1 2007-08-20 Richard Guenther <rguenther@suse.de>
3 * c-typeck.c (convert_for_assignment): Use the type of
4 the member for the initialization.
6 2007-08-20 Richard Guenther <rguenther@suse.de>
8 * c-objc-common.c (c_disregard_inline_limits): Remove.
9 * c-objc-common.h (c_disregard_inline_limits): Likewise.
10 * cgraphunit.c (cgraph_process_new_functions): Call
11 disregard_inline_limits_p.
12 (cgraph_preserve_function_body_p): Likewise.
13 * ipa-inline.c (compute_inline_parameters): Likewise.
14 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
16 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
17 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
18 disregard_inline_limits langhook.
19 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
21 * langhooks.h (lang_hooks_for_tree_inlining): Remove
22 disregard_inline_limits langhook.
23 * tree-inline.c (disregard_inline_limits_p): New function.
24 * tree-inline.h (disregard_inline_limits_p): Declare.
26 2007-08-20 Richard Guenther <rguenther@suse.de>
28 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
29 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
30 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
31 auto_var_in_fn_p langhook.
32 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
34 * tree.c (auto_var_in_fn_p): ... here.
35 (find_var_from_fn): Call auto_var_in_fn_p directly.
36 * langhooks.h (lang_hooks_for_tree_inlining): Remove
37 auto_var_in_fn_p langhook.
38 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
39 (copy_body_r): Likewise.
40 (self_inlining_addr_expr): Likewise.
41 * tree.h (auto_var_in_fn_p): Declare.
43 2007-08-20 Richard Guenther <rguenther@suse.de>
45 * tree.c (WALK_SUBTREE): Call walk_tree_1.
46 (walk_type_fields): Take lh parameter.
47 (walk_tree): Rename to ...
48 (walk_tree_1): ... this. Do not call the walk_subtrees
49 langhook but the now passed callback. Pass lh on recursion.
50 (walk_tree_without_duplicates): Rename to ...
51 (walk_tree_without_duplicates_1): ... this. Take lh parameter
53 * tree.h (walk_tree_lh): New typedef.
54 (walk_tree_1): Declare.
55 (walk_tree_without_duplicates_1): Likewise.
56 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
57 (walk_tree_without_duplicates): New define to
58 walk_tree_without_duplicates_1 with NULL lh parameter.
59 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
60 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
62 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
63 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
64 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
67 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
70 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
71 code in front of the compacting of basic blocks.
72 Move the folding of statements inbetween the cgraph checking
73 and compacting of basic blocks.
75 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
76 Serge Belyshev <belyshev@depni.sinp.msu.ru>
79 * config/alpha/alpha.c (va_list_skip_additions): Check for
80 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
81 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
82 PLUS_EXPR when checking ap.__base.
83 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
84 when doing addition on pointer types. Use size_int instead of
86 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
87 ptr_type in the second operand.
89 2007-08-19 Andrew Pinski <pinskia@gmail.com>
92 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
94 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
97 * cfgexpand.c (expand_one_register_var): Mark pointer
98 DECL_ARTIFICIAL as REG_POINTER also.
99 * stmt.c (expand_decl): Likewise.
101 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
108 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
109 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
110 on_worklist argument and avoid adding things to worklist multiple
112 (add_to_worklist): Ditto.
113 (mark_aliases_call_clobbered): Mark entire structure clobbered if
114 single SFT is clobbered.
115 (set_initial_properties): Ditto.
116 (compute_call_clobbered): Update for changes to function
118 (create_overlap_variables_for): Always create SFT for offset 0.
119 (create_structure_vars): Handle PHI's, since we are in SSA form at
121 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
122 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
124 (add_vars_for_offset): Figure out aliases from access + points-to.
125 (add_virtual_operand): Use add_vars-for_offset.
126 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
127 (add_call_clobber_ops): Remove makes_clobbering_call set.
128 (get_expr_operands): Always pass through the INDIRECT_REF
130 * tree-ssa-structalias.c (struct constraint_graph): Remove
132 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
133 address_taken, pt_used, number_incoming.
134 (FIRST_ADDR_NODE): Removed.
135 (merge_graph_nodes): Remove broken code for the moment.
136 (init_graph): New function.
137 (build_pred_graph): Remove code to init_graph.
138 Add location equivalence support.
139 (struct scc_info): Rename roots to deleted.
141 (init_scc_info): Ditto
142 (init_topo_info): Use graph->size.
143 (compute_topo_order): Ditto.
144 (do_da_constraint): Removed.
145 (do_sd_constraint): Remove calls to find().
146 set_union_with_increment should always get 0 as last arg here.
147 (do_complex_constraint): Replace do_da_constraint with assert.
149 (struct equiv_class_label): New.
150 (pointer_equiv_class_table): Ditto.
151 (location_equiv_class_table): Ditto.
152 (equiv_class_label_hash): Ditto.
153 (equiv_class_label_eq): Ditto
154 (equiv_class_lookup): Ditto.
155 (equiv_class_ladd): Ditto.
156 (pointer_equiv_class): Ditto.
157 (location_equiv_class): Ditto.
158 (condense_visit): Rename and rewrite from label_visit to do only
159 SCC related stuff for HU.
160 (label_visit): Do HU work for HU.
161 (perform_var_substitution): Update to do HU and location
163 (free_var_substitution_info): Update to free HU and location
164 equivalence structures. */
165 (find_equivalent_node): Update for pointer but not location
167 (unite_pointer_equivalences): New function.
168 (move_complex_constraints): Rewrite to only do moving.
169 (rewrite_constraints): Split out of move_complex_constraints.
170 (solve_graph): Use graph->size.
171 (process_constraint_1): Add from_call argument, use it.
172 Split *a = &b into two constraints.
173 (process_constraint): Use new process_constraint_1.
174 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
175 (get_constraint_for): Handle non-pointer integers properly.
176 Remove code that used to handle structures.
177 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
178 with unknown addends.
179 (handle_rhs_call): New function.
180 (find_func_aliases): Use handle_rhs_call.
181 (set_uids_in_ptset): Add an assert.
182 (set_used_smts): Fix bug in not considering unified vars.
183 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
184 (compute_points_to_sets): Update for other function changes.
185 (delete_points_to_sets): Ditto.
186 (ipa_pta_execute): Ditto.
187 (pass_ipa_pta): We need to update SSA after ipa_pta.
189 2007-08-19 Jan Hubicka <jh@suse.cz>
191 * i386.md: Replace "rim" and "mri" constraints by "g".
193 2007-08-19 Joseph Myers <joseph@codesourcery.com>
195 * dwarf2out.c (text_section_used, cold_text_section_used,
196 cold_text_section, dwarf2out_note_section_used): New.
197 (dwarf2out_init): Initialize cold_text_section.
198 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
199 dwarf2out_note_section_used.
200 (size_of_aranges): Only count entry for text section if it was
201 used. Count entry for cold text section if it was used.
202 (output_aranges): Only output entries for text section and cold
203 text section if they were used.
205 2007-08-19 Andrew Pinski <pinskia@gmail.com>
207 * tree-pretty-print.c (debug_generic_expr): Add a comment about
209 (debug_generic_stmt): Likewise.
210 (debug_tree_chain): Likewise.
212 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
214 * tree-data-refs.c (split_constant_offset): Expose.
215 * tree-data-refs.h (split_constant_offset): Add declaration.
217 * tree-vectorizer.h (dr_alignment_support): Renamed
218 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
219 Added a new value dr_explicit_realign.
220 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
221 dr_offset, dr_step, and dr_aligned_to, along with new access
222 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
223 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
224 STMT_VINFO_DR_ALIGNED_TO.
226 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
228 In case of outer-loop vectorization with non-fixed misalignment - use
229 the dr_explicit_realign scheme instead of the optimized realignment
231 (new_stmt_vec_info): Initialize new fields.
233 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
234 'nested_in_vect_loop' case. Change verbosity level.
235 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
236 Don't fail on zero step in the outer-loop for loads.
237 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
238 offset and init relative to the outer-loop.
240 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
241 BSI function argument with a new function argument - at_loop.
242 Simplify the condition that determines STEP. Takes additional argument
243 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
244 case), including zero step in the outer-loop. Call
245 vect_create_addr_base_for_vector_ref with additional argument.
246 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
247 Updated function documentation. Handle the 'nested_in_vect_loop' case.
248 Fixed and simplified calculation of step.
249 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
250 of bsi, and with additional argument. Call bump_vector_ptr with
251 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
252 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
253 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
254 when the realignment setup needs to take place inside the loop. Support
255 the dr_explicit_realign scheme. Allow generating the optimized
256 realignment scheme for outer-loop vectorization. Added documentation.
257 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
258 'nested_in_vect_loop' case, including loads that are invariant in the
259 outer-loop and the realignment schemes. Handle the case when the
260 realignment setup needs to take place inside the loop. Call
261 vect_setup_realignment with additional arguments. Call
262 vect_create_data_ref_ptr with additional argument and with loop instead
263 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
264 (vect_gen_niters_for_prolog_loop): Call
265 vect_create_addr_base_for_vector_ref with additional arguments.
266 (vect_create_cond_for_align_checks): Likewise.
267 (bump_vector_ptr): Updated to support the new dr_explicit_realign
268 scheme: takes additional argument bump; argument ptr_incr is now
269 optional; updated documentation.
270 (vect_init_vector): Takes additional argument (bsi). Use it, if
271 available, to insert the vector initialization.
272 (get_initial_def_for_induction): Pass additional argument in call to
274 (vect_get_vec_def_for_operand): Likewise.
275 (vect_setup_realignment): Likewise.
276 (vectorizable_load): Likewise.
278 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
280 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
281 as argument instead of struct loop.
282 (nested_in_vect_loop_p): New function.
283 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
285 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
286 from other phis in the loop.
287 (destroy_loop_vec_info): Add additional argument to declaration.
289 * tree-vectorizer.c (supportable_widening_operation): Also check if
290 nested_in_vect_loop_p (don't allow changing the order in this case).
291 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
292 of struct loop. Call nested_in_vect_loop_p and don't require
293 flag_unsafe_math_optimizations if it returns true.
294 (new_stmt_vec_info): When setting def_type for phis differentiate
295 loop-header phis from other phis.
296 (bb_in_loop_p): New function.
297 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
298 update their loop_vinfo. Order of BB traversal now matters - call
299 dfs_enumerate_from with bb_in_loop_p.
300 (destroy_loop_vec_info): Takes additional argument to control whether
301 stmt_vinfo of the loop stmts should be destroyed as well.
302 (vect_is_simple_reduction): Allow the "non-reduction" use of a
303 reduction stmt to be defines by a non loop-header phi.
304 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
306 * tree-vect-transform.c (vectorizable_reduction): Call
307 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
308 (vectorizable_call): Likewise.
309 (vectorizable_conversion): Likewise.
310 (vectorizable_operation): Likewise.
311 (vectorizable_type_promotion): Likewise.
312 (vectorizable_type_demotion): Likewise.
313 (vectorizable_store): Likewise.
314 (vectorizable_live_operation): Likewise.
315 (vectorizable_reduction): Likewise. Also pass loop_info to
316 vect_is_simple_reduction instead of loop.
317 (vect_init_vector): Call nested_in_vect_loop_p.
318 (get_initial_def_for_reduction): Likewise.
319 (vect_create_epilog_for_reduction): Likewise.
320 (vect_init_vector): Check which loop to work with, in case there's an
322 (get_initial_def_for_inducion): Extend to handle outer-loop
323 vectorization. Fix indentation.
324 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
325 In the case vect_induction_def get the vector def from the induction
326 phi node, instead of calling get_initial_def_for_inducion.
327 (get_initial_def_for_reduction): Extend to handle outer-loop
329 (vect_create_epilog_for_reduction): Extend to handle outer-loop
331 (vect_transform_loop): Change assert to just skip this case. Add a
333 (vect_finish_stmt_generation): Add a couple asserts.
335 (vect_estimate_min_profitable_iters): Multiply
336 cost of inner-loop stmts (in outer-loop vectorization) by estimated
338 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
339 this is an inner-loop reduction in outer-loop vectorization.
341 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
342 Same code as what used to be vect_analyze_scalar_cycles, only with
343 additional argument loop, and loop_info passed to
344 vect_is_simple_reduction instead of loop.
345 (vect_analyze_scalar_cycles): Code factored out into
346 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
347 Updated documentation.
348 (analyze_operations): Check for inner-loop loop-closed exit-phis during
349 outer-loop vectorization that are live or not used in the outerloop,
350 cause this requires special handling.
351 (vect_enhance_data_refs_alignment): Don't consider versioning for
353 (vect_analyze_data_refs): Check that there are no datarefs in the
355 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
356 and vect_used_in_outer_by_reduction cases.
357 (process_use): Also consider the case of outer-loop stmt defining an
358 inner-loop stmt and vice versa.
359 (vect_analyze_loop_1): New function.
360 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
361 loops. Call vect_analyze_loop_1.
362 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
363 been vectorized. Call destroy_loop_vec_info with additional argument.
365 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
366 in the inner-loop when doing outer-loop vectorization. Add
367 documentation and printout.
368 (vect_recog_dot_prod_pattern): Likewise. Also add check for
369 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
371 2007-08-18 Andrew Pinski <pinskia@gmail.com>
373 * tree-affine.h (print_aff): New prototype.
374 (debug_aff): Likewise.
375 * tree-affine.c (print_aff): New function.
376 (debug_aff): Likewise.
378 2007-08-18 Paul Brook <paul@codesourcery.com>
379 Joseph Myers <joseph@codesourcery.com>
381 * common.opt (-fdebug-prefix-map=): New option.
382 * opts.c: Include debug.h.
383 (common_handle_option): Handle -fdebug-prefix-map.
384 * final.c: Include ggc.h.
385 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
386 remap_debug_filename): New.
387 * Makefile.in (final.o, opts.o): Update dependencies.
388 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
389 * configure.ac: Check for assembler --debug-prefix-map support.
390 * configure, config.in: Regenerate.
391 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
392 (ASM_DEBUG_SPEC): Include ASM_MAP.
393 * doc/install.texi (--with-debug-prefix-map): Document.
394 * doc/invoke.texi (-fdebug-prefix-map): Document.
395 * dbxout.c (dbxout_init, dbxout_start_source_file,
396 dbxout_source_file): Call remap_debug_filename.
397 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
398 dwarf2out_start_source_file, dwarf2out_finish): Call
399 remap_debug_filename.
400 (file_table_relative_p): Do not check d->emitted_number.
401 * toplev.c (output_file_directive): Call remap_debug_filename.
402 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
403 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
405 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
407 * loop-invariant.c (find_invariants_to_move): Add missing macro
410 2007-08-17 Tom Tromey <tromey@redhat.com>
412 * tree.h (struct tree_label_decl): Removed old "java" fields.
414 2007-08-17 Richard Sandiford <richard@codesourcery.com>
415 Nigel Stephens <nigel@mips.com>
417 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
418 Treat -mno-data-in-code and -mcode-xonly as aliases for
419 -mcode-readable=no and -mcode-readable=pcrel respectively.
420 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
421 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
422 (MULTILIB_DIRNAMES): Update accordingly.
424 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
426 * Makefile.in (version.o): Depend on $(REVISION) only if
427 REVISION_s is defined.
429 2007-08-17 Sa Liu <saliu@de.ibm.com>
430 Ulrich Weigand <uweigand@de.ibm.com>
433 * tree.c (reconstruct_complex_type): For a pointer to a vector,
434 use build_qualified_type to retain qualifiers of the base type.
436 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
438 * config/score/score.md : Update pattern tablejump.
439 * config/score/score.c : Update score_initialize_trampoline
441 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
442 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
443 * doc/contrib.texi: Add my entry.
445 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
447 * Makefile.in (REVISION): New.
450 (version.o): Also depend on $(REVISION). Add
451 -DREVISION=$(REVISION_s).
453 * version.c (version_string): Add REVISION.
455 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
457 * tree-eh.c (lower_try_finally_onedest): Reset the locus
458 of GOTO that's relocated to a different block.
460 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
462 * c-common.c (const_strip_array_types): New.
463 * c-common.h (lang_missing_noreturn_ok_p): Delete.
464 (const_strip_array_types): New.
465 * c-objc-common.c (c_disregard_inline_limits,
466 c_warn_unused_global_decl): Constify.
467 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
468 c_vla_type_p, c_incomplete_type_error): Likewise.
469 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
470 * hooks.c (hook_bool_const_tree_false): New.
471 * hooks.h (hook_bool_const_tree_false): Likewise.
472 * langhooks-def.h (lhd_warn_unused_global_decl,
473 lhd_incomplete_type_error, lhd_expr_size,
474 lhd_tree_inlining_disregard_inline_limits,
475 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
476 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
477 * langhooks.c (lhd_warn_unused_global_decl,
478 lhd_incomplete_type_error,
479 lhd_tree_inlining_disregard_inline_limits,
480 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
481 lhd_expr_size): Likewise.
482 * langhooks.h (lang_hooks_for_tree_inlining,
483 lang_hooks_for_tree_dump, lang_hooks_for_types,
484 lang_hooks_for_decls, lang_hooks): Likewise.
485 * pointer-set.c (pointer_set_t, pointer_set_create,
486 pointer_set_contains, insert_aux, pointer_set_insert,
487 pointer_set_traverse, pointer_map_t, pointer_map_create,
488 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
490 * pointer-set.h (pointer_set_contains, pointer_set_insert,
491 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
492 pointer_map_traverse): Likewise.
493 * predict.c (assert_is_empty): Likewise.
494 * tree-affine.c (free_name_expansion): Likewise.
495 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
496 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
497 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
499 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
501 * tree-vectorizer.c (new_loop_vec_info): Initialize new
503 (destroy_loop_vec_info): Add call to VEC_free.
504 * tree-vectorizer.h (may_alias_ddrs): Define.
505 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
506 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
507 Change reporting to dump.
508 (vect_is_duplicate_ddr): New.
509 (vect_mark_for_runtime_alias_test): New.
510 (vect_analyze_data_ref_dependences) Add call to
511 vect_mark_for_runtime_alias_test.
512 (vect_enhance_data_refs_alignment): Define local variable
513 vect_versioning_for_alias_required, don't perform
514 peeling for alignment if versioning for alias is
516 (vect_enhance_data_refs_alignment): Use
517 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
518 PARAM_VECT_MAX_VERSION_CHECKS.
519 * tree-vect-transform.c
520 (vect_create_cond_for_alias_checks): New.
521 (vect_transform_loop): Add call to
522 vect_create_cond_for_alias_checks.
523 (vect_vfa_segment_size): New.
524 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
526 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
527 * gcc/doc/invoke.texi
528 (vect-max-version-for-alignment-checks): Document.
529 (vect-max-version-for-alias-checks): Document.
530 (vect-max-version-checks): Remove.
532 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
534 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
535 the same line as the instruction for all asm dialects.
537 (*rep_movsi_rex64): Ditto.
539 (*rep_movqi_rex64): Ditto.
540 (*rep_stosdi_rex64): Ditto.
541 (*rep_stossi): Ditto.
542 (*rep_stossi_rex64): Ditto.
543 (*rep_stosqi): Ditto.
544 (*rep_stosqi_rex64): Ditto.
545 (*cmpstrnqi_nz_1): Ditto.
546 (*cmpstrnqi_nz_rex_1): Ditto.
547 (*cmpstrnqi_1): Ditto.
548 (*cmpstrnqi_rex_1): Ditto.
549 (*strlenqi_1): Ditto.
550 (*strlenqi_rex_1): Ditto.
551 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
552 prefix on the same line as the instruction for all asm dialects.
553 (sync_double_compare_and_swap<mode>): Ditto.
554 (*sync_double_compare_and_swapdi_pic): Ditto.
555 (*sync_compare_and_swap_cc<mode>): Ditto.
556 (sync_double_compare_and_swap_cc<mode>): Ditto.
557 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
558 (sync_old_add<mode>): Ditto.
559 (sync_add<mode>): Ditto.
560 (sync_sub<mode>): Ditto.
561 (sync_ior<mode>): Ditto.
562 (sync_and<mode>): Ditto.
563 (sync_xor<mode>): Ditto.
565 2007-08-16 Richard Sandiford <richard@codesourcery.com>
568 * reload.c (find_reloads): Check that the memory returned by
569 find_reloads_toplev was not the result of forcing a constant
571 (find_reloads_toplev): Always use simplify_gen_subreg to get
572 the subreg of a constant. If the result is also a constant,
573 but not a legitimate one, force it into the constant pool
574 and reload its address.
576 2007-08-15 David Edelsohn <edelsohn@gnu.org>
578 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
581 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
583 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
584 directive for the current vector ABI.
586 2007-08-15 Steve Ellcey <sje@cup.hp.com>
589 * caller-save.c (reg_save_code): Set invalide status on restore code.
591 2007-08-15 Diego Novillo <dnovillo@google.com>
593 * tree-ssa-alias.c (compute_memory_partitions): Use
594 alias_bitmap_obstack to allocate bitmaps.
595 (reset_alias_info): Factor out of init_alias_info.
596 Mark all name tags not associated to an SSA name for renaming.
597 (init_alias_info): Call it.
598 (create_name_tags): Tidy. Add comments.
599 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
601 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
603 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
604 scheduler dependencies.
606 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
608 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
610 (*iorsi_1_zext): Likewise.
611 (*iorsi_1_zext_imm): Likewise.
612 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
613 with "rm"/"xm" constraint.
614 (sse2_vmsqrtv2df2): Likewise.
616 2007-08-15 Jakub Jelinek <jakub@redhat.com>
619 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
622 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
624 * tree-pass.h (PROP_pta): Removed.
625 (TODO_rebuild_alias): New.
626 (pass_may_alias): Removed.
627 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
628 aliasing if we changed something.
629 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
631 (pass_may_alias): Removed.
632 (create_structure_vars): Return TODO_rebuild_alias.
633 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
634 * tree-sra.c (tree_sra): Only rebuild aliasing if something
636 (tree_sra_early): We never affect aliasing right now.
637 * tree-flow.h (compute_may_aliases): New prototype.
638 * passes.c: Remove pass_may_alias from the passes.
639 (execute_function_todo): Support TODO_rebuild_alias.
641 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
643 * i386.c: (legitimize_address): Move dllimported variable check
644 infront of legitimizing pic address of CONST symbols.
646 2007-08-14 Steve Ellcey <sje@cup.hp.com>
648 PR tree-optimization/32941
649 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
650 (goto_queue_cmp): Remove.
651 (find_goto_replacement): Change search method.
652 (maybe_record_in_goto_queue): Add assert.
653 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
654 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
656 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
658 * alias.c (component_uses_parent_alias_set): Constify.
659 * alias.h (component_uses_parent_alias_set): Likewise.
660 * cfgrtl.c (print_rtl_with_bb): Likewise.
661 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
662 mpz_get_double_int): Likewise.
663 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
664 mpz_get_double_int): Likewise.
665 * expr.c (is_aligning_offset, undefined_operand_subword_p,
666 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
668 * expr.h (safe_from_p): Likewise.
669 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
671 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
672 zero_sized_type, goa_lhs_expr_p): Likewise.
673 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
674 * rtl.h (print_rtl_with_bb): Likewise.
675 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
676 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
677 * tree-flow-inline.h (bb_stmt_list): Constify.
678 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
680 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
681 const_first_stmt, const_last_stmt): New.
682 (block_may_fallthru, empty_block_p): Constify.
683 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
684 EXPR_ONLY_BODY): New.
685 (expr_first, expr_last, expr_only): Use macro for body.
686 (const_expr_first, const_expr_last, const_expr_only): New.
687 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
688 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
689 ctsi_prev, ctsi_stmt): New.
690 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
691 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
692 * tree-ssa-loop-niter.c (loop_only_exit_p,
693 derive_constant_upper_bound): Likewise.
694 * tree-ssa-phiopt.c (empty_block_p): Likewise.
695 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
696 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
697 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
698 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
699 * tree.c (get_type_static_bounds): Likewise.
700 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
701 (get_type_static_bounds): Constify.
703 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
706 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
707 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
708 (*<addsub><mode>3_cc_overflow): New.
709 (*add<mode>3_cconly_overflow): New.
710 (*sub<mode>3_cconly_overflow): New.
711 (*<addsub>si3_zext_cc_overflow): New.
712 * config/i386/predicates.md (fcmov_comparison_operator): Accept
713 CCCmode for LTU, GTU, LEU and GEU.
714 (ix86_comparison_operator): Likewise.
715 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
716 * config/i386/i386.c (put_condition_code): Support CCCmode.
717 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
718 or MINUS expressions.
720 2007-08-14 Andrew Pinski <pinskia@gmail.com>
723 * c-typeck.c (build_binary_op): Disallow vector float types with
724 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
726 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
728 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
729 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
730 (dep_def): New typedef.
731 (init_dep_1, sd_debug_dep): Declare functions.
732 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
733 (debug_dep_links): Remove.
734 (struct _deps_list): New field 'n_links'.
735 (DEPS_LIST_N_LINKS): New macro.
736 (FOR_EACH_DEP_LINK): Remove.
737 (create_deps_list, free_deps_list, delete_deps_list): Remove
739 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
740 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
741 (copy_deps_list_change_con, move_dep_link): Ditto.
742 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
743 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
745 (INSN_BACK_DEPS): Remove.
746 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
748 (INSN_DEP_COUNT): Remove.
749 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
750 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
751 Declare global variables.
752 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
753 (add_forw_dep, compute_forward_dependences): Remove declarations.
754 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
755 (add_back_forw_dep, delete_back_forw_dep): Ditto.
756 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
758 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
760 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
761 (sd_list_types_def): New typedef.
762 (sd_next_list): Declare function.
763 (struct _sd_iterator): New type.
764 (sd_iterator_def): New typedef.
765 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
767 (FOR_EACH_DEP): New cycle wrapper.
768 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
770 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
771 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
774 * sched-deps.c (init_dep_1): Make global.
775 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
777 (dump_dep): New static function.
778 (dump_dep_flags): New static variable.
779 (sd_debug_dep): New function.
780 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
782 (move_dep_link): Use remove_from_deps_list (), instead of
784 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
785 (dep_link_is_detached_p): New static function.
786 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
788 (dn_pool, dl_pool): New alloc_pools.
789 (dn_pool_diff, dl_pool_diff): New static variables.
790 (create_dep_node, delete_dep_node): New static function.
791 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
792 (deps_list_empty_p): Make it static. Use 'n_links' field.
793 (deps_pools_are_empty_p): New static function.
794 (alloc_deps_list, delete_deps_list): Remove.
795 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
796 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
797 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
798 (forward_dependency_cache): Remove.
799 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
800 'back' from the names. Change signature to use dep_t instead of
802 (add_back_dep): Ditto. Make global.
803 (check_dep_status): Rename to check_dep ().
804 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
806 (sd_finish_insn): Ditto.
807 (sd_find_dep_between_no_cache): New static function.
808 (sd_find_dep_between): New function.
809 (ask_dependency_caches, set_dependency_caches): New static functions.
810 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
811 (add_or_update_dep_1): Separate pieces of functionality into
812 ask_dependency_caches (), update_dependency_caches (),
813 change_spec_dep_to_hard (), update_dep ().
814 (get_back_and_forw_lists): New static function.
815 (sd_add_dep): Separate setting of dependency caches into
816 set_dependency_caches ().
817 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
819 (sd_delete_dep): Ditto.
820 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
821 (dump_lists): New static function.
822 (sd_debug_lists): New debug function.
823 (delete_all_dependences, fixup_sched_groups): Update to use
825 (sched_analyze_2): Create data-speculative dependency only if
826 data-speculation is enabled.
827 (sched_analyze_insn): If insn cannot be speculative, make all its
828 dependencies non-speculative.
829 (sched_analyze): Use sd_init_insn ().
830 (add_forw_dep, compute_forward_dependencies): Remove.
831 (delete_dep_nodes_in_back_deps): New static function.
832 (sched_free_deps): New function.
833 (init_dependency_caches): Init alloc_pools.
834 (extend_depedency_caches): Update after removing of
835 forward_dependency_cache.
836 (free_dependency_caches): Ditto. Free alloc_pools.
837 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
838 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
840 (add_back_forw_dep, delete_back_forw_dep): Ditto.
841 (add_dependence): Use init_dep ().
842 (get_dep_weak_1): New static function.
843 (get_dep_weak): Move logic to get_dep_weak_1 ().
844 (dump_ds): New static function moved from haifa-sched.c:
845 debug_spec_status ().
846 (debug_ds): New debug function.
847 (check_dep_status): Rename to check_dep (). Update to check whole
850 * haifa-sched.c (spec_info): Make global.
851 (added_recovery_block_p): Rename to
852 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
853 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
854 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
855 to use new interfaces.
856 (ok_for_early_queue_removal): Ditto.
857 (schedule_block): Initialize logical uids of insns emitted by the
859 (sched_init): Initialize new variable.
860 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
862 (extend_global): Initialize insn data.
863 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
864 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
866 (add_to_speculative_block): Update to use new interfaces.
867 (create_recovery_block): Set new variables.
868 (create_check_block_twin, fix_recovery_deps): Update to use new
870 (sched_insn_is_legitimate_for_speculation_p): New function.
871 (speculate_insn): Move checking logic to
872 sched_insn_is_legitimate_for_speculation_p ().
873 (sched_remove_insn): Finalize sched-deps information of instruction.
874 (clear_priorities, add_jump_dependencies): Update to use new
876 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
878 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
879 to use new interfaces.
880 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
881 (new_ready): Try to use control speculation only if it is available.
882 (add_branch_dependences): Update to use new interfaces.
883 (compute_block_backward_dependences): Rename to
884 compute_block_dependences (). Call
885 targetm.sched.dependencies_evaluation_hook ().
886 (free_block_dependencies): New static function.
887 (debug_dependencies): Update to use new interfaces.
888 (schedule_region): Remove separate computation of forward dependencies.
889 Move call of targetm.sched.dependencies_evaluation_hook () to
890 compute_block_dependences (). Free dependencies at the end of
891 scheduling the region.
893 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
895 (add_deps_for_risky_insns): Ditto.
896 (schedule_ebb): Remove separate computation of forward dependencies.
897 Free dependencies at the end of scheduling the ebb.
899 * ddg.c (create_ddg_dependence): Update to use new interfaces.
900 (build_intra_loop_deps): Ditto. Remove separate computation of forward
901 dependencies. Free sched-deps dependencies.
903 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
904 to use new interfaces.
905 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
907 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
909 (is_costly_group): Ditto.
911 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
913 * alias.c (rtx_equal_for_memref_p): Constify.
914 * basic-block.h (const_edge, const_basic_block): New.
915 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
916 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
917 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
918 probably_never_executed_bb_p, edge_probability_reliable_p,
919 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
920 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
922 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
923 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
925 * cfganal.c (flow_active_insn_p, forwarder_block_p,
926 flow_nodes_print, dfs_enumerate_from): Likewise.
927 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
928 control_flow_insn_p, count_basic_blocks): Likewise.
929 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
930 get_loop_body_with_size, loop_exit_edge_p): Likewise.
931 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
932 average_num_loop_insns, loop_exit_edge_p,
933 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
934 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
935 average_num_loop_insns, seq_cost): Likewise.
936 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
937 * dominance.c (dominated_by_p): Likewise.
938 * emit-rtl.c (validate_subreg): Likewise.
939 * except.c (can_throw_internal, can_throw_external): Likewise.
940 * except.h (can_throw_internal, can_throw_external): Likewise.
941 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
942 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
943 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
944 simple_mem, store_ops_ok, load_kills_store, find_loads,
945 store_killed_in_insn, store_killed_after, store_killed_before,
946 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
948 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
949 noce_mem_write_may_trap_or_fault_p): Likewise.
950 * pointer-set.c (pointer_set_contains, pointer_map_contains):
952 * pointer-set.h (pointer_set_contains, pointer_map_contains):
954 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
955 probably_cold_bb_p, probably_never_executed_bb_p,
956 edge_probability_reliable_p, br_prob_note_reliable_p,
957 can_predict_insn_p): Likewise.
958 * regclass.c (reg_set_to_hard_reg_set): Likewise.
959 * resource.c (return_insn_p): Likewise.
960 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
962 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
963 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
964 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
965 verify_gimple_modify_stmt): Likewise.
966 * tree-chrec.c (is_not_constant_evolution,
967 is_multivariate_chrec_rec, is_multivariate_chrec,
968 chrec_contains_symbols, chrec_contains_undetermined,
969 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
970 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
971 eq_evolutions_p, scev_direction): Likewise.
972 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
973 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
974 chrec_contains_symbols_defined_in_loop,
975 chrec_contains_undetermined, tree_contains_chrecs,
976 evolution_function_is_affine_multivariate_p,
977 evolution_function_is_univariate_p, chrec_zerop,
978 evolution_function_is_constant_p, evolution_function_is_affine_p,
979 evolution_function_is_affine_or_constant_p,
980 tree_does_not_contain_chrecs, chrec_type): Likewise.
981 * tree-data-ref.c (tree_fold_divides_p,
982 object_address_invariant_in_loop_p, dr_may_alias_p,
983 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
984 same_access_functions, constant_access_functions,
985 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
987 * tree-flow.h (scev_direction): Likewise.
988 * tree-gimple.c (is_gimple_stmt): Likewise.
989 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
991 * tree-pretty-print.c (op_prio): Likewise.
992 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
993 analyzable_condition, backedge_phi_arg_p): Likewise.
994 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
995 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
996 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
999 2007-08-13 Dan Hipschman <dsh@google.com>
1002 * c-format.c (check_format_arg): Move check for zero-length
1003 format strings below the check for unterminated strings.
1005 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1008 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1011 2007-08-13 Nick Clifton <nickc@redhat.com>
1013 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1015 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1018 * c-format.c (gcc_gfc_length_specs): New array.
1019 (gcc_gfc_char_table): Add unsigned specifier, and references to
1020 the l length modifier.
1021 (format_types_orig): Use the new gcc_gfc_length_specs.
1023 2007-08-12 Sa Liu <saliu@de.ibm.com>
1025 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1026 and with REG_RETVAL note after split.
1028 2007-08-11 David Daney <ddaney@avtrex.com>
1030 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1031 as ATTRIBUTE_UNUSED.
1033 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1034 Segher Boessenkool <segher@kernel.crashing.org>
1036 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1037 HAVE_LOCAL_CPU_DETECT not defined.
1039 2007-08-11 Jan Hubicka <jh@suse.cz>
1041 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1042 (cgraph_process_new_functions): Honor previous value of
1043 disregard_inline_limits.
1044 * ipa-inline.c (compute_inline_parameters): Likewise.
1046 2007-08-11 Ian Lance Taylor <iant@google.com>
1048 * alias.h (alias_set_type): Define new type.
1049 (ALIAS_SET_MEMORY_BARRIER): Use it.
1050 * rtl.h: Include alias.h.
1051 (struct mem_attrs): Use alias_set_type.
1052 * tree.h: Include alias.h
1053 (struct tree_type): Use alias_set_type.
1054 (struct tree_struct_field_tag): Likewise.
1055 (struct tree_decl_common): Likewise.
1056 * alias.c (struct alias_set_entry): Use alias_set_type.
1057 (get_alias_set_entry, alias_set_subset_of): Likewise.
1058 (alias_sets_conflict_p): Likewise.
1059 (alias_sets_must_conflict_p): Likewise.
1060 (objects_must_conflict_p): Likewise.
1061 (get_alias_set, new_alias_set): Likewise.
1062 (record_alias_subset, record_component_aliases): Likewise.
1063 (varargs_set, frame_set): Change to alias_set_type.
1064 (get_varargs_alias_set): Use alias_set_type.
1065 (get_frame_alias_set): Likewise.
1066 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1067 * dse.c (struct store_info): Use alias_set_type.
1068 (struct read_info, struct clear_alias_mode_holder): Likewise.
1069 (clear_alias_set_lookup, canon_address): Likewise.
1070 (record_store, check_mem_read_rtx): Likewise.
1071 (dse_record_singleton_alias_set): Likewise.
1072 (dse_invalidate_singleton_alias_set): Likewise.
1073 * emit-rtl.c (get_mem_attrs): Likewise.
1074 (set_mem_attributes_minus_bitpos): Likewise.
1075 (set_mem_alias_set): Likewise.
1076 * expr.c (store_constructor_field, store_field): Likewise.
1077 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1078 * langhooks.c (lhd_get_alias_set): Likewise.
1079 * langhooks-def.h (lhd_get_alias_set): Likewise.
1080 * reload1.c (alter_reg): Likewise.
1081 * tree-flow.h (struct fieldoff): Likewise.
1082 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1083 (may_alias_p, get_smt_for, create_sft): Likewise.
1084 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1085 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1086 (merge_smts_into): Likewise.
1087 * varasm.c (const_alias_set): Likewise.
1088 * c-common.c (strict_aliasing_warning): Likewise.
1089 (c_common_get_alias_set): Likewise.
1090 * dse.h (dse_record_singleton_alias_set): Update declaration.
1091 (dse_invalidate_singleton_alias_set): Likewise.
1092 * emit-rtl.h (set_mem_alias_set): Likewise.
1093 * c-common.h (c_common_get_alias_set): Likewise.
1094 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1095 * print-tree.c (print_node): Likewise.
1096 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1098 (alpha_setup_incoming_varargs): Use alias_set_type.
1099 * config/i386/i386.c (setup_incoming_varargs_64): Use
1101 (setup_incoming_varargs_ms_64): Likewise.
1102 (ix86_GOT_alias_set): Likewise.
1103 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1104 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1105 (set): Change to alias_set_type.
1106 (get_TOC_alias_set): Use alias_set_type.
1107 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1109 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1110 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1112 (struct_value_alias_set): Likewise.
1113 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1115 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1117 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1118 * config/vxworks.h (TARGET_VXWORKS): Override.
1119 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1120 "mips" if TARGET_VXWORKS.
1122 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1124 * calls.c (avoid_likely_spilled_reg): New function.
1125 (expand_call): Use it.
1127 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1129 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1131 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1133 * config/mips/predicates.md (const_call_insn_operand): Invoke
1134 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1136 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1139 * config/rs6000/driver-rs6000.c: Include link.h.
1140 Use ElfW instead of wordsize-specif typedef.
1142 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1144 * system.h (CONST_CAST): New.
1145 * c-decl.c (c_make_fname_decl): Use it.
1146 * c-lex.c (cb_ident, lex_string): Likewise.
1147 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1148 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1149 give_switch, set_multilib_dir): Likewise.
1150 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1151 * passes.c (execute_one_pass): Likewise.
1152 * prefix.c (update_path): Likewise.
1153 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1154 * tree.c (build_string): Likewise.
1156 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1158 * tree-flow-inline.h (is_exec_stmt): Remove.
1159 (is_label_stmt): Remove.
1160 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1163 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1165 * lower-subreg.c (resolve_shift_zext): Don't adjust
1166 src_reg_num for wordmode operands.
1168 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1169 David Ung <davidu@mips.com>
1171 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1172 (TARGET_SCHED_REORDER2): Define.
1173 (mips_maybe_swap_ready): New.
1174 (mips_last_74k_agen_insn): New.
1175 (mips_74k_agen_init): New.
1176 (mips_74k_agen_reorder): New function to group loads and stores
1178 (mips_sched_init): New.
1179 (mips_sched_reorder): Don't do initialization here. Call
1180 mips_74k_agen_reorder.
1181 (mips_variable_issue): Call mips_74k_agen_init.
1183 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1185 * tree-flow-inline.h (get_filename): Remove.
1187 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1189 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1191 (mips_fetch_insns): Delete in favor of...
1192 (mips_load_store_insns): ...this new function.
1193 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1194 to say whether multiword moves _might_ be split.
1195 (mips_fetch_insns): Delete in favor of...
1196 (mips_load_store_insns): ...this new function.
1197 (mips_rtx_costs): Update the call to mips_address_insns.
1198 (mips_address_cost): Likewise.
1199 * config/mips/mips.md (length): Use mips_load_store_insns instead
1200 of mips_fetch_insns.
1201 * config/mips/constraints.md (R): Use mips_address_insns rather
1202 than mips_fetch_insns. Assume that the move never needs to be split.
1204 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1206 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1207 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1208 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1209 * config/mips/mips.h (mips16_hard_float): Delete.
1210 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1211 definitions, and replace with....
1212 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1213 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1214 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1215 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1216 (override_options): Replace MASK_SOFT_FLOAT references with
1217 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1218 and mips16_hard_float when TARGET_MIPS16.
1220 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1223 * c-typeck.c (build_binary_op): Check for non pointer types before
1224 calling int_fits_type_p.
1226 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1229 * fold-const.c (omit_one_operand): Return only the ommitted expression
1230 if the result is an empty statement.
1231 (pedantic_omit_one_operand): Likewise.
1233 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1235 * c-typeck.c (readonly_error): Improve error for assignment.
1237 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1239 (pp_c_expression): Ditto.
1241 2007-08-09 Simon Baldwin <simonb@google.com>
1243 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1244 break that was preventing simplify_associative_operation() for xor.
1246 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1247 Nigel Stephens <nigel@mips.com>
1249 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1250 Document change in interpretation of value from boolean to
1252 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1253 ffs and ctz using clz.
1254 (expand_unop): Call them.
1255 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1257 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1258 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1259 enable the new ffs expansion on this target.
1261 2007-08-09 Jan Hubicka <jh@suse.cz>
1263 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1264 (expand_ternary_op): Likewise.
1265 (expand_vec_shift_expr): Likewise.
1266 (expand_binop_directly): Likewise.
1267 (expand_binop): Likewise.
1268 (sign_expand_binop): Likewise.
1269 (expand_twoval_unop): Likewise.
1270 (expand_twoval_binop): Likewise.
1271 (expand_twoval_binop_libfunc): Likewise.
1272 (widen_clz): Likewise.
1273 (widen_bswap): Likewise.
1274 (expand_parity): Likewise.
1275 (expand_unop): Likewise.
1276 (expand_abs_nojump): Likewise.
1277 (expand_copysign): Likewise.
1278 (emit_no_conflict_block): Likewise.
1279 (emit_libcall_block): Likewise.
1280 (can_compare_p): Likewise.
1281 (prepare_cmp_insn): Likewise.
1282 (emit_cmp_and_jump_insn_1): Likewise.
1283 (prepare_float_lib_cmp): Likewise.
1284 (emit_conditional_add): Likewise.
1285 (gen_add2_insn): Likewise.
1286 (have_add2_insn): Likewise.
1287 (gen_sub2_insn): Likewise.
1288 (have_sub2_insn): Likewise.
1289 (can_extend_p): Likewise.
1290 (can_fix_p): Likewise.
1291 (can_float_p): Likewise.
1292 (expand_float): Likewise.
1293 (expand_fix): Likewise.
1294 (expand_sfix_optab): Likewise.
1295 (new_optab): Likewise.
1296 (new_convert_optab): Likewise.
1297 (init_libfuncs): Likewise.
1298 (init_interclass_conv_libfuncs): Likewise.
1299 (init_intraclass_conv_libfuncs): Likewise.
1300 (set_conv_libfunc): Likewise.
1301 (init_optabs): Likewise.
1302 (debug_optab_libfuncs): Likewise.
1303 (gen_cond_trap): Likewise.
1304 * optabs.h (optab_handler, convert_optab_hanlder): New.
1305 * genopinit.c: Update optabs generation table.
1306 * reload.c (find_reloads_address_1): Use optabs accestors.
1307 * builtins.c (expand_builtin_mathfn): Likewise.
1308 (expand_builtin_mathfn_2): Likewise.
1309 (expand_builtin_mathfn_3): Likewise.
1310 (expand_builtin_interclass_mathfn): Likewise.
1311 (expand_builtin_sincos): Likewise.
1312 (expand_builtin_cexpi): Likewise.
1313 (expand_builtin_powi): Likewise.
1314 (expand_builtin_strlen): Likewise.
1315 * dojump.c (do_jump): Likewise.
1316 * expr.c (convert_move): Likewise.
1317 (move_by_pieces): Likewise.
1318 (move_by_pieces_ninsns): Likewise.
1319 (can_store_by_pieces): Likewise.
1320 (store_by_pieces_1): Likewise.
1321 (emit_move_via_integer): Likewise.
1322 (emit_move_complex): Likewise.
1323 (emit_move_ccmode): Likewise.
1324 (emit_move_insn_1): Likewise.
1325 (emit_single_push_insn): Likewise.
1326 (store_constructor): Likewise.
1327 (expand_expr_real_1): Likewise.
1328 (do_store_flag): Likewise.
1329 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1330 (enumerate_modes): Likewise.
1331 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1332 (supportable_widening_operation): Likewise.
1333 (supportable_narrowing_operation): Likewise.
1334 * expmed.c (store_bit_field_1): Likewise.
1335 (extract_bit_field_1): Likewise.
1336 (expand_mult_highpart_optab): Likewise.
1337 (expand_smod_pow2): Likewise.
1338 (expand_divmod): Likewise.
1339 (emit_store_flag): Likewise.
1340 * tree-vect-patterns.c
1341 (vect_pattern_recog_1): Likewise.
1342 * tree-ssa-loop-prefetch.c
1343 (nontemporal_store_p): Likewise.
1344 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1345 (vect_create_epilog_for_reduction): Likewise.
1346 (vectorizable_reduction): Likewise.
1347 (vectorizable_operation): Likewise.
1348 (vect_strided_store_supported): Likewise.
1349 (vectorizable_store): Likewise.
1350 (vect_strided_load_supported): Likewise.
1351 (vectorizable_load): Likewise.
1352 * combine.c (simplify_comparison): Likewise.
1353 * tree-vect-generic.c
1354 (type_for_widest_vector_mode): Likewise.
1355 (expand_vector_operations_1): Likewise.
1356 * config/spu/spu.c (spu_expand_mov): Likewise.
1357 (spu_emit_vector_compare): Likewise.
1358 * config/rs6000/rs6000.c
1359 (rs6000_emit_vector_compare): Likewise.
1360 * stmt.c (add_case_node): Likewise.
1361 * reload1.c (gen_reload):
1363 2007-08-09 Michael Matz <matz@suse.de>
1365 * tree.h (fixed_zerop): Declare as taking a const_tree.
1366 * tree.c (fixed_zerop): Take a const_tree.
1368 2007-08-09 Ira Rosen <irar@il.ibm.com>
1370 * tree-vect-transform.c (vectorizable_store): Remove call to
1371 copy_virtual_operands() and call mark_symbols_for_renaming() for
1372 the created vector store.
1373 (vect_setup_realignment): Don't call copy_virtual_operands() and
1374 update_vuses_to_preheader().
1375 (vectorizable_load): Don't call copy_virtual_operands().
1376 (update_vuses_to_preheader): Remove.
1378 2007-08-08 Chao-ying Fu <fu@mips.com>
1380 * tree.def (FIXED_POINT_TYPE): New type.
1381 (FIXED_CST): New constant.
1382 (FIXED_CONVERT_EXPR): New expr.
1383 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1384 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1385 * tree.h (struct tree_base): Add saturating_flag.
1386 Remove one bit of spare for saturating_flag.
1387 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1388 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1389 FIXED_POINT_TYPE_P): Define.
1390 (TYPE_SATURATING): Define.
1391 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1392 (struct tree_fixed_cst): New.
1393 (TYPE_IBIT, TYPE_FBIT): Define.
1394 (tree_node): Add fixed_cst.
1395 (enum tree_index): Add new enumeration values of
1396 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1397 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1398 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1399 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1400 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1401 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1402 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1403 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1404 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1405 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1406 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1407 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1408 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1409 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1410 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1411 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1412 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1413 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1414 (sat_short_fract_type_node, sat_fract_type_node,
1415 sat_long_fract_type_node, sat_long_long_fract_type_node,
1416 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1417 sat_unsigned_long_fract_type_node,
1418 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1419 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1420 unsigned_short_fract_type_node, unsigned_fract_type_node,
1421 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1422 sat_short_accum_type_node, sat_accum_type_node,
1423 sat_long_accum_type_node, sat_long_long_accum_type_node,
1424 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1425 sat_unsigned_long_accum_type_node,
1426 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1427 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1428 unsigned_short_accum_type_node, unsigned_accum_type_node,
1429 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1430 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1431 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1432 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1433 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1434 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1435 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1436 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1437 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1438 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1439 sat_uda_type_node, sat_uta_type_node): New macro.
1440 (make_fract_type, make_accum_type): Declare.
1441 (make_signed_fract_type, make_unsigned_fract_type,
1442 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1443 make_signed_accum_type, make_unsigned_accum_type,
1444 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1445 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1446 make_or_reuse_sat_signed_fract_type,
1447 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1448 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1449 make_or_reuse_sat_unsigned_accum_type): New macro.
1450 (fixed_zerop): Declare.
1451 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1452 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1453 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1454 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1455 * treestruct.def: Add TS_FIXED_CST.
1456 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1458 (tree-dump.o): Likewise.
1459 (print-tree.o): Likewise.
1460 (tree-pretty-print.o): Likewise.
1461 (fold-const.o): Likewise.
1462 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1463 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1464 (is_gimple_min_invariant): Handle FIXED_CST.
1465 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1466 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1467 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1468 (layout_type): Handle FIXED_POINT_TYPE.
1469 (make_fract_type, make_accum_type): New functions.
1470 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1471 * tree-dump.c (fixed-value.h): New include.
1472 (dump_fixed): New function.
1473 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1474 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1475 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1476 * tree-pretty-print.c (fixed-value.h): New include.
1477 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1479 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1480 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1481 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1482 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1483 for non-saturating fixed-point types.
1484 (reassociate_bb): Likewise.
1485 * emit-rtl.c (fixed-value.h): New include.
1486 (fconst0, fconst1): New array.
1487 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1488 * tree-vect-generic.c expand_vector_operation): Support
1489 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1491 (type_for_widest_vector_mode): Add one parameter for the
1493 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1495 Pass the satp parameter to type_for_mode for fixed-point types.
1496 (expand_vector_operations_1): Pass the saturating flag to
1497 type_for_widest_vector_mode.
1498 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1499 and MODE_VECTOR_UACCUM.
1500 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1501 (vectorizable_condition): Likewise.
1502 * tree.c (fixed-value.h): New include.
1503 (tree_code_size): Support FIXED_CST.
1504 (build_fixed): New function.
1505 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1506 (fixed_zerop): New function.
1507 (tree_node_structure): Support FIXED_CST.
1508 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1509 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1510 (type_hash_eq): Handle FIXED_POINT_TYPE.
1511 (simple_cst_equal): Support FIXED_CST.
1512 (iterative_hash_expr): Handle FIXED_CST.
1513 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1514 (get_narrower): Likewise.
1515 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1516 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1517 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1518 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1520 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1521 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1522 (initializer_zerop): Support FIXED_CST.
1523 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1524 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1525 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1526 (is_base_type): Handle FIXED_POINT_TYPE.
1527 (add_type_attribute): Handle FIXED_POINT_TYPE.
1528 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1529 * print-tree.c (fixed-value.h): New include.
1530 (print_node_brief): Support FIXED_CST.
1531 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1532 * c-pretty-print.c (fixed-value.h): New include.
1533 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1534 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1535 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1536 Support fixed-point types for inner items in VECTOR_TYPE.
1537 (pp_c_direct_declarator): Likewise.
1538 (pp_c_declarator): Likewise.
1539 (pp_c_fixed_constant): New function.
1540 (pp_c_constant): Handle FIXED_CST.
1541 (pp_c_primary_expression): Likewise.
1542 (pp_c_expression): Likewise.
1543 * fold-const.c (fixed-value.h): New include.
1544 (negate_expr_p): Return true for FIXED_CST.
1545 (fold_negate_expr): Support FIXED_CST.
1546 (split_tree): Support FIXED_CST.
1547 (const_binop): Support FIXED_CST.
1548 (fold_convert_const_int_from_fixed): New function to convert from
1550 (fold_convert_const_real_from_fixed): New function to convert from
1552 (fold_convert_const_fixed_from_fixed): New function to convert from
1553 fixed to another fixed.
1554 (fold_convert_const_fixed_from_int): New function to convert from
1556 (fold_convert_const_fixed_from_real): New function to convert from
1558 (fold_convert_const): Support conversions from fixed to int, from
1559 fixed to real, from fixed to fixed, from int to fixed, and from real
1561 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1562 (operand_equal_p): Support FIXED_CST.
1563 (make_range): For fixed-point modes, we need to pass the
1564 saturating flag as the 2nd parameter.
1565 (tree_swap_operands_p): Handle FIXED_CST.
1566 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1568 (fold_unary): Support FIXED_CONVERT_EXPR.
1569 (fold_binary): Handle FIXED_CST.
1570 Make sure the type is not saturating, before associating operations.
1571 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1572 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1573 (fold_negate_const): Support FIXED_CST.
1574 (fold_relational_const): Support FIXED_CST.
1575 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1576 (gimplify_expr): Handle FIXED_CST.
1577 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1578 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1579 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1580 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1581 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1582 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1583 LONG_LONG_ACCUM_TYPE_SIZE.
1584 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1585 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1586 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1587 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1588 MODE_ACCUM, and MODE_UACCUM.
1589 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1590 fixed-point types to disable reduction.
1591 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1593 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1595 * config/rs6000/x-rs6000: New file.
1596 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1597 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1598 (EXTRA_SPEC_FUNCTIONS): Define.
1599 (HAVE_LOCAL_CPU_DETECT): Define.
1600 (CC1_CPU_SPEC): Define.
1601 * config/rs6000/driver-rs6000.c: New file.
1602 * config/rs6000/aix.h (CC1_SPEC): Define.
1603 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1604 * config.host: Add x-rs6000 to host_xmake_file if host and target
1605 are rs6000 or powerpc.
1607 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1609 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1611 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1612 Sandra Loosemore <sandra@codesourcery.com>
1613 Chao-ying Fu <fu@mips.com>
1614 Nigel Stephens <nigel@mips.com>
1615 David Ung <davidu@mips.com>
1617 * doc/invoke.texi (-mcode-readable): Document.
1618 * config/mips/mips.opt (mcode-readable): New option.
1619 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1620 * config/mips/mips.h (mips_code_readable_setting): New enum.
1621 (mips_code_readable): Declare.
1622 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1623 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1624 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1625 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1626 boiler-plate comments.
1627 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1628 * config/mips/mips.c (mips_code_readable): New variable.
1629 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1630 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1631 context and -mcode-readable setting to restrict the use of
1632 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1633 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1634 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1635 (mips_blocks_for_constant_p): Only return false for
1636 TARGET_MIPS16_PCREL_LOADS.
1637 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1638 for MIPS16. Handle SYMBOL_32_HIGH.
1639 (mips_const_insns): Allow HIGHs for MIPS16 too.
1640 (mips_unspec_address_offset): New function, split out from...
1641 (mips_unspec_address): ...here.
1642 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1643 16-bit symbolic constants. Assert approropiate conditions for
1644 using the "la" and "dla" macros.
1645 (mips_handle_option): Handle -mcode-readable=.
1646 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1647 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1648 (mips_strip_unspec_address): New function, split out from...
1649 (print_operand_reloc): ...here.
1650 (print_operand): Pass constants through mips_strip_unspec_address.
1651 (print_operand_address): Likewise.
1652 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1653 (mips_select_rtx_section): Remove MIPS16 handling.
1654 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1655 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1656 (mips16_lay_out_constants): Do nothing unless
1657 TARGET_MIPS16_PCREL_LOADS.
1658 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1659 * config/mips/mips.md: Split HIGHs for MIPS16.
1660 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1662 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1664 * config/mips/mips-protos.h (mips_emit_move): Declare.
1665 * config/mips/mips.c (mips_emit_move): New function.
1666 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1667 (mips_legitimize_const_move): Likewise.
1668 (mips_legitimize_move): Likewise.
1669 (mips_split_64bit_move): Likewise.
1670 (mips_restore_gp): Likewise.
1671 (mips_load_call_address): Likewise.
1672 (mips_emit_fcc_reload): Likewise.
1673 (mips_set_return_address): Likewise.
1674 (mips_block_move_straight): Likewise.
1675 (mips_block_move_loop): Likewise.
1676 (mips_setup_incoming_varargs): Likewise.
1677 (mips_save_reg): Likewise.
1678 (mips_expand_prologue): Likewise.
1679 (mips_restore_reg): Likewise.
1680 (mips_expand_epilogue): Likewise.
1681 (mips_output_mi_thunk): Likewise.
1682 (build_mips16_call_stub): Likewise.
1683 (mips_builtin_branch_and_move): Likewise.
1684 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1685 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1686 (fixuns_truncdfdi2): Likewise.
1687 (fixuns_truncsfsi2): Likewise.
1688 (fixuns_truncsfdi2): Likewise.
1689 (loadgp_absolute): Likewise.
1690 (builtin_setjmp_setup): Likewise.
1691 (builtin_longjmp): Likewise.
1692 (untyped_call): Likewise.
1694 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1696 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1697 an "rtx *" argument. Return a bool.
1698 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1699 values and return true if they can be split. Take the same kind of
1700 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1701 and store the lo_sum there if nonnull. Use the symbol type to
1702 determine whether a $gp or HIGH is needed.
1703 (mips_legitimize_address): Update call to mips_split_symbol and
1704 simplify accordingly.
1705 (mips_legitimize_const_move): Likewise.
1706 * config/mips/mips.md: In the combine define_split,
1707 check mips_split_symbol instead of splittable_symbolic_operand.
1708 Update use of mips_split_symbol in the generator code.
1709 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1711 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1713 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1714 (mips_symbol_insns_1): New function, split out from...
1715 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1716 and stores separately from load addresses.
1717 (mips_classify_address): Replace uses of mips_symbolic_address_p
1718 with uses of mips_symbol_insns.
1719 (mips_address_insns): Update calls to mips_symbol_insns.
1720 (mips_const_insns): Likewise.
1721 (mips_legitimize_address): Likewise.
1723 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1725 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1726 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1727 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1728 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1729 non-call contexts if TARGET_MIPS16.
1730 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1731 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1732 code for SYMBOL_ABSOLUTE.
1733 (mips_symbol_insns): Likewise.
1735 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1737 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1738 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1739 (mips_symbolic_constant_p): Likewise. Update the call to
1740 mips_classify_symbol.
1741 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1742 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1743 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1744 (print_operand_reloc): Add a context argument. Update the call to
1745 mips_symbolic_constant_p.
1746 (print_operand): Update the calls to print_operand_reloc.
1747 (print_operand_address): Use print_operand_reloc rather than
1749 (mips_rewrite_small_data_p): Add a context argument. Update the call
1750 to mips_symbolic_constant_p.
1751 (mips_small_data_pattern_1): Make DATA the containing mem.
1752 Update the call to mips_rewrite_small_data_p.
1753 (mips_rewrite_small_data_1): Likewise.
1754 (mips_use_anchors_for_symbol_p): Update the call to
1755 mips_symbolic_constant_p.
1756 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1757 (splittable_symbolic_operand): Likewise.
1758 (move_operand): Likewise.
1759 (absolute_symbolic_operand): Likewise.
1760 (got_disp_operand): Likewise.
1761 (got_page_ofst_operand): Likewise.
1763 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1765 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1766 (SYMBOL_ABSOLUTE): ...this.
1767 (SYMBOL_SMALL_DATA): Rename to...
1768 (SYMBOL_GP_RELATIVE): ...this.
1769 (SYMBOL_CONSTANT_POOL): Rename to...
1770 (SYMBOL_PC_RELATIVE): ...this.
1771 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1772 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1773 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1774 after above changes.
1775 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1776 (general_symbolic_operand): Rename to...
1777 (absolute_symbolic_operand): ...this.
1778 * config/mips/mips.md: Update after above changes.
1780 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1781 Revital Eres <eres@il.ibm.com>
1783 * ddg.c (print_ddg): Add dump information.
1784 * modulo-sched.c (print_node_sched_params): Add parameter and
1786 (calculate_maxii): Remove function.
1787 (undo_generate_reg_moves): Likewise.
1788 (undo_permute_partial_schedule): Likewise.
1789 (kernel_number_of_cycles): Likewise.
1790 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1791 (sms_schedule): Use it. Remove profitability checks.
1792 (sms_schedule_by_order): Fix order of nodes within the cycle.
1794 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1796 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1797 -profile option, add pie support.
1798 (ENDFILE_SPEC): New spec.
1799 * config/gnu.h (LIB_SPEC): Add -profile option.
1801 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1803 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1804 * config/gnu.h (LIB_SPEC): Likewise.
1806 2007-08-07 Yaz Saito <saito@google.com>
1807 Ian Lance Taylor <iant@google.com>
1809 * common.opt (finstrument-functions-exclude-function-list): New
1811 (finstrument-functions-exclude-file-list): New option.
1812 * opts.c (char_p): Define and DEF_VEC.
1813 (flag_instrument_functions_exclude_functions): New static
1815 (flag_instrument_functions_exclude_files): New static variable.
1816 (add_instrument_functions_exclude_list): New static function.
1817 (flag_instrument_functions_exclude_p): New function.
1818 (common_handle_option): Handle new options.
1819 * flags.h (flag_instrument_functions_exclude_p): Declare.
1820 * gimplify.c (gimplify_function_tree): Call
1821 flag_instrument_functions_exclude_p.
1822 * doc/invoke.texi (Option Summary): Mention new options.
1823 (Code Gen Options): Document new options.
1825 2007-08-07 Ian Lance Taylor <iant@google.com>
1827 PR rtl-optimization/32776
1828 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1829 (resolve_use): Likewise.
1830 (decompose_multiword_subregs): Remove "changed" local variable.
1832 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1834 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1835 * configure: Regenerate.
1836 * config.in: Regenerate.
1837 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1840 2007-08-07 Ian Lance Taylor <iant@google.com>
1842 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1843 note, just delete the insn.
1845 2007-08-07 Andreas Schwab <schwab@suse.de>
1848 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1851 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1853 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1854 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1855 (decompose_multiword_subregs): Use the functions above to decompose
1856 multiword shifts and zero-extends.
1858 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1860 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1861 "assemble" descriptions which were swapped.
1863 2007-08-06 Chao-ying Fu <fu@mips.com>
1865 * fixed-value.h: New file.
1866 * fixed-value.c: New file.
1867 * Makefile.in (OBJS-common): Add fixed-value.o.
1868 (fixed-value.o): New rule.
1869 (GTFILES): Add fixed-value.h.
1870 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1871 to compare a.low and b.low.
1872 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1874 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1875 Daniel Jacobowitz <dan@codesourcery.com>
1878 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1880 (x86_64-*-netbsd*): Likewise.
1881 (x86_64-*-linux*): Likewise.
1882 (x86_64-*-kfreebsd*-gnu): Likewise.
1883 (x86_64-*-knetbsd*-gnu): Likewise.
1884 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1886 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1888 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1889 Add -fno-asynchronous-unwind-tables.
1891 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1892 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1893 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1894 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1895 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1897 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1899 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1900 (TARGET_C_MODE_FOR_SUFFIX): New.
1902 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1904 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1906 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1908 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1910 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1912 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1913 before checking function returns in conditional expressions.
1915 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1918 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1920 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1923 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1924 for INTEGRAL_TYPE_P.
1926 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1928 * configure.ac: Remove --enable-checking=df from default settings.
1929 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1930 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1931 if the parameter is true.
1932 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1933 DF_VERIFY_SCHEDULED flag is true.
1934 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1935 (df_finish_pass): Adjust prototype.
1936 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1939 * see.c (pass_see): Add TODO_df_verify.
1940 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1941 * global.c (rest_of_handle_global_alloc): Schedule verification
1943 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1945 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1946 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1947 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1949 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1950 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1951 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1953 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1954 Revital Eres <eres@il.ibm.com>
1956 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1958 * ddg.c (create_ddg_dependence): Rename to...
1959 (create_ddg_dep_from_intra_loop_link): This. Do not check
1960 for interloop edges. Do not create anti dependence edge when
1961 a true dependence edge exists in the opposite direction and
1962 -fmodulo-sched-allow-regmoves is set.
1963 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1964 (add_cross_iteration_register_deps): Create anti dependence edge
1965 when -fno-modulo-sched-allow-regmoves is set.
1966 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1968 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1970 * config/arm/arm.md (movsi): Add braces.
1972 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1975 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1976 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1978 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1980 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1982 * cfgloopmanip.c (remove_path, create_preheaders,
1983 force_single_succ_latches, fix_loop_structure): Ditto.
1984 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1985 tree_duplicate_loop_to_header_edge): Ditto.
1986 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1987 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1989 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1990 cleanup_tree_cfg): Ditto.
1991 * tree-cfg.c (tree_merge_blocks): Ditto.
1992 * cfgloop.c (rescan_loop_exit, record_loop_exits,
1993 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
1994 loop_preheader_edge, single_exit): Ditto.
1995 (flow_loops_find): Do not clear loops->state.
1996 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
1997 loops_state_clear): New functions.
1999 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2002 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2003 when adding to the base and convert ELT to sizetype instead of type.
2005 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2008 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2009 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2011 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2014 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2015 correct type the negate expression.
2017 2007-08-03 Jan Hubicka <jh@suse.cz>
2019 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2022 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2024 * config/rs6000/rs6000.c (struct processor_cost): Change
2025 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2026 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2028 (rios1_costs, rios2_cost): Correct cache line size.
2029 (rs6000_override_options): Set l2-cache-size parameter.
2031 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2032 Diego Novillo <dnovillo@google.com>
2035 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2036 if the range includes 0.
2038 2007-08-03 Ben Elliston <bje@au.ibm.com>
2040 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2041 mode to unspec expressions to silence a warning from the generator
2044 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2046 * config/ia64/constraints.md ("U"): Make constraint vector only.
2048 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2051 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2052 always_inline attribute on the function decl.
2054 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2057 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2058 if we are compiling with -fPIC.
2060 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2061 Nigel Stephens <nigel@mips.com>
2063 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2064 Define for MIPS32 and MIPS64.
2066 2007-08-02 Nick Clifton <nickc@redhat.com>
2068 * config/host-hpux.c: Change copyright header to refer to version
2069 3 of the GNU General Public License and to point readers at the
2070 COPYING3 file and the FSF's license web page.
2071 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2072 config/alpha/linux.h, config/alpha/alpha.opt,
2073 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2074 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2075 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2076 config/alpha/alpha.h, config/alpha/sync.md,
2077 config/alpha/openbsd.h, config/alpha/alpha.md,
2078 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2079 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2080 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2081 config/alpha/constraints.md, config/alpha/osf.h,
2082 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2083 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2084 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2085 config/frv/frv-asm.h, config/frv/frv-protos.h,
2086 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2087 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2088 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2089 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2090 config/s390/s390.opt, config/s390/s390-modes.def,
2091 config/s390/fixdfdi.h, config/s390/constraints.md,
2092 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2093 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2094 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2095 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2096 config/m32c/prologue.md, config/m32c/m32c.abi,
2097 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2098 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2099 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2100 config/m32c/jump.md, config/m32c/shift.md,
2101 config/m32c/m32c-protos.h, config/libgloss.h,
2102 config/spu/spu-protos.h, config/spu/predicates.md,
2103 config/spu/spu-builtins.h, config/spu/spu.c,
2104 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2105 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2106 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2107 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2108 config/sparc/hypersparc.md, config/sparc/predicates.md,
2109 config/sparc/linux.h, config/sparc/sp64-elf.h,
2110 config/sparc/supersparc.md, config/sparc/cypress.md,
2111 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2112 config/sparc/niagara.md, config/sparc/sparc.md,
2113 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2114 config/sparc/sparc.opt, config/sparc/sync.md,
2115 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2116 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2117 config/sparc/sparc.c, config/sparc/little-endian.opt,
2118 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2119 config/sparc/linux64.h, config/sparc/freebsd.h,
2120 config/sparc/sol2.h, config/sparc/rtemself.h,
2121 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2122 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2123 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2124 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2125 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2126 config/m32r/linux.h, config/m32r/constraints.md,
2127 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2128 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2129 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2130 config/i386/i386.md, config/i386/netware-crt0.c,
2131 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2132 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2133 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2134 config/i386/sol2.h, config/i386/constraints.md,
2135 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2136 config/i386/predicates.md, config/i386/geode.md,
2137 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2138 config/i386/freebsd64.h, config/i386/vxworksae.h,
2139 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2140 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2141 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2142 config/i386/netware.h, config/i386/i386-modes.def,
2143 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2144 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2145 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2146 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2147 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2148 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2149 config/i386/xm-mingw32.h, config/i386/linux64.h,
2150 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2151 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2152 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2153 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2154 config/i386/cygwin2.c, config/i386/i386-protos.h,
2155 config/i386/sync.md, config/i386/openbsd.h,
2156 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2157 config/i386/nto.h, config/i386/biarch64.h,
2158 config/i386/i386-coff.h, config/i386/freebsd.h,
2159 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2160 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2161 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2162 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2163 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2164 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2165 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2166 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2167 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2168 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2169 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2170 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2171 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2172 config/sh/superh64.h, config/sh/rtemself.h,
2173 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2174 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2175 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2176 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2177 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2178 config/avr/predicates.md, config/avr/constraints.md,
2179 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2180 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2181 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2182 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2183 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2184 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2185 config/c4x/predicates.md, config/c4x/c4x.h,
2186 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2187 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2188 config/xtensa/linux.h, config/xtensa/xtensa.h,
2189 config/xtensa/elf.h, config/xtensa/xtensa.md,
2190 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2191 config/xtensa/xtensa-protos.h, config/dbx.h,
2192 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2193 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2194 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2195 config/host-solaris.c, config/fr30/fr30.h,
2196 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2197 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2198 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2199 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2200 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2201 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2202 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2203 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2204 config/cris/predicates.md, config/cris/linux.h,
2205 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2206 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2207 config/cris/aout.opt, config/cris/cris-protos.h,
2208 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2209 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2210 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2211 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2212 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2213 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2214 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2215 config/chorus.h, config/mn10300/mn10300.c,
2216 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2217 config/mn10300/mn10300.h, config/mn10300/linux.h,
2218 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2219 config/mn10300/mn10300.md, config/ia64/predicates.md,
2220 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2221 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2222 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2223 config/ia64/freebsd.h, config/ia64/ia64.md,
2224 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2225 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2226 config/gofast.h, config/rtems.h, config/sol2-10.h,
2227 config/m68k/predicates.md, config/m68k/m68k.md,
2228 config/m68k/linux.h, config/m68k/m68k-modes.def,
2229 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2230 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2231 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2232 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2233 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2234 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2235 config/m68k/constraints.md, config/m68k/rtemself.h,
2236 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2237 config/m68k/uclinux.h, config/rs6000/power4.md,
2238 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2239 config/rs6000/linux.h, config/rs6000/eabi.h,
2240 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2241 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2242 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2243 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2244 config/rs6000/windiss.h, config/rs6000/603.md,
2245 config/rs6000/aix41.h, config/rs6000/cell.md,
2246 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2247 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2248 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2249 config/rs6000/default64.h, config/rs6000/7xx.md,
2250 config/rs6000/darwin.opt, config/rs6000/spe.md,
2251 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2252 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2253 config/rs6000/7450.md, config/rs6000/linux64.h,
2254 config/rs6000/constraints.md, config/rs6000/440.md,
2255 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2256 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2257 config/rs6000/rs6000.h, config/rs6000/power6.md,
2258 config/rs6000/predicates.md, config/rs6000/altivec.md,
2259 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2260 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2261 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2262 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2263 config/rs6000/linux64.opt, config/rs6000/sync.md,
2264 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2265 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2266 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2267 config/rs6000/eabispe.h, config/rs6000/e500.h,
2268 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2269 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2270 config/rs6000/aix.h, config/rs6000/vxworks.h,
2271 config/rs6000/40x.md, config/rs6000/aix51.h,
2272 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2273 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2274 config/arc/arc.h, config/mcore/mcore-elf.h,
2275 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2276 config/mcore/mcore.md, config/mcore/mcore.c,
2277 config/mcore/mcore.opt, config/mcore/mcore.h,
2278 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2279 config/score/predicates.md, config/score/score-version.h,
2280 config/score/score-protos.h, config/score/misc.md,
2281 config/score/elf.h, config/score/score.c, config/score/mac.md,
2282 config/score/score7.md, config/score/score.h,
2283 config/score/score-conv.h, config/score/score-mdaux.c,
2284 config/score/score.md, config/score/score.opt,
2285 config/score/score-modes.def, config/score/score-mdaux.h,
2286 config/score/mul-div.S, config/arm/uclinux-elf.h,
2287 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2288 config/arm/symbian.h, config/arm/linux-elf.h,
2289 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2290 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2291 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2292 config/arm/strongarm-pe.h, config/arm/arm.h,
2293 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2294 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2295 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2296 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2297 config/arm/arm-cores.def, config/arm/arm-protos.h,
2298 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2299 config/arm/wince-pe.h, config/arm/neon.md,
2300 config/arm/constraints.md, config/arm/neon.ml,
2301 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2302 config/arm/arm.opt, config/arm/arm926ejs.md,
2303 config/arm/predicates.md, config/arm/iwmmxt.md,
2304 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2305 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2306 config/arm/neon-testgen.ml, config/arm/arm.md,
2307 config/arm/xscale-coff.h, config/arm/pe.c,
2308 config/arm/arm-generic.md, config/arm/pe.h,
2309 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2310 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2311 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2312 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2313 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2314 config/pa/predicates.md, config/pa/pa64-hpux.h,
2315 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2316 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2317 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2318 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2319 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2320 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2321 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2322 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2323 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2324 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2325 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2326 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2327 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2328 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2329 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2330 config/mips/linux64.h, config/mips/elforion.h,
2331 config/mips/constraints.md, config/mips/generic.md,
2332 config/mips/predicates.md, config/mips/4300.md,
2333 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2334 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2335 config/mips/5k.md, config/mips/vr4120-div.S,
2336 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2337 config/mips/mips-protos.h, config/mips/6000.md,
2338 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2339 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2340 config/mips/mips-modes.def, config/mips/vr.h,
2341 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2342 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2343 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2344 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2345 config/vax/openbsd1.h, config/vax/netbsd.h,
2346 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2347 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2348 config/h8300/rtems.h, config/h8300/predicates.md,
2349 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2350 config/h8300/h8300.md, config/h8300/h8300.opt,
2351 config/h8300/coff.h, config/h8300/h8300-protos.h,
2352 config/v850/v850.md, config/v850/predicates.md,
2353 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2354 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2355 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2356 config/mmix/mmix.h, config/mmix/predicates.md,
2357 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2358 config/mmix/mmix.c, config/mmix/mmix.opt,
2359 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2360 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2361 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2362 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2365 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2367 * emit-rtl.c (reset_used_decls): Rename to...
2368 (set_used_decls): ...this. Set the used flag rather than clearing it.
2369 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2370 DECL_RTLs rather than resetting them.
2372 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2374 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2376 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2378 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2379 argument to find_reloads_address.
2381 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2383 PR tree-optimization/32919
2384 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2385 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2386 (coalesce_ssa_name): Call it.
2388 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2389 David Ung <davidu@mips.com>
2391 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2392 (__mips16_unorddf2, __mips16_floatunsidf): New.
2393 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2395 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2397 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2399 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2400 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2401 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2402 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2403 * omp-low.c (get_ws_args_for, determine_parallel_type,
2404 expand_omp_for_generic, expand_omp_for_static_nochunk,
2405 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2406 Work with more precise CFG.
2407 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2408 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2410 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2411 * gimple-low.c (lower_stmt): Ditto.
2412 * tree-inline.c (estimate_num_insns_1): Ditto.
2413 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2414 (OMP_SECTIONS_SWITCH): New.
2415 * tree-cfgcleanup.c (cleanup_omp_return): New.
2416 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2417 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2418 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2419 (tree_redirect_edge_and_branch): Handle omp constructs.
2421 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2422 with three arguments.
2424 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2426 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2429 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2431 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2432 the loop structures may need fixing.
2433 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2435 (cleanup_tree_cfg_loop): Removed.
2436 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2437 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2438 instead of running cleanup_tree_cfg_loop.
2439 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2440 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2441 (tree_predictive_commoning): Declaration changed.
2442 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2444 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2446 * doc/invoke.texi (l1-cache-size): Update documentation.
2447 (l2-cache-size): Document.
2448 * params.h (L2_CACHE_SIZE): New macro.
2449 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2450 that L1_CACHE_SIZE is in kB now.
2451 (L2_CACHE_SIZE_BYTES): New macro.
2452 (tree_ssa_prefetch_arrays): Show size in kB.
2453 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2454 and l2_cache_size fields.
2455 * config/i386/driver-i386.c (describe_cache): Detect cache size
2457 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2458 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2459 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2460 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2461 (override_options): Set l1-cache-size and l2-cache-size to default
2462 values if not specified otherwise.
2463 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2464 (PARAM_L2_CACHE_SIZE): New.
2466 2007-08-01 Nigel Stephens <nigel@mips.com>
2467 David Ung <davidu@mips.com>
2468 Thiemo Seufer <ths@mips.com>
2469 Chris Dearman <chris@mips.com>
2470 Richard Sandiford <richard@codesourcery.com>
2472 * config.gcc (mips*-sde-elf*): New stanza.
2473 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2474 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2475 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2476 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2477 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2478 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2480 * config/mips/sde.h: New file.
2481 * config/mips/t-libgcc-mips16: Likewise.
2482 * config/mips/t-sde: Likewise.
2483 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2484 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2485 _MIPS_FPSET and _MIPS_SZINT.
2486 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2487 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2488 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2489 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2490 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2491 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2492 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2493 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2494 _MIPS_SZPTR and _MIPS_FPSET.
2495 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2496 architecture is specified.
2497 (MIPS_32BIT_OPTION_SPEC): New macro.
2499 2007-07-31 Dan Hipschman <dsh@google.com>
2501 * gcc.c (end_going_arg): New function.
2502 (do_spec_2): Use it.
2503 (do_spec_1): Use it.
2505 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2507 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2508 only if ENABLE_CHECKING is defined.
2510 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2512 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2513 df_ru_add_problem, df_ru_get_bb_info): Removed.
2514 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2515 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2516 df_ru_free_bb_info, df_ru_alloc,
2517 df_ru_bb_local_compute_process_def,
2518 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2519 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2520 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2521 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2522 df_ru_add_problem): Removed.
2524 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2527 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2528 (casesi32p, casesi64p): Likewise.
2529 (casesi): Adjust for above.
2531 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2533 * mode-switching.c (create_pre_exit): Don't search past calls.
2535 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2537 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2539 2007-07-31 Revital Eres <eres@il.ibm.com>
2541 * ddg.c (add_deps_for_def): Rename to...
2542 (add_cross_iteration_register_deps): This. Change implementation
2543 to use only reaching def and def-use chains to construct the
2544 inter loop dependencies.
2545 (add_deps_for_use): Remove function.
2546 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2547 function to build the inter loop dependencies.
2548 * modulo-sched.c (sms_schedule): Build only
2549 reaching def and def-use chains for the propose of the ddg
2552 2007-07-31 Julian Brown <julian@codesourcery.com>
2554 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2555 New define_insns. Use correct RTL.
2556 (vec_set<mode>): Write as expander.
2558 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2560 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2561 to an unallocated space.
2563 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2566 (split_constant_offset): Enable split_constant_offset to extract
2567 constants from other statements.
2568 * tree-vect-transform.c
2569 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2570 to a temp var. Force base_offset to be simple.
2572 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2574 * df-scan.c (df_scan_verify): Remove artificial limit on
2575 the number of blocks for verification.
2576 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2577 df_simulate_defs): Avoid unnecessary insn checking for defs.
2579 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2581 * config/m68k/lb1sf68.asm (FUNC): New macro.
2583 (__udivsi3): Likewise.
2584 (__divsi3): Likewise.
2585 (__umodsi3): Likewise.
2586 (__modsi3): Likewise.
2587 (__subdf3): Likewise.
2588 (__adddf3): Likewise.
2589 (__muldf3): Likewise.
2590 (__divdf3): Likewise.
2591 (__negdf2): Likewise.
2592 (__cmpdf2): Likewise.
2593 (__subsf3): Likewise.
2594 (__addsf3): Likewise.
2595 (__mulsf3): Likewise.
2596 (__divsf3): Likewise.
2597 (__negsf2): Likewise.
2598 (__cmpsf2): Likewise.
2599 (__eqdf2): Likewise.
2600 (__nedf2): Likewise.
2601 (__gtdf2): Likewise.
2602 (__gedf2): Likewise.
2603 (__ltdf2): Likewise.
2604 (__ledf2): Likewise.
2605 (__eqsf2): Likewise.
2606 (__nesf2): Likewise.
2607 (__gtsf2): Likewise.
2608 (__gesf2): Likewise.
2609 (__ltsf2): Likewise.
2610 (__lesf2): Likewise.
2612 2007-07-30 Ollie Wild <aaw@google.com>
2614 * c-ppoutput.c (print_lines_directives_only): New function.
2615 (scan_translation_unit_directives_only): New function.
2616 (preprocess_file): Add call to scan_translation_unit_directives_only.
2617 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2618 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2619 -fdirectives-only. Add errors for -fdirectives-only conflict with
2620 -Wunused-macros and -traditional.
2621 (finish_options): Add builtin macro initialization for
2622 -fdirectives-only + -fpreprocessed.
2623 * c.opt (fdirectives-only): New.
2624 * doc/cppopts.texi (fdirectives-only): New.
2626 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2628 * alias.c (record_set, memory_modified_1): Constify.
2629 * bt-load.c (note_btr_set): Likewise.
2630 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2631 * combine.c (set_nonzero_bits_and_sign_copies,
2632 expand_field_assignment, record_dead_and_set_regs_1,
2633 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2634 likely_spilled_retval_1): Likewise.
2635 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2636 frv_io_handle_set): Likewise.
