1 2007-08-20 Richard Guenther <rguenther@suse.de>
3 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
6 auto_var_in_fn_p langhook.
7 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9 * tree.c (auto_var_in_fn_p): ... here.
10 (find_var_from_fn): Call auto_var_in_fn_p directly.
11 * langhooks.h (lang_hooks_for_tree_inlining): Remove
12 auto_var_in_fn_p langhook.
13 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
14 (copy_body_r): Likewise.
15 (self_inlining_addr_expr): Likewise.
16 * tree.h (auto_var_in_fn_p): Declare.
18 2007-08-20 Richard Guenther <rguenther@suse.de>
20 * tree.c (WALK_SUBTREE): Call walk_tree_1.
21 (walk_type_fields): Take lh parameter.
22 (walk_tree): Rename to ...
23 (walk_tree_1): ... this. Do not call the walk_subtrees
24 langhook but the now passed callback. Pass lh on recursion.
25 (walk_tree_without_duplicates): Rename to ...
26 (walk_tree_without_duplicates_1): ... this. Take lh parameter
28 * tree.h (walk_tree_lh): New typedef.
29 (walk_tree_1): Declare.
30 (walk_tree_without_duplicates_1): Likewise.
31 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
32 (walk_tree_without_duplicates): New define to
33 walk_tree_without_duplicates_1 with NULL lh parameter.
34 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
35 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
37 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
38 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
39 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
42 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
45 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
46 code in front of the compacting of basic blocks.
47 Move the folding of statements inbetween the cgraph checking
48 and compacting of basic blocks.
50 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
51 Serge Belyshev <belyshev@depni.sinp.msu.ru>
54 * config/alpha/alpha.c (va_list_skip_additions): Check for
55 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
56 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
57 PLUS_EXPR when checking ap.__base.
58 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
59 when doing addition on pointer types. Use size_int instead of
61 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
62 ptr_type in the second operand.
64 2007-08-19 Andrew Pinski <pinskia@gmail.com>
67 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
69 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
72 * cfgexpand.c (expand_one_register_var): Mark pointer
73 DECL_ARTIFICIAL as REG_POINTER also.
74 * stmt.c (expand_decl): Likewise.
76 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
83 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
84 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
85 on_worklist argument and avoid adding things to worklist multiple
87 (add_to_worklist): Ditto.
88 (mark_aliases_call_clobbered): Mark entire structure clobbered if
89 single SFT is clobbered.
90 (set_initial_properties): Ditto.
91 (compute_call_clobbered): Update for changes to function
93 (create_overlap_variables_for): Always create SFT for offset 0.
94 (create_structure_vars): Handle PHI's, since we are in SSA form at
96 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
97 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
99 (add_vars_for_offset): Figure out aliases from access + points-to.
100 (add_virtual_operand): Use add_vars-for_offset.
101 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
102 (add_call_clobber_ops): Remove makes_clobbering_call set.
103 (get_expr_operands): Always pass through the INDIRECT_REF
105 * tree-ssa-structalias.c (struct constraint_graph): Remove
107 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
108 address_taken, pt_used, number_incoming.
109 (FIRST_ADDR_NODE): Removed.
110 (merge_graph_nodes): Remove broken code for the moment.
111 (init_graph): New function.
112 (build_pred_graph): Remove code to init_graph.
113 Add location equivalence support.
114 (struct scc_info): Rename roots to deleted.
116 (init_scc_info): Ditto
117 (init_topo_info): Use graph->size.
118 (compute_topo_order): Ditto.
119 (do_da_constraint): Removed.
120 (do_sd_constraint): Remove calls to find().
121 set_union_with_increment should always get 0 as last arg here.
122 (do_complex_constraint): Replace do_da_constraint with assert.
124 (struct equiv_class_label): New.
125 (pointer_equiv_class_table): Ditto.
126 (location_equiv_class_table): Ditto.
127 (equiv_class_label_hash): Ditto.
128 (equiv_class_label_eq): Ditto
129 (equiv_class_lookup): Ditto.
130 (equiv_class_ladd): Ditto.
131 (pointer_equiv_class): Ditto.
132 (location_equiv_class): Ditto.
133 (condense_visit): Rename and rewrite from label_visit to do only
134 SCC related stuff for HU.
135 (label_visit): Do HU work for HU.
136 (perform_var_substitution): Update to do HU and location
138 (free_var_substitution_info): Update to free HU and location
139 equivalence structures. */
140 (find_equivalent_node): Update for pointer but not location
142 (unite_pointer_equivalences): New function.
143 (move_complex_constraints): Rewrite to only do moving.
144 (rewrite_constraints): Split out of move_complex_constraints.
145 (solve_graph): Use graph->size.
146 (process_constraint_1): Add from_call argument, use it.
147 Split *a = &b into two constraints.
148 (process_constraint): Use new process_constraint_1.
149 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
150 (get_constraint_for): Handle non-pointer integers properly.
151 Remove code that used to handle structures.
152 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
153 with unknown addends.
154 (handle_rhs_call): New function.
155 (find_func_aliases): Use handle_rhs_call.
156 (set_uids_in_ptset): Add an assert.
157 (set_used_smts): Fix bug in not considering unified vars.
158 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
159 (compute_points_to_sets): Update for other function changes.
160 (delete_points_to_sets): Ditto.
161 (ipa_pta_execute): Ditto.
162 (pass_ipa_pta): We need to update SSA after ipa_pta.
164 2007-08-19 Jan Hubicka <jh@suse.cz>
166 * i386.md: Replace "rim" and "mri" constraints by "g".
168 2007-08-19 Joseph Myers <joseph@codesourcery.com>
170 * dwarf2out.c (text_section_used, cold_text_section_used,
171 cold_text_section, dwarf2out_note_section_used): New.
172 (dwarf2out_init): Initialize cold_text_section.
173 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
174 dwarf2out_note_section_used.
175 (size_of_aranges): Only count entry for text section if it was
176 used. Count entry for cold text section if it was used.
177 (output_aranges): Only output entries for text section and cold
178 text section if they were used.
180 2007-08-19 Andrew Pinski <pinskia@gmail.com>
182 * tree-pretty-print.c (debug_generic_expr): Add a comment about
184 (debug_generic_stmt): Likewise.
185 (debug_tree_chain): Likewise.
187 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
189 * tree-data-refs.c (split_constant_offset): Expose.
190 * tree-data-refs.h (split_constant_offset): Add declaration.
192 * tree-vectorizer.h (dr_alignment_support): Renamed
193 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
194 Added a new value dr_explicit_realign.
195 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
196 dr_offset, dr_step, and dr_aligned_to, along with new access
197 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
198 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
199 STMT_VINFO_DR_ALIGNED_TO.
201 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
203 In case of outer-loop vectorization with non-fixed misalignment - use
204 the dr_explicit_realign scheme instead of the optimized realignment
206 (new_stmt_vec_info): Initialize new fields.
208 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
209 'nested_in_vect_loop' case. Change verbosity level.
210 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
211 Don't fail on zero step in the outer-loop for loads.
212 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
213 offset and init relative to the outer-loop.
215 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
216 BSI function argument with a new function argument - at_loop.
217 Simplify the condition that determines STEP. Takes additional argument
218 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
219 case), including zero step in the outer-loop. Call
220 vect_create_addr_base_for_vector_ref with additional argument.
221 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
222 Updated function documentation. Handle the 'nested_in_vect_loop' case.
223 Fixed and simplified calculation of step.
224 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
225 of bsi, and with additional argument. Call bump_vector_ptr with
226 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
227 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
228 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
229 when the realignment setup needs to take place inside the loop. Support
230 the dr_explicit_realign scheme. Allow generating the optimized
231 realignment scheme for outer-loop vectorization. Added documentation.
232 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
233 'nested_in_vect_loop' case, including loads that are invariant in the
234 outer-loop and the realignment schemes. Handle the case when the
235 realignment setup needs to take place inside the loop. Call
236 vect_setup_realignment with additional arguments. Call
237 vect_create_data_ref_ptr with additional argument and with loop instead
238 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
239 (vect_gen_niters_for_prolog_loop): Call
240 vect_create_addr_base_for_vector_ref with additional arguments.
241 (vect_create_cond_for_align_checks): Likewise.
242 (bump_vector_ptr): Updated to support the new dr_explicit_realign
243 scheme: takes additional argument bump; argument ptr_incr is now
244 optional; updated documentation.
245 (vect_init_vector): Takes additional argument (bsi). Use it, if
246 available, to insert the vector initialization.
247 (get_initial_def_for_induction): Pass additional argument in call to
249 (vect_get_vec_def_for_operand): Likewise.
250 (vect_setup_realignment): Likewise.
251 (vectorizable_load): Likewise.
253 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
255 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
256 as argument instead of struct loop.
257 (nested_in_vect_loop_p): New function.
258 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
260 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
261 from other phis in the loop.
262 (destroy_loop_vec_info): Add additional argument to declaration.
264 * tree-vectorizer.c (supportable_widening_operation): Also check if
265 nested_in_vect_loop_p (don't allow changing the order in this case).
266 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
267 of struct loop. Call nested_in_vect_loop_p and don't require
268 flag_unsafe_math_optimizations if it returns true.
269 (new_stmt_vec_info): When setting def_type for phis differentiate
270 loop-header phis from other phis.
271 (bb_in_loop_p): New function.
272 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
273 update their loop_vinfo. Order of BB traversal now matters - call
274 dfs_enumerate_from with bb_in_loop_p.
275 (destroy_loop_vec_info): Takes additional argument to control whether
276 stmt_vinfo of the loop stmts should be destroyed as well.
277 (vect_is_simple_reduction): Allow the "non-reduction" use of a
278 reduction stmt to be defines by a non loop-header phi.
279 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
281 * tree-vect-transform.c (vectorizable_reduction): Call
282 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
283 (vectorizable_call): Likewise.
284 (vectorizable_conversion): Likewise.
285 (vectorizable_operation): Likewise.
286 (vectorizable_type_promotion): Likewise.
287 (vectorizable_type_demotion): Likewise.
288 (vectorizable_store): Likewise.
289 (vectorizable_live_operation): Likewise.
290 (vectorizable_reduction): Likewise. Also pass loop_info to
291 vect_is_simple_reduction instead of loop.
292 (vect_init_vector): Call nested_in_vect_loop_p.
293 (get_initial_def_for_reduction): Likewise.
294 (vect_create_epilog_for_reduction): Likewise.
295 (vect_init_vector): Check which loop to work with, in case there's an
297 (get_initial_def_for_inducion): Extend to handle outer-loop
298 vectorization. Fix indentation.
299 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
300 In the case vect_induction_def get the vector def from the induction
301 phi node, instead of calling get_initial_def_for_inducion.
302 (get_initial_def_for_reduction): Extend to handle outer-loop
304 (vect_create_epilog_for_reduction): Extend to handle outer-loop
306 (vect_transform_loop): Change assert to just skip this case. Add a
308 (vect_finish_stmt_generation): Add a couple asserts.
310 (vect_estimate_min_profitable_iters): Multiply
311 cost of inner-loop stmts (in outer-loop vectorization) by estimated
313 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
314 this is an inner-loop reduction in outer-loop vectorization.
316 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
317 Same code as what used to be vect_analyze_scalar_cycles, only with
318 additional argument loop, and loop_info passed to
319 vect_is_simple_reduction instead of loop.
320 (vect_analyze_scalar_cycles): Code factored out into
321 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
322 Updated documentation.
323 (analyze_operations): Check for inner-loop loop-closed exit-phis during
324 outer-loop vectorization that are live or not used in the outerloop,
325 cause this requires special handling.
326 (vect_enhance_data_refs_alignment): Don't consider versioning for
328 (vect_analyze_data_refs): Check that there are no datarefs in the
330 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
331 and vect_used_in_outer_by_reduction cases.
332 (process_use): Also consider the case of outer-loop stmt defining an
333 inner-loop stmt and vice versa.
334 (vect_analyze_loop_1): New function.
335 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
336 loops. Call vect_analyze_loop_1.
337 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
338 been vectorized. Call destroy_loop_vec_info with additional argument.
340 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
341 in the inner-loop when doing outer-loop vectorization. Add
342 documentation and printout.
343 (vect_recog_dot_prod_pattern): Likewise. Also add check for
344 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
346 2007-08-18 Andrew Pinski <pinskia@gmail.com>
348 * tree-affine.h (print_aff): New prototype.
349 (debug_aff): Likewise.
350 * tree-affine.c (print_aff): New function.
351 (debug_aff): Likewise.
353 2007-08-18 Paul Brook <paul@codesourcery.com>
354 Joseph Myers <joseph@codesourcery.com>
356 * common.opt (-fdebug-prefix-map=): New option.
357 * opts.c: Include debug.h.
358 (common_handle_option): Handle -fdebug-prefix-map.
359 * final.c: Include ggc.h.
360 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
361 remap_debug_filename): New.
362 * Makefile.in (final.o, opts.o): Update dependencies.
363 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
364 * configure.ac: Check for assembler --debug-prefix-map support.
365 * configure, config.in: Regenerate.
366 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
367 (ASM_DEBUG_SPEC): Include ASM_MAP.
368 * doc/install.texi (--with-debug-prefix-map): Document.
369 * doc/invoke.texi (-fdebug-prefix-map): Document.
370 * dbxout.c (dbxout_init, dbxout_start_source_file,
371 dbxout_source_file): Call remap_debug_filename.
372 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
373 dwarf2out_start_source_file, dwarf2out_finish): Call
374 remap_debug_filename.
375 (file_table_relative_p): Do not check d->emitted_number.
376 * toplev.c (output_file_directive): Call remap_debug_filename.
377 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
378 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
380 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
382 * loop-invariant.c (find_invariants_to_move): Add missing macro
385 2007-08-17 Tom Tromey <tromey@redhat.com>
387 * tree.h (struct tree_label_decl): Removed old "java" fields.
389 2007-08-17 Richard Sandiford <richard@codesourcery.com>
390 Nigel Stephens <nigel@mips.com>
392 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
393 Treat -mno-data-in-code and -mcode-xonly as aliases for
394 -mcode-readable=no and -mcode-readable=pcrel respectively.
395 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
396 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
397 (MULTILIB_DIRNAMES): Update accordingly.
399 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
401 * Makefile.in (version.o): Depend on $(REVISION) only if
402 REVISION_s is defined.
404 2007-08-17 Sa Liu <saliu@de.ibm.com>
405 Ulrich Weigand <uweigand@de.ibm.com>
408 * tree.c (reconstruct_complex_type): For a pointer to a vector,
409 use build_qualified_type to retain qualifiers of the base type.
411 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
413 * config/score/score.md : Update pattern tablejump.
414 * config/score/score.c : Update score_initialize_trampoline
416 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
417 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
418 * doc/contrib.texi: Add my entry.
420 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
422 * Makefile.in (REVISION): New.
425 (version.o): Also depend on $(REVISION). Add
426 -DREVISION=$(REVISION_s).
428 * version.c (version_string): Add REVISION.
430 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
432 * tree-eh.c (lower_try_finally_onedest): Reset the locus
433 of GOTO that's relocated to a different block.
435 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
437 * c-common.c (const_strip_array_types): New.
438 * c-common.h (lang_missing_noreturn_ok_p): Delete.
439 (const_strip_array_types): New.
440 * c-objc-common.c (c_disregard_inline_limits,
441 c_warn_unused_global_decl): Constify.
442 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
443 c_vla_type_p, c_incomplete_type_error): Likewise.
444 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
445 * hooks.c (hook_bool_const_tree_false): New.
446 * hooks.h (hook_bool_const_tree_false): Likewise.
447 * langhooks-def.h (lhd_warn_unused_global_decl,
448 lhd_incomplete_type_error, lhd_expr_size,
449 lhd_tree_inlining_disregard_inline_limits,
450 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
451 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
452 * langhooks.c (lhd_warn_unused_global_decl,
453 lhd_incomplete_type_error,
454 lhd_tree_inlining_disregard_inline_limits,
455 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
456 lhd_expr_size): Likewise.
457 * langhooks.h (lang_hooks_for_tree_inlining,
458 lang_hooks_for_tree_dump, lang_hooks_for_types,
459 lang_hooks_for_decls, lang_hooks): Likewise.
460 * pointer-set.c (pointer_set_t, pointer_set_create,
461 pointer_set_contains, insert_aux, pointer_set_insert,
462 pointer_set_traverse, pointer_map_t, pointer_map_create,
463 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
465 * pointer-set.h (pointer_set_contains, pointer_set_insert,
466 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
467 pointer_map_traverse): Likewise.
468 * predict.c (assert_is_empty): Likewise.
469 * tree-affine.c (free_name_expansion): Likewise.
470 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
471 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
472 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
474 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
476 * tree-vectorizer.c (new_loop_vec_info): Initialize new
478 (destroy_loop_vec_info): Add call to VEC_free.
479 * tree-vectorizer.h (may_alias_ddrs): Define.
480 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
481 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
482 Change reporting to dump.
483 (vect_is_duplicate_ddr): New.
484 (vect_mark_for_runtime_alias_test): New.
485 (vect_analyze_data_ref_dependences) Add call to
486 vect_mark_for_runtime_alias_test.
487 (vect_enhance_data_refs_alignment): Define local variable
488 vect_versioning_for_alias_required, don't perform
489 peeling for alignment if versioning for alias is
491 (vect_enhance_data_refs_alignment): Use
492 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
493 PARAM_VECT_MAX_VERSION_CHECKS.
494 * tree-vect-transform.c
495 (vect_create_cond_for_alias_checks): New.
496 (vect_transform_loop): Add call to
497 vect_create_cond_for_alias_checks.
498 (vect_vfa_segment_size): New.
499 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
501 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
502 * gcc/doc/invoke.texi
503 (vect-max-version-for-alignment-checks): Document.
504 (vect-max-version-for-alias-checks): Document.
505 (vect-max-version-checks): Remove.
507 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
509 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
510 the same line as the instruction for all asm dialects.
512 (*rep_movsi_rex64): Ditto.
514 (*rep_movqi_rex64): Ditto.
515 (*rep_stosdi_rex64): Ditto.
516 (*rep_stossi): Ditto.
517 (*rep_stossi_rex64): Ditto.
518 (*rep_stosqi): Ditto.
519 (*rep_stosqi_rex64): Ditto.
520 (*cmpstrnqi_nz_1): Ditto.
521 (*cmpstrnqi_nz_rex_1): Ditto.
522 (*cmpstrnqi_1): Ditto.
523 (*cmpstrnqi_rex_1): Ditto.
524 (*strlenqi_1): Ditto.
525 (*strlenqi_rex_1): Ditto.
526 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
527 prefix on the same line as the instruction for all asm dialects.
528 (sync_double_compare_and_swap<mode>): Ditto.
529 (*sync_double_compare_and_swapdi_pic): Ditto.
530 (*sync_compare_and_swap_cc<mode>): Ditto.
531 (sync_double_compare_and_swap_cc<mode>): Ditto.
532 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
533 (sync_old_add<mode>): Ditto.
534 (sync_add<mode>): Ditto.
535 (sync_sub<mode>): Ditto.
536 (sync_ior<mode>): Ditto.
537 (sync_and<mode>): Ditto.
538 (sync_xor<mode>): Ditto.
540 2007-08-16 Richard Sandiford <richard@codesourcery.com>
543 * reload.c (find_reloads): Check that the memory returned by
544 find_reloads_toplev was not the result of forcing a constant
546 (find_reloads_toplev): Always use simplify_gen_subreg to get
547 the subreg of a constant. If the result is also a constant,
548 but not a legitimate one, force it into the constant pool
549 and reload its address.
551 2007-08-15 David Edelsohn <edelsohn@gnu.org>
553 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
556 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
558 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
559 directive for the current vector ABI.
561 2007-08-15 Steve Ellcey <sje@cup.hp.com>
564 * caller-save.c (reg_save_code): Set invalide status on restore code.
566 2007-08-15 Diego Novillo <dnovillo@google.com>
568 * tree-ssa-alias.c (compute_memory_partitions): Use
569 alias_bitmap_obstack to allocate bitmaps.
570 (reset_alias_info): Factor out of init_alias_info.
571 Mark all name tags not associated to an SSA name for renaming.
572 (init_alias_info): Call it.
573 (create_name_tags): Tidy. Add comments.
574 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
576 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
578 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
579 scheduler dependencies.
581 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
583 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
585 (*iorsi_1_zext): Likewise.
586 (*iorsi_1_zext_imm): Likewise.
587 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
588 with "rm"/"xm" constraint.
589 (sse2_vmsqrtv2df2): Likewise.
591 2007-08-15 Jakub Jelinek <jakub@redhat.com>
594 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
597 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
599 * tree-pass.h (PROP_pta): Removed.
600 (TODO_rebuild_alias): New.
601 (pass_may_alias): Removed.
602 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
603 aliasing if we changed something.
604 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
606 (pass_may_alias): Removed.
607 (create_structure_vars): Return TODO_rebuild_alias.
608 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
609 * tree-sra.c (tree_sra): Only rebuild aliasing if something
611 (tree_sra_early): We never affect aliasing right now.
612 * tree-flow.h (compute_may_aliases): New prototype.
613 * passes.c: Remove pass_may_alias from the passes.
614 (execute_function_todo): Support TODO_rebuild_alias.
616 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
618 * i386.c: (legitimize_address): Move dllimported variable check
619 infront of legitimizing pic address of CONST symbols.
621 2007-08-14 Steve Ellcey <sje@cup.hp.com>
623 PR tree-optimization/32941
624 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
625 (goto_queue_cmp): Remove.
626 (find_goto_replacement): Change search method.
627 (maybe_record_in_goto_queue): Add assert.
628 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
629 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
631 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
633 * alias.c (component_uses_parent_alias_set): Constify.
634 * alias.h (component_uses_parent_alias_set): Likewise.
635 * cfgrtl.c (print_rtl_with_bb): Likewise.
636 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
637 mpz_get_double_int): Likewise.
638 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
639 mpz_get_double_int): Likewise.
640 * expr.c (is_aligning_offset, undefined_operand_subword_p,
641 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
643 * expr.h (safe_from_p): Likewise.
644 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
646 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
647 zero_sized_type, goa_lhs_expr_p): Likewise.
648 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
649 * rtl.h (print_rtl_with_bb): Likewise.
650 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
651 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
652 * tree-flow-inline.h (bb_stmt_list): Constify.
653 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
655 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
656 const_first_stmt, const_last_stmt): New.
657 (block_may_fallthru, empty_block_p): Constify.
658 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
659 EXPR_ONLY_BODY): New.
660 (expr_first, expr_last, expr_only): Use macro for body.
661 (const_expr_first, const_expr_last, const_expr_only): New.
662 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
663 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
664 ctsi_prev, ctsi_stmt): New.
665 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
666 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
667 * tree-ssa-loop-niter.c (loop_only_exit_p,
668 derive_constant_upper_bound): Likewise.
669 * tree-ssa-phiopt.c (empty_block_p): Likewise.
670 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
671 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
672 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
673 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
674 * tree.c (get_type_static_bounds): Likewise.
675 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
676 (get_type_static_bounds): Constify.
678 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
681 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
682 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
683 (*<addsub><mode>3_cc_overflow): New.
684 (*add<mode>3_cconly_overflow): New.
685 (*sub<mode>3_cconly_overflow): New.
686 (*<addsub>si3_zext_cc_overflow): New.
687 * config/i386/predicates.md (fcmov_comparison_operator): Accept
688 CCCmode for LTU, GTU, LEU and GEU.
689 (ix86_comparison_operator): Likewise.
690 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
691 * config/i386/i386.c (put_condition_code): Support CCCmode.
692 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
693 or MINUS expressions.
695 2007-08-14 Andrew Pinski <pinskia@gmail.com>
698 * c-typeck.c (build_binary_op): Disallow vector float types with
699 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
701 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
703 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
704 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
705 (dep_def): New typedef.
706 (init_dep_1, sd_debug_dep): Declare functions.
707 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
708 (debug_dep_links): Remove.
709 (struct _deps_list): New field 'n_links'.
710 (DEPS_LIST_N_LINKS): New macro.
711 (FOR_EACH_DEP_LINK): Remove.
712 (create_deps_list, free_deps_list, delete_deps_list): Remove
714 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
715 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
716 (copy_deps_list_change_con, move_dep_link): Ditto.
717 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
718 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
720 (INSN_BACK_DEPS): Remove.
721 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
723 (INSN_DEP_COUNT): Remove.
724 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
725 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
726 Declare global variables.
727 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
728 (add_forw_dep, compute_forward_dependences): Remove declarations.
729 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
730 (add_back_forw_dep, delete_back_forw_dep): Ditto.
731 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
733 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
735 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
736 (sd_list_types_def): New typedef.
737 (sd_next_list): Declare function.
738 (struct _sd_iterator): New type.
739 (sd_iterator_def): New typedef.
740 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
742 (FOR_EACH_DEP): New cycle wrapper.
743 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
745 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
746 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
749 * sched-deps.c (init_dep_1): Make global.
750 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
752 (dump_dep): New static function.
753 (dump_dep_flags): New static variable.
754 (sd_debug_dep): New function.
755 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
757 (move_dep_link): Use remove_from_deps_list (), instead of
759 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
760 (dep_link_is_detached_p): New static function.
761 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
763 (dn_pool, dl_pool): New alloc_pools.
764 (dn_pool_diff, dl_pool_diff): New static variables.
765 (create_dep_node, delete_dep_node): New static function.
766 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
767 (deps_list_empty_p): Make it static. Use 'n_links' field.
768 (deps_pools_are_empty_p): New static function.
769 (alloc_deps_list, delete_deps_list): Remove.
770 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
771 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
772 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
773 (forward_dependency_cache): Remove.
774 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
775 'back' from the names. Change signature to use dep_t instead of
777 (add_back_dep): Ditto. Make global.
778 (check_dep_status): Rename to check_dep ().
779 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
781 (sd_finish_insn): Ditto.
782 (sd_find_dep_between_no_cache): New static function.
783 (sd_find_dep_between): New function.
784 (ask_dependency_caches, set_dependency_caches): New static functions.
785 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
786 (add_or_update_dep_1): Separate pieces of functionality into
787 ask_dependency_caches (), update_dependency_caches (),
788 change_spec_dep_to_hard (), update_dep ().
789 (get_back_and_forw_lists): New static function.
790 (sd_add_dep): Separate setting of dependency caches into
791 set_dependency_caches ().
792 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
794 (sd_delete_dep): Ditto.
795 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
796 (dump_lists): New static function.
797 (sd_debug_lists): New debug function.
798 (delete_all_dependences, fixup_sched_groups): Update to use
800 (sched_analyze_2): Create data-speculative dependency only if
801 data-speculation is enabled.
802 (sched_analyze_insn): If insn cannot be speculative, make all its
803 dependencies non-speculative.
804 (sched_analyze): Use sd_init_insn ().
805 (add_forw_dep, compute_forward_dependencies): Remove.
806 (delete_dep_nodes_in_back_deps): New static function.
807 (sched_free_deps): New function.
808 (init_dependency_caches): Init alloc_pools.
809 (extend_depedency_caches): Update after removing of
810 forward_dependency_cache.
811 (free_dependency_caches): Ditto. Free alloc_pools.
812 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
813 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
815 (add_back_forw_dep, delete_back_forw_dep): Ditto.
816 (add_dependence): Use init_dep ().
817 (get_dep_weak_1): New static function.
818 (get_dep_weak): Move logic to get_dep_weak_1 ().
819 (dump_ds): New static function moved from haifa-sched.c:
820 debug_spec_status ().
821 (debug_ds): New debug function.
822 (check_dep_status): Rename to check_dep (). Update to check whole
825 * haifa-sched.c (spec_info): Make global.
826 (added_recovery_block_p): Rename to
827 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
828 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
829 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
830 to use new interfaces.
831 (ok_for_early_queue_removal): Ditto.
832 (schedule_block): Initialize logical uids of insns emitted by the
834 (sched_init): Initialize new variable.
835 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
837 (extend_global): Initialize insn data.
838 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
839 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
841 (add_to_speculative_block): Update to use new interfaces.
842 (create_recovery_block): Set new variables.
843 (create_check_block_twin, fix_recovery_deps): Update to use new
845 (sched_insn_is_legitimate_for_speculation_p): New function.
846 (speculate_insn): Move checking logic to
847 sched_insn_is_legitimate_for_speculation_p ().
848 (sched_remove_insn): Finalize sched-deps information of instruction.
849 (clear_priorities, add_jump_dependencies): Update to use new
851 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
853 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
854 to use new interfaces.
855 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
856 (new_ready): Try to use control speculation only if it is available.
857 (add_branch_dependences): Update to use new interfaces.
858 (compute_block_backward_dependences): Rename to
859 compute_block_dependences (). Call
860 targetm.sched.dependencies_evaluation_hook ().
861 (free_block_dependencies): New static function.
862 (debug_dependencies): Update to use new interfaces.
863 (schedule_region): Remove separate computation of forward dependencies.
864 Move call of targetm.sched.dependencies_evaluation_hook () to
865 compute_block_dependences (). Free dependencies at the end of
866 scheduling the region.
868 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
870 (add_deps_for_risky_insns): Ditto.
871 (schedule_ebb): Remove separate computation of forward dependencies.
872 Free dependencies at the end of scheduling the ebb.
874 * ddg.c (create_ddg_dependence): Update to use new interfaces.
875 (build_intra_loop_deps): Ditto. Remove separate computation of forward
876 dependencies. Free sched-deps dependencies.
878 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
879 to use new interfaces.
880 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
882 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
884 (is_costly_group): Ditto.
886 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
888 * alias.c (rtx_equal_for_memref_p): Constify.
889 * basic-block.h (const_edge, const_basic_block): New.
890 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
891 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
892 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
893 probably_never_executed_bb_p, edge_probability_reliable_p,
894 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
895 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
897 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
898 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
900 * cfganal.c (flow_active_insn_p, forwarder_block_p,
901 flow_nodes_print, dfs_enumerate_from): Likewise.
902 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
903 control_flow_insn_p, count_basic_blocks): Likewise.
904 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
905 get_loop_body_with_size, loop_exit_edge_p): Likewise.
906 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
907 average_num_loop_insns, loop_exit_edge_p,
908 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
909 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
910 average_num_loop_insns, seq_cost): Likewise.
911 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
912 * dominance.c (dominated_by_p): Likewise.
913 * emit-rtl.c (validate_subreg): Likewise.
914 * except.c (can_throw_internal, can_throw_external): Likewise.
915 * except.h (can_throw_internal, can_throw_external): Likewise.
916 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
917 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
918 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
919 simple_mem, store_ops_ok, load_kills_store, find_loads,
920 store_killed_in_insn, store_killed_after, store_killed_before,
921 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
923 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
924 noce_mem_write_may_trap_or_fault_p): Likewise.
925 * pointer-set.c (pointer_set_contains, pointer_map_contains):
927 * pointer-set.h (pointer_set_contains, pointer_map_contains):
929 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
930 probably_cold_bb_p, probably_never_executed_bb_p,
931 edge_probability_reliable_p, br_prob_note_reliable_p,
932 can_predict_insn_p): Likewise.
933 * regclass.c (reg_set_to_hard_reg_set): Likewise.
934 * resource.c (return_insn_p): Likewise.
935 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
937 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
938 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
939 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
940 verify_gimple_modify_stmt): Likewise.
941 * tree-chrec.c (is_not_constant_evolution,
942 is_multivariate_chrec_rec, is_multivariate_chrec,
943 chrec_contains_symbols, chrec_contains_undetermined,
944 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
945 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
946 eq_evolutions_p, scev_direction): Likewise.
947 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
948 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
949 chrec_contains_symbols_defined_in_loop,
950 chrec_contains_undetermined, tree_contains_chrecs,
951 evolution_function_is_affine_multivariate_p,
952 evolution_function_is_univariate_p, chrec_zerop,
953 evolution_function_is_constant_p, evolution_function_is_affine_p,
954 evolution_function_is_affine_or_constant_p,
955 tree_does_not_contain_chrecs, chrec_type): Likewise.
956 * tree-data-ref.c (tree_fold_divides_p,
957 object_address_invariant_in_loop_p, dr_may_alias_p,
958 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
959 same_access_functions, constant_access_functions,
960 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
962 * tree-flow.h (scev_direction): Likewise.
963 * tree-gimple.c (is_gimple_stmt): Likewise.
964 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
966 * tree-pretty-print.c (op_prio): Likewise.
967 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
968 analyzable_condition, backedge_phi_arg_p): Likewise.
969 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
970 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
971 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
974 2007-08-13 Dan Hipschman <dsh@google.com>
977 * c-format.c (check_format_arg): Move check for zero-length
978 format strings below the check for unterminated strings.
980 2007-08-13 Andrew Pinski <pinskia@gmail.com>
983 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
986 2007-08-13 Nick Clifton <nickc@redhat.com>
988 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
990 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
993 * c-format.c (gcc_gfc_length_specs): New array.
994 (gcc_gfc_char_table): Add unsigned specifier, and references to
995 the l length modifier.
996 (format_types_orig): Use the new gcc_gfc_length_specs.
998 2007-08-12 Sa Liu <saliu@de.ibm.com>
1000 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1001 and with REG_RETVAL note after split.
1003 2007-08-11 David Daney <ddaney@avtrex.com>
1005 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1006 as ATTRIBUTE_UNUSED.
1008 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1009 Segher Boessenkool <segher@kernel.crashing.org>
1011 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1012 HAVE_LOCAL_CPU_DETECT not defined.
1014 2007-08-11 Jan Hubicka <jh@suse.cz>
1016 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1017 (cgraph_process_new_functions): Honor previous value of
1018 disregard_inline_limits.
1019 * ipa-inline.c (compute_inline_parameters): Likewise.
1021 2007-08-11 Ian Lance Taylor <iant@google.com>
1023 * alias.h (alias_set_type): Define new type.
1024 (ALIAS_SET_MEMORY_BARRIER): Use it.
1025 * rtl.h: Include alias.h.
1026 (struct mem_attrs): Use alias_set_type.
1027 * tree.h: Include alias.h
1028 (struct tree_type): Use alias_set_type.
1029 (struct tree_struct_field_tag): Likewise.
1030 (struct tree_decl_common): Likewise.
1031 * alias.c (struct alias_set_entry): Use alias_set_type.
1032 (get_alias_set_entry, alias_set_subset_of): Likewise.
1033 (alias_sets_conflict_p): Likewise.
1034 (alias_sets_must_conflict_p): Likewise.
1035 (objects_must_conflict_p): Likewise.
1036 (get_alias_set, new_alias_set): Likewise.
1037 (record_alias_subset, record_component_aliases): Likewise.
1038 (varargs_set, frame_set): Change to alias_set_type.
1039 (get_varargs_alias_set): Use alias_set_type.
1040 (get_frame_alias_set): Likewise.
1041 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1042 * dse.c (struct store_info): Use alias_set_type.
1043 (struct read_info, struct clear_alias_mode_holder): Likewise.
1044 (clear_alias_set_lookup, canon_address): Likewise.
1045 (record_store, check_mem_read_rtx): Likewise.
1046 (dse_record_singleton_alias_set): Likewise.
1047 (dse_invalidate_singleton_alias_set): Likewise.
1048 * emit-rtl.c (get_mem_attrs): Likewise.
1049 (set_mem_attributes_minus_bitpos): Likewise.
1050 (set_mem_alias_set): Likewise.
1051 * expr.c (store_constructor_field, store_field): Likewise.
1052 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1053 * langhooks.c (lhd_get_alias_set): Likewise.
1054 * langhooks-def.h (lhd_get_alias_set): Likewise.
1055 * reload1.c (alter_reg): Likewise.
1056 * tree-flow.h (struct fieldoff): Likewise.
1057 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1058 (may_alias_p, get_smt_for, create_sft): Likewise.
1059 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1060 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1061 (merge_smts_into): Likewise.
1062 * varasm.c (const_alias_set): Likewise.
1063 * c-common.c (strict_aliasing_warning): Likewise.
1064 (c_common_get_alias_set): Likewise.
1065 * dse.h (dse_record_singleton_alias_set): Update declaration.
1066 (dse_invalidate_singleton_alias_set): Likewise.
1067 * emit-rtl.h (set_mem_alias_set): Likewise.
1068 * c-common.h (c_common_get_alias_set): Likewise.
1069 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1070 * print-tree.c (print_node): Likewise.
1071 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1073 (alpha_setup_incoming_varargs): Use alias_set_type.
1074 * config/i386/i386.c (setup_incoming_varargs_64): Use
1076 (setup_incoming_varargs_ms_64): Likewise.
1077 (ix86_GOT_alias_set): Likewise.
1078 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1079 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1080 (set): Change to alias_set_type.
1081 (get_TOC_alias_set): Use alias_set_type.
1082 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1084 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1085 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1087 (struct_value_alias_set): Likewise.
1088 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1090 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1092 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1093 * config/vxworks.h (TARGET_VXWORKS): Override.
1094 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1095 "mips" if TARGET_VXWORKS.
1097 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1099 * calls.c (avoid_likely_spilled_reg): New function.
1100 (expand_call): Use it.
1102 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1104 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1106 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1108 * config/mips/predicates.md (const_call_insn_operand): Invoke
1109 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1111 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1114 * config/rs6000/driver-rs6000.c: Include link.h.
1115 Use ElfW instead of wordsize-specif typedef.
1117 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1119 * system.h (CONST_CAST): New.
1120 * c-decl.c (c_make_fname_decl): Use it.
1121 * c-lex.c (cb_ident, lex_string): Likewise.
1122 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1123 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1124 give_switch, set_multilib_dir): Likewise.
1125 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1126 * passes.c (execute_one_pass): Likewise.
1127 * prefix.c (update_path): Likewise.
1128 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1129 * tree.c (build_string): Likewise.
1131 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1133 * tree-flow-inline.h (is_exec_stmt): Remove.
1134 (is_label_stmt): Remove.
1135 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1138 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1140 * lower-subreg.c (resolve_shift_zext): Don't adjust
1141 src_reg_num for wordmode operands.
1143 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1144 David Ung <davidu@mips.com>
1146 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1147 (TARGET_SCHED_REORDER2): Define.
1148 (mips_maybe_swap_ready): New.
1149 (mips_last_74k_agen_insn): New.
1150 (mips_74k_agen_init): New.
1151 (mips_74k_agen_reorder): New function to group loads and stores
1153 (mips_sched_init): New.
1154 (mips_sched_reorder): Don't do initialization here. Call
1155 mips_74k_agen_reorder.
1156 (mips_variable_issue): Call mips_74k_agen_init.
1158 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1160 * tree-flow-inline.h (get_filename): Remove.
1162 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1164 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1166 (mips_fetch_insns): Delete in favor of...
1167 (mips_load_store_insns): ...this new function.
1168 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1169 to say whether multiword moves _might_ be split.
1170 (mips_fetch_insns): Delete in favor of...
1171 (mips_load_store_insns): ...this new function.
1172 (mips_rtx_costs): Update the call to mips_address_insns.
1173 (mips_address_cost): Likewise.
1174 * config/mips/mips.md (length): Use mips_load_store_insns instead
1175 of mips_fetch_insns.
1176 * config/mips/constraints.md (R): Use mips_address_insns rather
1177 than mips_fetch_insns. Assume that the move never needs to be split.
1179 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1181 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1182 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1183 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1184 * config/mips/mips.h (mips16_hard_float): Delete.
1185 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1186 definitions, and replace with....
1187 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1188 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1189 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1190 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1191 (override_options): Replace MASK_SOFT_FLOAT references with
1192 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1193 and mips16_hard_float when TARGET_MIPS16.
1195 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1198 * c-typeck.c (build_binary_op): Check for non pointer types before
1199 calling int_fits_type_p.
1201 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1204 * fold-const.c (omit_one_operand): Return only the ommitted expression
1205 if the result is an empty statement.
1206 (pedantic_omit_one_operand): Likewise.
1208 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1210 * c-typeck.c (readonly_error): Improve error for assignment.
1212 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1214 (pp_c_expression): Ditto.
1216 2007-08-09 Simon Baldwin <simonb@google.com>
1218 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1219 break that was preventing simplify_associative_operation() for xor.
1221 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1222 Nigel Stephens <nigel@mips.com>
1224 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1225 Document change in interpretation of value from boolean to
1227 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1228 ffs and ctz using clz.
1229 (expand_unop): Call them.
1230 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1232 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1233 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1234 enable the new ffs expansion on this target.
1236 2007-08-09 Jan Hubicka <jh@suse.cz>
1238 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1239 (expand_ternary_op): Likewise.
1240 (expand_vec_shift_expr): Likewise.
1241 (expand_binop_directly): Likewise.
1242 (expand_binop): Likewise.
1243 (sign_expand_binop): Likewise.
1244 (expand_twoval_unop): Likewise.
1245 (expand_twoval_binop): Likewise.
1246 (expand_twoval_binop_libfunc): Likewise.
1247 (widen_clz): Likewise.
1248 (widen_bswap): Likewise.
1249 (expand_parity): Likewise.
1250 (expand_unop): Likewise.
1251 (expand_abs_nojump): Likewise.
1252 (expand_copysign): Likewise.
1253 (emit_no_conflict_block): Likewise.
1254 (emit_libcall_block): Likewise.
1255 (can_compare_p): Likewise.
1256 (prepare_cmp_insn): Likewise.
1257 (emit_cmp_and_jump_insn_1): Likewise.
1258 (prepare_float_lib_cmp): Likewise.
1259 (emit_conditional_add): Likewise.
1260 (gen_add2_insn): Likewise.
1261 (have_add2_insn): Likewise.
1262 (gen_sub2_insn): Likewise.
1263 (have_sub2_insn): Likewise.
1264 (can_extend_p): Likewise.
1265 (can_fix_p): Likewise.
1266 (can_float_p): Likewise.
1267 (expand_float): Likewise.
1268 (expand_fix): Likewise.
1269 (expand_sfix_optab): Likewise.
1270 (new_optab): Likewise.
1271 (new_convert_optab): Likewise.
1272 (init_libfuncs): Likewise.
1273 (init_interclass_conv_libfuncs): Likewise.
1274 (init_intraclass_conv_libfuncs): Likewise.
1275 (set_conv_libfunc): Likewise.
1276 (init_optabs): Likewise.
1277 (debug_optab_libfuncs): Likewise.
1278 (gen_cond_trap): Likewise.
1279 * optabs.h (optab_handler, convert_optab_hanlder): New.
1280 * genopinit.c: Update optabs generation table.
1281 * reload.c (find_reloads_address_1): Use optabs accestors.
1282 * builtins.c (expand_builtin_mathfn): Likewise.
1283 (expand_builtin_mathfn_2): Likewise.
1284 (expand_builtin_mathfn_3): Likewise.
1285 (expand_builtin_interclass_mathfn): Likewise.
1286 (expand_builtin_sincos): Likewise.
1287 (expand_builtin_cexpi): Likewise.
1288 (expand_builtin_powi): Likewise.
1289 (expand_builtin_strlen): Likewise.
1290 * dojump.c (do_jump): Likewise.
1291 * expr.c (convert_move): Likewise.
1292 (move_by_pieces): Likewise.
1293 (move_by_pieces_ninsns): Likewise.
1294 (can_store_by_pieces): Likewise.
1295 (store_by_pieces_1): Likewise.
1296 (emit_move_via_integer): Likewise.
1297 (emit_move_complex): Likewise.
1298 (emit_move_ccmode): Likewise.
1299 (emit_move_insn_1): Likewise.
1300 (emit_single_push_insn): Likewise.
1301 (store_constructor): Likewise.
1302 (expand_expr_real_1): Likewise.
1303 (do_store_flag): Likewise.
1304 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1305 (enumerate_modes): Likewise.
1306 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1307 (supportable_widening_operation): Likewise.
1308 (supportable_narrowing_operation): Likewise.
1309 * expmed.c (store_bit_field_1): Likewise.
1310 (extract_bit_field_1): Likewise.
1311 (expand_mult_highpart_optab): Likewise.
1312 (expand_smod_pow2): Likewise.
1313 (expand_divmod): Likewise.
1314 (emit_store_flag): Likewise.
1315 * tree-vect-patterns.c
1316 (vect_pattern_recog_1): Likewise.
1317 * tree-ssa-loop-prefetch.c
1318 (nontemporal_store_p): Likewise.
1319 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1320 (vect_create_epilog_for_reduction): Likewise.
1321 (vectorizable_reduction): Likewise.
1322 (vectorizable_operation): Likewise.
1323 (vect_strided_store_supported): Likewise.
1324 (vectorizable_store): Likewise.
1325 (vect_strided_load_supported): Likewise.
1326 (vectorizable_load): Likewise.
1327 * combine.c (simplify_comparison): Likewise.
1328 * tree-vect-generic.c
1329 (type_for_widest_vector_mode): Likewise.
1330 (expand_vector_operations_1): Likewise.
1331 * config/spu/spu.c (spu_expand_mov): Likewise.
1332 (spu_emit_vector_compare): Likewise.
1333 * config/rs6000/rs6000.c
1334 (rs6000_emit_vector_compare): Likewise.
1335 * stmt.c (add_case_node): Likewise.
1336 * reload1.c (gen_reload):
1338 2007-08-09 Michael Matz <matz@suse.de>
1340 * tree.h (fixed_zerop): Declare as taking a const_tree.
1341 * tree.c (fixed_zerop): Take a const_tree.
1343 2007-08-09 Ira Rosen <irar@il.ibm.com>
1345 * tree-vect-transform.c (vectorizable_store): Remove call to
1346 copy_virtual_operands() and call mark_symbols_for_renaming() for
1347 the created vector store.
1348 (vect_setup_realignment): Don't call copy_virtual_operands() and
1349 update_vuses_to_preheader().
1350 (vectorizable_load): Don't call copy_virtual_operands().
1351 (update_vuses_to_preheader): Remove.
1353 2007-08-08 Chao-ying Fu <fu@mips.com>
1355 * tree.def (FIXED_POINT_TYPE): New type.
1356 (FIXED_CST): New constant.
1357 (FIXED_CONVERT_EXPR): New expr.
1358 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1359 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1360 * tree.h (struct tree_base): Add saturating_flag.
1361 Remove one bit of spare for saturating_flag.
1362 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1363 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1364 FIXED_POINT_TYPE_P): Define.
1365 (TYPE_SATURATING): Define.
1366 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1367 (struct tree_fixed_cst): New.
1368 (TYPE_IBIT, TYPE_FBIT): Define.
1369 (tree_node): Add fixed_cst.
1370 (enum tree_index): Add new enumeration values of
1371 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1372 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1373 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1374 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1375 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1376 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1377 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1378 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1379 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1380 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1381 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1382 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1383 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1384 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1385 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1386 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1387 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1388 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1389 (sat_short_fract_type_node, sat_fract_type_node,
1390 sat_long_fract_type_node, sat_long_long_fract_type_node,
1391 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1392 sat_unsigned_long_fract_type_node,
1393 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1394 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1395 unsigned_short_fract_type_node, unsigned_fract_type_node,
1396 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1397 sat_short_accum_type_node, sat_accum_type_node,
1398 sat_long_accum_type_node, sat_long_long_accum_type_node,
1399 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1400 sat_unsigned_long_accum_type_node,
1401 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1402 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1403 unsigned_short_accum_type_node, unsigned_accum_type_node,
1404 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1405 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1406 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1407 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1408 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1409 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1410 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1411 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1412 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1413 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1414 sat_uda_type_node, sat_uta_type_node): New macro.
1415 (make_fract_type, make_accum_type): Declare.
1416 (make_signed_fract_type, make_unsigned_fract_type,
1417 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1418 make_signed_accum_type, make_unsigned_accum_type,
1419 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1420 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1421 make_or_reuse_sat_signed_fract_type,
1422 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1423 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1424 make_or_reuse_sat_unsigned_accum_type): New macro.
1425 (fixed_zerop): Declare.
1426 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1427 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1428 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1429 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1430 * treestruct.def: Add TS_FIXED_CST.
1431 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1433 (tree-dump.o): Likewise.
1434 (print-tree.o): Likewise.
1435 (tree-pretty-print.o): Likewise.
1436 (fold-const.o): Likewise.
1437 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1438 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1439 (is_gimple_min_invariant): Handle FIXED_CST.
1440 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1441 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1442 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1443 (layout_type): Handle FIXED_POINT_TYPE.
1444 (make_fract_type, make_accum_type): New functions.
1445 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1446 * tree-dump.c (fixed-value.h): New include.
1447 (dump_fixed): New function.
1448 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1449 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1450 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1451 * tree-pretty-print.c (fixed-value.h): New include.
1452 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1454 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1455 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1456 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1457 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1458 for non-saturating fixed-point types.
1459 (reassociate_bb): Likewise.
1460 * emit-rtl.c (fixed-value.h): New include.
1461 (fconst0, fconst1): New array.
1462 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1463 * tree-vect-generic.c expand_vector_operation): Support
1464 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1466 (type_for_widest_vector_mode): Add one parameter for the
1468 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1470 Pass the satp parameter to type_for_mode for fixed-point types.
1471 (expand_vector_operations_1): Pass the saturating flag to
1472 type_for_widest_vector_mode.
1473 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1474 and MODE_VECTOR_UACCUM.
1475 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1476 (vectorizable_condition): Likewise.
1477 * tree.c (fixed-value.h): New include.
1478 (tree_code_size): Support FIXED_CST.
1479 (build_fixed): New function.
1480 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1481 (fixed_zerop): New function.
1482 (tree_node_structure): Support FIXED_CST.
1483 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1484 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1485 (type_hash_eq): Handle FIXED_POINT_TYPE.
1486 (simple_cst_equal): Support FIXED_CST.
1487 (iterative_hash_expr): Handle FIXED_CST.
1488 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1489 (get_narrower): Likewise.
1490 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1491 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1492 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1493 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1495 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1496 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1497 (initializer_zerop): Support FIXED_CST.
1498 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1499 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1500 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1501 (is_base_type): Handle FIXED_POINT_TYPE.
1502 (add_type_attribute): Handle FIXED_POINT_TYPE.
1503 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1504 * print-tree.c (fixed-value.h): New include.
1505 (print_node_brief): Support FIXED_CST.
1506 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1507 * c-pretty-print.c (fixed-value.h): New include.
1508 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1509 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1510 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1511 Support fixed-point types for inner items in VECTOR_TYPE.
1512 (pp_c_direct_declarator): Likewise.
1513 (pp_c_declarator): Likewise.
1514 (pp_c_fixed_constant): New function.
1515 (pp_c_constant): Handle FIXED_CST.
1516 (pp_c_primary_expression): Likewise.
1517 (pp_c_expression): Likewise.
1518 * fold-const.c (fixed-value.h): New include.
1519 (negate_expr_p): Return true for FIXED_CST.
1520 (fold_negate_expr): Support FIXED_CST.
1521 (split_tree): Support FIXED_CST.
1522 (const_binop): Support FIXED_CST.
1523 (fold_convert_const_int_from_fixed): New function to convert from
1525 (fold_convert_const_real_from_fixed): New function to convert from
1527 (fold_convert_const_fixed_from_fixed): New function to convert from
1528 fixed to another fixed.
1529 (fold_convert_const_fixed_from_int): New function to convert from
1531 (fold_convert_const_fixed_from_real): New function to convert from
1533 (fold_convert_const): Support conversions from fixed to int, from
1534 fixed to real, from fixed to fixed, from int to fixed, and from real
1536 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1537 (operand_equal_p): Support FIXED_CST.
1538 (make_range): For fixed-point modes, we need to pass the
1539 saturating flag as the 2nd parameter.
1540 (tree_swap_operands_p): Handle FIXED_CST.
1541 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1543 (fold_unary): Support FIXED_CONVERT_EXPR.
1544 (fold_binary): Handle FIXED_CST.
1545 Make sure the type is not saturating, before associating operations.
1546 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1547 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1548 (fold_negate_const): Support FIXED_CST.
1549 (fold_relational_const): Support FIXED_CST.
1550 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1551 (gimplify_expr): Handle FIXED_CST.
1552 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1553 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1554 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1555 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1556 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1557 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1558 LONG_LONG_ACCUM_TYPE_SIZE.
1559 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1560 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1561 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1562 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1563 MODE_ACCUM, and MODE_UACCUM.
1564 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1565 fixed-point types to disable reduction.
1566 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1568 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1570 * config/rs6000/x-rs6000: New file.
1571 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1572 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1573 (EXTRA_SPEC_FUNCTIONS): Define.
1574 (HAVE_LOCAL_CPU_DETECT): Define.
1575 (CC1_CPU_SPEC): Define.
1576 * config/rs6000/driver-rs6000.c: New file.
1577 * config/rs6000/aix.h (CC1_SPEC): Define.
1578 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1579 * config.host: Add x-rs6000 to host_xmake_file if host and target
1580 are rs6000 or powerpc.
1582 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1584 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1586 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1587 Sandra Loosemore <sandra@codesourcery.com>
1588 Chao-ying Fu <fu@mips.com>
1589 Nigel Stephens <nigel@mips.com>
1590 David Ung <davidu@mips.com>
1592 * doc/invoke.texi (-mcode-readable): Document.
1593 * config/mips/mips.opt (mcode-readable): New option.
1594 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1595 * config/mips/mips.h (mips_code_readable_setting): New enum.
1596 (mips_code_readable): Declare.
1597 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1598 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1599 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1600 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1601 boiler-plate comments.
1602 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1603 * config/mips/mips.c (mips_code_readable): New variable.
1604 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1605 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1606 context and -mcode-readable setting to restrict the use of
1607 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1608 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1609 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1610 (mips_blocks_for_constant_p): Only return false for
1611 TARGET_MIPS16_PCREL_LOADS.
1612 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1613 for MIPS16. Handle SYMBOL_32_HIGH.
1614 (mips_const_insns): Allow HIGHs for MIPS16 too.
1615 (mips_unspec_address_offset): New function, split out from...
1616 (mips_unspec_address): ...here.
1617 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1618 16-bit symbolic constants. Assert approropiate conditions for
1619 using the "la" and "dla" macros.
1620 (mips_handle_option): Handle -mcode-readable=.
1621 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1622 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1623 (mips_strip_unspec_address): New function, split out from...
1624 (print_operand_reloc): ...here.
1625 (print_operand): Pass constants through mips_strip_unspec_address.
1626 (print_operand_address): Likewise.
1627 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1628 (mips_select_rtx_section): Remove MIPS16 handling.
1629 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1630 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1631 (mips16_lay_out_constants): Do nothing unless
1632 TARGET_MIPS16_PCREL_LOADS.
1633 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1634 * config/mips/mips.md: Split HIGHs for MIPS16.
1635 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1637 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1639 * config/mips/mips-protos.h (mips_emit_move): Declare.
1640 * config/mips/mips.c (mips_emit_move): New function.
1641 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1642 (mips_legitimize_const_move): Likewise.
1643 (mips_legitimize_move): Likewise.
1644 (mips_split_64bit_move): Likewise.
1645 (mips_restore_gp): Likewise.
1646 (mips_load_call_address): Likewise.
1647 (mips_emit_fcc_reload): Likewise.
1648 (mips_set_return_address): Likewise.
1649 (mips_block_move_straight): Likewise.
1650 (mips_block_move_loop): Likewise.
1651 (mips_setup_incoming_varargs): Likewise.
1652 (mips_save_reg): Likewise.
1653 (mips_expand_prologue): Likewise.
1654 (mips_restore_reg): Likewise.
1655 (mips_expand_epilogue): Likewise.
1656 (mips_output_mi_thunk): Likewise.
1657 (build_mips16_call_stub): Likewise.
1658 (mips_builtin_branch_and_move): Likewise.
1659 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1660 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1661 (fixuns_truncdfdi2): Likewise.
1662 (fixuns_truncsfsi2): Likewise.
1663 (fixuns_truncsfdi2): Likewise.
1664 (loadgp_absolute): Likewise.
1665 (builtin_setjmp_setup): Likewise.
1666 (builtin_longjmp): Likewise.
1667 (untyped_call): Likewise.
1669 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1671 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1672 an "rtx *" argument. Return a bool.
1673 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1674 values and return true if they can be split. Take the same kind of
1675 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1676 and store the lo_sum there if nonnull. Use the symbol type to
1677 determine whether a $gp or HIGH is needed.
1678 (mips_legitimize_address): Update call to mips_split_symbol and
1679 simplify accordingly.
1680 (mips_legitimize_const_move): Likewise.
1681 * config/mips/mips.md: In the combine define_split,
1682 check mips_split_symbol instead of splittable_symbolic_operand.
1683 Update use of mips_split_symbol in the generator code.
1684 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1686 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1688 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1689 (mips_symbol_insns_1): New function, split out from...
1690 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1691 and stores separately from load addresses.
1692 (mips_classify_address): Replace uses of mips_symbolic_address_p
1693 with uses of mips_symbol_insns.
1694 (mips_address_insns): Update calls to mips_symbol_insns.
1695 (mips_const_insns): Likewise.
1696 (mips_legitimize_address): Likewise.
1698 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1700 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1701 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1702 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1703 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1704 non-call contexts if TARGET_MIPS16.
1705 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1706 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1707 code for SYMBOL_ABSOLUTE.
1708 (mips_symbol_insns): Likewise.
1710 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1712 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1713 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1714 (mips_symbolic_constant_p): Likewise. Update the call to
1715 mips_classify_symbol.
1716 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1717 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1718 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1719 (print_operand_reloc): Add a context argument. Update the call to
1720 mips_symbolic_constant_p.
1721 (print_operand): Update the calls to print_operand_reloc.
1722 (print_operand_address): Use print_operand_reloc rather than
1724 (mips_rewrite_small_data_p): Add a context argument. Update the call
1725 to mips_symbolic_constant_p.
1726 (mips_small_data_pattern_1): Make DATA the containing mem.
1727 Update the call to mips_rewrite_small_data_p.
1728 (mips_rewrite_small_data_1): Likewise.
1729 (mips_use_anchors_for_symbol_p): Update the call to
1730 mips_symbolic_constant_p.
1731 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1732 (splittable_symbolic_operand): Likewise.
1733 (move_operand): Likewise.
1734 (absolute_symbolic_operand): Likewise.
1735 (got_disp_operand): Likewise.
1736 (got_page_ofst_operand): Likewise.
1738 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1740 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1741 (SYMBOL_ABSOLUTE): ...this.
1742 (SYMBOL_SMALL_DATA): Rename to...
1743 (SYMBOL_GP_RELATIVE): ...this.
1744 (SYMBOL_CONSTANT_POOL): Rename to...
1745 (SYMBOL_PC_RELATIVE): ...this.
1746 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1747 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1748 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1749 after above changes.
1750 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1751 (general_symbolic_operand): Rename to...
1752 (absolute_symbolic_operand): ...this.
1753 * config/mips/mips.md: Update after above changes.
1755 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1756 Revital Eres <eres@il.ibm.com>
1758 * ddg.c (print_ddg): Add dump information.
1759 * modulo-sched.c (print_node_sched_params): Add parameter and
1761 (calculate_maxii): Remove function.
1762 (undo_generate_reg_moves): Likewise.
1763 (undo_permute_partial_schedule): Likewise.
1764 (kernel_number_of_cycles): Likewise.
1765 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1766 (sms_schedule): Use it. Remove profitability checks.
1767 (sms_schedule_by_order): Fix order of nodes within the cycle.
1769 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1771 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1772 -profile option, add pie support.
1773 (ENDFILE_SPEC): New spec.
1774 * config/gnu.h (LIB_SPEC): Add -profile option.
1776 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1778 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1779 * config/gnu.h (LIB_SPEC): Likewise.
1781 2007-08-07 Yaz Saito <saito@google.com>
1782 Ian Lance Taylor <iant@google.com>
1784 * common.opt (finstrument-functions-exclude-function-list): New
1786 (finstrument-functions-exclude-file-list): New option.
1787 * opts.c (char_p): Define and DEF_VEC.
1788 (flag_instrument_functions_exclude_functions): New static
1790 (flag_instrument_functions_exclude_files): New static variable.
1791 (add_instrument_functions_exclude_list): New static function.
1792 (flag_instrument_functions_exclude_p): New function.
1793 (common_handle_option): Handle new options.
1794 * flags.h (flag_instrument_functions_exclude_p): Declare.
1795 * gimplify.c (gimplify_function_tree): Call
1796 flag_instrument_functions_exclude_p.
1797 * doc/invoke.texi (Option Summary): Mention new options.
1798 (Code Gen Options): Document new options.
1800 2007-08-07 Ian Lance Taylor <iant@google.com>
1802 PR rtl-optimization/32776
1803 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1804 (resolve_use): Likewise.
1805 (decompose_multiword_subregs): Remove "changed" local variable.
1807 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1809 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1810 * configure: Regenerate.
1811 * config.in: Regenerate.
1812 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1815 2007-08-07 Ian Lance Taylor <iant@google.com>
1817 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1818 note, just delete the insn.
1820 2007-08-07 Andreas Schwab <schwab@suse.de>
1823 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1826 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1828 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1829 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1830 (decompose_multiword_subregs): Use the functions above to decompose
1831 multiword shifts and zero-extends.
1833 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1835 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1836 "assemble" descriptions which were swapped.
1838 2007-08-06 Chao-ying Fu <fu@mips.com>
1840 * fixed-value.h: New file.
1841 * fixed-value.c: New file.
1842 * Makefile.in (OBJS-common): Add fixed-value.o.
1843 (fixed-value.o): New rule.
1844 (GTFILES): Add fixed-value.h.
1845 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1846 to compare a.low and b.low.
1847 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1849 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1850 Daniel Jacobowitz <dan@codesourcery.com>
1853 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1855 (x86_64-*-netbsd*): Likewise.
1856 (x86_64-*-linux*): Likewise.
1857 (x86_64-*-kfreebsd*-gnu): Likewise.
1858 (x86_64-*-knetbsd*-gnu): Likewise.
1859 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1861 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1863 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1864 Add -fno-asynchronous-unwind-tables.
1866 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1867 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1868 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1869 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1870 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1872 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1874 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1875 (TARGET_C_MODE_FOR_SUFFIX): New.
1877 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1879 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1881 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1883 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1885 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1888 before checking function returns in conditional expressions.
1890 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1893 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1895 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1898 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1899 for INTEGRAL_TYPE_P.
1901 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1903 * configure.ac: Remove --enable-checking=df from default settings.
1904 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1905 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1906 if the parameter is true.
1907 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1908 DF_VERIFY_SCHEDULED flag is true.
1909 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1910 (df_finish_pass): Adjust prototype.
1911 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1914 * see.c (pass_see): Add TODO_df_verify.
1915 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1916 * global.c (rest_of_handle_global_alloc): Schedule verification
1918 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1920 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1921 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1922 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1924 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1925 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1926 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1928 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1929 Revital Eres <eres@il.ibm.com>
1931 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1933 * ddg.c (create_ddg_dependence): Rename to...
1934 (create_ddg_dep_from_intra_loop_link): This. Do not check
1935 for interloop edges. Do not create anti dependence edge when
1936 a true dependence edge exists in the opposite direction and
1937 -fmodulo-sched-allow-regmoves is set.
1938 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1939 (add_cross_iteration_register_deps): Create anti dependence edge
1940 when -fno-modulo-sched-allow-regmoves is set.
1941 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1943 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1945 * config/arm/arm.md (movsi): Add braces.
1947 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1950 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1951 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1953 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1955 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1957 * cfgloopmanip.c (remove_path, create_preheaders,
1958 force_single_succ_latches, fix_loop_structure): Ditto.
1959 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1960 tree_duplicate_loop_to_header_edge): Ditto.
1961 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1962 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1964 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1965 cleanup_tree_cfg): Ditto.
1966 * tree-cfg.c (tree_merge_blocks): Ditto.
1967 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1968 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1969 loop_preheader_edge, single_exit): Ditto.
1970 (flow_loops_find): Do not clear loops->state.
1971 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1972 loops_state_clear): New functions.
1974 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1977 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1978 when adding to the base and convert ELT to sizetype instead of type.
1980 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1983 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
1984 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
1986 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1989 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
1990 correct type the negate expression.
1992 2007-08-03 Jan Hubicka <jh@suse.cz>
1994 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
1997 2007-08-03 David Edelsohn <edelsohn@gnu.org>
1999 * config/rs6000/rs6000.c (struct processor_cost): Change
2000 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2001 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2003 (rios1_costs, rios2_cost): Correct cache line size.
2004 (rs6000_override_options): Set l2-cache-size parameter.
2006 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2007 Diego Novillo <dnovillo@google.com>
2010 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2011 if the range includes 0.
2013 2007-08-03 Ben Elliston <bje@au.ibm.com>
2015 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2016 mode to unspec expressions to silence a warning from the generator
2019 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2021 * config/ia64/constraints.md ("U"): Make constraint vector only.
2023 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2026 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2027 always_inline attribute on the function decl.
2029 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2032 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2033 if we are compiling with -fPIC.
2035 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2036 Nigel Stephens <nigel@mips.com>
2038 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2039 Define for MIPS32 and MIPS64.
2041 2007-08-02 Nick Clifton <nickc@redhat.com>
2043 * config/host-hpux.c: Change copyright header to refer to version
2044 3 of the GNU General Public License and to point readers at the
2045 COPYING3 file and the FSF's license web page.
2046 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2047 config/alpha/linux.h, config/alpha/alpha.opt,
2048 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2049 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2050 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2051 config/alpha/alpha.h, config/alpha/sync.md,
2052 config/alpha/openbsd.h, config/alpha/alpha.md,
2053 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2054 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2055 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2056 config/alpha/constraints.md, config/alpha/osf.h,
2057 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2058 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2059 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2060 config/frv/frv-asm.h, config/frv/frv-protos.h,
2061 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2062 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2063 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2064 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2065 config/s390/s390.opt, config/s390/s390-modes.def,
2066 config/s390/fixdfdi.h, config/s390/constraints.md,
2067 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2068 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2069 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2070 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2071 config/m32c/prologue.md, config/m32c/m32c.abi,
2072 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2073 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2074 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2075 config/m32c/jump.md, config/m32c/shift.md,
2076 config/m32c/m32c-protos.h, config/libgloss.h,
2077 config/spu/spu-protos.h, config/spu/predicates.md,
2078 config/spu/spu-builtins.h, config/spu/spu.c,
2079 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2080 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2081 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2082 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2083 config/sparc/hypersparc.md, config/sparc/predicates.md,
2084 config/sparc/linux.h, config/sparc/sp64-elf.h,
2085 config/sparc/supersparc.md, config/sparc/cypress.md,
2086 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2087 config/sparc/niagara.md, config/sparc/sparc.md,
2088 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2089 config/sparc/sparc.opt, config/sparc/sync.md,
2090 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2091 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2092 config/sparc/sparc.c, config/sparc/little-endian.opt,
2093 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2094 config/sparc/linux64.h, config/sparc/freebsd.h,
2095 config/sparc/sol2.h, config/sparc/rtemself.h,
2096 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2097 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2098 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2099 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2100 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2101 config/m32r/linux.h, config/m32r/constraints.md,
2102 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2103 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2104 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2105 config/i386/i386.md, config/i386/netware-crt0.c,
2106 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2107 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2108 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2109 config/i386/sol2.h, config/i386/constraints.md,
2110 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2111 config/i386/predicates.md, config/i386/geode.md,
2112 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2113 config/i386/freebsd64.h, config/i386/vxworksae.h,
2114 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2115 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2116 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2117 config/i386/netware.h, config/i386/i386-modes.def,
2118 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2119 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2120 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2121 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2122 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2123 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2124 config/i386/xm-mingw32.h, config/i386/linux64.h,
2125 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2126 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2127 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2128 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2129 config/i386/cygwin2.c, config/i386/i386-protos.h,
2130 config/i386/sync.md, config/i386/openbsd.h,
2131 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2132 config/i386/nto.h, config/i386/biarch64.h,
2133 config/i386/i386-coff.h, config/i386/freebsd.h,
2134 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2135 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2136 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2137 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2138 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2139 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2140 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2141 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2142 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2143 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2144 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2145 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2146 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2147 config/sh/superh64.h, config/sh/rtemself.h,
2148 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2149 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2150 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2151 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2152 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2153 config/avr/predicates.md, config/avr/constraints.md,
2154 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2155 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2156 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2157 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2158 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2159 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2160 config/c4x/predicates.md, config/c4x/c4x.h,
2161 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2162 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2163 config/xtensa/linux.h, config/xtensa/xtensa.h,
2164 config/xtensa/elf.h, config/xtensa/xtensa.md,
2165 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2166 config/xtensa/xtensa-protos.h, config/dbx.h,
2167 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2168 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2169 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2170 config/host-solaris.c, config/fr30/fr30.h,
2171 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2172 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2173 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2174 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2175 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2176 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2177 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2178 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2179 config/cris/predicates.md, config/cris/linux.h,
2180 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2181 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2182 config/cris/aout.opt, config/cris/cris-protos.h,
2183 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2184 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2185 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2186 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2187 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2188 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2189 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2190 config/chorus.h, config/mn10300/mn10300.c,
2191 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2192 config/mn10300/mn10300.h, config/mn10300/linux.h,
2193 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2194 config/mn10300/mn10300.md, config/ia64/predicates.md,
2195 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2196 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2197 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2198 config/ia64/freebsd.h, config/ia64/ia64.md,
2199 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2200 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2201 config/gofast.h, config/rtems.h, config/sol2-10.h,
2202 config/m68k/predicates.md, config/m68k/m68k.md,
2203 config/m68k/linux.h, config/m68k/m68k-modes.def,
2204 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2205 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2206 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2207 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2208 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2209 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2210 config/m68k/constraints.md, config/m68k/rtemself.h,
2211 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2212 config/m68k/uclinux.h, config/rs6000/power4.md,
2213 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2214 config/rs6000/linux.h, config/rs6000/eabi.h,
2215 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2216 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2217 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2218 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2219 config/rs6000/windiss.h, config/rs6000/603.md,
2220 config/rs6000/aix41.h, config/rs6000/cell.md,
2221 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2222 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2223 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2224 config/rs6000/default64.h, config/rs6000/7xx.md,
2225 config/rs6000/darwin.opt, config/rs6000/spe.md,
2226 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2227 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2228 config/rs6000/7450.md, config/rs6000/linux64.h,
2229 config/rs6000/constraints.md, config/rs6000/440.md,
2230 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2231 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2232 config/rs6000/rs6000.h, config/rs6000/power6.md,
2233 config/rs6000/predicates.md, config/rs6000/altivec.md,
2234 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2235 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2236 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2237 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2238 config/rs6000/linux64.opt, config/rs6000/sync.md,
2239 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2240 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2241 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2242 config/rs6000/eabispe.h, config/rs6000/e500.h,
2243 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2244 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2245 config/rs6000/aix.h, config/rs6000/vxworks.h,
2246 config/rs6000/40x.md, config/rs6000/aix51.h,
2247 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2248 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2249 config/arc/arc.h, config/mcore/mcore-elf.h,
2250 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2251 config/mcore/mcore.md, config/mcore/mcore.c,
2252 config/mcore/mcore.opt, config/mcore/mcore.h,
2253 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2254 config/score/predicates.md, config/score/score-version.h,
2255 config/score/score-protos.h, config/score/misc.md,
2256 config/score/elf.h, config/score/score.c, config/score/mac.md,
2257 config/score/score7.md, config/score/score.h,
2258 config/score/score-conv.h, config/score/score-mdaux.c,
2259 config/score/score.md, config/score/score.opt,
2260 config/score/score-modes.def, config/score/score-mdaux.h,
2261 config/score/mul-div.S, config/arm/uclinux-elf.h,
2262 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2263 config/arm/symbian.h, config/arm/linux-elf.h,
2264 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2265 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2266 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2267 config/arm/strongarm-pe.h, config/arm/arm.h,
2268 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2269 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2270 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2271 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2272 config/arm/arm-cores.def, config/arm/arm-protos.h,
2273 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2274 config/arm/wince-pe.h, config/arm/neon.md,
2275 config/arm/constraints.md, config/arm/neon.ml,
2276 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2277 config/arm/arm.opt, config/arm/arm926ejs.md,
2278 config/arm/predicates.md, config/arm/iwmmxt.md,
2279 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2280 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2281 config/arm/neon-testgen.ml, config/arm/arm.md,
2282 config/arm/xscale-coff.h, config/arm/pe.c,
2283 config/arm/arm-generic.md, config/arm/pe.h,
2284 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2285 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2286 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2287 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2288 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2289 config/pa/predicates.md, config/pa/pa64-hpux.h,
2290 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2291 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2292 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2293 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2294 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2295 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2296 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2297 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2298 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2299 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2300 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2301 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2302 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2303 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2304 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2305 config/mips/linux64.h, config/mips/elforion.h,
2306 config/mips/constraints.md, config/mips/generic.md,
2307 config/mips/predicates.md, config/mips/4300.md,
2308 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2309 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2310 config/mips/5k.md, config/mips/vr4120-div.S,
2311 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2312 config/mips/mips-protos.h, config/mips/6000.md,
2313 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2314 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2315 config/mips/mips-modes.def, config/mips/vr.h,
2316 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2317 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2318 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2319 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2320 config/vax/openbsd1.h, config/vax/netbsd.h,
2321 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2322 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2323 config/h8300/rtems.h, config/h8300/predicates.md,
2324 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2325 config/h8300/h8300.md, config/h8300/h8300.opt,
2326 config/h8300/coff.h, config/h8300/h8300-protos.h,
2327 config/v850/v850.md, config/v850/predicates.md,
2328 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2329 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2330 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2331 config/mmix/mmix.h, config/mmix/predicates.md,
2332 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2333 config/mmix/mmix.c, config/mmix/mmix.opt,
2334 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2335 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2336 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2337 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2340 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2342 * emit-rtl.c (reset_used_decls): Rename to...
2343 (set_used_decls): ...this. Set the used flag rather than clearing it.
2344 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2345 DECL_RTLs rather than resetting them.
2347 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2349 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2351 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2353 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2354 argument to find_reloads_address.
2356 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2358 PR tree-optimization/32919
2359 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2360 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2361 (coalesce_ssa_name): Call it.
2363 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2364 David Ung <davidu@mips.com>
2366 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2367 (__mips16_unorddf2, __mips16_floatunsidf): New.
2368 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2370 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2372 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2374 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2375 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2376 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2377 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2378 * omp-low.c (get_ws_args_for, determine_parallel_type,
2379 expand_omp_for_generic, expand_omp_for_static_nochunk,
2380 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2381 Work with more precise CFG.
2382 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2383 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2385 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2386 * gimple-low.c (lower_stmt): Ditto.
2387 * tree-inline.c (estimate_num_insns_1): Ditto.
2388 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2389 (OMP_SECTIONS_SWITCH): New.
2390 * tree-cfgcleanup.c (cleanup_omp_return): New.
2391 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2392 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2393 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2394 (tree_redirect_edge_and_branch): Handle omp constructs.
2396 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2397 with three arguments.
2399 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2401 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2404 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2406 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2407 the loop structures may need fixing.
2408 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2410 (cleanup_tree_cfg_loop): Removed.
2411 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2412 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2413 instead of running cleanup_tree_cfg_loop.
2414 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2415 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2416 (tree_predictive_commoning): Declaration changed.
2417 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2419 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2421 * doc/invoke.texi (l1-cache-size): Update documentation.
2422 (l2-cache-size): Document.
2423 * params.h (L2_CACHE_SIZE): New macro.
2424 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2425 that L1_CACHE_SIZE is in kB now.
2426 (L2_CACHE_SIZE_BYTES): New macro.
2427 (tree_ssa_prefetch_arrays): Show size in kB.
2428 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2429 and l2_cache_size fields.
2430 * config/i386/driver-i386.c (describe_cache): Detect cache size
2432 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2433 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2434 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2435 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2436 (override_options): Set l1-cache-size and l2-cache-size to default
2437 values if not specified otherwise.
2438 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2439 (PARAM_L2_CACHE_SIZE): New.
2441 2007-08-01 Nigel Stephens <nigel@mips.com>
2442 David Ung <davidu@mips.com>
2443 Thiemo Seufer <ths@mips.com>
2444 Chris Dearman <chris@mips.com>
2445 Richard Sandiford <richard@codesourcery.com>
2447 * config.gcc (mips*-sde-elf*): New stanza.
2448 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2449 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2450 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2451 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2452 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2453 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2455 * config/mips/sde.h: New file.
2456 * config/mips/t-libgcc-mips16: Likewise.
2457 * config/mips/t-sde: Likewise.
2458 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2459 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2460 _MIPS_FPSET and _MIPS_SZINT.
2461 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2462 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2463 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2464 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2465 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2466 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2467 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2468 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2469 _MIPS_SZPTR and _MIPS_FPSET.
2470 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2471 architecture is specified.
2472 (MIPS_32BIT_OPTION_SPEC): New macro.
2474 2007-07-31 Dan Hipschman <dsh@google.com>
2476 * gcc.c (end_going_arg): New function.
2477 (do_spec_2): Use it.
2478 (do_spec_1): Use it.
2480 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2482 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2483 only if ENABLE_CHECKING is defined.
2485 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2487 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2488 df_ru_add_problem, df_ru_get_bb_info): Removed.
2489 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2490 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2491 df_ru_free_bb_info, df_ru_alloc,
2492 df_ru_bb_local_compute_process_def,
2493 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2494 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2495 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2496 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2497 df_ru_add_problem): Removed.
2499 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2502 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2503 (casesi32p, casesi64p): Likewise.
2504 (casesi): Adjust for above.
2506 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2508 * mode-switching.c (create_pre_exit): Don't search past calls.
2510 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2512 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2514 2007-07-31 Revital Eres <eres@il.ibm.com>
2516 * ddg.c (add_deps_for_def): Rename to...
2517 (add_cross_iteration_register_deps): This. Change implementation
2518 to use only reaching def and def-use chains to construct the
2519 inter loop dependencies.
2520 (add_deps_for_use): Remove function.
2521 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2522 function to build the inter loop dependencies.
2523 * modulo-sched.c (sms_schedule): Build only
2524 reaching def and def-use chains for the propose of the ddg
2527 2007-07-31 Julian Brown <julian@codesourcery.com>
2529 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2530 New define_insns. Use correct RTL.
2531 (vec_set<mode>): Write as expander.
2533 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2535 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2536 to an unallocated space.
2538 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2541 (split_constant_offset): Enable split_constant_offset to extract
2542 constants from other statements.
2543 * tree-vect-transform.c
2544 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2545 to a temp var. Force base_offset to be simple.
2547 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2549 * df-scan.c (df_scan_verify): Remove artificial limit on
2550 the number of blocks for verification.
2551 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2552 df_simulate_defs): Avoid unnecessary insn checking for defs.
2554 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2556 * config/m68k/lb1sf68.asm (FUNC): New macro.
2558 (__udivsi3): Likewise.
2559 (__divsi3): Likewise.
2560 (__umodsi3): Likewise.
2561 (__modsi3): Likewise.
2562 (__subdf3): Likewise.
2563 (__adddf3): Likewise.
2564 (__muldf3): Likewise.
2565 (__divdf3): Likewise.
2566 (__negdf2): Likewise.
2567 (__cmpdf2): Likewise.
2568 (__subsf3): Likewise.
2569 (__addsf3): Likewise.
2570 (__mulsf3): Likewise.
2571 (__divsf3): Likewise.
2572 (__negsf2): Likewise.
2573 (__cmpsf2): Likewise.
2574 (__eqdf2): Likewise.
2575 (__nedf2): Likewise.
2576 (__gtdf2): Likewise.
2577 (__gedf2): Likewise.
2578 (__ltdf2): Likewise.
2579 (__ledf2): Likewise.
2580 (__eqsf2): Likewise.
2581 (__nesf2): Likewise.
2582 (__gtsf2): Likewise.
2583 (__gesf2): Likewise.
2584 (__ltsf2): Likewise.
2585 (__lesf2): Likewise.
2587 2007-07-30 Ollie Wild <aaw@google.com>
2589 * c-ppoutput.c (print_lines_directives_only): New function.
2590 (scan_translation_unit_directives_only): New function.
2591 (preprocess_file): Add call to scan_translation_unit_directives_only.
2592 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2593 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2594 -fdirectives-only. Add errors for -fdirectives-only conflict with
2595 -Wunused-macros and -traditional.
2596 (finish_options): Add builtin macro initialization for
2597 -fdirectives-only + -fpreprocessed.
2598 * c.opt (fdirectives-only): New.
2599 * doc/cppopts.texi (fdirectives-only): New.
2601 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2603 * alias.c (record_set, memory_modified_1): Constify.
2604 * bt-load.c (note_btr_set): Likewise.
2605 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2606 * combine.c (set_nonzero_bits_and_sign_copies,
2607 expand_field_assignment, record_dead_and_set_regs_1,
2608 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2609 likely_spilled_retval_1): Likewise.
2610 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2611 frv_io_handle_set): Likewise.
2612 * config/mips/mips.c (mips_sim_record_set,
2613 vr4130_true_reg_dependence_p_1): Likewise.
2614 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2615 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2616 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2617 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2618 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2619 * ddg.c (mark_mem_store): Likewise.
2620 * df-problems.c (df_urec_mark_reg_change): Likewise.
2621 * function.c (update_epilogue_consts): Likewise.
2622 * gcse.c (record_set_info, record_last_set_info,
2623 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2624 reg_clear_last_set): Likewise.
2625 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2627 * jump.c (reversed_comparison_code_parts): Likewise.
2628 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2629 reg_is_set): Likewise.
2630 * loop-iv.c (mark_altered): Likewise.
2631 * mode-switching.c (reg_becomes_live): Likewise.
2632 * optabs.c (no_conflict_move_test): Likewise.
2633 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2635 * postreload.c (reload_combine_note_store, move2add_note_store):
2637 * regmove.c (flags_set_1): Likewise.
