1 2007-08-20 Richard Guenther <rguenther@suse.de>
3 * c-objc-common.c (c_disregard_inline_limits): Remove.
4 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5 * cgraphunit.c (cgraph_process_new_functions): Call
6 disregard_inline_limits_p.
7 (cgraph_preserve_function_body_p): Likewise.
8 * ipa-inline.c (compute_inline_parameters): Likewise.
9 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
11 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
12 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
13 disregard_inline_limits langhook.
14 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
16 * langhooks.h (lang_hooks_for_tree_inlining): Remove
17 disregard_inline_limits langhook.
18 * tree-inline.c (disregard_inline_limits_p): New function.
19 * tree-inline.h (disregard_inline_limits_p): Declare.
21 2007-08-20 Richard Guenther <rguenther@suse.de>
23 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
24 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
25 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
26 auto_var_in_fn_p langhook.
27 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
29 * tree.c (auto_var_in_fn_p): ... here.
30 (find_var_from_fn): Call auto_var_in_fn_p directly.
31 * langhooks.h (lang_hooks_for_tree_inlining): Remove
32 auto_var_in_fn_p langhook.
33 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
34 (copy_body_r): Likewise.
35 (self_inlining_addr_expr): Likewise.
36 * tree.h (auto_var_in_fn_p): Declare.
38 2007-08-20 Richard Guenther <rguenther@suse.de>
40 * tree.c (WALK_SUBTREE): Call walk_tree_1.
41 (walk_type_fields): Take lh parameter.
42 (walk_tree): Rename to ...
43 (walk_tree_1): ... this. Do not call the walk_subtrees
44 langhook but the now passed callback. Pass lh on recursion.
45 (walk_tree_without_duplicates): Rename to ...
46 (walk_tree_without_duplicates_1): ... this. Take lh parameter
48 * tree.h (walk_tree_lh): New typedef.
49 (walk_tree_1): Declare.
50 (walk_tree_without_duplicates_1): Likewise.
51 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
52 (walk_tree_without_duplicates): New define to
53 walk_tree_without_duplicates_1 with NULL lh parameter.
54 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
55 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
57 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
58 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
59 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
62 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
65 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
66 code in front of the compacting of basic blocks.
67 Move the folding of statements inbetween the cgraph checking
68 and compacting of basic blocks.
70 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
71 Serge Belyshev <belyshev@depni.sinp.msu.ru>
74 * config/alpha/alpha.c (va_list_skip_additions): Check for
75 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
76 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
77 PLUS_EXPR when checking ap.__base.
78 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
79 when doing addition on pointer types. Use size_int instead of
81 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
82 ptr_type in the second operand.
84 2007-08-19 Andrew Pinski <pinskia@gmail.com>
87 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
89 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
92 * cfgexpand.c (expand_one_register_var): Mark pointer
93 DECL_ARTIFICIAL as REG_POINTER also.
94 * stmt.c (expand_decl): Likewise.
96 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
103 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
104 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
105 on_worklist argument and avoid adding things to worklist multiple
107 (add_to_worklist): Ditto.
108 (mark_aliases_call_clobbered): Mark entire structure clobbered if
109 single SFT is clobbered.
110 (set_initial_properties): Ditto.
111 (compute_call_clobbered): Update for changes to function
113 (create_overlap_variables_for): Always create SFT for offset 0.
114 (create_structure_vars): Handle PHI's, since we are in SSA form at
116 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
117 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
119 (add_vars_for_offset): Figure out aliases from access + points-to.
120 (add_virtual_operand): Use add_vars-for_offset.
121 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
122 (add_call_clobber_ops): Remove makes_clobbering_call set.
123 (get_expr_operands): Always pass through the INDIRECT_REF
125 * tree-ssa-structalias.c (struct constraint_graph): Remove
127 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
128 address_taken, pt_used, number_incoming.
129 (FIRST_ADDR_NODE): Removed.
130 (merge_graph_nodes): Remove broken code for the moment.
131 (init_graph): New function.
132 (build_pred_graph): Remove code to init_graph.
133 Add location equivalence support.
134 (struct scc_info): Rename roots to deleted.
136 (init_scc_info): Ditto
137 (init_topo_info): Use graph->size.
138 (compute_topo_order): Ditto.
139 (do_da_constraint): Removed.
140 (do_sd_constraint): Remove calls to find().
141 set_union_with_increment should always get 0 as last arg here.
142 (do_complex_constraint): Replace do_da_constraint with assert.
144 (struct equiv_class_label): New.
145 (pointer_equiv_class_table): Ditto.
146 (location_equiv_class_table): Ditto.
147 (equiv_class_label_hash): Ditto.
148 (equiv_class_label_eq): Ditto
149 (equiv_class_lookup): Ditto.
150 (equiv_class_ladd): Ditto.
151 (pointer_equiv_class): Ditto.
152 (location_equiv_class): Ditto.
153 (condense_visit): Rename and rewrite from label_visit to do only
154 SCC related stuff for HU.
155 (label_visit): Do HU work for HU.
156 (perform_var_substitution): Update to do HU and location
158 (free_var_substitution_info): Update to free HU and location
159 equivalence structures. */
160 (find_equivalent_node): Update for pointer but not location
162 (unite_pointer_equivalences): New function.
163 (move_complex_constraints): Rewrite to only do moving.
164 (rewrite_constraints): Split out of move_complex_constraints.
165 (solve_graph): Use graph->size.
166 (process_constraint_1): Add from_call argument, use it.
167 Split *a = &b into two constraints.
168 (process_constraint): Use new process_constraint_1.
169 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
170 (get_constraint_for): Handle non-pointer integers properly.
171 Remove code that used to handle structures.
172 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
173 with unknown addends.
174 (handle_rhs_call): New function.
175 (find_func_aliases): Use handle_rhs_call.
176 (set_uids_in_ptset): Add an assert.
177 (set_used_smts): Fix bug in not considering unified vars.
178 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
179 (compute_points_to_sets): Update for other function changes.
180 (delete_points_to_sets): Ditto.
181 (ipa_pta_execute): Ditto.
182 (pass_ipa_pta): We need to update SSA after ipa_pta.
184 2007-08-19 Jan Hubicka <jh@suse.cz>
186 * i386.md: Replace "rim" and "mri" constraints by "g".
188 2007-08-19 Joseph Myers <joseph@codesourcery.com>
190 * dwarf2out.c (text_section_used, cold_text_section_used,
191 cold_text_section, dwarf2out_note_section_used): New.
192 (dwarf2out_init): Initialize cold_text_section.
193 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
194 dwarf2out_note_section_used.
195 (size_of_aranges): Only count entry for text section if it was
196 used. Count entry for cold text section if it was used.
197 (output_aranges): Only output entries for text section and cold
198 text section if they were used.
200 2007-08-19 Andrew Pinski <pinskia@gmail.com>
202 * tree-pretty-print.c (debug_generic_expr): Add a comment about
204 (debug_generic_stmt): Likewise.
205 (debug_tree_chain): Likewise.
207 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
209 * tree-data-refs.c (split_constant_offset): Expose.
210 * tree-data-refs.h (split_constant_offset): Add declaration.
212 * tree-vectorizer.h (dr_alignment_support): Renamed
213 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
214 Added a new value dr_explicit_realign.
215 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
216 dr_offset, dr_step, and dr_aligned_to, along with new access
217 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
218 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
219 STMT_VINFO_DR_ALIGNED_TO.
221 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
223 In case of outer-loop vectorization with non-fixed misalignment - use
224 the dr_explicit_realign scheme instead of the optimized realignment
226 (new_stmt_vec_info): Initialize new fields.
228 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
229 'nested_in_vect_loop' case. Change verbosity level.
230 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
231 Don't fail on zero step in the outer-loop for loads.
232 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
233 offset and init relative to the outer-loop.
235 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
236 BSI function argument with a new function argument - at_loop.
237 Simplify the condition that determines STEP. Takes additional argument
238 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
239 case), including zero step in the outer-loop. Call
240 vect_create_addr_base_for_vector_ref with additional argument.
241 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
242 Updated function documentation. Handle the 'nested_in_vect_loop' case.
243 Fixed and simplified calculation of step.
244 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
245 of bsi, and with additional argument. Call bump_vector_ptr with
246 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
247 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
248 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
249 when the realignment setup needs to take place inside the loop. Support
250 the dr_explicit_realign scheme. Allow generating the optimized
251 realignment scheme for outer-loop vectorization. Added documentation.
252 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
253 'nested_in_vect_loop' case, including loads that are invariant in the
254 outer-loop and the realignment schemes. Handle the case when the
255 realignment setup needs to take place inside the loop. Call
256 vect_setup_realignment with additional arguments. Call
257 vect_create_data_ref_ptr with additional argument and with loop instead
258 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
259 (vect_gen_niters_for_prolog_loop): Call
260 vect_create_addr_base_for_vector_ref with additional arguments.
261 (vect_create_cond_for_align_checks): Likewise.
262 (bump_vector_ptr): Updated to support the new dr_explicit_realign
263 scheme: takes additional argument bump; argument ptr_incr is now
264 optional; updated documentation.
265 (vect_init_vector): Takes additional argument (bsi). Use it, if
266 available, to insert the vector initialization.
267 (get_initial_def_for_induction): Pass additional argument in call to
269 (vect_get_vec_def_for_operand): Likewise.
270 (vect_setup_realignment): Likewise.
271 (vectorizable_load): Likewise.
273 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
275 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
276 as argument instead of struct loop.
277 (nested_in_vect_loop_p): New function.
278 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
280 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
281 from other phis in the loop.
282 (destroy_loop_vec_info): Add additional argument to declaration.
284 * tree-vectorizer.c (supportable_widening_operation): Also check if
285 nested_in_vect_loop_p (don't allow changing the order in this case).
286 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
287 of struct loop. Call nested_in_vect_loop_p and don't require
288 flag_unsafe_math_optimizations if it returns true.
289 (new_stmt_vec_info): When setting def_type for phis differentiate
290 loop-header phis from other phis.
291 (bb_in_loop_p): New function.
292 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
293 update their loop_vinfo. Order of BB traversal now matters - call
294 dfs_enumerate_from with bb_in_loop_p.
295 (destroy_loop_vec_info): Takes additional argument to control whether
296 stmt_vinfo of the loop stmts should be destroyed as well.
297 (vect_is_simple_reduction): Allow the "non-reduction" use of a
298 reduction stmt to be defines by a non loop-header phi.
299 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
301 * tree-vect-transform.c (vectorizable_reduction): Call
302 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
303 (vectorizable_call): Likewise.
304 (vectorizable_conversion): Likewise.
305 (vectorizable_operation): Likewise.
306 (vectorizable_type_promotion): Likewise.
307 (vectorizable_type_demotion): Likewise.
308 (vectorizable_store): Likewise.
309 (vectorizable_live_operation): Likewise.
310 (vectorizable_reduction): Likewise. Also pass loop_info to
311 vect_is_simple_reduction instead of loop.
312 (vect_init_vector): Call nested_in_vect_loop_p.
313 (get_initial_def_for_reduction): Likewise.
314 (vect_create_epilog_for_reduction): Likewise.
315 (vect_init_vector): Check which loop to work with, in case there's an
317 (get_initial_def_for_inducion): Extend to handle outer-loop
318 vectorization. Fix indentation.
319 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
320 In the case vect_induction_def get the vector def from the induction
321 phi node, instead of calling get_initial_def_for_inducion.
322 (get_initial_def_for_reduction): Extend to handle outer-loop
324 (vect_create_epilog_for_reduction): Extend to handle outer-loop
326 (vect_transform_loop): Change assert to just skip this case. Add a
328 (vect_finish_stmt_generation): Add a couple asserts.
330 (vect_estimate_min_profitable_iters): Multiply
331 cost of inner-loop stmts (in outer-loop vectorization) by estimated
333 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
334 this is an inner-loop reduction in outer-loop vectorization.
336 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
337 Same code as what used to be vect_analyze_scalar_cycles, only with
338 additional argument loop, and loop_info passed to
339 vect_is_simple_reduction instead of loop.
340 (vect_analyze_scalar_cycles): Code factored out into
341 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
342 Updated documentation.
343 (analyze_operations): Check for inner-loop loop-closed exit-phis during
344 outer-loop vectorization that are live or not used in the outerloop,
345 cause this requires special handling.
346 (vect_enhance_data_refs_alignment): Don't consider versioning for
348 (vect_analyze_data_refs): Check that there are no datarefs in the
350 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
351 and vect_used_in_outer_by_reduction cases.
352 (process_use): Also consider the case of outer-loop stmt defining an
353 inner-loop stmt and vice versa.
354 (vect_analyze_loop_1): New function.
355 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
356 loops. Call vect_analyze_loop_1.
357 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
358 been vectorized. Call destroy_loop_vec_info with additional argument.
360 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
361 in the inner-loop when doing outer-loop vectorization. Add
362 documentation and printout.
363 (vect_recog_dot_prod_pattern): Likewise. Also add check for
364 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
366 2007-08-18 Andrew Pinski <pinskia@gmail.com>
368 * tree-affine.h (print_aff): New prototype.
369 (debug_aff): Likewise.
370 * tree-affine.c (print_aff): New function.
371 (debug_aff): Likewise.
373 2007-08-18 Paul Brook <paul@codesourcery.com>
374 Joseph Myers <joseph@codesourcery.com>
376 * common.opt (-fdebug-prefix-map=): New option.
377 * opts.c: Include debug.h.
378 (common_handle_option): Handle -fdebug-prefix-map.
379 * final.c: Include ggc.h.
380 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
381 remap_debug_filename): New.
382 * Makefile.in (final.o, opts.o): Update dependencies.
383 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
384 * configure.ac: Check for assembler --debug-prefix-map support.
385 * configure, config.in: Regenerate.
386 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
387 (ASM_DEBUG_SPEC): Include ASM_MAP.
388 * doc/install.texi (--with-debug-prefix-map): Document.
389 * doc/invoke.texi (-fdebug-prefix-map): Document.
390 * dbxout.c (dbxout_init, dbxout_start_source_file,
391 dbxout_source_file): Call remap_debug_filename.
392 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
393 dwarf2out_start_source_file, dwarf2out_finish): Call
394 remap_debug_filename.
395 (file_table_relative_p): Do not check d->emitted_number.
396 * toplev.c (output_file_directive): Call remap_debug_filename.
397 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
398 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
400 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
402 * loop-invariant.c (find_invariants_to_move): Add missing macro
405 2007-08-17 Tom Tromey <tromey@redhat.com>
407 * tree.h (struct tree_label_decl): Removed old "java" fields.
409 2007-08-17 Richard Sandiford <richard@codesourcery.com>
410 Nigel Stephens <nigel@mips.com>
412 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
413 Treat -mno-data-in-code and -mcode-xonly as aliases for
414 -mcode-readable=no and -mcode-readable=pcrel respectively.
415 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
416 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
417 (MULTILIB_DIRNAMES): Update accordingly.
419 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
421 * Makefile.in (version.o): Depend on $(REVISION) only if
422 REVISION_s is defined.
424 2007-08-17 Sa Liu <saliu@de.ibm.com>
425 Ulrich Weigand <uweigand@de.ibm.com>
428 * tree.c (reconstruct_complex_type): For a pointer to a vector,
429 use build_qualified_type to retain qualifiers of the base type.
431 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
433 * config/score/score.md : Update pattern tablejump.
434 * config/score/score.c : Update score_initialize_trampoline
436 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
437 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
438 * doc/contrib.texi: Add my entry.
440 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
442 * Makefile.in (REVISION): New.
445 (version.o): Also depend on $(REVISION). Add
446 -DREVISION=$(REVISION_s).
448 * version.c (version_string): Add REVISION.
450 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
452 * tree-eh.c (lower_try_finally_onedest): Reset the locus
453 of GOTO that's relocated to a different block.
455 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
457 * c-common.c (const_strip_array_types): New.
458 * c-common.h (lang_missing_noreturn_ok_p): Delete.
459 (const_strip_array_types): New.
460 * c-objc-common.c (c_disregard_inline_limits,
461 c_warn_unused_global_decl): Constify.
462 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
463 c_vla_type_p, c_incomplete_type_error): Likewise.
464 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
465 * hooks.c (hook_bool_const_tree_false): New.
466 * hooks.h (hook_bool_const_tree_false): Likewise.
467 * langhooks-def.h (lhd_warn_unused_global_decl,
468 lhd_incomplete_type_error, lhd_expr_size,
469 lhd_tree_inlining_disregard_inline_limits,
470 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
471 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
472 * langhooks.c (lhd_warn_unused_global_decl,
473 lhd_incomplete_type_error,
474 lhd_tree_inlining_disregard_inline_limits,
475 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
476 lhd_expr_size): Likewise.
477 * langhooks.h (lang_hooks_for_tree_inlining,
478 lang_hooks_for_tree_dump, lang_hooks_for_types,
479 lang_hooks_for_decls, lang_hooks): Likewise.
480 * pointer-set.c (pointer_set_t, pointer_set_create,
481 pointer_set_contains, insert_aux, pointer_set_insert,
482 pointer_set_traverse, pointer_map_t, pointer_map_create,
483 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
485 * pointer-set.h (pointer_set_contains, pointer_set_insert,
486 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
487 pointer_map_traverse): Likewise.
488 * predict.c (assert_is_empty): Likewise.
489 * tree-affine.c (free_name_expansion): Likewise.
490 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
491 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
492 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
494 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
496 * tree-vectorizer.c (new_loop_vec_info): Initialize new
498 (destroy_loop_vec_info): Add call to VEC_free.
499 * tree-vectorizer.h (may_alias_ddrs): Define.
500 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
501 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
502 Change reporting to dump.
503 (vect_is_duplicate_ddr): New.
504 (vect_mark_for_runtime_alias_test): New.
505 (vect_analyze_data_ref_dependences) Add call to
506 vect_mark_for_runtime_alias_test.
507 (vect_enhance_data_refs_alignment): Define local variable
508 vect_versioning_for_alias_required, don't perform
509 peeling for alignment if versioning for alias is
511 (vect_enhance_data_refs_alignment): Use
512 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
513 PARAM_VECT_MAX_VERSION_CHECKS.
514 * tree-vect-transform.c
515 (vect_create_cond_for_alias_checks): New.
516 (vect_transform_loop): Add call to
517 vect_create_cond_for_alias_checks.
518 (vect_vfa_segment_size): New.
519 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
521 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
522 * gcc/doc/invoke.texi
523 (vect-max-version-for-alignment-checks): Document.
524 (vect-max-version-for-alias-checks): Document.
525 (vect-max-version-checks): Remove.
527 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
529 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
530 the same line as the instruction for all asm dialects.
532 (*rep_movsi_rex64): Ditto.
534 (*rep_movqi_rex64): Ditto.
535 (*rep_stosdi_rex64): Ditto.
536 (*rep_stossi): Ditto.
537 (*rep_stossi_rex64): Ditto.
538 (*rep_stosqi): Ditto.
539 (*rep_stosqi_rex64): Ditto.
540 (*cmpstrnqi_nz_1): Ditto.
541 (*cmpstrnqi_nz_rex_1): Ditto.
542 (*cmpstrnqi_1): Ditto.
543 (*cmpstrnqi_rex_1): Ditto.
544 (*strlenqi_1): Ditto.
545 (*strlenqi_rex_1): Ditto.
546 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
547 prefix on the same line as the instruction for all asm dialects.
548 (sync_double_compare_and_swap<mode>): Ditto.
549 (*sync_double_compare_and_swapdi_pic): Ditto.
550 (*sync_compare_and_swap_cc<mode>): Ditto.
551 (sync_double_compare_and_swap_cc<mode>): Ditto.
552 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
553 (sync_old_add<mode>): Ditto.
554 (sync_add<mode>): Ditto.
555 (sync_sub<mode>): Ditto.
556 (sync_ior<mode>): Ditto.
557 (sync_and<mode>): Ditto.
558 (sync_xor<mode>): Ditto.
560 2007-08-16 Richard Sandiford <richard@codesourcery.com>
563 * reload.c (find_reloads): Check that the memory returned by
564 find_reloads_toplev was not the result of forcing a constant
566 (find_reloads_toplev): Always use simplify_gen_subreg to get
567 the subreg of a constant. If the result is also a constant,
568 but not a legitimate one, force it into the constant pool
569 and reload its address.
571 2007-08-15 David Edelsohn <edelsohn@gnu.org>
573 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
576 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
578 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
579 directive for the current vector ABI.
581 2007-08-15 Steve Ellcey <sje@cup.hp.com>
584 * caller-save.c (reg_save_code): Set invalide status on restore code.
586 2007-08-15 Diego Novillo <dnovillo@google.com>
588 * tree-ssa-alias.c (compute_memory_partitions): Use
589 alias_bitmap_obstack to allocate bitmaps.
590 (reset_alias_info): Factor out of init_alias_info.
591 Mark all name tags not associated to an SSA name for renaming.
592 (init_alias_info): Call it.
593 (create_name_tags): Tidy. Add comments.
594 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
596 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
598 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
599 scheduler dependencies.
601 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
603 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
605 (*iorsi_1_zext): Likewise.
606 (*iorsi_1_zext_imm): Likewise.
607 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
608 with "rm"/"xm" constraint.
609 (sse2_vmsqrtv2df2): Likewise.
611 2007-08-15 Jakub Jelinek <jakub@redhat.com>
614 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
617 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
619 * tree-pass.h (PROP_pta): Removed.
620 (TODO_rebuild_alias): New.
621 (pass_may_alias): Removed.
622 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
623 aliasing if we changed something.
624 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
626 (pass_may_alias): Removed.
627 (create_structure_vars): Return TODO_rebuild_alias.
628 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
629 * tree-sra.c (tree_sra): Only rebuild aliasing if something
631 (tree_sra_early): We never affect aliasing right now.
632 * tree-flow.h (compute_may_aliases): New prototype.
633 * passes.c: Remove pass_may_alias from the passes.
634 (execute_function_todo): Support TODO_rebuild_alias.
636 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
638 * i386.c: (legitimize_address): Move dllimported variable check
639 infront of legitimizing pic address of CONST symbols.
641 2007-08-14 Steve Ellcey <sje@cup.hp.com>
643 PR tree-optimization/32941
644 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
645 (goto_queue_cmp): Remove.
646 (find_goto_replacement): Change search method.
647 (maybe_record_in_goto_queue): Add assert.
648 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
649 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
651 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
653 * alias.c (component_uses_parent_alias_set): Constify.
654 * alias.h (component_uses_parent_alias_set): Likewise.
655 * cfgrtl.c (print_rtl_with_bb): Likewise.
656 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
657 mpz_get_double_int): Likewise.
658 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
659 mpz_get_double_int): Likewise.
660 * expr.c (is_aligning_offset, undefined_operand_subword_p,
661 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
663 * expr.h (safe_from_p): Likewise.
664 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
666 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
667 zero_sized_type, goa_lhs_expr_p): Likewise.
668 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
669 * rtl.h (print_rtl_with_bb): Likewise.
670 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
671 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
672 * tree-flow-inline.h (bb_stmt_list): Constify.
673 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
675 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
676 const_first_stmt, const_last_stmt): New.
677 (block_may_fallthru, empty_block_p): Constify.
678 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
679 EXPR_ONLY_BODY): New.
680 (expr_first, expr_last, expr_only): Use macro for body.
681 (const_expr_first, const_expr_last, const_expr_only): New.
682 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
683 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
684 ctsi_prev, ctsi_stmt): New.
685 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
686 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
687 * tree-ssa-loop-niter.c (loop_only_exit_p,
688 derive_constant_upper_bound): Likewise.
689 * tree-ssa-phiopt.c (empty_block_p): Likewise.
690 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
691 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
692 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
693 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
694 * tree.c (get_type_static_bounds): Likewise.
695 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
696 (get_type_static_bounds): Constify.
698 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
701 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
702 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
703 (*<addsub><mode>3_cc_overflow): New.
704 (*add<mode>3_cconly_overflow): New.
705 (*sub<mode>3_cconly_overflow): New.
706 (*<addsub>si3_zext_cc_overflow): New.
707 * config/i386/predicates.md (fcmov_comparison_operator): Accept
708 CCCmode for LTU, GTU, LEU and GEU.
709 (ix86_comparison_operator): Likewise.
710 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
711 * config/i386/i386.c (put_condition_code): Support CCCmode.
712 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
713 or MINUS expressions.
715 2007-08-14 Andrew Pinski <pinskia@gmail.com>
718 * c-typeck.c (build_binary_op): Disallow vector float types with
719 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
721 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
723 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
724 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
725 (dep_def): New typedef.
726 (init_dep_1, sd_debug_dep): Declare functions.
727 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
728 (debug_dep_links): Remove.
729 (struct _deps_list): New field 'n_links'.
730 (DEPS_LIST_N_LINKS): New macro.
731 (FOR_EACH_DEP_LINK): Remove.
732 (create_deps_list, free_deps_list, delete_deps_list): Remove
734 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
735 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
736 (copy_deps_list_change_con, move_dep_link): Ditto.
737 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
738 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
740 (INSN_BACK_DEPS): Remove.
741 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
743 (INSN_DEP_COUNT): Remove.
744 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
745 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
746 Declare global variables.
747 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
748 (add_forw_dep, compute_forward_dependences): Remove declarations.
749 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
750 (add_back_forw_dep, delete_back_forw_dep): Ditto.
751 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
753 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
755 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
756 (sd_list_types_def): New typedef.
757 (sd_next_list): Declare function.
758 (struct _sd_iterator): New type.
759 (sd_iterator_def): New typedef.
760 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
762 (FOR_EACH_DEP): New cycle wrapper.
763 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
765 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
766 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
769 * sched-deps.c (init_dep_1): Make global.
770 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
772 (dump_dep): New static function.
773 (dump_dep_flags): New static variable.
774 (sd_debug_dep): New function.
775 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
777 (move_dep_link): Use remove_from_deps_list (), instead of
779 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
780 (dep_link_is_detached_p): New static function.
781 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
783 (dn_pool, dl_pool): New alloc_pools.
784 (dn_pool_diff, dl_pool_diff): New static variables.
785 (create_dep_node, delete_dep_node): New static function.
786 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
787 (deps_list_empty_p): Make it static. Use 'n_links' field.
788 (deps_pools_are_empty_p): New static function.
789 (alloc_deps_list, delete_deps_list): Remove.
790 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
791 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
792 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
793 (forward_dependency_cache): Remove.
794 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
795 'back' from the names. Change signature to use dep_t instead of
797 (add_back_dep): Ditto. Make global.
798 (check_dep_status): Rename to check_dep ().
799 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
801 (sd_finish_insn): Ditto.
802 (sd_find_dep_between_no_cache): New static function.
803 (sd_find_dep_between): New function.
804 (ask_dependency_caches, set_dependency_caches): New static functions.
805 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
806 (add_or_update_dep_1): Separate pieces of functionality into
807 ask_dependency_caches (), update_dependency_caches (),
808 change_spec_dep_to_hard (), update_dep ().
809 (get_back_and_forw_lists): New static function.
810 (sd_add_dep): Separate setting of dependency caches into
811 set_dependency_caches ().
812 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
814 (sd_delete_dep): Ditto.
815 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
816 (dump_lists): New static function.
817 (sd_debug_lists): New debug function.
818 (delete_all_dependences, fixup_sched_groups): Update to use
820 (sched_analyze_2): Create data-speculative dependency only if
821 data-speculation is enabled.
822 (sched_analyze_insn): If insn cannot be speculative, make all its
823 dependencies non-speculative.
824 (sched_analyze): Use sd_init_insn ().
825 (add_forw_dep, compute_forward_dependencies): Remove.
826 (delete_dep_nodes_in_back_deps): New static function.
827 (sched_free_deps): New function.
828 (init_dependency_caches): Init alloc_pools.
829 (extend_depedency_caches): Update after removing of
830 forward_dependency_cache.
831 (free_dependency_caches): Ditto. Free alloc_pools.
832 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
833 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
835 (add_back_forw_dep, delete_back_forw_dep): Ditto.
836 (add_dependence): Use init_dep ().
837 (get_dep_weak_1): New static function.
838 (get_dep_weak): Move logic to get_dep_weak_1 ().
839 (dump_ds): New static function moved from haifa-sched.c:
840 debug_spec_status ().
841 (debug_ds): New debug function.
842 (check_dep_status): Rename to check_dep (). Update to check whole
845 * haifa-sched.c (spec_info): Make global.
846 (added_recovery_block_p): Rename to
847 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
848 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
849 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
850 to use new interfaces.
851 (ok_for_early_queue_removal): Ditto.
852 (schedule_block): Initialize logical uids of insns emitted by the
854 (sched_init): Initialize new variable.
855 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
857 (extend_global): Initialize insn data.
858 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
859 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
861 (add_to_speculative_block): Update to use new interfaces.
862 (create_recovery_block): Set new variables.
863 (create_check_block_twin, fix_recovery_deps): Update to use new
865 (sched_insn_is_legitimate_for_speculation_p): New function.
866 (speculate_insn): Move checking logic to
867 sched_insn_is_legitimate_for_speculation_p ().
868 (sched_remove_insn): Finalize sched-deps information of instruction.
869 (clear_priorities, add_jump_dependencies): Update to use new
871 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
873 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
874 to use new interfaces.
875 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
876 (new_ready): Try to use control speculation only if it is available.
877 (add_branch_dependences): Update to use new interfaces.
878 (compute_block_backward_dependences): Rename to
879 compute_block_dependences (). Call
880 targetm.sched.dependencies_evaluation_hook ().
881 (free_block_dependencies): New static function.
882 (debug_dependencies): Update to use new interfaces.
883 (schedule_region): Remove separate computation of forward dependencies.
884 Move call of targetm.sched.dependencies_evaluation_hook () to
885 compute_block_dependences (). Free dependencies at the end of
886 scheduling the region.
888 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
890 (add_deps_for_risky_insns): Ditto.
891 (schedule_ebb): Remove separate computation of forward dependencies.
892 Free dependencies at the end of scheduling the ebb.
894 * ddg.c (create_ddg_dependence): Update to use new interfaces.
895 (build_intra_loop_deps): Ditto. Remove separate computation of forward
896 dependencies. Free sched-deps dependencies.
898 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
899 to use new interfaces.
900 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
902 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
904 (is_costly_group): Ditto.
906 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
908 * alias.c (rtx_equal_for_memref_p): Constify.
909 * basic-block.h (const_edge, const_basic_block): New.
910 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
911 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
912 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
913 probably_never_executed_bb_p, edge_probability_reliable_p,
914 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
915 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
917 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
918 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
920 * cfganal.c (flow_active_insn_p, forwarder_block_p,
921 flow_nodes_print, dfs_enumerate_from): Likewise.
922 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
923 control_flow_insn_p, count_basic_blocks): Likewise.
924 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
925 get_loop_body_with_size, loop_exit_edge_p): Likewise.
926 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
927 average_num_loop_insns, loop_exit_edge_p,
928 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
929 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
930 average_num_loop_insns, seq_cost): Likewise.
931 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
932 * dominance.c (dominated_by_p): Likewise.
933 * emit-rtl.c (validate_subreg): Likewise.
934 * except.c (can_throw_internal, can_throw_external): Likewise.
935 * except.h (can_throw_internal, can_throw_external): Likewise.
936 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
937 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
938 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
939 simple_mem, store_ops_ok, load_kills_store, find_loads,
940 store_killed_in_insn, store_killed_after, store_killed_before,
941 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
943 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
944 noce_mem_write_may_trap_or_fault_p): Likewise.
945 * pointer-set.c (pointer_set_contains, pointer_map_contains):
947 * pointer-set.h (pointer_set_contains, pointer_map_contains):
949 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
950 probably_cold_bb_p, probably_never_executed_bb_p,
951 edge_probability_reliable_p, br_prob_note_reliable_p,
952 can_predict_insn_p): Likewise.
953 * regclass.c (reg_set_to_hard_reg_set): Likewise.
954 * resource.c (return_insn_p): Likewise.
955 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
957 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
958 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
959 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
960 verify_gimple_modify_stmt): Likewise.
961 * tree-chrec.c (is_not_constant_evolution,
962 is_multivariate_chrec_rec, is_multivariate_chrec,
963 chrec_contains_symbols, chrec_contains_undetermined,
964 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
965 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
966 eq_evolutions_p, scev_direction): Likewise.
967 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
968 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
969 chrec_contains_symbols_defined_in_loop,
970 chrec_contains_undetermined, tree_contains_chrecs,
971 evolution_function_is_affine_multivariate_p,
972 evolution_function_is_univariate_p, chrec_zerop,
973 evolution_function_is_constant_p, evolution_function_is_affine_p,
974 evolution_function_is_affine_or_constant_p,
975 tree_does_not_contain_chrecs, chrec_type): Likewise.
976 * tree-data-ref.c (tree_fold_divides_p,
977 object_address_invariant_in_loop_p, dr_may_alias_p,
978 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
979 same_access_functions, constant_access_functions,
980 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
982 * tree-flow.h (scev_direction): Likewise.
983 * tree-gimple.c (is_gimple_stmt): Likewise.
984 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
986 * tree-pretty-print.c (op_prio): Likewise.
987 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
988 analyzable_condition, backedge_phi_arg_p): Likewise.
989 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
990 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
991 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
994 2007-08-13 Dan Hipschman <dsh@google.com>
997 * c-format.c (check_format_arg): Move check for zero-length
998 format strings below the check for unterminated strings.
1000 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1003 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1006 2007-08-13 Nick Clifton <nickc@redhat.com>
1008 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1010 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1013 * c-format.c (gcc_gfc_length_specs): New array.
1014 (gcc_gfc_char_table): Add unsigned specifier, and references to
1015 the l length modifier.
1016 (format_types_orig): Use the new gcc_gfc_length_specs.
1018 2007-08-12 Sa Liu <saliu@de.ibm.com>
1020 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1021 and with REG_RETVAL note after split.
1023 2007-08-11 David Daney <ddaney@avtrex.com>
1025 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1026 as ATTRIBUTE_UNUSED.
1028 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1029 Segher Boessenkool <segher@kernel.crashing.org>
1031 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1032 HAVE_LOCAL_CPU_DETECT not defined.
1034 2007-08-11 Jan Hubicka <jh@suse.cz>
1036 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1037 (cgraph_process_new_functions): Honor previous value of
1038 disregard_inline_limits.
1039 * ipa-inline.c (compute_inline_parameters): Likewise.
1041 2007-08-11 Ian Lance Taylor <iant@google.com>
1043 * alias.h (alias_set_type): Define new type.
1044 (ALIAS_SET_MEMORY_BARRIER): Use it.
1045 * rtl.h: Include alias.h.
1046 (struct mem_attrs): Use alias_set_type.
1047 * tree.h: Include alias.h
1048 (struct tree_type): Use alias_set_type.
1049 (struct tree_struct_field_tag): Likewise.
1050 (struct tree_decl_common): Likewise.
1051 * alias.c (struct alias_set_entry): Use alias_set_type.
1052 (get_alias_set_entry, alias_set_subset_of): Likewise.
1053 (alias_sets_conflict_p): Likewise.
1054 (alias_sets_must_conflict_p): Likewise.
1055 (objects_must_conflict_p): Likewise.
1056 (get_alias_set, new_alias_set): Likewise.
1057 (record_alias_subset, record_component_aliases): Likewise.
1058 (varargs_set, frame_set): Change to alias_set_type.
1059 (get_varargs_alias_set): Use alias_set_type.
1060 (get_frame_alias_set): Likewise.
1061 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1062 * dse.c (struct store_info): Use alias_set_type.
1063 (struct read_info, struct clear_alias_mode_holder): Likewise.
1064 (clear_alias_set_lookup, canon_address): Likewise.
1065 (record_store, check_mem_read_rtx): Likewise.
1066 (dse_record_singleton_alias_set): Likewise.
1067 (dse_invalidate_singleton_alias_set): Likewise.
1068 * emit-rtl.c (get_mem_attrs): Likewise.
1069 (set_mem_attributes_minus_bitpos): Likewise.
1070 (set_mem_alias_set): Likewise.
1071 * expr.c (store_constructor_field, store_field): Likewise.
1072 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1073 * langhooks.c (lhd_get_alias_set): Likewise.
1074 * langhooks-def.h (lhd_get_alias_set): Likewise.
1075 * reload1.c (alter_reg): Likewise.
1076 * tree-flow.h (struct fieldoff): Likewise.
1077 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1078 (may_alias_p, get_smt_for, create_sft): Likewise.
1079 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1080 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1081 (merge_smts_into): Likewise.
1082 * varasm.c (const_alias_set): Likewise.
1083 * c-common.c (strict_aliasing_warning): Likewise.
1084 (c_common_get_alias_set): Likewise.
1085 * dse.h (dse_record_singleton_alias_set): Update declaration.
1086 (dse_invalidate_singleton_alias_set): Likewise.
1087 * emit-rtl.h (set_mem_alias_set): Likewise.
1088 * c-common.h (c_common_get_alias_set): Likewise.
1089 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1090 * print-tree.c (print_node): Likewise.
1091 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1093 (alpha_setup_incoming_varargs): Use alias_set_type.
1094 * config/i386/i386.c (setup_incoming_varargs_64): Use
1096 (setup_incoming_varargs_ms_64): Likewise.
1097 (ix86_GOT_alias_set): Likewise.
1098 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1099 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1100 (set): Change to alias_set_type.
1101 (get_TOC_alias_set): Use alias_set_type.
1102 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1104 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1105 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1107 (struct_value_alias_set): Likewise.
1108 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1110 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1112 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1113 * config/vxworks.h (TARGET_VXWORKS): Override.
1114 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1115 "mips" if TARGET_VXWORKS.
1117 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1119 * calls.c (avoid_likely_spilled_reg): New function.
1120 (expand_call): Use it.
1122 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1124 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1126 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1128 * config/mips/predicates.md (const_call_insn_operand): Invoke
1129 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1131 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1134 * config/rs6000/driver-rs6000.c: Include link.h.
1135 Use ElfW instead of wordsize-specif typedef.
1137 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1139 * system.h (CONST_CAST): New.
1140 * c-decl.c (c_make_fname_decl): Use it.
1141 * c-lex.c (cb_ident, lex_string): Likewise.
1142 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1143 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1144 give_switch, set_multilib_dir): Likewise.
1145 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1146 * passes.c (execute_one_pass): Likewise.
1147 * prefix.c (update_path): Likewise.
1148 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1149 * tree.c (build_string): Likewise.
1151 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1153 * tree-flow-inline.h (is_exec_stmt): Remove.
1154 (is_label_stmt): Remove.
1155 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1158 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1160 * lower-subreg.c (resolve_shift_zext): Don't adjust
1161 src_reg_num for wordmode operands.
1163 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1164 David Ung <davidu@mips.com>
1166 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1167 (TARGET_SCHED_REORDER2): Define.
1168 (mips_maybe_swap_ready): New.
1169 (mips_last_74k_agen_insn): New.
1170 (mips_74k_agen_init): New.
1171 (mips_74k_agen_reorder): New function to group loads and stores
1173 (mips_sched_init): New.
1174 (mips_sched_reorder): Don't do initialization here. Call
1175 mips_74k_agen_reorder.
1176 (mips_variable_issue): Call mips_74k_agen_init.
1178 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1180 * tree-flow-inline.h (get_filename): Remove.
1182 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1184 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1186 (mips_fetch_insns): Delete in favor of...
1187 (mips_load_store_insns): ...this new function.
1188 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1189 to say whether multiword moves _might_ be split.
1190 (mips_fetch_insns): Delete in favor of...
1191 (mips_load_store_insns): ...this new function.
1192 (mips_rtx_costs): Update the call to mips_address_insns.
1193 (mips_address_cost): Likewise.
1194 * config/mips/mips.md (length): Use mips_load_store_insns instead
1195 of mips_fetch_insns.
1196 * config/mips/constraints.md (R): Use mips_address_insns rather
1197 than mips_fetch_insns. Assume that the move never needs to be split.
1199 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1201 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1202 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1203 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1204 * config/mips/mips.h (mips16_hard_float): Delete.
1205 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1206 definitions, and replace with....
1207 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1208 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1209 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1210 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1211 (override_options): Replace MASK_SOFT_FLOAT references with
1212 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1213 and mips16_hard_float when TARGET_MIPS16.
1215 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1218 * c-typeck.c (build_binary_op): Check for non pointer types before
1219 calling int_fits_type_p.
1221 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1224 * fold-const.c (omit_one_operand): Return only the ommitted expression
1225 if the result is an empty statement.
1226 (pedantic_omit_one_operand): Likewise.
1228 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1230 * c-typeck.c (readonly_error): Improve error for assignment.
1232 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1234 (pp_c_expression): Ditto.
1236 2007-08-09 Simon Baldwin <simonb@google.com>
1238 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1239 break that was preventing simplify_associative_operation() for xor.
1241 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1242 Nigel Stephens <nigel@mips.com>
1244 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1245 Document change in interpretation of value from boolean to
1247 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1248 ffs and ctz using clz.
1249 (expand_unop): Call them.
1250 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1252 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1253 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1254 enable the new ffs expansion on this target.
1256 2007-08-09 Jan Hubicka <jh@suse.cz>
1258 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1259 (expand_ternary_op): Likewise.
1260 (expand_vec_shift_expr): Likewise.
1261 (expand_binop_directly): Likewise.
1262 (expand_binop): Likewise.
1263 (sign_expand_binop): Likewise.
1264 (expand_twoval_unop): Likewise.
1265 (expand_twoval_binop): Likewise.
1266 (expand_twoval_binop_libfunc): Likewise.
1267 (widen_clz): Likewise.
1268 (widen_bswap): Likewise.
1269 (expand_parity): Likewise.
1270 (expand_unop): Likewise.
1271 (expand_abs_nojump): Likewise.
1272 (expand_copysign): Likewise.
1273 (emit_no_conflict_block): Likewise.
1274 (emit_libcall_block): Likewise.
1275 (can_compare_p): Likewise.
1276 (prepare_cmp_insn): Likewise.
1277 (emit_cmp_and_jump_insn_1): Likewise.
1278 (prepare_float_lib_cmp): Likewise.
1279 (emit_conditional_add): Likewise.
1280 (gen_add2_insn): Likewise.
1281 (have_add2_insn): Likewise.
1282 (gen_sub2_insn): Likewise.
1283 (have_sub2_insn): Likewise.
1284 (can_extend_p): Likewise.
1285 (can_fix_p): Likewise.
1286 (can_float_p): Likewise.
1287 (expand_float): Likewise.
1288 (expand_fix): Likewise.
1289 (expand_sfix_optab): Likewise.
1290 (new_optab): Likewise.
1291 (new_convert_optab): Likewise.
1292 (init_libfuncs): Likewise.
1293 (init_interclass_conv_libfuncs): Likewise.
1294 (init_intraclass_conv_libfuncs): Likewise.
1295 (set_conv_libfunc): Likewise.
1296 (init_optabs): Likewise.
1297 (debug_optab_libfuncs): Likewise.
1298 (gen_cond_trap): Likewise.
1299 * optabs.h (optab_handler, convert_optab_hanlder): New.
1300 * genopinit.c: Update optabs generation table.
1301 * reload.c (find_reloads_address_1): Use optabs accestors.
1302 * builtins.c (expand_builtin_mathfn): Likewise.
1303 (expand_builtin_mathfn_2): Likewise.
1304 (expand_builtin_mathfn_3): Likewise.
1305 (expand_builtin_interclass_mathfn): Likewise.
1306 (expand_builtin_sincos): Likewise.
1307 (expand_builtin_cexpi): Likewise.
1308 (expand_builtin_powi): Likewise.
1309 (expand_builtin_strlen): Likewise.
1310 * dojump.c (do_jump): Likewise.
1311 * expr.c (convert_move): Likewise.
1312 (move_by_pieces): Likewise.
1313 (move_by_pieces_ninsns): Likewise.
1314 (can_store_by_pieces): Likewise.
1315 (store_by_pieces_1): Likewise.
1316 (emit_move_via_integer): Likewise.
1317 (emit_move_complex): Likewise.
1318 (emit_move_ccmode): Likewise.
1319 (emit_move_insn_1): Likewise.
1320 (emit_single_push_insn): Likewise.
1321 (store_constructor): Likewise.
1322 (expand_expr_real_1): Likewise.
1323 (do_store_flag): Likewise.
1324 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1325 (enumerate_modes): Likewise.
1326 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1327 (supportable_widening_operation): Likewise.
1328 (supportable_narrowing_operation): Likewise.
1329 * expmed.c (store_bit_field_1): Likewise.
1330 (extract_bit_field_1): Likewise.
1331 (expand_mult_highpart_optab): Likewise.
1332 (expand_smod_pow2): Likewise.
1333 (expand_divmod): Likewise.
1334 (emit_store_flag): Likewise.
1335 * tree-vect-patterns.c
1336 (vect_pattern_recog_1): Likewise.
1337 * tree-ssa-loop-prefetch.c
1338 (nontemporal_store_p): Likewise.
1339 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1340 (vect_create_epilog_for_reduction): Likewise.
1341 (vectorizable_reduction): Likewise.
1342 (vectorizable_operation): Likewise.
1343 (vect_strided_store_supported): Likewise.
1344 (vectorizable_store): Likewise.
1345 (vect_strided_load_supported): Likewise.
1346 (vectorizable_load): Likewise.
1347 * combine.c (simplify_comparison): Likewise.
1348 * tree-vect-generic.c
1349 (type_for_widest_vector_mode): Likewise.
1350 (expand_vector_operations_1): Likewise.
1351 * config/spu/spu.c (spu_expand_mov): Likewise.
1352 (spu_emit_vector_compare): Likewise.
1353 * config/rs6000/rs6000.c
1354 (rs6000_emit_vector_compare): Likewise.
1355 * stmt.c (add_case_node): Likewise.
1356 * reload1.c (gen_reload):
1358 2007-08-09 Michael Matz <matz@suse.de>
1360 * tree.h (fixed_zerop): Declare as taking a const_tree.
1361 * tree.c (fixed_zerop): Take a const_tree.
1363 2007-08-09 Ira Rosen <irar@il.ibm.com>
1365 * tree-vect-transform.c (vectorizable_store): Remove call to
1366 copy_virtual_operands() and call mark_symbols_for_renaming() for
1367 the created vector store.
1368 (vect_setup_realignment): Don't call copy_virtual_operands() and
1369 update_vuses_to_preheader().
1370 (vectorizable_load): Don't call copy_virtual_operands().
1371 (update_vuses_to_preheader): Remove.
1373 2007-08-08 Chao-ying Fu <fu@mips.com>
1375 * tree.def (FIXED_POINT_TYPE): New type.
1376 (FIXED_CST): New constant.
1377 (FIXED_CONVERT_EXPR): New expr.
1378 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1379 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1380 * tree.h (struct tree_base): Add saturating_flag.
1381 Remove one bit of spare for saturating_flag.
1382 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1383 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1384 FIXED_POINT_TYPE_P): Define.
1385 (TYPE_SATURATING): Define.
1386 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1387 (struct tree_fixed_cst): New.
1388 (TYPE_IBIT, TYPE_FBIT): Define.
1389 (tree_node): Add fixed_cst.
1390 (enum tree_index): Add new enumeration values of
1391 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1392 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1393 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1394 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1395 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1396 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1397 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1398 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1399 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1400 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1401 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1402 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1403 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1404 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1405 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1406 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1407 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1408 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1409 (sat_short_fract_type_node, sat_fract_type_node,
1410 sat_long_fract_type_node, sat_long_long_fract_type_node,
1411 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1412 sat_unsigned_long_fract_type_node,
1413 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1414 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1415 unsigned_short_fract_type_node, unsigned_fract_type_node,
1416 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1417 sat_short_accum_type_node, sat_accum_type_node,
1418 sat_long_accum_type_node, sat_long_long_accum_type_node,
1419 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1420 sat_unsigned_long_accum_type_node,
1421 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1422 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1423 unsigned_short_accum_type_node, unsigned_accum_type_node,
1424 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1425 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1426 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1427 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1428 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1429 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1430 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1431 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1432 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1433 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1434 sat_uda_type_node, sat_uta_type_node): New macro.
1435 (make_fract_type, make_accum_type): Declare.
1436 (make_signed_fract_type, make_unsigned_fract_type,
1437 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1438 make_signed_accum_type, make_unsigned_accum_type,
1439 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1440 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1441 make_or_reuse_sat_signed_fract_type,
1442 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1443 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1444 make_or_reuse_sat_unsigned_accum_type): New macro.
1445 (fixed_zerop): Declare.
1446 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1447 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1448 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1449 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1450 * treestruct.def: Add TS_FIXED_CST.
1451 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1453 (tree-dump.o): Likewise.
1454 (print-tree.o): Likewise.
1455 (tree-pretty-print.o): Likewise.
1456 (fold-const.o): Likewise.
1457 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1458 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1459 (is_gimple_min_invariant): Handle FIXED_CST.
1460 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1461 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1462 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1463 (layout_type): Handle FIXED_POINT_TYPE.
1464 (make_fract_type, make_accum_type): New functions.
1465 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1466 * tree-dump.c (fixed-value.h): New include.
1467 (dump_fixed): New function.
1468 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1469 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1470 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1471 * tree-pretty-print.c (fixed-value.h): New include.
1472 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1474 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1475 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1476 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1477 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1478 for non-saturating fixed-point types.
1479 (reassociate_bb): Likewise.
1480 * emit-rtl.c (fixed-value.h): New include.
1481 (fconst0, fconst1): New array.
1482 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1483 * tree-vect-generic.c expand_vector_operation): Support
1484 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1486 (type_for_widest_vector_mode): Add one parameter for the
1488 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1490 Pass the satp parameter to type_for_mode for fixed-point types.
1491 (expand_vector_operations_1): Pass the saturating flag to
1492 type_for_widest_vector_mode.
1493 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1494 and MODE_VECTOR_UACCUM.
1495 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1496 (vectorizable_condition): Likewise.
1497 * tree.c (fixed-value.h): New include.
1498 (tree_code_size): Support FIXED_CST.
1499 (build_fixed): New function.
1500 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1501 (fixed_zerop): New function.
1502 (tree_node_structure): Support FIXED_CST.
1503 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1504 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1505 (type_hash_eq): Handle FIXED_POINT_TYPE.
1506 (simple_cst_equal): Support FIXED_CST.
1507 (iterative_hash_expr): Handle FIXED_CST.
1508 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1509 (get_narrower): Likewise.
1510 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1511 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1512 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1513 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1515 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1516 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1517 (initializer_zerop): Support FIXED_CST.
1518 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1519 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1520 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1521 (is_base_type): Handle FIXED_POINT_TYPE.
1522 (add_type_attribute): Handle FIXED_POINT_TYPE.
1523 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1524 * print-tree.c (fixed-value.h): New include.
1525 (print_node_brief): Support FIXED_CST.
1526 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1527 * c-pretty-print.c (fixed-value.h): New include.
1528 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1529 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1530 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1531 Support fixed-point types for inner items in VECTOR_TYPE.
1532 (pp_c_direct_declarator): Likewise.
1533 (pp_c_declarator): Likewise.
1534 (pp_c_fixed_constant): New function.
1535 (pp_c_constant): Handle FIXED_CST.
1536 (pp_c_primary_expression): Likewise.
1537 (pp_c_expression): Likewise.
1538 * fold-const.c (fixed-value.h): New include.
1539 (negate_expr_p): Return true for FIXED_CST.
1540 (fold_negate_expr): Support FIXED_CST.
1541 (split_tree): Support FIXED_CST.
1542 (const_binop): Support FIXED_CST.
1543 (fold_convert_const_int_from_fixed): New function to convert from
1545 (fold_convert_const_real_from_fixed): New function to convert from
1547 (fold_convert_const_fixed_from_fixed): New function to convert from
1548 fixed to another fixed.
1549 (fold_convert_const_fixed_from_int): New function to convert from
1551 (fold_convert_const_fixed_from_real): New function to convert from
1553 (fold_convert_const): Support conversions from fixed to int, from
1554 fixed to real, from fixed to fixed, from int to fixed, and from real
1556 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1557 (operand_equal_p): Support FIXED_CST.
1558 (make_range): For fixed-point modes, we need to pass the
1559 saturating flag as the 2nd parameter.
1560 (tree_swap_operands_p): Handle FIXED_CST.
1561 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1563 (fold_unary): Support FIXED_CONVERT_EXPR.
1564 (fold_binary): Handle FIXED_CST.
1565 Make sure the type is not saturating, before associating operations.
1566 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1567 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1568 (fold_negate_const): Support FIXED_CST.
1569 (fold_relational_const): Support FIXED_CST.
1570 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1571 (gimplify_expr): Handle FIXED_CST.
1572 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1573 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1574 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1575 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1576 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1577 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1578 LONG_LONG_ACCUM_TYPE_SIZE.
1579 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1580 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1581 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1582 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1583 MODE_ACCUM, and MODE_UACCUM.
1584 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1585 fixed-point types to disable reduction.
1586 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1588 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1590 * config/rs6000/x-rs6000: New file.
1591 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1592 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1593 (EXTRA_SPEC_FUNCTIONS): Define.
1594 (HAVE_LOCAL_CPU_DETECT): Define.
1595 (CC1_CPU_SPEC): Define.
1596 * config/rs6000/driver-rs6000.c: New file.
1597 * config/rs6000/aix.h (CC1_SPEC): Define.
1598 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1599 * config.host: Add x-rs6000 to host_xmake_file if host and target
1600 are rs6000 or powerpc.
1602 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1604 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1606 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1607 Sandra Loosemore <sandra@codesourcery.com>
1608 Chao-ying Fu <fu@mips.com>
1609 Nigel Stephens <nigel@mips.com>
1610 David Ung <davidu@mips.com>
1612 * doc/invoke.texi (-mcode-readable): Document.
1613 * config/mips/mips.opt (mcode-readable): New option.
1614 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1615 * config/mips/mips.h (mips_code_readable_setting): New enum.
1616 (mips_code_readable): Declare.
1617 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1618 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1619 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1620 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1621 boiler-plate comments.
1622 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1623 * config/mips/mips.c (mips_code_readable): New variable.
1624 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1625 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1626 context and -mcode-readable setting to restrict the use of
1627 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1628 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1629 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1630 (mips_blocks_for_constant_p): Only return false for
1631 TARGET_MIPS16_PCREL_LOADS.
1632 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1633 for MIPS16. Handle SYMBOL_32_HIGH.
1634 (mips_const_insns): Allow HIGHs for MIPS16 too.
1635 (mips_unspec_address_offset): New function, split out from...
1636 (mips_unspec_address): ...here.
1637 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1638 16-bit symbolic constants. Assert approropiate conditions for
1639 using the "la" and "dla" macros.
1640 (mips_handle_option): Handle -mcode-readable=.
1641 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1642 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1643 (mips_strip_unspec_address): New function, split out from...
1644 (print_operand_reloc): ...here.
1645 (print_operand): Pass constants through mips_strip_unspec_address.
1646 (print_operand_address): Likewise.
1647 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1648 (mips_select_rtx_section): Remove MIPS16 handling.
1649 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1650 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1651 (mips16_lay_out_constants): Do nothing unless
1652 TARGET_MIPS16_PCREL_LOADS.
1653 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1654 * config/mips/mips.md: Split HIGHs for MIPS16.
1655 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1657 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1659 * config/mips/mips-protos.h (mips_emit_move): Declare.
1660 * config/mips/mips.c (mips_emit_move): New function.
1661 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1662 (mips_legitimize_const_move): Likewise.
1663 (mips_legitimize_move): Likewise.
1664 (mips_split_64bit_move): Likewise.
1665 (mips_restore_gp): Likewise.
1666 (mips_load_call_address): Likewise.
1667 (mips_emit_fcc_reload): Likewise.
1668 (mips_set_return_address): Likewise.
1669 (mips_block_move_straight): Likewise.
1670 (mips_block_move_loop): Likewise.
1671 (mips_setup_incoming_varargs): Likewise.
1672 (mips_save_reg): Likewise.
1673 (mips_expand_prologue): Likewise.
1674 (mips_restore_reg): Likewise.
1675 (mips_expand_epilogue): Likewise.
1676 (mips_output_mi_thunk): Likewise.
1677 (build_mips16_call_stub): Likewise.
1678 (mips_builtin_branch_and_move): Likewise.
1679 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1680 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1681 (fixuns_truncdfdi2): Likewise.
1682 (fixuns_truncsfsi2): Likewise.
1683 (fixuns_truncsfdi2): Likewise.
1684 (loadgp_absolute): Likewise.
1685 (builtin_setjmp_setup): Likewise.
1686 (builtin_longjmp): Likewise.
1687 (untyped_call): Likewise.
1689 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1691 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1692 an "rtx *" argument. Return a bool.
1693 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1694 values and return true if they can be split. Take the same kind of
1695 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1696 and store the lo_sum there if nonnull. Use the symbol type to
1697 determine whether a $gp or HIGH is needed.
1698 (mips_legitimize_address): Update call to mips_split_symbol and
1699 simplify accordingly.
1700 (mips_legitimize_const_move): Likewise.
1701 * config/mips/mips.md: In the combine define_split,
1702 check mips_split_symbol instead of splittable_symbolic_operand.
1703 Update use of mips_split_symbol in the generator code.
1704 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1706 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1708 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1709 (mips_symbol_insns_1): New function, split out from...
1710 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1711 and stores separately from load addresses.
1712 (mips_classify_address): Replace uses of mips_symbolic_address_p
1713 with uses of mips_symbol_insns.
1714 (mips_address_insns): Update calls to mips_symbol_insns.
1715 (mips_const_insns): Likewise.
1716 (mips_legitimize_address): Likewise.
1718 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1720 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1721 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1722 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1723 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1724 non-call contexts if TARGET_MIPS16.
1725 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1726 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1727 code for SYMBOL_ABSOLUTE.
1728 (mips_symbol_insns): Likewise.
1730 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1732 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1733 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1734 (mips_symbolic_constant_p): Likewise. Update the call to
1735 mips_classify_symbol.
1736 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1737 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1738 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1739 (print_operand_reloc): Add a context argument. Update the call to
1740 mips_symbolic_constant_p.
1741 (print_operand): Update the calls to print_operand_reloc.
1742 (print_operand_address): Use print_operand_reloc rather than
1744 (mips_rewrite_small_data_p): Add a context argument. Update the call
1745 to mips_symbolic_constant_p.
1746 (mips_small_data_pattern_1): Make DATA the containing mem.
1747 Update the call to mips_rewrite_small_data_p.
1748 (mips_rewrite_small_data_1): Likewise.
1749 (mips_use_anchors_for_symbol_p): Update the call to
1750 mips_symbolic_constant_p.
1751 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1752 (splittable_symbolic_operand): Likewise.
1753 (move_operand): Likewise.
1754 (absolute_symbolic_operand): Likewise.
1755 (got_disp_operand): Likewise.
1756 (got_page_ofst_operand): Likewise.
1758 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1760 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1761 (SYMBOL_ABSOLUTE): ...this.
1762 (SYMBOL_SMALL_DATA): Rename to...
1763 (SYMBOL_GP_RELATIVE): ...this.
1764 (SYMBOL_CONSTANT_POOL): Rename to...
1765 (SYMBOL_PC_RELATIVE): ...this.
1766 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1767 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1768 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1769 after above changes.
1770 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1771 (general_symbolic_operand): Rename to...
1772 (absolute_symbolic_operand): ...this.
1773 * config/mips/mips.md: Update after above changes.
1775 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1776 Revital Eres <eres@il.ibm.com>
1778 * ddg.c (print_ddg): Add dump information.
1779 * modulo-sched.c (print_node_sched_params): Add parameter and
1781 (calculate_maxii): Remove function.
1782 (undo_generate_reg_moves): Likewise.
1783 (undo_permute_partial_schedule): Likewise.
1784 (kernel_number_of_cycles): Likewise.
1785 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1786 (sms_schedule): Use it. Remove profitability checks.
1787 (sms_schedule_by_order): Fix order of nodes within the cycle.
1789 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1791 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1792 -profile option, add pie support.
1793 (ENDFILE_SPEC): New spec.
1794 * config/gnu.h (LIB_SPEC): Add -profile option.
1796 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1798 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1799 * config/gnu.h (LIB_SPEC): Likewise.
1801 2007-08-07 Yaz Saito <saito@google.com>
1802 Ian Lance Taylor <iant@google.com>
1804 * common.opt (finstrument-functions-exclude-function-list): New
1806 (finstrument-functions-exclude-file-list): New option.
1807 * opts.c (char_p): Define and DEF_VEC.
1808 (flag_instrument_functions_exclude_functions): New static
1810 (flag_instrument_functions_exclude_files): New static variable.
1811 (add_instrument_functions_exclude_list): New static function.
1812 (flag_instrument_functions_exclude_p): New function.
1813 (common_handle_option): Handle new options.
1814 * flags.h (flag_instrument_functions_exclude_p): Declare.
1815 * gimplify.c (gimplify_function_tree): Call
1816 flag_instrument_functions_exclude_p.
1817 * doc/invoke.texi (Option Summary): Mention new options.
1818 (Code Gen Options): Document new options.
1820 2007-08-07 Ian Lance Taylor <iant@google.com>
1822 PR rtl-optimization/32776
1823 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1824 (resolve_use): Likewise.
1825 (decompose_multiword_subregs): Remove "changed" local variable.
1827 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1829 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1830 * configure: Regenerate.
1831 * config.in: Regenerate.
1832 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1835 2007-08-07 Ian Lance Taylor <iant@google.com>
1837 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1838 note, just delete the insn.
1840 2007-08-07 Andreas Schwab <schwab@suse.de>
1843 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1846 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1848 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1849 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1850 (decompose_multiword_subregs): Use the functions above to decompose
1851 multiword shifts and zero-extends.
1853 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1855 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1856 "assemble" descriptions which were swapped.
1858 2007-08-06 Chao-ying Fu <fu@mips.com>
1860 * fixed-value.h: New file.
1861 * fixed-value.c: New file.
1862 * Makefile.in (OBJS-common): Add fixed-value.o.
1863 (fixed-value.o): New rule.
1864 (GTFILES): Add fixed-value.h.
1865 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1866 to compare a.low and b.low.
1867 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1869 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1870 Daniel Jacobowitz <dan@codesourcery.com>
1873 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1875 (x86_64-*-netbsd*): Likewise.
1876 (x86_64-*-linux*): Likewise.
1877 (x86_64-*-kfreebsd*-gnu): Likewise.
1878 (x86_64-*-knetbsd*-gnu): Likewise.
1879 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1881 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1883 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1884 Add -fno-asynchronous-unwind-tables.
1886 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1887 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1888 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1889 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1890 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1892 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1894 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1895 (TARGET_C_MODE_FOR_SUFFIX): New.
1897 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1899 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1901 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1903 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1905 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1907 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1908 before checking function returns in conditional expressions.
1910 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1913 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1915 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1918 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1919 for INTEGRAL_TYPE_P.
1921 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1923 * configure.ac: Remove --enable-checking=df from default settings.
1924 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1925 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1926 if the parameter is true.
1927 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1928 DF_VERIFY_SCHEDULED flag is true.
1929 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1930 (df_finish_pass): Adjust prototype.
1931 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1934 * see.c (pass_see): Add TODO_df_verify.
1935 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1936 * global.c (rest_of_handle_global_alloc): Schedule verification
1938 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1940 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1941 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1942 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1944 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1945 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1946 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1948 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1949 Revital Eres <eres@il.ibm.com>
1951 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1953 * ddg.c (create_ddg_dependence): Rename to...
1954 (create_ddg_dep_from_intra_loop_link): This. Do not check
1955 for interloop edges. Do not create anti dependence edge when
1956 a true dependence edge exists in the opposite direction and
1957 -fmodulo-sched-allow-regmoves is set.
1958 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1959 (add_cross_iteration_register_deps): Create anti dependence edge
1960 when -fno-modulo-sched-allow-regmoves is set.
1961 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1963 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1965 * config/arm/arm.md (movsi): Add braces.
1967 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1970 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1971 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1973 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1975 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1977 * cfgloopmanip.c (remove_path, create_preheaders,
1978 force_single_succ_latches, fix_loop_structure): Ditto.
1979 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1980 tree_duplicate_loop_to_header_edge): Ditto.
1981 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1982 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1984 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1985 cleanup_tree_cfg): Ditto.
1986 * tree-cfg.c (tree_merge_blocks): Ditto.
1987 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1988 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1989 loop_preheader_edge, single_exit): Ditto.
1990 (flow_loops_find): Do not clear loops->state.
1991 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1992 loops_state_clear): New functions.
1994 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1997 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
1998 when adding to the base and convert ELT to sizetype instead of type.
2000 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2003 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2004 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2006 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2009 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2010 correct type the negate expression.
2012 2007-08-03 Jan Hubicka <jh@suse.cz>
2014 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2017 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2019 * config/rs6000/rs6000.c (struct processor_cost): Change
2020 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2021 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2023 (rios1_costs, rios2_cost): Correct cache line size.
2024 (rs6000_override_options): Set l2-cache-size parameter.
2026 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2027 Diego Novillo <dnovillo@google.com>
2030 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2031 if the range includes 0.
2033 2007-08-03 Ben Elliston <bje@au.ibm.com>
2035 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2036 mode to unspec expressions to silence a warning from the generator
2039 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2041 * config/ia64/constraints.md ("U"): Make constraint vector only.
2043 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2046 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2047 always_inline attribute on the function decl.
2049 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2052 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2053 if we are compiling with -fPIC.
2055 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2056 Nigel Stephens <nigel@mips.com>
2058 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2059 Define for MIPS32 and MIPS64.
2061 2007-08-02 Nick Clifton <nickc@redhat.com>
2063 * config/host-hpux.c: Change copyright header to refer to version
2064 3 of the GNU General Public License and to point readers at the
2065 COPYING3 file and the FSF's license web page.
2066 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2067 config/alpha/linux.h, config/alpha/alpha.opt,
2068 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2069 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2070 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2071 config/alpha/alpha.h, config/alpha/sync.md,
2072 config/alpha/openbsd.h, config/alpha/alpha.md,
2073 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2074 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2075 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2076 config/alpha/constraints.md, config/alpha/osf.h,
2077 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2078 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2079 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2080 config/frv/frv-asm.h, config/frv/frv-protos.h,
2081 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2082 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2083 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2084 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2085 config/s390/s390.opt, config/s390/s390-modes.def,
2086 config/s390/fixdfdi.h, config/s390/constraints.md,
2087 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2088 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2089 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2090 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2091 config/m32c/prologue.md, config/m32c/m32c.abi,
2092 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2093 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2094 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2095 config/m32c/jump.md, config/m32c/shift.md,
2096 config/m32c/m32c-protos.h, config/libgloss.h,
2097 config/spu/spu-protos.h, config/spu/predicates.md,
2098 config/spu/spu-builtins.h, config/spu/spu.c,
2099 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2100 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2101 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2102 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2103 config/sparc/hypersparc.md, config/sparc/predicates.md,
2104 config/sparc/linux.h, config/sparc/sp64-elf.h,
2105 config/sparc/supersparc.md, config/sparc/cypress.md,
2106 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2107 config/sparc/niagara.md, config/sparc/sparc.md,
2108 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2109 config/sparc/sparc.opt, config/sparc/sync.md,
2110 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2111 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2112 config/sparc/sparc.c, config/sparc/little-endian.opt,
2113 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2114 config/sparc/linux64.h, config/sparc/freebsd.h,
2115 config/sparc/sol2.h, config/sparc/rtemself.h,
2116 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2117 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2118 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2119 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2120 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2121 config/m32r/linux.h, config/m32r/constraints.md,
2122 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2123 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2124 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2125 config/i386/i386.md, config/i386/netware-crt0.c,
2126 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2127 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2128 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2129 config/i386/sol2.h, config/i386/constraints.md,
2130 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2131 config/i386/predicates.md, config/i386/geode.md,
2132 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2133 config/i386/freebsd64.h, config/i386/vxworksae.h,
2134 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2135 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2136 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2137 config/i386/netware.h, config/i386/i386-modes.def,
2138 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2139 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2140 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2141 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2142 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2143 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2144 config/i386/xm-mingw32.h, config/i386/linux64.h,
2145 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2146 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2147 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2148 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2149 config/i386/cygwin2.c, config/i386/i386-protos.h,
2150 config/i386/sync.md, config/i386/openbsd.h,
2151 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2152 config/i386/nto.h, config/i386/biarch64.h,
2153 config/i386/i386-coff.h, config/i386/freebsd.h,
2154 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2155 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2156 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2157 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2158 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2159 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2160 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2161 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2162 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2163 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2164 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2165 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2166 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2167 config/sh/superh64.h, config/sh/rtemself.h,
2168 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2169 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2170 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2171 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2172 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2173 config/avr/predicates.md, config/avr/constraints.md,
2174 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2175 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2176 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2177 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2178 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2179 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2180 config/c4x/predicates.md, config/c4x/c4x.h,
2181 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2182 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2183 config/xtensa/linux.h, config/xtensa/xtensa.h,
2184 config/xtensa/elf.h, config/xtensa/xtensa.md,
2185 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2186 config/xtensa/xtensa-protos.h, config/dbx.h,
2187 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2188 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2189 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2190 config/host-solaris.c, config/fr30/fr30.h,
2191 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2192 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2193 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2194 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2195 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2196 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2197 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2198 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2199 config/cris/predicates.md, config/cris/linux.h,
2200 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2201 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2202 config/cris/aout.opt, config/cris/cris-protos.h,
2203 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2204 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2205 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2206 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2207 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2208 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2209 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2210 config/chorus.h, config/mn10300/mn10300.c,
2211 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2212 config/mn10300/mn10300.h, config/mn10300/linux.h,
2213 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2214 config/mn10300/mn10300.md, config/ia64/predicates.md,
2215 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2216 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2217 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2218 config/ia64/freebsd.h, config/ia64/ia64.md,
2219 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2220 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2221 config/gofast.h, config/rtems.h, config/sol2-10.h,
2222 config/m68k/predicates.md, config/m68k/m68k.md,
2223 config/m68k/linux.h, config/m68k/m68k-modes.def,
2224 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2225 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2226 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2227 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2228 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2229 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2230 config/m68k/constraints.md, config/m68k/rtemself.h,
2231 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2232 config/m68k/uclinux.h, config/rs6000/power4.md,
2233 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2234 config/rs6000/linux.h, config/rs6000/eabi.h,
2235 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2236 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2237 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2238 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2239 config/rs6000/windiss.h, config/rs6000/603.md,
2240 config/rs6000/aix41.h, config/rs6000/cell.md,
2241 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2242 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2243 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2244 config/rs6000/default64.h, config/rs6000/7xx.md,
2245 config/rs6000/darwin.opt, config/rs6000/spe.md,
2246 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2247 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2248 config/rs6000/7450.md, config/rs6000/linux64.h,
2249 config/rs6000/constraints.md, config/rs6000/440.md,
2250 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2251 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2252 config/rs6000/rs6000.h, config/rs6000/power6.md,
2253 config/rs6000/predicates.md, config/rs6000/altivec.md,
2254 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2255 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2256 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2257 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2258 config/rs6000/linux64.opt, config/rs6000/sync.md,
2259 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2260 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2261 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2262 config/rs6000/eabispe.h, config/rs6000/e500.h,
2263 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2264 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2265 config/rs6000/aix.h, config/rs6000/vxworks.h,
2266 config/rs6000/40x.md, config/rs6000/aix51.h,
2267 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2268 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2269 config/arc/arc.h, config/mcore/mcore-elf.h,
2270 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2271 config/mcore/mcore.md, config/mcore/mcore.c,
2272 config/mcore/mcore.opt, config/mcore/mcore.h,
2273 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2274 config/score/predicates.md, config/score/score-version.h,
2275 config/score/score-protos.h, config/score/misc.md,
2276 config/score/elf.h, config/score/score.c, config/score/mac.md,
2277 config/score/score7.md, config/score/score.h,
2278 config/score/score-conv.h, config/score/score-mdaux.c,
2279 config/score/score.md, config/score/score.opt,
2280 config/score/score-modes.def, config/score/score-mdaux.h,
2281 config/score/mul-div.S, config/arm/uclinux-elf.h,
2282 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2283 config/arm/symbian.h, config/arm/linux-elf.h,
2284 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2285 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2286 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2287 config/arm/strongarm-pe.h, config/arm/arm.h,
2288 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2289 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2290 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2291 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2292 config/arm/arm-cores.def, config/arm/arm-protos.h,
2293 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2294 config/arm/wince-pe.h, config/arm/neon.md,
2295 config/arm/constraints.md, config/arm/neon.ml,
2296 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2297 config/arm/arm.opt, config/arm/arm926ejs.md,
2298 config/arm/predicates.md, config/arm/iwmmxt.md,
2299 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2300 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2301 config/arm/neon-testgen.ml, config/arm/arm.md,
2302 config/arm/xscale-coff.h, config/arm/pe.c,
2303 config/arm/arm-generic.md, config/arm/pe.h,
2304 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2305 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2306 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2307 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2308 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2309 config/pa/predicates.md, config/pa/pa64-hpux.h,
2310 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2311 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2312 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2313 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2314 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2315 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2316 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2317 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2318 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2319 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2320 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2321 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2322 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2323 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2324 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2325 config/mips/linux64.h, config/mips/elforion.h,
2326 config/mips/constraints.md, config/mips/generic.md,
2327 config/mips/predicates.md, config/mips/4300.md,
2328 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2329 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2330 config/mips/5k.md, config/mips/vr4120-div.S,
2331 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2332 config/mips/mips-protos.h, config/mips/6000.md,
2333 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2334 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2335 config/mips/mips-modes.def, config/mips/vr.h,
2336 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2337 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2338 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2339 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2340 config/vax/openbsd1.h, config/vax/netbsd.h,
2341 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2342 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2343 config/h8300/rtems.h, config/h8300/predicates.md,
2344 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2345 config/h8300/h8300.md, config/h8300/h8300.opt,
2346 config/h8300/coff.h, config/h8300/h8300-protos.h,
2347 config/v850/v850.md, config/v850/predicates.md,
2348 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2349 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2350 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2351 config/mmix/mmix.h, config/mmix/predicates.md,
2352 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2353 config/mmix/mmix.c, config/mmix/mmix.opt,
2354 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2355 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2356 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2357 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2360 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2362 * emit-rtl.c (reset_used_decls): Rename to...
2363 (set_used_decls): ...this. Set the used flag rather than clearing it.
2364 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2365 DECL_RTLs rather than resetting them.
2367 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2369 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2371 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2373 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2374 argument to find_reloads_address.
2376 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2378 PR tree-optimization/32919
2379 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2380 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2381 (coalesce_ssa_name): Call it.
2383 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2384 David Ung <davidu@mips.com>
2386 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2387 (__mips16_unorddf2, __mips16_floatunsidf): New.
2388 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2390 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2392 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2394 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2395 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2396 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2397 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2398 * omp-low.c (get_ws_args_for, determine_parallel_type,
2399 expand_omp_for_generic, expand_omp_for_static_nochunk,
2400 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2401 Work with more precise CFG.
2402 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2403 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2405 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2406 * gimple-low.c (lower_stmt): Ditto.
2407 * tree-inline.c (estimate_num_insns_1): Ditto.
2408 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2409 (OMP_SECTIONS_SWITCH): New.
2410 * tree-cfgcleanup.c (cleanup_omp_return): New.
2411 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2412 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2413 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2414 (tree_redirect_edge_and_branch): Handle omp constructs.
2416 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2417 with three arguments.
2419 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2421 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2424 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2426 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2427 the loop structures may need fixing.
2428 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2430 (cleanup_tree_cfg_loop): Removed.
2431 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2432 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2433 instead of running cleanup_tree_cfg_loop.
2434 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2435 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2436 (tree_predictive_commoning): Declaration changed.
2437 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2439 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2441 * doc/invoke.texi (l1-cache-size): Update documentation.
2442 (l2-cache-size): Document.
2443 * params.h (L2_CACHE_SIZE): New macro.
2444 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2445 that L1_CACHE_SIZE is in kB now.
2446 (L2_CACHE_SIZE_BYTES): New macro.
2447 (tree_ssa_prefetch_arrays): Show size in kB.
2448 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2449 and l2_cache_size fields.
2450 * config/i386/driver-i386.c (describe_cache): Detect cache size
2452 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2453 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2454 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2455 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2456 (override_options): Set l1-cache-size and l2-cache-size to default
2457 values if not specified otherwise.
2458 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2459 (PARAM_L2_CACHE_SIZE): New.
2461 2007-08-01 Nigel Stephens <nigel@mips.com>
2462 David Ung <davidu@mips.com>
2463 Thiemo Seufer <ths@mips.com>
2464 Chris Dearman <chris@mips.com>
2465 Richard Sandiford <richard@codesourcery.com>
2467 * config.gcc (mips*-sde-elf*): New stanza.
2468 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2469 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2470 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2471 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2472 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2473 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2475 * config/mips/sde.h: New file.
2476 * config/mips/t-libgcc-mips16: Likewise.
2477 * config/mips/t-sde: Likewise.
2478 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2479 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2480 _MIPS_FPSET and _MIPS_SZINT.
2481 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2482 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2483 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2484 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2485 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2486 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2487 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2488 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2489 _MIPS_SZPTR and _MIPS_FPSET.
2490 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2491 architecture is specified.
2492 (MIPS_32BIT_OPTION_SPEC): New macro.
2494 2007-07-31 Dan Hipschman <dsh@google.com>
2496 * gcc.c (end_going_arg): New function.
2497 (do_spec_2): Use it.
2498 (do_spec_1): Use it.
2500 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2502 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2503 only if ENABLE_CHECKING is defined.
2505 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2507 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2508 df_ru_add_problem, df_ru_get_bb_info): Removed.
2509 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2510 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2511 df_ru_free_bb_info, df_ru_alloc,
2512 df_ru_bb_local_compute_process_def,
2513 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2514 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2515 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2516 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2517 df_ru_add_problem): Removed.
2519 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2522 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2523 (casesi32p, casesi64p): Likewise.
2524 (casesi): Adjust for above.
2526 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2528 * mode-switching.c (create_pre_exit): Don't search past calls.
2530 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2532 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2534 2007-07-31 Revital Eres <eres@il.ibm.com>
2536 * ddg.c (add_deps_for_def): Rename to...
2537 (add_cross_iteration_register_deps): This. Change implementation
2538 to use only reaching def and def-use chains to construct the
2539 inter loop dependencies.
2540 (add_deps_for_use): Remove function.
2541 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2542 function to build the inter loop dependencies.
2543 * modulo-sched.c (sms_schedule): Build only
2544 reaching def and def-use chains for the propose of the ddg
2547 2007-07-31 Julian Brown <julian@codesourcery.com>
2549 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2550 New define_insns. Use correct RTL.
2551 (vec_set<mode>): Write as expander.
2553 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2555 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2556 to an unallocated space.
2558 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2561 (split_constant_offset): Enable split_constant_offset to extract
2562 constants from other statements.
2563 * tree-vect-transform.c
2564 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2565 to a temp var. Force base_offset to be simple.
2567 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2569 * df-scan.c (df_scan_verify): Remove artificial limit on
2570 the number of blocks for verification.
2571 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2572 df_simulate_defs): Avoid unnecessary insn checking for defs.
2574 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2576 * config/m68k/lb1sf68.asm (FUNC): New macro.
2578 (__udivsi3): Likewise.
2579 (__divsi3): Likewise.
2580 (__umodsi3): Likewise.
2581 (__modsi3): Likewise.
2582 (__subdf3): Likewise.
2583 (__adddf3): Likewise.
2584 (__muldf3): Likewise.
2585 (__divdf3): Likewise.
2586 (__negdf2): Likewise.
2587 (__cmpdf2): Likewise.
2588 (__subsf3): Likewise.
2589 (__addsf3): Likewise.
2590 (__mulsf3): Likewise.
2591 (__divsf3): Likewise.
2592 (__negsf2): Likewise.
2593 (__cmpsf2): Likewise.
2594 (__eqdf2): Likewise.
2595 (__nedf2): Likewise.
2596 (__gtdf2): Likewise.
2597 (__gedf2): Likewise.
2598 (__ltdf2): Likewise.
2599 (__ledf2): Likewise.
2600 (__eqsf2): Likewise.
2601 (__nesf2): Likewise.
2602 (__gtsf2): Likewise.
2603 (__gesf2): Likewise.
2604 (__ltsf2): Likewise.
2605 (__lesf2): Likewise.
2607 2007-07-30 Ollie Wild <aaw@google.com>
2609 * c-ppoutput.c (print_lines_directives_only): New function.
2610 (scan_translation_unit_directives_only): New function.
2611 (preprocess_file): Add call to scan_translation_unit_directives_only.
2612 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2613 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2614 -fdirectives-only. Add errors for -fdirectives-only conflict with
2615 -Wunused-macros and -traditional.
2616 (finish_options): Add builtin macro initialization for
2617 -fdirectives-only + -fpreprocessed.
2618 * c.opt (fdirectives-only): New.
2619 * doc/cppopts.texi (fdirectives-only): New.
2621 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2623 * alias.c (record_set, memory_modified_1): Constify.
2624 * bt-load.c (note_btr_set): Likewise.
2625 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2626 * combine.c (set_nonzero_bits_and_sign_copies,
2627 expand_field_assignment, record_dead_and_set_regs_1,
2628 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2629 likely_spilled_retval_1): Likewise.
2630 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2631 frv_io_handle_set): Likewise.
2632 * config/mips/mips.c (mips_sim_record_set,
2633 vr4130_true_reg_dependence_p_1): Likewise.
2634 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2635 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2636 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2637 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2638 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2639 * ddg.c (mark_mem_store): Likewise.
