1 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5 (cold_text_section_used): Same.
6 (cold_text_section): Same.
8 2007-08-20 Richard Guenther <rguenther@suse.de>
10 * c-typeck.c (convert_for_assignment): Use the type of
11 the member for the initialization.
13 2007-08-20 Richard Guenther <rguenther@suse.de>
15 * c-objc-common.c (c_disregard_inline_limits): Remove.
16 * c-objc-common.h (c_disregard_inline_limits): Likewise.
17 * cgraphunit.c (cgraph_process_new_functions): Call
18 disregard_inline_limits_p.
19 (cgraph_preserve_function_body_p): Likewise.
20 * ipa-inline.c (compute_inline_parameters): Likewise.
21 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
23 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
24 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
25 disregard_inline_limits langhook.
26 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
28 * langhooks.h (lang_hooks_for_tree_inlining): Remove
29 disregard_inline_limits langhook.
30 * tree-inline.c (disregard_inline_limits_p): New function.
31 * tree-inline.h (disregard_inline_limits_p): Declare.
33 2007-08-20 Richard Guenther <rguenther@suse.de>
35 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
36 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
37 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
38 auto_var_in_fn_p langhook.
39 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
41 * tree.c (auto_var_in_fn_p): ... here.
42 (find_var_from_fn): Call auto_var_in_fn_p directly.
43 * langhooks.h (lang_hooks_for_tree_inlining): Remove
44 auto_var_in_fn_p langhook.
45 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
46 (copy_body_r): Likewise.
47 (self_inlining_addr_expr): Likewise.
48 * tree.h (auto_var_in_fn_p): Declare.
50 2007-08-20 Richard Guenther <rguenther@suse.de>
52 * tree.c (WALK_SUBTREE): Call walk_tree_1.
53 (walk_type_fields): Take lh parameter.
54 (walk_tree): Rename to ...
55 (walk_tree_1): ... this. Do not call the walk_subtrees
56 langhook but the now passed callback. Pass lh on recursion.
57 (walk_tree_without_duplicates): Rename to ...
58 (walk_tree_without_duplicates_1): ... this. Take lh parameter
60 * tree.h (walk_tree_lh): New typedef.
61 (walk_tree_1): Declare.
62 (walk_tree_without_duplicates_1): Likewise.
63 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
64 (walk_tree_without_duplicates): New define to
65 walk_tree_without_duplicates_1 with NULL lh parameter.
66 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
67 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
69 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
70 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
71 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
74 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
77 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
78 code in front of the compacting of basic blocks.
79 Move the folding of statements inbetween the cgraph checking
80 and compacting of basic blocks.
82 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
83 Serge Belyshev <belyshev@depni.sinp.msu.ru>
86 * config/alpha/alpha.c (va_list_skip_additions): Check for
87 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
88 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
89 PLUS_EXPR when checking ap.__base.
90 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
91 when doing addition on pointer types. Use size_int instead of
93 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
94 ptr_type in the second operand.
96 2007-08-19 Andrew Pinski <pinskia@gmail.com>
99 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
101 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
104 * cfgexpand.c (expand_one_register_var): Mark pointer
105 DECL_ARTIFICIAL as REG_POINTER also.
106 * stmt.c (expand_decl): Likewise.
108 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
115 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
116 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
117 on_worklist argument and avoid adding things to worklist multiple
119 (add_to_worklist): Ditto.
120 (mark_aliases_call_clobbered): Mark entire structure clobbered if
121 single SFT is clobbered.
122 (set_initial_properties): Ditto.
123 (compute_call_clobbered): Update for changes to function
125 (create_overlap_variables_for): Always create SFT for offset 0.
126 (create_structure_vars): Handle PHI's, since we are in SSA form at
128 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
129 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
131 (add_vars_for_offset): Figure out aliases from access + points-to.
132 (add_virtual_operand): Use add_vars-for_offset.
133 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
134 (add_call_clobber_ops): Remove makes_clobbering_call set.
135 (get_expr_operands): Always pass through the INDIRECT_REF
137 * tree-ssa-structalias.c (struct constraint_graph): Remove
139 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
140 address_taken, pt_used, number_incoming.
141 (FIRST_ADDR_NODE): Removed.
142 (merge_graph_nodes): Remove broken code for the moment.
143 (init_graph): New function.
144 (build_pred_graph): Remove code to init_graph.
145 Add location equivalence support.
146 (struct scc_info): Rename roots to deleted.
148 (init_scc_info): Ditto
149 (init_topo_info): Use graph->size.
150 (compute_topo_order): Ditto.
151 (do_da_constraint): Removed.
152 (do_sd_constraint): Remove calls to find().
153 set_union_with_increment should always get 0 as last arg here.
154 (do_complex_constraint): Replace do_da_constraint with assert.
156 (struct equiv_class_label): New.
157 (pointer_equiv_class_table): Ditto.
158 (location_equiv_class_table): Ditto.
159 (equiv_class_label_hash): Ditto.
160 (equiv_class_label_eq): Ditto
161 (equiv_class_lookup): Ditto.
162 (equiv_class_ladd): Ditto.
163 (pointer_equiv_class): Ditto.
164 (location_equiv_class): Ditto.
165 (condense_visit): Rename and rewrite from label_visit to do only
166 SCC related stuff for HU.
167 (label_visit): Do HU work for HU.
168 (perform_var_substitution): Update to do HU and location
170 (free_var_substitution_info): Update to free HU and location
171 equivalence structures. */
172 (find_equivalent_node): Update for pointer but not location
174 (unite_pointer_equivalences): New function.
175 (move_complex_constraints): Rewrite to only do moving.
176 (rewrite_constraints): Split out of move_complex_constraints.
177 (solve_graph): Use graph->size.
178 (process_constraint_1): Add from_call argument, use it.
179 Split *a = &b into two constraints.
180 (process_constraint): Use new process_constraint_1.
181 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
182 (get_constraint_for): Handle non-pointer integers properly.
183 Remove code that used to handle structures.
184 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
185 with unknown addends.
186 (handle_rhs_call): New function.
187 (find_func_aliases): Use handle_rhs_call.
188 (set_uids_in_ptset): Add an assert.
189 (set_used_smts): Fix bug in not considering unified vars.
190 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
191 (compute_points_to_sets): Update for other function changes.
192 (delete_points_to_sets): Ditto.
193 (ipa_pta_execute): Ditto.
194 (pass_ipa_pta): We need to update SSA after ipa_pta.
196 2007-08-19 Jan Hubicka <jh@suse.cz>
198 * i386.md: Replace "rim" and "mri" constraints by "g".
200 2007-08-19 Joseph Myers <joseph@codesourcery.com>
202 * dwarf2out.c (text_section_used, cold_text_section_used,
203 cold_text_section, dwarf2out_note_section_used): New.
204 (dwarf2out_init): Initialize cold_text_section.
205 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
206 dwarf2out_note_section_used.
207 (size_of_aranges): Only count entry for text section if it was
208 used. Count entry for cold text section if it was used.
209 (output_aranges): Only output entries for text section and cold
210 text section if they were used.
212 2007-08-19 Andrew Pinski <pinskia@gmail.com>
214 * tree-pretty-print.c (debug_generic_expr): Add a comment about
216 (debug_generic_stmt): Likewise.
217 (debug_tree_chain): Likewise.
219 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
221 * tree-data-refs.c (split_constant_offset): Expose.
222 * tree-data-refs.h (split_constant_offset): Add declaration.
224 * tree-vectorizer.h (dr_alignment_support): Renamed
225 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
226 Added a new value dr_explicit_realign.
227 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
228 dr_offset, dr_step, and dr_aligned_to, along with new access
229 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
230 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
231 STMT_VINFO_DR_ALIGNED_TO.
233 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
235 In case of outer-loop vectorization with non-fixed misalignment - use
236 the dr_explicit_realign scheme instead of the optimized realignment
238 (new_stmt_vec_info): Initialize new fields.
240 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
241 'nested_in_vect_loop' case. Change verbosity level.
242 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
243 Don't fail on zero step in the outer-loop for loads.
244 (vect_analyze_data_refs): Call split_constant_offset to calculate base,
245 offset and init relative to the outer-loop.
247 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
248 BSI function argument with a new function argument - at_loop.
249 Simplify the condition that determines STEP. Takes additional argument
250 INV_P. Support outer-loop vectorization (handle the nested_in_vect_loop
251 case), including zero step in the outer-loop. Call
252 vect_create_addr_base_for_vector_ref with additional argument.
253 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
254 Updated function documentation. Handle the 'nested_in_vect_loop' case.
255 Fixed and simplified calculation of step.
256 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
257 of bsi, and with additional argument. Call bump_vector_ptr with
258 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
259 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
260 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
261 when the realignment setup needs to take place inside the loop. Support
262 the dr_explicit_realign scheme. Allow generating the optimized
263 realignment scheme for outer-loop vectorization. Added documentation.
264 (vectorizable_load): Support the dr_explicit_realign scheme. Handle the
265 'nested_in_vect_loop' case, including loads that are invariant in the
266 outer-loop and the realignment schemes. Handle the case when the
267 realignment setup needs to take place inside the loop. Call
268 vect_setup_realignment with additional arguments. Call
269 vect_create_data_ref_ptr with additional argument and with loop instead
270 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
271 (vect_gen_niters_for_prolog_loop): Call
272 vect_create_addr_base_for_vector_ref with additional arguments.
273 (vect_create_cond_for_align_checks): Likewise.
274 (bump_vector_ptr): Updated to support the new dr_explicit_realign
275 scheme: takes additional argument bump; argument ptr_incr is now
276 optional; updated documentation.
277 (vect_init_vector): Takes additional argument (bsi). Use it, if
278 available, to insert the vector initialization.
279 (get_initial_def_for_induction): Pass additional argument in call to
281 (vect_get_vec_def_for_operand): Likewise.
282 (vect_setup_realignment): Likewise.
283 (vectorizable_load): Likewise.
285 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
287 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
288 as argument instead of struct loop.
289 (nested_in_vect_loop_p): New function.
290 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
292 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
293 from other phis in the loop.
294 (destroy_loop_vec_info): Add additional argument to declaration.
296 * tree-vectorizer.c (supportable_widening_operation): Also check if
297 nested_in_vect_loop_p (don't allow changing the order in this case).
298 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
299 of struct loop. Call nested_in_vect_loop_p and don't require
300 flag_unsafe_math_optimizations if it returns true.
301 (new_stmt_vec_info): When setting def_type for phis differentiate
302 loop-header phis from other phis.
303 (bb_in_loop_p): New function.
304 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so just
305 update their loop_vinfo. Order of BB traversal now matters - call
306 dfs_enumerate_from with bb_in_loop_p.
307 (destroy_loop_vec_info): Takes additional argument to control whether
308 stmt_vinfo of the loop stmts should be destroyed as well.
309 (vect_is_simple_reduction): Allow the "non-reduction" use of a
310 reduction stmt to be defines by a non loop-header phi.
311 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
313 * tree-vect-transform.c (vectorizable_reduction): Call
314 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
315 (vectorizable_call): Likewise.
316 (vectorizable_conversion): Likewise.
317 (vectorizable_operation): Likewise.
318 (vectorizable_type_promotion): Likewise.
319 (vectorizable_type_demotion): Likewise.
320 (vectorizable_store): Likewise.
321 (vectorizable_live_operation): Likewise.
322 (vectorizable_reduction): Likewise. Also pass loop_info to
323 vect_is_simple_reduction instead of loop.
324 (vect_init_vector): Call nested_in_vect_loop_p.
325 (get_initial_def_for_reduction): Likewise.
326 (vect_create_epilog_for_reduction): Likewise.
327 (vect_init_vector): Check which loop to work with, in case there's an
329 (get_initial_def_for_inducion): Extend to handle outer-loop
330 vectorization. Fix indentation.
331 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
332 In the case vect_induction_def get the vector def from the induction
333 phi node, instead of calling get_initial_def_for_inducion.
334 (get_initial_def_for_reduction): Extend to handle outer-loop
336 (vect_create_epilog_for_reduction): Extend to handle outer-loop
338 (vect_transform_loop): Change assert to just skip this case. Add a
340 (vect_finish_stmt_generation): Add a couple asserts.
342 (vect_estimate_min_profitable_iters): Multiply
343 cost of inner-loop stmts (in outer-loop vectorization) by estimated
345 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
346 this is an inner-loop reduction in outer-loop vectorization.
348 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
349 Same code as what used to be vect_analyze_scalar_cycles, only with
350 additional argument loop, and loop_info passed to
351 vect_is_simple_reduction instead of loop.
352 (vect_analyze_scalar_cycles): Code factored out into
353 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
354 Updated documentation.
355 (analyze_operations): Check for inner-loop loop-closed exit-phis during
356 outer-loop vectorization that are live or not used in the outerloop,
357 cause this requires special handling.
358 (vect_enhance_data_refs_alignment): Don't consider versioning for
360 (vect_analyze_data_refs): Check that there are no datarefs in the
362 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
363 and vect_used_in_outer_by_reduction cases.
364 (process_use): Also consider the case of outer-loop stmt defining an
365 inner-loop stmt and vice versa.
366 (vect_analyze_loop_1): New function.
367 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
368 loops. Call vect_analyze_loop_1.
369 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
370 been vectorized. Call destroy_loop_vec_info with additional argument.
372 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
373 in the inner-loop when doing outer-loop vectorization. Add
374 documentation and printout.
375 (vect_recog_dot_prod_pattern): Likewise. Also add check for
376 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
378 2007-08-18 Andrew Pinski <pinskia@gmail.com>
380 * tree-affine.h (print_aff): New prototype.
381 (debug_aff): Likewise.
382 * tree-affine.c (print_aff): New function.
383 (debug_aff): Likewise.
385 2007-08-18 Paul Brook <paul@codesourcery.com>
386 Joseph Myers <joseph@codesourcery.com>
388 * common.opt (-fdebug-prefix-map=): New option.
389 * opts.c: Include debug.h.
390 (common_handle_option): Handle -fdebug-prefix-map.
391 * final.c: Include ggc.h.
392 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
393 remap_debug_filename): New.
394 * Makefile.in (final.o, opts.o): Update dependencies.
395 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
396 * configure.ac: Check for assembler --debug-prefix-map support.
397 * configure, config.in: Regenerate.
398 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
399 (ASM_DEBUG_SPEC): Include ASM_MAP.
400 * doc/install.texi (--with-debug-prefix-map): Document.
401 * doc/invoke.texi (-fdebug-prefix-map): Document.
402 * dbxout.c (dbxout_init, dbxout_start_source_file,
403 dbxout_source_file): Call remap_debug_filename.
404 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
405 dwarf2out_start_source_file, dwarf2out_finish): Call
406 remap_debug_filename.
407 (file_table_relative_p): Do not check d->emitted_number.
408 * toplev.c (output_file_directive): Call remap_debug_filename.
409 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
410 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
412 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
414 * loop-invariant.c (find_invariants_to_move): Add missing macro
417 2007-08-17 Tom Tromey <tromey@redhat.com>
419 * tree.h (struct tree_label_decl): Removed old "java" fields.
421 2007-08-17 Richard Sandiford <richard@codesourcery.com>
422 Nigel Stephens <nigel@mips.com>
424 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
425 Treat -mno-data-in-code and -mcode-xonly as aliases for
426 -mcode-readable=no and -mcode-readable=pcrel respectively.
427 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
428 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
429 (MULTILIB_DIRNAMES): Update accordingly.
431 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
433 * Makefile.in (version.o): Depend on $(REVISION) only if
434 REVISION_s is defined.
436 2007-08-17 Sa Liu <saliu@de.ibm.com>
437 Ulrich Weigand <uweigand@de.ibm.com>
440 * tree.c (reconstruct_complex_type): For a pointer to a vector,
441 use build_qualified_type to retain qualifiers of the base type.
443 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
445 * config/score/score.md : Update pattern tablejump.
446 * config/score/score.c : Update score_initialize_trampoline
448 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
449 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
450 * doc/contrib.texi: Add my entry.
452 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
454 * Makefile.in (REVISION): New.
457 (version.o): Also depend on $(REVISION). Add
458 -DREVISION=$(REVISION_s).
460 * version.c (version_string): Add REVISION.
462 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
464 * tree-eh.c (lower_try_finally_onedest): Reset the locus
465 of GOTO that's relocated to a different block.
467 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
469 * c-common.c (const_strip_array_types): New.
470 * c-common.h (lang_missing_noreturn_ok_p): Delete.
471 (const_strip_array_types): New.
472 * c-objc-common.c (c_disregard_inline_limits,
473 c_warn_unused_global_decl): Constify.
474 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
475 c_vla_type_p, c_incomplete_type_error): Likewise.
476 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
477 * hooks.c (hook_bool_const_tree_false): New.
478 * hooks.h (hook_bool_const_tree_false): Likewise.
479 * langhooks-def.h (lhd_warn_unused_global_decl,
480 lhd_incomplete_type_error, lhd_expr_size,
481 lhd_tree_inlining_disregard_inline_limits,
482 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
483 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
484 * langhooks.c (lhd_warn_unused_global_decl,
485 lhd_incomplete_type_error,
486 lhd_tree_inlining_disregard_inline_limits,
487 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
488 lhd_expr_size): Likewise.
489 * langhooks.h (lang_hooks_for_tree_inlining,
490 lang_hooks_for_tree_dump, lang_hooks_for_types,
491 lang_hooks_for_decls, lang_hooks): Likewise.
492 * pointer-set.c (pointer_set_t, pointer_set_create,
493 pointer_set_contains, insert_aux, pointer_set_insert,
494 pointer_set_traverse, pointer_map_t, pointer_map_create,
495 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
497 * pointer-set.h (pointer_set_contains, pointer_set_insert,
498 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
499 pointer_map_traverse): Likewise.
500 * predict.c (assert_is_empty): Likewise.
501 * tree-affine.c (free_name_expansion): Likewise.
502 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
503 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
504 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
506 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
508 * tree-vectorizer.c (new_loop_vec_info): Initialize new
510 (destroy_loop_vec_info): Add call to VEC_free.
511 * tree-vectorizer.h (may_alias_ddrs): Define.
512 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
513 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
514 Change reporting to dump.
515 (vect_is_duplicate_ddr): New.
516 (vect_mark_for_runtime_alias_test): New.
517 (vect_analyze_data_ref_dependences) Add call to
518 vect_mark_for_runtime_alias_test.
519 (vect_enhance_data_refs_alignment): Define local variable
520 vect_versioning_for_alias_required, don't perform
521 peeling for alignment if versioning for alias is
523 (vect_enhance_data_refs_alignment): Use
524 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
525 PARAM_VECT_MAX_VERSION_CHECKS.
526 * tree-vect-transform.c
527 (vect_create_cond_for_alias_checks): New.
528 (vect_transform_loop): Add call to
529 vect_create_cond_for_alias_checks.
530 (vect_vfa_segment_size): New.
531 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
533 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
534 * gcc/doc/invoke.texi
535 (vect-max-version-for-alignment-checks): Document.
536 (vect-max-version-for-alias-checks): Document.
537 (vect-max-version-checks): Remove.
539 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
541 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
542 the same line as the instruction for all asm dialects.
544 (*rep_movsi_rex64): Ditto.
546 (*rep_movqi_rex64): Ditto.
547 (*rep_stosdi_rex64): Ditto.
548 (*rep_stossi): Ditto.
549 (*rep_stossi_rex64): Ditto.
550 (*rep_stosqi): Ditto.
551 (*rep_stosqi_rex64): Ditto.
552 (*cmpstrnqi_nz_1): Ditto.
553 (*cmpstrnqi_nz_rex_1): Ditto.
554 (*cmpstrnqi_1): Ditto.
555 (*cmpstrnqi_rex_1): Ditto.
556 (*strlenqi_1): Ditto.
557 (*strlenqi_rex_1): Ditto.
558 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
559 prefix on the same line as the instruction for all asm dialects.
560 (sync_double_compare_and_swap<mode>): Ditto.
561 (*sync_double_compare_and_swapdi_pic): Ditto.
562 (*sync_compare_and_swap_cc<mode>): Ditto.
563 (sync_double_compare_and_swap_cc<mode>): Ditto.
564 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
565 (sync_old_add<mode>): Ditto.
566 (sync_add<mode>): Ditto.
567 (sync_sub<mode>): Ditto.
568 (sync_ior<mode>): Ditto.
569 (sync_and<mode>): Ditto.
570 (sync_xor<mode>): Ditto.
572 2007-08-16 Richard Sandiford <richard@codesourcery.com>
575 * reload.c (find_reloads): Check that the memory returned by
576 find_reloads_toplev was not the result of forcing a constant
578 (find_reloads_toplev): Always use simplify_gen_subreg to get
579 the subreg of a constant. If the result is also a constant,
580 but not a legitimate one, force it into the constant pool
581 and reload its address.
583 2007-08-15 David Edelsohn <edelsohn@gnu.org>
585 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
588 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
590 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
591 directive for the current vector ABI.
593 2007-08-15 Steve Ellcey <sje@cup.hp.com>
596 * caller-save.c (reg_save_code): Set invalide status on restore code.
598 2007-08-15 Diego Novillo <dnovillo@google.com>
600 * tree-ssa-alias.c (compute_memory_partitions): Use
601 alias_bitmap_obstack to allocate bitmaps.
602 (reset_alias_info): Factor out of init_alias_info.
603 Mark all name tags not associated to an SSA name for renaming.
604 (init_alias_info): Call it.
605 (create_name_tags): Tidy. Add comments.
606 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
608 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
610 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
611 scheduler dependencies.
613 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
615 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
617 (*iorsi_1_zext): Likewise.
618 (*iorsi_1_zext_imm): Likewise.
619 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
620 with "rm"/"xm" constraint.
621 (sse2_vmsqrtv2df2): Likewise.
623 2007-08-15 Jakub Jelinek <jakub@redhat.com>
626 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
629 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
631 * tree-pass.h (PROP_pta): Removed.
632 (TODO_rebuild_alias): New.
633 (pass_may_alias): Removed.
634 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
635 aliasing if we changed something.
636 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
638 (pass_may_alias): Removed.
639 (create_structure_vars): Return TODO_rebuild_alias.
640 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
641 * tree-sra.c (tree_sra): Only rebuild aliasing if something
643 (tree_sra_early): We never affect aliasing right now.
644 * tree-flow.h (compute_may_aliases): New prototype.
645 * passes.c: Remove pass_may_alias from the passes.
646 (execute_function_todo): Support TODO_rebuild_alias.
648 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
650 * i386.c: (legitimize_address): Move dllimported variable check
651 infront of legitimizing pic address of CONST symbols.
653 2007-08-14 Steve Ellcey <sje@cup.hp.com>
655 PR tree-optimization/32941
656 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
657 (goto_queue_cmp): Remove.
658 (find_goto_replacement): Change search method.
659 (maybe_record_in_goto_queue): Add assert.
660 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
661 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
663 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
665 * alias.c (component_uses_parent_alias_set): Constify.
666 * alias.h (component_uses_parent_alias_set): Likewise.
667 * cfgrtl.c (print_rtl_with_bb): Likewise.
668 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
669 mpz_get_double_int): Likewise.
670 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
671 mpz_get_double_int): Likewise.
672 * expr.c (is_aligning_offset, undefined_operand_subword_p,
673 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
675 * expr.h (safe_from_p): Likewise.
676 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
678 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
679 zero_sized_type, goa_lhs_expr_p): Likewise.
680 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
681 * rtl.h (print_rtl_with_bb): Likewise.
682 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
683 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
684 * tree-flow-inline.h (bb_stmt_list): Constify.
685 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
687 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
688 const_first_stmt, const_last_stmt): New.
689 (block_may_fallthru, empty_block_p): Constify.
690 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
691 EXPR_ONLY_BODY): New.
692 (expr_first, expr_last, expr_only): Use macro for body.
693 (const_expr_first, const_expr_last, const_expr_only): New.
694 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
695 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
696 ctsi_prev, ctsi_stmt): New.
697 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
698 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
699 * tree-ssa-loop-niter.c (loop_only_exit_p,
700 derive_constant_upper_bound): Likewise.
701 * tree-ssa-phiopt.c (empty_block_p): Likewise.
702 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
703 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
704 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
705 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
706 * tree.c (get_type_static_bounds): Likewise.
707 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
708 (get_type_static_bounds): Constify.
710 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
713 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
714 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
715 (*<addsub><mode>3_cc_overflow): New.
716 (*add<mode>3_cconly_overflow): New.
717 (*sub<mode>3_cconly_overflow): New.
718 (*<addsub>si3_zext_cc_overflow): New.
719 * config/i386/predicates.md (fcmov_comparison_operator): Accept
720 CCCmode for LTU, GTU, LEU and GEU.
721 (ix86_comparison_operator): Likewise.
722 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
723 * config/i386/i386.c (put_condition_code): Support CCCmode.
724 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
725 or MINUS expressions.
727 2007-08-14 Andrew Pinski <pinskia@gmail.com>
730 * c-typeck.c (build_binary_op): Disallow vector float types with
731 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
733 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
735 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
736 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
737 (dep_def): New typedef.
738 (init_dep_1, sd_debug_dep): Declare functions.
739 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
740 (debug_dep_links): Remove.
741 (struct _deps_list): New field 'n_links'.
742 (DEPS_LIST_N_LINKS): New macro.
743 (FOR_EACH_DEP_LINK): Remove.
744 (create_deps_list, free_deps_list, delete_deps_list): Remove
746 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
747 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
748 (copy_deps_list_change_con, move_dep_link): Ditto.
749 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
750 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
752 (INSN_BACK_DEPS): Remove.
753 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
755 (INSN_DEP_COUNT): Remove.
756 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
757 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
758 Declare global variables.
759 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
760 (add_forw_dep, compute_forward_dependences): Remove declarations.
761 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
762 (add_back_forw_dep, delete_back_forw_dep): Ditto.
763 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
765 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW): New
767 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
768 (sd_list_types_def): New typedef.
769 (sd_next_list): Declare function.
770 (struct _sd_iterator): New type.
771 (sd_iterator_def): New typedef.
772 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
774 (FOR_EACH_DEP): New cycle wrapper.
775 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
777 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
778 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
781 * sched-deps.c (init_dep_1): Make global.
782 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
784 (dump_dep): New static function.
785 (dump_dep_flags): New static variable.
786 (sd_debug_dep): New function.
787 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
789 (move_dep_link): Use remove_from_deps_list (), instead of
791 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
792 (dep_link_is_detached_p): New static function.
793 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
795 (dn_pool, dl_pool): New alloc_pools.
796 (dn_pool_diff, dl_pool_diff): New static variables.
797 (create_dep_node, delete_dep_node): New static function.
798 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
799 (deps_list_empty_p): Make it static. Use 'n_links' field.
800 (deps_pools_are_empty_p): New static function.
801 (alloc_deps_list, delete_deps_list): Remove.
802 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
803 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
804 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
805 (forward_dependency_cache): Remove.
806 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
807 'back' from the names. Change signature to use dep_t instead of
809 (add_back_dep): Ditto. Make global.
810 (check_dep_status): Rename to check_dep ().
811 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
813 (sd_finish_insn): Ditto.
814 (sd_find_dep_between_no_cache): New static function.
815 (sd_find_dep_between): New function.
816 (ask_dependency_caches, set_dependency_caches): New static functions.
817 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
818 (add_or_update_dep_1): Separate pieces of functionality into
819 ask_dependency_caches (), update_dependency_caches (),
820 change_spec_dep_to_hard (), update_dep ().
821 (get_back_and_forw_lists): New static function.
822 (sd_add_dep): Separate setting of dependency caches into
823 set_dependency_caches ().
824 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
826 (sd_delete_dep): Ditto.
827 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
828 (dump_lists): New static function.
829 (sd_debug_lists): New debug function.
830 (delete_all_dependences, fixup_sched_groups): Update to use
832 (sched_analyze_2): Create data-speculative dependency only if
833 data-speculation is enabled.
834 (sched_analyze_insn): If insn cannot be speculative, make all its
835 dependencies non-speculative.
836 (sched_analyze): Use sd_init_insn ().
837 (add_forw_dep, compute_forward_dependencies): Remove.
838 (delete_dep_nodes_in_back_deps): New static function.
839 (sched_free_deps): New function.
840 (init_dependency_caches): Init alloc_pools.
841 (extend_depedency_caches): Update after removing of
842 forward_dependency_cache.
843 (free_dependency_caches): Ditto. Free alloc_pools.
844 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
845 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
847 (add_back_forw_dep, delete_back_forw_dep): Ditto.
848 (add_dependence): Use init_dep ().
849 (get_dep_weak_1): New static function.
850 (get_dep_weak): Move logic to get_dep_weak_1 ().
851 (dump_ds): New static function moved from haifa-sched.c:
852 debug_spec_status ().
853 (debug_ds): New debug function.
854 (check_dep_status): Rename to check_dep (). Update to check whole
857 * haifa-sched.c (spec_info): Make global.
858 (added_recovery_block_p): Rename to
859 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
860 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
861 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
862 to use new interfaces.
863 (ok_for_early_queue_removal): Ditto.
864 (schedule_block): Initialize logical uids of insns emitted by the
866 (sched_init): Initialize new variable.
867 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
869 (extend_global): Initialize insn data.
870 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
871 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
873 (add_to_speculative_block): Update to use new interfaces.
874 (create_recovery_block): Set new variables.
875 (create_check_block_twin, fix_recovery_deps): Update to use new
877 (sched_insn_is_legitimate_for_speculation_p): New function.
878 (speculate_insn): Move checking logic to
879 sched_insn_is_legitimate_for_speculation_p ().
880 (sched_remove_insn): Finalize sched-deps information of instruction.
881 (clear_priorities, add_jump_dependencies): Update to use new
883 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
885 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
886 to use new interfaces.
887 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
888 (new_ready): Try to use control speculation only if it is available.
889 (add_branch_dependences): Update to use new interfaces.
890 (compute_block_backward_dependences): Rename to
891 compute_block_dependences (). Call
892 targetm.sched.dependencies_evaluation_hook ().
893 (free_block_dependencies): New static function.
894 (debug_dependencies): Update to use new interfaces.
895 (schedule_region): Remove separate computation of forward dependencies.
896 Move call of targetm.sched.dependencies_evaluation_hook () to
897 compute_block_dependences (). Free dependencies at the end of
898 scheduling the region.
900 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
902 (add_deps_for_risky_insns): Ditto.
903 (schedule_ebb): Remove separate computation of forward dependencies.
904 Free dependencies at the end of scheduling the ebb.
906 * ddg.c (create_ddg_dependence): Update to use new interfaces.
907 (build_intra_loop_deps): Ditto. Remove separate computation of forward
908 dependencies. Free sched-deps dependencies.
910 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
911 to use new interfaces.
912 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
914 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
916 (is_costly_group): Ditto.
918 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
920 * alias.c (rtx_equal_for_memref_p): Constify.
921 * basic-block.h (const_edge, const_basic_block): New.
922 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
923 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
924 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
925 probably_never_executed_bb_p, edge_probability_reliable_p,
926 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
927 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
929 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
930 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
932 * cfganal.c (flow_active_insn_p, forwarder_block_p,
933 flow_nodes_print, dfs_enumerate_from): Likewise.
934 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
935 control_flow_insn_p, count_basic_blocks): Likewise.
936 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
937 get_loop_body_with_size, loop_exit_edge_p): Likewise.
938 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
939 average_num_loop_insns, loop_exit_edge_p,
940 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
941 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
942 average_num_loop_insns, seq_cost): Likewise.
943 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
944 * dominance.c (dominated_by_p): Likewise.
945 * emit-rtl.c (validate_subreg): Likewise.
946 * except.c (can_throw_internal, can_throw_external): Likewise.
947 * except.h (can_throw_internal, can_throw_external): Likewise.
948 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
949 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
950 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
951 simple_mem, store_ops_ok, load_kills_store, find_loads,
952 store_killed_in_insn, store_killed_after, store_killed_before,
953 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
955 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
956 noce_mem_write_may_trap_or_fault_p): Likewise.
957 * pointer-set.c (pointer_set_contains, pointer_map_contains):
959 * pointer-set.h (pointer_set_contains, pointer_map_contains):
961 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
962 probably_cold_bb_p, probably_never_executed_bb_p,
963 edge_probability_reliable_p, br_prob_note_reliable_p,
964 can_predict_insn_p): Likewise.
965 * regclass.c (reg_set_to_hard_reg_set): Likewise.
966 * resource.c (return_insn_p): Likewise.
967 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
969 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
970 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
971 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
972 verify_gimple_modify_stmt): Likewise.
973 * tree-chrec.c (is_not_constant_evolution,
974 is_multivariate_chrec_rec, is_multivariate_chrec,
975 chrec_contains_symbols, chrec_contains_undetermined,
976 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
977 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
978 eq_evolutions_p, scev_direction): Likewise.
979 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
980 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
981 chrec_contains_symbols_defined_in_loop,
982 chrec_contains_undetermined, tree_contains_chrecs,
983 evolution_function_is_affine_multivariate_p,
984 evolution_function_is_univariate_p, chrec_zerop,
985 evolution_function_is_constant_p, evolution_function_is_affine_p,
986 evolution_function_is_affine_or_constant_p,
987 tree_does_not_contain_chrecs, chrec_type): Likewise.
988 * tree-data-ref.c (tree_fold_divides_p,
989 object_address_invariant_in_loop_p, dr_may_alias_p,
990 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
991 same_access_functions, constant_access_functions,
992 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
994 * tree-flow.h (scev_direction): Likewise.
995 * tree-gimple.c (is_gimple_stmt): Likewise.
996 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
998 * tree-pretty-print.c (op_prio): Likewise.
999 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
1000 analyzable_condition, backedge_phi_arg_p): Likewise.
1001 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
1002 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
1003 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
1006 2007-08-13 Dan Hipschman <dsh@google.com>
1009 * c-format.c (check_format_arg): Move check for zero-length
1010 format strings below the check for unterminated strings.
1012 2007-08-13 Andrew Pinski <pinskia@gmail.com>
1015 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
1018 2007-08-13 Nick Clifton <nickc@redhat.com>
1020 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
1022 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1025 * c-format.c (gcc_gfc_length_specs): New array.
1026 (gcc_gfc_char_table): Add unsigned specifier, and references to
1027 the l length modifier.
1028 (format_types_orig): Use the new gcc_gfc_length_specs.
1030 2007-08-12 Sa Liu <saliu@de.ibm.com>
1032 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
1033 and with REG_RETVAL note after split.
1035 2007-08-11 David Daney <ddaney@avtrex.com>
1037 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
1038 as ATTRIBUTE_UNUSED.
1040 2007-08-11 David Edelsohn <edelsohn@gnu.org>
1041 Segher Boessenkool <segher@kernel.crashing.org>
1043 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
1044 HAVE_LOCAL_CPU_DETECT not defined.
1046 2007-08-11 Jan Hubicka <jh@suse.cz>
1048 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
1049 (cgraph_process_new_functions): Honor previous value of
1050 disregard_inline_limits.
1051 * ipa-inline.c (compute_inline_parameters): Likewise.
1053 2007-08-11 Ian Lance Taylor <iant@google.com>
1055 * alias.h (alias_set_type): Define new type.
1056 (ALIAS_SET_MEMORY_BARRIER): Use it.
1057 * rtl.h: Include alias.h.
1058 (struct mem_attrs): Use alias_set_type.
1059 * tree.h: Include alias.h
1060 (struct tree_type): Use alias_set_type.
1061 (struct tree_struct_field_tag): Likewise.
1062 (struct tree_decl_common): Likewise.
1063 * alias.c (struct alias_set_entry): Use alias_set_type.
1064 (get_alias_set_entry, alias_set_subset_of): Likewise.
1065 (alias_sets_conflict_p): Likewise.
1066 (alias_sets_must_conflict_p): Likewise.
1067 (objects_must_conflict_p): Likewise.
1068 (get_alias_set, new_alias_set): Likewise.
1069 (record_alias_subset, record_component_aliases): Likewise.
1070 (varargs_set, frame_set): Change to alias_set_type.
1071 (get_varargs_alias_set): Use alias_set_type.
1072 (get_frame_alias_set): Likewise.
1073 * builtins.c (setjmp_alias_set): Change to alias_set_type.
1074 * dse.c (struct store_info): Use alias_set_type.
1075 (struct read_info, struct clear_alias_mode_holder): Likewise.
1076 (clear_alias_set_lookup, canon_address): Likewise.
1077 (record_store, check_mem_read_rtx): Likewise.
1078 (dse_record_singleton_alias_set): Likewise.
1079 (dse_invalidate_singleton_alias_set): Likewise.
1080 * emit-rtl.c (get_mem_attrs): Likewise.
1081 (set_mem_attributes_minus_bitpos): Likewise.
1082 (set_mem_alias_set): Likewise.
1083 * expr.c (store_constructor_field, store_field): Likewise.
1084 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
1085 * langhooks.c (lhd_get_alias_set): Likewise.
1086 * langhooks-def.h (lhd_get_alias_set): Likewise.
1087 * reload1.c (alter_reg): Likewise.
1088 * tree-flow.h (struct fieldoff): Likewise.
1089 * tree-ssa-alias.c (struct alias_map_d): Likewise.
1090 (may_alias_p, get_smt_for, create_sft): Likewise.
1091 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
1092 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1093 (merge_smts_into): Likewise.
1094 * varasm.c (const_alias_set): Likewise.
1095 * c-common.c (strict_aliasing_warning): Likewise.
1096 (c_common_get_alias_set): Likewise.
1097 * dse.h (dse_record_singleton_alias_set): Update declaration.
1098 (dse_invalidate_singleton_alias_set): Likewise.
1099 * emit-rtl.h (set_mem_alias_set): Likewise.
1100 * c-common.h (c_common_get_alias_set): Likewise.
1101 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
1102 * print-tree.c (print_node): Likewise.
1103 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
1105 (alpha_setup_incoming_varargs): Use alias_set_type.
1106 * config/i386/i386.c (setup_incoming_varargs_64): Use
1108 (setup_incoming_varargs_ms_64): Likewise.
1109 (ix86_GOT_alias_set): Likewise.
1110 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
1111 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1112 (set): Change to alias_set_type.
1113 (get_TOC_alias_set): Use alias_set_type.
1114 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
1116 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
1117 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
1119 (struct_value_alias_set): Likewise.
1120 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
1122 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1124 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
1125 * config/vxworks.h (TARGET_VXWORKS): Override.
1126 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
1127 "mips" if TARGET_VXWORKS.
1129 2007-08-11 Richard Sandiford <richard@codesourcery.com>
1131 * calls.c (avoid_likely_spilled_reg): New function.
1132 (expand_call): Use it.
1134 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1136 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
1138 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
1140 * config/mips/predicates.md (const_call_insn_operand): Invoke
1141 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
1143 2007-08-10 David Edelsohn <edelsohn@gnu.org>
1146 * config/rs6000/driver-rs6000.c: Include link.h.
1147 Use ElfW instead of wordsize-specif typedef.
1149 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1151 * system.h (CONST_CAST): New.
1152 * c-decl.c (c_make_fname_decl): Use it.
1153 * c-lex.c (cb_ident, lex_string): Likewise.
1154 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
1155 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1156 give_switch, set_multilib_dir): Likewise.
1157 * gengtype-parse.c (string_seq, typedef_name): Likewise.
1158 * passes.c (execute_one_pass): Likewise.
1159 * prefix.c (update_path): Likewise.
1160 * pretty-print.c (pp_base_destroy_prefix): Likewise.
1161 * tree.c (build_string): Likewise.
1163 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1165 * tree-flow-inline.h (is_exec_stmt): Remove.
1166 (is_label_stmt): Remove.
1167 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
1170 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
1172 * lower-subreg.c (resolve_shift_zext): Don't adjust
1173 src_reg_num for wordmode operands.
1175 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
1176 David Ung <davidu@mips.com>
1178 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
1179 (TARGET_SCHED_REORDER2): Define.
1180 (mips_maybe_swap_ready): New.
1181 (mips_last_74k_agen_insn): New.
1182 (mips_74k_agen_init): New.
1183 (mips_74k_agen_reorder): New function to group loads and stores
1185 (mips_sched_init): New.
1186 (mips_sched_reorder): Don't do initialization here. Call
1187 mips_74k_agen_reorder.
1188 (mips_variable_issue): Call mips_74k_agen_init.
1190 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
1192 * tree-flow-inline.h (get_filename): Remove.
1194 2007-08-10 Richard Sandiford <richard@codesourcery.com>
1196 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
1198 (mips_fetch_insns): Delete in favor of...
1199 (mips_load_store_insns): ...this new function.
1200 * config/mips/mips.c (mips_address_insns): Add a boolean argument
1201 to say whether multiword moves _might_ be split.
1202 (mips_fetch_insns): Delete in favor of...
1203 (mips_load_store_insns): ...this new function.
1204 (mips_rtx_costs): Update the call to mips_address_insns.
1205 (mips_address_cost): Likewise.
1206 * config/mips/mips.md (length): Use mips_load_store_insns instead
1207 of mips_fetch_insns.
1208 * config/mips/constraints.md (R): Use mips_address_insns rather
1209 than mips_fetch_insns. Assume that the move never needs to be split.
1211 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1213 * config/mips/mips.opt (mhard-float, msoft-float): Make these
1214 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
1215 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
1216 * config/mips/mips.h (mips16_hard_float): Delete.
1217 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
1218 definitions, and replace with....
1219 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
1220 * config/mips/mips.c (mips16_hard_float): Delete. Replace
1221 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
1222 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
1223 (override_options): Replace MASK_SOFT_FLOAT references with
1224 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
1225 and mips16_hard_float when TARGET_MIPS16.
1227 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1230 * c-typeck.c (build_binary_op): Check for non pointer types before
1231 calling int_fits_type_p.
1233 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1236 * fold-const.c (omit_one_operand): Return only the ommitted expression
1237 if the result is an empty statement.
1238 (pedantic_omit_one_operand): Likewise.
1240 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
1242 * c-typeck.c (readonly_error): Improve error for assignment.
1244 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
1246 (pp_c_expression): Ditto.
1248 2007-08-09 Simon Baldwin <simonb@google.com>
1250 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
1251 break that was preventing simplify_associative_operation() for xor.
1253 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
1254 Nigel Stephens <nigel@mips.com>
1256 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
1257 Document change in interpretation of value from boolean to
1259 * optabs.c (expand_ffs, expand_ctz): New functions to compute
1260 ffs and ctz using clz.
1261 (expand_unop): Call them.
1262 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
1264 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
1265 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
1266 enable the new ffs expansion on this target.
1268 2007-08-09 Jan Hubicka <jh@suse.cz>
1270 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
1271 (expand_ternary_op): Likewise.
1272 (expand_vec_shift_expr): Likewise.
1273 (expand_binop_directly): Likewise.
1274 (expand_binop): Likewise.
1275 (sign_expand_binop): Likewise.
1276 (expand_twoval_unop): Likewise.
1277 (expand_twoval_binop): Likewise.
1278 (expand_twoval_binop_libfunc): Likewise.
1279 (widen_clz): Likewise.
1280 (widen_bswap): Likewise.
1281 (expand_parity): Likewise.
1282 (expand_unop): Likewise.
1283 (expand_abs_nojump): Likewise.
1284 (expand_copysign): Likewise.
1285 (emit_no_conflict_block): Likewise.
1286 (emit_libcall_block): Likewise.
1287 (can_compare_p): Likewise.
1288 (prepare_cmp_insn): Likewise.
1289 (emit_cmp_and_jump_insn_1): Likewise.
1290 (prepare_float_lib_cmp): Likewise.
1291 (emit_conditional_add): Likewise.
1292 (gen_add2_insn): Likewise.
1293 (have_add2_insn): Likewise.
1294 (gen_sub2_insn): Likewise.
1295 (have_sub2_insn): Likewise.
1296 (can_extend_p): Likewise.
1297 (can_fix_p): Likewise.
1298 (can_float_p): Likewise.
1299 (expand_float): Likewise.
1300 (expand_fix): Likewise.
1301 (expand_sfix_optab): Likewise.
1302 (new_optab): Likewise.
1303 (new_convert_optab): Likewise.
1304 (init_libfuncs): Likewise.
1305 (init_interclass_conv_libfuncs): Likewise.
1306 (init_intraclass_conv_libfuncs): Likewise.
1307 (set_conv_libfunc): Likewise.
1308 (init_optabs): Likewise.
1309 (debug_optab_libfuncs): Likewise.
1310 (gen_cond_trap): Likewise.
1311 * optabs.h (optab_handler, convert_optab_hanlder): New.
1312 * genopinit.c: Update optabs generation table.
1313 * reload.c (find_reloads_address_1): Use optabs accestors.
1314 * builtins.c (expand_builtin_mathfn): Likewise.
1315 (expand_builtin_mathfn_2): Likewise.
1316 (expand_builtin_mathfn_3): Likewise.
1317 (expand_builtin_interclass_mathfn): Likewise.
1318 (expand_builtin_sincos): Likewise.
1319 (expand_builtin_cexpi): Likewise.
1320 (expand_builtin_powi): Likewise.
1321 (expand_builtin_strlen): Likewise.
1322 * dojump.c (do_jump): Likewise.
1323 * expr.c (convert_move): Likewise.
1324 (move_by_pieces): Likewise.
1325 (move_by_pieces_ninsns): Likewise.
1326 (can_store_by_pieces): Likewise.
1327 (store_by_pieces_1): Likewise.
1328 (emit_move_via_integer): Likewise.
1329 (emit_move_complex): Likewise.
1330 (emit_move_ccmode): Likewise.
1331 (emit_move_insn_1): Likewise.
1332 (emit_single_push_insn): Likewise.
1333 (store_constructor): Likewise.
1334 (expand_expr_real_1): Likewise.
1335 (do_store_flag): Likewise.
1336 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
1337 (enumerate_modes): Likewise.
1338 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1339 (supportable_widening_operation): Likewise.
1340 (supportable_narrowing_operation): Likewise.
1341 * expmed.c (store_bit_field_1): Likewise.
1342 (extract_bit_field_1): Likewise.
1343 (expand_mult_highpart_optab): Likewise.
1344 (expand_smod_pow2): Likewise.
1345 (expand_divmod): Likewise.
1346 (emit_store_flag): Likewise.
1347 * tree-vect-patterns.c
1348 (vect_pattern_recog_1): Likewise.
1349 * tree-ssa-loop-prefetch.c
1350 (nontemporal_store_p): Likewise.
1351 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
1352 (vect_create_epilog_for_reduction): Likewise.
1353 (vectorizable_reduction): Likewise.
1354 (vectorizable_operation): Likewise.
1355 (vect_strided_store_supported): Likewise.
1356 (vectorizable_store): Likewise.
1357 (vect_strided_load_supported): Likewise.
1358 (vectorizable_load): Likewise.
1359 * combine.c (simplify_comparison): Likewise.
1360 * tree-vect-generic.c
1361 (type_for_widest_vector_mode): Likewise.
1362 (expand_vector_operations_1): Likewise.
1363 * config/spu/spu.c (spu_expand_mov): Likewise.
1364 (spu_emit_vector_compare): Likewise.
1365 * config/rs6000/rs6000.c
1366 (rs6000_emit_vector_compare): Likewise.
1367 * stmt.c (add_case_node): Likewise.
1368 * reload1.c (gen_reload):
1370 2007-08-09 Michael Matz <matz@suse.de>
1372 * tree.h (fixed_zerop): Declare as taking a const_tree.
1373 * tree.c (fixed_zerop): Take a const_tree.
1375 2007-08-09 Ira Rosen <irar@il.ibm.com>
1377 * tree-vect-transform.c (vectorizable_store): Remove call to
1378 copy_virtual_operands() and call mark_symbols_for_renaming() for
1379 the created vector store.
1380 (vect_setup_realignment): Don't call copy_virtual_operands() and
1381 update_vuses_to_preheader().
1382 (vectorizable_load): Don't call copy_virtual_operands().
1383 (update_vuses_to_preheader): Remove.
1385 2007-08-08 Chao-ying Fu <fu@mips.com>
1387 * tree.def (FIXED_POINT_TYPE): New type.
1388 (FIXED_CST): New constant.
1389 (FIXED_CONVERT_EXPR): New expr.
1390 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
1391 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
1392 * tree.h (struct tree_base): Add saturating_flag.
1393 Remove one bit of spare for saturating_flag.
1394 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
1395 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
1396 FIXED_POINT_TYPE_P): Define.
1397 (TYPE_SATURATING): Define.
1398 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
1399 (struct tree_fixed_cst): New.
1400 (TYPE_IBIT, TYPE_FBIT): Define.
1401 (tree_node): Add fixed_cst.
1402 (enum tree_index): Add new enumeration values of
1403 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
1404 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
1405 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
1406 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
1407 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
1408 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
1409 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
1410 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
1411 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
1412 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
1413 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
1414 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
1415 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
1416 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
1417 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
1418 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
1419 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
1420 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
1421 (sat_short_fract_type_node, sat_fract_type_node,
1422 sat_long_fract_type_node, sat_long_long_fract_type_node,
1423 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
1424 sat_unsigned_long_fract_type_node,
1425 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
1426 fract_type_node, long_fract_type_node, long_long_fract_type_node,
1427 unsigned_short_fract_type_node, unsigned_fract_type_node,
1428 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
1429 sat_short_accum_type_node, sat_accum_type_node,
1430 sat_long_accum_type_node, sat_long_long_accum_type_node,
1431 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
1432 sat_unsigned_long_accum_type_node,
1433 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
1434 accum_type_node, long_accum_type_node, long_long_accum_type_node,
1435 unsigned_short_accum_type_node, unsigned_accum_type_node,
1436 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
1437 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
1438 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
1439 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
1440 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
1441 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
1442 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
1443 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
1444 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
1445 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
1446 sat_uda_type_node, sat_uta_type_node): New macro.
1447 (make_fract_type, make_accum_type): Declare.
1448 (make_signed_fract_type, make_unsigned_fract_type,
1449 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
1450 make_signed_accum_type, make_unsigned_accum_type,
1451 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
1452 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
1453 make_or_reuse_sat_signed_fract_type,
1454 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
1455 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
1456 make_or_reuse_sat_unsigned_accum_type): New macro.
1457 (fixed_zerop): Declare.
1458 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1459 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1460 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1461 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1462 * treestruct.def: Add TS_FIXED_CST.
1463 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
1465 (tree-dump.o): Likewise.
1466 (print-tree.o): Likewise.
1467 (tree-pretty-print.o): Likewise.
1468 (fold-const.o): Likewise.
1469 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
1470 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
1471 (is_gimple_min_invariant): Handle FIXED_CST.
1472 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
1473 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1474 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1475 (layout_type): Handle FIXED_POINT_TYPE.
1476 (make_fract_type, make_accum_type): New functions.
1477 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
1478 * tree-dump.c (fixed-value.h): New include.
1479 (dump_fixed): New function.
1480 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
1481 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
1482 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
1483 * tree-pretty-print.c (fixed-value.h): New include.
1484 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
1486 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
1487 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
1488 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
1489 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
1490 for non-saturating fixed-point types.
1491 (reassociate_bb): Likewise.
1492 * emit-rtl.c (fixed-value.h): New include.
1493 (fconst0, fconst1): New array.
1494 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
1495 * tree-vect-generic.c expand_vector_operation): Support
1496 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
1498 (type_for_widest_vector_mode): Add one parameter for the
1500 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
1502 Pass the satp parameter to type_for_mode for fixed-point types.
1503 (expand_vector_operations_1): Pass the saturating flag to
1504 type_for_widest_vector_mode.
1505 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1506 and MODE_VECTOR_UACCUM.
1507 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
1508 (vectorizable_condition): Likewise.
1509 * tree.c (fixed-value.h): New include.
1510 (tree_code_size): Support FIXED_CST.
1511 (build_fixed): New function.
1512 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
1513 (fixed_zerop): New function.
1514 (tree_node_structure): Support FIXED_CST.
1515 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
1516 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
1517 (type_hash_eq): Handle FIXED_POINT_TYPE.
1518 (simple_cst_equal): Support FIXED_CST.
1519 (iterative_hash_expr): Handle FIXED_CST.
1520 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
1521 (get_narrower): Likewise.
1522 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
1523 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
1524 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
1525 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
1527 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
1528 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1529 (initializer_zerop): Support FIXED_CST.
1530 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
1531 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
1532 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
1533 (is_base_type): Handle FIXED_POINT_TYPE.
1534 (add_type_attribute): Handle FIXED_POINT_TYPE.
1535 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
1536 * print-tree.c (fixed-value.h): New include.
1537 (print_node_brief): Support FIXED_CST.
1538 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
1539 * c-pretty-print.c (fixed-value.h): New include.
1540 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
1541 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
1542 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
1543 Support fixed-point types for inner items in VECTOR_TYPE.
1544 (pp_c_direct_declarator): Likewise.
1545 (pp_c_declarator): Likewise.
1546 (pp_c_fixed_constant): New function.
1547 (pp_c_constant): Handle FIXED_CST.
1548 (pp_c_primary_expression): Likewise.
1549 (pp_c_expression): Likewise.
1550 * fold-const.c (fixed-value.h): New include.
1551 (negate_expr_p): Return true for FIXED_CST.
1552 (fold_negate_expr): Support FIXED_CST.
1553 (split_tree): Support FIXED_CST.
1554 (const_binop): Support FIXED_CST.
1555 (fold_convert_const_int_from_fixed): New function to convert from
1557 (fold_convert_const_real_from_fixed): New function to convert from
1559 (fold_convert_const_fixed_from_fixed): New function to convert from
1560 fixed to another fixed.
1561 (fold_convert_const_fixed_from_int): New function to convert from
1563 (fold_convert_const_fixed_from_real): New function to convert from
1565 (fold_convert_const): Support conversions from fixed to int, from
1566 fixed to real, from fixed to fixed, from int to fixed, and from real
1568 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
1569 (operand_equal_p): Support FIXED_CST.
1570 (make_range): For fixed-point modes, we need to pass the
1571 saturating flag as the 2nd parameter.
1572 (tree_swap_operands_p): Handle FIXED_CST.
1573 (fold_plusminus_mult_expr): For fract modes, we cannot generate
1575 (fold_unary): Support FIXED_CONVERT_EXPR.
1576 (fold_binary): Handle FIXED_CST.
1577 Make sure the type is not saturating, before associating operations.
1578 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
1579 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
1580 (fold_negate_const): Support FIXED_CST.
1581 (fold_relational_const): Support FIXED_CST.
1582 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
1583 (gimplify_expr): Handle FIXED_CST.
1584 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
1585 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
1586 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
1587 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
1588 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1589 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1590 LONG_LONG_ACCUM_TYPE_SIZE.
1591 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
1592 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
1593 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
1594 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
1595 MODE_ACCUM, and MODE_UACCUM.
1596 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
1597 fixed-point types to disable reduction.
1598 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
1600 2007-08-08 David Edelsohn <edelsohn@gnu.org>
1602 * config/rs6000/x-rs6000: New file.
1603 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
1604 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
1605 (EXTRA_SPEC_FUNCTIONS): Define.
1606 (HAVE_LOCAL_CPU_DETECT): Define.
1607 (CC1_CPU_SPEC): Define.
1608 * config/rs6000/driver-rs6000.c: New file.
1609 * config/rs6000/aix.h (CC1_SPEC): Define.
1610 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
1611 * config.host: Add x-rs6000 to host_xmake_file if host and target
1612 are rs6000 or powerpc.
1614 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
1616 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
1618 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1619 Sandra Loosemore <sandra@codesourcery.com>
1620 Chao-ying Fu <fu@mips.com>
1621 Nigel Stephens <nigel@mips.com>
1622 David Ung <davidu@mips.com>
1624 * doc/invoke.texi (-mcode-readable): Document.
1625 * config/mips/mips.opt (mcode-readable): New option.
1626 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
1627 * config/mips/mips.h (mips_code_readable_setting): New enum.
1628 (mips_code_readable): Declare.
1629 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
1630 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
1631 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
1632 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
1633 boiler-plate comments.
1634 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1635 * config/mips/mips.c (mips_code_readable): New variable.
1636 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
1637 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
1638 context and -mcode-readable setting to restrict the use of
1639 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
1640 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
1641 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
1642 (mips_blocks_for_constant_p): Only return false for
1643 TARGET_MIPS16_PCREL_LOADS.
1644 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
1645 for MIPS16. Handle SYMBOL_32_HIGH.
1646 (mips_const_insns): Allow HIGHs for MIPS16 too.
1647 (mips_unspec_address_offset): New function, split out from...
1648 (mips_unspec_address): ...here.
1649 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
1650 16-bit symbolic constants. Assert approropiate conditions for
1651 using the "la" and "dla" macros.
1652 (mips_handle_option): Handle -mcode-readable=.
1653 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
1654 Set up mips_lo_relocs[SYMBOL_32_HIGH].
1655 (mips_strip_unspec_address): New function, split out from...
1656 (print_operand_reloc): ...here.
1657 (print_operand): Pass constants through mips_strip_unspec_address.
1658 (print_operand_address): Likewise.
1659 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
1660 (mips_select_rtx_section): Remove MIPS16 handling.
1661 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
1662 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
1663 (mips16_lay_out_constants): Do nothing unless
1664 TARGET_MIPS16_PCREL_LOADS.
1665 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
1666 * config/mips/mips.md: Split HIGHs for MIPS16.
1667 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
1669 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1671 * config/mips/mips-protos.h (mips_emit_move): Declare.
1672 * config/mips/mips.c (mips_emit_move): New function.
1673 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
1674 (mips_legitimize_const_move): Likewise.
1675 (mips_legitimize_move): Likewise.
1676 (mips_split_64bit_move): Likewise.
1677 (mips_restore_gp): Likewise.
1678 (mips_load_call_address): Likewise.
1679 (mips_emit_fcc_reload): Likewise.
1680 (mips_set_return_address): Likewise.
1681 (mips_block_move_straight): Likewise.
1682 (mips_block_move_loop): Likewise.
1683 (mips_setup_incoming_varargs): Likewise.
1684 (mips_save_reg): Likewise.
1685 (mips_expand_prologue): Likewise.
1686 (mips_restore_reg): Likewise.
1687 (mips_expand_epilogue): Likewise.
1688 (mips_output_mi_thunk): Likewise.
1689 (build_mips16_call_stub): Likewise.
1690 (mips_builtin_branch_and_move): Likewise.
1691 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
1692 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1693 (fixuns_truncdfdi2): Likewise.
1694 (fixuns_truncsfsi2): Likewise.
1695 (fixuns_truncsfdi2): Likewise.
1696 (loadgp_absolute): Likewise.
1697 (builtin_setjmp_setup): Likewise.
1698 (builtin_longjmp): Likewise.
1699 (untyped_call): Likewise.
1701 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1703 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
1704 an "rtx *" argument. Return a bool.
1705 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
1706 values and return true if they can be split. Take the same kind of
1707 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
1708 and store the lo_sum there if nonnull. Use the symbol type to
1709 determine whether a $gp or HIGH is needed.
1710 (mips_legitimize_address): Update call to mips_split_symbol and
1711 simplify accordingly.
1712 (mips_legitimize_const_move): Likewise.
1713 * config/mips/mips.md: In the combine define_split,
1714 check mips_split_symbol instead of splittable_symbolic_operand.
1715 Update use of mips_split_symbol in the generator code.
1716 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
1718 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1720 * config/mips/mips.c (mips_symbolic_address_p): Delete.
1721 (mips_symbol_insns_1): New function, split out from...
1722 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
1723 and stores separately from load addresses.
1724 (mips_classify_address): Replace uses of mips_symbolic_address_p
1725 with uses of mips_symbol_insns.
1726 (mips_address_insns): Update calls to mips_symbol_insns.
1727 (mips_const_insns): Likewise.
1728 (mips_legitimize_address): Likewise.
1730 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1732 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
1733 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
1734 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
1735 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
1736 non-call contexts if TARGET_MIPS16.
1737 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
1738 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
1739 code for SYMBOL_ABSOLUTE.
1740 (mips_symbol_insns): Likewise.
1742 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1744 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
1745 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
1746 (mips_symbolic_constant_p): Likewise. Update the call to
1747 mips_classify_symbol.
1748 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
1749 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
1750 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
1751 (print_operand_reloc): Add a context argument. Update the call to
1752 mips_symbolic_constant_p.
1753 (print_operand): Update the calls to print_operand_reloc.
1754 (print_operand_address): Use print_operand_reloc rather than
1756 (mips_rewrite_small_data_p): Add a context argument. Update the call
1757 to mips_symbolic_constant_p.
1758 (mips_small_data_pattern_1): Make DATA the containing mem.
1759 Update the call to mips_rewrite_small_data_p.
1760 (mips_rewrite_small_data_1): Likewise.
1761 (mips_use_anchors_for_symbol_p): Update the call to
1762 mips_symbolic_constant_p.
1763 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1764 (splittable_symbolic_operand): Likewise.
1765 (move_operand): Likewise.
1766 (absolute_symbolic_operand): Likewise.
1767 (got_disp_operand): Likewise.
1768 (got_page_ofst_operand): Likewise.
1770 2007-08-08 Richard Sandiford <richard@codesourcery.com>
1772 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
1773 (SYMBOL_ABSOLUTE): ...this.
1774 (SYMBOL_SMALL_DATA): Rename to...
1775 (SYMBOL_GP_RELATIVE): ...this.
1776 (SYMBOL_CONSTANT_POOL): Rename to...
1777 (SYMBOL_PC_RELATIVE): ...this.
1778 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
1779 (mips_symbolic_address_p, mips_symbol_insns, override_options)
1780 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
1781 after above changes.
1782 * config/mips/predicates.md (const_call_insn_operand): Likewise.
1783 (general_symbolic_operand): Rename to...
1784 (absolute_symbolic_operand): ...this.
1785 * config/mips/mips.md: Update after above changes.
1787 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
1788 Revital Eres <eres@il.ibm.com>
1790 * ddg.c (print_ddg): Add dump information.
1791 * modulo-sched.c (print_node_sched_params): Add parameter and
1793 (calculate_maxii): Remove function.
1794 (undo_generate_reg_moves): Likewise.
1795 (undo_permute_partial_schedule): Likewise.
1796 (kernel_number_of_cycles): Likewise.
1797 (MAXII_FACTOR): New definition to calculate the upper bound of II.
1798 (sms_schedule): Use it. Remove profitability checks.
1799 (sms_schedule_by_order): Fix order of nodes within the cycle.
1801 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1803 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
1804 -profile option, add pie support.
1805 (ENDFILE_SPEC): New spec.
1806 * config/gnu.h (LIB_SPEC): Add -profile option.
1808 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
1810 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
1811 * config/gnu.h (LIB_SPEC): Likewise.
1813 2007-08-07 Yaz Saito <saito@google.com>
1814 Ian Lance Taylor <iant@google.com>
1816 * common.opt (finstrument-functions-exclude-function-list): New
1818 (finstrument-functions-exclude-file-list): New option.
1819 * opts.c (char_p): Define and DEF_VEC.
1820 (flag_instrument_functions_exclude_functions): New static
1822 (flag_instrument_functions_exclude_files): New static variable.
1823 (add_instrument_functions_exclude_list): New static function.
1824 (flag_instrument_functions_exclude_p): New function.
1825 (common_handle_option): Handle new options.
1826 * flags.h (flag_instrument_functions_exclude_p): Declare.
1827 * gimplify.c (gimplify_function_tree): Call
1828 flag_instrument_functions_exclude_p.
1829 * doc/invoke.texi (Option Summary): Mention new options.
1830 (Code Gen Options): Document new options.
1832 2007-08-07 Ian Lance Taylor <iant@google.com>
1834 PR rtl-optimization/32776
1835 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
1836 (resolve_use): Likewise.
1837 (decompose_multiword_subregs): Remove "changed" local variable.
1839 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
1841 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
1842 * configure: Regenerate.
1843 * config.in: Regenerate.
1844 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
1847 2007-08-07 Ian Lance Taylor <iant@google.com>
1849 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
1850 note, just delete the insn.
1852 2007-08-07 Andreas Schwab <schwab@suse.de>
1855 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
1858 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
1860 * lower-subreg.c (resolve_subreg_use): Remove assertion.
1861 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
1862 (decompose_multiword_subregs): Use the functions above to decompose
1863 multiword shifts and zero-extends.
1865 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
1867 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
1868 "assemble" descriptions which were swapped.
1870 2007-08-06 Chao-ying Fu <fu@mips.com>
1872 * fixed-value.h: New file.
1873 * fixed-value.c: New file.
1874 * Makefile.in (OBJS-common): Add fixed-value.o.
1875 (fixed-value.o): New rule.
1876 (GTFILES): Add fixed-value.h.
1877 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
1878 to compare a.low and b.low.
1879 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
1881 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1882 Daniel Jacobowitz <dan@codesourcery.com>
1885 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
1887 (x86_64-*-netbsd*): Likewise.
1888 (x86_64-*-linux*): Likewise.
1889 (x86_64-*-kfreebsd*-gnu): Likewise.
1890 (x86_64-*-knetbsd*-gnu): Likewise.
1891 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
1893 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
1895 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
1896 Add -fno-asynchronous-unwind-tables.
1898 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1899 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
1900 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
1901 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
1902 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
1904 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1906 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
1907 (TARGET_C_MODE_FOR_SUFFIX): New.
1909 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1911 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
1913 2007-08-06 Steve Ellcey <sje@cup.hp.com>
1915 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
1917 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
1919 * config/i386/i386.md: Check TARGET_ macros and optimize_size
1920 before checking function returns in conditional expressions.
1922 2007-08-06 Alfred Minarik <a.minarik@aon.at>
1925 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
1927 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1930 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
1931 for INTEGRAL_TYPE_P.
1933 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
1935 * configure.ac: Remove --enable-checking=df from default settings.
1936 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
1937 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
1938 if the parameter is true.
1939 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
1940 DF_VERIFY_SCHEDULED flag is true.
1941 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
1942 (df_finish_pass): Adjust prototype.
1943 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
1946 * see.c (pass_see): Add TODO_df_verify.
1947 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
1948 * global.c (rest_of_handle_global_alloc): Schedule verification
1950 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
1952 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
1953 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
1954 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
1956 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
1957 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
1958 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
1960 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
1961 Revital Eres <eres@il.ibm.com>
1963 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
1965 * ddg.c (create_ddg_dependence): Rename to...
1966 (create_ddg_dep_from_intra_loop_link): This. Do not check
1967 for interloop edges. Do not create anti dependence edge when
1968 a true dependence edge exists in the opposite direction and
1969 -fmodulo-sched-allow-regmoves is set.
1970 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
1971 (add_cross_iteration_register_deps): Create anti dependence edge
1972 when -fno-modulo-sched-allow-regmoves is set.
1973 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
1975 2007-08-04 Richard Sandiford <richard@codesourcery.com>
1977 * config/arm/arm.md (movsi): Add braces.
1979 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1982 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of operands
1983 for the folding of "A - (A & B)" into "~B & A"; cast them to type.
1985 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
1987 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops' state
1989 * cfgloopmanip.c (remove_path, create_preheaders,
1990 force_single_succ_latches, fix_loop_structure): Ditto.
1991 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
1992 tree_duplicate_loop_to_header_edge): Ditto.
1993 * cfgloopanal.c (mark_irreducible_loops): Ditto.
1994 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
1996 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
1997 cleanup_tree_cfg): Ditto.
1998 * tree-cfg.c (tree_merge_blocks): Ditto.
1999 * cfgloop.c (rescan_loop_exit, record_loop_exits,
2000 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
2001 loop_preheader_edge, single_exit): Ditto.
2002 (flow_loops_find): Do not clear loops->state.
2003 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
2004 loops_state_clear): New functions.
2006 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2009 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2010 when adding to the base and convert ELT to sizetype instead of type.
2012 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2015 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
2016 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
2018 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2021 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
2022 correct type the negate expression.
2024 2007-08-03 Jan Hubicka <jh@suse.cz>
2026 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
2029 2007-08-03 David Edelsohn <edelsohn@gnu.org>
2031 * config/rs6000/rs6000.c (struct processor_cost): Change
2032 l1_cache_lines to l1_cache_size. Add l2_cache_size.
2033 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
2035 (rios1_costs, rios2_cost): Correct cache line size.
2036 (rs6000_override_options): Set l2-cache-size parameter.
2038 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2039 Diego Novillo <dnovillo@google.com>
2042 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
2043 if the range includes 0.
2045 2007-08-03 Ben Elliston <bje@au.ibm.com>
2047 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
2048 mode to unspec expressions to silence a warning from the generator
2051 2007-08-02 Steve Ellcey <sje@cup.hp.com>
2053 * config/ia64/constraints.md ("U"): Make constraint vector only.
2055 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2058 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
2059 always_inline attribute on the function decl.
2061 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
2064 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
2065 if we are compiling with -fPIC.
2067 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
2068 Nigel Stephens <nigel@mips.com>
2070 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
2071 Define for MIPS32 and MIPS64.
2073 2007-08-02 Nick Clifton <nickc@redhat.com>
2075 * config/host-hpux.c: Change copyright header to refer to version
2076 3 of the GNU General Public License and to point readers at the
2077 COPYING3 file and the FSF's license web page.
2078 * config/alpha/predicates.md, config/alpha/vms-ld.c,
2079 config/alpha/linux.h, config/alpha/alpha.opt,
2080 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
2081 config/alpha/vms-unwind.h, config/alpha/ev4.md,
2082 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
2083 config/alpha/alpha.h, config/alpha/sync.md,
2084 config/alpha/openbsd.h, config/alpha/alpha.md,
2085 config/alpha/alpha-modes.def, config/alpha/ev5.md,
2086 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
2087 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
2088 config/alpha/constraints.md, config/alpha/osf.h,
2089 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
2090 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
2091 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
2092 config/frv/frv-asm.h, config/frv/frv-protos.h,
2093 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
2094 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
2095 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
2096 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
2097 config/s390/s390.opt, config/s390/s390-modes.def,
2098 config/s390/fixdfdi.h, config/s390/constraints.md,
2099 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
2100 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
2101 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
2102 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
2103 config/m32c/prologue.md, config/m32c/m32c.abi,
2104 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
2105 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
2106 config/m32c/t-m32c, config/m32c/m32c-modes.def,
2107 config/m32c/jump.md, config/m32c/shift.md,
2108 config/m32c/m32c-protos.h, config/libgloss.h,
2109 config/spu/spu-protos.h, config/spu/predicates.md,
2110 config/spu/spu-builtins.h, config/spu/spu.c,
2111 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
2112 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
2113 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
2114 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
2115 config/sparc/hypersparc.md, config/sparc/predicates.md,
2116 config/sparc/linux.h, config/sparc/sp64-elf.h,
2117 config/sparc/supersparc.md, config/sparc/cypress.md,
2118 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
2119 config/sparc/niagara.md, config/sparc/sparc.md,
2120 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
2121 config/sparc/sparc.opt, config/sparc/sync.md,
2122 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
2123 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
2124 config/sparc/sparc.c, config/sparc/little-endian.opt,
2125 config/sparc/sysv4-only.h, config/sparc/sparc.h,
2126 config/sparc/linux64.h, config/sparc/freebsd.h,
2127 config/sparc/sol2.h, config/sparc/rtemself.h,
2128 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
2129 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
2130 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
2131 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
2132 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
2133 config/m32r/linux.h, config/m32r/constraints.md,
2134 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
2135 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
2136 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
2137 config/i386/i386.md, config/i386/netware-crt0.c,
2138 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
2139 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
2140 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
2141 config/i386/sol2.h, config/i386/constraints.md,
2142 config/i386/netware-libgcc.c, config/i386/sysv5.h,
2143 config/i386/predicates.md, config/i386/geode.md,
2144 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
2145 config/i386/freebsd64.h, config/i386/vxworksae.h,
2146 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
2147 config/i386/rtemself.h, config/i386/netbsd-elf.h,
2148 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
2149 config/i386/netware.h, config/i386/i386-modes.def,
2150 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
2151 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
2152 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
2153 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
2154 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
2155 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
2156 config/i386/xm-mingw32.h, config/i386/linux64.h,
2157 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
2158 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
2159 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
2160 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
2161 config/i386/cygwin2.c, config/i386/i386-protos.h,
2162 config/i386/sync.md, config/i386/openbsd.h,
2163 config/i386/host-mingw32.c, config/i386/i386-aout.h,
2164 config/i386/nto.h, config/i386/biarch64.h,
2165 config/i386/i386-coff.h, config/i386/freebsd.h,
2166 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
2167 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
2168 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
2169 config/darwin-protos.h, config/linux.opt, config/sol2.c,
2170 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
2171 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
2172 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
2173 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
2174 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
2175 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
2176 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
2177 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
2178 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
2179 config/sh/superh64.h, config/sh/rtemself.h,
2180 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
2181 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
2182 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
2183 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
2184 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
2185 config/avr/predicates.md, config/avr/constraints.md,
2186 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
2187 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
2188 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
2189 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
2190 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
2191 config/c4x/c4x-modes.def, config/c4x/rtems.h,
2192 config/c4x/predicates.md, config/c4x/c4x.h,
2193 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
2194 config/xtensa/predicates.md, config/xtensa/xtensa.c,
2195 config/xtensa/linux.h, config/xtensa/xtensa.h,
2196 config/xtensa/elf.h, config/xtensa/xtensa.md,
2197 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
2198 config/xtensa/xtensa-protos.h, config/dbx.h,
2199 config/stormy16/predicates.md, config/stormy16/stormy16.md,
2200 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
2201 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
2202 config/host-solaris.c, config/fr30/fr30.h,
2203 config/fr30/predicates.md, config/fr30/fr30-protos.h,
2204 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
2205 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
2206 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
2207 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
2208 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
2209 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
2210 config/host-linux.c, config/interix3.h, config/cris/cris.c,
2211 config/cris/predicates.md, config/cris/linux.h,
2212 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
2213 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
2214 config/cris/aout.opt, config/cris/cris-protos.h,
2215 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
2216 config/iq2000/iq2000.h, config/iq2000/predicates.md,
2217 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
2218 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
2219 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
2220 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
2221 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
2222 config/chorus.h, config/mn10300/mn10300.c,
2223 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
2224 config/mn10300/mn10300.h, config/mn10300/linux.h,
2225 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
2226 config/mn10300/mn10300.md, config/ia64/predicates.md,
2227 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
2228 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
2229 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
2230 config/ia64/freebsd.h, config/ia64/ia64.md,
2231 config/ia64/ia64-modes.def, config/ia64/constraints.md,
2232 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
2233 config/gofast.h, config/rtems.h, config/sol2-10.h,
2234 config/m68k/predicates.md, config/m68k/m68k.md,
2235 config/m68k/linux.h, config/m68k/m68k-modes.def,
2236 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
2237 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
2238 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
2239 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
2240 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
2241 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
2242 config/m68k/constraints.md, config/m68k/rtemself.h,
2243 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
2244 config/m68k/uclinux.h, config/rs6000/power4.md,
2245 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
2246 config/rs6000/linux.h, config/rs6000/eabi.h,
2247 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
2248 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
2249 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
2250 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
2251 config/rs6000/windiss.h, config/rs6000/603.md,
2252 config/rs6000/aix41.h, config/rs6000/cell.md,
2253 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
2254 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
2255 config/rs6000/darwin.md, config/rs6000/darwin64.h,
2256 config/rs6000/default64.h, config/rs6000/7xx.md,
2257 config/rs6000/darwin.opt, config/rs6000/spe.md,
2258 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
2259 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
2260 config/rs6000/7450.md, config/rs6000/linux64.h,
2261 config/rs6000/constraints.md, config/rs6000/440.md,
2262 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
2263 config/rs6000/rs6000.c, config/rs6000/aix52.h,
2264 config/rs6000/rs6000.h, config/rs6000/power6.md,
2265 config/rs6000/predicates.md, config/rs6000/altivec.md,
2266 config/rs6000/aix64.opt, config/rs6000/rios1.md,
2267 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
2268 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
2269 config/rs6000/darwin7.h, config/rs6000/dfp.md,
2270 config/rs6000/linux64.opt, config/rs6000/sync.md,
2271 config/rs6000/vxworksae.h, config/rs6000/power5.md,
2272 config/rs6000/lynx.h, config/rs6000/biarch64.h,
2273 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
2274 config/rs6000/eabispe.h, config/rs6000/e500.h,
2275 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
2276 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
2277 config/rs6000/aix.h, config/rs6000/vxworks.h,
2278 config/rs6000/40x.md, config/rs6000/aix51.h,
2279 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
2280 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
2281 config/arc/arc.h, config/mcore/mcore-elf.h,
2282 config/mcore/mcore-protos.h, config/mcore/predicates.md,
2283 config/mcore/mcore.md, config/mcore/mcore.c,
2284 config/mcore/mcore.opt, config/mcore/mcore.h,
2285 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
2286 config/score/predicates.md, config/score/score-version.h,
2287 config/score/score-protos.h, config/score/misc.md,
2288 config/score/elf.h, config/score/score.c, config/score/mac.md,
2289 config/score/score7.md, config/score/score.h,
2290 config/score/score-conv.h, config/score/score-mdaux.c,
2291 config/score/score.md, config/score/score.opt,
2292 config/score/score-modes.def, config/score/score-mdaux.h,
2293 config/score/mul-div.S, config/arm/uclinux-elf.h,
2294 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
2295 config/arm/symbian.h, config/arm/linux-elf.h,
2296 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
2297 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
2298 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
2299 config/arm/strongarm-pe.h, config/arm/arm.h,
2300 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
2301 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
2302 config/arm/arm-modes.def, config/arm/linux-eabi.h,
2303 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
2304 config/arm/arm-cores.def, config/arm/arm-protos.h,
2305 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
2306 config/arm/wince-pe.h, config/arm/neon.md,
2307 config/arm/constraints.md, config/arm/neon.ml,
2308 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
2309 config/arm/arm.opt, config/arm/arm926ejs.md,
2310 config/arm/predicates.md, config/arm/iwmmxt.md,
2311 config/arm/arm_neon.h, config/arm/unknown-elf.h,
2312 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
2313 config/arm/neon-testgen.ml, config/arm/arm.md,
2314 config/arm/xscale-coff.h, config/arm/pe.c,
2315 config/arm/arm-generic.md, config/arm/pe.h,
2316 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
2317 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
2318 config/arm/strongarm-elf.h, config/arm/cirrus.md,
2319 config/arm/netbsd-elf.h, config/arm/vxworks.h,
2320 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
2321 config/pa/predicates.md, config/pa/pa64-hpux.h,
2322 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
2323 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
2324 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
2325 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
2326 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
2327 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
2328 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
2329 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
2330 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
2331 config/pa/pa64-regs.h, config/pa/pa-modes.def,
2332 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
2333 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
2334 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
2335 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
2336 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
2337 config/mips/linux64.h, config/mips/elforion.h,
2338 config/mips/constraints.md, config/mips/generic.md,
2339 config/mips/predicates.md, config/mips/4300.md,
2340 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
2341 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
2342 config/mips/5k.md, config/mips/vr4120-div.S,
2343 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
2344 config/mips/mips-protos.h, config/mips/6000.md,
2345 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
2346 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
2347 config/mips/mips-modes.def, config/mips/vr.h,
2348 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
2349 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
2350 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
2351 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
2352 config/vax/openbsd1.h, config/vax/netbsd.h,
2353 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
2354 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
2355 config/h8300/rtems.h, config/h8300/predicates.md,
2356 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
2357 config/h8300/h8300.md, config/h8300/h8300.opt,
2358 config/h8300/coff.h, config/h8300/h8300-protos.h,
2359 config/v850/v850.md, config/v850/predicates.md,
2360 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
2361 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
2362 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
2363 config/mmix/mmix.h, config/mmix/predicates.md,
2364 config/mmix/mmix-protos.h, config/mmix/mmix.md,
2365 config/mmix/mmix.c, config/mmix/mmix.opt,
2366 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
2367 config/bfin/rtems.h, config/bfin/bfin-modes.def,
2368 config/bfin/predicates.md, config/bfin/bfin-protos.h,
2369 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
2372 2007-08-02 Richard Sandiford <richard@codesourcery.com>
2374 * emit-rtl.c (reset_used_decls): Rename to...
2375 (set_used_decls): ...this. Set the used flag rather than clearing it.
2376 (unshare_all_rtl_again): Update accordingly. Set flags on argument
2377 DECL_RTLs rather than resetting them.
2379 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
2381 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
2383 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2385 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
2386 argument to find_reloads_address.
2388 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2390 PR tree-optimization/32919
2391 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
2392 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
2393 (coalesce_ssa_name): Call it.
2395 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
2396 David Ung <davidu@mips.com>
2398 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
2399 (__mips16_unorddf2, __mips16_floatunsidf): New.
2400 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
2402 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
2404 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2406 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
2407 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
2408 * tree.h (OMP_SECTIONS_CONTROL): New macro.
2409 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
2410 * omp-low.c (get_ws_args_for, determine_parallel_type,
2411 expand_omp_for_generic, expand_omp_for_static_nochunk,
2412 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2413 Work with more precise CFG.
2414 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
2415 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
2417 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
2418 * gimple-low.c (lower_stmt): Ditto.
2419 * tree-inline.c (estimate_num_insns_1): Ditto.
2420 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
2421 (OMP_SECTIONS_SWITCH): New.
2422 * tree-cfgcleanup.c (cleanup_omp_return): New.
2423 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
2424 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
2425 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
2426 (tree_redirect_edge_and_branch): Handle omp constructs.
2428 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
2429 with three arguments.
2431 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2433 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
2436 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2438 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
2439 the loop structures may need fixing.
2440 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
2442 (cleanup_tree_cfg_loop): Removed.
2443 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
2444 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
2445 instead of running cleanup_tree_cfg_loop.
2446 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
2447 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
2448 (tree_predictive_commoning): Declaration changed.
2449 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
2451 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
2453 * doc/invoke.texi (l1-cache-size): Update documentation.
2454 (l2-cache-size): Document.
2455 * params.h (L2_CACHE_SIZE): New macro.
2456 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
2457 that L1_CACHE_SIZE is in kB now.
2458 (L2_CACHE_SIZE_BYTES): New macro.
2459 (tree_ssa_prefetch_arrays): Show size in kB.
2460 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
2461 and l2_cache_size fields.
2462 * config/i386/driver-i386.c (describe_cache): Detect cache size
2464 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
2465 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
2466 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
2467 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
2468 (override_options): Set l1-cache-size and l2-cache-size to default
2469 values if not specified otherwise.
2470 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
2471 (PARAM_L2_CACHE_SIZE): New.
2473 2007-08-01 Nigel Stephens <nigel@mips.com>
2474 David Ung <davidu@mips.com>
2475 Thiemo Seufer <ths@mips.com>
2476 Chris Dearman <chris@mips.com>
2477 Richard Sandiford <richard@codesourcery.com>
2479 * config.gcc (mips*-sde-elf*): New stanza.
2480 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
2481 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
2482 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
2483 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
2484 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
2485 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
2487 * config/mips/sde.h: New file.
2488 * config/mips/t-libgcc-mips16: Likewise.
2489 * config/mips/t-sde: Likewise.
2490 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
2491 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
2492 _MIPS_FPSET and _MIPS_SZINT.
2493 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
2494 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
2495 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
2496 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
2497 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2498 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
2499 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
2500 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
2501 _MIPS_SZPTR and _MIPS_FPSET.
2502 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
2503 architecture is specified.
2504 (MIPS_32BIT_OPTION_SPEC): New macro.
2506 2007-07-31 Dan Hipschman <dsh@google.com>
2508 * gcc.c (end_going_arg): New function.
2509 (do_spec_2): Use it.
2510 (do_spec_1): Use it.
2512 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
2514 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
2515 only if ENABLE_CHECKING is defined.
2517 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
2519 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
2520 df_ru_add_problem, df_ru_get_bb_info): Removed.
2521 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
2522 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
2523 df_ru_free_bb_info, df_ru_alloc,
2524 df_ru_bb_local_compute_process_def,
2525 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2526 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2527 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
2528 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
2529 df_ru_add_problem): Removed.
2531 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2534 * pa.md (casesi32): Use match_scratch. Revise insn condition.
2535 (casesi32p, casesi64p): Likewise.
2536 (casesi): Adjust for above.
2538 2007-07-31 Richard Sandiford <richard@codesourcery.com>
2540 * mode-switching.c (create_pre_exit): Don't search past calls.
2542 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
2544 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2546 2007-07-31 Revital Eres <eres@il.ibm.com>
2548 * ddg.c (add_deps_for_def): Rename to...
2549 (add_cross_iteration_register_deps): This. Change implementation
2550 to use only reaching def and def-use chains to construct the
2551 inter loop dependencies.
2552 (add_deps_for_use): Remove function.
2553 (build_inter_loop_deps): Call add_cross_iteration_register_deps
2554 function to build the inter loop dependencies.
2555 * modulo-sched.c (sms_schedule): Build only
2556 reaching def and def-use chains for the propose of the ddg
2559 2007-07-31 Julian Brown <julian@codesourcery.com>
2561 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
2562 New define_insns. Use correct RTL.
2563 (vec_set<mode>): Write as expander.
2565 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
2567 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
2568 to an unallocated space.
2570 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
2573 (split_constant_offset): Enable split_constant_offset to extract
2574 constants from other statements.
2575 * tree-vect-transform.c
2576 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
2577 to a temp var. Force base_offset to be simple.
2579 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
2581 * df-scan.c (df_scan_verify): Remove artificial limit on
2582 the number of blocks for verification.
2583 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
2584 df_simulate_defs): Avoid unnecessary insn checking for defs.
2586 2007-07-29 Mark Mitchell <mark@codesourcery.com>
2588 * config/m68k/lb1sf68.asm (FUNC): New macro.
2590 (__udivsi3): Likewise.
2591 (__divsi3): Likewise.
2592 (__umodsi3): Likewise.
2593 (__modsi3): Likewise.
2594 (__subdf3): Likewise.
2595 (__adddf3): Likewise.
2596 (__muldf3): Likewise.
2597 (__divdf3): Likewise.
2598 (__negdf2): Likewise.
2599 (__cmpdf2): Likewise.
2600 (__subsf3): Likewise.
2601 (__addsf3): Likewise.
2602 (__mulsf3): Likewise.
2603 (__divsf3): Likewise.
2604 (__negsf2): Likewise.
2605 (__cmpsf2): Likewise.
2606 (__eqdf2): Likewise.
2607 (__nedf2): Likewise.
2608 (__gtdf2): Likewise.
2609 (__gedf2): Likewise.
2610 (__ltdf2): Likewise.
2611 (__ledf2): Likewise.
2612 (__eqsf2): Likewise.
2613 (__nesf2): Likewise.
2614 (__gtsf2): Likewise.
2615 (__gesf2): Likewise.
2616 (__ltsf2): Likewise.
2617 (__lesf2): Likewise.
2619 2007-07-30 Ollie Wild <aaw@google.com>
2621 * c-ppoutput.c (print_lines_directives_only): New function.
2622 (scan_translation_unit_directives_only): New function.
2623 (preprocess_file): Add call to scan_translation_unit_directives_only.
2624 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
2625 (sanitize_cpp_opts): Add default flag_dump_macros setting for
2626 -fdirectives-only. Add errors for -fdirectives-only conflict with
2627 -Wunused-macros and -traditional.
2628 (finish_options): Add builtin macro initialization for
2629 -fdirectives-only + -fpreprocessed.
2630 * c.opt (fdirectives-only): New.
2631 * doc/cppopts.texi (fdirectives-only): New.
2633 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2635 * alias.c (record_set, memory_modified_1): Constify.
2636 * bt-load.c (note_btr_set): Likewise.
2637 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
2638 * combine.c (set_nonzero_bits_and_sign_copies,
2639 expand_field_assignment, record_dead_and_set_regs_1,
2640 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
2641 likely_spilled_retval_1): Likewise.
2642 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
2643 frv_io_handle_set): Likewise.
2644 * config/mips/mips.c (mips_sim_record_set,
2645 vr4130_true_reg_dependence_p_1): Likewise.
2646 * config/mt/mt.c (insn_dependent_p_1): Likewise.
2647 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
2648 * config/sh/sh.c (flow_dependent_p_1): Likewise.
2649 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
2650 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
2651 * ddg.c (mark_mem_store): Likewise.
2652 * df-problems.c (df_urec_mark_reg_change): Likewise.
2653 * function.c (update_epilogue_consts): Likewise.
2654 * gcse.c (record_set_info, record_last_set_info,
2655 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
2656 reg_clear_last_set): Likewise.
2657 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
2659 * jump.c (reversed_comparison_code_parts): Likewise.
2660 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
2661 reg_is_set): Likewise.
2662 * loop-iv.c (mark_altered): Likewise.
2663 * mode-switching.c (reg_becomes_live): Likewise.
2664 * optabs.c (no_conflict_move_test): Likewise.
2665 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
2667 * postreload.c (reload_combine_note_store, move2add_note_store):
2669 * regmove.c (flags_set_1): Likewise.
2670 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
2672 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
2674 * resource.c (update_live_status): Likewise.
2675 * rtl.h (set_of, note_stores): Likewise.
2676 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
2677 note_stores, parms_set): Likewise.
2678 * sched-rgn.c (sets_likely_spilled_1): Likewise.
2679 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
2681 * var-tracking.c (count_stores, add_stores): Likewise.
2683 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2685 * alias.c (mems_in_disjoint_alias_sets_p,
2686 fixed_scalar_and_varying_struct_p, aliases_everything_p,
2687 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
2688 write_dependence_p, mems_in_disjoint_alias_sets_p,
2689 read_dependence, true_dependence, canon_true_dependence,
2690 anti_dependence, output_dependence): Constify.
2691 * combine.c (extended_count): Likewise.
2692 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
2693 * cselib.c (get_value_hash, references_value_p,
2694 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
2695 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
2696 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
2697 * function.c (contains, prologue_epilogue_contains,
2698 sibcall_epilogue_contains): Likewise.
2699 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
2700 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
2701 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
2702 reg_or_subregno): Likewise.
2703 * recog.c (asm_noperands): Likewise.
2704 * reload1.c (function_invariant_p): Likewise.
2705 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
2706 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
2707 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
2708 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
2709 true_regnum, reg_or_subregno, condjump_in_parallel_p,
2710 extended_count, prologue_epilogue_contains,
2711 sibcall_epilogue_contains, function_invariant_p, true_dependence,
2712 canon_true_dependence, read_dependence, anti_dependence,
2713 output_dependence): Likewise.
2714 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
2716 2007-07-30 Julian Brown <julian@codesourcery.com>
2718 * config/arm/neon.md (V_ext): New mode attribute.
2719 (neon_vget_lane<mode>): Replace with define_expand.
2720 (neon_vget_lane<mode>_sext_internal)
2721 (neon_vget_lane<mode>_zext_internal): New define_insns for double
2722 and quad precision vectors.