2637 * config/mips/mips.c (mips_sim_record_set,
2638 vr4130_true_reg_dependence_p_1): Likewise.
2639 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2640 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2641 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2642 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2643 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2644 * ddg.c (mark_mem_store): Likewise.
2645 * df-problems.c (df_urec_mark_reg_change): Likewise.
2646 * function.c (update_epilogue_consts): Likewise.
2647 * gcse.c (record_set_info, record_last_set_info,
2648 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2649 reg_clear_last_set): Likewise.
2650 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2652 * jump.c (reversed_comparison_code_parts): Likewise.
2653 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2654 reg_is_set): Likewise.
2655 * loop-iv.c (mark_altered): Likewise.
2656 * mode-switching.c (reg_becomes_live): Likewise.
2657 * optabs.c (no_conflict_move_test): Likewise.
2658 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2660 * postreload.c (reload_combine_note_store, move2add_note_store):
2662 * regmove.c (flags_set_1): Likewise.
2663 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2665 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2667 * resource.c (update_live_status): Likewise.
2668 * rtl.h (set_of, note_stores): Likewise.
2669 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2670 note_stores, parms_set): Likewise.
2671 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2672 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2674 * var-tracking.c (count_stores, add_stores): Likewise.
2676 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2678 * alias.c (mems_in_disjoint_alias_sets_p,
2679 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2680 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2681 write_dependence_p, mems_in_disjoint_alias_sets_p,
2682 read_dependence, true_dependence, canon_true_dependence,
2683 anti_dependence, output_dependence): Constify.
2684 * combine.c (extended_count): Likewise.
2685 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2686 * cselib.c (get_value_hash, references_value_p,
2687 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2688 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2689 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2690 * function.c (contains, prologue_epilogue_contains,
2691 sibcall_epilogue_contains): Likewise.
2692 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2693 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2694 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2695 reg_or_subregno): Likewise.
2696 * recog.c (asm_noperands): Likewise.
2697 * reload1.c (function_invariant_p): Likewise.
2698 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2699 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2700 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2701 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2702 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2703 extended_count, prologue_epilogue_contains,
2704 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2705 canon_true_dependence, read_dependence, anti_dependence,
2706 output_dependence): Likewise.
2707 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2709 2007-07-30 Julian Brown <julian@codesourcery.com>
2711 * config/arm/neon.md (V_ext): New mode attribute.
2712 (neon_vget_lane<mode>): Replace with define_expand.
2713 (neon_vget_lane<mode>_sext_internal)
2714 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2715 and quad precision vectors.
2716 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2717 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2718 have typeless 32-bit result.
2720 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2723 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2725 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2726 use sizetype for rest.
2727 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2728 (aff_combination_convert): Don't convert rest for pointer types.
2730 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2732 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2734 * tree-ssa-alias.c: Add alloc-pool.h.
2735 (init_alias_info): Free alias_bitmap_obstack.
2736 (delete_alias_info): Call delete_mem_ref_stats.
2737 (get_mem_sym_stats_for): Use alloc_pool.
2738 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2739 (delete_mem_sym_stats): Removed.
2741 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2743 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2744 functions cannot be represented as classical distance vectors.
2746 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2748 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2749 * builtins.c (validate_arg, builtin_mathfn_code,
2750 validate_arglist): Likewise.
2751 * calls.c (call_expr_flags): Likewise.
2752 * combine.c (reg_nonzero_bits_for_combine,
2753 reg_num_sign_bit_copies_for_combine, get_last_value,
2754 reg_truncated_to_mode): Likewise.
2755 * emit-rtl.c (subreg_lowpart_p): Likewise.
2756 * expr.c (highest_pow2_factor_for_target,
2757 categorize_ctor_elements_1, categorize_ctor_elements,
2758 count_type_elements, contains_packed_reference,
2759 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2760 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2761 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2762 native_encode_int, native_encode_real, native_encode_complex,
2763 native_encode_vector, native_encode_expr, native_interpret_int,
2764 native_interpret_real, native_interpret_complex,
2765 native_interpret_vector, native_interpret_expr): Likewise.
2766 * function.c (use_register_for_decl): Likewise.
2767 * gimplify.c (get_name): Likewise.
2768 * langhooks-def.h (lhd_return_null_const_tree): New.
2769 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2770 * langhooks.c (lhd_return_null_const_tree): New.
2771 * langhooks.h (lang_get_callee_fndecl): Constify.
2772 * output.h (constructor_static_from_elts_p): Likewise.
2773 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2774 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2775 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2776 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2777 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2778 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2779 * rtlhooks-def.h (reg_nonzero_bits_general,
2780 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2782 * rtlhooks.c (reg_num_sign_bit_copies_general,
2783 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2785 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2786 * stor-layout.c (mode_for_size_tree): Likewise.
2787 * tree-ssa-loop-im.c (memref_eq): Likewise.
2788 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2789 * tree.c (contains_placeholder_p, type_list_equal,
2790 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2792 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2793 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2794 contains_placeholder_p, contains_packed_reference,
2795 get_callee_fndecl, operand_equal_for_phi_arg_p,
2796 warn_if_unused_value, is_body_block, native_encode_expr,
2797 native_interpret_expr, fold_convertible_p, operand_equal_p,
2798 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2799 validate_arglist, simple_cst_equal, type_list_equal,
2800 use_register_for_decl, call_expr_flags, get_name,
2801 highest_pow2_factor): Likewise.
2802 (const_call_expr_arg_iterator_d,
2803 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2804 first_const_call_expr_arg, more_const_call_expr_args_p,
2805 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2806 * varasm.c (constructor_static_from_elts_p): Constify.
2808 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2810 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2811 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2812 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2813 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2814 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2815 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2816 spelling conventions.
2817 * doc/invoke.texi: Follow spelling conventions.
2819 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2820 Revital Eres <eres@il.ibm.com>
2822 * modulo-sched.c (sms_schedule): Avoid loops which includes
2823 auto-increment instructions.
2825 2007-07-28 Richard Guenther <rguenther@suse.de>
2828 * fold-const.c (fold_cond_expr_with_comparison): Convert
2829 operand zero of MIN/MAX_EXPR to correct type.
2831 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2834 flags_from_decl_or_type): Constify.
2835 * gcc.c (do_spec_1): Likewise.
2836 * print-tree.c (dump_addr, print_node_brief): Likewise.
2837 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2838 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2839 tree_purge_all_dead_eh_edges): Likewise.
2840 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2841 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2843 * tree.c (expr_location, expr_has_location, expr_locus,
2844 expr_filename, expr_lineno, get_inner_array_type,
2845 fields_compatible_p): Likewise.
2846 * tree.h (get_inner_array_type, fields_compatible_p,
2847 expr_location, expr_has_location, expr_locus, expr_filename,
2848 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2849 setjmp_call_p, alloca_call_p): Likewise.
2851 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2853 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2854 TV_FLOW_INSENSITIVE.
2856 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2858 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2859 (compute_flow_insensitive_aliasing): Ditto for
2860 TV_FLOW_INSENSITIVE.
2862 2007-07-27 Jan Hubicka <jh@suse.cz>
2864 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2867 * attribs.c: Include hashtab.h
2868 (attribute_hash): New.
2869 (substring): New structure.
2870 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2872 (init_attributes): Initialize attribute hash.
2873 (decl_attributes): Use attribute hash.
2874 * Makefile.in (attribs.c): Depend on hashtab.h.
2876 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2878 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2880 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2882 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2883 __mips_dspr2 and __mips_dsp_rev macros.
2884 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2886 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2888 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2890 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2894 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2895 and the updating of the live and do_not_gen sets.
2896 (df_note_bb_compute): Added updating of live and do_not_gen sets
2897 for regular defs so that the case of clobber inside conditional
2898 call is processed correctly.
2900 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2902 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2903 operands with compatible type.
2905 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2907 * expr.h (store_bit_field): Don't return a value.
2908 * expmed.c (check_predicate_volatile_ok): New function.
2909 (store_bit_field_1): New function, extracted from store_bit_field.
2910 Take a fallback_p argument and return true if the operation succeeded.
2911 Only use store_fixed_bit_field if fallback_p. Don't recompute
2912 mode_for_extraction; use op_mode instead. Try forcing memories
2913 into registers if the insv expander fails.
2914 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2915 Don't return a value.
2916 (convert_extracted_bit_field): New function, extracted from
2918 (extract_bit_field_1): Likewise. Take a fallback_p argument
2919 and return NULL if the operation succeeded. Only use
2920 extract_fixed_bit_field if fallback_p. Only calculate one
2921 extraction mode. Combine code for extv and extzv. Try forcing
2922 memories into registers if the ext(z)v expander fails.
2923 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2925 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2927 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2929 (df_ref): Likewise. Put regno with other integer fields.
2931 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2933 * df.h (df_mw_hardreg): Remove "loc" field.
2934 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2936 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2937 split out from df_set_unused_notes_for_mw. Return false for
2938 partial references. Assert that mw_reg is a REG when returning true.
2939 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2940 (df_whole_mw_reg_dead_p): New function, split out from
2941 df_set_dead_notes_for_mw. Return false for partial references.
2942 Assert that mw_reg is a REG when returning true.
2943 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2944 Remove redundant bitmap check.
2946 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2948 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2949 ($(T)crtend.o): Likwise.
2950 ($(T)crtbeginS.o): Likwise.
2951 ($(T)crtendS.o): Likwise.
2952 ($(T)crtfastmath.o): Likwise.
2954 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2956 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2957 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2958 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2959 and x_n_bbs_in_dom_tree fields.
2961 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2963 PR tree-optimization/32087
2964 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2965 Do not call scale_bbs_frequencies_int with prob of zero.
2967 2007-07-26 Julian Brown <julian@codesourcery.com>
2969 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2970 (neon_element_bits): Add prototypes.
2971 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2972 (neon_const_bounds, neon_element_bits): New functions.
2973 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2974 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2975 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2976 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2977 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2978 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2979 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2980 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2981 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2982 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2983 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2984 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2985 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2987 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2989 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2990 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2992 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
2993 Julian Brown <julian@codesourcery.com>
2995 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
2996 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
2997 * config/arm/cortex-a8.md: New.
2998 * config/arm/cortex-a8-neon.md: New.
2999 * config/arm/neon-schedgen.ml: New.
3000 * config/arm/neon.md (vqh_mnem): New.
3002 (Is_float_mode): New.
3003 (Scalar_mul_8_16): New.
3005 (V_mode_nunits): New.
3006 (All instruction patterns): Annotate with neon_type attribute
3008 * config/arm/arm.md: Include cortex-a8.md.
3009 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3011 Annotate instruction patterns accordingly.
3012 (generic_sched): Do not use generic scheduling for Cortex-A8.
3013 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3015 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3017 * fold-const.c (fold_read_from_constant_string): Use
3019 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3021 2007-07-26 Nick Clifton <nickc@redhat.com>
3023 * tree-ssa-operands.h: Change copyright header to refer to version
3024 3 of the GNU General Public License and to point readers at the
3025 COPYING3 file and the FSF's license web page.
3026 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3027 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3028 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3029 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3030 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3031 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3032 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3033 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3034 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3035 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3036 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3037 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3038 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3039 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3040 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3041 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3042 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3043 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3044 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3045 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3046 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3047 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3048 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3049 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3050 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3051 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3052 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3053 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3054 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3055 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3056 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3057 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3058 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3059 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3060 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3061 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3062 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3063 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3064 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3065 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3066 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3067 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3068 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3069 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3070 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3071 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3072 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3073 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3074 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3075 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3076 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3077 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3078 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3079 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3080 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3081 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3082 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3083 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3084 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3085 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3086 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3087 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3088 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3089 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3090 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3091 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3092 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3093 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3094 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3095 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3096 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3097 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3098 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3099 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3100 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3101 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3102 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3103 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3104 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3105 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3106 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3107 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3108 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3109 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3110 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3111 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3112 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3113 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3114 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3115 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3116 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3117 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3118 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3119 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3120 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3121 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3122 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3123 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3124 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3125 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3126 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3127 convert.c, convert.h, langhooks-def.h, reload1.c,
3128 tree-ssa-operands.c: Likewise.
3130 2007-07-26 Jan Hubicka <jh@suse.cz>
3132 * tree-ssa-live.c: Include debug.h and flags.h.
3133 (mark_scope_block_unused): New function.
3134 (remove_unused_scope_block_p): New function.
3135 (remove_unused_locals): Remove unused blocks too.
3137 2007-07-25 Ian Lance Taylor <iant@google.com>
3139 * combine.c (combine_max_regno): Remove. Remove all uses.
3140 (struct reg_stat_struct): Rename from struct reg_stat.
3141 (reg_stat_type): Define, and declare VECs.
3142 (reg_stat): Change from pointer to VEC. Change all uses.
3143 (combine_split_insns): New static function.
3144 (try_combine, find_split_point): Call it instead of split_insns.
3146 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3148 * cfghooks.c (split_block): Fix the information about loop latch.
3150 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3152 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3154 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3156 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3157 Scan the new edge for loop exit info.
3159 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3161 * config/darwin.c: Include debug.h.
3163 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3166 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3168 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3170 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3171 (HARD_REGNO_MODE_OK): Ditto.
3172 (MODES_TIEABLE_P): Ditto.
3173 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3174 (CLASS_MAX_NREGS): Ditto.
3175 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3176 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3177 (divdf3_internal_thr): Removed.
3178 * config/ia64/div.md: New file.
3179 * config/ia64/constraints.md: Add H constraint.
3181 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3183 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3184 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3185 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3186 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3187 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3188 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3189 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3190 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3191 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3192 dump_sbitmap_file, debug_sbitmap, popcount_table,
3193 sbitmap_popcount): Constify.
3194 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3195 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3196 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3197 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3198 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3199 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3200 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3201 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3202 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3203 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3204 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3206 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3208 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3209 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3210 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3211 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3212 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3213 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3214 bitmap_intersect_p, bitmap_intersect_compl_p,
3215 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3216 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3218 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3219 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3220 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3221 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3222 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3223 debug_bitmap, debug_bitmap_file, bitmap_print,
3224 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3225 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3227 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3229 * config/darwin.c (darwin_override_options): Additional fix for
3230 debug info formats that don't support var tracking.
3232 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3234 * cselib.c (entry_and_rtx_equal_p): Constify.
3235 * gengtype.c (output_mangled_typename, write_types, write_local):
3237 * gengtype.h (const_type_p): New.
3238 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3240 * tlink.c (scan_linker_output): De-constify.
3241 * tree-ssa-loop-im.c (memref_eq): Constify.
3242 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3243 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3245 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3247 * c-common.c (fname_as_string, c_type_hash): Constify.
3248 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3249 * cgraph.c (edge_hash, edge_eq): Likewise.
3250 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3251 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3252 reg_attrs_htab_eq): Likewise.
3253 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3255 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3256 const_decl_t, const_state_t, const_automata_list_el_t): New.
3257 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3258 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3259 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3260 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3261 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3262 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3263 compare_max_occ_cycle_nums, out_state_arcs_num,
3264 compare_transition_els_num, units_cmp, state_reservs_cmp):
3266 * genmodes.c (cmp_modes): Likewise.
3267 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3268 * gimplify.c (compare_case_labels): Likewise.
3269 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3270 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3271 * matrix-reorg.c (mtt_info_hash): Likewise.
3272 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3273 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3274 (htab_hash_bucket, htab_hash_elem): Constify.
3275 * tree-browser.c (TB_parent_eq): Likewise.
3276 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3277 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3278 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3279 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3281 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3282 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3283 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3284 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3285 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3287 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3288 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3289 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3290 * tree-ssa-threadupdate.c (redirection_data_hash,
3291 redirection_data_eq): Likewise.
3292 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3293 * tree-ssa.c (var_ann_eq): Likewise.
3294 * tree-vrp.c (compare_case_labels): Likewise.
3295 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3296 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3297 tree_not_check_failed, tree_class_check_failed,
3298 tree_range_check_failed, tree_not_class_check_failed,
3299 omp_clause_check_failed, omp_clause_range_check_failed,
3300 tree_contains_struct_check_failed, tree_operand_check_failed):
3302 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3303 tree_not_check_failed, tree_class_check_failed,
3304 tree_range_check_failed, tree_not_class_check_failed,
3305 tree_operand_check_failed, omp_clause_operand_check_failed,
3306 tree_operand_length): Likewise.
3307 * var-tracking.c (const_variable): New.
3308 (variable_htab_hash, variable_htab_eq): Constify.
3309 * varasm.c (const_desc_hash): Likewise.
3311 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3313 * expr.c (handled_component_p): Constify.
3314 * fold-const.c (fit_double_type): Likewise.
3315 * real.h (real_value_from_int_cst): Likewise.
3316 * tree-flow-inline.h (gimple_in_ssa_p,
3317 gimple_aliases_computed_p, gimple_addressable_vars,
3318 gimple_call_clobbered_vars, gimple_referenced_vars,
3319 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3320 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3321 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3322 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3323 is_label_stmt, is_global_var, phi_ssa_name_p,
3324 factoring_name_p, is_call_clobbered, tree_common_ann,
3325 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3326 unmodifiable_var_p, array_ref_contains_indirect_ref,
3327 ref_contains_array_ref, lookup_subvars_for_var,
3328 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3329 gimple_mem_ref_stats): Likewise.
3330 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3331 may_aliases, is_exec_stmt, is_label_stmt,
3332 ref_contains_array_ref, array_ref_contains_indirect_ref,
3333 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3334 unmodifiable_var_p): Likewise.
3335 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3336 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3337 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3338 cst_and_fits_in_hwi, real_value_from_int_cst,
3339 build_real_from_int_cst, integer_zerop, integer_onep,
3340 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3341 tree_floor_log2, real_zerop, real_onep, real_twop,
3342 real_minus_onep, really_constant_p, purpose_member, chain_member,
3343 list_length, fields_length, int_size_in_bytes, bit_position,
3344 int_bit_position, byte_position, int_byte_position, expr_align,
3345 array_type_nelts, tree_node_structure,
3346 type_contains_placeholder_1, iterative_hash_pointer,
3347 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3348 tree_map_base_eq, type_hash_list, type_hash_eq,
3349 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3350 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3351 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3352 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3353 int_fits_type_p, get_containing_scope, decl_function_context,
3354 decl_type_context, omp_clause_operand_check_failed,
3355 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3356 * tree.h (omp_clause_operand_check_failed, tree_size,
3357 build_real_from_int_cst, array_type_nelts, purpose_member,
3358 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3359 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3360 is_attribute_p, check_qualified_type, expr_align,
3361 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3362 int_byte_position, list_length, fields_length, initializer_zerop,
3363 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3364 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3365 tree_node_structure, handled_component_p, get_containing_scope,
3366 decl_function_context, decl_type_context, real_zerop,
3367 type_num_arguments, fit_double_type, really_constant_p,
3368 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3369 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3370 real_twop, real_minus_onep, int_cst_value): Likewise.
3372 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3374 * cfglayout.c (insn_scope, insn_line): Constify.
3375 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3376 const_double_htab_hash, const_double_htab_eq,
3377 mem_attrs_htab_hash): Likewise.
3378 * loop-iv.c (biv_eq): Likewise.
3379 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3380 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3381 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3383 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3384 error_for_asm, warning_for_asm, _fatal_insn,
3385 _fatal_insn_not_found): Likewise.
3386 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3387 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3388 rtl_check_failed_type2, rtl_check_failed_code1,
3389 rtl_check_failed_code2, rtl_check_failed_code_mode,
3390 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3391 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3392 rtl_check_failed_type2, rtl_check_failed_code1,
3393 rtl_check_failed_code2, rtl_check_failed_code_mode,
3394 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3395 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3396 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3397 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3398 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3399 rtx_unstable_p, get_integer_term, get_related_value,
3400 offset_within_block_p, reg_mentioned_p, count_occurrences,
3401 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3402 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3403 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3404 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3405 find_constant_src, find_reg_fusage, find_regno_fusage,
3406 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3407 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3408 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3409 computed_jump_p, auto_inc_p, in_expr_list_p,
3410 remove_node_from_expr_list, loc_mentioned_in_p,
3411 label_is_jump_target_p, reversed_comparison_code_parts,
3412 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3413 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3414 print_inline_rtx): Likewise.
3415 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3416 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3417 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3418 get_integer_term, get_related_value, offset_within_block_p,
3419 count_occurrences, reg_mentioned_p, no_labels_between_p,
3420 reg_used_between_p, reg_referenced_p, single_set_2,
3421 multiple_sets, set_noop_p, refers_to_regno_p,
3422 reg_overlap_mentioned_p, dead_or_set_p,
3423 covers_regno_no_parallel_p, covers_regno_p,
3424 dead_or_set_regno_p, find_reg_note, find_regno_note,
3425 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3426 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3427 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3428 side_effects_p, may_trap_p_1, may_trap_p,
3429 may_trap_after_code_motion_p, may_trap_or_fault_p,
3430 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3431 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3432 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3433 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3434 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3436 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3437 warning_for_asm): Likewise.
3438 * tree.h (print_rtl): Likewise.
3439 * varasm.c (get_pool_mode): Likewise.
3441 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3443 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3444 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3445 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3446 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3447 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3448 * ddg.c (compare_sccs): Likewise.
3449 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3450 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3451 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3452 decimal_do_fix_trunc, decimal_real_to_integer,
3453 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3454 * dse.c (const_group_info_t): New.
3455 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3456 * dwarf2out.c (const_dw_die_ref): New.
3457 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3458 * tree-browser.c (TB_parent_eq): Likewise.
3459 * unwind-dw2-fde.c (__register_frame_info_bases,
3460 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3461 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3463 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3464 * unwind-dw2.c (uw_frame_state_for): Likewise.
3465 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3466 * value-prof.h (const_histogram_value): New.
3468 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3470 * config/mips/mips.c (machine_function): Add
3471 initialized_mips16_gp_pseudo_p.
3472 (mips16_gp_pseudo_reg): Do not emit the initialization of
3473 mips16_gp_pseudo_rtx when being called from the gimple cost-
3474 calculation routines; emit it on the first use outside those
3477 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3479 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3482 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3483 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3484 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3485 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3486 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3487 Preserve const-ness of parameters through use of __typeof(),
3488 also constify and tidy.
3490 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3491 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3492 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3493 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3494 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3495 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3496 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3497 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3498 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3500 2007-07-25 Julian Brown <julian@codesourcery.com>
3501 Mark Shinwell <shinwell@codesourcery.com>
3503 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3504 (alpha_mangle_type): This.
3505 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3506 (TARGET_MANGLE_TYPE): Define this instead.
3507 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3508 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3509 (arm_init_neon_builtins): Fix comment.
3510 (arm_mangle_map_entry): New.
3511 (arm_mangle_map): New.
3512 (arm_mangle_type): New.
3513 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3514 (ix86_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/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3519 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3520 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3521 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3522 (TARGET_MANGLE_TYPE): Define this instead.
3523 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3525 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3526 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3527 (TARGET_MANGLE_TYPE): Define this instead.
3528 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3529 (s390_mangle_type): This.
3530 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3531 (TARGET_MANGLE_TYPE): Define this instead.
3532 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3533 (sparc_mangle_type): This.
3534 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3535 (TARGET_MANGLE_TYPE): Define this instead.
3536 * cp/mangle.c (write_type): Call mangle_type target hook on all
3537 types before mangling. Use original type, not main variant, as
3539 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3540 (TARGET_MANGLE_TYPE): This.
3541 * target.h (gcc_target): Rename mangle_fundamental_type to
3543 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3544 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3546 2007-07-25 Julian Brown <julian@codesourcery.com>
3547 Paul Brook <paul@codesourcery.com>
3548 Joseph Myers <joseph@codesourcery.com>
3549 Mark Shinwell <shinwell@codesourcery.com>
3551 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3552 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3553 (with_fpu): Allow --with-fpu=neon.
3554 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3555 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3556 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3557 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3558 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3559 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3560 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3561 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3562 (output_move_neon): Add prototypes.
3563 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3564 (all_fpus): Add FPUTYPE_NEON.
3565 (fp_model_for_fpu): Add NEON field.
3566 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3567 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3569 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3571 (thumb2_legitimate_address_p): Likewise.
3572 (neon_valid_immediate): Recognize and prepare constants suitable for
3574 (neon_immediate_valid_for_move): New function. Recognize and prepare
3575 immediates for NEON move instructions.
3576 (neon_immediate_valid_for_logic): New function. Recognize and
3577 prepare immediates for NEON logic instructions.
3578 (neon_output_logic_immediate): New function. Create asm string
3579 suitable for outputting immediate logic instructions.
3580 (neon_pairwise_reduce): New function. Implement reduction using
3581 pairwise operations.
3582 (neon_expand_vector_init): New function. Expand a (possibly
3583 non-constant) vector initialization.
3584 (neon_vector_mem_operand): New function. Memory operands supported
3585 for quad-word loads/stores to/from ARM or NEON registers. Don't
3586 allow base+offset addressing for core regs.
3587 (neon_struct_mem_operand): New function. Valid mems for NEON
3589 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3590 from neon_vector_mem_operand addresses without a secondary register.
3591 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3592 (add_minipool_backward_ref): Likewise.
3593 (dump_minipool): Likewise.
3594 (push_minipool_fix): Likewise.
3595 (output_move_quad): New function. Output quad-word moves, loads and
3596 stores using ARM registers.
3597 (output_move_vfp): Add support for vectors in VFP (NEON) D
3599 (output_move_neon): Output a NEON load/store to/from a quadword
3601 (arm_print_operand): Implement new codes:
3602 - 'c' for unadorned integers (without a # sign).
3603 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3605 - 'e', 'f' for the low and high D parts of a NEON Q register.
3606 - 'q' outputs a NEON Q register.
3607 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3608 - 'T' prints NEON opcode features from a coded bitmask.
3609 - 'F' is similar to T, but signed/unsigned codes both print as
3611 - 't' is similar to T, but 'u' is printed instead of 'p'.
3612 - 'O' prints 'r' if NEON instruction should perform rounding (as
3613 specified by bitmask), else prints nothing.
3614 - '#' is a punctuation character to stop operand numbers from
3615 running together with following digits in the assembler
3616 strings for instructions (when using mode attributes).
3617 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3618 constant vectors in big-endian mode, where necessary.
3619 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3620 Handle EI, OI, CI, XI modes.
3621 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3622 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3623 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3624 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3625 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3627 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3628 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3629 to turn v8qi, etc. into bits defined above.
3630 (neon_itype): New enumeration. Classifications of NEON builtins.
3631 (neon_builtin_datum): Define struct. Contains information about
3632 a single builtin (with multiple modes).
3633 (CF): Define helper macro for...
3634 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3636 (neon_builtin_data): New array. Define information about builtins
3637 for use during initialization/expansion.
3638 (arm_init_neon_builtins): New function.
3639 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3641 (neon_builtin_compare): New function.
3642 (locate_neon_builtin_icode): New function. Find an insn code for a
3643 builtin given a function code for that builtin. Also return type of
3644 builtin (NEON_BINOP, NEON_UNOP etc.).
3645 (builtin_arg): New enumeration. Types of arguments for builtins.
3646 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3647 Takes a variable argument list of builtin_arg types, terminated by
3649 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3650 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3651 (neon_emit_pair_result_insn): New function. Support returning pairs
3652 of vectors via a pointer.
3653 (neon_disambiguate_copy): New function. Set up operands for a
3654 multi-word copy such that registers do not get clobbered.
3655 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3656 ARM_BUILTIN_NEON_BASE.
3657 (arm_file_start): Set float-abi attribute for NEON.
3658 (arm_vector_mode_supported_p): Enable NEON vector modes.
3659 (arm_mangle_map_entry): New.
3660 (arm_mangle_map): New.
3661 (arm_mangle_vector_type): New.
3662 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3664 (TARGET_NEON): New macro. Target supports NEON.
3665 (fputype): Add FPUTYPE_NEON.
3666 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3667 for vectorization based on command-line arg.
3668 (NEON_REGNO_OK_FOR_NREGS): Define.
3669 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3670 (VALID_NEON_STRUCT_MODE): Define.
3671 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3672 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3673 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3674 (consttable_16): Add pattern for outputting 16-byte minipool
3676 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3678 (vec-common.md, neon.md): Include md files.
3679 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3680 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3681 (memory_constraint "Ut", "Un", "Us"): Define.
3682 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3683 (MMX_char): New mode attribute.
3684 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3685 (*add<mode>3_iwmmxt): New insn pattern.
3686 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3687 (*sub<mode>3_iwmmxt): New insn pattern.
3688 (mulv4hi3): Rename to...
3689 (*mulv4hi3_iwmmxt): This.
3690 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3691 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3692 (uminv4hi3, uminv2si3): Remove. Replace with...
3693 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3694 (*umin<mode>3_iwmmxt): These.
3695 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3696 (ashr<mode>3_iwmmxt): This new pattern.
3697 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3698 (lshr<mode>3_iwmmxt): This new pattern.
3699 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3700 (ashl<mode>3_iwmmxt): This new pattern.
3701 * config/arm/neon-docgen.ml: New file. Generate documentation for
3703 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3704 * config/arm/arm_neon.h: New (autogenerated).
3705 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3707 * config/arm/neon.md: New file. Define NEON instructions.
3708 * config/arm/neon.ml: New file. Abstract description of NEON
3709 instructions, used to generate arm_neon.h header, documentation and
3711 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3712 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3714 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3716 (ARM NEON Intrinsics): New subsection.
3717 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3719 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3721 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3724 2007-07-24 Jan Hubicka <jh@suse.cz>
3726 * regclass.c (move_table): New type.
3727 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3728 (init_move_cost): Break out from ...
3729 (init_reg_sets_1): ... here; simplify computation of
3730 have_regs-of_mode and contains_reg_of_mode.
3731 (record_reg_classes): Unswitch internal loops.
3732 (copy_cost): Trigger lazy initialization of move cost
3733 (record_address_regs): Likewise.
3735 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3737 * config/darwin.c (darwin_override_options): Don't force on
3738 flag_var_tracking_uninit when no debug info is requested.
3740 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3742 * cfgloop.c (init_loops_structure): New function.
3743 (flow_loops_find): Create root of the loop tree unconditionally.
3745 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3747 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3749 2007-07-24 Jan Hubicka <jh@suse.cz>
3751 * caller-save.c: Include ggc.h, gt-caller-save.h
3752 (reg_save_code, reg_restore_code): Rename to ...
3753 (cached_reg_save_code, cached_reg_restore_code): ... those.
3754 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3755 (reg_save_code, reg_restore_code): New functions.
3756 (init_caller_save): Do not intialize
3757 reg_save_code/reg_restore_code tables.
3758 * Makefile.in: (gt-caller-save.h): New.
3760 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3762 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3763 with the mode of the original operand instead of
3766 2007-07-23 Jan Hubicka <jH@suse.cz>
3768 * i386.c (ix86_secondary_memory_needed): Break out to...
3769 (inline_secondary_memory_needed): ... here.
3770 (ix86_memory_move_cost): Break out to ...
3771 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3772 maximum of input and output; fix handling of Q_REGS on 64bit.
3773 (ix86_secondary_memory_needed): Microoptimize.
3775 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3777 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3778 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3779 stmts_from_loop, known_dependences_p, build_rdg): New.
3780 * tree-data-ref.h: Depends on graphds.h.
3781 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3782 (build_rdg): Declared.
3783 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3785 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3787 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3790 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3791 Jakub Jelinek <jakub@redhat.com>
3793 PR middle-end/PR28690
3794 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3795 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3796 and MEM_POINTER operands over REG and MEM operands.
3797 (swap_commutative_operands_p): Change return value to bool.
3798 * rtl.h: Update the corresponding prototype.
3799 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3800 instead of gen_rtx_PLUS.
3801 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3802 value to bool. Change function arguments to rtx's and update code
3804 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3805 calls to match the new declaration.
3806 * simplify-rtx.c (simplify_associative_operation): Don't
3807 reorder simplify_binary_operation arguments.
3809 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3811 * config/mips/mips.c (override_options): Use mips_costs to derive
3812 the default branch cost.
3813 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3815 * config/mips/mips.opt (mbranch-cost=): New option.
3816 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3818 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3820 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3821 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3822 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3823 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3825 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3827 * config/mips/constraints.md (ks): New constraint.
3828 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3829 (*add<mode>3_mips16): ...here.
3831 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3833 * optabs.h (enum optab_index): Add new OTI_signbit.
3834 (signbit_optab): Define corresponding macro.
3835 (enum insn_code signbit_optab[]): Remove array.
3836 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3837 (expand_copysign_absneg): If back end provides signbit insn, use it
3838 instead of bit operations on floating point argument.
3839 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3840 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3841 availability of signbit insn.
3843 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3844 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3845 SSE mode is not active.
3846 (isinf<mode>2): Disable for mfpmath=sse,387.
3848 2007-07-22 Ben Elliston <bje@au.ibm.com>
3850 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3852 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3854 2007-07-20 Richard Guenther <rguenther@suse.de>
3856 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3857 integral typed condition.
3858 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3859 booleanness. Only preserve conversions from a non-base
3860 type to a base type, not in general between types with
3861 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3862 * tree.def (COND_EXPR): Document that the condition
3863 can be of any integral type.
3865 2007-07-20 Nigel Stephens <nigel@mips.com>
3866 Richard Sandiford <richard@codesourcery.com>
3868 * config/mips/mips.h (mips_dwarf_regno): Declare.
3869 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3870 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3871 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3872 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3873 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3874 (REG_CLASS_NAMES): Update accordingly.
3875 * config/mips/mips.c (mips_dwarf_regno): New array.
3876 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3877 (mips_subword): Remove special handling for accumulator registers.
3878 (override_options): Initiailize mips_dwarf_regno. Remove use
3880 (mips_swap_registers): New function.
3881 (mips_conditional_register_usage): Swap accumulator registers
3882 around if TARGET_LITTLE_ENDIAN.
3883 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3884 * config/mips/constraints.md (h, l): Use the endianness to choose
3885 between MD0_REG and MD1_REG.
3886 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3887 alternative-dependent template.
3889 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3891 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3894 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3896 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3897 predecessor fallthru flags.
3899 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3901 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3902 of compare to the same type.
3903 * cfgloopmanip.c (add_loop): Update information about loop exits.
3904 (loop_version): Remove the innermost loop requirement.
3905 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3906 to sizetype for pointers.
3908 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3910 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3911 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3912 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3914 * config/dfp-bit.c: Empty for TFmode conversions.
3916 2007-07-18 Caroline Tice <ctice@apple.com>
3918 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3919 and handle them correctly; check that src is not NULL before
3921 (find_src_set_src): Likewise.
3923 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3925 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3926 (struct alignment_context, init_alignment_context): New.
3927 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3928 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3929 (XCHAL_HAVE_S32C1I): Likewise.
3930 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3931 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3932 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3933 (ATOMIC, HQI): New macros.
3934 (memory_barrier, *memory_barrier): New.
3935 (sync_lock_releasesi): New.
3936 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3937 (sync_lock_test_and_set<mode>): New.
3938 (sync_<atomic><mode>): New.
3939 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3940 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3941 (xtensa_expand_atomic): New.
3943 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3947 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3948 transformation for builtin ISNORMAL.
3949 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3950 * builtins.def (BUILT_IN_ISNORMAL): New.
3951 * doc/extend.texi: Document isnormal.
3953 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3957 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3958 optabs infrastructure. Provide generic implementation for
3960 (expand_builtin): Handle FINITE/ISFINITE.
3961 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3962 (fold_builtin_1): Likewise.
3964 * builtins.def (BUILT_IN_ISFINITE): New.
3966 * doc/extend.texi: Document isfinite.
3968 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3973 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3974 generic fallback for isinf.
3975 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3976 calculation code ...
3977 * real.c (get_max_float): ... to here.
3978 * real.h (get_max_float): New.
3980 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3984 * builtin-attrs.def (ATTR_TYPEGENERIC,
3985 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3987 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3988 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3989 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3990 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3992 * c-common.c (handle_type_generic_attribute): New.
3993 (c_common_attribute_table): Add "type generic".
3995 * c-typeck.c (convert_arguments): Handle "type generic" functions.
3997 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
3999 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4000 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4003 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4006 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4007 checking that the operand is an expression.
4009 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4010 Danny Smith <dannysmith@users.sourceforge.net>
4013 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4014 file mapping object in local namespace if Windows version later
4017 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4019 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4020 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4021 arm_cannot_force_const_mem.
4022 (arm_cannot_force_const_mem): New function.
4023 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4024 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4025 of arm_tls_referenced_p.
4026 * config/arm/arm.md (movsi): Split out-of-section constants when
4027 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4028 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4030 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4032 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4034 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4036 * config/mips/mips.md (*extendqihi2): Convert the destination
4039 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4041 * config/pa/fptr.c: Update license header.
4042 * config/pa/milli64.S: Likewise.
4044 2007-07-17 Nick Clifton <nickc@redhat.com>
4046 * COPYING_v3: New file. Contains version 3 of the GNU General
4048 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4049 Lesser General Public License.
4050 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4051 the GNU General Public License.
4053 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4055 PR rtl-optimization/32773
4056 * cfglayout.c (force_one_exit_fallthru): New function.
4057 (cfg_layout_finalize): Use it.
4059 2007-07-16 Richard Guenther <rguenther@suse.de>
4060 Uros Bizjak <ubizjak@gmail.com>
4062 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4063 before forcing it to gimple operand.
4065 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4066 David Ung <davidu@mips.com>
4068 * config/mips/mips.h (TUNE_24K): Define.
4069 (TUNE_MACC_CHAINS): Add TUNE_24K.
4070 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4072 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4073 (r74k_int_madd): .. this new reservation.
4074 (define_bypass): Fixed bypasses for r74k_int_madd to use
4076 * config/mips/24k.md (define_bypass): Define new
4077 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4079 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4080 Nigel Stephens <nigel@mips.com>
4082 * config/mips/mips.md: Include 20kc.md.
4083 * config/mips/20kc.md: New file.
4084 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4085 (mips_adjust_cost): Tweak for 20Kc.
4086 (mips_issue_rate): Likewise.
4087 * config/mips/mips.h (TUNE_20KC): Define.
4089 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4091 * config/rs6000/rs6000.c (struct processor_cost): Add
4092 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4094 (*_cost): Add cache information.
4095 (rs6000_override_options): Set cache parameters.
4097 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4100 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4101 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4103 2007-07-16 Paul Brook <paul@codesourcery.com>
4106 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4107 (cirrus_thumb2_movsi_insn): Ditto.
4109 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4111 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4114 2007-07-15 Andrew Haley <aph@redhat.com>
4116 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4117 before looking in the context.
4119 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4123 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4124 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4125 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4126 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4127 to generate .CALLINFO statement.
4128 (hppa_expand_prologue): Set rp_saved.
4129 (hppa_expand_epilogue): Use rp_saved.
4130 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4131 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4133 2007-07-14 Dirk Mueller <dmueller@suse.de>
4135 * omega.c (coalesce): Fix memory leak on early exit.
4136 * matrix-reorg.c (check_allocation_function): Likewise.
4137 * tree-vect-transform.c (vect_get_new_vect_var): free result
4139 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4140 pass pointer to edge vector
4141 (partition_hot_cold_basic_blocks): Fix memory leak.
4142 * collect2.c (prefix_from_string): Free temporary storage.
4143 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4145 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4147 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4148 (DO_GLOBAL_DTORS_BODY): Likewise.
4150 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4151 Nigel Stephens <nigel@mips.com>
4153 * config/mips/mips.c (mips_classify_symbol): Don't return
4154 SYMBOL_SMALL_DATA for constant pool addresses if
4155 TARGET_EMBEDDED_DATA is true.
4157 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4159 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4160 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4161 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4162 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4163 __builtin_ia32_storehps, __builtin_ia32_storelps,
4164 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4165 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4166 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4167 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4168 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4169 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4170 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4171 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4172 using def_builtin_const.
4174 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4176 PR tree-optimization/32705
4177 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4178 (simplify_binary_expression): Use SSA_VAL consistently.
4180 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4182 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4183 (SPEFSCR_REGNO): Delete definition.
4184 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4185 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4186 * config/rs6000/rs6000.h: Do not define *_REGNO.
4187 LINK_REGISTER_REGNUM -> LR_REGNO.
4188 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4189 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4190 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4191 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4192 R_VRSAVE, R_VSCR. Use them.
4193 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4194 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4195 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4196 * config/rs6000/aix.h: Define R_LR. Use it.
4198 2007-07-13 Caroline Tice <ctice@apple.com>
4200 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4201 flag_var_tracking is explicitly turned off (i.e. when variable
4202 tracking is not feasible); otherwise, turn flag_var_tracking on when
4203 flag_var_tracking_uninit is on.
4204 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4205 note definitions, to allow recording of initialization status in the
4207 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4208 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4209 determine if two note locations are equal.
4210 (output_loc_list): Don't output list entries whose start & end labels
4212 (reg_loc_descriptor): Add parameter for initialization status; pass it
4213 to other loc descriptor functions.
4214 (one_reg_loc_descriptor): Add parameter for initialization status;
4215 check its value and add DW_OP_GNU_uninit to returned loc descr if
4217 (multiple_reg_loc_descriptor): Add parameter for initialization
4219 pass init status argument to other loc descriptor functions; check
4220 value of intialization parameter and add DW_OP_GNU_uninit to returned
4221 loc descr if appropriate.
4222 (based_loc_descr): Add parameter for initialization status; add new
4223 variable for return value; check value of initialization parameter and
4224 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4225 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4226 pass init status argument to other loc descriptor functions; check
4227 value of intialization parameter and add DW_OP_GNU_uninit to returned
4228 loc descr if appropriate.
4229 (mem_loc_descriptor): Likewise.
4230 (concat_loc_descriptor): Likewise.
4231 (concatn_loc_descriptor): Likewise.
4232 (loc_descriptor): Add parameter for initialization status; pass it as
4233 argument to other loc descriptor function calls.
4234 (loc_descriptor_from_tree_1): Add appropriate initialization status
4235 to loc descriptor function calls.
4236 (add_location_or_const_value_attribute): Get initialization status
4237 from VAR_LOCATION note; add initialization status to loc descriptor
4239 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4240 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4241 status is uninitialized, add "[uninint]" to output.
4242 * common.opt (fvar-tracking-uninit): New option, similar to
4243 fvar-tracking, to turn on tracking of uninitialized variables; creates
4244 a new global flag, flag_var_tracking_uninit.
4245 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4246 (enum var_init_status): New type, for var initialization status field.
4247 * var-tracking.c (struct location_chain_def): Two new fields, init,
4248 for initialization status, and set_src for the assignment value expr.
4249 (unshare_variable): New parameter for initialization status;
4250 initialize new init and set_src fields.
4251 (var_reg_set): New parameters for initialization status and value;
4252 pass them to set_variable_part.
4253 (var_mem_set): Likewise.
4254 (get_init_value): New function.
4255 (var_reg_delete_and_set): New initialization status & value
4256 parameters; add call to get_init_value if status is unknown; pass new
4257 parameters to clobber_variable_part and var_reg_set.
4258 (var_mem_delete_and_set): Likewise.
4259 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4260 (var_mem_delete): Likewise.
4261 (variable_union): Pass status to unshare_variable; initialize new init
4262 and set_src fields. If flag_var_tracking_uninit is not set, force
4263 status to initialized.
4264 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4265 used later to get the set_src value.
4266 (find_src_status): New function.
4267 (find_src_set_src): New function.
4268 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4269 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4270 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4271 and var_mem_delete_and_set.
4272 (dump_variable): Print out "[uninit]" if appropriate.
4273 (set_variable_part): Add new initialization and set_src parameters;
4274 pass status to unshare_variable; set node->init and node- >set_src
4275 fields and modify slot in hash table appropriately; save the init and
4276 set_src values if appropriate and assign to the new node.
4277 (clobber_variable_part): New set_src parameter; if two nodes have
4278 same variable and same location but different set_src (assignment)
4279 values, clobber old node.
4280 (delete_variable_part): Pass init status to unshare_variable.
4281 (emit_note_insn_var_location): Add initialized var; assign var's init
4282 status to new 'initialized'; pass new init status field to calls to
4283 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4284 status to initialized.
4285 (emit_notes_in_bb): Pass initialization status to calls to
4286 var_reg_set, var_mem_set, var_reg_delete_and_set and
4287 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4288 var_reg_delete_and_set and var_mem_delete_and_set; call
4289 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4290 make up for change in add_stores.
4291 (vt_add_function_parameters): Add status to calls to
4293 * config/darwin.c (darwin_override_options): Turn on uninitialized
4294 tracking automatically, if var_tracking is on and the system is
4297 2007-07-13 Sa Liu <saliu@de.ibm.com>
4299 * config.gcc: Add options for arch and tune on SPU.
4300 * config/spu/predicates.md: Add constant operands 0 and 1.
4301 * config/spu/spu-builtins.def: Add builtins for double precision
4302 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4303 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4305 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4307 * config/spu/spu-protos.h: Add new function prototypes.
4308 * config/spu/spu.c (spu_override_options): Check options -march and
4310 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4311 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4313 (spu_const_from_int): New. Create a vector constant from 4 ints.
4314 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4315 (spu_emit_vector_compare): New. Emit vector compare.
4316 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4317 * config/spu/spu.h: Add options -march and -mtune. Define processor
4318 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4319 CANONICALIZE_COMPARISON.
4320 * config/spu/spu.md: Add new insns for double precision compare
4321 and double precision vector compare. Add vcond and smax/smin patterns
4322 to enable DFmode vector conditional expression.
4323 * config/spu/spu.opt: Add options -march and -mtune.
4324 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4325 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4326 both CELL and CELLEDP targets: spu_testsv.
4327 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4330 2007-07-13 Richard Guenther <rguenther@suse.de>
4332 PR tree-optimization/32721
4333 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4334 TREE_THIS_VOLATILE on the folded reference.
4335 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4336 if the array reference has TREE_THIS_VOLATILE set.
4338 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4341 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4343 2007-07-13 Andreas Schwab <schwab@suse.de>
4345 * gengtype-lex.l: Allow declarations to be indented.
4347 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4349 * ginclude/tgmath.h: New.
4350 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4351 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4352 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4353 * configure: Regenerate.
4355 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4357 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4358 correct index when setting register save state for xd
4361 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4363 * config/sh/sh.c (mark_use): Remove.
4365 2007-07-12 Paul Brook <paul@codesourcery.com>
4367 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4368 reg does not overlap return value.
4370 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4372 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4373 (set_expression_vuses): Ditto.
4374 (init_pre): Initialize expression_vuses.
4376 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4378 * config/i386/sse.md (storentdf, storentsf): New.
4380 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4382 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4384 * tree.c (build_decl_stat): Move code from here...
4385 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4386 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4387 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4388 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4389 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4392 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4393 Devang Patel <dpatel@apple.com>
4395 PR tree-optimization/25413
4396 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4397 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4398 * tree.h (contains_packed_reference): New.
4399 * expr.c (contains_packed_reference): New.
4400 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4401 (vect_enhance_data_refs_alignment): Call
4402 vector_alignment_reachable_p.
4403 * target.h (vector_alignment_reachable): New builtin.
4404 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4405 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4406 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4408 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4410 * target.h (builtin_vectorization_cost): Add new target builtin.
4411 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4412 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4413 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4414 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4415 uninitialized variables.
4416 * tree-vect-transform.c (cost_for_stmt): New function.
4417 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4418 using cost 1 for all scalar stmts. Be less conservative when
4419 estimating the number of prologue/epulogue iterations. Call
4420 targetm.vectorize.builtin_vectorization_cost. Return
4421 min_profitable_iters-1.
4422 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4423 initialization cost instead of TARG_VEC_STMT_COST. Use
4424 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4425 epilogue code. Fix epilogue cost computation.
4426 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4427 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4428 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4429 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4430 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4431 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4433 2007-07-12 Richard Guenther <rguenther@suse.de>
4435 * gimplify.c (gimplify_conversion): Make sure that the result
4436 from maybe_fold_offset_to_reference is trivially convertible
4437 to the desired type before doing the simplification.
4438 (gimplify_expr): Likewise.
4439 * fold-const.c (fold_binary): Use the correct types for
4440 building the simplified expression.
4442 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4444 PR rtl-optimization/32729
4445 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4446 that fallthru to exit.
4448 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4450 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4451 (symDTPOFF2reg): Likewise.
4453 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4455 PR tree-optimization/32663
4457 * tree.h (VALUE_HANDLE_VUSES): Remove.
4458 (struct tree_value_handle): Remove vuses.
4460 * tree-vn.c (create_value_handle_for_expr): Don't set
4463 * tree-ssa-pre.c (expression_vuses): New.
4464 (alloc_expression_id): Set up expression_vuses.
4465 (get_expression_vuses): New.
4466 (set_expression_vuses): Ditto.
4467 (clear_expression_ids): Modify for expression_vuses.
4468 (phi_translate_1): Ditto.
4469 (phi_translate_set): Ditto.
4470 (value_dies_in_block_x): Ditto
4471 (valid_in_sets): Ditto.
4472 (add_to_sets): Ditto.
4473 (find_existing_value_expr): Ditto.
4474 (create_value_handle_for_expr): Ditto.
4475 (make_values_for_stmt): Ditto.
4476 (vuse_equiv): Remove.
4478 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4480 * Makefile.in (mostlyclean): Remove object files.
4482 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4484 * toplev.c (no_new_pseudos): Deleted.
4485 * rtl.h (no_new_pseudos): Deleted.
4486 * tree-pass.h (pass_no_new_pseudos): Deleted.
4487 * passes.c (pass_no_new_pseudos): Deleted.
4488 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4489 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4490 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4492 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4493 * rtlhooks.c (gen_lowpart_general): Ditto.
4494 * optabs.c (prepare_operand): Ditto.
4495 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4497 * modulo-sched.c (rest_of_handle_sms): Ditto.
4498 * see.c (rest_of_handle_see): Ditto.
4499 * ifcvt.c (if_convert): Ditto.
4500 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4502 * init-regs.c (gate_initialize_regs): Deleted set of
4504 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4505 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4506 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4508 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4511 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4512 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4513 (*vec_extractv2di_1_rex64): New insn pattern.
4515 2007-07-11 David Daney <ddaney@avtrex.com>
4517 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4518 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4519 for SIGNAL_UNWIND_RETURN_COLUMN.
4520 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4521 (DWARF_FRAME_REGNUM): Rewrite.
4522 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4524 2007-07-11 Nick Clifton <nickc@redhat.com>
4526 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4527 delta and use gen_int_mode in place of GET_INT instead.
4529 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4531 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4534 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4536 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4537 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4539 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4540 (USE_CANONICAL_TYPES): New.
4541 * doc/invoke.texi (verify-canonical-types): Remove.
4542 (use-canonical-types): Add.
4544 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4546 * config/spu/spu.c (spu_optimization_options): Remove setting of
4547 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4548 (spu_override_options): Move it here.
4550 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4552 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4553 * config/mips/mips.c (mips_cpu_info_table): Mention
4554 MIPS_ISA_LEVEL_SPEC in the comment.
4556 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4558 PR tree-optimization/32713
4559 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4561 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4564 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4565 conditional to flag_isoc99.
4566 (c_common_init_options): Do it here, unconditionally.
4568 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4570 PR tree-optimization/32589
4571 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4572 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4573 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4574 predicate, extracted from...
4575 (set_rhs): ...here. Call it for the expression on entry.
4576 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4577 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4578 (simplify_binary_expression): Use valid_gimple_expression_p
4579 to validate the simplification.
4580 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4582 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4584 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4585 DWARF2_DEBUG on 32 bit target too.
4586 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4588 2007-07-11 Nick Clifton <nickc@redhat.com>
4590 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4591 version for 64-bit hosts.
4593 2007-07-10 David Daney <ddaney@avtrex.com>
4595 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4597 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4599 * config/mips/mips.c (mips_expand_synci_loop): New function.
4600 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4601 (UNSPEC_RDHWR): Same.
4602 (UNSPEC_SYNCI): Same.
4603 (UNSPEC_SYNC): Same.
4604 (clear_cache): New expand.
4608 (clear_hazard): Same.
4609 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4611 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4612 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4614 2007-07-10 Ian Lance Taylor <iant@google.com>
4616 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4619 2007-07-10 David Daney <ddaney@avtrex.com>
4621 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4622 * builtins.c (expand_builtin___clear_cache): New function.
4623 (expand_builtin): Call expand_builtin___clear_cache for
4624 BUILT_IN_CLEAR_CACHE case.
4625 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4626 * doc/md.texi (clear_cache): Document new instruction pattern.
4627 * testsuite/gcc.dg/builtins-64.c: New test.
4629 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4631 * config/cris/cris.md ("movsi"): Fix typo in last change.
4633 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4636 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4638 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4639 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4640 for FUNCTION_DECLs. Don't use align_functions_log if
4642 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4643 even for FUNCTION_DECLs.
4644 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4646 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4647 (DECL_FUNCTION_CODE): Update for new location and name of
4649 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4650 (struct tree_decl_common): Move 'align' and 'off_align' out
4651 of union, ensure they're still on a 32-bit boundary. Remove
4652 other fields in union 'u1'.
4653 (struct tree_function_decl): Add field 'function_code' replacing
4654 'u1.f' in tree_decl_common.
4655 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4656 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4657 (Variable Attributes): Cross-reference 'aligned' attribute
4658 to Function Attributes.
4659 * flags.h (force_align_functions_log): Delete.
4660 * toplev.c (force_align_functions_log): Delete.
4662 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4666 (*vec_concatv2di_rex): New insn pattern.
4668 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4671 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4673 2007-07-10 Ian Lance Taylor <iant@google.com>
4675 Replace no_new_pseudos in backends.
4676 * rtl.h (can_create_pseudo_p): Define.
4677 * config/darwin.c (machopic_indirect_data_reference): Use
4678 can_create_pseudo_p () instead of no_new_pseudos.
4679 (machopic_indirect_data_reference): Likewise.
4680 (machopic_legitimize_pic_address): Likewise.
4681 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4682 (alpha_emit_set_const_1): Likewise.
4683 (alpha_emit_set_const): Likewise.
4684 (alpha_emit_conditional_move): Likewise.
4685 (alpha_split_conditional_move): Likewise.
4686 * config/alpha/alpha.md (various splitters): Likewise.
4688 * config/arm/arm.c (legitimize_pic_address): Likewise.
4689 (arm_load_pic_register): Likewise.
4690 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4691 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4692 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4693 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4694 * config/cris/cris.md (movsi): Likewise.
4695 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4696 (symGOTOFF2reg_hilo): Likewise.
4697 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4698 * config/h8300/h8300.md (insv, extzv): Likewise.
4699 * config/i386/i386.c (ix86_expand_move): Likewise.
4700 (ix86_expand_vector_move): Likewise.
4701 (ix86_prepare_fp_compare_args): Likewise.
4702 (ix86_expand_carry_flag_compare): Likewise.
4703 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4704 (tls_dynamic_gnu2_combine_32): Likewise.
4705 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4706 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4707 (ia64_expand_movxf_movrf): Likewise.
4708 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4709 (m32c_split_move): Likewise.
4710 (m32c_expand_insv): Likewise.
4711 * config/m68k/m68k.md (movsi): Likewise.
4712 * config/mips/mips.c (mips_force_temporary): Likewise.
4713 (mips_split_symbol): Likewise.
4714 (mips_move_integer): Likewise.
4715 (mips_legitimize_const_move): Likewise.
4716 * config/mn10300/mn10300.md (movsi): Likewise.
4717 * config/pa/pa.c (emit_move_sequence): Likewise.
4718 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4719 (rs6000_got_register): Likewise.
4720 (create_TOC_reference): Likewise.
4721 (rs6000_machopic_legitimize_pic_address): Likewise.
4722 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4723 (various splitters): Likewise.
4724 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4725 (movsi_got): Likewise.
4726 * config/s390/s390.c (emit_symbolic_move): Likewise.
4727 * config/s390/s390.md (movhi, movqi): Likewise.
4728 (load_multiple, store_multiple): Likewise.
4729 * config/score/score.c (score_force_temporary): Likewise.
4730 * config/sh/sh.c (prepare_move_operands): Likewise.
4731 (prepare_cbranch_operands): Likewise.
4732 (emit_fpu_switch): Likewise.
4733 (fpscr_set_from_mem): Likewise.
4734 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4735 (adddi3, subsi3): Likewise.
4736 (various splitters): Likewise.
4737 (divsi_inv_fp_combine): Likewise.
4738 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4739 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4741 * config/sh/predicates.md (xor_operand): Likewise.
4742 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4743 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4744 (movdi_pic_label_ref): Likewise.
4745 * config/spu/spu.c (spu_split_immediate): Likewise.
4746 * config/alpha/alpha.md (various splitters): Remove test
4747 !no_new_pseudos || reload_completed.
4748 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4750 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4751 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4752 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4753 * config/score/score.c (th_output_mi_thunk): Likewise.
4754 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4755 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4757 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4759 PR rtl-optimization/32664
4760 * mode-switching.c (create_pre_exit): Skip barrier insns.
4762 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4764 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4765 force_gimple_operand_bsi.
4766 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4767 rewrite_use_compare): Ditto.
4768 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4770 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4771 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4772 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4773 * tree-profile.c (prepare_instrumented_value,
4774 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4775 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4776 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4777 tree_gen_ior_profiler): Ditto.
4778 * tree-ssa-reassoc.c (negate_value): Ditto.
4779 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4780 Use force_gimple_operand_bsi.
4781 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4782 * tree-if-conv.c (add_to_dst_predicate_list,
4783 find_phi_replacement_condition): Ditto.
4784 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4785 Call mark_symbols_for_renaming for new statements.
4786 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4788 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4790 * cfghooks.c (remove_edge): New function.
4791 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4793 * cfghooks.h (remove_edge): Declare.
4794 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4795 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4797 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4799 * optabs.h: Added declaration for signbit_optab.
4800 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4801 * genoptinit.c (optabs): Added entry for signbit insns.
4802 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4804 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4805 * config/s390/s390.md (signbit<mode>2): New expander.
4807 2007-07-09 Richard Guenther <rguenther@suse.de>
4810 * fold-const.c (fold_plusminus_mult_expr): Move constant
4811 arguments second to allow decomposing.
4813 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4816 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4818 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4819 Disregard DECL_FROM_INLINE.
4821 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4824 * doc/invoke.texi: Add ftree-reassoc flag.
4825 * common.opt (ftree-reassoc): New flag.
4826 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4827 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4829 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4831 PR tree-optimization/32681
4832 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4833 saved in second_edge->aux when first_bb is a loop header.
4835 2007-07-09 Jan HUbicka <jh@suse.cz>
4837 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4839 2007-07-09 Richard Guenther <rguenther@suse.de>
4841 * c-decl.c (start_function): Do not promote return type.
4843 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4845 * function.c (do_warn_unused_parameter): Do not warn if
4846 TREE_NO_WARNING is set.
4848 2007-07-08 Andreas Schwab <schwab@suse.de>
4850 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4852 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4855 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4857 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4858 apply to assembly language, too.
4859 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4861 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4863 Revert (note the sccvn portions are *not* reverted)
4864 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4866 Fix PR tree-optimization/23488
4868 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4870 * tree-flow-inline.h (get_value_handle): Ditto.
4871 * tree-ssa-pre.c (decl_vh_map): New.
4872 (decl_node_pool): New.
4873 (can_value_number_operation): Support DECL_P.
4874 (can_PRE_operation): Ditto.
4875 (create_expression_by_pieces): Ditto.
4876 (find_existing_value_expr): Modify to differnetiate between
4877 addressing and top level.
4878 (create_value_handle_for_expr): Handle DECL's.
4879 (poolify_tree): Ditto.
4880 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4881 (make_values_for_stmt): Handle DECL's properly.
4882 (init_pre): Reorg to not init useless things during FRE.
4884 * tree-flow.h: Include pointer-set.h.
4885 (decl_vh_map): Declare.
4886 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4888 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4890 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4891 the constraint description.
4892 * doc/md.texi: Update documentation of AVR constraints.
4894 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4896 * auto-inc-dec.c, config/arm/arm.c,
4897 config/m32r/constraints.md, config/mips/mips.md,
4898 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4899 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4900 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4901 typos. Follow spelling conventions.
4902 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4904 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4905 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4907 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4908 realloc_vuse): Remove.
4909 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4912 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4914 Fix PR tree-optimization/23488
4916 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4917 (try_to_simplify): Ditto.
4919 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4921 * tree-flow-inline.h (get_value_handle): Ditto.
4922 * tree-ssa-pre.c (decl_vh_map): New.
4923 (decl_node_pool): New.
4924 (can_value_number_operation): Support DECL_P.
4925 (can_PRE_operation): Ditto.
4926 (create_expression_by_pieces): Ditto.
4927 (find_existing_value_expr): Modify to differnetiate between
4928 addressing and top level.
4929 (create_value_handle_for_expr): Handle DECL's.
4930 (poolify_tree): Ditto.
4931 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4932 (make_values_for_stmt): Handle DECL's properly.
4933 (init_pre): Reorg to not init useless things during FRE.
4935 * tree-flow.h: Include pointer-set.h.
4936 (decl_vh_map): Declare.
4937 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4939 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4941 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4942 apply to assembly language, too.
4943 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4945 2007-07-06 Ian Lance Taylor <iant@google.com>
4946 Zack Weinberg <zackw@panix.com>
4949 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4951 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4953 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4954 (prefetch): Likewise if "pref" would be used.
4956 2007-07-06 Josh Conner <jconner@apple.com>
4960 * calls.c (store_one_arg): Handle arguments which are partially
4961 on the stack when detecting argument overlap.
4963 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4965 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4966 chosen during find_reloads.
4968 2007-07-06 Richard Guenther <rguenther@suse.de>
4970 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4971 TYPE_ARG_TYPES for verification of argument types. Use
4972 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4973 parameters as variable arguments.
4975 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4977 * libgcc2.h (word_type): Type definition removed.
4978 (cmp_return_type, shift_count_type): Type definitions added.
4979 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4980 replaced with shift_count_type.
4981 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4983 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4984 changed from word_type to Wtype.
4985 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4986 replaced with shift_count_type.
4987 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4989 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4990 and libgcc_shift_count attribute added.
4991 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4992 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
4993 (TARGET_INITIALIZER): New target hooks added.
4994 * targhooks.c (default_libgcc_cmp_return_mode,
4995 default_libgcc_shift_count_mode): Default implementations for the new
4997 * targhooks.h (default_libgcc_cmp_return_mode,
4998 default_libgcc_shift_count_mode): Function prototypes added.
4999 * target.h (struct gcc_target): Fields for the new target hooks added.
5000 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5002 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5005 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5006 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5008 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5009 s390_libgcc_shift_count_mode): Functions added.
5010 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5011 Target hooks defined.
5013 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5015 * config/mips/mips.c (compute_frame_size): Restore the original
5016 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5017 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5018 Document why the difference is needed.
5020 2007-07-06 Richard Guenther <rguenther@suse.de>
5022 * c-common.c (boolean_increment): Use correctly typed
5025 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5027 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5028 the topmost argument register is not also included in the save mask.
5029 (mips16e_collect_argument_save_p): Take a pointer to the argument
5030 register, rather than a pointer to the number of arguments.
5031 (mips16e_collect_argument_saves): Only include argument saves
5032 that aren't in the register mask.
5034 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5036 PR rtl-optimization/32450
5037 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5038 to ensure that instructions are not moved into the prologue when
5039 profiling is on. Remove unused prologue_end variable.
5040 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5041 as a scheduling barrier.
5043 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5046 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5047 Disregard DECL_FROM_INLINE.
5049 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5051 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5052 IORing with a constant.
5054 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5056 PR rtl-optimization/32475
5057 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5058 for every definition of the stack pointer.
5060 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5062 * arm.c (vfp3_const_double_index): Copy signed results of
5063 REAL_VALUE_TO_INT into unsigned vars.
5065 2007-07-05 Richard Guenther <rguenther@suse.de>
5068 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5070 * tree-ssa.c (useless_type_conversion_p): Check canonical
5073 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5075 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5076 zero_extendhisi2): Change to define_insn_and_split.
5077 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5079 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5081 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5082 pass_match_asm_constraints): New.
5083 * passes.c (init_optimization_passes): Add new pass.
5084 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5085 * function.h (struct function): Add has_asm_statement bit.
5086 (current_function_has_asm_statement): New.
5087 * tree-pass.h (pass_match_asm_constraints): New.
5089 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5091 * config/mips/mips.c (mips_file_start): Avoid declaration
5094 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5096 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5098 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5100 * rtl.def (NOTE): Change print format string to print
5101 operand 5 as a note insn name.
5103 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5104 David Ung <davidu@mips.com>
5106 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5107 * doc/invoke.texi: (MIPS Options): Document them.
5109 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5110 David Ung <davidu@mips.com>
5112 Add support for SmartMIPS ASE.
5114 * optabs.c (expand_binop_directly): New, broken out from...
5115 (expand_binop): Here. Make it try rotating in the other
5116 direction even when the second operand isn't constant.
5117 * config/mips/mips.md (*lwxs): New.
5118 * config/mips/mips.opt (msmartmips): New.
5119 * config/mips/mips.c (mips_lwxs_address_p): New.
5120 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5121 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5122 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5123 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5124 (ISA_HAS_LWXS): New.
5125 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5126 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5127 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5128 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5129 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5130 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5131 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5133 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5135 * tree-vectorizer.c (new_loop_vec_info): Initialize
5136 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5137 * tree-vectorizer.h (_loop_vec_info): Added new filed
5138 min_profitable_iters.
5139 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5140 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5141 * tree-vect-analyze.c (vect_analyze_operations): Set
5142 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5143 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5144 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5145 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5146 and prologue cost to after they are computed.
5147 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5149 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5150 of creating vectors from scalars according to dt.
5151 (vect_model_store_cost): Likewise.
5152 (vectorizable_call): Use dt array instead of scalar dt. Call
5153 vect_model_simple_cost with additional argument dt.
5154 (vectorizable_assignment): Likewise.
5155 (vectorizable_operation): Likewise.
5156 (vectorizable_type_demotion): Likewise.
5157 (vectorizable_type_promotion): Likewise.
5158 (vectorizable_store): Use dt array instead of scalar dt. Call
5159 vect_model_store_cost with additional argument dt.
5160 (vect_do_peeling_for_loop_bound): Don't call
5161 vect_estimate_min_profitable_iters. Instead, lookup
5162 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5163 "may not be profitable".
5165 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5168 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5169 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5170 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5171 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5173 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5175 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5176 addressing modes cheaper.
5178 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5180 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5181 (dw_ranges_struct): Rename block_num to num. Adjust.
5182 (dw_ranges_by_label_struct): New.
5183 (ranges_by_label, ranges_by_label_allocated,
5184 ranges_by_label_in_use): New variables.
5185 (add_ranges_num): Factored most of the code out of...
5186 (add_ranges): ... this one. Rewrite in terms of the former.
5187 (add_ranges_by_labels): New.
5188 (output_ranges): Output by-label ranges.
5189 (dwarf2out_finish): Output range for multiple-section
5190 compile_unit. Output standard DW_AT_low_pc in addition to
5191 unexpected DW_AT_entry_pc.
5193 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5195 PR tree-optimization/32604
5196 PR tree-optimization/32606
5198 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5199 (compute_antic_safe): Removed.
5200 (ANTIC_SAFE_LOADS): Ditto.
5201 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5202 (execute_pre): Don't call compute_antic_safe.
5203 (vuse_equiv): New function.
5204 (make_values_for_stmt): Use it
5205 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5208 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5211 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5213 (avr_attribute_table): Make "naked" attribute apply to function types
5214 rather than to decls.
5215 (avr_handle_fntype_attribute): New function.
5217 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5219 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5222 2007-07-04 David Ung <davidu@mips.com>
5223 Joseph Myers <joseph@codesourcery.com>
5225 * config/mips/mips.md (type): Add logical, signext and move.
5226 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5227 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5228 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5229 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5230 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5231 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5232 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5233 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5234 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5235 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5236 movv2sf_hardfloat_64bit): Use the new types.
5237 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5238 *movdf_softfloat, *movdf_mips16): Use "multi".
5239 (extendqihi2): Replace with a define_expand.
5240 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5241 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5242 * config/mips/74k.md (r74k_int_logical): New reservation and
5244 (r74k_int_arith): Remove "slt".
5245 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5246 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5247 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5248 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5249 reservations for "arith".
5251 2007-07-04 Richard Guenther <rguenther@suse.de>
5253 * tree-ssa.c (useless_type_conversion_p): Add handling for
5254 scalar float and vector types. Only call the types_compatible_p
5255 langhook for aggregate types as last resort. Follow the
5258 2007-07-04 Richard Guenther <rguenther@suse.de>
5260 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5261 the same as NOP_EXPR.
5263 2007-07-04 Nick Clifton <nickc@redhat.com>
5265 * target.h (struct gcc_target): Add target_help field.
5266 * target-def.h (TARGET_HELP): New.
5267 (TARGET_INITIALIZER): Use TARGET_HELP.
5268 * opts.c (command_handle_option): Invoke target_help function, if
5269 defined, when the user has specified --target-help on the command
5271 * doc/invoke.texi: Mention that --target-help might print
5272 additional information.
5273 * doc/tm.texi: Document TARGET_HELP hook.
5275 * arm.c (TARGET_HELP): Override default definition.
5276 (arm_target_help): New - display a wrapped list of cores and
5277 architectures supported.
5279 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5281 * config/v850/v850.c (expand_prologue): Make sure
5282 GEN_INT() argument is sign extended rather than zero extended.
5283 (expand_epilogue): Likewise.
5284 (output_move_double): Delete.
5285 * config/v850/v850-protos.h (output_move_double): Delete.
5286 * config/v850/v850.md (movdi): Delete.
5287 (*movdi_internal): Delete.
5289 (*movdf_internal): Delete.
5291 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5293 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5294 unless compiling RTP PIC.
5296 2007-07-04 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/32482
5299 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5300 original ssa name if we didn't find a shift expression.
5301 Fix shift constant for bit zero test.
5303 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5305 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5307 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5309 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5310 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5311 * config/arm/vxworks.h (ASM_SPEC): Delete.
5312 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5314 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5316 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5317 (DDR_REVERSED_P): New.
5318 * tree-data-ref.c (initialize_data_dependence_relation,
5319 build_classic_dist_vector): Set DDR_REVERSED_P.
5321 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5324 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5325 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5326 init_omega_for_ddr_1): Use non conservative number of iterations
5328 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5329 (analyze_siv_subscript): Remove FIXME and reinitialization of
5330 last_conflicts to chrec_dont_know.
5331 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5333 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5335 * tree.c (maybe_canonicalize_argtypes): Improve description.
5337 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5339 * tree.c (maybe_canonicalize_argtypes): New.
5340 (build_function_type): Set canonical type.
5341 (build_method_type_directly): Ditto.
5342 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5345 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5347 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5349 (rewrite_use_nonlinear_expr): Likewise.
5351 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5353 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5355 2007-07-04 Ben Elliston <bje@au.ibm.com>
5357 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5360 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5362 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5363 (Exception Handling): Likewise.
5365 2007-07-03 Jan Hubicka <jh@suse.cz>
5367 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5369 2007-07-03 Eric Christopher <echristo@apple.com>
5371 * doc/cppopts.texi: Add conflicting option note to -dM.
5372 * doc/invoke.texi: Add note about possible conflicts with
5373 -E for -dCHARS and note that -dM will not produce
5374 any results if there is no machine dependent reorg.
5376 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5378 * tree.h (DECL_ALIGN): Back out previous change.
5380 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5382 * configure.ac: Test for .dtprelword support on MIPS.
5383 * configure, config.in: Regenerate.
5384 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5385 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5387 2007-07-03 Julian Brown <julian@codesourcery.com>
5389 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5390 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5391 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5392 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5394 (all_fpus): Add FPUTYPE_VFP3.
5395 (fp_model_for_fpu): Add VFPv3 field.
5396 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5397 (vfp3_const_double_index): New function. Return integer index of
5398 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5400 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5401 and argument represents a valid RTX for a VFPv3 constant.
5402 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5404 (vfp_emit_fstmd): Similar, for fstmd.
5405 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5406 constants, represented as integer indices.
5407 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5408 VFP_REGNO_OK_FOR_DOUBLE macros.
5409 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5410 (arm_file_start): Set float-abi attribute for VFPv3, and output
5411 correct ".fpu" assembler directive.
5412 (arm_dbx_register_numbering): Add FIXME.
5413 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5414 (fputype): Add FPUTYPE_VFP3.
5415 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5416 (CALL_USED_REGISTERS): Likewise.
5417 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5418 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5419 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5420 (D7_VFP_REGNUM): New.
5421 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5422 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5423 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5424 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5425 (REG_ALLOC_ORDER): Adjust for VFPv3.
5426 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5427 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5428 VFP_LO_REGS, VFP_HI_REGS.
5429 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5430 (IS_VFP_CLASS): Define macro.
5431 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5433 (REGISTER_MOVE_COST): Likewise.
5434 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5435 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5436 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5437 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5438 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5439 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5440 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5441 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5442 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5443 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5444 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5445 where appropriate for single-word registers.
5446 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5447 As above. Fix type attributes.
5448 * config/arm/constraints.md (register_contraint "t"): Define.
5449 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5451 (register_constraint "x"): Define.
5452 (constraint "Dv"): Define.
5454 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5456 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5458 2007-07-03 Tom Tromey <tromey@redhat.com>
5460 * c-parser.c (objc_pq_context): Removed.
5461 (objc_need_raw_identifier): Likewise.
5462 (c_parser) <objc_pq_context>: New field.
5463 <objc_need_raw_identifier>: Likewise.
5464 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5465 (c_lex_one_token): Update.
5466 (c_parser_objc_protocol_definition): Update.
5467 (c_parser_objc_method_definition): Update.
5468 (c_parser_objc_methodproto): Update.
5469 (c_parser_declspecs): Update.
5471 2007-07-03 David Ung <davidu@mips.com>
5473 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5475 2007-07-03 David Ung <davidu@mips.com>
5476 Richard Sandiford <richard@codesourcery.com>
5478 * doc/invoke.texi: Document -march=74kf3_2.
5479 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5480 (TUNE_74K): Check for it.
5481 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5482 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5483 * config/mips/mips.md (cpu): Add 74kf3_2.
5484 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5485 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5486 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5487 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5488 74kf3_2 to the CPU list.
5489 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5490 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5491 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5492 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5493 (r74kf3_2_fxfer_from_c1): New insn reservations.
5495 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5496 David Ung <davidu@mips.com>
5498 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5499 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5500 and 74k[fx]. Document aliases for the new options.
5501 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5502 (PROCESSOR_24KF2_1): ...this.
5503 (PROCESSOR_24KX): Rename to...
5504 (PROCESSOR_24KF1_1): ...this.
5505 (PROCESSOR_74KF): Rename to...
5506 (PROCESSOR_74KF2_1): ...this.
5507 (PROCESSOR_74KX): Rename to...
5508 (PROCESSOR_74KF1_1): ...this.
5509 (TUNE_74K): Update PROCESSOR_* names.
5510 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5511 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5512 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5513 (mips_rtx_cost_data): Update processor names in comments.
5514 (mips_issue_rate): Update PROCESSOR_* names.
5515 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5516 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5517 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5518 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5519 Update cpu attribute names.
5520 (r24k_fpu_iss): Rename this reservation to...
5521 (r24kf2_1_fpu_iss): ...this and update all uses.
5522 (r24kx_fpu_iss): Rename this reservation to...
5523 (r24kf1_1_fpu_iss): ...this and update all uses.
5524 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5525 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5526 Update cpu attribute names.
5528 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5530 * config/m32r/constraints.md: New file.
5531 * config/m32r/m32r.c: Include tm-constrs.h.
5532 (small_data_operand): Use satisfies_constraint_* instead of macro.
5533 (addr24_operand, gen_compare): Likewise.
5534 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5535 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5536 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5537 EXTRA_CONSTRAINT): Likewise.
5538 * config/m32r/m32r.md: Include constraints.md.
5539 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5540 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5541 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5542 (two_insn_const_operand, int8_operand, uint16_operand,
5543 reg_or_int16_operand, reg_or_uint16_operand,
5544 reg_or_cmp_int16_operand, cmp_int16_operand,
5545 seth_add3_operand): Likewise.
5547 2007-07-03 Eric Christopher <echristo@gmail.com>
5549 * libgcc2.h: Conditionally declare __bswapsi2 and
5552 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5554 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5557 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5560 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5561 (__gthrw_pragma): Provide default definition.
5563 * gthr-posix.c (__gthrw_pragma): Define.
5565 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5567 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5568 before declaring inequality.
5570 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5572 * combine.c (recog_for_combine): Log the success or failure of
5573 matching new insn patterns against the machine description in
5576 2007-07-03 Revital Eres <eres@il.ibm.com>
5578 * ddg.c (print_sccs): New function.
5579 (check_sccs): New function.
5580 (create_ddg_all_sccs): Use it.
5581 * ddg.h (print_sccs): Declare.
5582 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5584 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5586 * targhooks.h (default_mode_for_suffix): New function declaration.
5587 * targhooks.c (default_mode_for_suffix): New default target hook.
5588 * target.h (struct c): New structure in the targetm struct.
5589 (mode_for_suffix): New target hook as part of struct c.
5590 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5591 default_mode_for_suffix.
5592 (TARGET_C): New define.
5593 * c-lex.c: Include "target.h".
5594 (interpret_float): Use targetm.c.mode_for_suffix to determine
5595 the mode for a given non-standard suffix.
5596 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5598 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5599 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5601 * doc/extend.texi (Floating Types): New node. Document __float80 and
5602 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5604 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5607 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5608 predicate instead of target_operand.
5609 (divsi3_i1_media, divsi3_media_2): Likewise.
5611 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5613 * tree.h (alias_sets_might_conflict_p): Rename into
5614 alias_sets_must_conflict_p.
5615 * alias.c (alias_sets_might_conflict_p): Likewise.
5616 (alias_sets_conflict_p): Use it.
5617 (objects_must_conflict_p): Likewise.
5618 * c-common.c (strict_aliasing_warning): Adjust.
5620 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5622 * rtlhooks.c (gen_lowpart_if_possible): Check for
5623 invalid subreg before calling gen_lowpart_SUBREG.
5625 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5627 * config/darwin9.h: Add copyright notice.
5628 (LINK_COMMAND_SPEC): Add comment.
5629 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5630 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5631 DARWIN_LIBSYSTEM_HAS_UNWIND.
5633 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5636 * omp-low.c (check_combined_parallel): New function.
5637 (lower_omp_parallel): Call it via walk_stmts, set
5638 OMP_PARALLEL_COMBINED if appropriate.
5639 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5640 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5641 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5642 don't consider it as combined parallel.
5644 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5646 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5647 (gcc_tooldir): Likewise.
5648 * configure: Regenerate.
5649 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5650 old configure.ac gcc_tooldir setting.
5651 (prefix_to_exec_prefix): New variable.
5652 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5653 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5655 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5657 Fix PR tree-optimization/32583
5658 Fix PR tree-optimization/32584
5659 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5660 (phi_translate_set): Use phi_translate directly now.
5661 (make_values_for_stmt): Don't value number RHS if we already know
5664 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5665 Jim Wilson <wilson@specifix.com>
5668 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5671 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5672 Richard Sandiford <richard@codesourcery.com>
5673 Nigel Stephens <nigel@mips.com>
5675 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5676 (mips16e_output_save_restore): Declare.
5677 (mips16e_save_restore_pattern_p): Likewise.
5678 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5679 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5680 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5681 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5682 (BITSET_P): New global macro, extracted from...
5683 (mips_for_each_saved_reg): ...here.
5684 (mips16e_save_restore_info): New struct.
5685 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5686 (mips16e_save_restore_regs): New variable.
5687 (mips_split_plus, mips16e_find_first_register): New functions.
5688 (mips16e_mask_registers): New function.
5689 (compute_frame_size): Expand the commentary before the function.
5690 Enforce the MIPS16e save and restore register range restrictions.
5691 Pad the general register save area at the low end.
5692 (mips16e_save_restore_reg, mips16e_build_save_restore)
5693 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5694 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5695 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5697 (mips_expand_prologue, mips_expand_epilogue): Handle
5698 GENERATE_MIPS16E_SAVE_RESTORE.
5699 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5701 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5703 PR tree-optimization/31966
5704 PR tree-optimization/32533
5705 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5706 "basic_block" description as its third argument. Update function
5707 calls to get destination bb from "edge" argument. Save "cond" into
5708 aux field of the edge. Update prototype for changed arguments.
5709 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5711 (find_phi_replacement_condition): Operate on incoming edges, not
5712 on predecessor blocks. If there is a condition saved in the
5713 incoming edge aux field, AND it with incoming bb predicate.
5714 Return source bb of the first edge.
5715 (clean_predicate_lists): Clean aux field of outgoing node edges.
5716 (tree_if_conversion): Do not initialize cond variable. Move
5717 variable declaration into the loop.
5718 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5719 initializations of new_stmt, arg0 and arg1 variables.
5721 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5723 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5724 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5726 2007-07-02 Richard Guenther <rguenther@suse.de>
5728 * tree-ssa.c (useless_type_conversion_p): Document
5729 future intent as defining the middle-end type system.
5730 Re-structure to call langhook last, group by type class,
5731 mark questionable parts.
5733 2007-07-02 Richard Guenther <rguenther@suse.de>
5735 * tree-flow.h (types_compatible_p): Declare.
5736 * tree-ssa.c (types_compatible_p): New function.
5737 * ipa-type-escape.c (discover_unique_type): Use
5738 types_compatible_p instead of lang_hooks.types_compatible_p.
5739 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5740 * tree-vn.c (expressions_equal_p): Likewise.
5741 * tree.c (fields_compatible_p): Likewise.