2640 * df-problems.c (df_urec_mark_reg_change): Likewise.
2641 * function.c (update_epilogue_consts): Likewise.
2642 * gcse.c (record_set_info, record_last_set_info,
2643 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2644 reg_clear_last_set): Likewise.
2645 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2647 * jump.c (reversed_comparison_code_parts): Likewise.
2648 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2649 reg_is_set): Likewise.
2650 * loop-iv.c (mark_altered): Likewise.
2651 * mode-switching.c (reg_becomes_live): Likewise.
2652 * optabs.c (no_conflict_move_test): Likewise.
2653 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2655 * postreload.c (reload_combine_note_store, move2add_note_store):
2657 * regmove.c (flags_set_1): Likewise.
2658 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2660 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2662 * resource.c (update_live_status): Likewise.
2663 * rtl.h (set_of, note_stores): Likewise.
2664 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2665 note_stores, parms_set): Likewise.
2666 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2667 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2669 * var-tracking.c (count_stores, add_stores): Likewise.
2671 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2673 * alias.c (mems_in_disjoint_alias_sets_p,
2674 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2675 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2676 write_dependence_p, mems_in_disjoint_alias_sets_p,
2677 read_dependence, true_dependence, canon_true_dependence,
2678 anti_dependence, output_dependence): Constify.
2679 * combine.c (extended_count): Likewise.
2680 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2681 * cselib.c (get_value_hash, references_value_p,
2682 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2683 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2684 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2685 * function.c (contains, prologue_epilogue_contains,
2686 sibcall_epilogue_contains): Likewise.
2687 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2688 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2689 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2690 reg_or_subregno): Likewise.
2691 * recog.c (asm_noperands): Likewise.
2692 * reload1.c (function_invariant_p): Likewise.
2693 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2694 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2695 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2696 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2697 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2698 extended_count, prologue_epilogue_contains,
2699 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2700 canon_true_dependence, read_dependence, anti_dependence,
2701 output_dependence): Likewise.
2702 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2704 2007-07-30 Julian Brown <julian@codesourcery.com>
2706 * config/arm/neon.md (V_ext): New mode attribute.
2707 (neon_vget_lane<mode>): Replace with define_expand.
2708 (neon_vget_lane<mode>_sext_internal)
2709 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2710 and quad precision vectors.
2711 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2712 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2713 have typeless 32-bit result.
2715 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2718 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2720 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2721 use sizetype for rest.
2722 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2723 (aff_combination_convert): Don't convert rest for pointer types.
2725 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2727 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2729 * tree-ssa-alias.c: Add alloc-pool.h.
2730 (init_alias_info): Free alias_bitmap_obstack.
2731 (delete_alias_info): Call delete_mem_ref_stats.
2732 (get_mem_sym_stats_for): Use alloc_pool.
2733 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2734 (delete_mem_sym_stats): Removed.
2736 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2738 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2739 functions cannot be represented as classical distance vectors.
2741 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2743 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2744 * builtins.c (validate_arg, builtin_mathfn_code,
2745 validate_arglist): Likewise.
2746 * calls.c (call_expr_flags): Likewise.
2747 * combine.c (reg_nonzero_bits_for_combine,
2748 reg_num_sign_bit_copies_for_combine, get_last_value,
2749 reg_truncated_to_mode): Likewise.
2750 * emit-rtl.c (subreg_lowpart_p): Likewise.
2751 * expr.c (highest_pow2_factor_for_target,
2752 categorize_ctor_elements_1, categorize_ctor_elements,
2753 count_type_elements, contains_packed_reference,
2754 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2755 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2756 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2757 native_encode_int, native_encode_real, native_encode_complex,
2758 native_encode_vector, native_encode_expr, native_interpret_int,
2759 native_interpret_real, native_interpret_complex,
2760 native_interpret_vector, native_interpret_expr): Likewise.
2761 * function.c (use_register_for_decl): Likewise.
2762 * gimplify.c (get_name): Likewise.
2763 * langhooks-def.h (lhd_return_null_const_tree): New.
2764 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2765 * langhooks.c (lhd_return_null_const_tree): New.
2766 * langhooks.h (lang_get_callee_fndecl): Constify.
2767 * output.h (constructor_static_from_elts_p): Likewise.
2768 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2769 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2770 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2771 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2772 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2773 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2774 * rtlhooks-def.h (reg_nonzero_bits_general,
2775 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2777 * rtlhooks.c (reg_num_sign_bit_copies_general,
2778 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2780 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2781 * stor-layout.c (mode_for_size_tree): Likewise.
2782 * tree-ssa-loop-im.c (memref_eq): Likewise.
2783 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2784 * tree.c (contains_placeholder_p, type_list_equal,
2785 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2787 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2788 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2789 contains_placeholder_p, contains_packed_reference,
2790 get_callee_fndecl, operand_equal_for_phi_arg_p,
2791 warn_if_unused_value, is_body_block, native_encode_expr,
2792 native_interpret_expr, fold_convertible_p, operand_equal_p,
2793 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2794 validate_arglist, simple_cst_equal, type_list_equal,
2795 use_register_for_decl, call_expr_flags, get_name,
2796 highest_pow2_factor): Likewise.
2797 (const_call_expr_arg_iterator_d,
2798 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2799 first_const_call_expr_arg, more_const_call_expr_args_p,
2800 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2801 * varasm.c (constructor_static_from_elts_p): Constify.
2803 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2805 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2806 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2807 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2808 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2809 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2810 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2811 spelling conventions.
2812 * doc/invoke.texi: Follow spelling conventions.
2814 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2815 Revital Eres <eres@il.ibm.com>
2817 * modulo-sched.c (sms_schedule): Avoid loops which includes
2818 auto-increment instructions.
2820 2007-07-28 Richard Guenther <rguenther@suse.de>
2823 * fold-const.c (fold_cond_expr_with_comparison): Convert
2824 operand zero of MIN/MAX_EXPR to correct type.
2826 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2828 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2829 flags_from_decl_or_type): Constify.
2830 * gcc.c (do_spec_1): Likewise.
2831 * print-tree.c (dump_addr, print_node_brief): Likewise.
2832 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2833 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2834 tree_purge_all_dead_eh_edges): Likewise.
2835 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2836 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2838 * tree.c (expr_location, expr_has_location, expr_locus,
2839 expr_filename, expr_lineno, get_inner_array_type,
2840 fields_compatible_p): Likewise.
2841 * tree.h (get_inner_array_type, fields_compatible_p,
2842 expr_location, expr_has_location, expr_locus, expr_filename,
2843 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2844 setjmp_call_p, alloca_call_p): Likewise.
2846 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2848 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2849 TV_FLOW_INSENSITIVE.
2851 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2853 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2854 (compute_flow_insensitive_aliasing): Ditto for
2855 TV_FLOW_INSENSITIVE.
2857 2007-07-27 Jan Hubicka <jh@suse.cz>
2859 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2862 * attribs.c: Include hashtab.h
2863 (attribute_hash): New.
2864 (substring): New structure.
2865 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2867 (init_attributes): Initialize attribute hash.
2868 (decl_attributes): Use attribute hash.
2869 * Makefile.in (attribs.c): Depend on hashtab.h.
2871 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2873 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2875 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2877 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2878 __mips_dspr2 and __mips_dsp_rev macros.
2879 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2881 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2883 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2885 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2889 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2890 and the updating of the live and do_not_gen sets.
2891 (df_note_bb_compute): Added updating of live and do_not_gen sets
2892 for regular defs so that the case of clobber inside conditional
2893 call is processed correctly.
2895 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2897 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2898 operands with compatible type.
2900 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2902 * expr.h (store_bit_field): Don't return a value.
2903 * expmed.c (check_predicate_volatile_ok): New function.
2904 (store_bit_field_1): New function, extracted from store_bit_field.
2905 Take a fallback_p argument and return true if the operation succeeded.
2906 Only use store_fixed_bit_field if fallback_p. Don't recompute
2907 mode_for_extraction; use op_mode instead. Try forcing memories
2908 into registers if the insv expander fails.
2909 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2910 Don't return a value.
2911 (convert_extracted_bit_field): New function, extracted from
2913 (extract_bit_field_1): Likewise. Take a fallback_p argument
2914 and return NULL if the operation succeeded. Only use
2915 extract_fixed_bit_field if fallback_p. Only calculate one
2916 extraction mode. Combine code for extv and extzv. Try forcing
2917 memories into registers if the ext(z)v expander fails.
2918 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2920 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2922 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2924 (df_ref): Likewise. Put regno with other integer fields.
2926 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2928 * df.h (df_mw_hardreg): Remove "loc" field.
2929 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2931 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2932 split out from df_set_unused_notes_for_mw. Return false for
2933 partial references. Assert that mw_reg is a REG when returning true.
2934 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2935 (df_whole_mw_reg_dead_p): New function, split out from
2936 df_set_dead_notes_for_mw. Return false for partial references.
2937 Assert that mw_reg is a REG when returning true.
2938 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2939 Remove redundant bitmap check.
2941 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2943 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2944 ($(T)crtend.o): Likwise.
2945 ($(T)crtbeginS.o): Likwise.
2946 ($(T)crtendS.o): Likwise.
2947 ($(T)crtfastmath.o): Likwise.
2949 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2951 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2952 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2953 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2954 and x_n_bbs_in_dom_tree fields.
2956 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2958 PR tree-optimization/32087
2959 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2960 Do not call scale_bbs_frequencies_int with prob of zero.
2962 2007-07-26 Julian Brown <julian@codesourcery.com>
2964 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2965 (neon_element_bits): Add prototypes.
2966 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2967 (neon_const_bounds, neon_element_bits): New functions.
2968 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2969 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2970 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2971 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2972 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2973 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2974 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2975 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2976 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2977 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2978 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2979 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2980 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2982 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2984 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2985 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2987 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2988 Julian Brown <julian@codesourcery.com>
2990 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2991 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2992 * config/arm/cortex-a8.md: New.
2993 * config/arm/cortex-a8-neon.md: New.
2994 * config/arm/neon-schedgen.ml: New.
2995 * config/arm/neon.md (vqh_mnem): New.
2997 (Is_float_mode): New.
2998 (Scalar_mul_8_16): New.
3000 (V_mode_nunits): New.
3001 (All instruction patterns): Annotate with neon_type attribute
3003 * config/arm/arm.md: Include cortex-a8.md.
3004 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3006 Annotate instruction patterns accordingly.
3007 (generic_sched): Do not use generic scheduling for Cortex-A8.
3008 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3010 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3012 * fold-const.c (fold_read_from_constant_string): Use
3014 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3016 2007-07-26 Nick Clifton <nickc@redhat.com>
3018 * tree-ssa-operands.h: Change copyright header to refer to version
3019 3 of the GNU General Public License and to point readers at the
3020 COPYING3 file and the FSF's license web page.
3021 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3022 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3023 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3024 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3025 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3026 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3027 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3028 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3029 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3030 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3031 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3032 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3033 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3034 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3035 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3036 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3037 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3038 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3039 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3040 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3041 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3042 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3043 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3044 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3045 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3046 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3047 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3048 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3049 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3050 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3051 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3052 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3053 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3054 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3055 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3056 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3057 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3058 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3059 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3060 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3061 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3062 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3063 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3064 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3065 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3066 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3067 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3068 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3069 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3070 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3071 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3072 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3073 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3074 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3075 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3076 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3077 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3078 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3079 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3080 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3081 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3082 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3083 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3084 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3085 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3086 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3087 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3088 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3089 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3090 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3091 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3092 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3093 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3094 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3095 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3096 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3097 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3098 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3099 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3100 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3101 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3102 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3103 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3104 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3105 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3106 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3107 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3108 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3109 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3110 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3111 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3112 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3113 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3114 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3115 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3116 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3117 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3118 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3119 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3120 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3121 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3122 convert.c, convert.h, langhooks-def.h, reload1.c,
3123 tree-ssa-operands.c: Likewise.
3125 2007-07-26 Jan Hubicka <jh@suse.cz>
3127 * tree-ssa-live.c: Include debug.h and flags.h.
3128 (mark_scope_block_unused): New function.
3129 (remove_unused_scope_block_p): New function.
3130 (remove_unused_locals): Remove unused blocks too.
3132 2007-07-25 Ian Lance Taylor <iant@google.com>
3134 * combine.c (combine_max_regno): Remove. Remove all uses.
3135 (struct reg_stat_struct): Rename from struct reg_stat.
3136 (reg_stat_type): Define, and declare VECs.
3137 (reg_stat): Change from pointer to VEC. Change all uses.
3138 (combine_split_insns): New static function.
3139 (try_combine, find_split_point): Call it instead of split_insns.
3141 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3143 * cfghooks.c (split_block): Fix the information about loop latch.
3145 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3147 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3149 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3151 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3152 Scan the new edge for loop exit info.
3154 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3156 * config/darwin.c: Include debug.h.
3158 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3161 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3163 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3165 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3166 (HARD_REGNO_MODE_OK): Ditto.
3167 (MODES_TIEABLE_P): Ditto.
3168 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3169 (CLASS_MAX_NREGS): Ditto.
3170 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3171 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3172 (divdf3_internal_thr): Removed.
3173 * config/ia64/div.md: New file.
3174 * config/ia64/constraints.md: Add H constraint.
3176 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3178 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3179 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3180 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3181 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3182 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3183 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3184 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3185 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3186 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3187 dump_sbitmap_file, debug_sbitmap, popcount_table,
3188 sbitmap_popcount): Constify.
3189 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3190 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3191 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3192 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3193 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3194 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3195 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3196 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3197 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3198 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3199 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3201 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3203 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3204 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3205 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3206 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3207 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3208 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3209 bitmap_intersect_p, bitmap_intersect_compl_p,
3210 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3211 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3213 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3214 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3215 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3216 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3217 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3218 debug_bitmap, debug_bitmap_file, bitmap_print,
3219 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3220 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3222 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3224 * config/darwin.c (darwin_override_options): Additional fix for
3225 debug info formats that don't support var tracking.
3227 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3229 * cselib.c (entry_and_rtx_equal_p): Constify.
3230 * gengtype.c (output_mangled_typename, write_types, write_local):
3232 * gengtype.h (const_type_p): New.
3233 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3235 * tlink.c (scan_linker_output): De-constify.
3236 * tree-ssa-loop-im.c (memref_eq): Constify.
3237 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3238 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3240 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3242 * c-common.c (fname_as_string, c_type_hash): Constify.
3243 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3244 * cgraph.c (edge_hash, edge_eq): Likewise.
3245 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3246 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3247 reg_attrs_htab_eq): Likewise.
3248 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3250 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3251 const_decl_t, const_state_t, const_automata_list_el_t): New.
3252 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3253 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3254 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3255 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3256 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3257 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3258 compare_max_occ_cycle_nums, out_state_arcs_num,
3259 compare_transition_els_num, units_cmp, state_reservs_cmp):
3261 * genmodes.c (cmp_modes): Likewise.
3262 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3263 * gimplify.c (compare_case_labels): Likewise.
3264 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3265 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3266 * matrix-reorg.c (mtt_info_hash): Likewise.
3267 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3268 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3269 (htab_hash_bucket, htab_hash_elem): Constify.
3270 * tree-browser.c (TB_parent_eq): Likewise.
3271 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3272 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3273 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3274 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3276 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3277 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3278 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3279 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3280 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3282 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3283 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3284 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3285 * tree-ssa-threadupdate.c (redirection_data_hash,
3286 redirection_data_eq): Likewise.
3287 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3288 * tree-ssa.c (var_ann_eq): Likewise.
3289 * tree-vrp.c (compare_case_labels): Likewise.
3290 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3291 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3292 tree_not_check_failed, tree_class_check_failed,
3293 tree_range_check_failed, tree_not_class_check_failed,
3294 omp_clause_check_failed, omp_clause_range_check_failed,
3295 tree_contains_struct_check_failed, tree_operand_check_failed):
3297 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3298 tree_not_check_failed, tree_class_check_failed,
3299 tree_range_check_failed, tree_not_class_check_failed,
3300 tree_operand_check_failed, omp_clause_operand_check_failed,
3301 tree_operand_length): Likewise.
3302 * var-tracking.c (const_variable): New.
3303 (variable_htab_hash, variable_htab_eq): Constify.
3304 * varasm.c (const_desc_hash): Likewise.
3306 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3308 * expr.c (handled_component_p): Constify.
3309 * fold-const.c (fit_double_type): Likewise.
3310 * real.h (real_value_from_int_cst): Likewise.
3311 * tree-flow-inline.h (gimple_in_ssa_p,
3312 gimple_aliases_computed_p, gimple_addressable_vars,
3313 gimple_call_clobbered_vars, gimple_referenced_vars,
3314 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3315 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3316 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3317 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3318 is_label_stmt, is_global_var, phi_ssa_name_p,
3319 factoring_name_p, is_call_clobbered, tree_common_ann,
3320 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3321 unmodifiable_var_p, array_ref_contains_indirect_ref,
3322 ref_contains_array_ref, lookup_subvars_for_var,
3323 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3324 gimple_mem_ref_stats): Likewise.
3325 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3326 may_aliases, is_exec_stmt, is_label_stmt,
3327 ref_contains_array_ref, array_ref_contains_indirect_ref,
3328 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3329 unmodifiable_var_p): Likewise.
3330 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3331 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3332 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3333 cst_and_fits_in_hwi, real_value_from_int_cst,
3334 build_real_from_int_cst, integer_zerop, integer_onep,
3335 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3336 tree_floor_log2, real_zerop, real_onep, real_twop,
3337 real_minus_onep, really_constant_p, purpose_member, chain_member,
3338 list_length, fields_length, int_size_in_bytes, bit_position,
3339 int_bit_position, byte_position, int_byte_position, expr_align,
3340 array_type_nelts, tree_node_structure,
3341 type_contains_placeholder_1, iterative_hash_pointer,
3342 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3343 tree_map_base_eq, type_hash_list, type_hash_eq,
3344 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3345 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3346 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3347 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3348 int_fits_type_p, get_containing_scope, decl_function_context,
3349 decl_type_context, omp_clause_operand_check_failed,
3350 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3351 * tree.h (omp_clause_operand_check_failed, tree_size,
3352 build_real_from_int_cst, array_type_nelts, purpose_member,
3353 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3354 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3355 is_attribute_p, check_qualified_type, expr_align,
3356 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3357 int_byte_position, list_length, fields_length, initializer_zerop,
3358 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3359 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3360 tree_node_structure, handled_component_p, get_containing_scope,
3361 decl_function_context, decl_type_context, real_zerop,
3362 type_num_arguments, fit_double_type, really_constant_p,
3363 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3364 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3365 real_twop, real_minus_onep, int_cst_value): Likewise.
3367 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3369 * cfglayout.c (insn_scope, insn_line): Constify.
3370 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3371 const_double_htab_hash, const_double_htab_eq,
3372 mem_attrs_htab_hash): Likewise.
3373 * loop-iv.c (biv_eq): Likewise.
3374 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3375 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3376 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3378 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3379 error_for_asm, warning_for_asm, _fatal_insn,
3380 _fatal_insn_not_found): Likewise.
3381 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3382 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3383 rtl_check_failed_type2, rtl_check_failed_code1,
3384 rtl_check_failed_code2, rtl_check_failed_code_mode,
3385 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3386 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3387 rtl_check_failed_type2, rtl_check_failed_code1,
3388 rtl_check_failed_code2, rtl_check_failed_code_mode,
3389 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3390 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3391 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3392 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3393 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3394 rtx_unstable_p, get_integer_term, get_related_value,
3395 offset_within_block_p, reg_mentioned_p, count_occurrences,
3396 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3397 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3398 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3399 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3400 find_constant_src, find_reg_fusage, find_regno_fusage,
3401 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3402 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3403 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3404 computed_jump_p, auto_inc_p, in_expr_list_p,
3405 remove_node_from_expr_list, loc_mentioned_in_p,
3406 label_is_jump_target_p, reversed_comparison_code_parts,
3407 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3408 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3409 print_inline_rtx): Likewise.
3410 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3411 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3412 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3413 get_integer_term, get_related_value, offset_within_block_p,
3414 count_occurrences, reg_mentioned_p, no_labels_between_p,
3415 reg_used_between_p, reg_referenced_p, single_set_2,
3416 multiple_sets, set_noop_p, refers_to_regno_p,
3417 reg_overlap_mentioned_p, dead_or_set_p,
3418 covers_regno_no_parallel_p, covers_regno_p,
3419 dead_or_set_regno_p, find_reg_note, find_regno_note,
3420 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3421 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3422 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3423 side_effects_p, may_trap_p_1, may_trap_p,
3424 may_trap_after_code_motion_p, may_trap_or_fault_p,
3425 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3426 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3427 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3428 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3429 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3431 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3432 warning_for_asm): Likewise.
3433 * tree.h (print_rtl): Likewise.
3434 * varasm.c (get_pool_mode): Likewise.
3436 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3438 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3439 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3440 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3441 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3442 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3443 * ddg.c (compare_sccs): Likewise.
3444 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3445 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3446 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3447 decimal_do_fix_trunc, decimal_real_to_integer,
3448 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3449 * dse.c (const_group_info_t): New.
3450 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3451 * dwarf2out.c (const_dw_die_ref): New.
3452 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3453 * tree-browser.c (TB_parent_eq): Likewise.
3454 * unwind-dw2-fde.c (__register_frame_info_bases,
3455 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3456 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3458 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3459 * unwind-dw2.c (uw_frame_state_for): Likewise.
3460 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3461 * value-prof.h (const_histogram_value): New.
3463 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3465 * config/mips/mips.c (machine_function): Add
3466 initialized_mips16_gp_pseudo_p.
3467 (mips16_gp_pseudo_reg): Do not emit the initialization of
3468 mips16_gp_pseudo_rtx when being called from the gimple cost-
3469 calculation routines; emit it on the first use outside those
3472 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3474 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3477 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3478 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3479 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3480 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3481 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3482 Preserve const-ness of parameters through use of __typeof(),
3483 also constify and tidy.
3485 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3486 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3487 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3488 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3489 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3490 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3491 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3492 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3493 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3495 2007-07-25 Julian Brown <julian@codesourcery.com>
3496 Mark Shinwell <shinwell@codesourcery.com>
3498 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3499 (alpha_mangle_type): This.
3500 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3501 (TARGET_MANGLE_TYPE): Define this instead.
3502 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3503 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3504 (arm_init_neon_builtins): Fix comment.
3505 (arm_mangle_map_entry): New.
3506 (arm_mangle_map): New.
3507 (arm_mangle_type): New.
3508 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3509 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3510 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3511 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3512 (TARGET_MANGLE_TYPE): Define this instead.
3513 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3514 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3515 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3516 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3517 (TARGET_MANGLE_TYPE): Define this instead.
3518 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3520 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3521 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3522 (TARGET_MANGLE_TYPE): Define this instead.
3523 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3524 (s390_mangle_type): This.
3525 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3526 (TARGET_MANGLE_TYPE): Define this instead.
3527 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3528 (sparc_mangle_type): This.
3529 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3530 (TARGET_MANGLE_TYPE): Define this instead.
3531 * cp/mangle.c (write_type): Call mangle_type target hook on all
3532 types before mangling. Use original type, not main variant, as
3534 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3535 (TARGET_MANGLE_TYPE): This.
3536 * target.h (gcc_target): Rename mangle_fundamental_type to
3538 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3539 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3541 2007-07-25 Julian Brown <julian@codesourcery.com>
3542 Paul Brook <paul@codesourcery.com>
3543 Joseph Myers <joseph@codesourcery.com>
3544 Mark Shinwell <shinwell@codesourcery.com>
3546 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3547 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3548 (with_fpu): Allow --with-fpu=neon.
3549 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3550 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3551 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3552 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3553 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3554 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3555 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3556 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3557 (output_move_neon): Add prototypes.
3558 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3559 (all_fpus): Add FPUTYPE_NEON.
3560 (fp_model_for_fpu): Add NEON field.
3561 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3562 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3564 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3566 (thumb2_legitimate_address_p): Likewise.
3567 (neon_valid_immediate): Recognize and prepare constants suitable for
3569 (neon_immediate_valid_for_move): New function. Recognize and prepare
3570 immediates for NEON move instructions.
3571 (neon_immediate_valid_for_logic): New function. Recognize and
3572 prepare immediates for NEON logic instructions.
3573 (neon_output_logic_immediate): New function. Create asm string
3574 suitable for outputting immediate logic instructions.
3575 (neon_pairwise_reduce): New function. Implement reduction using
3576 pairwise operations.
3577 (neon_expand_vector_init): New function. Expand a (possibly
3578 non-constant) vector initialization.
3579 (neon_vector_mem_operand): New function. Memory operands supported
3580 for quad-word loads/stores to/from ARM or NEON registers. Don't
3581 allow base+offset addressing for core regs.
3582 (neon_struct_mem_operand): New function. Valid mems for NEON
3584 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3585 from neon_vector_mem_operand addresses without a secondary register.
3586 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3587 (add_minipool_backward_ref): Likewise.
3588 (dump_minipool): Likewise.
3589 (push_minipool_fix): Likewise.
3590 (output_move_quad): New function. Output quad-word moves, loads and
3591 stores using ARM registers.
3592 (output_move_vfp): Add support for vectors in VFP (NEON) D
3594 (output_move_neon): Output a NEON load/store to/from a quadword
3596 (arm_print_operand): Implement new codes:
3597 - 'c' for unadorned integers (without a # sign).
3598 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3600 - 'e', 'f' for the low and high D parts of a NEON Q register.
3601 - 'q' outputs a NEON Q register.
3602 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3603 - 'T' prints NEON opcode features from a coded bitmask.
3604 - 'F' is similar to T, but signed/unsigned codes both print as
3606 - 't' is similar to T, but 'u' is printed instead of 'p'.
3607 - 'O' prints 'r' if NEON instruction should perform rounding (as
3608 specified by bitmask), else prints nothing.
3609 - '#' is a punctuation character to stop operand numbers from
3610 running together with following digits in the assembler
3611 strings for instructions (when using mode attributes).
3612 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3613 constant vectors in big-endian mode, where necessary.
3614 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3615 Handle EI, OI, CI, XI modes.
3616 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3617 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3618 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3619 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3620 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3622 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3623 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3624 to turn v8qi, etc. into bits defined above.
3625 (neon_itype): New enumeration. Classifications of NEON builtins.
3626 (neon_builtin_datum): Define struct. Contains information about
3627 a single builtin (with multiple modes).
3628 (CF): Define helper macro for...
3629 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3631 (neon_builtin_data): New array. Define information about builtins
3632 for use during initialization/expansion.
3633 (arm_init_neon_builtins): New function.
3634 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3636 (neon_builtin_compare): New function.
3637 (locate_neon_builtin_icode): New function. Find an insn code for a
3638 builtin given a function code for that builtin. Also return type of
3639 builtin (NEON_BINOP, NEON_UNOP etc.).
3640 (builtin_arg): New enumeration. Types of arguments for builtins.
3641 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3642 Takes a variable argument list of builtin_arg types, terminated by
3644 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3645 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3646 (neon_emit_pair_result_insn): New function. Support returning pairs
3647 of vectors via a pointer.
3648 (neon_disambiguate_copy): New function. Set up operands for a
3649 multi-word copy such that registers do not get clobbered.
3650 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3651 ARM_BUILTIN_NEON_BASE.
3652 (arm_file_start): Set float-abi attribute for NEON.
3653 (arm_vector_mode_supported_p): Enable NEON vector modes.
3654 (arm_mangle_map_entry): New.
3655 (arm_mangle_map): New.
3656 (arm_mangle_vector_type): New.
3657 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3659 (TARGET_NEON): New macro. Target supports NEON.
3660 (fputype): Add FPUTYPE_NEON.
3661 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3662 for vectorization based on command-line arg.
3663 (NEON_REGNO_OK_FOR_NREGS): Define.
3664 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3665 (VALID_NEON_STRUCT_MODE): Define.
3666 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3667 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3668 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3669 (consttable_16): Add pattern for outputting 16-byte minipool
3671 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3673 (vec-common.md, neon.md): Include md files.
3674 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3675 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3676 (memory_constraint "Ut", "Un", "Us"): Define.
3677 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3678 (MMX_char): New mode attribute.
3679 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3680 (*add<mode>3_iwmmxt): New insn pattern.
3681 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3682 (*sub<mode>3_iwmmxt): New insn pattern.
3683 (mulv4hi3): Rename to...
3684 (*mulv4hi3_iwmmxt): This.
3685 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3686 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3687 (uminv4hi3, uminv2si3): Remove. Replace with...
3688 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3689 (*umin<mode>3_iwmmxt): These.
3690 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3691 (ashr<mode>3_iwmmxt): This new pattern.
3692 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3693 (lshr<mode>3_iwmmxt): This new pattern.
3694 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3695 (ashl<mode>3_iwmmxt): This new pattern.
3696 * config/arm/neon-docgen.ml: New file. Generate documentation for
3698 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3699 * config/arm/arm_neon.h: New (autogenerated).
3700 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3702 * config/arm/neon.md: New file. Define NEON instructions.
3703 * config/arm/neon.ml: New file. Abstract description of NEON
3704 instructions, used to generate arm_neon.h header, documentation and
3706 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3707 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3709 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3711 (ARM NEON Intrinsics): New subsection.
3712 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3714 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3716 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3719 2007-07-24 Jan Hubicka <jh@suse.cz>
3721 * regclass.c (move_table): New type.
3722 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3723 (init_move_cost): Break out from ...
3724 (init_reg_sets_1): ... here; simplify computation of
3725 have_regs-of_mode and contains_reg_of_mode.
3726 (record_reg_classes): Unswitch internal loops.
3727 (copy_cost): Trigger lazy initialization of move cost
3728 (record_address_regs): Likewise.
3730 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3732 * config/darwin.c (darwin_override_options): Don't force on
3733 flag_var_tracking_uninit when no debug info is requested.
3735 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3737 * cfgloop.c (init_loops_structure): New function.
3738 (flow_loops_find): Create root of the loop tree unconditionally.
3740 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3742 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3744 2007-07-24 Jan Hubicka <jh@suse.cz>
3746 * caller-save.c: Include ggc.h, gt-caller-save.h
3747 (reg_save_code, reg_restore_code): Rename to ...
3748 (cached_reg_save_code, cached_reg_restore_code): ... those.
3749 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3750 (reg_save_code, reg_restore_code): New functions.
3751 (init_caller_save): Do not intialize
3752 reg_save_code/reg_restore_code tables.
3753 * Makefile.in: (gt-caller-save.h): New.
3755 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3757 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3758 with the mode of the original operand instead of
3761 2007-07-23 Jan Hubicka <jH@suse.cz>
3763 * i386.c (ix86_secondary_memory_needed): Break out to...
3764 (inline_secondary_memory_needed): ... here.
3765 (ix86_memory_move_cost): Break out to ...
3766 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3767 maximum of input and output; fix handling of Q_REGS on 64bit.
3768 (ix86_secondary_memory_needed): Microoptimize.
3770 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3772 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3773 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3774 stmts_from_loop, known_dependences_p, build_rdg): New.
3775 * tree-data-ref.h: Depends on graphds.h.
3776 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3777 (build_rdg): Declared.
3778 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3780 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3782 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3785 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3786 Jakub Jelinek <jakub@redhat.com>
3788 PR middle-end/PR28690
3789 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3790 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3791 and MEM_POINTER operands over REG and MEM operands.
3792 (swap_commutative_operands_p): Change return value to bool.
3793 * rtl.h: Update the corresponding prototype.
3794 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3795 instead of gen_rtx_PLUS.
3796 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3797 value to bool. Change function arguments to rtx's and update code
3799 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3800 calls to match the new declaration.
3801 * simplify-rtx.c (simplify_associative_operation): Don't
3802 reorder simplify_binary_operation arguments.
3804 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3806 * config/mips/mips.c (override_options): Use mips_costs to derive
3807 the default branch cost.
3808 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3810 * config/mips/mips.opt (mbranch-cost=): New option.
3811 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3813 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3815 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3816 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3817 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3818 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3820 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3822 * config/mips/constraints.md (ks): New constraint.
3823 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3824 (*add<mode>3_mips16): ...here.
3826 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3828 * optabs.h (enum optab_index): Add new OTI_signbit.
3829 (signbit_optab): Define corresponding macro.
3830 (enum insn_code signbit_optab[]): Remove array.
3831 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3832 (expand_copysign_absneg): If back end provides signbit insn, use it
3833 instead of bit operations on floating point argument.
3834 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3835 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3836 availability of signbit insn.
3838 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3839 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3840 SSE mode is not active.
3841 (isinf<mode>2): Disable for mfpmath=sse,387.
3843 2007-07-22 Ben Elliston <bje@au.ibm.com>
3845 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3847 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3849 2007-07-20 Richard Guenther <rguenther@suse.de>
3851 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3852 integral typed condition.
3853 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3854 booleanness. Only preserve conversions from a non-base
3855 type to a base type, not in general between types with
3856 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3857 * tree.def (COND_EXPR): Document that the condition
3858 can be of any integral type.
3860 2007-07-20 Nigel Stephens <nigel@mips.com>
3861 Richard Sandiford <richard@codesourcery.com>
3863 * config/mips/mips.h (mips_dwarf_regno): Declare.
3864 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3865 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3866 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3867 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3868 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3869 (REG_CLASS_NAMES): Update accordingly.
3870 * config/mips/mips.c (mips_dwarf_regno): New array.
3871 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3872 (mips_subword): Remove special handling for accumulator registers.
3873 (override_options): Initiailize mips_dwarf_regno. Remove use
3875 (mips_swap_registers): New function.
3876 (mips_conditional_register_usage): Swap accumulator registers
3877 around if TARGET_LITTLE_ENDIAN.
3878 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3879 * config/mips/constraints.md (h, l): Use the endianness to choose
3880 between MD0_REG and MD1_REG.
3881 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3882 alternative-dependent template.
3884 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3886 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3889 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3891 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3892 predecessor fallthru flags.
3894 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3896 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3897 of compare to the same type.
3898 * cfgloopmanip.c (add_loop): Update information about loop exits.
3899 (loop_version): Remove the innermost loop requirement.
3900 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3901 to sizetype for pointers.
3903 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3905 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3906 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3907 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3909 * config/dfp-bit.c: Empty for TFmode conversions.
3911 2007-07-18 Caroline Tice <ctice@apple.com>
3913 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3914 and handle them correctly; check that src is not NULL before
3916 (find_src_set_src): Likewise.
3918 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3920 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3921 (struct alignment_context, init_alignment_context): New.
3922 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3923 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3924 (XCHAL_HAVE_S32C1I): Likewise.
3925 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3926 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3927 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3928 (ATOMIC, HQI): New macros.
3929 (memory_barrier, *memory_barrier): New.
3930 (sync_lock_releasesi): New.
3931 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3932 (sync_lock_test_and_set<mode>): New.
3933 (sync_<atomic><mode>): New.
3934 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3935 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3936 (xtensa_expand_atomic): New.
3938 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3942 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3943 transformation for builtin ISNORMAL.
3944 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3945 * builtins.def (BUILT_IN_ISNORMAL): New.
3946 * doc/extend.texi: Document isnormal.
3948 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3952 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3953 optabs infrastructure. Provide generic implementation for
3955 (expand_builtin): Handle FINITE/ISFINITE.
3956 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3957 (fold_builtin_1): Likewise.
3959 * builtins.def (BUILT_IN_ISFINITE): New.
3961 * doc/extend.texi: Document isfinite.
3963 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3968 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3969 generic fallback for isinf.
3970 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3971 calculation code ...
3972 * real.c (get_max_float): ... to here.
3973 * real.h (get_max_float): New.
3975 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3979 * builtin-attrs.def (ATTR_TYPEGENERIC,
3980 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3982 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3983 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3984 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3985 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3987 * c-common.c (handle_type_generic_attribute): New.
3988 (c_common_attribute_table): Add "type generic".
3990 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3992 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3994 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
3995 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
3998 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4001 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4002 checking that the operand is an expression.
4004 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4005 Danny Smith <dannysmith@users.sourceforge.net>
4008 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4009 file mapping object in local namespace if Windows version later
4012 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4014 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4015 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4016 arm_cannot_force_const_mem.
4017 (arm_cannot_force_const_mem): New function.
4018 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4019 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4020 of arm_tls_referenced_p.
4021 * config/arm/arm.md (movsi): Split out-of-section constants when
4022 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4023 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4025 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4027 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4029 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4031 * config/mips/mips.md (*extendqihi2): Convert the destination
4034 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4036 * config/pa/fptr.c: Update license header.
4037 * config/pa/milli64.S: Likewise.
4039 2007-07-17 Nick Clifton <nickc@redhat.com>
4041 * COPYING_v3: New file. Contains version 3 of the GNU General
4043 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4044 Lesser General Public License.
4045 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4046 the GNU General Public License.
4048 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4050 PR rtl-optimization/32773
4051 * cfglayout.c (force_one_exit_fallthru): New function.
4052 (cfg_layout_finalize): Use it.
4054 2007-07-16 Richard Guenther <rguenther@suse.de>
4055 Uros Bizjak <ubizjak@gmail.com>
4057 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4058 before forcing it to gimple operand.
4060 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4061 David Ung <davidu@mips.com>
4063 * config/mips/mips.h (TUNE_24K): Define.
4064 (TUNE_MACC_CHAINS): Add TUNE_24K.
4065 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4067 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4068 (r74k_int_madd): .. this new reservation.
4069 (define_bypass): Fixed bypasses for r74k_int_madd to use
4071 * config/mips/24k.md (define_bypass): Define new
4072 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4074 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4075 Nigel Stephens <nigel@mips.com>
4077 * config/mips/mips.md: Include 20kc.md.
4078 * config/mips/20kc.md: New file.
4079 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4080 (mips_adjust_cost): Tweak for 20Kc.
4081 (mips_issue_rate): Likewise.
4082 * config/mips/mips.h (TUNE_20KC): Define.
4084 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4086 * config/rs6000/rs6000.c (struct processor_cost): Add
4087 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4089 (*_cost): Add cache information.
4090 (rs6000_override_options): Set cache parameters.
4092 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4095 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4096 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4098 2007-07-16 Paul Brook <paul@codesourcery.com>
4101 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4102 (cirrus_thumb2_movsi_insn): Ditto.
4104 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4106 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4109 2007-07-15 Andrew Haley <aph@redhat.com>
4111 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4112 before looking in the context.
4114 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4118 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4119 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4120 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4121 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4122 to generate .CALLINFO statement.
4123 (hppa_expand_prologue): Set rp_saved.
4124 (hppa_expand_epilogue): Use rp_saved.
4125 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4126 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4128 2007-07-14 Dirk Mueller <dmueller@suse.de>
4130 * omega.c (coalesce): Fix memory leak on early exit.
4131 * matrix-reorg.c (check_allocation_function): Likewise.
4132 * tree-vect-transform.c (vect_get_new_vect_var): free result
4134 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4135 pass pointer to edge vector
4136 (partition_hot_cold_basic_blocks): Fix memory leak.
4137 * collect2.c (prefix_from_string): Free temporary storage.
4138 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4140 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4142 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4143 (DO_GLOBAL_DTORS_BODY): Likewise.
4145 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4146 Nigel Stephens <nigel@mips.com>
4148 * config/mips/mips.c (mips_classify_symbol): Don't return
4149 SYMBOL_SMALL_DATA for constant pool addresses if
4150 TARGET_EMBEDDED_DATA is true.
4152 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4155 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4156 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4157 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4158 __builtin_ia32_storehps, __builtin_ia32_storelps,
4159 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4160 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4161 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4162 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4163 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4164 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4165 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4166 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4167 using def_builtin_const.
4169 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4171 PR tree-optimization/32705
4172 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4173 (simplify_binary_expression): Use SSA_VAL consistently.
4175 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4177 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4178 (SPEFSCR_REGNO): Delete definition.
4179 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4180 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4181 * config/rs6000/rs6000.h: Do not define *_REGNO.
4182 LINK_REGISTER_REGNUM -> LR_REGNO.
4183 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4184 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4185 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4186 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4187 R_VRSAVE, R_VSCR. Use them.
4188 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4189 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4190 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4191 * config/rs6000/aix.h: Define R_LR. Use it.
4193 2007-07-13 Caroline Tice <ctice@apple.com>
4195 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4196 flag_var_tracking is explicitly turned off (i.e. when variable
4197 tracking is not feasible); otherwise, turn flag_var_tracking on when
4198 flag_var_tracking_uninit is on.
4199 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4200 note definitions, to allow recording of initialization status in the
4202 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4203 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4204 determine if two note locations are equal.
4205 (output_loc_list): Don't output list entries whose start & end labels
4207 (reg_loc_descriptor): Add parameter for initialization status; pass it
4208 to other loc descriptor functions.
4209 (one_reg_loc_descriptor): Add parameter for initialization status;
4210 check its value and add DW_OP_GNU_uninit to returned loc descr if
4212 (multiple_reg_loc_descriptor): Add parameter for initialization
4214 pass init status argument to other loc descriptor functions; check
4215 value of intialization parameter and add DW_OP_GNU_uninit to returned
4216 loc descr if appropriate.
4217 (based_loc_descr): Add parameter for initialization status; add new
4218 variable for return value; check value of initialization parameter and
4219 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4220 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4221 pass init status argument to other loc descriptor functions; check
4222 value of intialization parameter and add DW_OP_GNU_uninit to returned
4223 loc descr if appropriate.
4224 (mem_loc_descriptor): Likewise.
4225 (concat_loc_descriptor): Likewise.
4226 (concatn_loc_descriptor): Likewise.
4227 (loc_descriptor): Add parameter for initialization status; pass it as
4228 argument to other loc descriptor function calls.
4229 (loc_descriptor_from_tree_1): Add appropriate initialization status
4230 to loc descriptor function calls.
4231 (add_location_or_const_value_attribute): Get initialization status
4232 from VAR_LOCATION note; add initialization status to loc descriptor
4234 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4235 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4236 status is uninitialized, add "[uninint]" to output.
4237 * common.opt (fvar-tracking-uninit): New option, similar to
4238 fvar-tracking, to turn on tracking of uninitialized variables; creates
4239 a new global flag, flag_var_tracking_uninit.
4240 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4241 (enum var_init_status): New type, for var initialization status field.
4242 * var-tracking.c (struct location_chain_def): Two new fields, init,
4243 for initialization status, and set_src for the assignment value expr.
4244 (unshare_variable): New parameter for initialization status;
4245 initialize new init and set_src fields.
4246 (var_reg_set): New parameters for initialization status and value;
4247 pass them to set_variable_part.
4248 (var_mem_set): Likewise.
4249 (get_init_value): New function.
4250 (var_reg_delete_and_set): New initialization status & value
4251 parameters; add call to get_init_value if status is unknown; pass new
4252 parameters to clobber_variable_part and var_reg_set.
4253 (var_mem_delete_and_set): Likewise.
4254 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4255 (var_mem_delete): Likewise.
4256 (variable_union): Pass status to unshare_variable; initialize new init
4257 and set_src fields. If flag_var_tracking_uninit is not set, force
4258 status to initialized.
4259 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4260 used later to get the set_src value.
4261 (find_src_status): New function.
4262 (find_src_set_src): New function.
4263 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4264 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4265 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4266 and var_mem_delete_and_set.
4267 (dump_variable): Print out "[uninit]" if appropriate.
4268 (set_variable_part): Add new initialization and set_src parameters;
4269 pass status to unshare_variable; set node->init and node- >set_src
4270 fields and modify slot in hash table appropriately; save the init and
4271 set_src values if appropriate and assign to the new node.
4272 (clobber_variable_part): New set_src parameter; if two nodes have
4273 same variable and same location but different set_src (assignment)
4274 values, clobber old node.
4275 (delete_variable_part): Pass init status to unshare_variable.
4276 (emit_note_insn_var_location): Add initialized var; assign var's init
4277 status to new 'initialized'; pass new init status field to calls to
4278 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4279 status to initialized.
4280 (emit_notes_in_bb): Pass initialization status to calls to
4281 var_reg_set, var_mem_set, var_reg_delete_and_set and
4282 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4283 var_reg_delete_and_set and var_mem_delete_and_set; call
4284 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4285 make up for change in add_stores.
4286 (vt_add_function_parameters): Add status to calls to
4288 * config/darwin.c (darwin_override_options): Turn on uninitialized
4289 tracking automatically, if var_tracking is on and the system is
4292 2007-07-13 Sa Liu <saliu@de.ibm.com>
4294 * config.gcc: Add options for arch and tune on SPU.
4295 * config/spu/predicates.md: Add constant operands 0 and 1.
4296 * config/spu/spu-builtins.def: Add builtins for double precision
4297 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4298 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4300 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4302 * config/spu/spu-protos.h: Add new function prototypes.
4303 * config/spu/spu.c (spu_override_options): Check options -march and
4305 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4306 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4308 (spu_const_from_int): New. Create a vector constant from 4 ints.
4309 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4310 (spu_emit_vector_compare): New. Emit vector compare.
4311 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4312 * config/spu/spu.h: Add options -march and -mtune. Define processor
4313 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4314 CANONICALIZE_COMPARISON.
4315 * config/spu/spu.md: Add new insns for double precision compare
4316 and double precision vector compare. Add vcond and smax/smin patterns
4317 to enable DFmode vector conditional expression.
4318 * config/spu/spu.opt: Add options -march and -mtune.
4319 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4320 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4321 both CELL and CELLEDP targets: spu_testsv.
4322 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4325 2007-07-13 Richard Guenther <rguenther@suse.de>
4327 PR tree-optimization/32721
4328 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4329 TREE_THIS_VOLATILE on the folded reference.
4330 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4331 if the array reference has TREE_THIS_VOLATILE set.
4333 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4336 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4338 2007-07-13 Andreas Schwab <schwab@suse.de>
4340 * gengtype-lex.l: Allow declarations to be indented.
4342 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4344 * ginclude/tgmath.h: New.
4345 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4346 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4347 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4348 * configure: Regenerate.
4350 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4352 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4353 correct index when setting register save state for xd
4356 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4358 * config/sh/sh.c (mark_use): Remove.
4360 2007-07-12 Paul Brook <paul@codesourcery.com>
4362 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4363 reg does not overlap return value.
4365 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4367 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4368 (set_expression_vuses): Ditto.
4369 (init_pre): Initialize expression_vuses.
4371 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4373 * config/i386/sse.md (storentdf, storentsf): New.
4375 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4377 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4379 * tree.c (build_decl_stat): Move code from here...
4380 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4381 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4382 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4383 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4384 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4387 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4388 Devang Patel <dpatel@apple.com>
4390 PR tree-optimization/25413
4391 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4392 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4393 * tree.h (contains_packed_reference): New.
4394 * expr.c (contains_packed_reference): New.
4395 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4396 (vect_enhance_data_refs_alignment): Call
4397 vector_alignment_reachable_p.
4398 * target.h (vector_alignment_reachable): New builtin.
4399 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4400 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4401 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4403 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4405 * target.h (builtin_vectorization_cost): Add new target builtin.
4406 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4407 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4408 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4409 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4410 uninitialized variables.
4411 * tree-vect-transform.c (cost_for_stmt): New function.
4412 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4413 using cost 1 for all scalar stmts. Be less conservative when
4414 estimating the number of prologue/epulogue iterations. Call
4415 targetm.vectorize.builtin_vectorization_cost. Return
4416 min_profitable_iters-1.
4417 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4418 initialization cost instead of TARG_VEC_STMT_COST. Use
4419 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4420 epilogue code. Fix epilogue cost computation.
4421 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4422 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4423 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4424 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4425 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4426 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4428 2007-07-12 Richard Guenther <rguenther@suse.de>
4430 * gimplify.c (gimplify_conversion): Make sure that the result
4431 from maybe_fold_offset_to_reference is trivially convertible
4432 to the desired type before doing the simplification.
4433 (gimplify_expr): Likewise.
4434 * fold-const.c (fold_binary): Use the correct types for
4435 building the simplified expression.
4437 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4439 PR rtl-optimization/32729
4440 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4441 that fallthru to exit.
4443 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4445 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4446 (symDTPOFF2reg): Likewise.
4448 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4450 PR tree-optimization/32663
4452 * tree.h (VALUE_HANDLE_VUSES): Remove.
4453 (struct tree_value_handle): Remove vuses.
4455 * tree-vn.c (create_value_handle_for_expr): Don't set
4458 * tree-ssa-pre.c (expression_vuses): New.
4459 (alloc_expression_id): Set up expression_vuses.
4460 (get_expression_vuses): New.
4461 (set_expression_vuses): Ditto.
4462 (clear_expression_ids): Modify for expression_vuses.
4463 (phi_translate_1): Ditto.
4464 (phi_translate_set): Ditto.
4465 (value_dies_in_block_x): Ditto
4466 (valid_in_sets): Ditto.
4467 (add_to_sets): Ditto.
4468 (find_existing_value_expr): Ditto.
4469 (create_value_handle_for_expr): Ditto.
4470 (make_values_for_stmt): Ditto.
4471 (vuse_equiv): Remove.
4473 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4475 * Makefile.in (mostlyclean): Remove object files.
4477 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4479 * toplev.c (no_new_pseudos): Deleted.
4480 * rtl.h (no_new_pseudos): Deleted.
4481 * tree-pass.h (pass_no_new_pseudos): Deleted.
4482 * passes.c (pass_no_new_pseudos): Deleted.
4483 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4484 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4485 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4487 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4488 * rtlhooks.c (gen_lowpart_general): Ditto.
4489 * optabs.c (prepare_operand): Ditto.
4490 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4492 * modulo-sched.c (rest_of_handle_sms): Ditto.
4493 * see.c (rest_of_handle_see): Ditto.
4494 * ifcvt.c (if_convert): Ditto.
4495 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4497 * init-regs.c (gate_initialize_regs): Deleted set of
4499 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4500 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4501 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4503 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4506 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4507 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4508 (*vec_extractv2di_1_rex64): New insn pattern.
4510 2007-07-11 David Daney <ddaney@avtrex.com>
4512 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4513 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4514 for SIGNAL_UNWIND_RETURN_COLUMN.
4515 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4516 (DWARF_FRAME_REGNUM): Rewrite.
4517 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4519 2007-07-11 Nick Clifton <nickc@redhat.com>
4521 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4522 delta and use gen_int_mode in place of GET_INT instead.
4524 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4526 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4529 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4531 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4532 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4534 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4535 (USE_CANONICAL_TYPES): New.
4536 * doc/invoke.texi (verify-canonical-types): Remove.
4537 (use-canonical-types): Add.
4539 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4541 * config/spu/spu.c (spu_optimization_options): Remove setting of
4542 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4543 (spu_override_options): Move it here.
4545 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4547 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4548 * config/mips/mips.c (mips_cpu_info_table): Mention
4549 MIPS_ISA_LEVEL_SPEC in the comment.
4551 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4553 PR tree-optimization/32713
4554 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4556 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4559 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4560 conditional to flag_isoc99.
4561 (c_common_init_options): Do it here, unconditionally.
4563 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4565 PR tree-optimization/32589
4566 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4567 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4568 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4569 predicate, extracted from...
4570 (set_rhs): ...here. Call it for the expression on entry.
4571 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4572 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4573 (simplify_binary_expression): Use valid_gimple_expression_p
4574 to validate the simplification.
4575 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4577 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4579 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4580 DWARF2_DEBUG on 32 bit target too.
4581 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4583 2007-07-11 Nick Clifton <nickc@redhat.com>
4585 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4586 version for 64-bit hosts.
4588 2007-07-10 David Daney <ddaney@avtrex.com>
4590 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4592 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4594 * config/mips/mips.c (mips_expand_synci_loop): New function.
4595 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4596 (UNSPEC_RDHWR): Same.
4597 (UNSPEC_SYNCI): Same.
4598 (UNSPEC_SYNC): Same.
4599 (clear_cache): New expand.
4603 (clear_hazard): Same.
4604 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4606 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4607 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4609 2007-07-10 Ian Lance Taylor <iant@google.com>
4611 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4614 2007-07-10 David Daney <ddaney@avtrex.com>
4616 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4617 * builtins.c (expand_builtin___clear_cache): New function.
4618 (expand_builtin): Call expand_builtin___clear_cache for
4619 BUILT_IN_CLEAR_CACHE case.
4620 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4621 * doc/md.texi (clear_cache): Document new instruction pattern.
4622 * testsuite/gcc.dg/builtins-64.c: New test.
4624 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4626 * config/cris/cris.md ("movsi"): Fix typo in last change.
4628 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4631 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4633 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4634 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4635 for FUNCTION_DECLs. Don't use align_functions_log if
4637 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4638 even for FUNCTION_DECLs.
4639 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4641 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4642 (DECL_FUNCTION_CODE): Update for new location and name of
4644 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4645 (struct tree_decl_common): Move 'align' and 'off_align' out
4646 of union, ensure they're still on a 32-bit boundary. Remove
4647 other fields in union 'u1'.
4648 (struct tree_function_decl): Add field 'function_code' replacing
4649 'u1.f' in tree_decl_common.
4650 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4651 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4652 (Variable Attributes): Cross-reference 'aligned' attribute
4653 to Function Attributes.
4654 * flags.h (force_align_functions_log): Delete.
4655 * toplev.c (force_align_functions_log): Delete.
4657 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4660 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4661 (*vec_concatv2di_rex): New insn pattern.
4663 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4666 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4668 2007-07-10 Ian Lance Taylor <iant@google.com>
4670 Replace no_new_pseudos in backends.
4671 * rtl.h (can_create_pseudo_p): Define.
4672 * config/darwin.c (machopic_indirect_data_reference): Use
4673 can_create_pseudo_p () instead of no_new_pseudos.
4674 (machopic_indirect_data_reference): Likewise.
4675 (machopic_legitimize_pic_address): Likewise.
4676 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4677 (alpha_emit_set_const_1): Likewise.
4678 (alpha_emit_set_const): Likewise.
4679 (alpha_emit_conditional_move): Likewise.
4680 (alpha_split_conditional_move): Likewise.
4681 * config/alpha/alpha.md (various splitters): Likewise.
4683 * config/arm/arm.c (legitimize_pic_address): Likewise.
4684 (arm_load_pic_register): Likewise.
4685 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4686 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4687 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4688 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4689 * config/cris/cris.md (movsi): Likewise.
4690 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4691 (symGOTOFF2reg_hilo): Likewise.
4692 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4693 * config/h8300/h8300.md (insv, extzv): Likewise.
4694 * config/i386/i386.c (ix86_expand_move): Likewise.
4695 (ix86_expand_vector_move): Likewise.
4696 (ix86_prepare_fp_compare_args): Likewise.
4697 (ix86_expand_carry_flag_compare): Likewise.
4698 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4699 (tls_dynamic_gnu2_combine_32): Likewise.
4700 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4701 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4702 (ia64_expand_movxf_movrf): Likewise.
4703 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4704 (m32c_split_move): Likewise.
4705 (m32c_expand_insv): Likewise.
4706 * config/m68k/m68k.md (movsi): Likewise.
4707 * config/mips/mips.c (mips_force_temporary): Likewise.
4708 (mips_split_symbol): Likewise.
4709 (mips_move_integer): Likewise.
4710 (mips_legitimize_const_move): Likewise.
4711 * config/mn10300/mn10300.md (movsi): Likewise.
4712 * config/pa/pa.c (emit_move_sequence): Likewise.
4713 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4714 (rs6000_got_register): Likewise.
4715 (create_TOC_reference): Likewise.
4716 (rs6000_machopic_legitimize_pic_address): Likewise.
4717 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4718 (various splitters): Likewise.
4719 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4720 (movsi_got): Likewise.
4721 * config/s390/s390.c (emit_symbolic_move): Likewise.
4722 * config/s390/s390.md (movhi, movqi): Likewise.
4723 (load_multiple, store_multiple): Likewise.
4724 * config/score/score.c (score_force_temporary): Likewise.
4725 * config/sh/sh.c (prepare_move_operands): Likewise.
4726 (prepare_cbranch_operands): Likewise.
4727 (emit_fpu_switch): Likewise.
4728 (fpscr_set_from_mem): Likewise.
4729 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4730 (adddi3, subsi3): Likewise.
4731 (various splitters): Likewise.
4732 (divsi_inv_fp_combine): Likewise.
4733 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4734 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4736 * config/sh/predicates.md (xor_operand): Likewise.
4737 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4738 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4739 (movdi_pic_label_ref): Likewise.
4740 * config/spu/spu.c (spu_split_immediate): Likewise.
4741 * config/alpha/alpha.md (various splitters): Remove test
4742 !no_new_pseudos || reload_completed.
4743 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4745 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4746 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4747 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4748 * config/score/score.c (th_output_mi_thunk): Likewise.
4749 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4750 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4752 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4754 PR rtl-optimization/32664
4755 * mode-switching.c (create_pre_exit): Skip barrier insns.
4757 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4759 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4760 force_gimple_operand_bsi.
4761 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4762 rewrite_use_compare): Ditto.
4763 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4765 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4766 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4767 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4768 * tree-profile.c (prepare_instrumented_value,
4769 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4770 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4771 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4772 tree_gen_ior_profiler): Ditto.
4773 * tree-ssa-reassoc.c (negate_value): Ditto.
4774 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4775 Use force_gimple_operand_bsi.
4776 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4777 * tree-if-conv.c (add_to_dst_predicate_list,
4778 find_phi_replacement_condition): Ditto.
4779 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4780 Call mark_symbols_for_renaming for new statements.
4781 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4783 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4785 * cfghooks.c (remove_edge): New function.
4786 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4788 * cfghooks.h (remove_edge): Declare.
4789 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4790 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4792 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4794 * optabs.h: Added declaration for signbit_optab.
4795 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4796 * genoptinit.c (optabs): Added entry for signbit insns.
4797 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4799 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4800 * config/s390/s390.md (signbit<mode>2): New expander.
4802 2007-07-09 Richard Guenther <rguenther@suse.de>
4805 * fold-const.c (fold_plusminus_mult_expr): Move constant
4806 arguments second to allow decomposing.
4808 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4811 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4813 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4814 Disregard DECL_FROM_INLINE.
4816 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4819 * doc/invoke.texi: Add ftree-reassoc flag.
4820 * common.opt (ftree-reassoc): New flag.
4821 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4822 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4824 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4826 PR tree-optimization/32681
4827 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4828 saved in second_edge->aux when first_bb is a loop header.
4830 2007-07-09 Jan HUbicka <jh@suse.cz>
4832 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4834 2007-07-09 Richard Guenther <rguenther@suse.de>
4836 * c-decl.c (start_function): Do not promote return type.
4838 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4840 * function.c (do_warn_unused_parameter): Do not warn if
4841 TREE_NO_WARNING is set.
4843 2007-07-08 Andreas Schwab <schwab@suse.de>
4845 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4847 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4850 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4852 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4853 apply to assembly language, too.
4854 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4856 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4858 Revert (note the sccvn portions are *not* reverted)
4859 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4861 Fix PR tree-optimization/23488
4863 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4865 * tree-flow-inline.h (get_value_handle): Ditto.
4866 * tree-ssa-pre.c (decl_vh_map): New.
4867 (decl_node_pool): New.
4868 (can_value_number_operation): Support DECL_P.
4869 (can_PRE_operation): Ditto.
4870 (create_expression_by_pieces): Ditto.
4871 (find_existing_value_expr): Modify to differnetiate between
4872 addressing and top level.
4873 (create_value_handle_for_expr): Handle DECL's.
4874 (poolify_tree): Ditto.
4875 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4876 (make_values_for_stmt): Handle DECL's properly.
4877 (init_pre): Reorg to not init useless things during FRE.
4879 * tree-flow.h: Include pointer-set.h.
4880 (decl_vh_map): Declare.
4881 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4883 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4885 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4886 the constraint description.
4887 * doc/md.texi: Update documentation of AVR constraints.
4889 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4891 * auto-inc-dec.c, config/arm/arm.c,
4892 config/m32r/constraints.md, config/mips/mips.md,
4893 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4894 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4895 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4896 typos. Follow spelling conventions.
4897 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4899 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4900 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4902 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4903 realloc_vuse): Remove.
4904 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4907 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4909 Fix PR tree-optimization/23488
4911 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4912 (try_to_simplify): Ditto.
4914 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4916 * tree-flow-inline.h (get_value_handle): Ditto.
4917 * tree-ssa-pre.c (decl_vh_map): New.
4918 (decl_node_pool): New.
4919 (can_value_number_operation): Support DECL_P.
4920 (can_PRE_operation): Ditto.
4921 (create_expression_by_pieces): Ditto.
4922 (find_existing_value_expr): Modify to differnetiate between
4923 addressing and top level.
4924 (create_value_handle_for_expr): Handle DECL's.
4925 (poolify_tree): Ditto.
4926 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4927 (make_values_for_stmt): Handle DECL's properly.
4928 (init_pre): Reorg to not init useless things during FRE.
4930 * tree-flow.h: Include pointer-set.h.
4931 (decl_vh_map): Declare.
4932 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4934 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4936 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4937 apply to assembly language, too.
4938 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4940 2007-07-06 Ian Lance Taylor <iant@google.com>
4941 Zack Weinberg <zackw@panix.com>
4944 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4946 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4948 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4949 (prefetch): Likewise if "pref" would be used.
4951 2007-07-06 Josh Conner <jconner@apple.com>
4955 * calls.c (store_one_arg): Handle arguments which are partially
4956 on the stack when detecting argument overlap.
4958 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4960 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4961 chosen during find_reloads.
4963 2007-07-06 Richard Guenther <rguenther@suse.de>
4965 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4966 TYPE_ARG_TYPES for verification of argument types. Use
4967 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4968 parameters as variable arguments.
4970 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4972 * libgcc2.h (word_type): Type definition removed.
4973 (cmp_return_type, shift_count_type): Type definitions added.
4974 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4975 replaced with shift_count_type.
4976 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4978 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4979 changed from word_type to Wtype.
4980 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4981 replaced with shift_count_type.
4982 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4984 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4985 and libgcc_shift_count attribute added.
4986 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4987 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4988 (TARGET_INITIALIZER): New target hooks added.
4989 * targhooks.c (default_libgcc_cmp_return_mode,
4990 default_libgcc_shift_count_mode): Default implementations for the new
4992 * targhooks.h (default_libgcc_cmp_return_mode,
4993 default_libgcc_shift_count_mode): Function prototypes added.
4994 * target.h (struct gcc_target): Fields for the new target hooks added.
4995 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
4997 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5000 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5001 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5003 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5004 s390_libgcc_shift_count_mode): Functions added.
5005 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5006 Target hooks defined.
5008 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5010 * config/mips/mips.c (compute_frame_size): Restore the original
5011 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5012 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5013 Document why the difference is needed.
5015 2007-07-06 Richard Guenther <rguenther@suse.de>
5017 * c-common.c (boolean_increment): Use correctly typed
5020 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5022 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5023 the topmost argument register is not also included in the save mask.
5024 (mips16e_collect_argument_save_p): Take a pointer to the argument
5025 register, rather than a pointer to the number of arguments.
5026 (mips16e_collect_argument_saves): Only include argument saves
5027 that aren't in the register mask.
5029 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5031 PR rtl-optimization/32450
5032 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5033 to ensure that instructions are not moved into the prologue when
5034 profiling is on. Remove unused prologue_end variable.
5035 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5036 as a scheduling barrier.
5038 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5041 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5042 Disregard DECL_FROM_INLINE.
5044 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5046 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5047 IORing with a constant.
5049 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5051 PR rtl-optimization/32475
5052 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5053 for every definition of the stack pointer.
5055 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5057 * arm.c (vfp3_const_double_index): Copy signed results of
5058 REAL_VALUE_TO_INT into unsigned vars.
5060 2007-07-05 Richard Guenther <rguenther@suse.de>
5063 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5065 * tree-ssa.c (useless_type_conversion_p): Check canonical
5068 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5070 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5071 zero_extendhisi2): Change to define_insn_and_split.
5072 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5074 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5076 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5077 pass_match_asm_constraints): New.
5078 * passes.c (init_optimization_passes): Add new pass.
5079 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5080 * function.h (struct function): Add has_asm_statement bit.
5081 (current_function_has_asm_statement): New.
5082 * tree-pass.h (pass_match_asm_constraints): New.
5084 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5086 * config/mips/mips.c (mips_file_start): Avoid declaration
5089 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5091 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5093 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5095 * rtl.def (NOTE): Change print format string to print
5096 operand 5 as a note insn name.
5098 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5099 David Ung <davidu@mips.com>
5101 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5102 * doc/invoke.texi: (MIPS Options): Document them.
5104 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5105 David Ung <davidu@mips.com>
5107 Add support for SmartMIPS ASE.
5109 * optabs.c (expand_binop_directly): New, broken out from...
5110 (expand_binop): Here. Make it try rotating in the other
5111 direction even when the second operand isn't constant.
5112 * config/mips/mips.md (*lwxs): New.
5113 * config/mips/mips.opt (msmartmips): New.
5114 * config/mips/mips.c (mips_lwxs_address_p): New.
5115 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5116 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5117 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5118 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5119 (ISA_HAS_LWXS): New.
5120 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5121 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5122 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5123 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5124 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5125 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5126 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5128 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5130 * tree-vectorizer.c (new_loop_vec_info): Initialize
5131 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5132 * tree-vectorizer.h (_loop_vec_info): Added new filed
5133 min_profitable_iters.
5134 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5135 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5136 * tree-vect-analyze.c (vect_analyze_operations): Set
5137 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5138 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5139 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5140 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5141 and prologue cost to after they are computed.
5142 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5144 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5145 of creating vectors from scalars according to dt.
5146 (vect_model_store_cost): Likewise.
5147 (vectorizable_call): Use dt array instead of scalar dt. Call
5148 vect_model_simple_cost with additional argument dt.
5149 (vectorizable_assignment): Likewise.
5150 (vectorizable_operation): Likewise.
5151 (vectorizable_type_demotion): Likewise.
5152 (vectorizable_type_promotion): Likewise.
5153 (vectorizable_store): Use dt array instead of scalar dt. Call
5154 vect_model_store_cost with additional argument dt.
5155 (vect_do_peeling_for_loop_bound): Don't call
5156 vect_estimate_min_profitable_iters. Instead, lookup
5157 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5158 "may not be profitable".
5160 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5163 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5164 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5165 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5166 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5168 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5170 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5171 addressing modes cheaper.
5173 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5175 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5176 (dw_ranges_struct): Rename block_num to num. Adjust.
5177 (dw_ranges_by_label_struct): New.
5178 (ranges_by_label, ranges_by_label_allocated,
5179 ranges_by_label_in_use): New variables.
5180 (add_ranges_num): Factored most of the code out of...
5181 (add_ranges): ... this one. Rewrite in terms of the former.
5182 (add_ranges_by_labels): New.
5183 (output_ranges): Output by-label ranges.
5184 (dwarf2out_finish): Output range for multiple-section
5185 compile_unit. Output standard DW_AT_low_pc in addition to
5186 unexpected DW_AT_entry_pc.
5188 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5190 PR tree-optimization/32604
5191 PR tree-optimization/32606
5193 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5194 (compute_antic_safe): Removed.
5195 (ANTIC_SAFE_LOADS): Ditto.
5196 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5197 (execute_pre): Don't call compute_antic_safe.
5198 (vuse_equiv): New function.
5199 (make_values_for_stmt): Use it
5200 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5203 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5206 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5208 (avr_attribute_table): Make "naked" attribute apply to function types
5209 rather than to decls.
5210 (avr_handle_fntype_attribute): New function.
5212 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5214 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5217 2007-07-04 David Ung <davidu@mips.com>
5218 Joseph Myers <joseph@codesourcery.com>
5220 * config/mips/mips.md (type): Add logical, signext and move.
5221 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5222 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5223 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5224 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5225 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5226 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5227 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5228 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5229 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5230 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5231 movv2sf_hardfloat_64bit): Use the new types.
5232 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5233 *movdf_softfloat, *movdf_mips16): Use "multi".
5234 (extendqihi2): Replace with a define_expand.
5235 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5236 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5237 * config/mips/74k.md (r74k_int_logical): New reservation and
5239 (r74k_int_arith): Remove "slt".
5240 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5241 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5242 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5243 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5244 reservations for "arith".
5246 2007-07-04 Richard Guenther <rguenther@suse.de>
5248 * tree-ssa.c (useless_type_conversion_p): Add handling for
5249 scalar float and vector types. Only call the types_compatible_p
5250 langhook for aggregate types as last resort. Follow the
5253 2007-07-04 Richard Guenther <rguenther@suse.de>
5255 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5256 the same as NOP_EXPR.
5258 2007-07-04 Nick Clifton <nickc@redhat.com>
5260 * target.h (struct gcc_target): Add target_help field.
5261 * target-def.h (TARGET_HELP): New.
5262 (TARGET_INITIALIZER): Use TARGET_HELP.
5263 * opts.c (command_handle_option): Invoke target_help function, if
5264 defined, when the user has specified --target-help on the command
5266 * doc/invoke.texi: Mention that --target-help might print
5267 additional information.
5268 * doc/tm.texi: Document TARGET_HELP hook.
5270 * arm.c (TARGET_HELP): Override default definition.
5271 (arm_target_help): New - display a wrapped list of cores and
5272 architectures supported.
5274 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5276 * config/v850/v850.c (expand_prologue): Make sure
5277 GEN_INT() argument is sign extended rather than zero extended.
5278 (expand_epilogue): Likewise.
5279 (output_move_double): Delete.
5280 * config/v850/v850-protos.h (output_move_double): Delete.
5281 * config/v850/v850.md (movdi): Delete.
5282 (*movdi_internal): Delete.
5284 (*movdf_internal): Delete.
5286 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5288 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5289 unless compiling RTP PIC.
5291 2007-07-04 Richard Guenther <rguenther@suse.de>
5293 PR tree-optimization/32482
5294 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5295 original ssa name if we didn't find a shift expression.
5296 Fix shift constant for bit zero test.
5298 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5300 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5302 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5304 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5305 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5306 * config/arm/vxworks.h (ASM_SPEC): Delete.
5307 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5309 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5311 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5312 (DDR_REVERSED_P): New.
5313 * tree-data-ref.c (initialize_data_dependence_relation,
5314 build_classic_dist_vector): Set DDR_REVERSED_P.
5316 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5319 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5320 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5321 init_omega_for_ddr_1): Use non conservative number of iterations
5323 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5324 (analyze_siv_subscript): Remove FIXME and reinitialization of
5325 last_conflicts to chrec_dont_know.
5326 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5328 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5330 * tree.c (maybe_canonicalize_argtypes): Improve description.
5332 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5334 * tree.c (maybe_canonicalize_argtypes): New.
5335 (build_function_type): Set canonical type.
5336 (build_method_type_directly): Ditto.
5337 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5340 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5342 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5344 (rewrite_use_nonlinear_expr): Likewise.
5346 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5348 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5350 2007-07-04 Ben Elliston <bje@au.ibm.com>
5352 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5355 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5357 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5358 (Exception Handling): Likewise.
5360 2007-07-03 Jan Hubicka <jh@suse.cz>
5362 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5364 2007-07-03 Eric Christopher <echristo@apple.com>
5366 * doc/cppopts.texi: Add conflicting option note to -dM.
5367 * doc/invoke.texi: Add note about possible conflicts with
5368 -E for -dCHARS and note that -dM will not produce
5369 any results if there is no machine dependent reorg.
5371 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5373 * tree.h (DECL_ALIGN): Back out previous change.
5375 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5377 * configure.ac: Test for .dtprelword support on MIPS.
5378 * configure, config.in: Regenerate.
5379 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5380 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5382 2007-07-03 Julian Brown <julian@codesourcery.com>
5384 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5385 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5386 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5387 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5389 (all_fpus): Add FPUTYPE_VFP3.
5390 (fp_model_for_fpu): Add VFPv3 field.
5391 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5392 (vfp3_const_double_index): New function. Return integer index of
5393 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5395 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5396 and argument represents a valid RTX for a VFPv3 constant.
5397 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5399 (vfp_emit_fstmd): Similar, for fstmd.
5400 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5401 constants, represented as integer indices.
5402 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5403 VFP_REGNO_OK_FOR_DOUBLE macros.
5404 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5405 (arm_file_start): Set float-abi attribute for VFPv3, and output
5406 correct ".fpu" assembler directive.
5407 (arm_dbx_register_numbering): Add FIXME.
5408 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5409 (fputype): Add FPUTYPE_VFP3.
5410 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5411 (CALL_USED_REGISTERS): Likewise.
5412 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5413 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5414 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5415 (D7_VFP_REGNUM): New.
5416 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5417 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5418 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5419 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5420 (REG_ALLOC_ORDER): Adjust for VFPv3.
5421 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5422 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5423 VFP_LO_REGS, VFP_HI_REGS.
5424 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5425 (IS_VFP_CLASS): Define macro.
5426 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5428 (REGISTER_MOVE_COST): Likewise.
5429 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5430 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5431 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5432 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5433 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5434 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5435 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5436 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5437 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5438 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5439 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5440 where appropriate for single-word registers.
5441 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5442 As above. Fix type attributes.
5443 * config/arm/constraints.md (register_contraint "t"): Define.
5444 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5446 (register_constraint "x"): Define.
5447 (constraint "Dv"): Define.
5449 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5451 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5453 2007-07-03 Tom Tromey <tromey@redhat.com>
5455 * c-parser.c (objc_pq_context): Removed.
5456 (objc_need_raw_identifier): Likewise.
5457 (c_parser) <objc_pq_context>: New field.
5458 <objc_need_raw_identifier>: Likewise.
5459 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5460 (c_lex_one_token): Update.
5461 (c_parser_objc_protocol_definition): Update.
5462 (c_parser_objc_method_definition): Update.
5463 (c_parser_objc_methodproto): Update.
5464 (c_parser_declspecs): Update.
5466 2007-07-03 David Ung <davidu@mips.com>
5468 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5470 2007-07-03 David Ung <davidu@mips.com>
5471 Richard Sandiford <richard@codesourcery.com>
5473 * doc/invoke.texi: Document -march=74kf3_2.
5474 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5475 (TUNE_74K): Check for it.
5476 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5477 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5478 * config/mips/mips.md (cpu): Add 74kf3_2.
5479 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5480 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5481 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5482 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5483 74kf3_2 to the CPU list.
5484 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5485 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5486 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5487 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5488 (r74kf3_2_fxfer_from_c1): New insn reservations.
5490 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5491 David Ung <davidu@mips.com>
5493 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5494 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5495 and 74k[fx]. Document aliases for the new options.
5496 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5497 (PROCESSOR_24KF2_1): ...this.
5498 (PROCESSOR_24KX): Rename to...
5499 (PROCESSOR_24KF1_1): ...this.
5500 (PROCESSOR_74KF): Rename to...
5501 (PROCESSOR_74KF2_1): ...this.
5502 (PROCESSOR_74KX): Rename to...
5503 (PROCESSOR_74KF1_1): ...this.
5504 (TUNE_74K): Update PROCESSOR_* names.
5505 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5506 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5507 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5508 (mips_rtx_cost_data): Update processor names in comments.
5509 (mips_issue_rate): Update PROCESSOR_* names.
5510 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5511 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5512 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5513 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5514 Update cpu attribute names.
5515 (r24k_fpu_iss): Rename this reservation to...
5516 (r24kf2_1_fpu_iss): ...this and update all uses.
5517 (r24kx_fpu_iss): Rename this reservation to...
5518 (r24kf1_1_fpu_iss): ...this and update all uses.
5519 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5520 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5521 Update cpu attribute names.
5523 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5525 * config/m32r/constraints.md: New file.
5526 * config/m32r/m32r.c: Include tm-constrs.h.
5527 (small_data_operand): Use satisfies_constraint_* instead of macro.
5528 (addr24_operand, gen_compare): Likewise.
5529 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5530 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5531 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5532 EXTRA_CONSTRAINT): Likewise.
5533 * config/m32r/m32r.md: Include constraints.md.
5534 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5535 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5536 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5537 (two_insn_const_operand, int8_operand, uint16_operand,
5538 reg_or_int16_operand, reg_or_uint16_operand,
5539 reg_or_cmp_int16_operand, cmp_int16_operand,
5540 seth_add3_operand): Likewise.
5542 2007-07-03 Eric Christopher <echristo@gmail.com>
5544 * libgcc2.h: Conditionally declare __bswapsi2 and
5547 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5549 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5552 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5555 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5556 (__gthrw_pragma): Provide default definition.
5558 * gthr-posix.c (__gthrw_pragma): Define.
5560 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5562 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5563 before declaring inequality.
5565 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5567 * combine.c (recog_for_combine): Log the success or failure of
5568 matching new insn patterns against the machine description in
5571 2007-07-03 Revital Eres <eres@il.ibm.com>
5573 * ddg.c (print_sccs): New function.
5574 (check_sccs): New function.
5575 (create_ddg_all_sccs): Use it.
5576 * ddg.h (print_sccs): Declare.
5577 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5579 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5581 * targhooks.h (default_mode_for_suffix): New function declaration.
5582 * targhooks.c (default_mode_for_suffix): New default target hook.
5583 * target.h (struct c): New structure in the targetm struct.
5584 (mode_for_suffix): New target hook as part of struct c.
5585 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5586 default_mode_for_suffix.
5587 (TARGET_C): New define.
5588 * c-lex.c: Include "target.h".
5589 (interpret_float): Use targetm.c.mode_for_suffix to determine
5590 the mode for a given non-standard suffix.
5591 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5593 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5594 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5596 * doc/extend.texi (Floating Types): New node. Document __float80 and
5597 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5599 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5602 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5603 predicate instead of target_operand.
5604 (divsi3_i1_media, divsi3_media_2): Likewise.
5606 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5608 * tree.h (alias_sets_might_conflict_p): Rename into
5609 alias_sets_must_conflict_p.
5610 * alias.c (alias_sets_might_conflict_p): Likewise.
5611 (alias_sets_conflict_p): Use it.
5612 (objects_must_conflict_p): Likewise.
5613 * c-common.c (strict_aliasing_warning): Adjust.
5615 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5617 * rtlhooks.c (gen_lowpart_if_possible): Check for
5618 invalid subreg before calling gen_lowpart_SUBREG.
5620 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5622 * config/darwin9.h: Add copyright notice.
5623 (LINK_COMMAND_SPEC): Add comment.
5624 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5625 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5626 DARWIN_LIBSYSTEM_HAS_UNWIND.
5628 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5631 * omp-low.c (check_combined_parallel): New function.
5632 (lower_omp_parallel): Call it via walk_stmts, set
5633 OMP_PARALLEL_COMBINED if appropriate.
5634 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5635 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5636 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5637 don't consider it as combined parallel.
5639 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5641 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5642 (gcc_tooldir): Likewise.
5643 * configure: Regenerate.
5644 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5645 old configure.ac gcc_tooldir setting.
5646 (prefix_to_exec_prefix): New variable.
5647 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5648 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5650 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5652 Fix PR tree-optimization/32583
5653 Fix PR tree-optimization/32584
5654 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5655 (phi_translate_set): Use phi_translate directly now.
5656 (make_values_for_stmt): Don't value number RHS if we already know
5659 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5660 Jim Wilson <wilson@specifix.com>
5663 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5666 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5667 Richard Sandiford <richard@codesourcery.com>
5668 Nigel Stephens <nigel@mips.com>
5670 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5671 (mips16e_output_save_restore): Declare.
5672 (mips16e_save_restore_pattern_p): Likewise.
5673 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5674 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5675 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5676 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5677 (BITSET_P): New global macro, extracted from...
5678 (mips_for_each_saved_reg): ...here.
5679 (mips16e_save_restore_info): New struct.
5680 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5681 (mips16e_save_restore_regs): New variable.
5682 (mips_split_plus, mips16e_find_first_register): New functions.
5683 (mips16e_mask_registers): New function.
5684 (compute_frame_size): Expand the commentary before the function.
5685 Enforce the MIPS16e save and restore register range restrictions.
5686 Pad the general register save area at the low end.
5687 (mips16e_save_restore_reg, mips16e_build_save_restore)
5688 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5689 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5690 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5692 (mips_expand_prologue, mips_expand_epilogue): Handle
5693 GENERATE_MIPS16E_SAVE_RESTORE.
5694 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5696 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5698 PR tree-optimization/31966
5699 PR tree-optimization/32533
5700 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5701 "basic_block" description as its third argument. Update function
5702 calls to get destination bb from "edge" argument. Save "cond" into
5703 aux field of the edge. Update prototype for changed arguments.
5704 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5706 (find_phi_replacement_condition): Operate on incoming edges, not
5707 on predecessor blocks. If there is a condition saved in the
5708 incoming edge aux field, AND it with incoming bb predicate.
5709 Return source bb of the first edge.
5710 (clean_predicate_lists): Clean aux field of outgoing node edges.
5711 (tree_if_conversion): Do not initialize cond variable. Move
5712 variable declaration into the loop.
5713 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5714 initializations of new_stmt, arg0 and arg1 variables.
5716 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5718 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5719 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5721 2007-07-02 Richard Guenther <rguenther@suse.de>
5723 * tree-ssa.c (useless_type_conversion_p): Document
5724 future intent as defining the middle-end type system.
5725 Re-structure to call langhook last, group by type class,
5726 mark questionable parts.
5728 2007-07-02 Richard Guenther <rguenther@suse.de>
5730 * tree-flow.h (types_compatible_p): Declare.
5731 * tree-ssa.c (types_compatible_p): New function.
5732 * ipa-type-escape.c (discover_unique_type): Use
5733 types_compatible_p instead of lang_hooks.types_compatible_p.
5734 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5735 * tree-vn.c (expressions_equal_p): Likewise.
5736 * tree.c (fields_compatible_p): Likewise.
