1 2009-04-27 Richard Guenther <rguenther@suse.de>
3 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
4 (verify_stmts): Dispatch to gimple/type verification code.
5 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
6 issue with call argument types.
8 2009-04-27 Michael Matz <matz@suse.de>
10 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
11 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
14 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
15 Eric Botcazou <ebotcazou@adacore.com>
17 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
18 a label's basic block.
19 (mark_target_live_regs): Tidy and rework obsolete comments.
20 Change back DF problem to LIVE. If a label starts a basic block,
21 assume that all registers that used to be live then still are.
22 (init_resource_info): If a label starts a basic block, set its
23 BLOCK_FOR_INSN accordingly.
24 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
26 2009-04-27 Richard Guenther <rguenther@suse.de>
28 * tree-flow-inline.h (function_ann): Remove.
29 (get_function_ann): Likewise.
30 * tree-dfa.c (create_function_ann): Remove.
31 * tree-flow.h (struct static_var_ann_d): Remove.
32 (struct function_ann_d): Likewise.
33 (union tree_ann_d): Remove fdecl member.
34 (function_ann_t): Remove.
35 (function_ann, get_function_ann, create_function_ann): Remove
38 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
40 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
42 2009-04-27 Jan Hubicka <jh@suse.cz>
44 * ipa-pure-const.c (struct funct_state_d): New fields
45 state_previously_known, looping_previously_known; remove
47 (analyze_function): Use new fields.
48 (propagate): Avoid assumption that state_set_in_source imply
51 * tree-ssa-loop-niter.c (finite_loop_p): New function.
52 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
53 * cfgloop.h (finite_loop_p): Declare.
55 2009-04-26 Michael Matz <matz@suse.de>
57 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
59 2009-04-26 Michael Matz <matz@suse.de>
61 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
62 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
63 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
64 pass_mark_used_blocks): Remove.
65 * tree-optimize.c (pass_free_datastructures,
66 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
67 * passes.c (init_optimization_passes): Don't call
68 pass_mark_used_blocks, remove dead code.
70 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
72 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
73 * tree-ssa-live.h (register_ssa_partition): Likewise.
75 2009-04-26 Michael Matz <matz@suse.de>
78 * builtins.c (fold_builtin_next_arg): Handle SSA names.
79 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
80 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
82 (compare_pairs): Swap cost comparison.
83 (coalesce_ssa_name): Don't use change_partition_var.
84 * tree-nrv.c (struct nrv_data): Add modified member.
85 (finalize_nrv_r): Set it.
86 (tree_nrv): Use it to update statements.
87 (pass_nrv): Require PROP_ssa.
88 * tree-mudflap.c (mf_decl_cache_locals,
89 mf_build_check_statement_for): Use make_rename_temp.
90 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
91 * alias.c (find_base_decl): Handle SSA names.
92 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
93 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
94 * rtl.h (set_reg_attrs_for_parm): Declare.
95 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
96 to "optimized", remove unused locals at finish.
97 (execute_free_datastructures): Make global, call
98 delete_tree_cfg_annotations.
99 (execute_free_cfg_annotations): Don't call
100 delete_tree_cfg_annotations.
102 * ssaexpand.h: New file.
103 * expr.c (toplevel): Include ssaexpand.h.
104 (expand_assignment): Handle SSA names the same as register variables.
105 (expand_expr_real_1): Expand SSA names.
106 * cfgexpand.c (toplevel): Include ssaexpand.h.
107 (SA): New global variable.
108 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
110 (set_rtl): New helper function.
111 (add_stack_var): Deal with SSA names, use set_rtl.
112 (expand_one_stack_var_at): Likewise.
113 (expand_one_stack_var): Deal with SSA names.
114 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
115 before unique numbers.
116 (expand_stack_vars): Use set_rtl.
117 (expand_one_var): Accept SSA names, add asserts for them, feed them
118 to above subroutines.
119 (expand_used_vars): Expand all partitions (without default defs),
120 then only the local decls (ignoring those expanded already).
121 (expand_gimple_cond): Remove edges when jumpif() expands an
123 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
124 or remove abnormal edges. Ignore insns setting the LHS of a TERed
126 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
127 members of SA; deal with PARM_DECL partitions here; expand
128 all PHI nodes, free tree datastructures and SA. Commit instructions
129 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
130 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
131 info and statements at start, collect garbage at finish.
132 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
133 (VAR_ANN_PARTITION) Remove.
134 (change_partition_var): Don't declare.
135 (partition_to_var): Always return SSA names.
136 (var_to_partition): Only accept SSA names.
137 (register_ssa_partition): Only check argument.
138 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
140 (delete_var_map): Don't free it.
141 (var_union): Only accept SSA names, simplify.
142 (partition_view_init): Mark only useful SSA names as used.
143 (partition_view_fini): Only deal with SSA names.
144 (change_partition_var): Remove.
145 (dump_var_map): Use ssa_name instead of partition_to_var member.
146 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
148 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
149 (struct _elim_graph): New member const_dests; nodes member vector of
151 (set_location_for_edge): New static helper.
152 (create_temp): Remove.
153 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
154 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
155 (new_elim_graph): Allocate const_dests member.
156 (clean_elim_graph): Truncate const_dests member.
157 (delete_elim_graph): Free const_dests member.
158 (elim_graph_size): Adapt to new type of nodes member.
159 (elim_graph_add_node): Likewise.
160 (eliminate_name): Likewise.
161 (eliminate_build): Don't take basic block argument, deal only with
162 partition numbers, not variables.
163 (get_temp_reg): New static helper.
164 (elim_create): Use it, deal with RTL temporaries instead of trees.
165 (eliminate_phi): Adjust all calls to new signature.
166 (assign_vars, replace_use_variable, replace_def_variable): Remove.
167 (rewrite_trees): Only do checking.
168 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
169 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
170 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
171 contains_tree_r, MAX_STMTS_IN_LATCH,
172 process_single_block_loop_latch, analyze_edges_for_bb,
173 perform_edge_inserts): Remove.
174 (expand_phi_nodes): New global function.
175 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
176 functions, initialize new parameter, remember partitions having a
178 (finish_out_of_ssa): New global function.
179 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
180 don't reset in_ssa_p here, don't disable TER when mudflap.
181 (pass_del_ssa): Remove.
182 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
184 (execute_free_datastructures): Declare.
185 * Makefile.in (SSAEXPAND_H): New variable.
186 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
187 * basic-block.h (commit_one_edge_insertion): Declare.
188 * passes.c (init_optimization_passes): Move pass_nrv and
189 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
190 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
191 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
192 (redirect_branch_edge): Deal with super block when expanding, split
193 out jump patching itself into ...
194 (patch_jump_insn): ... here, new static helper.
196 2009-04-26 Michael Matz <matz@suse.de>
198 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
199 beyond num_ssa_names.
200 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
201 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
203 2009-04-26 Jakub Jelinek <jakub@redhat.com>
206 * fwprop.c (forward_propagate_asm): New function.
207 (forward_propagate_and_simplify): Propagate also into __asm, if it
208 doesn't increase the number of referenced registers.
211 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
213 2009-04-26 Jakub Jelinek <jakub@redhat.com>
215 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
216 note_nonlocal_vla_type for nonlocal VLAs.
217 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
218 contains_remapped_vars, remap_vla_decls): New functions.
219 (convert_nonlocal_reference_stmt): If not optimizing, call
220 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
221 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
222 if it wasn't found in var_map.
223 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
224 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
225 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
227 * gimplify.c (nonlocal_vlas): New variable.
228 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
230 (gimplify_body): Create and destroy nonlocal_vlas.
232 * dwarf2out.c (loc_descr_plus_const): New function.
233 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
234 mem_loc_descriptor, loc_descriptor_from_tree_1,
235 descr_info_loc, gen_variable_die): Use it.
237 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
238 !TREE_STATIC VAR_DECLs.
239 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
240 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
241 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
242 DECL_BY_REFERENCE is valid.
243 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
244 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
245 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
246 Copy DECL_BY_REFERENCE.
247 (struct nesting_copy_body_data): New type.
248 (nesting_copy_decl): New function.
249 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
250 if they have variable length.
252 2009-04-26 Michael Matz <matz@suse.de>
254 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
255 mark new temporaries for renaming.
257 2009-04-26 Joseph Myers <joseph@codesourcery.com>
260 * c-decl.c (global_bindings_p): Return negative value.
261 (c_variable_size): New. Based on variable_size from
263 (grokdeclarator): Call c_variable_size not variable_size.
265 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
267 * config/i386/i386.c (print_operand) ['z']: Fix typo.
269 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
271 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
272 Redefine it to just use mingw/include.
273 (ASM_SPEC): Rules for -m32 and -m64.
274 (LINK_SPEC): Use Likewise.
275 (SPEC_32): New define.
277 (SUB_LINK_SPEC): Likewise.
278 (MULTILIB_DEFAULTS): New define.
279 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
280 Add multilib options.
281 (MULTILIB_DIRNAMES): Likewise.
282 (MULTILIB_OSDIRNAMES): Likewise.
284 (INSTALL_LIBGCC): Likewise.
286 2009-04-26 Joseph Myers <joseph@codesourcery.com>
289 * c-tree.h (enum c_inline_static_type): New.
290 (record_inline_static): Declare.
291 * c-decl.c (struct c_inline_static, c_inline_statics,
292 record_inline_static, check_inline_statics): New.
293 (pop_file_scope): Call check_inline_statics.
294 (start_decl): Call record_inline_static instead of pedwarning
295 directly for static in inline function.
296 * c-typeck.c (build_external_ref): Call record_inline_static
297 instead of pedwarning directly for static referenced in inline
300 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
302 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
303 not new but only being rescanned.
304 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
305 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
306 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
307 record_set_info, compute_set, grealloc): Remove.
308 (recompute_all_luids): New function.
309 (gcse_main): Don't compute sets, and don't do related memory
310 allocations/free-ing. If something changed before the end of the
311 pass, update LUIDs using recompute_all_luids.
312 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
313 (free_gcse_mem): Don't free it either.
314 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
315 Use the df insn LUIDs.
316 (load_killed_in_block): Likewise.
317 (compute_hash_table_work): Don't compute reg_set_in_block.
318 (compute_transp): Use DF_REG_DEF_CHAINs.
319 (local_cprop_pass): Don't use compute_sets and related functions.
320 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
321 Use get_max_uid() instead of max_cuid.
322 (insert_insn_end_basic_block, pre_insert_copy_insn,
323 update_ld_motion_stores): Don't try to
324 keep reg_set tables up to date.
325 (pre_insert_copies): Use df insn LUIDs.
326 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
327 (reg_set_info): Don't use extra bitmap argument.
328 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
329 information to compute regs_set_in_block.
330 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
331 (bypass_jumps): Don't use compute_sets and friends.
333 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
336 * opts.c (undocumented_msg): Do not leave blank even with
339 2009-04-25 Joseph Myers <joseph@codesourcery.com>
341 * c-decl.c (build_enumerator): Allow values folding to integer
342 constants but not integer constant expressions with a pedwarn if
345 2009-04-25 Joseph Myers <joseph@codesourcery.com>
348 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
349 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
350 type is an integer constant.
352 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/i386.c (print_operand) ['z']: Revert handling of
358 2009-04-25 Joseph Myers <joseph@codesourcery.com>
361 * c-decl.c (grokdeclarator): Diagnose declarations of functions
362 with variably modified return type and no storage class
363 specifiers, except for the case of nested functions. Distinguish
364 extern declarations of functions with variably modified return
365 types from those of objects with variably modified types.
367 2009-04-25 Jan Hubicka <jh@suse.cz>
369 * tree.c (list_equal_p): New function.
370 * tree.h (list_equal_p): Declare.
371 * coretypes.h (edge_def, edge, const_edge, basic_block_def
372 basic_block_def, basic_block, const_basic_block): New.
373 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
374 (redirect_eh_edge): New function.
375 (make_eh_edge_update_phi): EH edges are not abnormal.
376 * except.c: Include tree-flow.h.
377 (list_match): New function.
378 (eh_region_replaceable_by_p): New function.
379 (replace_region): New function.
380 (hash_type_list): New function.
381 (hash_eh_region): New function.
382 (eh_regions_equal_p): New function.
383 (merge_peers): New function.
384 (remove_unreachable_regions): Verify EH tree when checking;
386 (copy_eh_region_1): New function.
387 (copy_eh_region): New function.
388 (push_reachable_handler): New function.
389 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
390 regions without label but with live RESX.
391 * except.h (redirect_eh_edge_to_label): New.
392 * tree-flow.h (redirect_eh_edge): New.
393 * coretypes.h (edge_def, edge, const_edge, basic_block_def
394 basic_block_def, basic_block, const_basic_block): Remove.
395 * Makefile.in (except.o): Add dependency on tree-flow.h
396 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
397 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
400 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
403 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
404 on the destination of memcpy.
406 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
408 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
409 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
410 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
412 2009-04-25 Jan Hubicka <jh@suse.cz>
414 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
415 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
416 to be reached by different label than left.
417 (update_eh_edges): Update comment; remove edge_to_remove if possible
418 and return true if suceeded.
419 (cleanup_empty_eh): Accept sharing map; handle shared regions.
420 (cleanup_eh): Compute sharing map.
421 * except.c (remove_eh_handler_and_replace): Add argument if we should
423 (remove_unreachable_regions): Update for label sharing.
424 (label_to_region_map): Likewise.
425 (get_next_region_sharing_label): New function.
426 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
428 (remove_eh_handler): Update.
429 (remove_eh_region_and_replace_by_outer_of): New function.
430 * except.h (struct eh_region): Add next_region_sharing_label.
431 (remove_eh_region_and_replace_by_outer_of,
432 get_next_region_sharing_label): Declare.
433 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
435 2009-04-25 Jan Hubicka <jh@suse.cz>
437 * tree-cfg.c (split_critical_edges): Split also edges where we can't
438 insert code even if they are not critical.
440 2009-04-25 Jan Hubicka <jh@suse.cz>
442 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
443 (gimple_can_remove_branch_p): EH edges won't remove branch by
445 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
446 updating of non-abnormal EH edges.
447 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
448 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
449 (split_critical_edges): Split also edges where emitting code on them
450 will lead to splitting later.
452 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
453 H.J. Lu <hongjiu.lu@intel.com>
456 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
457 the configured assembler supports fildq and fistpq mnemonics.
458 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
459 * configure: Regenerated.
462 * config/i386/i386.c (print_operand): Handle 'Z'.
463 ['z']: Remove handling of special fild/fist suffixes.
464 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
465 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
467 (*floatsi<mode>2_vector_mixed): Ditto.
468 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
469 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
470 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
471 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
472 * config/i386/gas.h (GAS_MNEMONICS): Remove.
474 2009-04-25 Ben Elliston <bje@au.ibm.com>
476 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
477 the source of a set operation.
479 2009-04-25 Anatoly Sokolov <aesok@post.ru>
481 * target.h (struct gcc_target): Add case_values_threshold field.
482 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
483 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
484 * targhooks.c (default_case_values_threshold): New function.
485 * targhooks.h (default_case_values_threshold): Declare function.
486 * stmt.c (expand_case): Use case_values_threshold target hook.
487 * expr.h (case_values_threshold): Remove declartation.
488 * expr.c (case_values_threshold): Remove function.
489 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
491 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
492 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
493 (avr_case_values_threshold): Declare as static.
494 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
496 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
497 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
498 (mn10300_case_values_threshold): New function.
500 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
502 * ira.c (setup_cover_and_important_classes): Add enum cast.
504 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
506 * genpreds.c (write_enum_constraint_num): Output definition of
507 CONSTRAINT_NUM_DEFINED_P macro.
508 * ira.c (setup_cover_and_important_classes): Use
509 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
511 2009-04-24 DJ Delorie <dj@redhat.com>
513 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
514 __SH2A_SINGLE_ONLY__ also.
516 2009-04-24 Steve Ellcey <sje@cup.hp.com>
518 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
519 (movdf_internal): Ditto.
520 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
521 SFmode and DFmode constants.
522 (ia64_print_operand): Add 'G' format for printing
523 floating point constants.
525 2009-04-24 Richard Guenther <rguenther@suse.de>
527 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
528 from unsigned additions.
530 2009-04-24 Joseph Myers <joseph@codesourcery.com>
532 * c-typeck.c (set_init_index): Allow array designators that are
533 not integer constant expressions with a pedwarn if pedantic.
535 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
537 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
538 zero if no overlap in nonzero bits between the operands.
540 2009-04-24 Ian Lance Taylor <iant@google.com>
542 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
543 (record_dead_and_set_regs): Likewise.
544 * df.h (struct df_mw_hardreg): Change flags field to int.
545 (struct df_base_ref): Likewise.
546 (struct df): Change changeable_flags field to int.
547 * df-scan.c (df_defs_record): Change clobber_flags to int.
548 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
549 constants rather than #define macros.
550 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
551 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
552 (enum dwarf_calling_convention): Likewise.
553 (enum dwarf_line_number_x_ops): Likewise.
554 (enum dwarf_call_frame_info): Likewise.
555 (enum dwarf_source_language): Likewise.
556 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
557 (add_calling_convention_attribute): Likewise.
558 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
559 (combine_comparisons): Change compcode to int. Add cast to enum type.
560 * genrecog.c (maybe_both_true_2): Change c to int.
561 (write_switch): Likewise. Add cast to enum type.
562 * gimplify.c (gimplify_omp_for): Handle return values from
563 gimplify_expr using MIN rather than bitwise or.
564 (gimplify_expr): Add cast to enum type.
565 * ipa-prop.c (update_jump_functions_after_inlining): Change
566 IPA_BOTTOM to IPA_JF_UNKNOWN.
567 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
568 Add casts to enum type.
569 (setup_cover_and_important_classes): Change cl to int. Add casts
571 (setup_class_translate): Change cl and mode to int.
572 (ira_init_once): Change mode to int.
573 (free_register_move_costs): Likewise.
574 (setup_prohibited_mode_move_regs): Add casts to enum type.
575 * langhooks.c (add_builtin_function_common): Rework assertion that
577 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
578 * omega.c (omega_do_elimination): Avoid math on enum types.
579 * optabs.c (expand_vec_shift_expr): Remove casts to int.
580 * opts.c (set_debug_level): Change 2 to enum constant. Use new
581 int local to handle integral_argment value.
582 * regmove.c (try_auto_increment): Change PUT_MODE to
584 * reload.c (push_secondary_reload): Add casts to enum type.
585 (secondary_reload_class, find_valid_class): Likewise.
586 * reload1.c (emit_input_reload_insns): Likewise.
587 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
588 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
589 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
591 * tree.c (build_common_builtin_nodes): Add casts to enum type.
592 * tree-complex.c (complex_lattice_t): Typedef to int rather than
594 (expand_complex_libcall): Add casts to enum type.
595 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
596 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
597 with ERROR_MARK, not NUM_TREE_CODES.
598 (vect_create_epilog_for_reduction): Likewise.
599 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
600 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
601 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
603 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
604 vect_unused_in_loop. Change 0 to loop_vect.
605 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
606 * var-tracking.c (get_init_value): Change return type to enum
608 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
609 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
611 (arm_override_options): Add casts to enum type.
612 (arm_emit_tls_decoration): Likewise.
613 * config/i386/i386.c (ix86_function_specific_restore): Add casts
615 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
616 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
617 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
619 * config/s390/s390.c (code_for_builtin_64): Change to array of
621 (code_for_builtin_31): Likewise.
622 (s390_expand_builtin): Change code_for_builtin to enum insn_code
624 * config/sparc/sparc.c (sparc_override_options): Change value
625 field in struct code_model to enum cmodel. In initializer change
626 0 to NULL and add cast to enum type.
628 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
629 Change all callers. Issue a -Wc++-compat warning using
630 lhs_origtype if necessary.
631 (convert_for_assignment): Issue -Wc++-compat warnings about
632 invalid conversions to enum type on assignment.
633 * c-common.h (build_modify_expr): Update declaration.
635 2009-04-24 Nick Clifton <nickc@redhat.com>
637 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
638 (function_arg_advance): Likewise.
639 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
642 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
644 * config/s390/constraints.md ('I', 'J'): Fix condition.
646 2009-04-24 Diego Novillo <dnovillo@google.com>
648 * gengtype-parse.c (parse_error): Add newline after message.
650 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
652 * config/i386/sse.md (avxmodesuffixs): Removed.
653 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
654 (*avx_pinsr<ssevecsize>): This.
656 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
658 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
659 follow chains of regs with a single definition, and allow expressions
660 that are function_invariant_p.
661 (simple_rhs_p): Allow expressions that are function_invariant_p.
663 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
666 * fold-const.c (fold_cond_expr_with_comparison): When folding
667 > and >= to MAX, make sure the MAX uses the same type as the
668 comparison's operands.
670 2009-04-24 Nick Clifton <nickc@redhat.com>
672 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
673 addressing for DImode accesses.
674 (frv_print_operand_address): Handle PLUS case.
675 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
677 2009-04-24 Jakub Jelinek <jakub@redhat.com>
679 PR rtl-optimization/39794
680 * alias.c (canon_true_dependence): Add x_addr argument.
681 * rtl.h (canon_true_dependence): Adjust prototype.
682 * cse.c (check_dependence): Adjust canon_true_dependence callers.
683 * cselib.c (cselib_invalidate_mem): Likewise.
684 * gcse.c (compute_transp): Likewise.
685 * dse.c (scan_reads_nospill): Likewise.
686 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
687 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
688 canon_base_addr of the group, plus optional offset.
689 (struct group_info): Rename canon_base_mem to
691 (get_group_info): Set canon_base_addr to canon_rtx of base, not
692 canon_rtx of base_mem.
694 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
696 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
697 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
699 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
701 * config/spu/spu-builtins.h: Delete file.
703 * config/spu/spu.h (enum spu_builtin_type): Move here from
705 (struct spu_builtin_description): Likewise. Add GTY marker.
706 Do not use enum spu_function_code or enum insn_code.
707 (spu_builtins): Add extern declaration.
709 * config/spu/spu.c: Do not include "spu-builtins.h".
710 (enum spu_function_code, enum spu_builtin_type_index,
711 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
712 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
713 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
714 unsigned_V2DI_type_node): Move here from spu-builtins.h.
715 (spu_builtin_types): Make static. Add GTY marker.
716 (spu_builtins): Add extern declaration with GTY marker.
719 * config/spu/spu-c.c: Do not include "spu-builtins.h".
720 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
721 Check programmatically whether all parameters are scalar.
723 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
725 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
727 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
728 assignment from the constructor either if the target is volatile.
730 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
732 * config/arm/arm.md (insv): Do not share operands[0].
734 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
736 * config/vxlib-tls.c (active_tls_threads): Delete.
737 (delete_hook_installed): New.
738 (tls_delete_hook): Don't delete the delete hook.
739 (tls_destructor): Delete it here.
740 (__gthread_set_specific): Adjust installing the delete hook.