2638 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2640 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2642 * resource.c (update_live_status): Likewise.
2643 * rtl.h (set_of, note_stores): Likewise.
2644 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2645 note_stores, parms_set): Likewise.
2646 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2647 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2649 * var-tracking.c (count_stores, add_stores): Likewise.
2651 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2653 * alias.c (mems_in_disjoint_alias_sets_p,
2654 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2655 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2656 write_dependence_p, mems_in_disjoint_alias_sets_p,
2657 read_dependence, true_dependence, canon_true_dependence,
2658 anti_dependence, output_dependence): Constify.
2659 * combine.c (extended_count): Likewise.
2660 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2661 * cselib.c (get_value_hash, references_value_p,
2662 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2663 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2664 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2665 * function.c (contains, prologue_epilogue_contains,
2666 sibcall_epilogue_contains): Likewise.
2667 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2668 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2669 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2670 reg_or_subregno): Likewise.
2671 * recog.c (asm_noperands): Likewise.
2672 * reload1.c (function_invariant_p): Likewise.
2673 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2674 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2675 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2676 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2677 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2678 extended_count, prologue_epilogue_contains,
2679 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2680 canon_true_dependence, read_dependence, anti_dependence,
2681 output_dependence): Likewise.
2682 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2684 2007-07-30 Julian Brown <julian@codesourcery.com>
2686 * config/arm/neon.md (V_ext): New mode attribute.
2687 (neon_vget_lane<mode>): Replace with define_expand.
2688 (neon_vget_lane<mode>_sext_internal)
2689 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2690 and quad precision vectors.
2691 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2692 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2693 have typeless 32-bit result.
2695 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2698 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2700 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2701 use sizetype for rest.
2702 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2703 (aff_combination_convert): Don't convert rest for pointer types.
2705 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2707 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2709 * tree-ssa-alias.c: Add alloc-pool.h.
2710 (init_alias_info): Free alias_bitmap_obstack.
2711 (delete_alias_info): Call delete_mem_ref_stats.
2712 (get_mem_sym_stats_for): Use alloc_pool.
2713 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2714 (delete_mem_sym_stats): Removed.
2716 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2718 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2719 functions cannot be represented as classical distance vectors.
2721 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2723 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2724 * builtins.c (validate_arg, builtin_mathfn_code,
2725 validate_arglist): Likewise.
2726 * calls.c (call_expr_flags): Likewise.
2727 * combine.c (reg_nonzero_bits_for_combine,
2728 reg_num_sign_bit_copies_for_combine, get_last_value,
2729 reg_truncated_to_mode): Likewise.
2730 * emit-rtl.c (subreg_lowpart_p): Likewise.
2731 * expr.c (highest_pow2_factor_for_target,
2732 categorize_ctor_elements_1, categorize_ctor_elements,
2733 count_type_elements, contains_packed_reference,
2734 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2735 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2736 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2737 native_encode_int, native_encode_real, native_encode_complex,
2738 native_encode_vector, native_encode_expr, native_interpret_int,
2739 native_interpret_real, native_interpret_complex,
2740 native_interpret_vector, native_interpret_expr): Likewise.
2741 * function.c (use_register_for_decl): Likewise.
2742 * gimplify.c (get_name): Likewise.
2743 * langhooks-def.h (lhd_return_null_const_tree): New.
2744 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2745 * langhooks.c (lhd_return_null_const_tree): New.
2746 * langhooks.h (lang_get_callee_fndecl): Constify.
2747 * output.h (constructor_static_from_elts_p): Likewise.
2748 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2749 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2750 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2751 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2752 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2753 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2754 * rtlhooks-def.h (reg_nonzero_bits_general,
2755 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2757 * rtlhooks.c (reg_num_sign_bit_copies_general,
2758 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2760 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2761 * stor-layout.c (mode_for_size_tree): Likewise.
2762 * tree-ssa-loop-im.c (memref_eq): Likewise.
2763 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2764 * tree.c (contains_placeholder_p, type_list_equal,
2765 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2767 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2768 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2769 contains_placeholder_p, contains_packed_reference,
2770 get_callee_fndecl, operand_equal_for_phi_arg_p,
2771 warn_if_unused_value, is_body_block, native_encode_expr,
2772 native_interpret_expr, fold_convertible_p, operand_equal_p,
2773 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2774 validate_arglist, simple_cst_equal, type_list_equal,
2775 use_register_for_decl, call_expr_flags, get_name,
2776 highest_pow2_factor): Likewise.
2777 (const_call_expr_arg_iterator_d,
2778 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2779 first_const_call_expr_arg, more_const_call_expr_args_p,
2780 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2781 * varasm.c (constructor_static_from_elts_p): Constify.
2783 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2785 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2786 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2787 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2788 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2789 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2790 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2791 spelling conventions.
2792 * doc/invoke.texi: Follow spelling conventions.
2794 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2795 Revital Eres <eres@il.ibm.com>
2797 * modulo-sched.c (sms_schedule): Avoid loops which includes
2798 auto-increment instructions.
2800 2007-07-28 Richard Guenther <rguenther@suse.de>
2803 * fold-const.c (fold_cond_expr_with_comparison): Convert
2804 operand zero of MIN/MAX_EXPR to correct type.
2806 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2808 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2809 flags_from_decl_or_type): Constify.
2810 * gcc.c (do_spec_1): Likewise.
2811 * print-tree.c (dump_addr, print_node_brief): Likewise.
2812 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2813 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2814 tree_purge_all_dead_eh_edges): Likewise.
2815 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2816 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2818 * tree.c (expr_location, expr_has_location, expr_locus,
2819 expr_filename, expr_lineno, get_inner_array_type,
2820 fields_compatible_p): Likewise.
2821 * tree.h (get_inner_array_type, fields_compatible_p,
2822 expr_location, expr_has_location, expr_locus, expr_filename,
2823 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2824 setjmp_call_p, alloca_call_p): Likewise.
2826 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2828 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2829 TV_FLOW_INSENSITIVE.
2831 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2833 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2834 (compute_flow_insensitive_aliasing): Ditto for
2835 TV_FLOW_INSENSITIVE.
2837 2007-07-27 Jan Hubicka <jh@suse.cz>
2839 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2842 * attribs.c: Include hashtab.h
2843 (attribute_hash): New.
2844 (substring): New structure.
2845 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2847 (init_attributes): Initialize attribute hash.
2848 (decl_attributes): Use attribute hash.
2849 * Makefile.in (attribs.c): Depend on hashtab.h.
2851 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2853 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2855 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2857 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2858 __mips_dspr2 and __mips_dsp_rev macros.
2859 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2861 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2863 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2865 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2869 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2870 and the updating of the live and do_not_gen sets.
2871 (df_note_bb_compute): Added updating of live and do_not_gen sets
2872 for regular defs so that the case of clobber inside conditional
2873 call is processed correctly.
2875 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2877 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2878 operands with compatible type.
2880 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2882 * expr.h (store_bit_field): Don't return a value.
2883 * expmed.c (check_predicate_volatile_ok): New function.
2884 (store_bit_field_1): New function, extracted from store_bit_field.
2885 Take a fallback_p argument and return true if the operation succeeded.
2886 Only use store_fixed_bit_field if fallback_p. Don't recompute
2887 mode_for_extraction; use op_mode instead. Try forcing memories
2888 into registers if the insv expander fails.
2889 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2890 Don't return a value.
2891 (convert_extracted_bit_field): New function, extracted from
2893 (extract_bit_field_1): Likewise. Take a fallback_p argument
2894 and return NULL if the operation succeeded. Only use
2895 extract_fixed_bit_field if fallback_p. Only calculate one
2896 extraction mode. Combine code for extv and extzv. Try forcing
2897 memories into registers if the ext(z)v expander fails.
2898 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2900 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2902 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2904 (df_ref): Likewise. Put regno with other integer fields.
2906 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2908 * df.h (df_mw_hardreg): Remove "loc" field.
2909 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2911 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2912 split out from df_set_unused_notes_for_mw. Return false for
2913 partial references. Assert that mw_reg is a REG when returning true.
2914 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2915 (df_whole_mw_reg_dead_p): New function, split out from
2916 df_set_dead_notes_for_mw. Return false for partial references.
2917 Assert that mw_reg is a REG when returning true.
2918 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2919 Remove redundant bitmap check.
2921 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2923 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2924 ($(T)crtend.o): Likwise.
2925 ($(T)crtbeginS.o): Likwise.
2926 ($(T)crtendS.o): Likwise.
2927 ($(T)crtfastmath.o): Likwise.
2929 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2931 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2932 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2933 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2934 and x_n_bbs_in_dom_tree fields.
2936 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2938 PR tree-optimization/32087
2939 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2940 Do not call scale_bbs_frequencies_int with prob of zero.
2942 2007-07-26 Julian Brown <julian@codesourcery.com>
2944 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2945 (neon_element_bits): Add prototypes.
2946 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2947 (neon_const_bounds, neon_element_bits): New functions.
2948 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2949 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2950 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2951 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2952 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2953 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2954 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2955 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2956 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2957 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2958 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2959 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2960 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2962 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2964 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2965 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2967 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2968 Julian Brown <julian@codesourcery.com>
2970 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2971 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2972 * config/arm/cortex-a8.md: New.
2973 * config/arm/cortex-a8-neon.md: New.
2974 * config/arm/neon-schedgen.ml: New.
2975 * config/arm/neon.md (vqh_mnem): New.
2977 (Is_float_mode): New.
2978 (Scalar_mul_8_16): New.
2980 (V_mode_nunits): New.
2981 (All instruction patterns): Annotate with neon_type attribute
2983 * config/arm/arm.md: Include cortex-a8.md.
2984 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
2986 Annotate instruction patterns accordingly.
2987 (generic_sched): Do not use generic scheduling for Cortex-A8.
2988 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
2990 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
2992 * fold-const.c (fold_read_from_constant_string): Use
2994 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2996 2007-07-26 Nick Clifton <nickc@redhat.com>
2998 * tree-ssa-operands.h: Change copyright header to refer to version
2999 3 of the GNU General Public License and to point readers at the
3000 COPYING3 file and the FSF's license web page.
3001 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3002 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3003 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3004 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3005 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3006 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3007 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3008 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3009 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3010 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3011 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3012 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3013 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3014 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3015 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3016 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3017 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3018 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3019 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3020 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3021 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3022 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3023 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3024 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3025 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3026 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3027 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3028 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3029 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3030 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3031 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3032 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3033 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3034 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3035 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3036 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3037 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3038 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3039 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3040 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3041 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3042 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3043 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3044 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3045 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3046 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3047 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3048 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3049 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3050 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3051 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3052 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3053 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3054 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3055 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3056 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3057 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3058 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3059 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3060 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3061 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3062 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3063 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3064 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3065 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3066 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3067 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3068 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3069 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3070 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3071 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3072 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3073 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3074 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3075 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3076 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3077 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3078 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3079 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3080 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3081 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3082 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3083 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3084 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3085 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3086 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3087 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3088 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3089 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3090 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3091 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3092 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3093 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3094 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3095 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3096 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3097 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3098 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3099 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3100 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3101 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3102 convert.c, convert.h, langhooks-def.h, reload1.c,
3103 tree-ssa-operands.c: Likewise.
3105 2007-07-26 Jan Hubicka <jh@suse.cz>
3107 * tree-ssa-live.c: Include debug.h and flags.h.
3108 (mark_scope_block_unused): New function.
3109 (remove_unused_scope_block_p): New function.
3110 (remove_unused_locals): Remove unused blocks too.
3112 2007-07-25 Ian Lance Taylor <iant@google.com>
3114 * combine.c (combine_max_regno): Remove. Remove all uses.
3115 (struct reg_stat_struct): Rename from struct reg_stat.
3116 (reg_stat_type): Define, and declare VECs.
3117 (reg_stat): Change from pointer to VEC. Change all uses.
3118 (combine_split_insns): New static function.
3119 (try_combine, find_split_point): Call it instead of split_insns.
3121 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3123 * cfghooks.c (split_block): Fix the information about loop latch.
3125 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3127 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3129 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3131 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3132 Scan the new edge for loop exit info.
3134 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3136 * config/darwin.c: Include debug.h.
3138 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3141 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3143 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3145 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3146 (HARD_REGNO_MODE_OK): Ditto.
3147 (MODES_TIEABLE_P): Ditto.
3148 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3149 (CLASS_MAX_NREGS): Ditto.
3150 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3151 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3152 (divdf3_internal_thr): Removed.
3153 * config/ia64/div.md: New file.
3154 * config/ia64/constraints.md: Add H constraint.
3156 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3158 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3159 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3160 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3161 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3162 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3163 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3164 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3165 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3166 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3167 dump_sbitmap_file, debug_sbitmap, popcount_table,
3168 sbitmap_popcount): Constify.
3169 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3170 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3171 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3172 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3173 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3174 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3175 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3176 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3177 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3178 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3179 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3181 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3183 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3184 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3185 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3186 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3187 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3188 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3189 bitmap_intersect_p, bitmap_intersect_compl_p,
3190 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3191 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3193 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3194 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3195 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3196 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3197 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3198 debug_bitmap, debug_bitmap_file, bitmap_print,
3199 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3200 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3202 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3204 * config/darwin.c (darwin_override_options): Additional fix for
3205 debug info formats that don't support var tracking.
3207 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3209 * cselib.c (entry_and_rtx_equal_p): Constify.
3210 * gengtype.c (output_mangled_typename, write_types, write_local):
3212 * gengtype.h (const_type_p): New.
3213 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3215 * tlink.c (scan_linker_output): De-constify.
3216 * tree-ssa-loop-im.c (memref_eq): Constify.
3217 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3218 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3220 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3222 * c-common.c (fname_as_string, c_type_hash): Constify.
3223 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3224 * cgraph.c (edge_hash, edge_eq): Likewise.
3225 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3226 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3227 reg_attrs_htab_eq): Likewise.
3228 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3230 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3231 const_decl_t, const_state_t, const_automata_list_el_t): New.
3232 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3233 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3234 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3235 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3236 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3237 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3238 compare_max_occ_cycle_nums, out_state_arcs_num,
3239 compare_transition_els_num, units_cmp, state_reservs_cmp):
3241 * genmodes.c (cmp_modes): Likewise.
3242 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3243 * gimplify.c (compare_case_labels): Likewise.
3244 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3245 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3246 * matrix-reorg.c (mtt_info_hash): Likewise.
3247 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3248 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3249 (htab_hash_bucket, htab_hash_elem): Constify.
3250 * tree-browser.c (TB_parent_eq): Likewise.
3251 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3252 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3253 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3254 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3256 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3257 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3258 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3259 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3260 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3262 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3263 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3264 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3265 * tree-ssa-threadupdate.c (redirection_data_hash,
3266 redirection_data_eq): Likewise.
3267 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3268 * tree-ssa.c (var_ann_eq): Likewise.
3269 * tree-vrp.c (compare_case_labels): Likewise.
3270 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3271 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3272 tree_not_check_failed, tree_class_check_failed,
3273 tree_range_check_failed, tree_not_class_check_failed,
3274 omp_clause_check_failed, omp_clause_range_check_failed,
3275 tree_contains_struct_check_failed, tree_operand_check_failed):
3277 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3278 tree_not_check_failed, tree_class_check_failed,
3279 tree_range_check_failed, tree_not_class_check_failed,
3280 tree_operand_check_failed, omp_clause_operand_check_failed,
3281 tree_operand_length): Likewise.
3282 * var-tracking.c (const_variable): New.
3283 (variable_htab_hash, variable_htab_eq): Constify.
3284 * varasm.c (const_desc_hash): Likewise.
3286 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3288 * expr.c (handled_component_p): Constify.
3289 * fold-const.c (fit_double_type): Likewise.
3290 * real.h (real_value_from_int_cst): Likewise.
3291 * tree-flow-inline.h (gimple_in_ssa_p,
3292 gimple_aliases_computed_p, gimple_addressable_vars,
3293 gimple_call_clobbered_vars, gimple_referenced_vars,
3294 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3295 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3296 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3297 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3298 is_label_stmt, is_global_var, phi_ssa_name_p,
3299 factoring_name_p, is_call_clobbered, tree_common_ann,
3300 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3301 unmodifiable_var_p, array_ref_contains_indirect_ref,
3302 ref_contains_array_ref, lookup_subvars_for_var,
3303 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3304 gimple_mem_ref_stats): Likewise.
3305 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3306 may_aliases, is_exec_stmt, is_label_stmt,
3307 ref_contains_array_ref, array_ref_contains_indirect_ref,
3308 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3309 unmodifiable_var_p): Likewise.
3310 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3311 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3312 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3313 cst_and_fits_in_hwi, real_value_from_int_cst,
3314 build_real_from_int_cst, integer_zerop, integer_onep,
3315 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3316 tree_floor_log2, real_zerop, real_onep, real_twop,
3317 real_minus_onep, really_constant_p, purpose_member, chain_member,
3318 list_length, fields_length, int_size_in_bytes, bit_position,
3319 int_bit_position, byte_position, int_byte_position, expr_align,
3320 array_type_nelts, tree_node_structure,
3321 type_contains_placeholder_1, iterative_hash_pointer,
3322 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3323 tree_map_base_eq, type_hash_list, type_hash_eq,
3324 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3325 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3326 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3327 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3328 int_fits_type_p, get_containing_scope, decl_function_context,
3329 decl_type_context, omp_clause_operand_check_failed,
3330 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3331 * tree.h (omp_clause_operand_check_failed, tree_size,
3332 build_real_from_int_cst, array_type_nelts, purpose_member,
3333 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3334 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3335 is_attribute_p, check_qualified_type, expr_align,
3336 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3337 int_byte_position, list_length, fields_length, initializer_zerop,
3338 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3339 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3340 tree_node_structure, handled_component_p, get_containing_scope,
3341 decl_function_context, decl_type_context, real_zerop,
3342 type_num_arguments, fit_double_type, really_constant_p,
3343 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3344 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3345 real_twop, real_minus_onep, int_cst_value): Likewise.
3347 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349 * cfglayout.c (insn_scope, insn_line): Constify.
3350 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3351 const_double_htab_hash, const_double_htab_eq,
3352 mem_attrs_htab_hash): Likewise.
3353 * loop-iv.c (biv_eq): Likewise.
3354 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3355 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3356 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3358 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3359 error_for_asm, warning_for_asm, _fatal_insn,
3360 _fatal_insn_not_found): Likewise.
3361 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3362 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3363 rtl_check_failed_type2, rtl_check_failed_code1,
3364 rtl_check_failed_code2, rtl_check_failed_code_mode,
3365 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3366 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3367 rtl_check_failed_type2, rtl_check_failed_code1,
3368 rtl_check_failed_code2, rtl_check_failed_code_mode,
3369 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3370 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3371 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3372 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3373 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3374 rtx_unstable_p, get_integer_term, get_related_value,
3375 offset_within_block_p, reg_mentioned_p, count_occurrences,
3376 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3377 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3378 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3379 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3380 find_constant_src, find_reg_fusage, find_regno_fusage,
3381 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3382 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3383 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3384 computed_jump_p, auto_inc_p, in_expr_list_p,
3385 remove_node_from_expr_list, loc_mentioned_in_p,
3386 label_is_jump_target_p, reversed_comparison_code_parts,
3387 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3388 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3389 print_inline_rtx): Likewise.
3390 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3391 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3392 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3393 get_integer_term, get_related_value, offset_within_block_p,
3394 count_occurrences, reg_mentioned_p, no_labels_between_p,
3395 reg_used_between_p, reg_referenced_p, single_set_2,
3396 multiple_sets, set_noop_p, refers_to_regno_p,
3397 reg_overlap_mentioned_p, dead_or_set_p,
3398 covers_regno_no_parallel_p, covers_regno_p,
3399 dead_or_set_regno_p, find_reg_note, find_regno_note,
3400 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3401 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3402 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3403 side_effects_p, may_trap_p_1, may_trap_p,
3404 may_trap_after_code_motion_p, may_trap_or_fault_p,
3405 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3406 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3407 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3408 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3409 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3411 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3412 warning_for_asm): Likewise.
3413 * tree.h (print_rtl): Likewise.
3414 * varasm.c (get_pool_mode): Likewise.
3416 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3418 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3419 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3420 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3421 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3422 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3423 * ddg.c (compare_sccs): Likewise.
3424 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3425 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3426 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3427 decimal_do_fix_trunc, decimal_real_to_integer,
3428 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3429 * dse.c (const_group_info_t): New.
3430 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3431 * dwarf2out.c (const_dw_die_ref): New.
3432 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3433 * tree-browser.c (TB_parent_eq): Likewise.
3434 * unwind-dw2-fde.c (__register_frame_info_bases,
3435 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3436 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3438 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3439 * unwind-dw2.c (uw_frame_state_for): Likewise.
3440 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3441 * value-prof.h (const_histogram_value): New.
3443 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3445 * config/mips/mips.c (machine_function): Add
3446 initialized_mips16_gp_pseudo_p.
3447 (mips16_gp_pseudo_reg): Do not emit the initialization of
3448 mips16_gp_pseudo_rtx when being called from the gimple cost-
3449 calculation routines; emit it on the first use outside those
3452 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3454 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3457 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3458 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3459 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3460 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3461 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3462 Preserve const-ness of parameters through use of __typeof(),
3463 also constify and tidy.
3465 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3466 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3467 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3468 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3469 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3470 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3471 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3472 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3473 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3475 2007-07-25 Julian Brown <julian@codesourcery.com>
3476 Mark Shinwell <shinwell@codesourcery.com>
3478 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3479 (alpha_mangle_type): This.
3480 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3481 (TARGET_MANGLE_TYPE): Define this instead.
3482 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3483 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3484 (arm_init_neon_builtins): Fix comment.
3485 (arm_mangle_map_entry): New.
3486 (arm_mangle_map): New.
3487 (arm_mangle_type): New.
3488 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3489 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3490 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3491 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3492 (TARGET_MANGLE_TYPE): Define this instead.
3493 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3494 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3495 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3496 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3497 (TARGET_MANGLE_TYPE): Define this instead.
3498 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3500 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3501 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3502 (TARGET_MANGLE_TYPE): Define this instead.
3503 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3504 (s390_mangle_type): This.
3505 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3506 (TARGET_MANGLE_TYPE): Define this instead.
3507 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3508 (sparc_mangle_type): This.
3509 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3510 (TARGET_MANGLE_TYPE): Define this instead.
3511 * cp/mangle.c (write_type): Call mangle_type target hook on all
3512 types before mangling. Use original type, not main variant, as
3514 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3515 (TARGET_MANGLE_TYPE): This.
3516 * target.h (gcc_target): Rename mangle_fundamental_type to
3518 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3519 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3521 2007-07-25 Julian Brown <julian@codesourcery.com>
3522 Paul Brook <paul@codesourcery.com>
3523 Joseph Myers <joseph@codesourcery.com>
3524 Mark Shinwell <shinwell@codesourcery.com>
3526 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3527 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3528 (with_fpu): Allow --with-fpu=neon.
3529 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3530 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3531 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3532 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3533 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3534 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3535 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3536 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3537 (output_move_neon): Add prototypes.
3538 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3539 (all_fpus): Add FPUTYPE_NEON.
3540 (fp_model_for_fpu): Add NEON field.
3541 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3542 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3544 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3546 (thumb2_legitimate_address_p): Likewise.
3547 (neon_valid_immediate): Recognize and prepare constants suitable for
3549 (neon_immediate_valid_for_move): New function. Recognize and prepare
3550 immediates for NEON move instructions.
3551 (neon_immediate_valid_for_logic): New function. Recognize and
3552 prepare immediates for NEON logic instructions.
3553 (neon_output_logic_immediate): New function. Create asm string
3554 suitable for outputting immediate logic instructions.
3555 (neon_pairwise_reduce): New function. Implement reduction using
3556 pairwise operations.
3557 (neon_expand_vector_init): New function. Expand a (possibly
3558 non-constant) vector initialization.
3559 (neon_vector_mem_operand): New function. Memory operands supported
3560 for quad-word loads/stores to/from ARM or NEON registers. Don't
3561 allow base+offset addressing for core regs.
3562 (neon_struct_mem_operand): New function. Valid mems for NEON
3564 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3565 from neon_vector_mem_operand addresses without a secondary register.
3566 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3567 (add_minipool_backward_ref): Likewise.
3568 (dump_minipool): Likewise.
3569 (push_minipool_fix): Likewise.
3570 (output_move_quad): New function. Output quad-word moves, loads and
3571 stores using ARM registers.
3572 (output_move_vfp): Add support for vectors in VFP (NEON) D
3574 (output_move_neon): Output a NEON load/store to/from a quadword
3576 (arm_print_operand): Implement new codes:
3577 - 'c' for unadorned integers (without a # sign).
3578 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3580 - 'e', 'f' for the low and high D parts of a NEON Q register.
3581 - 'q' outputs a NEON Q register.
3582 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3583 - 'T' prints NEON opcode features from a coded bitmask.
3584 - 'F' is similar to T, but signed/unsigned codes both print as
3586 - 't' is similar to T, but 'u' is printed instead of 'p'.
3587 - 'O' prints 'r' if NEON instruction should perform rounding (as
3588 specified by bitmask), else prints nothing.
3589 - '#' is a punctuation character to stop operand numbers from
3590 running together with following digits in the assembler
3591 strings for instructions (when using mode attributes).
3592 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3593 constant vectors in big-endian mode, where necessary.
3594 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3595 Handle EI, OI, CI, XI modes.
3596 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3597 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3598 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3599 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3600 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3602 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3603 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3604 to turn v8qi, etc. into bits defined above.
3605 (neon_itype): New enumeration. Classifications of NEON builtins.
3606 (neon_builtin_datum): Define struct. Contains information about
3607 a single builtin (with multiple modes).
3608 (CF): Define helper macro for...
3609 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3611 (neon_builtin_data): New array. Define information about builtins
3612 for use during initialization/expansion.
3613 (arm_init_neon_builtins): New function.
3614 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3616 (neon_builtin_compare): New function.
3617 (locate_neon_builtin_icode): New function. Find an insn code for a
3618 builtin given a function code for that builtin. Also return type of
3619 builtin (NEON_BINOP, NEON_UNOP etc.).
3620 (builtin_arg): New enumeration. Types of arguments for builtins.
3621 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3622 Takes a variable argument list of builtin_arg types, terminated by
3624 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3625 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3626 (neon_emit_pair_result_insn): New function. Support returning pairs
3627 of vectors via a pointer.
3628 (neon_disambiguate_copy): New function. Set up operands for a
3629 multi-word copy such that registers do not get clobbered.
3630 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3631 ARM_BUILTIN_NEON_BASE.
3632 (arm_file_start): Set float-abi attribute for NEON.
3633 (arm_vector_mode_supported_p): Enable NEON vector modes.
3634 (arm_mangle_map_entry): New.
3635 (arm_mangle_map): New.
3636 (arm_mangle_vector_type): New.
3637 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3639 (TARGET_NEON): New macro. Target supports NEON.
3640 (fputype): Add FPUTYPE_NEON.
3641 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3642 for vectorization based on command-line arg.
3643 (NEON_REGNO_OK_FOR_NREGS): Define.
3644 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3645 (VALID_NEON_STRUCT_MODE): Define.
3646 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3647 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3648 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3649 (consttable_16): Add pattern for outputting 16-byte minipool
3651 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3653 (vec-common.md, neon.md): Include md files.
3654 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3655 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3656 (memory_constraint "Ut", "Un", "Us"): Define.
3657 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3658 (MMX_char): New mode attribute.
3659 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3660 (*add<mode>3_iwmmxt): New insn pattern.
3661 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3662 (*sub<mode>3_iwmmxt): New insn pattern.
3663 (mulv4hi3): Rename to...
3664 (*mulv4hi3_iwmmxt): This.
3665 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3666 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3667 (uminv4hi3, uminv2si3): Remove. Replace with...
3668 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3669 (*umin<mode>3_iwmmxt): These.
3670 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3671 (ashr<mode>3_iwmmxt): This new pattern.
3672 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3673 (lshr<mode>3_iwmmxt): This new pattern.
3674 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3675 (ashl<mode>3_iwmmxt): This new pattern.
3676 * config/arm/neon-docgen.ml: New file. Generate documentation for
3678 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3679 * config/arm/arm_neon.h: New (autogenerated).
3680 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3682 * config/arm/neon.md: New file. Define NEON instructions.
3683 * config/arm/neon.ml: New file. Abstract description of NEON
3684 instructions, used to generate arm_neon.h header, documentation and
3686 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3687 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3689 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3691 (ARM NEON Intrinsics): New subsection.
3692 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3694 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3696 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3699 2007-07-24 Jan Hubicka <jh@suse.cz>
3701 * regclass.c (move_table): New type.
3702 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3703 (init_move_cost): Break out from ...
3704 (init_reg_sets_1): ... here; simplify computation of
3705 have_regs-of_mode and contains_reg_of_mode.
3706 (record_reg_classes): Unswitch internal loops.
3707 (copy_cost): Trigger lazy initialization of move cost
3708 (record_address_regs): Likewise.
3710 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3712 * config/darwin.c (darwin_override_options): Don't force on
3713 flag_var_tracking_uninit when no debug info is requested.
3715 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3717 * cfgloop.c (init_loops_structure): New function.
3718 (flow_loops_find): Create root of the loop tree unconditionally.
3720 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3722 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3724 2007-07-24 Jan Hubicka <jh@suse.cz>
3726 * caller-save.c: Include ggc.h, gt-caller-save.h
3727 (reg_save_code, reg_restore_code): Rename to ...
3728 (cached_reg_save_code, cached_reg_restore_code): ... those.
3729 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3730 (reg_save_code, reg_restore_code): New functions.
3731 (init_caller_save): Do not intialize
3732 reg_save_code/reg_restore_code tables.
3733 * Makefile.in: (gt-caller-save.h): New.
3735 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3737 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3738 with the mode of the original operand instead of
3741 2007-07-23 Jan Hubicka <jH@suse.cz>
3743 * i386.c (ix86_secondary_memory_needed): Break out to...
3744 (inline_secondary_memory_needed): ... here.
3745 (ix86_memory_move_cost): Break out to ...
3746 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3747 maximum of input and output; fix handling of Q_REGS on 64bit.
3748 (ix86_secondary_memory_needed): Microoptimize.
3750 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3752 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3753 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3754 stmts_from_loop, known_dependences_p, build_rdg): New.
3755 * tree-data-ref.h: Depends on graphds.h.
3756 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3757 (build_rdg): Declared.
3758 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3760 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3762 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3765 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3766 Jakub Jelinek <jakub@redhat.com>
3768 PR middle-end/PR28690
3769 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3770 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3771 and MEM_POINTER operands over REG and MEM operands.
3772 (swap_commutative_operands_p): Change return value to bool.
3773 * rtl.h: Update the corresponding prototype.
3774 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3775 instead of gen_rtx_PLUS.
3776 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3777 value to bool. Change function arguments to rtx's and update code
3779 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3780 calls to match the new declaration.
3781 * simplify-rtx.c (simplify_associative_operation): Don't
3782 reorder simplify_binary_operation arguments.
3784 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3786 * config/mips/mips.c (override_options): Use mips_costs to derive
3787 the default branch cost.
3788 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3790 * config/mips/mips.opt (mbranch-cost=): New option.
3791 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3793 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3795 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3796 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3797 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3798 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3800 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3802 * config/mips/constraints.md (ks): New constraint.
3803 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3804 (*add<mode>3_mips16): ...here.
3806 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3808 * optabs.h (enum optab_index): Add new OTI_signbit.
3809 (signbit_optab): Define corresponding macro.
3810 (enum insn_code signbit_optab[]): Remove array.
3811 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3812 (expand_copysign_absneg): If back end provides signbit insn, use it
3813 instead of bit operations on floating point argument.
3814 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3815 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3816 availability of signbit insn.
3818 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3819 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3820 SSE mode is not active.
3821 (isinf<mode>2): Disable for mfpmath=sse,387.
3823 2007-07-22 Ben Elliston <bje@au.ibm.com>
3825 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3827 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3829 2007-07-20 Richard Guenther <rguenther@suse.de>
3831 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3832 integral typed condition.
3833 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3834 booleanness. Only preserve conversions from a non-base
3835 type to a base type, not in general between types with
3836 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3837 * tree.def (COND_EXPR): Document that the condition
3838 can be of any integral type.
3840 2007-07-20 Nigel Stephens <nigel@mips.com>
3841 Richard Sandiford <richard@codesourcery.com>
3843 * config/mips/mips.h (mips_dwarf_regno): Declare.
3844 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3845 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3846 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3847 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3848 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3849 (REG_CLASS_NAMES): Update accordingly.
3850 * config/mips/mips.c (mips_dwarf_regno): New array.
3851 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3852 (mips_subword): Remove special handling for accumulator registers.
3853 (override_options): Initiailize mips_dwarf_regno. Remove use
3855 (mips_swap_registers): New function.
3856 (mips_conditional_register_usage): Swap accumulator registers
3857 around if TARGET_LITTLE_ENDIAN.
3858 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3859 * config/mips/constraints.md (h, l): Use the endianness to choose
3860 between MD0_REG and MD1_REG.
3861 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3862 alternative-dependent template.
3864 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3866 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3869 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3871 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3872 predecessor fallthru flags.
3874 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3876 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3877 of compare to the same type.
3878 * cfgloopmanip.c (add_loop): Update information about loop exits.
3879 (loop_version): Remove the innermost loop requirement.
3880 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3881 to sizetype for pointers.
3883 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3885 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3886 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3887 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3889 * config/dfp-bit.c: Empty for TFmode conversions.
3891 2007-07-18 Caroline Tice <ctice@apple.com>
3893 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3894 and handle them correctly; check that src is not NULL before
3896 (find_src_set_src): Likewise.
3898 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3900 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3901 (struct alignment_context, init_alignment_context): New.
3902 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3903 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3904 (XCHAL_HAVE_S32C1I): Likewise.
3905 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3906 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3907 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3908 (ATOMIC, HQI): New macros.
3909 (memory_barrier, *memory_barrier): New.
3910 (sync_lock_releasesi): New.
3911 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3912 (sync_lock_test_and_set<mode>): New.
3913 (sync_<atomic><mode>): New.
3914 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3915 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3916 (xtensa_expand_atomic): New.
3918 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3922 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3923 transformation for builtin ISNORMAL.
3924 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3925 * builtins.def (BUILT_IN_ISNORMAL): New.
3926 * doc/extend.texi: Document isnormal.
3928 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3932 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3933 optabs infrastructure. Provide generic implementation for
3935 (expand_builtin): Handle FINITE/ISFINITE.
3936 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3937 (fold_builtin_1): Likewise.
3939 * builtins.def (BUILT_IN_ISFINITE): New.
3941 * doc/extend.texi: Document isfinite.
3943 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3948 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3949 generic fallback for isinf.
3950 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3951 calculation code ...
3952 * real.c (get_max_float): ... to here.
3953 * real.h (get_max_float): New.
3955 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3959 * builtin-attrs.def (ATTR_TYPEGENERIC,
3960 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3962 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3963 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3964 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3965 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3967 * c-common.c (handle_type_generic_attribute): New.
3968 (c_common_attribute_table): Add "type generic".
3970 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3972 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3974 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3975 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3978 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3981 * config/cris/cris.c (cris_print_index): Don't use XEXP before
3982 checking that the operand is an expression.
3984 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
3985 Danny Smith <dannysmith@users.sourceforge.net>
3988 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
3989 file mapping object in local namespace if Windows version later
3992 2007-07-18 Richard Sandiford <richard@codesourcery.com>
3994 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
3995 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
3996 arm_cannot_force_const_mem.
3997 (arm_cannot_force_const_mem): New function.
3998 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
3999 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4000 of arm_tls_referenced_p.
4001 * config/arm/arm.md (movsi): Split out-of-section constants when
4002 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4003 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4005 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4007 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4009 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4011 * config/mips/mips.md (*extendqihi2): Convert the destination
4014 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4016 * config/pa/fptr.c: Update license header.
4017 * config/pa/milli64.S: Likewise.
4019 2007-07-17 Nick Clifton <nickc@redhat.com>
4021 * COPYING_v3: New file. Contains version 3 of the GNU General
4023 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4024 Lesser General Public License.
4025 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4026 the GNU General Public License.
4028 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4030 PR rtl-optimization/32773
4031 * cfglayout.c (force_one_exit_fallthru): New function.
4032 (cfg_layout_finalize): Use it.
4034 2007-07-16 Richard Guenther <rguenther@suse.de>
4035 Uros Bizjak <ubizjak@gmail.com>
4037 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4038 before forcing it to gimple operand.
4040 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4041 David Ung <davidu@mips.com>
4043 * config/mips/mips.h (TUNE_24K): Define.
4044 (TUNE_MACC_CHAINS): Add TUNE_24K.
4045 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4047 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4048 (r74k_int_madd): .. this new reservation.
4049 (define_bypass): Fixed bypasses for r74k_int_madd to use
4051 * config/mips/24k.md (define_bypass): Define new
4052 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4054 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4055 Nigel Stephens <nigel@mips.com>
4057 * config/mips/mips.md: Include 20kc.md.
4058 * config/mips/20kc.md: New file.
4059 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4060 (mips_adjust_cost): Tweak for 20Kc.
4061 (mips_issue_rate): Likewise.
4062 * config/mips/mips.h (TUNE_20KC): Define.
4064 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4066 * config/rs6000/rs6000.c (struct processor_cost): Add
4067 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4069 (*_cost): Add cache information.
4070 (rs6000_override_options): Set cache parameters.
4072 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4075 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4076 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4078 2007-07-16 Paul Brook <paul@codesourcery.com>
4081 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4082 (cirrus_thumb2_movsi_insn): Ditto.
4084 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4086 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4089 2007-07-15 Andrew Haley <aph@redhat.com>
4091 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4092 before looking in the context.
4094 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4098 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4099 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4100 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4101 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4102 to generate .CALLINFO statement.
4103 (hppa_expand_prologue): Set rp_saved.
4104 (hppa_expand_epilogue): Use rp_saved.
4105 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4106 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4108 2007-07-14 Dirk Mueller <dmueller@suse.de>
4110 * omega.c (coalesce): Fix memory leak on early exit.
4111 * matrix-reorg.c (check_allocation_function): Likewise.
4112 * tree-vect-transform.c (vect_get_new_vect_var): free result
4114 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4115 pass pointer to edge vector
4116 (partition_hot_cold_basic_blocks): Fix memory leak.
4117 * collect2.c (prefix_from_string): Free temporary storage.
4118 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4120 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4122 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4123 (DO_GLOBAL_DTORS_BODY): Likewise.
4125 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4126 Nigel Stephens <nigel@mips.com>
4128 * config/mips/mips.c (mips_classify_symbol): Don't return
4129 SYMBOL_SMALL_DATA for constant pool addresses if
4130 TARGET_EMBEDDED_DATA is true.
4132 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4135 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4136 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4137 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4138 __builtin_ia32_storehps, __builtin_ia32_storelps,
4139 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4140 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4141 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4142 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4143 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4144 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4145 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4146 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4147 using def_builtin_const.
4149 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4151 PR tree-optimization/32705
4152 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4153 (simplify_binary_expression): Use SSA_VAL consistently.
4155 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4157 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4158 (SPEFSCR_REGNO): Delete definition.
4159 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4160 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4161 * config/rs6000/rs6000.h: Do not define *_REGNO.
4162 LINK_REGISTER_REGNUM -> LR_REGNO.
4163 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4164 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4165 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4166 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4167 R_VRSAVE, R_VSCR. Use them.
4168 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4169 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4170 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4171 * config/rs6000/aix.h: Define R_LR. Use it.
4173 2007-07-13 Caroline Tice <ctice@apple.com>
4175 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4176 flag_var_tracking is explicitly turned off (i.e. when variable
4177 tracking is not feasible); otherwise, turn flag_var_tracking on when
4178 flag_var_tracking_uninit is on.
4179 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4180 note definitions, to allow recording of initialization status in the
4182 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4183 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4184 determine if two note locations are equal.
4185 (output_loc_list): Don't output list entries whose start & end labels
4187 (reg_loc_descriptor): Add parameter for initialization status; pass it
4188 to other loc descriptor functions.
4189 (one_reg_loc_descriptor): Add parameter for initialization status;
4190 check its value and add DW_OP_GNU_uninit to returned loc descr if
4192 (multiple_reg_loc_descriptor): Add parameter for initialization
4194 pass init status argument to other loc descriptor functions; check
4195 value of intialization parameter and add DW_OP_GNU_uninit to returned
4196 loc descr if appropriate.
4197 (based_loc_descr): Add parameter for initialization status; add new
4198 variable for return value; check value of initialization parameter and
4199 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4200 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4201 pass init status argument to other loc descriptor functions; check
4202 value of intialization parameter and add DW_OP_GNU_uninit to returned
4203 loc descr if appropriate.
4204 (mem_loc_descriptor): Likewise.
4205 (concat_loc_descriptor): Likewise.
4206 (concatn_loc_descriptor): Likewise.
4207 (loc_descriptor): Add parameter for initialization status; pass it as
4208 argument to other loc descriptor function calls.
4209 (loc_descriptor_from_tree_1): Add appropriate initialization status
4210 to loc descriptor function calls.
4211 (add_location_or_const_value_attribute): Get initialization status
4212 from VAR_LOCATION note; add initialization status to loc descriptor
4214 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4215 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4216 status is uninitialized, add "[uninint]" to output.
4217 * common.opt (fvar-tracking-uninit): New option, similar to
4218 fvar-tracking, to turn on tracking of uninitialized variables; creates
4219 a new global flag, flag_var_tracking_uninit.
4220 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4221 (enum var_init_status): New type, for var initialization status field.
4222 * var-tracking.c (struct location_chain_def): Two new fields, init,
4223 for initialization status, and set_src for the assignment value expr.
4224 (unshare_variable): New parameter for initialization status;
4225 initialize new init and set_src fields.
4226 (var_reg_set): New parameters for initialization status and value;
4227 pass them to set_variable_part.
4228 (var_mem_set): Likewise.
4229 (get_init_value): New function.
4230 (var_reg_delete_and_set): New initialization status & value
4231 parameters; add call to get_init_value if status is unknown; pass new
4232 parameters to clobber_variable_part and var_reg_set.
4233 (var_mem_delete_and_set): Likewise.
4234 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4235 (var_mem_delete): Likewise.
4236 (variable_union): Pass status to unshare_variable; initialize new init
4237 and set_src fields. If flag_var_tracking_uninit is not set, force
4238 status to initialized.
4239 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4240 used later to get the set_src value.
4241 (find_src_status): New function.
4242 (find_src_set_src): New function.
4243 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4244 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4245 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4246 and var_mem_delete_and_set.
4247 (dump_variable): Print out "[uninit]" if appropriate.
4248 (set_variable_part): Add new initialization and set_src parameters;
4249 pass status to unshare_variable; set node->init and node- >set_src
4250 fields and modify slot in hash table appropriately; save the init and
4251 set_src values if appropriate and assign to the new node.
4252 (clobber_variable_part): New set_src parameter; if two nodes have
4253 same variable and same location but different set_src (assignment)
4254 values, clobber old node.
4255 (delete_variable_part): Pass init status to unshare_variable.
4256 (emit_note_insn_var_location): Add initialized var; assign var's init
4257 status to new 'initialized'; pass new init status field to calls to
4258 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4259 status to initialized.
4260 (emit_notes_in_bb): Pass initialization status to calls to
4261 var_reg_set, var_mem_set, var_reg_delete_and_set and
4262 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4263 var_reg_delete_and_set and var_mem_delete_and_set; call
4264 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4265 make up for change in add_stores.
4266 (vt_add_function_parameters): Add status to calls to
4268 * config/darwin.c (darwin_override_options): Turn on uninitialized
4269 tracking automatically, if var_tracking is on and the system is
4272 2007-07-13 Sa Liu <saliu@de.ibm.com>
4274 * config.gcc: Add options for arch and tune on SPU.
4275 * config/spu/predicates.md: Add constant operands 0 and 1.
4276 * config/spu/spu-builtins.def: Add builtins for double precision
4277 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4278 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4280 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4282 * config/spu/spu-protos.h: Add new function prototypes.
4283 * config/spu/spu.c (spu_override_options): Check options -march and
4285 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4286 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4288 (spu_const_from_int): New. Create a vector constant from 4 ints.
4289 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4290 (spu_emit_vector_compare): New. Emit vector compare.
4291 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4292 * config/spu/spu.h: Add options -march and -mtune. Define processor
4293 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4294 CANONICALIZE_COMPARISON.
4295 * config/spu/spu.md: Add new insns for double precision compare
4296 and double precision vector compare. Add vcond and smax/smin patterns
4297 to enable DFmode vector conditional expression.
4298 * config/spu/spu.opt: Add options -march and -mtune.
4299 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4300 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4301 both CELL and CELLEDP targets: spu_testsv.
4302 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4305 2007-07-13 Richard Guenther <rguenther@suse.de>
4307 PR tree-optimization/32721
4308 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4309 TREE_THIS_VOLATILE on the folded reference.
4310 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4311 if the array reference has TREE_THIS_VOLATILE set.
4313 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4316 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4318 2007-07-13 Andreas Schwab <schwab@suse.de>
4320 * gengtype-lex.l: Allow declarations to be indented.
4322 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4324 * ginclude/tgmath.h: New.
4325 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4326 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4327 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4328 * configure: Regenerate.
4330 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4332 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4333 correct index when setting register save state for xd
4336 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4338 * config/sh/sh.c (mark_use): Remove.
4340 2007-07-12 Paul Brook <paul@codesourcery.com>
4342 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4343 reg does not overlap return value.
4345 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4347 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4348 (set_expression_vuses): Ditto.
4349 (init_pre): Initialize expression_vuses.
4351 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4353 * config/i386/sse.md (storentdf, storentsf): New.
4355 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4357 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4359 * tree.c (build_decl_stat): Move code from here...
4360 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4361 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4362 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4363 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4364 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4367 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4368 Devang Patel <dpatel@apple.com>
4370 PR tree-optimization/25413
4371 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4372 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4373 * tree.h (contains_packed_reference): New.
4374 * expr.c (contains_packed_reference): New.
4375 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4376 (vect_enhance_data_refs_alignment): Call
4377 vector_alignment_reachable_p.
4378 * target.h (vector_alignment_reachable): New builtin.
4379 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4380 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4381 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4383 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4385 * target.h (builtin_vectorization_cost): Add new target builtin.
4386 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4387 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4388 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4389 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4390 uninitialized variables.
4391 * tree-vect-transform.c (cost_for_stmt): New function.
4392 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4393 using cost 1 for all scalar stmts. Be less conservative when
4394 estimating the number of prologue/epulogue iterations. Call
4395 targetm.vectorize.builtin_vectorization_cost. Return
4396 min_profitable_iters-1.
4397 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4398 initialization cost instead of TARG_VEC_STMT_COST. Use
4399 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4400 epilogue code. Fix epilogue cost computation.
4401 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4402 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4403 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4404 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4405 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4406 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4408 2007-07-12 Richard Guenther <rguenther@suse.de>
4410 * gimplify.c (gimplify_conversion): Make sure that the result
4411 from maybe_fold_offset_to_reference is trivially convertible
4412 to the desired type before doing the simplification.
4413 (gimplify_expr): Likewise.
4414 * fold-const.c (fold_binary): Use the correct types for
4415 building the simplified expression.
4417 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4419 PR rtl-optimization/32729
4420 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4421 that fallthru to exit.
4423 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4425 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4426 (symDTPOFF2reg): Likewise.
4428 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4430 PR tree-optimization/32663
4432 * tree.h (VALUE_HANDLE_VUSES): Remove.
4433 (struct tree_value_handle): Remove vuses.
4435 * tree-vn.c (create_value_handle_for_expr): Don't set
4438 * tree-ssa-pre.c (expression_vuses): New.
4439 (alloc_expression_id): Set up expression_vuses.
4440 (get_expression_vuses): New.
4441 (set_expression_vuses): Ditto.
4442 (clear_expression_ids): Modify for expression_vuses.
4443 (phi_translate_1): Ditto.
4444 (phi_translate_set): Ditto.
4445 (value_dies_in_block_x): Ditto
4446 (valid_in_sets): Ditto.
4447 (add_to_sets): Ditto.
4448 (find_existing_value_expr): Ditto.
4449 (create_value_handle_for_expr): Ditto.
4450 (make_values_for_stmt): Ditto.
4451 (vuse_equiv): Remove.
4453 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4455 * Makefile.in (mostlyclean): Remove object files.
4457 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4459 * toplev.c (no_new_pseudos): Deleted.
4460 * rtl.h (no_new_pseudos): Deleted.
4461 * tree-pass.h (pass_no_new_pseudos): Deleted.
4462 * passes.c (pass_no_new_pseudos): Deleted.
4463 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4464 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4465 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4467 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4468 * rtlhooks.c (gen_lowpart_general): Ditto.
4469 * optabs.c (prepare_operand): Ditto.
4470 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4472 * modulo-sched.c (rest_of_handle_sms): Ditto.
4473 * see.c (rest_of_handle_see): Ditto.
4474 * ifcvt.c (if_convert): Ditto.
4475 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4477 * init-regs.c (gate_initialize_regs): Deleted set of
4479 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4480 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4481 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4483 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4486 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4487 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4488 (*vec_extractv2di_1_rex64): New insn pattern.
4490 2007-07-11 David Daney <ddaney@avtrex.com>
4492 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4493 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4494 for SIGNAL_UNWIND_RETURN_COLUMN.
4495 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4496 (DWARF_FRAME_REGNUM): Rewrite.
4497 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4499 2007-07-11 Nick Clifton <nickc@redhat.com>
4501 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4502 delta and use gen_int_mode in place of GET_INT instead.
4504 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4506 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4509 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4511 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4512 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4514 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4515 (USE_CANONICAL_TYPES): New.
4516 * doc/invoke.texi (verify-canonical-types): Remove.
4517 (use-canonical-types): Add.
4519 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4521 * config/spu/spu.c (spu_optimization_options): Remove setting of
4522 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4523 (spu_override_options): Move it here.
4525 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4527 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4528 * config/mips/mips.c (mips_cpu_info_table): Mention
4529 MIPS_ISA_LEVEL_SPEC in the comment.
4531 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4533 PR tree-optimization/32713
4534 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4536 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4539 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4540 conditional to flag_isoc99.
4541 (c_common_init_options): Do it here, unconditionally.
4543 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4545 PR tree-optimization/32589
4546 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4547 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4548 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4549 predicate, extracted from...
4550 (set_rhs): ...here. Call it for the expression on entry.
4551 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4552 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4553 (simplify_binary_expression): Use valid_gimple_expression_p
4554 to validate the simplification.
4555 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4557 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4559 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4560 DWARF2_DEBUG on 32 bit target too.
4561 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4563 2007-07-11 Nick Clifton <nickc@redhat.com>
4565 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4566 version for 64-bit hosts.
4568 2007-07-10 David Daney <ddaney@avtrex.com>
4570 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4572 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4574 * config/mips/mips.c (mips_expand_synci_loop): New function.
4575 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4576 (UNSPEC_RDHWR): Same.
4577 (UNSPEC_SYNCI): Same.
4578 (UNSPEC_SYNC): Same.
4579 (clear_cache): New expand.
4583 (clear_hazard): Same.
4584 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4586 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4587 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4589 2007-07-10 Ian Lance Taylor <iant@google.com>
4591 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4594 2007-07-10 David Daney <ddaney@avtrex.com>
4596 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4597 * builtins.c (expand_builtin___clear_cache): New function.
4598 (expand_builtin): Call expand_builtin___clear_cache for
4599 BUILT_IN_CLEAR_CACHE case.
4600 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4601 * doc/md.texi (clear_cache): Document new instruction pattern.
4602 * testsuite/gcc.dg/builtins-64.c: New test.
4604 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4606 * config/cris/cris.md ("movsi"): Fix typo in last change.
4608 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4611 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4613 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4614 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4615 for FUNCTION_DECLs. Don't use align_functions_log if
4617 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4618 even for FUNCTION_DECLs.
4619 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4621 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4622 (DECL_FUNCTION_CODE): Update for new location and name of
4624 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4625 (struct tree_decl_common): Move 'align' and 'off_align' out
4626 of union, ensure they're still on a 32-bit boundary. Remove
4627 other fields in union 'u1'.
4628 (struct tree_function_decl): Add field 'function_code' replacing
4629 'u1.f' in tree_decl_common.
4630 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4631 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4632 (Variable Attributes): Cross-reference 'aligned' attribute
4633 to Function Attributes.
4634 * flags.h (force_align_functions_log): Delete.
4635 * toplev.c (force_align_functions_log): Delete.
4637 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4641 (*vec_concatv2di_rex): New insn pattern.
4643 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4646 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4648 2007-07-10 Ian Lance Taylor <iant@google.com>
4650 Replace no_new_pseudos in backends.
4651 * rtl.h (can_create_pseudo_p): Define.
4652 * config/darwin.c (machopic_indirect_data_reference): Use
4653 can_create_pseudo_p () instead of no_new_pseudos.
4654 (machopic_indirect_data_reference): Likewise.
4655 (machopic_legitimize_pic_address): Likewise.
4656 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4657 (alpha_emit_set_const_1): Likewise.
4658 (alpha_emit_set_const): Likewise.
4659 (alpha_emit_conditional_move): Likewise.
4660 (alpha_split_conditional_move): Likewise.
4661 * config/alpha/alpha.md (various splitters): Likewise.
4663 * config/arm/arm.c (legitimize_pic_address): Likewise.
4664 (arm_load_pic_register): Likewise.
4665 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4666 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4667 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4668 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4669 * config/cris/cris.md (movsi): Likewise.
4670 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4671 (symGOTOFF2reg_hilo): Likewise.
4672 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4673 * config/h8300/h8300.md (insv, extzv): Likewise.
4674 * config/i386/i386.c (ix86_expand_move): Likewise.
4675 (ix86_expand_vector_move): Likewise.
4676 (ix86_prepare_fp_compare_args): Likewise.
4677 (ix86_expand_carry_flag_compare): Likewise.
4678 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4679 (tls_dynamic_gnu2_combine_32): Likewise.
4680 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4681 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4682 (ia64_expand_movxf_movrf): Likewise.
4683 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4684 (m32c_split_move): Likewise.
4685 (m32c_expand_insv): Likewise.
4686 * config/m68k/m68k.md (movsi): Likewise.
4687 * config/mips/mips.c (mips_force_temporary): Likewise.
4688 (mips_split_symbol): Likewise.
4689 (mips_move_integer): Likewise.
4690 (mips_legitimize_const_move): Likewise.
4691 * config/mn10300/mn10300.md (movsi): Likewise.
4692 * config/pa/pa.c (emit_move_sequence): Likewise.
4693 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4694 (rs6000_got_register): Likewise.
4695 (create_TOC_reference): Likewise.
4696 (rs6000_machopic_legitimize_pic_address): Likewise.
4697 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4698 (various splitters): Likewise.
4699 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4700 (movsi_got): Likewise.
4701 * config/s390/s390.c (emit_symbolic_move): Likewise.
4702 * config/s390/s390.md (movhi, movqi): Likewise.
4703 (load_multiple, store_multiple): Likewise.
4704 * config/score/score.c (score_force_temporary): Likewise.
4705 * config/sh/sh.c (prepare_move_operands): Likewise.
4706 (prepare_cbranch_operands): Likewise.
4707 (emit_fpu_switch): Likewise.
4708 (fpscr_set_from_mem): Likewise.
4709 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4710 (adddi3, subsi3): Likewise.
4711 (various splitters): Likewise.
4712 (divsi_inv_fp_combine): Likewise.
4713 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4714 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4716 * config/sh/predicates.md (xor_operand): Likewise.
4717 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4718 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4719 (movdi_pic_label_ref): Likewise.
4720 * config/spu/spu.c (spu_split_immediate): Likewise.
4721 * config/alpha/alpha.md (various splitters): Remove test
4722 !no_new_pseudos || reload_completed.
4723 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4725 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4726 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4727 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4728 * config/score/score.c (th_output_mi_thunk): Likewise.
4729 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4730 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4732 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4734 PR rtl-optimization/32664
4735 * mode-switching.c (create_pre_exit): Skip barrier insns.
4737 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4739 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4740 force_gimple_operand_bsi.
4741 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4742 rewrite_use_compare): Ditto.
4743 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4745 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4746 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4747 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4748 * tree-profile.c (prepare_instrumented_value,
4749 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4750 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4751 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4752 tree_gen_ior_profiler): Ditto.
4753 * tree-ssa-reassoc.c (negate_value): Ditto.
4754 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4755 Use force_gimple_operand_bsi.
4756 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4757 * tree-if-conv.c (add_to_dst_predicate_list,
4758 find_phi_replacement_condition): Ditto.
4759 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4760 Call mark_symbols_for_renaming for new statements.
4761 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4763 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4765 * cfghooks.c (remove_edge): New function.
4766 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4768 * cfghooks.h (remove_edge): Declare.
4769 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4770 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4772 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4774 * optabs.h: Added declaration for signbit_optab.
4775 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4776 * genoptinit.c (optabs): Added entry for signbit insns.
4777 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4779 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4780 * config/s390/s390.md (signbit<mode>2): New expander.
4782 2007-07-09 Richard Guenther <rguenther@suse.de>
4785 * fold-const.c (fold_plusminus_mult_expr): Move constant
4786 arguments second to allow decomposing.
4788 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4791 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4793 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4794 Disregard DECL_FROM_INLINE.
4796 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4799 * doc/invoke.texi: Add ftree-reassoc flag.
4800 * common.opt (ftree-reassoc): New flag.
4801 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4802 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4804 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4806 PR tree-optimization/32681
4807 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4808 saved in second_edge->aux when first_bb is a loop header.
4810 2007-07-09 Jan HUbicka <jh@suse.cz>
4812 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4814 2007-07-09 Richard Guenther <rguenther@suse.de>
4816 * c-decl.c (start_function): Do not promote return type.
4818 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4820 * function.c (do_warn_unused_parameter): Do not warn if
4821 TREE_NO_WARNING is set.
4823 2007-07-08 Andreas Schwab <schwab@suse.de>
4825 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4827 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4830 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4832 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4833 apply to assembly language, too.
4834 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4836 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4838 Revert (note the sccvn portions are *not* reverted)
4839 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4841 Fix PR tree-optimization/23488
4843 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4845 * tree-flow-inline.h (get_value_handle): Ditto.
4846 * tree-ssa-pre.c (decl_vh_map): New.
4847 (decl_node_pool): New.
4848 (can_value_number_operation): Support DECL_P.
4849 (can_PRE_operation): Ditto.
4850 (create_expression_by_pieces): Ditto.
4851 (find_existing_value_expr): Modify to differnetiate between
4852 addressing and top level.
4853 (create_value_handle_for_expr): Handle DECL's.
4854 (poolify_tree): Ditto.
4855 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4856 (make_values_for_stmt): Handle DECL's properly.
4857 (init_pre): Reorg to not init useless things during FRE.
4859 * tree-flow.h: Include pointer-set.h.
4860 (decl_vh_map): Declare.
4861 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4863 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4865 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4866 the constraint description.
4867 * doc/md.texi: Update documentation of AVR constraints.
4869 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4871 * auto-inc-dec.c, config/arm/arm.c,
4872 config/m32r/constraints.md, config/mips/mips.md,
4873 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4874 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4875 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4876 typos. Follow spelling conventions.
4877 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4879 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4880 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4882 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4883 realloc_vuse): Remove.
4884 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4887 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4889 Fix PR tree-optimization/23488
4891 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4892 (try_to_simplify): Ditto.
4894 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4896 * tree-flow-inline.h (get_value_handle): Ditto.
4897 * tree-ssa-pre.c (decl_vh_map): New.
4898 (decl_node_pool): New.
4899 (can_value_number_operation): Support DECL_P.
4900 (can_PRE_operation): Ditto.
4901 (create_expression_by_pieces): Ditto.
4902 (find_existing_value_expr): Modify to differnetiate between
4903 addressing and top level.
4904 (create_value_handle_for_expr): Handle DECL's.
4905 (poolify_tree): Ditto.
4906 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4907 (make_values_for_stmt): Handle DECL's properly.
4908 (init_pre): Reorg to not init useless things during FRE.
4910 * tree-flow.h: Include pointer-set.h.
4911 (decl_vh_map): Declare.
4912 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4914 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4916 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4917 apply to assembly language, too.
4918 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4920 2007-07-06 Ian Lance Taylor <iant@google.com>
4921 Zack Weinberg <zackw@panix.com>
4924 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4926 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4928 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4929 (prefetch): Likewise if "pref" would be used.
4931 2007-07-06 Josh Conner <jconner@apple.com>
4935 * calls.c (store_one_arg): Handle arguments which are partially
4936 on the stack when detecting argument overlap.
4938 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4940 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4941 chosen during find_reloads.
4943 2007-07-06 Richard Guenther <rguenther@suse.de>
4945 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4946 TYPE_ARG_TYPES for verification of argument types. Use
4947 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4948 parameters as variable arguments.
4950 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4952 * libgcc2.h (word_type): Type definition removed.
4953 (cmp_return_type, shift_count_type): Type definitions added.
4954 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4955 replaced with shift_count_type.
4956 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4958 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4959 changed from word_type to Wtype.
4960 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4961 replaced with shift_count_type.
4962 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4964 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4965 and libgcc_shift_count attribute added.
4966 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4967 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4968 (TARGET_INITIALIZER): New target hooks added.
4969 * targhooks.c (default_libgcc_cmp_return_mode,
4970 default_libgcc_shift_count_mode): Default implementations for the new
4972 * targhooks.h (default_libgcc_cmp_return_mode,
4973 default_libgcc_shift_count_mode): Function prototypes added.
4974 * target.h (struct gcc_target): Fields for the new target hooks added.
4975 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4977 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
4980 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
4981 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
4983 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
4984 s390_libgcc_shift_count_mode): Functions added.
4985 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
4986 Target hooks defined.
4988 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4990 * config/mips/mips.c (compute_frame_size): Restore the original
4991 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
4992 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
4993 Document why the difference is needed.
4995 2007-07-06 Richard Guenther <rguenther@suse.de>
4997 * c-common.c (boolean_increment): Use correctly typed
5000 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5002 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5003 the topmost argument register is not also included in the save mask.
5004 (mips16e_collect_argument_save_p): Take a pointer to the argument
5005 register, rather than a pointer to the number of arguments.
5006 (mips16e_collect_argument_saves): Only include argument saves
5007 that aren't in the register mask.
5009 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5011 PR rtl-optimization/32450
5012 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5013 to ensure that instructions are not moved into the prologue when
5014 profiling is on. Remove unused prologue_end variable.
5015 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5016 as a scheduling barrier.
5018 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5021 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5022 Disregard DECL_FROM_INLINE.
5024 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5026 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5027 IORing with a constant.
5029 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5031 PR rtl-optimization/32475
5032 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5033 for every definition of the stack pointer.
5035 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5037 * arm.c (vfp3_const_double_index): Copy signed results of
5038 REAL_VALUE_TO_INT into unsigned vars.
5040 2007-07-05 Richard Guenther <rguenther@suse.de>
5043 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5045 * tree-ssa.c (useless_type_conversion_p): Check canonical
5048 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5050 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5051 zero_extendhisi2): Change to define_insn_and_split.
5052 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5054 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5056 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5057 pass_match_asm_constraints): New.
5058 * passes.c (init_optimization_passes): Add new pass.
5059 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5060 * function.h (struct function): Add has_asm_statement bit.
5061 (current_function_has_asm_statement): New.
5062 * tree-pass.h (pass_match_asm_constraints): New.
5064 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5066 * config/mips/mips.c (mips_file_start): Avoid declaration
5069 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5071 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5073 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5075 * rtl.def (NOTE): Change print format string to print
5076 operand 5 as a note insn name.
5078 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5079 David Ung <davidu@mips.com>
5081 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5082 * doc/invoke.texi: (MIPS Options): Document them.
5084 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5085 David Ung <davidu@mips.com>
5087 Add support for SmartMIPS ASE.
5089 * optabs.c (expand_binop_directly): New, broken out from...
5090 (expand_binop): Here. Make it try rotating in the other
5091 direction even when the second operand isn't constant.
5092 * config/mips/mips.md (*lwxs): New.
5093 * config/mips/mips.opt (msmartmips): New.
5094 * config/mips/mips.c (mips_lwxs_address_p): New.
5095 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5096 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5097 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5098 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5099 (ISA_HAS_LWXS): New.
5100 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5101 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5102 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5103 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5104 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5105 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5106 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5108 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5110 * tree-vectorizer.c (new_loop_vec_info): Initialize
5111 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5112 * tree-vectorizer.h (_loop_vec_info): Added new filed
5113 min_profitable_iters.
5114 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5115 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5116 * tree-vect-analyze.c (vect_analyze_operations): Set
5117 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5118 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5119 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5120 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5121 and prologue cost to after they are computed.
5122 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5124 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5125 of creating vectors from scalars according to dt.
5126 (vect_model_store_cost): Likewise.
5127 (vectorizable_call): Use dt array instead of scalar dt. Call
5128 vect_model_simple_cost with additional argument dt.
5129 (vectorizable_assignment): Likewise.
5130 (vectorizable_operation): Likewise.
5131 (vectorizable_type_demotion): Likewise.
5132 (vectorizable_type_promotion): Likewise.
5133 (vectorizable_store): Use dt array instead of scalar dt. Call
5134 vect_model_store_cost with additional argument dt.
5135 (vect_do_peeling_for_loop_bound): Don't call
5136 vect_estimate_min_profitable_iters. Instead, lookup
5137 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5138 "may not be profitable".
5140 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5143 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5144 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5145 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5146 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5148 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5150 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5151 addressing modes cheaper.
5153 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5155 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5156 (dw_ranges_struct): Rename block_num to num. Adjust.
5157 (dw_ranges_by_label_struct): New.
5158 (ranges_by_label, ranges_by_label_allocated,
5159 ranges_by_label_in_use): New variables.
5160 (add_ranges_num): Factored most of the code out of...
5161 (add_ranges): ... this one. Rewrite in terms of the former.
5162 (add_ranges_by_labels): New.
5163 (output_ranges): Output by-label ranges.
5164 (dwarf2out_finish): Output range for multiple-section
5165 compile_unit. Output standard DW_AT_low_pc in addition to
5166 unexpected DW_AT_entry_pc.
5168 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5170 PR tree-optimization/32604
5171 PR tree-optimization/32606
5173 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5174 (compute_antic_safe): Removed.
5175 (ANTIC_SAFE_LOADS): Ditto.
5176 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5177 (execute_pre): Don't call compute_antic_safe.
5178 (vuse_equiv): New function.
5179 (make_values_for_stmt): Use it
5180 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5183 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5186 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5188 (avr_attribute_table): Make "naked" attribute apply to function types
5189 rather than to decls.
5190 (avr_handle_fntype_attribute): New function.
5192 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5194 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5197 2007-07-04 David Ung <davidu@mips.com>
5198 Joseph Myers <joseph@codesourcery.com>
5200 * config/mips/mips.md (type): Add logical, signext and move.
5201 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5202 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5203 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5204 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5205 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5206 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5207 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5208 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5209 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5210 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5211 movv2sf_hardfloat_64bit): Use the new types.
5212 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5213 *movdf_softfloat, *movdf_mips16): Use "multi".
5214 (extendqihi2): Replace with a define_expand.
5215 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5216 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5217 * config/mips/74k.md (r74k_int_logical): New reservation and
5219 (r74k_int_arith): Remove "slt".
5220 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5221 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5222 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5223 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5224 reservations for "arith".
5226 2007-07-04 Richard Guenther <rguenther@suse.de>
5228 * tree-ssa.c (useless_type_conversion_p): Add handling for
5229 scalar float and vector types. Only call the types_compatible_p
5230 langhook for aggregate types as last resort. Follow the
5233 2007-07-04 Richard Guenther <rguenther@suse.de>
5235 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5236 the same as NOP_EXPR.
5238 2007-07-04 Nick Clifton <nickc@redhat.com>
5240 * target.h (struct gcc_target): Add target_help field.
5241 * target-def.h (TARGET_HELP): New.
5242 (TARGET_INITIALIZER): Use TARGET_HELP.
5243 * opts.c (command_handle_option): Invoke target_help function, if
5244 defined, when the user has specified --target-help on the command
5246 * doc/invoke.texi: Mention that --target-help might print
5247 additional information.
5248 * doc/tm.texi: Document TARGET_HELP hook.
5250 * arm.c (TARGET_HELP): Override default definition.
5251 (arm_target_help): New - display a wrapped list of cores and
5252 architectures supported.
5254 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5256 * config/v850/v850.c (expand_prologue): Make sure
5257 GEN_INT() argument is sign extended rather than zero extended.
5258 (expand_epilogue): Likewise.
5259 (output_move_double): Delete.
5260 * config/v850/v850-protos.h (output_move_double): Delete.
5261 * config/v850/v850.md (movdi): Delete.
5262 (*movdi_internal): Delete.
5264 (*movdf_internal): Delete.
5266 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5268 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5269 unless compiling RTP PIC.
5271 2007-07-04 Richard Guenther <rguenther@suse.de>
5273 PR tree-optimization/32482
5274 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5275 original ssa name if we didn't find a shift expression.
5276 Fix shift constant for bit zero test.
5278 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5280 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5282 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5284 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5285 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5286 * config/arm/vxworks.h (ASM_SPEC): Delete.
5287 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5289 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5291 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5292 (DDR_REVERSED_P): New.
5293 * tree-data-ref.c (initialize_data_dependence_relation,
5294 build_classic_dist_vector): Set DDR_REVERSED_P.
5296 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5299 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5300 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5301 init_omega_for_ddr_1): Use non conservative number of iterations
5303 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5304 (analyze_siv_subscript): Remove FIXME and reinitialization of
5305 last_conflicts to chrec_dont_know.
5306 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5308 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5310 * tree.c (maybe_canonicalize_argtypes): Improve description.
5312 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5314 * tree.c (maybe_canonicalize_argtypes): New.
5315 (build_function_type): Set canonical type.
5316 (build_method_type_directly): Ditto.
5317 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5320 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5322 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5324 (rewrite_use_nonlinear_expr): Likewise.
5326 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5328 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5330 2007-07-04 Ben Elliston <bje@au.ibm.com>
5332 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5335 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5337 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5338 (Exception Handling): Likewise.
5340 2007-07-03 Jan Hubicka <jh@suse.cz>
5342 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5344 2007-07-03 Eric Christopher <echristo@apple.com>
5346 * doc/cppopts.texi: Add conflicting option note to -dM.
5347 * doc/invoke.texi: Add note about possible conflicts with
5348 -E for -dCHARS and note that -dM will not produce
5349 any results if there is no machine dependent reorg.
5351 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5353 * tree.h (DECL_ALIGN): Back out previous change.
5355 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5357 * configure.ac: Test for .dtprelword support on MIPS.
5358 * configure, config.in: Regenerate.
5359 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5360 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5362 2007-07-03 Julian Brown <julian@codesourcery.com>
5364 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5365 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5366 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5367 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5369 (all_fpus): Add FPUTYPE_VFP3.
5370 (fp_model_for_fpu): Add VFPv3 field.
5371 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5372 (vfp3_const_double_index): New function. Return integer index of
5373 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5375 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5376 and argument represents a valid RTX for a VFPv3 constant.
5377 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5379 (vfp_emit_fstmd): Similar, for fstmd.
5380 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5381 constants, represented as integer indices.
5382 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5383 VFP_REGNO_OK_FOR_DOUBLE macros.
5384 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5385 (arm_file_start): Set float-abi attribute for VFPv3, and output
5386 correct ".fpu" assembler directive.
5387 (arm_dbx_register_numbering): Add FIXME.
5388 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5389 (fputype): Add FPUTYPE_VFP3.
5390 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5391 (CALL_USED_REGISTERS): Likewise.
5392 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5393 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5394 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5395 (D7_VFP_REGNUM): New.
5396 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5397 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5398 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5399 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5400 (REG_ALLOC_ORDER): Adjust for VFPv3.
5401 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5402 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5403 VFP_LO_REGS, VFP_HI_REGS.
5404 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5405 (IS_VFP_CLASS): Define macro.
5406 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5408 (REGISTER_MOVE_COST): Likewise.
5409 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5410 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5411 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5412 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5413 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5414 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5415 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5416 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5417 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5418 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5419 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5420 where appropriate for single-word registers.
5421 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5422 As above. Fix type attributes.
5423 * config/arm/constraints.md (register_contraint "t"): Define.
5424 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5426 (register_constraint "x"): Define.
5427 (constraint "Dv"): Define.
5429 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5431 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5433 2007-07-03 Tom Tromey <tromey@redhat.com>
5435 * c-parser.c (objc_pq_context): Removed.
5436 (objc_need_raw_identifier): Likewise.
5437 (c_parser) <objc_pq_context>: New field.
5438 <objc_need_raw_identifier>: Likewise.
5439 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5440 (c_lex_one_token): Update.
5441 (c_parser_objc_protocol_definition): Update.
5442 (c_parser_objc_method_definition): Update.
5443 (c_parser_objc_methodproto): Update.
5444 (c_parser_declspecs): Update.
5446 2007-07-03 David Ung <davidu@mips.com>
5448 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5450 2007-07-03 David Ung <davidu@mips.com>
5451 Richard Sandiford <richard@codesourcery.com>
5453 * doc/invoke.texi: Document -march=74kf3_2.
5454 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5455 (TUNE_74K): Check for it.
5456 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5457 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5458 * config/mips/mips.md (cpu): Add 74kf3_2.
5459 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5460 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5461 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5462 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5463 74kf3_2 to the CPU list.
5464 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5465 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5466 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5467 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5468 (r74kf3_2_fxfer_from_c1): New insn reservations.
5470 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5471 David Ung <davidu@mips.com>
5473 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5474 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5475 and 74k[fx]. Document aliases for the new options.
5476 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5477 (PROCESSOR_24KF2_1): ...this.
5478 (PROCESSOR_24KX): Rename to...
5479 (PROCESSOR_24KF1_1): ...this.
5480 (PROCESSOR_74KF): Rename to...
5481 (PROCESSOR_74KF2_1): ...this.
5482 (PROCESSOR_74KX): Rename to...
5483 (PROCESSOR_74KF1_1): ...this.
5484 (TUNE_74K): Update PROCESSOR_* names.
5485 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5486 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5487 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5488 (mips_rtx_cost_data): Update processor names in comments.
5489 (mips_issue_rate): Update PROCESSOR_* names.
5490 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5491 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5492 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5493 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5494 Update cpu attribute names.
5495 (r24k_fpu_iss): Rename this reservation to...
5496 (r24kf2_1_fpu_iss): ...this and update all uses.
5497 (r24kx_fpu_iss): Rename this reservation to...
5498 (r24kf1_1_fpu_iss): ...this and update all uses.
5499 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5500 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5501 Update cpu attribute names.
5503 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5505 * config/m32r/constraints.md: New file.
5506 * config/m32r/m32r.c: Include tm-constrs.h.
5507 (small_data_operand): Use satisfies_constraint_* instead of macro.
5508 (addr24_operand, gen_compare): Likewise.
5509 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5510 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5511 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5512 EXTRA_CONSTRAINT): Likewise.
5513 * config/m32r/m32r.md: Include constraints.md.
5514 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5515 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5516 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5517 (two_insn_const_operand, int8_operand, uint16_operand,
5518 reg_or_int16_operand, reg_or_uint16_operand,
5519 reg_or_cmp_int16_operand, cmp_int16_operand,
5520 seth_add3_operand): Likewise.
5522 2007-07-03 Eric Christopher <echristo@gmail.com>
5524 * libgcc2.h: Conditionally declare __bswapsi2 and
5527 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5529 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5532 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5535 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5536 (__gthrw_pragma): Provide default definition.
5538 * gthr-posix.c (__gthrw_pragma): Define.
5540 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5542 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5543 before declaring inequality.
5545 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5547 * combine.c (recog_for_combine): Log the success or failure of
5548 matching new insn patterns against the machine description in
5551 2007-07-03 Revital Eres <eres@il.ibm.com>
5553 * ddg.c (print_sccs): New function.
5554 (check_sccs): New function.
5555 (create_ddg_all_sccs): Use it.
5556 * ddg.h (print_sccs): Declare.
5557 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5559 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5561 * targhooks.h (default_mode_for_suffix): New function declaration.
5562 * targhooks.c (default_mode_for_suffix): New default target hook.
5563 * target.h (struct c): New structure in the targetm struct.
5564 (mode_for_suffix): New target hook as part of struct c.
5565 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5566 default_mode_for_suffix.
5567 (TARGET_C): New define.
5568 * c-lex.c: Include "target.h".
5569 (interpret_float): Use targetm.c.mode_for_suffix to determine
5570 the mode for a given non-standard suffix.
5571 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5573 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5574 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5576 * doc/extend.texi (Floating Types): New node. Document __float80 and
5577 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5579 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5582 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5583 predicate instead of target_operand.
5584 (divsi3_i1_media, divsi3_media_2): Likewise.
5586 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5588 * tree.h (alias_sets_might_conflict_p): Rename into
5589 alias_sets_must_conflict_p.
5590 * alias.c (alias_sets_might_conflict_p): Likewise.
5591 (alias_sets_conflict_p): Use it.
5592 (objects_must_conflict_p): Likewise.
5593 * c-common.c (strict_aliasing_warning): Adjust.
5595 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5597 * rtlhooks.c (gen_lowpart_if_possible): Check for
5598 invalid subreg before calling gen_lowpart_SUBREG.
5600 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5602 * config/darwin9.h: Add copyright notice.
5603 (LINK_COMMAND_SPEC): Add comment.
5604 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5605 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5606 DARWIN_LIBSYSTEM_HAS_UNWIND.
5608 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5611 * omp-low.c (check_combined_parallel): New function.
5612 (lower_omp_parallel): Call it via walk_stmts, set
5613 OMP_PARALLEL_COMBINED if appropriate.
5614 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5615 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5616 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5617 don't consider it as combined parallel.
5619 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5621 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5622 (gcc_tooldir): Likewise.
5623 * configure: Regenerate.
5624 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5625 old configure.ac gcc_tooldir setting.
5626 (prefix_to_exec_prefix): New variable.
5627 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5628 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5630 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5632 Fix PR tree-optimization/32583
5633 Fix PR tree-optimization/32584
5634 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5635 (phi_translate_set): Use phi_translate directly now.
5636 (make_values_for_stmt): Don't value number RHS if we already know
5639 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5640 Jim Wilson <wilson@specifix.com>
5643 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5646 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5647 Richard Sandiford <richard@codesourcery.com>
5648 Nigel Stephens <nigel@mips.com>
5650 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5651 (mips16e_output_save_restore): Declare.
5652 (mips16e_save_restore_pattern_p): Likewise.
5653 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5654 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5655 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5656 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5657 (BITSET_P): New global macro, extracted from...
5658 (mips_for_each_saved_reg): ...here.
5659 (mips16e_save_restore_info): New struct.
5660 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5661 (mips16e_save_restore_regs): New variable.
5662 (mips_split_plus, mips16e_find_first_register): New functions.
5663 (mips16e_mask_registers): New function.
5664 (compute_frame_size): Expand the commentary before the function.
5665 Enforce the MIPS16e save and restore register range restrictions.
5666 Pad the general register save area at the low end.
5667 (mips16e_save_restore_reg, mips16e_build_save_restore)
5668 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5669 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5670 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5672 (mips_expand_prologue, mips_expand_epilogue): Handle
5673 GENERATE_MIPS16E_SAVE_RESTORE.
5674 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5676 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5678 PR tree-optimization/31966
5679 PR tree-optimization/32533
5680 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5681 "basic_block" description as its third argument. Update function
5682 calls to get destination bb from "edge" argument. Save "cond" into
5683 aux field of the edge. Update prototype for changed arguments.
5684 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5686 (find_phi_replacement_condition): Operate on incoming edges, not
5687 on predecessor blocks. If there is a condition saved in the
5688 incoming edge aux field, AND it with incoming bb predicate.
5689 Return source bb of the first edge.
5690 (clean_predicate_lists): Clean aux field of outgoing node edges.
5691 (tree_if_conversion): Do not initialize cond variable. Move
5692 variable declaration into the loop.
5693 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5694 initializations of new_stmt, arg0 and arg1 variables.
5696 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5698 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5699 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5701 2007-07-02 Richard Guenther <rguenther@suse.de>
5703 * tree-ssa.c (useless_type_conversion_p): Document
5704 future intent as defining the middle-end type system.
5705 Re-structure to call langhook last, group by type class,
5706 mark questionable parts.
5708 2007-07-02 Richard Guenther <rguenther@suse.de>
5710 * tree-flow.h (types_compatible_p): Declare.
5711 * tree-ssa.c (types_compatible_p): New function.
5712 * ipa-type-escape.c (discover_unique_type): Use
5713 types_compatible_p instead of lang_hooks.types_compatible_p.
5714 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5715 * tree-vn.c (expressions_equal_p): Likewise.
5716 * tree.c (fields_compatible_p): Likewise.
5717 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5718 (cprop_operand): Use useless_type_conversion_p instead of
5719 lang_hooks.types_compatible_p.
5720 * tree-inline.c (setup_one_parameter): Likewise.
5721 (declare_return_variable): Likewise.
5722 * tree-nrv.c (tree_nrv): Likewise.
5723 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5724 (maybe_fold_offset_to_component_ref): Likewise.
5725 (maybe_fold_offset_to_reference): Likewise.
5726 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5727 (merge_alias_info): Likewise.
5728 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5729 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5730 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5731 * tree-tailcall.c (find_tail_calls): Likewise.