5737 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5738 (cprop_operand): Use useless_type_conversion_p instead of
5739 lang_hooks.types_compatible_p.
5740 * tree-inline.c (setup_one_parameter): Likewise.
5741 (declare_return_variable): Likewise.
5742 * tree-nrv.c (tree_nrv): Likewise.
5743 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5744 (maybe_fold_offset_to_component_ref): Likewise.
5745 (maybe_fold_offset_to_reference): Likewise.
5746 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5747 (merge_alias_info): Likewise.
5748 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5749 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5750 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5751 * tree-tailcall.c (find_tail_calls): Likewise.
5752 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5753 * gimplify.c (canonicalize_addr_expr): Likewise.
5754 (fold_indirect_ref_rhs): Likewise.
5755 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5756 (cpt_same_type): Likewise.
5757 (check_pointer_types_r): Swap parameters to cpt_same_type
5759 * fold-const.c (fold_convert): Revert fix for PR15988.
5760 * tree-inline.c (setup_one_parameter): Instead fix it here by
5761 using fold_build1 instead of fold_convert and checking for
5762 error_mark_node. Convert only if the conversion is necessary.
5764 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5766 * configure.ac: Check for .gnu_attribute on Power.
5767 * configure: Regenerate.
5768 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5769 attribute for floating-point ABI.
5771 2007-07-02 Ira Rosen <irar@il.ibm.com>
5773 PR tree-optimization/32230
5774 PR tree-optimization/32477
5775 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5776 address is a constant.
5778 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5780 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5781 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5782 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5783 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5784 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5785 64-bit targets. Add support for *-elfoabi*.
5786 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5787 different settings if $(tm_defines) does not select the EABI.
5788 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5789 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5790 (MIPS_ARCH_OPTION_SPEC): Likewise.
5791 (MIPS_ISA_LEVEL_SPEC): Likewise.
5792 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5793 * config/mips/elfoabi.h: New file.
5795 2007-07-02 Richard Guenther <rguenther@suse.de>
5797 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5798 (useless_type_conversion_p): ... this.
5799 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5800 (useless_type_conversion_p): ... this.
5801 * builtins.c (fold_builtin_memory_op): Rename
5802 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5803 * tree-cfg.c (verify_expr): Likewise.
5804 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5805 * tree-ssa-ccp.c (ccp_fold): Likewise.
5806 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5807 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5808 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5809 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5810 * tree-ssa-pre.c (eliminate): Likewise.
5811 * tree-ssa.c (delete_tree_ssa): Likewise.
5812 (tree_ssa_useless_type_conversion): Likewise.
5813 * tree.c (build2_stat): Likewise.
5815 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5817 Fix PR tree-optimization/32571
5818 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5821 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5823 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5824 and other expected operations explicitly, change default to
5827 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5829 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5831 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5832 (tls_load_dot_plus_eight): Move the label number into the unspec.
5833 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5835 2007-07-01 Andreas Schwab <schwab@suse.de>
5837 * dwarf2out.c (initial_return_save): Define only if used.
5839 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5841 Unreverting Richard's Revert of:
5843 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5845 * dce.c (deletable_insn_p_1): New function, split out from...
5846 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5847 specially, not those inside PARALLELs. Remove BODY argument
5848 and adjust recursive call accordingly.
5849 (prescan_insns_for_dce): Update call to delete_insn_p.
5851 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5852 Revital Eres <eres@il.ibm.com>
5854 * ddg.c (create_ddg_all_sccs): Fix missed
5855 initialization of scc_nodes.
5857 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5860 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5861 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5863 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5865 * configure.ac: Check for .gnu_attribute on MIPS.
5866 * configure, config.in: Regenerate.
5867 * config/mips/mips.c (mips_file_start): If supported, output
5868 attribute for floating-point ABI.
5870 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5873 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5874 (ffs_cmove): New expander to expand using ctz pattern.
5875 (*ffs_cmove): Remove pattern.
5876 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5877 (ffsdi2): Expand using ctz pattern.
5878 (*ffs_rex64): Remove pattern.
5880 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5882 PR rtl-optimization/32296
5883 * pa.md (return): Delete pattern.
5884 (return_internal): Remove "(const_int 1)" from pattern.
5885 (epilogue): Use return_internal pattern for trivial returns.
5886 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5887 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5889 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5891 * tree-ssa-pre.c (is_exception_related): New function
5892 (can_value_number_operation): Use it.
5894 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5896 Fix PR tree-optimization/32540
5897 Fix PR tree-optimization/31651
5899 * tree-ssa-sccvn.c: New file.
5901 * tree-ssa-sccvn.h: Ditto.
5903 * tree-vn.c: Include tree-ssa-sccvn.h
5904 (val_expr_paid_d): Removed.
5905 (value_table): Ditto.
5906 (vn_compute): Ditto.
5907 (val_expr_pair_hash): Ditto.
5908 (val_expr_pair_expr_eq): Ditto.
5909 (copy_vuses_from_stmt): Ditto.
5912 (shared_vuses_from_stmt): Ditto.
5913 (print_creation_to_file): Moved up.
5914 (sort_vuses): Ditto.
5915 (sort_vuses_heap): Ditto.
5916 (set_value_handle): Make non-static.
5917 (make_value_handle): Ditto.
5918 (vn_add): Rewritten to use sccvn lookups.
5919 (vn_add_with_vuses): Ditto.
5920 (vn_lookup): Ditto (and second argument removed).
5921 (vn_lookup_with_vuses): Ditto.
5922 (vn_lookup_or_add): Ditto (and second argument removed);
5923 (vn_lookup_or_add_with_vuses): Ditto.
5924 (vn_lookup_with_stmt): New.
5925 (vn_lookup_or_add_with_stmt): Ditto.
5926 (create_value_handle_for_expr): Ditto.
5928 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5929 (seen_during_translate): New function.
5930 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5931 (phi_trans_add): Ditto.
5932 (constant_expr_p): FIELD_DECL is always constant.
5933 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5934 Use constant_expr_p.
5935 Avoid infinite recursion on mutually valued expressions.
5936 Change callers of vn_lookup_or_add.
5937 (phi_translate): New function.
5938 (compute_antic_safe): Allow phi nodes.
5939 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5940 (find_or_generate_expression): Rewrite slightly.
5941 (create_expression_by_pieces): Updated for vn_lookup_or_add
5943 Update VN_INFO for new names.
5944 (insert_into_preds_of_block): Update for new names.
5945 (add_to_exp_gen): New function.
5946 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5947 (find_existing_value_expr): Rewrite to changed vn_lookup.
5948 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5949 (try_look_through_load): Removed.
5950 (try_combine_conversion): Ditto.
5951 (get_sccvn_value): New function.
5952 (make_values_for_phi): Ditto.
5953 (make_values_for_stmt): Ditto.
5954 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5956 (init_pre): Update for SCCVN changes.
5958 (execute_pre): Ditto.
5960 * tree-flow.h (make_value_handle): Declare.
5961 (set_value_handle): Ditto.
5962 (sort_vuses_heap): Ditto.
5963 (vn_lookup_or_add_with_stmt): Ditto.
5964 (vn_lookup_with_stmt): Ditto.
5965 (vn_compute): Remove.
5968 (vn_lookup): Update arguments.
5970 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5972 (tree-ssa-sccvn.o): New.
5973 (OBJS-common): Add tree-ssa-sccvn.o
5975 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5978 * c-typeck.c (build_external_ref): Don't mark as used if called
5980 * calls.c (rtx_for_function_call): Likewise.
5982 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5986 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5988 * dce.c (deletable_insn_p_1): New function, split out from...
5989 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5990 specially, not those inside PARALLELs. Remove BODY argument
5991 and adjust recursive call accordingly.
5992 (prescan_insns_for_dce): Update call to delete_insn_p.
5994 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
5996 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
5997 (try_combine): Move potential calls to undo_all() so they happen
5998 before we commit to using the combined insns.
6000 2006-06-30 Jan Hubicka <jh@suse.cz>
6002 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6005 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6007 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6008 (cgraph_remove_unreachable_nodes): Likewise.
6009 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6010 * ipa-inline.c (update_caller_keys): Cast according to the coding
6012 (cgraph_decide_recursive_inlining): Likewise.
6013 (cgraph_decide_inlining_of_small_function): Likewise.
6014 (try_inline): Likewise.
6015 (cgraph_decide_inlining_incrementally): Likewise.
6016 * ipa-pure-const.c (get_function_state): Likewise.
6017 (scan_function): Likewise.
6018 (analyze_function): Likewise.
6019 (static_execute): Likewise.
6020 * ipa-reference.c (scan_for_static_refs): Likewise.
6021 (merge_callee_local_info): Likewise.
6022 (analyze_function): Use type safe memory macros.
6023 (static_execute): Likewise. Cast according to the coding conventions.
6024 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6026 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6028 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6029 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6032 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6035 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6036 for complex modes (both int and real).
6038 2007-06-29 Jan Hubicka <jh@suse.cz>
6040 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6042 2007-06-29 Jan Hubicka <jh@suse.cz>
6045 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6048 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6051 * config/avr/avr.c: Include dataflow header file.
6052 (expand_prologue): Adjust for prologue insn change.
6053 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6056 2007-06-29 Richard Guenther <rguenther@suse.de>
6059 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6060 during type verification.
6062 2007-06-29 Jan Hubicka <jh@suse.cz>
6064 * recog.c (validate_change_rtx_1): Unshare TO argument.
6066 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6068 PR tree-optimization/24659
6069 * tree-vect-transform.c (vectorizable_call): Handle
6070 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6072 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6073 * config/i386/i386.c (enum ix86_builtins)
6074 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6075 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6077 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6078 const using def_builtin_const.
6079 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6080 input operands in the same modes as the result.
6081 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6083 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6085 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6086 (df_set_dead_notes_for_mw): Likewise.
6088 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6090 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6092 2007-06-28 DJ Delorie <dj@redhat.com>
6094 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6096 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6098 * doc/invoke.texi (C++ Dialect Options): Document
6099 fvisibility-ms-compat.
6100 * c.opt (fvisibility-ms-compat): New.
6102 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6105 * tree-affine.c (aff_combination_add_elt): Handle
6106 pointer addition specially.
6108 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6110 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6111 decl is non-external for AIX ABI.
6113 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6115 * config/rs6000/predicates.md (current_file_function_operand):
6116 Ensure the symbol is non-external for AIX ABI.
6118 2007-06-28 Nick Clifton <nickc@redhat.com>
6120 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6121 (fdce, fdse, fpredictive-commoning): Likewise.
6123 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6126 * gcc.c (process_command): Recognize the new -static-libgfortran
6129 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6132 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6133 Use a call clobbered hard reg instead of a pseudo reg.
6135 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6137 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6139 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6142 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6143 REG_LIBCALL and REG_RETVAL notes.
6144 (divsi3, mulsi3): Likewise.
6145 (mulhisi3): Likewise. Use emit_libcall_block.
6146 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6148 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6150 PR rtl-optimization/32481
6151 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6153 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6155 * dce.c (deletable_insn_p_1): New function, split out from...
6156 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6157 specially, not those inside PARALLELs. Remove BODY argument
6158 and adjust recursive call accordingly.
6159 (prescan_insns_for_dce): Update call to delete_insn_p.
6161 2007-06-27 Richard Guenther <rguenther@suse.de>
6164 * tree.h (fold_convertible_p): Declare.
6165 * fold-const.c (fold_convertible_p): New function.
6166 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6167 instead of lang_hooks.types_compatible_p.
6169 2007-06-26 Jan Hubicka <jh@suse.cz>
6171 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6172 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6173 early use validate_unshare_change.
6174 (reload_combine): Likewise.
6175 * recog.c (change_t): New field unshare.
6176 (validate_change_1): Rename from validate_change; add argument unshare.
6177 (validate_change): Turn into wrapper of validate_change_1; update
6178 prototype for bools.
6179 (validate_unshare_change): New.
6180 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6181 calls of df_insn_rescan.
6182 * recog.h (validate_change): Replace ints by bools.
6183 (validate_unshare_change): Declare.
6185 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6187 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6189 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6191 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6193 2007-06-25 Jan Hubicka <jh@suse.cz>
6195 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6197 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6198 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6199 places other call site specific checks are performed.
6201 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6204 * tree-vect-transform.c (vectorizable_operation): Convert
6205 POINTER_PLUS_EXPR over to PLUS_EXPR.
6207 2007-06-25 Chao-ying Fu <fu@mips.com>
6209 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6210 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6211 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6212 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6214 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6215 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6216 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6217 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6218 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6219 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6220 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6221 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6222 ALL_FIXED_POINT_MODE_P): New define.
6223 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6225 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6227 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6228 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6229 MODE_VECTOR_UACCUM): New mode classes.
6231 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6232 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6233 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6236 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6237 (blank_mode): Initialize ibit and fbit.
6238 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6239 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6241 (new_adjust): Change required_class to required_class_from and
6242 required_class_to for testing within a range.
6243 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6244 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6246 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6247 (make_fixed_point_mode): New.
6248 (_ADD_ADJUST): Change C to C1 and C2.
6249 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6250 use a range for machine classes.
6251 (ADJUST_IBIT, ADJUST_FBIT): New.
6252 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6254 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6255 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6256 Emit adjustment for ibit and fbit.
6257 (emit_mode_ibit, emit_mode_fbit): New.
6258 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6260 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6262 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6263 as the source of the set.
6265 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6267 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6268 FP_REGNO_P): Use IN_RANGE.
6269 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6270 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6271 (DATA_REG_P): Use DATA_REGNO_P.
6272 (FP_REG_P): Use FP_REGNO_P.
6273 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6274 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6275 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6277 2007-06-24 Jan Hubicka <jh@suse.cz>
6280 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6282 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6285 * fold-const.c (fold_binary): Strip nops of operand 0
6286 of BIT_NOT_EXPR before calling operand_equal_p.
6287 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6288 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6290 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6292 * doc/extend.texi: Document that dllimport and dllexport imply
6294 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6295 imported or exported declaration, including type declarations.
6296 * c-common.c (handle_visibility_attribute): Check for conflicts
6297 with dllimport/dllexport.
6298 (c_determine_visibility): Handle dllimport/dllexport as an
6299 explicit visibility atttribute.
6301 2007-06-23 Richard Guenther <rguenther@suse.de>
6303 PR tree-optimization/16876
6305 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6307 * tree-inline.c (initialize_inlined_parameters): Do not call
6308 lang_hooks.tree_inlining.convert_parm_for_inlining.
6309 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6310 reason for mismatched types.
6311 * gimplify.c (gimplify_call_expr): Verify the call expression
6312 arguments match the called function type signature. Otherwise
6313 mark the call expression to be not considered for inlining
6314 using CALL_CANNOT_INLINE_P flag.
6315 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6316 edges call expression.
6317 (cgraph_decide_inlining_of_small_function): Likewise.
6318 (cgraph_decide_inlining): Likewise.
6319 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6321 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6322 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6323 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6325 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6326 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6328 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6329 convert_parm_for_inlining member.
6331 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6334 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6335 Remove optimization for GT.
6337 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6340 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6342 (prescan_insns_for_dce): Add extra parameter.
6344 2007-06-23 Jan Hubicka <jh@suse.cz>
6347 * gimplify.c (mark_addressable): New function.
6348 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6350 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6353 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6355 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6358 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6359 moves between MMX/SSE registers to at least 8 units to prevent
6360 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6362 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.c (override_options): Correct x86_sahf
6367 2007-06-21 David Daney <ddaney@avtrex.com>
6370 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6371 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6372 (exception_receiver): Renamed to ...
6373 (nonlocal_goto_receiver): ... this.
6375 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6377 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6378 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6379 partial register accesses.
6381 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6383 * fold-const.c (debug_fold_checksum): Move it under
6384 ENABLE_FOLD_CHECKING.
6386 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6389 * tree.h (debug_fold_checksum): Declared.
6390 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6391 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6392 build_fold_addr_expr_with_type_1.
6393 (fold_addr_expr, debug_fold_checksum): New.
6394 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6395 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6398 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6400 PR tree-optimization/19590
6401 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6402 of scev is a constant.
6403 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6405 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6407 * df-problems.c (df_note_bb_compute): Made computation of live
6408 info consistent with df_lr.
6410 2007-06-21 Richard Guenther <rguenther@suse.de>
6412 PR tree-optimization/32453
6413 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6414 for pointer anti-range.
6416 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6418 * config/i386/i386.c (processor_target_table): Increase maximum
6419 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6422 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6423 byte alignment if > 8 byte alignment is preferred.
6424 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6426 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6428 PR tree-optimization/31866
6429 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6430 if ASM_EXPR's input is not a SSA_NAME.
6433 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6434 but decl is a global var, instead return decl.
6435 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6436 even for is_global_var decls, if they are private in some outer
6439 2007-06-21 Richard Guenther <rguenther@suse.de>
6441 PR tree-optimization/32451
6442 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6444 2007-06-21 Christian Bruel <christian.bruel@st.com>
6446 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6447 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6448 (push_regs): Changed saving order or banked registers.
6449 (sh_expand_epilogue): Likewise.
6450 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6451 (FIRST_BANKED_REG): Likewise.
6452 (LAST_BANKED_REG): Likewise.
6453 * config/sh/sh.md (banked) New attribute.
6454 (in_delay_slot): Check banked attribute.
6456 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6458 PR tree-optimization/32075
6459 * tree-data-ref.c (subscript_dependence_tester_1,
6460 analyze_miv_subscript, analyze_overlapping_iterations,
6461 add_distance_for_zero_overlaps, build_classic_dist_vector,
6462 subscript_dependence_tester_1, analyze_overlapping_iterations,
6463 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6464 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6465 to evolution_function_is_affine_multivariate_p.
6467 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6469 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6471 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6474 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6476 * config/m32c/prologue.md (epilogue_exitd_16): New.
6477 (epilogue_reit_16): New.
6478 (epilogue_exitd): Rename to epilogue_exitd_24.
6479 (epilogue_reit): Rename to epilogue_reit_24.
6481 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6482 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6484 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6486 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6487 if dbg_cnt (sched_insn) reaches the limit.
6488 (choose_ready): New parameter INSN_PTR and new return value.
6489 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6490 the new return value from choose_ready.
6491 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6492 (rest_of_handle_global_alloc): New global_alloc_at_func.
6494 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6496 PR tree-optimization/25737
6497 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6498 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6499 * tree-flow.h (struct fieldoff): Add new field alias_set.
6500 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6501 argument addressable_type. Set alias_set of fieldoff.
6502 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6503 (create_overlap_variables_for): Pass alias_set from fieldoff to
6505 * alias.c (get_alias_set): Use alias_set from SFT if set.
6507 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6509 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6510 of a variable as an unsigned HOST_WIDE_INT integer.
6512 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6514 PR rtl-optimization/32405
6515 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6517 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6519 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6522 * builtins.c: Include diagnostic.h.
6523 (expand_builtin_expect): Make gcc_assert more permissive.
6524 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6527 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6531 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6532 if ACCUMULATE_OUTGOING_ARGS.
6534 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6536 * config/m68hc11/m68hc11.c: Include dataflow header file.
6537 (m68hc11_reorg): Port to dataflow.
6539 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6541 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6542 (struct df_problem.free_blocks_on_set_blocks): New field.
6543 (struct dataflow.optional_p): New field.
6544 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6545 (df_live_set_all_dirty): New function.
6546 * df-scan.c (df_scan_alloc): Initialize optional_p.
6547 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6548 * df-core.c (df_set_blocks): Removed use of
6549 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6550 df_problem.free_blocks_on_set_blocks to determine which blocks are
6552 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6553 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6554 uses dataflow.optional_p to determine if problem should be
6556 (rest_of_handle_df_initialize): Only start live problem if
6558 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6559 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6560 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6561 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6562 problem_NOTE): Initialize free_blocks_on_set_blocks.
6563 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6565 (df_live_set_all_dirty, df_note_alloc): New function.
6566 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6568 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6569 * postreload.c (reload_combine): Ditto.
6570 * cse.c (cse_extended_basic_block): Ditto.
6571 * regmove.c (mark_flags_life_zones): Ditto.
6572 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6573 erase_matching_seqs): Ditto.
6574 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6575 * integrate (allocate_initial_values): Ditto.
6576 * combine.c (reg_dead_at_p): Ditto.
6577 * resource.c (mark_target_live_regs): Ditto.
6578 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6579 * config/sh/sh.c (find_r0_life_regions): Ditto.
6580 * global.c (rest_of_handle_global_alloc): Only add back df_live
6582 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6584 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6586 (if_convert): Make sure df_live is there at -O == 1.
6587 (pass_if_after_combine): Cleanup flags.
6588 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6589 is there at -O == 1.
6591 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6593 * config/arm/arm.c (arm_get_frame_offsets): Set
6594 offsets->locals_base to avoid negative stack size.
6595 (thumb1_expand_prologue): Assert on negative stack size.
6597 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6599 PR tree-optimization/32367
6600 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6601 of the chrec has no evolution in that loop.
6602 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6604 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6606 * config/xtensa/xtensa.c: Include "df.h".
6607 (xtensa_builtin_saveregs): Use adjust_address instead of
6609 (xtensa_va_start): Invoke make_tree with sizetype for
6610 expand_builtin_saveregs and then convert the result to a pointer.
6611 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6612 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6613 Subtract argument size from index value as integers and then use
6614 POINTER_PLUS_EXPR to add the result to the array address.
6616 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6619 * config/m32c/m32c.c: Include dataflow header file.
6620 (m32c_emit_prologue): Adjust for prologue insn change.
6621 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6622 once inside a PARALLEL. Assume frame size passed in operand 0
6623 includes space to save the fb register.
6624 (prologue_enter_24): Likewise.
6625 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6627 2007-06-19 David Daney <ddaney@avtrex.com
6630 * config/mips/mips.md (cprestore): Mark $gp as used.
6632 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6635 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6636 (frv_ifcvt_modify_insn): Likewise.
6638 2007-06-19 Richard Guenther <rguenther@suse.de>
6640 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6641 only handle positive offsets that fit in a HOST_WIDE_INT.
6643 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6645 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6646 result of rsqrt insn for zero input argument to avoid NaN.
6648 2007-06-19 Richard Guenther <rguenther@suse.de>
6651 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6653 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6655 PR tree-optimization/32353
6656 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6658 2007-06-19 Nick Clifton <nickc@redhat.com>
6660 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6662 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6665 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6666 * config/i386/i386.c (assign_386_stack_local): Assert that
6667 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6668 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6669 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6670 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6672 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6674 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6676 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6678 PR rtl-optimization/32321
6679 * gcse.c (replace_store_insn): Update the note before
6680 calling emit_insn_after.
6682 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6685 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6687 * df-problems.c (df_note_bb_compute): Fix dumping info.
6689 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6691 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6692 insn with emit_jump_insn.
6694 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6696 PR tree-optimization/32383
6697 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6698 * targhooks.h (default_builtin_reciprocal): Update prototype.
6699 * target.h (struct gcc_target): Update builtin_reciprocal.
6700 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6701 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6702 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6703 when fndecl is in BUILT_IN_MD class.
6704 (execute_convert_to_rsqrt): Ditto.
6706 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6707 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6708 Convert BUILT_IN_SQRTF code only when md_fn is false.
6710 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6712 * bt-load.c (move_btr_def): Fix the order of arguments
6713 to validate_replace_rtx.
6715 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6717 * config/m68k/m68k-devices.def: Add 54450..54455.
6719 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6721 PR rtl-optimization/32366
6722 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6723 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6726 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6729 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6730 this is true, rescan insn being modified.
6731 (sms_schedule): Added rescan parameter.
6732 (rest_of_handle_sms): Moved freeing of dominance info to before
6733 getting out of cfg_layout.
6735 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6737 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6738 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6741 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6742 FL_CF_EMAC from the entry for isac.
6744 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6745 (const_sibcall_operand): New.
6746 (sibcall_operand): Use it.
6747 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6748 (m68k_isas): ISAC does not imply FPU or EMAC.
6749 (override_options): Add ISA_C logic for symbolic jump & call.
6751 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6753 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6754 return mode from the builtin itself.
6755 (sparc_fold_builtin): Fix cast of zero constant.
6757 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6759 * targhooks.c (default_builtin_reciprocal): New default target hook.
6760 * targhooks.h (default_builtin_reciprocal): Add prototype.
6761 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6762 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6763 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6764 default_builtin_reciprocal.
6766 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6769 * hooks.c (hook_tree_tree_bool_null): New hook.
6770 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6771 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6772 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6773 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6774 and convert it to reciprocal a*rfunc(b).
6775 (execute_convert_to_rsqrt): New function.
6776 (gate_convert_to_rsqrt): New function.
6777 (pass_convert_to_rsqrt): New pass definition.
6778 * target.h (struct gcc_target): Add builtin_reciprocal.
6779 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6780 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6781 TARGET_BUILTIN_RECIPROCAL.
6782 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6784 * config/i386/i386.h (TARGET_RECIP): New define.
6785 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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.
6789 (*rcpsf2_sse): New insn pattern.
6790 (*rsqrtsf2_sse): Ditto.
6791 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6792 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6793 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6794 and not optimizing for size.
6795 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6796 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6797 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6798 and not optimizing for size.
6799 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6800 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6801 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6802 and not optimizing for size.
6803 (*sse_rsqrtv4sf2): Do not export.
6805 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6806 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6807 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6808 and not optimizing for size.
6810 * config/i386/i386.opt (mrecip): New option.
6811 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6812 (ix86_emit_swsqrtsf): Ditto.
6813 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6814 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6816 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6817 ix86_expand_unop1_builtin.
6818 (ix86_emit_swdivsf): New function.
6819 (ix86_emit_swsqrtsf): Ditto.
6820 (ix86_builtin_reciprocal): New function.
6821 (TARGET_BUILTIN_RECIPROCAL): Use it.
6822 (ix86_vectorize_builtin_conversion): Rename from
6823 ix86_builtin_conversion.
6824 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6825 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6826 "i386 and x86_64 Options" section.
6827 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6829 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6830 Zdenek Dvorak <dvorakz@suse.cz>
6831 Richard Guenther <rguenther@suse.de>
6832 Kaz Kojima <kkojima@gcc.gnu.org>
6834 * tree-vrp.c (compare_values_warnv): Convert val2 to
6836 (extract_range_from_assert): Create
6837 POINTER_PLUS_EXPR for pointer types.
6838 (extract_range_from_binary_expr): Handle
6839 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6841 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6842 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6843 POINTER_PLUS_EXPR as PLUS_EXPR.
6844 (number_of_iterations_lt_to_ne):
6845 For pointer types, use sizetype when
6846 creating MINUS_EXPR/PLUS_EXPRs.
6847 (assert_loop_rolls_lt): For pointer types, use sizetype when
6848 creating MINUS_EXPR/PLUS_EXPRs.
6849 (number_of_iterations_le): Likewise.
6850 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6851 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6852 like PLUS_EXPR and MINUS_EXPR.
6853 * tree-pretty-print.c (dump_generic_node): Handle
6855 (op_prio): Likewise.
6856 (op_symbol_1): Likewise.
6857 * optabs.c (optab_for_tree_code): Likewise.
6858 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6860 * tree-tailcall.c (process_assignment): Mention
6861 POINTER_PLUS_EXPR in a TODO comment.
6862 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6863 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6864 not used with a pointer and an integer type.
6865 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6866 increment using chrec_convert_rhs instead of chrec_convert.
6867 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6868 PLUS_EXPR except for the right hand side's type will be
6870 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6871 (fold_used_pointer_cast): Kill.
6872 (pointer_offset_p): Kill.
6873 (fold_used_pointer): Kill.
6874 (pointer_used_p): Kill.
6875 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6876 call fold_used_pointer.
6877 (instantiate_parameters_1): Convert the increment
6878 using chrec_convert_rhs instead of chrec_convert.
6879 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6880 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6881 instead of PLUS_EXPR.
6882 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6883 PLUS_EXPR for pointers.
6884 (std_gimplify_va_arg_expr): Likewise.
6885 (fold_builtin_memory_op): Likewise.
6886 (fold_builtin_strstr): Likewise.
6887 (fold_builtin_strchr): Likewise.
6888 (fold_builtin_strrchr): Likewise.
6889 (fold_builtin_strpbrk): Likewise.
6890 (expand_builtin_memory_chk): Likewise.
6891 (fold_builtin_memory_chk): Likewise.
6892 (std_expand_builtin_va_start): Use
6893 sizetype for the call to make_tree and then convert
6894 to the pointer type.
6895 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6896 instead of PLUS_EXPR for adding to a pointer.
6897 (std_gimplify_va_arg_expr): Use fold_build2 for
6898 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6899 the operands to sizetype first and then cast the BIT_AND_EXPR
6900 back to the pointer type.
6901 * fold-const.c (build_range_check): Handle pointer types
6903 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6904 of PLUS_EXPR's. Make sure the offset is converted to
6906 (try_move_mult_to_index): Strip the NOPs from the offset.
6907 Remove code argument and replace all uses with PLUS_EXPR.
6908 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6909 specially. Don't use a pointer type for MINUS_EXPR.
6910 (fold_unary): Handle for (T1)(X op Y),
6911 only p+ as that is the only as that can be handled for
6912 binary operators now.
6913 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6915 <case PLUS_EXPR>: Add folding of PTR+INT into
6917 Don't call try_move_mult_to_index.
6918 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6919 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6920 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6921 Don't call try_move_mult_to_index.
6922 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6923 (tree_expr_nonzero_p): Likewise.
6924 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6925 of PLUS_EXPR for the complex expression folding.
6926 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6927 first chrec is a pointer type, then the second should
6928 be sizetype and not the first's type.
6929 For POINTER_PLUS_EXPR, use a different right hand side type.
6930 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6931 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6932 different right hand side type.
6933 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6934 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6935 instead of PLUS_EXPR.
6936 When either operand is zero, convert the other operand.
6937 (chrec_apply): Use chrec_convert_rhs
6938 on the argument x instead of chrec_convert.
6939 (reset_evolution_in_loop): For pointer types, the new_evol
6941 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6942 different right hand side type.
6943 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6944 (chrec_convert_rhs): New function.
6945 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6946 different right hand side type.
6947 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6948 * tree-chrec.h (chrec_convert_rhs): New prototype.
6949 (build_polynomial_chrec): For pointer types, the right hand
6950 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6951 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6952 Remove subtraction case as it is always addition now.
6953 Make sure the offset is converted to sizetype.
6954 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6955 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6956 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6957 PLUS_EXPR in pointer type.
6958 Handle POINTER_PLUS_EXPR.
6959 (tree_to_aff_combination): Likewise.
6960 (force_expr_to_var_cost): Likewise.
6961 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6962 instead of PLUS_EXPR for pointers.
6963 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6964 instead of PLUS_EXPR of pointer types.
6965 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6967 (check_va_list_escapes): Likewise.
6968 (check_all_va_list_escapes): Likewise.
6969 * dwarf2out.c (loc_descriptor_from_tree_1):
6970 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6971 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6972 (string_constant): Likewise.
6973 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6974 the offset to the base, use POINTER_PLUS_EXPR.
6975 (add_to_parts): Convert the index to sizetype.
6976 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6977 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6978 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6979 Offset only holds something for PLUS_EXPR.
6980 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6982 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6984 (analyze_accesses_for_modify_stmt): Likewise.
6985 Remove comment about the type being integral type as it is
6987 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6989 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6991 Correct the type which the artimentic is done in (is now
6994 * tree-data-ref.c (split_constant_offset): Handle
6996 * tree-affine.c (tree_to_aff_combination): Likewise.
6997 * c-typeck.c (build_unary_op): For pointers create the increment
6998 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7000 * gimplify.c (gimplify_self_mod_expr): Create a
7001 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7002 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7003 * tree.def (POINTER_PLUS_EXPR): New tree code.
7004 * tree-predcom.c (ref_at_iteration): If we have a pointer
7005 type do the multiplication in sizetype.
7006 * tree-mudflap.c (mf_xform_derefs_1): Create a
7007 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7008 * tree-ssa-forwprop.c
7009 (forward_propagate_addr_into_variable_array_index):
7010 Don't expect there to be a cast for the index as that
7011 does not exist anymore.
7012 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7013 instead of PLUS_EXPR.
7014 Don't check for the first operand of the POINTER_PLUS_EXPR
7015 was the index as it cannot be.
7016 Call forward_propagate_addr_into_variable_array_index with
7017 the SSA_NAME instead of the statement.
7018 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7019 (compare_constant): Likewise.
7020 (copy_constant): Likewise.
7021 (compute_reloc_for_constant): Likewise.
7022 (output_addressed_constants): Likewise.
7023 (initializer_constant_valid_p): Likewise.
7024 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7025 Convert the MIN/MAX of the inner type to the outer
7026 type before comparing them.
7027 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7028 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7029 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7030 of PLUS_EXPR for pointers.
7031 * tree-inline.c (estimate_num_insns_1): Handle
7033 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7034 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7035 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7036 instead of PLUS_EXPR for the pointer increment statement.
7037 (vect_update_ivs_after_vectorizer): For pointer types, create
7038 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7039 MULT_EXPR in sizetype.
7040 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7042 * tree-object-size.c (plus_expr_object_size): Handle
7043 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7044 code which is trying to figure out which side is a pointer and
7046 (check_for_plus_in_loops_1): Likewise.
7047 (check_for_plus_in_loops): Likewise.
7048 * c-common.c (pointer_int_sum): Create a
7049 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7050 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7051 only POINTER_PLUS_EXPR. Removing all the extra
7052 code which is trying to figure out which side is a pointer and
7054 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7055 PLUS_EXPR and MINUS_EXPR.
7056 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7058 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7059 with make_tree, instead of a pointer type.
7060 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7061 for pointers instead of PLUS_EXPR.
7062 (s390_gimplify_va_arg): Likewise.
7063 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7064 instead of PLUS_EXPR when doing addition on pointer
7065 types. Use sizetype for the second operand.
7066 (spu_gimplify_va_arg_expr): Likewise.
7067 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7068 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7069 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7070 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7071 for the pointer addition and also use size_int/sizetype
7073 (ix86_gimplify_va_arg): Likewise.
7074 Perform BIT_AND_EXPR on sizetype arguments.
7075 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7076 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7077 for the pointer additions and also use size_int for the offsets.
7078 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7079 additions and also use size_int for the offsets. Perform
7080 BIT_AND_EXPR on sizetype arguments.
7081 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7082 POINTER_PLUS_EXPR for pointers and create the
7083 BIT_AND_EXPR in sizetype.
7084 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7085 instead of PLUS_EXPR for pointer addition.
7086 (rs6000_va_start): Likewise.
7087 Also use sizetype for the offset.
7088 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7089 as PLUS_EXPR/MINUS_EXPR.
7090 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7091 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7092 Don't use BIT_AND_EXPR on a pointer type, convert the
7093 expression to sizetype first.
7094 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7096 (mips_gimplify_va_arg_expr): Likewise.
7097 Don't create BIT_AND_EXPR in a pointer type.
7099 2007-06-15 Eric Christopher <echristo@apple.com>
7101 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7102 (x86_64-*-darwin*): Ditto.
7103 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7106 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7108 * doc/extend.texi: Document behavior of __attribute__((aligned))
7111 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7113 * rtlanal.c (note_stores): Improve documentation.
7115 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7117 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7118 LOCAL_LABEL_PREFIX): Delete.
7119 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7120 (bfin_internal_label): Delete.
7122 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7124 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7125 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7126 otherwise define to LIBGCC2_TF_CEXT.
7127 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7128 (LIBGCC_TF_CEXT): Ditto.
7131 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7133 PR rtl-optimization/32339
7134 * df-scan.c (df_uses_record): Don't modify flags but just add to
7135 it for df_ref_record.
7137 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7139 * tree-mudflap.c: Fix whitespace issues.
7141 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7143 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7145 2007-06-14 Eric Christopher <echristo@apple.com>
7147 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7148 (movv4sf): Use gcc_unreachable instead of abort.
7150 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7153 * config/i386/sfp-machine.h (CMPtype): New define.
7154 (mach stubs): Use CMPtype instead of int as a return type.
7156 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7158 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7159 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7160 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7161 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7162 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7163 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7164 config/soft-fp/soft-fp.h: Update from glibc CVS.
7166 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7168 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7170 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7173 * config/v850/v850.c: Include dataflow header file.
7174 (substitute_ep_register): Fix typo.
7176 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7178 * configure.ac: Fix earlier checkin.
7179 * configure: Regenerated.
7181 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7183 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7184 * aclocal.m4: Regenerate.
7185 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7186 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7187 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7188 * configure: Regenerate.
7189 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7191 * Makefile.in (quickstrap): Build libgcc too.
7193 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7195 * configure.ac: Add --enable-checking=df. Explicitly mention that
7196 the variables are initialized as for "release".
7197 * df-core.c: Use it.
7198 * configure: Regenerate.
7199 * config.in: Regenerate.
7201 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7203 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7204 validate_replace_rtx instead of replace_rtx.
7205 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7207 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7209 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7210 (DWARF2_UNWIND_INFO): Override default if configured with
7212 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7213 (ENDFILE_SPEC): Add crtend.o.
7214 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7215 (ENDFILE_SPEC): Add crtend.o.
7216 (TARGET_USE_JCR_SECTION): Define.
7217 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7219 * config/i386/cygming-crtbegin.c: New file.
7220 * config/i386/cygming-crtend.c: New file.
7222 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7224 * config/i386/w32-unwind.h: New file.
7226 2007-06-13 Eric Christopher <echristo@apple.com>
7228 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7229 the user set a value below STACK_BOUNDARY.
7231 2007-06-13 Thiemo Seufer <ths@networkno.de>
7233 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7234 imply -lpthread for -pthread.
7236 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7238 * basic-block.h: Remove the prototype for
7239 free_basic_block_vars.
7240 * cfglayout.h: Remove the prototype for
7241 insn_locators_initialize.
7242 * tree.h: Remove the prototype for emit_line_note.
7244 * tree-ssa-pre.c (mergephitemp): Remove.
7245 (init_pre): Don't use mergephitemp.
7247 2007-06-13 Eric Christopher <echristo@apple.com>
7249 * config/i386/i386.c (override_options): If we've specified
7250 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7252 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7254 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7257 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7259 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7260 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7261 (eh_store_handler): New pattern.
7262 (eh_return): Emit it instead of a plain move.
7264 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7266 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7267 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7268 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7271 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7273 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7274 (find_next_insn_start, find_load): New functions.
7275 (bfin_reorg): Use them to deal with the fact that parallel insns are
7276 no longer represented as a SEQUENCE.
7278 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7280 * config/sparc/sparc.c (sparc_override_options): Initialize
7283 2007-06-13 Dave Korn <dave.korn@artimi.com>
7285 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7288 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7290 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7291 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7292 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7293 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7294 tree-vect-transform.c: Fix comment typos. Follow spelling
7297 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7299 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7300 to the exit block use set.
7301 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7302 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7303 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7305 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7307 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7308 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7309 to indicate an error.
7310 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7312 (dbg_cnt_process_opt): Print an error on a bad argument.
7313 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7314 * common.opt (-fdbg-cnt-list): New.
7315 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7317 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7319 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7320 flag on ref-all pointers.
7322 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7325 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7326 for the offset with the modifier as EXPAND_INITIALIZER
7327 if the modifier is EXPAND_INITIALIZER.
7328 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7329 a register if we had an overflow.
7331 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7333 * real.c (real_isfinite): New.
7334 (real_sqrt): Use it.
7335 * real.h (real_isfinite): New.
7336 * builtins.c: Use it.
7338 2007-06-12 Ian Lance Taylor <iant@google.com>
7339 Daniel Berlin <dberlin@dberlin.org>
7342 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7343 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7344 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7345 (DECL_NO_TBAA_P): Define.
7346 (struct tree_decl_common): Add no_tbaa_flag field.
7347 * tree-ssa-structalias.c (struct variable_info): Add
7348 no_tbaa_pruning field.
7349 (new_var_info): Initialize no_tbaa_pruning field.
7350 (unify_nodes): Copy no_tbaa_pruning field.
7351 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7352 (dump_solution_for_var): Print no_tbaa_pruning flag.
7353 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7355 (compute_tbaa_pruning): New static function.
7356 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7357 Call compute_tbaa_pruning.
7358 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7359 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7360 * gimple-low.c (lower_stmt): Likewise.
7361 * tree-gimple.c (is_gimple_stmt): Likewise.
7362 * tree-ssa-operands.c (get_expr_operands): Likewise.
7363 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7364 * tree-inline.c (estimate_num_insns_1): Likewise.
7365 (copy_result_decl_to_var): Likewise.
7366 * expr.c (expand_expr_real_1): Likewise.
7367 * tree-pretty-print.c (dump_generic_node): Likewise.
7368 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7369 * omp-low.c (omp_copy_decl_2): Likewise.
7370 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7371 * doc/c-tree.texi (Expression trees): Document
7372 CHANGE_DYNAMIC_TYPE_EXPR.
7374 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7376 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7377 with !HONOR_NANS and !HONOR_INFINITIES.
7378 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7380 2007-06-12 Tristan Gingold <gingold@adacore.com>
7382 * gcov.c: Comments updated.
7383 (source_info): Add file_time field.
7384 (source_index): New variable.
7385 (mutiple_files): New variable.
7386 (generate_results): New function extracted from process_file.
7387 (process_file): Save and restore chain of functions, generate
7388 results and free structures only if not merging results.
7389 (release_structures): File names are now freed in create_file_names
7390 (create_file_names): Free previous file names.
7391 (find_source): File date is now read here and modifications in
7392 source files is checked here.
7393 (read_graph_file): Only reverse order of functions for the current
7395 (make_gcov_file_name): Do not generate long names if input_name is
7397 (output_lines): If merging results do not display graph, data and
7399 Checking source file modification is done in find_source.
7401 * doc/gcov.texi: Append an s to sourcefile.
7403 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7405 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7406 (forced_nop): New pattern.
7407 * config/bfin/bfin.c: Include "df.h".
7408 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7409 (bfin_discover_loop): Use df_get_live_in instead of
7410 global_live_at_start.
7411 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7412 df_analyze when done.
7413 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7414 the insns. Use QImode for the final insn in a bundle. Call
7415 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7417 (reorder_var_tracking_notes): New function.
7418 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7419 update_life_info. Call df_analyze after scheduling and bundle
7420 generation. Call reorder_var_tracking_notes if generating these
7421 notes. Call df_finish_pass at the end.
7423 2007-06-12 Dirk Mueller <dmueller@suse.de>
7425 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7426 a comparison, not an assignment.
7428 2007-06-12 Olivier Hainque <hainque@adacore.com>
7430 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7431 Request walking the subtrees only, leaving the current is_lhs/val_only
7433 (convert_non_local_reference): Likewise.
7435 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7437 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7439 2007-06-12 Richard Guenther <rguenther@suse.de>
7441 PR tree-optimization/15353
7442 PR tree-optimization/31657
7443 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7444 * timevar.def: Add TV_TREE_IFCOMBINE.
7445 * tree-pass.h (pass_tree_ifcombine): Declare.
7446 * tree-ssa-ifcombine.c: New file.
7447 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7448 * tree-flow.h (blocks_in_phiopt_order): Declare.
7449 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7450 (tree-ssa-ifcombine.o): New dependencies.
7452 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7454 PR rtl-optimization/32293
7455 * combine.c (simplify_if_then_else): Truncate return from
7456 nonzero_bits() to correct mode.
7458 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7460 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7461 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7463 2007-06-11 Diego Novillo <dnovillo@google.com>
7465 * Makefile.in (reload1.o-warn): Remove.
7467 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7469 * combine.c (subst): Use reg_overlap_mentioned_p
7470 instead of comparing register numbers directly.
7472 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7474 * reload1.c (mark_home_live_1): Use the mode parameter.
7476 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7478 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7479 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7483 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7485 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7487 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7489 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7490 from integer registers.
7491 (FP mode splitters): Handle TFmode.
7493 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7495 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7496 for ref-all pointers that point-to anything.
7498 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7500 * config/arm/arm.c (arm_output_dwarf_dtprel,
7501 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7503 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7505 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7506 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7509 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7511 * tree.c (signed_or_unsigned_type_for): New.
7512 (unsigned_type_for): Use signed_or_unsigned_type_for.
7513 (signed_type_for): Use signed_or_unsigned_type_for.
7514 * tree.h (signed_or_unsigned_type_for): New.
7515 (get_signed_or_unsigned_type): Remove.
7516 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7517 lang_hooks.types.signed_type
7518 (size_diffop): Likewise.
7519 (all_ones_mask_p): Likewise.
7520 (build_range_check): Likewise.
7521 (fold_cond_expr_with_comparison): Likewise.
7522 (fold_cond_expr_with_comparison): Likewise.
7523 (unextend): Likewise.
7524 (extract_muldiv_1): Likewise.
7525 (fold_single_bit_test_into_sign_test): Likewise.
7526 (fold_binary): Likewise.
7527 (fold_ternary): Likewise.
7528 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7529 instead of get_signed_or_unsigned_type.
7530 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7531 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7532 * expr.c (signed_or_unsigned_type_for): Use
7533 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7534 * langhooks.c (get_signed_or_unsigned_type): Remove.
7535 (lhd_signed_or_unsigned_type): Remove.
7536 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7537 signed_or_unsigned_type.
7538 (lhd_signed_or_unsigned_type): Remove.
7539 * expmed.c (make_tree): Use signed_type_for instead of
7540 lang_hooks.types.signed_type.
7541 * c-common.c (same_scalar_type_ignoring_signedness): Use
7542 c_common_signed_type instead of lang_hooks.types.signed_type.
7543 (c_common_unsigned_type): New.
7544 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7545 (shorten_compare): Use c_common_unsigned_type instead of
7546 c_common_signed_or_unsigned_type.
7547 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7549 * convert.c (convert_to_integer): Use signed_type_for instead of
7550 lang_hooks.types.signed_type.
7551 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7552 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7553 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7554 * c-format.c (check_format_types): Use c_common_unsigned_type
7555 instead of unsigned_type_for.
7556 * c-decl.c (groakdeclarator): Likewise.
7557 * c-typeck.c (convert_for_assignment): Likewise.
7558 * c-common.h (c_common_unsigned_type): New.
7560 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7563 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7564 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7566 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7569 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7570 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7572 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7573 Sebastian Pop <sebpop@gmail.com>
7575 * lambda-code.c (remove_iv): New.
7576 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7578 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7580 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7581 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7582 * tree-ssa-loop-prefetch.c: Include optabs.h.
7583 (FENCE_FOLLOWING_MOVNT): New macro.
7584 (struct mem_ref): Add independent_p and storent_p fields.
7585 (record_ref): Initalize the new fields.
7586 (gather_memory_references_ref): Return true if the reference
7588 (gather_memory_references): Check whether all memory accesses
7589 in loop were recorded.
7590 (should_issue_prefetch_p): Return false for nontemporal stores.
7591 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7592 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7593 (determine_loop_nest_reuse): Detect independent memory references.
7594 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7595 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7596 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7597 * config/i386/i386.h (x86_mfence): Declare.
7598 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7599 * config/i386/i386.c (x86_mfence): New variable.
7600 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7602 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7603 * optabs.c (init_optabs): Initialize storent_optab.
7604 * optabs.h (enum optab_index): Add OTI_storent.
7605 (storent_optab): Declare.
7606 * genopinit.c (optabs): Add initialization for storent_optab.
7607 * tree.h (MOVE_NONTEMPORAL): New macro.
7608 * expr.c (expand_assignment, store_expr, store_constructor_field,
7609 store_constructor, store_field, expand_expr_real_1): Propagate
7610 nontemporality of the expanded store.
7611 (emit_storent_insn): New function.
7612 * expr.h (expand_assignment, store_expr): Declaration changed.
7613 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7614 to expand_assignment.
7615 * stmt.c (expand_asm_expr): Ditto.
7616 * calls.c (initialize_argument_information): Pass false as
7617 nontemporality to store_expr.
7618 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7621 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7623 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7625 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7627 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7629 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7630 and allow DECL_P here.
7632 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7634 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7635 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7636 track of the size of the expression.
7637 * cfghooks.c (merge_blocks): Remove block from loops structure only
7638 after call of the merge_blocks hook.
7640 2007-06-09 Tom Tromey <tromey@redhat.com>
7642 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7643 (deprecated_state): Removed.
7644 (start_decl): Update.
7645 (enum deprecated_states): Moved earlier.
7646 (groktypename): Update.
7647 (push_parm_decl): Likewise.
7648 (grokfield): Likewise.
7649 (start_function): Likewise.
7651 2007-06-09 Ian Lance Taylor <iant@google.com>
7653 PR tree-optimization/32169
7654 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7655 CONVERT_EXPR, check whether min and max both converted to an
7656 overflow infinity representation.
7658 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7660 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7661 not inserted on the edge.
7663 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7665 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7666 instructions if they are supported.
7667 (__divsi3, __umodsi3, __modsi3): Likewise.
7668 (__ashldi3, __ashrdi3, __lshrdi3): New.
7669 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7671 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7672 Tony Linthicum <tony.linthicum@amd.com>
7674 * doc/invoke.texi: Add fvect-cost-model flag.
7675 * common.opt (fvect-cost-model): New flag.
7676 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7677 cost fields in stmt_vec_info struct for STMT.
7678 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7679 fields in stmt_vec_info struct and access functions for the same.
7680 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7681 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7682 load, store and vector to scalar operation.
7683 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7684 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7685 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7686 (TARG_VEC_STORE_COST): Define cost of vector store.
7687 (vect_estimate_min_profitable_iters): Define new function.
7688 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7689 check to evaluate if loop iterations are less than minimum profitable
7690 iterations determined by cost model or minimum vect loop bound defined
7691 by user, whichever is more conservative.
7692 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7693 run-time check to evaluate if loop iterations are less than minimum
7694 profitable iterations determined by cost model or minimum vect loop
7695 bound defined by user, whichever is more conservative.
7696 (vect_estimate_min_profitable_iterations): New function to estimate
7697 mimimimum iterartions required for vector version of loop to be
7698 profitable over scalar version.
7699 (vect_model_reduction_cost): New function.
7700 (vect_model_induction_cost): New function.
7701 (vect_model_simple_cost): New function.
7702 (vect_cost_strided_group_size): New function.
7703 (vect_model_store_cost): New function.
7704 (vect_model_load_cost): New function.
7705 (vectorizable_reduction): Call vect_model_reduction_cost during
7707 (vectorizable_induction): Call vect_model_induction_cost during
7709 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7710 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7711 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7712 vectorizable_promotion, vectorizable_demotion): Call
7713 vect_model_simple_cost during analysis phase.
7715 2007-06-08 Simon Baldwin <simonb@google.com>
7717 * reg-stack.c (get_true_reg): Readability change. Moved default case
7718 label into direct switch statement scope.
7720 2007-06-08 Simon Baldwin <simonb@google.com>
7722 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7723 in gcc_assert() with '==' comparison.
7725 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7727 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7728 TARGET_ABM handling of x86_popcnt variable.
7730 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7732 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7733 __builtin_copysignq and __builtin_infq built-in functions.
7735 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7737 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7738 SSE4.2 section. Correct built-in function names in SSE4A section.
7740 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7742 PR tree-optimization/32243
7743 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7744 for ncopies after ratio check between nunits_out and nunits_in.
7745 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7747 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7749 PR tree-optimization/32224
7750 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7751 vectorization upon a non GIMPLE_MODIFY_STMT.
7753 2007-06-08 Christian Bruel <christian.bruel@st.com>
7756 * config/sh/sh.md (doloop_end): New pattern and splitter.
7757 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7759 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7762 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7764 (verify_dominators): Do not change dominance tree.
7766 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7768 * config/sh/constraints.md: New file.
7769 * config/sh/sh.c: Include tm-constrs.h.
7770 (reg_class_from_letter): Remove.
7771 (prepare_cbranch_operands): Use satisfies_constraint_*
7772 function instead of macro.
7773 (andcosts, broken_move, sh_secondary_reload): Likewise.
7774 * config/sh/predicates.md (trapping_target_operand): Likewise.
7775 (and_operand, arith_operand, arith_reg_or_0_operand,
7776 cmp_operand, logical_operand, target_operand,
7777 ua_address_operand, ua_offset, xor_operand): Likewise.
7778 * config/sh/sh.md: Include constraints.md.
7779 (*movsicc_t_false): Use satisfies_constraint_* function
7781 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7782 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7783 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7784 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7785 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7786 (REG_CLASS_FROM_CONSTRAINT): Remove.
7787 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7788 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7789 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7790 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7791 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7792 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7793 function instead of macro.
7794 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7795 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7796 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7797 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7798 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7799 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7800 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7801 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7802 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7803 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7804 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7805 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7806 EXTRA_CONSTRAINT_STR): Likewise.
7807 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7809 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7811 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7813 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7816 * c-common.h (flag_cpp0x): Replaced by...
7817 (cxx_dialect): ... this new variable specifying the C++ dialect that
7819 * c-common.c (flag_cpp0x): Removed.
7820 (cxx_dialect): Defined.
7821 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7823 * c-opts.c (c_common_post_options): Likewise.
7824 (set_std_cxx98): Set cxx_dialect to cxx98.
7825 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7827 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7828 Hui-May Chang <hm.chang@apple.com>
7830 * doc/invoke.texi (Darwin Options): Update documentation for
7831 -mmacosx-version-min.
7832 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7833 * config/darwin-driver.c: New file.
7834 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7835 * config/t-darwin (darwin-driver.o): New rule.
7837 * config/darwin-c.c (version_as_macro): Ignore low digit.
7839 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7841 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7842 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7843 (CSGNMODE): New mode macro.
7844 (CSGNVMODE): New mode attribute.
7845 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7846 expander using CSGNMODE mode macro. Handle TFmode.
7847 (copysign<mode>3_const): Rename from copysignsf3_const and
7848 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7850 (copysign<mode>3_var): Rename from copysignsf3_var and
7851 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7853 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7854 mode macro. Handle TFmode.
7855 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7856 (iortf3, *iortf3): Ditto.
7857 (xortf3, *xortf3): Ditto.
7858 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7859 TFmode and TImode masks.
7860 (ix86_expand_copysign): Expand TFmode copysign insn.
7861 (IX86_BUILTIN_INFQ): New.
7862 (IX86_BUILTIN_FABSQ): Ditto.
7863 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7864 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7865 [__builtin_fabsq]: Ditto.
7866 [__builtin_copysignq]: Ditto.
7867 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7868 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7869 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7870 ix86_expand_binop_builtin().
7872 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7874 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7876 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7879 * rtl.h (push_to_sequence2): New.
7880 * emit-rtl.c (push_to_sequence2): New.
7881 * function.c (assign_parm_data_all): Add new fields.
7882 (assign_parm_setup_block): Call push_to_sequence2 instead of
7884 (assign_parm_setup_reg): Ditto.
7885 (assign_parm_setup_stack): Ditto.
7886 (assign_parms_unsplit_complex): Ditto.
7887 (assign_parms): Change field name.
7889 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7891 PR tree-optimization/32220
7892 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7893 phi node is reached before defining statement.
7895 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7898 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7899 after changing the right hand side of the assignment.
7901 2007-06-06 Eric Christopher <echristo@apple.com>
7903 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7904 (x86_64-*-darwin*): Ditto.
7905 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7906 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7908 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7910 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7912 (add_key): Likewise.
7913 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7914 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7916 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7918 (add_cost_one_coalesce): Likewise.
7919 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7920 variable names. Rename orig to orig_name for consistency.
7921 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7923 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7925 (record_equivalences_from_stmt): Likewise.
7926 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7927 the coding conventions.
7928 (memory_ssa_name_same): Likewise.
7929 (dse_optimize_stmt): Likewise.
7930 (dse_record_phis): Likewise.
7931 (dse_finalize_block): Likewise.
7932 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7933 keywords as variable names.
7934 (may_move_till): Cast according to the coding conventions.
7935 (force_move_till_expr): Avoid using C++ keywords as variable names.
7936 (force_move_till): Cast according to the coding conventions.
7937 (memref_hash): Likewise.
7938 (memref_eq): Likewise.
7939 (gather_mem_refs_stmt): Likewise.
7940 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7941 using C++ keywords as variable names.
7942 (idx_find_step): Cast according to the coding conventions.
7943 (idx_record_use): Likewise.
7944 (find_depends): Likewise.
7945 (prepare_decl_rtl): Likewise.
7946 (mbc_entry_hash): Likewise.
7947 (mbc_entry_eq): Likewise.
7948 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7949 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7950 (idx_infer_loop_bounds): Cast according to the coding conventions.
7951 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7952 * tree-ssa-math-opts.c (occ_new ): Likwise.
7953 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7955 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7957 (add_use_op): Likewise.
7958 (add_vop): Likewise.
7959 (add_vuse_op): Likewise.
7960 (add_vdef_op): Likewise.
7961 (get_expr_operands): Likewise.
7962 (push_stmt_changes): Use type safe memory macros.
7963 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7964 keywords as variable names.
7965 (conditional_replacement): Likewise.
7966 (minmax_replacement): Likewise.
7967 (abs_replacement): Likewise.
7968 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7970 (insert_fake_stores): Avoid using C++ keywords as variable names.
7971 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7973 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7974 (heapvar_insert): Use type safe memory macros.
7975 (new_var_info): Cast according to the coding conventions.
7976 (new_constraint): Likewise.
7977 (remove_preds_and_fake_succs): Use type safe memory macros.
7978 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7980 (thread_single_edge): Likewise.
7981 (thread_through_loop_header): Likewise.
7983 2007-06-06 Eric Christopher <echristo@apple.com>
7985 * config/i386/i386.c (override_options): Move handling
7986 of TARGET_SUBTARGET* earlier.
7988 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7990 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7993 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
7995 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
7996 emited outside of basic block.
7997 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
7999 * rtl.h (delete_insn_chain): Declaration changed.
8000 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8002 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8003 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8004 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8005 to delete_insn_chain.
8006 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8007 do not have bb field set.
8008 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8010 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8011 * cfgcleanup.c (try_optimize_cfg): Ditto.
8013 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8015 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8016 (lambda_body_vector_new): Use type safe memory macros.
8017 (lambda_linear_expression_new): Likewise.
8018 (lambda_loopnest_new): Likewise.
8019 (lambda_lattice_new): Likewise.
8020 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8021 conventions. Use type safe memory macros.
8022 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8023 (lambda_body_vector_s): Likewise.
8024 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8025 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8027 2007-06-06 Richard Guenther <rguenther@suse.de>
8029 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8030 if we need to schedule cfg_cleanup.
8031 (tree_ssa_forward_propagate_single_use_vars): Do so.
8033 2007-06-06 Ian Lance Taylor <iant@google.com>
8035 * fold-const.c (merge_ranges): If range_successor or
8036 range_predecessor fail, just return 0.
8038 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8040 PR tree-optimization/32216
8041 * tree-vectorizer.c (supportable_widening_operation): Determine
8042 signedness of FIX_TRUNC_EXPR from output operand.
8043 (supportable_narrowing_operation): Ditto.
8044 * tree-vect-generic.c (expand_vector_operations_1): Determine
8045 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8048 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8050 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8051 (struct pta): ...from here. Change flags to unsigned to avoid
8052 excessive casting (as it is used as a bit mask).
8053 (override_options): Add casts according to the coding convenventions.
8054 (x86_64_elf_unique_section): Likewise.
8055 (examine_argument): Avoid using C++ keywords as variable names.
8056 (construct_container): Likewise.
8057 (legitimize_pic_address): Likewise.
8058 (get_dllimport_decl): Cast according to the coding conventions. Use
8059 type safe memory macros.
8060 (legitimize_address): Cast according to the coding conventions.
8061 (emit_i387_cw_initialization): Corrected the type of slot to enum
8063 (ix86_init_machine_status): Use type safe memory macros.
8064 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8065 (bdesc_pcmpistr): Likewise.
8066 (bdesc_crc32): Likewise.
8067 (bdesc_sse_3arg): Likewise.
8068 (bdesc_2arg): Likewise.
8069 (bdesc_1arg): Likewise.
8070 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8071 (ix86_expand_sse_pcmpistr): Likewise.
8072 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8073 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8074 int to match the langhook definition.
8075 (ix86_builtin_conversion): Change the type of code to unsigned init to
8076 match the langhook definition.
8077 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8079 (ix86_preferred_output_reload_class): Likewise.
8080 (ix86_cannot_change_mode_class): Likewise.
8081 (ix86_memory_move_cost): Likewise.
8082 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8083 avoid excessive casting later on.
8084 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8086 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8089 as flags setting insn.
8090 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8092 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8094 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8095 (UNSPEC_ROUND): New.
8096 ("sse4_1_round<mode>2"): New insn pattern.
8097 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8099 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8100 expander using SSEMODEF mode macro. Expand using
8101 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8102 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8103 expander using SSEMODEF mode macro. Expand using
8104 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8105 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8106 expander using SSEMODEF mode macro. Expand using
8107 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8108 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8109 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8110 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8113 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8114 Sebastian Pop <sebpop@gmail.com>
8116 * lambda.h (build_linear_expr): New.
8117 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8118 Use build_linear_expr, call fold and force_gimple_operand.
8119 (lambda_loopnest_to_gcc_loopnest): Check that there is
8120 something to insert.
8121 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8123 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8125 PR preprocessor/23479
8126 * doc/extend.texi: Document the 0b-prefixed binary integer
8129 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8131 PR tree-optimization/32215
8132 * tree-vectorizer.c (supportable_widening_operation): Return false
8133 for unsupported FIX_TRUNC_EXPR tree code.
8134 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8136 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8138 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8139 register on SPE targets. Change documentation to reflect
8141 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8142 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8143 out of the register allocation pool.
8144 (rs6000_reg_live_or_pic_offset_p): New function.
8145 (rs6000_emit_prologue): Move the actual saving of LR up to free
8146 r0 for holding r11. Split saving of SPE 64-bit registers into
8147 its own case. Ensure that offsets will always be in-range for
8148 'evstdd' by using r11 as a scratch register to point at the start
8149 of the SPE save area. Save r11 if necessary, as it is the static
8151 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8152 into its own case. Ensure that offsets will always be in-range
8153 for 'evldd' by using r11 as a scratch register to point at the
8154 start of the SPE save area. Also adjust r11 when restoring
8155 the stack pointer to compensate for pre-loading r11.
8157 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8159 * cfg.c (init_flow): Use type safe memory macros.
8160 (alloc_block): Likewise.
8161 (unchecked_make_edge): Likewise.
8162 (dump_flow_info): Avoid using C++ keywords as variable names.
8163 (copy_original_table_clear): Cast according to the coding conventions.
8164 (copy_original_table_set): Likewise.
8165 * cfgexpand (label_rtx_for_bb): Likewise.
8166 (expand_gimple_basic_block): Likewise.
8167 * cfghooks.c (dump_bb): Likewise.
8168 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8170 (lv_add_condition_to_bb): Likewise.
8171 * cfglayout (relink_block_chain): Cast according to the coding
8173 (fixup_reorder_chain): Likewise.
8174 (fixup_fallthru_exit_predecessor): Likewise.
8175 * cfgloop.c (glb_enum_p): Likewise.
8176 (get_exit_description): Likewise.
8177 (dump_recorded_exit): Likewise.
8178 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8179 (struct loop): ... from here.
8180 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8182 * cfgrtl.c (rtl_create_basic_block): Likewise.
8183 (rtl_split_block): Likewise.
8184 (rtl_dump_bb): Likewise.
8185 (cfg_layout_split_block): Likewise.
8186 (init_rtl_bb_info): Use typesafe memory macros.
8188 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8189 * graphds.h: Updated all usages of edge to graph_edge.
8190 * graphds.c: Likewise.
8191 * cfgloopanal.c: Likewise.
8193 2007-06-05 Ian Lance Taylor <iant@google.com>
8195 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8196 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8197 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8199 (test_for_singularity): Likewise.
8201 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8203 * config/i386/constraints.md ("Y2"): Replaced by ...
8205 * config/i386/i386.md: Likewise.
8206 * config/i386/mmx.md: Likewise.
8207 * config/i386/sse.md: Likewise.
8209 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8211 * config/i386/constraints.md ("z"): Replaced by ...
8213 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8214 (sse4_1_blendvps): Likewise.
8215 (sse4_1_pblendvb): Likewise.
8216 (sse4_2_pcmpestr): Likewise.
8217 (sse4_2_pcmpestrm): Likewise.
8218 (sse4_2_pcmpestr_cconly): Likewise.
8219 (sse4_2_pcmpistr): Likewise.
8220 (sse4_2_pcmpistrm): Likewise.
8221 (sse4_2_pcmpistr_cconly): Likewise.
8223 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8225 * matrix-reorg.c (transform_access_sites): Fix computation.
8226 (transform_allocation_sites): Same.
8228 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.c (override_options): Use
8231 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8233 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8235 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8236 (nonimm_not_xmm0_operand): Ditto.
8237 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8238 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8239 as operand[2] predicate. Require "z" class XMM register for
8240 operand[3]. Adjust asm template.
8241 ("sse4_1_blendvpd"): Ditto.
8242 ("sse4_1_pblendvb"): Ditto.
8243 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8244 force op2 into xmm0 register for variable blend instructions.
8246 2007-06-04 Tom Tromey <tromey@redhat.com>
8248 * c-tree.h (start_enum): Update.
8249 (build_enumerator): Likewise.
8250 * c-decl.c (enum_next_value): Removed.
8251 (enum_overflow): Likewise.
8252 (start_enum): Add c_enum_contents argument. Don't use globals.
8253 (build_enumerator): Likewise.
8254 * c-tree.h (struct c_enum_contents): New struct.
8256 2007-06-04 Tom Tromey <tromey@redhat.com>
8258 * c-common.c (c_common_get_alias_set): Fix indentation.
8260 2007-06-04 Ian Lance Taylor <iant@google.com>
8262 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8263 to overflow, reduce overflow infinity to regular infinity.
8264 (vrp_var_may_overflow): New static function.
8265 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8267 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8269 * stor-layout.c (layout_type): Remove duplicate code.
8271 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8274 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8275 before build_common_builtin_nodes ().
8277 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8280 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8282 2007-06-04 Jan Hubicka <jh@suse.cz>
8284 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8285 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8286 instead of _stat version.
8288 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8290 PR tree-optimization/32194
8291 * tree-predcom.c (determine_offset): Check that both references have
8294 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8296 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8297 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8298 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8299 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8300 Add argument to iterate_fix_dominators call.
8301 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8302 * gcse.c (hoist_code): Change domby to vector.
8303 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8304 Add argument to iterate_fix_dominators call.
8305 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8306 recompute_dominator.
8307 * lambda-code.c (perfect_nestify): Ditto.
8308 * cfgloopanal.c: Include graphds.h.
8309 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8310 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8311 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8313 * graphds.c: New file.
8314 * graphds.h: New file.
8315 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8316 (get_dominated_by, get_dominated_by_region): Change return type to
8318 (verify_dominators): Recompute all dominators and compare the results.
8319 (recount_dominator): Renamed to ...
8320 (recompute_dominator): ... this. Do not check that the block is
8322 (iterate_fix_dominators): Reimplemented.
8323 (prune_bbs_to_update_dominators, root_of_dom_tree,
8324 determine_dominators_for_sons): New functions.
8325 * et-forest.c (et_root): New function.
8326 * et-forest.h (et_root): Declare.
8327 * Makefile.in (graphds.o): Add.
8328 (cfgloopanal.o): Add graphds.h dependency.
8329 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8330 * basic-block.h (get_dominated_by, get_dominated_by_region,
8331 iterate_fix_dominators): Declaration changed.
8332 (recount_dominator): Renamed to ...
8333 (recompute_dominator): ... this.
8334 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8335 (thread_through_all_blocks): Do not free dominance info.
8337 2007-06-03 Andreas Schwab <schwab@suse.de>
8339 * config/m68k/m68k.c (override_options): Don't override
8341 * config/m68k/m68k-modes.def (SF, DF): Define to use
8342 motorola_single_format and motorola_double_format, resp.
8343 * real.c (motorola_single_format): Renamed from
8344 coldfire_single_format.
8345 (motorola_double_format): Renamed from coldfire_double_format.
8346 (encode_ieee_extended): Generate a proper canonical NaN image
8347 respecting canonical_nan_lsbs_set.
8348 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8350 * real.h: Adjust declarations.
8352 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8355 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8356 the symbol is generated with the stack protector.
8358 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8360 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8361 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8363 * doc/extend.texi (interrupt): Mention m68k.
8365 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8367 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8368 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8369 (ix86_expand_sse_pcmpestr): Do not check operands for
8370 "register_operand", when insn operand predicate is "register_operand".
8371 (ix86_expand_sse_pcmpistr): Ditto.
8373 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8374 Uros Bizjak <ubizjak@gmail.com>
8376 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8377 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8378 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8379 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8380 * config/i386/constraints.md ("z"): New register constraint
8381 for members of SSE_FIRST_REG class.
8382 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8383 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8384 SSE_FIRST_REG class.
8385 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8386 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8387 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8388 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8389 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8390 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8391 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8392 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8393 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8394 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8395 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8396 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8397 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8398 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8399 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8400 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8401 (struct builtin_description): Change "flag" field to unsigned.
8402 (bdesc_pcmpestr): New builtin description table.
8403 (bdesc_pcmpistr): Likewise.
8404 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8405 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8406 Initialize pcmp[ei]str[im] insns for SSE4.2.
8407 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8408 (ix86_expand_sse_pcmpistr): Likewise.
8409 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8410 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8411 (UNSPEC_PCMPISTR): Likewise.
8412 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8413 (sse4_2_pcmpestri):New isns pattern.
8414 (sse4_2_pcmpestrm): Likewise.
8415 (sse4_2_pcmpestr_cconly): Likewise.
8416 (sse4_2_pcmpistr): New insn patern and splitter.
8417 (sse4_2_pcmpistri):New isns pattern.
8418 (sse4_2_pcmpistrm): Likewise.
8419 (sse4_2_pcmpistr_cconly): Likewise.
8420 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8423 2007-06-01 David Daney <ddaney@avtrex.com>
8425 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8426 LOADGP_ABSOLUTE and not binds_local_p.
8428 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8430 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8432 2007-06-01 Ian Lance Taylor <iant@google.com>
8434 * tree-vrp.c (compare_name_with_value): Always set
8435 used_strict_overflow if we get a result from the variable itself.
8437 2007-06-01 Ian Lance Taylor <iant@google.com>
8439 PR rtl-optimization/31455
8440 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8441 subregs which have a cast between modes which are not tieable.
8443 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8445 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8446 breaks after return statements.
8448 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8450 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8451 only after no_new_pseudos.
8453 2007-05-31 Eric Christopher <echristo@apple.com>
8455 * expr.c (convert_move): Assert that we don't have a BLKmode
8457 (store_expr): Handle BLKmode moves by calling emit_block_move.
8459 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8461 * c-typeck.c (build_indirect_ref): Include type in error message.
8462 (build_binary_op): Pass types to binary_op_error.
8463 * c-common.c (binary_op_error): Take two type arguments, print out
8465 * c-common.h (binary_op_error): Update prototype.
8467 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8469 * config/i386/i386.c: Correct coments on -mno-sse4.
8471 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8473 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8474 (x86_64-*-*): Likewise.
8475 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8476 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8477 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8478 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8479 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8480 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8481 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8482 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8483 (OPTION_MASK_ISA_SSE4): Likewise.
8484 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8485 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8486 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8487 (override_options): Support SSE4.2.
8488 (ix86_build_const_vector): Support SImode and DImode.
8489 (ix86_build_signbit_mask): Likewise.
8490 (ix86_expand_int_vcond): Support V2DImode.
8491 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8492 (IX86_BUILTIN_CRC32HI): Likewise.
8493 (IX86_BUILTIN_CRC32SI): Likewise.
8494 (IX86_BUILTIN_CRC32DI): Likewise.
8495 (IX86_BUILTIN_PCMPGTQ): Likewise.
8496 (bdesc_crc32): Likewise.
8497 (bdesc_sse_3arg): Likewise.
8498 (ix86_expand_crc32): Likewise.
8499 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8500 (ix86_expand_builtin): Likewise.
8501 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8502 __SSE4_2__ for -msse4.2.
8503 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8504 (CRC32MODE): Likewise.
8505 (crc32modesuffix): Likewise.
8506 (crc32modeconstraint): Likewise.
8507 (sse4_2_crc32<mode>): Likewise.
8508 (sse4_2_crc32di): Likewise.
8509 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8511 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8512 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8513 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8514 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8515 (vcondu<mode>): Likewise.
8516 * doc/extend.texi: Document SSE4.2 built-in functions.
8517 * doc/invoke.texi: Document -msse4.2/-msse4.
8519 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8521 PR tree-optimization/32160
8522 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8523 variable as gimple reg.
8524 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8526 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8528 * gcc.c (main): Don't consider linker options when issuing the
8529 warning about a linker input file not being used.
8531 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8533 * tree-vrp.c (compare_names): Initialize sop.
8535 2007-05-30 Dirk Mueller <dmueller@suse.de>
8537 * cgraphunit.c (cgraph_analyze_function): Remove
8538 computation of inline parameters.
8540 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8542 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8544 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8546 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8547 Add vx-common.h. Include vxworks.h between vx-common.h and
8549 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8551 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8552 (TARGET_ASM_DESTRUCTOR): Likewise.
8553 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8554 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8555 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8556 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8557 (VXWORKS_ENDIAN_SPEC): Define.
8558 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8559 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8560 VXWORKS_* equivalents.
8561 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8562 (ASM_FILE_START): Delete.
8563 (TARGET_VERSION): Reformat.
8564 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8565 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8566 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8567 (FPBIT, DPBIT): Define.
8568 (fp-bit.c, dp-bit.c): New rules.
8569 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8570 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8571 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8572 * config/arm/arm.h: Include vxworks-dummy.h.
8573 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8574 Mark with ATTRIBUTE_UNUSED.
8575 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8576 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8577 make it incompatible with -msingle-pic-base.
8578 (arm_function_ok_for_sibcall): Return false for calls that might
8579 go through a VxWorks PIC PLT entry.
8580 (require_pic_register): New function, split out from...
8581 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8583 (arm_load_pic_register): Handle the VxWorks RTP initialization
8584 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8585 (arm_emit_call_insn): New function.
8586 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8587 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8588 (pic_offset_arm): New pattern.
8589 (call, call_value): Use arm_emit_call_insn.
8590 (call_internal, call_value_internal): New expanders.
8591 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8592 VxWorks unless __PIC__.
8594 2007-05-30 Eric Christopher <echristo@gmail.com>
8596 * genrecog.c: Include regs.h in generated file.
8597 * genemit.c: Ditto. Fix up formatting.
8598 * config/mn10300/constraints.md: New.
8599 * config/mn10300/mn10300.md: Include.
8600 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8601 Fix up for removed macro.
8602 * config/mn10300/predicates.md (call_address_operand): Ditto.
8603 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8604 (CONST_OK_FOR_I): Ditto.
8605 (CONST_OK_FOR_J): Ditto.
8606 (CONST_OK_FOR_K): Ditto.
8607 (CONST_OK_FOR_L): Ditto.
8608 (CONST_OK_FOR_M): Ditto.
8609 (CONST_OK_FOR_N): Ditto.
8610 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8614 (EXTRA_CONSTRAINT): Ditto.
8616 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8618 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8620 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8621 OPTION_MASK_ISA_64BIT.
8622 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8624 2007-05-30 Richard Guenther <rguenther@suse.de>
8627 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8628 types for comparison.
8629 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8630 with original typed arguments.
8631 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8633 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8635 PR tree-optimization/31769
8636 * except.c (duplicate_eh_regions): Clear prev_try if
8637 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8639 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8641 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8642 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8643 bsi of the location where statements should be inserted.
8644 (sink_code_in_bb): Take bsi from statement_sink_location.
8645 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8646 instead of bsi_start.
8647 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8649 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8650 (bsi_move_before): Document inconsistency with bsi_move_after.
8651 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8653 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8655 * config/i386/i386.h (TARGET_ABM): New define.
8656 (TARGET_POPCNT): Ditto.
8657 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8658 New temporary defines to redefine from OPTION_ISA_* defines.
8659 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8660 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8661 (ix86_isa_flags): New extern int declaration.
8662 (TARGET_SUBTARGET_DEFAULT): New define.
8663 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8664 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8665 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8666 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8667 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8668 * config/i386/darwin.h: Change TARGET_64BIT define to
8671 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8672 using existing "ix86_isa_flags" varible.
8673 (m32, m64): Use existing "ix86_isa_flags" variable.
8674 (mmmx, m3dnow): Ditto.
8675 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8676 (mabm): Define as non-negative option using "x86_abm" variable.
8677 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8679 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8680 Rewrite feature test bitmap.
8681 (ix86_isa_flags): New initialized global int varible.
8682 (ix86_isa_flags_explicit): New static int variable.
8683 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8684 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8685 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8686 target_flags_explicit.
8687 (override_options): Remove "target_enable" and "target_disable" fields
8688 from "struct ptt". Update processor_target_table accordingly. Remove
8689 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8690 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8691 "target_flags" and "ix86_isa_flags_explicit" instead of
8692 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8693 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8694 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8695 to true when either of PTA_POPCNT or PTA_ABM is set in
8696 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8697 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8698 processor_alias_table flags entry. Remove handling of
8699 "target_enable" and "target_disable" fields of processor_target_table.
8700 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8701 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8702 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8703 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8704 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8706 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8708 2007-05-29 David Daney <ddaney@avtrex.com>
8711 * config/mips/mips.c (mips_output_mi_thunk): Emit
8712 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8714 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8715 * config/i386/i386.c (ix86_function_regparm): Added checking of
8716 ix86_force_align_arg_pointer to determine the number of
8717 register parameters.
8719 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8721 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8722 (SET_DR_MISALIGNMENT): New.
8723 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8724 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8725 Use SET_DR_MISALIGNMENT.
8726 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8728 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8729 find_loop_nest): Export.
8730 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8731 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8732 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8733 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8735 (struct mem_ref): Add field reuse_distance.
8736 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8737 Initialize reuse_distance field.
8738 (issue_prefetch_ref): Select temporality of prefetch according to
8740 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8741 self_reuse_distance, determine_loop_nest_reuse): New functions.
8742 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8743 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8744 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8747 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8749 * tree-ssa-alias.c: Add aliasing overview.
8751 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8752 Danny Smith <dannysmith@users.sourceforge.net>
8755 * config/i386/t-crtfm: Compile crtfastmath.o with
8756 -minline-all-stringops.
8757 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8758 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8760 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8762 * doc/md.texi: Document constraints on HP PA-RISC.
8764 * pa/constraints.md: New file.
8765 * pa.md: Include constraints.md.
8766 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8767 (integer_store_memory_operand, ldil_cint_p): New functions.
8768 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8769 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8770 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8771 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8772 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8774 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8777 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8778 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8779 case POSTDECREMENT_EXPR>): Return the error_mark_node
8780 if either the real or imaginary parts would an
8783 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8785 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8786 name when we remove it from a call.
8788 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8790 * targhooks.c (default_narrow_bitfield): Remove.
8791 * targhooks.h: Remove the prototype for
8792 default_narrow_bitfield.
8794 * langhooks-def.h: Remove the prototype for
8795 hook_get_alias_set_0.
8796 * langhooks.c (hook_get_alias_set_0): Remove.
8798 * global.c (EXECUTE_IF_CONFLICT): Remove.
8800 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8803 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8804 return true when truth_value_p is true and the type
8807 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8809 * doc/install.texi (Prerequisites): We no longer require Autoconf
8810 2.13 for the top-level.
8812 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8814 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8815 memory access via x86_expand_vector_move_misalign() only for
8816 TImode values on 32-bit targets.
8818 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8820 * matrix-reorg.c: New file. Implement matrix flattening and
8821 transposing optimization.
8822 * tree-pass.h: Add matrix reorg pass.
8823 * common.opt: Add fipa-mreorg flag.
8824 * Makefile.in: Add matrix-reorg.c.
8825 * passes.c: Add matrix reorg pass.
8826 * varpool.c (add_new_static_var): New function.
8827 * cgraph.h (add_new_static_var): Declare.
8829 2007-05-27 Eric Christopher <echristo@apple.com>
8831 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8832 sp_offset depending on stack size. Save r12 depending
8833 on registers we're saving later.
8834 (rs6000_emit_epilogue): Update sp_offset depending only
8837 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8839 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8840 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8841 * ifcvt.c (if_convert): Ditto.
8842 * tree-ssa-threadupdate.c (thread_block): Ditto.
8843 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8844 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8845 verify_loop_closed_ssa): Check number_of_loops instead of
8847 * predict.c (tree_estimate_probability): Ditto.
8848 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8849 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8850 * modulo-sched.c (sms_schedule): Ditto.
8851 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8852 (scev_finalize): Do not do anything if scev analysis was not
8854 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8855 current_loops == NULL.
8856 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8857 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8859 (loop_optimizer_finalize): Assert that loops were analyzed.
8860 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8861 rtl_doloop): Check number_of_loops instead of current_loops.
8862 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8863 current_loops == NULL.
8864 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8865 gate_tree_vectorize tree_linear_transform, check_data_deps,
8866 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8867 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8868 Check number_of_loops instead of current_loops.
8869 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8870 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8871 free loops if available.
8872 (execute_pre): Do not pass do_fre to fini_pre.
8874 2007-05-27 Tobias Burnus <burnus@net-b.de>
8877 * real.c (mpfr_from_real): Fix sign of -Inf.
8879 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8881 * tree-vect-transform.c (vectorizable_conversion): Initialize
8882 tree_code variables to ERROR_MARK.
8883 (vectorizable_type_demotion): Likewise.
8884 (vectorizable_type_promotion): Likewise.