741 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
742 __gthread_leave_tsd_dtor_context.
744 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
746 * c-format.c (gcc_tdiag_char_table): Add support for %E.
748 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
750 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
752 (alpha_rtx_costs): Ditto.
753 (emit_unlikely_jump): Use add_reg_note.
754 (emit_frame_store_1): Ditto.
755 (alpha_expand_prologue): Ditto.
756 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
757 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
759 2009-04-23 Nick Clifton <nickc@redhat.com>
761 * config/v850/v850.md (epilogue): Remove suppressed code.
762 (return): Rename to return_simple and remove test of frame size.
763 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
764 to gen_return_simple.
766 2009-04-22 Jing Yu <jingyu@google.com>
769 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
771 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
774 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
775 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
776 value is a VECTOR_CST, the element type is the element type of the
779 2009-04-22 DJ Delorie <dj@redhat.com>
781 * config/m32c/m32c.h: Update GTY annotations to new syntax.
783 2009-04-22 Jakub Jelinek <jakub@redhat.com>
785 * alias.c (find_base_term): Move around LO_SUM case, so that
786 CONST falls through into PLUS/MINUS handling.
789 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
790 into 0, use omit_one_operand.
792 2009-04-23 Ben Elliston <bje@au.ibm.com>
794 * config/rs6000/linux-unwind.h (get_regs): Remove type
795 puns. Change the type of `pc' to an array of unsigned ints and
796 update all users. Constify frame24.
798 2009-04-22 DJ Delorie <dj@redhat.com>
800 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
801 declarations before code.
802 (current_function_special_page_vector): Likewise.
803 (m32c_expand_insv): Silence a warning.
805 2009-04-21 Taras Glek <tglek@mozilla.com>
807 * alias.c: Update GTY annotations to new syntax.
808 * basic-block.h: Likewise.
809 * bitmap.h: Likewise.
810 * c-common.h: Likewise.
811 * c-decl.c: Likewise.
812 * c-parser.c: Likewise.
813 * c-pragma.c: Likewise.
814 * c-tree.h: Likewise.
815 * cfgloop.h: Likewise.
816 * cgraph.h: Likewise.
817 * config/alpha/alpha.c: Likewise.
818 * config/arm/arm.h: Likewise.
819 * config/avr/avr.h: Likewise.
820 * config/bfin/bfin.c: Likewise.
821 * config/cris/cris.c: Likewise.
822 * config/darwin.c: Likewise.
823 * config/frv/frv.c: Likewise.
824 * config/i386/i386.c: Likewise.
825 * config/i386/i386.h: Likewise.
826 * config/i386/winnt.c: Likewise.
827 * config/ia64/ia64.h: Likewise.
828 * config/iq2000/iq2000.c: Likewise.
829 * config/mips/mips.c: Likewise.
830 * config/mmix/mmix.h: Likewise.
831 * config/pa/pa.c: Likewise.
832 * config/pa/pa.h: Likewise.
833 * config/rs6000/rs6000.c: Likewise.
834 * config/s390/s390.c: Likewise.
835 * config/sparc/sparc.c: Likewise.
836 * config/xtensa/xtensa.c: Likewise.
837 * cselib.h: Likewise.
838 * dbxout.c: Likewise.
839 * dwarf2out.c: Likewise.
840 * except.c: Likewise.
841 * except.h: Likewise.
842 * fixed-value.h: Likewise.
843 * function.c: Likewise.
844 * function.h: Likewise.
845 * gimple.h: Likewise.
846 * integrate.c: Likewise.
847 * optabs.c: Likewise.
848 * output.h: Likewise.
851 * stringpool.c: Likewise.
852 * tree-data-ref.c: Likewise.
853 * tree-flow.h: Likewise.
854 * tree-scalar-evolution.c: Likewise.
855 * tree-ssa-address.c: Likewise.
856 * tree-ssa-alias.h: Likewise.
857 * tree-ssa-operands.h: Likewise.
860 * varasm.c: Likewise.
861 * varray.h: Likewise.
863 * coretypes.h: Do not define GTY macro if it is already defined.
864 * doc/gty.texi: Update GTY documentation to new syntax.
865 * gengtype-lex.l: Enforce attribute-like syntax for GTY
866 annotations on structs.
867 * gengtype-parse.c: Likewise.
869 2009-04-22 Mark Heffernan <meheff@google.com>
871 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
873 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
875 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
878 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
880 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
881 the same as a PLUS without a shift. Increase the cost of a
884 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
886 * Makefile.in: Update dependencies.
887 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
888 * errors.h: Remove bogus comment about compatibility.
889 (warning): Update declaration.
890 * genautomata.c: Update all calls to warning.
891 * gimple.c: Do not include errors.h. Include toplev.h.
892 * tree-ssa-structalias.c: Do not include errors.h.
894 * tree-ssa-reassoc.c: Likewise.
895 * config/spu/spu-c.c: Likewise.
896 * config/spu/t-spu-elf: Update dependencies.
898 2009-04-22 Richard Guenther <rguenther@suse.de>
900 PR tree-optimization/39824
901 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
902 make sure the types are compatible.
904 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
907 * c-common.c (c_parse_error): Take a token_flags parameter.
908 Use token_type for the token type instead.
909 Pass token_flags to cpp_type2name.
910 * c-common.h (c_parse_error): Update declaration.
911 * c-parser.c (c_parser_error): Pass 0 as token flags.
913 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
915 PR rtl-optimization/39580
916 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
918 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
920 * function.c (expand_function_end): Do not emit a jump to the "naked"
921 return label for fall-through returns.
922 * except.c (sjlj_emit_function_exit): Always place the call to the
923 unregister function at the location installed by expand_function_end.
925 2009-04-22 Richard Guenther <rguenther@suse.de>
927 PR tree-optimization/39845
928 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
929 (gen_inbound_check): Likewise.
931 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
933 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
935 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
936 * config/vxlib.c (__gthread_once): Add race guard for PPC.
938 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
940 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
941 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
942 shift counts to avoid out-of-bounds array accesses.
944 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
946 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
949 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
951 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
952 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
953 GET_CODE macro. Use IN_RANGE macro where appropriate.
954 * config/alpha/alpha.h: Ditto.
955 * config/alpha/alpha.md: Ditto.
956 * config/alpha/constraints.md: Ditto.
957 * config/alpha/predicates.md: Ditto.
959 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
961 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
962 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
963 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
964 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
965 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
966 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
967 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
968 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
969 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
970 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
971 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
972 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
973 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
974 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
975 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
976 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
977 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
978 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
979 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
980 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
981 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
982 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
983 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
984 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
985 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
986 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
987 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
989 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
991 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
992 references from comments.
993 * cfgbuild.c: (count_basic_blocks): Delete.
994 (find_basic_blocks_1): Delete.
995 (find_basic_blocks): Delete.
996 * except.c (finish_eh_generation): Make static. Move comment from
997 except.h here. Remove find_basic_blocks references from comments.
998 * except.h (finish_eh_generation): Delete.
999 * basic-block.h (find_basic_blocks): Delete.
1000 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1002 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1004 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1005 (sdbout_parms): Likewise.
1007 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1009 * config/sh/sh.c (prepare_cbranch_operands): Use
1010 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1011 (expand_cbranchdi4): Likewise.
1012 (from_compare): Add cast to enum type.
1013 (expand_cbranchsi4): Use add_reg_note.
1014 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1015 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1016 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1017 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1018 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1019 instead of CODE_FOR_nothing.
1020 (cbranchdi4): Likewise. Fix the order of arguments for
1022 (push_fpscr): Use add_reg_note.
1023 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1024 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1026 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1028 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1029 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1030 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1031 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1032 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1033 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1034 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1035 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1036 config/alpha/x-vms, config/arc/t-arc,
1037 config/arm/README-interworking, config/arm/arm-c.c,
1038 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1039 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1040 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1041 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1042 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1043 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1044 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1045 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1046 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1047 config/cris/t-elfmulti, config/crx/t-crx,
1048 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1049 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1050 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1051 config/h8300/t-h8300, config/i386/athlon.md,
1052 config/i386/darwin-libgcc.10.4.ver,
1053 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1054 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1055 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1056 config/i386/t-linux64, config/i386/t-nwld,
1057 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1058 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1059 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1060 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1061 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1062 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1063 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1064 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1065 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1066 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1067 config/m68k/t-uclinux, config/mcore/t-mcore,
1068 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1069 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1070 config/mips/crtn.asm, config/mips/irix-crti.asm,
1071 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1072 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1073 config/mips/mips-fixed.md, config/mips/sb1.md,
1074 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1075 config/mips/t-iris6, config/mips/t-isa3264,
1076 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1077 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1078 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1079 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1080 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1081 config/mn10300/t-linux, config/mn10300/t-mn10300,
1082 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1083 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1084 config/picochip/libgccExtras/clzsi2.asm,
1085 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1086 config/rs6000/darwin-libgcc.10.4.ver,
1087 config/rs6000/darwin-libgcc.10.5.ver,
1088 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1089 config/rs6000/t-aix43, config/rs6000/t-aix52,
1090 config/rs6000/t-darwin, config/rs6000/t-fprules,
1091 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1092 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1093 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1094 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1095 config/rs6000/t-rtems, config/rs6000/t-spe,
1096 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1097 config/score/t-score-elf, config/sh/divcost-analysis,
1098 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1099 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1100 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1101 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1102 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1103 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1104 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1105 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1106 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1107 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1108 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1109 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1110 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1111 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1112 * config/h8300/genmova.sh: Include copyright and license notices
1113 in generated output.
1114 * config/h8300/mova.md: Regenerate.
1115 * doc/install.texi2html: Include word "Copyright" in copyright
1116 notice and use name "Free Software Foundation, Inc.".
1117 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1118 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1119 ChangeLog-2007, ChangeLog-2008: Correct dates.
1121 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1123 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1124 NE_EXPR operations as well.
1125 * c-parser.c (c_parser_condition): Do not set location information on
1127 (c_parser_conditional_expression): Likewise.
1128 (c_parser_binary_expression): Set location information on operators.
1129 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1130 TRUTH_NOT_EXPR has been folded.
1131 * fold-const.c (fold_truth_not_expr): Copy location information from
1132 the incoming expression to the outgoing one.
1133 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1134 recursive calls on the LHS of the operator but pass that of the
1135 operator to recursive calls on the RHS of the operator. Set it
1137 (shortcut_cond_expr): Set the locus of the operator on the second
1138 COND_EXPR and that of the expression on the first in degenerate cases.
1139 Pass the locus of the expression to calls to shortcut_cond_r.
1140 Set the locus of the 'then' block on the associated jump, if any.
1141 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1142 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1143 expression to call to gimplify_boolean_expr.
1145 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1147 * config.gcc: Add additional configuration for
1148 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1149 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1150 (CPP_SPEC): Redefine for allowing -municode option.
1151 (STARTFILE_SPEC): Likewise.
1152 * config/i386/t-mingw-w64: New.
1153 * config/i386/mingw-w64.opt: New.
1154 (municode): Add new target option.
1155 * doc/invoke.texi (municode): Add documentation for new option.
1157 2009-04-21 Ian Lance Taylor <iant@google.com>
1159 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1160 Correct test for number of arguments.
1161 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1163 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1165 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1166 argument of emit_library_call.
1168 2009-04-21 Richard Guenther <rguenther@suse.de>
1171 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1172 inside VIEW_CONVERT_EXPRs.
1174 2009-04-21 Martin Jambor <mjambor@suse.cz>
1176 * tree-switch-conversion.c (build_constructors): Split a long line.
1177 (constructor_contains_same_values_p): New function.
1178 (build_one_array): Create assigns of constants if possible, do not
1179 call mark_sym_for_renaming, call update_stmt.
1180 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1181 make_rename_temp. Do not call mark_symbols_for_renaming, call
1183 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1184 find_new_referenced_vars, call update_stmt.
1185 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1186 instead of calling make_rename_temp. Do not call
1187 find_new_referenced_vars or mark_symbols_for_renaming, call
1190 2009-04-21 Richard Guenther <rguenther@suse.de>
1192 PR tree-optimization/39827
1193 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1194 (tree_ssa_phiprop): Pass the correct array size.
1196 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1198 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1200 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1203 * c-typeck.c (lvalue_p): Move declaration ...
1204 * c-common.h (lvalue_p): ... to here.
1205 * c-common.c (candidate_equal_p): New.
1206 (add_tlist): Use it.
1207 (merge_tlist): Use it.
1208 (warn_for_collisions_1): Likewise.
1209 (warning_candidate_p): Accept more candidates.
1210 (verify_tree): A warning candidate can be an expression. Use
1213 2009-04-21 Ben Elliston <bje@au.ibm.com>
1216 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1217 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1218 options. Remove -mcall-solaris documentation.
1220 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1223 * doc/invoke.texi (-Wlong-long): Update description.
1224 * c-lex (interpret_integer): Only warn if there was no previous
1225 overflow and -Wlong-long is enabled.
1226 * c-decl.c (declspecs_add_type): Drop redundant flags.
1227 * c.opt (Wlong-long): Init to -1.
1228 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1229 and front-end warn_long_long. Wlong-long only depends on other
1230 flags if it is uninitialized.
1231 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1232 the same for CPP and FE.
1233 (restore_extension_diagnostics): Likewise.
1235 2009-04-20 Ian Lance Taylor <iant@google.com>
1237 Fix enum conversions which are invalid in C++:
1238 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1239 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1240 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1241 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1242 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1243 (dbxout_parms): Likewise.
1244 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1245 (df_clear_flags): Likewise.
1246 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1247 top_flag parameter to int.
1248 (df_chain_create_bb_process_use): Likewise.
1249 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1251 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1252 (df_ref_create_structure, df_def_record_1): Likewise.
1253 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1254 (df_notes_rescan): Change 0 to VOIDmode in function call.
1255 (df_get_call_refs, df_insn_refs_collect): Likewise.
1256 (df_bb_regs_collect): Likewise.
1257 (df_entry_block_defs_collect): Likewise.
1258 (df_exit_block_uses_collect): Likewise.
1259 * df.h: Update declarations.
1260 * double-int.c (double_int_divmod): Add cast to enum type.
1261 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1262 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1263 (based_loc_descr): Likewise.
1264 (loc_descriptor_from_tree_1): Change first_op and second_op to
1265 enum dwarf_location_atom. Add cast to enum type.
1266 * expmed.c (init_expmed): Change 0 to SET in function call.
1267 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1268 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1269 (do_store_flag): Likewise.
1270 * fixed-value.h (struct fixed_value): Change mode to enum
1272 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1273 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1275 (insert_insn_decl, insert_decl, insert_state): Likewise.
1276 (automata_list_finish): Likewise.
1277 * genrecog.c (process_define_predicate): Add cast to enum type.
1278 * gensupport.c (init_predicate_table): Add cast to enum type.
1279 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1281 (gimple_build_call_1, gimple_build_label): Likewise.
1282 (gimple_build_goto, gimple_build_asm_1): Likewise.
1283 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1284 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1285 (enum fallback): Rename from enum fallback_t.
1286 (fallback_t): Typedef as int.
1287 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1288 GSI_SAME_STMT in function call.
1289 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1291 (setup_reg_class_relations): Likewise.
1292 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1293 (setup_prohibited_class_mode_regs): Add cast to enum type.
1294 (setup_prohibited_mode_move_regs): Likewise.
1295 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1296 (record_address_regs): Change i to enum reg_class.
1297 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1298 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1299 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1300 (GET_MODE_2XWIDER_MODE): Likewise.
1301 (GET_CLASS_NARROWEST_MODE): Likewise.
1302 * omp-low.c (expand_omp_for): Add cast to enum type.
1303 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1304 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1305 * postreload.c (reload_cse_simplify_operands): Change rclass local
1307 * predict.c (combine_predictions_for_insn): Change best_predictor
1308 and predictor to enum br_predictor.
1309 (combine_predictions_for_bb): Likewise.
1310 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1311 use SET_PREDICT_EXPR_OUTCOME.
1312 * real.c (real_arithmetic): Change icode to code in function call.
1313 * reginfo.c (init_move_cost): Add casts to enum type.
1314 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1315 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1317 * reload.c (find_valid_class): Add casts to enum type.
1318 (push_reload): Change 0 to NO_REGS in function call.
1319 (find_reloads): Change this_alternative to array of enum
1320 reg_class. Remove some now-unnecessary casts.
1321 (make_memloc): Change 0 to VOIDmode in function call.
1322 * reload1.c (reload): Change 0 to VOIDmode in function call.
1323 (eliminate_regs_1, elimination_effects): Likewise.
1324 (eliminate_regs_in_insn): Likewise.
1325 (emit_input_reload_insns): Add cast to enum type.
1326 (delete_output_reload): Change 0 to VOIDmode in function call.
1327 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1328 to enum type in function call.
1329 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1330 (SET_PREDICT_EXPR_OUTCOME): Define.
1331 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1332 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1333 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1334 (dump_function): Likewise.
1335 * tree-dump.h: Update declarations.
1336 * tree-pass.h: Update declarations.
1337 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1338 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1340 (arm_rtx_costs_1): Correct parenthesization.
1341 (arm_rtx_costs): Add casts to enum type.
1342 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1343 (vfp_emit_fstmd): Use add_rg_note.
1344 (emit_multi_reg_push, emit_sfm): Likewise.
1345 (thumb_set_frame_pointer): Likewise.
1346 (arm_expand_prologue): Likewise.
1347 (arm_regno_class): Change return type to enum reg_class.
1348 (thumb1_expand_prologue): Use add_reg_note.
1349 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1350 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1352 * config/arm/gentune.sh: Add cast to enum type.
1353 * config/arm/arm-tune.md: Rebuild.
1354 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1355 (ix86_split_fp_branch, predict_jump): Likewise.
1356 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1357 insn_code to enum rtx_code.
1358 (ix86_builtin_vectorized_function): Add cast to enum type.
1359 * config/i386/i386.md (truncdfsf2): Change slot to enum
1361 (truncxf<mode>2, isinf<mode>2): Likewise.
1362 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1364 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1365 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1366 (insert_bundle_state): Change 1 to INSERT in function call.
1367 (ia64_add_bundle_selector_before): Likewise.
1368 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1369 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1370 (restore_stack_nonlocal): Likewise.
1371 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1373 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1375 (mips_rtx_costs): Likewise.
1376 (mips_override_options): Add casts to enum type.
1377 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1379 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1380 (store_reg, set_reg_plus_d): Likewise.
1381 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1382 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1384 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1386 (emit_unlikely_jump): Use add_reg_note.
1387 (rs6000_emit_allocate_stack): Likewise.
1388 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1389 (output_toc): Change 1 to INSERT in function call.
1390 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1391 (rs6000_initialize_trampoline): Likewise.
1392 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1394 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1395 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1396 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1397 (save_gprs): Use add_reg_note.
1398 (s390_emit_prologue): Likewise.
1399 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1400 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1401 (sparc_fold_builtin): Add cast to enum type.
1402 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1404 (spu_expand_prologue): Use add_reg_note.
1405 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1407 2009-04-20 Ian Lance Taylor <iant@google.com>
1409 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1410 (c_parser_postfix_expression_after_primary): Get VEC for list of
1411 arguments. Get original types of arguments. Call
1412 build_function_call_vec.
1413 (cached_expr_list_1, cached_expr_list_2): New static variables.
1414 (c_parser_expr_list): Change return type to VEC *. Add
1415 p_orig_types parameter. Change all callers.
1416 (c_parser_release_expr): New static function.
1417 (c_parser_vec_to_tree_list): New static function.
1418 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1419 call build_function_call_vec.
1420 (build_function_call_vec): New function, based on old
1421 build_function_call.
1422 (convert_arguments): Remove nargs and argarray parameters. Change
1423 values to a VEC. Add origtypes parameter.
1424 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1425 (convert_for_assignment): Add origtype parameter. Change all
1426 callers. If warn_cxx_compat, check for conversion to an enum
1427 type when calling a function.
1428 (store_init_value): Add origtype parameter. Change all callers.
1429 (digest_init): Likewise.
1430 (struct init_node): Add origtype field.
1431 (add_pending_init): Add origtype parameter. Change all callers.
1432 (output_init_element): Likewise.
1433 (output_pending_init_elements): Pass origtype from init_node to
1434 output_init_element.
1435 (process_init_element): Pass origtype from c_expr to
1436 output_init_element.
1437 (c_finish_return): Add origtype parameter. Change all callers.
1438 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1440 (sync_resolve_params): Likewise.
1441 (sync_resolve_return): Change params to first_param. Change caller.
1442 (resolve_overloaded_builtins): Change params to VEC *. Change
1443 callers. Save first parameter around call to build_function_call_vec.
1444 * c-decl.c (finish_decl): Add origtype parameter. Change all
1445 callers. Call build_function_call_vec rather than
1446 build_function_call for cleanup.
1447 * c-tree.h: Update declarations.
1448 * c-common.h: Update declarations.
1449 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1450 params to first_param.
1451 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1452 params parameter from tree to void *.
1453 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1454 Change arglist parameter to have type void *, and to be a pointer
1456 * config/rs6000/rs6000-protos.h
1457 (altivec_resolve_overloaded_builtin): Update declaration.
1458 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1459 fnargs parameter to have type void *, and to be a pointer to a
1460 VEC. Call build_function_call_vec instead of
1461 build_function_call.
1462 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1464 2009-04-20 Joey Ye <joey.ye@intel.com>
1465 Xuepeng Guo <xuepeng.guo@intel.com>
1466 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1470 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1471 (IX86_LEA_PRIORITY): Likewise.
1472 (distance_non_agu_define): New function.
1473 (distance_agu_use): Likewise.
1474 (ix86_lea_for_add_ok): Likewise.
1475 (ix86_dep_by_shift_count): Likewise.
1477 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1478 should split for LEA.
1480 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1482 (ix86_dep_by_shift_count): Likewise.
1484 2009-04-20 Richard Guenther <rguenther@suse.de>
1486 * expr.c (handled_component_p): Move ...
1487 * tree.h (handled_component_p): ... here.
1488 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1489 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1490 and REALPART_EXPR to be in one group.
1492 2009-04-20 Richard Guenther <rguenther@suse.de>
1494 * basic-block.h (get_all_dominated_blocks): Declare.
1495 * dominance.c (get_all_dominated_blocks): New function.
1496 * tree-cfg.c (get_all_dominated_blocks): Remove.
1497 (remove_edge_and_dominated_blocks): Adjust.
1498 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1499 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1500 instead of recursing.
1502 2009-04-20 Doug Kwan <dougkwan@google.com>
1504 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1505 (struct cgraph_node_set_def): New type.
1506 (cgraph_node_set) New type. Also declare vector functions.
1507 (struct cgraph_node_set_element_def): New type.
1508 (cgraph_node_set_element): Ditto.
1509 (cgraph_node_set_iterator): New iterator type.