5732 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5733 * gimplify.c (canonicalize_addr_expr): Likewise.
5734 (fold_indirect_ref_rhs): Likewise.
5735 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5736 (cpt_same_type): Likewise.
5737 (check_pointer_types_r): Swap parameters to cpt_same_type
5739 * fold-const.c (fold_convert): Revert fix for PR15988.
5740 * tree-inline.c (setup_one_parameter): Instead fix it here by
5741 using fold_build1 instead of fold_convert and checking for
5742 error_mark_node. Convert only if the conversion is necessary.
5744 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5746 * configure.ac: Check for .gnu_attribute on Power.
5747 * configure: Regenerate.
5748 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5749 attribute for floating-point ABI.
5751 2007-07-02 Ira Rosen <irar@il.ibm.com>
5753 PR tree-optimization/32230
5754 PR tree-optimization/32477
5755 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5756 address is a constant.
5758 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5760 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5761 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5762 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5763 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5764 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5765 64-bit targets. Add support for *-elfoabi*.
5766 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5767 different settings if $(tm_defines) does not select the EABI.
5768 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5769 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5770 (MIPS_ARCH_OPTION_SPEC): Likewise.
5771 (MIPS_ISA_LEVEL_SPEC): Likewise.
5772 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5773 * config/mips/elfoabi.h: New file.
5775 2007-07-02 Richard Guenther <rguenther@suse.de>
5777 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5778 (useless_type_conversion_p): ... this.
5779 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5780 (useless_type_conversion_p): ... this.
5781 * builtins.c (fold_builtin_memory_op): Rename
5782 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5783 * tree-cfg.c (verify_expr): Likewise.
5784 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5785 * tree-ssa-ccp.c (ccp_fold): Likewise.
5786 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5787 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5789 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5790 * tree-ssa-pre.c (eliminate): Likewise.
5791 * tree-ssa.c (delete_tree_ssa): Likewise.
5792 (tree_ssa_useless_type_conversion): Likewise.
5793 * tree.c (build2_stat): Likewise.
5795 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5797 Fix PR tree-optimization/32571
5798 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5801 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5804 and other expected operations explicitly, change default to
5807 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5809 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5811 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5812 (tls_load_dot_plus_eight): Move the label number into the unspec.
5813 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5815 2007-07-01 Andreas Schwab <schwab@suse.de>
5817 * dwarf2out.c (initial_return_save): Define only if used.
5819 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5821 Unreverting Richard's Revert of:
5823 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5825 * dce.c (deletable_insn_p_1): New function, split out from...
5826 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5827 specially, not those inside PARALLELs. Remove BODY argument
5828 and adjust recursive call accordingly.
5829 (prescan_insns_for_dce): Update call to delete_insn_p.
5831 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5832 Revital Eres <eres@il.ibm.com>
5834 * ddg.c (create_ddg_all_sccs): Fix missed
5835 initialization of scc_nodes.
5837 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5840 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5841 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5843 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5845 * configure.ac: Check for .gnu_attribute on MIPS.
5846 * configure, config.in: Regenerate.
5847 * config/mips/mips.c (mips_file_start): If supported, output
5848 attribute for floating-point ABI.
5850 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5853 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5854 (ffs_cmove): New expander to expand using ctz pattern.
5855 (*ffs_cmove): Remove pattern.
5856 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5857 (ffsdi2): Expand using ctz pattern.
5858 (*ffs_rex64): Remove pattern.
5860 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5862 PR rtl-optimization/32296
5863 * pa.md (return): Delete pattern.
5864 (return_internal): Remove "(const_int 1)" from pattern.
5865 (epilogue): Use return_internal pattern for trivial returns.
5866 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5867 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5869 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5871 * tree-ssa-pre.c (is_exception_related): New function
5872 (can_value_number_operation): Use it.
5874 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5876 Fix PR tree-optimization/32540
5877 Fix PR tree-optimization/31651
5879 * tree-ssa-sccvn.c: New file.
5881 * tree-ssa-sccvn.h: Ditto.
5883 * tree-vn.c: Include tree-ssa-sccvn.h
5884 (val_expr_paid_d): Removed.
5885 (value_table): Ditto.
5886 (vn_compute): Ditto.
5887 (val_expr_pair_hash): Ditto.
5888 (val_expr_pair_expr_eq): Ditto.
5889 (copy_vuses_from_stmt): Ditto.
5892 (shared_vuses_from_stmt): Ditto.
5893 (print_creation_to_file): Moved up.
5894 (sort_vuses): Ditto.
5895 (sort_vuses_heap): Ditto.
5896 (set_value_handle): Make non-static.
5897 (make_value_handle): Ditto.
5898 (vn_add): Rewritten to use sccvn lookups.
5899 (vn_add_with_vuses): Ditto.
5900 (vn_lookup): Ditto (and second argument removed).
5901 (vn_lookup_with_vuses): Ditto.
5902 (vn_lookup_or_add): Ditto (and second argument removed);
5903 (vn_lookup_or_add_with_vuses): Ditto.
5904 (vn_lookup_with_stmt): New.
5905 (vn_lookup_or_add_with_stmt): Ditto.
5906 (create_value_handle_for_expr): Ditto.
5908 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5909 (seen_during_translate): New function.
5910 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5911 (phi_trans_add): Ditto.
5912 (constant_expr_p): FIELD_DECL is always constant.
5913 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5914 Use constant_expr_p.
5915 Avoid infinite recursion on mutually valued expressions.
5916 Change callers of vn_lookup_or_add.
5917 (phi_translate): New function.
5918 (compute_antic_safe): Allow phi nodes.
5919 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5920 (find_or_generate_expression): Rewrite slightly.
5921 (create_expression_by_pieces): Updated for vn_lookup_or_add
5923 Update VN_INFO for new names.
5924 (insert_into_preds_of_block): Update for new names.
5925 (add_to_exp_gen): New function.
5926 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5927 (find_existing_value_expr): Rewrite to changed vn_lookup.
5928 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5929 (try_look_through_load): Removed.
5930 (try_combine_conversion): Ditto.
5931 (get_sccvn_value): New function.
5932 (make_values_for_phi): Ditto.
5933 (make_values_for_stmt): Ditto.
5934 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5936 (init_pre): Update for SCCVN changes.
5938 (execute_pre): Ditto.
5940 * tree-flow.h (make_value_handle): Declare.
5941 (set_value_handle): Ditto.
5942 (sort_vuses_heap): Ditto.
5943 (vn_lookup_or_add_with_stmt): Ditto.
5944 (vn_lookup_with_stmt): Ditto.
5945 (vn_compute): Remove.
5948 (vn_lookup): Update arguments.
5950 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5952 (tree-ssa-sccvn.o): New.
5953 (OBJS-common): Add tree-ssa-sccvn.o
5955 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5958 * c-typeck.c (build_external_ref): Don't mark as used if called
5960 * calls.c (rtx_for_function_call): Likewise.
5962 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5966 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5968 * dce.c (deletable_insn_p_1): New function, split out from...
5969 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5970 specially, not those inside PARALLELs. Remove BODY argument
5971 and adjust recursive call accordingly.
5972 (prescan_insns_for_dce): Update call to delete_insn_p.
5974 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5976 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5977 (try_combine): Move potential calls to undo_all() so they happen
5978 before we commit to using the combined insns.
5980 2006-06-30 Jan Hubicka <jh@suse.cz>
5982 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
5985 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
5987 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
5988 (cgraph_remove_unreachable_nodes): Likewise.
5989 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
5990 * ipa-inline.c (update_caller_keys): Cast according to the coding
5992 (cgraph_decide_recursive_inlining): Likewise.
5993 (cgraph_decide_inlining_of_small_function): Likewise.
5994 (try_inline): Likewise.
5995 (cgraph_decide_inlining_incrementally): Likewise.
5996 * ipa-pure-const.c (get_function_state): Likewise.
5997 (scan_function): Likewise.
5998 (analyze_function): Likewise.
5999 (static_execute): Likewise.
6000 * ipa-reference.c (scan_for_static_refs): Likewise.
6001 (merge_callee_local_info): Likewise.
6002 (analyze_function): Use type safe memory macros.
6003 (static_execute): Likewise. Cast according to the coding conventions.
6004 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6006 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6008 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6009 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6012 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6015 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6016 for complex modes (both int and real).
6018 2007-06-29 Jan Hubicka <jh@suse.cz>
6020 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6022 2007-06-29 Jan Hubicka <jh@suse.cz>
6025 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6028 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6031 * config/avr/avr.c: Include dataflow header file.
6032 (expand_prologue): Adjust for prologue insn change.
6033 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6036 2007-06-29 Richard Guenther <rguenther@suse.de>
6039 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6040 during type verification.
6042 2007-06-29 Jan Hubicka <jh@suse.cz>
6044 * recog.c (validate_change_rtx_1): Unshare TO argument.
6046 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6048 PR tree-optimization/24659
6049 * tree-vect-transform.c (vectorizable_call): Handle
6050 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6052 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6053 * config/i386/i386.c (enum ix86_builtins)
6054 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6055 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6057 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6058 const using def_builtin_const.
6059 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6060 input operands in the same modes as the result.
6061 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6063 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6065 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6066 (df_set_dead_notes_for_mw): Likewise.
6068 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6070 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6072 2007-06-28 DJ Delorie <dj@redhat.com>
6074 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6076 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6078 * doc/invoke.texi (C++ Dialect Options): Document
6079 fvisibility-ms-compat.
6080 * c.opt (fvisibility-ms-compat): New.
6082 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6085 * tree-affine.c (aff_combination_add_elt): Handle
6086 pointer addition specially.
6088 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6090 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6091 decl is non-external for AIX ABI.
6093 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6095 * config/rs6000/predicates.md (current_file_function_operand):
6096 Ensure the symbol is non-external for AIX ABI.
6098 2007-06-28 Nick Clifton <nickc@redhat.com>
6100 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6101 (fdce, fdse, fpredictive-commoning): Likewise.
6103 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6106 * gcc.c (process_command): Recognize the new -static-libgfortran
6109 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6112 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6113 Use a call clobbered hard reg instead of a pseudo reg.
6115 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6117 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6119 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6122 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6123 REG_LIBCALL and REG_RETVAL notes.
6124 (divsi3, mulsi3): Likewise.
6125 (mulhisi3): Likewise. Use emit_libcall_block.
6126 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6128 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6130 PR rtl-optimization/32481
6131 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6133 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6135 * dce.c (deletable_insn_p_1): New function, split out from...
6136 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6137 specially, not those inside PARALLELs. Remove BODY argument
6138 and adjust recursive call accordingly.
6139 (prescan_insns_for_dce): Update call to delete_insn_p.
6141 2007-06-27 Richard Guenther <rguenther@suse.de>
6144 * tree.h (fold_convertible_p): Declare.
6145 * fold-const.c (fold_convertible_p): New function.
6146 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6147 instead of lang_hooks.types_compatible_p.
6149 2007-06-26 Jan Hubicka <jh@suse.cz>
6151 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6152 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6153 early use validate_unshare_change.
6154 (reload_combine): Likewise.
6155 * recog.c (change_t): New field unshare.
6156 (validate_change_1): Rename from validate_change; add argument unshare.
6157 (validate_change): Turn into wrapper of validate_change_1; update
6158 prototype for bools.
6159 (validate_unshare_change): New.
6160 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6161 calls of df_insn_rescan.
6162 * recog.h (validate_change): Replace ints by bools.
6163 (validate_unshare_change): Declare.
6165 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6167 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6169 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6171 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6173 2007-06-25 Jan Hubicka <jh@suse.cz>
6175 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6177 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6178 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6179 places other call site specific checks are performed.
6181 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6184 * tree-vect-transform.c (vectorizable_operation): Convert
6185 POINTER_PLUS_EXPR over to PLUS_EXPR.
6187 2007-06-25 Chao-ying Fu <fu@mips.com>
6189 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6190 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6191 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6192 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6194 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6195 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6196 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6197 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6198 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6199 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6200 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6201 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6202 ALL_FIXED_POINT_MODE_P): New define.
6203 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6205 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6207 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6208 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6209 MODE_VECTOR_UACCUM): New mode classes.
6211 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6212 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6213 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6216 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6217 (blank_mode): Initialize ibit and fbit.
6218 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6219 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6221 (new_adjust): Change required_class to required_class_from and
6222 required_class_to for testing within a range.
6223 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6224 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6226 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6227 (make_fixed_point_mode): New.
6228 (_ADD_ADJUST): Change C to C1 and C2.
6229 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6230 use a range for machine classes.
6231 (ADJUST_IBIT, ADJUST_FBIT): New.
6232 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6234 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6235 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6236 Emit adjustment for ibit and fbit.
6237 (emit_mode_ibit, emit_mode_fbit): New.
6238 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6240 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6242 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6243 as the source of the set.
6245 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6247 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6248 FP_REGNO_P): Use IN_RANGE.
6249 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6250 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6251 (DATA_REG_P): Use DATA_REGNO_P.
6252 (FP_REG_P): Use FP_REGNO_P.
6253 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6254 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6255 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6257 2007-06-24 Jan Hubicka <jh@suse.cz>
6260 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6262 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6265 * fold-const.c (fold_binary): Strip nops of operand 0
6266 of BIT_NOT_EXPR before calling operand_equal_p.
6267 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6268 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6270 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6272 * doc/extend.texi: Document that dllimport and dllexport imply
6274 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6275 imported or exported declaration, including type declarations.
6276 * c-common.c (handle_visibility_attribute): Check for conflicts
6277 with dllimport/dllexport.
6278 (c_determine_visibility): Handle dllimport/dllexport as an
6279 explicit visibility atttribute.
6281 2007-06-23 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/16876
6285 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6287 * tree-inline.c (initialize_inlined_parameters): Do not call
6288 lang_hooks.tree_inlining.convert_parm_for_inlining.
6289 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6290 reason for mismatched types.
6291 * gimplify.c (gimplify_call_expr): Verify the call expression
6292 arguments match the called function type signature. Otherwise
6293 mark the call expression to be not considered for inlining
6294 using CALL_CANNOT_INLINE_P flag.
6295 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6296 edges call expression.
6297 (cgraph_decide_inlining_of_small_function): Likewise.
6298 (cgraph_decide_inlining): Likewise.
6299 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6301 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6302 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6303 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6305 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6306 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6308 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6309 convert_parm_for_inlining member.
6311 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6314 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6315 Remove optimization for GT.
6317 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6320 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6322 (prescan_insns_for_dce): Add extra parameter.
6324 2007-06-23 Jan Hubicka <jh@suse.cz>
6327 * gimplify.c (mark_addressable): New function.
6328 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6330 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6333 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6335 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6338 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6339 moves between MMX/SSE registers to at least 8 units to prevent
6340 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6342 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6344 * config/i386/i386.c (override_options): Correct x86_sahf
6347 2007-06-21 David Daney <ddaney@avtrex.com>
6350 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6351 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6352 (exception_receiver): Renamed to ...
6353 (nonlocal_goto_receiver): ... this.
6355 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6357 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6358 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6359 partial register accesses.
6361 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6363 * fold-const.c (debug_fold_checksum): Move it under
6364 ENABLE_FOLD_CHECKING.
6366 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6369 * tree.h (debug_fold_checksum): Declared.
6370 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6371 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6372 build_fold_addr_expr_with_type_1.
6373 (fold_addr_expr, debug_fold_checksum): New.
6374 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6375 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6378 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6380 PR tree-optimization/19590
6381 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6382 of scev is a constant.
6383 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6385 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6387 * df-problems.c (df_note_bb_compute): Made computation of live
6388 info consistent with df_lr.
6390 2007-06-21 Richard Guenther <rguenther@suse.de>
6392 PR tree-optimization/32453
6393 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6394 for pointer anti-range.
6396 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6398 * config/i386/i386.c (processor_target_table): Increase maximum
6399 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6402 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6403 byte alignment if > 8 byte alignment is preferred.
6404 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6406 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6408 PR tree-optimization/31866
6409 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6410 if ASM_EXPR's input is not a SSA_NAME.
6413 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6414 but decl is a global var, instead return decl.
6415 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6416 even for is_global_var decls, if they are private in some outer
6419 2007-06-21 Richard Guenther <rguenther@suse.de>
6421 PR tree-optimization/32451
6422 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6424 2007-06-21 Christian Bruel <christian.bruel@st.com>
6426 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6427 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6428 (push_regs): Changed saving order or banked registers.
6429 (sh_expand_epilogue): Likewise.
6430 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6431 (FIRST_BANKED_REG): Likewise.
6432 (LAST_BANKED_REG): Likewise.
6433 * config/sh/sh.md (banked) New attribute.
6434 (in_delay_slot): Check banked attribute.
6436 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6438 PR tree-optimization/32075
6439 * tree-data-ref.c (subscript_dependence_tester_1,
6440 analyze_miv_subscript, analyze_overlapping_iterations,
6441 add_distance_for_zero_overlaps, build_classic_dist_vector,
6442 subscript_dependence_tester_1, analyze_overlapping_iterations,
6443 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6444 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6445 to evolution_function_is_affine_multivariate_p.
6447 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6449 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6451 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6454 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6456 * config/m32c/prologue.md (epilogue_exitd_16): New.
6457 (epilogue_reit_16): New.
6458 (epilogue_exitd): Rename to epilogue_exitd_24.
6459 (epilogue_reit): Rename to epilogue_reit_24.
6461 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6462 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6464 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6466 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6467 if dbg_cnt (sched_insn) reaches the limit.
6468 (choose_ready): New parameter INSN_PTR and new return value.
6469 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6470 the new return value from choose_ready.
6471 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6472 (rest_of_handle_global_alloc): New global_alloc_at_func.
6474 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6476 PR tree-optimization/25737
6477 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6478 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6479 * tree-flow.h (struct fieldoff): Add new field alias_set.
6480 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6481 argument addressable_type. Set alias_set of fieldoff.
6482 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6483 (create_overlap_variables_for): Pass alias_set from fieldoff to
6485 * alias.c (get_alias_set): Use alias_set from SFT if set.
6487 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6489 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6490 of a variable as an unsigned HOST_WIDE_INT integer.
6492 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6494 PR rtl-optimization/32405
6495 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6497 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6499 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6502 * builtins.c: Include diagnostic.h.
6503 (expand_builtin_expect): Make gcc_assert more permissive.
6504 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6507 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6511 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6512 if ACCUMULATE_OUTGOING_ARGS.
6514 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6516 * config/m68hc11/m68hc11.c: Include dataflow header file.
6517 (m68hc11_reorg): Port to dataflow.
6519 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6521 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6522 (struct df_problem.free_blocks_on_set_blocks): New field.
6523 (struct dataflow.optional_p): New field.
6524 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6525 (df_live_set_all_dirty): New function.
6526 * df-scan.c (df_scan_alloc): Initialize optional_p.
6527 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6528 * df-core.c (df_set_blocks): Removed use of
6529 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6530 df_problem.free_blocks_on_set_blocks to determine which blocks are
6532 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6533 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6534 uses dataflow.optional_p to determine if problem should be
6536 (rest_of_handle_df_initialize): Only start live problem if
6538 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6539 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6540 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6541 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6542 problem_NOTE): Initialize free_blocks_on_set_blocks.
6543 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6545 (df_live_set_all_dirty, df_note_alloc): New function.
6546 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6548 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6549 * postreload.c (reload_combine): Ditto.
6550 * cse.c (cse_extended_basic_block): Ditto.
6551 * regmove.c (mark_flags_life_zones): Ditto.
6552 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6553 erase_matching_seqs): Ditto.
6554 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6555 * integrate (allocate_initial_values): Ditto.
6556 * combine.c (reg_dead_at_p): Ditto.
6557 * resource.c (mark_target_live_regs): Ditto.
6558 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6559 * config/sh/sh.c (find_r0_life_regions): Ditto.
6560 * global.c (rest_of_handle_global_alloc): Only add back df_live
6562 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6564 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6566 (if_convert): Make sure df_live is there at -O == 1.
6567 (pass_if_after_combine): Cleanup flags.
6568 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6569 is there at -O == 1.
6571 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6573 * config/arm/arm.c (arm_get_frame_offsets): Set
6574 offsets->locals_base to avoid negative stack size.
6575 (thumb1_expand_prologue): Assert on negative stack size.
6577 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6579 PR tree-optimization/32367
6580 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6581 of the chrec has no evolution in that loop.
6582 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6584 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6586 * config/xtensa/xtensa.c: Include "df.h".
6587 (xtensa_builtin_saveregs): Use adjust_address instead of
6589 (xtensa_va_start): Invoke make_tree with sizetype for
6590 expand_builtin_saveregs and then convert the result to a pointer.
6591 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6592 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6593 Subtract argument size from index value as integers and then use
6594 POINTER_PLUS_EXPR to add the result to the array address.
6596 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6599 * config/m32c/m32c.c: Include dataflow header file.
6600 (m32c_emit_prologue): Adjust for prologue insn change.
6601 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6602 once inside a PARALLEL. Assume frame size passed in operand 0
6603 includes space to save the fb register.
6604 (prologue_enter_24): Likewise.
6605 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6607 2007-06-19 David Daney <ddaney@avtrex.com
6610 * config/mips/mips.md (cprestore): Mark $gp as used.
6612 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6615 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6616 (frv_ifcvt_modify_insn): Likewise.
6618 2007-06-19 Richard Guenther <rguenther@suse.de>
6620 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6621 only handle positive offsets that fit in a HOST_WIDE_INT.
6623 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6625 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6626 result of rsqrt insn for zero input argument to avoid NaN.
6628 2007-06-19 Richard Guenther <rguenther@suse.de>
6631 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6633 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6635 PR tree-optimization/32353
6636 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6638 2007-06-19 Nick Clifton <nickc@redhat.com>
6640 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6642 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6646 * config/i386/i386.c (assign_386_stack_local): Assert that
6647 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6648 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6649 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6650 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6652 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6654 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6656 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6658 PR rtl-optimization/32321
6659 * gcse.c (replace_store_insn): Update the note before
6660 calling emit_insn_after.
6662 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6665 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6667 * df-problems.c (df_note_bb_compute): Fix dumping info.
6669 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6671 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6672 insn with emit_jump_insn.
6674 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6676 PR tree-optimization/32383
6677 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6678 * targhooks.h (default_builtin_reciprocal): Update prototype.
6679 * target.h (struct gcc_target): Update builtin_reciprocal.
6680 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6681 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6682 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6683 when fndecl is in BUILT_IN_MD class.
6684 (execute_convert_to_rsqrt): Ditto.
6686 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6687 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6688 Convert BUILT_IN_SQRTF code only when md_fn is false.
6690 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6692 * bt-load.c (move_btr_def): Fix the order of arguments
6693 to validate_replace_rtx.
6695 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6697 * config/m68k/m68k-devices.def: Add 54450..54455.
6699 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6701 PR rtl-optimization/32366
6702 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6703 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6706 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6709 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6710 this is true, rescan insn being modified.
6711 (sms_schedule): Added rescan parameter.
6712 (rest_of_handle_sms): Moved freeing of dominance info to before
6713 getting out of cfg_layout.
6715 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6717 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6718 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6721 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6722 FL_CF_EMAC from the entry for isac.
6724 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6725 (const_sibcall_operand): New.
6726 (sibcall_operand): Use it.
6727 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6728 (m68k_isas): ISAC does not imply FPU or EMAC.
6729 (override_options): Add ISA_C logic for symbolic jump & call.
6731 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6733 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6734 return mode from the builtin itself.
6735 (sparc_fold_builtin): Fix cast of zero constant.
6737 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6739 * targhooks.c (default_builtin_reciprocal): New default target hook.
6740 * targhooks.h (default_builtin_reciprocal): Add prototype.
6741 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6742 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6743 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6744 default_builtin_reciprocal.
6746 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6749 * hooks.c (hook_tree_tree_bool_null): New hook.
6750 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6751 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6752 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6753 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6754 and convert it to reciprocal a*rfunc(b).
6755 (execute_convert_to_rsqrt): New function.
6756 (gate_convert_to_rsqrt): New function.
6757 (pass_convert_to_rsqrt): New pass definition.
6758 * target.h (struct gcc_target): Add builtin_reciprocal.
6759 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6760 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6761 TARGET_BUILTIN_RECIPROCAL.
6762 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6764 * config/i386/i386.h (TARGET_RECIP): New define.
6765 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6766 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6767 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6768 and not optimizing for size.
6769 (*rcpsf2_sse): New insn pattern.
6770 (*rsqrtsf2_sse): Ditto.
6771 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6772 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6773 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6774 and not optimizing for size.
6775 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6776 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6777 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6778 and not optimizing for size.
6779 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6780 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6781 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6782 and not optimizing for size.
6783 (*sse_rsqrtv4sf2): Do not export.
6785 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6786 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6787 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6788 and not optimizing for size.
6790 * config/i386/i386.opt (mrecip): New option.
6791 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6792 (ix86_emit_swsqrtsf): Ditto.
6793 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6794 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6796 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6797 ix86_expand_unop1_builtin.
6798 (ix86_emit_swdivsf): New function.
6799 (ix86_emit_swsqrtsf): Ditto.
6800 (ix86_builtin_reciprocal): New function.
6801 (TARGET_BUILTIN_RECIPROCAL): Use it.
6802 (ix86_vectorize_builtin_conversion): Rename from
6803 ix86_builtin_conversion.
6804 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6805 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6806 "i386 and x86_64 Options" section.
6807 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6809 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6810 Zdenek Dvorak <dvorakz@suse.cz>
6811 Richard Guenther <rguenther@suse.de>
6812 Kaz Kojima <kkojima@gcc.gnu.org>
6814 * tree-vrp.c (compare_values_warnv): Convert val2 to
6816 (extract_range_from_assert): Create
6817 POINTER_PLUS_EXPR for pointer types.
6818 (extract_range_from_binary_expr): Handle
6819 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6821 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6822 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6823 POINTER_PLUS_EXPR as PLUS_EXPR.
6824 (number_of_iterations_lt_to_ne):
6825 For pointer types, use sizetype when
6826 creating MINUS_EXPR/PLUS_EXPRs.
6827 (assert_loop_rolls_lt): For pointer types, use sizetype when
6828 creating MINUS_EXPR/PLUS_EXPRs.
6829 (number_of_iterations_le): Likewise.
6830 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6831 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6832 like PLUS_EXPR and MINUS_EXPR.
6833 * tree-pretty-print.c (dump_generic_node): Handle
6835 (op_prio): Likewise.
6836 (op_symbol_1): Likewise.
6837 * optabs.c (optab_for_tree_code): Likewise.
6838 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6840 * tree-tailcall.c (process_assignment): Mention
6841 POINTER_PLUS_EXPR in a TODO comment.
6842 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6843 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6844 not used with a pointer and an integer type.
6845 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6846 increment using chrec_convert_rhs instead of chrec_convert.
6847 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6848 PLUS_EXPR except for the right hand side's type will be
6850 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6851 (fold_used_pointer_cast): Kill.
6852 (pointer_offset_p): Kill.
6853 (fold_used_pointer): Kill.
6854 (pointer_used_p): Kill.
6855 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6856 call fold_used_pointer.
6857 (instantiate_parameters_1): Convert the increment
6858 using chrec_convert_rhs instead of chrec_convert.
6859 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6860 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6861 instead of PLUS_EXPR.
6862 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6863 PLUS_EXPR for pointers.
6864 (std_gimplify_va_arg_expr): Likewise.
6865 (fold_builtin_memory_op): Likewise.
6866 (fold_builtin_strstr): Likewise.
6867 (fold_builtin_strchr): Likewise.
6868 (fold_builtin_strrchr): Likewise.
6869 (fold_builtin_strpbrk): Likewise.
6870 (expand_builtin_memory_chk): Likewise.
6871 (fold_builtin_memory_chk): Likewise.
6872 (std_expand_builtin_va_start): Use
6873 sizetype for the call to make_tree and then convert
6874 to the pointer type.
6875 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6876 instead of PLUS_EXPR for adding to a pointer.
6877 (std_gimplify_va_arg_expr): Use fold_build2 for
6878 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6879 the operands to sizetype first and then cast the BIT_AND_EXPR
6880 back to the pointer type.
6881 * fold-const.c (build_range_check): Handle pointer types
6883 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6884 of PLUS_EXPR's. Make sure the offset is converted to
6886 (try_move_mult_to_index): Strip the NOPs from the offset.
6887 Remove code argument and replace all uses with PLUS_EXPR.
6888 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6889 specially. Don't use a pointer type for MINUS_EXPR.
6890 (fold_unary): Handle for (T1)(X op Y),
6891 only p+ as that is the only as that can be handled for
6892 binary operators now.
6893 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6895 <case PLUS_EXPR>: Add folding of PTR+INT into
6897 Don't call try_move_mult_to_index.
6898 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6899 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6900 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6901 Don't call try_move_mult_to_index.
6902 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6903 (tree_expr_nonzero_p): Likewise.
6904 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6905 of PLUS_EXPR for the complex expression folding.
6906 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6907 first chrec is a pointer type, then the second should
6908 be sizetype and not the first's type.
6909 For POINTER_PLUS_EXPR, use a different right hand side type.
6910 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6911 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6912 different right hand side type.
6913 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6914 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6915 instead of PLUS_EXPR.
6916 When either operand is zero, convert the other operand.
6917 (chrec_apply): Use chrec_convert_rhs
6918 on the argument x instead of chrec_convert.
6919 (reset_evolution_in_loop): For pointer types, the new_evol
6921 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6922 different right hand side type.
6923 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6924 (chrec_convert_rhs): New function.
6925 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6926 different right hand side type.
6927 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6928 * tree-chrec.h (chrec_convert_rhs): New prototype.
6929 (build_polynomial_chrec): For pointer types, the right hand
6930 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6931 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6932 Remove subtraction case as it is always addition now.
6933 Make sure the offset is converted to sizetype.
6934 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6935 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6936 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6937 PLUS_EXPR in pointer type.
6938 Handle POINTER_PLUS_EXPR.
6939 (tree_to_aff_combination): Likewise.
6940 (force_expr_to_var_cost): Likewise.
6941 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6942 instead of PLUS_EXPR for pointers.
6943 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6944 instead of PLUS_EXPR of pointer types.
6945 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6947 (check_va_list_escapes): Likewise.
6948 (check_all_va_list_escapes): Likewise.
6949 * dwarf2out.c (loc_descriptor_from_tree_1):
6950 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6951 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6952 (string_constant): Likewise.
6953 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6954 the offset to the base, use POINTER_PLUS_EXPR.
6955 (add_to_parts): Convert the index to sizetype.
6956 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6957 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6958 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6959 Offset only holds something for PLUS_EXPR.
6960 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6962 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6964 (analyze_accesses_for_modify_stmt): Likewise.
6965 Remove comment about the type being integral type as it is
6967 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6969 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6971 Correct the type which the artimentic is done in (is now
6974 * tree-data-ref.c (split_constant_offset): Handle
6976 * tree-affine.c (tree_to_aff_combination): Likewise.
6977 * c-typeck.c (build_unary_op): For pointers create the increment
6978 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
6980 * gimplify.c (gimplify_self_mod_expr): Create a
6981 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6982 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
6983 * tree.def (POINTER_PLUS_EXPR): New tree code.
6984 * tree-predcom.c (ref_at_iteration): If we have a pointer
6985 type do the multiplication in sizetype.
6986 * tree-mudflap.c (mf_xform_derefs_1): Create a
6987 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
6988 * tree-ssa-forwprop.c
6989 (forward_propagate_addr_into_variable_array_index):
6990 Don't expect there to be a cast for the index as that
6991 does not exist anymore.
6992 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
6993 instead of PLUS_EXPR.
6994 Don't check for the first operand of the POINTER_PLUS_EXPR
6995 was the index as it cannot be.
6996 Call forward_propagate_addr_into_variable_array_index with
6997 the SSA_NAME instead of the statement.
6998 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
6999 (compare_constant): Likewise.
7000 (copy_constant): Likewise.
7001 (compute_reloc_for_constant): Likewise.
7002 (output_addressed_constants): Likewise.
7003 (initializer_constant_valid_p): Likewise.
7004 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7005 Convert the MIN/MAX of the inner type to the outer
7006 type before comparing them.
7007 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7008 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7009 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7010 of PLUS_EXPR for pointers.
7011 * tree-inline.c (estimate_num_insns_1): Handle
7013 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7014 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7015 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7016 instead of PLUS_EXPR for the pointer increment statement.
7017 (vect_update_ivs_after_vectorizer): For pointer types, create
7018 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7019 MULT_EXPR in sizetype.
7020 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7022 * tree-object-size.c (plus_expr_object_size): Handle
7023 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7024 code which is trying to figure out which side is a pointer and
7026 (check_for_plus_in_loops_1): Likewise.
7027 (check_for_plus_in_loops): Likewise.
7028 * c-common.c (pointer_int_sum): Create a
7029 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7030 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7031 only POINTER_PLUS_EXPR. Removing all the extra
7032 code which is trying to figure out which side is a pointer and
7034 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7035 PLUS_EXPR and MINUS_EXPR.
7036 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7038 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7039 with make_tree, instead of a pointer type.
7040 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7041 for pointers instead of PLUS_EXPR.
7042 (s390_gimplify_va_arg): Likewise.
7043 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7044 instead of PLUS_EXPR when doing addition on pointer
7045 types. Use sizetype for the second operand.
7046 (spu_gimplify_va_arg_expr): Likewise.
7047 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7048 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7049 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7050 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7051 for the pointer addition and also use size_int/sizetype
7053 (ix86_gimplify_va_arg): Likewise.
7054 Perform BIT_AND_EXPR on sizetype arguments.
7055 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7056 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7057 for the pointer additions and also use size_int for the offsets.
7058 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7059 additions and also use size_int for the offsets. Perform
7060 BIT_AND_EXPR on sizetype arguments.
7061 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7062 POINTER_PLUS_EXPR for pointers and create the
7063 BIT_AND_EXPR in sizetype.
7064 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7065 instead of PLUS_EXPR for pointer addition.
7066 (rs6000_va_start): Likewise.
7067 Also use sizetype for the offset.
7068 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7069 as PLUS_EXPR/MINUS_EXPR.
7070 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7071 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7072 Don't use BIT_AND_EXPR on a pointer type, convert the
7073 expression to sizetype first.
7074 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7076 (mips_gimplify_va_arg_expr): Likewise.
7077 Don't create BIT_AND_EXPR in a pointer type.
7079 2007-06-15 Eric Christopher <echristo@apple.com>
7081 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7082 (x86_64-*-darwin*): Ditto.
7083 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7086 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7088 * doc/extend.texi: Document behavior of __attribute__((aligned))
7091 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7093 * rtlanal.c (note_stores): Improve documentation.
7095 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7097 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7098 LOCAL_LABEL_PREFIX): Delete.
7099 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7100 (bfin_internal_label): Delete.
7102 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7104 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7105 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7106 otherwise define to LIBGCC2_TF_CEXT.
7107 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7108 (LIBGCC_TF_CEXT): Ditto.
7111 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7113 PR rtl-optimization/32339
7114 * df-scan.c (df_uses_record): Don't modify flags but just add to
7115 it for df_ref_record.
7117 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7119 * tree-mudflap.c: Fix whitespace issues.
7121 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7123 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7125 2007-06-14 Eric Christopher <echristo@apple.com>
7127 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7128 (movv4sf): Use gcc_unreachable instead of abort.
7130 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7133 * config/i386/sfp-machine.h (CMPtype): New define.
7134 (mach stubs): Use CMPtype instead of int as a return type.
7136 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7138 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7139 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7140 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7141 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7142 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7143 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7144 config/soft-fp/soft-fp.h: Update from glibc CVS.
7146 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7148 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7150 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7153 * config/v850/v850.c: Include dataflow header file.
7154 (substitute_ep_register): Fix typo.
7156 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7158 * configure.ac: Fix earlier checkin.
7159 * configure: Regenerated.
7161 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7163 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7164 * aclocal.m4: Regenerate.
7165 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7166 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7167 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7168 * configure: Regenerate.
7169 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7171 * Makefile.in (quickstrap): Build libgcc too.
7173 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7175 * configure.ac: Add --enable-checking=df. Explicitly mention that
7176 the variables are initialized as for "release".
7177 * df-core.c: Use it.
7178 * configure: Regenerate.
7179 * config.in: Regenerate.
7181 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7183 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7184 validate_replace_rtx instead of replace_rtx.
7185 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7187 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7189 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7190 (DWARF2_UNWIND_INFO): Override default if configured with
7192 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7193 (ENDFILE_SPEC): Add crtend.o.
7194 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7195 (ENDFILE_SPEC): Add crtend.o.
7196 (TARGET_USE_JCR_SECTION): Define.
7197 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7199 * config/i386/cygming-crtbegin.c: New file.
7200 * config/i386/cygming-crtend.c: New file.
7202 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7204 * config/i386/w32-unwind.h: New file.
7206 2007-06-13 Eric Christopher <echristo@apple.com>
7208 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7209 the user set a value below STACK_BOUNDARY.
7211 2007-06-13 Thiemo Seufer <ths@networkno.de>
7213 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7214 imply -lpthread for -pthread.
7216 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7218 * basic-block.h: Remove the prototype for
7219 free_basic_block_vars.
7220 * cfglayout.h: Remove the prototype for
7221 insn_locators_initialize.
7222 * tree.h: Remove the prototype for emit_line_note.
7224 * tree-ssa-pre.c (mergephitemp): Remove.
7225 (init_pre): Don't use mergephitemp.
7227 2007-06-13 Eric Christopher <echristo@apple.com>
7229 * config/i386/i386.c (override_options): If we've specified
7230 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7232 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7234 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7237 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7239 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7240 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7241 (eh_store_handler): New pattern.
7242 (eh_return): Emit it instead of a plain move.
7244 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7246 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7247 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7248 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7251 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7253 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7254 (find_next_insn_start, find_load): New functions.
7255 (bfin_reorg): Use them to deal with the fact that parallel insns are
7256 no longer represented as a SEQUENCE.
7258 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7260 * config/sparc/sparc.c (sparc_override_options): Initialize
7263 2007-06-13 Dave Korn <dave.korn@artimi.com>
7265 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7268 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7270 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7271 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7272 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7273 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7274 tree-vect-transform.c: Fix comment typos. Follow spelling
7277 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7279 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7280 to the exit block use set.
7281 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7282 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7283 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7285 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7287 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7288 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7289 to indicate an error.
7290 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7292 (dbg_cnt_process_opt): Print an error on a bad argument.
7293 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7294 * common.opt (-fdbg-cnt-list): New.
7295 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7297 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7299 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7300 flag on ref-all pointers.
7302 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7305 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7306 for the offset with the modifier as EXPAND_INITIALIZER
7307 if the modifier is EXPAND_INITIALIZER.
7308 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7309 a register if we had an overflow.
7311 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7313 * real.c (real_isfinite): New.
7314 (real_sqrt): Use it.
7315 * real.h (real_isfinite): New.
7316 * builtins.c: Use it.
7318 2007-06-12 Ian Lance Taylor <iant@google.com>
7319 Daniel Berlin <dberlin@dberlin.org>
7322 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7323 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7324 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7325 (DECL_NO_TBAA_P): Define.
7326 (struct tree_decl_common): Add no_tbaa_flag field.
7327 * tree-ssa-structalias.c (struct variable_info): Add
7328 no_tbaa_pruning field.
7329 (new_var_info): Initialize no_tbaa_pruning field.
7330 (unify_nodes): Copy no_tbaa_pruning field.
7331 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7332 (dump_solution_for_var): Print no_tbaa_pruning flag.
7333 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7335 (compute_tbaa_pruning): New static function.
7336 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7337 Call compute_tbaa_pruning.
7338 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7339 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7340 * gimple-low.c (lower_stmt): Likewise.
7341 * tree-gimple.c (is_gimple_stmt): Likewise.
7342 * tree-ssa-operands.c (get_expr_operands): Likewise.
7343 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7344 * tree-inline.c (estimate_num_insns_1): Likewise.
7345 (copy_result_decl_to_var): Likewise.
7346 * expr.c (expand_expr_real_1): Likewise.
7347 * tree-pretty-print.c (dump_generic_node): Likewise.
7348 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7349 * omp-low.c (omp_copy_decl_2): Likewise.
7350 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7351 * doc/c-tree.texi (Expression trees): Document
7352 CHANGE_DYNAMIC_TYPE_EXPR.
7354 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7356 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7357 with !HONOR_NANS and !HONOR_INFINITIES.
7358 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7360 2007-06-12 Tristan Gingold <gingold@adacore.com>
7362 * gcov.c: Comments updated.
7363 (source_info): Add file_time field.
7364 (source_index): New variable.
7365 (mutiple_files): New variable.
7366 (generate_results): New function extracted from process_file.
7367 (process_file): Save and restore chain of functions, generate
7368 results and free structures only if not merging results.
7369 (release_structures): File names are now freed in create_file_names
7370 (create_file_names): Free previous file names.
7371 (find_source): File date is now read here and modifications in
7372 source files is checked here.
7373 (read_graph_file): Only reverse order of functions for the current
7375 (make_gcov_file_name): Do not generate long names if input_name is
7377 (output_lines): If merging results do not display graph, data and
7379 Checking source file modification is done in find_source.
7381 * doc/gcov.texi: Append an s to sourcefile.
7383 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7385 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7386 (forced_nop): New pattern.
7387 * config/bfin/bfin.c: Include "df.h".
7388 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7389 (bfin_discover_loop): Use df_get_live_in instead of
7390 global_live_at_start.
7391 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7392 df_analyze when done.
7393 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7394 the insns. Use QImode for the final insn in a bundle. Call
7395 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7397 (reorder_var_tracking_notes): New function.
7398 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7399 update_life_info. Call df_analyze after scheduling and bundle
7400 generation. Call reorder_var_tracking_notes if generating these
7401 notes. Call df_finish_pass at the end.
7403 2007-06-12 Dirk Mueller <dmueller@suse.de>
7405 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7406 a comparison, not an assignment.
7408 2007-06-12 Olivier Hainque <hainque@adacore.com>
7410 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7411 Request walking the subtrees only, leaving the current is_lhs/val_only
7413 (convert_non_local_reference): Likewise.
7415 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7417 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7419 2007-06-12 Richard Guenther <rguenther@suse.de>
7421 PR tree-optimization/15353
7422 PR tree-optimization/31657
7423 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7424 * timevar.def: Add TV_TREE_IFCOMBINE.
7425 * tree-pass.h (pass_tree_ifcombine): Declare.
7426 * tree-ssa-ifcombine.c: New file.
7427 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7428 * tree-flow.h (blocks_in_phiopt_order): Declare.
7429 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7430 (tree-ssa-ifcombine.o): New dependencies.
7432 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7434 PR rtl-optimization/32293
7435 * combine.c (simplify_if_then_else): Truncate return from
7436 nonzero_bits() to correct mode.
7438 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7440 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7441 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7443 2007-06-11 Diego Novillo <dnovillo@google.com>
7445 * Makefile.in (reload1.o-warn): Remove.
7447 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7449 * combine.c (subst): Use reg_overlap_mentioned_p
7450 instead of comparing register numbers directly.
7452 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7454 * reload1.c (mark_home_live_1): Use the mode parameter.
7456 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7458 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7459 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7463 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7465 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7467 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7469 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7470 from integer registers.
7471 (FP mode splitters): Handle TFmode.
7473 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7475 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7476 for ref-all pointers that point-to anything.
7478 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7480 * config/arm/arm.c (arm_output_dwarf_dtprel,
7481 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7483 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7485 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7486 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7489 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7491 * tree.c (signed_or_unsigned_type_for): New.
7492 (unsigned_type_for): Use signed_or_unsigned_type_for.
7493 (signed_type_for): Use signed_or_unsigned_type_for.
7494 * tree.h (signed_or_unsigned_type_for): New.
7495 (get_signed_or_unsigned_type): Remove.
7496 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7497 lang_hooks.types.signed_type
7498 (size_diffop): Likewise.
7499 (all_ones_mask_p): Likewise.
7500 (build_range_check): Likewise.
7501 (fold_cond_expr_with_comparison): Likewise.
7502 (fold_cond_expr_with_comparison): Likewise.
7503 (unextend): Likewise.
7504 (extract_muldiv_1): Likewise.
7505 (fold_single_bit_test_into_sign_test): Likewise.
7506 (fold_binary): Likewise.
7507 (fold_ternary): Likewise.
7508 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7509 instead of get_signed_or_unsigned_type.
7510 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7511 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7512 * expr.c (signed_or_unsigned_type_for): Use
7513 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7514 * langhooks.c (get_signed_or_unsigned_type): Remove.
7515 (lhd_signed_or_unsigned_type): Remove.
7516 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7517 signed_or_unsigned_type.
7518 (lhd_signed_or_unsigned_type): Remove.
7519 * expmed.c (make_tree): Use signed_type_for instead of
7520 lang_hooks.types.signed_type.
7521 * c-common.c (same_scalar_type_ignoring_signedness): Use
7522 c_common_signed_type instead of lang_hooks.types.signed_type.
7523 (c_common_unsigned_type): New.
7524 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7525 (shorten_compare): Use c_common_unsigned_type instead of
7526 c_common_signed_or_unsigned_type.
7527 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7529 * convert.c (convert_to_integer): Use signed_type_for instead of
7530 lang_hooks.types.signed_type.
7531 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7532 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7533 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7534 * c-format.c (check_format_types): Use c_common_unsigned_type
7535 instead of unsigned_type_for.
7536 * c-decl.c (groakdeclarator): Likewise.
7537 * c-typeck.c (convert_for_assignment): Likewise.
7538 * c-common.h (c_common_unsigned_type): New.
7540 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7544 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7546 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7549 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7550 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7552 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7553 Sebastian Pop <sebpop@gmail.com>
7555 * lambda-code.c (remove_iv): New.
7556 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7558 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7560 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7561 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7562 * tree-ssa-loop-prefetch.c: Include optabs.h.
7563 (FENCE_FOLLOWING_MOVNT): New macro.
7564 (struct mem_ref): Add independent_p and storent_p fields.
7565 (record_ref): Initalize the new fields.
7566 (gather_memory_references_ref): Return true if the reference
7568 (gather_memory_references): Check whether all memory accesses
7569 in loop were recorded.
7570 (should_issue_prefetch_p): Return false for nontemporal stores.
7571 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7572 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7573 (determine_loop_nest_reuse): Detect independent memory references.
7574 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7575 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7576 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7577 * config/i386/i386.h (x86_mfence): Declare.
7578 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7579 * config/i386/i386.c (x86_mfence): New variable.
7580 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7582 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7583 * optabs.c (init_optabs): Initialize storent_optab.
7584 * optabs.h (enum optab_index): Add OTI_storent.
7585 (storent_optab): Declare.
7586 * genopinit.c (optabs): Add initialization for storent_optab.
7587 * tree.h (MOVE_NONTEMPORAL): New macro.
7588 * expr.c (expand_assignment, store_expr, store_constructor_field,
7589 store_constructor, store_field, expand_expr_real_1): Propagate
7590 nontemporality of the expanded store.
7591 (emit_storent_insn): New function.
7592 * expr.h (expand_assignment, store_expr): Declaration changed.
7593 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7594 to expand_assignment.
7595 * stmt.c (expand_asm_expr): Ditto.
7596 * calls.c (initialize_argument_information): Pass false as
7597 nontemporality to store_expr.
7598 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7601 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7603 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7605 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7607 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7609 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7610 and allow DECL_P here.
7612 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7614 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7615 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7616 track of the size of the expression.
7617 * cfghooks.c (merge_blocks): Remove block from loops structure only
7618 after call of the merge_blocks hook.
7620 2007-06-09 Tom Tromey <tromey@redhat.com>
7622 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7623 (deprecated_state): Removed.
7624 (start_decl): Update.
7625 (enum deprecated_states): Moved earlier.
7626 (groktypename): Update.
7627 (push_parm_decl): Likewise.
7628 (grokfield): Likewise.
7629 (start_function): Likewise.
7631 2007-06-09 Ian Lance Taylor <iant@google.com>
7633 PR tree-optimization/32169
7634 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7635 CONVERT_EXPR, check whether min and max both converted to an
7636 overflow infinity representation.
7638 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7640 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7641 not inserted on the edge.
7643 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7645 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7646 instructions if they are supported.
7647 (__divsi3, __umodsi3, __modsi3): Likewise.
7648 (__ashldi3, __ashrdi3, __lshrdi3): New.
7649 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7651 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7652 Tony Linthicum <tony.linthicum@amd.com>
7654 * doc/invoke.texi: Add fvect-cost-model flag.
7655 * common.opt (fvect-cost-model): New flag.
7656 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7657 cost fields in stmt_vec_info struct for STMT.
7658 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7659 fields in stmt_vec_info struct and access functions for the same.
7660 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7661 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7662 load, store and vector to scalar operation.
7663 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7664 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7665 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7666 (TARG_VEC_STORE_COST): Define cost of vector store.
7667 (vect_estimate_min_profitable_iters): Define new function.
7668 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7669 check to evaluate if loop iterations are less than minimum profitable
7670 iterations determined by cost model or minimum vect loop bound defined
7671 by user, whichever is more conservative.
7672 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7673 run-time check to evaluate if loop iterations are less than minimum
7674 profitable iterations determined by cost model or minimum vect loop
7675 bound defined by user, whichever is more conservative.
7676 (vect_estimate_min_profitable_iterations): New function to estimate
7677 mimimimum iterartions required for vector version of loop to be
7678 profitable over scalar version.
7679 (vect_model_reduction_cost): New function.
7680 (vect_model_induction_cost): New function.
7681 (vect_model_simple_cost): New function.
7682 (vect_cost_strided_group_size): New function.
7683 (vect_model_store_cost): New function.
7684 (vect_model_load_cost): New function.
7685 (vectorizable_reduction): Call vect_model_reduction_cost during
7687 (vectorizable_induction): Call vect_model_induction_cost during
7689 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7690 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7691 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7692 vectorizable_promotion, vectorizable_demotion): Call
7693 vect_model_simple_cost during analysis phase.
7695 2007-06-08 Simon Baldwin <simonb@google.com>
7697 * reg-stack.c (get_true_reg): Readability change. Moved default case
7698 label into direct switch statement scope.
7700 2007-06-08 Simon Baldwin <simonb@google.com>
7702 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7703 in gcc_assert() with '==' comparison.
7705 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7707 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7708 TARGET_ABM handling of x86_popcnt variable.
7710 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7712 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7713 __builtin_copysignq and __builtin_infq built-in functions.
7715 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7717 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7718 SSE4.2 section. Correct built-in function names in SSE4A section.
7720 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7722 PR tree-optimization/32243
7723 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7724 for ncopies after ratio check between nunits_out and nunits_in.
7725 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7727 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7729 PR tree-optimization/32224
7730 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7731 vectorization upon a non GIMPLE_MODIFY_STMT.
7733 2007-06-08 Christian Bruel <christian.bruel@st.com>
7736 * config/sh/sh.md (doloop_end): New pattern and splitter.
7737 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7739 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7742 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7744 (verify_dominators): Do not change dominance tree.
7746 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7748 * config/sh/constraints.md: New file.
7749 * config/sh/sh.c: Include tm-constrs.h.
7750 (reg_class_from_letter): Remove.
7751 (prepare_cbranch_operands): Use satisfies_constraint_*
7752 function instead of macro.
7753 (andcosts, broken_move, sh_secondary_reload): Likewise.
7754 * config/sh/predicates.md (trapping_target_operand): Likewise.
7755 (and_operand, arith_operand, arith_reg_or_0_operand,
7756 cmp_operand, logical_operand, target_operand,
7757 ua_address_operand, ua_offset, xor_operand): Likewise.
7758 * config/sh/sh.md: Include constraints.md.
7759 (*movsicc_t_false): Use satisfies_constraint_* function
7761 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7762 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7763 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7764 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7765 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7766 (REG_CLASS_FROM_CONSTRAINT): Remove.
7767 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7768 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7769 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7770 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7771 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7772 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7773 function instead of macro.
7774 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7775 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7776 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7777 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7778 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7779 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7780 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7781 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7782 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7783 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7784 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7785 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7786 EXTRA_CONSTRAINT_STR): Likewise.
7787 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7789 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7791 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7793 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7796 * c-common.h (flag_cpp0x): Replaced by...
7797 (cxx_dialect): ... this new variable specifying the C++ dialect that
7799 * c-common.c (flag_cpp0x): Removed.
7800 (cxx_dialect): Defined.
7801 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7803 * c-opts.c (c_common_post_options): Likewise.
7804 (set_std_cxx98): Set cxx_dialect to cxx98.
7805 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7807 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7808 Hui-May Chang <hm.chang@apple.com>
7810 * doc/invoke.texi (Darwin Options): Update documentation for
7811 -mmacosx-version-min.
7812 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7813 * config/darwin-driver.c: New file.
7814 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7815 * config/t-darwin (darwin-driver.o): New rule.
7817 * config/darwin-c.c (version_as_macro): Ignore low digit.
7819 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7821 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7822 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7823 (CSGNMODE): New mode macro.
7824 (CSGNVMODE): New mode attribute.
7825 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7826 expander using CSGNMODE mode macro. Handle TFmode.
7827 (copysign<mode>3_const): Rename from copysignsf3_const and
7828 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7830 (copysign<mode>3_var): Rename from copysignsf3_var and
7831 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7833 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7834 mode macro. Handle TFmode.
7835 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7836 (iortf3, *iortf3): Ditto.
7837 (xortf3, *xortf3): Ditto.
7838 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7839 TFmode and TImode masks.
7840 (ix86_expand_copysign): Expand TFmode copysign insn.
7841 (IX86_BUILTIN_INFQ): New.
7842 (IX86_BUILTIN_FABSQ): Ditto.
7843 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7844 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7845 [__builtin_fabsq]: Ditto.
7846 [__builtin_copysignq]: Ditto.
7847 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7848 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7849 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7850 ix86_expand_binop_builtin().
7852 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7854 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7856 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7859 * rtl.h (push_to_sequence2): New.
7860 * emit-rtl.c (push_to_sequence2): New.
7861 * function.c (assign_parm_data_all): Add new fields.
7862 (assign_parm_setup_block): Call push_to_sequence2 instead of
7864 (assign_parm_setup_reg): Ditto.
7865 (assign_parm_setup_stack): Ditto.
7866 (assign_parms_unsplit_complex): Ditto.
7867 (assign_parms): Change field name.
7869 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7871 PR tree-optimization/32220
7872 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7873 phi node is reached before defining statement.
7875 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7878 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7879 after changing the right hand side of the assignment.
7881 2007-06-06 Eric Christopher <echristo@apple.com>
7883 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7884 (x86_64-*-darwin*): Ditto.
7885 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7886 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7888 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7890 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7892 (add_key): Likewise.
7893 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7894 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7896 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7898 (add_cost_one_coalesce): Likewise.
7899 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7900 variable names. Rename orig to orig_name for consistency.
7901 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7903 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7905 (record_equivalences_from_stmt): Likewise.
7906 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7907 the coding conventions.
7908 (memory_ssa_name_same): Likewise.
7909 (dse_optimize_stmt): Likewise.
7910 (dse_record_phis): Likewise.
7911 (dse_finalize_block): Likewise.
7912 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7913 keywords as variable names.
7914 (may_move_till): Cast according to the coding conventions.
7915 (force_move_till_expr): Avoid using C++ keywords as variable names.
7916 (force_move_till): Cast according to the coding conventions.
7917 (memref_hash): Likewise.
7918 (memref_eq): Likewise.
7919 (gather_mem_refs_stmt): Likewise.
7920 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7921 using C++ keywords as variable names.
7922 (idx_find_step): Cast according to the coding conventions.
7923 (idx_record_use): Likewise.
7924 (find_depends): Likewise.
7925 (prepare_decl_rtl): Likewise.
7926 (mbc_entry_hash): Likewise.
7927 (mbc_entry_eq): Likewise.
7928 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7929 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7930 (idx_infer_loop_bounds): Cast according to the coding conventions.
7931 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7932 * tree-ssa-math-opts.c (occ_new ): Likwise.
7933 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7935 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7937 (add_use_op): Likewise.
7938 (add_vop): Likewise.
7939 (add_vuse_op): Likewise.
7940 (add_vdef_op): Likewise.
7941 (get_expr_operands): Likewise.
7942 (push_stmt_changes): Use type safe memory macros.
7943 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7944 keywords as variable names.
7945 (conditional_replacement): Likewise.
7946 (minmax_replacement): Likewise.
7947 (abs_replacement): Likewise.
7948 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7950 (insert_fake_stores): Avoid using C++ keywords as variable names.
7951 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7953 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7954 (heapvar_insert): Use type safe memory macros.
7955 (new_var_info): Cast according to the coding conventions.
7956 (new_constraint): Likewise.
7957 (remove_preds_and_fake_succs): Use type safe memory macros.
7958 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7960 (thread_single_edge): Likewise.
7961 (thread_through_loop_header): Likewise.
7963 2007-06-06 Eric Christopher <echristo@apple.com>
7965 * config/i386/i386.c (override_options): Move handling
7966 of TARGET_SUBTARGET* earlier.
7968 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7970 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7973 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7975 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7976 emited outside of basic block.
7977 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7979 * rtl.h (delete_insn_chain): Declaration changed.
7980 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
7982 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
7983 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
7984 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
7985 to delete_insn_chain.
7986 (rtl_verify_flow_info_1): Verify that the insns in header and footer
7987 do not have bb field set.
7988 (rtl_verify_flow_info): Verify that insns between basic blocks do not
7990 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
7991 * cfgcleanup.c (try_optimize_cfg): Ditto.
7993 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7995 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
7996 (lambda_body_vector_new): Use type safe memory macros.
7997 (lambda_linear_expression_new): Likewise.
7998 (lambda_loopnest_new): Likewise.
7999 (lambda_lattice_new): Likewise.
8000 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8001 conventions. Use type safe memory macros.
8002 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8003 (lambda_body_vector_s): Likewise.
8004 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8005 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8007 2007-06-06 Richard Guenther <rguenther@suse.de>
8009 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8010 if we need to schedule cfg_cleanup.
8011 (tree_ssa_forward_propagate_single_use_vars): Do so.
8013 2007-06-06 Ian Lance Taylor <iant@google.com>
8015 * fold-const.c (merge_ranges): If range_successor or
8016 range_predecessor fail, just return 0.
8018 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8020 PR tree-optimization/32216
8021 * tree-vectorizer.c (supportable_widening_operation): Determine
8022 signedness of FIX_TRUNC_EXPR from output operand.
8023 (supportable_narrowing_operation): Ditto.
8024 * tree-vect-generic.c (expand_vector_operations_1): Determine
8025 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8028 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8030 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8031 (struct pta): ...from here. Change flags to unsigned to avoid
8032 excessive casting (as it is used as a bit mask).
8033 (override_options): Add casts according to the coding convenventions.
8034 (x86_64_elf_unique_section): Likewise.
8035 (examine_argument): Avoid using C++ keywords as variable names.
8036 (construct_container): Likewise.
8037 (legitimize_pic_address): Likewise.
8038 (get_dllimport_decl): Cast according to the coding conventions. Use
8039 type safe memory macros.
8040 (legitimize_address): Cast according to the coding conventions.
8041 (emit_i387_cw_initialization): Corrected the type of slot to enum
8043 (ix86_init_machine_status): Use type safe memory macros.
8044 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8045 (bdesc_pcmpistr): Likewise.
8046 (bdesc_crc32): Likewise.
8047 (bdesc_sse_3arg): Likewise.
8048 (bdesc_2arg): Likewise.
8049 (bdesc_1arg): Likewise.
8050 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8051 (ix86_expand_sse_pcmpistr): Likewise.
8052 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8053 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8054 int to match the langhook definition.
8055 (ix86_builtin_conversion): Change the type of code to unsigned init to
8056 match the langhook definition.
8057 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8059 (ix86_preferred_output_reload_class): Likewise.
8060 (ix86_cannot_change_mode_class): Likewise.
8061 (ix86_memory_move_cost): Likewise.
8062 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8063 avoid excessive casting later on.
8064 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8066 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8068 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8069 as flags setting insn.
8070 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8072 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8074 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8075 (UNSPEC_ROUND): New.
8076 ("sse4_1_round<mode>2"): New insn pattern.
8077 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8079 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8080 expander using SSEMODEF mode macro. Expand using
8081 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8082 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8083 expander using SSEMODEF mode macro. Expand using
8084 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8085 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8086 expander using SSEMODEF mode macro. Expand using
8087 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8088 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8089 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8090 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8093 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8094 Sebastian Pop <sebpop@gmail.com>
8096 * lambda.h (build_linear_expr): New.
8097 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8098 Use build_linear_expr, call fold and force_gimple_operand.
8099 (lambda_loopnest_to_gcc_loopnest): Check that there is
8100 something to insert.
8101 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8103 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8105 PR preprocessor/23479
8106 * doc/extend.texi: Document the 0b-prefixed binary integer
8109 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8111 PR tree-optimization/32215
8112 * tree-vectorizer.c (supportable_widening_operation): Return false
8113 for unsupported FIX_TRUNC_EXPR tree code.
8114 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8116 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8118 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8119 register on SPE targets. Change documentation to reflect
8121 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8122 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8123 out of the register allocation pool.
8124 (rs6000_reg_live_or_pic_offset_p): New function.
8125 (rs6000_emit_prologue): Move the actual saving of LR up to free
8126 r0 for holding r11. Split saving of SPE 64-bit registers into
8127 its own case. Ensure that offsets will always be in-range for
8128 'evstdd' by using r11 as a scratch register to point at the start
8129 of the SPE save area. Save r11 if necessary, as it is the static
8131 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8132 into its own case. Ensure that offsets will always be in-range
8133 for 'evldd' by using r11 as a scratch register to point at the
8134 start of the SPE save area. Also adjust r11 when restoring
8135 the stack pointer to compensate for pre-loading r11.
8137 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8139 * cfg.c (init_flow): Use type safe memory macros.
8140 (alloc_block): Likewise.
8141 (unchecked_make_edge): Likewise.
8142 (dump_flow_info): Avoid using C++ keywords as variable names.
8143 (copy_original_table_clear): Cast according to the coding conventions.
8144 (copy_original_table_set): Likewise.
8145 * cfgexpand (label_rtx_for_bb): Likewise.
8146 (expand_gimple_basic_block): Likewise.
8147 * cfghooks.c (dump_bb): Likewise.
8148 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8150 (lv_add_condition_to_bb): Likewise.
8151 * cfglayout (relink_block_chain): Cast according to the coding
8153 (fixup_reorder_chain): Likewise.
8154 (fixup_fallthru_exit_predecessor): Likewise.
8155 * cfgloop.c (glb_enum_p): Likewise.
8156 (get_exit_description): Likewise.
8157 (dump_recorded_exit): Likewise.
8158 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8159 (struct loop): ... from here.
8160 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8162 * cfgrtl.c (rtl_create_basic_block): Likewise.
8163 (rtl_split_block): Likewise.
8164 (rtl_dump_bb): Likewise.
8165 (cfg_layout_split_block): Likewise.
8166 (init_rtl_bb_info): Use typesafe memory macros.
8168 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8169 * graphds.h: Updated all usages of edge to graph_edge.
8170 * graphds.c: Likewise.
8171 * cfgloopanal.c: Likewise.
8173 2007-06-05 Ian Lance Taylor <iant@google.com>
8175 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8176 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8177 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8179 (test_for_singularity): Likewise.
8181 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8183 * config/i386/constraints.md ("Y2"): Replaced by ...
8185 * config/i386/i386.md: Likewise.
8186 * config/i386/mmx.md: Likewise.
8187 * config/i386/sse.md: Likewise.
8189 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8191 * config/i386/constraints.md ("z"): Replaced by ...
8193 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8194 (sse4_1_blendvps): Likewise.
8195 (sse4_1_pblendvb): Likewise.
8196 (sse4_2_pcmpestr): Likewise.
8197 (sse4_2_pcmpestrm): Likewise.
8198 (sse4_2_pcmpestr_cconly): Likewise.
8199 (sse4_2_pcmpistr): Likewise.
8200 (sse4_2_pcmpistrm): Likewise.
8201 (sse4_2_pcmpistr_cconly): Likewise.
8203 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8205 * matrix-reorg.c (transform_access_sites): Fix computation.
8206 (transform_allocation_sites): Same.
8208 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8210 * config/i386/i386.c (override_options): Use
8211 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8213 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8215 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8216 (nonimm_not_xmm0_operand): Ditto.
8217 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8218 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8219 as operand[2] predicate. Require "z" class XMM register for
8220 operand[3]. Adjust asm template.
8221 ("sse4_1_blendvpd"): Ditto.
8222 ("sse4_1_pblendvb"): Ditto.
8223 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8224 force op2 into xmm0 register for variable blend instructions.
8226 2007-06-04 Tom Tromey <tromey@redhat.com>
8228 * c-tree.h (start_enum): Update.
8229 (build_enumerator): Likewise.
8230 * c-decl.c (enum_next_value): Removed.
8231 (enum_overflow): Likewise.
8232 (start_enum): Add c_enum_contents argument. Don't use globals.
8233 (build_enumerator): Likewise.
8234 * c-tree.h (struct c_enum_contents): New struct.
8236 2007-06-04 Tom Tromey <tromey@redhat.com>
8238 * c-common.c (c_common_get_alias_set): Fix indentation.
8240 2007-06-04 Ian Lance Taylor <iant@google.com>
8242 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8243 to overflow, reduce overflow infinity to regular infinity.
8244 (vrp_var_may_overflow): New static function.
8245 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8247 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8249 * stor-layout.c (layout_type): Remove duplicate code.
8251 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8254 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8255 before build_common_builtin_nodes ().
8257 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8260 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8262 2007-06-04 Jan Hubicka <jh@suse.cz>
8264 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8265 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8266 instead of _stat version.
8268 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8270 PR tree-optimization/32194
8271 * tree-predcom.c (determine_offset): Check that both references have
8274 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8276 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8277 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8278 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8279 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8280 Add argument to iterate_fix_dominators call.
8281 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8282 * gcse.c (hoist_code): Change domby to vector.
8283 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8284 Add argument to iterate_fix_dominators call.
8285 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8286 recompute_dominator.
8287 * lambda-code.c (perfect_nestify): Ditto.
8288 * cfgloopanal.c: Include graphds.h.
8289 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8290 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8291 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8293 * graphds.c: New file.
8294 * graphds.h: New file.
8295 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8296 (get_dominated_by, get_dominated_by_region): Change return type to
8298 (verify_dominators): Recompute all dominators and compare the results.
8299 (recount_dominator): Renamed to ...
8300 (recompute_dominator): ... this. Do not check that the block is
8302 (iterate_fix_dominators): Reimplemented.
8303 (prune_bbs_to_update_dominators, root_of_dom_tree,
8304 determine_dominators_for_sons): New functions.
8305 * et-forest.c (et_root): New function.
8306 * et-forest.h (et_root): Declare.
8307 * Makefile.in (graphds.o): Add.
8308 (cfgloopanal.o): Add graphds.h dependency.
8309 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8310 * basic-block.h (get_dominated_by, get_dominated_by_region,
8311 iterate_fix_dominators): Declaration changed.
8312 (recount_dominator): Renamed to ...
8313 (recompute_dominator): ... this.
8314 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8315 (thread_through_all_blocks): Do not free dominance info.
8317 2007-06-03 Andreas Schwab <schwab@suse.de>
8319 * config/m68k/m68k.c (override_options): Don't override
8321 * config/m68k/m68k-modes.def (SF, DF): Define to use
8322 motorola_single_format and motorola_double_format, resp.
8323 * real.c (motorola_single_format): Renamed from
8324 coldfire_single_format.
8325 (motorola_double_format): Renamed from coldfire_double_format.
8326 (encode_ieee_extended): Generate a proper canonical NaN image
8327 respecting canonical_nan_lsbs_set.
8328 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8330 * real.h: Adjust declarations.
8332 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8335 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8336 the symbol is generated with the stack protector.
8338 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8340 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8341 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8343 * doc/extend.texi (interrupt): Mention m68k.
8345 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8347 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8348 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8349 (ix86_expand_sse_pcmpestr): Do not check operands for
8350 "register_operand", when insn operand predicate is "register_operand".
8351 (ix86_expand_sse_pcmpistr): Ditto.
8353 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8354 Uros Bizjak <ubizjak@gmail.com>
8356 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8357 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8358 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8359 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8360 * config/i386/constraints.md ("z"): New register constraint
8361 for members of SSE_FIRST_REG class.
8362 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8363 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8364 SSE_FIRST_REG class.
8365 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8366 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8367 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8368 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8369 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8370 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8371 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8372 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8373 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8374 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8375 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8376 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8377 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8378 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8379 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8380 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8381 (struct builtin_description): Change "flag" field to unsigned.
8382 (bdesc_pcmpestr): New builtin description table.
8383 (bdesc_pcmpistr): Likewise.
8384 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8385 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8386 Initialize pcmp[ei]str[im] insns for SSE4.2.
8387 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8388 (ix86_expand_sse_pcmpistr): Likewise.
8389 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8390 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8391 (UNSPEC_PCMPISTR): Likewise.
8392 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8393 (sse4_2_pcmpestri):New isns pattern.
8394 (sse4_2_pcmpestrm): Likewise.
8395 (sse4_2_pcmpestr_cconly): Likewise.
8396 (sse4_2_pcmpistr): New insn patern and splitter.
8397 (sse4_2_pcmpistri):New isns pattern.
8398 (sse4_2_pcmpistrm): Likewise.
8399 (sse4_2_pcmpistr_cconly): Likewise.
8400 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8403 2007-06-01 David Daney <ddaney@avtrex.com>
8405 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8406 LOADGP_ABSOLUTE and not binds_local_p.
8408 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8410 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8412 2007-06-01 Ian Lance Taylor <iant@google.com>
8414 * tree-vrp.c (compare_name_with_value): Always set
8415 used_strict_overflow if we get a result from the variable itself.
8417 2007-06-01 Ian Lance Taylor <iant@google.com>
8419 PR rtl-optimization/31455
8420 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8421 subregs which have a cast between modes which are not tieable.
8423 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8425 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8426 breaks after return statements.
8428 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8430 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8431 only after no_new_pseudos.
8433 2007-05-31 Eric Christopher <echristo@apple.com>
8435 * expr.c (convert_move): Assert that we don't have a BLKmode
8437 (store_expr): Handle BLKmode moves by calling emit_block_move.
8439 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8441 * c-typeck.c (build_indirect_ref): Include type in error message.
8442 (build_binary_op): Pass types to binary_op_error.
8443 * c-common.c (binary_op_error): Take two type arguments, print out
8445 * c-common.h (binary_op_error): Update prototype.
8447 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8449 * config/i386/i386.c: Correct coments on -mno-sse4.
8451 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8453 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8454 (x86_64-*-*): Likewise.
8455 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8456 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8457 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8458 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8459 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8460 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8461 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8462 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8463 (OPTION_MASK_ISA_SSE4): Likewise.
8464 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8465 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8466 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8467 (override_options): Support SSE4.2.
8468 (ix86_build_const_vector): Support SImode and DImode.
8469 (ix86_build_signbit_mask): Likewise.
8470 (ix86_expand_int_vcond): Support V2DImode.
8471 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8472 (IX86_BUILTIN_CRC32HI): Likewise.
8473 (IX86_BUILTIN_CRC32SI): Likewise.
8474 (IX86_BUILTIN_CRC32DI): Likewise.
8475 (IX86_BUILTIN_PCMPGTQ): Likewise.
8476 (bdesc_crc32): Likewise.
8477 (bdesc_sse_3arg): Likewise.
8478 (ix86_expand_crc32): Likewise.
8479 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8480 (ix86_expand_builtin): Likewise.
8481 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8482 __SSE4_2__ for -msse4.2.
8483 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8484 (CRC32MODE): Likewise.
8485 (crc32modesuffix): Likewise.
8486 (crc32modeconstraint): Likewise.
8487 (sse4_2_crc32<mode>): Likewise.
8488 (sse4_2_crc32di): Likewise.
8489 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8491 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8492 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8493 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8494 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8495 (vcondu<mode>): Likewise.
8496 * doc/extend.texi: Document SSE4.2 built-in functions.
8497 * doc/invoke.texi: Document -msse4.2/-msse4.
8499 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8501 PR tree-optimization/32160
8502 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8503 variable as gimple reg.
8504 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8506 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8508 * gcc.c (main): Don't consider linker options when issuing the
8509 warning about a linker input file not being used.
8511 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8513 * tree-vrp.c (compare_names): Initialize sop.
8515 2007-05-30 Dirk Mueller <dmueller@suse.de>
8517 * cgraphunit.c (cgraph_analyze_function): Remove
8518 computation of inline parameters.
8520 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8522 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8524 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8526 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8527 Add vx-common.h. Include vxworks.h between vx-common.h and
8529 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8531 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8532 (TARGET_ASM_DESTRUCTOR): Likewise.
8533 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8534 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8535 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8536 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8537 (VXWORKS_ENDIAN_SPEC): Define.
8538 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8539 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8540 VXWORKS_* equivalents.
8541 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8542 (ASM_FILE_START): Delete.
8543 (TARGET_VERSION): Reformat.
8544 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8545 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8546 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8547 (FPBIT, DPBIT): Define.
8548 (fp-bit.c, dp-bit.c): New rules.
8549 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8550 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8551 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8552 * config/arm/arm.h: Include vxworks-dummy.h.
8553 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8554 Mark with ATTRIBUTE_UNUSED.
8555 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8556 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8557 make it incompatible with -msingle-pic-base.
8558 (arm_function_ok_for_sibcall): Return false for calls that might
8559 go through a VxWorks PIC PLT entry.
8560 (require_pic_register): New function, split out from...
8561 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8563 (arm_load_pic_register): Handle the VxWorks RTP initialization
8564 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8565 (arm_emit_call_insn): New function.
8566 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8567 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8568 (pic_offset_arm): New pattern.
8569 (call, call_value): Use arm_emit_call_insn.
8570 (call_internal, call_value_internal): New expanders.
8571 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8572 VxWorks unless __PIC__.
8574 2007-05-30 Eric Christopher <echristo@gmail.com>
8576 * genrecog.c: Include regs.h in generated file.
8577 * genemit.c: Ditto. Fix up formatting.
8578 * config/mn10300/constraints.md: New.
8579 * config/mn10300/mn10300.md: Include.
8580 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8581 Fix up for removed macro.
8582 * config/mn10300/predicates.md (call_address_operand): Ditto.
8583 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8584 (CONST_OK_FOR_I): Ditto.
8585 (CONST_OK_FOR_J): Ditto.
8586 (CONST_OK_FOR_K): Ditto.
8587 (CONST_OK_FOR_L): Ditto.
8588 (CONST_OK_FOR_M): Ditto.
8589 (CONST_OK_FOR_N): Ditto.
8590 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8594 (EXTRA_CONSTRAINT): Ditto.
8596 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8598 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8600 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8601 OPTION_MASK_ISA_64BIT.
8602 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8604 2007-05-30 Richard Guenther <rguenther@suse.de>
8607 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8608 types for comparison.
8609 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8610 with original typed arguments.
8611 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8613 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8615 PR tree-optimization/31769
8616 * except.c (duplicate_eh_regions): Clear prev_try if
8617 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8619 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8621 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8622 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8623 bsi of the location where statements should be inserted.
8624 (sink_code_in_bb): Take bsi from statement_sink_location.
8625 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8626 instead of bsi_start.
8627 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8629 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8630 (bsi_move_before): Document inconsistency with bsi_move_after.
8631 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8633 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8635 * config/i386/i386.h (TARGET_ABM): New define.
8636 (TARGET_POPCNT): Ditto.
8637 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8638 New temporary defines to redefine from OPTION_ISA_* defines.
8639 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8640 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8641 (ix86_isa_flags): New extern int declaration.
8642 (TARGET_SUBTARGET_DEFAULT): New define.
8643 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8644 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8645 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8646 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8647 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8648 * config/i386/darwin.h: Change TARGET_64BIT define to
8651 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8652 using existing "ix86_isa_flags" varible.
8653 (m32, m64): Use existing "ix86_isa_flags" variable.
8654 (mmmx, m3dnow): Ditto.
8655 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8656 (mabm): Define as non-negative option using "x86_abm" variable.
8657 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8659 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8660 Rewrite feature test bitmap.
8661 (ix86_isa_flags): New initialized global int varible.
8662 (ix86_isa_flags_explicit): New static int variable.
8663 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8664 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8665 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8666 target_flags_explicit.
8667 (override_options): Remove "target_enable" and "target_disable" fields
8668 from "struct ptt". Update processor_target_table accordingly. Remove
8669 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8670 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8671 "target_flags" and "ix86_isa_flags_explicit" instead of
8672 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8673 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8674 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8675 to true when either of PTA_POPCNT or PTA_ABM is set in
8676 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8677 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8678 processor_alias_table flags entry. Remove handling of
8679 "target_enable" and "target_disable" fields of processor_target_table.
8680 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8681 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8682 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8683 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8684 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8686 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8688 2007-05-29 David Daney <ddaney@avtrex.com>
8691 * config/mips/mips.c (mips_output_mi_thunk): Emit
8692 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8694 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8695 * config/i386/i386.c (ix86_function_regparm): Added checking of
8696 ix86_force_align_arg_pointer to determine the number of
8697 register parameters.
8699 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8701 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8702 (SET_DR_MISALIGNMENT): New.
8703 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8704 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8705 Use SET_DR_MISALIGNMENT.
8706 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8708 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8709 find_loop_nest): Export.
8710 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8711 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8712 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8713 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8715 (struct mem_ref): Add field reuse_distance.
8716 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8717 Initialize reuse_distance field.
8718 (issue_prefetch_ref): Select temporality of prefetch according to
8720 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8721 self_reuse_distance, determine_loop_nest_reuse): New functions.
8722 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8723 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8724 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8727 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8729 * tree-ssa-alias.c: Add aliasing overview.
8731 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8732 Danny Smith <dannysmith@users.sourceforge.net>
8735 * config/i386/t-crtfm: Compile crtfastmath.o with
8736 -minline-all-stringops.
8737 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8738 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8740 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8742 * doc/md.texi: Document constraints on HP PA-RISC.
8744 * pa/constraints.md: New file.
8745 * pa.md: Include constraints.md.
8746 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8747 (integer_store_memory_operand, ldil_cint_p): New functions.
8748 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8749 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8750 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8751 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8752 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8754 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8757 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8758 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8759 case POSTDECREMENT_EXPR>): Return the error_mark_node
8760 if either the real or imaginary parts would an
8763 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8765 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8766 name when we remove it from a call.
8768 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8770 * targhooks.c (default_narrow_bitfield): Remove.
8771 * targhooks.h: Remove the prototype for
8772 default_narrow_bitfield.
8774 * langhooks-def.h: Remove the prototype for
8775 hook_get_alias_set_0.
8776 * langhooks.c (hook_get_alias_set_0): Remove.
8778 * global.c (EXECUTE_IF_CONFLICT): Remove.
8780 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8783 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8784 return true when truth_value_p is true and the type
8787 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8789 * doc/install.texi (Prerequisites): We no longer require Autoconf
8790 2.13 for the top-level.
8792 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8794 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8795 memory access via x86_expand_vector_move_misalign() only for
8796 TImode values on 32-bit targets.
8798 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8800 * matrix-reorg.c: New file. Implement matrix flattening and
8801 transposing optimization.
8802 * tree-pass.h: Add matrix reorg pass.
8803 * common.opt: Add fipa-mreorg flag.
8804 * Makefile.in: Add matrix-reorg.c.
8805 * passes.c: Add matrix reorg pass.
8806 * varpool.c (add_new_static_var): New function.
8807 * cgraph.h (add_new_static_var): Declare.
8809 2007-05-27 Eric Christopher <echristo@apple.com>
8811 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8812 sp_offset depending on stack size. Save r12 depending
8813 on registers we're saving later.
8814 (rs6000_emit_epilogue): Update sp_offset depending only
8817 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8819 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8820 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8821 * ifcvt.c (if_convert): Ditto.
8822 * tree-ssa-threadupdate.c (thread_block): Ditto.
8823 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8824 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8825 verify_loop_closed_ssa): Check number_of_loops instead of
8827 * predict.c (tree_estimate_probability): Ditto.
8828 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8829 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8830 * modulo-sched.c (sms_schedule): Ditto.
8831 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8832 (scev_finalize): Do not do anything if scev analysis was not
8834 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8835 current_loops == NULL.
8836 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8837 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8839 (loop_optimizer_finalize): Assert that loops were analyzed.
8840 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8841 rtl_doloop): Check number_of_loops instead of current_loops.
8842 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8843 current_loops == NULL.
8844 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8845 gate_tree_vectorize tree_linear_transform, check_data_deps,
8846 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8847 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8848 Check number_of_loops instead of current_loops.
8849 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8850 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8851 free loops if available.
8852 (execute_pre): Do not pass do_fre to fini_pre.
8854 2007-05-27 Tobias Burnus <burnus@net-b.de>
8857 * real.c (mpfr_from_real): Fix sign of -Inf.
8859 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8861 * tree-vect-transform.c (vectorizable_conversion): Initialize
8862 tree_code variables to ERROR_MARK.
8863 (vectorizable_type_demotion): Likewise.
8864 (vectorizable_type_promotion): Likewise.
8866 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8869 * config/i386/i386.md (movti): Handle push operands via
8872 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8874 * basic-block.h: Remove the prototype for merge_seq_blocks.
8875 * cfgcleanup.c (merge_seq_blocks): Remove.
8877 * tree-flow.h: Remove the prototype for is_aliased_with.
8878 * tree-ssa-alias.c (is_aliased_with): Remove.