2723 (neon_vget_lanedi): Add bounds check. Remove dead comment.
2724 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
2725 have typeless 32-bit result.
2727 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2730 * tree-affine.h (aff_tree): The type of rest is sizetype for types
2732 * tree-affine.c (aff_combination_scale): If type is a pointer type,
2733 use sizetype for rest.
2734 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
2735 (aff_combination_convert): Don't convert rest for pointer types.
2737 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2739 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
2741 * tree-ssa-alias.c: Add alloc-pool.h.
2742 (init_alias_info): Free alias_bitmap_obstack.
2743 (delete_alias_info): Call delete_mem_ref_stats.
2744 (get_mem_sym_stats_for): Use alloc_pool.
2745 (init_mem_ref_stats): Do not delete mem_ref_stats here.
2746 (delete_mem_sym_stats): Removed.
2748 2007-07-29 Sebastian Pop <sebpop@gmail.com>
2750 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
2751 functions cannot be represented as classical distance vectors.
2753 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2755 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
2756 * builtins.c (validate_arg, builtin_mathfn_code,
2757 validate_arglist): Likewise.
2758 * calls.c (call_expr_flags): Likewise.
2759 * combine.c (reg_nonzero_bits_for_combine,
2760 reg_num_sign_bit_copies_for_combine, get_last_value,
2761 reg_truncated_to_mode): Likewise.
2762 * emit-rtl.c (subreg_lowpart_p): Likewise.
2763 * expr.c (highest_pow2_factor_for_target,
2764 categorize_ctor_elements_1, categorize_ctor_elements,
2765 count_type_elements, contains_packed_reference,
2766 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
2767 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
2768 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
2769 native_encode_int, native_encode_real, native_encode_complex,
2770 native_encode_vector, native_encode_expr, native_interpret_int,
2771 native_interpret_real, native_interpret_complex,
2772 native_interpret_vector, native_interpret_expr): Likewise.
2773 * function.c (use_register_for_decl): Likewise.
2774 * gimplify.c (get_name): Likewise.
2775 * langhooks-def.h (lhd_return_null_const_tree): New.
2776 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
2777 * langhooks.c (lhd_return_null_const_tree): New.
2778 * langhooks.h (lang_get_callee_fndecl): Constify.
2779 * output.h (constructor_static_from_elts_p): Likewise.
2780 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
2781 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
2782 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
2783 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
2784 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
2785 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
2786 * rtlhooks-def.h (reg_nonzero_bits_general,
2787 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
2789 * rtlhooks.c (reg_num_sign_bit_copies_general,
2790 reg_nonzero_bits_general, reg_truncated_to_mode_general):
2792 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
2793 * stor-layout.c (mode_for_size_tree): Likewise.
2794 * tree-ssa-loop-im.c (memref_eq): Likewise.
2795 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
2796 * tree.c (contains_placeholder_p, type_list_equal,
2797 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
2799 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
2800 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
2801 contains_placeholder_p, contains_packed_reference,
2802 get_callee_fndecl, operand_equal_for_phi_arg_p,
2803 warn_if_unused_value, is_body_block, native_encode_expr,
2804 native_interpret_expr, fold_convertible_p, operand_equal_p,
2805 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
2806 validate_arglist, simple_cst_equal, type_list_equal,
2807 use_register_for_decl, call_expr_flags, get_name,
2808 highest_pow2_factor): Likewise.
2809 (const_call_expr_arg_iterator_d,
2810 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
2811 first_const_call_expr_arg, more_const_call_expr_args_p,
2812 FOR_EACH_CONST_CALL_EXPR_ARG): New.
2813 * varasm.c (constructor_static_from_elts_p): Constify.
2815 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
2817 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
2818 config/arm/neon-schedgen.ml, config/arm/neon.ml,
2819 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
2820 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
2821 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
2822 tree-vect-transform.c, tree.def: Fix comment typos. Follow
2823 spelling conventions.
2824 * doc/invoke.texi: Follow spelling conventions.
2826 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
2827 Revital Eres <eres@il.ibm.com>
2829 * modulo-sched.c (sms_schedule): Avoid loops which includes
2830 auto-increment instructions.
2832 2007-07-28 Richard Guenther <rguenther@suse.de>
2835 * fold-const.c (fold_cond_expr_with_comparison): Convert
2836 operand zero of MIN/MAX_EXPR to correct type.
2838 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
2841 flags_from_decl_or_type): Constify.
2842 * gcc.c (do_spec_1): Likewise.
2843 * print-tree.c (dump_addr, print_node_brief): Likewise.
2844 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
2845 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
2846 tree_purge_all_dead_eh_edges): Likewise.
2847 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
2848 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
2850 * tree.c (expr_location, expr_has_location, expr_locus,
2851 expr_filename, expr_lineno, get_inner_array_type,
2852 fields_compatible_p): Likewise.
2853 * tree.h (get_inner_array_type, fields_compatible_p,
2854 expr_location, expr_has_location, expr_locus, expr_filename,
2855 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
2856 setjmp_call_p, alloca_call_p): Likewise.
2858 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
2860 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
2861 TV_FLOW_INSENSITIVE.
2863 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
2865 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
2866 (compute_flow_insensitive_aliasing): Ditto for
2867 TV_FLOW_INSENSITIVE.
2869 2007-07-27 Jan Hubicka <jh@suse.cz>
2871 * config/i386/i386.c (register_move_cost): Remove accidentally comitted
2874 * attribs.c: Include hashtab.h
2875 (attribute_hash): New.
2876 (substring): New structure.
2877 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
2879 (init_attributes): Initialize attribute hash.
2880 (decl_attributes): Use attribute hash.
2881 * Makefile.in (attribs.c): Depend on hashtab.h.
2883 2007-07-27 Steve Ellcey <sje@cup.hp.com>
2885 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
2887 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2889 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
2890 __mips_dspr2 and __mips_dsp_rev macros.
2891 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
2893 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
2895 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
2897 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2901 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
2902 and the updating of the live and do_not_gen sets.
2903 (df_note_bb_compute): Added updating of live and do_not_gen sets
2904 for regular defs so that the case of clobber inside conditional
2905 call is processed correctly.
2907 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
2909 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
2910 operands with compatible type.
2912 2007-07-27 Richard Sandiford <richard@codesourcery.com>
2914 * expr.h (store_bit_field): Don't return a value.
2915 * expmed.c (check_predicate_volatile_ok): New function.
2916 (store_bit_field_1): New function, extracted from store_bit_field.
2917 Take a fallback_p argument and return true if the operation succeeded.
2918 Only use store_fixed_bit_field if fallback_p. Don't recompute
2919 mode_for_extraction; use op_mode instead. Try forcing memories
2920 into registers if the insv expander fails.
2921 (store_bit_field): Use store_bit_field_1 with fallback_p true.
2922 Don't return a value.
2923 (convert_extracted_bit_field): New function, extracted from
2925 (extract_bit_field_1): Likewise. Take a fallback_p argument
2926 and return NULL if the operation succeeded. Only use
2927 extract_fixed_bit_field if fallback_p. Only calculate one
2928 extraction mode. Combine code for extv and extzv. Try forcing
2929 memories into registers if the ext(z)v expander fails.
2930 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
2932 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2934 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
2936 (df_ref): Likewise. Put regno with other integer fields.
2938 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
2940 * df.h (df_mw_hardreg): Remove "loc" field.
2941 * df-scan.c (df_ref_record): Don't set it. Remove redundant
2943 * df-problems.c (df_whole_mw_reg_unused_p): New function,
2944 split out from df_set_unused_notes_for_mw. Return false for
2945 partial references. Assert that mw_reg is a REG when returning true.
2946 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
2947 (df_whole_mw_reg_dead_p): New function, split out from
2948 df_set_dead_notes_for_mw. Return false for partial references.
2949 Assert that mw_reg is a REG when returning true.
2950 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
2951 Remove redundant bitmap check.
2953 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
2955 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
2956 ($(T)crtend.o): Likwise.
2957 ($(T)crtbeginS.o): Likwise.
2958 ($(T)crtendS.o): Likwise.
2959 ($(T)crtfastmath.o): Likwise.
2961 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
2963 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
2964 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
2965 * basic-block.h (struct control_flow_graph): Added x_dom_computed
2966 and x_n_bbs_in_dom_tree fields.
2968 2007-07-26 Steve Ellcey <sje@cup.hp.com>
2970 PR tree-optimization/32087
2971 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
2972 Do not call scale_bbs_frequencies_int with prob of zero.
2974 2007-07-26 Julian Brown <julian@codesourcery.com>
2976 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
2977 (neon_element_bits): Add prototypes.
2978 * config/arm/arm.c (bounds_check, neon_lane_bounds)
2979 (neon_const_bounds, neon_element_bits): New functions.
2980 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
2981 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
2982 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
2983 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
2984 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
2985 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
2986 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
2987 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
2988 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
2989 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
2990 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
2991 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
2992 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
2994 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
2996 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
2997 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
2999 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
3000 Julian Brown <julian@codesourcery.com>
3002 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
3003 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
3004 * config/arm/cortex-a8.md: New.
3005 * config/arm/cortex-a8-neon.md: New.
3006 * config/arm/neon-schedgen.ml: New.
3007 * config/arm/neon.md (vqh_mnem): New.
3009 (Is_float_mode): New.
3010 (Scalar_mul_8_16): New.
3012 (V_mode_nunits): New.
3013 (All instruction patterns): Annotate with neon_type attribute
3015 * config/arm/arm.md: Include cortex-a8.md.
3016 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
3018 Annotate instruction patterns accordingly.
3019 (generic_sched): Do not use generic scheduling for Cortex-A8.
3020 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
3022 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
3024 * fold-const.c (fold_read_from_constant_string): Use
3026 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
3028 2007-07-26 Nick Clifton <nickc@redhat.com>
3030 * tree-ssa-operands.h: Change copyright header to refer to version
3031 3 of the GNU General Public License and to point readers at the
3032 COPYING3 file and the FSF's license web page.
3033 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
3034 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
3035 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
3036 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
3037 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
3038 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
3039 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
3040 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
3041 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
3042 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
3043 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
3044 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
3045 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
3046 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
3047 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
3048 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
3049 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
3050 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
3051 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
3052 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
3053 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
3054 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
3055 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
3056 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
3057 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
3058 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
3059 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
3060 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
3061 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
3062 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
3063 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
3064 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
3065 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
3066 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
3067 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
3068 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
3069 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
3070 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
3071 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
3072 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
3073 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
3074 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
3075 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
3076 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
3077 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
3078 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
3079 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
3080 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
3081 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
3082 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
3083 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
3084 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
3085 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
3086 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
3087 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
3088 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
3089 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
3090 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
3091 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
3092 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
3093 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
3094 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
3095 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
3096 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
3097 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
3098 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
3099 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
3100 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
3101 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
3102 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
3103 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
3104 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
3105 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
3106 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
3107 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
3108 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
3109 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
3110 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
3111 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
3112 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
3113 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
3114 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
3115 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
3116 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
3117 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
3118 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
3119 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
3120 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
3121 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
3122 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
3123 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
3124 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
3125 vecprim.h, basic-block.h, tree-ssa-structalias.c,
3126 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
3127 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
3128 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
3129 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
3130 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
3131 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
3132 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
3133 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
3134 convert.c, convert.h, langhooks-def.h, reload1.c,
3135 tree-ssa-operands.c: Likewise.
3137 2007-07-26 Jan Hubicka <jh@suse.cz>
3139 * tree-ssa-live.c: Include debug.h and flags.h.
3140 (mark_scope_block_unused): New function.
3141 (remove_unused_scope_block_p): New function.
3142 (remove_unused_locals): Remove unused blocks too.
3144 2007-07-25 Ian Lance Taylor <iant@google.com>
3146 * combine.c (combine_max_regno): Remove. Remove all uses.
3147 (struct reg_stat_struct): Rename from struct reg_stat.
3148 (reg_stat_type): Define, and declare VECs.
3149 (reg_stat): Change from pointer to VEC. Change all uses.
3150 (combine_split_insns): New static function.
3151 (try_combine, find_split_point): Call it instead of split_insns.
3153 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3155 * cfghooks.c (split_block): Fix the information about loop latch.
3157 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3159 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
3161 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3163 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
3164 Scan the new edge for loop exit info.
3166 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
3168 * config/darwin.c: Include debug.h.
3170 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3173 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
3175 2007-07-25 Steve Ellcey <sje@cup.hp.com>
3177 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
3178 (HARD_REGNO_MODE_OK): Ditto.
3179 (MODES_TIEABLE_P): Ditto.
3180 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
3181 (CLASS_MAX_NREGS): Ditto.
3182 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
3183 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
3184 (divdf3_internal_thr): Removed.
3185 * config/ia64/div.md: New file.
3186 * config/ia64/constraints.md: Add H constraint.
3188 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3190 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
3191 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
3192 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
3193 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
3194 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
3195 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
3196 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
3197 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
3198 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
3199 dump_sbitmap_file, debug_sbitmap, popcount_table,
3200 sbitmap_popcount): Constify.
3201 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
3202 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
3203 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
3204 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
3205 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
3206 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
3207 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
3208 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
3209 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
3210 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
3211 sbitmap_popcount, sbitmap_verify_popcount): Constify.
3213 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3215 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
3216 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
3217 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
3218 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
3219 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
3220 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
3221 bitmap_intersect_p, bitmap_intersect_compl_p,
3222 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3223 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
3225 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
3226 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
3227 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
3228 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3229 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
3230 debug_bitmap, debug_bitmap_file, bitmap_print,
3231 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
3232 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
3234 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
3236 * config/darwin.c (darwin_override_options): Additional fix for
3237 debug info formats that don't support var tracking.
3239 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3241 * cselib.c (entry_and_rtx_equal_p): Constify.
3242 * gengtype.c (output_mangled_typename, write_types, write_local):
3244 * gengtype.h (const_type_p): New.
3245 * see.c (eq_descriptor_extension, hash_descriptor_extension):
3247 * tlink.c (scan_linker_output): De-constify.
3248 * tree-ssa-loop-im.c (memref_eq): Constify.
3249 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
3250 (shared_bitmap_hash, shared_bitmap_eq): Constify.
3252 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3254 * c-common.c (fname_as_string, c_type_hash): Constify.
3255 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3256 * cgraph.c (edge_hash, edge_eq): Likewise.
3257 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
3258 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
3259 reg_attrs_htab_eq): Likewise.
3260 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
3262 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
3263 const_decl_t, const_state_t, const_automata_list_el_t): New.
3264 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
3265 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
3266 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
3267 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
3268 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
3269 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
3270 compare_max_occ_cycle_nums, out_state_arcs_num,
3271 compare_transition_els_num, units_cmp, state_reservs_cmp):
3273 * genmodes.c (cmp_modes): Likewise.
3274 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
3275 * gimplify.c (compare_case_labels): Likewise.
3276 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
3277 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
3278 * matrix-reorg.c (mtt_info_hash): Likewise.
3279 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
3280 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
3281 (htab_hash_bucket, htab_hash_elem): Constify.
3282 * tree-browser.c (TB_parent_eq): Likewise.
3283 * tree-scalar-evolution.c (hash_scev_info): Likewise.
3284 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
3285 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
3286 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
3288 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
3289 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
3290 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
3291 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
3292 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
3294 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
3295 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
3296 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
3297 * tree-ssa-threadupdate.c (redirection_data_hash,
3298 redirection_data_eq): Likewise.
3299 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
3300 * tree-ssa.c (var_ann_eq): Likewise.
3301 * tree-vrp.c (compare_case_labels): Likewise.
3302 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
3303 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
3304 tree_not_check_failed, tree_class_check_failed,
3305 tree_range_check_failed, tree_not_class_check_failed,
3306 omp_clause_check_failed, omp_clause_range_check_failed,
3307 tree_contains_struct_check_failed, tree_operand_check_failed):
3309 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
3310 tree_not_check_failed, tree_class_check_failed,
3311 tree_range_check_failed, tree_not_class_check_failed,
3312 tree_operand_check_failed, omp_clause_operand_check_failed,
3313 tree_operand_length): Likewise.
3314 * var-tracking.c (const_variable): New.
3315 (variable_htab_hash, variable_htab_eq): Constify.
3316 * varasm.c (const_desc_hash): Likewise.
3318 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * expr.c (handled_component_p): Constify.
3321 * fold-const.c (fit_double_type): Likewise.
3322 * real.h (real_value_from_int_cst): Likewise.
3323 * tree-flow-inline.h (gimple_in_ssa_p,
3324 gimple_aliases_computed_p, gimple_addressable_vars,
3325 gimple_call_clobbered_vars, gimple_referenced_vars,
3326 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
3327 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
3328 may_aliases, end_readonly_imm_use_p, has_zero_uses,
3329 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
3330 is_label_stmt, is_global_var, phi_ssa_name_p,
3331 factoring_name_p, is_call_clobbered, tree_common_ann,
3332 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
3333 unmodifiable_var_p, array_ref_contains_indirect_ref,
3334 ref_contains_array_ref, lookup_subvars_for_var,
3335 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
3336 gimple_mem_ref_stats): Likewise.
3337 * tree-flow.h (tree_common_ann, var_ann, function_ann,
3338 may_aliases, is_exec_stmt, is_label_stmt,
3339 ref_contains_array_ref, array_ref_contains_indirect_ref,
3340 var_can_have_subvars, overlap_subvar, is_call_clobbered,
3341 unmodifiable_var_p): Likewise.
3342 * tree-gimple.c (is_gimple_min_invariant): Likewise.
3343 * tree-gimple.h (is_gimple_min_invariant): Likewise.
3344 * tree.c (type_hash_list, attribute_hash_list, tree_size,
3345 cst_and_fits_in_hwi, real_value_from_int_cst,
3346 build_real_from_int_cst, integer_zerop, integer_onep,
3347 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
3348 tree_floor_log2, real_zerop, real_onep, real_twop,
3349 real_minus_onep, really_constant_p, purpose_member, chain_member,
3350 list_length, fields_length, int_size_in_bytes, bit_position,
3351 int_bit_position, byte_position, int_byte_position, expr_align,
3352 array_type_nelts, tree_node_structure,
3353 type_contains_placeholder_1, iterative_hash_pointer,
3354 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
3355 tree_map_base_eq, type_hash_list, type_hash_eq,
3356 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
3357 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
3358 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3359 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
3360 int_fits_type_p, get_containing_scope, decl_function_context,
3361 decl_type_context, omp_clause_operand_check_failed,
3362 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
3363 * tree.h (omp_clause_operand_check_failed, tree_size,
3364 build_real_from_int_cst, array_type_nelts, purpose_member,
3365 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
3366 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
3367 is_attribute_p, check_qualified_type, expr_align,
3368 int_size_in_bytes, bit_position, int_bit_position, byte_position,
3369 int_byte_position, list_length, fields_length, initializer_zerop,
3370 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
3371 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
3372 tree_node_structure, handled_component_p, get_containing_scope,
3373 decl_function_context, decl_type_context, real_zerop,
3374 type_num_arguments, fit_double_type, really_constant_p,
3375 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
3376 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
3377 real_twop, real_minus_onep, int_cst_value): Likewise.
3379 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3381 * cfglayout.c (insn_scope, insn_line): Constify.
3382 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
3383 const_double_htab_hash, const_double_htab_eq,
3384 mem_attrs_htab_hash): Likewise.
3385 * loop-iv.c (biv_eq): Likewise.
3386 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
3387 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
3388 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
3390 * rtl-error.c (location_for_asm, diagnostic_for_asm,
3391 error_for_asm, warning_for_asm, _fatal_insn,
3392 _fatal_insn_not_found): Likewise.
3393 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
3394 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
3395 rtl_check_failed_type2, rtl_check_failed_code1,
3396 rtl_check_failed_code2, rtl_check_failed_code_mode,
3397 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
3398 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
3399 rtl_check_failed_type2, rtl_check_failed_code1,
3400 rtl_check_failed_code2, rtl_check_failed_code_mode,
3401 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
3402 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
3403 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
3404 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
3405 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
3406 rtx_unstable_p, get_integer_term, get_related_value,
3407 offset_within_block_p, reg_mentioned_p, count_occurrences,
3408 reg_referenced_p, reg_used_between_p, no_labels_between_p,
3409 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
3410 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
3411 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
3412 find_constant_src, find_reg_fusage, find_regno_fusage,
3413 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
3414 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
3415 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
3416 computed_jump_p, auto_inc_p, in_expr_list_p,
3417 remove_node_from_expr_list, loc_mentioned_in_p,
3418 label_is_jump_target_p, reversed_comparison_code_parts,
3419 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
3420 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
3421 print_inline_rtx): Likewise.
3422 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
3423 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
3424 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
3425 get_integer_term, get_related_value, offset_within_block_p,
3426 count_occurrences, reg_mentioned_p, no_labels_between_p,
3427 reg_used_between_p, reg_referenced_p, single_set_2,
3428 multiple_sets, set_noop_p, refers_to_regno_p,
3429 reg_overlap_mentioned_p, dead_or_set_p,
3430 covers_regno_no_parallel_p, covers_regno_p,
3431 dead_or_set_regno_p, find_reg_note, find_regno_note,
3432 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
3433 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
3434 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
3435 side_effects_p, may_trap_p_1, may_trap_p,
3436 may_trap_after_code_motion_p, may_trap_or_fault_p,
3437 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
3438 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
3439 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
3440 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
3441 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
3443 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
3444 warning_for_asm): Likewise.
3445 * tree.h (print_rtl): Likewise.
3446 * varasm.c (get_pool_mode): Likewise.
3448 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3450 * c-lex.c (c_lex_with_flags, lex_string): Constify.
3451 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
3452 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
3453 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
3454 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
3455 * ddg.c (compare_sccs): Likewise.
3456 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
3457 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
3458 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
3459 decimal_do_fix_trunc, decimal_real_to_integer,
3460 decimal_real_to_integer2, decimal_real_maxval): Likewise.
3461 * dse.c (const_group_info_t): New.
3462 (invariant_group_base_eq, invariant_group_base_hash): Constify.
3463 * dwarf2out.c (const_dw_die_ref): New.
3464 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
3465 * tree-browser.c (TB_parent_eq): Likewise.
3466 * unwind-dw2-fde.c (__register_frame_info_bases,
3467 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
3468 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
3470 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
3471 * unwind-dw2.c (uw_frame_state_for): Likewise.
3472 * value-prof.c (histogram_hash, histogram_eq): Likewise.
3473 * value-prof.h (const_histogram_value): New.
3475 2007-07-25 Richard Sandiford <richard@codesourcery.com>
3477 * config/mips/mips.c (machine_function): Add
3478 initialized_mips16_gp_pseudo_p.
3479 (mips16_gp_pseudo_reg): Do not emit the initialization of
3480 mips16_gp_pseudo_rtx when being called from the gimple cost-
3481 calculation routines; emit it on the first use outside those
3484 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
3489 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3490 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
3491 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
3492 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
3493 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
3494 Preserve const-ness of parameters through use of __typeof(),
3495 also constify and tidy.
3497 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
3498 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
3499 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
3500 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
3501 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
3502 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
3503 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
3504 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
3505 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
3507 2007-07-25 Julian Brown <julian@codesourcery.com>
3508 Mark Shinwell <shinwell@codesourcery.com>
3510 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
3511 (alpha_mangle_type): This.
3512 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3513 (TARGET_MANGLE_TYPE): Define this instead.
3514 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
3515 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
3516 (arm_init_neon_builtins): Fix comment.
3517 (arm_mangle_map_entry): New.
3518 (arm_mangle_map): New.
3519 (arm_mangle_type): New.
3520 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
3521 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3522 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3523 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3524 (TARGET_MANGLE_TYPE): Define this instead.
3525 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
3526 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
3527 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
3528 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3529 (TARGET_MANGLE_TYPE): Define this instead.
3530 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
3532 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
3533 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3534 (TARGET_MANGLE_TYPE): Define this instead.
3535 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
3536 (s390_mangle_type): This.
3537 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3538 (TARGET_MANGLE_TYPE): Define this instead.
3539 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
3540 (sparc_mangle_type): This.
3541 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
3542 (TARGET_MANGLE_TYPE): Define this instead.
3543 * cp/mangle.c (write_type): Call mangle_type target hook on all
3544 types before mangling. Use original type, not main variant, as
3546 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
3547 (TARGET_MANGLE_TYPE): This.
3548 * target.h (gcc_target): Rename mangle_fundamental_type to
3550 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
3551 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
3553 2007-07-25 Julian Brown <julian@codesourcery.com>
3554 Paul Brook <paul@codesourcery.com>
3555 Joseph Myers <joseph@codesourcery.com>
3556 Mark Shinwell <shinwell@codesourcery.com>
3558 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
3559 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
3560 (with_fpu): Allow --with-fpu=neon.
3561 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3562 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
3563 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
3564 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
3565 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
3566 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
3567 (neon_emit_pair_result_insn, neon_disambiguate_copy)
3568 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
3569 (output_move_neon): Add prototypes.
3570 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
3571 (all_fpus): Add FPUTYPE_NEON.
3572 (fp_model_for_fpu): Add NEON field.
3573 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
3574 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
3576 (arm_legitimate_address_p): Don't support fancy addressing for NEON
3578 (thumb2_legitimate_address_p): Likewise.
3579 (neon_valid_immediate): Recognize and prepare constants suitable for
3581 (neon_immediate_valid_for_move): New function. Recognize and prepare
3582 immediates for NEON move instructions.
3583 (neon_immediate_valid_for_logic): New function. Recognize and
3584 prepare immediates for NEON logic instructions.
3585 (neon_output_logic_immediate): New function. Create asm string
3586 suitable for outputting immediate logic instructions.
3587 (neon_pairwise_reduce): New function. Implement reduction using
3588 pairwise operations.
3589 (neon_expand_vector_init): New function. Expand a (possibly
3590 non-constant) vector initialization.
3591 (neon_vector_mem_operand): New function. Memory operands supported
3592 for quad-word loads/stores to/from ARM or NEON registers. Don't
3593 allow base+offset addressing for core regs.
3594 (neon_struct_mem_operand): New function. Valid mems for NEON
3596 (coproc_secondary_reload_class): Enable NEON registers to be loaded
3597 from neon_vector_mem_operand addresses without a secondary register.
3598 (add_minipool_forward_ref): Handle >8-byte minipool entries.
3599 (add_minipool_backward_ref): Likewise.
3600 (dump_minipool): Likewise.
3601 (push_minipool_fix): Likewise.
3602 (output_move_quad): New function. Output quad-word moves, loads and
3603 stores using ARM registers.
3604 (output_move_vfp): Add support for vectors in VFP (NEON) D
3606 (output_move_neon): Output a NEON load/store to/from a quadword
3608 (arm_print_operand): Implement new codes:
3609 - 'c' for unadorned integers (without a # sign).
3610 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
3612 - 'e', 'f' for the low and high D parts of a NEON Q register.
3613 - 'q' outputs a NEON Q register.
3614 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
3615 - 'T' prints NEON opcode features from a coded bitmask.
3616 - 'F' is similar to T, but signed/unsigned codes both print as
3618 - 't' is similar to T, but 'u' is printed instead of 'p'.
3619 - 'O' prints 'r' if NEON instruction should perform rounding (as
3620 specified by bitmask), else prints nothing.
3621 - '#' is a punctuation character to stop operand numbers from
3622 running together with following digits in the assembler
3623 strings for instructions (when using mode attributes).
3624 (arm_assemble_integer): Handle extra NEON vector modes. Permute
3625 constant vectors in big-endian mode, where necessary.
3626 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
3627 Handle EI, OI, CI, XI modes.
3628 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
3629 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
3630 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
3631 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
3632 (neon_builtin_type_bits): Add enumeration, one bit for each vector
3634 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
3635 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
3636 to turn v8qi, etc. into bits defined above.
3637 (neon_itype): New enumeration. Classifications of NEON builtins.
3638 (neon_builtin_datum): Define struct. Contains information about
3639 a single builtin (with multiple modes).
3640 (CF): Define helper macro for...
3641 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
3643 (neon_builtin_data): New array. Define information about builtins
3644 for use during initialization/expansion.
3645 (arm_init_neon_builtins): New function.
3646 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
3648 (neon_builtin_compare): New function.
3649 (locate_neon_builtin_icode): New function. Find an insn code for a
3650 builtin given a function code for that builtin. Also return type of
3651 builtin (NEON_BINOP, NEON_UNOP etc.).
3652 (builtin_arg): New enumeration. Types of arguments for builtins.
3653 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
3654 Takes a variable argument list of builtin_arg types, terminated by
3656 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
3657 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
3658 (neon_emit_pair_result_insn): New function. Support returning pairs
3659 of vectors via a pointer.
3660 (neon_disambiguate_copy): New function. Set up operands for a
3661 multi-word copy such that registers do not get clobbered.
3662 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
3663 ARM_BUILTIN_NEON_BASE.
3664 (arm_file_start): Set float-abi attribute for NEON.
3665 (arm_vector_mode_supported_p): Enable NEON vector modes.
3666 (arm_mangle_map_entry): New.
3667 (arm_mangle_map): New.
3668 (arm_mangle_vector_type): New.
3669 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
3671 (TARGET_NEON): New macro. Target supports NEON.
3672 (fputype): Add FPUTYPE_NEON.
3673 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
3674 for vectorization based on command-line arg.
3675 (NEON_REGNO_OK_FOR_NREGS): Define.
3676 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
3677 (VALID_NEON_STRUCT_MODE): Define.
3678 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
3679 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
3680 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
3681 (consttable_16): Add pattern for outputting 16-byte minipool
3683 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
3685 (vec-common.md, neon.md): Include md files.
3686 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
3687 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
3688 (memory_constraint "Ut", "Un", "Us"): Define.
3689 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
3690 (MMX_char): New mode attribute.
3691 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
3692 (*add<mode>3_iwmmxt): New insn pattern.
3693 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
3694 (*sub<mode>3_iwmmxt): New insn pattern.
3695 (mulv4hi3): Rename to...
3696 (*mulv4hi3_iwmmxt): This.
3697 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
3698 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
3699 (uminv4hi3, uminv2si3): Remove. Replace with...
3700 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
3701 (*umin<mode>3_iwmmxt): These.
3702 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
3703 (ashr<mode>3_iwmmxt): This new pattern.
3704 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
3705 (lshr<mode>3_iwmmxt): This new pattern.
3706 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
3707 (ashl<mode>3_iwmmxt): This new pattern.
3708 * config/arm/neon-docgen.ml: New file. Generate documentation for
3710 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
3711 * config/arm/arm_neon.h: New (autogenerated).
3712 * config/arm/neon-testgen.ml: New file. Generate NEON tests
3714 * config/arm/neon.md: New file. Define NEON instructions.
3715 * config/arm/neon.ml: New file. Abstract description of NEON
3716 instructions, used to generate arm_neon.h header, documentation and
3718 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
3719 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
3721 * doc/extend.texi (ARM Built-in Functions): Rename and remove
3723 (ARM NEON Intrinsics): New subsection.
3724 * doc/arm-neon-intrinsics.texi: New (autogenerated).
3726 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
3728 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
3731 2007-07-24 Jan Hubicka <jh@suse.cz>
3733 * regclass.c (move_table): New type.
3734 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
3735 (init_move_cost): Break out from ...
3736 (init_reg_sets_1): ... here; simplify computation of
3737 have_regs-of_mode and contains_reg_of_mode.
3738 (record_reg_classes): Unswitch internal loops.
3739 (copy_cost): Trigger lazy initialization of move cost
3740 (record_address_regs): Likewise.
3742 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
3744 * config/darwin.c (darwin_override_options): Don't force on
3745 flag_var_tracking_uninit when no debug info is requested.
3747 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
3749 * cfgloop.c (init_loops_structure): New function.
3750 (flow_loops_find): Create root of the loop tree unconditionally.
3752 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
3754 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
3756 2007-07-24 Jan Hubicka <jh@suse.cz>
3758 * caller-save.c: Include ggc.h, gt-caller-save.h
3759 (reg_save_code, reg_restore_code): Rename to ...
3760 (cached_reg_save_code, cached_reg_restore_code): ... those.
3761 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
3762 (reg_save_code, reg_restore_code): New functions.
3763 (init_caller_save): Do not intialize
3764 reg_save_code/reg_restore_code tables.
3765 * Makefile.in: (gt-caller-save.h): New.
3767 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
3769 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
3770 with the mode of the original operand instead of
3773 2007-07-23 Jan Hubicka <jH@suse.cz>
3775 * i386.c (ix86_secondary_memory_needed): Break out to...
3776 (inline_secondary_memory_needed): ... here.
3777 (ix86_memory_move_cost): Break out to ...
3778 (inline_memory_move_cost): ... here; add support for IN value of 2 for
3779 maximum of input and output; fix handling of Q_REGS on 64bit.
3780 (ix86_secondary_memory_needed): Microoptimize.
3782 2007-07-23 Sebastian Pop <sebpop@gmail.com>
3784 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
3785 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
3786 stmts_from_loop, known_dependences_p, build_rdg): New.
3787 * tree-data-ref.h: Depends on graphds.h.
3788 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
3789 (build_rdg): Declared.
3790 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
3792 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
3794 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
3797 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
3798 Jakub Jelinek <jakub@redhat.com>
3800 PR middle-end/PR28690
3801 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow EQ compares.
3802 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
3803 and MEM_POINTER operands over REG and MEM operands.
3804 (swap_commutative_operands_p): Change return value to bool.
3805 * rtl.h: Update the corresponding prototype.
3806 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
3807 instead of gen_rtx_PLUS.
3808 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
3809 value to bool. Change function arguments to rtx's and update code
3811 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
3812 calls to match the new declaration.
3813 * simplify-rtx.c (simplify_associative_operation): Don't
3814 reorder simplify_binary_operation arguments.
3816 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3818 * config/mips/mips.c (override_options): Use mips_costs to derive
3819 the default branch cost.
3820 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
3822 * config/mips/mips.opt (mbranch-cost=): New option.
3823 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
3825 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3827 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
3828 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
3829 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
3830 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
3832 2007-07-23 Richard Sandiford <richard@codesourcery.com>
3834 * config/mips/constraints.md (ks): New constraint.
3835 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
3836 (*add<mode>3_mips16): ...here.
3838 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
3840 * optabs.h (enum optab_index): Add new OTI_signbit.
3841 (signbit_optab): Define corresponding macro.
3842 (enum insn_code signbit_optab[]): Remove array.
3843 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
3844 (expand_copysign_absneg): If back end provides signbit insn, use it
3845 instead of bit operations on floating point argument.
3846 * builtins.c (enum insn_code signbit_optab[]): Remove array.
3847 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code for
3848 availability of signbit insn.
3850 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
3851 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
3852 SSE mode is not active.
3853 (isinf<mode>2): Disable for mfpmath=sse,387.
3855 2007-07-22 Ben Elliston <bje@au.ibm.com>
3857 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
3859 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
3861 2007-07-20 Richard Guenther <rguenther@suse.de>
3863 * tree-cfg.c (verify_expr): COND_EXPRs can have any
3864 integral typed condition.
3865 * tree-ssa.c (useless_type_conversion_p): Do not preserve
3866 booleanness. Only preserve conversions from a non-base
3867 type to a base type, not in general between types with
3868 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
3869 * tree.def (COND_EXPR): Document that the condition
3870 can be of any integral type.
3872 2007-07-20 Nigel Stephens <nigel@mips.com>
3873 Richard Sandiford <richard@codesourcery.com>
3875 * config/mips/mips.h (mips_dwarf_regno): Declare.
3876 (DBX_REGISTER_NUMBER): Remove redundant brackets.
3877 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
3878 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
3879 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
3880 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3881 (REG_CLASS_NAMES): Update accordingly.
3882 * config/mips/mips.c (mips_dwarf_regno): New array.
3883 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
3884 (mips_subword): Remove special handling for accumulator registers.
3885 (override_options): Initiailize mips_dwarf_regno. Remove use
3887 (mips_swap_registers): New function.
3888 (mips_conditional_register_usage): Swap accumulator registers
3889 around if TARGET_LITTLE_ENDIAN.
3890 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
3891 * config/mips/constraints.md (h, l): Use the endianness to choose
3892 between MD0_REG and MD1_REG.
3893 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
3894 alternative-dependent template.
3896 2007-07-20 Richard Sandiford <richard@codesourcery.com>
3898 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
3901 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3903 * function.c (thread_prologue_and_epilogue_insns): Fix exit
3904 predecessor fallthru flags.
3906 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
3908 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
3909 of compare to the same type.
3910 * cfgloopmanip.c (add_loop): Update information about loop exits.
3911 (loop_version): Remove the innermost loop requirement.
3912 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
3913 to sizetype for pointers.
3915 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
3917 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
3918 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
3919 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
3921 * config/dfp-bit.c: Empty for TFmode conversions.
3923 2007-07-18 Caroline Tice <ctice@apple.com>
3925 * var-tracking.c (find_src_status): Check for COND_EXEC insns
3926 and handle them correctly; check that src is not NULL before
3928 (find_src_set_src): Likewise.
3930 2007-07-18 Bob Wilson <bob.wilson@acm.org>
3932 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
3933 (struct alignment_context, init_alignment_context): New.
3934 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
3935 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
3936 (XCHAL_HAVE_S32C1I): Likewise.
3937 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
3938 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
3939 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
3940 (ATOMIC, HQI): New macros.
3941 (memory_barrier, *memory_barrier): New.
3942 (sync_lock_releasesi): New.
3943 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
3944 (sync_lock_test_and_set<mode>): New.
3945 (sync_<atomic><mode>): New.
3946 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
3947 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
3948 (xtensa_expand_atomic): New.
3950 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3954 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
3955 transformation for builtin ISNORMAL.
3956 (expand_builtin): Handle BUILT_IN_ISNORMAL.
3957 * builtins.def (BUILT_IN_ISNORMAL): New.
3958 * doc/extend.texi: Document isnormal.
3960 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3964 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
3965 optabs infrastructure. Provide generic implementation for
3967 (expand_builtin): Handle FINITE/ISFINITE.
3968 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
3969 (fold_builtin_1): Likewise.
3971 * builtins.def (BUILT_IN_ISFINITE): New.
3973 * doc/extend.texi: Document isfinite.
3975 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3980 * builtins.c (expand_builtin_interclass_mathfn): Provide a
3981 generic fallback for isinf.
3982 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
3983 calculation code ...
3984 * real.c (get_max_float): ... to here.
3985 * real.h (get_max_float): New.
3987 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3991 * builtin-attrs.def (ATTR_TYPEGENERIC,
3992 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
3994 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
3995 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
3996 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
3997 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
3999 * c-common.c (handle_type_generic_attribute): New.
4000 (c_common_attribute_table): Add "type generic".
4002 * c-typeck.c (convert_arguments): Handle "type generic" functions.
4004 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
4006 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
4007 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
4010 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4013 * config/cris/cris.c (cris_print_index): Don't use XEXP before
4014 checking that the operand is an expression.
4016 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
4017 Danny Smith <dannysmith@users.sourceforge.net>
4020 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
4021 file mapping object in local namespace if Windows version later
4024 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4026 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
4027 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
4028 arm_cannot_force_const_mem.
4029 (arm_cannot_force_const_mem): New function.
4030 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
4031 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
4032 of arm_tls_referenced_p.
4033 * config/arm/arm.md (movsi): Split out-of-section constants when
4034 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
4035 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4037 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4039 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
4041 2007-07-18 Richard Sandiford <richard@codesourcery.com>
4043 * config/mips/mips.md (*extendqihi2): Convert the destination
4046 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4048 * config/pa/fptr.c: Update license header.
4049 * config/pa/milli64.S: Likewise.
4051 2007-07-17 Nick Clifton <nickc@redhat.com>
4053 * COPYING_v3: New file. Contains version 3 of the GNU General
4055 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
4056 Lesser General Public License.
4057 * doc/include/gpl_v3.texi: New file. Contains version 3 of
4058 the GNU General Public License.
4060 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
4062 PR rtl-optimization/32773
4063 * cfglayout.c (force_one_exit_fallthru): New function.
4064 (cfg_layout_finalize): Use it.
4066 2007-07-16 Richard Guenther <rguenther@suse.de>
4067 Uros Bizjak <ubizjak@gmail.com>
4069 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
4070 before forcing it to gimple operand.
4072 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4073 David Ung <davidu@mips.com>
4075 * config/mips/mips.h (TUNE_24K): Define.
4076 (TUNE_MACC_CHAINS): Add TUNE_24K.
4077 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
4079 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
4080 (r74k_int_madd): .. this new reservation.
4081 (define_bypass): Fixed bypasses for r74k_int_madd to use
4083 * config/mips/24k.md (define_bypass): Define new
4084 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
4086 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
4087 Nigel Stephens <nigel@mips.com>
4089 * config/mips/mips.md: Include 20kc.md.
4090 * config/mips/20kc.md: New file.
4091 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
4092 (mips_adjust_cost): Tweak for 20Kc.
4093 (mips_issue_rate): Likewise.
4094 * config/mips/mips.h (TUNE_20KC): Define.
4096 2007-07-16 David Edelsohn <edelsohn@gnu.og>
4098 * config/rs6000/rs6000.c (struct processor_cost): Add
4099 cache_line_size, l1_cache_lines, and simultaneous_prefetches
4101 (*_cost): Add cache information.
4102 (rs6000_override_options): Set cache parameters.
4104 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4107 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
4108 * doc/install.texi (mips-sgi-irix6): pthread support works now.
4110 2007-07-16 Paul Brook <paul@codesourcery.com>
4113 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
4114 (cirrus_thumb2_movsi_insn): Ditto.
4116 2007-07-15 Geoffrey Keating <geoffk@apple.com>
4118 * config/rs6000/darwin-fallback.c (interpret_libc): Change
4121 2007-07-15 Andrew Haley <aph@redhat.com>
4123 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
4124 before looking in the context.
4126 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4130 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
4131 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
4132 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
4133 (pa_output_function_prologue): Use rp_saved and current_function_is_leaf
4134 to generate .CALLINFO statement.
4135 (hppa_expand_prologue): Set rp_saved.
4136 (hppa_expand_epilogue): Use rp_saved.
4137 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
4138 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
4140 2007-07-14 Dirk Mueller <dmueller@suse.de>
4142 * omega.c (coalesce): Fix memory leak on early exit.
4143 * matrix-reorg.c (check_allocation_function): Likewise.
4144 * tree-vect-transform.c (vect_get_new_vect_var): free result
4146 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4147 pass pointer to edge vector
4148 (partition_hot_cold_basic_blocks): Fix memory leak.
4149 * collect2.c (prefix_from_string): Free temporary storage.
4150 * reload1.c (fixup_abnormal_edges): Free sbitmap.
4152 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
4154 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
4155 (DO_GLOBAL_DTORS_BODY): Likewise.
4157 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
4158 Nigel Stephens <nigel@mips.com>
4160 * config/mips/mips.c (mips_classify_symbol): Don't return
4161 SYMBOL_SMALL_DATA for constant pool addresses if
4162 TARGET_EMBEDDED_DATA is true.
4164 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
4166 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
4167 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
4168 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
4169 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
4170 __builtin_ia32_storehps, __builtin_ia32_storelps,
4171 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
4172 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
4173 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
4174 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
4175 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
4176 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
4177 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
4178 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
4179 using def_builtin_const.
4181 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
4183 PR tree-optimization/32705
4184 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
4185 (simplify_binary_expression): Use SSA_VAL consistently.
4187 2007-07-13 David Edelsohn <edelsohn@gnu.org>
4189 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4190 (SPEFSCR_REGNO): Delete definition.
4191 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
4192 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4193 * config/rs6000/rs6000.h: Do not define *_REGNO.
4194 LINK_REGISTER_REGNUM -> LR_REGNO.
4195 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4196 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
4197 COUNT_REGISTER_REGNUM -> CTR_REGNO.
4198 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
4199 R_VRSAVE, R_VSCR. Use them.
4200 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
4201 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
4202 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
4203 * config/rs6000/aix.h: Define R_LR. Use it.
4205 2007-07-13 Caroline Tice <ctice@apple.com>
4207 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
4208 flag_var_tracking is explicitly turned off (i.e. when variable
4209 tracking is not feasible); otherwise, turn flag_var_tracking on when
4210 flag_var_tracking_uninit is on.
4211 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
4212 note definitions, to allow recording of initialization status in the
4214 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
4215 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
4216 determine if two note locations are equal.
4217 (output_loc_list): Don't output list entries whose start & end labels
4219 (reg_loc_descriptor): Add parameter for initialization status; pass it
4220 to other loc descriptor functions.
4221 (one_reg_loc_descriptor): Add parameter for initialization status;
4222 check its value and add DW_OP_GNU_uninit to returned loc descr if
4224 (multiple_reg_loc_descriptor): Add parameter for initialization
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 (based_loc_descr): Add parameter for initialization status; add new
4230 variable for return value; check value of initialization parameter and
4231 add DW_OP_GNU_uninit to returned loc descr if appropriate.
4232 (concatn_mem_loc_descriptor): Add parameter for initialization status;
4233 pass init status argument to other loc descriptor functions; check
4234 value of intialization parameter and add DW_OP_GNU_uninit to returned
4235 loc descr if appropriate.
4236 (mem_loc_descriptor): Likewise.
4237 (concat_loc_descriptor): Likewise.
4238 (concatn_loc_descriptor): Likewise.
4239 (loc_descriptor): Add parameter for initialization status; pass it as
4240 argument to other loc descriptor function calls.
4241 (loc_descriptor_from_tree_1): Add appropriate initialization status
4242 to loc descriptor function calls.
4243 (add_location_or_const_value_attribute): Get initialization status
4244 from VAR_LOCATION note; add initialization status to loc descriptor
4246 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
4247 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
4248 status is uninitialized, add "[uninint]" to output.
4249 * common.opt (fvar-tracking-uninit): New option, similar to
4250 fvar-tracking, to turn on tracking of uninitialized variables; creates
4251 a new global flag, flag_var_tracking_uninit.
4252 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
4253 (enum var_init_status): New type, for var initialization status field.
4254 * var-tracking.c (struct location_chain_def): Two new fields, init,
4255 for initialization status, and set_src for the assignment value expr.
4256 (unshare_variable): New parameter for initialization status;
4257 initialize new init and set_src fields.
4258 (var_reg_set): New parameters for initialization status and value;
4259 pass them to set_variable_part.
4260 (var_mem_set): Likewise.
4261 (get_init_value): New function.
4262 (var_reg_delete_and_set): New initialization status & value
4263 parameters; add call to get_init_value if status is unknown; pass new
4264 parameters to clobber_variable_part and var_reg_set.
4265 (var_mem_delete_and_set): Likewise.
4266 (var_reg_delete): Pass null set_src value to clobber_variable_part.
4267 (var_mem_delete): Likewise.
4268 (variable_union): Pass status to unshare_variable; initialize new init
4269 and set_src fields. If flag_var_tracking_uninit is not set, force
4270 status to initialized.
4271 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
4272 used later to get the set_src value.
4273 (find_src_status): New function.
4274 (find_src_set_src): New function.
4275 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
4276 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
4277 MO_SET, get set_src value and pass it to var_reg_delete_and_set
4278 and var_mem_delete_and_set.
4279 (dump_variable): Print out "[uninit]" if appropriate.
4280 (set_variable_part): Add new initialization and set_src parameters;
4281 pass status to unshare_variable; set node->init and node- >set_src
4282 fields and modify slot in hash table appropriately; save the init and
4283 set_src values if appropriate and assign to the new node.
4284 (clobber_variable_part): New set_src parameter; if two nodes have
4285 same variable and same location but different set_src (assignment)
4286 values, clobber old node.
4287 (delete_variable_part): Pass init status to unshare_variable.
4288 (emit_note_insn_var_location): Add initialized var; assign var's init
4289 status to new 'initialized'; pass new init status field to calls to
4290 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
4291 status to initialized.
4292 (emit_notes_in_bb): Pass initialization status to calls to
4293 var_reg_set, var_mem_set, var_reg_delete_and_set and
4294 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
4295 var_reg_delete_and_set and var_mem_delete_and_set; call
4296 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
4297 make up for change in add_stores.
4298 (vt_add_function_parameters): Add status to calls to
4300 * config/darwin.c (darwin_override_options): Turn on uninitialized
4301 tracking automatically, if var_tracking is on and the system is
4304 2007-07-13 Sa Liu <saliu@de.ibm.com>
4306 * config.gcc: Add options for arch and tune on SPU.
4307 * config/spu/predicates.md: Add constant operands 0 and 1.
4308 * config/spu/spu-builtins.def: Add builtins for double precision
4309 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
4310 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
4312 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
4314 * config/spu/spu-protos.h: Add new function prototypes.
4315 * config/spu/spu.c (spu_override_options): Check options -march and
4317 (spu_comp_icode): Add comparison code for DFmode and vector mode.
4318 (spu_emit_branch_or_set): Use the new code for DFmode and vector
4320 (spu_const_from_int): New. Create a vector constant from 4 ints.
4321 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
4322 (spu_emit_vector_compare): New. Emit vector compare.
4323 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
4324 * config/spu/spu.h: Add options -march and -mtune. Define processor
4325 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
4326 CANONICALIZE_COMPARISON.
4327 * config/spu/spu.md: Add new insns for double precision compare
4328 and double precision vector compare. Add vcond and smax/smin patterns
4329 to enable DFmode vector conditional expression.
4330 * config/spu/spu.opt: Add options -march and -mtune.
4331 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
4332 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
4333 both CELL and CELLEDP targets: spu_testsv.
4334 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
4337 2007-07-13 Richard Guenther <rguenther@suse.de>
4339 PR tree-optimization/32721
4340 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
4341 TREE_THIS_VOLATILE on the folded reference.
4342 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
4343 if the array reference has TREE_THIS_VOLATILE set.
4345 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
4348 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
4350 2007-07-13 Andreas Schwab <schwab@suse.de>
4352 * gengtype-lex.l: Allow declarations to be indented.
4354 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4356 * ginclude/tgmath.h: New.
4357 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
4358 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
4359 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
4360 * configure: Regenerate.
4362 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4364 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
4365 correct index when setting register save state for xd
4368 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
4370 * config/sh/sh.c (mark_use): Remove.
4372 2007-07-12 Paul Brook <paul@codesourcery.com>
4374 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
4375 reg does not overlap return value.
4377 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
4379 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
4380 (set_expression_vuses): Ditto.
4381 (init_pre): Initialize expression_vuses.
4383 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4385 * config/i386/sse.md (storentdf, storentsf): New.
4387 2007-07-12 Geoffrey Keating <geoffk@apple.com>
4389 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
4391 * tree.c (build_decl_stat): Move code from here...
4392 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
4393 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
4394 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
4395 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
4396 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
4399 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4400 Devang Patel <dpatel@apple.com>
4402 PR tree-optimization/25413
4403 * targhooks.c (default_builtin_vector_alignment_reachable): New.
4404 * targhooks.h (default_builtin_vector_alignment_reachable): New.
4405 * tree.h (contains_packed_reference): New.
4406 * expr.c (contains_packed_reference): New.
4407 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
4408 (vect_enhance_data_refs_alignment): Call
4409 vector_alignment_reachable_p.
4410 * target.h (vector_alignment_reachable): New builtin.
4411 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
4412 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
4413 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
4415 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
4417 * target.h (builtin_vectorization_cost): Add new target builtin.
4418 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
4419 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
4420 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
4421 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
4422 uninitialized variables.
4423 * tree-vect-transform.c (cost_for_stmt): New function.
4424 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
4425 using cost 1 for all scalar stmts. Be less conservative when
4426 estimating the number of prologue/epulogue iterations. Call
4427 targetm.vectorize.builtin_vectorization_cost. Return
4428 min_profitable_iters-1.
4429 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
4430 initialization cost instead of TARG_VEC_STMT_COST. Use
4431 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
4432 epilogue code. Fix epilogue cost computation.
4433 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
4434 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
4435 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
4436 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
4437 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
4438 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
4440 2007-07-12 Richard Guenther <rguenther@suse.de>
4442 * gimplify.c (gimplify_conversion): Make sure that the result
4443 from maybe_fold_offset_to_reference is trivially convertible
4444 to the desired type before doing the simplification.
4445 (gimplify_expr): Likewise.
4446 * fold-const.c (fold_binary): Use the correct types for
4447 building the simplified expression.
4449 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
4451 PR rtl-optimization/32729
4452 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
4453 that fallthru to exit.
4455 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
4457 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
4458 (symDTPOFF2reg): Likewise.
4460 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
4462 PR tree-optimization/32663
4464 * tree.h (VALUE_HANDLE_VUSES): Remove.
4465 (struct tree_value_handle): Remove vuses.
4467 * tree-vn.c (create_value_handle_for_expr): Don't set
4470 * tree-ssa-pre.c (expression_vuses): New.
4471 (alloc_expression_id): Set up expression_vuses.
4472 (get_expression_vuses): New.
4473 (set_expression_vuses): Ditto.
4474 (clear_expression_ids): Modify for expression_vuses.
4475 (phi_translate_1): Ditto.
4476 (phi_translate_set): Ditto.
4477 (value_dies_in_block_x): Ditto
4478 (valid_in_sets): Ditto.
4479 (add_to_sets): Ditto.
4480 (find_existing_value_expr): Ditto.
4481 (create_value_handle_for_expr): Ditto.
4482 (make_values_for_stmt): Ditto.
4483 (vuse_equiv): Remove.
4485 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
4487 * Makefile.in (mostlyclean): Remove object files.
4489 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4491 * toplev.c (no_new_pseudos): Deleted.
4492 * rtl.h (no_new_pseudos): Deleted.
4493 * tree-pass.h (pass_no_new_pseudos): Deleted.
4494 * passes.c (pass_no_new_pseudos): Deleted.
4495 * final.c (rest_of_clean_state): Removed no_new_pseudos.
4496 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
4497 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
4499 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
4500 * rtlhooks.c (gen_lowpart_general): Ditto.
4501 * optabs.c (prepare_operand): Ditto.
4502 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
4504 * modulo-sched.c (rest_of_handle_sms): Ditto.
4505 * see.c (rest_of_handle_see): Ditto.
4506 * ifcvt.c (if_convert): Ditto.
4507 (gate_handle_if_after_combine): Replaced no_new_pseudos with
4509 * init-regs.c (gate_initialize_regs): Deleted set of
4511 * lower-subreg.c (decompose_multiword_subregs): Ditto.
4512 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
4513 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
4515 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4518 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
4519 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
4520 (*vec_extractv2di_1_rex64): New insn pattern.
4522 2007-07-11 David Daney <ddaney@avtrex.com>
4524 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
4525 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
4526 for SIGNAL_UNWIND_RETURN_COLUMN.
4527 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
4528 (DWARF_FRAME_REGNUM): Rewrite.
4529 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
4531 2007-07-11 Nick Clifton <nickc@redhat.com>
4533 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
4534 delta and use gen_int_mode in place of GET_INT instead.
4536 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
4538 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
4541 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
4543 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
4544 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
4546 * params.h (VERIFY_CANONICAL_TYPES): Remove.
4547 (USE_CANONICAL_TYPES): New.
4548 * doc/invoke.texi (verify-canonical-types): Remove.
4549 (use-canonical-types): Add.
4551 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
4553 * config/spu/spu.c (spu_optimization_options): Remove setting of
4554 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
4555 (spu_override_options): Move it here.
4557 2007-07-11 Richard Sandiford <richard@codesourcery.com>
4559 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
4560 * config/mips/mips.c (mips_cpu_info_table): Mention
4561 MIPS_ISA_LEVEL_SPEC in the comment.
4563 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4565 PR tree-optimization/32713
4566 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
4568 2007-07-11 Paolo Carlini <pcarlini@suse.de>
4571 * c-opts.c (c_common_post_options): Do not change flag_complex_method
4572 conditional to flag_isoc99.
4573 (c_common_init_options): Do it here, unconditionally.
4575 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
4577 PR tree-optimization/32589
4578 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
4579 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
4580 * tree-ssa-propagate.c (valid_gimple_expression_p): New
4581 predicate, extracted from...
4582 (set_rhs): ...here. Call it for the expression on entry.
4583 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
4584 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
4585 (simplify_binary_expression): Use valid_gimple_expression_p
4586 to validate the simplification.
4587 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
4589 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
4591 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
4592 DWARF2_DEBUG on 32 bit target too.
4593 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
4595 2007-07-11 Nick Clifton <nickc@redhat.com>
4597 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
4598 version for 64-bit hosts.
4600 2007-07-10 David Daney <ddaney@avtrex.com>
4602 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
4604 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
4606 * config/mips/mips.c (mips_expand_synci_loop): New function.
4607 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
4608 (UNSPEC_RDHWR): Same.
4609 (UNSPEC_SYNCI): Same.
4610 (UNSPEC_SYNC): Same.
4611 (clear_cache): New expand.
4615 (clear_hazard): Same.
4616 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
4618 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
4619 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
4621 2007-07-10 Ian Lance Taylor <iant@google.com>
4623 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
4626 2007-07-10 David Daney <ddaney@avtrex.com>
4628 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
4629 * builtins.c (expand_builtin___clear_cache): New function.
4630 (expand_builtin): Call expand_builtin___clear_cache for
4631 BUILT_IN_CLEAR_CACHE case.
4632 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
4633 * doc/md.texi (clear_cache): Document new instruction pattern.
4634 * testsuite/gcc.dg/builtins-64.c: New test.
4636 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
4638 * config/cris/cris.md ("movsi"): Fix typo in last change.
4640 2007-07-09 Geoffrey Keating <geoffk@apple.com>
4643 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
4645 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
4646 * varasm.c (assemble_start_function): Honor DECL_ALIGN
4647 for FUNCTION_DECLs. Don't use align_functions_log if
4649 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
4650 even for FUNCTION_DECLs.
4651 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
4653 * tree.h (DECL_ALIGN): Update for new location of 'align'.
4654 (DECL_FUNCTION_CODE): Update for new location and name of
4656 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
4657 (struct tree_decl_common): Move 'align' and 'off_align' out
4658 of union, ensure they're still on a 32-bit boundary. Remove
4659 other fields in union 'u1'.
4660 (struct tree_function_decl): Add field 'function_code' replacing
4661 'u1.f' in tree_decl_common.
4662 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
4663 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
4664 (Variable Attributes): Cross-reference 'aligned' attribute
4665 to Function Attributes.
4666 * flags.h (force_align_functions_log): Delete.
4667 * toplev.c (force_align_functions_log): Delete.
4669 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
4672 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
4673 (*vec_concatv2di_rex): New insn pattern.
4675 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4678 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
4680 2007-07-10 Ian Lance Taylor <iant@google.com>
4682 Replace no_new_pseudos in backends.
4683 * rtl.h (can_create_pseudo_p): Define.
4684 * config/darwin.c (machopic_indirect_data_reference): Use
4685 can_create_pseudo_p () instead of no_new_pseudos.
4686 (machopic_indirect_data_reference): Likewise.
4687 (machopic_legitimize_pic_address): Likewise.
4688 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
4689 (alpha_emit_set_const_1): Likewise.
4690 (alpha_emit_set_const): Likewise.
4691 (alpha_emit_conditional_move): Likewise.
4692 (alpha_split_conditional_move): Likewise.
4693 * config/alpha/alpha.md (various splitters): Likewise.
4695 * config/arm/arm.c (legitimize_pic_address): Likewise.
4696 (arm_load_pic_register): Likewise.
4697 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
4698 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
4699 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
4700 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
4701 * config/cris/cris.md (movsi): Likewise.
4702 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
4703 (symGOTOFF2reg_hilo): Likewise.
4704 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
4705 * config/h8300/h8300.md (insv, extzv): Likewise.
4706 * config/i386/i386.c (ix86_expand_move): Likewise.
4707 (ix86_expand_vector_move): Likewise.
4708 (ix86_prepare_fp_compare_args): Likewise.
4709 (ix86_expand_carry_flag_compare): Likewise.
4710 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
4711 (tls_dynamic_gnu2_combine_32): Likewise.
4712 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
4713 * config/ia64/ia64.c (ia64_expand_move): Likewise.
4714 (ia64_expand_movxf_movrf): Likewise.
4715 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
4716 (m32c_split_move): Likewise.
4717 (m32c_expand_insv): Likewise.
4718 * config/m68k/m68k.md (movsi): Likewise.
4719 * config/mips/mips.c (mips_force_temporary): Likewise.
4720 (mips_split_symbol): Likewise.
4721 (mips_move_integer): Likewise.
4722 (mips_legitimize_const_move): Likewise.
4723 * config/mn10300/mn10300.md (movsi): Likewise.
4724 * config/pa/pa.c (emit_move_sequence): Likewise.
4725 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
4726 (rs6000_got_register): Likewise.
4727 (create_TOC_reference): Likewise.
4728 (rs6000_machopic_legitimize_pic_address): Likewise.
4729 * config/rs6000/rs6000.md (add<mode>3): Likewise.
4730 (various splitters): Likewise.
4731 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
4732 (movsi_got): Likewise.
4733 * config/s390/s390.c (emit_symbolic_move): Likewise.
4734 * config/s390/s390.md (movhi, movqi): Likewise.
4735 (load_multiple, store_multiple): Likewise.
4736 * config/score/score.c (score_force_temporary): Likewise.
4737 * config/sh/sh.c (prepare_move_operands): Likewise.
4738 (prepare_cbranch_operands): Likewise.
4739 (emit_fpu_switch): Likewise.
4740 (fpscr_set_from_mem): Likewise.
4741 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
4742 (adddi3, subsi3): Likewise.
4743 (various splitters): Likewise.
4744 (divsi_inv_fp_combine): Likewise.
4745 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
4746 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
4748 * config/sh/predicates.md (xor_operand): Likewise.
4749 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
4750 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
4751 (movdi_pic_label_ref): Likewise.
4752 * config/spu/spu.c (spu_split_immediate): Likewise.
4753 * config/alpha/alpha.md (various splitters): Remove test
4754 !no_new_pseudos || reload_completed.
4755 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
4757 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4758 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4759 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
4760 * config/score/score.c (th_output_mi_thunk): Likewise.
4761 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4762 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4764 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
4766 PR rtl-optimization/32664
4767 * mode-switching.c (create_pre_exit): Skip barrier insns.
4769 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4771 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
4772 force_gimple_operand_bsi.
4773 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
4774 rewrite_use_compare): Ditto.
4775 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
4777 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
4778 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
4779 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
4780 * tree-profile.c (prepare_instrumented_value,
4781 tree_gen_interval_profiler, tree_gen_pow2_profiler,
4782 tree_gen_one_value_profiler, tree_gen_ic_profiler,
4783 tree_gen_ic_func_profiler, tree_gen_average_profiler,
4784 tree_gen_ior_profiler): Ditto.
4785 * tree-ssa-reassoc.c (negate_value): Ditto.
4786 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
4787 Use force_gimple_operand_bsi.
4788 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4789 * tree-if-conv.c (add_to_dst_predicate_list,
4790 find_phi_replacement_condition): Ditto.
4791 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
4792 Call mark_symbols_for_renaming for new statements.
4793 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
4795 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
4797 * cfghooks.c (remove_edge): New function.
4798 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
4800 * cfghooks.h (remove_edge): Declare.
4801 * cfg.c (remove_edge): Renamed to remove_edge_raw.
4802 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
4804 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
4806 * optabs.h: Added declaration for signbit_optab.
4807 * optabs.c: (init_optabs): Added initialization for signbit_optab.
4808 * genoptinit.c (optabs): Added entry for signbit insns.
4809 * builtins.c (expand_builtin_signbit): Added code to use a signbit
4811 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
4812 * config/s390/s390.md (signbit<mode>2): New expander.
4814 2007-07-09 Richard Guenther <rguenther@suse.de>
4817 * fold-const.c (fold_plusminus_mult_expr): Move constant
4818 arguments second to allow decomposing.
4820 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
4823 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
4825 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
4826 Disregard DECL_FROM_INLINE.
4828 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4831 * doc/invoke.texi: Add ftree-reassoc flag.
4832 * common.opt (ftree-reassoc): New flag.
4833 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
4834 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
4836 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
4838 PR tree-optimization/32681
4839 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
4840 saved in second_edge->aux when first_bb is a loop header.
4842 2007-07-09 Jan HUbicka <jh@suse.cz>
4844 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
4846 2007-07-09 Richard Guenther <rguenther@suse.de>
4848 * c-decl.c (start_function): Do not promote return type.
4850 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
4852 * function.c (do_warn_unused_parameter): Do not warn if
4853 TREE_NO_WARNING is set.
4855 2007-07-08 Andreas Schwab <schwab@suse.de>
4857 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
4859 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
4862 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4864 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4865 apply to assembly language, too.
4866 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4868 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
4870 Revert (note the sccvn portions are *not* reverted)
4871 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4873 Fix PR tree-optimization/23488
4875 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4877 * tree-flow-inline.h (get_value_handle): Ditto.
4878 * tree-ssa-pre.c (decl_vh_map): New.
4879 (decl_node_pool): New.
4880 (can_value_number_operation): Support DECL_P.
4881 (can_PRE_operation): Ditto.
4882 (create_expression_by_pieces): Ditto.
4883 (find_existing_value_expr): Modify to differnetiate between
4884 addressing and top level.
4885 (create_value_handle_for_expr): Handle DECL's.
4886 (poolify_tree): Ditto.
4887 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4888 (make_values_for_stmt): Handle DECL's properly.
4889 (init_pre): Reorg to not init useless things during FRE.
4891 * tree-flow.h: Include pointer-set.h.
4892 (decl_vh_map): Declare.
4893 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4895 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
4897 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4898 the constraint description.
4899 * doc/md.texi: Update documentation of AVR constraints.
4901 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
4903 * auto-inc-dec.c, config/arm/arm.c,
4904 config/m32r/constraints.md, config/mips/mips.md,
4905 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
4906 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
4907 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
4908 typos. Follow spelling conventions.
4909 * doc/invoke.texi, doc/rtl.texi: Fix typos.
4911 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
4912 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
4914 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
4915 realloc_vuse): Remove.
4916 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
4919 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
4921 Fix PR tree-optimization/23488
4923 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
4924 (try_to_simplify): Ditto.
4926 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
4928 * tree-flow-inline.h (get_value_handle): Ditto.
4929 * tree-ssa-pre.c (decl_vh_map): New.
4930 (decl_node_pool): New.
4931 (can_value_number_operation): Support DECL_P.
4932 (can_PRE_operation): Ditto.
4933 (create_expression_by_pieces): Ditto.
4934 (find_existing_value_expr): Modify to differnetiate between
4935 addressing and top level.
4936 (create_value_handle_for_expr): Handle DECL's.
4937 (poolify_tree): Ditto.
4938 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
4939 (make_values_for_stmt): Handle DECL's properly.
4940 (init_pre): Reorg to not init useless things during FRE.
4942 * tree-flow.h: Include pointer-set.h.
4943 (decl_vh_map): Declare.
4944 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
4946 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
4948 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
4949 apply to assembly language, too.
4950 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
4952 2007-07-06 Ian Lance Taylor <iant@google.com>
4953 Zack Weinberg <zackw@panix.com>
4956 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
4958 2007-07-06 Richard Sandiford <richard@codesourcery.com>
4960 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
4961 (prefetch): Likewise if "pref" would be used.
4963 2007-07-06 Josh Conner <jconner@apple.com>
4967 * calls.c (store_one_arg): Handle arguments which are partially
4968 on the stack when detecting argument overlap.
4970 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
4972 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
4973 chosen during find_reloads.
4975 2007-07-06 Richard Guenther <rguenther@suse.de>
4977 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
4978 TYPE_ARG_TYPES for verification of argument types. Use
4979 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
4980 parameters as variable arguments.
4982 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
4984 * libgcc2.h (word_type): Type definition removed.
4985 (cmp_return_type, shift_count_type): Type definitions added.
4986 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4987 replaced with shift_count_type.
4988 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4990 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
4991 changed from word_type to Wtype.
4992 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
4993 replaced with shift_count_type.
4994 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
4996 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
4997 and libgcc_shift_count attribute added.
4998 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
4999 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
5000 (TARGET_INITIALIZER): New target hooks added.
5001 * targhooks.c (default_libgcc_cmp_return_mode,
5002 default_libgcc_shift_count_mode): Default implementations for the new
5004 * targhooks.h (default_libgcc_cmp_return_mode,
5005 default_libgcc_shift_count_mode): Function prototypes added.
5006 * target.h (struct gcc_target): Fields for the new target hooks added.
5007 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
5009 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
5012 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
5013 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
5015 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
5016 s390_libgcc_shift_count_mode): Functions added.
5017 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
5018 Target hooks defined.
5020 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5022 * config/mips/mips.c (compute_frame_size): Restore the original
5023 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
5024 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
5025 Document why the difference is needed.
5027 2007-07-06 Richard Guenther <rguenther@suse.de>
5029 * c-common.c (boolean_increment): Use correctly typed
5032 2007-07-06 Richard Sandiford <richard@codesourcery.com>
5034 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
5035 the topmost argument register is not also included in the save mask.
5036 (mips16e_collect_argument_save_p): Take a pointer to the argument
5037 register, rather than a pointer to the number of arguments.
5038 (mips16e_collect_argument_saves): Only include argument saves
5039 that aren't in the register mask.
5041 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
5043 PR rtl-optimization/32450
5044 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
5045 to ensure that instructions are not moved into the prologue when
5046 profiling is on. Remove unused prologue_end variable.
5047 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
5048 as a scheduling barrier.
5050 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
5053 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
5054 Disregard DECL_FROM_INLINE.
5056 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
5058 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
5059 IORing with a constant.
5061 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
5063 PR rtl-optimization/32475
5064 * df-scan.c (df_def_record_1): Add a use of the stack pointer
5065 for every definition of the stack pointer.
5067 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
5069 * arm.c (vfp3_const_double_index): Copy signed results of
5070 REAL_VALUE_TO_INT into unsigned vars.
5072 2007-07-05 Richard Guenther <rguenther@suse.de>
5075 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
5077 * tree-ssa.c (useless_type_conversion_p): Check canonical
5080 2007-07-05 Anatoly Sokolov <aesok@post.ru>
5082 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
5083 zero_extendhisi2): Change to define_insn_and_split.
5084 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
5086 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
5088 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
5089 pass_match_asm_constraints): New.
5090 * passes.c (init_optimization_passes): Add new pass.
5091 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
5092 * function.h (struct function): Add has_asm_statement bit.
5093 (current_function_has_asm_statement): New.
5094 * tree-pass.h (pass_match_asm_constraints): New.
5096 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
5098 * config/mips/mips.c (mips_file_start): Avoid declaration
5101 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5103 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
5105 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
5107 * rtl.def (NOTE): Change print format string to print
5108 operand 5 as a note insn name.
5110 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5111 David Ung <davidu@mips.com>
5113 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
5114 * doc/invoke.texi: (MIPS Options): Document them.
5116 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
5117 David Ung <davidu@mips.com>
5119 Add support for SmartMIPS ASE.
5121 * optabs.c (expand_binop_directly): New, broken out from...
5122 (expand_binop): Here. Make it try rotating in the other
5123 direction even when the second operand isn't constant.
5124 * config/mips/mips.md (*lwxs): New.
5125 * config/mips/mips.opt (msmartmips): New.
5126 * config/mips/mips.c (mips_lwxs_address_p): New.
5127 (mips_rtx_costs): Make it recognize scaled indexed addressing.
5128 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5129 __mips_smartmips when compiling for TARGET_SMARTMIPS.
5130 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
5131 (ISA_HAS_LWXS): New.
5132 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
5133 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
5134 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
5135 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
5136 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
5137 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
5138 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
5140 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5142 * tree-vectorizer.c (new_loop_vec_info): Initialize
5143 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5144 * tree-vectorizer.h (_loop_vec_info): Added new filed
5145 min_profitable_iters.
5146 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
5147 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
5148 * tree-vect-analyze.c (vect_analyze_operations): Set
5149 LOOP_VINFO_COST_MODEL_MIN_ITERS.
5150 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
5151 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
5152 Fix calculation of peel_iters_prologue. Move consideration of epilogue
5153 and prologue cost to after they are computed.
5154 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
5156 (vect_model_simple_cost): Takes additional argument dt. Consider cost
5157 of creating vectors from scalars according to dt.
5158 (vect_model_store_cost): Likewise.
5159 (vectorizable_call): Use dt array instead of scalar dt. Call
5160 vect_model_simple_cost with additional argument dt.
5161 (vectorizable_assignment): Likewise.
5162 (vectorizable_operation): Likewise.
5163 (vectorizable_type_demotion): Likewise.
5164 (vectorizable_type_promotion): Likewise.
5165 (vectorizable_store): Use dt array instead of scalar dt. Call
5166 vect_model_store_cost with additional argument dt.
5167 (vect_do_peeling_for_loop_bound): Don't call
5168 vect_estimate_min_profitable_iters. Instead, lookup
5169 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
5170 "may not be profitable".
5172 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
5175 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
5176 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
5177 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
5178 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
5180 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
5182 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
5183 addressing modes cheaper.
5185 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
5187 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
5188 (dw_ranges_struct): Rename block_num to num. Adjust.
5189 (dw_ranges_by_label_struct): New.
5190 (ranges_by_label, ranges_by_label_allocated,
5191 ranges_by_label_in_use): New variables.
5192 (add_ranges_num): Factored most of the code out of...
5193 (add_ranges): ... this one. Rewrite in terms of the former.
5194 (add_ranges_by_labels): New.
5195 (output_ranges): Output by-label ranges.
5196 (dwarf2out_finish): Output range for multiple-section
5197 compile_unit. Output standard DW_AT_low_pc in addition to
5198 unexpected DW_AT_entry_pc.
5200 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
5202 PR tree-optimization/32604
5203 PR tree-optimization/32606
5205 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
5206 (compute_antic_safe): Removed.
5207 (ANTIC_SAFE_LOADS): Ditto.
5208 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
5209 (execute_pre): Don't call compute_antic_safe.
5210 (vuse_equiv): New function.
5211 (make_values_for_stmt): Use it
5212 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
5215 2007-07-04 Anatoly Sokolov <aesok@post.ru>
5218 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
5220 (avr_attribute_table): Make "naked" attribute apply to function types
5221 rather than to decls.
5222 (avr_handle_fntype_attribute): New function.
5224 2007-07-04 Joseph Myers <joseph@codesourcery.com>
5226 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
5229 2007-07-04 David Ung <davidu@mips.com>
5230 Joseph Myers <joseph@codesourcery.com>
5232 * config/mips/mips.md (type): Add logical, signext and move.
5233 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
5234 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
5235 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
5236 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
5237 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
5238 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
5239 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
5240 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
5241 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
5242 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
5243 movv2sf_hardfloat_64bit): Use the new types.
5244 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
5245 *movdf_softfloat, *movdf_mips16): Use "multi".
5246 (extendqihi2): Replace with a define_expand.
5247 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
5248 Based on extend<SHORT:mode><GPR:mode>2 patterns.
5249 * config/mips/74k.md (r74k_int_logical): New reservation and
5251 (r74k_int_arith): Remove "slt".
5252 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
5253 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
5254 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
5255 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
5256 reservations for "arith".
5258 2007-07-04 Richard Guenther <rguenther@suse.de>
5260 * tree-ssa.c (useless_type_conversion_p): Add handling for
5261 scalar float and vector types. Only call the types_compatible_p
5262 langhook for aggregate types as last resort. Follow the
5265 2007-07-04 Richard Guenther <rguenther@suse.de>
5267 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
5268 the same as NOP_EXPR.
5270 2007-07-04 Nick Clifton <nickc@redhat.com>
5272 * target.h (struct gcc_target): Add target_help field.
5273 * target-def.h (TARGET_HELP): New.
5274 (TARGET_INITIALIZER): Use TARGET_HELP.
5275 * opts.c (command_handle_option): Invoke target_help function, if
5276 defined, when the user has specified --target-help on the command
5278 * doc/invoke.texi: Mention that --target-help might print
5279 additional information.
5280 * doc/tm.texi: Document TARGET_HELP hook.
5282 * arm.c (TARGET_HELP): Override default definition.
5283 (arm_target_help): New - display a wrapped list of cores and
5284 architectures supported.
5286 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
5288 * config/v850/v850.c (expand_prologue): Make sure
5289 GEN_INT() argument is sign extended rather than zero extended.
5290 (expand_epilogue): Likewise.
5291 (output_move_double): Delete.
5292 * config/v850/v850-protos.h (output_move_double): Delete.
5293 * config/v850/v850.md (movdi): Delete.
5294 (*movdi_internal): Delete.
5296 (*movdf_internal): Delete.
5298 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5300 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
5301 unless compiling RTP PIC.
5303 2007-07-04 Richard Guenther <rguenther@suse.de>
5305 PR tree-optimization/32482
5306 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
5307 original ssa name if we didn't find a shift expression.
5308 Fix shift constant for bit zero test.
5310 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5312 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
5314 2007-07-04 Richard Sandiford <richard@codesourcery.com>
5316 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
5317 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
5318 * config/arm/vxworks.h (ASM_SPEC): Delete.
5319 (SUBTARGET_EXTRA_ASM_SPEC): Define.
5321 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5323 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
5324 (DDR_REVERSED_P): New.
5325 * tree-data-ref.c (initialize_data_dependence_relation,
5326 build_classic_dist_vector): Set DDR_REVERSED_P.
5328 2007-07-04 Sebastian Pop <sebpop@gmail.com>
5331 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
5332 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
5333 init_omega_for_ddr_1): Use non conservative number of iterations
5335 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
5336 (analyze_siv_subscript): Remove FIXME and reinitialization of
5337 last_conflicts to chrec_dont_know.
5338 * testsuite/gfortran.dg/vect/pr32457.f90: New.
5340 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5342 * tree.c (maybe_canonicalize_argtypes): Improve description.
5344 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
5346 * tree.c (maybe_canonicalize_argtypes): New.
5347 (build_function_type): Set canonical type.
5348 (build_method_type_directly): Ditto.
5349 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
5352 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5354 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
5356 (rewrite_use_nonlinear_expr): Likewise.
5358 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
5360 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
5362 2007-07-04 Ben Elliston <bje@au.ibm.com>
5364 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
5367 * c-objc-common.c (c_types_compatible_p): Fix indentation.
5369 * doc/tm.texi (Run-time Target): Capitalise "CPU".
5370 (Exception Handling): Likewise.
5372 2007-07-03 Jan Hubicka <jh@suse.cz>
5374 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
5376 2007-07-03 Eric Christopher <echristo@apple.com>
5378 * doc/cppopts.texi: Add conflicting option note to -dM.
5379 * doc/invoke.texi: Add note about possible conflicts with
5380 -E for -dCHARS and note that -dM will not produce
5381 any results if there is no machine dependent reorg.
5383 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5385 * tree.h (DECL_ALIGN): Back out previous change.
5387 2007-07-03 Joseph Myers <joseph@codesourcery.com>
5389 * configure.ac: Test for .dtprelword support on MIPS.
5390 * configure, config.in: Regenerate.
5391 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
5392 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
5394 2007-07-03 Julian Brown <julian@codesourcery.com>
5396 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
5397 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
5398 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
5399 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
5401 (all_fpus): Add FPUTYPE_VFP3.
5402 (fp_model_for_fpu): Add VFPv3 field.
5403 (arm_rtx_costs_1): Give cost to VFPv3 constants.
5404 (vfp3_const_double_index): New function. Return integer index of
5405 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
5407 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
5408 and argument represents a valid RTX for a VFPv3 constant.
5409 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
5411 (vfp_emit_fstmd): Similar, for fstmd.
5412 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
5413 constants, represented as integer indices.
5414 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
5415 VFP_REGNO_OK_FOR_DOUBLE macros.
5416 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
5417 (arm_file_start): Set float-abi attribute for VFPv3, and output
5418 correct ".fpu" assembler directive.
5419 (arm_dbx_register_numbering): Add FIXME.
5420 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
5421 (fputype): Add FPUTYPE_VFP3.
5422 (FIXED_REGISTERS): Add 32 registers for D16-D31.
5423 (CALL_USED_REGISTERS): Likewise.
5424 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
5425 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
5426 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
5427 (D7_VFP_REGNUM): New.
5428 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
5429 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
5430 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
5431 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
5432 (REG_ALLOC_ORDER): Adjust for VFPv3.
5433 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
5434 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
5435 VFP_LO_REGS, VFP_HI_REGS.
5436 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
5437 (IS_VFP_CLASS): Define macro.
5438 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
5440 (REGISTER_MOVE_COST): Likewise.
5441 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
5442 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
5443 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
5444 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
5445 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
5446 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
5447 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
5448 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
5449 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
5450 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
5451 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
5452 where appropriate for single-word registers.
5453 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
5454 As above. Fix type attributes.
5455 * config/arm/constraints.md (register_contraint "t"): Define.
5456 (register_constraint "w"): Change to D0-D15, or D0-D31 for
5458 (register_constraint "x"): Define.
5459 (constraint "Dv"): Define.
5461 2007-07-03 Geoffrey Keating <geoffk@apple.com>
5463 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
5465 2007-07-03 Tom Tromey <tromey@redhat.com>
5467 * c-parser.c (objc_pq_context): Removed.
5468 (objc_need_raw_identifier): Likewise.
5469 (c_parser) <objc_pq_context>: New field.
5470 <objc_need_raw_identifier>: Likewise.
5471 (OBJC_NEED_RAW_IDENTIFIER): Removed.
5472 (c_lex_one_token): Update.
5473 (c_parser_objc_protocol_definition): Update.
5474 (c_parser_objc_method_definition): Update.
5475 (c_parser_objc_methodproto): Update.
5476 (c_parser_declspecs): Update.
5478 2007-07-03 David Ung <davidu@mips.com>
5480 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
5482 2007-07-03 David Ung <davidu@mips.com>
5483 Richard Sandiford <richard@codesourcery.com>
5485 * doc/invoke.texi: Document -march=74kf3_2.
5486 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
5487 (TUNE_74K): Check for it.
5488 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
5489 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
5490 * config/mips/mips.md (cpu): Add 74kf3_2.
5491 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
5492 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
5493 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
5494 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
5495 74kf3_2 to the CPU list.
5496 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
5497 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
5498 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
5499 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
5500 (r74kf3_2_fxfer_from_c1): New insn reservations.
5502 2007-07-03 Richard Sandiford <richard@codesourcery.com>
5503 David Ung <davidu@mips.com>
5505 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
5506 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
5507 and 74k[fx]. Document aliases for the new options.
5508 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
5509 (PROCESSOR_24KF2_1): ...this.
5510 (PROCESSOR_24KX): Rename to...
5511 (PROCESSOR_24KF1_1): ...this.
5512 (PROCESSOR_74KF): Rename to...
5513 (PROCESSOR_74KF2_1): ...this.
5514 (PROCESSOR_74KX): Rename to...
5515 (PROCESSOR_74KF1_1): ...this.
5516 (TUNE_74K): Update PROCESSOR_* names.
5517 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
5518 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
5519 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
5520 (mips_rtx_cost_data): Update processor names in comments.
5521 (mips_issue_rate): Update PROCESSOR_* names.
5522 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
5523 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
5524 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
5525 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
5526 Update cpu attribute names.
5527 (r24k_fpu_iss): Rename this reservation to...
5528 (r24kf2_1_fpu_iss): ...this and update all uses.
5529 (r24kx_fpu_iss): Rename this reservation to...
5530 (r24kf1_1_fpu_iss): ...this and update all uses.
5531 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
5532 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
5533 Update cpu attribute names.
5535 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
5537 * config/m32r/constraints.md: New file.
5538 * config/m32r/m32r.c: Include tm-constrs.h.
5539 (small_data_operand): Use satisfies_constraint_* instead of macro.
5540 (addr24_operand, gen_compare): Likewise.
5541 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
5542 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
5543 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
5544 EXTRA_CONSTRAINT): Likewise.
5545 * config/m32r/m32r.md: Include constraints.md.
5546 (*movsi_insn): Use satisfies_constraint_* instead of macro.
5547 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
5548 * config/m32r/predicates.md (conditional_move_operand): Likewise.
5549 (two_insn_const_operand, int8_operand, uint16_operand,
5550 reg_or_int16_operand, reg_or_uint16_operand,
5551 reg_or_cmp_int16_operand, cmp_int16_operand,
5552 seth_add3_operand): Likewise.
5554 2007-07-03 Eric Christopher <echristo@gmail.com>
5556 * libgcc2.h: Conditionally declare __bswapsi2 and
5559 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
5561 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
5564 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5567 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
5568 (__gthrw_pragma): Provide default definition.
5570 * gthr-posix.c (__gthrw_pragma): Define.
5572 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
5574 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
5575 before declaring inequality.
5577 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
5579 * combine.c (recog_for_combine): Log the success or failure of
5580 matching new insn patterns against the machine description in
5583 2007-07-03 Revital Eres <eres@il.ibm.com>
5585 * ddg.c (print_sccs): New function.
5586 (check_sccs): New function.
5587 (create_ddg_all_sccs): Use it.
5588 * ddg.h (print_sccs): Declare.
5589 * modulo-sched.c (sms_order_nodes): Call print_sccs.
5591 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
5593 * targhooks.h (default_mode_for_suffix): New function declaration.
5594 * targhooks.c (default_mode_for_suffix): New default target hook.
5595 * target.h (struct c): New structure in the targetm struct.
5596 (mode_for_suffix): New target hook as part of struct c.
5597 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
5598 default_mode_for_suffix.
5599 (TARGET_C): New define.
5600 * c-lex.c: Include "target.h".
5601 (interpret_float): Use targetm.c.mode_for_suffix to determine
5602 the mode for a given non-standard suffix.
5603 Makefile.in (c-lex.o): Depend on $(TARGET_H).
5605 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
5606 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
5608 * doc/extend.texi (Floating Types): New node. Document __float80 and
5609 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
5611 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
5614 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
5615 predicate instead of target_operand.
5616 (divsi3_i1_media, divsi3_media_2): Likewise.
5618 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
5620 * tree.h (alias_sets_might_conflict_p): Rename into
5621 alias_sets_must_conflict_p.
5622 * alias.c (alias_sets_might_conflict_p): Likewise.
5623 (alias_sets_conflict_p): Use it.
5624 (objects_must_conflict_p): Likewise.
5625 * c-common.c (strict_aliasing_warning): Adjust.
5627 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
5629 * rtlhooks.c (gen_lowpart_if_possible): Check for
5630 invalid subreg before calling gen_lowpart_SUBREG.
5632 2007-07-02 Geoffrey Keating <geoffk@apple.com>
5634 * config/darwin9.h: Add copyright notice.
5635 (LINK_COMMAND_SPEC): Add comment.
5636 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
5637 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
5638 DARWIN_LIBSYSTEM_HAS_UNWIND.
5640 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5643 * omp-low.c (check_combined_parallel): New function.
5644 (lower_omp_parallel): Call it via walk_stmts, set
5645 OMP_PARALLEL_COMBINED if appropriate.
5646 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
5647 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
5648 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
5649 don't consider it as combined parallel.
5651 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5653 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5654 (gcc_tooldir): Likewise.
5655 * configure: Regenerate.
5656 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5657 old configure.ac gcc_tooldir setting.
5658 (prefix_to_exec_prefix): New variable.
5659 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5660 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5662 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
5664 Fix PR tree-optimization/32583
5665 Fix PR tree-optimization/32584
5666 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
5667 (phi_translate_set): Use phi_translate directly now.
5668 (make_values_for_stmt): Don't value number RHS if we already know
5671 2007-07-02 Steve Ellcey <sje@cup.hp.com>
5672 Jim Wilson <wilson@specifix.com>
5675 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
5678 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
5679 Richard Sandiford <richard@codesourcery.com>
5680 Nigel Stephens <nigel@mips.com>
5682 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
5683 (mips16e_output_save_restore): Declare.
5684 (mips16e_save_restore_pattern_p): Likewise.
5685 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
5686 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
5687 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
5688 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
5689 (BITSET_P): New global macro, extracted from...
5690 (mips_for_each_saved_reg): ...here.
5691 (mips16e_save_restore_info): New struct.
5692 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
5693 (mips16e_save_restore_regs): New variable.
5694 (mips_split_plus, mips16e_find_first_register): New functions.
5695 (mips16e_mask_registers): New function.
5696 (compute_frame_size): Expand the commentary before the function.
5697 Enforce the MIPS16e save and restore register range restrictions.
5698 Pad the general register save area at the low end.
5699 (mips16e_save_restore_reg, mips16e_build_save_restore)
5700 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
5701 (mips16e_output_save_restore, mips16e_collect_propagate_value)
5702 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
5704 (mips_expand_prologue, mips_expand_epilogue): Handle
5705 GENERATE_MIPS16E_SAVE_RESTORE.
5706 * config/mips/mips.md (*mips16e_save_restore): New pattern.
5708 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
5710 PR tree-optimization/31966
5711 PR tree-optimization/32533
5712 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
5713 "basic_block" description as its third argument. Update function
5714 calls to get destination bb from "edge" argument. Save "cond" into
5715 aux field of the edge. Update prototype for changed arguments.
5716 (if_convertible_loop_p): Clear aux field of incoming edges if bb
5718 (find_phi_replacement_condition): Operate on incoming edges, not
5719 on predecessor blocks. If there is a condition saved in the
5720 incoming edge aux field, AND it with incoming bb predicate.
5721 Return source bb of the first edge.
5722 (clean_predicate_lists): Clean aux field of outgoing node edges.
5723 (tree_if_conversion): Do not initialize cond variable. Move
5724 variable declaration into the loop.
5725 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
5726 initializations of new_stmt, arg0 and arg1 variables.
5728 2007-07-02 Jakub Jelinek <jakub@redhat.com>
5730 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
5731 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
5733 2007-07-02 Richard Guenther <rguenther@suse.de>
5735 * tree-ssa.c (useless_type_conversion_p): Document
5736 future intent as defining the middle-end type system.
5737 Re-structure to call langhook last, group by type class,
5738 mark questionable parts.
5740 2007-07-02 Richard Guenther <rguenther@suse.de>
5742 * tree-flow.h (types_compatible_p): Declare.
5743 * tree-ssa.c (types_compatible_p): New function.
5744 * ipa-type-escape.c (discover_unique_type): Use
5745 types_compatible_p instead of lang_hooks.types_compatible_p.
5746 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
5747 * tree-vn.c (expressions_equal_p): Likewise.
5748 * tree.c (fields_compatible_p): Likewise.
5749 * tree-ssa-dom.c (avail_expr_eq): Likewise.
5750 (cprop_operand): Use useless_type_conversion_p instead of
5751 lang_hooks.types_compatible_p.
5752 * tree-inline.c (setup_one_parameter): Likewise.
5753 (declare_return_variable): Likewise.
5754 * tree-nrv.c (tree_nrv): Likewise.