5742 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5743 (cprop_operand): Use useless_type_conversion_p instead of
5744 lang_hooks.types_compatible_p.
5745 * tree-inline.c (setup_one_parameter): Likewise.
5746 (declare_return_variable): Likewise.
5747 * tree-nrv.c (tree_nrv): Likewise.
5748 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5749 (maybe_fold_offset_to_component_ref): Likewise.
5750 (maybe_fold_offset_to_reference): Likewise.
5751 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5752 (merge_alias_info): Likewise.
5753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5754 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5755 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5756 * tree-tailcall.c (find_tail_calls): Likewise.
5757 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5758 * gimplify.c (canonicalize_addr_expr): Likewise.
5759 (fold_indirect_ref_rhs): Likewise.
5760 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5761 (cpt_same_type): Likewise.
5762 (check_pointer_types_r): Swap parameters to cpt_same_type
5764 * fold-const.c (fold_convert): Revert fix for PR15988.
5765 * tree-inline.c (setup_one_parameter): Instead fix it here by
5766 using fold_build1 instead of fold_convert and checking for
5767 error_mark_node. Convert only if the conversion is necessary.
5769 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5771 * configure.ac: Check for .gnu_attribute on Power.
5772 * configure: Regenerate.
5773 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5774 attribute for floating-point ABI.
5776 2007-07-02 Ira Rosen <irar@il.ibm.com>
5778 PR tree-optimization/32230
5779 PR tree-optimization/32477
5780 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5781 address is a constant.
5783 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5785 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5786 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5787 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5788 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5789 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5790 64-bit targets. Add support for *-elfoabi*.
5791 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5792 different settings if $(tm_defines) does not select the EABI.
5793 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5794 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5795 (MIPS_ARCH_OPTION_SPEC): Likewise.
5796 (MIPS_ISA_LEVEL_SPEC): Likewise.
5797 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5798 * config/mips/elfoabi.h: New file.
5800 2007-07-02 Richard Guenther <rguenther@suse.de>
5802 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5803 (useless_type_conversion_p): ... this.
5804 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5805 (useless_type_conversion_p): ... this.
5806 * builtins.c (fold_builtin_memory_op): Rename
5807 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5808 * tree-cfg.c (verify_expr): Likewise.
5809 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5810 * tree-ssa-ccp.c (ccp_fold): Likewise.
5811 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5812 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5813 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5814 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5815 * tree-ssa-pre.c (eliminate): Likewise.
5816 * tree-ssa.c (delete_tree_ssa): Likewise.
5817 (tree_ssa_useless_type_conversion): Likewise.
5818 * tree.c (build2_stat): Likewise.
5820 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5822 Fix PR tree-optimization/32571
5823 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5826 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5828 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5829 and other expected operations explicitly, change default to
5832 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5834 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5836 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5837 (tls_load_dot_plus_eight): Move the label number into the unspec.
5838 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5840 2007-07-01 Andreas Schwab <schwab@suse.de>
5842 * dwarf2out.c (initial_return_save): Define only if used.
5844 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5846 Unreverting Richard's Revert of:
5848 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5850 * dce.c (deletable_insn_p_1): New function, split out from...
5851 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5852 specially, not those inside PARALLELs. Remove BODY argument
5853 and adjust recursive call accordingly.
5854 (prescan_insns_for_dce): Update call to delete_insn_p.
5856 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5857 Revital Eres <eres@il.ibm.com>
5859 * ddg.c (create_ddg_all_sccs): Fix missed
5860 initialization of scc_nodes.
5862 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5865 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5866 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5868 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5870 * configure.ac: Check for .gnu_attribute on MIPS.
5871 * configure, config.in: Regenerate.
5872 * config/mips/mips.c (mips_file_start): If supported, output
5873 attribute for floating-point ABI.
5875 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5878 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5879 (ffs_cmove): New expander to expand using ctz pattern.
5880 (*ffs_cmove): Remove pattern.
5881 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5882 (ffsdi2): Expand using ctz pattern.
5883 (*ffs_rex64): Remove pattern.
5885 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5887 PR rtl-optimization/32296
5888 * pa.md (return): Delete pattern.
5889 (return_internal): Remove "(const_int 1)" from pattern.
5890 (epilogue): Use return_internal pattern for trivial returns.
5891 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5892 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5894 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5896 * tree-ssa-pre.c (is_exception_related): New function
5897 (can_value_number_operation): Use it.
5899 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5901 Fix PR tree-optimization/32540
5902 Fix PR tree-optimization/31651
5904 * tree-ssa-sccvn.c: New file.
5906 * tree-ssa-sccvn.h: Ditto.
5908 * tree-vn.c: Include tree-ssa-sccvn.h
5909 (val_expr_paid_d): Removed.
5910 (value_table): Ditto.
5911 (vn_compute): Ditto.
5912 (val_expr_pair_hash): Ditto.
5913 (val_expr_pair_expr_eq): Ditto.
5914 (copy_vuses_from_stmt): Ditto.
5917 (shared_vuses_from_stmt): Ditto.
5918 (print_creation_to_file): Moved up.
5919 (sort_vuses): Ditto.
5920 (sort_vuses_heap): Ditto.
5921 (set_value_handle): Make non-static.
5922 (make_value_handle): Ditto.
5923 (vn_add): Rewritten to use sccvn lookups.
5924 (vn_add_with_vuses): Ditto.
5925 (vn_lookup): Ditto (and second argument removed).
5926 (vn_lookup_with_vuses): Ditto.
5927 (vn_lookup_or_add): Ditto (and second argument removed);
5928 (vn_lookup_or_add_with_vuses): Ditto.
5929 (vn_lookup_with_stmt): New.
5930 (vn_lookup_or_add_with_stmt): Ditto.
5931 (create_value_handle_for_expr): Ditto.
5933 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5934 (seen_during_translate): New function.
5935 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5936 (phi_trans_add): Ditto.
5937 (constant_expr_p): FIELD_DECL is always constant.
5938 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5939 Use constant_expr_p.
5940 Avoid infinite recursion on mutually valued expressions.
5941 Change callers of vn_lookup_or_add.
5942 (phi_translate): New function.
5943 (compute_antic_safe): Allow phi nodes.
5944 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5945 (find_or_generate_expression): Rewrite slightly.
5946 (create_expression_by_pieces): Updated for vn_lookup_or_add
5948 Update VN_INFO for new names.
5949 (insert_into_preds_of_block): Update for new names.
5950 (add_to_exp_gen): New function.
5951 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5952 (find_existing_value_expr): Rewrite to changed vn_lookup.
5953 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5954 (try_look_through_load): Removed.
5955 (try_combine_conversion): Ditto.
5956 (get_sccvn_value): New function.
5957 (make_values_for_phi): Ditto.
5958 (make_values_for_stmt): Ditto.
5959 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5961 (init_pre): Update for SCCVN changes.
5963 (execute_pre): Ditto.
5965 * tree-flow.h (make_value_handle): Declare.
5966 (set_value_handle): Ditto.
5967 (sort_vuses_heap): Ditto.
5968 (vn_lookup_or_add_with_stmt): Ditto.
5969 (vn_lookup_with_stmt): Ditto.
5970 (vn_compute): Remove.
5973 (vn_lookup): Update arguments.
5975 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5977 (tree-ssa-sccvn.o): New.
5978 (OBJS-common): Add tree-ssa-sccvn.o
5980 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5983 * c-typeck.c (build_external_ref): Don't mark as used if called
5985 * calls.c (rtx_for_function_call): Likewise.
5987 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5991 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5993 * dce.c (deletable_insn_p_1): New function, split out from...
5994 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5995 specially, not those inside PARALLELs. Remove BODY argument
5996 and adjust recursive call accordingly.
5997 (prescan_insns_for_dce): Update call to delete_insn_p.
5999 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6001 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6002 (try_combine): Move potential calls to undo_all() so they happen
6003 before we commit to using the combined insns.
6005 2006-06-30 Jan Hubicka <jh@suse.cz>
6007 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6010 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6012 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6013 (cgraph_remove_unreachable_nodes): Likewise.
6014 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6015 * ipa-inline.c (update_caller_keys): Cast according to the coding
6017 (cgraph_decide_recursive_inlining): Likewise.
6018 (cgraph_decide_inlining_of_small_function): Likewise.
6019 (try_inline): Likewise.
6020 (cgraph_decide_inlining_incrementally): Likewise.
6021 * ipa-pure-const.c (get_function_state): Likewise.
6022 (scan_function): Likewise.
6023 (analyze_function): Likewise.
6024 (static_execute): Likewise.
6025 * ipa-reference.c (scan_for_static_refs): Likewise.
6026 (merge_callee_local_info): Likewise.
6027 (analyze_function): Use type safe memory macros.
6028 (static_execute): Likewise. Cast according to the coding conventions.
6029 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6031 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6033 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6034 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6037 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6040 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6041 for complex modes (both int and real).
6043 2007-06-29 Jan Hubicka <jh@suse.cz>
6045 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6047 2007-06-29 Jan Hubicka <jh@suse.cz>
6050 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6053 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6056 * config/avr/avr.c: Include dataflow header file.
6057 (expand_prologue): Adjust for prologue insn change.
6058 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6061 2007-06-29 Richard Guenther <rguenther@suse.de>
6064 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6065 during type verification.
6067 2007-06-29 Jan Hubicka <jh@suse.cz>
6069 * recog.c (validate_change_rtx_1): Unshare TO argument.
6071 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6073 PR tree-optimization/24659
6074 * tree-vect-transform.c (vectorizable_call): Handle
6075 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6077 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6078 * config/i386/i386.c (enum ix86_builtins)
6079 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6080 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6082 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6083 const using def_builtin_const.
6084 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6085 input operands in the same modes as the result.
6086 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6088 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6090 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6091 (df_set_dead_notes_for_mw): Likewise.
6093 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6095 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6097 2007-06-28 DJ Delorie <dj@redhat.com>
6099 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6101 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6103 * doc/invoke.texi (C++ Dialect Options): Document
6104 fvisibility-ms-compat.
6105 * c.opt (fvisibility-ms-compat): New.
6107 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6110 * tree-affine.c (aff_combination_add_elt): Handle
6111 pointer addition specially.
6113 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6115 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6116 decl is non-external for AIX ABI.
6118 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6120 * config/rs6000/predicates.md (current_file_function_operand):
6121 Ensure the symbol is non-external for AIX ABI.
6123 2007-06-28 Nick Clifton <nickc@redhat.com>
6125 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6126 (fdce, fdse, fpredictive-commoning): Likewise.
6128 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6131 * gcc.c (process_command): Recognize the new -static-libgfortran
6134 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6137 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6138 Use a call clobbered hard reg instead of a pseudo reg.
6140 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6142 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6144 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6147 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6148 REG_LIBCALL and REG_RETVAL notes.
6149 (divsi3, mulsi3): Likewise.
6150 (mulhisi3): Likewise. Use emit_libcall_block.
6151 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6153 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6155 PR rtl-optimization/32481
6156 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6158 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6160 * dce.c (deletable_insn_p_1): New function, split out from...
6161 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6162 specially, not those inside PARALLELs. Remove BODY argument
6163 and adjust recursive call accordingly.
6164 (prescan_insns_for_dce): Update call to delete_insn_p.
6166 2007-06-27 Richard Guenther <rguenther@suse.de>
6169 * tree.h (fold_convertible_p): Declare.
6170 * fold-const.c (fold_convertible_p): New function.
6171 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6172 instead of lang_hooks.types_compatible_p.
6174 2007-06-26 Jan Hubicka <jh@suse.cz>
6176 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6177 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6178 early use validate_unshare_change.
6179 (reload_combine): Likewise.
6180 * recog.c (change_t): New field unshare.
6181 (validate_change_1): Rename from validate_change; add argument unshare.
6182 (validate_change): Turn into wrapper of validate_change_1; update
6183 prototype for bools.
6184 (validate_unshare_change): New.
6185 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6186 calls of df_insn_rescan.
6187 * recog.h (validate_change): Replace ints by bools.
6188 (validate_unshare_change): Declare.
6190 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6192 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6194 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6196 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6198 2007-06-25 Jan Hubicka <jh@suse.cz>
6200 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6202 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6203 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6204 places other call site specific checks are performed.
6206 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6209 * tree-vect-transform.c (vectorizable_operation): Convert
6210 POINTER_PLUS_EXPR over to PLUS_EXPR.
6212 2007-06-25 Chao-ying Fu <fu@mips.com>
6214 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6215 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6216 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6217 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6219 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6220 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6221 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6222 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6223 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6224 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6225 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6226 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6227 ALL_FIXED_POINT_MODE_P): New define.
6228 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6230 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6232 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6233 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6234 MODE_VECTOR_UACCUM): New mode classes.
6236 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6237 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6238 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6241 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6242 (blank_mode): Initialize ibit and fbit.
6243 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6244 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6246 (new_adjust): Change required_class to required_class_from and
6247 required_class_to for testing within a range.
6248 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6249 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6251 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6252 (make_fixed_point_mode): New.
6253 (_ADD_ADJUST): Change C to C1 and C2.
6254 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6255 use a range for machine classes.
6256 (ADJUST_IBIT, ADJUST_FBIT): New.
6257 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6259 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6260 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6261 Emit adjustment for ibit and fbit.
6262 (emit_mode_ibit, emit_mode_fbit): New.
6263 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6265 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6267 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6268 as the source of the set.
6270 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6272 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6273 FP_REGNO_P): Use IN_RANGE.
6274 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6275 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6276 (DATA_REG_P): Use DATA_REGNO_P.
6277 (FP_REG_P): Use FP_REGNO_P.
6278 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6279 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6280 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6282 2007-06-24 Jan Hubicka <jh@suse.cz>
6285 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6287 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6290 * fold-const.c (fold_binary): Strip nops of operand 0
6291 of BIT_NOT_EXPR before calling operand_equal_p.
6292 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6293 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6295 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6297 * doc/extend.texi: Document that dllimport and dllexport imply
6299 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6300 imported or exported declaration, including type declarations.
6301 * c-common.c (handle_visibility_attribute): Check for conflicts
6302 with dllimport/dllexport.
6303 (c_determine_visibility): Handle dllimport/dllexport as an
6304 explicit visibility atttribute.
6306 2007-06-23 Richard Guenther <rguenther@suse.de>
6308 PR tree-optimization/16876
6310 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6312 * tree-inline.c (initialize_inlined_parameters): Do not call
6313 lang_hooks.tree_inlining.convert_parm_for_inlining.
6314 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6315 reason for mismatched types.
6316 * gimplify.c (gimplify_call_expr): Verify the call expression
6317 arguments match the called function type signature. Otherwise
6318 mark the call expression to be not considered for inlining
6319 using CALL_CANNOT_INLINE_P flag.
6320 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6321 edges call expression.
6322 (cgraph_decide_inlining_of_small_function): Likewise.
6323 (cgraph_decide_inlining): Likewise.
6324 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6326 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6327 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6328 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6330 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6331 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6333 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6334 convert_parm_for_inlining member.
6336 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6339 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6340 Remove optimization for GT.
6342 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6345 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6347 (prescan_insns_for_dce): Add extra parameter.
6349 2007-06-23 Jan Hubicka <jh@suse.cz>
6352 * gimplify.c (mark_addressable): New function.
6353 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6355 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6358 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6360 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6363 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6364 moves between MMX/SSE registers to at least 8 units to prevent
6365 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6367 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6369 * config/i386/i386.c (override_options): Correct x86_sahf
6372 2007-06-21 David Daney <ddaney@avtrex.com>
6375 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6376 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6377 (exception_receiver): Renamed to ...
6378 (nonlocal_goto_receiver): ... this.
6380 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6382 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6383 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6384 partial register accesses.
6386 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6388 * fold-const.c (debug_fold_checksum): Move it under
6389 ENABLE_FOLD_CHECKING.
6391 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6394 * tree.h (debug_fold_checksum): Declared.
6395 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6396 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6397 build_fold_addr_expr_with_type_1.
6398 (fold_addr_expr, debug_fold_checksum): New.
6399 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6400 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6403 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6405 PR tree-optimization/19590
6406 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6407 of scev is a constant.
6408 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6410 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6412 * df-problems.c (df_note_bb_compute): Made computation of live
6413 info consistent with df_lr.
6415 2007-06-21 Richard Guenther <rguenther@suse.de>
6417 PR tree-optimization/32453
6418 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6419 for pointer anti-range.
6421 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6423 * config/i386/i386.c (processor_target_table): Increase maximum
6424 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6427 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6428 byte alignment if > 8 byte alignment is preferred.
6429 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6431 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6433 PR tree-optimization/31866
6434 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6435 if ASM_EXPR's input is not a SSA_NAME.
6438 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6439 but decl is a global var, instead return decl.
6440 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6441 even for is_global_var decls, if they are private in some outer
6444 2007-06-21 Richard Guenther <rguenther@suse.de>
6446 PR tree-optimization/32451
6447 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6449 2007-06-21 Christian Bruel <christian.bruel@st.com>
6451 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6452 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6453 (push_regs): Changed saving order or banked registers.
6454 (sh_expand_epilogue): Likewise.
6455 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6456 (FIRST_BANKED_REG): Likewise.
6457 (LAST_BANKED_REG): Likewise.
6458 * config/sh/sh.md (banked) New attribute.
6459 (in_delay_slot): Check banked attribute.
6461 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6463 PR tree-optimization/32075
6464 * tree-data-ref.c (subscript_dependence_tester_1,
6465 analyze_miv_subscript, analyze_overlapping_iterations,
6466 add_distance_for_zero_overlaps, build_classic_dist_vector,
6467 subscript_dependence_tester_1, analyze_overlapping_iterations,
6468 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6469 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6470 to evolution_function_is_affine_multivariate_p.
6472 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6474 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6476 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6479 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6481 * config/m32c/prologue.md (epilogue_exitd_16): New.
6482 (epilogue_reit_16): New.
6483 (epilogue_exitd): Rename to epilogue_exitd_24.
6484 (epilogue_reit): Rename to epilogue_reit_24.
6486 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6487 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6489 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6491 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6492 if dbg_cnt (sched_insn) reaches the limit.
6493 (choose_ready): New parameter INSN_PTR and new return value.
6494 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6495 the new return value from choose_ready.
6496 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6497 (rest_of_handle_global_alloc): New global_alloc_at_func.
6499 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6501 PR tree-optimization/25737
6502 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6503 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6504 * tree-flow.h (struct fieldoff): Add new field alias_set.
6505 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6506 argument addressable_type. Set alias_set of fieldoff.
6507 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6508 (create_overlap_variables_for): Pass alias_set from fieldoff to
6510 * alias.c (get_alias_set): Use alias_set from SFT if set.
6512 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6514 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6515 of a variable as an unsigned HOST_WIDE_INT integer.
6517 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6519 PR rtl-optimization/32405
6520 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6522 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6524 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6527 * builtins.c: Include diagnostic.h.
6528 (expand_builtin_expect): Make gcc_assert more permissive.
6529 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6532 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6536 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6537 if ACCUMULATE_OUTGOING_ARGS.
6539 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6541 * config/m68hc11/m68hc11.c: Include dataflow header file.
6542 (m68hc11_reorg): Port to dataflow.
6544 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6546 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6547 (struct df_problem.free_blocks_on_set_blocks): New field.
6548 (struct dataflow.optional_p): New field.
6549 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6550 (df_live_set_all_dirty): New function.
6551 * df-scan.c (df_scan_alloc): Initialize optional_p.
6552 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6553 * df-core.c (df_set_blocks): Removed use of
6554 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6555 df_problem.free_blocks_on_set_blocks to determine which blocks are
6557 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6558 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6559 uses dataflow.optional_p to determine if problem should be
6561 (rest_of_handle_df_initialize): Only start live problem if
6563 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6564 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6565 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6566 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6567 problem_NOTE): Initialize free_blocks_on_set_blocks.
6568 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6570 (df_live_set_all_dirty, df_note_alloc): New function.
6571 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6573 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6574 * postreload.c (reload_combine): Ditto.
6575 * cse.c (cse_extended_basic_block): Ditto.
6576 * regmove.c (mark_flags_life_zones): Ditto.
6577 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6578 erase_matching_seqs): Ditto.
6579 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6580 * integrate (allocate_initial_values): Ditto.
6581 * combine.c (reg_dead_at_p): Ditto.
6582 * resource.c (mark_target_live_regs): Ditto.
6583 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6584 * config/sh/sh.c (find_r0_life_regions): Ditto.
6585 * global.c (rest_of_handle_global_alloc): Only add back df_live
6587 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6589 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6591 (if_convert): Make sure df_live is there at -O == 1.
6592 (pass_if_after_combine): Cleanup flags.
6593 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6594 is there at -O == 1.
6596 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6598 * config/arm/arm.c (arm_get_frame_offsets): Set
6599 offsets->locals_base to avoid negative stack size.
6600 (thumb1_expand_prologue): Assert on negative stack size.
6602 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6604 PR tree-optimization/32367
6605 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6606 of the chrec has no evolution in that loop.
6607 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6609 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6611 * config/xtensa/xtensa.c: Include "df.h".
6612 (xtensa_builtin_saveregs): Use adjust_address instead of
6614 (xtensa_va_start): Invoke make_tree with sizetype for
6615 expand_builtin_saveregs and then convert the result to a pointer.
6616 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6617 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6618 Subtract argument size from index value as integers and then use
6619 POINTER_PLUS_EXPR to add the result to the array address.
6621 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6624 * config/m32c/m32c.c: Include dataflow header file.
6625 (m32c_emit_prologue): Adjust for prologue insn change.
6626 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6627 once inside a PARALLEL. Assume frame size passed in operand 0
6628 includes space to save the fb register.
6629 (prologue_enter_24): Likewise.
6630 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6632 2007-06-19 David Daney <ddaney@avtrex.com
6635 * config/mips/mips.md (cprestore): Mark $gp as used.
6637 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6640 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6641 (frv_ifcvt_modify_insn): Likewise.
6643 2007-06-19 Richard Guenther <rguenther@suse.de>
6645 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6646 only handle positive offsets that fit in a HOST_WIDE_INT.
6648 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6651 result of rsqrt insn for zero input argument to avoid NaN.
6653 2007-06-19 Richard Guenther <rguenther@suse.de>
6656 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6658 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6660 PR tree-optimization/32353
6661 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6663 2007-06-19 Nick Clifton <nickc@redhat.com>
6665 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6667 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6670 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6671 * config/i386/i386.c (assign_386_stack_local): Assert that
6672 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6673 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6674 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6675 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6677 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6679 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6681 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6683 PR rtl-optimization/32321
6684 * gcse.c (replace_store_insn): Update the note before
6685 calling emit_insn_after.
6687 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6690 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6692 * df-problems.c (df_note_bb_compute): Fix dumping info.
6694 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6696 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6697 insn with emit_jump_insn.
6699 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6701 PR tree-optimization/32383
6702 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6703 * targhooks.h (default_builtin_reciprocal): Update prototype.
6704 * target.h (struct gcc_target): Update builtin_reciprocal.
6705 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6706 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6707 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6708 when fndecl is in BUILT_IN_MD class.
6709 (execute_convert_to_rsqrt): Ditto.
6711 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6712 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6713 Convert BUILT_IN_SQRTF code only when md_fn is false.
6715 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6717 * bt-load.c (move_btr_def): Fix the order of arguments
6718 to validate_replace_rtx.
6720 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6722 * config/m68k/m68k-devices.def: Add 54450..54455.
6724 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6726 PR rtl-optimization/32366
6727 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6728 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6731 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6734 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6735 this is true, rescan insn being modified.
6736 (sms_schedule): Added rescan parameter.
6737 (rest_of_handle_sms): Moved freeing of dominance info to before
6738 getting out of cfg_layout.
6740 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6742 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6743 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6746 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6747 FL_CF_EMAC from the entry for isac.
6749 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6750 (const_sibcall_operand): New.
6751 (sibcall_operand): Use it.
6752 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6753 (m68k_isas): ISAC does not imply FPU or EMAC.
6754 (override_options): Add ISA_C logic for symbolic jump & call.
6756 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6758 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6759 return mode from the builtin itself.
6760 (sparc_fold_builtin): Fix cast of zero constant.
6762 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6764 * targhooks.c (default_builtin_reciprocal): New default target hook.
6765 * targhooks.h (default_builtin_reciprocal): Add prototype.
6766 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6767 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6768 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6769 default_builtin_reciprocal.
6771 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6774 * hooks.c (hook_tree_tree_bool_null): New hook.
6775 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6776 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6777 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6778 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6779 and convert it to reciprocal a*rfunc(b).
6780 (execute_convert_to_rsqrt): New function.
6781 (gate_convert_to_rsqrt): New function.
6782 (pass_convert_to_rsqrt): New pass definition.
6783 * target.h (struct gcc_target): Add builtin_reciprocal.
6784 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6785 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6786 TARGET_BUILTIN_RECIPROCAL.
6787 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6789 * config/i386/i386.h (TARGET_RECIP): New define.
6790 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6791 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6792 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6793 and not optimizing for size.
6794 (*rcpsf2_sse): New insn pattern.
6795 (*rsqrtsf2_sse): Ditto.
6796 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6797 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6798 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6799 and not optimizing for size.
6800 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6801 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6802 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6803 and not optimizing for size.
6804 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6805 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6806 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6807 and not optimizing for size.
6808 (*sse_rsqrtv4sf2): Do not export.
6810 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6811 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6812 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6813 and not optimizing for size.
6815 * config/i386/i386.opt (mrecip): New option.
6816 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6817 (ix86_emit_swsqrtsf): Ditto.
6818 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6819 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6821 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6822 ix86_expand_unop1_builtin.
6823 (ix86_emit_swdivsf): New function.
6824 (ix86_emit_swsqrtsf): Ditto.
6825 (ix86_builtin_reciprocal): New function.
6826 (TARGET_BUILTIN_RECIPROCAL): Use it.
6827 (ix86_vectorize_builtin_conversion): Rename from
6828 ix86_builtin_conversion.
6829 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6830 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6831 "i386 and x86_64 Options" section.
6832 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6834 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6835 Zdenek Dvorak <dvorakz@suse.cz>
6836 Richard Guenther <rguenther@suse.de>
6837 Kaz Kojima <kkojima@gcc.gnu.org>
6839 * tree-vrp.c (compare_values_warnv): Convert val2 to
6841 (extract_range_from_assert): Create
6842 POINTER_PLUS_EXPR for pointer types.
6843 (extract_range_from_binary_expr): Handle
6844 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6846 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6847 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6848 POINTER_PLUS_EXPR as PLUS_EXPR.
6849 (number_of_iterations_lt_to_ne):
6850 For pointer types, use sizetype when
6851 creating MINUS_EXPR/PLUS_EXPRs.
6852 (assert_loop_rolls_lt): For pointer types, use sizetype when
6853 creating MINUS_EXPR/PLUS_EXPRs.
6854 (number_of_iterations_le): Likewise.
6855 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6856 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6857 like PLUS_EXPR and MINUS_EXPR.
6858 * tree-pretty-print.c (dump_generic_node): Handle
6860 (op_prio): Likewise.
6861 (op_symbol_1): Likewise.
6862 * optabs.c (optab_for_tree_code): Likewise.
6863 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6865 * tree-tailcall.c (process_assignment): Mention
6866 POINTER_PLUS_EXPR in a TODO comment.
6867 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6868 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6869 not used with a pointer and an integer type.
6870 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6871 increment using chrec_convert_rhs instead of chrec_convert.
6872 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6873 PLUS_EXPR except for the right hand side's type will be
6875 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6876 (fold_used_pointer_cast): Kill.
6877 (pointer_offset_p): Kill.
6878 (fold_used_pointer): Kill.
6879 (pointer_used_p): Kill.
6880 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6881 call fold_used_pointer.
6882 (instantiate_parameters_1): Convert the increment
6883 using chrec_convert_rhs instead of chrec_convert.
6884 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6885 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6886 instead of PLUS_EXPR.
6887 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6888 PLUS_EXPR for pointers.
6889 (std_gimplify_va_arg_expr): Likewise.
6890 (fold_builtin_memory_op): Likewise.
6891 (fold_builtin_strstr): Likewise.
6892 (fold_builtin_strchr): Likewise.
6893 (fold_builtin_strrchr): Likewise.
6894 (fold_builtin_strpbrk): Likewise.
6895 (expand_builtin_memory_chk): Likewise.
6896 (fold_builtin_memory_chk): Likewise.
6897 (std_expand_builtin_va_start): Use
6898 sizetype for the call to make_tree and then convert
6899 to the pointer type.
6900 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6901 instead of PLUS_EXPR for adding to a pointer.
6902 (std_gimplify_va_arg_expr): Use fold_build2 for
6903 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6904 the operands to sizetype first and then cast the BIT_AND_EXPR
6905 back to the pointer type.
6906 * fold-const.c (build_range_check): Handle pointer types
6908 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6909 of PLUS_EXPR's. Make sure the offset is converted to
6911 (try_move_mult_to_index): Strip the NOPs from the offset.
6912 Remove code argument and replace all uses with PLUS_EXPR.
6913 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6914 specially. Don't use a pointer type for MINUS_EXPR.
6915 (fold_unary): Handle for (T1)(X op Y),
6916 only p+ as that is the only as that can be handled for
6917 binary operators now.
6918 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6920 <case PLUS_EXPR>: Add folding of PTR+INT into
6922 Don't call try_move_mult_to_index.
6923 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6924 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6925 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6926 Don't call try_move_mult_to_index.
6927 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6928 (tree_expr_nonzero_p): Likewise.
6929 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6930 of PLUS_EXPR for the complex expression folding.
6931 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6932 first chrec is a pointer type, then the second should
6933 be sizetype and not the first's type.
6934 For POINTER_PLUS_EXPR, use a different right hand side type.
6935 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6936 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6937 different right hand side type.
6938 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6939 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6940 instead of PLUS_EXPR.
6941 When either operand is zero, convert the other operand.
6942 (chrec_apply): Use chrec_convert_rhs
6943 on the argument x instead of chrec_convert.
6944 (reset_evolution_in_loop): For pointer types, the new_evol
6946 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6947 different right hand side type.
6948 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6949 (chrec_convert_rhs): New function.
6950 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6951 different right hand side type.
6952 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6953 * tree-chrec.h (chrec_convert_rhs): New prototype.
6954 (build_polynomial_chrec): For pointer types, the right hand
6955 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6956 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6957 Remove subtraction case as it is always addition now.
6958 Make sure the offset is converted to sizetype.
6959 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6960 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6961 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6962 PLUS_EXPR in pointer type.
6963 Handle POINTER_PLUS_EXPR.
6964 (tree_to_aff_combination): Likewise.
6965 (force_expr_to_var_cost): Likewise.
6966 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6967 instead of PLUS_EXPR for pointers.
6968 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6969 instead of PLUS_EXPR of pointer types.
6970 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6972 (check_va_list_escapes): Likewise.
6973 (check_all_va_list_escapes): Likewise.
6974 * dwarf2out.c (loc_descriptor_from_tree_1):
6975 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6976 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6977 (string_constant): Likewise.
6978 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6979 the offset to the base, use POINTER_PLUS_EXPR.
6980 (add_to_parts): Convert the index to sizetype.
6981 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6982 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6983 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6984 Offset only holds something for PLUS_EXPR.
6985 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6987 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6989 (analyze_accesses_for_modify_stmt): Likewise.
6990 Remove comment about the type being integral type as it is
6992 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
6994 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
6996 Correct the type which the artimentic is done in (is now
6999 * tree-data-ref.c (split_constant_offset): Handle
7001 * tree-affine.c (tree_to_aff_combination): Likewise.
7002 * c-typeck.c (build_unary_op): For pointers create the increment
7003 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7005 * gimplify.c (gimplify_self_mod_expr): Create a
7006 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7007 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7008 * tree.def (POINTER_PLUS_EXPR): New tree code.
7009 * tree-predcom.c (ref_at_iteration): If we have a pointer
7010 type do the multiplication in sizetype.
7011 * tree-mudflap.c (mf_xform_derefs_1): Create a
7012 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7013 * tree-ssa-forwprop.c
7014 (forward_propagate_addr_into_variable_array_index):
7015 Don't expect there to be a cast for the index as that
7016 does not exist anymore.
7017 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7018 instead of PLUS_EXPR.
7019 Don't check for the first operand of the POINTER_PLUS_EXPR
7020 was the index as it cannot be.
7021 Call forward_propagate_addr_into_variable_array_index with
7022 the SSA_NAME instead of the statement.
7023 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7024 (compare_constant): Likewise.
7025 (copy_constant): Likewise.
7026 (compute_reloc_for_constant): Likewise.
7027 (output_addressed_constants): Likewise.
7028 (initializer_constant_valid_p): Likewise.
7029 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7030 Convert the MIN/MAX of the inner type to the outer
7031 type before comparing them.
7032 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7033 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7034 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7035 of PLUS_EXPR for pointers.
7036 * tree-inline.c (estimate_num_insns_1): Handle
7038 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7039 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7040 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7041 instead of PLUS_EXPR for the pointer increment statement.
7042 (vect_update_ivs_after_vectorizer): For pointer types, create
7043 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7044 MULT_EXPR in sizetype.
7045 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7047 * tree-object-size.c (plus_expr_object_size): Handle
7048 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7049 code which is trying to figure out which side is a pointer and
7051 (check_for_plus_in_loops_1): Likewise.
7052 (check_for_plus_in_loops): Likewise.
7053 * c-common.c (pointer_int_sum): Create a
7054 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7055 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7056 only POINTER_PLUS_EXPR. Removing all the extra
7057 code which is trying to figure out which side is a pointer and
7059 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7060 PLUS_EXPR and MINUS_EXPR.
7061 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7063 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7064 with make_tree, instead of a pointer type.
7065 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7066 for pointers instead of PLUS_EXPR.
7067 (s390_gimplify_va_arg): Likewise.
7068 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7069 instead of PLUS_EXPR when doing addition on pointer
7070 types. Use sizetype for the second operand.
7071 (spu_gimplify_va_arg_expr): Likewise.
7072 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7073 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7074 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7075 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7076 for the pointer addition and also use size_int/sizetype
7078 (ix86_gimplify_va_arg): Likewise.
7079 Perform BIT_AND_EXPR on sizetype arguments.
7080 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7081 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7082 for the pointer additions and also use size_int for the offsets.
7083 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7084 additions and also use size_int for the offsets. Perform
7085 BIT_AND_EXPR on sizetype arguments.
7086 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7087 POINTER_PLUS_EXPR for pointers and create the
7088 BIT_AND_EXPR in sizetype.
7089 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7090 instead of PLUS_EXPR for pointer addition.
7091 (rs6000_va_start): Likewise.
7092 Also use sizetype for the offset.
7093 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7094 as PLUS_EXPR/MINUS_EXPR.
7095 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7096 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7097 Don't use BIT_AND_EXPR on a pointer type, convert the
7098 expression to sizetype first.
7099 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7101 (mips_gimplify_va_arg_expr): Likewise.
7102 Don't create BIT_AND_EXPR in a pointer type.
7104 2007-06-15 Eric Christopher <echristo@apple.com>
7106 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7107 (x86_64-*-darwin*): Ditto.
7108 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7111 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7113 * doc/extend.texi: Document behavior of __attribute__((aligned))
7116 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7118 * rtlanal.c (note_stores): Improve documentation.
7120 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7122 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7123 LOCAL_LABEL_PREFIX): Delete.
7124 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7125 (bfin_internal_label): Delete.
7127 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7129 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7130 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7131 otherwise define to LIBGCC2_TF_CEXT.
7132 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7133 (LIBGCC_TF_CEXT): Ditto.
7136 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7138 PR rtl-optimization/32339
7139 * df-scan.c (df_uses_record): Don't modify flags but just add to
7140 it for df_ref_record.
7142 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7144 * tree-mudflap.c: Fix whitespace issues.
7146 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7148 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7150 2007-06-14 Eric Christopher <echristo@apple.com>
7152 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7153 (movv4sf): Use gcc_unreachable instead of abort.
7155 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7158 * config/i386/sfp-machine.h (CMPtype): New define.
7159 (mach stubs): Use CMPtype instead of int as a return type.
7161 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7163 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7164 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7165 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7166 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7167 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7168 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7169 config/soft-fp/soft-fp.h: Update from glibc CVS.
7171 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7173 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7175 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7178 * config/v850/v850.c: Include dataflow header file.
7179 (substitute_ep_register): Fix typo.
7181 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7183 * configure.ac: Fix earlier checkin.
7184 * configure: Regenerated.
7186 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7188 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7189 * aclocal.m4: Regenerate.
7190 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7191 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7192 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7193 * configure: Regenerate.
7194 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7196 * Makefile.in (quickstrap): Build libgcc too.
7198 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7200 * configure.ac: Add --enable-checking=df. Explicitly mention that
7201 the variables are initialized as for "release".
7202 * df-core.c: Use it.
7203 * configure: Regenerate.
7204 * config.in: Regenerate.
7206 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7208 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7209 validate_replace_rtx instead of replace_rtx.
7210 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7212 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7214 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7215 (DWARF2_UNWIND_INFO): Override default if configured with
7217 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7218 (ENDFILE_SPEC): Add crtend.o.
7219 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7220 (ENDFILE_SPEC): Add crtend.o.
7221 (TARGET_USE_JCR_SECTION): Define.
7222 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7224 * config/i386/cygming-crtbegin.c: New file.
7225 * config/i386/cygming-crtend.c: New file.
7227 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7229 * config/i386/w32-unwind.h: New file.
7231 2007-06-13 Eric Christopher <echristo@apple.com>
7233 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7234 the user set a value below STACK_BOUNDARY.
7236 2007-06-13 Thiemo Seufer <ths@networkno.de>
7238 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7239 imply -lpthread for -pthread.
7241 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7243 * basic-block.h: Remove the prototype for
7244 free_basic_block_vars.
7245 * cfglayout.h: Remove the prototype for
7246 insn_locators_initialize.
7247 * tree.h: Remove the prototype for emit_line_note.
7249 * tree-ssa-pre.c (mergephitemp): Remove.
7250 (init_pre): Don't use mergephitemp.
7252 2007-06-13 Eric Christopher <echristo@apple.com>
7254 * config/i386/i386.c (override_options): If we've specified
7255 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7257 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7259 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7262 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7264 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7265 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7266 (eh_store_handler): New pattern.
7267 (eh_return): Emit it instead of a plain move.
7269 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7271 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7272 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7273 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7276 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7278 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7279 (find_next_insn_start, find_load): New functions.
7280 (bfin_reorg): Use them to deal with the fact that parallel insns are
7281 no longer represented as a SEQUENCE.
7283 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7285 * config/sparc/sparc.c (sparc_override_options): Initialize
7288 2007-06-13 Dave Korn <dave.korn@artimi.com>
7290 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7293 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7295 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7296 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7297 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7298 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7299 tree-vect-transform.c: Fix comment typos. Follow spelling
7302 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7304 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7305 to the exit block use set.
7306 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7307 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7308 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7310 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7312 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7313 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7314 to indicate an error.
7315 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7317 (dbg_cnt_process_opt): Print an error on a bad argument.
7318 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7319 * common.opt (-fdbg-cnt-list): New.
7320 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7322 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7324 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7325 flag on ref-all pointers.
7327 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7330 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7331 for the offset with the modifier as EXPAND_INITIALIZER
7332 if the modifier is EXPAND_INITIALIZER.
7333 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7334 a register if we had an overflow.
7336 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7338 * real.c (real_isfinite): New.
7339 (real_sqrt): Use it.
7340 * real.h (real_isfinite): New.
7341 * builtins.c: Use it.
7343 2007-06-12 Ian Lance Taylor <iant@google.com>
7344 Daniel Berlin <dberlin@dberlin.org>
7347 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7348 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7349 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7350 (DECL_NO_TBAA_P): Define.
7351 (struct tree_decl_common): Add no_tbaa_flag field.
7352 * tree-ssa-structalias.c (struct variable_info): Add
7353 no_tbaa_pruning field.
7354 (new_var_info): Initialize no_tbaa_pruning field.
7355 (unify_nodes): Copy no_tbaa_pruning field.
7356 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7357 (dump_solution_for_var): Print no_tbaa_pruning flag.
7358 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7360 (compute_tbaa_pruning): New static function.
7361 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7362 Call compute_tbaa_pruning.
7363 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7364 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7365 * gimple-low.c (lower_stmt): Likewise.
7366 * tree-gimple.c (is_gimple_stmt): Likewise.
7367 * tree-ssa-operands.c (get_expr_operands): Likewise.
7368 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7369 * tree-inline.c (estimate_num_insns_1): Likewise.
7370 (copy_result_decl_to_var): Likewise.
7371 * expr.c (expand_expr_real_1): Likewise.
7372 * tree-pretty-print.c (dump_generic_node): Likewise.
7373 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7374 * omp-low.c (omp_copy_decl_2): Likewise.
7375 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7376 * doc/c-tree.texi (Expression trees): Document
7377 CHANGE_DYNAMIC_TYPE_EXPR.
7379 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7381 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7382 with !HONOR_NANS and !HONOR_INFINITIES.
7383 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7385 2007-06-12 Tristan Gingold <gingold@adacore.com>
7387 * gcov.c: Comments updated.
7388 (source_info): Add file_time field.
7389 (source_index): New variable.
7390 (mutiple_files): New variable.
7391 (generate_results): New function extracted from process_file.
7392 (process_file): Save and restore chain of functions, generate
7393 results and free structures only if not merging results.
7394 (release_structures): File names are now freed in create_file_names
7395 (create_file_names): Free previous file names.
7396 (find_source): File date is now read here and modifications in
7397 source files is checked here.
7398 (read_graph_file): Only reverse order of functions for the current
7400 (make_gcov_file_name): Do not generate long names if input_name is
7402 (output_lines): If merging results do not display graph, data and
7404 Checking source file modification is done in find_source.
7406 * doc/gcov.texi: Append an s to sourcefile.
7408 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7410 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7411 (forced_nop): New pattern.
7412 * config/bfin/bfin.c: Include "df.h".
7413 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7414 (bfin_discover_loop): Use df_get_live_in instead of
7415 global_live_at_start.
7416 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7417 df_analyze when done.
7418 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7419 the insns. Use QImode for the final insn in a bundle. Call
7420 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7422 (reorder_var_tracking_notes): New function.
7423 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7424 update_life_info. Call df_analyze after scheduling and bundle
7425 generation. Call reorder_var_tracking_notes if generating these
7426 notes. Call df_finish_pass at the end.
7428 2007-06-12 Dirk Mueller <dmueller@suse.de>
7430 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7431 a comparison, not an assignment.
7433 2007-06-12 Olivier Hainque <hainque@adacore.com>
7435 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7436 Request walking the subtrees only, leaving the current is_lhs/val_only
7438 (convert_non_local_reference): Likewise.
7440 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7442 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7444 2007-06-12 Richard Guenther <rguenther@suse.de>
7446 PR tree-optimization/15353
7447 PR tree-optimization/31657
7448 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7449 * timevar.def: Add TV_TREE_IFCOMBINE.
7450 * tree-pass.h (pass_tree_ifcombine): Declare.
7451 * tree-ssa-ifcombine.c: New file.
7452 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7453 * tree-flow.h (blocks_in_phiopt_order): Declare.
7454 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7455 (tree-ssa-ifcombine.o): New dependencies.
7457 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7459 PR rtl-optimization/32293
7460 * combine.c (simplify_if_then_else): Truncate return from
7461 nonzero_bits() to correct mode.
7463 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7465 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7466 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7468 2007-06-11 Diego Novillo <dnovillo@google.com>
7470 * Makefile.in (reload1.o-warn): Remove.
7472 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7474 * combine.c (subst): Use reg_overlap_mentioned_p
7475 instead of comparing register numbers directly.
7477 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7479 * reload1.c (mark_home_live_1): Use the mode parameter.
7481 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7483 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7484 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7488 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7490 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7492 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7494 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7495 from integer registers.
7496 (FP mode splitters): Handle TFmode.
7498 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7500 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7501 for ref-all pointers that point-to anything.
7503 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7505 * config/arm/arm.c (arm_output_dwarf_dtprel,
7506 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7508 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7510 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7511 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7514 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7516 * tree.c (signed_or_unsigned_type_for): New.
7517 (unsigned_type_for): Use signed_or_unsigned_type_for.
7518 (signed_type_for): Use signed_or_unsigned_type_for.
7519 * tree.h (signed_or_unsigned_type_for): New.
7520 (get_signed_or_unsigned_type): Remove.
7521 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7522 lang_hooks.types.signed_type
7523 (size_diffop): Likewise.
7524 (all_ones_mask_p): Likewise.
7525 (build_range_check): Likewise.
7526 (fold_cond_expr_with_comparison): Likewise.
7527 (fold_cond_expr_with_comparison): Likewise.
7528 (unextend): Likewise.
7529 (extract_muldiv_1): Likewise.
7530 (fold_single_bit_test_into_sign_test): Likewise.
7531 (fold_binary): Likewise.
7532 (fold_ternary): Likewise.
7533 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7534 instead of get_signed_or_unsigned_type.
7535 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7536 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7537 * expr.c (signed_or_unsigned_type_for): Use
7538 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7539 * langhooks.c (get_signed_or_unsigned_type): Remove.
7540 (lhd_signed_or_unsigned_type): Remove.
7541 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7542 signed_or_unsigned_type.
7543 (lhd_signed_or_unsigned_type): Remove.
7544 * expmed.c (make_tree): Use signed_type_for instead of
7545 lang_hooks.types.signed_type.
7546 * c-common.c (same_scalar_type_ignoring_signedness): Use
7547 c_common_signed_type instead of lang_hooks.types.signed_type.
7548 (c_common_unsigned_type): New.
7549 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7550 (shorten_compare): Use c_common_unsigned_type instead of
7551 c_common_signed_or_unsigned_type.
7552 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7554 * convert.c (convert_to_integer): Use signed_type_for instead of
7555 lang_hooks.types.signed_type.
7556 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7557 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7558 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7559 * c-format.c (check_format_types): Use c_common_unsigned_type
7560 instead of unsigned_type_for.
7561 * c-decl.c (groakdeclarator): Likewise.
7562 * c-typeck.c (convert_for_assignment): Likewise.
7563 * c-common.h (c_common_unsigned_type): New.
7565 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7568 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7569 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7571 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7574 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7575 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7577 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7578 Sebastian Pop <sebpop@gmail.com>
7580 * lambda-code.c (remove_iv): New.
7581 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7583 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7585 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7586 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7587 * tree-ssa-loop-prefetch.c: Include optabs.h.
7588 (FENCE_FOLLOWING_MOVNT): New macro.
7589 (struct mem_ref): Add independent_p and storent_p fields.
7590 (record_ref): Initalize the new fields.
7591 (gather_memory_references_ref): Return true if the reference
7593 (gather_memory_references): Check whether all memory accesses
7594 in loop were recorded.
7595 (should_issue_prefetch_p): Return false for nontemporal stores.
7596 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7597 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7598 (determine_loop_nest_reuse): Detect independent memory references.
7599 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7600 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7601 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7602 * config/i386/i386.h (x86_mfence): Declare.
7603 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7604 * config/i386/i386.c (x86_mfence): New variable.
7605 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7607 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7608 * optabs.c (init_optabs): Initialize storent_optab.
7609 * optabs.h (enum optab_index): Add OTI_storent.
7610 (storent_optab): Declare.
7611 * genopinit.c (optabs): Add initialization for storent_optab.
7612 * tree.h (MOVE_NONTEMPORAL): New macro.
7613 * expr.c (expand_assignment, store_expr, store_constructor_field,
7614 store_constructor, store_field, expand_expr_real_1): Propagate
7615 nontemporality of the expanded store.
7616 (emit_storent_insn): New function.
7617 * expr.h (expand_assignment, store_expr): Declaration changed.
7618 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7619 to expand_assignment.
7620 * stmt.c (expand_asm_expr): Ditto.
7621 * calls.c (initialize_argument_information): Pass false as
7622 nontemporality to store_expr.
7623 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7626 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7628 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7630 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7632 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7634 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7635 and allow DECL_P here.
7637 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7639 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7640 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7641 track of the size of the expression.
7642 * cfghooks.c (merge_blocks): Remove block from loops structure only
7643 after call of the merge_blocks hook.
7645 2007-06-09 Tom Tromey <tromey@redhat.com>
7647 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7648 (deprecated_state): Removed.
7649 (start_decl): Update.
7650 (enum deprecated_states): Moved earlier.
7651 (groktypename): Update.
7652 (push_parm_decl): Likewise.
7653 (grokfield): Likewise.
7654 (start_function): Likewise.
7656 2007-06-09 Ian Lance Taylor <iant@google.com>
7658 PR tree-optimization/32169
7659 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7660 CONVERT_EXPR, check whether min and max both converted to an
7661 overflow infinity representation.
7663 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7665 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7666 not inserted on the edge.
7668 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7670 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7671 instructions if they are supported.
7672 (__divsi3, __umodsi3, __modsi3): Likewise.
7673 (__ashldi3, __ashrdi3, __lshrdi3): New.
7674 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7676 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7677 Tony Linthicum <tony.linthicum@amd.com>
7679 * doc/invoke.texi: Add fvect-cost-model flag.
7680 * common.opt (fvect-cost-model): New flag.
7681 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7682 cost fields in stmt_vec_info struct for STMT.
7683 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7684 fields in stmt_vec_info struct and access functions for the same.
7685 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7686 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7687 load, store and vector to scalar operation.
7688 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7689 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7690 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7691 (TARG_VEC_STORE_COST): Define cost of vector store.
7692 (vect_estimate_min_profitable_iters): Define new function.
7693 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7694 check to evaluate if loop iterations are less than minimum profitable
7695 iterations determined by cost model or minimum vect loop bound defined
7696 by user, whichever is more conservative.
7697 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7698 run-time check to evaluate if loop iterations are less than minimum
7699 profitable iterations determined by cost model or minimum vect loop
7700 bound defined by user, whichever is more conservative.
7701 (vect_estimate_min_profitable_iterations): New function to estimate
7702 mimimimum iterartions required for vector version of loop to be
7703 profitable over scalar version.
7704 (vect_model_reduction_cost): New function.
7705 (vect_model_induction_cost): New function.
7706 (vect_model_simple_cost): New function.
7707 (vect_cost_strided_group_size): New function.
7708 (vect_model_store_cost): New function.
7709 (vect_model_load_cost): New function.
7710 (vectorizable_reduction): Call vect_model_reduction_cost during
7712 (vectorizable_induction): Call vect_model_induction_cost during
7714 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7715 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7716 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7717 vectorizable_promotion, vectorizable_demotion): Call
7718 vect_model_simple_cost during analysis phase.
7720 2007-06-08 Simon Baldwin <simonb@google.com>
7722 * reg-stack.c (get_true_reg): Readability change. Moved default case
7723 label into direct switch statement scope.
7725 2007-06-08 Simon Baldwin <simonb@google.com>
7727 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7728 in gcc_assert() with '==' comparison.
7730 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7732 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7733 TARGET_ABM handling of x86_popcnt variable.
7735 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7737 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7738 __builtin_copysignq and __builtin_infq built-in functions.
7740 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7742 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7743 SSE4.2 section. Correct built-in function names in SSE4A section.
7745 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7747 PR tree-optimization/32243
7748 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7749 for ncopies after ratio check between nunits_out and nunits_in.
7750 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7752 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7754 PR tree-optimization/32224
7755 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7756 vectorization upon a non GIMPLE_MODIFY_STMT.
7758 2007-06-08 Christian Bruel <christian.bruel@st.com>
7761 * config/sh/sh.md (doloop_end): New pattern and splitter.
7762 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7764 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7767 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7769 (verify_dominators): Do not change dominance tree.
7771 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7773 * config/sh/constraints.md: New file.
7774 * config/sh/sh.c: Include tm-constrs.h.
7775 (reg_class_from_letter): Remove.
7776 (prepare_cbranch_operands): Use satisfies_constraint_*
7777 function instead of macro.
7778 (andcosts, broken_move, sh_secondary_reload): Likewise.
7779 * config/sh/predicates.md (trapping_target_operand): Likewise.
7780 (and_operand, arith_operand, arith_reg_or_0_operand,
7781 cmp_operand, logical_operand, target_operand,
7782 ua_address_operand, ua_offset, xor_operand): Likewise.
7783 * config/sh/sh.md: Include constraints.md.
7784 (*movsicc_t_false): Use satisfies_constraint_* function
7786 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7787 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7788 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7789 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7790 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7791 (REG_CLASS_FROM_CONSTRAINT): Remove.
7792 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7793 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7794 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7795 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7796 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7797 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7798 function instead of macro.
7799 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7800 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7801 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7802 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7803 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7804 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7805 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7806 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7807 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7808 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7809 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7810 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7811 EXTRA_CONSTRAINT_STR): Likewise.
7812 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7814 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7816 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7818 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7821 * c-common.h (flag_cpp0x): Replaced by...
7822 (cxx_dialect): ... this new variable specifying the C++ dialect that
7824 * c-common.c (flag_cpp0x): Removed.
7825 (cxx_dialect): Defined.
7826 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7828 * c-opts.c (c_common_post_options): Likewise.
7829 (set_std_cxx98): Set cxx_dialect to cxx98.
7830 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7832 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7833 Hui-May Chang <hm.chang@apple.com>
7835 * doc/invoke.texi (Darwin Options): Update documentation for
7836 -mmacosx-version-min.
7837 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7838 * config/darwin-driver.c: New file.
7839 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7840 * config/t-darwin (darwin-driver.o): New rule.
7842 * config/darwin-c.c (version_as_macro): Ignore low digit.
7844 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7846 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7847 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7848 (CSGNMODE): New mode macro.
7849 (CSGNVMODE): New mode attribute.
7850 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7851 expander using CSGNMODE mode macro. Handle TFmode.
7852 (copysign<mode>3_const): Rename from copysignsf3_const and
7853 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7855 (copysign<mode>3_var): Rename from copysignsf3_var and
7856 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7858 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7859 mode macro. Handle TFmode.
7860 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7861 (iortf3, *iortf3): Ditto.
7862 (xortf3, *xortf3): Ditto.
7863 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7864 TFmode and TImode masks.
7865 (ix86_expand_copysign): Expand TFmode copysign insn.
7866 (IX86_BUILTIN_INFQ): New.
7867 (IX86_BUILTIN_FABSQ): Ditto.
7868 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7869 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7870 [__builtin_fabsq]: Ditto.
7871 [__builtin_copysignq]: Ditto.
7872 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7873 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7874 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7875 ix86_expand_binop_builtin().
7877 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7879 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7881 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7884 * rtl.h (push_to_sequence2): New.
7885 * emit-rtl.c (push_to_sequence2): New.
7886 * function.c (assign_parm_data_all): Add new fields.
7887 (assign_parm_setup_block): Call push_to_sequence2 instead of
7889 (assign_parm_setup_reg): Ditto.
7890 (assign_parm_setup_stack): Ditto.
7891 (assign_parms_unsplit_complex): Ditto.
7892 (assign_parms): Change field name.
7894 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7896 PR tree-optimization/32220
7897 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7898 phi node is reached before defining statement.
7900 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7903 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7904 after changing the right hand side of the assignment.
7906 2007-06-06 Eric Christopher <echristo@apple.com>
7908 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7909 (x86_64-*-darwin*): Ditto.
7910 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7911 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7913 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7915 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7917 (add_key): Likewise.
7918 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7919 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7921 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7923 (add_cost_one_coalesce): Likewise.
7924 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7925 variable names. Rename orig to orig_name for consistency.
7926 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7928 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7930 (record_equivalences_from_stmt): Likewise.
7931 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7932 the coding conventions.
7933 (memory_ssa_name_same): Likewise.
7934 (dse_optimize_stmt): Likewise.
7935 (dse_record_phis): Likewise.
7936 (dse_finalize_block): Likewise.
7937 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7938 keywords as variable names.
7939 (may_move_till): Cast according to the coding conventions.
7940 (force_move_till_expr): Avoid using C++ keywords as variable names.
7941 (force_move_till): Cast according to the coding conventions.
7942 (memref_hash): Likewise.
7943 (memref_eq): Likewise.
7944 (gather_mem_refs_stmt): Likewise.
7945 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7946 using C++ keywords as variable names.
7947 (idx_find_step): Cast according to the coding conventions.
7948 (idx_record_use): Likewise.
7949 (find_depends): Likewise.
7950 (prepare_decl_rtl): Likewise.
7951 (mbc_entry_hash): Likewise.
7952 (mbc_entry_eq): Likewise.
7953 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7954 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7955 (idx_infer_loop_bounds): Cast according to the coding conventions.
7956 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7957 * tree-ssa-math-opts.c (occ_new ): Likwise.
7958 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7960 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7962 (add_use_op): Likewise.
7963 (add_vop): Likewise.
7964 (add_vuse_op): Likewise.
7965 (add_vdef_op): Likewise.
7966 (get_expr_operands): Likewise.
7967 (push_stmt_changes): Use type safe memory macros.
7968 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7969 keywords as variable names.
7970 (conditional_replacement): Likewise.
7971 (minmax_replacement): Likewise.
7972 (abs_replacement): Likewise.
7973 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7975 (insert_fake_stores): Avoid using C++ keywords as variable names.
7976 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7978 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7979 (heapvar_insert): Use type safe memory macros.
7980 (new_var_info): Cast according to the coding conventions.
7981 (new_constraint): Likewise.
7982 (remove_preds_and_fake_succs): Use type safe memory macros.
7983 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7985 (thread_single_edge): Likewise.
7986 (thread_through_loop_header): Likewise.
7988 2007-06-06 Eric Christopher <echristo@apple.com>
7990 * config/i386/i386.c (override_options): Move handling
7991 of TARGET_SUBTARGET* earlier.
7993 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
7995 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
7998 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8000 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8001 emited outside of basic block.
8002 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8004 * rtl.h (delete_insn_chain): Declaration changed.
8005 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8007 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8008 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8009 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8010 to delete_insn_chain.
8011 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8012 do not have bb field set.
8013 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8015 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8016 * cfgcleanup.c (try_optimize_cfg): Ditto.
8018 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8020 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8021 (lambda_body_vector_new): Use type safe memory macros.
8022 (lambda_linear_expression_new): Likewise.
8023 (lambda_loopnest_new): Likewise.
8024 (lambda_lattice_new): Likewise.
8025 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8026 conventions. Use type safe memory macros.
8027 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8028 (lambda_body_vector_s): Likewise.
8029 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8030 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8032 2007-06-06 Richard Guenther <rguenther@suse.de>
8034 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8035 if we need to schedule cfg_cleanup.
8036 (tree_ssa_forward_propagate_single_use_vars): Do so.
8038 2007-06-06 Ian Lance Taylor <iant@google.com>
8040 * fold-const.c (merge_ranges): If range_successor or
8041 range_predecessor fail, just return 0.
8043 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8045 PR tree-optimization/32216
8046 * tree-vectorizer.c (supportable_widening_operation): Determine
8047 signedness of FIX_TRUNC_EXPR from output operand.
8048 (supportable_narrowing_operation): Ditto.
8049 * tree-vect-generic.c (expand_vector_operations_1): Determine
8050 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8053 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8055 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8056 (struct pta): ...from here. Change flags to unsigned to avoid
8057 excessive casting (as it is used as a bit mask).
8058 (override_options): Add casts according to the coding convenventions.
8059 (x86_64_elf_unique_section): Likewise.
8060 (examine_argument): Avoid using C++ keywords as variable names.
8061 (construct_container): Likewise.
8062 (legitimize_pic_address): Likewise.
8063 (get_dllimport_decl): Cast according to the coding conventions. Use
8064 type safe memory macros.
8065 (legitimize_address): Cast according to the coding conventions.
8066 (emit_i387_cw_initialization): Corrected the type of slot to enum
8068 (ix86_init_machine_status): Use type safe memory macros.
8069 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8070 (bdesc_pcmpistr): Likewise.
8071 (bdesc_crc32): Likewise.
8072 (bdesc_sse_3arg): Likewise.
8073 (bdesc_2arg): Likewise.
8074 (bdesc_1arg): Likewise.
8075 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8076 (ix86_expand_sse_pcmpistr): Likewise.
8077 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8078 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8079 int to match the langhook definition.
8080 (ix86_builtin_conversion): Change the type of code to unsigned init to
8081 match the langhook definition.
8082 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8084 (ix86_preferred_output_reload_class): Likewise.
8085 (ix86_cannot_change_mode_class): Likewise.
8086 (ix86_memory_move_cost): Likewise.
8087 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8088 avoid excessive casting later on.
8089 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8091 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8094 as flags setting insn.
8095 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8097 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8099 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8100 (UNSPEC_ROUND): New.
8101 ("sse4_1_round<mode>2"): New insn pattern.
8102 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8104 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8105 expander using SSEMODEF mode macro. Expand using
8106 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8107 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8108 expander using SSEMODEF mode macro. Expand using
8109 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8110 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8111 expander using SSEMODEF mode macro. Expand using
8112 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8113 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8114 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8115 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8118 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8119 Sebastian Pop <sebpop@gmail.com>
8121 * lambda.h (build_linear_expr): New.
8122 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8123 Use build_linear_expr, call fold and force_gimple_operand.
8124 (lambda_loopnest_to_gcc_loopnest): Check that there is
8125 something to insert.
8126 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8128 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8130 PR preprocessor/23479
8131 * doc/extend.texi: Document the 0b-prefixed binary integer
8134 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8136 PR tree-optimization/32215
8137 * tree-vectorizer.c (supportable_widening_operation): Return false
8138 for unsupported FIX_TRUNC_EXPR tree code.
8139 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8141 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8143 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8144 register on SPE targets. Change documentation to reflect
8146 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8147 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8148 out of the register allocation pool.
8149 (rs6000_reg_live_or_pic_offset_p): New function.
8150 (rs6000_emit_prologue): Move the actual saving of LR up to free
8151 r0 for holding r11. Split saving of SPE 64-bit registers into
8152 its own case. Ensure that offsets will always be in-range for
8153 'evstdd' by using r11 as a scratch register to point at the start
8154 of the SPE save area. Save r11 if necessary, as it is the static
8156 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8157 into its own case. Ensure that offsets will always be in-range
8158 for 'evldd' by using r11 as a scratch register to point at the
8159 start of the SPE save area. Also adjust r11 when restoring
8160 the stack pointer to compensate for pre-loading r11.
8162 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8164 * cfg.c (init_flow): Use type safe memory macros.
8165 (alloc_block): Likewise.
8166 (unchecked_make_edge): Likewise.
8167 (dump_flow_info): Avoid using C++ keywords as variable names.
8168 (copy_original_table_clear): Cast according to the coding conventions.
8169 (copy_original_table_set): Likewise.
8170 * cfgexpand (label_rtx_for_bb): Likewise.
8171 (expand_gimple_basic_block): Likewise.
8172 * cfghooks.c (dump_bb): Likewise.
8173 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8175 (lv_add_condition_to_bb): Likewise.
8176 * cfglayout (relink_block_chain): Cast according to the coding
8178 (fixup_reorder_chain): Likewise.
8179 (fixup_fallthru_exit_predecessor): Likewise.
8180 * cfgloop.c (glb_enum_p): Likewise.
8181 (get_exit_description): Likewise.
8182 (dump_recorded_exit): Likewise.
8183 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8184 (struct loop): ... from here.
8185 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8187 * cfgrtl.c (rtl_create_basic_block): Likewise.
8188 (rtl_split_block): Likewise.
8189 (rtl_dump_bb): Likewise.
8190 (cfg_layout_split_block): Likewise.
8191 (init_rtl_bb_info): Use typesafe memory macros.
8193 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8194 * graphds.h: Updated all usages of edge to graph_edge.
8195 * graphds.c: Likewise.
8196 * cfgloopanal.c: Likewise.
8198 2007-06-05 Ian Lance Taylor <iant@google.com>
8200 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8201 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8202 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8204 (test_for_singularity): Likewise.
8206 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8208 * config/i386/constraints.md ("Y2"): Replaced by ...
8210 * config/i386/i386.md: Likewise.
8211 * config/i386/mmx.md: Likewise.
8212 * config/i386/sse.md: Likewise.
8214 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8216 * config/i386/constraints.md ("z"): Replaced by ...
8218 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8219 (sse4_1_blendvps): Likewise.
8220 (sse4_1_pblendvb): Likewise.
8221 (sse4_2_pcmpestr): Likewise.
8222 (sse4_2_pcmpestrm): Likewise.
8223 (sse4_2_pcmpestr_cconly): Likewise.
8224 (sse4_2_pcmpistr): Likewise.
8225 (sse4_2_pcmpistrm): Likewise.
8226 (sse4_2_pcmpistr_cconly): Likewise.
8228 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8230 * matrix-reorg.c (transform_access_sites): Fix computation.
8231 (transform_allocation_sites): Same.
8233 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8235 * config/i386/i386.c (override_options): Use
8236 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8238 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8240 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8241 (nonimm_not_xmm0_operand): Ditto.
8242 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8243 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8244 as operand[2] predicate. Require "z" class XMM register for
8245 operand[3]. Adjust asm template.
8246 ("sse4_1_blendvpd"): Ditto.
8247 ("sse4_1_pblendvb"): Ditto.
8248 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8249 force op2 into xmm0 register for variable blend instructions.
8251 2007-06-04 Tom Tromey <tromey@redhat.com>
8253 * c-tree.h (start_enum): Update.
8254 (build_enumerator): Likewise.
8255 * c-decl.c (enum_next_value): Removed.
8256 (enum_overflow): Likewise.
8257 (start_enum): Add c_enum_contents argument. Don't use globals.
8258 (build_enumerator): Likewise.
8259 * c-tree.h (struct c_enum_contents): New struct.
8261 2007-06-04 Tom Tromey <tromey@redhat.com>
8263 * c-common.c (c_common_get_alias_set): Fix indentation.
8265 2007-06-04 Ian Lance Taylor <iant@google.com>
8267 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8268 to overflow, reduce overflow infinity to regular infinity.
8269 (vrp_var_may_overflow): New static function.
8270 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8272 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8274 * stor-layout.c (layout_type): Remove duplicate code.
8276 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8279 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8280 before build_common_builtin_nodes ().
8282 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8285 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8287 2007-06-04 Jan Hubicka <jh@suse.cz>
8289 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8290 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8291 instead of _stat version.
8293 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8295 PR tree-optimization/32194
8296 * tree-predcom.c (determine_offset): Check that both references have
8299 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8301 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8302 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8303 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8304 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8305 Add argument to iterate_fix_dominators call.
8306 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8307 * gcse.c (hoist_code): Change domby to vector.
8308 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8309 Add argument to iterate_fix_dominators call.
8310 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8311 recompute_dominator.
8312 * lambda-code.c (perfect_nestify): Ditto.
8313 * cfgloopanal.c: Include graphds.h.
8314 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8315 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8316 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8318 * graphds.c: New file.
8319 * graphds.h: New file.
8320 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8321 (get_dominated_by, get_dominated_by_region): Change return type to
8323 (verify_dominators): Recompute all dominators and compare the results.
8324 (recount_dominator): Renamed to ...
8325 (recompute_dominator): ... this. Do not check that the block is
8327 (iterate_fix_dominators): Reimplemented.
8328 (prune_bbs_to_update_dominators, root_of_dom_tree,
8329 determine_dominators_for_sons): New functions.
8330 * et-forest.c (et_root): New function.
8331 * et-forest.h (et_root): Declare.
8332 * Makefile.in (graphds.o): Add.
8333 (cfgloopanal.o): Add graphds.h dependency.
8334 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8335 * basic-block.h (get_dominated_by, get_dominated_by_region,
8336 iterate_fix_dominators): Declaration changed.
8337 (recount_dominator): Renamed to ...
8338 (recompute_dominator): ... this.
8339 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8340 (thread_through_all_blocks): Do not free dominance info.
8342 2007-06-03 Andreas Schwab <schwab@suse.de>
8344 * config/m68k/m68k.c (override_options): Don't override
8346 * config/m68k/m68k-modes.def (SF, DF): Define to use
8347 motorola_single_format and motorola_double_format, resp.
8348 * real.c (motorola_single_format): Renamed from
8349 coldfire_single_format.
8350 (motorola_double_format): Renamed from coldfire_double_format.
8351 (encode_ieee_extended): Generate a proper canonical NaN image
8352 respecting canonical_nan_lsbs_set.
8353 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8355 * real.h: Adjust declarations.
8357 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8360 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8361 the symbol is generated with the stack protector.
8363 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8365 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8366 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8368 * doc/extend.texi (interrupt): Mention m68k.
8370 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8372 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8373 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8374 (ix86_expand_sse_pcmpestr): Do not check operands for
8375 "register_operand", when insn operand predicate is "register_operand".
8376 (ix86_expand_sse_pcmpistr): Ditto.
8378 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8379 Uros Bizjak <ubizjak@gmail.com>
8381 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8382 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8383 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8384 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8385 * config/i386/constraints.md ("z"): New register constraint
8386 for members of SSE_FIRST_REG class.
8387 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8388 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8389 SSE_FIRST_REG class.
8390 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8391 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8392 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8393 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8394 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8395 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8396 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8397 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8398 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8399 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8400 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8401 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8402 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8403 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8404 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8405 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8406 (struct builtin_description): Change "flag" field to unsigned.
8407 (bdesc_pcmpestr): New builtin description table.
8408 (bdesc_pcmpistr): Likewise.
8409 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8410 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8411 Initialize pcmp[ei]str[im] insns for SSE4.2.
8412 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8413 (ix86_expand_sse_pcmpistr): Likewise.
8414 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8415 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8416 (UNSPEC_PCMPISTR): Likewise.
8417 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8418 (sse4_2_pcmpestri):New isns pattern.
8419 (sse4_2_pcmpestrm): Likewise.
8420 (sse4_2_pcmpestr_cconly): Likewise.
8421 (sse4_2_pcmpistr): New insn patern and splitter.
8422 (sse4_2_pcmpistri):New isns pattern.
8423 (sse4_2_pcmpistrm): Likewise.
8424 (sse4_2_pcmpistr_cconly): Likewise.
8425 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8428 2007-06-01 David Daney <ddaney@avtrex.com>
8430 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8431 LOADGP_ABSOLUTE and not binds_local_p.
8433 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8435 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8437 2007-06-01 Ian Lance Taylor <iant@google.com>
8439 * tree-vrp.c (compare_name_with_value): Always set
8440 used_strict_overflow if we get a result from the variable itself.
8442 2007-06-01 Ian Lance Taylor <iant@google.com>
8444 PR rtl-optimization/31455
8445 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8446 subregs which have a cast between modes which are not tieable.
8448 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8450 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8451 breaks after return statements.
8453 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8455 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8456 only after no_new_pseudos.
8458 2007-05-31 Eric Christopher <echristo@apple.com>
8460 * expr.c (convert_move): Assert that we don't have a BLKmode
8462 (store_expr): Handle BLKmode moves by calling emit_block_move.
8464 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8466 * c-typeck.c (build_indirect_ref): Include type in error message.
8467 (build_binary_op): Pass types to binary_op_error.
8468 * c-common.c (binary_op_error): Take two type arguments, print out
8470 * c-common.h (binary_op_error): Update prototype.
8472 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8474 * config/i386/i386.c: Correct coments on -mno-sse4.
8476 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8478 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8479 (x86_64-*-*): Likewise.
8480 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8481 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8482 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8483 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8484 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8485 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8486 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8487 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8488 (OPTION_MASK_ISA_SSE4): Likewise.
8489 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8490 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8491 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8492 (override_options): Support SSE4.2.
8493 (ix86_build_const_vector): Support SImode and DImode.
8494 (ix86_build_signbit_mask): Likewise.
8495 (ix86_expand_int_vcond): Support V2DImode.
8496 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8497 (IX86_BUILTIN_CRC32HI): Likewise.
8498 (IX86_BUILTIN_CRC32SI): Likewise.
8499 (IX86_BUILTIN_CRC32DI): Likewise.
8500 (IX86_BUILTIN_PCMPGTQ): Likewise.
8501 (bdesc_crc32): Likewise.
8502 (bdesc_sse_3arg): Likewise.
8503 (ix86_expand_crc32): Likewise.
8504 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8505 (ix86_expand_builtin): Likewise.
8506 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8507 __SSE4_2__ for -msse4.2.
8508 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8509 (CRC32MODE): Likewise.
8510 (crc32modesuffix): Likewise.
8511 (crc32modeconstraint): Likewise.
8512 (sse4_2_crc32<mode>): Likewise.
8513 (sse4_2_crc32di): Likewise.
8514 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8516 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8517 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8518 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8519 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8520 (vcondu<mode>): Likewise.
8521 * doc/extend.texi: Document SSE4.2 built-in functions.
8522 * doc/invoke.texi: Document -msse4.2/-msse4.
8524 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8526 PR tree-optimization/32160
8527 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8528 variable as gimple reg.
8529 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8531 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8533 * gcc.c (main): Don't consider linker options when issuing the
8534 warning about a linker input file not being used.
8536 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8538 * tree-vrp.c (compare_names): Initialize sop.
8540 2007-05-30 Dirk Mueller <dmueller@suse.de>
8542 * cgraphunit.c (cgraph_analyze_function): Remove
8543 computation of inline parameters.
8545 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8549 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8551 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8552 Add vx-common.h. Include vxworks.h between vx-common.h and
8554 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8556 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8557 (TARGET_ASM_DESTRUCTOR): Likewise.
8558 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8559 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8560 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8561 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8562 (VXWORKS_ENDIAN_SPEC): Define.
8563 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8564 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8565 VXWORKS_* equivalents.
8566 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8567 (ASM_FILE_START): Delete.
8568 (TARGET_VERSION): Reformat.
8569 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8570 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8571 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8572 (FPBIT, DPBIT): Define.
8573 (fp-bit.c, dp-bit.c): New rules.
8574 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8575 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8576 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8577 * config/arm/arm.h: Include vxworks-dummy.h.
8578 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8579 Mark with ATTRIBUTE_UNUSED.
8580 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8581 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8582 make it incompatible with -msingle-pic-base.
8583 (arm_function_ok_for_sibcall): Return false for calls that might
8584 go through a VxWorks PIC PLT entry.
8585 (require_pic_register): New function, split out from...
8586 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8588 (arm_load_pic_register): Handle the VxWorks RTP initialization
8589 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8590 (arm_emit_call_insn): New function.
8591 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8592 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8593 (pic_offset_arm): New pattern.
8594 (call, call_value): Use arm_emit_call_insn.
8595 (call_internal, call_value_internal): New expanders.
8596 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8597 VxWorks unless __PIC__.
8599 2007-05-30 Eric Christopher <echristo@gmail.com>
8601 * genrecog.c: Include regs.h in generated file.
8602 * genemit.c: Ditto. Fix up formatting.
8603 * config/mn10300/constraints.md: New.
8604 * config/mn10300/mn10300.md: Include.
8605 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8606 Fix up for removed macro.
8607 * config/mn10300/predicates.md (call_address_operand): Ditto.
8608 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8609 (CONST_OK_FOR_I): Ditto.
8610 (CONST_OK_FOR_J): Ditto.
8611 (CONST_OK_FOR_K): Ditto.
8612 (CONST_OK_FOR_L): Ditto.
8613 (CONST_OK_FOR_M): Ditto.
8614 (CONST_OK_FOR_N): Ditto.
8615 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8619 (EXTRA_CONSTRAINT): Ditto.
8621 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8625 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8626 OPTION_MASK_ISA_64BIT.
8627 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8629 2007-05-30 Richard Guenther <rguenther@suse.de>
8632 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8633 types for comparison.
8634 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8635 with original typed arguments.
8636 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8638 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8640 PR tree-optimization/31769
8641 * except.c (duplicate_eh_regions): Clear prev_try if
8642 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8644 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8646 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8647 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8648 bsi of the location where statements should be inserted.
8649 (sink_code_in_bb): Take bsi from statement_sink_location.
8650 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8651 instead of bsi_start.
8652 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8654 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8655 (bsi_move_before): Document inconsistency with bsi_move_after.
8656 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8658 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8660 * config/i386/i386.h (TARGET_ABM): New define.
8661 (TARGET_POPCNT): Ditto.
8662 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8663 New temporary defines to redefine from OPTION_ISA_* defines.
8664 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8665 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8666 (ix86_isa_flags): New extern int declaration.
8667 (TARGET_SUBTARGET_DEFAULT): New define.
8668 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8669 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8670 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8671 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8672 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8673 * config/i386/darwin.h: Change TARGET_64BIT define to
8676 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8677 using existing "ix86_isa_flags" varible.
8678 (m32, m64): Use existing "ix86_isa_flags" variable.
8679 (mmmx, m3dnow): Ditto.
8680 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8681 (mabm): Define as non-negative option using "x86_abm" variable.
8682 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8684 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8685 Rewrite feature test bitmap.
8686 (ix86_isa_flags): New initialized global int varible.
8687 (ix86_isa_flags_explicit): New static int variable.
8688 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8689 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8690 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8691 target_flags_explicit.
8692 (override_options): Remove "target_enable" and "target_disable" fields
8693 from "struct ptt". Update processor_target_table accordingly. Remove
8694 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8695 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8696 "target_flags" and "ix86_isa_flags_explicit" instead of
8697 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8698 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8699 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8700 to true when either of PTA_POPCNT or PTA_ABM is set in
8701 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8702 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8703 processor_alias_table flags entry. Remove handling of
8704 "target_enable" and "target_disable" fields of processor_target_table.
8705 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8706 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8707 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8708 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8709 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8711 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8713 2007-05-29 David Daney <ddaney@avtrex.com>
8716 * config/mips/mips.c (mips_output_mi_thunk): Emit
8717 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8719 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8720 * config/i386/i386.c (ix86_function_regparm): Added checking of
8721 ix86_force_align_arg_pointer to determine the number of
8722 register parameters.
8724 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8726 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8727 (SET_DR_MISALIGNMENT): New.
8728 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8729 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8730 Use SET_DR_MISALIGNMENT.
8731 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8733 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8734 find_loop_nest): Export.
8735 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8736 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8737 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8738 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8740 (struct mem_ref): Add field reuse_distance.
8741 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8742 Initialize reuse_distance field.
8743 (issue_prefetch_ref): Select temporality of prefetch according to
8745 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8746 self_reuse_distance, determine_loop_nest_reuse): New functions.
8747 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8748 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8749 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8752 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8754 * tree-ssa-alias.c: Add aliasing overview.
8756 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8757 Danny Smith <dannysmith@users.sourceforge.net>
8760 * config/i386/t-crtfm: Compile crtfastmath.o with
8761 -minline-all-stringops.
8762 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8763 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8765 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8767 * doc/md.texi: Document constraints on HP PA-RISC.
8769 * pa/constraints.md: New file.
8770 * pa.md: Include constraints.md.
8771 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8772 (integer_store_memory_operand, ldil_cint_p): New functions.
8773 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8774 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8775 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8776 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8777 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8779 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8782 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8783 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8784 case POSTDECREMENT_EXPR>): Return the error_mark_node
8785 if either the real or imaginary parts would an
8788 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8790 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8791 name when we remove it from a call.
8793 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8795 * targhooks.c (default_narrow_bitfield): Remove.
8796 * targhooks.h: Remove the prototype for
8797 default_narrow_bitfield.
8799 * langhooks-def.h: Remove the prototype for
8800 hook_get_alias_set_0.
8801 * langhooks.c (hook_get_alias_set_0): Remove.
8803 * global.c (EXECUTE_IF_CONFLICT): Remove.
8805 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8808 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8809 return true when truth_value_p is true and the type
8812 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8814 * doc/install.texi (Prerequisites): We no longer require Autoconf
8815 2.13 for the top-level.
8817 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8819 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8820 memory access via x86_expand_vector_move_misalign() only for
8821 TImode values on 32-bit targets.
8823 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8825 * matrix-reorg.c: New file. Implement matrix flattening and
8826 transposing optimization.
8827 * tree-pass.h: Add matrix reorg pass.
8828 * common.opt: Add fipa-mreorg flag.
8829 * Makefile.in: Add matrix-reorg.c.
8830 * passes.c: Add matrix reorg pass.
8831 * varpool.c (add_new_static_var): New function.
8832 * cgraph.h (add_new_static_var): Declare.
8834 2007-05-27 Eric Christopher <echristo@apple.com>
8836 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8837 sp_offset depending on stack size. Save r12 depending
8838 on registers we're saving later.
8839 (rs6000_emit_epilogue): Update sp_offset depending only
8842 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8844 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8845 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8846 * ifcvt.c (if_convert): Ditto.
8847 * tree-ssa-threadupdate.c (thread_block): Ditto.
8848 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8849 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8850 verify_loop_closed_ssa): Check number_of_loops instead of
8852 * predict.c (tree_estimate_probability): Ditto.
8853 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8854 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8855 * modulo-sched.c (sms_schedule): Ditto.
8856 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8857 (scev_finalize): Do not do anything if scev analysis was not
8859 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8860 current_loops == NULL.
8861 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8862 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8864 (loop_optimizer_finalize): Assert that loops were analyzed.
8865 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8866 rtl_doloop): Check number_of_loops instead of current_loops.
8867 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8868 current_loops == NULL.
8869 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8870 gate_tree_vectorize tree_linear_transform, check_data_deps,
8871 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8872 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8873 Check number_of_loops instead of current_loops.
8874 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8875 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8876 free loops if available.
8877 (execute_pre): Do not pass do_fre to fini_pre.
8879 2007-05-27 Tobias Burnus <burnus@net-b.de>
8882 * real.c (mpfr_from_real): Fix sign of -Inf.
8884 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8886 * tree-vect-transform.c (vectorizable_conversion): Initialize
8887 tree_code variables to ERROR_MARK.
8888 (vectorizable_type_demotion): Likewise.