8880 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8882 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8884 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8886 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8887 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8888 (vec_unpacks_hi_v16qi): Likewise.
8889 (vec_unpacku_lo_v16qi): Likewise.
8890 (vec_unpacks_lo_v16qi): Likewise.
8891 (vec_unpacku_hi_v8hi): Likewise.
8892 (vec_unpacks_hi_v8hi): Likewise.
8893 (vec_unpacku_lo_v8hi): Likewise.
8894 (vec_unpacks_lo_v8hi): Likewise.
8895 (vec_unpacku_hi_v4si): Likewise.
8896 (vec_unpacks_hi_v4si): Likewise.
8897 (vec_unpacku_lo_v4si): Likewise.
8898 (vec_unpacks_lo_v4si): Likewise.
8900 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8902 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8903 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8904 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8905 follow spelling conventions in various
8906 warning/error/diagnostic messages.
8908 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8909 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8910 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8911 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8912 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8913 * doc/tm.texi: Follow spelling conventions.
8915 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8918 * tree-ssa-forwprop.c
8919 (forward_propagate_addr_into_variable_array_index): Remove
8920 the lhs argument. Use the type of def_rhs instead of lhs.
8921 (forward_propagate_addr_expr_1): Update use of
8922 forward_propagate_addr_into_variable_array_index.
8924 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8925 Nigel Stephens <nigel@mips.com>
8927 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8928 function attributes, "far" being an alias for "long_call".
8929 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8930 (mips_near_type_p, mips_far_type_p): New.
8931 (mips_comp_type_attributes): New function to check that attributes
8932 attached to a function type are compatible.
8933 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8934 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8935 to the target function of the thunk.
8936 (mips_encode_section_info): Check for "near" and "far" function
8937 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8939 * config/mips/predicates.md (const_call_insn_operand): Test only
8940 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8942 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8945 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8946 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8947 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8948 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8950 2007-05-25 Eric Christopher <echristo@apple.com>
8952 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8953 to x86-darwin configurations.
8954 * config/i386/t-darwin: Add softfp support.
8955 * config/i386/t-darwin64: Ditto.
8956 * config/i386/sfp-machine.h: If mach then don't use
8957 aliasing, emit a stub to call.
8959 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8961 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8962 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8963 tree-predcom.c, tree-ssa-alias-warnings.c,
8964 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8965 comment typos. Follow spelling conventions.
8966 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8968 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8971 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8972 constants into memory. Expand unaligned memory references for
8973 SSE modes via x86_expand_vector_move_misalign() function.
8975 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8977 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8978 "memory" attribute for "sseishft" type insn without operands[2].
8980 2007-05-25 Dirk Mueller <dmueller@suse.de>
8981 Marcus Meissner <meissner@suse.de>
8983 * doc/extend.texi (alloc_size): New attribute.
8984 * c-common.c (handle_alloc_size_attribute): New.
8985 * tree-object-size.c (alloc_object_size): Use alloc_size
8986 attribute, if available.
8988 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
8990 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
8992 (__builtin_ia32_vec_ext_v2di): Likewise.
8993 (__builtin_ia32_vec_ext_v4si): Likewise.
8994 (__builtin_ia32_vec_ext_v8hi): Likewise.
8995 (__builtin_ia32_vec_ext_v16qi): Likewise.
8996 (__builtin_ia32_vec_set_v8hi): Likewise.
8998 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9000 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9002 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9004 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9005 (arm_is_longcall_p): Rename to...
9006 (arm_is_long_call_p): ...this. Take a single tree argument and
9008 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9009 (CUMULATIVE_ARGS): Remove call_cookie.
9010 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9011 (ENCODED_LONG_CALL_ATTR_P): Delete.
9012 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9013 LONG_CALL_FLAG_CHAR cases.
9014 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9015 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9016 ARM_DECLARE_FUNCTION_SIZE.
9017 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9018 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9019 (arm_encode_call_attribute, current_file_function_operand): Delete.
9020 (arm_function_in_section_p): New function.
9021 (arm_is_longcall_p): Rename to...
9022 (arm_is_long_call_p): ...this. Take the target function as a single
9023 argument and return a bool. Do not rely on call cookies. Check
9024 whether the target symbol is in the same section as the current
9025 function, not just the same compilation unit.
9026 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9027 (arm_encode_section_info): Don't encode a call type.
9028 * config/arm/arm.md (call, call_value): Update calls to
9029 arm_is_long(_)call_p. Simplify logic.
9030 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9031 Update calls to arm_is_long(_)call_p.
9033 2007-05-25 Richard Guenther <rguenther@suse.de>
9035 PR tree-optimization/31982
9036 * tree-ssa-forwprop.c
9037 (forward_propagate_addr_into_variable_array_index): Handle arrays
9038 with element size one.
9040 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9042 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9043 (umulsi3_highpart): Likewise.
9045 2007-05-24 Ian Lance Taylor <iant@google.com>
9047 PR rtl-optimization/32069
9048 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9051 2007-05-24 Ollie Wild <aaw@google.com>
9053 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9056 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9058 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9059 (oprs_unchanged_p): Use it to check all registers in a REG.
9060 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9061 (reg_set_between_after_reload_p): Delete.
9062 (reg_used_between_after_reload_p): Likewise.
9063 (reg_set_or_used_since_bb_start): Likewise.
9064 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9065 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9066 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9067 * rtlanal.c (reg_set_p): Check whether REG overlaps
9068 regs_invalidated_by_call, rather than just checking the
9069 membership of REGNO (REG).
9071 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9073 * doc/passes.texi: Document predictive commoning.
9074 * doc/invoke.texi (-fpredictive-commoning): Document.
9075 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9076 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9077 adding indices to the generated name.
9078 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9079 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9080 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9081 (op_symbol_code): ... and exported.
9082 (dump_omp_clause, op_symbol): Use op_symbol_code
9083 instead of op_symbol_1.
9084 * tree-pass.h (pass_predcom): Declare.
9085 * timevar.def (TV_PREDCOM): New timevar.
9086 * tree-ssa-loop.c (run_tree_predictive_commoning,
9087 gate_tree_predictive_commoning, pass_predcom): New.
9088 * tree-data-ref.c (find_data_references_in_loop): Find the
9089 references in dominance order.
9090 (canonicalize_base_object_address): Ensure that the result has
9092 (dr_analyze_innermost): Export.
9093 (create_data_ref): Code to fail for references with invariant
9095 (find_data_references_in_stmt): ... here.
9096 * tree-data-ref.h (dr_analyze_innermost): Declare.
9097 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9098 (aff_combination_find_elt, name_expansion_hash,
9099 name_expansion_eq, tree_to_aff_combination_expand,
9100 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9102 * tree-affine.h (aff_combination_constant_multiple_p,
9103 tree_to_aff_combination_expand): Declare.
9104 * tree-predcom.c: New file.
9105 * common.opt (fpredictive-commoning): New option.
9106 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9107 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9108 * Makefile.in (tree-predcom.o): Add.
9109 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9110 * passes.c (init_optimization_passes): Add dceloop after
9111 copy propagation in loop optimizer. Add predictive commoning
9112 to loop optimizer passes.
9114 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9116 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9119 2007-05-24 Jan Hubicka <jh@suse.cz>
9121 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9123 (genheader): Include statistics.h.
9125 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9127 * print-rtl.c (flag_dump_unnumbered): Update comments.
9128 (print_rtl): Fix my previous change.
9129 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9132 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9135 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9137 (thread_through_all_blocks): Call initialize_original_copy_tables
9138 and free_original_copy_tables.
9139 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9141 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9142 * cfghooks.c (duplicate_block): Use get_loop_copy.
9143 * cfg.c: Include cfgloop.h.
9144 (loop_copy): New hash table.
9145 (initialize_original_copy_tables): Initialize loop_copy table.
9146 (free_original_copy_tables): Free loop_copy table.
9147 (copy_original_table_clear, copy_original_table_set,
9148 set_loop_copy, get_loop_copy): New functions.
9149 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9150 * cfgloop.h (struct loop): Remove copy field.
9151 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9152 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9154 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9156 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9157 -msse/-msse2/-msse3.
9159 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9161 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9162 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9164 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9167 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9168 * targhooks.h (default_mangle_decl_assembler_name): Declare
9170 * targhooks.c (default_mangle_decl_assembler_name): Define
9172 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9174 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9175 * langhooks.c (lhd_set_decl_assembler_name): Call
9176 targetm.mangle_decl_assembler_name for names with global scope.
9178 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9180 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9181 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9183 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9184 New. Factored out of i386_pe_encode_section_info.
9185 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9186 Move check for prior decoration of stdcall
9187 symbols to i386_pe_encode_section_info.
9188 (i386_pe_encode_section_info): Adjust call to
9189 gen_stdcall_or_fastcall_suffix. Use
9190 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9191 (i386_pe_mangle_decl_assembler_name): New. Wrap
9192 i386_pe_maybe_mangle_decl_assembler_name.
9194 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9196 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9197 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9198 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9199 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9200 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9203 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9204 Nigel Stephens <nigel@mips.com>
9205 Richard Sandiford <richard@codesourcery.com>
9207 Fix up MIPS16 hard float and add support for complex.
9209 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9210 (TARGET_SOFT_FLOAT_ABI): New.
9211 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9212 __mips_soft_float to reflect the ABI in use, not whether the
9213 FPU is directly accessible (e.g., in MIPS16 mode).
9214 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9215 (UNITS_PER_FPVALUE): Likewise.
9217 * config/mips/mips.c (mips_expand_call): Remove redundant
9218 TARGET_MIPS16 check.
9219 (mips_arg_regno): New.
9220 (function_arg_advance): When setting bits in cum->fp_code for
9221 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9223 (function_arg): Use mips_arg_regno.
9224 (mips_return_mode_in_fpr_p): New.
9225 (mips16_call_stub_mode_suffix): New.
9226 (mips16_cfun_returns_in_fpr_p): New.
9227 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9228 (mips_output_function_prologue): Test mips16_hard_float, not
9229 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9230 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9231 return value into a floating-point register.
9232 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9233 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9234 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9235 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9236 word of double arguments from or to the high bits of 64-bit
9237 floating point registers.
9238 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9239 (mips16_fpret_double): New helper function.
9240 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9241 support for complex modes. Fill in DECL_RESULT for stubdecl.
9242 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9244 * config/mips/mips16.S
9245 (RET, ARG1, ARG2): New.
9246 (MERGE_GPRf, MERGE_GPRt): New.
9247 (DELAYt, DELAYf): New.
9248 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9249 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9250 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9251 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9252 (SFOP): Renamed to...
9253 (OPSF3): This, and macro-ified. Updated all uses.
9254 (SFOP2): Renamed to...
9255 (OPSF2): This, and macro-ified. Updated all uses.
9256 (SFCMP): Renamed to...
9257 (CMPSF): This, and macro-ified. Updated all uses.
9258 (SFREVCMP): Renamed to...
9259 (REVCMPSF): This, and macro-ified. Updated all uses.
9260 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9261 (LDDBL1, LDDBL2, RETDBL): Deleted.
9262 (DFOP): Renamed to...
9263 (OPDF3): This, and macro-ified. Updated all uses.
9264 (DFOP2): Renamed to...
9265 (OPDF2): This, and macro-ified. Updated all uses.
9266 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9267 (DFCMP): Renamed to...
9268 (CMPDF): This, and macro-ified. Updated all uses.
9269 (DFREVCMP): Renamed to...
9270 (REVCMPDF): This, and macro-ified. Updated all uses.
9271 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9272 (RET_FUNCTION): New.
9273 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9274 (__mips16_ret_sc, __mips16_ret_dc): New.
9275 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9276 STUB_ARGS_6, STUB_ARGS_10): New.
9277 (CALL_STUB_NO_RET): New.
9278 (__mips16_call_stub_1): Macro-ified.
9279 (__mips16_call_stub_5): Macro-ified.
9280 (__mips16_call_stub_2): Macro-ified.
9281 (__mips16_call_stub_6): Macro-ified.
9282 (__mips16_call_stub_9): Macro-ified.
9283 (__mips16_call_stub_10): Macro-ified.
9284 (CALL_STUB_RET): New.
9285 (__mips16_call_stub_sf_0): Macro-ified.
9286 (__mips16_call_stub_sf_1): Macro-ified.
9287 (__mips16_call_stub_sf_5): Macro-ified.
9288 (__mips16_call_stub_sf_2): Macro-ified.
9289 (__mips16_call_stub_sf_6): Macro-ified.
9290 (__mips16_call_stub_sf_9): Macro-ified.
9291 (__mips16_call_stub_sf_10): Macro-ified.
9292 (__mips16_call_stub_df_0): Macro-ified.
9293 (__mips16_call_stub_df_1): Macro-ified.
9294 (__mips16_call_stub_df_5): Macro-ified.
9295 (__mips16_call_stub_df_2): Macro-ified.
9296 (__mips16_call_stub_df_6): Macro-ified.
9297 (__mips16_call_stub_df_9): Macro-ified.
9298 (__mips16_call_stub_df_10): Macro-ified.
9299 (__mips16_call_stub_sc_0): New.
9300 (__mips16_call_stub_sc_1): New.
9301 (__mips16_call_stub_sc_5): New.
9302 (__mips16_call_stub_sc_2): New.
9303 (__mips16_call_stub_sc_6): New.
9304 (__mips16_call_stub_sc_9): New.
9305 (__mips16_call_stub_sc_10): New.
9306 (__mips16_call_stub_dc_0): New.
9307 (__mips16_call_stub_dc_1): New.
9308 (__mips16_call_stub_dc_5): New.
9309 (__mips16_call_stub_dc_2): New.
9310 (__mips16_call_stub_dc_6): New.
9311 (__mips16_call_stub_dc_9): New.
9312 (__mips16_call_stub_dc_10): New.
9314 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9315 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9316 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9318 2007-05-23 Ian Lance Taylor <iant@google.com>
9320 * doc/invoke.texi (Invoking GCC): Document that the order of the
9323 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9326 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9327 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9328 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9332 * config/score/score.c (score_print_operand): Make sure that only
9333 lower bits are used.
9335 2007-05-22 Ian Lance Taylor <iant@google.com>
9337 * tree-vrp.c (avoid_overflow_infinity): New static function,
9338 broken out of set_value_range_to_value.
9339 (set_value_range_to_value): Call avoid_overflow_infinity.
9340 (extract_range_from_assert): Likewise.
9342 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9345 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9346 change the type before looking for a COMPOUND_EXPR.
9348 2007-05-22 Ian Lance Taylor <iant@google.com>
9350 * lower-subreg.c (decompose_multiword_subregs): If we change an
9351 insn, call remove_retval_note on it.
9353 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9355 * regs.h (end_hard_regno): New function.
9356 (END_HARD_REGNO, END_REGNO): New macros.
9357 (add_to_hard_reg_set): New function.
9358 (remove_from_hard_reg_set): Likewise.
9359 (in_hard_reg_set_p): Likewise.
9360 (overlaps_hard_reg_set_p): Likewise.
9361 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9362 (note_btr_set): Use END_HARD_REGNO.
9363 * caller-save.c (setup_save_areas): Use end_hard_regno.
9364 (mark_set_regs): Use END_HARD_REGNO.
9365 (add_stored_regs): Use end_hard_regno.
9366 (mark_referenced_regs): Use add_to_hard_reg_set.
9367 * combine.c (update_table_tick): Use END_REGNO.
9368 (record_value_for_reg): Likewise.
9369 (record_dead_and_set_regs): Likewise.
9370 (get_last_value_validate): Likewise.
9371 (use_crosses_set_p): Likewise.
9372 (reg_dead_at_p_1): Likewise.
9373 (reg_dead_at_p): Likewise.
9374 (mark_used_regs_combine): Use add_to_hard_reg_set.
9375 (move_deaths): Use END_HARD_REGNO.
9376 (reg_bitfield_target_p): Use end_hard_regno.
9377 (distribute_notes): Use END_HARD_REGNO.
9378 * cse.c (mention_regs): Use END_REGNO.
9379 (insert): Use add_to_hard_reg_set.
9380 (invalidate): Use END_HARD_REGNO.
9381 (invalidate_for_call): Likewise.
9382 (exp_equiv_p): Use END_REGNO.
9383 (cse_insn): Likewise.
9384 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9385 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9386 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9387 * function.c (keep_stack_depressed): Use end_hard_regno.
9388 * global.c (global_alloc): Use end_hard_regno.
9389 (global_conflicts): Use add_to_hard_reg_set instead of
9391 (find_reg): Likewise.
9392 (mark_reg_store): Likewise.
9393 (mark_reg_conflicts): Likewise.
9394 (mark_reg_death): Use remove_from_hard_reg_set.
9395 (mark_reg_live_nc): Delete.
9396 (set_preference): Use end_hard_regno.
9397 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9398 remove_from_hard_reg_set.
9399 (post_mark_life): Use add_to_hard_reg_set.
9400 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9401 (reg_becomes_live): Use add_to_hard_reg_set.
9402 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9403 (peep2_find_free_register): Use add_to_hard_reg_set.
9404 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9405 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9406 * regrename.c (note_sets): Use add_to_hard_reg_set.
9407 (clear_dead_regs): Use remove_from_hard_reg_set.
9408 (regrename_optimize): Use add_to_hard_reg_set.
9409 (find_oldest_value_reg): Use in_hard_reg_set_p.
9410 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9411 (hard_reg_set_here_p): Use end_hard_regno.
9412 (decompose): Likewise.
9413 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9414 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9415 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9416 (mark_home_live): Use end_hard_regno.
9417 (spill_hard_reg): Likewise.
9418 (clear_reload_reg_in_use): Likewise.
9419 * reorg.c (delete_prior_computation): Use END_REGNO.
9420 * resource.c (update_live_status): Use END_HARD_REGNO.
9421 (mark_referenced_resources): Use add_to_hard_reg_set.
9422 (mark_set_resources): Likewise.
9423 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9424 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9425 (reg_overlap_mentioned_p): Likewise.
9426 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9427 (covers_regno_no_parallel_p): Use END_REGNO.
9428 (find_regno_note): Likewise.
9429 (find_reg_fusage): Use END_HARD_REGNO.
9430 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9431 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9433 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9435 * mode-switching.c (reg_dies): Change type of second argument to
9437 (optimize_mode_switching): Update accordingly.
9439 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9441 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9443 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9444 (hard_reg_set_empty_p): ...these new functions.
9445 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9446 GO_IF_HARD_REG_SUBSET.
9447 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9448 instead of GO_IF_HARD_REG_EQUAL.
9449 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9450 instead of GO_IF_HARD_REG_EQUAL.
9451 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9452 GO_IF_HARD_REG_SUBSET.
9453 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9454 GO_IF_HARD_REG_EQUAL.
9455 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9456 of GO_IF_HARD_REG_SUBSET.
9457 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9458 instead of GO_IF_HARD_REG_EQUAL.
9459 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9460 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9461 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9462 of GO_IF_HARD_REG_SUBSET,
9463 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9464 GO_IF_HARD_REG_SUBSET.
9465 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9466 instead of GO_IF_HARD_REG_EQUAL.
9467 * config/sh/sh.c (push_regs, calc_live_regs): Use
9468 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9469 (hard_regs_intersect_p): Delete.
9471 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9473 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9475 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9476 Richard Henderson <rth@redhat.com>
9478 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9480 (x86_64-*-*): Likewise.
9482 * i386/i386-modes.def (V2QI): New.
9484 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9486 (override_options): Support SSE4.1.
9487 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9488 (IX86_BUILTIN_BLENDPS): Likewise.
9489 (IX86_BUILTIN_BLENDVPD): Likewise.
9490 (IX86_BUILTIN_BLENDVPS): Likewise.
9491 (IX86_BUILTIN_PBLENDVB128): Likewise.
9492 (IX86_BUILTIN_PBLENDW128): Likewise.
9493 (IX86_BUILTIN_DPPD): Likewise.
9494 (IX86_BUILTIN_DPPS): Likewise.
9495 (IX86_BUILTIN_INSERTPS128): Likewise.
9496 (IX86_BUILTIN_MOVNTDQA): Likewise.
9497 (IX86_BUILTIN_MPSADBW128): Likewise.
9498 (IX86_BUILTIN_PACKUSDW128): Likewise.
9499 (IX86_BUILTIN_PCMPEQQ): Likewise.
9500 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9501 (IX86_BUILTIN_PMAXSB128): Likewise.
9502 (IX86_BUILTIN_PMAXSD128): Likewise.
9503 (IX86_BUILTIN_PMAXUD128): Likewise.
9504 (IX86_BUILTIN_PMAXUW128): Likewise.
9505 (IX86_BUILTIN_PMINSB128): Likewise.
9506 (IX86_BUILTIN_PMINSD128): Likewise.
9507 (IX86_BUILTIN_PMINUD128): Likewise.
9508 (IX86_BUILTIN_PMINUW128): Likewise.
9509 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9510 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9511 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9512 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9513 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9514 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9515 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9516 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9517 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9518 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9519 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9520 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9521 (IX86_BUILTIN_PMULDQ128): Likewise.
9522 (IX86_BUILTIN_PMULLD128): Likewise.
9523 (IX86_BUILTIN_ROUNDPD): Likewise.
9524 (IX86_BUILTIN_ROUNDPS): Likewise.
9525 (IX86_BUILTIN_ROUNDSD): Likewise.
9526 (IX86_BUILTIN_ROUNDSS): Likewise.
9527 (IX86_BUILTIN_PTESTZ): Likewise.
9528 (IX86_BUILTIN_PTESTC): Likewise.
9529 (IX86_BUILTIN_PTESTNZC): Likewise.
9530 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9531 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9532 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9533 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9534 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9536 (bdesc_sse_3arg): Likewise.
9537 (bdesc_2arg): Likewise.
9538 (bdesc_1arg): Likewise.
9539 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9541 (ix86_expand_sse_4_operands_builtin): New.
9542 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9543 smaller than 8 bits as the 2nd arg.
9544 (ix86_expand_sse_ptest): New.
9545 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9546 (ix86_expand_vector_set): Support SSE4.1.
9547 (ix86_expand_vector_extract): Likewise.
9549 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9550 __SSE4_1__ for -msse4.1.
9552 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9553 (UNSPEC_INSERTPS): Likewise.
9554 (UNSPEC_DP): Likewise.
9555 (UNSPEC_MOVNTDQA): Likewise.
9556 (UNSPEC_MPSADBW): Likewise.
9557 (UNSPEC_PHMINPOSUW): Likewise.
9558 (UNSPEC_PTEST): Likewise.
9559 (UNSPEC_ROUNDP): Likewise.
9560 (UNSPEC_ROUNDS): Likewise.
9562 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9564 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9565 (const_pow2_1_to_32768_operand): Likewise.
9567 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9570 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9572 (sse4_1_insertps): Likewise.
9573 (*sse4_1_extractps): Likewise.
9574 (sse4_1_ptest): Likewise.
9575 (sse4_1_mulv2siv2di3): Likewise.
9576 (*sse4_1_mulv4si3): Likewise.
9577 (*sse4_1_smax<mode>3): Likewise.
9578 (*sse4_1_umax<mode>3): Likewise.
9579 (*sse4_1_smin<mode>3): Likewise.
9580 (*sse4_1_umin<mode>3): Likewise.
9581 (sse4_1_eqv2di3): Likewise.
9582 (*sse4_1_pinsrb): Likewise.
9583 (*sse4_1_pinsrd): Likewise.
9584 (*sse4_1_pinsrq): Likewise.
9585 (*sse4_1_pextrb): Likewise.
9586 (*sse4_1_pextrb_memory): Likewise.
9587 (*sse4_1_pextrw_memory): Likewise.
9588 (*sse4_1_pextrq): Likewise.
9589 (sse4_1_blendpd): Likewise.
9590 (sse4_1_blendps): Likewise.
9591 (sse4_1_blendvpd): Likewise.
9592 (sse4_1_blendvps): Likewise.
9593 (sse4_1_dppd): Likewise.
9594 (sse4_1_dpps): Likewise.
9595 (sse4_1_movntdqa): Likewise.
9596 (sse4_1_mpsadbw): Likewise.
9597 (sse4_1_packusdw): Likewise.
9598 (sse4_1_pblendvb): Likewise.
9599 (sse4_1_pblendw): Likewise.
9600 (sse4_1_phminposuw): Likewise.
9601 (sse4_1_extendv8qiv8hi2): Likewise.
9602 (*sse4_1_extendv8qiv8hi2): Likewise.
9603 (sse4_1_extendv4qiv4si2): Likewise.
9604 (*sse4_1_extendv4qiv4si2): Likewise.
9605 (sse4_1_extendv2qiv2di2): Likewise.
9606 (*sse4_1_extendv2qiv2di2): Likewise.
9607 (sse4_1_extendv4hiv4si2): Likewise.
9608 (*sse4_1_extendv4hiv4si2): Likewise.
9609 (sse4_1_extendv2hiv2di2): Likewise.
9610 (*sse4_1_extendv2hiv2di2): Likewise.
9611 (sse4_1_extendv2siv2di2): Likewise.
9612 (*sse4_1_extendv2siv2di2): Likewise.
9613 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9614 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9615 (sse4_1_zero_extendv4qiv4si2): Likewise.
9616 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9617 (sse4_1_zero_extendv2qiv2di2): Likewise.
9618 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9619 (sse4_1_zero_extendv4hiv4si2): Likewise.
9620 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9621 (sse4_1_zero_extendv2hiv2di2): Likewise.
9622 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9623 (sse4_1_zero_extendv2siv2di2): Likewise.
9624 (*sse4_1_zero_extendv2siv2di2): Likewise.
9625 (sse4_1_roundpd): Likewise.
9626 (sse4_1_roundps): Likewise.
9627 (sse4_1_roundsd): Likewise.
9628 (sse4_1_roundss): Likewise.
9629 (mulv4si3): Don't expand for SSE4.1.
9630 (smax<mode>3): Likewise.
9631 (umaxv4si3): Likewise.
9632 (uminv16qi3): Likewise.
9633 (umin<mode>3): Likewise.
9634 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9636 * doc/extend.texi: Document SSE4.1 built-in functions.
9638 * doc/invoke.texi: Document -msse4.1.
9640 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9642 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9643 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9644 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9645 (ASM_SPEC): Add asm_pcrel_spec.
9646 (EXTRA_SPECS): Add asm_pcrel_spec.
9648 2007-05-21 David Daney <ddaney@avtrex.com>
9650 * doc/install.texi (Building a cross compiler): Add requirements
9651 for Java cross compiler.
9653 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9656 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9657 Add loopno argument. Use evolution_function_is_invariant_rec_p
9658 instead of evolution_function_is_constant_p.
9659 Update calls to evolution_function_is_affine_multivariate_p.
9660 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9661 Add loopno argument.
9662 * tree-scalar-evolution.c (gather_chrec_stats): Call
9663 evolution_function_is_affine_multivariate_p with a loop
9665 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9666 (analyze_overlapping_iterations): Likewise.
9667 (access_functions_are_affine_or_constant_p): Likewise.
9668 (build_classic_dist_vector_1): If the access functions
9669 are equal, don't do anything.
9671 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9672 Paolo Carlini <pcarlini@suse.de>
9673 Uros Bizjak <ubizjak@gmail.com>
9675 * c-cppbuiltin.c (c_cpp_builtins): Define
9676 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9677 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9678 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9679 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9681 2007-05-21 Mike Stump <mrs@apple.com>
9683 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9685 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9687 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9690 implementation if __OPTIMIZE__ is not defined.
9691 (_mm_alignr_pi8): Ditto.
9692 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9693 (_mm_inserti_si64): Ditto.
9694 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9695 (_mm_slli_epi16): Ditto.
9696 (_mm_slli_epi32): Ditto.
9697 (_mm_slli_epi64): Ditto.
9698 (_mm_srai_epi16): Ditto.
9699 (_mm_srai_epi32): Ditto.
9700 (_mm_srli_si128): Ditto.
9701 (_mm_slli_si128): Ditto.
9702 (_mm_srli_epi16): Ditto.
9703 (_mm_srli_epi32): Ditto.
9704 (_mm_srli_epi64): Ditto.
9705 (_mm_extract_epi16): Ditto.
9706 (_mm_insert_epi16): Ditto.
9707 (_mm_shufflehi_epi16): Ditto.
9708 (_mm_shufflelo_epi16): Ditto.
9709 (_mm_shuffle_epi32): Ditto.
9710 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9712 (_mm_insert_pi16): Ditto.
9714 (_mm_shuffle_pi16): Ditto.
9716 (_mm_shufle_ps): Ditto.
9717 (_mm_prefetch): Ditto.
9719 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9721 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9722 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9723 * real.c (encode_i370_single, decode_i370_single,
9724 encode_i370_double, decode_i370_double): Functions removed.
9725 (i370_single_format, i370_double_format): Initializations removed.
9726 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9727 Consider the log2_b field to always be one.
9728 (ieee_single_format, mips_single_format, coldfire_single_format,
9729 ieee_double_format, mips_double_format, coldfire_double_format,
9730 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9731 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9732 ibm_extended_format, mips_extended_format, ieee_quad_format,
9733 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9734 decimal_single_format, decimal_double_format, decimal_quad_format,
9735 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9736 initialization of log2_b.
9737 * real.h (i370_single_format, i370_double_format): Declarations
9739 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9740 field to always be one.
9742 2007-05-21 Andreas Schwab <schwab@suse.de>
9744 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9745 NOTE_INSN_BASIC_BLOCK_P.
9746 (process_for_unwind_directive): Likewise.
9748 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9750 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9751 * function.h (struct function): Move va_list_gpr_size,
9752 va_list_fpr_size, function_frequency to front of bitfields. Add
9754 (current_function_calls_unwind_init): New.
9755 * except.c (expand_builtin_unwind_init): Set
9756 current_function_calls_unwind_init not
9757 current_function_has_nonlocal_label.
9758 * reload1.c (has_nonexceptional_receiver): New.
9759 (reload): Use it and current_function_calls_unwind_init to
9760 determine whether call-saved regs must be saved.
9762 2007-05-20 Jan Hubicka <jh@suse.cz>
9764 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9765 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9766 * ddg.c (create_ddg): LIkewise.
9767 * final.c (final): Remove hunk moving line number notes around since
9768 they are no longer present at this stage.
9769 (final_scan_insn): Use NOTE_KIND instead of
9770 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9771 (output_asm_label): Likewise.
9772 * reorg.c (dbr_schedule): Likewise.
9773 * haifa-sched.c (unlink_other_notes): Likewise.
9774 * mode-switching.c (optimize_mode_switching): Likewise.
9775 * graph.c (start_bb): Likewise.
9776 * rtl.def (NOTE): Update description.
9777 * jump.c (squeeze_notes): Delete.
9778 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9779 NOTE_INSN_BASIC_BLOCK_P when possible.
9780 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9781 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9782 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9783 (dwarf2out_var_location): Likewise.
9784 * cfgbuild.c (make_edges): Likewise.
9785 (find_basic_blocks_1): Likewise.
9786 * function.c (reorder_blocks_1): Likewise.
9787 (epilogue_done): Likewise.
9788 (reposition_prologue_and_epilogue_notes): Likewise.
9789 * print-rtl.c (print_rtx): Likewise; drop code for printing
9791 (print_rtl): Likewise.
9792 (print_rtl_single): Likewise.
9793 * gcse.c (insert_insn_start_bb): Likewise.
9794 * alias.c (init_alias_analysis): Likewise.
9795 * calls.c (fixup_tail_calls): Likewise.
9796 * except.c (sjlj_emit_function_enter): Likewise.
9797 * emit-rtl.c (add_insn_after): Likeiwse.
9798 (emit_label_before): Likewise.
9799 (emit_label_after): Likewise.
9800 (emit_note_before, emit_note_after, emit_note): Update
9801 parameter to be enum insn_note; do not deal with source
9803 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9804 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9806 (merge_blocks_move_successor_nojumps): Simplify now when
9807 we don't have BLOCK notes.
9808 (try_optimize_cfg): Likewise.
9809 * cfglayout.c (skip_insns_after_block): Likewise.
9810 (record_effective_endpoints): Likewise.
9811 (duplicate_insn_chain): Likewise.
9812 * varasm.c (output_constant_pool_1): Likewise.
9813 * sched-deps.c (sched_analyze): Likewise.
9814 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9816 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9817 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9818 (SET_INSN_DELETED): Simplify.
9819 (NOTE_LINE_NUMBER): Exterminate.
9820 (NOTE_LINE_KIND): New.
9821 (NOTE_INSN_BASIC_BLOCK_P): Update.
9822 (enum insn_note): Simplify.
9823 (GET_NOTE_INSN_NAME) Simplify.
9824 (emit_note_before, emit_note_after, emit_note): Update prototype.
9825 (squeeze_notes): Remove.
9826 * sched-int.h (NOTE_NOT_BB_P): Update.
9827 * resource.c (mark_target_live_regs): Update.
9828 * sched-rgn.c (debug_dependencies): Update.
9829 * sched-vis.c (print_insn): Update.
9830 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9831 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9832 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9833 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9834 (split_branches): Update.
9835 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9837 (sh_adjust_unroll_max): Exterminate.
9838 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9839 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9840 (m68hc11_reorg): Likewise.
9841 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9842 (emit_predicate_relation_info): Update.
9843 (process_for_unwind_directive): Update.
9844 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9845 (output_call): Update.
9846 * config/pa/pa.c (output_lbranch): Update.
9847 (output_millicode_call): Update.
9848 (output_call): Update.
9849 (pa_combine_instructions): Update.
9850 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9851 * config/bfin/bfin.c (gen_one_bundle): Update.
9852 * cfgrtl.c (can_delete_note_p): Update.
9853 (delete_insn): Update.
9854 (rtl_merge_blocks): Update.
9855 (commit_one_edge_insertion): Update.
9856 (rtl_verify_flow_info): Update.
9857 * stmt.c (expand_case): Do not call squeeze_notes.
9859 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9866 * c.opt (Wtype-limits): New.
9867 * doc/invoke.texi (Wtype-limits): Document it.
9868 (Wextra): Enabled by -Wextra.
9869 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9870 * c-common.c (shorten_compare): Warn with Wtype-limits.
9872 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9874 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9875 inlined function, not as a macro.
9876 (_mm_alignr_pi8): Ditto.
9877 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9878 (_mm_inserti_si64): Ditto.
9879 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9880 (_mm_extract_epi16): Ditto.
9881 (_mm_insert_epi16): Ditto.
9882 (_mm_shufflehi_epi16): Ditto.
9883 (_mm_shufflelo_epi16): Ditto.
9884 (_mm_shuffle_epi32): Ditto.
9885 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9886 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9888 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9890 (_m_to_float): Use C89 compatible assignment.
9892 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9895 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9897 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9900 * doc/invoke.texi (Wreturn-type): Complete description.
9901 (Wextra): Delete item about return-type warning.
9902 * c-decl.c: Delete redundant Wextra warning.
9904 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9907 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9908 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9909 inlined function, not as a macro.
9910 (_mm_prefetch): Ditto.
9912 (_mm_insert_pi16): Ditto.
9914 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9915 (_m_pshufw): Ditto. Add const to __N argument.
9916 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9917 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9918 (_mm_slli_epi32): Ditto.
9919 (_mm_srli_si128): Implement as always inlined function, not as a
9920 macro. Add __inline to function declaration.
9921 (_mm_slli_si128): Ditto.
9923 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9925 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9926 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9928 (struct fenv): New structure.
9929 (FP_HANDLE_EXCEPTIONS): New define.
9930 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9931 (_FP_DECL_EXP): New define.
9932 (FP_INIT_ROUNDMODE): New define.
9933 (FP_ROUNDMODE): New define.
9935 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9937 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9938 (Wconversion): Update description.
9939 (Wconversion-sign): New.
9940 * c.opt (Wconversion-sign): New.
9941 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9942 means disabled for C++. Otherwise, take the status of Wconversion.
9943 * c-common.c (conversion_warning): Warn with either Wconversion or
9945 (warnings_for_convert_and_check): Conditions are already checked by
9947 (convert_and_check): Don't check warnings if the conversion failed.
9949 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9950 Anatoly Sokolov <aesok@dol.ru>
9952 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9953 avr_epilogue_uses) : Add declaration.
9954 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9955 * config/avr/constraints.md (R): New constraint.
9956 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9957 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9958 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9959 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9960 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9961 call_prologue_saves, epilogue_restores, return_from_epilogue,
9962 return_from_main_epilogue, return_from_interrupt_epilogue,
9963 return_from_naked_epilogue, prologue, epilogue): New patterns.
9964 (jump): Handle symbol reference.
9965 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9966 avr_output_function_prologue, avr_output_function_epilogue): Remove
9968 (avr_init_machine_status, expand_prologue, expand_epilogue,
9969 avr_asm_function_end_prologue, avr_epilogue_uses,
9970 avr_asm_function_begin_epilogue): New functions.
9971 (prologue_size, epilogue_size, jump_tables_size): Remove global
9973 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9974 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9975 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9976 (avr_override_options): Initialise init_machine_status.
9977 (output_movhi): Handle all stack pointer loads.
9978 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9979 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
9980 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
9981 (EPILOGUE_USES) Redefine.
9982 (machine_function) Declare.
9984 2007-05-19 Richard Sandiford <richard@codesourcery.com>
9986 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
9987 Use a single return statement.
9989 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9992 * builtins.c (do_mpfr_lgamma_r): New.
9993 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
9994 * tree.h (CASE_FLT_FN_REENT): New.
9996 2007-05-18 Geoffrey Keating <geoffk@apple.com>
9998 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
9999 (output_die): Use 'unsigned long' with %x.
10000 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10001 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10002 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10004 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10006 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10011 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10012 true if function has no argument.
10014 2007-05-18 DJ Delorie <dj@redhat.com>
10016 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10017 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10019 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10021 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10022 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10023 count_trailing_zeros.
10024 (__i386__): Implement count_leading_zeros using __builtin_clz().
10025 Implement count_trailing_zeros usign __builtin_ctz().
10027 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10029 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10031 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10033 PR middle-end/31344
10034 * expr.c (emit_move_change_mode): Change mode of push operands here.
10036 2007-05-17 Ian Lance Taylor <iant@google.com>
10038 PR tree-optimization/31953
10039 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10040 Change all callers.
10041 (set_value_range_to_null): Call set_value_range_to_value.
10042 (extract_range_from_comparison): Likewise.
10044 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10046 * toplev.c (print_version): Output GMP/MPFR version info.
10048 * builtins.c (CASE_MATHFN_REENT): New macro.
10049 (mathfn_built_in): Use it.
10050 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10051 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10052 BUILT_IN_LGAMMAL_R): New.
10053 * doc/extend.texi: Document new builtins.
10055 PR middle-end/31796
10056 * builtins.c (do_mpfr_remquo): New.
10057 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10058 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10060 PR middle-end/30251
10061 * builtins.c (fold_builtin_1): Handle y0, y1.
10062 (fold_builtin_2): Handle yn.
10064 PR middle-end/30251
10065 * builtins.c (do_mpfr_bessel_n): New.
10066 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10067 (fold_builtin_2): Handle BUILT_IN_JN.
10069 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10072 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10073 TYPE_PRECISION (intmax_type_node).
10075 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10078 * reload.c (subst_reloads): Remove checking.
10080 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10082 PR rtl-optimization/31691
10083 * combine.c (simplify_set): Build a new src pattern instead of
10084 substituting its operands in the COMPARE case.
10086 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10088 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10089 (execute_vrp): Preserve loops through jump threading.
10090 * tree-ssa-threadupdate.c (thread_single_edge,
10091 dbds_continue_enumeration_p, determine_bb_domination_status,
10092 thread_through_loop_header): New functions.
10093 (create_edge_and_update_destination_phis,
10094 create_edge_and_update_destination_phis): Set loops for the new blocks.
10095 (prune_undesirable_thread_requests): Removed.
10096 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10098 (thread_block): Do not call prune_undesirable_thread_requests.
10100 (mark_threaded_blocks): Select edges to thread here.
10101 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10102 Thread edges through loop headers independently.
10103 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10104 * tree-pass.h (TODO_mark_first_instance): New.
10105 (first_pass_instance): Declare.
10106 * cfghooks.c (duplicate_block): Put the block to the original loop
10107 if copy is not specified.
10108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10109 jump threading. Pass may_peel_loop_headers to
10110 thread_through_all_blocks according to first_pass_instance.
10111 * cfgloop.h (create_preheader): Declare.
10112 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10113 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10114 * passes.c (first_pass_instance): New variable.
10115 (next_pass_1): Set TODO_mark_first_instance.
10116 (execute_todo): Set first_pass_instance.
10118 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10120 PR tree-optimization/24659
10121 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10122 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10123 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10124 OTI_vec_pack_ufix_trunc.
10125 (vec_unpacks_float_hi_optab): Define new macro.
10126 (vec_unpacks_float_lo_optab): Ditto.
10127 (vec_unpacku_float_hi_optab): Ditto.
10128 (vec_unpacku_float_lo_optab): Ditto.
10129 (vec_pack_sfix_trunc_optab): Ditto.
10130 (vec_pack_ufix_trunc_optab): Ditto.
10131 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10132 and vec_pack_[s|u]fix_trunc_optab using
10133 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10134 * tree-vectorizer.c (supportable_widening_operation): Handle
10135 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10136 (supportable_narrowing_operation): New function.
10137 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10138 * tree-vect-transform.c (vectorizable_conversion): Handle
10139 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10140 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10141 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10142 to check for target support.
10143 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10144 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10145 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10146 for VEC_PACK_FIX_TRUNC_EXPR.
10147 (expand_binop): Special case mode of the result for
10148 vec_pack_[u|s]fix_trunc_optab.
10149 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10150 vec_pack_[u|s]fix_trunc_optab.
10152 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10153 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10154 * tree-pretty-print.c (dump_generic_node): Handle
10155 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10156 VEC_PACK_FIX_TRUNC_EXPR.
10158 * expr.c (expand_expr_real_1): Ditto.
10159 * tree-inline.c (estimate_num_insns_1): Ditto.
10160 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10162 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10163 (vec_unpacks_float_lo_v8hi): Ditto.
10164 (vec_unpacku_float_hi_v8hi): Ditto.
10165 (vec_unpacku_float_lo_v8hi): Ditto.
10166 (vec_unpacks_float_hi_v4si): Ditto.
10167 (vec_unpacks_float_lo_v4si): Ditto.
10168 (vec_pack_sfix_trunc_v2df): Ditto.
10170 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10172 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10173 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10174 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10175 [vec_pack_ufix_trunc]: Ditto.
10176 [vec_unpacks_float_hi]: Ditto.
10177 [vec_unpacks_float_lo]: Ditto.
10178 [vec_unpacku_float_hi]: Ditto.
10179 [vec_unpacku_float_lo]: Ditto.
10181 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10183 * soft-fp/README: Update for new files.
10184 * soft-fp/floattisf.c: New file.
10185 * soft-fp/floattidf.c: New file.
10186 * soft-fp/floattitf.c: New file.
10187 * soft-fp/floatuntisf.c: New file.
10188 * soft-fp/floatuntidf.c: New file.
10189 * soft-fp/floatuntitf.c: New file.
10190 * soft-fp/fixsfti.c: New file.
10191 * soft-fp/fixdfti.c: New file.
10192 * soft-fp/fixtfti.c: New file.
10193 * soft-fp/fixunssfti.c: New file.
10194 * soft-fp/fixunsdfti.c: New file.
10195 * soft-fp/fixunstfti.c: New file.
10196 * soft-fp/extendxftf.c: New file.
10197 * soft-fp/trunctfxf.c: New file.
10199 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10200 (__trunctfxf2): Ditto.
10202 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10203 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10204 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10205 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10206 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10207 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10209 * config/i386/t-fprules-softfp64: New file.
10210 * config/i386/sfp-machine.h: New file.
10211 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10212 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10213 and soft-fp/t-softfp to tmake_file.
10214 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10215 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10217 * config/i386/t-linux64 (softfp_wrap_start): New.
10218 (softfp_wrap_end): New.
10219 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10220 supported for TARGET_64BIT.
10222 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10224 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10225 c_common_unsigned_type behavior.
10227 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10229 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10232 2007-05-16 Eric Christopher <echristo@apple.com>
10234 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10235 saving after stack push. Set sp_offset whenever we push.
10236 (rs6000_emit_epilogue): Move altivec register restore before
10239 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10241 * configure.ac: Allow sysroots to be relocated under $prefix as
10242 well as $exec_prefix.
10243 * configure: Regenerate.
10245 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10249 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10251 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10252 (gcc_tooldir): Likewise.
10253 * configure: Regenerate.
10254 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10255 old configure.ac gcc_tooldir setting.
10256 (prefix_to_exec_prefix): New variable.
10257 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10258 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10260 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10262 * c-typeck.c (build_binary_op): Return early for error.
10264 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10266 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10267 struct nb_iter_bound.
10268 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10269 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10270 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10271 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10272 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10273 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10274 (del_scev_info): Use ggc_free.
10275 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10276 * loop-init.c: Include ggc.h.
10277 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10278 (loop_optimizer_finalize): Use ggc_free.
10279 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10280 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10281 pass_iv_optimize): Add TODO_ggc_collect.
10282 * function.h (struct function): Remove skip marker from
10284 * cfgloop.c: Include ggc.h.
10285 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10287 (establish_preds): Vector superloops is gc allocated.
10288 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10290 (flow_loops_find): Vector larray is gc allocated.
10291 (loop_exit_free): Use ggc_free.
10292 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10293 that head of exits list is now not a part of struct loop.
10294 (record_loop_exits): Allocate exits table in gc memory.
10295 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10296 that head of exits list is now not a part of struct loop.
10297 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10298 struct loop_exit): Add GTY marker.
10299 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10300 Add skip marker to aux field. Make head of exits list a separate
10302 (struct loops): Add GTY marker. Make larray vector gc allocated.
10303 Add param marker to exits table.
10304 (get_loops): Type changed.
10305 * Makefile.in (tree-scalar-evolution.o): Add
10306 gt-tree-scalar-evolution.h dependency.
10307 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10308 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10309 * basic-block.h (struct basic_block_def): Remove skip marker from
10312 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10314 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10315 of 0 in the call to expand_expr().
10316 (expand_builtin_mathfn_3): Ditto.
10317 (expand_builtin_interclass_mathfn): Ditto.
10318 (expand_builtin_cexpi): Ditto.
10319 (expand_builtin_int_roundingfn): Ditto.
10320 (expand_builtin_int_roundingfn_2): Ditto.
10321 (expand_builtin_pow): Ditto.
10322 (expand_builtin_powi): Ditto.
10323 (expand_builtin_bswap): Ditto.
10324 (expand_builtin_unop): Ditto.
10325 (expand_builtin_fabs): Ditto.
10326 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10327 the call to expand_expr().
10328 (expand_builtin_sync_operation): Ditto.
10329 (expand_builtin_compare_and_swap): Ditto.
10330 (expand_builtin_lock_test_and_set): Ditto.
10331 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10332 instead of 0 in the call to expand_expr().
10333 (expand_builtin_extract_return_addr): Ditto.
10334 (expand_builtin_eh_return): Ditto.
10335 (expand_eh_return): Ditto.
10336 * explow.c (expr_size): Ditto.
10337 * expr.c (optimize_bitfield_assignment_op): Ditto.
10338 (expand_assignement): Ditto.
10339 (store_expr): Ditto.
10340 (store_field): Ditto.
10341 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10342 the call to expand_expr().
10343 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10344 in the call to expand_expr().
10345 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10346 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10347 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10349 * optabs.c (expand_vec_shift_expr): Ditto.
10350 (expand_vec_cond_expr): Ditto.
10351 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10352 call to expand_expr().
10353 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10354 in the call to expand_expr().
10356 2007-05-14 Dave Korn <dave.korn@artimi.com>
10358 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10360 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10362 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10363 instead of c_common_unsigned_type.
10364 (c_common_unsigned_type): Remove.
10365 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10366 c_common_unsigned_type.
10367 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10368 c_common_unsigned_type.
10369 * c-common.h (c_common_unsigned_type): Remove.
10370 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10371 c_common_unsigned_type.
10372 * c-format.c (check_format_types): Use unsigned_type_for instead of
10373 c_common_unsigned_type.
10374 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10375 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10376 of c_common_unsigned_type.
10377 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10378 lang_hooks.types.unsigned_type.
10379 * expmed.c (make_tree): Use unsigned_type_for instead of
10380 lang_hooks.types.unsigned_type.
10381 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10382 lang_hooks.types.unsigned_type.
10383 (build_range_check): Likewise.
10384 (fold_unary): Likewise.
10385 (fold_binary): Likewise.
10386 (fold_ternary): Likewise.
10387 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10388 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10389 * tree.c (get_unsigned_type): New.
10390 (unsigned_type_for): Use get_unsigned_type instead of
10391 lang_hooks.types.unsigned_type.
10393 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10395 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10396 to m68k_get_function_kind. Update its prototype.
10397 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10399 (m68k_interrupt_function_p): Return enum m68k_function_type
10400 instead of bool. Rename to m68k_get_function_kind.
10401 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10402 target is not fido.
10403 (m68k_compute_frame_layout): Don't mark any register for save
10404 if an interrupt_thread attribute is specified.
10405 (m68k_hard_regno_rename_ok): Update a use of
10406 m68k_interrupt_function_p.
10407 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10408 m68k_interrupt_function_p.
10409 (m68k_function_type): New.
10410 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10411 for a function with an interrupt_thread attribute.
10412 * doc/extend.texi: Document the interrupt_thread attribute.
10414 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10416 Fix PR tree-optimization/31911
10417 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10418 if they didn't change the expression.
10420 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10422 * tree-scalar-evolution.c (resolve_mixers): Exported.
10423 * tree-scalar-evolution.h (resolve_mixers): Declare.
10424 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10425 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10426 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10427 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10428 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10429 strip_conversion, analyze_offset_expr, address_analysis,
10430 object_analysis, analyze_offset): Removed.
10431 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10432 split_constant_offset, canonicalize_base_object_address,
10433 object_address_invariant_in_loop_p, disjoint_objects_p,
10434 dr_may_alias_p, dr_address_invariant_p): New functions.
10435 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10436 and dr_analyze_alias.
10437 (initialize_data_dependence_relation): Use dr_may_alias_p
10438 and object_address_invariant_in_loop_p.
10439 (compute_self_dependence): Handle the case when
10440 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10441 (find_data_references_in_stmt): Restrict the analysis of data
10442 references to the given loop nest.
10443 (find_data_references_in_loop): Made static. Pass loop nest to
10444 find_data_references_in_stmt.
10445 (compute_data_dependences_for_loop): Use DR_VOPS.
10446 (free_data_ref): Free DR_VOPS.
10447 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10448 (struct innermost_loop_behavior): ... new.
10449 (struct base_object_info): Replaced by ...
10450 (struct indices): ... new.
10451 (struct dr_alias): New.
10452 (enum data_ref_type): Removed.
10453 (struct data_reference): Consist of struct innermost_loop_behavior,
10454 struct indices and struct dr_alias.
10455 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10456 (DR_MEMTAG): Renamed to ...
10457 (DR_SYMBOL_TAG): ... this.
10458 (find_data_references_in_loop): Declaration removed.
10459 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10460 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10461 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10462 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10464 2007-05-13 Revital Eres <eres@il.ibm.com>
10466 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10467 which walks virtual def-use chains to find redundant stores.
10468 (dse_optimize_stmt): Call it.
10470 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10472 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10473 * passes.c (init_optimization_passes): Move pass_jump_bypass
10476 * basic-block.h (bb_has_eh_pred): Fix style issue.
10478 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10480 PR rtl-optimization/31848
10481 * loop-invariant.c (move_invariant_reg): If we move an insn
10482 with a REG_EQUAL note, and that insn is not always executed,
10483 remove the REG_EQUAL note.
10485 2007-05-12 Richard Guenther <rguenther@suse.de>
10487 PR tree-optimization/31797
10488 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10489 propagate into a stmt that has volatile ops.
10491 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10493 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10494 (gcc_tooldir): Likewise.
10495 * configure: Regenerate.
10496 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10497 old configure.ac gcc_tooldir setting.
10498 (prefix_to_exec_prefix): New variable.
10499 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10500 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10502 2007-05-11 Silvius Rus <rus@google.com>
10504 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10505 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10506 * c-common.h (strict_aliasing_warning): Change return type.
10507 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10508 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10509 (build_c_cast): Condition call to strict_aliasing_warning.
10510 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10511 * flags.h (set_Wstrict_aliasing): Declare.
10512 * opts.c (set_Wstrict_alising): Define, add call to.
10513 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10514 * tree-ssa-alias-warnings.c: New file.
10515 * tree-ssa-alias.c (compute_may_aliases): Add call to
10516 strict_aliasing_warning_backend.
10518 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10520 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10521 Use loop_depth and loop_outer accessor functions.
10522 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10523 determine_invariantness_stmt, move_computations_stmt): Ditto.
10524 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10525 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10526 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10527 * tree-scalar-evolution.c (interpret_loop_phi,
10528 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10529 instantiate_parameters_1, scev_const_prop): Ditto.
10530 * cfghooks.c (make_forwarder_block): Ditto.
10531 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10532 * modulo-sched.c (loop_canon_p): Ditto.
10533 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10534 slpeel_can_duplicate_loop_p): Ditto.
10535 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10536 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10537 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10538 cancel_loop, verify_loop_structure): Ditto.
10539 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10540 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10541 superloops vector instead of "pred" array.
10542 (establish_preds): Take father loop as an argument. Initialize the
10544 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10545 Do not initialize loop->outer.
10546 (flow_loop_tree_node_remove): Truncate the superloops vector.
10547 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10548 "pred" merged to "superloops" vector.
10549 (loop_depth, loop_outer): New.
10550 (fel_init): Use loop_outer.
10552 2007-05-11 Jan Hubicka <jh@suse.cz>
10554 * cgraphunit.c: Include gt-cgraphunit.h
10555 (static_ctors, static_dtors): New static vars.
10556 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10557 based on implementation in c-common.c
10558 (cgraph_finalize_function): Call record_cdtor_fn.
10559 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10560 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10561 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10562 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10563 build_cdtor, c_build_cdtor_fns): Remove.
10564 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10565 c_build_cdtor_fns): Remove prototype.
10567 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10570 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10571 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10572 * builtins.c (fold_builtin_memchr): New.
10573 (expand_builtin_memchr): Call the latter.
10574 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10575 * doc/extend.texi ([Other built-in functions provided by GCC]):
10578 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10580 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10581 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10582 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10583 PFPO_OP1_TYPE_SHIFT): Constants added.
10584 (DFP_ALL): Mode macro defined.
10585 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10586 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10587 Insn definitions added.
10588 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10589 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10592 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10594 PR tree-optimization/31885
10595 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10596 NULL_TREE to be undetermined.
10597 (automatically_generated_chrec_p): Return false for NULL.
10599 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10601 * config/bfin/bfin.h (MOVE_RATIO): Define.
10603 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10605 * config.gcc (sparc-wrs-vxworks): New target.
10606 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10607 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10608 * config/sparc/sparc.h: Include vxworks-dummy.h.
10609 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10610 include LABEL_REFs too.
10611 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10612 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10614 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10616 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10617 (sparc_emit_call_insn): New function.
10618 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10619 functions when generating VxWorks PIC.
10620 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10621 (call, call_value): Use sparc_emit_call_insn instead of
10624 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10626 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10628 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10630 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10631 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10632 split_double instead of operand_subword.
10634 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10636 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10637 * config/bfin/bfin.c (bfin_local_alignment): New function.
10638 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10640 2007-05-08 Chao-ying Fu <fu@mips.com>
10642 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10643 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10644 (smsub_widen_optab, umsub_widen_optab): Define.
10645 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10647 * genopinit.c (optabs): Fill in smsub_widen_optab and
10649 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10650 and umsub_widen_optab to implement multiply-subtract sequences.
10651 * config/mips/mips.md (*msac<u>_di): Rename to...
10652 (<u>msubsidi4): ...this. Extend condition to include
10653 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10654 of operand 0 to "ka" and use the three-operand form of msub<u>
10656 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10659 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10661 PR rtl-optimization/28011
10662 * reload.c (push_reload): Set dont_share if IN appears in OUT
10663 also when IN is a PLUS rtx.
10664 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10667 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10669 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10670 call unshare_all_decls.
10671 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10672 (unshare_all_decls): Remove.
10674 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10677 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10680 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10681 Nigel Stephens <nigel@mips.com>
10683 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10684 Update comments and all uses.
10685 (MIN_FPRS_PER_FMT): Define.
10686 * config/mips/mips.c (function_arg): Fix to correctly handle
10687 the -mips32r2 -mfp64 -mabi=32 case.
10688 (override_options): Enable use of odd-numbered registers for
10689 SFmode values on MIPS32.
10690 (mips_save_reg_p): Save whole floating-point register pair if
10691 either half is used.
10692 (compute_frame_size): Fix comment.
10694 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10696 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10697 argument of type bool.
10698 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10699 argument. Safely select temporary P register according to it.
10700 (do_link): Change call site of add_to_reg accordingly.
10701 (do_unlink): Add epilogue_p as a fourth argument and pass it
10703 (expand_interrupt_handler_epilogue): Change call of do_unlink
10705 (bfin_expand_prologue): Add a third argument sibcall_p.
10706 * config/bfin/bfin.md (epilogue): Change call of
10707 bfin_expand_epilogue accordingly.
10708 (sibcall_epilogue): Likewise.
10709 (eh_return_internal): Likewise.
10711 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10712 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10713 * config/bfin/bfin.c (bfin_handle_option): Handle
10714 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10715 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10716 Support bf534, bf536 and bf561.
10717 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10719 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10722 * config/i386/i386.c (ix86_function_regparm): Process local
10723 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10725 2007-05-07 Mike Stump <mrs@apple.com>
10727 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10728 also checks for and while statements in C++.
10730 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10732 * gcc.c (at_file_supplied): New variable.
10733 (main): Set it if we expanded argv.
10734 (do_spec_1): Pass an @-file to the linker if we were called with
10735 an @-file argument and HAVE_GNU_LD.
10736 * collect2.c (at_file_supplied): New variable.
10737 (response_file): New variable.
10738 (collect_exit): Unlink response_file if necessary.
10739 (handler): Likewise.
10740 (do_wait): Likewise.
10741 (main): Set at_file_supplied if we expanded argv.
10742 (collect_execute): Pass an @-file to subprocesses if we were called
10743 with an @-file argument.
10744 * configure.ac: Add define for HAVE_GNU_LD.
10745 * configure: Regenerate.
10746 * config.in: Regenerate.
10748 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10750 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10751 operand to HI mode.
10756 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10758 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10759 (TARGET_ENCODE_SECTION_INFO): Re-define.
10760 (m32c_encode_section_info): New
10761 (function_vector_handler): New
10762 (current_function_special_page_vector): New
10763 (m32c_special_page_vector_p): New.
10764 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10766 * config/m32c/jump.md: Added instruction JSRS for functions
10767 with attribute "function_vector".
10768 * doc/extend.texi (function_vector): Added description
10769 for M16C, M32C targets.
10771 2007-05-07 DJ Delorie <dj@redhat.com>
10774 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10775 ashrpsi3, lshrpsi3): Update shift count constraint.
10777 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10778 Nathan Froyd <froydnj@codesourcery.com>
10781 * c-incpath.c (add_path): Strip trailing path separators.
10783 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10785 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10786 Free dominance info before purging EH edges.
10787 (eliminate_degenerate_phis): Likewise.
10788 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10790 2007-05-07 Jan Hubicka <jh@suse.cz>
10792 * gimplify.c (gimplify_expr): Do not crash when folding
10793 (void *)(int)&a + 4.
10795 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10798 * c-opts.c (lang_fortran): Make it non static.
10799 * c-common.h (lang_fortran): New prototype.
10800 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10801 -lang-fortran option was passed by the driver.
10803 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10805 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10806 of ASSERT_CHECKING. Tweak message.
10808 2007-05-06 Revital Eres <eres@il.ibm.com>
10811 * loop-unroll.c (insert_var_expansion_initialization):
10812 Initialize the expansions with -zero instead of +zero.
10814 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10816 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10817 into pic and non-pic versions. Mark r19 as used for
10818 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10819 for tgd_load, tld_load and tie_load .
10820 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10821 version of tgd_load, tld_load and tie_load depending on the
10824 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10825 Jakub Jelinek <jakub@redhat.com>
10827 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10828 (__do_global_dtors_aux): Use more paranoid loop to run
10829 destructors if HIDDEN_DTOR_LIST_END.
10830 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10832 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10834 * varasm.c (align_variable): Don't increase alignment for
10835 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10836 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10838 2007-05-04 Josh Conner <jconner@apple.com>
10840 * basic-block.h (cdi_direction): Assign values to all enumeration
10842 (dom_computed): Remove.
10843 (dom_info_state): New.
10844 (set_dom_info_availability): New.
10845 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10846 walk_data.dom_direction.
10847 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10848 instead of dom_computed[].
10849 (split_edge): Likewise.
10850 (create_basic_block): Likewise.
10851 (merge_blocks): Likewise.
10852 * ifcvt.c (find_if_header): Likewise.
10853 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10854 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10855 * tree-ssa.c (verify_ssa): Likewise.
10856 * tree-cfg.c (tree_verify_flow_info): Likewise.
10857 (remove_edge_and_dominated_blocks): Likewise.
10858 * dominance.c (dom_computed): Make static.
10859 (calc_dfs_tree_nonrec): Change third param to a bool.
10860 (calc_dfs_tree): Change second param to a bool.
10861 (calc_idioms): Change second param to a bool. Use
10862 dom_convert_dir_to_idx.
10863 (init_dom_info): Validate dir before using.
10864 (dom_convert_dir_to_idx): New.
10865 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10866 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10867 (free_dominance_info): Use dom_convert_dir_to_idx.
10868 (get_immediate_dominator): Likewise.
10869 (set_immediate_dominator): Likewise.
10870 (get_dominated_by): Likewise.
10871 (redirect_immediate_dominators): Likewise.
10872 (nearest_common_denominator): Likewise.
10873 (dominated_by_p): Likewise.
10874 (bb_dom_dfs_in): Likewise.
10875 (bb_dom_dfs_out): Likewise.
10876 (recount_dominator): Likewise.
10877 (iterate_fix_dominators): Likewise.
10878 (add_to_dominance_info): Likewise.
10879 (delete_from_dominance_info): Likewise.
10880 (first_dom_son): Likewise.
10881 (next_dom_son): Likewise.
10882 (dom_info_available_p): Likewise.
10883 (dom_info_state): New.
10884 (set_dom_info_availability): New.
10886 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10888 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10890 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10892 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10894 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10895 (subdi3, subdi_carry): Delete.
10897 2007-05-04 Jan Hubicka <jh@suse.cz>
10898 Richard Guenther <rguenther@suse.de>
10900 * opts.c (decode_options): Do not fiddle with inlining
10901 parameters in case of optimizing for size.
10902 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10903 for size do nothing.
10904 (cgraph_decide_inlining_of_small_function): When optimizing for
10905 size never inline functions increasing caller size.
10906 (cgraph_early_inlining): Inline for size when optimizing for size.
10908 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10910 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10911 logical operations piecewise.
10912 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10913 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10914 subdi_sesidi_di): Delete.
10915 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10916 the generated sequence. Allow three-reg add in constraints. Rewrite
10917 the rtl expression for carry to avoid zero_extend of a constant.
10918 (sub_with_carry): New pattern.
10919 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10920 different sequence not involving jumps.
10921 (notbi): Now a named pattern.
10923 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10925 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10926 Add the note about a significant loss of accuracy of some
10927 mathematical routines when these options are used.
10929 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10931 * haifa-sched.c (rtx_vec_t): New typedef.
10932 (contributes_to_priority_p): Extract piece of priority () into new
10934 (priority): Use the function. Add assertion.
10935 (rank_for_schedule, set_priorities): Add assertion to check that
10936 insn's priority is initialized.
10937 (clear_priorities, calc_priorities): Change signature. Make it update
10938 all relevant insns. Update all callers ('add_to_speculative_block ()'
10939 and 'create_block_check_twin ()').
10940 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10941 Add new field 'priority_status'.
10942 (INSN_PRIORITY_STATUS): New macro.
10943 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10945 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10947 * sched-ebb.c (debug_ebb_dependencies): New static function.
10948 (init_ready_list): Use it.
10950 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10951 with changed signature and 'debug_rgn_dependencies ()'.
10952 (debug_rgn_dependencies): New static function.
10953 (init_ready_list): Use it.
10955 * sched-int.h (debug_dependencies): Declare.
10957 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10959 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10961 2007-05-04 Dirk Mueller <dmueller@suse.de>
10963 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10965 2007-05-03 Jan Hubicka <jh@suse.cz>
10967 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10968 ((T1)X op (T1)Y), for pointer type in more cases than before.
10970 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10972 * tree-object-size.c (plus_expr_object_size): When operand size is
10973 unknown, return unknown.
10975 2007-05-03 Dirk Mueller <dmueller@suse.de>
10977 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10979 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
10982 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
10984 2007-05-03 Janis Johnson <janis187@us.ibm.com>
10986 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
10988 2007-05-03 Joseph Myers <joseph@codesourcery.com>
10990 * config/soft-fp/double.h, config/soft-fp/extended.h,
10991 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
10992 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
10993 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
10994 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
10997 2007-05-03 Ian Lance Taylor <iant@google.com>
10999 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11000 MASK_PPC_GFXOPT for 8540 or 8548.
11002 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11004 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11005 vect_print_dump_info() to output debug information.
11007 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11010 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11011 operands of size 2 when operand is not MEM_P.
11013 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11015 PR tree-optimization/30565
11016 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11018 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11020 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11021 (umulsi3_highpart): Use them.
11022 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11023 for final accumulator to D regisster tranfser.
11025 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11027 PR tree-optimization/31699
11028 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11030 (vect_enhance_data_refs_alignment): Compute peel amount using
11031 TYPE_VECTOR_SUBPARTS instead of vf.
11032 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11034 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11037 * system.h: Remove inclusion of double-int.h
11038 * tree.h: Include double-int.h
11039 * gengtype.c: Likewise
11040 * cfgloop.h: Likewise
11041 * Makefile.in: Adjust dependencies on double-int.h
11043 2007-05-02 Eric Christopher <echristo@apple.com>
11045 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11046 -shared to -Zdynamiclib.
11048 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11051 * c-common.c (strip_pointer_or_array_types): New function.
11052 * c-common.h (strip_pointer_or_array_types): New function declaration.
11054 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11056 PR tree-optimization/31771
11057 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11059 2007-05-02 Paul Brook <paul@codesourcery.com>
11061 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11063 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11065 PR middle-end/29715
11066 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11069 2007-05-02 Nick Clifton <nickc@redhat.com>
11071 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11073 2007-05-02 Richard Guenther <rguenther@suse.de>
11075 PR tree-optimization/31146
11076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11077 argument, single_use_p. If we have a single use that is
11078 a conversion to the definition rhs type, propagate that rhs.
11079 (forward_propagate_addr_expr): Pass single_use_p argument
11080 to forward_propagate_addr_expr_1.
11082 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11084 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11087 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11089 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11090 'AMD Family 10 core'.
11092 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11094 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11095 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11096 with SSE3 instruction set support.
11097 * doc/invoke.texi: Likewise.
11099 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11101 * config/i386/i386.c (override_options): Tuning 32-byte loop
11102 alignment for amdfam10 architecture. Increasing the max loop
11103 alignment to 24 bytes.
11105 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11107 * config/m68k/constraints.md: New.
11108 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11109 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11110 EXTRA_CONSTRAINT): Remove.
11111 * config/m68k/m68k.md: Include constraints.md.
11112 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11114 2007-05-01 Ian Lance Taylor <iant@google.com>
11116 PR tree-optimization/31739
11117 * tree-vrp.c (vrp_val_is_max): New static function.
11118 (vrp_val_is_min): New static function.
11119 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11121 (set_value_range): Use vrp_val_is_{max,min}.
11122 (extract_range_from_assert): Likewise.
11123 (extract_range_from_binary_expr): Likewise.
11124 (extract_range_from_unary_expr): Likewise.
11125 (dump_value_range, vrp_meet): Likewise.
11126 (vrp_visit_phi_node): Likewise.
11127 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11129 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11131 * config/i386/gmon-sol2.c (size_t): New type.
11132 (intptr_t): Likewise.
11133 (s_textsize): Declare as size_t.
11135 (monstartup): Use size_t for sizes.
11136 (_mcount): Save and restore registers.
11137 (internal_mcount): Pass 0 as the first argument to monstartup
11139 (moncontrol): Convert pointer to appropriately sized integer
11140 before passing to profil.
11142 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11144 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11145 __NO_FPRS__, not just if _SOFT_DOUBLE.
11146 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11147 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11148 also for E500 double.
11149 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11150 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11153 2007-05-01 Richard Guenther <rguenther@suse.de>
11155 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11158 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11160 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11162 2007-05-01 Jan Hubicka <jh@suse.cz>
11164 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11167 2007-05-01 Jan Hubicka <jh@suse.cz>
11169 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11170 (maybe_fold_offset_to_reference): Declare.
11171 * fold-const.c (fold_unary): Do not fold
11172 (type *)&A into &A->field_of_type_and_offset_0
11173 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11174 size is unknown, give up.
11175 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11177 (maybe_fold_offset_to_reference): New.
11178 (maybe_fold_stmt_indirect): Use it.
11179 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11180 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11182 (gimplify_expr): Likewise for plus_expr.
11184 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11186 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11187 bsi_after_labels. Always insert statements before bsi.
11188 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11189 * predict.c (apply_return_prediction): Check for empty blocks.
11190 * cfgexpand.c (lab_rtx_for_bb): New variable.
11191 (label_rtx_for_bb): Do not create new tree labels.
11192 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11193 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11194 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11196 (label_for_bb): Add field used.
11197 (update_eh_label, main_block_label): Mark the label used.
11198 (cleanup_dead_labels): Remove unused labels.
11200 2007-05-01 Richard Guenther <rguenther@suse.de>
11202 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11203 if it is not about to be set.
11204 (get_value_range): Do not pre-allocate equiv bitmap.
11205 (update_value_range): No need to clear equiv field.
11206 (add_equivalence): Change prototype to get bitmap pointer.
11207 Allocate bitmap here if it is not already.
11208 (extract_range_from_assert): Do not allocate bitmap here.
11209 Update callers to add_equivalence.
11210 (extract_range_from_ssa_name): Likewise.
11211 (get_vr_for_comparison): New static helper.
11212 (compare_name_with_value): Handle NULL equiv bitmap by
11213 peeling the first iteration of the comparison loop.
11214 Use get_vr_for_comparison.
11215 (compare_names): Handle NULL equiv bitmaps by using fake
11216 ones. Use get_vr_for_comparison.
11218 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11220 * double-int.c (mpz_set_double_int): Moved from
11221 tree-ssa-loop-niter.c.
11222 (mpz_get_double_int): Likewise; also, add option to wrap
11223 out-of-range integers.
11224 * double-int.h: New prototypes for above.
11225 * tree.c (get_static_type_bounds): Moved from
11226 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11227 TYPE_MAX_VALUE if they exist..
11228 * tree.h: New prototype for above.
11229 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11230 get_type_bounds calls.
11231 (mpz_set_double_int): Move to double-int.c.
11232 (get_type_bounds): Move to tree.c, rename to
11233 get_static_type_bounds.
11234 (mpz_to_double_int): Move to double-int.c, rename to
11235 mpz_get_double_int.
11237 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11239 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11240 DIV0 exception can fall through to a normal return.
11242 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11244 PR middle-end/22156
11245 Temporarily revert:
11246 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11247 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11248 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11249 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11250 initialize align to silence bogus warning.
11251 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11252 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11254 (struct sra_walk_fns): Remove use_all parameter from use.
11255 (sra_hash_tree): Handle BIT_FIELD_REFs.
11256 (sra_elt_hash): Don't hash bitfld blocks.
11257 (sra_elt_eq): Skip them in parent compares as well. Handle
11259 (sra_walk_expr): Don't maintain or pass down use_all_p.
11260 (scan_use): Remove use_all parameter.
11261 (scalarize_use): Likewise. Re-expand assignment to
11262 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11263 output, and re-scalarize after output. Don't mark anything
11265 (scalarize_ldst): Adjust.
11266 (scalarize_walk_gimple_modify_statement): Likewise.
11267 (build_element_name_1): Handle BIT_FIELD_REFs.
11268 (instantiate_element): Don't warn for any element whose parent
11269 is used as a whole.
11270 (instantiate_missing_elements_1): Return the sra_elt.
11271 (canon_type_for_field): New.
11272 (try_instantiate_multiple_fields): New.
11273 (instantiate_missing_elemnts): Use them.
11274 (mark_no_warning): Removed.
11275 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11276 (REPLDUP, sra_build_elt_assignment): New.
11277 (generate_copy_inout): Use them.
11278 (generate_element_copy): Likewise. Handle bitfld differences.
11279 (generate_element_zero): Don't recurse for blocks. Use
11280 sra_build_elt_assignment.
11281 (generate_one_element_int): Take elt instead of var. Use
11282 sra_build_elt_assignment.
11283 (generate_element_init_1): Adjust.
11284 (scalarize_use, scalarize_copy): Use REPLDUP.
11285 (scalarize_ldst): Move assert before dereference.
11286 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11288 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11291 * tree.c (reconstruct_complex_type): Reconstruct a reference
11293 Also use the same mode for the pointer as the old pointer type.
11295 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11297 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11300 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11302 PR rtl-optimization/31676
11303 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11304 (df_refs_record): Call it.
11306 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11308 * rtl.def (SS_ABS): New code.
11309 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11310 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11311 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11312 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11313 (bfin_init_builtins): Define them.
11314 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11315 (bfin_expand_builtin): ... and handle the others here.
11316 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11317 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11318 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11319 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11320 operand is only HImode.
11322 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11324 * regclass.c (scan_one_insn): Remove splitting of
11327 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11328 Nigel Stephens <nigel@mips.com>
11330 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11332 2007-04-28 Jan Hubicka <jh@suse.cz>
11334 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11335 insn_locators_alloc instead of insn_locators_initialize;
11336 call reset_block_changes.
11337 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11338 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11339 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11340 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11341 * config/score/score.c (th_output_mi_thunk): Likewise.
11342 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11343 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11344 tolerate uninitialized locator info.
11347 * function.c (init_function_start): Don't init line number info.
11348 (expand_function_end): Update.
11349 (reset_block_changes, record_block_change, finalize_block_changes,
11350 check_block_change, free_block_changes): Kill.
11351 * function.h (reset_block_changes, record_block_change,
11352 finalize_block_changes, check_block_change, free_block_changes):
11354 (struct function): Remove ib_boundaries_block.
11355 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11356 Use curr_insn_locator to initialize locator.
11357 (emit_line_note): Remove.
11358 * cfgexpand.c (expand_gimple_cond_expr): Update.
11359 (construct_exit_block): Likewise.
11360 (tree_expand_cfg): Initialize/finalize locators.
11361 * expr.c (expand_expr_real): Update.
11362 * cfglayout.c (line_locators_locs, line_locators_lines,
11363 file_locators_locs, file_locators_files): Remove.
11364 (set_block_levels): Move to cfgexpand.c.
11365 (insn_locators_initialize): Remove.
11366 (pass_insn_locators_initialize): Remove.
11367 (locations_locators_locs, locations_locators_vals): New static vars.
11368 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11370 (insn_locators_alloc, insn_locators_finalize,
11371 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11373 (locator_location): New.
11374 (locator_line, locator_file): Rewrite.
11375 * rtl.h (emit_line_note): Kill.
11376 (insn_locators_alloc, insn_locators_finalize,
11377 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11379 * tree-inline.c (initialize_cfun): Do not initialize
11380 ib_boundaries_block.
11381 * passes.c (pass_insn_locators_initialize): Remove.
11383 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11385 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11386 info. Update last_basic_block correctly.
11388 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11391 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11392 register itself to hold the offset constant. Tell flow the use
11393 of r4 and r5 when they are used.
11395 2007-04-27 Richard Guenther <rguenther@suse.de>
11397 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11398 if we simplified anything.
11399 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11400 warnings until we did a simplification and the stmt was not
11401 marked as TREE_NO_WARNING.
11403 2007-04-27 Mike Stump <mrs@apple.com>
11405 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11407 2007-04-27 Ian Lance Taylor <iant@google.com>
11409 PR middle-end/31710
11410 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11411 TYPE_MAX_VALUE exist, convert them to the new type.
11413 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11415 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11416 if it claims to be available.
11417 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11418 edge is redirected.
11419 (perform_tree_ssa_dce): Always free postdominators.
11421 2007-04-27 Richard Henderson <rth@redhat.com>
11423 * config/alpha/predicates.md (aligned_memory_operand): Mark
11424 as define_special_predicate.
11425 (unaligned_memory_operand, normal_memory_operand): Likewise.
11426 (reg_or_unaligned_mem_operand): Remove.
11427 (any_memory_operand): Match the documentation and check for
11428 non-renumbered pseudos during reload.
11429 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11430 alpha_secondary_reload_class, update to new interface, make static.
11431 Handle CQImode like HImode. Remove FP subreg check.
11432 (alpha_expand_mov): Use replace_equiv_address.
11433 (alpha_expand_mov_nobwx): Use any_memory_operand.
11434 (TARGET_SECONDARY_RELOAD): New.
11435 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11436 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11437 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11438 * config/alpha/alpha.md: ... here.
11439 (RELOAD12, reloadmode): New.
11441 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11442 Don't handle the aligned case here.
11443 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11444 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11445 reload_inhi_help. Don't expect a scratch register.
11446 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11448 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11450 2007-04-27 Richard Guenther <rguenther@suse.de>
11452 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11454 2007-04-27 Richard Guenther <rguenther@suse.de>
11456 PR tree-optimization/30965
11457 PR tree-optimization/30978
11458 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11459 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11460 (find_equivalent_equality_comparison): Likewise.
11461 (simplify_cond): Likewise.
11462 (get_prop_source_stmt): New helper.
11463 (get_prop_dest_stmt): Likewise.
11464 (can_propagate_from): Likewise.
11465 (remove_prop_source_from_use): Likewise.
11466 (combine_cond_expr_cond): Likewise.
11467 (forward_propagate_comparison): New function.
11468 (forward_propagate_into_cond): Rewrite to use fold for
11470 (tree_ssa_forward_propagate_single_use_vars): Call
11471 forward_propagate_comparison to propagate comparisons.
11473 2007-04-27 Richard Guenther <rguenther@suse.de>
11475 PR tree-optimization/31715
11476 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11477 sure to do computation on the offset in an appropriate
11480 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11482 * reload.h (elimination_target_reg_p): Declare.
11483 * reload.c (find_reloads): Don't apply the reg_rtx move
11484 optimization if the SET_DEST satisfies elimination_target_reg_p.
11485 * reload1.c (elimination_target_reg_p): New function.
11486 (gen_reload): In the move/add2 fallback, make sure that op0
11487 does not overlap the destination register.
11489 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11491 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11492 transform only GIMPLE_MODIFY_STMTs.
11493 * tree-complex.c (expand_complex_operations_1): Ditto.
11494 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11495 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11496 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11498 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11499 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11500 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11501 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11502 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11503 slpeel_add_loop_guard): Ditto.
11504 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11505 * lambda-code.c (perfect_nestify): Ditto.
11506 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11507 before the first statement.
11508 * tree-optimize.c (execute_free_datastructures): Fix comments.
11509 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11510 * tree-flow.h (disband_implicit_edges): Declaration removed.
11511 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11513 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11514 COND_EXPRs without gotos.
11515 (disband_implicit_edges, has_label_p): Removed.
11516 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11517 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11519 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11521 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11522 also for COND_EXPRs.
11523 * cfgexpand.c (label_rtx_for_bb): New function.
11524 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11525 Use label_rtx_for_bb to find the labels.
11526 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11527 last block. Detect fallthru edges.
11529 2007-04-26 Ian Lance Taylor <iant@google.com>
11532 * reload.c (find_reloads_subreg_address): If the address was valid
11533 in the original mode but not in the new mode, reload the whole
11536 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11538 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11539 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11540 (cleanup_control_expr_graph): Do not invalidate dominance info.
11541 Record altered blocks.
11542 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11543 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11544 cleanup_tree_cfg_bb): New functions.
11545 (remove_forwarder_block): Do not maintain the worklist of blocks.
11546 Record altered blocks.
11547 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11548 not over whole cfg.
11549 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11550 delete_unreachable_blocks if dominators are not available.
11551 * tree-inline.c (optimize_inline_calls): Free dominance information
11553 * tree-flow.h (remove_edge_and_dominated_blocks,
11554 cfgcleanup_altered_bbs): Altered.
11555 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11557 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11559 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11560 do not invalidate dominators.
11562 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11564 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11565 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11566 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11567 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11569 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11571 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11573 2007-04-26 Richard Guenther <rguenther@suse.de>
11575 PR tree-optimization/31703
11576 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11577 the right type for the target of the bittest.
11579 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11581 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11582 ix86_sol10_return_in_memory.
11584 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11586 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11589 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11592 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11594 PR tree-optimization/30558
11595 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11596 clear this_state.prev_try.
11598 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11599 Mark Mitchell <mark@codesourcery.com>
11601 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11602 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11603 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11605 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11608 * doc/invoke.texi (%:print-asm-header): Document.
11609 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11611 (static_spec_functions): Add print-asm-header.
11612 (main): Print a banner before the --target-help linker options.
11613 (print_asm_header_spec_function): New function.
11615 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11618 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11619 (movsf_ie): Likewise.
11621 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11623 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11625 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11627 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11628 exception for divide-by-zero.
11629 (__umodsi3, __modsi3): Likewise.