5755 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
5756 (maybe_fold_offset_to_component_ref): Likewise.
5757 (maybe_fold_offset_to_reference): Likewise.
5758 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5759 (merge_alias_info): Likewise.
5760 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5761 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5762 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
5763 * tree-tailcall.c (find_tail_calls): Likewise.
5764 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
5765 * gimplify.c (canonicalize_addr_expr): Likewise.
5766 (fold_indirect_ref_rhs): Likewise.
5767 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
5768 (cpt_same_type): Likewise.
5769 (check_pointer_types_r): Swap parameters to cpt_same_type
5771 * fold-const.c (fold_convert): Revert fix for PR15988.
5772 * tree-inline.c (setup_one_parameter): Instead fix it here by
5773 using fold_build1 instead of fold_convert and checking for
5774 error_mark_node. Convert only if the conversion is necessary.
5776 2007-07-02 Joseph Myers <joseph@codesourcery.com>
5778 * configure.ac: Check for .gnu_attribute on Power.
5779 * configure: Regenerate.
5780 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
5781 attribute for floating-point ABI.
5783 2007-07-02 Ira Rosen <irar@il.ibm.com>
5785 PR tree-optimization/32230
5786 PR tree-optimization/32477
5787 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
5788 address is a constant.
5790 2007-07-02 Richard Sandiford <richard@codesourcery.com>
5792 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
5793 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
5794 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
5795 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
5796 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
5797 64-bit targets. Add support for *-elfoabi*.
5798 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
5799 different settings if $(tm_defines) does not select the EABI.
5800 (MULTILIB_EXCLUSIONS): Define in those circumstances.
5801 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
5802 (MIPS_ARCH_OPTION_SPEC): Likewise.
5803 (MIPS_ISA_LEVEL_SPEC): Likewise.
5804 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
5805 * config/mips/elfoabi.h: New file.
5807 2007-07-02 Richard Guenther <rguenther@suse.de>
5809 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
5810 (useless_type_conversion_p): ... this.
5811 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
5812 (useless_type_conversion_p): ... this.
5813 * builtins.c (fold_builtin_memory_op): Rename
5814 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
5815 * tree-cfg.c (verify_expr): Likewise.
5816 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
5817 * tree-ssa-ccp.c (ccp_fold): Likewise.
5818 * tree-ssa-copy.c (may_propagate_copy): Likewise.
5819 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
5820 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
5821 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
5822 * tree-ssa-pre.c (eliminate): Likewise.
5823 * tree-ssa.c (delete_tree_ssa): Likewise.
5824 (tree_ssa_useless_type_conversion): Likewise.
5825 * tree.c (build2_stat): Likewise.
5827 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5829 Fix PR tree-optimization/32571
5830 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
5833 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
5835 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
5836 and other expected operations explicitly, change default to
5839 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5841 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
5843 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
5844 (tls_load_dot_plus_eight): Move the label number into the unspec.
5845 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
5847 2007-07-01 Andreas Schwab <schwab@suse.de>
5849 * dwarf2out.c (initial_return_save): Define only if used.
5851 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
5853 Unreverting Richard's Revert of:
5855 2007-06-27 Richard Sandiford <richard@codesourcery.com>
5857 * dce.c (deletable_insn_p_1): New function, split out from...
5858 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
5859 specially, not those inside PARALLELs. Remove BODY argument
5860 and adjust recursive call accordingly.
5861 (prescan_insns_for_dce): Update call to delete_insn_p.
5863 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
5864 Revital Eres <eres@il.ibm.com>
5866 * ddg.c (create_ddg_all_sccs): Fix missed
5867 initialization of scc_nodes.
5869 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
5872 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
5873 X + ~X to 1 only for INTEGRAL_TYPE_P type.
5875 2007-06-30 Joseph Myers <joseph@codesourcery.com>
5877 * configure.ac: Check for .gnu_attribute on MIPS.
5878 * configure, config.in: Regenerate.
5879 * config/mips/mips.c (mips_file_start): If supported, output
5880 attribute for floating-point ABI.
5882 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
5885 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
5886 (ffs_cmove): New expander to expand using ctz pattern.
5887 (*ffs_cmove): Remove pattern.
5888 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
5889 (ffsdi2): Expand using ctz pattern.
5890 (*ffs_rex64): Remove pattern.
5892 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5894 PR rtl-optimization/32296
5895 * pa.md (return): Delete pattern.
5896 (return_internal): Remove "(const_int 1)" from pattern.
5897 (epilogue): Use return_internal pattern for trivial returns.
5898 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
5899 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
5901 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5903 * tree-ssa-pre.c (is_exception_related): New function
5904 (can_value_number_operation): Use it.
5906 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
5908 Fix PR tree-optimization/32540
5909 Fix PR tree-optimization/31651
5911 * tree-ssa-sccvn.c: New file.
5913 * tree-ssa-sccvn.h: Ditto.
5915 * tree-vn.c: Include tree-ssa-sccvn.h
5916 (val_expr_paid_d): Removed.
5917 (value_table): Ditto.
5918 (vn_compute): Ditto.
5919 (val_expr_pair_hash): Ditto.
5920 (val_expr_pair_expr_eq): Ditto.
5921 (copy_vuses_from_stmt): Ditto.
5924 (shared_vuses_from_stmt): Ditto.
5925 (print_creation_to_file): Moved up.
5926 (sort_vuses): Ditto.
5927 (sort_vuses_heap): Ditto.
5928 (set_value_handle): Make non-static.
5929 (make_value_handle): Ditto.
5930 (vn_add): Rewritten to use sccvn lookups.
5931 (vn_add_with_vuses): Ditto.
5932 (vn_lookup): Ditto (and second argument removed).
5933 (vn_lookup_with_vuses): Ditto.
5934 (vn_lookup_or_add): Ditto (and second argument removed);
5935 (vn_lookup_or_add_with_vuses): Ditto.
5936 (vn_lookup_with_stmt): New.
5937 (vn_lookup_or_add_with_stmt): Ditto.
5938 (create_value_handle_for_expr): Ditto.
5940 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
5941 (seen_during_translate): New function.
5942 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
5943 (phi_trans_add): Ditto.
5944 (constant_expr_p): FIELD_DECL is always constant.
5945 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
5946 Use constant_expr_p.
5947 Avoid infinite recursion on mutually valued expressions.
5948 Change callers of vn_lookup_or_add.
5949 (phi_translate): New function.
5950 (compute_antic_safe): Allow phi nodes.
5951 (create_component_ref_by_pieces): Update for FIELD_DECL change.
5952 (find_or_generate_expression): Rewrite slightly.
5953 (create_expression_by_pieces): Updated for vn_lookup_or_add
5955 Update VN_INFO for new names.
5956 (insert_into_preds_of_block): Update for new names.
5957 (add_to_exp_gen): New function.
5958 (add_to_sets): Use vn_lookup_or_add_with_stmt.
5959 (find_existing_value_expr): Rewrite to changed vn_lookup.
5960 (create_value_expr_from): Ditto, and use add_to_exp_gen.
5961 (try_look_through_load): Removed.
5962 (try_combine_conversion): Ditto.
5963 (get_sccvn_value): New function.
5964 (make_values_for_phi): Ditto.
5965 (make_values_for_stmt): Ditto.
5966 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
5968 (init_pre): Update for SCCVN changes.
5970 (execute_pre): Ditto.
5972 * tree-flow.h (make_value_handle): Declare.
5973 (set_value_handle): Ditto.
5974 (sort_vuses_heap): Ditto.
5975 (vn_lookup_or_add_with_stmt): Ditto.
5976 (vn_lookup_with_stmt): Ditto.
5977 (vn_compute): Remove.
5980 (vn_lookup): Update arguments.
5982 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
5984 (tree-ssa-sccvn.o): New.
5985 (OBJS-common): Add tree-ssa-sccvn.o
5987 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5990 * c-typeck.c (build_external_ref): Don't mark as used if called
5992 * calls.c (rtx_for_function_call): Likewise.
5994 2007-06-30 Richard Sandiford <richard@codesourcery.com>
5998 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6000 * dce.c (deletable_insn_p_1): New function, split out from...
6001 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6002 specially, not those inside PARALLELs. Remove BODY argument
6003 and adjust recursive call accordingly.
6004 (prescan_insns_for_dce): Update call to delete_insn_p.
6006 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
6008 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
6009 (try_combine): Move potential calls to undo_all() so they happen
6010 before we commit to using the combined insns.
6012 2006-06-30 Jan Hubicka <jh@suse.cz>
6014 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
6017 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
6019 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
6020 (cgraph_remove_unreachable_nodes): Likewise.
6021 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
6022 * ipa-inline.c (update_caller_keys): Cast according to the coding
6024 (cgraph_decide_recursive_inlining): Likewise.
6025 (cgraph_decide_inlining_of_small_function): Likewise.
6026 (try_inline): Likewise.
6027 (cgraph_decide_inlining_incrementally): Likewise.
6028 * ipa-pure-const.c (get_function_state): Likewise.
6029 (scan_function): Likewise.
6030 (analyze_function): Likewise.
6031 (static_execute): Likewise.
6032 * ipa-reference.c (scan_for_static_refs): Likewise.
6033 (merge_callee_local_info): Likewise.
6034 (analyze_function): Use type safe memory macros.
6035 (static_execute): Likewise. Cast according to the coding conventions.
6036 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
6038 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
6040 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
6041 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
6044 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6047 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
6048 for complex modes (both int and real).
6050 2007-06-29 Jan Hubicka <jh@suse.cz>
6052 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
6054 2007-06-29 Jan Hubicka <jh@suse.cz>
6057 * cse.c (cse_insn): Avoid invalid sharing in between register note and
6060 2007-06-29 Anatoly Sokolov <aesok@post.ru>
6063 * config/avr/avr.c: Include dataflow header file.
6064 (expand_prologue): Adjust for prologue insn change.
6065 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
6068 2007-06-29 Richard Guenther <rguenther@suse.de>
6071 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
6072 during type verification.
6074 2007-06-29 Jan Hubicka <jh@suse.cz>
6076 * recog.c (validate_change_rtx_1): Unshare TO argument.
6078 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
6080 PR tree-optimization/24659
6081 * tree-vect-transform.c (vectorizable_call): Handle
6082 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
6084 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
6085 * config/i386/i386.c (enum ix86_builtins)
6086 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
6087 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
6089 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
6090 const using def_builtin_const.
6091 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
6092 input operands in the same modes as the result.
6093 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
6095 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
6097 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
6098 (df_set_dead_notes_for_mw): Likewise.
6100 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
6102 * c-common.c (pointer_int_sum): Do the negation in sizetype.
6104 2007-06-28 DJ Delorie <dj@redhat.com>
6106 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
6108 2007-06-28 Geoffrey Keating <geoffk@apple.com>
6110 * doc/invoke.texi (C++ Dialect Options): Document
6111 fvisibility-ms-compat.
6112 * c.opt (fvisibility-ms-compat): New.
6114 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
6117 * tree-affine.c (aff_combination_add_elt): Handle
6118 pointer addition specially.
6120 2007-06-28 Jakub Jelinek <jakub@redhat.com>
6122 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
6123 decl is non-external for AIX ABI.
6125 2007-06-28 David Edelsohn <edelsohn@gnu.org>
6127 * config/rs6000/predicates.md (current_file_function_operand):
6128 Ensure the symbol is non-external for AIX ABI.
6130 2007-06-28 Nick Clifton <nickc@redhat.com>
6132 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
6133 (fdce, fdse, fpredictive-commoning): Likewise.
6135 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6138 * gcc.c (process_command): Recognize the new -static-libgfortran
6141 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
6144 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
6145 Use a call clobbered hard reg instead of a pseudo reg.
6147 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6149 * config/sh/sh.md (load_gbr): Use correct operand constraint.
6151 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
6154 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
6155 REG_LIBCALL and REG_RETVAL notes.
6156 (divsi3, mulsi3): Likewise.
6157 (mulhisi3): Likewise. Use emit_libcall_block.
6158 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
6160 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
6162 PR rtl-optimization/32481
6163 * combine.c (adjust_for_new_dest): Rescan the changed insn.
6165 2007-06-27 Richard Sandiford <richard@codesourcery.com>
6167 * dce.c (deletable_insn_p_1): New function, split out from...
6168 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
6169 specially, not those inside PARALLELs. Remove BODY argument
6170 and adjust recursive call accordingly.
6171 (prescan_insns_for_dce): Update call to delete_insn_p.
6173 2007-06-27 Richard Guenther <rguenther@suse.de>
6176 * tree.h (fold_convertible_p): Declare.
6177 * fold-const.c (fold_convertible_p): New function.
6178 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
6179 instead of lang_hooks.types_compatible_p.
6181 2007-06-26 Jan Hubicka <jh@suse.cz>
6183 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
6184 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
6185 early use validate_unshare_change.
6186 (reload_combine): Likewise.
6187 * recog.c (change_t): New field unshare.
6188 (validate_change_1): Rename from validate_change; add argument unshare.
6189 (validate_change): Turn into wrapper of validate_change_1; update
6190 prototype for bools.
6191 (validate_unshare_change): New.
6192 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
6193 calls of df_insn_rescan.
6194 * recog.h (validate_change): Replace ints by bools.
6195 (validate_unshare_change): Declare.
6197 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6199 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
6201 2007-06-26 Steve Ellcey <sje@cup.hp.com>
6203 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
6205 2007-06-25 Jan Hubicka <jh@suse.cz>
6207 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
6209 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
6210 cgraph_decide_inlining_incrementally): Move uninlinability checks to
6211 places other call site specific checks are performed.
6213 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
6216 * tree-vect-transform.c (vectorizable_operation): Convert
6217 POINTER_PLUS_EXPR over to PLUS_EXPR.
6219 2007-06-25 Chao-ying Fu <fu@mips.com>
6221 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
6222 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
6223 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
6224 Document GET_MODE_IBIT, and GET_MODE_FBIT.
6226 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
6227 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6228 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
6229 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
6230 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
6231 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
6232 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
6233 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
6234 ALL_FIXED_POINT_MODE_P): New define.
6235 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6237 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
6239 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
6240 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6241 MODE_VECTOR_UACCUM): New mode classes.
6243 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
6244 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
6245 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
6248 * genmodes.c (struct mode_data): Add ibit and fbit fields.
6249 (blank_mode): Initialize ibit and fbit.
6250 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
6251 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6253 (new_adjust): Change required_class to required_class_from and
6254 required_class_to for testing within a range.
6255 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
6256 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6258 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
6259 (make_fixed_point_mode): New.
6260 (_ADD_ADJUST): Change C to C1 and C2.
6261 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
6262 use a range for machine classes.
6263 (ADJUST_IBIT, ADJUST_FBIT): New.
6264 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
6266 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6267 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6268 Emit adjustment for ibit and fbit.
6269 (emit_mode_ibit, emit_mode_fbit): New.
6270 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
6272 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
6274 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
6275 as the source of the set.
6277 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
6279 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
6280 FP_REGNO_P): Use IN_RANGE.
6281 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
6282 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
6283 (DATA_REG_P): Use DATA_REGNO_P.
6284 (FP_REG_P): Use FP_REGNO_P.
6285 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
6286 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
6287 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
6289 2007-06-24 Jan Hubicka <jh@suse.cz>
6292 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
6294 2007-06-24 Sebastian Pop <sebpop@gmail.com>
6297 * fold-const.c (fold_binary): Strip nops of operand 0
6298 of BIT_NOT_EXPR before calling operand_equal_p.
6299 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
6300 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
6302 2007-06-23 Mark Mitchell <mark@codesourcery.com>
6304 * doc/extend.texi: Document that dllimport and dllexport imply
6306 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
6307 imported or exported declaration, including type declarations.
6308 * c-common.c (handle_visibility_attribute): Check for conflicts
6309 with dllimport/dllexport.
6310 (c_determine_visibility): Handle dllimport/dllexport as an
6311 explicit visibility atttribute.
6313 2007-06-23 Richard Guenther <rguenther@suse.de>
6315 PR tree-optimization/16876
6317 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
6319 * tree-inline.c (initialize_inlined_parameters): Do not call
6320 lang_hooks.tree_inlining.convert_parm_for_inlining.
6321 * cgraphbuild.c (initialize_inline_failed): Set inline failed
6322 reason for mismatched types.
6323 * gimplify.c (gimplify_call_expr): Verify the call expression
6324 arguments match the called function type signature. Otherwise
6325 mark the call expression to be not considered for inlining
6326 using CALL_CANNOT_INLINE_P flag.
6327 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
6328 edges call expression.
6329 (cgraph_decide_inlining_of_small_function): Likewise.
6330 (cgraph_decide_inlining): Likewise.
6331 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
6333 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
6334 * c-typeck.c (c_convert_parm_for_inlining): Remove.
6335 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
6337 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
6338 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
6340 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
6341 convert_parm_for_inlining member.
6343 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
6346 * arm.md (negscc): Match the correct operand for optimized LT0 test.
6347 Remove optimization for GT.
6349 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
6352 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
6354 (prescan_insns_for_dce): Add extra parameter.
6356 2007-06-23 Jan Hubicka <jh@suse.cz>
6359 * gimplify.c (mark_addressable): New function.
6360 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
6362 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6365 * expr.c (store_constructor): Do not clobber non-zeroed memory.
6367 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6370 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
6371 moves between MMX/SSE registers to at least 8 units to prevent
6372 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
6374 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
6376 * config/i386/i386.c (override_options): Correct x86_sahf
6379 2007-06-21 David Daney <ddaney@avtrex.com>
6382 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
6383 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
6384 (exception_receiver): Renamed to ...
6385 (nonlocal_goto_receiver): ... this.
6387 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
6389 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
6390 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
6391 partial register accesses.
6393 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
6395 * fold-const.c (debug_fold_checksum): Move it under
6396 ENABLE_FOLD_CHECKING.
6398 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6401 * tree.h (debug_fold_checksum): Declared.
6402 * fold-const.c (build_fold_addr_expr_with_type_1): New.
6403 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
6404 build_fold_addr_expr_with_type_1.
6405 (fold_addr_expr, debug_fold_checksum): New.
6406 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
6407 (fold_unary, fold_comparison, split_address_to_core_and_offset):
6410 2007-06-21 Sebastian Pop <sebpop@gmail.com>
6412 PR tree-optimization/19590
6413 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
6414 of scev is a constant.
6415 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
6417 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6419 * df-problems.c (df_note_bb_compute): Made computation of live
6420 info consistent with df_lr.
6422 2007-06-21 Richard Guenther <rguenther@suse.de>
6424 PR tree-optimization/32453
6425 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
6426 for pointer anti-range.
6428 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
6430 * config/i386/i386.c (processor_target_table): Increase maximum
6431 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
6434 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
6435 byte alignment if > 8 byte alignment is preferred.
6436 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
6438 2007-06-21 Jakub Jelinek <jakub@redhat.com>
6440 PR tree-optimization/31866
6441 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
6442 if ASM_EXPR's input is not a SSA_NAME.
6445 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
6446 but decl is a global var, instead return decl.
6447 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
6448 even for is_global_var decls, if they are private in some outer
6451 2007-06-21 Richard Guenther <rguenther@suse.de>
6453 PR tree-optimization/32451
6454 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
6456 2007-06-21 Christian Bruel <christian.bruel@st.com>
6458 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
6459 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
6460 (push_regs): Changed saving order or banked registers.
6461 (sh_expand_epilogue): Likewise.
6462 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
6463 (FIRST_BANKED_REG): Likewise.
6464 (LAST_BANKED_REG): Likewise.
6465 * config/sh/sh.md (banked) New attribute.
6466 (in_delay_slot): Check banked attribute.
6468 2007-06-20 Sebastian Pop <sebpop@gmail.com>
6470 PR tree-optimization/32075
6471 * tree-data-ref.c (subscript_dependence_tester_1,
6472 analyze_miv_subscript, analyze_overlapping_iterations,
6473 add_distance_for_zero_overlaps, build_classic_dist_vector,
6474 subscript_dependence_tester_1, analyze_overlapping_iterations,
6475 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
6476 compute_affine_dependence, compute_all_dependences): Pass loop_nest
6477 to evolution_function_is_affine_multivariate_p.
6479 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
6481 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
6483 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
6486 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
6488 * config/m32c/prologue.md (epilogue_exitd_16): New.
6489 (epilogue_reit_16): New.
6490 (epilogue_exitd): Rename to epilogue_exitd_24.
6491 (epilogue_reit): Rename to epilogue_reit_24.
6493 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
6494 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6496 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
6498 * haifa-sched.c (queue_to_ready): Don't requeue next insn
6499 if dbg_cnt (sched_insn) reaches the limit.
6500 (choose_ready): New parameter INSN_PTR and new return value.
6501 (schedule_block): Handle dbg_cnt (sched_insn). Handle
6502 the new return value from choose_ready.
6503 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
6504 (rest_of_handle_global_alloc): New global_alloc_at_func.
6506 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
6508 PR tree-optimization/25737
6509 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
6510 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
6511 * tree-flow.h (struct fieldoff): Add new field alias_set.
6512 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
6513 argument addressable_type. Set alias_set of fieldoff.
6514 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
6515 (create_overlap_variables_for): Pass alias_set from fieldoff to
6517 * alias.c (get_alias_set): Use alias_set from SFT if set.
6519 2007-06-20 Hui-May Chang <hm.chang@apple.com>
6521 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
6522 of a variable as an unsigned HOST_WIDE_INT integer.
6524 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
6526 PR rtl-optimization/32405
6527 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
6529 2007-06-20 Jakub Jelinek <jakub@redhat.com>
6531 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
6534 * builtins.c: Include diagnostic.h.
6535 (expand_builtin_expect): Make gcc_assert more permissive.
6536 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
6539 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
6543 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
6544 if ACCUMULATE_OUTGOING_ARGS.
6546 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6548 * config/m68hc11/m68hc11.c: Include dataflow header file.
6549 (m68hc11_reorg): Port to dataflow.
6551 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6553 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
6554 (struct df_problem.free_blocks_on_set_blocks): New field.
6555 (struct dataflow.optional_p): New field.
6556 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6557 (df_live_set_all_dirty): New function.
6558 * df-scan.c (df_scan_alloc): Initialize optional_p.
6559 (problem_SCAN): Initialize free_blocks_on_set_blocks.
6560 * df-core.c (df_set_blocks): Removed use of
6561 DF_FIRST_OPTIONAL_PROBLEM. Now uses
6562 df_problem.free_blocks_on_set_blocks to determine which blocks are
6564 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
6565 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
6566 uses dataflow.optional_p to determine if problem should be
6568 (rest_of_handle_df_initialize): Only start live problem if
6570 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
6571 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
6572 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
6573 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
6574 problem_NOTE): Initialize free_blocks_on_set_blocks.
6575 (df_lr_bb_local_compute): Recompute luids if df_live problem is
6577 (df_live_set_all_dirty, df_note_alloc): New function.
6578 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
6580 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
6581 * postreload.c (reload_combine): Ditto.
6582 * cse.c (cse_extended_basic_block): Ditto.
6583 * regmove.c (mark_flags_life_zones): Ditto.
6584 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
6585 erase_matching_seqs): Ditto.
6586 * bt-load.c (compute_defs_uses_and_gen): Ditto.
6587 * integrate (allocate_initial_values): Ditto.
6588 * combine.c (reg_dead_at_p): Ditto.
6589 * resource.c (mark_target_live_regs): Ditto.
6590 * sched-rgn.c (check_live_1, update_live_1): Ditto.
6591 * config/sh/sh.c (find_r0_life_regions): Ditto.
6592 * global.c (rest_of_handle_global_alloc): Only add back df_live
6594 * local-alloc.c (rest_of_handle_local_alloc): Only remove
6596 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
6598 (if_convert): Make sure df_live is there at -O == 1.
6599 (pass_if_after_combine): Cleanup flags.
6600 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
6601 is there at -O == 1.
6603 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
6605 * config/arm/arm.c (arm_get_frame_offsets): Set
6606 offsets->locals_base to avoid negative stack size.
6607 (thumb1_expand_prologue): Assert on negative stack size.
6609 2007-06-19 Sebastian Pop <sebpop@gmail.com>
6611 PR tree-optimization/32367
6612 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
6613 of the chrec has no evolution in that loop.
6614 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
6616 2007-06-19 Bob Wilson <bob.wilson@acm.org>
6618 * config/xtensa/xtensa.c: Include "df.h".
6619 (xtensa_builtin_saveregs): Use adjust_address instead of
6621 (xtensa_va_start): Invoke make_tree with sizetype for
6622 expand_builtin_saveregs and then convert the result to a pointer.
6623 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
6624 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
6625 Subtract argument size from index value as integers and then use
6626 POINTER_PLUS_EXPR to add the result to the array address.
6628 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6631 * config/m32c/m32c.c: Include dataflow header file.
6632 (m32c_emit_prologue): Adjust for prologue insn change.
6633 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
6634 once inside a PARALLEL. Assume frame size passed in operand 0
6635 includes space to save the fb register.
6636 (prologue_enter_24): Likewise.
6637 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
6639 2007-06-19 David Daney <ddaney@avtrex.com
6642 * config/mips/mips.md (cprestore): Mark $gp as used.
6644 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
6647 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
6648 (frv_ifcvt_modify_insn): Likewise.
6650 2007-06-19 Richard Guenther <rguenther@suse.de>
6652 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
6653 only handle positive offsets that fit in a HOST_WIDE_INT.
6655 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
6657 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
6658 result of rsqrt insn for zero input argument to avoid NaN.
6660 2007-06-19 Richard Guenther <rguenther@suse.de>
6663 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
6665 2007-06-19 Jakub Jelinek <jakub@redhat.com>
6667 PR tree-optimization/32353
6668 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
6670 2007-06-19 Nick Clifton <nickc@redhat.com>
6672 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
6674 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
6678 * config/i386/i386.c (assign_386_stack_local): Assert that
6679 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
6680 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
6681 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
6682 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
6684 2007-06-18 Steve Ellcey <sje@cup.hp.com>
6686 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
6688 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
6690 PR rtl-optimization/32321
6691 * gcse.c (replace_store_insn): Update the note before
6692 calling emit_insn_after.
6694 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6697 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
6699 * df-problems.c (df_note_bb_compute): Fix dumping info.
6701 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
6703 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
6704 insn with emit_jump_insn.
6706 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
6708 PR tree-optimization/32383
6709 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
6710 * targhooks.h (default_builtin_reciprocal): Update prototype.
6711 * target.h (struct gcc_target): Update builtin_reciprocal.
6712 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
6713 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
6714 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
6715 when fndecl is in BUILT_IN_MD class.
6716 (execute_convert_to_rsqrt): Ditto.
6718 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
6719 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
6720 Convert BUILT_IN_SQRTF code only when md_fn is false.
6722 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
6724 * bt-load.c (move_btr_def): Fix the order of arguments
6725 to validate_replace_rtx.
6727 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
6729 * config/m68k/m68k-devices.def: Add 54450..54455.
6731 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
6733 PR rtl-optimization/32366
6734 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
6735 FLOAT_EXTEND]: Prevent non-scalar modes from entering
6738 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6741 * modulo-sched (generate_reg_moves): Added rescan parameter and if
6742 this is true, rescan insn being modified.
6743 (sms_schedule): Added rescan parameter.
6744 (rest_of_handle_sms): Moved freeing of dominance info to before
6745 getting out of cfg_layout.
6747 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
6749 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
6750 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
6753 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
6754 FL_CF_EMAC from the entry for isac.
6756 * config/m68k/predicates.md (const_call_operand): Adjust comment.
6757 (const_sibcall_operand): New.
6758 (sibcall_operand): Use it.
6759 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
6760 (m68k_isas): ISAC does not imply FPU or EMAC.
6761 (override_options): Add ISA_C logic for symbolic jump & call.
6763 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
6765 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
6766 return mode from the builtin itself.
6767 (sparc_fold_builtin): Fix cast of zero constant.
6769 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6771 * targhooks.c (default_builtin_reciprocal): New default target hook.
6772 * targhooks.h (default_builtin_reciprocal): Add prototype.
6773 * hooks.c (hook_tree_tree_bool_null): Remove hook.
6774 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
6775 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
6776 default_builtin_reciprocal.
6778 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
6781 * hooks.c (hook_tree_tree_bool_null): New hook.
6782 * hooks.h (hook_tree_tree_bool_null): Add prototype.
6783 * tree-pass.h (pass_convert_to_rsqrt): Declare.
6784 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
6785 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
6786 and convert it to reciprocal a*rfunc(b).
6787 (execute_convert_to_rsqrt): New function.
6788 (gate_convert_to_rsqrt): New function.
6789 (pass_convert_to_rsqrt): New pass definition.
6790 * target.h (struct gcc_target): Add builtin_reciprocal.
6791 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
6792 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
6793 TARGET_BUILTIN_RECIPROCAL.
6794 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
6796 * config/i386/i386.h (TARGET_RECIP): New define.
6797 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
6798 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6799 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6800 and not optimizing for size.
6801 (*rcpsf2_sse): New insn pattern.
6802 (*rsqrtsf2_sse): Ditto.
6803 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
6804 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6805 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6806 and not optimizing for size.
6807 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
6808 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6809 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6810 and not optimizing for size.
6811 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
6812 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6813 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6814 and not optimizing for size.
6815 (*sse_rsqrtv4sf2): Do not export.
6817 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
6818 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
6819 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
6820 and not optimizing for size.
6822 * config/i386/i386.opt (mrecip): New option.
6823 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
6824 (ix86_emit_swsqrtsf): Ditto.
6825 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
6826 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
6828 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
6829 ix86_expand_unop1_builtin.
6830 (ix86_emit_swdivsf): New function.
6831 (ix86_emit_swsqrtsf): Ditto.
6832 (ix86_builtin_reciprocal): New function.
6833 (TARGET_BUILTIN_RECIPROCAL): Use it.
6834 (ix86_vectorize_builtin_conversion): Rename from
6835 ix86_builtin_conversion.
6836 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
6837 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
6838 "i386 and x86_64 Options" section.
6839 (Intel 386 and AMD x86_64 Options): Document -mrecip.
6841 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
6842 Zdenek Dvorak <dvorakz@suse.cz>
6843 Richard Guenther <rguenther@suse.de>
6844 Kaz Kojima <kkojima@gcc.gnu.org>
6846 * tree-vrp.c (compare_values_warnv): Convert val2 to
6848 (extract_range_from_assert): Create
6849 POINTER_PLUS_EXPR for pointer types.
6850 (extract_range_from_binary_expr): Handle
6851 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
6853 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
6854 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
6855 POINTER_PLUS_EXPR as PLUS_EXPR.
6856 (number_of_iterations_lt_to_ne):
6857 For pointer types, use sizetype when
6858 creating MINUS_EXPR/PLUS_EXPRs.
6859 (assert_loop_rolls_lt): For pointer types, use sizetype when
6860 creating MINUS_EXPR/PLUS_EXPRs.
6861 (number_of_iterations_le): Likewise.
6862 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
6863 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
6864 like PLUS_EXPR and MINUS_EXPR.
6865 * tree-pretty-print.c (dump_generic_node): Handle
6867 (op_prio): Likewise.
6868 (op_symbol_1): Likewise.
6869 * optabs.c (optab_for_tree_code): Likewise.
6870 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
6872 * tree-tailcall.c (process_assignment): Mention
6873 POINTER_PLUS_EXPR in a TODO comment.
6874 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
6875 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
6876 not used with a pointer and an integer type.
6877 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
6878 increment using chrec_convert_rhs instead of chrec_convert.
6879 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
6880 PLUS_EXPR except for the right hand side's type will be
6882 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
6883 (fold_used_pointer_cast): Kill.
6884 (pointer_offset_p): Kill.
6885 (fold_used_pointer): Kill.
6886 (pointer_used_p): Kill.
6887 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
6888 call fold_used_pointer.
6889 (instantiate_parameters_1): Convert the increment
6890 using chrec_convert_rhs instead of chrec_convert.
6891 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
6892 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
6893 instead of PLUS_EXPR.
6894 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
6895 PLUS_EXPR for pointers.
6896 (std_gimplify_va_arg_expr): Likewise.
6897 (fold_builtin_memory_op): Likewise.
6898 (fold_builtin_strstr): Likewise.
6899 (fold_builtin_strchr): Likewise.
6900 (fold_builtin_strrchr): Likewise.
6901 (fold_builtin_strpbrk): Likewise.
6902 (expand_builtin_memory_chk): Likewise.
6903 (fold_builtin_memory_chk): Likewise.
6904 (std_expand_builtin_va_start): Use
6905 sizetype for the call to make_tree and then convert
6906 to the pointer type.
6907 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
6908 instead of PLUS_EXPR for adding to a pointer.
6909 (std_gimplify_va_arg_expr): Use fold_build2 for
6910 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
6911 the operands to sizetype first and then cast the BIT_AND_EXPR
6912 back to the pointer type.
6913 * fold-const.c (build_range_check): Handle pointer types
6915 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
6916 of PLUS_EXPR's. Make sure the offset is converted to
6918 (try_move_mult_to_index): Strip the NOPs from the offset.
6919 Remove code argument and replace all uses with PLUS_EXPR.
6920 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
6921 specially. Don't use a pointer type for MINUS_EXPR.
6922 (fold_unary): Handle for (T1)(X op Y),
6923 only p+ as that is the only as that can be handled for
6924 binary operators now.
6925 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
6927 <case PLUS_EXPR>: Add folding of PTR+INT into
6929 Don't call try_move_mult_to_index.
6930 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
6931 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
6932 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
6933 Don't call try_move_mult_to_index.
6934 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
6935 (tree_expr_nonzero_p): Likewise.
6936 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
6937 of PLUS_EXPR for the complex expression folding.
6938 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
6939 first chrec is a pointer type, then the second should
6940 be sizetype and not the first's type.
6941 For POINTER_PLUS_EXPR, use a different right hand side type.
6942 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6943 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
6944 different right hand side type.
6945 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6946 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
6947 instead of PLUS_EXPR.
6948 When either operand is zero, convert the other operand.
6949 (chrec_apply): Use chrec_convert_rhs
6950 on the argument x instead of chrec_convert.
6951 (reset_evolution_in_loop): For pointer types, the new_evol
6953 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
6954 different right hand side type.
6955 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6956 (chrec_convert_rhs): New function.
6957 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
6958 different right hand side type.
6959 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
6960 * tree-chrec.h (chrec_convert_rhs): New prototype.
6961 (build_polynomial_chrec): For pointer types, the right hand
6962 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
6963 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
6964 Remove subtraction case as it is always addition now.
6965 Make sure the offset is converted to sizetype.
6966 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
6967 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
6968 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
6969 PLUS_EXPR in pointer type.
6970 Handle POINTER_PLUS_EXPR.
6971 (tree_to_aff_combination): Likewise.
6972 (force_expr_to_var_cost): Likewise.
6973 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
6974 instead of PLUS_EXPR for pointers.
6975 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
6976 instead of PLUS_EXPR of pointer types.
6977 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
6979 (check_va_list_escapes): Likewise.
6980 (check_all_va_list_escapes): Likewise.
6981 * dwarf2out.c (loc_descriptor_from_tree_1):
6982 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
6983 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
6984 (string_constant): Likewise.
6985 * tree-ssa-address.c (tree_mem_ref_addr): When adding
6986 the offset to the base, use POINTER_PLUS_EXPR.
6987 (add_to_parts): Convert the index to sizetype.
6988 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
6989 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
6990 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
6991 Offset only holds something for PLUS_EXPR.
6992 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
6994 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
6996 (analyze_accesses_for_modify_stmt): Likewise.
6997 Remove comment about the type being integral type as it is
6999 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
7001 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
7003 Correct the type which the artimentic is done in (is now
7006 * tree-data-ref.c (split_constant_offset): Handle
7008 * tree-affine.c (tree_to_aff_combination): Likewise.
7009 * c-typeck.c (build_unary_op): For pointers create the increment
7010 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
7012 * gimplify.c (gimplify_self_mod_expr): Create a
7013 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7014 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
7015 * tree.def (POINTER_PLUS_EXPR): New tree code.
7016 * tree-predcom.c (ref_at_iteration): If we have a pointer
7017 type do the multiplication in sizetype.
7018 * tree-mudflap.c (mf_xform_derefs_1): Create a
7019 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7020 * tree-ssa-forwprop.c
7021 (forward_propagate_addr_into_variable_array_index):
7022 Don't expect there to be a cast for the index as that
7023 does not exist anymore.
7024 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
7025 instead of PLUS_EXPR.
7026 Don't check for the first operand of the POINTER_PLUS_EXPR
7027 was the index as it cannot be.
7028 Call forward_propagate_addr_into_variable_array_index with
7029 the SSA_NAME instead of the statement.
7030 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
7031 (compare_constant): Likewise.
7032 (copy_constant): Likewise.
7033 (compute_reloc_for_constant): Likewise.
7034 (output_addressed_constants): Likewise.
7035 (initializer_constant_valid_p): Likewise.
7036 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
7037 Convert the MIN/MAX of the inner type to the outer
7038 type before comparing them.
7039 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
7040 POINTER_PLUS_EXPR instead of PLUS_EXPR.
7041 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
7042 of PLUS_EXPR for pointers.
7043 * tree-inline.c (estimate_num_insns_1): Handle
7045 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
7046 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7047 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
7048 instead of PLUS_EXPR for the pointer increment statement.
7049 (vect_update_ivs_after_vectorizer): For pointer types, create
7050 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
7051 MULT_EXPR in sizetype.
7052 (vect_gen_niters_for_prolog_loop): Add a cast when creating
7054 * tree-object-size.c (plus_expr_object_size): Handle
7055 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
7056 code which is trying to figure out which side is a pointer and
7058 (check_for_plus_in_loops_1): Likewise.
7059 (check_for_plus_in_loops): Likewise.
7060 * c-common.c (pointer_int_sum): Create a
7061 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
7062 * tree-ssa-structalias.c (handle_ptr_arith): Handle
7063 only POINTER_PLUS_EXPR. Removing all the extra
7064 code which is trying to figure out which side is a pointer and
7066 * tree-cfg.c (verify_expr): Add extra checking for pointers and
7067 PLUS_EXPR and MINUS_EXPR.
7068 Also add checking to make sure the operands of POINTER_PLUS_EXPR
7070 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
7071 with make_tree, instead of a pointer type.
7072 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
7073 for pointers instead of PLUS_EXPR.
7074 (s390_gimplify_va_arg): Likewise.
7075 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
7076 instead of PLUS_EXPR when doing addition on pointer
7077 types. Use sizetype for the second operand.
7078 (spu_gimplify_va_arg_expr): Likewise.
7079 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
7080 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
7081 a pointer. Don't create a BIT_AND_EXPR for pointer types.
7082 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
7083 for the pointer addition and also use size_int/sizetype
7085 (ix86_gimplify_va_arg): Likewise.
7086 Perform BIT_AND_EXPR on sizetype arguments.
7087 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
7088 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
7089 for the pointer additions and also use size_int for the offsets.
7090 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
7091 additions and also use size_int for the offsets. Perform
7092 BIT_AND_EXPR on sizetype arguments.
7093 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
7094 POINTER_PLUS_EXPR for pointers and create the
7095 BIT_AND_EXPR in sizetype.
7096 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
7097 instead of PLUS_EXPR for pointer addition.
7098 (rs6000_va_start): Likewise.
7099 Also use sizetype for the offset.
7100 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
7101 as PLUS_EXPR/MINUS_EXPR.
7102 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
7103 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
7104 Don't use BIT_AND_EXPR on a pointer type, convert the
7105 expression to sizetype first.
7106 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
7108 (mips_gimplify_va_arg_expr): Likewise.
7109 Don't create BIT_AND_EXPR in a pointer type.
7111 2007-06-15 Eric Christopher <echristo@apple.com>
7113 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
7114 (x86_64-*-darwin*): Ditto.
7115 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
7118 2007-06-15 Matthew Wilcox <matthew@wil.cx>
7120 * doc/extend.texi: Document behavior of __attribute__((aligned))
7123 2007-06-15 Mark Mitchell <mark@codesourcery.com>
7125 * rtlanal.c (note_stores): Improve documentation.
7127 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
7129 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
7130 LOCAL_LABEL_PREFIX): Delete.
7131 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
7132 (bfin_internal_label): Delete.
7134 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
7136 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
7137 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
7138 otherwise define to LIBGCC2_TF_CEXT.
7139 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
7140 (LIBGCC_TF_CEXT): Ditto.
7143 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
7145 PR rtl-optimization/32339
7146 * df-scan.c (df_uses_record): Don't modify flags but just add to
7147 it for df_ref_record.
7149 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7151 * tree-mudflap.c: Fix whitespace issues.
7153 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
7155 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
7157 2007-06-14 Eric Christopher <echristo@apple.com>
7159 * config/i386/sse.md (movdi_to_sse): Rewrite body.
7160 (movv4sf): Use gcc_unreachable instead of abort.
7162 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7165 * config/i386/sfp-machine.h (CMPtype): New define.
7166 (mach stubs): Use CMPtype instead of int as a return type.
7168 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
7170 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
7171 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
7172 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
7173 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
7174 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
7175 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
7176 config/soft-fp/soft-fp.h: Update from glibc CVS.
7178 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
7180 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
7182 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
7185 * config/v850/v850.c: Include dataflow header file.
7186 (substitute_ep_register): Fix typo.
7188 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7190 * configure.ac: Fix earlier checkin.
7191 * configure: Regenerated.
7193 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7195 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
7196 * aclocal.m4: Regenerate.
7197 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
7198 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
7199 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
7200 * configure: Regenerate.
7201 * Makefile.in (LOOSE_WARN): Subst loose_warn.
7203 * Makefile.in (quickstrap): Build libgcc too.
7205 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
7207 * configure.ac: Add --enable-checking=df. Explicitly mention that
7208 the variables are initialized as for "release".
7209 * df-core.c: Use it.
7210 * configure: Regenerate.
7211 * config.in: Regenerate.
7213 2007-06-14 Bob Wilson <bob.wilson@acm.org>
7215 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
7216 validate_replace_rtx instead of replace_rtx.
7217 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
7219 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
7221 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
7222 (DWARF2_UNWIND_INFO): Override default if configured with
7224 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
7225 (ENDFILE_SPEC): Add crtend.o.
7226 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
7227 (ENDFILE_SPEC): Add crtend.o.
7228 (TARGET_USE_JCR_SECTION): Define.
7229 (MD_UNWIND_SUPPORT): Define for 32-bit target.
7231 * config/i386/cygming-crtbegin.c: New file.
7232 * config/i386/cygming-crtend.c: New file.
7234 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
7236 * config/i386/w32-unwind.h: New file.
7238 2007-06-13 Eric Christopher <echristo@apple.com>
7240 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
7241 the user set a value below STACK_BOUNDARY.
7243 2007-06-13 Thiemo Seufer <ths@networkno.de>
7245 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
7246 imply -lpthread for -pthread.
7248 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7250 * basic-block.h: Remove the prototype for
7251 free_basic_block_vars.
7252 * cfglayout.h: Remove the prototype for
7253 insn_locators_initialize.
7254 * tree.h: Remove the prototype for emit_line_note.
7256 * tree-ssa-pre.c (mergephitemp): Remove.
7257 (init_pre): Don't use mergephitemp.
7259 2007-06-13 Eric Christopher <echristo@apple.com>
7261 * config/i386/i386.c (override_options): If we've specified
7262 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
7264 2007-06-13 Bob Wilson <bob.wilson@acm.org>
7266 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
7269 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7271 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
7272 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
7273 (eh_store_handler): New pattern.
7274 (eh_return): Emit it instead of a plain move.
7276 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
7279 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
7280 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
7283 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
7285 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
7286 (find_next_insn_start, find_load): New functions.
7287 (bfin_reorg): Use them to deal with the fact that parallel insns are
7288 no longer represented as a SEQUENCE.
7290 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
7292 * config/sparc/sparc.c (sparc_override_options): Initialize
7295 2007-06-13 Dave Korn <dave.korn@artimi.com>
7297 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
7300 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
7302 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
7303 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
7304 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
7305 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
7306 tree-vect-transform.c: Fix comment typos. Follow spelling
7309 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7311 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
7312 to the exit block use set.
7313 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
7314 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
7315 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
7317 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
7319 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
7320 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
7321 to indicate an error.
7322 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
7324 (dbg_cnt_process_opt): Print an error on a bad argument.
7325 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
7326 * common.opt (-fdbg-cnt-list): New.
7327 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
7329 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
7331 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
7332 flag on ref-all pointers.
7334 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7337 * expr.c (expand_expr_addr_expr_1): Call expand_expr
7338 for the offset with the modifier as EXPAND_INITIALIZER
7339 if the modifier is EXPAND_INITIALIZER.
7340 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
7341 a register if we had an overflow.
7343 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7345 * real.c (real_isfinite): New.
7346 (real_sqrt): Use it.
7347 * real.h (real_isfinite): New.
7348 * builtins.c: Use it.
7350 2007-06-12 Ian Lance Taylor <iant@google.com>
7351 Daniel Berlin <dberlin@dberlin.org>
7354 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
7355 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
7356 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
7357 (DECL_NO_TBAA_P): Define.
7358 (struct tree_decl_common): Add no_tbaa_flag field.
7359 * tree-ssa-structalias.c (struct variable_info): Add
7360 no_tbaa_pruning field.
7361 (new_var_info): Initialize no_tbaa_pruning field.
7362 (unify_nodes): Copy no_tbaa_pruning field.
7363 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7364 (dump_solution_for_var): Print no_tbaa_pruning flag.
7365 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
7367 (compute_tbaa_pruning): New static function.
7368 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
7369 Call compute_tbaa_pruning.
7370 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
7371 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
7372 * gimple-low.c (lower_stmt): Likewise.
7373 * tree-gimple.c (is_gimple_stmt): Likewise.
7374 * tree-ssa-operands.c (get_expr_operands): Likewise.
7375 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
7376 * tree-inline.c (estimate_num_insns_1): Likewise.
7377 (copy_result_decl_to_var): Likewise.
7378 * expr.c (expand_expr_real_1): Likewise.
7379 * tree-pretty-print.c (dump_generic_node): Likewise.
7380 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
7381 * omp-low.c (omp_copy_decl_2): Likewise.
7382 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
7383 * doc/c-tree.texi (Expression trees): Document
7384 CHANGE_DYNAMIC_TYPE_EXPR.
7386 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7388 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
7389 with !HONOR_NANS and !HONOR_INFINITIES.
7390 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
7392 2007-06-12 Tristan Gingold <gingold@adacore.com>
7394 * gcov.c: Comments updated.
7395 (source_info): Add file_time field.
7396 (source_index): New variable.
7397 (mutiple_files): New variable.
7398 (generate_results): New function extracted from process_file.
7399 (process_file): Save and restore chain of functions, generate
7400 results and free structures only if not merging results.
7401 (release_structures): File names are now freed in create_file_names
7402 (create_file_names): Free previous file names.
7403 (find_source): File date is now read here and modifications in
7404 source files is checked here.
7405 (read_graph_file): Only reverse order of functions for the current
7407 (make_gcov_file_name): Do not generate long names if input_name is
7409 (output_lines): If merging results do not display graph, data and
7411 Checking source file modification is done in find_source.
7413 * doc/gcov.texi: Append an s to sourcefile.
7415 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
7417 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
7418 (forced_nop): New pattern.
7419 * config/bfin/bfin.c: Include "df.h".
7420 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
7421 (bfin_discover_loop): Use df_get_live_in instead of
7422 global_live_at_start.
7423 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
7424 df_analyze when done.
7425 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
7426 the insns. Use QImode for the final insn in a bundle. Call
7427 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
7429 (reorder_var_tracking_notes): New function.
7430 (bfin_reorg): Pass no argument to split_all_insns. Don't call
7431 update_life_info. Call df_analyze after scheduling and bundle
7432 generation. Call reorder_var_tracking_notes if generating these
7433 notes. Call df_finish_pass at the end.
7435 2007-06-12 Dirk Mueller <dmueller@suse.de>
7437 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
7438 a comparison, not an assignment.
7440 2007-06-12 Olivier Hainque <hainque@adacore.com>
7442 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
7443 Request walking the subtrees only, leaving the current is_lhs/val_only
7445 (convert_non_local_reference): Likewise.
7447 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
7449 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
7451 2007-06-12 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/15353
7454 PR tree-optimization/31657
7455 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
7456 * timevar.def: Add TV_TREE_IFCOMBINE.
7457 * tree-pass.h (pass_tree_ifcombine): Declare.
7458 * tree-ssa-ifcombine.c: New file.
7459 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
7460 * tree-flow.h (blocks_in_phiopt_order): Declare.
7461 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
7462 (tree-ssa-ifcombine.o): New dependencies.
7464 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7466 PR rtl-optimization/32293
7467 * combine.c (simplify_if_then_else): Truncate return from
7468 nonzero_bits() to correct mode.
7470 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
7472 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
7473 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
7475 2007-06-11 Diego Novillo <dnovillo@google.com>
7477 * Makefile.in (reload1.o-warn): Remove.
7479 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
7481 * combine.c (subst): Use reg_overlap_mentioned_p
7482 instead of comparing register numbers directly.
7484 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7486 * reload1.c (mark_home_live_1): Use the mode parameter.
7488 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
7490 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
7491 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
7495 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
7497 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
7499 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7501 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
7502 from integer registers.
7503 (FP mode splitters): Handle TFmode.
7505 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
7507 * tree-ssa-structalias.c (find_what_p_points_to): Return false
7508 for ref-all pointers that point-to anything.
7510 2007-06-11 Joseph Myers <joseph@codesourcery.com>
7512 * config/arm/arm.c (arm_output_dwarf_dtprel,
7513 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
7515 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
7517 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
7518 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
7521 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
7523 * tree.c (signed_or_unsigned_type_for): New.
7524 (unsigned_type_for): Use signed_or_unsigned_type_for.
7525 (signed_type_for): Use signed_or_unsigned_type_for.
7526 * tree.h (signed_or_unsigned_type_for): New.
7527 (get_signed_or_unsigned_type): Remove.
7528 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
7529 lang_hooks.types.signed_type
7530 (size_diffop): Likewise.
7531 (all_ones_mask_p): Likewise.
7532 (build_range_check): Likewise.
7533 (fold_cond_expr_with_comparison): Likewise.
7534 (fold_cond_expr_with_comparison): Likewise.
7535 (unextend): Likewise.
7536 (extract_muldiv_1): Likewise.
7537 (fold_single_bit_test_into_sign_test): Likewise.
7538 (fold_binary): Likewise.
7539 (fold_ternary): Likewise.
7540 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
7541 instead of get_signed_or_unsigned_type.
7542 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
7543 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7544 * expr.c (signed_or_unsigned_type_for): Use
7545 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
7546 * langhooks.c (get_signed_or_unsigned_type): Remove.
7547 (lhd_signed_or_unsigned_type): Remove.
7548 * langhooks.h (lang_hooks_for_types): Remove signed_type and
7549 signed_or_unsigned_type.
7550 (lhd_signed_or_unsigned_type): Remove.
7551 * expmed.c (make_tree): Use signed_type_for instead of
7552 lang_hooks.types.signed_type.
7553 * c-common.c (same_scalar_type_ignoring_signedness): Use
7554 c_common_signed_type instead of lang_hooks.types.signed_type.
7555 (c_common_unsigned_type): New.
7556 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
7557 (shorten_compare): Use c_common_unsigned_type instead of
7558 c_common_signed_or_unsigned_type.
7559 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
7561 * convert.c (convert_to_integer): Use signed_type_for instead of
7562 lang_hooks.types.signed_type.
7563 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
7564 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
7565 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
7566 * c-format.c (check_format_types): Use c_common_unsigned_type
7567 instead of unsigned_type_for.
7568 * c-decl.c (groakdeclarator): Likewise.
7569 * c-typeck.c (convert_for_assignment): Likewise.
7570 * c-common.h (c_common_unsigned_type): New.
7572 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7575 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
7576 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
7578 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
7581 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
7582 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
7584 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
7585 Sebastian Pop <sebpop@gmail.com>
7587 * lambda-code.c (remove_iv): New.
7588 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
7590 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
7592 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
7593 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
7594 * tree-ssa-loop-prefetch.c: Include optabs.h.
7595 (FENCE_FOLLOWING_MOVNT): New macro.
7596 (struct mem_ref): Add independent_p and storent_p fields.
7597 (record_ref): Initalize the new fields.
7598 (gather_memory_references_ref): Return true if the reference
7600 (gather_memory_references): Check whether all memory accesses
7601 in loop were recorded.
7602 (should_issue_prefetch_p): Return false for nontemporal stores.
7603 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
7604 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
7605 (determine_loop_nest_reuse): Detect independent memory references.
7606 (loop_prefetch_arrays): Call mark_nontemporal_stores.
7607 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
7608 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
7609 * config/i386/i386.h (x86_mfence): Declare.
7610 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
7611 * config/i386/i386.c (x86_mfence): New variable.
7612 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
7614 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
7615 * optabs.c (init_optabs): Initialize storent_optab.
7616 * optabs.h (enum optab_index): Add OTI_storent.
7617 (storent_optab): Declare.
7618 * genopinit.c (optabs): Add initialization for storent_optab.
7619 * tree.h (MOVE_NONTEMPORAL): New macro.
7620 * expr.c (expand_assignment, store_expr, store_constructor_field,
7621 store_constructor, store_field, expand_expr_real_1): Propagate
7622 nontemporality of the expanded store.
7623 (emit_storent_insn): New function.
7624 * expr.h (expand_assignment, store_expr): Declaration changed.
7625 * function.c (assign_parm_setup_reg): Pass false as nontemporality
7626 to expand_assignment.
7627 * stmt.c (expand_asm_expr): Ditto.
7628 * calls.c (initialize_argument_information): Pass false as
7629 nontemporality to store_expr.
7630 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
7633 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7635 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
7637 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
7639 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
7641 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
7642 and allow DECL_P here.
7644 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
7646 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
7647 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
7648 track of the size of the expression.
7649 * cfghooks.c (merge_blocks): Remove block from loops structure only
7650 after call of the merge_blocks hook.
7652 2007-06-09 Tom Tromey <tromey@redhat.com>
7654 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
7655 (deprecated_state): Removed.
7656 (start_decl): Update.
7657 (enum deprecated_states): Moved earlier.
7658 (groktypename): Update.
7659 (push_parm_decl): Likewise.
7660 (grokfield): Likewise.
7661 (start_function): Likewise.
7663 2007-06-09 Ian Lance Taylor <iant@google.com>
7665 PR tree-optimization/32169
7666 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
7667 CONVERT_EXPR, check whether min and max both converted to an
7668 overflow infinity representation.
7670 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
7672 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
7673 not inserted on the edge.
7675 2007-06-08 Bob Wilson <bob.wilson@acm.org>
7677 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
7678 instructions if they are supported.
7679 (__divsi3, __umodsi3, __modsi3): Likewise.
7680 (__ashldi3, __ashrdi3, __lshrdi3): New.
7681 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
7683 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
7684 Tony Linthicum <tony.linthicum@amd.com>
7686 * doc/invoke.texi: Add fvect-cost-model flag.
7687 * common.opt (fvect-cost-model): New flag.
7688 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
7689 cost fields in stmt_vec_info struct for STMT.
7690 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
7691 fields in stmt_vec_info struct and access functions for the same.
7692 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
7693 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
7694 load, store and vector to scalar operation.
7695 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
7696 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
7697 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
7698 (TARG_VEC_STORE_COST): Define cost of vector store.
7699 (vect_estimate_min_profitable_iters): Define new function.
7700 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
7701 check to evaluate if loop iterations are less than minimum profitable
7702 iterations determined by cost model or minimum vect loop bound defined
7703 by user, whichever is more conservative.
7704 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
7705 run-time check to evaluate if loop iterations are less than minimum
7706 profitable iterations determined by cost model or minimum vect loop
7707 bound defined by user, whichever is more conservative.
7708 (vect_estimate_min_profitable_iterations): New function to estimate
7709 mimimimum iterartions required for vector version of loop to be
7710 profitable over scalar version.
7711 (vect_model_reduction_cost): New function.
7712 (vect_model_induction_cost): New function.
7713 (vect_model_simple_cost): New function.
7714 (vect_cost_strided_group_size): New function.
7715 (vect_model_store_cost): New function.
7716 (vect_model_load_cost): New function.
7717 (vectorizable_reduction): Call vect_model_reduction_cost during
7719 (vectorizable_induction): Call vect_model_induction_cost during
7721 (vectorizable_load): Call vect_model_load_cost during analysis phase.
7722 (vectorizable_store): Call vect_model_store_cost during analysis phase.
7723 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
7724 vectorizable_promotion, vectorizable_demotion): Call
7725 vect_model_simple_cost during analysis phase.
7727 2007-06-08 Simon Baldwin <simonb@google.com>
7729 * reg-stack.c (get_true_reg): Readability change. Moved default case
7730 label into direct switch statement scope.
7732 2007-06-08 Simon Baldwin <simonb@google.com>
7734 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
7735 in gcc_assert() with '==' comparison.
7737 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7739 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
7740 TARGET_ABM handling of x86_popcnt variable.
7742 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7744 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
7745 __builtin_copysignq and __builtin_infq built-in functions.
7747 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7749 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
7750 SSE4.2 section. Correct built-in function names in SSE4A section.
7752 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
7754 PR tree-optimization/32243
7755 * tree-vect-transform.c (vectorizable_type_promotion): Move check
7756 for ncopies after ratio check between nunits_out and nunits_in.
7757 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
7759 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
7761 PR tree-optimization/32224
7762 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
7763 vectorization upon a non GIMPLE_MODIFY_STMT.
7765 2007-06-08 Christian Bruel <christian.bruel@st.com>
7768 * config/sh/sh.md (doloop_end): New pattern and splitter.
7769 * loop-iv.c (simple_rhs_p): Check for hardware registers.
7771 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
7774 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
7776 (verify_dominators): Do not change dominance tree.
7778 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
7780 * config/sh/constraints.md: New file.
7781 * config/sh/sh.c: Include tm-constrs.h.
7782 (reg_class_from_letter): Remove.
7783 (prepare_cbranch_operands): Use satisfies_constraint_*
7784 function instead of macro.
7785 (andcosts, broken_move, sh_secondary_reload): Likewise.
7786 * config/sh/predicates.md (trapping_target_operand): Likewise.
7787 (and_operand, arith_operand, arith_reg_or_0_operand,
7788 cmp_operand, logical_operand, target_operand,
7789 ua_address_operand, ua_offset, xor_operand): Likewise.
7790 * config/sh/sh.md: Include constraints.md.
7791 (*movsicc_t_false): Use satisfies_constraint_* function
7793 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
7794 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
7795 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
7796 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
7797 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
7798 (REG_CLASS_FROM_CONSTRAINT): Remove.
7799 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
7800 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
7801 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
7802 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
7803 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
7804 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
7805 function instead of macro.
7806 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
7807 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
7808 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
7809 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
7810 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
7811 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
7812 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
7813 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
7814 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
7815 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
7816 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
7817 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
7818 EXTRA_CONSTRAINT_STR): Likewise.
7819 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
7821 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7823 * config/i386/darwin.h (STACK_BOUNDARY): Define.
7825 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
7828 * c-common.h (flag_cpp0x): Replaced by...
7829 (cxx_dialect): ... this new variable specifying the C++ dialect that
7831 * c-common.c (flag_cpp0x): Removed.
7832 (cxx_dialect): Defined.
7833 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
7835 * c-opts.c (c_common_post_options): Likewise.
7836 (set_std_cxx98): Set cxx_dialect to cxx98.
7837 (set_std_cxx0x): Set cxx_dialect to cxx0x.
7839 2007-06-07 Geoffrey Keating <geoffk@apple.com>
7840 Hui-May Chang <hm.chang@apple.com>
7842 * doc/invoke.texi (Darwin Options): Update documentation for
7843 -mmacosx-version-min.
7844 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
7845 * config/darwin-driver.c: New file.
7846 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
7847 * config/t-darwin (darwin-driver.o): New rule.
7849 * config/darwin-c.c (version_as_macro): Ignore low digit.
7851 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
7853 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
7854 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
7855 (CSGNMODE): New mode macro.
7856 (CSGNVMODE): New mode attribute.
7857 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
7858 expander using CSGNMODE mode macro. Handle TFmode.
7859 (copysign<mode>3_const): Rename from copysignsf3_const and
7860 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
7862 (copysign<mode>3_var): Rename from copysignsf3_var and
7863 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
7865 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
7866 mode macro. Handle TFmode.
7867 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
7868 (iortf3, *iortf3): Ditto.
7869 (xortf3, *xortf3): Ditto.
7870 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
7871 TFmode and TImode masks.
7872 (ix86_expand_copysign): Expand TFmode copysign insn.
7873 (IX86_BUILTIN_INFQ): New.
7874 (IX86_BUILTIN_FABSQ): Ditto.
7875 (IX86_BUILTIN_COPYSIGNQ): Ditto.
7876 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
7877 [__builtin_fabsq]: Ditto.
7878 [__builtin_copysignq]: Ditto.
7879 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
7880 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
7881 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
7882 ix86_expand_binop_builtin().
7884 2007-06-07 Bob Wilson <bob.wilson@acm.org>
7886 * config/xtensa/lib1funcs.asm: Clean up whitespace.
7888 2007-06-07 Steve Ellcey <sje@cup.hp.com>
7891 * rtl.h (push_to_sequence2): New.
7892 * emit-rtl.c (push_to_sequence2): New.
7893 * function.c (assign_parm_data_all): Add new fields.
7894 (assign_parm_setup_block): Call push_to_sequence2 instead of
7896 (assign_parm_setup_reg): Ditto.
7897 (assign_parm_setup_stack): Ditto.
7898 (assign_parms_unsplit_complex): Ditto.
7899 (assign_parms): Change field name.
7901 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
7903 PR tree-optimization/32220
7904 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
7905 phi node is reached before defining statement.
7907 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7910 * tree-vect-transform.c (vectorizable_call): Call update_stmt
7911 after changing the right hand side of the assignment.
7913 2007-06-06 Eric Christopher <echristo@apple.com>
7915 * config.gcc (i?86-*-darwin*): Remove arch parameter.
7916 (x86_64-*-darwin*): Ditto.
7917 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
7918 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
7920 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
7922 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
7924 (add_key): Likewise.
7925 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
7926 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
7928 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
7930 (add_cost_one_coalesce): Likewise.
7931 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
7932 variable names. Rename orig to orig_name for consistency.
7933 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
7935 (cprop_into_successor_phis): Avoid using C++ keywords as variable
7937 (record_equivalences_from_stmt): Likewise.
7938 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
7939 the coding conventions.
7940 (memory_ssa_name_same): Likewise.
7941 (dse_optimize_stmt): Likewise.
7942 (dse_record_phis): Likewise.
7943 (dse_finalize_block): Likewise.
7944 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
7945 keywords as variable names.
7946 (may_move_till): Cast according to the coding conventions.
7947 (force_move_till_expr): Avoid using C++ keywords as variable names.
7948 (force_move_till): Cast according to the coding conventions.
7949 (memref_hash): Likewise.
7950 (memref_eq): Likewise.
7951 (gather_mem_refs_stmt): Likewise.
7952 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
7953 using C++ keywords as variable names.
7954 (idx_find_step): Cast according to the coding conventions.
7955 (idx_record_use): Likewise.
7956 (find_depends): Likewise.
7957 (prepare_decl_rtl): Likewise.
7958 (mbc_entry_hash): Likewise.
7959 (mbc_entry_eq): Likewise.
7960 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
7961 (simplify_replace_tree): Avoid using C++ keywords as variable names.
7962 (idx_infer_loop_bounds): Cast according to the coding conventions.
7963 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
7964 * tree-ssa-math-opts.c (occ_new ): Likwise.
7965 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
7967 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
7969 (add_use_op): Likewise.
7970 (add_vop): Likewise.
7971 (add_vuse_op): Likewise.
7972 (add_vdef_op): Likewise.
7973 (get_expr_operands): Likewise.
7974 (push_stmt_changes): Use type safe memory macros.
7975 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
7976 keywords as variable names.
7977 (conditional_replacement): Likewise.
7978 (minmax_replacement): Likewise.
7979 (abs_replacement): Likewise.
7980 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
7982 (insert_fake_stores): Avoid using C++ keywords as variable names.
7983 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
7985 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
7986 (heapvar_insert): Use type safe memory macros.
7987 (new_var_info): Cast according to the coding conventions.
7988 (new_constraint): Likewise.
7989 (remove_preds_and_fake_succs): Use type safe memory macros.
7990 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
7992 (thread_single_edge): Likewise.
7993 (thread_through_loop_header): Likewise.
7995 2007-06-06 Eric Christopher <echristo@apple.com>
7997 * config/i386/i386.c (override_options): Move handling
7998 of TARGET_SUBTARGET* earlier.
8000 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
8002 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
8005 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
8007 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
8008 emited outside of basic block.
8009 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
8011 * rtl.h (delete_insn_chain): Declaration changed.
8012 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
8014 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
8015 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
8016 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
8017 to delete_insn_chain.
8018 (rtl_verify_flow_info_1): Verify that the insns in header and footer
8019 do not have bb field set.
8020 (rtl_verify_flow_info): Verify that insns between basic blocks do not
8022 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
8023 * cfgcleanup.c (try_optimize_cfg): Ditto.
8025 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8027 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
8028 (lambda_body_vector_new): Use type safe memory macros.
8029 (lambda_linear_expression_new): Likewise.
8030 (lambda_loopnest_new): Likewise.
8031 (lambda_lattice_new): Likewise.
8032 (replace_uses_equiv_to_x_with_y): Cast according to the coding
8033 conventions. Use type safe memory macros.
8034 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
8035 (lambda_body_vector_s): Likewise.
8036 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
8037 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
8039 2007-06-06 Richard Guenther <rguenther@suse.de>
8041 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
8042 if we need to schedule cfg_cleanup.
8043 (tree_ssa_forward_propagate_single_use_vars): Do so.
8045 2007-06-06 Ian Lance Taylor <iant@google.com>
8047 * fold-const.c (merge_ranges): If range_successor or
8048 range_predecessor fail, just return 0.
8050 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8052 PR tree-optimization/32216
8053 * tree-vectorizer.c (supportable_widening_operation): Determine
8054 signedness of FIX_TRUNC_EXPR from output operand.
8055 (supportable_narrowing_operation): Ditto.
8056 * tree-vect-generic.c (expand_vector_operations_1): Determine
8057 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
8060 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
8062 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
8063 (struct pta): ...from here. Change flags to unsigned to avoid
8064 excessive casting (as it is used as a bit mask).
8065 (override_options): Add casts according to the coding convenventions.
8066 (x86_64_elf_unique_section): Likewise.
8067 (examine_argument): Avoid using C++ keywords as variable names.
8068 (construct_container): Likewise.
8069 (legitimize_pic_address): Likewise.
8070 (get_dllimport_decl): Cast according to the coding conventions. Use
8071 type safe memory macros.
8072 (legitimize_address): Cast according to the coding conventions.
8073 (emit_i387_cw_initialization): Corrected the type of slot to enum
8075 (ix86_init_machine_status): Use type safe memory macros.
8076 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
8077 (bdesc_pcmpistr): Likewise.
8078 (bdesc_crc32): Likewise.
8079 (bdesc_sse_3arg): Likewise.
8080 (bdesc_2arg): Likewise.
8081 (bdesc_1arg): Likewise.
8082 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
8083 (ix86_expand_sse_pcmpistr): Likewise.
8084 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
8085 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
8086 int to match the langhook definition.
8087 (ix86_builtin_conversion): Change the type of code to unsigned init to
8088 match the langhook definition.
8089 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
8091 (ix86_preferred_output_reload_class): Likewise.
8092 (ix86_cannot_change_mode_class): Likewise.
8093 (ix86_memory_move_cost): Likewise.
8094 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
8095 avoid excessive casting later on.
8096 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
8098 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8100 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
8101 as flags setting insn.
8102 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
8104 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
8106 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
8107 (UNSPEC_ROUND): New.
8108 ("sse4_1_round<mode>2"): New insn pattern.
8109 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
8111 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
8112 expander using SSEMODEF mode macro. Expand using
8113 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8114 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
8115 expander using SSEMODEF mode macro. Expand using
8116 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8117 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
8118 expander using SSEMODEF mode macro. Expand using
8119 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
8120 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
8121 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
8122 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
8125 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
8126 Sebastian Pop <sebpop@gmail.com>
8128 * lambda.h (build_linear_expr): New.
8129 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
8130 Use build_linear_expr, call fold and force_gimple_operand.
8131 (lambda_loopnest_to_gcc_loopnest): Check that there is
8132 something to insert.
8133 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
8135 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
8137 PR preprocessor/23479
8138 * doc/extend.texi: Document the 0b-prefixed binary integer
8141 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8143 PR tree-optimization/32215
8144 * tree-vectorizer.c (supportable_widening_operation): Return false
8145 for unsupported FIX_TRUNC_EXPR tree code.
8146 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
8148 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
8150 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
8151 register on SPE targets. Change documentation to reflect
8153 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8154 Change FIXED_SCRATCH to 14 and document why we're keeping r14
8155 out of the register allocation pool.
8156 (rs6000_reg_live_or_pic_offset_p): New function.
8157 (rs6000_emit_prologue): Move the actual saving of LR up to free
8158 r0 for holding r11. Split saving of SPE 64-bit registers into
8159 its own case. Ensure that offsets will always be in-range for
8160 'evstdd' by using r11 as a scratch register to point at the start
8161 of the SPE save area. Save r11 if necessary, as it is the static
8163 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
8164 into its own case. Ensure that offsets will always be in-range
8165 for 'evldd' by using r11 as a scratch register to point at the
8166 start of the SPE save area. Also adjust r11 when restoring
8167 the stack pointer to compensate for pre-loading r11.
8169 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
8171 * cfg.c (init_flow): Use type safe memory macros.
8172 (alloc_block): Likewise.
8173 (unchecked_make_edge): Likewise.
8174 (dump_flow_info): Avoid using C++ keywords as variable names.
8175 (copy_original_table_clear): Cast according to the coding conventions.
8176 (copy_original_table_set): Likewise.
8177 * cfgexpand (label_rtx_for_bb): Likewise.
8178 (expand_gimple_basic_block): Likewise.
8179 * cfghooks.c (dump_bb): Likewise.
8180 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
8182 (lv_add_condition_to_bb): Likewise.
8183 * cfglayout (relink_block_chain): Cast according to the coding
8185 (fixup_reorder_chain): Likewise.
8186 (fixup_fallthru_exit_predecessor): Likewise.
8187 * cfgloop.c (glb_enum_p): Likewise.
8188 (get_exit_description): Likewise.
8189 (dump_recorded_exit): Likewise.
8190 * cfgloop.h (enum loop_estimation): Move out of struct scope...
8191 (struct loop): ... from here.
8192 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
8194 * cfgrtl.c (rtl_create_basic_block): Likewise.
8195 (rtl_split_block): Likewise.
8196 (rtl_dump_bb): Likewise.
8197 (cfg_layout_split_block): Likewise.
8198 (init_rtl_bb_info): Use typesafe memory macros.
8200 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
8201 * graphds.h: Updated all usages of edge to graph_edge.
8202 * graphds.c: Likewise.
8203 * cfgloopanal.c: Likewise.
8205 2007-06-05 Ian Lance Taylor <iant@google.com>
8207 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
8208 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
8209 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
8211 (test_for_singularity): Likewise.
8213 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8215 * config/i386/constraints.md ("Y2"): Replaced by ...
8217 * config/i386/i386.md: Likewise.
8218 * config/i386/mmx.md: Likewise.
8219 * config/i386/sse.md: Likewise.
8221 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
8223 * config/i386/constraints.md ("z"): Replaced by ...
8225 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
8226 (sse4_1_blendvps): Likewise.
8227 (sse4_1_pblendvb): Likewise.
8228 (sse4_2_pcmpestr): Likewise.
8229 (sse4_2_pcmpestrm): Likewise.
8230 (sse4_2_pcmpestr_cconly): Likewise.
8231 (sse4_2_pcmpistr): Likewise.
8232 (sse4_2_pcmpistrm): Likewise.
8233 (sse4_2_pcmpistr_cconly): Likewise.
8235 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
8237 * matrix-reorg.c (transform_access_sites): Fix computation.
8238 (transform_allocation_sites): Same.
8240 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8242 * config/i386/i386.c (override_options): Use
8243 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
8245 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
8247 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
8248 (nonimm_not_xmm0_operand): Ditto.
8249 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
8250 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
8251 as operand[2] predicate. Require "z" class XMM register for
8252 operand[3]. Adjust asm template.
8253 ("sse4_1_blendvpd"): Ditto.
8254 ("sse4_1_pblendvb"): Ditto.
8255 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
8256 force op2 into xmm0 register for variable blend instructions.
8258 2007-06-04 Tom Tromey <tromey@redhat.com>
8260 * c-tree.h (start_enum): Update.
8261 (build_enumerator): Likewise.
8262 * c-decl.c (enum_next_value): Removed.
8263 (enum_overflow): Likewise.
8264 (start_enum): Add c_enum_contents argument. Don't use globals.
8265 (build_enumerator): Likewise.
8266 * c-tree.h (struct c_enum_contents): New struct.
8268 2007-06-04 Tom Tromey <tromey@redhat.com>
8270 * c-common.c (c_common_get_alias_set): Fix indentation.
8272 2007-06-04 Ian Lance Taylor <iant@google.com>
8274 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8275 to overflow, reduce overflow infinity to regular infinity.
8276 (vrp_var_may_overflow): New static function.
8277 (vrp_visit_phi_node): Check vrp_var_may_overflow.
8279 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
8281 * stor-layout.c (layout_type): Remove duplicate code.
8283 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
8286 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
8287 before build_common_builtin_nodes ().
8289 2007-06-04 Steve Ellcey <sje@cup.hp.com>
8292 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
8294 2007-06-04 Jan Hubicka <jh@suse.cz>
8296 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
8297 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
8298 instead of _stat version.
8300 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8302 PR tree-optimization/32194
8303 * tree-predcom.c (determine_offset): Check that both references have
8306 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
8308 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
8309 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
8310 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8311 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
8312 Add argument to iterate_fix_dominators call.
8313 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
8314 * gcse.c (hoist_code): Change domby to vector.
8315 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
8316 Add argument to iterate_fix_dominators call.
8317 * loop-doloop.c (doloop_modify): Changed recount_dominator to
8318 recompute_dominator.
8319 * lambda-code.c (perfect_nestify): Ditto.
8320 * cfgloopanal.c: Include graphds.h.
8321 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
8322 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
8323 (mark_irreducible_loops): Use graphds_scc. Remove argument from
8325 * graphds.c: New file.
8326 * graphds.h: New file.
8327 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
8328 (get_dominated_by, get_dominated_by_region): Change return type to
8330 (verify_dominators): Recompute all dominators and compare the results.
8331 (recount_dominator): Renamed to ...
8332 (recompute_dominator): ... this. Do not check that the block is
8334 (iterate_fix_dominators): Reimplemented.
8335 (prune_bbs_to_update_dominators, root_of_dom_tree,
8336 determine_dominators_for_sons): New functions.
8337 * et-forest.c (et_root): New function.
8338 * et-forest.h (et_root): Declare.
8339 * Makefile.in (graphds.o): Add.
8340 (cfgloopanal.o): Add graphds.h dependency.
8341 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
8342 * basic-block.h (get_dominated_by, get_dominated_by_region,
8343 iterate_fix_dominators): Declaration changed.
8344 (recount_dominator): Renamed to ...
8345 (recompute_dominator): ... this.
8346 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
8347 (thread_through_all_blocks): Do not free dominance info.
8349 2007-06-03 Andreas Schwab <schwab@suse.de>
8351 * config/m68k/m68k.c (override_options): Don't override
8353 * config/m68k/m68k-modes.def (SF, DF): Define to use
8354 motorola_single_format and motorola_double_format, resp.
8355 * real.c (motorola_single_format): Renamed from
8356 coldfire_single_format.
8357 (motorola_double_format): Renamed from coldfire_double_format.
8358 (encode_ieee_extended): Generate a proper canonical NaN image
8359 respecting canonical_nan_lsbs_set.
8360 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
8362 * real.h: Adjust declarations.
8364 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
8367 * config/sh/sh.md (symGOT_load): Don't schedule insns when
8368 the symbol is generated with the stack protector.
8370 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
8372 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
8373 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
8375 * doc/extend.texi (interrupt): Mention m68k.
8377 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
8379 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8380 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
8381 (ix86_expand_sse_pcmpestr): Do not check operands for
8382 "register_operand", when insn operand predicate is "register_operand".
8383 (ix86_expand_sse_pcmpistr): Ditto.
8385 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
8386 Uros Bizjak <ubizjak@gmail.com>
8388 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
8389 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
8390 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
8391 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
8392 * config/i386/constraints.md ("z"): New register constraint
8393 for members of SSE_FIRST_REG class.
8394 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
8395 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
8396 SSE_FIRST_REG class.
8397 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
8398 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
8399 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
8400 (IX86_BUILTIN_PCMPESTRM128): Likewise.
8401 (IX86_BUILTIN_PCMPESTRA128): Likewise.
8402 (IX86_BUILTIN_PCMPESTRC128): Likewise.
8403 (IX86_BUILTIN_PCMPESTRO128): Likewise.
8404 (IX86_BUILTIN_PCMPESTRS128): Likewise.
8405 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
8406 (IX86_BUILTIN_PCMPISTRI128): Likewise.
8407 (IX86_BUILTIN_PCMPISTRM128): Likewise.
8408 (IX86_BUILTIN_PCMPISTRA128): Likewise.
8409 (IX86_BUILTIN_PCMPISTRC128): Likewise.
8410 (IX86_BUILTIN_PCMPISTRO128): Likewise.
8411 (IX86_BUILTIN_PCMPISTRS128): Likewise.
8412 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
8413 (struct builtin_description): Change "flag" field to unsigned.
8414 (bdesc_pcmpestr): New builtin description table.
8415 (bdesc_pcmpistr): Likewise.
8416 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
8417 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
8418 Initialize pcmp[ei]str[im] insns for SSE4.2.
8419 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
8420 (ix86_expand_sse_pcmpistr): Likewise.
8421 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
8422 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
8423 (UNSPEC_PCMPISTR): Likewise.
8424 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
8425 (sse4_2_pcmpestri):New isns pattern.
8426 (sse4_2_pcmpestrm): Likewise.
8427 (sse4_2_pcmpestr_cconly): Likewise.
8428 (sse4_2_pcmpistr): New insn patern and splitter.
8429 (sse4_2_pcmpistri):New isns pattern.
8430 (sse4_2_pcmpistrm): Likewise.
8431 (sse4_2_pcmpistr_cconly): Likewise.
8432 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
8435 2007-06-01 David Daney <ddaney@avtrex.com>
8437 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
8438 LOADGP_ABSOLUTE and not binds_local_p.
8440 2007-06-01 Geoffrey Keating <geoffk@apple.com>
8442 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
8444 2007-06-01 Ian Lance Taylor <iant@google.com>
8446 * tree-vrp.c (compare_name_with_value): Always set
8447 used_strict_overflow if we get a result from the variable itself.
8449 2007-06-01 Ian Lance Taylor <iant@google.com>
8451 PR rtl-optimization/31455
8452 * lower-subreg.c (find_decomposable_subregs): Don't decompose
8453 subregs which have a cast between modes which are not tieable.
8455 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
8457 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
8458 breaks after return statements.
8460 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
8462 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
8463 only after no_new_pseudos.
8465 2007-05-31 Eric Christopher <echristo@apple.com>
8467 * expr.c (convert_move): Assert that we don't have a BLKmode
8469 (store_expr): Handle BLKmode moves by calling emit_block_move.
8471 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
8473 * c-typeck.c (build_indirect_ref): Include type in error message.
8474 (build_binary_op): Pass types to binary_op_error.
8475 * c-common.c (binary_op_error): Take two type arguments, print out
8477 * c-common.h (binary_op_error): Update prototype.
8479 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8481 * config/i386/i386.c: Correct coments on -mno-sse4.
8483 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
8485 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
8486 (x86_64-*-*): Likewise.
8487 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
8488 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
8489 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8490 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
8491 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8492 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8493 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8494 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8495 (OPTION_MASK_ISA_SSE4): Likewise.
8496 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
8497 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8498 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
8499 (override_options): Support SSE4.2.
8500 (ix86_build_const_vector): Support SImode and DImode.
8501 (ix86_build_signbit_mask): Likewise.
8502 (ix86_expand_int_vcond): Support V2DImode.
8503 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
8504 (IX86_BUILTIN_CRC32HI): Likewise.
8505 (IX86_BUILTIN_CRC32SI): Likewise.
8506 (IX86_BUILTIN_CRC32DI): Likewise.
8507 (IX86_BUILTIN_PCMPGTQ): Likewise.
8508 (bdesc_crc32): Likewise.
8509 (bdesc_sse_3arg): Likewise.
8510 (ix86_expand_crc32): Likewise.
8511 (ix86_init_mmx_sse_builtins): Support SSE4.2.
8512 (ix86_expand_builtin): Likewise.
8513 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
8514 __SSE4_2__ for -msse4.2.
8515 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
8516 (CRC32MODE): Likewise.
8517 (crc32modesuffix): Likewise.
8518 (crc32modeconstraint): Likewise.
8519 (sse4_2_crc32<mode>): Likewise.
8520 (sse4_2_crc32di): Likewise.
8521 * config/i386/i386.opt (msse4.2): New for SSE4.2.
8523 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
8524 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
8525 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
8526 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
8527 (vcondu<mode>): Likewise.
8528 * doc/extend.texi: Document SSE4.2 built-in functions.
8529 * doc/invoke.texi: Document -msse4.2/-msse4.
8531 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
8533 PR tree-optimization/32160
8534 * tree-predcom.c (predcom_tmp_var): New function. Mark created
8535 variable as gimple reg.
8536 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
8538 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
8540 * gcc.c (main): Don't consider linker options when issuing the
8541 warning about a linker input file not being used.
8543 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8545 * tree-vrp.c (compare_names): Initialize sop.
8547 2007-05-30 Dirk Mueller <dmueller@suse.de>
8549 * cgraphunit.c (cgraph_analyze_function): Remove
8550 computation of inline parameters.
8552 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8554 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
8556 2007-05-30 Richard Sandiford <richard@codesourcery.com>
8558 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
8559 Add vx-common.h. Include vxworks.h between vx-common.h and
8561 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
8563 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
8564 (TARGET_ASM_DESTRUCTOR): Likewise.
8565 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
8566 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
8567 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
8568 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
8569 (VXWORKS_ENDIAN_SPEC): Define.
8570 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
8571 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
8572 VXWORKS_* equivalents.
8573 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
8574 (ASM_FILE_START): Delete.
8575 (TARGET_VERSION): Reformat.
8576 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
8577 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
8578 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8579 (FPBIT, DPBIT): Define.
8580 (fp-bit.c, dp-bit.c): New rules.
8581 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
8582 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
8583 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
8584 * config/arm/arm.h: Include vxworks-dummy.h.
8585 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
8586 Mark with ATTRIBUTE_UNUSED.
8587 (arm_override_options): Do not allow VxWorks RTP PIC to be used
8588 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
8589 make it incompatible with -msingle-pic-base.
8590 (arm_function_ok_for_sibcall): Return false for calls that might
8591 go through a VxWorks PIC PLT entry.
8592 (require_pic_register): New function, split out from...
8593 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
8595 (arm_load_pic_register): Handle the VxWorks RTP initialization
8596 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
8597 (arm_emit_call_insn): New function.
8598 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
8599 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
8600 (pic_offset_arm): New pattern.
8601 (call, call_value): Use arm_emit_call_insn.
8602 (call_internal, call_value_internal): New expanders.
8603 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
8604 VxWorks unless __PIC__.
8606 2007-05-30 Eric Christopher <echristo@gmail.com>
8608 * genrecog.c: Include regs.h in generated file.
8609 * genemit.c: Ditto. Fix up formatting.
8610 * config/mn10300/constraints.md: New.
8611 * config/mn10300/mn10300.md: Include.
8612 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
8613 Fix up for removed macro.
8614 * config/mn10300/predicates.md (call_address_operand): Ditto.
8615 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
8616 (CONST_OK_FOR_I): Ditto.
8617 (CONST_OK_FOR_J): Ditto.
8618 (CONST_OK_FOR_K): Ditto.
8619 (CONST_OK_FOR_L): Ditto.
8620 (CONST_OK_FOR_M): Ditto.
8621 (CONST_OK_FOR_N): Ditto.
8622 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
8626 (EXTRA_CONSTRAINT): Ditto.
8628 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8630 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
8632 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
8633 OPTION_MASK_ISA_64BIT.
8634 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
8636 2007-05-30 Richard Guenther <rguenther@suse.de>
8639 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
8640 types for comparison.
8641 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
8642 with original typed arguments.
8643 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
8645 2007-05-30 Jakub Jelinek <jakub@redhat.com>
8647 PR tree-optimization/31769
8648 * except.c (duplicate_eh_regions): Clear prev_try if
8649 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
8651 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
8653 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
8654 * tree-ssa-sink.c (statement_sink_location): Return basic block and
8655 bsi of the location where statements should be inserted.
8656 (sink_code_in_bb): Take bsi from statement_sink_location.
8657 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
8658 instead of bsi_start.
8659 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
8661 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
8662 (bsi_move_before): Document inconsistency with bsi_move_after.
8663 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
8665 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8667 * config/i386/i386.h (TARGET_ABM): New define.
8668 (TARGET_POPCNT): Ditto.
8669 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
8670 New temporary defines to redefine from OPTION_ISA_* defines.
8671 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
8672 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
8673 (ix86_isa_flags): New extern int declaration.
8674 (TARGET_SUBTARGET_DEFAULT): New define.
8675 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
8676 (TARGET_SUBTARGET32_DEFAULT): Ditto.
8677 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
8678 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
8679 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
8680 * config/i386/darwin.h: Change TARGET_64BIT define to
8683 * config/i386/i386.opt (m3dnowa): Define as undocumented option
8684 using existing "ix86_isa_flags" varible.
8685 (m32, m64): Use existing "ix86_isa_flags" variable.
8686 (mmmx, m3dnow): Ditto.
8687 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
8688 (mabm): Define as non-negative option using "x86_abm" variable.
8689 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
8691 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
8692 Rewrite feature test bitmap.
8693 (ix86_isa_flags): New initialized global int varible.
8694 (ix86_isa_flags_explicit): New static int variable.
8695 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
8696 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
8697 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
8698 target_flags_explicit.
8699 (override_options): Remove "target_enable" and "target_disable" fields
8700 from "struct ptt". Update processor_target_table accordingly. Remove
8701 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
8702 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
8703 "target_flags" and "ix86_isa_flags_explicit" instead of
8704 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
8705 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
8706 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
8707 to true when either of PTA_POPCNT or PTA_ABM is set in
8708 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
8709 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
8710 processor_alias_table flags entry. Remove handling of
8711 "target_enable" and "target_disable" fields of processor_target_table.
8712 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
8713 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
8714 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
8715 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
8716 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
8718 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
8720 2007-05-29 David Daney <ddaney@avtrex.com>
8723 * config/mips/mips.c (mips_output_mi_thunk): Emit
8724 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
8726 2007-05-29 Hui-May Chang <hm.chang@apple.com>
8727 * config/i386/i386.c (ix86_function_regparm): Added checking of
8728 ix86_force_align_arg_pointer to determine the number of
8729 register parameters.
8731 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
8733 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
8734 (SET_DR_MISALIGNMENT): New.
8735 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
8736 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
8737 Use SET_DR_MISALIGNMENT.
8738 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
8740 * tree-data-ref.c (create_data_ref, compute_all_dependences,
8741 find_loop_nest): Export.
8742 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
8743 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
8744 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
8745 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
8747 (struct mem_ref): Add field reuse_distance.
8748 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
8749 Initialize reuse_distance field.
8750 (issue_prefetch_ref): Select temporality of prefetch according to
8752 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
8753 self_reuse_distance, determine_loop_nest_reuse): New functions.
8754 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
8755 (tree_ssa_prefetch_arrays): Dump L2 cache size.
8756 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
8759 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
8761 * tree-ssa-alias.c: Add aliasing overview.
8763 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
8764 Danny Smith <dannysmith@users.sourceforge.net>
8767 * config/i386/t-crtfm: Compile crtfastmath.o with
8768 -minline-all-stringops.
8769 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
8770 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
8772 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8774 * doc/md.texi: Document constraints on HP PA-RISC.
8776 * pa/constraints.md: New file.
8777 * pa.md: Include constraints.md.
8778 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
8779 (integer_store_memory_operand, ldil_cint_p): New functions.
8780 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
8781 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
8782 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
8783 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
8784 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
8786 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
8789 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
8790 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
8791 case POSTDECREMENT_EXPR>): Return the error_mark_node
8792 if either the real or imaginary parts would an
8795 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
8797 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
8798 name when we remove it from a call.
8800 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
8802 * targhooks.c (default_narrow_bitfield): Remove.
8803 * targhooks.h: Remove the prototype for
8804 default_narrow_bitfield.
8806 * langhooks-def.h: Remove the prototype for
8807 hook_get_alias_set_0.
8808 * langhooks.c (hook_get_alias_set_0): Remove.
8810 * global.c (EXECUTE_IF_CONFLICT): Remove.
8812 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8815 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
8816 return true when truth_value_p is true and the type
8819 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
8821 * doc/install.texi (Prerequisites): We no longer require Autoconf
8822 2.13 for the top-level.
8824 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
8826 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
8827 memory access via x86_expand_vector_move_misalign() only for
8828 TImode values on 32-bit targets.
8830 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
8832 * matrix-reorg.c: New file. Implement matrix flattening and
8833 transposing optimization.
8834 * tree-pass.h: Add matrix reorg pass.
8835 * common.opt: Add fipa-mreorg flag.
8836 * Makefile.in: Add matrix-reorg.c.
8837 * passes.c: Add matrix reorg pass.
8838 * varpool.c (add_new_static_var): New function.
8839 * cgraph.h (add_new_static_var): Declare.
8841 2007-05-27 Eric Christopher <echristo@apple.com>
8843 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
8844 sp_offset depending on stack size. Save r12 depending
8845 on registers we're saving later.
8846 (rs6000_emit_epilogue): Update sp_offset depending only
8849 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
8851 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
8852 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8853 * ifcvt.c (if_convert): Ditto.
8854 * tree-ssa-threadupdate.c (thread_block): Ditto.
8855 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
8856 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
8857 verify_loop_closed_ssa): Check number_of_loops instead of
8859 * predict.c (tree_estimate_probability): Ditto.
8860 * tree-if-conv.c (main_tree_if_conversion): Ditto.
8861 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8862 * modulo-sched.c (sms_schedule): Ditto.