1510 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1511 cgraph_node_set_remove, dump_cgraph_node_set,
1512 debug_cgraph_node_set): New prototypes.
1513 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1514 cgraph_node_set_size): New inlines.
1515 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1517 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1518 argument to function 'write_summary'.
1519 * ipa.c: Include ggc.h.
1520 (hash_cgraph_node_set_element,
1521 eq_cgraph_node_set_element, cgraph_node_set_new,
1522 cgraph_node_set_add, cgraph_node_set_remove,
1523 cgraph_node_set_find, dump_cgraph_node_set,
1524 debug_cgraph_node_set): New functions.
1525 * Makefile.in (ipa.o): Add dependency on GGC_H.
1527 2009-04-20 Ira Rosen <irar@il.ibm.com>
1529 PR tree-optimization/39675
1530 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1531 check of the return code of vect_schedule_slp. Check that
1532 stmt_vec_info still exists for the statement, before checking its
1535 2009-04-20 Michael Matz <matz@suse.de>
1537 * Makefile.in (generated_files): Take out $(simple_generated_c).
1539 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1541 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1542 (UINTPTR_TYPE): Likewise.
1544 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1547 * c-typeck.c (digest_init): Check for initializing an array with a
1550 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1553 * c-semantics.c (pop_stmt_list): Propagate
1554 STATEMENT_LIST_HAS_LABEL to parent statement list.
1556 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1558 * config/mips/mips.h (mips_tune_attr): New macro.
1559 * config/mips/mips.md (cpu): Use it.
1561 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1564 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1567 2009-04-19 Diego Novillo <dnovillo@google.com>
1569 * toplev.c (compile_file): Move call to coverage_finish ...
1570 * cgraphunit.c (ipa_passes): ... here.
1571 Call cgraph_process_new_functions.
1572 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1573 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1575 2009-04-19 Jan Hubicka <jh@suse.cz>
1577 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1579 (dump_cgraph_node): Dump can throw external flag.
1580 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1582 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1586 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1587 * common.opt (Wlogical-op): Move from here...
1588 * c.opt (Wlogical-op): ... to here.
1589 * c-typeck.c (parser_build_binary_op): Update call to
1590 warn_logical_operator.
1591 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1593 * c-common.c (warn_logical_op): Update.
1594 * c-common.h (warn_logical_op): Update declaration.
1596 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1598 * tree.c (protected_set_expr_location): Fix formatting.
1600 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1603 * c-typeck.c (readonly_warning): new.
1604 (build_unary_op, build_modify_expr): Use readonly_warning for
1605 storing into something readonly but not const-qualified.
1607 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1610 * c-typeck.c (build_unary_op): Check for taking address of
1611 expression of type void.
1613 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1616 * c-typeck.c (build_function_call): Check for calling a function
1617 with qualified void return types. Call require_complete_type when
1620 2009-04-18 Jan Hubicka <jh@suse.cz>
1622 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1624 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1625 can_throw_external flag.
1626 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1627 * ipa-pure-const.c (ignore_edge): New function.
1628 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1629 only over can_throw_external edges.
1630 (local_pure_const): Add nothrow flag.
1631 * ipa-utils.c (searchc): Add ignore_edge callback.
1632 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1633 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1634 (set_nothrow_function_flags): Update cgraph.
1635 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1637 2009-04-18 Richard Guenther <rguenther@suse.de>
1640 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1641 (fold_stmt): ... this and ...
1642 (fold_stmt_inplace): ... this.
1643 (fold_stmt_1): Fold references in calls and asms.
1644 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1646 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1648 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1649 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1651 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1653 * tree.c (function_args_count): Remove.
1654 * tree.h: Remove the prototype for function_args_count.
1656 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1658 * tree-iterator.c (expr_only): Remove.
1659 * tree.h: Remove the prototype for expr_only.
1661 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1663 * reginfo.c (cannot_change_mode_set_regs): Remove.
1664 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1666 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1668 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1669 whether operands 0 and 1 overlaps.
1671 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1674 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1675 pointer. Use warning_at instead of warning.
1676 (search_for_addr_array): Likewise.
1677 (check_array_bounds): Likewise.
1678 (check_all_array_refs): Check that the incoming edge is not in the
1679 list of edges to be removed.
1680 (check_all_array_refs): Avoid the temporal pointer.
1681 (vrp_visit_cond_stmt): Fix typo.
1682 (simplify_switch_using_ranges): Handle the case where the switch
1683 index is an integer constant.
1685 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1687 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1689 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1691 * doc/extend.texi, doc/invoke.texi: Fix typos.
1693 2009-04-17 Cary Coutant <ccoutant@google.com>
1695 * tree-flow-inline.h (get_lineno): Fix inverted test.
1697 2009-04-17 Diego Novillo <dnovillo@google.com>
1699 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1700 assertion for AVAIL_OUT.
1702 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1705 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1706 * config/sh/linux-atomic.asm: Likewise.
1708 2009-04-17 Diego Novillo <dnovillo@google.com>
1710 * except.c (debug_eh_tree): New.
1711 (struct eh_region, struct eh_status): Move ...
1712 * except.h: ... here.
1713 (add_type_for_runtime): Declare extern.
1714 (lookup_type_for_runtime): Likewise.
1715 (debug_eh_tree): Declare.
1716 * Makefile.in (GTFILES): List except.h before except.c
1718 2009-04-17 Diego Novillo <dnovillo@google.com>
1720 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1721 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1722 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1723 (find_vars_r): ... here.
1724 * tree-flow.h (find_referenced_vars_in): Declare.
1725 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1726 that AVAIL_OUT exists for BLOCK.
1727 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1728 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1729 (tree-parloops.o): Likewise.
1731 2009-04-17 Simon Baldwin <simonb@google.com>
1733 * toplev.c (default_tree_printer): Add handling for %E format.
1735 2009-04-17 Diego Novillo <dnovillo@google.com>
1737 * tree-pretty-print.c (dump_generic_node): Add break after
1738 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1739 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1740 FUNCTION_TYPE together. Call print_struct_decl when printing
1741 structures and TDF_SLIM is not given.
1742 (print_struct_decl): Fix logic for detecting recursion.
1744 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1747 * gcc.c (create_at_file): New.
1748 (compile_input_file_p): New.
1749 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1750 * main.c (main): Update call to toplev_main.
1751 * toplev.c (toplev_main): Change signature. Call expandargv.
1752 * toplev.h (toplev_main): Change signature.
1754 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1756 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1757 if the latter is not constant.
1759 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1761 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1763 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1765 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1766 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1768 2009-04-17 Richard Guenther <rguenther@suse.de>
1770 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1771 Handle component references view-converting an invariant address.
1773 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1775 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1776 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1777 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1778 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1779 Use @deftypevr rather than @deftypevar.
1781 2009-04-17 Richard Guenther <rguenther@suse.de>
1783 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1784 (get_prop_source_stmt): Likewise.
1785 (can_propagate_from): Likewise.
1787 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1789 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1790 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1791 (--with-multilib-list): Add default value.
1792 * configure: Regenerate.
1793 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1794 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1795 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1796 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1797 Don't add default cpu to multilib list unnecessarily, but do enable
1798 the relevant compiler option..
1799 Add support for --with-multilib-list=<blank> and
1800 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1801 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1802 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1803 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1805 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1806 (MULTILIB_OSDIRNAMES): New variable.
1807 * config/sh/t-1e: Delete file.
1808 * config/sh/t-mlib-sh1: Delete file.
1809 * config/sh/t-mlib-sh2: Delete file.
1810 * config/sh/t-mlib-sh2a: Delete file.
1811 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1812 * config/sh/t-mlib-sh2a-single: Delete file.
1813 * config/sh/t-mlib-sh2a-single-only: Delete file.
1814 * config/sh/t-mlib-sh2e: Delete file.
1815 * config/sh/t-mlib-sh3e: Delete file.
1816 * config/sh/t-mlib-sh4: Delete file.
1817 * config/sh/t-mlib-sh4-nofpu: Delete file.
1818 * config/sh/t-mlib-sh4-single: Delete file.
1819 * config/sh/t-mlib-sh4-single-only: Delete file.
1820 * config/sh/t-mlib-sh4a: Delete file.
1821 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1822 * config/sh/t-mlib-sh4a-single: Delete file.
1823 * config/sh/t-mlib-sh4a-single-only: Delete file.
1824 * config/sh/t-mlib-sh4al: Delete file.
1825 * config/sh/t-mlib-sh5-32media: Delete file.
1826 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1827 * config/sh/t-mlib-sh5-64media: Delete file.
1828 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1829 * config/sh/t-mlib-sh5-compact: Delete file.
1830 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1831 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1832 * doc/install.texi (Options specification): Add
1833 --with-multilib-list and --with-endian.
1835 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1837 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1839 (OBJS-common): Add plugin-version.o.
1840 (plugin-version.o): New.
1841 * gcc-plugin.h (plugin_gcc_version): New.
1842 (plugin_default_version_check): New.
1843 (plugin_init_func, plugin_init): Add version argument.
1844 * plugin-version.c: New.
1845 * plugin.c (str_plugin_gcc_version_name): New.
1846 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1847 pass it to the init function.
1848 (plugin_default_version_check): New.
1850 2009-04-17 Richard Guenther <rguenther@suse.de>
1852 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1853 for decl-vs-decl disambiguation.
1855 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1857 * config/s390/s390.h (s390_tune_attr): New macro definition.
1858 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1860 2009-04-17 Richard Guenther <rguenther@suse.de>
1862 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1863 (fold_stmt_r): Likewise.
1864 (maybe_fold_reference): New function.
1865 (fold_gimple_assign): Handle cases fold_stmt_r did.
1866 (fold_stmt): Do not use fold_stmt_r.
1867 (fold_stmt_inplace): Likewise.
1869 2009-04-17 Richard Guenther <rguenther@suse.de>
1871 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1872 (record_equivalences_from_stmt): Remove useless checks and
1874 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1875 the type is already suitable.
1877 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1879 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1881 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1883 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1884 (CMPtype): Define as __gcc_CMPtype.
1886 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1888 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1889 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1891 2009-04-17 Richard Guenther <rguenther@suse.de>
1893 PR tree-optimization/39746
1894 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1895 special-casing for builtins and static variable use/def.
1896 (call_may_clobber_ref_p_1): Likewise.
1898 2009-04-16 Ian Lance Taylor <iant@google.com>
1900 * df.h: Include "timevar.h".
1901 (struct df_problem): Change tv_id field to timevar_id_t.
1902 * tree-pass.h: Include "timevar.h".
1903 (struct opt_pass): Change tv_id field to timevar_id_t.
1904 * timevar.h (timevar_id_t): Define TV_NONE.
1905 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1906 TV_NONE rather than tv_id != 0.
1907 (execute_one_pass): Likewise.
1908 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1909 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1910 dependencies to $(TREE_PASS_H).
1911 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1913 (pass_branch_target_load_optimize2): Likewise.
1914 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1915 (pass_outof_cfg_layout_mode): Likewise.
1916 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1917 (pass_rebuild_cgraph_edges): Likewise.
1918 (pass_remove_cgraph_callee_edges): Likewise.
1919 * df-core.c (pass_df_initialize_opt): Likewise.
1920 (pass_df_initialize_no_opt): Likewise.
1921 (pass_df_finish): Likewise.
1922 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1923 * except.c (pass_set_nothrow_function_flags): Likewise.
1924 (pass_convert_to_eh_region_ranges): Likewise.
1925 * final.c (pass_compute_alignments): Likewise.
1926 * function.c (pass_instantiate_virtual_regs): Likewise.
1927 (pass_init_function): Likewise.
1928 (pass_leaf_regs): Likewise.
1929 (pass_match_asm_constraints): Likewise.
1930 * gimple-low.c (pass_lower_cf): Likewise.
1931 (pass_mark_used_blocks): Likewise.
1932 * init-regs.c (pass_initialize_regs): Likewise.
1933 * integrate.c (pass_initial_value_sets): Likewise.
1934 * ira.c (pass_ira): Likewise.
1935 * jump.c (pass_cleanup_barriers): Likewise.
1936 * omp-low.c (pass_expand_omp): Likewise.
1937 (pass_lower_omp): Likewise.
1938 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1939 * recog.c (pass_split_all_insns): Likewise.
1940 (pass_split_after_reload): Likewise.
1941 (pass_split_before_regstack): Likewise.
1942 (pass_split_before_sched2): Likewise.
1943 (pass_split_for_shorten_branches): Likewise.
1944 * reginfo.c (pass_reginfo_init): Likewise.
1945 (pass_subregs_of_mode_init): Likewise.
1946 (pass_subregs_of_mode_finish): Likewise.
1947 * passes.c (pass_postreload): Likewise.
1948 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1949 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1950 (pass_warn_function_return): Likewise.
1951 (pass_warn_function_noreturn): Likewise.
1952 * tree-complex.c (pass_lower_complex): Likewise.
1953 (pass_lower_complex_O0): Likewise.
1954 * tree-if-conv.c (pass_if_conversion): Likewise.
1955 * tree-into-ssa.c (pass_build_ssa): Likewise.
1956 * tree-mudflap.c (pass_mudflap_1): Likewise.
1957 (pass_mudflap_2): Likewise.
1958 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1959 (pass_mudflap_2): Likewise.
1960 * tree-nrv.c (pass_return_slot): Likewise.
1961 * tree-object-size.c (pass_object_sizes): Likewise.
1962 * tree-optimize.c (pass_all_optimizations): Likewise.
1963 (pass_early_local_passes): Likewise.
1964 (pass_all_early_optimizations): Likewise.
1965 (pass_cleanup_cfg): Likewise.
1966 (pass_cleanup_cfg_post_optimizing): Likewise.
1967 (pass_free_datastructures): Likewise.
1968 (pass_free_cfg_annotations): Likewise.
1969 (pass_fixup_cfg): Likewise.
1970 (pass_init_datastructures): Likewise.
1971 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1972 (pass_late_warn_uninitialized): Likewise.
1973 (pass_update_address_taken): Likewise.
1974 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1975 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1976 (pass_cse_sincos): Likewise.
1977 (pass_convert_to_rsqrt): Likewise.
1978 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1979 * tree-stdarg.c (pass_stdarg): Likewise.
1980 * tree-tailcall.c (pass_tail_recursion): Likewise.
1981 (pass_tail_calls): Likewise.
1982 * tree-vect-generic.c (pass_lower_vector): Likewise.
1983 (pass_lower_vector_ssa): Likewise.
1984 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1986 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1988 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1990 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1992 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1993 logical and signext.
1995 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1998 * config/sh/predicates.md (arith_operand): Check if the operand
1999 of TRUNCATE is a REG.
2001 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2003 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2004 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2006 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2008 * tree-iterator.c (tsi_split_statement_list_after,
2009 tsi_split_statement_list_before): Remove.
2010 * tree-iterator.h: Remove the prototypes for
2011 tsi_split_statement_list_after and tsi_split_statement_list_before.
2013 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2015 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2016 * tree-ssa-propagate.h: Remove the prototype for
2017 stmt_makes_single_load.
2019 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2021 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2022 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2024 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2026 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2028 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2030 * except.c (eh_region_outer_p): Remove.
2031 * except.h: Remove the prototype for eh_region_outer_p.
2033 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2035 * function.c (current_function_assembler_name): Remove.
2036 * function.h: Remove the prototype for
2037 current_function_assembler_name.
2039 2009-04-16 Ian Lance Taylor <iant@google.com>
2041 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2042 (add_reg_note): Call alloc_reg_note.
2043 * rtl.h (alloc_reg_note): Declare.
2044 * combine.c (try_combine): Use alloc_reg_note.
2045 (recog_for_combine, move_deaths): Likewise.
2046 (distribute_notes): Use alloc_reg_note and add_reg_note.
2047 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2048 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2049 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2051 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2053 PR rtl-optimization/39762
2054 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2055 ira_may_move_out_cost): Add comments about way of their usage.
2056 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2058 * ira-conflicts.c (process_regs_for_copy): Use function
2059 ira_get_register_move_cost instead of global
2060 ira_register_move_cost.
2062 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2063 color_pass, move_spill_restore, update_curr_costs): Ditto.
2065 * ira-lives.c (process_single_reg_class_operands): Ditto.
2067 * ira-emit.c (emit_move_list): Ditto.
2069 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2070 (record_reg_classes): Ditto. Use functions
2071 ira_get_register_move_cost and ira_get_may_move_cost instead of
2072 global vars ira_register_move_cost, ira_may_move_out_cost and
2073 ira_may_move_in_cost.
2074 (record_address_regs): Don't call ira_init_register_move_cost.
2075 Use function ira_get_may_move_cost instead of global
2076 ira_may_move_in_cost.
2077 (process_bb_node_for_hard_reg_moves): Use function
2078 ira_get_register_move_cost instead of global ira_register_move_cost.
2079 (ira_costs): Don't call ira_init_register_move_cost.
2081 2009-04-16 Richard Guenther <rguenther@suse.de>
2083 * tree-cfg.c (verify_gimple_assign_binary):
2084 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2085 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2086 (create_general_new_stmt): Note that this function is broken.
2088 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2090 * common.opt (fhelp): Add Var(help_flag).
2091 * gcc-plugin.h (plugin_info): Add help.
2092 * plugin.c (plugin_name_args): Add help.
2093 (register_plugin_info): Set plugin->help.
2094 (print_help_one_plugin): New.
2095 (print_plugins_help): New.
2096 * plugin.h (print_plugins_help): New.
2097 * toplev.c (toplev_main): Call print_plugins_help if needed.
2099 2009-04-16 Richard Guenther <rguenther@suse.de>
2101 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2102 (gimple_ior_addresses_taken_1): New function.
2103 (gimple_ior_addresses_taken): Likewise.
2104 * gimple.h (struct gimple_statement_with_ops_base): Remove
2105 addresses_taken member.
2106 (gimple_ior_addresses_taken): Declare.
2107 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2108 gimple_set_addresses_taken): Remove.
2109 * ipa-reference.c (mark_address): New function.
2110 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2111 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2112 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2113 (gimple_add_to_addresses_taken): Remove.
2114 (get_tmr_operands): Call mark_address_taken.
2115 (get_asm_expr_operands): Likewise.
2116 (get_expr_operands): Likewise.
2117 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2118 (free_stmt_operands): Do not free it.
2119 * tree-ssa.c (delete_tree_ssa): Likewise.
2120 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2122 2009-04-16 Richard Guenther <rguenther@suse.de>
2124 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2125 (walk_stmt_load_store_ops): Likewise.
2126 * gimple.c (get_base_loadstore): New function.
2127 (walk_stmt_load_store_addr_ops): Likewise.
2128 (walk_stmt_load_store_ops): Likewise.
2129 * ipa-pure-const.c (check_op): Simplify.
2130 (check_load, check_store): New functions.
2131 (check_stmt): Use walk_stmt_load_store_ops.
2132 * ipa-reference.c (mark_load): Adjust signature.
2133 (mark_store): Likewise.
2134 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2136 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2138 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2140 * opts.c (common_handle_option): Don't call print_version.
2141 * plugin.c (plugin_name_args): Add version.
2142 (register_plugin_info): New.
2143 (register_callback): Handle PLUGIN_INFO.
2144 (try_init_one_plugin): New.
2145 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2147 (finalize_one_plugin): New.
2148 (finalize_plugins): New.
2149 (print_one_plugin): New.
2150 (print_plugins_versions): New.
2151 * plugin.h (print_plugins_versions): New.
2152 (finalize_plugins): New.
2153 * toplev.c (compile_file): Don't call initialize_plugins.
2154 (print_version): Call print_plugins_versions.
2155 (toplev_main): Call initialize_plugins. Print version if needed.
2156 Call finalize_plugins.
2158 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2160 * common.opt (fversion): New.
2161 * gcc.c (print_version): New.
2162 (process_command): Don't print the version. Just set print_version.
2163 (main): Print version. Call subprocesses if print_version and
2164 verbose_flag are set.
2165 * opts.c (common_handle_option): Handle OPT_fversion.
2167 2009-04-16 Richard Guenther <rguenther@suse.de>
2168 Ira Rosen <irar@il.ibm.com>
2170 PR tree-optimization/39698
2171 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2172 type of the reduction variable. Only generate the def if
2175 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2176 make sure to first convert to an integer of the same precision.
2177 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2178 the type of the evolution correctly in computing the new
2179 induction variable base.
2181 2009-04-16 Richard Guenther <rguenther@suse.de>
2184 * tree-cfg.c (make_blocks): Split statements with to-be
2185 abnormal SSA names on the lhs.
2187 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2189 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2190 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2191 * c-typeck.c (really_start_incremental_init): Likewise.
2192 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2193 (TARGET_INITIALIZER): Remove it.
2194 * target.h (struct target): Remove vector_opaque_p.
2195 * tree.c (build_opaque_vector_type): New.
2196 * tree.h (TYPE_VECTOR_OPAQUE): New.
2197 (build_opaque_vector_type): Declare.
2198 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2199 * config/rs6000/rs6000.c (build_opaque_vector_type,
2200 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2201 (rs6000_init_builtins): Use build_opaque_vector_type for
2202 opaque_V4SI_type_node.
2204 2009-04-15 Catherine Moore <clm@codesourcery.com>
2206 * debug.h (set_name): Declare.
2207 * dwarf2out.c (dwarf2out_set_name): Declare.
2208 (dwarf2_debug_hooks): Add set_name.
2209 (find_AT_string): New.
2210 (add_AT_string): Call find_AT_string.
2211 (dwarf2out_set_name): New.
2212 * cp/decl.c (grokdeclarator): Call set_name.
2213 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2214 * debug.c (do_nothing_debug_hooks): Likewise.
2215 * dbxout.c (dbx_debug_hooks): Likewise.
2216 * sdbout.c (sdb_debug_hooks): Likewise.
2218 2009-04-15 Michael Eager <eager@eagercon.com>
2220 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2221 reg for single-precision FPU.
2222 * config/rs6000/rs6000.md (movsi_internal1): Only for
2224 (movsi_internal1_single): New. Add pattern to move SI values to/from
2225 single-precision FP regs.
2227 2009-04-15 Richard Guenther <rguenther@suse.de>
2229 * omp-low.c (lower_rec_input_clauses): Build correct address
2231 (expand_omp_for_generic): Fix multiplication type.
2232 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2233 (generate_memset_zero): Fix types.
2234 * tree-profile.c (prepare_instrumented_value): Correctly
2237 2009-04-15 Ian Lance Taylor <iant@google.com>
2239 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2240 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2241 for -Wall and for -Wc++-compat.
2242 (c_common_post_options): For C++, set warn_enum_compare if not
2244 * c-tree.h (struct c_expr): Add field original_type.
2245 (build_external_ref): Update declaration.
2246 * c-parser.c (c_parser_braced_init): Set original_type.
2247 (c_parser_initelt): Likewise.
2248 (c_parser_expr_no_commas): Likewise.