11631 2007-04-25 Dirk Mueller <dmueller@suse.de>
11633 * c-typeck.c (build_compound_expr): Annotate warning()
11634 call with OPT_Wunused_value.
11635 * tree-ssa.c (warn_uninit): Annotate warning with
11637 * c-common.c (handle_sentinel_attribute): Annotate warning
11638 call with OPT_Wattributes.
11640 2007-04-25 Thiemo Seufer <ths@mips.com>
11642 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11643 (mips16): Fix typo.
11644 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11645 on to the assembler. Improve handling of -mno-mips16. Add handling
11646 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11647 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11648 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11649 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11651 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11654 * config/i386/winnt.c (i386_pe_file_end): Strip only
11655 USER_LABEL_PREFIX when writing export name.
11657 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11659 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11660 sh/elf.h, vx-common.h and vxworks.h.
11661 * config/sh/sh.h: Include config/vxworks-dummy.h.
11662 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11663 (OVERRIDE_OPTIONS): Use it.
11664 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11665 (vxworks_picreg): New pattern.
11666 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11667 VXWORKS_OS_CPP_BUILTINS.
11668 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11669 to their VXWORKS_* equivalents.
11670 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11671 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11672 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11673 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11674 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11675 -mrtp/-fPIC multilibs.
11676 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11677 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11678 (MULTILIB_OSDIRNAMES): Delete.
11680 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11683 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11685 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11687 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11688 rounding mode to be specified by the caller.
11689 (real_to_mpfr) Likewise.
11690 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11691 include new arguments.
11692 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11694 2007-04-24 Ian Lance Taylor <iant@google.com>
11696 PR tree-optimization/31605
11697 * tree-vrp.c (set_value_range): Check that min and max are not
11698 both overflow infinities.
11699 (set_value_range_to_value): New static function.
11700 (extract_range_from_binary_expr): Call set_value_range_to_value.
11701 (extract_range_from_cond_expr): Likewise.
11702 (extract_range_from_expr): Likewise.
11703 (extract_range_from_unary_expr): Likewise. Don't create a range
11704 which overflows on both sides.
11705 (vrp_meet): Check for a useless range.
11706 (vrp_visit_phi_node): If we see a constant which looks like an
11707 overflow infinity, turn off the TREE_OVERFLOW flag.
11709 2007-04-24 Ian Lance Taylor <iant@google.com>
11711 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11713 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11715 PR diagnostic/25923
11716 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11717 diagnostic message is being built.
11718 * tree-pretty-print.c (dump_generic_node): Only write the
11719 formatted text into BUFFER's stream if we are not building a
11720 diagnostic message.
11721 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11723 * Makefile.in (toplev.o): Depend on tree-pass.h.
11725 2007-04-24 Ian Lance Taylor <iant@google.com>
11727 PR tree-optimization/31602
11728 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11729 conditionals in the copied loop header.
11730 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11731 warnings if TREE_NO_WARNING is set.
11732 * doc/invoke.texi (Warning Options): Clarify that
11733 -Wstrict-overflow does not warn about loops.
11735 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11737 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11738 expand on the comment about _Decimal128 arguments and check the
11739 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11740 that _Decimal128 argument uses even/odd register pair.
11741 (function_arg): Ditto.
11743 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11745 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11746 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11748 2007-04-24 Richard Guenther <rguenther@suse.de>
11749 Olga Golovanevsky <olga@il.ibm.com>
11751 * fold-const.c (multiple_of_p): Check for bottom
11754 2007-04-24 Richard Henderson <rth@redhat.com>
11756 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11757 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11758 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11759 looking for non-zero bits shifted out. Avoid a recursive call
11760 when constructing the scalar.
11761 (__floatundisf): Likewise.
11763 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11765 * dwarf2out.c (field_byte_offset): Move the existing logic
11766 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11767 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11769 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11772 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11773 length argument of 0 for memset.
11774 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11775 unsigned shift instead of the signed variant.
11777 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11779 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11780 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11781 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11782 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11783 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11784 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11785 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11786 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11787 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11788 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11789 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11790 "mul<mode>3", "div<mode>3"): Insn definitions added.
11791 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11792 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11793 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11794 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11795 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11796 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11797 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11798 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11799 TARGET_FLOAT_FORMAT): Macro definitions removed.
11800 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11801 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11802 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11803 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11804 (s390_gen_rtx_const_DI): Function removed.
11805 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11807 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11809 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11810 over an external ffs function.
11812 2007-04-24 Chao-ying Fu <fu@mips.com>
11813 Richard Sandiford <richard@nildram.co.uk>
11815 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11816 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11817 (smadd_widen_optab, umadd_widen_optab): Define.
11818 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11820 * genopinit.c (optabs): Fill in smadd_widen_optab and
11822 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11823 and umadd_widen_optab to implement multiply-add sequences.
11824 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11825 (<u>maddsidi4): ...this. Extend condition to include
11826 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11827 of operand 0 to "ka" and use the three-operand form of madd<u>
11829 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11831 * config/mips/constraints.md (ka): New register constraint.
11833 2007-04-24 Jan Hubicka <j@suse.cz>
11837 2007-04-23 Jan Hubicka <jh@suse.cz>
11838 * function.c (init_function_start): Don't init line number info.
11839 (expand_function_end): Update.
11840 (reset_block_changes, record_block_change, finalize_block_changes,
11841 check_block_change, free_block_changes): Kill.
11842 * function.h (reset_block_changes, record_block_change,
11843 finalize_block_changes, check_block_change, free_block_changes):
11845 (struct function): Remove ib_boundaries_block.
11846 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11847 Use curr_insn_locator to initialize locator.
11848 (emit_line_note): Remove.
11849 * cfgexpand.c (expand_gimple_cond_expr): Update.
11850 (construct_exit_block): Likewise.
11851 (tree_expand_cfg): Initialize/finalize locators.
11852 * expr.c (expand_expr_real): Update.
11853 * cfglayout.c (line_locators_locs, line_locators_lines,
11854 file_locators_locs, file_locators_files): Remove.
11855 (set_block_levels): Move to cfgexpand.c.
11856 (insn_locators_initialize): Remove.
11857 (pass_insn_locators_initialize): Remove.
11858 (locations_locators_locs, locations_locators_vals): New static vars.
11859 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11861 (insn_locators_alloc, insn_locators_finalize,
11862 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11864 (locator_location): New.
11865 (locator_line, locator_file): Rewrite.
11866 * rtl.h (emit_line_note): Kill.
11867 (insn_locators_alloc, insn_locators_finalize,
11868 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11870 * tree-inline.c (initialize_cfun): Do not initialize
11871 ib_boundaries_block.
11872 * passes.c (pass_insn_locators_initialize): Remove.
11874 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11876 * doc/invoke.texi: Removed leading '-' from option index entries.
11878 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11880 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11882 (create_phi_node): Use set_phi_nodes.
11883 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11884 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11885 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11886 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11887 (bsi_start, bsi_last): Use bb_stmt_list.
11888 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11889 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11890 Traverse the statements using tsi iterator.
11891 * basic-block.h (struct basic_block_def): Fields stmt_list
11892 and phi_nodes moved to ...
11893 (struct tree_bb_info): ... new structure.
11894 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11895 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11896 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11897 (tree_verify_flow_info): Verify that il.tree is not set for
11898 entry and exit block.
11899 (tree_split_block): Use set_bb_stmt_list.
11901 2007-04-23 Mike Stump <mrs@apple.com>
11903 * config/i386/i386.c (ix86_tune_features
11904 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11907 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11909 * config/i386/i386.md (prefix_extra): New attribute.
11910 (length): Add prefix_extra.
11912 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11913 (sse2_movntv2di): Likewise.
11914 (sse2_cvtps2dq): Likewise.
11915 (sse2_cvtpd2pi): Likewise.
11916 (sse2_cvttpd2pi): Likewise.
11917 (*sse2_cvtpd2ps): Likewise.
11918 (*add<mode>3): Likewise.
11919 (sse2_ssadd<mode>3): Likewise.
11920 (sse2_usadd<mode>3): Likewise.
11921 (*sub<mode>3): Likewise.
11922 (sse2_sssub<mode>3): Likewise.
11923 (sse2_ussub<mode>3): Likewise.
11924 (*mulv8hi3): Likewise.
11925 (*smulv8hi3_highpart): Likewise.
11926 (*umulv8hi3_highpart): Likewise.
11927 (sse2_umulv2siv2di3): Likewise.
11928 (sse2_pmaddwd): Likewise.
11929 (ashr<mode>3): Likewise.
11930 (lshr<mode>3): Likewise.
11931 (ashl<mode>3): Likewise.
11932 (sse2_ashlti3): Likewise.
11933 (sse2_lshrti3): Likewise.
11934 (*umaxv16qi3): Likewise.
11935 (*smaxv8hi3): Likewise.
11936 (*uminv16qi3): Likewise.
11937 (*sminv8hi3): Likewise.
11938 (sse2_eq<mode>3): Likewise.
11939 (sse2_gt<mode>3): Likewise.
11940 (*and<mode>3): Likewise.
11941 (sse2_nand<mode>3): Likewise.
11942 (*ior<mode>3): Likewise.
11943 (*xor<mode>3): Likewise.
11944 (sse2_packsswb): Likewise.
11945 (sse2_packssdw): Likewise.
11946 (sse2_packuswb): Likewise.
11947 (sse2_punpckhbw): Likewise.
11948 (sse2_punpcklbw): Likewise.
11949 (sse2_punpckhwd): Likewise.
11950 (sse2_punpcklwd): Likewise.
11951 (sse2_punpckhdq): Likewise.
11952 (sse2_punpckldq): Likewise.
11953 (sse2_punpckhqdq): Likewise.
11954 (sse2_punpcklqdq): Likewise.
11955 (*sse2_pinsrw): Likewise.
11956 (*sse2_pextrw): Likewise.
11957 (sse2_pshufd_1): Likewise.
11958 (sse2_uavgv16qi3): Likewise.
11959 (sse2_uavgv8hi3): Likewise.
11960 (sse2_psadbw): Likewise.
11961 (sse2_pmovmskb): Likewise.
11962 (*sse2_maskmovdqu): Likewise.
11963 (*sse2_maskmovdqu_rex64): Likewise.
11964 (sse4a_extrqi): Likewise.
11965 (sse4a_extrq): Likewise.
11966 (sse3_lddqu): Set prefix_rep.
11967 (sse3_addsubv4sf3): Likewise.
11968 (sse3_haddv4sf3): Likewise.
11969 (sse3_hsubv4sf3): Likewise.
11970 (sse_cvtss2si): Likewise.
11971 (sse_cvtss2si_2): Likewise.
11972 (sse_cvtss2siq): Likewise.
11973 (sse_cvtss2siq_2): Likewise.
11974 (sse_cvttss2si): Likewise.
11975 (sse_cvttss2siq): Likewise.
11976 (sse2_cvttps2dq): Likewise.
11977 (sse3_movshdup): Likewise.
11978 (sse3_movsldup): Likewise.
11979 (sse2_cvtsd2si): Likewise.
11980 (sse2_cvtsd2si_2): Likewise.
11981 (sse2_cvtsd2siq): Likewise.
11982 (sse2_cvtsd2siq_2): Likewise.
11983 (sse2_cvttsd2si): Likewise.
11984 (sse2_cvttsd2siq): Likewise.
11985 (*sse2_cvtpd2dq): Likewise.
11986 (*sse2_cvttpd2dq): Likewise.
11987 (sse2_pshuflw_1): Likewise.
11988 (sse2_pshufhw_1): Likewise.
11989 (sse4a_insertqi): Likewise.
11990 (sse4a_insertq): Likewise.
11991 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
11992 (ssse3_phadddv4si3): Likewise.
11993 (ssse3_phaddswv8hi3): Likewise.
11994 (ssse3_phsubwv8hi3): Likewise.
11995 (ssse3_phsubdv4si3): Likewise.
11996 (ssse3_phsubswv8hi3): Likewise.
11997 (ssse3_pmaddubswv8hi3): Likewise.
11998 (ssse3_pmulhrswv8hi3): Likewise.
11999 (ssse3_pshufbv16qi3): Likewise.
12000 (ssse3_psign<mode>3): Likewise.
12001 (ssse3_palignrti): Likewise.
12002 (abs<mode>2): Likewise.
12003 (ssse3_phaddwv4hi3): Set prefix_extra.
12004 (ssse3_phadddv2si3): Likewise.
12005 (ssse3_phaddswv4hi3): Likewise.
12006 (ssse3_phsubwv4hi3): Likewise.
12007 (ssse3_phsubdv2si3): Likewise.
12008 (ssse3_phsubswv4hi3): Likewise.
12009 (ssse3_pmaddubswv4hi3): Likewise.
12010 (ssse3_pmulhrswv4hi3): Likewise.
12011 (ssse3_pshufbv8qi3): Likewise.
12012 (ssse3_psign<mode>3): Likewise.
12013 (ssse3_palignrdi): Likewise.
12014 (abs<mode>2): Likewise.
12015 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12016 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12017 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12019 2007-04-23 Nick Clifton <nickc@redhat.com>
12021 * params.def: Fix formatting of emacs local variables.
12023 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12025 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12026 move if inter-unit move isn't allowed.
12027 Don't split moving the first element of V2DI to DI to inter-unit
12028 move if inter-unit move isn't allowed.
12030 2007-04-23 Richard Guenther <rguenther@suse.de>
12032 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12033 and CDI_POST_DOMINATORS separately.
12035 2007-04-23 Nick Clifton <nickc@redhat.com>
12037 * c.opt (Wformat-contains-nul): Add warning attribute.
12039 2007-04-23 Jan Hubicka <jh@suse.cz>
12041 * function.c (init_function_start): Don't init line number info.
12042 (expand_function_end): Update.
12043 (reset_block_changes, record_block_change, finalize_block_changes,
12044 check_block_change, free_block_changes): Kill.
12045 * function.h (reset_block_changes, record_block_change,
12046 finalize_block_changes, check_block_change, free_block_changes):
12048 (struct function): Remove ib_boundaries_block.
12049 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12050 Use curr_insn_locator to initialize locator.
12051 (emit_line_note): Remove.
12052 * cfgexpand.c (expand_gimple_cond_expr): Update.
12053 (construct_exit_block): Likewise.
12054 (tree_expand_cfg): Initialize/finalize locators.
12055 * expr.c (expand_expr_real): Update.
12056 * cfglayout.c (line_locators_locs, line_locators_lines,
12057 file_locators_locs, file_locators_files): Remove.
12058 (set_block_levels): Move to cfgexpand.c.
12059 (insn_locators_initialize): Remove.
12060 (pass_insn_locators_initialize): Remove.
12061 (locations_locators_locs, locations_locators_vals): New static vars.
12062 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12064 (insn_locators_alloc, insn_locators_finalize,
12065 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12067 (locator_location): New.
12068 (locator_line, locator_file): Rewrite.
12069 * rtl.h (emit_line_note): Kill.
12070 (insn_locators_alloc, insn_locators_finalize,
12071 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12073 * tree-inline.c (initialize_cfun): Do not initialize
12074 ib_boundaries_block.
12075 * passes.c (pass_insn_locators_initialize): Remove.
12077 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12079 PR middle-end/31448
12080 * expr.c (reduce_to_bit_field_precision): Handle
12083 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12085 PR tree-optimization/24659
12086 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12087 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12088 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12089 * genopinit.c (optabs): Rename vec_pack_mod_optab
12090 to vec_pack_trunc_optab.
12091 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12092 early for scalar floating point operands for NOP_EXPR.
12093 (vectorizable_type_promotion): Ditto.
12094 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12095 vec_pack_trunc_optab.
12096 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12098 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12099 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12100 Rename from VEC_PACK_MOD_EXPR.
12101 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12102 * expr.c (expand_expr_real_1): Ditto.
12103 * tree-inline.c (estimate_num_insns_1): Ditto.
12104 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12106 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12107 (vec_unpacks_lo_v4sf): Ditto.
12108 (vec_pack_trunc_v2df): Ditto.
12109 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12110 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12111 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12113 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12115 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12117 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12118 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12119 packing of floating point operands.
12120 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12121 represent unpacking of floating point operands.
12122 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12123 [vec_unpacks_hi]: Ditto.
12124 [vec_unpacks_lo]: Ditto.
12126 2007-04-22 Jan Hubicka <jh@suse.cz>
12128 * final.c (rest_of_handle_final): Call
12129 targetm.asm_out.constructor/targetm.asm_out.destructor
12130 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12131 proper priority via decl_*_priority_insert.
12132 * c-common.c (c_expand_body): Likewise.
12134 2007-04-22 Richard Guenther <rguenther@suse.de>
12136 PR tree-optimization/29789
12137 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12138 (rewrite_reciprocal): New helper split out from
12139 determine_invariantness_stmt.
12140 (rewrite_bittest): Likewise.
12141 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12142 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12145 2007-04-22 Revital Eres <eres@il.ibm.com>
12147 * loop-unroll.c (var_to_expand): New field to support also
12148 insns of the form x = something + x.
12149 (analyze_insn_to_expand_var): Use it.
12150 (expand_var_during_unrolling): Likewise.
12152 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12154 * predict.c: Include pointer-set.h.
12155 (bb_predictions): New variable.
12156 (tree_predicted_by_p, tree_predict_edge,
12157 remove_predictions_associated_with_edge): Use bb_predictions map
12158 instead of bb->predictions.
12159 (clear_bb_predictions, assert_is_empty): New functions.
12160 (combine_predictions_for_bb): Use bb_predictions map. Call
12161 clear_bb_predictions.
12162 (tree_estimate_probability): Create and free bb_predictions map.
12163 * Makefile.in (predict.o): Add pointer-set.h dependency.
12164 * basic-block.h (struct basic_block_def): Remove predictions
12166 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12168 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12171 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12174 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12176 * timevar.c (timevar_print): Change reference of --disable-checking to
12177 --enable-checking=release. Also warn if assert checking is disabled.
12179 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12182 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12183 decl as addressable if the compound literal was marked as
12185 Mark the decl as a gimple register if it is a complex or
12186 vector decl and does not live in memory.
12188 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12190 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12191 (GENERIC_NEXT): New function macro.
12192 (PHI_CHAIN): Use phi_node's new chain variable.
12193 (tree_phi_node): Change tree_common to tree_base
12194 and add the chain field.
12195 * tree-phinodes.c (make_phi_node): Don't set
12196 TREE_TYPE on the new node.
12197 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12198 instead of checking GIMPLE_TUPLE_P in chain_next.
12199 * tree-vect-transform.c
12200 (get_initial_def_for_induction): Look at
12201 PHI_RESULT_TREE for the type of the phi node.
12202 (update_vuses_to_preheader): Use PHI_CHAIN
12203 instead of TREE_CHAIN on the phi node.
12204 * tree-ssa-structalias.c (compute_points_to_sets):
12206 (ipa_pta_execute): Likewise.
12208 2007-04-21 Richard Guenther <rguenther@suse.de>
12210 PR middle-end/31136
12211 * fold-const.c (fold_unary): Call fold_convert_const on the
12214 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12216 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12217 (store_killed_in_pat): New.
12219 2007-04-20 Richard Henderson <rth@redhat.com>
12222 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12223 TREE_LIST with a void_type_node value, not void_list_node exactly.
12225 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12227 * doc/standards.texi: Re-arrange into language-specific
12228 subsections. Add a C++ section, documenting which standards we
12231 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12233 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12234 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12236 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12238 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12239 ecrti.o and crtbegin.o.
12240 (LIB_DEFAULT_SPEC): Include -lc.
12241 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12243 2007-04-20 Richard Henderson <rth@redhat.com>
12246 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12247 argument; update all callers.
12248 (get_unaligned_offset): New.
12249 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12250 get_unaligned_address, just pass on the address directly.
12251 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12252 the subreg in the helper patterns.
12253 (unaligned_extendqidi_le): Use get_unaligned_offset.
12254 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12255 (unaligned_extendhidi_be): Likewise.
12256 (unaligned_extendhidi): Tidy.
12257 * config/alpha/alpha-protos.h: Update.
12259 2007-04-20 Richard Henderson <rth@redhat.com>
12261 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12262 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12263 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12264 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12265 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12266 (CPP_SPEC): Don't include %(cpp_subtarget).
12267 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12268 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12269 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12271 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12273 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12274 for __builtin_ia32_cmpordss.
12276 PR tree-optimization/31632
12277 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12278 and arg1 for optimizations of comparison against min/max values.
12279 Fold arg0 to arg1's type for optimizations of comparison against
12280 min+1 and max-1 values.
12282 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12284 * reload.c (combine_reloads): When trying to use a dying register,
12285 check whether it's uninitialized and don't use if so.
12287 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12289 * fold-const.c: Remove prototypes for native_encode_expr and
12290 native_interpret_expr.
12291 (native_encode_expr): Make non-static.
12292 (native_interpret_expr): Likewise.
12293 * tree.h: Add prototypes for the above.
12295 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12297 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12298 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12299 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12300 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12301 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12302 Add length attributes.
12304 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12306 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12309 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12310 __STDC_WANT_DEC_FP__.
12312 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12314 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12315 for long double compatibility.
12316 * configure: Regenerate.
12318 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12320 PR rtl-optimization/29841
12321 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12323 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12324 that may cause control flow transfer from being moved.
12326 2007-04-18 Jan Hubicka <jh@suse.cz>
12328 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12331 2007-04-18 Eric Christopher <echristo@apple.com>
12333 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12334 only. Update operands.
12335 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12336 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12337 link register to pic register.
12339 2007-04-18 Dirk Mueller <dmueller@suse.de>
12341 PR diagnostic/31227
12342 * tree-vrp.c (search_for_addr_array): New.
12343 (check_array_bounds): Suppress warning about
12344 address taken of array refs if its not de-referenced.
12346 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12348 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12349 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12351 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12352 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12353 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12355 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12357 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12359 (vect_analyze_scalar_cycles): Fix indentation.
12360 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12361 (vect_mark_relevant): Include phis in relevance analysis.
12363 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12365 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12367 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12368 output_operand_lossage().
12370 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12372 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12373 the unused code for reduction without adjust-in-epilog to simplify the
12376 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12378 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12379 (S390_TDC_NEGATIVE_ZERO): New constant.
12380 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12381 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12382 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12383 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12384 (S390_TDC_POSITIVE_INFINITY): New constant.
12385 (S390_TDC_NEGATIVE_INFINITY): New constant.
12386 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12387 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12388 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12389 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12390 (S390_TDC_INFINITY): New constant.
12391 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12392 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12393 optimization for UNSPEC_CCZ_TO_INT.
12394 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12395 ("*ccz_to_int"): New insn.
12396 ("isinf<mode>2"): New insn.
12397 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12398 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12399 (UNSPEC_CCZ_TO_INT): New constant.
12401 2007-04-18 Richard Guenther <rguenther@suse.de>
12403 PR tree-optimization/19431
12404 PR tree-optimization/21463
12405 * tree-pass.h (pass_phiprop): Declare.
12406 * passes.c (init_optimization_passes): New phiprop pass.
12407 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12408 (phivn_valid_p): New helper function.
12409 (phiprop_insert_phi): Likewise.
12410 (propagate_with_phi): Likewise.
12411 (tree_ssa_phiprop): New propagator propagating loads
12412 through phi nodes if profitable.
12414 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12416 * tree-vect-analyze.c (process_use): New function.
12417 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12418 Check phis in all bbs.
12419 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12422 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12424 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12427 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12430 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12433 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12435 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12437 (sse_vmmulv4sf3): Likewise.
12438 (sse2_vmaddv2df3): Likewise.
12439 (sse2_vmmulv2df3): Likewise.
12441 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12443 PR rtl-optimization/31360
12444 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12445 (target_reg_cost): New.
12446 (init_set_costs): Initialize target_reg_cost. Add comments
12447 regarding the rationale of the costs.
12448 (global_cost_for_size): Renamed to...
12449 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12450 of register pressure.
12451 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12452 estimate_reg_pressure_cost. Add number of ivs.
12453 (determine_set_costs): Dump target_reg_cost.
12454 * loop-invariant.c (gain_for_invariant): Use
12455 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12456 (best_gain_for_invariant, find_invariants_to_move): Remove
12458 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12459 (target_reg_cost): Declare.
12460 (global_cost_for_size): Declaration removed.
12461 (estimate_reg_pressure_cost): Declare.
12463 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12465 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12466 regnos into even/odd register pairs.
12467 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12468 TDmode similar to the other floating point modes.
12469 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12470 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12472 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12473 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12474 (movdd_hardfloat64): Use TARGET_MFPGPR.
12476 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12478 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12481 2005-01-05 Richard Henderson <rth@redhat.com>
12483 * reload1.c (do_input_reload): Restrict the optimization deleteing
12484 a previous output reload to RELOAD_FOR_INPUT.
12486 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12488 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12489 induc_vec_info_type.
12490 (vectorizable_induction): New function declaration.
12491 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12492 check if already vectorized. Find first place in BB where new stmts
12493 can be inserted. Takes only one argument.
12494 (vectorizable_induction): New function.
12495 (vect_transform_stmt): Add case for induc_vec_info_type to call
12496 vectorizable_induction.
12497 (vect_transform_loop): Consider phis for vectorization.
12498 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12500 (analyze_operations): Call vectorizable_induction when analyzing phis.
12502 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12503 (vect_mark_relevant): Include phis in relevance analysis.
12504 (vect_mark_stmts_to_be_vectorize): Likewise.
12505 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12507 2007-04-16 Lawrence Crowl <crowl@google.com>
12509 * doc/invoke.texi (Debugging Options): Add documentation for the
12510 -femit-struct-debug options -femit-struct-debug-baseonly,
12511 -femit-struct-debug-reduced, and
12512 -femit-struct-debug-detailed[=...].
12514 * c-opts.c (c_common_handle_option): Add
12515 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12516 and OPT_femit_struct_debug_detailed_.
12517 * c.opt: Add specifications for
12518 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12519 and -femit-struct-debug-detailed[=...].
12520 * opts.c (set_struct_debug_option): Parse the
12521 -femit-struct-debug-... options.
12522 * opts.c (matches_main_base, main_input_basename,
12523 main_input_baselength, base_of_path, matches_main_base): Add
12524 variables and functions to compare header base name to compilation
12526 * opts.c (should_emit_struct_debug): Add to determine to emit a
12527 structure based on the option.
12528 (dump_struct_debug) Also disabled function to debug this
12530 * opts.c (handle_options): Save the base name of the
12533 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12534 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12535 This hook indicates if a type is generic. Set it by default
12536 to "never generic".
12537 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12538 to determine if a struct type is generic or not.
12539 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12540 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12541 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12542 with live C++ hook.
12544 * flags.h (enum debug_info_usage): Add an enumeration to describe
12545 a program's use of a structure type.
12546 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12547 to indicate the program's usage of the type. Filter structs based
12548 on the -femit-struct-debug-... specification.
12549 (gen_type_die): Split into two routines, gen_type_die and
12550 gen_type_die_with_usage. gen_type_die is now a wrapper
12551 that assumes direct usage.
12552 (gen_type_die_with_usage): Replace calls to gen_type_die
12553 with gen_type_die_with_usage adding the program usage of
12554 the referenced type.
12555 (dwarf2out_imported_module_or_decl): Suppress struct debug
12556 information using should_emit_struct_debug when appropriate.
12558 2007-04-16 Ian Lance Taylor <iant@google.com>
12560 PR tree-optimization/31522
12561 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12562 (vrp_initialize): Allocate vr_phi_edge_counts.
12563 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12564 executable edge. Drop test for all constants.
12565 (vrp_finalize): Free vrp_phi_edge_counts.
12567 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12568 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12570 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12571 predecessors at head rather than tail.
12573 2007-04-16 Matthias Klose <doko@debian.org>
12575 * config/alpha/linux.h (CPP_SPEC): Define.
12576 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12578 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12580 * function.h: Remove sequence_stack extern declaration.
12582 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12584 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12586 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12589 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12591 * config/avr/avr.c (avr_arch_types): Rearranging array.
12592 (enum avr_arch): Add.
12593 (avr_mcu_types): Use avr_arch enumeration constants instead of
12595 * config/avr/avr.h (LINK_SPEC): Simplify.
12597 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12599 * config/m68k/m68k.c (m68k_libcall_value,
12600 m68k_function_value): Use macros for register names more.
12602 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12604 (M68K_REGNAME): Use A6_REG.
12605 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12607 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12609 PR middle-end/28071
12610 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12611 'pending_read_list_length' and 'pending_write_list_length'. Update
12613 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12614 to handle two length counters instead of one. Update all uses.
12615 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12616 two length counters instead of one.
12617 * sched-rgn.c (propagate_deps): Update to handle two length counters
12620 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12623 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12624 copy of source, pass it to ix86_expand_vector_set and return
12627 2007-04-16 David Ung <davidu@mips.com>
12628 Joseph Myers <joseph@codesourcery.com>
12630 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12631 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12632 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12633 Add 74K processor information.
12634 * config/mips/mips.md: Include 74k.md.
12635 (cpu): Add 74kc,74kf,74kx.
12636 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12637 * config/mips/74k.md: New.
12638 * doc/invoke.texi (MIPS Options): Document 74K support.
12640 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12642 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12643 vectorizable_* functions.
12644 * tree-vect-transform.c (vectorizable_call): Add check for
12645 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12646 (vectorizable_store): likewise.
12647 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12649 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12650 (vectorizable_type_promotion, vectorizable_load): Likewise.
12651 (vectorizable_live_operation, vectorizable_condition): Likewise.
12652 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12654 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12656 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12658 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12659 register numbers more.
12660 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12661 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12662 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12663 FUNCTION_VALUE_REGNO_P): Likewise.
12664 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12665 STATIC_CHAIN_REGNUM): Likewise.
12666 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12667 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12668 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12669 * config/m68k/m68k.md (FP_REG): New.
12671 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12673 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12676 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12678 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12679 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12682 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12684 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12687 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12690 * c-decl.c (finish_decl): Grab the type of the decl after the call
12691 to store_init_value.
12693 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12695 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12697 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12700 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12701 dominators, post dominators and cleanup cfg before returning.
12703 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12705 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12706 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12708 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12710 * config.gcc: Recognize fido.
12711 * config/m68k/m68k-devices.def (fidoa): New.
12712 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12714 (FL_FIDOA, TARGET_FIDOA): New.
12715 * config/m68k/m68k.opt (mfidoa): New.
12717 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12719 PR middle-end/31322
12720 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12721 when a personality function is used.
12723 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12725 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12727 2007-04-13 Mike Stump <mrs@apple.com>
12729 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12731 * config/darwin.opt (fapple-kext): Make C++ only.
12732 * config/darwin.c (darwin_override_options): Remove code to ensure
12733 -fapple-kext is given for C++ only.
12735 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12737 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12738 * config/mips/mips.c (override_options): Call
12739 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12741 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12743 * config/i386/i386.opt (msvr3-shlib): Removed.
12745 * doc/invoke.texi: Remove -msvr3-shlib.
12747 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12749 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12750 with "popcnt" instruction.
12752 2007-04-13 Richard Guenther <rguenther@suse.de>
12754 PR tree-optimization/21258
12755 * tree-vrp.c (compare_case_labels): New helper.
12756 (find_switch_asserts): New function.
12757 (find_assert_locations): Call it for SWITCH_EXPRs.
12759 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12761 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12762 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12763 check is now implied in X87_FLOAT_MODE_P.
12764 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12765 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12766 (fix_trunc<mode>_i386_fisttp): Ditto.
12767 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12768 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12769 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12770 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12771 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12772 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12773 (unnamed_splitters): Ditto.
12774 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12775 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12776 FIRST_SSE_REG for local functions when SSE math is enabled or
12777 for functions with sseregparm attribute.
12778 (standard_80387_constant_p): Return -1 if mode is not
12780 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12781 (ix86_expand_compare): Ditto.
12782 (ix86_expand_carry_flag_compare): Ditto.
12783 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12784 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12785 DECIMAL_FLOAT_MODE_P.
12786 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12787 of SCALAR_FLOAT_MODE_P.
12788 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12789 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12790 checks before FLOAT_MODE_P.
12791 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12792 before FLOAT_MODE_P.
12797 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12799 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12800 Charles Wilson <libtool@cwilson.fastmail.fm>
12802 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12803 (libgcc.mvars): Don't depend on them.
12804 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12805 * exec-tool.in: New.
12807 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12809 * doc/invoke.text (--help): Document --help=common.
12811 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12813 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12815 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12817 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12818 * genemit.c (main): Emit #include "integrate.h".
12819 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12820 (LOADGP_RTP): New mips_loadgp_style.
12821 * config/mips/mips.h: Include config/vxworks-dummy.h.
12822 (TARGET_RTP_PIC): New macro.
12823 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12824 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12825 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12826 for TARGET_RTP_PIC.
12827 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12828 -mvxworks-pic when using -mrtp and a PIC option.
12829 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12831 (mips_symbolic_constant_p, mips_symbolic_address_p)
12832 (mips_symbol_insns): Handle SYMBOL_HALF.
12833 (override_options): Warn about -G and -mrtp being used together.
12834 Initialize mips_lo_relocs[SYMBOL_HALF].
12835 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12836 (mips_emit_loadgp): Handle LOADGP_RTP.
12837 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12838 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12839 (tablejump): Handle function-relative case table entries if
12841 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12843 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12845 * config/mips/mips.md (load_call<mode>): Allow any general register.
12847 (sibcall_value_internal, sibcall_value_multiple_internal)
12848 (call_value_internal, call_value_split, call_value_multiple_internal)
12849 (call_value_multiple_split): Remove constraints from operand 0.
12851 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12853 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12854 rather than loadgp_noshared.
12855 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12856 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12858 * config/mips/mips.md (loadgp): Rename to...
12859 (loadgp_newabi): ...this.
12860 (loadgp_noshared): Rename to...
12861 (loadgp_absolute): ...this.
12863 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12865 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12866 false for locally-binding symbols.
12867 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12869 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12871 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12872 (SYMBOL_GOT_PAGE_OFST): ...this.
12873 (SYMBOL_GOT_GLOBAL): Rename to...
12874 (SYMBOL_GOT_DISP): ...this.
12875 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12876 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12877 * config/mips/mips.c (mips_global_symbol_p): New function.
12878 (mips_symbol_binds_local_p): Likewise.
12879 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12880 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12881 mips_global_symbol_p and mips_symbol_binds_local_p.
12882 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12883 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12884 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12885 SYMBOL_GOTOFF_DISP.
12886 (mips_ok_for_lazy_binding_p): New function.
12887 (mips_load_call_address, mips_expand_call): Use it.
12888 (mips_dangerous_for_la25_p): Likewise.
12889 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12890 (*got_disp<mode>): Use got_disp_operand instead of
12891 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12892 SYMBOL_GOTOFF_GLOBAL.
12893 (*got_page<mode>): Use got_page_ofst_operand instead of
12895 * config/mips/predicates.md (const_call_insn_operand): Use
12896 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12897 (global_got_operand): Rename to...
12898 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12900 (local_got_operand): Rename to...
12901 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12902 of SYMBOL_GOT_LOCAL.
12904 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12906 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12907 TARGET_CALL_CLOBBERED_GP.
12908 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12909 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12910 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12911 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12912 of TARGET_ABICALLS && !TARGET_NEWABI.
12913 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12914 * config/mips/mips.c (mips_load_call_address): Check
12915 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12916 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12917 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12918 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12919 TARGET_ABICALLS && TARGET_NEWABI.
12920 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12922 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12923 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12924 TARGET_ABICALLS && TARGET_NEWABI.
12925 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12926 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12927 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12928 whether indirect calls must use $25.
12929 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12931 * config/mips/mips.md (jal_macro): Check flag_pic and
12932 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12933 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12934 instead of TARGET_ABICALLS.
12935 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12936 TARGET_ABICALLS && TARGET_OLDABI.
12937 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12938 (sibcall): In the comment above the define_insn, mention
12939 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12940 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12941 instead of TARGET_ABICALLS.
12943 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12945 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12946 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12947 (MACFLAGS_MATCH_P): New macro.
12948 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12949 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12950 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12951 the other MACFLAG constants.
12952 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12953 (flag_machi): Tighten constraints. Renumber some of the operands.
12954 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12956 (flag_machi_parts_acconly): New pattern.
12957 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12959 (flag_macinit1hi): Tighten constraints.
12960 (flag_mul_macv2hi_parts_acconly): New pattern.
12962 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12963 Use a more efficient implementation.
12964 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12965 inline sequences when not optimizing for size.
12967 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12968 movhi_high2low): Delete, merge functionality into...
12969 (packv2hi): ... this pattern.
12971 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12972 * config/bfin/bfin.opt (msim): New option.
12973 (mcpu=): New option.
12974 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12975 (bfin_cpu_t): Typedef of enum bfin_cpu.
12976 (bfin_cpu_type): New declaration.
12977 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12978 -msim and -mcpu= options.
12979 (LIB_SPEC): Likewise.
12980 * config/bfin/bfin.c (bfin_cpu_type): Define.
12981 (bfin_handle_option): Handle -mcpu= option.
12982 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
12983 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
12984 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
12986 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12988 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
12989 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
12990 (powerpc-wrs-vxworksae): Use ${tm_file}.
12991 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
12992 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
12993 * config/i386/vx-common.h: New file.
12995 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12997 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13000 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13002 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13005 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13009 * c-common.c (c_build_qualified_type): Set canonical type
13012 2007-04-12 Richard Guenther <rguenther@suse.de>
13014 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13015 lower bound and element size if lower bound is not zero
13016 or either of the ARRAY_REF operands is set.
13018 2007-04-12 Richard Guenther <rguenther@suse.de>
13020 PR tree-optimization/24689
13021 PR tree-optimization/31307
13022 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13024 * gimplify.c (canonicalize_addr_expr): To be consistent with
13025 gimplify_compound_lval only set operands two and three of
13026 ARRAY_REFs if they are not gimple_min_invariant. This makes
13027 it never at this place.
13028 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13030 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13032 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13033 null before emitting a .nsubspa directive.
13035 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13037 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13038 need_to_partition_p if there are no memory statements in the
13041 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13043 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13044 (gcd_of_steps_may_divide_p): New function.
13045 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13047 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13049 * reload.c (find_reloads_toplev, find_reloads_address,
13050 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13051 not a pointer equality test, to decide if we need to call
13052 push_reg_equiv_alt_mem.
13054 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13056 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13057 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13059 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13061 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13063 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13064 vector to be positive.
13066 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13070 * doc/invoke.texi: Document --params max-aliased-vops and
13072 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13073 debug_memory_partitions): Move to tree-flow.h
13074 * params.h (AVG_ALIASED_VOPS): Define.
13075 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13077 (mp_info_t): Likewise.
13078 (get_mem_sym_stats_for): New.
13079 (set_memory_partition): Move from tree-flow-inline.h.
13080 (mark_non_addressable): Only clear the set of symbols for the
13081 partition if it exists.
13082 (dump_memory_partitions): Move from tree-ssa-operands.c
13083 (debug_memory_partitions): Likewise.
13084 (need_to_partition_p): New.
13085 (dump_mem_ref_stats): New.
13086 (debug_mem_ref_stats): New.
13087 (dump_mem_sym_stats): New.
13088 (debug_mem_sym_stats): New.
13089 (update_mem_sym_stats_from_stmt): New.
13090 (compare_mp_info_entries): New.
13091 (mp_info_cmp): Call it.
13092 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13094 (get_mpt_for): Move from tree-ssa-operands.c.
13095 (find_partition_for): New.
13096 (create_partition_for): Remove.
13097 (estimate_vop_reduction): New.
13098 (update_reference_counts): New.
13099 (build_mp_info): New.
13100 (compute_memory_partitions): Refactor.
13101 Document new heuristic.
13102 Call build_mp_info, update_reference_counts,
13103 find_partition_for and estimate_vop_reduction.
13104 (compute_may_aliases): Populate virtual operands before
13105 calling debugging dumps.
13106 (delete_mem_sym_stats): New.
13107 (delete_mem_ref_stats): New.
13108 (init_mem_ref_stats): New.
13109 (init_alias_info): Call it.
13110 (maybe_create_global_var): Remove alias_info argument.
13111 Get number of call sites and number of pure/const call sites
13112 from gimple_mem_ref_stats().
13113 (dump_alias_info): Call dump_memory_partitions first.
13114 (dump_points_to_info_for): Show how many times a pointer has
13116 * opts.c (decode_options): For -O2 set --param
13117 max-aliased-vops to 500.
13118 For -O3 set --param max-aliased-vops to 1000 and --param
13119 avg-aliased-vops to 3.
13120 * fortran/options.c (gfc_init_options): Remove assignment to
13122 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13123 * tree-dfa.c (dump_variable): Dump memory reference
13125 Dump NO_ALIAS* settings.
13126 (referenced_var_lookup): Tidy.
13127 (mem_sym_stats): New.
13128 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13129 and ORIG are different SSA names for a memory partition.
13130 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13131 * tree-flow.h (struct mem_sym_stats_d): Define.
13132 (mem_sym_stats_t): Define.
13133 (struct mem_ref_stats_d): Define.
13134 (struct gimple_df): Add field mem_ref_stats.
13135 (enum noalias_state): Define.
13136 (struct var_ann_d): Add bitfield noalias_state.
13137 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13138 debug_mem_ref_stats, debug_memory_partitions,
13139 debug_mem_sym_stats): Declare.
13140 * tree-ssa-structalias.c (update_alias_info): Update call
13141 sites, pure/const call sites and asm sites in structure
13142 returned by gimple_mem_ref_stats.
13143 Remove local variable IS_POTENTIAL_DEREF.
13144 Increase NUM_DEREFS if the memory expression is a potential
13146 Call update_mem_sym_stats_from_stmt.
13147 If the memory references memory, call
13148 update_mem_sym_stats_from_stmt for all the direct memory
13149 symbol references found.
13150 (intra_create_variable_infos): Set noalias_state field for
13151 pointer arguments according to the value of
13152 flag_argument_noalias.
13153 * tree-ssa-structalias.h (struct alias_info): Remove fields
13154 num_calls_found and num_pure_const_calls_found.
13155 (update_mem_sym_stats_from_stmt): Declare.
13156 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13157 Set default value to 100.
13158 (PARAM_AVG_ALIASED_VOPS): Define.
13160 2007-04-11 Richard Guenther <rguenther@suse.de>
13162 PR middle-end/31530
13163 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13164 a * -b + c as c - a * b if we honor sign dependent rounding.
13166 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13168 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13169 bfin_expand_strmov.
13170 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13171 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13173 (initialize_trampoline): Don't use old-style function definition.
13174 (bfin_secondary_reload): Mark IN_P argument as unused.
13176 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13178 PR tree-optimization/31343
13179 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13180 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13181 * testsuite/gcc.dg/vect/pr31343.c: New.
13183 2007-04-10 Eric Christopher <echristo@apple.com>
13185 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13186 * config/i386/i386.md (*cmpfp0): Use.
13187 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13188 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13189 (fix_trunc<mode>_i386_fisttp): Ditto.
13190 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13191 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13192 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13193 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13194 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13195 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13196 (unnamed_splitters): Ditto.
13197 * config/i386/i386.c (output_fix_trunc): Assert that
13198 we're not being passed a TFmode operand.
13200 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13202 PR tree-optimization/31526
13203 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13204 n_basic_blocks to find newly added blocks.
13206 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13208 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13210 (fix_trunc<mode>si_sse): Ditto.
13211 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13212 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13213 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13214 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13215 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13216 expander using SSEMODEF mode macro.
13217 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13218 expander using SSEMODEF mode macro.
13219 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13220 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13221 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13222 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13223 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13224 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13225 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13226 Macroize insn using X87MODEF mode macro.
13228 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13230 * config/i386/sse.md (sse2_pinsrw): Removed.
13231 (sse2_pextrw): Renamed to ...
13232 (*sse2_pextrw): This.
13234 2007-04-09 Jan Hubicka <jh@suse.cz>
13237 * config/i386/sse.md
13238 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13239 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13240 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13241 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13243 2007-04-09 Jan Hubicka <jh@suse.cz>
13245 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13246 multiple fields of union.
13248 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13250 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13251 (create_preheaders): Check that loops are available.
13252 (fix_loop_structure): Clean up, improve comments.
13253 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13254 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13256 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13257 * predict.c (tree_estimate_probability): Do not call
13258 calculate_dominance_info. Call create_preheaders.
13259 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13260 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13262 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13263 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13264 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13265 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13268 2007-04-08 Jan Hubicka <jh@suse.cz>
13270 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13271 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13272 * fold-const.c (fold_unary): Use it.
13274 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13276 * varasm.c (assemble_variable): Remove call to
13277 lang_hooks.decls.prepare_assemble_variable.
13278 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13279 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13280 * langhooks.h (lang_hooks_for_decls): Remove
13281 prepare_assemble_variable.
13283 2007-04-08 Mike Stump <mrs@apple.com>
13285 * config/i386/i386.c: Use inc/dec on Core2.
13287 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13289 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13290 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13291 lhd_tree_inlining_end_inlining): Remove.
13292 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13293 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13294 end_inlining hooks.
13295 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13296 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13297 lhd_tree_inlining_end_inlining): Remove prototypes.
13298 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13299 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13300 LANG_HOOKS_TREE_INLINING_START_INLINING,
13301 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13303 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13306 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13309 * config/avr/predicates.md (io_address_operand): Delete predicate.
13310 (low_io_address_operand): Don't use 'mode' argument.
13311 (higth_io_address_operand): Rename ...
13312 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13313 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13316 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13318 Revert change removing staticp.
13320 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13323 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13326 2007-04-07 Bruce Korb <bkorb@gnu.org>
13328 * c.opt: Add -Wformat-contains-nul.
13329 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13331 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13332 the NUL byte warning.
13334 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13336 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13338 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13340 * tree.c (staticp): No longer use staticp langhook.
13341 * langhooks.c (lhd_staticp): Removed.
13342 * langhooks.h (struct lang_hooks): Remove staticp.
13343 * c-common.c (c_staticp): Remove.
13344 * c-common.h (c_staticp): Ditto.
13345 * langhooks-defs.h (lhd_staticp): Ditto.
13346 (LHD_HOOKS_STATICP): Ditto
13347 * tree.h (gcc_assert_lowered): New macro.
13349 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13351 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13352 argument "reliable".
13353 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13354 Add argument "reliable". Propagate it through calls.
13355 (infer_loop_bounds_from_undefined): Derive number of iterations
13356 estimates from references in blocks that do not dominate loop latch.
13357 (gcov_type_to_double_int): New function.
13358 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13359 and expected_loop_iterations_unbounded.
13360 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13361 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13362 * tree-data-ref.c (estimated_loop_iterations): Export.
13363 (get_references_in_stmt): Fix -- do not return addresses of local
13365 * cfgloop.h (expected_loop_iterations_unbounded,
13366 estimated_loop_iterations): Declare.
13368 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13370 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13372 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13374 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13375 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13376 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13377 Use output_387_reg_move().
13378 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13379 expander using X87MODEF12 mode macro.
13380 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13381 choosing register preferences. Use output_387_reg_move().
13382 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13383 instead of "x". Use output_387_reg_move().
13384 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13385 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13386 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13387 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13388 Use output_387_reg_move().
13389 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13391 (*truncxf?f_i387 splitter): Ditto.
13393 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13395 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13396 LANG_HOOKS_SAFE_FROM_P.
13397 * expr.c (safe_from_p): Remove langhook call.
13398 * langhooks.h (lang_hooks): Remove safe_from_p.
13399 (lhd_safe_from_p): Remove prototype.
13400 * langhooks.c (lhd_safe_from_p): Remove.
13402 2007-04-06 Jan Hubicka <jh@suse.cz>
13404 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13407 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13409 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13410 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13411 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13412 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13414 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13415 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13417 2007-04-05 Richard Henderson <rth@redhat.com>
13419 * config/alpha/alpha.c (print_operand) [+]: Remove.
13420 (alpha_end_function): Print nop if call at end of function.
13421 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13422 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13423 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13424 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13425 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13426 the call pattern. Update peepholes to match.
13428 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13430 * doc/extend.texi (Other Builtins): Add decimal float variants
13432 * builtins.def: Ditto.
13433 * builtins.c (expand_builtin): Ditto.
13435 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13436 H.J. Lu <hongjiu.lu@intel.com>
13439 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13440 of V8HImode when calling ix86_binary_operator_ok.
13441 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13442 (sdot_prodv8hi): Operands 1 and 2 must be register.
13444 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13446 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13447 initialize align to silence bogus warning.
13449 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13451 PR middle-end/22156
13452 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13454 (struct sra_walk_fns): Remove use_all parameter from use.
13455 (sra_hash_tree): Handle BIT_FIELD_REFs.
13456 (sra_elt_hash): Don't hash bitfld blocks.
13457 (sra_elt_eq): Skip them in parent compares as well. Handle
13459 (sra_walk_expr): Don't maintain or pass down use_all_p.
13460 (scan_use): Remove use_all parameter.
13461 (scalarize_use): Likewise. Re-expand assignment to
13462 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13463 output, and re-scalarize after output. Don't mark anything
13465 (scalarize_ldst): Adjust.
13466 (scalarize_walk_gimple_modify_statement): Likewise.
13467 (build_element_name_1): Handle BIT_FIELD_REFs.
13468 (instantiate_element): Don't warn for any element whose parent
13469 is used as a whole.
13470 (instantiate_missing_elements_1): Return the sra_elt.
13471 (canon_type_for_field): New.
13472 (try_instantiate_multiple_fields): New.
13473 (instantiate_missing_elemnts): Use them.
13474 (mark_no_warning): Removed.
13475 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13476 (REPLDUP, sra_build_elt_assignment): New.
13477 (generate_copy_inout): Use them.
13478 (generate_element_copy): Likewise. Handle bitfld differences.
13479 (generate_element_zero): Don't recurse for blocks. Use
13480 sra_build_elt_assignment.
13481 (generate_one_element_int): Take elt instead of var. Use
13482 sra_build_elt_assignment.
13483 (generate_element_init_1): Adjust.
13484 (scalarize_use, scalarize_copy): Use REPLDUP.
13485 (scalarize_ldst): Move assert before dereference.
13486 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13488 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13490 * regmove.c: Fix unused variable warnings due to previous commit.
13492 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13494 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13495 (regmove_bb_head): Remove.
13496 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13497 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13498 problems with fixup_match_1.
13499 Don't initialize/free regmove_bb_head.
13501 (reg_is_remote_constant_p): If an insn is in the same basic block
13502 but not before INSN, consider it remote, too.
13504 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13507 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13508 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13510 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13512 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13513 (CONDITIONAL_REGISTER_USAGE): Likewise.
13515 2007-04-04 Richard Henderson <rth@redhat.com>
13517 * config/alpha/lib1funcs.asm: Remove unused file.
13519 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13522 * opts.c (print_specific_help): Fix --help=<language>
13524 (common_handle_option): Support --help=common.
13526 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13529 * gcc.c (main): Do not run the linker if
13530 print_subprocess_help indicates that it shouldn't be
13533 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13536 * doc/invoke.texi (--help=): Document <languages> value, fix
13537 formatting in tables of values.
13539 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13541 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13542 dllimport attribute of virtual methods.
13544 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13546 * config/score/crti.asm: Change _bss_start to __bss_start.
13547 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13548 (OUTGOING_REG_PARM_STACK_SPACE) update.
13549 * config/score/score.opt: add options to make backend support
13550 score5, score5u, score7 and score7d.
13551 * config/score/score.md: Likewise.
13552 * config/score/misc.md: Likewise.
13553 * config/score/mac.md: Likewise.
13554 * doc/invoke.texi: Likewise.
13555 * doc/md.texi: update constraints define.
13557 2007-04-03 Richard Henderson <rth@redhat.com>
13559 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13560 an appropriate type, use the mode instead.
13562 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13564 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13565 Set the default --with-arch setting to mips2.
13566 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13567 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13568 (MULTILIB_OSDIRNAMES): Delete.
13569 (MULTILIB_DIRNAMES): Define.
13570 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13571 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13572 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13573 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13574 VXWORKS_OS_CPP_BUILTINS.
13575 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13576 (MIPS_DEBUGGING_INFO): Undefine.
13577 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13579 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13581 PR middle-end/30704
13582 * fold-const.c (native_encode_real): Encode real.c provided longs
13583 as a series of 32-bit native integers.
13584 (native_interpret_real): Interpret buffer as a series of 32-bit
13587 2007-04-03 Richard Guenther <rguenther@suse.de>
13589 * genpreds.c (write_insn_constraint_len): Write function
13590 optimized for CONSTRAINT_LEN implementation.
13591 (write_tm_preds_h): Output insn_constraint_len inline and
13592 use it for CONSTRAINT_LEN.
13593 (write_insn_preds_c): Don't output insn_constraint_len.
13594 * doc/md.texi (define_register_constraint): Document multi-letter
13595 constraints shall have the same length if they start with the same
13598 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13601 * config/i386/i386.md (isinf<mode>2): Expand only when
13602 TARGET_C99_FUNCTIONS is set.
13604 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13606 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13607 (x86_64-*-linux*): Ditto.
13608 * config/i386/i386.opt (mpc): New option.
13609 * config/i386/i386.c (overrride_options): Handle
13610 ix87_precision_string.
13611 * config/i386/crtprec.c: New file.
13612 * config/i386/t-crtpc: Ditto.
13613 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13614 and -mpc80 options.
13615 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13616 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13617 crtprec32.o, crtprec64.o and crtprec80.o.
13619 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13620 and -mpc80 options.
13621 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13623 2007-04-02 Eric Christopher <echristo@apple.com>
13625 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13626 limitations on darwin.
13628 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13631 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13633 2007-04-02 Dave Korn <dave.korn@artimi.com>
13635 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13637 2007-04-02 Dave Korn <dave.korn@artimi.com>
13639 * libgcc2.h (exception_descriptor): Don't forward-declare.
13640 (__get_eh_table_language, __get_eh_table_version): Delete
13641 prototypes of long-dead functions.
13643 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13645 * ebitmap.h: New file
13646 * ebitmap.c: New file
13647 * Makefile.in (ebitmap.o): New target.
13649 2007-04-01 Jan Hubicka <jh@suse.cz>
13651 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13652 before very first instruction.
13654 2007-04-01 Jan Hubicka <jh@suse.cz>
13656 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13657 waring on 64bit hosts.
13658 * bitmap.h: Fix typo in bitmap_head_def.
13660 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13662 PR rtl-optimization/31391
13663 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13664 into a DELETED_LABEL note, and the label is in an empty basic
13665 block, update BB_END as well as BB_HEAD.
13667 2007-04-01 Richard Henderson <rth@redhat.com>
13669 PR tree-optimization/31169
13670 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13671 to varying if the range is outside [0, prec-1].
13673 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13676 * config/mips/mips.md (load_const_gp): New insn.
13677 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13678 the MIPS16 GP pseudo register if no_new_pseudos.
13679 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13681 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13684 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13686 (call_value): Likewise.
13688 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13689 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13692 * doc/invoke.texi: (optimization options): Reword description
13693 of -ffast-math. Document its primary purpose.
13695 2007-03-31 Richard Guenther <rguenther@suse.de>
13697 * omp-low.c (splay-tree.h): Include.
13698 (lookup_decl): Replace splay-tree usage by pointer-map.
13699 (maybe_lookup_decl): Likewise.
13700 (new_omp_context): Likewise.
13701 (delete_omp_context): Likewise.
13702 * gimplify.c (splay-tree.h): Include.
13703 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13705 (remap_ssa_name): Likewise.
13706 (remap_decl): Likewise.
13707 (remap_type_1): Likewise.
13708 (remap_type): Likewise.
13709 (copy_body_r): Likewise.
13710 (expand_call_inline): Likewise.
13711 (clone_body): Likewise.
13712 (copy_tree_r): Likewise.
13713 (remap_save_expr): Likewise.
13714 (unsave_r): Likewise.
13715 (unsave_expr_now): Likewise.
13716 (tree_function_versioning): Likewise.
13717 (build_duplicate_type): Likewise.
13718 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13719 (struct copy_body_data): Replace splay-tree by pointer-map.
13720 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13721 not $(SPLAY_TREE_H).
13722 (gimplify.o): Depend on $(SPLAY_TREE_H).
13723 (omp-low.p): Likewise.
13725 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13727 * config/avr/predicates.md (even_register_operand,
13728 odd_register_operand): New predicates.
13729 * config/avr/avr.md (movw peephole2): New.
13730 (movw_r peephole2): New.
13732 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13734 * tree.h (get_signed_or_unsigned_type): New.
13735 * fold-const.c (operand_equal_for_comparison_p): Use
13736 get_signed_or_unsigned_type instead of
13737 lang_hooks.types.signed_or_unsigned_type.
13738 * expr.c (store_expr): Ditto.
13739 * langhooks.c (get_signed_or_unsigned_type): New.
13740 (lhd_signed_or_unsigned_type): New.
13741 * langhooks.h (lhd_signed_or_unsigned_type): New.
13742 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13744 2007-03-30 Richard Henderson <rth@redhat.com>
13746 * tree-ssa-loop-ivopts.c: Include target.h.
13747 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13748 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13749 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13750 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13752 2007-03-30 Richard Henderson <rth@redhat.com>
13753 Kai Tietz <kai.tietz@onevision.com>
13755 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13756 default for 64-bit.
13757 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13758 (TARGET_64BIT_MS_ABI): New.
13759 (DBX_REGISTER_NUMBER): Handle 64-bit.
13760 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13761 (LONG_TYPE_SIZE): Force to 32.
13762 (REG_PARM_STACK_SPACE): New.
13763 (OUTGOING_REG_PARM_STACK_SPACE): New.
13764 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13765 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13766 (STACK_BOUNDARY): Use 128 for 64-bit.
13767 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13768 Add 64-bit implementation.
13769 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13771 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13772 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13773 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13774 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13775 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13776 TARGET_64BIT_MS_ABI.
13777 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13778 (ix86_pass_by_reference): Likewise.
13779 (ix86_function_value_regno_p): Likewise.
13780 (ix86_build_builtin_va_list): Likewise.
13781 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13782 (function_arg_advance_ms_64): New.
13783 (function_arg_advance): Call it.
13784 (function_arg_ms_64): New.
13785 (function_arg): Call it.
13786 (function_value_ms_64): New.
13787 (ix86_function_value_1): Call it.
13788 (return_in_memory_ms_64): New.
13789 (ix86_return_in_memory): Call it.
13790 (setup_incoming_varargs_ms_64): New.
13791 (ix86_setup_incoming_varargs): Call it.
13792 (ix86_expand_prologue): Handle 64-bit stack probing.
13793 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13794 (output_pic_addr_const): Likewise.
13795 (x86_this_parameter): Likewise.
13796 (x86_output_mi_thunk): Likewise.
13797 (x86_function_profiler): Likewise.
13798 (TARGET_STRICT_ARGUMENT_NAMING): New.
13799 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13800 (TARGET_64BIT_MS_ABI): New.
13801 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13802 * config/i386/i386.md (allocate_stack_worker): Remove.
13803 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13804 describe the clobber of eax without a match_scratch.
13805 (allocate_stack_worker_postreload): Remove.
13806 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13807 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13808 (allocate_stack_worker_rex64_postreload): Remove.
13809 (allocate_stack): Handle 64-bit.
13810 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13811 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13812 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13813 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13814 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13815 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13816 * config.build (x86_64-*-mingw*): New host.
13817 * config.host (x86_64-*-mingw*): New host.
13818 * config.gcc (x86_64-*-mingw*): New target.
13819 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13821 2007-03-30 Richard Henderson <rth@redhat.com>
13822 Kai Tietz <kai.tietz@onevision.com>
13824 * c-pragma.c (struct def_pragma_macro_value): New.
13825 (struct def_pragma_macro): New.
13826 (pushed_macro_table): New.
13827 (dpm_hash, dpm_eq): New.
13828 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13829 (init_pragma): Install them.
13830 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13832 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13834 * config/avr/avr.c (avr_override_options): Clear
13835 'flag_delete_null_pointer_checks'.
13837 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13840 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13841 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13842 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13843 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13844 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13845 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13846 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13848 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13850 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13852 * regmove.c: Move all of pass_stack_adjustments from here...
13853 * combine-stack-adj.c: ...to this new file.
13854 * Makefile.in: Add rules for combine-stack-adj.o.
13856 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13858 PR tree-optimization/31383
13859 * tree-data-ref.c (affine_function_equal_p): Do not require the
13860 vectors to have the same length.
13862 2007-03-30 Jan Hubicka <jh@suse.cz>
13864 PR middle-end/30700
13865 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13866 availablility; add more sanity checking; ask varpool only about
13869 2007-03-29 Richard Henderson <rth@redhat.com>
13871 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13872 to decide, but __SIZEOF_LONG_LONG__.
13874 2007-03-29 Richard Henderson <rth@redhat.com>
13876 * emutls.c (struct __emutls_array): New.
13877 (emutls_destroy): Use it instead of casting element 0 from void*.
13878 (__emutls_get_address): Likewise.
13880 2007-03-29 Richard Henderson <rth@redhat.com>
13882 * varasm.c (initializer_constant_valid_p): Don't deny
13883 DECL_DLLIMPORT_P on functions.
13885 * config/i386/cygming.h: Remove function declarations.
13886 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13887 (ASM_OUTPUT_LABELREF): Remove.
13888 (COMMON_ASM_OP): Remove.
13889 (ASM_OUTPUT_COMMON): Remove.
13890 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13891 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13892 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13893 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13894 Rename from TARGET_ENCODE_SECTION_INFO.
13895 * config/i386/netware.h: Likewise.
13896 * config/i386/i386-protos.h: Update.
13897 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13898 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13899 (legitimate_constant_p): Reject dllimports.
13900 (dllimport_map, get_dllimport_decl): New.
13901 (legitimize_dllimport_symbol): New.
13902 (legitimize_address, ix86_expand_move): Use it.
13903 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13904 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13905 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13906 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13907 * config/i386/predicates.md (constant_call_address_operand): Only
13908 accept symbols; reject dllimport_p symbols.
13909 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13910 i386_pe_maybe_record_exported_symbol.
13911 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13912 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13913 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13914 trust the setting of DECL_DLLIMPORT_P.
13915 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13916 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13917 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13918 tidy the argument scanning loop.
13919 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13920 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13921 (i386_pe_strip_name_encoding): Remove.
13922 (i386_pe_binds_local_p): New.
13923 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13924 (i386_pe_output_labelref): Remove.
13925 (i386_pe_asm_output_aligned_decl_common): New.
13926 (i386_pe_maybe_record_exported_symbol): Rename from
13927 i386_pe_record_exported_symbol; check for dllexported symbols.
13929 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13931 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13932 add comment explaining why vsnprintf cannot be used.
13934 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13936 PR tree-optimization/30666
13937 * tree.c (build_complex_type): When creating type names for DWARF2
13938 debug info, create TYPE_DECLs for TYPE_NAME instead of
13940 (build_common_tree_nodes_2): Use build_complex_type when building
13941 predefined complex types, to preserve canonical types.
13943 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13945 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13946 (noce_get_alt_condition): Look at it to determine whether to
13947 reverse the condition or not.
13948 (noce_get_condition): Substitute the truth for lies.
13949 (noce_find_if_block): Set the then_else_reversed field.
13951 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13953 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13954 destination of this insn.
13955 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13956 than calling gen_rtx_SET directly. Use r0 to hold the value of
13957 'address + 4' rather than a stack based temporary which can be
13958 mis-optimized away.
13960 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13962 * config/s390/s390.c (s390_secondary_input_reload_class,
13963 s390_secondary_output_reload_class): Functions removed.
13964 (s390_secondary_reload): New function.
13965 (TARGET_SECONDARY_RELOAD): Target macro defined.
13966 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13967 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13968 * config/s390/s390.md ("reload_outti", "reload_outdi",
13969 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13970 "reload_out<mode>"): Expanders removed.
13971 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13972 "reload<mode>_nonoffmem_out"): Expanders added.
13974 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13976 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13977 action if SRC->DEST replacement failed anyway.
13979 2007-03-28 Mike Stump <mrs@apple.com>
13981 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
13982 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
13983 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
13985 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13987 * config.gcc: Accept barcelona as a variant of amdfam10.
13988 * config/i386/i386.c (override_options): Likewise.
13989 * doc/invoke.texi: Likewise.
13991 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
13993 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
13994 offsets for BIT_FIELD_REF and COMPONENT_REF.
13996 2007-03-28 Richard Guenther <rguenther@suse.de>
13998 * tree.c (is_global_var): Move ...
13999 * tree-flow-inline.h (is_global_var): ... here.
14000 * tree.h (is_global_var): Remove declaration.
14002 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14004 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14006 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14007 * config/i386/i386.c (ix86_tune_features): Initialize new
14009 * config/i386/predicates.md (promotable_binary_operator): Use
14010 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14012 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14015 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14017 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14019 * config/fr30/fr30.md (movsi_internal): Change destination
14020 constraint from m to V and add m to the end.
14022 2007-03-28 Christian Bruel <christian.bruel@st.com>
14024 * config/sh/sh.md (movsi_i): Fix type attribute.
14026 2007-03-28 Christian Bruel <christian.bruel@st.com>
14028 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14029 (movsf_ie): Likewise.
14031 2007-03-28 Christian Bruel <christian.bruel@st.com>
14033 * config.gcc: Add sh4-300 to multilib.
14034 * config/sh/t-mlib-sh4-300: New file.
14036 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14038 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14039 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14040 fix_trunc<mode>di2.
14041 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14042 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14043 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14044 "fixuns_trunctddi2"): Whitespace fix.
14046 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14048 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14049 the definition of struct sh_args.
14050 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14051 CALL_COOKIE_INT_REG_GET): Likewise.
14053 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14055 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14056 transformations are applied successfully.
14058 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14060 * tree.c (tree_contains_struct): Permit 512 tree codes.
14061 * tree.h (tree_contains_struct): Ditto.
14062 (MAX_TREE_CODES): Ditto.
14063 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14064 SPARE member to store remaining padding bits.
14066 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14068 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14071 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14073 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14074 * configure: Regenerate.
14076 * configure: Regenerate using the correct version of autoconf.
14078 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14080 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14082 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14083 regs to "__SP_L__" and "__SP_H__".
14085 2007-03-27 Richard Guenther <rguenther@suse.de>
14087 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14088 computations with it with a HOST_WIDE_INT variable.
14090 2007-03-26 Mike Stump <mrs@apple.com>
14092 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14093 objective-c-header, objective-c++-header and objc++-cpp-output
14095 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14097 2007-03-26 Richard Henderson <rth@redhat.com>
14100 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14101 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14102 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14103 IX86_BUILTIN_PSRLQ128): New.
14104 (ix86_init_mmx_sse_builtins): Add them.
14105 (ix86_expand_builtin): Expand them.
14106 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14107 operand 2 be TImode.
14108 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14109 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14110 _mm_srli_epi64): Mark __B const.
14111 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14112 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14113 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14114 new two-vector shift builtins.
14116 2007-03-26 Ian Lance Taylor <iant@google.com>
14118 PR tree-optimization/31345
14119 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14120 [+INF, +INF(OVF)] into VARYING.
14122 2007-03-26 Zack Weinberg <zackw@panix.com>
14124 * gengtype-parse.c: New file.
14125 * gengtype-yacc.y: Delete.
14126 * gengtype-lex.l: Don't include gengtype-yacc.h.
14127 Define YY_DECL and yyterminate appropriately for recursive
14128 descent parser. yylval is now a string out-parameter to yylex.
14129 (HWS, EOID): New shorthand.
14130 (IWORD): Add a couple more types.
14131 (yylex): Add a setup stanza. Remove the complex rules for
14132 detecting GTY'ed types and typedefs; replace with simple
14133 keyword detectors. Adjust everything for the changed
14134 definition of yylval. Ignore all pp-directives, not just #define.
14136 (parse_file): Rename yybegin; do not call yyparse.
14138 * gengtype.c (xasprintf): Export again.
14139 (this_file): New. Use everywhere __FILE__ was being used.
14140 (get_lang_bitmap): Special case types defined in gengtype.c.
14141 (do_typedef, new_structure): Suppress definition of certain types.
14142 (new_structure): Improve diagnostics of duplicate definitions.
14143 Make sure location_s is associated with input.h.
14144 (nreverse_pairs, define_location_structures): New functions.
14145 (main): Improve tagging of kludge types. Remove old kludges
14146 for input.h types; use define_location_structures.
14147 * gengtype.h: Update prototypes. Define token codes here.
14148 * Makefile.in: Remove all references to gengtype-yacc.
14149 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14151 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14152 add GTY((skip)) to the field that's only conditionally there.
14153 * doc/install.texi: Document that Bison is no longer required
14154 unless building treelang.
14156 * gengtype.c: Don't include gtyp-gen.h.
14157 (srcdir): Declare here.
14158 (base_files, lang_dir_names): Allocate dynamically.
14159 (gt_files, num_gt_files, num_lang_dirs): New globals.
14160 (measure_input_list, read_input_line, read_input_list)
14161 (set_lang_bitmap): New functions.
14162 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14163 simplify, relying on read_input_list to set up the bitmaps.
14164 (main): Arguments are no longer unused. Check for correct number
14165 of command line arguments, set srcdir and srcdir_len, then call
14166 read_input_list, before doing anything else. No need to worry
14167 about duplicates in main loop.
14168 * configure.ac: Simplify the calculation of all_gtfiles.
14169 Put language tags in there. Don't set or substitute
14170 all_gtfiles_files_langs or all_gtfiles_files_frags.
14171 * Makefile.in: Revamp the way gengtype is invoked, now that it
14172 takes a file on its command line with a much simpler format.
14173 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14174 (GTFILES): Remove duplicates and C source files.
14175 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14176 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14177 * configure: Regenerate.
14179 * gengtype.h: Remove all type definitions to gengtype.c; leave
14180 only definitions of options_p, type_p, and pair_p as opaque
14181 pointers. Update prototypes.
14182 * gengtype.c: Many type definitions moved here from gengtype.h.
14183 Consolidate type definitions at the top of the file.
14184 (xvasprintf): Delete.
14185 (xasprintf): Make static.
14186 (create_nested_pointer_option): Add 'next' parameter.
14187 (create_field_all, create_field_at): New functions.
14188 (create_field): Now a thin wrapper around create_field_all.
14189 (create_optional_field): Rename create_optional_field_ and add
14190 line argument. Original name is now a macro which supplies
14192 (oprintf): Use vsnprintf directly.
14193 (close_output_files): Use fatal rather than perror/exit.
14194 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14195 (main): Set progname. Don't use exit.
14196 * gengtype-yacc.y (struct_fields): Use create_field_at.
14197 (option, optionseqopt): Delete.
14198 (optionseq): Consolidate productions from option here so we
14199 can use the first argument to create_option.
14201 * gengtype-lex.l: Distinguish unions from structures in the
14202 token type. Don't call find_structure; return the tag as a string.
14203 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14204 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14205 string. Reorganize typedef_struct production accordingly.
14206 Use create_nested_ptr_option.
14207 * gengtype.c (create_nested_ptr_option): New function.
14208 * gengtype.h: Declare it.
14210 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14211 (string_type): Don't declare.
14212 (do_scalar_typedef): Declare.
14213 (create_scalar_type): Update prototype.
14214 * gengtype.c (string_type): Make static.
14215 (scalar_nonchar, scalar_char): New.
14216 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14217 (resolve_typedef): Use scalar_nonchar for error recovery.
14218 (create_scalar_type): Remove name_len field. Return scalar_char
14219 or scalar_nonchar as appropriate.
14220 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14221 to use string_type.
14222 (throughout): Use scalar_nonchar instead of calling
14223 create_scalar_type, whenever possible.
14224 (main): Initialize scalar_char and scalar_nonchar before calling
14226 * gengtype-lex.l: Adjust for removal of second argument to
14227 create_scalar_type. Use yylval.s instead of yylval.t when
14229 * gengtype-yacc.y: Type of SCALAR is string. Call
14230 create_scalar_type from type:SCALAR rule. Adjust for removal of
14231 second argument to create_scalar_type.
14233 * vec.h: Remove all #if IN_GENGTYPE blocks.
14234 Add comment saying that changes may require adjustments to gengtype.
14235 * gengtype.c: Don't include coretypes.h or tm.h.
14236 Add comment to inclusion of errors.h.
14237 (note_def_vec, note_def_vec_alloc): New functions.
14238 * gengtype.h: Declare new functions.
14239 * gengtype-lex.l: Don't include coretypes.h.
14240 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14242 (update_lineno): Remove unnecessary prototype.
14243 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14244 (VEC rule): Just return VEC_TOKEN.
14245 * gengtype-yacc.y (VEC_TOKEN): New token type.
14246 (type): Add a production for VEC(a,b).
14247 * Makefile.in: Update dependencies.
14249 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14250 typedefs that use the old PARAMS macro.
14252 * gengtype-lex.l: Remove all rules and states relating to yacc
14254 * gengtype-yacc.y: Similarly.
14255 * gengtype.c (note_yacc_type): Delete function.
14256 * gengtype.h: Update prototypes.
14258 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14260 * tree-pretty-print.c (dump_generic_node): Report precision of
14261 unnamed integer types.
14263 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14265 * ifcvt.c (noce_try_store_flag_constants): Don't check
14266 no_new_pseudos here.
14267 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14268 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14269 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14270 noce_try_sign_mask): Likewise.
14271 (if_convert): Check no_new_pseudos here.
14273 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14275 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14276 (noce_get_condition): Handle new then_else_reversed argument.
14277 (noce_init_if_info): Remove, fold into noce_find_if_block.
14278 (noce_process_if_block): Take a struct noce_if_info as the
14279 argument. Don't set up one based on ce_if_info. Update pointer
14280 references accordingly.
14281 (cond_move_process_if_block): Likewise.
14282 (process_if_block): Removed.
14283 (find_if_block): Removed. Move functionality two new functions,
14284 noce_find_if_block and cond_exec_find_if_block.
14285 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14286 blocks and the symmetric IF-ELSE-JOIN case.
14287 (cond_exec_find_if_block): Also new function mostly based on old
14288 find_if_block and process_if_block.
14289 (find_if_header): Replace find_if_block call with separately
14290 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14291 (find_cond_trap): Update noce_get_condition call.
14292 (dead_or_predicable): Likewise.
14294 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14296 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14298 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14299 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14300 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14301 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14302 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14303 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14304 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14305 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14306 __builtin_ia32_psrad128 builtins.
14308 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14310 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14311 * config/i386/constraints.md
14312 (define_constraint "I"): Use IN_RANGE macro.
14313 (define_constraint "J"): Ditto.
14314 (define_constraint "K"): Ditto.
14315 (define_constraint "M"): Ditto.
14316 (define_constraint "N"): Ditto.
14317 (define_constraint "O"): Ditto.
14318 * config/i386/predicates.md
14319 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14320 (define_predicate "const_0_to_3_operand"): Ditto.
14321 (define_predicate "const_0_to_7_operand"): Ditto.
14322 (define_predicate "const_0_to_15_operand"): Ditto.
14323 (define_predicate "const_0_to_63_operand"): Ditto.
14324 (define_predicate "const_0_to_255_operand"): Ditto.
14325 (define_predicate "const_1_to_31_operand"): Ditto.
14326 (define_predicate "const_2_to_3_operand"): Ditto.
14327 (define_predicate "const_4_to_7_operand"): Ditto.
14329 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14331 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14332 in SImode for save_world.
14333 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14336 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14338 PR tree-optimization/30784
14339 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14342 2007-03-25 Revital Eres <eres@il.ibm.com>
14344 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14345 Fold movement_possibility function into it.
14347 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14349 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14350 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14351 (call_indirect_nonlocal_darwin64): Same.
14352 (call_nonlocal_darwin64): Same.
14353 (call_value_indirect_nonlocal_darwin64): Same.
14354 (call_value_nonlocal_darwin64): Same.
14355 (sibcall_nonlocal_darwin64): Same.
14356 (sibcall_value_nonlocal_darwin64): Same.
14357 (sibcall_symbolic_64): Same.
14358 (sibcall_value_symbolic_64): Same.
14359 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14361 (rs6000_emit_load_toc_table): Same.
14362 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14363 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14365 (divss_call): Same.
14366 (divus_call): Same.
14367 (quoss_call): Same.
14368 (quous_call): Same.
14369 (load_toc_v4_pic_si): Same
14370 (load_toc_v4_PIC_1): Same.
14371 (load_toc_v4_PIC_1b): Same.
14372 (call_indirect_aix{32,64}): Same.
14373 (call_value_indirect_aix{32,64}): Same.
14375 (call_value): Same.
14376 (call_local{32,64}): Same.
14377 (call_value_local{32,64}): Same.
14378 (call_indirect_nonlocal_aix{32,64}): Same.
14379 (call_nonlocal_aix{32,64}): Same.
14380 (call_value_indirect_nonlocal_aix{32,64}): Same.
14381 (call_value_nonlocal_aix{32,64}): Same.
14382 (call_indirect_nonlocal_sysv<mode>): Same.
14383 (call_nonlocal_sysv<mode>): Same.
14384 (call_value_indirect_nonlocal_sysv<mode>): Same.
14385 (call_value_nonlocal_sysv<mode>): Same.
14387 (sibcall_local{32,64}): Same.
14388 (sibcall_value_local{32,64}): Same.
14389 (sibcall_nonlocal_aix{32,64}): Same.
14390 (sibcall_value_nonlocal_aix{32,64}): Same.
14391 (sibcall_nonlocal_sysv<mode>): Same.
14392 (sibcall_value): Same.
14393 (sibcall_value_nonlocal_sysv<mode>): Same.
14395 2007-03-24 Paul Brook <paul@codesourcery.com>
14397 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14398 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14400 2007-03-24 Richard Henderson <rth@redhat.com>
14402 * config/ia64/constraints.md: New file.
14403 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14404 satisfies_constraint_?.
14405 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14406 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14407 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14408 ia64_output_mi_thunk): Likewise.
14409 (ia64_const_ok_for_letter_p): Remove.
14410 (ia64_const_double_ok_for_letter_p): Remove.
14411 (ia64_extra_constraint): Remove.
14412 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14413 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14414 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14415 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14416 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14417 EXTRA_MEMORY_CONSTRAINT): Remove.
14418 * config/ia64/ia64.md: Include constriants.md. Replace
14419 CONST_OK_FOR_? with satisfies_constraint_?.
14421 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14422 H.J. Lu <hongjiu.lu@intel.com>
14424 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14426 (name macros): Use DPD_BID_NAME to convert names properly.
14428 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14429 decimal floating point format.
14430 (init_floating_libfuncs): Change decimal functions so that they
14431 have a "bid_" prefix if the decimal system uses the BID format,
14432 and "dpd_" prefix if the decimal system uses the DPD format.
14433 (init_interclass_conv_libfuncs): Ditto.
14434 (init_intraclass_conv_libfuncs): Ditto.
14436 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14437 using the BID format.
14439 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14440 whether we are using the BID decimal format.
14441 * configure: Regenerate.
14443 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14444 the compiler has decimal floating point enabled. Define
14445 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14448 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14449 using the BID format.
14451 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14452 whether we are using the BID decimal format.
14453 * configure: Regenerate.
14455 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14456 the compiler has decimal floating point enabled. Define
14457 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14460 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14461 options, and that it is enabled for i386/x86_64 systems.
14463 * Makefile.in (enable_decimal_float): New.
14465 (DECNUMINC): Add -I$(DECNUMFMT).
14466 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14467 to $(DECNUMFMT) from $(DECNUM).
14469 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14470 Substitute enable_decimal_float.
14471 * configure: Regenerated.
14474 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14477 * configure.ac: Enable decimal float for x86_64-*-linux*.
14478 * configure: Regenerated.
14481 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14482 decimal128ClearSign to flip and clear the sign bit in decimal128.
14483 (decimal_real_maxval): Set decimal128SetSign to set the sign
14486 2007-03-23 Ian Lance Taylor <iant@google.com>
14488 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14490 2007-03-23 Ian Lance Taylor <iant@google.com>
14492 * tree-dump.c (dump_files): Correct comment.
14494 2007-03-23 Ian Lance Taylor <iant@google.com>
14496 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14498 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14500 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14501 in cfglayout mode. Don't go into and out of cfglayout mode.
14502 Link the blocks in the order of the constructed traces.
14503 (rest_of_handle_tracer): Adjust call to tracer.
14504 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14505 Don't go into cfglayout mode.
14506 (rtl_loop_done): Don't go out of cfglayout mode.
14507 * cfglayout.c (relink_block_chain): New function, split out from...
14508 (fixup_reorder_chain): ...here. Remove redundant checking.
14509 (cfg_layout_finalize): Don't clear the header, footer, and aux
14510 fields here, move the code to do so to relink_block_chain. Likewise
14511 for free_original_copy_tables.
14512 * rtl.h (tracer): Update prototype.
14513 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14514 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14515 mode. Use relink_block_chain to serialize the CFG according to the
14516 new basic block order. Move targetm.cannot_modify_jumps_p check from
14518 (gate_handle_reorder_blocks): ...to here.
14519 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14521 (gate_duplicate_computed_gotos): ...to here.
14522 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14523 something always changes when going into and out of cfglayout mode.
14524 Perform an expensive cfg cleanup while going into cfglayout mode.
14525 Always update liveness information on HAVE_conditional_execution
14526 targets. Reserialize the basic blocks and go out of cfglayout mode.
14527 * reg-stack.c: Include cfglayout.h.
14528 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14529 the call to reorder_basic_blocks.
14530 * basic-block.h (reorder_basic_blocks): Update prototype.
14531 (relink_block_chain): New prototype.