8889 (vectorizable_type_promotion): Likewise.
8891 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8894 * config/i386/i386.md (movti): Handle push operands via
8897 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8899 * basic-block.h: Remove the prototype for merge_seq_blocks.
8900 * cfgcleanup.c (merge_seq_blocks): Remove.
8902 * tree-flow.h: Remove the prototype for is_aliased_with.
8903 * tree-ssa-alias.c (is_aliased_with): Remove.
8905 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8907 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8909 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8911 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8912 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8913 (vec_unpacks_hi_v16qi): Likewise.
8914 (vec_unpacku_lo_v16qi): Likewise.
8915 (vec_unpacks_lo_v16qi): Likewise.
8916 (vec_unpacku_hi_v8hi): Likewise.
8917 (vec_unpacks_hi_v8hi): Likewise.
8918 (vec_unpacku_lo_v8hi): Likewise.
8919 (vec_unpacks_lo_v8hi): Likewise.
8920 (vec_unpacku_hi_v4si): Likewise.
8921 (vec_unpacks_hi_v4si): Likewise.
8922 (vec_unpacku_lo_v4si): Likewise.
8923 (vec_unpacks_lo_v4si): Likewise.
8925 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8927 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8928 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8929 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8930 follow spelling conventions in various
8931 warning/error/diagnostic messages.
8933 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8934 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8935 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8936 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8937 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8938 * doc/tm.texi: Follow spelling conventions.
8940 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8943 * tree-ssa-forwprop.c
8944 (forward_propagate_addr_into_variable_array_index): Remove
8945 the lhs argument. Use the type of def_rhs instead of lhs.
8946 (forward_propagate_addr_expr_1): Update use of
8947 forward_propagate_addr_into_variable_array_index.
8949 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8950 Nigel Stephens <nigel@mips.com>
8952 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8953 function attributes, "far" being an alias for "long_call".
8954 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8955 (mips_near_type_p, mips_far_type_p): New.
8956 (mips_comp_type_attributes): New function to check that attributes
8957 attached to a function type are compatible.
8958 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8959 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8960 to the target function of the thunk.
8961 (mips_encode_section_info): Check for "near" and "far" function
8962 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8964 * config/mips/predicates.md (const_call_insn_operand): Test only
8965 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8967 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8970 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8971 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8972 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8973 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8975 2007-05-25 Eric Christopher <echristo@apple.com>
8977 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8978 to x86-darwin configurations.
8979 * config/i386/t-darwin: Add softfp support.
8980 * config/i386/t-darwin64: Ditto.
8981 * config/i386/sfp-machine.h: If mach then don't use
8982 aliasing, emit a stub to call.
8984 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8986 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8987 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8988 tree-predcom.c, tree-ssa-alias-warnings.c,
8989 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8990 comment typos. Follow spelling conventions.
8991 * doc/cpp.texi, doc/invoke.texi: Fix typos.
8993 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8996 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
8997 constants into memory. Expand unaligned memory references for
8998 SSE modes via x86_expand_vector_move_misalign() function.
9000 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9002 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9003 "memory" attribute for "sseishft" type insn without operands[2].
9005 2007-05-25 Dirk Mueller <dmueller@suse.de>
9006 Marcus Meissner <meissner@suse.de>
9008 * doc/extend.texi (alloc_size): New attribute.
9009 * c-common.c (handle_alloc_size_attribute): New.
9010 * tree-object-size.c (alloc_object_size): Use alloc_size
9011 attribute, if available.
9013 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9015 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9017 (__builtin_ia32_vec_ext_v2di): Likewise.
9018 (__builtin_ia32_vec_ext_v4si): Likewise.
9019 (__builtin_ia32_vec_ext_v8hi): Likewise.
9020 (__builtin_ia32_vec_ext_v16qi): Likewise.
9021 (__builtin_ia32_vec_set_v8hi): Likewise.
9023 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9025 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9027 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9029 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9030 (arm_is_longcall_p): Rename to...
9031 (arm_is_long_call_p): ...this. Take a single tree argument and
9033 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9034 (CUMULATIVE_ARGS): Remove call_cookie.
9035 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9036 (ENCODED_LONG_CALL_ATTR_P): Delete.
9037 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9038 LONG_CALL_FLAG_CHAR cases.
9039 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9040 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9041 ARM_DECLARE_FUNCTION_SIZE.
9042 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9043 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9044 (arm_encode_call_attribute, current_file_function_operand): Delete.
9045 (arm_function_in_section_p): New function.
9046 (arm_is_longcall_p): Rename to...
9047 (arm_is_long_call_p): ...this. Take the target function as a single
9048 argument and return a bool. Do not rely on call cookies. Check
9049 whether the target symbol is in the same section as the current
9050 function, not just the same compilation unit.
9051 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9052 (arm_encode_section_info): Don't encode a call type.
9053 * config/arm/arm.md (call, call_value): Update calls to
9054 arm_is_long(_)call_p. Simplify logic.
9055 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9056 Update calls to arm_is_long(_)call_p.
9058 2007-05-25 Richard Guenther <rguenther@suse.de>
9060 PR tree-optimization/31982
9061 * tree-ssa-forwprop.c
9062 (forward_propagate_addr_into_variable_array_index): Handle arrays
9063 with element size one.
9065 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9067 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9068 (umulsi3_highpart): Likewise.
9070 2007-05-24 Ian Lance Taylor <iant@google.com>
9072 PR rtl-optimization/32069
9073 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9076 2007-05-24 Ollie Wild <aaw@google.com>
9078 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9081 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9083 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9084 (oprs_unchanged_p): Use it to check all registers in a REG.
9085 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9086 (reg_set_between_after_reload_p): Delete.
9087 (reg_used_between_after_reload_p): Likewise.
9088 (reg_set_or_used_since_bb_start): Likewise.
9089 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9090 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9091 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9092 * rtlanal.c (reg_set_p): Check whether REG overlaps
9093 regs_invalidated_by_call, rather than just checking the
9094 membership of REGNO (REG).
9096 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9098 * doc/passes.texi: Document predictive commoning.
9099 * doc/invoke.texi (-fpredictive-commoning): Document.
9100 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9101 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9102 adding indices to the generated name.
9103 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9104 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9105 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9106 (op_symbol_code): ... and exported.
9107 (dump_omp_clause, op_symbol): Use op_symbol_code
9108 instead of op_symbol_1.
9109 * tree-pass.h (pass_predcom): Declare.
9110 * timevar.def (TV_PREDCOM): New timevar.
9111 * tree-ssa-loop.c (run_tree_predictive_commoning,
9112 gate_tree_predictive_commoning, pass_predcom): New.
9113 * tree-data-ref.c (find_data_references_in_loop): Find the
9114 references in dominance order.
9115 (canonicalize_base_object_address): Ensure that the result has
9117 (dr_analyze_innermost): Export.
9118 (create_data_ref): Code to fail for references with invariant
9120 (find_data_references_in_stmt): ... here.
9121 * tree-data-ref.h (dr_analyze_innermost): Declare.
9122 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9123 (aff_combination_find_elt, name_expansion_hash,
9124 name_expansion_eq, tree_to_aff_combination_expand,
9125 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9127 * tree-affine.h (aff_combination_constant_multiple_p,
9128 tree_to_aff_combination_expand): Declare.
9129 * tree-predcom.c: New file.
9130 * common.opt (fpredictive-commoning): New option.
9131 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9132 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9133 * Makefile.in (tree-predcom.o): Add.
9134 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9135 * passes.c (init_optimization_passes): Add dceloop after
9136 copy propagation in loop optimizer. Add predictive commoning
9137 to loop optimizer passes.
9139 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9141 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9144 2007-05-24 Jan Hubicka <jh@suse.cz>
9146 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9148 (genheader): Include statistics.h.
9150 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9152 * print-rtl.c (flag_dump_unnumbered): Update comments.
9153 (print_rtl): Fix my previous change.
9154 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9157 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9160 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9162 (thread_through_all_blocks): Call initialize_original_copy_tables
9163 and free_original_copy_tables.
9164 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9166 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9167 * cfghooks.c (duplicate_block): Use get_loop_copy.
9168 * cfg.c: Include cfgloop.h.
9169 (loop_copy): New hash table.
9170 (initialize_original_copy_tables): Initialize loop_copy table.
9171 (free_original_copy_tables): Free loop_copy table.
9172 (copy_original_table_clear, copy_original_table_set,
9173 set_loop_copy, get_loop_copy): New functions.
9174 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9175 * cfgloop.h (struct loop): Remove copy field.
9176 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9177 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9179 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9181 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9182 -msse/-msse2/-msse3.
9184 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9186 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9187 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9189 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9192 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9193 * targhooks.h (default_mangle_decl_assembler_name): Declare
9195 * targhooks.c (default_mangle_decl_assembler_name): Define
9197 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9199 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9200 * langhooks.c (lhd_set_decl_assembler_name): Call
9201 targetm.mangle_decl_assembler_name for names with global scope.
9203 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9205 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9206 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9208 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9209 New. Factored out of i386_pe_encode_section_info.
9210 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9211 Move check for prior decoration of stdcall
9212 symbols to i386_pe_encode_section_info.
9213 (i386_pe_encode_section_info): Adjust call to
9214 gen_stdcall_or_fastcall_suffix. Use
9215 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9216 (i386_pe_mangle_decl_assembler_name): New. Wrap
9217 i386_pe_maybe_mangle_decl_assembler_name.
9219 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9221 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9222 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9223 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9224 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9225 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9228 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9229 Nigel Stephens <nigel@mips.com>
9230 Richard Sandiford <richard@codesourcery.com>
9232 Fix up MIPS16 hard float and add support for complex.
9234 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9235 (TARGET_SOFT_FLOAT_ABI): New.
9236 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9237 __mips_soft_float to reflect the ABI in use, not whether the
9238 FPU is directly accessible (e.g., in MIPS16 mode).
9239 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9240 (UNITS_PER_FPVALUE): Likewise.
9242 * config/mips/mips.c (mips_expand_call): Remove redundant
9243 TARGET_MIPS16 check.
9244 (mips_arg_regno): New.
9245 (function_arg_advance): When setting bits in cum->fp_code for
9246 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9248 (function_arg): Use mips_arg_regno.
9249 (mips_return_mode_in_fpr_p): New.
9250 (mips16_call_stub_mode_suffix): New.
9251 (mips16_cfun_returns_in_fpr_p): New.
9252 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9253 (mips_output_function_prologue): Test mips16_hard_float, not
9254 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9255 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9256 return value into a floating-point register.
9257 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9258 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9259 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9260 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9261 word of double arguments from or to the high bits of 64-bit
9262 floating point registers.
9263 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9264 (mips16_fpret_double): New helper function.
9265 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9266 support for complex modes. Fill in DECL_RESULT for stubdecl.
9267 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9269 * config/mips/mips16.S
9270 (RET, ARG1, ARG2): New.
9271 (MERGE_GPRf, MERGE_GPRt): New.
9272 (DELAYt, DELAYf): New.
9273 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9274 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9275 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9276 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9277 (SFOP): Renamed to...
9278 (OPSF3): This, and macro-ified. Updated all uses.
9279 (SFOP2): Renamed to...
9280 (OPSF2): This, and macro-ified. Updated all uses.
9281 (SFCMP): Renamed to...
9282 (CMPSF): This, and macro-ified. Updated all uses.
9283 (SFREVCMP): Renamed to...
9284 (REVCMPSF): This, and macro-ified. Updated all uses.
9285 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9286 (LDDBL1, LDDBL2, RETDBL): Deleted.
9287 (DFOP): Renamed to...
9288 (OPDF3): This, and macro-ified. Updated all uses.
9289 (DFOP2): Renamed to...
9290 (OPDF2): This, and macro-ified. Updated all uses.
9291 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9292 (DFCMP): Renamed to...
9293 (CMPDF): This, and macro-ified. Updated all uses.
9294 (DFREVCMP): Renamed to...
9295 (REVCMPDF): This, and macro-ified. Updated all uses.
9296 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9297 (RET_FUNCTION): New.
9298 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9299 (__mips16_ret_sc, __mips16_ret_dc): New.
9300 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9301 STUB_ARGS_6, STUB_ARGS_10): New.
9302 (CALL_STUB_NO_RET): New.
9303 (__mips16_call_stub_1): Macro-ified.
9304 (__mips16_call_stub_5): Macro-ified.
9305 (__mips16_call_stub_2): Macro-ified.
9306 (__mips16_call_stub_6): Macro-ified.
9307 (__mips16_call_stub_9): Macro-ified.
9308 (__mips16_call_stub_10): Macro-ified.
9309 (CALL_STUB_RET): New.
9310 (__mips16_call_stub_sf_0): Macro-ified.
9311 (__mips16_call_stub_sf_1): Macro-ified.
9312 (__mips16_call_stub_sf_5): Macro-ified.
9313 (__mips16_call_stub_sf_2): Macro-ified.
9314 (__mips16_call_stub_sf_6): Macro-ified.
9315 (__mips16_call_stub_sf_9): Macro-ified.
9316 (__mips16_call_stub_sf_10): Macro-ified.
9317 (__mips16_call_stub_df_0): Macro-ified.
9318 (__mips16_call_stub_df_1): Macro-ified.
9319 (__mips16_call_stub_df_5): Macro-ified.
9320 (__mips16_call_stub_df_2): Macro-ified.
9321 (__mips16_call_stub_df_6): Macro-ified.
9322 (__mips16_call_stub_df_9): Macro-ified.
9323 (__mips16_call_stub_df_10): Macro-ified.
9324 (__mips16_call_stub_sc_0): New.
9325 (__mips16_call_stub_sc_1): New.
9326 (__mips16_call_stub_sc_5): New.
9327 (__mips16_call_stub_sc_2): New.
9328 (__mips16_call_stub_sc_6): New.
9329 (__mips16_call_stub_sc_9): New.
9330 (__mips16_call_stub_sc_10): New.
9331 (__mips16_call_stub_dc_0): New.
9332 (__mips16_call_stub_dc_1): New.
9333 (__mips16_call_stub_dc_5): New.
9334 (__mips16_call_stub_dc_2): New.
9335 (__mips16_call_stub_dc_6): New.
9336 (__mips16_call_stub_dc_9): New.
9337 (__mips16_call_stub_dc_10): New.
9339 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9340 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9341 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9343 2007-05-23 Ian Lance Taylor <iant@google.com>
9345 * doc/invoke.texi (Invoking GCC): Document that the order of the
9348 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9351 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9352 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9353 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9357 * config/score/score.c (score_print_operand): Make sure that only
9358 lower bits are used.
9360 2007-05-22 Ian Lance Taylor <iant@google.com>
9362 * tree-vrp.c (avoid_overflow_infinity): New static function,
9363 broken out of set_value_range_to_value.
9364 (set_value_range_to_value): Call avoid_overflow_infinity.
9365 (extract_range_from_assert): Likewise.
9367 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9370 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9371 change the type before looking for a COMPOUND_EXPR.
9373 2007-05-22 Ian Lance Taylor <iant@google.com>
9375 * lower-subreg.c (decompose_multiword_subregs): If we change an
9376 insn, call remove_retval_note on it.
9378 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9380 * regs.h (end_hard_regno): New function.
9381 (END_HARD_REGNO, END_REGNO): New macros.
9382 (add_to_hard_reg_set): New function.
9383 (remove_from_hard_reg_set): Likewise.
9384 (in_hard_reg_set_p): Likewise.
9385 (overlaps_hard_reg_set_p): Likewise.
9386 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9387 (note_btr_set): Use END_HARD_REGNO.
9388 * caller-save.c (setup_save_areas): Use end_hard_regno.
9389 (mark_set_regs): Use END_HARD_REGNO.
9390 (add_stored_regs): Use end_hard_regno.
9391 (mark_referenced_regs): Use add_to_hard_reg_set.
9392 * combine.c (update_table_tick): Use END_REGNO.
9393 (record_value_for_reg): Likewise.
9394 (record_dead_and_set_regs): Likewise.
9395 (get_last_value_validate): Likewise.
9396 (use_crosses_set_p): Likewise.
9397 (reg_dead_at_p_1): Likewise.
9398 (reg_dead_at_p): Likewise.
9399 (mark_used_regs_combine): Use add_to_hard_reg_set.
9400 (move_deaths): Use END_HARD_REGNO.
9401 (reg_bitfield_target_p): Use end_hard_regno.
9402 (distribute_notes): Use END_HARD_REGNO.
9403 * cse.c (mention_regs): Use END_REGNO.
9404 (insert): Use add_to_hard_reg_set.
9405 (invalidate): Use END_HARD_REGNO.
9406 (invalidate_for_call): Likewise.
9407 (exp_equiv_p): Use END_REGNO.
9408 (cse_insn): Likewise.
9409 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9410 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9411 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9412 * function.c (keep_stack_depressed): Use end_hard_regno.
9413 * global.c (global_alloc): Use end_hard_regno.
9414 (global_conflicts): Use add_to_hard_reg_set instead of
9416 (find_reg): Likewise.
9417 (mark_reg_store): Likewise.
9418 (mark_reg_conflicts): Likewise.
9419 (mark_reg_death): Use remove_from_hard_reg_set.
9420 (mark_reg_live_nc): Delete.
9421 (set_preference): Use end_hard_regno.
9422 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9423 remove_from_hard_reg_set.
9424 (post_mark_life): Use add_to_hard_reg_set.
9425 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9426 (reg_becomes_live): Use add_to_hard_reg_set.
9427 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9428 (peep2_find_free_register): Use add_to_hard_reg_set.
9429 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9430 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9431 * regrename.c (note_sets): Use add_to_hard_reg_set.
9432 (clear_dead_regs): Use remove_from_hard_reg_set.
9433 (regrename_optimize): Use add_to_hard_reg_set.
9434 (find_oldest_value_reg): Use in_hard_reg_set_p.
9435 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9436 (hard_reg_set_here_p): Use end_hard_regno.
9437 (decompose): Likewise.
9438 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9439 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9440 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9441 (mark_home_live): Use end_hard_regno.
9442 (spill_hard_reg): Likewise.
9443 (clear_reload_reg_in_use): Likewise.
9444 * reorg.c (delete_prior_computation): Use END_REGNO.
9445 * resource.c (update_live_status): Use END_HARD_REGNO.
9446 (mark_referenced_resources): Use add_to_hard_reg_set.
9447 (mark_set_resources): Likewise.
9448 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9449 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9450 (reg_overlap_mentioned_p): Likewise.
9451 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9452 (covers_regno_no_parallel_p): Use END_REGNO.
9453 (find_regno_note): Likewise.
9454 (find_reg_fusage): Use END_HARD_REGNO.
9455 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9456 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9458 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9460 * mode-switching.c (reg_dies): Change type of second argument to
9462 (optimize_mode_switching): Update accordingly.
9464 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9466 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9468 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9469 (hard_reg_set_empty_p): ...these new functions.
9470 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9471 GO_IF_HARD_REG_SUBSET.
9472 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9473 instead of GO_IF_HARD_REG_EQUAL.
9474 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9475 instead of GO_IF_HARD_REG_EQUAL.
9476 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9477 GO_IF_HARD_REG_SUBSET.
9478 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9479 GO_IF_HARD_REG_EQUAL.
9480 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9481 of GO_IF_HARD_REG_SUBSET.
9482 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9483 instead of GO_IF_HARD_REG_EQUAL.
9484 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9485 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9486 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9487 of GO_IF_HARD_REG_SUBSET,
9488 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9489 GO_IF_HARD_REG_SUBSET.
9490 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9491 instead of GO_IF_HARD_REG_EQUAL.
9492 * config/sh/sh.c (push_regs, calc_live_regs): Use
9493 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9494 (hard_regs_intersect_p): Delete.
9496 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9498 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9500 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9501 Richard Henderson <rth@redhat.com>
9503 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9505 (x86_64-*-*): Likewise.
9507 * i386/i386-modes.def (V2QI): New.
9509 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9511 (override_options): Support SSE4.1.
9512 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9513 (IX86_BUILTIN_BLENDPS): Likewise.
9514 (IX86_BUILTIN_BLENDVPD): Likewise.
9515 (IX86_BUILTIN_BLENDVPS): Likewise.
9516 (IX86_BUILTIN_PBLENDVB128): Likewise.
9517 (IX86_BUILTIN_PBLENDW128): Likewise.
9518 (IX86_BUILTIN_DPPD): Likewise.
9519 (IX86_BUILTIN_DPPS): Likewise.
9520 (IX86_BUILTIN_INSERTPS128): Likewise.
9521 (IX86_BUILTIN_MOVNTDQA): Likewise.
9522 (IX86_BUILTIN_MPSADBW128): Likewise.
9523 (IX86_BUILTIN_PACKUSDW128): Likewise.
9524 (IX86_BUILTIN_PCMPEQQ): Likewise.
9525 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9526 (IX86_BUILTIN_PMAXSB128): Likewise.
9527 (IX86_BUILTIN_PMAXSD128): Likewise.
9528 (IX86_BUILTIN_PMAXUD128): Likewise.
9529 (IX86_BUILTIN_PMAXUW128): Likewise.
9530 (IX86_BUILTIN_PMINSB128): Likewise.
9531 (IX86_BUILTIN_PMINSD128): Likewise.
9532 (IX86_BUILTIN_PMINUD128): Likewise.
9533 (IX86_BUILTIN_PMINUW128): Likewise.
9534 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9535 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9536 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9537 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9538 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9539 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9540 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9541 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9542 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9543 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9544 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9545 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9546 (IX86_BUILTIN_PMULDQ128): Likewise.
9547 (IX86_BUILTIN_PMULLD128): Likewise.
9548 (IX86_BUILTIN_ROUNDPD): Likewise.
9549 (IX86_BUILTIN_ROUNDPS): Likewise.
9550 (IX86_BUILTIN_ROUNDSD): Likewise.
9551 (IX86_BUILTIN_ROUNDSS): Likewise.
9552 (IX86_BUILTIN_PTESTZ): Likewise.
9553 (IX86_BUILTIN_PTESTC): Likewise.
9554 (IX86_BUILTIN_PTESTNZC): Likewise.
9555 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9556 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9557 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9558 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9559 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9561 (bdesc_sse_3arg): Likewise.
9562 (bdesc_2arg): Likewise.
9563 (bdesc_1arg): Likewise.
9564 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9566 (ix86_expand_sse_4_operands_builtin): New.
9567 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9568 smaller than 8 bits as the 2nd arg.
9569 (ix86_expand_sse_ptest): New.
9570 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9571 (ix86_expand_vector_set): Support SSE4.1.
9572 (ix86_expand_vector_extract): Likewise.
9574 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9575 __SSE4_1__ for -msse4.1.
9577 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9578 (UNSPEC_INSERTPS): Likewise.
9579 (UNSPEC_DP): Likewise.
9580 (UNSPEC_MOVNTDQA): Likewise.
9581 (UNSPEC_MPSADBW): Likewise.
9582 (UNSPEC_PHMINPOSUW): Likewise.
9583 (UNSPEC_PTEST): Likewise.
9584 (UNSPEC_ROUNDP): Likewise.
9585 (UNSPEC_ROUNDS): Likewise.
9587 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9589 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9590 (const_pow2_1_to_32768_operand): Likewise.
9592 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9595 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9597 (sse4_1_insertps): Likewise.
9598 (*sse4_1_extractps): Likewise.
9599 (sse4_1_ptest): Likewise.
9600 (sse4_1_mulv2siv2di3): Likewise.
9601 (*sse4_1_mulv4si3): Likewise.
9602 (*sse4_1_smax<mode>3): Likewise.
9603 (*sse4_1_umax<mode>3): Likewise.
9604 (*sse4_1_smin<mode>3): Likewise.
9605 (*sse4_1_umin<mode>3): Likewise.
9606 (sse4_1_eqv2di3): Likewise.
9607 (*sse4_1_pinsrb): Likewise.
9608 (*sse4_1_pinsrd): Likewise.
9609 (*sse4_1_pinsrq): Likewise.
9610 (*sse4_1_pextrb): Likewise.
9611 (*sse4_1_pextrb_memory): Likewise.
9612 (*sse4_1_pextrw_memory): Likewise.
9613 (*sse4_1_pextrq): Likewise.
9614 (sse4_1_blendpd): Likewise.
9615 (sse4_1_blendps): Likewise.
9616 (sse4_1_blendvpd): Likewise.
9617 (sse4_1_blendvps): Likewise.
9618 (sse4_1_dppd): Likewise.
9619 (sse4_1_dpps): Likewise.
9620 (sse4_1_movntdqa): Likewise.
9621 (sse4_1_mpsadbw): Likewise.
9622 (sse4_1_packusdw): Likewise.
9623 (sse4_1_pblendvb): Likewise.
9624 (sse4_1_pblendw): Likewise.
9625 (sse4_1_phminposuw): Likewise.
9626 (sse4_1_extendv8qiv8hi2): Likewise.
9627 (*sse4_1_extendv8qiv8hi2): Likewise.
9628 (sse4_1_extendv4qiv4si2): Likewise.
9629 (*sse4_1_extendv4qiv4si2): Likewise.
9630 (sse4_1_extendv2qiv2di2): Likewise.
9631 (*sse4_1_extendv2qiv2di2): Likewise.
9632 (sse4_1_extendv4hiv4si2): Likewise.
9633 (*sse4_1_extendv4hiv4si2): Likewise.
9634 (sse4_1_extendv2hiv2di2): Likewise.
9635 (*sse4_1_extendv2hiv2di2): Likewise.
9636 (sse4_1_extendv2siv2di2): Likewise.
9637 (*sse4_1_extendv2siv2di2): Likewise.
9638 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9639 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9640 (sse4_1_zero_extendv4qiv4si2): Likewise.
9641 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9642 (sse4_1_zero_extendv2qiv2di2): Likewise.
9643 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9644 (sse4_1_zero_extendv4hiv4si2): Likewise.
9645 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9646 (sse4_1_zero_extendv2hiv2di2): Likewise.
9647 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9648 (sse4_1_zero_extendv2siv2di2): Likewise.
9649 (*sse4_1_zero_extendv2siv2di2): Likewise.
9650 (sse4_1_roundpd): Likewise.
9651 (sse4_1_roundps): Likewise.
9652 (sse4_1_roundsd): Likewise.
9653 (sse4_1_roundss): Likewise.
9654 (mulv4si3): Don't expand for SSE4.1.
9655 (smax<mode>3): Likewise.
9656 (umaxv4si3): Likewise.
9657 (uminv16qi3): Likewise.
9658 (umin<mode>3): Likewise.
9659 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9661 * doc/extend.texi: Document SSE4.1 built-in functions.
9663 * doc/invoke.texi: Document -msse4.1.
9665 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9667 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9668 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9669 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9670 (ASM_SPEC): Add asm_pcrel_spec.
9671 (EXTRA_SPECS): Add asm_pcrel_spec.
9673 2007-05-21 David Daney <ddaney@avtrex.com>
9675 * doc/install.texi (Building a cross compiler): Add requirements
9676 for Java cross compiler.
9678 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9681 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9682 Add loopno argument. Use evolution_function_is_invariant_rec_p
9683 instead of evolution_function_is_constant_p.
9684 Update calls to evolution_function_is_affine_multivariate_p.
9685 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9686 Add loopno argument.
9687 * tree-scalar-evolution.c (gather_chrec_stats): Call
9688 evolution_function_is_affine_multivariate_p with a loop
9690 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9691 (analyze_overlapping_iterations): Likewise.
9692 (access_functions_are_affine_or_constant_p): Likewise.
9693 (build_classic_dist_vector_1): If the access functions
9694 are equal, don't do anything.
9696 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9697 Paolo Carlini <pcarlini@suse.de>
9698 Uros Bizjak <ubizjak@gmail.com>
9700 * c-cppbuiltin.c (c_cpp_builtins): Define
9701 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9702 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9703 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9704 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9706 2007-05-21 Mike Stump <mrs@apple.com>
9708 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9710 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9712 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9715 implementation if __OPTIMIZE__ is not defined.
9716 (_mm_alignr_pi8): Ditto.
9717 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9718 (_mm_inserti_si64): Ditto.
9719 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9720 (_mm_slli_epi16): Ditto.
9721 (_mm_slli_epi32): Ditto.
9722 (_mm_slli_epi64): Ditto.
9723 (_mm_srai_epi16): Ditto.
9724 (_mm_srai_epi32): Ditto.
9725 (_mm_srli_si128): Ditto.
9726 (_mm_slli_si128): Ditto.
9727 (_mm_srli_epi16): Ditto.
9728 (_mm_srli_epi32): Ditto.
9729 (_mm_srli_epi64): Ditto.
9730 (_mm_extract_epi16): Ditto.
9731 (_mm_insert_epi16): Ditto.
9732 (_mm_shufflehi_epi16): Ditto.
9733 (_mm_shufflelo_epi16): Ditto.
9734 (_mm_shuffle_epi32): Ditto.
9735 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9737 (_mm_insert_pi16): Ditto.
9739 (_mm_shuffle_pi16): Ditto.
9741 (_mm_shufle_ps): Ditto.
9742 (_mm_prefetch): Ditto.
9744 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9746 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9747 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9748 * real.c (encode_i370_single, decode_i370_single,
9749 encode_i370_double, decode_i370_double): Functions removed.
9750 (i370_single_format, i370_double_format): Initializations removed.
9751 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9752 Consider the log2_b field to always be one.
9753 (ieee_single_format, mips_single_format, coldfire_single_format,
9754 ieee_double_format, mips_double_format, coldfire_double_format,
9755 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9756 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9757 ibm_extended_format, mips_extended_format, ieee_quad_format,
9758 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9759 decimal_single_format, decimal_double_format, decimal_quad_format,
9760 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9761 initialization of log2_b.
9762 * real.h (i370_single_format, i370_double_format): Declarations
9764 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9765 field to always be one.
9767 2007-05-21 Andreas Schwab <schwab@suse.de>
9769 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9770 NOTE_INSN_BASIC_BLOCK_P.
9771 (process_for_unwind_directive): Likewise.
9773 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9775 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9776 * function.h (struct function): Move va_list_gpr_size,
9777 va_list_fpr_size, function_frequency to front of bitfields. Add
9779 (current_function_calls_unwind_init): New.
9780 * except.c (expand_builtin_unwind_init): Set
9781 current_function_calls_unwind_init not
9782 current_function_has_nonlocal_label.
9783 * reload1.c (has_nonexceptional_receiver): New.
9784 (reload): Use it and current_function_calls_unwind_init to
9785 determine whether call-saved regs must be saved.
9787 2007-05-20 Jan Hubicka <jh@suse.cz>
9789 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9790 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9791 * ddg.c (create_ddg): LIkewise.
9792 * final.c (final): Remove hunk moving line number notes around since
9793 they are no longer present at this stage.
9794 (final_scan_insn): Use NOTE_KIND instead of
9795 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9796 (output_asm_label): Likewise.
9797 * reorg.c (dbr_schedule): Likewise.
9798 * haifa-sched.c (unlink_other_notes): Likewise.
9799 * mode-switching.c (optimize_mode_switching): Likewise.
9800 * graph.c (start_bb): Likewise.
9801 * rtl.def (NOTE): Update description.
9802 * jump.c (squeeze_notes): Delete.
9803 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9804 NOTE_INSN_BASIC_BLOCK_P when possible.
9805 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9806 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9807 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9808 (dwarf2out_var_location): Likewise.
9809 * cfgbuild.c (make_edges): Likewise.
9810 (find_basic_blocks_1): Likewise.
9811 * function.c (reorder_blocks_1): Likewise.
9812 (epilogue_done): Likewise.
9813 (reposition_prologue_and_epilogue_notes): Likewise.
9814 * print-rtl.c (print_rtx): Likewise; drop code for printing
9816 (print_rtl): Likewise.
9817 (print_rtl_single): Likewise.
9818 * gcse.c (insert_insn_start_bb): Likewise.
9819 * alias.c (init_alias_analysis): Likewise.
9820 * calls.c (fixup_tail_calls): Likewise.
9821 * except.c (sjlj_emit_function_enter): Likewise.
9822 * emit-rtl.c (add_insn_after): Likeiwse.
9823 (emit_label_before): Likewise.
9824 (emit_label_after): Likewise.
9825 (emit_note_before, emit_note_after, emit_note): Update
9826 parameter to be enum insn_note; do not deal with source
9828 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9829 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9831 (merge_blocks_move_successor_nojumps): Simplify now when
9832 we don't have BLOCK notes.
9833 (try_optimize_cfg): Likewise.
9834 * cfglayout.c (skip_insns_after_block): Likewise.
9835 (record_effective_endpoints): Likewise.
9836 (duplicate_insn_chain): Likewise.
9837 * varasm.c (output_constant_pool_1): Likewise.
9838 * sched-deps.c (sched_analyze): Likewise.
9839 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9841 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9842 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9843 (SET_INSN_DELETED): Simplify.
9844 (NOTE_LINE_NUMBER): Exterminate.
9845 (NOTE_LINE_KIND): New.
9846 (NOTE_INSN_BASIC_BLOCK_P): Update.
9847 (enum insn_note): Simplify.
9848 (GET_NOTE_INSN_NAME) Simplify.
9849 (emit_note_before, emit_note_after, emit_note): Update prototype.
9850 (squeeze_notes): Remove.
9851 * sched-int.h (NOTE_NOT_BB_P): Update.
9852 * resource.c (mark_target_live_regs): Update.
9853 * sched-rgn.c (debug_dependencies): Update.
9854 * sched-vis.c (print_insn): Update.
9855 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9856 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9857 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9858 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9859 (split_branches): Update.
9860 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9862 (sh_adjust_unroll_max): Exterminate.
9863 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9864 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9865 (m68hc11_reorg): Likewise.
9866 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9867 (emit_predicate_relation_info): Update.
9868 (process_for_unwind_directive): Update.
9869 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9870 (output_call): Update.
9871 * config/pa/pa.c (output_lbranch): Update.
9872 (output_millicode_call): Update.
9873 (output_call): Update.
9874 (pa_combine_instructions): Update.
9875 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9876 * config/bfin/bfin.c (gen_one_bundle): Update.
9877 * cfgrtl.c (can_delete_note_p): Update.
9878 (delete_insn): Update.
9879 (rtl_merge_blocks): Update.
9880 (commit_one_edge_insertion): Update.
9881 (rtl_verify_flow_info): Update.
9882 * stmt.c (expand_case): Do not call squeeze_notes.
9884 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9891 * c.opt (Wtype-limits): New.
9892 * doc/invoke.texi (Wtype-limits): Document it.
9893 (Wextra): Enabled by -Wextra.
9894 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9895 * c-common.c (shorten_compare): Warn with Wtype-limits.
9897 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9899 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9900 inlined function, not as a macro.
9901 (_mm_alignr_pi8): Ditto.
9902 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9903 (_mm_inserti_si64): Ditto.
9904 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9905 (_mm_extract_epi16): Ditto.
9906 (_mm_insert_epi16): Ditto.
9907 (_mm_shufflehi_epi16): Ditto.
9908 (_mm_shufflelo_epi16): Ditto.
9909 (_mm_shuffle_epi32): Ditto.
9910 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9911 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9913 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9915 (_m_to_float): Use C89 compatible assignment.
9917 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9920 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9922 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9925 * doc/invoke.texi (Wreturn-type): Complete description.
9926 (Wextra): Delete item about return-type warning.
9927 * c-decl.c: Delete redundant Wextra warning.
9929 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9932 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9933 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9934 inlined function, not as a macro.
9935 (_mm_prefetch): Ditto.
9937 (_mm_insert_pi16): Ditto.
9939 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9940 (_m_pshufw): Ditto. Add const to __N argument.
9941 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9942 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9943 (_mm_slli_epi32): Ditto.
9944 (_mm_srli_si128): Implement as always inlined function, not as a
9945 macro. Add __inline to function declaration.
9946 (_mm_slli_si128): Ditto.
9948 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9950 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9951 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9953 (struct fenv): New structure.
9954 (FP_HANDLE_EXCEPTIONS): New define.
9955 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9956 (_FP_DECL_EXP): New define.
9957 (FP_INIT_ROUNDMODE): New define.
9958 (FP_ROUNDMODE): New define.
9960 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9962 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9963 (Wconversion): Update description.
9964 (Wconversion-sign): New.
9965 * c.opt (Wconversion-sign): New.
9966 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9967 means disabled for C++. Otherwise, take the status of Wconversion.
9968 * c-common.c (conversion_warning): Warn with either Wconversion or
9970 (warnings_for_convert_and_check): Conditions are already checked by
9972 (convert_and_check): Don't check warnings if the conversion failed.
9974 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9975 Anatoly Sokolov <aesok@dol.ru>
9977 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9978 avr_epilogue_uses) : Add declaration.
9979 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9980 * config/avr/constraints.md (R): New constraint.
9981 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9982 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9983 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9984 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9985 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9986 call_prologue_saves, epilogue_restores, return_from_epilogue,
9987 return_from_main_epilogue, return_from_interrupt_epilogue,
9988 return_from_naked_epilogue, prologue, epilogue): New patterns.
9989 (jump): Handle symbol reference.
9990 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9991 avr_output_function_prologue, avr_output_function_epilogue): Remove
9993 (avr_init_machine_status, expand_prologue, expand_epilogue,
9994 avr_asm_function_end_prologue, avr_epilogue_uses,
9995 avr_asm_function_begin_epilogue): New functions.
9996 (prologue_size, epilogue_size, jump_tables_size): Remove global
9998 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9999 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10000 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10001 (avr_override_options): Initialise init_machine_status.
10002 (output_movhi): Handle all stack pointer loads.
10003 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10004 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10005 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10006 (EPILOGUE_USES) Redefine.
10007 (machine_function) Declare.
10009 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10011 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10012 Use a single return statement.
10014 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10016 PR middle-end/30250
10017 * builtins.c (do_mpfr_lgamma_r): New.
10018 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10019 * tree.h (CASE_FLT_FN_REENT): New.
10021 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10023 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10024 (output_die): Use 'unsigned long' with %x.
10025 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10026 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10027 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10029 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10031 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10036 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10037 true if function has no argument.
10039 2007-05-18 DJ Delorie <dj@redhat.com>
10041 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10042 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10044 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10046 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10047 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10048 count_trailing_zeros.
10049 (__i386__): Implement count_leading_zeros using __builtin_clz().
10050 Implement count_trailing_zeros usign __builtin_ctz().
10052 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10054 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10056 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10058 PR middle-end/31344
10059 * expr.c (emit_move_change_mode): Change mode of push operands here.
10061 2007-05-17 Ian Lance Taylor <iant@google.com>
10063 PR tree-optimization/31953
10064 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10065 Change all callers.
10066 (set_value_range_to_null): Call set_value_range_to_value.
10067 (extract_range_from_comparison): Likewise.
10069 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10071 * toplev.c (print_version): Output GMP/MPFR version info.
10073 * builtins.c (CASE_MATHFN_REENT): New macro.
10074 (mathfn_built_in): Use it.
10075 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10076 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10077 BUILT_IN_LGAMMAL_R): New.
10078 * doc/extend.texi: Document new builtins.
10080 PR middle-end/31796
10081 * builtins.c (do_mpfr_remquo): New.
10082 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10083 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10085 PR middle-end/30251
10086 * builtins.c (fold_builtin_1): Handle y0, y1.
10087 (fold_builtin_2): Handle yn.
10089 PR middle-end/30251
10090 * builtins.c (do_mpfr_bessel_n): New.
10091 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10092 (fold_builtin_2): Handle BUILT_IN_JN.
10094 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10097 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10098 TYPE_PRECISION (intmax_type_node).
10100 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10103 * reload.c (subst_reloads): Remove checking.
10105 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10107 PR rtl-optimization/31691
10108 * combine.c (simplify_set): Build a new src pattern instead of
10109 substituting its operands in the COMPARE case.
10111 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10113 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10114 (execute_vrp): Preserve loops through jump threading.
10115 * tree-ssa-threadupdate.c (thread_single_edge,
10116 dbds_continue_enumeration_p, determine_bb_domination_status,
10117 thread_through_loop_header): New functions.
10118 (create_edge_and_update_destination_phis,
10119 create_edge_and_update_destination_phis): Set loops for the new blocks.
10120 (prune_undesirable_thread_requests): Removed.
10121 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10123 (thread_block): Do not call prune_undesirable_thread_requests.
10125 (mark_threaded_blocks): Select edges to thread here.
10126 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10127 Thread edges through loop headers independently.
10128 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10129 * tree-pass.h (TODO_mark_first_instance): New.
10130 (first_pass_instance): Declare.
10131 * cfghooks.c (duplicate_block): Put the block to the original loop
10132 if copy is not specified.
10133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10134 jump threading. Pass may_peel_loop_headers to
10135 thread_through_all_blocks according to first_pass_instance.
10136 * cfgloop.h (create_preheader): Declare.
10137 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10138 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10139 * passes.c (first_pass_instance): New variable.
10140 (next_pass_1): Set TODO_mark_first_instance.
10141 (execute_todo): Set first_pass_instance.
10143 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10145 PR tree-optimization/24659
10146 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10147 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10148 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10149 OTI_vec_pack_ufix_trunc.
10150 (vec_unpacks_float_hi_optab): Define new macro.
10151 (vec_unpacks_float_lo_optab): Ditto.
10152 (vec_unpacku_float_hi_optab): Ditto.
10153 (vec_unpacku_float_lo_optab): Ditto.
10154 (vec_pack_sfix_trunc_optab): Ditto.
10155 (vec_pack_ufix_trunc_optab): Ditto.
10156 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10157 and vec_pack_[s|u]fix_trunc_optab using
10158 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10159 * tree-vectorizer.c (supportable_widening_operation): Handle
10160 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10161 (supportable_narrowing_operation): New function.
10162 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10163 * tree-vect-transform.c (vectorizable_conversion): Handle
10164 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10165 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10166 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10167 to check for target support.
10168 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10169 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10170 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10171 for VEC_PACK_FIX_TRUNC_EXPR.
10172 (expand_binop): Special case mode of the result for
10173 vec_pack_[u|s]fix_trunc_optab.
10174 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10175 vec_pack_[u|s]fix_trunc_optab.
10177 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10178 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10179 * tree-pretty-print.c (dump_generic_node): Handle
10180 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10181 VEC_PACK_FIX_TRUNC_EXPR.
10183 * expr.c (expand_expr_real_1): Ditto.
10184 * tree-inline.c (estimate_num_insns_1): Ditto.
10185 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10187 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10188 (vec_unpacks_float_lo_v8hi): Ditto.
10189 (vec_unpacku_float_hi_v8hi): Ditto.
10190 (vec_unpacku_float_lo_v8hi): Ditto.
10191 (vec_unpacks_float_hi_v4si): Ditto.
10192 (vec_unpacks_float_lo_v4si): Ditto.
10193 (vec_pack_sfix_trunc_v2df): Ditto.
10195 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10197 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10198 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10199 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10200 [vec_pack_ufix_trunc]: Ditto.
10201 [vec_unpacks_float_hi]: Ditto.
10202 [vec_unpacks_float_lo]: Ditto.
10203 [vec_unpacku_float_hi]: Ditto.
10204 [vec_unpacku_float_lo]: Ditto.
10206 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10208 * soft-fp/README: Update for new files.
10209 * soft-fp/floattisf.c: New file.
10210 * soft-fp/floattidf.c: New file.
10211 * soft-fp/floattitf.c: New file.
10212 * soft-fp/floatuntisf.c: New file.
10213 * soft-fp/floatuntidf.c: New file.
10214 * soft-fp/floatuntitf.c: New file.
10215 * soft-fp/fixsfti.c: New file.
10216 * soft-fp/fixdfti.c: New file.
10217 * soft-fp/fixtfti.c: New file.
10218 * soft-fp/fixunssfti.c: New file.
10219 * soft-fp/fixunsdfti.c: New file.
10220 * soft-fp/fixunstfti.c: New file.
10221 * soft-fp/extendxftf.c: New file.
10222 * soft-fp/trunctfxf.c: New file.
10224 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10225 (__trunctfxf2): Ditto.
10227 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10228 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10229 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10230 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10231 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10232 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10234 * config/i386/t-fprules-softfp64: New file.
10235 * config/i386/sfp-machine.h: New file.
10236 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10237 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10238 and soft-fp/t-softfp to tmake_file.
10239 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10240 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10242 * config/i386/t-linux64 (softfp_wrap_start): New.
10243 (softfp_wrap_end): New.
10244 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10245 supported for TARGET_64BIT.
10247 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10249 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10250 c_common_unsigned_type behavior.
10252 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10254 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10257 2007-05-16 Eric Christopher <echristo@apple.com>
10259 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10260 saving after stack push. Set sp_offset whenever we push.
10261 (rs6000_emit_epilogue): Move altivec register restore before
10264 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10266 * configure.ac: Allow sysroots to be relocated under $prefix as
10267 well as $exec_prefix.
10268 * configure: Regenerate.
10270 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10274 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10276 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10277 (gcc_tooldir): Likewise.
10278 * configure: Regenerate.
10279 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10280 old configure.ac gcc_tooldir setting.
10281 (prefix_to_exec_prefix): New variable.
10282 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10283 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10285 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10287 * c-typeck.c (build_binary_op): Return early for error.
10289 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10291 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10292 struct nb_iter_bound.
10293 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10294 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10295 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10296 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10297 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10298 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10299 (del_scev_info): Use ggc_free.
10300 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10301 * loop-init.c: Include ggc.h.
10302 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10303 (loop_optimizer_finalize): Use ggc_free.
10304 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10305 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10306 pass_iv_optimize): Add TODO_ggc_collect.
10307 * function.h (struct function): Remove skip marker from
10309 * cfgloop.c: Include ggc.h.
10310 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10312 (establish_preds): Vector superloops is gc allocated.
10313 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10315 (flow_loops_find): Vector larray is gc allocated.
10316 (loop_exit_free): Use ggc_free.
10317 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10318 that head of exits list is now not a part of struct loop.
10319 (record_loop_exits): Allocate exits table in gc memory.
10320 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10321 that head of exits list is now not a part of struct loop.
10322 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10323 struct loop_exit): Add GTY marker.
10324 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10325 Add skip marker to aux field. Make head of exits list a separate
10327 (struct loops): Add GTY marker. Make larray vector gc allocated.
10328 Add param marker to exits table.
10329 (get_loops): Type changed.
10330 * Makefile.in (tree-scalar-evolution.o): Add
10331 gt-tree-scalar-evolution.h dependency.
10332 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10333 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10334 * basic-block.h (struct basic_block_def): Remove skip marker from
10337 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10339 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10340 of 0 in the call to expand_expr().
10341 (expand_builtin_mathfn_3): Ditto.
10342 (expand_builtin_interclass_mathfn): Ditto.
10343 (expand_builtin_cexpi): Ditto.
10344 (expand_builtin_int_roundingfn): Ditto.
10345 (expand_builtin_int_roundingfn_2): Ditto.
10346 (expand_builtin_pow): Ditto.
10347 (expand_builtin_powi): Ditto.
10348 (expand_builtin_bswap): Ditto.
10349 (expand_builtin_unop): Ditto.
10350 (expand_builtin_fabs): Ditto.
10351 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10352 the call to expand_expr().
10353 (expand_builtin_sync_operation): Ditto.
10354 (expand_builtin_compare_and_swap): Ditto.
10355 (expand_builtin_lock_test_and_set): Ditto.
10356 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10357 instead of 0 in the call to expand_expr().
10358 (expand_builtin_extract_return_addr): Ditto.
10359 (expand_builtin_eh_return): Ditto.
10360 (expand_eh_return): Ditto.
10361 * explow.c (expr_size): Ditto.
10362 * expr.c (optimize_bitfield_assignment_op): Ditto.
10363 (expand_assignement): Ditto.
10364 (store_expr): Ditto.
10365 (store_field): Ditto.
10366 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10367 the call to expand_expr().
10368 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10369 in the call to expand_expr().
10370 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10371 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10372 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10374 * optabs.c (expand_vec_shift_expr): Ditto.
10375 (expand_vec_cond_expr): Ditto.
10376 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10377 call to expand_expr().
10378 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10379 in the call to expand_expr().
10381 2007-05-14 Dave Korn <dave.korn@artimi.com>
10383 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10385 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10387 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10388 instead of c_common_unsigned_type.
10389 (c_common_unsigned_type): Remove.
10390 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10391 c_common_unsigned_type.
10392 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10393 c_common_unsigned_type.
10394 * c-common.h (c_common_unsigned_type): Remove.
10395 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10396 c_common_unsigned_type.
10397 * c-format.c (check_format_types): Use unsigned_type_for instead of
10398 c_common_unsigned_type.
10399 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10400 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10401 of c_common_unsigned_type.
10402 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10403 lang_hooks.types.unsigned_type.
10404 * expmed.c (make_tree): Use unsigned_type_for instead of
10405 lang_hooks.types.unsigned_type.
10406 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10407 lang_hooks.types.unsigned_type.
10408 (build_range_check): Likewise.
10409 (fold_unary): Likewise.
10410 (fold_binary): Likewise.
10411 (fold_ternary): Likewise.
10412 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10413 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10414 * tree.c (get_unsigned_type): New.
10415 (unsigned_type_for): Use get_unsigned_type instead of
10416 lang_hooks.types.unsigned_type.
10418 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10420 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10421 to m68k_get_function_kind. Update its prototype.
10422 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10424 (m68k_interrupt_function_p): Return enum m68k_function_type
10425 instead of bool. Rename to m68k_get_function_kind.
10426 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10427 target is not fido.
10428 (m68k_compute_frame_layout): Don't mark any register for save
10429 if an interrupt_thread attribute is specified.
10430 (m68k_hard_regno_rename_ok): Update a use of
10431 m68k_interrupt_function_p.
10432 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10433 m68k_interrupt_function_p.
10434 (m68k_function_type): New.
10435 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10436 for a function with an interrupt_thread attribute.
10437 * doc/extend.texi: Document the interrupt_thread attribute.
10439 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10441 Fix PR tree-optimization/31911
10442 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10443 if they didn't change the expression.
10445 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10447 * tree-scalar-evolution.c (resolve_mixers): Exported.
10448 * tree-scalar-evolution.h (resolve_mixers): Declare.
10449 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10450 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10451 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10452 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10453 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10454 strip_conversion, analyze_offset_expr, address_analysis,
10455 object_analysis, analyze_offset): Removed.
10456 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10457 split_constant_offset, canonicalize_base_object_address,
10458 object_address_invariant_in_loop_p, disjoint_objects_p,
10459 dr_may_alias_p, dr_address_invariant_p): New functions.
10460 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10461 and dr_analyze_alias.
10462 (initialize_data_dependence_relation): Use dr_may_alias_p
10463 and object_address_invariant_in_loop_p.
10464 (compute_self_dependence): Handle the case when
10465 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10466 (find_data_references_in_stmt): Restrict the analysis of data
10467 references to the given loop nest.
10468 (find_data_references_in_loop): Made static. Pass loop nest to
10469 find_data_references_in_stmt.
10470 (compute_data_dependences_for_loop): Use DR_VOPS.
10471 (free_data_ref): Free DR_VOPS.
10472 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10473 (struct innermost_loop_behavior): ... new.
10474 (struct base_object_info): Replaced by ...
10475 (struct indices): ... new.
10476 (struct dr_alias): New.
10477 (enum data_ref_type): Removed.
10478 (struct data_reference): Consist of struct innermost_loop_behavior,
10479 struct indices and struct dr_alias.
10480 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10481 (DR_MEMTAG): Renamed to ...
10482 (DR_SYMBOL_TAG): ... this.
10483 (find_data_references_in_loop): Declaration removed.
10484 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10485 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10486 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10487 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10489 2007-05-13 Revital Eres <eres@il.ibm.com>
10491 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10492 which walks virtual def-use chains to find redundant stores.
10493 (dse_optimize_stmt): Call it.
10495 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10497 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10498 * passes.c (init_optimization_passes): Move pass_jump_bypass
10501 * basic-block.h (bb_has_eh_pred): Fix style issue.
10503 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10505 PR rtl-optimization/31848
10506 * loop-invariant.c (move_invariant_reg): If we move an insn
10507 with a REG_EQUAL note, and that insn is not always executed,
10508 remove the REG_EQUAL note.
10510 2007-05-12 Richard Guenther <rguenther@suse.de>
10512 PR tree-optimization/31797
10513 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10514 propagate into a stmt that has volatile ops.
10516 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10518 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10519 (gcc_tooldir): Likewise.
10520 * configure: Regenerate.
10521 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10522 old configure.ac gcc_tooldir setting.
10523 (prefix_to_exec_prefix): New variable.
10524 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10525 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10527 2007-05-11 Silvius Rus <rus@google.com>
10529 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10530 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10531 * c-common.h (strict_aliasing_warning): Change return type.
10532 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10533 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10534 (build_c_cast): Condition call to strict_aliasing_warning.
10535 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10536 * flags.h (set_Wstrict_aliasing): Declare.
10537 * opts.c (set_Wstrict_alising): Define, add call to.
10538 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10539 * tree-ssa-alias-warnings.c: New file.
10540 * tree-ssa-alias.c (compute_may_aliases): Add call to
10541 strict_aliasing_warning_backend.
10543 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10545 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10546 Use loop_depth and loop_outer accessor functions.
10547 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10548 determine_invariantness_stmt, move_computations_stmt): Ditto.
10549 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10550 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10551 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10552 * tree-scalar-evolution.c (interpret_loop_phi,
10553 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10554 instantiate_parameters_1, scev_const_prop): Ditto.
10555 * cfghooks.c (make_forwarder_block): Ditto.
10556 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10557 * modulo-sched.c (loop_canon_p): Ditto.
10558 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10559 slpeel_can_duplicate_loop_p): Ditto.
10560 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10561 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10562 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10563 cancel_loop, verify_loop_structure): Ditto.
10564 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10565 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10566 superloops vector instead of "pred" array.
10567 (establish_preds): Take father loop as an argument. Initialize the
10569 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10570 Do not initialize loop->outer.
10571 (flow_loop_tree_node_remove): Truncate the superloops vector.
10572 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10573 "pred" merged to "superloops" vector.
10574 (loop_depth, loop_outer): New.
10575 (fel_init): Use loop_outer.
10577 2007-05-11 Jan Hubicka <jh@suse.cz>
10579 * cgraphunit.c: Include gt-cgraphunit.h
10580 (static_ctors, static_dtors): New static vars.
10581 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10582 based on implementation in c-common.c
10583 (cgraph_finalize_function): Call record_cdtor_fn.
10584 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10585 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10586 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10587 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10588 build_cdtor, c_build_cdtor_fns): Remove.
10589 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10590 c_build_cdtor_fns): Remove prototype.
10592 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10595 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10596 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10597 * builtins.c (fold_builtin_memchr): New.
10598 (expand_builtin_memchr): Call the latter.
10599 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10600 * doc/extend.texi ([Other built-in functions provided by GCC]):
10603 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10605 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10606 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10607 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10608 PFPO_OP1_TYPE_SHIFT): Constants added.
10609 (DFP_ALL): Mode macro defined.
10610 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10611 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10612 Insn definitions added.
10613 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10614 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10617 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10619 PR tree-optimization/31885
10620 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10621 NULL_TREE to be undetermined.
10622 (automatically_generated_chrec_p): Return false for NULL.
10624 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10626 * config/bfin/bfin.h (MOVE_RATIO): Define.
10628 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10630 * config.gcc (sparc-wrs-vxworks): New target.
10631 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10632 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10633 * config/sparc/sparc.h: Include vxworks-dummy.h.
10634 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10635 include LABEL_REFs too.
10636 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10637 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10639 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10641 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10642 (sparc_emit_call_insn): New function.
10643 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10644 functions when generating VxWorks PIC.
10645 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10646 (call, call_value): Use sparc_emit_call_insn instead of
10649 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10651 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10653 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10655 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10656 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10657 split_double instead of operand_subword.
10659 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10661 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10662 * config/bfin/bfin.c (bfin_local_alignment): New function.
10663 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10665 2007-05-08 Chao-ying Fu <fu@mips.com>
10667 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10668 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10669 (smsub_widen_optab, umsub_widen_optab): Define.
10670 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10672 * genopinit.c (optabs): Fill in smsub_widen_optab and
10674 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10675 and umsub_widen_optab to implement multiply-subtract sequences.
10676 * config/mips/mips.md (*msac<u>_di): Rename to...
10677 (<u>msubsidi4): ...this. Extend condition to include
10678 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10679 of operand 0 to "ka" and use the three-operand form of msub<u>
10681 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10684 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10686 PR rtl-optimization/28011
10687 * reload.c (push_reload): Set dont_share if IN appears in OUT
10688 also when IN is a PLUS rtx.
10689 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10692 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10694 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10695 call unshare_all_decls.
10696 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10697 (unshare_all_decls): Remove.
10699 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10702 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10705 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10706 Nigel Stephens <nigel@mips.com>
10708 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10709 Update comments and all uses.
10710 (MIN_FPRS_PER_FMT): Define.
10711 * config/mips/mips.c (function_arg): Fix to correctly handle
10712 the -mips32r2 -mfp64 -mabi=32 case.
10713 (override_options): Enable use of odd-numbered registers for
10714 SFmode values on MIPS32.
10715 (mips_save_reg_p): Save whole floating-point register pair if
10716 either half is used.
10717 (compute_frame_size): Fix comment.
10719 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10721 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10722 argument of type bool.
10723 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10724 argument. Safely select temporary P register according to it.
10725 (do_link): Change call site of add_to_reg accordingly.
10726 (do_unlink): Add epilogue_p as a fourth argument and pass it
10728 (expand_interrupt_handler_epilogue): Change call of do_unlink
10730 (bfin_expand_prologue): Add a third argument sibcall_p.
10731 * config/bfin/bfin.md (epilogue): Change call of
10732 bfin_expand_epilogue accordingly.
10733 (sibcall_epilogue): Likewise.
10734 (eh_return_internal): Likewise.
10736 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10737 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10738 * config/bfin/bfin.c (bfin_handle_option): Handle
10739 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10741 Support bf534, bf536 and bf561.
10742 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10744 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10747 * config/i386/i386.c (ix86_function_regparm): Process local
10748 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10750 2007-05-07 Mike Stump <mrs@apple.com>
10752 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10753 also checks for and while statements in C++.
10755 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10757 * gcc.c (at_file_supplied): New variable.
10758 (main): Set it if we expanded argv.
10759 (do_spec_1): Pass an @-file to the linker if we were called with
10760 an @-file argument and HAVE_GNU_LD.
10761 * collect2.c (at_file_supplied): New variable.
10762 (response_file): New variable.
10763 (collect_exit): Unlink response_file if necessary.
10764 (handler): Likewise.
10765 (do_wait): Likewise.
10766 (main): Set at_file_supplied if we expanded argv.
10767 (collect_execute): Pass an @-file to subprocesses if we were called
10768 with an @-file argument.
10769 * configure.ac: Add define for HAVE_GNU_LD.
10770 * configure: Regenerate.
10771 * config.in: Regenerate.
10773 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10775 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10776 operand to HI mode.
10781 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10783 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10784 (TARGET_ENCODE_SECTION_INFO): Re-define.
10785 (m32c_encode_section_info): New
10786 (function_vector_handler): New
10787 (current_function_special_page_vector): New
10788 (m32c_special_page_vector_p): New.
10789 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10791 * config/m32c/jump.md: Added instruction JSRS for functions
10792 with attribute "function_vector".
10793 * doc/extend.texi (function_vector): Added description
10794 for M16C, M32C targets.
10796 2007-05-07 DJ Delorie <dj@redhat.com>
10799 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10800 ashrpsi3, lshrpsi3): Update shift count constraint.
10802 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10803 Nathan Froyd <froydnj@codesourcery.com>
10806 * c-incpath.c (add_path): Strip trailing path separators.
10808 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10810 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10811 Free dominance info before purging EH edges.
10812 (eliminate_degenerate_phis): Likewise.
10813 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10815 2007-05-07 Jan Hubicka <jh@suse.cz>
10817 * gimplify.c (gimplify_expr): Do not crash when folding
10818 (void *)(int)&a + 4.
10820 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10823 * c-opts.c (lang_fortran): Make it non static.
10824 * c-common.h (lang_fortran): New prototype.
10825 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10826 -lang-fortran option was passed by the driver.
10828 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10830 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10831 of ASSERT_CHECKING. Tweak message.
10833 2007-05-06 Revital Eres <eres@il.ibm.com>
10836 * loop-unroll.c (insert_var_expansion_initialization):
10837 Initialize the expansions with -zero instead of +zero.
10839 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10841 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10842 into pic and non-pic versions. Mark r19 as used for
10843 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10844 for tgd_load, tld_load and tie_load .
10845 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10846 version of tgd_load, tld_load and tie_load depending on the
10849 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10850 Jakub Jelinek <jakub@redhat.com>
10852 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10853 (__do_global_dtors_aux): Use more paranoid loop to run
10854 destructors if HIDDEN_DTOR_LIST_END.
10855 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10857 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10859 * varasm.c (align_variable): Don't increase alignment for
10860 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10861 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10863 2007-05-04 Josh Conner <jconner@apple.com>
10865 * basic-block.h (cdi_direction): Assign values to all enumeration
10867 (dom_computed): Remove.
10868 (dom_info_state): New.
10869 (set_dom_info_availability): New.
10870 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10871 walk_data.dom_direction.
10872 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10873 instead of dom_computed[].
10874 (split_edge): Likewise.
10875 (create_basic_block): Likewise.
10876 (merge_blocks): Likewise.
10877 * ifcvt.c (find_if_header): Likewise.
10878 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10879 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10880 * tree-ssa.c (verify_ssa): Likewise.
10881 * tree-cfg.c (tree_verify_flow_info): Likewise.
10882 (remove_edge_and_dominated_blocks): Likewise.
10883 * dominance.c (dom_computed): Make static.
10884 (calc_dfs_tree_nonrec): Change third param to a bool.
10885 (calc_dfs_tree): Change second param to a bool.
10886 (calc_idioms): Change second param to a bool. Use
10887 dom_convert_dir_to_idx.
10888 (init_dom_info): Validate dir before using.
10889 (dom_convert_dir_to_idx): New.
10890 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10891 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10892 (free_dominance_info): Use dom_convert_dir_to_idx.
10893 (get_immediate_dominator): Likewise.
10894 (set_immediate_dominator): Likewise.
10895 (get_dominated_by): Likewise.
10896 (redirect_immediate_dominators): Likewise.
10897 (nearest_common_denominator): Likewise.
10898 (dominated_by_p): Likewise.
10899 (bb_dom_dfs_in): Likewise.
10900 (bb_dom_dfs_out): Likewise.
10901 (recount_dominator): Likewise.
10902 (iterate_fix_dominators): Likewise.
10903 (add_to_dominance_info): Likewise.
10904 (delete_from_dominance_info): Likewise.
10905 (first_dom_son): Likewise.
10906 (next_dom_son): Likewise.
10907 (dom_info_available_p): Likewise.
10908 (dom_info_state): New.
10909 (set_dom_info_availability): New.
10911 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10913 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10915 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10917 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10919 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10920 (subdi3, subdi_carry): Delete.
10922 2007-05-04 Jan Hubicka <jh@suse.cz>
10923 Richard Guenther <rguenther@suse.de>
10925 * opts.c (decode_options): Do not fiddle with inlining
10926 parameters in case of optimizing for size.
10927 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10928 for size do nothing.
10929 (cgraph_decide_inlining_of_small_function): When optimizing for
10930 size never inline functions increasing caller size.
10931 (cgraph_early_inlining): Inline for size when optimizing for size.
10933 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10935 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10936 logical operations piecewise.
10937 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10938 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10939 subdi_sesidi_di): Delete.
10940 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10941 the generated sequence. Allow three-reg add in constraints. Rewrite
10942 the rtl expression for carry to avoid zero_extend of a constant.
10943 (sub_with_carry): New pattern.
10944 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10945 different sequence not involving jumps.
10946 (notbi): Now a named pattern.
10948 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10950 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10951 Add the note about a significant loss of accuracy of some
10952 mathematical routines when these options are used.
10954 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10956 * haifa-sched.c (rtx_vec_t): New typedef.
10957 (contributes_to_priority_p): Extract piece of priority () into new
10959 (priority): Use the function. Add assertion.
10960 (rank_for_schedule, set_priorities): Add assertion to check that
10961 insn's priority is initialized.
10962 (clear_priorities, calc_priorities): Change signature. Make it update
10963 all relevant insns. Update all callers ('add_to_speculative_block ()'
10964 and 'create_block_check_twin ()').
10965 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10966 Add new field 'priority_status'.
10967 (INSN_PRIORITY_STATUS): New macro.
10968 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10970 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10972 * sched-ebb.c (debug_ebb_dependencies): New static function.
10973 (init_ready_list): Use it.
10975 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10976 with changed signature and 'debug_rgn_dependencies ()'.
10977 (debug_rgn_dependencies): New static function.
10978 (init_ready_list): Use it.
10980 * sched-int.h (debug_dependencies): Declare.
10982 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10984 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10986 2007-05-04 Dirk Mueller <dmueller@suse.de>
10988 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10990 2007-05-03 Jan Hubicka <jh@suse.cz>
10992 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
10993 ((T1)X op (T1)Y), for pointer type in more cases than before.
10995 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
10997 * tree-object-size.c (plus_expr_object_size): When operand size is
10998 unknown, return unknown.
11000 2007-05-03 Dirk Mueller <dmueller@suse.de>
11002 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11004 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11007 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11009 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11011 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11013 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11015 * config/soft-fp/double.h, config/soft-fp/extended.h,
11016 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11017 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11018 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11019 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11022 2007-05-03 Ian Lance Taylor <iant@google.com>
11024 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11025 MASK_PPC_GFXOPT for 8540 or 8548.
11027 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11029 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11030 vect_print_dump_info() to output debug information.
11032 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11035 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11036 operands of size 2 when operand is not MEM_P.
11038 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11040 PR tree-optimization/30565
11041 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11043 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11045 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11046 (umulsi3_highpart): Use them.
11047 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11048 for final accumulator to D regisster tranfser.
11050 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11052 PR tree-optimization/31699
11053 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11055 (vect_enhance_data_refs_alignment): Compute peel amount using
11056 TYPE_VECTOR_SUBPARTS instead of vf.
11057 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11059 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11062 * system.h: Remove inclusion of double-int.h
11063 * tree.h: Include double-int.h
11064 * gengtype.c: Likewise
11065 * cfgloop.h: Likewise
11066 * Makefile.in: Adjust dependencies on double-int.h
11068 2007-05-02 Eric Christopher <echristo@apple.com>
11070 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11071 -shared to -Zdynamiclib.
11073 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11076 * c-common.c (strip_pointer_or_array_types): New function.
11077 * c-common.h (strip_pointer_or_array_types): New function declaration.
11079 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11081 PR tree-optimization/31771
11082 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11084 2007-05-02 Paul Brook <paul@codesourcery.com>
11086 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11088 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11090 PR middle-end/29715
11091 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11094 2007-05-02 Nick Clifton <nickc@redhat.com>
11096 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11098 2007-05-02 Richard Guenther <rguenther@suse.de>
11100 PR tree-optimization/31146
11101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11102 argument, single_use_p. If we have a single use that is
11103 a conversion to the definition rhs type, propagate that rhs.
11104 (forward_propagate_addr_expr): Pass single_use_p argument
11105 to forward_propagate_addr_expr_1.
11107 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11109 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11112 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11114 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11115 'AMD Family 10 core'.
11117 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11119 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11120 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11121 with SSE3 instruction set support.
11122 * doc/invoke.texi: Likewise.
11124 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11126 * config/i386/i386.c (override_options): Tuning 32-byte loop
11127 alignment for amdfam10 architecture. Increasing the max loop
11128 alignment to 24 bytes.
11130 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11132 * config/m68k/constraints.md: New.
11133 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11134 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11135 EXTRA_CONSTRAINT): Remove.
11136 * config/m68k/m68k.md: Include constraints.md.
11137 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11139 2007-05-01 Ian Lance Taylor <iant@google.com>
11141 PR tree-optimization/31739
11142 * tree-vrp.c (vrp_val_is_max): New static function.
11143 (vrp_val_is_min): New static function.
11144 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11146 (set_value_range): Use vrp_val_is_{max,min}.
11147 (extract_range_from_assert): Likewise.
11148 (extract_range_from_binary_expr): Likewise.
11149 (extract_range_from_unary_expr): Likewise.
11150 (dump_value_range, vrp_meet): Likewise.
11151 (vrp_visit_phi_node): Likewise.
11152 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11154 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11156 * config/i386/gmon-sol2.c (size_t): New type.
11157 (intptr_t): Likewise.
11158 (s_textsize): Declare as size_t.
11160 (monstartup): Use size_t for sizes.
11161 (_mcount): Save and restore registers.
11162 (internal_mcount): Pass 0 as the first argument to monstartup
11164 (moncontrol): Convert pointer to appropriately sized integer
11165 before passing to profil.
11167 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11169 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11170 __NO_FPRS__, not just if _SOFT_DOUBLE.
11171 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11172 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11173 also for E500 double.
11174 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11175 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11178 2007-05-01 Richard Guenther <rguenther@suse.de>
11180 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11183 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11185 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11187 2007-05-01 Jan Hubicka <jh@suse.cz>
11189 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11192 2007-05-01 Jan Hubicka <jh@suse.cz>
11194 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11195 (maybe_fold_offset_to_reference): Declare.
11196 * fold-const.c (fold_unary): Do not fold
11197 (type *)&A into &A->field_of_type_and_offset_0
11198 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11199 size is unknown, give up.
11200 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11202 (maybe_fold_offset_to_reference): New.
11203 (maybe_fold_stmt_indirect): Use it.
11204 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11205 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11207 (gimplify_expr): Likewise for plus_expr.
11209 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11211 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11212 bsi_after_labels. Always insert statements before bsi.
11213 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11214 * predict.c (apply_return_prediction): Check for empty blocks.
11215 * cfgexpand.c (lab_rtx_for_bb): New variable.
11216 (label_rtx_for_bb): Do not create new tree labels.
11217 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11218 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11219 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11221 (label_for_bb): Add field used.
11222 (update_eh_label, main_block_label): Mark the label used.
11223 (cleanup_dead_labels): Remove unused labels.
11225 2007-05-01 Richard Guenther <rguenther@suse.de>
11227 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11228 if it is not about to be set.
11229 (get_value_range): Do not pre-allocate equiv bitmap.
11230 (update_value_range): No need to clear equiv field.
11231 (add_equivalence): Change prototype to get bitmap pointer.
11232 Allocate bitmap here if it is not already.
11233 (extract_range_from_assert): Do not allocate bitmap here.
11234 Update callers to add_equivalence.
11235 (extract_range_from_ssa_name): Likewise.
11236 (get_vr_for_comparison): New static helper.
11237 (compare_name_with_value): Handle NULL equiv bitmap by
11238 peeling the first iteration of the comparison loop.
11239 Use get_vr_for_comparison.
11240 (compare_names): Handle NULL equiv bitmaps by using fake
11241 ones. Use get_vr_for_comparison.
11243 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11245 * double-int.c (mpz_set_double_int): Moved from
11246 tree-ssa-loop-niter.c.
11247 (mpz_get_double_int): Likewise; also, add option to wrap
11248 out-of-range integers.
11249 * double-int.h: New prototypes for above.
11250 * tree.c (get_static_type_bounds): Moved from
11251 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11252 TYPE_MAX_VALUE if they exist..
11253 * tree.h: New prototype for above.
11254 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11255 get_type_bounds calls.
11256 (mpz_set_double_int): Move to double-int.c.
11257 (get_type_bounds): Move to tree.c, rename to
11258 get_static_type_bounds.
11259 (mpz_to_double_int): Move to double-int.c, rename to
11260 mpz_get_double_int.
11262 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11264 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11265 DIV0 exception can fall through to a normal return.
11267 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11269 PR middle-end/22156
11270 Temporarily revert:
11271 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11272 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11273 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11274 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11275 initialize align to silence bogus warning.
11276 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11277 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11279 (struct sra_walk_fns): Remove use_all parameter from use.
11280 (sra_hash_tree): Handle BIT_FIELD_REFs.
11281 (sra_elt_hash): Don't hash bitfld blocks.
11282 (sra_elt_eq): Skip them in parent compares as well. Handle
11284 (sra_walk_expr): Don't maintain or pass down use_all_p.
11285 (scan_use): Remove use_all parameter.
11286 (scalarize_use): Likewise. Re-expand assignment to
11287 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11288 output, and re-scalarize after output. Don't mark anything
11290 (scalarize_ldst): Adjust.
11291 (scalarize_walk_gimple_modify_statement): Likewise.
11292 (build_element_name_1): Handle BIT_FIELD_REFs.
11293 (instantiate_element): Don't warn for any element whose parent
11294 is used as a whole.
11295 (instantiate_missing_elements_1): Return the sra_elt.
11296 (canon_type_for_field): New.
11297 (try_instantiate_multiple_fields): New.
11298 (instantiate_missing_elemnts): Use them.
11299 (mark_no_warning): Removed.
11300 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11301 (REPLDUP, sra_build_elt_assignment): New.
11302 (generate_copy_inout): Use them.
11303 (generate_element_copy): Likewise. Handle bitfld differences.
11304 (generate_element_zero): Don't recurse for blocks. Use
11305 sra_build_elt_assignment.
11306 (generate_one_element_int): Take elt instead of var. Use
11307 sra_build_elt_assignment.
11308 (generate_element_init_1): Adjust.
11309 (scalarize_use, scalarize_copy): Use REPLDUP.
11310 (scalarize_ldst): Move assert before dereference.
11311 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11313 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11316 * tree.c (reconstruct_complex_type): Reconstruct a reference
11318 Also use the same mode for the pointer as the old pointer type.
11320 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11322 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11325 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11327 PR rtl-optimization/31676
11328 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11329 (df_refs_record): Call it.
11331 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11333 * rtl.def (SS_ABS): New code.
11334 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11335 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11336 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11337 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11338 (bfin_init_builtins): Define them.
11339 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11340 (bfin_expand_builtin): ... and handle the others here.
11341 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11342 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11343 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11344 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11345 operand is only HImode.
11347 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11349 * regclass.c (scan_one_insn): Remove splitting of
11352 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11353 Nigel Stephens <nigel@mips.com>
11355 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11357 2007-04-28 Jan Hubicka <jh@suse.cz>
11359 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11360 insn_locators_alloc instead of insn_locators_initialize;
11361 call reset_block_changes.
11362 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11363 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11364 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11365 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11366 * config/score/score.c (th_output_mi_thunk): Likewise.
11367 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11368 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11369 tolerate uninitialized locator info.
11372 * function.c (init_function_start): Don't init line number info.
11373 (expand_function_end): Update.
11374 (reset_block_changes, record_block_change, finalize_block_changes,
11375 check_block_change, free_block_changes): Kill.
11376 * function.h (reset_block_changes, record_block_change,
11377 finalize_block_changes, check_block_change, free_block_changes):
11379 (struct function): Remove ib_boundaries_block.
11380 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11381 Use curr_insn_locator to initialize locator.
11382 (emit_line_note): Remove.
11383 * cfgexpand.c (expand_gimple_cond_expr): Update.
11384 (construct_exit_block): Likewise.
11385 (tree_expand_cfg): Initialize/finalize locators.
11386 * expr.c (expand_expr_real): Update.
11387 * cfglayout.c (line_locators_locs, line_locators_lines,
11388 file_locators_locs, file_locators_files): Remove.
11389 (set_block_levels): Move to cfgexpand.c.
11390 (insn_locators_initialize): Remove.
11391 (pass_insn_locators_initialize): Remove.
11392 (locations_locators_locs, locations_locators_vals): New static vars.
11393 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11395 (insn_locators_alloc, insn_locators_finalize,
11396 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11398 (locator_location): New.
11399 (locator_line, locator_file): Rewrite.
11400 * rtl.h (emit_line_note): Kill.
11401 (insn_locators_alloc, insn_locators_finalize,
11402 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11404 * tree-inline.c (initialize_cfun): Do not initialize
11405 ib_boundaries_block.
11406 * passes.c (pass_insn_locators_initialize): Remove.
11408 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11410 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11411 info. Update last_basic_block correctly.
11413 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11416 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11417 register itself to hold the offset constant. Tell flow the use
11418 of r4 and r5 when they are used.
11420 2007-04-27 Richard Guenther <rguenther@suse.de>
11422 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11423 if we simplified anything.
11424 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11425 warnings until we did a simplification and the stmt was not
11426 marked as TREE_NO_WARNING.
11428 2007-04-27 Mike Stump <mrs@apple.com>
11430 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11432 2007-04-27 Ian Lance Taylor <iant@google.com>
11434 PR middle-end/31710
11435 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11436 TYPE_MAX_VALUE exist, convert them to the new type.
11438 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11440 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11441 if it claims to be available.
11442 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11443 edge is redirected.
11444 (perform_tree_ssa_dce): Always free postdominators.
11446 2007-04-27 Richard Henderson <rth@redhat.com>
11448 * config/alpha/predicates.md (aligned_memory_operand): Mark
11449 as define_special_predicate.
11450 (unaligned_memory_operand, normal_memory_operand): Likewise.
11451 (reg_or_unaligned_mem_operand): Remove.
11452 (any_memory_operand): Match the documentation and check for
11453 non-renumbered pseudos during reload.
11454 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11455 alpha_secondary_reload_class, update to new interface, make static.
11456 Handle CQImode like HImode. Remove FP subreg check.
11457 (alpha_expand_mov): Use replace_equiv_address.
11458 (alpha_expand_mov_nobwx): Use any_memory_operand.
11459 (TARGET_SECONDARY_RELOAD): New.
11460 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11461 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11462 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11463 * config/alpha/alpha.md: ... here.
11464 (RELOAD12, reloadmode): New.
11466 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11467 Don't handle the aligned case here.
11468 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11469 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11470 reload_inhi_help. Don't expect a scratch register.
11471 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11473 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11475 2007-04-27 Richard Guenther <rguenther@suse.de>
11477 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11479 2007-04-27 Richard Guenther <rguenther@suse.de>
11481 PR tree-optimization/30965
11482 PR tree-optimization/30978
11483 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11484 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11485 (find_equivalent_equality_comparison): Likewise.
11486 (simplify_cond): Likewise.
11487 (get_prop_source_stmt): New helper.
11488 (get_prop_dest_stmt): Likewise.
11489 (can_propagate_from): Likewise.
11490 (remove_prop_source_from_use): Likewise.
11491 (combine_cond_expr_cond): Likewise.
11492 (forward_propagate_comparison): New function.
11493 (forward_propagate_into_cond): Rewrite to use fold for
11495 (tree_ssa_forward_propagate_single_use_vars): Call
11496 forward_propagate_comparison to propagate comparisons.
11498 2007-04-27 Richard Guenther <rguenther@suse.de>
11500 PR tree-optimization/31715
11501 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11502 sure to do computation on the offset in an appropriate
11505 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11507 * reload.h (elimination_target_reg_p): Declare.
11508 * reload.c (find_reloads): Don't apply the reg_rtx move
11509 optimization if the SET_DEST satisfies elimination_target_reg_p.
11510 * reload1.c (elimination_target_reg_p): New function.
11511 (gen_reload): In the move/add2 fallback, make sure that op0
11512 does not overlap the destination register.
11514 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11516 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11517 transform only GIMPLE_MODIFY_STMTs.
11518 * tree-complex.c (expand_complex_operations_1): Ditto.
11519 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11520 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11521 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11523 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11524 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11525 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11526 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11527 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11528 slpeel_add_loop_guard): Ditto.
11529 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11530 * lambda-code.c (perfect_nestify): Ditto.
11531 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11532 before the first statement.
11533 * tree-optimize.c (execute_free_datastructures): Fix comments.
11534 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11535 * tree-flow.h (disband_implicit_edges): Declaration removed.
11536 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11538 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11539 COND_EXPRs without gotos.
11540 (disband_implicit_edges, has_label_p): Removed.
11541 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11542 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11544 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11546 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11547 also for COND_EXPRs.
11548 * cfgexpand.c (label_rtx_for_bb): New function.
11549 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11550 Use label_rtx_for_bb to find the labels.
11551 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11552 last block. Detect fallthru edges.
11554 2007-04-26 Ian Lance Taylor <iant@google.com>
11557 * reload.c (find_reloads_subreg_address): If the address was valid
11558 in the original mode but not in the new mode, reload the whole
11561 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11563 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11564 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11565 (cleanup_control_expr_graph): Do not invalidate dominance info.
11566 Record altered blocks.
11567 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11568 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11569 cleanup_tree_cfg_bb): New functions.
11570 (remove_forwarder_block): Do not maintain the worklist of blocks.
11571 Record altered blocks.
11572 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11573 not over whole cfg.
11574 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11575 delete_unreachable_blocks if dominators are not available.
11576 * tree-inline.c (optimize_inline_calls): Free dominance information
11578 * tree-flow.h (remove_edge_and_dominated_blocks,
11579 cfgcleanup_altered_bbs): Altered.
11580 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11582 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11584 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11585 do not invalidate dominators.
11587 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11589 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11590 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11591 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11592 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11594 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11596 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11598 2007-04-26 Richard Guenther <rguenther@suse.de>
11600 PR tree-optimization/31703
11601 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11602 the right type for the target of the bittest.
11604 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11606 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11607 ix86_sol10_return_in_memory.
11609 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11611 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11614 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11617 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11619 PR tree-optimization/30558
11620 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11621 clear this_state.prev_try.
11623 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11624 Mark Mitchell <mark@codesourcery.com>
11626 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11627 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11628 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11630 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11633 * doc/invoke.texi (%:print-asm-header): Document.
11634 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11636 (static_spec_functions): Add print-asm-header.
11637 (main): Print a banner before the --target-help linker options.