8863 * tree-scalar-evolution.c (scev_const_prop): Ditto.
8864 (scev_finalize): Do not do anything if scev analysis was not
8866 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
8867 current_loops == NULL.
8868 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
8869 * loop-init.c (loop_optimizer_init): Do not free current_loops when
8871 (loop_optimizer_finalize): Assert that loops were analyzed.
8872 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
8873 rtl_doloop): Check number_of_loops instead of current_loops.
8874 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
8875 current_loops == NULL.
8876 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
8877 gate_tree_vectorize tree_linear_transform, check_data_deps,
8878 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
8879 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
8880 Check number_of_loops instead of current_loops.
8881 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
8882 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
8883 free loops if available.
8884 (execute_pre): Do not pass do_fre to fini_pre.
8886 2007-05-27 Tobias Burnus <burnus@net-b.de>
8889 * real.c (mpfr_from_real): Fix sign of -Inf.
8891 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
8893 * tree-vect-transform.c (vectorizable_conversion): Initialize
8894 tree_code variables to ERROR_MARK.
8895 (vectorizable_type_demotion): Likewise.
8896 (vectorizable_type_promotion): Likewise.
8898 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
8901 * config/i386/i386.md (movti): Handle push operands via
8904 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8906 * basic-block.h: Remove the prototype for merge_seq_blocks.
8907 * cfgcleanup.c (merge_seq_blocks): Remove.
8909 * tree-flow.h: Remove the prototype for is_aliased_with.
8910 * tree-ssa-alias.c (is_aliased_with): Remove.
8912 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
8914 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
8916 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
8918 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
8919 ix86_expand_sse4_unpack if SSE4.1 is enabled.
8920 (vec_unpacks_hi_v16qi): Likewise.
8921 (vec_unpacku_lo_v16qi): Likewise.
8922 (vec_unpacks_lo_v16qi): Likewise.
8923 (vec_unpacku_hi_v8hi): Likewise.
8924 (vec_unpacks_hi_v8hi): Likewise.
8925 (vec_unpacku_lo_v8hi): Likewise.
8926 (vec_unpacks_lo_v8hi): Likewise.
8927 (vec_unpacku_hi_v4si): Likewise.
8928 (vec_unpacks_hi_v4si): Likewise.
8929 (vec_unpacku_lo_v4si): Likewise.
8930 (vec_unpacks_lo_v4si): Likewise.
8932 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
8934 * c-typeck.c, config/arm/arm.c, config/darwin.c,
8935 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
8936 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
8937 follow spelling conventions in various
8938 warning/error/diagnostic messages.
8940 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
8941 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
8942 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
8943 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
8944 tree-vrp.c: Fix comment typos. Follow spelling conventions.
8945 * doc/tm.texi: Follow spelling conventions.
8947 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8950 * tree-ssa-forwprop.c
8951 (forward_propagate_addr_into_variable_array_index): Remove
8952 the lhs argument. Use the type of def_rhs instead of lhs.
8953 (forward_propagate_addr_expr_1): Update use of
8954 forward_propagate_addr_into_variable_array_index.
8956 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
8957 Nigel Stephens <nigel@mips.com>
8959 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
8960 function attributes, "far" being an alias for "long_call".
8961 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
8962 (mips_near_type_p, mips_far_type_p): New.
8963 (mips_comp_type_attributes): New function to check that attributes
8964 attached to a function type are compatible.
8965 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
8966 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
8967 to the target function of the thunk.
8968 (mips_encode_section_info): Check for "near" and "far" function
8969 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
8971 * config/mips/predicates.md (const_call_insn_operand): Test only
8972 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
8974 * doc/extend.texi (Function Attributes): Document MIPS "near" and
8977 * testsuite/gcc.target/mips/near-far-1.c: New test case.
8978 * testsuite/gcc.target/mips/near-far-2.c: New test case.
8979 * testsuite/gcc.target/mips/near-far-3.c: New test case.
8980 * testsuite/gcc.target/mips/near-far-4.c: New test case.
8982 2007-05-25 Eric Christopher <echristo@apple.com>
8984 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
8985 to x86-darwin configurations.
8986 * config/i386/t-darwin: Add softfp support.
8987 * config/i386/t-darwin64: Ditto.
8988 * config/i386/sfp-machine.h: If mach then don't use
8989 aliasing, emit a stub to call.
8991 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
8993 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
8994 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
8995 tree-predcom.c, tree-ssa-alias-warnings.c,
8996 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
8997 comment typos. Follow spelling conventions.
8998 * doc/cpp.texi, doc/invoke.texi: Fix typos.
9000 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
9003 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
9004 constants into memory. Expand unaligned memory references for
9005 SSE modes via x86_expand_vector_move_misalign() function.
9007 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
9009 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
9010 "memory" attribute for "sseishft" type insn without operands[2].
9012 2007-05-25 Dirk Mueller <dmueller@suse.de>
9013 Marcus Meissner <meissner@suse.de>
9015 * doc/extend.texi (alloc_size): New attribute.
9016 * c-common.c (handle_alloc_size_attribute): New.
9017 * tree-object-size.c (alloc_object_size): Use alloc_size
9018 attribute, if available.
9020 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9022 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
9024 (__builtin_ia32_vec_ext_v2di): Likewise.
9025 (__builtin_ia32_vec_ext_v4si): Likewise.
9026 (__builtin_ia32_vec_ext_v8hi): Likewise.
9027 (__builtin_ia32_vec_ext_v16qi): Likewise.
9028 (__builtin_ia32_vec_set_v8hi): Likewise.
9030 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
9032 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
9034 2007-05-25 Richard Sandiford <richard@codesourcery.com>
9036 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
9037 (arm_is_longcall_p): Rename to...
9038 (arm_is_long_call_p): ...this. Take a single tree argument and
9040 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
9041 (CUMULATIVE_ARGS): Remove call_cookie.
9042 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
9043 (ENCODED_LONG_CALL_ATTR_P): Delete.
9044 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
9045 LONG_CALL_FLAG_CHAR cases.
9046 (ARM_DECLARE_FUNCTION_SIZE): Delete.
9047 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
9048 ARM_DECLARE_FUNCTION_SIZE.
9049 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
9050 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
9051 (arm_encode_call_attribute, current_file_function_operand): Delete.
9052 (arm_function_in_section_p): New function.
9053 (arm_is_longcall_p): Rename to...
9054 (arm_is_long_call_p): ...this. Take the target function as a single
9055 argument and return a bool. Do not rely on call cookies. Check
9056 whether the target symbol is in the same section as the current
9057 function, not just the same compilation unit.
9058 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
9059 (arm_encode_section_info): Don't encode a call type.
9060 * config/arm/arm.md (call, call_value): Update calls to
9061 arm_is_long(_)call_p. Simplify logic.
9062 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
9063 Update calls to arm_is_long(_)call_p.
9065 2007-05-25 Richard Guenther <rguenther@suse.de>
9067 PR tree-optimization/31982
9068 * tree-ssa-forwprop.c
9069 (forward_propagate_addr_into_variable_array_index): Handle arrays
9070 with element size one.
9072 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9074 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
9075 (umulsi3_highpart): Likewise.
9077 2007-05-24 Ian Lance Taylor <iant@google.com>
9079 PR rtl-optimization/32069
9080 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
9083 2007-05-24 Ollie Wild <aaw@google.com>
9085 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
9088 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
9090 * postreload-gcse.c (reg_changed_after_insn_p): New function.
9091 (oprs_unchanged_p): Use it to check all registers in a REG.
9092 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
9093 (reg_set_between_after_reload_p): Delete.
9094 (reg_used_between_after_reload_p): Likewise.
9095 (reg_set_or_used_since_bb_start): Likewise.
9096 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
9097 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
9098 Use reg_set_between_p instead of reg_set_between_after_reload_p.
9099 * rtlanal.c (reg_set_p): Check whether REG overlaps
9100 regs_invalidated_by_call, rather than just checking the
9101 membership of REGNO (REG).
9103 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9105 * doc/passes.texi: Document predictive commoning.
9106 * doc/invoke.texi (-fpredictive-commoning): Document.
9107 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
9108 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
9109 adding indices to the generated name.
9110 (schedule_sm): Pass 0 to get_lsm_tmp_name.
9111 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
9112 * tree-pretty-print.c (op_symbol_1): Renamed to ...
9113 (op_symbol_code): ... and exported.
9114 (dump_omp_clause, op_symbol): Use op_symbol_code
9115 instead of op_symbol_1.
9116 * tree-pass.h (pass_predcom): Declare.
9117 * timevar.def (TV_PREDCOM): New timevar.
9118 * tree-ssa-loop.c (run_tree_predictive_commoning,
9119 gate_tree_predictive_commoning, pass_predcom): New.
9120 * tree-data-ref.c (find_data_references_in_loop): Find the
9121 references in dominance order.
9122 (canonicalize_base_object_address): Ensure that the result has
9124 (dr_analyze_innermost): Export.
9125 (create_data_ref): Code to fail for references with invariant
9127 (find_data_references_in_stmt): ... here.
9128 * tree-data-ref.h (dr_analyze_innermost): Declare.
9129 * tree-affine.c: Include tree-gimple.h and hashtab.h.
9130 (aff_combination_find_elt, name_expansion_hash,
9131 name_expansion_eq, tree_to_aff_combination_expand,
9132 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
9134 * tree-affine.h (aff_combination_constant_multiple_p,
9135 tree_to_aff_combination_expand): Declare.
9136 * tree-predcom.c: New file.
9137 * common.opt (fpredictive-commoning): New option.
9138 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
9139 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
9140 * Makefile.in (tree-predcom.o): Add.
9141 (tree-affine.o): Add TREE_GIMPLE_H dependency.
9142 * passes.c (init_optimization_passes): Add dceloop after
9143 copy propagation in loop optimizer. Add predictive commoning
9144 to loop optimizer passes.
9146 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9148 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
9151 2007-05-24 Jan Hubicka <jh@suse.cz>
9153 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
9155 (genheader): Include statistics.h.
9157 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
9159 * print-rtl.c (flag_dump_unnumbered): Update comments.
9160 (print_rtl): Fix my previous change.
9161 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
9164 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
9167 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
9169 (thread_through_all_blocks): Call initialize_original_copy_tables
9170 and free_original_copy_tables.
9171 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
9173 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
9174 * cfghooks.c (duplicate_block): Use get_loop_copy.
9175 * cfg.c: Include cfgloop.h.
9176 (loop_copy): New hash table.
9177 (initialize_original_copy_tables): Initialize loop_copy table.
9178 (free_original_copy_tables): Free loop_copy table.
9179 (copy_original_table_clear, copy_original_table_set,
9180 set_loop_copy, get_loop_copy): New functions.
9181 (set_bb_original, set_bb_copy): Use copy_original_table_set.
9182 * cfgloop.h (struct loop): Remove copy field.
9183 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
9184 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
9186 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9188 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
9189 -msse/-msse2/-msse3.
9191 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
9194 __builtin_ia32_vec_set_v2di with MASK_64BIT.
9196 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9199 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
9200 * targhooks.h (default_mangle_decl_assembler_name): Declare
9202 * targhooks.c (default_mangle_decl_assembler_name): Define
9204 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
9206 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
9207 * langhooks.c (lhd_set_decl_assembler_name): Call
9208 targetm.mangle_decl_assembler_name for names with global scope.
9210 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
9212 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
9213 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
9215 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
9216 New. Factored out of i386_pe_encode_section_info.
9217 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
9218 Move check for prior decoration of stdcall
9219 symbols to i386_pe_encode_section_info.
9220 (i386_pe_encode_section_info): Adjust call to
9221 gen_stdcall_or_fastcall_suffix. Use
9222 i386_pe_maybe_mangle_decl_assembler_name, if needed.
9223 (i386_pe_mangle_decl_assembler_name): New. Wrap
9224 i386_pe_maybe_mangle_decl_assembler_name.
9226 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
9228 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
9229 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
9230 * langhooks.c (get_signed_or_unsigned_type): Don't check for
9231 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
9232 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
9235 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
9236 Nigel Stephens <nigel@mips.com>
9237 Richard Sandiford <richard@codesourcery.com>
9239 Fix up MIPS16 hard float and add support for complex.
9241 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
9242 (TARGET_SOFT_FLOAT_ABI): New.
9243 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
9244 __mips_soft_float to reflect the ABI in use, not whether the
9245 FPU is directly accessible (e.g., in MIPS16 mode).
9246 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
9247 (UNITS_PER_FPVALUE): Likewise.
9249 * config/mips/mips.c (mips_expand_call): Remove redundant
9250 TARGET_MIPS16 check.
9251 (mips_arg_regno): New.
9252 (function_arg_advance): When setting bits in cum->fp_code for
9253 MIPS16, don't subtract 1 from cum->arg_number, since it is now
9255 (function_arg): Use mips_arg_regno.
9256 (mips_return_mode_in_fpr_p): New.
9257 (mips16_call_stub_mode_suffix): New.
9258 (mips16_cfun_returns_in_fpr_p): New.
9259 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
9260 (mips_output_function_prologue): Test mips16_hard_float, not
9261 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
9262 (mips_expand_epilogue): Call MIPS16 helper routines to copy
9263 return value into a floating-point register.
9264 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
9265 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
9266 (mips16_fp_args): Handle MIPS32r2 ISA which supports
9267 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
9268 word of double arguments from or to the high bits of 64-bit
9269 floating point registers.
9270 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
9271 (mips16_fpret_double): New helper function.
9272 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
9273 support for complex modes. Fill in DECL_RESULT for stubdecl.
9274 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
9276 * config/mips/mips16.S
9277 (RET, ARG1, ARG2): New.
9278 (MERGE_GPRf, MERGE_GPRt): New.
9279 (DELAYt, DELAYf): New.
9280 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
9281 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
9282 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
9283 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
9284 (SFOP): Renamed to...
9285 (OPSF3): This, and macro-ified. Updated all uses.
9286 (SFOP2): Renamed to...
9287 (OPSF2): This, and macro-ified. Updated all uses.
9288 (SFCMP): Renamed to...
9289 (CMPSF): This, and macro-ified. Updated all uses.
9290 (SFREVCMP): Renamed to...
9291 (REVCMPSF): This, and macro-ified. Updated all uses.
9292 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
9293 (LDDBL1, LDDBL2, RETDBL): Deleted.
9294 (DFOP): Renamed to...
9295 (OPDF3): This, and macro-ified. Updated all uses.
9296 (DFOP2): Renamed to...
9297 (OPDF2): This, and macro-ified. Updated all uses.
9298 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
9299 (DFCMP): Renamed to...
9300 (CMPDF): This, and macro-ified. Updated all uses.
9301 (DFREVCMP): Renamed to...
9302 (REVCMPDF): This, and macro-ified. Updated all uses.
9303 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
9304 (RET_FUNCTION): New.
9305 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
9306 (__mips16_ret_sc, __mips16_ret_dc): New.
9307 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
9308 STUB_ARGS_6, STUB_ARGS_10): New.
9309 (CALL_STUB_NO_RET): New.
9310 (__mips16_call_stub_1): Macro-ified.
9311 (__mips16_call_stub_5): Macro-ified.
9312 (__mips16_call_stub_2): Macro-ified.
9313 (__mips16_call_stub_6): Macro-ified.
9314 (__mips16_call_stub_9): Macro-ified.
9315 (__mips16_call_stub_10): Macro-ified.
9316 (CALL_STUB_RET): New.
9317 (__mips16_call_stub_sf_0): Macro-ified.
9318 (__mips16_call_stub_sf_1): Macro-ified.
9319 (__mips16_call_stub_sf_5): Macro-ified.
9320 (__mips16_call_stub_sf_2): Macro-ified.
9321 (__mips16_call_stub_sf_6): Macro-ified.
9322 (__mips16_call_stub_sf_9): Macro-ified.
9323 (__mips16_call_stub_sf_10): Macro-ified.
9324 (__mips16_call_stub_df_0): Macro-ified.
9325 (__mips16_call_stub_df_1): Macro-ified.
9326 (__mips16_call_stub_df_5): Macro-ified.
9327 (__mips16_call_stub_df_2): Macro-ified.
9328 (__mips16_call_stub_df_6): Macro-ified.
9329 (__mips16_call_stub_df_9): Macro-ified.
9330 (__mips16_call_stub_df_10): Macro-ified.
9331 (__mips16_call_stub_sc_0): New.
9332 (__mips16_call_stub_sc_1): New.
9333 (__mips16_call_stub_sc_5): New.
9334 (__mips16_call_stub_sc_2): New.
9335 (__mips16_call_stub_sc_6): New.
9336 (__mips16_call_stub_sc_9): New.
9337 (__mips16_call_stub_sc_10): New.
9338 (__mips16_call_stub_dc_0): New.
9339 (__mips16_call_stub_dc_1): New.
9340 (__mips16_call_stub_dc_5): New.
9341 (__mips16_call_stub_dc_2): New.
9342 (__mips16_call_stub_dc_6): New.
9343 (__mips16_call_stub_dc_9): New.
9344 (__mips16_call_stub_dc_10): New.
9346 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
9347 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
9348 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
9350 2007-05-23 Ian Lance Taylor <iant@google.com>
9352 * doc/invoke.texi (Invoking GCC): Document that the order of the
9355 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
9358 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
9359 * config/score/predicate.md (const_pow2, const_npow2): Remove.
9360 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
9364 * config/score/score.c (score_print_operand): Make sure that only
9365 lower bits are used.
9367 2007-05-22 Ian Lance Taylor <iant@google.com>
9369 * tree-vrp.c (avoid_overflow_infinity): New static function,
9370 broken out of set_value_range_to_value.
9371 (set_value_range_to_value): Call avoid_overflow_infinity.
9372 (extract_range_from_assert): Likewise.
9374 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
9377 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
9378 change the type before looking for a COMPOUND_EXPR.
9380 2007-05-22 Ian Lance Taylor <iant@google.com>
9382 * lower-subreg.c (decompose_multiword_subregs): If we change an
9383 insn, call remove_retval_note on it.
9385 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9387 * regs.h (end_hard_regno): New function.
9388 (END_HARD_REGNO, END_REGNO): New macros.
9389 (add_to_hard_reg_set): New function.
9390 (remove_from_hard_reg_set): Likewise.
9391 (in_hard_reg_set_p): Likewise.
9392 (overlaps_hard_reg_set_p): Likewise.
9393 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
9394 (note_btr_set): Use END_HARD_REGNO.
9395 * caller-save.c (setup_save_areas): Use end_hard_regno.
9396 (mark_set_regs): Use END_HARD_REGNO.
9397 (add_stored_regs): Use end_hard_regno.
9398 (mark_referenced_regs): Use add_to_hard_reg_set.
9399 * combine.c (update_table_tick): Use END_REGNO.
9400 (record_value_for_reg): Likewise.
9401 (record_dead_and_set_regs): Likewise.
9402 (get_last_value_validate): Likewise.
9403 (use_crosses_set_p): Likewise.
9404 (reg_dead_at_p_1): Likewise.
9405 (reg_dead_at_p): Likewise.
9406 (mark_used_regs_combine): Use add_to_hard_reg_set.
9407 (move_deaths): Use END_HARD_REGNO.
9408 (reg_bitfield_target_p): Use end_hard_regno.
9409 (distribute_notes): Use END_HARD_REGNO.
9410 * cse.c (mention_regs): Use END_REGNO.
9411 (insert): Use add_to_hard_reg_set.
9412 (invalidate): Use END_HARD_REGNO.
9413 (invalidate_for_call): Likewise.
9414 (exp_equiv_p): Use END_REGNO.
9415 (cse_insn): Likewise.
9416 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
9417 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
9418 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
9419 * function.c (keep_stack_depressed): Use end_hard_regno.
9420 * global.c (global_alloc): Use end_hard_regno.
9421 (global_conflicts): Use add_to_hard_reg_set instead of
9423 (find_reg): Likewise.
9424 (mark_reg_store): Likewise.
9425 (mark_reg_conflicts): Likewise.
9426 (mark_reg_death): Use remove_from_hard_reg_set.
9427 (mark_reg_live_nc): Delete.
9428 (set_preference): Use end_hard_regno.
9429 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
9430 remove_from_hard_reg_set.
9431 (post_mark_life): Use add_to_hard_reg_set.
9432 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
9433 (reg_becomes_live): Use add_to_hard_reg_set.
9434 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
9435 (peep2_find_free_register): Use add_to_hard_reg_set.
9436 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
9437 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
9438 * regrename.c (note_sets): Use add_to_hard_reg_set.
9439 (clear_dead_regs): Use remove_from_hard_reg_set.
9440 (regrename_optimize): Use add_to_hard_reg_set.
9441 (find_oldest_value_reg): Use in_hard_reg_set_p.
9442 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
9443 (hard_reg_set_here_p): Use end_hard_regno.
9444 (decompose): Likewise.
9445 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
9446 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
9447 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
9448 (mark_home_live): Use end_hard_regno.
9449 (spill_hard_reg): Likewise.
9450 (clear_reload_reg_in_use): Likewise.
9451 * reorg.c (delete_prior_computation): Use END_REGNO.
9452 * resource.c (update_live_status): Use END_HARD_REGNO.
9453 (mark_referenced_resources): Use add_to_hard_reg_set.
9454 (mark_set_resources): Likewise.
9455 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
9456 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
9457 (reg_overlap_mentioned_p): Likewise.
9458 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
9459 (covers_regno_no_parallel_p): Use END_REGNO.
9460 (find_regno_note): Likewise.
9461 (find_reg_fusage): Use END_HARD_REGNO.
9462 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
9463 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
9465 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
9467 * mode-switching.c (reg_dies): Change type of second argument to
9469 (optimize_mode_switching): Update accordingly.
9471 2007-05-22 Richard Sandiford <richard@codesourcery.com>
9473 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
9475 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
9476 (hard_reg_set_empty_p): ...these new functions.
9477 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
9478 GO_IF_HARD_REG_SUBSET.
9479 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
9480 instead of GO_IF_HARD_REG_EQUAL.
9481 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
9482 instead of GO_IF_HARD_REG_EQUAL.
9483 * global.c (find_reg): Use hard_reg_set_empty_p instead of
9484 GO_IF_HARD_REG_SUBSET.
9485 (modify_reg_pav): Use hard_reg_set_empty_p instead of
9486 GO_IF_HARD_REG_EQUAL.
9487 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
9488 of GO_IF_HARD_REG_SUBSET.
9489 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
9490 instead of GO_IF_HARD_REG_EQUAL.
9491 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
9492 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
9493 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
9494 of GO_IF_HARD_REG_SUBSET,
9495 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
9496 GO_IF_HARD_REG_SUBSET.
9497 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
9498 instead of GO_IF_HARD_REG_EQUAL.
9499 * config/sh/sh.c (push_regs, calc_live_regs): Use
9500 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
9501 (hard_regs_intersect_p): Delete.
9503 2007-05-22 Janis Johnson <janis187@us.ibm.com>
9505 * doc/sourcebuild.texi (Test Directives) Add dg-message.
9507 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
9508 Richard Henderson <rth@redhat.com>
9510 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
9512 (x86_64-*-*): Likewise.
9514 * i386/i386-modes.def (V2QI): New.
9516 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
9518 (override_options): Support SSE4.1.
9519 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
9520 (IX86_BUILTIN_BLENDPS): Likewise.
9521 (IX86_BUILTIN_BLENDVPD): Likewise.
9522 (IX86_BUILTIN_BLENDVPS): Likewise.
9523 (IX86_BUILTIN_PBLENDVB128): Likewise.
9524 (IX86_BUILTIN_PBLENDW128): Likewise.
9525 (IX86_BUILTIN_DPPD): Likewise.
9526 (IX86_BUILTIN_DPPS): Likewise.
9527 (IX86_BUILTIN_INSERTPS128): Likewise.
9528 (IX86_BUILTIN_MOVNTDQA): Likewise.
9529 (IX86_BUILTIN_MPSADBW128): Likewise.
9530 (IX86_BUILTIN_PACKUSDW128): Likewise.
9531 (IX86_BUILTIN_PCMPEQQ): Likewise.
9532 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
9533 (IX86_BUILTIN_PMAXSB128): Likewise.
9534 (IX86_BUILTIN_PMAXSD128): Likewise.
9535 (IX86_BUILTIN_PMAXUD128): Likewise.
9536 (IX86_BUILTIN_PMAXUW128): Likewise.
9537 (IX86_BUILTIN_PMINSB128): Likewise.
9538 (IX86_BUILTIN_PMINSD128): Likewise.
9539 (IX86_BUILTIN_PMINUD128): Likewise.
9540 (IX86_BUILTIN_PMINUW128): Likewise.
9541 (IX86_BUILTIN_PMOVSXBW128): Likewise.
9542 (IX86_BUILTIN_PMOVSXBD128): Likewise.
9543 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
9544 (IX86_BUILTIN_PMOVSXWD128): Likewise.
9545 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
9546 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
9547 (IX86_BUILTIN_PMOVZXBW128): Likewise.
9548 (IX86_BUILTIN_PMOVZXBD128): Likewise.
9549 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
9550 (IX86_BUILTIN_PMOVZXWD128): Likewise.
9551 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
9552 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
9553 (IX86_BUILTIN_PMULDQ128): Likewise.
9554 (IX86_BUILTIN_PMULLD128): Likewise.
9555 (IX86_BUILTIN_ROUNDPD): Likewise.
9556 (IX86_BUILTIN_ROUNDPS): Likewise.
9557 (IX86_BUILTIN_ROUNDSD): Likewise.
9558 (IX86_BUILTIN_ROUNDSS): Likewise.
9559 (IX86_BUILTIN_PTESTZ): Likewise.
9560 (IX86_BUILTIN_PTESTC): Likewise.
9561 (IX86_BUILTIN_PTESTNZC): Likewise.
9562 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
9563 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
9564 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
9565 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
9566 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
9568 (bdesc_sse_3arg): Likewise.
9569 (bdesc_2arg): Likewise.
9570 (bdesc_1arg): Likewise.
9571 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
9573 (ix86_expand_sse_4_operands_builtin): New.
9574 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
9575 smaller than 8 bits as the 2nd arg.
9576 (ix86_expand_sse_ptest): New.
9577 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
9578 (ix86_expand_vector_set): Support SSE4.1.
9579 (ix86_expand_vector_extract): Likewise.
9581 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9582 __SSE4_1__ for -msse4.1.
9584 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
9585 (UNSPEC_INSERTPS): Likewise.
9586 (UNSPEC_DP): Likewise.
9587 (UNSPEC_MOVNTDQA): Likewise.
9588 (UNSPEC_MPSADBW): Likewise.
9589 (UNSPEC_PHMINPOSUW): Likewise.
9590 (UNSPEC_PTEST): Likewise.
9591 (UNSPEC_ROUNDP): Likewise.
9592 (UNSPEC_ROUNDS): Likewise.
9594 * config/i386/i386.opt (msse4.1): New for SSE4.1.
9596 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
9597 (const_pow2_1_to_32768_operand): Likewise.
9599 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
9602 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
9604 (sse4_1_insertps): Likewise.
9605 (*sse4_1_extractps): Likewise.
9606 (sse4_1_ptest): Likewise.
9607 (sse4_1_mulv2siv2di3): Likewise.
9608 (*sse4_1_mulv4si3): Likewise.
9609 (*sse4_1_smax<mode>3): Likewise.
9610 (*sse4_1_umax<mode>3): Likewise.
9611 (*sse4_1_smin<mode>3): Likewise.
9612 (*sse4_1_umin<mode>3): Likewise.
9613 (sse4_1_eqv2di3): Likewise.
9614 (*sse4_1_pinsrb): Likewise.
9615 (*sse4_1_pinsrd): Likewise.
9616 (*sse4_1_pinsrq): Likewise.
9617 (*sse4_1_pextrb): Likewise.
9618 (*sse4_1_pextrb_memory): Likewise.
9619 (*sse4_1_pextrw_memory): Likewise.
9620 (*sse4_1_pextrq): Likewise.
9621 (sse4_1_blendpd): Likewise.
9622 (sse4_1_blendps): Likewise.
9623 (sse4_1_blendvpd): Likewise.
9624 (sse4_1_blendvps): Likewise.
9625 (sse4_1_dppd): Likewise.
9626 (sse4_1_dpps): Likewise.
9627 (sse4_1_movntdqa): Likewise.
9628 (sse4_1_mpsadbw): Likewise.
9629 (sse4_1_packusdw): Likewise.
9630 (sse4_1_pblendvb): Likewise.
9631 (sse4_1_pblendw): Likewise.
9632 (sse4_1_phminposuw): Likewise.
9633 (sse4_1_extendv8qiv8hi2): Likewise.
9634 (*sse4_1_extendv8qiv8hi2): Likewise.
9635 (sse4_1_extendv4qiv4si2): Likewise.
9636 (*sse4_1_extendv4qiv4si2): Likewise.
9637 (sse4_1_extendv2qiv2di2): Likewise.
9638 (*sse4_1_extendv2qiv2di2): Likewise.
9639 (sse4_1_extendv4hiv4si2): Likewise.
9640 (*sse4_1_extendv4hiv4si2): Likewise.
9641 (sse4_1_extendv2hiv2di2): Likewise.
9642 (*sse4_1_extendv2hiv2di2): Likewise.
9643 (sse4_1_extendv2siv2di2): Likewise.
9644 (*sse4_1_extendv2siv2di2): Likewise.
9645 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9646 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9647 (sse4_1_zero_extendv4qiv4si2): Likewise.
9648 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9649 (sse4_1_zero_extendv2qiv2di2): Likewise.
9650 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9651 (sse4_1_zero_extendv4hiv4si2): Likewise.
9652 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9653 (sse4_1_zero_extendv2hiv2di2): Likewise.
9654 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9655 (sse4_1_zero_extendv2siv2di2): Likewise.
9656 (*sse4_1_zero_extendv2siv2di2): Likewise.
9657 (sse4_1_roundpd): Likewise.
9658 (sse4_1_roundps): Likewise.
9659 (sse4_1_roundsd): Likewise.
9660 (sse4_1_roundss): Likewise.
9661 (mulv4si3): Don't expand for SSE4.1.
9662 (smax<mode>3): Likewise.
9663 (umaxv4si3): Likewise.
9664 (uminv16qi3): Likewise.
9665 (umin<mode>3): Likewise.
9666 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
9668 * doc/extend.texi: Document SSE4.1 built-in functions.
9670 * doc/invoke.texi: Document -msse4.1.
9672 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
9674 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
9675 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
9676 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
9677 (ASM_SPEC): Add asm_pcrel_spec.
9678 (EXTRA_SPECS): Add asm_pcrel_spec.
9680 2007-05-21 David Daney <ddaney@avtrex.com>
9682 * doc/install.texi (Building a cross compiler): Add requirements
9683 for Java cross compiler.
9685 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9688 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
9689 Add loopno argument. Use evolution_function_is_invariant_rec_p
9690 instead of evolution_function_is_constant_p.
9691 Update calls to evolution_function_is_affine_multivariate_p.
9692 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
9693 Add loopno argument.
9694 * tree-scalar-evolution.c (gather_chrec_stats): Call
9695 evolution_function_is_affine_multivariate_p with a loop
9697 * tree-data-ref.c (analyze_miv_subscript): Likewise.
9698 (analyze_overlapping_iterations): Likewise.
9699 (access_functions_are_affine_or_constant_p): Likewise.
9700 (build_classic_dist_vector_1): If the access functions
9701 are equal, don't do anything.
9703 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
9704 Paolo Carlini <pcarlini@suse.de>
9705 Uros Bizjak <ubizjak@gmail.com>
9707 * c-cppbuiltin.c (c_cpp_builtins): Define
9708 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
9709 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
9710 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
9711 * doc/cpp.texi ([Standard Predefined Macros]): Document.
9713 2007-05-21 Mike Stump <mrs@apple.com>
9715 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
9717 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
9719 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
9721 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
9722 implementation if __OPTIMIZE__ is not defined.
9723 (_mm_alignr_pi8): Ditto.
9724 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9725 (_mm_inserti_si64): Ditto.
9726 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9727 (_mm_slli_epi16): Ditto.
9728 (_mm_slli_epi32): Ditto.
9729 (_mm_slli_epi64): Ditto.
9730 (_mm_srai_epi16): Ditto.
9731 (_mm_srai_epi32): Ditto.
9732 (_mm_srli_si128): Ditto.
9733 (_mm_slli_si128): Ditto.
9734 (_mm_srli_epi16): Ditto.
9735 (_mm_srli_epi32): Ditto.
9736 (_mm_srli_epi64): Ditto.
9737 (_mm_extract_epi16): Ditto.
9738 (_mm_insert_epi16): Ditto.
9739 (_mm_shufflehi_epi16): Ditto.
9740 (_mm_shufflelo_epi16): Ditto.
9741 (_mm_shuffle_epi32): Ditto.
9742 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
9744 (_mm_insert_pi16): Ditto.
9746 (_mm_shuffle_pi16): Ditto.
9748 (_mm_shufle_ps): Ditto.
9749 (_mm_prefetch): Ditto.
9751 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
9753 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
9754 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
9755 * real.c (encode_i370_single, decode_i370_single,
9756 encode_i370_double, decode_i370_double): Functions removed.
9757 (i370_single_format, i370_double_format): Initializations removed.
9758 (real_maxval, round_for_format, exact_real_truncate, significand_size):
9759 Consider the log2_b field to always be one.
9760 (ieee_single_format, mips_single_format, coldfire_single_format,
9761 ieee_double_format, mips_double_format, coldfire_double_format,
9762 ieee_extended_motorola_format, ieee_extended_intel_96_format,
9763 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
9764 ibm_extended_format, mips_extended_format, ieee_quad_format,
9765 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
9766 decimal_single_format, decimal_double_format, decimal_quad_format,
9767 c4x_single_format, c4x_extended_format, real_internal_format): Remove
9768 initialization of log2_b.
9769 * real.h (i370_single_format, i370_double_format): Declarations
9771 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
9772 field to always be one.
9774 2007-05-21 Andreas Schwab <schwab@suse.de>
9776 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
9777 NOTE_INSN_BASIC_BLOCK_P.
9778 (process_for_unwind_directive): Likewise.
9780 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
9782 * builtins.c (expand_builtin_setjmp_setup): Update comment.
9783 * function.h (struct function): Move va_list_gpr_size,
9784 va_list_fpr_size, function_frequency to front of bitfields. Add
9786 (current_function_calls_unwind_init): New.
9787 * except.c (expand_builtin_unwind_init): Set
9788 current_function_calls_unwind_init not
9789 current_function_has_nonlocal_label.
9790 * reload1.c (has_nonexceptional_receiver): New.
9791 (reload): Use it and current_function_calls_unwind_init to
9792 determine whether call-saved regs must be saved.
9794 2007-05-20 Jan Hubicka <jh@suse.cz>
9796 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
9797 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9798 * ddg.c (create_ddg): LIkewise.
9799 * final.c (final): Remove hunk moving line number notes around since
9800 they are no longer present at this stage.
9801 (final_scan_insn): Use NOTE_KIND instead of
9802 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9803 (output_asm_label): Likewise.
9804 * reorg.c (dbr_schedule): Likewise.
9805 * haifa-sched.c (unlink_other_notes): Likewise.
9806 * mode-switching.c (optimize_mode_switching): Likewise.
9807 * graph.c (start_bb): Likewise.
9808 * rtl.def (NOTE): Update description.
9809 * jump.c (squeeze_notes): Delete.
9810 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
9811 NOTE_INSN_BASIC_BLOCK_P when possible.
9812 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
9813 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
9814 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
9815 (dwarf2out_var_location): Likewise.
9816 * cfgbuild.c (make_edges): Likewise.
9817 (find_basic_blocks_1): Likewise.
9818 * function.c (reorder_blocks_1): Likewise.
9819 (epilogue_done): Likewise.
9820 (reposition_prologue_and_epilogue_notes): Likewise.
9821 * print-rtl.c (print_rtx): Likewise; drop code for printing
9823 (print_rtl): Likewise.
9824 (print_rtl_single): Likewise.
9825 * gcse.c (insert_insn_start_bb): Likewise.
9826 * alias.c (init_alias_analysis): Likewise.
9827 * calls.c (fixup_tail_calls): Likewise.
9828 * except.c (sjlj_emit_function_enter): Likewise.
9829 * emit-rtl.c (add_insn_after): Likeiwse.
9830 (emit_label_before): Likewise.
9831 (emit_label_after): Likewise.
9832 (emit_note_before, emit_note_after, emit_note): Update
9833 parameter to be enum insn_note; do not deal with source
9835 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
9836 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
9838 (merge_blocks_move_successor_nojumps): Simplify now when
9839 we don't have BLOCK notes.
9840 (try_optimize_cfg): Likewise.
9841 * cfglayout.c (skip_insns_after_block): Likewise.
9842 (record_effective_endpoints): Likewise.
9843 (duplicate_insn_chain): Likewise.
9844 * varasm.c (output_constant_pool_1): Likewise.
9845 * sched-deps.c (sched_analyze): Likewise.
9846 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
9848 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
9849 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
9850 (SET_INSN_DELETED): Simplify.
9851 (NOTE_LINE_NUMBER): Exterminate.
9852 (NOTE_LINE_KIND): New.
9853 (NOTE_INSN_BASIC_BLOCK_P): Update.
9854 (enum insn_note): Simplify.
9855 (GET_NOTE_INSN_NAME) Simplify.
9856 (emit_note_before, emit_note_after, emit_note): Update prototype.
9857 (squeeze_notes): Remove.
9858 * sched-int.h (NOTE_NOT_BB_P): Update.
9859 * resource.c (mark_target_live_regs): Update.
9860 * sched-rgn.c (debug_dependencies): Update.
9861 * sched-vis.c (print_insn): Update.
9862 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
9863 * config/i386/i386.c (ix86_output_function_epilogue): Update.
9864 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
9865 (TARGET_ADJUST_UNROLL_MAX): Likewise.
9866 (split_branches): Update.
9867 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
9869 (sh_adjust_unroll_max): Exterminate.
9870 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
9871 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
9872 (m68hc11_reorg): Likewise.
9873 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
9874 (emit_predicate_relation_info): Update.
9875 (process_for_unwind_directive): Update.
9876 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
9877 (output_call): Update.
9878 * config/pa/pa.c (output_lbranch): Update.
9879 (output_millicode_call): Update.
9880 (output_call): Update.
9881 (pa_combine_instructions): Update.
9882 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
9883 * config/bfin/bfin.c (gen_one_bundle): Update.
9884 * cfgrtl.c (can_delete_note_p): Update.
9885 (delete_insn): Update.
9886 (rtl_merge_blocks): Update.
9887 (commit_one_edge_insertion): Update.
9888 (rtl_verify_flow_info): Update.
9889 * stmt.c (expand_case): Do not call squeeze_notes.
9891 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9898 * c.opt (Wtype-limits): New.
9899 * doc/invoke.texi (Wtype-limits): Document it.
9900 (Wextra): Enabled by -Wextra.
9901 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9902 * c-common.c (shorten_compare): Warn with Wtype-limits.
9904 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9906 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
9907 inlined function, not as a macro.
9908 (_mm_alignr_pi8): Ditto.
9909 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
9910 (_mm_inserti_si64): Ditto.
9911 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
9912 (_mm_extract_epi16): Ditto.
9913 (_mm_insert_epi16): Ditto.
9914 (_mm_shufflehi_epi16): Ditto.
9915 (_mm_shufflelo_epi16): Ditto.
9916 (_mm_shuffle_epi32): Ditto.
9917 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
9918 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
9920 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
9922 (_m_to_float): Use C89 compatible assignment.
9924 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
9927 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
9929 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9932 * doc/invoke.texi (Wreturn-type): Complete description.
9933 (Wextra): Delete item about return-type warning.
9934 * c-decl.c: Delete redundant Wextra warning.
9936 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
9939 * config/i386/pmmintrin.h: Do not include xmmintrin.h
9940 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
9941 inlined function, not as a macro.
9942 (_mm_prefetch): Ditto.
9944 (_mm_insert_pi16): Ditto.
9946 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
9947 (_m_pshufw): Ditto. Add const to __N argument.
9948 (_mm_shufle_ps): Ditto. Add const to __mask argument.
9949 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
9950 (_mm_slli_epi32): Ditto.
9951 (_mm_srli_si128): Implement as always inlined function, not as a
9952 macro. Add __inline to function declaration.
9953 (_mm_slli_si128): Ditto.
9955 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
9957 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
9958 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
9960 (struct fenv): New structure.
9961 (FP_HANDLE_EXCEPTIONS): New define.
9962 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
9963 (_FP_DECL_EXP): New define.
9964 (FP_INIT_ROUNDMODE): New define.
9965 (FP_ROUNDMODE): New define.
9967 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9969 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
9970 (Wconversion): Update description.
9971 (Wconversion-sign): New.
9972 * c.opt (Wconversion-sign): New.
9973 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
9974 means disabled for C++. Otherwise, take the status of Wconversion.
9975 * c-common.c (conversion_warning): Warn with either Wconversion or
9977 (warnings_for_convert_and_check): Conditions are already checked by
9979 (convert_and_check): Don't check warnings if the conversion failed.
9981 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
9982 Anatoly Sokolov <aesok@dol.ru>
9984 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
9985 avr_epilogue_uses) : Add declaration.
9986 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
9987 * config/avr/constraints.md (R): New constraint.
9988 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
9989 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
9990 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
9991 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
9992 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
9993 call_prologue_saves, epilogue_restores, return_from_epilogue,
9994 return_from_main_epilogue, return_from_interrupt_epilogue,
9995 return_from_naked_epilogue, prologue, epilogue): New patterns.
9996 (jump): Handle symbol reference.
9997 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
9998 avr_output_function_prologue, avr_output_function_epilogue): Remove
10000 (avr_init_machine_status, expand_prologue, expand_epilogue,
10001 avr_asm_function_end_prologue, avr_epilogue_uses,
10002 avr_asm_function_begin_epilogue): New functions.
10003 (prologue_size, epilogue_size, jump_tables_size): Remove global
10005 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
10006 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
10007 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
10008 (avr_override_options): Initialise init_machine_status.
10009 (output_movhi): Handle all stack pointer loads.
10010 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
10011 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
10012 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
10013 (EPILOGUE_USES) Redefine.
10014 (machine_function) Declare.
10016 2007-05-19 Richard Sandiford <richard@codesourcery.com>
10018 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
10019 Use a single return statement.
10021 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10023 PR middle-end/30250
10024 * builtins.c (do_mpfr_lgamma_r): New.
10025 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
10026 * tree.h (CASE_FLT_FN_REENT): New.
10028 2007-05-18 Geoffrey Keating <geoffk@apple.com>
10030 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
10031 (output_die): Use 'unsigned long' with %x.
10032 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
10033 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
10034 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
10036 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
10038 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
10043 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
10044 true if function has no argument.
10046 2007-05-18 DJ Delorie <dj@redhat.com>
10048 * config/mips/mips.c (mips_offset_within_alignment_p): New.
10049 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
10051 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10053 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
10054 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
10055 count_trailing_zeros.
10056 (__i386__): Implement count_leading_zeros using __builtin_clz().
10057 Implement count_trailing_zeros usign __builtin_ctz().
10059 2007-05-18 Richard Sandiford <richard@codesourcery.com>
10061 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
10063 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
10065 PR middle-end/31344
10066 * expr.c (emit_move_change_mode): Change mode of push operands here.
10068 2007-05-17 Ian Lance Taylor <iant@google.com>
10070 PR tree-optimization/31953
10071 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
10072 Change all callers.
10073 (set_value_range_to_null): Call set_value_range_to_value.
10074 (extract_range_from_comparison): Likewise.
10076 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10078 * toplev.c (print_version): Output GMP/MPFR version info.
10080 * builtins.c (CASE_MATHFN_REENT): New macro.
10081 (mathfn_built_in): Use it.
10082 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
10083 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
10084 BUILT_IN_LGAMMAL_R): New.
10085 * doc/extend.texi: Document new builtins.
10087 PR middle-end/31796
10088 * builtins.c (do_mpfr_remquo): New.
10089 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
10090 (fold_builtin_3): Handle BUILT_IN_REMQUO.
10092 PR middle-end/30251
10093 * builtins.c (fold_builtin_1): Handle y0, y1.
10094 (fold_builtin_2): Handle yn.
10096 PR middle-end/30251
10097 * builtins.c (do_mpfr_bessel_n): New.
10098 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
10099 (fold_builtin_2): Handle BUILT_IN_JN.
10101 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
10104 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
10105 TYPE_PRECISION (intmax_type_node).
10107 2007-05-17 Steve Ellcey <sje@cup.hp.com>
10110 * reload.c (subst_reloads): Remove checking.
10112 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10114 PR rtl-optimization/31691
10115 * combine.c (simplify_set): Build a new src pattern instead of
10116 substituting its operands in the COMPARE case.
10118 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
10120 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
10121 (execute_vrp): Preserve loops through jump threading.
10122 * tree-ssa-threadupdate.c (thread_single_edge,
10123 dbds_continue_enumeration_p, determine_bb_domination_status,
10124 thread_through_loop_header): New functions.
10125 (create_edge_and_update_destination_phis,
10126 create_edge_and_update_destination_phis): Set loops for the new blocks.
10127 (prune_undesirable_thread_requests): Removed.
10128 (redirect_edges): Do not pretend that redirect_edge_and_branch can
10130 (thread_block): Do not call prune_undesirable_thread_requests.
10132 (mark_threaded_blocks): Select edges to thread here.
10133 (thread_through_all_blocks): Take may_peel_loop_headers argument.
10134 Thread edges through loop headers independently.
10135 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
10136 * tree-pass.h (TODO_mark_first_instance): New.
10137 (first_pass_instance): Declare.
10138 * cfghooks.c (duplicate_block): Put the block to the original loop
10139 if copy is not specified.
10140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
10141 jump threading. Pass may_peel_loop_headers to
10142 thread_through_all_blocks according to first_pass_instance.
10143 * cfgloop.h (create_preheader): Declare.
10144 * tree-flow.h (thread_through_all_blocks): Declaration changed.
10145 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
10146 * passes.c (first_pass_instance): New variable.
10147 (next_pass_1): Set TODO_mark_first_instance.
10148 (execute_todo): Set first_pass_instance.
10150 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
10152 PR tree-optimization/24659
10153 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
10154 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
10155 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
10156 OTI_vec_pack_ufix_trunc.
10157 (vec_unpacks_float_hi_optab): Define new macro.
10158 (vec_unpacks_float_lo_optab): Ditto.
10159 (vec_unpacku_float_hi_optab): Ditto.
10160 (vec_unpacku_float_lo_optab): Ditto.
10161 (vec_pack_sfix_trunc_optab): Ditto.
10162 (vec_pack_ufix_trunc_optab): Ditto.
10163 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
10164 and vec_pack_[s|u]fix_trunc_optab using
10165 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
10166 * tree-vectorizer.c (supportable_widening_operation): Handle
10167 FLOAT_EXPR and CONVERT_EXPR. Update comment.
10168 (supportable_narrowing_operation): New function.
10169 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
10170 * tree-vect-transform.c (vectorizable_conversion): Handle
10171 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10172 (vect_gen_widened_results_half): Move before vectorizable_conversion.
10173 (vectorizable_type_demotion): Call supportable_narrowing_operation()
10174 to check for target support.
10175 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
10176 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
10177 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
10178 for VEC_PACK_FIX_TRUNC_EXPR.
10179 (expand_binop): Special case mode of the result for
10180 vec_pack_[u|s]fix_trunc_optab.
10181 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
10182 vec_pack_[u|s]fix_trunc_optab.
10184 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
10185 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
10186 * tree-pretty-print.c (dump_generic_node): Handle
10187 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
10188 VEC_PACK_FIX_TRUNC_EXPR.
10190 * expr.c (expand_expr_real_1): Ditto.
10191 * tree-inline.c (estimate_num_insns_1): Ditto.
10192 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
10194 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
10195 (vec_unpacks_float_lo_v8hi): Ditto.
10196 (vec_unpacku_float_hi_v8hi): Ditto.
10197 (vec_unpacku_float_lo_v8hi): Ditto.
10198 (vec_unpacks_float_hi_v4si): Ditto.
10199 (vec_unpacks_float_lo_v4si): Ditto.
10200 (vec_pack_sfix_trunc_v2df): Ditto.
10202 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
10204 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
10205 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
10206 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
10207 [vec_pack_ufix_trunc]: Ditto.
10208 [vec_unpacks_float_hi]: Ditto.
10209 [vec_unpacks_float_lo]: Ditto.
10210 [vec_unpacku_float_hi]: Ditto.
10211 [vec_unpacku_float_lo]: Ditto.
10213 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
10215 * soft-fp/README: Update for new files.
10216 * soft-fp/floattisf.c: New file.
10217 * soft-fp/floattidf.c: New file.
10218 * soft-fp/floattitf.c: New file.
10219 * soft-fp/floatuntisf.c: New file.
10220 * soft-fp/floatuntidf.c: New file.
10221 * soft-fp/floatuntitf.c: New file.
10222 * soft-fp/fixsfti.c: New file.
10223 * soft-fp/fixdfti.c: New file.
10224 * soft-fp/fixtfti.c: New file.
10225 * soft-fp/fixunssfti.c: New file.
10226 * soft-fp/fixunsdfti.c: New file.
10227 * soft-fp/fixunstfti.c: New file.
10228 * soft-fp/extendxftf.c: New file.
10229 * soft-fp/trunctfxf.c: New file.
10231 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
10232 (__trunctfxf2): Ditto.
10234 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
10235 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
10236 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
10237 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
10238 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
10239 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
10241 * config/i386/t-fprules-softfp64: New file.
10242 * config/i386/sfp-machine.h: New file.
10243 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
10244 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
10245 and soft-fp/t-softfp to tmake_file.
10246 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
10247 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
10249 * config/i386/t-linux64 (softfp_wrap_start): New.
10250 (softfp_wrap_end): New.
10251 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
10252 supported for TARGET_64BIT.
10254 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10256 * c-common.c (c_common_signed_or_unsigned_type): Emulate
10257 c_common_unsigned_type behavior.
10259 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
10261 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
10264 2007-05-16 Eric Christopher <echristo@apple.com>
10266 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
10267 saving after stack push. Set sp_offset whenever we push.
10268 (rs6000_emit_epilogue): Move altivec register restore before
10271 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10273 * configure.ac: Allow sysroots to be relocated under $prefix as
10274 well as $exec_prefix.
10275 * configure: Regenerate.
10277 2007-05-16 Richard Sandiford <richard@codesourcery.com>
10281 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10283 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10284 (gcc_tooldir): Likewise.
10285 * configure: Regenerate.
10286 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10287 old configure.ac gcc_tooldir setting.
10288 (prefix_to_exec_prefix): New variable.
10289 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10290 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10292 2007-05-14 Janis Johnson <janis187@us.ibm.com>
10294 * c-typeck.c (build_binary_op): Return early for error.
10296 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
10298 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
10299 struct nb_iter_bound.
10300 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
10301 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
10302 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
10303 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
10304 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
10305 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
10306 (del_scev_info): Use ggc_free.
10307 (scev_initialize): Allocate scalar_evolution_info in gc memory.
10308 * loop-init.c: Include ggc.h.
10309 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
10310 (loop_optimizer_finalize): Use ggc_free.
10311 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
10312 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
10313 pass_iv_optimize): Add TODO_ggc_collect.
10314 * function.h (struct function): Remove skip marker from
10316 * cfgloop.c: Include ggc.h.
10317 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
10319 (establish_preds): Vector superloops is gc allocated.
10320 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
10322 (flow_loops_find): Vector larray is gc allocated.
10323 (loop_exit_free): Use ggc_free.
10324 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
10325 that head of exits list is now not a part of struct loop.
10326 (record_loop_exits): Allocate exits table in gc memory.
10327 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
10328 that head of exits list is now not a part of struct loop.
10329 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
10330 struct loop_exit): Add GTY marker.
10331 (struct loop): Add GTY marker. Make superloops vector gc allocated.
10332 Add skip marker to aux field. Make head of exits list a separate
10334 (struct loops): Add GTY marker. Make larray vector gc allocated.
10335 Add param marker to exits table.
10336 (get_loops): Type changed.
10337 * Makefile.in (tree-scalar-evolution.o): Add
10338 gt-tree-scalar-evolution.h dependency.
10339 (cfgloop.o, loop-init.o): Add ggc.h dependency.
10340 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
10341 * basic-block.h (struct basic_block_def): Remove skip marker from
10344 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
10346 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
10347 of 0 in the call to expand_expr().
10348 (expand_builtin_mathfn_3): Ditto.
10349 (expand_builtin_interclass_mathfn): Ditto.
10350 (expand_builtin_cexpi): Ditto.
10351 (expand_builtin_int_roundingfn): Ditto.
10352 (expand_builtin_int_roundingfn_2): Ditto.
10353 (expand_builtin_pow): Ditto.
10354 (expand_builtin_powi): Ditto.
10355 (expand_builtin_bswap): Ditto.
10356 (expand_builtin_unop): Ditto.
10357 (expand_builtin_fabs): Ditto.
10358 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
10359 the call to expand_expr().
10360 (expand_builtin_sync_operation): Ditto.
10361 (expand_builtin_compare_and_swap): Ditto.
10362 (expand_builtin_lock_test_and_set): Ditto.
10363 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
10364 instead of 0 in the call to expand_expr().
10365 (expand_builtin_extract_return_addr): Ditto.
10366 (expand_builtin_eh_return): Ditto.
10367 (expand_eh_return): Ditto.
10368 * explow.c (expr_size): Ditto.
10369 * expr.c (optimize_bitfield_assignment_op): Ditto.
10370 (expand_assignement): Ditto.
10371 (store_expr): Ditto.
10372 (store_field): Ditto.
10373 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
10374 the call to expand_expr().
10375 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
10376 in the call to expand_expr().
10377 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
10378 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
10379 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
10381 * optabs.c (expand_vec_shift_expr): Ditto.
10382 (expand_vec_cond_expr): Ditto.
10383 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
10384 call to expand_expr().
10385 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
10386 in the call to expand_expr().
10388 2007-05-14 Dave Korn <dave.korn@artimi.com>
10390 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
10392 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
10394 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
10395 instead of c_common_unsigned_type.
10396 (c_common_unsigned_type): Remove.
10397 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
10398 c_common_unsigned_type.
10399 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
10400 c_common_unsigned_type.
10401 * c-common.h (c_common_unsigned_type): Remove.
10402 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
10403 c_common_unsigned_type.
10404 * c-format.c (check_format_types): Use unsigned_type_for instead of
10405 c_common_unsigned_type.
10406 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10407 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
10408 of c_common_unsigned_type.
10409 * convert.c (convert_to_integer): Use unsigned_type_for instead of
10410 lang_hooks.types.unsigned_type.
10411 * expmed.c (make_tree): Use unsigned_type_for instead of
10412 lang_hooks.types.unsigned_type.
10413 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
10414 lang_hooks.types.unsigned_type.
10415 (build_range_check): Likewise.
10416 (fold_unary): Likewise.
10417 (fold_binary): Likewise.
10418 (fold_ternary): Likewise.
10419 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
10420 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
10421 * tree.c (get_unsigned_type): New.
10422 (unsigned_type_for): Use get_unsigned_type instead of
10423 lang_hooks.types.unsigned_type.
10425 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
10427 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
10428 to m68k_get_function_kind. Update its prototype.
10429 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
10431 (m68k_interrupt_function_p): Return enum m68k_function_type
10432 instead of bool. Rename to m68k_get_function_kind.
10433 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
10434 target is not fido.
10435 (m68k_compute_frame_layout): Don't mark any register for save
10436 if an interrupt_thread attribute is specified.
10437 (m68k_hard_regno_rename_ok): Update a use of
10438 m68k_interrupt_function_p.
10439 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
10440 m68k_interrupt_function_p.
10441 (m68k_function_type): New.
10442 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
10443 for a function with an interrupt_thread attribute.
10444 * doc/extend.texi: Document the interrupt_thread attribute.
10446 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
10448 Fix PR tree-optimization/31911
10449 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
10450 if they didn't change the expression.
10452 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
10454 * tree-scalar-evolution.c (resolve_mixers): Exported.
10455 * tree-scalar-evolution.h (resolve_mixers): Declare.
10456 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
10457 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
10458 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
10459 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
10460 init_array_ref, init_pointer_ref, analyze_indirect_ref,
10461 strip_conversion, analyze_offset_expr, address_analysis,
10462 object_analysis, analyze_offset): Removed.
10463 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
10464 split_constant_offset, canonicalize_base_object_address,
10465 object_address_invariant_in_loop_p, disjoint_objects_p,
10466 dr_may_alias_p, dr_address_invariant_p): New functions.
10467 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
10468 and dr_analyze_alias.
10469 (initialize_data_dependence_relation): Use dr_may_alias_p
10470 and object_address_invariant_in_loop_p.
10471 (compute_self_dependence): Handle the case when
10472 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
10473 (find_data_references_in_stmt): Restrict the analysis of data
10474 references to the given loop nest.
10475 (find_data_references_in_loop): Made static. Pass loop nest to
10476 find_data_references_in_stmt.
10477 (compute_data_dependences_for_loop): Use DR_VOPS.
10478 (free_data_ref): Free DR_VOPS.
10479 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
10480 (struct innermost_loop_behavior): ... new.
10481 (struct base_object_info): Replaced by ...
10482 (struct indices): ... new.
10483 (struct dr_alias): New.
10484 (enum data_ref_type): Removed.
10485 (struct data_reference): Consist of struct innermost_loop_behavior,
10486 struct indices and struct dr_alias.
10487 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
10488 (DR_MEMTAG): Renamed to ...
10489 (DR_SYMBOL_TAG): ... this.
10490 (find_data_references_in_loop): Declaration removed.
10491 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
10492 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
10493 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
10494 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
10496 2007-05-13 Revital Eres <eres@il.ibm.com>
10498 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
10499 which walks virtual def-use chains to find redundant stores.
10500 (dse_optimize_stmt): Call it.
10502 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10504 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
10505 * passes.c (init_optimization_passes): Move pass_jump_bypass
10508 * basic-block.h (bb_has_eh_pred): Fix style issue.
10510 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
10512 PR rtl-optimization/31848
10513 * loop-invariant.c (move_invariant_reg): If we move an insn
10514 with a REG_EQUAL note, and that insn is not always executed,
10515 remove the REG_EQUAL note.
10517 2007-05-12 Richard Guenther <rguenther@suse.de>
10519 PR tree-optimization/31797
10520 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
10521 propagate into a stmt that has volatile ops.
10523 2007-05-12 Richard Sandiford <richard@codesourcery.com>
10525 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10526 (gcc_tooldir): Likewise.
10527 * configure: Regenerate.
10528 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10529 old configure.ac gcc_tooldir setting.
10530 (prefix_to_exec_prefix): New variable.
10531 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10532 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10534 2007-05-11 Silvius Rus <rus@google.com>
10536 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
10537 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
10538 * c-common.h (strict_aliasing_warning): Change return type.
10539 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
10540 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
10541 (build_c_cast): Condition call to strict_aliasing_warning.
10542 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
10543 * flags.h (set_Wstrict_aliasing): Declare.
10544 * opts.c (set_Wstrict_alising): Define, add call to.
10545 * tree-flow.h (strict_aliasing_warning_backend): Declare.
10546 * tree-ssa-alias-warnings.c: New file.
10547 * tree-ssa-alias.c (compute_may_aliases): Add call to
10548 strict_aliasing_warning_backend.
10550 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
10552 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10553 Use loop_depth and loop_outer accessor functions.
10554 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
10555 determine_invariantness_stmt, move_computations_stmt): Ditto.
10556 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
10557 add_loop, loopify, unloop, fix_loop_structure): Ditto.
10558 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
10559 * tree-scalar-evolution.c (interpret_loop_phi,
10560 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
10561 instantiate_parameters_1, scev_const_prop): Ditto.
10562 * cfghooks.c (make_forwarder_block): Ditto.
10563 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
10564 * modulo-sched.c (loop_canon_p): Ditto.
10565 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
10566 slpeel_can_duplicate_loop_p): Ditto.
10567 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
10568 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10569 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
10570 cancel_loop, verify_loop_structure): Ditto.
10571 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
10572 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
10573 superloops vector instead of "pred" array.
10574 (establish_preds): Take father loop as an argument. Initialize the
10576 (flow_loop_tree_node_add): Pass father loop to establish_preds.
10577 Do not initialize loop->outer.
10578 (flow_loop_tree_node_remove): Truncate the superloops vector.
10579 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
10580 "pred" merged to "superloops" vector.
10581 (loop_depth, loop_outer): New.
10582 (fel_init): Use loop_outer.
10584 2007-05-11 Jan Hubicka <jh@suse.cz>
10586 * cgraphunit.c: Include gt-cgraphunit.h
10587 (static_ctors, static_dtors): New static vars.
10588 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
10589 based on implementation in c-common.c
10590 (cgraph_finalize_function): Call record_cdtor_fn.
10591 (cgraph_optimize): Call cgraph_build_cdtor_fns.
10592 * decl.c (finish_function): Do not call c_record_cdtor_fn.
10593 (c_write_global_declarations): Do not call c_build_cdtor_fns.
10594 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
10595 build_cdtor, c_build_cdtor_fns): Remove.
10596 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
10597 c_build_cdtor_fns): Remove prototype.
10599 2007-05-11 Paolo Carlini <pcarlini@suse.de>
10602 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
10603 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
10604 * builtins.c (fold_builtin_memchr): New.
10605 (expand_builtin_memchr): Call the latter.
10606 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
10607 * doc/extend.texi ([Other built-in functions provided by GCC]):
10610 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
10612 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
10613 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
10614 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
10615 PFPO_OP1_TYPE_SHIFT): Constants added.
10616 (DFP_ALL): Mode macro defined.
10617 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
10618 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
10619 Insn definitions added.
10620 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
10621 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
10624 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
10626 PR tree-optimization/31885
10627 * tree-chrec.c (chrec_contains_undetermined): Do not consider
10628 NULL_TREE to be undetermined.
10629 (automatically_generated_chrec_p): Return false for NULL.
10631 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10633 * config/bfin/bfin.h (MOVE_RATIO): Define.
10635 2007-05-10 Richard Sandiford <richard@codesourcery.com>
10637 * config.gcc (sparc-wrs-vxworks): New target.
10638 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
10639 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
10640 * config/sparc/sparc.h: Include vxworks-dummy.h.
10641 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
10642 include LABEL_REFs too.
10643 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
10644 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
10646 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
10648 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
10649 (sparc_emit_call_insn): New function.
10650 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
10651 functions when generating VxWorks PIC.
10652 * config/sparc/sparc.md (vxworks_load_got): New pattern.
10653 (call, call_value): Use sparc_emit_call_insn instead of
10656 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10658 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
10660 2007-05-09 Bob Wilson <bob.wilson@acm.org>
10662 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
10663 for floating-point values if HOST_BITS_PER_LONG > 32. Use
10664 split_double instead of operand_subword.
10666 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
10668 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
10669 * config/bfin/bfin.c (bfin_local_alignment): New function.
10670 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
10672 2007-05-08 Chao-ying Fu <fu@mips.com>
10674 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
10675 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
10676 (smsub_widen_optab, umsub_widen_optab): Define.
10677 * optabs.c (init_optabs): Initialize smsub_widen_optab and
10679 * genopinit.c (optabs): Fill in smsub_widen_optab and
10681 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
10682 and umsub_widen_optab to implement multiply-subtract sequences.
10683 * config/mips/mips.md (*msac<u>_di): Rename to...
10684 (<u>msubsidi4): ...this. Extend condition to include
10685 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
10686 of operand 0 to "ka" and use the three-operand form of msub<u>
10688 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
10691 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
10693 PR rtl-optimization/28011
10694 * reload.c (push_reload): Set dont_share if IN appears in OUT
10695 also when IN is a PLUS rtx.
10696 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
10699 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
10701 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
10702 call unshare_all_decls.
10703 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
10704 (unshare_all_decls): Remove.
10706 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
10709 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
10712 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
10713 Nigel Stephens <nigel@mips.com>
10715 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
10716 Update comments and all uses.
10717 (MIN_FPRS_PER_FMT): Define.
10718 * config/mips/mips.c (function_arg): Fix to correctly handle
10719 the -mips32r2 -mfp64 -mabi=32 case.
10720 (override_options): Enable use of odd-numbered registers for
10721 SFmode values on MIPS32.
10722 (mips_save_reg_p): Save whole floating-point register pair if
10723 either half is used.
10724 (compute_frame_size): Fix comment.
10726 2007-05-08 Jie Zhang <jie.zhang@analog.com>
10728 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
10729 argument of type bool.
10730 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
10731 argument. Safely select temporary P register according to it.
10732 (do_link): Change call site of add_to_reg accordingly.
10733 (do_unlink): Add epilogue_p as a fourth argument and pass it
10735 (expand_interrupt_handler_epilogue): Change call of do_unlink
10737 (bfin_expand_prologue): Add a third argument sibcall_p.
10738 * config/bfin/bfin.md (epilogue): Change call of
10739 bfin_expand_epilogue accordingly.
10740 (sibcall_epilogue): Likewise.
10741 (eh_return_internal): Likewise.
10743 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
10744 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
10745 * config/bfin/bfin.c (bfin_handle_option): Handle
10746 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
10747 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
10748 Support bf534, bf536 and bf561.
10749 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
10751 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
10754 * config/i386/i386.c (ix86_function_regparm): Process local
10755 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
10757 2007-05-07 Mike Stump <mrs@apple.com>
10759 * doc/invoke.texi (Warning Options): Document that -Wempty-body
10760 also checks for and while statements in C++.
10762 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
10764 * gcc.c (at_file_supplied): New variable.
10765 (main): Set it if we expanded argv.
10766 (do_spec_1): Pass an @-file to the linker if we were called with
10767 an @-file argument and HAVE_GNU_LD.
10768 * collect2.c (at_file_supplied): New variable.
10769 (response_file): New variable.
10770 (collect_exit): Unlink response_file if necessary.
10771 (handler): Likewise.
10772 (do_wait): Likewise.
10773 (main): Set at_file_supplied if we expanded argv.
10774 (collect_execute): Pass an @-file to subprocesses if we were called
10775 with an @-file argument.
10776 * configure.ac: Add define for HAVE_GNU_LD.
10777 * configure: Regenerate.
10778 * config.in: Regenerate.
10780 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
10782 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
10783 operand to HI mode.
10788 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
10790 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
10791 (TARGET_ENCODE_SECTION_INFO): Re-define.
10792 (m32c_encode_section_info): New
10793 (function_vector_handler): New
10794 (current_function_special_page_vector): New
10795 (m32c_special_page_vector_p): New.
10796 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
10798 * config/m32c/jump.md: Added instruction JSRS for functions
10799 with attribute "function_vector".
10800 * doc/extend.texi (function_vector): Added description
10801 for M16C, M32C targets.
10803 2007-05-07 DJ Delorie <dj@redhat.com>
10806 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
10807 ashrpsi3, lshrpsi3): Update shift count constraint.
10809 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
10810 Nathan Froyd <froydnj@codesourcery.com>
10813 * c-incpath.c (add_path): Strip trailing path separators.
10815 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
10817 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
10818 Free dominance info before purging EH edges.
10819 (eliminate_degenerate_phis): Likewise.
10820 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
10822 2007-05-07 Jan Hubicka <jh@suse.cz>
10824 * gimplify.c (gimplify_expr): Do not crash when folding
10825 (void *)(int)&a + 4.
10827 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10830 * c-opts.c (lang_fortran): Make it non static.
10831 * c-common.h (lang_fortran): New prototype.
10832 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
10833 -lang-fortran option was passed by the driver.
10835 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
10837 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
10838 of ASSERT_CHECKING. Tweak message.
10840 2007-05-06 Revital Eres <eres@il.ibm.com>
10843 * loop-unroll.c (insert_var_expansion_initialization):
10844 Initialize the expansions with -zero instead of +zero.
10846 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
10848 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
10849 into pic and non-pic versions. Mark r19 as used for
10850 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
10851 for tgd_load, tld_load and tie_load .
10852 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
10853 version of tgd_load, tld_load and tie_load depending on the
10856 2007-05-04 Ulrich Drepper <drepper@redhat.com>
10857 Jakub Jelinek <jakub@redhat.com>
10859 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
10860 (__do_global_dtors_aux): Use more paranoid loop to run
10861 destructors if HIDDEN_DTOR_LIST_END.
10862 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
10864 2007-05-04 Jakub Jelinek <jakub@redhat.com>
10866 * varasm.c (align_variable): Don't increase alignment for
10867 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
10868 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
10870 2007-05-04 Josh Conner <jconner@apple.com>
10872 * basic-block.h (cdi_direction): Assign values to all enumeration
10874 (dom_computed): Remove.
10875 (dom_info_state): New.
10876 (set_dom_info_availability): New.
10877 * tree-ssa-loop-im.c (determine_invariantness): Initialize
10878 walk_data.dom_direction.
10879 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
10880 instead of dom_computed[].
10881 (split_edge): Likewise.
10882 (create_basic_block): Likewise.
10883 (merge_blocks): Likewise.
10884 * ifcvt.c (find_if_header): Likewise.
10885 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
10886 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10887 * tree-ssa.c (verify_ssa): Likewise.
10888 * tree-cfg.c (tree_verify_flow_info): Likewise.
10889 (remove_edge_and_dominated_blocks): Likewise.
10890 * dominance.c (dom_computed): Make static.
10891 (calc_dfs_tree_nonrec): Change third param to a bool.
10892 (calc_dfs_tree): Change second param to a bool.
10893 (calc_idioms): Change second param to a bool. Use
10894 dom_convert_dir_to_idx.
10895 (init_dom_info): Validate dir before using.
10896 (dom_convert_dir_to_idx): New.
10897 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
10898 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
10899 (free_dominance_info): Use dom_convert_dir_to_idx.
10900 (get_immediate_dominator): Likewise.
10901 (set_immediate_dominator): Likewise.
10902 (get_dominated_by): Likewise.
10903 (redirect_immediate_dominators): Likewise.
10904 (nearest_common_denominator): Likewise.
10905 (dominated_by_p): Likewise.
10906 (bb_dom_dfs_in): Likewise.
10907 (bb_dom_dfs_out): Likewise.
10908 (recount_dominator): Likewise.
10909 (iterate_fix_dominators): Likewise.
10910 (add_to_dominance_info): Likewise.
10911 (delete_from_dominance_info): Likewise.
10912 (first_dom_son): Likewise.
10913 (next_dom_son): Likewise.
10914 (dom_info_available_p): Likewise.
10915 (dom_info_state): New.
10916 (set_dom_info_availability): New.
10918 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10920 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
10922 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
10924 2007-05-04 Bob Wilson <bob.wilson@acm.org>
10926 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
10927 (subdi3, subdi_carry): Delete.
10929 2007-05-04 Jan Hubicka <jh@suse.cz>
10930 Richard Guenther <rguenther@suse.de>
10932 * opts.c (decode_options): Do not fiddle with inlining
10933 parameters in case of optimizing for size.
10934 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
10935 for size do nothing.
10936 (cgraph_decide_inlining_of_small_function): When optimizing for
10937 size never inline functions increasing caller size.
10938 (cgraph_early_inlining): Inline for size when optimizing for size.
10940 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
10942 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
10943 logical operations piecewise.
10944 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
10945 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
10946 subdi_sesidi_di): Delete.
10947 (add_with_carry): Produce carry in CC instead of a DREG to shorten
10948 the generated sequence. Allow three-reg add in constraints. Rewrite
10949 the rtl expression for carry to avoid zero_extend of a constant.
10950 (sub_with_carry): New pattern.
10951 (adddi3, subdi3): Change into define_expand. For subtract, generate a
10952 different sequence not involving jumps.
10953 (notbi): Now a named pattern.
10955 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
10957 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
10958 Add the note about a significant loss of accuracy of some
10959 mathematical routines when these options are used.
10961 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10963 * haifa-sched.c (rtx_vec_t): New typedef.
10964 (contributes_to_priority_p): Extract piece of priority () into new
10966 (priority): Use the function. Add assertion.
10967 (rank_for_schedule, set_priorities): Add assertion to check that
10968 insn's priority is initialized.
10969 (clear_priorities, calc_priorities): Change signature. Make it update
10970 all relevant insns. Update all callers ('add_to_speculative_block ()'
10971 and 'create_block_check_twin ()').
10972 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
10973 Add new field 'priority_status'.
10974 (INSN_PRIORITY_STATUS): New macro.
10975 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
10977 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10979 * sched-ebb.c (debug_ebb_dependencies): New static function.
10980 (init_ready_list): Use it.
10982 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
10983 with changed signature and 'debug_rgn_dependencies ()'.
10984 (debug_rgn_dependencies): New static function.
10985 (init_ready_list): Use it.
10987 * sched-int.h (debug_dependencies): Declare.
10989 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
10991 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
10993 2007-05-04 Dirk Mueller <dmueller@suse.de>
10995 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
10997 2007-05-03 Jan Hubicka <jh@suse.cz>
10999 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
11000 ((T1)X op (T1)Y), for pointer type in more cases than before.
11002 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
11004 * tree-object-size.c (plus_expr_object_size): When operand size is
11005 unknown, return unknown.
11007 2007-05-03 Dirk Mueller <dmueller@suse.de>
11009 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
11011 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
11014 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
11016 2007-05-03 Janis Johnson <janis187@us.ibm.com>
11018 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
11020 2007-05-03 Joseph Myers <joseph@codesourcery.com>
11022 * config/soft-fp/double.h, config/soft-fp/extended.h,
11023 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
11024 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
11025 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
11026 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
11029 2007-05-03 Ian Lance Taylor <iant@google.com>
11031 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
11032 MASK_PPC_GFXOPT for 8540 or 8548.
11034 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11036 * tree-vect-transform.c (vect_update_inits_of_drs): Use
11037 vect_print_dump_info() to output debug information.
11039 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
11042 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
11043 operands of size 2 when operand is not MEM_P.
11045 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11047 PR tree-optimization/30565
11048 * lambda-code.c (perfect_nestify): Fix updating of dominators.
11050 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
11052 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
11053 (umulsi3_highpart): Use them.
11054 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
11055 for final accumulator to D regisster tranfser.
11057 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
11059 PR tree-optimization/31699
11060 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
11062 (vect_enhance_data_refs_alignment): Compute peel amount using
11063 TYPE_VECTOR_SUBPARTS instead of vf.
11064 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
11066 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
11069 * system.h: Remove inclusion of double-int.h
11070 * tree.h: Include double-int.h
11071 * gengtype.c: Likewise
11072 * cfgloop.h: Likewise
11073 * Makefile.in: Adjust dependencies on double-int.h
11075 2007-05-02 Eric Christopher <echristo@apple.com>
11077 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
11078 -shared to -Zdynamiclib.
11080 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
11083 * c-common.c (strip_pointer_or_array_types): New function.
11084 * c-common.h (strip_pointer_or_array_types): New function declaration.
11086 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
11088 PR tree-optimization/31771
11089 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
11091 2007-05-02 Paul Brook <paul@codesourcery.com>
11093 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
11095 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
11097 PR middle-end/29715
11098 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
11101 2007-05-02 Nick Clifton <nickc@redhat.com>
11103 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
11105 2007-05-02 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/31146
11108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
11109 argument, single_use_p. If we have a single use that is
11110 a conversion to the definition rhs type, propagate that rhs.
11111 (forward_propagate_addr_expr): Pass single_use_p argument
11112 to forward_propagate_addr_expr_1.
11114 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
11116 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
11119 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11121 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
11122 'AMD Family 10 core'.
11124 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11126 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
11127 and athlon64-sse3 as improved versions of k8, opteron and athlon64
11128 with SSE3 instruction set support.
11129 * doc/invoke.texi: Likewise.
11131 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11133 * config/i386/i386.c (override_options): Tuning 32-byte loop
11134 alignment for amdfam10 architecture. Increasing the max loop
11135 alignment to 24 bytes.
11137 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
11139 * config/m68k/constraints.md: New.
11140 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
11141 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
11142 EXTRA_CONSTRAINT): Remove.
11143 * config/m68k/m68k.md: Include constraints.md.
11144 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
11146 2007-05-01 Ian Lance Taylor <iant@google.com>
11148 PR tree-optimization/31739
11149 * tree-vrp.c (vrp_val_is_max): New static function.
11150 (vrp_val_is_min): New static function.
11151 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
11153 (set_value_range): Use vrp_val_is_{max,min}.
11154 (extract_range_from_assert): Likewise.
11155 (extract_range_from_binary_expr): Likewise.
11156 (extract_range_from_unary_expr): Likewise.
11157 (dump_value_range, vrp_meet): Likewise.
11158 (vrp_visit_phi_node): Likewise.
11159 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
11161 2007-05-01 Mark Mitchell <mark@codesourcery.com>
11163 * config/i386/gmon-sol2.c (size_t): New type.
11164 (intptr_t): Likewise.
11165 (s_textsize): Declare as size_t.
11167 (monstartup): Use size_t for sizes.
11168 (_mcount): Save and restore registers.
11169 (internal_mcount): Pass 0 as the first argument to monstartup
11171 (moncontrol): Convert pointer to appropriately sized integer
11172 before passing to profil.
11174 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11176 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
11177 __NO_FPRS__, not just if _SOFT_DOUBLE.
11178 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
11179 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
11180 also for E500 double.
11181 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
11182 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
11185 2007-05-01 Richard Guenther <rguenther@suse.de>
11187 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
11190 2007-05-01 Joseph Myers <joseph@codesourcery.com>
11192 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
11194 2007-05-01 Jan Hubicka <jh@suse.cz>
11196 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
11199 2007-05-01 Jan Hubicka <jh@suse.cz>
11201 * tree.h (maybe_fold_offset_to_component_ref): Remove.
11202 (maybe_fold_offset_to_reference): Declare.
11203 * fold-const.c (fold_unary): Do not fold
11204 (type *)&A into &A->field_of_type_and_offset_0
11205 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
11206 size is unknown, give up.
11207 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
11209 (maybe_fold_offset_to_reference): New.
11210 (maybe_fold_stmt_indirect): Use it.
11211 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
11212 * gimplify.c (gimplify_conversion): Canonicalize conversions to
11214 (gimplify_expr): Likewise for plus_expr.
11216 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
11218 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
11219 bsi_after_labels. Always insert statements before bsi.
11220 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
11221 * predict.c (apply_return_prediction): Check for empty blocks.
11222 * cfgexpand.c (lab_rtx_for_bb): New variable.
11223 (label_rtx_for_bb): Do not create new tree labels.
11224 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
11225 (tree_expand_cfg): Initialize lab_rtx_for_bb.
11226 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
11228 (label_for_bb): Add field used.
11229 (update_eh_label, main_block_label): Mark the label used.
11230 (cleanup_dead_labels): Remove unused labels.
11232 2007-05-01 Richard Guenther <rguenther@suse.de>
11234 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
11235 if it is not about to be set.
11236 (get_value_range): Do not pre-allocate equiv bitmap.
11237 (update_value_range): No need to clear equiv field.
11238 (add_equivalence): Change prototype to get bitmap pointer.
11239 Allocate bitmap here if it is not already.
11240 (extract_range_from_assert): Do not allocate bitmap here.
11241 Update callers to add_equivalence.
11242 (extract_range_from_ssa_name): Likewise.
11243 (get_vr_for_comparison): New static helper.
11244 (compare_name_with_value): Handle NULL equiv bitmap by
11245 peeling the first iteration of the comparison loop.
11246 Use get_vr_for_comparison.
11247 (compare_names): Handle NULL equiv bitmaps by using fake
11248 ones. Use get_vr_for_comparison.
11250 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
11252 * double-int.c (mpz_set_double_int): Moved from
11253 tree-ssa-loop-niter.c.
11254 (mpz_get_double_int): Likewise; also, add option to wrap
11255 out-of-range integers.
11256 * double-int.h: New prototypes for above.
11257 * tree.c (get_static_type_bounds): Moved from
11258 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
11259 TYPE_MAX_VALUE if they exist..
11260 * tree.h: New prototype for above.
11261 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
11262 get_type_bounds calls.
11263 (mpz_set_double_int): Move to double-int.c.
11264 (get_type_bounds): Move to tree.c, rename to
11265 get_static_type_bounds.
11266 (mpz_to_double_int): Move to double-int.c, rename to
11267 mpz_get_double_int.
11269 2007-04-30 Bob Wilson <bob.wilson@acm.org>
11271 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
11272 DIV0 exception can fall through to a normal return.
11274 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
11276 PR middle-end/22156
11277 Temporarily revert:
11278 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
11279 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
11280 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11281 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
11282 initialize align to silence bogus warning.
11283 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
11284 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
11286 (struct sra_walk_fns): Remove use_all parameter from use.
11287 (sra_hash_tree): Handle BIT_FIELD_REFs.
11288 (sra_elt_hash): Don't hash bitfld blocks.
11289 (sra_elt_eq): Skip them in parent compares as well. Handle
11291 (sra_walk_expr): Don't maintain or pass down use_all_p.
11292 (scan_use): Remove use_all parameter.
11293 (scalarize_use): Likewise. Re-expand assignment to
11294 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
11295 output, and re-scalarize after output. Don't mark anything
11297 (scalarize_ldst): Adjust.
11298 (scalarize_walk_gimple_modify_statement): Likewise.
11299 (build_element_name_1): Handle BIT_FIELD_REFs.
11300 (instantiate_element): Don't warn for any element whose parent
11301 is used as a whole.
11302 (instantiate_missing_elements_1): Return the sra_elt.
11303 (canon_type_for_field): New.
11304 (try_instantiate_multiple_fields): New.
11305 (instantiate_missing_elemnts): Use them.
11306 (mark_no_warning): Removed.
11307 (generate_one_element_ref): Handle BIT_FIELD_REFs.
11308 (REPLDUP, sra_build_elt_assignment): New.
11309 (generate_copy_inout): Use them.
11310 (generate_element_copy): Likewise. Handle bitfld differences.
11311 (generate_element_zero): Don't recurse for blocks. Use
11312 sra_build_elt_assignment.
11313 (generate_one_element_int): Take elt instead of var. Use
11314 sra_build_elt_assignment.
11315 (generate_element_init_1): Adjust.
11316 (scalarize_use, scalarize_copy): Use REPLDUP.
11317 (scalarize_ldst): Move assert before dereference.
11318 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
11320 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11323 * tree.c (reconstruct_complex_type): Reconstruct a reference
11325 Also use the same mode for the pointer as the old pointer type.
11327 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11329 * doc/trouble.texi (Interoperation): Remove note about Ultrix
11332 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
11334 PR rtl-optimization/31676
11335 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
11336 (df_refs_record): Call it.
11338 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
11340 * rtl.def (SS_ABS): New code.
11341 * config/bfin/bfin.c (print_operand): New modifier 'v'.
11342 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
11343 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
11344 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
11345 (bfin_init_builtins): Define them.
11346 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
11347 (bfin_expand_builtin): ... and handle the others here.
11348 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
11349 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
11350 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
11351 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
11352 operand is only HImode.
11354 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
11356 * regclass.c (scan_one_insn): Remove splitting of
11359 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
11360 Nigel Stephens <nigel@mips.com>
11362 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
11364 2007-04-28 Jan Hubicka <jh@suse.cz>
11366 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
11367 insn_locators_alloc instead of insn_locators_initialize;
11368 call reset_block_changes.
11369 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11370 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
11371 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
11372 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
11373 * config/score/score.c (th_output_mi_thunk): Likewise.
11374 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
11375 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
11376 tolerate uninitialized locator info.
11379 * function.c (init_function_start): Don't init line number info.
11380 (expand_function_end): Update.
11381 (reset_block_changes, record_block_change, finalize_block_changes,
11382 check_block_change, free_block_changes): Kill.
11383 * function.h (reset_block_changes, record_block_change,
11384 finalize_block_changes, check_block_change, free_block_changes):
11386 (struct function): Remove ib_boundaries_block.
11387 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11388 Use curr_insn_locator to initialize locator.
11389 (emit_line_note): Remove.
11390 * cfgexpand.c (expand_gimple_cond_expr): Update.
11391 (construct_exit_block): Likewise.
11392 (tree_expand_cfg): Initialize/finalize locators.
11393 * expr.c (expand_expr_real): Update.
11394 * cfglayout.c (line_locators_locs, line_locators_lines,
11395 file_locators_locs, file_locators_files): Remove.
11396 (set_block_levels): Move to cfgexpand.c.
11397 (insn_locators_initialize): Remove.
11398 (pass_insn_locators_initialize): Remove.
11399 (locations_locators_locs, locations_locators_vals): New static vars.
11400 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11402 (insn_locators_alloc, insn_locators_finalize,
11403 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11405 (locator_location): New.
11406 (locator_line, locator_file): Rewrite.
11407 * rtl.h (emit_line_note): Kill.
11408 (insn_locators_alloc, insn_locators_finalize,
11409 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11411 * tree-inline.c (initialize_cfun): Do not initialize
11412 ib_boundaries_block.
11413 * passes.c (pass_insn_locators_initialize): Remove.
11415 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
11417 * tree-cfg.c (move_block_to_fn): Release bb from dominance
11418 info. Update last_basic_block correctly.
11420 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
11423 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
11424 register itself to hold the offset constant. Tell flow the use
11425 of r4 and r5 when they are used.
11427 2007-04-27 Richard Guenther <rguenther@suse.de>
11429 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
11430 if we simplified anything.
11431 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
11432 warnings until we did a simplification and the stmt was not
11433 marked as TREE_NO_WARNING.
11435 2007-04-27 Mike Stump <mrs@apple.com>
11437 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
11439 2007-04-27 Ian Lance Taylor <iant@google.com>
11441 PR middle-end/31710
11442 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
11443 TYPE_MAX_VALUE exist, convert them to the new type.
11445 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11447 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
11448 if it claims to be available.
11449 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
11450 edge is redirected.
11451 (perform_tree_ssa_dce): Always free postdominators.
11453 2007-04-27 Richard Henderson <rth@redhat.com>
11455 * config/alpha/predicates.md (aligned_memory_operand): Mark
11456 as define_special_predicate.
11457 (unaligned_memory_operand, normal_memory_operand): Likewise.
11458 (reg_or_unaligned_mem_operand): Remove.
11459 (any_memory_operand): Match the documentation and check for
11460 non-renumbered pseudos during reload.
11461 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
11462 alpha_secondary_reload_class, update to new interface, make static.
11463 Handle CQImode like HImode. Remove FP subreg check.
11464 (alpha_expand_mov): Use replace_equiv_address.
11465 (alpha_expand_mov_nobwx): Use any_memory_operand.
11466 (TARGET_SECONDARY_RELOAD): New.
11467 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
11468 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
11469 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
11470 * config/alpha/alpha.md: ... here.
11471 (RELOAD12, reloadmode): New.
11473 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
11474 Don't handle the aligned case here.
11475 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
11476 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
11477 reload_inhi_help. Don't expect a scratch register.
11478 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
11480 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
11482 2007-04-27 Richard Guenther <rguenther@suse.de>
11484 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
11486 2007-04-27 Richard Guenther <rguenther@suse.de>
11488 PR tree-optimization/30965
11489 PR tree-optimization/30978
11490 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
11491 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
11492 (find_equivalent_equality_comparison): Likewise.
11493 (simplify_cond): Likewise.
11494 (get_prop_source_stmt): New helper.
11495 (get_prop_dest_stmt): Likewise.
11496 (can_propagate_from): Likewise.
11497 (remove_prop_source_from_use): Likewise.
11498 (combine_cond_expr_cond): Likewise.
11499 (forward_propagate_comparison): New function.
11500 (forward_propagate_into_cond): Rewrite to use fold for
11502 (tree_ssa_forward_propagate_single_use_vars): Call
11503 forward_propagate_comparison to propagate comparisons.
11505 2007-04-27 Richard Guenther <rguenther@suse.de>
11507 PR tree-optimization/31715
11508 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
11509 sure to do computation on the offset in an appropriate
11512 2007-04-27 Richard Sandiford <richard@codesourcery.com>
11514 * reload.h (elimination_target_reg_p): Declare.
11515 * reload.c (find_reloads): Don't apply the reg_rtx move
11516 optimization if the SET_DEST satisfies elimination_target_reg_p.
11517 * reload1.c (elimination_target_reg_p): New function.
11518 (gen_reload): In the move/add2 fallback, make sure that op0
11519 does not overlap the destination register.
11521 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11523 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
11524 transform only GIMPLE_MODIFY_STMTs.
11525 * tree-complex.c (expand_complex_operations_1): Ditto.
11526 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
11527 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
11528 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
11530 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
11531 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
11532 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
11533 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
11534 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
11535 slpeel_add_loop_guard): Ditto.
11536 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
11537 * lambda-code.c (perfect_nestify): Ditto.
11538 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
11539 before the first statement.
11540 * tree-optimize.c (execute_free_datastructures): Fix comments.
11541 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
11542 * tree-flow.h (disband_implicit_edges): Declaration removed.
11543 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
11545 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
11546 COND_EXPRs without gotos.
11547 (disband_implicit_edges, has_label_p): Removed.
11548 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
11549 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
11551 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
11553 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
11554 also for COND_EXPRs.
11555 * cfgexpand.c (label_rtx_for_bb): New function.
11556 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
11557 Use label_rtx_for_bb to find the labels.
11558 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
11559 last block. Detect fallthru edges.
11561 2007-04-26 Ian Lance Taylor <iant@google.com>
11564 * reload.c (find_reloads_subreg_address): If the address was valid
11565 in the original mode but not in the new mode, reload the whole
11568 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
11570 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
11571 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
11572 (cleanup_control_expr_graph): Do not invalidate dominance info.
11573 Record altered blocks.
11574 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
11575 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
11576 cleanup_tree_cfg_bb): New functions.
11577 (remove_forwarder_block): Do not maintain the worklist of blocks.
11578 Record altered blocks.
11579 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
11580 not over whole cfg.
11581 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
11582 delete_unreachable_blocks if dominators are not available.
11583 * tree-inline.c (optimize_inline_calls): Free dominance information
11585 * tree-flow.h (remove_edge_and_dominated_blocks,
11586 cfgcleanup_altered_bbs): Altered.
11587 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
11589 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
11591 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
11592 do not invalidate dominators.
11594 2007-04-26 Anatoly Sokolov <aesok@post.ru>
11596 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
11597 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
11598 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11599 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11601 2007-04-26 Steve Ellcey <sje@cup.hp.com>
11603 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
11605 2007-04-26 Richard Guenther <rguenther@suse.de>
11607 PR tree-optimization/31703
11608 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
11609 the right type for the target of the bittest.
11611 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11613 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
11614 ix86_sol10_return_in_memory.