8886 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8889 * config/i386/i386.md (movti): Handle push operands via
8892 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8894 * basic-block.h: Remove the prototype for merge_seq_blocks.
8895 * cfgcleanup.c (merge_seq_blocks): Remove.
8897 * tree-flow.h: Remove the prototype for is_aliased_with.
8898 * tree-ssa-alias.c (is_aliased_with): Remove.
8900 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8902 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8904 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8906 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8907 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8908 (vec_unpacks_hi_v16qi): Likewise.
8909 (vec_unpacku_lo_v16qi): Likewise.
8910 (vec_unpacks_lo_v16qi): Likewise.
8911 (vec_unpacku_hi_v8hi): Likewise.
8912 (vec_unpacks_hi_v8hi): Likewise.
8913 (vec_unpacku_lo_v8hi): Likewise.
8914 (vec_unpacks_lo_v8hi): Likewise.
8915 (vec_unpacku_hi_v4si): Likewise.
8916 (vec_unpacks_hi_v4si): Likewise.
8917 (vec_unpacku_lo_v4si): Likewise.
8918 (vec_unpacks_lo_v4si): Likewise.
8920 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8922 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8923 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8924 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8925 follow spelling conventions in various
8926 warning/error/diagnostic messages.
8928 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8929 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8930 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8931 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8932 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8933 * doc/tm.texi: Follow spelling conventions.
8935 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8938 * tree-ssa-forwprop.c
8939 (forward_propagate_addr_into_variable_array_index): Remove
8940 the lhs argument. Use the type of def_rhs instead of lhs.
8941 (forward_propagate_addr_expr_1): Update use of
8942 forward_propagate_addr_into_variable_array_index.
8944 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8945 Nigel Stephens <nigel@mips.com>
8947 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8948 function attributes, "far" being an alias for "long_call".
8949 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8950 (mips_near_type_p, mips_far_type_p): New.
8951 (mips_comp_type_attributes): New function to check that attributes
8952 attached to a function type are compatible.
8953 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8954 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8955 to the target function of the thunk.
8956 (mips_encode_section_info): Check for "near" and "far" function
8957 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8959 * config/mips/predicates.md (const_call_insn_operand): Test only
8960 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8962 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8965 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8966 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8967 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8968 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8970 2007-05-25 Eric Christopher <echristo@apple.com>
8972 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8973 to x86-darwin configurations.
8974 * config/i386/t-darwin: Add softfp support.
8975 * config/i386/t-darwin64: Ditto.
8976 * config/i386/sfp-machine.h: If mach then don't use
8977 aliasing, emit a stub to call.
8979 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8981 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8982 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8983 tree-predcom.c, tree-ssa-alias-warnings.c,
8984 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8985 comment typos. Follow spelling conventions.
8986 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8988 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8991 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8992 constants into memory. Expand unaligned memory references for
8993 SSE modes via x86_expand_vector_move_misalign() function.
8995 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
8997 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
8998 "memory" attribute for "sseishft" type insn without operands[2].
9000 2007-05-25 Dirk Mueller <dmueller@suse.de>
9001 Marcus Meissner <meissner@suse.de>
9003 * doc/extend.texi (alloc_size): New attribute.
9004 * c-common.c (handle_alloc_size_attribute): New.
9005 * tree-object-size.c (alloc_object_size): Use alloc_size
9006 attribute, if available.
9008 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9010 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9012 (__builtin_ia32_vec_ext_v2di): Likewise.
9013 (__builtin_ia32_vec_ext_v4si): Likewise.
9014 (__builtin_ia32_vec_ext_v8hi): Likewise.
9015 (__builtin_ia32_vec_ext_v16qi): Likewise.
9016 (__builtin_ia32_vec_set_v8hi): Likewise.
9018 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9020 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9022 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9024 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9025 (arm_is_longcall_p): Rename to...
9026 (arm_is_long_call_p): ...this. Take a single tree argument and
9028 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9029 (CUMULATIVE_ARGS): Remove call_cookie.
9030 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9031 (ENCODED_LONG_CALL_ATTR_P): Delete.
9032 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9033 LONG_CALL_FLAG_CHAR cases.
9034 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9035 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9036 ARM_DECLARE_FUNCTION_SIZE.
9037 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9038 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9039 (arm_encode_call_attribute, current_file_function_operand): Delete.
9040 (arm_function_in_section_p): New function.
9041 (arm_is_longcall_p): Rename to...
9042 (arm_is_long_call_p): ...this. Take the target function as a single
9043 argument and return a bool. Do not rely on call cookies. Check
9044 whether the target symbol is in the same section as the current
9045 function, not just the same compilation unit.
9046 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9047 (arm_encode_section_info): Don't encode a call type.
9048 * config/arm/arm.md (call, call_value): Update calls to
9049 arm_is_long(_)call_p. Simplify logic.
9050 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9051 Update calls to arm_is_long(_)call_p.
9053 2007-05-25 Richard Guenther <rguenther@suse.de>
9055 PR tree-optimization/31982
9056 * tree-ssa-forwprop.c
9057 (forward_propagate_addr_into_variable_array_index): Handle arrays
9058 with element size one.
9060 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9062 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9063 (umulsi3_highpart): Likewise.
9065 2007-05-24 Ian Lance Taylor <iant@google.com>
9067 PR rtl-optimization/32069
9068 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9071 2007-05-24 Ollie Wild <aaw@google.com>
9073 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9076 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9078 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9079 (oprs_unchanged_p): Use it to check all registers in a REG.
9080 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9081 (reg_set_between_after_reload_p): Delete.
9082 (reg_used_between_after_reload_p): Likewise.
9083 (reg_set_or_used_since_bb_start): Likewise.
9084 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9085 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9086 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9087 * rtlanal.c (reg_set_p): Check whether REG overlaps
9088 regs_invalidated_by_call, rather than just checking the
9089 membership of REGNO (REG).
9091 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9093 * doc/passes.texi: Document predictive commoning.
9094 * doc/invoke.texi (-fpredictive-commoning): Document.
9095 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9096 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9097 adding indices to the generated name.
9098 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9099 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9100 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9101 (op_symbol_code): ... and exported.
9102 (dump_omp_clause, op_symbol): Use op_symbol_code
9103 instead of op_symbol_1.
9104 * tree-pass.h (pass_predcom): Declare.
9105 * timevar.def (TV_PREDCOM): New timevar.
9106 * tree-ssa-loop.c (run_tree_predictive_commoning,
9107 gate_tree_predictive_commoning, pass_predcom): New.
9108 * tree-data-ref.c (find_data_references_in_loop): Find the
9109 references in dominance order.
9110 (canonicalize_base_object_address): Ensure that the result has
9112 (dr_analyze_innermost): Export.
9113 (create_data_ref): Code to fail for references with invariant
9115 (find_data_references_in_stmt): ... here.
9116 * tree-data-ref.h (dr_analyze_innermost): Declare.
9117 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9118 (aff_combination_find_elt, name_expansion_hash,
9119 name_expansion_eq, tree_to_aff_combination_expand,
9120 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9122 * tree-affine.h (aff_combination_constant_multiple_p,
9123 tree_to_aff_combination_expand): Declare.
9124 * tree-predcom.c: New file.
9125 * common.opt (fpredictive-commoning): New option.
9126 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9127 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9128 * Makefile.in (tree-predcom.o): Add.
9129 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9130 * passes.c (init_optimization_passes): Add dceloop after
9131 copy propagation in loop optimizer. Add predictive commoning
9132 to loop optimizer passes.
9134 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9136 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9139 2007-05-24 Jan Hubicka <jh@suse.cz>
9141 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9143 (genheader): Include statistics.h.
9145 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9147 * print-rtl.c (flag_dump_unnumbered): Update comments.
9148 (print_rtl): Fix my previous change.
9149 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9152 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9155 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9157 (thread_through_all_blocks): Call initialize_original_copy_tables
9158 and free_original_copy_tables.
9159 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9161 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9162 * cfghooks.c (duplicate_block): Use get_loop_copy.
9163 * cfg.c: Include cfgloop.h.
9164 (loop_copy): New hash table.
9165 (initialize_original_copy_tables): Initialize loop_copy table.
9166 (free_original_copy_tables): Free loop_copy table.
9167 (copy_original_table_clear, copy_original_table_set,
9168 set_loop_copy, get_loop_copy): New functions.
9169 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9170 * cfgloop.h (struct loop): Remove copy field.
9171 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9172 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9174 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9176 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9177 -msse/-msse2/-msse3.
9179 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9181 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9182 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9184 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9187 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9188 * targhooks.h (default_mangle_decl_assembler_name): Declare
9190 * targhooks.c (default_mangle_decl_assembler_name): Define
9192 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9194 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9195 * langhooks.c (lhd_set_decl_assembler_name): Call
9196 targetm.mangle_decl_assembler_name for names with global scope.
9198 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9200 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9201 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9203 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9204 New. Factored out of i386_pe_encode_section_info.
9205 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9206 Move check for prior decoration of stdcall
9207 symbols to i386_pe_encode_section_info.
9208 (i386_pe_encode_section_info): Adjust call to
9209 gen_stdcall_or_fastcall_suffix. Use
9210 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9211 (i386_pe_mangle_decl_assembler_name): New. Wrap
9212 i386_pe_maybe_mangle_decl_assembler_name.
9214 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9216 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9217 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9218 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9219 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9220 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9223 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9224 Nigel Stephens <nigel@mips.com>
9225 Richard Sandiford <richard@codesourcery.com>
9227 Fix up MIPS16 hard float and add support for complex.
9229 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9230 (TARGET_SOFT_FLOAT_ABI): New.
9231 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9232 __mips_soft_float to reflect the ABI in use, not whether the
9233 FPU is directly accessible (e.g., in MIPS16 mode).
9234 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9235 (UNITS_PER_FPVALUE): Likewise.
9237 * config/mips/mips.c (mips_expand_call): Remove redundant
9238 TARGET_MIPS16 check.
9239 (mips_arg_regno): New.
9240 (function_arg_advance): When setting bits in cum->fp_code for
9241 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9243 (function_arg): Use mips_arg_regno.
9244 (mips_return_mode_in_fpr_p): New.
9245 (mips16_call_stub_mode_suffix): New.
9246 (mips16_cfun_returns_in_fpr_p): New.
9247 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9248 (mips_output_function_prologue): Test mips16_hard_float, not
9249 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9250 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9251 return value into a floating-point register.
9252 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9253 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9254 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9255 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9256 word of double arguments from or to the high bits of 64-bit
9257 floating point registers.
9258 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9259 (mips16_fpret_double): New helper function.
9260 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9261 support for complex modes. Fill in DECL_RESULT for stubdecl.
9262 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9264 * config/mips/mips16.S
9265 (RET, ARG1, ARG2): New.
9266 (MERGE_GPRf, MERGE_GPRt): New.
9267 (DELAYt, DELAYf): New.
9268 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9269 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9270 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9271 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9272 (SFOP): Renamed to...
9273 (OPSF3): This, and macro-ified. Updated all uses.
9274 (SFOP2): Renamed to...
9275 (OPSF2): This, and macro-ified. Updated all uses.
9276 (SFCMP): Renamed to...
9277 (CMPSF): This, and macro-ified. Updated all uses.
9278 (SFREVCMP): Renamed to...
9279 (REVCMPSF): This, and macro-ified. Updated all uses.
9280 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9281 (LDDBL1, LDDBL2, RETDBL): Deleted.
9282 (DFOP): Renamed to...
9283 (OPDF3): This, and macro-ified. Updated all uses.
9284 (DFOP2): Renamed to...
9285 (OPDF2): This, and macro-ified. Updated all uses.
9286 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9287 (DFCMP): Renamed to...
9288 (CMPDF): This, and macro-ified. Updated all uses.
9289 (DFREVCMP): Renamed to...
9290 (REVCMPDF): This, and macro-ified. Updated all uses.
9291 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9292 (RET_FUNCTION): New.
9293 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9294 (__mips16_ret_sc, __mips16_ret_dc): New.
9295 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9296 STUB_ARGS_6, STUB_ARGS_10): New.
9297 (CALL_STUB_NO_RET): New.
9298 (__mips16_call_stub_1): Macro-ified.
9299 (__mips16_call_stub_5): Macro-ified.
9300 (__mips16_call_stub_2): Macro-ified.
9301 (__mips16_call_stub_6): Macro-ified.
9302 (__mips16_call_stub_9): Macro-ified.
9303 (__mips16_call_stub_10): Macro-ified.
9304 (CALL_STUB_RET): New.
9305 (__mips16_call_stub_sf_0): Macro-ified.
9306 (__mips16_call_stub_sf_1): Macro-ified.
9307 (__mips16_call_stub_sf_5): Macro-ified.
9308 (__mips16_call_stub_sf_2): Macro-ified.
9309 (__mips16_call_stub_sf_6): Macro-ified.
9310 (__mips16_call_stub_sf_9): Macro-ified.
9311 (__mips16_call_stub_sf_10): Macro-ified.
9312 (__mips16_call_stub_df_0): Macro-ified.
9313 (__mips16_call_stub_df_1): Macro-ified.
9314 (__mips16_call_stub_df_5): Macro-ified.
9315 (__mips16_call_stub_df_2): Macro-ified.
9316 (__mips16_call_stub_df_6): Macro-ified.
9317 (__mips16_call_stub_df_9): Macro-ified.
9318 (__mips16_call_stub_df_10): Macro-ified.
9319 (__mips16_call_stub_sc_0): New.
9320 (__mips16_call_stub_sc_1): New.
9321 (__mips16_call_stub_sc_5): New.
9322 (__mips16_call_stub_sc_2): New.
9323 (__mips16_call_stub_sc_6): New.
9324 (__mips16_call_stub_sc_9): New.
9325 (__mips16_call_stub_sc_10): New.
9326 (__mips16_call_stub_dc_0): New.
9327 (__mips16_call_stub_dc_1): New.
9328 (__mips16_call_stub_dc_5): New.
9329 (__mips16_call_stub_dc_2): New.
9330 (__mips16_call_stub_dc_6): New.
9331 (__mips16_call_stub_dc_9): New.
9332 (__mips16_call_stub_dc_10): New.
9334 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9335 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9336 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9338 2007-05-23 Ian Lance Taylor <iant@google.com>
9340 * doc/invoke.texi (Invoking GCC): Document that the order of the
9343 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9346 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9347 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9348 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9352 * config/score/score.c (score_print_operand): Make sure that only
9353 lower bits are used.
9355 2007-05-22 Ian Lance Taylor <iant@google.com>
9357 * tree-vrp.c (avoid_overflow_infinity): New static function,
9358 broken out of set_value_range_to_value.
9359 (set_value_range_to_value): Call avoid_overflow_infinity.
9360 (extract_range_from_assert): Likewise.
9362 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9365 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9366 change the type before looking for a COMPOUND_EXPR.
9368 2007-05-22 Ian Lance Taylor <iant@google.com>
9370 * lower-subreg.c (decompose_multiword_subregs): If we change an
9371 insn, call remove_retval_note on it.
9373 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9375 * regs.h (end_hard_regno): New function.
9376 (END_HARD_REGNO, END_REGNO): New macros.
9377 (add_to_hard_reg_set): New function.
9378 (remove_from_hard_reg_set): Likewise.
9379 (in_hard_reg_set_p): Likewise.
9380 (overlaps_hard_reg_set_p): Likewise.
9381 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9382 (note_btr_set): Use END_HARD_REGNO.
9383 * caller-save.c (setup_save_areas): Use end_hard_regno.
9384 (mark_set_regs): Use END_HARD_REGNO.
9385 (add_stored_regs): Use end_hard_regno.
9386 (mark_referenced_regs): Use add_to_hard_reg_set.
9387 * combine.c (update_table_tick): Use END_REGNO.
9388 (record_value_for_reg): Likewise.
9389 (record_dead_and_set_regs): Likewise.
9390 (get_last_value_validate): Likewise.
9391 (use_crosses_set_p): Likewise.
9392 (reg_dead_at_p_1): Likewise.
9393 (reg_dead_at_p): Likewise.
9394 (mark_used_regs_combine): Use add_to_hard_reg_set.
9395 (move_deaths): Use END_HARD_REGNO.
9396 (reg_bitfield_target_p): Use end_hard_regno.
9397 (distribute_notes): Use END_HARD_REGNO.
9398 * cse.c (mention_regs): Use END_REGNO.
9399 (insert): Use add_to_hard_reg_set.
9400 (invalidate): Use END_HARD_REGNO.
9401 (invalidate_for_call): Likewise.
9402 (exp_equiv_p): Use END_REGNO.
9403 (cse_insn): Likewise.
9404 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9405 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9406 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9407 * function.c (keep_stack_depressed): Use end_hard_regno.
9408 * global.c (global_alloc): Use end_hard_regno.
9409 (global_conflicts): Use add_to_hard_reg_set instead of
9411 (find_reg): Likewise.
9412 (mark_reg_store): Likewise.
9413 (mark_reg_conflicts): Likewise.
9414 (mark_reg_death): Use remove_from_hard_reg_set.
9415 (mark_reg_live_nc): Delete.
9416 (set_preference): Use end_hard_regno.
9417 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9418 remove_from_hard_reg_set.
9419 (post_mark_life): Use add_to_hard_reg_set.
9420 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9421 (reg_becomes_live): Use add_to_hard_reg_set.
9422 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9423 (peep2_find_free_register): Use add_to_hard_reg_set.
9424 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9425 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9426 * regrename.c (note_sets): Use add_to_hard_reg_set.
9427 (clear_dead_regs): Use remove_from_hard_reg_set.
9428 (regrename_optimize): Use add_to_hard_reg_set.
9429 (find_oldest_value_reg): Use in_hard_reg_set_p.
9430 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9431 (hard_reg_set_here_p): Use end_hard_regno.
9432 (decompose): Likewise.
9433 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9434 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9435 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9436 (mark_home_live): Use end_hard_regno.
9437 (spill_hard_reg): Likewise.
9438 (clear_reload_reg_in_use): Likewise.
9439 * reorg.c (delete_prior_computation): Use END_REGNO.
9440 * resource.c (update_live_status): Use END_HARD_REGNO.
9441 (mark_referenced_resources): Use add_to_hard_reg_set.
9442 (mark_set_resources): Likewise.
9443 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9444 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9445 (reg_overlap_mentioned_p): Likewise.
9446 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9447 (covers_regno_no_parallel_p): Use END_REGNO.
9448 (find_regno_note): Likewise.
9449 (find_reg_fusage): Use END_HARD_REGNO.
9450 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9451 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9453 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9455 * mode-switching.c (reg_dies): Change type of second argument to
9457 (optimize_mode_switching): Update accordingly.
9459 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9461 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9463 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9464 (hard_reg_set_empty_p): ...these new functions.
9465 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9466 GO_IF_HARD_REG_SUBSET.
9467 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9468 instead of GO_IF_HARD_REG_EQUAL.
9469 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9470 instead of GO_IF_HARD_REG_EQUAL.
9471 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9472 GO_IF_HARD_REG_SUBSET.
9473 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9474 GO_IF_HARD_REG_EQUAL.
9475 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9476 of GO_IF_HARD_REG_SUBSET.
9477 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9478 instead of GO_IF_HARD_REG_EQUAL.
9479 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9480 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9481 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9482 of GO_IF_HARD_REG_SUBSET,
9483 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9484 GO_IF_HARD_REG_SUBSET.
9485 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9486 instead of GO_IF_HARD_REG_EQUAL.
9487 * config/sh/sh.c (push_regs, calc_live_regs): Use
9488 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9489 (hard_regs_intersect_p): Delete.
9491 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9493 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9495 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9496 Richard Henderson <rth@redhat.com>
9498 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9500 (x86_64-*-*): Likewise.
9502 * i386/i386-modes.def (V2QI): New.
9504 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9506 (override_options): Support SSE4.1.
9507 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9508 (IX86_BUILTIN_BLENDPS): Likewise.
9509 (IX86_BUILTIN_BLENDVPD): Likewise.
9510 (IX86_BUILTIN_BLENDVPS): Likewise.
9511 (IX86_BUILTIN_PBLENDVB128): Likewise.
9512 (IX86_BUILTIN_PBLENDW128): Likewise.
9513 (IX86_BUILTIN_DPPD): Likewise.
9514 (IX86_BUILTIN_DPPS): Likewise.
9515 (IX86_BUILTIN_INSERTPS128): Likewise.
9516 (IX86_BUILTIN_MOVNTDQA): Likewise.
9517 (IX86_BUILTIN_MPSADBW128): Likewise.
9518 (IX86_BUILTIN_PACKUSDW128): Likewise.
9519 (IX86_BUILTIN_PCMPEQQ): Likewise.
9520 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9521 (IX86_BUILTIN_PMAXSB128): Likewise.
9522 (IX86_BUILTIN_PMAXSD128): Likewise.
9523 (IX86_BUILTIN_PMAXUD128): Likewise.
9524 (IX86_BUILTIN_PMAXUW128): Likewise.
9525 (IX86_BUILTIN_PMINSB128): Likewise.
9526 (IX86_BUILTIN_PMINSD128): Likewise.
9527 (IX86_BUILTIN_PMINUD128): Likewise.
9528 (IX86_BUILTIN_PMINUW128): Likewise.
9529 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9530 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9531 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9532 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9533 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9534 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9535 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9536 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9537 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9538 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9539 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9540 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9541 (IX86_BUILTIN_PMULDQ128): Likewise.
9542 (IX86_BUILTIN_PMULLD128): Likewise.
9543 (IX86_BUILTIN_ROUNDPD): Likewise.
9544 (IX86_BUILTIN_ROUNDPS): Likewise.
9545 (IX86_BUILTIN_ROUNDSD): Likewise.
9546 (IX86_BUILTIN_ROUNDSS): Likewise.
9547 (IX86_BUILTIN_PTESTZ): Likewise.
9548 (IX86_BUILTIN_PTESTC): Likewise.
9549 (IX86_BUILTIN_PTESTNZC): Likewise.
9550 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9551 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9552 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9553 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9554 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9556 (bdesc_sse_3arg): Likewise.
9557 (bdesc_2arg): Likewise.
9558 (bdesc_1arg): Likewise.
9559 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9561 (ix86_expand_sse_4_operands_builtin): New.
9562 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9563 smaller than 8 bits as the 2nd arg.
9564 (ix86_expand_sse_ptest): New.
9565 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9566 (ix86_expand_vector_set): Support SSE4.1.
9567 (ix86_expand_vector_extract): Likewise.
9569 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9570 __SSE4_1__ for -msse4.1.
9572 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9573 (UNSPEC_INSERTPS): Likewise.
9574 (UNSPEC_DP): Likewise.
9575 (UNSPEC_MOVNTDQA): Likewise.
9576 (UNSPEC_MPSADBW): Likewise.
9577 (UNSPEC_PHMINPOSUW): Likewise.
9578 (UNSPEC_PTEST): Likewise.
9579 (UNSPEC_ROUNDP): Likewise.
9580 (UNSPEC_ROUNDS): Likewise.
9582 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9584 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9585 (const_pow2_1_to_32768_operand): Likewise.
9587 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9590 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9592 (sse4_1_insertps): Likewise.
9593 (*sse4_1_extractps): Likewise.
9594 (sse4_1_ptest): Likewise.
9595 (sse4_1_mulv2siv2di3): Likewise.
9596 (*sse4_1_mulv4si3): Likewise.
9597 (*sse4_1_smax<mode>3): Likewise.
9598 (*sse4_1_umax<mode>3): Likewise.
9599 (*sse4_1_smin<mode>3): Likewise.
9600 (*sse4_1_umin<mode>3): Likewise.
9601 (sse4_1_eqv2di3): Likewise.
9602 (*sse4_1_pinsrb): Likewise.
9603 (*sse4_1_pinsrd): Likewise.
9604 (*sse4_1_pinsrq): Likewise.
9605 (*sse4_1_pextrb): Likewise.
9606 (*sse4_1_pextrb_memory): Likewise.
9607 (*sse4_1_pextrw_memory): Likewise.
9608 (*sse4_1_pextrq): Likewise.
9609 (sse4_1_blendpd): Likewise.
9610 (sse4_1_blendps): Likewise.
9611 (sse4_1_blendvpd): Likewise.
9612 (sse4_1_blendvps): Likewise.
9613 (sse4_1_dppd): Likewise.
9614 (sse4_1_dpps): Likewise.
9615 (sse4_1_movntdqa): Likewise.
9616 (sse4_1_mpsadbw): Likewise.
9617 (sse4_1_packusdw): Likewise.
9618 (sse4_1_pblendvb): Likewise.
9619 (sse4_1_pblendw): Likewise.
9620 (sse4_1_phminposuw): Likewise.
9621 (sse4_1_extendv8qiv8hi2): Likewise.
9622 (*sse4_1_extendv8qiv8hi2): Likewise.
9623 (sse4_1_extendv4qiv4si2): Likewise.
9624 (*sse4_1_extendv4qiv4si2): Likewise.
9625 (sse4_1_extendv2qiv2di2): Likewise.
9626 (*sse4_1_extendv2qiv2di2): Likewise.
9627 (sse4_1_extendv4hiv4si2): Likewise.
9628 (*sse4_1_extendv4hiv4si2): Likewise.
9629 (sse4_1_extendv2hiv2di2): Likewise.
9630 (*sse4_1_extendv2hiv2di2): Likewise.
9631 (sse4_1_extendv2siv2di2): Likewise.
9632 (*sse4_1_extendv2siv2di2): Likewise.
9633 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9634 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9635 (sse4_1_zero_extendv4qiv4si2): Likewise.
9636 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9637 (sse4_1_zero_extendv2qiv2di2): Likewise.
9638 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9639 (sse4_1_zero_extendv4hiv4si2): Likewise.
9640 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9641 (sse4_1_zero_extendv2hiv2di2): Likewise.
9642 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9643 (sse4_1_zero_extendv2siv2di2): Likewise.
9644 (*sse4_1_zero_extendv2siv2di2): Likewise.
9645 (sse4_1_roundpd): Likewise.
9646 (sse4_1_roundps): Likewise.
9647 (sse4_1_roundsd): Likewise.
9648 (sse4_1_roundss): Likewise.
9649 (mulv4si3): Don't expand for SSE4.1.
9650 (smax<mode>3): Likewise.
9651 (umaxv4si3): Likewise.
9652 (uminv16qi3): Likewise.
9653 (umin<mode>3): Likewise.
9654 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9656 * doc/extend.texi: Document SSE4.1 built-in functions.
9658 * doc/invoke.texi: Document -msse4.1.
9660 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9662 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9663 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9664 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9665 (ASM_SPEC): Add asm_pcrel_spec.
9666 (EXTRA_SPECS): Add asm_pcrel_spec.
9668 2007-05-21 David Daney <ddaney@avtrex.com>
9670 * doc/install.texi (Building a cross compiler): Add requirements
9671 for Java cross compiler.
9673 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9676 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9677 Add loopno argument. Use evolution_function_is_invariant_rec_p
9678 instead of evolution_function_is_constant_p.
9679 Update calls to evolution_function_is_affine_multivariate_p.
9680 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9681 Add loopno argument.
9682 * tree-scalar-evolution.c (gather_chrec_stats): Call
9683 evolution_function_is_affine_multivariate_p with a loop
9685 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9686 (analyze_overlapping_iterations): Likewise.
9687 (access_functions_are_affine_or_constant_p): Likewise.
9688 (build_classic_dist_vector_1): If the access functions
9689 are equal, don't do anything.
9691 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9692 Paolo Carlini <pcarlini@suse.de>
9693 Uros Bizjak <ubizjak@gmail.com>
9695 * c-cppbuiltin.c (c_cpp_builtins): Define
9696 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9697 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9698 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9699 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9701 2007-05-21 Mike Stump <mrs@apple.com>
9703 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9705 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9707 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9709 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9710 implementation if __OPTIMIZE__ is not defined.
9711 (_mm_alignr_pi8): Ditto.
9712 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9713 (_mm_inserti_si64): Ditto.
9714 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9715 (_mm_slli_epi16): Ditto.
9716 (_mm_slli_epi32): Ditto.
9717 (_mm_slli_epi64): Ditto.
9718 (_mm_srai_epi16): Ditto.
9719 (_mm_srai_epi32): Ditto.
9720 (_mm_srli_si128): Ditto.
9721 (_mm_slli_si128): Ditto.
9722 (_mm_srli_epi16): Ditto.
9723 (_mm_srli_epi32): Ditto.
9724 (_mm_srli_epi64): Ditto.
9725 (_mm_extract_epi16): Ditto.
9726 (_mm_insert_epi16): Ditto.
9727 (_mm_shufflehi_epi16): Ditto.
9728 (_mm_shufflelo_epi16): Ditto.
9729 (_mm_shuffle_epi32): Ditto.
9730 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9732 (_mm_insert_pi16): Ditto.
9734 (_mm_shuffle_pi16): Ditto.
9736 (_mm_shufle_ps): Ditto.
9737 (_mm_prefetch): Ditto.
9739 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9741 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9742 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9743 * real.c (encode_i370_single, decode_i370_single,
9744 encode_i370_double, decode_i370_double): Functions removed.
9745 (i370_single_format, i370_double_format): Initializations removed.
9746 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9747 Consider the log2_b field to always be one.
9748 (ieee_single_format, mips_single_format, coldfire_single_format,
9749 ieee_double_format, mips_double_format, coldfire_double_format,
9750 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9751 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9752 ibm_extended_format, mips_extended_format, ieee_quad_format,
9753 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9754 decimal_single_format, decimal_double_format, decimal_quad_format,
9755 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9756 initialization of log2_b.
9757 * real.h (i370_single_format, i370_double_format): Declarations
9759 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9760 field to always be one.
9762 2007-05-21 Andreas Schwab <schwab@suse.de>
9764 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9765 NOTE_INSN_BASIC_BLOCK_P.
9766 (process_for_unwind_directive): Likewise.
9768 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9770 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9771 * function.h (struct function): Move va_list_gpr_size,
9772 va_list_fpr_size, function_frequency to front of bitfields. Add
9774 (current_function_calls_unwind_init): New.
9775 * except.c (expand_builtin_unwind_init): Set
9776 current_function_calls_unwind_init not
9777 current_function_has_nonlocal_label.
9778 * reload1.c (has_nonexceptional_receiver): New.
9779 (reload): Use it and current_function_calls_unwind_init to
9780 determine whether call-saved regs must be saved.
9782 2007-05-20 Jan Hubicka <jh@suse.cz>
9784 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9785 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9786 * ddg.c (create_ddg): LIkewise.
9787 * final.c (final): Remove hunk moving line number notes around since
9788 they are no longer present at this stage.
9789 (final_scan_insn): Use NOTE_KIND instead of
9790 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9791 (output_asm_label): Likewise.
9792 * reorg.c (dbr_schedule): Likewise.
9793 * haifa-sched.c (unlink_other_notes): Likewise.
9794 * mode-switching.c (optimize_mode_switching): Likewise.
9795 * graph.c (start_bb): Likewise.
9796 * rtl.def (NOTE): Update description.
9797 * jump.c (squeeze_notes): Delete.
9798 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9799 NOTE_INSN_BASIC_BLOCK_P when possible.
9800 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9801 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9802 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9803 (dwarf2out_var_location): Likewise.
9804 * cfgbuild.c (make_edges): Likewise.
9805 (find_basic_blocks_1): Likewise.
9806 * function.c (reorder_blocks_1): Likewise.
9807 (epilogue_done): Likewise.
9808 (reposition_prologue_and_epilogue_notes): Likewise.
9809 * print-rtl.c (print_rtx): Likewise; drop code for printing
9811 (print_rtl): Likewise.
9812 (print_rtl_single): Likewise.
9813 * gcse.c (insert_insn_start_bb): Likewise.
9814 * alias.c (init_alias_analysis): Likewise.
9815 * calls.c (fixup_tail_calls): Likewise.
9816 * except.c (sjlj_emit_function_enter): Likewise.
9817 * emit-rtl.c (add_insn_after): Likeiwse.
9818 (emit_label_before): Likewise.
9819 (emit_label_after): Likewise.
9820 (emit_note_before, emit_note_after, emit_note): Update
9821 parameter to be enum insn_note; do not deal with source
9823 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9824 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9826 (merge_blocks_move_successor_nojumps): Simplify now when
9827 we don't have BLOCK notes.
9828 (try_optimize_cfg): Likewise.
9829 * cfglayout.c (skip_insns_after_block): Likewise.
9830 (record_effective_endpoints): Likewise.
9831 (duplicate_insn_chain): Likewise.
9832 * varasm.c (output_constant_pool_1): Likewise.
9833 * sched-deps.c (sched_analyze): Likewise.
9834 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9836 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9837 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9838 (SET_INSN_DELETED): Simplify.
9839 (NOTE_LINE_NUMBER): Exterminate.
9840 (NOTE_LINE_KIND): New.
9841 (NOTE_INSN_BASIC_BLOCK_P): Update.
9842 (enum insn_note): Simplify.
9843 (GET_NOTE_INSN_NAME) Simplify.
9844 (emit_note_before, emit_note_after, emit_note): Update prototype.
9845 (squeeze_notes): Remove.
9846 * sched-int.h (NOTE_NOT_BB_P): Update.
9847 * resource.c (mark_target_live_regs): Update.
9848 * sched-rgn.c (debug_dependencies): Update.
9849 * sched-vis.c (print_insn): Update.
9850 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9851 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9852 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9853 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9854 (split_branches): Update.
9855 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9857 (sh_adjust_unroll_max): Exterminate.
9858 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9859 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9860 (m68hc11_reorg): Likewise.
9861 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9862 (emit_predicate_relation_info): Update.
9863 (process_for_unwind_directive): Update.
9864 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9865 (output_call): Update.
9866 * config/pa/pa.c (output_lbranch): Update.
9867 (output_millicode_call): Update.
9868 (output_call): Update.
9869 (pa_combine_instructions): Update.
9870 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9871 * config/bfin/bfin.c (gen_one_bundle): Update.
9872 * cfgrtl.c (can_delete_note_p): Update.
9873 (delete_insn): Update.
9874 (rtl_merge_blocks): Update.
9875 (commit_one_edge_insertion): Update.
9876 (rtl_verify_flow_info): Update.
9877 * stmt.c (expand_case): Do not call squeeze_notes.
9879 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9886 * c.opt (Wtype-limits): New.
9887 * doc/invoke.texi (Wtype-limits): Document it.
9888 (Wextra): Enabled by -Wextra.
9889 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9890 * c-common.c (shorten_compare): Warn with Wtype-limits.
9892 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9894 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9895 inlined function, not as a macro.
9896 (_mm_alignr_pi8): Ditto.
9897 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9898 (_mm_inserti_si64): Ditto.
9899 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9900 (_mm_extract_epi16): Ditto.
9901 (_mm_insert_epi16): Ditto.
9902 (_mm_shufflehi_epi16): Ditto.
9903 (_mm_shufflelo_epi16): Ditto.
9904 (_mm_shuffle_epi32): Ditto.
9905 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9906 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9908 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9910 (_m_to_float): Use C89 compatible assignment.
9912 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9915 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9917 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9920 * doc/invoke.texi (Wreturn-type): Complete description.
9921 (Wextra): Delete item about return-type warning.
9922 * c-decl.c: Delete redundant Wextra warning.
9924 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9927 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9928 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9929 inlined function, not as a macro.
9930 (_mm_prefetch): Ditto.
9932 (_mm_insert_pi16): Ditto.
9934 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9935 (_m_pshufw): Ditto. Add const to __N argument.
9936 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9937 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9938 (_mm_slli_epi32): Ditto.
9939 (_mm_srli_si128): Implement as always inlined function, not as a
9940 macro. Add __inline to function declaration.
9941 (_mm_slli_si128): Ditto.
9943 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9945 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9946 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9948 (struct fenv): New structure.
9949 (FP_HANDLE_EXCEPTIONS): New define.
9950 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9951 (_FP_DECL_EXP): New define.
9952 (FP_INIT_ROUNDMODE): New define.
9953 (FP_ROUNDMODE): New define.
9955 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9957 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9958 (Wconversion): Update description.
9959 (Wconversion-sign): New.
9960 * c.opt (Wconversion-sign): New.
9961 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9962 means disabled for C++. Otherwise, take the status of Wconversion.
9963 * c-common.c (conversion_warning): Warn with either Wconversion or
9965 (warnings_for_convert_and_check): Conditions are already checked by
9967 (convert_and_check): Don't check warnings if the conversion failed.
9969 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9970 Anatoly Sokolov <aesok@dol.ru>
9972 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9973 avr_epilogue_uses) : Add declaration.
9974 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9975 * config/avr/constraints.md (R): New constraint.
9976 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9977 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9978 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9979 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9980 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9981 call_prologue_saves, epilogue_restores, return_from_epilogue,
9982 return_from_main_epilogue, return_from_interrupt_epilogue,
9983 return_from_naked_epilogue, prologue, epilogue): New patterns.
9984 (jump): Handle symbol reference.
9985 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9986 avr_output_function_prologue, avr_output_function_epilogue): Remove
9988 (avr_init_machine_status, expand_prologue, expand_epilogue,
9989 avr_asm_function_end_prologue, avr_epilogue_uses,
9990 avr_asm_function_begin_epilogue): New functions.
9991 (prologue_size, epilogue_size, jump_tables_size): Remove global
9993 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9994 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
9995 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
9996 (avr_override_options): Initialise init_machine_status.
9997 (output_movhi): Handle all stack pointer loads.
9998 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
9999 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10000 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10001 (EPILOGUE_USES) Redefine.
10002 (machine_function) Declare.
10004 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10006 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10007 Use a single return statement.
10009 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10011 PR middle-end/30250
10012 * builtins.c (do_mpfr_lgamma_r): New.
10013 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10014 * tree.h (CASE_FLT_FN_REENT): New.
10016 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10018 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10019 (output_die): Use 'unsigned long' with %x.
10020 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10021 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10022 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10024 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10026 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10031 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10032 true if function has no argument.
10034 2007-05-18 DJ Delorie <dj@redhat.com>
10036 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10037 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10039 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10041 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10042 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10043 count_trailing_zeros.
10044 (__i386__): Implement count_leading_zeros using __builtin_clz().
10045 Implement count_trailing_zeros usign __builtin_ctz().
10047 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10049 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10051 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10053 PR middle-end/31344
10054 * expr.c (emit_move_change_mode): Change mode of push operands here.
10056 2007-05-17 Ian Lance Taylor <iant@google.com>
10058 PR tree-optimization/31953
10059 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10060 Change all callers.
10061 (set_value_range_to_null): Call set_value_range_to_value.
10062 (extract_range_from_comparison): Likewise.
10064 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10066 * toplev.c (print_version): Output GMP/MPFR version info.
10068 * builtins.c (CASE_MATHFN_REENT): New macro.
10069 (mathfn_built_in): Use it.
10070 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10071 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10072 BUILT_IN_LGAMMAL_R): New.
10073 * doc/extend.texi: Document new builtins.
10075 PR middle-end/31796
10076 * builtins.c (do_mpfr_remquo): New.
10077 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10078 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10080 PR middle-end/30251
10081 * builtins.c (fold_builtin_1): Handle y0, y1.
10082 (fold_builtin_2): Handle yn.
10084 PR middle-end/30251
10085 * builtins.c (do_mpfr_bessel_n): New.
10086 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10087 (fold_builtin_2): Handle BUILT_IN_JN.
10089 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10092 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10093 TYPE_PRECISION (intmax_type_node).
10095 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10098 * reload.c (subst_reloads): Remove checking.
10100 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10102 PR rtl-optimization/31691
10103 * combine.c (simplify_set): Build a new src pattern instead of
10104 substituting its operands in the COMPARE case.
10106 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10108 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10109 (execute_vrp): Preserve loops through jump threading.
10110 * tree-ssa-threadupdate.c (thread_single_edge,
10111 dbds_continue_enumeration_p, determine_bb_domination_status,
10112 thread_through_loop_header): New functions.
10113 (create_edge_and_update_destination_phis,
10114 create_edge_and_update_destination_phis): Set loops for the new blocks.
10115 (prune_undesirable_thread_requests): Removed.
10116 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10118 (thread_block): Do not call prune_undesirable_thread_requests.
10120 (mark_threaded_blocks): Select edges to thread here.
10121 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10122 Thread edges through loop headers independently.
10123 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10124 * tree-pass.h (TODO_mark_first_instance): New.
10125 (first_pass_instance): Declare.
10126 * cfghooks.c (duplicate_block): Put the block to the original loop
10127 if copy is not specified.
10128 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10129 jump threading. Pass may_peel_loop_headers to
10130 thread_through_all_blocks according to first_pass_instance.
10131 * cfgloop.h (create_preheader): Declare.
10132 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10133 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10134 * passes.c (first_pass_instance): New variable.
10135 (next_pass_1): Set TODO_mark_first_instance.
10136 (execute_todo): Set first_pass_instance.
10138 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10140 PR tree-optimization/24659
10141 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10142 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10143 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10144 OTI_vec_pack_ufix_trunc.
10145 (vec_unpacks_float_hi_optab): Define new macro.
10146 (vec_unpacks_float_lo_optab): Ditto.
10147 (vec_unpacku_float_hi_optab): Ditto.
10148 (vec_unpacku_float_lo_optab): Ditto.
10149 (vec_pack_sfix_trunc_optab): Ditto.
10150 (vec_pack_ufix_trunc_optab): Ditto.
10151 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10152 and vec_pack_[s|u]fix_trunc_optab using
10153 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10154 * tree-vectorizer.c (supportable_widening_operation): Handle
10155 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10156 (supportable_narrowing_operation): New function.
10157 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10158 * tree-vect-transform.c (vectorizable_conversion): Handle
10159 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10160 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10161 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10162 to check for target support.
10163 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10164 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10165 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10166 for VEC_PACK_FIX_TRUNC_EXPR.
10167 (expand_binop): Special case mode of the result for
10168 vec_pack_[u|s]fix_trunc_optab.
10169 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10170 vec_pack_[u|s]fix_trunc_optab.
10172 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10173 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10174 * tree-pretty-print.c (dump_generic_node): Handle
10175 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10176 VEC_PACK_FIX_TRUNC_EXPR.
10178 * expr.c (expand_expr_real_1): Ditto.
10179 * tree-inline.c (estimate_num_insns_1): Ditto.
10180 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10182 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10183 (vec_unpacks_float_lo_v8hi): Ditto.
10184 (vec_unpacku_float_hi_v8hi): Ditto.
10185 (vec_unpacku_float_lo_v8hi): Ditto.
10186 (vec_unpacks_float_hi_v4si): Ditto.
10187 (vec_unpacks_float_lo_v4si): Ditto.
10188 (vec_pack_sfix_trunc_v2df): Ditto.
10190 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10192 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10193 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10194 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10195 [vec_pack_ufix_trunc]: Ditto.
10196 [vec_unpacks_float_hi]: Ditto.
10197 [vec_unpacks_float_lo]: Ditto.
10198 [vec_unpacku_float_hi]: Ditto.
10199 [vec_unpacku_float_lo]: Ditto.
10201 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10203 * soft-fp/README: Update for new files.
10204 * soft-fp/floattisf.c: New file.
10205 * soft-fp/floattidf.c: New file.
10206 * soft-fp/floattitf.c: New file.
10207 * soft-fp/floatuntisf.c: New file.
10208 * soft-fp/floatuntidf.c: New file.
10209 * soft-fp/floatuntitf.c: New file.
10210 * soft-fp/fixsfti.c: New file.
10211 * soft-fp/fixdfti.c: New file.
10212 * soft-fp/fixtfti.c: New file.
10213 * soft-fp/fixunssfti.c: New file.
10214 * soft-fp/fixunsdfti.c: New file.
10215 * soft-fp/fixunstfti.c: New file.
10216 * soft-fp/extendxftf.c: New file.
10217 * soft-fp/trunctfxf.c: New file.
10219 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10220 (__trunctfxf2): Ditto.
10222 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10223 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10224 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10225 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10226 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10227 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10229 * config/i386/t-fprules-softfp64: New file.
10230 * config/i386/sfp-machine.h: New file.
10231 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10232 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10233 and soft-fp/t-softfp to tmake_file.
10234 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10235 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10237 * config/i386/t-linux64 (softfp_wrap_start): New.
10238 (softfp_wrap_end): New.
10239 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10240 supported for TARGET_64BIT.
10242 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10244 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10245 c_common_unsigned_type behavior.
10247 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10249 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10252 2007-05-16 Eric Christopher <echristo@apple.com>
10254 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10255 saving after stack push. Set sp_offset whenever we push.
10256 (rs6000_emit_epilogue): Move altivec register restore before
10259 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10261 * configure.ac: Allow sysroots to be relocated under $prefix as
10262 well as $exec_prefix.
10263 * configure: Regenerate.
10265 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10269 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10271 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10272 (gcc_tooldir): Likewise.
10273 * configure: Regenerate.
10274 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10275 old configure.ac gcc_tooldir setting.
10276 (prefix_to_exec_prefix): New variable.
10277 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10278 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10280 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10282 * c-typeck.c (build_binary_op): Return early for error.
10284 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10286 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10287 struct nb_iter_bound.
10288 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10289 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10290 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10291 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10292 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10293 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10294 (del_scev_info): Use ggc_free.
10295 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10296 * loop-init.c: Include ggc.h.
10297 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10298 (loop_optimizer_finalize): Use ggc_free.
10299 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10300 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10301 pass_iv_optimize): Add TODO_ggc_collect.
10302 * function.h (struct function): Remove skip marker from
10304 * cfgloop.c: Include ggc.h.
10305 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10307 (establish_preds): Vector superloops is gc allocated.
10308 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10310 (flow_loops_find): Vector larray is gc allocated.
10311 (loop_exit_free): Use ggc_free.
10312 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10313 that head of exits list is now not a part of struct loop.
10314 (record_loop_exits): Allocate exits table in gc memory.
10315 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10316 that head of exits list is now not a part of struct loop.
10317 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10318 struct loop_exit): Add GTY marker.
10319 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10320 Add skip marker to aux field. Make head of exits list a separate
10322 (struct loops): Add GTY marker. Make larray vector gc allocated.
10323 Add param marker to exits table.
10324 (get_loops): Type changed.
10325 * Makefile.in (tree-scalar-evolution.o): Add
10326 gt-tree-scalar-evolution.h dependency.
10327 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10328 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10329 * basic-block.h (struct basic_block_def): Remove skip marker from
10332 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10334 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10335 of 0 in the call to expand_expr().
10336 (expand_builtin_mathfn_3): Ditto.
10337 (expand_builtin_interclass_mathfn): Ditto.
10338 (expand_builtin_cexpi): Ditto.
10339 (expand_builtin_int_roundingfn): Ditto.
10340 (expand_builtin_int_roundingfn_2): Ditto.
10341 (expand_builtin_pow): Ditto.
10342 (expand_builtin_powi): Ditto.
10343 (expand_builtin_bswap): Ditto.
10344 (expand_builtin_unop): Ditto.
10345 (expand_builtin_fabs): Ditto.
10346 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10347 the call to expand_expr().
10348 (expand_builtin_sync_operation): Ditto.
10349 (expand_builtin_compare_and_swap): Ditto.
10350 (expand_builtin_lock_test_and_set): Ditto.
10351 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10352 instead of 0 in the call to expand_expr().
10353 (expand_builtin_extract_return_addr): Ditto.
10354 (expand_builtin_eh_return): Ditto.
10355 (expand_eh_return): Ditto.
10356 * explow.c (expr_size): Ditto.
10357 * expr.c (optimize_bitfield_assignment_op): Ditto.
10358 (expand_assignement): Ditto.
10359 (store_expr): Ditto.
10360 (store_field): Ditto.
10361 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10362 the call to expand_expr().
10363 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10364 in the call to expand_expr().
10365 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10366 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10367 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10369 * optabs.c (expand_vec_shift_expr): Ditto.
10370 (expand_vec_cond_expr): Ditto.
10371 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10372 call to expand_expr().
10373 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10374 in the call to expand_expr().
10376 2007-05-14 Dave Korn <dave.korn@artimi.com>
10378 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10380 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10382 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10383 instead of c_common_unsigned_type.
10384 (c_common_unsigned_type): Remove.
10385 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10386 c_common_unsigned_type.
10387 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10388 c_common_unsigned_type.
10389 * c-common.h (c_common_unsigned_type): Remove.
10390 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10391 c_common_unsigned_type.
10392 * c-format.c (check_format_types): Use unsigned_type_for instead of
10393 c_common_unsigned_type.
10394 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10395 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10396 of c_common_unsigned_type.
10397 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10398 lang_hooks.types.unsigned_type.
10399 * expmed.c (make_tree): Use unsigned_type_for instead of
10400 lang_hooks.types.unsigned_type.
10401 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10402 lang_hooks.types.unsigned_type.
10403 (build_range_check): Likewise.
10404 (fold_unary): Likewise.
10405 (fold_binary): Likewise.
10406 (fold_ternary): Likewise.
10407 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10408 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10409 * tree.c (get_unsigned_type): New.
10410 (unsigned_type_for): Use get_unsigned_type instead of
10411 lang_hooks.types.unsigned_type.
10413 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10415 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10416 to m68k_get_function_kind. Update its prototype.
10417 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10419 (m68k_interrupt_function_p): Return enum m68k_function_type
10420 instead of bool. Rename to m68k_get_function_kind.
10421 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10422 target is not fido.
10423 (m68k_compute_frame_layout): Don't mark any register for save
10424 if an interrupt_thread attribute is specified.
10425 (m68k_hard_regno_rename_ok): Update a use of
10426 m68k_interrupt_function_p.
10427 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10428 m68k_interrupt_function_p.
10429 (m68k_function_type): New.
10430 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10431 for a function with an interrupt_thread attribute.
10432 * doc/extend.texi: Document the interrupt_thread attribute.
10434 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10436 Fix PR tree-optimization/31911
10437 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10438 if they didn't change the expression.
10440 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10442 * tree-scalar-evolution.c (resolve_mixers): Exported.
10443 * tree-scalar-evolution.h (resolve_mixers): Declare.
10444 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10445 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10446 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10447 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10448 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10449 strip_conversion, analyze_offset_expr, address_analysis,
10450 object_analysis, analyze_offset): Removed.
10451 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10452 split_constant_offset, canonicalize_base_object_address,
10453 object_address_invariant_in_loop_p, disjoint_objects_p,
10454 dr_may_alias_p, dr_address_invariant_p): New functions.
10455 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10456 and dr_analyze_alias.
10457 (initialize_data_dependence_relation): Use dr_may_alias_p
10458 and object_address_invariant_in_loop_p.
10459 (compute_self_dependence): Handle the case when
10460 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10461 (find_data_references_in_stmt): Restrict the analysis of data
10462 references to the given loop nest.
10463 (find_data_references_in_loop): Made static. Pass loop nest to
10464 find_data_references_in_stmt.
10465 (compute_data_dependences_for_loop): Use DR_VOPS.
10466 (free_data_ref): Free DR_VOPS.
10467 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10468 (struct innermost_loop_behavior): ... new.
10469 (struct base_object_info): Replaced by ...
10470 (struct indices): ... new.
10471 (struct dr_alias): New.
10472 (enum data_ref_type): Removed.
10473 (struct data_reference): Consist of struct innermost_loop_behavior,
10474 struct indices and struct dr_alias.
10475 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10476 (DR_MEMTAG): Renamed to ...
10477 (DR_SYMBOL_TAG): ... this.
10478 (find_data_references_in_loop): Declaration removed.
10479 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10480 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10481 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10482 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10484 2007-05-13 Revital Eres <eres@il.ibm.com>
10486 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10487 which walks virtual def-use chains to find redundant stores.
10488 (dse_optimize_stmt): Call it.
10490 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10492 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10493 * passes.c (init_optimization_passes): Move pass_jump_bypass
10496 * basic-block.h (bb_has_eh_pred): Fix style issue.
10498 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10500 PR rtl-optimization/31848
10501 * loop-invariant.c (move_invariant_reg): If we move an insn
10502 with a REG_EQUAL note, and that insn is not always executed,
10503 remove the REG_EQUAL note.
10505 2007-05-12 Richard Guenther <rguenther@suse.de>
10507 PR tree-optimization/31797
10508 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10509 propagate into a stmt that has volatile ops.
10511 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10513 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10514 (gcc_tooldir): Likewise.
10515 * configure: Regenerate.
10516 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10517 old configure.ac gcc_tooldir setting.
10518 (prefix_to_exec_prefix): New variable.
10519 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10520 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10522 2007-05-11 Silvius Rus <rus@google.com>
10524 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10525 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10526 * c-common.h (strict_aliasing_warning): Change return type.
10527 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10528 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10529 (build_c_cast): Condition call to strict_aliasing_warning.
10530 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10531 * flags.h (set_Wstrict_aliasing): Declare.
10532 * opts.c (set_Wstrict_alising): Define, add call to.
10533 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10534 * tree-ssa-alias-warnings.c: New file.
10535 * tree-ssa-alias.c (compute_may_aliases): Add call to
10536 strict_aliasing_warning_backend.
10538 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10540 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10541 Use loop_depth and loop_outer accessor functions.
10542 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10543 determine_invariantness_stmt, move_computations_stmt): Ditto.
10544 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10545 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10546 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10547 * tree-scalar-evolution.c (interpret_loop_phi,
10548 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10549 instantiate_parameters_1, scev_const_prop): Ditto.
10550 * cfghooks.c (make_forwarder_block): Ditto.
10551 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10552 * modulo-sched.c (loop_canon_p): Ditto.
10553 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10554 slpeel_can_duplicate_loop_p): Ditto.
10555 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10556 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10557 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10558 cancel_loop, verify_loop_structure): Ditto.
10559 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10560 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10561 superloops vector instead of "pred" array.
10562 (establish_preds): Take father loop as an argument. Initialize the
10564 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10565 Do not initialize loop->outer.
10566 (flow_loop_tree_node_remove): Truncate the superloops vector.
10567 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10568 "pred" merged to "superloops" vector.
10569 (loop_depth, loop_outer): New.
10570 (fel_init): Use loop_outer.
10572 2007-05-11 Jan Hubicka <jh@suse.cz>
10574 * cgraphunit.c: Include gt-cgraphunit.h
10575 (static_ctors, static_dtors): New static vars.
10576 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10577 based on implementation in c-common.c
10578 (cgraph_finalize_function): Call record_cdtor_fn.
10579 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10580 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10581 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10582 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10583 build_cdtor, c_build_cdtor_fns): Remove.
10584 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10585 c_build_cdtor_fns): Remove prototype.
10587 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10590 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10591 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10592 * builtins.c (fold_builtin_memchr): New.
10593 (expand_builtin_memchr): Call the latter.
10594 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10595 * doc/extend.texi ([Other built-in functions provided by GCC]):
10598 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10600 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10601 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10602 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10603 PFPO_OP1_TYPE_SHIFT): Constants added.
10604 (DFP_ALL): Mode macro defined.
10605 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10606 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10607 Insn definitions added.
10608 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10609 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10612 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10614 PR tree-optimization/31885
10615 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10616 NULL_TREE to be undetermined.
10617 (automatically_generated_chrec_p): Return false for NULL.
10619 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10621 * config/bfin/bfin.h (MOVE_RATIO): Define.
10623 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10625 * config.gcc (sparc-wrs-vxworks): New target.
10626 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10627 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10628 * config/sparc/sparc.h: Include vxworks-dummy.h.
10629 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10630 include LABEL_REFs too.
10631 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10632 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10634 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10636 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10637 (sparc_emit_call_insn): New function.
10638 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10639 functions when generating VxWorks PIC.
10640 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10641 (call, call_value): Use sparc_emit_call_insn instead of
10644 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10646 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10648 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10650 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10651 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10652 split_double instead of operand_subword.
10654 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10656 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10657 * config/bfin/bfin.c (bfin_local_alignment): New function.
10658 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10660 2007-05-08 Chao-ying Fu <fu@mips.com>
10662 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10663 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10664 (smsub_widen_optab, umsub_widen_optab): Define.
10665 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10667 * genopinit.c (optabs): Fill in smsub_widen_optab and
10669 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10670 and umsub_widen_optab to implement multiply-subtract sequences.
10671 * config/mips/mips.md (*msac<u>_di): Rename to...
10672 (<u>msubsidi4): ...this. Extend condition to include
10673 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10674 of operand 0 to "ka" and use the three-operand form of msub<u>
10676 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10679 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10681 PR rtl-optimization/28011
10682 * reload.c (push_reload): Set dont_share if IN appears in OUT
10683 also when IN is a PLUS rtx.
10684 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10687 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10689 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10690 call unshare_all_decls.
10691 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10692 (unshare_all_decls): Remove.
10694 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10697 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10700 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10701 Nigel Stephens <nigel@mips.com>
10703 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10704 Update comments and all uses.
10705 (MIN_FPRS_PER_FMT): Define.
10706 * config/mips/mips.c (function_arg): Fix to correctly handle
10707 the -mips32r2 -mfp64 -mabi=32 case.
10708 (override_options): Enable use of odd-numbered registers for
10709 SFmode values on MIPS32.
10710 (mips_save_reg_p): Save whole floating-point register pair if
10711 either half is used.
10712 (compute_frame_size): Fix comment.
10714 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10716 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10717 argument of type bool.
10718 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10719 argument. Safely select temporary P register according to it.
10720 (do_link): Change call site of add_to_reg accordingly.
10721 (do_unlink): Add epilogue_p as a fourth argument and pass it
10723 (expand_interrupt_handler_epilogue): Change call of do_unlink
10725 (bfin_expand_prologue): Add a third argument sibcall_p.
10726 * config/bfin/bfin.md (epilogue): Change call of
10727 bfin_expand_epilogue accordingly.
10728 (sibcall_epilogue): Likewise.
10729 (eh_return_internal): Likewise.
10731 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10732 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10733 * config/bfin/bfin.c (bfin_handle_option): Handle
10734 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10735 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10736 Support bf534, bf536 and bf561.
10737 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10739 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10742 * config/i386/i386.c (ix86_function_regparm): Process local
10743 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10745 2007-05-07 Mike Stump <mrs@apple.com>
10747 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10748 also checks for and while statements in C++.
10750 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10752 * gcc.c (at_file_supplied): New variable.
10753 (main): Set it if we expanded argv.
10754 (do_spec_1): Pass an @-file to the linker if we were called with
10755 an @-file argument and HAVE_GNU_LD.
10756 * collect2.c (at_file_supplied): New variable.
10757 (response_file): New variable.
10758 (collect_exit): Unlink response_file if necessary.
10759 (handler): Likewise.
10760 (do_wait): Likewise.
10761 (main): Set at_file_supplied if we expanded argv.
10762 (collect_execute): Pass an @-file to subprocesses if we were called
10763 with an @-file argument.
10764 * configure.ac: Add define for HAVE_GNU_LD.
10765 * configure: Regenerate.
10766 * config.in: Regenerate.
10768 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10770 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10771 operand to HI mode.
10776 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10778 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10779 (TARGET_ENCODE_SECTION_INFO): Re-define.
10780 (m32c_encode_section_info): New
10781 (function_vector_handler): New
10782 (current_function_special_page_vector): New
10783 (m32c_special_page_vector_p): New.
10784 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10786 * config/m32c/jump.md: Added instruction JSRS for functions
10787 with attribute "function_vector".
10788 * doc/extend.texi (function_vector): Added description
10789 for M16C, M32C targets.
10791 2007-05-07 DJ Delorie <dj@redhat.com>
10794 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10795 ashrpsi3, lshrpsi3): Update shift count constraint.
10797 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10798 Nathan Froyd <froydnj@codesourcery.com>
10801 * c-incpath.c (add_path): Strip trailing path separators.
10803 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10805 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10806 Free dominance info before purging EH edges.
10807 (eliminate_degenerate_phis): Likewise.
10808 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10810 2007-05-07 Jan Hubicka <jh@suse.cz>
10812 * gimplify.c (gimplify_expr): Do not crash when folding
10813 (void *)(int)&a + 4.
10815 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10818 * c-opts.c (lang_fortran): Make it non static.
10819 * c-common.h (lang_fortran): New prototype.
10820 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10821 -lang-fortran option was passed by the driver.
10823 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10825 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10826 of ASSERT_CHECKING. Tweak message.
10828 2007-05-06 Revital Eres <eres@il.ibm.com>
10831 * loop-unroll.c (insert_var_expansion_initialization):
10832 Initialize the expansions with -zero instead of +zero.
10834 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10836 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10837 into pic and non-pic versions. Mark r19 as used for
10838 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10839 for tgd_load, tld_load and tie_load .
10840 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10841 version of tgd_load, tld_load and tie_load depending on the
10844 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10845 Jakub Jelinek <jakub@redhat.com>
10847 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10848 (__do_global_dtors_aux): Use more paranoid loop to run
10849 destructors if HIDDEN_DTOR_LIST_END.
10850 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10852 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10854 * varasm.c (align_variable): Don't increase alignment for
10855 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10856 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10858 2007-05-04 Josh Conner <jconner@apple.com>
10860 * basic-block.h (cdi_direction): Assign values to all enumeration
10862 (dom_computed): Remove.
10863 (dom_info_state): New.
10864 (set_dom_info_availability): New.
10865 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10866 walk_data.dom_direction.
10867 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10868 instead of dom_computed[].
10869 (split_edge): Likewise.
10870 (create_basic_block): Likewise.
10871 (merge_blocks): Likewise.
10872 * ifcvt.c (find_if_header): Likewise.
10873 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10874 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10875 * tree-ssa.c (verify_ssa): Likewise.
10876 * tree-cfg.c (tree_verify_flow_info): Likewise.
10877 (remove_edge_and_dominated_blocks): Likewise.
10878 * dominance.c (dom_computed): Make static.
10879 (calc_dfs_tree_nonrec): Change third param to a bool.
10880 (calc_dfs_tree): Change second param to a bool.
10881 (calc_idioms): Change second param to a bool. Use
10882 dom_convert_dir_to_idx.
10883 (init_dom_info): Validate dir before using.
10884 (dom_convert_dir_to_idx): New.
10885 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10886 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10887 (free_dominance_info): Use dom_convert_dir_to_idx.
10888 (get_immediate_dominator): Likewise.
10889 (set_immediate_dominator): Likewise.
10890 (get_dominated_by): Likewise.
10891 (redirect_immediate_dominators): Likewise.
10892 (nearest_common_denominator): Likewise.
10893 (dominated_by_p): Likewise.
10894 (bb_dom_dfs_in): Likewise.
10895 (bb_dom_dfs_out): Likewise.
10896 (recount_dominator): Likewise.
10897 (iterate_fix_dominators): Likewise.
10898 (add_to_dominance_info): Likewise.
10899 (delete_from_dominance_info): Likewise.
10900 (first_dom_son): Likewise.
10901 (next_dom_son): Likewise.
10902 (dom_info_available_p): Likewise.
10903 (dom_info_state): New.
10904 (set_dom_info_availability): New.
10906 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10908 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10910 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10912 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10914 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10915 (subdi3, subdi_carry): Delete.
10917 2007-05-04 Jan Hubicka <jh@suse.cz>
10918 Richard Guenther <rguenther@suse.de>
10920 * opts.c (decode_options): Do not fiddle with inlining
10921 parameters in case of optimizing for size.
10922 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10923 for size do nothing.
10924 (cgraph_decide_inlining_of_small_function): When optimizing for
10925 size never inline functions increasing caller size.
10926 (cgraph_early_inlining): Inline for size when optimizing for size.
10928 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10930 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10931 logical operations piecewise.
10932 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10933 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10934 subdi_sesidi_di): Delete.
10935 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10936 the generated sequence. Allow three-reg add in constraints. Rewrite
10937 the rtl expression for carry to avoid zero_extend of a constant.
10938 (sub_with_carry): New pattern.
10939 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10940 different sequence not involving jumps.
10941 (notbi): Now a named pattern.
10943 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10945 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10946 Add the note about a significant loss of accuracy of some
10947 mathematical routines when these options are used.
10949 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10951 * haifa-sched.c (rtx_vec_t): New typedef.
10952 (contributes_to_priority_p): Extract piece of priority () into new
10954 (priority): Use the function. Add assertion.
10955 (rank_for_schedule, set_priorities): Add assertion to check that
10956 insn's priority is initialized.
10957 (clear_priorities, calc_priorities): Change signature. Make it update
10958 all relevant insns. Update all callers ('add_to_speculative_block ()'
10959 and 'create_block_check_twin ()').
10960 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10961 Add new field 'priority_status'.
10962 (INSN_PRIORITY_STATUS): New macro.
10963 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10965 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10967 * sched-ebb.c (debug_ebb_dependencies): New static function.
10968 (init_ready_list): Use it.
10970 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10971 with changed signature and 'debug_rgn_dependencies ()'.
10972 (debug_rgn_dependencies): New static function.
10973 (init_ready_list): Use it.
10975 * sched-int.h (debug_dependencies): Declare.
10977 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10979 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10981 2007-05-04 Dirk Mueller <dmueller@suse.de>
10983 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10985 2007-05-03 Jan Hubicka <jh@suse.cz>
10987 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10988 ((T1)X op (T1)Y), for pointer type in more cases than before.
10990 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10992 * tree-object-size.c (plus_expr_object_size): When operand size is
10993 unknown, return unknown.
10995 2007-05-03 Dirk Mueller <dmueller@suse.de>
10997 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
10999 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11002 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11004 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11006 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11008 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11010 * config/soft-fp/double.h, config/soft-fp/extended.h,
11011 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11012 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11013 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11014 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11017 2007-05-03 Ian Lance Taylor <iant@google.com>
11019 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11020 MASK_PPC_GFXOPT for 8540 or 8548.
11022 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11024 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11025 vect_print_dump_info() to output debug information.
11027 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11030 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11031 operands of size 2 when operand is not MEM_P.
11033 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11035 PR tree-optimization/30565
11036 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11038 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11040 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11041 (umulsi3_highpart): Use them.
11042 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11043 for final accumulator to D regisster tranfser.
11045 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11047 PR tree-optimization/31699
11048 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11050 (vect_enhance_data_refs_alignment): Compute peel amount using
11051 TYPE_VECTOR_SUBPARTS instead of vf.
11052 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11054 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11057 * system.h: Remove inclusion of double-int.h
11058 * tree.h: Include double-int.h
11059 * gengtype.c: Likewise
11060 * cfgloop.h: Likewise
11061 * Makefile.in: Adjust dependencies on double-int.h
11063 2007-05-02 Eric Christopher <echristo@apple.com>
11065 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11066 -shared to -Zdynamiclib.
11068 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11071 * c-common.c (strip_pointer_or_array_types): New function.
11072 * c-common.h (strip_pointer_or_array_types): New function declaration.
11074 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11076 PR tree-optimization/31771
11077 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11079 2007-05-02 Paul Brook <paul@codesourcery.com>
11081 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11083 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11085 PR middle-end/29715
11086 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11089 2007-05-02 Nick Clifton <nickc@redhat.com>
11091 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11093 2007-05-02 Richard Guenther <rguenther@suse.de>
11095 PR tree-optimization/31146
11096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11097 argument, single_use_p. If we have a single use that is
11098 a conversion to the definition rhs type, propagate that rhs.
11099 (forward_propagate_addr_expr): Pass single_use_p argument
11100 to forward_propagate_addr_expr_1.
11102 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11104 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11107 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11109 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11110 'AMD Family 10 core'.
11112 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11114 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11115 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11116 with SSE3 instruction set support.
11117 * doc/invoke.texi: Likewise.
11119 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11121 * config/i386/i386.c (override_options): Tuning 32-byte loop
11122 alignment for amdfam10 architecture. Increasing the max loop
11123 alignment to 24 bytes.
11125 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11127 * config/m68k/constraints.md: New.
11128 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11129 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11130 EXTRA_CONSTRAINT): Remove.
11131 * config/m68k/m68k.md: Include constraints.md.
11132 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11134 2007-05-01 Ian Lance Taylor <iant@google.com>
11136 PR tree-optimization/31739
11137 * tree-vrp.c (vrp_val_is_max): New static function.
11138 (vrp_val_is_min): New static function.
11139 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11141 (set_value_range): Use vrp_val_is_{max,min}.
11142 (extract_range_from_assert): Likewise.
11143 (extract_range_from_binary_expr): Likewise.
11144 (extract_range_from_unary_expr): Likewise.
11145 (dump_value_range, vrp_meet): Likewise.
11146 (vrp_visit_phi_node): Likewise.
11147 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11149 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11151 * config/i386/gmon-sol2.c (size_t): New type.
11152 (intptr_t): Likewise.
11153 (s_textsize): Declare as size_t.
11155 (monstartup): Use size_t for sizes.
11156 (_mcount): Save and restore registers.
11157 (internal_mcount): Pass 0 as the first argument to monstartup
11159 (moncontrol): Convert pointer to appropriately sized integer
11160 before passing to profil.
11162 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11164 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11165 __NO_FPRS__, not just if _SOFT_DOUBLE.
11166 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11167 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11168 also for E500 double.
11169 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11170 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11173 2007-05-01 Richard Guenther <rguenther@suse.de>
11175 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11178 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11180 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11182 2007-05-01 Jan Hubicka <jh@suse.cz>
11184 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11187 2007-05-01 Jan Hubicka <jh@suse.cz>
11189 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11190 (maybe_fold_offset_to_reference): Declare.
11191 * fold-const.c (fold_unary): Do not fold
11192 (type *)&A into &A->field_of_type_and_offset_0
11193 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11194 size is unknown, give up.
11195 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11197 (maybe_fold_offset_to_reference): New.
11198 (maybe_fold_stmt_indirect): Use it.
11199 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11200 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11202 (gimplify_expr): Likewise for plus_expr.
11204 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11206 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11207 bsi_after_labels. Always insert statements before bsi.
11208 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11209 * predict.c (apply_return_prediction): Check for empty blocks.
11210 * cfgexpand.c (lab_rtx_for_bb): New variable.
11211 (label_rtx_for_bb): Do not create new tree labels.
11212 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11213 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11214 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11216 (label_for_bb): Add field used.
11217 (update_eh_label, main_block_label): Mark the label used.
11218 (cleanup_dead_labels): Remove unused labels.
11220 2007-05-01 Richard Guenther <rguenther@suse.de>
11222 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11223 if it is not about to be set.
11224 (get_value_range): Do not pre-allocate equiv bitmap.
11225 (update_value_range): No need to clear equiv field.
11226 (add_equivalence): Change prototype to get bitmap pointer.
11227 Allocate bitmap here if it is not already.
11228 (extract_range_from_assert): Do not allocate bitmap here.
11229 Update callers to add_equivalence.
11230 (extract_range_from_ssa_name): Likewise.
11231 (get_vr_for_comparison): New static helper.
11232 (compare_name_with_value): Handle NULL equiv bitmap by
11233 peeling the first iteration of the comparison loop.
11234 Use get_vr_for_comparison.
11235 (compare_names): Handle NULL equiv bitmaps by using fake
11236 ones. Use get_vr_for_comparison.
11238 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11240 * double-int.c (mpz_set_double_int): Moved from
11241 tree-ssa-loop-niter.c.
11242 (mpz_get_double_int): Likewise; also, add option to wrap
11243 out-of-range integers.
11244 * double-int.h: New prototypes for above.
11245 * tree.c (get_static_type_bounds): Moved from
11246 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11247 TYPE_MAX_VALUE if they exist..
11248 * tree.h: New prototype for above.
11249 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11250 get_type_bounds calls.
11251 (mpz_set_double_int): Move to double-int.c.
11252 (get_type_bounds): Move to tree.c, rename to
11253 get_static_type_bounds.
11254 (mpz_to_double_int): Move to double-int.c, rename to
11255 mpz_get_double_int.
11257 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11259 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11260 DIV0 exception can fall through to a normal return.
11262 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11264 PR middle-end/22156
11265 Temporarily revert:
11266 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11267 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11268 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11269 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11270 initialize align to silence bogus warning.
11271 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11272 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11274 (struct sra_walk_fns): Remove use_all parameter from use.
11275 (sra_hash_tree): Handle BIT_FIELD_REFs.
11276 (sra_elt_hash): Don't hash bitfld blocks.
11277 (sra_elt_eq): Skip them in parent compares as well. Handle
11279 (sra_walk_expr): Don't maintain or pass down use_all_p.
11280 (scan_use): Remove use_all parameter.
11281 (scalarize_use): Likewise. Re-expand assignment to
11282 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11283 output, and re-scalarize after output. Don't mark anything
11285 (scalarize_ldst): Adjust.
11286 (scalarize_walk_gimple_modify_statement): Likewise.
11287 (build_element_name_1): Handle BIT_FIELD_REFs.
11288 (instantiate_element): Don't warn for any element whose parent
11289 is used as a whole.
11290 (instantiate_missing_elements_1): Return the sra_elt.
11291 (canon_type_for_field): New.
11292 (try_instantiate_multiple_fields): New.
11293 (instantiate_missing_elemnts): Use them.
11294 (mark_no_warning): Removed.
11295 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11296 (REPLDUP, sra_build_elt_assignment): New.
11297 (generate_copy_inout): Use them.
11298 (generate_element_copy): Likewise. Handle bitfld differences.
11299 (generate_element_zero): Don't recurse for blocks. Use
11300 sra_build_elt_assignment.
11301 (generate_one_element_int): Take elt instead of var. Use
11302 sra_build_elt_assignment.
11303 (generate_element_init_1): Adjust.
11304 (scalarize_use, scalarize_copy): Use REPLDUP.
11305 (scalarize_ldst): Move assert before dereference.
11306 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11308 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11311 * tree.c (reconstruct_complex_type): Reconstruct a reference
11313 Also use the same mode for the pointer as the old pointer type.
11315 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11317 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11320 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11322 PR rtl-optimization/31676
11323 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11324 (df_refs_record): Call it.
11326 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11328 * rtl.def (SS_ABS): New code.
11329 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11330 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11331 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11332 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11333 (bfin_init_builtins): Define them.
11334 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11335 (bfin_expand_builtin): ... and handle the others here.
11336 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11337 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11338 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11339 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11340 operand is only HImode.
11342 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11344 * regclass.c (scan_one_insn): Remove splitting of
11347 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11348 Nigel Stephens <nigel@mips.com>
11350 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11352 2007-04-28 Jan Hubicka <jh@suse.cz>
11354 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11355 insn_locators_alloc instead of insn_locators_initialize;
11356 call reset_block_changes.
11357 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11358 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11359 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11360 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11361 * config/score/score.c (th_output_mi_thunk): Likewise.
11362 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11363 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11364 tolerate uninitialized locator info.
11367 * function.c (init_function_start): Don't init line number info.
11368 (expand_function_end): Update.
11369 (reset_block_changes, record_block_change, finalize_block_changes,
11370 check_block_change, free_block_changes): Kill.
11371 * function.h (reset_block_changes, record_block_change,
11372 finalize_block_changes, check_block_change, free_block_changes):
11374 (struct function): Remove ib_boundaries_block.
11375 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11376 Use curr_insn_locator to initialize locator.
11377 (emit_line_note): Remove.
11378 * cfgexpand.c (expand_gimple_cond_expr): Update.
11379 (construct_exit_block): Likewise.
11380 (tree_expand_cfg): Initialize/finalize locators.
11381 * expr.c (expand_expr_real): Update.
11382 * cfglayout.c (line_locators_locs, line_locators_lines,
11383 file_locators_locs, file_locators_files): Remove.
11384 (set_block_levels): Move to cfgexpand.c.
11385 (insn_locators_initialize): Remove.
11386 (pass_insn_locators_initialize): Remove.
11387 (locations_locators_locs, locations_locators_vals): New static vars.
11388 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11390 (insn_locators_alloc, insn_locators_finalize,
11391 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11393 (locator_location): New.
11394 (locator_line, locator_file): Rewrite.
11395 * rtl.h (emit_line_note): Kill.
11396 (insn_locators_alloc, insn_locators_finalize,
11397 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11399 * tree-inline.c (initialize_cfun): Do not initialize
11400 ib_boundaries_block.
11401 * passes.c (pass_insn_locators_initialize): Remove.
11403 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11405 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11406 info. Update last_basic_block correctly.
11408 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11411 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11412 register itself to hold the offset constant. Tell flow the use
11413 of r4 and r5 when they are used.
11415 2007-04-27 Richard Guenther <rguenther@suse.de>
11417 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11418 if we simplified anything.
11419 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11420 warnings until we did a simplification and the stmt was not
11421 marked as TREE_NO_WARNING.
11423 2007-04-27 Mike Stump <mrs@apple.com>
11425 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11427 2007-04-27 Ian Lance Taylor <iant@google.com>
11429 PR middle-end/31710
11430 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11431 TYPE_MAX_VALUE exist, convert them to the new type.
11433 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11435 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11436 if it claims to be available.
11437 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11438 edge is redirected.
11439 (perform_tree_ssa_dce): Always free postdominators.
11441 2007-04-27 Richard Henderson <rth@redhat.com>
11443 * config/alpha/predicates.md (aligned_memory_operand): Mark
11444 as define_special_predicate.
11445 (unaligned_memory_operand, normal_memory_operand): Likewise.
11446 (reg_or_unaligned_mem_operand): Remove.
11447 (any_memory_operand): Match the documentation and check for
11448 non-renumbered pseudos during reload.
11449 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11450 alpha_secondary_reload_class, update to new interface, make static.
11451 Handle CQImode like HImode. Remove FP subreg check.
11452 (alpha_expand_mov): Use replace_equiv_address.
11453 (alpha_expand_mov_nobwx): Use any_memory_operand.
11454 (TARGET_SECONDARY_RELOAD): New.
11455 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11456 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11457 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11458 * config/alpha/alpha.md: ... here.
11459 (RELOAD12, reloadmode): New.
11461 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11462 Don't handle the aligned case here.
11463 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11464 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11465 reload_inhi_help. Don't expect a scratch register.
11466 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11468 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11470 2007-04-27 Richard Guenther <rguenther@suse.de>
11472 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11474 2007-04-27 Richard Guenther <rguenther@suse.de>
11476 PR tree-optimization/30965
11477 PR tree-optimization/30978
11478 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11479 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11480 (find_equivalent_equality_comparison): Likewise.
11481 (simplify_cond): Likewise.
11482 (get_prop_source_stmt): New helper.
11483 (get_prop_dest_stmt): Likewise.
11484 (can_propagate_from): Likewise.
11485 (remove_prop_source_from_use): Likewise.
11486 (combine_cond_expr_cond): Likewise.
11487 (forward_propagate_comparison): New function.
11488 (forward_propagate_into_cond): Rewrite to use fold for
11490 (tree_ssa_forward_propagate_single_use_vars): Call
11491 forward_propagate_comparison to propagate comparisons.
11493 2007-04-27 Richard Guenther <rguenther@suse.de>
11495 PR tree-optimization/31715
11496 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11497 sure to do computation on the offset in an appropriate
11500 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11502 * reload.h (elimination_target_reg_p): Declare.
11503 * reload.c (find_reloads): Don't apply the reg_rtx move
11504 optimization if the SET_DEST satisfies elimination_target_reg_p.
11505 * reload1.c (elimination_target_reg_p): New function.
11506 (gen_reload): In the move/add2 fallback, make sure that op0
11507 does not overlap the destination register.
11509 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11511 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11512 transform only GIMPLE_MODIFY_STMTs.
11513 * tree-complex.c (expand_complex_operations_1): Ditto.
11514 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11515 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11516 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11518 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11519 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11520 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11521 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11522 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11523 slpeel_add_loop_guard): Ditto.
11524 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11525 * lambda-code.c (perfect_nestify): Ditto.
11526 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11527 before the first statement.
11528 * tree-optimize.c (execute_free_datastructures): Fix comments.
11529 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11530 * tree-flow.h (disband_implicit_edges): Declaration removed.
11531 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11533 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11534 COND_EXPRs without gotos.
11535 (disband_implicit_edges, has_label_p): Removed.
11536 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11537 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11539 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11541 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11542 also for COND_EXPRs.
11543 * cfgexpand.c (label_rtx_for_bb): New function.
11544 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11545 Use label_rtx_for_bb to find the labels.
11546 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11547 last block. Detect fallthru edges.
11549 2007-04-26 Ian Lance Taylor <iant@google.com>
11552 * reload.c (find_reloads_subreg_address): If the address was valid
11553 in the original mode but not in the new mode, reload the whole
11556 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11558 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11559 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11560 (cleanup_control_expr_graph): Do not invalidate dominance info.
11561 Record altered blocks.
11562 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11563 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11564 cleanup_tree_cfg_bb): New functions.
11565 (remove_forwarder_block): Do not maintain the worklist of blocks.
11566 Record altered blocks.
11567 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11568 not over whole cfg.
11569 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11570 delete_unreachable_blocks if dominators are not available.
11571 * tree-inline.c (optimize_inline_calls): Free dominance information
11573 * tree-flow.h (remove_edge_and_dominated_blocks,
11574 cfgcleanup_altered_bbs): Altered.
11575 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11577 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11579 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11580 do not invalidate dominators.
11582 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11584 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11585 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11586 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11587 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11589 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11591 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11593 2007-04-26 Richard Guenther <rguenther@suse.de>
11595 PR tree-optimization/31703
11596 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11597 the right type for the target of the bittest.
11599 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11601 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11602 ix86_sol10_return_in_memory.
11604 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11606 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11609 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11612 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11614 PR tree-optimization/30558
11615 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11616 clear this_state.prev_try.
11618 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11619 Mark Mitchell <mark@codesourcery.com>
11621 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11622 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11623 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11625 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11628 * doc/invoke.texi (%:print-asm-header): Document.
11629 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11631 (static_spec_functions): Add print-asm-header.
11632 (main): Print a banner before the --target-help linker options.
11633 (print_asm_header_spec_function): New function.