2249 (c_parser_conditional_expression): Likewise.
2250 (c_parser_cast_expression): Likewise.
2251 (c_parser_unary_expression): Likewise. Pull setting of
2252 original_code to top of function.
2253 (c_parser_sizeof_expression): Set original_type.
2254 (c_parser_alignof_expression): Likewise.
2255 (c_parser_postfix_expression): Likewise. Pull setting of
2256 original_code to top of function.
2257 (c_parser_postfix_expression_after_paren_type): Set original_type.
2258 (c_parser_postfix_expression_after_primary): Likewise.
2259 (c_parser_expression): Likewise.
2260 * c-typeck.c (build_external_ref): Add type parameter. Change all
2262 (c_expr_sizeof_expr): Set original_type field.
2263 (parser_build_unary_op): Likewise.
2264 (parser_build_binary_op): Likewise. Optionally warn about
2265 comparisons of enums of different types.
2266 (digest_init): Set original_type field.
2267 (really_start_incremental_init): Likewise.
2268 (push_init_level, pop_init_level): Likewise.
2269 * doc/invoke.texi (Warning Options): -Wenum-compare now
2272 2009-04-15 Richard Guenther <rguenther@suse.de>
2274 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2275 out a necessary conversion.
2276 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2277 names we didn't value number.
2278 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2280 2009-04-15 Richard Guenther <rguenther@suse.de>
2282 PR tree-optimization/39764
2283 * tree-ssa-ccp.c (get_value): Canonicalize value with
2284 canonicalize_float_value.
2286 2009-04-15 Jan Hubicka <jh@suse.cz>
2288 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2289 Wrong version of patch.
2291 2009-04-15 Jan Hubicka <jh@suse.cz>
2293 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2295 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2297 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2298 our distinct integral and vector types.
2300 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2302 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2303 * init.c (build_vtbl_address): Remove call to assemble_external.
2305 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2307 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2308 output for other floating point modes.
2310 2009-04-14 Diego Novillo <dnovillo@google.com>
2312 * diagnostic.c (diagnostic_report_diagnostic): Do not
2313 warn about loaded plugins for DK_ERROR and DK_WARNING.
2314 * c-decl.c (declspecs_add_type): Move call to
2315 invoke_plugin_callbacks ...
2316 * c-parser.c (c_parser_declspecs): ... here.
2317 * plugin.c (dump_active_plugins): Tidy output.
2319 2009-04-14 Diego Novillo <dnovillo@google.com>
2320 Le-Chun Wu <lcwu@google.com>
2322 * configure.ac: Add --enable-plugin support.
2323 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2324 * Makefile.in (PLUGIN_H): Define.
2325 Export ENABLE_PLUGIN and GMPINC to site.exp.
2326 Add PLUGINLIBS to link command.
2327 Add/modify dependencies for plugin.o and files including plugin.h.
2329 * config.in: Regenerate.
2331 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2334 2009-04-14 Le-Chun Wu <lcwu@google.com>
2336 * tree-pass.h (register_one_dump_file): Add a prototype for
2337 register_one_dump_file.
2338 * toplev.c (compile_file): Call initialize_plugins.
2339 (do_compile): Call invoke_plugin_callbacks.
2340 (toplev_main): Call invoke_plugin_callbacks.
2341 * common.opt: Add -fplugin= and -fplugin-arg-.
2342 * gcc-plugin.h: New public header file for plugins to include.
2343 * plugin.c: New source file.
2344 * plugin.h: New internal header file.
2345 * passes.c (register_one_dump_file): Make it external.
2347 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2349 2009-04-14 Diego Novillo <dnovillo@google.com>
2351 * doc/plugins.texi: New.
2352 * doc/gccint.texi: Add reference to Plugins chapter.
2353 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2354 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2355 loaded plugins, if any.
2356 * timevar.def (TV_PLUGIN_INIT): Define.
2357 (TV_PLUGIN_RUN): Define.
2358 * plugin.c: Include timevar.h
2359 (plugins_active_p): New.
2360 (dump_active_plugins): New.
2361 (debug_active_plugins): New.
2363 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2365 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2367 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2369 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2371 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2372 the same as a minus without a shift.
2374 2009-04-14 Nick Clifton <nickc@redhat.com>
2376 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2377 comparisons with small integers will always produce a short
2380 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2383 2008-12-19 Diego Novillo <dnovillo@google.com>
2385 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2387 2009-04-14 Richard Guenther <rguenther@suse.de>
2389 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2391 (verify_gimple_assign_binary): Likewise. Handle shifts and
2393 (verify_gimple_phi): Print the mismatched argument position.
2394 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2396 (vect_update_init_of_dr): Likewise.
2397 * matrix-reorg.c (transform_access_sites): Do what the
2399 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2401 2009-04-13 Michael Eager <eager@eagercon.com>
2403 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2404 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2405 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2406 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2407 remove duplicate config
2409 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2411 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2412 file_name:line_number type locator of the call site.
2414 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2416 * genautomata.c: Put blank after comma.
2417 (automaton_decls): New.
2418 (struct unit_usage): Add comments to member next.
2419 (store_alt_unit_usage): Keep the list ordered.
2420 (unit_present_on_list_p, equal_alternatives_p): New.
2421 (check_regexp_units_distribution): Check units distribution
2422 correctness correctly.
2423 (main): Don't write automata if error is found. Return correct
2426 * config/m68k/cf.md (cfv4_ds): Remove.
2427 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2428 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2430 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2431 power4-load-ext, power4-store, power4-store-update,
2432 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2433 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2434 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2435 power4-sqrt, power4-isync): Modify reservation to make correct
2436 unit distribution to automata.
2438 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2439 power5-store-update, power5-two, power5-three, power5-lmul,
2440 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2442 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2444 * except.c (pass_set_nothrow_function_flags): Set name and add
2446 (set_nothrow_function_flags): Mention in the dump file when
2447 changing a function to nothrow.
2449 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2452 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2453 instead of unsigned long.
2455 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2457 * config/arm/arm.c (return_used_this_function): Remove.
2458 (arm_output_function_prologue): Remove use of
2459 return_used_this_function.
2460 (output_return_instruction): Replace use of
2461 return_used_this_function
2462 by cfun->machine->return_used_this_function.
2463 (arm_output_epilogue): Likewise.
2464 (arm_output_function_epilogue): Likewise.
2465 (thumb_unexpanded_epilogue): Likewise.
2466 * config/arm/arm.h (struct machine_function):
2467 New member return_used_this_function.
2469 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2471 * doc/install.texi: Correct description of default directory for
2472 --with-gxx-include-dir.
2474 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2476 * fold-const.c (build_range_check): Properly deal with enumeral and
2479 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2481 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2482 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2483 * params.h (MAX_GCSE_PASSES): Remove.
2484 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2485 in sequence. Remove ability to run multiple passes.
2486 (bypass_jumps): Report run as third CPROP pass.
2488 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2491 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2492 when deciding whether the whole SEQUENCE can throw.
2494 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2497 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2498 offseted label references.
2500 2009-04-11 Jan Hubicka <jh@suse.cz>
2502 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2504 2009-04-11 Richard Guenther <rguenther@suse.de>
2507 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2508 return variables as TREE_ADDRESSABLE.
2510 2009-04-11 Richard Guenther <rguenther@suse.de>
2512 PR tree-optimization/39713
2513 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2514 reference trees have SSA_NAME operands.
2516 2009-04-11 Richard Guenther <rguenther@suse.de>
2519 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2520 address expressions.
2522 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2524 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2525 match changes in Cygwin 1.7
2526 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2527 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2529 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2531 PR tree-optimization/39701
2532 * doc/invoke.texi (Optimization Options): Document change in
2533 meaning and initialization of -fdelete-null-pointer-checks.
2535 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2538 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2540 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2543 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2545 2009-04-10 Chao-ying Fu <fu@mips.com>
2547 * doc/tm.texi (Instruction Output): Document
2548 TARGET_ASM_FINAL_POSTSCAN_INSN.
2549 * target.h (final_postscan_insn): New field in asm_out.
2550 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2551 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2552 * final.c (final_scan_insn): Call
2553 targetm.asm_out.final_postscan_insn after outputting
2554 an asm macro and a normal instruction.
2556 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2557 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2558 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2559 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2560 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2562 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2565 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2566 variables as non-NULL even with -fdelete-null-pointer-checks.
2568 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2570 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2572 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/i386/i386.c (classify_argument): Handle SCmode with
2576 (bit_offset % 64) != 0.
2578 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2580 * doc/invoke.texi (Optimize Options): Add cross-reference to
2581 -Q --help=optimizers examples.
2583 2009-04-10 Ben Elliston <bje@au.ibm.com>
2586 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2587 regalign for the reg == fpr and TDmode case.
2589 2009-04-09 David Ayers <ayers@fsfe.org>
2592 * objc/objc-act.c (warn_with_method): Remove helper function.
2593 (check_duplicates): Call warning and inform directly.
2594 (really_start_method): Likewise.
2596 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2598 * expmed.c (expand_divmod): Always use a comparison for a division
2599 by a large unsigned integer.
2601 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2602 for things others than variables or functions as nonzero.
2604 2009-04-09 Nick Clifton <nickc@redhat.com>
2606 * unwind-compat.c: Change copyright header to refer to version
2607 3 of the GNU General Public License with version 3.1 of the
2608 GCC Runtime Library Exception and to point readers at the
2609 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2610 * config/alpha/crtfastmath.c: Likewise.
2611 * config/alpha/linux-unwind.h: Likewise.
2612 * config/alpha/qrnnd.asm: Likewise.
2613 * config/alpha/vms-crt0-64.c: Likewise.
2614 * config/alpha/vms-crt0.c: Likewise.
2615 * config/alpha/vms-dwarf2.asm: Likewise.
2616 * config/alpha/vms-dwarf2eh.asm: Likewise.
2617 * config/alpha/vms-psxcrt0-64.c: Likewise.
2618 * config/alpha/vms-psxcrt0.c: Likewise.
2619 * config/alpha/vms_tramp.asm: Likewise.
2620 * config/arc/initfini.c: Likewise.
2621 * config/arc/lib1funcs.asm: Likewise.
2622 * config/arm/bpabi-v6m.S: Likewise.
2623 * config/arm/bpabi.S: Likewise.
2624 * config/arm/bpabi.c: Likewise.
2625 * config/arm/crti.asm: Likewise.
2626 * config/arm/crtn.asm: Likewise.
2627 * config/arm/ieee754-df.S: Likewise.
2628 * config/arm/ieee754-sf.S: Likewise.
2629 * config/arm/lib1funcs.asm: Likewise.
2630 * config/arm/libunwind.S: Likewise.
2631 * config/arm/linux-atomic.c: Likewise.
2632 * config/arm/mmintrin.h: Likewise.
2633 * config/arm/pr-support.c: Likewise.
2634 * config/arm/unaligned-funcs.c: Likewise.
2635 * config/arm/unwind-arm.c: Likewise.
2636 * config/arm/unwind-arm.h: Likewise.
2637 * config/avr/libgcc.S: Likewise.
2638 * config/bfin/crti.s: Likewise.
2639 * config/bfin/crtlibid.s: Likewise.
2640 * config/bfin/crtn.s: Likewise.
2641 * config/bfin/lib1funcs.asm: Likewise.
2642 * config/bfin/linux-unwind.h: Likewise.
2643 * config/cris/arit.c: Likewise.
2644 * config/cris/cris_abi_symbol.c: Likewise.
2645 * config/darwin-64.c: Likewise.
2646 * config/darwin-crt2.c: Likewise.
2647 * config/darwin-crt3.c: Likewise.
2648 * config/darwin.h: Likewise.
2649 * config/dbxelf.h: Likewise.
2650 * config/dfp-bit.c: Likewise.
2651 * config/dfp-bit.h: Likewise.
2652 * config/elfos.h: Likewise.
2653 * config/fixed-bit.c: Likewise.
2654 * config/fixed-bit.h: Likewise.
2655 * config/fp-bit.c: Likewise.
2656 * config/fp-bit.h: Likewise.
2657 * config/fr30/crti.asm: Likewise.
2658 * config/fr30/crtn.asm: Likewise.
2659 * config/fr30/lib1funcs.asm: Likewise.
2660 * config/freebsd-spec.h: Likewise.
2661 * config/frv/cmovd.c: Likewise.
2662 * config/frv/cmovh.c: Likewise.
2663 * config/frv/cmovw.c: Likewise.
2664 * config/frv/frvbegin.c: Likewise.
2665 * config/frv/frvend.c: Likewise.
2666 * config/frv/lib1funcs.asm: Likewise.
2667 * config/glibc-stdint.h: Likewise.
2668 * config/h8300/clzhi2.c: Likewise.
2669 * config/h8300/crti.asm: Likewise.
2670 * config/h8300/crtn.asm: Likewise.
2671 * config/h8300/ctzhi2.c: Likewise.
2672 * config/h8300/fixunssfsi.c: Likewise.
2673 * config/h8300/lib1funcs.asm: Likewise.
2674 * config/h8300/parityhi2.c: Likewise.
2675 * config/h8300/popcounthi2.c: Likewise.
2676 * config/i386/ammintrin.h: Likewise.
2677 * config/i386/att.h: Likewise.
2678 * config/i386/avxintrin.h: Likewise.
2679 * config/i386/biarch64.h: Likewise.
2680 * config/i386/bmmintrin.h: Likewise.
2681 * config/i386/cpuid.h: Likewise.
2682 * config/i386/cross-stdarg.h: Likewise.
2683 * config/i386/crtfastmath.c: Likewise.
2684 * config/i386/crtprec.c: Likewise.
2685 * config/i386/cygming-crtbegin.c: Likewise.
2686 * config/i386/cygming-crtend.c: Likewise.
2687 * config/i386/cygwin.asm: Likewise.
2688 * config/i386/emmintrin.h: Likewise.
2689 * config/i386/gmm_malloc.h: Likewise.
2690 * config/i386/gthr-win32.c: Likewise.
2691 * config/i386/i386.h: Likewise.
2692 * config/i386/immintrin.h: Likewise.
2693 * config/i386/linux-unwind.h: Likewise.
2694 * config/i386/linux64.h: Likewise.
2695 * config/i386/mm3dnow.h: Likewise.
2696 * config/i386/mmintrin-common.h: Likewise.
2697 * config/i386/mmintrin.h: Likewise.
2698 * config/i386/nmmintrin.h: Likewise.
2699 * config/i386/pmm_malloc.h: Likewise.
2700 * config/i386/pmmintrin.h: Likewise.
2701 * config/i386/smmintrin.h: Likewise.
2702 * config/i386/sol2-c1.asm: Likewise.
2703 * config/i386/sol2-ci.asm: Likewise.
2704 * config/i386/sol2-cn.asm: Likewise.
2705 * config/i386/sol2-gc1.asm: Likewise.
2706 * config/i386/tmmintrin.h: Likewise.
2707 * config/i386/unix.h: Likewise.
2708 * config/i386/w32-unwind.h: Likewise.
2709 * config/i386/wmmintrin.h: Likewise.
2710 * config/i386/x86-64.h: Likewise.
2711 * config/i386/x86intrin.h: Likewise.
2712 * config/i386/xmmintrin.h: Likewise.
2713 * config/ia64/crtbegin.asm: Likewise.
2714 * config/ia64/crtend.asm: Likewise.
2715 * config/ia64/crtfastmath.c: Likewise.
2716 * config/ia64/crti.asm: Likewise.
2717 * config/ia64/crtn.asm: Likewise.
2718 * config/ia64/fde-glibc.c: Likewise.
2719 * config/ia64/lib1funcs.asm: Likewise.
2720 * config/ia64/linux-unwind.h: Likewise.
2721 * config/ia64/quadlib.c: Likewise.
2722 * config/ia64/unwind-ia64.c: Likewise.
2723 * config/linux.h: Likewise.
2724 * config/m32c/m32c-lib1.S: Likewise.
2725 * config/m32c/m32c-lib2-trapv.c: Likewise.
2726 * config/m32c/m32c-lib2.c: Likewise.
2727 * config/m32r/initfini.c: Likewise.
2728 * config/m68hc11/larith.asm: Likewise.
2729 * config/m68hc11/m68hc11-crt0.S: Likewise.
2730 * config/m68k/cf.md: Likewise.
2731 * config/m68k/crti.s: Likewise.
2732 * config/m68k/crtn.s: Likewise.
2733 * config/m68k/lb1sf68.asm: Likewise.
2734 * config/m68k/linux-unwind.h: Likewise.
2735 * config/mcore/crti.asm: Likewise.
2736 * config/mcore/crtn.asm: Likewise.
2737 * config/mcore/lib1.asm: Likewise.
2738 * config/mips/linux-unwind.h: Likewise.
2739 * config/mips/loongson.h: Likewise.
2740 * config/mips/mips16.S: Likewise.
2741 * config/mmix/crti.asm: Likewise.
2742 * config/mmix/crtn.asm: Likewise.
2743 * config/pa/fptr.c: Likewise.
2744 * config/pa/hpux-unwind.h: Likewise.
2745 * config/pa/lib2funcs.asm: Likewise.
2746 * config/pa/linux-atomic.c: Likewise.
2747 * config/pa/linux-unwind.h: Likewise.
2748 * config/pa/milli64.S: Likewise.
2749 * config/pa/quadlib.c: Likewise.
2750 * config/pa/stublib.c: Likewise.
2751 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2752 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2753 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2754 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2755 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2756 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2757 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2758 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2759 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2760 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2761 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2762 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2763 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2764 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2765 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2766 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2767 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2768 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2769 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2770 * config/rs6000/750cl.h: Likewise.
2771 * config/rs6000/altivec.h: Likewise.
2772 * config/rs6000/biarch64.h: Likewise.
2773 * config/rs6000/crtresfpr.asm: Likewise.
2774 * config/rs6000/crtresgpr.asm: Likewise.
2775 * config/rs6000/crtresxfpr.asm: Likewise.
2776 * config/rs6000/crtresxgpr.asm: Likewise.
2777 * config/rs6000/crtsavfpr.asm: Likewise.
2778 * config/rs6000/crtsavgpr.asm: Likewise.
2779 * config/rs6000/darwin-asm.h: Likewise.
2780 * config/rs6000/darwin-fallback.c: Likewise.
2781 * config/rs6000/darwin-fpsave.asm: Likewise.
2782 * config/rs6000/darwin-ldouble.c: Likewise.
2783 * config/rs6000/darwin-tramp.asm: Likewise.
2784 * config/rs6000/darwin-unwind.h: Likewise.
2785 * config/rs6000/darwin-vecsave.asm: Likewise.
2786 * config/rs6000/darwin-world.asm: Likewise.
2787 * config/rs6000/e500crtres32gpr.asm: Likewise.
2788 * config/rs6000/e500crtres64gpr.asm: Likewise.
2789 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2790 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2791 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2792 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2793 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2794 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2795 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2796 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2797 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2798 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2799 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2800 * config/rs6000/eabi-ci.asm: Likewise.
2801 * config/rs6000/eabi-cn.asm: Likewise.
2802 * config/rs6000/eabi.asm: Likewise.
2803 * config/rs6000/linux-unwind.h: Likewise.
2804 * config/rs6000/linux64.h: Likewise.
2805 * config/rs6000/paired.h: Likewise.
2806 * config/rs6000/paired.md: Likewise.
2807 * config/rs6000/ppc64-fp.c: Likewise.
2808 * config/rs6000/ppu_intrinsics.h: Likewise.
2809 * config/rs6000/rs6000.h: Likewise.
2810 * config/rs6000/si2vmx.h: Likewise.
2811 * config/rs6000/sol-ci.asm: Likewise.
2812 * config/rs6000/sol-cn.asm: Likewise.
2813 * config/rs6000/spe.h: Likewise.
2814 * config/rs6000/spu2vmx.h: Likewise.
2815 * config/rs6000/sysv4.h: Likewise.
2816 * config/rs6000/tramp.asm: Likewise.
2817 * config/rs6000/vec_types.h: Likewise.
2818 * config/s390/linux-unwind.h: Likewise.
2819 * config/s390/tpf-unwind.h: Likewise.
2820 * config/score/crti.asm: Likewise.
2821 * config/score/crtn.asm: Likewise.
2822 * config/sh/crt1.asm: Likewise.
2823 * config/sh/crti.asm: Likewise.
2824 * config/sh/crtn.asm: Likewise.
2825 * config/sh/divtab-sh4-300.c: Likewise.
2826 * config/sh/divtab-sh4.c: Likewise.
2827 * config/sh/divtab.c: Likewise.
2828 * config/sh/lib1funcs-4-300.asm: Likewise.
2829 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2830 * config/sh/lib1funcs.asm: Likewise.
2831 * config/sh/lib1funcs.h: Likewise.
2832 * config/sh/linux-atomic.asm: Likewise.
2833 * config/sh/linux-unwind.h: Likewise.
2834 * config/sh/shmedia.h: Likewise.
2835 * config/sh/sshmedia.h: Likewise.
2836 * config/sh/ushmedia.h: Likewise.
2837 * config/sparc/crtfastmath.c: Likewise.
2838 * config/sparc/linux-unwind.h: Likewise.
2839 * config/sparc/sol2-c1.asm: Likewise.
2840 * config/sparc/sol2-ci.asm: Likewise.
2841 * config/sparc/sol2-cn.asm: Likewise.
2842 * config/spu/divmodti4.c: Likewise.
2843 * config/spu/divv2df3.c: Likewise.
2844 * config/spu/float_disf.c: Likewise.
2845 * config/spu/float_unsdidf.c: Likewise.
2846 * config/spu/float_unsdisf.c: Likewise.
2847 * config/spu/float_unssidf.c: Likewise.
2848 * config/spu/mfc_multi_tag_release.c: Likewise.
2849 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2850 * config/spu/mfc_tag_release.c: Likewise.
2851 * config/spu/mfc_tag_reserve.c: Likewise.
2852 * config/spu/mfc_tag_table.c: Likewise.
2853 * config/spu/multi3.c: Likewise.
2854 * config/spu/spu_internals.h: Likewise.
2855 * config/spu/spu_intrinsics.h: Likewise.
2856 * config/spu/spu_mfcio.h: Likewise.
2857 * config/spu/vec_types.h: Likewise.
2858 * config/spu/vmx2spu.h: Likewise.
2859 * config/stormy16/stormy16-lib2.c: Likewise.
2860 * config/svr4.h: Likewise.
2861 * config/sync.c: Likewise.
2862 * config/v850/lib1funcs.asm: Likewise.
2863 * config/vxlib-tls.c: Likewise.
2864 * config/vxlib.c: Likewise.
2865 * config/vxworks-dummy.h: Likewise.
2866 * config/xtensa/crti.asm: Likewise.
2867 * config/xtensa/crtn.asm: Likewise.
2868 * config/xtensa/ieee754-df.S: Likewise.
2869 * config/xtensa/ieee754-sf.S: Likewise.