11638 (print_asm_header_spec_function): New function.
11640 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11643 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11644 (movsf_ie): Likewise.
11646 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11648 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11650 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11652 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11653 exception for divide-by-zero.
11654 (__umodsi3, __modsi3): Likewise.
11656 2007-04-25 Dirk Mueller <dmueller@suse.de>
11658 * c-typeck.c (build_compound_expr): Annotate warning()
11659 call with OPT_Wunused_value.
11660 * tree-ssa.c (warn_uninit): Annotate warning with
11662 * c-common.c (handle_sentinel_attribute): Annotate warning
11663 call with OPT_Wattributes.
11665 2007-04-25 Thiemo Seufer <ths@mips.com>
11667 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11668 (mips16): Fix typo.
11669 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11670 on to the assembler. Improve handling of -mno-mips16. Add handling
11671 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11672 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11673 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11674 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11676 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11679 * config/i386/winnt.c (i386_pe_file_end): Strip only
11680 USER_LABEL_PREFIX when writing export name.
11682 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11684 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11685 sh/elf.h, vx-common.h and vxworks.h.
11686 * config/sh/sh.h: Include config/vxworks-dummy.h.
11687 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11688 (OVERRIDE_OPTIONS): Use it.
11689 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11690 (vxworks_picreg): New pattern.
11691 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11692 VXWORKS_OS_CPP_BUILTINS.
11693 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11694 to their VXWORKS_* equivalents.
11695 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11696 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11697 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11698 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11699 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11700 -mrtp/-fPIC multilibs.
11701 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11702 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11703 (MULTILIB_OSDIRNAMES): Delete.
11705 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11708 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11710 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11712 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11713 rounding mode to be specified by the caller.
11714 (real_to_mpfr) Likewise.
11715 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11716 include new arguments.
11717 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11719 2007-04-24 Ian Lance Taylor <iant@google.com>
11721 PR tree-optimization/31605
11722 * tree-vrp.c (set_value_range): Check that min and max are not
11723 both overflow infinities.
11724 (set_value_range_to_value): New static function.
11725 (extract_range_from_binary_expr): Call set_value_range_to_value.
11726 (extract_range_from_cond_expr): Likewise.
11727 (extract_range_from_expr): Likewise.
11728 (extract_range_from_unary_expr): Likewise. Don't create a range
11729 which overflows on both sides.
11730 (vrp_meet): Check for a useless range.
11731 (vrp_visit_phi_node): If we see a constant which looks like an
11732 overflow infinity, turn off the TREE_OVERFLOW flag.
11734 2007-04-24 Ian Lance Taylor <iant@google.com>
11736 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11738 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11740 PR diagnostic/25923
11741 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11742 diagnostic message is being built.
11743 * tree-pretty-print.c (dump_generic_node): Only write the
11744 formatted text into BUFFER's stream if we are not building a
11745 diagnostic message.
11746 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11748 * Makefile.in (toplev.o): Depend on tree-pass.h.
11750 2007-04-24 Ian Lance Taylor <iant@google.com>
11752 PR tree-optimization/31602
11753 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11754 conditionals in the copied loop header.
11755 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11756 warnings if TREE_NO_WARNING is set.
11757 * doc/invoke.texi (Warning Options): Clarify that
11758 -Wstrict-overflow does not warn about loops.
11760 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11762 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11763 expand on the comment about _Decimal128 arguments and check the
11764 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11765 that _Decimal128 argument uses even/odd register pair.
11766 (function_arg): Ditto.
11768 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11770 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11771 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11773 2007-04-24 Richard Guenther <rguenther@suse.de>
11774 Olga Golovanevsky <olga@il.ibm.com>
11776 * fold-const.c (multiple_of_p): Check for bottom
11779 2007-04-24 Richard Henderson <rth@redhat.com>
11781 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11782 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11783 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11784 looking for non-zero bits shifted out. Avoid a recursive call
11785 when constructing the scalar.
11786 (__floatundisf): Likewise.
11788 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11790 * dwarf2out.c (field_byte_offset): Move the existing logic
11791 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11792 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11794 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11797 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11798 length argument of 0 for memset.
11799 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11800 unsigned shift instead of the signed variant.
11802 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11804 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11805 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11806 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11807 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11808 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11809 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11810 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11811 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11812 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11813 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11814 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11815 "mul<mode>3", "div<mode>3"): Insn definitions added.
11816 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11817 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11818 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11819 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11820 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11821 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11822 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11823 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11824 TARGET_FLOAT_FORMAT): Macro definitions removed.
11825 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11826 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11827 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11828 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11829 (s390_gen_rtx_const_DI): Function removed.
11830 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11832 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11834 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11835 over an external ffs function.
11837 2007-04-24 Chao-ying Fu <fu@mips.com>
11838 Richard Sandiford <richard@nildram.co.uk>
11840 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11841 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11842 (smadd_widen_optab, umadd_widen_optab): Define.
11843 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11845 * genopinit.c (optabs): Fill in smadd_widen_optab and
11847 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11848 and umadd_widen_optab to implement multiply-add sequences.
11849 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11850 (<u>maddsidi4): ...this. Extend condition to include
11851 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11852 of operand 0 to "ka" and use the three-operand form of madd<u>
11854 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11856 * config/mips/constraints.md (ka): New register constraint.
11858 2007-04-24 Jan Hubicka <j@suse.cz>
11862 2007-04-23 Jan Hubicka <jh@suse.cz>
11863 * function.c (init_function_start): Don't init line number info.
11864 (expand_function_end): Update.
11865 (reset_block_changes, record_block_change, finalize_block_changes,
11866 check_block_change, free_block_changes): Kill.
11867 * function.h (reset_block_changes, record_block_change,
11868 finalize_block_changes, check_block_change, free_block_changes):
11870 (struct function): Remove ib_boundaries_block.
11871 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11872 Use curr_insn_locator to initialize locator.
11873 (emit_line_note): Remove.
11874 * cfgexpand.c (expand_gimple_cond_expr): Update.
11875 (construct_exit_block): Likewise.
11876 (tree_expand_cfg): Initialize/finalize locators.
11877 * expr.c (expand_expr_real): Update.
11878 * cfglayout.c (line_locators_locs, line_locators_lines,
11879 file_locators_locs, file_locators_files): Remove.
11880 (set_block_levels): Move to cfgexpand.c.
11881 (insn_locators_initialize): Remove.
11882 (pass_insn_locators_initialize): Remove.
11883 (locations_locators_locs, locations_locators_vals): New static vars.
11884 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11886 (insn_locators_alloc, insn_locators_finalize,
11887 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11889 (locator_location): New.
11890 (locator_line, locator_file): Rewrite.
11891 * rtl.h (emit_line_note): Kill.
11892 (insn_locators_alloc, insn_locators_finalize,
11893 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11895 * tree-inline.c (initialize_cfun): Do not initialize
11896 ib_boundaries_block.
11897 * passes.c (pass_insn_locators_initialize): Remove.
11899 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11901 * doc/invoke.texi: Removed leading '-' from option index entries.
11903 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11905 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11907 (create_phi_node): Use set_phi_nodes.
11908 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11909 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11910 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11911 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11912 (bsi_start, bsi_last): Use bb_stmt_list.
11913 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11914 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11915 Traverse the statements using tsi iterator.
11916 * basic-block.h (struct basic_block_def): Fields stmt_list
11917 and phi_nodes moved to ...
11918 (struct tree_bb_info): ... new structure.
11919 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11920 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11921 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11922 (tree_verify_flow_info): Verify that il.tree is not set for
11923 entry and exit block.
11924 (tree_split_block): Use set_bb_stmt_list.
11926 2007-04-23 Mike Stump <mrs@apple.com>
11928 * config/i386/i386.c (ix86_tune_features
11929 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11932 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11934 * config/i386/i386.md (prefix_extra): New attribute.
11935 (length): Add prefix_extra.
11937 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11938 (sse2_movntv2di): Likewise.
11939 (sse2_cvtps2dq): Likewise.
11940 (sse2_cvtpd2pi): Likewise.
11941 (sse2_cvttpd2pi): Likewise.
11942 (*sse2_cvtpd2ps): Likewise.
11943 (*add<mode>3): Likewise.
11944 (sse2_ssadd<mode>3): Likewise.
11945 (sse2_usadd<mode>3): Likewise.
11946 (*sub<mode>3): Likewise.
11947 (sse2_sssub<mode>3): Likewise.
11948 (sse2_ussub<mode>3): Likewise.
11949 (*mulv8hi3): Likewise.
11950 (*smulv8hi3_highpart): Likewise.
11951 (*umulv8hi3_highpart): Likewise.
11952 (sse2_umulv2siv2di3): Likewise.
11953 (sse2_pmaddwd): Likewise.
11954 (ashr<mode>3): Likewise.
11955 (lshr<mode>3): Likewise.
11956 (ashl<mode>3): Likewise.
11957 (sse2_ashlti3): Likewise.
11958 (sse2_lshrti3): Likewise.
11959 (*umaxv16qi3): Likewise.
11960 (*smaxv8hi3): Likewise.
11961 (*uminv16qi3): Likewise.
11962 (*sminv8hi3): Likewise.
11963 (sse2_eq<mode>3): Likewise.
11964 (sse2_gt<mode>3): Likewise.
11965 (*and<mode>3): Likewise.
11966 (sse2_nand<mode>3): Likewise.
11967 (*ior<mode>3): Likewise.
11968 (*xor<mode>3): Likewise.
11969 (sse2_packsswb): Likewise.
11970 (sse2_packssdw): Likewise.
11971 (sse2_packuswb): Likewise.
11972 (sse2_punpckhbw): Likewise.
11973 (sse2_punpcklbw): Likewise.
11974 (sse2_punpckhwd): Likewise.
11975 (sse2_punpcklwd): Likewise.
11976 (sse2_punpckhdq): Likewise.
11977 (sse2_punpckldq): Likewise.
11978 (sse2_punpckhqdq): Likewise.
11979 (sse2_punpcklqdq): Likewise.
11980 (*sse2_pinsrw): Likewise.
11981 (*sse2_pextrw): Likewise.
11982 (sse2_pshufd_1): Likewise.
11983 (sse2_uavgv16qi3): Likewise.
11984 (sse2_uavgv8hi3): Likewise.
11985 (sse2_psadbw): Likewise.
11986 (sse2_pmovmskb): Likewise.
11987 (*sse2_maskmovdqu): Likewise.
11988 (*sse2_maskmovdqu_rex64): Likewise.
11989 (sse4a_extrqi): Likewise.
11990 (sse4a_extrq): Likewise.
11991 (sse3_lddqu): Set prefix_rep.
11992 (sse3_addsubv4sf3): Likewise.
11993 (sse3_haddv4sf3): Likewise.
11994 (sse3_hsubv4sf3): Likewise.
11995 (sse_cvtss2si): Likewise.
11996 (sse_cvtss2si_2): Likewise.
11997 (sse_cvtss2siq): Likewise.
11998 (sse_cvtss2siq_2): Likewise.
11999 (sse_cvttss2si): Likewise.
12000 (sse_cvttss2siq): Likewise.
12001 (sse2_cvttps2dq): Likewise.
12002 (sse3_movshdup): Likewise.
12003 (sse3_movsldup): Likewise.
12004 (sse2_cvtsd2si): Likewise.
12005 (sse2_cvtsd2si_2): Likewise.
12006 (sse2_cvtsd2siq): Likewise.
12007 (sse2_cvtsd2siq_2): Likewise.
12008 (sse2_cvttsd2si): Likewise.
12009 (sse2_cvttsd2siq): Likewise.
12010 (*sse2_cvtpd2dq): Likewise.
12011 (*sse2_cvttpd2dq): Likewise.
12012 (sse2_pshuflw_1): Likewise.
12013 (sse2_pshufhw_1): Likewise.
12014 (sse4a_insertqi): Likewise.
12015 (sse4a_insertq): Likewise.
12016 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12017 (ssse3_phadddv4si3): Likewise.
12018 (ssse3_phaddswv8hi3): Likewise.
12019 (ssse3_phsubwv8hi3): Likewise.
12020 (ssse3_phsubdv4si3): Likewise.
12021 (ssse3_phsubswv8hi3): Likewise.
12022 (ssse3_pmaddubswv8hi3): Likewise.
12023 (ssse3_pmulhrswv8hi3): Likewise.
12024 (ssse3_pshufbv16qi3): Likewise.
12025 (ssse3_psign<mode>3): Likewise.
12026 (ssse3_palignrti): Likewise.
12027 (abs<mode>2): Likewise.
12028 (ssse3_phaddwv4hi3): Set prefix_extra.
12029 (ssse3_phadddv2si3): Likewise.
12030 (ssse3_phaddswv4hi3): Likewise.
12031 (ssse3_phsubwv4hi3): Likewise.
12032 (ssse3_phsubdv2si3): Likewise.
12033 (ssse3_phsubswv4hi3): Likewise.
12034 (ssse3_pmaddubswv4hi3): Likewise.
12035 (ssse3_pmulhrswv4hi3): Likewise.
12036 (ssse3_pshufbv8qi3): Likewise.
12037 (ssse3_psign<mode>3): Likewise.
12038 (ssse3_palignrdi): Likewise.
12039 (abs<mode>2): Likewise.
12040 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12041 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12042 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12044 2007-04-23 Nick Clifton <nickc@redhat.com>
12046 * params.def: Fix formatting of emacs local variables.
12048 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12050 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12051 move if inter-unit move isn't allowed.
12052 Don't split moving the first element of V2DI to DI to inter-unit
12053 move if inter-unit move isn't allowed.
12055 2007-04-23 Richard Guenther <rguenther@suse.de>
12057 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12058 and CDI_POST_DOMINATORS separately.
12060 2007-04-23 Nick Clifton <nickc@redhat.com>
12062 * c.opt (Wformat-contains-nul): Add warning attribute.
12064 2007-04-23 Jan Hubicka <jh@suse.cz>
12066 * function.c (init_function_start): Don't init line number info.
12067 (expand_function_end): Update.
12068 (reset_block_changes, record_block_change, finalize_block_changes,
12069 check_block_change, free_block_changes): Kill.
12070 * function.h (reset_block_changes, record_block_change,
12071 finalize_block_changes, check_block_change, free_block_changes):
12073 (struct function): Remove ib_boundaries_block.
12074 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12075 Use curr_insn_locator to initialize locator.
12076 (emit_line_note): Remove.
12077 * cfgexpand.c (expand_gimple_cond_expr): Update.
12078 (construct_exit_block): Likewise.
12079 (tree_expand_cfg): Initialize/finalize locators.
12080 * expr.c (expand_expr_real): Update.
12081 * cfglayout.c (line_locators_locs, line_locators_lines,
12082 file_locators_locs, file_locators_files): Remove.
12083 (set_block_levels): Move to cfgexpand.c.
12084 (insn_locators_initialize): Remove.
12085 (pass_insn_locators_initialize): Remove.
12086 (locations_locators_locs, locations_locators_vals): New static vars.
12087 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12089 (insn_locators_alloc, insn_locators_finalize,
12090 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12092 (locator_location): New.
12093 (locator_line, locator_file): Rewrite.
12094 * rtl.h (emit_line_note): Kill.
12095 (insn_locators_alloc, insn_locators_finalize,
12096 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12098 * tree-inline.c (initialize_cfun): Do not initialize
12099 ib_boundaries_block.
12100 * passes.c (pass_insn_locators_initialize): Remove.
12102 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12104 PR middle-end/31448
12105 * expr.c (reduce_to_bit_field_precision): Handle
12108 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12110 PR tree-optimization/24659
12111 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12112 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12113 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12114 * genopinit.c (optabs): Rename vec_pack_mod_optab
12115 to vec_pack_trunc_optab.
12116 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12117 early for scalar floating point operands for NOP_EXPR.
12118 (vectorizable_type_promotion): Ditto.
12119 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12120 vec_pack_trunc_optab.
12121 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12123 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12124 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12125 Rename from VEC_PACK_MOD_EXPR.
12126 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12127 * expr.c (expand_expr_real_1): Ditto.
12128 * tree-inline.c (estimate_num_insns_1): Ditto.
12129 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12131 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12132 (vec_unpacks_lo_v4sf): Ditto.
12133 (vec_pack_trunc_v2df): Ditto.
12134 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12135 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12136 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12138 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12140 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12142 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12143 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12144 packing of floating point operands.
12145 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12146 represent unpacking of floating point operands.
12147 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12148 [vec_unpacks_hi]: Ditto.
12149 [vec_unpacks_lo]: Ditto.
12151 2007-04-22 Jan Hubicka <jh@suse.cz>
12153 * final.c (rest_of_handle_final): Call
12154 targetm.asm_out.constructor/targetm.asm_out.destructor
12155 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12156 proper priority via decl_*_priority_insert.
12157 * c-common.c (c_expand_body): Likewise.
12159 2007-04-22 Richard Guenther <rguenther@suse.de>
12161 PR tree-optimization/29789
12162 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12163 (rewrite_reciprocal): New helper split out from
12164 determine_invariantness_stmt.
12165 (rewrite_bittest): Likewise.
12166 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12167 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12170 2007-04-22 Revital Eres <eres@il.ibm.com>
12172 * loop-unroll.c (var_to_expand): New field to support also
12173 insns of the form x = something + x.
12174 (analyze_insn_to_expand_var): Use it.
12175 (expand_var_during_unrolling): Likewise.
12177 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12179 * predict.c: Include pointer-set.h.
12180 (bb_predictions): New variable.
12181 (tree_predicted_by_p, tree_predict_edge,
12182 remove_predictions_associated_with_edge): Use bb_predictions map
12183 instead of bb->predictions.
12184 (clear_bb_predictions, assert_is_empty): New functions.
12185 (combine_predictions_for_bb): Use bb_predictions map. Call
12186 clear_bb_predictions.
12187 (tree_estimate_probability): Create and free bb_predictions map.
12188 * Makefile.in (predict.o): Add pointer-set.h dependency.
12189 * basic-block.h (struct basic_block_def): Remove predictions
12191 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12193 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12196 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12199 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12201 * timevar.c (timevar_print): Change reference of --disable-checking to
12202 --enable-checking=release. Also warn if assert checking is disabled.
12204 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12207 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12208 decl as addressable if the compound literal was marked as
12210 Mark the decl as a gimple register if it is a complex or
12211 vector decl and does not live in memory.
12213 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12215 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12216 (GENERIC_NEXT): New function macro.
12217 (PHI_CHAIN): Use phi_node's new chain variable.
12218 (tree_phi_node): Change tree_common to tree_base
12219 and add the chain field.
12220 * tree-phinodes.c (make_phi_node): Don't set
12221 TREE_TYPE on the new node.
12222 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12223 instead of checking GIMPLE_TUPLE_P in chain_next.
12224 * tree-vect-transform.c
12225 (get_initial_def_for_induction): Look at
12226 PHI_RESULT_TREE for the type of the phi node.
12227 (update_vuses_to_preheader): Use PHI_CHAIN
12228 instead of TREE_CHAIN on the phi node.
12229 * tree-ssa-structalias.c (compute_points_to_sets):
12231 (ipa_pta_execute): Likewise.
12233 2007-04-21 Richard Guenther <rguenther@suse.de>
12235 PR middle-end/31136
12236 * fold-const.c (fold_unary): Call fold_convert_const on the
12239 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12241 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12242 (store_killed_in_pat): New.
12244 2007-04-20 Richard Henderson <rth@redhat.com>
12247 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12248 TREE_LIST with a void_type_node value, not void_list_node exactly.
12250 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12252 * doc/standards.texi: Re-arrange into language-specific
12253 subsections. Add a C++ section, documenting which standards we
12256 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12258 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12259 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12261 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12263 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12264 ecrti.o and crtbegin.o.
12265 (LIB_DEFAULT_SPEC): Include -lc.
12266 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12268 2007-04-20 Richard Henderson <rth@redhat.com>
12271 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12272 argument; update all callers.
12273 (get_unaligned_offset): New.
12274 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12275 get_unaligned_address, just pass on the address directly.
12276 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12277 the subreg in the helper patterns.
12278 (unaligned_extendqidi_le): Use get_unaligned_offset.
12279 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12280 (unaligned_extendhidi_be): Likewise.
12281 (unaligned_extendhidi): Tidy.
12282 * config/alpha/alpha-protos.h: Update.
12284 2007-04-20 Richard Henderson <rth@redhat.com>
12286 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12287 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12288 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12289 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12290 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12291 (CPP_SPEC): Don't include %(cpp_subtarget).
12292 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12293 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12294 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12296 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12298 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12299 for __builtin_ia32_cmpordss.
12301 PR tree-optimization/31632
12302 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12303 and arg1 for optimizations of comparison against min/max values.
12304 Fold arg0 to arg1's type for optimizations of comparison against
12305 min+1 and max-1 values.
12307 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12309 * reload.c (combine_reloads): When trying to use a dying register,
12310 check whether it's uninitialized and don't use if so.
12312 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12314 * fold-const.c: Remove prototypes for native_encode_expr and
12315 native_interpret_expr.
12316 (native_encode_expr): Make non-static.
12317 (native_interpret_expr): Likewise.
12318 * tree.h: Add prototypes for the above.
12320 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12322 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12323 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12324 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12325 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12326 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12327 Add length attributes.
12329 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12331 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12334 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12335 __STDC_WANT_DEC_FP__.
12337 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12339 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12340 for long double compatibility.
12341 * configure: Regenerate.
12343 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12345 PR rtl-optimization/29841
12346 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12348 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12349 that may cause control flow transfer from being moved.
12351 2007-04-18 Jan Hubicka <jh@suse.cz>
12353 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12356 2007-04-18 Eric Christopher <echristo@apple.com>
12358 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12359 only. Update operands.
12360 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12361 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12362 link register to pic register.
12364 2007-04-18 Dirk Mueller <dmueller@suse.de>
12366 PR diagnostic/31227
12367 * tree-vrp.c (search_for_addr_array): New.
12368 (check_array_bounds): Suppress warning about
12369 address taken of array refs if its not de-referenced.
12371 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12373 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12374 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12376 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12377 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12378 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12380 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12382 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12384 (vect_analyze_scalar_cycles): Fix indentation.
12385 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12386 (vect_mark_relevant): Include phis in relevance analysis.
12388 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12390 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12392 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12393 output_operand_lossage().
12395 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12397 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12398 the unused code for reduction without adjust-in-epilog to simplify the
12401 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12403 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12404 (S390_TDC_NEGATIVE_ZERO): New constant.
12405 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12406 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12407 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12408 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12409 (S390_TDC_POSITIVE_INFINITY): New constant.
12410 (S390_TDC_NEGATIVE_INFINITY): New constant.
12411 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12412 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12413 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12414 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12415 (S390_TDC_INFINITY): New constant.
12416 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12417 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12418 optimization for UNSPEC_CCZ_TO_INT.
12419 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12420 ("*ccz_to_int"): New insn.
12421 ("isinf<mode>2"): New insn.
12422 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12423 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12424 (UNSPEC_CCZ_TO_INT): New constant.
12426 2007-04-18 Richard Guenther <rguenther@suse.de>
12428 PR tree-optimization/19431
12429 PR tree-optimization/21463
12430 * tree-pass.h (pass_phiprop): Declare.
12431 * passes.c (init_optimization_passes): New phiprop pass.
12432 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12433 (phivn_valid_p): New helper function.
12434 (phiprop_insert_phi): Likewise.
12435 (propagate_with_phi): Likewise.
12436 (tree_ssa_phiprop): New propagator propagating loads
12437 through phi nodes if profitable.
12439 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12441 * tree-vect-analyze.c (process_use): New function.
12442 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12443 Check phis in all bbs.
12444 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12447 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12449 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12452 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12455 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12458 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12460 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12462 (sse_vmmulv4sf3): Likewise.
12463 (sse2_vmaddv2df3): Likewise.
12464 (sse2_vmmulv2df3): Likewise.
12466 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12468 PR rtl-optimization/31360
12469 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12470 (target_reg_cost): New.
12471 (init_set_costs): Initialize target_reg_cost. Add comments
12472 regarding the rationale of the costs.
12473 (global_cost_for_size): Renamed to...
12474 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12475 of register pressure.
12476 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12477 estimate_reg_pressure_cost. Add number of ivs.
12478 (determine_set_costs): Dump target_reg_cost.
12479 * loop-invariant.c (gain_for_invariant): Use
12480 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12481 (best_gain_for_invariant, find_invariants_to_move): Remove
12483 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12484 (target_reg_cost): Declare.
12485 (global_cost_for_size): Declaration removed.
12486 (estimate_reg_pressure_cost): Declare.
12488 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12490 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12491 regnos into even/odd register pairs.
12492 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12493 TDmode similar to the other floating point modes.
12494 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12495 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12497 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12498 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12499 (movdd_hardfloat64): Use TARGET_MFPGPR.
12501 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12503 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12506 2005-01-05 Richard Henderson <rth@redhat.com>
12508 * reload1.c (do_input_reload): Restrict the optimization deleteing
12509 a previous output reload to RELOAD_FOR_INPUT.
12511 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12513 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12514 induc_vec_info_type.
12515 (vectorizable_induction): New function declaration.
12516 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12517 check if already vectorized. Find first place in BB where new stmts
12518 can be inserted. Takes only one argument.
12519 (vectorizable_induction): New function.
12520 (vect_transform_stmt): Add case for induc_vec_info_type to call
12521 vectorizable_induction.
12522 (vect_transform_loop): Consider phis for vectorization.
12523 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12525 (analyze_operations): Call vectorizable_induction when analyzing phis.
12527 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12528 (vect_mark_relevant): Include phis in relevance analysis.
12529 (vect_mark_stmts_to_be_vectorize): Likewise.
12530 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12532 2007-04-16 Lawrence Crowl <crowl@google.com>
12534 * doc/invoke.texi (Debugging Options): Add documentation for the
12535 -femit-struct-debug options -femit-struct-debug-baseonly,
12536 -femit-struct-debug-reduced, and
12537 -femit-struct-debug-detailed[=...].
12539 * c-opts.c (c_common_handle_option): Add
12540 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12541 and OPT_femit_struct_debug_detailed_.
12542 * c.opt: Add specifications for
12543 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12544 and -femit-struct-debug-detailed[=...].
12545 * opts.c (set_struct_debug_option): Parse the
12546 -femit-struct-debug-... options.
12547 * opts.c (matches_main_base, main_input_basename,
12548 main_input_baselength, base_of_path, matches_main_base): Add
12549 variables and functions to compare header base name to compilation
12551 * opts.c (should_emit_struct_debug): Add to determine to emit a
12552 structure based on the option.
12553 (dump_struct_debug) Also disabled function to debug this
12555 * opts.c (handle_options): Save the base name of the
12558 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12559 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12560 This hook indicates if a type is generic. Set it by default
12561 to "never generic".
12562 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12563 to determine if a struct type is generic or not.
12564 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12565 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12566 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12567 with live C++ hook.
12569 * flags.h (enum debug_info_usage): Add an enumeration to describe
12570 a program's use of a structure type.
12571 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12572 to indicate the program's usage of the type. Filter structs based
12573 on the -femit-struct-debug-... specification.
12574 (gen_type_die): Split into two routines, gen_type_die and
12575 gen_type_die_with_usage. gen_type_die is now a wrapper
12576 that assumes direct usage.
12577 (gen_type_die_with_usage): Replace calls to gen_type_die
12578 with gen_type_die_with_usage adding the program usage of
12579 the referenced type.
12580 (dwarf2out_imported_module_or_decl): Suppress struct debug
12581 information using should_emit_struct_debug when appropriate.
12583 2007-04-16 Ian Lance Taylor <iant@google.com>
12585 PR tree-optimization/31522
12586 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12587 (vrp_initialize): Allocate vr_phi_edge_counts.
12588 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12589 executable edge. Drop test for all constants.
12590 (vrp_finalize): Free vrp_phi_edge_counts.
12592 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12593 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12595 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12596 predecessors at head rather than tail.
12598 2007-04-16 Matthias Klose <doko@debian.org>
12600 * config/alpha/linux.h (CPP_SPEC): Define.
12601 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12603 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12605 * function.h: Remove sequence_stack extern declaration.
12607 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12609 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12611 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12614 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12616 * config/avr/avr.c (avr_arch_types): Rearranging array.
12617 (enum avr_arch): Add.
12618 (avr_mcu_types): Use avr_arch enumeration constants instead of
12620 * config/avr/avr.h (LINK_SPEC): Simplify.
12622 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12624 * config/m68k/m68k.c (m68k_libcall_value,
12625 m68k_function_value): Use macros for register names more.
12627 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12629 (M68K_REGNAME): Use A6_REG.
12630 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12632 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12634 PR middle-end/28071
12635 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12636 'pending_read_list_length' and 'pending_write_list_length'. Update
12638 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12639 to handle two length counters instead of one. Update all uses.
12640 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12641 two length counters instead of one.
12642 * sched-rgn.c (propagate_deps): Update to handle two length counters
12645 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12648 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12649 copy of source, pass it to ix86_expand_vector_set and return
12652 2007-04-16 David Ung <davidu@mips.com>
12653 Joseph Myers <joseph@codesourcery.com>
12655 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12656 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12657 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12658 Add 74K processor information.
12659 * config/mips/mips.md: Include 74k.md.
12660 (cpu): Add 74kc,74kf,74kx.
12661 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12662 * config/mips/74k.md: New.
12663 * doc/invoke.texi (MIPS Options): Document 74K support.
12665 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12667 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12668 vectorizable_* functions.
12669 * tree-vect-transform.c (vectorizable_call): Add check for
12670 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12671 (vectorizable_store): likewise.
12672 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12674 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12675 (vectorizable_type_promotion, vectorizable_load): Likewise.
12676 (vectorizable_live_operation, vectorizable_condition): Likewise.
12677 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12679 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12681 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12683 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12684 register numbers more.
12685 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12686 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12687 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12688 FUNCTION_VALUE_REGNO_P): Likewise.
12689 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12690 STATIC_CHAIN_REGNUM): Likewise.
12691 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12692 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12693 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12694 * config/m68k/m68k.md (FP_REG): New.
12696 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12698 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12701 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12703 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12704 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12707 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12709 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12712 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12715 * c-decl.c (finish_decl): Grab the type of the decl after the call
12716 to store_init_value.
12718 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12720 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12722 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12725 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12726 dominators, post dominators and cleanup cfg before returning.
12728 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12730 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12731 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12733 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12735 * config.gcc: Recognize fido.
12736 * config/m68k/m68k-devices.def (fidoa): New.
12737 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12739 (FL_FIDOA, TARGET_FIDOA): New.
12740 * config/m68k/m68k.opt (mfidoa): New.
12742 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12744 PR middle-end/31322
12745 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12746 when a personality function is used.
12748 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12750 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12752 2007-04-13 Mike Stump <mrs@apple.com>
12754 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12756 * config/darwin.opt (fapple-kext): Make C++ only.
12757 * config/darwin.c (darwin_override_options): Remove code to ensure
12758 -fapple-kext is given for C++ only.
12760 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12762 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12763 * config/mips/mips.c (override_options): Call
12764 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12766 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12768 * config/i386/i386.opt (msvr3-shlib): Removed.
12770 * doc/invoke.texi: Remove -msvr3-shlib.
12772 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12774 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12775 with "popcnt" instruction.
12777 2007-04-13 Richard Guenther <rguenther@suse.de>
12779 PR tree-optimization/21258
12780 * tree-vrp.c (compare_case_labels): New helper.
12781 (find_switch_asserts): New function.
12782 (find_assert_locations): Call it for SWITCH_EXPRs.
12784 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12786 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12787 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12788 check is now implied in X87_FLOAT_MODE_P.
12789 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12790 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12791 (fix_trunc<mode>_i386_fisttp): Ditto.
12792 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12793 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12794 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12795 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12796 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12797 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12798 (unnamed_splitters): Ditto.
12799 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12800 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12801 FIRST_SSE_REG for local functions when SSE math is enabled or
12802 for functions with sseregparm attribute.
12803 (standard_80387_constant_p): Return -1 if mode is not
12805 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12806 (ix86_expand_compare): Ditto.
12807 (ix86_expand_carry_flag_compare): Ditto.
12808 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12809 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12810 DECIMAL_FLOAT_MODE_P.
12811 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12812 of SCALAR_FLOAT_MODE_P.
12813 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12814 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12815 checks before FLOAT_MODE_P.
12816 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12817 before FLOAT_MODE_P.
12822 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12824 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12825 Charles Wilson <libtool@cwilson.fastmail.fm>
12827 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12828 (libgcc.mvars): Don't depend on them.
12829 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12830 * exec-tool.in: New.
12832 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12834 * doc/invoke.text (--help): Document --help=common.
12836 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12838 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12840 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12842 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12843 * genemit.c (main): Emit #include "integrate.h".
12844 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12845 (LOADGP_RTP): New mips_loadgp_style.
12846 * config/mips/mips.h: Include config/vxworks-dummy.h.
12847 (TARGET_RTP_PIC): New macro.
12848 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12849 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12850 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12851 for TARGET_RTP_PIC.
12852 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12853 -mvxworks-pic when using -mrtp and a PIC option.
12854 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12856 (mips_symbolic_constant_p, mips_symbolic_address_p)
12857 (mips_symbol_insns): Handle SYMBOL_HALF.
12858 (override_options): Warn about -G and -mrtp being used together.
12859 Initialize mips_lo_relocs[SYMBOL_HALF].
12860 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12861 (mips_emit_loadgp): Handle LOADGP_RTP.
12862 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12863 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12864 (tablejump): Handle function-relative case table entries if
12866 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12868 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12870 * config/mips/mips.md (load_call<mode>): Allow any general register.
12872 (sibcall_value_internal, sibcall_value_multiple_internal)
12873 (call_value_internal, call_value_split, call_value_multiple_internal)
12874 (call_value_multiple_split): Remove constraints from operand 0.
12876 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12878 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12879 rather than loadgp_noshared.
12880 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12881 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12883 * config/mips/mips.md (loadgp): Rename to...
12884 (loadgp_newabi): ...this.
12885 (loadgp_noshared): Rename to...
12886 (loadgp_absolute): ...this.
12888 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12890 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12891 false for locally-binding symbols.
12892 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12894 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12896 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12897 (SYMBOL_GOT_PAGE_OFST): ...this.
12898 (SYMBOL_GOT_GLOBAL): Rename to...
12899 (SYMBOL_GOT_DISP): ...this.
12900 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12901 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12902 * config/mips/mips.c (mips_global_symbol_p): New function.
12903 (mips_symbol_binds_local_p): Likewise.
12904 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12905 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12906 mips_global_symbol_p and mips_symbol_binds_local_p.
12907 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12908 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12909 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12910 SYMBOL_GOTOFF_DISP.
12911 (mips_ok_for_lazy_binding_p): New function.
12912 (mips_load_call_address, mips_expand_call): Use it.
12913 (mips_dangerous_for_la25_p): Likewise.
12914 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12915 (*got_disp<mode>): Use got_disp_operand instead of
12916 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12917 SYMBOL_GOTOFF_GLOBAL.
12918 (*got_page<mode>): Use got_page_ofst_operand instead of
12920 * config/mips/predicates.md (const_call_insn_operand): Use
12921 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12922 (global_got_operand): Rename to...
12923 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12925 (local_got_operand): Rename to...
12926 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12927 of SYMBOL_GOT_LOCAL.
12929 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12931 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12932 TARGET_CALL_CLOBBERED_GP.
12933 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12934 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12935 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12936 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12937 of TARGET_ABICALLS && !TARGET_NEWABI.
12938 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12939 * config/mips/mips.c (mips_load_call_address): Check
12940 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12941 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12942 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12943 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12944 TARGET_ABICALLS && TARGET_NEWABI.
12945 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12947 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12948 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12949 TARGET_ABICALLS && TARGET_NEWABI.
12950 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12951 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12952 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12953 whether indirect calls must use $25.
12954 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12956 * config/mips/mips.md (jal_macro): Check flag_pic and
12957 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12958 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12959 instead of TARGET_ABICALLS.
12960 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12961 TARGET_ABICALLS && TARGET_OLDABI.
12962 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12963 (sibcall): In the comment above the define_insn, mention
12964 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12965 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12966 instead of TARGET_ABICALLS.
12968 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12970 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12971 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12972 (MACFLAGS_MATCH_P): New macro.
12973 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12974 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12975 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12976 the other MACFLAG constants.
12977 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12978 (flag_machi): Tighten constraints. Renumber some of the operands.
12979 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12981 (flag_machi_parts_acconly): New pattern.
12982 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12984 (flag_macinit1hi): Tighten constraints.
12985 (flag_mul_macv2hi_parts_acconly): New pattern.
12987 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12988 Use a more efficient implementation.
12989 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12990 inline sequences when not optimizing for size.
12992 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
12993 movhi_high2low): Delete, merge functionality into...
12994 (packv2hi): ... this pattern.
12996 2007-02-11 Jie Zhang <jie.zhang@analog.com>
12997 * config/bfin/bfin.opt (msim): New option.
12998 (mcpu=): New option.
12999 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13000 (bfin_cpu_t): Typedef of enum bfin_cpu.
13001 (bfin_cpu_type): New declaration.
13002 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13003 -msim and -mcpu= options.
13004 (LIB_SPEC): Likewise.
13005 * config/bfin/bfin.c (bfin_cpu_type): Define.
13006 (bfin_handle_option): Handle -mcpu= option.
13007 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13008 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13009 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13011 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13013 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13014 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13015 (powerpc-wrs-vxworksae): Use ${tm_file}.
13016 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13017 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13018 * config/i386/vx-common.h: New file.
13020 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13022 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13025 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13027 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13030 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13034 * c-common.c (c_build_qualified_type): Set canonical type
13037 2007-04-12 Richard Guenther <rguenther@suse.de>
13039 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13040 lower bound and element size if lower bound is not zero
13041 or either of the ARRAY_REF operands is set.
13043 2007-04-12 Richard Guenther <rguenther@suse.de>
13045 PR tree-optimization/24689
13046 PR tree-optimization/31307
13047 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13049 * gimplify.c (canonicalize_addr_expr): To be consistent with
13050 gimplify_compound_lval only set operands two and three of
13051 ARRAY_REFs if they are not gimple_min_invariant. This makes
13052 it never at this place.
13053 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13055 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13057 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13058 null before emitting a .nsubspa directive.
13060 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13062 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13063 need_to_partition_p if there are no memory statements in the
13066 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13068 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13069 (gcd_of_steps_may_divide_p): New function.
13070 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13072 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13074 * reload.c (find_reloads_toplev, find_reloads_address,
13075 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13076 not a pointer equality test, to decide if we need to call
13077 push_reg_equiv_alt_mem.
13079 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13081 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13082 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13084 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13086 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13088 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13089 vector to be positive.
13091 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13095 * doc/invoke.texi: Document --params max-aliased-vops and
13097 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13098 debug_memory_partitions): Move to tree-flow.h
13099 * params.h (AVG_ALIASED_VOPS): Define.
13100 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13102 (mp_info_t): Likewise.
13103 (get_mem_sym_stats_for): New.
13104 (set_memory_partition): Move from tree-flow-inline.h.
13105 (mark_non_addressable): Only clear the set of symbols for the
13106 partition if it exists.
13107 (dump_memory_partitions): Move from tree-ssa-operands.c
13108 (debug_memory_partitions): Likewise.
13109 (need_to_partition_p): New.
13110 (dump_mem_ref_stats): New.
13111 (debug_mem_ref_stats): New.
13112 (dump_mem_sym_stats): New.
13113 (debug_mem_sym_stats): New.
13114 (update_mem_sym_stats_from_stmt): New.
13115 (compare_mp_info_entries): New.
13116 (mp_info_cmp): Call it.
13117 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13119 (get_mpt_for): Move from tree-ssa-operands.c.
13120 (find_partition_for): New.
13121 (create_partition_for): Remove.
13122 (estimate_vop_reduction): New.
13123 (update_reference_counts): New.
13124 (build_mp_info): New.
13125 (compute_memory_partitions): Refactor.
13126 Document new heuristic.
13127 Call build_mp_info, update_reference_counts,
13128 find_partition_for and estimate_vop_reduction.
13129 (compute_may_aliases): Populate virtual operands before
13130 calling debugging dumps.
13131 (delete_mem_sym_stats): New.
13132 (delete_mem_ref_stats): New.
13133 (init_mem_ref_stats): New.
13134 (init_alias_info): Call it.
13135 (maybe_create_global_var): Remove alias_info argument.
13136 Get number of call sites and number of pure/const call sites
13137 from gimple_mem_ref_stats().
13138 (dump_alias_info): Call dump_memory_partitions first.
13139 (dump_points_to_info_for): Show how many times a pointer has
13141 * opts.c (decode_options): For -O2 set --param
13142 max-aliased-vops to 500.
13143 For -O3 set --param max-aliased-vops to 1000 and --param
13144 avg-aliased-vops to 3.
13145 * fortran/options.c (gfc_init_options): Remove assignment to
13147 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13148 * tree-dfa.c (dump_variable): Dump memory reference
13150 Dump NO_ALIAS* settings.
13151 (referenced_var_lookup): Tidy.
13152 (mem_sym_stats): New.
13153 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13154 and ORIG are different SSA names for a memory partition.
13155 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13156 * tree-flow.h (struct mem_sym_stats_d): Define.
13157 (mem_sym_stats_t): Define.
13158 (struct mem_ref_stats_d): Define.
13159 (struct gimple_df): Add field mem_ref_stats.
13160 (enum noalias_state): Define.
13161 (struct var_ann_d): Add bitfield noalias_state.
13162 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13163 debug_mem_ref_stats, debug_memory_partitions,
13164 debug_mem_sym_stats): Declare.
13165 * tree-ssa-structalias.c (update_alias_info): Update call
13166 sites, pure/const call sites and asm sites in structure
13167 returned by gimple_mem_ref_stats.
13168 Remove local variable IS_POTENTIAL_DEREF.
13169 Increase NUM_DEREFS if the memory expression is a potential
13171 Call update_mem_sym_stats_from_stmt.
13172 If the memory references memory, call
13173 update_mem_sym_stats_from_stmt for all the direct memory
13174 symbol references found.
13175 (intra_create_variable_infos): Set noalias_state field for
13176 pointer arguments according to the value of
13177 flag_argument_noalias.
13178 * tree-ssa-structalias.h (struct alias_info): Remove fields
13179 num_calls_found and num_pure_const_calls_found.
13180 (update_mem_sym_stats_from_stmt): Declare.
13181 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13182 Set default value to 100.
13183 (PARAM_AVG_ALIASED_VOPS): Define.
13185 2007-04-11 Richard Guenther <rguenther@suse.de>
13187 PR middle-end/31530
13188 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13189 a * -b + c as c - a * b if we honor sign dependent rounding.
13191 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13193 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13194 bfin_expand_strmov.
13195 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13196 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13198 (initialize_trampoline): Don't use old-style function definition.
13199 (bfin_secondary_reload): Mark IN_P argument as unused.
13201 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13203 PR tree-optimization/31343
13204 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13205 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13206 * testsuite/gcc.dg/vect/pr31343.c: New.
13208 2007-04-10 Eric Christopher <echristo@apple.com>
13210 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13211 * config/i386/i386.md (*cmpfp0): Use.
13212 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13213 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13214 (fix_trunc<mode>_i386_fisttp): Ditto.
13215 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13216 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13217 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13218 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13219 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13220 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13221 (unnamed_splitters): Ditto.
13222 * config/i386/i386.c (output_fix_trunc): Assert that
13223 we're not being passed a TFmode operand.
13225 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13227 PR tree-optimization/31526
13228 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13229 n_basic_blocks to find newly added blocks.
13231 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13233 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13235 (fix_trunc<mode>si_sse): Ditto.
13236 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13237 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13238 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13239 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13240 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13241 expander using SSEMODEF mode macro.
13242 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13243 expander using SSEMODEF mode macro.
13244 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13245 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13246 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13247 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13248 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13249 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13250 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13251 Macroize insn using X87MODEF mode macro.
13253 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13255 * config/i386/sse.md (sse2_pinsrw): Removed.
13256 (sse2_pextrw): Renamed to ...
13257 (*sse2_pextrw): This.
13259 2007-04-09 Jan Hubicka <jh@suse.cz>
13262 * config/i386/sse.md
13263 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13264 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13265 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13266 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13268 2007-04-09 Jan Hubicka <jh@suse.cz>
13270 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13271 multiple fields of union.
13273 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13275 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13276 (create_preheaders): Check that loops are available.
13277 (fix_loop_structure): Clean up, improve comments.
13278 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13279 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13281 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13282 * predict.c (tree_estimate_probability): Do not call
13283 calculate_dominance_info. Call create_preheaders.
13284 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13285 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13287 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13288 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13289 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13290 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13293 2007-04-08 Jan Hubicka <jh@suse.cz>
13295 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13296 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13297 * fold-const.c (fold_unary): Use it.
13299 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13301 * varasm.c (assemble_variable): Remove call to
13302 lang_hooks.decls.prepare_assemble_variable.
13303 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13304 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13305 * langhooks.h (lang_hooks_for_decls): Remove
13306 prepare_assemble_variable.
13308 2007-04-08 Mike Stump <mrs@apple.com>
13310 * config/i386/i386.c: Use inc/dec on Core2.
13312 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13314 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13315 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13316 lhd_tree_inlining_end_inlining): Remove.
13317 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13318 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13319 end_inlining hooks.
13320 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13321 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13322 lhd_tree_inlining_end_inlining): Remove prototypes.
13323 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13324 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13325 LANG_HOOKS_TREE_INLINING_START_INLINING,
13326 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13328 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13331 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13334 * config/avr/predicates.md (io_address_operand): Delete predicate.
13335 (low_io_address_operand): Don't use 'mode' argument.
13336 (higth_io_address_operand): Rename ...
13337 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13338 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13341 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13343 Revert change removing staticp.
13345 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13348 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13351 2007-04-07 Bruce Korb <bkorb@gnu.org>
13353 * c.opt: Add -Wformat-contains-nul.
13354 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13356 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13357 the NUL byte warning.
13359 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13361 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13363 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13365 * tree.c (staticp): No longer use staticp langhook.
13366 * langhooks.c (lhd_staticp): Removed.
13367 * langhooks.h (struct lang_hooks): Remove staticp.
13368 * c-common.c (c_staticp): Remove.
13369 * c-common.h (c_staticp): Ditto.
13370 * langhooks-defs.h (lhd_staticp): Ditto.
13371 (LHD_HOOKS_STATICP): Ditto
13372 * tree.h (gcc_assert_lowered): New macro.
13374 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13376 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13377 argument "reliable".
13378 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13379 Add argument "reliable". Propagate it through calls.
13380 (infer_loop_bounds_from_undefined): Derive number of iterations
13381 estimates from references in blocks that do not dominate loop latch.
13382 (gcov_type_to_double_int): New function.
13383 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13384 and expected_loop_iterations_unbounded.
13385 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13386 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13387 * tree-data-ref.c (estimated_loop_iterations): Export.
13388 (get_references_in_stmt): Fix -- do not return addresses of local
13390 * cfgloop.h (expected_loop_iterations_unbounded,
13391 estimated_loop_iterations): Declare.
13393 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13395 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13397 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13399 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13400 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13401 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13402 Use output_387_reg_move().
13403 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13404 expander using X87MODEF12 mode macro.
13405 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13406 choosing register preferences. Use output_387_reg_move().
13407 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13408 instead of "x". Use output_387_reg_move().
13409 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13410 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13411 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13412 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13413 Use output_387_reg_move().
13414 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13416 (*truncxf?f_i387 splitter): Ditto.
13418 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13420 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13421 LANG_HOOKS_SAFE_FROM_P.
13422 * expr.c (safe_from_p): Remove langhook call.
13423 * langhooks.h (lang_hooks): Remove safe_from_p.
13424 (lhd_safe_from_p): Remove prototype.
13425 * langhooks.c (lhd_safe_from_p): Remove.
13427 2007-04-06 Jan Hubicka <jh@suse.cz>
13429 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13432 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13434 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13435 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13436 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13437 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13439 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13440 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13442 2007-04-05 Richard Henderson <rth@redhat.com>
13444 * config/alpha/alpha.c (print_operand) [+]: Remove.
13445 (alpha_end_function): Print nop if call at end of function.
13446 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13447 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13448 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13449 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13450 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13451 the call pattern. Update peepholes to match.
13453 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13455 * doc/extend.texi (Other Builtins): Add decimal float variants
13457 * builtins.def: Ditto.
13458 * builtins.c (expand_builtin): Ditto.
13460 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13461 H.J. Lu <hongjiu.lu@intel.com>
13464 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13465 of V8HImode when calling ix86_binary_operator_ok.
13466 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13467 (sdot_prodv8hi): Operands 1 and 2 must be register.
13469 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13471 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13472 initialize align to silence bogus warning.
13474 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13476 PR middle-end/22156
13477 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13479 (struct sra_walk_fns): Remove use_all parameter from use.
13480 (sra_hash_tree): Handle BIT_FIELD_REFs.
13481 (sra_elt_hash): Don't hash bitfld blocks.
13482 (sra_elt_eq): Skip them in parent compares as well. Handle
13484 (sra_walk_expr): Don't maintain or pass down use_all_p.
13485 (scan_use): Remove use_all parameter.
13486 (scalarize_use): Likewise. Re-expand assignment to
13487 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13488 output, and re-scalarize after output. Don't mark anything
13490 (scalarize_ldst): Adjust.
13491 (scalarize_walk_gimple_modify_statement): Likewise.
13492 (build_element_name_1): Handle BIT_FIELD_REFs.
13493 (instantiate_element): Don't warn for any element whose parent
13494 is used as a whole.
13495 (instantiate_missing_elements_1): Return the sra_elt.
13496 (canon_type_for_field): New.
13497 (try_instantiate_multiple_fields): New.
13498 (instantiate_missing_elemnts): Use them.
13499 (mark_no_warning): Removed.
13500 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13501 (REPLDUP, sra_build_elt_assignment): New.
13502 (generate_copy_inout): Use them.
13503 (generate_element_copy): Likewise. Handle bitfld differences.
13504 (generate_element_zero): Don't recurse for blocks. Use
13505 sra_build_elt_assignment.
13506 (generate_one_element_int): Take elt instead of var. Use
13507 sra_build_elt_assignment.
13508 (generate_element_init_1): Adjust.
13509 (scalarize_use, scalarize_copy): Use REPLDUP.
13510 (scalarize_ldst): Move assert before dereference.
13511 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13513 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13515 * regmove.c: Fix unused variable warnings due to previous commit.
13517 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13519 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13520 (regmove_bb_head): Remove.
13521 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13522 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13523 problems with fixup_match_1.
13524 Don't initialize/free regmove_bb_head.
13526 (reg_is_remote_constant_p): If an insn is in the same basic block
13527 but not before INSN, consider it remote, too.
13529 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13532 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13533 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13535 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13537 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13538 (CONDITIONAL_REGISTER_USAGE): Likewise.
13540 2007-04-04 Richard Henderson <rth@redhat.com>
13542 * config/alpha/lib1funcs.asm: Remove unused file.
13544 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13547 * opts.c (print_specific_help): Fix --help=<language>
13549 (common_handle_option): Support --help=common.
13551 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13554 * gcc.c (main): Do not run the linker if
13555 print_subprocess_help indicates that it shouldn't be
13558 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13561 * doc/invoke.texi (--help=): Document <languages> value, fix
13562 formatting in tables of values.
13564 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13566 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13567 dllimport attribute of virtual methods.
13569 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13571 * config/score/crti.asm: Change _bss_start to __bss_start.
13572 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13573 (OUTGOING_REG_PARM_STACK_SPACE) update.
13574 * config/score/score.opt: add options to make backend support
13575 score5, score5u, score7 and score7d.
13576 * config/score/score.md: Likewise.
13577 * config/score/misc.md: Likewise.
13578 * config/score/mac.md: Likewise.
13579 * doc/invoke.texi: Likewise.
13580 * doc/md.texi: update constraints define.
13582 2007-04-03 Richard Henderson <rth@redhat.com>
13584 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13585 an appropriate type, use the mode instead.
13587 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13589 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13590 Set the default --with-arch setting to mips2.
13591 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13592 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13593 (MULTILIB_OSDIRNAMES): Delete.
13594 (MULTILIB_DIRNAMES): Define.
13595 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13596 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13597 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13598 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13599 VXWORKS_OS_CPP_BUILTINS.
13600 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13601 (MIPS_DEBUGGING_INFO): Undefine.
13602 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13604 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13606 PR middle-end/30704
13607 * fold-const.c (native_encode_real): Encode real.c provided longs
13608 as a series of 32-bit native integers.
13609 (native_interpret_real): Interpret buffer as a series of 32-bit
13612 2007-04-03 Richard Guenther <rguenther@suse.de>
13614 * genpreds.c (write_insn_constraint_len): Write function
13615 optimized for CONSTRAINT_LEN implementation.
13616 (write_tm_preds_h): Output insn_constraint_len inline and
13617 use it for CONSTRAINT_LEN.
13618 (write_insn_preds_c): Don't output insn_constraint_len.
13619 * doc/md.texi (define_register_constraint): Document multi-letter
13620 constraints shall have the same length if they start with the same
13623 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13626 * config/i386/i386.md (isinf<mode>2): Expand only when
13627 TARGET_C99_FUNCTIONS is set.
13629 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13631 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13632 (x86_64-*-linux*): Ditto.
13633 * config/i386/i386.opt (mpc): New option.
13634 * config/i386/i386.c (overrride_options): Handle
13635 ix87_precision_string.
13636 * config/i386/crtprec.c: New file.
13637 * config/i386/t-crtpc: Ditto.
13638 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13639 and -mpc80 options.
13640 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13641 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13642 crtprec32.o, crtprec64.o and crtprec80.o.
13644 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13645 and -mpc80 options.
13646 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13648 2007-04-02 Eric Christopher <echristo@apple.com>
13650 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13651 limitations on darwin.
13653 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13656 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13658 2007-04-02 Dave Korn <dave.korn@artimi.com>
13660 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13662 2007-04-02 Dave Korn <dave.korn@artimi.com>
13664 * libgcc2.h (exception_descriptor): Don't forward-declare.
13665 (__get_eh_table_language, __get_eh_table_version): Delete
13666 prototypes of long-dead functions.
13668 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13670 * ebitmap.h: New file
13671 * ebitmap.c: New file
13672 * Makefile.in (ebitmap.o): New target.
13674 2007-04-01 Jan Hubicka <jh@suse.cz>
13676 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13677 before very first instruction.
13679 2007-04-01 Jan Hubicka <jh@suse.cz>
13681 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13682 waring on 64bit hosts.
13683 * bitmap.h: Fix typo in bitmap_head_def.
13685 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13687 PR rtl-optimization/31391
13688 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13689 into a DELETED_LABEL note, and the label is in an empty basic
13690 block, update BB_END as well as BB_HEAD.
13692 2007-04-01 Richard Henderson <rth@redhat.com>
13694 PR tree-optimization/31169
13695 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13696 to varying if the range is outside [0, prec-1].
13698 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13701 * config/mips/mips.md (load_const_gp): New insn.
13702 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13703 the MIPS16 GP pseudo register if no_new_pseudos.
13704 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13706 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13709 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13711 (call_value): Likewise.
13713 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13714 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13717 * doc/invoke.texi: (optimization options): Reword description
13718 of -ffast-math. Document its primary purpose.
13720 2007-03-31 Richard Guenther <rguenther@suse.de>
13722 * omp-low.c (splay-tree.h): Include.
13723 (lookup_decl): Replace splay-tree usage by pointer-map.
13724 (maybe_lookup_decl): Likewise.
13725 (new_omp_context): Likewise.
13726 (delete_omp_context): Likewise.
13727 * gimplify.c (splay-tree.h): Include.
13728 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13730 (remap_ssa_name): Likewise.
13731 (remap_decl): Likewise.
13732 (remap_type_1): Likewise.
13733 (remap_type): Likewise.
13734 (copy_body_r): Likewise.
13735 (expand_call_inline): Likewise.
13736 (clone_body): Likewise.
13737 (copy_tree_r): Likewise.
13738 (remap_save_expr): Likewise.
13739 (unsave_r): Likewise.
13740 (unsave_expr_now): Likewise.
13741 (tree_function_versioning): Likewise.
13742 (build_duplicate_type): Likewise.
13743 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13744 (struct copy_body_data): Replace splay-tree by pointer-map.
13745 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13746 not $(SPLAY_TREE_H).
13747 (gimplify.o): Depend on $(SPLAY_TREE_H).
13748 (omp-low.p): Likewise.
13750 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13752 * config/avr/predicates.md (even_register_operand,
13753 odd_register_operand): New predicates.
13754 * config/avr/avr.md (movw peephole2): New.
13755 (movw_r peephole2): New.
13757 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13759 * tree.h (get_signed_or_unsigned_type): New.
13760 * fold-const.c (operand_equal_for_comparison_p): Use
13761 get_signed_or_unsigned_type instead of
13762 lang_hooks.types.signed_or_unsigned_type.
13763 * expr.c (store_expr): Ditto.
13764 * langhooks.c (get_signed_or_unsigned_type): New.
13765 (lhd_signed_or_unsigned_type): New.
13766 * langhooks.h (lhd_signed_or_unsigned_type): New.
13767 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13769 2007-03-30 Richard Henderson <rth@redhat.com>
13771 * tree-ssa-loop-ivopts.c: Include target.h.
13772 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13773 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13774 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13775 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13777 2007-03-30 Richard Henderson <rth@redhat.com>
13778 Kai Tietz <kai.tietz@onevision.com>
13780 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13781 default for 64-bit.
13782 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13783 (TARGET_64BIT_MS_ABI): New.
13784 (DBX_REGISTER_NUMBER): Handle 64-bit.
13785 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13786 (LONG_TYPE_SIZE): Force to 32.
13787 (REG_PARM_STACK_SPACE): New.
13788 (OUTGOING_REG_PARM_STACK_SPACE): New.
13789 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13790 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13791 (STACK_BOUNDARY): Use 128 for 64-bit.
13792 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13793 Add 64-bit implementation.
13794 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13796 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13797 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13798 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13799 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13800 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13801 TARGET_64BIT_MS_ABI.
13802 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13803 (ix86_pass_by_reference): Likewise.
13804 (ix86_function_value_regno_p): Likewise.
13805 (ix86_build_builtin_va_list): Likewise.
13806 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13807 (function_arg_advance_ms_64): New.
13808 (function_arg_advance): Call it.
13809 (function_arg_ms_64): New.
13810 (function_arg): Call it.
13811 (function_value_ms_64): New.
13812 (ix86_function_value_1): Call it.
13813 (return_in_memory_ms_64): New.
13814 (ix86_return_in_memory): Call it.
13815 (setup_incoming_varargs_ms_64): New.
13816 (ix86_setup_incoming_varargs): Call it.
13817 (ix86_expand_prologue): Handle 64-bit stack probing.
13818 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13819 (output_pic_addr_const): Likewise.
13820 (x86_this_parameter): Likewise.
13821 (x86_output_mi_thunk): Likewise.
13822 (x86_function_profiler): Likewise.
13823 (TARGET_STRICT_ARGUMENT_NAMING): New.
13824 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13825 (TARGET_64BIT_MS_ABI): New.
13826 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13827 * config/i386/i386.md (allocate_stack_worker): Remove.
13828 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13829 describe the clobber of eax without a match_scratch.
13830 (allocate_stack_worker_postreload): Remove.
13831 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13832 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13833 (allocate_stack_worker_rex64_postreload): Remove.
13834 (allocate_stack): Handle 64-bit.
13835 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13836 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13837 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13838 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13839 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13840 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13841 * config.build (x86_64-*-mingw*): New host.
13842 * config.host (x86_64-*-mingw*): New host.
13843 * config.gcc (x86_64-*-mingw*): New target.
13844 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13846 2007-03-30 Richard Henderson <rth@redhat.com>
13847 Kai Tietz <kai.tietz@onevision.com>
13849 * c-pragma.c (struct def_pragma_macro_value): New.
13850 (struct def_pragma_macro): New.
13851 (pushed_macro_table): New.
13852 (dpm_hash, dpm_eq): New.
13853 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13854 (init_pragma): Install them.
13855 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13857 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13859 * config/avr/avr.c (avr_override_options): Clear
13860 'flag_delete_null_pointer_checks'.
13862 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13865 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13866 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13867 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13868 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13869 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13870 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13871 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13873 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13875 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13877 * regmove.c: Move all of pass_stack_adjustments from here...
13878 * combine-stack-adj.c: ...to this new file.
13879 * Makefile.in: Add rules for combine-stack-adj.o.
13881 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13883 PR tree-optimization/31383
13884 * tree-data-ref.c (affine_function_equal_p): Do not require the
13885 vectors to have the same length.
13887 2007-03-30 Jan Hubicka <jh@suse.cz>
13889 PR middle-end/30700
13890 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13891 availablility; add more sanity checking; ask varpool only about
13894 2007-03-29 Richard Henderson <rth@redhat.com>
13896 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13897 to decide, but __SIZEOF_LONG_LONG__.
13899 2007-03-29 Richard Henderson <rth@redhat.com>
13901 * emutls.c (struct __emutls_array): New.
13902 (emutls_destroy): Use it instead of casting element 0 from void*.
13903 (__emutls_get_address): Likewise.
13905 2007-03-29 Richard Henderson <rth@redhat.com>
13907 * varasm.c (initializer_constant_valid_p): Don't deny
13908 DECL_DLLIMPORT_P on functions.
13910 * config/i386/cygming.h: Remove function declarations.
13911 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13912 (ASM_OUTPUT_LABELREF): Remove.
13913 (COMMON_ASM_OP): Remove.
13914 (ASM_OUTPUT_COMMON): Remove.
13915 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13916 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13917 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13918 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13919 Rename from TARGET_ENCODE_SECTION_INFO.
13920 * config/i386/netware.h: Likewise.
13921 * config/i386/i386-protos.h: Update.
13922 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13923 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13924 (legitimate_constant_p): Reject dllimports.
13925 (dllimport_map, get_dllimport_decl): New.
13926 (legitimize_dllimport_symbol): New.
13927 (legitimize_address, ix86_expand_move): Use it.
13928 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13929 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13930 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13931 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13932 * config/i386/predicates.md (constant_call_address_operand): Only
13933 accept symbols; reject dllimport_p symbols.
13934 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13935 i386_pe_maybe_record_exported_symbol.
13936 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13937 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13938 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13939 trust the setting of DECL_DLLIMPORT_P.
13940 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13941 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13942 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13943 tidy the argument scanning loop.
13944 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13945 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13946 (i386_pe_strip_name_encoding): Remove.
13947 (i386_pe_binds_local_p): New.
13948 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13949 (i386_pe_output_labelref): Remove.
13950 (i386_pe_asm_output_aligned_decl_common): New.
13951 (i386_pe_maybe_record_exported_symbol): Rename from
13952 i386_pe_record_exported_symbol; check for dllexported symbols.
13954 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13956 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13957 add comment explaining why vsnprintf cannot be used.
13959 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13961 PR tree-optimization/30666
13962 * tree.c (build_complex_type): When creating type names for DWARF2
13963 debug info, create TYPE_DECLs for TYPE_NAME instead of
13965 (build_common_tree_nodes_2): Use build_complex_type when building
13966 predefined complex types, to preserve canonical types.
13968 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13970 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13971 (noce_get_alt_condition): Look at it to determine whether to
13972 reverse the condition or not.
13973 (noce_get_condition): Substitute the truth for lies.
13974 (noce_find_if_block): Set the then_else_reversed field.
13976 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13978 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13979 destination of this insn.
13980 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13981 than calling gen_rtx_SET directly. Use r0 to hold the value of
13982 'address + 4' rather than a stack based temporary which can be
13983 mis-optimized away.
13985 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13987 * config/s390/s390.c (s390_secondary_input_reload_class,
13988 s390_secondary_output_reload_class): Functions removed.
13989 (s390_secondary_reload): New function.
13990 (TARGET_SECONDARY_RELOAD): Target macro defined.
13991 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13992 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
13993 * config/s390/s390.md ("reload_outti", "reload_outdi",
13994 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
13995 "reload_out<mode>"): Expanders removed.
13996 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
13997 "reload<mode>_nonoffmem_out"): Expanders added.
13999 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14001 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14002 action if SRC->DEST replacement failed anyway.
14004 2007-03-28 Mike Stump <mrs@apple.com>
14006 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14007 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14008 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14010 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14012 * config.gcc: Accept barcelona as a variant of amdfam10.
14013 * config/i386/i386.c (override_options): Likewise.
14014 * doc/invoke.texi: Likewise.
14016 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14018 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14019 offsets for BIT_FIELD_REF and COMPONENT_REF.
14021 2007-03-28 Richard Guenther <rguenther@suse.de>
14023 * tree.c (is_global_var): Move ...
14024 * tree-flow-inline.h (is_global_var): ... here.
14025 * tree.h (is_global_var): Remove declaration.
14027 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14029 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14031 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14032 * config/i386/i386.c (ix86_tune_features): Initialize new
14034 * config/i386/predicates.md (promotable_binary_operator): Use
14035 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14037 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14040 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14042 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14044 * config/fr30/fr30.md (movsi_internal): Change destination
14045 constraint from m to V and add m to the end.
14047 2007-03-28 Christian Bruel <christian.bruel@st.com>
14049 * config/sh/sh.md (movsi_i): Fix type attribute.
14051 2007-03-28 Christian Bruel <christian.bruel@st.com>
14053 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14054 (movsf_ie): Likewise.
14056 2007-03-28 Christian Bruel <christian.bruel@st.com>
14058 * config.gcc: Add sh4-300 to multilib.
14059 * config/sh/t-mlib-sh4-300: New file.
14061 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14063 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14064 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14065 fix_trunc<mode>di2.
14066 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14067 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14068 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14069 "fixuns_trunctddi2"): Whitespace fix.
14071 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14073 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14074 the definition of struct sh_args.
14075 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14076 CALL_COOKIE_INT_REG_GET): Likewise.
14078 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14080 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14081 transformations are applied successfully.
14083 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14085 * tree.c (tree_contains_struct): Permit 512 tree codes.
14086 * tree.h (tree_contains_struct): Ditto.
14087 (MAX_TREE_CODES): Ditto.
14088 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14089 SPARE member to store remaining padding bits.
14091 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14093 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14096 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14098 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14099 * configure: Regenerate.
14101 * configure: Regenerate using the correct version of autoconf.
14103 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14105 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14107 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14108 regs to "__SP_L__" and "__SP_H__".
14110 2007-03-27 Richard Guenther <rguenther@suse.de>
14112 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14113 computations with it with a HOST_WIDE_INT variable.
14115 2007-03-26 Mike Stump <mrs@apple.com>
14117 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14118 objective-c-header, objective-c++-header and objc++-cpp-output
14120 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14122 2007-03-26 Richard Henderson <rth@redhat.com>
14125 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14126 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14127 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14128 IX86_BUILTIN_PSRLQ128): New.
14129 (ix86_init_mmx_sse_builtins): Add them.
14130 (ix86_expand_builtin): Expand them.
14131 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14132 operand 2 be TImode.
14133 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14134 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14135 _mm_srli_epi64): Mark __B const.
14136 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14137 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14138 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14139 new two-vector shift builtins.
14141 2007-03-26 Ian Lance Taylor <iant@google.com>
14143 PR tree-optimization/31345
14144 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14145 [+INF, +INF(OVF)] into VARYING.
14147 2007-03-26 Zack Weinberg <zackw@panix.com>
14149 * gengtype-parse.c: New file.
14150 * gengtype-yacc.y: Delete.
14151 * gengtype-lex.l: Don't include gengtype-yacc.h.
14152 Define YY_DECL and yyterminate appropriately for recursive
14153 descent parser. yylval is now a string out-parameter to yylex.
14154 (HWS, EOID): New shorthand.
14155 (IWORD): Add a couple more types.
14156 (yylex): Add a setup stanza. Remove the complex rules for
14157 detecting GTY'ed types and typedefs; replace with simple
14158 keyword detectors. Adjust everything for the changed
14159 definition of yylval. Ignore all pp-directives, not just #define.
14161 (parse_file): Rename yybegin; do not call yyparse.
14163 * gengtype.c (xasprintf): Export again.
14164 (this_file): New. Use everywhere __FILE__ was being used.
14165 (get_lang_bitmap): Special case types defined in gengtype.c.
14166 (do_typedef, new_structure): Suppress definition of certain types.
14167 (new_structure): Improve diagnostics of duplicate definitions.
14168 Make sure location_s is associated with input.h.
14169 (nreverse_pairs, define_location_structures): New functions.
14170 (main): Improve tagging of kludge types. Remove old kludges
14171 for input.h types; use define_location_structures.
14172 * gengtype.h: Update prototypes. Define token codes here.
14173 * Makefile.in: Remove all references to gengtype-yacc.
14174 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14176 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14177 add GTY((skip)) to the field that's only conditionally there.
14178 * doc/install.texi: Document that Bison is no longer required
14179 unless building treelang.
14181 * gengtype.c: Don't include gtyp-gen.h.
14182 (srcdir): Declare here.
14183 (base_files, lang_dir_names): Allocate dynamically.
14184 (gt_files, num_gt_files, num_lang_dirs): New globals.
14185 (measure_input_list, read_input_line, read_input_list)
14186 (set_lang_bitmap): New functions.
14187 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14188 simplify, relying on read_input_list to set up the bitmaps.
14189 (main): Arguments are no longer unused. Check for correct number
14190 of command line arguments, set srcdir and srcdir_len, then call
14191 read_input_list, before doing anything else. No need to worry
14192 about duplicates in main loop.
14193 * configure.ac: Simplify the calculation of all_gtfiles.
14194 Put language tags in there. Don't set or substitute
14195 all_gtfiles_files_langs or all_gtfiles_files_frags.
14196 * Makefile.in: Revamp the way gengtype is invoked, now that it
14197 takes a file on its command line with a much simpler format.
14198 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14199 (GTFILES): Remove duplicates and C source files.
14200 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14201 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14202 * configure: Regenerate.
14204 * gengtype.h: Remove all type definitions to gengtype.c; leave
14205 only definitions of options_p, type_p, and pair_p as opaque
14206 pointers. Update prototypes.
14207 * gengtype.c: Many type definitions moved here from gengtype.h.
14208 Consolidate type definitions at the top of the file.
14209 (xvasprintf): Delete.
14210 (xasprintf): Make static.
14211 (create_nested_pointer_option): Add 'next' parameter.
14212 (create_field_all, create_field_at): New functions.
14213 (create_field): Now a thin wrapper around create_field_all.
14214 (create_optional_field): Rename create_optional_field_ and add
14215 line argument. Original name is now a macro which supplies
14217 (oprintf): Use vsnprintf directly.
14218 (close_output_files): Use fatal rather than perror/exit.
14219 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14220 (main): Set progname. Don't use exit.
14221 * gengtype-yacc.y (struct_fields): Use create_field_at.
14222 (option, optionseqopt): Delete.
14223 (optionseq): Consolidate productions from option here so we
14224 can use the first argument to create_option.
14226 * gengtype-lex.l: Distinguish unions from structures in the
14227 token type. Don't call find_structure; return the tag as a string.
14228 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14229 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14230 string. Reorganize typedef_struct production accordingly.
14231 Use create_nested_ptr_option.
14232 * gengtype.c (create_nested_ptr_option): New function.
14233 * gengtype.h: Declare it.
14235 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14236 (string_type): Don't declare.
14237 (do_scalar_typedef): Declare.
14238 (create_scalar_type): Update prototype.
14239 * gengtype.c (string_type): Make static.
14240 (scalar_nonchar, scalar_char): New.
14241 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14242 (resolve_typedef): Use scalar_nonchar for error recovery.
14243 (create_scalar_type): Remove name_len field. Return scalar_char
14244 or scalar_nonchar as appropriate.
14245 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14246 to use string_type.
14247 (throughout): Use scalar_nonchar instead of calling
14248 create_scalar_type, whenever possible.
14249 (main): Initialize scalar_char and scalar_nonchar before calling
14251 * gengtype-lex.l: Adjust for removal of second argument to
14252 create_scalar_type. Use yylval.s instead of yylval.t when
14254 * gengtype-yacc.y: Type of SCALAR is string. Call
14255 create_scalar_type from type:SCALAR rule. Adjust for removal of
14256 second argument to create_scalar_type.
14258 * vec.h: Remove all #if IN_GENGTYPE blocks.
14259 Add comment saying that changes may require adjustments to gengtype.
14260 * gengtype.c: Don't include coretypes.h or tm.h.
14261 Add comment to inclusion of errors.h.
14262 (note_def_vec, note_def_vec_alloc): New functions.
14263 * gengtype.h: Declare new functions.
14264 * gengtype-lex.l: Don't include coretypes.h.
14265 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14267 (update_lineno): Remove unnecessary prototype.
14268 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14269 (VEC rule): Just return VEC_TOKEN.
14270 * gengtype-yacc.y (VEC_TOKEN): New token type.
14271 (type): Add a production for VEC(a,b).
14272 * Makefile.in: Update dependencies.
14274 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14275 typedefs that use the old PARAMS macro.
14277 * gengtype-lex.l: Remove all rules and states relating to yacc
14279 * gengtype-yacc.y: Similarly.
14280 * gengtype.c (note_yacc_type): Delete function.
14281 * gengtype.h: Update prototypes.
14283 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14285 * tree-pretty-print.c (dump_generic_node): Report precision of
14286 unnamed integer types.
14288 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14290 * ifcvt.c (noce_try_store_flag_constants): Don't check
14291 no_new_pseudos here.
14292 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14293 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14294 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14295 noce_try_sign_mask): Likewise.
14296 (if_convert): Check no_new_pseudos here.
14298 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14300 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14301 (noce_get_condition): Handle new then_else_reversed argument.
14302 (noce_init_if_info): Remove, fold into noce_find_if_block.
14303 (noce_process_if_block): Take a struct noce_if_info as the
14304 argument. Don't set up one based on ce_if_info. Update pointer
14305 references accordingly.
14306 (cond_move_process_if_block): Likewise.
14307 (process_if_block): Removed.
14308 (find_if_block): Removed. Move functionality two new functions,
14309 noce_find_if_block and cond_exec_find_if_block.
14310 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14311 blocks and the symmetric IF-ELSE-JOIN case.
14312 (cond_exec_find_if_block): Also new function mostly based on old
14313 find_if_block and process_if_block.
14314 (find_if_header): Replace find_if_block call with separately
14315 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14316 (find_cond_trap): Update noce_get_condition call.
14317 (dead_or_predicable): Likewise.
14319 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14321 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14323 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14324 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14325 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14326 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14327 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14328 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14329 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14330 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14331 __builtin_ia32_psrad128 builtins.
14333 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14335 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14336 * config/i386/constraints.md
14337 (define_constraint "I"): Use IN_RANGE macro.
14338 (define_constraint "J"): Ditto.
14339 (define_constraint "K"): Ditto.
14340 (define_constraint "M"): Ditto.
14341 (define_constraint "N"): Ditto.
14342 (define_constraint "O"): Ditto.
14343 * config/i386/predicates.md
14344 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14345 (define_predicate "const_0_to_3_operand"): Ditto.
14346 (define_predicate "const_0_to_7_operand"): Ditto.
14347 (define_predicate "const_0_to_15_operand"): Ditto.
14348 (define_predicate "const_0_to_63_operand"): Ditto.
14349 (define_predicate "const_0_to_255_operand"): Ditto.
14350 (define_predicate "const_1_to_31_operand"): Ditto.
14351 (define_predicate "const_2_to_3_operand"): Ditto.
14352 (define_predicate "const_4_to_7_operand"): Ditto.
14354 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14356 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14357 in SImode for save_world.
14358 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14361 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14363 PR tree-optimization/30784
14364 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14367 2007-03-25 Revital Eres <eres@il.ibm.com>
14369 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14370 Fold movement_possibility function into it.
14372 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14374 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14375 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14376 (call_indirect_nonlocal_darwin64): Same.
14377 (call_nonlocal_darwin64): Same.
14378 (call_value_indirect_nonlocal_darwin64): Same.
14379 (call_value_nonlocal_darwin64): Same.
14380 (sibcall_nonlocal_darwin64): Same.
14381 (sibcall_value_nonlocal_darwin64): Same.
14382 (sibcall_symbolic_64): Same.
14383 (sibcall_value_symbolic_64): Same.
14384 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14386 (rs6000_emit_load_toc_table): Same.
14387 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14388 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14390 (divss_call): Same.
14391 (divus_call): Same.
14392 (quoss_call): Same.
14393 (quous_call): Same.
14394 (load_toc_v4_pic_si): Same
14395 (load_toc_v4_PIC_1): Same.
14396 (load_toc_v4_PIC_1b): Same.
14397 (call_indirect_aix{32,64}): Same.
14398 (call_value_indirect_aix{32,64}): Same.
14400 (call_value): Same.
14401 (call_local{32,64}): Same.
14402 (call_value_local{32,64}): Same.
14403 (call_indirect_nonlocal_aix{32,64}): Same.
14404 (call_nonlocal_aix{32,64}): Same.
14405 (call_value_indirect_nonlocal_aix{32,64}): Same.
14406 (call_value_nonlocal_aix{32,64}): Same.
14407 (call_indirect_nonlocal_sysv<mode>): Same.
14408 (call_nonlocal_sysv<mode>): Same.
14409 (call_value_indirect_nonlocal_sysv<mode>): Same.
14410 (call_value_nonlocal_sysv<mode>): Same.
14412 (sibcall_local{32,64}): Same.
14413 (sibcall_value_local{32,64}): Same.
14414 (sibcall_nonlocal_aix{32,64}): Same.
14415 (sibcall_value_nonlocal_aix{32,64}): Same.
14416 (sibcall_nonlocal_sysv<mode>): Same.
14417 (sibcall_value): Same.
14418 (sibcall_value_nonlocal_sysv<mode>): Same.
14420 2007-03-24 Paul Brook <paul@codesourcery.com>
14422 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14423 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14425 2007-03-24 Richard Henderson <rth@redhat.com>
14427 * config/ia64/constraints.md: New file.
14428 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14429 satisfies_constraint_?.
14430 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14431 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14432 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14433 ia64_output_mi_thunk): Likewise.
14434 (ia64_const_ok_for_letter_p): Remove.
14435 (ia64_const_double_ok_for_letter_p): Remove.
14436 (ia64_extra_constraint): Remove.
14437 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14438 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14439 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14440 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14441 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14442 EXTRA_MEMORY_CONSTRAINT): Remove.
14443 * config/ia64/ia64.md: Include constriants.md. Replace
14444 CONST_OK_FOR_? with satisfies_constraint_?.
14446 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14447 H.J. Lu <hongjiu.lu@intel.com>
14449 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14451 (name macros): Use DPD_BID_NAME to convert names properly.
14453 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14454 decimal floating point format.
14455 (init_floating_libfuncs): Change decimal functions so that they
14456 have a "bid_" prefix if the decimal system uses the BID format,
14457 and "dpd_" prefix if the decimal system uses the DPD format.
14458 (init_interclass_conv_libfuncs): Ditto.
14459 (init_intraclass_conv_libfuncs): Ditto.
14461 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14462 using the BID format.
14464 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14465 whether we are using the BID decimal format.
14466 * configure: Regenerate.
14468 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14469 the compiler has decimal floating point enabled. Define
14470 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14473 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14474 using the BID format.
14476 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14477 whether we are using the BID decimal format.
14478 * configure: Regenerate.
14480 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14481 the compiler has decimal floating point enabled. Define
14482 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14485 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14486 options, and that it is enabled for i386/x86_64 systems.
14488 * Makefile.in (enable_decimal_float): New.
14490 (DECNUMINC): Add -I$(DECNUMFMT).
14491 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14492 to $(DECNUMFMT) from $(DECNUM).
14494 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14495 Substitute enable_decimal_float.
14496 * configure: Regenerated.
14499 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14502 * configure.ac: Enable decimal float for x86_64-*-linux*.
14503 * configure: Regenerated.
14506 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14507 decimal128ClearSign to flip and clear the sign bit in decimal128.
14508 (decimal_real_maxval): Set decimal128SetSign to set the sign
14511 2007-03-23 Ian Lance Taylor <iant@google.com>
14513 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14515 2007-03-23 Ian Lance Taylor <iant@google.com>
14517 * tree-dump.c (dump_files): Correct comment.
14519 2007-03-23 Ian Lance Taylor <iant@google.com>
14521 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14523 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14525 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14526 in cfglayout mode. Don't go into and out of cfglayout mode.
14527 Link the blocks in the order of the constructed traces.
14528 (rest_of_handle_tracer): Adjust call to tracer.
14529 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14530 Don't go into cfglayout mode.
14531 (rtl_loop_done): Don't go out of cfglayout mode.
14532 * cfglayout.c (relink_block_chain): New function, split out from...
14533 (fixup_reorder_chain): ...here. Remove redundant checking.
14534 (cfg_layout_finalize): Don't clear the header, footer, and aux
14535 fields here, move the code to do so to relink_block_chain. Likewise
14536 for free_original_copy_tables.
14537 * rtl.h (tracer): Update prototype.
14538 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14539 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14540 mode. Use relink_block_chain to serialize the CFG according to the
14541 new basic block order. Move targetm.cannot_modify_jumps_p check from
14543 (gate_handle_reorder_blocks): ...to here.
14544 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14546 (gate_duplicate_computed_gotos): ...to here.
14547 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14548 something always changes when going into and out of cfglayout mode.
14549 Perform an expensive cfg cleanup while going into cfglayout mode.
14550 Always update liveness information on HAVE_conditional_execution
14551 targets. Reserialize the basic blocks and go out of cfglayout mode.
14552 * reg-stack.c: Include cfglayout.h.