11635 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11638 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11639 (movsf_ie): Likewise.
11641 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11643 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11645 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11647 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11648 exception for divide-by-zero.
11649 (__umodsi3, __modsi3): Likewise.
11651 2007-04-25 Dirk Mueller <dmueller@suse.de>
11653 * c-typeck.c (build_compound_expr): Annotate warning()
11654 call with OPT_Wunused_value.
11655 * tree-ssa.c (warn_uninit): Annotate warning with
11657 * c-common.c (handle_sentinel_attribute): Annotate warning
11658 call with OPT_Wattributes.
11660 2007-04-25 Thiemo Seufer <ths@mips.com>
11662 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11663 (mips16): Fix typo.
11664 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11665 on to the assembler. Improve handling of -mno-mips16. Add handling
11666 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11667 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11668 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11669 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11671 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11674 * config/i386/winnt.c (i386_pe_file_end): Strip only
11675 USER_LABEL_PREFIX when writing export name.
11677 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11679 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11680 sh/elf.h, vx-common.h and vxworks.h.
11681 * config/sh/sh.h: Include config/vxworks-dummy.h.
11682 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11683 (OVERRIDE_OPTIONS): Use it.
11684 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11685 (vxworks_picreg): New pattern.
11686 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11687 VXWORKS_OS_CPP_BUILTINS.
11688 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11689 to their VXWORKS_* equivalents.
11690 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11691 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11692 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11693 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11694 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11695 -mrtp/-fPIC multilibs.
11696 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11697 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11698 (MULTILIB_OSDIRNAMES): Delete.
11700 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11703 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11705 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11707 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11708 rounding mode to be specified by the caller.
11709 (real_to_mpfr) Likewise.
11710 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11711 include new arguments.
11712 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11714 2007-04-24 Ian Lance Taylor <iant@google.com>
11716 PR tree-optimization/31605
11717 * tree-vrp.c (set_value_range): Check that min and max are not
11718 both overflow infinities.
11719 (set_value_range_to_value): New static function.
11720 (extract_range_from_binary_expr): Call set_value_range_to_value.
11721 (extract_range_from_cond_expr): Likewise.
11722 (extract_range_from_expr): Likewise.
11723 (extract_range_from_unary_expr): Likewise. Don't create a range
11724 which overflows on both sides.
11725 (vrp_meet): Check for a useless range.
11726 (vrp_visit_phi_node): If we see a constant which looks like an
11727 overflow infinity, turn off the TREE_OVERFLOW flag.
11729 2007-04-24 Ian Lance Taylor <iant@google.com>
11731 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11733 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11735 PR diagnostic/25923
11736 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11737 diagnostic message is being built.
11738 * tree-pretty-print.c (dump_generic_node): Only write the
11739 formatted text into BUFFER's stream if we are not building a
11740 diagnostic message.
11741 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11743 * Makefile.in (toplev.o): Depend on tree-pass.h.
11745 2007-04-24 Ian Lance Taylor <iant@google.com>
11747 PR tree-optimization/31602
11748 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11749 conditionals in the copied loop header.
11750 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11751 warnings if TREE_NO_WARNING is set.
11752 * doc/invoke.texi (Warning Options): Clarify that
11753 -Wstrict-overflow does not warn about loops.
11755 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11757 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11758 expand on the comment about _Decimal128 arguments and check the
11759 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11760 that _Decimal128 argument uses even/odd register pair.
11761 (function_arg): Ditto.
11763 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11765 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11766 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11768 2007-04-24 Richard Guenther <rguenther@suse.de>
11769 Olga Golovanevsky <olga@il.ibm.com>
11771 * fold-const.c (multiple_of_p): Check for bottom
11774 2007-04-24 Richard Henderson <rth@redhat.com>
11776 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11777 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11778 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11779 looking for non-zero bits shifted out. Avoid a recursive call
11780 when constructing the scalar.
11781 (__floatundisf): Likewise.
11783 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11785 * dwarf2out.c (field_byte_offset): Move the existing logic
11786 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11787 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11789 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11792 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11793 length argument of 0 for memset.
11794 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11795 unsigned shift instead of the signed variant.
11797 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11799 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11800 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11801 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11802 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11803 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11804 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11805 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11806 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11807 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11808 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11809 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11810 "mul<mode>3", "div<mode>3"): Insn definitions added.
11811 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11812 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11813 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11814 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11815 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11816 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11817 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11818 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11819 TARGET_FLOAT_FORMAT): Macro definitions removed.
11820 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11821 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11822 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11823 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11824 (s390_gen_rtx_const_DI): Function removed.
11825 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11827 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11829 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11830 over an external ffs function.
11832 2007-04-24 Chao-ying Fu <fu@mips.com>
11833 Richard Sandiford <richard@nildram.co.uk>
11835 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11836 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11837 (smadd_widen_optab, umadd_widen_optab): Define.
11838 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11840 * genopinit.c (optabs): Fill in smadd_widen_optab and
11842 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11843 and umadd_widen_optab to implement multiply-add sequences.
11844 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11845 (<u>maddsidi4): ...this. Extend condition to include
11846 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11847 of operand 0 to "ka" and use the three-operand form of madd<u>
11849 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11851 * config/mips/constraints.md (ka): New register constraint.
11853 2007-04-24 Jan Hubicka <j@suse.cz>
11857 2007-04-23 Jan Hubicka <jh@suse.cz>
11858 * function.c (init_function_start): Don't init line number info.
11859 (expand_function_end): Update.
11860 (reset_block_changes, record_block_change, finalize_block_changes,
11861 check_block_change, free_block_changes): Kill.
11862 * function.h (reset_block_changes, record_block_change,
11863 finalize_block_changes, check_block_change, free_block_changes):
11865 (struct function): Remove ib_boundaries_block.
11866 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11867 Use curr_insn_locator to initialize locator.
11868 (emit_line_note): Remove.
11869 * cfgexpand.c (expand_gimple_cond_expr): Update.
11870 (construct_exit_block): Likewise.
11871 (tree_expand_cfg): Initialize/finalize locators.
11872 * expr.c (expand_expr_real): Update.
11873 * cfglayout.c (line_locators_locs, line_locators_lines,
11874 file_locators_locs, file_locators_files): Remove.
11875 (set_block_levels): Move to cfgexpand.c.
11876 (insn_locators_initialize): Remove.
11877 (pass_insn_locators_initialize): Remove.
11878 (locations_locators_locs, locations_locators_vals): New static vars.
11879 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11881 (insn_locators_alloc, insn_locators_finalize,
11882 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11884 (locator_location): New.
11885 (locator_line, locator_file): Rewrite.
11886 * rtl.h (emit_line_note): Kill.
11887 (insn_locators_alloc, insn_locators_finalize,
11888 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11890 * tree-inline.c (initialize_cfun): Do not initialize
11891 ib_boundaries_block.
11892 * passes.c (pass_insn_locators_initialize): Remove.
11894 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11896 * doc/invoke.texi: Removed leading '-' from option index entries.
11898 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11900 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11902 (create_phi_node): Use set_phi_nodes.
11903 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11904 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11905 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11906 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11907 (bsi_start, bsi_last): Use bb_stmt_list.
11908 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11909 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11910 Traverse the statements using tsi iterator.
11911 * basic-block.h (struct basic_block_def): Fields stmt_list
11912 and phi_nodes moved to ...
11913 (struct tree_bb_info): ... new structure.
11914 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11915 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11916 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11917 (tree_verify_flow_info): Verify that il.tree is not set for
11918 entry and exit block.
11919 (tree_split_block): Use set_bb_stmt_list.
11921 2007-04-23 Mike Stump <mrs@apple.com>
11923 * config/i386/i386.c (ix86_tune_features
11924 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11927 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11929 * config/i386/i386.md (prefix_extra): New attribute.
11930 (length): Add prefix_extra.
11932 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11933 (sse2_movntv2di): Likewise.
11934 (sse2_cvtps2dq): Likewise.
11935 (sse2_cvtpd2pi): Likewise.
11936 (sse2_cvttpd2pi): Likewise.
11937 (*sse2_cvtpd2ps): Likewise.
11938 (*add<mode>3): Likewise.
11939 (sse2_ssadd<mode>3): Likewise.
11940 (sse2_usadd<mode>3): Likewise.
11941 (*sub<mode>3): Likewise.
11942 (sse2_sssub<mode>3): Likewise.
11943 (sse2_ussub<mode>3): Likewise.
11944 (*mulv8hi3): Likewise.
11945 (*smulv8hi3_highpart): Likewise.
11946 (*umulv8hi3_highpart): Likewise.
11947 (sse2_umulv2siv2di3): Likewise.
11948 (sse2_pmaddwd): Likewise.
11949 (ashr<mode>3): Likewise.
11950 (lshr<mode>3): Likewise.
11951 (ashl<mode>3): Likewise.
11952 (sse2_ashlti3): Likewise.
11953 (sse2_lshrti3): Likewise.
11954 (*umaxv16qi3): Likewise.
11955 (*smaxv8hi3): Likewise.
11956 (*uminv16qi3): Likewise.
11957 (*sminv8hi3): Likewise.
11958 (sse2_eq<mode>3): Likewise.
11959 (sse2_gt<mode>3): Likewise.
11960 (*and<mode>3): Likewise.
11961 (sse2_nand<mode>3): Likewise.
11962 (*ior<mode>3): Likewise.
11963 (*xor<mode>3): Likewise.
11964 (sse2_packsswb): Likewise.
11965 (sse2_packssdw): Likewise.
11966 (sse2_packuswb): Likewise.
11967 (sse2_punpckhbw): Likewise.
11968 (sse2_punpcklbw): Likewise.
11969 (sse2_punpckhwd): Likewise.
11970 (sse2_punpcklwd): Likewise.
11971 (sse2_punpckhdq): Likewise.
11972 (sse2_punpckldq): Likewise.
11973 (sse2_punpckhqdq): Likewise.
11974 (sse2_punpcklqdq): Likewise.
11975 (*sse2_pinsrw): Likewise.
11976 (*sse2_pextrw): Likewise.
11977 (sse2_pshufd_1): Likewise.
11978 (sse2_uavgv16qi3): Likewise.
11979 (sse2_uavgv8hi3): Likewise.
11980 (sse2_psadbw): Likewise.
11981 (sse2_pmovmskb): Likewise.
11982 (*sse2_maskmovdqu): Likewise.
11983 (*sse2_maskmovdqu_rex64): Likewise.
11984 (sse4a_extrqi): Likewise.
11985 (sse4a_extrq): Likewise.
11986 (sse3_lddqu): Set prefix_rep.
11987 (sse3_addsubv4sf3): Likewise.
11988 (sse3_haddv4sf3): Likewise.
11989 (sse3_hsubv4sf3): Likewise.
11990 (sse_cvtss2si): Likewise.
11991 (sse_cvtss2si_2): Likewise.
11992 (sse_cvtss2siq): Likewise.
11993 (sse_cvtss2siq_2): Likewise.
11994 (sse_cvttss2si): Likewise.
11995 (sse_cvttss2siq): Likewise.
11996 (sse2_cvttps2dq): Likewise.
11997 (sse3_movshdup): Likewise.
11998 (sse3_movsldup): Likewise.
11999 (sse2_cvtsd2si): Likewise.
12000 (sse2_cvtsd2si_2): Likewise.
12001 (sse2_cvtsd2siq): Likewise.
12002 (sse2_cvtsd2siq_2): Likewise.
12003 (sse2_cvttsd2si): Likewise.
12004 (sse2_cvttsd2siq): Likewise.
12005 (*sse2_cvtpd2dq): Likewise.
12006 (*sse2_cvttpd2dq): Likewise.
12007 (sse2_pshuflw_1): Likewise.
12008 (sse2_pshufhw_1): Likewise.
12009 (sse4a_insertqi): Likewise.
12010 (sse4a_insertq): Likewise.
12011 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12012 (ssse3_phadddv4si3): Likewise.
12013 (ssse3_phaddswv8hi3): Likewise.
12014 (ssse3_phsubwv8hi3): Likewise.
12015 (ssse3_phsubdv4si3): Likewise.
12016 (ssse3_phsubswv8hi3): Likewise.
12017 (ssse3_pmaddubswv8hi3): Likewise.
12018 (ssse3_pmulhrswv8hi3): Likewise.
12019 (ssse3_pshufbv16qi3): Likewise.
12020 (ssse3_psign<mode>3): Likewise.
12021 (ssse3_palignrti): Likewise.
12022 (abs<mode>2): Likewise.
12023 (ssse3_phaddwv4hi3): Set prefix_extra.
12024 (ssse3_phadddv2si3): Likewise.
12025 (ssse3_phaddswv4hi3): Likewise.
12026 (ssse3_phsubwv4hi3): Likewise.
12027 (ssse3_phsubdv2si3): Likewise.
12028 (ssse3_phsubswv4hi3): Likewise.
12029 (ssse3_pmaddubswv4hi3): Likewise.
12030 (ssse3_pmulhrswv4hi3): Likewise.
12031 (ssse3_pshufbv8qi3): Likewise.
12032 (ssse3_psign<mode>3): Likewise.
12033 (ssse3_palignrdi): Likewise.
12034 (abs<mode>2): Likewise.
12035 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12036 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12037 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12039 2007-04-23 Nick Clifton <nickc@redhat.com>
12041 * params.def: Fix formatting of emacs local variables.
12043 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12045 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12046 move if inter-unit move isn't allowed.
12047 Don't split moving the first element of V2DI to DI to inter-unit
12048 move if inter-unit move isn't allowed.
12050 2007-04-23 Richard Guenther <rguenther@suse.de>
12052 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12053 and CDI_POST_DOMINATORS separately.
12055 2007-04-23 Nick Clifton <nickc@redhat.com>
12057 * c.opt (Wformat-contains-nul): Add warning attribute.
12059 2007-04-23 Jan Hubicka <jh@suse.cz>
12061 * function.c (init_function_start): Don't init line number info.
12062 (expand_function_end): Update.
12063 (reset_block_changes, record_block_change, finalize_block_changes,
12064 check_block_change, free_block_changes): Kill.
12065 * function.h (reset_block_changes, record_block_change,
12066 finalize_block_changes, check_block_change, free_block_changes):
12068 (struct function): Remove ib_boundaries_block.
12069 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12070 Use curr_insn_locator to initialize locator.
12071 (emit_line_note): Remove.
12072 * cfgexpand.c (expand_gimple_cond_expr): Update.
12073 (construct_exit_block): Likewise.
12074 (tree_expand_cfg): Initialize/finalize locators.
12075 * expr.c (expand_expr_real): Update.
12076 * cfglayout.c (line_locators_locs, line_locators_lines,
12077 file_locators_locs, file_locators_files): Remove.
12078 (set_block_levels): Move to cfgexpand.c.
12079 (insn_locators_initialize): Remove.
12080 (pass_insn_locators_initialize): Remove.
12081 (locations_locators_locs, locations_locators_vals): New static vars.
12082 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12084 (insn_locators_alloc, insn_locators_finalize,
12085 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12087 (locator_location): New.
12088 (locator_line, locator_file): Rewrite.
12089 * rtl.h (emit_line_note): Kill.
12090 (insn_locators_alloc, insn_locators_finalize,
12091 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12093 * tree-inline.c (initialize_cfun): Do not initialize
12094 ib_boundaries_block.
12095 * passes.c (pass_insn_locators_initialize): Remove.
12097 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12099 PR middle-end/31448
12100 * expr.c (reduce_to_bit_field_precision): Handle
12103 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12105 PR tree-optimization/24659
12106 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12107 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12108 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12109 * genopinit.c (optabs): Rename vec_pack_mod_optab
12110 to vec_pack_trunc_optab.
12111 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12112 early for scalar floating point operands for NOP_EXPR.
12113 (vectorizable_type_promotion): Ditto.
12114 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12115 vec_pack_trunc_optab.
12116 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12118 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12119 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12120 Rename from VEC_PACK_MOD_EXPR.
12121 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12122 * expr.c (expand_expr_real_1): Ditto.
12123 * tree-inline.c (estimate_num_insns_1): Ditto.
12124 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12126 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12127 (vec_unpacks_lo_v4sf): Ditto.
12128 (vec_pack_trunc_v2df): Ditto.
12129 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12130 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12131 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12133 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12135 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12137 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12138 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12139 packing of floating point operands.
12140 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12141 represent unpacking of floating point operands.
12142 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12143 [vec_unpacks_hi]: Ditto.
12144 [vec_unpacks_lo]: Ditto.
12146 2007-04-22 Jan Hubicka <jh@suse.cz>
12148 * final.c (rest_of_handle_final): Call
12149 targetm.asm_out.constructor/targetm.asm_out.destructor
12150 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12151 proper priority via decl_*_priority_insert.
12152 * c-common.c (c_expand_body): Likewise.
12154 2007-04-22 Richard Guenther <rguenther@suse.de>
12156 PR tree-optimization/29789
12157 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12158 (rewrite_reciprocal): New helper split out from
12159 determine_invariantness_stmt.
12160 (rewrite_bittest): Likewise.
12161 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12162 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12165 2007-04-22 Revital Eres <eres@il.ibm.com>
12167 * loop-unroll.c (var_to_expand): New field to support also
12168 insns of the form x = something + x.
12169 (analyze_insn_to_expand_var): Use it.
12170 (expand_var_during_unrolling): Likewise.
12172 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12174 * predict.c: Include pointer-set.h.
12175 (bb_predictions): New variable.
12176 (tree_predicted_by_p, tree_predict_edge,
12177 remove_predictions_associated_with_edge): Use bb_predictions map
12178 instead of bb->predictions.
12179 (clear_bb_predictions, assert_is_empty): New functions.
12180 (combine_predictions_for_bb): Use bb_predictions map. Call
12181 clear_bb_predictions.
12182 (tree_estimate_probability): Create and free bb_predictions map.
12183 * Makefile.in (predict.o): Add pointer-set.h dependency.
12184 * basic-block.h (struct basic_block_def): Remove predictions
12186 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12188 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12191 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12194 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12196 * timevar.c (timevar_print): Change reference of --disable-checking to
12197 --enable-checking=release. Also warn if assert checking is disabled.
12199 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12202 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12203 decl as addressable if the compound literal was marked as
12205 Mark the decl as a gimple register if it is a complex or
12206 vector decl and does not live in memory.
12208 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12210 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12211 (GENERIC_NEXT): New function macro.
12212 (PHI_CHAIN): Use phi_node's new chain variable.
12213 (tree_phi_node): Change tree_common to tree_base
12214 and add the chain field.
12215 * tree-phinodes.c (make_phi_node): Don't set
12216 TREE_TYPE on the new node.
12217 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12218 instead of checking GIMPLE_TUPLE_P in chain_next.
12219 * tree-vect-transform.c
12220 (get_initial_def_for_induction): Look at
12221 PHI_RESULT_TREE for the type of the phi node.
12222 (update_vuses_to_preheader): Use PHI_CHAIN
12223 instead of TREE_CHAIN on the phi node.
12224 * tree-ssa-structalias.c (compute_points_to_sets):
12226 (ipa_pta_execute): Likewise.
12228 2007-04-21 Richard Guenther <rguenther@suse.de>
12230 PR middle-end/31136
12231 * fold-const.c (fold_unary): Call fold_convert_const on the
12234 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12236 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12237 (store_killed_in_pat): New.
12239 2007-04-20 Richard Henderson <rth@redhat.com>
12242 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12243 TREE_LIST with a void_type_node value, not void_list_node exactly.
12245 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12247 * doc/standards.texi: Re-arrange into language-specific
12248 subsections. Add a C++ section, documenting which standards we
12251 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12253 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12254 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12256 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12258 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12259 ecrti.o and crtbegin.o.
12260 (LIB_DEFAULT_SPEC): Include -lc.
12261 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12263 2007-04-20 Richard Henderson <rth@redhat.com>
12266 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12267 argument; update all callers.
12268 (get_unaligned_offset): New.
12269 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12270 get_unaligned_address, just pass on the address directly.
12271 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12272 the subreg in the helper patterns.
12273 (unaligned_extendqidi_le): Use get_unaligned_offset.
12274 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12275 (unaligned_extendhidi_be): Likewise.
12276 (unaligned_extendhidi): Tidy.
12277 * config/alpha/alpha-protos.h: Update.
12279 2007-04-20 Richard Henderson <rth@redhat.com>
12281 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12282 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12283 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12284 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12285 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12286 (CPP_SPEC): Don't include %(cpp_subtarget).
12287 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12288 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12289 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12291 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12293 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12294 for __builtin_ia32_cmpordss.
12296 PR tree-optimization/31632
12297 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12298 and arg1 for optimizations of comparison against min/max values.
12299 Fold arg0 to arg1's type for optimizations of comparison against
12300 min+1 and max-1 values.
12302 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12304 * reload.c (combine_reloads): When trying to use a dying register,
12305 check whether it's uninitialized and don't use if so.
12307 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12309 * fold-const.c: Remove prototypes for native_encode_expr and
12310 native_interpret_expr.
12311 (native_encode_expr): Make non-static.
12312 (native_interpret_expr): Likewise.
12313 * tree.h: Add prototypes for the above.
12315 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12317 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12318 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12319 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12320 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12321 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12322 Add length attributes.
12324 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12326 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12329 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12330 __STDC_WANT_DEC_FP__.
12332 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12334 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12335 for long double compatibility.
12336 * configure: Regenerate.
12338 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12340 PR rtl-optimization/29841
12341 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12343 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12344 that may cause control flow transfer from being moved.
12346 2007-04-18 Jan Hubicka <jh@suse.cz>
12348 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12351 2007-04-18 Eric Christopher <echristo@apple.com>
12353 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12354 only. Update operands.
12355 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12356 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12357 link register to pic register.
12359 2007-04-18 Dirk Mueller <dmueller@suse.de>
12361 PR diagnostic/31227
12362 * tree-vrp.c (search_for_addr_array): New.
12363 (check_array_bounds): Suppress warning about
12364 address taken of array refs if its not de-referenced.
12366 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12368 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12369 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12371 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12372 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12373 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12375 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12377 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12379 (vect_analyze_scalar_cycles): Fix indentation.
12380 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12381 (vect_mark_relevant): Include phis in relevance analysis.
12383 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12385 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12387 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12388 output_operand_lossage().
12390 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12392 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12393 the unused code for reduction without adjust-in-epilog to simplify the
12396 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12398 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12399 (S390_TDC_NEGATIVE_ZERO): New constant.
12400 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12401 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12402 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12403 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12404 (S390_TDC_POSITIVE_INFINITY): New constant.
12405 (S390_TDC_NEGATIVE_INFINITY): New constant.
12406 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12407 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12408 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12409 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12410 (S390_TDC_INFINITY): New constant.
12411 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12412 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12413 optimization for UNSPEC_CCZ_TO_INT.
12414 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12415 ("*ccz_to_int"): New insn.
12416 ("isinf<mode>2"): New insn.
12417 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12418 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12419 (UNSPEC_CCZ_TO_INT): New constant.
12421 2007-04-18 Richard Guenther <rguenther@suse.de>
12423 PR tree-optimization/19431
12424 PR tree-optimization/21463
12425 * tree-pass.h (pass_phiprop): Declare.
12426 * passes.c (init_optimization_passes): New phiprop pass.
12427 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12428 (phivn_valid_p): New helper function.
12429 (phiprop_insert_phi): Likewise.
12430 (propagate_with_phi): Likewise.
12431 (tree_ssa_phiprop): New propagator propagating loads
12432 through phi nodes if profitable.
12434 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12436 * tree-vect-analyze.c (process_use): New function.
12437 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12438 Check phis in all bbs.
12439 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12442 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12444 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12447 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12450 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12453 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12455 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12457 (sse_vmmulv4sf3): Likewise.
12458 (sse2_vmaddv2df3): Likewise.
12459 (sse2_vmmulv2df3): Likewise.
12461 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12463 PR rtl-optimization/31360
12464 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12465 (target_reg_cost): New.
12466 (init_set_costs): Initialize target_reg_cost. Add comments
12467 regarding the rationale of the costs.
12468 (global_cost_for_size): Renamed to...
12469 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12470 of register pressure.
12471 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12472 estimate_reg_pressure_cost. Add number of ivs.
12473 (determine_set_costs): Dump target_reg_cost.
12474 * loop-invariant.c (gain_for_invariant): Use
12475 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12476 (best_gain_for_invariant, find_invariants_to_move): Remove
12478 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12479 (target_reg_cost): Declare.
12480 (global_cost_for_size): Declaration removed.
12481 (estimate_reg_pressure_cost): Declare.
12483 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12485 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12486 regnos into even/odd register pairs.
12487 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12488 TDmode similar to the other floating point modes.
12489 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12490 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12492 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12493 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12494 (movdd_hardfloat64): Use TARGET_MFPGPR.
12496 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12498 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12501 2005-01-05 Richard Henderson <rth@redhat.com>
12503 * reload1.c (do_input_reload): Restrict the optimization deleteing
12504 a previous output reload to RELOAD_FOR_INPUT.
12506 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12508 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12509 induc_vec_info_type.
12510 (vectorizable_induction): New function declaration.
12511 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12512 check if already vectorized. Find first place in BB where new stmts
12513 can be inserted. Takes only one argument.
12514 (vectorizable_induction): New function.
12515 (vect_transform_stmt): Add case for induc_vec_info_type to call
12516 vectorizable_induction.
12517 (vect_transform_loop): Consider phis for vectorization.
12518 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12520 (analyze_operations): Call vectorizable_induction when analyzing phis.
12522 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12523 (vect_mark_relevant): Include phis in relevance analysis.
12524 (vect_mark_stmts_to_be_vectorize): Likewise.
12525 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12527 2007-04-16 Lawrence Crowl <crowl@google.com>
12529 * doc/invoke.texi (Debugging Options): Add documentation for the
12530 -femit-struct-debug options -femit-struct-debug-baseonly,
12531 -femit-struct-debug-reduced, and
12532 -femit-struct-debug-detailed[=...].
12534 * c-opts.c (c_common_handle_option): Add
12535 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12536 and OPT_femit_struct_debug_detailed_.
12537 * c.opt: Add specifications for
12538 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12539 and -femit-struct-debug-detailed[=...].
12540 * opts.c (set_struct_debug_option): Parse the
12541 -femit-struct-debug-... options.
12542 * opts.c (matches_main_base, main_input_basename,
12543 main_input_baselength, base_of_path, matches_main_base): Add
12544 variables and functions to compare header base name to compilation
12546 * opts.c (should_emit_struct_debug): Add to determine to emit a
12547 structure based on the option.
12548 (dump_struct_debug) Also disabled function to debug this
12550 * opts.c (handle_options): Save the base name of the
12553 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12554 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12555 This hook indicates if a type is generic. Set it by default
12556 to "never generic".
12557 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12558 to determine if a struct type is generic or not.
12559 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12560 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12561 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12562 with live C++ hook.
12564 * flags.h (enum debug_info_usage): Add an enumeration to describe
12565 a program's use of a structure type.
12566 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12567 to indicate the program's usage of the type. Filter structs based
12568 on the -femit-struct-debug-... specification.
12569 (gen_type_die): Split into two routines, gen_type_die and
12570 gen_type_die_with_usage. gen_type_die is now a wrapper
12571 that assumes direct usage.
12572 (gen_type_die_with_usage): Replace calls to gen_type_die
12573 with gen_type_die_with_usage adding the program usage of
12574 the referenced type.
12575 (dwarf2out_imported_module_or_decl): Suppress struct debug
12576 information using should_emit_struct_debug when appropriate.
12578 2007-04-16 Ian Lance Taylor <iant@google.com>
12580 PR tree-optimization/31522
12581 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12582 (vrp_initialize): Allocate vr_phi_edge_counts.
12583 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12584 executable edge. Drop test for all constants.
12585 (vrp_finalize): Free vrp_phi_edge_counts.
12587 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12588 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12590 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12591 predecessors at head rather than tail.
12593 2007-04-16 Matthias Klose <doko@debian.org>
12595 * config/alpha/linux.h (CPP_SPEC): Define.
12596 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12598 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12600 * function.h: Remove sequence_stack extern declaration.
12602 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12604 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12606 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12609 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12611 * config/avr/avr.c (avr_arch_types): Rearranging array.
12612 (enum avr_arch): Add.
12613 (avr_mcu_types): Use avr_arch enumeration constants instead of
12615 * config/avr/avr.h (LINK_SPEC): Simplify.
12617 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12619 * config/m68k/m68k.c (m68k_libcall_value,
12620 m68k_function_value): Use macros for register names more.
12622 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12624 (M68K_REGNAME): Use A6_REG.
12625 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12627 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12629 PR middle-end/28071
12630 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12631 'pending_read_list_length' and 'pending_write_list_length'. Update
12633 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12634 to handle two length counters instead of one. Update all uses.
12635 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12636 two length counters instead of one.
12637 * sched-rgn.c (propagate_deps): Update to handle two length counters
12640 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12643 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12644 copy of source, pass it to ix86_expand_vector_set and return
12647 2007-04-16 David Ung <davidu@mips.com>
12648 Joseph Myers <joseph@codesourcery.com>
12650 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12651 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12652 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12653 Add 74K processor information.
12654 * config/mips/mips.md: Include 74k.md.
12655 (cpu): Add 74kc,74kf,74kx.
12656 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12657 * config/mips/74k.md: New.
12658 * doc/invoke.texi (MIPS Options): Document 74K support.
12660 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12662 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12663 vectorizable_* functions.
12664 * tree-vect-transform.c (vectorizable_call): Add check for
12665 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12666 (vectorizable_store): likewise.
12667 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12669 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12670 (vectorizable_type_promotion, vectorizable_load): Likewise.
12671 (vectorizable_live_operation, vectorizable_condition): Likewise.
12672 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12674 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12676 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12678 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12679 register numbers more.
12680 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12681 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12682 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12683 FUNCTION_VALUE_REGNO_P): Likewise.
12684 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12685 STATIC_CHAIN_REGNUM): Likewise.
12686 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12687 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12688 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12689 * config/m68k/m68k.md (FP_REG): New.
12691 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12693 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12696 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12698 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12699 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12702 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12704 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12707 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12710 * c-decl.c (finish_decl): Grab the type of the decl after the call
12711 to store_init_value.
12713 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12715 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12717 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12720 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12721 dominators, post dominators and cleanup cfg before returning.
12723 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12725 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12726 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12728 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12730 * config.gcc: Recognize fido.
12731 * config/m68k/m68k-devices.def (fidoa): New.
12732 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12734 (FL_FIDOA, TARGET_FIDOA): New.
12735 * config/m68k/m68k.opt (mfidoa): New.
12737 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12739 PR middle-end/31322
12740 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12741 when a personality function is used.
12743 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12745 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12747 2007-04-13 Mike Stump <mrs@apple.com>
12749 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12751 * config/darwin.opt (fapple-kext): Make C++ only.
12752 * config/darwin.c (darwin_override_options): Remove code to ensure
12753 -fapple-kext is given for C++ only.
12755 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12757 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12758 * config/mips/mips.c (override_options): Call
12759 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12761 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/i386.opt (msvr3-shlib): Removed.
12765 * doc/invoke.texi: Remove -msvr3-shlib.
12767 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12769 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12770 with "popcnt" instruction.
12772 2007-04-13 Richard Guenther <rguenther@suse.de>
12774 PR tree-optimization/21258
12775 * tree-vrp.c (compare_case_labels): New helper.
12776 (find_switch_asserts): New function.
12777 (find_assert_locations): Call it for SWITCH_EXPRs.
12779 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12781 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12782 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12783 check is now implied in X87_FLOAT_MODE_P.
12784 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12785 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12786 (fix_trunc<mode>_i386_fisttp): Ditto.
12787 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12788 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12789 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12790 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12791 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12792 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12793 (unnamed_splitters): Ditto.
12794 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12795 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12796 FIRST_SSE_REG for local functions when SSE math is enabled or
12797 for functions with sseregparm attribute.
12798 (standard_80387_constant_p): Return -1 if mode is not
12800 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12801 (ix86_expand_compare): Ditto.
12802 (ix86_expand_carry_flag_compare): Ditto.
12803 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12804 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12805 DECIMAL_FLOAT_MODE_P.
12806 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12807 of SCALAR_FLOAT_MODE_P.
12808 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12809 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12810 checks before FLOAT_MODE_P.
12811 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12812 before FLOAT_MODE_P.
12817 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12819 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12820 Charles Wilson <libtool@cwilson.fastmail.fm>
12822 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12823 (libgcc.mvars): Don't depend on them.
12824 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12825 * exec-tool.in: New.
12827 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12829 * doc/invoke.text (--help): Document --help=common.
12831 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12833 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12835 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12837 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12838 * genemit.c (main): Emit #include "integrate.h".
12839 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12840 (LOADGP_RTP): New mips_loadgp_style.
12841 * config/mips/mips.h: Include config/vxworks-dummy.h.
12842 (TARGET_RTP_PIC): New macro.
12843 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12844 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12845 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12846 for TARGET_RTP_PIC.
12847 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12848 -mvxworks-pic when using -mrtp and a PIC option.
12849 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12851 (mips_symbolic_constant_p, mips_symbolic_address_p)
12852 (mips_symbol_insns): Handle SYMBOL_HALF.
12853 (override_options): Warn about -G and -mrtp being used together.
12854 Initialize mips_lo_relocs[SYMBOL_HALF].
12855 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12856 (mips_emit_loadgp): Handle LOADGP_RTP.
12857 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12858 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12859 (tablejump): Handle function-relative case table entries if
12861 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12863 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12865 * config/mips/mips.md (load_call<mode>): Allow any general register.
12867 (sibcall_value_internal, sibcall_value_multiple_internal)
12868 (call_value_internal, call_value_split, call_value_multiple_internal)
12869 (call_value_multiple_split): Remove constraints from operand 0.
12871 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12873 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12874 rather than loadgp_noshared.
12875 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12876 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12878 * config/mips/mips.md (loadgp): Rename to...
12879 (loadgp_newabi): ...this.
12880 (loadgp_noshared): Rename to...
12881 (loadgp_absolute): ...this.
12883 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12885 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12886 false for locally-binding symbols.
12887 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12889 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12891 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12892 (SYMBOL_GOT_PAGE_OFST): ...this.
12893 (SYMBOL_GOT_GLOBAL): Rename to...
12894 (SYMBOL_GOT_DISP): ...this.
12895 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12896 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12897 * config/mips/mips.c (mips_global_symbol_p): New function.
12898 (mips_symbol_binds_local_p): Likewise.
12899 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12900 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12901 mips_global_symbol_p and mips_symbol_binds_local_p.
12902 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12903 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12904 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12905 SYMBOL_GOTOFF_DISP.
12906 (mips_ok_for_lazy_binding_p): New function.
12907 (mips_load_call_address, mips_expand_call): Use it.
12908 (mips_dangerous_for_la25_p): Likewise.
12909 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12910 (*got_disp<mode>): Use got_disp_operand instead of
12911 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12912 SYMBOL_GOTOFF_GLOBAL.
12913 (*got_page<mode>): Use got_page_ofst_operand instead of
12915 * config/mips/predicates.md (const_call_insn_operand): Use
12916 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12917 (global_got_operand): Rename to...
12918 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12920 (local_got_operand): Rename to...
12921 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12922 of SYMBOL_GOT_LOCAL.
12924 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12926 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12927 TARGET_CALL_CLOBBERED_GP.
12928 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12929 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12930 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12931 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12932 of TARGET_ABICALLS && !TARGET_NEWABI.
12933 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12934 * config/mips/mips.c (mips_load_call_address): Check
12935 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12936 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12937 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12938 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12939 TARGET_ABICALLS && TARGET_NEWABI.
12940 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12942 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12943 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12944 TARGET_ABICALLS && TARGET_NEWABI.
12945 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12946 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12947 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12948 whether indirect calls must use $25.
12949 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12951 * config/mips/mips.md (jal_macro): Check flag_pic and
12952 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12953 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12954 instead of TARGET_ABICALLS.
12955 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12956 TARGET_ABICALLS && TARGET_OLDABI.
12957 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12958 (sibcall): In the comment above the define_insn, mention
12959 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12960 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12961 instead of TARGET_ABICALLS.
12963 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12965 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12966 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12967 (MACFLAGS_MATCH_P): New macro.
12968 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12969 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12970 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12971 the other MACFLAG constants.
12972 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12973 (flag_machi): Tighten constraints. Renumber some of the operands.
12974 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12976 (flag_machi_parts_acconly): New pattern.
12977 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12979 (flag_macinit1hi): Tighten constraints.
12980 (flag_mul_macv2hi_parts_acconly): New pattern.
12982 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12983 Use a more efficient implementation.
12984 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12985 inline sequences when not optimizing for size.
12987 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12988 movhi_high2low): Delete, merge functionality into...
12989 (packv2hi): ... this pattern.
12991 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12992 * config/bfin/bfin.opt (msim): New option.
12993 (mcpu=): New option.
12994 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
12995 (bfin_cpu_t): Typedef of enum bfin_cpu.
12996 (bfin_cpu_type): New declaration.
12997 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
12998 -msim and -mcpu= options.
12999 (LIB_SPEC): Likewise.
13000 * config/bfin/bfin.c (bfin_cpu_type): Define.
13001 (bfin_handle_option): Handle -mcpu= option.
13002 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13003 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13004 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13006 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13008 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13009 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13010 (powerpc-wrs-vxworksae): Use ${tm_file}.
13011 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13012 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13013 * config/i386/vx-common.h: New file.
13015 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13017 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13020 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13022 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13025 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13029 * c-common.c (c_build_qualified_type): Set canonical type
13032 2007-04-12 Richard Guenther <rguenther@suse.de>
13034 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13035 lower bound and element size if lower bound is not zero
13036 or either of the ARRAY_REF operands is set.
13038 2007-04-12 Richard Guenther <rguenther@suse.de>
13040 PR tree-optimization/24689
13041 PR tree-optimization/31307
13042 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13044 * gimplify.c (canonicalize_addr_expr): To be consistent with
13045 gimplify_compound_lval only set operands two and three of
13046 ARRAY_REFs if they are not gimple_min_invariant. This makes
13047 it never at this place.
13048 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13050 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13052 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13053 null before emitting a .nsubspa directive.
13055 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13057 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13058 need_to_partition_p if there are no memory statements in the
13061 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13063 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13064 (gcd_of_steps_may_divide_p): New function.
13065 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13067 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13069 * reload.c (find_reloads_toplev, find_reloads_address,
13070 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13071 not a pointer equality test, to decide if we need to call
13072 push_reg_equiv_alt_mem.
13074 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13076 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13077 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13079 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13081 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13083 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13084 vector to be positive.
13086 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13090 * doc/invoke.texi: Document --params max-aliased-vops and
13092 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13093 debug_memory_partitions): Move to tree-flow.h
13094 * params.h (AVG_ALIASED_VOPS): Define.
13095 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13097 (mp_info_t): Likewise.
13098 (get_mem_sym_stats_for): New.
13099 (set_memory_partition): Move from tree-flow-inline.h.
13100 (mark_non_addressable): Only clear the set of symbols for the
13101 partition if it exists.
13102 (dump_memory_partitions): Move from tree-ssa-operands.c
13103 (debug_memory_partitions): Likewise.
13104 (need_to_partition_p): New.
13105 (dump_mem_ref_stats): New.
13106 (debug_mem_ref_stats): New.
13107 (dump_mem_sym_stats): New.
13108 (debug_mem_sym_stats): New.
13109 (update_mem_sym_stats_from_stmt): New.
13110 (compare_mp_info_entries): New.
13111 (mp_info_cmp): Call it.
13112 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13114 (get_mpt_for): Move from tree-ssa-operands.c.
13115 (find_partition_for): New.
13116 (create_partition_for): Remove.
13117 (estimate_vop_reduction): New.
13118 (update_reference_counts): New.
13119 (build_mp_info): New.
13120 (compute_memory_partitions): Refactor.
13121 Document new heuristic.
13122 Call build_mp_info, update_reference_counts,
13123 find_partition_for and estimate_vop_reduction.
13124 (compute_may_aliases): Populate virtual operands before
13125 calling debugging dumps.
13126 (delete_mem_sym_stats): New.
13127 (delete_mem_ref_stats): New.
13128 (init_mem_ref_stats): New.
13129 (init_alias_info): Call it.
13130 (maybe_create_global_var): Remove alias_info argument.
13131 Get number of call sites and number of pure/const call sites
13132 from gimple_mem_ref_stats().
13133 (dump_alias_info): Call dump_memory_partitions first.
13134 (dump_points_to_info_for): Show how many times a pointer has
13136 * opts.c (decode_options): For -O2 set --param
13137 max-aliased-vops to 500.
13138 For -O3 set --param max-aliased-vops to 1000 and --param
13139 avg-aliased-vops to 3.
13140 * fortran/options.c (gfc_init_options): Remove assignment to
13142 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13143 * tree-dfa.c (dump_variable): Dump memory reference
13145 Dump NO_ALIAS* settings.
13146 (referenced_var_lookup): Tidy.
13147 (mem_sym_stats): New.
13148 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13149 and ORIG are different SSA names for a memory partition.
13150 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13151 * tree-flow.h (struct mem_sym_stats_d): Define.
13152 (mem_sym_stats_t): Define.
13153 (struct mem_ref_stats_d): Define.
13154 (struct gimple_df): Add field mem_ref_stats.
13155 (enum noalias_state): Define.
13156 (struct var_ann_d): Add bitfield noalias_state.
13157 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13158 debug_mem_ref_stats, debug_memory_partitions,
13159 debug_mem_sym_stats): Declare.
13160 * tree-ssa-structalias.c (update_alias_info): Update call
13161 sites, pure/const call sites and asm sites in structure
13162 returned by gimple_mem_ref_stats.
13163 Remove local variable IS_POTENTIAL_DEREF.
13164 Increase NUM_DEREFS if the memory expression is a potential
13166 Call update_mem_sym_stats_from_stmt.
13167 If the memory references memory, call
13168 update_mem_sym_stats_from_stmt for all the direct memory
13169 symbol references found.
13170 (intra_create_variable_infos): Set noalias_state field for
13171 pointer arguments according to the value of
13172 flag_argument_noalias.
13173 * tree-ssa-structalias.h (struct alias_info): Remove fields
13174 num_calls_found and num_pure_const_calls_found.
13175 (update_mem_sym_stats_from_stmt): Declare.
13176 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13177 Set default value to 100.
13178 (PARAM_AVG_ALIASED_VOPS): Define.
13180 2007-04-11 Richard Guenther <rguenther@suse.de>
13182 PR middle-end/31530
13183 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13184 a * -b + c as c - a * b if we honor sign dependent rounding.
13186 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13188 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13189 bfin_expand_strmov.
13190 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13191 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13193 (initialize_trampoline): Don't use old-style function definition.
13194 (bfin_secondary_reload): Mark IN_P argument as unused.
13196 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13198 PR tree-optimization/31343
13199 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13200 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13201 * testsuite/gcc.dg/vect/pr31343.c: New.
13203 2007-04-10 Eric Christopher <echristo@apple.com>
13205 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13206 * config/i386/i386.md (*cmpfp0): Use.
13207 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13208 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13209 (fix_trunc<mode>_i386_fisttp): Ditto.
13210 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13211 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13212 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13213 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13214 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13215 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13216 (unnamed_splitters): Ditto.
13217 * config/i386/i386.c (output_fix_trunc): Assert that
13218 we're not being passed a TFmode operand.
13220 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13222 PR tree-optimization/31526
13223 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13224 n_basic_blocks to find newly added blocks.
13226 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13228 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13230 (fix_trunc<mode>si_sse): Ditto.
13231 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13232 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13233 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13234 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13235 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13236 expander using SSEMODEF mode macro.
13237 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13238 expander using SSEMODEF mode macro.
13239 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13240 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13241 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13242 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13243 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13244 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13245 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13246 Macroize insn using X87MODEF mode macro.
13248 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13250 * config/i386/sse.md (sse2_pinsrw): Removed.
13251 (sse2_pextrw): Renamed to ...
13252 (*sse2_pextrw): This.
13254 2007-04-09 Jan Hubicka <jh@suse.cz>
13257 * config/i386/sse.md
13258 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13259 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13260 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13261 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13263 2007-04-09 Jan Hubicka <jh@suse.cz>
13265 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13266 multiple fields of union.
13268 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13270 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13271 (create_preheaders): Check that loops are available.
13272 (fix_loop_structure): Clean up, improve comments.
13273 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13274 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13276 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13277 * predict.c (tree_estimate_probability): Do not call
13278 calculate_dominance_info. Call create_preheaders.
13279 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13280 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13282 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13283 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13284 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13285 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13288 2007-04-08 Jan Hubicka <jh@suse.cz>
13290 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13291 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13292 * fold-const.c (fold_unary): Use it.
13294 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13296 * varasm.c (assemble_variable): Remove call to
13297 lang_hooks.decls.prepare_assemble_variable.
13298 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13299 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13300 * langhooks.h (lang_hooks_for_decls): Remove
13301 prepare_assemble_variable.
13303 2007-04-08 Mike Stump <mrs@apple.com>
13305 * config/i386/i386.c: Use inc/dec on Core2.
13307 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13309 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13310 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13311 lhd_tree_inlining_end_inlining): Remove.
13312 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13313 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13314 end_inlining hooks.
13315 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13316 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13317 lhd_tree_inlining_end_inlining): Remove prototypes.
13318 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13319 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13320 LANG_HOOKS_TREE_INLINING_START_INLINING,
13321 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13323 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13326 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13329 * config/avr/predicates.md (io_address_operand): Delete predicate.
13330 (low_io_address_operand): Don't use 'mode' argument.
13331 (higth_io_address_operand): Rename ...
13332 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13333 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13336 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13338 Revert change removing staticp.
13340 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13343 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13346 2007-04-07 Bruce Korb <bkorb@gnu.org>
13348 * c.opt: Add -Wformat-contains-nul.
13349 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13351 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13352 the NUL byte warning.
13354 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13356 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13358 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13360 * tree.c (staticp): No longer use staticp langhook.
13361 * langhooks.c (lhd_staticp): Removed.
13362 * langhooks.h (struct lang_hooks): Remove staticp.
13363 * c-common.c (c_staticp): Remove.
13364 * c-common.h (c_staticp): Ditto.
13365 * langhooks-defs.h (lhd_staticp): Ditto.
13366 (LHD_HOOKS_STATICP): Ditto
13367 * tree.h (gcc_assert_lowered): New macro.
13369 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13371 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13372 argument "reliable".
13373 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13374 Add argument "reliable". Propagate it through calls.
13375 (infer_loop_bounds_from_undefined): Derive number of iterations
13376 estimates from references in blocks that do not dominate loop latch.
13377 (gcov_type_to_double_int): New function.
13378 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13379 and expected_loop_iterations_unbounded.
13380 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13381 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13382 * tree-data-ref.c (estimated_loop_iterations): Export.
13383 (get_references_in_stmt): Fix -- do not return addresses of local
13385 * cfgloop.h (expected_loop_iterations_unbounded,
13386 estimated_loop_iterations): Declare.
13388 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13390 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13392 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13394 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13395 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13396 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13397 Use output_387_reg_move().
13398 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13399 expander using X87MODEF12 mode macro.
13400 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13401 choosing register preferences. Use output_387_reg_move().
13402 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13403 instead of "x". Use output_387_reg_move().
13404 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13405 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13406 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13407 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13408 Use output_387_reg_move().
13409 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13411 (*truncxf?f_i387 splitter): Ditto.
13413 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13415 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13416 LANG_HOOKS_SAFE_FROM_P.
13417 * expr.c (safe_from_p): Remove langhook call.
13418 * langhooks.h (lang_hooks): Remove safe_from_p.
13419 (lhd_safe_from_p): Remove prototype.
13420 * langhooks.c (lhd_safe_from_p): Remove.
13422 2007-04-06 Jan Hubicka <jh@suse.cz>
13424 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13427 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13429 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13430 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13431 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13432 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13434 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13435 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13437 2007-04-05 Richard Henderson <rth@redhat.com>
13439 * config/alpha/alpha.c (print_operand) [+]: Remove.
13440 (alpha_end_function): Print nop if call at end of function.
13441 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13442 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13443 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13444 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13445 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13446 the call pattern. Update peepholes to match.
13448 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13450 * doc/extend.texi (Other Builtins): Add decimal float variants
13452 * builtins.def: Ditto.
13453 * builtins.c (expand_builtin): Ditto.
13455 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13456 H.J. Lu <hongjiu.lu@intel.com>
13459 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13460 of V8HImode when calling ix86_binary_operator_ok.
13461 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13462 (sdot_prodv8hi): Operands 1 and 2 must be register.
13464 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13466 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13467 initialize align to silence bogus warning.
13469 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13471 PR middle-end/22156
13472 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13474 (struct sra_walk_fns): Remove use_all parameter from use.
13475 (sra_hash_tree): Handle BIT_FIELD_REFs.
13476 (sra_elt_hash): Don't hash bitfld blocks.
13477 (sra_elt_eq): Skip them in parent compares as well. Handle
13479 (sra_walk_expr): Don't maintain or pass down use_all_p.
13480 (scan_use): Remove use_all parameter.
13481 (scalarize_use): Likewise. Re-expand assignment to
13482 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13483 output, and re-scalarize after output. Don't mark anything
13485 (scalarize_ldst): Adjust.
13486 (scalarize_walk_gimple_modify_statement): Likewise.
13487 (build_element_name_1): Handle BIT_FIELD_REFs.
13488 (instantiate_element): Don't warn for any element whose parent
13489 is used as a whole.
13490 (instantiate_missing_elements_1): Return the sra_elt.
13491 (canon_type_for_field): New.
13492 (try_instantiate_multiple_fields): New.
13493 (instantiate_missing_elemnts): Use them.
13494 (mark_no_warning): Removed.
13495 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13496 (REPLDUP, sra_build_elt_assignment): New.
13497 (generate_copy_inout): Use them.
13498 (generate_element_copy): Likewise. Handle bitfld differences.
13499 (generate_element_zero): Don't recurse for blocks. Use
13500 sra_build_elt_assignment.
13501 (generate_one_element_int): Take elt instead of var. Use
13502 sra_build_elt_assignment.
13503 (generate_element_init_1): Adjust.
13504 (scalarize_use, scalarize_copy): Use REPLDUP.
13505 (scalarize_ldst): Move assert before dereference.
13506 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13508 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13510 * regmove.c: Fix unused variable warnings due to previous commit.
13512 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13514 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13515 (regmove_bb_head): Remove.
13516 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13517 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13518 problems with fixup_match_1.
13519 Don't initialize/free regmove_bb_head.
13521 (reg_is_remote_constant_p): If an insn is in the same basic block
13522 but not before INSN, consider it remote, too.
13524 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13527 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13528 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13530 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13532 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13533 (CONDITIONAL_REGISTER_USAGE): Likewise.
13535 2007-04-04 Richard Henderson <rth@redhat.com>
13537 * config/alpha/lib1funcs.asm: Remove unused file.
13539 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13542 * opts.c (print_specific_help): Fix --help=<language>
13544 (common_handle_option): Support --help=common.
13546 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13549 * gcc.c (main): Do not run the linker if
13550 print_subprocess_help indicates that it shouldn't be
13553 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13556 * doc/invoke.texi (--help=): Document <languages> value, fix
13557 formatting in tables of values.
13559 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13561 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13562 dllimport attribute of virtual methods.
13564 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13566 * config/score/crti.asm: Change _bss_start to __bss_start.
13567 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13568 (OUTGOING_REG_PARM_STACK_SPACE) update.
13569 * config/score/score.opt: add options to make backend support
13570 score5, score5u, score7 and score7d.
13571 * config/score/score.md: Likewise.
13572 * config/score/misc.md: Likewise.
13573 * config/score/mac.md: Likewise.
13574 * doc/invoke.texi: Likewise.
13575 * doc/md.texi: update constraints define.
13577 2007-04-03 Richard Henderson <rth@redhat.com>
13579 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13580 an appropriate type, use the mode instead.
13582 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13584 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13585 Set the default --with-arch setting to mips2.
13586 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13587 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13588 (MULTILIB_OSDIRNAMES): Delete.
13589 (MULTILIB_DIRNAMES): Define.
13590 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13591 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13592 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13593 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13594 VXWORKS_OS_CPP_BUILTINS.
13595 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13596 (MIPS_DEBUGGING_INFO): Undefine.
13597 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13599 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13601 PR middle-end/30704
13602 * fold-const.c (native_encode_real): Encode real.c provided longs
13603 as a series of 32-bit native integers.
13604 (native_interpret_real): Interpret buffer as a series of 32-bit
13607 2007-04-03 Richard Guenther <rguenther@suse.de>
13609 * genpreds.c (write_insn_constraint_len): Write function
13610 optimized for CONSTRAINT_LEN implementation.
13611 (write_tm_preds_h): Output insn_constraint_len inline and
13612 use it for CONSTRAINT_LEN.
13613 (write_insn_preds_c): Don't output insn_constraint_len.
13614 * doc/md.texi (define_register_constraint): Document multi-letter
13615 constraints shall have the same length if they start with the same
13618 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13621 * config/i386/i386.md (isinf<mode>2): Expand only when
13622 TARGET_C99_FUNCTIONS is set.
13624 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13626 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13627 (x86_64-*-linux*): Ditto.
13628 * config/i386/i386.opt (mpc): New option.
13629 * config/i386/i386.c (overrride_options): Handle
13630 ix87_precision_string.
13631 * config/i386/crtprec.c: New file.
13632 * config/i386/t-crtpc: Ditto.
13633 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13634 and -mpc80 options.
13635 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13636 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13637 crtprec32.o, crtprec64.o and crtprec80.o.
13639 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13640 and -mpc80 options.
13641 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13643 2007-04-02 Eric Christopher <echristo@apple.com>
13645 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13646 limitations on darwin.
13648 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13651 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13653 2007-04-02 Dave Korn <dave.korn@artimi.com>
13655 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13657 2007-04-02 Dave Korn <dave.korn@artimi.com>
13659 * libgcc2.h (exception_descriptor): Don't forward-declare.
13660 (__get_eh_table_language, __get_eh_table_version): Delete
13661 prototypes of long-dead functions.
13663 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13665 * ebitmap.h: New file
13666 * ebitmap.c: New file
13667 * Makefile.in (ebitmap.o): New target.
13669 2007-04-01 Jan Hubicka <jh@suse.cz>
13671 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13672 before very first instruction.
13674 2007-04-01 Jan Hubicka <jh@suse.cz>
13676 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13677 waring on 64bit hosts.
13678 * bitmap.h: Fix typo in bitmap_head_def.
13680 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13682 PR rtl-optimization/31391
13683 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13684 into a DELETED_LABEL note, and the label is in an empty basic
13685 block, update BB_END as well as BB_HEAD.
13687 2007-04-01 Richard Henderson <rth@redhat.com>
13689 PR tree-optimization/31169
13690 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13691 to varying if the range is outside [0, prec-1].
13693 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13696 * config/mips/mips.md (load_const_gp): New insn.
13697 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13698 the MIPS16 GP pseudo register if no_new_pseudos.
13699 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13701 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13704 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13706 (call_value): Likewise.
13708 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13709 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13712 * doc/invoke.texi: (optimization options): Reword description
13713 of -ffast-math. Document its primary purpose.
13715 2007-03-31 Richard Guenther <rguenther@suse.de>
13717 * omp-low.c (splay-tree.h): Include.
13718 (lookup_decl): Replace splay-tree usage by pointer-map.
13719 (maybe_lookup_decl): Likewise.
13720 (new_omp_context): Likewise.
13721 (delete_omp_context): Likewise.
13722 * gimplify.c (splay-tree.h): Include.
13723 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13725 (remap_ssa_name): Likewise.
13726 (remap_decl): Likewise.
13727 (remap_type_1): Likewise.
13728 (remap_type): Likewise.
13729 (copy_body_r): Likewise.
13730 (expand_call_inline): Likewise.
13731 (clone_body): Likewise.
13732 (copy_tree_r): Likewise.
13733 (remap_save_expr): Likewise.
13734 (unsave_r): Likewise.
13735 (unsave_expr_now): Likewise.
13736 (tree_function_versioning): Likewise.
13737 (build_duplicate_type): Likewise.
13738 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13739 (struct copy_body_data): Replace splay-tree by pointer-map.
13740 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13741 not $(SPLAY_TREE_H).
13742 (gimplify.o): Depend on $(SPLAY_TREE_H).
13743 (omp-low.p): Likewise.
13745 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13747 * config/avr/predicates.md (even_register_operand,
13748 odd_register_operand): New predicates.
13749 * config/avr/avr.md (movw peephole2): New.
13750 (movw_r peephole2): New.
13752 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13754 * tree.h (get_signed_or_unsigned_type): New.
13755 * fold-const.c (operand_equal_for_comparison_p): Use
13756 get_signed_or_unsigned_type instead of
13757 lang_hooks.types.signed_or_unsigned_type.
13758 * expr.c (store_expr): Ditto.
13759 * langhooks.c (get_signed_or_unsigned_type): New.
13760 (lhd_signed_or_unsigned_type): New.
13761 * langhooks.h (lhd_signed_or_unsigned_type): New.
13762 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13764 2007-03-30 Richard Henderson <rth@redhat.com>
13766 * tree-ssa-loop-ivopts.c: Include target.h.
13767 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13768 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13769 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13770 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13772 2007-03-30 Richard Henderson <rth@redhat.com>
13773 Kai Tietz <kai.tietz@onevision.com>
13775 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13776 default for 64-bit.
13777 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13778 (TARGET_64BIT_MS_ABI): New.
13779 (DBX_REGISTER_NUMBER): Handle 64-bit.
13780 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13781 (LONG_TYPE_SIZE): Force to 32.
13782 (REG_PARM_STACK_SPACE): New.
13783 (OUTGOING_REG_PARM_STACK_SPACE): New.
13784 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13785 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13786 (STACK_BOUNDARY): Use 128 for 64-bit.
13787 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13788 Add 64-bit implementation.
13789 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13791 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13792 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13793 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13794 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13795 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13796 TARGET_64BIT_MS_ABI.
13797 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13798 (ix86_pass_by_reference): Likewise.
13799 (ix86_function_value_regno_p): Likewise.
13800 (ix86_build_builtin_va_list): Likewise.
13801 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13802 (function_arg_advance_ms_64): New.
13803 (function_arg_advance): Call it.
13804 (function_arg_ms_64): New.
13805 (function_arg): Call it.
13806 (function_value_ms_64): New.
13807 (ix86_function_value_1): Call it.
13808 (return_in_memory_ms_64): New.
13809 (ix86_return_in_memory): Call it.
13810 (setup_incoming_varargs_ms_64): New.
13811 (ix86_setup_incoming_varargs): Call it.
13812 (ix86_expand_prologue): Handle 64-bit stack probing.
13813 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13814 (output_pic_addr_const): Likewise.
13815 (x86_this_parameter): Likewise.
13816 (x86_output_mi_thunk): Likewise.
13817 (x86_function_profiler): Likewise.
13818 (TARGET_STRICT_ARGUMENT_NAMING): New.
13819 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13820 (TARGET_64BIT_MS_ABI): New.
13821 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13822 * config/i386/i386.md (allocate_stack_worker): Remove.
13823 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13824 describe the clobber of eax without a match_scratch.
13825 (allocate_stack_worker_postreload): Remove.
13826 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13827 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13828 (allocate_stack_worker_rex64_postreload): Remove.
13829 (allocate_stack): Handle 64-bit.
13830 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13831 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13832 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13833 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13834 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13835 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13836 * config.build (x86_64-*-mingw*): New host.
13837 * config.host (x86_64-*-mingw*): New host.
13838 * config.gcc (x86_64-*-mingw*): New target.
13839 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13841 2007-03-30 Richard Henderson <rth@redhat.com>
13842 Kai Tietz <kai.tietz@onevision.com>
13844 * c-pragma.c (struct def_pragma_macro_value): New.
13845 (struct def_pragma_macro): New.
13846 (pushed_macro_table): New.
13847 (dpm_hash, dpm_eq): New.
13848 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13849 (init_pragma): Install them.
13850 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13852 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13854 * config/avr/avr.c (avr_override_options): Clear
13855 'flag_delete_null_pointer_checks'.
13857 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13860 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13861 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13862 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13863 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13864 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13865 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13866 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13868 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13870 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13872 * regmove.c: Move all of pass_stack_adjustments from here...
13873 * combine-stack-adj.c: ...to this new file.
13874 * Makefile.in: Add rules for combine-stack-adj.o.
13876 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13878 PR tree-optimization/31383
13879 * tree-data-ref.c (affine_function_equal_p): Do not require the
13880 vectors to have the same length.
13882 2007-03-30 Jan Hubicka <jh@suse.cz>
13884 PR middle-end/30700
13885 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13886 availablility; add more sanity checking; ask varpool only about
13889 2007-03-29 Richard Henderson <rth@redhat.com>
13891 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13892 to decide, but __SIZEOF_LONG_LONG__.
13894 2007-03-29 Richard Henderson <rth@redhat.com>
13896 * emutls.c (struct __emutls_array): New.
13897 (emutls_destroy): Use it instead of casting element 0 from void*.
13898 (__emutls_get_address): Likewise.
13900 2007-03-29 Richard Henderson <rth@redhat.com>
13902 * varasm.c (initializer_constant_valid_p): Don't deny
13903 DECL_DLLIMPORT_P on functions.
13905 * config/i386/cygming.h: Remove function declarations.
13906 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13907 (ASM_OUTPUT_LABELREF): Remove.
13908 (COMMON_ASM_OP): Remove.
13909 (ASM_OUTPUT_COMMON): Remove.
13910 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13911 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13912 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13913 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13914 Rename from TARGET_ENCODE_SECTION_INFO.
13915 * config/i386/netware.h: Likewise.
13916 * config/i386/i386-protos.h: Update.
13917 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13918 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13919 (legitimate_constant_p): Reject dllimports.
13920 (dllimport_map, get_dllimport_decl): New.
13921 (legitimize_dllimport_symbol): New.
13922 (legitimize_address, ix86_expand_move): Use it.
13923 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13924 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13925 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13926 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13927 * config/i386/predicates.md (constant_call_address_operand): Only
13928 accept symbols; reject dllimport_p symbols.
13929 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13930 i386_pe_maybe_record_exported_symbol.
13931 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13932 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13933 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13934 trust the setting of DECL_DLLIMPORT_P.
13935 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13936 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13937 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13938 tidy the argument scanning loop.
13939 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13940 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13941 (i386_pe_strip_name_encoding): Remove.
13942 (i386_pe_binds_local_p): New.
13943 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13944 (i386_pe_output_labelref): Remove.
13945 (i386_pe_asm_output_aligned_decl_common): New.
13946 (i386_pe_maybe_record_exported_symbol): Rename from
13947 i386_pe_record_exported_symbol; check for dllexported symbols.
13949 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13951 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13952 add comment explaining why vsnprintf cannot be used.
13954 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13956 PR tree-optimization/30666
13957 * tree.c (build_complex_type): When creating type names for DWARF2
13958 debug info, create TYPE_DECLs for TYPE_NAME instead of
13960 (build_common_tree_nodes_2): Use build_complex_type when building
13961 predefined complex types, to preserve canonical types.
13963 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13965 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13966 (noce_get_alt_condition): Look at it to determine whether to
13967 reverse the condition or not.
13968 (noce_get_condition): Substitute the truth for lies.
13969 (noce_find_if_block): Set the then_else_reversed field.
13971 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13973 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13974 destination of this insn.
13975 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13976 than calling gen_rtx_SET directly. Use r0 to hold the value of
13977 'address + 4' rather than a stack based temporary which can be
13978 mis-optimized away.
13980 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13982 * config/s390/s390.c (s390_secondary_input_reload_class,
13983 s390_secondary_output_reload_class): Functions removed.
13984 (s390_secondary_reload): New function.
13985 (TARGET_SECONDARY_RELOAD): Target macro defined.
13986 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13987 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13988 * config/s390/s390.md ("reload_outti", "reload_outdi",
13989 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13990 "reload_out<mode>"): Expanders removed.
13991 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13992 "reload<mode>_nonoffmem_out"): Expanders added.
13994 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13996 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
13997 action if SRC->DEST replacement failed anyway.
13999 2007-03-28 Mike Stump <mrs@apple.com>
14001 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14002 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14003 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14005 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14007 * config.gcc: Accept barcelona as a variant of amdfam10.
14008 * config/i386/i386.c (override_options): Likewise.
14009 * doc/invoke.texi: Likewise.
14011 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14013 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14014 offsets for BIT_FIELD_REF and COMPONENT_REF.
14016 2007-03-28 Richard Guenther <rguenther@suse.de>
14018 * tree.c (is_global_var): Move ...
14019 * tree-flow-inline.h (is_global_var): ... here.
14020 * tree.h (is_global_var): Remove declaration.
14022 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14024 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14026 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14027 * config/i386/i386.c (ix86_tune_features): Initialize new
14029 * config/i386/predicates.md (promotable_binary_operator): Use
14030 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14032 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14035 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14037 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14039 * config/fr30/fr30.md (movsi_internal): Change destination
14040 constraint from m to V and add m to the end.
14042 2007-03-28 Christian Bruel <christian.bruel@st.com>
14044 * config/sh/sh.md (movsi_i): Fix type attribute.
14046 2007-03-28 Christian Bruel <christian.bruel@st.com>
14048 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14049 (movsf_ie): Likewise.
14051 2007-03-28 Christian Bruel <christian.bruel@st.com>
14053 * config.gcc: Add sh4-300 to multilib.
14054 * config/sh/t-mlib-sh4-300: New file.
14056 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14058 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14059 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14060 fix_trunc<mode>di2.
14061 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14062 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14063 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14064 "fixuns_trunctddi2"): Whitespace fix.
14066 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14068 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14069 the definition of struct sh_args.
14070 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14071 CALL_COOKIE_INT_REG_GET): Likewise.
14073 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14075 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14076 transformations are applied successfully.
14078 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14080 * tree.c (tree_contains_struct): Permit 512 tree codes.
14081 * tree.h (tree_contains_struct): Ditto.
14082 (MAX_TREE_CODES): Ditto.
14083 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14084 SPARE member to store remaining padding bits.
14086 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14088 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14091 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14093 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14094 * configure: Regenerate.
14096 * configure: Regenerate using the correct version of autoconf.
14098 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14100 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14102 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14103 regs to "__SP_L__" and "__SP_H__".
14105 2007-03-27 Richard Guenther <rguenther@suse.de>
14107 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14108 computations with it with a HOST_WIDE_INT variable.
14110 2007-03-26 Mike Stump <mrs@apple.com>
14112 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14113 objective-c-header, objective-c++-header and objc++-cpp-output
14115 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14117 2007-03-26 Richard Henderson <rth@redhat.com>
14120 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14121 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14122 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14123 IX86_BUILTIN_PSRLQ128): New.
14124 (ix86_init_mmx_sse_builtins): Add them.
14125 (ix86_expand_builtin): Expand them.
14126 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14127 operand 2 be TImode.
14128 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14129 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14130 _mm_srli_epi64): Mark __B const.
14131 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14132 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14133 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14134 new two-vector shift builtins.
14136 2007-03-26 Ian Lance Taylor <iant@google.com>
14138 PR tree-optimization/31345
14139 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14140 [+INF, +INF(OVF)] into VARYING.
14142 2007-03-26 Zack Weinberg <zackw@panix.com>
14144 * gengtype-parse.c: New file.
14145 * gengtype-yacc.y: Delete.
14146 * gengtype-lex.l: Don't include gengtype-yacc.h.
14147 Define YY_DECL and yyterminate appropriately for recursive
14148 descent parser. yylval is now a string out-parameter to yylex.
14149 (HWS, EOID): New shorthand.
14150 (IWORD): Add a couple more types.
14151 (yylex): Add a setup stanza. Remove the complex rules for
14152 detecting GTY'ed types and typedefs; replace with simple
14153 keyword detectors. Adjust everything for the changed
14154 definition of yylval. Ignore all pp-directives, not just #define.
14156 (parse_file): Rename yybegin; do not call yyparse.
14158 * gengtype.c (xasprintf): Export again.
14159 (this_file): New. Use everywhere __FILE__ was being used.
14160 (get_lang_bitmap): Special case types defined in gengtype.c.
14161 (do_typedef, new_structure): Suppress definition of certain types.
14162 (new_structure): Improve diagnostics of duplicate definitions.
14163 Make sure location_s is associated with input.h.
14164 (nreverse_pairs, define_location_structures): New functions.
14165 (main): Improve tagging of kludge types. Remove old kludges
14166 for input.h types; use define_location_structures.
14167 * gengtype.h: Update prototypes. Define token codes here.
14168 * Makefile.in: Remove all references to gengtype-yacc.
14169 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14171 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14172 add GTY((skip)) to the field that's only conditionally there.
14173 * doc/install.texi: Document that Bison is no longer required
14174 unless building treelang.
14176 * gengtype.c: Don't include gtyp-gen.h.
14177 (srcdir): Declare here.
14178 (base_files, lang_dir_names): Allocate dynamically.
14179 (gt_files, num_gt_files, num_lang_dirs): New globals.
14180 (measure_input_list, read_input_line, read_input_list)
14181 (set_lang_bitmap): New functions.
14182 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14183 simplify, relying on read_input_list to set up the bitmaps.
14184 (main): Arguments are no longer unused. Check for correct number
14185 of command line arguments, set srcdir and srcdir_len, then call
14186 read_input_list, before doing anything else. No need to worry
14187 about duplicates in main loop.
14188 * configure.ac: Simplify the calculation of all_gtfiles.
14189 Put language tags in there. Don't set or substitute
14190 all_gtfiles_files_langs or all_gtfiles_files_frags.
14191 * Makefile.in: Revamp the way gengtype is invoked, now that it
14192 takes a file on its command line with a much simpler format.
14193 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14194 (GTFILES): Remove duplicates and C source files.
14195 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14196 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14197 * configure: Regenerate.
14199 * gengtype.h: Remove all type definitions to gengtype.c; leave
14200 only definitions of options_p, type_p, and pair_p as opaque
14201 pointers. Update prototypes.
14202 * gengtype.c: Many type definitions moved here from gengtype.h.
14203 Consolidate type definitions at the top of the file.
14204 (xvasprintf): Delete.
14205 (xasprintf): Make static.
14206 (create_nested_pointer_option): Add 'next' parameter.
14207 (create_field_all, create_field_at): New functions.
14208 (create_field): Now a thin wrapper around create_field_all.
14209 (create_optional_field): Rename create_optional_field_ and add
14210 line argument. Original name is now a macro which supplies
14212 (oprintf): Use vsnprintf directly.
14213 (close_output_files): Use fatal rather than perror/exit.
14214 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14215 (main): Set progname. Don't use exit.
14216 * gengtype-yacc.y (struct_fields): Use create_field_at.
14217 (option, optionseqopt): Delete.
14218 (optionseq): Consolidate productions from option here so we
14219 can use the first argument to create_option.
14221 * gengtype-lex.l: Distinguish unions from structures in the
14222 token type. Don't call find_structure; return the tag as a string.
14223 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14224 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14225 string. Reorganize typedef_struct production accordingly.
14226 Use create_nested_ptr_option.
14227 * gengtype.c (create_nested_ptr_option): New function.
14228 * gengtype.h: Declare it.
14230 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14231 (string_type): Don't declare.
14232 (do_scalar_typedef): Declare.
14233 (create_scalar_type): Update prototype.
14234 * gengtype.c (string_type): Make static.
14235 (scalar_nonchar, scalar_char): New.
14236 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14237 (resolve_typedef): Use scalar_nonchar for error recovery.
14238 (create_scalar_type): Remove name_len field. Return scalar_char
14239 or scalar_nonchar as appropriate.
14240 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14241 to use string_type.
14242 (throughout): Use scalar_nonchar instead of calling
14243 create_scalar_type, whenever possible.
14244 (main): Initialize scalar_char and scalar_nonchar before calling
14246 * gengtype-lex.l: Adjust for removal of second argument to
14247 create_scalar_type. Use yylval.s instead of yylval.t when
14249 * gengtype-yacc.y: Type of SCALAR is string. Call
14250 create_scalar_type from type:SCALAR rule. Adjust for removal of
14251 second argument to create_scalar_type.
14253 * vec.h: Remove all #if IN_GENGTYPE blocks.
14254 Add comment saying that changes may require adjustments to gengtype.
14255 * gengtype.c: Don't include coretypes.h or tm.h.
14256 Add comment to inclusion of errors.h.
14257 (note_def_vec, note_def_vec_alloc): New functions.
14258 * gengtype.h: Declare new functions.
14259 * gengtype-lex.l: Don't include coretypes.h.
14260 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14262 (update_lineno): Remove unnecessary prototype.
14263 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14264 (VEC rule): Just return VEC_TOKEN.
14265 * gengtype-yacc.y (VEC_TOKEN): New token type.
14266 (type): Add a production for VEC(a,b).
14267 * Makefile.in: Update dependencies.
14269 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14270 typedefs that use the old PARAMS macro.
14272 * gengtype-lex.l: Remove all rules and states relating to yacc
14274 * gengtype-yacc.y: Similarly.
14275 * gengtype.c (note_yacc_type): Delete function.
14276 * gengtype.h: Update prototypes.
14278 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14280 * tree-pretty-print.c (dump_generic_node): Report precision of
14281 unnamed integer types.
14283 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14285 * ifcvt.c (noce_try_store_flag_constants): Don't check
14286 no_new_pseudos here.
14287 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14288 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14289 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14290 noce_try_sign_mask): Likewise.
14291 (if_convert): Check no_new_pseudos here.
14293 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14295 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14296 (noce_get_condition): Handle new then_else_reversed argument.
14297 (noce_init_if_info): Remove, fold into noce_find_if_block.
14298 (noce_process_if_block): Take a struct noce_if_info as the
14299 argument. Don't set up one based on ce_if_info. Update pointer
14300 references accordingly.
14301 (cond_move_process_if_block): Likewise.
14302 (process_if_block): Removed.
14303 (find_if_block): Removed. Move functionality two new functions,
14304 noce_find_if_block and cond_exec_find_if_block.
14305 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14306 blocks and the symmetric IF-ELSE-JOIN case.
14307 (cond_exec_find_if_block): Also new function mostly based on old
14308 find_if_block and process_if_block.
14309 (find_if_header): Replace find_if_block call with separately
14310 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14311 (find_cond_trap): Update noce_get_condition call.
14312 (dead_or_predicable): Likewise.
14314 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14316 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14318 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14319 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14320 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14321 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14322 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14323 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14324 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14325 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14326 __builtin_ia32_psrad128 builtins.
14328 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14330 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14331 * config/i386/constraints.md
14332 (define_constraint "I"): Use IN_RANGE macro.
14333 (define_constraint "J"): Ditto.
14334 (define_constraint "K"): Ditto.
14335 (define_constraint "M"): Ditto.
14336 (define_constraint "N"): Ditto.
14337 (define_constraint "O"): Ditto.
14338 * config/i386/predicates.md
14339 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14340 (define_predicate "const_0_to_3_operand"): Ditto.
14341 (define_predicate "const_0_to_7_operand"): Ditto.
14342 (define_predicate "const_0_to_15_operand"): Ditto.
14343 (define_predicate "const_0_to_63_operand"): Ditto.
14344 (define_predicate "const_0_to_255_operand"): Ditto.
14345 (define_predicate "const_1_to_31_operand"): Ditto.
14346 (define_predicate "const_2_to_3_operand"): Ditto.
14347 (define_predicate "const_4_to_7_operand"): Ditto.
14349 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14351 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14352 in SImode for save_world.
14353 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14356 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14358 PR tree-optimization/30784
14359 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14362 2007-03-25 Revital Eres <eres@il.ibm.com>
14364 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14365 Fold movement_possibility function into it.
14367 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14369 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14370 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14371 (call_indirect_nonlocal_darwin64): Same.
14372 (call_nonlocal_darwin64): Same.
14373 (call_value_indirect_nonlocal_darwin64): Same.
14374 (call_value_nonlocal_darwin64): Same.
14375 (sibcall_nonlocal_darwin64): Same.
14376 (sibcall_value_nonlocal_darwin64): Same.
14377 (sibcall_symbolic_64): Same.
14378 (sibcall_value_symbolic_64): Same.
14379 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14381 (rs6000_emit_load_toc_table): Same.
14382 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14383 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14385 (divss_call): Same.
14386 (divus_call): Same.
14387 (quoss_call): Same.
14388 (quous_call): Same.
14389 (load_toc_v4_pic_si): Same
14390 (load_toc_v4_PIC_1): Same.
14391 (load_toc_v4_PIC_1b): Same.
14392 (call_indirect_aix{32,64}): Same.
14393 (call_value_indirect_aix{32,64}): Same.
14395 (call_value): Same.
14396 (call_local{32,64}): Same.
14397 (call_value_local{32,64}): Same.
14398 (call_indirect_nonlocal_aix{32,64}): Same.
14399 (call_nonlocal_aix{32,64}): Same.
14400 (call_value_indirect_nonlocal_aix{32,64}): Same.
14401 (call_value_nonlocal_aix{32,64}): Same.
14402 (call_indirect_nonlocal_sysv<mode>): Same.
14403 (call_nonlocal_sysv<mode>): Same.
14404 (call_value_indirect_nonlocal_sysv<mode>): Same.
14405 (call_value_nonlocal_sysv<mode>): Same.
14407 (sibcall_local{32,64}): Same.
14408 (sibcall_value_local{32,64}): Same.
14409 (sibcall_nonlocal_aix{32,64}): Same.
14410 (sibcall_value_nonlocal_aix{32,64}): Same.
14411 (sibcall_nonlocal_sysv<mode>): Same.
14412 (sibcall_value): Same.
14413 (sibcall_value_nonlocal_sysv<mode>): Same.
14415 2007-03-24 Paul Brook <paul@codesourcery.com>
14417 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14418 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14420 2007-03-24 Richard Henderson <rth@redhat.com>
14422 * config/ia64/constraints.md: New file.
14423 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14424 satisfies_constraint_?.
14425 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14426 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14427 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14428 ia64_output_mi_thunk): Likewise.
14429 (ia64_const_ok_for_letter_p): Remove.
14430 (ia64_const_double_ok_for_letter_p): Remove.
14431 (ia64_extra_constraint): Remove.
14432 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14433 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14434 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14435 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14436 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14437 EXTRA_MEMORY_CONSTRAINT): Remove.
14438 * config/ia64/ia64.md: Include constriants.md. Replace
14439 CONST_OK_FOR_? with satisfies_constraint_?.
14441 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14442 H.J. Lu <hongjiu.lu@intel.com>
14444 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14446 (name macros): Use DPD_BID_NAME to convert names properly.
14448 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14449 decimal floating point format.
14450 (init_floating_libfuncs): Change decimal functions so that they
14451 have a "bid_" prefix if the decimal system uses the BID format,
14452 and "dpd_" prefix if the decimal system uses the DPD format.
14453 (init_interclass_conv_libfuncs): Ditto.
14454 (init_intraclass_conv_libfuncs): Ditto.
14456 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14457 using the BID format.
14459 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14460 whether we are using the BID decimal format.
14461 * configure: Regenerate.
14463 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14464 the compiler has decimal floating point enabled. Define
14465 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14468 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14469 using the BID format.
14471 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14472 whether we are using the BID decimal format.
14473 * configure: Regenerate.
14475 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14476 the compiler has decimal floating point enabled. Define
14477 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14480 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14481 options, and that it is enabled for i386/x86_64 systems.
14483 * Makefile.in (enable_decimal_float): New.
14485 (DECNUMINC): Add -I$(DECNUMFMT).
14486 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14487 to $(DECNUMFMT) from $(DECNUM).
14489 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14490 Substitute enable_decimal_float.
14491 * configure: Regenerated.
14494 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14497 * configure.ac: Enable decimal float for x86_64-*-linux*.
14498 * configure: Regenerated.
14501 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14502 decimal128ClearSign to flip and clear the sign bit in decimal128.
14503 (decimal_real_maxval): Set decimal128SetSign to set the sign
14506 2007-03-23 Ian Lance Taylor <iant@google.com>
14508 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14510 2007-03-23 Ian Lance Taylor <iant@google.com>
14512 * tree-dump.c (dump_files): Correct comment.
14514 2007-03-23 Ian Lance Taylor <iant@google.com>
14516 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14518 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14520 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14521 in cfglayout mode. Don't go into and out of cfglayout mode.
14522 Link the blocks in the order of the constructed traces.
14523 (rest_of_handle_tracer): Adjust call to tracer.
14524 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14525 Don't go into cfglayout mode.
14526 (rtl_loop_done): Don't go out of cfglayout mode.
14527 * cfglayout.c (relink_block_chain): New function, split out from...
14528 (fixup_reorder_chain): ...here. Remove redundant checking.
14529 (cfg_layout_finalize): Don't clear the header, footer, and aux
14530 fields here, move the code to do so to relink_block_chain. Likewise
14531 for free_original_copy_tables.
14532 * rtl.h (tracer): Update prototype.
14533 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14534 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14535 mode. Use relink_block_chain to serialize the CFG according to the
14536 new basic block order. Move targetm.cannot_modify_jumps_p check from
14538 (gate_handle_reorder_blocks): ...to here.
14539 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14541 (gate_duplicate_computed_gotos): ...to here.
14542 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14543 something always changes when going into and out of cfglayout mode.
14544 Perform an expensive cfg cleanup while going into cfglayout mode.
14545 Always update liveness information on HAVE_conditional_execution
14546 targets. Reserialize the basic blocks and go out of cfglayout mode.
14547 * reg-stack.c: Include cfglayout.h.
14548 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14549 the call to reorder_basic_blocks.