11616 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11618 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
11621 2007-04-26 Jakub Jelinek <jakub@redhat.com>
11624 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
11626 PR tree-optimization/30558
11627 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
11628 clear this_state.prev_try.
11630 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11631 Mark Mitchell <mark@codesourcery.com>
11633 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
11634 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
11635 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
11637 2007-04-26 Richard Sandiford <richard@codesourcery.com>
11640 * doc/invoke.texi (%:print-asm-header): Document.
11641 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
11643 (static_spec_functions): Add print-asm-header.
11644 (main): Print a banner before the --target-help linker options.
11645 (print_asm_header_spec_function): New function.
11647 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
11650 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
11651 (movsf_ie): Likewise.
11653 2007-04-25 Paolo Carlini <pcarlini@suse.de>
11655 * doc/extend.texi ([Type Traits]): Adjust per N2255.
11657 2007-04-25 Bob Wilson <bob.wilson@acm.org>
11659 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
11660 exception for divide-by-zero.
11661 (__umodsi3, __modsi3): Likewise.
11663 2007-04-25 Dirk Mueller <dmueller@suse.de>
11665 * c-typeck.c (build_compound_expr): Annotate warning()
11666 call with OPT_Wunused_value.
11667 * tree-ssa.c (warn_uninit): Annotate warning with
11669 * c-common.c (handle_sentinel_attribute): Annotate warning
11670 call with OPT_Wattributes.
11672 2007-04-25 Thiemo Seufer <ths@mips.com>
11674 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
11675 (mips16): Fix typo.
11676 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
11677 on to the assembler. Improve handling of -mno-mips16. Add handling
11678 of -mno-mips3d, -mno-dsp, -mno-dspr2.
11679 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
11680 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
11681 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
11683 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
11686 * config/i386/winnt.c (i386_pe_file_end): Strip only
11687 USER_LABEL_PREFIX when writing export name.
11689 2007-04-25 Richard Sandiford <richard@codesourcery.com>
11691 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
11692 sh/elf.h, vx-common.h and vxworks.h.
11693 * config/sh/sh.h: Include config/vxworks-dummy.h.
11694 (SUBTARGET_OVERRIDE_OPTIONS): Define.
11695 (OVERRIDE_OPTIONS): Use it.
11696 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
11697 (vxworks_picreg): New pattern.
11698 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
11699 VXWORKS_OS_CPP_BUILTINS.
11700 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
11701 to their VXWORKS_* equivalents.
11702 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
11703 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
11704 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
11705 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
11706 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
11707 -mrtp/-fPIC multilibs.
11708 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
11709 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
11710 (MULTILIB_OSDIRNAMES): Delete.
11712 2007-04-25 Anatoly Sokolov <aesok@post.ru>
11715 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
11717 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
11719 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
11720 rounding mode to be specified by the caller.
11721 (real_to_mpfr) Likewise.
11722 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
11723 include new arguments.
11724 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
11726 2007-04-24 Ian Lance Taylor <iant@google.com>
11728 PR tree-optimization/31605
11729 * tree-vrp.c (set_value_range): Check that min and max are not
11730 both overflow infinities.
11731 (set_value_range_to_value): New static function.
11732 (extract_range_from_binary_expr): Call set_value_range_to_value.
11733 (extract_range_from_cond_expr): Likewise.
11734 (extract_range_from_expr): Likewise.
11735 (extract_range_from_unary_expr): Likewise. Don't create a range
11736 which overflows on both sides.
11737 (vrp_meet): Check for a useless range.
11738 (vrp_visit_phi_node): If we see a constant which looks like an
11739 overflow infinity, turn off the TREE_OVERFLOW flag.
11741 2007-04-24 Ian Lance Taylor <iant@google.com>
11743 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
11745 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
11747 PR diagnostic/25923
11748 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
11749 diagnostic message is being built.
11750 * tree-pretty-print.c (dump_generic_node): Only write the
11751 formatted text into BUFFER's stream if we are not building a
11752 diagnostic message.
11753 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
11755 * Makefile.in (toplev.o): Depend on tree-pass.h.
11757 2007-04-24 Ian Lance Taylor <iant@google.com>
11759 PR tree-optimization/31602
11760 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
11761 conditionals in the copied loop header.
11762 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
11763 warnings if TREE_NO_WARNING is set.
11764 * doc/invoke.texi (Warning Options): Clarify that
11765 -Wstrict-overflow does not warn about loops.
11767 2007-04-24 Janis Johnson <janis187@us.ibm.com>
11769 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
11770 expand on the comment about _Decimal128 arguments and check the
11771 integer result of the modulus operation; for 64-bit ELF ABI, ensure
11772 that _Decimal128 argument uses even/odd register pair.
11773 (function_arg): Ditto.
11775 2007-04-24 Hui-May Chang <hm.chang@apple.com>
11777 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
11778 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
11780 2007-04-24 Richard Guenther <rguenther@suse.de>
11781 Olga Golovanevsky <olga@il.ibm.com>
11783 * fold-const.c (multiple_of_p): Check for bottom
11786 2007-04-24 Richard Henderson <rth@redhat.com>
11788 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
11789 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
11790 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
11791 looking for non-zero bits shifted out. Avoid a recursive call
11792 when constructing the scalar.
11793 (__floatundisf): Likewise.
11795 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
11797 * dwarf2out.c (field_byte_offset): Move the existing logic
11798 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
11799 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
11801 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11804 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
11805 length argument of 0 for memset.
11806 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
11807 unsigned shift instead of the signed variant.
11809 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
11811 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
11812 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
11813 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
11814 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
11815 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
11816 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
11817 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
11818 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
11819 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
11820 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
11821 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
11822 "mul<mode>3", "div<mode>3"): Insn definitions added.
11823 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
11824 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
11825 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
11826 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
11827 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
11828 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
11829 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
11830 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
11831 TARGET_FLOAT_FORMAT): Macro definitions removed.
11832 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
11833 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
11834 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
11835 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
11836 (s390_gen_rtx_const_DI): Function removed.
11837 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
11839 2007-04-24 Richard Sandiford <richard@codesourcery.com>
11841 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
11842 over an external ffs function.
11844 2007-04-24 Chao-ying Fu <fu@mips.com>
11845 Richard Sandiford <richard@nildram.co.uk>
11847 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
11848 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
11849 (smadd_widen_optab, umadd_widen_optab): Define.
11850 * optabs.c (init_optabs): Initialize smadd_widen_optab and
11852 * genopinit.c (optabs): Fill in smadd_widen_optab and
11854 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
11855 and umadd_widen_optab to implement multiply-add sequences.
11856 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
11857 (<u>maddsidi4): ...this. Extend condition to include
11858 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
11859 of operand 0 to "ka" and use the three-operand form of madd<u>
11861 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
11863 * config/mips/constraints.md (ka): New register constraint.
11865 2007-04-24 Jan Hubicka <j@suse.cz>
11869 2007-04-23 Jan Hubicka <jh@suse.cz>
11870 * function.c (init_function_start): Don't init line number info.
11871 (expand_function_end): Update.
11872 (reset_block_changes, record_block_change, finalize_block_changes,
11873 check_block_change, free_block_changes): Kill.
11874 * function.h (reset_block_changes, record_block_change,
11875 finalize_block_changes, check_block_change, free_block_changes):
11877 (struct function): Remove ib_boundaries_block.
11878 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
11879 Use curr_insn_locator to initialize locator.
11880 (emit_line_note): Remove.
11881 * cfgexpand.c (expand_gimple_cond_expr): Update.
11882 (construct_exit_block): Likewise.
11883 (tree_expand_cfg): Initialize/finalize locators.
11884 * expr.c (expand_expr_real): Update.
11885 * cfglayout.c (line_locators_locs, line_locators_lines,
11886 file_locators_locs, file_locators_files): Remove.
11887 (set_block_levels): Move to cfgexpand.c.
11888 (insn_locators_initialize): Remove.
11889 (pass_insn_locators_initialize): Remove.
11890 (locations_locators_locs, locations_locators_vals): New static vars.
11891 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
11893 (insn_locators_alloc, insn_locators_finalize,
11894 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11896 (locator_location): New.
11897 (locator_line, locator_file): Rewrite.
11898 * rtl.h (emit_line_note): Kill.
11899 (insn_locators_alloc, insn_locators_finalize,
11900 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
11902 * tree-inline.c (initialize_cfun): Do not initialize
11903 ib_boundaries_block.
11904 * passes.c (pass_insn_locators_initialize): Remove.
11906 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
11908 * doc/invoke.texi: Removed leading '-' from option index entries.
11910 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
11912 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
11914 (create_phi_node): Use set_phi_nodes.
11915 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
11916 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
11917 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
11918 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
11919 (bsi_start, bsi_last): Use bb_stmt_list.
11920 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
11921 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
11922 Traverse the statements using tsi iterator.
11923 * basic-block.h (struct basic_block_def): Fields stmt_list
11924 and phi_nodes moved to ...
11925 (struct tree_bb_info): ... new structure.
11926 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
11927 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
11928 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
11929 (tree_verify_flow_info): Verify that il.tree is not set for
11930 entry and exit block.
11931 (tree_split_block): Use set_bb_stmt_list.
11933 2007-04-23 Mike Stump <mrs@apple.com>
11935 * config/i386/i386.c (ix86_tune_features
11936 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
11939 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
11941 * config/i386/i386.md (prefix_extra): New attribute.
11942 (length): Add prefix_extra.
11944 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
11945 (sse2_movntv2di): Likewise.
11946 (sse2_cvtps2dq): Likewise.
11947 (sse2_cvtpd2pi): Likewise.
11948 (sse2_cvttpd2pi): Likewise.
11949 (*sse2_cvtpd2ps): Likewise.
11950 (*add<mode>3): Likewise.
11951 (sse2_ssadd<mode>3): Likewise.
11952 (sse2_usadd<mode>3): Likewise.
11953 (*sub<mode>3): Likewise.
11954 (sse2_sssub<mode>3): Likewise.
11955 (sse2_ussub<mode>3): Likewise.
11956 (*mulv8hi3): Likewise.
11957 (*smulv8hi3_highpart): Likewise.
11958 (*umulv8hi3_highpart): Likewise.
11959 (sse2_umulv2siv2di3): Likewise.
11960 (sse2_pmaddwd): Likewise.
11961 (ashr<mode>3): Likewise.
11962 (lshr<mode>3): Likewise.
11963 (ashl<mode>3): Likewise.
11964 (sse2_ashlti3): Likewise.
11965 (sse2_lshrti3): Likewise.
11966 (*umaxv16qi3): Likewise.
11967 (*smaxv8hi3): Likewise.
11968 (*uminv16qi3): Likewise.
11969 (*sminv8hi3): Likewise.
11970 (sse2_eq<mode>3): Likewise.
11971 (sse2_gt<mode>3): Likewise.
11972 (*and<mode>3): Likewise.
11973 (sse2_nand<mode>3): Likewise.
11974 (*ior<mode>3): Likewise.
11975 (*xor<mode>3): Likewise.
11976 (sse2_packsswb): Likewise.
11977 (sse2_packssdw): Likewise.
11978 (sse2_packuswb): Likewise.
11979 (sse2_punpckhbw): Likewise.
11980 (sse2_punpcklbw): Likewise.
11981 (sse2_punpckhwd): Likewise.
11982 (sse2_punpcklwd): Likewise.
11983 (sse2_punpckhdq): Likewise.
11984 (sse2_punpckldq): Likewise.
11985 (sse2_punpckhqdq): Likewise.
11986 (sse2_punpcklqdq): Likewise.
11987 (*sse2_pinsrw): Likewise.
11988 (*sse2_pextrw): Likewise.
11989 (sse2_pshufd_1): Likewise.
11990 (sse2_uavgv16qi3): Likewise.
11991 (sse2_uavgv8hi3): Likewise.
11992 (sse2_psadbw): Likewise.
11993 (sse2_pmovmskb): Likewise.
11994 (*sse2_maskmovdqu): Likewise.
11995 (*sse2_maskmovdqu_rex64): Likewise.
11996 (sse4a_extrqi): Likewise.
11997 (sse4a_extrq): Likewise.
11998 (sse3_lddqu): Set prefix_rep.
11999 (sse3_addsubv4sf3): Likewise.
12000 (sse3_haddv4sf3): Likewise.
12001 (sse3_hsubv4sf3): Likewise.
12002 (sse_cvtss2si): Likewise.
12003 (sse_cvtss2si_2): Likewise.
12004 (sse_cvtss2siq): Likewise.
12005 (sse_cvtss2siq_2): Likewise.
12006 (sse_cvttss2si): Likewise.
12007 (sse_cvttss2siq): Likewise.
12008 (sse2_cvttps2dq): Likewise.
12009 (sse3_movshdup): Likewise.
12010 (sse3_movsldup): Likewise.
12011 (sse2_cvtsd2si): Likewise.
12012 (sse2_cvtsd2si_2): Likewise.
12013 (sse2_cvtsd2siq): Likewise.
12014 (sse2_cvtsd2siq_2): Likewise.
12015 (sse2_cvttsd2si): Likewise.
12016 (sse2_cvttsd2siq): Likewise.
12017 (*sse2_cvtpd2dq): Likewise.
12018 (*sse2_cvttpd2dq): Likewise.
12019 (sse2_pshuflw_1): Likewise.
12020 (sse2_pshufhw_1): Likewise.
12021 (sse4a_insertqi): Likewise.
12022 (sse4a_insertq): Likewise.
12023 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
12024 (ssse3_phadddv4si3): Likewise.
12025 (ssse3_phaddswv8hi3): Likewise.
12026 (ssse3_phsubwv8hi3): Likewise.
12027 (ssse3_phsubdv4si3): Likewise.
12028 (ssse3_phsubswv8hi3): Likewise.
12029 (ssse3_pmaddubswv8hi3): Likewise.
12030 (ssse3_pmulhrswv8hi3): Likewise.
12031 (ssse3_pshufbv16qi3): Likewise.
12032 (ssse3_psign<mode>3): Likewise.
12033 (ssse3_palignrti): Likewise.
12034 (abs<mode>2): Likewise.
12035 (ssse3_phaddwv4hi3): Set prefix_extra.
12036 (ssse3_phadddv2si3): Likewise.
12037 (ssse3_phaddswv4hi3): Likewise.
12038 (ssse3_phsubwv4hi3): Likewise.
12039 (ssse3_phsubdv2si3): Likewise.
12040 (ssse3_phsubswv4hi3): Likewise.
12041 (ssse3_pmaddubswv4hi3): Likewise.
12042 (ssse3_pmulhrswv4hi3): Likewise.
12043 (ssse3_pshufbv8qi3): Likewise.
12044 (ssse3_psign<mode>3): Likewise.
12045 (ssse3_palignrdi): Likewise.
12046 (abs<mode>2): Likewise.
12047 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
12048 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
12049 (sse2_pmovmskb): Set mode to SI instead of V2DF.
12051 2007-04-23 Nick Clifton <nickc@redhat.com>
12053 * params.def: Fix formatting of emacs local variables.
12055 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
12057 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
12058 move if inter-unit move isn't allowed.
12059 Don't split moving the first element of V2DI to DI to inter-unit
12060 move if inter-unit move isn't allowed.
12062 2007-04-23 Richard Guenther <rguenther@suse.de>
12064 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
12065 and CDI_POST_DOMINATORS separately.
12067 2007-04-23 Nick Clifton <nickc@redhat.com>
12069 * c.opt (Wformat-contains-nul): Add warning attribute.
12071 2007-04-23 Jan Hubicka <jh@suse.cz>
12073 * function.c (init_function_start): Don't init line number info.
12074 (expand_function_end): Update.
12075 (reset_block_changes, record_block_change, finalize_block_changes,
12076 check_block_change, free_block_changes): Kill.
12077 * function.h (reset_block_changes, record_block_change,
12078 finalize_block_changes, check_block_change, free_block_changes):
12080 (struct function): Remove ib_boundaries_block.
12081 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12082 Use curr_insn_locator to initialize locator.
12083 (emit_line_note): Remove.
12084 * cfgexpand.c (expand_gimple_cond_expr): Update.
12085 (construct_exit_block): Likewise.
12086 (tree_expand_cfg): Initialize/finalize locators.
12087 * expr.c (expand_expr_real): Update.
12088 * cfglayout.c (line_locators_locs, line_locators_lines,
12089 file_locators_locs, file_locators_files): Remove.
12090 (set_block_levels): Move to cfgexpand.c.
12091 (insn_locators_initialize): Remove.
12092 (pass_insn_locators_initialize): Remove.
12093 (locations_locators_locs, locations_locators_vals): New static vars.
12094 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12096 (insn_locators_alloc, insn_locators_finalize,
12097 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12099 (locator_location): New.
12100 (locator_line, locator_file): Rewrite.
12101 * rtl.h (emit_line_note): Kill.
12102 (insn_locators_alloc, insn_locators_finalize,
12103 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12105 * tree-inline.c (initialize_cfun): Do not initialize
12106 ib_boundaries_block.
12107 * passes.c (pass_insn_locators_initialize): Remove.
12109 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
12111 PR middle-end/31448
12112 * expr.c (reduce_to_bit_field_precision): Handle
12115 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
12117 PR tree-optimization/24659
12118 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
12119 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
12120 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
12121 * genopinit.c (optabs): Rename vec_pack_mod_optab
12122 to vec_pack_trunc_optab.
12123 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
12124 early for scalar floating point operands for NOP_EXPR.
12125 (vectorizable_type_promotion): Ditto.
12126 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
12127 vec_pack_trunc_optab.
12128 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
12130 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
12131 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
12132 Rename from VEC_PACK_MOD_EXPR.
12133 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
12134 * expr.c (expand_expr_real_1): Ditto.
12135 * tree-inline.c (estimate_num_insns_1): Ditto.
12136 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
12138 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
12139 (vec_unpacks_lo_v4sf): Ditto.
12140 (vec_pack_trunc_v2df): Ditto.
12141 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
12142 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12143 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
12145 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
12147 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
12149 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
12150 Rename from VEC_PACK_MOD_EXPR. This expression also represent
12151 packing of floating point operands.
12152 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
12153 represent unpacking of floating point operands.
12154 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
12155 [vec_unpacks_hi]: Ditto.
12156 [vec_unpacks_lo]: Ditto.
12158 2007-04-22 Jan Hubicka <jh@suse.cz>
12160 * final.c (rest_of_handle_final): Call
12161 targetm.asm_out.constructor/targetm.asm_out.destructor
12162 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
12163 proper priority via decl_*_priority_insert.
12164 * c-common.c (c_expand_body): Likewise.
12166 2007-04-22 Richard Guenther <rguenther@suse.de>
12168 PR tree-optimization/29789
12169 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
12170 (rewrite_reciprocal): New helper split out from
12171 determine_invariantness_stmt.
12172 (rewrite_bittest): Likewise.
12173 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
12174 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
12177 2007-04-22 Revital Eres <eres@il.ibm.com>
12179 * loop-unroll.c (var_to_expand): New field to support also
12180 insns of the form x = something + x.
12181 (analyze_insn_to_expand_var): Use it.
12182 (expand_var_during_unrolling): Likewise.
12184 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12186 * predict.c: Include pointer-set.h.
12187 (bb_predictions): New variable.
12188 (tree_predicted_by_p, tree_predict_edge,
12189 remove_predictions_associated_with_edge): Use bb_predictions map
12190 instead of bb->predictions.
12191 (clear_bb_predictions, assert_is_empty): New functions.
12192 (combine_predictions_for_bb): Use bb_predictions map. Call
12193 clear_bb_predictions.
12194 (tree_estimate_probability): Create and free bb_predictions map.
12195 * Makefile.in (predict.o): Add pointer-set.h dependency.
12196 * basic-block.h (struct basic_block_def): Remove predictions
12198 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
12200 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
12203 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
12206 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12208 * timevar.c (timevar_print): Change reference of --disable-checking to
12209 --enable-checking=release. Also warn if assert checking is disabled.
12211 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12214 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
12215 decl as addressable if the compound literal was marked as
12217 Mark the decl as a gimple register if it is a complex or
12218 vector decl and does not live in memory.
12220 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12222 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
12223 (GENERIC_NEXT): New function macro.
12224 (PHI_CHAIN): Use phi_node's new chain variable.
12225 (tree_phi_node): Change tree_common to tree_base
12226 and add the chain field.
12227 * tree-phinodes.c (make_phi_node): Don't set
12228 TREE_TYPE on the new node.
12229 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
12230 instead of checking GIMPLE_TUPLE_P in chain_next.
12231 * tree-vect-transform.c
12232 (get_initial_def_for_induction): Look at
12233 PHI_RESULT_TREE for the type of the phi node.
12234 (update_vuses_to_preheader): Use PHI_CHAIN
12235 instead of TREE_CHAIN on the phi node.
12236 * tree-ssa-structalias.c (compute_points_to_sets):
12238 (ipa_pta_execute): Likewise.
12240 2007-04-21 Richard Guenther <rguenther@suse.de>
12242 PR middle-end/31136
12243 * fold-const.c (fold_unary): Call fold_convert_const on the
12246 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
12248 * gcse.c (store_killed_in_insn): Handle PARALLELs.
12249 (store_killed_in_pat): New.
12251 2007-04-20 Richard Henderson <rth@redhat.com>
12254 * config/i386/i386.c (type_has_variadic_args_p): Look for any
12255 TREE_LIST with a void_type_node value, not void_list_node exactly.
12257 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
12259 * doc/standards.texi: Re-arrange into language-specific
12260 subsections. Add a C++ section, documenting which standards we
12263 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
12265 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
12266 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
12268 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
12270 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
12271 ecrti.o and crtbegin.o.
12272 (LIB_DEFAULT_SPEC): Include -lc.
12273 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
12275 2007-04-20 Richard Henderson <rth@redhat.com>
12278 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
12279 argument; update all callers.
12280 (get_unaligned_offset): New.
12281 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
12282 get_unaligned_address, just pass on the address directly.
12283 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
12284 the subreg in the helper patterns.
12285 (unaligned_extendqidi_le): Use get_unaligned_offset.
12286 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
12287 (unaligned_extendhidi_be): Likewise.
12288 (unaligned_extendhidi): Tidy.
12289 * config/alpha/alpha-protos.h: Update.
12291 2007-04-20 Richard Henderson <rth@redhat.com>
12293 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
12294 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
12295 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
12296 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12297 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12298 (CPP_SPEC): Don't include %(cpp_subtarget).
12299 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
12300 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
12301 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
12303 2007-04-20 Jakub Jelinek <jakub@redhat.com>
12305 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
12306 for __builtin_ia32_cmpordss.
12308 PR tree-optimization/31632
12309 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
12310 and arg1 for optimizations of comparison against min/max values.
12311 Fold arg0 to arg1's type for optimizations of comparison against
12312 min+1 and max-1 values.
12314 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
12316 * reload.c (combine_reloads): When trying to use a dying register,
12317 check whether it's uninitialized and don't use if so.
12319 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
12321 * fold-const.c: Remove prototypes for native_encode_expr and
12322 native_interpret_expr.
12323 (native_encode_expr): Make non-static.
12324 (native_interpret_expr): Likewise.
12325 * tree.h: Add prototypes for the above.
12327 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12329 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
12330 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
12331 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
12332 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
12333 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
12334 Add length attributes.
12336 2007-04-19 Janis Johnson <janis187@us.ibm.com>
12338 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
12341 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
12342 __STDC_WANT_DEC_FP__.
12344 2007-04-19 Joseph Myers <joseph@codesourcery.com>
12346 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
12347 for long double compatibility.
12348 * configure: Regenerate.
12350 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
12352 PR rtl-optimization/29841
12353 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
12355 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
12356 that may cause control flow transfer from being moved.
12358 2007-04-18 Jan Hubicka <jh@suse.cz>
12360 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
12363 2007-04-18 Eric Christopher <echristo@apple.com>
12365 * config/rs6000/darwin.md (load_macho_picbase): Use link register
12366 only. Update operands.
12367 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
12368 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
12369 link register to pic register.
12371 2007-04-18 Dirk Mueller <dmueller@suse.de>
12373 PR diagnostic/31227
12374 * tree-vrp.c (search_for_addr_array): New.
12375 (check_array_bounds): Suppress warning about
12376 address taken of array refs if its not de-referenced.
12378 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12380 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
12381 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
12383 * tree-vectorizer.h (NITERS_KNOWN_P): New.
12384 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
12385 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
12387 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
12389 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
12391 (vect_analyze_scalar_cycles): Fix indentation.
12392 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
12393 (vect_mark_relevant): Include phis in relevance analysis.
12395 * tree-vect-transform.c (vect_transform_loop): Add an assert.
12397 2007-04-18 Anatoly Sokolov <aesok@post.ru>
12399 * config/avr/avr.c (ptrreg_to_str): Replace error() with
12400 output_operand_lossage().
12402 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12404 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
12405 the unused code for reduction without adjust-in-epilog to simplify the
12408 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
12410 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
12411 (S390_TDC_NEGATIVE_ZERO): New constant.
12412 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
12413 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
12414 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
12415 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
12416 (S390_TDC_POSITIVE_INFINITY): New constant.
12417 (S390_TDC_NEGATIVE_INFINITY): New constant.
12418 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
12419 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
12420 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
12421 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
12422 (S390_TDC_INFINITY): New constant.
12423 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
12424 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
12425 optimization for UNSPEC_CCZ_TO_INT.
12426 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
12427 ("*ccz_to_int"): New insn.
12428 ("isinf<mode>2"): New insn.
12429 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
12430 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
12431 (UNSPEC_CCZ_TO_INT): New constant.
12433 2007-04-18 Richard Guenther <rguenther@suse.de>
12435 PR tree-optimization/19431
12436 PR tree-optimization/21463
12437 * tree-pass.h (pass_phiprop): Declare.
12438 * passes.c (init_optimization_passes): New phiprop pass.
12439 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
12440 (phivn_valid_p): New helper function.
12441 (phiprop_insert_phi): Likewise.
12442 (propagate_with_phi): Likewise.
12443 (tree_ssa_phiprop): New propagator propagating loads
12444 through phi nodes if profitable.
12446 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
12448 * tree-vect-analyze.c (process_use): New function.
12449 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
12450 Check phis in all bbs.
12451 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
12454 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
12456 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
12459 2007-04-17 Anatoly Sokolov <aesok@post.ru>
12462 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
12465 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
12467 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
12469 (sse_vmmulv4sf3): Likewise.
12470 (sse2_vmaddv2df3): Likewise.
12471 (sse2_vmmulv2df3): Likewise.
12473 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
12475 PR rtl-optimization/31360
12476 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
12477 (target_reg_cost): New.
12478 (init_set_costs): Initialize target_reg_cost. Add comments
12479 regarding the rationale of the costs.
12480 (global_cost_for_size): Renamed to...
12481 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
12482 of register pressure.
12483 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
12484 estimate_reg_pressure_cost. Add number of ivs.
12485 (determine_set_costs): Dump target_reg_cost.
12486 * loop-invariant.c (gain_for_invariant): Use
12487 estimate_reg_pressure_cost. Removed n_inv_uses argument.
12488 (best_gain_for_invariant, find_invariants_to_move): Remove
12490 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
12491 (target_reg_cost): Declare.
12492 (global_cost_for_size): Declaration removed.
12493 (estimate_reg_pressure_cost): Declare.
12495 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
12497 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
12498 regnos into even/odd register pairs.
12499 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
12500 TDmode similar to the other floating point modes.
12501 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
12502 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
12504 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
12505 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
12506 (movdd_hardfloat64): Use TARGET_MFPGPR.
12508 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
12510 * reload1.c (delete_output_reload): Don't count output in n_inherited.
12513 2005-01-05 Richard Henderson <rth@redhat.com>
12515 * reload1.c (do_input_reload): Restrict the optimization deleteing
12516 a previous output reload to RELOAD_FOR_INPUT.
12518 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
12520 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
12521 induc_vec_info_type.
12522 (vectorizable_induction): New function declaration.
12523 * tree-vect-transform.c (get_initial_def_for_induction): No need to
12524 check if already vectorized. Find first place in BB where new stmts
12525 can be inserted. Takes only one argument.
12526 (vectorizable_induction): New function.
12527 (vect_transform_stmt): Add case for induc_vec_info_type to call
12528 vectorizable_induction.
12529 (vect_transform_loop): Consider phis for vectorization.
12530 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
12532 (analyze_operations): Call vectorizable_induction when analyzing phis.
12534 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
12535 (vect_mark_relevant): Include phis in relevance analysis.
12536 (vect_mark_stmts_to_be_vectorize): Likewise.
12537 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
12539 2007-04-16 Lawrence Crowl <crowl@google.com>
12541 * doc/invoke.texi (Debugging Options): Add documentation for the
12542 -femit-struct-debug options -femit-struct-debug-baseonly,
12543 -femit-struct-debug-reduced, and
12544 -femit-struct-debug-detailed[=...].
12546 * c-opts.c (c_common_handle_option): Add
12547 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
12548 and OPT_femit_struct_debug_detailed_.
12549 * c.opt: Add specifications for
12550 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
12551 and -femit-struct-debug-detailed[=...].
12552 * opts.c (set_struct_debug_option): Parse the
12553 -femit-struct-debug-... options.
12554 * opts.c (matches_main_base, main_input_basename,
12555 main_input_baselength, base_of_path, matches_main_base): Add
12556 variables and functions to compare header base name to compilation
12558 * opts.c (should_emit_struct_debug): Add to determine to emit a
12559 structure based on the option.
12560 (dump_struct_debug) Also disabled function to debug this
12562 * opts.c (handle_options): Save the base name of the
12565 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
12566 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
12567 This hook indicates if a type is generic. Set it by default
12568 to "never generic".
12569 * langhooks.h (struct lang_hooks_for_types): Add a new hook
12570 to determine if a struct type is generic or not.
12571 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
12572 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
12573 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
12574 with live C++ hook.
12576 * flags.h (enum debug_info_usage): Add an enumeration to describe
12577 a program's use of a structure type.
12578 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
12579 to indicate the program's usage of the type. Filter structs based
12580 on the -femit-struct-debug-... specification.
12581 (gen_type_die): Split into two routines, gen_type_die and
12582 gen_type_die_with_usage. gen_type_die is now a wrapper
12583 that assumes direct usage.
12584 (gen_type_die_with_usage): Replace calls to gen_type_die
12585 with gen_type_die_with_usage adding the program usage of
12586 the referenced type.
12587 (dwarf2out_imported_module_or_decl): Suppress struct debug
12588 information using should_emit_struct_debug when appropriate.
12590 2007-04-16 Ian Lance Taylor <iant@google.com>
12592 PR tree-optimization/31522
12593 * tree-vrp.c (vr_phi_edge_counts): New static variable.
12594 (vrp_initialize): Allocate vr_phi_edge_counts.
12595 (vrp_visit_phi_node): Don't push to infinity if we saw a new
12596 executable edge. Drop test for all constants.
12597 (vrp_finalize): Free vrp_phi_edge_counts.
12599 * doc/cpp.texi (Common Predefined Macros): Clarify description of
12600 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12602 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
12603 predecessors at head rather than tail.
12605 2007-04-16 Matthias Klose <doko@debian.org>
12607 * config/alpha/linux.h (CPP_SPEC): Define.
12608 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
12610 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
12612 * function.h: Remove sequence_stack extern declaration.
12614 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12616 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
12618 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
12621 2007-04-16 Anatoly Sokolov <aesok@post.ru>
12623 * config/avr/avr.c (avr_arch_types): Rearranging array.
12624 (enum avr_arch): Add.
12625 (avr_mcu_types): Use avr_arch enumeration constants instead of
12627 * config/avr/avr.h (LINK_SPEC): Simplify.
12629 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
12631 * config/m68k/m68k.c (m68k_libcall_value,
12632 m68k_function_value): Use macros for register names more.
12634 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
12636 (M68K_REGNAME): Use A6_REG.
12637 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
12639 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12641 PR middle-end/28071
12642 * sched-int.h (struct deps): Split field 'pending_lists_length' into
12643 'pending_read_list_length' and 'pending_write_list_length'. Update
12645 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
12646 to handle two length counters instead of one. Update all uses.
12647 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
12648 two length counters instead of one.
12649 * sched-rgn.c (propagate_deps): Update to handle two length counters
12652 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
12655 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
12656 copy of source, pass it to ix86_expand_vector_set and return
12659 2007-04-16 David Ung <davidu@mips.com>
12660 Joseph Myers <joseph@codesourcery.com>
12662 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
12663 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
12664 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
12665 Add 74K processor information.
12666 * config/mips/mips.md: Include 74k.md.
12667 (cpu): Add 74kc,74kf,74kx.
12668 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
12669 * config/mips/74k.md: New.
12670 * doc/invoke.texi (MIPS Options): Document 74K support.
12672 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
12674 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
12675 vectorizable_* functions.
12676 * tree-vect-transform.c (vectorizable_call): Add check for
12677 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
12678 (vectorizable_store): likewise.
12679 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
12681 (vectorizable_operation, vectorizable_type_demotion): Likewise.
12682 (vectorizable_type_promotion, vectorizable_load): Likewise.
12683 (vectorizable_live_operation, vectorizable_condition): Likewise.
12684 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
12686 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
12688 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12690 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
12691 register numbers more.
12692 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
12693 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
12694 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
12695 FUNCTION_VALUE_REGNO_P): Likewise.
12696 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
12697 STATIC_CHAIN_REGNUM): Likewise.
12698 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
12699 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
12700 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
12701 * config/m68k/m68k.md (FP_REG): New.
12703 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12705 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
12708 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
12710 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
12711 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
12714 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
12716 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
12719 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12722 * c-decl.c (finish_decl): Grab the type of the decl after the call
12723 to store_init_value.
12725 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
12727 * common.opt (fforward-propagate): Fix "Optimization" annotation.
12729 2007-04-14 Jakub Jelinek <jakub@redhat.com>
12732 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
12733 dominators, post dominators and cleanup cfg before returning.
12735 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
12737 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
12738 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
12740 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
12742 * config.gcc: Recognize fido.
12743 * config/m68k/m68k-devices.def (fidoa): New.
12744 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
12746 (FL_FIDOA, TARGET_FIDOA): New.
12747 * config/m68k/m68k.opt (mfidoa): New.
12749 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12751 PR middle-end/31322
12752 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
12753 when a personality function is used.
12755 2007-04-13 Bob Wilson <bob.wilson@acm.org>
12757 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
12759 2007-04-13 Mike Stump <mrs@apple.com>
12761 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
12763 * config/darwin.opt (fapple-kext): Make C++ only.
12764 * config/darwin.c (darwin_override_options): Remove code to ensure
12765 -fapple-kext is given for C++ only.
12767 2007-04-13 Richard Sandiford <richard@codesourcery.com>
12769 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
12770 * config/mips/mips.c (override_options): Call
12771 SUBTARGET_OVERRIDE_OPTIONS, if defined.
12773 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12775 * config/i386/i386.opt (msvr3-shlib): Removed.
12777 * doc/invoke.texi: Remove -msvr3-shlib.
12779 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
12781 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
12782 with "popcnt" instruction.
12784 2007-04-13 Richard Guenther <rguenther@suse.de>
12786 PR tree-optimization/21258
12787 * tree-vrp.c (compare_case_labels): New helper.
12788 (find_switch_asserts): New function.
12789 (find_assert_locations): Call it for SWITCH_EXPRs.
12791 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
12793 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
12794 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
12795 check is now implied in X87_FLOAT_MODE_P.
12796 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
12797 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
12798 (fix_trunc<mode>_i386_fisttp): Ditto.
12799 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
12800 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
12801 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
12802 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
12803 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
12804 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
12805 (unnamed_splitters): Ditto.
12806 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
12807 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
12808 FIRST_SSE_REG for local functions when SSE math is enabled or
12809 for functions with sseregparm attribute.
12810 (standard_80387_constant_p): Return -1 if mode is not
12812 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
12813 (ix86_expand_compare): Ditto.
12814 (ix86_expand_carry_flag_compare): Ditto.
12815 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
12816 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
12817 DECIMAL_FLOAT_MODE_P.
12818 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
12819 of SCALAR_FLOAT_MODE_P.
12820 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
12821 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
12822 checks before FLOAT_MODE_P.
12823 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
12824 before FLOAT_MODE_P.
12829 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
12831 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
12832 Charles Wilson <libtool@cwilson.fastmail.fm>
12834 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
12835 (libgcc.mvars): Don't depend on them.
12836 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
12837 * exec-tool.in: New.
12839 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
12841 * doc/invoke.text (--help): Document --help=common.
12843 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
12845 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
12847 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12849 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
12850 * genemit.c (main): Emit #include "integrate.h".
12851 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
12852 (LOADGP_RTP): New mips_loadgp_style.
12853 * config/mips/mips.h: Include config/vxworks-dummy.h.
12854 (TARGET_RTP_PIC): New macro.
12855 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
12856 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
12857 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
12858 for TARGET_RTP_PIC.
12859 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
12860 -mvxworks-pic when using -mrtp and a PIC option.
12861 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
12863 (mips_symbolic_constant_p, mips_symbolic_address_p)
12864 (mips_symbol_insns): Handle SYMBOL_HALF.
12865 (override_options): Warn about -G and -mrtp being used together.
12866 Initialize mips_lo_relocs[SYMBOL_HALF].
12867 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
12868 (mips_emit_loadgp): Handle LOADGP_RTP.
12869 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
12870 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
12871 (tablejump): Handle function-relative case table entries if
12873 * config/mips/predicates.md (symbol_ref_operand): New predicate.
12875 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12877 * config/mips/mips.md (load_call<mode>): Allow any general register.
12879 (sibcall_value_internal, sibcall_value_multiple_internal)
12880 (call_value_internal, call_value_split, call_value_multiple_internal)
12881 (call_value_multiple_split): Remove constraints from operand 0.
12883 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12885 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
12886 rather than loadgp_noshared.
12887 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
12888 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
12890 * config/mips/mips.md (loadgp): Rename to...
12891 (loadgp_newabi): ...this.
12892 (loadgp_noshared): Rename to...
12893 (loadgp_absolute): ...this.
12895 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12897 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
12898 false for locally-binding symbols.
12899 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
12901 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12903 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
12904 (SYMBOL_GOT_PAGE_OFST): ...this.
12905 (SYMBOL_GOT_GLOBAL): Rename to...
12906 (SYMBOL_GOT_DISP): ...this.
12907 (SYMBOL_GOTOFF_GLOBAL): Rename to...
12908 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
12909 * config/mips/mips.c (mips_global_symbol_p): New function.
12910 (mips_symbol_binds_local_p): Likewise.
12911 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
12912 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
12913 mips_global_symbol_p and mips_symbol_binds_local_p.
12914 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12915 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
12916 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
12917 SYMBOL_GOTOFF_DISP.
12918 (mips_ok_for_lazy_binding_p): New function.
12919 (mips_load_call_address, mips_expand_call): Use it.
12920 (mips_dangerous_for_la25_p): Likewise.
12921 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
12922 (*got_disp<mode>): Use got_disp_operand instead of
12923 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
12924 SYMBOL_GOTOFF_GLOBAL.
12925 (*got_page<mode>): Use got_page_ofst_operand instead of
12927 * config/mips/predicates.md (const_call_insn_operand): Use
12928 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
12929 (global_got_operand): Rename to...
12930 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
12932 (local_got_operand): Rename to...
12933 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
12934 of SYMBOL_GOT_LOCAL.
12936 2007-04-12 Richard Sandiford <richard@codesourcery.com>
12938 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
12939 TARGET_CALL_CLOBBERED_GP.
12940 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12941 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
12942 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
12943 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
12944 of TARGET_ABICALLS && !TARGET_NEWABI.
12945 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12946 * config/mips/mips.c (mips_load_call_address): Check
12947 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12948 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12949 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
12950 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
12951 TARGET_ABICALLS && TARGET_NEWABI.
12952 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
12954 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
12955 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
12956 TARGET_ABICALLS && TARGET_NEWABI.
12957 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
12958 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
12959 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
12960 whether indirect calls must use $25.
12961 (mips_extra_live_on_entry): Check TARGET_GOT instead of
12963 * config/mips/mips.md (jal_macro): Check flag_pic and
12964 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
12965 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
12966 instead of TARGET_ABICALLS.
12967 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
12968 TARGET_ABICALLS && TARGET_OLDABI.
12969 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
12970 (sibcall): In the comment above the define_insn, mention
12971 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
12972 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
12973 instead of TARGET_ABICALLS.
12975 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
12977 * doc/md.texi (Blackfin family constraints): Document PA and PB.
12978 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
12979 (MACFLAGS_MATCH_P): New macro.
12980 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
12981 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
12982 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
12983 the other MACFLAG constants.
12984 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
12985 (flag_machi): Tighten constraints. Renumber some of the operands.
12986 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
12988 (flag_machi_parts_acconly): New pattern.
12989 (flag_macinithi): Tighten constraints. Allow any accumulator to be
12991 (flag_macinit1hi): Tighten constraints.
12992 (flag_mul_macv2hi_parts_acconly): New pattern.
12994 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
12995 Use a more efficient implementation.
12996 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
12997 inline sequences when not optimizing for size.
12999 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
13000 movhi_high2low): Delete, merge functionality into...
13001 (packv2hi): ... this pattern.
13003 2007-02-11 Jie Zhang <jie.zhang@analog.com>
13004 * config/bfin/bfin.opt (msim): New option.
13005 (mcpu=): New option.
13006 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
13007 (bfin_cpu_t): Typedef of enum bfin_cpu.
13008 (bfin_cpu_type): New declaration.
13009 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
13010 -msim and -mcpu= options.
13011 (LIB_SPEC): Likewise.
13012 * config/bfin/bfin.c (bfin_cpu_type): Define.
13013 (bfin_handle_option): Handle -mcpu= option.
13014 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
13015 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
13016 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
13018 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13020 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
13021 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
13022 (powerpc-wrs-vxworksae): Use ${tm_file}.
13023 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
13024 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
13025 * config/i386/vx-common.h: New file.
13027 2007-04-12 Richard Sandiford <richard@codesourcery.com>
13029 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
13032 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
13034 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
13037 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
13041 * c-common.c (c_build_qualified_type): Set canonical type
13044 2007-04-12 Richard Guenther <rguenther@suse.de>
13046 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
13047 lower bound and element size if lower bound is not zero
13048 or either of the ARRAY_REF operands is set.
13050 2007-04-12 Richard Guenther <rguenther@suse.de>
13052 PR tree-optimization/24689
13053 PR tree-optimization/31307
13054 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
13056 * gimplify.c (canonicalize_addr_expr): To be consistent with
13057 gimplify_compound_lval only set operands two and three of
13058 ARRAY_REFs if they are not gimple_min_invariant. This makes
13059 it never at this place.
13060 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13062 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13064 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
13065 null before emitting a .nsubspa directive.
13067 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13069 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
13070 need_to_partition_p if there are no memory statements in the
13073 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13075 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
13076 (gcd_of_steps_may_divide_p): New function.
13077 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
13079 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13081 * reload.c (find_reloads_toplev, find_reloads_address,
13082 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
13083 not a pointer equality test, to decide if we need to call
13084 push_reg_equiv_alt_mem.
13086 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
13088 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
13089 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
13091 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
13093 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
13095 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
13096 vector to be positive.
13098 2007-04-11 Diego Novillo <dnovillo@redhat.com>
13102 * doc/invoke.texi: Document --params max-aliased-vops and
13104 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
13105 debug_memory_partitions): Move to tree-flow.h
13106 * params.h (AVG_ALIASED_VOPS): Define.
13107 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
13109 (mp_info_t): Likewise.
13110 (get_mem_sym_stats_for): New.
13111 (set_memory_partition): Move from tree-flow-inline.h.
13112 (mark_non_addressable): Only clear the set of symbols for the
13113 partition if it exists.
13114 (dump_memory_partitions): Move from tree-ssa-operands.c
13115 (debug_memory_partitions): Likewise.
13116 (need_to_partition_p): New.
13117 (dump_mem_ref_stats): New.
13118 (debug_mem_ref_stats): New.
13119 (dump_mem_sym_stats): New.
13120 (debug_mem_sym_stats): New.
13121 (update_mem_sym_stats_from_stmt): New.
13122 (compare_mp_info_entries): New.
13123 (mp_info_cmp): Call it.
13124 (sort_mp_info): Change argument to a list of mem_sym_stats_t
13126 (get_mpt_for): Move from tree-ssa-operands.c.
13127 (find_partition_for): New.
13128 (create_partition_for): Remove.
13129 (estimate_vop_reduction): New.
13130 (update_reference_counts): New.
13131 (build_mp_info): New.
13132 (compute_memory_partitions): Refactor.
13133 Document new heuristic.
13134 Call build_mp_info, update_reference_counts,
13135 find_partition_for and estimate_vop_reduction.
13136 (compute_may_aliases): Populate virtual operands before
13137 calling debugging dumps.
13138 (delete_mem_sym_stats): New.
13139 (delete_mem_ref_stats): New.
13140 (init_mem_ref_stats): New.
13141 (init_alias_info): Call it.
13142 (maybe_create_global_var): Remove alias_info argument.
13143 Get number of call sites and number of pure/const call sites
13144 from gimple_mem_ref_stats().
13145 (dump_alias_info): Call dump_memory_partitions first.
13146 (dump_points_to_info_for): Show how many times a pointer has
13148 * opts.c (decode_options): For -O2 set --param
13149 max-aliased-vops to 500.
13150 For -O3 set --param max-aliased-vops to 1000 and --param
13151 avg-aliased-vops to 3.
13152 * fortran/options.c (gfc_init_options): Remove assignment to
13154 * tree-flow-inline.h (gimple_mem_ref_stats): New.
13155 * tree-dfa.c (dump_variable): Dump memory reference
13157 Dump NO_ALIAS* settings.
13158 (referenced_var_lookup): Tidy.
13159 (mem_sym_stats): New.
13160 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
13161 and ORIG are different SSA names for a memory partition.
13162 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
13163 * tree-flow.h (struct mem_sym_stats_d): Define.
13164 (mem_sym_stats_t): Define.
13165 (struct mem_ref_stats_d): Define.
13166 (struct gimple_df): Add field mem_ref_stats.
13167 (enum noalias_state): Define.
13168 (struct var_ann_d): Add bitfield noalias_state.
13169 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
13170 debug_mem_ref_stats, debug_memory_partitions,
13171 debug_mem_sym_stats): Declare.
13172 * tree-ssa-structalias.c (update_alias_info): Update call
13173 sites, pure/const call sites and asm sites in structure
13174 returned by gimple_mem_ref_stats.
13175 Remove local variable IS_POTENTIAL_DEREF.
13176 Increase NUM_DEREFS if the memory expression is a potential
13178 Call update_mem_sym_stats_from_stmt.
13179 If the memory references memory, call
13180 update_mem_sym_stats_from_stmt for all the direct memory
13181 symbol references found.
13182 (intra_create_variable_infos): Set noalias_state field for
13183 pointer arguments according to the value of
13184 flag_argument_noalias.
13185 * tree-ssa-structalias.h (struct alias_info): Remove fields
13186 num_calls_found and num_pure_const_calls_found.
13187 (update_mem_sym_stats_from_stmt): Declare.
13188 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
13189 Set default value to 100.
13190 (PARAM_AVG_ALIASED_VOPS): Define.
13192 2007-04-11 Richard Guenther <rguenther@suse.de>
13194 PR middle-end/31530
13195 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
13196 a * -b + c as c - a * b if we honor sign dependent rounding.
13198 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
13200 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
13201 bfin_expand_strmov.
13202 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
13203 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
13205 (initialize_trampoline): Don't use old-style function definition.
13206 (bfin_secondary_reload): Mark IN_P argument as unused.
13208 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
13210 PR tree-optimization/31343
13211 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
13212 (build_polynomial_chrec): Return a scalar when the evolution is zero.
13213 * testsuite/gcc.dg/vect/pr31343.c: New.
13215 2007-04-10 Eric Christopher <echristo@apple.com>
13217 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
13218 * config/i386/i386.md (*cmpfp0): Use.
13219 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
13220 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
13221 (fix_trunc<mode>_i386_fisttp): Ditto.
13222 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
13223 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
13224 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
13225 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
13226 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
13227 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
13228 (unnamed_splitters): Ditto.
13229 * config/i386/i386.c (output_fix_trunc): Assert that
13230 we're not being passed a TFmode operand.
13232 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
13234 PR tree-optimization/31526
13235 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
13236 n_basic_blocks to find newly added blocks.
13238 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
13240 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
13242 (fix_trunc<mode>si_sse): Ditto.
13243 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
13244 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
13245 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
13246 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
13247 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
13248 expander using SSEMODEF mode macro.
13249 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
13250 expander using SSEMODEF mode macro.
13251 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
13252 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
13253 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
13254 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
13255 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
13256 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
13257 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
13258 Macroize insn using X87MODEF mode macro.
13260 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
13262 * config/i386/sse.md (sse2_pinsrw): Removed.
13263 (sse2_pextrw): Renamed to ...
13264 (*sse2_pextrw): This.
13266 2007-04-09 Jan Hubicka <jh@suse.cz>
13269 * config/i386/sse.md
13270 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
13271 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
13272 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
13273 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
13275 2007-04-09 Jan Hubicka <jh@suse.cz>
13277 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
13278 multiple fields of union.
13280 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
13282 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
13283 (create_preheaders): Check that loops are available.
13284 (fix_loop_structure): Clean up, improve comments.
13285 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
13286 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
13288 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
13289 * predict.c (tree_estimate_probability): Do not call
13290 calculate_dominance_info. Call create_preheaders.
13291 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
13292 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
13294 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
13295 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
13296 * tree-cfg.c (tree_split_edge): Make an assert more precise.
13297 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
13300 2007-04-08 Jan Hubicka <jh@suse.cz>
13302 * tree.h (maybe_fold_offset_to_component_ref): Declare.
13303 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
13304 * fold-const.c (fold_unary): Use it.
13306 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
13308 * varasm.c (assemble_variable): Remove call to
13309 lang_hooks.decls.prepare_assemble_variable.
13310 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
13311 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
13312 * langhooks.h (lang_hooks_for_decls): Remove
13313 prepare_assemble_variable.
13315 2007-04-08 Mike Stump <mrs@apple.com>
13317 * config/i386/i386.c: Use inc/dec on Core2.
13319 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
13321 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
13322 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13323 lhd_tree_inlining_end_inlining): Remove.
13324 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
13325 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
13326 end_inlining hooks.
13327 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
13328 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
13329 lhd_tree_inlining_end_inlining): Remove prototypes.
13330 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
13331 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
13332 LANG_HOOKS_TREE_INLINING_START_INLINING,
13333 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
13335 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
13338 2007-04-08 Anatoly Sokolov <aesok@post.ru>
13341 * config/avr/predicates.md (io_address_operand): Delete predicate.
13342 (low_io_address_operand): Don't use 'mode' argument.
13343 (higth_io_address_operand): Rename ...
13344 (high_io_address_operand): ... to this. Don't use 'mode' argument.
13345 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
13348 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
13350 Revert change removing staticp.
13352 2007-04-07 Anatoly Sokolov <aesok@post.ru>
13355 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
13358 2007-04-07 Bruce Korb <bkorb@gnu.org>
13360 * c.opt: Add -Wformat-contains-nul.
13361 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
13363 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
13364 the NUL byte warning.
13366 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
13368 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
13370 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13372 * tree.c (staticp): No longer use staticp langhook.
13373 * langhooks.c (lhd_staticp): Removed.
13374 * langhooks.h (struct lang_hooks): Remove staticp.
13375 * c-common.c (c_staticp): Remove.
13376 * c-common.h (c_staticp): Ditto.
13377 * langhooks-defs.h (lhd_staticp): Ditto.
13378 (LHD_HOOKS_STATICP): Ditto
13379 * tree.h (gcc_assert_lowered): New macro.
13381 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
13383 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
13384 argument "reliable".
13385 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
13386 Add argument "reliable". Propagate it through calls.
13387 (infer_loop_bounds_from_undefined): Derive number of iterations
13388 estimates from references in blocks that do not dominate loop latch.
13389 (gcov_type_to_double_int): New function.
13390 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
13391 and expected_loop_iterations_unbounded.
13392 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
13393 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
13394 * tree-data-ref.c (estimated_loop_iterations): Export.
13395 (get_references_in_stmt): Fix -- do not return addresses of local
13397 * cfgloop.h (expected_loop_iterations_unbounded,
13398 estimated_loop_iterations): Declare.
13400 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
13402 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
13404 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13406 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
13407 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
13408 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
13409 Use output_387_reg_move().
13410 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
13411 expander using X87MODEF12 mode macro.
13412 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
13413 choosing register preferences. Use output_387_reg_move().
13414 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
13415 instead of "x". Use output_387_reg_move().
13416 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
13417 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
13418 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
13419 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
13420 Use output_387_reg_move().
13421 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
13423 (*truncxf?f_i387 splitter): Ditto.
13425 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
13427 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13428 LANG_HOOKS_SAFE_FROM_P.
13429 * expr.c (safe_from_p): Remove langhook call.
13430 * langhooks.h (lang_hooks): Remove safe_from_p.
13431 (lhd_safe_from_p): Remove prototype.
13432 * langhooks.c (lhd_safe_from_p): Remove.
13434 2007-04-06 Jan Hubicka <jh@suse.cz>
13436 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
13439 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
13441 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
13442 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
13443 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
13444 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
13446 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
13447 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
13449 2007-04-05 Richard Henderson <rth@redhat.com>
13451 * config/alpha/alpha.c (print_operand) [+]: Remove.
13452 (alpha_end_function): Print nop if call at end of function.
13453 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
13454 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
13455 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
13456 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
13457 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
13458 the call pattern. Update peepholes to match.
13460 2007-04-05 Janis Johnson <janis187@us.ibm.com>
13462 * doc/extend.texi (Other Builtins): Add decimal float variants
13464 * builtins.def: Ditto.
13465 * builtins.c (expand_builtin): Ditto.
13467 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
13468 H.J. Lu <hongjiu.lu@intel.com>
13471 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
13472 of V8HImode when calling ix86_binary_operator_ok.
13473 (sse2_pmaddwd): Call ix86_binary_operator_ok.
13474 (sdot_prodv8hi): Operands 1 and 2 must be register.
13476 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13478 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
13479 initialize align to silence bogus warning.
13481 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
13483 PR middle-end/22156
13484 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
13486 (struct sra_walk_fns): Remove use_all parameter from use.
13487 (sra_hash_tree): Handle BIT_FIELD_REFs.
13488 (sra_elt_hash): Don't hash bitfld blocks.
13489 (sra_elt_eq): Skip them in parent compares as well. Handle
13491 (sra_walk_expr): Don't maintain or pass down use_all_p.
13492 (scan_use): Remove use_all parameter.
13493 (scalarize_use): Likewise. Re-expand assignment to
13494 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
13495 output, and re-scalarize after output. Don't mark anything
13497 (scalarize_ldst): Adjust.
13498 (scalarize_walk_gimple_modify_statement): Likewise.
13499 (build_element_name_1): Handle BIT_FIELD_REFs.
13500 (instantiate_element): Don't warn for any element whose parent
13501 is used as a whole.
13502 (instantiate_missing_elements_1): Return the sra_elt.
13503 (canon_type_for_field): New.
13504 (try_instantiate_multiple_fields): New.
13505 (instantiate_missing_elemnts): Use them.
13506 (mark_no_warning): Removed.
13507 (generate_one_element_ref): Handle BIT_FIELD_REFs.
13508 (REPLDUP, sra_build_elt_assignment): New.
13509 (generate_copy_inout): Use them.
13510 (generate_element_copy): Likewise. Handle bitfld differences.
13511 (generate_element_zero): Don't recurse for blocks. Use
13512 sra_build_elt_assignment.
13513 (generate_one_element_int): Take elt instead of var. Use
13514 sra_build_elt_assignment.
13515 (generate_element_init_1): Adjust.
13516 (scalarize_use, scalarize_copy): Use REPLDUP.
13517 (scalarize_ldst): Move assert before dereference.
13518 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
13520 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13522 * regmove.c: Fix unused variable warnings due to previous commit.
13524 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
13526 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
13527 (regmove_bb_head): Remove.
13528 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
13529 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
13530 problems with fixup_match_1.
13531 Don't initialize/free regmove_bb_head.
13533 (reg_is_remote_constant_p): If an insn is in the same basic block
13534 but not before INSN, consider it remote, too.
13536 2007-04-05 Anatoly Sokolov <aesok@post.ru>
13539 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
13540 DECL_ASSEMBLER_NAME, not the DECL_NAME.
13542 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
13544 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
13545 (CONDITIONAL_REGISTER_USAGE): Likewise.
13547 2007-04-04 Richard Henderson <rth@redhat.com>
13549 * config/alpha/lib1funcs.asm: Remove unused file.
13551 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13554 * opts.c (print_specific_help): Fix --help=<language>
13556 (common_handle_option): Support --help=common.
13558 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13561 * gcc.c (main): Do not run the linker if
13562 print_subprocess_help indicates that it shouldn't be
13565 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
13568 * doc/invoke.texi (--help=): Document <languages> value, fix
13569 formatting in tables of values.
13571 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
13573 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
13574 dllimport attribute of virtual methods.
13576 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
13578 * config/score/crti.asm: Change _bss_start to __bss_start.
13579 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
13580 (OUTGOING_REG_PARM_STACK_SPACE) update.
13581 * config/score/score.opt: add options to make backend support
13582 score5, score5u, score7 and score7d.
13583 * config/score/score.md: Likewise.
13584 * config/score/misc.md: Likewise.
13585 * config/score/mac.md: Likewise.
13586 * doc/invoke.texi: Likewise.
13587 * doc/md.texi: update constraints define.
13589 2007-04-03 Richard Henderson <rth@redhat.com>
13591 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
13592 an appropriate type, use the mode instead.
13594 2007-04-03 Richard Sandiford <richard@codesourcery.com>
13596 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
13597 Set the default --with-arch setting to mips2.
13598 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
13599 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
13600 (MULTILIB_OSDIRNAMES): Delete.
13601 (MULTILIB_DIRNAMES): Define.
13602 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
13603 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
13604 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
13605 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
13606 VXWORKS_OS_CPP_BUILTINS.
13607 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
13608 (MIPS_DEBUGGING_INFO): Undefine.
13609 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
13611 2007-04-03 Jakub Jelinek <jakub@redhat.com>
13613 PR middle-end/30704
13614 * fold-const.c (native_encode_real): Encode real.c provided longs
13615 as a series of 32-bit native integers.
13616 (native_interpret_real): Interpret buffer as a series of 32-bit
13619 2007-04-03 Richard Guenther <rguenther@suse.de>
13621 * genpreds.c (write_insn_constraint_len): Write function
13622 optimized for CONSTRAINT_LEN implementation.
13623 (write_tm_preds_h): Output insn_constraint_len inline and
13624 use it for CONSTRAINT_LEN.
13625 (write_insn_preds_c): Don't output insn_constraint_len.
13626 * doc/md.texi (define_register_constraint): Document multi-letter
13627 constraints shall have the same length if they start with the same
13630 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13633 * config/i386/i386.md (isinf<mode>2): Expand only when
13634 TARGET_C99_FUNCTIONS is set.
13636 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
13638 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
13639 (x86_64-*-linux*): Ditto.
13640 * config/i386/i386.opt (mpc): New option.
13641 * config/i386/i386.c (overrride_options): Handle
13642 ix87_precision_string.
13643 * config/i386/crtprec.c: New file.
13644 * config/i386/t-crtpc: Ditto.
13645 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
13646 and -mpc80 options.
13647 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
13648 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
13649 crtprec32.o, crtprec64.o and crtprec80.o.
13651 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
13652 and -mpc80 options.
13653 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
13655 2007-04-02 Eric Christopher <echristo@apple.com>
13657 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
13658 limitations on darwin.
13660 2007-04-02 Anatoly Sokolov <aesok@post.ru>
13663 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
13665 2007-04-02 Dave Korn <dave.korn@artimi.com>
13667 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
13669 2007-04-02 Dave Korn <dave.korn@artimi.com>
13671 * libgcc2.h (exception_descriptor): Don't forward-declare.
13672 (__get_eh_table_language, __get_eh_table_version): Delete
13673 prototypes of long-dead functions.
13675 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
13677 * ebitmap.h: New file
13678 * ebitmap.c: New file
13679 * Makefile.in (ebitmap.o): New target.
13681 2007-04-01 Jan Hubicka <jh@suse.cz>
13683 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
13684 before very first instruction.
13686 2007-04-01 Jan Hubicka <jh@suse.cz>
13688 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
13689 waring on 64bit hosts.
13690 * bitmap.h: Fix typo in bitmap_head_def.
13692 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
13694 PR rtl-optimization/31391
13695 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
13696 into a DELETED_LABEL note, and the label is in an empty basic
13697 block, update BB_END as well as BB_HEAD.
13699 2007-04-01 Richard Henderson <rth@redhat.com>
13701 PR tree-optimization/31169
13702 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
13703 to varying if the range is outside [0, prec-1].
13705 2007-04-01 Richard Sandiford <richard@codesourcery.com>
13708 * config/mips/mips.md (load_const_gp): New insn.
13709 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
13710 the MIPS16 GP pseudo register if no_new_pseudos.
13711 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
13713 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13716 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
13718 (call_value): Likewise.
13720 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
13721 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13724 * doc/invoke.texi: (optimization options): Reword description
13725 of -ffast-math. Document its primary purpose.
13727 2007-03-31 Richard Guenther <rguenther@suse.de>
13729 * omp-low.c (splay-tree.h): Include.
13730 (lookup_decl): Replace splay-tree usage by pointer-map.
13731 (maybe_lookup_decl): Likewise.
13732 (new_omp_context): Likewise.
13733 (delete_omp_context): Likewise.
13734 * gimplify.c (splay-tree.h): Include.
13735 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
13737 (remap_ssa_name): Likewise.
13738 (remap_decl): Likewise.
13739 (remap_type_1): Likewise.
13740 (remap_type): Likewise.
13741 (copy_body_r): Likewise.
13742 (expand_call_inline): Likewise.
13743 (clone_body): Likewise.
13744 (copy_tree_r): Likewise.
13745 (remap_save_expr): Likewise.
13746 (unsave_r): Likewise.
13747 (unsave_expr_now): Likewise.
13748 (tree_function_versioning): Likewise.
13749 (build_duplicate_type): Likewise.
13750 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
13751 (struct copy_body_data): Replace splay-tree by pointer-map.
13752 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
13753 not $(SPLAY_TREE_H).
13754 (gimplify.o): Depend on $(SPLAY_TREE_H).
13755 (omp-low.p): Likewise.
13757 2007-03-31 Anatoly Sokolov <aesok@post.ru>
13759 * config/avr/predicates.md (even_register_operand,
13760 odd_register_operand): New predicates.
13761 * config/avr/avr.md (movw peephole2): New.
13762 (movw_r peephole2): New.
13764 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
13766 * tree.h (get_signed_or_unsigned_type): New.
13767 * fold-const.c (operand_equal_for_comparison_p): Use
13768 get_signed_or_unsigned_type instead of
13769 lang_hooks.types.signed_or_unsigned_type.
13770 * expr.c (store_expr): Ditto.
13771 * langhooks.c (get_signed_or_unsigned_type): New.
13772 (lhd_signed_or_unsigned_type): New.
13773 * langhooks.h (lhd_signed_or_unsigned_type): New.
13774 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
13776 2007-03-30 Richard Henderson <rth@redhat.com>
13778 * tree-ssa-loop-ivopts.c: Include target.h.
13779 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
13780 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
13781 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
13782 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
13784 2007-03-30 Richard Henderson <rth@redhat.com>
13785 Kai Tietz <kai.tietz@onevision.com>
13787 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
13788 default for 64-bit.
13789 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
13790 (TARGET_64BIT_MS_ABI): New.
13791 (DBX_REGISTER_NUMBER): Handle 64-bit.
13792 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
13793 (LONG_TYPE_SIZE): Force to 32.
13794 (REG_PARM_STACK_SPACE): New.
13795 (OUTGOING_REG_PARM_STACK_SPACE): New.
13796 (REGPARM_MAX, SSE_REGPARM_MAX): New.
13797 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13798 (STACK_BOUNDARY): Use 128 for 64-bit.
13799 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
13800 Add 64-bit implementation.
13801 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
13803 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
13804 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
13805 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
13806 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
13807 (ix86_handle_cconv_attribute): Don't warn when ignoring if
13808 TARGET_64BIT_MS_ABI.
13809 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
13810 (ix86_pass_by_reference): Likewise.
13811 (ix86_function_value_regno_p): Likewise.
13812 (ix86_build_builtin_va_list): Likewise.
13813 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
13814 (function_arg_advance_ms_64): New.
13815 (function_arg_advance): Call it.
13816 (function_arg_ms_64): New.
13817 (function_arg): Call it.
13818 (function_value_ms_64): New.
13819 (ix86_function_value_1): Call it.
13820 (return_in_memory_ms_64): New.
13821 (ix86_return_in_memory): Call it.
13822 (setup_incoming_varargs_ms_64): New.
13823 (ix86_setup_incoming_varargs): Call it.
13824 (ix86_expand_prologue): Handle 64-bit stack probing.
13825 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
13826 (output_pic_addr_const): Likewise.
13827 (x86_this_parameter): Likewise.
13828 (x86_output_mi_thunk): Likewise.
13829 (x86_function_profiler): Likewise.
13830 (TARGET_STRICT_ARGUMENT_NAMING): New.
13831 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
13832 (TARGET_64BIT_MS_ABI): New.
13833 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
13834 * config/i386/i386.md (allocate_stack_worker): Remove.
13835 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
13836 describe the clobber of eax without a match_scratch.
13837 (allocate_stack_worker_postreload): Remove.
13838 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
13839 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
13840 (allocate_stack_worker_rex64_postreload): Remove.
13841 (allocate_stack): Handle 64-bit.
13842 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
13843 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
13844 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
13845 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
13846 (STANDARD_STARTFILE_PREFIX_1): Likewise.
13847 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
13848 * config.build (x86_64-*-mingw*): New host.
13849 * config.host (x86_64-*-mingw*): New host.
13850 * config.gcc (x86_64-*-mingw*): New target.
13851 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
13853 2007-03-30 Richard Henderson <rth@redhat.com>
13854 Kai Tietz <kai.tietz@onevision.com>
13856 * c-pragma.c (struct def_pragma_macro_value): New.
13857 (struct def_pragma_macro): New.
13858 (pushed_macro_table): New.
13859 (dpm_hash, dpm_eq): New.
13860 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
13861 (init_pragma): Install them.
13862 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
13864 2007-03-30 Anatoly Sokolov <aesok@post.ru>
13866 * config/avr/avr.c (avr_override_options): Clear
13867 'flag_delete_null_pointer_checks'.
13869 2007-03-30 Paolo Carlini <pcarlini@suse.de>
13872 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
13873 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
13874 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
13875 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
13876 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
13877 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
13878 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
13880 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
13882 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
13884 * regmove.c: Move all of pass_stack_adjustments from here...
13885 * combine-stack-adj.c: ...to this new file.
13886 * Makefile.in: Add rules for combine-stack-adj.o.
13888 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
13890 PR tree-optimization/31383
13891 * tree-data-ref.c (affine_function_equal_p): Do not require the
13892 vectors to have the same length.
13894 2007-03-30 Jan Hubicka <jh@suse.cz>
13896 PR middle-end/30700
13897 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
13898 availablility; add more sanity checking; ask varpool only about
13901 2007-03-29 Richard Henderson <rth@redhat.com>
13903 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
13904 to decide, but __SIZEOF_LONG_LONG__.
13906 2007-03-29 Richard Henderson <rth@redhat.com>
13908 * emutls.c (struct __emutls_array): New.
13909 (emutls_destroy): Use it instead of casting element 0 from void*.
13910 (__emutls_get_address): Likewise.
13912 2007-03-29 Richard Henderson <rth@redhat.com>
13914 * varasm.c (initializer_constant_valid_p): Don't deny
13915 DECL_DLLIMPORT_P on functions.
13917 * config/i386/cygming.h: Remove function declarations.
13918 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
13919 (ASM_OUTPUT_LABELREF): Remove.
13920 (COMMON_ASM_OP): Remove.
13921 (ASM_OUTPUT_COMMON): Remove.
13922 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
13923 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
13924 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13925 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
13926 Rename from TARGET_ENCODE_SECTION_INFO.
13927 * config/i386/netware.h: Likewise.
13928 * config/i386/i386-protos.h: Update.
13929 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
13930 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
13931 (legitimate_constant_p): Reject dllimports.
13932 (dllimport_map, get_dllimport_decl): New.
13933 (legitimize_dllimport_symbol): New.
13934 (legitimize_address, ix86_expand_move): Use it.
13935 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
13936 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
13937 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
13938 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
13939 * config/i386/predicates.md (constant_call_address_operand): Only
13940 accept symbols; reject dllimport_p symbols.
13941 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
13942 i386_pe_maybe_record_exported_symbol.
13943 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
13944 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
13945 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
13946 trust the setting of DECL_DLLIMPORT_P.
13947 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
13948 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
13949 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
13950 tidy the argument scanning loop.
13951 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
13952 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
13953 (i386_pe_strip_name_encoding): Remove.
13954 (i386_pe_binds_local_p): New.
13955 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
13956 (i386_pe_output_labelref): Remove.
13957 (i386_pe_asm_output_aligned_decl_common): New.
13958 (i386_pe_maybe_record_exported_symbol): Rename from
13959 i386_pe_record_exported_symbol; check for dllexported symbols.
13961 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
13963 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
13964 add comment explaining why vsnprintf cannot be used.
13966 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
13968 PR tree-optimization/30666
13969 * tree.c (build_complex_type): When creating type names for DWARF2
13970 debug info, create TYPE_DECLs for TYPE_NAME instead of
13972 (build_common_tree_nodes_2): Use build_complex_type when building
13973 predefined complex types, to preserve canonical types.
13975 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
13977 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
13978 (noce_get_alt_condition): Look at it to determine whether to
13979 reverse the condition or not.
13980 (noce_get_condition): Substitute the truth for lies.
13981 (noce_find_if_block): Set the then_else_reversed field.
13983 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
13985 * config/fr30/fr30.md (movdi): Do not accept immediates as the
13986 destination of this insn.
13987 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
13988 than calling gen_rtx_SET directly. Use r0 to hold the value of
13989 'address + 4' rather than a stack based temporary which can be
13990 mis-optimized away.
13992 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
13994 * config/s390/s390.c (s390_secondary_input_reload_class,
13995 s390_secondary_output_reload_class): Functions removed.
13996 (s390_secondary_reload): New function.
13997 (TARGET_SECONDARY_RELOAD): Target macro defined.
13998 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
13999 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
14000 * config/s390/s390.md ("reload_outti", "reload_outdi",
14001 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
14002 "reload_out<mode>"): Expanders removed.
14003 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
14004 "reload<mode>_nonoffmem_out"): Expanders added.
14006 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
14008 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
14009 action if SRC->DEST replacement failed anyway.
14011 2007-03-28 Mike Stump <mrs@apple.com>
14013 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
14014 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
14015 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
14017 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14019 * config.gcc: Accept barcelona as a variant of amdfam10.
14020 * config/i386/i386.c (override_options): Likewise.
14021 * doc/invoke.texi: Likewise.
14023 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
14025 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
14026 offsets for BIT_FIELD_REF and COMPONENT_REF.
14028 2007-03-28 Richard Guenther <rguenther@suse.de>
14030 * tree.c (is_global_var): Move ...
14031 * tree-flow-inline.h (is_global_var): ... here.
14032 * tree.h (is_global_var): Remove declaration.
14034 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
14036 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
14038 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
14039 * config/i386/i386.c (ix86_tune_features): Initialize new
14041 * config/i386/predicates.md (promotable_binary_operator): Use
14042 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
14044 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
14047 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
14049 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
14051 * config/fr30/fr30.md (movsi_internal): Change destination
14052 constraint from m to V and add m to the end.
14054 2007-03-28 Christian Bruel <christian.bruel@st.com>
14056 * config/sh/sh.md (movsi_i): Fix type attribute.
14058 2007-03-28 Christian Bruel <christian.bruel@st.com>
14060 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
14061 (movsf_ie): Likewise.
14063 2007-03-28 Christian Bruel <christian.bruel@st.com>
14065 * config.gcc: Add sh4-300 to multilib.
14066 * config/sh/t-mlib-sh4-300: New file.
14068 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
14070 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
14071 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
14072 fix_trunc<mode>di2.
14073 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
14074 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
14075 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
14076 "fixuns_trunctddi2"): Whitespace fix.
14078 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
14080 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
14081 the definition of struct sh_args.
14082 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
14083 CALL_COOKIE_INT_REG_GET): Likewise.
14085 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
14087 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
14088 transformations are applied successfully.
14090 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
14092 * tree.c (tree_contains_struct): Permit 512 tree codes.
14093 * tree.h (tree_contains_struct): Ditto.
14094 (MAX_TREE_CODES): Ditto.
14095 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
14096 SPARE member to store remaining padding bits.
14098 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14100 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
14103 2007-03-27 Janis Johnson <janis187@us.ibm.com>
14105 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
14106 * configure: Regenerate.
14108 * configure: Regenerate using the correct version of autoconf.
14110 2007-03-27 Anatoly Sokolov <aesok@post.ru>
14112 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
14114 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
14115 regs to "__SP_L__" and "__SP_H__".
14117 2007-03-27 Richard Guenther <rguenther@suse.de>
14119 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
14120 computations with it with a HOST_WIDE_INT variable.
14122 2007-03-26 Mike Stump <mrs@apple.com>
14124 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
14125 objective-c-header, objective-c++-header and objc++-cpp-output
14127 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
14129 2007-03-26 Richard Henderson <rth@redhat.com>
14132 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
14133 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
14134 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
14135 IX86_BUILTIN_PSRLQ128): New.
14136 (ix86_init_mmx_sse_builtins): Add them.
14137 (ix86_expand_builtin): Expand them.
14138 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
14139 operand 2 be TImode.
14140 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
14141 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
14142 _mm_srli_epi64): Mark __B const.
14143 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
14144 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
14145 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
14146 new two-vector shift builtins.
14148 2007-03-26 Ian Lance Taylor <iant@google.com>
14150 PR tree-optimization/31345
14151 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
14152 [+INF, +INF(OVF)] into VARYING.
14154 2007-03-26 Zack Weinberg <zackw@panix.com>
14156 * gengtype-parse.c: New file.
14157 * gengtype-yacc.y: Delete.
14158 * gengtype-lex.l: Don't include gengtype-yacc.h.
14159 Define YY_DECL and yyterminate appropriately for recursive
14160 descent parser. yylval is now a string out-parameter to yylex.
14161 (HWS, EOID): New shorthand.
14162 (IWORD): Add a couple more types.
14163 (yylex): Add a setup stanza. Remove the complex rules for
14164 detecting GTY'ed types and typedefs; replace with simple
14165 keyword detectors. Adjust everything for the changed
14166 definition of yylval. Ignore all pp-directives, not just #define.
14168 (parse_file): Rename yybegin; do not call yyparse.
14170 * gengtype.c (xasprintf): Export again.
14171 (this_file): New. Use everywhere __FILE__ was being used.
14172 (get_lang_bitmap): Special case types defined in gengtype.c.
14173 (do_typedef, new_structure): Suppress definition of certain types.
14174 (new_structure): Improve diagnostics of duplicate definitions.
14175 Make sure location_s is associated with input.h.
14176 (nreverse_pairs, define_location_structures): New functions.
14177 (main): Improve tagging of kludge types. Remove old kludges
14178 for input.h types; use define_location_structures.
14179 * gengtype.h: Update prototypes. Define token codes here.
14180 * Makefile.in: Remove all references to gengtype-yacc.
14181 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
14183 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
14184 add GTY((skip)) to the field that's only conditionally there.
14185 * doc/install.texi: Document that Bison is no longer required
14186 unless building treelang.
14188 * gengtype.c: Don't include gtyp-gen.h.
14189 (srcdir): Declare here.
14190 (base_files, lang_dir_names): Allocate dynamically.
14191 (gt_files, num_gt_files, num_lang_dirs): New globals.
14192 (measure_input_list, read_input_line, read_input_list)
14193 (set_lang_bitmap): New functions.
14194 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
14195 simplify, relying on read_input_list to set up the bitmaps.
14196 (main): Arguments are no longer unused. Check for correct number
14197 of command line arguments, set srcdir and srcdir_len, then call
14198 read_input_list, before doing anything else. No need to worry
14199 about duplicates in main loop.
14200 * configure.ac: Simplify the calculation of all_gtfiles.
14201 Put language tags in there. Don't set or substitute
14202 all_gtfiles_files_langs or all_gtfiles_files_frags.
14203 * Makefile.in: Revamp the way gengtype is invoked, now that it
14204 takes a file on its command line with a much simpler format.
14205 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
14206 (GTFILES): Remove duplicates and C source files.
14207 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
14208 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
14209 * configure: Regenerate.
14211 * gengtype.h: Remove all type definitions to gengtype.c; leave
14212 only definitions of options_p, type_p, and pair_p as opaque
14213 pointers. Update prototypes.
14214 * gengtype.c: Many type definitions moved here from gengtype.h.
14215 Consolidate type definitions at the top of the file.
14216 (xvasprintf): Delete.
14217 (xasprintf): Make static.
14218 (create_nested_pointer_option): Add 'next' parameter.
14219 (create_field_all, create_field_at): New functions.
14220 (create_field): Now a thin wrapper around create_field_all.
14221 (create_optional_field): Rename create_optional_field_ and add
14222 line argument. Original name is now a macro which supplies
14224 (oprintf): Use vsnprintf directly.
14225 (close_output_files): Use fatal rather than perror/exit.
14226 (note_def_vec, note_def_vec_alloc): Use create_field_at.
14227 (main): Set progname. Don't use exit.
14228 * gengtype-yacc.y (struct_fields): Use create_field_at.
14229 (option, optionseqopt): Delete.
14230 (optionseq): Consolidate productions from option here so we
14231 can use the first argument to create_option.
14233 * gengtype-lex.l: Distinguish unions from structures in the
14234 token type. Don't call find_structure; return the tag as a string.
14235 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
14236 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
14237 string. Reorganize typedef_struct production accordingly.
14238 Use create_nested_ptr_option.
14239 * gengtype.c (create_nested_ptr_option): New function.
14240 * gengtype.h: Declare it.
14242 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
14243 (string_type): Don't declare.
14244 (do_scalar_typedef): Declare.
14245 (create_scalar_type): Update prototype.
14246 * gengtype.c (string_type): Make static.
14247 (scalar_nonchar, scalar_char): New.
14248 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
14249 (resolve_typedef): Use scalar_nonchar for error recovery.
14250 (create_scalar_type): Remove name_len field. Return scalar_char
14251 or scalar_nonchar as appropriate.
14252 (adjust_field_type): Look at scalar_is_char boolean to decide whether
14253 to use string_type.
14254 (throughout): Use scalar_nonchar instead of calling
14255 create_scalar_type, whenever possible.
14256 (main): Initialize scalar_char and scalar_nonchar before calling
14258 * gengtype-lex.l: Adjust for removal of second argument to
14259 create_scalar_type. Use yylval.s instead of yylval.t when
14261 * gengtype-yacc.y: Type of SCALAR is string. Call
14262 create_scalar_type from type:SCALAR rule. Adjust for removal of
14263 second argument to create_scalar_type.
14265 * vec.h: Remove all #if IN_GENGTYPE blocks.
14266 Add comment saying that changes may require adjustments to gengtype.
14267 * gengtype.c: Don't include coretypes.h or tm.h.
14268 Add comment to inclusion of errors.h.
14269 (note_def_vec, note_def_vec_alloc): New functions.
14270 * gengtype.h: Declare new functions.
14271 * gengtype-lex.l: Don't include coretypes.h.
14272 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
14274 (update_lineno): Remove unnecessary prototype.
14275 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14276 (VEC rule): Just return VEC_TOKEN.
14277 * gengtype-yacc.y (VEC_TOKEN): New token type.
14278 (type): Add a production for VEC(a,b).
14279 * Makefile.in: Update dependencies.
14281 * gengtype-lex.l: Remove rules for parsing pointer-to-function
14282 typedefs that use the old PARAMS macro.
14284 * gengtype-lex.l: Remove all rules and states relating to yacc
14286 * gengtype-yacc.y: Similarly.
14287 * gengtype.c (note_yacc_type): Delete function.
14288 * gengtype.h: Update prototypes.
14290 2007-03-26 Joseph Myers <joseph@codesourcery.com>
14292 * tree-pretty-print.c (dump_generic_node): Report precision of
14293 unnamed integer types.
14295 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
14297 * ifcvt.c (noce_try_store_flag_constants): Don't check
14298 no_new_pseudos here.
14299 (noce_try_store_flag_constants): Don't check no_new_pseudos.
14300 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
14301 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
14302 noce_try_sign_mask): Likewise.
14303 (if_convert): Check no_new_pseudos here.
14305 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
14307 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
14308 (noce_get_condition): Handle new then_else_reversed argument.
14309 (noce_init_if_info): Remove, fold into noce_find_if_block.
14310 (noce_process_if_block): Take a struct noce_if_info as the
14311 argument. Don't set up one based on ce_if_info. Update pointer
14312 references accordingly.
14313 (cond_move_process_if_block): Likewise.
14314 (process_if_block): Removed.
14315 (find_if_block): Removed. Move functionality two new functions,
14316 noce_find_if_block and cond_exec_find_if_block.
14317 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
14318 blocks and the symmetric IF-ELSE-JOIN case.
14319 (cond_exec_find_if_block): Also new function mostly based on old
14320 find_if_block and process_if_block.
14321 (find_if_header): Replace find_if_block call with separately
14322 guarded calls to noce_find_if_block and cond_exec_find_if_block.
14323 (find_cond_trap): Update noce_get_condition call.
14324 (dead_or_predicable): Likewise.
14326 2007-03-26 Jakub Jelinek <jakub@redhat.com>
14328 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
14330 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
14331 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
14332 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
14333 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
14334 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
14335 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
14336 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
14337 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
14338 __builtin_ia32_psrad128 builtins.
14340 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
14342 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
14343 * config/i386/constraints.md
14344 (define_constraint "I"): Use IN_RANGE macro.
14345 (define_constraint "J"): Ditto.
14346 (define_constraint "K"): Ditto.
14347 (define_constraint "M"): Ditto.
14348 (define_constraint "N"): Ditto.
14349 (define_constraint "O"): Ditto.
14350 * config/i386/predicates.md
14351 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
14352 (define_predicate "const_0_to_3_operand"): Ditto.
14353 (define_predicate "const_0_to_7_operand"): Ditto.
14354 (define_predicate "const_0_to_15_operand"): Ditto.
14355 (define_predicate "const_0_to_63_operand"): Ditto.
14356 (define_predicate "const_0_to_255_operand"): Ditto.
14357 (define_predicate "const_1_to_31_operand"): Ditto.
14358 (define_predicate "const_2_to_3_operand"): Ditto.
14359 (define_predicate "const_4_to_7_operand"): Ditto.
14361 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14363 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
14364 in SImode for save_world.
14365 * config/rs6000/altivec.md (save_world, restore_world): Convert to
14368 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
14370 PR tree-optimization/30784
14371 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
14374 2007-03-25 Revital Eres <eres@il.ibm.com>
14376 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
14377 Fold movement_possibility function into it.
14379 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14381 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
14382 (load_macho_picbase_{si,di}): Convert to LR hard reg.
14383 (call_indirect_nonlocal_darwin64): Same.
14384 (call_nonlocal_darwin64): Same.
14385 (call_value_indirect_nonlocal_darwin64): Same.
14386 (call_value_nonlocal_darwin64): Same.
14387 (sibcall_nonlocal_darwin64): Same.
14388 (sibcall_value_nonlocal_darwin64): Same.
14389 (sibcall_symbolic_64): Same.
14390 (sibcall_value_symbolic_64): Same.
14391 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
14393 (rs6000_emit_load_toc_table): Same.
14394 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
14395 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
14397 (divss_call): Same.
14398 (divus_call): Same.
14399 (quoss_call): Same.
14400 (quous_call): Same.
14401 (load_toc_v4_pic_si): Same
14402 (load_toc_v4_PIC_1): Same.
14403 (load_toc_v4_PIC_1b): Same.
14404 (call_indirect_aix{32,64}): Same.
14405 (call_value_indirect_aix{32,64}): Same.
14407 (call_value): Same.
14408 (call_local{32,64}): Same.
14409 (call_value_local{32,64}): Same.
14410 (call_indirect_nonlocal_aix{32,64}): Same.
14411 (call_nonlocal_aix{32,64}): Same.
14412 (call_value_indirect_nonlocal_aix{32,64}): Same.
14413 (call_value_nonlocal_aix{32,64}): Same.
14414 (call_indirect_nonlocal_sysv<mode>): Same.
14415 (call_nonlocal_sysv<mode>): Same.
14416 (call_value_indirect_nonlocal_sysv<mode>): Same.
14417 (call_value_nonlocal_sysv<mode>): Same.
14419 (sibcall_local{32,64}): Same.
14420 (sibcall_value_local{32,64}): Same.
14421 (sibcall_nonlocal_aix{32,64}): Same.
14422 (sibcall_value_nonlocal_aix{32,64}): Same.
14423 (sibcall_nonlocal_sysv<mode>): Same.
14424 (sibcall_value): Same.
14425 (sibcall_value_nonlocal_sysv<mode>): Same.
14427 2007-03-24 Paul Brook <paul@codesourcery.com>
14429 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
14430 * config/arm/linux-eabi.h: Remove legacy syscall hack.
14432 2007-03-24 Richard Henderson <rth@redhat.com>
14434 * config/ia64/constraints.md: New file.
14435 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
14436 satisfies_constraint_?.
14437 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
14438 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
14439 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
14440 ia64_output_mi_thunk): Likewise.
14441 (ia64_const_ok_for_letter_p): Remove.
14442 (ia64_const_double_ok_for_letter_p): Remove.
14443 (ia64_extra_constraint): Remove.
14444 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
14445 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
14446 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
14447 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
14448 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
14449 EXTRA_MEMORY_CONSTRAINT): Remove.
14450 * config/ia64/ia64.md: Include constriants.md. Replace
14451 CONST_OK_FOR_? with satisfies_constraint_?.
14453 2007-03-23 Michael Meissner <michael.meissner@amd.com>
14454 H.J. Lu <hongjiu.lu@intel.com>
14456 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
14458 (name macros): Use DPD_BID_NAME to convert names properly.
14460 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
14461 decimal floating point format.
14462 (init_floating_libfuncs): Change decimal functions so that they
14463 have a "bid_" prefix if the decimal system uses the BID format,
14464 and "dpd_" prefix if the decimal system uses the DPD format.
14465 (init_interclass_conv_libfuncs): Ditto.
14466 (init_intraclass_conv_libfuncs): Ditto.
14468 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14469 using the BID format.
14471 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14472 whether we are using the BID decimal format.
14473 * configure: Regenerate.
14475 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14476 the compiler has decimal floating point enabled. Define
14477 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14480 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
14481 using the BID format.
14483 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
14484 whether we are using the BID decimal format.
14485 * configure: Regenerate.
14487 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
14488 the compiler has decimal floating point enabled. Define
14489 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
14492 * doc/install.texi (--enable-decimal-float): Document BID and DPD
14493 options, and that it is enabled for i386/x86_64 systems.
14495 * Makefile.in (enable_decimal_float): New.
14497 (DECNUMINC): Add -I$(DECNUMFMT).
14498 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
14499 to $(DECNUMFMT) from $(DECNUM).
14501 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
14502 Substitute enable_decimal_float.
14503 * configure: Regenerated.
14506 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
14509 * configure.ac: Enable decimal float for x86_64-*-linux*.
14510 * configure: Regenerated.
14513 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
14514 decimal128ClearSign to flip and clear the sign bit in decimal128.
14515 (decimal_real_maxval): Set decimal128SetSign to set the sign
14518 2007-03-23 Ian Lance Taylor <iant@google.com>
14520 * fold-const.c (fold_binary): Correct warning for X - c >= X.
14522 2007-03-23 Ian Lance Taylor <iant@google.com>
14524 * tree-dump.c (dump_files): Correct comment.
14526 2007-03-23 Ian Lance Taylor <iant@google.com>
14528 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
14530 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
14532 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
14533 in cfglayout mode. Don't go into and out of cfglayout mode.
14534 Link the blocks in the order of the constructed traces.
14535 (rest_of_handle_tracer): Adjust call to tracer.
14536 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
14537 Don't go into cfglayout mode.
14538 (rtl_loop_done): Don't go out of cfglayout mode.
14539 * cfglayout.c (relink_block_chain): New function, split out from...
14540 (fixup_reorder_chain): ...here. Remove redundant checking.
14541 (cfg_layout_finalize): Don't clear the header, footer, and aux
14542 fields here, move the code to do so to relink_block_chain. Likewise
14543 for free_original_copy_tables.
14544 * rtl.h (tracer): Update prototype.
14545 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
14546 Assert we are in cfglayout mode. Don't go into and out of cfglayout
14547 mode. Use relink_block_chain to serialize the CFG according to the
14548 new basic block order. Move targetm.cannot_modify_jumps_p check from
14550 (gate_handle_reorder_blocks): ...to here.
14551 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
14553 (gate_duplicate_computed_gotos): ...to here.
14554 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
14555 something always changes when going into and out of cfglayout mode.
14556 Perform an expensive cfg cleanup while going into cfglayout mode.
14557 Always update liveness information on HAVE_conditional_execution
14558 targets. Reserialize the basic blocks and go out of cfglayout mode.
14559 * reg-stack.c: Include cfglayout.h.
14560 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
14561 the call to reorder_basic_blocks.
14562 * basic-block.h (reorder_basic_blocks): Update prototype.
14563 (relink_block_chain): New prototype.
14564 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
14566 2007-03-23 Joseph Myers <joseph@codesourcery.com>
14568 * config/mips/mips.md (type, hazard, *movdi_32bit,
14569 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
14570 *movhi_internal, *movqi_internal, *movsf_hardfloat,
14571 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
14572 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
14573 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
14575 (movcc): Change first xfer to multi.
14576 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
14577 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
14578 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
14579 config/mips/generic.md: Change reservations using "xfer" to use
14581 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
14582 using match_operand.
14583 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
14584 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
14586 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
14588 2007-03-22 Richard Henderson <rth@redhat.com>
14590 * config/i386/i386.c: Remove unnecessary function declarations.
14591 Move targetm definition, and all related macros, to the end of
14592 the file. Resort some functions to put definitions before uses.
14593 (ix86_attribute_table): Make static. Move to end of file.
14594 (ix86_gimplify_va_arg): Make static.
14596 2007-03-22 Richard Henderson <rth@redhat.com>
14598 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
14599 don't increase local_regparm with force_align_arg_pointer check.