14553 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14554 the call to reorder_basic_blocks.
14555 * basic-block.h (reorder_basic_blocks): Update prototype.
14556 (relink_block_chain): New prototype.
14557 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14559 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14561 * config/mips/mips.md (type, hazard, *movdi_32bit,
14562 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14563 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14564 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14565 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14566 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14568 (movcc): Change first xfer to multi.
14569 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14570 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14571 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14572 config/mips/generic.md: Change reservations using "xfer" to use
14574 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14575 using match_operand.
14576 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14577 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14579 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14581 2007-03-22 Richard Henderson <rth@redhat.com>
14583 * config/i386/i386.c: Remove unnecessary function declarations.
14584 Move targetm definition, and all related macros, to the end of
14585 the file. Resort some functions to put definitions before uses.
14586 (ix86_attribute_table): Make static. Move to end of file.
14587 (ix86_gimplify_va_arg): Make static.
14589 2007-03-22 Richard Henderson <rth@redhat.com>
14591 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14592 don't increase local_regparm with force_align_arg_pointer check.
14593 (ix86_function_sseregparm): Assert 32-bit.
14594 (type_has_variadic_args_p): New.
14595 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14596 type_has_variadic_args_p.
14597 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14598 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14599 use memset instead. Do maybe_vaarg check first; skip attribute
14600 tests if true; skip attribute tests for 64-bit.
14601 (construct_container): Remove TARGET_DEBUG_ARG.
14602 (function_arg_advance_32, function_arg_advance_64): Split out ...
14603 (function_arg_advance): ... from here.
14604 (function_arg_32, function_arg_64): Split out ...
14605 (function_arg): ... from here.
14606 (ix86_pass_by_reference): Tidy.
14607 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14608 (function_value_32): New, from parts of ix86_function_value
14609 and ix86_value_regno.
14610 (function_value_64): New, from parts of ix86_function_value
14611 and ix86_libcall_value.
14612 (ix86_function_value_1): New.
14613 (ix86_function_value, ix86_libcall_value): Use it.
14614 (return_in_memory_32, return_in_memory_64): Split out ...
14615 (ix86_return_in_memory): ... from here.
14616 (ix86_struct_value_rtx): Skip for 64-bit.
14617 (ix86_libcall_value, ix86_value_regno): Remove.
14618 (setup_incoming_varargs_64): Split out ...
14619 (ix86_setup_incoming_varargs): ... from here.
14620 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14621 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14622 * config/i386/i386-protos.h (ix86_function_value): Remove.
14623 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14625 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14628 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14629 infinities not supported, otherwise emit warning if -Woverflow. On
14630 underflow, emit warning if -Woverflow.
14631 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14633 * real.h (real_from_string): Update declaration
14635 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14636 Richard Henderson <rth@redhat.com>
14638 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14639 * calls.c (compute_argument_block_size, expand_call,
14640 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14641 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14642 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14643 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14644 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14645 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14646 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14647 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14650 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14652 * c-incpath.c (add_sysroot_to_chain): New.
14653 (merge_include_chains): Add sysroot argument. Call
14654 add_sysroot_to_chain if sysrooted.
14655 (register_include_chains): Update call to merge_include_chains.
14656 * doc/cppopts.texi: Document use of '=' in include directory
14659 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14662 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14663 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14664 insn pattern using X87MODEF12 mode macro.
14666 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14668 * regmove.c (regmove_optimize): Use reg_mentioned_p
14669 instead of reg_overlap_mentioned_p for DST.
14671 2007-03-21 Mike Stump <mrs@apple.com>
14673 * c.opt: Fixup for Objective-C/C++.
14675 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14677 * explow.c (convert_memory_address): Fold memory reference when
14678 POINTERS_EXTEND_UNSIGNED < 0
14680 2007-03-21 Richard Henderson <rth@redhat.com>
14683 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14684 * config/i386/mmintrin.h (__m64): Likewise.
14685 * config/i386/xmmintrin.h (__m128): Likewise.
14687 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14689 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14690 (VXWORKS_OS_CPP_BUILTINS): Define.
14691 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14692 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14694 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14696 * rtl.h (constant_pool_reference_p): Delete.
14697 (find_constant_src): Declare.
14698 * rtlanal.c (find_constant_src): New function.
14699 * simplify-rtx.c (constant_pool_reference_p): Delete.
14700 * config/i386/i386.md: Use find_constant_src instead of
14701 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14703 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14705 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14706 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14708 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14710 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14711 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14712 (arm_elf_asm_constructor): Use it.
14713 (arm_elf_asm_destructor): New function.
14715 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14717 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14719 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14721 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14723 2007-03-19 Andrew Haley <aph@redhat.com>
14725 PR tree-optimization/31264
14726 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14727 VIEW_CONVERT_EXPRs.
14729 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14731 PR rtl-optimization/30907
14732 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14733 (fwprop_init): Always call loop_optimizer_initialize.
14734 (fwprop_done): Always call loop_optimizer_finalize.
14735 (fwprop): We always have loop info now.
14736 (gate_fwprop_addr): Remove.
14737 (pass_fwprop_addr): Use gate_fwprop as gate.
14739 PR rtl-optimization/30841
14740 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14741 df_chain_alloc): Call df_reorganize_refs unconditionally.
14742 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14743 refs_organized to refs_organized_size.
14744 (df_ref_create_structure): Use refs_organized_size instead of
14745 bitmap_size if refs had been organized, and keep refs_organized_size
14747 * df.h (struct df_ref_info): Change refs_organized to
14748 refs_organized_size.
14749 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14752 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14754 * except.c (output_function_exception_table): Do not reference the
14755 EH personality routine for functions that do not require an
14758 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14761 * c-typeck.c (convert_for_assignment): Call comptypes for
14762 RECORD_TYPE or UNION_TYPE.
14764 PR inline-asm/30505
14765 * reload1.c (reload): Do invalid ASM checking after
14766 cleanup_subreg_operands.
14768 2007-03-19 Jeff Law <law@redhat.com>
14770 * tree-cfg.c (find_taken_edge): Tighten conditions for
14771 optimizing computed gotos.
14773 2007-03-19 Michael Matz <matz@suse.de>
14775 * builtins.c (expand_builtin_sync_operation,
14776 expand_builtin_compare_and_swap,
14777 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14780 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14781 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14784 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14786 * doc/tm.texi: Add brackets around the return type of
14787 TARGET_SECONDARY_RELOAD.
14789 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14790 Richard Guenther <rguenther@suse.de>
14792 PR tree-optimization/31254
14793 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14794 Use handled_component_p () where appropriate. Continue
14795 propagating into the rhs if we propagated into an INDIRECT_REF
14798 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14800 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14801 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14802 (xde, xdee): Mode attributes adjusted to support DFP modes.
14803 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14804 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14805 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14806 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14807 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14808 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14809 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14811 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14812 "movsf"): Insn definitions removed.
14813 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14814 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14815 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14817 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14818 "reload_in<mode>", "reload_out<mode>"): Expander added.
14819 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14822 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14824 * config/s390/s390.md: Only non-functional changes. Renamed
14825 FPR mode macro to BFP all over the file.
14827 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14829 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14830 (op_type attribute): RRF instruction type added.
14831 (fT0): New mode attribute.
14832 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14833 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14834 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14835 instruction no secondary memory is needed when moving DFmode values
14836 between GPRs and FPRs.
14838 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14840 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14841 inverted and documentation adjusted.
14842 ("mhard-dfp", "msoft-dfp"): New options.
14843 * config/s390/s390.c (s390_handle_arch_option): New architecture
14845 (override_options): Sanity checks for the new options added.
14846 * config.gcc: New architecture switch: z9-ec.
14847 * config/s390/s390.h (processor_flags): PF_DFP added.
14848 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14849 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14850 when the bit is NOT set so remove it from the defaults.
14852 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14854 * genemit.c (main): Print include statement for dfp.h.
14855 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14858 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14860 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14862 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14865 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14866 instead of PATTERN.
14868 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14870 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14871 attr_length_call, output_call, output_indirect_call): Cleanup
14872 formatting of targetm calls.
14874 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14876 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14878 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14880 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14881 reservation, bypass and anti-bypass descriptions for these
14882 instructions. Update move patterns.
14883 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14886 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14888 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14889 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14890 (get_initial_def_for_reduction): Likewise.
14892 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14894 Fix PR tree-optimization/29922
14895 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14896 (get_representative): Removed.
14897 (value_dies_in_block_x): Update for rvuse removal.
14898 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14899 (compute_antic_aux): Handle when PHI nodes appear in
14900 non-single-successors.
14901 (dump_bitmap_of_names): Removed.
14902 (compute_antic_safe): Renamed and removed rvuse calculation.
14903 Calculate only antic safe.
14904 (insert_into_preds_of_block): Remove assert.
14905 (execute_pre): Update for renamed functions.
14906 (defer_or_phi_translate_block): New function.
14908 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14910 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14911 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14913 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14914 Follow spelling conventions.
14916 * tree-data-ref.h: Remove the prototype for analyze_array.
14918 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14920 PR tree-optimization/31041
14921 * tree-vect-transform.c (get_initial_def_for_induction): Call
14922 force_gimple_operand.
14924 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14926 * ipa-type-escape.c (look_for_casts) : Revert code to use
14927 handled_component_p due to ada test a-numaux.adb.
14929 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14931 * final.c (final_scan_insn): Alter the condition of a
14932 conditional trap if we have nonstandard CC.
14934 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14936 * configure.ac: Remove excess quoting from asm line 0 test.
14937 * configure: Rebuilt.
14939 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14941 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14942 * c-common.c (convert_and_check): Move warning logic to...
14943 (warnings_for_convert_and_check): ...here. Define.
14944 * c-common.h (warnings_for_convert_and_check): Declare.
14946 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14948 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14949 (output_call): Likewise.
14951 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14953 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14955 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14957 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14959 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14961 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14962 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14964 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14966 PR tree-optimization/31183
14967 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14968 Use double_int instead of unsigned int for representing access_strides.
14969 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14971 2007-03-16 Richard Guenther <rguenther@suse.de>
14973 PR tree-optimization/31146
14974 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14975 to allow recursion of forward_propagate_addr_expr.
14976 (forward_propagate_addr_into_variable_array_index): Likewise.
14977 (forward_propagate_addr_expr): Likewise.
14978 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14979 (forward_propagate_addr_expr_1): Recurse on simple copies
14980 instead of propagating into them. Do so for useless conversions
14982 (forward_propagate_addr_expr): Clean up unused statements after
14985 2007-03-16 Richard Guenther <rguenther@suse.de>
14987 * builtins.c (expand_builtin_cexpi): Use the right argument
14988 for the expansion via cexp.
14990 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14992 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
14993 * configure: Rebuilt.
14995 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14998 * dwarf2out.c (force_type_die): Adjust comment.
14999 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15001 2007-03-15 DJ Delorie <dj@redhat.com>
15003 * config/frv/predicates.md (minmax_operator): Don't check operands
15006 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15008 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15009 Update constant estimates of number of iterations.
15010 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15011 argument renamed to "realistic".
15012 (compute_estimated_nb_iterations): Removed.
15013 (record_niter_bound): New function.
15014 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15015 call record_nonwrapping_iv with upper = false.
15016 (infer_loop_bounds_from_signedness): Pass upper argument to
15017 record_nonwrapping_iv.
15018 (estimate_numbers_of_iterations_loop): Do not call
15019 compute_estimated_nb_iterations. Record estimate based on profile
15020 information. Initialize the constant estimates of number of
15022 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15024 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15025 number of iterations is too small.
15026 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15027 (EST_NOT_AVAILABLE): Removed.
15028 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15029 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15032 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15034 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15035 Handle NE_EXPR guards.
15037 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15040 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15041 Set also -pedantic-errors by default for the preprocessor unless
15042 -fpermissive is given.
15044 2007-03-15 Richard Guenther <rguenther@suse.de>
15046 PR middle-end/29719
15047 PR middle-end/31161
15048 * builtins.c (expand_builtin_cexpi): As a fallback if we
15049 don't have builtins for sincos or cexp create a function
15050 declaration for cexp and expand to a call to that.
15051 (expand_builtin_int_roundingfn): Always fall
15052 back to floor/ceil and its variants even if they may be
15055 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15057 PR middle-end/31159
15058 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15059 jump tables, move the call to delete_dead_jumptables from here...
15060 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15061 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15062 don't allow merging of blocks that try_redirect_by_replacing_jump
15063 also does not handle when not optimizing.
15065 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15066 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15068 * config/i386/i386.md (x86_sahf_1): Correctly handle
15071 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15074 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15075 x86_64_general_operand as operand[2] predicate. Remove "iF"
15076 from operand constraints and use "e" constraint instead.
15077 (*subti3_1, *subti3_1 splitter): Ditto.
15078 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15079 operand[1] predicate.
15081 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15083 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15084 arrays, multiply the access strides by the size of the sub-array.
15085 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15087 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15089 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15090 the configured assembler supports the sahf mnemonic.
15091 * configure: Regenerate.
15092 * config.in: Regenerate.
15094 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15095 emit "sahf" or ".byte\t0x9e" as asm template.
15097 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15100 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15101 option to replace hard coded TARGET_xxx in md file.
15102 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15103 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15104 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15105 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15106 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15107 (X86_TUNE_NOT_VECTORMODE): Ditto.
15108 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15109 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15110 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15111 (TUNE_SLOW_IMUL_IMM8): Ditto.
15112 (TUNE_MOVE_M1_VIA_OR): Ditto.
15113 (TUNE_NOT_UNPAIRABLE): Ditto.
15114 (TUNE_NOT_VECTORMODE): Ditto.
15116 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15119 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15120 tuning options instead of hard coded TARGET_xxx.
15121 (fix ssemode peephole2's): Ditto.
15122 (imul peephole2's): Ditto.
15124 (movdi_or_rex64): Ditto.
15125 (move peephole2): Ditto.
15126 (not peephole2's): Ditto.
15128 2007-03-14 Dirk Mueller <dmueller@suse.de>
15130 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15131 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15132 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15134 * c-parser.c (c_parser_do_statement): Warn about empty body in
15135 do/while statement.
15136 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15137 * doc/invoke.texi (-Wempty-body): Update documentation.
15139 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15142 * c-common.h (warn_for_div_by_zero): Declare.
15143 * c-common.c (warn_for_div_by_zero): Define.
15144 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15147 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15149 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15150 to PREFIX and STANDARD_PREFIX.
15152 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15153 Phil Edwards <phil@codesourcery.com>
15155 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15156 (__gthread_once_t): Remove busy field for RTPs.
15157 (__GTHREAD_ONCE_INIT): Update accordingly.
15159 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15161 * doc/invoke.texi: Document VxWorks options.
15163 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15165 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15167 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15169 PR tree-optimization/30590
15170 * tree-nrv.c (tree_nrv): Check for the partial update of the
15173 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15175 * flags.h (flag_random_seed): Remove declaration, in favor of...
15176 * toplev.h (get_random_seed, set_random_seed): ... these.
15177 * tree.c (get_file_function_name): Use the former.
15178 * opts.c (common_handle_option): Use the latter.
15181 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15183 PR middle-end/31127
15184 * cse.c (cse_find_path): Do not bail out if a basic block that
15185 we already visited now becomes part of a path that starts at a
15186 different basic block. Just disallow this, to make sure we
15187 visit each basic block at most once.
15189 2007-03-13 Jan Hubicka <jh@suse.cz>
15191 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15192 attributes, when profile esitmate is present, calls with very low
15193 frequency are cold.
15195 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15197 PR tree-optimization/30730
15198 PR tree-optimization/26900
15199 * tree-ssa-loop-niter.c: Include gmp.h.
15200 (bounds): New type.
15201 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15202 split_to_var_and_offset, determine_value_range,
15203 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15204 bound_difference, bounds_add, bounds_negate,
15205 number_of_iterations_ne_max, dump_affine_iv): New functions.
15206 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15207 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15208 difference of initial and final value of control iv to validate
15210 (number_of_iterations_cond): Add loop parameter. Determine bounds
15211 on the difference of the extremes of the control iv. Add dumps.
15212 (expand_simple_operations): Handle phi nodes.
15213 (simplify_using_initial_conditions): Do not record used conditions.
15214 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15215 Do not set additional_info.
15216 (implies_nonnegative_p, implies_ge_p): Removed.
15217 (derive_constant_upper_bound): Do not use parameter `additional'.
15218 (record_estimate): Parameter `additional' removed. Parameter
15219 `i_bound' added. Do not call derive_constant_upper_bound.
15220 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15221 bound the number of iterations estimate.
15222 (estimate_numbers_of_iterations_loop): Pass the estimate from
15223 the number of iterations analysis to record_estimate.
15224 * tree.h (multiple_of_p): Declare.
15225 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15226 (scev_const_prop): Do not check expression_expensive_p.
15227 * fold-const.c (multiple_of_p): Exported.
15228 * double-int.c (double_int_mask): Exported.
15229 * double-int.h (double_int_mask): Declare.
15230 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15231 field. Added max field.
15233 2007-03-13 David Taylor <taylor@candd.org>
15236 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15239 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15242 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15243 two unamed patterns.
15245 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15247 * config/i386/i386.opt (mcx16, msahf): New options.
15248 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15249 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15251 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15252 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15253 Output -mcx16 and -msahf options when corresponding bit is set.
15255 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15256 and -msahf options.
15258 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15260 * configure.ac: Test for assembler tolerance to # 0 "".
15261 * configure, config.in: Rebuilt.
15262 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15264 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15266 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15268 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15269 (handle_syscall): Handle direct system calls.
15270 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15272 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15274 * doc/invoke.texi: Fix cpp.info cross-reference.
15275 * doc/passes.texi: Fix gcc.info cross-reference.
15277 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15279 PR tree-optimization/30835
15280 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15281 bb_for_stmt is not NULL before accessing it.
15283 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15285 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15288 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15291 * doc/install.texi: Document --enable-stage1-languages
15293 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15295 * tree-pass.h (pass_into_cfg_layout_mode,
15296 pass_outof_cfg_layout_mode): Declare.
15297 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15298 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15299 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15300 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15302 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15304 * c-decl.c (warn_variable_length_array): New function.
15305 Refactored from grokdeclarator to handle warn_vla
15306 and handle unnamed array case.
15307 (grokdeclarator): Refactored VLA warning case.
15308 * c.opt (Wvla): New flag.
15309 * doc/invoke.texi (Wvla): New warning.
15311 2007-03-12 Richard Henderson <rth@redhat.com>
15313 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15314 (TARGET_SECTION_TYPE_FLAGS): New.
15316 2007-03-12 Richard Henderson <rth@redhat.com>
15318 * config/darwin.c (machopic_reloc_rw_mask): New.
15319 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15320 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15322 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15324 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15325 * cppdefault.h (cpp_PREFIX): Document.
15326 (cpp_PREFIX_len): Likewise.
15327 (cpp_EXEC_PREFIX): New variable.
15328 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15329 * c-incpath.c (add_standard_paths): Correct logic for relocating
15330 paths within prefix.
15332 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15334 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15335 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15337 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15338 fix_truncdfdi_sse using SSEMODEF mode macro.
15339 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15340 fix_truncdfsi_sse using SSEMODEF mode macro.
15341 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15342 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15344 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15346 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15347 elfos.h to tm_file.
15349 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15351 * tree.h : Add multiple_of_p declaration.
15352 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15353 * ipa-type-escape.c (results_of_malloc): Redundant.
15354 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15355 (cast_type): Extended with new members.
15356 (check_cast): Returns cast_type.
15357 (cast): New structure for data of walk_use_def_chains.
15358 (is_malloc_result, is_cast_from_non_pointer_1,
15359 is_cast_from_non_pointer,
15360 is_array_access_through_pointer_and_index): New functions.
15361 (look_for_casts): Returns cast types.
15362 (check_call): Returns void.
15363 (okay_pointer_operation): Use support of pointer plus index,
15364 pointer plus constant and allow all multiplications.
15366 2007-03-11 Richard Guenther <rguenther@suse.de>
15368 PR tree-optimization/31115
15369 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15370 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15371 A shift count of zero is not special as with *_DIV_EXPR.
15372 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15375 2007-03-11 Ian Lance Taylor <iant@google.com>
15377 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15378 the *_DIV_EXPR codes correctly with overflow infinities.
15380 2007-03-11 Ira Rosen <irar@il.ibm.com>
15382 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15383 indicate success/failure of the analysis. Add negation to subtrahend
15384 in case of subtraction. Fail if both operands contain constants.
15385 (create_data_ref): Fail if analyze_offset fails.
15387 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15389 * config/i386/i386.md (frndintxf2): Rename to ...
15390 (rintxf2): ... this. Remove expander having same name.
15391 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15392 (roundsf2, rounddf2): Ditto.
15393 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15394 (lround<mode>di2, lround<mode>si2): Ditto.
15396 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15398 * lower-subreg.c: Include except.h.
15399 (decompose_multiword_subregs): Verify that the only control flow
15400 insns we can split are loads to multi-words pseudos.
15401 Handle breaking such blocks after splitting, instead of calling
15402 find_many_sub_basic_blocks.
15404 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15405 on the new basic block. Add a lengthy comment explaining why we
15406 thought this was necessary.
15407 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15409 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15412 * tree.c (walk_type_fields): Recurse into the element type of
15413 ARRAY_TYPEs if there is a pointer set.
15415 2007-03-10 Dirk Mueller <dmueller@suse.de>
15417 * c-common.c (warn_logical_operator): Fix condition.
15419 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15421 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15423 * config/darwin.c (machopic_select_section): Remove superfluous
15424 argument in call to categorize_decl_for_section. Remove unused
15427 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15429 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15431 * configure: Regenerate.
15433 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15436 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15437 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15438 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15439 Add LABEL_NUSES to emitted label.
15440 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15441 branch probability value to emitted jump insn.
15442 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15443 Do not check life information and do not re-arrange input operands
15444 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15446 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15448 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15449 the change of decode_asm_operands.
15451 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15453 * mode-switching.c (create_pre_exit): Skip blockage insn.
15455 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15457 * tree-pass.h (TODO_update_smt_usage): Remove.
15459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15463 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15465 * pa.c (attr_length_call): Revise condition for long
15466 pc-relative branch.
15467 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15468 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15469 sequence on SOM target.
15471 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15473 * gcc.c: Document %{, in big comment at top.
15474 (input_suffix_matches): Remove special handling for .s and
15476 (input_spec_matches): New.
15477 (handle_braces): Handle %{,.
15478 (validate_switches): ',' indicates a value which is not a switch.
15479 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15480 to detect assembler input.
15481 * config/i386/sol2.h (CPP_SPEC): Likewise.
15482 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15483 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15484 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15485 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15486 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15487 -m64 causes deployment target to default to 10.5.
15488 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15490 2007-03-09 Richard Henderson <rth@redhat.com>
15493 * target.h (targetm.asm.out.reloc_rw_mask): New.
15494 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15495 (TARGET_ASM_OUT): Use it.
15496 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15497 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15498 use the new reloc_rw_mask target hook instead.
15499 (default_section_type_flags_1): Merge into...
15500 (default_section_type_flags): ... here.
15501 (decl_readonly_section_1): Merge into...
15502 (decl_readonly_section): ... here.
15503 (default_elf_select_section_1): Merge into...
15504 (default_elf_select_section): ... here.
15505 (default_unique_section_1): Merge into...
15506 (default_unique_section): ... here.
15507 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15508 (default_select_rtx_section): Use it.
15509 (default_elf_select_rtx_section): Likewise.
15510 * output.h: Update to match.
15511 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15512 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15513 (TARGET_ASM_RELOC_RW_MASK): New.
15514 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15515 to categorize_decl_for_section.
15516 (x86_64_elf_unique_section): Likewise.
15517 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15518 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15519 (TARGET_ASM_RELOC_RW_MASK): New.
15520 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15521 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15522 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15523 (TARGET_RWRELOC): Remove.
15524 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15525 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15526 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15527 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15528 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15529 (rs6000_xcoff_select_section): Use decl_readonly_section.
15530 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15531 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15532 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15533 (TARGET_SECTION_TYPE_FLAGS): Remove.
15534 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15536 2007-03-09 Roger Sayle <roger@eyesopen.com>
15538 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15539 complex constant equality/inequality comparisons for here.
15540 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15541 known at compile-time or can be simplified to a scalar comparison.
15542 (fold_relational_const): Move compile-time evaluation of complex
15543 constant equality/inequality comparisons to here.
15545 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15547 PR rtl-optimization/30643
15548 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15550 (fold_rtx): Recurse, like before 2006-11-03.
15552 2007-03-09 DJ Delorie <dj@redhat.com>
15554 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15557 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15559 PR tree-optimization/30375
15560 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15561 LHS of statements is not the same.
15562 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15564 2007-03-09 Chao-ying Fu <fu@mips.com>
15566 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15568 * doc/invoke.texi (-mdspr2): Document new option.
15569 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15570 New unspec for DSP REV 2.
15571 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15572 these instructions are extended in DSP REV 2.
15573 (mips-dspr2.md): Include.
15574 * config/mips/mips.opt (mdspr2): New option.
15575 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15576 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15577 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15578 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15579 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15580 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15581 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15583 (bdesc_map): Add one field of unsupported_target_flags.
15584 (bdesc_arrays): Update entries to have extra fields. Add
15586 (mips_init_builtins): Initialize new function types.
15587 Check unsupported_target_fileds to filter out builtins.
15588 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15590 (ASM_SPEC): Pass mdspr2 to the assembler.
15591 * config/mips/mips-dspr2.md: New file.
15593 2007-03-09 Sa Liu <saliu@de.ibm.com>
15595 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15597 2007-03-09 Ian Lance Taylor <iant@google.com>
15599 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15600 argument) like -Wstrict-overflow=2.
15601 * doc/invoke.texi (Warning Options): Update documentation.
15603 2007-03-09 Dirk Mueller <dmueller@suse.de>
15606 * doc/invoke.texi (-Wlogical-op): Document.
15607 * common.opt (-Wlogical-op): New.
15608 * c-common.h (warn_logical_operator): Declare.
15609 * c-common.c (warn_logical_operator): Define.
15610 * c-typeck.c (parser_build_binary_op): Call
15611 warn_logical_operator.
15613 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15615 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15616 * final.c (final_scan_insn): Test for non-"" file name.
15618 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15620 * doc/loop.texi: Document the Omega linear constraints solver.
15621 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15622 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15623 omega-hash-table-size, omega-max-keys, and
15624 omega-eliminate-redundant-constraints.
15625 * tree-pass.h (pass_check_data_deps): Declared.
15628 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15629 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15630 pass_check_data_deps): New.
15631 * tree-data-ref.c (init_data_ref): Remove declaration.
15632 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15633 (analyze_array): Renamed init_array_ref, move up initializations.
15634 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15635 Removed arguments that are set to NULL.
15636 (analyze_indirect_ref): Correct indentation, correct call to
15638 (object_analysis): Call init_array_ref instead of analyze_array.
15639 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15640 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15641 of DR_ACCESS_FNS_ADDR.
15642 (init_omega_eq_with_af, omega_extract_distance_vectors,
15643 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15644 ddr_consistent_p): New.
15645 (compute_affine_dependence): Check consistency of ddrs when
15646 flag_check_data_deps is passed.
15647 (analyze_all_data_dependences): Uncomment.
15648 (tree_check_data_deps): New.
15649 * tree-data-ref.h: Include omega.h.
15650 (DR_ACCESS_FNS_ADDR): Removed.
15651 (data_dependence_relation): Add inner_loop.
15652 (DDR_INNER_LOOP): New.
15653 * common.opt (fcheck-data-deps): New.
15654 * tree-flow.h (tree_check_data_deps): Declare.
15655 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15656 (OBJS-common): Depend on omega.o.
15658 * passes.c (pass_check_data_deps): Scheduled.
15659 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15660 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15661 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15662 PARAM_VECT_MAX_VERSION_CHECKS,
15663 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15665 2007-03-09 Richard Guenther <rguenther@suse.de>
15667 PR tree-optimization/30904
15668 PR middle-end/31058
15669 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15670 the same way as *_DIV_EXPR.
15672 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15674 * recog.c (decode_asm_operands): No mixed declarations and code.
15676 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15678 * rtl.def (ASM_INPUT): Add location.
15679 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15680 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15681 (decode_asm_operands): Add loc operand.
15682 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15683 * stmt.c (expand_asm): Rename to...
15684 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15685 gen_rtx_ASM_INPUT_loc.
15686 (expand_asm_expr): Adjust.
15687 * recog.c (decode_asm_operands): Add loc operand.
15688 (check_asm_operands, extract_insn): Adjust.
15689 * reload1.c (maybe_fix_stack_asms): Likewise.
15690 * final.c (asm_insn_count): Likewise.
15691 (final_scan_insn): Output # line before and after asm.
15693 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15695 * tree-ssa-structalias.c (variable_info): Remove
15697 (new_var_info): Ditto.
15698 (shared_bitmap_info_t): New structure.
15699 (shared_bitmap_table): New variable.
15700 (shared_bitmap_hash): New function.
15701 (shared_bitmap_eq): Ditto
15702 (shared_bitmap_lookup): Ditto.
15703 (shared_bitmap_add): Ditto.
15704 (merge_smts_into): Change to take bitmap directly.
15705 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15706 (init_alias_vars): Init shared bitmap hashtable.
15707 (delete_points_to_sets): Delete shared bitmap hashtable.
15708 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15709 is_aliased removal as a change that was still necessary was
15712 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15714 * config/i386/i386.h (override_options): Conditionally disable
15715 x86_sahf for 64bit targets only.
15717 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15720 * c-decl.c (merge_decls): Don't call make_var_volatile.
15721 * varasm.c (make_var_volatile): Remove.
15722 * output.h (make_var_volatile): Remove.
15724 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15726 PR tree-optimization/31085
15727 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15729 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15731 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15732 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15733 ATTR_CONST_NOTHROW_LIST.
15735 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15738 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15740 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15742 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15745 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15747 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15748 passed, use shared libgcc.
15750 2007-03-08 Roger Sayle <roger@eyesopen.com>
15752 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15753 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15754 (honor_protect_cleanup_actions, lower_try_finally_switch):
15756 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15757 ifc_temp_var): Likewise.
15758 * tree-inline.c (setup_one_parameter): Likewise.
15759 * tree-mudflap.c (mf_decl_cache_locals,
15760 mf_build_check_statement_for): Likewise.
15761 * tree-nested.c (init_tmp_var, save_tmp_var,
15762 finalize_nesting_tree_1): Likewise.
15763 * tree-outof-ssa.c (insert_copy_on_edge,
15764 insert_backedge_copies): Likewise.
15765 * tree-profile.c (tree_gen_edge_profiler,
15766 tree_gen_ic_profiler): Likewise.
15767 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15768 * tree-sra.c (sra_build_assignment): Likewise.
15769 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15770 * tree-ssa-math-opts.c (insert_reciprocals,
15771 execute_cse_sincos_1): Likewise.
15772 * tree-tailcall.c (adjust_accumulator_values,
15773 adjust_return_value): Likewise.
15774 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15775 * tree-vect-transform.c (vect_create_data_ref_ptr,
15776 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15777 vect_create_epilog_for_reduction, vectorizable_reduction,
15778 vectorizable_call, vectorizable_conversion,
15779 vectorizable_assignment, vectorizable_operation,
15780 vectorizable_type_demotion, vect_gen_widened_results_half,
15781 vect_permute_store_chain, vectorizable_store,
15782 vect_setup_realignment, vect_permute_load_chain,
15783 vectorizable_load, vectorizable_condition,
15784 vect_create_cond_for_align_checks): Likewise.
15785 * tree-vrp.c (build_assert_expr_for): Likewise.
15787 2007-03-08 Ian Lance Taylor <iant@google.com>
15789 * tree-vrp.c: Include "intl.h".
15790 (usable_range_p): New static function.
15791 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15792 overflowed values, juts set *strict_overflow_p.
15793 (compare_values): Only return -2 if one of the operands is not a
15795 (compare_ranges): Call usable_range_p.
15796 (compare_range_with_value): Likewise.
15797 (vrp_evaluate_conditional_warnv): Rename from
15798 vrp_evaluate_conditional. Make static. Change all callers.
15799 (vrp_evaluate_conditional): New function.
15800 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15801 on signed overflow.
15802 (simplify_abs_using_ranges): Likewise.
15803 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15804 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15805 within_stmt parameter.
15806 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15807 vrp_evaluate_conditional.
15808 * tree-ssa-threadedge.c
15809 (record_temporary_equivalences_from_stmts_at_dest): Change
15810 simplify parameter to take a second tree parameter.
15811 (simplify_control_stmt_condition): Likewise.
15812 (thread_across_edge): Likewise.
15813 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15814 (thread_across_edge): Likewise.
15815 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15817 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15819 * config/i386/i386.h (TARGET_SAHF): New define.
15820 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15821 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15822 (x86_sahf): New global variable.
15823 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15824 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15825 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15826 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15828 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15829 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15830 when expanding fcomi/sahf based tests.
15831 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15832 expanding sahf based alternative. Emit sahf based sequence when
15833 optimizing for code size.
15834 * config/i386/i386.md (x86_sahf_1): Do not disable for
15835 TARGET_64BIT, enable for TARGET_SAHF.
15837 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15839 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15840 spurious whitespace from error message.
15842 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15845 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15847 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15849 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15851 * tree-sra.c (instantiate_element): Propagate disabled warnings
15852 from the element itself to the created variable.
15854 2007-03-07 Richard Henderson <rth@redhat.com>
15857 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15858 silently fix up the stack in the case of a missing register.
15860 2007-03-07 Paul Brook <paul@codesourcery.com>
15862 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15864 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15866 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15868 (phase1_vrs): Use them.
15869 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15870 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15871 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15872 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15873 __gnu_Unwind_Restore_WMMXC if required.
15874 (_Unwind_VRS_Pop): Implement iWMMXt support.
15875 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15876 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15877 gnu_Unwind_Save_WMMXC): Define.
15879 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15881 * config/vxworks.h (vxworks_override_options): Declare.
15882 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15883 * config/vxworks.c: Include target.h and toplev.h.
15884 (vxworks_override_options): New function.
15885 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15887 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15889 * config/s390/s390.c (override_options): Don't emit an error when
15890 -mstack-size is used without providing -mstack-guard.
15891 (s390_emit_prologue): Choose stack_guard value automatically if not
15892 provided via command line.
15893 * doc/invoke.texi: Adjust description of -mstack-guard and
15896 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15898 * config/i386/i386.c (output_set_got): Add a GOT initialization
15899 sequence for VxWorks PIC.
15900 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15901 around labels as well as symbols. Use gotoff_operand instead
15902 of local_symbolic_operand.
15903 (legitimize_pic_address): Use gotoff_operand instead of
15904 local_symbolic_operand. Use @GOT accesses for labels as
15906 (ix86_output_addr_diff_elt): Use PC-relative rather than
15907 GP-relative offsets for VxWorks PIC.
15908 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15909 no_new_pseudos. Check whether the returned register is op0.
15910 * config/i386/i386.md (tablejump): Use PC-relative rather than
15911 GP-relative offsets for VxWorks PIC.
15912 * config/i386/predicates.md (gotoff_operand): New predicate.
15914 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15916 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15918 * config/vxworks-dummy.h: New file.
15919 * config/i386/i386.h: Include it.
15921 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15923 * dwarf2out.c (is_inlined_entry_point): New
15924 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15925 DW_AT_ranges if the first subblock is the entry point.
15927 2007-03-06 David Daney <ddaney@avtrex.com>
15929 * doc/install.texi (mips-*-*): Change recommended binutils
15932 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15934 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15935 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15937 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15938 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15940 2007-03-06 Jan Hubicka <jh@suse.cz>
15942 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15943 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15945 (probably_cold_bb_p): Cold functions are cold.
15946 (probably_never_executed_bb_p): Cold functions are cold.
15947 (tree_bb_level_predictions): Predict calls to cold functions as not
15949 (compute_function_frequency): Check hot/cold attributes.
15950 * function.h (function_frequency): Update comments.
15951 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15952 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15953 (c_common_att): Add cold and hot.
15955 * doc/extend.texi (hot,cold attributes): Document.
15957 2007-03-06 Andrew Haley <aph@redhat.com>
15959 * function.c (expand_function_end): Move blockage to just after we
15960 emit the label for the naked return from the function.
15962 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15964 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15967 2007-03-06 Jan Hubicka <jh@suse.cz>
15969 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15970 loaded for constant large models. Non-large 64bit PIC can do.
15971 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15972 * cmodel.h: Add LARGE PIC.
15973 * i386.md (UNSPEC_PLTOFF): New.
15974 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15976 (*call_1_rex64): Disable for large models.
15977 (*call_1_rex64_large): New.
15978 (*call_value_1_rex64): Disable for large models.
15979 (*call_value_1_rex64_large): New.
15980 (set_rip_rex4): New.
15981 (set_got_offset_rex64): New.
15982 * predicates.md (constant_call_address_operand): For large model
15983 constant calls are not possible.
15984 * i386-protos.h (construct_plt_address): Declare.
15985 * i386.c (override_options): Accept large models.
15986 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15987 (legitimate_constant_p): Add new UNSPECs.
15988 (legitimate_pic_operand_p): Likewise.
15989 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15990 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15992 (output_pic_addr_const): Add PLTOFF.
15993 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
15994 (ix86_expand_move): Legitimize pic address when in PIC mode.
15995 (construct_plt_address): New function.
15996 (ix86_expand_call): Offload the address to register and use GOT
15997 pointer for large model.
15998 * invoke.texi (mcmodel=large): Update documentation.
16000 2007-03-06 Richard Henderson <rth@redhat.com>
16002 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16003 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16004 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16005 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16006 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16007 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16008 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16009 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16010 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16011 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16012 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16013 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16014 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16015 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16016 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16017 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16018 x86_schedule, x86_use_bt, x86_pad_returns,
16019 x86_use_xchgb): Merge into ...
16020 (ix86_tune_features): ... here. New array.
16021 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16022 x86_bswap): Merge into ...
16023 (ix86_arch_features): ... here. New array.
16024 (x86_3dnow_a): Remove.
16025 (x86_accumulate_outgoing_args): Make static.
16026 (x86_arch_always_fancy_math_387): Make static.
16027 (ix86_tune_mask, ix86_arch_mask): Move ...
16028 (override_options): ... to local variables here. Apply the
16029 appropriate mask to each element of ix86_arch_features and
16030 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16031 as were done in the old macros.
16032 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16033 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16034 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16035 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16036 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16037 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16038 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16039 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16040 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16041 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16042 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16043 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16044 x86_accumulate_outgoing_args, x86_prologue_using_move,
16045 x86_epilogue_using_move, x86_decompose_lea,
16046 x86_arch_always_fancy_math_387, x86_shift1,
16047 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16048 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16049 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16050 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16051 x86_use_incdec, x86_pad_returns, x86_bswap,
16052 x86_partial_flag_reg_stall): Remove.
16053 (enum ix86_tune_indices): New.
16054 (ix86_tune_features): New.
16055 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16056 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16057 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16058 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16059 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16060 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16061 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16062 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16063 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16064 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16065 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16066 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16067 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16068 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16069 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16070 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16071 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16072 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16073 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16074 TARGET_EXT_80387_CONSTANTS): Use it.
16075 (enum ix86_arch_indices): New.
16076 (ix86_arch_features): New.
16077 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16078 TARGET_BSWAP): Use it.
16079 (ix86_tune_mask, ix86_arch_mask): Remove.
16081 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16084 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16085 Define using $${sysroot_headers_suffix}.
16086 * configure: Regenerate.
16087 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16088 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16090 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16091 * gcc.c (print_sysroot_headers_suffix): New.
16092 (option_map): Include --print-sysroot-headers-suffix.
16093 (display_help): Mention -print-sysroot-headers-suffix.
16094 (process_command): Handle -print-sysroot-headers-suffix.
16095 (do_spec_1): Append multilib directory to include-fixed path if
16096 sysroot suffixes in use.
16097 (main): Handle -print-sysroot-headers-suffix.
16098 * Makefile.in (start.encap): Don't depend on xlimits.h
16099 (xlimits.h): Remove.
16100 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16101 limits.h for each multilib in fixinc_list.
16102 (fixinc_list, s-fixinc_list): New.
16103 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16104 generate them for each multilib in fixinc_list.
16105 (stmp-fixproto): Use include-fixed. Run fixproto for each
16106 multilib in fixinc_list.
16107 (mostlyclean): Don't remove xlimits.h.
16108 (clean): Remove include-fixed.
16109 (real-install-headers-tar, real-install-headers-cpio,
16110 real-install-headers-cp): Don't copy include, only include-fixed.
16111 (install-mkheaders): Depend on fixinc_list. Don't depend on
16112 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16113 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16114 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16116 2007-03-06 Jan Hubicka <jh@suse.cz>
16118 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16121 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16123 * configure.ac: Allow tm_file to contain build-directory files.
16124 * configure: Regenerate.
16125 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16126 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16127 * config/m68k/print-sysroot-suffix.sh: New file.
16129 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16131 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16132 of pic_offset_table_rtx if reload_completed.
16133 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16134 PIC_OFFSET_TABLE_REGNUM.
16135 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16137 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16138 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
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 call eh_return.
16145 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16147 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16148 functions that need a constant pool.
16150 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16153 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16154 (m68k_preferred_reload_class): Likewise.
16155 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16156 (SECONDARY_RELOAD_CLASS): Define.
16157 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16158 (LIMIT_RELOAD_CLASS): Delete.
16159 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16160 registers from storing bytes.
16161 (m68k_secondary_reload_class): New function.
16162 (m68k_preferred_reload_class): Likewise.
16164 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16166 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16168 (m68k_expand_prologue): Likewise.
16170 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16172 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16173 (mips_expand_epilogue): Add a bool parameter.
16174 (m68k_legitimize_sibcall_address): Declare.
16175 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16176 (m68k_expand_epilogue): Add a parameter to select between sibling
16177 and normal epilogues. Only generate a return for the latter.
16178 (m68k_ok_for_sibcall_p): New function.
16179 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16180 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16181 (sibcall_value, *sibcall_value): Likewise.
16182 (*call, *call_value): Require !SIBLING_CALL_P.
16183 (epilogue): Update call to m68k_expand_epilogue.
16184 (sibcall_epilogue): New pattern.
16185 * config/m68k/predicates.md (const_call_operand): Say that this
16186 predicate applies to sibling calls too.
16187 (sibcall_operand): New predicate.
16189 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16191 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16192 alternatives as movsi_cf.
16193 (movsf_cf_hard): Add commentary.
16195 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16196 Richard Sandiford <richard@codesourcery.com>
16198 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16199 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16200 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16201 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16202 as being live on exit from an interrupt function.
16203 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16204 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16205 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16206 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16207 (m68k_interrupt_function_p): Globalize.
16208 (m68k_compute_frame_layout): Remove reverse mask code.
16209 (m68k_emit_movem, m68k_set_frame_related): New functions.
16210 (m68k_output_function_prologue): Delete in favor of...
16211 (m68k_expand_prologue): ...this new function.
16212 (m68k_output_function_epilogue): Delete in favor of...
16213 (m68k_expand_epilogue): ...this new function.
16214 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16216 (print_operand): Handle %?.
16217 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16218 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16219 (prologue, epilogue): New patterns.
16220 (return): Turn into a define_expand.
16221 (*return): New pattern, derived from old "return" pattern. Use rte
16222 rather than rts for interrupt functions. Only use rtd if the pop
16224 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16225 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16226 (link, *link, unlink, *unlink, load_got): Likewise.
16228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16232 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16233 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16234 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16235 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16236 and m68k_matches_u_p.
16237 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16238 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16239 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16240 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16241 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16242 (REG_STRICT_P): New macro.
16243 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16244 PCREL_GENERAL_OPERAND_OK.
16245 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16246 m68k_legitimate_base_reg_p.
16247 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16248 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16249 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16250 * config/m68k/m68k.c (m68k_address): New structure.
16251 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16252 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16253 (m68k_jump_table_ref_p, m68k_decompose_address)
16254 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16255 (m68k_matches_u_p): New functions.
16256 (print_operand_address): Rewrite to use m68k_decompose_index.
16258 2007-03-05 David Taylor <dtaylor@emc.com>
16260 * gcc.c: Correct copyright date in --version output.
16262 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16264 * pa.md: In unamed move patterns, disparge copies between general
16265 and floating point registers using '?' modifier. Don't include 'f'
16266 constraint for register preferences in DImode, SImode, HImode and
16267 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16268 Remove constraints for copies between general and floating registers
16269 in soft-float DFmode pattern.
16270 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16274 2007-03-05 Mike Stump <mrs@apple.com>
16276 * c-common.c (targetcm): Add.
16277 * c-opts.c (c_common_handle_option): Handle language specific
16279 * opts.c (handle_option): Verify language for target options, if
16281 * opth-gen.awk: Add CL_LANG_ALL.
16282 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16283 (TARGETCM_INITIALIZER): Add.
16284 * target.h (struct gcc_targetcm): Add.
16286 * targhooks.c (default_handle_c_option): Add.
16287 * targhooks.h (default_handle_c_option): Add.
16288 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16290 * config/darwin.opt (iframework): Add.
16291 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16292 * config/darwin-c.c (handle_c_option): Add.
16293 (TARGET_HANDLE_C_OPTION): Add.
16295 * doc/invoke.texi (Darwin Options): Add -iframework.
16297 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16299 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16302 2007-03-05 Ian Lance Taylor <iant@google.com>
16304 * c.opt (fgnu89-inline): New option.
16305 * c-opts.c (c_common_post_options): Set default value for
16307 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16308 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16310 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16311 (grokdeclarator, start_function): Likewise.
16312 * c-cppbuiltin.c (c_cpp_builtins): Define either
16313 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16314 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16315 (C Dialect Options): Document -fgnu89-inline.
16316 * doc/extend.texi (Function Attributes): Explain what the
16317 gnu_inline attribute does.
16318 * doc/cpp.texi (Common Predefined Macros): Document
16319 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16321 2007-03-05 Ian Lance Taylor <iant@google.com>
16323 PR tree-optimization/31034
16324 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16325 half-range if the other side is an overflow infinity.
16327 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16329 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16330 (bfin*-linux-uclibc*): New configuration.
16331 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16333 * config/bfin/linux.h: New file.
16334 * config/bfin/libgcc-bfin.ver: New file.
16335 * config/bfin/t-bfin-uclinux: New file.
16336 * config/bfin/t-bfin-linux: New file.
16337 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16338 (TARGET_OS_CPP_BUILTINS): New macro.
16340 2007-03-05 Richard Guenther <rguenther@suse.de>
16342 * fold-const.c (fold_binary): Remove duplicate folding
16343 of comparison of non-null ADDR_EXPR against null.
16345 2007-03-05 Richard Guenther <rguenther@suse.de>
16346 Dorit Nuzman <dorit@il.ibm.com>
16348 PR tree-optimization/26420
16349 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16350 are no loops in the function. Only print the number of
16351 vectorized loops if it is greater than zero or we are supposed
16352 to print information about unvectorized loops.
16354 2007-03-05 Revital Eres <eres@il.ibm.com>
16356 * gcc.dg/var-expand1.c: New test.
16357 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16358 when an accumulator is expanded.
16360 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16363 * c-common.c (convert_and_check): Don't give warnings for
16364 conversion if 'expr' already overflowed.
16366 2007-03-04 Roger Sayle <roger@eyesopen.com>
16368 PR middle-end/30744
16369 * fold-const.c (fold_comparison): Enforce type consistency when
16370 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16372 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16374 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16375 containing a cast to the base of TARGET_MEM_REF.
16377 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16379 * tree.c (tree_contains_struct_check_failed): Remove spurious
16380 whitespace from error message.
16382 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16385 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16386 instead of precision.
16388 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16389 Nathan Sidwell <nathan@codesourcery.com>
16391 * emit-rtl.c (find_auto_inc): New.
16392 (try_split): recreate REG_INC notes,
16393 Use regular for loops rather than whiles.
16395 2007-03-03 Andreas Schwab <schwab@suse.de>
16397 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16398 * configure: Regenerate.
16400 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16402 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16403 flag_rounding_math, not flag_unsafe_math_optimizations.
16405 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16407 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16408 alpha_fold_vector_minmax): Likewise.
16409 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16410 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16412 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16414 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16415 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16416 if the lhs has side-effects.
16417 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16419 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16421 * config/i386/i386.h (TUNEMASK): Remove define.
16422 (ARCHMASK): Remove define.
16423 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16424 Use ix86_arch_mask variable instead of ARCHMASK.
16425 * config/i386/i386.c (override_options): Ditto.
16426 (standard_80387_constant_p): Ditto.
16428 2007-03-02 Ian Lance Taylor <iant@google.com>
16430 Used signed infinities in VRP.
16431 * tree-vrp.c (uses_overflow_infinity): New static function.
16432 (supports_overflow_infinity): New static function.
16433 (make_overflow_infinity): New static function.
16434 (negative_overflow_infinity): New static function.
16435 (positive_overflow_infinity): New static function.
16436 (is_negative_overflow_infinity): New static function.
16437 (is_positive_overflow_infinity): New static function.
16438 (is_overflow_infinity): New static function.
16439 (overflow_infinity_range_p): New static function.
16440 (compare_values_warnv): New function split out of compare_values.
16441 (compare_value): Call it.
16442 (set_value_range_to_nonnegative): Add overflow_infinity
16443 parameter. Change caller.
16444 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16446 (vrp_expr_computes_nonzero): Likewise.
16447 (compare_ranges, compare_range_with_value): Likewise.
16448 (compare_name_with_value, compare_names): Likewise.
16449 (vrp_evaluate_conditional): Likewise.
16450 (set_value_range): Handle infinity
16451 (vrp_operand_equal_p, operand_less_p): Likewise.
16452 (extract_range_from_assert): Likewise.
16453 (vrp_int_const_binop): Likewise.
16454 (extract_range_from_binary_expr): Likewise.
16455 (extract_range_from_unary_expr): Likewise.
16456 (extract_range_from_comparison): Likewise.
16457 (extract_range_from_expr): Likewise.
16458 (dump_value_range): Likewise.
16459 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16460 (test_for_singularity): Likewise.
16461 (vrp_int_const_binop): Remove inline qualifier.
16462 (adjust_range_with_scev): Add comment.
16463 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16465 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16467 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16468 (get_constraint_for): Likewise.
16469 (do_structure_copy): Likewise.
16470 (find_func_aliases): Fix references to MODIFY_EXPR.
16471 (intra_create_variable_infos): Tidy.
16472 * tree-ssa-operands.c (add_virtual_operand): Add argument
16474 When adding members of alias sets, if IS_CALL_SITE is true and
16475 the symbol is not call-clobbered, skip it.
16476 Adjust all callers.
16478 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16480 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16481 entry by means of emit_insn_at_entry.
16483 2007-03-02 Richard Henderson <rth@redhat.com>
16485 * expr.h (promoted_input_arg): Remove decl.
16486 * function.c (promoted_input_arg): Merge into ...
16487 * combine.c (setup_incoming_promotions): ... only caller.
16488 Rearrange to avoid double loop.
16490 2007-03-02 Ben Elliston <bje@au.ibm.com>
16491 Peter Bergner <bergner@vnet.ibm.com>
16492 Janis Johnson <janis187@us.ibm.com>
16494 * config/rs6000/dfp.md: New file.
16495 * config/rs6000/rs6000.md: Include dfp.md.
16496 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16497 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16498 and TDmode decimal float modes in FP registers.
16499 (num_insns_constant): Likewise.
16500 (rs6000_legitimate_offset_address_p): Likewise.
16501 (rs6000_legitimize_address): Likewise.
16502 (rs6000_legitimize_reload_address): Likewise.
16503 (rs6000_legitimate_address): Likewise.
16504 (rs6000_emit_move): Likewise.
16505 (function_arg_boundary): Likewise.
16506 (function_arg_advance): Likewise.
16507 (rs6000_darwin64_record_arg_recurse): Likewise.
16508 (function_arg): Likewise.
16509 (rs6000_gimplify_va_arg): Likewise.
16510 (rs6000_split_multireg_move): Likewise.
16511 (rs6000_output_function_epilogue): Likewise.
16512 (rs6000_output_function_epilogue): Likewise.
16513 (rs6000_register_move_cost): Likewise.
16514 (rs6000_function_value): Likewise.
16515 (rs6000_libcall_value): Likewise.
16517 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16519 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16521 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16523 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16524 Use $MULTIDIR to choose between the kernel and RTP headers,
16525 and use $WIND_BASE and $WIND_USR to locate them.
16527 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16529 * config/i386/i386.c (override_options): Put initialization of
16530 ix86_tune_mask and ix86_arch_mask to the correct place.
16532 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16533 Michael Meissner <michael.meissner@amd.com>
16536 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16537 (ARCHMASK): Define.
16538 (TARGET_CMOVE): Use ARCHMASK.
16539 (TARGET_CMPXCHG): Ditto.
16540 (TARGET_CMPXCHG8B): Ditto.
16541 (TARGET_XADD): Ditto.
16542 (TARGET_BSWAP): Ditto.
16543 * config/i386/i386.c (ix86_tune_mask): New global variable.
16544 (ix86_arch_mask): Ditto.
16545 (override_options): Initialize ix86_tune_mask and
16546 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16549 2007-03-02 Ben Elliston <bje@au.ibm.com>
16552 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16554 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16556 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16557 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16558 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16559 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16561 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16562 rs6000_init_dwarf_reg_sizes_extra): New.
16563 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16564 SPE register high parts.
16566 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16568 * Makefile.in: Add install-pdf target as
16569 copied from automake v1.10 rules.
16570 * configure.ac: Add install-pdf to target list.
16571 * configure: Regenerate.
16573 2007-03-01 Paul Brook <paul@codesourcery.com>
16575 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16576 modes to LDRD for DImode.
16577 (output_move_double): Fixup out of range ldrd/strd.
16578 (vfp_secondary_reload_class): Rename...
16579 (coproc_secondary_reload_class): ... to this. Add wb argument.
16580 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16581 coproc_secondary_reload_class for CLASS_IWMMXT.
16582 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16583 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16585 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16587 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16588 unroll factor by the estimated number of iterations.
16589 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16590 than prefetch latency.
16592 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16593 decode_caches_intel, detect_caches_intel): New functions.
16594 (host_detect_local_cpu): Use detect_caches_amd and
16595 detect_caches_intel.
16597 2007-03-01 Richard Henderson <rth@redhat.com>
16599 * expr.c (emit_move_complex_push): Export.
16600 (emit_move_complex_parts): Split out from ...
16601 (emit_move_complex): ... here.
16602 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16603 * config/i386/i386.md (movcdi): New.
16605 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16607 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16608 size of mode1 to check for tieable modes in MMX case.
16610 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16612 * Makefile.in (rtlanal.o): Depend on tree.h.
16613 * rtl.h (offset_within_section_p, split_const): Declare.
16614 * rtlanal.c: Include tree.h.
16615 (offset_within_block_p): New function, taken from
16616 mips_offset_within_object_p.
16617 (split_const): New function, taken from mips_split_const.
16618 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16620 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16621 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16622 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16623 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16624 (m68k_illegitimate_symbolic_constant_p): New function.
16625 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16626 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16627 symbolic constant that might be outside the symbol's section,
16628 move the symbol first and then add the offset.
16629 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16631 * config/mips/mips.c (mips_split_const): Delete.
16632 (mips_offset_within_object_p): Delete.
16633 (mips_symbolic_constant_p): Use offset_within_section_p and
16634 split_const instead of mips_offset_within_object_p and
16636 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16637 (mips_legitimize_const_move, print_operand_reloc)
16638 (mips_dangerous_for_la25_p): Use split_const instead of
16641 2007-02-28 Eric Christopher <echristo@apple.com>
16643 * Makefile.in (install-include-dir): Don't rm -rf include.
16645 2007-02-28 Richard Guenther <rguenther@suse.de>
16647 PR middle-end/30364
16648 * fold-const.c (fold_binary): Do not associate expressions
16649 with more than one variable for integer types that do not wrap.
16651 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16653 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16654 Delete, and replace with...
16655 (fold_builtin_call_array): This. Update callers to use it.
16656 * fold-const.c (fold_build_call_list): Delete, and replace with...
16657 (fold_build_call_array): This.
16658 (fold_build_call_list_initializer): Delete, and replace with...
16659 (fold_build_call_array_initializer): This.
16660 * tree.h: Update declarations to reflect above changes.
16662 * c-typeck.c (build_function_call): Store converted arguments
16663 in a stack-allocated array instead of building a list.
16664 (convert_arguments): Store arguments in the array passed in as an
16665 argument, and return the actual number of arguments.
16666 * c-format.c: (check_function_format): Pass arguments in an
16667 array instead of a list.
16668 * c-common.c (check_function_nonnull): Likewise.
16669 (check_function_sentinel): Likewise.
16670 (check_function_arguments): Likewise.
16671 * c-common.h: Update declarations to reflect above changes.
16673 2007-02-28 Jan Hubicka <jh@suse.cz>
16675 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16676 PRED_NEGATIVE_RETURN): Update outcomes.
16678 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16680 * calls.c (emit_library_call_value_1): Handle partial registers
16681 correctly when building up CALL_INSN_FUNCTION_USAGE.
16683 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16685 * pa/predicates.md (move_src_operand): Allow zero for mode.
16686 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16689 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16692 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16693 *movv2df_internal): Enable pattern only for valid operand
16695 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16696 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16698 2007-02-27 Mike Stump <mrs@apple.com>
16700 * config/darwin-crt3.c: Avoid compilation when compiling for a
16703 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16705 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16707 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16708 for fixed headers and limits.h.
16709 (install-include-dir, install-headers-tar, install-headers-cpio,
16710 install-headers-cp, real-install-headers-tar,
16711 real-install-headers-cpio, real-install-headers-cp): Handle
16712 include-fixed as well as include.
16713 (install-mkheaders): Don't install files that go only in include
16715 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16716 from GCC_INCLUDE_DIR.
16717 * gcc.c (process_command): Remove special -BstageN/ handling.
16718 (do_spec_1): Add include-fixed directories.
16720 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16722 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16724 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16726 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16729 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16731 * c-common.c (get_priority): Add check for
16732 SUPPORTS_INIT_PRIORITY.
16734 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16736 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16738 * config/bfin/bfin.c: Include "cfglayout.h".
16739 (MAX_LSETUP_DISTANCE): New macro.
16740 (struct loop_info): New members incoming, incoming_src and
16741 incoming_dest. Delete member predecessor.
16742 (length_for_loop): New function.
16743 (bfin_optimize_loop): Handle more different loop structures.
16744 (bfin_discover_loop): Rework detection of predecessor blocks by
16745 examining incoming edges.
16746 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16748 (bfin_reorder_loops): New function.
16749 (bfin_reorg_loops): Use these three new functions.
16751 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16752 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16753 (CONSTRAINT_LEN): Add entry for 'q'.
16754 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16755 Add 'q' constraints.
16756 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16757 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16759 * config/bfin/bfin.md (add_with_carry): New pattern.
16760 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16761 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16762 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16763 support unsigned multiplies too. Removed incorrect commutativity from
16764 operand 1 constraint where appropriate.
16765 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16767 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16768 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16770 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16771 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16772 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16773 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16774 usmulhisi_hh_huh): New patterns.
16776 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16777 lshifthi3): Fix output template to use half reg for operand 2.
16779 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16782 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16784 2007-02-27 Andreas Schwab <schwab@suse.de>
16786 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16788 2007-02-27 Jan Hubicka <jh@suse.cz>
16790 * predict.c (last_basic_block_p): Remove.
16791 (tree_estimate_probability): Update return heuristic for commonized
16794 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16796 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16798 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16800 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16801 * doc/cpp.texi: Standardize title page.
16802 * doc/cppinternals.texi: Likewise.
16803 * doc/gcc.texi: Standardize title page, remove version number
16804 from copyright page.
16805 * doc/gccint.texi: Likewise.
16806 * doc/install.texi: Standardize title page, add table of
16809 2007-02-26 Jan Hubicka <jh@suse.cz>
16811 * predict.def: Set outcomes according to more recent results.
16812 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16813 Remove dead predictors.
16814 * predict.c (return_prediction): Fix pasto.
16816 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16818 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16819 change; avoid a memory leak when returning early.
16821 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16823 * c-decl.c (static_ctors): Move to c-common.c.
16824 (static_dtors): Likewise.
16825 (finish_function): Use c_record_cdtor_fn.
16826 (build_cdtor): Move to c-common.c.
16827 (c_write_global_declarations): Use c_build_cdtor_fns.
16828 * c-common.h (static_ctors): Declare.
16829 (static_dtors): Likewise.
16830 (c_record_cdtor_fn): Likewise.
16831 (c_build_cdtor_fns): Likewise.
16832 * c-common.c (static_ctors): New variable.
16833 (static_dtors): Likewise.
16834 (c_record_cdtor_fn): New function.
16835 (build_cdtor): Move from c-decl.c
16836 (c_build_cdtor_fns): New function.
16838 * output.h (assemble_addr_to_section): Declare.
16839 (get_cdtor_priority_section): Likewise.
16840 * varasm.c (assemble_addr_to_section): New function.
16841 (get_cdtor_priority_section): Likewise.
16842 (default_named_section_asm_out_destructor): Use them.
16843 (destor_dtor_section_asm_out_destructor): Likewise.
16844 (default_named_section_asm_out_constructor): Likewise.
16845 (default_ctor_section_asm_out_constructor): Likewise.
16846 * config.gcc (*-*-vxworks*): Include vxworks.o.
16847 * config/t-vxworks (vxworks.o): New target.
16848 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16849 (TARGET_ASM_CONSTRUCTOR): Define.
16850 (TARGET_ASM_DESTRUCTOR): Likewise.
16851 (vxworks_asm_out_constructor): Declare.
16852 (vxworks_asm_out_destructor): Likewise.
16854 * c-common.c (get_priority): Check that we have not just an
16855 INTEGER_CST, but an integer constant with integeral type.
16857 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16859 PR tree-optimization/30938
16860 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16861 use &dt[nargs-1] instead of &dt[nargs] in the call to
16862 vect_is_simple_use().
16864 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16866 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16867 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16868 Do not attempt to handle MEM inside auto-inc expressions.
16869 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16870 of a register modified by an auto-inc expression. However, do handle
16871 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16872 (elimination_effects): Prohibit elimination of a register modified
16873 by an auto-inc expression. Disable register elimination rules whose
16874 target register is modified by an auto-inc expression with variable
16877 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16879 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16881 (array_at_struct_end_p): New function.
16882 (idx_infer_loop_bounds): Use it.
16883 (estimate_numbers_of_iterations_loop): Export.
16884 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16885 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16886 (tree_estimate_probability): Call record_loop_exits.
16887 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16888 (estimated_loop_iterations, estimated_loop_iterations_int,
16889 estimated_loop_iterations_tree): New functions.
16890 (analyze_siv_subscript_cst_affine,
16891 compute_overlap_steps_for_affine_1_2,
16892 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16893 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16894 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16895 (PRED_LOOP_ITERATIONS_GUESSED): New.
16896 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16897 * cfgloop.h (estimate_numbers_of_iterations_loop,
16898 estimated_loop_iterations_int): Declare.
16900 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16902 * doc/extend.texi: Document optional priority argument to
16903 constructors and destructors.
16904 * tree.c (init_priority_for_decl): Adjust GTY markers.
16905 (init_ttree): Use priority-info hash functions for
16906 init_priority_for_decl.
16907 (tree_map_eq): Rename to ...
16908 (tree_map_base_eq): ... this.
16909 (tree_map_marked_p): Rename to ...
16910 (tree_map_base_marked_p): ... this.
16911 (tree_map_base_hash): New function.
16912 (decl_init_priority_lookup): Rework.
16913 (decl_fini_priority_lookup): New function.
16914 (decl_priority_info): New function.
16915 (decl_init_priority_insert): Use it.
16916 (decl_fini_priority_insert): Likewise.
16917 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16919 (decl_restrict_base_insert): Likewise.
16920 (decl_debug_expr_insert): Likewise.
16921 (decl_value_expr_lookup): Likewise.
16922 (decl_value_expr_insert): Likewise.
16923 * tree.h (priority_type): New type.
16924 (decl_init_priority_lookup): Use priority_type.
16925 (decl_fini_priority_lookup): New function.
16926 (decl_init_priority_insert): Use priority_type.
16927 (decl_fini_priority_insert): New function.
16928 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16929 (DECL_INIT_PRIORITY): Likewise.
16930 (SET_DECL_INIT_PRIORITY): Add comment.
16931 (DECL_FINI_PRIORITY): New macro.
16932 (SET_DECL_FINI_PRIORITY): Likewise.
16933 (DEFAULT_INIT_PRIORITY): Document.
16934 (MAX_INIT_PRIORITY): Likewise.
16935 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16936 (tree_map_base): New type.
16937 (tree_map_base_eq): New function.
16938 (tree_map_base_hash): Likewise.
16939 (tree_map_base_marked_p): Likewise.
16940 (tree_map): Inherit from tree_map_base.
16941 (tree_map_eq): Make it a macro.
16942 (tree_map_marked_p): Likewise.
16943 (tree_int_map): Inherit from tree_map_base.
16944 (tree_int_map_eq): Make it a macro.
16945 (tree_int_map_hash): Likewise.
16946 (tree_int_map_marked_p): Likewise.
16947 (tree_priority_map): New type.
16948 (tree_priority_map_eq): New macro.
16949 (tree_priority_map_hash): Likewise.
16950 (tree_priority_map_marked_p): Likewise.
16951 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16953 (emutls_common_1): Likewise.
16954 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16955 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16956 of tree_map hierarchy.
16957 * tree-cfg.c (move_stmt_r): Likewise.
16958 (new_label_mapper): Likewise.
16959 * c-tree.h (c_expand_body): Move to ...
16960 * c-common.h (c_expand_body): ... here.
16961 * c-decl.c (c_expand_body): Move to ...
16962 * c-common.c (c_expand_body): ... here.
16963 (c_common_attribute_table): Allow 1 argument for the constructor
16964 and destructor attributes.
16965 (get_priority): New function.
16966 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16967 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16969 2007-02-24 Jan Hubicka <jh@suse.cz>
16971 PR middle-end/30509
16972 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16973 copying for inlining.
16975 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16976 Jan Hubicka <jh@suse.cz>
16979 * i386.c (counter_mode): New function.
16980 (expand_set_or_movmem_via_loop): Use it.
16981 (expand_movmem_epilogue): Likewise; fix pasto.
16982 (ix86_expand_movmem): Do emit guard even for constant counts.
16983 (ix86_expand_setmem): Likewise.
16985 2007-02-25 Nick Clifton <nickc@redhat.com>
16987 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16988 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16990 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16993 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
16994 count argument with 0x10, not with 0x16.
16995 (expand_setmem_epilogue): Ditto.
16997 2007-02-24 Mike Stump <mrs@apple.com>
16999 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17002 2007-02-24 Richard Guenther <rguenther@suse.de>
17004 PR middle-end/30951
17005 * fold-const.c (fold_binary): Fold x +- CST op x for
17006 EQ_EXPR and NE_EXPR.
17008 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17010 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17012 2007-02-24 Jan Hubicka <jh@suse.cz>
17014 * cgraphunit.c (decide_is_function_needed): Honor
17015 -fkeep-inline-functions.
17017 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17019 * builtins.c (fold_builtin_modf): New.
17020 (fold_builtin_2): Use it.
17022 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17024 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17025 (determine_max_iter): Take additional LOOP arg; all callers changed.
17026 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17027 one using simplifications.
17028 (simplify_using_initial_values): Return if the expression becomes
17029 invalid due to altered regs.
17031 2007-02-23 DJ Delorie <dj@redhat.com>
17033 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17035 2007-02-23 Mike Stump <mrs@apple.com>
17037 * tlink.c (scan_linker_output): Parse linker messages from
17038 darwin9's linker better.
17040 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17043 * varpool.c (varpool_assemble_pending_decls): Set
17044 varpool_last_needed_node to null.
17046 2007-02-23 DJ Delorie <dj@redhat.com>
17048 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17049 alignment bigger than the object file can handle.
17051 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17054 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17055 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17056 (*movsf_1): Penalize MMX moves.
17058 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17060 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17061 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17063 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17065 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17067 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17068 (fold_builtin_1): Use them.
17069 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17070 BUILT_IN_SIGNIFICAND.
17072 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17074 * config/i386/i386.c (bdesc_1arg): Initialize
17075 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17076 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17077 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17078 and IX86_BUILTIN_MOVSLDUP.
17080 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17082 PR rtl-optimization/30841
17083 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17085 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17087 * builtins.c (fold_builtin_frexp): New.
17088 (fold_builtin_2): Use it.
17090 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17092 * doc/invoke.texi (Spec Files): Document getenv spec function.
17094 * gcc.c (getenv_spec_function): New function.
17095 (static_spec_functions): Add it.
17096 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17097 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17100 2007-02-22 Michael Matz <matz@suse.de
17103 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17104 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17106 2007-02-22 Ian Lance Taylor <iant@google.com>
17109 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17110 (mem_loc_descriptor): Call it.
17112 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17113 Ira Rosen <irar@il.ibm.com>
17115 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17117 2007-02-22 Ira Rosen <irar@il.ibm.com>
17119 PR tree-optimization/30843
17120 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17121 stores only after all the group is vectorized.
17123 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17125 PR tree-optimization/30858
17126 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17127 in the reduction cycle have a single use in the loop.
17128 * tree-vectorizer.h (relevant): Add documentation.
17130 2007-02-20 Mike Stump <mrs@apple.com>
17132 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17133 * configure: Regenerate.
17135 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17137 Change the defaults of some parameters and options.
17138 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17139 * config/spu/spu.c (spu_optimization_options): Add.
17140 (spu_override_options): Change params in spu_optimization_options.
17141 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17143 Register 127 is only 16 byte aligned when used as a frame pointer.
17144 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17145 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17146 HARD_FRAME_POINTER_REGNUM.
17147 (spu_legitimate_address): Use regno_aligned_for_reload.
17148 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17149 aligned when frame_pointer_needed is true.
17150 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17152 * config/spu/spu.h (INIT_EXPANDERS): Define.
17154 Make sure shift and rotate instructions have valid immediate operands.
17155 * config/spu/predicates.md (spu_shift_operand): Remove.
17156 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17157 * config/spu/constraints.md (W, O): Extend range.
17158 * config/spu/spu.md (umask, nmask): Define.
17159 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17160 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17161 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17162 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17163 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17164 (lshr<mode>3_reg): Fix rtl description.
17166 Make sure mulhisi immediate operands are valid.
17167 * config/spu/predicates.md (imm_K_operand): Add.
17168 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17170 Generate constants using fsmbi and andi.
17171 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17172 (print_operand, spu_split_immediate, classify_immediate,
17173 fsmbi_const_p): Handle IC_FSMBI2.
17175 Correctly handle a CONST_VECTOR containing symbols.
17176 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17177 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17178 (immediate_load_p): Allow symbols that use 2 instructions to create.
17179 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17180 with symbols when flag_pic is set.
17181 (const_vector_immediate_p): New.
17182 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17183 accept a CONST_VECTOR with symbols.
17184 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17185 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17187 * config/spu/spu.md (high, low): Delete.
17188 (low_<mode>): Define.
17190 Remove INTRmode and INTR_REGNUM, which didn't work.
17191 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17193 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17194 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17195 peephole2 pattern): Don't use INTR or 131.
17196 (movintrcc): Delete.
17197 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17198 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17199 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17200 (UNSPEC_SET_INTR): Add.
17201 * config/spu/spu-modes.def (INTR): Remove.
17203 More accurate warnings about run-time relocations.
17204 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17206 Correctly warn about immediate arguments to specific intrinsics.
17207 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17208 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17209 the instruction predicate.
17211 Fix tree check errors with latest update.
17212 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17214 (spu_expand_builtin): Use CALL_EXPR_FN.
17216 Add missing specific intrinsics.
17217 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17219 * config/spu/spu_internals.h: Ditto.
17221 Fix incorrect operand modifiers.
17222 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17223 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17225 Optimize one case of zero_extend of a vec_select.
17226 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17228 Accept any immediate for hbr.
17229 * config/spu/spu.md (hbr): Change s constraints to i.
17231 2007-02-21 Paul Brook <paul@codesourcery.com>
17233 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17234 condexec_count when skipping USE and CLOBBER.
17236 2007-02-21 Nick Clifton <nickc@redhat.com>
17238 * common.opt (Warray-bounds): Add Warning attribute.
17239 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17241 (fsized-zeroes): Add Optimization attribute.
17242 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17243 * c.opt (Wc++0x-compat): Add Warning attribute.
17245 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17247 PR middle-end/30761
17248 * reload1.c (eliminate_regs_in_insn): In the single_set special
17249 case, attempt to re-recognize the insn before falling back to
17250 having reload fix it up.
17252 2007-02-20 Eric Christopher <echristo@gmail.com>
17254 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17255 Rewrite accordingly.
17256 (frv_read_iacc_argument): Ditto.
17257 (frv_expand_set_builtin): Take a call instead of arglist, update for
17259 (frv_expand_unop_builtin): Ditto.
17260 (frv_expand_binop_builtin): Ditto.
17261 (frv_expand_cut_builtin): Ditto.
17262 (frv_expand_binopimm_builtin): Ditto.
17263 (frv_expand_voidbinop_builtin): Ditto.
17264 (frv_expand_int_void2arg): Ditto.
17265 (frv_expand_prefetches): Ditto.
17266 (frv_expand_voidtriop_builtin): Ditto.
17267 (frv_expand_voidaccop_builtin): Ditto.
17268 (frv_expand_load_builtin): Ditto.
17269 (frv_expand_store_builtin): Ditto.
17270 (frv_expand_mdpackh_builtin): Ditto.
17271 (frv_expand_mclracc_builtin): Ditto.
17272 (frv_expand_mrdacc_builtin): Ditto.
17273 (frv_expand_mwtacc_builtin): Ditto.
17274 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17277 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17279 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17280 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17282 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17283 point instructions.
17284 * configure: Regenerate.
17285 * config.in: Regenerate.
17286 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17287 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17288 masks to power6 and power6x and to POWERPC_MASKS.
17289 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17291 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17292 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17293 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17294 Access PROTOTYPE as variable, not mask.
17296 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17298 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17299 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17300 * combine.c (adjust_for_new_dest): Use it.
17301 * postreload.c (reload_combine): Likewise.
17303 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17305 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17306 notes on an insn with multiple sets, even if single_set returns
17307 non-NULL for that insn.
17309 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17311 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17312 scalbn and scalbln.
17314 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17316 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17317 if user didn't pass it.
17318 * config/i386/darwin.h (CC1_SPEC): Likewise.
17319 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17320 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17321 -mmacosx-version-min.
17323 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17324 Uros Bizjak <ubizjak@gmail.com>
17326 * optabs.h (enum optab_index): Add new OTI_scalb.
17327 (scalb_optab): Define corresponding macro.
17328 * optabs.c (init_optabs): Initialize scalb_optab.
17329 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17331 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17332 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17333 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17334 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17335 flag_unsafe_math_optimizations is set.
17337 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17338 to implement scalbf, scalb and scalbl built-ins as inline x87
17341 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17342 DJ Delorie <dj@redhat.com>
17345 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17346 (diagnostic_report_diagnostic): ... here, and turn them into real
17347 errors. If warnings are inhibited, no need to do anything.
17349 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17351 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17352 better code generation.
17354 2007-02-20 Ben Elliston <bje@au.ibm.com>
17356 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17358 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17360 * config/alpha/alpha.c, config/alpha/alpha.md,
17361 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17362 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17363 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17364 config/arm/lib1funcs.asm: Follow spelling conventions.
17366 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17367 config/fr30/fr30.md, config/i386/i386.h,
17368 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17369 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17370 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17371 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17372 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17373 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17374 config/sparc/sparc.c, config/sparc/sparc.h,
17375 config/sparc/sparc.md, config/spu/constraints.md,
17376 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17379 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17382 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17385 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17387 * doc/invoke.texi (-ftree-lrs): Remove.
17389 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17391 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17394 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17396 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17397 new CALL_EXPR_FN macro for retrieving the function
17398 declaration of the input expression.
17400 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17402 * c.opt (Waddress): New.
17403 * common.opt (Walways-true): Delete.
17404 (Wstring-literal-comparison): Delete.
17405 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17406 -Wstring-literal-comparison. Add -Waddress.
17408 (Walways-true): Delete.
17409 (Wstring-literal-comparison): Delete.
17410 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17411 consistently instead of -Walways-true in example.
17412 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17413 * c-typeck.c (parser_build_binary_op): Replace
17414 -Wstring-literal-comparison and -Walways-true with -Waddress.
17415 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17418 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17420 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17421 without DECL_STRUCT_FUNCTION initialized.
17423 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17425 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17426 due to calls to functions taking pointers as parameters.
17428 2007-02-19 Richard Henderson <rth@redhat.com>
17431 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17434 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17436 * config/s390/s390.c (s390_call_saved_register_used,
17437 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17438 accessed to the new scheme.
17440 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17442 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17443 (cris_print_index, cris_print_operand, cris_print_operand_address)
17444 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17445 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17446 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17447 GET_CODE () == xxx.
17448 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17449 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17450 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17451 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17452 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17453 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17454 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17455 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17456 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17457 (uminsi3, call, call_value): Ditto.
17458 (define_split: indir_to_reg_split, unnamed): Ditto.
17460 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17462 PR tree-optimization/30975
17463 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17466 2007-02-18 Eric Christopher <echristo@gmail.com>
17468 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17469 Remove use of arglist.
17470 (mips_expand_builtin): Remove use of arglist, pass in expr.
17471 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17472 (mips_expand_builtin_movtf): Ditto.
17473 (mips_expand_builtin_compare): Ditto.
17475 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17477 * tree-sra.c (sra_build_assignment): Replace assertion
17478 checking with a comment explaining why it can't be done.
17480 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17482 PR middle-end/30833
17483 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17484 during CALL_EXPR representation conversion.
17485 * tree-ssa-propagate.c (set_rhs): Likewise.
17487 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17489 * tree-sra.c (sra_build_assignment): Disable assertion checking
17492 2007-02-18 Roger Sayle <roger@eyesopen.com>
17494 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17495 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17496 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17498 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17499 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17500 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17501 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17502 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17503 force_gimple_operand): Likewise.
17504 * ipa-cp.c (constant_val_insert): Likewise.
17505 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17506 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17507 perfect_nestify): Likewise.
17508 * langhooks.c (lhd_omp_assignment): Likewise.
17509 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17510 lower_copyprivate_clauses, lower_send_clauses,
17511 lower_send_shared_vars, expand_parallel_call,
17512 expand_omp_for_generic, expand_omp_for_static_nochunk,
17513 expand_omp_for_static_chunk, expand_omp_sections,
17514 lower_omp_single_copy, lower_omp_for_lastprivate,
17515 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17516 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17517 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17520 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17522 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17523 config/sh/sh.md: Follow spelling conventions.
17525 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17526 config/frv/predicates.md: Follow spelling conventions.
17528 * config/m68k/linux-unwind.h: Fix a comment typo.
17529 * target.h: Follow spelling conventions.
17531 2007-02-18 Roger Sayle <roger@eyesopen.com>
17533 PR rtl-optimization/28173
17534 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17535 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17536 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17537 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17538 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17540 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17542 * builtins.c (fold_builtin_load_exponent): New.
17543 (fold_builtin_2): Use it.
17545 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17547 PR rtl-optimization/30773
17548 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17549 if we fail to attach a REG_EQUIV note.
17551 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17552 Roger Sayle <roger@eyesopen.com>
17554 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17556 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17558 * calls.c (initialize_argument_information): Pass original EXP
17559 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17560 code to split complex arguments here, as part of initializing the
17562 (expand_call): Remove code that builds a list of arguments and
17563 inserts implicit arguments into it. Instead, just count how many
17564 implicit arguments there will be so we can determine the size of
17565 the ARGS array, and let initialize_argument_information do the work.
17566 (split_complex_values): Delete unused function.
17568 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17570 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17572 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17574 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17575 for arg pointer based indexed addressing.
17577 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17579 * config/ia64/ia64.h, config/ia64/ia64.md,
17580 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17581 spelling conventions.
17583 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17585 * config/m68k/m68k.c (split_di): New.
17586 * config/m68k/m68k-protos.h: Declare split_di.
17587 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17588 Improve predicate handling and split constant shifts.
17590 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17592 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17593 parameter for register bitfield operations, general predicates
17596 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17598 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17599 * config/m68k/linux-unwind.h: New file.
17601 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17603 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17604 config/i386/athlon.md, config/ia64/ia64.md,
17605 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17606 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17607 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17608 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17609 tree-vect-transform.c: Fix comment typos.
17611 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17613 * sched-deps.c (find_insn_list): Remove.
17614 * sched-int.h: Remove the prototype for find_insn_list.
17616 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17618 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17620 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17621 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17622 darwin_rs6000_override_options.
17623 (C_COMMON_OVERRIDE_OPTIONS): Expect
17624 darwin_macosx_version_min to be non-NULL always.
17625 (TARGET_C99_FUNCTIONS): Likewise.
17626 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17627 (DARWIN_MINVERSION_SPEC): New.
17628 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17629 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17631 (DARWIN_MINVERSION_SPEC): New.
17632 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17634 * config/darwin-c.c (darwin_cpp_builtins): Expect
17635 darwin_macosx_version_min to be non-NULL always.
17637 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17639 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17641 * config/i386/i386.h (x86_use_xchgb): New.
17642 (TARGET_USE_XCHGB): New macro.
17643 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17644 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17645 Split after reload into bswaphi for shifts of 8.
17646 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17647 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17648 or when optimizing for size.