14550 * basic-block.h (reorder_basic_blocks): Update prototype.
14551 (relink_block_chain): New prototype.
14552 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14554 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14556 * config/mips/mips.md (type, hazard, *movdi_32bit,
14557 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14558 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14559 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14560 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14561 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14563 (movcc): Change first xfer to multi.
14564 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14565 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14566 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14567 config/mips/generic.md: Change reservations using "xfer" to use
14569 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14570 using match_operand.
14571 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14572 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14574 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14576 2007-03-22 Richard Henderson <rth@redhat.com>
14578 * config/i386/i386.c: Remove unnecessary function declarations.
14579 Move targetm definition, and all related macros, to the end of
14580 the file. Resort some functions to put definitions before uses.
14581 (ix86_attribute_table): Make static. Move to end of file.
14582 (ix86_gimplify_va_arg): Make static.
14584 2007-03-22 Richard Henderson <rth@redhat.com>
14586 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14587 don't increase local_regparm with force_align_arg_pointer check.
14588 (ix86_function_sseregparm): Assert 32-bit.
14589 (type_has_variadic_args_p): New.
14590 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14591 type_has_variadic_args_p.
14592 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14593 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14594 use memset instead. Do maybe_vaarg check first; skip attribute
14595 tests if true; skip attribute tests for 64-bit.
14596 (construct_container): Remove TARGET_DEBUG_ARG.
14597 (function_arg_advance_32, function_arg_advance_64): Split out ...
14598 (function_arg_advance): ... from here.
14599 (function_arg_32, function_arg_64): Split out ...
14600 (function_arg): ... from here.
14601 (ix86_pass_by_reference): Tidy.
14602 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14603 (function_value_32): New, from parts of ix86_function_value
14604 and ix86_value_regno.
14605 (function_value_64): New, from parts of ix86_function_value
14606 and ix86_libcall_value.
14607 (ix86_function_value_1): New.
14608 (ix86_function_value, ix86_libcall_value): Use it.
14609 (return_in_memory_32, return_in_memory_64): Split out ...
14610 (ix86_return_in_memory): ... from here.
14611 (ix86_struct_value_rtx): Skip for 64-bit.
14612 (ix86_libcall_value, ix86_value_regno): Remove.
14613 (setup_incoming_varargs_64): Split out ...
14614 (ix86_setup_incoming_varargs): ... from here.
14615 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14616 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14617 * config/i386/i386-protos.h (ix86_function_value): Remove.
14618 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14620 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14623 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14624 infinities not supported, otherwise emit warning if -Woverflow. On
14625 underflow, emit warning if -Woverflow.
14626 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14628 * real.h (real_from_string): Update declaration
14630 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14631 Richard Henderson <rth@redhat.com>
14633 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14634 * calls.c (compute_argument_block_size, expand_call,
14635 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14636 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14637 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14638 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14639 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14640 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14641 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14642 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14645 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14647 * c-incpath.c (add_sysroot_to_chain): New.
14648 (merge_include_chains): Add sysroot argument. Call
14649 add_sysroot_to_chain if sysrooted.
14650 (register_include_chains): Update call to merge_include_chains.
14651 * doc/cppopts.texi: Document use of '=' in include directory
14654 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14656 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14657 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14658 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14659 insn pattern using X87MODEF12 mode macro.
14661 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14663 * regmove.c (regmove_optimize): Use reg_mentioned_p
14664 instead of reg_overlap_mentioned_p for DST.
14666 2007-03-21 Mike Stump <mrs@apple.com>
14668 * c.opt: Fixup for Objective-C/C++.
14670 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14672 * explow.c (convert_memory_address): Fold memory reference when
14673 POINTERS_EXTEND_UNSIGNED < 0
14675 2007-03-21 Richard Henderson <rth@redhat.com>
14678 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14679 * config/i386/mmintrin.h (__m64): Likewise.
14680 * config/i386/xmmintrin.h (__m128): Likewise.
14682 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14684 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14685 (VXWORKS_OS_CPP_BUILTINS): Define.
14686 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14687 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14689 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14691 * rtl.h (constant_pool_reference_p): Delete.
14692 (find_constant_src): Declare.
14693 * rtlanal.c (find_constant_src): New function.
14694 * simplify-rtx.c (constant_pool_reference_p): Delete.
14695 * config/i386/i386.md: Use find_constant_src instead of
14696 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14698 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14700 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14701 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14703 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14705 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14706 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14707 (arm_elf_asm_constructor): Use it.
14708 (arm_elf_asm_destructor): New function.
14710 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14712 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14714 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14716 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14718 2007-03-19 Andrew Haley <aph@redhat.com>
14720 PR tree-optimization/31264
14721 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14722 VIEW_CONVERT_EXPRs.
14724 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14726 PR rtl-optimization/30907
14727 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14728 (fwprop_init): Always call loop_optimizer_initialize.
14729 (fwprop_done): Always call loop_optimizer_finalize.
14730 (fwprop): We always have loop info now.
14731 (gate_fwprop_addr): Remove.
14732 (pass_fwprop_addr): Use gate_fwprop as gate.
14734 PR rtl-optimization/30841
14735 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14736 df_chain_alloc): Call df_reorganize_refs unconditionally.
14737 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14738 refs_organized to refs_organized_size.
14739 (df_ref_create_structure): Use refs_organized_size instead of
14740 bitmap_size if refs had been organized, and keep refs_organized_size
14742 * df.h (struct df_ref_info): Change refs_organized to
14743 refs_organized_size.
14744 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14747 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14749 * except.c (output_function_exception_table): Do not reference the
14750 EH personality routine for functions that do not require an
14753 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14756 * c-typeck.c (convert_for_assignment): Call comptypes for
14757 RECORD_TYPE or UNION_TYPE.
14759 PR inline-asm/30505
14760 * reload1.c (reload): Do invalid ASM checking after
14761 cleanup_subreg_operands.
14763 2007-03-19 Jeff Law <law@redhat.com>
14765 * tree-cfg.c (find_taken_edge): Tighten conditions for
14766 optimizing computed gotos.
14768 2007-03-19 Michael Matz <matz@suse.de>
14770 * builtins.c (expand_builtin_sync_operation,
14771 expand_builtin_compare_and_swap,
14772 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14775 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14776 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14779 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14781 * doc/tm.texi: Add brackets around the return type of
14782 TARGET_SECONDARY_RELOAD.
14784 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14785 Richard Guenther <rguenther@suse.de>
14787 PR tree-optimization/31254
14788 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14789 Use handled_component_p () where appropriate. Continue
14790 propagating into the rhs if we propagated into an INDIRECT_REF
14793 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14795 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14796 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14797 (xde, xdee): Mode attributes adjusted to support DFP modes.
14798 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14799 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14800 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14801 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14802 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14803 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14804 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14806 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14807 "movsf"): Insn definitions removed.
14808 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14809 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14810 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14812 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14813 "reload_in<mode>", "reload_out<mode>"): Expander added.
14814 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14817 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14819 * config/s390/s390.md: Only non-functional changes. Renamed
14820 FPR mode macro to BFP all over the file.
14822 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14824 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14825 (op_type attribute): RRF instruction type added.
14826 (fT0): New mode attribute.
14827 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14828 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14829 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14830 instruction no secondary memory is needed when moving DFmode values
14831 between GPRs and FPRs.
14833 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14835 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14836 inverted and documentation adjusted.
14837 ("mhard-dfp", "msoft-dfp"): New options.
14838 * config/s390/s390.c (s390_handle_arch_option): New architecture
14840 (override_options): Sanity checks for the new options added.
14841 * config.gcc: New architecture switch: z9-ec.
14842 * config/s390/s390.h (processor_flags): PF_DFP added.
14843 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14844 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14845 when the bit is NOT set so remove it from the defaults.
14847 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14849 * genemit.c (main): Print include statement for dfp.h.
14850 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14853 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14855 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14857 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14860 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14861 instead of PATTERN.
14863 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14865 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14866 attr_length_call, output_call, output_indirect_call): Cleanup
14867 formatting of targetm calls.
14869 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14871 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14873 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14875 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14876 reservation, bypass and anti-bypass descriptions for these
14877 instructions. Update move patterns.
14878 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14881 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14883 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14884 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14885 (get_initial_def_for_reduction): Likewise.
14887 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14889 Fix PR tree-optimization/29922
14890 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14891 (get_representative): Removed.
14892 (value_dies_in_block_x): Update for rvuse removal.
14893 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14894 (compute_antic_aux): Handle when PHI nodes appear in
14895 non-single-successors.
14896 (dump_bitmap_of_names): Removed.
14897 (compute_antic_safe): Renamed and removed rvuse calculation.
14898 Calculate only antic safe.
14899 (insert_into_preds_of_block): Remove assert.
14900 (execute_pre): Update for renamed functions.
14901 (defer_or_phi_translate_block): New function.
14903 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14905 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14906 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14908 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14909 Follow spelling conventions.
14911 * tree-data-ref.h: Remove the prototype for analyze_array.
14913 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14915 PR tree-optimization/31041
14916 * tree-vect-transform.c (get_initial_def_for_induction): Call
14917 force_gimple_operand.
14919 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14921 * ipa-type-escape.c (look_for_casts) : Revert code to use
14922 handled_component_p due to ada test a-numaux.adb.
14924 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14926 * final.c (final_scan_insn): Alter the condition of a
14927 conditional trap if we have nonstandard CC.
14929 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14931 * configure.ac: Remove excess quoting from asm line 0 test.
14932 * configure: Rebuilt.
14934 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14936 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14937 * c-common.c (convert_and_check): Move warning logic to...
14938 (warnings_for_convert_and_check): ...here. Define.
14939 * c-common.h (warnings_for_convert_and_check): Declare.
14941 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14943 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14944 (output_call): Likewise.
14946 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14948 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14950 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14952 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14954 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14957 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14959 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14961 PR tree-optimization/31183
14962 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14963 Use double_int instead of unsigned int for representing access_strides.
14964 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14966 2007-03-16 Richard Guenther <rguenther@suse.de>
14968 PR tree-optimization/31146
14969 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14970 to allow recursion of forward_propagate_addr_expr.
14971 (forward_propagate_addr_into_variable_array_index): Likewise.
14972 (forward_propagate_addr_expr): Likewise.
14973 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14974 (forward_propagate_addr_expr_1): Recurse on simple copies
14975 instead of propagating into them. Do so for useless conversions
14977 (forward_propagate_addr_expr): Clean up unused statements after
14980 2007-03-16 Richard Guenther <rguenther@suse.de>
14982 * builtins.c (expand_builtin_cexpi): Use the right argument
14983 for the expansion via cexp.
14985 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14987 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14988 * configure: Rebuilt.
14990 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14993 * dwarf2out.c (force_type_die): Adjust comment.
14994 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
14996 2007-03-15 DJ Delorie <dj@redhat.com>
14998 * config/frv/predicates.md (minmax_operator): Don't check operands
15001 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15003 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15004 Update constant estimates of number of iterations.
15005 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15006 argument renamed to "realistic".
15007 (compute_estimated_nb_iterations): Removed.
15008 (record_niter_bound): New function.
15009 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15010 call record_nonwrapping_iv with upper = false.
15011 (infer_loop_bounds_from_signedness): Pass upper argument to
15012 record_nonwrapping_iv.
15013 (estimate_numbers_of_iterations_loop): Do not call
15014 compute_estimated_nb_iterations. Record estimate based on profile
15015 information. Initialize the constant estimates of number of
15017 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15019 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15020 number of iterations is too small.
15021 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15022 (EST_NOT_AVAILABLE): Removed.
15023 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15024 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15027 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15029 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15030 Handle NE_EXPR guards.
15032 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15035 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15036 Set also -pedantic-errors by default for the preprocessor unless
15037 -fpermissive is given.
15039 2007-03-15 Richard Guenther <rguenther@suse.de>
15041 PR middle-end/29719
15042 PR middle-end/31161
15043 * builtins.c (expand_builtin_cexpi): As a fallback if we
15044 don't have builtins for sincos or cexp create a function
15045 declaration for cexp and expand to a call to that.
15046 (expand_builtin_int_roundingfn): Always fall
15047 back to floor/ceil and its variants even if they may be
15050 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15052 PR middle-end/31159
15053 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15054 jump tables, move the call to delete_dead_jumptables from here...
15055 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15056 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15057 don't allow merging of blocks that try_redirect_by_replacing_jump
15058 also does not handle when not optimizing.
15060 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15061 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15063 * config/i386/i386.md (x86_sahf_1): Correctly handle
15066 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15069 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15070 x86_64_general_operand as operand[2] predicate. Remove "iF"
15071 from operand constraints and use "e" constraint instead.
15072 (*subti3_1, *subti3_1 splitter): Ditto.
15073 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15074 operand[1] predicate.
15076 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15078 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15079 arrays, multiply the access strides by the size of the sub-array.
15080 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15082 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15084 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15085 the configured assembler supports the sahf mnemonic.
15086 * configure: Regenerate.
15087 * config.in: Regenerate.
15089 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15090 emit "sahf" or ".byte\t0x9e" as asm template.
15092 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15095 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15096 option to replace hard coded TARGET_xxx in md file.
15097 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15098 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15099 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15100 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15101 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15102 (X86_TUNE_NOT_VECTORMODE): Ditto.
15103 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15104 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15105 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15106 (TUNE_SLOW_IMUL_IMM8): Ditto.
15107 (TUNE_MOVE_M1_VIA_OR): Ditto.
15108 (TUNE_NOT_UNPAIRABLE): Ditto.
15109 (TUNE_NOT_VECTORMODE): Ditto.
15111 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15114 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15115 tuning options instead of hard coded TARGET_xxx.
15116 (fix ssemode peephole2's): Ditto.
15117 (imul peephole2's): Ditto.
15119 (movdi_or_rex64): Ditto.
15120 (move peephole2): Ditto.
15121 (not peephole2's): Ditto.
15123 2007-03-14 Dirk Mueller <dmueller@suse.de>
15125 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15126 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15127 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15129 * c-parser.c (c_parser_do_statement): Warn about empty body in
15130 do/while statement.
15131 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15132 * doc/invoke.texi (-Wempty-body): Update documentation.
15134 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15137 * c-common.h (warn_for_div_by_zero): Declare.
15138 * c-common.c (warn_for_div_by_zero): Define.
15139 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15142 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15144 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15145 to PREFIX and STANDARD_PREFIX.
15147 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15148 Phil Edwards <phil@codesourcery.com>
15150 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15151 (__gthread_once_t): Remove busy field for RTPs.
15152 (__GTHREAD_ONCE_INIT): Update accordingly.
15154 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15156 * doc/invoke.texi: Document VxWorks options.
15158 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15160 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15162 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15164 PR tree-optimization/30590
15165 * tree-nrv.c (tree_nrv): Check for the partial update of the
15168 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15170 * flags.h (flag_random_seed): Remove declaration, in favor of...
15171 * toplev.h (get_random_seed, set_random_seed): ... these.
15172 * tree.c (get_file_function_name): Use the former.
15173 * opts.c (common_handle_option): Use the latter.
15176 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15178 PR middle-end/31127
15179 * cse.c (cse_find_path): Do not bail out if a basic block that
15180 we already visited now becomes part of a path that starts at a
15181 different basic block. Just disallow this, to make sure we
15182 visit each basic block at most once.
15184 2007-03-13 Jan Hubicka <jh@suse.cz>
15186 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15187 attributes, when profile esitmate is present, calls with very low
15188 frequency are cold.
15190 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15192 PR tree-optimization/30730
15193 PR tree-optimization/26900
15194 * tree-ssa-loop-niter.c: Include gmp.h.
15195 (bounds): New type.
15196 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15197 split_to_var_and_offset, determine_value_range,
15198 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15199 bound_difference, bounds_add, bounds_negate,
15200 number_of_iterations_ne_max, dump_affine_iv): New functions.
15201 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15202 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15203 difference of initial and final value of control iv to validate
15205 (number_of_iterations_cond): Add loop parameter. Determine bounds
15206 on the difference of the extremes of the control iv. Add dumps.
15207 (expand_simple_operations): Handle phi nodes.
15208 (simplify_using_initial_conditions): Do not record used conditions.
15209 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15210 Do not set additional_info.
15211 (implies_nonnegative_p, implies_ge_p): Removed.
15212 (derive_constant_upper_bound): Do not use parameter `additional'.
15213 (record_estimate): Parameter `additional' removed. Parameter
15214 `i_bound' added. Do not call derive_constant_upper_bound.
15215 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15216 bound the number of iterations estimate.
15217 (estimate_numbers_of_iterations_loop): Pass the estimate from
15218 the number of iterations analysis to record_estimate.
15219 * tree.h (multiple_of_p): Declare.
15220 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15221 (scev_const_prop): Do not check expression_expensive_p.
15222 * fold-const.c (multiple_of_p): Exported.
15223 * double-int.c (double_int_mask): Exported.
15224 * double-int.h (double_int_mask): Declare.
15225 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15226 field. Added max field.
15228 2007-03-13 David Taylor <taylor@candd.org>
15231 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15234 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15237 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15238 two unamed patterns.
15240 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15242 * config/i386/i386.opt (mcx16, msahf): New options.
15243 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15244 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15246 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15247 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15248 Output -mcx16 and -msahf options when corresponding bit is set.
15250 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15251 and -msahf options.
15253 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15255 * configure.ac: Test for assembler tolerance to # 0 "".
15256 * configure, config.in: Rebuilt.
15257 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15259 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15261 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15263 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15264 (handle_syscall): Handle direct system calls.
15265 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15267 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15269 * doc/invoke.texi: Fix cpp.info cross-reference.
15270 * doc/passes.texi: Fix gcc.info cross-reference.
15272 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15274 PR tree-optimization/30835
15275 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15276 bb_for_stmt is not NULL before accessing it.
15278 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15280 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15283 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15286 * doc/install.texi: Document --enable-stage1-languages
15288 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15290 * tree-pass.h (pass_into_cfg_layout_mode,
15291 pass_outof_cfg_layout_mode): Declare.
15292 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15293 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15294 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15295 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15297 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15299 * c-decl.c (warn_variable_length_array): New function.
15300 Refactored from grokdeclarator to handle warn_vla
15301 and handle unnamed array case.
15302 (grokdeclarator): Refactored VLA warning case.
15303 * c.opt (Wvla): New flag.
15304 * doc/invoke.texi (Wvla): New warning.
15306 2007-03-12 Richard Henderson <rth@redhat.com>
15308 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15309 (TARGET_SECTION_TYPE_FLAGS): New.
15311 2007-03-12 Richard Henderson <rth@redhat.com>
15313 * config/darwin.c (machopic_reloc_rw_mask): New.
15314 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15315 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15317 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15319 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15320 * cppdefault.h (cpp_PREFIX): Document.
15321 (cpp_PREFIX_len): Likewise.
15322 (cpp_EXEC_PREFIX): New variable.
15323 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15324 * c-incpath.c (add_standard_paths): Correct logic for relocating
15325 paths within prefix.
15327 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15329 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15330 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15332 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15333 fix_truncdfdi_sse using SSEMODEF mode macro.
15334 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15335 fix_truncdfsi_sse using SSEMODEF mode macro.
15336 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15337 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15339 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15341 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15342 elfos.h to tm_file.
15344 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15346 * tree.h : Add multiple_of_p declaration.
15347 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15348 * ipa-type-escape.c (results_of_malloc): Redundant.
15349 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15350 (cast_type): Extended with new members.
15351 (check_cast): Returns cast_type.
15352 (cast): New structure for data of walk_use_def_chains.
15353 (is_malloc_result, is_cast_from_non_pointer_1,
15354 is_cast_from_non_pointer,
15355 is_array_access_through_pointer_and_index): New functions.
15356 (look_for_casts): Returns cast types.
15357 (check_call): Returns void.
15358 (okay_pointer_operation): Use support of pointer plus index,
15359 pointer plus constant and allow all multiplications.
15361 2007-03-11 Richard Guenther <rguenther@suse.de>
15363 PR tree-optimization/31115
15364 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15365 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15366 A shift count of zero is not special as with *_DIV_EXPR.
15367 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15370 2007-03-11 Ian Lance Taylor <iant@google.com>
15372 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15373 the *_DIV_EXPR codes correctly with overflow infinities.
15375 2007-03-11 Ira Rosen <irar@il.ibm.com>
15377 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15378 indicate success/failure of the analysis. Add negation to subtrahend
15379 in case of subtraction. Fail if both operands contain constants.
15380 (create_data_ref): Fail if analyze_offset fails.
15382 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15384 * config/i386/i386.md (frndintxf2): Rename to ...
15385 (rintxf2): ... this. Remove expander having same name.
15386 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15387 (roundsf2, rounddf2): Ditto.
15388 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15389 (lround<mode>di2, lround<mode>si2): Ditto.
15391 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15393 * lower-subreg.c: Include except.h.
15394 (decompose_multiword_subregs): Verify that the only control flow
15395 insns we can split are loads to multi-words pseudos.
15396 Handle breaking such blocks after splitting, instead of calling
15397 find_many_sub_basic_blocks.
15399 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15400 on the new basic block. Add a lengthy comment explaining why we
15401 thought this was necessary.
15402 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15404 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15407 * tree.c (walk_type_fields): Recurse into the element type of
15408 ARRAY_TYPEs if there is a pointer set.
15410 2007-03-10 Dirk Mueller <dmueller@suse.de>
15412 * c-common.c (warn_logical_operator): Fix condition.
15414 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15416 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15418 * config/darwin.c (machopic_select_section): Remove superfluous
15419 argument in call to categorize_decl_for_section. Remove unused
15422 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15424 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15426 * configure: Regenerate.
15428 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15431 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15432 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15433 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15434 Add LABEL_NUSES to emitted label.
15435 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15436 branch probability value to emitted jump insn.
15437 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15438 Do not check life information and do not re-arrange input operands
15439 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15441 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15443 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15444 the change of decode_asm_operands.
15446 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15448 * mode-switching.c (create_pre_exit): Skip blockage insn.
15450 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15452 * tree-pass.h (TODO_update_smt_usage): Remove.
15454 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15458 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15460 * pa.c (attr_length_call): Revise condition for long
15461 pc-relative branch.
15462 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15463 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15464 sequence on SOM target.
15466 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15468 * gcc.c: Document %{, in big comment at top.
15469 (input_suffix_matches): Remove special handling for .s and
15471 (input_spec_matches): New.
15472 (handle_braces): Handle %{,.
15473 (validate_switches): ',' indicates a value which is not a switch.
15474 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15475 to detect assembler input.
15476 * config/i386/sol2.h (CPP_SPEC): Likewise.
15477 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15478 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15479 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15480 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15481 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15482 -m64 causes deployment target to default to 10.5.
15483 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15485 2007-03-09 Richard Henderson <rth@redhat.com>
15488 * target.h (targetm.asm.out.reloc_rw_mask): New.
15489 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15490 (TARGET_ASM_OUT): Use it.
15491 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15492 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15493 use the new reloc_rw_mask target hook instead.
15494 (default_section_type_flags_1): Merge into...
15495 (default_section_type_flags): ... here.
15496 (decl_readonly_section_1): Merge into...
15497 (decl_readonly_section): ... here.
15498 (default_elf_select_section_1): Merge into...
15499 (default_elf_select_section): ... here.
15500 (default_unique_section_1): Merge into...
15501 (default_unique_section): ... here.
15502 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15503 (default_select_rtx_section): Use it.
15504 (default_elf_select_rtx_section): Likewise.
15505 * output.h: Update to match.
15506 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15507 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15508 (TARGET_ASM_RELOC_RW_MASK): New.
15509 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15510 to categorize_decl_for_section.
15511 (x86_64_elf_unique_section): Likewise.
15512 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15513 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15514 (TARGET_ASM_RELOC_RW_MASK): New.
15515 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15516 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15517 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15518 (TARGET_RWRELOC): Remove.
15519 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15520 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15521 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15522 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15523 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15524 (rs6000_xcoff_select_section): Use decl_readonly_section.
15525 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15526 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15527 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15528 (TARGET_SECTION_TYPE_FLAGS): Remove.
15529 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15531 2007-03-09 Roger Sayle <roger@eyesopen.com>
15533 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15534 complex constant equality/inequality comparisons for here.
15535 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15536 known at compile-time or can be simplified to a scalar comparison.
15537 (fold_relational_const): Move compile-time evaluation of complex
15538 constant equality/inequality comparisons to here.
15540 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15542 PR rtl-optimization/30643
15543 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15545 (fold_rtx): Recurse, like before 2006-11-03.
15547 2007-03-09 DJ Delorie <dj@redhat.com>
15549 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15552 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15554 PR tree-optimization/30375
15555 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15556 LHS of statements is not the same.
15557 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15559 2007-03-09 Chao-ying Fu <fu@mips.com>
15561 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15563 * doc/invoke.texi (-mdspr2): Document new option.
15564 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15565 New unspec for DSP REV 2.
15566 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15567 these instructions are extended in DSP REV 2.
15568 (mips-dspr2.md): Include.
15569 * config/mips/mips.opt (mdspr2): New option.
15570 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15571 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15572 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15573 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15574 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15575 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15576 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15578 (bdesc_map): Add one field of unsupported_target_flags.
15579 (bdesc_arrays): Update entries to have extra fields. Add
15581 (mips_init_builtins): Initialize new function types.
15582 Check unsupported_target_fileds to filter out builtins.
15583 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15585 (ASM_SPEC): Pass mdspr2 to the assembler.
15586 * config/mips/mips-dspr2.md: New file.
15588 2007-03-09 Sa Liu <saliu@de.ibm.com>
15590 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15592 2007-03-09 Ian Lance Taylor <iant@google.com>
15594 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15595 argument) like -Wstrict-overflow=2.
15596 * doc/invoke.texi (Warning Options): Update documentation.
15598 2007-03-09 Dirk Mueller <dmueller@suse.de>
15601 * doc/invoke.texi (-Wlogical-op): Document.
15602 * common.opt (-Wlogical-op): New.
15603 * c-common.h (warn_logical_operator): Declare.
15604 * c-common.c (warn_logical_operator): Define.
15605 * c-typeck.c (parser_build_binary_op): Call
15606 warn_logical_operator.
15608 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15610 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15611 * final.c (final_scan_insn): Test for non-"" file name.
15613 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15615 * doc/loop.texi: Document the Omega linear constraints solver.
15616 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15617 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15618 omega-hash-table-size, omega-max-keys, and
15619 omega-eliminate-redundant-constraints.
15620 * tree-pass.h (pass_check_data_deps): Declared.
15623 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15624 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15625 pass_check_data_deps): New.
15626 * tree-data-ref.c (init_data_ref): Remove declaration.
15627 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15628 (analyze_array): Renamed init_array_ref, move up initializations.
15629 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15630 Removed arguments that are set to NULL.
15631 (analyze_indirect_ref): Correct indentation, correct call to
15633 (object_analysis): Call init_array_ref instead of analyze_array.
15634 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15635 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15636 of DR_ACCESS_FNS_ADDR.
15637 (init_omega_eq_with_af, omega_extract_distance_vectors,
15638 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15639 ddr_consistent_p): New.
15640 (compute_affine_dependence): Check consistency of ddrs when
15641 flag_check_data_deps is passed.
15642 (analyze_all_data_dependences): Uncomment.
15643 (tree_check_data_deps): New.
15644 * tree-data-ref.h: Include omega.h.
15645 (DR_ACCESS_FNS_ADDR): Removed.
15646 (data_dependence_relation): Add inner_loop.
15647 (DDR_INNER_LOOP): New.
15648 * common.opt (fcheck-data-deps): New.
15649 * tree-flow.h (tree_check_data_deps): Declare.
15650 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15651 (OBJS-common): Depend on omega.o.
15653 * passes.c (pass_check_data_deps): Scheduled.
15654 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15655 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15656 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15657 PARAM_VECT_MAX_VERSION_CHECKS,
15658 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15660 2007-03-09 Richard Guenther <rguenther@suse.de>
15662 PR tree-optimization/30904
15663 PR middle-end/31058
15664 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15665 the same way as *_DIV_EXPR.
15667 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15669 * recog.c (decode_asm_operands): No mixed declarations and code.
15671 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15673 * rtl.def (ASM_INPUT): Add location.
15674 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15675 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15676 (decode_asm_operands): Add loc operand.
15677 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15678 * stmt.c (expand_asm): Rename to...
15679 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15680 gen_rtx_ASM_INPUT_loc.
15681 (expand_asm_expr): Adjust.
15682 * recog.c (decode_asm_operands): Add loc operand.
15683 (check_asm_operands, extract_insn): Adjust.
15684 * reload1.c (maybe_fix_stack_asms): Likewise.
15685 * final.c (asm_insn_count): Likewise.
15686 (final_scan_insn): Output # line before and after asm.
15688 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15690 * tree-ssa-structalias.c (variable_info): Remove
15692 (new_var_info): Ditto.
15693 (shared_bitmap_info_t): New structure.
15694 (shared_bitmap_table): New variable.
15695 (shared_bitmap_hash): New function.
15696 (shared_bitmap_eq): Ditto
15697 (shared_bitmap_lookup): Ditto.
15698 (shared_bitmap_add): Ditto.
15699 (merge_smts_into): Change to take bitmap directly.
15700 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15701 (init_alias_vars): Init shared bitmap hashtable.
15702 (delete_points_to_sets): Delete shared bitmap hashtable.
15703 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15704 is_aliased removal as a change that was still necessary was
15707 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15709 * config/i386/i386.h (override_options): Conditionally disable
15710 x86_sahf for 64bit targets only.
15712 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15715 * c-decl.c (merge_decls): Don't call make_var_volatile.
15716 * varasm.c (make_var_volatile): Remove.
15717 * output.h (make_var_volatile): Remove.
15719 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15721 PR tree-optimization/31085
15722 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15724 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15726 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15727 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15728 ATTR_CONST_NOTHROW_LIST.
15730 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15733 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15735 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15737 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15740 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15742 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15743 passed, use shared libgcc.
15745 2007-03-08 Roger Sayle <roger@eyesopen.com>
15747 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15748 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15749 (honor_protect_cleanup_actions, lower_try_finally_switch):
15751 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15752 ifc_temp_var): Likewise.
15753 * tree-inline.c (setup_one_parameter): Likewise.
15754 * tree-mudflap.c (mf_decl_cache_locals,
15755 mf_build_check_statement_for): Likewise.
15756 * tree-nested.c (init_tmp_var, save_tmp_var,
15757 finalize_nesting_tree_1): Likewise.
15758 * tree-outof-ssa.c (insert_copy_on_edge,
15759 insert_backedge_copies): Likewise.
15760 * tree-profile.c (tree_gen_edge_profiler,
15761 tree_gen_ic_profiler): Likewise.
15762 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15763 * tree-sra.c (sra_build_assignment): Likewise.
15764 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15765 * tree-ssa-math-opts.c (insert_reciprocals,
15766 execute_cse_sincos_1): Likewise.
15767 * tree-tailcall.c (adjust_accumulator_values,
15768 adjust_return_value): Likewise.
15769 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15770 * tree-vect-transform.c (vect_create_data_ref_ptr,
15771 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15772 vect_create_epilog_for_reduction, vectorizable_reduction,
15773 vectorizable_call, vectorizable_conversion,
15774 vectorizable_assignment, vectorizable_operation,
15775 vectorizable_type_demotion, vect_gen_widened_results_half,
15776 vect_permute_store_chain, vectorizable_store,
15777 vect_setup_realignment, vect_permute_load_chain,
15778 vectorizable_load, vectorizable_condition,
15779 vect_create_cond_for_align_checks): Likewise.
15780 * tree-vrp.c (build_assert_expr_for): Likewise.
15782 2007-03-08 Ian Lance Taylor <iant@google.com>
15784 * tree-vrp.c: Include "intl.h".
15785 (usable_range_p): New static function.
15786 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15787 overflowed values, juts set *strict_overflow_p.
15788 (compare_values): Only return -2 if one of the operands is not a
15790 (compare_ranges): Call usable_range_p.
15791 (compare_range_with_value): Likewise.
15792 (vrp_evaluate_conditional_warnv): Rename from
15793 vrp_evaluate_conditional. Make static. Change all callers.
15794 (vrp_evaluate_conditional): New function.
15795 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15796 on signed overflow.
15797 (simplify_abs_using_ranges): Likewise.
15798 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15799 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15800 within_stmt parameter.
15801 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15802 vrp_evaluate_conditional.
15803 * tree-ssa-threadedge.c
15804 (record_temporary_equivalences_from_stmts_at_dest): Change
15805 simplify parameter to take a second tree parameter.
15806 (simplify_control_stmt_condition): Likewise.
15807 (thread_across_edge): Likewise.
15808 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15809 (thread_across_edge): Likewise.
15810 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15812 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15814 * config/i386/i386.h (TARGET_SAHF): New define.
15815 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15816 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15817 (x86_sahf): New global variable.
15818 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15819 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15820 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15821 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15823 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15824 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15825 when expanding fcomi/sahf based tests.
15826 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15827 expanding sahf based alternative. Emit sahf based sequence when
15828 optimizing for code size.
15829 * config/i386/i386.md (x86_sahf_1): Do not disable for
15830 TARGET_64BIT, enable for TARGET_SAHF.
15832 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15834 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15835 spurious whitespace from error message.
15837 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15840 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15842 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15844 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15846 * tree-sra.c (instantiate_element): Propagate disabled warnings
15847 from the element itself to the created variable.
15849 2007-03-07 Richard Henderson <rth@redhat.com>
15852 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15853 silently fix up the stack in the case of a missing register.
15855 2007-03-07 Paul Brook <paul@codesourcery.com>
15857 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15859 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15861 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15863 (phase1_vrs): Use them.
15864 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15865 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15866 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15867 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15868 __gnu_Unwind_Restore_WMMXC if required.
15869 (_Unwind_VRS_Pop): Implement iWMMXt support.
15870 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15871 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15872 gnu_Unwind_Save_WMMXC): Define.
15874 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15876 * config/vxworks.h (vxworks_override_options): Declare.
15877 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15878 * config/vxworks.c: Include target.h and toplev.h.
15879 (vxworks_override_options): New function.
15880 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15882 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15884 * config/s390/s390.c (override_options): Don't emit an error when
15885 -mstack-size is used without providing -mstack-guard.
15886 (s390_emit_prologue): Choose stack_guard value automatically if not
15887 provided via command line.
15888 * doc/invoke.texi: Adjust description of -mstack-guard and
15891 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15893 * config/i386/i386.c (output_set_got): Add a GOT initialization
15894 sequence for VxWorks PIC.
15895 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15896 around labels as well as symbols. Use gotoff_operand instead
15897 of local_symbolic_operand.
15898 (legitimize_pic_address): Use gotoff_operand instead of
15899 local_symbolic_operand. Use @GOT accesses for labels as
15901 (ix86_output_addr_diff_elt): Use PC-relative rather than
15902 GP-relative offsets for VxWorks PIC.
15903 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15904 no_new_pseudos. Check whether the returned register is op0.
15905 * config/i386/i386.md (tablejump): Use PC-relative rather than
15906 GP-relative offsets for VxWorks PIC.
15907 * config/i386/predicates.md (gotoff_operand): New predicate.
15909 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15911 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15913 * config/vxworks-dummy.h: New file.
15914 * config/i386/i386.h: Include it.
15916 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15918 * dwarf2out.c (is_inlined_entry_point): New
15919 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15920 DW_AT_ranges if the first subblock is the entry point.
15922 2007-03-06 David Daney <ddaney@avtrex.com>
15924 * doc/install.texi (mips-*-*): Change recommended binutils
15927 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15929 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15930 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15932 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15933 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15935 2007-03-06 Jan Hubicka <jh@suse.cz>
15937 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15938 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15940 (probably_cold_bb_p): Cold functions are cold.
15941 (probably_never_executed_bb_p): Cold functions are cold.
15942 (tree_bb_level_predictions): Predict calls to cold functions as not
15944 (compute_function_frequency): Check hot/cold attributes.
15945 * function.h (function_frequency): Update comments.
15946 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15947 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15948 (c_common_att): Add cold and hot.
15950 * doc/extend.texi (hot,cold attributes): Document.
15952 2007-03-06 Andrew Haley <aph@redhat.com>
15954 * function.c (expand_function_end): Move blockage to just after we
15955 emit the label for the naked return from the function.
15957 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15959 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15962 2007-03-06 Jan Hubicka <jh@suse.cz>
15964 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15965 loaded for constant large models. Non-large 64bit PIC can do.
15966 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15967 * cmodel.h: Add LARGE PIC.
15968 * i386.md (UNSPEC_PLTOFF): New.
15969 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15971 (*call_1_rex64): Disable for large models.
15972 (*call_1_rex64_large): New.
15973 (*call_value_1_rex64): Disable for large models.
15974 (*call_value_1_rex64_large): New.
15975 (set_rip_rex4): New.
15976 (set_got_offset_rex64): New.
15977 * predicates.md (constant_call_address_operand): For large model
15978 constant calls are not possible.
15979 * i386-protos.h (construct_plt_address): Declare.
15980 * i386.c (override_options): Accept large models.
15981 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15982 (legitimate_constant_p): Add new UNSPECs.
15983 (legitimate_pic_operand_p): Likewise.
15984 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15985 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15987 (output_pic_addr_const): Add PLTOFF.
15988 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15989 (ix86_expand_move): Legitimize pic address when in PIC mode.
15990 (construct_plt_address): New function.
15991 (ix86_expand_call): Offload the address to register and use GOT
15992 pointer for large model.
15993 * invoke.texi (mcmodel=large): Update documentation.
15995 2007-03-06 Richard Henderson <rth@redhat.com>
15997 * config/i386/i386.c (x86_use_leave, x86_push_memory,
15998 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
15999 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16000 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16001 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16002 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16003 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16004 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16005 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16006 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16007 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16008 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16009 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16010 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16011 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16012 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16013 x86_schedule, x86_use_bt, x86_pad_returns,
16014 x86_use_xchgb): Merge into ...
16015 (ix86_tune_features): ... here. New array.
16016 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16017 x86_bswap): Merge into ...
16018 (ix86_arch_features): ... here. New array.
16019 (x86_3dnow_a): Remove.
16020 (x86_accumulate_outgoing_args): Make static.
16021 (x86_arch_always_fancy_math_387): Make static.
16022 (ix86_tune_mask, ix86_arch_mask): Move ...
16023 (override_options): ... to local variables here. Apply the
16024 appropriate mask to each element of ix86_arch_features and
16025 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16026 as were done in the old macros.
16027 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16028 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16029 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16030 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16031 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16032 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16033 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16034 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16035 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16036 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16037 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16038 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16039 x86_accumulate_outgoing_args, x86_prologue_using_move,
16040 x86_epilogue_using_move, x86_decompose_lea,
16041 x86_arch_always_fancy_math_387, x86_shift1,
16042 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16043 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16044 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16045 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16046 x86_use_incdec, x86_pad_returns, x86_bswap,
16047 x86_partial_flag_reg_stall): Remove.
16048 (enum ix86_tune_indices): New.
16049 (ix86_tune_features): New.
16050 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16051 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16052 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16053 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16054 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16055 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16056 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16057 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16058 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16059 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16060 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16061 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16062 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16063 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16064 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16065 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16066 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16067 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16068 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16069 TARGET_EXT_80387_CONSTANTS): Use it.
16070 (enum ix86_arch_indices): New.
16071 (ix86_arch_features): New.
16072 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16073 TARGET_BSWAP): Use it.
16074 (ix86_tune_mask, ix86_arch_mask): Remove.
16076 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16079 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16080 Define using $${sysroot_headers_suffix}.
16081 * configure: Regenerate.
16082 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16083 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16085 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16086 * gcc.c (print_sysroot_headers_suffix): New.
16087 (option_map): Include --print-sysroot-headers-suffix.
16088 (display_help): Mention -print-sysroot-headers-suffix.
16089 (process_command): Handle -print-sysroot-headers-suffix.
16090 (do_spec_1): Append multilib directory to include-fixed path if
16091 sysroot suffixes in use.
16092 (main): Handle -print-sysroot-headers-suffix.
16093 * Makefile.in (start.encap): Don't depend on xlimits.h
16094 (xlimits.h): Remove.
16095 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16096 limits.h for each multilib in fixinc_list.
16097 (fixinc_list, s-fixinc_list): New.
16098 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16099 generate them for each multilib in fixinc_list.
16100 (stmp-fixproto): Use include-fixed. Run fixproto for each
16101 multilib in fixinc_list.
16102 (mostlyclean): Don't remove xlimits.h.
16103 (clean): Remove include-fixed.
16104 (real-install-headers-tar, real-install-headers-cpio,
16105 real-install-headers-cp): Don't copy include, only include-fixed.
16106 (install-mkheaders): Depend on fixinc_list. Don't depend on
16107 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16108 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16109 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16111 2007-03-06 Jan Hubicka <jh@suse.cz>
16113 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16116 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16118 * configure.ac: Allow tm_file to contain build-directory files.
16119 * configure: Regenerate.
16120 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16121 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16122 * config/m68k/print-sysroot-suffix.sh: New file.
16124 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16126 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16127 of pic_offset_table_rtx if reload_completed.
16128 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16129 PIC_OFFSET_TABLE_REGNUM.
16130 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16132 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16133 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16135 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16137 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16138 functions that call eh_return.
16140 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16142 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16143 functions that need a constant pool.
16145 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16148 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16149 (m68k_preferred_reload_class): Likewise.
16150 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16151 (SECONDARY_RELOAD_CLASS): Define.
16152 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16153 (LIMIT_RELOAD_CLASS): Delete.
16154 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16155 registers from storing bytes.
16156 (m68k_secondary_reload_class): New function.
16157 (m68k_preferred_reload_class): Likewise.
16159 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16161 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16163 (m68k_expand_prologue): Likewise.
16165 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16167 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16168 (mips_expand_epilogue): Add a bool parameter.
16169 (m68k_legitimize_sibcall_address): Declare.
16170 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16171 (m68k_expand_epilogue): Add a parameter to select between sibling
16172 and normal epilogues. Only generate a return for the latter.
16173 (m68k_ok_for_sibcall_p): New function.
16174 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16175 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16176 (sibcall_value, *sibcall_value): Likewise.
16177 (*call, *call_value): Require !SIBLING_CALL_P.
16178 (epilogue): Update call to m68k_expand_epilogue.
16179 (sibcall_epilogue): New pattern.
16180 * config/m68k/predicates.md (const_call_operand): Say that this
16181 predicate applies to sibling calls too.
16182 (sibcall_operand): New predicate.
16184 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16186 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16187 alternatives as movsi_cf.
16188 (movsf_cf_hard): Add commentary.
16190 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16191 Richard Sandiford <richard@codesourcery.com>
16193 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16194 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16195 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16196 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16197 as being live on exit from an interrupt function.
16198 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16199 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16200 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16201 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16202 (m68k_interrupt_function_p): Globalize.
16203 (m68k_compute_frame_layout): Remove reverse mask code.
16204 (m68k_emit_movem, m68k_set_frame_related): New functions.
16205 (m68k_output_function_prologue): Delete in favor of...
16206 (m68k_expand_prologue): ...this new function.
16207 (m68k_output_function_epilogue): Delete in favor of...
16208 (m68k_expand_epilogue): ...this new function.
16209 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16211 (print_operand): Handle %?.
16212 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16213 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16214 (prologue, epilogue): New patterns.
16215 (return): Turn into a define_expand.
16216 (*return): New pattern, derived from old "return" pattern. Use rte
16217 rather than rts for interrupt functions. Only use rtd if the pop
16219 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16220 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16221 (link, *link, unlink, *unlink, load_got): Likewise.
16223 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16227 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16228 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16229 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16230 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16231 and m68k_matches_u_p.
16232 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16233 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16234 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16235 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16236 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16237 (REG_STRICT_P): New macro.
16238 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16239 PCREL_GENERAL_OPERAND_OK.
16240 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16241 m68k_legitimate_base_reg_p.
16242 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16243 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16244 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16245 * config/m68k/m68k.c (m68k_address): New structure.
16246 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16247 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16248 (m68k_jump_table_ref_p, m68k_decompose_address)
16249 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16250 (m68k_matches_u_p): New functions.
16251 (print_operand_address): Rewrite to use m68k_decompose_index.
16253 2007-03-05 David Taylor <dtaylor@emc.com>
16255 * gcc.c: Correct copyright date in --version output.
16257 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16259 * pa.md: In unamed move patterns, disparge copies between general
16260 and floating point registers using '?' modifier. Don't include 'f'
16261 constraint for register preferences in DImode, SImode, HImode and
16262 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16263 Remove constraints for copies between general and floating registers
16264 in soft-float DFmode pattern.
16265 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16269 2007-03-05 Mike Stump <mrs@apple.com>
16271 * c-common.c (targetcm): Add.
16272 * c-opts.c (c_common_handle_option): Handle language specific
16274 * opts.c (handle_option): Verify language for target options, if
16276 * opth-gen.awk: Add CL_LANG_ALL.
16277 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16278 (TARGETCM_INITIALIZER): Add.
16279 * target.h (struct gcc_targetcm): Add.
16281 * targhooks.c (default_handle_c_option): Add.
16282 * targhooks.h (default_handle_c_option): Add.
16283 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16285 * config/darwin.opt (iframework): Add.
16286 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16287 * config/darwin-c.c (handle_c_option): Add.
16288 (TARGET_HANDLE_C_OPTION): Add.
16290 * doc/invoke.texi (Darwin Options): Add -iframework.
16292 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16294 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16297 2007-03-05 Ian Lance Taylor <iant@google.com>
16299 * c.opt (fgnu89-inline): New option.
16300 * c-opts.c (c_common_post_options): Set default value for
16302 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16303 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16305 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16306 (grokdeclarator, start_function): Likewise.
16307 * c-cppbuiltin.c (c_cpp_builtins): Define either
16308 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16309 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16310 (C Dialect Options): Document -fgnu89-inline.
16311 * doc/extend.texi (Function Attributes): Explain what the
16312 gnu_inline attribute does.
16313 * doc/cpp.texi (Common Predefined Macros): Document
16314 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16316 2007-03-05 Ian Lance Taylor <iant@google.com>
16318 PR tree-optimization/31034
16319 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16320 half-range if the other side is an overflow infinity.
16322 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16324 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16325 (bfin*-linux-uclibc*): New configuration.
16326 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16328 * config/bfin/linux.h: New file.
16329 * config/bfin/libgcc-bfin.ver: New file.
16330 * config/bfin/t-bfin-uclinux: New file.
16331 * config/bfin/t-bfin-linux: New file.
16332 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16333 (TARGET_OS_CPP_BUILTINS): New macro.
16335 2007-03-05 Richard Guenther <rguenther@suse.de>
16337 * fold-const.c (fold_binary): Remove duplicate folding
16338 of comparison of non-null ADDR_EXPR against null.
16340 2007-03-05 Richard Guenther <rguenther@suse.de>
16341 Dorit Nuzman <dorit@il.ibm.com>
16343 PR tree-optimization/26420
16344 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16345 are no loops in the function. Only print the number of
16346 vectorized loops if it is greater than zero or we are supposed
16347 to print information about unvectorized loops.
16349 2007-03-05 Revital Eres <eres@il.ibm.com>
16351 * gcc.dg/var-expand1.c: New test.
16352 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16353 when an accumulator is expanded.
16355 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16358 * c-common.c (convert_and_check): Don't give warnings for
16359 conversion if 'expr' already overflowed.
16361 2007-03-04 Roger Sayle <roger@eyesopen.com>
16363 PR middle-end/30744
16364 * fold-const.c (fold_comparison): Enforce type consistency when
16365 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16367 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16369 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16370 containing a cast to the base of TARGET_MEM_REF.
16372 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16374 * tree.c (tree_contains_struct_check_failed): Remove spurious
16375 whitespace from error message.
16377 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16380 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16381 instead of precision.
16383 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16384 Nathan Sidwell <nathan@codesourcery.com>
16386 * emit-rtl.c (find_auto_inc): New.
16387 (try_split): recreate REG_INC notes,
16388 Use regular for loops rather than whiles.
16390 2007-03-03 Andreas Schwab <schwab@suse.de>
16392 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16393 * configure: Regenerate.
16395 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16397 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16398 flag_rounding_math, not flag_unsafe_math_optimizations.
16400 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16402 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16403 alpha_fold_vector_minmax): Likewise.
16404 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16405 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16407 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16409 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16410 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16411 if the lhs has side-effects.
16412 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16414 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16416 * config/i386/i386.h (TUNEMASK): Remove define.
16417 (ARCHMASK): Remove define.
16418 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16419 Use ix86_arch_mask variable instead of ARCHMASK.
16420 * config/i386/i386.c (override_options): Ditto.
16421 (standard_80387_constant_p): Ditto.
16423 2007-03-02 Ian Lance Taylor <iant@google.com>
16425 Used signed infinities in VRP.
16426 * tree-vrp.c (uses_overflow_infinity): New static function.
16427 (supports_overflow_infinity): New static function.
16428 (make_overflow_infinity): New static function.
16429 (negative_overflow_infinity): New static function.
16430 (positive_overflow_infinity): New static function.
16431 (is_negative_overflow_infinity): New static function.
16432 (is_positive_overflow_infinity): New static function.
16433 (is_overflow_infinity): New static function.
16434 (overflow_infinity_range_p): New static function.
16435 (compare_values_warnv): New function split out of compare_values.
16436 (compare_value): Call it.
16437 (set_value_range_to_nonnegative): Add overflow_infinity
16438 parameter. Change caller.
16439 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16441 (vrp_expr_computes_nonzero): Likewise.
16442 (compare_ranges, compare_range_with_value): Likewise.
16443 (compare_name_with_value, compare_names): Likewise.
16444 (vrp_evaluate_conditional): Likewise.
16445 (set_value_range): Handle infinity
16446 (vrp_operand_equal_p, operand_less_p): Likewise.
16447 (extract_range_from_assert): Likewise.
16448 (vrp_int_const_binop): Likewise.
16449 (extract_range_from_binary_expr): Likewise.
16450 (extract_range_from_unary_expr): Likewise.
16451 (extract_range_from_comparison): Likewise.
16452 (extract_range_from_expr): Likewise.
16453 (dump_value_range): Likewise.
16454 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16455 (test_for_singularity): Likewise.
16456 (vrp_int_const_binop): Remove inline qualifier.
16457 (adjust_range_with_scev): Add comment.
16458 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16460 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16462 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16463 (get_constraint_for): Likewise.
16464 (do_structure_copy): Likewise.
16465 (find_func_aliases): Fix references to MODIFY_EXPR.
16466 (intra_create_variable_infos): Tidy.
16467 * tree-ssa-operands.c (add_virtual_operand): Add argument
16469 When adding members of alias sets, if IS_CALL_SITE is true and
16470 the symbol is not call-clobbered, skip it.
16471 Adjust all callers.
16473 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16475 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16476 entry by means of emit_insn_at_entry.
16478 2007-03-02 Richard Henderson <rth@redhat.com>
16480 * expr.h (promoted_input_arg): Remove decl.
16481 * function.c (promoted_input_arg): Merge into ...
16482 * combine.c (setup_incoming_promotions): ... only caller.
16483 Rearrange to avoid double loop.
16485 2007-03-02 Ben Elliston <bje@au.ibm.com>
16486 Peter Bergner <bergner@vnet.ibm.com>
16487 Janis Johnson <janis187@us.ibm.com>
16489 * config/rs6000/dfp.md: New file.
16490 * config/rs6000/rs6000.md: Include dfp.md.
16491 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16492 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16493 and TDmode decimal float modes in FP registers.
16494 (num_insns_constant): Likewise.
16495 (rs6000_legitimate_offset_address_p): Likewise.
16496 (rs6000_legitimize_address): Likewise.
16497 (rs6000_legitimize_reload_address): Likewise.
16498 (rs6000_legitimate_address): Likewise.
16499 (rs6000_emit_move): Likewise.
16500 (function_arg_boundary): Likewise.
16501 (function_arg_advance): Likewise.
16502 (rs6000_darwin64_record_arg_recurse): Likewise.
16503 (function_arg): Likewise.
16504 (rs6000_gimplify_va_arg): Likewise.
16505 (rs6000_split_multireg_move): Likewise.
16506 (rs6000_output_function_epilogue): Likewise.
16507 (rs6000_output_function_epilogue): Likewise.
16508 (rs6000_register_move_cost): Likewise.
16509 (rs6000_function_value): Likewise.
16510 (rs6000_libcall_value): Likewise.
16512 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16514 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16516 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16518 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16519 Use $MULTIDIR to choose between the kernel and RTP headers,
16520 and use $WIND_BASE and $WIND_USR to locate them.
16522 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16524 * config/i386/i386.c (override_options): Put initialization of
16525 ix86_tune_mask and ix86_arch_mask to the correct place.
16527 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16528 Michael Meissner <michael.meissner@amd.com>
16531 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16532 (ARCHMASK): Define.
16533 (TARGET_CMOVE): Use ARCHMASK.
16534 (TARGET_CMPXCHG): Ditto.
16535 (TARGET_CMPXCHG8B): Ditto.
16536 (TARGET_XADD): Ditto.
16537 (TARGET_BSWAP): Ditto.
16538 * config/i386/i386.c (ix86_tune_mask): New global variable.
16539 (ix86_arch_mask): Ditto.
16540 (override_options): Initialize ix86_tune_mask and
16541 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16544 2007-03-02 Ben Elliston <bje@au.ibm.com>
16547 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16549 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16551 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16552 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16553 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16554 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16556 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16557 rs6000_init_dwarf_reg_sizes_extra): New.
16558 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16559 SPE register high parts.
16561 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16563 * Makefile.in: Add install-pdf target as
16564 copied from automake v1.10 rules.
16565 * configure.ac: Add install-pdf to target list.
16566 * configure: Regenerate.
16568 2007-03-01 Paul Brook <paul@codesourcery.com>
16570 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16571 modes to LDRD for DImode.
16572 (output_move_double): Fixup out of range ldrd/strd.
16573 (vfp_secondary_reload_class): Rename...
16574 (coproc_secondary_reload_class): ... to this. Add wb argument.
16575 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16576 coproc_secondary_reload_class for CLASS_IWMMXT.
16577 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16578 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16580 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16582 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16583 unroll factor by the estimated number of iterations.
16584 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16585 than prefetch latency.
16587 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16588 decode_caches_intel, detect_caches_intel): New functions.
16589 (host_detect_local_cpu): Use detect_caches_amd and
16590 detect_caches_intel.
16592 2007-03-01 Richard Henderson <rth@redhat.com>
16594 * expr.c (emit_move_complex_push): Export.
16595 (emit_move_complex_parts): Split out from ...
16596 (emit_move_complex): ... here.
16597 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16598 * config/i386/i386.md (movcdi): New.
16600 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16602 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16603 size of mode1 to check for tieable modes in MMX case.
16605 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16607 * Makefile.in (rtlanal.o): Depend on tree.h.
16608 * rtl.h (offset_within_section_p, split_const): Declare.
16609 * rtlanal.c: Include tree.h.
16610 (offset_within_block_p): New function, taken from
16611 mips_offset_within_object_p.
16612 (split_const): New function, taken from mips_split_const.
16613 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16615 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16616 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16617 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16618 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16619 (m68k_illegitimate_symbolic_constant_p): New function.
16620 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16621 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16622 symbolic constant that might be outside the symbol's section,
16623 move the symbol first and then add the offset.
16624 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16626 * config/mips/mips.c (mips_split_const): Delete.
16627 (mips_offset_within_object_p): Delete.
16628 (mips_symbolic_constant_p): Use offset_within_section_p and
16629 split_const instead of mips_offset_within_object_p and
16631 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16632 (mips_legitimize_const_move, print_operand_reloc)
16633 (mips_dangerous_for_la25_p): Use split_const instead of
16636 2007-02-28 Eric Christopher <echristo@apple.com>
16638 * Makefile.in (install-include-dir): Don't rm -rf include.
16640 2007-02-28 Richard Guenther <rguenther@suse.de>
16642 PR middle-end/30364
16643 * fold-const.c (fold_binary): Do not associate expressions
16644 with more than one variable for integer types that do not wrap.
16646 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16648 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16649 Delete, and replace with...
16650 (fold_builtin_call_array): This. Update callers to use it.
16651 * fold-const.c (fold_build_call_list): Delete, and replace with...
16652 (fold_build_call_array): This.
16653 (fold_build_call_list_initializer): Delete, and replace with...
16654 (fold_build_call_array_initializer): This.
16655 * tree.h: Update declarations to reflect above changes.
16657 * c-typeck.c (build_function_call): Store converted arguments
16658 in a stack-allocated array instead of building a list.
16659 (convert_arguments): Store arguments in the array passed in as an
16660 argument, and return the actual number of arguments.
16661 * c-format.c: (check_function_format): Pass arguments in an
16662 array instead of a list.
16663 * c-common.c (check_function_nonnull): Likewise.
16664 (check_function_sentinel): Likewise.
16665 (check_function_arguments): Likewise.
16666 * c-common.h: Update declarations to reflect above changes.
16668 2007-02-28 Jan Hubicka <jh@suse.cz>
16670 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16671 PRED_NEGATIVE_RETURN): Update outcomes.
16673 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16675 * calls.c (emit_library_call_value_1): Handle partial registers
16676 correctly when building up CALL_INSN_FUNCTION_USAGE.
16678 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16680 * pa/predicates.md (move_src_operand): Allow zero for mode.
16681 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16684 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16687 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16688 *movv2df_internal): Enable pattern only for valid operand
16690 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16691 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16693 2007-02-27 Mike Stump <mrs@apple.com>
16695 * config/darwin-crt3.c: Avoid compilation when compiling for a
16698 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16700 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16702 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16703 for fixed headers and limits.h.
16704 (install-include-dir, install-headers-tar, install-headers-cpio,
16705 install-headers-cp, real-install-headers-tar,
16706 real-install-headers-cpio, real-install-headers-cp): Handle
16707 include-fixed as well as include.
16708 (install-mkheaders): Don't install files that go only in include
16710 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16711 from GCC_INCLUDE_DIR.
16712 * gcc.c (process_command): Remove special -BstageN/ handling.
16713 (do_spec_1): Add include-fixed directories.
16715 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16717 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16719 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16721 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16724 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16726 * c-common.c (get_priority): Add check for
16727 SUPPORTS_INIT_PRIORITY.
16729 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16731 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16733 * config/bfin/bfin.c: Include "cfglayout.h".
16734 (MAX_LSETUP_DISTANCE): New macro.
16735 (struct loop_info): New members incoming, incoming_src and
16736 incoming_dest. Delete member predecessor.
16737 (length_for_loop): New function.
16738 (bfin_optimize_loop): Handle more different loop structures.
16739 (bfin_discover_loop): Rework detection of predecessor blocks by
16740 examining incoming edges.
16741 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16743 (bfin_reorder_loops): New function.
16744 (bfin_reorg_loops): Use these three new functions.
16746 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16747 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16748 (CONSTRAINT_LEN): Add entry for 'q'.
16749 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16750 Add 'q' constraints.
16751 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16752 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16754 * config/bfin/bfin.md (add_with_carry): New pattern.
16755 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16756 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16757 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16758 support unsigned multiplies too. Removed incorrect commutativity from
16759 operand 1 constraint where appropriate.
16760 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16762 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16763 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16765 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16766 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16767 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16768 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16769 usmulhisi_hh_huh): New patterns.
16771 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16772 lshifthi3): Fix output template to use half reg for operand 2.
16774 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16777 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16779 2007-02-27 Andreas Schwab <schwab@suse.de>
16781 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16783 2007-02-27 Jan Hubicka <jh@suse.cz>
16785 * predict.c (last_basic_block_p): Remove.
16786 (tree_estimate_probability): Update return heuristic for commonized
16789 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16791 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16793 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16795 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16796 * doc/cpp.texi: Standardize title page.
16797 * doc/cppinternals.texi: Likewise.
16798 * doc/gcc.texi: Standardize title page, remove version number
16799 from copyright page.
16800 * doc/gccint.texi: Likewise.
16801 * doc/install.texi: Standardize title page, add table of
16804 2007-02-26 Jan Hubicka <jh@suse.cz>
16806 * predict.def: Set outcomes according to more recent results.
16807 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16808 Remove dead predictors.
16809 * predict.c (return_prediction): Fix pasto.
16811 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16813 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16814 change; avoid a memory leak when returning early.
16816 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16818 * c-decl.c (static_ctors): Move to c-common.c.
16819 (static_dtors): Likewise.
16820 (finish_function): Use c_record_cdtor_fn.
16821 (build_cdtor): Move to c-common.c.
16822 (c_write_global_declarations): Use c_build_cdtor_fns.
16823 * c-common.h (static_ctors): Declare.
16824 (static_dtors): Likewise.
16825 (c_record_cdtor_fn): Likewise.
16826 (c_build_cdtor_fns): Likewise.
16827 * c-common.c (static_ctors): New variable.
16828 (static_dtors): Likewise.
16829 (c_record_cdtor_fn): New function.
16830 (build_cdtor): Move from c-decl.c
16831 (c_build_cdtor_fns): New function.
16833 * output.h (assemble_addr_to_section): Declare.
16834 (get_cdtor_priority_section): Likewise.
16835 * varasm.c (assemble_addr_to_section): New function.
16836 (get_cdtor_priority_section): Likewise.
16837 (default_named_section_asm_out_destructor): Use them.
16838 (destor_dtor_section_asm_out_destructor): Likewise.
16839 (default_named_section_asm_out_constructor): Likewise.
16840 (default_ctor_section_asm_out_constructor): Likewise.
16841 * config.gcc (*-*-vxworks*): Include vxworks.o.
16842 * config/t-vxworks (vxworks.o): New target.
16843 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16844 (TARGET_ASM_CONSTRUCTOR): Define.
16845 (TARGET_ASM_DESTRUCTOR): Likewise.
16846 (vxworks_asm_out_constructor): Declare.
16847 (vxworks_asm_out_destructor): Likewise.
16849 * c-common.c (get_priority): Check that we have not just an
16850 INTEGER_CST, but an integer constant with integeral type.
16852 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16854 PR tree-optimization/30938
16855 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16856 use &dt[nargs-1] instead of &dt[nargs] in the call to
16857 vect_is_simple_use().
16859 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16861 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16862 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16863 Do not attempt to handle MEM inside auto-inc expressions.
16864 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16865 of a register modified by an auto-inc expression. However, do handle
16866 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16867 (elimination_effects): Prohibit elimination of a register modified
16868 by an auto-inc expression. Disable register elimination rules whose
16869 target register is modified by an auto-inc expression with variable
16872 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16874 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16876 (array_at_struct_end_p): New function.
16877 (idx_infer_loop_bounds): Use it.
16878 (estimate_numbers_of_iterations_loop): Export.
16879 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16880 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16881 (tree_estimate_probability): Call record_loop_exits.
16882 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16883 (estimated_loop_iterations, estimated_loop_iterations_int,
16884 estimated_loop_iterations_tree): New functions.
16885 (analyze_siv_subscript_cst_affine,
16886 compute_overlap_steps_for_affine_1_2,
16887 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16888 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16889 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16890 (PRED_LOOP_ITERATIONS_GUESSED): New.
16891 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16892 * cfgloop.h (estimate_numbers_of_iterations_loop,
16893 estimated_loop_iterations_int): Declare.
16895 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16897 * doc/extend.texi: Document optional priority argument to
16898 constructors and destructors.
16899 * tree.c (init_priority_for_decl): Adjust GTY markers.
16900 (init_ttree): Use priority-info hash functions for
16901 init_priority_for_decl.
16902 (tree_map_eq): Rename to ...
16903 (tree_map_base_eq): ... this.
16904 (tree_map_marked_p): Rename to ...
16905 (tree_map_base_marked_p): ... this.
16906 (tree_map_base_hash): New function.
16907 (decl_init_priority_lookup): Rework.
16908 (decl_fini_priority_lookup): New function.
16909 (decl_priority_info): New function.
16910 (decl_init_priority_insert): Use it.
16911 (decl_fini_priority_insert): Likewise.
16912 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16914 (decl_restrict_base_insert): Likewise.
16915 (decl_debug_expr_insert): Likewise.
16916 (decl_value_expr_lookup): Likewise.
16917 (decl_value_expr_insert): Likewise.
16918 * tree.h (priority_type): New type.
16919 (decl_init_priority_lookup): Use priority_type.
16920 (decl_fini_priority_lookup): New function.
16921 (decl_init_priority_insert): Use priority_type.
16922 (decl_fini_priority_insert): New function.
16923 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16924 (DECL_INIT_PRIORITY): Likewise.
16925 (SET_DECL_INIT_PRIORITY): Add comment.
16926 (DECL_FINI_PRIORITY): New macro.
16927 (SET_DECL_FINI_PRIORITY): Likewise.
16928 (DEFAULT_INIT_PRIORITY): Document.
16929 (MAX_INIT_PRIORITY): Likewise.
16930 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16931 (tree_map_base): New type.
16932 (tree_map_base_eq): New function.
16933 (tree_map_base_hash): Likewise.
16934 (tree_map_base_marked_p): Likewise.
16935 (tree_map): Inherit from tree_map_base.
16936 (tree_map_eq): Make it a macro.
16937 (tree_map_marked_p): Likewise.
16938 (tree_int_map): Inherit from tree_map_base.
16939 (tree_int_map_eq): Make it a macro.
16940 (tree_int_map_hash): Likewise.
16941 (tree_int_map_marked_p): Likewise.
16942 (tree_priority_map): New type.
16943 (tree_priority_map_eq): New macro.
16944 (tree_priority_map_hash): Likewise.
16945 (tree_priority_map_marked_p): Likewise.
16946 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16948 (emutls_common_1): Likewise.
16949 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16950 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16951 of tree_map hierarchy.
16952 * tree-cfg.c (move_stmt_r): Likewise.
16953 (new_label_mapper): Likewise.
16954 * c-tree.h (c_expand_body): Move to ...
16955 * c-common.h (c_expand_body): ... here.
16956 * c-decl.c (c_expand_body): Move to ...
16957 * c-common.c (c_expand_body): ... here.
16958 (c_common_attribute_table): Allow 1 argument for the constructor
16959 and destructor attributes.
16960 (get_priority): New function.
16961 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16962 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16964 2007-02-24 Jan Hubicka <jh@suse.cz>
16966 PR middle-end/30509
16967 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16968 copying for inlining.
16970 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16971 Jan Hubicka <jh@suse.cz>
16974 * i386.c (counter_mode): New function.
16975 (expand_set_or_movmem_via_loop): Use it.
16976 (expand_movmem_epilogue): Likewise; fix pasto.
16977 (ix86_expand_movmem): Do emit guard even for constant counts.
16978 (ix86_expand_setmem): Likewise.
16980 2007-02-25 Nick Clifton <nickc@redhat.com>
16982 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16983 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16985 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16988 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16989 count argument with 0x10, not with 0x16.
16990 (expand_setmem_epilogue): Ditto.
16992 2007-02-24 Mike Stump <mrs@apple.com>
16994 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
16997 2007-02-24 Richard Guenther <rguenther@suse.de>
16999 PR middle-end/30951
17000 * fold-const.c (fold_binary): Fold x +- CST op x for
17001 EQ_EXPR and NE_EXPR.
17003 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17005 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17007 2007-02-24 Jan Hubicka <jh@suse.cz>
17009 * cgraphunit.c (decide_is_function_needed): Honor
17010 -fkeep-inline-functions.
17012 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17014 * builtins.c (fold_builtin_modf): New.
17015 (fold_builtin_2): Use it.
17017 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17019 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17020 (determine_max_iter): Take additional LOOP arg; all callers changed.
17021 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17022 one using simplifications.
17023 (simplify_using_initial_values): Return if the expression becomes
17024 invalid due to altered regs.
17026 2007-02-23 DJ Delorie <dj@redhat.com>
17028 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17030 2007-02-23 Mike Stump <mrs@apple.com>
17032 * tlink.c (scan_linker_output): Parse linker messages from
17033 darwin9's linker better.
17035 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17038 * varpool.c (varpool_assemble_pending_decls): Set
17039 varpool_last_needed_node to null.
17041 2007-02-23 DJ Delorie <dj@redhat.com>
17043 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17044 alignment bigger than the object file can handle.
17046 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17049 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17050 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17051 (*movsf_1): Penalize MMX moves.
17053 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17055 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17056 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17058 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17060 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17062 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17063 (fold_builtin_1): Use them.
17064 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17065 BUILT_IN_SIGNIFICAND.
17067 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17069 * config/i386/i386.c (bdesc_1arg): Initialize
17070 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17071 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17072 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17073 and IX86_BUILTIN_MOVSLDUP.
17075 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17077 PR rtl-optimization/30841
17078 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17080 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17082 * builtins.c (fold_builtin_frexp): New.
17083 (fold_builtin_2): Use it.
17085 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17087 * doc/invoke.texi (Spec Files): Document getenv spec function.
17089 * gcc.c (getenv_spec_function): New function.
17090 (static_spec_functions): Add it.
17091 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17092 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17095 2007-02-22 Michael Matz <matz@suse.de
17098 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17099 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17101 2007-02-22 Ian Lance Taylor <iant@google.com>
17104 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17105 (mem_loc_descriptor): Call it.
17107 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17108 Ira Rosen <irar@il.ibm.com>
17110 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17112 2007-02-22 Ira Rosen <irar@il.ibm.com>
17114 PR tree-optimization/30843
17115 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17116 stores only after all the group is vectorized.
17118 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17120 PR tree-optimization/30858
17121 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17122 in the reduction cycle have a single use in the loop.
17123 * tree-vectorizer.h (relevant): Add documentation.
17125 2007-02-20 Mike Stump <mrs@apple.com>
17127 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17128 * configure: Regenerate.
17130 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17132 Change the defaults of some parameters and options.
17133 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17134 * config/spu/spu.c (spu_optimization_options): Add.
17135 (spu_override_options): Change params in spu_optimization_options.
17136 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17138 Register 127 is only 16 byte aligned when used as a frame pointer.
17139 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17140 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17141 HARD_FRAME_POINTER_REGNUM.
17142 (spu_legitimate_address): Use regno_aligned_for_reload.
17143 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17144 aligned when frame_pointer_needed is true.
17145 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17147 * config/spu/spu.h (INIT_EXPANDERS): Define.
17149 Make sure shift and rotate instructions have valid immediate operands.
17150 * config/spu/predicates.md (spu_shift_operand): Remove.
17151 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17152 * config/spu/constraints.md (W, O): Extend range.
17153 * config/spu/spu.md (umask, nmask): Define.
17154 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17155 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17156 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17157 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17158 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17159 (lshr<mode>3_reg): Fix rtl description.
17161 Make sure mulhisi immediate operands are valid.
17162 * config/spu/predicates.md (imm_K_operand): Add.
17163 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17165 Generate constants using fsmbi and andi.
17166 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17167 (print_operand, spu_split_immediate, classify_immediate,
17168 fsmbi_const_p): Handle IC_FSMBI2.
17170 Correctly handle a CONST_VECTOR containing symbols.
17171 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17172 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17173 (immediate_load_p): Allow symbols that use 2 instructions to create.
17174 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17175 with symbols when flag_pic is set.
17176 (const_vector_immediate_p): New.
17177 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17178 accept a CONST_VECTOR with symbols.
17179 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17180 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17182 * config/spu/spu.md (high, low): Delete.
17183 (low_<mode>): Define.
17185 Remove INTRmode and INTR_REGNUM, which didn't work.
17186 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17188 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17189 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17190 peephole2 pattern): Don't use INTR or 131.
17191 (movintrcc): Delete.
17192 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17193 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17194 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17195 (UNSPEC_SET_INTR): Add.
17196 * config/spu/spu-modes.def (INTR): Remove.
17198 More accurate warnings about run-time relocations.
17199 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17201 Correctly warn about immediate arguments to specific intrinsics.
17202 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17203 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17204 the instruction predicate.
17206 Fix tree check errors with latest update.
17207 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17209 (spu_expand_builtin): Use CALL_EXPR_FN.
17211 Add missing specific intrinsics.
17212 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17214 * config/spu/spu_internals.h: Ditto.
17216 Fix incorrect operand modifiers.
17217 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17218 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17220 Optimize one case of zero_extend of a vec_select.
17221 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17223 Accept any immediate for hbr.
17224 * config/spu/spu.md (hbr): Change s constraints to i.
17226 2007-02-21 Paul Brook <paul@codesourcery.com>
17228 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17229 condexec_count when skipping USE and CLOBBER.
17231 2007-02-21 Nick Clifton <nickc@redhat.com>
17233 * common.opt (Warray-bounds): Add Warning attribute.
17234 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17236 (fsized-zeroes): Add Optimization attribute.
17237 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17238 * c.opt (Wc++0x-compat): Add Warning attribute.
17240 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17242 PR middle-end/30761
17243 * reload1.c (eliminate_regs_in_insn): In the single_set special
17244 case, attempt to re-recognize the insn before falling back to
17245 having reload fix it up.
17247 2007-02-20 Eric Christopher <echristo@gmail.com>
17249 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17250 Rewrite accordingly.
17251 (frv_read_iacc_argument): Ditto.
17252 (frv_expand_set_builtin): Take a call instead of arglist, update for
17254 (frv_expand_unop_builtin): Ditto.
17255 (frv_expand_binop_builtin): Ditto.
17256 (frv_expand_cut_builtin): Ditto.
17257 (frv_expand_binopimm_builtin): Ditto.
17258 (frv_expand_voidbinop_builtin): Ditto.
17259 (frv_expand_int_void2arg): Ditto.
17260 (frv_expand_prefetches): Ditto.
17261 (frv_expand_voidtriop_builtin): Ditto.
17262 (frv_expand_voidaccop_builtin): Ditto.
17263 (frv_expand_load_builtin): Ditto.
17264 (frv_expand_store_builtin): Ditto.
17265 (frv_expand_mdpackh_builtin): Ditto.
17266 (frv_expand_mclracc_builtin): Ditto.
17267 (frv_expand_mrdacc_builtin): Ditto.
17268 (frv_expand_mwtacc_builtin): Ditto.
17269 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17272 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17274 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17275 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17277 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17278 point instructions.
17279 * configure: Regenerate.
17280 * config.in: Regenerate.
17281 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17282 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17283 masks to power6 and power6x and to POWERPC_MASKS.
17284 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17286 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17287 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17288 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17289 Access PROTOTYPE as variable, not mask.
17291 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17293 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17294 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17295 * combine.c (adjust_for_new_dest): Use it.
17296 * postreload.c (reload_combine): Likewise.
17298 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17300 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17301 notes on an insn with multiple sets, even if single_set returns
17302 non-NULL for that insn.
17304 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17306 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17307 scalbn and scalbln.
17309 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17311 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17312 if user didn't pass it.
17313 * config/i386/darwin.h (CC1_SPEC): Likewise.
17314 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17315 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17316 -mmacosx-version-min.
17318 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17319 Uros Bizjak <ubizjak@gmail.com>
17321 * optabs.h (enum optab_index): Add new OTI_scalb.
17322 (scalb_optab): Define corresponding macro.
17323 * optabs.c (init_optabs): Initialize scalb_optab.
17324 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17326 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17327 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17328 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17329 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17330 flag_unsafe_math_optimizations is set.
17332 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17333 to implement scalbf, scalb and scalbl built-ins as inline x87
17336 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17337 DJ Delorie <dj@redhat.com>
17340 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17341 (diagnostic_report_diagnostic): ... here, and turn them into real
17342 errors. If warnings are inhibited, no need to do anything.
17344 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17346 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17347 better code generation.
17349 2007-02-20 Ben Elliston <bje@au.ibm.com>
17351 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17353 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17355 * config/alpha/alpha.c, config/alpha/alpha.md,
17356 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17357 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17358 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17359 config/arm/lib1funcs.asm: Follow spelling conventions.
17361 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17362 config/fr30/fr30.md, config/i386/i386.h,
17363 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17364 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17365 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17366 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17367 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17368 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17369 config/sparc/sparc.c, config/sparc/sparc.h,
17370 config/sparc/sparc.md, config/spu/constraints.md,
17371 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17374 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17377 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17380 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17382 * doc/invoke.texi (-ftree-lrs): Remove.
17384 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17386 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17389 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17391 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17392 new CALL_EXPR_FN macro for retrieving the function
17393 declaration of the input expression.
17395 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17397 * c.opt (Waddress): New.
17398 * common.opt (Walways-true): Delete.
17399 (Wstring-literal-comparison): Delete.
17400 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17401 -Wstring-literal-comparison. Add -Waddress.
17403 (Walways-true): Delete.
17404 (Wstring-literal-comparison): Delete.
17405 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17406 consistently instead of -Walways-true in example.
17407 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17408 * c-typeck.c (parser_build_binary_op): Replace
17409 -Wstring-literal-comparison and -Walways-true with -Waddress.
17410 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17413 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17415 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17416 without DECL_STRUCT_FUNCTION initialized.
17418 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17420 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17421 due to calls to functions taking pointers as parameters.
17423 2007-02-19 Richard Henderson <rth@redhat.com>
17426 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17429 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17431 * config/s390/s390.c (s390_call_saved_register_used,
17432 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17433 accessed to the new scheme.
17435 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17437 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17438 (cris_print_index, cris_print_operand, cris_print_operand_address)
17439 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17440 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17441 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17442 GET_CODE () == xxx.
17443 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17444 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17445 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17446 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17447 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17448 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17449 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17450 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17451 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17452 (uminsi3, call, call_value): Ditto.
17453 (define_split: indir_to_reg_split, unnamed): Ditto.
17455 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17457 PR tree-optimization/30975
17458 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17461 2007-02-18 Eric Christopher <echristo@gmail.com>
17463 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17464 Remove use of arglist.
17465 (mips_expand_builtin): Remove use of arglist, pass in expr.
17466 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17467 (mips_expand_builtin_movtf): Ditto.
17468 (mips_expand_builtin_compare): Ditto.
17470 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17472 * tree-sra.c (sra_build_assignment): Replace assertion
17473 checking with a comment explaining why it can't be done.
17475 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17477 PR middle-end/30833
17478 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17479 during CALL_EXPR representation conversion.
17480 * tree-ssa-propagate.c (set_rhs): Likewise.
17482 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17484 * tree-sra.c (sra_build_assignment): Disable assertion checking
17487 2007-02-18 Roger Sayle <roger@eyesopen.com>
17489 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17490 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17491 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17493 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17494 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17495 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17496 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17497 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17498 force_gimple_operand): Likewise.
17499 * ipa-cp.c (constant_val_insert): Likewise.
17500 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17501 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17502 perfect_nestify): Likewise.
17503 * langhooks.c (lhd_omp_assignment): Likewise.
17504 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17505 lower_copyprivate_clauses, lower_send_clauses,
17506 lower_send_shared_vars, expand_parallel_call,
17507 expand_omp_for_generic, expand_omp_for_static_nochunk,
17508 expand_omp_for_static_chunk, expand_omp_sections,
17509 lower_omp_single_copy, lower_omp_for_lastprivate,
17510 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17511 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17512 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17515 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17517 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17518 config/sh/sh.md: Follow spelling conventions.
17520 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17521 config/frv/predicates.md: Follow spelling conventions.
17523 * config/m68k/linux-unwind.h: Fix a comment typo.
17524 * target.h: Follow spelling conventions.
17526 2007-02-18 Roger Sayle <roger@eyesopen.com>
17528 PR rtl-optimization/28173
17529 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17530 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17531 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17532 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17533 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17535 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17537 * builtins.c (fold_builtin_load_exponent): New.
17538 (fold_builtin_2): Use it.
17540 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17542 PR rtl-optimization/30773
17543 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17544 if we fail to attach a REG_EQUIV note.
17546 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17547 Roger Sayle <roger@eyesopen.com>
17549 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17551 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17553 * calls.c (initialize_argument_information): Pass original EXP
17554 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17555 code to split complex arguments here, as part of initializing the
17557 (expand_call): Remove code that builds a list of arguments and
17558 inserts implicit arguments into it. Instead, just count how many
17559 implicit arguments there will be so we can determine the size of
17560 the ARGS array, and let initialize_argument_information do the work.
17561 (split_complex_values): Delete unused function.
17563 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17565 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17567 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17569 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17570 for arg pointer based indexed addressing.
17572 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17574 * config/ia64/ia64.h, config/ia64/ia64.md,
17575 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17576 spelling conventions.
17578 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17580 * config/m68k/m68k.c (split_di): New.
17581 * config/m68k/m68k-protos.h: Declare split_di.
17582 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17583 Improve predicate handling and split constant shifts.
17585 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17587 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17588 parameter for register bitfield operations, general predicates
17591 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17593 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17594 * config/m68k/linux-unwind.h: New file.
17596 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17598 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17599 config/i386/athlon.md, config/ia64/ia64.md,
17600 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17601 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17602 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17603 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17604 tree-vect-transform.c: Fix comment typos.
17606 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17608 * sched-deps.c (find_insn_list): Remove.
17609 * sched-int.h: Remove the prototype for find_insn_list.
17611 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17613 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17615 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17616 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17617 darwin_rs6000_override_options.
17618 (C_COMMON_OVERRIDE_OPTIONS): Expect
17619 darwin_macosx_version_min to be non-NULL always.
17620 (TARGET_C99_FUNCTIONS): Likewise.
17621 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17622 (DARWIN_MINVERSION_SPEC): New.
17623 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17624 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17626 (DARWIN_MINVERSION_SPEC): New.
17627 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17629 * config/darwin-c.c (darwin_cpp_builtins): Expect
17630 darwin_macosx_version_min to be non-NULL always.
17632 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17634 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17636 * config/i386/i386.h (x86_use_xchgb): New.
17637 (TARGET_USE_XCHGB): New macro.