14532 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14534 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14536 * config/mips/mips.md (type, hazard, *movdi_32bit,
14537 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14538 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14539 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14540 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14541 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14543 (movcc): Change first xfer to multi.
14544 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14545 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14546 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14547 config/mips/generic.md: Change reservations using "xfer" to use
14549 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14550 using match_operand.
14551 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14552 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14554 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14556 2007-03-22 Richard Henderson <rth@redhat.com>
14558 * config/i386/i386.c: Remove unnecessary function declarations.
14559 Move targetm definition, and all related macros, to the end of
14560 the file. Resort some functions to put definitions before uses.
14561 (ix86_attribute_table): Make static. Move to end of file.
14562 (ix86_gimplify_va_arg): Make static.
14564 2007-03-22 Richard Henderson <rth@redhat.com>
14566 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14567 don't increase local_regparm with force_align_arg_pointer check.
14568 (ix86_function_sseregparm): Assert 32-bit.
14569 (type_has_variadic_args_p): New.
14570 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14571 type_has_variadic_args_p.
14572 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14573 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14574 use memset instead. Do maybe_vaarg check first; skip attribute
14575 tests if true; skip attribute tests for 64-bit.
14576 (construct_container): Remove TARGET_DEBUG_ARG.
14577 (function_arg_advance_32, function_arg_advance_64): Split out ...
14578 (function_arg_advance): ... from here.
14579 (function_arg_32, function_arg_64): Split out ...
14580 (function_arg): ... from here.
14581 (ix86_pass_by_reference): Tidy.
14582 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14583 (function_value_32): New, from parts of ix86_function_value
14584 and ix86_value_regno.
14585 (function_value_64): New, from parts of ix86_function_value
14586 and ix86_libcall_value.
14587 (ix86_function_value_1): New.
14588 (ix86_function_value, ix86_libcall_value): Use it.
14589 (return_in_memory_32, return_in_memory_64): Split out ...
14590 (ix86_return_in_memory): ... from here.
14591 (ix86_struct_value_rtx): Skip for 64-bit.
14592 (ix86_libcall_value, ix86_value_regno): Remove.
14593 (setup_incoming_varargs_64): Split out ...
14594 (ix86_setup_incoming_varargs): ... from here.
14595 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14596 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14597 * config/i386/i386-protos.h (ix86_function_value): Remove.
14598 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14600 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14603 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14604 infinities not supported, otherwise emit warning if -Woverflow. On
14605 underflow, emit warning if -Woverflow.
14606 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14608 * real.h (real_from_string): Update declaration
14610 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14611 Richard Henderson <rth@redhat.com>
14613 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14614 * calls.c (compute_argument_block_size, expand_call,
14615 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14616 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14617 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14618 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14619 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14620 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14621 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14622 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14625 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14627 * c-incpath.c (add_sysroot_to_chain): New.
14628 (merge_include_chains): Add sysroot argument. Call
14629 add_sysroot_to_chain if sysrooted.
14630 (register_include_chains): Update call to merge_include_chains.
14631 * doc/cppopts.texi: Document use of '=' in include directory
14634 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14636 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14637 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14638 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14639 insn pattern using X87MODEF12 mode macro.
14641 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14643 * regmove.c (regmove_optimize): Use reg_mentioned_p
14644 instead of reg_overlap_mentioned_p for DST.
14646 2007-03-21 Mike Stump <mrs@apple.com>
14648 * c.opt: Fixup for Objective-C/C++.
14650 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14652 * explow.c (convert_memory_address): Fold memory reference when
14653 POINTERS_EXTEND_UNSIGNED < 0
14655 2007-03-21 Richard Henderson <rth@redhat.com>
14658 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14659 * config/i386/mmintrin.h (__m64): Likewise.
14660 * config/i386/xmmintrin.h (__m128): Likewise.
14662 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14664 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14665 (VXWORKS_OS_CPP_BUILTINS): Define.
14666 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14667 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14669 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14671 * rtl.h (constant_pool_reference_p): Delete.
14672 (find_constant_src): Declare.
14673 * rtlanal.c (find_constant_src): New function.
14674 * simplify-rtx.c (constant_pool_reference_p): Delete.
14675 * config/i386/i386.md: Use find_constant_src instead of
14676 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14678 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14680 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14681 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14683 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14685 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14686 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14687 (arm_elf_asm_constructor): Use it.
14688 (arm_elf_asm_destructor): New function.
14690 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14692 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14694 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14696 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14698 2007-03-19 Andrew Haley <aph@redhat.com>
14700 PR tree-optimization/31264
14701 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14702 VIEW_CONVERT_EXPRs.
14704 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14706 PR rtl-optimization/30907
14707 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14708 (fwprop_init): Always call loop_optimizer_initialize.
14709 (fwprop_done): Always call loop_optimizer_finalize.
14710 (fwprop): We always have loop info now.
14711 (gate_fwprop_addr): Remove.
14712 (pass_fwprop_addr): Use gate_fwprop as gate.
14714 PR rtl-optimization/30841
14715 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14716 df_chain_alloc): Call df_reorganize_refs unconditionally.
14717 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14718 refs_organized to refs_organized_size.
14719 (df_ref_create_structure): Use refs_organized_size instead of
14720 bitmap_size if refs had been organized, and keep refs_organized_size
14722 * df.h (struct df_ref_info): Change refs_organized to
14723 refs_organized_size.
14724 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14727 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14729 * except.c (output_function_exception_table): Do not reference the
14730 EH personality routine for functions that do not require an
14733 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14736 * c-typeck.c (convert_for_assignment): Call comptypes for
14737 RECORD_TYPE or UNION_TYPE.
14739 PR inline-asm/30505
14740 * reload1.c (reload): Do invalid ASM checking after
14741 cleanup_subreg_operands.
14743 2007-03-19 Jeff Law <law@redhat.com>
14745 * tree-cfg.c (find_taken_edge): Tighten conditions for
14746 optimizing computed gotos.
14748 2007-03-19 Michael Matz <matz@suse.de>
14750 * builtins.c (expand_builtin_sync_operation,
14751 expand_builtin_compare_and_swap,
14752 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14755 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14756 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14759 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14761 * doc/tm.texi: Add brackets around the return type of
14762 TARGET_SECONDARY_RELOAD.
14764 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14765 Richard Guenther <rguenther@suse.de>
14767 PR tree-optimization/31254
14768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14769 Use handled_component_p () where appropriate. Continue
14770 propagating into the rhs if we propagated into an INDIRECT_REF
14773 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14775 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14776 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14777 (xde, xdee): Mode attributes adjusted to support DFP modes.
14778 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14779 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14780 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14781 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14782 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14783 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14784 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14786 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14787 "movsf"): Insn definitions removed.
14788 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14789 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14790 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14792 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14793 "reload_in<mode>", "reload_out<mode>"): Expander added.
14794 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14797 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14799 * config/s390/s390.md: Only non-functional changes. Renamed
14800 FPR mode macro to BFP all over the file.
14802 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14804 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14805 (op_type attribute): RRF instruction type added.
14806 (fT0): New mode attribute.
14807 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14808 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14809 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14810 instruction no secondary memory is needed when moving DFmode values
14811 between GPRs and FPRs.
14813 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14815 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14816 inverted and documentation adjusted.
14817 ("mhard-dfp", "msoft-dfp"): New options.
14818 * config/s390/s390.c (s390_handle_arch_option): New architecture
14820 (override_options): Sanity checks for the new options added.
14821 * config.gcc: New architecture switch: z9-ec.
14822 * config/s390/s390.h (processor_flags): PF_DFP added.
14823 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14824 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14825 when the bit is NOT set so remove it from the defaults.
14827 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14829 * genemit.c (main): Print include statement for dfp.h.
14830 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14833 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14835 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14837 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14840 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14841 instead of PATTERN.
14843 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14845 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14846 attr_length_call, output_call, output_indirect_call): Cleanup
14847 formatting of targetm calls.
14849 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14851 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14853 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14855 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14856 reservation, bypass and anti-bypass descriptions for these
14857 instructions. Update move patterns.
14858 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14861 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14863 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14864 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14865 (get_initial_def_for_reduction): Likewise.
14867 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14869 Fix PR tree-optimization/29922
14870 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14871 (get_representative): Removed.
14872 (value_dies_in_block_x): Update for rvuse removal.
14873 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14874 (compute_antic_aux): Handle when PHI nodes appear in
14875 non-single-successors.
14876 (dump_bitmap_of_names): Removed.
14877 (compute_antic_safe): Renamed and removed rvuse calculation.
14878 Calculate only antic safe.
14879 (insert_into_preds_of_block): Remove assert.
14880 (execute_pre): Update for renamed functions.
14881 (defer_or_phi_translate_block): New function.
14883 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14885 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14886 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14888 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14889 Follow spelling conventions.
14891 * tree-data-ref.h: Remove the prototype for analyze_array.
14893 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14895 PR tree-optimization/31041
14896 * tree-vect-transform.c (get_initial_def_for_induction): Call
14897 force_gimple_operand.
14899 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14901 * ipa-type-escape.c (look_for_casts) : Revert code to use
14902 handled_component_p due to ada test a-numaux.adb.
14904 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14906 * final.c (final_scan_insn): Alter the condition of a
14907 conditional trap if we have nonstandard CC.
14909 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14911 * configure.ac: Remove excess quoting from asm line 0 test.
14912 * configure: Rebuilt.
14914 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14916 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14917 * c-common.c (convert_and_check): Move warning logic to...
14918 (warnings_for_convert_and_check): ...here. Define.
14919 * c-common.h (warnings_for_convert_and_check): Declare.
14921 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14923 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14924 (output_call): Likewise.
14926 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14928 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14930 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14932 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14934 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14936 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14937 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14939 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14941 PR tree-optimization/31183
14942 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14943 Use double_int instead of unsigned int for representing access_strides.
14944 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14946 2007-03-16 Richard Guenther <rguenther@suse.de>
14948 PR tree-optimization/31146
14949 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14950 to allow recursion of forward_propagate_addr_expr.
14951 (forward_propagate_addr_into_variable_array_index): Likewise.
14952 (forward_propagate_addr_expr): Likewise.
14953 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14954 (forward_propagate_addr_expr_1): Recurse on simple copies
14955 instead of propagating into them. Do so for useless conversions
14957 (forward_propagate_addr_expr): Clean up unused statements after
14960 2007-03-16 Richard Guenther <rguenther@suse.de>
14962 * builtins.c (expand_builtin_cexpi): Use the right argument
14963 for the expansion via cexp.
14965 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14967 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14968 * configure: Rebuilt.
14970 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14973 * dwarf2out.c (force_type_die): Adjust comment.
14974 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14976 2007-03-15 DJ Delorie <dj@redhat.com>
14978 * config/frv/predicates.md (minmax_operator): Don't check operands
14981 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
14983 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
14984 Update constant estimates of number of iterations.
14985 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
14986 argument renamed to "realistic".
14987 (compute_estimated_nb_iterations): Removed.
14988 (record_niter_bound): New function.
14989 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
14990 call record_nonwrapping_iv with upper = false.
14991 (infer_loop_bounds_from_signedness): Pass upper argument to
14992 record_nonwrapping_iv.
14993 (estimate_numbers_of_iterations_loop): Do not call
14994 compute_estimated_nb_iterations. Record estimate based on profile
14995 information. Initialize the constant estimates of number of
14997 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
14999 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15000 number of iterations is too small.
15001 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15002 (EST_NOT_AVAILABLE): Removed.
15003 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15004 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15007 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15009 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15010 Handle NE_EXPR guards.
15012 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15015 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15016 Set also -pedantic-errors by default for the preprocessor unless
15017 -fpermissive is given.
15019 2007-03-15 Richard Guenther <rguenther@suse.de>
15021 PR middle-end/29719
15022 PR middle-end/31161
15023 * builtins.c (expand_builtin_cexpi): As a fallback if we
15024 don't have builtins for sincos or cexp create a function
15025 declaration for cexp and expand to a call to that.
15026 (expand_builtin_int_roundingfn): Always fall
15027 back to floor/ceil and its variants even if they may be
15030 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15032 PR middle-end/31159
15033 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15034 jump tables, move the call to delete_dead_jumptables from here...
15035 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15036 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15037 don't allow merging of blocks that try_redirect_by_replacing_jump
15038 also does not handle when not optimizing.
15040 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15041 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15043 * config/i386/i386.md (x86_sahf_1): Correctly handle
15046 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15049 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15050 x86_64_general_operand as operand[2] predicate. Remove "iF"
15051 from operand constraints and use "e" constraint instead.
15052 (*subti3_1, *subti3_1 splitter): Ditto.
15053 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15054 operand[1] predicate.
15056 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15058 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15059 arrays, multiply the access strides by the size of the sub-array.
15060 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15062 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15064 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15065 the configured assembler supports the sahf mnemonic.
15066 * configure: Regenerate.
15067 * config.in: Regenerate.
15069 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15070 emit "sahf" or ".byte\t0x9e" as asm template.
15072 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15075 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15076 option to replace hard coded TARGET_xxx in md file.
15077 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15078 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15079 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15080 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15081 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15082 (X86_TUNE_NOT_VECTORMODE): Ditto.
15083 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15084 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15085 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15086 (TUNE_SLOW_IMUL_IMM8): Ditto.
15087 (TUNE_MOVE_M1_VIA_OR): Ditto.
15088 (TUNE_NOT_UNPAIRABLE): Ditto.
15089 (TUNE_NOT_VECTORMODE): Ditto.
15091 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15094 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15095 tuning options instead of hard coded TARGET_xxx.
15096 (fix ssemode peephole2's): Ditto.
15097 (imul peephole2's): Ditto.
15099 (movdi_or_rex64): Ditto.
15100 (move peephole2): Ditto.
15101 (not peephole2's): Ditto.
15103 2007-03-14 Dirk Mueller <dmueller@suse.de>
15105 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15106 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15107 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15109 * c-parser.c (c_parser_do_statement): Warn about empty body in
15110 do/while statement.
15111 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15112 * doc/invoke.texi (-Wempty-body): Update documentation.
15114 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15117 * c-common.h (warn_for_div_by_zero): Declare.
15118 * c-common.c (warn_for_div_by_zero): Define.
15119 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15122 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15124 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15125 to PREFIX and STANDARD_PREFIX.
15127 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15128 Phil Edwards <phil@codesourcery.com>
15130 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15131 (__gthread_once_t): Remove busy field for RTPs.
15132 (__GTHREAD_ONCE_INIT): Update accordingly.
15134 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15136 * doc/invoke.texi: Document VxWorks options.
15138 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15140 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15142 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15144 PR tree-optimization/30590
15145 * tree-nrv.c (tree_nrv): Check for the partial update of the
15148 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15150 * flags.h (flag_random_seed): Remove declaration, in favor of...
15151 * toplev.h (get_random_seed, set_random_seed): ... these.
15152 * tree.c (get_file_function_name): Use the former.
15153 * opts.c (common_handle_option): Use the latter.
15156 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15158 PR middle-end/31127
15159 * cse.c (cse_find_path): Do not bail out if a basic block that
15160 we already visited now becomes part of a path that starts at a
15161 different basic block. Just disallow this, to make sure we
15162 visit each basic block at most once.
15164 2007-03-13 Jan Hubicka <jh@suse.cz>
15166 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15167 attributes, when profile esitmate is present, calls with very low
15168 frequency are cold.
15170 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15172 PR tree-optimization/30730
15173 PR tree-optimization/26900
15174 * tree-ssa-loop-niter.c: Include gmp.h.
15175 (bounds): New type.
15176 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15177 split_to_var_and_offset, determine_value_range,
15178 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15179 bound_difference, bounds_add, bounds_negate,
15180 number_of_iterations_ne_max, dump_affine_iv): New functions.
15181 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15182 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15183 difference of initial and final value of control iv to validate
15185 (number_of_iterations_cond): Add loop parameter. Determine bounds
15186 on the difference of the extremes of the control iv. Add dumps.
15187 (expand_simple_operations): Handle phi nodes.
15188 (simplify_using_initial_conditions): Do not record used conditions.
15189 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15190 Do not set additional_info.
15191 (implies_nonnegative_p, implies_ge_p): Removed.
15192 (derive_constant_upper_bound): Do not use parameter `additional'.
15193 (record_estimate): Parameter `additional' removed. Parameter
15194 `i_bound' added. Do not call derive_constant_upper_bound.
15195 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15196 bound the number of iterations estimate.
15197 (estimate_numbers_of_iterations_loop): Pass the estimate from
15198 the number of iterations analysis to record_estimate.
15199 * tree.h (multiple_of_p): Declare.
15200 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15201 (scev_const_prop): Do not check expression_expensive_p.
15202 * fold-const.c (multiple_of_p): Exported.
15203 * double-int.c (double_int_mask): Exported.
15204 * double-int.h (double_int_mask): Declare.
15205 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15206 field. Added max field.
15208 2007-03-13 David Taylor <taylor@candd.org>
15211 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15214 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15217 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15218 two unamed patterns.
15220 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15222 * config/i386/i386.opt (mcx16, msahf): New options.
15223 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15224 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15226 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15227 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15228 Output -mcx16 and -msahf options when corresponding bit is set.
15230 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15231 and -msahf options.
15233 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15235 * configure.ac: Test for assembler tolerance to # 0 "".
15236 * configure, config.in: Rebuilt.
15237 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15239 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15241 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15243 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15244 (handle_syscall): Handle direct system calls.
15245 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15247 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15249 * doc/invoke.texi: Fix cpp.info cross-reference.
15250 * doc/passes.texi: Fix gcc.info cross-reference.
15252 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15254 PR tree-optimization/30835
15255 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15256 bb_for_stmt is not NULL before accessing it.
15258 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15260 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15263 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15266 * doc/install.texi: Document --enable-stage1-languages
15268 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15270 * tree-pass.h (pass_into_cfg_layout_mode,
15271 pass_outof_cfg_layout_mode): Declare.
15272 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15273 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15274 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15275 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15277 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15279 * c-decl.c (warn_variable_length_array): New function.
15280 Refactored from grokdeclarator to handle warn_vla
15281 and handle unnamed array case.
15282 (grokdeclarator): Refactored VLA warning case.
15283 * c.opt (Wvla): New flag.
15284 * doc/invoke.texi (Wvla): New warning.
15286 2007-03-12 Richard Henderson <rth@redhat.com>
15288 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15289 (TARGET_SECTION_TYPE_FLAGS): New.
15291 2007-03-12 Richard Henderson <rth@redhat.com>
15293 * config/darwin.c (machopic_reloc_rw_mask): New.
15294 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15295 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15297 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15299 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15300 * cppdefault.h (cpp_PREFIX): Document.
15301 (cpp_PREFIX_len): Likewise.
15302 (cpp_EXEC_PREFIX): New variable.
15303 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15304 * c-incpath.c (add_standard_paths): Correct logic for relocating
15305 paths within prefix.
15307 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15309 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15310 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15312 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15313 fix_truncdfdi_sse using SSEMODEF mode macro.
15314 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15315 fix_truncdfsi_sse using SSEMODEF mode macro.
15316 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15317 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15319 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15321 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15322 elfos.h to tm_file.
15324 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15326 * tree.h : Add multiple_of_p declaration.
15327 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15328 * ipa-type-escape.c (results_of_malloc): Redundant.
15329 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15330 (cast_type): Extended with new members.
15331 (check_cast): Returns cast_type.
15332 (cast): New structure for data of walk_use_def_chains.
15333 (is_malloc_result, is_cast_from_non_pointer_1,
15334 is_cast_from_non_pointer,
15335 is_array_access_through_pointer_and_index): New functions.
15336 (look_for_casts): Returns cast types.
15337 (check_call): Returns void.
15338 (okay_pointer_operation): Use support of pointer plus index,
15339 pointer plus constant and allow all multiplications.
15341 2007-03-11 Richard Guenther <rguenther@suse.de>
15343 PR tree-optimization/31115
15344 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15345 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15346 A shift count of zero is not special as with *_DIV_EXPR.
15347 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15350 2007-03-11 Ian Lance Taylor <iant@google.com>
15352 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15353 the *_DIV_EXPR codes correctly with overflow infinities.
15355 2007-03-11 Ira Rosen <irar@il.ibm.com>
15357 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15358 indicate success/failure of the analysis. Add negation to subtrahend
15359 in case of subtraction. Fail if both operands contain constants.
15360 (create_data_ref): Fail if analyze_offset fails.
15362 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15364 * config/i386/i386.md (frndintxf2): Rename to ...
15365 (rintxf2): ... this. Remove expander having same name.
15366 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15367 (roundsf2, rounddf2): Ditto.
15368 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15369 (lround<mode>di2, lround<mode>si2): Ditto.
15371 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15373 * lower-subreg.c: Include except.h.
15374 (decompose_multiword_subregs): Verify that the only control flow
15375 insns we can split are loads to multi-words pseudos.
15376 Handle breaking such blocks after splitting, instead of calling
15377 find_many_sub_basic_blocks.
15379 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15380 on the new basic block. Add a lengthy comment explaining why we
15381 thought this was necessary.
15382 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15384 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15387 * tree.c (walk_type_fields): Recurse into the element type of
15388 ARRAY_TYPEs if there is a pointer set.
15390 2007-03-10 Dirk Mueller <dmueller@suse.de>
15392 * c-common.c (warn_logical_operator): Fix condition.
15394 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15396 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15398 * config/darwin.c (machopic_select_section): Remove superfluous
15399 argument in call to categorize_decl_for_section. Remove unused
15402 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15404 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15406 * configure: Regenerate.
15408 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15411 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15412 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15413 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15414 Add LABEL_NUSES to emitted label.
15415 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15416 branch probability value to emitted jump insn.
15417 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15418 Do not check life information and do not re-arrange input operands
15419 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15421 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15423 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15424 the change of decode_asm_operands.
15426 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15428 * mode-switching.c (create_pre_exit): Skip blockage insn.
15430 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15432 * tree-pass.h (TODO_update_smt_usage): Remove.
15434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15438 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15440 * pa.c (attr_length_call): Revise condition for long
15441 pc-relative branch.
15442 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15443 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15444 sequence on SOM target.
15446 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15448 * gcc.c: Document %{, in big comment at top.
15449 (input_suffix_matches): Remove special handling for .s and
15451 (input_spec_matches): New.
15452 (handle_braces): Handle %{,.
15453 (validate_switches): ',' indicates a value which is not a switch.
15454 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15455 to detect assembler input.
15456 * config/i386/sol2.h (CPP_SPEC): Likewise.
15457 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15458 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15459 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15460 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15461 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15462 -m64 causes deployment target to default to 10.5.
15463 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15465 2007-03-09 Richard Henderson <rth@redhat.com>
15468 * target.h (targetm.asm.out.reloc_rw_mask): New.
15469 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15470 (TARGET_ASM_OUT): Use it.
15471 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15472 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15473 use the new reloc_rw_mask target hook instead.
15474 (default_section_type_flags_1): Merge into...
15475 (default_section_type_flags): ... here.
15476 (decl_readonly_section_1): Merge into...
15477 (decl_readonly_section): ... here.
15478 (default_elf_select_section_1): Merge into...
15479 (default_elf_select_section): ... here.
15480 (default_unique_section_1): Merge into...
15481 (default_unique_section): ... here.
15482 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15483 (default_select_rtx_section): Use it.
15484 (default_elf_select_rtx_section): Likewise.
15485 * output.h: Update to match.
15486 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15487 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15488 (TARGET_ASM_RELOC_RW_MASK): New.
15489 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15490 to categorize_decl_for_section.
15491 (x86_64_elf_unique_section): Likewise.
15492 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15493 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15494 (TARGET_ASM_RELOC_RW_MASK): New.
15495 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15496 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15497 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15498 (TARGET_RWRELOC): Remove.
15499 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15500 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15501 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15502 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15503 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15504 (rs6000_xcoff_select_section): Use decl_readonly_section.
15505 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15506 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15507 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15508 (TARGET_SECTION_TYPE_FLAGS): Remove.
15509 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15511 2007-03-09 Roger Sayle <roger@eyesopen.com>
15513 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15514 complex constant equality/inequality comparisons for here.
15515 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15516 known at compile-time or can be simplified to a scalar comparison.
15517 (fold_relational_const): Move compile-time evaluation of complex
15518 constant equality/inequality comparisons to here.
15520 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15522 PR rtl-optimization/30643
15523 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15525 (fold_rtx): Recurse, like before 2006-11-03.
15527 2007-03-09 DJ Delorie <dj@redhat.com>
15529 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15532 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15534 PR tree-optimization/30375
15535 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15536 LHS of statements is not the same.
15537 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15539 2007-03-09 Chao-ying Fu <fu@mips.com>
15541 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15543 * doc/invoke.texi (-mdspr2): Document new option.
15544 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15545 New unspec for DSP REV 2.
15546 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15547 these instructions are extended in DSP REV 2.
15548 (mips-dspr2.md): Include.
15549 * config/mips/mips.opt (mdspr2): New option.
15550 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15551 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15552 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15553 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15554 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15555 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15556 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15558 (bdesc_map): Add one field of unsupported_target_flags.
15559 (bdesc_arrays): Update entries to have extra fields. Add
15561 (mips_init_builtins): Initialize new function types.
15562 Check unsupported_target_fileds to filter out builtins.
15563 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15565 (ASM_SPEC): Pass mdspr2 to the assembler.
15566 * config/mips/mips-dspr2.md: New file.
15568 2007-03-09 Sa Liu <saliu@de.ibm.com>
15570 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15572 2007-03-09 Ian Lance Taylor <iant@google.com>
15574 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15575 argument) like -Wstrict-overflow=2.
15576 * doc/invoke.texi (Warning Options): Update documentation.
15578 2007-03-09 Dirk Mueller <dmueller@suse.de>
15581 * doc/invoke.texi (-Wlogical-op): Document.
15582 * common.opt (-Wlogical-op): New.
15583 * c-common.h (warn_logical_operator): Declare.
15584 * c-common.c (warn_logical_operator): Define.
15585 * c-typeck.c (parser_build_binary_op): Call
15586 warn_logical_operator.
15588 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15590 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15591 * final.c (final_scan_insn): Test for non-"" file name.
15593 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15595 * doc/loop.texi: Document the Omega linear constraints solver.
15596 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15597 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15598 omega-hash-table-size, omega-max-keys, and
15599 omega-eliminate-redundant-constraints.
15600 * tree-pass.h (pass_check_data_deps): Declared.
15603 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15604 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15605 pass_check_data_deps): New.
15606 * tree-data-ref.c (init_data_ref): Remove declaration.
15607 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15608 (analyze_array): Renamed init_array_ref, move up initializations.
15609 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15610 Removed arguments that are set to NULL.
15611 (analyze_indirect_ref): Correct indentation, correct call to
15613 (object_analysis): Call init_array_ref instead of analyze_array.
15614 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15615 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15616 of DR_ACCESS_FNS_ADDR.
15617 (init_omega_eq_with_af, omega_extract_distance_vectors,
15618 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15619 ddr_consistent_p): New.
15620 (compute_affine_dependence): Check consistency of ddrs when
15621 flag_check_data_deps is passed.
15622 (analyze_all_data_dependences): Uncomment.
15623 (tree_check_data_deps): New.
15624 * tree-data-ref.h: Include omega.h.
15625 (DR_ACCESS_FNS_ADDR): Removed.
15626 (data_dependence_relation): Add inner_loop.
15627 (DDR_INNER_LOOP): New.
15628 * common.opt (fcheck-data-deps): New.
15629 * tree-flow.h (tree_check_data_deps): Declare.
15630 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15631 (OBJS-common): Depend on omega.o.
15633 * passes.c (pass_check_data_deps): Scheduled.
15634 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15635 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15636 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15637 PARAM_VECT_MAX_VERSION_CHECKS,
15638 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15640 2007-03-09 Richard Guenther <rguenther@suse.de>
15642 PR tree-optimization/30904
15643 PR middle-end/31058
15644 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15645 the same way as *_DIV_EXPR.
15647 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15649 * recog.c (decode_asm_operands): No mixed declarations and code.
15651 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15653 * rtl.def (ASM_INPUT): Add location.
15654 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15655 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15656 (decode_asm_operands): Add loc operand.
15657 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15658 * stmt.c (expand_asm): Rename to...
15659 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15660 gen_rtx_ASM_INPUT_loc.
15661 (expand_asm_expr): Adjust.
15662 * recog.c (decode_asm_operands): Add loc operand.
15663 (check_asm_operands, extract_insn): Adjust.
15664 * reload1.c (maybe_fix_stack_asms): Likewise.
15665 * final.c (asm_insn_count): Likewise.
15666 (final_scan_insn): Output # line before and after asm.
15668 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15670 * tree-ssa-structalias.c (variable_info): Remove
15672 (new_var_info): Ditto.
15673 (shared_bitmap_info_t): New structure.
15674 (shared_bitmap_table): New variable.
15675 (shared_bitmap_hash): New function.
15676 (shared_bitmap_eq): Ditto
15677 (shared_bitmap_lookup): Ditto.
15678 (shared_bitmap_add): Ditto.
15679 (merge_smts_into): Change to take bitmap directly.
15680 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15681 (init_alias_vars): Init shared bitmap hashtable.
15682 (delete_points_to_sets): Delete shared bitmap hashtable.
15683 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15684 is_aliased removal as a change that was still necessary was
15687 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15689 * config/i386/i386.h (override_options): Conditionally disable
15690 x86_sahf for 64bit targets only.
15692 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15695 * c-decl.c (merge_decls): Don't call make_var_volatile.
15696 * varasm.c (make_var_volatile): Remove.
15697 * output.h (make_var_volatile): Remove.
15699 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15701 PR tree-optimization/31085
15702 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15704 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15706 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15707 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15708 ATTR_CONST_NOTHROW_LIST.
15710 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15713 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15715 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15717 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15720 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15722 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15723 passed, use shared libgcc.
15725 2007-03-08 Roger Sayle <roger@eyesopen.com>
15727 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15728 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15729 (honor_protect_cleanup_actions, lower_try_finally_switch):
15731 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15732 ifc_temp_var): Likewise.
15733 * tree-inline.c (setup_one_parameter): Likewise.
15734 * tree-mudflap.c (mf_decl_cache_locals,
15735 mf_build_check_statement_for): Likewise.
15736 * tree-nested.c (init_tmp_var, save_tmp_var,
15737 finalize_nesting_tree_1): Likewise.
15738 * tree-outof-ssa.c (insert_copy_on_edge,
15739 insert_backedge_copies): Likewise.
15740 * tree-profile.c (tree_gen_edge_profiler,
15741 tree_gen_ic_profiler): Likewise.
15742 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15743 * tree-sra.c (sra_build_assignment): Likewise.
15744 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15745 * tree-ssa-math-opts.c (insert_reciprocals,
15746 execute_cse_sincos_1): Likewise.
15747 * tree-tailcall.c (adjust_accumulator_values,
15748 adjust_return_value): Likewise.
15749 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15750 * tree-vect-transform.c (vect_create_data_ref_ptr,
15751 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15752 vect_create_epilog_for_reduction, vectorizable_reduction,
15753 vectorizable_call, vectorizable_conversion,
15754 vectorizable_assignment, vectorizable_operation,
15755 vectorizable_type_demotion, vect_gen_widened_results_half,
15756 vect_permute_store_chain, vectorizable_store,
15757 vect_setup_realignment, vect_permute_load_chain,
15758 vectorizable_load, vectorizable_condition,
15759 vect_create_cond_for_align_checks): Likewise.
15760 * tree-vrp.c (build_assert_expr_for): Likewise.
15762 2007-03-08 Ian Lance Taylor <iant@google.com>
15764 * tree-vrp.c: Include "intl.h".
15765 (usable_range_p): New static function.
15766 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15767 overflowed values, juts set *strict_overflow_p.
15768 (compare_values): Only return -2 if one of the operands is not a
15770 (compare_ranges): Call usable_range_p.
15771 (compare_range_with_value): Likewise.
15772 (vrp_evaluate_conditional_warnv): Rename from
15773 vrp_evaluate_conditional. Make static. Change all callers.
15774 (vrp_evaluate_conditional): New function.
15775 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15776 on signed overflow.
15777 (simplify_abs_using_ranges): Likewise.
15778 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15779 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15780 within_stmt parameter.
15781 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15782 vrp_evaluate_conditional.
15783 * tree-ssa-threadedge.c
15784 (record_temporary_equivalences_from_stmts_at_dest): Change
15785 simplify parameter to take a second tree parameter.
15786 (simplify_control_stmt_condition): Likewise.
15787 (thread_across_edge): Likewise.
15788 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15789 (thread_across_edge): Likewise.
15790 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15792 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15794 * config/i386/i386.h (TARGET_SAHF): New define.
15795 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15796 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15797 (x86_sahf): New global variable.
15798 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15799 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15800 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15801 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15803 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15804 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15805 when expanding fcomi/sahf based tests.
15806 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15807 expanding sahf based alternative. Emit sahf based sequence when
15808 optimizing for code size.
15809 * config/i386/i386.md (x86_sahf_1): Do not disable for
15810 TARGET_64BIT, enable for TARGET_SAHF.
15812 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15814 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15815 spurious whitespace from error message.
15817 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15820 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15822 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15824 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15826 * tree-sra.c (instantiate_element): Propagate disabled warnings
15827 from the element itself to the created variable.
15829 2007-03-07 Richard Henderson <rth@redhat.com>
15832 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15833 silently fix up the stack in the case of a missing register.
15835 2007-03-07 Paul Brook <paul@codesourcery.com>
15837 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15839 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15841 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15843 (phase1_vrs): Use them.
15844 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15845 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15846 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15847 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15848 __gnu_Unwind_Restore_WMMXC if required.
15849 (_Unwind_VRS_Pop): Implement iWMMXt support.
15850 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15851 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15852 gnu_Unwind_Save_WMMXC): Define.
15854 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15856 * config/vxworks.h (vxworks_override_options): Declare.
15857 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15858 * config/vxworks.c: Include target.h and toplev.h.
15859 (vxworks_override_options): New function.
15860 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15862 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15864 * config/s390/s390.c (override_options): Don't emit an error when
15865 -mstack-size is used without providing -mstack-guard.
15866 (s390_emit_prologue): Choose stack_guard value automatically if not
15867 provided via command line.
15868 * doc/invoke.texi: Adjust description of -mstack-guard and
15871 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15873 * config/i386/i386.c (output_set_got): Add a GOT initialization
15874 sequence for VxWorks PIC.
15875 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15876 around labels as well as symbols. Use gotoff_operand instead
15877 of local_symbolic_operand.
15878 (legitimize_pic_address): Use gotoff_operand instead of
15879 local_symbolic_operand. Use @GOT accesses for labels as
15881 (ix86_output_addr_diff_elt): Use PC-relative rather than
15882 GP-relative offsets for VxWorks PIC.
15883 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15884 no_new_pseudos. Check whether the returned register is op0.
15885 * config/i386/i386.md (tablejump): Use PC-relative rather than
15886 GP-relative offsets for VxWorks PIC.
15887 * config/i386/predicates.md (gotoff_operand): New predicate.
15889 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15891 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15893 * config/vxworks-dummy.h: New file.
15894 * config/i386/i386.h: Include it.
15896 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15898 * dwarf2out.c (is_inlined_entry_point): New
15899 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15900 DW_AT_ranges if the first subblock is the entry point.
15902 2007-03-06 David Daney <ddaney@avtrex.com>
15904 * doc/install.texi (mips-*-*): Change recommended binutils
15907 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15909 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15910 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15912 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15913 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15915 2007-03-06 Jan Hubicka <jh@suse.cz>
15917 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15918 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15920 (probably_cold_bb_p): Cold functions are cold.
15921 (probably_never_executed_bb_p): Cold functions are cold.
15922 (tree_bb_level_predictions): Predict calls to cold functions as not
15924 (compute_function_frequency): Check hot/cold attributes.
15925 * function.h (function_frequency): Update comments.
15926 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15927 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15928 (c_common_att): Add cold and hot.
15930 * doc/extend.texi (hot,cold attributes): Document.
15932 2007-03-06 Andrew Haley <aph@redhat.com>
15934 * function.c (expand_function_end): Move blockage to just after we
15935 emit the label for the naked return from the function.
15937 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15939 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15942 2007-03-06 Jan Hubicka <jh@suse.cz>
15944 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15945 loaded for constant large models. Non-large 64bit PIC can do.
15946 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15947 * cmodel.h: Add LARGE PIC.
15948 * i386.md (UNSPEC_PLTOFF): New.
15949 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15951 (*call_1_rex64): Disable for large models.
15952 (*call_1_rex64_large): New.
15953 (*call_value_1_rex64): Disable for large models.
15954 (*call_value_1_rex64_large): New.
15955 (set_rip_rex4): New.
15956 (set_got_offset_rex64): New.
15957 * predicates.md (constant_call_address_operand): For large model
15958 constant calls are not possible.
15959 * i386-protos.h (construct_plt_address): Declare.
15960 * i386.c (override_options): Accept large models.
15961 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15962 (legitimate_constant_p): Add new UNSPECs.
15963 (legitimate_pic_operand_p): Likewise.
15964 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15965 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15967 (output_pic_addr_const): Add PLTOFF.
15968 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15969 (ix86_expand_move): Legitimize pic address when in PIC mode.
15970 (construct_plt_address): New function.
15971 (ix86_expand_call): Offload the address to register and use GOT
15972 pointer for large model.
15973 * invoke.texi (mcmodel=large): Update documentation.
15975 2007-03-06 Richard Henderson <rth@redhat.com>
15977 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15978 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15979 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
15980 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
15981 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
15982 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
15983 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
15984 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
15985 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
15986 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
15987 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15988 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
15989 x86_sse_partial_reg_dependency, x86_sse_split_regs,
15990 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
15991 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
15992 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
15993 x86_schedule, x86_use_bt, x86_pad_returns,
15994 x86_use_xchgb): Merge into ...
15995 (ix86_tune_features): ... here. New array.
15996 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
15997 x86_bswap): Merge into ...
15998 (ix86_arch_features): ... here. New array.
15999 (x86_3dnow_a): Remove.
16000 (x86_accumulate_outgoing_args): Make static.
16001 (x86_arch_always_fancy_math_387): Make static.
16002 (ix86_tune_mask, ix86_arch_mask): Move ...
16003 (override_options): ... to local variables here. Apply the
16004 appropriate mask to each element of ix86_arch_features and
16005 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16006 as were done in the old macros.
16007 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16008 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16009 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16010 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16011 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16012 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16013 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16014 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16015 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16016 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16017 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16018 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16019 x86_accumulate_outgoing_args, x86_prologue_using_move,
16020 x86_epilogue_using_move, x86_decompose_lea,
16021 x86_arch_always_fancy_math_387, x86_shift1,
16022 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16023 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16024 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16025 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16026 x86_use_incdec, x86_pad_returns, x86_bswap,
16027 x86_partial_flag_reg_stall): Remove.
16028 (enum ix86_tune_indices): New.
16029 (ix86_tune_features): New.
16030 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16031 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16032 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16033 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16034 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16035 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16036 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16037 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16038 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16039 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16040 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16041 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16042 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16043 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16044 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16045 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16046 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16047 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16048 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16049 TARGET_EXT_80387_CONSTANTS): Use it.
16050 (enum ix86_arch_indices): New.
16051 (ix86_arch_features): New.
16052 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16053 TARGET_BSWAP): Use it.
16054 (ix86_tune_mask, ix86_arch_mask): Remove.
16056 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16059 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16060 Define using $${sysroot_headers_suffix}.
16061 * configure: Regenerate.
16062 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16063 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16065 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16066 * gcc.c (print_sysroot_headers_suffix): New.
16067 (option_map): Include --print-sysroot-headers-suffix.
16068 (display_help): Mention -print-sysroot-headers-suffix.
16069 (process_command): Handle -print-sysroot-headers-suffix.
16070 (do_spec_1): Append multilib directory to include-fixed path if
16071 sysroot suffixes in use.
16072 (main): Handle -print-sysroot-headers-suffix.
16073 * Makefile.in (start.encap): Don't depend on xlimits.h
16074 (xlimits.h): Remove.
16075 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16076 limits.h for each multilib in fixinc_list.
16077 (fixinc_list, s-fixinc_list): New.
16078 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16079 generate them for each multilib in fixinc_list.
16080 (stmp-fixproto): Use include-fixed. Run fixproto for each
16081 multilib in fixinc_list.
16082 (mostlyclean): Don't remove xlimits.h.
16083 (clean): Remove include-fixed.
16084 (real-install-headers-tar, real-install-headers-cpio,
16085 real-install-headers-cp): Don't copy include, only include-fixed.
16086 (install-mkheaders): Depend on fixinc_list. Don't depend on
16087 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16088 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16089 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16091 2007-03-06 Jan Hubicka <jh@suse.cz>
16093 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16096 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16098 * configure.ac: Allow tm_file to contain build-directory files.
16099 * configure: Regenerate.
16100 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16101 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16102 * config/m68k/print-sysroot-suffix.sh: New file.
16104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16106 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16107 of pic_offset_table_rtx if reload_completed.
16108 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16109 PIC_OFFSET_TABLE_REGNUM.
16110 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16112 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16113 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16115 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16117 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16118 functions that call eh_return.
16120 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16122 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16123 functions that need a constant pool.
16125 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16128 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16129 (m68k_preferred_reload_class): Likewise.
16130 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16131 (SECONDARY_RELOAD_CLASS): Define.
16132 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16133 (LIMIT_RELOAD_CLASS): Delete.
16134 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16135 registers from storing bytes.
16136 (m68k_secondary_reload_class): New function.
16137 (m68k_preferred_reload_class): Likewise.
16139 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16141 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16143 (m68k_expand_prologue): Likewise.
16145 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16147 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16148 (mips_expand_epilogue): Add a bool parameter.
16149 (m68k_legitimize_sibcall_address): Declare.
16150 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16151 (m68k_expand_epilogue): Add a parameter to select between sibling
16152 and normal epilogues. Only generate a return for the latter.
16153 (m68k_ok_for_sibcall_p): New function.
16154 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16155 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16156 (sibcall_value, *sibcall_value): Likewise.
16157 (*call, *call_value): Require !SIBLING_CALL_P.
16158 (epilogue): Update call to m68k_expand_epilogue.
16159 (sibcall_epilogue): New pattern.
16160 * config/m68k/predicates.md (const_call_operand): Say that this
16161 predicate applies to sibling calls too.
16162 (sibcall_operand): New predicate.
16164 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16166 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16167 alternatives as movsi_cf.
16168 (movsf_cf_hard): Add commentary.
16170 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16171 Richard Sandiford <richard@codesourcery.com>
16173 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16174 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16175 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16176 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16177 as being live on exit from an interrupt function.
16178 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16179 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16180 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16181 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16182 (m68k_interrupt_function_p): Globalize.
16183 (m68k_compute_frame_layout): Remove reverse mask code.
16184 (m68k_emit_movem, m68k_set_frame_related): New functions.
16185 (m68k_output_function_prologue): Delete in favor of...
16186 (m68k_expand_prologue): ...this new function.
16187 (m68k_output_function_epilogue): Delete in favor of...
16188 (m68k_expand_epilogue): ...this new function.
16189 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16191 (print_operand): Handle %?.
16192 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16193 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16194 (prologue, epilogue): New patterns.
16195 (return): Turn into a define_expand.
16196 (*return): New pattern, derived from old "return" pattern. Use rte
16197 rather than rts for interrupt functions. Only use rtd if the pop
16199 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16200 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16201 (link, *link, unlink, *unlink, load_got): Likewise.
16203 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16207 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16208 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16209 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16210 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16211 and m68k_matches_u_p.
16212 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16213 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16214 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16215 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16216 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16217 (REG_STRICT_P): New macro.
16218 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16219 PCREL_GENERAL_OPERAND_OK.
16220 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16221 m68k_legitimate_base_reg_p.
16222 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16223 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16224 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16225 * config/m68k/m68k.c (m68k_address): New structure.
16226 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16227 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16228 (m68k_jump_table_ref_p, m68k_decompose_address)
16229 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16230 (m68k_matches_u_p): New functions.
16231 (print_operand_address): Rewrite to use m68k_decompose_index.
16233 2007-03-05 David Taylor <dtaylor@emc.com>
16235 * gcc.c: Correct copyright date in --version output.
16237 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16239 * pa.md: In unamed move patterns, disparge copies between general
16240 and floating point registers using '?' modifier. Don't include 'f'
16241 constraint for register preferences in DImode, SImode, HImode and
16242 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16243 Remove constraints for copies between general and floating registers
16244 in soft-float DFmode pattern.
16245 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16249 2007-03-05 Mike Stump <mrs@apple.com>
16251 * c-common.c (targetcm): Add.
16252 * c-opts.c (c_common_handle_option): Handle language specific
16254 * opts.c (handle_option): Verify language for target options, if
16256 * opth-gen.awk: Add CL_LANG_ALL.
16257 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16258 (TARGETCM_INITIALIZER): Add.
16259 * target.h (struct gcc_targetcm): Add.
16261 * targhooks.c (default_handle_c_option): Add.
16262 * targhooks.h (default_handle_c_option): Add.
16263 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16265 * config/darwin.opt (iframework): Add.
16266 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16267 * config/darwin-c.c (handle_c_option): Add.
16268 (TARGET_HANDLE_C_OPTION): Add.
16270 * doc/invoke.texi (Darwin Options): Add -iframework.
16272 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16274 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16277 2007-03-05 Ian Lance Taylor <iant@google.com>
16279 * c.opt (fgnu89-inline): New option.
16280 * c-opts.c (c_common_post_options): Set default value for
16282 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16283 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16285 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16286 (grokdeclarator, start_function): Likewise.
16287 * c-cppbuiltin.c (c_cpp_builtins): Define either
16288 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16289 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16290 (C Dialect Options): Document -fgnu89-inline.
16291 * doc/extend.texi (Function Attributes): Explain what the
16292 gnu_inline attribute does.
16293 * doc/cpp.texi (Common Predefined Macros): Document
16294 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16296 2007-03-05 Ian Lance Taylor <iant@google.com>
16298 PR tree-optimization/31034
16299 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16300 half-range if the other side is an overflow infinity.
16302 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16304 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16305 (bfin*-linux-uclibc*): New configuration.
16306 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16308 * config/bfin/linux.h: New file.
16309 * config/bfin/libgcc-bfin.ver: New file.
16310 * config/bfin/t-bfin-uclinux: New file.
16311 * config/bfin/t-bfin-linux: New file.
16312 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16313 (TARGET_OS_CPP_BUILTINS): New macro.
16315 2007-03-05 Richard Guenther <rguenther@suse.de>
16317 * fold-const.c (fold_binary): Remove duplicate folding
16318 of comparison of non-null ADDR_EXPR against null.
16320 2007-03-05 Richard Guenther <rguenther@suse.de>
16321 Dorit Nuzman <dorit@il.ibm.com>
16323 PR tree-optimization/26420
16324 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16325 are no loops in the function. Only print the number of
16326 vectorized loops if it is greater than zero or we are supposed
16327 to print information about unvectorized loops.
16329 2007-03-05 Revital Eres <eres@il.ibm.com>
16331 * gcc.dg/var-expand1.c: New test.
16332 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16333 when an accumulator is expanded.
16335 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16338 * c-common.c (convert_and_check): Don't give warnings for
16339 conversion if 'expr' already overflowed.
16341 2007-03-04 Roger Sayle <roger@eyesopen.com>
16343 PR middle-end/30744
16344 * fold-const.c (fold_comparison): Enforce type consistency when
16345 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16347 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16349 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16350 containing a cast to the base of TARGET_MEM_REF.
16352 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16354 * tree.c (tree_contains_struct_check_failed): Remove spurious
16355 whitespace from error message.
16357 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16360 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16361 instead of precision.
16363 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16364 Nathan Sidwell <nathan@codesourcery.com>
16366 * emit-rtl.c (find_auto_inc): New.
16367 (try_split): recreate REG_INC notes,
16368 Use regular for loops rather than whiles.
16370 2007-03-03 Andreas Schwab <schwab@suse.de>
16372 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16373 * configure: Regenerate.
16375 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16377 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16378 flag_rounding_math, not flag_unsafe_math_optimizations.
16380 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16382 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16383 alpha_fold_vector_minmax): Likewise.
16384 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16385 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16387 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16389 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16390 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16391 if the lhs has side-effects.
16392 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16394 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16396 * config/i386/i386.h (TUNEMASK): Remove define.
16397 (ARCHMASK): Remove define.
16398 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16399 Use ix86_arch_mask variable instead of ARCHMASK.
16400 * config/i386/i386.c (override_options): Ditto.
16401 (standard_80387_constant_p): Ditto.
16403 2007-03-02 Ian Lance Taylor <iant@google.com>
16405 Used signed infinities in VRP.
16406 * tree-vrp.c (uses_overflow_infinity): New static function.
16407 (supports_overflow_infinity): New static function.
16408 (make_overflow_infinity): New static function.
16409 (negative_overflow_infinity): New static function.
16410 (positive_overflow_infinity): New static function.
16411 (is_negative_overflow_infinity): New static function.
16412 (is_positive_overflow_infinity): New static function.
16413 (is_overflow_infinity): New static function.
16414 (overflow_infinity_range_p): New static function.
16415 (compare_values_warnv): New function split out of compare_values.
16416 (compare_value): Call it.
16417 (set_value_range_to_nonnegative): Add overflow_infinity
16418 parameter. Change caller.
16419 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16421 (vrp_expr_computes_nonzero): Likewise.
16422 (compare_ranges, compare_range_with_value): Likewise.
16423 (compare_name_with_value, compare_names): Likewise.
16424 (vrp_evaluate_conditional): Likewise.
16425 (set_value_range): Handle infinity
16426 (vrp_operand_equal_p, operand_less_p): Likewise.
16427 (extract_range_from_assert): Likewise.
16428 (vrp_int_const_binop): Likewise.
16429 (extract_range_from_binary_expr): Likewise.
16430 (extract_range_from_unary_expr): Likewise.
16431 (extract_range_from_comparison): Likewise.
16432 (extract_range_from_expr): Likewise.
16433 (dump_value_range): Likewise.
16434 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16435 (test_for_singularity): Likewise.
16436 (vrp_int_const_binop): Remove inline qualifier.
16437 (adjust_range_with_scev): Add comment.
16438 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16440 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16442 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16443 (get_constraint_for): Likewise.
16444 (do_structure_copy): Likewise.
16445 (find_func_aliases): Fix references to MODIFY_EXPR.
16446 (intra_create_variable_infos): Tidy.
16447 * tree-ssa-operands.c (add_virtual_operand): Add argument
16449 When adding members of alias sets, if IS_CALL_SITE is true and
16450 the symbol is not call-clobbered, skip it.
16451 Adjust all callers.
16453 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16455 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16456 entry by means of emit_insn_at_entry.
16458 2007-03-02 Richard Henderson <rth@redhat.com>
16460 * expr.h (promoted_input_arg): Remove decl.
16461 * function.c (promoted_input_arg): Merge into ...
16462 * combine.c (setup_incoming_promotions): ... only caller.
16463 Rearrange to avoid double loop.
16465 2007-03-02 Ben Elliston <bje@au.ibm.com>
16466 Peter Bergner <bergner@vnet.ibm.com>
16467 Janis Johnson <janis187@us.ibm.com>
16469 * config/rs6000/dfp.md: New file.
16470 * config/rs6000/rs6000.md: Include dfp.md.
16471 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16472 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16473 and TDmode decimal float modes in FP registers.
16474 (num_insns_constant): Likewise.
16475 (rs6000_legitimate_offset_address_p): Likewise.
16476 (rs6000_legitimize_address): Likewise.
16477 (rs6000_legitimize_reload_address): Likewise.
16478 (rs6000_legitimate_address): Likewise.
16479 (rs6000_emit_move): Likewise.
16480 (function_arg_boundary): Likewise.
16481 (function_arg_advance): Likewise.
16482 (rs6000_darwin64_record_arg_recurse): Likewise.
16483 (function_arg): Likewise.
16484 (rs6000_gimplify_va_arg): Likewise.
16485 (rs6000_split_multireg_move): Likewise.
16486 (rs6000_output_function_epilogue): Likewise.
16487 (rs6000_output_function_epilogue): Likewise.
16488 (rs6000_register_move_cost): Likewise.
16489 (rs6000_function_value): Likewise.
16490 (rs6000_libcall_value): Likewise.
16492 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16494 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16496 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16498 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16499 Use $MULTIDIR to choose between the kernel and RTP headers,
16500 and use $WIND_BASE and $WIND_USR to locate them.
16502 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16504 * config/i386/i386.c (override_options): Put initialization of
16505 ix86_tune_mask and ix86_arch_mask to the correct place.
16507 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16508 Michael Meissner <michael.meissner@amd.com>
16511 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16512 (ARCHMASK): Define.
16513 (TARGET_CMOVE): Use ARCHMASK.
16514 (TARGET_CMPXCHG): Ditto.
16515 (TARGET_CMPXCHG8B): Ditto.
16516 (TARGET_XADD): Ditto.
16517 (TARGET_BSWAP): Ditto.
16518 * config/i386/i386.c (ix86_tune_mask): New global variable.
16519 (ix86_arch_mask): Ditto.
16520 (override_options): Initialize ix86_tune_mask and
16521 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16524 2007-03-02 Ben Elliston <bje@au.ibm.com>
16527 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16529 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16531 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16532 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16533 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16534 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16536 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16537 rs6000_init_dwarf_reg_sizes_extra): New.
16538 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16539 SPE register high parts.
16541 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16543 * Makefile.in: Add install-pdf target as
16544 copied from automake v1.10 rules.
16545 * configure.ac: Add install-pdf to target list.
16546 * configure: Regenerate.
16548 2007-03-01 Paul Brook <paul@codesourcery.com>
16550 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16551 modes to LDRD for DImode.
16552 (output_move_double): Fixup out of range ldrd/strd.
16553 (vfp_secondary_reload_class): Rename...
16554 (coproc_secondary_reload_class): ... to this. Add wb argument.
16555 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16556 coproc_secondary_reload_class for CLASS_IWMMXT.
16557 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16558 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16560 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16562 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16563 unroll factor by the estimated number of iterations.
16564 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16565 than prefetch latency.
16567 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16568 decode_caches_intel, detect_caches_intel): New functions.
16569 (host_detect_local_cpu): Use detect_caches_amd and
16570 detect_caches_intel.
16572 2007-03-01 Richard Henderson <rth@redhat.com>
16574 * expr.c (emit_move_complex_push): Export.
16575 (emit_move_complex_parts): Split out from ...
16576 (emit_move_complex): ... here.
16577 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16578 * config/i386/i386.md (movcdi): New.
16580 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16582 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16583 size of mode1 to check for tieable modes in MMX case.
16585 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16587 * Makefile.in (rtlanal.o): Depend on tree.h.
16588 * rtl.h (offset_within_section_p, split_const): Declare.
16589 * rtlanal.c: Include tree.h.
16590 (offset_within_block_p): New function, taken from
16591 mips_offset_within_object_p.
16592 (split_const): New function, taken from mips_split_const.
16593 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16595 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16596 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16597 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16598 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16599 (m68k_illegitimate_symbolic_constant_p): New function.
16600 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16601 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16602 symbolic constant that might be outside the symbol's section,
16603 move the symbol first and then add the offset.
16604 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16606 * config/mips/mips.c (mips_split_const): Delete.
16607 (mips_offset_within_object_p): Delete.
16608 (mips_symbolic_constant_p): Use offset_within_section_p and
16609 split_const instead of mips_offset_within_object_p and
16611 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16612 (mips_legitimize_const_move, print_operand_reloc)
16613 (mips_dangerous_for_la25_p): Use split_const instead of
16616 2007-02-28 Eric Christopher <echristo@apple.com>
16618 * Makefile.in (install-include-dir): Don't rm -rf include.
16620 2007-02-28 Richard Guenther <rguenther@suse.de>
16622 PR middle-end/30364
16623 * fold-const.c (fold_binary): Do not associate expressions
16624 with more than one variable for integer types that do not wrap.
16626 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16628 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16629 Delete, and replace with...
16630 (fold_builtin_call_array): This. Update callers to use it.
16631 * fold-const.c (fold_build_call_list): Delete, and replace with...
16632 (fold_build_call_array): This.
16633 (fold_build_call_list_initializer): Delete, and replace with...
16634 (fold_build_call_array_initializer): This.
16635 * tree.h: Update declarations to reflect above changes.
16637 * c-typeck.c (build_function_call): Store converted arguments
16638 in a stack-allocated array instead of building a list.
16639 (convert_arguments): Store arguments in the array passed in as an
16640 argument, and return the actual number of arguments.
16641 * c-format.c: (check_function_format): Pass arguments in an
16642 array instead of a list.
16643 * c-common.c (check_function_nonnull): Likewise.
16644 (check_function_sentinel): Likewise.
16645 (check_function_arguments): Likewise.
16646 * c-common.h: Update declarations to reflect above changes.
16648 2007-02-28 Jan Hubicka <jh@suse.cz>
16650 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16651 PRED_NEGATIVE_RETURN): Update outcomes.
16653 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16655 * calls.c (emit_library_call_value_1): Handle partial registers
16656 correctly when building up CALL_INSN_FUNCTION_USAGE.
16658 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16660 * pa/predicates.md (move_src_operand): Allow zero for mode.
16661 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16664 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16667 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16668 *movv2df_internal): Enable pattern only for valid operand
16670 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16671 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16673 2007-02-27 Mike Stump <mrs@apple.com>
16675 * config/darwin-crt3.c: Avoid compilation when compiling for a
16678 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16680 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16682 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16683 for fixed headers and limits.h.
16684 (install-include-dir, install-headers-tar, install-headers-cpio,
16685 install-headers-cp, real-install-headers-tar,
16686 real-install-headers-cpio, real-install-headers-cp): Handle
16687 include-fixed as well as include.
16688 (install-mkheaders): Don't install files that go only in include
16690 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16691 from GCC_INCLUDE_DIR.
16692 * gcc.c (process_command): Remove special -BstageN/ handling.
16693 (do_spec_1): Add include-fixed directories.
16695 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16697 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16699 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16701 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16704 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16706 * c-common.c (get_priority): Add check for
16707 SUPPORTS_INIT_PRIORITY.
16709 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16711 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16713 * config/bfin/bfin.c: Include "cfglayout.h".
16714 (MAX_LSETUP_DISTANCE): New macro.
16715 (struct loop_info): New members incoming, incoming_src and
16716 incoming_dest. Delete member predecessor.
16717 (length_for_loop): New function.
16718 (bfin_optimize_loop): Handle more different loop structures.
16719 (bfin_discover_loop): Rework detection of predecessor blocks by
16720 examining incoming edges.
16721 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16723 (bfin_reorder_loops): New function.
16724 (bfin_reorg_loops): Use these three new functions.
16726 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16727 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16728 (CONSTRAINT_LEN): Add entry for 'q'.
16729 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16730 Add 'q' constraints.
16731 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16732 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16734 * config/bfin/bfin.md (add_with_carry): New pattern.
16735 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16736 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16737 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16738 support unsigned multiplies too. Removed incorrect commutativity from
16739 operand 1 constraint where appropriate.
16740 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16742 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16743 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16745 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16746 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16747 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16748 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16749 usmulhisi_hh_huh): New patterns.
16751 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16752 lshifthi3): Fix output template to use half reg for operand 2.
16754 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16757 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16759 2007-02-27 Andreas Schwab <schwab@suse.de>
16761 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16763 2007-02-27 Jan Hubicka <jh@suse.cz>
16765 * predict.c (last_basic_block_p): Remove.
16766 (tree_estimate_probability): Update return heuristic for commonized
16769 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16771 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16773 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16775 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16776 * doc/cpp.texi: Standardize title page.
16777 * doc/cppinternals.texi: Likewise.
16778 * doc/gcc.texi: Standardize title page, remove version number
16779 from copyright page.
16780 * doc/gccint.texi: Likewise.
16781 * doc/install.texi: Standardize title page, add table of
16784 2007-02-26 Jan Hubicka <jh@suse.cz>
16786 * predict.def: Set outcomes according to more recent results.
16787 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16788 Remove dead predictors.
16789 * predict.c (return_prediction): Fix pasto.
16791 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16793 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16794 change; avoid a memory leak when returning early.
16796 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16798 * c-decl.c (static_ctors): Move to c-common.c.
16799 (static_dtors): Likewise.
16800 (finish_function): Use c_record_cdtor_fn.
16801 (build_cdtor): Move to c-common.c.
16802 (c_write_global_declarations): Use c_build_cdtor_fns.
16803 * c-common.h (static_ctors): Declare.
16804 (static_dtors): Likewise.
16805 (c_record_cdtor_fn): Likewise.
16806 (c_build_cdtor_fns): Likewise.
16807 * c-common.c (static_ctors): New variable.
16808 (static_dtors): Likewise.
16809 (c_record_cdtor_fn): New function.
16810 (build_cdtor): Move from c-decl.c
16811 (c_build_cdtor_fns): New function.
16813 * output.h (assemble_addr_to_section): Declare.
16814 (get_cdtor_priority_section): Likewise.
16815 * varasm.c (assemble_addr_to_section): New function.
16816 (get_cdtor_priority_section): Likewise.
16817 (default_named_section_asm_out_destructor): Use them.
16818 (destor_dtor_section_asm_out_destructor): Likewise.
16819 (default_named_section_asm_out_constructor): Likewise.
16820 (default_ctor_section_asm_out_constructor): Likewise.
16821 * config.gcc (*-*-vxworks*): Include vxworks.o.
16822 * config/t-vxworks (vxworks.o): New target.
16823 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16824 (TARGET_ASM_CONSTRUCTOR): Define.
16825 (TARGET_ASM_DESTRUCTOR): Likewise.
16826 (vxworks_asm_out_constructor): Declare.
16827 (vxworks_asm_out_destructor): Likewise.
16829 * c-common.c (get_priority): Check that we have not just an
16830 INTEGER_CST, but an integer constant with integeral type.
16832 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16834 PR tree-optimization/30938
16835 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16836 use &dt[nargs-1] instead of &dt[nargs] in the call to
16837 vect_is_simple_use().
16839 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16841 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16842 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16843 Do not attempt to handle MEM inside auto-inc expressions.
16844 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16845 of a register modified by an auto-inc expression. However, do handle
16846 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16847 (elimination_effects): Prohibit elimination of a register modified
16848 by an auto-inc expression. Disable register elimination rules whose
16849 target register is modified by an auto-inc expression with variable
16852 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16854 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16856 (array_at_struct_end_p): New function.
16857 (idx_infer_loop_bounds): Use it.
16858 (estimate_numbers_of_iterations_loop): Export.
16859 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16860 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16861 (tree_estimate_probability): Call record_loop_exits.
16862 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16863 (estimated_loop_iterations, estimated_loop_iterations_int,
16864 estimated_loop_iterations_tree): New functions.
16865 (analyze_siv_subscript_cst_affine,
16866 compute_overlap_steps_for_affine_1_2,
16867 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16868 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16869 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16870 (PRED_LOOP_ITERATIONS_GUESSED): New.
16871 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16872 * cfgloop.h (estimate_numbers_of_iterations_loop,
16873 estimated_loop_iterations_int): Declare.
16875 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16877 * doc/extend.texi: Document optional priority argument to
16878 constructors and destructors.
16879 * tree.c (init_priority_for_decl): Adjust GTY markers.
16880 (init_ttree): Use priority-info hash functions for
16881 init_priority_for_decl.
16882 (tree_map_eq): Rename to ...
16883 (tree_map_base_eq): ... this.
16884 (tree_map_marked_p): Rename to ...
16885 (tree_map_base_marked_p): ... this.
16886 (tree_map_base_hash): New function.
16887 (decl_init_priority_lookup): Rework.
16888 (decl_fini_priority_lookup): New function.
16889 (decl_priority_info): New function.
16890 (decl_init_priority_insert): Use it.
16891 (decl_fini_priority_insert): Likewise.
16892 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16894 (decl_restrict_base_insert): Likewise.
16895 (decl_debug_expr_insert): Likewise.
16896 (decl_value_expr_lookup): Likewise.
16897 (decl_value_expr_insert): Likewise.
16898 * tree.h (priority_type): New type.
16899 (decl_init_priority_lookup): Use priority_type.
16900 (decl_fini_priority_lookup): New function.
16901 (decl_init_priority_insert): Use priority_type.
16902 (decl_fini_priority_insert): New function.
16903 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16904 (DECL_INIT_PRIORITY): Likewise.
16905 (SET_DECL_INIT_PRIORITY): Add comment.
16906 (DECL_FINI_PRIORITY): New macro.
16907 (SET_DECL_FINI_PRIORITY): Likewise.
16908 (DEFAULT_INIT_PRIORITY): Document.
16909 (MAX_INIT_PRIORITY): Likewise.
16910 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16911 (tree_map_base): New type.
16912 (tree_map_base_eq): New function.
16913 (tree_map_base_hash): Likewise.
16914 (tree_map_base_marked_p): Likewise.
16915 (tree_map): Inherit from tree_map_base.
16916 (tree_map_eq): Make it a macro.
16917 (tree_map_marked_p): Likewise.
16918 (tree_int_map): Inherit from tree_map_base.
16919 (tree_int_map_eq): Make it a macro.
16920 (tree_int_map_hash): Likewise.
16921 (tree_int_map_marked_p): Likewise.
16922 (tree_priority_map): New type.
16923 (tree_priority_map_eq): New macro.
16924 (tree_priority_map_hash): Likewise.
16925 (tree_priority_map_marked_p): Likewise.
16926 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16928 (emutls_common_1): Likewise.
16929 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16930 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16931 of tree_map hierarchy.
16932 * tree-cfg.c (move_stmt_r): Likewise.
16933 (new_label_mapper): Likewise.
16934 * c-tree.h (c_expand_body): Move to ...
16935 * c-common.h (c_expand_body): ... here.
16936 * c-decl.c (c_expand_body): Move to ...
16937 * c-common.c (c_expand_body): ... here.
16938 (c_common_attribute_table): Allow 1 argument for the constructor
16939 and destructor attributes.
16940 (get_priority): New function.
16941 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16942 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16944 2007-02-24 Jan Hubicka <jh@suse.cz>
16946 PR middle-end/30509
16947 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16948 copying for inlining.
16950 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16951 Jan Hubicka <jh@suse.cz>
16954 * i386.c (counter_mode): New function.
16955 (expand_set_or_movmem_via_loop): Use it.
16956 (expand_movmem_epilogue): Likewise; fix pasto.
16957 (ix86_expand_movmem): Do emit guard even for constant counts.
16958 (ix86_expand_setmem): Likewise.
16960 2007-02-25 Nick Clifton <nickc@redhat.com>
16962 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16963 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16965 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16968 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16969 count argument with 0x10, not with 0x16.
16970 (expand_setmem_epilogue): Ditto.
16972 2007-02-24 Mike Stump <mrs@apple.com>
16974 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16977 2007-02-24 Richard Guenther <rguenther@suse.de>
16979 PR middle-end/30951
16980 * fold-const.c (fold_binary): Fold x +- CST op x for
16981 EQ_EXPR and NE_EXPR.
16983 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16985 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
16987 2007-02-24 Jan Hubicka <jh@suse.cz>
16989 * cgraphunit.c (decide_is_function_needed): Honor
16990 -fkeep-inline-functions.
16992 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16994 * builtins.c (fold_builtin_modf): New.
16995 (fold_builtin_2): Use it.
16997 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
16999 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17000 (determine_max_iter): Take additional LOOP arg; all callers changed.
17001 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17002 one using simplifications.
17003 (simplify_using_initial_values): Return if the expression becomes
17004 invalid due to altered regs.
17006 2007-02-23 DJ Delorie <dj@redhat.com>
17008 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17010 2007-02-23 Mike Stump <mrs@apple.com>
17012 * tlink.c (scan_linker_output): Parse linker messages from
17013 darwin9's linker better.
17015 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17018 * varpool.c (varpool_assemble_pending_decls): Set
17019 varpool_last_needed_node to null.
17021 2007-02-23 DJ Delorie <dj@redhat.com>
17023 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17024 alignment bigger than the object file can handle.
17026 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17029 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17030 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17031 (*movsf_1): Penalize MMX moves.
17033 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17035 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17036 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17038 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17040 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17042 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17043 (fold_builtin_1): Use them.
17044 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17045 BUILT_IN_SIGNIFICAND.
17047 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17049 * config/i386/i386.c (bdesc_1arg): Initialize
17050 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17051 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17052 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17053 and IX86_BUILTIN_MOVSLDUP.
17055 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17057 PR rtl-optimization/30841
17058 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17060 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17062 * builtins.c (fold_builtin_frexp): New.
17063 (fold_builtin_2): Use it.
17065 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17067 * doc/invoke.texi (Spec Files): Document getenv spec function.
17069 * gcc.c (getenv_spec_function): New function.
17070 (static_spec_functions): Add it.
17071 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17072 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17075 2007-02-22 Michael Matz <matz@suse.de
17078 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17079 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17081 2007-02-22 Ian Lance Taylor <iant@google.com>
17084 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17085 (mem_loc_descriptor): Call it.
17087 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17088 Ira Rosen <irar@il.ibm.com>
17090 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17092 2007-02-22 Ira Rosen <irar@il.ibm.com>
17094 PR tree-optimization/30843
17095 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17096 stores only after all the group is vectorized.
17098 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17100 PR tree-optimization/30858
17101 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17102 in the reduction cycle have a single use in the loop.
17103 * tree-vectorizer.h (relevant): Add documentation.
17105 2007-02-20 Mike Stump <mrs@apple.com>
17107 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17108 * configure: Regenerate.
17110 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17112 Change the defaults of some parameters and options.
17113 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17114 * config/spu/spu.c (spu_optimization_options): Add.
17115 (spu_override_options): Change params in spu_optimization_options.
17116 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17118 Register 127 is only 16 byte aligned when used as a frame pointer.
17119 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17120 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17121 HARD_FRAME_POINTER_REGNUM.
17122 (spu_legitimate_address): Use regno_aligned_for_reload.
17123 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17124 aligned when frame_pointer_needed is true.
17125 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17127 * config/spu/spu.h (INIT_EXPANDERS): Define.
17129 Make sure shift and rotate instructions have valid immediate operands.
17130 * config/spu/predicates.md (spu_shift_operand): Remove.
17131 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17132 * config/spu/constraints.md (W, O): Extend range.
17133 * config/spu/spu.md (umask, nmask): Define.
17134 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17135 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17136 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17137 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17138 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17139 (lshr<mode>3_reg): Fix rtl description.
17141 Make sure mulhisi immediate operands are valid.
17142 * config/spu/predicates.md (imm_K_operand): Add.
17143 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17145 Generate constants using fsmbi and andi.
17146 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17147 (print_operand, spu_split_immediate, classify_immediate,
17148 fsmbi_const_p): Handle IC_FSMBI2.
17150 Correctly handle a CONST_VECTOR containing symbols.
17151 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17152 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17153 (immediate_load_p): Allow symbols that use 2 instructions to create.
17154 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17155 with symbols when flag_pic is set.
17156 (const_vector_immediate_p): New.
17157 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17158 accept a CONST_VECTOR with symbols.
17159 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17160 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17162 * config/spu/spu.md (high, low): Delete.
17163 (low_<mode>): Define.
17165 Remove INTRmode and INTR_REGNUM, which didn't work.
17166 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17168 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17169 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17170 peephole2 pattern): Don't use INTR or 131.
17171 (movintrcc): Delete.
17172 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17173 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17174 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17175 (UNSPEC_SET_INTR): Add.
17176 * config/spu/spu-modes.def (INTR): Remove.
17178 More accurate warnings about run-time relocations.
17179 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17181 Correctly warn about immediate arguments to specific intrinsics.
17182 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17183 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17184 the instruction predicate.
17186 Fix tree check errors with latest update.
17187 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17189 (spu_expand_builtin): Use CALL_EXPR_FN.
17191 Add missing specific intrinsics.
17192 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17194 * config/spu/spu_internals.h: Ditto.
17196 Fix incorrect operand modifiers.
17197 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17198 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17200 Optimize one case of zero_extend of a vec_select.
17201 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17203 Accept any immediate for hbr.
17204 * config/spu/spu.md (hbr): Change s constraints to i.
17206 2007-02-21 Paul Brook <paul@codesourcery.com>
17208 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17209 condexec_count when skipping USE and CLOBBER.
17211 2007-02-21 Nick Clifton <nickc@redhat.com>
17213 * common.opt (Warray-bounds): Add Warning attribute.
17214 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17216 (fsized-zeroes): Add Optimization attribute.
17217 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17218 * c.opt (Wc++0x-compat): Add Warning attribute.
17220 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17222 PR middle-end/30761
17223 * reload1.c (eliminate_regs_in_insn): In the single_set special
17224 case, attempt to re-recognize the insn before falling back to
17225 having reload fix it up.
17227 2007-02-20 Eric Christopher <echristo@gmail.com>
17229 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17230 Rewrite accordingly.
17231 (frv_read_iacc_argument): Ditto.
17232 (frv_expand_set_builtin): Take a call instead of arglist, update for
17234 (frv_expand_unop_builtin): Ditto.
17235 (frv_expand_binop_builtin): Ditto.
17236 (frv_expand_cut_builtin): Ditto.
17237 (frv_expand_binopimm_builtin): Ditto.
17238 (frv_expand_voidbinop_builtin): Ditto.
17239 (frv_expand_int_void2arg): Ditto.
17240 (frv_expand_prefetches): Ditto.
17241 (frv_expand_voidtriop_builtin): Ditto.
17242 (frv_expand_voidaccop_builtin): Ditto.
17243 (frv_expand_load_builtin): Ditto.
17244 (frv_expand_store_builtin): Ditto.
17245 (frv_expand_mdpackh_builtin): Ditto.
17246 (frv_expand_mclracc_builtin): Ditto.
17247 (frv_expand_mrdacc_builtin): Ditto.
17248 (frv_expand_mwtacc_builtin): Ditto.
17249 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17252 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17254 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17255 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17257 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17258 point instructions.
17259 * configure: Regenerate.
17260 * config.in: Regenerate.
17261 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17262 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17263 masks to power6 and power6x and to POWERPC_MASKS.
17264 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17266 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17267 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17268 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17269 Access PROTOTYPE as variable, not mask.
17271 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17273 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17274 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17275 * combine.c (adjust_for_new_dest): Use it.
17276 * postreload.c (reload_combine): Likewise.
17278 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17280 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17281 notes on an insn with multiple sets, even if single_set returns
17282 non-NULL for that insn.
17284 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17286 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17287 scalbn and scalbln.
17289 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17291 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17292 if user didn't pass it.
17293 * config/i386/darwin.h (CC1_SPEC): Likewise.
17294 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17295 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17296 -mmacosx-version-min.
17298 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17299 Uros Bizjak <ubizjak@gmail.com>
17301 * optabs.h (enum optab_index): Add new OTI_scalb.
17302 (scalb_optab): Define corresponding macro.
17303 * optabs.c (init_optabs): Initialize scalb_optab.
17304 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17306 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17307 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17308 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17309 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17310 flag_unsafe_math_optimizations is set.
17312 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17313 to implement scalbf, scalb and scalbl built-ins as inline x87
17316 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17317 DJ Delorie <dj@redhat.com>
17320 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17321 (diagnostic_report_diagnostic): ... here, and turn them into real
17322 errors. If warnings are inhibited, no need to do anything.
17324 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17326 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17327 better code generation.
17329 2007-02-20 Ben Elliston <bje@au.ibm.com>
17331 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17333 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17335 * config/alpha/alpha.c, config/alpha/alpha.md,
17336 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17337 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17338 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17339 config/arm/lib1funcs.asm: Follow spelling conventions.
17341 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17342 config/fr30/fr30.md, config/i386/i386.h,
17343 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17344 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17345 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17346 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17347 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17348 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17349 config/sparc/sparc.c, config/sparc/sparc.h,
17350 config/sparc/sparc.md, config/spu/constraints.md,
17351 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17354 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17357 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17360 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17362 * doc/invoke.texi (-ftree-lrs): Remove.
17364 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17366 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17369 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17371 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17372 new CALL_EXPR_FN macro for retrieving the function
17373 declaration of the input expression.
17375 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17377 * c.opt (Waddress): New.
17378 * common.opt (Walways-true): Delete.
17379 (Wstring-literal-comparison): Delete.
17380 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17381 -Wstring-literal-comparison. Add -Waddress.
17383 (Walways-true): Delete.
17384 (Wstring-literal-comparison): Delete.
17385 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17386 consistently instead of -Walways-true in example.
17387 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17388 * c-typeck.c (parser_build_binary_op): Replace
17389 -Wstring-literal-comparison and -Walways-true with -Waddress.
17390 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17393 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17395 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17396 without DECL_STRUCT_FUNCTION initialized.
17398 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17400 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17401 due to calls to functions taking pointers as parameters.
17403 2007-02-19 Richard Henderson <rth@redhat.com>
17406 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17409 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17411 * config/s390/s390.c (s390_call_saved_register_used,
17412 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17413 accessed to the new scheme.
17415 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17417 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17418 (cris_print_index, cris_print_operand, cris_print_operand_address)
17419 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17420 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17421 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17422 GET_CODE () == xxx.
17423 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17424 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17425 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17426 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17427 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17428 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17429 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17430 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17431 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17432 (uminsi3, call, call_value): Ditto.
17433 (define_split: indir_to_reg_split, unnamed): Ditto.
17435 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17437 PR tree-optimization/30975
17438 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17441 2007-02-18 Eric Christopher <echristo@gmail.com>
17443 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17444 Remove use of arglist.
17445 (mips_expand_builtin): Remove use of arglist, pass in expr.
17446 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17447 (mips_expand_builtin_movtf): Ditto.
17448 (mips_expand_builtin_compare): Ditto.
17450 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17452 * tree-sra.c (sra_build_assignment): Replace assertion
17453 checking with a comment explaining why it can't be done.
17455 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17457 PR middle-end/30833
17458 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17459 during CALL_EXPR representation conversion.
17460 * tree-ssa-propagate.c (set_rhs): Likewise.
17462 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17464 * tree-sra.c (sra_build_assignment): Disable assertion checking
17467 2007-02-18 Roger Sayle <roger@eyesopen.com>
17469 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17470 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17471 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17473 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17474 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17475 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17476 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17477 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17478 force_gimple_operand): Likewise.
17479 * ipa-cp.c (constant_val_insert): Likewise.
17480 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17481 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17482 perfect_nestify): Likewise.
17483 * langhooks.c (lhd_omp_assignment): Likewise.
17484 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17485 lower_copyprivate_clauses, lower_send_clauses,
17486 lower_send_shared_vars, expand_parallel_call,
17487 expand_omp_for_generic, expand_omp_for_static_nochunk,
17488 expand_omp_for_static_chunk, expand_omp_sections,
17489 lower_omp_single_copy, lower_omp_for_lastprivate,
17490 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17491 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17492 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17495 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17497 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17498 config/sh/sh.md: Follow spelling conventions.
17500 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17501 config/frv/predicates.md: Follow spelling conventions.
17503 * config/m68k/linux-unwind.h: Fix a comment typo.
17504 * target.h: Follow spelling conventions.
17506 2007-02-18 Roger Sayle <roger@eyesopen.com>
17508 PR rtl-optimization/28173
17509 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17510 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17511 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17512 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17513 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17515 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17517 * builtins.c (fold_builtin_load_exponent): New.
17518 (fold_builtin_2): Use it.
17520 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17522 PR rtl-optimization/30773
17523 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17524 if we fail to attach a REG_EQUIV note.
17526 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17527 Roger Sayle <roger@eyesopen.com>
17529 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17531 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17533 * calls.c (initialize_argument_information): Pass original EXP
17534 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17535 code to split complex arguments here, as part of initializing the
17537 (expand_call): Remove code that builds a list of arguments and
17538 inserts implicit arguments into it. Instead, just count how many
17539 implicit arguments there will be so we can determine the size of
17540 the ARGS array, and let initialize_argument_information do the work.
17541 (split_complex_values): Delete unused function.
17543 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17545 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17547 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17549 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17550 for arg pointer based indexed addressing.
17552 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17554 * config/ia64/ia64.h, config/ia64/ia64.md,
17555 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17556 spelling conventions.
17558 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17560 * config/m68k/m68k.c (split_di): New.
17561 * config/m68k/m68k-protos.h: Declare split_di.
17562 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17563 Improve predicate handling and split constant shifts.
17565 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17567 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17568 parameter for register bitfield operations, general predicates
17571 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17573 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17574 * config/m68k/linux-unwind.h: New file.
17576 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17578 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17579 config/i386/athlon.md, config/ia64/ia64.md,
17580 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17581 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17582 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17583 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17584 tree-vect-transform.c: Fix comment typos.
17586 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17588 * sched-deps.c (find_insn_list): Remove.
17589 * sched-int.h: Remove the prototype for find_insn_list.
17591 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17593 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17595 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17596 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17597 darwin_rs6000_override_options.
17598 (C_COMMON_OVERRIDE_OPTIONS): Expect
17599 darwin_macosx_version_min to be non-NULL always.
17600 (TARGET_C99_FUNCTIONS): Likewise.
17601 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17602 (DARWIN_MINVERSION_SPEC): New.
17603 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17604 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17606 (DARWIN_MINVERSION_SPEC): New.
17607 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17609 * config/darwin-c.c (darwin_cpp_builtins): Expect
17610 darwin_macosx_version_min to be non-NULL always.
17612 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17614 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17616 * config/i386/i386.h (x86_use_xchgb): New.
17617 (TARGET_USE_XCHGB): New macro.
17618 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17619 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17620 Split after reload into bswaphi for shifts of 8.
17621 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17622 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17623 or when optimizing for size.