2870 * config/xtensa/lib1funcs.asm: Likewise.
2871 * config/xtensa/lib2funcs.S: Likewise.
2872 * config/xtensa/linux-unwind.h: Likewise.
2873 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2874 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2875 * coretypes.h: Likewise.
2876 * crtstuff.c: Likewise.
2877 * defaults.h: Likewise.
2878 * dwarf2.h: Likewise.
2879 * emutls.c: Likewise.
2880 * gbl-ctors.h: Likewise.
2881 * gcov-io.h: Likewise.
2882 * ginclude/float.h: Likewise.
2883 * ginclude/iso646.h: Likewise.
2884 * ginclude/stdarg.h: Likewise.
2885 * ginclude/stdbool.h: Likewise.
2886 * ginclude/stddef.h: Likewise.
2887 * ginclude/stdfix.h: Likewise.
2888 * ginclude/stdint-gcc.h: Likewise.
2889 * ginclude/tgmath.h: Likewise.
2890 * gthr-aix.h: Likewise.
2891 * gthr-dce.h: Likewise.
2892 * gthr-gnat.c: Likewise.
2893 * gthr-gnat.h: Likewise.
2894 * gthr-lynx.h: Likewise.
2895 * gthr-mipssde.h: Likewise.
2896 * gthr-nks.h: Likewise.
2897 * gthr-posix.c: Likewise.
2898 * gthr-posix.h: Likewise.
2899 * gthr-posix95.h: Likewise.
2900 * gthr-rtems.h: Likewise.
2901 * gthr-single.h: Likewise.
2902 * gthr-solaris.h: Likewise.
2903 * gthr-tpf.h: Likewise.
2904 * gthr-vxworks.h: Likewise.
2905 * gthr-win32.h: Likewise.
2907 * libgcc2.c: Likewise.
2908 * libgcc2.h: Likewise.
2909 * libgcov.c: Likewise.
2910 * tsystem.h: Likewise.
2911 * typeclass.h: Likewise.
2912 * unwind-c.c: Likewise.
2913 * unwind-compat.h: Likewise.
2914 * unwind-dw2-fde-compat.c: Likewise.
2915 * unwind-dw2-fde-darwin.c: Likewise.
2916 * unwind-dw2-fde-glibc.c: Likewise.
2917 * unwind-dw2-fde.c: Likewise.
2918 * unwind-dw2-fde.h: Likewise.
2919 * unwind-dw2.c: Likewise.
2920 * unwind-dw2.h: Likewise.
2921 * unwind-generic.h: Likewise.
2922 * unwind-pe.h: Likewise.
2923 * unwind-sjlj.c: Likewise.
2924 * unwind.inc: Likewise.
2925 * config/arm/neon-gen.ml: Change generated copyright header to
2926 refer to version 3 of the GNU General Public License with
2927 version 3.1 of the GCC Runtime Library Exception and to point
2928 readers at the COPYING3 and COPYING3.RUNTIME files and the
2929 FSF's license web page.
2930 * config/arm/arm_neon.h: Regenerate.
2932 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2934 * config/cris/cris.md: Change copyright header to refer to version
2935 3 of the GNU General Public License.
2936 * doc/install.texi2html: Change copyright header to refer to version
2937 3 of the GNU General Public License and to point readers at the
2938 COPYING3 file and the FSF's license web page.
2939 * config/vax/linux.h: Likewise.
2941 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2943 * config/i386/i386.md (cmpcc): New.
2944 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2945 (sync_compare_and_swap_cc*): Delete.
2947 * config/s390/s390.c (s390_compare_emitted): Remove.
2948 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2949 s390_compare_emitted used to be handled. Assert that modes match.
2950 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2951 refer to sync_compare_and_swap_ccsi.
2952 * config/s390/s390.h (s390_compare_emitted): Remove.
2953 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2954 instead of s390_compare_emitted.
2955 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2956 instead of s390_compare_emitted.
2957 * config/s390/s390.md (cmpcc): New.
2958 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2959 CC_REGNUM, do not pretend it's set.
2960 (sync_compare_and_swap_cc*): Delete.
2961 * config/s390/predicates.md (cc_reg_operand): New.
2963 * expr.c (sync_compare_and_swap_cc): Delete.
2964 * optabs.h (sync_compare_and_swap_cc): Delete.
2965 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2966 is being used with can_compare_p.
2967 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2969 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2970 look for a MODE_CC set instead. Use emit_store_flag.
2971 (expand_compare_and_swap_loop): Likewise, with some additional
2972 complication to avoid a force_reg when useless. Use
2973 emit_cmp_and_jump_insns.
2974 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2975 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2976 sync_compare_and_swap documentation.
2978 2009-04-09 Jan Hubicka <jh@suse.cz>
2980 * except.c (find_prev_try): Break out from ....
2981 (duplicate_eh_regions): ... here; properly update prev_try pointers
2982 when duplication part of tree.
2983 (dump_eh_tree): Improve dumping.
2984 (verify_eh_region): New.
2985 (verify_eh_tree): Use it.
2987 2009-04-06 Richard Guenther <rguenther@suse.de>
2989 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2990 &ARRAY addresses by adjusting their types and prepending
2992 * tree-cfg.c (verify_gimple_assign_single): Verify that
2993 addresses are correct.
2995 2009-04-09 Richard Guenther <rguenther@suse.de>
2997 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2998 indices into an array reference if possible.
2999 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3000 Fold POINTER_PLUS_EXPR statements with invariant address.
3002 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3005 * config.gcc (powerpc64-*-linux*): Always build biarch.
3007 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3010 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3011 it and pedwarn if this results in an INTEGER_CST.
3013 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3015 * doc/install.texi: Update minimum GMP version. Remove obsolete
3016 text in MPFR section.
3018 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3020 * dwarf2out.c (class_scope_p): New static inline.
3021 (class_or_namespace_scope_p): Use it.
3022 (gen_variable_die): Use DW_TAG_member tag for static data member
3023 declarations instead of DW_TAG_variable.
3026 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3029 2009-04-08 Richard Guenther <rguenther@suse.de>
3031 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3032 valueize random data.
3034 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3036 * config.gcc (aix tm_file): Add aix-stdint.h.
3037 (aix tm clause use_gcc_stdint): Set to wrap.
3038 * config/rs6000/aix-stdint.h: New file.
3040 2009-04-08 Richard Guenther <rguenther@suse.de>
3043 * tree-dfa.c (add_referenced_var): Do not recurse into
3044 global initializers.
3045 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3047 (fold_const_aggregate_ref): Likewise.
3049 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3051 * recog.c (ordered_comparison_operator): New.
3052 * gensupport.c (std_preds): Add it.
3053 * doc/md.texi (Machine-Independent Predicates): Document it.
3055 2009-04-08 Jan Hubicka <jh@suse.cz>
3057 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3058 * function.h (rtl_eh): Remove exception_handler_label_map.
3059 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3060 remove_exception_handler_label, for_each_eh_label_1): Remove.
3061 (rtl_remove_unreachable_regions): Remove.
3062 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3063 (find_exception_handler_labels): Don't build the hashtable.
3064 (maybe_remove_eh_handler): Remove.
3065 (for_each_eh_label): Rewrite to walk the tree.
3066 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3067 * except.h (maybe_remove_eh_handler): Remove.
3068 * passes.c (init_optimization_passes): Schedule second EH cleanup
3070 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3071 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3073 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3075 * genoutput.c (validate_optab_operands): New.
3076 (gen_insn, gen_expand): Call it.
3078 * genflags.c (gen_insn): Detect misused iterators.
3079 (main): Pass line_no to gen_insn, exit with status 1 on error.
3081 * genextract.c (line_no): Make global.
3082 (VEC_safe_set_locstr): Change assertion to error message.
3083 (main): Exit with status 1 on error.
3085 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3089 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3090 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3091 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3092 * c-convert.c (convert): Do not call fold on results of conversion
3093 functions when the result is a C_MAYBE_CONST_EXPR.
3094 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3095 of __builtin_choose_expr.
3096 * c-typeck.c (remove_c_maybe_const_expr): New.
3097 (build_unary_op, build_conditional_expr, build_compound_expr,
3098 build_binary_op, c_objc_common_truthvalue_conversion): Call
3099 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3102 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3104 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3105 CODE to produce a new one. Add a prototype to use fold_convert_const
3107 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3110 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3111 mix declarations and code.
3113 2009-04-08 Ben Elliston <bje@au.ibm.com>
3115 * gcc.c: Replace `CC' with `GCC' throughout.
3117 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3119 * doc/invoke.texi: Document Atom support.
3121 2009-04-07 Jason Merrill <jason@redhat.com>
3124 * c-common.h, c-common.c: Add flag_pretty_templates.
3125 * c-opts.c (c_common_handle_option): Set it.
3126 * c.opt: Add -fno-pretty-templates.
3127 * doc/invoke.texi (C++ Dialect Options): Likewise.
3129 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3131 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3132 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3133 (ia64_expand_builtin): Likewise.
3135 2009-04-07 Martin Jambor <mjambor@suse.cz>
3137 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3138 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3139 ADDR_EXPRS are include too.
3141 2009-04-07 Richard Guenther <rguenther@suse.de>
3143 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3144 decls are only used if passes as parameters or if they are
3145 local statics and the call is not to a builtin.
3146 (call_may_clobber_ref_p_1): Likewise.
3148 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3150 * expr.c (do_store_flag): Remove last argument. Simplify code
3151 to avoid duplication of tests already done by can_compare_p.
3152 (expand_expr_real_1): Adjust caller.
3154 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3156 * optabs.c (can_compare_p): Test the predicate of a
3157 cbranch and cstore pattern.
3159 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3161 * expr.c (convert_move): Use emit_store_flag instead of
3164 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3166 * config/i386/i386.c (ix86_compare_emitted): Remove.
3167 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3168 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3169 * config/i386/i386.h (ix86_compare_emitted): Remove.
3170 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3171 instead of ix86_compare_emitted.
3172 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3174 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3176 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3177 Add t-sysroot-suffix to tmake_file.
3178 * config/print-sysroot-suffix.sh: New file.
3179 * config/t-sysroot-suffix: New file.
3181 2009-04-07 Ben Elliston <bje@au.ibm.com>
3183 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3184 as the latter produces a warning when the target does not support
3187 2009-04-07 Ben Elliston <bje@au.ibm.com>
3189 * dfp.c: Replace type punning assignments with memcpy throughout.
3190 * Makefile.in (dfp.o-warn): Remove.
3192 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3195 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3196 Include soft-fp/t-softfp after rs6000/t-linux64.
3198 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3200 * stor-layout.c (set_sizetype): Use the full precision of their
3201 machine mode for bitsize types.
3203 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3205 * config/i386/i386.md: Revert 2 accidental checkins.
3207 2009-04-06 Joey Ye <joey.ye@intel.com>
3208 Xuepeng Guo <xuepeng.guo@intel.com>
3209 H.J. Lu <hongjiu.lu@intel.com>
3211 Atom pipeline model, tuning and insn selection.
3212 * config.gcc (atom): Add atom config options and target.
3214 * config/i386/atom.md: New.
3216 * config/i386/i386.c (atom_cost): New cost.
3217 (m_ATOM): New macro flag.
3218 (initial_ix86_tune_features): Set m_ATOM.
3219 (x86_accumulate_outgoing_args): Likewise.
3220 (x86_arch_always_fancy_math_387): Likewise.
3221 (processor_target): Add Atom cost.
3222 (cpu_names): Add Atom cpu name.
3223 (override_options): Set Atom ISA.
3224 (ix86_issue_rate): New case PROCESSOR_ATOM.
3225 (ix86_adjust_cost): Likewise.
3227 * config/i386/i386.h (TARGET_ATOM): New target macro.
3228 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3229 (TARGET_OPT_AGU): New target option.
3230 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3231 (processor_type): Add PROCESSOR_ATOM.
3233 * config/i386/i386.md (cpu): Add new value "atom".
3234 (use_carry, movu): New attr.
3235 (atom.md): Include atom.md.
3236 (adddi3_carry_rex64): Set attr "use_carry".
3237 (addqi3_carry): Likewise.
3238 (addhi3_carry): Likewise.
3239 (addsi3_carry): Likewise.
3240 (*addsi3_carry_zext): Likewise.
3241 (subdi3_carry_rex64): Likewise.
3242 (subqi3_carry): Likewise.
3243 (subhi3_carry): Likewise.
3244 (subsi3_carry): Likewise.
3245 (x86_movdicc_0_m1_rex64): Likewise.
3246 (*x86_movdicc_0_m1_se): Likewise.
3247 (x86_movsicc_0_m1): Likewise.
3248 (*x86_movsicc_0_m1_se): Likewise.
3249 (*adddi_1_rex64): Emit add insn as much as possible.
3250 (*addsi_1): Likewise.
3251 (return_internal): Set atom_unit.
3252 (return_internal_long): Likewise.
3253 (return_pop_internal): Likewise.
3254 (*rcpsf2_sse): Set atom_sse_attr attr.
3255 (*qrt<mode>2_sse): Likewise.
3256 (*prefetch_sse): Likewise.
3258 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3260 (ix86_target_macros_internal): Likewise.
3262 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3263 (*prefetch_sse_rex): Likewise.
3264 (sse_rcpv4sf2): Likewise.
3265 (sse_vmrcpv4sf2): Likewise.
3266 (sse_sqrtv4sf2): Likewise.
3267 (<sse>_vmsqrt<mode>2): Likewise.
3268 (sse_ldmxcsr): Likewise.
3269 (sse_stmxcsr): Likewise.
3270 (*sse_sfence): Likewise.
3271 (sse2_clflush): Likewise.
3272 (*sse2_mfence): Likewise.
3273 (*sse2_lfence): Likewise.
3274 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3275 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3276 (avx_movdqu<avxmodesuffix>): Likewise.
3277 (avx_lddqu<avxmodesuffix>): Likewise.
3278 (sse2_movntv2di): Change attr "type" to "ssemov".
3279 (sse2_movntsi): Likewise.
3280 (rsqrtv8sf2): Change attr "type" to "sseadd".
3281 (sse3_addsubv2df3): Set attr "atom_unit".
3282 (sse3_h<plusminus_insn>v4sf3): Likewise.
3283 (*sse2_pmaddwd): Likewise.
3284 (*vec_extractv2di_1_rex64): Likewise.
3285 (*vec_extractv2di_1_avx): Likewise.
3286 (sse2_psadbw): Likewise.
3287 (ssse3_phaddwv8hi3): Likewise.
3288 (ssse3_phaddwv4hi3): Likewise.
3289 (ssse3_phadddv4si3): Likewise.
3290 (ssse3_phadddv2si3): Likewise.
3291 (ssse3_phaddswv8hi3): Likewise.
3292 (ssse3_phaddswv4hi3): Likewise.
3293 (ssse3_phsubwv8hi3): Likewise.
3294 (ssse3_phsubwv4hi3): Likewise.
3295 (ssse3_phsubdv4si3): Likewise.
3296 (ssse3_phsubdv2si3): Likewise.
3297 (ssse3_phsubswv8hi3): Likewise.
3298 (ssse3_phsubswv4hi3): Likewise.
3299 (ssse3_pmaddubsw128): Likewise.
3300 (sse3_pmaddubsw: Likewise.
3301 (ssse3_palignrti): Likewise.
3302 (ssse3_palignrdi): Likewise.
3304 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3306 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3308 2009-04-06 Richard Guenther <rguenther@suse.de>
3310 PR tree-optimization/28868
3311 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3312 of which PHI results we inserted.
3313 (insert_into_preds_of_block): Record inserted PHIs.
3314 (eliminate): Eliminate redundant PHI nodes.
3315 (init_pre): Init inserted_phi_names.
3317 2009-04-06 Richard Guenther <rguenther@suse.de>
3319 PR tree-optimization/39643
3320 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3321 IMAGPART_EXPRs of complex constants.
3322 (execute_fold_all_builtins): If we folded a call queue
3323 TODO_update_address_taken.
3325 2009-04-06 Jan Hubicka <jh@suse.cz>
3328 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3331 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3333 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3335 (ic_invalidate_array): Likewise.
3337 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3339 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3340 alignment for library calls.
3342 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3344 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3345 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3346 * config/i386/mingw-stdint.h: New file.
3348 2009-04-05 Richard Guenther <rguenther@suse.de>
3350 PR tree-optimization/39648
3351 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3352 our &A vs. &A[0] IL deficiencies.
3354 2009-04-04 Jan Hubicka <jh@suse.cz>
3356 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3357 removed toplevel regions.
3358 (sjlj_mark_call_sites): Likewise.
3360 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3362 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3363 (cygwin tm clause use_gcc_stdint): Set to wrap.
3364 * config/i386/cygwin-stdint.h: New file.
3366 2009-04-04 Richard Guenther <rguenther@suse.de>
3368 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3369 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3370 single-argument PHIs if we are in loop-closed SSA form.
3371 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3372 for the pre-condition.
3373 (slpeel_tree_peel_loop_to_edge): Likewise.
3374 (vect_build_loop_niters): Take an optional sequence to append stmts.
3375 (vect_generate_tmps_on_preheader): Likewise.
3376 (vect_do_peeling_for_loop_bound): Take extra guards for the
3378 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3379 the cost model check.
3380 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3381 guards if we are going to peel. Do not apply versioning in that case.
3382 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3383 (vect_do_peeling_for_loop_bound): Likewise.
3384 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3385 loop bound only record extra pre-conditions, do not apply loop
3388 2009-04-04 Richard Guenther <rguenther@suse.de>
3390 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3393 2009-04-04 Jan Hubicka <jh@suse.cz>
3395 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3396 last_basic_block for size of bb->index indexed array.
3397 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3398 compute_out, link_btr_uses, build_btr_def_use_webs,
3399 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3401 2009-04-04 Jan Hubicka <jh@suse.cz>
3403 * except.c (remove_eh_handler_and_replace): Break out from ...
3404 (remove_eh_handler): ... here.
3405 (bring_to_root): New function.
3406 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3407 handled ones, bring others to root of tree.
3409 2009-04-04 Jan Hubicka <jh@suse.cz>
3411 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3412 (all_phis_safe_to_merge): New function.
3413 (update_info): New structure.
3414 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3415 (cleanup_empty_eh): Update SSA if possible.
3417 2009-04-04 Richard Guenther <rguenther@suse.de>
3419 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3420 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3421 (append_vuse): Likewise.
3423 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3425 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3426 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3427 instead of REG_UNSAVED for DW_CFA_undefined.
3428 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3429 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3432 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3435 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3436 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3437 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3439 2009-04-04 Richard Guenther <rguenther@suse.de>
3441 PR tree-optimization/8781
3442 PR tree-optimization/37892
3443 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3444 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3445 (valueize_refs): Call it for *& valueizations.
3446 (shared_reference_ops_from_ref): Rename to ...
3447 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3448 (shared_reference_ops_from_call): Rename to ...
3449 (valueize_shared_reference_ops_from_call): ... this and valueize.
3450 (vn_reference_lookup): Update.
3451 (visit_reference_op_call): Likewise.
3452 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3453 (eliminate): Value-replace the call address in call statements.
3455 2009-04-04 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/39636
3458 * tree-ssa-forwprop.c
3459 (forward_propagate_addr_into_variable_array_index): Check for
3460 GIMPLE_ASSIGN before accessing the rhs code.
3462 2009-04-03 Jason Merrill <jason@redhat.com>
3464 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3466 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3468 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3469 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3470 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3471 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3472 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3473 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3474 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3475 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3476 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3477 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3478 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3479 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3480 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3481 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3482 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3483 Use fr_reg_or_fp01_operand instead of fr_register_operand
3485 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3486 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3487 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3489 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3491 PR rtl-optimization/39607
3492 PR rtl-optimization/39631
3496 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3497 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3498 instead of DF_LR_OUT.
3499 * ira-lives.c (process_bb_node_lives): Ditto.
3500 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3501 instead of DF_LR_{OUT,IN}.
3502 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3503 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3505 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3507 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3508 (execute_lower_omp): Always run but take the short way out if -fopenmp
3510 (gate_lower_omp): Remove, forcing the pass manager to always run the
3511 pass and always set PROP_gimple_lomp.
3512 (pass_lower_omp): Remove gate function.
3513 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3514 PROP_trees. Instead, require it.
3515 * ipa-cp.c (pass_ipa_cp): Likewise.
3516 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3517 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3518 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3519 and PROP_gimple_leh.
3521 2009-04-03 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/23940
3525 PR tree-optimization/33237
3528 PR tree-optimization/36201
3529 PR tree-optimization/36230
3530 PR tree-optimization/38049
3531 PR tree-optimization/38207
3532 PR tree-optimization/38230
3533 PR tree-optimization/38301
3534 PR tree-optimization/38585
3536 PR tree-optimization/38985
3537 PR tree-optimization/39299
3538 * tree-ssa-structalias.h: Remove.
3539 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3540 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3541 (struct vuse_element_d): Remove.
3542 (struct vuse_vec_d): Likewise.
3543 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3544 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3545 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3546 VUSE_ELEMENT_VAR): Likewise.
3547 (struct voptype_d): Likewise.
3548 (NUM_VOP_FREE_BUCKETS): Likewise.
3549 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3550 (struct stmt_operands_d): Remove.
3551 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3552 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3553 VDEF_NUM, VDEF_VECT): Likewise.
3554 (copy_virtual_operands): Remove.
3555 (operand_build_cmp): Likewise.
3556 (create_ssa_artificial_load_stmt): Likewise.
3557 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3558 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3559 vuse_index and mayuse_index members. Pack and move done and iter_type
3560 members to the front.
3561 (SSA_OP_VMAYUSE): Remove.
3562 (SSA_OP_VIRTUAL_USES): Adjust.
3563 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3564 (unlink_stmt_vdef): Declare.
3565 (add_to_addressable_set): Remove.
3566 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3567 (vrp_visit_stmt): Likewise.
3568 * doc/tree-ssa.texi (Alias analysis): Update.
3569 * doc/invoke.texi (max-aliased-vops): Remove docs.
3570 (avg-aliased-vops): Likewise.
3571 * tree-into-ssa.c (syms_to_rename): Remove.
3572 (need_to_update_vops_p): Likewise.
3573 (need_to_initialize_update_ssa_p): Rename to ...
3574 (update_ssa_initialized_fn): ... this. Track function we are
3576 (symbol_marked_for_renaming): Simplify.
3577 (add_new_name_mapping): Do not set need_to_update_vops_p.
3578 (dump_currdefs): Use SYMS_TO_RENAME.
3579 (rewrite_update_stmt): Always walk all uses/defs.
3580 (dump_update_ssa): Adjust.
3581 (init_update_ssa): Take function argument. Track what we are
3583 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3584 (create_new_def_for): Initialize for cfun, assert we are initialized
3586 (mark_sym_for_renaming): Simplify.
3587 (mark_set_for_renaming): Do not initialize update-ssa.