14600 (ix86_function_sseregparm): Assert 32-bit.
14601 (type_has_variadic_args_p): New.
14602 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
14603 type_has_variadic_args_p.
14604 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
14605 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
14606 use memset instead. Do maybe_vaarg check first; skip attribute
14607 tests if true; skip attribute tests for 64-bit.
14608 (construct_container): Remove TARGET_DEBUG_ARG.
14609 (function_arg_advance_32, function_arg_advance_64): Split out ...
14610 (function_arg_advance): ... from here.
14611 (function_arg_32, function_arg_64): Split out ...
14612 (function_arg): ... from here.
14613 (ix86_pass_by_reference): Tidy.
14614 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
14615 (function_value_32): New, from parts of ix86_function_value
14616 and ix86_value_regno.
14617 (function_value_64): New, from parts of ix86_function_value
14618 and ix86_libcall_value.
14619 (ix86_function_value_1): New.
14620 (ix86_function_value, ix86_libcall_value): Use it.
14621 (return_in_memory_32, return_in_memory_64): Split out ...
14622 (ix86_return_in_memory): ... from here.
14623 (ix86_struct_value_rtx): Skip for 64-bit.
14624 (ix86_libcall_value, ix86_value_regno): Remove.
14625 (setup_incoming_varargs_64): Split out ...
14626 (ix86_setup_incoming_varargs): ... from here.
14627 (ix86_va_start): Remove TARGET_DEBUG_ARG.
14628 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
14629 * config/i386/i386-protos.h (ix86_function_value): Remove.
14630 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
14632 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14635 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
14636 infinities not supported, otherwise emit warning if -Woverflow. On
14637 underflow, emit warning if -Woverflow.
14638 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
14640 * real.h (real_from_string): Update declaration
14642 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
14643 Richard Henderson <rth@redhat.com>
14645 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
14646 * calls.c (compute_argument_block_size, expand_call,
14647 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
14648 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
14649 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
14650 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
14651 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
14652 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
14653 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
14654 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
14657 2007-03-22 Joseph Myers <joseph@codesourcery.com>
14659 * c-incpath.c (add_sysroot_to_chain): New.
14660 (merge_include_chains): Add sysroot argument. Call
14661 add_sysroot_to_chain if sysrooted.
14662 (register_include_chains): Update call to merge_include_chains.
14663 * doc/cppopts.texi: Document use of '=' in include directory
14666 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
14668 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
14669 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
14670 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
14671 insn pattern using X87MODEF12 mode macro.
14673 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
14675 * regmove.c (regmove_optimize): Use reg_mentioned_p
14676 instead of reg_overlap_mentioned_p for DST.
14678 2007-03-21 Mike Stump <mrs@apple.com>
14680 * c.opt: Fixup for Objective-C/C++.
14682 2007-03-21 Steve Ellcey <sje@cup.hp.com>
14684 * explow.c (convert_memory_address): Fold memory reference when
14685 POINTERS_EXTEND_UNSIGNED < 0
14687 2007-03-21 Richard Henderson <rth@redhat.com>
14690 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
14691 * config/i386/mmintrin.h (__m64): Likewise.
14692 * config/i386/xmmintrin.h (__m128): Likewise.
14694 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14696 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
14697 (VXWORKS_OS_CPP_BUILTINS): Define.
14698 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
14699 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
14701 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14703 * rtl.h (constant_pool_reference_p): Delete.
14704 (find_constant_src): Declare.
14705 * rtlanal.c (find_constant_src): New function.
14706 * simplify-rtx.c (constant_pool_reference_p): Delete.
14707 * config/i386/i386.md: Use find_constant_src instead of
14708 constant_pool_reference_p/avoid_constant_pool_reference pairs.
14710 2007-03-21 Richard Sandiford <richard@codesourcery.com>
14712 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
14713 * c-cppbuiltin.c (c_cpp_builtins): Define them.
14715 2007-03-20 Mark Mitchell <mark@codesourcery.com>
14717 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
14718 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
14719 (arm_elf_asm_constructor): Use it.
14720 (arm_elf_asm_destructor): New function.
14722 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
14724 * jump.c (mark_jump_label): Treat SEQUENCE specially.
14726 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
14728 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
14730 2007-03-19 Andrew Haley <aph@redhat.com>
14732 PR tree-optimization/31264
14733 * tree-vrp.c (register_edge_assert_for_1): Don't look though
14734 VIEW_CONVERT_EXPRs.
14736 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
14738 PR rtl-optimization/30907
14739 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
14740 (fwprop_init): Always call loop_optimizer_initialize.
14741 (fwprop_done): Always call loop_optimizer_finalize.
14742 (fwprop): We always have loop info now.
14743 (gate_fwprop_addr): Remove.
14744 (pass_fwprop_addr): Use gate_fwprop as gate.
14746 PR rtl-optimization/30841
14747 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
14748 df_chain_alloc): Call df_reorganize_refs unconditionally.
14749 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
14750 refs_organized to refs_organized_size.
14751 (df_ref_create_structure): Use refs_organized_size instead of
14752 bitmap_size if refs had been organized, and keep refs_organized_size
14754 * df.h (struct df_ref_info): Change refs_organized to
14755 refs_organized_size.
14756 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
14759 2007-03-19 Mark Mitchell <mark@codesourcery.com>
14761 * except.c (output_function_exception_table): Do not reference the
14762 EH personality routine for functions that do not require an
14765 2007-03-20 Jakub Jelinek <jakub@redhat.com>
14768 * c-typeck.c (convert_for_assignment): Call comptypes for
14769 RECORD_TYPE or UNION_TYPE.
14771 PR inline-asm/30505
14772 * reload1.c (reload): Do invalid ASM checking after
14773 cleanup_subreg_operands.
14775 2007-03-19 Jeff Law <law@redhat.com>
14777 * tree-cfg.c (find_taken_edge): Tighten conditions for
14778 optimizing computed gotos.
14780 2007-03-19 Michael Matz <matz@suse.de>
14782 * builtins.c (expand_builtin_sync_operation,
14783 expand_builtin_compare_and_swap,
14784 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
14787 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
14788 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
14791 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14793 * doc/tm.texi: Add brackets around the return type of
14794 TARGET_SECONDARY_RELOAD.
14796 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
14797 Richard Guenther <rguenther@suse.de>
14799 PR tree-optimization/31254
14800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14801 Use handled_component_p () where appropriate. Continue
14802 propagating into the rhs if we propagated into an INDIRECT_REF
14805 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14807 * config/s390/s390.md (op_type attribute): RRR instruction type added.
14808 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
14809 (xde, xdee): Mode attributes adjusted to support DFP modes.
14810 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
14811 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
14812 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
14813 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
14814 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
14815 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14816 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
14818 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
14819 "movsf"): Insn definitions removed.
14820 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
14821 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
14822 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
14824 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
14825 "reload_in<mode>", "reload_out<mode>"): Expander added.
14826 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
14829 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14831 * config/s390/s390.md: Only non-functional changes. Renamed
14832 FPR mode macro to BFP all over the file.
14834 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14836 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
14837 (op_type attribute): RRF instruction type added.
14838 (fT0): New mode attribute.
14839 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
14840 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
14841 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
14842 instruction no secondary memory is needed when moving DFmode values
14843 between GPRs and FPRs.
14845 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14847 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
14848 inverted and documentation adjusted.
14849 ("mhard-dfp", "msoft-dfp"): New options.
14850 * config/s390/s390.c (s390_handle_arch_option): New architecture
14852 (override_options): Sanity checks for the new options added.
14853 * config.gcc: New architecture switch: z9-ec.
14854 * config/s390/s390.h (processor_flags): PF_DFP added.
14855 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
14856 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
14857 when the bit is NOT set so remove it from the defaults.
14859 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
14861 * genemit.c (main): Print include statement for dfp.h.
14862 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
14865 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14867 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
14869 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
14872 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
14873 instead of PATTERN.
14875 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14877 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
14878 attr_length_call, output_call, output_indirect_call): Cleanup
14879 formatting of targetm calls.
14881 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
14883 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
14885 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14887 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
14888 reservation, bypass and anti-bypass descriptions for these
14889 instructions. Update move patterns.
14890 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
14893 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
14895 * tree-vect-transform.c (get_initial_def_for_induction): Replace
14896 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
14897 (get_initial_def_for_reduction): Likewise.
14899 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
14901 Fix PR tree-optimization/29922
14902 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
14903 (get_representative): Removed.
14904 (value_dies_in_block_x): Update for rvuse removal.
14905 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
14906 (compute_antic_aux): Handle when PHI nodes appear in
14907 non-single-successors.
14908 (dump_bitmap_of_names): Removed.
14909 (compute_antic_safe): Renamed and removed rvuse calculation.
14910 Calculate only antic safe.
14911 (insert_into_preds_of_block): Remove assert.
14912 (execute_pre): Update for renamed functions.
14913 (defer_or_phi_translate_block): New function.
14915 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14917 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
14918 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
14920 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
14921 Follow spelling conventions.
14923 * tree-data-ref.h: Remove the prototype for analyze_array.
14925 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
14927 PR tree-optimization/31041
14928 * tree-vect-transform.c (get_initial_def_for_induction): Call
14929 force_gimple_operand.
14931 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
14933 * ipa-type-escape.c (look_for_casts) : Revert code to use
14934 handled_component_p due to ada test a-numaux.adb.
14936 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
14938 * final.c (final_scan_insn): Alter the condition of a
14939 conditional trap if we have nonstandard CC.
14941 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14943 * configure.ac: Remove excess quoting from asm line 0 test.
14944 * configure: Rebuilt.
14946 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14948 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
14949 * c-common.c (convert_and_check): Move warning logic to...
14950 (warnings_for_convert_and_check): ...here. Define.
14951 * c-common.h (warnings_for_convert_and_check): Declare.
14953 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14955 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
14956 (output_call): Likewise.
14958 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14960 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
14962 2007-03-16 Richard Sandiford <richard@codesourcery.com>
14964 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
14966 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
14968 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
14969 opteron, athlon-64 and athlon-fx processor_alias_table entries.
14971 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
14973 PR tree-optimization/31183
14974 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14975 Use double_int instead of unsigned int for representing access_strides.
14976 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
14978 2007-03-16 Richard Guenther <rguenther@suse.de>
14980 PR tree-optimization/31146
14981 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
14982 to allow recursion of forward_propagate_addr_expr.
14983 (forward_propagate_addr_into_variable_array_index): Likewise.
14984 (forward_propagate_addr_expr): Likewise.
14985 (tree_ssa_forward_propagate_single_use_vars): Likewise.
14986 (forward_propagate_addr_expr_1): Recurse on simple copies
14987 instead of propagating into them. Do so for useless conversions
14989 (forward_propagate_addr_expr): Clean up unused statements after
14992 2007-03-16 Richard Guenther <rguenther@suse.de>
14994 * builtins.c (expand_builtin_cexpi): Use the right argument
14995 for the expansion via cexp.
14997 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
14999 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
15000 * configure: Rebuilt.
15002 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
15005 * dwarf2out.c (force_type_die): Adjust comment.
15006 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
15008 2007-03-15 DJ Delorie <dj@redhat.com>
15010 * config/frv/predicates.md (minmax_operator): Don't check operands
15013 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15015 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
15016 Update constant estimates of number of iterations.
15017 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
15018 argument renamed to "realistic".
15019 (compute_estimated_nb_iterations): Removed.
15020 (record_niter_bound): New function.
15021 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
15022 call record_nonwrapping_iv with upper = false.
15023 (infer_loop_bounds_from_signedness): Pass upper argument to
15024 record_nonwrapping_iv.
15025 (estimate_numbers_of_iterations_loop): Do not call
15026 compute_estimated_nb_iterations. Record estimate based on profile
15027 information. Initialize the constant estimates of number of
15029 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
15031 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
15032 number of iterations is too small.
15033 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
15034 (EST_NOT_AVAILABLE): Removed.
15035 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
15036 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
15039 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
15041 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
15042 Handle NE_EXPR guards.
15044 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15047 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
15048 Set also -pedantic-errors by default for the preprocessor unless
15049 -fpermissive is given.
15051 2007-03-15 Richard Guenther <rguenther@suse.de>
15053 PR middle-end/29719
15054 PR middle-end/31161
15055 * builtins.c (expand_builtin_cexpi): As a fallback if we
15056 don't have builtins for sincos or cexp create a function
15057 declaration for cexp and expand to a call to that.
15058 (expand_builtin_int_roundingfn): Always fall
15059 back to floor/ceil and its variants even if they may be
15062 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
15064 PR middle-end/31159
15065 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
15066 jump tables, move the call to delete_dead_jumptables from here...
15067 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
15068 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
15069 don't allow merging of blocks that try_redirect_by_replacing_jump
15070 also does not handle when not optimizing.
15072 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15073 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15075 * config/i386/i386.md (x86_sahf_1): Correctly handle
15078 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
15081 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
15082 x86_64_general_operand as operand[2] predicate. Remove "iF"
15083 from operand constraints and use "e" constraint instead.
15084 (*subti3_1, *subti3_1 splitter): Ditto.
15085 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
15086 operand[1] predicate.
15088 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
15090 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
15091 arrays, multiply the access strides by the size of the sub-array.
15092 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
15094 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15096 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
15097 the configured assembler supports the sahf mnemonic.
15098 * configure: Regenerate.
15099 * config.in: Regenerate.
15101 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
15102 emit "sahf" or ".byte\t0x9e" as asm template.
15104 2007-03-14 Michael Meissner <michael.meissner@amd.com>
15107 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
15108 option to replace hard coded TARGET_xxx in md file.
15109 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
15110 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15111 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
15112 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
15113 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
15114 (X86_TUNE_NOT_VECTORMODE): Ditto.
15115 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
15116 (TUNE_AVOID_VECTOR_DECODE): Ditto.
15117 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
15118 (TUNE_SLOW_IMUL_IMM8): Ditto.
15119 (TUNE_MOVE_M1_VIA_OR): Ditto.
15120 (TUNE_NOT_UNPAIRABLE): Ditto.
15121 (TUNE_NOT_VECTORMODE): Ditto.
15123 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
15126 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
15127 tuning options instead of hard coded TARGET_xxx.
15128 (fix ssemode peephole2's): Ditto.
15129 (imul peephole2's): Ditto.
15131 (movdi_or_rex64): Ditto.
15132 (move peephole2): Ditto.
15133 (not peephole2's): Ditto.
15135 2007-03-14 Dirk Mueller <dmueller@suse.de>
15137 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
15138 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
15139 * c-parser.c (c_parser_if_body): Always add an empty statement in case
15141 * c-parser.c (c_parser_do_statement): Warn about empty body in
15142 do/while statement.
15143 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
15144 * doc/invoke.texi (-Wempty-body): Update documentation.
15146 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15149 * c-common.h (warn_for_div_by_zero): Declare.
15150 * c-common.c (warn_for_div_by_zero): Define.
15151 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
15154 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15156 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
15157 to PREFIX and STANDARD_PREFIX.
15159 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15160 Phil Edwards <phil@codesourcery.com>
15162 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
15163 (__gthread_once_t): Remove busy field for RTPs.
15164 (__GTHREAD_ONCE_INIT): Update accordingly.
15166 2007-03-14 Richard Sandiford <richard@codesourcery.com>
15168 * doc/invoke.texi: Document VxWorks options.
15170 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
15172 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
15174 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
15176 PR tree-optimization/30590
15177 * tree-nrv.c (tree_nrv): Check for the partial update of the
15180 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15182 * flags.h (flag_random_seed): Remove declaration, in favor of...
15183 * toplev.h (get_random_seed, set_random_seed): ... these.
15184 * tree.c (get_file_function_name): Use the former.
15185 * opts.c (common_handle_option): Use the latter.
15188 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
15190 PR middle-end/31127
15191 * cse.c (cse_find_path): Do not bail out if a basic block that
15192 we already visited now becomes part of a path that starts at a
15193 different basic block. Just disallow this, to make sure we
15194 visit each basic block at most once.
15196 2007-03-13 Jan Hubicka <jh@suse.cz>
15198 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
15199 attributes, when profile esitmate is present, calls with very low
15200 frequency are cold.
15202 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
15204 PR tree-optimization/30730
15205 PR tree-optimization/26900
15206 * tree-ssa-loop-niter.c: Include gmp.h.
15207 (bounds): New type.
15208 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
15209 split_to_var_and_offset, determine_value_range,
15210 bound_difference_of_offsetted_base, refine_bounds_using_guard,
15211 bound_difference, bounds_add, bounds_negate,
15212 number_of_iterations_ne_max, dump_affine_iv): New functions.
15213 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
15214 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
15215 difference of initial and final value of control iv to validate
15217 (number_of_iterations_cond): Add loop parameter. Determine bounds
15218 on the difference of the extremes of the control iv. Add dumps.
15219 (expand_simple_operations): Handle phi nodes.
15220 (simplify_using_initial_conditions): Do not record used conditions.
15221 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
15222 Do not set additional_info.
15223 (implies_nonnegative_p, implies_ge_p): Removed.
15224 (derive_constant_upper_bound): Do not use parameter `additional'.
15225 (record_estimate): Parameter `additional' removed. Parameter
15226 `i_bound' added. Do not call derive_constant_upper_bound.
15227 (record_nonwrapping_iv): Use derive_constant_upper_bound to
15228 bound the number of iterations estimate.
15229 (estimate_numbers_of_iterations_loop): Pass the estimate from
15230 the number of iterations analysis to record_estimate.
15231 * tree.h (multiple_of_p): Declare.
15232 * tree-scalar-evolution.c (expression_expensive_p): Removed.
15233 (scev_const_prop): Do not check expression_expensive_p.
15234 * fold-const.c (multiple_of_p): Exported.
15235 * double-int.c (double_int_mask): Exported.
15236 * double-int.h (double_int_mask): Declare.
15237 * tree-flow.h (struct tree_niter_desc): Removed additional_info
15238 field. Added max field.
15240 2007-03-13 David Taylor <taylor@candd.org>
15243 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
15246 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15249 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
15250 two unamed patterns.
15252 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
15254 * config/i386/i386.opt (mcx16, msahf): New options.
15255 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
15256 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
15258 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
15259 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
15260 Output -mcx16 and -msahf options when corresponding bit is set.
15262 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
15263 and -msahf options.
15265 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
15267 * configure.ac: Test for assembler tolerance to # 0 "".
15268 * configure, config.in: Rebuilt.
15269 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
15271 2007-03-13 Geoffrey Keating <geoffk@apple.com>
15273 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
15275 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
15276 (handle_syscall): Handle direct system calls.
15277 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
15279 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15281 * doc/invoke.texi: Fix cpp.info cross-reference.
15282 * doc/passes.texi: Fix gcc.info cross-reference.
15284 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
15286 PR tree-optimization/30835
15287 * lambda-code.c (can_convert_to_perfect_nest): Check whether
15288 bb_for_stmt is not NULL before accessing it.
15290 2007-03-12 Joseph Myers <joseph@codesourcery.com>
15292 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
15295 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
15298 * doc/install.texi: Document --enable-stage1-languages
15300 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
15302 * tree-pass.h (pass_into_cfg_layout_mode,
15303 pass_outof_cfg_layout_mode): Declare.
15304 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
15305 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
15306 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
15307 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
15309 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
15311 * c-decl.c (warn_variable_length_array): New function.
15312 Refactored from grokdeclarator to handle warn_vla
15313 and handle unnamed array case.
15314 (grokdeclarator): Refactored VLA warning case.
15315 * c.opt (Wvla): New flag.
15316 * doc/invoke.texi (Wvla): New warning.
15318 2007-03-12 Richard Henderson <rth@redhat.com>
15320 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
15321 (TARGET_SECTION_TYPE_FLAGS): New.
15323 2007-03-12 Richard Henderson <rth@redhat.com>
15325 * config/darwin.c (machopic_reloc_rw_mask): New.
15326 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
15327 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
15329 2007-03-12 Mark Mitchell <mark@codesourcery.com>
15331 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
15332 * cppdefault.h (cpp_PREFIX): Document.
15333 (cpp_PREFIX_len): Likewise.
15334 (cpp_EXEC_PREFIX): New variable.
15335 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
15336 * c-incpath.c (add_standard_paths): Correct logic for relocating
15337 paths within prefix.
15339 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
15341 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
15342 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
15344 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
15345 fix_truncdfdi_sse using SSEMODEF mode macro.
15346 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
15347 fix_truncdfsi_sse using SSEMODEF mode macro.
15348 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
15349 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
15351 2007-03-12 Richard Sandiford <richard@codesourcery.com>
15353 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
15354 elfos.h to tm_file.
15356 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
15358 * tree.h : Add multiple_of_p declaration.
15359 * fold-const.c (multiple_of_p): Make multiple_of_p public.
15360 * ipa-type-escape.c (results_of_malloc): Redundant.
15361 (visited_stmts): New. Visited stmt for walk_use_def_chains.
15362 (cast_type): Extended with new members.
15363 (check_cast): Returns cast_type.
15364 (cast): New structure for data of walk_use_def_chains.
15365 (is_malloc_result, is_cast_from_non_pointer_1,
15366 is_cast_from_non_pointer,
15367 is_array_access_through_pointer_and_index): New functions.
15368 (look_for_casts): Returns cast types.
15369 (check_call): Returns void.
15370 (okay_pointer_operation): Use support of pointer plus index,
15371 pointer plus constant and allow all multiplications.
15373 2007-03-11 Richard Guenther <rguenther@suse.de>
15375 PR tree-optimization/31115
15376 * tree-vrp.c (extract_range_from_binary_expr): Make sure
15377 the shift count is positive and non-anti-range for RSHIFT_EXPR.
15378 A shift count of zero is not special as with *_DIV_EXPR.
15379 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
15382 2007-03-11 Ian Lance Taylor <iant@google.com>
15384 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
15385 the *_DIV_EXPR codes correctly with overflow infinities.
15387 2007-03-11 Ira Rosen <irar@il.ibm.com>
15389 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
15390 indicate success/failure of the analysis. Add negation to subtrahend
15391 in case of subtraction. Fail if both operands contain constants.
15392 (create_data_ref): Fail if analyze_offset fails.
15394 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
15396 * config/i386/i386.md (frndintxf2): Rename to ...
15397 (rintxf2): ... this. Remove expander having same name.
15398 (rintsf2, rintdf2): Implement using SSEMODEF macro.
15399 (roundsf2, rounddf2): Ditto.
15400 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
15401 (lround<mode>di2, lround<mode>si2): Ditto.
15403 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
15405 * lower-subreg.c: Include except.h.
15406 (decompose_multiword_subregs): Verify that the only control flow
15407 insns we can split are loads to multi-words pseudos.
15408 Handle breaking such blocks after splitting, instead of calling
15409 find_many_sub_basic_blocks.
15411 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
15412 on the new basic block. Add a lengthy comment explaining why we
15413 thought this was necessary.
15414 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
15416 2007-03-10 Mark Mitchell <mark@codesourcery.com>
15419 * tree.c (walk_type_fields): Recurse into the element type of
15420 ARRAY_TYPEs if there is a pointer set.
15422 2007-03-10 Dirk Mueller <dmueller@suse.de>
15424 * c-common.c (warn_logical_operator): Fix condition.
15426 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
15428 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
15430 * config/darwin.c (machopic_select_section): Remove superfluous
15431 argument in call to categorize_decl_for_section. Remove unused
15434 2007-03-10 Joseph Myers <joseph@codesourcery.com>
15436 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
15438 * configure: Regenerate.
15440 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
15443 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
15444 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
15445 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
15446 Add LABEL_NUSES to emitted label.
15447 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
15448 branch probability value to emitted jump insn.
15449 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
15450 Do not check life information and do not re-arrange input operands
15451 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
15453 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15455 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
15456 the change of decode_asm_operands.
15458 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
15460 * mode-switching.c (create_pre_exit): Skip blockage insn.
15462 2007-03-09 Diego Novillo <dnovillo@redhat.com>
15464 * tree-pass.h (TODO_update_smt_usage): Remove.
15466 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
15470 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15472 * pa.c (attr_length_call): Revise condition for long
15473 pc-relative branch.
15474 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
15475 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
15476 sequence on SOM target.
15478 2007-03-09 Geoffrey Keating <geoffk@apple.com>
15480 * gcc.c: Document %{, in big comment at top.
15481 (input_suffix_matches): Remove special handling for .s and
15483 (input_spec_matches): New.
15484 (handle_braces): Handle %{,.
15485 (validate_switches): ',' indicates a value which is not a switch.
15486 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
15487 to detect assembler input.
15488 * config/i386/sol2.h (CPP_SPEC): Likewise.
15489 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
15490 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
15491 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
15492 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
15493 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
15494 -m64 causes deployment target to default to 10.5.
15495 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15497 2007-03-09 Richard Henderson <rth@redhat.com>
15500 * target.h (targetm.asm.out.reloc_rw_mask): New.
15501 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
15502 (TARGET_ASM_OUT): Use it.
15503 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
15504 * varasm.c (categorize_decl_for_section): Remove shlib argument;
15505 use the new reloc_rw_mask target hook instead.
15506 (default_section_type_flags_1): Merge into...
15507 (default_section_type_flags): ... here.
15508 (decl_readonly_section_1): Merge into...
15509 (decl_readonly_section): ... here.
15510 (default_elf_select_section_1): Merge into...
15511 (default_elf_select_section): ... here.
15512 (default_unique_section_1): Merge into...
15513 (default_unique_section): ... here.
15514 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
15515 (default_select_rtx_section): Use it.
15516 (default_elf_select_rtx_section): Likewise.
15517 * output.h: Update to match.
15518 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
15519 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
15520 (TARGET_ASM_RELOC_RW_MASK): New.
15521 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
15522 to categorize_decl_for_section.
15523 (x86_64_elf_unique_section): Likewise.
15524 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
15525 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
15526 (TARGET_ASM_RELOC_RW_MASK): New.
15527 * config/ia64/ia64.c (ia64_rwreloc_select_section,
15528 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
15529 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
15530 (TARGET_RWRELOC): Remove.
15531 (ia64_section_type_flags): Adjust call to default_section_type_flags.
15532 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15533 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
15534 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
15535 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
15536 (rs6000_xcoff_select_section): Use decl_readonly_section.
15537 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
15538 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
15539 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
15540 (TARGET_SECTION_TYPE_FLAGS): Remove.
15541 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
15543 2007-03-09 Roger Sayle <roger@eyesopen.com>
15545 * fold-const.c (fold_comparison): Remove compile-time evaluation of
15546 complex constant equality/inequality comparisons for here.
15547 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
15548 known at compile-time or can be simplified to a scalar comparison.
15549 (fold_relational_const): Move compile-time evaluation of complex
15550 constant equality/inequality comparisons to here.
15552 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15554 PR rtl-optimization/30643
15555 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
15557 (fold_rtx): Recurse, like before 2006-11-03.
15559 2007-03-09 DJ Delorie <dj@redhat.com>
15561 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
15564 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
15566 PR tree-optimization/30375
15567 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
15568 LHS of statements is not the same.
15569 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
15571 2007-03-09 Chao-ying Fu <fu@mips.com>
15573 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
15575 * doc/invoke.texi (-mdspr2): Document new option.
15576 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
15577 New unspec for DSP REV 2.
15578 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
15579 these instructions are extended in DSP REV 2.
15580 (mips-dspr2.md): Include.
15581 * config/mips/mips.opt (mdspr2): New option.
15582 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
15583 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
15584 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
15585 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
15586 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
15587 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
15588 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
15590 (bdesc_map): Add one field of unsupported_target_flags.
15591 (bdesc_arrays): Update entries to have extra fields. Add
15593 (mips_init_builtins): Initialize new function types.
15594 Check unsupported_target_fileds to filter out builtins.
15595 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
15597 (ASM_SPEC): Pass mdspr2 to the assembler.
15598 * config/mips/mips-dspr2.md: New file.
15600 2007-03-09 Sa Liu <saliu@de.ibm.com>
15602 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
15604 2007-03-09 Ian Lance Taylor <iant@google.com>
15606 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
15607 argument) like -Wstrict-overflow=2.
15608 * doc/invoke.texi (Warning Options): Update documentation.
15610 2007-03-09 Dirk Mueller <dmueller@suse.de>
15613 * doc/invoke.texi (-Wlogical-op): Document.
15614 * common.opt (-Wlogical-op): New.
15615 * c-common.h (warn_logical_operator): Declare.
15616 * c-common.c (warn_logical_operator): Define.
15617 * c-typeck.c (parser_build_binary_op): Call
15618 warn_logical_operator.
15620 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15622 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
15623 * final.c (final_scan_insn): Test for non-"" file name.
15625 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
15627 * doc/loop.texi: Document the Omega linear constraints solver.
15628 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
15629 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
15630 omega-hash-table-size, omega-max-keys, and
15631 omega-eliminate-redundant-constraints.
15632 * tree-pass.h (pass_check_data_deps): Declared.
15635 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
15636 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
15637 pass_check_data_deps): New.
15638 * tree-data-ref.c (init_data_ref): Remove declaration.
15639 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
15640 (analyze_array): Renamed init_array_ref, move up initializations.
15641 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
15642 Removed arguments that are set to NULL.
15643 (analyze_indirect_ref): Correct indentation, correct call to
15645 (object_analysis): Call init_array_ref instead of analyze_array.
15646 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
15647 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
15648 of DR_ACCESS_FNS_ADDR.
15649 (init_omega_eq_with_af, omega_extract_distance_vectors,
15650 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
15651 ddr_consistent_p): New.
15652 (compute_affine_dependence): Check consistency of ddrs when
15653 flag_check_data_deps is passed.
15654 (analyze_all_data_dependences): Uncomment.
15655 (tree_check_data_deps): New.
15656 * tree-data-ref.h: Include omega.h.
15657 (DR_ACCESS_FNS_ADDR): Removed.
15658 (data_dependence_relation): Add inner_loop.
15659 (DDR_INNER_LOOP): New.
15660 * common.opt (fcheck-data-deps): New.
15661 * tree-flow.h (tree_check_data_deps): Declare.
15662 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
15663 (OBJS-common): Depend on omega.o.
15665 * passes.c (pass_check_data_deps): Scheduled.
15666 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
15667 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
15668 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
15669 PARAM_VECT_MAX_VERSION_CHECKS,
15670 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
15672 2007-03-09 Richard Guenther <rguenther@suse.de>
15674 PR tree-optimization/30904
15675 PR middle-end/31058
15676 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
15677 the same way as *_DIV_EXPR.
15679 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15681 * recog.c (decode_asm_operands): No mixed declarations and code.
15683 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
15685 * rtl.def (ASM_INPUT): Add location.
15686 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
15687 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
15688 (decode_asm_operands): Add loc operand.
15689 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
15690 * stmt.c (expand_asm): Rename to...
15691 (expand_asm_loc): ... this. Add locus argument. Pass it on to
15692 gen_rtx_ASM_INPUT_loc.
15693 (expand_asm_expr): Adjust.
15694 * recog.c (decode_asm_operands): Add loc operand.
15695 (check_asm_operands, extract_insn): Adjust.
15696 * reload1.c (maybe_fix_stack_asms): Likewise.
15697 * final.c (asm_insn_count): Likewise.
15698 (final_scan_insn): Output # line before and after asm.
15700 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
15702 * tree-ssa-structalias.c (variable_info): Remove
15704 (new_var_info): Ditto.
15705 (shared_bitmap_info_t): New structure.
15706 (shared_bitmap_table): New variable.
15707 (shared_bitmap_hash): New function.
15708 (shared_bitmap_eq): Ditto
15709 (shared_bitmap_lookup): Ditto.
15710 (shared_bitmap_add): Ditto.
15711 (merge_smts_into): Change to take bitmap directly.
15712 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
15713 (init_alias_vars): Init shared bitmap hashtable.
15714 (delete_points_to_sets): Delete shared bitmap hashtable.
15715 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
15716 is_aliased removal as a change that was still necessary was
15719 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
15721 * config/i386/i386.h (override_options): Conditionally disable
15722 x86_sahf for 64bit targets only.
15724 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
15727 * c-decl.c (merge_decls): Don't call make_var_volatile.
15728 * varasm.c (make_var_volatile): Remove.
15729 * output.h (make_var_volatile): Remove.
15731 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
15733 PR tree-optimization/31085
15734 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
15736 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15738 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
15739 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
15740 ATTR_CONST_NOTHROW_LIST.
15742 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15745 2007-03-08 Diego Novillo <dnovillo@redhat.com>
15747 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
15749 2007-03-08 Geoffrey Keating <geoffk@apple.com>
15752 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
15754 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
15755 passed, use shared libgcc.
15757 2007-03-08 Roger Sayle <roger@eyesopen.com>
15759 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
15760 instead of calling build2 with a GIMPLE_MODIFY_STMT.
15761 (honor_protect_cleanup_actions, lower_try_finally_switch):
15763 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
15764 ifc_temp_var): Likewise.
15765 * tree-inline.c (setup_one_parameter): Likewise.
15766 * tree-mudflap.c (mf_decl_cache_locals,
15767 mf_build_check_statement_for): Likewise.
15768 * tree-nested.c (init_tmp_var, save_tmp_var,
15769 finalize_nesting_tree_1): Likewise.
15770 * tree-outof-ssa.c (insert_copy_on_edge,
15771 insert_backedge_copies): Likewise.
15772 * tree-profile.c (tree_gen_edge_profiler,
15773 tree_gen_ic_profiler): Likewise.
15774 * tree-scalar-evolution.c (scev_const_prop): Likewise.
15775 * tree-sra.c (sra_build_assignment): Likewise.
15776 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
15777 * tree-ssa-math-opts.c (insert_reciprocals,
15778 execute_cse_sincos_1): Likewise.
15779 * tree-tailcall.c (adjust_accumulator_values,
15780 adjust_return_value): Likewise.
15781 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
15782 * tree-vect-transform.c (vect_create_data_ref_ptr,
15783 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
15784 vect_create_epilog_for_reduction, vectorizable_reduction,
15785 vectorizable_call, vectorizable_conversion,
15786 vectorizable_assignment, vectorizable_operation,
15787 vectorizable_type_demotion, vect_gen_widened_results_half,
15788 vect_permute_store_chain, vectorizable_store,
15789 vect_setup_realignment, vect_permute_load_chain,
15790 vectorizable_load, vectorizable_condition,
15791 vect_create_cond_for_align_checks): Likewise.
15792 * tree-vrp.c (build_assert_expr_for): Likewise.
15794 2007-03-08 Ian Lance Taylor <iant@google.com>
15796 * tree-vrp.c: Include "intl.h".
15797 (usable_range_p): New static function.
15798 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
15799 overflowed values, juts set *strict_overflow_p.
15800 (compare_values): Only return -2 if one of the operands is not a
15802 (compare_ranges): Call usable_range_p.
15803 (compare_range_with_value): Likewise.
15804 (vrp_evaluate_conditional_warnv): Rename from
15805 vrp_evaluate_conditional. Make static. Change all callers.
15806 (vrp_evaluate_conditional): New function.
15807 (simplify_div_or_mod_using_ranges): Issue warning about reliance
15808 on signed overflow.
15809 (simplify_abs_using_ranges): Likewise.
15810 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
15811 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
15812 within_stmt parameter.
15813 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15814 vrp_evaluate_conditional.
15815 * tree-ssa-threadedge.c
15816 (record_temporary_equivalences_from_stmts_at_dest): Change
15817 simplify parameter to take a second tree parameter.
15818 (simplify_control_stmt_condition): Likewise.
15819 (thread_across_edge): Likewise.
15820 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
15821 (thread_across_edge): Likewise.
15822 * Makefile.in (tree-vrp.o): Depend upon intl.h.
15824 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
15826 * config/i386/i386.h (TARGET_SAHF): New define.
15827 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
15828 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
15829 (x86_sahf): New global variable.
15830 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
15831 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
15832 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
15833 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
15835 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
15836 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
15837 when expanding fcomi/sahf based tests.
15838 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
15839 expanding sahf based alternative. Emit sahf based sequence when
15840 optimizing for code size.
15841 * config/i386/i386.md (x86_sahf_1): Do not disable for
15842 TARGET_64BIT, enable for TARGET_SAHF.
15844 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
15846 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
15847 spurious whitespace from error message.
15849 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
15852 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
15854 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
15856 * c-decl.c (grokdeclarator): Disable warnings for anonymous
15858 * tree-sra.c (instantiate_element): Propagate disabled warnings
15859 from the element itself to the created variable.
15861 2007-03-07 Richard Henderson <rth@redhat.com>
15864 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
15865 silently fix up the stack in the case of a missing register.
15867 2007-03-07 Paul Brook <paul@codesourcery.com>
15869 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
15871 2007-03-07 Joseph Myers <joseph@codesourcery.com>
15873 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
15875 (phase1_vrs): Use them.
15876 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
15877 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
15878 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
15879 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
15880 __gnu_Unwind_Restore_WMMXC if required.
15881 (_Unwind_VRS_Pop): Implement iWMMXt support.
15882 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
15883 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
15884 gnu_Unwind_Save_WMMXC): Define.
15886 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15888 * config/vxworks.h (vxworks_override_options): Declare.
15889 (VXWORKS_OVERRIDE_OPTIONS): Use it.
15890 * config/vxworks.c: Include target.h and toplev.h.
15891 (vxworks_override_options): New function.
15892 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
15894 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
15896 * config/s390/s390.c (override_options): Don't emit an error when
15897 -mstack-size is used without providing -mstack-guard.
15898 (s390_emit_prologue): Choose stack_guard value automatically if not
15899 provided via command line.
15900 * doc/invoke.texi: Adjust description of -mstack-guard and
15903 2007-03-07 Richard Sandiford <richard@codesourcery.com>
15905 * config/i386/i386.c (output_set_got): Add a GOT initialization
15906 sequence for VxWorks PIC.
15907 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
15908 around labels as well as symbols. Use gotoff_operand instead
15909 of local_symbolic_operand.
15910 (legitimize_pic_address): Use gotoff_operand instead of
15911 local_symbolic_operand. Use @GOT accesses for labels as
15913 (ix86_output_addr_diff_elt): Use PC-relative rather than
15914 GP-relative offsets for VxWorks PIC.
15915 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
15916 no_new_pseudos. Check whether the returned register is op0.
15917 * config/i386/i386.md (tablejump): Use PC-relative rather than
15918 GP-relative offsets for VxWorks PIC.
15919 * config/i386/predicates.md (gotoff_operand): New predicate.
15921 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15923 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
15925 * config/vxworks-dummy.h: New file.
15926 * config/i386/i386.h: Include it.
15928 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
15930 * dwarf2out.c (is_inlined_entry_point): New
15931 (add_high_low_attributes): Emit DW_AT_entry_pc along with
15932 DW_AT_ranges if the first subblock is the entry point.
15934 2007-03-06 David Daney <ddaney@avtrex.com>
15936 * doc/install.texi (mips-*-*): Change recommended binutils
15939 2007-03-06 Anatoly Sokolov <aesok@post.ru>
15941 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
15942 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
15944 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15945 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15947 2007-03-06 Jan Hubicka <jh@suse.cz>
15949 * errors.h (warning, error, fatal, internal_error): Mark as cold.
15950 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
15952 (probably_cold_bb_p): Cold functions are cold.
15953 (probably_never_executed_bb_p): Cold functions are cold.
15954 (tree_bb_level_predictions): Predict calls to cold functions as not
15956 (compute_function_frequency): Check hot/cold attributes.
15957 * function.h (function_frequency): Update comments.
15958 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
15959 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
15960 (c_common_att): Add cold and hot.
15962 * doc/extend.texi (hot,cold attributes): Document.
15964 2007-03-06 Andrew Haley <aph@redhat.com>
15966 * function.c (expand_function_end): Move blockage to just after we
15967 emit the label for the naked return from the function.
15969 2007-03-06 Richard Sandiford <richard@codesourcery.com>
15971 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
15974 2007-03-06 Jan Hubicka <jh@suse.cz>
15976 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
15977 loaded for constant large models. Non-large 64bit PIC can do.
15978 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
15979 * cmodel.h: Add LARGE PIC.
15980 * i386.md (UNSPEC_PLTOFF): New.
15981 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
15983 (*call_1_rex64): Disable for large models.
15984 (*call_1_rex64_large): New.
15985 (*call_value_1_rex64): Disable for large models.
15986 (*call_value_1_rex64_large): New.
15987 (set_rip_rex4): New.
15988 (set_got_offset_rex64): New.
15989 * predicates.md (constant_call_address_operand): For large model
15990 constant calls are not possible.
15991 * i386-protos.h (construct_plt_address): Declare.
15992 * i386.c (override_options): Accept large models.
15993 (ix86_expand_prologue): Expand large PIC GOT pointer load.
15994 (legitimate_constant_p): Add new UNSPECs.
15995 (legitimate_pic_operand_p): Likewise.
15996 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
15997 (legitimize_pic_address): Do easy RIP relative way for TLS only for
15999 (output_pic_addr_const): Add PLTOFF.
16000 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
16001 (ix86_expand_move): Legitimize pic address when in PIC mode.
16002 (construct_plt_address): New function.
16003 (ix86_expand_call): Offload the address to register and use GOT
16004 pointer for large model.
16005 * invoke.texi (mcmodel=large): Update documentation.
16007 2007-03-06 Richard Henderson <rth@redhat.com>
16009 * config/i386/i386.c (x86_use_leave, x86_push_memory,
16010 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
16011 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
16012 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
16013 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
16014 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
16015 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
16016 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
16017 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
16018 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
16019 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16020 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
16021 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16022 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16023 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
16024 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
16025 x86_schedule, x86_use_bt, x86_pad_returns,
16026 x86_use_xchgb): Merge into ...
16027 (ix86_tune_features): ... here. New array.
16028 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16029 x86_bswap): Merge into ...
16030 (ix86_arch_features): ... here. New array.
16031 (x86_3dnow_a): Remove.
16032 (x86_accumulate_outgoing_args): Make static.
16033 (x86_arch_always_fancy_math_387): Make static.
16034 (ix86_tune_mask, ix86_arch_mask): Move ...
16035 (override_options): ... to local variables here. Apply the
16036 appropriate mask to each element of ix86_arch_features and
16037 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
16038 as were done in the old macros.
16039 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
16040 * config/i386/i386.h (x86_use_leave, x86_push_memory,
16041 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
16042 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
16043 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
16044 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
16045 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
16046 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
16047 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
16048 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
16049 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
16050 x86_partial_reg_dependency, x86_memory_mismatch_stall,
16051 x86_accumulate_outgoing_args, x86_prologue_using_move,
16052 x86_epilogue_using_move, x86_decompose_lea,
16053 x86_arch_always_fancy_math_387, x86_shift1,
16054 x86_sse_partial_reg_dependency, x86_sse_split_regs,
16055 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
16056 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
16057 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
16058 x86_use_incdec, x86_pad_returns, x86_bswap,
16059 x86_partial_flag_reg_stall): Remove.
16060 (enum ix86_tune_indices): New.
16061 (ix86_tune_features): New.
16062 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
16063 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
16064 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
16065 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
16066 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
16067 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
16068 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
16069 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
16070 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
16071 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
16072 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
16073 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
16074 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
16075 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
16076 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
16077 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
16078 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
16079 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
16080 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
16081 TARGET_EXT_80387_CONSTANTS): Use it.
16082 (enum ix86_arch_indices): New.
16083 (ix86_arch_features): New.
16084 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
16085 TARGET_BSWAP): Use it.
16086 (ix86_tune_mask, ix86_arch_mask): Remove.
16088 2007-03-06 Joseph Myers <joseph@codesourcery.com>
16091 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
16092 Define using $${sysroot_headers_suffix}.
16093 * configure: Regenerate.
16094 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
16095 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
16097 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
16098 * gcc.c (print_sysroot_headers_suffix): New.
16099 (option_map): Include --print-sysroot-headers-suffix.
16100 (display_help): Mention -print-sysroot-headers-suffix.
16101 (process_command): Handle -print-sysroot-headers-suffix.
16102 (do_spec_1): Append multilib directory to include-fixed path if
16103 sysroot suffixes in use.
16104 (main): Handle -print-sysroot-headers-suffix.
16105 * Makefile.in (start.encap): Don't depend on xlimits.h
16106 (xlimits.h): Remove.
16107 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
16108 limits.h for each multilib in fixinc_list.
16109 (fixinc_list, s-fixinc_list): New.
16110 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
16111 generate them for each multilib in fixinc_list.
16112 (stmp-fixproto): Use include-fixed. Run fixproto for each
16113 multilib in fixinc_list.
16114 (mostlyclean): Don't remove xlimits.h.
16115 (clean): Remove include-fixed.
16116 (real-install-headers-tar, real-install-headers-cpio,
16117 real-install-headers-cp): Don't copy include, only include-fixed.
16118 (install-mkheaders): Depend on fixinc_list. Don't depend on
16119 xlimits.h. Save limits.h files for each multilib in fixinc_list.
16120 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
16121 SYSTEM_HEADER_DIR setting in mkheaders.conf.
16123 2007-03-06 Jan Hubicka <jh@suse.cz>
16125 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
16128 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16130 * configure.ac: Allow tm_file to contain build-directory files.
16131 * configure: Regenerate.
16132 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
16133 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
16134 * config/m68k/print-sysroot-suffix.sh: New file.
16136 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16138 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
16139 of pic_offset_table_rtx if reload_completed.
16140 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
16141 PIC_OFFSET_TABLE_REGNUM.
16142 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
16144 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
16145 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
16147 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16149 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16150 functions that call eh_return.
16152 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16154 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
16155 functions that need a constant pool.
16157 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16160 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
16161 (m68k_preferred_reload_class): Likewise.
16162 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
16163 (SECONDARY_RELOAD_CLASS): Define.
16164 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
16165 (LIMIT_RELOAD_CLASS): Delete.
16166 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
16167 registers from storing bytes.
16168 (m68k_secondary_reload_class): New function.
16169 (m68k_preferred_reload_class): Likewise.
16171 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16173 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
16175 (m68k_expand_prologue): Likewise.
16177 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16179 * config/m68k/m68k-protos.h (output_sibcall): Declare.
16180 (mips_expand_epilogue): Add a bool parameter.
16181 (m68k_legitimize_sibcall_address): Declare.
16182 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
16183 (m68k_expand_epilogue): Add a parameter to select between sibling
16184 and normal epilogues. Only generate a return for the latter.
16185 (m68k_ok_for_sibcall_p): New function.
16186 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
16187 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
16188 (sibcall_value, *sibcall_value): Likewise.
16189 (*call, *call_value): Require !SIBLING_CALL_P.
16190 (epilogue): Update call to m68k_expand_epilogue.
16191 (sibcall_epilogue): New pattern.
16192 * config/m68k/predicates.md (const_call_operand): Say that this
16193 predicate applies to sibling calls too.
16194 (sibcall_operand): New predicate.
16196 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16198 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
16199 alternatives as movsi_cf.
16200 (movsf_cf_hard): Add commentary.
16202 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
16203 Richard Sandiford <richard@codesourcery.com>
16205 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
16206 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
16207 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
16208 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
16209 as being live on exit from an interrupt function.
16210 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
16211 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
16212 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
16213 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
16214 (m68k_interrupt_function_p): Globalize.
16215 (m68k_compute_frame_layout): Remove reverse mask code.
16216 (m68k_emit_movem, m68k_set_frame_related): New functions.
16217 (m68k_output_function_prologue): Delete in favor of...
16218 (m68k_expand_prologue): ...this new function.
16219 (m68k_output_function_epilogue): Delete in favor of...
16220 (m68k_expand_epilogue): ...this new function.
16221 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
16223 (print_operand): Handle %?.
16224 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
16225 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
16226 (prologue, epilogue): New patterns.
16227 (return): Turn into a define_expand.
16228 (*return): New pattern, derived from old "return" pattern. Use rte
16229 rather than rts for interrupt functions. Only use rtd if the pop
16231 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
16232 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
16233 (link, *link, unlink, *unlink, load_got): Likewise.
16235 2007-03-06 Richard Sandiford <richard@codesourcery.com>
16239 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
16240 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
16241 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
16242 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
16243 and m68k_matches_u_p.
16244 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
16245 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
16246 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
16247 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
16248 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
16249 (REG_STRICT_P): New macro.
16250 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
16251 PCREL_GENERAL_OPERAND_OK.
16252 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
16253 m68k_legitimate_base_reg_p.
16254 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
16255 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
16256 (PIC_CASE_VECTOR_ADDRESS): Update comment.
16257 * config/m68k/m68k.c (m68k_address): New structure.
16258 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
16259 (m68k_decompose_index, m68k_legitimate_constant_address_p)
16260 (m68k_jump_table_ref_p, m68k_decompose_address)
16261 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
16262 (m68k_matches_u_p): New functions.
16263 (print_operand_address): Rewrite to use m68k_decompose_index.
16265 2007-03-05 David Taylor <dtaylor@emc.com>
16267 * gcc.c: Correct copyright date in --version output.
16269 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16271 * pa.md: In unamed move patterns, disparge copies between general
16272 and floating point registers using '?' modifier. Don't include 'f'
16273 constraint for register preferences in DImode, SImode, HImode and
16274 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
16275 Remove constraints for copies between general and floating registers
16276 in soft-float DFmode pattern.
16277 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
16281 2007-03-05 Mike Stump <mrs@apple.com>
16283 * c-common.c (targetcm): Add.
16284 * c-opts.c (c_common_handle_option): Handle language specific
16286 * opts.c (handle_option): Verify language for target options, if
16288 * opth-gen.awk: Add CL_LANG_ALL.
16289 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
16290 (TARGETCM_INITIALIZER): Add.
16291 * target.h (struct gcc_targetcm): Add.
16293 * targhooks.c (default_handle_c_option): Add.
16294 * targhooks.h (default_handle_c_option): Add.
16295 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
16297 * config/darwin.opt (iframework): Add.
16298 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
16299 * config/darwin-c.c (handle_c_option): Add.
16300 (TARGET_HANDLE_C_OPTION): Add.
16302 * doc/invoke.texi (Darwin Options): Add -iframework.
16304 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16306 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
16309 2007-03-05 Ian Lance Taylor <iant@google.com>
16311 * c.opt (fgnu89-inline): New option.
16312 * c-opts.c (c_common_post_options): Set default value for
16314 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
16315 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
16317 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
16318 (grokdeclarator, start_function): Likewise.
16319 * c-cppbuiltin.c (c_cpp_builtins): Define either
16320 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
16321 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
16322 (C Dialect Options): Document -fgnu89-inline.
16323 * doc/extend.texi (Function Attributes): Explain what the
16324 gnu_inline attribute does.
16325 * doc/cpp.texi (Common Predefined Macros): Document
16326 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16328 2007-03-05 Ian Lance Taylor <iant@google.com>
16330 PR tree-optimization/31034
16331 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
16332 half-range if the other side is an overflow infinity.
16334 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
16336 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
16337 (bfin*-linux-uclibc*): New configuration.
16338 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
16340 * config/bfin/linux.h: New file.
16341 * config/bfin/libgcc-bfin.ver: New file.
16342 * config/bfin/t-bfin-uclinux: New file.
16343 * config/bfin/t-bfin-linux: New file.
16344 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
16345 (TARGET_OS_CPP_BUILTINS): New macro.
16347 2007-03-05 Richard Guenther <rguenther@suse.de>
16349 * fold-const.c (fold_binary): Remove duplicate folding
16350 of comparison of non-null ADDR_EXPR against null.
16352 2007-03-05 Richard Guenther <rguenther@suse.de>
16353 Dorit Nuzman <dorit@il.ibm.com>
16355 PR tree-optimization/26420
16356 * tree-vectorizer.c (vectorize_loops): Bail out early if there
16357 are no loops in the function. Only print the number of
16358 vectorized loops if it is greater than zero or we are supposed
16359 to print information about unvectorized loops.
16361 2007-03-05 Revital Eres <eres@il.ibm.com>
16363 * gcc.dg/var-expand1.c: New test.
16364 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
16365 when an accumulator is expanded.
16367 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16370 * c-common.c (convert_and_check): Don't give warnings for
16371 conversion if 'expr' already overflowed.
16373 2007-03-04 Roger Sayle <roger@eyesopen.com>
16375 PR middle-end/30744
16376 * fold-const.c (fold_comparison): Enforce type consistency when
16377 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
16379 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
16381 * tree-ssa-address.c (create_mem_ref): Do not put an expression
16382 containing a cast to the base of TARGET_MEM_REF.
16384 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
16386 * tree.c (tree_contains_struct_check_failed): Remove spurious
16387 whitespace from error message.
16389 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
16392 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
16393 instead of precision.
16395 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
16396 Nathan Sidwell <nathan@codesourcery.com>
16398 * emit-rtl.c (find_auto_inc): New.
16399 (try_split): recreate REG_INC notes,
16400 Use regular for loops rather than whiles.
16402 2007-03-03 Andreas Schwab <schwab@suse.de>
16404 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
16405 * configure: Regenerate.
16407 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16409 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
16410 flag_rounding_math, not flag_unsafe_math_optimizations.
16412 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
16414 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
16415 alpha_fold_vector_minmax): Likewise.
16416 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
16417 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
16419 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16421 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
16422 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
16423 if the lhs has side-effects.
16424 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
16426 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16428 * config/i386/i386.h (TUNEMASK): Remove define.
16429 (ARCHMASK): Remove define.
16430 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
16431 Use ix86_arch_mask variable instead of ARCHMASK.
16432 * config/i386/i386.c (override_options): Ditto.
16433 (standard_80387_constant_p): Ditto.
16435 2007-03-02 Ian Lance Taylor <iant@google.com>
16437 Used signed infinities in VRP.
16438 * tree-vrp.c (uses_overflow_infinity): New static function.
16439 (supports_overflow_infinity): New static function.
16440 (make_overflow_infinity): New static function.
16441 (negative_overflow_infinity): New static function.
16442 (positive_overflow_infinity): New static function.
16443 (is_negative_overflow_infinity): New static function.
16444 (is_positive_overflow_infinity): New static function.
16445 (is_overflow_infinity): New static function.
16446 (overflow_infinity_range_p): New static function.
16447 (compare_values_warnv): New function split out of compare_values.
16448 (compare_value): Call it.
16449 (set_value_range_to_nonnegative): Add overflow_infinity
16450 parameter. Change caller.
16451 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
16453 (vrp_expr_computes_nonzero): Likewise.
16454 (compare_ranges, compare_range_with_value): Likewise.
16455 (compare_name_with_value, compare_names): Likewise.
16456 (vrp_evaluate_conditional): Likewise.
16457 (set_value_range): Handle infinity
16458 (vrp_operand_equal_p, operand_less_p): Likewise.
16459 (extract_range_from_assert): Likewise.
16460 (vrp_int_const_binop): Likewise.
16461 (extract_range_from_binary_expr): Likewise.
16462 (extract_range_from_unary_expr): Likewise.
16463 (extract_range_from_comparison): Likewise.
16464 (extract_range_from_expr): Likewise.
16465 (dump_value_range): Likewise.
16466 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
16467 (test_for_singularity): Likewise.
16468 (vrp_int_const_binop): Remove inline qualifier.
16469 (adjust_range_with_scev): Add comment.
16470 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
16472 2007-03-02 Diego Novillo <dnovillo@redhat.com>
16474 * tree-ssa-structalias.c (could_have_pointers): Tidy.
16475 (get_constraint_for): Likewise.
16476 (do_structure_copy): Likewise.
16477 (find_func_aliases): Fix references to MODIFY_EXPR.
16478 (intra_create_variable_infos): Tidy.
16479 * tree-ssa-operands.c (add_virtual_operand): Add argument
16481 When adding members of alias sets, if IS_CALL_SITE is true and
16482 the symbol is not call-clobbered, skip it.
16483 Adjust all callers.
16485 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
16487 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
16488 entry by means of emit_insn_at_entry.
16490 2007-03-02 Richard Henderson <rth@redhat.com>
16492 * expr.h (promoted_input_arg): Remove decl.
16493 * function.c (promoted_input_arg): Merge into ...
16494 * combine.c (setup_incoming_promotions): ... only caller.
16495 Rearrange to avoid double loop.
16497 2007-03-02 Ben Elliston <bje@au.ibm.com>
16498 Peter Bergner <bergner@vnet.ibm.com>
16499 Janis Johnson <janis187@us.ibm.com>
16501 * config/rs6000/dfp.md: New file.
16502 * config/rs6000/rs6000.md: Include dfp.md.
16503 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
16504 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
16505 and TDmode decimal float modes in FP registers.
16506 (num_insns_constant): Likewise.
16507 (rs6000_legitimate_offset_address_p): Likewise.
16508 (rs6000_legitimize_address): Likewise.
16509 (rs6000_legitimize_reload_address): Likewise.
16510 (rs6000_legitimate_address): Likewise.
16511 (rs6000_emit_move): Likewise.
16512 (function_arg_boundary): Likewise.
16513 (function_arg_advance): Likewise.
16514 (rs6000_darwin64_record_arg_recurse): Likewise.
16515 (function_arg): Likewise.
16516 (rs6000_gimplify_va_arg): Likewise.
16517 (rs6000_split_multireg_move): Likewise.
16518 (rs6000_output_function_epilogue): Likewise.
16519 (rs6000_output_function_epilogue): Likewise.
16520 (rs6000_register_move_cost): Likewise.
16521 (rs6000_function_value): Likewise.
16522 (rs6000_libcall_value): Likewise.
16524 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16526 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
16528 2007-03-02 Richard Sandiford <richard@codesourcery.com>
16530 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
16531 Use $MULTIDIR to choose between the kernel and RTP headers,
16532 and use $WIND_BASE and $WIND_USR to locate them.
16534 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16536 * config/i386/i386.c (override_options): Put initialization of
16537 ix86_tune_mask and ix86_arch_mask to the correct place.
16539 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
16540 Michael Meissner <michael.meissner@amd.com>
16543 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
16544 (ARCHMASK): Define.
16545 (TARGET_CMOVE): Use ARCHMASK.
16546 (TARGET_CMPXCHG): Ditto.
16547 (TARGET_CMPXCHG8B): Ditto.
16548 (TARGET_XADD): Ditto.
16549 (TARGET_BSWAP): Ditto.
16550 * config/i386/i386.c (ix86_tune_mask): New global variable.
16551 (ix86_arch_mask): Ditto.
16552 (override_options): Initialize ix86_tune_mask and
16553 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
16556 2007-03-02 Ben Elliston <bje@au.ibm.com>
16559 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
16561 2007-03-02 Joseph Myers <joseph@codesourcery.com>
16563 * target.h (init_dwarf_reg_sizes_extra): New target hook.
16564 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
16565 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
16566 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
16568 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
16569 rs6000_init_dwarf_reg_sizes_extra): New.
16570 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
16571 SPE register high parts.
16573 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
16575 * Makefile.in: Add install-pdf target as
16576 copied from automake v1.10 rules.
16577 * configure.ac: Add install-pdf to target list.
16578 * configure: Regenerate.
16580 2007-03-01 Paul Brook <paul@codesourcery.com>
16582 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
16583 modes to LDRD for DImode.
16584 (output_move_double): Fixup out of range ldrd/strd.
16585 (vfp_secondary_reload_class): Rename...
16586 (coproc_secondary_reload_class): ... to this. Add wb argument.
16587 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
16588 coproc_secondary_reload_class for CLASS_IWMMXT.
16589 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
16590 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
16592 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16594 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
16595 unroll factor by the estimated number of iterations.
16596 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
16597 than prefetch latency.
16599 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
16600 decode_caches_intel, detect_caches_intel): New functions.
16601 (host_detect_local_cpu): Use detect_caches_amd and
16602 detect_caches_intel.
16604 2007-03-01 Richard Henderson <rth@redhat.com>
16606 * expr.c (emit_move_complex_push): Export.
16607 (emit_move_complex_parts): Split out from ...
16608 (emit_move_complex): ... here.
16609 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
16610 * config/i386/i386.md (movcdi): New.
16612 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
16614 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
16615 size of mode1 to check for tieable modes in MMX case.
16617 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16619 * Makefile.in (rtlanal.o): Depend on tree.h.
16620 * rtl.h (offset_within_section_p, split_const): Declare.
16621 * rtlanal.c: Include tree.h.
16622 (offset_within_block_p): New function, taken from
16623 mips_offset_within_object_p.
16624 (split_const): New function, taken from mips_split_const.
16625 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
16627 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
16628 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
16629 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
16630 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
16631 (m68k_illegitimate_symbolic_constant_p): New function.
16632 * config/m68k/m68k.md (movsi): Remove misleading predicates.
16633 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
16634 symbolic constant that might be outside the symbol's section,
16635 move the symbol first and then add the offset.
16636 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
16638 * config/mips/mips.c (mips_split_const): Delete.
16639 (mips_offset_within_object_p): Delete.
16640 (mips_symbolic_constant_p): Use offset_within_section_p and
16641 split_const instead of mips_offset_within_object_p and
16643 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
16644 (mips_legitimize_const_move, print_operand_reloc)
16645 (mips_dangerous_for_la25_p): Use split_const instead of
16648 2007-02-28 Eric Christopher <echristo@apple.com>
16650 * Makefile.in (install-include-dir): Don't rm -rf include.
16652 2007-02-28 Richard Guenther <rguenther@suse.de>
16654 PR middle-end/30364
16655 * fold-const.c (fold_binary): Do not associate expressions
16656 with more than one variable for integer types that do not wrap.
16658 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
16660 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
16661 Delete, and replace with...
16662 (fold_builtin_call_array): This. Update callers to use it.
16663 * fold-const.c (fold_build_call_list): Delete, and replace with...
16664 (fold_build_call_array): This.
16665 (fold_build_call_list_initializer): Delete, and replace with...
16666 (fold_build_call_array_initializer): This.
16667 * tree.h: Update declarations to reflect above changes.
16669 * c-typeck.c (build_function_call): Store converted arguments
16670 in a stack-allocated array instead of building a list.
16671 (convert_arguments): Store arguments in the array passed in as an
16672 argument, and return the actual number of arguments.
16673 * c-format.c: (check_function_format): Pass arguments in an
16674 array instead of a list.
16675 * c-common.c (check_function_nonnull): Likewise.
16676 (check_function_sentinel): Likewise.
16677 (check_function_arguments): Likewise.
16678 * c-common.h: Update declarations to reflect above changes.
16680 2007-02-28 Jan Hubicka <jh@suse.cz>
16682 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
16683 PRED_NEGATIVE_RETURN): Update outcomes.
16685 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
16687 * calls.c (emit_library_call_value_1): Handle partial registers
16688 correctly when building up CALL_INSN_FUNCTION_USAGE.
16690 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16692 * pa/predicates.md (move_src_operand): Allow zero for mode.
16693 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
16696 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
16699 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
16700 *movv2df_internal): Enable pattern only for valid operand
16702 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
16703 tie only 128bit modes. For MMX registers, tie only 64bit modes.
16705 2007-02-27 Mike Stump <mrs@apple.com>
16707 * config/darwin-crt3.c: Avoid compilation when compiling for a
16710 2007-02-27 Joseph Myers <joseph@codesourcery.com>
16712 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
16714 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
16715 for fixed headers and limits.h.
16716 (install-include-dir, install-headers-tar, install-headers-cpio,
16717 install-headers-cp, real-install-headers-tar,
16718 real-install-headers-cpio, real-install-headers-cp): Handle
16719 include-fixed as well as include.
16720 (install-mkheaders): Don't install files that go only in include
16722 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
16723 from GCC_INCLUDE_DIR.
16724 * gcc.c (process_command): Remove special -BstageN/ handling.
16725 (do_spec_1): Add include-fixed directories.
16727 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16729 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
16731 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
16733 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
16736 2007-02-27 Mark Mitchell <mark@codesourcery.com>
16738 * c-common.c (get_priority): Add check for
16739 SUPPORTS_INIT_PRIORITY.
16741 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16743 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
16745 * config/bfin/bfin.c: Include "cfglayout.h".
16746 (MAX_LSETUP_DISTANCE): New macro.
16747 (struct loop_info): New members incoming, incoming_src and
16748 incoming_dest. Delete member predecessor.
16749 (length_for_loop): New function.
16750 (bfin_optimize_loop): Handle more different loop structures.
16751 (bfin_discover_loop): Rework detection of predecessor blocks by
16752 examining incoming edges.
16753 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
16755 (bfin_reorder_loops): New function.
16756 (bfin_reorg_loops): Use these three new functions.
16758 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
16759 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
16760 (CONSTRAINT_LEN): Add entry for 'q'.
16761 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
16762 Add 'q' constraints.
16763 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
16764 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
16766 * config/bfin/bfin.md (add_with_carry): New pattern.
16767 (s_or_u, su_optab, su_modifier): New code macros/attrs.
16768 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
16769 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
16770 support unsigned multiplies too. Removed incorrect commutativity from
16771 operand 1 constraint where appropriate.
16772 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
16774 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
16775 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
16777 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
16778 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
16779 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
16780 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
16781 usmulhisi_hh_huh): New patterns.
16783 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
16784 lshifthi3): Fix output template to use half reg for operand 2.
16786 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
16789 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
16791 2007-02-27 Andreas Schwab <schwab@suse.de>
16793 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
16795 2007-02-27 Jan Hubicka <jh@suse.cz>
16797 * predict.c (last_basic_block_p): Remove.
16798 (tree_estimate_probability): Update return heuristic for commonized
16801 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16803 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
16805 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
16807 * doc/include/gcc-common.texi (versionsubtitle): New macro.
16808 * doc/cpp.texi: Standardize title page.
16809 * doc/cppinternals.texi: Likewise.
16810 * doc/gcc.texi: Standardize title page, remove version number
16811 from copyright page.
16812 * doc/gccint.texi: Likewise.
16813 * doc/install.texi: Standardize title page, add table of
16816 2007-02-26 Jan Hubicka <jh@suse.cz>
16818 * predict.def: Set outcomes according to more recent results.
16819 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
16820 Remove dead predictors.
16821 * predict.c (return_prediction): Fix pasto.
16823 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
16825 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
16826 change; avoid a memory leak when returning early.
16828 2007-02-26 Mark Mitchell <mark@codesourcery.com>
16830 * c-decl.c (static_ctors): Move to c-common.c.
16831 (static_dtors): Likewise.
16832 (finish_function): Use c_record_cdtor_fn.
16833 (build_cdtor): Move to c-common.c.
16834 (c_write_global_declarations): Use c_build_cdtor_fns.
16835 * c-common.h (static_ctors): Declare.
16836 (static_dtors): Likewise.
16837 (c_record_cdtor_fn): Likewise.
16838 (c_build_cdtor_fns): Likewise.
16839 * c-common.c (static_ctors): New variable.
16840 (static_dtors): Likewise.
16841 (c_record_cdtor_fn): New function.
16842 (build_cdtor): Move from c-decl.c
16843 (c_build_cdtor_fns): New function.
16845 * output.h (assemble_addr_to_section): Declare.
16846 (get_cdtor_priority_section): Likewise.
16847 * varasm.c (assemble_addr_to_section): New function.
16848 (get_cdtor_priority_section): Likewise.
16849 (default_named_section_asm_out_destructor): Use them.
16850 (destor_dtor_section_asm_out_destructor): Likewise.
16851 (default_named_section_asm_out_constructor): Likewise.
16852 (default_ctor_section_asm_out_constructor): Likewise.
16853 * config.gcc (*-*-vxworks*): Include vxworks.o.
16854 * config/t-vxworks (vxworks.o): New target.
16855 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
16856 (TARGET_ASM_CONSTRUCTOR): Define.
16857 (TARGET_ASM_DESTRUCTOR): Likewise.
16858 (vxworks_asm_out_constructor): Declare.
16859 (vxworks_asm_out_destructor): Likewise.
16861 * c-common.c (get_priority): Check that we have not just an
16862 INTEGER_CST, but an integer constant with integeral type.
16864 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
16866 PR tree-optimization/30938
16867 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
16868 use &dt[nargs-1] instead of &dt[nargs] in the call to
16869 vect_is_simple_use().
16871 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
16873 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
16874 from register elimination as PRE_MODIFY / POST_MODIFY increments.
16875 Do not attempt to handle MEM inside auto-inc expressions.
16876 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
16877 of a register modified by an auto-inc expression. However, do handle
16878 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16879 (elimination_effects): Prohibit elimination of a register modified
16880 by an auto-inc expression. Disable register elimination rules whose
16881 target register is modified by an auto-inc expression with variable
16884 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16886 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
16888 (array_at_struct_end_p): New function.
16889 (idx_infer_loop_bounds): Use it.
16890 (estimate_numbers_of_iterations_loop): Export.
16891 * predict.c (predict_loops): Use estimated_loop_iterations_int.
16892 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
16893 (tree_estimate_probability): Call record_loop_exits.
16894 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
16895 (estimated_loop_iterations, estimated_loop_iterations_int,
16896 estimated_loop_iterations_tree): New functions.
16897 (analyze_siv_subscript_cst_affine,
16898 compute_overlap_steps_for_affine_1_2,
16899 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
16900 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
16901 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
16902 (PRED_LOOP_ITERATIONS_GUESSED): New.
16903 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
16904 * cfgloop.h (estimate_numbers_of_iterations_loop,
16905 estimated_loop_iterations_int): Declare.
16907 2007-02-25 Mark Mitchell <mark@codesourcery.com>
16909 * doc/extend.texi: Document optional priority argument to
16910 constructors and destructors.
16911 * tree.c (init_priority_for_decl): Adjust GTY markers.
16912 (init_ttree): Use priority-info hash functions for
16913 init_priority_for_decl.
16914 (tree_map_eq): Rename to ...
16915 (tree_map_base_eq): ... this.
16916 (tree_map_marked_p): Rename to ...
16917 (tree_map_base_marked_p): ... this.
16918 (tree_map_base_hash): New function.
16919 (decl_init_priority_lookup): Rework.
16920 (decl_fini_priority_lookup): New function.
16921 (decl_priority_info): New function.
16922 (decl_init_priority_insert): Use it.
16923 (decl_fini_priority_insert): Likewise.
16924 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
16926 (decl_restrict_base_insert): Likewise.
16927 (decl_debug_expr_insert): Likewise.
16928 (decl_value_expr_lookup): Likewise.
16929 (decl_value_expr_insert): Likewise.
16930 * tree.h (priority_type): New type.
16931 (decl_init_priority_lookup): Use priority_type.
16932 (decl_fini_priority_lookup): New function.
16933 (decl_init_priority_insert): Use priority_type.
16934 (decl_fini_priority_insert): New function.
16935 (DECL_HAS_INIT_PRIORITY): Tweak comments.
16936 (DECL_INIT_PRIORITY): Likewise.
16937 (SET_DECL_INIT_PRIORITY): Add comment.
16938 (DECL_FINI_PRIORITY): New macro.
16939 (SET_DECL_FINI_PRIORITY): Likewise.
16940 (DEFAULT_INIT_PRIORITY): Document.
16941 (MAX_INIT_PRIORITY): Likewise.
16942 (MAX_RESERVED_INIT_PRIORITY): Likewise.
16943 (tree_map_base): New type.
16944 (tree_map_base_eq): New function.
16945 (tree_map_base_hash): Likewise.
16946 (tree_map_base_marked_p): Likewise.
16947 (tree_map): Inherit from tree_map_base.
16948 (tree_map_eq): Make it a macro.
16949 (tree_map_marked_p): Likewise.
16950 (tree_int_map): Inherit from tree_map_base.
16951 (tree_int_map_eq): Make it a macro.
16952 (tree_int_map_hash): Likewise.
16953 (tree_int_map_marked_p): Likewise.
16954 (tree_priority_map): New type.
16955 (tree_priority_map_eq): New macro.
16956 (tree_priority_map_hash): Likewise.
16957 (tree_priority_map_marked_p): Likewise.
16958 * varasm.c (emults_decl): Adjust for refactoring of tree_map
16960 (emutls_common_1): Likewise.
16961 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
16962 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
16963 of tree_map hierarchy.
16964 * tree-cfg.c (move_stmt_r): Likewise.
16965 (new_label_mapper): Likewise.
16966 * c-tree.h (c_expand_body): Move to ...
16967 * c-common.h (c_expand_body): ... here.
16968 * c-decl.c (c_expand_body): Move to ...
16969 * c-common.c (c_expand_body): ... here.
16970 (c_common_attribute_table): Allow 1 argument for the constructor
16971 and destructor attributes.
16972 (get_priority): New function.
16973 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
16974 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
16976 2007-02-24 Jan Hubicka <jh@suse.cz>
16978 PR middle-end/30509
16979 * tree-inline.c (copy_bb): Produce exact copy of EH info when
16980 copying for inlining.
16982 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
16983 Jan Hubicka <jh@suse.cz>
16986 * i386.c (counter_mode): New function.
16987 (expand_set_or_movmem_via_loop): Use it.
16988 (expand_movmem_epilogue): Likewise; fix pasto.
16989 (ix86_expand_movmem): Do emit guard even for constant counts.
16990 (ix86_expand_setmem): Likewise.
16992 2007-02-25 Nick Clifton <nickc@redhat.com>
16994 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
16995 (JUMP_TABLES_IN_TEXT_SECTION): Define.
16997 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
17000 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
17001 count argument with 0x10, not with 0x16.
17002 (expand_setmem_epilogue): Ditto.
17004 2007-02-24 Mike Stump <mrs@apple.com>
17006 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
17009 2007-02-24 Richard Guenther <rguenther@suse.de>
17011 PR middle-end/30951
17012 * fold-const.c (fold_binary): Fold x +- CST op x for
17013 EQ_EXPR and NE_EXPR.
17015 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17017 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
17019 2007-02-24 Jan Hubicka <jh@suse.cz>
17021 * cgraphunit.c (decide_is_function_needed): Honor
17022 -fkeep-inline-functions.
17024 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17026 * builtins.c (fold_builtin_modf): New.
17027 (fold_builtin_2): Use it.
17029 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
17031 * loop-iv.c (implies_p): Detect additional cases where A implies B.
17032 (determine_max_iter): Take additional LOOP arg; all callers changed.
17033 Lose broken logic dealing with PLUS. Try to limit the upper bound by
17034 one using simplifications.
17035 (simplify_using_initial_values): Return if the expression becomes
17036 invalid due to altered regs.
17038 2007-02-23 DJ Delorie <dj@redhat.com>
17040 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
17042 2007-02-23 Mike Stump <mrs@apple.com>
17044 * tlink.c (scan_linker_output): Parse linker messages from
17045 darwin9's linker better.
17047 2007-02-23 Steve Ellcey <sje@cup.hp.com>
17050 * varpool.c (varpool_assemble_pending_decls): Set
17051 varpool_last_needed_node to null.
17053 2007-02-23 DJ Delorie <dj@redhat.com>
17055 * config/i386/i386.c (ix86_data_alignment): Don't specify an
17056 alignment bigger than the object file can handle.
17058 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
17061 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
17062 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17063 (*movsf_1): Penalize MMX moves.
17065 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
17067 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
17068 2^32-1 or more times unless flag_unsafe_loop_optimizations.
17070 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
17072 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17074 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
17075 (fold_builtin_1): Use them.
17076 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17077 BUILT_IN_SIGNIFICAND.
17079 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17081 * config/i386/i386.c (bdesc_1arg): Initialize
17082 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
17083 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
17084 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
17085 and IX86_BUILTIN_MOVSLDUP.
17087 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
17089 PR rtl-optimization/30841
17090 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
17092 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17094 * builtins.c (fold_builtin_frexp): New.
17095 (fold_builtin_2): Use it.
17097 2007-02-22 Mark Mitchell <mark@codesourcery.com>
17099 * doc/invoke.texi (Spec Files): Document getenv spec function.
17101 * gcc.c (getenv_spec_function): New function.
17102 (static_spec_functions): Add it.
17103 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
17104 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
17107 2007-02-22 Michael Matz <matz@suse.de
17110 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
17111 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
17113 2007-02-22 Ian Lance Taylor <iant@google.com>
17116 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
17117 (mem_loc_descriptor): Call it.
17119 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
17120 Ira Rosen <irar@il.ibm.com>
17122 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
17124 2007-02-22 Ira Rosen <irar@il.ibm.com>
17126 PR tree-optimization/30843
17127 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
17128 stores only after all the group is vectorized.
17130 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
17132 PR tree-optimization/30858
17133 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
17134 in the reduction cycle have a single use in the loop.
17135 * tree-vectorizer.h (relevant): Add documentation.
17137 2007-02-20 Mike Stump <mrs@apple.com>
17139 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
17140 * configure: Regenerate.
17142 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17144 Change the defaults of some parameters and options.
17145 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17146 * config/spu/spu.c (spu_optimization_options): Add.
17147 (spu_override_options): Change params in spu_optimization_options.
17148 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
17150 Register 127 is only 16 byte aligned when used as a frame pointer.
17151 * config/spu/spu-protos.h (spu_init_expanders): Declare.
17152 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
17153 HARD_FRAME_POINTER_REGNUM.
17154 (spu_legitimate_address): Use regno_aligned_for_reload.
17155 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
17156 aligned when frame_pointer_needed is true.
17157 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
17159 * config/spu/spu.h (INIT_EXPANDERS): Define.
17161 Make sure shift and rotate instructions have valid immediate operands.
17162 * config/spu/predicates.md (spu_shift_operand): Remove.
17163 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
17164 * config/spu/constraints.md (W, O): Extend range.
17165 * config/spu/spu.md (umask, nmask): Define.
17166 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
17167 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
17168 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
17169 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
17170 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
17171 (lshr<mode>3_reg): Fix rtl description.
17173 Make sure mulhisi immediate operands are valid.
17174 * config/spu/predicates.md (imm_K_operand): Add.
17175 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
17177 Generate constants using fsmbi and andi.
17178 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
17179 (print_operand, spu_split_immediate, classify_immediate,
17180 fsmbi_const_p): Handle IC_FSMBI2.
17182 Correctly handle a CONST_VECTOR containing symbols.
17183 * config/spu/spu.c (print_operand): Handle HIGH correctly.
17184 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
17185 (immediate_load_p): Allow symbols that use 2 instructions to create.
17186 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
17187 with symbols when flag_pic is set.
17188 (const_vector_immediate_p): New.
17189 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
17190 accept a CONST_VECTOR with symbols.
17191 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
17192 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
17194 * config/spu/spu.md (high, low): Delete.
17195 (low_<mode>): Define.
17197 Remove INTRmode and INTR_REGNUM, which didn't work.
17198 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
17200 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
17201 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
17202 peephole2 pattern): Don't use INTR or 131.
17203 (movintrcc): Delete.
17204 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
17205 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
17206 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
17207 (UNSPEC_SET_INTR): Add.
17208 * config/spu/spu-modes.def (INTR): Remove.
17210 More accurate warnings about run-time relocations.
17211 * config/spu/spu.c (reloc_diagnostic): Test in_section.
17213 Correctly warn about immediate arguments to specific intrinsics.
17214 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
17215 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
17216 the instruction predicate.
17218 Fix tree check errors with latest update.
17219 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
17221 (spu_expand_builtin): Use CALL_EXPR_FN.
17223 Add missing specific intrinsics.
17224 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
17226 * config/spu/spu_internals.h: Ditto.
17228 Fix incorrect operand modifiers.
17229 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
17230 * config/spu/spu.md (xor<mode>3): Change %S to %J.
17232 Optimize one case of zero_extend of a vec_select.
17233 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
17235 Accept any immediate for hbr.
17236 * config/spu/spu.md (hbr): Change s constraints to i.
17238 2007-02-21 Paul Brook <paul@codesourcery.com>
17240 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
17241 condexec_count when skipping USE and CLOBBER.
17243 2007-02-21 Nick Clifton <nickc@redhat.com>
17245 * common.opt (Warray-bounds): Add Warning attribute.
17246 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
17248 (fsized-zeroes): Add Optimization attribute.
17249 (fsplit-wide-types, ftree-scev-cprop): Likewise.
17250 * c.opt (Wc++0x-compat): Add Warning attribute.
17252 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
17254 PR middle-end/30761
17255 * reload1.c (eliminate_regs_in_insn): In the single_set special
17256 case, attempt to re-recognize the insn before falling back to
17257 having reload fix it up.
17259 2007-02-20 Eric Christopher <echristo@gmail.com>
17261 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
17262 Rewrite accordingly.
17263 (frv_read_iacc_argument): Ditto.
17264 (frv_expand_set_builtin): Take a call instead of arglist, update for
17266 (frv_expand_unop_builtin): Ditto.
17267 (frv_expand_binop_builtin): Ditto.
17268 (frv_expand_cut_builtin): Ditto.
17269 (frv_expand_binopimm_builtin): Ditto.
17270 (frv_expand_voidbinop_builtin): Ditto.
17271 (frv_expand_int_void2arg): Ditto.
17272 (frv_expand_prefetches): Ditto.
17273 (frv_expand_voidtriop_builtin): Ditto.
17274 (frv_expand_voidaccop_builtin): Ditto.
17275 (frv_expand_load_builtin): Ditto.
17276 (frv_expand_store_builtin): Ditto.
17277 (frv_expand_mdpackh_builtin): Ditto.
17278 (frv_expand_mclracc_builtin): Ditto.
17279 (frv_expand_mrdacc_builtin): Ditto.
17280 (frv_expand_mwtacc_builtin): Ditto.
17281 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
17284 2007-02-20 Janis Johnson <janis187@us.ibm.com>
17286 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
17287 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
17289 (HAVE_GAS_DFP): Check for assembler support of decimal floating
17290 point instructions.
17291 * configure: Regenerate.
17292 * config.in: Regenerate.
17293 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
17294 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
17295 masks to power6 and power6x and to POWERPC_MASKS.
17296 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17298 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
17299 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17300 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
17301 Access PROTOTYPE as variable, not mask.
17303 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17305 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
17306 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
17307 * combine.c (adjust_for_new_dest): Use it.
17308 * postreload.c (reload_combine): Likewise.
17310 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
17312 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
17313 notes on an insn with multiple sets, even if single_set returns
17314 non-NULL for that insn.
17316 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17318 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
17319 scalbn and scalbln.
17321 2007-02-20 Geoffrey Keating <geoffk@apple.com>
17323 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
17324 if user didn't pass it.
17325 * config/i386/darwin.h (CC1_SPEC): Likewise.
17326 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
17327 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
17328 -mmacosx-version-min.
17330 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17331 Uros Bizjak <ubizjak@gmail.com>
17333 * optabs.h (enum optab_index): Add new OTI_scalb.
17334 (scalb_optab): Define corresponding macro.
17335 * optabs.c (init_optabs): Initialize scalb_optab.
17336 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
17338 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
17339 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
17340 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
17341 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
17342 flag_unsafe_math_optimizations is set.
17344 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
17345 to implement scalbf, scalb and scalbl built-ins as inline x87
17348 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17349 DJ Delorie <dj@redhat.com>
17352 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
17353 (diagnostic_report_diagnostic): ... here, and turn them into real
17354 errors. If warnings are inhibited, no need to do anything.
17356 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
17358 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
17359 better code generation.
17361 2007-02-20 Ben Elliston <bje@au.ibm.com>
17363 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
17365 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
17367 * config/alpha/alpha.c, config/alpha/alpha.md,
17368 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
17369 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
17370 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
17371 config/arm/lib1funcs.asm: Follow spelling conventions.
17373 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
17374 config/fr30/fr30.md, config/i386/i386.h,
17375 config/iq2000/iq2000.h, config/iq2000/predicates.md,
17376 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
17377 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
17378 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
17379 config/rs6000/altivec.md, config/rs6000/rs6000.c,
17380 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
17381 config/sparc/sparc.c, config/sparc/sparc.h,
17382 config/sparc/sparc.md, config/spu/constraints.md,
17383 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
17386 2007-02-20 Alan Modra <amodra@bigpond.net.au>
17389 * varasm.c (use_blocks_for_decl_p): Return false for decls with
17392 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17394 * doc/invoke.texi (-ftree-lrs): Remove.
17396 2007-02-19 Diego Novillo <dnovillo@redhat.com>
17398 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
17401 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
17403 * config/ia64/ia64.c (ia64_expand_builtin): Use the
17404 new CALL_EXPR_FN macro for retrieving the function
17405 declaration of the input expression.
17407 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17409 * c.opt (Waddress): New.
17410 * common.opt (Walways-true): Delete.
17411 (Wstring-literal-comparison): Delete.
17412 * doc/invoke.texi (Warning Options): Delete -Walways-true and
17413 -Wstring-literal-comparison. Add -Waddress.
17415 (Walways-true): Delete.
17416 (Wstring-literal-comparison): Delete.
17417 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
17418 consistently instead of -Walways-true in example.
17419 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
17420 * c-typeck.c (parser_build_binary_op): Replace
17421 -Wstring-literal-comparison and -Walways-true with -Waddress.
17422 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
17425 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17427 * tree-cfg.c (dump_function_to_file): Be prepared for functions
17428 without DECL_STRUCT_FUNCTION initialized.
17430 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
17432 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
17433 due to calls to functions taking pointers as parameters.
17435 2007-02-19 Richard Henderson <rth@redhat.com>
17438 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
17441 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
17443 * config/s390/s390.c (s390_call_saved_register_used,
17444 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
17445 accessed to the new scheme.
17447 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17449 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
17450 (cris_print_index, cris_print_operand, cris_print_operand_address)
17451 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
17452 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
17453 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
17454 GET_CODE () == xxx.
17455 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
17456 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
17457 GO_IF_LEGITIMATE_ADDRESS): Ditto.
17458 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
17459 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
17460 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
17461 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
17462 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
17463 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
17464 (uminsi3, call, call_value): Ditto.
17465 (define_split: indir_to_reg_split, unnamed): Ditto.
17467 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
17469 PR tree-optimization/30975
17470 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
17473 2007-02-18 Eric Christopher <echristo@gmail.com>
17475 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
17476 Remove use of arglist.
17477 (mips_expand_builtin): Remove use of arglist, pass in expr.
17478 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
17479 (mips_expand_builtin_movtf): Ditto.
17480 (mips_expand_builtin_compare): Ditto.
17482 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17484 * tree-sra.c (sra_build_assignment): Replace assertion
17485 checking with a comment explaining why it can't be done.
17487 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17489 PR middle-end/30833
17490 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
17491 during CALL_EXPR representation conversion.
17492 * tree-ssa-propagate.c (set_rhs): Likewise.
17494 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
17496 * tree-sra.c (sra_build_assignment): Disable assertion checking
17499 2007-02-18 Roger Sayle <roger@eyesopen.com>
17501 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
17502 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17503 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
17505 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
17506 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
17507 gimplify_init_ctor_eval_range, gimple_push_cleanup,
17508 gimplify_omp_for, gimplify_omp_atomic_pipeline,
17509 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
17510 force_gimple_operand): Likewise.
17511 * ipa-cp.c (constant_val_insert): Likewise.
17512 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
17513 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
17514 perfect_nestify): Likewise.
17515 * langhooks.c (lhd_omp_assignment): Likewise.
17516 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
17517 lower_copyprivate_clauses, lower_send_clauses,
17518 lower_send_shared_vars, expand_parallel_call,
17519 expand_omp_for_generic, expand_omp_for_static_nochunk,
17520 expand_omp_for_static_chunk, expand_omp_sections,
17521 lower_omp_single_copy, lower_omp_for_lastprivate,
17522 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
17523 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
17524 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
17527 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
17529 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
17530 config/sh/sh.md: Follow spelling conventions.
17532 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
17533 config/frv/predicates.md: Follow spelling conventions.
17535 * config/m68k/linux-unwind.h: Fix a comment typo.
17536 * target.h: Follow spelling conventions.
17538 2007-02-18 Roger Sayle <roger@eyesopen.com>
17540 PR rtl-optimization/28173
17541 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
17542 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
17543 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
17544 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
17545 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
17547 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17549 * builtins.c (fold_builtin_load_exponent): New.
17550 (fold_builtin_2): Use it.
17552 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
17554 PR rtl-optimization/30773
17555 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
17556 if we fail to attach a REG_EQUIV note.
17558 2007-02-18 David Edelsohn <edelsohn@gnu.org>
17559 Roger Sayle <roger@eyesopen.com>
17561 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
17563 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
17565 * calls.c (initialize_argument_information): Pass original EXP
17566 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
17567 code to split complex arguments here, as part of initializing the
17569 (expand_call): Remove code that builds a list of arguments and
17570 inserts implicit arguments into it. Instead, just count how many
17571 implicit arguments there will be so we can determine the size of
17572 the ARGS array, and let initialize_argument_information do the work.
17573 (split_complex_values): Delete unused function.
17575 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17577 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
17579 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
17581 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
17582 for arg pointer based indexed addressing.
17584 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17586 * config/ia64/ia64.h, config/ia64/ia64.md,
17587 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
17588 spelling conventions.
17590 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17592 * config/m68k/m68k.c (split_di): New.
17593 * config/m68k/m68k-protos.h: Declare split_di.
17594 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
17595 Improve predicate handling and split constant shifts.
17597 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17599 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17600 parameter for register bitfield operations, general predicates
17603 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
17605 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
17606 * config/m68k/linux-unwind.h: New file.
17608 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
17610 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
17611 config/i386/athlon.md, config/ia64/ia64.md,
17612 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
17613 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
17614 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
17615 tree-ssa-loop-niter.c, tree-vect-analyze.c,
17616 tree-vect-transform.c: Fix comment typos.
17618 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
17620 * sched-deps.c (find_insn_list): Remove.
17621 * sched-int.h: Remove the prototype for find_insn_list.
17623 2007-02-16 Geoffrey Keating <geoffk@apple.com>
17625 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
17627 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
17628 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
17629 darwin_rs6000_override_options.
17630 (C_COMMON_OVERRIDE_OPTIONS): Expect
17631 darwin_macosx_version_min to be non-NULL always.
17632 (TARGET_C99_FUNCTIONS): Likewise.
17633 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
17634 (DARWIN_MINVERSION_SPEC): New.
17635 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
17636 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
17638 (DARWIN_MINVERSION_SPEC): New.
17639 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
17641 * config/darwin-c.c (darwin_cpp_builtins): Expect
17642 darwin_macosx_version_min to be non-NULL always.
17644 * config/rs6000/rs6000.c: Clean up trailing whitespace.
17646 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
17648 * config/i386/i386.h (x86_use_xchgb): New.
17649 (TARGET_USE_XCHGB): New macro.
17650 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
17651 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
17652 Split after reload into bswaphi for shifts of 8.
17653 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
17654 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
17655 or when optimizing for size.
17657 2007-02-16 Richard Guenther <rguenther@suse.de>
17658 Christian Bruel <christian.bruel@st.com>
17660 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
17661 DECLs but prefer SSA_NAMEs over DECLs.
17663 2007-02-16 Richard Guenther <rguenther@suse.de>
17665 * tree-flow-inline.h (single_imm_use_p): Remove.