17625 2007-02-16 Richard Guenther <rguenther@suse.de>
17626 Christian Bruel <christian.bruel@st.com>
17628 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17629 DECLs but prefer SSA_NAMEs over DECLs.
17631 2007-02-16 Richard Guenther <rguenther@suse.de>
17633 * tree-flow-inline.h (single_imm_use_p): Remove.
17634 (zero_imm_uses_p): Likewise.
17635 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17636 instead of single_imm_use_p.
17637 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17640 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17643 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17644 nested double- and backquotes.
17646 2007-02-15 Roger Sayle <roger@eyesopen.com>
17648 PR middle-end/30391
17649 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17650 should be unreachable.
17651 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17652 For the time being redirect GIMPLE_MODIFY_STMT to the new
17653 (renamed) build_gimple_modify_stmt_stat.
17654 (build2_gimple_stat): Rename to...
17655 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17656 Always build a GIMPLE_MODIFY_STMT node.
17657 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17658 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17661 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17662 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17663 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17664 expand_complex_div_wide): Likewise.
17665 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17666 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17667 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17668 * tree-ssa-loop-manip.c (create_iv): Likewise.
17669 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17670 abs_replacement): Likewise.
17671 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17672 realify_fake_stores): Likewise.
17674 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17675 node rather than a GIMPLE_MODIFY_STMT node.
17676 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17677 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17679 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17680 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17681 GIMPLE_MODIFY_STMT.
17683 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17685 PR middle-end/30433
17686 * fold-const.c (fold_comparison): Add back the
17687 folding of constant complex comparisions.
17689 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17691 PR middle-end/30729
17692 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17693 effects unknown to this function, return early.
17695 2007-02-15 Ian Lance Taylor <iant@google.com>
17697 * lower-subreg.c (move_eh_region_note): New static function.
17698 (resolve_simple_move): Call it.
17699 (decompose_multiword_subregs): Track blocks for which we resolve a
17700 simple move which is also a control flow insn. Pass them to
17701 find_many_sub_basic_blocks.
17702 (pass_lower_subreg): Add TODO_verify_flow.
17703 (pass_lower_subreg2): Likewise.
17705 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17706 Brooks Moses <brooks.moses@codesourcery.com>
17707 Lee Millward <lee.millward@codesourcery.com>
17709 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17710 (VL_EXP_CLASS_P): New.
17711 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17713 (TREE_OPERAND_CHECK_CODE): Likewise.
17714 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17715 (TREE_RTL_OPERAND_CHECK): Likewise.
17716 (tree_operand_check_failed): Make second parameter the whole tree
17717 instead of its code. Fixed callers.
17718 (VL_EXP_CHECK): New.
17719 (TREE_OPERAND_LENGTH): New.
17720 (VL_EXP_OPERAND_LENGTH): New.
17721 (CALL_EXPR_FN): New.
17722 (CALL_EXPR_STATIC_CHAIN): New.
17723 (CALL_EXPR_ARGS): New.
17724 (CALL_EXPR_ARG): New.
17725 (call_expr_nargs): New.
17726 (CALL_EXPR_ARGP): New.
17727 (build_nt_call_list): Declare.
17728 (build_vl_exp_stat): Declare.
17729 (build_vl_exp): New.
17730 (build_call_list): Declare.
17731 (build_call_nary): Declare.
17732 (build_call_valist): Declare.
17733 (build_call_array): Declare.
17734 (call_expr_arg): Declare.
17735 (call_expr_argp): Declare.
17736 (call_expr_arglist): Declare.
17737 (fold_build_call_list): Declare.
17738 (fold_build_call_list_initializer): Declare.
17739 (fold_call_expr): Declare to replace fold_builtin.
17740 (fold_builtin_fputs): Update to agree with modified definition.
17741 (fold_builtin_strcpy): Likewise.
17742 (fold_builtin_strncpy): Likewise.
17743 (fold_builtin_memory_chk): Likewise.
17744 (fold_builtin_stxcpy_chk): Likewise.
17745 (fold_builtin_strncpy_chk): Likewise.
17746 (fold_builtin_next_arg): Likewise.
17747 (fold_build_call_expr): Declare.
17748 (fold_builtin_call_list): Declare.
17749 (fold_builtin_call_valist): Declare.
17750 (build_call_expr): Declare.
17751 (validate_arglist): Update to agree with modified definition.
17752 (tree_operand_length): New.
17753 (call_expr_arg_iterator): New.
17754 (init_call_expr_arg_iterator): New.
17755 (next_call_expr_arg): New.
17756 (first_call_expr_arg): New.
17757 (more_call_expr_args_p): New.
17758 (FOR_EACH_CALL_EXPR_ARG): New.
17760 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17761 and tcc_gimple_stmt.
17762 (tree_code_size): Update documentation. Use sizeof (tree) rather
17763 than sizeof (char *).
17764 (tree_size): Likewise. Add case for tcc_vl_exp.
17765 (tree_node_structure): Add case for tcc_vl_exp.
17766 (contains_placeholder_p): Likewise.
17767 (substitute_in_expr): Likewise.
17768 (substitute_placeholder_in_expr): Likewise.
17769 (stabilize_reference_1): Likewise.
17770 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17771 to diagnose breakage of this interface for constructing CALL_EXPRs.
17772 (build_nt): Add similar assertion here.
17773 (build_nt_call_list): New.
17774 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17775 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17777 (get_callee_fndecl): Use new CALL_EXPR accessors.
17778 (tree_operand_check_failed): Change parameters to pass entire node
17779 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17780 (process_call_operands): New.
17781 (build_vl_exp_stat): New.
17782 (build_call_list): New.
17783 (build_call_nary): New.
17784 (build_call_valist): New.
17785 (build_call_array): New.
17786 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17787 (call_expr_arglist): New.
17789 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17790 tcc_vl_exp instead of a fixed-size tcc_expression.
17792 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17793 accessors for CALL_EXPRs.
17794 (AGGR_INIT_EXPR): Likewise.
17796 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17797 Brooks Moses <brooks.moses@codesourcery.com>
17798 Lee Millward <lee.millward@codesourcery.com>
17800 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17801 (expand_builtin_nonlocal_goto): Change parameter to be entire
17802 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17803 (expand_builtin_prefetch): Likewise.
17804 (expand_builtin_classify_type): Likewise.
17805 (mathfn_built_in): Return NULL_TREE instead of 0.
17806 (expand_errno_check): Use new CALL_EXPR accessors.
17807 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17808 Return NULL_RTX instead of 0.
17809 (expand_builtin_mathfn_2): Likewise.
17810 (expand_builtin_mathfn_3): Likewise.
17811 (expand_builtin_interclass_mathfn): Likewise.
17812 (expand_builtin_sincos): Likewise.
17813 (expand_builtin_cexpi): Likewise.
17814 (expand_builtin_int_roundingfn): Likewise.
17815 (expand_builtin_int_roundingfn_2): Likewise.
17816 (expand_builtin_pow): Likewise.
17817 (expand_builtin_powi): Likewise.
17818 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17819 of arglist, fixing callers appropriately. Use new CALL_EXPR
17820 accessors and constructors. Return NULL_RTX instead of 0.
17821 (expand_builtin_strstr): Likewise.
17822 (expand_builtin_strchr): Likewise.
17823 (expand_builtin_strrchr): Likewise.
17824 (expand_builtin_strpbrk): Likewise.
17825 (expand_builtin_memcpy): Likewise.
17826 (expand_builtin_mempcpy): Likewise.
17827 (expand_builtin_mempcpy_args): New.
17828 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17829 (expand_builtin_memmove_args): New.
17830 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17831 (expand_movstr): Likewise.
17832 (expand_builtin_strcpy): Likewise.
17833 (expand_builtin_strcpy_args): New.
17834 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17835 (expand_builtin_strncpy): Likewise.
17836 (expand_builtin_memset): Likewise.
17837 (expand_builtin_memset_args): New.
17838 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17839 (expand_builtin_memcmp): Likewise.
17840 (expand_builtin_strcmp): Likewise.
17841 (expand_builtin_strncmp): Likewise.
17842 (expand_builtin_strcat): Likewise.
17843 (expand_builtin_strncat): Likewise.
17844 (expand_builtin_strspn): Likewise.
17845 (expand_builtin_strcspn): Likewise.
17846 (expand_builtin_args_info): Likewise.
17847 (expand_builtin_va_start): Likewise.
17848 (gimplify_va_arg_expr): Likewise.
17849 (expand_builtin_va_end): Likewise.
17850 (expand_builtin_va_copy): Likewise.
17851 (expand_builtin_frame_address): Likewise.
17852 (expand_builtin_alloca): Likewise.
17853 (expand_builtin_bswap): Likewise.
17854 (expand_builtin_unop): Likewise.
17855 (expand_builtin_fputs): Likewise.
17856 (expand_builtin_expect): Likewise.
17857 (expand_builtin_fabs): Likewise.
17858 (expand_builtin_copysign): Likewise.
17859 (expand_builtin_printf): Likewise.
17860 (expand_builtin_fprintf): Likewise.
17861 (expand_builtin_sprintf): Likewise.
17862 (expand_builtin_init_trampoline): Likewise.
17863 (expand_builtin_signbit): Likewise.
17864 (expand_builtin_fork_or_exec): Likewise.
17865 (expand_builtin_sync_operation): Likewise.
17866 (expand_builtin_compare_and_swap): Likewise.
17867 (expand_builtin_lock_test_and_set): Likewise.
17868 (expand_builtin_lock_release): Likewise.
17869 (expand_builtin): Likewise.
17870 (builtin_mathfn_code): Likewise.
17872 (fold_builtin_constant_p): Pass call arguments individually instead
17873 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17874 accessors and constructors. Return NULL_TREE instead of 0.
17875 (fold_builtin_expect): Likewise.
17876 (fold_builtin_classify_type): Likewise.
17877 (fold_builtin_strlen): Likewise.
17878 (fold_builtin_nan): Likewise.
17879 (integer_valued_real_p): Likewise.
17880 (fold_trunc_transparent_mathfn): Likewise.
17881 (fold_fixed_mathfn): Likewise.
17882 (fold_builtin_cabs): Likewise.
17883 (fold_builtin_sqrt): Likewise.
17884 (fold_builtin_cbrt): Likewise.
17885 (fold_builtin_cos): Likewise.
17886 (fold_builtin_cosh): Likewise.
17887 (fold_builtin_tan): Likewise.
17888 (fold_builtin_sincos): Likewise.
17889 (fold_builtin_cexp): Likewise.
17890 (fold_builtin_trunc): Likewise.
17891 (fold_builtin_floor): Likewise.
17892 (fold_builtin_ceil): Likewise.
17893 (fold_builtin_round): Likewise.
17894 (fold_builtin_int_roundingfn): Likewise.
17895 (fold_builtin_bitop): Likewise.
17896 (fold_builtin_bswap): Likewise.
17897 (fold_builtin_logarithm): Likewise.
17898 (fold_builtin_hypot): Likewise.
17899 (fold_builtin_pow): Likewise.
17900 (fold_builtin_powi): Likewise.
17901 (fold_builtin_exponent): Likewise.
17902 (fold_builtin_memset): Likewise.
17903 (fold_builtin_bzero): Likewise.
17904 (fold_builtin_memory_op): Likewise.
17905 (fold_builtin_bcopy): Deleted; call site changed to invoke
17906 fold_builtin_memory_op directly.
17907 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17908 (fold_builtin_strncpy): Likewise.
17909 (fold_builtin_memcmp): Likewise.
17910 (fold_builtin_strcmp): Likewise.
17911 (fold_builtin_strncmp): Likewise.
17912 (fold_builtin_signbit): Likewise.
17913 (fold_builtin_copysign): Likewise.
17914 (fold_builtin_isascii): Likewise.
17915 (fold_builtin_toascii): Likewise.
17916 (fold_builtin_isdigit): Likewise.
17917 (fold_builtin_fabs): Likewise.
17918 (fold_builtin_abs): Likewise.
17919 (fold_builtin_fmin_fmax): Likewise.
17920 (fold_builtin_carg): Likewise.
17921 (fold_builtin_classify): Likewise.
17922 (fold_builtin_unordered_cmp): Likewise.
17924 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17925 New functions split out from fold_builtin_1.
17926 (fold_builtin_n): New.
17927 (fold_builtin_varargs): New.
17928 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17930 (fold_call_expr): New.
17931 (build_function_call_expr): Rewrite to use new helper function.
17932 (fold_builtin_call_list): New.
17933 (build_call_expr): New.
17934 (fold_builtin_call_valist): New.
17935 (rewrite_call_expr): New.
17936 (validate_arg): New.
17937 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17938 of an arglist. Change return type to bool. Use new CALL_EXPR
17941 (fold_builtin_strstr): Pass call arguments individually instead
17942 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17943 accessors and constructors. Return NULL_TREE instead of 0.
17944 (fold_builtin_strchr): Likewise.
17945 (fold_builtin_strrchr): Likewise.
17946 (fold_builtin_strpbrk): Likewise.
17947 (fold_builtin_strcat): Likewise.
17948 (fold_builtin_strncat): Likewise.
17949 (fold_builtin_strspn): Likewise.
17950 (fold_builtin_strcspn): Likewise.
17951 (fold_builtin_fputs): Likewise.
17952 (fold_builtin_next_arg): Likewise.
17953 (fold_builtin_sprintf): Likewise.
17955 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17956 NULL_RTX instead of 0.
17957 (expand_builtin_memory_chk): Likewise.
17958 (maybe_emit_chk_warning): Likewise.
17959 (maybe_emit_sprintf_chk_warning): Likewise.
17961 (fold_builtin_object_size): Pass call arguments individually instead
17962 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17963 accessors and constructors. Return NULL_TREE instead of 0.
17964 (fold_builtin_memory_chk): Likewise.
17965 (fold_builtin_stxcpy_chk): Likewise.
17966 (fold_builtin_strncpy_chk): Likewise.
17967 (fold_builtin_strcat_chk): Likewise.
17968 (fold_builtin_strcat_chk): Likewise.
17969 (fold_builtin_strncat_chk): Likewise.
17970 (fold_builtin_sprintf_chk): Likewise.
17971 (fold_builtin_snprintf_chk): Likewise.
17972 (fold_builtin_printf): Likewise.
17973 (fold_builtin_vprintf): Likewise.
17975 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17977 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17978 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17979 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
17980 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
17981 (fold_unary): Likewise.
17982 (fold_binary): Likewise.
17983 (fold_ternary): Remove CALL_EXPR case, since they are no longer
17984 ternary expressions.
17985 (fold): Add logic for tcc_vl_exp.
17986 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
17987 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17988 (fold_build3_stat): Add assertion to flag broken interface for
17989 constructing CALL_EXPRs.
17990 (fold_build_call_list): New.
17991 (fold_build_call_list_initializer): New.
17992 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
17994 (fold_strip_sign_ops): Likewise.
17996 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17997 Brooks Moses <brooks.moses@codesourcery.com>
17998 Lee Millward <lee.millward@codesourcery.com>
18000 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18001 accessors and dump arguments explicitly.
18003 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18005 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18007 (print_call_name): Use new CALL_EXPR accessors.
18009 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18010 CALL_EXPR arguments explicitly instead of as a list. Use
18011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18013 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18014 (vrp_visit_stmt): Likewise.
18016 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18017 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18019 (force_move_till_expr): Likewise.
18021 * targhooks.c (default_external_stack_protect_fail): Use
18022 build_call_expr instead of build_function_call_expr.
18023 (default_hidden_stack_protect_fail): Likewise.
18025 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18028 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18029 and walk arguments explicitly.
18031 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18032 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18033 (expand_simple_operations): Likewise.
18034 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18036 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18037 of TREE_CODE_LENGTH.
18038 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18040 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18041 instead of TREE_CODE_LENGTH.
18043 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18044 (tree_ic_transform): Likewise.
18045 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18046 parameter instead of arglist. Fix callers.
18047 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18048 (tree_stringops_transform): Likewise.
18049 (tree_indirect_call_to_profile): Likewise.
18050 (tree_stringops_values_to_profile): Likewise.
18052 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18053 (eliminate_tail_call): Likewise.
18055 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18057 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18058 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18060 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18062 * omp-low.c (build_omp_barrier): Use build_call_expr.
18063 (lower_rec_input_clauses): Likewise.
18064 (lower_reduction_clauses): Likewise.
18065 (expand_parallel_call): Likewise.
18066 (maybe_catch_exception): Likewise.
18067 (expand_omp_for_generic): Likewise.
18068 (expand_omp_for_static_nochunk): Likewise.
18069 (expand_omp_sections): Likewise.
18070 (lower_omp_single_simple): Likewise.
18071 (lower_omp_single_copy): Likewise.
18072 (lower_omp_master): Likewise.
18073 (lower_omp_ordered): Likewise.
18074 (lower_omp_critical): Likewise.
18076 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18077 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18079 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18080 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18081 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18083 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18084 and generalize to handle any number of operands.
18085 (chrec_contains_undetermined): Likewise.
18086 (tree_contains_chrecs): Likewise.
18087 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18089 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18091 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18092 fold_call_expr instead of fold_builtin.
18093 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18094 match declarations there.
18095 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18098 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18099 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18101 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18102 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18104 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18107 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18108 (execute_cse_sincos): Use new CALL_EXPR accessors.
18110 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18112 * gimple-low.c (lower_function_body): Use build_call_expr.
18113 (lower_builtin_setjmp): Likewise.
18115 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18116 (set_storage_via_libcall): Likewise.
18117 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18118 instead of TREE_CODE_LENGTH.
18119 (expand_expr_real_1): Use new CALL_EXPR accessors.
18121 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18122 generalize to handle any number of operands.
18123 (TB_parent_eq): Likewise.
18125 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18126 (strip_builtin_expect): Likewise.
18128 * function.c (gimplify_parameters): Use build_call_expr.
18130 * tree-vectorizer.c (vect_is_simple_reduction): Use
18131 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18133 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18134 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18136 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18139 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18140 (gimplify_decl_expr): Likewise.
18141 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18142 Use new CALL_EXPR iterators.
18143 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18144 (gimplify_modify_expr_to_memset): Likewise.
18145 (gimplify_variable_sized_compare): Likewise.
18146 (gimplify_omp_atomic_fetch_op): Likewise.
18147 (gimplify_omp_atomic_pipeline): Likewise.
18148 (gimplify_omp_atomic_mutex): Likewise.
18149 (gimplify_function_tree): Likewise.
18151 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18152 (call_expr_flags): Likewise.
18153 (expand_call): Likewise.
18155 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18156 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18159 * coverage.c (create_coverage): Use build_call_expr.
18161 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18162 (temp_call_expr_obstack): New.
18163 (pool_copy_list): Delete.
18164 (temp_copy_call_expr): New.
18165 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18166 CALL_EXPR accessors. Get rid of special goo for copying argument
18167 lists and use temp_copy_call_expr instead.
18168 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18169 CALL_EXPR accessors.
18170 (create_expression_by_pieces): Likewise. Use build_call_array
18171 to construct the result instead of fold_build3.
18172 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18173 dealing with argument lists.
18174 (init_pre): Remove references to expression_node_pool and
18175 list_node_pool. Init temp_call_expr_obstack instead.
18176 (fini_pre): Remove references to expression_node_pool and
18179 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18180 and walk arguments explicitly instead of as a list.
18182 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18183 (mx_register_decls): Likewise.
18184 (mudflap_register_call): Likewise.
18185 (mudflap_finish_file): Likewise.
18187 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18188 (ipa_callsite_compute_param): Likewise.
18190 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18191 accessors and constructor.
18193 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18194 accessors and constructor.
18195 (convert_tramp_reference): Likewise.
18196 (convert_call_expr): Likewise.
18197 (finalize_nesting_tree_1): Likewise.
18199 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18202 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18204 * tree-inline.c (initialize_inlined_parameters): Pass entire
18205 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18207 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18208 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18210 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18211 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18212 (vectorizable_reduction): Likewise.
18213 (vectorizable_call): Use new CALL_EXPR iterators.
18214 (vectorizable_conversion): Use build_call_expr.
18215 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18216 (vect_gen_widened_results_half): Use build_call_expr.
18217 (vect_setup_realignment): Likewise.
18218 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18220 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18221 (pass_through_call): Likewise.
18222 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18225 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18226 (tree_gen_pow2_profiler): Likewise.
18227 (tree_gen_one_value_profiler): Likewise.
18228 (tree_gen_ic_func_profiler): Likewise.
18229 (tree_gen_average_profiler): Likewise.
18230 (tree_gen_ior_profiler): Likewise.
18232 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18233 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18234 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18236 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18237 of TREE_CODE_LENGTH.
18239 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18240 of TREE_CODE_LENGTH.
18242 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18244 (convert_to_integer): Likewise.
18246 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18249 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18250 Brooks Moses <brooks.moses@codesourcery.com>
18251 Lee Millward <lee.millward@codesourcery.com>
18253 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18255 * config/frv/frv.c (frv_expand_builtin): Likewise.
18256 * config/s390/s390.c (s390_expand_builtin): Likewise.
18258 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18259 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18261 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18262 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18263 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18264 (ix86_expand_store_builtin): Likewise.
18265 (ix86_expand_unop_builtin): Likewise.
18266 (ix86_expand_unop1_builtin): Likewise.
18267 (ix86_expand_sse_compare): Likewise.
18268 (ix86_expand_sse_comi): Likewise.
18269 (ix86_expand_vec_init_builtin): Likewise.
18270 (ix86_expand_vec_ext_builtin): Likewise.
18271 (ix86_expand_vec_set_builtin): Likewise.
18272 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18274 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18275 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18277 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18278 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18279 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18281 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18283 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18284 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18285 arglist. Use new CALL_EXPR accessors. Fix callers.
18286 (altivec_expand_abs_builtin): Likewise.
18287 (rs6000_expand_binop_builtin): Likewise.
18288 (altivec_expand_predicate_builtin): Likewise.
18289 (altivec_expand_lv_builtin): Likewise.
18290 (spe_expand_stv_builtin): Likewise.
18291 (altivec_expand_stv_builtin): Likewise.
18292 (rs6000_expand_ternop_builtin): Likewise.
18293 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18294 (altivec_expand_st_builtin): Likewise.
18295 (altivec_expand_dst_builtin): Likewise.
18296 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18297 arglist. Use new CALL_EXPR accessors. Fix callers.
18298 (altivec_expand_vec_set_builtin): Likewise.
18299 (altivec_expand_vec_ext_builtin): Likewise.
18300 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18301 (spe_expand_builtin): Likewise.
18302 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18303 arglist. Use new CALL_EXPR accessors. Fix callers.
18304 (spe_expand_evsel_builtin): Likewise.
18305 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18306 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18308 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18309 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18310 (arm_expand_unop_builtin): Likewise.
18311 (arm_expand_builtin): Use new CALL_EXPR accessors.
18313 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18316 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18317 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18319 (bfin_expand_unop_builtin): Likewise.
18320 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18322 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18323 Brooks Moses <brooks.moses@codesourcery.com>
18324 Lee Millward <lee.millward@codesourcery.com>
18326 * c-semantics.c (build_stmt): Add internal diagnostic check.
18328 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18329 accessors. Print arguments explicitly instead of as a list.
18331 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18333 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18334 (c_finish_omp_flish): Likewise.
18336 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18337 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18338 instead of TREE_CODE_LENGTH.
18339 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18340 (c_warn_unused_result): Likewise.
18342 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18345 * doc/invoke.texi (Warning Options): Remove
18346 -Werror-implicit-function-declaration.
18347 (Wimplicit-function-declaration): Update description.
18348 * opts.c (common_handle_option): Move handling of -Werror=* to...
18349 (enable_warning_as_error): ...here.
18350 * opts.h (enable_warning_as_error): Declare.
18351 * c-decl.c (implicit_decl_warning): Unless
18352 -Wno-implicit-function-declaration is given, emit a pedwarn if
18353 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18354 * c.opt (Wimplicit-function-declaration): Replace
18355 mesg_implicit_function_declaration with
18356 warn_implicit_function_declaration.
18357 * c-opts.c (c_common_handle_option):
18358 -Werror-implicit-function-declaration is exactly equal as
18359 -Werror=implicit-function-declaration.
18360 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18361 warn_implicit_function_declaration.
18362 (c_common_post_options): -Wimplict-function-declaration is enabled
18363 by default by -std=c99, otherwise is disabled by default.
18364 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18366 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18368 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18369 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18370 former is ignored but not the latter.
18372 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18374 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18375 is made and the reference doesn't use the alias set of its type,
18376 do not create the temporary using that type.
18378 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18380 * jump.c: Remove prototypes for delete_computation and
18381 delete_prior_computation.
18383 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18385 * jump.c (get_label_after): Delete.
18386 (get_label_before, delete_computation, delete_jump,
18387 delete_prior_computation, follow_jumps): Move...
18388 * reorg.c (delete_computation, delete_prior_computation): ... here...
18389 (get_label_before, delete_jump): ... making these static ...
18390 (follow_jumps): ... and simplifying this since it only runs after
18392 * rtl.h (get_label_after, get_label_before, delete_jump,
18393 follow_jumps): Delete prototypes.
18395 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18397 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18399 2007-02-15 Nick Clifton <nickc@redhat.com>
18401 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18402 order to prevent it from being munged by the target.
18404 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18406 * config/i386/i386.md: Remove misleading comment.
18408 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18410 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18411 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18414 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18416 * tree-sra.c (instantiate_missing_elements): Canonicalize
18418 (sra_build_assignment): New.
18419 (generate_copy_inout, generate_element_copy,
18420 generate_element_zero, generate_one_element_init): Use it.
18422 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18424 * tree-sra.c (instantiate_missing_elements): Canonicalize
18426 (sra_build_assignment): New.
18427 (generate_copy_inout, generate_element_copy,
18428 generate_element_zero, generate_one_element_init): Use it.
18430 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18432 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18435 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18437 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18438 types as aggregates not scalars.
18439 * function.c (assign_stack_temp_for_type): Likewise.
18441 2007-02-14 Roger Sayle <roger@eyesopen.com>
18442 Zdenek Dvorak <dvorakz@suse.cz>
18444 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18447 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18449 * passes.c (next_pass_1): Clear the next field of the copied
18452 2007-02-14 Richard Henderson <rth@redhat.com>
18454 * tree-sra.c (early_sra): New.
18455 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18456 (tree_sra_early, pass_sra_early): New.
18457 * tree-pass.h (pass_sra_early): Declare.
18458 * passes.c (init_optimization_passes): Use it.
18460 2007-02-14 Richard Guenther <rguenther@suse.de>
18462 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18464 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18466 PR tree-optimization/30771
18467 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18469 (vect_analyze_operations): Induction phis can now be marked as
18471 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18472 Update documentation accordingly.
18474 2007-02-14 Nick Clifton <nickc@redhat.com>
18476 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18477 most 3 arguments are supported.
18478 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18480 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18482 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18483 Ensure dst->current is valid.
18485 2007-02-13 Paul Brook <paul@codesourcery.com>
18487 * config.gcc: Add arm*-*-uclinux-*eabi.
18488 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18489 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18490 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18491 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18492 (LINK_SPEC): Define.
18493 (LIB_SPEC): Define.
18494 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18496 * config/arm/uclinux-eabi.h: New file.
18497 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18498 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18501 2007-02-13 Ian Lance Taylor <iant@google.com>
18503 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18504 * flags.h (warn_strict_overflow): Declare.
18505 (enum warn_strict_overflow_code): Define.
18506 (issue_strict_overflow_warning): New static inline function.
18507 * opts.c (warn_strict_overflow): New variable.
18508 (common_handle_option): Handle OPT_Wstrict_overflow and
18509 OPT_Wstrict_overflow_.
18510 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18512 * fold-const.c: Include intl.h.
18513 (fold_deferring_overflow_warnings): New static variable.
18514 (fold_deferred_overflow_warning): New static variable.
18515 (fold_deferred_overflow_code): New static variable.
18516 (fold_defer_overflow_warnings): New function.
18517 (fold_undefer_overflow_warnings): New function.
18518 (fold_undefer_and_ignore_overflow_warnings): New function.
18519 (fold_deferring_overflow_warnings_p): New function.
18520 (fold_overflow_warning): New static function.
18521 (make_range): Add strict_overflow_p parameter. Change all
18523 (extract_muldiv, extract_muldiv_1): Likewise.
18524 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18525 tree_expr_nonnegative_p.
18526 (fold_negate_expr): Call fold_overflow_warning.
18527 (fold_range_test): Likewise.
18528 (fold_comparison): Likewise.
18529 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18530 instead of tree_expr_nonnegative_p.
18531 (tree_expr_nonnegative_warnv_p): Rename from
18532 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18533 (tree_expr_nonnegative_p): New function.
18534 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18535 strict_overflow_p parameter.
18536 (tree_expr_nonzero_p): New function.
18537 * passes.c (verify_interpass_invariants): New static function.
18538 (execute_one_pass): Call it.
18539 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18541 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18542 (estimate_numbers_of_iterations): Likewise.
18543 (scev_probably_wraps_p): Likewise.
18544 * tree-ssa-ccp.c: Include "toplev.h".
18545 (evaluate_stmt): Defer fold overflow warnings until we know we are
18547 (struct fold_stmt_r_data): Add stmt field.
18548 (fold_stmt_r): Defer fold overflow warnings until we know we
18550 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18551 (fold_stmt_inplace): Likewise.
18552 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18553 (cleanup_control_expr_graph): Defer fold overflow warnings until
18554 we know we are going to optimize.
18555 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18556 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18558 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18559 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18560 * tree-ssa-loop-manip.c (create_iv): Likewise.
18561 * c-typeck.c (build_conditional_expr): Likewise.
18562 (build_binary_op): Likewise.
18563 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18564 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18565 (extract_range_from_unary_expr): Likewise.
18566 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18567 assuming that signed overflow does not occur.
18568 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18569 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18570 (fold_defer_overflow_warnings): Declare.
18571 (fold_undefer_overflow_warnings): Declare.
18572 (fold_undefer_and_ignore_overflow_warnings): Declare.
18573 (fold_deferring_overflow_warnings_p): Declare.
18574 (tree_expr_nonzero_warnv_p): Declare.
18575 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18576 of warning options.
18577 (Warning Options): Document -Wstrict-overflow.
18578 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18579 (tree-ssa-ccp.o): Likewise.
18580 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18581 (fold-const.o): Depend on intl.h.
18583 2007-02-13 Ian Lance Taylor <iant@google.com>
18585 PR middle-end/30751
18586 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18589 2007-02-13 Stuart Hastings <stuart@apple.com>
18591 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18593 2007-02-13 Richard Henderson <rth@redhat.com>
18595 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18596 handled_component_p before looking for the indirect_ref.
18598 2007-02-13 Richard Henderson <rth@redhat.com>
18600 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18601 remove flags clobber.
18602 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18603 (bswaphi_lowpart): New.
18604 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18605 remove TARGET_BSWAP test. Delete expander of the same name.
18607 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18608 (expand_unop): Use them.
18610 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18612 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18613 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18614 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18615 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18616 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18617 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18618 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18619 assembler dialect choice from asm templates.
18621 2007-02-12 Richard Henderson <rth@redhat.com>
18623 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18624 (fixuns_trunc<SSEMODEF>si2): Use it.
18625 * config/i386/sse.md (vec_setv4sf_0): Export.
18626 * config/i386/i386.c (ix86_build_const_vector): Export.
18627 (ix86_split_convert_uns_si_sse): Rename from
18628 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18629 * config/i386/i386-protos.h: Update.
18631 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18634 * c-typeck.c (c_finish_return): Improve warning message.
18636 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18638 * alias.c (find_symbolic_term): Delete unused function.
18640 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18642 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18643 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18644 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18646 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18648 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18649 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18650 the function, temporarily point the debug interface to the null one.
18652 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18654 * dwarf2out.c (round_up_to_align): New static function.
18655 (field_byte_offset): Use it to round the offset.
18657 2007-02-12 Richard Henderson <rth@redhat.com>
18659 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18660 (inswl_const): Export.
18662 2007-02-12 Richard Henderson <rth@redhat.com>
18664 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18665 result mode of the libcall, convert back to outmode.
18667 2007-02-12 Roger Sayle <roger@eyesopen.com>
18669 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18670 (bswapdi2): New define_expand to implement 32-bit implementation.
18672 2007-02-12 Nick Clifton <nickc@redhat.com>
18674 * doc/invoke.texi (Overall Options): Document --help=.
18675 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18676 (cc1_options): Pass --help= on to cc1.
18677 (display_help): Add description of --help=.
18678 (process_command): Add code to handle --help=. Allow translated
18679 --help and --target-help switches to be passed on to compiler
18681 (main): Remove unused if statement.
18682 * opts.c (columns): Remove.
18683 (LEFT_COLUMN): Define.
18684 (wrap_help): Add columns argument.
18685 (print_filtered_help): Change parameters to be an include bitmask,
18686 an exclude bitmask, an any bitmask and the column width. Move the
18687 code to display the params list here. Add code to display the
18688 status of options rather than their descriptions if the quiet flag
18690 (print_specific_help): Change parameters to be an include bitmask,
18691 an exclude bitmask and an any bitmask. Move code to look up the
18692 column width here. Decide upon the title for an options listing.
18693 (common_handle_options): Add code to handle --help=. Adapt code
18694 for --help and --target-help to use the revised form of the
18695 print_specific_help function.
18696 (print_help): Delete.
18697 (print_param_help): Delete.
18698 (print_switch): Delete.
18699 * opts.h (cl_lang_count): Add prototype.
18700 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18701 CL_MAX_OPTION_CLASS): New defines.
18702 * optc-gen.awk: Add construction of cl_lang_count.
18703 * c.opt: Add Warning attribute to warning options and Optimization
18704 attribute to optimization options.
18705 * common.opt: Likewise.
18707 Add -fhelp and -ftarget-help as aliases for the transformed --help
18708 and --target-help options.
18709 * opt-functions.awk: Add code to handle Warning and Optimization
18712 2007-02-12 Richard Henderson <rth@redhat.com>
18714 * config/alpha/constraints.md: New file.
18715 * config/alpha/alpha.c: Include tm-constrs.h.
18716 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18717 alpha_extra_constraint): Remove.
18718 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18719 * config/alpha/alpha-protos.h: Update.
18720 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18721 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18722 (EXTRA_CONSTRAINT): Remove.
18723 * config/alpha/alpha.md: Include constraints.md.
18724 (adddi splitter): Use satisfies_constraint_*.
18725 * config/alpha/predicates.md (add_operand): Likewise.
18726 (sext_add_operand, addition_operation): Likewise.
18728 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18730 PR tree-optimization/29145
18731 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18732 in our handling of restrict qualified pointers.
18734 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18737 * doc/invoke.texi (Wunused-value): Update description.
18738 (Wextra): Delete item.
18739 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18740 value of Wunused-value.
18741 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18742 (c_finish_stmt_expr): Don't check extra_warnings.
18743 (emit_side_effect_warnings): The caller is responsible to check
18746 2007-02-11 Roger Sayle <roger@eyesopen.com>
18747 Matt Thomas <matt@3am-software.com>
18749 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18751 2007-02-11 Roger Sayle <roger@eyesopen.com>
18753 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18754 comparisons of POPCOUNT against zero.
18755 (simplify_const_relational_operation): Likewise.
18757 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18759 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18761 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18763 * dwarf2out.c (root_type): Delete unused function.
18765 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18767 * genattrtab.c (contained_in_p): Delete unused function.
18768 (write_expr_attr_cache): Likewise.
18770 2007-02-11 Jan Hubicka <jh@suse.cz>
18772 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18775 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18777 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18778 to add the REG_EQ* note.
18779 * see.c (see_merge_one_use_extension): Likewise.
18780 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18781 turn REG_EQUAL notes into REG_EQUIV notes if the target
18782 register may have more than one set.
18783 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18784 * gcse.c (try_replace_reg): Likewise.
18785 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18786 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18787 more than one REG_EQUIV note.
18788 * reload1.c (gen_reload): Use set_unique_reg_note.
18790 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18792 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18793 (ix86_builtin_conversion): New function.
18795 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18798 * tree.h (DECL_REPLACEABLE_P): New macro.
18799 * except.c (set_nothrow_function_flags): Likewise.
18801 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18802 Ira Rosen <irar@il.ibm.com>
18803 Dorit Nuzman <dorit@il.ibm.com>
18805 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18806 * targhooks.c (default_builtin_vectorized_conversion): New.
18807 * targhooks.h (default_builtin_vectorized_function): New declaration.
18808 * target.h (struct vectorize): Add builtin_conversion field.
18809 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18810 stmt_vec_info_type value.
18811 (vectorizable_conversion): New declaration.
18812 * tree-vect-analyze.c (vect_analyze_operations): Add
18813 vectorizable_conversion call.
18814 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18815 * tree-vect-transform.c (vectorizable_conversion): New function.
18816 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18817 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18819 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18820 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18821 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18822 or ALTIVEC_BUILTIN_VCFSX.
18824 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18827 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18828 CONST_DOUBLE and operand 0 is a hard register.
18829 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18830 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18831 is a hard floating-point register.
18833 2007-02-10 Richard Henderson <rth@redhat.com>
18834 Jakub Jelinek <jakub@redhat.com>
18835 Alexandre Oliva <aoliva@redhat.com>
18837 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18838 * builtin-types.def (BT_WORD): Make unsigned.
18839 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18840 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18841 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18842 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18843 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18844 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18846 * expr.c (emutls_var_address): New.
18847 (expand_expr_real_1): Expand emulated tls.
18848 (expand_expr_addr_expr_1): Likewise.
18849 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18850 * output.h (emutls_finish): Declare.
18851 * toplev.c (compile_file): Call it.
18852 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18853 address before wrapping in CONST.
18854 * varasm.c (emutls_htab, emutls_object_type): New.
18855 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18856 (get_emutls_object_name, get_emutls_object_type): New.
18857 (get_emutls_init_templ_addr, emutls_decl): New.
18858 (emutls_common_1, emutls_finish): New.
18859 (assemble_variable): When emulating tls, swap decls; generate
18860 constructor for the emutls objects.
18861 (do_assemble_alias): When emulating tls, swap decl and target name.
18862 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18864 * varpool.c (decide_is_variable_needed): Look at force_output.
18865 Recurse for emulated tls.
18866 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18867 with decide_is_variable_needed.
18868 * emutls.c: New file.
18869 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18870 tls_object for real tls.
18872 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18874 PR rtl-optimization/29599
18875 * reload1.c (eliminate_regs_in_insn): Take the destination
18876 mode into account when computing the offset.
18878 2007-02-09 Stuart Hastings <stuart@apple.com>
18879 Richard Henderson <rth@redhat.com>
18881 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18882 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18883 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18884 fixuns_truncdfhi2): New.
18885 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18886 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18887 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18888 (floatunssidf2): Allow nonimmediate source.
18889 * config/i386/sse.md (movdi_to_sse): New.
18890 (vec_concatv2di): Drop '*'.
18891 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18892 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18893 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18895 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18896 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18897 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18898 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18899 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18900 ix86_build_const_vector.
18901 (x86_emit_floatuns): Rewrite.
18903 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18905 * genautomata.c (longest_path_length): Delete unused function.
18906 (struct state): Delete unused longest_path_length.
18907 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18908 (get_free_state): Delete unused.
18910 2007-02-09 Jan Hubicka <jh@suse.cz>
18912 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18913 * doc/invoke.texi (inline-unit-growth): Update default value.
18915 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18916 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18917 (rebuild_cgraph_edges): Likewise.
18918 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18919 (dump_cgraph_node): Dump frequencies.
18920 (cgraph_clone_edge): Add frequency scales.
18921 (cgraph_clone_node): Add freuqnecy.
18922 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18923 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18924 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18925 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18926 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18927 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18928 (save_inline_function_body): Likewise.
18929 * ipa-inline.c: inluce rtl.h
18930 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18931 (cgraph_edge_badness): Use frequencies.
18932 (cgraph_decide_recursive_inlining): Update clonning.
18933 (cgraph_decide_inlining_of_small_function): Dump frequency.
18934 * predict.c (estimate_bb_frequencies): Export.
18935 * predict.h (estimate_bb_frequencies): Declare.
18936 * tree-inline.c (copy_bb): Watch overflows.
18937 (expand_call_inline): Update call of cgraph_create_edge.
18938 (optimize_inline_calls): Use TODO flags to update frequnecies.
18939 * passes.h: Include predict.h
18940 (init_optimization_passes): Move profile ahead.
18941 (execute_function_todo): Handle TODO_rebuild_frequencies.
18943 2007-02-09 Roger Sayle <roger@eyesopen.com>
18945 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18946 the insbl or inswl pattern into a register.
18948 2007-02-09 Roger Sayle <roger@eyesopen.com>
18950 * config/ia64/ia64.md (bswapdi2): New define_insn.
18952 2007-02-09 Richard Henderson <rth@redhat.com>
18954 * config/i386/constraints.md (Ym): New constraint.
18955 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18956 (movdi_1_rex64): Split sse and xmm general register moves from
18957 memory move alternatives. Use conditional register constraints.
18958 (movsf_1, movdf_integer): Likewise.
18959 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18960 (movdf_integer_rex64): New.
18961 (pushsf_rex64): Fix output constraints.
18962 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18963 (sse2_stored): Likewise.
18964 (sse2_storeq_rex64): New.
18965 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18966 amd and not generic.
18967 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18968 for optimize_size. Remove SF/DFmode hack.
18970 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18972 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18975 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18976 Richard Sandiford <richard@codesourcery.com>
18978 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18979 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
18980 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
18981 m68k/t-mlib to tmake_file.
18982 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
18983 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
18984 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
18985 Allow it to be cf or m68k. Set m68k_arch_family. If that
18986 variable is not empty, add t-$m68k_arch_family to tmake_file.
18987 Add t-mlibs to tmake_file.
18988 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
18989 * config/m68k/t-cf: New file.
18990 * config/m68k/t-m68k: Likewise.
18991 * config/m68k/t-mlibs: Likewise.
18992 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18993 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
18994 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
18995 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
18996 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
18998 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
18999 (INSTALL_LIBGCC): Delete.
19000 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19001 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19002 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19003 (M68K_MLIB_CPU): Define.
19004 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19005 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19006 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19008 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19009 Richard Guenther <rguenther@suse.de>
19011 PR middle-end/23361
19012 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19013 against INT_MIN/INT_MAX.
19014 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19015 file if a loop is removed.
19017 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19019 * calls.c (store_one_arg): Pass correct alignment to
19020 emit_push_insn for non-BLKmode values.
19021 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19022 unaligned stack slot via a suitably aligned slot.
19024 2007-02-08 DJ Delorie <dj@redhat.com>
19026 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19028 (legal_subregs): Use unsigned char, make const.
19029 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19031 2007-02-08 Paul Brook <paul@codesourcery.com>
19033 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19034 special interworking needed.
19036 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19038 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19039 conditional to __SSE2__.
19040 (Entries below should have been added to first ChangeLog
19041 entry for amdfam10 dated 2007-02-05)
19042 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19044 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19046 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19049 2007-02-08 DJ Delorie <dj@redhat.com>
19051 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19052 * config/m32c/m32c.c (legal_subregs): New.
19053 (m32c_illegal_subreg_p): New.
19054 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19055 unsupported subregs of hard regs.
19057 2007-02-08 Jan Hubicka <jh@suse.cz>
19059 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19060 the same one; always update histograms.
19062 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19064 * passes.c (init_optimization_passes): Tidy comment.
19066 2007-02-08 Roger Sayle <roger@eyesopen.com>
19068 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19069 strip zero_extend, bswap and rotates from POCOUNT's argument.
19070 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19071 zero_extend and rotates from PARITY's argument.
19072 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19073 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19074 of an integer constant at compile-time.
19076 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19079 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19081 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19084 * tree-ssa-live.c (remove_unused_locals): Do not remove
19085 TREE_ADDRESSABLE variables.
19086 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19087 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19088 FOR_CLOBBER. Update all users.
19089 If VAR has an associated alias set, add a virtual operand for
19090 it if no alias is found to conflict with the memory reference.
19092 2007-02-07 Jan Hubicka <jh@suse.cz>
19093 Robert Kidd <rkidd@crhc.uiuc.edu>
19095 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19097 2007-02-07 Ian Lance Taylor <iant@google.com>
19099 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19101 2007-02-07 Roger Sayle <roger@eyesopen.com>
19103 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19104 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19105 tablejumpdi, movsi_to_cr_one): Remove constraints from
19106 define_expand's match_operands.
19108 2007-02-07 Roger Sayle <roger@eyesopen.com>
19110 * global.c (compute_regsets): Move declatation of "i" inside of
19111 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19113 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19116 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19117 of INDIRECT_REF <RESULT_DECL>.
19119 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19121 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19122 Kaz Kojima <kkojima@gcc.gnu.org>
19125 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19127 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19129 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19131 * doc/loop.texi: Document possibility not to perform disambiguation
19132 of loops with multiple latches.
19133 * cfgloopmanip.c (alp_enum_p): Removed.
19134 (add_loop): Handle subloops. Use get_loop_body_with_size.
19135 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19136 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19137 the new forwarder block.
19138 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19139 Handle the case latch is NULL.
19140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19141 modifications when marking loop exits.
19142 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19144 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19145 disambiguate_loops_with_multiple_latches.
19146 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19147 before fix_loop_structure.
19148 * cfgloop.c: Include pointer-set.h and output.h.
19149 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19150 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19151 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19152 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19153 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19154 disambiguate_multiple_latches, get_loop_body_with_size,
19155 disambiguate_loops_with_multiple_latches): New functions.
19156 (flow_loop_dump): Dump multiple latch edges.
19157 (flow_loop_nodes_find): Handle loops with multiple latches.
19158 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19159 (glb_enum_p): Modified.
19160 (get_loop_body): Use get_loop_body_with_size.
19161 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19162 (AVOID_CFG_MODIFICATIONS): New constant.
19163 (disambiguate_loops_with_multiple_latches, add_loop,
19164 get_loop_body_with_size): Declare.
19165 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19167 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19169 PR inline-asm/28686
19170 * global.c (compute_regsets): New function.
19171 (global_alloc): Refactored ELIMINABLE_REGSET
19172 and NO_GLOBAL_ALLOC_REGS computation out.
19173 (rest_of_handle_global_alloc): Call compute_regsets()
19174 for non-optimizing case.
19176 2007-02-06 Richard Henderson <rth@redhat.com>
19178 * config/i386/constraints.md (Y2): Rename from Y.
19179 (Yi): New constraint.
19180 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19181 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19182 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19183 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19184 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19185 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19186 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19187 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19188 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19189 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19190 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19191 vec_extractv2si_1): Change Y constraints to Y2.
19192 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19193 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19194 Change Y constraints to Y2.
19195 (sse2_loadld): Change Y constraints to x.
19197 2007-02-06 Roger Sayle <roger@eyesopen.com>
19199 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19200 (parity<mode>2): New define_expand using rs6000_emit_parity.
19201 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19202 rs6000_emit_parity): New functions.
19203 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19204 rs6000_emit_parity): Prototype here.
19206 2007-02-06 Ian Lance Taylor <iant@google.com>
19208 * lower-subreg.c (simple_move_operand): Reject CONST.
19209 (resolve_clobber): Call validate_change rather than directly
19210 assigning to XEXP (pat, 0).
19212 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19214 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19215 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19216 (tree-cfg.o): Remove hashtab.h dependency.
19218 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19219 (struct ivopts_data): Change niters to pointer_map_t.
19220 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19221 (niter_for_exit): Create pointer_map on demand. Change for
19223 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19224 (free_loop_data): Destroy data->niters if created and reset field.
19225 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19226 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19228 * tree-ssa-reassoc.c: Include pointer-set.h.
19229 (bb_rank): Change to long *.
19230 (operand_rank): Change to pointer_map_t.
19231 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19232 (insert_operand_rank): Accept long.
19233 (operand_entry_hash, operand_entry_eq): Remove.
19234 (get_rank): Return long. Adjust for changes above.
19235 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19237 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19239 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19240 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19241 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19243 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19244 directly since it cannot be NULL.
19245 (get_vi_for_tree): Rewrite for pointer_map API.
19246 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19247 (init_alias_vars): Create vi_for_tree as pointer_map.
19248 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19250 * tree-cfg.c: Don't include hashtab.h.
19251 (edge_to_cases): Declare as pointer_map.
19252 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19254 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19255 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19256 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19258 (record_switch_edge): Delete.
19259 (get_cases_for_edge): Adjust for pointer_map API, inline
19260 record_switch_edge (rewritten for new API), remove goto.
19262 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19264 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19265 * tree-nested.c: Include pointer-set.h.
19266 (var_map_elt, var_map_eq, var_map_hash): Delete.
19267 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19268 to pointer_map_t's.
19269 (nesting_info_bitmap_obstack): New.
19270 (lookup_field_for_decl): Adjust for pointer_map API.
19271 (lookup_tramp_for_decl): Adjust for pointer_map API.
19272 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19273 (get_local_debug_decl): Adjust for pointer_map API.
19274 (convert_nl_goto_reference): Adjust for pointer_map API.
19275 (convert_nl_goto_receiver): Adjust for pointer_map API.
19276 (create_nesting_tree): Create outside GGC space. Create bitmap on
19277 the new obstack. Create field_map and var_map as pointer_maps.
19278 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19280 (lower_nested_functions): Move root here, no need to NULL it.
19281 Initialize and release the obstack.
19283 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19285 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19286 Remove prototypes and make them non-static.
19287 (struct tree_int_map): Remove.
19288 * tree.h (struct tree_int_map): Move here, turning TO into an
19290 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19292 * tree.h (TREE_COMPLEXITY): Remove.
19293 (struct tree_exp): Remove complexity field.
19294 * tree.c (build1_stat): Don't set it.
19296 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19297 Victor Kaplansky <victork@il.ibm.com>
19299 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19300 (vect_is_simple_reduction): Support reduction with induction as
19301 one of the operands.
19302 (vect_is_simple_iv_evolution): Fix formatting.
19303 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19304 formatting. Don't mark induction phis for vectorization.
19305 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19306 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19307 (vect_get_vec_def_for_operand): Support induction.
19308 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19310 (vectorizable_reduction): Support reduction with induction as one of
19312 (vectorizable_type_demotion): Use def-type of stmt argument rather
19313 than dummy def-type.
19315 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19316 flag_tree_scev_cprop.
19317 * common.opt (tree-scev-cprop): New flag.
19319 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19320 call to vect_get_new_vect_var.
19322 2007-02-06 Ira Rosen <irar@il.ibm.com>
19324 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19325 vectype is not NULL.
19326 (vect_pattern_recog_1): Likewise.
19328 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19330 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19331 (fold_negate_expr): Likewise.
19333 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19336 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19337 even if cv-qualification is the same.
19339 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19341 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19342 __enable_execute_stack on completion.
19344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19346 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19347 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19348 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19349 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19350 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19351 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19352 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19353 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19357 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19358 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19359 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19360 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19361 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19362 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19363 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19364 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19365 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19366 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19367 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19368 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19369 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19370 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19371 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19372 sqrtextenddfxf2_i387): Added amdfam10_decode.
19374 * config/i386/athlon.md (athlon_idirect_amdfam10,
19375 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19376 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19377 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19378 athlon_ivector_store_amdfam10): New define_insn_reservation.
19379 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19384 * config/i386/athlon.md (athlon_call_amdfam10,
19385 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19386 define_insn_reservation.
19387 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19388 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19389 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19391 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19393 * config/i386/athlon.md (athlon_sseld_amdfam10,
19394 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19395 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19397 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19399 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19400 define_insn_reservation.
19401 * config/i386/i386.md (sseins): Added sseins to define_attr type
19402 and define_attr unit.
19403 * config/i386/sse.md: Set type attribute to sseins for insertq
19406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19408 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19409 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19410 ssecomi_load_amdfam10, ssecomi_amdfam10,
19411 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19412 define_insn_reservation.
19413 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19415 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19417 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19418 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19419 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19420 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19421 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19422 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19423 define_insn_reservation.
19425 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19426 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19427 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19428 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19429 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19431 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19433 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19434 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19435 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19436 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19437 athlon_ssemul_load_k8): Added amdfam10.
19439 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19441 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19442 (x86_sse_unaligned_move_optimal): New variable.
19444 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19446 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19447 for unaligned vector SSE double/single precision loads for AMDFAM10.
19449 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19451 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19452 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19453 Define TARGET_CPU_DEFAULT_amdfam10.
19454 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19455 (processor_type): Add PROCESSOR_AMDFAM10.
19457 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19458 processor_type in config/i386/i386.h.
19459 Enable imul peepholes for TARGET_AMDFAM10.
19461 * config.gcc: Add support for --with-cpu option for amdfam10.
19463 * config/i386/i386.c (amdfam10_cost): New variable.
19464 (m_AMDFAM10): New macro.
19465 (m_ATHLON_K8_AMDFAM10): New macro.
19466 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19467 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19468 x86_promote_QImode, x86_integer_DFmode_moves,
19469 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19470 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19471 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19472 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19473 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19474 Enable/disable for amdfam10.
19475 (override_options): Add amdfam10_cost to processor_target_table.
19476 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19477 processor_alias_table.
19478 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19479 (ix86_adjust_cost): Add code for amdfam10.
19481 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19483 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19484 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19485 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19486 * config/i386/i386.h: Add builtin definition for SSE4A.
19487 * config/i386/i386.md: Add support for ABM instructions
19488 (popcnt and lzcnt).
19489 * config/i386/sse.md: Add support for SSE4A instructions
19490 (movntss, movntsd, extrq, insertq).
19491 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19492 Add -march=amdfam10 flag.
19493 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19494 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19496 * doc/extend.texi: Add documentation for SSE4A builtins.
19498 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19500 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19502 2007-02-05 Richard Guenther <rguenther@suse.de>
19504 * tree-vectorizer.h (vectorizable_function): Add argument type
19505 argument, change return type.
19506 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19507 * tree-vect-transform.c (vectorizable_function): Handle extra
19508 argument, return vectorized function decl.
19509 (build_vectorized_function_call): Remove.
19510 (vectorizable_call): Handle calls with result and argument types
19511 differing. Handle loop vectorization factor correctly.
19512 * targhooks.c (default_builtin_vectorized_function): Adjust for
19514 * targhooks.h (default_builtin_vectorized_function): Likewise.
19515 * target.h (builtin_vectorized_function): Add argument type
19517 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19518 extra argument, allow vectorizing of lrintf.
19519 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19520 documentation of target hook.
19522 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19525 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19526 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19527 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19529 2007-02-05 Roger Sayle <roger@eyesopen.com>
19531 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19532 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19533 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19534 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19535 before canonicalizing sincos to cexpi.
19536 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19538 2007-02-05 Roger Sayle <roger@eyesopen.com>
19540 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19541 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19542 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19544 2007-02-05 Roger Sayle <roger@eyesopen.com>
19546 * mips-tfile.c (initialize_init_file): Correct endianness test.
19548 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19550 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19551 the 'y' constraint.
19553 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19555 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19556 saves in a PARALLEL before the register assignments.
19558 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19560 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19561 DWARF_FRAME_RETURN_COLUMN to be a general register.
19562 * dwarf2out.c (init_return_column_size): New function, split from...
19563 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19564 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19565 to be nongeneral registers.
19566 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19568 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19569 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19571 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19573 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19575 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19577 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19578 (remove_path): Use can_remove_branch_p and remove_branch instead
19579 of loop_delete_branch_edge.
19580 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19581 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19582 Update profile using scale_dominated_blocks_in_loop.
19583 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19584 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19585 (can_remove_branch_p, remove_branch): Declare.
19586 * tree-cfg.c (tree_can_remove_branch_p): New function.
19587 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19588 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19589 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19591 2007-02-05 Jan Hubicka <jh@suse.cz>
19593 PR middle-end/30696
19594 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19595 nodes in cgraph, don't remove offline copy of the function.
19597 2007-02-04 Jan Hubicka <jh@suse.cz>
19599 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19600 vectors might cause maybe_lookup_element_for_expr to be called
19601 on non-sra-candidate.
19603 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19605 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19606 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19607 spelling conventions.
19609 2007-02-04 Richard Guenther <rguenther@suse.de>
19611 PR middle-end/30636
19612 * fold-const.c (try_move_mult_to_index): Make sure to not
19613 overflow one dimension of a multi-dimensional array access.
19615 2007-02-04 Jan Hubicka <jh@suse.cz>
19617 * passes.c (init_optimization_passes): Reindent.
19619 2007-02-04 Jan Hubicka <jh@suse.cz>
19620 Eric Botcazou <ebotcazou@adacore.com>
19622 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19623 (execute_fixup_cfg): Break out the abnormal goto code.
19624 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19625 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19626 (optimize_inline_calls): Call make_nonlocal_label_edges.
19628 2007-02-04 Jan Hubicka <jh@suse.cz>
19630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19631 true when something was changed.
19632 (rename_ssa_copies): When something was changed, do
19633 TODO_remove_unused_locals.
19634 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19635 add TODO_remove_unused_locals when instruction was removed.
19637 2007-02-04 Jan Hubicka <jh@suse.cz>
19639 * ipa-inline.c (try_inline): Improve debug output; work on already
19641 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19642 call try_inline for already inlined edges too when flattening;
19643 inline also functions that make callee growth but overall unit size
19646 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19648 * config/m32c/bitops.md, config/m32c/jump.md,
19649 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19650 config/m32r/m32r.h, config/m32r/m32r.md,
19651 config/m32r/predicates.md, config/m68hc11/larith.asm,
19652 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19653 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19654 config/mips/mips-protos.h, config/mips/mips.c,
19655 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19656 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19657 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19658 spelling conventions.
19660 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19661 Follow spelling conventions.
19663 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19665 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19666 warn about C++0x compatibility.
19668 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19670 * config/h8300/h8300.c, config/h8300/h8300.h,
19671 config/h8300/h8300.md: Follow spelling conventions.
19673 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19675 PR middle-end/30667
19676 * combine.c (try_combine): Do not substitute source operand
19677 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19679 2007-02-03 Jan Hubicka <jh@suse.cz>
19681 PR gcov-profile/30650
19682 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19683 do not divide by zero for never executed counters.
19684 (tree_find_values_to_profile): Fix counters.
19685 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19687 2007-02-03 Ian Lance Taylor <iant@google.com>
19689 * lower-subreg.c (simple_move_operand): New static function,
19690 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19692 (simple_move): Call simple_move_operand.
19693 (find_decomposable_subregs): Add special handling of MEMs.
19694 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19695 meaning of return value. If we see a hard register, test whether
19696 it can store a word_mode value. Change all callers.
19698 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19700 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19701 ftrapv insns and expanders.
19702 (subdi3): Change define_expand operand 1 to arith11_operand, and
19703 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19704 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19705 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19708 PR middle-end/30174
19709 * varasm.c (notice_global_symbol): Treat global objects as weak when
19710 flag_shlib is true.
19712 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19714 * emit-rtl.c (dconstpi): Delete.
19715 (dconstsqrt2): New.
19716 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19717 * real.h (dconstpi): Delete.
19718 (dconstsqrt2): New.
19719 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19720 (fold_builtin_hypot): Likewise.
19722 2007-02-03 Tom Tromey <tromey@redhat.com>
19725 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19726 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19728 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19730 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19731 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19732 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19733 config/rs6000/cell.md, config/rs6000/darwin.h,
19734 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19735 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19736 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19737 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19738 typos. Follow spelling conventions.
19739 * doc/invoke.texi: Follow spelling conventions.
19741 2007-02-03 Roger Sayle <roger@eyesopen.com>
19743 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19744 canonicalization transformations that attempt to simplify integer
19745 constant comparisons to become comparisons against zero.
19747 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19749 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19751 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19752 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19754 2007-02-02 Mike Stump <mrs@apple.com>
19756 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19757 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19758 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19759 generate a branch island.
19761 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19763 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19764 (xtensa_legitimate_address_p): New.
19765 (xtensa_legitimize_address): New.
19766 (xtensa_output_addr_const_extra): New.
19767 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19769 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19770 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19771 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19772 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19773 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19774 (xtensa_legitimize_address): New.
19775 (xtensa_output_addr_const_extra): New.
19777 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19779 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19781 2007-02-02 Ian Lance Taylor <iant@google.com>
19783 * expmed.c (expand_divmod): Add comment.
19785 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19787 * emit-rtl.c (renumber_insns): Remove.
19788 * flags.h: Remove the extern for flag_renumber_insns.
19789 * rtl.h: Remove the prototype for renumber_insns.
19790 * toplev.c (flag_renumber_insns): Remove.
19792 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19794 Revert for x86 darwin:
19795 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19797 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19798 code before the following patch under TARGET_MACHO.
19799 (ix86_function_value_regno_p): Likewise.
19801 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19803 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19806 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19809 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19810 loads to general or fp registers. Add comments.
19811 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19813 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19815 * pointer-set.c (insert_aux): Only return insertion slot.
19816 (pointer_set_insert): Adjust.
19817 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19818 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19819 pointer_map_traverse): New.
19820 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19821 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19822 pointer_map_contains, pointer_map_traverse): Declare.
19824 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19826 PR middle-end/30473
19827 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19828 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19830 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19832 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19834 (struct _dep): New type.
19835 (dep_t): New typedef.
19836 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19837 (DEP_STATUS): New access macro. The macro with the same name was
19838 renamed to DEP_LINK_STATUS.
19839 (dep_init): Declare function
19841 (struct _dep_link): New type.
19842 (dep_link_t): New typedef.
19843 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19844 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19845 (DEP_LINK_STATUS): New macro.
19846 (debug_dep_links): New debug function.
19848 (struct _deps_list): New type.
19849 (deps_list_t): New typedef.
19850 (DEPS_LIST_FIRST): New access macro.
19851 (FOR_EACH_DEP_LINK): New cycle macro.
19852 (create_deps_list, free_deps_list, delete_deps_list): Declare
19854 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19855 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19856 (copy_deps_list_change_con): Ditto.
19858 (move_dep_link): Declare function.
19860 (struct _dep_node): New type.
19861 (dep_node_t): New typedef.
19862 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19864 (struct haifa_insn_data.back_deps): New field to hold backward
19865 dependencies of the insn.
19866 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19868 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19869 Change its type to deps_list_t.
19870 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19871 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19872 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19874 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19876 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19878 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19880 (dep_cost): Declare.
19882 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19883 (ds_to_dk, dk_to_ds): New functions.
19885 (init_dep_1): New static function.
19886 (init_dep): New function.
19887 (copy_dep): New static function.
19889 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19891 (detach_dep_link): New static function.
19892 (move_dep_link): New function.
19894 (dep_links_consistent_p, dump_dep_links): New static functions.
19895 (debug_dep_links): New debugging function.
19897 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19899 (alloc_deps_list, init_deps_list): New static functions.
19900 (create_deps_list): New function.
19901 (clear_deps_list): New static function.
19902 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19903 (deps_list_consistent_p, dump_deps_list): New static functions.
19904 (debug_deps_list): New function.
19905 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19907 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19909 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19910 use new scheduler dependencies lists.
19911 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19912 (sched_analyze): Ditto. Initialize dependencies lists.
19913 (add_forw_dep, compute_forward_dependences): Update to use new
19914 scheduler dependencies lists.
19916 (init_dependency_caches): Init deps_obstack.
19917 (free_dependency_caches): Free deps_obstack.
19919 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19920 new scheduler dependencies lists.
19921 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19922 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19924 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19925 Update to use new scheduler dependencies lists.
19926 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19927 (debug_dependencies): Ditto.
19928 (schedule_region): Update comments.
19930 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19931 scheduler dependencies lists.
19932 (schedule_ebb): Update comments.
19934 * rtl.def (DEPS_LIST): Remove.
19936 * lists.c (unused_deps_list): Remove.
19937 (free_list): Update assertions.
19939 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19940 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19942 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19943 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19945 * haifa-sched.c (comments): Update.
19946 (insn_cost1): Remove. Inline the code into insn_cost ().
19947 (insn_cost): Update to use new scheduler dependencies lists. Move
19948 processing of the dependency cost to dep_cost ().
19949 (dep_cost): New function. Use it instead of insn_cost () when
19950 evaluating cost of the dependency. Use compatible interface to
19951 interact with the target.
19952 (priority): Update to use new scheduler dependencies lists.
19953 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19954 with greater number of insns that depend on the insn.
19955 (schedule_insn): Update to use new scheduler dependencies lists. Add
19956 code to free backward dependencies lists. Inline and optimize code
19957 from resolve_dep () - see PR28071.
19958 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19959 lists. Update call to targetm.sched.is_costly_dependence hook.
19961 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19962 scheduler dependencies lists.
19964 (resolve_dep): Remove. Move the logic to schedule_insn ().
19965 (init_h_i_d): Initialize dependencies lists.
19967 (process_insn_depend_be_in_spec): Rename to
19968 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19969 dependencies lists.
19970 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19971 Update to use new scheduler dependencies lists.
19972 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19974 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19975 new scheduler dependencies lists.
19976 (build_intra_loop_deps): Ditto.
19978 * target.h (struct _dep): Declare to use in
19979 gcc_target.sched.is_costly_dependence.
19980 (struct gcc_target.sched.adjust_cost): Fix typo.
19981 (struct gcc_target.sched.is_costly_dependence): Change signature to
19982 use single dep_t parameter instead of an equivalent triad.
19983 (struct gcc_target.sched.adjust_cost_2): Remove.
19985 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
19987 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
19989 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
19991 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
19993 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
19994 (REG_DEP_TRUE): Document.
19996 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
19997 Change signature to correspond to the targetm.sched.adjust_cost hook.
19998 Update use in TARGET_SCHED_ADJUST_COST_2.
19999 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20000 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20001 new scheduler dependencies lists.
20002 (ia64_gen_check): Ditto.
20004 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20005 scheduler dependencies lists.
20007 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20008 signature to correspond to the targetm.sched.is_costly_dependence hook.
20009 (is_costly_group): Update to use new scheduler dependencies lists.
20011 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20012 instead of INSN_COST () macro.
20014 2007-02-01 Ian Lance Taylor <iant@google.com>
20016 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20018 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20020 * pa.md (tp_load): Correct mfctl instruction syntax.
20022 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20024 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20025 altivec_padding_size calculation on AIX. Improve comment, add
20026 assert to verify that it's right.
20028 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20031 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20033 PR inline-asm/28686
20034 * global.c (global_alloc): Add mising initialization of
20037 2007-02-01 Roger Sayle <roger@eyesopen.com>
20039 * alias.c (init_alias_analysis): Correct whitespace.
20040 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20041 partition_hot_cold_basic_blocks): Likewise.
20042 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20043 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20044 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20045 fold_builtin_snprintf_chk, fold_builtin_printf,
20046 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20047 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20048 * cfgcleanup.c (cleanup_cfg): Likewise.
20049 * cfgexpand.c (tree_expand_cfg): Likewise.
20050 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20051 * function.c (get_next_funcdef_no): Likewise.
20052 * gengtype.c (main): Likewise.
20053 * genmodes.c (main): Likewise.
20054 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20055 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20056 * ifcvt.c (noce_emit_move_insn): Likewise.
20057 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20059 * stor-layout.c (get_best_mode): Likewise.
20060 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20061 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20062 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20063 perform_var_substitution, solve_graph): Likewise.
20064 * tree-vrp.c (vrp_finalize): Likewise.
20066 2007-02-01 Ian Lance Taylor <iant@google.com>
20068 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20069 high part of a paradoxical subreg, return a constant zero.
20071 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20073 * toplev.c (lang_dependent_init): Call init_set_costs.
20074 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20076 2007-02-01 Richard Guenther <rguenther@suse.de>
20078 PR middle-end/30656
20079 * fold-const.c (fold_negate_expr): Allow negating a
20080 constant if overflow does not change.
20082 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20084 * doc/c-tree.texi (Expression trees): Improve markup.
20085 * doc/tm.texi (Register Classes, Addressing Modes)
20086 (Floating Point): Fix spacing after abbreviations. Fix some
20089 2007-02-01 Ben Elliston <bje@au.ibm.com>
20091 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20092 * doc/contrib.texi: Likewise.
20093 * doc/install.texi: Likewise.
20095 2007-01-31 Richard Henderson <rth@redhat.com>
20096 Ian Lance Taylor <iant@google.com>
20098 * lower-subreg.c: New file.
20099 * rtl.def (CONCATN): Define.
20100 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20101 pass_lower_subreg2.
20102 * emit-rtl.c (update_reg_offset): New static function, broken out
20103 of gen_rtx_REG_offset.
20104 (gen_rtx_REG_offset): Call update_reg_offset.
20105 (gen_reg_rtx_offset): New function.
20106 * regclass.c: Revert patch of 2006-03-05, restoring
20108 (clear_reg_info_regno): New function.
20109 * dwarf2out.c (concatn_loc_descriptor): New static function.
20110 (loc_descriptor): Handle CONCATN.
20111 * common.opt (fsplit_wide_types): New option.
20112 * opts.c (decode_options): Set flag_split_wide_types when
20114 * timevar.def (TV_LOWER_SUBREG): Define.
20115 * rtl.h (gen_reg_rtx_offset): Declare.
20116 (reg_scan_update): Declare.
20117 * regs.h (clear_reg_info_regno): Declare.
20118 * tree-pass.h (pass_lower_subreg): Declare.
20119 (pass_lower_subreg2): Declare.
20120 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20121 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20122 -fsplit-wide-types.
20123 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20124 * Makefile.in (OBJS-common): Add lower-subreg.o.
20125 (lower-subreg.o): New target.
20127 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20129 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20131 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20134 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20136 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20138 PR middle-end/29335
20139 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20141 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20143 * cfgloop.h: Include vec-prim.h.
20144 (enum li_flags): Remove LI_ONLY_OLD.
20145 (loop_iterator): Changed.
20146 (fel_next, fel_init): Iterate over loop tree.
20147 (FOR_EACH_LOOP_BREAK): New macro.
20148 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20150 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20151 * modulo-sched.c (sms_schedule): Ditto.
20152 * tree-vectorizer.c (vectorize_loops): Ditto.
20153 * doc/loop.texi: Update information on loop numbering and behavior of
20154 FOR_EACH_LOOP wrto new loops.
20155 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20156 add_to_evolution_1): Test nestedness of loops instead of comparing
20158 * tree-chrec.c (chrec_fold_plus_poly_poly,
20159 chrec_fold_multiply_poly_poly, chrec_evaluate,
20160 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20161 reset_evolution_in_loop): Ditto.
20162 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20164 2007-01-31 Dirk Mueller <dmueller@suse.de>
20166 * c-common.c (warn_about_parentheses): Separate warning about
20167 un-parenthized sequence of comparison operators from the one
20168 which is supposed to warn about x <= y <= z.
20170 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20172 * optabs.h (enum optab_index): Add new OTI_isinf.
20173 (isinf_optab): Define corresponding macro.
20174 * optabs.c (init_optabs): Initialize isinf_optab.
20175 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20177 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20178 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20180 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20181 expand_builtin_interclass_mathfn.
20182 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20183 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20184 (fxam<mode>2_i387): New insn pattern.
20185 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20186 built-in functions as x87 inline asm.
20188 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20190 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20192 2007-01-30 Eric Christopher <echristo@apple.com>
20194 * config.gcc: Add geode.
20196 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20198 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20199 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20200 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20201 value-prof.c: Fix comment typos.
20203 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20206 * doc/invoke.texi (Wpointer-arith): Document warning.
20208 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20210 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20211 the list of discrepancies from the draft TR.
20213 2007-01-30 Dirk Mueller <dmueller@suse.de>
20216 * doc/invoke.texi (-Wreturn-type): Update description to
20217 match new behavior.
20219 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20221 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20223 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20225 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20226 to handle optabs that operate on floating point input argument and
20227 output to integer output.
20228 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20229 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20230 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20231 expand_builtin_interclass_mathfn ().
20232 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20233 (ilogbsi2): Remove.
20234 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20235 ilogbl built-in functions as x87 intrinsics.
20237 2007-01-30 Richard Guenther <rguenther@suse.de>
20239 PR middle-end/27657
20240 * dwarf2out.c (reference_to_unused): Query varpool if the
20241 variable was output.
20243 2007-01-30 Richard Guenther <rguenther@suse.de>
20245 PR middle-end/30313
20246 * passes.c (execute_one_pass): Reset in_gimple_form to not
20247 confuse non-unit-at-a-time mode.
20249 2007-01-29 Roger Sayle <roger@eyesopen.com>
20250 Richard Guenther <rguenther@suse.de>
20252 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20253 avoid undefined behaviour on overflow. Use force_fit_type_double
20254 to construct the constant with the specified TREE_OVERFLOW.
20256 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20258 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20259 * config/dfp-bit.h: Ditto.
20261 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20263 * c-decl.c (pop_scope): Replace warnings with call to
20264 warn_for_unused_label.
20265 * c-common.h (warn_for_unused_label): Declare.
20266 * c-common.c (warn_for_unused_label): Define.
20268 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20270 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20273 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20275 * Makefile.in (USER_H): Remove decfloat.h.
20276 * ginclude/decfloat.h: Delete, moving contents to ...
20277 * ginclude/float.h: Add support for decimal floating point,
20278 guarded by __STDC_WANT_DEC_FP__.
20280 2007-01-29 Mike Stump <mrs@apple.com>
20282 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20283 Analysis and Representation to resolve case insensitive conflict.
20284 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20286 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20288 * tree.h (struct tree_memory_tag): Add aliases member.
20289 (MTAG_ALIASES): New macro.
20290 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20291 (add_may_alias): Remove pointer-set. Update for may_aliases being
20293 (mark_aliases_call_clobbered): Update for may_aliases being a
20295 (compute_tag_properties): Ditto.
20296 (create_partition_for): Ditto.
20297 (compute_memory_partitions): Ditto.
20298 (dump_may_aliases_for): Ditto.
20299 (is_aliased_with): Ditto.
20300 (add_may_alias_for_new_tag): Ditto.
20301 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20302 (compute_is_aliased): New function.
20303 (compute_may_aliases): Call compute_is_aliased).
20304 (init_alias_info): Initialize alias_bitmap_obstack.
20305 (union_alias_set_into): New function.
20306 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20307 (have_common_aliases_p): Rewrite to take two bitmaps and use
20309 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20310 Update for bitmaps.
20311 (finalize_ref_all_pointers): Update for add_may_alias changes.
20312 (new_type_alias): Ditto.
20313 * tree-flow-inline.h (may_aliases): Return a bitmap.
20314 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20315 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20316 may_aliases being a bitmap.
20317 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20318 may_aliases now returns a bitmap.
20319 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20321 * tree-ssa-operands.c (add_virtual_operand): Update for
20322 may_aliases being a bitmap.
20324 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20326 PR tree-optimization/30630
20327 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20328 variable as changed.
20330 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20333 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20334 expanded only once even if an error occurs.
20336 2007-01-29 Ben Elliston <bje@au.ibm.com>
20338 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20339 (__gcov_average_profiler): Likewise.
20340 (__gcov_ior_profiler): Likewise.
20341 (__gcov_merge_ior): Likewise.
20343 2007-01-28 Jan Hubicka <jh@suse.cz>
20345 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20346 * value-prof.c (stringop_block_profile): Likewise.
20348 2007-01-28 Jan Hubicka <jh@suse.cz>
20350 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20351 Add variant handling histograms; add wrapper.
20352 (clear_storage_via_libcall): Export.
20353 (emit_block_move_hints): Break out from ...; add histograms.
20354 (emit_block_move): ... this one.
20355 (clear_storage_hints): Break out from ...; add histograms.
20356 (clear_storage): ... this one.
20357 (set_storage_via_memset): Handle histogram.
20358 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20359 (clear_storage_hints, clear_storage_via_libcall): Declare.
20360 (set_storage_via_setmem): Update prototype.
20361 * doc/md.texi (movmem, setmem): Document new arguments.
20363 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20364 Add new histograms.
20365 (stringop_block_profile): New global function.
20366 (tree_stringops_values_to_profile): Profile block size and alignment.
20367 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20369 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20370 (stringop_block_profile): Declare.
20371 * builtins.c: Include value-prof.h.
20372 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20373 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20374 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20375 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20376 * profile.c (instrument_values): Add new counters.
20377 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20379 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20380 (tree_init_edge_profiler): Build new profilers.
20381 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20382 (pass_tree_profile): Add dump.
20383 (tree_profile_hooks): Update.
20384 * Makefile.in (LIBGCOV): Add new constants.
20385 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20386 __gcov_ior_profiler): New.
20387 * i386.md (movmem/setmem expanders): Add new optional arguments.
20389 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20391 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20393 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20395 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20396 (tree_unswitch_single_loop): Pass eni_size_weights to
20397 tree_num_loop_insns.
20398 * tree-ssa-loop-manip.c: Include tree-inline.h.
20399 (can_unroll_loop_p): Pass eni_size_weights to
20400 tree_num_loop_insns.
20401 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20402 Pass eni_size_weights to estimate_num_insns.
20403 * tree.h (init_inline_once): Export.
20404 * toplev.c (backend_init): Call init_inline_once.
20405 * cgraphunit.c (cgraph_process_new_functions,
20406 cgraph_analyze_function): Pass eni_inlining_weights to
20407 estimate_num_insns.
20408 * ipa-inline.c (compute_inline_parameters): Ditto.
20409 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20410 to estimate_num_insns.
20411 (try_unroll_loop_completely): Pass eni_size_weights to
20412 tree_num_loop_insns.
20413 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20414 ot estimate_num_insns.
20415 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20416 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20417 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20418 eni_time_weights): New variables.
20419 (init_inline_once): Initialize them.
20420 (struct eni_data): Mew.
20421 (estimate_num_insns_1, estimate_num_insns): Use weights.
20422 * tree-inline.h (struct eni_weights_d): New.
20423 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20424 (estimate_num_insns): Declaration changed.
20425 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20426 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20427 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20429 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20431 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20432 relations in the conflict function is valid.
20434 2007-01-27 Ian Lance Taylor <iant@google.com>
20436 * common.opt: Add fstrict-overflow.
20437 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20438 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20439 (TYPE_OVERFLOW_UNDEFINED): Define.
20440 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20442 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20443 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20444 (fold_negate_expr): Likewise.
20445 (make_range): Likewise.
20446 (extract_muldiv_1): Likewise.
20447 (maybe_canonicalize_comparison): Likewise.
20448 (fold_comparison): Likewise.
20449 (fold_binary): Likewise.
20450 (tree_expr_nonnegative_p): Likewise.
20451 (tree_expr_nonzero_p): Likewise.
20452 * tree-vrp.c (compare_values): Likewise.
20453 (extract_range_from_binary_expr): Likewise.
20454 (extract_range_from_unary_expr): Likewise.
20455 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20457 (nowrap_type_p): Likewise.
20458 * tree-scalar-evolution.c (simple_iv): Likewise.
20459 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20460 (build_range_check): Likewise.
20461 (extract_muldiv_1): Likewise.
20462 (fold_comparison): Likewise.
20463 * tree-vrp.c (vrp_int_const_binop): Likewise.
20464 (extract_range_from_unary_expr): Likewise.
20465 * convert.c (convert_to_integer): Likewise.
20466 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20467 (fold_comparison): Likewise.
20468 (fold_binary): Likewise.
20469 * optabs.c (optab_for_tree_code): Likewise.
20470 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20471 * simplify-rtx.c (simplify_const_relational_operation): Check
20472 flag_strict_overflow and flag_trapv.
20473 (simplify_const_relational_operation): Likewise.
20474 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20475 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20478 2007-01-27 Roger Sayle <roger@eyesopen.com>
20480 * tree.c (tree_fold_gcd): Delete.
20481 * tree.h (tree_fold_gcd): Remove prototype.
20482 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20483 test whether one constant integer is a multiple of another. Instead
20484 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20485 * fold-const.c (multiple_of_p): We've determined both TOP and
20486 BOTTOM are integer constants so we can call int_const_binop directly
20487 instead of the more generic const_binop.
20489 2007-01-27 Roger Sayle <roger@eyesopen.com>
20491 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20492 1*X check that the constant hasn't overflowed, to preserve the
20494 (round_up): Provide an efficient implementation when rouding-up an
20495 INTEGER_CST to a power-of-two.
20497 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20499 * doc/sourcebuild.texi: Add comma for clarity.
20500 * doc/extend.texi: Fix some typos.
20501 * doc/passes.texi: Likewise.
20502 * doc/cppinternals.texi: Likewise.
20503 * doc/c-tree.texi: Likewise.
20504 * doc/tree-ssa.texi: Likewise.
20505 * doc/install.texi: Likewise.
20507 2007-01-27 Jan Hubicka <jh@suse.cz>
20509 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20510 (pass_sra): Do not require alias information.
20511 * passes.c (init_optimization_passes): Add SRA
20513 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20515 * tracer.c (rest_of_handle_tracer): We already cleaned
20516 up the CFG in tracer() so don't do it here again.
20517 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20518 cleanup_cfg here, either. And don't call renumber_insns.
20520 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20521 and BB_HEAD are in the insn stream here. Instead make sure
20522 that BB_INSN is valid on all insns. Also, do check here that
20523 there are no pending branch predictions...
20524 (rtl_verify_flow_info): ...instead of doing it here. Checks
20525 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20528 2007-01-26 Roger Sayle <roger@eyesopen.com>
20530 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20531 function to simplify/factorize operand order canonicalization.
20532 (ix86_fixup_binary_operands): Reorganize using the above function.
20533 (ix86_binary_operator_ok): Likewise.
20535 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20537 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20538 file scope from optimize_attrs.
20539 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20541 (optimize_attrs): Clear insn_code_values after freeing it.
20543 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20545 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20546 a parts.base assignment.