3588 (need_ssa_update_p): Simplify. Take function argument.
3589 (name_mappings_registered_p): Assert we ask for the correct function.
3590 (name_registered_for_update_p): Likewise.
3591 (ssa_names_to_replace): Likewise.
3592 (release_ssa_name_after_update_ssa): Likewise.
3593 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3594 (dump_decl_set): Do not print a newline.
3595 (debug_decl_set): Do it here.
3596 (dump_update_ssa): And here.
3597 * tree-ssa-loop-im.c (move_computations): Adjust.
3598 (movement_possibility): Likewise.
3599 (determine_max_movement): Likewise.
3600 (gather_mem_refs_stmt): Likewise.
3601 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3603 * tree-complex.c (update_all_vops): Remove.
3604 (expand_complex_move): Adjust.
3605 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3606 Simplify test for memory referencing statement. Exclude
3607 non-invariant ADDR_EXPRs.
3608 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3609 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3610 (rdg_flag_uses): Likewise.
3611 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3613 (tree_optimize_tail_calls_1): Also split the
3614 edge from the entry block if we have degenerate PHI nodes in
3615 the first basic block.
3616 * tree.c (init_ttree): Remove memory-tag related code.
3617 (tree_code_size): Likewise.
3618 (tree_node_structure): Likewise.
3619 (build7_stat): Re-write to be build6_stat.
3620 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3621 (SSA_VAR_P): Adjust.
3622 (struct tree_memory_tag): Remove.
3623 (struct tree_memory_partition_tag): Likewise.
3624 (union tree_node): Adjust.
3625 (build7): Re-write to be build6.
3626 * tree-pass.h (pass_reset_cc_flags): Remove.
3627 (TODO_update_address_taken): New flag.
3628 (pass_simple_dse): Remove.
3629 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3630 * params.h (MAX_ALIASED_VOPS): Remove.
3631 (AVG_ALIASED_VOPS): Likewise.
3632 * omp-low.c (expand_omp_taskreg): Update SSA form.
3633 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3634 aliases the lhs in a copy stmt.
3635 * tree-ssa-dse.c (struct address_walk_data): Remove.
3636 (memory_ssa_name_same): Likewise.
3637 (memory_address_same): Likewise.
3638 (get_kill_of_stmt_lhs): Likewise.
3639 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3640 unused stores. Look through PHI nodes into post-dominated regions.
3641 (dse_optimize_stmt): Simplify. Properly remove stores.
3642 (tree_ssa_dse): Compute dominators.
3643 (execute_simple_dse): Remove.
3644 (pass_simple_dse): Likewise.
3645 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3646 gimple_loaded_syms and gimple_stored_syms computation.
3647 * toplev.c (dump_memory_report): Dump alias and pta stats.
3648 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3649 (vn_reference_eq): Likewise.
3650 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3651 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3652 valueize_vuses): Remove.
3653 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3654 (get_def_ref_stmt_vuse): ... this.
3655 (vn_reference_lookup_2): New function.
3656 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3657 walking equivalent vuses. Simplify.
3658 (vn_reference_lookup): Likewise.
3659 (vn_reference_insert): Likewise.
3660 (vn_reference_insert_pieces): Likewise.
3661 (visit_reference_op_call): Simplify.
3662 (visit_reference_op_load): Likewise.
3663 (visit_reference_op_store): Likewise.
3664 (init_scc_vn): Remove shared_lookup_vuses initialization.
3665 (free_scc_vn): Remove shared_lookup_vuses freeing.
3666 (sort_vuses, sort_vuses_heap): Remove.
3667 (get_ref_from_reference_ops): Export.
3668 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3669 vector with single vuse pointer.
3670 (vn_reference_lookup_pieces, vn_reference_lookup,
3671 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3672 (shared_vuses_from_stmt): Remove.
3673 (get_ref_from_reference_ops): Declare.
3674 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3675 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3676 memory-tag related code.
3677 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3678 (likely_value): Add comment, skip static-chain of call statements.
3679 (surely_varying_stmt_p): Adjust.
3680 (gimplify_and_update_call_from_tree): Likewise.
3681 (execute_fold_all_builtins): Do not rebuild alias info.
3682 (gimplify_and_update_call_from_tree): Properly update VOPs.
3683 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3684 (copy_ref_info): Remove memory-tag related code.
3685 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3686 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3687 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3689 * tree-ssa-dom.c (gimple_p): Remove typedef.
3690 (eliminate_redundant_computations): Adjust.
3691 (record_equivalences_from_stmt): Likewise.
3692 (avail_expr_hash): Likewise.
3693 (avail_expr_eq): Likewise.
3694 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3695 (stmt_makes_single_load): Likewise.
3696 (stmt_makes_single_store): Likewise.
3697 * tree-ssa-alias.c: Rewrite completely.
3698 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3699 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3700 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3701 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3702 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3703 Remove public functions.
3704 (pass_reset_cc_flags): Remove.
3705 (pass_build_alias): Move ...
3706 * tree-ssa-structalias.c (pass_build_alias): ... here.
3707 * tree-ssa-alias.c (may_be_aliased): Move ...
3708 * tree-flow-inline.h (may_be_aliased): ... here.
3709 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3710 count_uses_and_derefs): Move ...
3711 * gimple.c: ... here.
3712 * gimple.h (count_uses_and_derefs): Declare.
3713 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3714 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3715 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3716 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3717 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3718 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3719 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3721 * tree-dfa.c (refs_may_alias_p): Move ...
3722 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3723 * tree-ssa-alias.h: New file.
3724 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3725 (statement_sink_location): Likewise.
3726 * opts.c (decode_options): Do not adjust max-aliased-vops or
3727 avg-aliased-vops values.
3728 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3729 (TV_CALL_CLOBBER): Likewise.
3730 (TV_FLOW_SENSITIVE): Likewise.
3731 (TV_FLOW_INSENSITIVE): Likewise.
3732 (TV_MEMORY_PARTITIONING): Likewise.
3733 (TV_ALIAS_STMT_WALK): New timevar.
3734 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3735 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3736 (get_address_description): Remove memory-tag related code.
3737 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3738 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3739 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3740 and immediate uses in statements. Document.
3741 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3742 (dump_symbols): Remove.
3743 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3744 * alias.c (get_deref_alias_set): New function split out from ...
3745 (get_alias_set): ... here.
3746 * alias.h (get_deref_alias_set): Declare.
3747 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3748 type parameter. Remove restrict pointer handling. Create a
3749 ref-all pointer in case type-based alias sets do not conflict.
3750 (vect_analyze_data_refs): Remove SMT related code.
3751 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3752 (vectorizable_load): Likewise.
3753 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3754 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3755 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3756 Ignore vops and SMTs.
3757 (dr_analyze_alias): Likewise..
3758 (free_data_ref): Likewise.
3759 (create_data_ref): Likewise.
3760 (analyze_all_data_dependences): Likewise.
3761 (get_references_in_stmt): Adjust.
3762 * tree-flow-inline.h (gimple_aliases_computed_p,
3763 gimple_addressable_vars, gimple_call_clobbered_vars,
3764 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3765 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3766 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3767 gimple_mem_ref_stats): Remove.
3768 (gimple_vop): New function.
3769 (op_iter_next_use): Remove vuses and mayuses cases.
3770 (op_iter_next_def): Remove vdefs case.
3771 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3772 (clear_and_done_ssa_iter): Do not set removed fields.
3773 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3774 Assert we are not iterating over vuses or vdefs if not also
3775 iterating over uses or defs.
3776 (op_iter_init_use): Likewise.
3777 (op_iter_init_def): Likewise.
3778 (op_iter_next_vdef): Remove.
3779 (op_iter_next_mustdef): Likewise.
3780 (op_iter_init_vdef): Likewise.
3781 (compare_ssa_operands_equal): Likewise.
3782 (link_use_stmts_after): Handle vuse operand.
3783 (is_call_used): Use is_call_clobbered.
3784 (is_call_clobbered): Global variables are always call clobbered,
3785 query the call-clobbers bitmap.
3786 (mark_call_clobbered): Ignore global variables.
3787 (clear_call_clobbered): Likewise.
3788 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3789 virtual operands sanity check.
3790 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3792 (TARGET_MEM_REF): Remove TMR_TAG operand.
3793 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3794 Remove call-clobber related code.
3795 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3796 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3797 partitions or escape reason.
3798 (get_single_def_stmt, get_single_def_stmt_from_phi,
3799 get_single_def_stmt_with_phi): Remove.
3800 (dump_referenced_vars): Tidy.
3801 (get_ref_base_and_extent): Allow bare decls.
3802 (collect_dfa_stats): Adjust.
3803 * graphite.c (rename_variables_in_stmt): Adjust.
3804 (graphite_copy_stmts_from_block): Likewise.
3805 (translate_clast): Likewise.
3806 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3808 (translate_vuse_through_block): Use the oracle.
3809 (phi_translate_1): Adjust.
3810 (value_dies_in_block_x): Use the oracle. Cache the outcome
3812 (valid_in_sets): Check if the VUSE for
3813 a REFERENCE is available.
3814 (eliminate): Do not remove stmts during elimination,
3815 instead queue and remove them afterwards.
3816 (do_pre): Do not rebuild alias info.
3817 (pass_pre): Run TODO_rebuild_alias before PRE.
3818 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3819 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3820 (mark_all_v_defs_stmt): Remove.
3821 (mark_all_v_defs_seq): Adjust.
3822 (sra_replace): Likewise.
3823 (scalarize_use): Likewise.
3824 (scalarize_copy): Likewise.
3825 (scalarize_init): Likewise.
3826 (scalarize_ldst): Likewise.
3827 (todoflags): Remove.
3828 (tree_sra): Do not rebuild alias info.
3829 (tree_sra_early): Adjust.
3830 (pass_sra): Run TODO_update_address_taken before SRA.
3831 * tree-predcom.c (set_alias_info): Remove.
3832 (prepare_initializers_chain): Do not call it.
3833 (mark_virtual_ops_for_renaming): Adjust.
3834 (mark_virtual_ops_for_renaming_list): Remove.
3835 (initialize_root_vars): Adjust.
3836 (initialize_root_vars_lm): Likewise.
3837 (prepare_initializers_chain): Likewise.
3838 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3839 (may_propagate_copy_into_stmt): Likewise.
3840 (merge_alias_info): Do nothing for now.
3841 (propagate_tree_value_into_stmt): Adjust.
3842 (stmt_may_generate_copy): Likewise.
3843 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3844 not mark symbols for renaming.
3845 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3846 with the same statement, make sure to update the new pointed-to one.
3847 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3848 call statements, do not mark symbols for renaming.
3849 (mark_operand_necessary): Dump something.
3850 (ref_may_be_aliased): New function.
3851 (mark_aliased_reaching_defs_necessary_1): New helper function.
3852 (mark_aliased_reaching_defs_necessary): Likewise.
3853 (mark_all_reaching_defs_necessary_1): Likewise.
3854 (mark_all_reaching_defs_necessary): Likewise.
3855 (propagate_necessity): Do not process virtual PHIs. For
3856 non-aliased loads mark all reaching definitions as necessary.
3857 For aliased loads and stores mark the immediate dominating
3858 aliased clobbers as necessary.
3859 (visited): New global static.
3860 (perform_tree_ssa_dce): Free visited bitmap after propagating
3862 (remove_dead_phis): Perform simple dead virtual PHI removal.
3863 (remove_dead_stmt): Properly unlink virtual operands when
3865 (eliminate_unnecessary_stmts): Schedule PHI removal after
3867 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3868 (process_replaceable): Likewise.
3869 (find_replaceable_in_bb): Likewise.
3870 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3871 based on the single gimple vop.
3872 (verify_flow_insensitive_alias_info): Remove.
3873 (verify_flow_sensitive_alias_info): Likewise.
3874 (verify_call_clobbering): Likewise.
3875 (verify_memory_partitions): Likewise.
3876 (verify_alias_info): Likewise.
3877 (verify_ssa): Adjust..
3878 (execute_update_addresses_taken): Export. Update SSA
3879 manually. Optimize only when optimizing. Use a local bitmap.
3880 (pass_update_address_taken): Remove TODO_update_ssa, add
3882 (pass_update_address_taken): Just use TODO_update_address_taken.
3883 (init_tree_ssa): Do not initialize addressable_vars.
3884 (verify_ssa): Verify new VUSE / VDEF properties.
3885 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3886 Do not call verify_alias_info.
3887 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3888 Do not free the loaded and stored syms bitmaps. Reset the escaped
3889 and callused solutions. Do not free addressable_vars.
3890 Remove memory-tag related code.
3891 (warn_uninitialized_var): Aliases are always available.
3892 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3893 * lambda-code.c (can_put_in_inner_loop): Adjust.
3894 (can_put_after_inner_loop): Likewise.
3895 (perfect_nestify): Likewise.
3896 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3897 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3898 (vectorizable_conversion): Do not mark symbols for renaming.
3899 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3900 (expand_call_inline): Unlink the calls virtual operands before
3902 (tree_function_versioning): Do not call update_ssa if we are not
3903 updating clones. Simplify.
3904 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3905 (propagate_with_phi): Likewise..
3906 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3907 clobber code. Assert we are not aliased or global.
3908 * tree-flow.h: Include tree-ssa-alias.h
3909 (enum escape_type): Remove.
3910 (struct mem_sym_stats_d): Likewise.
3911 (struct mem_ref_stats_d): Likewise.
3912 (struct gimple_df): Add vop member. Remove global_var,
3913 call_clobbered_vars, call_used_vars, addressable_vars,
3914 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3915 escaped and callused members.
3916 (struct ptr_info_def): Remove all members, add points-to solution
3918 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3919 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3920 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3921 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3922 (tree-ssa-alias.o): Likewise.
3923 (toplev.o): Add tree-ssa-alias.h
3924 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3925 * gimple.c (gimple_set_bb): Fix off-by-one error.
3926 (is_gimple_reg): Do not handle memory tags.
3927 (gimple_copy): Also copy virtual operands.
3928 Delay updating the statement. Do not reset loaded and stored syms.
3929 (gimple_set_stored_syms): Remove.
3930 (gimple_set_loaded_syms): Likewise.
3931 (gimple_call_copy_skip_args): Copy the virtual operands
3932 and mark the new statement modified.
3933 * tree-ssa-structalias.c (may_alias_p): Remove.
3934 (set_uids_in_ptset): Take the alias set to prune with as
3935 parameter. Fold in the alias test of may_alias_p.
3936 (compute_points_to_sets): Compute whether a ptr is dereferenced
3938 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3939 other ADDRESSOF constraints on the lhs.
3940 (get_constraint_for_component_ref): Assert that we don't get
3941 ADDRESSOF constraints from the base of the reference.
3942 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3943 (struct variable_info): Remove collapsed_to member.
3944 (get_varinfo_fc): Remove.
3945 (new_var_info): Do not set collapsed_to.
3946 (dump_constraint): Do not follow cycles.
3947 (dump_constraint_graph): Likewise.
3948 (build_pred_graph): Likewise.
3949 (build_succ_graph): Likewise.
3950 (rewrite_constraints): Likewise.
3951 (do_simple_structure_copy): Remove.
3952 (do_rhs_deref_structure_copy): Remove.
3953 (do_lhs_deref_structure_copy): Remove.
3954 (collapse_rest_of_var): Remove.
3955 (do_structure_copy): Re-implement.
3956 (pta_stats): New global variable.
3957 (dump_pta_stats): New function.
3958 (struct constraint_expr): Make offset signed.
3959 (UNKNOWN_OFFSET): Define special value.
3960 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3961 (solution_set_expand): New helper function split out from ...
3962 (do_sd_constraint): ... here.
3963 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3964 (do_ds_constraint): Likewise.
3965 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3966 and CALLUSED = *CALLUSED.
3967 (set_union_with_increment): Make inc argument signed.
3968 (type_safe): Remove.
3969 (get_constraint_for_ptr_offset): Handle unknown and negative
3971 (first_vi_for_offset): Handle offsets before start. Bail
3972 out early for offsets beyond the variable extent.
3973 (first_or_preceding_vi_for_offset): New function.
3974 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3975 Together with ESCAPED = *ESCAPED this properly computes reachability.
3976 (find_what_var_points_to): New function.
3977 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3978 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3979 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3980 pt_solutions_intersect): New functions.
3981 (compute_call_used_vars): Remove.
3982 (compute_may_aliases): New main entry into PTA computation.
3983 * gimple.h (gimple_p): New typedef.
3984 (struct gimple_statement_base): Remove references_memory_p.
3985 (struct gimple_statement_with_memory_ops_base): Remove
3986 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3988 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3989 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3990 gimple_set_references_memory): Remove.
3991 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3992 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3994 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3995 (verify_expr): Allow RESULT_DECL.
3996 (gimple_duplicate_bb): Do not copy virtual operands.
3997 (gimple_duplicate_sese_region): Adjust.
3998 (gimple_duplicate_sese_tail): Likewise.
3999 (mark_virtual_ops_in_region): Remove.
4000 (move_sese_region_to_fn): Do not call it.
4001 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4002 and pass_simple_dse.
4003 (execute_function_todo): Handle TODO_update_address_taken,
4004 call execute_update_addresses_taken for TODO_rebuild_alias.
4005 (execute_todo): Adjust.
4006 (execute_one_pass): Init dump files early.
4007 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4009 (create_general_new_stmt): Clear vops.
4010 * tree-ssa-reassoc.c (get_rank): Adjust.
4011 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4012 symbols for renaming.
4013 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4014 (PARAM_AVG_ALIASED_VOPS): Likewise.
4015 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4016 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4017 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4018 (operand_build_cmp, copy_virtual_operands,
4019 create_ssa_artificial_load_stmt, add_to_addressable_set,
4020 gimple_add_to_addresses_taken): Remove public functions.
4021 (unlink_stmt_vdef): New function.
4023 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4025 * config.gcc (powerpc-*-linux*): Merge variants.
4027 2009-04-02 Chao-ying Fu <fu@mips.com>
4028 James Grosbach <james.grosbach@microchip.com>
4030 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4031 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4033 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4034 keep_interrupts_masked_p, use_debug_exception_return_p.
4035 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4036 keep_interrupts_masked, use_debug_exception_return.
4037 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4038 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4040 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4041 (mips_print_operand): Process COP0 registers to print $0 .. $31
4042 correctly for GAS to process.
4043 (mips_interrupt_extra_call_saved_reg_p): New function.
4044 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4046 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4047 (mips_compute_frame_info): Add supports for interrupt context that
4048 includes doubleword accumulators and COP0 registers.
4049 (mips_for_each_saved_acc): New function.
4050 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4051 mips_for_each_saved_reg.
4052 (mips_save_reg): Save accumulators.
4053 (mips_kernel_reg_p): A new for_each_rtx callback.
4054 (mips_expand_prologue): Support interrupt handlers.
4055 (mips_restore_reg): Restore accumulators.
4056 (mips_expand_epilogue): Support interrupt handlers.
4057 (mips_can_use_return_insn): Return false for interrupt handlers.
4058 (mips_epilogue_uses): New function.
4059 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4060 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4061 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4062 cop0_move): New instructions.
4063 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4064 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4066 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4068 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4069 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4070 interrupt handlers, we use K0 as the temporary register.
4071 (EPILOGUE_USES): Change to a function call.
4072 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4073 handlers, we use K0 as the temporary register.
4075 * doc/extend.texi (Function Attributes): Document interrupt,
4076 use_shadow_register_set, keep_interrupts_masked,
4077 use_debug_exception_return for MIPS attributes.
4079 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4081 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4082 Remove a number of t-files from tmake_file.
4083 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4084 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4085 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4086 target_prototype, not TARGET_PROTOTYPE.
4087 (LINK_OS_GNU_SPEC): Define.
4088 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4089 and darwin-ldoubdle.c.
4091 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4094 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4095 (cpp_options): Ditto.
4096 (default_compilers): Ditto.
4097 (display_help): Ditto.
4098 (process_command): Ditto.
4100 (set_input): Use lbasename instead of duplicate code.
4101 (save_temps_prefix): New static for -save-temps=obj.
4102 (save_temps_length): Ditto.
4104 * doc/invoke.texi (-save-temps=obj): Document new variant to
4107 2009-04-02 Jeff Law <law@redhat.com>
4109 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4112 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4114 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4115 * configure: Regenerated.
4117 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4119 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4120 share the argument list.
4122 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4126 2009-02-12 Diego Novillo <dnovillo@google.com>
4128 * varpool.c (debug_varpool): New.
4129 * cgraph.h (debug_varpool): Declare.
4131 2009-04-02 Jan Hubicka <jh@suse.cz>
4133 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4136 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4138 * config/i386/i386.c (ix86_abi): Move initialization to ...
4139 (override_options): Here.
4141 2009-04-02 Christian Bruel <christian.bruel@st.com>
4143 * config/sh/sh.c (sh_dwarf_register_span): New function.
4144 (TARGET_DWARF_REGISTER_SPAN): Define.
4145 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4147 2009-04-02 Ira Rosen <irar@il.ibm.com>
4149 PR tree-optimization/39595
4150 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4151 interleaved loads group is not greater than the SLP group size.
4153 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4155 * builtins.c (is_builtin_name): New.
4156 (called_as_built_in): Use is_builtin_name.
4157 * tree.h (is_builtin_name): New.
4158 * varasm.c (incorporeal_function_p): Use is_builtin_name
4160 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4162 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4164 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4167 * c-decl.c (clone_underlying_type): Move this ...
4168 * c-common.c (set_underlying_type): ... here.
4169 Also, make sure the function properly sets TYPE_STUB_DECL() on
4170 the newly created typedef variant type.
4171 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4172 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4175 2009-04-02 Richard Guenther <rguenther@suse.de>
4177 PR tree-optimization/37221
4178 * tree-flow.h (degenerate_phi_result): Declare.
4179 * tree-ssa-dom.c (degenerate_phi_result): Export.
4180 * tree-scalar-evolution.c (analyze_initial_condition): If
4181 the initial condition is defined by a degenerate PHI node
4182 use the degenerate value.
4184 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4186 PR rtl-optimization/39588
4187 * combine.c (merge_outer_ops): Do not set the constant when this
4189 (simplify_shift_const_1): Do not modify it either in this case.
4191 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4193 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4194 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4196 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4199 * c-lex.c (interpret_float): Default (no suffix) is double.
4201 2009-04-1 Xinliang David Li <davidxl@google.com>
4203 * config/i386/i386.c (legitimate_constant_p): Recognize
4204 all one vector constant.
4206 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4208 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4209 Change #include order to silence two warnings.
4211 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4213 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4214 (ASM_SPEC): Pass -k to the assembler for PIC code.
4216 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4218 * gcc/config.gcc: Add vax-*-linux* to the switch.
4219 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4220 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4224 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4225 Use predicate macros instead of GET_CODE() == foo.
4226 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4227 ashlsi3, rotrsi3, <unnamed>): Likewise.