17666 (zero_imm_uses_p): Likewise.
17667 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
17668 instead of single_imm_use_p.
17669 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
17672 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17675 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
17676 nested double- and backquotes.
17678 2007-02-15 Roger Sayle <roger@eyesopen.com>
17680 PR middle-end/30391
17681 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
17682 should be unreachable.
17683 (build2_stat): Allow construction of MODIFY_EXPR at any time.
17684 For the time being redirect GIMPLE_MODIFY_STMT to the new
17685 (renamed) build_gimple_modify_stmt_stat.
17686 (build2_gimple_stat): Rename to...
17687 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
17688 Always build a GIMPLE_MODIFY_STMT node.
17689 * tree.h (build2_gimple, build2_gimple_stat): Delete.
17690 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
17693 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
17694 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
17695 * tree-complex.c (set_component_ssa_name, expand_complex_move,
17696 expand_complex_div_wide): Likewise.
17697 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
17698 * tree-ssa-loop-im.c (schedule_sm): Likewise.
17699 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
17700 * tree-ssa-loop-manip.c (create_iv): Likewise.
17701 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
17702 abs_replacement): Likewise.
17703 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
17704 realify_fake_stores): Likewise.
17706 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
17707 node rather than a GIMPLE_MODIFY_STMT node.
17708 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
17709 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
17711 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
17712 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
17713 GIMPLE_MODIFY_STMT.
17715 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17717 PR middle-end/30433
17718 * fold-const.c (fold_comparison): Add back the
17719 folding of constant complex comparisions.
17721 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
17723 PR middle-end/30729
17724 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
17725 effects unknown to this function, return early.
17727 2007-02-15 Ian Lance Taylor <iant@google.com>
17729 * lower-subreg.c (move_eh_region_note): New static function.
17730 (resolve_simple_move): Call it.
17731 (decompose_multiword_subregs): Track blocks for which we resolve a
17732 simple move which is also a control flow insn. Pass them to
17733 find_many_sub_basic_blocks.
17734 (pass_lower_subreg): Add TODO_verify_flow.
17735 (pass_lower_subreg2): Likewise.
17737 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17738 Brooks Moses <brooks.moses@codesourcery.com>
17739 Lee Millward <lee.millward@codesourcery.com>
17741 * tree.h (enum tree_code_class): Add tcc_vl_exp.
17742 (VL_EXP_CLASS_P): New.
17743 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
17745 (TREE_OPERAND_CHECK_CODE): Likewise.
17746 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
17747 (TREE_RTL_OPERAND_CHECK): Likewise.
17748 (tree_operand_check_failed): Make second parameter the whole tree
17749 instead of its code. Fixed callers.
17750 (VL_EXP_CHECK): New.
17751 (TREE_OPERAND_LENGTH): New.
17752 (VL_EXP_OPERAND_LENGTH): New.
17753 (CALL_EXPR_FN): New.
17754 (CALL_EXPR_STATIC_CHAIN): New.
17755 (CALL_EXPR_ARGS): New.
17756 (CALL_EXPR_ARG): New.
17757 (call_expr_nargs): New.
17758 (CALL_EXPR_ARGP): New.
17759 (build_nt_call_list): Declare.
17760 (build_vl_exp_stat): Declare.
17761 (build_vl_exp): New.
17762 (build_call_list): Declare.
17763 (build_call_nary): Declare.
17764 (build_call_valist): Declare.
17765 (build_call_array): Declare.
17766 (call_expr_arg): Declare.
17767 (call_expr_argp): Declare.
17768 (call_expr_arglist): Declare.
17769 (fold_build_call_list): Declare.
17770 (fold_build_call_list_initializer): Declare.
17771 (fold_call_expr): Declare to replace fold_builtin.
17772 (fold_builtin_fputs): Update to agree with modified definition.
17773 (fold_builtin_strcpy): Likewise.
17774 (fold_builtin_strncpy): Likewise.
17775 (fold_builtin_memory_chk): Likewise.
17776 (fold_builtin_stxcpy_chk): Likewise.
17777 (fold_builtin_strncpy_chk): Likewise.
17778 (fold_builtin_next_arg): Likewise.
17779 (fold_build_call_expr): Declare.
17780 (fold_builtin_call_list): Declare.
17781 (fold_builtin_call_valist): Declare.
17782 (build_call_expr): Declare.
17783 (validate_arglist): Update to agree with modified definition.
17784 (tree_operand_length): New.
17785 (call_expr_arg_iterator): New.
17786 (init_call_expr_arg_iterator): New.
17787 (next_call_expr_arg): New.
17788 (first_call_expr_arg): New.
17789 (more_call_expr_args_p): New.
17790 (FOR_EACH_CALL_EXPR_ARG): New.
17792 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
17793 and tcc_gimple_stmt.
17794 (tree_code_size): Update documentation. Use sizeof (tree) rather
17795 than sizeof (char *).
17796 (tree_size): Likewise. Add case for tcc_vl_exp.
17797 (tree_node_structure): Add case for tcc_vl_exp.
17798 (contains_placeholder_p): Likewise.
17799 (substitute_in_expr): Likewise.
17800 (substitute_placeholder_in_expr): Likewise.
17801 (stabilize_reference_1): Likewise.
17802 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
17803 to diagnose breakage of this interface for constructing CALL_EXPRs.
17804 (build_nt): Add similar assertion here.
17805 (build_nt_call_list): New.
17806 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
17807 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
17809 (get_callee_fndecl): Use new CALL_EXPR accessors.
17810 (tree_operand_check_failed): Change parameters to pass entire node
17811 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
17812 (process_call_operands): New.
17813 (build_vl_exp_stat): New.
17814 (build_call_list): New.
17815 (build_call_nary): New.
17816 (build_call_valist): New.
17817 (build_call_array): New.
17818 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
17819 (call_expr_arglist): New.
17821 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
17822 tcc_vl_exp instead of a fixed-size tcc_expression.
17824 * doc/c-tree.texi (CALL_EXPR): Document new representation and
17825 accessors for CALL_EXPRs.
17826 (AGGR_INIT_EXPR): Likewise.
17828 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
17829 Brooks Moses <brooks.moses@codesourcery.com>
17830 Lee Millward <lee.millward@codesourcery.com>
17832 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
17833 (expand_builtin_nonlocal_goto): Change parameter to be entire
17834 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
17835 (expand_builtin_prefetch): Likewise.
17836 (expand_builtin_classify_type): Likewise.
17837 (mathfn_built_in): Return NULL_TREE instead of 0.
17838 (expand_errno_check): Use new CALL_EXPR accessors.
17839 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
17840 Return NULL_RTX instead of 0.
17841 (expand_builtin_mathfn_2): Likewise.
17842 (expand_builtin_mathfn_3): Likewise.
17843 (expand_builtin_interclass_mathfn): Likewise.
17844 (expand_builtin_sincos): Likewise.
17845 (expand_builtin_cexpi): Likewise.
17846 (expand_builtin_int_roundingfn): Likewise.
17847 (expand_builtin_int_roundingfn_2): Likewise.
17848 (expand_builtin_pow): Likewise.
17849 (expand_builtin_powi): Likewise.
17850 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
17851 of arglist, fixing callers appropriately. Use new CALL_EXPR
17852 accessors and constructors. Return NULL_RTX instead of 0.
17853 (expand_builtin_strstr): Likewise.
17854 (expand_builtin_strchr): Likewise.
17855 (expand_builtin_strrchr): Likewise.
17856 (expand_builtin_strpbrk): Likewise.
17857 (expand_builtin_memcpy): Likewise.
17858 (expand_builtin_mempcpy): Likewise.
17859 (expand_builtin_mempcpy_args): New.
17860 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
17861 (expand_builtin_memmove_args): New.
17862 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
17863 (expand_movstr): Likewise.
17864 (expand_builtin_strcpy): Likewise.
17865 (expand_builtin_strcpy_args): New.
17866 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
17867 (expand_builtin_strncpy): Likewise.
17868 (expand_builtin_memset): Likewise.
17869 (expand_builtin_memset_args): New.
17870 (expand_builtin_bzero): Similarly to expand_builtin_memset.
17871 (expand_builtin_memcmp): Likewise.
17872 (expand_builtin_strcmp): Likewise.
17873 (expand_builtin_strncmp): Likewise.
17874 (expand_builtin_strcat): Likewise.
17875 (expand_builtin_strncat): Likewise.
17876 (expand_builtin_strspn): Likewise.
17877 (expand_builtin_strcspn): Likewise.
17878 (expand_builtin_args_info): Likewise.
17879 (expand_builtin_va_start): Likewise.
17880 (gimplify_va_arg_expr): Likewise.
17881 (expand_builtin_va_end): Likewise.
17882 (expand_builtin_va_copy): Likewise.
17883 (expand_builtin_frame_address): Likewise.
17884 (expand_builtin_alloca): Likewise.
17885 (expand_builtin_bswap): Likewise.
17886 (expand_builtin_unop): Likewise.
17887 (expand_builtin_fputs): Likewise.
17888 (expand_builtin_expect): Likewise.
17889 (expand_builtin_fabs): Likewise.
17890 (expand_builtin_copysign): Likewise.
17891 (expand_builtin_printf): Likewise.
17892 (expand_builtin_fprintf): Likewise.
17893 (expand_builtin_sprintf): Likewise.
17894 (expand_builtin_init_trampoline): Likewise.
17895 (expand_builtin_signbit): Likewise.
17896 (expand_builtin_fork_or_exec): Likewise.
17897 (expand_builtin_sync_operation): Likewise.
17898 (expand_builtin_compare_and_swap): Likewise.
17899 (expand_builtin_lock_test_and_set): Likewise.
17900 (expand_builtin_lock_release): Likewise.
17901 (expand_builtin): Likewise.
17902 (builtin_mathfn_code): Likewise.
17904 (fold_builtin_constant_p): Pass call arguments individually instead
17905 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17906 accessors and constructors. Return NULL_TREE instead of 0.
17907 (fold_builtin_expect): Likewise.
17908 (fold_builtin_classify_type): Likewise.
17909 (fold_builtin_strlen): Likewise.
17910 (fold_builtin_nan): Likewise.
17911 (integer_valued_real_p): Likewise.
17912 (fold_trunc_transparent_mathfn): Likewise.
17913 (fold_fixed_mathfn): Likewise.
17914 (fold_builtin_cabs): Likewise.
17915 (fold_builtin_sqrt): Likewise.
17916 (fold_builtin_cbrt): Likewise.
17917 (fold_builtin_cos): Likewise.
17918 (fold_builtin_cosh): Likewise.
17919 (fold_builtin_tan): Likewise.
17920 (fold_builtin_sincos): Likewise.
17921 (fold_builtin_cexp): Likewise.
17922 (fold_builtin_trunc): Likewise.
17923 (fold_builtin_floor): Likewise.
17924 (fold_builtin_ceil): Likewise.
17925 (fold_builtin_round): Likewise.
17926 (fold_builtin_int_roundingfn): Likewise.
17927 (fold_builtin_bitop): Likewise.
17928 (fold_builtin_bswap): Likewise.
17929 (fold_builtin_logarithm): Likewise.
17930 (fold_builtin_hypot): Likewise.
17931 (fold_builtin_pow): Likewise.
17932 (fold_builtin_powi): Likewise.
17933 (fold_builtin_exponent): Likewise.
17934 (fold_builtin_memset): Likewise.
17935 (fold_builtin_bzero): Likewise.
17936 (fold_builtin_memory_op): Likewise.
17937 (fold_builtin_bcopy): Deleted; call site changed to invoke
17938 fold_builtin_memory_op directly.
17939 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
17940 (fold_builtin_strncpy): Likewise.
17941 (fold_builtin_memcmp): Likewise.
17942 (fold_builtin_strcmp): Likewise.
17943 (fold_builtin_strncmp): Likewise.
17944 (fold_builtin_signbit): Likewise.
17945 (fold_builtin_copysign): Likewise.
17946 (fold_builtin_isascii): Likewise.
17947 (fold_builtin_toascii): Likewise.
17948 (fold_builtin_isdigit): Likewise.
17949 (fold_builtin_fabs): Likewise.
17950 (fold_builtin_abs): Likewise.
17951 (fold_builtin_fmin_fmax): Likewise.
17952 (fold_builtin_carg): Likewise.
17953 (fold_builtin_classify): Likewise.
17954 (fold_builtin_unordered_cmp): Likewise.
17956 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
17957 New functions split out from fold_builtin_1.
17958 (fold_builtin_n): New.
17959 (fold_builtin_varargs): New.
17960 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
17962 (fold_call_expr): New.
17963 (build_function_call_expr): Rewrite to use new helper function.
17964 (fold_builtin_call_list): New.
17965 (build_call_expr): New.
17966 (fold_builtin_call_valist): New.
17967 (rewrite_call_expr): New.
17968 (validate_arg): New.
17969 (validate_arglist): Change parameter to be entire CALL_EXPR instead
17970 of an arglist. Change return type to bool. Use new CALL_EXPR
17973 (fold_builtin_strstr): Pass call arguments individually instead
17974 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17975 accessors and constructors. Return NULL_TREE instead of 0.
17976 (fold_builtin_strchr): Likewise.
17977 (fold_builtin_strrchr): Likewise.
17978 (fold_builtin_strpbrk): Likewise.
17979 (fold_builtin_strcat): Likewise.
17980 (fold_builtin_strncat): Likewise.
17981 (fold_builtin_strspn): Likewise.
17982 (fold_builtin_strcspn): Likewise.
17983 (fold_builtin_fputs): Likewise.
17984 (fold_builtin_next_arg): Likewise.
17985 (fold_builtin_sprintf): Likewise.
17987 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
17988 NULL_RTX instead of 0.
17989 (expand_builtin_memory_chk): Likewise.
17990 (maybe_emit_chk_warning): Likewise.
17991 (maybe_emit_sprintf_chk_warning): Likewise.
17993 (fold_builtin_object_size): Pass call arguments individually instead
17994 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
17995 accessors and constructors. Return NULL_TREE instead of 0.
17996 (fold_builtin_memory_chk): Likewise.
17997 (fold_builtin_stxcpy_chk): Likewise.
17998 (fold_builtin_strncpy_chk): Likewise.
17999 (fold_builtin_strcat_chk): Likewise.
18000 (fold_builtin_strcat_chk): Likewise.
18001 (fold_builtin_strncat_chk): Likewise.
18002 (fold_builtin_sprintf_chk): Likewise.
18003 (fold_builtin_snprintf_chk): Likewise.
18004 (fold_builtin_printf): Likewise.
18005 (fold_builtin_vprintf): Likewise.
18007 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
18009 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
18010 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18011 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
18012 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
18013 (fold_unary): Likewise.
18014 (fold_binary): Likewise.
18015 (fold_ternary): Remove CALL_EXPR case, since they are no longer
18016 ternary expressions.
18017 (fold): Add logic for tcc_vl_exp.
18018 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
18019 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18020 (fold_build3_stat): Add assertion to flag broken interface for
18021 constructing CALL_EXPRs.
18022 (fold_build_call_list): New.
18023 (fold_build_call_list_initializer): New.
18024 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
18026 (fold_strip_sign_ops): Likewise.
18028 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18029 Brooks Moses <brooks.moses@codesourcery.com>
18030 Lee Millward <lee.millward@codesourcery.com>
18032 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
18033 accessors and dump arguments explicitly.
18035 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
18037 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
18039 (print_call_name): Use new CALL_EXPR accessors.
18041 * print-tree.c (print_node): Add case tcc_vl_exp. Print
18042 CALL_EXPR arguments explicitly instead of as a list. Use
18043 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18045 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
18046 (vrp_visit_stmt): Likewise.
18048 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
18049 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
18051 (force_move_till_expr): Likewise.
18053 * targhooks.c (default_external_stack_protect_fail): Use
18054 build_call_expr instead of build_function_call_expr.
18055 (default_hidden_stack_protect_fail): Likewise.
18057 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
18060 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
18061 and walk arguments explicitly.
18063 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
18064 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18065 (expand_simple_operations): Likewise.
18066 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
18068 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
18069 of TREE_CODE_LENGTH.
18070 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
18072 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
18073 instead of TREE_CODE_LENGTH.
18075 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
18076 (tree_ic_transform): Likewise.
18077 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
18078 parameter instead of arglist. Fix callers.
18079 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
18080 (tree_stringops_transform): Likewise.
18081 (tree_indirect_call_to_profile): Likewise.
18082 (tree_stringops_values_to_profile): Likewise.
18084 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
18085 (eliminate_tail_call): Likewise.
18087 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
18089 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18090 Use TREE_OPERAND_LENGTH and generalize to handle any number of
18092 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
18094 * omp-low.c (build_omp_barrier): Use build_call_expr.
18095 (lower_rec_input_clauses): Likewise.
18096 (lower_reduction_clauses): Likewise.
18097 (expand_parallel_call): Likewise.
18098 (maybe_catch_exception): Likewise.
18099 (expand_omp_for_generic): Likewise.
18100 (expand_omp_for_static_nochunk): Likewise.
18101 (expand_omp_sections): Likewise.
18102 (lower_omp_single_simple): Likewise.
18103 (lower_omp_single_copy): Likewise.
18104 (lower_omp_master): Likewise.
18105 (lower_omp_ordered): Likewise.
18106 (lower_omp_critical): Likewise.
18108 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
18109 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
18111 * tree-gimple.c (is_gimple_call_addr): Fix doc.
18112 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
18113 TREE_CODE_LENGTH. Add tcc_vl_exp case.
18115 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
18116 and generalize to handle any number of operands.
18117 (chrec_contains_undetermined): Likewise.
18118 (tree_contains_chrecs): Likewise.
18119 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
18121 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
18123 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
18124 fold_call_expr instead of fold_builtin.
18125 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
18126 match declarations there.
18127 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
18130 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
18131 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18133 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
18134 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
18136 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
18139 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
18140 (execute_cse_sincos): Use new CALL_EXPR accessors.
18142 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
18144 * gimple-low.c (lower_function_body): Use build_call_expr.
18145 (lower_builtin_setjmp): Likewise.
18147 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
18148 (set_storage_via_libcall): Likewise.
18149 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
18150 instead of TREE_CODE_LENGTH.
18151 (expand_expr_real_1): Use new CALL_EXPR accessors.
18153 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
18154 generalize to handle any number of operands.
18155 (TB_parent_eq): Likewise.
18157 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
18158 (strip_builtin_expect): Likewise.
18160 * function.c (gimplify_parameters): Use build_call_expr.
18162 * tree-vectorizer.c (vect_is_simple_reduction): Use
18163 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18165 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
18166 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
18168 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
18171 * gimplify.c (build_stack_save_restore): Use build_call_expr.
18172 (gimplify_decl_expr): Likewise.
18173 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
18174 Use new CALL_EXPR iterators.
18175 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
18176 (gimplify_modify_expr_to_memset): Likewise.
18177 (gimplify_variable_sized_compare): Likewise.
18178 (gimplify_omp_atomic_fetch_op): Likewise.
18179 (gimplify_omp_atomic_pipeline): Likewise.
18180 (gimplify_omp_atomic_mutex): Likewise.
18181 (gimplify_function_tree): Likewise.
18183 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
18184 (call_expr_flags): Likewise.
18185 (expand_call): Likewise.
18187 * except.c (expand_builtin_eh_return_data_regno): Pass entire
18188 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18191 * coverage.c (create_coverage): Use build_call_expr.
18193 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
18194 (temp_call_expr_obstack): New.
18195 (pool_copy_list): Delete.
18196 (temp_copy_call_expr): New.
18197 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
18198 CALL_EXPR accessors. Get rid of special goo for copying argument
18199 lists and use temp_copy_call_expr instead.
18200 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
18201 CALL_EXPR accessors.
18202 (create_expression_by_pieces): Likewise. Use build_call_array
18203 to construct the result instead of fold_build3.
18204 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
18205 dealing with argument lists.
18206 (init_pre): Remove references to expression_node_pool and
18207 list_node_pool. Init temp_call_expr_obstack instead.
18208 (fini_pre): Remove references to expression_node_pool and
18211 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
18212 and walk arguments explicitly instead of as a list.
18214 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
18215 (mx_register_decls): Likewise.
18216 (mudflap_register_call): Likewise.
18217 (mudflap_finish_file): Likewise.
18219 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
18220 (ipa_callsite_compute_param): Likewise.
18222 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
18223 accessors and constructor.
18225 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
18226 accessors and constructor.
18227 (convert_tramp_reference): Likewise.
18228 (convert_call_expr): Likewise.
18229 (finalize_nesting_tree_1): Likewise.
18231 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
18234 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
18236 * tree-inline.c (initialize_inlined_parameters): Pass entire
18237 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
18239 (estimate_num_insns_1): Use new CALL_EXPR accessors.
18240 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
18242 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
18243 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18244 (vectorizable_reduction): Likewise.
18245 (vectorizable_call): Use new CALL_EXPR iterators.
18246 (vectorizable_conversion): Use build_call_expr.
18247 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
18248 (vect_gen_widened_results_half): Use build_call_expr.
18249 (vect_setup_realignment): Likewise.
18250 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
18252 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
18253 (pass_through_call): Likewise.
18254 (compute_object_sizes): Likewise. Use fold_call_expr instead of
18257 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
18258 (tree_gen_pow2_profiler): Likewise.
18259 (tree_gen_one_value_profiler): Likewise.
18260 (tree_gen_ic_func_profiler): Likewise.
18261 (tree_gen_average_profiler): Likewise.
18262 (tree_gen_ior_profiler): Likewise.
18264 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
18265 (find_func_aliases): Use new CALL_EXPR accessors. Add case
18266 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
18268 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
18269 of TREE_CODE_LENGTH.
18271 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
18272 of TREE_CODE_LENGTH.
18274 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
18276 (convert_to_integer): Likewise.
18278 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
18281 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18282 Brooks Moses <brooks.moses@codesourcery.com>
18283 Lee Millward <lee.millward@codesourcery.com>
18285 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
18287 * config/frv/frv.c (frv_expand_builtin): Likewise.
18288 * config/s390/s390.c (s390_expand_builtin): Likewise.
18290 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
18291 (sparc_expand_builtin): Use new CALL_EXPR accessors.
18293 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
18294 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
18295 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
18296 (ix86_expand_store_builtin): Likewise.
18297 (ix86_expand_unop_builtin): Likewise.
18298 (ix86_expand_unop1_builtin): Likewise.
18299 (ix86_expand_sse_compare): Likewise.
18300 (ix86_expand_sse_comi): Likewise.
18301 (ix86_expand_vec_init_builtin): Likewise.
18302 (ix86_expand_vec_ext_builtin): Likewise.
18303 (ix86_expand_vec_set_builtin): Likewise.
18304 (ix86_expand_builtin): Use new CALL_EXPR accessors.
18306 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
18307 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
18309 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
18310 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18311 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
18313 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
18315 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
18316 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
18317 arglist. Use new CALL_EXPR accessors. Fix callers.
18318 (altivec_expand_abs_builtin): Likewise.
18319 (rs6000_expand_binop_builtin): Likewise.
18320 (altivec_expand_predicate_builtin): Likewise.
18321 (altivec_expand_lv_builtin): Likewise.
18322 (spe_expand_stv_builtin): Likewise.
18323 (altivec_expand_stv_builtin): Likewise.
18324 (rs6000_expand_ternop_builtin): Likewise.
18325 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
18326 (altivec_expand_st_builtin): Likewise.
18327 (altivec_expand_dst_builtin): Likewise.
18328 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
18329 arglist. Use new CALL_EXPR accessors. Fix callers.
18330 (altivec_expand_vec_set_builtin): Likewise.
18331 (altivec_expand_vec_ext_builtin): Likewise.
18332 (altivec_expand_builtin): Use new CALL_EXPR accessors.
18333 (spe_expand_builtin): Likewise.
18334 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
18335 arglist. Use new CALL_EXPR accessors. Fix callers.
18336 (spe_expand_evsel_builtin): Likewise.
18337 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
18338 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
18340 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
18341 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
18342 (arm_expand_unop_builtin): Likewise.
18343 (arm_expand_builtin): Use new CALL_EXPR accessors.
18345 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
18348 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
18349 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
18351 (bfin_expand_unop_builtin): Likewise.
18352 (bfin_expand_builtin): Use new CALL_EXPR accessors.
18354 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
18355 Brooks Moses <brooks.moses@codesourcery.com>
18356 Lee Millward <lee.millward@codesourcery.com>
18358 * c-semantics.c (build_stmt): Add internal diagnostic check.
18360 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
18361 accessors. Print arguments explicitly instead of as a list.
18363 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
18365 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
18366 (c_finish_omp_flish): Likewise.
18368 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
18369 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
18370 instead of TREE_CODE_LENGTH.
18371 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
18372 (c_warn_unused_result): Likewise.
18374 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18377 * doc/invoke.texi (Warning Options): Remove
18378 -Werror-implicit-function-declaration.
18379 (Wimplicit-function-declaration): Update description.
18380 * opts.c (common_handle_option): Move handling of -Werror=* to...
18381 (enable_warning_as_error): ...here.
18382 * opts.h (enable_warning_as_error): Declare.
18383 * c-decl.c (implicit_decl_warning): Unless
18384 -Wno-implicit-function-declaration is given, emit a pedwarn if
18385 -std=c99 or emit a warning if -Wimplicit-function-declaration.
18386 * c.opt (Wimplicit-function-declaration): Replace
18387 mesg_implicit_function_declaration with
18388 warn_implicit_function_declaration.
18389 * c-opts.c (c_common_handle_option):
18390 -Werror-implicit-function-declaration is exactly equal as
18391 -Werror=implicit-function-declaration.
18392 (set_Wimplicit): Replace mesg_implicit_function_declaration with
18393 warn_implicit_function_declaration.
18394 (c_common_post_options): -Wimplict-function-declaration is enabled
18395 by default by -std=c99, otherwise is disabled by default.
18396 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
18398 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18400 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
18401 DECL on the rhs to a DECL on the lhs for debug info purposes if the
18402 former is ignored but not the latter.
18404 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
18406 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
18407 is made and the reference doesn't use the alias set of its type,
18408 do not create the temporary using that type.
18410 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
18412 * jump.c: Remove prototypes for delete_computation and
18413 delete_prior_computation.
18415 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18417 * jump.c (get_label_after): Delete.
18418 (get_label_before, delete_computation, delete_jump,
18419 delete_prior_computation, follow_jumps): Move...
18420 * reorg.c (delete_computation, delete_prior_computation): ... here...
18421 (get_label_before, delete_jump): ... making these static ...
18422 (follow_jumps): ... and simplifying this since it only runs after
18424 * rtl.h (get_label_after, get_label_before, delete_jump,
18425 follow_jumps): Delete prototypes.
18427 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
18429 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
18431 2007-02-15 Nick Clifton <nickc@redhat.com>
18433 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
18434 order to prevent it from being munged by the target.
18436 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
18438 * config/i386/i386.md: Remove misleading comment.
18440 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18442 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
18443 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
18446 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18448 * tree-sra.c (instantiate_missing_elements): Canonicalize
18450 (sra_build_assignment): New.
18451 (generate_copy_inout, generate_element_copy,
18452 generate_element_zero, generate_one_element_init): Use it.
18454 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18456 * tree-sra.c (instantiate_missing_elements): Canonicalize
18458 (sra_build_assignment): New.
18459 (generate_copy_inout, generate_element_copy,
18460 generate_element_zero, generate_one_element_init): Use it.
18462 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
18464 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
18467 2007-02-14 Joseph Myers <joseph@codesourcery.com>
18469 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
18470 types as aggregates not scalars.
18471 * function.c (assign_stack_temp_for_type): Likewise.
18473 2007-02-14 Roger Sayle <roger@eyesopen.com>
18474 Zdenek Dvorak <dvorakz@suse.cz>
18476 * tree-dump.c (dump_switch_p_1): Require exact match of the option
18479 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
18481 * passes.c (next_pass_1): Clear the next field of the copied
18484 2007-02-14 Richard Henderson <rth@redhat.com>
18486 * tree-sra.c (early_sra): New.
18487 (decl_can_be_decomposed_p): Deny va_list if early_sra.
18488 (tree_sra_early, pass_sra_early): New.
18489 * tree-pass.h (pass_sra_early): Declare.
18490 * passes.c (init_optimization_passes): Use it.
18492 2007-02-14 Richard Guenther <rguenther@suse.de>
18494 * flags.h (issue_strict_overflow_warning): Convert to a macro.
18496 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
18498 PR tree-optimization/30771
18499 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
18501 (vect_analyze_operations): Induction phis can now be marked as
18503 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
18504 Update documentation accordingly.
18506 2007-02-14 Nick Clifton <nickc@redhat.com>
18508 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
18509 most 3 arguments are supported.
18510 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
18512 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
18514 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
18515 Ensure dst->current is valid.
18517 2007-02-13 Paul Brook <paul@codesourcery.com>
18519 * config.gcc: Add arm*-*-uclinux-*eabi.
18520 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
18521 (SUBTARGET_EXTRA_LINK_SPEC): Define.
18522 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
18523 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
18524 (LINK_SPEC): Define.
18525 (LIB_SPEC): Define.
18526 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
18528 * config/arm/uclinux-eabi.h: New file.
18529 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
18530 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
18533 2007-02-13 Ian Lance Taylor <iant@google.com>
18535 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
18536 * flags.h (warn_strict_overflow): Declare.
18537 (enum warn_strict_overflow_code): Define.
18538 (issue_strict_overflow_warning): New static inline function.
18539 * opts.c (warn_strict_overflow): New variable.
18540 (common_handle_option): Handle OPT_Wstrict_overflow and
18541 OPT_Wstrict_overflow_.
18542 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
18544 * fold-const.c: Include intl.h.
18545 (fold_deferring_overflow_warnings): New static variable.
18546 (fold_deferred_overflow_warning): New static variable.
18547 (fold_deferred_overflow_code): New static variable.
18548 (fold_defer_overflow_warnings): New function.
18549 (fold_undefer_overflow_warnings): New function.
18550 (fold_undefer_and_ignore_overflow_warnings): New function.
18551 (fold_deferring_overflow_warnings_p): New function.
18552 (fold_overflow_warning): New static function.
18553 (make_range): Add strict_overflow_p parameter. Change all
18555 (extract_muldiv, extract_muldiv_1): Likewise.
18556 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
18557 tree_expr_nonnegative_p.
18558 (fold_negate_expr): Call fold_overflow_warning.
18559 (fold_range_test): Likewise.
18560 (fold_comparison): Likewise.
18561 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
18562 instead of tree_expr_nonnegative_p.
18563 (tree_expr_nonnegative_warnv_p): Rename from
18564 tree_expr_nonnegative_p, add strict_overflow_p parameter.
18565 (tree_expr_nonnegative_p): New function.
18566 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
18567 strict_overflow_p parameter.
18568 (tree_expr_nonzero_p): New function.
18569 * passes.c (verify_interpass_invariants): New static function.
18570 (execute_one_pass): Call it.
18571 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
18573 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
18574 (estimate_numbers_of_iterations): Likewise.
18575 (scev_probably_wraps_p): Likewise.
18576 * tree-ssa-ccp.c: Include "toplev.h".
18577 (evaluate_stmt): Defer fold overflow warnings until we know we are
18579 (struct fold_stmt_r_data): Add stmt field.
18580 (fold_stmt_r): Defer fold overflow warnings until we know we
18582 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
18583 (fold_stmt_inplace): Likewise.
18584 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
18585 (cleanup_control_expr_graph): Defer fold overflow warnings until
18586 we know we are going to optimize.
18587 * tree-cfg.c (fold_cond_expr_cond): Likewise.
18588 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
18590 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
18591 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
18592 * tree-ssa-loop-manip.c (create_iv): Likewise.
18593 * c-typeck.c (build_conditional_expr): Likewise.
18594 (build_binary_op): Likewise.
18595 * tree-vrp.c (vrp_expr_computes_nonzero): Call
18596 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
18597 (extract_range_from_unary_expr): Likewise.
18598 * simplify-rtx.c (simplify_const_relational_operation): Warn when
18599 assuming that signed overflow does not occur.
18600 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
18601 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
18602 (fold_defer_overflow_warnings): Declare.
18603 (fold_undefer_overflow_warnings): Declare.
18604 (fold_undefer_and_ignore_overflow_warnings): Declare.
18605 (fold_deferring_overflow_warnings_p): Declare.
18606 (tree_expr_nonzero_warnv_p): Declare.
18607 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
18608 of warning options.
18609 (Warning Options): Document -Wstrict-overflow.
18610 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
18611 (tree-ssa-ccp.o): Likewise.
18612 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
18613 (fold-const.o): Depend on intl.h.
18615 2007-02-13 Ian Lance Taylor <iant@google.com>
18617 PR middle-end/30751
18618 * lower-subreg.c (resolve_simple_move): Decompose subregs in
18621 2007-02-13 Stuart Hastings <stuart@apple.com>
18623 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
18625 2007-02-13 Richard Henderson <rth@redhat.com>
18627 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
18628 handled_component_p before looking for the indirect_ref.
18630 2007-02-13 Richard Henderson <rth@redhat.com>
18632 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
18633 remove flags clobber.
18634 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
18635 (bswaphi_lowpart): New.
18636 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
18637 remove TARGET_BSWAP test. Delete expander of the same name.
18639 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
18640 (expand_unop): Use them.
18642 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
18644 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
18645 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
18646 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
18647 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
18648 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
18649 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
18650 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
18651 assembler dialect choice from asm templates.
18653 2007-02-12 Richard Henderson <rth@redhat.com>
18655 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
18656 (fixuns_trunc<SSEMODEF>si2): Use it.
18657 * config/i386/sse.md (vec_setv4sf_0): Export.
18658 * config/i386/i386.c (ix86_build_const_vector): Export.
18659 (ix86_split_convert_uns_si_sse): Rename from
18660 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
18661 * config/i386/i386-protos.h: Update.
18663 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18666 * c-typeck.c (c_finish_return): Improve warning message.
18668 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18670 * alias.c (find_symbolic_term): Delete unused function.
18672 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
18674 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
18675 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
18676 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
18678 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18680 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
18681 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
18682 the function, temporarily point the debug interface to the null one.
18684 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
18686 * dwarf2out.c (round_up_to_align): New static function.
18687 (field_byte_offset): Use it to round the offset.
18689 2007-02-12 Richard Henderson <rth@redhat.com>
18691 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
18692 (inswl_const): Export.
18694 2007-02-12 Richard Henderson <rth@redhat.com>
18696 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
18697 result mode of the libcall, convert back to outmode.
18699 2007-02-12 Roger Sayle <roger@eyesopen.com>
18701 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
18702 (bswapdi2): New define_expand to implement 32-bit implementation.
18704 2007-02-12 Nick Clifton <nickc@redhat.com>
18706 * doc/invoke.texi (Overall Options): Document --help=.
18707 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
18708 (cc1_options): Pass --help= on to cc1.
18709 (display_help): Add description of --help=.
18710 (process_command): Add code to handle --help=. Allow translated
18711 --help and --target-help switches to be passed on to compiler
18713 (main): Remove unused if statement.
18714 * opts.c (columns): Remove.
18715 (LEFT_COLUMN): Define.
18716 (wrap_help): Add columns argument.
18717 (print_filtered_help): Change parameters to be an include bitmask,
18718 an exclude bitmask, an any bitmask and the column width. Move the
18719 code to display the params list here. Add code to display the
18720 status of options rather than their descriptions if the quiet flag
18722 (print_specific_help): Change parameters to be an include bitmask,
18723 an exclude bitmask and an any bitmask. Move code to look up the
18724 column width here. Decide upon the title for an options listing.
18725 (common_handle_options): Add code to handle --help=. Adapt code
18726 for --help and --target-help to use the revised form of the
18727 print_specific_help function.
18728 (print_help): Delete.
18729 (print_param_help): Delete.
18730 (print_switch): Delete.
18731 * opts.h (cl_lang_count): Add prototype.
18732 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
18733 CL_MAX_OPTION_CLASS): New defines.
18734 * optc-gen.awk: Add construction of cl_lang_count.
18735 * c.opt: Add Warning attribute to warning options and Optimization
18736 attribute to optimization options.
18737 * common.opt: Likewise.
18739 Add -fhelp and -ftarget-help as aliases for the transformed --help
18740 and --target-help options.
18741 * opt-functions.awk: Add code to handle Warning and Optimization
18744 2007-02-12 Richard Henderson <rth@redhat.com>
18746 * config/alpha/constraints.md: New file.
18747 * config/alpha/alpha.c: Include tm-constrs.h.
18748 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
18749 alpha_extra_constraint): Remove.
18750 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
18751 * config/alpha/alpha-protos.h: Update.
18752 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
18753 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
18754 (EXTRA_CONSTRAINT): Remove.
18755 * config/alpha/alpha.md: Include constraints.md.
18756 (adddi splitter): Use satisfies_constraint_*.
18757 * config/alpha/predicates.md (add_operand): Likewise.
18758 (sext_add_operand, addition_operation): Likewise.
18760 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
18762 PR tree-optimization/29145
18763 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
18764 in our handling of restrict qualified pointers.
18766 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18769 * doc/invoke.texi (Wunused-value): Update description.
18770 (Wextra): Delete item.
18771 * opts.c (set_Wextra): Don't use the value of Wextra to set the
18772 value of Wunused-value.
18773 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
18774 (c_finish_stmt_expr): Don't check extra_warnings.
18775 (emit_side_effect_warnings): The caller is responsible to check
18778 2007-02-11 Roger Sayle <roger@eyesopen.com>
18779 Matt Thomas <matt@3am-software.com>
18781 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
18783 2007-02-11 Roger Sayle <roger@eyesopen.com>
18785 * simplify-rtx.c (simplify_relational_operation_1): Optimize
18786 comparisons of POPCOUNT against zero.
18787 (simplify_const_relational_operation): Likewise.
18789 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18791 * doc/invoke.texi (Wextra): Delete outdated paragraph.
18793 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18795 * dwarf2out.c (root_type): Delete unused function.
18797 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18799 * genattrtab.c (contained_in_p): Delete unused function.
18800 (write_expr_attr_cache): Likewise.
18802 2007-02-11 Jan Hubicka <jh@suse.cz>
18804 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
18807 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
18809 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
18810 to add the REG_EQ* note.
18811 * see.c (see_merge_one_use_extension): Likewise.
18812 * local-alloc.c (update_equiv_regs): Likewise. Also don't
18813 turn REG_EQUAL notes into REG_EQUIV notes if the target
18814 register may have more than one set.
18815 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
18816 * gcse.c (try_replace_reg): Likewise.
18817 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
18818 * calls.c (fixup_tail_calls): Likewise. Abort if there is
18819 more than one REG_EQUIV note.
18820 * reload1.c (gen_reload): Use set_unique_reg_note.
18822 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
18824 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
18825 (ix86_builtin_conversion): New function.
18827 2007-02-06 Mark Mitchell <mark@codesourcery.com>
18830 * tree.h (DECL_REPLACEABLE_P): New macro.
18831 * except.c (set_nothrow_function_flags): Likewise.
18833 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
18834 Ira Rosen <irar@il.ibm.com>
18835 Dorit Nuzman <dorit@il.ibm.com>
18837 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
18838 * targhooks.c (default_builtin_vectorized_conversion): New.
18839 * targhooks.h (default_builtin_vectorized_function): New declaration.
18840 * target.h (struct vectorize): Add builtin_conversion field.
18841 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
18842 stmt_vec_info_type value.
18843 (vectorizable_conversion): New declaration.
18844 * tree-vect-analyze.c (vect_analyze_operations): Add
18845 vectorizable_conversion call.
18846 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
18847 * tree-vect-transform.c (vectorizable_conversion): New function.
18848 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
18849 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
18851 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
18852 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
18853 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
18854 or ALTIVEC_BUILTIN_VCFSX.
18856 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18859 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
18860 CONST_DOUBLE and operand 0 is a hard register.
18861 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
18862 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
18863 is a hard floating-point register.
18865 2007-02-10 Richard Henderson <rth@redhat.com>
18866 Jakub Jelinek <jakub@redhat.com>
18867 Alexandre Oliva <aoliva@redhat.com>
18869 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
18870 * builtin-types.def (BT_WORD): Make unsigned.
18871 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
18872 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
18873 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
18874 * c-decl.c (grokdeclarator): Don't error if !have_tls.
18875 * c-parser.c (c_parser_omp_threadprivate): Likewise.
18876 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
18878 * expr.c (emutls_var_address): New.
18879 (expand_expr_real_1): Expand emulated tls.
18880 (expand_expr_addr_expr_1): Likewise.
18881 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
18882 * output.h (emutls_finish): Declare.
18883 * toplev.c (compile_file): Call it.
18884 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
18885 address before wrapping in CONST.
18886 * varasm.c (emutls_htab, emutls_object_type): New.
18887 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
18888 (get_emutls_object_name, get_emutls_object_type): New.
18889 (get_emutls_init_templ_addr, emutls_decl): New.
18890 (emutls_common_1, emutls_finish): New.
18891 (assemble_variable): When emulating tls, swap decls; generate
18892 constructor for the emutls objects.
18893 (do_assemble_alias): When emulating tls, swap decl and target name.
18894 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
18896 * varpool.c (decide_is_variable_needed): Look at force_output.
18897 Recurse for emulated tls.
18898 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
18899 with decide_is_variable_needed.
18900 * emutls.c: New file.
18901 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
18902 tls_object for real tls.
18904 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
18906 PR rtl-optimization/29599
18907 * reload1.c (eliminate_regs_in_insn): Take the destination
18908 mode into account when computing the offset.
18910 2007-02-09 Stuart Hastings <stuart@apple.com>
18911 Richard Henderson <rth@redhat.com>
18913 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18914 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
18915 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
18916 fixuns_truncdfhi2): New.
18917 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
18918 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
18919 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
18920 (floatunssidf2): Allow nonimmediate source.
18921 * config/i386/sse.md (movdi_to_sse): New.
18922 (vec_concatv2di): Drop '*'.
18923 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
18924 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18925 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
18927 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
18928 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
18929 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
18930 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
18931 (ix86_build_signbit_mask): Fix decl of v, refactor to call
18932 ix86_build_const_vector.
18933 (x86_emit_floatuns): Rewrite.
18935 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18937 * genautomata.c (longest_path_length): Delete unused function.
18938 (struct state): Delete unused longest_path_length.
18939 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
18940 (get_free_state): Delete unused.
18942 2007-02-09 Jan Hubicka <jh@suse.cz>
18944 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
18945 * doc/invoke.texi (inline-unit-growth): Update default value.
18947 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
18948 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
18949 (rebuild_cgraph_edges): Likewise.
18950 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
18951 (dump_cgraph_node): Dump frequencies.
18952 (cgraph_clone_edge): Add frequency scales.
18953 (cgraph_clone_node): Add freuqnecy.
18954 * cgraph.h (cgraph_edge): Add freuqnecy argument.
18955 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
18956 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
18957 * tree-pass.h (TODO_rebuild_frequencies): New constant.
18958 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
18959 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
18960 (save_inline_function_body): Likewise.
18961 * ipa-inline.c: inluce rtl.h
18962 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
18963 (cgraph_edge_badness): Use frequencies.
18964 (cgraph_decide_recursive_inlining): Update clonning.
18965 (cgraph_decide_inlining_of_small_function): Dump frequency.
18966 * predict.c (estimate_bb_frequencies): Export.
18967 * predict.h (estimate_bb_frequencies): Declare.
18968 * tree-inline.c (copy_bb): Watch overflows.
18969 (expand_call_inline): Update call of cgraph_create_edge.
18970 (optimize_inline_calls): Use TODO flags to update frequnecies.
18971 * passes.h: Include predict.h
18972 (init_optimization_passes): Move profile ahead.
18973 (execute_function_todo): Handle TODO_rebuild_frequencies.
18975 2007-02-09 Roger Sayle <roger@eyesopen.com>
18977 * config/alpha/alpha.c (emit_insxl): Force the first operand of
18978 the insbl or inswl pattern into a register.
18980 2007-02-09 Roger Sayle <roger@eyesopen.com>
18982 * config/ia64/ia64.md (bswapdi2): New define_insn.
18984 2007-02-09 Richard Henderson <rth@redhat.com>
18986 * config/i386/constraints.md (Ym): New constraint.
18987 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
18988 (movdi_1_rex64): Split sse and xmm general register moves from
18989 memory move alternatives. Use conditional register constraints.
18990 (movsf_1, movdf_integer): Likewise.
18991 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
18992 (movdf_integer_rex64): New.
18993 (pushsf_rex64): Fix output constraints.
18994 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
18995 (sse2_stored): Likewise.
18996 (sse2_storeq_rex64): New.
18997 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
18998 amd and not generic.
18999 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
19000 for optimize_size. Remove SF/DFmode hack.
19002 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19004 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
19007 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
19008 Richard Sandiford <richard@codesourcery.com>
19010 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
19011 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
19012 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
19013 m68k/t-mlib to tmake_file.
19014 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
19015 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
19016 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
19017 Allow it to be cf or m68k. Set m68k_arch_family. If that
19018 variable is not empty, add t-$m68k_arch_family to tmake_file.
19019 Add t-mlibs to tmake_file.
19020 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
19021 * config/m68k/t-cf: New file.
19022 * config/m68k/t-m68k: Likewise.
19023 * config/m68k/t-mlibs: Likewise.
19024 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19025 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19026 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19027 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19028 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
19030 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
19031 (INSTALL_LIBGCC): Delete.
19032 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
19033 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19034 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19035 (M68K_MLIB_CPU): Define.
19036 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
19037 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
19038 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
19040 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
19041 Richard Guenther <rguenther@suse.de>
19043 PR middle-end/23361
19044 * fold-const.c (fold_comparison): Handle obfuscated comparisons
19045 against INT_MIN/INT_MAX.
19046 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
19047 file if a loop is removed.
19049 2007-02-09 Joseph Myers <joseph@codesourcery.com>
19051 * calls.c (store_one_arg): Pass correct alignment to
19052 emit_push_insn for non-BLKmode values.
19053 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
19054 unaligned stack slot via a suitably aligned slot.
19056 2007-02-08 DJ Delorie <dj@redhat.com>
19058 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
19060 (legal_subregs): Use unsigned char, make const.
19061 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
19063 2007-02-08 Paul Brook <paul@codesourcery.com>
19065 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
19066 special interworking needed.
19068 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
19070 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
19071 conditional to __SSE2__.
19072 (Entries below should have been added to first ChangeLog
19073 entry for amdfam10 dated 2007-02-05)
19074 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
19076 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
19078 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
19081 2007-02-08 DJ Delorie <dj@redhat.com>
19083 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
19084 * config/m32c/m32c.c (legal_subregs): New.
19085 (m32c_illegal_subreg_p): New.
19086 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
19087 unsupported subregs of hard regs.
19089 2007-02-08 Jan Hubicka <jh@suse.cz>
19091 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
19092 the same one; always update histograms.
19094 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19096 * passes.c (init_optimization_passes): Tidy comment.
19098 2007-02-08 Roger Sayle <roger@eyesopen.com>
19100 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
19101 strip zero_extend, bswap and rotates from POCOUNT's argument.
19102 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
19103 zero_extend and rotates from PARITY's argument.
19104 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
19105 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
19106 of an integer constant at compile-time.
19108 2007-02-08 Diego Novillo <dnovillo@redhat.com>
19111 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
19113 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
19116 * tree-ssa-live.c (remove_unused_locals): Do not remove
19117 TREE_ADDRESSABLE variables.
19118 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
19119 * tree-ssa-operands.c (add_virtual_operand): Remove argument
19120 FOR_CLOBBER. Update all users.
19121 If VAR has an associated alias set, add a virtual operand for
19122 it if no alias is found to conflict with the memory reference.
19124 2007-02-07 Jan Hubicka <jh@suse.cz>
19125 Robert Kidd <rkidd@crhc.uiuc.edu>
19127 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
19129 2007-02-07 Ian Lance Taylor <iant@google.com>
19131 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
19133 2007-02-07 Roger Sayle <roger@eyesopen.com>
19135 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
19136 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
19137 tablejumpdi, movsi_to_cr_one): Remove constraints from
19138 define_expand's match_operands.
19140 2007-02-07 Roger Sayle <roger@eyesopen.com>
19142 * global.c (compute_regsets): Move declatation of "i" inside of
19143 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
19145 2007-02-07 Jakub Jelinek <jakub@redhat.com>
19148 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
19149 of INDIRECT_REF <RESULT_DECL>.
19151 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
19153 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
19154 Kaz Kojima <kkojima@gcc.gnu.org>
19157 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
19159 (sh_initialize_trampoline): Add parentheses to avoid a warning.
19161 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
19163 * doc/loop.texi: Document possibility not to perform disambiguation
19164 of loops with multiple latches.
19165 * cfgloopmanip.c (alp_enum_p): Removed.
19166 (add_loop): Handle subloops. Use get_loop_body_with_size.
19167 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
19168 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
19169 the new forwarder block.
19170 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
19171 Handle the case latch is NULL.
19172 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
19173 modifications when marking loop exits.
19174 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
19176 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
19177 disambiguate_loops_with_multiple_latches.
19178 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
19179 before fix_loop_structure.
19180 * cfgloop.c: Include pointer-set.h and output.h.
19181 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
19182 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
19183 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
19184 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
19185 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
19186 disambiguate_multiple_latches, get_loop_body_with_size,
19187 disambiguate_loops_with_multiple_latches): New functions.
19188 (flow_loop_dump): Dump multiple latch edges.
19189 (flow_loop_nodes_find): Handle loops with multiple latches.
19190 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
19191 (glb_enum_p): Modified.
19192 (get_loop_body): Use get_loop_body_with_size.
19193 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
19194 (AVOID_CFG_MODIFICATIONS): New constant.
19195 (disambiguate_loops_with_multiple_latches, add_loop,
19196 get_loop_body_with_size): Declare.
19197 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
19199 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
19201 PR inline-asm/28686
19202 * global.c (compute_regsets): New function.
19203 (global_alloc): Refactored ELIMINABLE_REGSET
19204 and NO_GLOBAL_ALLOC_REGS computation out.
19205 (rest_of_handle_global_alloc): Call compute_regsets()
19206 for non-optimizing case.
19208 2007-02-06 Richard Henderson <rth@redhat.com>
19210 * config/i386/constraints.md (Y2): Rename from Y.
19211 (Yi): New constraint.
19212 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
19213 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
19214 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
19215 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
19216 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
19217 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
19218 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
19219 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
19220 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
19221 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
19222 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
19223 vec_extractv2si_1): Change Y constraints to Y2.
19224 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
19225 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
19226 Change Y constraints to Y2.
19227 (sse2_loadld): Change Y constraints to x.
19229 2007-02-06 Roger Sayle <roger@eyesopen.com>
19231 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
19232 (parity<mode>2): New define_expand using rs6000_emit_parity.
19233 * config/rs6000/rs6000.c (rs6000_emit_popcount,
19234 rs6000_emit_parity): New functions.
19235 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
19236 rs6000_emit_parity): Prototype here.
19238 2007-02-06 Ian Lance Taylor <iant@google.com>
19240 * lower-subreg.c (simple_move_operand): Reject CONST.
19241 (resolve_clobber): Call validate_change rather than directly
19242 assigning to XEXP (pat, 0).
19244 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19246 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
19247 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
19248 (tree-cfg.o): Remove hashtab.h dependency.
19250 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
19251 (struct ivopts_data): Change niters to pointer_map_t.
19252 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
19253 (niter_for_exit): Create pointer_map on demand. Change for
19255 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
19256 (free_loop_data): Destroy data->niters if created and reset field.
19257 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
19258 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
19260 * tree-ssa-reassoc.c: Include pointer-set.h.
19261 (bb_rank): Change to long *.
19262 (operand_rank): Change to pointer_map_t.
19263 (find_operand_rank): Return long, -1 if not found. Declare as inline.
19264 (insert_operand_rank): Accept long.
19265 (operand_entry_hash, operand_entry_eq): Remove.
19266 (get_rank): Return long. Adjust for changes above.
19267 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
19269 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
19271 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
19272 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
19273 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
19275 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
19276 directly since it cannot be NULL.
19277 (get_vi_for_tree): Rewrite for pointer_map API.
19278 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
19279 (init_alias_vars): Create vi_for_tree as pointer_map.
19280 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
19282 * tree-cfg.c: Don't include hashtab.h.
19283 (edge_to_cases): Declare as pointer_map.
19284 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
19286 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
19287 (start_recording_case_labels): Create edge_to_cases as pointer_map.
19288 (end_recoding_case_labels): Cleanup edge_to_cases manually before
19290 (record_switch_edge): Delete.
19291 (get_cases_for_edge): Adjust for pointer_map API, inline
19292 record_switch_edge (rewritten for new API), remove goto.
19294 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
19296 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
19297 * tree-nested.c: Include pointer-set.h.
19298 (var_map_elt, var_map_eq, var_map_hash): Delete.
19299 (struct nesting_info): Remove GTY marker. Change the two htab_t's
19300 to pointer_map_t's.
19301 (nesting_info_bitmap_obstack): New.
19302 (lookup_field_for_decl): Adjust for pointer_map API.
19303 (lookup_tramp_for_decl): Adjust for pointer_map API.
19304 (get_nonlocal_debug_decl): Adjust for pointer_map API.
19305 (get_local_debug_decl): Adjust for pointer_map API.
19306 (convert_nl_goto_reference): Adjust for pointer_map API.
19307 (convert_nl_goto_receiver): Adjust for pointer_map API.
19308 (create_nesting_tree): Create outside GGC space. Create bitmap on
19309 the new obstack. Create field_map and var_map as pointer_maps.
19310 (free_nesting_tree): Adjust for changes to create_nesting_tree.
19312 (lower_nested_functions): Move root here, no need to NULL it.
19313 Initialize and release the obstack.
19315 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
19317 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
19318 Remove prototypes and make them non-static.
19319 (struct tree_int_map): Remove.
19320 * tree.h (struct tree_int_map): Move here, turning TO into an
19322 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
19324 * tree.h (TREE_COMPLEXITY): Remove.
19325 (struct tree_exp): Remove complexity field.
19326 * tree.c (build1_stat): Don't set it.
19328 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
19329 Victor Kaplansky <victork@il.ibm.com>
19331 * tree-vectorizer.c (vect_is_simple_use): Support induction.
19332 (vect_is_simple_reduction): Support reduction with induction as
19333 one of the operands.
19334 (vect_is_simple_iv_evolution): Fix formatting.
19335 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
19336 formatting. Don't mark induction phis for vectorization.
19337 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
19338 * tree-vect-transform.c (get_initial_def_for_induction): New function.
19339 (vect_get_vec_def_for_operand): Support induction.
19340 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
19342 (vectorizable_reduction): Support reduction with induction as one of
19344 (vectorizable_type_demotion): Use def-type of stmt argument rather
19345 than dummy def-type.
19347 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
19348 flag_tree_scev_cprop.
19349 * common.opt (tree-scev-cprop): New flag.
19351 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
19352 call to vect_get_new_vect_var.
19354 2007-02-06 Ira Rosen <irar@il.ibm.com>
19356 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
19357 vectype is not NULL.
19358 (vect_pattern_recog_1): Likewise.
19360 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19362 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
19363 (fold_negate_expr): Likewise.
19365 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
19368 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
19369 even if cv-qualification is the same.
19371 2007-02-05 Geoffrey Keating <geoffk@apple.com>
19373 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
19374 __enable_execute_stack on completion.
19376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19378 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
19379 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
19380 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
19381 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
19382 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
19383 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
19384 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
19385 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
19387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19389 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
19390 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
19391 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
19392 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
19393 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
19394 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
19395 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
19396 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
19397 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
19398 umuldi3_highpart_rex64, umulsi3_highpart_insn,
19399 umulsi3_highpart_zext, smuldi3_highpart_rex64,
19400 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
19401 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
19402 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
19403 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
19404 sqrtextenddfxf2_i387): Added amdfam10_decode.
19406 * config/i386/athlon.md (athlon_idirect_amdfam10,
19407 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
19408 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
19409 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
19410 athlon_ivector_store_amdfam10): New define_insn_reservation.
19411 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
19414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19416 * config/i386/athlon.md (athlon_call_amdfam10,
19417 athlon_pop_amdfam10, athlon_lea_amdfam10): New
19418 define_insn_reservation.
19419 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
19420 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
19421 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
19423 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19425 * config/i386/athlon.md (athlon_sseld_amdfam10,
19426 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
19427 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
19429 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19431 * config/i386/athlon.md (athlon_sseins_amdfam10): New
19432 define_insn_reservation.
19433 * config/i386/i386.md (sseins): Added sseins to define_attr type
19434 and define_attr unit.
19435 * config/i386/sse.md: Set type attribute to sseins for insertq
19438 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19440 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
19441 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
19442 ssecomi_load_amdfam10, ssecomi_amdfam10,
19443 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
19444 define_insn_reservation.
19445 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
19447 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19449 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
19450 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
19451 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
19452 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
19453 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
19454 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
19455 define_insn_reservation.
19457 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
19458 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
19459 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
19460 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
19461 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
19463 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19465 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
19466 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
19467 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
19468 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
19469 athlon_ssemul_load_k8): Added amdfam10.
19471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19473 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
19474 (x86_sse_unaligned_move_optimal): New variable.
19476 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
19478 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
19479 for unaligned vector SSE double/single precision loads for AMDFAM10.
19481 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19483 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
19484 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
19485 Define TARGET_CPU_DEFAULT_amdfam10.
19486 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
19487 (processor_type): Add PROCESSOR_AMDFAM10.
19489 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
19490 processor_type in config/i386/i386.h.
19491 Enable imul peepholes for TARGET_AMDFAM10.
19493 * config.gcc: Add support for --with-cpu option for amdfam10.
19495 * config/i386/i386.c (amdfam10_cost): New variable.
19496 (m_AMDFAM10): New macro.
19497 (m_ATHLON_K8_AMDFAM10): New macro.
19498 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
19499 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
19500 x86_promote_QImode, x86_integer_DFmode_moves,
19501 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19502 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
19503 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
19504 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
19505 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
19506 Enable/disable for amdfam10.
19507 (override_options): Add amdfam10_cost to processor_target_table.
19508 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
19509 processor_alias_table.
19510 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
19511 (ix86_adjust_cost): Add code for amdfam10.
19513 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
19515 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
19516 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
19517 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
19518 * config/i386/i386.h: Add builtin definition for SSE4A.
19519 * config/i386/i386.md: Add support for ABM instructions
19520 (popcnt and lzcnt).
19521 * config/i386/sse.md: Add support for SSE4A instructions
19522 (movntss, movntsd, extrq, insertq).
19523 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
19524 Add -march=amdfam10 flag.
19525 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
19526 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
19528 * doc/extend.texi: Add documentation for SSE4A builtins.
19530 2007-02-05 Bob Wilson <bob.wilson@acm.org>
19532 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
19534 2007-02-05 Richard Guenther <rguenther@suse.de>
19536 * tree-vectorizer.h (vectorizable_function): Add argument type
19537 argument, change return type.
19538 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
19539 * tree-vect-transform.c (vectorizable_function): Handle extra
19540 argument, return vectorized function decl.
19541 (build_vectorized_function_call): Remove.
19542 (vectorizable_call): Handle calls with result and argument types
19543 differing. Handle loop vectorization factor correctly.
19544 * targhooks.c (default_builtin_vectorized_function): Adjust for
19546 * targhooks.h (default_builtin_vectorized_function): Likewise.
19547 * target.h (builtin_vectorized_function): Add argument type
19549 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
19550 extra argument, allow vectorizing of lrintf.
19551 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
19552 documentation of target hook.
19554 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
19557 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
19558 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
19559 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
19561 2007-02-05 Roger Sayle <roger@eyesopen.com>
19563 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
19564 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
19565 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
19566 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
19567 before canonicalizing sincos to cexpi.
19568 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
19570 2007-02-05 Roger Sayle <roger@eyesopen.com>
19572 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
19573 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
19574 (alpha_init_builtins): Use alpha_add_builtins to process tables.
19576 2007-02-05 Roger Sayle <roger@eyesopen.com>
19578 * mips-tfile.c (initialize_init_file): Correct endianness test.
19580 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
19582 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
19583 the 'y' constraint.
19585 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19587 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
19588 saves in a PARALLEL before the register assignments.
19590 2007-02-05 Richard Sandiford <richard@codesourcery.com>
19592 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
19593 DWARF_FRAME_RETURN_COLUMN to be a general register.
19594 * dwarf2out.c (init_return_column_size): New function, split from...
19595 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
19596 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
19597 to be nongeneral registers.
19598 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
19600 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
19601 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
19603 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19605 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
19607 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
19609 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
19610 (remove_path): Use can_remove_branch_p and remove_branch instead
19611 of loop_delete_branch_edge.
19612 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
19613 (tree_transform_and_unroll_loop): Remove dead branches immediately.
19614 Update profile using scale_dominated_blocks_in_loop.
19615 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
19616 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
19617 (can_remove_branch_p, remove_branch): Declare.
19618 * tree-cfg.c (tree_can_remove_branch_p): New function.
19619 (tree_cfg_hooks): Add tree_can_remove_branch_p.
19620 * cfgrtl.c (rtl_can_remove_branch_p): New function.
19621 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
19623 2007-02-05 Jan Hubicka <jh@suse.cz>
19625 PR middle-end/30696
19626 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
19627 nodes in cgraph, don't remove offline copy of the function.
19629 2007-02-04 Jan Hubicka <jh@suse.cz>
19631 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
19632 vectors might cause maybe_lookup_element_for_expr to be called
19633 on non-sra-candidate.
19635 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19637 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
19638 config/bfin/bfin.md, config/bfin/predicates.md: Follow
19639 spelling conventions.
19641 2007-02-04 Richard Guenther <rguenther@suse.de>
19643 PR middle-end/30636
19644 * fold-const.c (try_move_mult_to_index): Make sure to not
19645 overflow one dimension of a multi-dimensional array access.
19647 2007-02-04 Jan Hubicka <jh@suse.cz>
19649 * passes.c (init_optimization_passes): Reindent.
19651 2007-02-04 Jan Hubicka <jh@suse.cz>
19652 Eric Botcazou <ebotcazou@adacore.com>
19654 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
19655 (execute_fixup_cfg): Break out the abnormal goto code.
19656 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
19657 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
19658 (optimize_inline_calls): Call make_nonlocal_label_edges.
19660 2007-02-04 Jan Hubicka <jh@suse.cz>
19662 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
19663 true when something was changed.
19664 (rename_ssa_copies): When something was changed, do
19665 TODO_remove_unused_locals.
19666 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
19667 add TODO_remove_unused_locals when instruction was removed.
19669 2007-02-04 Jan Hubicka <jh@suse.cz>
19671 * ipa-inline.c (try_inline): Improve debug output; work on already
19673 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
19674 call try_inline for already inlined edges too when flattening;
19675 inline also functions that make callee growth but overall unit size
19678 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19680 * config/m32c/bitops.md, config/m32c/jump.md,
19681 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
19682 config/m32r/m32r.h, config/m32r/m32r.md,
19683 config/m32r/predicates.md, config/m68hc11/larith.asm,
19684 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
19685 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
19686 config/mips/mips-protos.h, config/mips/mips.c,
19687 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
19688 config/mn10300/mn10300.h, config/mn10300/predicates.md,
19689 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
19690 spelling conventions.
19692 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
19693 Follow spelling conventions.
19695 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
19697 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
19698 warn about C++0x compatibility.
19700 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
19702 * config/h8300/h8300.c, config/h8300/h8300.h,
19703 config/h8300/h8300.md: Follow spelling conventions.
19705 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
19707 PR middle-end/30667
19708 * combine.c (try_combine): Do not substitute source operand
19709 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
19711 2007-02-03 Jan Hubicka <jh@suse.cz>
19713 PR gcov-profile/30650
19714 * value-prof.c (stringop_block_profile): Fix handling of size counter;
19715 do not divide by zero for never executed counters.
19716 (tree_find_values_to_profile): Fix counters.
19717 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
19719 2007-02-03 Ian Lance Taylor <iant@google.com>
19721 * lower-subreg.c (simple_move_operand): New static function,
19722 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
19724 (simple_move): Call simple_move_operand.
19725 (find_decomposable_subregs): Add special handling of MEMs.
19726 (can_decompose_p): Rename from cannot_decompose_p. Reverse
19727 meaning of return value. If we see a hard register, test whether
19728 it can store a word_mode value. Change all callers.
19730 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19732 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
19733 ftrapv insns and expanders.
19734 (subdi3): Change define_expand operand 1 to arith11_operand, and
19735 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
19736 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
19737 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
19740 PR middle-end/30174
19741 * varasm.c (notice_global_symbol): Treat global objects as weak when
19742 flag_shlib is true.
19744 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19746 * emit-rtl.c (dconstpi): Delete.
19747 (dconstsqrt2): New.
19748 (init_emit_once): Delete dconstpi and init dconstsqrt2.
19749 * real.h (dconstpi): Delete.
19750 (dconstsqrt2): New.
19751 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
19752 (fold_builtin_hypot): Likewise.
19754 2007-02-03 Tom Tromey <tromey@redhat.com>
19757 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
19758 -gcoff3, -gxcoff3, -gvms3 implies -dD.
19760 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
19762 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
19763 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
19764 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
19765 config/rs6000/cell.md, config/rs6000/darwin.h,
19766 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
19767 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
19768 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
19769 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
19770 typos. Follow spelling conventions.
19771 * doc/invoke.texi: Follow spelling conventions.
19773 2007-02-03 Roger Sayle <roger@eyesopen.com>
19775 * simplify-rtx.c (simplify_relational_operation_1): Implement some
19776 canonicalization transformations that attempt to simplify integer
19777 constant comparisons to become comparisons against zero.
19779 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19781 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
19783 * fold-const.c (fold_binary): Fix comment typos. Fold complex
19784 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
19786 2007-02-02 Mike Stump <mrs@apple.com>
19788 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
19789 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
19790 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
19791 generate a branch island.
19793 2007-02-02 Bob Wilson <bob.wilson@acm.org>
19795 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
19796 (xtensa_legitimate_address_p): New.
19797 (xtensa_legitimize_address): New.
19798 (xtensa_output_addr_const_extra): New.
19799 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
19801 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
19802 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
19803 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
19804 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
19805 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
19806 (xtensa_legitimize_address): New.
19807 (xtensa_output_addr_const_extra): New.
19809 2007-02-02 Steve Ellcey <sje@cup.hp.com>
19811 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
19813 2007-02-02 Ian Lance Taylor <iant@google.com>
19815 * expmed.c (expand_divmod): Add comment.
19817 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
19819 * emit-rtl.c (renumber_insns): Remove.
19820 * flags.h: Remove the extern for flag_renumber_insns.
19821 * rtl.h: Remove the prototype for renumber_insns.
19822 * toplev.c (flag_renumber_insns): Remove.
19824 2007-02-02 Hui-May Chang <hm.chang@apple.com>
19826 Revert for x86 darwin:
19827 2005-06-19 Uros Bizjak <uros@kss-loka.si>
19829 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
19830 code before the following patch under TARGET_MACHO.
19831 (ix86_function_value_regno_p): Likewise.
19833 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19835 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
19838 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19841 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
19842 loads to general or fp registers. Add comments.
19843 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
19845 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
19847 * pointer-set.c (insert_aux): Only return insertion slot.
19848 (pointer_set_insert): Adjust.
19849 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
19850 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
19851 pointer_map_traverse): New.
19852 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
19853 pointer_map_create, pointer_map_destroy, pointer_map_insert,
19854 pointer_map_contains, pointer_map_traverse): Declare.
19856 2007-02-02 Jakub Jelinek <jakub@redhat.com>
19858 PR middle-end/30473
19859 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
19860 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
19862 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19864 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
19866 (struct _dep): New type.
19867 (dep_t): New typedef.
19868 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
19869 (DEP_STATUS): New access macro. The macro with the same name was
19870 renamed to DEP_LINK_STATUS.
19871 (dep_init): Declare function
19873 (struct _dep_link): New type.
19874 (dep_link_t): New typedef.
19875 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
19876 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
19877 (DEP_LINK_STATUS): New macro.
19878 (debug_dep_links): New debug function.
19880 (struct _deps_list): New type.
19881 (deps_list_t): New typedef.
19882 (DEPS_LIST_FIRST): New access macro.
19883 (FOR_EACH_DEP_LINK): New cycle macro.
19884 (create_deps_list, free_deps_list, delete_deps_list): Declare
19886 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
19887 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
19888 (copy_deps_list_change_con): Ditto.
19890 (move_dep_link): Declare function.
19892 (struct _dep_node): New type.
19893 (dep_node_t): New typedef.
19894 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
19896 (struct haifa_insn_data.back_deps): New field to hold backward
19897 dependencies of the insn.
19898 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
19900 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
19901 Change its type to deps_list_t.
19902 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
19903 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
19904 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
19906 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
19908 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
19910 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
19912 (dep_cost): Declare.
19914 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
19915 (ds_to_dk, dk_to_ds): New functions.
19917 (init_dep_1): New static function.
19918 (init_dep): New function.
19919 (copy_dep): New static function.
19921 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
19923 (detach_dep_link): New static function.
19924 (move_dep_link): New function.
19926 (dep_links_consistent_p, dump_dep_links): New static functions.
19927 (debug_dep_links): New debugging function.
19929 (deps_obstack, dl_obstack, dn_obstack): New static variables.
19931 (alloc_deps_list, init_deps_list): New static functions.
19932 (create_deps_list): New function.
19933 (clear_deps_list): New static function.
19934 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
19935 (deps_list_consistent_p, dump_deps_list): New static functions.
19936 (debug_deps_list): New function.
19937 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
19939 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
19941 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
19942 use new scheduler dependencies lists.
19943 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
19944 (sched_analyze): Ditto. Initialize dependencies lists.
19945 (add_forw_dep, compute_forward_dependences): Update to use new
19946 scheduler dependencies lists.
19948 (init_dependency_caches): Init deps_obstack.
19949 (free_dependency_caches): Free deps_obstack.
19951 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
19952 new scheduler dependencies lists.
19953 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
19954 (add_back_forw_dep, delete_back_forw_dep): Ditto.
19956 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
19957 Update to use new scheduler dependencies lists.
19958 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
19959 (debug_dependencies): Ditto.
19960 (schedule_region): Update comments.
19962 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
19963 scheduler dependencies lists.
19964 (schedule_ebb): Update comments.
19966 * rtl.def (DEPS_LIST): Remove.
19968 * lists.c (unused_deps_list): Remove.
19969 (free_list): Update assertions.
19971 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
19972 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19974 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
19975 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
19977 * haifa-sched.c (comments): Update.
19978 (insn_cost1): Remove. Inline the code into insn_cost ().
19979 (insn_cost): Update to use new scheduler dependencies lists. Move
19980 processing of the dependency cost to dep_cost ().
19981 (dep_cost): New function. Use it instead of insn_cost () when
19982 evaluating cost of the dependency. Use compatible interface to
19983 interact with the target.
19984 (priority): Update to use new scheduler dependencies lists.
19985 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
19986 with greater number of insns that depend on the insn.
19987 (schedule_insn): Update to use new scheduler dependencies lists. Add
19988 code to free backward dependencies lists. Inline and optimize code
19989 from resolve_dep () - see PR28071.
19990 (ok_for_early_queue_removal): Update to use new scheduler dependencies
19991 lists. Update call to targetm.sched.is_costly_dependence hook.
19993 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
19994 scheduler dependencies lists.
19996 (resolve_dep): Remove. Move the logic to schedule_insn ().
19997 (init_h_i_d): Initialize dependencies lists.
19999 (process_insn_depend_be_in_spec): Rename to
20000 process_insn_forw_deps_be_in_spec. Update to use new scheduler
20001 dependencies lists.
20002 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
20003 Update to use new scheduler dependencies lists.
20004 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
20006 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
20007 new scheduler dependencies lists.
20008 (build_intra_loop_deps): Ditto.
20010 * target.h (struct _dep): Declare to use in
20011 gcc_target.sched.is_costly_dependence.
20012 (struct gcc_target.sched.adjust_cost): Fix typo.
20013 (struct gcc_target.sched.is_costly_dependence): Change signature to
20014 use single dep_t parameter instead of an equivalent triad.
20015 (struct gcc_target.sched.adjust_cost_2): Remove.
20017 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
20019 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
20021 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
20023 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
20025 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
20026 (REG_DEP_TRUE): Document.
20028 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
20029 Change signature to correspond to the targetm.sched.adjust_cost hook.
20030 Update use in TARGET_SCHED_ADJUST_COST_2.
20031 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
20032 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
20033 new scheduler dependencies lists.
20034 (ia64_gen_check): Ditto.
20036 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
20037 scheduler dependencies lists.
20039 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
20040 signature to correspond to the targetm.sched.is_costly_dependence hook.
20041 (is_costly_group): Update to use new scheduler dependencies lists.
20043 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
20044 instead of INSN_COST () macro.
20046 2007-02-01 Ian Lance Taylor <iant@google.com>
20048 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
20050 2007-02-01 Guy Martin <gmsoft@gentoo.org>
20052 * pa.md (tp_load): Correct mfctl instruction syntax.
20054 2007-02-01 Geoffrey Keating <geoffk@apple.com>
20056 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
20057 altivec_padding_size calculation on AIX. Improve comment, add
20058 assert to verify that it's right.
20060 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
20063 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
20065 PR inline-asm/28686
20066 * global.c (global_alloc): Add mising initialization of
20069 2007-02-01 Roger Sayle <roger@eyesopen.com>
20071 * alias.c (init_alias_analysis): Correct whitespace.
20072 * bb-reorder.c (fix_edges_for_rarely_executed_code,
20073 partition_hot_cold_basic_blocks): Likewise.
20074 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
20075 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
20076 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
20077 fold_builtin_snprintf_chk, fold_builtin_printf,
20078 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
20079 do_mpfr_arg3, do_mpfr_sincos): Likewise.
20080 * cfgcleanup.c (cleanup_cfg): Likewise.
20081 * cfgexpand.c (tree_expand_cfg): Likewise.
20082 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
20083 * function.c (get_next_funcdef_no): Likewise.
20084 * gengtype.c (main): Likewise.
20085 * genmodes.c (main): Likewise.
20086 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
20087 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
20088 * ifcvt.c (noce_emit_move_insn): Likewise.
20089 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
20091 * stor-layout.c (get_best_mode): Likewise.
20092 * tree-ssa-loop-niter.c (get_val_for): Likewise.
20093 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
20094 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
20095 perform_var_substitution, solve_graph): Likewise.
20096 * tree-vrp.c (vrp_finalize): Likewise.
20098 2007-02-01 Ian Lance Taylor <iant@google.com>
20100 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
20101 high part of a paradoxical subreg, return a constant zero.
20103 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
20105 * toplev.c (lang_dependent_init): Call init_set_costs.
20106 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
20108 2007-02-01 Richard Guenther <rguenther@suse.de>
20110 PR middle-end/30656
20111 * fold-const.c (fold_negate_expr): Allow negating a
20112 constant if overflow does not change.
20114 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20116 * doc/c-tree.texi (Expression trees): Improve markup.
20117 * doc/tm.texi (Register Classes, Addressing Modes)
20118 (Floating Point): Fix spacing after abbreviations. Fix some
20121 2007-02-01 Ben Elliston <bje@au.ibm.com>
20123 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
20124 * doc/contrib.texi: Likewise.
20125 * doc/install.texi: Likewise.
20127 2007-01-31 Richard Henderson <rth@redhat.com>
20128 Ian Lance Taylor <iant@google.com>
20130 * lower-subreg.c: New file.
20131 * rtl.def (CONCATN): Define.
20132 * passes.c (init_optimization_passes): Add pass_lower_subreg and
20133 pass_lower_subreg2.
20134 * emit-rtl.c (update_reg_offset): New static function, broken out
20135 of gen_rtx_REG_offset.
20136 (gen_rtx_REG_offset): Call update_reg_offset.
20137 (gen_reg_rtx_offset): New function.
20138 * regclass.c: Revert patch of 2006-03-05, restoring
20140 (clear_reg_info_regno): New function.
20141 * dwarf2out.c (concatn_loc_descriptor): New static function.
20142 (loc_descriptor): Handle CONCATN.
20143 * common.opt (fsplit_wide_types): New option.
20144 * opts.c (decode_options): Set flag_split_wide_types when
20146 * timevar.def (TV_LOWER_SUBREG): Define.
20147 * rtl.h (gen_reg_rtx_offset): Declare.
20148 (reg_scan_update): Declare.
20149 * regs.h (clear_reg_info_regno): Declare.
20150 * tree-pass.h (pass_lower_subreg): Declare.
20151 (pass_lower_subreg2): Declare.
20152 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
20153 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
20154 -fsplit-wide-types.
20155 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
20156 * Makefile.in (OBJS-common): Add lower-subreg.o.
20157 (lower-subreg.o): New target.
20159 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20161 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
20163 2007-01-31 Anatoly Sokolov <aesok@post.ru>
20166 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
20168 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20170 PR middle-end/29335
20171 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
20173 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
20175 * cfgloop.h: Include vec-prim.h.
20176 (enum li_flags): Remove LI_ONLY_OLD.
20177 (loop_iterator): Changed.
20178 (fel_next, fel_init): Iterate over loop tree.
20179 (FOR_EACH_LOOP_BREAK): New macro.
20180 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
20182 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
20183 * modulo-sched.c (sms_schedule): Ditto.
20184 * tree-vectorizer.c (vectorize_loops): Ditto.
20185 * doc/loop.texi: Update information on loop numbering and behavior of
20186 FOR_EACH_LOOP wrto new loops.
20187 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
20188 add_to_evolution_1): Test nestedness of loops instead of comparing
20190 * tree-chrec.c (chrec_fold_plus_poly_poly,
20191 chrec_fold_multiply_poly_poly, chrec_evaluate,
20192 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
20193 reset_evolution_in_loop): Ditto.
20194 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
20196 2007-01-31 Dirk Mueller <dmueller@suse.de>
20198 * c-common.c (warn_about_parentheses): Separate warning about
20199 un-parenthized sequence of comparison operators from the one
20200 which is supposed to warn about x <= y <= z.
20202 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
20204 * optabs.h (enum optab_index): Add new OTI_isinf.
20205 (isinf_optab): Define corresponding macro.
20206 * optabs.c (init_optabs): Initialize isinf_optab.
20207 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
20209 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
20210 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
20212 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
20213 expand_builtin_interclass_mathfn.
20214 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
20215 * config/i386/i386.md (UNSPEC_FXAM): New constant.
20216 (fxam<mode>2_i387): New insn pattern.
20217 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
20218 built-in functions as x87 inline asm.
20220 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20222 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
20224 2007-01-30 Eric Christopher <echristo@apple.com>
20226 * config.gcc: Add geode.
20228 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
20230 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
20231 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
20232 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
20233 value-prof.c: Fix comment typos.
20235 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20238 * doc/invoke.texi (Wpointer-arith): Document warning.
20240 2007-01-30 Janis Johnson <janis187@us.ibm.com>
20242 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
20243 the list of discrepancies from the draft TR.
20245 2007-01-30 Dirk Mueller <dmueller@suse.de>
20248 * doc/invoke.texi (-Wreturn-type): Update description to
20249 match new behavior.
20251 2007-01-30 Richard Sandiford <richard@codesourcery.com>
20253 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
20255 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
20257 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
20258 to handle optabs that operate on floating point input argument and
20259 output to integer output.
20260 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
20261 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
20262 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
20263 expand_builtin_interclass_mathfn ().
20264 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
20265 (ilogbsi2): Remove.
20266 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
20267 ilogbl built-in functions as x87 intrinsics.
20269 2007-01-30 Richard Guenther <rguenther@suse.de>
20271 PR middle-end/27657
20272 * dwarf2out.c (reference_to_unused): Query varpool if the
20273 variable was output.
20275 2007-01-30 Richard Guenther <rguenther@suse.de>
20277 PR middle-end/30313
20278 * passes.c (execute_one_pass): Reset in_gimple_form to not
20279 confuse non-unit-at-a-time mode.
20281 2007-01-29 Roger Sayle <roger@eyesopen.com>
20282 Richard Guenther <rguenther@suse.de>
20284 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
20285 avoid undefined behaviour on overflow. Use force_fit_type_double
20286 to construct the constant with the specified TREE_OVERFLOW.
20288 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20290 * config/dfp-bit.c: Add parameterized support for fp exceptions.
20291 * config/dfp-bit.h: Ditto.
20293 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20295 * c-decl.c (pop_scope): Replace warnings with call to
20296 warn_for_unused_label.
20297 * c-common.h (warn_for_unused_label): Declare.
20298 * c-common.c (warn_for_unused_label): Define.
20300 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20302 * tree-optimize.c (update_inlined_to_pointers): Delete unused
20305 2007-01-29 Janis Johnson <janis187@us.ibm.com>
20307 * Makefile.in (USER_H): Remove decfloat.h.
20308 * ginclude/decfloat.h: Delete, moving contents to ...
20309 * ginclude/float.h: Add support for decimal floating point,
20310 guarded by __STDC_WANT_DEC_FP__.
20312 2007-01-29 Mike Stump <mrs@apple.com>
20314 * doc/gccint.texi (Top): Rename Loop Representation to Loop
20315 Analysis and Representation to resolve case insensitive conflict.
20316 * doc/loop.texi (Loop Analysis and Representation): Likewise.
20318 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
20320 * tree.h (struct tree_memory_tag): Add aliases member.
20321 (MTAG_ALIASES): New macro.
20322 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
20323 (add_may_alias): Remove pointer-set. Update for may_aliases being
20325 (mark_aliases_call_clobbered): Update for may_aliases being a
20327 (compute_tag_properties): Ditto.
20328 (create_partition_for): Ditto.
20329 (compute_memory_partitions): Ditto.
20330 (dump_may_aliases_for): Ditto.
20331 (is_aliased_with): Ditto.
20332 (add_may_alias_for_new_tag): Ditto.
20333 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
20334 (compute_is_aliased): New function.
20335 (compute_may_aliases): Call compute_is_aliased).
20336 (init_alias_info): Initialize alias_bitmap_obstack.
20337 (union_alias_set_into): New function.
20338 (compute_flow_sensitive_aliasing): Use union_aliases_into.
20339 (have_common_aliases_p): Rewrite to take two bitmaps and use
20341 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
20342 Update for bitmaps.
20343 (finalize_ref_all_pointers): Update for add_may_alias changes.
20344 (new_type_alias): Ditto.
20345 * tree-flow-inline.h (may_aliases): Return a bitmap.
20346 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
20347 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
20348 may_aliases being a bitmap.
20349 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
20350 may_aliases now returns a bitmap.
20351 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
20353 * tree-ssa-operands.c (add_virtual_operand): Update for
20354 may_aliases being a bitmap.
20356 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
20358 PR tree-optimization/30630
20359 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
20360 variable as changed.
20362 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
20365 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
20366 expanded only once even if an error occurs.
20368 2007-01-29 Ben Elliston <bje@au.ibm.com>
20370 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
20371 (__gcov_average_profiler): Likewise.
20372 (__gcov_ior_profiler): Likewise.
20373 (__gcov_merge_ior): Likewise.
20375 2007-01-28 Jan Hubicka <jh@suse.cz>
20377 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
20378 * value-prof.c (stringop_block_profile): Likewise.
20380 2007-01-28 Jan Hubicka <jh@suse.cz>
20382 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
20383 Add variant handling histograms; add wrapper.
20384 (clear_storage_via_libcall): Export.
20385 (emit_block_move_hints): Break out from ...; add histograms.
20386 (emit_block_move): ... this one.
20387 (clear_storage_hints): Break out from ...; add histograms.
20388 (clear_storage): ... this one.
20389 (set_storage_via_memset): Handle histogram.
20390 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
20391 (clear_storage_hints, clear_storage_via_libcall): Declare.
20392 (set_storage_via_setmem): Update prototype.
20393 * doc/md.texi (movmem, setmem): Document new arguments.
20395 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
20396 Add new histograms.
20397 (stringop_block_profile): New global function.
20398 (tree_stringops_values_to_profile): Profile block size and alignment.
20399 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
20401 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
20402 (stringop_block_profile): Declare.
20403 * builtins.c: Include value-prof.h.
20404 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
20405 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
20406 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
20407 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
20408 * profile.c (instrument_values): Add new counters.
20409 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
20411 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
20412 (tree_init_edge_profiler): Build new profilers.
20413 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
20414 (pass_tree_profile): Add dump.
20415 (tree_profile_hooks): Update.
20416 * Makefile.in (LIBGCOV): Add new constants.
20417 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
20418 __gcov_ior_profiler): New.
20419 * i386.md (movmem/setmem expanders): Add new optional arguments.
20421 2007-01-28 David Edelsohn <edelsohn@gnu.org>
20423 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
20425 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20427 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
20428 (tree_unswitch_single_loop): Pass eni_size_weights to
20429 tree_num_loop_insns.
20430 * tree-ssa-loop-manip.c: Include tree-inline.h.
20431 (can_unroll_loop_p): Pass eni_size_weights to
20432 tree_num_loop_insns.
20433 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
20434 Pass eni_size_weights to estimate_num_insns.
20435 * tree.h (init_inline_once): Export.
20436 * toplev.c (backend_init): Call init_inline_once.
20437 * cgraphunit.c (cgraph_process_new_functions,
20438 cgraph_analyze_function): Pass eni_inlining_weights to
20439 estimate_num_insns.
20440 * ipa-inline.c (compute_inline_parameters): Ditto.
20441 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
20442 to estimate_num_insns.
20443 (try_unroll_loop_completely): Pass eni_size_weights to
20444 tree_num_loop_insns.
20445 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
20446 ot estimate_num_insns.
20447 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
20448 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
20449 * tree-inline.c (eni_inlining_weights, eni_size_weights,
20450 eni_time_weights): New variables.
20451 (init_inline_once): Initialize them.
20452 (struct eni_data): Mew.
20453 (estimate_num_insns_1, estimate_num_insns): Use weights.
20454 * tree-inline.h (struct eni_weights_d): New.
20455 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
20456 (estimate_num_insns): Declaration changed.
20457 * cfgloop.h (tree_num_loop_insns): Declaration changed.
20458 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
20459 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
20461 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
20463 * tree-data-ref.c (conflict_fn): Assert that the number of affine
20464 relations in the conflict function is valid.
20466 2007-01-27 Ian Lance Taylor <iant@google.com>
20468 * common.opt: Add fstrict-overflow.
20469 * opts.c (decode_options): Set flag_strict_overflow if -O2.
20470 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
20471 (TYPE_OVERFLOW_UNDEFINED): Define.
20472 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
20474 * tree.h (TYPE_TRAP_SIGNED): Don't define.
20475 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
20476 (fold_negate_expr): Likewise.
20477 (make_range): Likewise.
20478 (extract_muldiv_1): Likewise.
20479 (maybe_canonicalize_comparison): Likewise.
20480 (fold_comparison): Likewise.
20481 (fold_binary): Likewise.
20482 (tree_expr_nonnegative_p): Likewise.
20483 (tree_expr_nonzero_p): Likewise.
20484 * tree-vrp.c (compare_values): Likewise.
20485 (extract_range_from_binary_expr): Likewise.
20486 (extract_range_from_unary_expr): Likewise.
20487 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
20489 (nowrap_type_p): Likewise.
20490 * tree-scalar-evolution.c (simple_iv): Likewise.
20491 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
20492 (build_range_check): Likewise.
20493 (extract_muldiv_1): Likewise.
20494 (fold_comparison): Likewise.
20495 * tree-vrp.c (vrp_int_const_binop): Likewise.
20496 (extract_range_from_unary_expr): Likewise.
20497 * convert.c (convert_to_integer): Likewise.
20498 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
20499 (fold_comparison): Likewise.
20500 (fold_binary): Likewise.
20501 * optabs.c (optab_for_tree_code): Likewise.
20502 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
20503 * simplify-rtx.c (simplify_const_relational_operation): Check
20504 flag_strict_overflow and flag_trapv.
20505 (simplify_const_relational_operation): Likewise.
20506 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
20507 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
20510 2007-01-27 Roger Sayle <roger@eyesopen.com>
20512 * tree.c (tree_fold_gcd): Delete.
20513 * tree.h (tree_fold_gcd): Remove prototype.
20514 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
20515 test whether one constant integer is a multiple of another. Instead
20516 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
20517 * fold-const.c (multiple_of_p): We've determined both TOP and
20518 BOTTOM are integer constants so we can call int_const_binop directly
20519 instead of the more generic const_binop.
20521 2007-01-27 Roger Sayle <roger@eyesopen.com>
20523 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
20524 1*X check that the constant hasn't overflowed, to preserve the
20526 (round_up): Provide an efficient implementation when rouding-up an
20527 INTEGER_CST to a power-of-two.
20529 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20531 * doc/sourcebuild.texi: Add comma for clarity.
20532 * doc/extend.texi: Fix some typos.
20533 * doc/passes.texi: Likewise.
20534 * doc/cppinternals.texi: Likewise.
20535 * doc/c-tree.texi: Likewise.
20536 * doc/tree-ssa.texi: Likewise.
20537 * doc/install.texi: Likewise.
20539 2007-01-27 Jan Hubicka <jh@suse.cz>
20541 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
20542 (pass_sra): Do not require alias information.
20543 * passes.c (init_optimization_passes): Add SRA
20545 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
20547 * tracer.c (rest_of_handle_tracer): We already cleaned
20548 up the CFG in tracer() so don't do it here again.
20549 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
20550 cleanup_cfg here, either. And don't call renumber_insns.
20552 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
20553 and BB_HEAD are in the insn stream here. Instead make sure
20554 that BB_INSN is valid on all insns. Also, do check here that
20555 there are no pending branch predictions...
20556 (rtl_verify_flow_info): ...instead of doing it here. Checks
20557 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
20560 2007-01-26 Roger Sayle <roger@eyesopen.com>
20562 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
20563 function to simplify/factorize operand order canonicalization.
20564 (ix86_fixup_binary_operands): Reorganize using the above function.
20565 (ix86_binary_operator_ok): Likewise.
20567 2007-01-27 Jakub Jelinek <jakub@redhat.com>
20569 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
20570 file scope from optimize_attrs.
20571 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
20573 (optimize_attrs): Clear insn_code_values after freeing it.
20575 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20577 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
20578 a parts.base assignment.
20580 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
20582 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
20583 (compute_subscript_distance, initialize_data_dependence_relation,
20584 finalize_ddr_dependent, analyze_ziv_subscript,
20585 analyze_siv_subscript_cst_affine,
20586 compute_overlap_steps_for_affine_univar,
20587 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
20588 analyze_siv_subscript, analyze_miv_subscript,
20589 analyze_overlapping_iterations, subscript_dependence_tester_1,
20590 compute_self_dependence, free_dependence_relation): Work
20591 with affine_fn instead of chrecs.