17638 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17639 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17640 Split after reload into bswaphi for shifts of 8.
17641 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17642 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17643 or when optimizing for size.
17645 2007-02-16 Richard Guenther <rguenther@suse.de>
17646 Christian Bruel <christian.bruel@st.com>
17648 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17649 DECLs but prefer SSA_NAMEs over DECLs.
17651 2007-02-16 Richard Guenther <rguenther@suse.de>
17653 * tree-flow-inline.h (single_imm_use_p): Remove.
17654 (zero_imm_uses_p): Likewise.
17655 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17656 instead of single_imm_use_p.
17657 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17660 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17663 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17664 nested double- and backquotes.
17666 2007-02-15 Roger Sayle <roger@eyesopen.com>
17668 PR middle-end/30391
17669 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17670 should be unreachable.
17671 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17672 For the time being redirect GIMPLE_MODIFY_STMT to the new
17673 (renamed) build_gimple_modify_stmt_stat.
17674 (build2_gimple_stat): Rename to...
17675 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17676 Always build a GIMPLE_MODIFY_STMT node.
17677 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17678 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17681 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17682 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17683 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17684 expand_complex_div_wide): Likewise.
17685 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17686 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17687 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17688 * tree-ssa-loop-manip.c (create_iv): Likewise.
17689 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17690 abs_replacement): Likewise.
17691 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17692 realify_fake_stores): Likewise.
17694 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17695 node rather than a GIMPLE_MODIFY_STMT node.
17696 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17697 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17699 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17700 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17701 GIMPLE_MODIFY_STMT.
17703 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17705 PR middle-end/30433
17706 * fold-const.c (fold_comparison): Add back the
17707 folding of constant complex comparisions.
17709 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17711 PR middle-end/30729
17712 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17713 effects unknown to this function, return early.
17715 2007-02-15 Ian Lance Taylor <iant@google.com>
17717 * lower-subreg.c (move_eh_region_note): New static function.
17718 (resolve_simple_move): Call it.
17719 (decompose_multiword_subregs): Track blocks for which we resolve a
17720 simple move which is also a control flow insn. Pass them to
17721 find_many_sub_basic_blocks.
17722 (pass_lower_subreg): Add TODO_verify_flow.
17723 (pass_lower_subreg2): Likewise.
17725 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17726 Brooks Moses <brooks.moses@codesourcery.com>
17727 Lee Millward <lee.millward@codesourcery.com>
17729 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17730 (VL_EXP_CLASS_P): New.
17731 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17733 (TREE_OPERAND_CHECK_CODE): Likewise.
17734 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17735 (TREE_RTL_OPERAND_CHECK): Likewise.
17736 (tree_operand_check_failed): Make second parameter the whole tree
17737 instead of its code. Fixed callers.
17738 (VL_EXP_CHECK): New.
17739 (TREE_OPERAND_LENGTH): New.
17740 (VL_EXP_OPERAND_LENGTH): New.
17741 (CALL_EXPR_FN): New.
17742 (CALL_EXPR_STATIC_CHAIN): New.
17743 (CALL_EXPR_ARGS): New.
17744 (CALL_EXPR_ARG): New.
17745 (call_expr_nargs): New.
17746 (CALL_EXPR_ARGP): New.
17747 (build_nt_call_list): Declare.
17748 (build_vl_exp_stat): Declare.
17749 (build_vl_exp): New.
17750 (build_call_list): Declare.
17751 (build_call_nary): Declare.
17752 (build_call_valist): Declare.
17753 (build_call_array): Declare.
17754 (call_expr_arg): Declare.
17755 (call_expr_argp): Declare.
17756 (call_expr_arglist): Declare.
17757 (fold_build_call_list): Declare.
17758 (fold_build_call_list_initializer): Declare.
17759 (fold_call_expr): Declare to replace fold_builtin.
17760 (fold_builtin_fputs): Update to agree with modified definition.
17761 (fold_builtin_strcpy): Likewise.
17762 (fold_builtin_strncpy): Likewise.
17763 (fold_builtin_memory_chk): Likewise.
17764 (fold_builtin_stxcpy_chk): Likewise.
17765 (fold_builtin_strncpy_chk): Likewise.
17766 (fold_builtin_next_arg): Likewise.
17767 (fold_build_call_expr): Declare.
17768 (fold_builtin_call_list): Declare.
17769 (fold_builtin_call_valist): Declare.
17770 (build_call_expr): Declare.
17771 (validate_arglist): Update to agree with modified definition.
17772 (tree_operand_length): New.
17773 (call_expr_arg_iterator): New.
17774 (init_call_expr_arg_iterator): New.
17775 (next_call_expr_arg): New.
17776 (first_call_expr_arg): New.
17777 (more_call_expr_args_p): New.
17778 (FOR_EACH_CALL_EXPR_ARG): New.
17780 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17781 and tcc_gimple_stmt.
17782 (tree_code_size): Update documentation. Use sizeof (tree) rather
17783 than sizeof (char *).
17784 (tree_size): Likewise. Add case for tcc_vl_exp.
17785 (tree_node_structure): Add case for tcc_vl_exp.
17786 (contains_placeholder_p): Likewise.
17787 (substitute_in_expr): Likewise.
17788 (substitute_placeholder_in_expr): Likewise.
17789 (stabilize_reference_1): Likewise.
17790 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17791 to diagnose breakage of this interface for constructing CALL_EXPRs.
17792 (build_nt): Add similar assertion here.
17793 (build_nt_call_list): New.
17794 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17795 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17797 (get_callee_fndecl): Use new CALL_EXPR accessors.
17798 (tree_operand_check_failed): Change parameters to pass entire node
17799 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17800 (process_call_operands): New.
17801 (build_vl_exp_stat): New.
17802 (build_call_list): New.
17803 (build_call_nary): New.
17804 (build_call_valist): New.
17805 (build_call_array): New.
17806 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17807 (call_expr_arglist): New.
17809 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17810 tcc_vl_exp instead of a fixed-size tcc_expression.
17812 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17813 accessors for CALL_EXPRs.
17814 (AGGR_INIT_EXPR): Likewise.
17816 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17817 Brooks Moses <brooks.moses@codesourcery.com>
17818 Lee Millward <lee.millward@codesourcery.com>
17820 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17821 (expand_builtin_nonlocal_goto): Change parameter to be entire
17822 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17823 (expand_builtin_prefetch): Likewise.
17824 (expand_builtin_classify_type): Likewise.
17825 (mathfn_built_in): Return NULL_TREE instead of 0.
17826 (expand_errno_check): Use new CALL_EXPR accessors.
17827 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17828 Return NULL_RTX instead of 0.
17829 (expand_builtin_mathfn_2): Likewise.
17830 (expand_builtin_mathfn_3): Likewise.
17831 (expand_builtin_interclass_mathfn): Likewise.
17832 (expand_builtin_sincos): Likewise.
17833 (expand_builtin_cexpi): Likewise.
17834 (expand_builtin_int_roundingfn): Likewise.
17835 (expand_builtin_int_roundingfn_2): Likewise.
17836 (expand_builtin_pow): Likewise.
17837 (expand_builtin_powi): Likewise.
17838 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17839 of arglist, fixing callers appropriately. Use new CALL_EXPR
17840 accessors and constructors. Return NULL_RTX instead of 0.
17841 (expand_builtin_strstr): Likewise.
17842 (expand_builtin_strchr): Likewise.
17843 (expand_builtin_strrchr): Likewise.
17844 (expand_builtin_strpbrk): Likewise.
17845 (expand_builtin_memcpy): Likewise.
17846 (expand_builtin_mempcpy): Likewise.
17847 (expand_builtin_mempcpy_args): New.
17848 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17849 (expand_builtin_memmove_args): New.
17850 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17851 (expand_movstr): Likewise.
17852 (expand_builtin_strcpy): Likewise.
17853 (expand_builtin_strcpy_args): New.
17854 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17855 (expand_builtin_strncpy): Likewise.
17856 (expand_builtin_memset): Likewise.
17857 (expand_builtin_memset_args): New.
17858 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17859 (expand_builtin_memcmp): Likewise.
17860 (expand_builtin_strcmp): Likewise.
17861 (expand_builtin_strncmp): Likewise.
17862 (expand_builtin_strcat): Likewise.
17863 (expand_builtin_strncat): Likewise.
17864 (expand_builtin_strspn): Likewise.
17865 (expand_builtin_strcspn): Likewise.
17866 (expand_builtin_args_info): Likewise.
17867 (expand_builtin_va_start): Likewise.
17868 (gimplify_va_arg_expr): Likewise.
17869 (expand_builtin_va_end): Likewise.
17870 (expand_builtin_va_copy): Likewise.
17871 (expand_builtin_frame_address): Likewise.
17872 (expand_builtin_alloca): Likewise.
17873 (expand_builtin_bswap): Likewise.
17874 (expand_builtin_unop): Likewise.
17875 (expand_builtin_fputs): Likewise.
17876 (expand_builtin_expect): Likewise.
17877 (expand_builtin_fabs): Likewise.
17878 (expand_builtin_copysign): Likewise.
17879 (expand_builtin_printf): Likewise.
17880 (expand_builtin_fprintf): Likewise.
17881 (expand_builtin_sprintf): Likewise.
17882 (expand_builtin_init_trampoline): Likewise.
17883 (expand_builtin_signbit): Likewise.
17884 (expand_builtin_fork_or_exec): Likewise.
17885 (expand_builtin_sync_operation): Likewise.
17886 (expand_builtin_compare_and_swap): Likewise.
17887 (expand_builtin_lock_test_and_set): Likewise.
17888 (expand_builtin_lock_release): Likewise.
17889 (expand_builtin): Likewise.
17890 (builtin_mathfn_code): Likewise.
17892 (fold_builtin_constant_p): Pass call arguments individually instead
17893 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17894 accessors and constructors. Return NULL_TREE instead of 0.
17895 (fold_builtin_expect): Likewise.
17896 (fold_builtin_classify_type): Likewise.
17897 (fold_builtin_strlen): Likewise.
17898 (fold_builtin_nan): Likewise.
17899 (integer_valued_real_p): Likewise.
17900 (fold_trunc_transparent_mathfn): Likewise.
17901 (fold_fixed_mathfn): Likewise.
17902 (fold_builtin_cabs): Likewise.
17903 (fold_builtin_sqrt): Likewise.
17904 (fold_builtin_cbrt): Likewise.
17905 (fold_builtin_cos): Likewise.
17906 (fold_builtin_cosh): Likewise.
17907 (fold_builtin_tan): Likewise.
17908 (fold_builtin_sincos): Likewise.
17909 (fold_builtin_cexp): Likewise.
17910 (fold_builtin_trunc): Likewise.
17911 (fold_builtin_floor): Likewise.
17912 (fold_builtin_ceil): Likewise.
17913 (fold_builtin_round): Likewise.
17914 (fold_builtin_int_roundingfn): Likewise.
17915 (fold_builtin_bitop): Likewise.
17916 (fold_builtin_bswap): Likewise.
17917 (fold_builtin_logarithm): Likewise.
17918 (fold_builtin_hypot): Likewise.
17919 (fold_builtin_pow): Likewise.
17920 (fold_builtin_powi): Likewise.
17921 (fold_builtin_exponent): Likewise.
17922 (fold_builtin_memset): Likewise.
17923 (fold_builtin_bzero): Likewise.
17924 (fold_builtin_memory_op): Likewise.
17925 (fold_builtin_bcopy): Deleted; call site changed to invoke
17926 fold_builtin_memory_op directly.
17927 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17928 (fold_builtin_strncpy): Likewise.
17929 (fold_builtin_memcmp): Likewise.
17930 (fold_builtin_strcmp): Likewise.
17931 (fold_builtin_strncmp): Likewise.
17932 (fold_builtin_signbit): Likewise.
17933 (fold_builtin_copysign): Likewise.
17934 (fold_builtin_isascii): Likewise.
17935 (fold_builtin_toascii): Likewise.
17936 (fold_builtin_isdigit): Likewise.
17937 (fold_builtin_fabs): Likewise.
17938 (fold_builtin_abs): Likewise.
17939 (fold_builtin_fmin_fmax): Likewise.
17940 (fold_builtin_carg): Likewise.
17941 (fold_builtin_classify): Likewise.
17942 (fold_builtin_unordered_cmp): Likewise.
17944 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17945 New functions split out from fold_builtin_1.
17946 (fold_builtin_n): New.
17947 (fold_builtin_varargs): New.
17948 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17950 (fold_call_expr): New.
17951 (build_function_call_expr): Rewrite to use new helper function.
17952 (fold_builtin_call_list): New.
17953 (build_call_expr): New.
17954 (fold_builtin_call_valist): New.
17955 (rewrite_call_expr): New.
17956 (validate_arg): New.
17957 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17958 of an arglist. Change return type to bool. Use new CALL_EXPR
17961 (fold_builtin_strstr): 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_strchr): Likewise.
17965 (fold_builtin_strrchr): Likewise.
17966 (fold_builtin_strpbrk): Likewise.
17967 (fold_builtin_strcat): Likewise.
17968 (fold_builtin_strncat): Likewise.
17969 (fold_builtin_strspn): Likewise.
17970 (fold_builtin_strcspn): Likewise.
17971 (fold_builtin_fputs): Likewise.
17972 (fold_builtin_next_arg): Likewise.
17973 (fold_builtin_sprintf): Likewise.
17975 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17976 NULL_RTX instead of 0.
17977 (expand_builtin_memory_chk): Likewise.
17978 (maybe_emit_chk_warning): Likewise.
17979 (maybe_emit_sprintf_chk_warning): Likewise.
17981 (fold_builtin_object_size): Pass call arguments individually instead
17982 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17983 accessors and constructors. Return NULL_TREE instead of 0.
17984 (fold_builtin_memory_chk): Likewise.
17985 (fold_builtin_stxcpy_chk): Likewise.
17986 (fold_builtin_strncpy_chk): Likewise.
17987 (fold_builtin_strcat_chk): Likewise.
17988 (fold_builtin_strcat_chk): Likewise.
17989 (fold_builtin_strncat_chk): Likewise.
17990 (fold_builtin_sprintf_chk): Likewise.
17991 (fold_builtin_snprintf_chk): Likewise.
17992 (fold_builtin_printf): Likewise.
17993 (fold_builtin_vprintf): Likewise.
17995 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
17997 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
17998 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17999 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18000 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18001 (fold_unary): Likewise.
18002 (fold_binary): Likewise.
18003 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18004 ternary expressions.
18005 (fold): Add logic for tcc_vl_exp.
18006 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18007 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18008 (fold_build3_stat): Add assertion to flag broken interface for
18009 constructing CALL_EXPRs.
18010 (fold_build_call_list): New.
18011 (fold_build_call_list_initializer): New.
18012 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18014 (fold_strip_sign_ops): Likewise.
18016 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18017 Brooks Moses <brooks.moses@codesourcery.com>
18018 Lee Millward <lee.millward@codesourcery.com>
18020 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18021 accessors and dump arguments explicitly.
18023 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18025 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18027 (print_call_name): Use new CALL_EXPR accessors.
18029 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18030 CALL_EXPR arguments explicitly instead of as a list. Use
18031 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18033 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18034 (vrp_visit_stmt): Likewise.
18036 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18037 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18039 (force_move_till_expr): Likewise.
18041 * targhooks.c (default_external_stack_protect_fail): Use
18042 build_call_expr instead of build_function_call_expr.
18043 (default_hidden_stack_protect_fail): Likewise.
18045 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18048 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18049 and walk arguments explicitly.
18051 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18052 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18053 (expand_simple_operations): Likewise.
18054 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18056 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18057 of TREE_CODE_LENGTH.
18058 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18060 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18061 instead of TREE_CODE_LENGTH.
18063 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18064 (tree_ic_transform): Likewise.
18065 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18066 parameter instead of arglist. Fix callers.
18067 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18068 (tree_stringops_transform): Likewise.
18069 (tree_indirect_call_to_profile): Likewise.
18070 (tree_stringops_values_to_profile): Likewise.
18072 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18073 (eliminate_tail_call): Likewise.
18075 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18077 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18078 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18080 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18082 * omp-low.c (build_omp_barrier): Use build_call_expr.
18083 (lower_rec_input_clauses): Likewise.
18084 (lower_reduction_clauses): Likewise.
18085 (expand_parallel_call): Likewise.
18086 (maybe_catch_exception): Likewise.
18087 (expand_omp_for_generic): Likewise.
18088 (expand_omp_for_static_nochunk): Likewise.
18089 (expand_omp_sections): Likewise.
18090 (lower_omp_single_simple): Likewise.
18091 (lower_omp_single_copy): Likewise.
18092 (lower_omp_master): Likewise.
18093 (lower_omp_ordered): Likewise.
18094 (lower_omp_critical): Likewise.
18096 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18097 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18099 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18100 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18101 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18103 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18104 and generalize to handle any number of operands.
18105 (chrec_contains_undetermined): Likewise.
18106 (tree_contains_chrecs): Likewise.
18107 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18109 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18111 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18112 fold_call_expr instead of fold_builtin.
18113 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18114 match declarations there.
18115 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18118 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18119 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18121 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18122 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18124 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18127 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18128 (execute_cse_sincos): Use new CALL_EXPR accessors.
18130 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18132 * gimple-low.c (lower_function_body): Use build_call_expr.
18133 (lower_builtin_setjmp): Likewise.
18135 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18136 (set_storage_via_libcall): Likewise.
18137 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18138 instead of TREE_CODE_LENGTH.
18139 (expand_expr_real_1): Use new CALL_EXPR accessors.
18141 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18142 generalize to handle any number of operands.
18143 (TB_parent_eq): Likewise.
18145 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18146 (strip_builtin_expect): Likewise.
18148 * function.c (gimplify_parameters): Use build_call_expr.
18150 * tree-vectorizer.c (vect_is_simple_reduction): Use
18151 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18153 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18154 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18156 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18159 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18160 (gimplify_decl_expr): Likewise.
18161 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18162 Use new CALL_EXPR iterators.
18163 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18164 (gimplify_modify_expr_to_memset): Likewise.
18165 (gimplify_variable_sized_compare): Likewise.
18166 (gimplify_omp_atomic_fetch_op): Likewise.
18167 (gimplify_omp_atomic_pipeline): Likewise.
18168 (gimplify_omp_atomic_mutex): Likewise.
18169 (gimplify_function_tree): Likewise.
18171 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18172 (call_expr_flags): Likewise.
18173 (expand_call): Likewise.
18175 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18176 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18179 * coverage.c (create_coverage): Use build_call_expr.
18181 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18182 (temp_call_expr_obstack): New.
18183 (pool_copy_list): Delete.
18184 (temp_copy_call_expr): New.
18185 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18186 CALL_EXPR accessors. Get rid of special goo for copying argument
18187 lists and use temp_copy_call_expr instead.
18188 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18189 CALL_EXPR accessors.
18190 (create_expression_by_pieces): Likewise. Use build_call_array
18191 to construct the result instead of fold_build3.
18192 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18193 dealing with argument lists.
18194 (init_pre): Remove references to expression_node_pool and
18195 list_node_pool. Init temp_call_expr_obstack instead.
18196 (fini_pre): Remove references to expression_node_pool and
18199 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18200 and walk arguments explicitly instead of as a list.
18202 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18203 (mx_register_decls): Likewise.
18204 (mudflap_register_call): Likewise.
18205 (mudflap_finish_file): Likewise.
18207 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18208 (ipa_callsite_compute_param): Likewise.
18210 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18211 accessors and constructor.
18213 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18214 accessors and constructor.
18215 (convert_tramp_reference): Likewise.
18216 (convert_call_expr): Likewise.
18217 (finalize_nesting_tree_1): Likewise.
18219 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18222 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18224 * tree-inline.c (initialize_inlined_parameters): Pass entire
18225 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18227 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18228 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18230 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18231 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18232 (vectorizable_reduction): Likewise.
18233 (vectorizable_call): Use new CALL_EXPR iterators.
18234 (vectorizable_conversion): Use build_call_expr.
18235 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18236 (vect_gen_widened_results_half): Use build_call_expr.
18237 (vect_setup_realignment): Likewise.
18238 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18240 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18241 (pass_through_call): Likewise.
18242 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18245 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18246 (tree_gen_pow2_profiler): Likewise.
18247 (tree_gen_one_value_profiler): Likewise.
18248 (tree_gen_ic_func_profiler): Likewise.
18249 (tree_gen_average_profiler): Likewise.
18250 (tree_gen_ior_profiler): Likewise.
18252 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18253 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18254 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18256 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18257 of TREE_CODE_LENGTH.
18259 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18260 of TREE_CODE_LENGTH.
18262 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18264 (convert_to_integer): Likewise.
18266 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18269 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18270 Brooks Moses <brooks.moses@codesourcery.com>
18271 Lee Millward <lee.millward@codesourcery.com>
18273 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18275 * config/frv/frv.c (frv_expand_builtin): Likewise.
18276 * config/s390/s390.c (s390_expand_builtin): Likewise.
18278 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18279 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18281 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18282 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18283 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18284 (ix86_expand_store_builtin): Likewise.
18285 (ix86_expand_unop_builtin): Likewise.
18286 (ix86_expand_unop1_builtin): Likewise.
18287 (ix86_expand_sse_compare): Likewise.
18288 (ix86_expand_sse_comi): Likewise.
18289 (ix86_expand_vec_init_builtin): Likewise.
18290 (ix86_expand_vec_ext_builtin): Likewise.
18291 (ix86_expand_vec_set_builtin): Likewise.
18292 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18294 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18295 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18297 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18298 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18299 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18301 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18303 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18304 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18305 arglist. Use new CALL_EXPR accessors. Fix callers.
18306 (altivec_expand_abs_builtin): Likewise.
18307 (rs6000_expand_binop_builtin): Likewise.
18308 (altivec_expand_predicate_builtin): Likewise.
18309 (altivec_expand_lv_builtin): Likewise.
18310 (spe_expand_stv_builtin): Likewise.
18311 (altivec_expand_stv_builtin): Likewise.
18312 (rs6000_expand_ternop_builtin): Likewise.
18313 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18314 (altivec_expand_st_builtin): Likewise.
18315 (altivec_expand_dst_builtin): Likewise.
18316 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18317 arglist. Use new CALL_EXPR accessors. Fix callers.
18318 (altivec_expand_vec_set_builtin): Likewise.
18319 (altivec_expand_vec_ext_builtin): Likewise.
18320 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18321 (spe_expand_builtin): Likewise.
18322 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18323 arglist. Use new CALL_EXPR accessors. Fix callers.
18324 (spe_expand_evsel_builtin): Likewise.
18325 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18326 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18328 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18329 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18330 (arm_expand_unop_builtin): Likewise.
18331 (arm_expand_builtin): Use new CALL_EXPR accessors.
18333 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18336 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18337 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18339 (bfin_expand_unop_builtin): Likewise.
18340 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18342 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18343 Brooks Moses <brooks.moses@codesourcery.com>
18344 Lee Millward <lee.millward@codesourcery.com>
18346 * c-semantics.c (build_stmt): Add internal diagnostic check.
18348 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18349 accessors. Print arguments explicitly instead of as a list.
18351 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18353 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18354 (c_finish_omp_flish): Likewise.
18356 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18357 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18358 instead of TREE_CODE_LENGTH.
18359 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18360 (c_warn_unused_result): Likewise.
18362 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18365 * doc/invoke.texi (Warning Options): Remove
18366 -Werror-implicit-function-declaration.
18367 (Wimplicit-function-declaration): Update description.
18368 * opts.c (common_handle_option): Move handling of -Werror=* to...
18369 (enable_warning_as_error): ...here.
18370 * opts.h (enable_warning_as_error): Declare.
18371 * c-decl.c (implicit_decl_warning): Unless
18372 -Wno-implicit-function-declaration is given, emit a pedwarn if
18373 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18374 * c.opt (Wimplicit-function-declaration): Replace
18375 mesg_implicit_function_declaration with
18376 warn_implicit_function_declaration.
18377 * c-opts.c (c_common_handle_option):
18378 -Werror-implicit-function-declaration is exactly equal as
18379 -Werror=implicit-function-declaration.
18380 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18381 warn_implicit_function_declaration.
18382 (c_common_post_options): -Wimplict-function-declaration is enabled
18383 by default by -std=c99, otherwise is disabled by default.
18384 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18386 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18388 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18389 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18390 former is ignored but not the latter.
18392 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18394 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18395 is made and the reference doesn't use the alias set of its type,
18396 do not create the temporary using that type.
18398 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18400 * jump.c: Remove prototypes for delete_computation and
18401 delete_prior_computation.
18403 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18405 * jump.c (get_label_after): Delete.
18406 (get_label_before, delete_computation, delete_jump,
18407 delete_prior_computation, follow_jumps): Move...
18408 * reorg.c (delete_computation, delete_prior_computation): ... here...
18409 (get_label_before, delete_jump): ... making these static ...
18410 (follow_jumps): ... and simplifying this since it only runs after
18412 * rtl.h (get_label_after, get_label_before, delete_jump,
18413 follow_jumps): Delete prototypes.
18415 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18417 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18419 2007-02-15 Nick Clifton <nickc@redhat.com>
18421 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18422 order to prevent it from being munged by the target.
18424 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18426 * config/i386/i386.md: Remove misleading comment.
18428 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18430 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18431 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18434 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18436 * tree-sra.c (instantiate_missing_elements): Canonicalize
18438 (sra_build_assignment): New.
18439 (generate_copy_inout, generate_element_copy,
18440 generate_element_zero, generate_one_element_init): Use it.
18442 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18444 * tree-sra.c (instantiate_missing_elements): Canonicalize
18446 (sra_build_assignment): New.
18447 (generate_copy_inout, generate_element_copy,
18448 generate_element_zero, generate_one_element_init): Use it.
18450 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18452 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18455 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18457 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18458 types as aggregates not scalars.
18459 * function.c (assign_stack_temp_for_type): Likewise.
18461 2007-02-14 Roger Sayle <roger@eyesopen.com>
18462 Zdenek Dvorak <dvorakz@suse.cz>
18464 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18467 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18469 * passes.c (next_pass_1): Clear the next field of the copied
18472 2007-02-14 Richard Henderson <rth@redhat.com>
18474 * tree-sra.c (early_sra): New.
18475 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18476 (tree_sra_early, pass_sra_early): New.
18477 * tree-pass.h (pass_sra_early): Declare.
18478 * passes.c (init_optimization_passes): Use it.
18480 2007-02-14 Richard Guenther <rguenther@suse.de>
18482 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18484 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18486 PR tree-optimization/30771
18487 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18489 (vect_analyze_operations): Induction phis can now be marked as
18491 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18492 Update documentation accordingly.
18494 2007-02-14 Nick Clifton <nickc@redhat.com>
18496 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18497 most 3 arguments are supported.
18498 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18500 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18502 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18503 Ensure dst->current is valid.
18505 2007-02-13 Paul Brook <paul@codesourcery.com>
18507 * config.gcc: Add arm*-*-uclinux-*eabi.
18508 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18509 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18510 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18511 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18512 (LINK_SPEC): Define.
18513 (LIB_SPEC): Define.
18514 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18516 * config/arm/uclinux-eabi.h: New file.
18517 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18518 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18521 2007-02-13 Ian Lance Taylor <iant@google.com>
18523 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18524 * flags.h (warn_strict_overflow): Declare.
18525 (enum warn_strict_overflow_code): Define.
18526 (issue_strict_overflow_warning): New static inline function.
18527 * opts.c (warn_strict_overflow): New variable.
18528 (common_handle_option): Handle OPT_Wstrict_overflow and
18529 OPT_Wstrict_overflow_.
18530 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18532 * fold-const.c: Include intl.h.
18533 (fold_deferring_overflow_warnings): New static variable.
18534 (fold_deferred_overflow_warning): New static variable.
18535 (fold_deferred_overflow_code): New static variable.
18536 (fold_defer_overflow_warnings): New function.
18537 (fold_undefer_overflow_warnings): New function.
18538 (fold_undefer_and_ignore_overflow_warnings): New function.
18539 (fold_deferring_overflow_warnings_p): New function.
18540 (fold_overflow_warning): New static function.
18541 (make_range): Add strict_overflow_p parameter. Change all
18543 (extract_muldiv, extract_muldiv_1): Likewise.
18544 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18545 tree_expr_nonnegative_p.
18546 (fold_negate_expr): Call fold_overflow_warning.
18547 (fold_range_test): Likewise.
18548 (fold_comparison): Likewise.
18549 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18550 instead of tree_expr_nonnegative_p.
18551 (tree_expr_nonnegative_warnv_p): Rename from
18552 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18553 (tree_expr_nonnegative_p): New function.
18554 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18555 strict_overflow_p parameter.
18556 (tree_expr_nonzero_p): New function.
18557 * passes.c (verify_interpass_invariants): New static function.
18558 (execute_one_pass): Call it.
18559 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18561 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18562 (estimate_numbers_of_iterations): Likewise.
18563 (scev_probably_wraps_p): Likewise.
18564 * tree-ssa-ccp.c: Include "toplev.h".
18565 (evaluate_stmt): Defer fold overflow warnings until we know we are
18567 (struct fold_stmt_r_data): Add stmt field.
18568 (fold_stmt_r): Defer fold overflow warnings until we know we
18570 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18571 (fold_stmt_inplace): Likewise.
18572 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18573 (cleanup_control_expr_graph): Defer fold overflow warnings until
18574 we know we are going to optimize.
18575 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18576 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18578 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18579 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18580 * tree-ssa-loop-manip.c (create_iv): Likewise.
18581 * c-typeck.c (build_conditional_expr): Likewise.
18582 (build_binary_op): Likewise.
18583 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18584 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18585 (extract_range_from_unary_expr): Likewise.
18586 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18587 assuming that signed overflow does not occur.
18588 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18589 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18590 (fold_defer_overflow_warnings): Declare.
18591 (fold_undefer_overflow_warnings): Declare.
18592 (fold_undefer_and_ignore_overflow_warnings): Declare.
18593 (fold_deferring_overflow_warnings_p): Declare.
18594 (tree_expr_nonzero_warnv_p): Declare.
18595 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18596 of warning options.
18597 (Warning Options): Document -Wstrict-overflow.
18598 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18599 (tree-ssa-ccp.o): Likewise.
18600 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18601 (fold-const.o): Depend on intl.h.
18603 2007-02-13 Ian Lance Taylor <iant@google.com>
18605 PR middle-end/30751
18606 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18609 2007-02-13 Stuart Hastings <stuart@apple.com>
18611 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18613 2007-02-13 Richard Henderson <rth@redhat.com>
18615 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18616 handled_component_p before looking for the indirect_ref.
18618 2007-02-13 Richard Henderson <rth@redhat.com>
18620 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18621 remove flags clobber.
18622 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18623 (bswaphi_lowpart): New.
18624 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18625 remove TARGET_BSWAP test. Delete expander of the same name.
18627 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18628 (expand_unop): Use them.
18630 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18632 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18633 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18634 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18635 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18636 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18637 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18638 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18639 assembler dialect choice from asm templates.
18641 2007-02-12 Richard Henderson <rth@redhat.com>
18643 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18644 (fixuns_trunc<SSEMODEF>si2): Use it.
18645 * config/i386/sse.md (vec_setv4sf_0): Export.
18646 * config/i386/i386.c (ix86_build_const_vector): Export.
18647 (ix86_split_convert_uns_si_sse): Rename from
18648 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18649 * config/i386/i386-protos.h: Update.
18651 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18654 * c-typeck.c (c_finish_return): Improve warning message.
18656 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18658 * alias.c (find_symbolic_term): Delete unused function.
18660 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18662 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18663 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18664 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18666 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18668 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18669 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18670 the function, temporarily point the debug interface to the null one.
18672 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18674 * dwarf2out.c (round_up_to_align): New static function.
18675 (field_byte_offset): Use it to round the offset.
18677 2007-02-12 Richard Henderson <rth@redhat.com>
18679 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18680 (inswl_const): Export.
18682 2007-02-12 Richard Henderson <rth@redhat.com>
18684 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18685 result mode of the libcall, convert back to outmode.
18687 2007-02-12 Roger Sayle <roger@eyesopen.com>
18689 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18690 (bswapdi2): New define_expand to implement 32-bit implementation.
18692 2007-02-12 Nick Clifton <nickc@redhat.com>
18694 * doc/invoke.texi (Overall Options): Document --help=.
18695 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18696 (cc1_options): Pass --help= on to cc1.
18697 (display_help): Add description of --help=.
18698 (process_command): Add code to handle --help=. Allow translated
18699 --help and --target-help switches to be passed on to compiler
18701 (main): Remove unused if statement.
18702 * opts.c (columns): Remove.
18703 (LEFT_COLUMN): Define.
18704 (wrap_help): Add columns argument.
18705 (print_filtered_help): Change parameters to be an include bitmask,
18706 an exclude bitmask, an any bitmask and the column width. Move the
18707 code to display the params list here. Add code to display the
18708 status of options rather than their descriptions if the quiet flag
18710 (print_specific_help): Change parameters to be an include bitmask,
18711 an exclude bitmask and an any bitmask. Move code to look up the
18712 column width here. Decide upon the title for an options listing.
18713 (common_handle_options): Add code to handle --help=. Adapt code
18714 for --help and --target-help to use the revised form of the
18715 print_specific_help function.
18716 (print_help): Delete.
18717 (print_param_help): Delete.
18718 (print_switch): Delete.
18719 * opts.h (cl_lang_count): Add prototype.
18720 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18721 CL_MAX_OPTION_CLASS): New defines.
18722 * optc-gen.awk: Add construction of cl_lang_count.
18723 * c.opt: Add Warning attribute to warning options and Optimization
18724 attribute to optimization options.
18725 * common.opt: Likewise.
18727 Add -fhelp and -ftarget-help as aliases for the transformed --help
18728 and --target-help options.
18729 * opt-functions.awk: Add code to handle Warning and Optimization
18732 2007-02-12 Richard Henderson <rth@redhat.com>
18734 * config/alpha/constraints.md: New file.
18735 * config/alpha/alpha.c: Include tm-constrs.h.
18736 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18737 alpha_extra_constraint): Remove.
18738 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18739 * config/alpha/alpha-protos.h: Update.
18740 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18741 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18742 (EXTRA_CONSTRAINT): Remove.
18743 * config/alpha/alpha.md: Include constraints.md.
18744 (adddi splitter): Use satisfies_constraint_*.
18745 * config/alpha/predicates.md (add_operand): Likewise.
18746 (sext_add_operand, addition_operation): Likewise.
18748 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18750 PR tree-optimization/29145
18751 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18752 in our handling of restrict qualified pointers.
18754 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18757 * doc/invoke.texi (Wunused-value): Update description.
18758 (Wextra): Delete item.
18759 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18760 value of Wunused-value.
18761 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18762 (c_finish_stmt_expr): Don't check extra_warnings.
18763 (emit_side_effect_warnings): The caller is responsible to check
18766 2007-02-11 Roger Sayle <roger@eyesopen.com>
18767 Matt Thomas <matt@3am-software.com>
18769 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18771 2007-02-11 Roger Sayle <roger@eyesopen.com>
18773 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18774 comparisons of POPCOUNT against zero.
18775 (simplify_const_relational_operation): Likewise.
18777 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18779 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18781 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18783 * dwarf2out.c (root_type): Delete unused function.
18785 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18787 * genattrtab.c (contained_in_p): Delete unused function.
18788 (write_expr_attr_cache): Likewise.
18790 2007-02-11 Jan Hubicka <jh@suse.cz>
18792 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18795 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18797 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18798 to add the REG_EQ* note.
18799 * see.c (see_merge_one_use_extension): Likewise.
18800 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18801 turn REG_EQUAL notes into REG_EQUIV notes if the target
18802 register may have more than one set.
18803 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18804 * gcse.c (try_replace_reg): Likewise.
18805 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18806 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18807 more than one REG_EQUIV note.
18808 * reload1.c (gen_reload): Use set_unique_reg_note.
18810 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18812 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18813 (ix86_builtin_conversion): New function.
18815 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18818 * tree.h (DECL_REPLACEABLE_P): New macro.
18819 * except.c (set_nothrow_function_flags): Likewise.
18821 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18822 Ira Rosen <irar@il.ibm.com>
18823 Dorit Nuzman <dorit@il.ibm.com>
18825 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18826 * targhooks.c (default_builtin_vectorized_conversion): New.
18827 * targhooks.h (default_builtin_vectorized_function): New declaration.
18828 * target.h (struct vectorize): Add builtin_conversion field.
18829 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18830 stmt_vec_info_type value.
18831 (vectorizable_conversion): New declaration.
18832 * tree-vect-analyze.c (vect_analyze_operations): Add
18833 vectorizable_conversion call.
18834 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18835 * tree-vect-transform.c (vectorizable_conversion): New function.
18836 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18837 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18839 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18840 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18841 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18842 or ALTIVEC_BUILTIN_VCFSX.
18844 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18847 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18848 CONST_DOUBLE and operand 0 is a hard register.
18849 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18850 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18851 is a hard floating-point register.
18853 2007-02-10 Richard Henderson <rth@redhat.com>
18854 Jakub Jelinek <jakub@redhat.com>
18855 Alexandre Oliva <aoliva@redhat.com>
18857 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18858 * builtin-types.def (BT_WORD): Make unsigned.
18859 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18860 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18861 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18862 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18863 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18864 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18866 * expr.c (emutls_var_address): New.
18867 (expand_expr_real_1): Expand emulated tls.
18868 (expand_expr_addr_expr_1): Likewise.
18869 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18870 * output.h (emutls_finish): Declare.
18871 * toplev.c (compile_file): Call it.
18872 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18873 address before wrapping in CONST.
18874 * varasm.c (emutls_htab, emutls_object_type): New.
18875 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18876 (get_emutls_object_name, get_emutls_object_type): New.
18877 (get_emutls_init_templ_addr, emutls_decl): New.
18878 (emutls_common_1, emutls_finish): New.
18879 (assemble_variable): When emulating tls, swap decls; generate
18880 constructor for the emutls objects.
18881 (do_assemble_alias): When emulating tls, swap decl and target name.
18882 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18884 * varpool.c (decide_is_variable_needed): Look at force_output.
18885 Recurse for emulated tls.
18886 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18887 with decide_is_variable_needed.
18888 * emutls.c: New file.
18889 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18890 tls_object for real tls.
18892 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18894 PR rtl-optimization/29599
18895 * reload1.c (eliminate_regs_in_insn): Take the destination
18896 mode into account when computing the offset.
18898 2007-02-09 Stuart Hastings <stuart@apple.com>
18899 Richard Henderson <rth@redhat.com>
18901 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18902 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18903 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18904 fixuns_truncdfhi2): New.
18905 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18906 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18907 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18908 (floatunssidf2): Allow nonimmediate source.
18909 * config/i386/sse.md (movdi_to_sse): New.
18910 (vec_concatv2di): Drop '*'.
18911 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18912 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18913 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18915 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18916 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18917 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18918 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18919 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18920 ix86_build_const_vector.
18921 (x86_emit_floatuns): Rewrite.
18923 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18925 * genautomata.c (longest_path_length): Delete unused function.
18926 (struct state): Delete unused longest_path_length.
18927 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18928 (get_free_state): Delete unused.
18930 2007-02-09 Jan Hubicka <jh@suse.cz>
18932 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18933 * doc/invoke.texi (inline-unit-growth): Update default value.
18935 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18936 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18937 (rebuild_cgraph_edges): Likewise.
18938 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18939 (dump_cgraph_node): Dump frequencies.
18940 (cgraph_clone_edge): Add frequency scales.
18941 (cgraph_clone_node): Add freuqnecy.
18942 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18943 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18944 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18945 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18946 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18947 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18948 (save_inline_function_body): Likewise.
18949 * ipa-inline.c: inluce rtl.h
18950 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18951 (cgraph_edge_badness): Use frequencies.
18952 (cgraph_decide_recursive_inlining): Update clonning.
18953 (cgraph_decide_inlining_of_small_function): Dump frequency.
18954 * predict.c (estimate_bb_frequencies): Export.
18955 * predict.h (estimate_bb_frequencies): Declare.
18956 * tree-inline.c (copy_bb): Watch overflows.
18957 (expand_call_inline): Update call of cgraph_create_edge.
18958 (optimize_inline_calls): Use TODO flags to update frequnecies.
18959 * passes.h: Include predict.h
18960 (init_optimization_passes): Move profile ahead.
18961 (execute_function_todo): Handle TODO_rebuild_frequencies.
18963 2007-02-09 Roger Sayle <roger@eyesopen.com>
18965 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18966 the insbl or inswl pattern into a register.
18968 2007-02-09 Roger Sayle <roger@eyesopen.com>
18970 * config/ia64/ia64.md (bswapdi2): New define_insn.
18972 2007-02-09 Richard Henderson <rth@redhat.com>
18974 * config/i386/constraints.md (Ym): New constraint.
18975 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18976 (movdi_1_rex64): Split sse and xmm general register moves from
18977 memory move alternatives. Use conditional register constraints.
18978 (movsf_1, movdf_integer): Likewise.
18979 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18980 (movdf_integer_rex64): New.
18981 (pushsf_rex64): Fix output constraints.
18982 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18983 (sse2_stored): Likewise.
18984 (sse2_storeq_rex64): New.
18985 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18986 amd and not generic.
18987 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18988 for optimize_size. Remove SF/DFmode hack.
18990 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18992 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
18995 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
18996 Richard Sandiford <richard@codesourcery.com>
18998 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
18999 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19000 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19001 m68k/t-mlib to tmake_file.
19002 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19003 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19004 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19005 Allow it to be cf or m68k. Set m68k_arch_family. If that
19006 variable is not empty, add t-$m68k_arch_family to tmake_file.
19007 Add t-mlibs to tmake_file.
19008 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19009 * config/m68k/t-cf: New file.
19010 * config/m68k/t-m68k: Likewise.
19011 * config/m68k/t-mlibs: Likewise.
19012 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19013 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19014 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19015 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19016 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19018 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19019 (INSTALL_LIBGCC): Delete.
19020 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19021 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19022 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19023 (M68K_MLIB_CPU): Define.
19024 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19025 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19026 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19028 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19029 Richard Guenther <rguenther@suse.de>
19031 PR middle-end/23361
19032 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19033 against INT_MIN/INT_MAX.
19034 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19035 file if a loop is removed.
19037 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19039 * calls.c (store_one_arg): Pass correct alignment to
19040 emit_push_insn for non-BLKmode values.
19041 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19042 unaligned stack slot via a suitably aligned slot.
19044 2007-02-08 DJ Delorie <dj@redhat.com>
19046 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19048 (legal_subregs): Use unsigned char, make const.
19049 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19051 2007-02-08 Paul Brook <paul@codesourcery.com>
19053 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19054 special interworking needed.
19056 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19058 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19059 conditional to __SSE2__.
19060 (Entries below should have been added to first ChangeLog
19061 entry for amdfam10 dated 2007-02-05)
19062 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19064 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19066 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19069 2007-02-08 DJ Delorie <dj@redhat.com>
19071 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19072 * config/m32c/m32c.c (legal_subregs): New.
19073 (m32c_illegal_subreg_p): New.
19074 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19075 unsupported subregs of hard regs.
19077 2007-02-08 Jan Hubicka <jh@suse.cz>
19079 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19080 the same one; always update histograms.
19082 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19084 * passes.c (init_optimization_passes): Tidy comment.
19086 2007-02-08 Roger Sayle <roger@eyesopen.com>
19088 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19089 strip zero_extend, bswap and rotates from POCOUNT's argument.
19090 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19091 zero_extend and rotates from PARITY's argument.
19092 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19093 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19094 of an integer constant at compile-time.
19096 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19099 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19101 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19104 * tree-ssa-live.c (remove_unused_locals): Do not remove
19105 TREE_ADDRESSABLE variables.
19106 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19107 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19108 FOR_CLOBBER. Update all users.
19109 If VAR has an associated alias set, add a virtual operand for
19110 it if no alias is found to conflict with the memory reference.
19112 2007-02-07 Jan Hubicka <jh@suse.cz>
19113 Robert Kidd <rkidd@crhc.uiuc.edu>
19115 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19117 2007-02-07 Ian Lance Taylor <iant@google.com>
19119 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19121 2007-02-07 Roger Sayle <roger@eyesopen.com>
19123 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19124 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19125 tablejumpdi, movsi_to_cr_one): Remove constraints from
19126 define_expand's match_operands.
19128 2007-02-07 Roger Sayle <roger@eyesopen.com>
19130 * global.c (compute_regsets): Move declatation of "i" inside of
19131 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19133 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19136 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19137 of INDIRECT_REF <RESULT_DECL>.
19139 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19141 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19142 Kaz Kojima <kkojima@gcc.gnu.org>
19145 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19147 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19149 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19151 * doc/loop.texi: Document possibility not to perform disambiguation
19152 of loops with multiple latches.
19153 * cfgloopmanip.c (alp_enum_p): Removed.
19154 (add_loop): Handle subloops. Use get_loop_body_with_size.
19155 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19156 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19157 the new forwarder block.
19158 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19159 Handle the case latch is NULL.
19160 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19161 modifications when marking loop exits.
19162 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19164 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19165 disambiguate_loops_with_multiple_latches.
19166 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19167 before fix_loop_structure.
19168 * cfgloop.c: Include pointer-set.h and output.h.
19169 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19170 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19171 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19172 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19173 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19174 disambiguate_multiple_latches, get_loop_body_with_size,
19175 disambiguate_loops_with_multiple_latches): New functions.
19176 (flow_loop_dump): Dump multiple latch edges.
19177 (flow_loop_nodes_find): Handle loops with multiple latches.
19178 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19179 (glb_enum_p): Modified.
19180 (get_loop_body): Use get_loop_body_with_size.
19181 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19182 (AVOID_CFG_MODIFICATIONS): New constant.
19183 (disambiguate_loops_with_multiple_latches, add_loop,
19184 get_loop_body_with_size): Declare.
19185 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19187 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19189 PR inline-asm/28686
19190 * global.c (compute_regsets): New function.
19191 (global_alloc): Refactored ELIMINABLE_REGSET
19192 and NO_GLOBAL_ALLOC_REGS computation out.
19193 (rest_of_handle_global_alloc): Call compute_regsets()
19194 for non-optimizing case.
19196 2007-02-06 Richard Henderson <rth@redhat.com>
19198 * config/i386/constraints.md (Y2): Rename from Y.
19199 (Yi): New constraint.
19200 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19201 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19202 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19203 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19204 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19205 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19206 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19207 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19208 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19209 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19210 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19211 vec_extractv2si_1): Change Y constraints to Y2.
19212 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19213 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19214 Change Y constraints to Y2.
19215 (sse2_loadld): Change Y constraints to x.
19217 2007-02-06 Roger Sayle <roger@eyesopen.com>
19219 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19220 (parity<mode>2): New define_expand using rs6000_emit_parity.
19221 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19222 rs6000_emit_parity): New functions.
19223 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19224 rs6000_emit_parity): Prototype here.
19226 2007-02-06 Ian Lance Taylor <iant@google.com>
19228 * lower-subreg.c (simple_move_operand): Reject CONST.
19229 (resolve_clobber): Call validate_change rather than directly
19230 assigning to XEXP (pat, 0).
19232 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19234 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19235 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19236 (tree-cfg.o): Remove hashtab.h dependency.
19238 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19239 (struct ivopts_data): Change niters to pointer_map_t.
19240 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19241 (niter_for_exit): Create pointer_map on demand. Change for
19243 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19244 (free_loop_data): Destroy data->niters if created and reset field.
19245 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19246 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19248 * tree-ssa-reassoc.c: Include pointer-set.h.
19249 (bb_rank): Change to long *.
19250 (operand_rank): Change to pointer_map_t.
19251 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19252 (insert_operand_rank): Accept long.
19253 (operand_entry_hash, operand_entry_eq): Remove.
19254 (get_rank): Return long. Adjust for changes above.
19255 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19257 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19259 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19260 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19261 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19263 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19264 directly since it cannot be NULL.
19265 (get_vi_for_tree): Rewrite for pointer_map API.
19266 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19267 (init_alias_vars): Create vi_for_tree as pointer_map.
19268 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19270 * tree-cfg.c: Don't include hashtab.h.
19271 (edge_to_cases): Declare as pointer_map.
19272 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19274 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19275 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19276 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19278 (record_switch_edge): Delete.
19279 (get_cases_for_edge): Adjust for pointer_map API, inline
19280 record_switch_edge (rewritten for new API), remove goto.
19282 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19284 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19285 * tree-nested.c: Include pointer-set.h.
19286 (var_map_elt, var_map_eq, var_map_hash): Delete.
19287 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19288 to pointer_map_t's.
19289 (nesting_info_bitmap_obstack): New.
19290 (lookup_field_for_decl): Adjust for pointer_map API.
19291 (lookup_tramp_for_decl): Adjust for pointer_map API.
19292 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19293 (get_local_debug_decl): Adjust for pointer_map API.
19294 (convert_nl_goto_reference): Adjust for pointer_map API.
19295 (convert_nl_goto_receiver): Adjust for pointer_map API.
19296 (create_nesting_tree): Create outside GGC space. Create bitmap on
19297 the new obstack. Create field_map and var_map as pointer_maps.
19298 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19300 (lower_nested_functions): Move root here, no need to NULL it.
19301 Initialize and release the obstack.
19303 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19305 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19306 Remove prototypes and make them non-static.
19307 (struct tree_int_map): Remove.
19308 * tree.h (struct tree_int_map): Move here, turning TO into an
19310 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19312 * tree.h (TREE_COMPLEXITY): Remove.
19313 (struct tree_exp): Remove complexity field.
19314 * tree.c (build1_stat): Don't set it.
19316 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19317 Victor Kaplansky <victork@il.ibm.com>
19319 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19320 (vect_is_simple_reduction): Support reduction with induction as
19321 one of the operands.
19322 (vect_is_simple_iv_evolution): Fix formatting.
19323 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19324 formatting. Don't mark induction phis for vectorization.
19325 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19326 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19327 (vect_get_vec_def_for_operand): Support induction.
19328 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19330 (vectorizable_reduction): Support reduction with induction as one of
19332 (vectorizable_type_demotion): Use def-type of stmt argument rather
19333 than dummy def-type.
19335 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19336 flag_tree_scev_cprop.
19337 * common.opt (tree-scev-cprop): New flag.
19339 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19340 call to vect_get_new_vect_var.
19342 2007-02-06 Ira Rosen <irar@il.ibm.com>
19344 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19345 vectype is not NULL.
19346 (vect_pattern_recog_1): Likewise.
19348 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19350 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19351 (fold_negate_expr): Likewise.
19353 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19356 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19357 even if cv-qualification is the same.
19359 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19361 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19362 __enable_execute_stack on completion.
19364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19366 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19367 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19368 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19369 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19370 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19371 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19372 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19373 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19375 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19377 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19378 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19379 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19380 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19381 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19382 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19383 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19384 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19385 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19386 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19387 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19388 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19389 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19390 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19391 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19392 sqrtextenddfxf2_i387): Added amdfam10_decode.
19394 * config/i386/athlon.md (athlon_idirect_amdfam10,
19395 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19396 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19397 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19398 athlon_ivector_store_amdfam10): New define_insn_reservation.
19399 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19404 * config/i386/athlon.md (athlon_call_amdfam10,
19405 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19406 define_insn_reservation.
19407 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19408 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19409 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19411 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19413 * config/i386/athlon.md (athlon_sseld_amdfam10,
19414 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19415 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19417 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19419 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19420 define_insn_reservation.
19421 * config/i386/i386.md (sseins): Added sseins to define_attr type
19422 and define_attr unit.
19423 * config/i386/sse.md: Set type attribute to sseins for insertq
19426 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19428 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19429 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19430 ssecomi_load_amdfam10, ssecomi_amdfam10,
19431 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19432 define_insn_reservation.
19433 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19435 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19437 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19438 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19439 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19440 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19441 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19442 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19443 define_insn_reservation.
19445 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19446 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19447 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19448 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19449 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19451 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19453 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19454 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19455 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19456 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19457 athlon_ssemul_load_k8): Added amdfam10.
19459 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19461 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19462 (x86_sse_unaligned_move_optimal): New variable.
19464 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19466 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19467 for unaligned vector SSE double/single precision loads for AMDFAM10.
19469 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19471 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19472 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19473 Define TARGET_CPU_DEFAULT_amdfam10.
19474 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19475 (processor_type): Add PROCESSOR_AMDFAM10.
19477 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19478 processor_type in config/i386/i386.h.
19479 Enable imul peepholes for TARGET_AMDFAM10.
19481 * config.gcc: Add support for --with-cpu option for amdfam10.
19483 * config/i386/i386.c (amdfam10_cost): New variable.
19484 (m_AMDFAM10): New macro.
19485 (m_ATHLON_K8_AMDFAM10): New macro.
19486 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19487 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19488 x86_promote_QImode, x86_integer_DFmode_moves,
19489 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19490 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19491 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19492 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19493 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19494 Enable/disable for amdfam10.
19495 (override_options): Add amdfam10_cost to processor_target_table.
19496 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19497 processor_alias_table.
19498 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19499 (ix86_adjust_cost): Add code for amdfam10.
19501 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19503 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19504 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19505 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19506 * config/i386/i386.h: Add builtin definition for SSE4A.
19507 * config/i386/i386.md: Add support for ABM instructions
19508 (popcnt and lzcnt).
19509 * config/i386/sse.md: Add support for SSE4A instructions
19510 (movntss, movntsd, extrq, insertq).
19511 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19512 Add -march=amdfam10 flag.
19513 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19514 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19516 * doc/extend.texi: Add documentation for SSE4A builtins.
19518 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19520 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19522 2007-02-05 Richard Guenther <rguenther@suse.de>
19524 * tree-vectorizer.h (vectorizable_function): Add argument type
19525 argument, change return type.
19526 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19527 * tree-vect-transform.c (vectorizable_function): Handle extra
19528 argument, return vectorized function decl.
19529 (build_vectorized_function_call): Remove.
19530 (vectorizable_call): Handle calls with result and argument types
19531 differing. Handle loop vectorization factor correctly.
19532 * targhooks.c (default_builtin_vectorized_function): Adjust for
19534 * targhooks.h (default_builtin_vectorized_function): Likewise.
19535 * target.h (builtin_vectorized_function): Add argument type
19537 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19538 extra argument, allow vectorizing of lrintf.
19539 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19540 documentation of target hook.
19542 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19545 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19546 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19547 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19549 2007-02-05 Roger Sayle <roger@eyesopen.com>
19551 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19552 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19553 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19554 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19555 before canonicalizing sincos to cexpi.
19556 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19558 2007-02-05 Roger Sayle <roger@eyesopen.com>
19560 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19561 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19562 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19564 2007-02-05 Roger Sayle <roger@eyesopen.com>
19566 * mips-tfile.c (initialize_init_file): Correct endianness test.
19568 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19570 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19571 the 'y' constraint.
19573 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19575 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19576 saves in a PARALLEL before the register assignments.
19578 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19580 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19581 DWARF_FRAME_RETURN_COLUMN to be a general register.
19582 * dwarf2out.c (init_return_column_size): New function, split from...
19583 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19584 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19585 to be nongeneral registers.
19586 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19588 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19589 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19591 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19593 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19595 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19597 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19598 (remove_path): Use can_remove_branch_p and remove_branch instead
19599 of loop_delete_branch_edge.
19600 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19601 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19602 Update profile using scale_dominated_blocks_in_loop.
19603 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19604 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19605 (can_remove_branch_p, remove_branch): Declare.
19606 * tree-cfg.c (tree_can_remove_branch_p): New function.
19607 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19608 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19609 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19611 2007-02-05 Jan Hubicka <jh@suse.cz>
19613 PR middle-end/30696
19614 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19615 nodes in cgraph, don't remove offline copy of the function.
19617 2007-02-04 Jan Hubicka <jh@suse.cz>
19619 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19620 vectors might cause maybe_lookup_element_for_expr to be called
19621 on non-sra-candidate.
19623 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19625 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19626 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19627 spelling conventions.
19629 2007-02-04 Richard Guenther <rguenther@suse.de>
19631 PR middle-end/30636
19632 * fold-const.c (try_move_mult_to_index): Make sure to not
19633 overflow one dimension of a multi-dimensional array access.
19635 2007-02-04 Jan Hubicka <jh@suse.cz>
19637 * passes.c (init_optimization_passes): Reindent.
19639 2007-02-04 Jan Hubicka <jh@suse.cz>
19640 Eric Botcazou <ebotcazou@adacore.com>
19642 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19643 (execute_fixup_cfg): Break out the abnormal goto code.
19644 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19645 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19646 (optimize_inline_calls): Call make_nonlocal_label_edges.
19648 2007-02-04 Jan Hubicka <jh@suse.cz>
19650 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19651 true when something was changed.
19652 (rename_ssa_copies): When something was changed, do
19653 TODO_remove_unused_locals.
19654 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19655 add TODO_remove_unused_locals when instruction was removed.
19657 2007-02-04 Jan Hubicka <jh@suse.cz>
19659 * ipa-inline.c (try_inline): Improve debug output; work on already
19661 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19662 call try_inline for already inlined edges too when flattening;
19663 inline also functions that make callee growth but overall unit size
19666 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19668 * config/m32c/bitops.md, config/m32c/jump.md,
19669 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19670 config/m32r/m32r.h, config/m32r/m32r.md,
19671 config/m32r/predicates.md, config/m68hc11/larith.asm,
19672 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19673 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19674 config/mips/mips-protos.h, config/mips/mips.c,
19675 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19676 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19677 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19678 spelling conventions.
19680 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19681 Follow spelling conventions.
19683 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19685 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19686 warn about C++0x compatibility.
19688 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19690 * config/h8300/h8300.c, config/h8300/h8300.h,
19691 config/h8300/h8300.md: Follow spelling conventions.
19693 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19695 PR middle-end/30667
19696 * combine.c (try_combine): Do not substitute source operand
19697 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19699 2007-02-03 Jan Hubicka <jh@suse.cz>
19701 PR gcov-profile/30650
19702 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19703 do not divide by zero for never executed counters.
19704 (tree_find_values_to_profile): Fix counters.
19705 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19707 2007-02-03 Ian Lance Taylor <iant@google.com>
19709 * lower-subreg.c (simple_move_operand): New static function,
19710 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19712 (simple_move): Call simple_move_operand.
19713 (find_decomposable_subregs): Add special handling of MEMs.
19714 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19715 meaning of return value. If we see a hard register, test whether
19716 it can store a word_mode value. Change all callers.
19718 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19720 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19721 ftrapv insns and expanders.
19722 (subdi3): Change define_expand operand 1 to arith11_operand, and
19723 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19724 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19725 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19728 PR middle-end/30174
19729 * varasm.c (notice_global_symbol): Treat global objects as weak when
19730 flag_shlib is true.
19732 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19734 * emit-rtl.c (dconstpi): Delete.
19735 (dconstsqrt2): New.
19736 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19737 * real.h (dconstpi): Delete.
19738 (dconstsqrt2): New.
19739 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19740 (fold_builtin_hypot): Likewise.
19742 2007-02-03 Tom Tromey <tromey@redhat.com>
19745 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19746 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19748 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19750 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19751 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19752 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19753 config/rs6000/cell.md, config/rs6000/darwin.h,
19754 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19755 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19756 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19757 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19758 typos. Follow spelling conventions.
19759 * doc/invoke.texi: Follow spelling conventions.
19761 2007-02-03 Roger Sayle <roger@eyesopen.com>
19763 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19764 canonicalization transformations that attempt to simplify integer
19765 constant comparisons to become comparisons against zero.
19767 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19769 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19771 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19772 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19774 2007-02-02 Mike Stump <mrs@apple.com>
19776 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19777 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19778 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19779 generate a branch island.
19781 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19783 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19784 (xtensa_legitimate_address_p): New.
19785 (xtensa_legitimize_address): New.
19786 (xtensa_output_addr_const_extra): New.
19787 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19789 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19790 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19791 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19792 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19793 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19794 (xtensa_legitimize_address): New.
19795 (xtensa_output_addr_const_extra): New.
19797 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19799 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19801 2007-02-02 Ian Lance Taylor <iant@google.com>
19803 * expmed.c (expand_divmod): Add comment.
19805 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19807 * emit-rtl.c (renumber_insns): Remove.
19808 * flags.h: Remove the extern for flag_renumber_insns.
19809 * rtl.h: Remove the prototype for renumber_insns.
19810 * toplev.c (flag_renumber_insns): Remove.
19812 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19814 Revert for x86 darwin:
19815 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19817 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19818 code before the following patch under TARGET_MACHO.
19819 (ix86_function_value_regno_p): Likewise.
19821 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19823 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19826 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19829 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19830 loads to general or fp registers. Add comments.
19831 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19833 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19835 * pointer-set.c (insert_aux): Only return insertion slot.
19836 (pointer_set_insert): Adjust.
19837 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19838 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19839 pointer_map_traverse): New.
19840 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19841 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19842 pointer_map_contains, pointer_map_traverse): Declare.
19844 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19846 PR middle-end/30473
19847 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19848 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19850 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19852 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19854 (struct _dep): New type.
19855 (dep_t): New typedef.
19856 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19857 (DEP_STATUS): New access macro. The macro with the same name was
19858 renamed to DEP_LINK_STATUS.
19859 (dep_init): Declare function
19861 (struct _dep_link): New type.
19862 (dep_link_t): New typedef.
19863 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19864 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19865 (DEP_LINK_STATUS): New macro.
19866 (debug_dep_links): New debug function.
19868 (struct _deps_list): New type.
19869 (deps_list_t): New typedef.
19870 (DEPS_LIST_FIRST): New access macro.
19871 (FOR_EACH_DEP_LINK): New cycle macro.
19872 (create_deps_list, free_deps_list, delete_deps_list): Declare
19874 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19875 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19876 (copy_deps_list_change_con): Ditto.
19878 (move_dep_link): Declare function.
19880 (struct _dep_node): New type.
19881 (dep_node_t): New typedef.
19882 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19884 (struct haifa_insn_data.back_deps): New field to hold backward
19885 dependencies of the insn.
19886 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19888 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19889 Change its type to deps_list_t.
19890 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19891 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19892 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19894 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19896 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19898 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19900 (dep_cost): Declare.
19902 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19903 (ds_to_dk, dk_to_ds): New functions.
19905 (init_dep_1): New static function.
19906 (init_dep): New function.
19907 (copy_dep): New static function.
19909 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19911 (detach_dep_link): New static function.
19912 (move_dep_link): New function.
19914 (dep_links_consistent_p, dump_dep_links): New static functions.
19915 (debug_dep_links): New debugging function.
19917 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19919 (alloc_deps_list, init_deps_list): New static functions.
19920 (create_deps_list): New function.
19921 (clear_deps_list): New static function.
19922 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19923 (deps_list_consistent_p, dump_deps_list): New static functions.
19924 (debug_deps_list): New function.
19925 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19927 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19929 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19930 use new scheduler dependencies lists.
19931 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19932 (sched_analyze): Ditto. Initialize dependencies lists.
19933 (add_forw_dep, compute_forward_dependences): Update to use new
19934 scheduler dependencies lists.
19936 (init_dependency_caches): Init deps_obstack.
19937 (free_dependency_caches): Free deps_obstack.
19939 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19940 new scheduler dependencies lists.
19941 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19942 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19944 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19945 Update to use new scheduler dependencies lists.
19946 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19947 (debug_dependencies): Ditto.
19948 (schedule_region): Update comments.
19950 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19951 scheduler dependencies lists.
19952 (schedule_ebb): Update comments.
19954 * rtl.def (DEPS_LIST): Remove.
19956 * lists.c (unused_deps_list): Remove.
19957 (free_list): Update assertions.
19959 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19960 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19962 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19963 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19965 * haifa-sched.c (comments): Update.
19966 (insn_cost1): Remove. Inline the code into insn_cost ().
19967 (insn_cost): Update to use new scheduler dependencies lists. Move
19968 processing of the dependency cost to dep_cost ().
19969 (dep_cost): New function. Use it instead of insn_cost () when
19970 evaluating cost of the dependency. Use compatible interface to
19971 interact with the target.
19972 (priority): Update to use new scheduler dependencies lists.
19973 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19974 with greater number of insns that depend on the insn.
19975 (schedule_insn): Update to use new scheduler dependencies lists. Add
19976 code to free backward dependencies lists. Inline and optimize code
19977 from resolve_dep () - see PR28071.
19978 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19979 lists. Update call to targetm.sched.is_costly_dependence hook.
19981 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19982 scheduler dependencies lists.
19984 (resolve_dep): Remove. Move the logic to schedule_insn ().
19985 (init_h_i_d): Initialize dependencies lists.
19987 (process_insn_depend_be_in_spec): Rename to
19988 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19989 dependencies lists.
19990 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19991 Update to use new scheduler dependencies lists.
19992 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19994 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
19995 new scheduler dependencies lists.
19996 (build_intra_loop_deps): Ditto.
19998 * target.h (struct _dep): Declare to use in
19999 gcc_target.sched.is_costly_dependence.
20000 (struct gcc_target.sched.adjust_cost): Fix typo.
20001 (struct gcc_target.sched.is_costly_dependence): Change signature to
20002 use single dep_t parameter instead of an equivalent triad.
20003 (struct gcc_target.sched.adjust_cost_2): Remove.
20005 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20007 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20009 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20011 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20013 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20014 (REG_DEP_TRUE): Document.
20016 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20017 Change signature to correspond to the targetm.sched.adjust_cost hook.
20018 Update use in TARGET_SCHED_ADJUST_COST_2.
20019 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20020 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20021 new scheduler dependencies lists.
20022 (ia64_gen_check): Ditto.
20024 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20025 scheduler dependencies lists.
20027 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20028 signature to correspond to the targetm.sched.is_costly_dependence hook.
20029 (is_costly_group): Update to use new scheduler dependencies lists.
20031 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20032 instead of INSN_COST () macro.
20034 2007-02-01 Ian Lance Taylor <iant@google.com>
20036 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20038 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20040 * pa.md (tp_load): Correct mfctl instruction syntax.
20042 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20044 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20045 altivec_padding_size calculation on AIX. Improve comment, add
20046 assert to verify that it's right.
20048 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20051 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20053 PR inline-asm/28686
20054 * global.c (global_alloc): Add mising initialization of
20057 2007-02-01 Roger Sayle <roger@eyesopen.com>
20059 * alias.c (init_alias_analysis): Correct whitespace.
20060 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20061 partition_hot_cold_basic_blocks): Likewise.
20062 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20063 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20064 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20065 fold_builtin_snprintf_chk, fold_builtin_printf,
20066 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20067 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20068 * cfgcleanup.c (cleanup_cfg): Likewise.
20069 * cfgexpand.c (tree_expand_cfg): Likewise.
20070 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20071 * function.c (get_next_funcdef_no): Likewise.
20072 * gengtype.c (main): Likewise.
20073 * genmodes.c (main): Likewise.
20074 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20075 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20076 * ifcvt.c (noce_emit_move_insn): Likewise.
20077 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20079 * stor-layout.c (get_best_mode): Likewise.
20080 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20081 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20082 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20083 perform_var_substitution, solve_graph): Likewise.
20084 * tree-vrp.c (vrp_finalize): Likewise.
20086 2007-02-01 Ian Lance Taylor <iant@google.com>
20088 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20089 high part of a paradoxical subreg, return a constant zero.
20091 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20093 * toplev.c (lang_dependent_init): Call init_set_costs.
20094 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20096 2007-02-01 Richard Guenther <rguenther@suse.de>
20098 PR middle-end/30656
20099 * fold-const.c (fold_negate_expr): Allow negating a
20100 constant if overflow does not change.
20102 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20104 * doc/c-tree.texi (Expression trees): Improve markup.
20105 * doc/tm.texi (Register Classes, Addressing Modes)
20106 (Floating Point): Fix spacing after abbreviations. Fix some
20109 2007-02-01 Ben Elliston <bje@au.ibm.com>
20111 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20112 * doc/contrib.texi: Likewise.
20113 * doc/install.texi: Likewise.
20115 2007-01-31 Richard Henderson <rth@redhat.com>
20116 Ian Lance Taylor <iant@google.com>
20118 * lower-subreg.c: New file.
20119 * rtl.def (CONCATN): Define.
20120 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20121 pass_lower_subreg2.
20122 * emit-rtl.c (update_reg_offset): New static function, broken out
20123 of gen_rtx_REG_offset.
20124 (gen_rtx_REG_offset): Call update_reg_offset.
20125 (gen_reg_rtx_offset): New function.
20126 * regclass.c: Revert patch of 2006-03-05, restoring
20128 (clear_reg_info_regno): New function.
20129 * dwarf2out.c (concatn_loc_descriptor): New static function.
20130 (loc_descriptor): Handle CONCATN.
20131 * common.opt (fsplit_wide_types): New option.
20132 * opts.c (decode_options): Set flag_split_wide_types when
20134 * timevar.def (TV_LOWER_SUBREG): Define.
20135 * rtl.h (gen_reg_rtx_offset): Declare.
20136 (reg_scan_update): Declare.
20137 * regs.h (clear_reg_info_regno): Declare.
20138 * tree-pass.h (pass_lower_subreg): Declare.
20139 (pass_lower_subreg2): Declare.
20140 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20141 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20142 -fsplit-wide-types.
20143 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20144 * Makefile.in (OBJS-common): Add lower-subreg.o.
20145 (lower-subreg.o): New target.
20147 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20149 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20151 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20154 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20156 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20158 PR middle-end/29335
20159 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20161 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20163 * cfgloop.h: Include vec-prim.h.
20164 (enum li_flags): Remove LI_ONLY_OLD.
20165 (loop_iterator): Changed.
20166 (fel_next, fel_init): Iterate over loop tree.
20167 (FOR_EACH_LOOP_BREAK): New macro.
20168 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20170 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20171 * modulo-sched.c (sms_schedule): Ditto.
20172 * tree-vectorizer.c (vectorize_loops): Ditto.
20173 * doc/loop.texi: Update information on loop numbering and behavior of
20174 FOR_EACH_LOOP wrto new loops.
20175 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20176 add_to_evolution_1): Test nestedness of loops instead of comparing
20178 * tree-chrec.c (chrec_fold_plus_poly_poly,
20179 chrec_fold_multiply_poly_poly, chrec_evaluate,
20180 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20181 reset_evolution_in_loop): Ditto.
20182 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20184 2007-01-31 Dirk Mueller <dmueller@suse.de>
20186 * c-common.c (warn_about_parentheses): Separate warning about
20187 un-parenthized sequence of comparison operators from the one
20188 which is supposed to warn about x <= y <= z.
20190 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20192 * optabs.h (enum optab_index): Add new OTI_isinf.
20193 (isinf_optab): Define corresponding macro.
20194 * optabs.c (init_optabs): Initialize isinf_optab.
20195 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20197 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20198 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20200 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20201 expand_builtin_interclass_mathfn.
20202 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20203 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20204 (fxam<mode>2_i387): New insn pattern.
20205 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20206 built-in functions as x87 inline asm.
20208 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20210 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20212 2007-01-30 Eric Christopher <echristo@apple.com>
20214 * config.gcc: Add geode.
20216 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20218 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20219 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20220 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20221 value-prof.c: Fix comment typos.
20223 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20226 * doc/invoke.texi (Wpointer-arith): Document warning.
20228 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20230 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20231 the list of discrepancies from the draft TR.
20233 2007-01-30 Dirk Mueller <dmueller@suse.de>
20236 * doc/invoke.texi (-Wreturn-type): Update description to
20237 match new behavior.
20239 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20241 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20243 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20245 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20246 to handle optabs that operate on floating point input argument and
20247 output to integer output.
20248 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20249 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20250 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20251 expand_builtin_interclass_mathfn ().
20252 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20253 (ilogbsi2): Remove.
20254 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20255 ilogbl built-in functions as x87 intrinsics.
20257 2007-01-30 Richard Guenther <rguenther@suse.de>
20259 PR middle-end/27657
20260 * dwarf2out.c (reference_to_unused): Query varpool if the
20261 variable was output.
20263 2007-01-30 Richard Guenther <rguenther@suse.de>
20265 PR middle-end/30313
20266 * passes.c (execute_one_pass): Reset in_gimple_form to not
20267 confuse non-unit-at-a-time mode.
20269 2007-01-29 Roger Sayle <roger@eyesopen.com>
20270 Richard Guenther <rguenther@suse.de>
20272 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20273 avoid undefined behaviour on overflow. Use force_fit_type_double
20274 to construct the constant with the specified TREE_OVERFLOW.
20276 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20278 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20279 * config/dfp-bit.h: Ditto.
20281 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20283 * c-decl.c (pop_scope): Replace warnings with call to
20284 warn_for_unused_label.
20285 * c-common.h (warn_for_unused_label): Declare.
20286 * c-common.c (warn_for_unused_label): Define.
20288 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20290 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20293 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20295 * Makefile.in (USER_H): Remove decfloat.h.
20296 * ginclude/decfloat.h: Delete, moving contents to ...
20297 * ginclude/float.h: Add support for decimal floating point,
20298 guarded by __STDC_WANT_DEC_FP__.
20300 2007-01-29 Mike Stump <mrs@apple.com>
20302 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20303 Analysis and Representation to resolve case insensitive conflict.
20304 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20306 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20308 * tree.h (struct tree_memory_tag): Add aliases member.
20309 (MTAG_ALIASES): New macro.
20310 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20311 (add_may_alias): Remove pointer-set. Update for may_aliases being
20313 (mark_aliases_call_clobbered): Update for may_aliases being a
20315 (compute_tag_properties): Ditto.
20316 (create_partition_for): Ditto.
20317 (compute_memory_partitions): Ditto.
20318 (dump_may_aliases_for): Ditto.
20319 (is_aliased_with): Ditto.
20320 (add_may_alias_for_new_tag): Ditto.
20321 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20322 (compute_is_aliased): New function.
20323 (compute_may_aliases): Call compute_is_aliased).
20324 (init_alias_info): Initialize alias_bitmap_obstack.
20325 (union_alias_set_into): New function.
20326 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20327 (have_common_aliases_p): Rewrite to take two bitmaps and use
20329 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20330 Update for bitmaps.
20331 (finalize_ref_all_pointers): Update for add_may_alias changes.
20332 (new_type_alias): Ditto.
20333 * tree-flow-inline.h (may_aliases): Return a bitmap.
20334 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20335 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20336 may_aliases being a bitmap.
20337 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20338 may_aliases now returns a bitmap.
20339 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20341 * tree-ssa-operands.c (add_virtual_operand): Update for
20342 may_aliases being a bitmap.
20344 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20346 PR tree-optimization/30630
20347 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20348 variable as changed.
20350 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20353 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20354 expanded only once even if an error occurs.
20356 2007-01-29 Ben Elliston <bje@au.ibm.com>
20358 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20359 (__gcov_average_profiler): Likewise.
20360 (__gcov_ior_profiler): Likewise.
20361 (__gcov_merge_ior): Likewise.
20363 2007-01-28 Jan Hubicka <jh@suse.cz>
20365 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20366 * value-prof.c (stringop_block_profile): Likewise.
20368 2007-01-28 Jan Hubicka <jh@suse.cz>
20370 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20371 Add variant handling histograms; add wrapper.
20372 (clear_storage_via_libcall): Export.
20373 (emit_block_move_hints): Break out from ...; add histograms.
20374 (emit_block_move): ... this one.
20375 (clear_storage_hints): Break out from ...; add histograms.
20376 (clear_storage): ... this one.
20377 (set_storage_via_memset): Handle histogram.
20378 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20379 (clear_storage_hints, clear_storage_via_libcall): Declare.
20380 (set_storage_via_setmem): Update prototype.
20381 * doc/md.texi (movmem, setmem): Document new arguments.
20383 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20384 Add new histograms.
20385 (stringop_block_profile): New global function.
20386 (tree_stringops_values_to_profile): Profile block size and alignment.
20387 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20389 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20390 (stringop_block_profile): Declare.
20391 * builtins.c: Include value-prof.h.
20392 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20393 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20394 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20395 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20396 * profile.c (instrument_values): Add new counters.
20397 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20399 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20400 (tree_init_edge_profiler): Build new profilers.
20401 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20402 (pass_tree_profile): Add dump.
20403 (tree_profile_hooks): Update.
20404 * Makefile.in (LIBGCOV): Add new constants.
20405 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20406 __gcov_ior_profiler): New.
20407 * i386.md (movmem/setmem expanders): Add new optional arguments.
20409 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20411 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20413 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20415 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20416 (tree_unswitch_single_loop): Pass eni_size_weights to
20417 tree_num_loop_insns.
20418 * tree-ssa-loop-manip.c: Include tree-inline.h.
20419 (can_unroll_loop_p): Pass eni_size_weights to
20420 tree_num_loop_insns.
20421 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20422 Pass eni_size_weights to estimate_num_insns.
20423 * tree.h (init_inline_once): Export.
20424 * toplev.c (backend_init): Call init_inline_once.
20425 * cgraphunit.c (cgraph_process_new_functions,
20426 cgraph_analyze_function): Pass eni_inlining_weights to
20427 estimate_num_insns.
20428 * ipa-inline.c (compute_inline_parameters): Ditto.
20429 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20430 to estimate_num_insns.
20431 (try_unroll_loop_completely): Pass eni_size_weights to
20432 tree_num_loop_insns.
20433 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20434 ot estimate_num_insns.
20435 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20436 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20437 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20438 eni_time_weights): New variables.
20439 (init_inline_once): Initialize them.
20440 (struct eni_data): Mew.
20441 (estimate_num_insns_1, estimate_num_insns): Use weights.
20442 * tree-inline.h (struct eni_weights_d): New.
20443 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20444 (estimate_num_insns): Declaration changed.
20445 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20446 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20447 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20449 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20451 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20452 relations in the conflict function is valid.
20454 2007-01-27 Ian Lance Taylor <iant@google.com>
20456 * common.opt: Add fstrict-overflow.
20457 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20458 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20459 (TYPE_OVERFLOW_UNDEFINED): Define.
20460 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20462 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20463 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20464 (fold_negate_expr): Likewise.
20465 (make_range): Likewise.
20466 (extract_muldiv_1): Likewise.
20467 (maybe_canonicalize_comparison): Likewise.
20468 (fold_comparison): Likewise.
20469 (fold_binary): Likewise.
20470 (tree_expr_nonnegative_p): Likewise.
20471 (tree_expr_nonzero_p): Likewise.
20472 * tree-vrp.c (compare_values): Likewise.
20473 (extract_range_from_binary_expr): Likewise.
20474 (extract_range_from_unary_expr): Likewise.
20475 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20477 (nowrap_type_p): Likewise.
20478 * tree-scalar-evolution.c (simple_iv): Likewise.
20479 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20480 (build_range_check): Likewise.
20481 (extract_muldiv_1): Likewise.
20482 (fold_comparison): Likewise.
20483 * tree-vrp.c (vrp_int_const_binop): Likewise.
20484 (extract_range_from_unary_expr): Likewise.
20485 * convert.c (convert_to_integer): Likewise.
20486 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20487 (fold_comparison): Likewise.
20488 (fold_binary): Likewise.
20489 * optabs.c (optab_for_tree_code): Likewise.
20490 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20491 * simplify-rtx.c (simplify_const_relational_operation): Check
20492 flag_strict_overflow and flag_trapv.
20493 (simplify_const_relational_operation): Likewise.
20494 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20495 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20498 2007-01-27 Roger Sayle <roger@eyesopen.com>
20500 * tree.c (tree_fold_gcd): Delete.
20501 * tree.h (tree_fold_gcd): Remove prototype.
20502 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20503 test whether one constant integer is a multiple of another. Instead
20504 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20505 * fold-const.c (multiple_of_p): We've determined both TOP and
20506 BOTTOM are integer constants so we can call int_const_binop directly
20507 instead of the more generic const_binop.
20509 2007-01-27 Roger Sayle <roger@eyesopen.com>
20511 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20512 1*X check that the constant hasn't overflowed, to preserve the
20514 (round_up): Provide an efficient implementation when rouding-up an
20515 INTEGER_CST to a power-of-two.
20517 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20519 * doc/sourcebuild.texi: Add comma for clarity.
20520 * doc/extend.texi: Fix some typos.
20521 * doc/passes.texi: Likewise.
20522 * doc/cppinternals.texi: Likewise.
20523 * doc/c-tree.texi: Likewise.
20524 * doc/tree-ssa.texi: Likewise.
20525 * doc/install.texi: Likewise.
20527 2007-01-27 Jan Hubicka <jh@suse.cz>
20529 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20530 (pass_sra): Do not require alias information.
20531 * passes.c (init_optimization_passes): Add SRA
20533 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20535 * tracer.c (rest_of_handle_tracer): We already cleaned
20536 up the CFG in tracer() so don't do it here again.
20537 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20538 cleanup_cfg here, either. And don't call renumber_insns.
20540 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20541 and BB_HEAD are in the insn stream here. Instead make sure
20542 that BB_INSN is valid on all insns. Also, do check here that
20543 there are no pending branch predictions...
20544 (rtl_verify_flow_info): ...instead of doing it here. Checks
20545 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20548 2007-01-26 Roger Sayle <roger@eyesopen.com>
20550 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20551 function to simplify/factorize operand order canonicalization.
20552 (ix86_fixup_binary_operands): Reorganize using the above function.
20553 (ix86_binary_operator_ok): Likewise.
20555 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20557 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20558 file scope from optimize_attrs.
20559 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20561 (optimize_attrs): Clear insn_code_values after freeing it.
20563 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20565 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20566 a parts.base assignment.