17650 2007-02-16 Richard Guenther <rguenther@suse.de>
17651 Christian Bruel <christian.bruel@st.com>
17653 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17654 DECLs but prefer SSA_NAMEs over DECLs.
17656 2007-02-16 Richard Guenther <rguenther@suse.de>
17658 * tree-flow-inline.h (single_imm_use_p): Remove.
17659 (zero_imm_uses_p): Likewise.
17660 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17661 instead of single_imm_use_p.
17662 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17665 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17668 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17669 nested double- and backquotes.
17671 2007-02-15 Roger Sayle <roger@eyesopen.com>
17673 PR middle-end/30391
17674 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17675 should be unreachable.
17676 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17677 For the time being redirect GIMPLE_MODIFY_STMT to the new
17678 (renamed) build_gimple_modify_stmt_stat.
17679 (build2_gimple_stat): Rename to...
17680 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17681 Always build a GIMPLE_MODIFY_STMT node.
17682 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17683 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17686 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17687 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17688 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17689 expand_complex_div_wide): Likewise.
17690 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17691 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17692 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17693 * tree-ssa-loop-manip.c (create_iv): Likewise.
17694 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17695 abs_replacement): Likewise.
17696 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17697 realify_fake_stores): Likewise.
17699 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17700 node rather than a GIMPLE_MODIFY_STMT node.
17701 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17702 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17704 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17705 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17706 GIMPLE_MODIFY_STMT.
17708 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17710 PR middle-end/30433
17711 * fold-const.c (fold_comparison): Add back the
17712 folding of constant complex comparisions.
17714 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17716 PR middle-end/30729
17717 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17718 effects unknown to this function, return early.
17720 2007-02-15 Ian Lance Taylor <iant@google.com>
17722 * lower-subreg.c (move_eh_region_note): New static function.
17723 (resolve_simple_move): Call it.
17724 (decompose_multiword_subregs): Track blocks for which we resolve a
17725 simple move which is also a control flow insn. Pass them to
17726 find_many_sub_basic_blocks.
17727 (pass_lower_subreg): Add TODO_verify_flow.
17728 (pass_lower_subreg2): Likewise.
17730 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17731 Brooks Moses <brooks.moses@codesourcery.com>
17732 Lee Millward <lee.millward@codesourcery.com>
17734 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17735 (VL_EXP_CLASS_P): New.
17736 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17738 (TREE_OPERAND_CHECK_CODE): Likewise.
17739 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17740 (TREE_RTL_OPERAND_CHECK): Likewise.
17741 (tree_operand_check_failed): Make second parameter the whole tree
17742 instead of its code. Fixed callers.
17743 (VL_EXP_CHECK): New.
17744 (TREE_OPERAND_LENGTH): New.
17745 (VL_EXP_OPERAND_LENGTH): New.
17746 (CALL_EXPR_FN): New.
17747 (CALL_EXPR_STATIC_CHAIN): New.
17748 (CALL_EXPR_ARGS): New.
17749 (CALL_EXPR_ARG): New.
17750 (call_expr_nargs): New.
17751 (CALL_EXPR_ARGP): New.
17752 (build_nt_call_list): Declare.
17753 (build_vl_exp_stat): Declare.
17754 (build_vl_exp): New.
17755 (build_call_list): Declare.
17756 (build_call_nary): Declare.
17757 (build_call_valist): Declare.
17758 (build_call_array): Declare.
17759 (call_expr_arg): Declare.
17760 (call_expr_argp): Declare.
17761 (call_expr_arglist): Declare.
17762 (fold_build_call_list): Declare.
17763 (fold_build_call_list_initializer): Declare.
17764 (fold_call_expr): Declare to replace fold_builtin.
17765 (fold_builtin_fputs): Update to agree with modified definition.
17766 (fold_builtin_strcpy): Likewise.
17767 (fold_builtin_strncpy): Likewise.
17768 (fold_builtin_memory_chk): Likewise.
17769 (fold_builtin_stxcpy_chk): Likewise.
17770 (fold_builtin_strncpy_chk): Likewise.
17771 (fold_builtin_next_arg): Likewise.
17772 (fold_build_call_expr): Declare.
17773 (fold_builtin_call_list): Declare.
17774 (fold_builtin_call_valist): Declare.
17775 (build_call_expr): Declare.
17776 (validate_arglist): Update to agree with modified definition.
17777 (tree_operand_length): New.
17778 (call_expr_arg_iterator): New.
17779 (init_call_expr_arg_iterator): New.
17780 (next_call_expr_arg): New.
17781 (first_call_expr_arg): New.
17782 (more_call_expr_args_p): New.
17783 (FOR_EACH_CALL_EXPR_ARG): New.
17785 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17786 and tcc_gimple_stmt.
17787 (tree_code_size): Update documentation. Use sizeof (tree) rather
17788 than sizeof (char *).
17789 (tree_size): Likewise. Add case for tcc_vl_exp.
17790 (tree_node_structure): Add case for tcc_vl_exp.
17791 (contains_placeholder_p): Likewise.
17792 (substitute_in_expr): Likewise.
17793 (substitute_placeholder_in_expr): Likewise.
17794 (stabilize_reference_1): Likewise.
17795 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17796 to diagnose breakage of this interface for constructing CALL_EXPRs.
17797 (build_nt): Add similar assertion here.
17798 (build_nt_call_list): New.
17799 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17800 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17802 (get_callee_fndecl): Use new CALL_EXPR accessors.
17803 (tree_operand_check_failed): Change parameters to pass entire node
17804 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17805 (process_call_operands): New.
17806 (build_vl_exp_stat): New.
17807 (build_call_list): New.
17808 (build_call_nary): New.
17809 (build_call_valist): New.
17810 (build_call_array): New.
17811 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17812 (call_expr_arglist): New.
17814 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17815 tcc_vl_exp instead of a fixed-size tcc_expression.
17817 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17818 accessors for CALL_EXPRs.
17819 (AGGR_INIT_EXPR): Likewise.
17821 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17822 Brooks Moses <brooks.moses@codesourcery.com>
17823 Lee Millward <lee.millward@codesourcery.com>
17825 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17826 (expand_builtin_nonlocal_goto): Change parameter to be entire
17827 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17828 (expand_builtin_prefetch): Likewise.
17829 (expand_builtin_classify_type): Likewise.
17830 (mathfn_built_in): Return NULL_TREE instead of 0.
17831 (expand_errno_check): Use new CALL_EXPR accessors.
17832 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17833 Return NULL_RTX instead of 0.
17834 (expand_builtin_mathfn_2): Likewise.
17835 (expand_builtin_mathfn_3): Likewise.
17836 (expand_builtin_interclass_mathfn): Likewise.
17837 (expand_builtin_sincos): Likewise.
17838 (expand_builtin_cexpi): Likewise.
17839 (expand_builtin_int_roundingfn): Likewise.
17840 (expand_builtin_int_roundingfn_2): Likewise.
17841 (expand_builtin_pow): Likewise.
17842 (expand_builtin_powi): Likewise.
17843 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17844 of arglist, fixing callers appropriately. Use new CALL_EXPR
17845 accessors and constructors. Return NULL_RTX instead of 0.
17846 (expand_builtin_strstr): Likewise.
17847 (expand_builtin_strchr): Likewise.
17848 (expand_builtin_strrchr): Likewise.
17849 (expand_builtin_strpbrk): Likewise.
17850 (expand_builtin_memcpy): Likewise.
17851 (expand_builtin_mempcpy): Likewise.
17852 (expand_builtin_mempcpy_args): New.
17853 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17854 (expand_builtin_memmove_args): New.
17855 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17856 (expand_movstr): Likewise.
17857 (expand_builtin_strcpy): Likewise.
17858 (expand_builtin_strcpy_args): New.
17859 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17860 (expand_builtin_strncpy): Likewise.
17861 (expand_builtin_memset): Likewise.
17862 (expand_builtin_memset_args): New.
17863 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17864 (expand_builtin_memcmp): Likewise.
17865 (expand_builtin_strcmp): Likewise.
17866 (expand_builtin_strncmp): Likewise.
17867 (expand_builtin_strcat): Likewise.
17868 (expand_builtin_strncat): Likewise.
17869 (expand_builtin_strspn): Likewise.
17870 (expand_builtin_strcspn): Likewise.
17871 (expand_builtin_args_info): Likewise.
17872 (expand_builtin_va_start): Likewise.
17873 (gimplify_va_arg_expr): Likewise.
17874 (expand_builtin_va_end): Likewise.
17875 (expand_builtin_va_copy): Likewise.
17876 (expand_builtin_frame_address): Likewise.
17877 (expand_builtin_alloca): Likewise.
17878 (expand_builtin_bswap): Likewise.
17879 (expand_builtin_unop): Likewise.
17880 (expand_builtin_fputs): Likewise.
17881 (expand_builtin_expect): Likewise.
17882 (expand_builtin_fabs): Likewise.
17883 (expand_builtin_copysign): Likewise.
17884 (expand_builtin_printf): Likewise.
17885 (expand_builtin_fprintf): Likewise.
17886 (expand_builtin_sprintf): Likewise.
17887 (expand_builtin_init_trampoline): Likewise.
17888 (expand_builtin_signbit): Likewise.
17889 (expand_builtin_fork_or_exec): Likewise.
17890 (expand_builtin_sync_operation): Likewise.
17891 (expand_builtin_compare_and_swap): Likewise.
17892 (expand_builtin_lock_test_and_set): Likewise.
17893 (expand_builtin_lock_release): Likewise.
17894 (expand_builtin): Likewise.
17895 (builtin_mathfn_code): Likewise.
17897 (fold_builtin_constant_p): Pass call arguments individually instead
17898 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17899 accessors and constructors. Return NULL_TREE instead of 0.
17900 (fold_builtin_expect): Likewise.
17901 (fold_builtin_classify_type): Likewise.
17902 (fold_builtin_strlen): Likewise.
17903 (fold_builtin_nan): Likewise.
17904 (integer_valued_real_p): Likewise.
17905 (fold_trunc_transparent_mathfn): Likewise.
17906 (fold_fixed_mathfn): Likewise.
17907 (fold_builtin_cabs): Likewise.
17908 (fold_builtin_sqrt): Likewise.
17909 (fold_builtin_cbrt): Likewise.
17910 (fold_builtin_cos): Likewise.
17911 (fold_builtin_cosh): Likewise.
17912 (fold_builtin_tan): Likewise.
17913 (fold_builtin_sincos): Likewise.
17914 (fold_builtin_cexp): Likewise.
17915 (fold_builtin_trunc): Likewise.
17916 (fold_builtin_floor): Likewise.
17917 (fold_builtin_ceil): Likewise.
17918 (fold_builtin_round): Likewise.
17919 (fold_builtin_int_roundingfn): Likewise.
17920 (fold_builtin_bitop): Likewise.
17921 (fold_builtin_bswap): Likewise.
17922 (fold_builtin_logarithm): Likewise.
17923 (fold_builtin_hypot): Likewise.
17924 (fold_builtin_pow): Likewise.
17925 (fold_builtin_powi): Likewise.
17926 (fold_builtin_exponent): Likewise.
17927 (fold_builtin_memset): Likewise.
17928 (fold_builtin_bzero): Likewise.
17929 (fold_builtin_memory_op): Likewise.
17930 (fold_builtin_bcopy): Deleted; call site changed to invoke
17931 fold_builtin_memory_op directly.
17932 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17933 (fold_builtin_strncpy): Likewise.
17934 (fold_builtin_memcmp): Likewise.
17935 (fold_builtin_strcmp): Likewise.
17936 (fold_builtin_strncmp): Likewise.
17937 (fold_builtin_signbit): Likewise.
17938 (fold_builtin_copysign): Likewise.
17939 (fold_builtin_isascii): Likewise.
17940 (fold_builtin_toascii): Likewise.
17941 (fold_builtin_isdigit): Likewise.
17942 (fold_builtin_fabs): Likewise.
17943 (fold_builtin_abs): Likewise.
17944 (fold_builtin_fmin_fmax): Likewise.
17945 (fold_builtin_carg): Likewise.
17946 (fold_builtin_classify): Likewise.
17947 (fold_builtin_unordered_cmp): Likewise.
17949 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17950 New functions split out from fold_builtin_1.
17951 (fold_builtin_n): New.
17952 (fold_builtin_varargs): New.
17953 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17955 (fold_call_expr): New.
17956 (build_function_call_expr): Rewrite to use new helper function.
17957 (fold_builtin_call_list): New.
17958 (build_call_expr): New.
17959 (fold_builtin_call_valist): New.
17960 (rewrite_call_expr): New.
17961 (validate_arg): New.
17962 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17963 of an arglist. Change return type to bool. Use new CALL_EXPR
17966 (fold_builtin_strstr): Pass call arguments individually instead
17967 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17968 accessors and constructors. Return NULL_TREE instead of 0.
17969 (fold_builtin_strchr): Likewise.
17970 (fold_builtin_strrchr): Likewise.
17971 (fold_builtin_strpbrk): Likewise.
17972 (fold_builtin_strcat): Likewise.
17973 (fold_builtin_strncat): Likewise.
17974 (fold_builtin_strspn): Likewise.
17975 (fold_builtin_strcspn): Likewise.
17976 (fold_builtin_fputs): Likewise.
17977 (fold_builtin_next_arg): Likewise.
17978 (fold_builtin_sprintf): Likewise.
17980 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17981 NULL_RTX instead of 0.
17982 (expand_builtin_memory_chk): Likewise.
17983 (maybe_emit_chk_warning): Likewise.
17984 (maybe_emit_sprintf_chk_warning): Likewise.
17986 (fold_builtin_object_size): Pass call arguments individually instead
17987 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17988 accessors and constructors. Return NULL_TREE instead of 0.
17989 (fold_builtin_memory_chk): Likewise.
17990 (fold_builtin_stxcpy_chk): Likewise.
17991 (fold_builtin_strncpy_chk): Likewise.
17992 (fold_builtin_strcat_chk): Likewise.
17993 (fold_builtin_strcat_chk): Likewise.
17994 (fold_builtin_strncat_chk): Likewise.
17995 (fold_builtin_sprintf_chk): Likewise.
17996 (fold_builtin_snprintf_chk): Likewise.
17997 (fold_builtin_printf): Likewise.
17998 (fold_builtin_vprintf): Likewise.
18000 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18002 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18003 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18004 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18005 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18006 (fold_unary): Likewise.
18007 (fold_binary): Likewise.
18008 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18009 ternary expressions.
18010 (fold): Add logic for tcc_vl_exp.
18011 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18012 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18013 (fold_build3_stat): Add assertion to flag broken interface for
18014 constructing CALL_EXPRs.
18015 (fold_build_call_list): New.
18016 (fold_build_call_list_initializer): New.
18017 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18019 (fold_strip_sign_ops): Likewise.
18021 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18022 Brooks Moses <brooks.moses@codesourcery.com>
18023 Lee Millward <lee.millward@codesourcery.com>
18025 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18026 accessors and dump arguments explicitly.
18028 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18030 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18032 (print_call_name): Use new CALL_EXPR accessors.
18034 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18035 CALL_EXPR arguments explicitly instead of as a list. Use
18036 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18038 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18039 (vrp_visit_stmt): Likewise.
18041 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18042 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18044 (force_move_till_expr): Likewise.
18046 * targhooks.c (default_external_stack_protect_fail): Use
18047 build_call_expr instead of build_function_call_expr.
18048 (default_hidden_stack_protect_fail): Likewise.
18050 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18053 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18054 and walk arguments explicitly.
18056 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18057 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18058 (expand_simple_operations): Likewise.
18059 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18061 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18062 of TREE_CODE_LENGTH.
18063 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18065 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18066 instead of TREE_CODE_LENGTH.
18068 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18069 (tree_ic_transform): Likewise.
18070 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18071 parameter instead of arglist. Fix callers.
18072 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18073 (tree_stringops_transform): Likewise.
18074 (tree_indirect_call_to_profile): Likewise.
18075 (tree_stringops_values_to_profile): Likewise.
18077 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18078 (eliminate_tail_call): Likewise.
18080 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18082 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18083 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18085 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18087 * omp-low.c (build_omp_barrier): Use build_call_expr.
18088 (lower_rec_input_clauses): Likewise.
18089 (lower_reduction_clauses): Likewise.
18090 (expand_parallel_call): Likewise.
18091 (maybe_catch_exception): Likewise.
18092 (expand_omp_for_generic): Likewise.
18093 (expand_omp_for_static_nochunk): Likewise.
18094 (expand_omp_sections): Likewise.
18095 (lower_omp_single_simple): Likewise.
18096 (lower_omp_single_copy): Likewise.
18097 (lower_omp_master): Likewise.
18098 (lower_omp_ordered): Likewise.
18099 (lower_omp_critical): Likewise.
18101 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18102 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18104 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18105 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18106 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18108 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18109 and generalize to handle any number of operands.
18110 (chrec_contains_undetermined): Likewise.
18111 (tree_contains_chrecs): Likewise.
18112 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18114 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18116 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18117 fold_call_expr instead of fold_builtin.
18118 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18119 match declarations there.
18120 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18123 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18124 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18126 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18127 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18129 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18132 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18133 (execute_cse_sincos): Use new CALL_EXPR accessors.
18135 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18137 * gimple-low.c (lower_function_body): Use build_call_expr.
18138 (lower_builtin_setjmp): Likewise.
18140 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18141 (set_storage_via_libcall): Likewise.
18142 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18143 instead of TREE_CODE_LENGTH.
18144 (expand_expr_real_1): Use new CALL_EXPR accessors.
18146 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18147 generalize to handle any number of operands.
18148 (TB_parent_eq): Likewise.
18150 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18151 (strip_builtin_expect): Likewise.
18153 * function.c (gimplify_parameters): Use build_call_expr.
18155 * tree-vectorizer.c (vect_is_simple_reduction): Use
18156 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18158 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18159 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18161 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18164 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18165 (gimplify_decl_expr): Likewise.
18166 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18167 Use new CALL_EXPR iterators.
18168 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18169 (gimplify_modify_expr_to_memset): Likewise.
18170 (gimplify_variable_sized_compare): Likewise.
18171 (gimplify_omp_atomic_fetch_op): Likewise.
18172 (gimplify_omp_atomic_pipeline): Likewise.
18173 (gimplify_omp_atomic_mutex): Likewise.
18174 (gimplify_function_tree): Likewise.
18176 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18177 (call_expr_flags): Likewise.
18178 (expand_call): Likewise.
18180 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18181 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18184 * coverage.c (create_coverage): Use build_call_expr.
18186 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18187 (temp_call_expr_obstack): New.
18188 (pool_copy_list): Delete.
18189 (temp_copy_call_expr): New.
18190 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18191 CALL_EXPR accessors. Get rid of special goo for copying argument
18192 lists and use temp_copy_call_expr instead.
18193 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18194 CALL_EXPR accessors.
18195 (create_expression_by_pieces): Likewise. Use build_call_array
18196 to construct the result instead of fold_build3.
18197 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18198 dealing with argument lists.
18199 (init_pre): Remove references to expression_node_pool and
18200 list_node_pool. Init temp_call_expr_obstack instead.
18201 (fini_pre): Remove references to expression_node_pool and
18204 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18205 and walk arguments explicitly instead of as a list.
18207 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18208 (mx_register_decls): Likewise.
18209 (mudflap_register_call): Likewise.
18210 (mudflap_finish_file): Likewise.
18212 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18213 (ipa_callsite_compute_param): Likewise.
18215 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18216 accessors and constructor.
18218 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18219 accessors and constructor.
18220 (convert_tramp_reference): Likewise.
18221 (convert_call_expr): Likewise.
18222 (finalize_nesting_tree_1): Likewise.
18224 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18227 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18229 * tree-inline.c (initialize_inlined_parameters): Pass entire
18230 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18232 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18233 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18235 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18236 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18237 (vectorizable_reduction): Likewise.
18238 (vectorizable_call): Use new CALL_EXPR iterators.
18239 (vectorizable_conversion): Use build_call_expr.
18240 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18241 (vect_gen_widened_results_half): Use build_call_expr.
18242 (vect_setup_realignment): Likewise.
18243 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18245 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18246 (pass_through_call): Likewise.
18247 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18250 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18251 (tree_gen_pow2_profiler): Likewise.
18252 (tree_gen_one_value_profiler): Likewise.
18253 (tree_gen_ic_func_profiler): Likewise.
18254 (tree_gen_average_profiler): Likewise.
18255 (tree_gen_ior_profiler): Likewise.
18257 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18258 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18259 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18261 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18262 of TREE_CODE_LENGTH.
18264 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18265 of TREE_CODE_LENGTH.
18267 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18269 (convert_to_integer): Likewise.
18271 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18274 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18275 Brooks Moses <brooks.moses@codesourcery.com>
18276 Lee Millward <lee.millward@codesourcery.com>
18278 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18280 * config/frv/frv.c (frv_expand_builtin): Likewise.
18281 * config/s390/s390.c (s390_expand_builtin): Likewise.
18283 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18284 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18286 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18287 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18288 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18289 (ix86_expand_store_builtin): Likewise.
18290 (ix86_expand_unop_builtin): Likewise.
18291 (ix86_expand_unop1_builtin): Likewise.
18292 (ix86_expand_sse_compare): Likewise.
18293 (ix86_expand_sse_comi): Likewise.
18294 (ix86_expand_vec_init_builtin): Likewise.
18295 (ix86_expand_vec_ext_builtin): Likewise.
18296 (ix86_expand_vec_set_builtin): Likewise.
18297 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18299 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18300 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18302 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18303 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18304 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18306 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18308 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18309 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18310 arglist. Use new CALL_EXPR accessors. Fix callers.
18311 (altivec_expand_abs_builtin): Likewise.
18312 (rs6000_expand_binop_builtin): Likewise.
18313 (altivec_expand_predicate_builtin): Likewise.
18314 (altivec_expand_lv_builtin): Likewise.
18315 (spe_expand_stv_builtin): Likewise.
18316 (altivec_expand_stv_builtin): Likewise.
18317 (rs6000_expand_ternop_builtin): Likewise.
18318 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18319 (altivec_expand_st_builtin): Likewise.
18320 (altivec_expand_dst_builtin): Likewise.
18321 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18322 arglist. Use new CALL_EXPR accessors. Fix callers.
18323 (altivec_expand_vec_set_builtin): Likewise.
18324 (altivec_expand_vec_ext_builtin): Likewise.
18325 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18326 (spe_expand_builtin): Likewise.
18327 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18328 arglist. Use new CALL_EXPR accessors. Fix callers.
18329 (spe_expand_evsel_builtin): Likewise.
18330 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18331 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18333 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18334 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18335 (arm_expand_unop_builtin): Likewise.
18336 (arm_expand_builtin): Use new CALL_EXPR accessors.
18338 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18341 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18342 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18344 (bfin_expand_unop_builtin): Likewise.
18345 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18347 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18348 Brooks Moses <brooks.moses@codesourcery.com>
18349 Lee Millward <lee.millward@codesourcery.com>
18351 * c-semantics.c (build_stmt): Add internal diagnostic check.
18353 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18354 accessors. Print arguments explicitly instead of as a list.
18356 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18358 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18359 (c_finish_omp_flish): Likewise.
18361 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18362 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18363 instead of TREE_CODE_LENGTH.
18364 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18365 (c_warn_unused_result): Likewise.
18367 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18370 * doc/invoke.texi (Warning Options): Remove
18371 -Werror-implicit-function-declaration.
18372 (Wimplicit-function-declaration): Update description.
18373 * opts.c (common_handle_option): Move handling of -Werror=* to...
18374 (enable_warning_as_error): ...here.
18375 * opts.h (enable_warning_as_error): Declare.
18376 * c-decl.c (implicit_decl_warning): Unless
18377 -Wno-implicit-function-declaration is given, emit a pedwarn if
18378 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18379 * c.opt (Wimplicit-function-declaration): Replace
18380 mesg_implicit_function_declaration with
18381 warn_implicit_function_declaration.
18382 * c-opts.c (c_common_handle_option):
18383 -Werror-implicit-function-declaration is exactly equal as
18384 -Werror=implicit-function-declaration.
18385 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18386 warn_implicit_function_declaration.
18387 (c_common_post_options): -Wimplict-function-declaration is enabled
18388 by default by -std=c99, otherwise is disabled by default.
18389 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18391 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18393 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18394 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18395 former is ignored but not the latter.
18397 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18399 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18400 is made and the reference doesn't use the alias set of its type,
18401 do not create the temporary using that type.
18403 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18405 * jump.c: Remove prototypes for delete_computation and
18406 delete_prior_computation.
18408 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18410 * jump.c (get_label_after): Delete.
18411 (get_label_before, delete_computation, delete_jump,
18412 delete_prior_computation, follow_jumps): Move...
18413 * reorg.c (delete_computation, delete_prior_computation): ... here...
18414 (get_label_before, delete_jump): ... making these static ...
18415 (follow_jumps): ... and simplifying this since it only runs after
18417 * rtl.h (get_label_after, get_label_before, delete_jump,
18418 follow_jumps): Delete prototypes.
18420 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18422 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18424 2007-02-15 Nick Clifton <nickc@redhat.com>
18426 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18427 order to prevent it from being munged by the target.
18429 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18431 * config/i386/i386.md: Remove misleading comment.
18433 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18435 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18436 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18439 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18441 * tree-sra.c (instantiate_missing_elements): Canonicalize
18443 (sra_build_assignment): New.
18444 (generate_copy_inout, generate_element_copy,
18445 generate_element_zero, generate_one_element_init): Use it.
18447 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18449 * tree-sra.c (instantiate_missing_elements): Canonicalize
18451 (sra_build_assignment): New.
18452 (generate_copy_inout, generate_element_copy,
18453 generate_element_zero, generate_one_element_init): Use it.
18455 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18457 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18460 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18462 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18463 types as aggregates not scalars.
18464 * function.c (assign_stack_temp_for_type): Likewise.
18466 2007-02-14 Roger Sayle <roger@eyesopen.com>
18467 Zdenek Dvorak <dvorakz@suse.cz>
18469 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18472 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18474 * passes.c (next_pass_1): Clear the next field of the copied
18477 2007-02-14 Richard Henderson <rth@redhat.com>
18479 * tree-sra.c (early_sra): New.
18480 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18481 (tree_sra_early, pass_sra_early): New.
18482 * tree-pass.h (pass_sra_early): Declare.
18483 * passes.c (init_optimization_passes): Use it.
18485 2007-02-14 Richard Guenther <rguenther@suse.de>
18487 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18489 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18491 PR tree-optimization/30771
18492 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18494 (vect_analyze_operations): Induction phis can now be marked as
18496 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18497 Update documentation accordingly.
18499 2007-02-14 Nick Clifton <nickc@redhat.com>
18501 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18502 most 3 arguments are supported.
18503 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18505 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18507 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18508 Ensure dst->current is valid.
18510 2007-02-13 Paul Brook <paul@codesourcery.com>
18512 * config.gcc: Add arm*-*-uclinux-*eabi.
18513 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18514 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18515 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18516 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18517 (LINK_SPEC): Define.
18518 (LIB_SPEC): Define.
18519 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18521 * config/arm/uclinux-eabi.h: New file.
18522 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18523 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18526 2007-02-13 Ian Lance Taylor <iant@google.com>
18528 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18529 * flags.h (warn_strict_overflow): Declare.
18530 (enum warn_strict_overflow_code): Define.
18531 (issue_strict_overflow_warning): New static inline function.
18532 * opts.c (warn_strict_overflow): New variable.
18533 (common_handle_option): Handle OPT_Wstrict_overflow and
18534 OPT_Wstrict_overflow_.
18535 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18537 * fold-const.c: Include intl.h.
18538 (fold_deferring_overflow_warnings): New static variable.
18539 (fold_deferred_overflow_warning): New static variable.
18540 (fold_deferred_overflow_code): New static variable.
18541 (fold_defer_overflow_warnings): New function.
18542 (fold_undefer_overflow_warnings): New function.
18543 (fold_undefer_and_ignore_overflow_warnings): New function.
18544 (fold_deferring_overflow_warnings_p): New function.
18545 (fold_overflow_warning): New static function.
18546 (make_range): Add strict_overflow_p parameter. Change all
18548 (extract_muldiv, extract_muldiv_1): Likewise.
18549 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18550 tree_expr_nonnegative_p.
18551 (fold_negate_expr): Call fold_overflow_warning.
18552 (fold_range_test): Likewise.
18553 (fold_comparison): Likewise.
18554 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18555 instead of tree_expr_nonnegative_p.
18556 (tree_expr_nonnegative_warnv_p): Rename from
18557 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18558 (tree_expr_nonnegative_p): New function.
18559 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18560 strict_overflow_p parameter.
18561 (tree_expr_nonzero_p): New function.
18562 * passes.c (verify_interpass_invariants): New static function.
18563 (execute_one_pass): Call it.
18564 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18566 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18567 (estimate_numbers_of_iterations): Likewise.
18568 (scev_probably_wraps_p): Likewise.
18569 * tree-ssa-ccp.c: Include "toplev.h".
18570 (evaluate_stmt): Defer fold overflow warnings until we know we are
18572 (struct fold_stmt_r_data): Add stmt field.
18573 (fold_stmt_r): Defer fold overflow warnings until we know we
18575 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18576 (fold_stmt_inplace): Likewise.
18577 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18578 (cleanup_control_expr_graph): Defer fold overflow warnings until
18579 we know we are going to optimize.
18580 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18581 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18583 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18584 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18585 * tree-ssa-loop-manip.c (create_iv): Likewise.
18586 * c-typeck.c (build_conditional_expr): Likewise.
18587 (build_binary_op): Likewise.
18588 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18589 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18590 (extract_range_from_unary_expr): Likewise.
18591 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18592 assuming that signed overflow does not occur.
18593 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18594 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18595 (fold_defer_overflow_warnings): Declare.
18596 (fold_undefer_overflow_warnings): Declare.
18597 (fold_undefer_and_ignore_overflow_warnings): Declare.
18598 (fold_deferring_overflow_warnings_p): Declare.
18599 (tree_expr_nonzero_warnv_p): Declare.
18600 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18601 of warning options.
18602 (Warning Options): Document -Wstrict-overflow.
18603 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18604 (tree-ssa-ccp.o): Likewise.
18605 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18606 (fold-const.o): Depend on intl.h.
18608 2007-02-13 Ian Lance Taylor <iant@google.com>
18610 PR middle-end/30751
18611 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18614 2007-02-13 Stuart Hastings <stuart@apple.com>
18616 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18618 2007-02-13 Richard Henderson <rth@redhat.com>
18620 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18621 handled_component_p before looking for the indirect_ref.
18623 2007-02-13 Richard Henderson <rth@redhat.com>
18625 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18626 remove flags clobber.
18627 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18628 (bswaphi_lowpart): New.
18629 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18630 remove TARGET_BSWAP test. Delete expander of the same name.
18632 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18633 (expand_unop): Use them.
18635 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18637 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18638 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18639 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18640 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18641 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18642 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18643 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18644 assembler dialect choice from asm templates.
18646 2007-02-12 Richard Henderson <rth@redhat.com>
18648 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18649 (fixuns_trunc<SSEMODEF>si2): Use it.
18650 * config/i386/sse.md (vec_setv4sf_0): Export.
18651 * config/i386/i386.c (ix86_build_const_vector): Export.
18652 (ix86_split_convert_uns_si_sse): Rename from
18653 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18654 * config/i386/i386-protos.h: Update.
18656 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18659 * c-typeck.c (c_finish_return): Improve warning message.
18661 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18663 * alias.c (find_symbolic_term): Delete unused function.
18665 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18667 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18668 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18669 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18671 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18673 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18674 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18675 the function, temporarily point the debug interface to the null one.
18677 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18679 * dwarf2out.c (round_up_to_align): New static function.
18680 (field_byte_offset): Use it to round the offset.
18682 2007-02-12 Richard Henderson <rth@redhat.com>
18684 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18685 (inswl_const): Export.
18687 2007-02-12 Richard Henderson <rth@redhat.com>
18689 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18690 result mode of the libcall, convert back to outmode.
18692 2007-02-12 Roger Sayle <roger@eyesopen.com>
18694 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18695 (bswapdi2): New define_expand to implement 32-bit implementation.
18697 2007-02-12 Nick Clifton <nickc@redhat.com>
18699 * doc/invoke.texi (Overall Options): Document --help=.
18700 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18701 (cc1_options): Pass --help= on to cc1.
18702 (display_help): Add description of --help=.
18703 (process_command): Add code to handle --help=. Allow translated
18704 --help and --target-help switches to be passed on to compiler
18706 (main): Remove unused if statement.
18707 * opts.c (columns): Remove.
18708 (LEFT_COLUMN): Define.
18709 (wrap_help): Add columns argument.
18710 (print_filtered_help): Change parameters to be an include bitmask,
18711 an exclude bitmask, an any bitmask and the column width. Move the
18712 code to display the params list here. Add code to display the
18713 status of options rather than their descriptions if the quiet flag
18715 (print_specific_help): Change parameters to be an include bitmask,
18716 an exclude bitmask and an any bitmask. Move code to look up the
18717 column width here. Decide upon the title for an options listing.
18718 (common_handle_options): Add code to handle --help=. Adapt code
18719 for --help and --target-help to use the revised form of the
18720 print_specific_help function.
18721 (print_help): Delete.
18722 (print_param_help): Delete.
18723 (print_switch): Delete.
18724 * opts.h (cl_lang_count): Add prototype.
18725 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18726 CL_MAX_OPTION_CLASS): New defines.
18727 * optc-gen.awk: Add construction of cl_lang_count.
18728 * c.opt: Add Warning attribute to warning options and Optimization
18729 attribute to optimization options.
18730 * common.opt: Likewise.
18732 Add -fhelp and -ftarget-help as aliases for the transformed --help
18733 and --target-help options.
18734 * opt-functions.awk: Add code to handle Warning and Optimization
18737 2007-02-12 Richard Henderson <rth@redhat.com>
18739 * config/alpha/constraints.md: New file.
18740 * config/alpha/alpha.c: Include tm-constrs.h.
18741 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18742 alpha_extra_constraint): Remove.
18743 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18744 * config/alpha/alpha-protos.h: Update.
18745 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18746 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18747 (EXTRA_CONSTRAINT): Remove.
18748 * config/alpha/alpha.md: Include constraints.md.
18749 (adddi splitter): Use satisfies_constraint_*.
18750 * config/alpha/predicates.md (add_operand): Likewise.
18751 (sext_add_operand, addition_operation): Likewise.
18753 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18755 PR tree-optimization/29145
18756 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18757 in our handling of restrict qualified pointers.
18759 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18762 * doc/invoke.texi (Wunused-value): Update description.
18763 (Wextra): Delete item.
18764 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18765 value of Wunused-value.
18766 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18767 (c_finish_stmt_expr): Don't check extra_warnings.
18768 (emit_side_effect_warnings): The caller is responsible to check
18771 2007-02-11 Roger Sayle <roger@eyesopen.com>
18772 Matt Thomas <matt@3am-software.com>
18774 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18776 2007-02-11 Roger Sayle <roger@eyesopen.com>
18778 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18779 comparisons of POPCOUNT against zero.
18780 (simplify_const_relational_operation): Likewise.
18782 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18784 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18786 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18788 * dwarf2out.c (root_type): Delete unused function.
18790 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18792 * genattrtab.c (contained_in_p): Delete unused function.
18793 (write_expr_attr_cache): Likewise.
18795 2007-02-11 Jan Hubicka <jh@suse.cz>
18797 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18800 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18802 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18803 to add the REG_EQ* note.
18804 * see.c (see_merge_one_use_extension): Likewise.
18805 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18806 turn REG_EQUAL notes into REG_EQUIV notes if the target
18807 register may have more than one set.
18808 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18809 * gcse.c (try_replace_reg): Likewise.
18810 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18811 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18812 more than one REG_EQUIV note.
18813 * reload1.c (gen_reload): Use set_unique_reg_note.
18815 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18817 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18818 (ix86_builtin_conversion): New function.
18820 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18823 * tree.h (DECL_REPLACEABLE_P): New macro.
18824 * except.c (set_nothrow_function_flags): Likewise.
18826 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18827 Ira Rosen <irar@il.ibm.com>
18828 Dorit Nuzman <dorit@il.ibm.com>
18830 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18831 * targhooks.c (default_builtin_vectorized_conversion): New.
18832 * targhooks.h (default_builtin_vectorized_function): New declaration.
18833 * target.h (struct vectorize): Add builtin_conversion field.
18834 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18835 stmt_vec_info_type value.
18836 (vectorizable_conversion): New declaration.
18837 * tree-vect-analyze.c (vect_analyze_operations): Add
18838 vectorizable_conversion call.
18839 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18840 * tree-vect-transform.c (vectorizable_conversion): New function.
18841 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18842 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18844 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18845 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18846 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18847 or ALTIVEC_BUILTIN_VCFSX.
18849 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18852 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18853 CONST_DOUBLE and operand 0 is a hard register.
18854 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18855 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18856 is a hard floating-point register.
18858 2007-02-10 Richard Henderson <rth@redhat.com>
18859 Jakub Jelinek <jakub@redhat.com>
18860 Alexandre Oliva <aoliva@redhat.com>
18862 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18863 * builtin-types.def (BT_WORD): Make unsigned.
18864 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18865 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18866 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18867 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18868 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18869 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18871 * expr.c (emutls_var_address): New.
18872 (expand_expr_real_1): Expand emulated tls.
18873 (expand_expr_addr_expr_1): Likewise.
18874 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18875 * output.h (emutls_finish): Declare.
18876 * toplev.c (compile_file): Call it.
18877 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18878 address before wrapping in CONST.
18879 * varasm.c (emutls_htab, emutls_object_type): New.
18880 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18881 (get_emutls_object_name, get_emutls_object_type): New.
18882 (get_emutls_init_templ_addr, emutls_decl): New.
18883 (emutls_common_1, emutls_finish): New.
18884 (assemble_variable): When emulating tls, swap decls; generate
18885 constructor for the emutls objects.
18886 (do_assemble_alias): When emulating tls, swap decl and target name.
18887 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18889 * varpool.c (decide_is_variable_needed): Look at force_output.
18890 Recurse for emulated tls.
18891 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18892 with decide_is_variable_needed.
18893 * emutls.c: New file.
18894 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18895 tls_object for real tls.
18897 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18899 PR rtl-optimization/29599
18900 * reload1.c (eliminate_regs_in_insn): Take the destination
18901 mode into account when computing the offset.
18903 2007-02-09 Stuart Hastings <stuart@apple.com>
18904 Richard Henderson <rth@redhat.com>
18906 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18907 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18908 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18909 fixuns_truncdfhi2): New.
18910 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18911 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18912 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18913 (floatunssidf2): Allow nonimmediate source.
18914 * config/i386/sse.md (movdi_to_sse): New.
18915 (vec_concatv2di): Drop '*'.
18916 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18917 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18918 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18920 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18921 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18922 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18923 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18924 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18925 ix86_build_const_vector.
18926 (x86_emit_floatuns): Rewrite.
18928 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18930 * genautomata.c (longest_path_length): Delete unused function.
18931 (struct state): Delete unused longest_path_length.
18932 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18933 (get_free_state): Delete unused.
18935 2007-02-09 Jan Hubicka <jh@suse.cz>
18937 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18938 * doc/invoke.texi (inline-unit-growth): Update default value.
18940 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18941 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18942 (rebuild_cgraph_edges): Likewise.
18943 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18944 (dump_cgraph_node): Dump frequencies.
18945 (cgraph_clone_edge): Add frequency scales.
18946 (cgraph_clone_node): Add freuqnecy.
18947 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18948 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18949 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18950 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18951 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18952 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18953 (save_inline_function_body): Likewise.
18954 * ipa-inline.c: inluce rtl.h
18955 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18956 (cgraph_edge_badness): Use frequencies.
18957 (cgraph_decide_recursive_inlining): Update clonning.
18958 (cgraph_decide_inlining_of_small_function): Dump frequency.
18959 * predict.c (estimate_bb_frequencies): Export.
18960 * predict.h (estimate_bb_frequencies): Declare.
18961 * tree-inline.c (copy_bb): Watch overflows.
18962 (expand_call_inline): Update call of cgraph_create_edge.
18963 (optimize_inline_calls): Use TODO flags to update frequnecies.
18964 * passes.h: Include predict.h
18965 (init_optimization_passes): Move profile ahead.
18966 (execute_function_todo): Handle TODO_rebuild_frequencies.
18968 2007-02-09 Roger Sayle <roger@eyesopen.com>
18970 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18971 the insbl or inswl pattern into a register.
18973 2007-02-09 Roger Sayle <roger@eyesopen.com>
18975 * config/ia64/ia64.md (bswapdi2): New define_insn.
18977 2007-02-09 Richard Henderson <rth@redhat.com>
18979 * config/i386/constraints.md (Ym): New constraint.
18980 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18981 (movdi_1_rex64): Split sse and xmm general register moves from
18982 memory move alternatives. Use conditional register constraints.
18983 (movsf_1, movdf_integer): Likewise.
18984 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18985 (movdf_integer_rex64): New.
18986 (pushsf_rex64): Fix output constraints.
18987 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18988 (sse2_stored): Likewise.
18989 (sse2_storeq_rex64): New.
18990 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18991 amd and not generic.
18992 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
18993 for optimize_size. Remove SF/DFmode hack.
18995 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18997 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19000 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19001 Richard Sandiford <richard@codesourcery.com>
19003 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19004 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19005 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19006 m68k/t-mlib to tmake_file.
19007 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19008 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19009 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19010 Allow it to be cf or m68k. Set m68k_arch_family. If that
19011 variable is not empty, add t-$m68k_arch_family to tmake_file.
19012 Add t-mlibs to tmake_file.
19013 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19014 * config/m68k/t-cf: New file.
19015 * config/m68k/t-m68k: Likewise.
19016 * config/m68k/t-mlibs: Likewise.
19017 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19018 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19019 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19020 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19021 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19023 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19024 (INSTALL_LIBGCC): Delete.
19025 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19026 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19027 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19028 (M68K_MLIB_CPU): Define.
19029 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19030 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19031 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19033 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19034 Richard Guenther <rguenther@suse.de>
19036 PR middle-end/23361
19037 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19038 against INT_MIN/INT_MAX.
19039 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19040 file if a loop is removed.
19042 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19044 * calls.c (store_one_arg): Pass correct alignment to
19045 emit_push_insn for non-BLKmode values.
19046 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19047 unaligned stack slot via a suitably aligned slot.
19049 2007-02-08 DJ Delorie <dj@redhat.com>
19051 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19053 (legal_subregs): Use unsigned char, make const.
19054 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19056 2007-02-08 Paul Brook <paul@codesourcery.com>
19058 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19059 special interworking needed.
19061 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19063 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19064 conditional to __SSE2__.
19065 (Entries below should have been added to first ChangeLog
19066 entry for amdfam10 dated 2007-02-05)
19067 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19069 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19071 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19074 2007-02-08 DJ Delorie <dj@redhat.com>
19076 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19077 * config/m32c/m32c.c (legal_subregs): New.
19078 (m32c_illegal_subreg_p): New.
19079 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19080 unsupported subregs of hard regs.
19082 2007-02-08 Jan Hubicka <jh@suse.cz>
19084 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19085 the same one; always update histograms.
19087 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19089 * passes.c (init_optimization_passes): Tidy comment.
19091 2007-02-08 Roger Sayle <roger@eyesopen.com>
19093 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19094 strip zero_extend, bswap and rotates from POCOUNT's argument.
19095 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19096 zero_extend and rotates from PARITY's argument.
19097 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19098 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19099 of an integer constant at compile-time.
19101 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19104 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19106 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19109 * tree-ssa-live.c (remove_unused_locals): Do not remove
19110 TREE_ADDRESSABLE variables.
19111 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19112 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19113 FOR_CLOBBER. Update all users.
19114 If VAR has an associated alias set, add a virtual operand for
19115 it if no alias is found to conflict with the memory reference.
19117 2007-02-07 Jan Hubicka <jh@suse.cz>
19118 Robert Kidd <rkidd@crhc.uiuc.edu>
19120 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19122 2007-02-07 Ian Lance Taylor <iant@google.com>
19124 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19126 2007-02-07 Roger Sayle <roger@eyesopen.com>
19128 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19129 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19130 tablejumpdi, movsi_to_cr_one): Remove constraints from
19131 define_expand's match_operands.
19133 2007-02-07 Roger Sayle <roger@eyesopen.com>
19135 * global.c (compute_regsets): Move declatation of "i" inside of
19136 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19138 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19141 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19142 of INDIRECT_REF <RESULT_DECL>.
19144 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19146 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19147 Kaz Kojima <kkojima@gcc.gnu.org>
19150 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19152 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19154 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19156 * doc/loop.texi: Document possibility not to perform disambiguation
19157 of loops with multiple latches.
19158 * cfgloopmanip.c (alp_enum_p): Removed.
19159 (add_loop): Handle subloops. Use get_loop_body_with_size.
19160 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19161 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19162 the new forwarder block.
19163 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19164 Handle the case latch is NULL.
19165 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19166 modifications when marking loop exits.
19167 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19169 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19170 disambiguate_loops_with_multiple_latches.
19171 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19172 before fix_loop_structure.
19173 * cfgloop.c: Include pointer-set.h and output.h.
19174 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19175 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19176 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19177 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19178 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19179 disambiguate_multiple_latches, get_loop_body_with_size,
19180 disambiguate_loops_with_multiple_latches): New functions.
19181 (flow_loop_dump): Dump multiple latch edges.
19182 (flow_loop_nodes_find): Handle loops with multiple latches.
19183 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19184 (glb_enum_p): Modified.
19185 (get_loop_body): Use get_loop_body_with_size.
19186 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19187 (AVOID_CFG_MODIFICATIONS): New constant.
19188 (disambiguate_loops_with_multiple_latches, add_loop,
19189 get_loop_body_with_size): Declare.
19190 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19192 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19194 PR inline-asm/28686
19195 * global.c (compute_regsets): New function.
19196 (global_alloc): Refactored ELIMINABLE_REGSET
19197 and NO_GLOBAL_ALLOC_REGS computation out.
19198 (rest_of_handle_global_alloc): Call compute_regsets()
19199 for non-optimizing case.
19201 2007-02-06 Richard Henderson <rth@redhat.com>
19203 * config/i386/constraints.md (Y2): Rename from Y.
19204 (Yi): New constraint.
19205 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19206 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19207 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19208 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19209 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19210 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19211 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19212 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19213 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19214 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19215 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19216 vec_extractv2si_1): Change Y constraints to Y2.
19217 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19218 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19219 Change Y constraints to Y2.
19220 (sse2_loadld): Change Y constraints to x.
19222 2007-02-06 Roger Sayle <roger@eyesopen.com>
19224 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19225 (parity<mode>2): New define_expand using rs6000_emit_parity.
19226 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19227 rs6000_emit_parity): New functions.
19228 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19229 rs6000_emit_parity): Prototype here.
19231 2007-02-06 Ian Lance Taylor <iant@google.com>
19233 * lower-subreg.c (simple_move_operand): Reject CONST.
19234 (resolve_clobber): Call validate_change rather than directly
19235 assigning to XEXP (pat, 0).
19237 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19239 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19240 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19241 (tree-cfg.o): Remove hashtab.h dependency.
19243 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19244 (struct ivopts_data): Change niters to pointer_map_t.
19245 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19246 (niter_for_exit): Create pointer_map on demand. Change for
19248 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19249 (free_loop_data): Destroy data->niters if created and reset field.
19250 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19251 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19253 * tree-ssa-reassoc.c: Include pointer-set.h.
19254 (bb_rank): Change to long *.
19255 (operand_rank): Change to pointer_map_t.
19256 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19257 (insert_operand_rank): Accept long.
19258 (operand_entry_hash, operand_entry_eq): Remove.
19259 (get_rank): Return long. Adjust for changes above.
19260 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19262 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19264 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19265 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19266 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19268 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19269 directly since it cannot be NULL.
19270 (get_vi_for_tree): Rewrite for pointer_map API.
19271 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19272 (init_alias_vars): Create vi_for_tree as pointer_map.
19273 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19275 * tree-cfg.c: Don't include hashtab.h.
19276 (edge_to_cases): Declare as pointer_map.
19277 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19279 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19280 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19281 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19283 (record_switch_edge): Delete.
19284 (get_cases_for_edge): Adjust for pointer_map API, inline
19285 record_switch_edge (rewritten for new API), remove goto.
19287 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19289 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19290 * tree-nested.c: Include pointer-set.h.
19291 (var_map_elt, var_map_eq, var_map_hash): Delete.
19292 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19293 to pointer_map_t's.
19294 (nesting_info_bitmap_obstack): New.
19295 (lookup_field_for_decl): Adjust for pointer_map API.
19296 (lookup_tramp_for_decl): Adjust for pointer_map API.
19297 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19298 (get_local_debug_decl): Adjust for pointer_map API.
19299 (convert_nl_goto_reference): Adjust for pointer_map API.
19300 (convert_nl_goto_receiver): Adjust for pointer_map API.
19301 (create_nesting_tree): Create outside GGC space. Create bitmap on
19302 the new obstack. Create field_map and var_map as pointer_maps.
19303 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19305 (lower_nested_functions): Move root here, no need to NULL it.
19306 Initialize and release the obstack.
19308 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19310 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19311 Remove prototypes and make them non-static.
19312 (struct tree_int_map): Remove.
19313 * tree.h (struct tree_int_map): Move here, turning TO into an
19315 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19317 * tree.h (TREE_COMPLEXITY): Remove.
19318 (struct tree_exp): Remove complexity field.
19319 * tree.c (build1_stat): Don't set it.
19321 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19322 Victor Kaplansky <victork@il.ibm.com>
19324 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19325 (vect_is_simple_reduction): Support reduction with induction as
19326 one of the operands.
19327 (vect_is_simple_iv_evolution): Fix formatting.
19328 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19329 formatting. Don't mark induction phis for vectorization.
19330 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19331 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19332 (vect_get_vec_def_for_operand): Support induction.
19333 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19335 (vectorizable_reduction): Support reduction with induction as one of
19337 (vectorizable_type_demotion): Use def-type of stmt argument rather
19338 than dummy def-type.
19340 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19341 flag_tree_scev_cprop.
19342 * common.opt (tree-scev-cprop): New flag.
19344 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19345 call to vect_get_new_vect_var.
19347 2007-02-06 Ira Rosen <irar@il.ibm.com>
19349 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19350 vectype is not NULL.
19351 (vect_pattern_recog_1): Likewise.
19353 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19355 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19356 (fold_negate_expr): Likewise.
19358 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19361 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19362 even if cv-qualification is the same.
19364 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19366 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19367 __enable_execute_stack on completion.
19369 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19371 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19372 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19373 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19374 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19375 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19376 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19377 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19378 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19380 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19382 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19383 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19384 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19385 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19386 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19387 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19388 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19389 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19390 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19391 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19392 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19393 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19394 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19395 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19396 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19397 sqrtextenddfxf2_i387): Added amdfam10_decode.
19399 * config/i386/athlon.md (athlon_idirect_amdfam10,
19400 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19401 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19402 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19403 athlon_ivector_store_amdfam10): New define_insn_reservation.
19404 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19407 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19409 * config/i386/athlon.md (athlon_call_amdfam10,
19410 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19411 define_insn_reservation.
19412 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19413 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19414 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19418 * config/i386/athlon.md (athlon_sseld_amdfam10,
19419 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19420 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19422 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19424 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19425 define_insn_reservation.
19426 * config/i386/i386.md (sseins): Added sseins to define_attr type
19427 and define_attr unit.
19428 * config/i386/sse.md: Set type attribute to sseins for insertq
19431 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19433 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19434 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19435 ssecomi_load_amdfam10, ssecomi_amdfam10,
19436 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19437 define_insn_reservation.
19438 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19440 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19442 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19443 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19444 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19445 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19446 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19447 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19448 define_insn_reservation.
19450 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19451 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19452 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19453 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19454 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19456 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19458 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19459 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19460 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19461 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19462 athlon_ssemul_load_k8): Added amdfam10.
19464 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19466 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19467 (x86_sse_unaligned_move_optimal): New variable.
19469 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19471 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19472 for unaligned vector SSE double/single precision loads for AMDFAM10.
19474 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19476 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19477 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19478 Define TARGET_CPU_DEFAULT_amdfam10.
19479 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19480 (processor_type): Add PROCESSOR_AMDFAM10.
19482 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19483 processor_type in config/i386/i386.h.
19484 Enable imul peepholes for TARGET_AMDFAM10.
19486 * config.gcc: Add support for --with-cpu option for amdfam10.
19488 * config/i386/i386.c (amdfam10_cost): New variable.
19489 (m_AMDFAM10): New macro.
19490 (m_ATHLON_K8_AMDFAM10): New macro.
19491 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19492 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19493 x86_promote_QImode, x86_integer_DFmode_moves,
19494 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19495 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19496 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19497 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19498 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19499 Enable/disable for amdfam10.
19500 (override_options): Add amdfam10_cost to processor_target_table.
19501 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19502 processor_alias_table.
19503 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19504 (ix86_adjust_cost): Add code for amdfam10.
19506 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19508 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19509 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19510 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19511 * config/i386/i386.h: Add builtin definition for SSE4A.
19512 * config/i386/i386.md: Add support for ABM instructions
19513 (popcnt and lzcnt).
19514 * config/i386/sse.md: Add support for SSE4A instructions
19515 (movntss, movntsd, extrq, insertq).
19516 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19517 Add -march=amdfam10 flag.
19518 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19519 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19521 * doc/extend.texi: Add documentation for SSE4A builtins.
19523 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19525 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19527 2007-02-05 Richard Guenther <rguenther@suse.de>
19529 * tree-vectorizer.h (vectorizable_function): Add argument type
19530 argument, change return type.
19531 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19532 * tree-vect-transform.c (vectorizable_function): Handle extra
19533 argument, return vectorized function decl.
19534 (build_vectorized_function_call): Remove.
19535 (vectorizable_call): Handle calls with result and argument types
19536 differing. Handle loop vectorization factor correctly.
19537 * targhooks.c (default_builtin_vectorized_function): Adjust for
19539 * targhooks.h (default_builtin_vectorized_function): Likewise.
19540 * target.h (builtin_vectorized_function): Add argument type
19542 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19543 extra argument, allow vectorizing of lrintf.
19544 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19545 documentation of target hook.
19547 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19550 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19551 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19552 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19554 2007-02-05 Roger Sayle <roger@eyesopen.com>
19556 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19557 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19558 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19559 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19560 before canonicalizing sincos to cexpi.
19561 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19563 2007-02-05 Roger Sayle <roger@eyesopen.com>
19565 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19566 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19567 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19569 2007-02-05 Roger Sayle <roger@eyesopen.com>
19571 * mips-tfile.c (initialize_init_file): Correct endianness test.
19573 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19575 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19576 the 'y' constraint.
19578 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19580 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19581 saves in a PARALLEL before the register assignments.
19583 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19585 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19586 DWARF_FRAME_RETURN_COLUMN to be a general register.
19587 * dwarf2out.c (init_return_column_size): New function, split from...
19588 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19589 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19590 to be nongeneral registers.
19591 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19593 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19594 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19596 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19598 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19600 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19602 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19603 (remove_path): Use can_remove_branch_p and remove_branch instead
19604 of loop_delete_branch_edge.
19605 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19606 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19607 Update profile using scale_dominated_blocks_in_loop.
19608 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19609 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19610 (can_remove_branch_p, remove_branch): Declare.
19611 * tree-cfg.c (tree_can_remove_branch_p): New function.
19612 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19613 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19614 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19616 2007-02-05 Jan Hubicka <jh@suse.cz>
19618 PR middle-end/30696
19619 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19620 nodes in cgraph, don't remove offline copy of the function.
19622 2007-02-04 Jan Hubicka <jh@suse.cz>
19624 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19625 vectors might cause maybe_lookup_element_for_expr to be called
19626 on non-sra-candidate.
19628 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19630 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19631 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19632 spelling conventions.
19634 2007-02-04 Richard Guenther <rguenther@suse.de>
19636 PR middle-end/30636
19637 * fold-const.c (try_move_mult_to_index): Make sure to not
19638 overflow one dimension of a multi-dimensional array access.
19640 2007-02-04 Jan Hubicka <jh@suse.cz>
19642 * passes.c (init_optimization_passes): Reindent.
19644 2007-02-04 Jan Hubicka <jh@suse.cz>
19645 Eric Botcazou <ebotcazou@adacore.com>
19647 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19648 (execute_fixup_cfg): Break out the abnormal goto code.
19649 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19650 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19651 (optimize_inline_calls): Call make_nonlocal_label_edges.
19653 2007-02-04 Jan Hubicka <jh@suse.cz>
19655 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19656 true when something was changed.
19657 (rename_ssa_copies): When something was changed, do
19658 TODO_remove_unused_locals.
19659 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19660 add TODO_remove_unused_locals when instruction was removed.
19662 2007-02-04 Jan Hubicka <jh@suse.cz>
19664 * ipa-inline.c (try_inline): Improve debug output; work on already
19666 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19667 call try_inline for already inlined edges too when flattening;
19668 inline also functions that make callee growth but overall unit size
19671 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19673 * config/m32c/bitops.md, config/m32c/jump.md,
19674 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19675 config/m32r/m32r.h, config/m32r/m32r.md,
19676 config/m32r/predicates.md, config/m68hc11/larith.asm,
19677 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19678 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19679 config/mips/mips-protos.h, config/mips/mips.c,
19680 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19681 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19682 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19683 spelling conventions.
19685 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19686 Follow spelling conventions.
19688 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19690 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19691 warn about C++0x compatibility.
19693 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19695 * config/h8300/h8300.c, config/h8300/h8300.h,
19696 config/h8300/h8300.md: Follow spelling conventions.
19698 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19700 PR middle-end/30667
19701 * combine.c (try_combine): Do not substitute source operand
19702 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19704 2007-02-03 Jan Hubicka <jh@suse.cz>
19706 PR gcov-profile/30650
19707 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19708 do not divide by zero for never executed counters.
19709 (tree_find_values_to_profile): Fix counters.
19710 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19712 2007-02-03 Ian Lance Taylor <iant@google.com>
19714 * lower-subreg.c (simple_move_operand): New static function,
19715 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19717 (simple_move): Call simple_move_operand.
19718 (find_decomposable_subregs): Add special handling of MEMs.
19719 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19720 meaning of return value. If we see a hard register, test whether
19721 it can store a word_mode value. Change all callers.
19723 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19725 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19726 ftrapv insns and expanders.
19727 (subdi3): Change define_expand operand 1 to arith11_operand, and
19728 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19729 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19730 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19733 PR middle-end/30174
19734 * varasm.c (notice_global_symbol): Treat global objects as weak when
19735 flag_shlib is true.
19737 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19739 * emit-rtl.c (dconstpi): Delete.
19740 (dconstsqrt2): New.
19741 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19742 * real.h (dconstpi): Delete.
19743 (dconstsqrt2): New.
19744 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19745 (fold_builtin_hypot): Likewise.
19747 2007-02-03 Tom Tromey <tromey@redhat.com>
19750 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19751 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19753 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19755 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19756 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19757 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19758 config/rs6000/cell.md, config/rs6000/darwin.h,
19759 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19760 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19761 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19762 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19763 typos. Follow spelling conventions.
19764 * doc/invoke.texi: Follow spelling conventions.
19766 2007-02-03 Roger Sayle <roger@eyesopen.com>
19768 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19769 canonicalization transformations that attempt to simplify integer
19770 constant comparisons to become comparisons against zero.
19772 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19774 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19776 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19777 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19779 2007-02-02 Mike Stump <mrs@apple.com>
19781 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19782 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19783 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19784 generate a branch island.
19786 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19788 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19789 (xtensa_legitimate_address_p): New.
19790 (xtensa_legitimize_address): New.
19791 (xtensa_output_addr_const_extra): New.
19792 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19794 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19795 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19796 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19797 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19798 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19799 (xtensa_legitimize_address): New.
19800 (xtensa_output_addr_const_extra): New.
19802 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19804 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19806 2007-02-02 Ian Lance Taylor <iant@google.com>
19808 * expmed.c (expand_divmod): Add comment.
19810 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19812 * emit-rtl.c (renumber_insns): Remove.
19813 * flags.h: Remove the extern for flag_renumber_insns.
19814 * rtl.h: Remove the prototype for renumber_insns.
19815 * toplev.c (flag_renumber_insns): Remove.
19817 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19819 Revert for x86 darwin:
19820 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19822 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19823 code before the following patch under TARGET_MACHO.
19824 (ix86_function_value_regno_p): Likewise.
19826 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19828 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19831 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19834 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19835 loads to general or fp registers. Add comments.
19836 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19838 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19840 * pointer-set.c (insert_aux): Only return insertion slot.
19841 (pointer_set_insert): Adjust.
19842 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19843 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19844 pointer_map_traverse): New.
19845 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19846 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19847 pointer_map_contains, pointer_map_traverse): Declare.
19849 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19851 PR middle-end/30473
19852 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19853 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19855 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19857 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19859 (struct _dep): New type.
19860 (dep_t): New typedef.
19861 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19862 (DEP_STATUS): New access macro. The macro with the same name was
19863 renamed to DEP_LINK_STATUS.
19864 (dep_init): Declare function
19866 (struct _dep_link): New type.
19867 (dep_link_t): New typedef.
19868 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19869 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19870 (DEP_LINK_STATUS): New macro.
19871 (debug_dep_links): New debug function.
19873 (struct _deps_list): New type.
19874 (deps_list_t): New typedef.
19875 (DEPS_LIST_FIRST): New access macro.
19876 (FOR_EACH_DEP_LINK): New cycle macro.
19877 (create_deps_list, free_deps_list, delete_deps_list): Declare
19879 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19880 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19881 (copy_deps_list_change_con): Ditto.
19883 (move_dep_link): Declare function.
19885 (struct _dep_node): New type.
19886 (dep_node_t): New typedef.
19887 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19889 (struct haifa_insn_data.back_deps): New field to hold backward
19890 dependencies of the insn.
19891 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19893 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19894 Change its type to deps_list_t.
19895 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19896 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19897 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19899 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19901 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19903 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19905 (dep_cost): Declare.
19907 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19908 (ds_to_dk, dk_to_ds): New functions.
19910 (init_dep_1): New static function.
19911 (init_dep): New function.
19912 (copy_dep): New static function.
19914 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19916 (detach_dep_link): New static function.
19917 (move_dep_link): New function.
19919 (dep_links_consistent_p, dump_dep_links): New static functions.
19920 (debug_dep_links): New debugging function.
19922 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19924 (alloc_deps_list, init_deps_list): New static functions.
19925 (create_deps_list): New function.
19926 (clear_deps_list): New static function.
19927 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19928 (deps_list_consistent_p, dump_deps_list): New static functions.
19929 (debug_deps_list): New function.
19930 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19932 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19934 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19935 use new scheduler dependencies lists.
19936 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19937 (sched_analyze): Ditto. Initialize dependencies lists.
19938 (add_forw_dep, compute_forward_dependences): Update to use new
19939 scheduler dependencies lists.
19941 (init_dependency_caches): Init deps_obstack.
19942 (free_dependency_caches): Free deps_obstack.
19944 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19945 new scheduler dependencies lists.
19946 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19947 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19949 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19950 Update to use new scheduler dependencies lists.
19951 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19952 (debug_dependencies): Ditto.
19953 (schedule_region): Update comments.
19955 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19956 scheduler dependencies lists.
19957 (schedule_ebb): Update comments.
19959 * rtl.def (DEPS_LIST): Remove.
19961 * lists.c (unused_deps_list): Remove.
19962 (free_list): Update assertions.
19964 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19965 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19967 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19968 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19970 * haifa-sched.c (comments): Update.
19971 (insn_cost1): Remove. Inline the code into insn_cost ().
19972 (insn_cost): Update to use new scheduler dependencies lists. Move
19973 processing of the dependency cost to dep_cost ().
19974 (dep_cost): New function. Use it instead of insn_cost () when
19975 evaluating cost of the dependency. Use compatible interface to
19976 interact with the target.
19977 (priority): Update to use new scheduler dependencies lists.
19978 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19979 with greater number of insns that depend on the insn.
19980 (schedule_insn): Update to use new scheduler dependencies lists. Add
19981 code to free backward dependencies lists. Inline and optimize code
19982 from resolve_dep () - see PR28071.
19983 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19984 lists. Update call to targetm.sched.is_costly_dependence hook.
19986 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19987 scheduler dependencies lists.
19989 (resolve_dep): Remove. Move the logic to schedule_insn ().
19990 (init_h_i_d): Initialize dependencies lists.
19992 (process_insn_depend_be_in_spec): Rename to
19993 process_insn_forw_deps_be_in_spec. Update to use new scheduler
19994 dependencies lists.
19995 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
19996 Update to use new scheduler dependencies lists.
19997 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
19999 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20000 new scheduler dependencies lists.
20001 (build_intra_loop_deps): Ditto.
20003 * target.h (struct _dep): Declare to use in
20004 gcc_target.sched.is_costly_dependence.
20005 (struct gcc_target.sched.adjust_cost): Fix typo.
20006 (struct gcc_target.sched.is_costly_dependence): Change signature to
20007 use single dep_t parameter instead of an equivalent triad.
20008 (struct gcc_target.sched.adjust_cost_2): Remove.
20010 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20012 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20014 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20016 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20018 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20019 (REG_DEP_TRUE): Document.
20021 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20022 Change signature to correspond to the targetm.sched.adjust_cost hook.
20023 Update use in TARGET_SCHED_ADJUST_COST_2.
20024 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20025 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20026 new scheduler dependencies lists.
20027 (ia64_gen_check): Ditto.
20029 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20030 scheduler dependencies lists.
20032 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20033 signature to correspond to the targetm.sched.is_costly_dependence hook.
20034 (is_costly_group): Update to use new scheduler dependencies lists.
20036 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20037 instead of INSN_COST () macro.
20039 2007-02-01 Ian Lance Taylor <iant@google.com>
20041 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20043 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20045 * pa.md (tp_load): Correct mfctl instruction syntax.
20047 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20049 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20050 altivec_padding_size calculation on AIX. Improve comment, add
20051 assert to verify that it's right.
20053 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20056 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20058 PR inline-asm/28686
20059 * global.c (global_alloc): Add mising initialization of
20062 2007-02-01 Roger Sayle <roger@eyesopen.com>
20064 * alias.c (init_alias_analysis): Correct whitespace.
20065 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20066 partition_hot_cold_basic_blocks): Likewise.
20067 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20068 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20069 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20070 fold_builtin_snprintf_chk, fold_builtin_printf,
20071 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20072 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20073 * cfgcleanup.c (cleanup_cfg): Likewise.
20074 * cfgexpand.c (tree_expand_cfg): Likewise.
20075 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20076 * function.c (get_next_funcdef_no): Likewise.
20077 * gengtype.c (main): Likewise.
20078 * genmodes.c (main): Likewise.
20079 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20080 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20081 * ifcvt.c (noce_emit_move_insn): Likewise.
20082 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20084 * stor-layout.c (get_best_mode): Likewise.
20085 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20086 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20087 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20088 perform_var_substitution, solve_graph): Likewise.
20089 * tree-vrp.c (vrp_finalize): Likewise.
20091 2007-02-01 Ian Lance Taylor <iant@google.com>
20093 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20094 high part of a paradoxical subreg, return a constant zero.
20096 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20098 * toplev.c (lang_dependent_init): Call init_set_costs.
20099 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20101 2007-02-01 Richard Guenther <rguenther@suse.de>
20103 PR middle-end/30656
20104 * fold-const.c (fold_negate_expr): Allow negating a
20105 constant if overflow does not change.
20107 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20109 * doc/c-tree.texi (Expression trees): Improve markup.
20110 * doc/tm.texi (Register Classes, Addressing Modes)
20111 (Floating Point): Fix spacing after abbreviations. Fix some
20114 2007-02-01 Ben Elliston <bje@au.ibm.com>
20116 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20117 * doc/contrib.texi: Likewise.
20118 * doc/install.texi: Likewise.
20120 2007-01-31 Richard Henderson <rth@redhat.com>
20121 Ian Lance Taylor <iant@google.com>
20123 * lower-subreg.c: New file.
20124 * rtl.def (CONCATN): Define.
20125 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20126 pass_lower_subreg2.
20127 * emit-rtl.c (update_reg_offset): New static function, broken out
20128 of gen_rtx_REG_offset.
20129 (gen_rtx_REG_offset): Call update_reg_offset.
20130 (gen_reg_rtx_offset): New function.
20131 * regclass.c: Revert patch of 2006-03-05, restoring
20133 (clear_reg_info_regno): New function.
20134 * dwarf2out.c (concatn_loc_descriptor): New static function.
20135 (loc_descriptor): Handle CONCATN.
20136 * common.opt (fsplit_wide_types): New option.
20137 * opts.c (decode_options): Set flag_split_wide_types when
20139 * timevar.def (TV_LOWER_SUBREG): Define.
20140 * rtl.h (gen_reg_rtx_offset): Declare.
20141 (reg_scan_update): Declare.
20142 * regs.h (clear_reg_info_regno): Declare.
20143 * tree-pass.h (pass_lower_subreg): Declare.
20144 (pass_lower_subreg2): Declare.
20145 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20146 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20147 -fsplit-wide-types.
20148 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20149 * Makefile.in (OBJS-common): Add lower-subreg.o.
20150 (lower-subreg.o): New target.
20152 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20154 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20156 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20159 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20161 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20163 PR middle-end/29335
20164 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20166 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20168 * cfgloop.h: Include vec-prim.h.
20169 (enum li_flags): Remove LI_ONLY_OLD.
20170 (loop_iterator): Changed.
20171 (fel_next, fel_init): Iterate over loop tree.
20172 (FOR_EACH_LOOP_BREAK): New macro.
20173 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20175 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20176 * modulo-sched.c (sms_schedule): Ditto.
20177 * tree-vectorizer.c (vectorize_loops): Ditto.
20178 * doc/loop.texi: Update information on loop numbering and behavior of
20179 FOR_EACH_LOOP wrto new loops.
20180 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20181 add_to_evolution_1): Test nestedness of loops instead of comparing
20183 * tree-chrec.c (chrec_fold_plus_poly_poly,
20184 chrec_fold_multiply_poly_poly, chrec_evaluate,
20185 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20186 reset_evolution_in_loop): Ditto.
20187 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20189 2007-01-31 Dirk Mueller <dmueller@suse.de>
20191 * c-common.c (warn_about_parentheses): Separate warning about
20192 un-parenthized sequence of comparison operators from the one
20193 which is supposed to warn about x <= y <= z.
20195 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20197 * optabs.h (enum optab_index): Add new OTI_isinf.
20198 (isinf_optab): Define corresponding macro.
20199 * optabs.c (init_optabs): Initialize isinf_optab.
20200 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20202 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20203 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20205 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20206 expand_builtin_interclass_mathfn.
20207 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20208 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20209 (fxam<mode>2_i387): New insn pattern.
20210 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20211 built-in functions as x87 inline asm.
20213 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20215 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20217 2007-01-30 Eric Christopher <echristo@apple.com>
20219 * config.gcc: Add geode.
20221 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20223 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20224 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20225 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20226 value-prof.c: Fix comment typos.
20228 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20231 * doc/invoke.texi (Wpointer-arith): Document warning.
20233 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20235 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20236 the list of discrepancies from the draft TR.
20238 2007-01-30 Dirk Mueller <dmueller@suse.de>
20241 * doc/invoke.texi (-Wreturn-type): Update description to
20242 match new behavior.
20244 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20246 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20248 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20250 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20251 to handle optabs that operate on floating point input argument and
20252 output to integer output.
20253 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20254 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20255 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20256 expand_builtin_interclass_mathfn ().
20257 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20258 (ilogbsi2): Remove.
20259 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20260 ilogbl built-in functions as x87 intrinsics.
20262 2007-01-30 Richard Guenther <rguenther@suse.de>
20264 PR middle-end/27657
20265 * dwarf2out.c (reference_to_unused): Query varpool if the
20266 variable was output.
20268 2007-01-30 Richard Guenther <rguenther@suse.de>
20270 PR middle-end/30313
20271 * passes.c (execute_one_pass): Reset in_gimple_form to not
20272 confuse non-unit-at-a-time mode.
20274 2007-01-29 Roger Sayle <roger@eyesopen.com>
20275 Richard Guenther <rguenther@suse.de>
20277 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20278 avoid undefined behaviour on overflow. Use force_fit_type_double
20279 to construct the constant with the specified TREE_OVERFLOW.
20281 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20283 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20284 * config/dfp-bit.h: Ditto.
20286 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20288 * c-decl.c (pop_scope): Replace warnings with call to
20289 warn_for_unused_label.
20290 * c-common.h (warn_for_unused_label): Declare.
20291 * c-common.c (warn_for_unused_label): Define.
20293 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20295 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20298 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20300 * Makefile.in (USER_H): Remove decfloat.h.
20301 * ginclude/decfloat.h: Delete, moving contents to ...
20302 * ginclude/float.h: Add support for decimal floating point,
20303 guarded by __STDC_WANT_DEC_FP__.
20305 2007-01-29 Mike Stump <mrs@apple.com>
20307 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20308 Analysis and Representation to resolve case insensitive conflict.
20309 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20311 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20313 * tree.h (struct tree_memory_tag): Add aliases member.
20314 (MTAG_ALIASES): New macro.
20315 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20316 (add_may_alias): Remove pointer-set. Update for may_aliases being
20318 (mark_aliases_call_clobbered): Update for may_aliases being a
20320 (compute_tag_properties): Ditto.
20321 (create_partition_for): Ditto.
20322 (compute_memory_partitions): Ditto.
20323 (dump_may_aliases_for): Ditto.
20324 (is_aliased_with): Ditto.
20325 (add_may_alias_for_new_tag): Ditto.
20326 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20327 (compute_is_aliased): New function.
20328 (compute_may_aliases): Call compute_is_aliased).
20329 (init_alias_info): Initialize alias_bitmap_obstack.
20330 (union_alias_set_into): New function.
20331 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20332 (have_common_aliases_p): Rewrite to take two bitmaps and use
20334 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20335 Update for bitmaps.
20336 (finalize_ref_all_pointers): Update for add_may_alias changes.
20337 (new_type_alias): Ditto.
20338 * tree-flow-inline.h (may_aliases): Return a bitmap.
20339 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20340 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20341 may_aliases being a bitmap.
20342 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20343 may_aliases now returns a bitmap.
20344 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20346 * tree-ssa-operands.c (add_virtual_operand): Update for
20347 may_aliases being a bitmap.
20349 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20351 PR tree-optimization/30630
20352 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20353 variable as changed.
20355 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20358 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20359 expanded only once even if an error occurs.
20361 2007-01-29 Ben Elliston <bje@au.ibm.com>
20363 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20364 (__gcov_average_profiler): Likewise.
20365 (__gcov_ior_profiler): Likewise.
20366 (__gcov_merge_ior): Likewise.
20368 2007-01-28 Jan Hubicka <jh@suse.cz>
20370 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20371 * value-prof.c (stringop_block_profile): Likewise.
20373 2007-01-28 Jan Hubicka <jh@suse.cz>
20375 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20376 Add variant handling histograms; add wrapper.
20377 (clear_storage_via_libcall): Export.
20378 (emit_block_move_hints): Break out from ...; add histograms.
20379 (emit_block_move): ... this one.
20380 (clear_storage_hints): Break out from ...; add histograms.
20381 (clear_storage): ... this one.
20382 (set_storage_via_memset): Handle histogram.
20383 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20384 (clear_storage_hints, clear_storage_via_libcall): Declare.
20385 (set_storage_via_setmem): Update prototype.
20386 * doc/md.texi (movmem, setmem): Document new arguments.
20388 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20389 Add new histograms.
20390 (stringop_block_profile): New global function.
20391 (tree_stringops_values_to_profile): Profile block size and alignment.
20392 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20394 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20395 (stringop_block_profile): Declare.
20396 * builtins.c: Include value-prof.h.
20397 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20398 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20399 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20400 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20401 * profile.c (instrument_values): Add new counters.
20402 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20404 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20405 (tree_init_edge_profiler): Build new profilers.
20406 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20407 (pass_tree_profile): Add dump.
20408 (tree_profile_hooks): Update.
20409 * Makefile.in (LIBGCOV): Add new constants.
20410 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20411 __gcov_ior_profiler): New.
20412 * i386.md (movmem/setmem expanders): Add new optional arguments.
20414 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20416 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20418 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20420 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20421 (tree_unswitch_single_loop): Pass eni_size_weights to
20422 tree_num_loop_insns.
20423 * tree-ssa-loop-manip.c: Include tree-inline.h.
20424 (can_unroll_loop_p): Pass eni_size_weights to
20425 tree_num_loop_insns.
20426 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20427 Pass eni_size_weights to estimate_num_insns.
20428 * tree.h (init_inline_once): Export.
20429 * toplev.c (backend_init): Call init_inline_once.
20430 * cgraphunit.c (cgraph_process_new_functions,
20431 cgraph_analyze_function): Pass eni_inlining_weights to
20432 estimate_num_insns.
20433 * ipa-inline.c (compute_inline_parameters): Ditto.
20434 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20435 to estimate_num_insns.
20436 (try_unroll_loop_completely): Pass eni_size_weights to
20437 tree_num_loop_insns.
20438 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20439 ot estimate_num_insns.
20440 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20441 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20442 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20443 eni_time_weights): New variables.
20444 (init_inline_once): Initialize them.
20445 (struct eni_data): Mew.
20446 (estimate_num_insns_1, estimate_num_insns): Use weights.
20447 * tree-inline.h (struct eni_weights_d): New.
20448 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20449 (estimate_num_insns): Declaration changed.
20450 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20451 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20452 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20454 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20456 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20457 relations in the conflict function is valid.
20459 2007-01-27 Ian Lance Taylor <iant@google.com>
20461 * common.opt: Add fstrict-overflow.
20462 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20463 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20464 (TYPE_OVERFLOW_UNDEFINED): Define.
20465 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20467 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20468 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20469 (fold_negate_expr): Likewise.
20470 (make_range): Likewise.
20471 (extract_muldiv_1): Likewise.
20472 (maybe_canonicalize_comparison): Likewise.
20473 (fold_comparison): Likewise.
20474 (fold_binary): Likewise.
20475 (tree_expr_nonnegative_p): Likewise.
20476 (tree_expr_nonzero_p): Likewise.
20477 * tree-vrp.c (compare_values): Likewise.
20478 (extract_range_from_binary_expr): Likewise.
20479 (extract_range_from_unary_expr): Likewise.
20480 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20482 (nowrap_type_p): Likewise.
20483 * tree-scalar-evolution.c (simple_iv): Likewise.
20484 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20485 (build_range_check): Likewise.
20486 (extract_muldiv_1): Likewise.
20487 (fold_comparison): Likewise.
20488 * tree-vrp.c (vrp_int_const_binop): Likewise.
20489 (extract_range_from_unary_expr): Likewise.
20490 * convert.c (convert_to_integer): Likewise.
20491 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20492 (fold_comparison): Likewise.
20493 (fold_binary): Likewise.
20494 * optabs.c (optab_for_tree_code): Likewise.
20495 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20496 * simplify-rtx.c (simplify_const_relational_operation): Check
20497 flag_strict_overflow and flag_trapv.
20498 (simplify_const_relational_operation): Likewise.
20499 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20500 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20503 2007-01-27 Roger Sayle <roger@eyesopen.com>
20505 * tree.c (tree_fold_gcd): Delete.
20506 * tree.h (tree_fold_gcd): Remove prototype.
20507 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20508 test whether one constant integer is a multiple of another. Instead
20509 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20510 * fold-const.c (multiple_of_p): We've determined both TOP and
20511 BOTTOM are integer constants so we can call int_const_binop directly
20512 instead of the more generic const_binop.
20514 2007-01-27 Roger Sayle <roger@eyesopen.com>
20516 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20517 1*X check that the constant hasn't overflowed, to preserve the
20519 (round_up): Provide an efficient implementation when rouding-up an
20520 INTEGER_CST to a power-of-two.
20522 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20524 * doc/sourcebuild.texi: Add comma for clarity.
20525 * doc/extend.texi: Fix some typos.
20526 * doc/passes.texi: Likewise.
20527 * doc/cppinternals.texi: Likewise.
20528 * doc/c-tree.texi: Likewise.
20529 * doc/tree-ssa.texi: Likewise.
20530 * doc/install.texi: Likewise.
20532 2007-01-27 Jan Hubicka <jh@suse.cz>
20534 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20535 (pass_sra): Do not require alias information.
20536 * passes.c (init_optimization_passes): Add SRA
20538 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20540 * tracer.c (rest_of_handle_tracer): We already cleaned
20541 up the CFG in tracer() so don't do it here again.
20542 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20543 cleanup_cfg here, either. And don't call renumber_insns.
20545 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20546 and BB_HEAD are in the insn stream here. Instead make sure
20547 that BB_INSN is valid on all insns. Also, do check here that
20548 there are no pending branch predictions...
20549 (rtl_verify_flow_info): ...instead of doing it here. Checks
20550 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20553 2007-01-26 Roger Sayle <roger@eyesopen.com>
20555 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20556 function to simplify/factorize operand order canonicalization.
20557 (ix86_fixup_binary_operands): Reorganize using the above function.
20558 (ix86_binary_operator_ok): Likewise.
20560 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20562 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20563 file scope from optimize_attrs.
20564 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20566 (optimize_attrs): Clear insn_code_values after freeing it.
20568 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20570 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20571 a parts.base assignment.