20592 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
20593 common_affine_function, affine_function_base,
20594 affine_function_constant_p, affine_fn_op, affine_fn_plus,
20595 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
20596 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
20597 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
20598 (all_chrecs_equal_p): Removed.
20599 * tree-data-ref.h (affine_fn, conflict_function): New types.
20600 (struct subscript): Change type of conflicting_iterations_in_a
20601 and conflicting_iterations_in_b.
20603 2007-01-26 Steve Ellcey <sje@cup.hp.com>
20606 * config/pa/pa.h (TARGET_HPUX_11): New.
20607 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
20608 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
20610 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
20611 Richard Guenther <rguenther@suse.de>
20613 * tree-ssa-structalias.c (solve_graph): Handle case
20614 we merged the variable to another.
20616 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20618 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
20621 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
20622 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
20624 2007-01-25 DJ Delorie <dj@redhat.com>
20626 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
20627 allow changes to modes which don't fit in those registers.
20629 * reload1.c (choose_reload_regs): Check for invalid subregs before
20630 computing their locations, not after.
20632 2007-01-25 Geoffrey Keating <geoffk@apple.com>
20635 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
20636 save Altivec registers in an eh_return function.
20637 (compute_vrsave_mask): Likewise.
20638 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
20639 for saving Altivec registers.
20640 (rs6000_emit_prologue): Don't allocate stack twice in
20641 eh_return function. Correct expected value of altivec_save_offset
20642 when using save_world. Describe save of R0 to stack when using
20643 save_world. Describe stack pointer adjustment when using
20644 save_world. Remove duplicated eh_return parameter register saving.
20645 Update sp_offset variable after save_world.
20646 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
20648 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
20649 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
20652 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20654 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
20656 2007-01-25 Steve Ellcey <sje@cup.hp.com>
20659 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
20660 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
20662 2007-01-25 Richard Guenther <rguenther@suse.de>
20664 * doc/invoke.texi (-Wcoverage-mismatch): Document.
20665 * common.opt (-Wcoverage-mismatch): New warning option.
20666 * coverage.c (get_coverage_counts): Ignore coverage mismatch
20667 if -Wcoverage-mismatch is given.
20669 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
20671 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
20672 (ipcp_driver): Change to static definition.
20673 Add dumping of the ifunctions.
20674 (constant_val_insert): Remove unused parameter. Support for SSA.
20675 (ipcp_propagate_const): Support for SSA.
20676 (ipcp_profile_bb_print): Print only analyzed nodes.
20677 (ipcp_replace_map_create): Remove support for Fortran constant
20679 * ipa-prop.c (ipa_method_modify_stmt,
20680 ipa_callsite_compute_param): Support for SSA.
20681 * ipa-prop.h (ipcp_driver): Remove declaration.
20682 (IS_VALID_TREE_MAP_INDEX): Add define.
20684 2007-01-24 Geoffrey Keating <geoffk@apple.com>
20686 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
20688 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20690 PR middle-end/30447
20691 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
20692 constant argument to cabs and do it without checking for
20693 -funsafe-math-optimizations.
20695 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
20697 * c-common.h (RID_FIRST_CXX0X): New.
20698 (RID_LAST_CXX0X): New.
20699 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
20701 * c.opt (Wc++0x-compat): New.
20702 * doc/invoke.texi (-Wc++0x-compat): Document.
20704 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20706 * builtins.c (fold_builtin_carg): New.
20707 (fold_builtin_1): Use it.
20709 2007-01-24 Jan Hubicka <jh@suse.cz>
20711 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
20713 * ipa-inline.c (initial_insns, max_insns): Delete.
20714 (compute_max_insns): New function.
20715 (cgraph_decide_inlining_of_small_function): Use it; take minimal
20716 amount of insns as base for code growth.
20717 (cgraph_decide_inlining): Make initial_insns local; do not compute
20719 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
20720 * doc/invoke.texi (inline-unit-growth): Update docs.
20722 2007-01-24 Jakub Jelinek <jakub@redhat.com>
20724 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
20725 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
20726 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
20727 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
20728 for CPUs that have PTA_CX16 set.
20730 PR middle-end/27416
20731 * gimplify.c (omp_check_private): New function.
20732 (gimplify_scan_omp_clauses): Use it for
20733 firstprivate/lastprivate/reduction.
20735 PR middle-end/30494
20736 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
20737 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
20739 PR middle-end/30421
20740 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
20741 If lower_lastprivate_clauses emits some statements, append them
20742 to dlist rather than body_p and to body_p append an initializer.
20743 (lower_omp_for): Adjust caller.
20745 2007-01-24 Steve Ellcey <sje@cup.hp.com>
20747 * target.h (globalize_decl_name): New.
20748 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20749 * output.h (default_globalize_decl_name): New.
20750 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
20752 (globalize_decl): Ditto.
20753 (default_globalize_decl_name): New.
20754 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
20755 (ia64_handle_version_id_attribute): New.
20756 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
20757 (ia64_asm_output_external): Use globalize_decl_name instead
20758 of globalize_label.
20759 * doc/extend.texi (version_id): New pragma.
20760 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
20762 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20764 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
20765 _uleb128_t and _Unwind_SWord with _sleb128_t.
20766 * unwind-dw2.c (extract_cie_info, execute_stack_op,
20767 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
20769 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
20770 * unwind-pe.h (read_uleb128, read_sleb128,
20771 read_encoded_value_with_base): Likewise.
20772 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
20774 2007-01-24 Richard Guenther <rguenther@suse.de>
20776 * builtins.c (expand_builtin_cexpi): Get the fndecl
20777 for cexp in the correct way.
20779 2007-01-24 Jan Hubicka <jh@suse.cz>
20781 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
20784 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
20786 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
20787 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
20788 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
20789 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
20790 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
20791 __SIZEOF_PTRDIFF_T__.
20792 * doc/cpp.texi: Documentation for the new builtin macros added.
20794 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
20796 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
20797 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
20798 instead of operands[2] to avoid access past the end of array.
20800 2007-01-24 Richard Sandiford <richard@codesourcery.com>
20802 * reload1.c (emit_reload_insns): Pass the reload register
20803 for a non-spill output reload through forget_old_reloads_1.
20805 2007-01-23 Joseph Myers <joseph@codesourcery.com>
20807 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
20808 _SOFT_DOUBLE if doubles use software floating-point.
20809 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
20810 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20811 * config/rs6000/darwin-ldouble.c: Also compile functions for
20812 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
20813 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
20814 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
20815 commented-out long double override.
20816 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
20817 * config/rs6000/eabispe.h: Likewise.
20818 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
20819 long double for non-SPE.
20820 (rs6000_handle_option): Likewise.
20821 (invalid_e500_subreg): Disallow more subregs involding DImode,
20822 DFmode, TImode or TFmode.
20823 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
20825 (legitimate_lo_sum_address_p): Also check for TFmode for E500
20827 (rs6000_legitimize_address): Also handle TFmode for E500 double.
20828 (rs6000_legitimize_reload_address): Also handle TFmode for E500
20830 (rs6000_legitimate_address): Also check for TFmode for E500
20832 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
20833 (spe_build_register_parallel): Handle TFmode and TCmode.
20834 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
20836 (function_arg): Handle TFmode and TCmode for E500 double.
20837 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
20839 (print_operand): Handle TFmode and TImode for %y.
20840 (rs6000_generate_compare): Handle TFmode comparisons for E500
20842 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
20843 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
20844 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
20845 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
20846 TFmode for E500 double.
20847 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
20848 (floatsidf2): Enable for E500 double.
20849 (movtf_softfloat): Use rs6000_nonimmediate_operand.
20850 (extenddftf2): Change to extenddftf2_fprs.
20851 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
20852 depending on TARGET_E500_DOUBLE.
20853 (extendsftf2): Enable for E500 double.
20854 (trunctfdf2): Enable for E500 double.
20855 (trunctfsf2): Change to trunctfsf2_fprs.
20856 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
20857 depending on TARGET_E500_DOUBLE.
20858 (floatsitf2): Enable for E500 double.
20859 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
20860 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
20861 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
20862 (negtf2): Change to negtf2_internal.
20863 (negtf2): New expander.
20864 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
20865 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
20866 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
20867 (movdi_internal32): Use rs6000_nonimmediate_operand.
20868 (unnamed splitter): Likewise.
20869 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
20870 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
20871 (SPE64TF, DITI): New mode macros.
20872 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
20875 (frob_<mode>_di_2): New.
20876 (frob_tf_di_8_2): New.
20877 (frob_di_df): Change to frob_di_<mode>; allow more modes.
20879 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
20881 (frob_ti_<mode>_8_2): New.
20882 (frob_ti_tf_2): New.
20883 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
20884 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
20886 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
20887 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
20888 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
20889 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
20890 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
20891 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
20894 2007-01-23 Ian Lance Taylor <iant@google.com>
20896 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
20898 (OBJS-archive): Reformat, alphabetize.
20899 (OBJS): Change out_object_file to OBJS-md.
20901 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
20903 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
20904 JUMP_P and CALL_P predicates where applicable.
20905 * config/i386/i386.c: Ditto.
20906 * config/i386/i386.md: Ditto.
20907 * config/i386/mmx.md: Ditto.
20908 * config/i386/predicates.md: Ditto.
20910 2007-01-22 Andreas Schwab <schwab@suse.de>
20912 * config/m68k/m68k.h: Fix comment.
20914 2007-01-22 Jan Hubicka <jh@suse.cz>
20916 * passes.c (init_optimization_passes): Do not rerun
20917 pass_early_warn_uninitialized.
20919 2007-01-22 Richard Guenther <rguenther@suse.de>
20921 PR tree-optimization/30038
20922 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
20924 (execute_cse_sincos_1): Likewise.
20925 (execute_cse_sincos): Likewise.
20926 (gate_cse_sincos): Likewise.
20927 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
20928 the cexpi() canonicalization of sincos().
20929 * tree-pass.h (pass_cse_sincos): Declare.
20930 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
20932 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
20934 PR rtl-optimization/29329
20935 * combine.c (replaced_rhs_insn): Rename to i2mod.
20936 (replaced_rhs_value): Rename to i2mod_new_rhs.
20937 (i2mod_old_rhs): New global variable.
20938 (combine_instructions): Adjust for above change. Save a copy of
20939 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
20940 note are substituted in the second instruction.
20941 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
20942 ditch the note if it pertains to the second eliminated register
20943 and this register is mentioned in i2mod_old_rhs.
20946 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
20948 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
20949 the insn to which the note was originally attached.
20951 2007-01-21 Jan Hubicka <jh@suse.cz>
20953 * ipa-inline.c (inlining_mode): Comment, move up.
20954 (cgraph_decide_inlining_incrementally): Do not perform inlining
20955 itself; fix handling of flattening of self recursive functions.
20956 (cgraph_find_cycles): Remove.
20957 (cgraph_flatten_node): Remove.
20958 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
20959 (try_inline): New function.
20960 (cgraph_early_inlining): Update call of
20961 cgraph_decide_inlining_incrementally. Apply inlining here.
20962 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
20964 2007-01-21 Dirk Mueller <dmueller@suse.de>
20967 * tree-vrp.c (check_array_bounds): do not warn
20968 about ADDR_EXPR's of ARRAY_REF's which are immediately
20969 used in binary expressions.
20971 2007-01-21 Ira Rosen <irar@il.ibm.com>
20973 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
20974 read_write_dep and macros for its access.
20975 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
20976 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
20977 argument, call vect_check_interleaving for every independent pair of
20978 data-refs. Mark loads that access the same memory location as a store
20980 (vect_check_dependences): Remove.
20981 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
20982 call, fix the call to vect_analyze_data_ref_dependence.
20983 (vect_analyze_data_ref_access): For statements that access the same
20984 data-ref, check that they are not stores; for loads, check that there
20985 is no store that access the same location.
20987 2007-01-20 Roger Sayle <roger@eyesopen.com>
20988 Joseph Myers <joseph@codesourcery.com>
20990 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
20991 (-fdump-rtl-stack): Likewise.
20992 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
20993 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
20994 (-mpt-fixed): Use @minus{} for minus sign.
20995 (Using Precompiled Headers): Fix under/overfull hbox.
20997 2007-01-20 Jan Hubicka <jh@suse.cz>
20999 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
21000 place within annotation.
21002 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21004 * pa.c (output_move_double): Change array size of xoperands to 4.
21006 2007-01-20 Jan Hubicka <jh@suse.cz>
21008 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
21011 2007-01-19 Ian Lance Taylor <iant@google.com>
21013 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
21014 constant to unsigned HOST_WIDE_INT before negating.
21016 2007-01-19 Ian Lance Taylor <iant@google.com>
21018 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
21020 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
21021 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21022 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
21023 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
21024 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
21025 (realloc_vdef, realloc_vuse): Change second parameter to
21027 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
21028 fields to unsigned.
21029 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
21030 unsigned. Change x and lim locals to unsigned.
21031 (realloc_vdef, realloc_vuse): Change num_elem parameter to
21033 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
21034 (copy_virtual_operands): Change i and n locals to unsigned.
21036 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21038 PR middle-end/29335
21039 * builtins.c (fold_builtin_1): Handle builtin fdim.
21041 2007-01-20 Jan Hubicka <jh@suse.cz>
21043 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
21044 * tree-ssa-structalias.c (compute_points_to_sets): Do call
21045 init_alias_heapvars.
21046 (init_alias_heapvars): Initialize only when not already initialized.
21047 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
21049 2007-01-19 Roger Sayle <roger@eyesopen.com>
21051 * common.opt (fsigned-zeros): New command line option.
21052 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
21053 of flag_unsafe_math_optimizations.
21054 * opts.c (set_fast_math_flags): The -ffast-math command line option
21055 implies -fno-signed-zeros.
21056 (fast_math_flags_set_p): Likewise.
21058 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
21059 the documentation of -ffast-math appropriately. Wrap long lines.
21061 2007-01-19 Steve Ellcey <sje@cup.hp.com>
21063 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
21064 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
21066 2007-01-19 Tomas Bily <tbily@suse.cz>
21068 * cgraphunit.c (cgraph_finalize_function): Updating of pid
21070 (tree_init_ic_make_global_vars): New function
21071 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
21072 (tree_gen_ic_profiler): New function
21073 (tree_gen_ic_func_profiler): New function
21074 (tree_profiling): Added calling of tree_gen_ic_func_profiler
21075 (tree_profile_hooks): Added hook for indirec/virtual calls
21076 * value-prof.c (tree_find_values_to_profile): New case for
21078 (tree_values_to_profile): Call for determining indirect/virtual
21080 (tree_indirect_call_to_profile): New function
21081 (tree_ic_transform): New function
21082 (tree_ic): New function
21083 (find_func_by_pid): New function
21084 (init_pid_map): New function
21085 (tree_value_profile_transformations): Added check for
21086 indirect/virtual call transformation
21087 * value-prof.h (enum hist_type): New counter type for
21088 indirect/virtual calls
21089 (profile_hooks): Added new hook for profiling indirect/virtual
21091 * profile.c (instrument_values): New case for indirect/virtual
21093 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
21094 (GCOV_COUNTER_V_INDIR): New counter type
21095 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
21096 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
21098 * cgraph.c: Definition of cgraph_max_pid
21099 (cgraph_create_node): Default init of pid attribute
21100 * cgraph.h: Declaration of cgraph_max_pid
21101 (struct cgraph_node): Added pid attribute
21102 * libgcov.c (__gcov_indirect_call_profiler): New function
21103 (__gcov_one_value_profiler_body): New function
21104 (__gcov_one_value_profiler): Body was moved to
21105 __gcov_one_value_profiler_body and calls it
21107 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
21109 * doc/gty.texi (Options): Document the mark_hook option to GTY.
21110 * gengtype.c (write_types_data, write_func_for_structure,
21111 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
21112 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
21113 (walk_type, write_func_for_structure): Generate the mark_hook if
21116 2007-01-19 Jan Hubicka <jh@suse.cz>
21118 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
21119 'early' argument take inlining mode argument specifying whether to
21120 inline for size/speeed or all functions; add support for flattening;
21122 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
21124 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21127 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
21128 the name of the declared identifier.
21130 2007-01-19 Dirk Mueller <dmueller@suse.de>
21132 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
21133 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
21134 duplicate evaluation.
21136 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21138 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
21139 Macroize expander using X87MODEF12 mode macro. Extend operand 1
21140 to XFMode, use acosxf2 and truncate result to requested mode.
21141 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21142 (asin<mode>2): Similarly, with asin expanders.
21143 (*fscalexf4_i387): Rename from *fscalexf4.
21144 (expNcorexf3): New expander.
21145 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
21146 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
21147 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
21148 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
21149 patterns for SSE math.
21150 (exp10<mode>2): Similarly, with exp10 expanders.
21151 (exp2<mode>2): Similarly, with exp2 expanders.
21152 (expm1<mode>2): Similarly, with expm1 expanders.
21153 (ldexp<mode>3): Similarly, with ldexp expanders.
21154 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
21155 Use gen_truncxf<mode>2_i387_noop to truncate result.
21157 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21159 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
21160 for ColdFire targets.
21162 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
21163 Richard Sandiford <richard@codesourcery.com>
21165 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
21166 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
21167 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
21168 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
21169 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21170 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
21172 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21174 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
21175 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
21176 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
21177 (*adddi_dilshr32_cf): New pattern.
21178 (adddi3, subdi3): Remove first alternatives.
21180 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21182 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
21183 implemented using move.l, do not use its cc result for floating-point
21186 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21188 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
21189 from accepting 's' constraints if flag_pic.
21191 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21193 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
21194 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
21195 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
21196 condition from TARGET_68881 to TARGET_HARD_FLOAT.
21198 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
21200 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
21201 ColdFire alternatives.
21202 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
21203 * config/m68k/m68k.md (clzsi2): Define for ColdFire
21204 architectures that support ff1 instruction.
21206 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21207 Julian Brown <julian@codesourcery.com>
21209 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
21210 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
21211 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
21214 2007-01-19 Richard Sandiford <richard@codesourcery.com>
21216 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
21218 (output_move_const_into_data_reg, output_move_simode_const): Delete.
21219 * config/m68k/m68k.c (const_method, const_int_cost): Take a
21220 HOST_WIDE_INT instead of an rtx.
21221 (m68k_rtx_costs): Update call accordingly.
21222 (output_move_const_into_data_reg): Likewise. Fix formatting.
21223 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
21225 (output_move_simode_const): Update calls after above changes.
21226 Rework to use automatic variables and predicates like MEM_P.
21227 * config/m68k/m68k.md (pushexthisi_const): Update call to
21230 2007-01-19 Dirk Mueller <dmueller@suse.de>
21232 * tree-ssa-alias.c (perform_var_substitution): Fix typo
21233 in dump_flags test.
21235 2007-01-19 Richard Guenther <rguenther@suse.de>
21237 * builtins.c (expand_builtin_cexpi): Fall back to expanding
21238 via cexp in case sincos is not available.
21240 2007-01-19 Richard Guenther <rguenther@suse.de>
21242 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
21243 * defaults.h (TARGET_HAS_SINCOS): Default to off.
21244 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
21245 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
21246 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
21247 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
21248 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
21249 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
21251 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
21253 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
21255 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
21256 (atan2xf3): Directly generate RTL pattern.
21257 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
21258 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21259 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21260 disable patterns for SSE math.
21261 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
21262 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
21263 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21264 disable patterns for SSE math.
21266 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
21268 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
21270 2007-01-18 Roger Sayle <roger@eyesopen.com>
21272 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
21273 VIEW_CONVERT_EXPR to the same type as it's operand.
21275 2007-01-18 David Edelsohn <edelsohn@gnu.org>
21277 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
21278 configured for long double 128.
21280 2007-01-18 Mike Stump <mrs@apple.com>
21282 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
21285 2007-01-18 Michael Meissner <michael.meissner@amd.com>
21287 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
21290 2007-01-18 Jan Hubicka <jh@suse.cz>
21292 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
21293 greater than NUM_VOP_FREE_BUCKETS.
21295 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
21297 * tree-ssa-structalias.c: Update comments.
21298 (ptabitmap_obstack): Removed.
21299 (pta_obstack): New.
21300 (oldpta_obstack): Ditto.
21301 (stats): Add a few members.
21302 (struct variable_info): Remove node, complex, address_taken, and
21303 indirect_target members. Add oldsolution member.
21304 (new_var_info): Do not initialize removed members.
21305 (constraint_expr_type): Remove INCLUDES.
21306 (constraint_graph): Add size, implicit_preds, rep,
21307 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
21308 (FIRST_REF_NODE): New macro.
21309 (LAST_REF_NODE): Ditto.
21310 (FIRST_ADDR_NODE): Ditto.
21311 (find): New function.
21313 (dump_constraint): Do not handle INCLUDES.
21314 (insert_into_complex): Do not insert duplicate constraints.
21315 (condense_varmap_nodes): Renamed and rewritten into ...
21316 (merge_node_constraints): This. Also fix bug in handling of
21317 offseted copy constraints.
21318 (clear_edges_for_node): No longer need to deal with preds at all,
21319 or removing associated preds/succs.
21320 (merge_graph_nodes): Deal with indirect_cycles.
21321 Don't deal with predecessors.
21322 (add_implicit_graph_edge): New function.
21323 (add_pred_graph_edge): Ditto.
21324 (add_graph_edge): Don't deal with predecessors.
21325 (build_constraint_graph): Removed.
21326 (build_pred_graph): New function.
21327 (build_succ_graph): Ditto.
21328 (struct scc_info): Removed in_component. Added roots, dfs, and
21329 node_mapping. Remove visited_index, unification_queue.
21330 (scc_visit): Deal with union-find we do now.
21331 Deal with cycles with REF nodes.
21332 (collapse_nodes): Renamed and rewritten to ...
21333 (unify_nodes): This.
21334 (process_unification_queue): Removed.
21335 (topo_visit): Cleanup
21336 (do_da_constraint): Use find.
21337 (do_sd_constraint): Ditto.
21338 (do_ds_constraint): Ditto.
21339 (do_complex_constraint): Ditto.
21340 (init_scc_info): Update for removed and added members.
21341 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
21342 (find_indirect_cycles): This.
21343 (equivalence_class): New variable.
21344 (label_visit): New function.
21345 (perform_variable_substitution): Rewritten.
21346 (free_var_substitution_info): New function.
21347 (find_equivalent_node): Ditto.
21348 (move_complex_constraints): Ditto.
21349 (eliminate_indirect_cycles): Ditto.
21350 (solve_graph): Only propagate changed bits.
21351 Use indirect cycle elimination.
21353 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
21354 (tree_id_eq): Renamed to ...
21355 (tree_vi_eq): This. Update for member change
21356 (insert_id_for_tree): Renamed and rewritten to ...
21357 (insert_vi_for_tree): This.
21358 (lookup_id_for_tree): Renamed and rewritten to ...
21359 (lookup_vi_for_tree): This.
21360 (get_id_for_tree): Renamed and rewritten to ...
21361 (get_vi_for_tree): Ditto.
21362 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
21363 (process_constraint): Don't handle INCLUDES.
21364 Remove special ADDRESSOF case.
21365 (find_func_aliases): Rewrite to use vi functions instead of id
21367 (create_function_info_for): Ditto.
21368 (create_variable_info_for): Ditto.
21369 (intra_create_variable_infos): Ditto.
21370 (merge_smts_into): Ditto.
21371 (find_what_p_points_to): Ditto.
21372 (init_base_vars): Ditto.
21373 (init_alias_vars): Ditto.
21374 (remove_preds_and_fake_succs): New function.
21375 (dump_sa_points_to_info): Dump new stats.
21376 (dump_solution_for_var): Use find.
21377 (set_used_smts): Fix formatting.
21378 (compute_points_to_sets): Updated for new functions.
21379 (ipa_pta_execute): Ditto.
21381 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21382 Richard Sandiford <richard@codesourcery.com>
21384 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
21386 * calls.c (expand_call): If the return value is a PARALLEL,
21387 extract its first member.
21388 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
21389 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21390 use FUNCTION_EXTRA_EPILOGUE.
21391 (m68k_function_value): Return a PARALLEL if the return value
21392 is of a pointer type.
21393 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
21394 (FUNCTION_EXTRA_EPILOGUE): Remove.
21395 * config/m68k/m68k.md (D0_REG): New constant.
21397 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21399 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
21400 output a NOP for empty epilogues.
21402 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21404 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
21405 before function. Extend register save check to include all
21406 registers, not just integer ones.
21408 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21410 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
21411 (m68k_use_return_insn): ...this.
21412 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
21413 * config/m68k/m68k.c (use_return_insn): Rename to...
21414 (m68k_use_return_insn): ...this.
21415 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
21416 of USE_RETURN_INSN.
21418 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21420 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
21421 nearest even, fix denormal rounding overflow.
21423 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21425 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
21426 f%$smove and f%$move.
21427 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
21428 (extendsfdf2_cf): Use fdmove instead of f%&move.
21429 (truncdfsf2_cf): Use fsmove instead of f%$smove.
21430 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
21432 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21434 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
21437 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21439 * real.h (real_format): Add a canonical_nan_lsbs_set field.
21440 (coldfire_single_format): Declare.
21441 (coldfire_double_format): Likewise.
21442 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
21443 of qnan_msb_set to determine the lower bits of a canonical
21445 (encode_ieee_double): Likewise.
21446 (encode_ieee_quad): Likewise.
21447 (ieee_single_format): Initialize canonical_nan_lsbs_set.
21448 (mips_single_format): Likewise.
21449 (ieee_double_format): Likewise.
21450 (mips_double_format): Likewise.
21451 (ieee_extended_motorola_format): Likewise.
21452 (ieee_extended_intel_96_format): Likewise.
21453 (ieee_extended_intel_128_format): Likewise.
21454 (ieee_extended_intel_96_round_53_format): Likewise.
21455 (ibm_extended_format): Likewise.
21456 (mips_extended_format): Likewise.
21457 (ieee_quad_format): Likewise.
21458 (mips_quad_format): Likewise.
21459 (vax_f_format): Likewise.
21460 (vax_d_format): Likewise.
21461 (vax_g_format): Likewise.
21462 (i370_single_format): Likewise.
21463 (i370_double_format): Likewise.
21464 (decimal_single_format): Likewise.
21465 (decimal_double_format): Likewise.
21466 (decimal_quad_format): Likewise.
21467 (c4x_single_format): Likewise.
21468 (c4x_extended_format): Likewise.
21469 (real_internal_format): Likewise.
21470 (coldfire_single_format): New real_format.
21471 (coldfire_double_format): Likewise.
21472 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
21473 canonical_nan_lsbs_set.
21474 (pdp11_d_format): Likewise.
21475 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
21476 if TARGET_COLDFIRE_CPU.
21478 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21480 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
21481 (output_call, m68k_legitimize_call_address): Declare.
21482 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
21483 parenthesees. Add support for a 'W' constraint.
21484 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
21485 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
21486 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
21487 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
21489 (override_options): Initialize them. Do not set flag_no_function_cse
21490 for TARGET_ID_SHARED_LIBRARY.
21491 (m68k_output_pic_call): Delete.
21492 (m68k_legitimize_call_address): New function.
21493 (print_operand): Remove the %o prefix. Handle the %p prefix.
21494 (output_call): New function.
21495 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
21496 target address from the GOT if symbolic jumps are not allowed.
21497 * config/m68k/m68k.md (call, general_operand): Do not set
21498 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
21499 Merge separate flag_pic and !flag_pic define_insns into...
21500 (*call, *call_value): ...these new patterns. Match the address
21501 rather than the containing MEM and require it to be a call_operand.
21502 Use output_call to generate the asm template.
21503 * config/m68k/predicates.md (const_call_operand): New predicate.
21504 (call_operand): Likewise.
21506 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21508 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
21509 (STACK_GROWS_DOWNWARD): Define to 1.
21510 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
21511 comments, emphasizing that these values are only defaults.
21512 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
21513 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
21515 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21517 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
21519 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
21520 Richard Sandiford <richard@codesourcery.com>
21522 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
21523 (FP_REGNO_P): New macros.
21524 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
21525 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
21526 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
21527 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
21529 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21531 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21532 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
21534 * config/m68k/t-floatlib: New file, extracting common code from...
21535 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
21536 * config/m68k/t-uclinux: Here.
21537 * config/m68k/fpgnulib.c: Do not compile extendeed precision
21538 routines on ColdFire targets.
21540 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
21542 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
21543 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
21544 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
21545 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
21546 explicitly set MOTOROLA to 1.
21547 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
21549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21550 Nathan Sidwell <nathan@codesourcery.com>
21552 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
21553 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
21554 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
21555 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
21556 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
21557 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
21558 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
21559 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
21560 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
21561 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21562 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
21563 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
21564 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
21565 (DBX_REGISTER_NUMBER): Delete.
21566 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
21567 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
21568 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
21570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21572 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
21573 * config/flat.h: New file.
21574 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
21575 OBJECT_FORMAT_FLAT.
21576 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
21577 indirect references for -msep-data or -mid-shared-library.
21578 Do not use PC-relative code addresses either.
21579 * config/m68k/m68k.c (override_options): Restrict -fPIC error
21581 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
21582 for shared libraries and crt1.o for executables. Use crti.o and
21584 (ENDFILE_SPEC): Use crtend.o and crtn.o.
21585 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
21586 Do not add -elf2flt or -shared-lib-id options here.
21587 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
21588 Pass -shared-lib-id if -mid-shared-library, taking the library
21589 identifier from -mshared-library-id if given, otherwise
21591 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
21592 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
21593 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
21594 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
21595 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
21596 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
21598 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
21599 jump sequence for ISA A and ISA A+.
21600 (PICJUMP): Likewise.
21602 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21604 * config.gcc (m68k-*-uclinux*): Base the port on the common
21605 and m68k GNU/Linux files rather than on the generic ELF ones.
21606 * config/m68k/uclinux.h (TARGET_VERSION): Override.
21607 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
21609 2007-01-18 Julian Brown <julian@codesourcery.com>
21610 Richard Sandiford <richard@codesourcery.com>
21612 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
21613 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21614 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
21616 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
21617 80 unconditionally.
21618 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
21620 2007-01-18 Richard Sandiford <richard@codesourcery.com>
21622 * doc/install.texi: Document m68k-uclinuxoldabi.
21623 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
21624 * config/m68k/uclinux-oldabi.h: New file, copied from
21625 config/m68k/uclinux.h.
21627 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
21629 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
21630 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
21631 (m32r_compute_frame_size): Use unsigned for regno.
21632 (m32r_reload_lr): Use gen_frame_mem.
21634 (m32r_output_function_epilogue): Don't output the function epilogue
21636 (m32r_expand_epilogue): New.
21637 (direct_return): Return false if the function has the interrupt
21639 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
21640 * config/m32r/m32r.md (epilogue): New expander.
21641 (return_lr, return_rte): New insns.
21642 (return): Make it expander.
21643 (return_normal): New expander.
21645 2007-01-18 Josh Conner <jconner@apple.com>
21648 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
21649 support for UNLE, UNLT, UNGE, and UNGT.
21651 2007-01-18 Jan Hubicka <jh@suse.cz>
21653 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
21654 * tree-tailcall (add_virtual_phis): Likewise.
21655 (optimize_tail_call): Return TODOs.
21656 (execute_tail_calls): Return TODOs.
21657 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
21658 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
21660 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
21661 Cleanup cfg using TODO.
21662 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
21663 * passes.c (execute_function_todo): When cleanup did something, remove
21665 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
21666 (make_edges): Don't cleanup_cfg.
21668 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
21670 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
21671 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
21672 operate on the top of stack.
21673 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
21674 register handling of instructions that output to the second
21676 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
21677 (move_for_stack_reg): Special-case check for dead destination
21678 stack slot for constant load of 1.0 inside UNSPEC_TAN.
21680 * config/i386/i386.md (UNSPEC_TAN): New constant.
21681 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
21682 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
21683 to correctly model move of constant 1.0 to top stack slot.
21684 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
21685 (unnamed peephole2 pattern): Remove corresponding peephole2
21686 pattern that optimizes tan insn and loading of constant 1.0.
21687 (tanxf2): Use fptanxf4_i387.
21688 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
21689 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
21690 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
21691 disable patterns for SSE math.
21692 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
21693 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
21695 2007-01-18 Dirk Mueller <dmueller@suse.de>
21696 Richard Guenther <rguenther@suse.de>
21699 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
21700 * common.opt (Warray-bounds): Add new warning option.
21701 * c-opts.c (c_common_handle_option): Define -Warray-bounds
21703 * Makefile.in: make tree-vrp.o depend on toplev.h
21704 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
21706 (check_array_refs, check_array_bounds, check_array_ref): New.
21708 2007-01-18 Jan Hubicka <jh@suse.cz>
21710 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
21711 (execute_ssa_ccp): Return flags conditionally.
21712 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
21714 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
21716 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
21718 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
21719 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
21721 * Makefile.c (GTFILES): Add cfglayout.h.
21722 * gengtype.c (open_base_files): Likewise.
21723 * cfglayout.c (cfg_layout_function_footer,
21724 cfg_layout_function_header) Reindent to make gengtype happy.
21725 * cfglayout.h (cfg_layout_function_footer,
21726 cfg_layout_function_header): Add GTY(()) marker.
21728 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
21730 2007-01-18 Ben Elliston <bje@au.ibm.com>
21732 * genautomata.c (write_automata): Include xstrerror output in the
21733 error message if writing the DFA description file fails.
21735 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
21737 * config/mips/mips-protos.h (mips_output_external): Make it
21739 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
21740 * config/mips/mips.c (irix_output_external_libcall): Likewise.
21741 (extern_list): Likewise.
21742 (extern_head): Likewise.
21743 (TARGET_ASM_FILE_END): Likewise.
21744 (mips_file_end): Likewise.
21745 (mips_output_external): Rewritten.
21747 2007-01-18 Ben Elliston <bje@au.ibm.com>
21749 * genpreds.c (write_insn_preds_c): Only write out the function
21750 body for regclass_for_constraint if we have register constraints.
21752 2007-01-17 Tom Tromey <tromey@redhat.com>
21754 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
21755 * doc/install.texi (Testing): Use sourceware.org.
21756 (Binaries): Likewise.
21757 (Specific): Likewise.
21758 * doc/contrib.texi (Contributors): Use sourceware.org.
21760 2007-01-17 Anatoly Sokolov <aesok@post.ru>
21762 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
21763 (AVR_ENHANCED): Rename to ...
21764 (AVR_HAVE_MUL): ... new.
21765 (avr_enhanced_p): Rename to ...
21766 (avr_have_mul_p): ... new.
21767 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
21768 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
21769 * config/avr/avr.c (avr_enhanced_p): Rename to ...
21770 (avr_have_mul_p): ... new.
21771 (base_arch_s): Rename 'enhanced' to 'have_mul'.
21772 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
21773 'avr_enhanced_p' and 'enhanced'.
21774 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
21775 AVR_HAVE_MUL instead of AVR_ENHANCED.
21776 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21777 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
21778 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
21779 instead of AVR_ENHANCED.
21780 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
21781 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
21782 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
21784 2007-01-17 Ian Lance Taylor <iant@google.com>
21786 * vec.h (VEC_reserve_exact): Define.
21787 (vec_gc_p_reserve_exact): Declare.
21788 (vec_gc_o_reserve_exact): Declare.
21789 (vec_heap_p_reserve_exact): Declare.
21790 (vec_heap_o_reserve_exact): Declare.
21791 (VEC_OP (T,A,reserve_exact)): New static inline function, three
21793 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
21794 negative parameter.
21795 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
21796 (VEC_OP (T,A,copy)) [all versions]: Likewise.
21797 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
21798 * vec.c (calculate_allocation): Add exact parameter. Change all
21800 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
21801 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
21802 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
21803 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
21804 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
21805 (vec_heap_p_reserve_exact): New function.
21806 (vec_heap_o_reserve_exact): New function.
21808 2007-01-17 Jan Hubicka <jh@suse.cz>
21810 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
21812 2007-01-17 Eric Christopher <echristo@apple.com>
21814 * config.gcc: Support core2 processor.
21816 2007-01-16 Jan Hubicka <jh@suse.cz>
21818 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
21819 the names, just unlink the chain so we don't crash on dangling
21823 2007-01-16 Jan Hubicka <jh@suse.cz>
21825 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
21826 * tree-pass.h: Reorder to make IPA passes appear toegher.
21827 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
21829 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
21830 parameters, do not call early inliner.
21831 * ipa-inline.c: Update comments. Include tree-flow.h
21832 (cgraph_decide_inlining): Do not compute inlining parameters.
21833 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
21834 be called with function context set up.
21835 (pass_ipa_inline): Remove unreachable functions before pass.
21836 (cgraph_early_inlining): Simplify assuming to be called from the
21838 (pass_early_inline): New pass.
21839 (cgraph_gate_ipa_early_inlining): New gate.
21840 (pass_ipa_early_inline): Turn into simple wrapper.
21841 (compute_inline_parameters): New function.
21842 (gate_inline_passes): New gate.
21843 (pass_inline_parameters): New pass.
21844 (apply_inline): Move here from tree-optimize.c
21845 (pass_apply_inline): New pass.
21846 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
21848 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
21849 doing them by hand.
21850 (tree_function_versioning): Do not allocate dummy struct function.
21851 * tree-inline.h (optimize_inline_calls): Update prototype.
21852 * tree-optimize.c (execute_fixup_cfg): Export.
21853 (pass_fixup_cfg): Remove
21854 (tree_rest_of_compilation): Do not apply inlines.
21855 * tree-flow.h (execute_fixup_cfg): Declare.
21856 * Makefile.in (gt-passes.c): New.
21857 * passes.c: Include gt-passes.h
21858 (init_optimization_passes): New passes.
21859 (nnodes, order): New static vars.
21860 (do_per_function_toporder): New function.
21861 (execute_one_pass): Dump current pass here.
21862 (execute_ipa_pass_list): Don't dump current pass here.
21864 2007-01-16 Janis Johnson <janis187@us.ibm.com>
21866 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
21867 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
21869 2007-01-16 David Edelsohn <edelsohn@gnu.org>
21871 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
21872 (strong_alias): Define.
21873 (__gcc_qmul): Provide non-FMA for soft-float.
21874 (__gcc_qdiv): Same.
21879 (__gcc_qunord): New.
21889 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
21890 soft-float functions.
21891 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
21892 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
21893 about long double soft float.
21895 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
21896 Tehila Meyzels <tehila@il.ibm.com>
21898 * tree-vectorizer.h (is_pattern_stmt_p): New.
21899 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
21900 formatting (tabs instead of spaces). Cleanup and clarify setting
21901 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
21902 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
21903 (vectorizable_type_demotion): Check that types are integral.
21904 (vectorizable_type_promotion): Likewise.
21905 (vectorizable_store): Fix typo. Eliminate new-line at end of
21908 2007-01-16 Jan Hubicka <jh@suse.cz>
21910 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
21913 2007-01-15 Eric Christopher <echristo@apple.com>
21915 * ifcvt.c: Include vec.h, vecprim.h.
21916 (check_cond_move_block): New argument regs.
21917 Reorganize. Add registers used to regs.
21918 (cond_move_process_if_block): Use regs set above as
21921 2007-01-15 Eric Christopher <echristo@apple.com>
21923 * config/darwin.h: Update copyright.
21924 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
21925 (LINK_COMMAND_SPEC): Add -u.
21926 (LINK_SPEC): Fix umbrella for above.
21928 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
21930 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
21933 2007-01-15 Tom Tromey <tromey@redhat.com>
21935 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
21936 * doc/install.texi (Testing): Don't mention jacks.
21937 (Configuration): Document --enable-java-maintainer-mode. Move
21938 --with-java-home to libgcj-specific section. Document
21940 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
21942 2007-01-15 Jan Hubicka <jh@suse.cz>
21944 * tree-ssa-dce.c (DCE_TODOs): New.
21945 (propagate_necessity): Return if something changed.
21946 (eliminate_unnecessary_stmts): Likewise.
21947 (perform_tree_ssa_dce): Return TODO flags when needed.
21948 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
21950 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
21952 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
21953 (fyl2x_extend<mode>xf3_i387): New insn pattern.
21954 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
21955 patterns using X87MODEF12 mode macro. Extend operand 1
21956 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
21957 (log10<mode>2): Ditto.
21958 (log2<mode>2): Ditto.
21959 (log1p<mode>2): Ditto.
21960 (logb<mode>2): Ditto.
21961 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
21962 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
21963 (*fxtractxf3_i387): Rename from *fxtractxf3.
21964 (fxtract_extend<mode>xf3_i387): New insn pattern.
21965 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
21966 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
21967 and gen_fyl2xxf3_i387().
21969 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
21971 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
21972 * cfgloopmanip.c (fix_loop_placement): Made static. Use
21973 get_loop_exit_edges. Changed return type to bool.
21974 * cfgloop.h (fix_loop_placement): Declaration removed.
21976 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
21978 * param.h (MIN_VECT_LOOP_BOUND): New.
21979 * params.def (MIN_VECT_LOOP_BOUND): New.
21980 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
21981 argument - minimum threshold for number of iterations.
21982 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
21983 argument to declaration.
21984 * tree-vect-analyze.c (vect_analyze_operations): Check value of
21985 MIN_VECT_LOOP_BOUND.
21986 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
21987 slpeel_tree_peel_loop_to_edge with additional argument.
21988 (vect_do_peeling_for_alignment): Likewise.
21989 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
21991 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
21994 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
21995 operands of size 1.
21997 2007-01-14 Jan Hubicka <jh@suse.cz>
21999 * tree-dfa.c (remove_referenced_var): New function.
22000 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
22001 prune referenced vars list too.
22002 * tree-flow.h (remove_referenced_var): Declare.
22004 2007-01-14 Jan Hubicka <jh@suse.cz>
22006 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
22008 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
22009 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
22010 * except.h (verify_eh_throw_table_statements): Kill prototype.
22011 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
22012 into call exrepssions.
22013 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
22015 * tree-cfg.c: Include pointer-set.h.
22016 (verify_node_sharing): Work on pointer set.
22017 (verify_eh_throw_stmt_node): New.
22018 (verify_stmts): Use pointers sets, verify throw_stmt.
22020 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
22022 * ipa-reference.c (analyze_function): Consider also addresses taken
22025 2007-01-12 Roger Sayle <roger@eyesopen.com>
22027 * c-typeck.c (null_pointer_constant_p): Replace use of
22028 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22029 (build_c_cast): Likewise.
22031 2007-01-12 Roger Sayle <roger@eyesopen.com>
22033 * tree.h (force_fit_type_double): Remove unused final argument.
22034 * c-common.c (constant_expression_warning): Replace use of
22035 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22036 (convert_and_check): Likewise.
22037 (shorten_compare): Update call to force_fit_type_double.
22038 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
22039 * convert.c (convert_to_pointer): Update call to
22040 force_fit_type_double.
22041 * fold-const.c (force_fit_type_double): Remove overflowed_const
22043 (int_const_binop, fold_convert_const_int_from_int,
22044 fold_convert_const_int_from_real, fold_div_compare,
22045 fold_sign_changed_comparison, fold_unary, fold_negate_const,
22046 fold_abs_const, fold_not_const): Remove the final argument from
22047 calls to force_fit_type_double.
22049 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
22051 * configure.ac: Set insn to "nop" for spu-*-* also.
22052 * configure: Regenerate.
22054 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
22056 * builtins.def : Add BUILT_IN_FREE.
22058 2007-01-12 Jan Hubicka <jh@suse.cz>
22060 PR tree-optimization/30443
22061 * tree-inline.c (tree_function_versioning): Do not optimize when
22062 cloning for inlining.
22064 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
22066 * doc/loop.texi: Document recording of loop exits.
22067 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
22068 (update_single_exits_after_duplication,
22069 update_single_exit_for_duplicated_loop,
22070 update_single_exit_for_duplicated_loops): Removed.
22071 (duplicate_loop_to_header_edge): Do not call
22072 update_single_exits_after_duplication and
22073 update_single_exit_for_duplicated_loops.
22074 (loop_version): Do not update single_exit information.
22075 (fix_loop_structure): Use record_loop_exits instead of
22076 mark_single_exit_loops.
22077 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
22078 the lists of loop exits.
22079 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
22080 split_edge, merge_blocks): Update the lists of loop exits.
22081 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
22082 loop_optimizer_init.
22083 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
22084 of mark_single_exit_loops.
22085 (loop_optimizer_finalize): Call release_recorded_exits.
22086 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
22087 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
22088 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
22089 update single exit information.
22090 * lambda-code.c (perfect_nestify): Ditto.
22091 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
22092 (mark_single_exit_loops): Removed.
22093 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
22094 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
22095 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
22097 (get_loop_exit_edges, single_exit): Use recorded exit lists.
22098 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
22099 (verify_loop_structure): Verify consistency of the exit lists.
22100 (flow_loops_find): Use alloc_loop. Initialize exits hash.
22101 (set_single_exit): Removed.
22102 * cfgloop.h (struct loop_exit): New function.
22103 (struct loop): single_exit_ field replaced by exits field.
22104 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
22105 LOOPS_HAVE_RECORDED_EXITS.
22106 (struct loops): Added exits hash.
22107 (mark_single_exit_loops, set_single_exit): Declaration removed.
22108 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
22110 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22112 * doc/invoke.texi: Avoid use of @headitem.
22114 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22116 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
22118 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22120 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
22123 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22124 Richard Sandiford <richard@codesourcery.com>
22126 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
22127 * config/m68k/m68k.opt: Resort options.
22128 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
22130 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22131 Richard Sandiford <richard@codesourcery.com>
22133 * doc/invoke.texi: Document the macros that are defined by
22134 m68k's -mtune and -mhard-float options.
22135 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
22136 (m68k_cpp_cpu_family): Likewise.
22137 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
22138 of __ucfv*__ macros. Define __mcffpu__ if generating code for
22139 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
22140 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
22141 (m68k_cpp_cpu_family): Likewise.
22143 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22145 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
22146 macros besides mc68000 as tuning macros. Use a switch statement
22147 to set them and mcpu32.
22149 2007-01-12 Julian Brown <julian@codesourcery.com>
22151 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
22152 (TARGET_68040_ONLY): Rename to...
22153 (TARGET_68040): ...this.
22154 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
22155 * config/m68k/m68k.md: Likewise.
22157 2007-01-12 Julian Brown <julian@codesourcery.com>
22158 Nathan Sidwell <nathan@codesourcery.com>
22159 Richard Sandiford <richard@codesourcery.com>
22161 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
22162 the -mcpu= argument associated with the --with-cpu setting.
22163 Define M68K_DEFAULT_TUNE to the default -mtune= option,
22164 if different from the one implied by the -mcpu setting.
22165 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
22166 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
22167 * doc/invoke.texi: Mention ColdFire in the introduction to the
22168 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
22169 -mno-div and -mhard-float options. Make -m68881 a synonym for
22170 -mhard-float. Document the previously-undocumented -m5206e,
22171 -m528x, -m5307 and -m5407 options. Tweak the existing option
22172 documentation for consistency.
22173 * doc/install.texi: Mention new --with-cpu arguments.
22174 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
22175 default CPU if neither -mcpu nor -march are specified.
22176 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
22177 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
22178 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
22179 using m68k_tune to decide between families that implement the
22180 same ISA. Use m68k_tune to set __mcfv4e__.
22181 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
22182 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
22183 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
22184 (FL_ISA_C, FL_ISA_MMU): New macros.
22185 (MASK_COLDFIRE): Delete.
22186 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
22187 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
22188 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
22189 (TARGET_HARD_FLOAT): Do not define here.
22190 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
22191 (TUNE_68000): New macro.
22192 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
22193 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
22194 (TUNE_CFV2): Redefine in terms of m68k_tune.
22195 (uarch_type, target_device, fpu_type): New enums.
22196 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
22197 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
22198 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
22199 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
22200 (FL_FOR_isa_c): New macros.
22201 (m68k_isa): New enum.
22202 (m68k_target_selection): New structure.
22203 (all_devices, all_isas, all_microarchs): New tables.
22204 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
22205 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
22206 (MASK_ALL_CPU_BITS): Delete.
22207 (m68k_find_selection): New function.
22208 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
22209 Map the legacy target options to a combination of the new ones.
22210 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
22211 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
22212 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
22214 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
22215 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
22217 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
22218 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
22219 * config/m68k/m68k-devices.def: New file.
22221 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22222 Nathan Sidwell <nathan@codesourcery.com>
22224 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
22225 (SUBTARGET_EXTRA_SPECS): New macros.
22226 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
22227 use %(asm_cpu_spec) instead.
22228 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
22229 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
22230 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
22231 (EXTRA_SPECS): Rename to...
22232 (SUBTARGET_EXTRA_SPECS): ...this.
22234 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
22235 Richard Sandiford <richard@codesourcery.com>
22236 Julian Brown <julian@codesourcery.com>
22238 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22239 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
22240 to the configuration's default CPU.
22241 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
22242 Remove default masks.
22243 (m680[012]0-*-*): Set the default with_cpu to the first part of
22245 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
22246 (m68k*-*-linux): Extend the --with-cpu handling to...
22247 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
22248 and m68010. Don't set target_cpu_default2.
22249 * doc/install.texi: Document --with-cpu for m68k.
22250 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
22251 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
22252 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
22253 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
22254 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
22255 (ASM_SPEC): Remove use of %(asm_cpu_default).
22256 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
22257 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
22258 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
22259 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
22260 __HAVE_FPU__ if TARGET_HARD_FLOAT.
22261 (TARGET_DEFAULT): Delete.
22262 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
22263 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
22264 (CPP_CPU_SPEC): Delete.
22265 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
22266 the appropriate string.
22267 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
22268 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
22269 (ASM_SPEC): Don't use %(asm_default_spec).
22270 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
22271 TARGET_DEFAULT and add MASK_68881.
22272 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
22274 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22276 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
22277 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
22278 MASK_68010 alongside MASK_68020.
22279 * doc/invoke.texi: Document -m68010.
22280 * config/m68k/m68k.opt (m68010): New.
22281 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
22283 (TUNE_68010): New macro.
22284 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
22285 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
22286 (M68K_CPU_m68332): Add MASK_68010.
22287 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
22288 fallback definition.
22289 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
22291 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
22292 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
22293 to all entries that use MASK_68020.
22294 (output_move_simode_const, output_move_himode, output_move_qimode)
22295 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
22296 instead of TARGET_68020 to select clr behavior. Remove comment
22297 about there being no TARGET_68010.
22298 * config/m68k/m68k.md: Likewise throughout.
22300 2007-01-12 Julian Brown <julian@codesourcery.com>
22302 * config/m68k/m68k.h (TARGET_ISAB): New macro.
22303 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
22304 * config/m68k/m68k.md: Likewise.
22306 2007-01-12 Julian Brown <julian@codesourcery.com>
22308 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
22309 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
22311 2007-01-12 Julian Brown <julian@codesourcery.com>
22313 * config/m68k/m68k.h (TUNE_68040_60): New macro.
22314 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
22315 * config/m68k/m68k.md: Likewise.
22317 2007-01-12 Julian Brown <julian@codesourcery.com>
22318 Richard Sandiford <richard@codesourcery.com>
22320 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
22321 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
22322 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
22324 (TARGET_CPU32): Rename to...
22325 (TUNE_CPU32): ...this.
22326 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
22327 (TUNE_CFV2): New macros.
22328 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
22329 remove conditions that are implied by TARGET_68020.
22330 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
22331 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
22332 (m68k_output_function_epilogue): Likewise.
22333 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
22334 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
22335 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
22336 non-68000 timings. Refactor multiplication and division costs.
22337 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
22338 TUNE_CPU32 instead of TARGET_CPU32.
22339 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
22340 and TUNE_68060 instead of TARGET_68060.
22341 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
22342 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
22344 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
22345 && !TARGET_COLDFIRE" to choose between moveq and clr.
22346 Likewise in the unnamed movsf pattern.
22347 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
22348 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
22351 2007-01-12 Richard Sandiford <richard@codesourcery.com>
22353 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
22354 of tabbing before backslashes.
22356 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22358 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
22359 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
22360 (ASM_OUTPUT_INTERNAL_LABEL): Define.
22362 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22364 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
22365 find_interesting_uses_cond.
22366 (find_interesting_uses_cond): Use extract_cond_operands.
22367 (rewrite_use_compare): Use extract_cond_operands and
22368 force_gimple_operand_bsi. Do not call update_stmt.
22369 (determine_use_iv_cost_condition): Use extract_cond_operands.
22370 Return cheaper of using original bound and changing the exit bound.
22372 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
22374 PR tree-optimization/29516
22375 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
22376 most_expensive_mult_to_index, addr_to_parts,
22377 create_mem_ref, maybe_fold_tmr): Make the type of
22378 fields of TARGET_MEM_REF sizetype.
22379 (move_fixed_address_to_symbol, move_pointer_to_base):
22381 * tree.def (TARGET_MEM_REF): Add comment on types of
22384 2007-01-11 Joseph Myers <joseph@codesourcery.com>
22386 * c-common.c (vector_types_convertible_p): Treat opaque types as
22387 always convertible if they have the same size, but not otherwise.
22389 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
22391 * ifcvt.c (struct noce_if_info): Add comments to the fields.
22392 Remove the b_unconditional field.
22393 (noce_try_sign_mask): Do not look at b_unconditional.
22394 (noce_process_if_block): Do not use merge_if_blocks. Update
22395 the CFG here. Do not set b_unconditional.
22396 (cond_move_process_if_block): Likewise.
22397 (find_cond_trap): Likewise.
22398 (check_cond_move_block): Require simple jump insns at the end
22399 of the basic block.
22401 2007-01-11 Jan Hubicka <jh@suse.cz>
22403 PR tree-optimization/1046
22404 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
22405 when alias info is not ready.
22406 (pass_tail_recursion): Do not require aliasing.
22407 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
22408 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
22409 * tree-ssa-copy.c (pass_copy_prop): Likewise.
22410 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
22411 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
22412 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
22413 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
22415 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
22416 When aliasing is not build, mark statement as volatile.
22418 2007-01-11 Tom Tromey <tromey@redhat.com>
22420 PR preprocessor/15185, PR preprocessor/20989:
22421 * doc/cppopts.texi <-MT>: Update description of algorithm for
22422 computing default target.
22423 <-M, -MD>: Reword "basename" text.
22425 2007-01-11 Roger Sayle <roger@eyesopen.com>
22427 * builtins.c (expand_builtin_pow, expand_builtin_powi,
22428 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
22429 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
22430 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
22431 fold_builtin_bswap, real_constp, fold_builtin_pow,
22432 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
22433 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
22434 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
22435 * convert.c (convert_to_pointer): Likewise.
22436 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
22437 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
22438 const_binop, fold_convert_const_int_from_int,
22439 fold_convert_const_int_from_real,
22440 fold_convert_const_real_from_real, sign_bit_p,
22441 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
22442 fold_sign_changed_comparison, fold_unary, fold_comparison,
22443 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
22444 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
22445 * print-tree.c (print_node_brief, print_node): Likewise.
22446 * stor-layout.c (place_field, layout_type): Likewise.
22447 * tree-chrec.c (keep_cast): Likewise.
22448 * tree.c (build_vector, build_real, build_real_from_int_cst,
22449 build_complex): Likewise.
22451 2007-01-11 Roger Sayle <roger@eyesopen.com>
22453 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
22454 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
22456 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
22458 * configure.ac (strict1_warn): Rename to strict_warn.
22459 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
22460 cc_set_by_configure, quoted_cc_set_by_configure,
22461 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
22462 all_boot_languages, all_stagestuff): Remove.
22463 (target_list): Remove bootstrap targets.
22464 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
22465 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
22466 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
22467 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
22468 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
22469 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
22470 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
22471 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
22472 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
22473 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
22474 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
22475 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
22476 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
22477 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
22478 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
22479 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
22480 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
22481 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
22482 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
22483 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
22484 (mostlyclean): Adjust.
22485 (clean, distclean): Don't mention bootstrap stuff.
22486 * configure: Regenerate.
22487 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
22488 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
22489 treelang/config-lang.in (stagestuff): Remove.
22490 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
22491 stageprofile, stagefeedback, stagestuff): Remove mention.
22493 2007-01-11 Nick Clifton <nickc@redhat.com>
22495 * config/mcore/predicates.md (mcore_general_movesrc_operand):
22497 (mcore_general_movdst_operand): Do not accept CONST_INTs.
22498 (mcore_arith_K_S_operand): Run the test for the S constraint not
22499 the test for the M constraint.
22500 (mcore_addsub_operand): Do not accept integer values that are
22501 larger than 32 bits.
22502 * config/mcore/mcore.md: Remove unused constraints from split.
22503 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
22504 (addsi3): Likewise.
22505 (allocate_stack): Likewise.
22506 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
22507 operands to 32 bits.
22508 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
22510 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
22511 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
22512 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
22513 mcore_output_bclri, mcore_output_andn, output_inline_const,
22514 mcore_output_move, mcore_output_movedouble): Likewise.
22515 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
22516 (output_inline_const): Likewise.
22517 (output_inline_const): Fix format strings used in sprintf
22519 * config/mcore/mcore-protos.h: Update prototypes for changed
22520 functions in mcore.c.
22521 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
22522 HOST_WIDE_INT and not int.
22523 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
22524 CONST_OK_FOR_N): Likewise.
22525 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
22526 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
22529 2007-01-10 Jan Hubicka <jh@suse.cz>
22531 * tree-vrp.c (remove_range_assertions): Release defs.
22532 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
22533 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
22535 2007-01-10 Paul Brook <paul@codesourcery.com>
22537 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
22538 * config/arm/arm.md (mulsi3subsi): New insn.
22540 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
22542 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
22543 (tree_transform_and_unroll_loop): New.
22544 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
22547 2007-01-10 Robert Kennedy <jimbob@google.com>
22549 * fold-const.c (fold_comparison): Fold comparisons like (x *
22550 1000 < 0) to (x < 0).
22552 2007-01-10 Ian Lance Taylor <iant@google.com>
22554 * tree-pretty-print.c (dump_generic_node): Print parentheses when
22555 operands have the same priority.
22557 2007-01-10 Tom Tromey <tromey@redhat.com>
22559 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
22560 (fold_binary): Likewise.
22561 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
22562 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
22563 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
22564 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
22565 * langhooks.h (struct lang_hooks): Removed field
22566 'can_use_bit_fields_p'.
22568 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
22570 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
22572 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
22574 * function.c (get_last_funcdef_no): New function.
22575 * function.h (get_last_funcdef_no): Declare.
22576 * tree-inline.c (initialize_cfun): Add initialization.
22577 (tree_function_versioning): Cleanup.
22579 2007-01-10 Jan Hubicka <jh@suse.cz>
22581 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
22584 2007-01-10 Sa Liu <saliu@de.ibm.com>
22585 Ben Elliston <bje@au.ibm.com>
22587 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
22588 for SAVE_NONLOCAL and Pmode for any other save level.
22589 * spu-protos.h (spu_restore_stack_block): Declare.
22590 * spu.md (save_stack_block): Remove.
22591 (restore_stack_block): Call spu_restore_stack_block.
22592 * spu.c (spu_restore_stack_block): New function.
22593 (spu_expand_epilogue): Remove old comment.
22595 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
22597 PR tree-optimization/30322
22598 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
22599 (cand_value_at): Return the value as aff_tree.
22600 (may_eliminate_iv): Convert the bound from aff_tree to tree.
22601 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
22602 aff_combination_mult): New functions.
22603 (aff_combination_add): Use aff_combination_add_cst.
22604 (aff_combination_convert): Allow conversions to a wider type.
22605 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
22606 * tree-affine.h (aff_combination_mult): Declare.
22608 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
22610 * doc/tm.texi: Update documentation to reflect reality of exec
22611 and start file search behaviours. Update copyright year.
22612 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
22613 header file directories.
22615 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
22617 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
22618 (*cosxf2): Rename to cosxf2_i387.
22619 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
22620 using X87MODEF12 mode macro. Rename patterns to
22621 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
22623 (*cosdf2, *cossf2): Ditto.
22624 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
22625 to match extended input operands.
22626 (sincos<mode>3): New expander.
22627 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
22628 insn patterns and corresponding splitters.
22630 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
22632 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
22633 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
22635 2007-01-09 Nicolas Pitre <nico@cam.org>
22638 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
22640 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22642 * target.h (struct gcc_target): New field library_rtti_comdat.
22643 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
22644 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
22645 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
22646 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
22648 2007-01-08 Geoffrey Keating <geoffk@apple.com>
22650 * doc/invoke.texi (Optimize Options): Correct description of -O0.
22652 2007-01-08 Richard Guenther <rguenther@suse.de>
22654 * tree.h (force_fit_type_double): Export.
22655 (force_fit_type): Remove.
22656 * fold-const.c (force_fit_type_double): New function.
22657 (force_fit_type): Remove.
22658 (int_const_binop): Use it.
22659 (fold_convert_const_int_from_int): Likewise.
22660 (fold_convert_const_int_from_real): Likewise.
22661 (fold_div_compare): Likewise.
22662 (fold_sign_changed_comparison): Likewise.
22663 (fold_unary): Likewise.
22664 (fold_negate_const): Likewise.
22665 (fold_abs_const): Likewise.
22666 (fold_not_const): Likewise.
22667 * c-common.c (shorten_compare): Use force_fit_type_double.
22668 * convert.c (convert_to_pointer): Likewise.
22670 2007-01-08 Richard Guenther <rguenther@suse.de>
22672 * tree.h (build_int_cst_wide_type): Export.
22673 * tree.c (build_int_cst_wide_type): New function.
22674 (build_int_cst_wide): Fix comment.
22675 * builtins.c (fold_builtin_object_size): Use build_int_cst
22676 to build -1 or 0 of the correct type. Use fit_double_type
22677 to check for overflow.
22678 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
22680 (decode_field_reference): Likewise.
22681 (all_ones_mask_p): Likewise.
22682 (native_interpret_int): Use build_int_cst_wide_type.
22683 (fold_binary): Use build_int_cst_type to build an all-ones
22685 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
22687 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
22689 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
22691 2007-01-09 Ben Elliston <bje@au.ibm.com>
22693 * genautomata.c (STATS_OPTION): New option.
22694 (stats_flag): New flag.
22695 (gen_automata_option): Handle it.
22696 (initiate_automaton_gen): Ditto.
22697 (write_automata): Output statistics only if stats_flag is
22698 set. Likewise, output time statistics only if time_flag is set.
22699 * doc/md.texi (Processor pipeline description): Document new flag.
22701 2007-01-08 Richard Guenther <rguenther@suse.de>
22703 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
22704 * tree.c (build_int_cst_type): Likewise.
22705 (size_in_bytes): Don't call force_fit_type on the result.
22706 (int_fits_type_p): Use fit_double_type.
22707 * fold-const.c (fit_double_type): New function.
22708 (force_fit_type): Use it.
22709 * tree.h (fit_double_type): Export.
22711 2007-01-08 Jan Hubicka <jh@suse.cz>
22713 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
22714 * ipa.c (function_and_variable_visibility): Fix return type.
22716 2007-01-08 Richard Guenther <rguenther@suse.de>
22718 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
22719 of offset to build the index.
22720 * tree-pretty-print.c (dump_generic_node): Don't build negated
22721 const just for printing.
22722 * c-pretty-print.c (pp_c_integer_constant): Likewise.
22723 * builtins.c (fold_builtin_int_roundingfn): Check if result
22724 fits the type by using force_fit_type and comparing the result.
22725 * predict.c (predict_loops): Use compare_tree_int for comparison.
22726 * tree.c (build_int_cst): Fall back to integer_type_node for
22728 (build_int_cst_wide): Assert type is non-null.
22730 2007-01-08 Roberto Costa <roberto.costa@st.com>
22732 * tree-vrp.c (extract_range_from_cond_expr): New.
22733 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
22734 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
22736 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
22737 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
22738 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
22739 used as expressions.
22740 * tree-object-size.c (cond_expr_object_size): New.
22741 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
22743 2007-01-08 Jan Hubicka <jh@suse.cz>
22745 * tree-ssa-forwprop.c (forward_propagate_into_cond,
22746 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
22749 2007-01-08 Richard Guenther <rguenther@suse.de>
22751 PR tree-optimization/23603
22752 * tree-vrp.c (set_value_range_to_truthvalue): New function.
22753 (extract_range_from_binary): Fall back to truthvalue instead of
22754 varying for TRUTH_*_EXPR.
22755 (extract_range_from_comparison): Fall back to truthvalue instead of
22757 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
22758 if all visited PHI values were constant.
22760 2007-01-08 Jan Hubicka <jh@suse.cz>
22762 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
22763 (cgraph_analyze_function): break out from ...
22764 (cgraph_finalize_compilation_unit): ... here.
22765 (cgraph_expand_function): Remove forgoten commented out line.
22766 (cgraph_optimize): Analyze functions.
22768 2007-01-08 Jan Hubicka <jh@suse.cz>
22770 * tree-pas.h (TODO_remove_function): New flag.
22771 (TODO_update*): Renumber.
22772 (pass_ipa_increase_alignment,
22773 pass_ipa_function_and_variable_visibility): New passes.
22774 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
22775 (cgraph_function_and_variable_visibility): Move to ipa.c
22776 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
22777 cgraph_increase_alignment.
22778 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
22779 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
22780 calling tree-inline.
22781 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
22782 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
22783 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
22784 (gate_increase_alignment): New function.
22785 (pass_ipa_increase_alignment): New pass.
22786 * ipa.c: Inline tree-pass.h and timevar.h
22787 (function_and_variable_visibility): Move here from cgraphunit.c
22788 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
22789 * passes.c (init_optimization_passes): Add the two new passes.
22790 (execute_todo): Handle cgraph_remove_functions.
22792 2007-01-08 Nick Clifton <nickc@redhat.com>
22794 * config/frv/predicates.md (reg_or_0_operand): Accept
22797 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
22799 * config/bfin/rtems.h, config/bfin/t-rtems: New.
22800 * config.gcc: Add bfin*-rtems*.
22802 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22804 * c.opt: Add -flax-vector-conversions.
22805 * c-typeck.c (convert_for_assignment): Pass flag to
22806 vector_types_convertible_p to allow emission of note.
22807 (digest_init): Likewise.
22808 * c-opts.c: Handle -flax-vector-conversions.
22809 * c-common.c (flag_lax_vector_conversions): New.
22810 (vector_types_convertible_p): Unless -flax-vector conversions
22811 has been passed, disallow conversions between vectors with
22812 differing numbers of subparts and/or element types. If such
22813 a conversion is disallowed, possibly emit a note on the first
22814 occasion only to inform the user of -flax-vector-conversions.
22815 The new last argument specifies this.
22816 * c-common.h (flag_lax_vector_conversions): New.
22817 (vector_types_convertible_p): Add extra argument.
22818 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
22819 char_type_node for V*QI type vectors.
22820 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
22821 Update to satisfy new typechecking rules.
22822 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
22823 C and C++ variants.
22824 * doc/invoke.texi (C Dialect Options): Document
22825 -flax-vector-conversions.
22827 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
22829 PR tree-optimization/29877
22830 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
22831 a register variable on the RHS to not be replaceable.
22833 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
22834 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
22835 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
22836 const_simm15, const_pow2, const_npow2): Added.
22837 * config/score/misc.md (insv, extv, extzv, movmemsi,
22838 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
22839 * config/score/score.c (score_address_cost, score_select_cc_mode):
22841 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
22842 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
22843 Update score_print_operand.
22844 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
22845 Adjust register allocate order and update some macro define.
22846 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
22847 mdx_block_move_straight, mdx_block_move_loop_head,
22848 mdx_block_move_loop_body, mdx_block_move_loop_foot,
22849 mdx_block_move_loop, mdx_block_move): Added.
22850 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
22851 mdp_limm): Updated and fix some bug and typo.
22852 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
22853 (movsf, movdf, doloop_end): Added.
22855 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
22857 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
22858 config/arm/thumb2.md: Fix comment typos.
22859 * doc/extend.texi: Fix a typo.
22861 2007-01-07 Eric Christopher <echristo@apple.com>
22863 * configure.ac: Check for __stack_chk_fail for darwin.
22864 * configure: Regenerate.
22866 2007-01-07 Richard Guenther <rguenther@suse.de>
22868 * tree-vrp.c (extract_range_from_assert): CSE calls to
22869 compare_values where possible.
22870 (extract_range_from_unary_expr): Likewise.
22872 2007-01-07 Anatoly Sokolov <aesok@post.ru>
22874 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
22875 * config/avr/avr.c (call_insn_operand): Delete function.
22876 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
22877 instead of register number. Use predicates.
22878 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
22879 call_insn_operand): Add.
22881 2007-01-06 Jan Hubicka <jh@suse.cz>
22883 * tree-pass.h (pass_build_cgraph_edges): Declare.
22884 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
22885 (visited_nodes): Remove.
22886 (cgraph_create_edges): Move to cgraphbuild.c; rename to
22887 build_cgrpah_edges; make visited_nodes local.
22888 (cgraph_process_new_functions): DO not call initialize_inline_failed.
22889 (record_references_in_initializer): Move to cgraphbuild.c
22890 (initialize_inline_failed, rebuild_cgraph_edges,
22891 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
22892 (verify_cgraph_node): Make visited_nodes local.
22893 (cgraph_analyze_function): Do not call cgraph_create_edges and
22894 initialize_inline_failed.
22895 (cgraph_expand_function): Do not call cgraph_lower_function;
22896 assert that function is already lowered.
22897 * Makefile.in (cgraphbuild.o): New.
22898 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
22899 at the end of lowering passes.
22901 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
22903 * ifcvt.c (cond_move_convert_if_block): New function, code
22904 factored out from...
22905 (cond_move_process_if_block): ...here. Call the new function
22906 on the THEN and ELSE blocks.
22907 (merge_if_block): Do not copy global_live_at_end, merge_blocks
22908 already takes care of this.
22910 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22913 * tree.h (TREE_OVERFLOW_P): New.
22914 * c-typeck.c (parser_build_unary_op): Warn only if result
22915 overflowed and operands did not.
22916 (parser_build_binary_op): Likewise.
22917 (convert_for_assignment): Remove redundant overflow_warning.
22918 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
22920 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22922 * c-typeck.c (store_init_value): Split over two lines to follow
22923 the GNU coding style.
22925 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
22927 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
22928 __GXX_EXPERIMENTAL_CXX0X__.
22929 * doc/cpp.texi: Same.
22931 2007-01-05 Richard Guenther <rguenther@suse.de>
22933 PR middle-end/27826
22934 * tree.c (get_narrower): Do not construct COMPONENT_REFs
22935 with mismatched types. Instead explicitly build a
22936 conversion NOP_EXPR.
22938 2007-01-05 Ian Lance Taylor <iant@google.com>
22940 * c-common.c (decl_with_nonnull_addr_p): New function.
22941 (c_common_truthvalue_conversion): Call it.
22942 * c-typeck.c (build_binary_op): Likewise.
22943 * c-common.h (decl_with_nonnull_addr_p): Declare.
22945 2007-01-05 Jakub Jelinek <jakub@redhat.com>
22948 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
22951 2007-01-05 Joel Brobecker <brobecker@adacore.com>
22953 * doc/install.texi (Final install): Document the fact that
22954 the GNAT runtime should not be stripped.
22956 2007-01-04 Jan Hubicka <jh@suse.cz>
22958 * tree-inline.c (fold_marked_statements): Update operand caches
22959 and EH after folding
22961 2007-01-04 Ian Lance Taylor <iant@google.com>
22963 * c-common.c (check_function_nonnull): Whitespace fix.
22965 2007-01-04 Jan Hubicka <jh@suse.cz>
22967 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
22968 comitted older version of patch.
22969 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
22970 function, celanup cfg and collect garbage.
22972 2007-01-04 Mike Stump <mrs@apple.com>
22974 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
22977 2007-01-04 Eric Christopher <echristo@apple.com>
22979 * libgcc2.c (__bswapsi2): Use SItype.
22980 (__bswapdi2): Use DItype.
22981 * libgcc2.h: Update for above.
22983 2007-01-04 Paul Brook <paul@codesourcery.com>
22985 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
22986 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
22987 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
22988 umulsidi3, umulsidi3adddi, smulsi3_highpart,
22989 umulsi3_highpart): Make conditional on !arm_arch6.
22990 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
22991 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
22992 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
22993 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
22994 umulsi3_highpart_v6): New insns.
22996 2007-01-04 Roger Sayle <roger@eyesopen.com>
22998 * fold-const.c (fold_convert): When casting an expression to void,
22999 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
23000 have a type. Instead of attempting to build a NOP_EXPR, return
23001 these "special" trees directly.
23003 2007-01-04 Joseph Myers <joseph@codesourcery.com>
23005 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
23006 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
23007 rs6000_cost->fp not 0 as adjustment for outer NEG.
23009 2007-01-04 Jan Hubicka <jh@suse.cz>
23011 * cgraph.c (cgraph_release_function_body): New function.
23012 (cgraph_remove_node): Use it.
23013 * cgraph.h (cgraph_release_function_body): Declare.
23014 * cgraphunit.c (cgraph_expand_function): Use it.
23015 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
23016 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
23017 is initialized and while compilation of other function is running.
23018 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
23019 statement CFG annotations from here to ...
23020 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
23022 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
23024 * cfgloop.h (enum li_flags): Make the constants powers of two.
23026 2007-01-04 Jan Hubicka <jh@suse.cz>
23028 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
23030 (fold_marked_statements): New function.
23031 (optimize_inline_calls, tree_function_versioning): Fold new statements.
23032 * tree-inline.h (copy_body_data): Add statements_to_fold.
23034 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
23036 * config.gcc: Mention libgcc/config.host.
23037 * Makefile.in: Update comments mentioning libgcc.
23038 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
23039 (all.cross, start.encap, rest.encap, rest.cross): Update
23040 dependencies for libgcc move.
23041 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
23042 (clean-target, clean-target-libgcc): Delete.
23043 (srcdirify, GCC_EXTRA_PARTS): New macros.
23044 (libgcc-support, libgcc.mvars): New rules.
23045 (distclean): Remove mention of mklibgcc.
23046 (install): Don't reference INSTALL_LIBGCC.
23047 (install-common): Don't reference EXTRA_PARTS.
23048 (install-libgcc, install-multilib): Delete rules.
23049 * mklibgcc.in: Delete file.
23050 * doc/configfiles.texi: Don't mention mklibgcc.
23052 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
23053 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
23054 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
23055 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
23056 (mklibgcc, ldblspecs): Likewise.
23058 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
23059 (posixpre.def): Use $(T).
23060 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
23061 (SHLIB_SRC, SHLIB_INSTALL): Delete.
23062 (SHLIB_LINK): Make dummy.
23063 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
23065 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
23067 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
23068 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
23069 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
23070 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
23072 * configure.ac (all_outputs): Remove mklibgcc.
23073 * configure: Regenerated.
23075 2007-01-03 Josh Conner <jconner@apple.com>
23077 PR middle-end/29683
23078 * calls.c (compute_argument_addresses): Set stack and stack_slot
23079 for partial args, too.
23080 (store_one_arg): Use locate.size.constant for the size when
23081 generating a save_area.
23083 2007-01-03 Robert Kennedy <jimbob@google.com>
23085 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
23086 whose definitions are deleted due to basic block merging.
23088 2007-01-03 Paul Brook <paul@codesourcery.com>
23091 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
23093 (use_return_insn): Return 0 for Thumb interrupt functions.
23094 (print_multi_reg): Add rfe argument for IRQ returns.
23095 (arm_output_epilogue): Pop interrupt return address directly into PC.
23096 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
23098 2007-01-03 Paul Brook <paul@codesourcery.com>
23100 Merge from sourcerygxx-4_1.
23101 * config/arm/thumb2.md: New file.
23102 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
23104 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
23105 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23106 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
23107 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
23109 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
23110 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
23112 * config/arm/ieee754-sf.S: Ditto.
23113 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
23114 (thumb1_base_register_rtx_p): ... to this.
23115 (thumb_index_register_rtx_p): Rename...
23116 (thumb1_index_register_rtx_p): ... to this.
23117 (thumb_output_function_prologue): Rename...
23118 (thumb1_output_function_prologue): ... to this.
23119 (thumb_legitimate_address_p): Rename...
23120 (thumb1_legitimate_address_p): ... to this.
23121 (thumb_rtx_costs): Rename...
23122 (thumb1_rtx_costs): ... to this.
23123 (thumb_compute_save_reg_mask): Rename...
23124 (thumb1_compute_save_reg_mask): ... to this.
23125 (thumb_final_prescan_insn): Rename...
23126 (thumb1_final_prescan_insn): ... to this.
23127 (thumb_expand_epilogue): Rename...
23128 (thumb1_expand_epilogue): ... to this.
23129 (arm_unwind_emit_stm): Rename...
23130 (arm_unwind_emit_sequence): ... to this.
23131 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
23132 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
23133 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
23134 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
23135 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
23136 thumb2_output_casesi): New functions.
23137 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
23138 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
23139 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
23140 THUMB2_WORK_REGS): Define.
23141 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
23142 arm_condexec_mask, arm_condexec_masklen)): New variables.
23143 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
23144 (arm_override_options): Check new CPU capabilities.
23145 Set new architecture flag variables.
23146 (arm_isr_value): Handle v7m interrupt functions.
23147 (user_return_insn): Return 0 for v7m interrupt functions. Handle
23149 (const_ok_for_arm): Handle Thumb-2 constants.
23150 (arm_gen_constant): Ditto. Use movw when available.
23151 (arm_function_ok_for_sibcall): Return false for v7m interrupt
23153 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
23154 (thumb_find_work_register, arm_load_pic_register,
23155 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
23156 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
23157 print_multi_reg, output_mov_long_double_fpa_from_arm,
23158 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
23159 output_mov_double_fpa_from_arm, output_move_double,
23160 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
23161 output_return_instruction, arm_output_function_prologue,
23162 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
23163 arm_output_mi_thunk, thumb_set_return_address): Ditto.
23164 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
23165 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
23166 (arithmetic_instr, shift_op): Use arm_shift_nmem.
23167 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
23169 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
23170 (thumb_expand_prologue): Use thumb_set_frame_pointer.
23171 (arm_file_start): Output directive for unified syntax.
23172 (arm_unwind_emit_set): Handle stack alignment instruction.
23173 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
23174 Add v6t2, v7, v7a, v7r and v7m.
23175 (RETLDM): Add Thumb-2 code.
23176 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
23177 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
23178 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
23179 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
23180 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
23181 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
23182 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
23183 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
23184 ADJUST_INSN_LENGTH): Define.
23185 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
23186 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
23187 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
23188 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
23189 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
23190 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
23191 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
23192 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
23193 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
23194 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
23195 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
23196 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
23197 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
23198 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
23199 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
23200 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
23201 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
23203 * config/arm/arm-tune.md: Regenerate.
23204 * config/arm/arm-protos.h: Update prototypes.
23205 * config/arm/vfp.md: Enable patterns for Thumb-2.
23206 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
23207 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
23208 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
23209 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
23210 * config/arm/libunwind.S: Add Thumb-2 code.
23211 * config/arm/constraints.md: Update include Thumb-2.
23212 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
23213 * config/arm/ieee754-df.S: Ditto.
23214 * config/arm/bpabi.S: Ditto.
23215 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
23216 * config/arm/predicates.md (low_register_operand,
23217 low_reg_or_int_operand, thumb_16bit_operator): New.
23218 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
23219 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
23220 * config/arm/t-arm-elf: Add armv7 multilib.
23221 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
23223 (UNSPEC_STACK_ALIGN, ce_count): New.
23224 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
23225 arm_zero_extendsidi2, arm_zero_extendqidi2): New
23227 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
23228 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
23229 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
23230 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
23231 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
23232 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
23234 * doc/extend.texi: Document ARMv7-M interrupt functions.
23235 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
23237 2007-01-03 Jakub Jelinek <jakub@redhat.com>
23239 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
23240 (struct _Unwind_Context): Rename args_size to flags, remove
23241 signal_frame field, add a new args_size field and version field.
23242 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
23243 _Unwind_IsExtendedContext): New inline functions.
23244 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
23245 Assume by_value array is only present if _Unwind_IsExtendedContext.
23246 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
23247 _Unwind_IsSignalFrame.
23248 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
23249 (uw_update_context_1): Use _Unwind_SetSignalFrame.
23250 (uw_init_context_1): Initialize context->flags to
23251 EXTENDED_CONTEXT_BIT.
23252 * config/rs6000/linux-unwind.h (frob_update_context): Use
23253 _Unwind_SetSignalFrame.
23255 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
23257 PR middle-end/30353
23258 * gimplify.c (gimplify_modify_expr_complex_part): Move below
23259 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
23262 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
23264 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
23265 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
23266 RET, AT_SP): Remove.
23267 * config/i386/i386.md (*sse_prologue_save_insn): Use return
23270 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23271 * cfgbuild.c (find_basic_blocks): Likewise.
23272 * cfgrtl.c (rtl_create_basic_block): Likewise.
23273 * function.c (temp_slots_at_level): Likewise.
23274 * reg-stack.c (stack_regs_mentioned): Likewise.
23275 * regclass.c (allocate_reg_info): Likewise.
23276 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23277 set_bb_for_stmt, move_block_to_fn): Likewise.
23278 * tree-complex.c (tree_lower_complex): Likewise.
23279 * vec.h (VEC_safe_grow_cleared): New.
23281 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
23283 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
23285 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
23286 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
23288 * cfgloopmanip.c (scale_loop_frequencies): Export.
23289 (loopify): Scale the frequencies by prescribed coefficients.
23290 (set_zero_probability): New function.
23291 (duplicate_loop_to_header_edge): Improve updating of frequencies.
23292 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
23293 and frequencies according to arguments.
23294 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
23296 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
23297 * modulo-sched.c (sms_schedule): Set probabilities for entering
23298 versioned loop correctly.
23299 * tree-vect-transform.c (vect_transform_loop): Ditto.
23300 * cfgloop.h (loopify, loop_version): Declaration changed.
23301 (scale_loop_frequencies): Declared.
23303 2007-01-02 Jan Hubicka <jh@suse.cz>
23305 * cgraph.c: Include tree-flow.h
23306 (cgraph_add_new-function): Handle IPA_SSA mode; execute
23307 early_local_passes.
23308 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
23309 * tree-pass.h (pass_all_early_optimizations): Declare.
23310 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
23311 early_local_passes.
23312 (cgraph_analyze_function): Do early_local_passes.
23313 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23314 Do not add referenced vars.
23315 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
23317 (gate_all_early_local_passes): New gate.
23318 (pass_early_local_passes): Use new gate.
23319 (execute_early_local_optimizations): New functions.
23320 (gate_all_early_optimizations): New gate.
23321 (pass_all_early_optimizations): New pass.
23322 (execute_free_datastructures): Free SSA only when initialized.
23323 (gate_init_datastructures): Init only when optimizing.
23324 (tree_lowering_passes): Do early local passes when called late.
23325 * tree-profile.c (do_tree_profiling): Don't profile functions added
23327 (do_early_tree_profiling, pass_early_tree_profile): Kill.
23328 * tree-cfg.c (update_modified_stmts): Do not update when operands are
23330 * passes.c (init_optimizations_passes): Reorder so we go into SSA
23331 during early_local_passes.
23332 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
23335 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23337 * Makefile.in: Update copyright year.
23339 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
23341 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
23342 in $(lang_checks) and check-consistency targets.
23344 2007-01-02 Jan Hubicka <jh@suse.cz>
23346 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
23347 Do not add referenced vars.
23348 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
23350 * passes.c (init_optimization_passes): Put mudflap_2 after
23351 free_datastructures.
23353 2007-01-02 Jan Hubicka <jh@suse.cz>
23355 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
23356 Set NOTHROW flag on call statements proved to be nothrow.
23357 Update statement of local calls so new pure/const functions are
23358 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
23360 (tree_rest_of_compilation): Register hooks and initialize bitmap
23361 early. Do not set after_inlining flag.
23363 2007-01-02 Steve Ellcey <sje@cup.hp.com>
23365 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
23366 HOST_BITS_PER_LONGLONG
23368 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23371 * c-typeck.c (store_init_value): Don't emit pedantic overflow
23372 warning for non-static initializers.
23374 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
23376 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
23377 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
23378 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
23379 Always use set_unique_reg_note to add REG_EQUAL notes.
23381 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23384 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23386 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23387 * cfgbuild.c (find_basic_blocks): Likewise.
23388 * cfgrtl.c (rtl_create_basic_block): Likewise.
23389 * function.c (temp_slots_at_level): Likewise.
23390 * reg-stack.c (stack_regs_mentioned): Likewise.
23391 * regclass.c (allocate_reg_info): Likewise.
23392 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23393 set_bb_for_stmt, move_block_to_fn): Likewise.
23394 * tree-complex.c (tree_lower_complex): Likewise.
23395 * vec.h (VEC_safe_grow_cleared): New.
23397 2007-01-02 Ian Lance Taylor <iant@google.com>
23399 * c-common.c (c_common_truthvalue_conversion): When warning about
23400 using an assignment as a truth value, set TREE_NO_WARNING.
23402 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23405 * c.opt (Wold-style-declaration): New.
23406 * doc/invoke.texi (C-only Warning Options): New.
23407 (Wold-style-declaration): Document it.
23408 (Wextra): Enabled by -Wextra.
23409 * c-opts.c (c_common_post_options): Enabled by -Wextra.
23410 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
23411 -Wold-style-declaration.
23413 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
23415 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
23416 * cfgbuild.c (find_basic_blocks): Likewise.
23417 * cfgrtl.c (rtl_create_basic_block): Likewise.
23418 * function.c (temp_slots_at_level): Likewise.
23419 * reg-stack.c (stack_regs_mentioned): Likewise.
23420 * regclass.c (allocate_reg_info): Likewise.
23421 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
23422 set_bb_for_stmt, move_block_to_fn): Likewise.
23423 * tree-complex.c (tree_lower_complex): Likewise.
23424 * vec.h (VEC_safe_grow_cleared): New.
23426 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
23428 * c-common.c (c_common_nodes_and_builtins): Since variants of
23429 void_type_node get built before it is given a name, we need to
23430 give those variants the name, too.
23431 (complete_array_type): We need to work with the canonical main
23432 type of the array, from which we will build the qualified version.
23433 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
23434 * print-tree.c (print_node): Display canonical type information
23436 * stor-layout.c (layout_type): When we don't know the
23437 alignment of a type for which we're building an array, we end up
23438 guessing wrong, so make the type require structural equality.
23439 * tree.c (make_node_stat): When we build a new type, it is its
23440 own canonical type.
23441 (build_type_attribute_qual_variant): When building an attribute
23442 variant, its canonical type is the non-attribute variant. However,
23443 if the attributes are target-dependent and they differ, we need to
23444 use structural equality checks for this type.
23445 (build_qualified_type): A qualified type is not equivalent to its
23446 unqualified variant; set the canonical type appropriately.
23447 (build_distinct_type_copy): When building a distinct type from
23448 another type, the new type is its own canonical type.
23449 (build_variant_type_copy): When building a new type variant, we
23450 assume that it is equivalent to the original type.
23451 (build_pointer_type_for_mode): When building a pointer type, also
23452 build a canonical type pointer.
23453 (build_reference_type_for_mode): When building a reference type,
23454 also build a canonical type reference.
23455 (build_index_type): When we can't hash an index type (e.g.,
23456 because its maximum value is negative), the index type requires
23457 structural equality tests.
23458 (build_array_type): Build the canonical form of an array type.
23459 (build_function_type): Function types require structural equality,
23460 because they contain default arguments, attributes, etc.
23461 (build_method_type_directly): Ditto for method types.
23462 (build_offset_type): Build the canonical offset type.
23463 (build_complex_type): Build the canonical vector type.
23464 (make_vector_type): Build the canonical vector type.
23465 * tree.h (TYPE_CANONICAL): New.
23466 (TYPE_STRUCTURAL_EQUALITY_P): New.
23467 (SET_TYPE_STRUCTURAL_EQUALITY): New.
23468 (struct tree_type): Added "canonical" field.
23469 * params.h (VERIFY_CANONICAL_TYPES): New.
23470 * doc/c-tree.texi (TYPE_CANONICAL): Document.
23471 (TYPE_STRUCTURAL_EQUALITY_P): Document.
23472 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
23473 * doc/invoke.texi (verify-canonical-types): Document --param
23474 parameter for verifying canonical types.
23476 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23478 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
23479 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
23480 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
23481 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
23483 * config/rs6000/e500.h: New.
23484 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
23485 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
23487 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
23488 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
23489 TARGET_E500_DOUBLE): Remove.
23490 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
23491 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
23492 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
23493 * config/rs6000/rs6000.c (rs6000_override_options): Use
23494 CHECK_E500_OPTIONS.
23496 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23498 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
23499 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
23500 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
23501 rs6000_emit_cmove): Don't check TARGET_E500.
23502 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
23503 sordered): Don't check TARGET_E500.
23505 2007-01-01 Eric Christopher <echristo@apple.com>
23507 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
23508 HARD_REGISTER_NUM_P.
23510 2007-01-01 Roger Sayle <roger@eyesopen.com>
23512 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
23513 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
23514 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
23517 2007-01-01 Mike Stump <mrs@apple.com>
23519 * configure.ac: Remove support for building with Apple's gcc-3.1.
23521 2007-01-02 Joseph Myers <joseph@codesourcery.com>
23523 PR middle-end/30311
23524 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
23525 REG is a hard register. Do not modify REG before calling
23527 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
23528 multiple of the size of YMODE for certain lowpart cases.
23530 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23532 PR middle-end/30253
23533 * gimplify (voidify_wrapper_expr): Update for
23534 GIMPLE_MODIFY_STMT.
23536 2007-01-01 Andreas Schwab <schwab@suse.de>
23539 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
23540 save of BR0 in extra_spill_size instead of spill_size.
23541 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
23543 (ia64_expand_epilogue): Restore BR0 from its new location.
23545 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23547 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
23548 Use a temporary variable if the left hand side is not a gimple
23551 2007-01-01 Andrew Pinski <pinskia@gmail.com>
23553 * gimplify.c (gimplify_return_expr): Make the temporary variable
23554 for the return expression, a gimple register variable.
23556 2007-01-01 Jan Hubicka <jh@suse.cz>
23558 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
23561 2007-01-01 Mike Stump <mrs@apple.com>
23563 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
23565 * config/darwin.c (machopic_select_rtx_section): Use
23566 HAVE_GAS_LITERAL16.
23567 (darwin_mergeable_constant_section): Likewise.
23568 * configure: Regenerate.
23569 * config.in: Regenerate.
23571 2007-01-01 Jan Hubicka <jh@suse.cz>
23572 Andrew Pinski <pinskia@gmail.com>
23574 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
23575 before starting IPA passes.