20568 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20570 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20571 (compute_subscript_distance, initialize_data_dependence_relation,
20572 finalize_ddr_dependent, analyze_ziv_subscript,
20573 analyze_siv_subscript_cst_affine,
20574 compute_overlap_steps_for_affine_univar,
20575 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20576 analyze_siv_subscript, analyze_miv_subscript,
20577 analyze_overlapping_iterations, subscript_dependence_tester_1,
20578 compute_self_dependence, free_dependence_relation): Work
20579 with affine_fn instead of chrecs.
20580 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20581 common_affine_function, affine_function_base,
20582 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20583 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20584 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20585 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20586 (all_chrecs_equal_p): Removed.
20587 * tree-data-ref.h (affine_fn, conflict_function): New types.
20588 (struct subscript): Change type of conflicting_iterations_in_a
20589 and conflicting_iterations_in_b.
20591 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20594 * config/pa/pa.h (TARGET_HPUX_11): New.
20595 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20596 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20598 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20599 Richard Guenther <rguenther@suse.de>
20601 * tree-ssa-structalias.c (solve_graph): Handle case
20602 we merged the variable to another.
20604 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20606 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20609 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20610 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20612 2007-01-25 DJ Delorie <dj@redhat.com>
20614 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20615 allow changes to modes which don't fit in those registers.
20617 * reload1.c (choose_reload_regs): Check for invalid subregs before
20618 computing their locations, not after.
20620 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20623 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20624 save Altivec registers in an eh_return function.
20625 (compute_vrsave_mask): Likewise.
20626 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20627 for saving Altivec registers.
20628 (rs6000_emit_prologue): Don't allocate stack twice in
20629 eh_return function. Correct expected value of altivec_save_offset
20630 when using save_world. Describe save of R0 to stack when using
20631 save_world. Describe stack pointer adjustment when using
20632 save_world. Remove duplicated eh_return parameter register saving.
20633 Update sp_offset variable after save_world.
20634 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20636 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20637 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20640 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20642 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20644 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20647 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20648 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20650 2007-01-25 Richard Guenther <rguenther@suse.de>
20652 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20653 * common.opt (-Wcoverage-mismatch): New warning option.
20654 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20655 if -Wcoverage-mismatch is given.
20657 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20659 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20660 (ipcp_driver): Change to static definition.
20661 Add dumping of the ifunctions.
20662 (constant_val_insert): Remove unused parameter. Support for SSA.
20663 (ipcp_propagate_const): Support for SSA.
20664 (ipcp_profile_bb_print): Print only analyzed nodes.
20665 (ipcp_replace_map_create): Remove support for Fortran constant
20667 * ipa-prop.c (ipa_method_modify_stmt,
20668 ipa_callsite_compute_param): Support for SSA.
20669 * ipa-prop.h (ipcp_driver): Remove declaration.
20670 (IS_VALID_TREE_MAP_INDEX): Add define.
20672 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20674 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20676 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20678 PR middle-end/30447
20679 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20680 constant argument to cabs and do it without checking for
20681 -funsafe-math-optimizations.
20683 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20685 * c-common.h (RID_FIRST_CXX0X): New.
20686 (RID_LAST_CXX0X): New.
20687 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20689 * c.opt (Wc++0x-compat): New.
20690 * doc/invoke.texi (-Wc++0x-compat): Document.
20692 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20694 * builtins.c (fold_builtin_carg): New.
20695 (fold_builtin_1): Use it.
20697 2007-01-24 Jan Hubicka <jh@suse.cz>
20699 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20701 * ipa-inline.c (initial_insns, max_insns): Delete.
20702 (compute_max_insns): New function.
20703 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20704 amount of insns as base for code growth.
20705 (cgraph_decide_inlining): Make initial_insns local; do not compute
20707 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20708 * doc/invoke.texi (inline-unit-growth): Update docs.
20710 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20712 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20713 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20714 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20715 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20716 for CPUs that have PTA_CX16 set.
20718 PR middle-end/27416
20719 * gimplify.c (omp_check_private): New function.
20720 (gimplify_scan_omp_clauses): Use it for
20721 firstprivate/lastprivate/reduction.
20723 PR middle-end/30494
20724 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20725 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20727 PR middle-end/30421
20728 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20729 If lower_lastprivate_clauses emits some statements, append them
20730 to dlist rather than body_p and to body_p append an initializer.
20731 (lower_omp_for): Adjust caller.
20733 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20735 * target.h (globalize_decl_name): New.
20736 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20737 * output.h (default_globalize_decl_name): New.
20738 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20740 (globalize_decl): Ditto.
20741 (default_globalize_decl_name): New.
20742 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20743 (ia64_handle_version_id_attribute): New.
20744 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20745 (ia64_asm_output_external): Use globalize_decl_name instead
20746 of globalize_label.
20747 * doc/extend.texi (version_id): New pragma.
20748 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20750 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20752 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20753 _uleb128_t and _Unwind_SWord with _sleb128_t.
20754 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20755 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20757 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20758 * unwind-pe.h (read_uleb128, read_sleb128,
20759 read_encoded_value_with_base): Likewise.
20760 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20762 2007-01-24 Richard Guenther <rguenther@suse.de>
20764 * builtins.c (expand_builtin_cexpi): Get the fndecl
20765 for cexp in the correct way.
20767 2007-01-24 Jan Hubicka <jh@suse.cz>
20769 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20772 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20774 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20775 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20776 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20777 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20778 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20779 __SIZEOF_PTRDIFF_T__.
20780 * doc/cpp.texi: Documentation for the new builtin macros added.
20782 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20784 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20785 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20786 instead of operands[2] to avoid access past the end of array.
20788 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20790 * reload1.c (emit_reload_insns): Pass the reload register
20791 for a non-spill output reload through forget_old_reloads_1.
20793 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20795 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20796 _SOFT_DOUBLE if doubles use software floating-point.
20797 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20798 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20799 * config/rs6000/darwin-ldouble.c: Also compile functions for
20800 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20801 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20802 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20803 commented-out long double override.
20804 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20805 * config/rs6000/eabispe.h: Likewise.
20806 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20807 long double for non-SPE.
20808 (rs6000_handle_option): Likewise.
20809 (invalid_e500_subreg): Disallow more subregs involding DImode,
20810 DFmode, TImode or TFmode.
20811 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20813 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20815 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20816 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20818 (rs6000_legitimate_address): Also check for TFmode for E500
20820 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20821 (spe_build_register_parallel): Handle TFmode and TCmode.
20822 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20824 (function_arg): Handle TFmode and TCmode for E500 double.
20825 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20827 (print_operand): Handle TFmode and TImode for %y.
20828 (rs6000_generate_compare): Handle TFmode comparisons for E500
20830 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20831 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20832 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20833 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20834 TFmode for E500 double.
20835 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20836 (floatsidf2): Enable for E500 double.
20837 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20838 (extenddftf2): Change to extenddftf2_fprs.
20839 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20840 depending on TARGET_E500_DOUBLE.
20841 (extendsftf2): Enable for E500 double.
20842 (trunctfdf2): Enable for E500 double.
20843 (trunctfsf2): Change to trunctfsf2_fprs.
20844 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20845 depending on TARGET_E500_DOUBLE.
20846 (floatsitf2): Enable for E500 double.
20847 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20848 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20849 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20850 (negtf2): Change to negtf2_internal.
20851 (negtf2): New expander.
20852 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20853 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20854 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20855 (movdi_internal32): Use rs6000_nonimmediate_operand.
20856 (unnamed splitter): Likewise.
20857 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20858 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20859 (SPE64TF, DITI): New mode macros.
20860 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20863 (frob_<mode>_di_2): New.
20864 (frob_tf_di_8_2): New.
20865 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20867 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20869 (frob_ti_<mode>_8_2): New.
20870 (frob_ti_tf_2): New.
20871 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20872 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20874 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20875 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20876 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20877 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20878 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20879 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20882 2007-01-23 Ian Lance Taylor <iant@google.com>
20884 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20886 (OBJS-archive): Reformat, alphabetize.
20887 (OBJS): Change out_object_file to OBJS-md.
20889 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20891 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20892 JUMP_P and CALL_P predicates where applicable.
20893 * config/i386/i386.c: Ditto.
20894 * config/i386/i386.md: Ditto.
20895 * config/i386/mmx.md: Ditto.
20896 * config/i386/predicates.md: Ditto.
20898 2007-01-22 Andreas Schwab <schwab@suse.de>
20900 * config/m68k/m68k.h: Fix comment.
20902 2007-01-22 Jan Hubicka <jh@suse.cz>
20904 * passes.c (init_optimization_passes): Do not rerun
20905 pass_early_warn_uninitialized.
20907 2007-01-22 Richard Guenther <rguenther@suse.de>
20909 PR tree-optimization/30038
20910 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20912 (execute_cse_sincos_1): Likewise.
20913 (execute_cse_sincos): Likewise.
20914 (gate_cse_sincos): Likewise.
20915 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20916 the cexpi() canonicalization of sincos().
20917 * tree-pass.h (pass_cse_sincos): Declare.
20918 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20920 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20922 PR rtl-optimization/29329
20923 * combine.c (replaced_rhs_insn): Rename to i2mod.
20924 (replaced_rhs_value): Rename to i2mod_new_rhs.
20925 (i2mod_old_rhs): New global variable.
20926 (combine_instructions): Adjust for above change. Save a copy of
20927 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20928 note are substituted in the second instruction.
20929 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20930 ditch the note if it pertains to the second eliminated register
20931 and this register is mentioned in i2mod_old_rhs.
20934 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20936 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20937 the insn to which the note was originally attached.
20939 2007-01-21 Jan Hubicka <jh@suse.cz>
20941 * ipa-inline.c (inlining_mode): Comment, move up.
20942 (cgraph_decide_inlining_incrementally): Do not perform inlining
20943 itself; fix handling of flattening of self recursive functions.
20944 (cgraph_find_cycles): Remove.
20945 (cgraph_flatten_node): Remove.
20946 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20947 (try_inline): New function.
20948 (cgraph_early_inlining): Update call of
20949 cgraph_decide_inlining_incrementally. Apply inlining here.
20950 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20952 2007-01-21 Dirk Mueller <dmueller@suse.de>
20955 * tree-vrp.c (check_array_bounds): do not warn
20956 about ADDR_EXPR's of ARRAY_REF's which are immediately
20957 used in binary expressions.
20959 2007-01-21 Ira Rosen <irar@il.ibm.com>
20961 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20962 read_write_dep and macros for its access.
20963 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20964 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20965 argument, call vect_check_interleaving for every independent pair of
20966 data-refs. Mark loads that access the same memory location as a store
20968 (vect_check_dependences): Remove.
20969 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20970 call, fix the call to vect_analyze_data_ref_dependence.
20971 (vect_analyze_data_ref_access): For statements that access the same
20972 data-ref, check that they are not stores; for loads, check that there
20973 is no store that access the same location.
20975 2007-01-20 Roger Sayle <roger@eyesopen.com>
20976 Joseph Myers <joseph@codesourcery.com>
20978 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20979 (-fdump-rtl-stack): Likewise.
20980 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20981 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20982 (-mpt-fixed): Use @minus{} for minus sign.
20983 (Using Precompiled Headers): Fix under/overfull hbox.
20985 2007-01-20 Jan Hubicka <jh@suse.cz>
20987 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20988 place within annotation.
20990 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20992 * pa.c (output_move_double): Change array size of xoperands to 4.
20994 2007-01-20 Jan Hubicka <jh@suse.cz>
20996 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
20999 2007-01-19 Ian Lance Taylor <iant@google.com>
21001 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21002 constant to unsigned HOST_WIDE_INT before negating.
21004 2007-01-19 Ian Lance Taylor <iant@google.com>
21006 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21008 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21009 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21010 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21011 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21012 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21013 (realloc_vdef, realloc_vuse): Change second parameter to
21015 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21016 fields to unsigned.
21017 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21018 unsigned. Change x and lim locals to unsigned.
21019 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21021 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21022 (copy_virtual_operands): Change i and n locals to unsigned.
21024 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21026 PR middle-end/29335
21027 * builtins.c (fold_builtin_1): Handle builtin fdim.
21029 2007-01-20 Jan Hubicka <jh@suse.cz>
21031 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21032 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21033 init_alias_heapvars.
21034 (init_alias_heapvars): Initialize only when not already initialized.
21035 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21037 2007-01-19 Roger Sayle <roger@eyesopen.com>
21039 * common.opt (fsigned-zeros): New command line option.
21040 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21041 of flag_unsafe_math_optimizations.
21042 * opts.c (set_fast_math_flags): The -ffast-math command line option
21043 implies -fno-signed-zeros.
21044 (fast_math_flags_set_p): Likewise.
21046 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21047 the documentation of -ffast-math appropriately. Wrap long lines.
21049 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21051 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21052 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21054 2007-01-19 Tomas Bily <tbily@suse.cz>
21056 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21058 (tree_init_ic_make_global_vars): New function
21059 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21060 (tree_gen_ic_profiler): New function
21061 (tree_gen_ic_func_profiler): New function
21062 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21063 (tree_profile_hooks): Added hook for indirec/virtual calls
21064 * value-prof.c (tree_find_values_to_profile): New case for
21066 (tree_values_to_profile): Call for determining indirect/virtual
21068 (tree_indirect_call_to_profile): New function
21069 (tree_ic_transform): New function
21070 (tree_ic): New function
21071 (find_func_by_pid): New function
21072 (init_pid_map): New function
21073 (tree_value_profile_transformations): Added check for
21074 indirect/virtual call transformation
21075 * value-prof.h (enum hist_type): New counter type for
21076 indirect/virtual calls
21077 (profile_hooks): Added new hook for profiling indirect/virtual
21079 * profile.c (instrument_values): New case for indirect/virtual
21081 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21082 (GCOV_COUNTER_V_INDIR): New counter type
21083 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21084 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21086 * cgraph.c: Definition of cgraph_max_pid
21087 (cgraph_create_node): Default init of pid attribute
21088 * cgraph.h: Declaration of cgraph_max_pid
21089 (struct cgraph_node): Added pid attribute
21090 * libgcov.c (__gcov_indirect_call_profiler): New function
21091 (__gcov_one_value_profiler_body): New function
21092 (__gcov_one_value_profiler): Body was moved to
21093 __gcov_one_value_profiler_body and calls it
21095 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21097 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21098 * gengtype.c (write_types_data, write_func_for_structure,
21099 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21100 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21101 (walk_type, write_func_for_structure): Generate the mark_hook if
21104 2007-01-19 Jan Hubicka <jh@suse.cz>
21106 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21107 'early' argument take inlining mode argument specifying whether to
21108 inline for size/speeed or all functions; add support for flattening;
21110 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21112 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21115 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21116 the name of the declared identifier.
21118 2007-01-19 Dirk Mueller <dmueller@suse.de>
21120 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21121 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21122 duplicate evaluation.
21124 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21126 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21127 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21128 to XFMode, use acosxf2 and truncate result to requested mode.
21129 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21130 (asin<mode>2): Similarly, with asin expanders.
21131 (*fscalexf4_i387): Rename from *fscalexf4.
21132 (expNcorexf3): New expander.
21133 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21134 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21135 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21136 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21137 patterns for SSE math.
21138 (exp10<mode>2): Similarly, with exp10 expanders.
21139 (exp2<mode>2): Similarly, with exp2 expanders.
21140 (expm1<mode>2): Similarly, with expm1 expanders.
21141 (ldexp<mode>3): Similarly, with ldexp expanders.
21142 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21143 Use gen_truncxf<mode>2_i387_noop to truncate result.
21145 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21147 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21148 for ColdFire targets.
21150 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21151 Richard Sandiford <richard@codesourcery.com>
21153 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21154 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21155 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21156 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21157 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21158 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21160 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21162 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21163 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21164 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21165 (*adddi_dilshr32_cf): New pattern.
21166 (adddi3, subdi3): Remove first alternatives.
21168 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21170 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21171 implemented using move.l, do not use its cc result for floating-point
21174 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21176 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21177 from accepting 's' constraints if flag_pic.
21179 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21181 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21182 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21183 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21184 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21186 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21188 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21189 ColdFire alternatives.
21190 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21191 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21192 architectures that support ff1 instruction.
21194 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21195 Julian Brown <julian@codesourcery.com>
21197 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21198 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21199 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21202 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21204 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21206 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21207 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21208 HOST_WIDE_INT instead of an rtx.
21209 (m68k_rtx_costs): Update call accordingly.
21210 (output_move_const_into_data_reg): Likewise. Fix formatting.
21211 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21213 (output_move_simode_const): Update calls after above changes.
21214 Rework to use automatic variables and predicates like MEM_P.
21215 * config/m68k/m68k.md (pushexthisi_const): Update call to
21218 2007-01-19 Dirk Mueller <dmueller@suse.de>
21220 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21221 in dump_flags test.
21223 2007-01-19 Richard Guenther <rguenther@suse.de>
21225 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21226 via cexp in case sincos is not available.
21228 2007-01-19 Richard Guenther <rguenther@suse.de>
21230 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21231 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21232 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21233 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21234 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21235 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21236 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21237 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21239 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21241 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21243 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21244 (atan2xf3): Directly generate RTL pattern.
21245 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21246 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21247 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21248 disable patterns for SSE math.
21249 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21250 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21251 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21252 disable patterns for SSE math.
21254 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21256 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21258 2007-01-18 Roger Sayle <roger@eyesopen.com>
21260 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21261 VIEW_CONVERT_EXPR to the same type as it's operand.
21263 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21265 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21266 configured for long double 128.
21268 2007-01-18 Mike Stump <mrs@apple.com>
21270 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21273 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21275 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21278 2007-01-18 Jan Hubicka <jh@suse.cz>
21280 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21281 greater than NUM_VOP_FREE_BUCKETS.
21283 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21285 * tree-ssa-structalias.c: Update comments.
21286 (ptabitmap_obstack): Removed.
21287 (pta_obstack): New.
21288 (oldpta_obstack): Ditto.
21289 (stats): Add a few members.
21290 (struct variable_info): Remove node, complex, address_taken, and
21291 indirect_target members. Add oldsolution member.
21292 (new_var_info): Do not initialize removed members.
21293 (constraint_expr_type): Remove INCLUDES.
21294 (constraint_graph): Add size, implicit_preds, rep,
21295 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21296 (FIRST_REF_NODE): New macro.
21297 (LAST_REF_NODE): Ditto.
21298 (FIRST_ADDR_NODE): Ditto.
21299 (find): New function.
21301 (dump_constraint): Do not handle INCLUDES.
21302 (insert_into_complex): Do not insert duplicate constraints.
21303 (condense_varmap_nodes): Renamed and rewritten into ...
21304 (merge_node_constraints): This. Also fix bug in handling of
21305 offseted copy constraints.
21306 (clear_edges_for_node): No longer need to deal with preds at all,
21307 or removing associated preds/succs.
21308 (merge_graph_nodes): Deal with indirect_cycles.
21309 Don't deal with predecessors.
21310 (add_implicit_graph_edge): New function.
21311 (add_pred_graph_edge): Ditto.
21312 (add_graph_edge): Don't deal with predecessors.
21313 (build_constraint_graph): Removed.
21314 (build_pred_graph): New function.
21315 (build_succ_graph): Ditto.
21316 (struct scc_info): Removed in_component. Added roots, dfs, and
21317 node_mapping. Remove visited_index, unification_queue.
21318 (scc_visit): Deal with union-find we do now.
21319 Deal with cycles with REF nodes.
21320 (collapse_nodes): Renamed and rewritten to ...
21321 (unify_nodes): This.
21322 (process_unification_queue): Removed.
21323 (topo_visit): Cleanup
21324 (do_da_constraint): Use find.
21325 (do_sd_constraint): Ditto.
21326 (do_ds_constraint): Ditto.
21327 (do_complex_constraint): Ditto.
21328 (init_scc_info): Update for removed and added members.
21329 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21330 (find_indirect_cycles): This.
21331 (equivalence_class): New variable.
21332 (label_visit): New function.
21333 (perform_variable_substitution): Rewritten.
21334 (free_var_substitution_info): New function.
21335 (find_equivalent_node): Ditto.
21336 (move_complex_constraints): Ditto.
21337 (eliminate_indirect_cycles): Ditto.
21338 (solve_graph): Only propagate changed bits.
21339 Use indirect cycle elimination.
21341 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21342 (tree_id_eq): Renamed to ...
21343 (tree_vi_eq): This. Update for member change
21344 (insert_id_for_tree): Renamed and rewritten to ...
21345 (insert_vi_for_tree): This.
21346 (lookup_id_for_tree): Renamed and rewritten to ...
21347 (lookup_vi_for_tree): This.
21348 (get_id_for_tree): Renamed and rewritten to ...
21349 (get_vi_for_tree): Ditto.
21350 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21351 (process_constraint): Don't handle INCLUDES.
21352 Remove special ADDRESSOF case.
21353 (find_func_aliases): Rewrite to use vi functions instead of id
21355 (create_function_info_for): Ditto.
21356 (create_variable_info_for): Ditto.
21357 (intra_create_variable_infos): Ditto.
21358 (merge_smts_into): Ditto.
21359 (find_what_p_points_to): Ditto.
21360 (init_base_vars): Ditto.
21361 (init_alias_vars): Ditto.
21362 (remove_preds_and_fake_succs): New function.
21363 (dump_sa_points_to_info): Dump new stats.
21364 (dump_solution_for_var): Use find.
21365 (set_used_smts): Fix formatting.
21366 (compute_points_to_sets): Updated for new functions.
21367 (ipa_pta_execute): Ditto.
21369 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21370 Richard Sandiford <richard@codesourcery.com>
21372 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21374 * calls.c (expand_call): If the return value is a PARALLEL,
21375 extract its first member.
21376 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21377 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21378 use FUNCTION_EXTRA_EPILOGUE.
21379 (m68k_function_value): Return a PARALLEL if the return value
21380 is of a pointer type.
21381 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21382 (FUNCTION_EXTRA_EPILOGUE): Remove.
21383 * config/m68k/m68k.md (D0_REG): New constant.
21385 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21387 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21388 output a NOP for empty epilogues.
21390 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21392 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21393 before function. Extend register save check to include all
21394 registers, not just integer ones.
21396 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21398 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21399 (m68k_use_return_insn): ...this.
21400 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21401 * config/m68k/m68k.c (use_return_insn): Rename to...
21402 (m68k_use_return_insn): ...this.
21403 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21404 of USE_RETURN_INSN.
21406 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21408 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21409 nearest even, fix denormal rounding overflow.
21411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21413 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21414 f%$smove and f%$move.
21415 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21416 (extendsfdf2_cf): Use fdmove instead of f%&move.
21417 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21418 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21422 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21427 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21428 (coldfire_single_format): Declare.
21429 (coldfire_double_format): Likewise.
21430 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21431 of qnan_msb_set to determine the lower bits of a canonical
21433 (encode_ieee_double): Likewise.
21434 (encode_ieee_quad): Likewise.
21435 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21436 (mips_single_format): Likewise.
21437 (ieee_double_format): Likewise.
21438 (mips_double_format): Likewise.
21439 (ieee_extended_motorola_format): Likewise.
21440 (ieee_extended_intel_96_format): Likewise.
21441 (ieee_extended_intel_128_format): Likewise.
21442 (ieee_extended_intel_96_round_53_format): Likewise.
21443 (ibm_extended_format): Likewise.
21444 (mips_extended_format): Likewise.
21445 (ieee_quad_format): Likewise.
21446 (mips_quad_format): Likewise.
21447 (vax_f_format): Likewise.
21448 (vax_d_format): Likewise.
21449 (vax_g_format): Likewise.
21450 (i370_single_format): Likewise.
21451 (i370_double_format): Likewise.
21452 (decimal_single_format): Likewise.
21453 (decimal_double_format): Likewise.
21454 (decimal_quad_format): Likewise.
21455 (c4x_single_format): Likewise.
21456 (c4x_extended_format): Likewise.
21457 (real_internal_format): Likewise.
21458 (coldfire_single_format): New real_format.
21459 (coldfire_double_format): Likewise.
21460 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21461 canonical_nan_lsbs_set.
21462 (pdp11_d_format): Likewise.
21463 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21464 if TARGET_COLDFIRE_CPU.
21466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21468 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21469 (output_call, m68k_legitimize_call_address): Declare.
21470 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21471 parenthesees. Add support for a 'W' constraint.
21472 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21473 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21474 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21475 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21477 (override_options): Initialize them. Do not set flag_no_function_cse
21478 for TARGET_ID_SHARED_LIBRARY.
21479 (m68k_output_pic_call): Delete.
21480 (m68k_legitimize_call_address): New function.
21481 (print_operand): Remove the %o prefix. Handle the %p prefix.
21482 (output_call): New function.
21483 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21484 target address from the GOT if symbolic jumps are not allowed.
21485 * config/m68k/m68k.md (call, general_operand): Do not set
21486 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21487 Merge separate flag_pic and !flag_pic define_insns into...
21488 (*call, *call_value): ...these new patterns. Match the address
21489 rather than the containing MEM and require it to be a call_operand.
21490 Use output_call to generate the asm template.
21491 * config/m68k/predicates.md (const_call_operand): New predicate.
21492 (call_operand): Likewise.
21494 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21496 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21497 (STACK_GROWS_DOWNWARD): Define to 1.
21498 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21499 comments, emphasizing that these values are only defaults.
21500 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21501 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21503 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21505 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21507 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21508 Richard Sandiford <richard@codesourcery.com>
21510 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21511 (FP_REGNO_P): New macros.
21512 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21513 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21514 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21515 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21517 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21519 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21520 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21522 * config/m68k/t-floatlib: New file, extracting common code from...
21523 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21524 * config/m68k/t-uclinux: Here.
21525 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21526 routines on ColdFire targets.
21528 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21530 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21531 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21532 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21533 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21534 explicitly set MOTOROLA to 1.
21535 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21538 Nathan Sidwell <nathan@codesourcery.com>
21540 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21541 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21542 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21543 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21544 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21545 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21546 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21547 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21548 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21549 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21550 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21551 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21552 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21553 (DBX_REGISTER_NUMBER): Delete.
21554 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21555 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21556 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21558 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21560 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21561 * config/flat.h: New file.
21562 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21563 OBJECT_FORMAT_FLAT.
21564 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21565 indirect references for -msep-data or -mid-shared-library.
21566 Do not use PC-relative code addresses either.
21567 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21569 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21570 for shared libraries and crt1.o for executables. Use crti.o and
21572 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21573 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21574 Do not add -elf2flt or -shared-lib-id options here.
21575 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21576 Pass -shared-lib-id if -mid-shared-library, taking the library
21577 identifier from -mshared-library-id if given, otherwise
21579 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21580 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21581 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21582 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21583 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21584 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21586 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21587 jump sequence for ISA A and ISA A+.
21588 (PICJUMP): Likewise.
21590 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21592 * config.gcc (m68k-*-uclinux*): Base the port on the common
21593 and m68k GNU/Linux files rather than on the generic ELF ones.
21594 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21595 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21597 2007-01-18 Julian Brown <julian@codesourcery.com>
21598 Richard Sandiford <richard@codesourcery.com>
21600 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21601 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21602 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21604 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21605 80 unconditionally.
21606 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21608 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21610 * doc/install.texi: Document m68k-uclinuxoldabi.
21611 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21612 * config/m68k/uclinux-oldabi.h: New file, copied from
21613 config/m68k/uclinux.h.
21615 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21617 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21618 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21619 (m32r_compute_frame_size): Use unsigned for regno.
21620 (m32r_reload_lr): Use gen_frame_mem.
21622 (m32r_output_function_epilogue): Don't output the function epilogue
21624 (m32r_expand_epilogue): New.
21625 (direct_return): Return false if the function has the interrupt
21627 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21628 * config/m32r/m32r.md (epilogue): New expander.
21629 (return_lr, return_rte): New insns.
21630 (return): Make it expander.
21631 (return_normal): New expander.
21633 2007-01-18 Josh Conner <jconner@apple.com>
21636 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21637 support for UNLE, UNLT, UNGE, and UNGT.
21639 2007-01-18 Jan Hubicka <jh@suse.cz>
21641 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21642 * tree-tailcall (add_virtual_phis): Likewise.
21643 (optimize_tail_call): Return TODOs.
21644 (execute_tail_calls): Return TODOs.
21645 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21646 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21648 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21649 Cleanup cfg using TODO.
21650 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21651 * passes.c (execute_function_todo): When cleanup did something, remove
21653 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21654 (make_edges): Don't cleanup_cfg.
21656 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21658 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21659 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21660 operate on the top of stack.
21661 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21662 register handling of instructions that output to the second
21664 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21665 (move_for_stack_reg): Special-case check for dead destination
21666 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21668 * config/i386/i386.md (UNSPEC_TAN): New constant.
21669 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21670 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21671 to correctly model move of constant 1.0 to top stack slot.
21672 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21673 (unnamed peephole2 pattern): Remove corresponding peephole2
21674 pattern that optimizes tan insn and loading of constant 1.0.
21675 (tanxf2): Use fptanxf4_i387.
21676 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21677 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21678 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21679 disable patterns for SSE math.
21680 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21681 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21683 2007-01-18 Dirk Mueller <dmueller@suse.de>
21684 Richard Guenther <rguenther@suse.de>
21687 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21688 * common.opt (Warray-bounds): Add new warning option.
21689 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21691 * Makefile.in: make tree-vrp.o depend on toplev.h
21692 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21694 (check_array_refs, check_array_bounds, check_array_ref): New.
21696 2007-01-18 Jan Hubicka <jh@suse.cz>
21698 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21699 (execute_ssa_ccp): Return flags conditionally.
21700 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21702 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21704 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21706 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21707 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21709 * Makefile.c (GTFILES): Add cfglayout.h.
21710 * gengtype.c (open_base_files): Likewise.
21711 * cfglayout.c (cfg_layout_function_footer,
21712 cfg_layout_function_header) Reindent to make gengtype happy.
21713 * cfglayout.h (cfg_layout_function_footer,
21714 cfg_layout_function_header): Add GTY(()) marker.
21716 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21718 2007-01-18 Ben Elliston <bje@au.ibm.com>
21720 * genautomata.c (write_automata): Include xstrerror output in the
21721 error message if writing the DFA description file fails.
21723 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21725 * config/mips/mips-protos.h (mips_output_external): Make it
21727 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21728 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21729 (extern_list): Likewise.
21730 (extern_head): Likewise.
21731 (TARGET_ASM_FILE_END): Likewise.
21732 (mips_file_end): Likewise.
21733 (mips_output_external): Rewritten.
21735 2007-01-18 Ben Elliston <bje@au.ibm.com>
21737 * genpreds.c (write_insn_preds_c): Only write out the function
21738 body for regclass_for_constraint if we have register constraints.
21740 2007-01-17 Tom Tromey <tromey@redhat.com>
21742 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21743 * doc/install.texi (Testing): Use sourceware.org.
21744 (Binaries): Likewise.
21745 (Specific): Likewise.
21746 * doc/contrib.texi (Contributors): Use sourceware.org.
21748 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21750 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21751 (AVR_ENHANCED): Rename to ...
21752 (AVR_HAVE_MUL): ... new.
21753 (avr_enhanced_p): Rename to ...
21754 (avr_have_mul_p): ... new.
21755 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21756 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21757 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21758 (avr_have_mul_p): ... new.
21759 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21760 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21761 'avr_enhanced_p' and 'enhanced'.
21762 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21763 AVR_HAVE_MUL instead of AVR_ENHANCED.
21764 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21765 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21766 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21767 instead of AVR_ENHANCED.
21768 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21769 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21770 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21772 2007-01-17 Ian Lance Taylor <iant@google.com>
21774 * vec.h (VEC_reserve_exact): Define.
21775 (vec_gc_p_reserve_exact): Declare.
21776 (vec_gc_o_reserve_exact): Declare.
21777 (vec_heap_p_reserve_exact): Declare.
21778 (vec_heap_o_reserve_exact): Declare.
21779 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21781 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21782 negative parameter.
21783 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21784 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21785 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21786 * vec.c (calculate_allocation): Add exact parameter. Change all
21788 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21789 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21790 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21791 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21792 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21793 (vec_heap_p_reserve_exact): New function.
21794 (vec_heap_o_reserve_exact): New function.
21796 2007-01-17 Jan Hubicka <jh@suse.cz>
21798 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21800 2007-01-17 Eric Christopher <echristo@apple.com>
21802 * config.gcc: Support core2 processor.
21804 2007-01-16 Jan Hubicka <jh@suse.cz>
21806 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21807 the names, just unlink the chain so we don't crash on dangling
21811 2007-01-16 Jan Hubicka <jh@suse.cz>
21813 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21814 * tree-pass.h: Reorder to make IPA passes appear toegher.
21815 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21817 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21818 parameters, do not call early inliner.
21819 * ipa-inline.c: Update comments. Include tree-flow.h
21820 (cgraph_decide_inlining): Do not compute inlining parameters.
21821 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21822 be called with function context set up.
21823 (pass_ipa_inline): Remove unreachable functions before pass.
21824 (cgraph_early_inlining): Simplify assuming to be called from the
21826 (pass_early_inline): New pass.
21827 (cgraph_gate_ipa_early_inlining): New gate.
21828 (pass_ipa_early_inline): Turn into simple wrapper.
21829 (compute_inline_parameters): New function.
21830 (gate_inline_passes): New gate.
21831 (pass_inline_parameters): New pass.
21832 (apply_inline): Move here from tree-optimize.c
21833 (pass_apply_inline): New pass.
21834 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21836 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21837 doing them by hand.
21838 (tree_function_versioning): Do not allocate dummy struct function.
21839 * tree-inline.h (optimize_inline_calls): Update prototype.
21840 * tree-optimize.c (execute_fixup_cfg): Export.
21841 (pass_fixup_cfg): Remove
21842 (tree_rest_of_compilation): Do not apply inlines.
21843 * tree-flow.h (execute_fixup_cfg): Declare.
21844 * Makefile.in (gt-passes.c): New.
21845 * passes.c: Include gt-passes.h
21846 (init_optimization_passes): New passes.
21847 (nnodes, order): New static vars.
21848 (do_per_function_toporder): New function.
21849 (execute_one_pass): Dump current pass here.
21850 (execute_ipa_pass_list): Don't dump current pass here.
21852 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21854 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21855 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21857 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21859 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21860 (strong_alias): Define.
21861 (__gcc_qmul): Provide non-FMA for soft-float.
21862 (__gcc_qdiv): Same.
21867 (__gcc_qunord): New.
21877 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21878 soft-float functions.
21879 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21880 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21881 about long double soft float.
21883 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21884 Tehila Meyzels <tehila@il.ibm.com>
21886 * tree-vectorizer.h (is_pattern_stmt_p): New.
21887 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21888 formatting (tabs instead of spaces). Cleanup and clarify setting
21889 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21890 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21891 (vectorizable_type_demotion): Check that types are integral.
21892 (vectorizable_type_promotion): Likewise.
21893 (vectorizable_store): Fix typo. Eliminate new-line at end of
21896 2007-01-16 Jan Hubicka <jh@suse.cz>
21898 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21901 2007-01-15 Eric Christopher <echristo@apple.com>
21903 * ifcvt.c: Include vec.h, vecprim.h.
21904 (check_cond_move_block): New argument regs.
21905 Reorganize. Add registers used to regs.
21906 (cond_move_process_if_block): Use regs set above as
21909 2007-01-15 Eric Christopher <echristo@apple.com>
21911 * config/darwin.h: Update copyright.
21912 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21913 (LINK_COMMAND_SPEC): Add -u.
21914 (LINK_SPEC): Fix umbrella for above.
21916 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21918 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21921 2007-01-15 Tom Tromey <tromey@redhat.com>
21923 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21924 * doc/install.texi (Testing): Don't mention jacks.
21925 (Configuration): Document --enable-java-maintainer-mode. Move
21926 --with-java-home to libgcj-specific section. Document
21928 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21930 2007-01-15 Jan Hubicka <jh@suse.cz>
21932 * tree-ssa-dce.c (DCE_TODOs): New.
21933 (propagate_necessity): Return if something changed.
21934 (eliminate_unnecessary_stmts): Likewise.
21935 (perform_tree_ssa_dce): Return TODO flags when needed.
21936 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21938 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21940 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21941 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21942 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21943 patterns using X87MODEF12 mode macro. Extend operand 1
21944 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21945 (log10<mode>2): Ditto.
21946 (log2<mode>2): Ditto.
21947 (log1p<mode>2): Ditto.
21948 (logb<mode>2): Ditto.
21949 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21950 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21951 (*fxtractxf3_i387): Rename from *fxtractxf3.
21952 (fxtract_extend<mode>xf3_i387): New insn pattern.
21953 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21954 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21955 and gen_fyl2xxf3_i387().
21957 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21959 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21960 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21961 get_loop_exit_edges. Changed return type to bool.
21962 * cfgloop.h (fix_loop_placement): Declaration removed.
21964 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21966 * param.h (MIN_VECT_LOOP_BOUND): New.
21967 * params.def (MIN_VECT_LOOP_BOUND): New.
21968 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21969 argument - minimum threshold for number of iterations.
21970 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21971 argument to declaration.
21972 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21973 MIN_VECT_LOOP_BOUND.
21974 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21975 slpeel_tree_peel_loop_to_edge with additional argument.
21976 (vect_do_peeling_for_alignment): Likewise.
21977 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21979 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21982 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21983 operands of size 1.
21985 2007-01-14 Jan Hubicka <jh@suse.cz>
21987 * tree-dfa.c (remove_referenced_var): New function.
21988 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21989 prune referenced vars list too.
21990 * tree-flow.h (remove_referenced_var): Declare.
21992 2007-01-14 Jan Hubicka <jh@suse.cz>
21994 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
21996 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
21997 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
21998 * except.h (verify_eh_throw_table_statements): Kill prototype.
21999 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22000 into call exrepssions.
22001 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22003 * tree-cfg.c: Include pointer-set.h.
22004 (verify_node_sharing): Work on pointer set.
22005 (verify_eh_throw_stmt_node): New.
22006 (verify_stmts): Use pointers sets, verify throw_stmt.
22008 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22010 * ipa-reference.c (analyze_function): Consider also addresses taken
22013 2007-01-12 Roger Sayle <roger@eyesopen.com>
22015 * c-typeck.c (null_pointer_constant_p): Replace use of
22016 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22017 (build_c_cast): Likewise.
22019 2007-01-12 Roger Sayle <roger@eyesopen.com>
22021 * tree.h (force_fit_type_double): Remove unused final argument.
22022 * c-common.c (constant_expression_warning): Replace use of
22023 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22024 (convert_and_check): Likewise.
22025 (shorten_compare): Update call to force_fit_type_double.
22026 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22027 * convert.c (convert_to_pointer): Update call to
22028 force_fit_type_double.
22029 * fold-const.c (force_fit_type_double): Remove overflowed_const
22031 (int_const_binop, fold_convert_const_int_from_int,
22032 fold_convert_const_int_from_real, fold_div_compare,
22033 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22034 fold_abs_const, fold_not_const): Remove the final argument from
22035 calls to force_fit_type_double.
22037 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22039 * configure.ac: Set insn to "nop" for spu-*-* also.
22040 * configure: Regenerate.
22042 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22044 * builtins.def : Add BUILT_IN_FREE.
22046 2007-01-12 Jan Hubicka <jh@suse.cz>
22048 PR tree-optimization/30443
22049 * tree-inline.c (tree_function_versioning): Do not optimize when
22050 cloning for inlining.
22052 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22054 * doc/loop.texi: Document recording of loop exits.
22055 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22056 (update_single_exits_after_duplication,
22057 update_single_exit_for_duplicated_loop,
22058 update_single_exit_for_duplicated_loops): Removed.
22059 (duplicate_loop_to_header_edge): Do not call
22060 update_single_exits_after_duplication and
22061 update_single_exit_for_duplicated_loops.
22062 (loop_version): Do not update single_exit information.
22063 (fix_loop_structure): Use record_loop_exits instead of
22064 mark_single_exit_loops.
22065 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22066 the lists of loop exits.
22067 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22068 split_edge, merge_blocks): Update the lists of loop exits.
22069 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22070 loop_optimizer_init.
22071 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22072 of mark_single_exit_loops.
22073 (loop_optimizer_finalize): Call release_recorded_exits.
22074 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22075 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22076 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22077 update single exit information.
22078 * lambda-code.c (perfect_nestify): Ditto.
22079 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22080 (mark_single_exit_loops): Removed.
22081 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22082 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22083 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22085 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22086 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22087 (verify_loop_structure): Verify consistency of the exit lists.
22088 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22089 (set_single_exit): Removed.
22090 * cfgloop.h (struct loop_exit): New function.
22091 (struct loop): single_exit_ field replaced by exits field.
22092 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22093 LOOPS_HAVE_RECORDED_EXITS.
22094 (struct loops): Added exits hash.
22095 (mark_single_exit_loops, set_single_exit): Declaration removed.
22096 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22098 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22100 * doc/invoke.texi: Avoid use of @headitem.
22102 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22104 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22106 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22108 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22111 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22112 Richard Sandiford <richard@codesourcery.com>
22114 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22115 * config/m68k/m68k.opt: Resort options.
22116 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22118 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22119 Richard Sandiford <richard@codesourcery.com>
22121 * doc/invoke.texi: Document the macros that are defined by
22122 m68k's -mtune and -mhard-float options.
22123 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22124 (m68k_cpp_cpu_family): Likewise.
22125 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22126 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22127 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22128 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22129 (m68k_cpp_cpu_family): Likewise.
22131 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22133 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22134 macros besides mc68000 as tuning macros. Use a switch statement
22135 to set them and mcpu32.
22137 2007-01-12 Julian Brown <julian@codesourcery.com>
22139 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22140 (TARGET_68040_ONLY): Rename to...
22141 (TARGET_68040): ...this.
22142 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22143 * config/m68k/m68k.md: Likewise.
22145 2007-01-12 Julian Brown <julian@codesourcery.com>
22146 Nathan Sidwell <nathan@codesourcery.com>
22147 Richard Sandiford <richard@codesourcery.com>
22149 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22150 the -mcpu= argument associated with the --with-cpu setting.
22151 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22152 if different from the one implied by the -mcpu setting.
22153 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22154 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22155 * doc/invoke.texi: Mention ColdFire in the introduction to the
22156 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22157 -mno-div and -mhard-float options. Make -m68881 a synonym for
22158 -mhard-float. Document the previously-undocumented -m5206e,
22159 -m528x, -m5307 and -m5407 options. Tweak the existing option
22160 documentation for consistency.
22161 * doc/install.texi: Mention new --with-cpu arguments.
22162 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22163 default CPU if neither -mcpu nor -march are specified.
22164 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22165 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22166 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22167 using m68k_tune to decide between families that implement the
22168 same ISA. Use m68k_tune to set __mcfv4e__.
22169 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22170 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22171 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22172 (FL_ISA_C, FL_ISA_MMU): New macros.
22173 (MASK_COLDFIRE): Delete.
22174 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22175 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22176 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22177 (TARGET_HARD_FLOAT): Do not define here.
22178 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22179 (TUNE_68000): New macro.
22180 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22181 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22182 (TUNE_CFV2): Redefine in terms of m68k_tune.
22183 (uarch_type, target_device, fpu_type): New enums.
22184 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22185 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22186 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22187 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22188 (FL_FOR_isa_c): New macros.
22189 (m68k_isa): New enum.
22190 (m68k_target_selection): New structure.
22191 (all_devices, all_isas, all_microarchs): New tables.
22192 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22193 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22194 (MASK_ALL_CPU_BITS): Delete.
22195 (m68k_find_selection): New function.
22196 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22197 Map the legacy target options to a combination of the new ones.
22198 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22199 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22200 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22202 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22203 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22205 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22206 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22207 * config/m68k/m68k-devices.def: New file.
22209 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22210 Nathan Sidwell <nathan@codesourcery.com>
22212 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22213 (SUBTARGET_EXTRA_SPECS): New macros.
22214 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22215 use %(asm_cpu_spec) instead.
22216 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22217 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22218 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22219 (EXTRA_SPECS): Rename to...
22220 (SUBTARGET_EXTRA_SPECS): ...this.
22222 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22223 Richard Sandiford <richard@codesourcery.com>
22224 Julian Brown <julian@codesourcery.com>
22226 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22227 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22228 to the configuration's default CPU.
22229 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22230 Remove default masks.
22231 (m680[012]0-*-*): Set the default with_cpu to the first part of
22233 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22234 (m68k*-*-linux): Extend the --with-cpu handling to...
22235 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22236 and m68010. Don't set target_cpu_default2.
22237 * doc/install.texi: Document --with-cpu for m68k.
22238 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22239 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22240 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22241 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22242 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22243 (ASM_SPEC): Remove use of %(asm_cpu_default).
22244 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22245 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22246 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22247 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22248 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22249 (TARGET_DEFAULT): Delete.
22250 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22251 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22252 (CPP_CPU_SPEC): Delete.
22253 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22254 the appropriate string.
22255 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22256 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22257 (ASM_SPEC): Don't use %(asm_default_spec).
22258 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22259 TARGET_DEFAULT and add MASK_68881.
22260 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22262 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22264 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22265 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22266 MASK_68010 alongside MASK_68020.
22267 * doc/invoke.texi: Document -m68010.
22268 * config/m68k/m68k.opt (m68010): New.
22269 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22271 (TUNE_68010): New macro.
22272 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22273 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22274 (M68K_CPU_m68332): Add MASK_68010.
22275 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22276 fallback definition.
22277 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22279 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22280 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22281 to all entries that use MASK_68020.
22282 (output_move_simode_const, output_move_himode, output_move_qimode)
22283 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22284 instead of TARGET_68020 to select clr behavior. Remove comment
22285 about there being no TARGET_68010.
22286 * config/m68k/m68k.md: Likewise throughout.
22288 2007-01-12 Julian Brown <julian@codesourcery.com>
22290 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22291 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22292 * config/m68k/m68k.md: Likewise.
22294 2007-01-12 Julian Brown <julian@codesourcery.com>
22296 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22297 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22299 2007-01-12 Julian Brown <julian@codesourcery.com>
22301 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22302 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22303 * config/m68k/m68k.md: Likewise.
22305 2007-01-12 Julian Brown <julian@codesourcery.com>
22306 Richard Sandiford <richard@codesourcery.com>
22308 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22309 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22310 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22312 (TARGET_CPU32): Rename to...
22313 (TUNE_CPU32): ...this.
22314 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22315 (TUNE_CFV2): New macros.
22316 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22317 remove conditions that are implied by TARGET_68020.
22318 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22319 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22320 (m68k_output_function_epilogue): Likewise.
22321 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22322 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22323 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22324 non-68000 timings. Refactor multiplication and division costs.
22325 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22326 TUNE_CPU32 instead of TARGET_CPU32.
22327 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22328 and TUNE_68060 instead of TARGET_68060.
22329 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22330 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22332 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22333 && !TARGET_COLDFIRE" to choose between moveq and clr.
22334 Likewise in the unnamed movsf pattern.
22335 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22336 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22339 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22341 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22342 of tabbing before backslashes.
22344 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22346 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22347 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22348 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22350 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22352 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22353 find_interesting_uses_cond.
22354 (find_interesting_uses_cond): Use extract_cond_operands.
22355 (rewrite_use_compare): Use extract_cond_operands and
22356 force_gimple_operand_bsi. Do not call update_stmt.
22357 (determine_use_iv_cost_condition): Use extract_cond_operands.
22358 Return cheaper of using original bound and changing the exit bound.
22360 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22362 PR tree-optimization/29516
22363 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22364 most_expensive_mult_to_index, addr_to_parts,
22365 create_mem_ref, maybe_fold_tmr): Make the type of
22366 fields of TARGET_MEM_REF sizetype.
22367 (move_fixed_address_to_symbol, move_pointer_to_base):
22369 * tree.def (TARGET_MEM_REF): Add comment on types of
22372 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22374 * c-common.c (vector_types_convertible_p): Treat opaque types as
22375 always convertible if they have the same size, but not otherwise.
22377 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22379 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22380 Remove the b_unconditional field.
22381 (noce_try_sign_mask): Do not look at b_unconditional.
22382 (noce_process_if_block): Do not use merge_if_blocks. Update
22383 the CFG here. Do not set b_unconditional.
22384 (cond_move_process_if_block): Likewise.
22385 (find_cond_trap): Likewise.
22386 (check_cond_move_block): Require simple jump insns at the end
22387 of the basic block.
22389 2007-01-11 Jan Hubicka <jh@suse.cz>
22391 PR tree-optimization/1046
22392 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22393 when alias info is not ready.
22394 (pass_tail_recursion): Do not require aliasing.
22395 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22396 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22397 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22398 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22399 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22400 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22401 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22403 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22404 When aliasing is not build, mark statement as volatile.
22406 2007-01-11 Tom Tromey <tromey@redhat.com>
22408 PR preprocessor/15185, PR preprocessor/20989:
22409 * doc/cppopts.texi <-MT>: Update description of algorithm for
22410 computing default target.
22411 <-M, -MD>: Reword "basename" text.
22413 2007-01-11 Roger Sayle <roger@eyesopen.com>
22415 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22416 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22417 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22418 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22419 fold_builtin_bswap, real_constp, fold_builtin_pow,
22420 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22421 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22422 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22423 * convert.c (convert_to_pointer): Likewise.
22424 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22425 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22426 const_binop, fold_convert_const_int_from_int,
22427 fold_convert_const_int_from_real,
22428 fold_convert_const_real_from_real, sign_bit_p,
22429 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22430 fold_sign_changed_comparison, fold_unary, fold_comparison,
22431 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22432 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22433 * print-tree.c (print_node_brief, print_node): Likewise.
22434 * stor-layout.c (place_field, layout_type): Likewise.
22435 * tree-chrec.c (keep_cast): Likewise.
22436 * tree.c (build_vector, build_real, build_real_from_int_cst,
22437 build_complex): Likewise.
22439 2007-01-11 Roger Sayle <roger@eyesopen.com>
22441 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22442 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22444 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22446 * configure.ac (strict1_warn): Rename to strict_warn.
22447 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22448 cc_set_by_configure, quoted_cc_set_by_configure,
22449 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22450 all_boot_languages, all_stagestuff): Remove.
22451 (target_list): Remove bootstrap targets.
22452 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22453 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22454 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22455 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22456 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22457 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22458 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22459 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22460 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22461 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22462 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22463 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22464 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22465 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22466 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22467 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22468 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22469 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22470 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22471 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22472 (mostlyclean): Adjust.
22473 (clean, distclean): Don't mention bootstrap stuff.
22474 * configure: Regenerate.
22475 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22476 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22477 treelang/config-lang.in (stagestuff): Remove.
22478 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22479 stageprofile, stagefeedback, stagestuff): Remove mention.
22481 2007-01-11 Nick Clifton <nickc@redhat.com>
22483 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22485 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22486 (mcore_arith_K_S_operand): Run the test for the S constraint not
22487 the test for the M constraint.
22488 (mcore_addsub_operand): Do not accept integer values that are
22489 larger than 32 bits.
22490 * config/mcore/mcore.md: Remove unused constraints from split.
22491 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22492 (addsi3): Likewise.
22493 (allocate_stack): Likewise.
22494 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22495 operands to 32 bits.
22496 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22498 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22499 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22500 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22501 mcore_output_bclri, mcore_output_andn, output_inline_const,
22502 mcore_output_move, mcore_output_movedouble): Likewise.
22503 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22504 (output_inline_const): Likewise.
22505 (output_inline_const): Fix format strings used in sprintf
22507 * config/mcore/mcore-protos.h: Update prototypes for changed
22508 functions in mcore.c.
22509 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22510 HOST_WIDE_INT and not int.
22511 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22512 CONST_OK_FOR_N): Likewise.
22513 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22514 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22517 2007-01-10 Jan Hubicka <jh@suse.cz>
22519 * tree-vrp.c (remove_range_assertions): Release defs.
22520 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22521 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22523 2007-01-10 Paul Brook <paul@codesourcery.com>
22525 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22526 * config/arm/arm.md (mulsi3subsi): New insn.
22528 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22530 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22531 (tree_transform_and_unroll_loop): New.
22532 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22535 2007-01-10 Robert Kennedy <jimbob@google.com>
22537 * fold-const.c (fold_comparison): Fold comparisons like (x *
22538 1000 < 0) to (x < 0).
22540 2007-01-10 Ian Lance Taylor <iant@google.com>
22542 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22543 operands have the same priority.
22545 2007-01-10 Tom Tromey <tromey@redhat.com>
22547 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22548 (fold_binary): Likewise.
22549 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22550 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22551 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22552 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22553 * langhooks.h (struct lang_hooks): Removed field
22554 'can_use_bit_fields_p'.
22556 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22558 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22560 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22562 * function.c (get_last_funcdef_no): New function.
22563 * function.h (get_last_funcdef_no): Declare.
22564 * tree-inline.c (initialize_cfun): Add initialization.
22565 (tree_function_versioning): Cleanup.
22567 2007-01-10 Jan Hubicka <jh@suse.cz>
22569 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22572 2007-01-10 Sa Liu <saliu@de.ibm.com>
22573 Ben Elliston <bje@au.ibm.com>
22575 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22576 for SAVE_NONLOCAL and Pmode for any other save level.
22577 * spu-protos.h (spu_restore_stack_block): Declare.
22578 * spu.md (save_stack_block): Remove.
22579 (restore_stack_block): Call spu_restore_stack_block.
22580 * spu.c (spu_restore_stack_block): New function.
22581 (spu_expand_epilogue): Remove old comment.
22583 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22585 PR tree-optimization/30322
22586 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22587 (cand_value_at): Return the value as aff_tree.
22588 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22589 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22590 aff_combination_mult): New functions.
22591 (aff_combination_add): Use aff_combination_add_cst.
22592 (aff_combination_convert): Allow conversions to a wider type.
22593 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22594 * tree-affine.h (aff_combination_mult): Declare.
22596 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22598 * doc/tm.texi: Update documentation to reflect reality of exec
22599 and start file search behaviours. Update copyright year.
22600 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22601 header file directories.
22603 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22605 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22606 (*cosxf2): Rename to cosxf2_i387.
22607 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22608 using X87MODEF12 mode macro. Rename patterns to
22609 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22611 (*cosdf2, *cossf2): Ditto.
22612 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22613 to match extended input operands.
22614 (sincos<mode>3): New expander.
22615 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22616 insn patterns and corresponding splitters.
22618 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22620 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22621 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22623 2007-01-09 Nicolas Pitre <nico@cam.org>
22626 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22628 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22630 * target.h (struct gcc_target): New field library_rtti_comdat.
22631 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22632 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22633 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22634 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22636 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22638 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22640 2007-01-08 Richard Guenther <rguenther@suse.de>
22642 * tree.h (force_fit_type_double): Export.
22643 (force_fit_type): Remove.
22644 * fold-const.c (force_fit_type_double): New function.
22645 (force_fit_type): Remove.
22646 (int_const_binop): Use it.
22647 (fold_convert_const_int_from_int): Likewise.
22648 (fold_convert_const_int_from_real): Likewise.
22649 (fold_div_compare): Likewise.
22650 (fold_sign_changed_comparison): Likewise.
22651 (fold_unary): Likewise.
22652 (fold_negate_const): Likewise.
22653 (fold_abs_const): Likewise.
22654 (fold_not_const): Likewise.
22655 * c-common.c (shorten_compare): Use force_fit_type_double.
22656 * convert.c (convert_to_pointer): Likewise.
22658 2007-01-08 Richard Guenther <rguenther@suse.de>
22660 * tree.h (build_int_cst_wide_type): Export.
22661 * tree.c (build_int_cst_wide_type): New function.
22662 (build_int_cst_wide): Fix comment.
22663 * builtins.c (fold_builtin_object_size): Use build_int_cst
22664 to build -1 or 0 of the correct type. Use fit_double_type
22665 to check for overflow.
22666 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22668 (decode_field_reference): Likewise.
22669 (all_ones_mask_p): Likewise.
22670 (native_interpret_int): Use build_int_cst_wide_type.
22671 (fold_binary): Use build_int_cst_type to build an all-ones
22673 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22675 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22677 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22679 2007-01-09 Ben Elliston <bje@au.ibm.com>
22681 * genautomata.c (STATS_OPTION): New option.
22682 (stats_flag): New flag.
22683 (gen_automata_option): Handle it.
22684 (initiate_automaton_gen): Ditto.
22685 (write_automata): Output statistics only if stats_flag is
22686 set. Likewise, output time statistics only if time_flag is set.
22687 * doc/md.texi (Processor pipeline description): Document new flag.
22689 2007-01-08 Richard Guenther <rguenther@suse.de>
22691 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22692 * tree.c (build_int_cst_type): Likewise.
22693 (size_in_bytes): Don't call force_fit_type on the result.
22694 (int_fits_type_p): Use fit_double_type.
22695 * fold-const.c (fit_double_type): New function.
22696 (force_fit_type): Use it.
22697 * tree.h (fit_double_type): Export.
22699 2007-01-08 Jan Hubicka <jh@suse.cz>
22701 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22702 * ipa.c (function_and_variable_visibility): Fix return type.
22704 2007-01-08 Richard Guenther <rguenther@suse.de>
22706 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22707 of offset to build the index.
22708 * tree-pretty-print.c (dump_generic_node): Don't build negated
22709 const just for printing.
22710 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22711 * builtins.c (fold_builtin_int_roundingfn): Check if result
22712 fits the type by using force_fit_type and comparing the result.
22713 * predict.c (predict_loops): Use compare_tree_int for comparison.
22714 * tree.c (build_int_cst): Fall back to integer_type_node for
22716 (build_int_cst_wide): Assert type is non-null.
22718 2007-01-08 Roberto Costa <roberto.costa@st.com>
22720 * tree-vrp.c (extract_range_from_cond_expr): New.
22721 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22722 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22724 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22725 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22726 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22727 used as expressions.
22728 * tree-object-size.c (cond_expr_object_size): New.
22729 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22731 2007-01-08 Jan Hubicka <jh@suse.cz>
22733 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22734 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22737 2007-01-08 Richard Guenther <rguenther@suse.de>
22739 PR tree-optimization/23603
22740 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22741 (extract_range_from_binary): Fall back to truthvalue instead of
22742 varying for TRUTH_*_EXPR.
22743 (extract_range_from_comparison): Fall back to truthvalue instead of
22745 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22746 if all visited PHI values were constant.
22748 2007-01-08 Jan Hubicka <jh@suse.cz>
22750 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22751 (cgraph_analyze_function): break out from ...
22752 (cgraph_finalize_compilation_unit): ... here.
22753 (cgraph_expand_function): Remove forgoten commented out line.
22754 (cgraph_optimize): Analyze functions.
22756 2007-01-08 Jan Hubicka <jh@suse.cz>
22758 * tree-pas.h (TODO_remove_function): New flag.
22759 (TODO_update*): Renumber.
22760 (pass_ipa_increase_alignment,
22761 pass_ipa_function_and_variable_visibility): New passes.
22762 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22763 (cgraph_function_and_variable_visibility): Move to ipa.c
22764 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22765 cgraph_increase_alignment.
22766 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22767 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22768 calling tree-inline.
22769 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22770 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22771 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22772 (gate_increase_alignment): New function.
22773 (pass_ipa_increase_alignment): New pass.
22774 * ipa.c: Inline tree-pass.h and timevar.h
22775 (function_and_variable_visibility): Move here from cgraphunit.c
22776 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22777 * passes.c (init_optimization_passes): Add the two new passes.
22778 (execute_todo): Handle cgraph_remove_functions.
22780 2007-01-08 Nick Clifton <nickc@redhat.com>
22782 * config/frv/predicates.md (reg_or_0_operand): Accept
22785 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22787 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22788 * config.gcc: Add bfin*-rtems*.
22790 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22792 * c.opt: Add -flax-vector-conversions.
22793 * c-typeck.c (convert_for_assignment): Pass flag to
22794 vector_types_convertible_p to allow emission of note.
22795 (digest_init): Likewise.
22796 * c-opts.c: Handle -flax-vector-conversions.
22797 * c-common.c (flag_lax_vector_conversions): New.
22798 (vector_types_convertible_p): Unless -flax-vector conversions
22799 has been passed, disallow conversions between vectors with
22800 differing numbers of subparts and/or element types. If such
22801 a conversion is disallowed, possibly emit a note on the first
22802 occasion only to inform the user of -flax-vector-conversions.
22803 The new last argument specifies this.
22804 * c-common.h (flag_lax_vector_conversions): New.
22805 (vector_types_convertible_p): Add extra argument.
22806 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22807 char_type_node for V*QI type vectors.
22808 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22809 Update to satisfy new typechecking rules.
22810 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22811 C and C++ variants.
22812 * doc/invoke.texi (C Dialect Options): Document
22813 -flax-vector-conversions.
22815 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22817 PR tree-optimization/29877
22818 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22819 a register variable on the RHS to not be replaceable.
22821 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22822 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22823 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22824 const_simm15, const_pow2, const_npow2): Added.
22825 * config/score/misc.md (insv, extv, extzv, movmemsi,
22826 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22827 * config/score/score.c (score_address_cost, score_select_cc_mode):
22829 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22830 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22831 Update score_print_operand.
22832 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22833 Adjust register allocate order and update some macro define.
22834 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22835 mdx_block_move_straight, mdx_block_move_loop_head,
22836 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22837 mdx_block_move_loop, mdx_block_move): Added.
22838 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22839 mdp_limm): Updated and fix some bug and typo.
22840 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22841 (movsf, movdf, doloop_end): Added.
22843 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22845 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22846 config/arm/thumb2.md: Fix comment typos.
22847 * doc/extend.texi: Fix a typo.
22849 2007-01-07 Eric Christopher <echristo@apple.com>
22851 * configure.ac: Check for __stack_chk_fail for darwin.
22852 * configure: Regenerate.
22854 2007-01-07 Richard Guenther <rguenther@suse.de>
22856 * tree-vrp.c (extract_range_from_assert): CSE calls to
22857 compare_values where possible.
22858 (extract_range_from_unary_expr): Likewise.
22860 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22862 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22863 * config/avr/avr.c (call_insn_operand): Delete function.
22864 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22865 instead of register number. Use predicates.
22866 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22867 call_insn_operand): Add.
22869 2007-01-06 Jan Hubicka <jh@suse.cz>
22871 * tree-pass.h (pass_build_cgraph_edges): Declare.
22872 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22873 (visited_nodes): Remove.
22874 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22875 build_cgrpah_edges; make visited_nodes local.
22876 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22877 (record_references_in_initializer): Move to cgraphbuild.c
22878 (initialize_inline_failed, rebuild_cgraph_edges,
22879 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22880 (verify_cgraph_node): Make visited_nodes local.
22881 (cgraph_analyze_function): Do not call cgraph_create_edges and
22882 initialize_inline_failed.
22883 (cgraph_expand_function): Do not call cgraph_lower_function;
22884 assert that function is already lowered.
22885 * Makefile.in (cgraphbuild.o): New.
22886 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22887 at the end of lowering passes.
22889 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22891 * ifcvt.c (cond_move_convert_if_block): New function, code
22892 factored out from...
22893 (cond_move_process_if_block): ...here. Call the new function
22894 on the THEN and ELSE blocks.
22895 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22896 already takes care of this.
22898 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22901 * tree.h (TREE_OVERFLOW_P): New.
22902 * c-typeck.c (parser_build_unary_op): Warn only if result
22903 overflowed and operands did not.
22904 (parser_build_binary_op): Likewise.
22905 (convert_for_assignment): Remove redundant overflow_warning.
22906 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22908 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22910 * c-typeck.c (store_init_value): Split over two lines to follow
22911 the GNU coding style.
22913 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22915 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22916 __GXX_EXPERIMENTAL_CXX0X__.
22917 * doc/cpp.texi: Same.
22919 2007-01-05 Richard Guenther <rguenther@suse.de>
22921 PR middle-end/27826
22922 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22923 with mismatched types. Instead explicitly build a
22924 conversion NOP_EXPR.
22926 2007-01-05 Ian Lance Taylor <iant@google.com>
22928 * c-common.c (decl_with_nonnull_addr_p): New function.
22929 (c_common_truthvalue_conversion): Call it.
22930 * c-typeck.c (build_binary_op): Likewise.
22931 * c-common.h (decl_with_nonnull_addr_p): Declare.
22933 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22936 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22939 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22941 * doc/install.texi (Final install): Document the fact that
22942 the GNAT runtime should not be stripped.
22944 2007-01-04 Jan Hubicka <jh@suse.cz>
22946 * tree-inline.c (fold_marked_statements): Update operand caches
22947 and EH after folding
22949 2007-01-04 Ian Lance Taylor <iant@google.com>
22951 * c-common.c (check_function_nonnull): Whitespace fix.
22953 2007-01-04 Jan Hubicka <jh@suse.cz>
22955 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22956 comitted older version of patch.
22957 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22958 function, celanup cfg and collect garbage.
22960 2007-01-04 Mike Stump <mrs@apple.com>
22962 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22965 2007-01-04 Eric Christopher <echristo@apple.com>
22967 * libgcc2.c (__bswapsi2): Use SItype.
22968 (__bswapdi2): Use DItype.
22969 * libgcc2.h: Update for above.
22971 2007-01-04 Paul Brook <paul@codesourcery.com>
22973 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22974 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22975 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22976 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22977 umulsi3_highpart): Make conditional on !arm_arch6.
22978 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22979 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22980 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22981 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22982 umulsi3_highpart_v6): New insns.
22984 2007-01-04 Roger Sayle <roger@eyesopen.com>
22986 * fold-const.c (fold_convert): When casting an expression to void,
22987 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22988 have a type. Instead of attempting to build a NOP_EXPR, return
22989 these "special" trees directly.
22991 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22993 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22994 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
22995 rs6000_cost->fp not 0 as adjustment for outer NEG.
22997 2007-01-04 Jan Hubicka <jh@suse.cz>
22999 * cgraph.c (cgraph_release_function_body): New function.
23000 (cgraph_remove_node): Use it.
23001 * cgraph.h (cgraph_release_function_body): Declare.
23002 * cgraphunit.c (cgraph_expand_function): Use it.
23003 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23004 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23005 is initialized and while compilation of other function is running.
23006 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23007 statement CFG annotations from here to ...
23008 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23010 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23012 * cfgloop.h (enum li_flags): Make the constants powers of two.
23014 2007-01-04 Jan Hubicka <jh@suse.cz>
23016 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23018 (fold_marked_statements): New function.
23019 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23020 * tree-inline.h (copy_body_data): Add statements_to_fold.
23022 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23024 * config.gcc: Mention libgcc/config.host.
23025 * Makefile.in: Update comments mentioning libgcc.
23026 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23027 (all.cross, start.encap, rest.encap, rest.cross): Update
23028 dependencies for libgcc move.
23029 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23030 (clean-target, clean-target-libgcc): Delete.
23031 (srcdirify, GCC_EXTRA_PARTS): New macros.
23032 (libgcc-support, libgcc.mvars): New rules.
23033 (distclean): Remove mention of mklibgcc.
23034 (install): Don't reference INSTALL_LIBGCC.
23035 (install-common): Don't reference EXTRA_PARTS.
23036 (install-libgcc, install-multilib): Delete rules.
23037 * mklibgcc.in: Delete file.
23038 * doc/configfiles.texi: Don't mention mklibgcc.
23040 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23041 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23042 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23043 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23044 (mklibgcc, ldblspecs): Likewise.
23046 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23047 (posixpre.def): Use $(T).
23048 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23049 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23050 (SHLIB_LINK): Make dummy.
23051 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23053 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23055 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23056 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23057 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23058 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23060 * configure.ac (all_outputs): Remove mklibgcc.
23061 * configure: Regenerated.
23063 2007-01-03 Josh Conner <jconner@apple.com>
23065 PR middle-end/29683
23066 * calls.c (compute_argument_addresses): Set stack and stack_slot
23067 for partial args, too.
23068 (store_one_arg): Use locate.size.constant for the size when
23069 generating a save_area.
23071 2007-01-03 Robert Kennedy <jimbob@google.com>
23073 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23074 whose definitions are deleted due to basic block merging.
23076 2007-01-03 Paul Brook <paul@codesourcery.com>
23079 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23081 (use_return_insn): Return 0 for Thumb interrupt functions.
23082 (print_multi_reg): Add rfe argument for IRQ returns.
23083 (arm_output_epilogue): Pop interrupt return address directly into PC.
23084 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23086 2007-01-03 Paul Brook <paul@codesourcery.com>
23088 Merge from sourcerygxx-4_1.
23089 * config/arm/thumb2.md: New file.
23090 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23092 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23093 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23094 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23095 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23097 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23098 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23100 * config/arm/ieee754-sf.S: Ditto.
23101 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23102 (thumb1_base_register_rtx_p): ... to this.
23103 (thumb_index_register_rtx_p): Rename...
23104 (thumb1_index_register_rtx_p): ... to this.
23105 (thumb_output_function_prologue): Rename...
23106 (thumb1_output_function_prologue): ... to this.
23107 (thumb_legitimate_address_p): Rename...
23108 (thumb1_legitimate_address_p): ... to this.
23109 (thumb_rtx_costs): Rename...
23110 (thumb1_rtx_costs): ... to this.
23111 (thumb_compute_save_reg_mask): Rename...
23112 (thumb1_compute_save_reg_mask): ... to this.
23113 (thumb_final_prescan_insn): Rename...
23114 (thumb1_final_prescan_insn): ... to this.
23115 (thumb_expand_epilogue): Rename...
23116 (thumb1_expand_epilogue): ... to this.
23117 (arm_unwind_emit_stm): Rename...
23118 (arm_unwind_emit_sequence): ... to this.
23119 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23120 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23121 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23122 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23123 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23124 thumb2_output_casesi): New functions.
23125 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23126 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23127 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23128 THUMB2_WORK_REGS): Define.
23129 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23130 arm_condexec_mask, arm_condexec_masklen)): New variables.
23131 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23132 (arm_override_options): Check new CPU capabilities.
23133 Set new architecture flag variables.
23134 (arm_isr_value): Handle v7m interrupt functions.
23135 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23137 (const_ok_for_arm): Handle Thumb-2 constants.
23138 (arm_gen_constant): Ditto. Use movw when available.
23139 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23141 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23142 (thumb_find_work_register, arm_load_pic_register,
23143 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23144 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23145 print_multi_reg, output_mov_long_double_fpa_from_arm,
23146 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23147 output_mov_double_fpa_from_arm, output_move_double,
23148 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23149 output_return_instruction, arm_output_function_prologue,
23150 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23151 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23152 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23153 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23154 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23155 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23157 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23158 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23159 (arm_file_start): Output directive for unified syntax.
23160 (arm_unwind_emit_set): Handle stack alignment instruction.
23161 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23162 Add v6t2, v7, v7a, v7r and v7m.
23163 (RETLDM): Add Thumb-2 code.
23164 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23165 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23166 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23167 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23168 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23169 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23170 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23171 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23172 ADJUST_INSN_LENGTH): Define.
23173 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23174 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23175 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23176 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23177 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23178 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23179 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23180 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23181 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23182 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23183 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23184 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23185 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23186 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23187 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23188 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23189 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23191 * config/arm/arm-tune.md: Regenerate.
23192 * config/arm/arm-protos.h: Update prototypes.
23193 * config/arm/vfp.md: Enable patterns for Thumb-2.
23194 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23195 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23196 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23197 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23198 * config/arm/libunwind.S: Add Thumb-2 code.
23199 * config/arm/constraints.md: Update include Thumb-2.
23200 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23201 * config/arm/ieee754-df.S: Ditto.
23202 * config/arm/bpabi.S: Ditto.
23203 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23204 * config/arm/predicates.md (low_register_operand,
23205 low_reg_or_int_operand, thumb_16bit_operator): New.
23206 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23207 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23208 * config/arm/t-arm-elf: Add armv7 multilib.
23209 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23211 (UNSPEC_STACK_ALIGN, ce_count): New.
23212 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23213 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23215 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23216 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23217 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23218 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23219 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23220 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23222 * doc/extend.texi: Document ARMv7-M interrupt functions.
23223 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23225 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23227 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23228 (struct _Unwind_Context): Rename args_size to flags, remove
23229 signal_frame field, add a new args_size field and version field.
23230 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23231 _Unwind_IsExtendedContext): New inline functions.
23232 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23233 Assume by_value array is only present if _Unwind_IsExtendedContext.
23234 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23235 _Unwind_IsSignalFrame.
23236 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23237 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23238 (uw_init_context_1): Initialize context->flags to
23239 EXTENDED_CONTEXT_BIT.
23240 * config/rs6000/linux-unwind.h (frob_update_context): Use
23241 _Unwind_SetSignalFrame.
23243 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23245 PR middle-end/30353
23246 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23247 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23250 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23252 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23253 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23254 RET, AT_SP): Remove.
23255 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23258 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23259 * cfgbuild.c (find_basic_blocks): Likewise.
23260 * cfgrtl.c (rtl_create_basic_block): Likewise.
23261 * function.c (temp_slots_at_level): Likewise.
23262 * reg-stack.c (stack_regs_mentioned): Likewise.
23263 * regclass.c (allocate_reg_info): Likewise.
23264 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23265 set_bb_for_stmt, move_block_to_fn): Likewise.
23266 * tree-complex.c (tree_lower_complex): Likewise.
23267 * vec.h (VEC_safe_grow_cleared): New.
23269 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23271 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23273 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23274 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23276 * cfgloopmanip.c (scale_loop_frequencies): Export.
23277 (loopify): Scale the frequencies by prescribed coefficients.
23278 (set_zero_probability): New function.
23279 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23280 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23281 and frequencies according to arguments.
23282 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23284 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23285 * modulo-sched.c (sms_schedule): Set probabilities for entering
23286 versioned loop correctly.
23287 * tree-vect-transform.c (vect_transform_loop): Ditto.
23288 * cfgloop.h (loopify, loop_version): Declaration changed.
23289 (scale_loop_frequencies): Declared.
23291 2007-01-02 Jan Hubicka <jh@suse.cz>
23293 * cgraph.c: Include tree-flow.h
23294 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23295 early_local_passes.
23296 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23297 * tree-pass.h (pass_all_early_optimizations): Declare.
23298 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23299 early_local_passes.
23300 (cgraph_analyze_function): Do early_local_passes.
23301 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23302 Do not add referenced vars.
23303 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23305 (gate_all_early_local_passes): New gate.
23306 (pass_early_local_passes): Use new gate.
23307 (execute_early_local_optimizations): New functions.
23308 (gate_all_early_optimizations): New gate.
23309 (pass_all_early_optimizations): New pass.
23310 (execute_free_datastructures): Free SSA only when initialized.
23311 (gate_init_datastructures): Init only when optimizing.
23312 (tree_lowering_passes): Do early local passes when called late.
23313 * tree-profile.c (do_tree_profiling): Don't profile functions added
23315 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23316 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23318 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23319 during early_local_passes.
23320 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23323 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23325 * Makefile.in: Update copyright year.
23327 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23329 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23330 in $(lang_checks) and check-consistency targets.
23332 2007-01-02 Jan Hubicka <jh@suse.cz>
23334 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23335 Do not add referenced vars.
23336 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23338 * passes.c (init_optimization_passes): Put mudflap_2 after
23339 free_datastructures.
23341 2007-01-02 Jan Hubicka <jh@suse.cz>
23343 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23344 Set NOTHROW flag on call statements proved to be nothrow.
23345 Update statement of local calls so new pure/const functions are
23346 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23348 (tree_rest_of_compilation): Register hooks and initialize bitmap
23349 early. Do not set after_inlining flag.
23351 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23353 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23354 HOST_BITS_PER_LONGLONG
23356 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23359 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23360 warning for non-static initializers.
23362 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23364 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23365 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23366 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23367 Always use set_unique_reg_note to add REG_EQUAL notes.
23369 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23372 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23374 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23375 * cfgbuild.c (find_basic_blocks): Likewise.
23376 * cfgrtl.c (rtl_create_basic_block): Likewise.
23377 * function.c (temp_slots_at_level): Likewise.
23378 * reg-stack.c (stack_regs_mentioned): Likewise.
23379 * regclass.c (allocate_reg_info): Likewise.
23380 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23381 set_bb_for_stmt, move_block_to_fn): Likewise.
23382 * tree-complex.c (tree_lower_complex): Likewise.
23383 * vec.h (VEC_safe_grow_cleared): New.
23385 2007-01-02 Ian Lance Taylor <iant@google.com>
23387 * c-common.c (c_common_truthvalue_conversion): When warning about
23388 using an assignment as a truth value, set TREE_NO_WARNING.
23390 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23393 * c.opt (Wold-style-declaration): New.
23394 * doc/invoke.texi (C-only Warning Options): New.
23395 (Wold-style-declaration): Document it.
23396 (Wextra): Enabled by -Wextra.
23397 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23398 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23399 -Wold-style-declaration.
23401 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23403 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23404 * cfgbuild.c (find_basic_blocks): Likewise.
23405 * cfgrtl.c (rtl_create_basic_block): Likewise.
23406 * function.c (temp_slots_at_level): Likewise.
23407 * reg-stack.c (stack_regs_mentioned): Likewise.
23408 * regclass.c (allocate_reg_info): Likewise.
23409 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23410 set_bb_for_stmt, move_block_to_fn): Likewise.
23411 * tree-complex.c (tree_lower_complex): Likewise.
23412 * vec.h (VEC_safe_grow_cleared): New.
23414 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23416 * c-common.c (c_common_nodes_and_builtins): Since variants of
23417 void_type_node get built before it is given a name, we need to
23418 give those variants the name, too.
23419 (complete_array_type): We need to work with the canonical main
23420 type of the array, from which we will build the qualified version.
23421 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23422 * print-tree.c (print_node): Display canonical type information
23424 * stor-layout.c (layout_type): When we don't know the
23425 alignment of a type for which we're building an array, we end up
23426 guessing wrong, so make the type require structural equality.
23427 * tree.c (make_node_stat): When we build a new type, it is its
23428 own canonical type.
23429 (build_type_attribute_qual_variant): When building an attribute
23430 variant, its canonical type is the non-attribute variant. However,
23431 if the attributes are target-dependent and they differ, we need to
23432 use structural equality checks for this type.
23433 (build_qualified_type): A qualified type is not equivalent to its
23434 unqualified variant; set the canonical type appropriately.
23435 (build_distinct_type_copy): When building a distinct type from
23436 another type, the new type is its own canonical type.
23437 (build_variant_type_copy): When building a new type variant, we
23438 assume that it is equivalent to the original type.
23439 (build_pointer_type_for_mode): When building a pointer type, also
23440 build a canonical type pointer.
23441 (build_reference_type_for_mode): When building a reference type,
23442 also build a canonical type reference.
23443 (build_index_type): When we can't hash an index type (e.g.,
23444 because its maximum value is negative), the index type requires
23445 structural equality tests.
23446 (build_array_type): Build the canonical form of an array type.
23447 (build_function_type): Function types require structural equality,
23448 because they contain default arguments, attributes, etc.
23449 (build_method_type_directly): Ditto for method types.
23450 (build_offset_type): Build the canonical offset type.
23451 (build_complex_type): Build the canonical vector type.
23452 (make_vector_type): Build the canonical vector type.
23453 * tree.h (TYPE_CANONICAL): New.
23454 (TYPE_STRUCTURAL_EQUALITY_P): New.
23455 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23456 (struct tree_type): Added "canonical" field.
23457 * params.h (VERIFY_CANONICAL_TYPES): New.
23458 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23459 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23460 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23461 * doc/invoke.texi (verify-canonical-types): Document --param
23462 parameter for verifying canonical types.
23464 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23466 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23467 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23468 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23469 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23471 * config/rs6000/e500.h: New.
23472 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23473 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23475 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23476 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23477 TARGET_E500_DOUBLE): Remove.
23478 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23479 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23480 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23481 * config/rs6000/rs6000.c (rs6000_override_options): Use
23482 CHECK_E500_OPTIONS.
23484 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23486 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23487 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23488 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23489 rs6000_emit_cmove): Don't check TARGET_E500.
23490 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23491 sordered): Don't check TARGET_E500.
23493 2007-01-01 Eric Christopher <echristo@apple.com>
23495 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23496 HARD_REGISTER_NUM_P.
23498 2007-01-01 Roger Sayle <roger@eyesopen.com>
23500 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23501 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23502 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23505 2007-01-01 Mike Stump <mrs@apple.com>
23507 * configure.ac: Remove support for building with Apple's gcc-3.1.
23509 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23511 PR middle-end/30311
23512 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23513 REG is a hard register. Do not modify REG before calling
23515 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23516 multiple of the size of YMODE for certain lowpart cases.
23518 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23520 PR middle-end/30253
23521 * gimplify (voidify_wrapper_expr): Update for
23522 GIMPLE_MODIFY_STMT.
23524 2007-01-01 Andreas Schwab <schwab@suse.de>
23527 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23528 save of BR0 in extra_spill_size instead of spill_size.
23529 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23531 (ia64_expand_epilogue): Restore BR0 from its new location.
23533 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23535 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23536 Use a temporary variable if the left hand side is not a gimple
23539 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23541 * gimplify.c (gimplify_return_expr): Make the temporary variable
23542 for the return expression, a gimple register variable.
23544 2007-01-01 Jan Hubicka <jh@suse.cz>
23546 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23549 2007-01-01 Mike Stump <mrs@apple.com>
23551 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23553 * config/darwin.c (machopic_select_rtx_section): Use
23554 HAVE_GAS_LITERAL16.
23555 (darwin_mergeable_constant_section): Likewise.
23556 * configure: Regenerate.
23557 * config.in: Regenerate.
23559 2007-01-01 Jan Hubicka <jh@suse.cz>
23560 Andrew Pinski <pinskia@gmail.com>
23562 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23563 before starting IPA passes.