20573 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20575 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20576 (compute_subscript_distance, initialize_data_dependence_relation,
20577 finalize_ddr_dependent, analyze_ziv_subscript,
20578 analyze_siv_subscript_cst_affine,
20579 compute_overlap_steps_for_affine_univar,
20580 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20581 analyze_siv_subscript, analyze_miv_subscript,
20582 analyze_overlapping_iterations, subscript_dependence_tester_1,
20583 compute_self_dependence, free_dependence_relation): Work
20584 with affine_fn instead of chrecs.
20585 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20586 common_affine_function, affine_function_base,
20587 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20588 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20589 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20590 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20591 (all_chrecs_equal_p): Removed.
20592 * tree-data-ref.h (affine_fn, conflict_function): New types.
20593 (struct subscript): Change type of conflicting_iterations_in_a
20594 and conflicting_iterations_in_b.
20596 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20599 * config/pa/pa.h (TARGET_HPUX_11): New.
20600 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20601 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20603 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20604 Richard Guenther <rguenther@suse.de>
20606 * tree-ssa-structalias.c (solve_graph): Handle case
20607 we merged the variable to another.
20609 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20611 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20614 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20615 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20617 2007-01-25 DJ Delorie <dj@redhat.com>
20619 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20620 allow changes to modes which don't fit in those registers.
20622 * reload1.c (choose_reload_regs): Check for invalid subregs before
20623 computing their locations, not after.
20625 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20628 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20629 save Altivec registers in an eh_return function.
20630 (compute_vrsave_mask): Likewise.
20631 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20632 for saving Altivec registers.
20633 (rs6000_emit_prologue): Don't allocate stack twice in
20634 eh_return function. Correct expected value of altivec_save_offset
20635 when using save_world. Describe save of R0 to stack when using
20636 save_world. Describe stack pointer adjustment when using
20637 save_world. Remove duplicated eh_return parameter register saving.
20638 Update sp_offset variable after save_world.
20639 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20641 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20642 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20645 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20647 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20649 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20652 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20653 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20655 2007-01-25 Richard Guenther <rguenther@suse.de>
20657 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20658 * common.opt (-Wcoverage-mismatch): New warning option.
20659 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20660 if -Wcoverage-mismatch is given.
20662 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20664 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20665 (ipcp_driver): Change to static definition.
20666 Add dumping of the ifunctions.
20667 (constant_val_insert): Remove unused parameter. Support for SSA.
20668 (ipcp_propagate_const): Support for SSA.
20669 (ipcp_profile_bb_print): Print only analyzed nodes.
20670 (ipcp_replace_map_create): Remove support for Fortran constant
20672 * ipa-prop.c (ipa_method_modify_stmt,
20673 ipa_callsite_compute_param): Support for SSA.
20674 * ipa-prop.h (ipcp_driver): Remove declaration.
20675 (IS_VALID_TREE_MAP_INDEX): Add define.
20677 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20679 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20681 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20683 PR middle-end/30447
20684 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20685 constant argument to cabs and do it without checking for
20686 -funsafe-math-optimizations.
20688 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20690 * c-common.h (RID_FIRST_CXX0X): New.
20691 (RID_LAST_CXX0X): New.
20692 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20694 * c.opt (Wc++0x-compat): New.
20695 * doc/invoke.texi (-Wc++0x-compat): Document.
20697 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20699 * builtins.c (fold_builtin_carg): New.
20700 (fold_builtin_1): Use it.
20702 2007-01-24 Jan Hubicka <jh@suse.cz>
20704 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20706 * ipa-inline.c (initial_insns, max_insns): Delete.
20707 (compute_max_insns): New function.
20708 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20709 amount of insns as base for code growth.
20710 (cgraph_decide_inlining): Make initial_insns local; do not compute
20712 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20713 * doc/invoke.texi (inline-unit-growth): Update docs.
20715 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20717 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20718 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20719 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20720 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20721 for CPUs that have PTA_CX16 set.
20723 PR middle-end/27416
20724 * gimplify.c (omp_check_private): New function.
20725 (gimplify_scan_omp_clauses): Use it for
20726 firstprivate/lastprivate/reduction.
20728 PR middle-end/30494
20729 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20730 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20732 PR middle-end/30421
20733 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20734 If lower_lastprivate_clauses emits some statements, append them
20735 to dlist rather than body_p and to body_p append an initializer.
20736 (lower_omp_for): Adjust caller.
20738 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20740 * target.h (globalize_decl_name): New.
20741 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20742 * output.h (default_globalize_decl_name): New.
20743 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20745 (globalize_decl): Ditto.
20746 (default_globalize_decl_name): New.
20747 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20748 (ia64_handle_version_id_attribute): New.
20749 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20750 (ia64_asm_output_external): Use globalize_decl_name instead
20751 of globalize_label.
20752 * doc/extend.texi (version_id): New pragma.
20753 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20755 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20757 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20758 _uleb128_t and _Unwind_SWord with _sleb128_t.
20759 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20760 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20762 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20763 * unwind-pe.h (read_uleb128, read_sleb128,
20764 read_encoded_value_with_base): Likewise.
20765 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20767 2007-01-24 Richard Guenther <rguenther@suse.de>
20769 * builtins.c (expand_builtin_cexpi): Get the fndecl
20770 for cexp in the correct way.
20772 2007-01-24 Jan Hubicka <jh@suse.cz>
20774 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20777 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20779 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20780 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20781 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20782 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20783 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20784 __SIZEOF_PTRDIFF_T__.
20785 * doc/cpp.texi: Documentation for the new builtin macros added.
20787 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20789 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20790 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20791 instead of operands[2] to avoid access past the end of array.
20793 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20795 * reload1.c (emit_reload_insns): Pass the reload register
20796 for a non-spill output reload through forget_old_reloads_1.
20798 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20800 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20801 _SOFT_DOUBLE if doubles use software floating-point.
20802 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20803 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20804 * config/rs6000/darwin-ldouble.c: Also compile functions for
20805 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20806 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20807 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20808 commented-out long double override.
20809 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20810 * config/rs6000/eabispe.h: Likewise.
20811 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20812 long double for non-SPE.
20813 (rs6000_handle_option): Likewise.
20814 (invalid_e500_subreg): Disallow more subregs involding DImode,
20815 DFmode, TImode or TFmode.
20816 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20818 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20820 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20821 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20823 (rs6000_legitimate_address): Also check for TFmode for E500
20825 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20826 (spe_build_register_parallel): Handle TFmode and TCmode.
20827 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20829 (function_arg): Handle TFmode and TCmode for E500 double.
20830 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20832 (print_operand): Handle TFmode and TImode for %y.
20833 (rs6000_generate_compare): Handle TFmode comparisons for E500
20835 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20836 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20837 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20838 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20839 TFmode for E500 double.
20840 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20841 (floatsidf2): Enable for E500 double.
20842 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20843 (extenddftf2): Change to extenddftf2_fprs.
20844 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20845 depending on TARGET_E500_DOUBLE.
20846 (extendsftf2): Enable for E500 double.
20847 (trunctfdf2): Enable for E500 double.
20848 (trunctfsf2): Change to trunctfsf2_fprs.
20849 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20850 depending on TARGET_E500_DOUBLE.
20851 (floatsitf2): Enable for E500 double.
20852 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20853 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20854 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20855 (negtf2): Change to negtf2_internal.
20856 (negtf2): New expander.
20857 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20858 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20859 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20860 (movdi_internal32): Use rs6000_nonimmediate_operand.
20861 (unnamed splitter): Likewise.
20862 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20863 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20864 (SPE64TF, DITI): New mode macros.
20865 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20868 (frob_<mode>_di_2): New.
20869 (frob_tf_di_8_2): New.
20870 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20872 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20874 (frob_ti_<mode>_8_2): New.
20875 (frob_ti_tf_2): New.
20876 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20877 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20879 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20880 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20881 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20882 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20883 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20884 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20887 2007-01-23 Ian Lance Taylor <iant@google.com>
20889 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20891 (OBJS-archive): Reformat, alphabetize.
20892 (OBJS): Change out_object_file to OBJS-md.
20894 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20896 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20897 JUMP_P and CALL_P predicates where applicable.
20898 * config/i386/i386.c: Ditto.
20899 * config/i386/i386.md: Ditto.
20900 * config/i386/mmx.md: Ditto.
20901 * config/i386/predicates.md: Ditto.
20903 2007-01-22 Andreas Schwab <schwab@suse.de>
20905 * config/m68k/m68k.h: Fix comment.
20907 2007-01-22 Jan Hubicka <jh@suse.cz>
20909 * passes.c (init_optimization_passes): Do not rerun
20910 pass_early_warn_uninitialized.
20912 2007-01-22 Richard Guenther <rguenther@suse.de>
20914 PR tree-optimization/30038
20915 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20917 (execute_cse_sincos_1): Likewise.
20918 (execute_cse_sincos): Likewise.
20919 (gate_cse_sincos): Likewise.
20920 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20921 the cexpi() canonicalization of sincos().
20922 * tree-pass.h (pass_cse_sincos): Declare.
20923 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20925 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20927 PR rtl-optimization/29329
20928 * combine.c (replaced_rhs_insn): Rename to i2mod.
20929 (replaced_rhs_value): Rename to i2mod_new_rhs.
20930 (i2mod_old_rhs): New global variable.
20931 (combine_instructions): Adjust for above change. Save a copy of
20932 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20933 note are substituted in the second instruction.
20934 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20935 ditch the note if it pertains to the second eliminated register
20936 and this register is mentioned in i2mod_old_rhs.
20939 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20941 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20942 the insn to which the note was originally attached.
20944 2007-01-21 Jan Hubicka <jh@suse.cz>
20946 * ipa-inline.c (inlining_mode): Comment, move up.
20947 (cgraph_decide_inlining_incrementally): Do not perform inlining
20948 itself; fix handling of flattening of self recursive functions.
20949 (cgraph_find_cycles): Remove.
20950 (cgraph_flatten_node): Remove.
20951 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20952 (try_inline): New function.
20953 (cgraph_early_inlining): Update call of
20954 cgraph_decide_inlining_incrementally. Apply inlining here.
20955 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20957 2007-01-21 Dirk Mueller <dmueller@suse.de>
20960 * tree-vrp.c (check_array_bounds): do not warn
20961 about ADDR_EXPR's of ARRAY_REF's which are immediately
20962 used in binary expressions.
20964 2007-01-21 Ira Rosen <irar@il.ibm.com>
20966 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20967 read_write_dep and macros for its access.
20968 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20969 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20970 argument, call vect_check_interleaving for every independent pair of
20971 data-refs. Mark loads that access the same memory location as a store
20973 (vect_check_dependences): Remove.
20974 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20975 call, fix the call to vect_analyze_data_ref_dependence.
20976 (vect_analyze_data_ref_access): For statements that access the same
20977 data-ref, check that they are not stores; for loads, check that there
20978 is no store that access the same location.
20980 2007-01-20 Roger Sayle <roger@eyesopen.com>
20981 Joseph Myers <joseph@codesourcery.com>
20983 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20984 (-fdump-rtl-stack): Likewise.
20985 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20986 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20987 (-mpt-fixed): Use @minus{} for minus sign.
20988 (Using Precompiled Headers): Fix under/overfull hbox.
20990 2007-01-20 Jan Hubicka <jh@suse.cz>
20992 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
20993 place within annotation.
20995 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20997 * pa.c (output_move_double): Change array size of xoperands to 4.
20999 2007-01-20 Jan Hubicka <jh@suse.cz>
21001 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21004 2007-01-19 Ian Lance Taylor <iant@google.com>
21006 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21007 constant to unsigned HOST_WIDE_INT before negating.
21009 2007-01-19 Ian Lance Taylor <iant@google.com>
21011 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21013 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21014 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21015 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21016 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21017 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21018 (realloc_vdef, realloc_vuse): Change second parameter to
21020 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21021 fields to unsigned.
21022 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21023 unsigned. Change x and lim locals to unsigned.
21024 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21026 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21027 (copy_virtual_operands): Change i and n locals to unsigned.
21029 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21031 PR middle-end/29335
21032 * builtins.c (fold_builtin_1): Handle builtin fdim.
21034 2007-01-20 Jan Hubicka <jh@suse.cz>
21036 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21037 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21038 init_alias_heapvars.
21039 (init_alias_heapvars): Initialize only when not already initialized.
21040 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21042 2007-01-19 Roger Sayle <roger@eyesopen.com>
21044 * common.opt (fsigned-zeros): New command line option.
21045 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21046 of flag_unsafe_math_optimizations.
21047 * opts.c (set_fast_math_flags): The -ffast-math command line option
21048 implies -fno-signed-zeros.
21049 (fast_math_flags_set_p): Likewise.
21051 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21052 the documentation of -ffast-math appropriately. Wrap long lines.
21054 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21056 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21057 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21059 2007-01-19 Tomas Bily <tbily@suse.cz>
21061 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21063 (tree_init_ic_make_global_vars): New function
21064 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21065 (tree_gen_ic_profiler): New function
21066 (tree_gen_ic_func_profiler): New function
21067 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21068 (tree_profile_hooks): Added hook for indirec/virtual calls
21069 * value-prof.c (tree_find_values_to_profile): New case for
21071 (tree_values_to_profile): Call for determining indirect/virtual
21073 (tree_indirect_call_to_profile): New function
21074 (tree_ic_transform): New function
21075 (tree_ic): New function
21076 (find_func_by_pid): New function
21077 (init_pid_map): New function
21078 (tree_value_profile_transformations): Added check for
21079 indirect/virtual call transformation
21080 * value-prof.h (enum hist_type): New counter type for
21081 indirect/virtual calls
21082 (profile_hooks): Added new hook for profiling indirect/virtual
21084 * profile.c (instrument_values): New case for indirect/virtual
21086 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21087 (GCOV_COUNTER_V_INDIR): New counter type
21088 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21089 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21091 * cgraph.c: Definition of cgraph_max_pid
21092 (cgraph_create_node): Default init of pid attribute
21093 * cgraph.h: Declaration of cgraph_max_pid
21094 (struct cgraph_node): Added pid attribute
21095 * libgcov.c (__gcov_indirect_call_profiler): New function
21096 (__gcov_one_value_profiler_body): New function
21097 (__gcov_one_value_profiler): Body was moved to
21098 __gcov_one_value_profiler_body and calls it
21100 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21102 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21103 * gengtype.c (write_types_data, write_func_for_structure,
21104 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21105 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21106 (walk_type, write_func_for_structure): Generate the mark_hook if
21109 2007-01-19 Jan Hubicka <jh@suse.cz>
21111 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21112 'early' argument take inlining mode argument specifying whether to
21113 inline for size/speeed or all functions; add support for flattening;
21115 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21117 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21120 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21121 the name of the declared identifier.
21123 2007-01-19 Dirk Mueller <dmueller@suse.de>
21125 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21126 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21127 duplicate evaluation.
21129 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21131 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21132 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21133 to XFMode, use acosxf2 and truncate result to requested mode.
21134 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21135 (asin<mode>2): Similarly, with asin expanders.
21136 (*fscalexf4_i387): Rename from *fscalexf4.
21137 (expNcorexf3): New expander.
21138 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21139 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21140 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21141 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21142 patterns for SSE math.
21143 (exp10<mode>2): Similarly, with exp10 expanders.
21144 (exp2<mode>2): Similarly, with exp2 expanders.
21145 (expm1<mode>2): Similarly, with expm1 expanders.
21146 (ldexp<mode>3): Similarly, with ldexp expanders.
21147 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21148 Use gen_truncxf<mode>2_i387_noop to truncate result.
21150 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21152 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21153 for ColdFire targets.
21155 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21156 Richard Sandiford <richard@codesourcery.com>
21158 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21159 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21160 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21161 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21162 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21163 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21167 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21168 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21169 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21170 (*adddi_dilshr32_cf): New pattern.
21171 (adddi3, subdi3): Remove first alternatives.
21173 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21175 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21176 implemented using move.l, do not use its cc result for floating-point
21179 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21181 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21182 from accepting 's' constraints if flag_pic.
21184 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21186 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21187 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21188 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21189 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21191 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21193 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21194 ColdFire alternatives.
21195 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21196 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21197 architectures that support ff1 instruction.
21199 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21200 Julian Brown <julian@codesourcery.com>
21202 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21203 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21204 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21207 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21209 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21211 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21212 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21213 HOST_WIDE_INT instead of an rtx.
21214 (m68k_rtx_costs): Update call accordingly.
21215 (output_move_const_into_data_reg): Likewise. Fix formatting.
21216 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21218 (output_move_simode_const): Update calls after above changes.
21219 Rework to use automatic variables and predicates like MEM_P.
21220 * config/m68k/m68k.md (pushexthisi_const): Update call to
21223 2007-01-19 Dirk Mueller <dmueller@suse.de>
21225 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21226 in dump_flags test.
21228 2007-01-19 Richard Guenther <rguenther@suse.de>
21230 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21231 via cexp in case sincos is not available.
21233 2007-01-19 Richard Guenther <rguenther@suse.de>
21235 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21236 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21237 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21238 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21239 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21240 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21241 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21242 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21244 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21246 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21248 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21249 (atan2xf3): Directly generate RTL pattern.
21250 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21251 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21252 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21253 disable patterns for SSE math.
21254 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21255 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21256 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21257 disable patterns for SSE math.
21259 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21261 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21263 2007-01-18 Roger Sayle <roger@eyesopen.com>
21265 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21266 VIEW_CONVERT_EXPR to the same type as it's operand.
21268 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21270 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21271 configured for long double 128.
21273 2007-01-18 Mike Stump <mrs@apple.com>
21275 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21278 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21280 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21283 2007-01-18 Jan Hubicka <jh@suse.cz>
21285 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21286 greater than NUM_VOP_FREE_BUCKETS.
21288 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21290 * tree-ssa-structalias.c: Update comments.
21291 (ptabitmap_obstack): Removed.
21292 (pta_obstack): New.
21293 (oldpta_obstack): Ditto.
21294 (stats): Add a few members.
21295 (struct variable_info): Remove node, complex, address_taken, and
21296 indirect_target members. Add oldsolution member.
21297 (new_var_info): Do not initialize removed members.
21298 (constraint_expr_type): Remove INCLUDES.
21299 (constraint_graph): Add size, implicit_preds, rep,
21300 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21301 (FIRST_REF_NODE): New macro.
21302 (LAST_REF_NODE): Ditto.
21303 (FIRST_ADDR_NODE): Ditto.
21304 (find): New function.
21306 (dump_constraint): Do not handle INCLUDES.
21307 (insert_into_complex): Do not insert duplicate constraints.
21308 (condense_varmap_nodes): Renamed and rewritten into ...
21309 (merge_node_constraints): This. Also fix bug in handling of
21310 offseted copy constraints.
21311 (clear_edges_for_node): No longer need to deal with preds at all,
21312 or removing associated preds/succs.
21313 (merge_graph_nodes): Deal with indirect_cycles.
21314 Don't deal with predecessors.
21315 (add_implicit_graph_edge): New function.
21316 (add_pred_graph_edge): Ditto.
21317 (add_graph_edge): Don't deal with predecessors.
21318 (build_constraint_graph): Removed.
21319 (build_pred_graph): New function.
21320 (build_succ_graph): Ditto.
21321 (struct scc_info): Removed in_component. Added roots, dfs, and
21322 node_mapping. Remove visited_index, unification_queue.
21323 (scc_visit): Deal with union-find we do now.
21324 Deal with cycles with REF nodes.
21325 (collapse_nodes): Renamed and rewritten to ...
21326 (unify_nodes): This.
21327 (process_unification_queue): Removed.
21328 (topo_visit): Cleanup
21329 (do_da_constraint): Use find.
21330 (do_sd_constraint): Ditto.
21331 (do_ds_constraint): Ditto.
21332 (do_complex_constraint): Ditto.
21333 (init_scc_info): Update for removed and added members.
21334 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21335 (find_indirect_cycles): This.
21336 (equivalence_class): New variable.
21337 (label_visit): New function.
21338 (perform_variable_substitution): Rewritten.
21339 (free_var_substitution_info): New function.
21340 (find_equivalent_node): Ditto.
21341 (move_complex_constraints): Ditto.
21342 (eliminate_indirect_cycles): Ditto.
21343 (solve_graph): Only propagate changed bits.
21344 Use indirect cycle elimination.
21346 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21347 (tree_id_eq): Renamed to ...
21348 (tree_vi_eq): This. Update for member change
21349 (insert_id_for_tree): Renamed and rewritten to ...
21350 (insert_vi_for_tree): This.
21351 (lookup_id_for_tree): Renamed and rewritten to ...
21352 (lookup_vi_for_tree): This.
21353 (get_id_for_tree): Renamed and rewritten to ...
21354 (get_vi_for_tree): Ditto.
21355 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21356 (process_constraint): Don't handle INCLUDES.
21357 Remove special ADDRESSOF case.
21358 (find_func_aliases): Rewrite to use vi functions instead of id
21360 (create_function_info_for): Ditto.
21361 (create_variable_info_for): Ditto.
21362 (intra_create_variable_infos): Ditto.
21363 (merge_smts_into): Ditto.
21364 (find_what_p_points_to): Ditto.
21365 (init_base_vars): Ditto.
21366 (init_alias_vars): Ditto.
21367 (remove_preds_and_fake_succs): New function.
21368 (dump_sa_points_to_info): Dump new stats.
21369 (dump_solution_for_var): Use find.
21370 (set_used_smts): Fix formatting.
21371 (compute_points_to_sets): Updated for new functions.
21372 (ipa_pta_execute): Ditto.
21374 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21375 Richard Sandiford <richard@codesourcery.com>
21377 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21379 * calls.c (expand_call): If the return value is a PARALLEL,
21380 extract its first member.
21381 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21382 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21383 use FUNCTION_EXTRA_EPILOGUE.
21384 (m68k_function_value): Return a PARALLEL if the return value
21385 is of a pointer type.
21386 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21387 (FUNCTION_EXTRA_EPILOGUE): Remove.
21388 * config/m68k/m68k.md (D0_REG): New constant.
21390 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21392 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21393 output a NOP for empty epilogues.
21395 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21397 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21398 before function. Extend register save check to include all
21399 registers, not just integer ones.
21401 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21403 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21404 (m68k_use_return_insn): ...this.
21405 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21406 * config/m68k/m68k.c (use_return_insn): Rename to...
21407 (m68k_use_return_insn): ...this.
21408 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21409 of USE_RETURN_INSN.
21411 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21413 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21414 nearest even, fix denormal rounding overflow.
21416 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21418 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21419 f%$smove and f%$move.
21420 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21421 (extendsfdf2_cf): Use fdmove instead of f%&move.
21422 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21423 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21425 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21427 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21430 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21432 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21433 (coldfire_single_format): Declare.
21434 (coldfire_double_format): Likewise.
21435 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21436 of qnan_msb_set to determine the lower bits of a canonical
21438 (encode_ieee_double): Likewise.
21439 (encode_ieee_quad): Likewise.
21440 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21441 (mips_single_format): Likewise.
21442 (ieee_double_format): Likewise.
21443 (mips_double_format): Likewise.
21444 (ieee_extended_motorola_format): Likewise.
21445 (ieee_extended_intel_96_format): Likewise.
21446 (ieee_extended_intel_128_format): Likewise.
21447 (ieee_extended_intel_96_round_53_format): Likewise.
21448 (ibm_extended_format): Likewise.
21449 (mips_extended_format): Likewise.
21450 (ieee_quad_format): Likewise.
21451 (mips_quad_format): Likewise.
21452 (vax_f_format): Likewise.
21453 (vax_d_format): Likewise.
21454 (vax_g_format): Likewise.
21455 (i370_single_format): Likewise.
21456 (i370_double_format): Likewise.
21457 (decimal_single_format): Likewise.
21458 (decimal_double_format): Likewise.
21459 (decimal_quad_format): Likewise.
21460 (c4x_single_format): Likewise.
21461 (c4x_extended_format): Likewise.
21462 (real_internal_format): Likewise.
21463 (coldfire_single_format): New real_format.
21464 (coldfire_double_format): Likewise.
21465 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21466 canonical_nan_lsbs_set.
21467 (pdp11_d_format): Likewise.
21468 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21469 if TARGET_COLDFIRE_CPU.
21471 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21473 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21474 (output_call, m68k_legitimize_call_address): Declare.
21475 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21476 parenthesees. Add support for a 'W' constraint.
21477 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21478 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21479 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21480 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21482 (override_options): Initialize them. Do not set flag_no_function_cse
21483 for TARGET_ID_SHARED_LIBRARY.
21484 (m68k_output_pic_call): Delete.
21485 (m68k_legitimize_call_address): New function.
21486 (print_operand): Remove the %o prefix. Handle the %p prefix.
21487 (output_call): New function.
21488 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21489 target address from the GOT if symbolic jumps are not allowed.
21490 * config/m68k/m68k.md (call, general_operand): Do not set
21491 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21492 Merge separate flag_pic and !flag_pic define_insns into...
21493 (*call, *call_value): ...these new patterns. Match the address
21494 rather than the containing MEM and require it to be a call_operand.
21495 Use output_call to generate the asm template.
21496 * config/m68k/predicates.md (const_call_operand): New predicate.
21497 (call_operand): Likewise.
21499 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21501 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21502 (STACK_GROWS_DOWNWARD): Define to 1.
21503 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21504 comments, emphasizing that these values are only defaults.
21505 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21506 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21508 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21510 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21512 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21513 Richard Sandiford <richard@codesourcery.com>
21515 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21516 (FP_REGNO_P): New macros.
21517 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21518 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21519 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21520 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21522 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21524 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21525 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21527 * config/m68k/t-floatlib: New file, extracting common code from...
21528 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21529 * config/m68k/t-uclinux: Here.
21530 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21531 routines on ColdFire targets.
21533 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21535 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21536 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21537 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21538 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21539 explicitly set MOTOROLA to 1.
21540 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21542 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21543 Nathan Sidwell <nathan@codesourcery.com>
21545 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21546 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21547 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21548 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21549 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21550 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21551 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21552 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21553 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21554 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21555 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21556 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21557 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21558 (DBX_REGISTER_NUMBER): Delete.
21559 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21560 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21561 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21563 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21565 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21566 * config/flat.h: New file.
21567 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21568 OBJECT_FORMAT_FLAT.
21569 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21570 indirect references for -msep-data or -mid-shared-library.
21571 Do not use PC-relative code addresses either.
21572 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21574 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21575 for shared libraries and crt1.o for executables. Use crti.o and
21577 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21578 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21579 Do not add -elf2flt or -shared-lib-id options here.
21580 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21581 Pass -shared-lib-id if -mid-shared-library, taking the library
21582 identifier from -mshared-library-id if given, otherwise
21584 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21585 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21586 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21587 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21588 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21589 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21591 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21592 jump sequence for ISA A and ISA A+.
21593 (PICJUMP): Likewise.
21595 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21597 * config.gcc (m68k-*-uclinux*): Base the port on the common
21598 and m68k GNU/Linux files rather than on the generic ELF ones.
21599 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21600 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21602 2007-01-18 Julian Brown <julian@codesourcery.com>
21603 Richard Sandiford <richard@codesourcery.com>
21605 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21606 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21607 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21609 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21610 80 unconditionally.
21611 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21613 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21615 * doc/install.texi: Document m68k-uclinuxoldabi.
21616 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21617 * config/m68k/uclinux-oldabi.h: New file, copied from
21618 config/m68k/uclinux.h.
21620 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21622 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21623 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21624 (m32r_compute_frame_size): Use unsigned for regno.
21625 (m32r_reload_lr): Use gen_frame_mem.
21627 (m32r_output_function_epilogue): Don't output the function epilogue
21629 (m32r_expand_epilogue): New.
21630 (direct_return): Return false if the function has the interrupt
21632 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21633 * config/m32r/m32r.md (epilogue): New expander.
21634 (return_lr, return_rte): New insns.
21635 (return): Make it expander.
21636 (return_normal): New expander.
21638 2007-01-18 Josh Conner <jconner@apple.com>
21641 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21642 support for UNLE, UNLT, UNGE, and UNGT.
21644 2007-01-18 Jan Hubicka <jh@suse.cz>
21646 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21647 * tree-tailcall (add_virtual_phis): Likewise.
21648 (optimize_tail_call): Return TODOs.
21649 (execute_tail_calls): Return TODOs.
21650 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21651 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21653 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21654 Cleanup cfg using TODO.
21655 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21656 * passes.c (execute_function_todo): When cleanup did something, remove
21658 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21659 (make_edges): Don't cleanup_cfg.
21661 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21663 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21664 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21665 operate on the top of stack.
21666 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21667 register handling of instructions that output to the second
21669 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21670 (move_for_stack_reg): Special-case check for dead destination
21671 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21673 * config/i386/i386.md (UNSPEC_TAN): New constant.
21674 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21675 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21676 to correctly model move of constant 1.0 to top stack slot.
21677 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21678 (unnamed peephole2 pattern): Remove corresponding peephole2
21679 pattern that optimizes tan insn and loading of constant 1.0.
21680 (tanxf2): Use fptanxf4_i387.
21681 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21682 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21683 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21684 disable patterns for SSE math.
21685 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21686 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21688 2007-01-18 Dirk Mueller <dmueller@suse.de>
21689 Richard Guenther <rguenther@suse.de>
21692 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21693 * common.opt (Warray-bounds): Add new warning option.
21694 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21696 * Makefile.in: make tree-vrp.o depend on toplev.h
21697 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21699 (check_array_refs, check_array_bounds, check_array_ref): New.
21701 2007-01-18 Jan Hubicka <jh@suse.cz>
21703 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21704 (execute_ssa_ccp): Return flags conditionally.
21705 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21707 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21709 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21711 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21712 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21714 * Makefile.c (GTFILES): Add cfglayout.h.
21715 * gengtype.c (open_base_files): Likewise.
21716 * cfglayout.c (cfg_layout_function_footer,
21717 cfg_layout_function_header) Reindent to make gengtype happy.
21718 * cfglayout.h (cfg_layout_function_footer,
21719 cfg_layout_function_header): Add GTY(()) marker.
21721 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21723 2007-01-18 Ben Elliston <bje@au.ibm.com>
21725 * genautomata.c (write_automata): Include xstrerror output in the
21726 error message if writing the DFA description file fails.
21728 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21730 * config/mips/mips-protos.h (mips_output_external): Make it
21732 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21733 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21734 (extern_list): Likewise.
21735 (extern_head): Likewise.
21736 (TARGET_ASM_FILE_END): Likewise.
21737 (mips_file_end): Likewise.
21738 (mips_output_external): Rewritten.
21740 2007-01-18 Ben Elliston <bje@au.ibm.com>
21742 * genpreds.c (write_insn_preds_c): Only write out the function
21743 body for regclass_for_constraint if we have register constraints.
21745 2007-01-17 Tom Tromey <tromey@redhat.com>
21747 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21748 * doc/install.texi (Testing): Use sourceware.org.
21749 (Binaries): Likewise.
21750 (Specific): Likewise.
21751 * doc/contrib.texi (Contributors): Use sourceware.org.
21753 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21755 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21756 (AVR_ENHANCED): Rename to ...
21757 (AVR_HAVE_MUL): ... new.
21758 (avr_enhanced_p): Rename to ...
21759 (avr_have_mul_p): ... new.
21760 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21761 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21762 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21763 (avr_have_mul_p): ... new.
21764 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21765 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21766 'avr_enhanced_p' and 'enhanced'.
21767 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21768 AVR_HAVE_MUL instead of AVR_ENHANCED.
21769 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21770 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21771 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21772 instead of AVR_ENHANCED.
21773 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21774 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21775 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21777 2007-01-17 Ian Lance Taylor <iant@google.com>
21779 * vec.h (VEC_reserve_exact): Define.
21780 (vec_gc_p_reserve_exact): Declare.
21781 (vec_gc_o_reserve_exact): Declare.
21782 (vec_heap_p_reserve_exact): Declare.
21783 (vec_heap_o_reserve_exact): Declare.
21784 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21786 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21787 negative parameter.
21788 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21789 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21790 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21791 * vec.c (calculate_allocation): Add exact parameter. Change all
21793 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21794 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21795 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21796 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21797 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21798 (vec_heap_p_reserve_exact): New function.
21799 (vec_heap_o_reserve_exact): New function.
21801 2007-01-17 Jan Hubicka <jh@suse.cz>
21803 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21805 2007-01-17 Eric Christopher <echristo@apple.com>
21807 * config.gcc: Support core2 processor.
21809 2007-01-16 Jan Hubicka <jh@suse.cz>
21811 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21812 the names, just unlink the chain so we don't crash on dangling
21816 2007-01-16 Jan Hubicka <jh@suse.cz>
21818 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21819 * tree-pass.h: Reorder to make IPA passes appear toegher.
21820 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21822 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21823 parameters, do not call early inliner.
21824 * ipa-inline.c: Update comments. Include tree-flow.h
21825 (cgraph_decide_inlining): Do not compute inlining parameters.
21826 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21827 be called with function context set up.
21828 (pass_ipa_inline): Remove unreachable functions before pass.
21829 (cgraph_early_inlining): Simplify assuming to be called from the
21831 (pass_early_inline): New pass.
21832 (cgraph_gate_ipa_early_inlining): New gate.
21833 (pass_ipa_early_inline): Turn into simple wrapper.
21834 (compute_inline_parameters): New function.
21835 (gate_inline_passes): New gate.
21836 (pass_inline_parameters): New pass.
21837 (apply_inline): Move here from tree-optimize.c
21838 (pass_apply_inline): New pass.
21839 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21841 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21842 doing them by hand.
21843 (tree_function_versioning): Do not allocate dummy struct function.
21844 * tree-inline.h (optimize_inline_calls): Update prototype.
21845 * tree-optimize.c (execute_fixup_cfg): Export.
21846 (pass_fixup_cfg): Remove
21847 (tree_rest_of_compilation): Do not apply inlines.
21848 * tree-flow.h (execute_fixup_cfg): Declare.
21849 * Makefile.in (gt-passes.c): New.
21850 * passes.c: Include gt-passes.h
21851 (init_optimization_passes): New passes.
21852 (nnodes, order): New static vars.
21853 (do_per_function_toporder): New function.
21854 (execute_one_pass): Dump current pass here.
21855 (execute_ipa_pass_list): Don't dump current pass here.
21857 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21859 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21860 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21862 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21864 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21865 (strong_alias): Define.
21866 (__gcc_qmul): Provide non-FMA for soft-float.
21867 (__gcc_qdiv): Same.
21872 (__gcc_qunord): New.
21882 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21883 soft-float functions.
21884 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21885 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21886 about long double soft float.
21888 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21889 Tehila Meyzels <tehila@il.ibm.com>
21891 * tree-vectorizer.h (is_pattern_stmt_p): New.
21892 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21893 formatting (tabs instead of spaces). Cleanup and clarify setting
21894 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21895 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21896 (vectorizable_type_demotion): Check that types are integral.
21897 (vectorizable_type_promotion): Likewise.
21898 (vectorizable_store): Fix typo. Eliminate new-line at end of
21901 2007-01-16 Jan Hubicka <jh@suse.cz>
21903 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21906 2007-01-15 Eric Christopher <echristo@apple.com>
21908 * ifcvt.c: Include vec.h, vecprim.h.
21909 (check_cond_move_block): New argument regs.
21910 Reorganize. Add registers used to regs.
21911 (cond_move_process_if_block): Use regs set above as
21914 2007-01-15 Eric Christopher <echristo@apple.com>
21916 * config/darwin.h: Update copyright.
21917 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21918 (LINK_COMMAND_SPEC): Add -u.
21919 (LINK_SPEC): Fix umbrella for above.
21921 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21923 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21926 2007-01-15 Tom Tromey <tromey@redhat.com>
21928 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21929 * doc/install.texi (Testing): Don't mention jacks.
21930 (Configuration): Document --enable-java-maintainer-mode. Move
21931 --with-java-home to libgcj-specific section. Document
21933 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21935 2007-01-15 Jan Hubicka <jh@suse.cz>
21937 * tree-ssa-dce.c (DCE_TODOs): New.
21938 (propagate_necessity): Return if something changed.
21939 (eliminate_unnecessary_stmts): Likewise.
21940 (perform_tree_ssa_dce): Return TODO flags when needed.
21941 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21943 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21945 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21946 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21947 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21948 patterns using X87MODEF12 mode macro. Extend operand 1
21949 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21950 (log10<mode>2): Ditto.
21951 (log2<mode>2): Ditto.
21952 (log1p<mode>2): Ditto.
21953 (logb<mode>2): Ditto.
21954 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21955 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21956 (*fxtractxf3_i387): Rename from *fxtractxf3.
21957 (fxtract_extend<mode>xf3_i387): New insn pattern.
21958 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21959 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21960 and gen_fyl2xxf3_i387().
21962 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21964 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21965 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21966 get_loop_exit_edges. Changed return type to bool.
21967 * cfgloop.h (fix_loop_placement): Declaration removed.
21969 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21971 * param.h (MIN_VECT_LOOP_BOUND): New.
21972 * params.def (MIN_VECT_LOOP_BOUND): New.
21973 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21974 argument - minimum threshold for number of iterations.
21975 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21976 argument to declaration.
21977 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21978 MIN_VECT_LOOP_BOUND.
21979 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21980 slpeel_tree_peel_loop_to_edge with additional argument.
21981 (vect_do_peeling_for_alignment): Likewise.
21982 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21984 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21987 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21988 operands of size 1.
21990 2007-01-14 Jan Hubicka <jh@suse.cz>
21992 * tree-dfa.c (remove_referenced_var): New function.
21993 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
21994 prune referenced vars list too.
21995 * tree-flow.h (remove_referenced_var): Declare.
21997 2007-01-14 Jan Hubicka <jh@suse.cz>
21999 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22001 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22002 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22003 * except.h (verify_eh_throw_table_statements): Kill prototype.
22004 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22005 into call exrepssions.
22006 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22008 * tree-cfg.c: Include pointer-set.h.
22009 (verify_node_sharing): Work on pointer set.
22010 (verify_eh_throw_stmt_node): New.
22011 (verify_stmts): Use pointers sets, verify throw_stmt.
22013 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22015 * ipa-reference.c (analyze_function): Consider also addresses taken
22018 2007-01-12 Roger Sayle <roger@eyesopen.com>
22020 * c-typeck.c (null_pointer_constant_p): Replace use of
22021 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22022 (build_c_cast): Likewise.
22024 2007-01-12 Roger Sayle <roger@eyesopen.com>
22026 * tree.h (force_fit_type_double): Remove unused final argument.
22027 * c-common.c (constant_expression_warning): Replace use of
22028 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22029 (convert_and_check): Likewise.
22030 (shorten_compare): Update call to force_fit_type_double.
22031 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22032 * convert.c (convert_to_pointer): Update call to
22033 force_fit_type_double.
22034 * fold-const.c (force_fit_type_double): Remove overflowed_const
22036 (int_const_binop, fold_convert_const_int_from_int,
22037 fold_convert_const_int_from_real, fold_div_compare,
22038 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22039 fold_abs_const, fold_not_const): Remove the final argument from
22040 calls to force_fit_type_double.
22042 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22044 * configure.ac: Set insn to "nop" for spu-*-* also.
22045 * configure: Regenerate.
22047 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22049 * builtins.def : Add BUILT_IN_FREE.
22051 2007-01-12 Jan Hubicka <jh@suse.cz>
22053 PR tree-optimization/30443
22054 * tree-inline.c (tree_function_versioning): Do not optimize when
22055 cloning for inlining.
22057 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22059 * doc/loop.texi: Document recording of loop exits.
22060 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22061 (update_single_exits_after_duplication,
22062 update_single_exit_for_duplicated_loop,
22063 update_single_exit_for_duplicated_loops): Removed.
22064 (duplicate_loop_to_header_edge): Do not call
22065 update_single_exits_after_duplication and
22066 update_single_exit_for_duplicated_loops.
22067 (loop_version): Do not update single_exit information.
22068 (fix_loop_structure): Use record_loop_exits instead of
22069 mark_single_exit_loops.
22070 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22071 the lists of loop exits.
22072 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22073 split_edge, merge_blocks): Update the lists of loop exits.
22074 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22075 loop_optimizer_init.
22076 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22077 of mark_single_exit_loops.
22078 (loop_optimizer_finalize): Call release_recorded_exits.
22079 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22080 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22081 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22082 update single exit information.
22083 * lambda-code.c (perfect_nestify): Ditto.
22084 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22085 (mark_single_exit_loops): Removed.
22086 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22087 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22088 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22090 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22091 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22092 (verify_loop_structure): Verify consistency of the exit lists.
22093 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22094 (set_single_exit): Removed.
22095 * cfgloop.h (struct loop_exit): New function.
22096 (struct loop): single_exit_ field replaced by exits field.
22097 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22098 LOOPS_HAVE_RECORDED_EXITS.
22099 (struct loops): Added exits hash.
22100 (mark_single_exit_loops, set_single_exit): Declaration removed.
22101 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22103 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22105 * doc/invoke.texi: Avoid use of @headitem.
22107 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22109 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22111 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22113 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22116 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22117 Richard Sandiford <richard@codesourcery.com>
22119 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22120 * config/m68k/m68k.opt: Resort options.
22121 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22123 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22124 Richard Sandiford <richard@codesourcery.com>
22126 * doc/invoke.texi: Document the macros that are defined by
22127 m68k's -mtune and -mhard-float options.
22128 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22129 (m68k_cpp_cpu_family): Likewise.
22130 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22131 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22132 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22133 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22134 (m68k_cpp_cpu_family): Likewise.
22136 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22138 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22139 macros besides mc68000 as tuning macros. Use a switch statement
22140 to set them and mcpu32.
22142 2007-01-12 Julian Brown <julian@codesourcery.com>
22144 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22145 (TARGET_68040_ONLY): Rename to...
22146 (TARGET_68040): ...this.
22147 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22148 * config/m68k/m68k.md: Likewise.
22150 2007-01-12 Julian Brown <julian@codesourcery.com>
22151 Nathan Sidwell <nathan@codesourcery.com>
22152 Richard Sandiford <richard@codesourcery.com>
22154 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22155 the -mcpu= argument associated with the --with-cpu setting.
22156 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22157 if different from the one implied by the -mcpu setting.
22158 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22159 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22160 * doc/invoke.texi: Mention ColdFire in the introduction to the
22161 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22162 -mno-div and -mhard-float options. Make -m68881 a synonym for
22163 -mhard-float. Document the previously-undocumented -m5206e,
22164 -m528x, -m5307 and -m5407 options. Tweak the existing option
22165 documentation for consistency.
22166 * doc/install.texi: Mention new --with-cpu arguments.
22167 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22168 default CPU if neither -mcpu nor -march are specified.
22169 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22170 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22171 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22172 using m68k_tune to decide between families that implement the
22173 same ISA. Use m68k_tune to set __mcfv4e__.
22174 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22175 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22176 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22177 (FL_ISA_C, FL_ISA_MMU): New macros.
22178 (MASK_COLDFIRE): Delete.
22179 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22180 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22181 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22182 (TARGET_HARD_FLOAT): Do not define here.
22183 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22184 (TUNE_68000): New macro.
22185 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22186 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22187 (TUNE_CFV2): Redefine in terms of m68k_tune.
22188 (uarch_type, target_device, fpu_type): New enums.
22189 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22190 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22191 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22192 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22193 (FL_FOR_isa_c): New macros.
22194 (m68k_isa): New enum.
22195 (m68k_target_selection): New structure.
22196 (all_devices, all_isas, all_microarchs): New tables.
22197 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22198 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22199 (MASK_ALL_CPU_BITS): Delete.
22200 (m68k_find_selection): New function.
22201 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22202 Map the legacy target options to a combination of the new ones.
22203 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22204 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22205 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22207 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22208 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22210 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22211 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22212 * config/m68k/m68k-devices.def: New file.
22214 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22215 Nathan Sidwell <nathan@codesourcery.com>
22217 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22218 (SUBTARGET_EXTRA_SPECS): New macros.
22219 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22220 use %(asm_cpu_spec) instead.
22221 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22222 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22223 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22224 (EXTRA_SPECS): Rename to...
22225 (SUBTARGET_EXTRA_SPECS): ...this.
22227 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22228 Richard Sandiford <richard@codesourcery.com>
22229 Julian Brown <julian@codesourcery.com>
22231 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22232 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22233 to the configuration's default CPU.
22234 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22235 Remove default masks.
22236 (m680[012]0-*-*): Set the default with_cpu to the first part of
22238 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22239 (m68k*-*-linux): Extend the --with-cpu handling to...
22240 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22241 and m68010. Don't set target_cpu_default2.
22242 * doc/install.texi: Document --with-cpu for m68k.
22243 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22244 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22245 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22246 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22247 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22248 (ASM_SPEC): Remove use of %(asm_cpu_default).
22249 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22250 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22251 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22252 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22253 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22254 (TARGET_DEFAULT): Delete.
22255 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22256 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22257 (CPP_CPU_SPEC): Delete.
22258 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22259 the appropriate string.
22260 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22261 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22262 (ASM_SPEC): Don't use %(asm_default_spec).
22263 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22264 TARGET_DEFAULT and add MASK_68881.
22265 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22267 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22269 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22270 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22271 MASK_68010 alongside MASK_68020.
22272 * doc/invoke.texi: Document -m68010.
22273 * config/m68k/m68k.opt (m68010): New.
22274 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22276 (TUNE_68010): New macro.
22277 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22278 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22279 (M68K_CPU_m68332): Add MASK_68010.
22280 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22281 fallback definition.
22282 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22284 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22285 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22286 to all entries that use MASK_68020.
22287 (output_move_simode_const, output_move_himode, output_move_qimode)
22288 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22289 instead of TARGET_68020 to select clr behavior. Remove comment
22290 about there being no TARGET_68010.
22291 * config/m68k/m68k.md: Likewise throughout.
22293 2007-01-12 Julian Brown <julian@codesourcery.com>
22295 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22296 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22297 * config/m68k/m68k.md: Likewise.
22299 2007-01-12 Julian Brown <julian@codesourcery.com>
22301 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22302 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22304 2007-01-12 Julian Brown <julian@codesourcery.com>
22306 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22307 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22308 * config/m68k/m68k.md: Likewise.
22310 2007-01-12 Julian Brown <julian@codesourcery.com>
22311 Richard Sandiford <richard@codesourcery.com>
22313 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22314 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22315 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22317 (TARGET_CPU32): Rename to...
22318 (TUNE_CPU32): ...this.
22319 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22320 (TUNE_CFV2): New macros.
22321 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22322 remove conditions that are implied by TARGET_68020.
22323 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22324 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22325 (m68k_output_function_epilogue): Likewise.
22326 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22327 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22328 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22329 non-68000 timings. Refactor multiplication and division costs.
22330 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22331 TUNE_CPU32 instead of TARGET_CPU32.
22332 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22333 and TUNE_68060 instead of TARGET_68060.
22334 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22335 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22337 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22338 && !TARGET_COLDFIRE" to choose between moveq and clr.
22339 Likewise in the unnamed movsf pattern.
22340 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22341 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22344 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22346 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22347 of tabbing before backslashes.
22349 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22351 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22352 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22353 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22355 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22357 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22358 find_interesting_uses_cond.
22359 (find_interesting_uses_cond): Use extract_cond_operands.
22360 (rewrite_use_compare): Use extract_cond_operands and
22361 force_gimple_operand_bsi. Do not call update_stmt.
22362 (determine_use_iv_cost_condition): Use extract_cond_operands.
22363 Return cheaper of using original bound and changing the exit bound.
22365 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22367 PR tree-optimization/29516
22368 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22369 most_expensive_mult_to_index, addr_to_parts,
22370 create_mem_ref, maybe_fold_tmr): Make the type of
22371 fields of TARGET_MEM_REF sizetype.
22372 (move_fixed_address_to_symbol, move_pointer_to_base):
22374 * tree.def (TARGET_MEM_REF): Add comment on types of
22377 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22379 * c-common.c (vector_types_convertible_p): Treat opaque types as
22380 always convertible if they have the same size, but not otherwise.
22382 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22384 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22385 Remove the b_unconditional field.
22386 (noce_try_sign_mask): Do not look at b_unconditional.
22387 (noce_process_if_block): Do not use merge_if_blocks. Update
22388 the CFG here. Do not set b_unconditional.
22389 (cond_move_process_if_block): Likewise.
22390 (find_cond_trap): Likewise.
22391 (check_cond_move_block): Require simple jump insns at the end
22392 of the basic block.
22394 2007-01-11 Jan Hubicka <jh@suse.cz>
22396 PR tree-optimization/1046
22397 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22398 when alias info is not ready.
22399 (pass_tail_recursion): Do not require aliasing.
22400 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22401 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22402 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22403 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22404 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22405 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22406 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22408 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22409 When aliasing is not build, mark statement as volatile.
22411 2007-01-11 Tom Tromey <tromey@redhat.com>
22413 PR preprocessor/15185, PR preprocessor/20989:
22414 * doc/cppopts.texi <-MT>: Update description of algorithm for
22415 computing default target.
22416 <-M, -MD>: Reword "basename" text.
22418 2007-01-11 Roger Sayle <roger@eyesopen.com>
22420 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22421 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22422 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22423 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22424 fold_builtin_bswap, real_constp, fold_builtin_pow,
22425 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22426 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22427 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22428 * convert.c (convert_to_pointer): Likewise.
22429 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22430 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22431 const_binop, fold_convert_const_int_from_int,
22432 fold_convert_const_int_from_real,
22433 fold_convert_const_real_from_real, sign_bit_p,
22434 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22435 fold_sign_changed_comparison, fold_unary, fold_comparison,
22436 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22437 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22438 * print-tree.c (print_node_brief, print_node): Likewise.
22439 * stor-layout.c (place_field, layout_type): Likewise.
22440 * tree-chrec.c (keep_cast): Likewise.
22441 * tree.c (build_vector, build_real, build_real_from_int_cst,
22442 build_complex): Likewise.
22444 2007-01-11 Roger Sayle <roger@eyesopen.com>
22446 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22447 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22449 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22451 * configure.ac (strict1_warn): Rename to strict_warn.
22452 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22453 cc_set_by_configure, quoted_cc_set_by_configure,
22454 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22455 all_boot_languages, all_stagestuff): Remove.
22456 (target_list): Remove bootstrap targets.
22457 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22458 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22459 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22460 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22461 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22462 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22463 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22464 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22465 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22466 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22467 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22468 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22469 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22470 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22471 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22472 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22473 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22474 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22475 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22476 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22477 (mostlyclean): Adjust.
22478 (clean, distclean): Don't mention bootstrap stuff.
22479 * configure: Regenerate.
22480 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22481 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22482 treelang/config-lang.in (stagestuff): Remove.
22483 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22484 stageprofile, stagefeedback, stagestuff): Remove mention.
22486 2007-01-11 Nick Clifton <nickc@redhat.com>
22488 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22490 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22491 (mcore_arith_K_S_operand): Run the test for the S constraint not
22492 the test for the M constraint.
22493 (mcore_addsub_operand): Do not accept integer values that are
22494 larger than 32 bits.
22495 * config/mcore/mcore.md: Remove unused constraints from split.
22496 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22497 (addsi3): Likewise.
22498 (allocate_stack): Likewise.
22499 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22500 operands to 32 bits.
22501 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22503 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22504 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22505 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22506 mcore_output_bclri, mcore_output_andn, output_inline_const,
22507 mcore_output_move, mcore_output_movedouble): Likewise.
22508 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22509 (output_inline_const): Likewise.
22510 (output_inline_const): Fix format strings used in sprintf
22512 * config/mcore/mcore-protos.h: Update prototypes for changed
22513 functions in mcore.c.
22514 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22515 HOST_WIDE_INT and not int.
22516 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22517 CONST_OK_FOR_N): Likewise.
22518 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22519 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22522 2007-01-10 Jan Hubicka <jh@suse.cz>
22524 * tree-vrp.c (remove_range_assertions): Release defs.
22525 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22526 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22528 2007-01-10 Paul Brook <paul@codesourcery.com>
22530 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22531 * config/arm/arm.md (mulsi3subsi): New insn.
22533 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22535 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22536 (tree_transform_and_unroll_loop): New.
22537 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22540 2007-01-10 Robert Kennedy <jimbob@google.com>
22542 * fold-const.c (fold_comparison): Fold comparisons like (x *
22543 1000 < 0) to (x < 0).
22545 2007-01-10 Ian Lance Taylor <iant@google.com>
22547 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22548 operands have the same priority.
22550 2007-01-10 Tom Tromey <tromey@redhat.com>
22552 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22553 (fold_binary): Likewise.
22554 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22555 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22556 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22557 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22558 * langhooks.h (struct lang_hooks): Removed field
22559 'can_use_bit_fields_p'.
22561 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22563 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22565 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22567 * function.c (get_last_funcdef_no): New function.
22568 * function.h (get_last_funcdef_no): Declare.
22569 * tree-inline.c (initialize_cfun): Add initialization.
22570 (tree_function_versioning): Cleanup.
22572 2007-01-10 Jan Hubicka <jh@suse.cz>
22574 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22577 2007-01-10 Sa Liu <saliu@de.ibm.com>
22578 Ben Elliston <bje@au.ibm.com>
22580 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22581 for SAVE_NONLOCAL and Pmode for any other save level.
22582 * spu-protos.h (spu_restore_stack_block): Declare.
22583 * spu.md (save_stack_block): Remove.
22584 (restore_stack_block): Call spu_restore_stack_block.
22585 * spu.c (spu_restore_stack_block): New function.
22586 (spu_expand_epilogue): Remove old comment.
22588 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22590 PR tree-optimization/30322
22591 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22592 (cand_value_at): Return the value as aff_tree.
22593 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22594 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22595 aff_combination_mult): New functions.
22596 (aff_combination_add): Use aff_combination_add_cst.
22597 (aff_combination_convert): Allow conversions to a wider type.
22598 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22599 * tree-affine.h (aff_combination_mult): Declare.
22601 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22603 * doc/tm.texi: Update documentation to reflect reality of exec
22604 and start file search behaviours. Update copyright year.
22605 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22606 header file directories.
22608 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22610 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22611 (*cosxf2): Rename to cosxf2_i387.
22612 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22613 using X87MODEF12 mode macro. Rename patterns to
22614 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22616 (*cosdf2, *cossf2): Ditto.
22617 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22618 to match extended input operands.
22619 (sincos<mode>3): New expander.
22620 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22621 insn patterns and corresponding splitters.
22623 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22625 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22626 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22628 2007-01-09 Nicolas Pitre <nico@cam.org>
22631 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22633 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22635 * target.h (struct gcc_target): New field library_rtti_comdat.
22636 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22637 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22638 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22639 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22641 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22643 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22645 2007-01-08 Richard Guenther <rguenther@suse.de>
22647 * tree.h (force_fit_type_double): Export.
22648 (force_fit_type): Remove.
22649 * fold-const.c (force_fit_type_double): New function.
22650 (force_fit_type): Remove.
22651 (int_const_binop): Use it.
22652 (fold_convert_const_int_from_int): Likewise.
22653 (fold_convert_const_int_from_real): Likewise.
22654 (fold_div_compare): Likewise.
22655 (fold_sign_changed_comparison): Likewise.
22656 (fold_unary): Likewise.
22657 (fold_negate_const): Likewise.
22658 (fold_abs_const): Likewise.
22659 (fold_not_const): Likewise.
22660 * c-common.c (shorten_compare): Use force_fit_type_double.
22661 * convert.c (convert_to_pointer): Likewise.
22663 2007-01-08 Richard Guenther <rguenther@suse.de>
22665 * tree.h (build_int_cst_wide_type): Export.
22666 * tree.c (build_int_cst_wide_type): New function.
22667 (build_int_cst_wide): Fix comment.
22668 * builtins.c (fold_builtin_object_size): Use build_int_cst
22669 to build -1 or 0 of the correct type. Use fit_double_type
22670 to check for overflow.
22671 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22673 (decode_field_reference): Likewise.
22674 (all_ones_mask_p): Likewise.
22675 (native_interpret_int): Use build_int_cst_wide_type.
22676 (fold_binary): Use build_int_cst_type to build an all-ones
22678 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22680 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22682 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22684 2007-01-09 Ben Elliston <bje@au.ibm.com>
22686 * genautomata.c (STATS_OPTION): New option.
22687 (stats_flag): New flag.
22688 (gen_automata_option): Handle it.
22689 (initiate_automaton_gen): Ditto.
22690 (write_automata): Output statistics only if stats_flag is
22691 set. Likewise, output time statistics only if time_flag is set.
22692 * doc/md.texi (Processor pipeline description): Document new flag.
22694 2007-01-08 Richard Guenther <rguenther@suse.de>
22696 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22697 * tree.c (build_int_cst_type): Likewise.
22698 (size_in_bytes): Don't call force_fit_type on the result.
22699 (int_fits_type_p): Use fit_double_type.
22700 * fold-const.c (fit_double_type): New function.
22701 (force_fit_type): Use it.
22702 * tree.h (fit_double_type): Export.
22704 2007-01-08 Jan Hubicka <jh@suse.cz>
22706 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22707 * ipa.c (function_and_variable_visibility): Fix return type.
22709 2007-01-08 Richard Guenther <rguenther@suse.de>
22711 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22712 of offset to build the index.
22713 * tree-pretty-print.c (dump_generic_node): Don't build negated
22714 const just for printing.
22715 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22716 * builtins.c (fold_builtin_int_roundingfn): Check if result
22717 fits the type by using force_fit_type and comparing the result.
22718 * predict.c (predict_loops): Use compare_tree_int for comparison.
22719 * tree.c (build_int_cst): Fall back to integer_type_node for
22721 (build_int_cst_wide): Assert type is non-null.
22723 2007-01-08 Roberto Costa <roberto.costa@st.com>
22725 * tree-vrp.c (extract_range_from_cond_expr): New.
22726 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22727 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22729 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22730 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22731 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22732 used as expressions.
22733 * tree-object-size.c (cond_expr_object_size): New.
22734 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22736 2007-01-08 Jan Hubicka <jh@suse.cz>
22738 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22739 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22742 2007-01-08 Richard Guenther <rguenther@suse.de>
22744 PR tree-optimization/23603
22745 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22746 (extract_range_from_binary): Fall back to truthvalue instead of
22747 varying for TRUTH_*_EXPR.
22748 (extract_range_from_comparison): Fall back to truthvalue instead of
22750 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22751 if all visited PHI values were constant.
22753 2007-01-08 Jan Hubicka <jh@suse.cz>
22755 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22756 (cgraph_analyze_function): break out from ...
22757 (cgraph_finalize_compilation_unit): ... here.
22758 (cgraph_expand_function): Remove forgoten commented out line.
22759 (cgraph_optimize): Analyze functions.
22761 2007-01-08 Jan Hubicka <jh@suse.cz>
22763 * tree-pas.h (TODO_remove_function): New flag.
22764 (TODO_update*): Renumber.
22765 (pass_ipa_increase_alignment,
22766 pass_ipa_function_and_variable_visibility): New passes.
22767 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22768 (cgraph_function_and_variable_visibility): Move to ipa.c
22769 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22770 cgraph_increase_alignment.
22771 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22772 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22773 calling tree-inline.
22774 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22775 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22776 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22777 (gate_increase_alignment): New function.
22778 (pass_ipa_increase_alignment): New pass.
22779 * ipa.c: Inline tree-pass.h and timevar.h
22780 (function_and_variable_visibility): Move here from cgraphunit.c
22781 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22782 * passes.c (init_optimization_passes): Add the two new passes.
22783 (execute_todo): Handle cgraph_remove_functions.
22785 2007-01-08 Nick Clifton <nickc@redhat.com>
22787 * config/frv/predicates.md (reg_or_0_operand): Accept
22790 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22792 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22793 * config.gcc: Add bfin*-rtems*.
22795 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22797 * c.opt: Add -flax-vector-conversions.
22798 * c-typeck.c (convert_for_assignment): Pass flag to
22799 vector_types_convertible_p to allow emission of note.
22800 (digest_init): Likewise.
22801 * c-opts.c: Handle -flax-vector-conversions.
22802 * c-common.c (flag_lax_vector_conversions): New.
22803 (vector_types_convertible_p): Unless -flax-vector conversions
22804 has been passed, disallow conversions between vectors with
22805 differing numbers of subparts and/or element types. If such
22806 a conversion is disallowed, possibly emit a note on the first
22807 occasion only to inform the user of -flax-vector-conversions.
22808 The new last argument specifies this.
22809 * c-common.h (flag_lax_vector_conversions): New.
22810 (vector_types_convertible_p): Add extra argument.
22811 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22812 char_type_node for V*QI type vectors.
22813 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22814 Update to satisfy new typechecking rules.
22815 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22816 C and C++ variants.
22817 * doc/invoke.texi (C Dialect Options): Document
22818 -flax-vector-conversions.
22820 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22822 PR tree-optimization/29877
22823 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22824 a register variable on the RHS to not be replaceable.
22826 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22827 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22828 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22829 const_simm15, const_pow2, const_npow2): Added.
22830 * config/score/misc.md (insv, extv, extzv, movmemsi,
22831 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22832 * config/score/score.c (score_address_cost, score_select_cc_mode):
22834 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22835 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22836 Update score_print_operand.
22837 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22838 Adjust register allocate order and update some macro define.
22839 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22840 mdx_block_move_straight, mdx_block_move_loop_head,
22841 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22842 mdx_block_move_loop, mdx_block_move): Added.
22843 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22844 mdp_limm): Updated and fix some bug and typo.
22845 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22846 (movsf, movdf, doloop_end): Added.
22848 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22850 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22851 config/arm/thumb2.md: Fix comment typos.
22852 * doc/extend.texi: Fix a typo.
22854 2007-01-07 Eric Christopher <echristo@apple.com>
22856 * configure.ac: Check for __stack_chk_fail for darwin.
22857 * configure: Regenerate.
22859 2007-01-07 Richard Guenther <rguenther@suse.de>
22861 * tree-vrp.c (extract_range_from_assert): CSE calls to
22862 compare_values where possible.
22863 (extract_range_from_unary_expr): Likewise.
22865 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22867 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22868 * config/avr/avr.c (call_insn_operand): Delete function.
22869 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22870 instead of register number. Use predicates.
22871 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22872 call_insn_operand): Add.
22874 2007-01-06 Jan Hubicka <jh@suse.cz>
22876 * tree-pass.h (pass_build_cgraph_edges): Declare.
22877 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22878 (visited_nodes): Remove.
22879 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22880 build_cgrpah_edges; make visited_nodes local.
22881 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22882 (record_references_in_initializer): Move to cgraphbuild.c
22883 (initialize_inline_failed, rebuild_cgraph_edges,
22884 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22885 (verify_cgraph_node): Make visited_nodes local.
22886 (cgraph_analyze_function): Do not call cgraph_create_edges and
22887 initialize_inline_failed.
22888 (cgraph_expand_function): Do not call cgraph_lower_function;
22889 assert that function is already lowered.
22890 * Makefile.in (cgraphbuild.o): New.
22891 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22892 at the end of lowering passes.
22894 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22896 * ifcvt.c (cond_move_convert_if_block): New function, code
22897 factored out from...
22898 (cond_move_process_if_block): ...here. Call the new function
22899 on the THEN and ELSE blocks.
22900 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22901 already takes care of this.
22903 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22906 * tree.h (TREE_OVERFLOW_P): New.
22907 * c-typeck.c (parser_build_unary_op): Warn only if result
22908 overflowed and operands did not.
22909 (parser_build_binary_op): Likewise.
22910 (convert_for_assignment): Remove redundant overflow_warning.
22911 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22913 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22915 * c-typeck.c (store_init_value): Split over two lines to follow
22916 the GNU coding style.
22918 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22920 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22921 __GXX_EXPERIMENTAL_CXX0X__.
22922 * doc/cpp.texi: Same.
22924 2007-01-05 Richard Guenther <rguenther@suse.de>
22926 PR middle-end/27826
22927 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22928 with mismatched types. Instead explicitly build a
22929 conversion NOP_EXPR.
22931 2007-01-05 Ian Lance Taylor <iant@google.com>
22933 * c-common.c (decl_with_nonnull_addr_p): New function.
22934 (c_common_truthvalue_conversion): Call it.
22935 * c-typeck.c (build_binary_op): Likewise.
22936 * c-common.h (decl_with_nonnull_addr_p): Declare.
22938 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22941 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22944 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22946 * doc/install.texi (Final install): Document the fact that
22947 the GNAT runtime should not be stripped.
22949 2007-01-04 Jan Hubicka <jh@suse.cz>
22951 * tree-inline.c (fold_marked_statements): Update operand caches
22952 and EH after folding
22954 2007-01-04 Ian Lance Taylor <iant@google.com>
22956 * c-common.c (check_function_nonnull): Whitespace fix.
22958 2007-01-04 Jan Hubicka <jh@suse.cz>
22960 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22961 comitted older version of patch.
22962 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22963 function, celanup cfg and collect garbage.
22965 2007-01-04 Mike Stump <mrs@apple.com>
22967 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22970 2007-01-04 Eric Christopher <echristo@apple.com>
22972 * libgcc2.c (__bswapsi2): Use SItype.
22973 (__bswapdi2): Use DItype.
22974 * libgcc2.h: Update for above.
22976 2007-01-04 Paul Brook <paul@codesourcery.com>
22978 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22979 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22980 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22981 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22982 umulsi3_highpart): Make conditional on !arm_arch6.
22983 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22984 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22985 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22986 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22987 umulsi3_highpart_v6): New insns.
22989 2007-01-04 Roger Sayle <roger@eyesopen.com>
22991 * fold-const.c (fold_convert): When casting an expression to void,
22992 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
22993 have a type. Instead of attempting to build a NOP_EXPR, return
22994 these "special" trees directly.
22996 2007-01-04 Joseph Myers <joseph@codesourcery.com>
22998 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
22999 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23000 rs6000_cost->fp not 0 as adjustment for outer NEG.
23002 2007-01-04 Jan Hubicka <jh@suse.cz>
23004 * cgraph.c (cgraph_release_function_body): New function.
23005 (cgraph_remove_node): Use it.
23006 * cgraph.h (cgraph_release_function_body): Declare.
23007 * cgraphunit.c (cgraph_expand_function): Use it.
23008 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23009 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23010 is initialized and while compilation of other function is running.
23011 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23012 statement CFG annotations from here to ...
23013 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23015 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23017 * cfgloop.h (enum li_flags): Make the constants powers of two.
23019 2007-01-04 Jan Hubicka <jh@suse.cz>
23021 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23023 (fold_marked_statements): New function.
23024 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23025 * tree-inline.h (copy_body_data): Add statements_to_fold.
23027 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23029 * config.gcc: Mention libgcc/config.host.
23030 * Makefile.in: Update comments mentioning libgcc.
23031 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23032 (all.cross, start.encap, rest.encap, rest.cross): Update
23033 dependencies for libgcc move.
23034 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23035 (clean-target, clean-target-libgcc): Delete.
23036 (srcdirify, GCC_EXTRA_PARTS): New macros.
23037 (libgcc-support, libgcc.mvars): New rules.
23038 (distclean): Remove mention of mklibgcc.
23039 (install): Don't reference INSTALL_LIBGCC.
23040 (install-common): Don't reference EXTRA_PARTS.
23041 (install-libgcc, install-multilib): Delete rules.
23042 * mklibgcc.in: Delete file.
23043 * doc/configfiles.texi: Don't mention mklibgcc.
23045 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23046 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23047 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23048 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23049 (mklibgcc, ldblspecs): Likewise.
23051 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23052 (posixpre.def): Use $(T).
23053 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23054 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23055 (SHLIB_LINK): Make dummy.
23056 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23058 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23060 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23061 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23062 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23063 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23065 * configure.ac (all_outputs): Remove mklibgcc.
23066 * configure: Regenerated.
23068 2007-01-03 Josh Conner <jconner@apple.com>
23070 PR middle-end/29683
23071 * calls.c (compute_argument_addresses): Set stack and stack_slot
23072 for partial args, too.
23073 (store_one_arg): Use locate.size.constant for the size when
23074 generating a save_area.
23076 2007-01-03 Robert Kennedy <jimbob@google.com>
23078 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23079 whose definitions are deleted due to basic block merging.
23081 2007-01-03 Paul Brook <paul@codesourcery.com>
23084 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23086 (use_return_insn): Return 0 for Thumb interrupt functions.
23087 (print_multi_reg): Add rfe argument for IRQ returns.
23088 (arm_output_epilogue): Pop interrupt return address directly into PC.
23089 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23091 2007-01-03 Paul Brook <paul@codesourcery.com>
23093 Merge from sourcerygxx-4_1.
23094 * config/arm/thumb2.md: New file.
23095 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23097 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23098 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23099 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23100 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23102 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23103 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23105 * config/arm/ieee754-sf.S: Ditto.
23106 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23107 (thumb1_base_register_rtx_p): ... to this.
23108 (thumb_index_register_rtx_p): Rename...
23109 (thumb1_index_register_rtx_p): ... to this.
23110 (thumb_output_function_prologue): Rename...
23111 (thumb1_output_function_prologue): ... to this.
23112 (thumb_legitimate_address_p): Rename...
23113 (thumb1_legitimate_address_p): ... to this.
23114 (thumb_rtx_costs): Rename...
23115 (thumb1_rtx_costs): ... to this.
23116 (thumb_compute_save_reg_mask): Rename...
23117 (thumb1_compute_save_reg_mask): ... to this.
23118 (thumb_final_prescan_insn): Rename...
23119 (thumb1_final_prescan_insn): ... to this.
23120 (thumb_expand_epilogue): Rename...
23121 (thumb1_expand_epilogue): ... to this.
23122 (arm_unwind_emit_stm): Rename...
23123 (arm_unwind_emit_sequence): ... to this.
23124 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23125 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23126 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23127 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23128 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23129 thumb2_output_casesi): New functions.
23130 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23131 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23132 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23133 THUMB2_WORK_REGS): Define.
23134 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23135 arm_condexec_mask, arm_condexec_masklen)): New variables.
23136 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23137 (arm_override_options): Check new CPU capabilities.
23138 Set new architecture flag variables.
23139 (arm_isr_value): Handle v7m interrupt functions.
23140 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23142 (const_ok_for_arm): Handle Thumb-2 constants.
23143 (arm_gen_constant): Ditto. Use movw when available.
23144 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23146 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23147 (thumb_find_work_register, arm_load_pic_register,
23148 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23149 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23150 print_multi_reg, output_mov_long_double_fpa_from_arm,
23151 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23152 output_mov_double_fpa_from_arm, output_move_double,
23153 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23154 output_return_instruction, arm_output_function_prologue,
23155 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23156 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23157 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23158 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23159 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23160 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23162 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23163 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23164 (arm_file_start): Output directive for unified syntax.
23165 (arm_unwind_emit_set): Handle stack alignment instruction.
23166 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23167 Add v6t2, v7, v7a, v7r and v7m.
23168 (RETLDM): Add Thumb-2 code.
23169 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23170 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23171 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23172 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23173 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23174 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23175 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23176 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23177 ADJUST_INSN_LENGTH): Define.
23178 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23179 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23180 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23181 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23182 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23183 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23184 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23185 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23186 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23187 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23188 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23189 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23190 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23191 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23192 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23193 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23194 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23196 * config/arm/arm-tune.md: Regenerate.
23197 * config/arm/arm-protos.h: Update prototypes.
23198 * config/arm/vfp.md: Enable patterns for Thumb-2.
23199 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23200 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23201 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23202 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23203 * config/arm/libunwind.S: Add Thumb-2 code.
23204 * config/arm/constraints.md: Update include Thumb-2.
23205 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23206 * config/arm/ieee754-df.S: Ditto.
23207 * config/arm/bpabi.S: Ditto.
23208 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23209 * config/arm/predicates.md (low_register_operand,
23210 low_reg_or_int_operand, thumb_16bit_operator): New.
23211 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23212 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23213 * config/arm/t-arm-elf: Add armv7 multilib.
23214 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23216 (UNSPEC_STACK_ALIGN, ce_count): New.
23217 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23218 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23220 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23221 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23222 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23223 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23224 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23225 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23227 * doc/extend.texi: Document ARMv7-M interrupt functions.
23228 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23230 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23232 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23233 (struct _Unwind_Context): Rename args_size to flags, remove
23234 signal_frame field, add a new args_size field and version field.
23235 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23236 _Unwind_IsExtendedContext): New inline functions.
23237 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23238 Assume by_value array is only present if _Unwind_IsExtendedContext.
23239 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23240 _Unwind_IsSignalFrame.
23241 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23242 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23243 (uw_init_context_1): Initialize context->flags to
23244 EXTENDED_CONTEXT_BIT.
23245 * config/rs6000/linux-unwind.h (frob_update_context): Use
23246 _Unwind_SetSignalFrame.
23248 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23250 PR middle-end/30353
23251 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23252 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23255 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23257 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23258 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23259 RET, AT_SP): Remove.
23260 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23263 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23264 * cfgbuild.c (find_basic_blocks): Likewise.
23265 * cfgrtl.c (rtl_create_basic_block): Likewise.
23266 * function.c (temp_slots_at_level): Likewise.
23267 * reg-stack.c (stack_regs_mentioned): Likewise.
23268 * regclass.c (allocate_reg_info): Likewise.
23269 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23270 set_bb_for_stmt, move_block_to_fn): Likewise.
23271 * tree-complex.c (tree_lower_complex): Likewise.
23272 * vec.h (VEC_safe_grow_cleared): New.
23274 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23276 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23278 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23279 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23281 * cfgloopmanip.c (scale_loop_frequencies): Export.
23282 (loopify): Scale the frequencies by prescribed coefficients.
23283 (set_zero_probability): New function.
23284 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23285 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23286 and frequencies according to arguments.
23287 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23289 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23290 * modulo-sched.c (sms_schedule): Set probabilities for entering
23291 versioned loop correctly.
23292 * tree-vect-transform.c (vect_transform_loop): Ditto.
23293 * cfgloop.h (loopify, loop_version): Declaration changed.
23294 (scale_loop_frequencies): Declared.
23296 2007-01-02 Jan Hubicka <jh@suse.cz>
23298 * cgraph.c: Include tree-flow.h
23299 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23300 early_local_passes.
23301 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23302 * tree-pass.h (pass_all_early_optimizations): Declare.
23303 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23304 early_local_passes.
23305 (cgraph_analyze_function): Do early_local_passes.
23306 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23307 Do not add referenced vars.
23308 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23310 (gate_all_early_local_passes): New gate.
23311 (pass_early_local_passes): Use new gate.
23312 (execute_early_local_optimizations): New functions.
23313 (gate_all_early_optimizations): New gate.
23314 (pass_all_early_optimizations): New pass.
23315 (execute_free_datastructures): Free SSA only when initialized.
23316 (gate_init_datastructures): Init only when optimizing.
23317 (tree_lowering_passes): Do early local passes when called late.
23318 * tree-profile.c (do_tree_profiling): Don't profile functions added
23320 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23321 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23323 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23324 during early_local_passes.
23325 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23328 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23330 * Makefile.in: Update copyright year.
23332 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23334 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23335 in $(lang_checks) and check-consistency targets.
23337 2007-01-02 Jan Hubicka <jh@suse.cz>
23339 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23340 Do not add referenced vars.
23341 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23343 * passes.c (init_optimization_passes): Put mudflap_2 after
23344 free_datastructures.
23346 2007-01-02 Jan Hubicka <jh@suse.cz>
23348 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23349 Set NOTHROW flag on call statements proved to be nothrow.
23350 Update statement of local calls so new pure/const functions are
23351 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23353 (tree_rest_of_compilation): Register hooks and initialize bitmap
23354 early. Do not set after_inlining flag.
23356 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23358 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23359 HOST_BITS_PER_LONGLONG
23361 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23364 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23365 warning for non-static initializers.
23367 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23369 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23370 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23371 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23372 Always use set_unique_reg_note to add REG_EQUAL notes.
23374 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23377 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23379 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23380 * cfgbuild.c (find_basic_blocks): Likewise.
23381 * cfgrtl.c (rtl_create_basic_block): Likewise.
23382 * function.c (temp_slots_at_level): Likewise.
23383 * reg-stack.c (stack_regs_mentioned): Likewise.
23384 * regclass.c (allocate_reg_info): Likewise.
23385 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23386 set_bb_for_stmt, move_block_to_fn): Likewise.
23387 * tree-complex.c (tree_lower_complex): Likewise.
23388 * vec.h (VEC_safe_grow_cleared): New.
23390 2007-01-02 Ian Lance Taylor <iant@google.com>
23392 * c-common.c (c_common_truthvalue_conversion): When warning about
23393 using an assignment as a truth value, set TREE_NO_WARNING.
23395 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23398 * c.opt (Wold-style-declaration): New.
23399 * doc/invoke.texi (C-only Warning Options): New.
23400 (Wold-style-declaration): Document it.
23401 (Wextra): Enabled by -Wextra.
23402 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23403 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23404 -Wold-style-declaration.
23406 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23408 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23409 * cfgbuild.c (find_basic_blocks): Likewise.
23410 * cfgrtl.c (rtl_create_basic_block): Likewise.
23411 * function.c (temp_slots_at_level): Likewise.
23412 * reg-stack.c (stack_regs_mentioned): Likewise.
23413 * regclass.c (allocate_reg_info): Likewise.
23414 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23415 set_bb_for_stmt, move_block_to_fn): Likewise.
23416 * tree-complex.c (tree_lower_complex): Likewise.
23417 * vec.h (VEC_safe_grow_cleared): New.
23419 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23421 * c-common.c (c_common_nodes_and_builtins): Since variants of
23422 void_type_node get built before it is given a name, we need to
23423 give those variants the name, too.
23424 (complete_array_type): We need to work with the canonical main
23425 type of the array, from which we will build the qualified version.
23426 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23427 * print-tree.c (print_node): Display canonical type information
23429 * stor-layout.c (layout_type): When we don't know the
23430 alignment of a type for which we're building an array, we end up
23431 guessing wrong, so make the type require structural equality.
23432 * tree.c (make_node_stat): When we build a new type, it is its
23433 own canonical type.
23434 (build_type_attribute_qual_variant): When building an attribute
23435 variant, its canonical type is the non-attribute variant. However,
23436 if the attributes are target-dependent and they differ, we need to
23437 use structural equality checks for this type.
23438 (build_qualified_type): A qualified type is not equivalent to its
23439 unqualified variant; set the canonical type appropriately.
23440 (build_distinct_type_copy): When building a distinct type from
23441 another type, the new type is its own canonical type.
23442 (build_variant_type_copy): When building a new type variant, we
23443 assume that it is equivalent to the original type.
23444 (build_pointer_type_for_mode): When building a pointer type, also
23445 build a canonical type pointer.
23446 (build_reference_type_for_mode): When building a reference type,
23447 also build a canonical type reference.
23448 (build_index_type): When we can't hash an index type (e.g.,
23449 because its maximum value is negative), the index type requires
23450 structural equality tests.
23451 (build_array_type): Build the canonical form of an array type.
23452 (build_function_type): Function types require structural equality,
23453 because they contain default arguments, attributes, etc.
23454 (build_method_type_directly): Ditto for method types.
23455 (build_offset_type): Build the canonical offset type.
23456 (build_complex_type): Build the canonical vector type.
23457 (make_vector_type): Build the canonical vector type.
23458 * tree.h (TYPE_CANONICAL): New.
23459 (TYPE_STRUCTURAL_EQUALITY_P): New.
23460 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23461 (struct tree_type): Added "canonical" field.
23462 * params.h (VERIFY_CANONICAL_TYPES): New.
23463 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23464 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23465 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23466 * doc/invoke.texi (verify-canonical-types): Document --param
23467 parameter for verifying canonical types.
23469 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23471 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23472 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23473 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23474 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23476 * config/rs6000/e500.h: New.
23477 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23478 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23480 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23481 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23482 TARGET_E500_DOUBLE): Remove.
23483 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23484 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23485 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23486 * config/rs6000/rs6000.c (rs6000_override_options): Use
23487 CHECK_E500_OPTIONS.
23489 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23491 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23492 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23493 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23494 rs6000_emit_cmove): Don't check TARGET_E500.
23495 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23496 sordered): Don't check TARGET_E500.
23498 2007-01-01 Eric Christopher <echristo@apple.com>
23500 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23501 HARD_REGISTER_NUM_P.
23503 2007-01-01 Roger Sayle <roger@eyesopen.com>
23505 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23506 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23507 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23510 2007-01-01 Mike Stump <mrs@apple.com>
23512 * configure.ac: Remove support for building with Apple's gcc-3.1.
23514 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23516 PR middle-end/30311
23517 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23518 REG is a hard register. Do not modify REG before calling
23520 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23521 multiple of the size of YMODE for certain lowpart cases.
23523 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23525 PR middle-end/30253
23526 * gimplify (voidify_wrapper_expr): Update for
23527 GIMPLE_MODIFY_STMT.
23529 2007-01-01 Andreas Schwab <schwab@suse.de>
23532 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23533 save of BR0 in extra_spill_size instead of spill_size.
23534 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23536 (ia64_expand_epilogue): Restore BR0 from its new location.
23538 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23540 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23541 Use a temporary variable if the left hand side is not a gimple
23544 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23546 * gimplify.c (gimplify_return_expr): Make the temporary variable
23547 for the return expression, a gimple register variable.
23549 2007-01-01 Jan Hubicka <jh@suse.cz>
23551 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23554 2007-01-01 Mike Stump <mrs@apple.com>
23556 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23558 * config/darwin.c (machopic_select_rtx_section): Use
23559 HAVE_GAS_LITERAL16.
23560 (darwin_mergeable_constant_section): Likewise.
23561 * configure: Regenerate.
23562 * config.in: Regenerate.
23564 2007-01-01 Jan Hubicka <jh@suse.cz>
23565 Andrew Pinski <pinskia@gmail.com>
23567 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23568 before starting IPA passes.