4229 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4231 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4232 jbbccihi, jbbccisi): Remova trailing whitespace.
4233 * gcc/config/vax/constraints.md: Likewise.
4234 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4235 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4236 * gcc/config/vax/predicates.md: Likewise.
4237 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4238 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4239 * gcc/config/vax/vax.h: Likewise.
4240 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4242 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4244 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4245 (indirectable_address_p, adjacent_operands_p): Add spaces around
4247 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4249 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4251 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4252 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4253 index_term_p, reg_plus_index_p, legitimate_address_p,
4254 vax_mode_dependent_address_p): Update comments to match functions
4255 modified by the recent int->bool conversion.
4257 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4259 * gcc/config/vax/builtins.md: Update copyright message.
4260 * gcc/config/vax/constraints.md: Likewise.
4261 * gcc/config/vax/netbsd-elf.h: Likewise.
4262 * gcc/config/vax/predicates.md: Likewise.
4263 * gcc/config/vax/vax-protos.h: Likewise.
4264 * gcc/config/vax/vax.c: Likewise.
4265 * gcc/config/vax/vax.h: Likewise.
4266 * gcc/config/vax/vax.md: Likewise.
4267 * gcc/config/vax/vax.opt: Likewise.
4269 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4271 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4272 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4273 * gcc/config/vax/constraints.md (B, R): Likewise.
4274 * gcc/config/vax/predicates.md (external_memory_operand,
4275 nonimmediate_addsub_di_operand): Likewise.
4276 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4277 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4278 untyped_call): Likewise.
4280 2009-04-01 Matt Thomas <matt@3am-software.com>
4282 * config/vax/predicates.md: New file.
4283 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4284 external_const_operand, nonsymbolic_operand, external_memory_operand,
4285 indirect_memory_operand, indexed_memory_operand,
4286 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4287 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4289 * config/vax/constraints.md: New file.
4290 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4292 * config/vax/builtins.md: New file.
4293 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4294 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4296 * config/vax/vax.opt (mqmath): Add option.
4297 * config/vax/vax.md (isfx): Extend with DI.
4298 (VAXintQH, VAXintQHSD): Define.
4299 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4300 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4301 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4302 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4303 (movdi): Update constraints and use vax_output_int_move().
4304 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4305 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4306 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4307 nonlocal_goto): New.
4308 (mov<mode>): Extend accepted operand types.
4309 (subdi3_old): Rename from subdi3, change update constraints and use
4310 a new implementation.
4311 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4312 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4313 MOVE_RATIO, CLEAR_RATIO): Define.
4314 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4315 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4316 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4317 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4318 (split_quadword_operands): Make static and really allow variable
4320 (print_operand_address): Update for PIC generation.
4321 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4322 indexable_address_p, fixup_mathdi_operand,
4323 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4324 (vax_float_literal, legitimate_constant_p,
4325 indirectable_constant_address_p, index_term_p,
4326 reg_plus_index_p): Return bool instead of int.
4327 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4329 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4331 (vax_output_conditional_branch): Indent.
4332 (legitimate_constant_address_p, indirectable_constant_address_p,
4333 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4334 vax_mode_dependent_address_p): Return bool instead of int, update for
4336 * config/vax/vax-protos.h (legitimate_constant_address_p,
4337 legitimate_constant_p, legitimate_address_p,
4338 vax_mode_dependent_address_p): Change declaration to bool.
4339 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4340 vax_expand_addsub_di_operands, vax_output_int_subtract,
4341 vax_output_movmemsi): Declare.
4342 (split_quadword_operands, vax_float_literal): Delete declaration.
4343 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4344 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4345 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4346 ASM_OUTPUT_DWARF_PCREL): Define.
4347 (ASM_SPEC): Change definition to allow PIC generation.
4349 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4351 * doc/sourcebuild.texi: Update front-end requirements.
4353 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4356 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4357 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4358 (booldi3_internal3): Use boolean_or_operator instead of
4361 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4364 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4365 declarator whose size is not an integer constant expression but
4366 folds to an integer constant, then treat it as a constant
4369 2009-04-01 Richard Guenther <rguenther@suse.de>
4371 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4372 i * 4 + 2 to (i * 2 + 1) * 2.
4374 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4377 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4378 return if c_parser_asm_string_literal returned NULL.
4380 2009-04-01 Nick Clifton <nickc@redhat.com>
4382 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4384 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4385 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4386 other typedefs to avoid conflicts with libgcc2.c. Define labels
4387 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4389 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4390 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4393 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4395 * varasm.c (default_function_rodata_section): Declare DOT as
4398 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4399 Andrey Galkin <agalkin@hypercom.com>
4402 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4403 Make object_name unique for each process.
4405 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4408 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4409 addressable variables in the parallel that could go out of scope while
4410 running queued tasks.
4412 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4414 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4415 (CASE_VALUES_THRESHOLD): Redefine.
4416 * config/avr/avr.c (avr_override_options): Remove initialization of
4417 avr_case_values_threshold variable.
4418 (avr_case_values_threshold): Remove variable. Add new function.
4419 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4420 * config/avr/avr.opt (mno-tablejump): Remove option.
4421 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4423 2009-04-01 DJ Delorie <dj@redhat.com>
4425 * varasm.c (default_function_rodata_section): Don't assume
4426 anything about where the first '.' in the section name is.
4428 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4430 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4431 rs6000_emit_stack_tie.
4433 2009-03-31 Ian Lance Taylor <iant@google.com>
4435 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4436 gimple_code with GIMPLE_RESX, not RESX.
4438 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4440 * c-common.c (c_get_ident): New.
4441 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4443 2009-04-01 Ben Elliston <bje@au.ibm.com>
4445 * config/rs6000/sysv4.opt (msdata): Improve option description.
4447 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4449 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4450 (divdf3_internal_lat): Remove.
4451 (divxf3_internal_lat): Remove.
4452 (divxf3_internal_thr): Remove.
4453 (divxf): Use divxf3_internal.
4454 * config/ia64/div.md (divsf3_internal_lat): New.
4455 (divdf3_internal_lat): New.
4456 (divxf3_internal): New.
4458 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4461 * Makefile.in (USE_GCC_STDINT): Define.
4462 (stmp-int-hdrs): Install stdint.h if applicable.
4463 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4465 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4466 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4467 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4468 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4469 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4470 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4471 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4472 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4473 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4474 (c_common_nodes_and_builtins): Initialize
4475 underlying_wchar_type_node. Do not initialize
4476 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4477 nodes for new types.
4478 (c_stddef_cpp_builtins): Define macros for new types.
4479 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4481 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4482 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4483 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4484 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4485 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4486 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4487 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4488 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4489 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4490 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4491 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4492 int16_type_node, int32_type_node, int64_type_node,
4493 uint8_type_node, uint16_type_node, c_uint32_type_node,
4494 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4495 int_least32_type_node, int_least64_type_node,
4496 uint_least8_type_node, uint_least16_type_node,
4497 uint_least32_type_node, uint_least64_type_node,
4498 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4499 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4500 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4501 uintptr_type_node): Define.
4502 * c-cppbuiltin.c (builtin_define_constants,
4503 builtin_define_type_minmax): New.
4504 (builtin_define_stdint_macros): Define more macros.
4505 (c_cpp_builtins): Define more limit macros.
4507 (builtin_define_type_max): Define in terms of
4508 builtin_define_type_minmax. Remove is_long parameter. All
4510 * config.gcc (use_gcc_stdint): Define.
4511 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4512 Add newlib-stdint.h for generic targets.
4513 * config/glibc-stdint.h, config/newlib-stdint.h,
4514 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4515 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4516 * config/score/score.h (UINTPTR_TYPE): Define.
4517 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4518 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4519 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4520 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4521 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4522 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4523 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4524 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4525 * config/spu/spu.h (STDINT_LONG32): Define.
4526 * configure.ac (use_gcc_stdint): Substitute.
4527 * configure: Regenerate.
4528 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4529 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4530 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4531 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4532 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4533 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4534 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4535 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4536 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4537 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4538 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4539 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4540 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4541 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4542 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4543 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4544 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4545 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4546 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4547 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4548 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4549 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4550 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4551 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4552 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4553 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4554 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4555 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4556 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4558 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4560 * loop-iv.c (suitable_set_for_replacement): Renamed from
4561 simplify_using_assignment; changed to return bool and to accept new
4562 args DEST and SRC. Return true iff we find a source/destination pair
4563 that can be used to make a replacement, and fill SRC and DEST if so.
4564 Remove arg ALTERED. Don't deal with altered regs here. All callers
4566 (simplify_using_initial_values): Deal with altered regs here and track
4567 more precisely the effect they have on the validity of our expression.
4569 * loop-iv.c (simplify_using_condition): A condition of the form
4570 (EQ REG CONST) can be used to simply make a substitution.
4571 (simplify_using_initial_values): Keep track of conditions we have seen
4572 and keep using them to simplify new expressions, while applying the
4573 same substitutions to them as to the expression.
4575 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4576 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4579 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4580 changed. Use this when trying to improve the upper bound.
4581 Generate the comparison by using simplify_gen_relational.
4583 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4585 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4587 (simplify_using_assignment, simplify_using_initial_values): Call
4588 replace_in_expr to make replacements. Call replace_single_def_regs
4589 once on the initial version of the expression.
4591 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4594 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4596 2009-03-31 Richard Guenther <rguenther@suse.de>
4599 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4600 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4602 2009-03-31 Richard Guenther <rguenther@suse.de>
4604 * tree.h (div_if_zero_remainder): Declare.
4605 * fold-const.c (div_if_zero_remainder): Export.
4606 * tree-ssa-forwprop.c
4607 (forward_propagate_addr_into_variable_array_index): Handle
4608 constant array index addition outside of the variable index.
4610 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4613 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4614 define_splits, floatunssi<mode>2): Require x87 conversions from
4615 DImode to be permitted.
4617 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4619 PR preprocessor/15638
4620 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4622 2009-03-31 Richard Guenther <rguenther@suse.de>
4626 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4627 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4628 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4629 a separate statement.
4630 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4631 (lookup_tmp_var): Likewise.
4632 (is_gimple_formal_tmp_or_call_rhs): Remove.
4633 (is_gimple_reg_or_call_rhs): Rename to ...
4634 (is_gimple_reg_rhs_or_call): ... this.
4635 (is_gimple_mem_or_call_rhs): Rename to ...
4636 (is_gimple_mem_rhs_or_call): ... this.
4637 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4638 DECL_GIMPLE_REG_P only if is_formal is true.
4639 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4640 for non-proper post-modify expression gimplification.
4641 (gimplify_self_mod_expr): For post-modify expressions gimplify
4642 the lvalue to a minimal lvalue.
4643 (rhs_predicate_for): Remove formal temp case.
4644 (gimplify_modify_expr_rhs): Likewise.
4645 (gimplify_addr_expr): Use is_gimple_reg.
4646 (gimplify_expr): Remove formal temp cases.
4647 (gimple_regimplify_operands): Likewise.
4648 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4649 and FILTER_EXPR like constants.
4650 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4652 (is_gimple_formal_tmp_rhs): Remove.
4653 (is_gimple_reg_rhs): Remove special casing.
4654 (is_gimple_mem_rhs): Fix.
4655 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4656 (is_gimple_formal_tmp_var): Remove.
4657 (is_gimple_formal_tmp_reg): Likewise.
4658 (is_gimple_min_lval): Allow invariant component ref parts.
4659 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4660 is_gimple_formal_tmp_reg): Remove declarations.
4661 * tree-cfg.c (verify_expr): Verify that variables with address
4662 taken do not have DECL_GIMPLE_REG_P set.
4663 * tree-mudflap.c (mf_build_check_statement_for): Use
4664 force_gimple_operand instead of gimplify_expr.
4666 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4668 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4669 schedulable rows to compute_split_row.
4671 2009-03-31 Ben Elliston <bje@au.ibm.com>
4674 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4677 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4679 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4680 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4681 * configure: Regenerate.
4682 * config.in: Regenerate.
4683 * config/rs6000/rs6000.opt (mtls-markers): Add.
4684 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4685 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4686 (tls_ld_aix, tls_ld_sysv): Likewise.
4687 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4688 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4690 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4692 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4694 2009-03-30 Jan Hubicka <jh@suse.cz>
4696 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4698 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4699 detection and label handling.
4701 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4703 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4704 left_conflicts_size.
4705 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4706 ALLOCNO_LEFT_CONFLICTS_SIZE.
4708 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4709 remove_allocno_from_bucket_and_push,
4710 allocno_spill_priority_compare, push_allocnos_to_stack,
4711 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4712 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4713 (setup_allocno_left_conflicts_num): Ditto. Rename to
4714 setup_allocno_left_conflicts_size.
4715 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4716 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4717 setup_allocno_left_conflicts_size instead of
4718 setup_allocno_left_conflicts_num.
4720 * ira-build.c (ira_create_allocno): Use
4721 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4722 ALLOCNO_LEFT_CONFLICTS_NUM.
4724 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4726 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4727 instead of DF_LR_OUT.
4729 * ira-lives.c (process_bb_node_lives): Ditto.
4731 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4732 instead of DF_LR_{OUT,IN}.
4734 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4736 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4738 2009-03-30 Jan Hubicka <jh@suse.cz>
4740 * except.c (label_to_region_map): Fix thinko.
4742 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4745 * tree.h (tree_find_value): New declaration.
4746 * tree.c (tree_find_value): New function.
4747 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4749 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4752 * c-decl.c (struct c_binding): Add locus field.
4753 (bind): Add locus argument, set locus field from it.
4754 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4755 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4756 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4757 implicitly_declare, undeclared_variable, lookup_label,
4758 declare_label, c_make_fname_decl, c_builtin_function,
4759 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4762 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4765 * config/i386/i386.c (classify_argument): Check total size of
4768 2009-03-30 Martin Jambor <mjambor@suse.cz>
4770 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4771 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4772 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4775 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4776 seen_variable_array_ref while also traversing a union.
4778 * tree-inline.c (optimize_inline_calls): Do not call
4779 cgraph_node_remove_callees.
4780 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4781 (pass_remove_cgraph_callee_edges): New variable.
4782 * passes.c (init_optimization_passes): Add
4783 pass_remove_cgraph_callee_edges after early inlining and before all
4784 late intraprocedural passes.
4786 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4788 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4790 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4793 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4795 * combine.c (simplify_comparison): Use have_insn_for.
4796 * dojump.c (do_jump): Likewise.
4798 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4800 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4801 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4802 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4803 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4804 instead of sparc_compare_emitted.
4805 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4806 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4807 instead of sparc_compare_emitted.
4809 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4811 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4812 enter/exit cfglayout mode.
4813 (pass_partition_block): Require it.
4814 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4815 (combine_instructions): Track basic blocks instead of labels.
4816 (update_cfg_for_uncondjump): New.
4817 (try_combine): Use it. Update jumps after rescanning.
4818 (pass_combine): Require PROP_cfglayout.
4819 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4821 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4823 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4824 Provide/destroy PROP_cfglayout respectively.
4825 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4826 * tree-pass.h (PROP_cfglayout): New.
4828 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4830 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4831 fold_convert_const_fixed_from_fixed,
4832 fold_convert_const_fixed_from_int,
4833 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4834 set TREE_CONSTANT_OVERFLOW.
4835 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4836 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4838 2009-03-30 Ira Rosen <irar@il.ibm.com>
4840 * tree-vect-loop-manip.c: New file.
4841 * tree-vectorizer.c: Update documentation and included files.
4842 (vect_loop_location): Make extern.
4843 (rename_use_op): Move to tree-vect-loop-manip.c
4844 (rename_variables_in_bb, rename_variables_in_loop,
4845 slpeel_update_phis_for_duplicate_loop,
4846 slpeel_update_phi_nodes_for_guard1,
4847 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4848 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4849 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4850 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4851 find_loop_location): Likewise.
4852 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4853 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4854 get_vectype_for_scalar_type, vect_is_simple_use,
4855 supportable_widening_operation, supportable_narrowing_operation):
4857 (bb_in_loop_p): Move to tree-vect-loop.c.
4858 (new_loop_vec_info, destroy_loop_vec_info,
4859 reduction_code_for_scalar_code, report_vect_op,
4860 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4861 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4862 (vect_supportable_dr_alignment): Likewise.
4863 * tree-vectorizer.h (tree-data-ref.h): Include.
4864 (vect_loop_location): Declare.
4865 Reorganize function declarations according to the new file structure.
4866 * tree-vect-loop.c: New file.
4867 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4868 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4869 * tree-vect-data-refs.c: New file.
4870 * tree-vect-patterns.c (timevar.h): Don't include.
4871 * tree-vect-stmts.c: New file.
4872 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4873 tree-vect-slp.c, tree-vect-loop.c.
4874 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4875 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4876 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4877 (tree-vect-analyze.o): Remove.
4878 (tree-vect-transform.o): Likewise.
4879 (tree-vect-data-refs.o): Add rule.
4880 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4881 tree-vect-slp.o): Likewise.
4882 (tree-vect-patterns.o): Remove redundant dependencies.
4883 (tree-vectorizer.o): Likewise.
4884 * tree-vect-slp.c: New file.
4886 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4888 * optc-gen.awk: Warn if an option flag has multiple different
4891 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4893 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4894 -floop-block): Document dependences on PPL, CLooG and Graphite.
4896 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4898 PR rtl-optimization/323
4899 * c-common.c (c_fully_fold, convert_and_check,
4900 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4901 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4902 * c-common.def (EXCESS_PRECISION_EXPR): New.
4903 * c-cppbuiltin.c (builtin_define_float_constants): Define
4904 constants with enough digits for long double.
4905 * c-lex.c (interpret_float): Interpret constant with excess
4906 precision where appropriate.
4907 * c-opts.c (c_common_post_options): Set
4908 flag_excess_precision_cmdline. Give an error for
4909 -fexcess-precision=standard for C++ for processors where the
4910 option is significant.
4911 * c-parser.c (c_parser_conditional_expression): Handle excess
4912 precision in condition.
4913 * c-typeck.c (convert_arguments): Handle arguments with excess
4915 (build_unary_op): Move excess precision outside operation.
4916 (build_conditional_expr): Likewise.
4917 (build_compound_expr): Likewise.
4918 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4919 (build_modify_expr): Handle excess precision in RHS.
4920 (convert_for_assignment): Handle excess precision in converted
4922 (digest_init, output_init_element, process_init_element): Handle
4923 excess precision in initializer.
4924 (c_finish_return): Handle excess precision in return value.
4925 (build_binary_op): Handle excess precision in operands and add
4926 excess precision as needed for operation.
4927 * common.opt (-fexcess-precision=): New option.
4928 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4929 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4930 For standard excess precision, output explicit conversion to and
4931 truncation from XFmode.
4932 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4933 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4934 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4935 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4936 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4937 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4938 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4939 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4940 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4941 define_splits, sqrt<mode>2): Disable where appropriate for
4942 standard excess precision.
4943 * convert.c (convert_to_real): Do not shorten arithmetic to type
4944 for which excess precision would be used.
4945 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4946 * doc/invoke.texi (-fexcess-precision=): Document option.
4947 (-mfpmath=): Correct index entry.
4948 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4949 flag_excess_precision): New.
4950 * langhooks.c (lhd_post_options): Set
4951 flag_excess_precision_cmdline.
4952 * opts.c (common_handle_option): Handle -fexcess-precision=.
4953 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4954 init_excess_precision): New.
4955 (lang_dependent_init_target): Call init_excess_precision.
4956 * tree.c (excess_precision_type): New.
4957 * tree.h (excess_precision_type): Declare.
4959 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4962 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4963 non-lvalue to component.
4965 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4967 PR preprocessor/34695
4968 * Makefile.in (c-opts.o): Depend on c-tree.h.
4969 * c-common.c: Move down include of diagnostic.h.
4970 (done_lexing, c_cpp_error): New.
4971 * c-common.h (done_lexing): Declare.
4972 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4974 * c-opts.c: Include c-tree.h.
4975 (c_common_init_options): Set preprocessor error callback.
4976 (c_common_handle_option): Do not set preprocessor
4977 inhibit_warnings, warnings_are_errors, warn_system_headers,
4978 pedantic_errors or inhibit_warnings flags.
4979 (c_common_post_options): Do not check cpp_errors (parse_in).
4980 (c_common_finish): Do not output dependencies if there were
4981 errors. Do not check return value of cpp_finish.
4982 * c-ppoutput.c (pp_file_change): Set input_location.
4983 * c-tree.h (c_cpp_error): Declare.
4984 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4986 (diagnostic_build_prefix): Check override_column.
4987 * diagnostic.h (diagnostic_info): Add override_column field.
4988 (diagnostic_override_column): Define.
4990 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4992 * c-common.c (c_expand_expr, c_staticp): Remove.
4993 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4994 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4995 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4996 * c-gimplify.c (gimplify_compound_literal_expr,
4997 optimize_compound_literals_in_ctor): Remove.
4998 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4999 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5000 * c-semantics.c (emit_local_var): Remove.
5002 * langhooks-def.h (lhd_expand_expr): Remove.
5003 * langhooks.c (lhd_expand_expr): Remove.
5004 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5006 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5007 handling from c-semantics.c; don't call into langhook.
5008 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5009 * gimplify.c (gimplify_compound_literal_expr,
5010 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5011 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5012 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5013 as was done in c-gimplify.c.
5014 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5015 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5016 Move from c-common.h.
5017 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5019 * tree.c (staticp): Do not call langhook.
5020 * langhooks.c (lhd_staticp): Delete.
5021 * langhooks-def.h (lhd_staticp): Delete prototype.
5022 (LANG_HOOKS_STATICP): Delete.
5023 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5025 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5026 instead of DECL_STMTs.
5028 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5036 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5038 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5039 contained expression.
5040 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5041 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5042 conditional expressions for C.
5043 (decl_constant_value_for_optimization): Move from
5044 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5045 whether optimizing and that the expression is a VAR_DECL not of
5046 array type instead of doing such checks in the caller. Do not
5047 check pedantic. Call gcc_unreachable for C++.
5048 * c-common.def (C_MAYBE_CONST_EXPR): New.
5049 * c-common.h (c_fully_fold, c_save_expr,
5050 decl_constant_value_for_optimization): New prototypes.
5051 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5052 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5053 EXPR_INT_CONST_OPERANDS): Define.
5054 * c-convert.c (convert): Strip nops from expression.
5055 * c-decl.c (groktypename): Take extra parameters expr and
5056 expr_const_operands. Update call to grokdeclarator.
5057 (start_decl): Update call to grokdeclarator. Add statement for
5058 expressions used in type of decl.
5059 (grokparm): Update call to grokdeclarator.
5060 (push_parm_decl): Update call to grokdeclarator.
5061 (build_compound_literal): Add parameter non_const and build a
5062 C_MAYBE_COSNT_EXPR if applicable.
5063 (grokdeclarator): Take extra parameters expr and
5064 expr_const_operands. Track expressions used in declaration
5065 specifiers and declarators. Fold array sizes and track whether
5066 they are constant expressions and whether they are integer
5067 constant expressions.