20548 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20550 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20551 (compute_subscript_distance, initialize_data_dependence_relation,
20552 finalize_ddr_dependent, analyze_ziv_subscript,
20553 analyze_siv_subscript_cst_affine,
20554 compute_overlap_steps_for_affine_univar,
20555 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20556 analyze_siv_subscript, analyze_miv_subscript,
20557 analyze_overlapping_iterations, subscript_dependence_tester_1,
20558 compute_self_dependence, free_dependence_relation): Work
20559 with affine_fn instead of chrecs.
20560 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20561 common_affine_function, affine_function_base,
20562 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20563 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20564 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20565 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20566 (all_chrecs_equal_p): Removed.
20567 * tree-data-ref.h (affine_fn, conflict_function): New types.
20568 (struct subscript): Change type of conflicting_iterations_in_a
20569 and conflicting_iterations_in_b.
20571 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20574 * config/pa/pa.h (TARGET_HPUX_11): New.
20575 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20576 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20578 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20579 Richard Guenther <rguenther@suse.de>
20581 * tree-ssa-structalias.c (solve_graph): Handle case
20582 we merged the variable to another.
20584 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20586 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20589 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20590 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20592 2007-01-25 DJ Delorie <dj@redhat.com>
20594 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20595 allow changes to modes which don't fit in those registers.
20597 * reload1.c (choose_reload_regs): Check for invalid subregs before
20598 computing their locations, not after.
20600 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20603 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20604 save Altivec registers in an eh_return function.
20605 (compute_vrsave_mask): Likewise.
20606 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20607 for saving Altivec registers.
20608 (rs6000_emit_prologue): Don't allocate stack twice in
20609 eh_return function. Correct expected value of altivec_save_offset
20610 when using save_world. Describe save of R0 to stack when using
20611 save_world. Describe stack pointer adjustment when using
20612 save_world. Remove duplicated eh_return parameter register saving.
20613 Update sp_offset variable after save_world.
20614 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20616 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20617 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20620 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20622 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20624 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20627 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20628 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20630 2007-01-25 Richard Guenther <rguenther@suse.de>
20632 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20633 * common.opt (-Wcoverage-mismatch): New warning option.
20634 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20635 if -Wcoverage-mismatch is given.
20637 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20639 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20640 (ipcp_driver): Change to static definition.
20641 Add dumping of the ifunctions.
20642 (constant_val_insert): Remove unused parameter. Support for SSA.
20643 (ipcp_propagate_const): Support for SSA.
20644 (ipcp_profile_bb_print): Print only analyzed nodes.
20645 (ipcp_replace_map_create): Remove support for Fortran constant
20647 * ipa-prop.c (ipa_method_modify_stmt,
20648 ipa_callsite_compute_param): Support for SSA.
20649 * ipa-prop.h (ipcp_driver): Remove declaration.
20650 (IS_VALID_TREE_MAP_INDEX): Add define.
20652 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20654 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20656 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20658 PR middle-end/30447
20659 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20660 constant argument to cabs and do it without checking for
20661 -funsafe-math-optimizations.
20663 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20665 * c-common.h (RID_FIRST_CXX0X): New.
20666 (RID_LAST_CXX0X): New.
20667 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20669 * c.opt (Wc++0x-compat): New.
20670 * doc/invoke.texi (-Wc++0x-compat): Document.
20672 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20674 * builtins.c (fold_builtin_carg): New.
20675 (fold_builtin_1): Use it.
20677 2007-01-24 Jan Hubicka <jh@suse.cz>
20679 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20681 * ipa-inline.c (initial_insns, max_insns): Delete.
20682 (compute_max_insns): New function.
20683 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20684 amount of insns as base for code growth.
20685 (cgraph_decide_inlining): Make initial_insns local; do not compute
20687 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20688 * doc/invoke.texi (inline-unit-growth): Update docs.
20690 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20692 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20693 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20694 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20695 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20696 for CPUs that have PTA_CX16 set.
20698 PR middle-end/27416
20699 * gimplify.c (omp_check_private): New function.
20700 (gimplify_scan_omp_clauses): Use it for
20701 firstprivate/lastprivate/reduction.
20703 PR middle-end/30494
20704 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20705 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20707 PR middle-end/30421
20708 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20709 If lower_lastprivate_clauses emits some statements, append them
20710 to dlist rather than body_p and to body_p append an initializer.
20711 (lower_omp_for): Adjust caller.
20713 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20715 * target.h (globalize_decl_name): New.
20716 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20717 * output.h (default_globalize_decl_name): New.
20718 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20720 (globalize_decl): Ditto.
20721 (default_globalize_decl_name): New.
20722 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20723 (ia64_handle_version_id_attribute): New.
20724 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20725 (ia64_asm_output_external): Use globalize_decl_name instead
20726 of globalize_label.
20727 * doc/extend.texi (version_id): New pragma.
20728 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20730 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20732 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20733 _uleb128_t and _Unwind_SWord with _sleb128_t.
20734 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20735 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20737 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20738 * unwind-pe.h (read_uleb128, read_sleb128,
20739 read_encoded_value_with_base): Likewise.
20740 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20742 2007-01-24 Richard Guenther <rguenther@suse.de>
20744 * builtins.c (expand_builtin_cexpi): Get the fndecl
20745 for cexp in the correct way.
20747 2007-01-24 Jan Hubicka <jh@suse.cz>
20749 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20752 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20754 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20755 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20756 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20757 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20758 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20759 __SIZEOF_PTRDIFF_T__.
20760 * doc/cpp.texi: Documentation for the new builtin macros added.
20762 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20764 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20765 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20766 instead of operands[2] to avoid access past the end of array.
20768 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20770 * reload1.c (emit_reload_insns): Pass the reload register
20771 for a non-spill output reload through forget_old_reloads_1.
20773 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20775 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20776 _SOFT_DOUBLE if doubles use software floating-point.
20777 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20778 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20779 * config/rs6000/darwin-ldouble.c: Also compile functions for
20780 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20781 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20782 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20783 commented-out long double override.
20784 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20785 * config/rs6000/eabispe.h: Likewise.
20786 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20787 long double for non-SPE.
20788 (rs6000_handle_option): Likewise.
20789 (invalid_e500_subreg): Disallow more subregs involding DImode,
20790 DFmode, TImode or TFmode.
20791 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20793 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20795 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20796 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20798 (rs6000_legitimate_address): Also check for TFmode for E500
20800 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20801 (spe_build_register_parallel): Handle TFmode and TCmode.
20802 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20804 (function_arg): Handle TFmode and TCmode for E500 double.
20805 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20807 (print_operand): Handle TFmode and TImode for %y.
20808 (rs6000_generate_compare): Handle TFmode comparisons for E500
20810 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20811 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20812 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20813 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20814 TFmode for E500 double.
20815 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20816 (floatsidf2): Enable for E500 double.
20817 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20818 (extenddftf2): Change to extenddftf2_fprs.
20819 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20820 depending on TARGET_E500_DOUBLE.
20821 (extendsftf2): Enable for E500 double.
20822 (trunctfdf2): Enable for E500 double.
20823 (trunctfsf2): Change to trunctfsf2_fprs.
20824 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20825 depending on TARGET_E500_DOUBLE.
20826 (floatsitf2): Enable for E500 double.
20827 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20828 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20829 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20830 (negtf2): Change to negtf2_internal.
20831 (negtf2): New expander.
20832 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20833 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20834 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20835 (movdi_internal32): Use rs6000_nonimmediate_operand.
20836 (unnamed splitter): Likewise.
20837 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20838 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20839 (SPE64TF, DITI): New mode macros.
20840 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20843 (frob_<mode>_di_2): New.
20844 (frob_tf_di_8_2): New.
20845 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20847 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20849 (frob_ti_<mode>_8_2): New.
20850 (frob_ti_tf_2): New.
20851 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20852 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20854 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20855 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20856 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20857 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20858 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20859 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20862 2007-01-23 Ian Lance Taylor <iant@google.com>
20864 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20866 (OBJS-archive): Reformat, alphabetize.
20867 (OBJS): Change out_object_file to OBJS-md.
20869 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20871 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20872 JUMP_P and CALL_P predicates where applicable.
20873 * config/i386/i386.c: Ditto.
20874 * config/i386/i386.md: Ditto.
20875 * config/i386/mmx.md: Ditto.
20876 * config/i386/predicates.md: Ditto.
20878 2007-01-22 Andreas Schwab <schwab@suse.de>
20880 * config/m68k/m68k.h: Fix comment.
20882 2007-01-22 Jan Hubicka <jh@suse.cz>
20884 * passes.c (init_optimization_passes): Do not rerun
20885 pass_early_warn_uninitialized.
20887 2007-01-22 Richard Guenther <rguenther@suse.de>
20889 PR tree-optimization/30038
20890 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20892 (execute_cse_sincos_1): Likewise.
20893 (execute_cse_sincos): Likewise.
20894 (gate_cse_sincos): Likewise.
20895 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20896 the cexpi() canonicalization of sincos().
20897 * tree-pass.h (pass_cse_sincos): Declare.
20898 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20900 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20902 PR rtl-optimization/29329
20903 * combine.c (replaced_rhs_insn): Rename to i2mod.
20904 (replaced_rhs_value): Rename to i2mod_new_rhs.
20905 (i2mod_old_rhs): New global variable.
20906 (combine_instructions): Adjust for above change. Save a copy of
20907 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20908 note are substituted in the second instruction.
20909 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20910 ditch the note if it pertains to the second eliminated register
20911 and this register is mentioned in i2mod_old_rhs.
20914 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20916 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20917 the insn to which the note was originally attached.
20919 2007-01-21 Jan Hubicka <jh@suse.cz>
20921 * ipa-inline.c (inlining_mode): Comment, move up.
20922 (cgraph_decide_inlining_incrementally): Do not perform inlining
20923 itself; fix handling of flattening of self recursive functions.
20924 (cgraph_find_cycles): Remove.
20925 (cgraph_flatten_node): Remove.
20926 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20927 (try_inline): New function.
20928 (cgraph_early_inlining): Update call of
20929 cgraph_decide_inlining_incrementally. Apply inlining here.
20930 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20932 2007-01-21 Dirk Mueller <dmueller@suse.de>
20935 * tree-vrp.c (check_array_bounds): do not warn
20936 about ADDR_EXPR's of ARRAY_REF's which are immediately
20937 used in binary expressions.
20939 2007-01-21 Ira Rosen <irar@il.ibm.com>
20941 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20942 read_write_dep and macros for its access.
20943 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20944 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20945 argument, call vect_check_interleaving for every independent pair of
20946 data-refs. Mark loads that access the same memory location as a store
20948 (vect_check_dependences): Remove.
20949 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20950 call, fix the call to vect_analyze_data_ref_dependence.
20951 (vect_analyze_data_ref_access): For statements that access the same
20952 data-ref, check that they are not stores; for loads, check that there
20953 is no store that access the same location.
20955 2007-01-20 Roger Sayle <roger@eyesopen.com>
20956 Joseph Myers <joseph@codesourcery.com>
20958 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20959 (-fdump-rtl-stack): Likewise.
20960 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20961 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20962 (-mpt-fixed): Use @minus{} for minus sign.
20963 (Using Precompiled Headers): Fix under/overfull hbox.
20965 2007-01-20 Jan Hubicka <jh@suse.cz>
20967 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20968 place within annotation.
20970 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20972 * pa.c (output_move_double): Change array size of xoperands to 4.
20974 2007-01-20 Jan Hubicka <jh@suse.cz>
20976 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20979 2007-01-19 Ian Lance Taylor <iant@google.com>
20981 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
20982 constant to unsigned HOST_WIDE_INT before negating.
20984 2007-01-19 Ian Lance Taylor <iant@google.com>
20986 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
20988 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
20989 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20990 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
20991 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
20992 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
20993 (realloc_vdef, realloc_vuse): Change second parameter to
20995 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
20996 fields to unsigned.
20997 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
20998 unsigned. Change x and lim locals to unsigned.
20999 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21001 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21002 (copy_virtual_operands): Change i and n locals to unsigned.
21004 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21006 PR middle-end/29335
21007 * builtins.c (fold_builtin_1): Handle builtin fdim.
21009 2007-01-20 Jan Hubicka <jh@suse.cz>
21011 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21012 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21013 init_alias_heapvars.
21014 (init_alias_heapvars): Initialize only when not already initialized.
21015 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21017 2007-01-19 Roger Sayle <roger@eyesopen.com>
21019 * common.opt (fsigned-zeros): New command line option.
21020 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21021 of flag_unsafe_math_optimizations.
21022 * opts.c (set_fast_math_flags): The -ffast-math command line option
21023 implies -fno-signed-zeros.
21024 (fast_math_flags_set_p): Likewise.
21026 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21027 the documentation of -ffast-math appropriately. Wrap long lines.
21029 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21031 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21032 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21034 2007-01-19 Tomas Bily <tbily@suse.cz>
21036 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21038 (tree_init_ic_make_global_vars): New function
21039 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21040 (tree_gen_ic_profiler): New function
21041 (tree_gen_ic_func_profiler): New function
21042 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21043 (tree_profile_hooks): Added hook for indirec/virtual calls
21044 * value-prof.c (tree_find_values_to_profile): New case for
21046 (tree_values_to_profile): Call for determining indirect/virtual
21048 (tree_indirect_call_to_profile): New function
21049 (tree_ic_transform): New function
21050 (tree_ic): New function
21051 (find_func_by_pid): New function
21052 (init_pid_map): New function
21053 (tree_value_profile_transformations): Added check for
21054 indirect/virtual call transformation
21055 * value-prof.h (enum hist_type): New counter type for
21056 indirect/virtual calls
21057 (profile_hooks): Added new hook for profiling indirect/virtual
21059 * profile.c (instrument_values): New case for indirect/virtual
21061 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21062 (GCOV_COUNTER_V_INDIR): New counter type
21063 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21064 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21066 * cgraph.c: Definition of cgraph_max_pid
21067 (cgraph_create_node): Default init of pid attribute
21068 * cgraph.h: Declaration of cgraph_max_pid
21069 (struct cgraph_node): Added pid attribute
21070 * libgcov.c (__gcov_indirect_call_profiler): New function
21071 (__gcov_one_value_profiler_body): New function
21072 (__gcov_one_value_profiler): Body was moved to
21073 __gcov_one_value_profiler_body and calls it
21075 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21077 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21078 * gengtype.c (write_types_data, write_func_for_structure,
21079 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21080 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21081 (walk_type, write_func_for_structure): Generate the mark_hook if
21084 2007-01-19 Jan Hubicka <jh@suse.cz>
21086 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21087 'early' argument take inlining mode argument specifying whether to
21088 inline for size/speeed or all functions; add support for flattening;
21090 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21092 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21095 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21096 the name of the declared identifier.
21098 2007-01-19 Dirk Mueller <dmueller@suse.de>
21100 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21101 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21102 duplicate evaluation.
21104 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21106 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21107 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21108 to XFMode, use acosxf2 and truncate result to requested mode.
21109 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21110 (asin<mode>2): Similarly, with asin expanders.
21111 (*fscalexf4_i387): Rename from *fscalexf4.
21112 (expNcorexf3): New expander.
21113 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21114 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21115 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21116 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21117 patterns for SSE math.
21118 (exp10<mode>2): Similarly, with exp10 expanders.
21119 (exp2<mode>2): Similarly, with exp2 expanders.
21120 (expm1<mode>2): Similarly, with expm1 expanders.
21121 (ldexp<mode>3): Similarly, with ldexp expanders.
21122 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21123 Use gen_truncxf<mode>2_i387_noop to truncate result.
21125 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21127 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21128 for ColdFire targets.
21130 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21131 Richard Sandiford <richard@codesourcery.com>
21133 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21134 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21135 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21136 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21137 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21138 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21140 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21142 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21143 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21144 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21145 (*adddi_dilshr32_cf): New pattern.
21146 (adddi3, subdi3): Remove first alternatives.
21148 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21150 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21151 implemented using move.l, do not use its cc result for floating-point
21154 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21156 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21157 from accepting 's' constraints if flag_pic.
21159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21161 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21162 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21163 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21164 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21166 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21168 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21169 ColdFire alternatives.
21170 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21171 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21172 architectures that support ff1 instruction.
21174 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21175 Julian Brown <julian@codesourcery.com>
21177 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21178 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21179 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21182 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21184 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21186 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21187 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21188 HOST_WIDE_INT instead of an rtx.
21189 (m68k_rtx_costs): Update call accordingly.
21190 (output_move_const_into_data_reg): Likewise. Fix formatting.
21191 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21193 (output_move_simode_const): Update calls after above changes.
21194 Rework to use automatic variables and predicates like MEM_P.
21195 * config/m68k/m68k.md (pushexthisi_const): Update call to
21198 2007-01-19 Dirk Mueller <dmueller@suse.de>
21200 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21201 in dump_flags test.
21203 2007-01-19 Richard Guenther <rguenther@suse.de>
21205 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21206 via cexp in case sincos is not available.
21208 2007-01-19 Richard Guenther <rguenther@suse.de>
21210 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21211 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21212 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21213 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21214 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21215 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21216 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21217 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21219 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21221 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21223 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21224 (atan2xf3): Directly generate RTL pattern.
21225 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21226 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21227 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21228 disable patterns for SSE math.
21229 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21230 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21231 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21232 disable patterns for SSE math.
21234 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21236 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21238 2007-01-18 Roger Sayle <roger@eyesopen.com>
21240 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21241 VIEW_CONVERT_EXPR to the same type as it's operand.
21243 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21245 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21246 configured for long double 128.
21248 2007-01-18 Mike Stump <mrs@apple.com>
21250 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21253 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21255 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21258 2007-01-18 Jan Hubicka <jh@suse.cz>
21260 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21261 greater than NUM_VOP_FREE_BUCKETS.
21263 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21265 * tree-ssa-structalias.c: Update comments.
21266 (ptabitmap_obstack): Removed.
21267 (pta_obstack): New.
21268 (oldpta_obstack): Ditto.
21269 (stats): Add a few members.
21270 (struct variable_info): Remove node, complex, address_taken, and
21271 indirect_target members. Add oldsolution member.
21272 (new_var_info): Do not initialize removed members.
21273 (constraint_expr_type): Remove INCLUDES.
21274 (constraint_graph): Add size, implicit_preds, rep,
21275 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21276 (FIRST_REF_NODE): New macro.
21277 (LAST_REF_NODE): Ditto.
21278 (FIRST_ADDR_NODE): Ditto.
21279 (find): New function.
21281 (dump_constraint): Do not handle INCLUDES.
21282 (insert_into_complex): Do not insert duplicate constraints.
21283 (condense_varmap_nodes): Renamed and rewritten into ...
21284 (merge_node_constraints): This. Also fix bug in handling of
21285 offseted copy constraints.
21286 (clear_edges_for_node): No longer need to deal with preds at all,
21287 or removing associated preds/succs.
21288 (merge_graph_nodes): Deal with indirect_cycles.
21289 Don't deal with predecessors.
21290 (add_implicit_graph_edge): New function.
21291 (add_pred_graph_edge): Ditto.
21292 (add_graph_edge): Don't deal with predecessors.
21293 (build_constraint_graph): Removed.
21294 (build_pred_graph): New function.
21295 (build_succ_graph): Ditto.
21296 (struct scc_info): Removed in_component. Added roots, dfs, and
21297 node_mapping. Remove visited_index, unification_queue.
21298 (scc_visit): Deal with union-find we do now.
21299 Deal with cycles with REF nodes.
21300 (collapse_nodes): Renamed and rewritten to ...
21301 (unify_nodes): This.
21302 (process_unification_queue): Removed.
21303 (topo_visit): Cleanup
21304 (do_da_constraint): Use find.
21305 (do_sd_constraint): Ditto.
21306 (do_ds_constraint): Ditto.
21307 (do_complex_constraint): Ditto.
21308 (init_scc_info): Update for removed and added members.
21309 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21310 (find_indirect_cycles): This.
21311 (equivalence_class): New variable.
21312 (label_visit): New function.
21313 (perform_variable_substitution): Rewritten.
21314 (free_var_substitution_info): New function.
21315 (find_equivalent_node): Ditto.
21316 (move_complex_constraints): Ditto.
21317 (eliminate_indirect_cycles): Ditto.
21318 (solve_graph): Only propagate changed bits.
21319 Use indirect cycle elimination.
21321 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21322 (tree_id_eq): Renamed to ...
21323 (tree_vi_eq): This. Update for member change
21324 (insert_id_for_tree): Renamed and rewritten to ...
21325 (insert_vi_for_tree): This.
21326 (lookup_id_for_tree): Renamed and rewritten to ...
21327 (lookup_vi_for_tree): This.
21328 (get_id_for_tree): Renamed and rewritten to ...
21329 (get_vi_for_tree): Ditto.
21330 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21331 (process_constraint): Don't handle INCLUDES.
21332 Remove special ADDRESSOF case.
21333 (find_func_aliases): Rewrite to use vi functions instead of id
21335 (create_function_info_for): Ditto.
21336 (create_variable_info_for): Ditto.
21337 (intra_create_variable_infos): Ditto.
21338 (merge_smts_into): Ditto.
21339 (find_what_p_points_to): Ditto.
21340 (init_base_vars): Ditto.
21341 (init_alias_vars): Ditto.
21342 (remove_preds_and_fake_succs): New function.
21343 (dump_sa_points_to_info): Dump new stats.
21344 (dump_solution_for_var): Use find.
21345 (set_used_smts): Fix formatting.
21346 (compute_points_to_sets): Updated for new functions.
21347 (ipa_pta_execute): Ditto.
21349 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21350 Richard Sandiford <richard@codesourcery.com>
21352 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21354 * calls.c (expand_call): If the return value is a PARALLEL,
21355 extract its first member.
21356 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21357 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21358 use FUNCTION_EXTRA_EPILOGUE.
21359 (m68k_function_value): Return a PARALLEL if the return value
21360 is of a pointer type.
21361 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21362 (FUNCTION_EXTRA_EPILOGUE): Remove.
21363 * config/m68k/m68k.md (D0_REG): New constant.
21365 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21367 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21368 output a NOP for empty epilogues.
21370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21372 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21373 before function. Extend register save check to include all
21374 registers, not just integer ones.
21376 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21378 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21379 (m68k_use_return_insn): ...this.
21380 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21381 * config/m68k/m68k.c (use_return_insn): Rename to...
21382 (m68k_use_return_insn): ...this.
21383 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21384 of USE_RETURN_INSN.
21386 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21388 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21389 nearest even, fix denormal rounding overflow.
21391 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21393 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21394 f%$smove and f%$move.
21395 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21396 (extendsfdf2_cf): Use fdmove instead of f%&move.
21397 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21398 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21400 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21402 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21405 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21407 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21408 (coldfire_single_format): Declare.
21409 (coldfire_double_format): Likewise.
21410 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21411 of qnan_msb_set to determine the lower bits of a canonical
21413 (encode_ieee_double): Likewise.
21414 (encode_ieee_quad): Likewise.
21415 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21416 (mips_single_format): Likewise.
21417 (ieee_double_format): Likewise.
21418 (mips_double_format): Likewise.
21419 (ieee_extended_motorola_format): Likewise.
21420 (ieee_extended_intel_96_format): Likewise.
21421 (ieee_extended_intel_128_format): Likewise.
21422 (ieee_extended_intel_96_round_53_format): Likewise.
21423 (ibm_extended_format): Likewise.
21424 (mips_extended_format): Likewise.
21425 (ieee_quad_format): Likewise.
21426 (mips_quad_format): Likewise.
21427 (vax_f_format): Likewise.
21428 (vax_d_format): Likewise.
21429 (vax_g_format): Likewise.
21430 (i370_single_format): Likewise.
21431 (i370_double_format): Likewise.
21432 (decimal_single_format): Likewise.
21433 (decimal_double_format): Likewise.
21434 (decimal_quad_format): Likewise.
21435 (c4x_single_format): Likewise.
21436 (c4x_extended_format): Likewise.
21437 (real_internal_format): Likewise.
21438 (coldfire_single_format): New real_format.
21439 (coldfire_double_format): Likewise.
21440 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21441 canonical_nan_lsbs_set.
21442 (pdp11_d_format): Likewise.
21443 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21444 if TARGET_COLDFIRE_CPU.
21446 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21448 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21449 (output_call, m68k_legitimize_call_address): Declare.
21450 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21451 parenthesees. Add support for a 'W' constraint.
21452 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21453 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21454 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21455 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21457 (override_options): Initialize them. Do not set flag_no_function_cse
21458 for TARGET_ID_SHARED_LIBRARY.
21459 (m68k_output_pic_call): Delete.
21460 (m68k_legitimize_call_address): New function.
21461 (print_operand): Remove the %o prefix. Handle the %p prefix.
21462 (output_call): New function.
21463 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21464 target address from the GOT if symbolic jumps are not allowed.
21465 * config/m68k/m68k.md (call, general_operand): Do not set
21466 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21467 Merge separate flag_pic and !flag_pic define_insns into...
21468 (*call, *call_value): ...these new patterns. Match the address
21469 rather than the containing MEM and require it to be a call_operand.
21470 Use output_call to generate the asm template.
21471 * config/m68k/predicates.md (const_call_operand): New predicate.
21472 (call_operand): Likewise.
21474 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21476 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21477 (STACK_GROWS_DOWNWARD): Define to 1.
21478 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21479 comments, emphasizing that these values are only defaults.
21480 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21481 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21483 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21485 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21487 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21488 Richard Sandiford <richard@codesourcery.com>
21490 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21491 (FP_REGNO_P): New macros.
21492 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21493 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21494 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21495 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21497 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21499 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21500 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21502 * config/m68k/t-floatlib: New file, extracting common code from...
21503 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21504 * config/m68k/t-uclinux: Here.
21505 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21506 routines on ColdFire targets.
21508 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21510 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21511 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21512 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21513 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21514 explicitly set MOTOROLA to 1.
21515 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21517 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21518 Nathan Sidwell <nathan@codesourcery.com>
21520 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21521 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21522 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21523 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21524 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21525 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21526 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21527 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21528 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21529 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21530 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21531 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21532 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21533 (DBX_REGISTER_NUMBER): Delete.
21534 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21535 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21536 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21540 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21541 * config/flat.h: New file.
21542 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21543 OBJECT_FORMAT_FLAT.
21544 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21545 indirect references for -msep-data or -mid-shared-library.
21546 Do not use PC-relative code addresses either.
21547 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21549 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21550 for shared libraries and crt1.o for executables. Use crti.o and
21552 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21553 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21554 Do not add -elf2flt or -shared-lib-id options here.
21555 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21556 Pass -shared-lib-id if -mid-shared-library, taking the library
21557 identifier from -mshared-library-id if given, otherwise
21559 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21560 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21561 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21562 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21563 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21564 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21566 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21567 jump sequence for ISA A and ISA A+.
21568 (PICJUMP): Likewise.
21570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21572 * config.gcc (m68k-*-uclinux*): Base the port on the common
21573 and m68k GNU/Linux files rather than on the generic ELF ones.
21574 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21575 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21577 2007-01-18 Julian Brown <julian@codesourcery.com>
21578 Richard Sandiford <richard@codesourcery.com>
21580 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21581 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21582 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21584 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21585 80 unconditionally.
21586 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21590 * doc/install.texi: Document m68k-uclinuxoldabi.
21591 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21592 * config/m68k/uclinux-oldabi.h: New file, copied from
21593 config/m68k/uclinux.h.
21595 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21597 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21598 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21599 (m32r_compute_frame_size): Use unsigned for regno.
21600 (m32r_reload_lr): Use gen_frame_mem.
21602 (m32r_output_function_epilogue): Don't output the function epilogue
21604 (m32r_expand_epilogue): New.
21605 (direct_return): Return false if the function has the interrupt
21607 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21608 * config/m32r/m32r.md (epilogue): New expander.
21609 (return_lr, return_rte): New insns.
21610 (return): Make it expander.
21611 (return_normal): New expander.
21613 2007-01-18 Josh Conner <jconner@apple.com>
21616 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21617 support for UNLE, UNLT, UNGE, and UNGT.
21619 2007-01-18 Jan Hubicka <jh@suse.cz>
21621 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21622 * tree-tailcall (add_virtual_phis): Likewise.
21623 (optimize_tail_call): Return TODOs.
21624 (execute_tail_calls): Return TODOs.
21625 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21626 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21628 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21629 Cleanup cfg using TODO.
21630 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21631 * passes.c (execute_function_todo): When cleanup did something, remove
21633 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21634 (make_edges): Don't cleanup_cfg.
21636 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21638 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21639 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21640 operate on the top of stack.
21641 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21642 register handling of instructions that output to the second
21644 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21645 (move_for_stack_reg): Special-case check for dead destination
21646 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21648 * config/i386/i386.md (UNSPEC_TAN): New constant.
21649 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21650 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21651 to correctly model move of constant 1.0 to top stack slot.
21652 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21653 (unnamed peephole2 pattern): Remove corresponding peephole2
21654 pattern that optimizes tan insn and loading of constant 1.0.
21655 (tanxf2): Use fptanxf4_i387.
21656 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21657 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21658 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21659 disable patterns for SSE math.
21660 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21661 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21663 2007-01-18 Dirk Mueller <dmueller@suse.de>
21664 Richard Guenther <rguenther@suse.de>
21667 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21668 * common.opt (Warray-bounds): Add new warning option.
21669 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21671 * Makefile.in: make tree-vrp.o depend on toplev.h
21672 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21674 (check_array_refs, check_array_bounds, check_array_ref): New.
21676 2007-01-18 Jan Hubicka <jh@suse.cz>
21678 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21679 (execute_ssa_ccp): Return flags conditionally.
21680 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21682 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21684 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21686 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21687 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21689 * Makefile.c (GTFILES): Add cfglayout.h.
21690 * gengtype.c (open_base_files): Likewise.
21691 * cfglayout.c (cfg_layout_function_footer,
21692 cfg_layout_function_header) Reindent to make gengtype happy.
21693 * cfglayout.h (cfg_layout_function_footer,
21694 cfg_layout_function_header): Add GTY(()) marker.
21696 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21698 2007-01-18 Ben Elliston <bje@au.ibm.com>
21700 * genautomata.c (write_automata): Include xstrerror output in the
21701 error message if writing the DFA description file fails.
21703 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21705 * config/mips/mips-protos.h (mips_output_external): Make it
21707 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21708 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21709 (extern_list): Likewise.
21710 (extern_head): Likewise.
21711 (TARGET_ASM_FILE_END): Likewise.
21712 (mips_file_end): Likewise.
21713 (mips_output_external): Rewritten.
21715 2007-01-18 Ben Elliston <bje@au.ibm.com>
21717 * genpreds.c (write_insn_preds_c): Only write out the function
21718 body for regclass_for_constraint if we have register constraints.
21720 2007-01-17 Tom Tromey <tromey@redhat.com>
21722 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21723 * doc/install.texi (Testing): Use sourceware.org.
21724 (Binaries): Likewise.
21725 (Specific): Likewise.
21726 * doc/contrib.texi (Contributors): Use sourceware.org.
21728 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21730 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21731 (AVR_ENHANCED): Rename to ...
21732 (AVR_HAVE_MUL): ... new.
21733 (avr_enhanced_p): Rename to ...
21734 (avr_have_mul_p): ... new.
21735 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21736 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21737 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21738 (avr_have_mul_p): ... new.
21739 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21740 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21741 'avr_enhanced_p' and 'enhanced'.
21742 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21743 AVR_HAVE_MUL instead of AVR_ENHANCED.
21744 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21745 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21746 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21747 instead of AVR_ENHANCED.
21748 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21749 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21750 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21752 2007-01-17 Ian Lance Taylor <iant@google.com>
21754 * vec.h (VEC_reserve_exact): Define.
21755 (vec_gc_p_reserve_exact): Declare.
21756 (vec_gc_o_reserve_exact): Declare.
21757 (vec_heap_p_reserve_exact): Declare.
21758 (vec_heap_o_reserve_exact): Declare.
21759 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21761 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21762 negative parameter.
21763 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21764 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21765 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21766 * vec.c (calculate_allocation): Add exact parameter. Change all
21768 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21769 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21770 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21771 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21772 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21773 (vec_heap_p_reserve_exact): New function.
21774 (vec_heap_o_reserve_exact): New function.
21776 2007-01-17 Jan Hubicka <jh@suse.cz>
21778 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21780 2007-01-17 Eric Christopher <echristo@apple.com>
21782 * config.gcc: Support core2 processor.
21784 2007-01-16 Jan Hubicka <jh@suse.cz>
21786 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21787 the names, just unlink the chain so we don't crash on dangling
21791 2007-01-16 Jan Hubicka <jh@suse.cz>
21793 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21794 * tree-pass.h: Reorder to make IPA passes appear toegher.
21795 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21797 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21798 parameters, do not call early inliner.
21799 * ipa-inline.c: Update comments. Include tree-flow.h
21800 (cgraph_decide_inlining): Do not compute inlining parameters.
21801 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21802 be called with function context set up.
21803 (pass_ipa_inline): Remove unreachable functions before pass.
21804 (cgraph_early_inlining): Simplify assuming to be called from the
21806 (pass_early_inline): New pass.
21807 (cgraph_gate_ipa_early_inlining): New gate.
21808 (pass_ipa_early_inline): Turn into simple wrapper.
21809 (compute_inline_parameters): New function.
21810 (gate_inline_passes): New gate.
21811 (pass_inline_parameters): New pass.
21812 (apply_inline): Move here from tree-optimize.c
21813 (pass_apply_inline): New pass.
21814 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21816 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21817 doing them by hand.
21818 (tree_function_versioning): Do not allocate dummy struct function.
21819 * tree-inline.h (optimize_inline_calls): Update prototype.
21820 * tree-optimize.c (execute_fixup_cfg): Export.
21821 (pass_fixup_cfg): Remove
21822 (tree_rest_of_compilation): Do not apply inlines.
21823 * tree-flow.h (execute_fixup_cfg): Declare.
21824 * Makefile.in (gt-passes.c): New.
21825 * passes.c: Include gt-passes.h
21826 (init_optimization_passes): New passes.
21827 (nnodes, order): New static vars.
21828 (do_per_function_toporder): New function.
21829 (execute_one_pass): Dump current pass here.
21830 (execute_ipa_pass_list): Don't dump current pass here.
21832 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21834 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21835 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21837 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21839 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21840 (strong_alias): Define.
21841 (__gcc_qmul): Provide non-FMA for soft-float.
21842 (__gcc_qdiv): Same.
21847 (__gcc_qunord): New.
21857 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21858 soft-float functions.
21859 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21860 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21861 about long double soft float.
21863 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21864 Tehila Meyzels <tehila@il.ibm.com>
21866 * tree-vectorizer.h (is_pattern_stmt_p): New.
21867 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21868 formatting (tabs instead of spaces). Cleanup and clarify setting
21869 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21870 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21871 (vectorizable_type_demotion): Check that types are integral.
21872 (vectorizable_type_promotion): Likewise.
21873 (vectorizable_store): Fix typo. Eliminate new-line at end of
21876 2007-01-16 Jan Hubicka <jh@suse.cz>
21878 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21881 2007-01-15 Eric Christopher <echristo@apple.com>
21883 * ifcvt.c: Include vec.h, vecprim.h.
21884 (check_cond_move_block): New argument regs.
21885 Reorganize. Add registers used to regs.
21886 (cond_move_process_if_block): Use regs set above as
21889 2007-01-15 Eric Christopher <echristo@apple.com>
21891 * config/darwin.h: Update copyright.
21892 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21893 (LINK_COMMAND_SPEC): Add -u.
21894 (LINK_SPEC): Fix umbrella for above.
21896 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21898 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21901 2007-01-15 Tom Tromey <tromey@redhat.com>
21903 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21904 * doc/install.texi (Testing): Don't mention jacks.
21905 (Configuration): Document --enable-java-maintainer-mode. Move
21906 --with-java-home to libgcj-specific section. Document
21908 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21910 2007-01-15 Jan Hubicka <jh@suse.cz>
21912 * tree-ssa-dce.c (DCE_TODOs): New.
21913 (propagate_necessity): Return if something changed.
21914 (eliminate_unnecessary_stmts): Likewise.
21915 (perform_tree_ssa_dce): Return TODO flags when needed.
21916 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21918 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21920 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21921 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21922 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21923 patterns using X87MODEF12 mode macro. Extend operand 1
21924 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21925 (log10<mode>2): Ditto.
21926 (log2<mode>2): Ditto.
21927 (log1p<mode>2): Ditto.
21928 (logb<mode>2): Ditto.
21929 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21930 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21931 (*fxtractxf3_i387): Rename from *fxtractxf3.
21932 (fxtract_extend<mode>xf3_i387): New insn pattern.
21933 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21934 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21935 and gen_fyl2xxf3_i387().
21937 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21939 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21940 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21941 get_loop_exit_edges. Changed return type to bool.
21942 * cfgloop.h (fix_loop_placement): Declaration removed.
21944 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21946 * param.h (MIN_VECT_LOOP_BOUND): New.
21947 * params.def (MIN_VECT_LOOP_BOUND): New.
21948 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21949 argument - minimum threshold for number of iterations.
21950 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21951 argument to declaration.
21952 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21953 MIN_VECT_LOOP_BOUND.
21954 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21955 slpeel_tree_peel_loop_to_edge with additional argument.
21956 (vect_do_peeling_for_alignment): Likewise.
21957 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21959 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21962 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21963 operands of size 1.
21965 2007-01-14 Jan Hubicka <jh@suse.cz>
21967 * tree-dfa.c (remove_referenced_var): New function.
21968 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21969 prune referenced vars list too.
21970 * tree-flow.h (remove_referenced_var): Declare.
21972 2007-01-14 Jan Hubicka <jh@suse.cz>
21974 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21976 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21977 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21978 * except.h (verify_eh_throw_table_statements): Kill prototype.
21979 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
21980 into call exrepssions.
21981 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
21983 * tree-cfg.c: Include pointer-set.h.
21984 (verify_node_sharing): Work on pointer set.
21985 (verify_eh_throw_stmt_node): New.
21986 (verify_stmts): Use pointers sets, verify throw_stmt.
21988 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
21990 * ipa-reference.c (analyze_function): Consider also addresses taken
21993 2007-01-12 Roger Sayle <roger@eyesopen.com>
21995 * c-typeck.c (null_pointer_constant_p): Replace use of
21996 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
21997 (build_c_cast): Likewise.
21999 2007-01-12 Roger Sayle <roger@eyesopen.com>
22001 * tree.h (force_fit_type_double): Remove unused final argument.
22002 * c-common.c (constant_expression_warning): Replace use of
22003 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22004 (convert_and_check): Likewise.
22005 (shorten_compare): Update call to force_fit_type_double.
22006 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22007 * convert.c (convert_to_pointer): Update call to
22008 force_fit_type_double.
22009 * fold-const.c (force_fit_type_double): Remove overflowed_const
22011 (int_const_binop, fold_convert_const_int_from_int,
22012 fold_convert_const_int_from_real, fold_div_compare,
22013 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22014 fold_abs_const, fold_not_const): Remove the final argument from
22015 calls to force_fit_type_double.
22017 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22019 * configure.ac: Set insn to "nop" for spu-*-* also.
22020 * configure: Regenerate.
22022 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22024 * builtins.def : Add BUILT_IN_FREE.
22026 2007-01-12 Jan Hubicka <jh@suse.cz>
22028 PR tree-optimization/30443
22029 * tree-inline.c (tree_function_versioning): Do not optimize when
22030 cloning for inlining.
22032 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22034 * doc/loop.texi: Document recording of loop exits.
22035 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22036 (update_single_exits_after_duplication,
22037 update_single_exit_for_duplicated_loop,
22038 update_single_exit_for_duplicated_loops): Removed.
22039 (duplicate_loop_to_header_edge): Do not call
22040 update_single_exits_after_duplication and
22041 update_single_exit_for_duplicated_loops.
22042 (loop_version): Do not update single_exit information.
22043 (fix_loop_structure): Use record_loop_exits instead of
22044 mark_single_exit_loops.
22045 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22046 the lists of loop exits.
22047 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22048 split_edge, merge_blocks): Update the lists of loop exits.
22049 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22050 loop_optimizer_init.
22051 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22052 of mark_single_exit_loops.
22053 (loop_optimizer_finalize): Call release_recorded_exits.
22054 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22055 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22056 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22057 update single exit information.
22058 * lambda-code.c (perfect_nestify): Ditto.
22059 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22060 (mark_single_exit_loops): Removed.
22061 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22062 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22063 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22065 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22066 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22067 (verify_loop_structure): Verify consistency of the exit lists.
22068 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22069 (set_single_exit): Removed.
22070 * cfgloop.h (struct loop_exit): New function.
22071 (struct loop): single_exit_ field replaced by exits field.
22072 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22073 LOOPS_HAVE_RECORDED_EXITS.
22074 (struct loops): Added exits hash.
22075 (mark_single_exit_loops, set_single_exit): Declaration removed.
22076 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22078 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22080 * doc/invoke.texi: Avoid use of @headitem.
22082 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22084 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22086 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22088 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22091 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22092 Richard Sandiford <richard@codesourcery.com>
22094 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22095 * config/m68k/m68k.opt: Resort options.
22096 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22098 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22099 Richard Sandiford <richard@codesourcery.com>
22101 * doc/invoke.texi: Document the macros that are defined by
22102 m68k's -mtune and -mhard-float options.
22103 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22104 (m68k_cpp_cpu_family): Likewise.
22105 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22106 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22107 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22108 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22109 (m68k_cpp_cpu_family): Likewise.
22111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22113 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22114 macros besides mc68000 as tuning macros. Use a switch statement
22115 to set them and mcpu32.
22117 2007-01-12 Julian Brown <julian@codesourcery.com>
22119 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22120 (TARGET_68040_ONLY): Rename to...
22121 (TARGET_68040): ...this.
22122 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22123 * config/m68k/m68k.md: Likewise.
22125 2007-01-12 Julian Brown <julian@codesourcery.com>
22126 Nathan Sidwell <nathan@codesourcery.com>
22127 Richard Sandiford <richard@codesourcery.com>
22129 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22130 the -mcpu= argument associated with the --with-cpu setting.
22131 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22132 if different from the one implied by the -mcpu setting.
22133 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22134 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22135 * doc/invoke.texi: Mention ColdFire in the introduction to the
22136 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22137 -mno-div and -mhard-float options. Make -m68881 a synonym for
22138 -mhard-float. Document the previously-undocumented -m5206e,
22139 -m528x, -m5307 and -m5407 options. Tweak the existing option
22140 documentation for consistency.
22141 * doc/install.texi: Mention new --with-cpu arguments.
22142 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22143 default CPU if neither -mcpu nor -march are specified.
22144 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22145 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22146 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22147 using m68k_tune to decide between families that implement the
22148 same ISA. Use m68k_tune to set __mcfv4e__.
22149 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22150 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22151 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22152 (FL_ISA_C, FL_ISA_MMU): New macros.
22153 (MASK_COLDFIRE): Delete.
22154 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22155 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22156 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22157 (TARGET_HARD_FLOAT): Do not define here.
22158 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22159 (TUNE_68000): New macro.
22160 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22161 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22162 (TUNE_CFV2): Redefine in terms of m68k_tune.
22163 (uarch_type, target_device, fpu_type): New enums.
22164 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22165 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22166 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22167 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22168 (FL_FOR_isa_c): New macros.
22169 (m68k_isa): New enum.
22170 (m68k_target_selection): New structure.
22171 (all_devices, all_isas, all_microarchs): New tables.
22172 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22173 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22174 (MASK_ALL_CPU_BITS): Delete.
22175 (m68k_find_selection): New function.
22176 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22177 Map the legacy target options to a combination of the new ones.
22178 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22179 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22180 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22182 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22183 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22185 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22186 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22187 * config/m68k/m68k-devices.def: New file.
22189 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22190 Nathan Sidwell <nathan@codesourcery.com>
22192 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22193 (SUBTARGET_EXTRA_SPECS): New macros.
22194 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22195 use %(asm_cpu_spec) instead.
22196 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22197 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22198 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22199 (EXTRA_SPECS): Rename to...
22200 (SUBTARGET_EXTRA_SPECS): ...this.
22202 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22203 Richard Sandiford <richard@codesourcery.com>
22204 Julian Brown <julian@codesourcery.com>
22206 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22207 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22208 to the configuration's default CPU.
22209 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22210 Remove default masks.
22211 (m680[012]0-*-*): Set the default with_cpu to the first part of
22213 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22214 (m68k*-*-linux): Extend the --with-cpu handling to...
22215 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22216 and m68010. Don't set target_cpu_default2.
22217 * doc/install.texi: Document --with-cpu for m68k.
22218 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22219 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22220 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22221 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22222 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22223 (ASM_SPEC): Remove use of %(asm_cpu_default).
22224 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22225 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22226 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22227 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22228 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22229 (TARGET_DEFAULT): Delete.
22230 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22231 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22232 (CPP_CPU_SPEC): Delete.
22233 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22234 the appropriate string.
22235 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22236 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22237 (ASM_SPEC): Don't use %(asm_default_spec).
22238 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22239 TARGET_DEFAULT and add MASK_68881.
22240 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22242 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22244 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22245 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22246 MASK_68010 alongside MASK_68020.
22247 * doc/invoke.texi: Document -m68010.
22248 * config/m68k/m68k.opt (m68010): New.
22249 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22251 (TUNE_68010): New macro.
22252 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22253 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22254 (M68K_CPU_m68332): Add MASK_68010.
22255 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22256 fallback definition.
22257 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22259 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22260 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22261 to all entries that use MASK_68020.
22262 (output_move_simode_const, output_move_himode, output_move_qimode)
22263 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22264 instead of TARGET_68020 to select clr behavior. Remove comment
22265 about there being no TARGET_68010.
22266 * config/m68k/m68k.md: Likewise throughout.
22268 2007-01-12 Julian Brown <julian@codesourcery.com>
22270 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22271 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22272 * config/m68k/m68k.md: Likewise.
22274 2007-01-12 Julian Brown <julian@codesourcery.com>
22276 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22277 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22279 2007-01-12 Julian Brown <julian@codesourcery.com>
22281 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22282 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22283 * config/m68k/m68k.md: Likewise.
22285 2007-01-12 Julian Brown <julian@codesourcery.com>
22286 Richard Sandiford <richard@codesourcery.com>
22288 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22289 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22290 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22292 (TARGET_CPU32): Rename to...
22293 (TUNE_CPU32): ...this.
22294 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22295 (TUNE_CFV2): New macros.
22296 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22297 remove conditions that are implied by TARGET_68020.
22298 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22299 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22300 (m68k_output_function_epilogue): Likewise.
22301 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22302 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22303 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22304 non-68000 timings. Refactor multiplication and division costs.
22305 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22306 TUNE_CPU32 instead of TARGET_CPU32.
22307 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22308 and TUNE_68060 instead of TARGET_68060.
22309 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22310 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22312 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22313 && !TARGET_COLDFIRE" to choose between moveq and clr.
22314 Likewise in the unnamed movsf pattern.
22315 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22316 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22319 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22321 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22322 of tabbing before backslashes.
22324 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22326 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22327 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22328 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22330 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22332 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22333 find_interesting_uses_cond.
22334 (find_interesting_uses_cond): Use extract_cond_operands.
22335 (rewrite_use_compare): Use extract_cond_operands and
22336 force_gimple_operand_bsi. Do not call update_stmt.
22337 (determine_use_iv_cost_condition): Use extract_cond_operands.
22338 Return cheaper of using original bound and changing the exit bound.
22340 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22342 PR tree-optimization/29516
22343 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22344 most_expensive_mult_to_index, addr_to_parts,
22345 create_mem_ref, maybe_fold_tmr): Make the type of
22346 fields of TARGET_MEM_REF sizetype.
22347 (move_fixed_address_to_symbol, move_pointer_to_base):
22349 * tree.def (TARGET_MEM_REF): Add comment on types of
22352 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22354 * c-common.c (vector_types_convertible_p): Treat opaque types as
22355 always convertible if they have the same size, but not otherwise.
22357 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22359 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22360 Remove the b_unconditional field.
22361 (noce_try_sign_mask): Do not look at b_unconditional.
22362 (noce_process_if_block): Do not use merge_if_blocks. Update
22363 the CFG here. Do not set b_unconditional.
22364 (cond_move_process_if_block): Likewise.
22365 (find_cond_trap): Likewise.
22366 (check_cond_move_block): Require simple jump insns at the end
22367 of the basic block.
22369 2007-01-11 Jan Hubicka <jh@suse.cz>
22371 PR tree-optimization/1046
22372 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22373 when alias info is not ready.
22374 (pass_tail_recursion): Do not require aliasing.
22375 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22376 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22377 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22378 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22379 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22380 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22381 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22383 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22384 When aliasing is not build, mark statement as volatile.
22386 2007-01-11 Tom Tromey <tromey@redhat.com>
22388 PR preprocessor/15185, PR preprocessor/20989:
22389 * doc/cppopts.texi <-MT>: Update description of algorithm for
22390 computing default target.
22391 <-M, -MD>: Reword "basename" text.
22393 2007-01-11 Roger Sayle <roger@eyesopen.com>
22395 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22396 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22397 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22398 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22399 fold_builtin_bswap, real_constp, fold_builtin_pow,
22400 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22401 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22402 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22403 * convert.c (convert_to_pointer): Likewise.
22404 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22405 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22406 const_binop, fold_convert_const_int_from_int,
22407 fold_convert_const_int_from_real,
22408 fold_convert_const_real_from_real, sign_bit_p,
22409 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22410 fold_sign_changed_comparison, fold_unary, fold_comparison,
22411 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22412 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22413 * print-tree.c (print_node_brief, print_node): Likewise.
22414 * stor-layout.c (place_field, layout_type): Likewise.
22415 * tree-chrec.c (keep_cast): Likewise.
22416 * tree.c (build_vector, build_real, build_real_from_int_cst,
22417 build_complex): Likewise.
22419 2007-01-11 Roger Sayle <roger@eyesopen.com>
22421 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22422 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22424 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22426 * configure.ac (strict1_warn): Rename to strict_warn.
22427 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22428 cc_set_by_configure, quoted_cc_set_by_configure,
22429 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22430 all_boot_languages, all_stagestuff): Remove.
22431 (target_list): Remove bootstrap targets.
22432 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22433 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22434 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22435 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22436 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22437 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22438 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22439 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22440 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22441 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22442 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22443 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22444 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22445 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22446 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22447 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22448 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22449 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22450 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22451 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22452 (mostlyclean): Adjust.
22453 (clean, distclean): Don't mention bootstrap stuff.
22454 * configure: Regenerate.
22455 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22456 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22457 treelang/config-lang.in (stagestuff): Remove.
22458 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22459 stageprofile, stagefeedback, stagestuff): Remove mention.
22461 2007-01-11 Nick Clifton <nickc@redhat.com>
22463 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22465 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22466 (mcore_arith_K_S_operand): Run the test for the S constraint not
22467 the test for the M constraint.
22468 (mcore_addsub_operand): Do not accept integer values that are
22469 larger than 32 bits.
22470 * config/mcore/mcore.md: Remove unused constraints from split.
22471 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22472 (addsi3): Likewise.
22473 (allocate_stack): Likewise.
22474 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22475 operands to 32 bits.
22476 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22478 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22479 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22480 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22481 mcore_output_bclri, mcore_output_andn, output_inline_const,
22482 mcore_output_move, mcore_output_movedouble): Likewise.
22483 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22484 (output_inline_const): Likewise.
22485 (output_inline_const): Fix format strings used in sprintf
22487 * config/mcore/mcore-protos.h: Update prototypes for changed
22488 functions in mcore.c.
22489 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22490 HOST_WIDE_INT and not int.
22491 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22492 CONST_OK_FOR_N): Likewise.
22493 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22494 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22497 2007-01-10 Jan Hubicka <jh@suse.cz>
22499 * tree-vrp.c (remove_range_assertions): Release defs.
22500 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22501 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22503 2007-01-10 Paul Brook <paul@codesourcery.com>
22505 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22506 * config/arm/arm.md (mulsi3subsi): New insn.
22508 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22510 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22511 (tree_transform_and_unroll_loop): New.
22512 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22515 2007-01-10 Robert Kennedy <jimbob@google.com>
22517 * fold-const.c (fold_comparison): Fold comparisons like (x *
22518 1000 < 0) to (x < 0).
22520 2007-01-10 Ian Lance Taylor <iant@google.com>
22522 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22523 operands have the same priority.
22525 2007-01-10 Tom Tromey <tromey@redhat.com>
22527 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22528 (fold_binary): Likewise.
22529 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22530 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22531 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22532 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22533 * langhooks.h (struct lang_hooks): Removed field
22534 'can_use_bit_fields_p'.
22536 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22538 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22540 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22542 * function.c (get_last_funcdef_no): New function.
22543 * function.h (get_last_funcdef_no): Declare.
22544 * tree-inline.c (initialize_cfun): Add initialization.
22545 (tree_function_versioning): Cleanup.
22547 2007-01-10 Jan Hubicka <jh@suse.cz>
22549 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22552 2007-01-10 Sa Liu <saliu@de.ibm.com>
22553 Ben Elliston <bje@au.ibm.com>
22555 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22556 for SAVE_NONLOCAL and Pmode for any other save level.
22557 * spu-protos.h (spu_restore_stack_block): Declare.
22558 * spu.md (save_stack_block): Remove.
22559 (restore_stack_block): Call spu_restore_stack_block.
22560 * spu.c (spu_restore_stack_block): New function.
22561 (spu_expand_epilogue): Remove old comment.
22563 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22565 PR tree-optimization/30322
22566 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22567 (cand_value_at): Return the value as aff_tree.
22568 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22569 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22570 aff_combination_mult): New functions.
22571 (aff_combination_add): Use aff_combination_add_cst.
22572 (aff_combination_convert): Allow conversions to a wider type.
22573 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22574 * tree-affine.h (aff_combination_mult): Declare.
22576 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22578 * doc/tm.texi: Update documentation to reflect reality of exec
22579 and start file search behaviours. Update copyright year.
22580 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22581 header file directories.
22583 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22585 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22586 (*cosxf2): Rename to cosxf2_i387.
22587 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22588 using X87MODEF12 mode macro. Rename patterns to
22589 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22591 (*cosdf2, *cossf2): Ditto.
22592 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22593 to match extended input operands.
22594 (sincos<mode>3): New expander.
22595 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22596 insn patterns and corresponding splitters.
22598 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22600 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22601 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22603 2007-01-09 Nicolas Pitre <nico@cam.org>
22606 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22608 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22610 * target.h (struct gcc_target): New field library_rtti_comdat.
22611 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22612 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22613 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22614 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22616 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22618 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22620 2007-01-08 Richard Guenther <rguenther@suse.de>
22622 * tree.h (force_fit_type_double): Export.
22623 (force_fit_type): Remove.
22624 * fold-const.c (force_fit_type_double): New function.
22625 (force_fit_type): Remove.
22626 (int_const_binop): Use it.
22627 (fold_convert_const_int_from_int): Likewise.
22628 (fold_convert_const_int_from_real): Likewise.
22629 (fold_div_compare): Likewise.
22630 (fold_sign_changed_comparison): Likewise.
22631 (fold_unary): Likewise.
22632 (fold_negate_const): Likewise.
22633 (fold_abs_const): Likewise.
22634 (fold_not_const): Likewise.
22635 * c-common.c (shorten_compare): Use force_fit_type_double.
22636 * convert.c (convert_to_pointer): Likewise.
22638 2007-01-08 Richard Guenther <rguenther@suse.de>
22640 * tree.h (build_int_cst_wide_type): Export.
22641 * tree.c (build_int_cst_wide_type): New function.
22642 (build_int_cst_wide): Fix comment.
22643 * builtins.c (fold_builtin_object_size): Use build_int_cst
22644 to build -1 or 0 of the correct type. Use fit_double_type
22645 to check for overflow.
22646 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22648 (decode_field_reference): Likewise.
22649 (all_ones_mask_p): Likewise.
22650 (native_interpret_int): Use build_int_cst_wide_type.
22651 (fold_binary): Use build_int_cst_type to build an all-ones
22653 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22655 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22657 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22659 2007-01-09 Ben Elliston <bje@au.ibm.com>
22661 * genautomata.c (STATS_OPTION): New option.
22662 (stats_flag): New flag.
22663 (gen_automata_option): Handle it.
22664 (initiate_automaton_gen): Ditto.
22665 (write_automata): Output statistics only if stats_flag is
22666 set. Likewise, output time statistics only if time_flag is set.
22667 * doc/md.texi (Processor pipeline description): Document new flag.
22669 2007-01-08 Richard Guenther <rguenther@suse.de>
22671 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22672 * tree.c (build_int_cst_type): Likewise.
22673 (size_in_bytes): Don't call force_fit_type on the result.
22674 (int_fits_type_p): Use fit_double_type.
22675 * fold-const.c (fit_double_type): New function.
22676 (force_fit_type): Use it.
22677 * tree.h (fit_double_type): Export.
22679 2007-01-08 Jan Hubicka <jh@suse.cz>
22681 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22682 * ipa.c (function_and_variable_visibility): Fix return type.
22684 2007-01-08 Richard Guenther <rguenther@suse.de>
22686 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22687 of offset to build the index.
22688 * tree-pretty-print.c (dump_generic_node): Don't build negated
22689 const just for printing.
22690 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22691 * builtins.c (fold_builtin_int_roundingfn): Check if result
22692 fits the type by using force_fit_type and comparing the result.
22693 * predict.c (predict_loops): Use compare_tree_int for comparison.
22694 * tree.c (build_int_cst): Fall back to integer_type_node for
22696 (build_int_cst_wide): Assert type is non-null.
22698 2007-01-08 Roberto Costa <roberto.costa@st.com>
22700 * tree-vrp.c (extract_range_from_cond_expr): New.
22701 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22702 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22704 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22705 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22706 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22707 used as expressions.
22708 * tree-object-size.c (cond_expr_object_size): New.
22709 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22711 2007-01-08 Jan Hubicka <jh@suse.cz>
22713 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22714 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22717 2007-01-08 Richard Guenther <rguenther@suse.de>
22719 PR tree-optimization/23603
22720 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22721 (extract_range_from_binary): Fall back to truthvalue instead of
22722 varying for TRUTH_*_EXPR.
22723 (extract_range_from_comparison): Fall back to truthvalue instead of
22725 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22726 if all visited PHI values were constant.
22728 2007-01-08 Jan Hubicka <jh@suse.cz>
22730 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22731 (cgraph_analyze_function): break out from ...
22732 (cgraph_finalize_compilation_unit): ... here.
22733 (cgraph_expand_function): Remove forgoten commented out line.
22734 (cgraph_optimize): Analyze functions.
22736 2007-01-08 Jan Hubicka <jh@suse.cz>
22738 * tree-pas.h (TODO_remove_function): New flag.
22739 (TODO_update*): Renumber.
22740 (pass_ipa_increase_alignment,
22741 pass_ipa_function_and_variable_visibility): New passes.
22742 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22743 (cgraph_function_and_variable_visibility): Move to ipa.c
22744 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22745 cgraph_increase_alignment.
22746 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22747 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22748 calling tree-inline.
22749 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22750 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22751 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22752 (gate_increase_alignment): New function.
22753 (pass_ipa_increase_alignment): New pass.
22754 * ipa.c: Inline tree-pass.h and timevar.h
22755 (function_and_variable_visibility): Move here from cgraphunit.c
22756 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22757 * passes.c (init_optimization_passes): Add the two new passes.
22758 (execute_todo): Handle cgraph_remove_functions.
22760 2007-01-08 Nick Clifton <nickc@redhat.com>
22762 * config/frv/predicates.md (reg_or_0_operand): Accept
22765 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22767 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22768 * config.gcc: Add bfin*-rtems*.
22770 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22772 * c.opt: Add -flax-vector-conversions.
22773 * c-typeck.c (convert_for_assignment): Pass flag to
22774 vector_types_convertible_p to allow emission of note.
22775 (digest_init): Likewise.
22776 * c-opts.c: Handle -flax-vector-conversions.
22777 * c-common.c (flag_lax_vector_conversions): New.
22778 (vector_types_convertible_p): Unless -flax-vector conversions
22779 has been passed, disallow conversions between vectors with
22780 differing numbers of subparts and/or element types. If such
22781 a conversion is disallowed, possibly emit a note on the first
22782 occasion only to inform the user of -flax-vector-conversions.
22783 The new last argument specifies this.
22784 * c-common.h (flag_lax_vector_conversions): New.
22785 (vector_types_convertible_p): Add extra argument.
22786 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22787 char_type_node for V*QI type vectors.
22788 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22789 Update to satisfy new typechecking rules.
22790 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22791 C and C++ variants.
22792 * doc/invoke.texi (C Dialect Options): Document
22793 -flax-vector-conversions.
22795 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22797 PR tree-optimization/29877
22798 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22799 a register variable on the RHS to not be replaceable.
22801 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22802 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22803 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22804 const_simm15, const_pow2, const_npow2): Added.
22805 * config/score/misc.md (insv, extv, extzv, movmemsi,
22806 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22807 * config/score/score.c (score_address_cost, score_select_cc_mode):
22809 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22810 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22811 Update score_print_operand.
22812 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22813 Adjust register allocate order and update some macro define.
22814 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22815 mdx_block_move_straight, mdx_block_move_loop_head,
22816 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22817 mdx_block_move_loop, mdx_block_move): Added.
22818 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22819 mdp_limm): Updated and fix some bug and typo.
22820 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22821 (movsf, movdf, doloop_end): Added.
22823 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22825 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22826 config/arm/thumb2.md: Fix comment typos.
22827 * doc/extend.texi: Fix a typo.
22829 2007-01-07 Eric Christopher <echristo@apple.com>
22831 * configure.ac: Check for __stack_chk_fail for darwin.
22832 * configure: Regenerate.
22834 2007-01-07 Richard Guenther <rguenther@suse.de>
22836 * tree-vrp.c (extract_range_from_assert): CSE calls to
22837 compare_values where possible.
22838 (extract_range_from_unary_expr): Likewise.
22840 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22842 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22843 * config/avr/avr.c (call_insn_operand): Delete function.
22844 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22845 instead of register number. Use predicates.
22846 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22847 call_insn_operand): Add.
22849 2007-01-06 Jan Hubicka <jh@suse.cz>
22851 * tree-pass.h (pass_build_cgraph_edges): Declare.
22852 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22853 (visited_nodes): Remove.
22854 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22855 build_cgrpah_edges; make visited_nodes local.
22856 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22857 (record_references_in_initializer): Move to cgraphbuild.c
22858 (initialize_inline_failed, rebuild_cgraph_edges,
22859 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22860 (verify_cgraph_node): Make visited_nodes local.
22861 (cgraph_analyze_function): Do not call cgraph_create_edges and
22862 initialize_inline_failed.
22863 (cgraph_expand_function): Do not call cgraph_lower_function;
22864 assert that function is already lowered.
22865 * Makefile.in (cgraphbuild.o): New.
22866 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22867 at the end of lowering passes.
22869 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22871 * ifcvt.c (cond_move_convert_if_block): New function, code
22872 factored out from...
22873 (cond_move_process_if_block): ...here. Call the new function
22874 on the THEN and ELSE blocks.
22875 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22876 already takes care of this.
22878 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22881 * tree.h (TREE_OVERFLOW_P): New.
22882 * c-typeck.c (parser_build_unary_op): Warn only if result
22883 overflowed and operands did not.
22884 (parser_build_binary_op): Likewise.
22885 (convert_for_assignment): Remove redundant overflow_warning.
22886 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22888 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22890 * c-typeck.c (store_init_value): Split over two lines to follow
22891 the GNU coding style.
22893 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22895 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22896 __GXX_EXPERIMENTAL_CXX0X__.
22897 * doc/cpp.texi: Same.
22899 2007-01-05 Richard Guenther <rguenther@suse.de>
22901 PR middle-end/27826
22902 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22903 with mismatched types. Instead explicitly build a
22904 conversion NOP_EXPR.
22906 2007-01-05 Ian Lance Taylor <iant@google.com>
22908 * c-common.c (decl_with_nonnull_addr_p): New function.
22909 (c_common_truthvalue_conversion): Call it.
22910 * c-typeck.c (build_binary_op): Likewise.
22911 * c-common.h (decl_with_nonnull_addr_p): Declare.
22913 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22916 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22919 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22921 * doc/install.texi (Final install): Document the fact that
22922 the GNAT runtime should not be stripped.
22924 2007-01-04 Jan Hubicka <jh@suse.cz>
22926 * tree-inline.c (fold_marked_statements): Update operand caches
22927 and EH after folding
22929 2007-01-04 Ian Lance Taylor <iant@google.com>
22931 * c-common.c (check_function_nonnull): Whitespace fix.
22933 2007-01-04 Jan Hubicka <jh@suse.cz>
22935 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22936 comitted older version of patch.
22937 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22938 function, celanup cfg and collect garbage.
22940 2007-01-04 Mike Stump <mrs@apple.com>
22942 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22945 2007-01-04 Eric Christopher <echristo@apple.com>
22947 * libgcc2.c (__bswapsi2): Use SItype.
22948 (__bswapdi2): Use DItype.
22949 * libgcc2.h: Update for above.
22951 2007-01-04 Paul Brook <paul@codesourcery.com>
22953 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22954 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22955 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22956 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22957 umulsi3_highpart): Make conditional on !arm_arch6.
22958 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22959 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22960 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22961 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22962 umulsi3_highpart_v6): New insns.
22964 2007-01-04 Roger Sayle <roger@eyesopen.com>
22966 * fold-const.c (fold_convert): When casting an expression to void,
22967 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22968 have a type. Instead of attempting to build a NOP_EXPR, return
22969 these "special" trees directly.
22971 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22973 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22974 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22975 rs6000_cost->fp not 0 as adjustment for outer NEG.
22977 2007-01-04 Jan Hubicka <jh@suse.cz>
22979 * cgraph.c (cgraph_release_function_body): New function.
22980 (cgraph_remove_node): Use it.
22981 * cgraph.h (cgraph_release_function_body): Declare.
22982 * cgraphunit.c (cgraph_expand_function): Use it.
22983 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
22984 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
22985 is initialized and while compilation of other function is running.
22986 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
22987 statement CFG annotations from here to ...
22988 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
22990 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
22992 * cfgloop.h (enum li_flags): Make the constants powers of two.
22994 2007-01-04 Jan Hubicka <jh@suse.cz>
22996 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
22998 (fold_marked_statements): New function.
22999 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23000 * tree-inline.h (copy_body_data): Add statements_to_fold.
23002 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23004 * config.gcc: Mention libgcc/config.host.
23005 * Makefile.in: Update comments mentioning libgcc.
23006 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23007 (all.cross, start.encap, rest.encap, rest.cross): Update
23008 dependencies for libgcc move.
23009 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23010 (clean-target, clean-target-libgcc): Delete.
23011 (srcdirify, GCC_EXTRA_PARTS): New macros.
23012 (libgcc-support, libgcc.mvars): New rules.
23013 (distclean): Remove mention of mklibgcc.
23014 (install): Don't reference INSTALL_LIBGCC.
23015 (install-common): Don't reference EXTRA_PARTS.
23016 (install-libgcc, install-multilib): Delete rules.
23017 * mklibgcc.in: Delete file.
23018 * doc/configfiles.texi: Don't mention mklibgcc.
23020 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23021 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23022 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23023 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23024 (mklibgcc, ldblspecs): Likewise.
23026 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23027 (posixpre.def): Use $(T).
23028 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23029 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23030 (SHLIB_LINK): Make dummy.
23031 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23033 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23035 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23036 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23037 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23038 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23040 * configure.ac (all_outputs): Remove mklibgcc.
23041 * configure: Regenerated.
23043 2007-01-03 Josh Conner <jconner@apple.com>
23045 PR middle-end/29683
23046 * calls.c (compute_argument_addresses): Set stack and stack_slot
23047 for partial args, too.
23048 (store_one_arg): Use locate.size.constant for the size when
23049 generating a save_area.
23051 2007-01-03 Robert Kennedy <jimbob@google.com>
23053 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23054 whose definitions are deleted due to basic block merging.
23056 2007-01-03 Paul Brook <paul@codesourcery.com>
23059 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23061 (use_return_insn): Return 0 for Thumb interrupt functions.
23062 (print_multi_reg): Add rfe argument for IRQ returns.
23063 (arm_output_epilogue): Pop interrupt return address directly into PC.
23064 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23066 2007-01-03 Paul Brook <paul@codesourcery.com>
23068 Merge from sourcerygxx-4_1.
23069 * config/arm/thumb2.md: New file.
23070 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23072 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23073 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23074 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23075 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23077 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23078 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23080 * config/arm/ieee754-sf.S: Ditto.
23081 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23082 (thumb1_base_register_rtx_p): ... to this.
23083 (thumb_index_register_rtx_p): Rename...
23084 (thumb1_index_register_rtx_p): ... to this.
23085 (thumb_output_function_prologue): Rename...
23086 (thumb1_output_function_prologue): ... to this.
23087 (thumb_legitimate_address_p): Rename...
23088 (thumb1_legitimate_address_p): ... to this.
23089 (thumb_rtx_costs): Rename...
23090 (thumb1_rtx_costs): ... to this.
23091 (thumb_compute_save_reg_mask): Rename...
23092 (thumb1_compute_save_reg_mask): ... to this.
23093 (thumb_final_prescan_insn): Rename...
23094 (thumb1_final_prescan_insn): ... to this.
23095 (thumb_expand_epilogue): Rename...
23096 (thumb1_expand_epilogue): ... to this.
23097 (arm_unwind_emit_stm): Rename...
23098 (arm_unwind_emit_sequence): ... to this.
23099 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23100 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23101 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23102 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23103 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23104 thumb2_output_casesi): New functions.
23105 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23106 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23107 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23108 THUMB2_WORK_REGS): Define.
23109 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23110 arm_condexec_mask, arm_condexec_masklen)): New variables.
23111 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23112 (arm_override_options): Check new CPU capabilities.
23113 Set new architecture flag variables.
23114 (arm_isr_value): Handle v7m interrupt functions.
23115 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23117 (const_ok_for_arm): Handle Thumb-2 constants.
23118 (arm_gen_constant): Ditto. Use movw when available.
23119 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23121 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23122 (thumb_find_work_register, arm_load_pic_register,
23123 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23124 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23125 print_multi_reg, output_mov_long_double_fpa_from_arm,
23126 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23127 output_mov_double_fpa_from_arm, output_move_double,
23128 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23129 output_return_instruction, arm_output_function_prologue,
23130 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23131 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23132 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23133 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23134 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23135 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23137 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23138 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23139 (arm_file_start): Output directive for unified syntax.
23140 (arm_unwind_emit_set): Handle stack alignment instruction.
23141 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23142 Add v6t2, v7, v7a, v7r and v7m.
23143 (RETLDM): Add Thumb-2 code.
23144 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23145 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23146 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23147 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23148 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23149 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23150 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23151 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23152 ADJUST_INSN_LENGTH): Define.
23153 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23154 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23155 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23156 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23157 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23158 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23159 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23160 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23161 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23162 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23163 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23164 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23165 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23166 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23167 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23168 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23169 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23171 * config/arm/arm-tune.md: Regenerate.
23172 * config/arm/arm-protos.h: Update prototypes.
23173 * config/arm/vfp.md: Enable patterns for Thumb-2.
23174 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23175 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23176 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23177 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23178 * config/arm/libunwind.S: Add Thumb-2 code.
23179 * config/arm/constraints.md: Update include Thumb-2.
23180 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23181 * config/arm/ieee754-df.S: Ditto.
23182 * config/arm/bpabi.S: Ditto.
23183 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23184 * config/arm/predicates.md (low_register_operand,
23185 low_reg_or_int_operand, thumb_16bit_operator): New.
23186 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23187 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23188 * config/arm/t-arm-elf: Add armv7 multilib.
23189 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23191 (UNSPEC_STACK_ALIGN, ce_count): New.
23192 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23193 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23195 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23196 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23197 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23198 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23199 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23200 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23202 * doc/extend.texi: Document ARMv7-M interrupt functions.
23203 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23205 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23207 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23208 (struct _Unwind_Context): Rename args_size to flags, remove
23209 signal_frame field, add a new args_size field and version field.
23210 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23211 _Unwind_IsExtendedContext): New inline functions.
23212 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23213 Assume by_value array is only present if _Unwind_IsExtendedContext.
23214 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23215 _Unwind_IsSignalFrame.
23216 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23217 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23218 (uw_init_context_1): Initialize context->flags to
23219 EXTENDED_CONTEXT_BIT.
23220 * config/rs6000/linux-unwind.h (frob_update_context): Use
23221 _Unwind_SetSignalFrame.
23223 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23225 PR middle-end/30353
23226 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23227 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23230 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23232 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23233 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23234 RET, AT_SP): Remove.
23235 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23238 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23239 * cfgbuild.c (find_basic_blocks): Likewise.
23240 * cfgrtl.c (rtl_create_basic_block): Likewise.
23241 * function.c (temp_slots_at_level): Likewise.
23242 * reg-stack.c (stack_regs_mentioned): Likewise.
23243 * regclass.c (allocate_reg_info): Likewise.
23244 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23245 set_bb_for_stmt, move_block_to_fn): Likewise.
23246 * tree-complex.c (tree_lower_complex): Likewise.
23247 * vec.h (VEC_safe_grow_cleared): New.
23249 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23251 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23253 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23254 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23256 * cfgloopmanip.c (scale_loop_frequencies): Export.
23257 (loopify): Scale the frequencies by prescribed coefficients.
23258 (set_zero_probability): New function.
23259 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23260 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23261 and frequencies according to arguments.
23262 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23264 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23265 * modulo-sched.c (sms_schedule): Set probabilities for entering
23266 versioned loop correctly.
23267 * tree-vect-transform.c (vect_transform_loop): Ditto.
23268 * cfgloop.h (loopify, loop_version): Declaration changed.
23269 (scale_loop_frequencies): Declared.
23271 2007-01-02 Jan Hubicka <jh@suse.cz>
23273 * cgraph.c: Include tree-flow.h
23274 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23275 early_local_passes.
23276 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23277 * tree-pass.h (pass_all_early_optimizations): Declare.
23278 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23279 early_local_passes.
23280 (cgraph_analyze_function): Do early_local_passes.
23281 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23282 Do not add referenced vars.
23283 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23285 (gate_all_early_local_passes): New gate.
23286 (pass_early_local_passes): Use new gate.
23287 (execute_early_local_optimizations): New functions.
23288 (gate_all_early_optimizations): New gate.
23289 (pass_all_early_optimizations): New pass.
23290 (execute_free_datastructures): Free SSA only when initialized.
23291 (gate_init_datastructures): Init only when optimizing.
23292 (tree_lowering_passes): Do early local passes when called late.
23293 * tree-profile.c (do_tree_profiling): Don't profile functions added
23295 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23296 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23298 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23299 during early_local_passes.
23300 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23303 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23305 * Makefile.in: Update copyright year.
23307 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23309 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23310 in $(lang_checks) and check-consistency targets.
23312 2007-01-02 Jan Hubicka <jh@suse.cz>
23314 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23315 Do not add referenced vars.
23316 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23318 * passes.c (init_optimization_passes): Put mudflap_2 after
23319 free_datastructures.
23321 2007-01-02 Jan Hubicka <jh@suse.cz>
23323 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23324 Set NOTHROW flag on call statements proved to be nothrow.
23325 Update statement of local calls so new pure/const functions are
23326 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23328 (tree_rest_of_compilation): Register hooks and initialize bitmap
23329 early. Do not set after_inlining flag.
23331 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23333 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23334 HOST_BITS_PER_LONGLONG
23336 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23339 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23340 warning for non-static initializers.
23342 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23344 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23345 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23346 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23347 Always use set_unique_reg_note to add REG_EQUAL notes.
23349 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23352 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23354 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23355 * cfgbuild.c (find_basic_blocks): Likewise.
23356 * cfgrtl.c (rtl_create_basic_block): Likewise.
23357 * function.c (temp_slots_at_level): Likewise.
23358 * reg-stack.c (stack_regs_mentioned): Likewise.
23359 * regclass.c (allocate_reg_info): Likewise.
23360 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23361 set_bb_for_stmt, move_block_to_fn): Likewise.
23362 * tree-complex.c (tree_lower_complex): Likewise.
23363 * vec.h (VEC_safe_grow_cleared): New.
23365 2007-01-02 Ian Lance Taylor <iant@google.com>
23367 * c-common.c (c_common_truthvalue_conversion): When warning about
23368 using an assignment as a truth value, set TREE_NO_WARNING.
23370 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23373 * c.opt (Wold-style-declaration): New.
23374 * doc/invoke.texi (C-only Warning Options): New.
23375 (Wold-style-declaration): Document it.
23376 (Wextra): Enabled by -Wextra.
23377 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23378 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23379 -Wold-style-declaration.
23381 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23383 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23384 * cfgbuild.c (find_basic_blocks): Likewise.
23385 * cfgrtl.c (rtl_create_basic_block): Likewise.
23386 * function.c (temp_slots_at_level): Likewise.
23387 * reg-stack.c (stack_regs_mentioned): Likewise.
23388 * regclass.c (allocate_reg_info): Likewise.
23389 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23390 set_bb_for_stmt, move_block_to_fn): Likewise.
23391 * tree-complex.c (tree_lower_complex): Likewise.
23392 * vec.h (VEC_safe_grow_cleared): New.
23394 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23396 * c-common.c (c_common_nodes_and_builtins): Since variants of
23397 void_type_node get built before it is given a name, we need to
23398 give those variants the name, too.
23399 (complete_array_type): We need to work with the canonical main
23400 type of the array, from which we will build the qualified version.
23401 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23402 * print-tree.c (print_node): Display canonical type information
23404 * stor-layout.c (layout_type): When we don't know the
23405 alignment of a type for which we're building an array, we end up
23406 guessing wrong, so make the type require structural equality.
23407 * tree.c (make_node_stat): When we build a new type, it is its
23408 own canonical type.
23409 (build_type_attribute_qual_variant): When building an attribute
23410 variant, its canonical type is the non-attribute variant. However,
23411 if the attributes are target-dependent and they differ, we need to
23412 use structural equality checks for this type.
23413 (build_qualified_type): A qualified type is not equivalent to its
23414 unqualified variant; set the canonical type appropriately.
23415 (build_distinct_type_copy): When building a distinct type from
23416 another type, the new type is its own canonical type.
23417 (build_variant_type_copy): When building a new type variant, we
23418 assume that it is equivalent to the original type.
23419 (build_pointer_type_for_mode): When building a pointer type, also
23420 build a canonical type pointer.
23421 (build_reference_type_for_mode): When building a reference type,
23422 also build a canonical type reference.
23423 (build_index_type): When we can't hash an index type (e.g.,
23424 because its maximum value is negative), the index type requires
23425 structural equality tests.
23426 (build_array_type): Build the canonical form of an array type.
23427 (build_function_type): Function types require structural equality,
23428 because they contain default arguments, attributes, etc.
23429 (build_method_type_directly): Ditto for method types.
23430 (build_offset_type): Build the canonical offset type.
23431 (build_complex_type): Build the canonical vector type.
23432 (make_vector_type): Build the canonical vector type.
23433 * tree.h (TYPE_CANONICAL): New.
23434 (TYPE_STRUCTURAL_EQUALITY_P): New.
23435 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23436 (struct tree_type): Added "canonical" field.
23437 * params.h (VERIFY_CANONICAL_TYPES): New.
23438 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23439 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23440 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23441 * doc/invoke.texi (verify-canonical-types): Document --param
23442 parameter for verifying canonical types.
23444 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23446 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23447 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23448 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23449 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23451 * config/rs6000/e500.h: New.
23452 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23453 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23455 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23456 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23457 TARGET_E500_DOUBLE): Remove.
23458 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23459 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23460 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23461 * config/rs6000/rs6000.c (rs6000_override_options): Use
23462 CHECK_E500_OPTIONS.
23464 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23466 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23467 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23468 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23469 rs6000_emit_cmove): Don't check TARGET_E500.
23470 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23471 sordered): Don't check TARGET_E500.
23473 2007-01-01 Eric Christopher <echristo@apple.com>
23475 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23476 HARD_REGISTER_NUM_P.
23478 2007-01-01 Roger Sayle <roger@eyesopen.com>
23480 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23481 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23482 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23485 2007-01-01 Mike Stump <mrs@apple.com>
23487 * configure.ac: Remove support for building with Apple's gcc-3.1.
23489 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23491 PR middle-end/30311
23492 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23493 REG is a hard register. Do not modify REG before calling
23495 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23496 multiple of the size of YMODE for certain lowpart cases.
23498 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23500 PR middle-end/30253
23501 * gimplify (voidify_wrapper_expr): Update for
23502 GIMPLE_MODIFY_STMT.
23504 2007-01-01 Andreas Schwab <schwab@suse.de>
23507 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23508 save of BR0 in extra_spill_size instead of spill_size.
23509 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23511 (ia64_expand_epilogue): Restore BR0 from its new location.
23513 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23515 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23516 Use a temporary variable if the left hand side is not a gimple
23519 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23521 * gimplify.c (gimplify_return_expr): Make the temporary variable
23522 for the return expression, a gimple register variable.
23524 2007-01-01 Jan Hubicka <jh@suse.cz>
23526 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23529 2007-01-01 Mike Stump <mrs@apple.com>
23531 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23533 * config/darwin.c (machopic_select_rtx_section): Use
23534 HAVE_GAS_LITERAL16.
23535 (darwin_mergeable_constant_section): Likewise.
23536 * configure: Regenerate.
23537 * config.in: Regenerate.
23539 2007-01-01 Jan Hubicka <jh@suse.cz>
23540 Andrew Pinski <pinskia@gmail.com>
23542 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23543 before starting IPA passes.