5068 (parser_xref_tag): Set expr and expr_const_operands fields in
5070 (grokfield): Update call to grokdeclarator.
5071 (start_function): Update call to grokdeclarator.
5072 (build_null_declspecs): Set expr and expr_const_operands fields in
5074 (declspecs_add_type): Handle expressions in typeof specifiers.
5075 * c-parser.c (c_parser_declspecs): Set expr and
5076 expr_const_operands fields for declaration specifiers.
5077 (c_parser_enum_specifier): Likewise.
5078 (c_parser_struct_or_union_specifier): Likewise.
5079 (c_parser_typeof_specifier): Likewise. Update call to
5080 groktypename. Fold expression as needed. Return expressions with
5081 type instead of adding statements.
5082 (c_parser_attributes): Update calls to c_parser_expr_list.
5083 (c_parser_statement_after_labels): Fold expression before passing
5084 to objc_build_throw_stmt.
5085 (c_parser_condition): Fold expression.
5086 (c_parser_asm_operands): Fold expression.
5087 (c_parser_conditional_expression): Use c_save_expr. Update call
5088 to build_conditional_expr.
5089 (c_parser_alignof_expression): Update call to groktypename.
5090 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5091 original_code. Fold expression argument of va_arg. Create
5092 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5093 argument to va_arg. Update calls to groktypename. Fold array
5094 index for offsetof. Verify that first argument to
5095 __builtin_choose_expr has integer type.
5096 (c_parser_postfix_expression_after_paren_type): Update calls to
5097 groktypename and build_compound_literal. Handle expressions with
5098 side effects in type name.
5099 (c_parser_postfix_expression_after_primary): Update call to
5100 c_parser_expr_list. Set original_code for calls to
5101 __builtin_constant_p.
5102 (c_parser_expr_list): Take extra parameter fold_p. Fold
5103 expressions if requested.
5104 (c_parser_objc_type_name): Update call to groktypename.
5105 (c_parser_objc_synchronized_statement): Fold expression.
5106 (c_parser_objc_receiver): Fold expression.
5107 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5108 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5109 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5110 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5111 (struct c_typespec): Add elements expr and expr_const_operands.
5112 (struct c_declspecs): Add elements expr and expr_const_operands.
5113 (groktypename, build_conditional_expr, build_compound_literal):
5115 (in_late_binary_op): Declare.
5116 * c-typeck.c (note_integer_operands): New function.
5117 (in_late_binary_op): New variable.
5118 (decl_constant_value_for_broken_optimization): Move to c-common.c
5119 and rename to decl_constant_value_for_optimization.
5120 (default_function_array_conversion): Do not strip nops.
5121 (default_conversion): Do not call
5122 decl_constant_value_for_broken_optimization.
5123 (build_array_ref): Do not fold result.
5124 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5125 result when operand is a VLA.
5126 (c_expr_sizeof_type): Update call to groktypename. Handle
5127 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5128 result when operand names a VLA type.
5129 (build_function_call): Update call to build_compound_literal.
5130 Only fold result for calls to __builtin_* functions. Strip
5131 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5132 the function designator.
5133 (convert_arguments): Fold arguments. Update call to
5134 convert_for_assignment.
5135 (build_unary_op): Handle increment and decrement of
5136 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5137 decrement earlier. Fold operand of increment and decrement.
5138 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5139 built for integer operand. Wrap returns that are INTEGER_CSTs
5140 without being integer constant expressions or that have integer
5141 constant operands without being INTEGER_CSTs.
5142 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5143 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5144 result is an integer constant expression or can be used in
5145 unevaluated parts of one and avoid folding and wrap as
5146 appropriate. Fold operands before possibly doing -Wsign-compare
5148 (build_compound_expr): Wrap result for C99 if operands can be used
5149 in integer constant expressions.
5150 (build_c_cast): Update call to digest_init. Do not ignore
5151 overflow from casting floating-point constants to integers. Wrap
5152 results that could be confused with integer constant expressions,
5153 null pointer constants or floating-point constants.
5154 (c_cast_expr): Update call to groktypename. Handle expressions
5155 included in type name.
5156 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5157 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5158 Update calls to convert_for_assignment.
5159 (convert_for_assignment): Take new parameter
5160 null_pointer_constant. Do not strip nops or call
5161 decl_constant_value_for_broken_optimization. Set
5162 in_late_binary_op for conversions to boolean.
5163 (store_init_value): Update call to digest_init.
5164 (digest_init): Take new parameter null_pointer_constant. Do not
5165 call decl_constant_value_for_broken_optimization. pedwarn for
5166 initializers not constant expressions. Update calls to
5167 convert_for_assignment.
5168 (constructor_nonconst): New.
5169 (struct constructor_stack): Add nonconst element.
5170 (really_start_incremental_init, push_init_level, pop_init_level):
5171 Handle constructor_nonconst and nonconst element.
5172 (set_init_index): Call constant_expression_warning for array
5174 (output_init_element): Fold value. Set constructor_nonconst as
5175 applicable. pedwarn for initializers not constant expressions.
5176 Update call to digest_init. Call constant_expression_warning
5177 where constant initializers are required.
5178 (process_init_element): Use c_save_expr.
5179 (c_finish_goto_ptr): Fold expression.
5180 (c_finish_return): Fold return value. Update call to
5181 convert_for_assignment.
5182 (c_start_case): Fold switch expression.
5183 (c_process_expr_stmt): Fold expression.
5184 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5185 ensure statement expression is not evaluated in constant expression.
5186 (build_binary_op): Track whether results are integer constant
5187 expressions or may occur in such, disable folding and wrap results
5188 as applicable. Fold operands for -Wsign-compare warnings unless
5190 (c_objc_common_truthvalue_conversion): Handle results folded to
5191 integer constants that are not integer constant expressions.
5192 * doc/extend.texi: Document when typeof operands are evaluated,
5193 that condition of __builtin_choose_expr is an integer constant
5194 expression, and more about use of __builtin_constant_p in
5197 2009-03-29 Richard Guenther <rguenther@suse.de>
5199 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5200 propagate addresses of array references.
5202 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5204 * regmove.c (perhaps_ends_bb_p): Remove.
5205 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5206 from INSN and check that the main loop stays within that basic block.
5207 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5208 (regmove_forward_pass): Split out from regmove_optimize. Use
5209 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5210 (regmove_backward_pass): Split out from regmove_optimize. Use
5211 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5212 (regmove_optimize): Simplify.
5214 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5217 * config/i386/i386.c (classify_argument): Ignore flexible array
5218 member in struct and warn ABI change.
5220 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5222 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5224 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5225 (ix86_adjust_cost): Updated.
5227 2009-03-29 Jan Hubicka <jh@suse.cz>
5230 * tree-pass.h (pass_cleanup_eh): New function.
5231 (remove_unreachable_regions): Break code handling RTL
5232 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5233 that can not be reached by runtime.
5234 (can_be_reached_by_runtime): New function.
5235 (label_to_region_map): New function.
5236 (num_eh_regions): New function.
5237 (rtl_remove_unreachable_regions): New function.
5238 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5239 (remove_eh_region): New function.
5240 * except.h: Include sbitmap and vecprim.
5241 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5242 num_eh_regions): Declare.
5243 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5244 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5245 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5246 (tree_empty_eh_handler_p): New function.
5247 (cleanup_empty_eh): New function.
5248 (cleanup_eh): New function.
5249 (pass_cleanup_eh): New function.
5251 2009-03-29 Jan Hubicka <jh@suse.cz>
5253 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5254 for removed regions.
5256 2009-03-29 Jan Hubicka <jh@suse.cz>
5258 * except.c (dump_eh_tree): Dump all datastructures.
5260 2009-03-29 Jan Hubicka <jh@suse.cz>
5262 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5263 (duplicate_eh_regions_1): Likewise.
5264 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5265 vector; call EH verification.
5266 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5267 Be ready for region being removed.
5269 2009-03-29 Jan Hubicka <jh@suse.cz>
5271 * bitmap.c (bitmap_last_set_bit): New function.
5272 * bitmap.h (bitmap_last_set_bit): Declare.
5274 2009-03-29 David Ayers <ayers@fsfe.org>
5277 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5278 by calling objc_compare_types and surpress warnings about
5279 incompatible C pointers that are compatible ObjC pointers.
5281 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5283 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5284 call initialize_inline_failed.
5285 (initialize_inline_failed): Move it from here ...
5286 * cgraph.c (initialize_inline_failed): ... to here.
5287 (cgraph_create_edge): Call initialize_inline_failed rather than
5288 setting inline_failed directly.
5290 2009-03-29 Ben Elliston <bje@au.ibm.com>
5293 * sysv4.opt (msdata): Improve comment.
5294 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5295 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5297 2009-03-29 Ben Elliston <bje@au.ibm.com>
5300 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5301 load and store attributes.
5303 2009-03-29 Ben Elliston <bje@au.ibm.com>
5305 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5306 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5307 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5308 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5309 __builtin_infq and __builtin_huge_valq.
5311 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5313 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5315 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5316 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5318 2009-03-28 Xinliang David Li <davidxl@google.com>
5320 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5321 (do_dbg_cnt): New function.
5323 2009-03-28 Jan Hubicka <jh@suse.cz>
5325 Merge from pretty-ipa:
5327 2009-03-27 Jan Hubicka <jh@suse.cz>
5329 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5330 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5331 * passes.c (function_called_by_processed_nodes_p): New.
5332 * ipa-pure-const.c (check_call): Fix handling of operands.
5333 (analyze_function): Dump debug output for skipped bodies.
5334 (local_pure_const): Use function_called_by_processed_nodes_p.
5335 * dwarf2out.c (reference_to_unused): Use output.
5336 * passes.c (do_per_function_toporder): Likewise.
5338 2008-11-12 Jan Hubicka <jh@suse.cz>
5340 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5341 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5342 state_set_in_source enum
5343 (check_decl): Ignore memory tags; do not set fake looping flags;
5345 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5346 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5347 (check_call, analyze_function): Rewrite.
5349 (add_new_function): Update call of analyze_function.
5350 (generate_summary): Add call of analyze_function.
5351 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5352 (local_pure_const): New function.
5353 (pass_local_pure_const): New pass.
5354 * ipa-inline.c (inline_transform): Set after_inlining.
5355 * tree-eh.c (stmt_can_throw_external): New.
5356 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5357 work with aliasing built.
5358 * tree-flow.h (stmt_can_throw_external): New.
5359 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5360 and local pure/const pass in early and late optimization queue.
5362 2009-03-28 Martin Jambor <mjambor@suse.cz>
5364 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5366 (fold_binary): Allow function decl aligment consideration is the
5367 second argument is integer constant one.
5368 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5369 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5370 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5372 2009-03-28 Jan Hubicka <jh@suse.cz>
5374 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5375 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5376 * function.h (rtl_data): Add nothrow flag.
5377 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5378 set DECL_NOTHROW for AVAILABLE functions.
5380 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5382 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5383 following vector keyword has expansion starting with pixel or bool
5384 keyword, expand vector to __vector and pixel or bool to __pixel or
5388 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5389 warn_if_disallowed_function_p): Removed.
5390 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5391 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5392 warning_if_disallowed_function_p.
5393 * flags.h (warn_if_disallowed_function_p,
5394 warn_disallowed_functions): Removed.
5395 * common.opt (Wdisallowed-function-list=): Removed.
5396 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5398 2009-03-28 Richard Guenther <rguenther@suse.de>
5400 PR tree-optimization/38723
5401 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5404 2009-03-28 Jan Hubicka <jh@suse.cz>
5406 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5407 test introduced by my previous patch.
5409 2009-03-28 Richard Guenther <rguenther@suse.de>
5411 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5412 the PHIs value undefined.
5414 2009-03-28 Jan Hubicka <jh@suse.cz>
5416 * tree-pass.h (pass_fixup_cfg): New pass.
5417 * ipa-inline.c (inline_transform): Set
5418 always_inline_functions_inlined/after_inlining.
5419 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5420 (pass_fixup_cfg): New pass.
5421 * passes.c (init_optimization_passes): Add fixup_cfg.
5423 2009-03-28 Richard Guenther <rguenther@suse.de>
5425 PR tree-optimization/38458
5426 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5427 argument use the arguments copy-of value.
5429 2009-03-28 Richard Guenther <rguenther@suse.de>
5431 PR tree-optimization/38180
5432 * tree-ssa-ccp.c (get_default_value): Simplify.
5433 (likely_value): Likewise.
5434 (surely_varying_stmt_p): Properly handle VOP case.
5435 (ccp_initialize): Likewise.
5436 (ccp_fold): Handle propagating through *&.
5437 (fold_const_aggregate_ref): Also handle decls.
5439 2009-03-28 Jan Hubicka <jh@suse.cz>
5441 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5442 * cgraph.h (cgraph_node): Likewise.
5443 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5444 (cgraph_reset_node): Use process flag.
5445 (cgraph_mark_functions_to_output): Likewise.
5446 (cgraph_expand_function): Likewise.
5447 (cgraph_expand_all_functions): Likewise.
5448 (cgraph_output_in_order): Likewise.
5449 * dwarf2out.c (reference_to_unused): Likewise.
5450 * passes.c do_per_function_toporder): Likewise.
5452 2009-03-28 Jan Hubicka <jh@suse.cz>
5454 Bring from lto-branch:
5456 2008-09-03 Doug Kwan <dougkwan@google.com>
5458 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5459 enums instead of reason strings.
5460 * cgraph.c (cgraph_create_edge): Same.
5461 (cgraph_inline_failed_string): New function.
5462 * cgraph.h (cgraph_inline_failed_t): New enum type.
5463 (cgraph_inline_failed_string): New prototype.
5464 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5465 char pointer to cgraph_inline_failed_t.
5466 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5467 (cgraph_default_inline_p): Ditto.
5468 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5469 to cgraph_inline_failed_t pointer.
5470 * cif-code.def: New file.
5471 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5473 (cgraph_check_inline_limits): Change type of REASON to pointer to
5474 cgraph_inline_failed_t. Replace reason strings with enums.
5475 (cgraph_default_inline_p): Ditto.
5476 (cgraph_recursive_inlining_p): Ditto.
5477 (update_caller_keys): Change type of FAILED_REASON to
5478 cgraph_inline_failed_t.
5479 (cgraph_set_inline_failed): Change type of REASON to pointer to
5480 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5481 convert enums to strings for text output.
5482 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5483 to be of type cgraph_inline_failed_t. Replace reason strings with
5484 enums. Call cgraph_inline_failed_string to covert enums
5485 to strings for text output.
5486 (cgraph_decide_inlining): Replace reason strings with enums.
5487 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5488 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5490 * tree-inline.c (expand_call_inline): Change type of REASON
5491 to cgraph_inline_failed_t. Replace reason strings with enums.
5492 Call cgraph_inline_failed_string for text output.
5493 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5496 2009-03-28 Jan Hubicka <jh@suse.cz>
5498 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5499 cgraph_clone_node): Remove master clone handling.
5500 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5501 * cgraph.h (master_clone): Remove.
5502 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5503 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5504 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5506 2009-03-28 Jan Hubicka <jh@suse.cz>
5508 * cgraph.c (cgraph_function_body_availability): Functions declared
5509 inline are always safe to assume that it is not going to be replaced.
5511 2009-03-28 Richard Guenther <rguenther@suse.de>
5513 PR tree-optimization/38513
5514 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5516 EXC_PTR_EXPR and FILTER_EXPR.
5517 (get_ref_from_reference_ops): Likewise.
5519 2009-03-28 Richard Guenther <rguenther@suse.de>
5521 PR tree-optimization/38968
5522 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5523 Use FLOOR_MOD_EXPR to compute misalignment.
5525 2009-03-28 Richard Guenther <rguenther@suse.de>
5527 PR tree-optimization/37795
5528 * tree.h (combine_comparisons): Declare.
5529 * fold-const.c (combine_comparisons): Export.
5530 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5532 (ifcombine_iforif): Use combine_comparisons.
5534 2009-03-28 Jan Hubicka <jh@suse.cz>
5536 * tree-eh.c (inlinable_call_p): New function.
5537 (make_eh_edges): Use it.
5538 (verify_eh_edges): Use it.
5539 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5540 * except.c (reachable_next_level): Add inlinable_function argument
5541 (sjlj_find_directly_reachable_regions): Update.
5542 (add_reachable_handler): Do not set saw_any_handlers.
5543 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5544 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5545 Add new inlinable call parameter.
5546 (can_throw_internal, can_throw_external): Update.
5547 * except.h (can_throw_internal_1, can_throw_external_1,
5548 foreach_reachable_handler): Update declaration.
5550 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5552 * config/arm/t-arm-coff, config/h8300/coff.h,
5553 config/i386/i386-aout.h, config/i386/i386-coff.h,
5554 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5555 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5556 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5557 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5558 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5559 sys-types.h: Remove.
5560 * Makefile.in: Remove protoize and fixproto support and references
5562 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5563 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5565 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5566 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5567 unprotoize$(exeext).
5568 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5569 (.PHONY): Don't depend on proto.
5570 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5571 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5572 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5573 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5574 build/gen-protos.o, build/scan.o, xsys-protos.h,
5575 build/fix-header$(build_exeext), build/fix-header.o,
5576 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5577 stmp-install-fixproto): Remove.
5578 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5579 SYSCALLS.c or fixproto files.
5580 (install-common): Don't install protoize.
5581 (install-headers-tar, install-headers-cpio, install-headers-cp):
5582 Don't depend on $(STMP_FIXPROTO).
5583 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5584 install fixproto files or write out fixproto settings.
5585 (uninstall): Don't uninstall protoize.
5586 * config.gcc (use_fixproto): Remove.
5587 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5588 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5589 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5590 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5591 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5592 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5593 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5594 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5595 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5596 * config/t-vxworks (STMP_FIXPROTO): Remove.
5597 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5598 STMP_FIXPROTO): Remove.
5599 * config.in, configure: Regenerate.
5600 * crtstuff.c (gid_t, uid_t): Don't undefine.
5601 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5602 (arm-*-coff, arm-*-aout: Remove target entries.
5603 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5604 Remove mention of AIX 4.1.
5605 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5606 * doc/invoke.texi (Running Protoize): Remove.
5607 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5608 (Protoize Caveats): Remove.
5609 * tsystem.h: Update comments on headers assumed to exist.
5611 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5613 * genautomata.c: Add a new year to the copyright. Add a new
5615 (struct insn_reserv_decl): Add comments for member bypass_list.
5616 (find_bypass): Remove.
5617 (insert_bypass): New.
5618 (process_decls): Use insert_bypass.
5619 (output_internal_insn_latency_func): Output all bypasses with the
5620 same input insn in one switch case.
5622 * rtl.def (define_bypass): Describe bypass choice.
5623 * doc/md.texi (define_bypass): Ditto.
5625 2009-03-27 Richard Guenther <rguenther@suse.de>
5627 * gimplify.c (mark_addressable): Export.
5628 * tree-flow.h (mark_addressable): Declare.
5629 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5630 * tree-ssa.c (verify_phi_args): Verify that address taken
5631 variables have TREE_ADDRESSABLE set.
5633 2009-03-27 Richard Guenther <rguenther@suse.de>
5635 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5636 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5637 Do not mark decls TREE_ADDRESSABLE.
5638 (build_fold_addr_expr): Adjust.
5639 (fold_addr_expr): Remove.
5640 (fold_unary): Use build_fold_addr_expr.
5641 (fold_comparison): Likewise.
5642 (split_address_to_core_and_offset): Likewise.
5643 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5645 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5646 (gimplify_modify_expr_to_memcpy): Mark source and destination
5648 * omp-low.c (create_omp_child_function): Mark the object decl
5650 (lower_rec_input_clauses): Mark the var we take the address of
5652 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5654 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5657 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5658 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5660 2009-03-27 Richard Guenther <rguenther@suse.de>
5662 PR tree-optimization/39120
5663 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5665 (handle_lhs_call): Process return constraints. Add escape
5666 constraints if necessary.
5667 (handle_const_call): Fill out return constraints. Make nested
5668 case more precise. Avoid consttmp if possible.
5669 (handle_pure_call): Fill out return constraints. Avoid
5670 callused if possible.
5671 (find_func_aliases): Simplify call handling.
5673 2009-03-27 Richard Guenther <rguenther@suse.de>
5675 PR tree-optimization/39120
5676 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5677 as a representative.
5678 (solve_graph): Do propagate CALLUSED.
5679 (handle_pure_call): Use a scalar constraint from CALLUSED for
5681 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5684 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5687 * c-common.c (handle_aligned_attribute): Properly check alignment
5688 overflow. Use (1U << i) instead of (1 << i).
5690 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5692 * expr.h (get_mem_align_offset): Updated.
5694 * tree.h (tree_decl_common): Change align to "unsigned int" and
5695 move it before pointer_alias_set.
5697 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5698 Jakub Jelinek <jakub@redhat.com>
5701 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5702 gr_register_operand with gr_reg_or_0_operand.
5703 (cmpxchg_rel_di): Likewise.
5704 (sync_lock_test_and_set<mode>): Likewise.
5706 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5708 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5709 (true_regnum): Likewise.
5711 * rtlanal.c (subreg_info): Moved to ...
5712 * rtl.h (subreg_info): Here. New.
5713 (subreg_get_info): New.
5715 * rtlanal.c (subreg_get_info): Make it extern.
5717 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5720 * config/i386/i386.c (ix86_abi): New.
5721 (override_options): Handle -mabi=.
5722 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5723 (ix86_call_abi_override): Likewise.
5724 (init_cumulative_args): Likewise.
5725 (function_arg_advance): Likewise.
5726 (function_arg_64): Likewise.
5727 (function_arg): Likewise.
5728 (ix86_pass_by_reference): Likewise.
5729 (ix86_function_value_regno_p): Likewise.
5730 (ix86_build_builtin_va_list_abi): Likewise.
5731 (setup_incoming_varargs_64): Likewise.
5732 (is_va_list_char_pointer): Likewise.
5733 (ix86_init_machine_status): Likewise.
5734 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5735 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5736 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5737 (ix86_function_abi): Make it static and return enum calling_abi.
5738 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5740 (ix86_fn_abi_va_list): Updated.
5742 * config/i386/i386.h (ix86_abi): New.
5743 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5744 (CONDITIONAL_REGISTER_USAGE): Likewise.
5745 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5746 (machine_function): Likewise.
5748 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5750 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5751 (STACK_BOUNDARY): Likewise.
5752 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5754 * config/i386/i386.opt (mabi=): New.
5756 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5757 return enum calling_abi.
5758 (ix86_function_type_abi): Likewise.
5759 (ix86_function_abi): Removed.
5761 * doc/invoke.texi: Document -mabi= option for x86.
5763 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * builtins.c (real_dconstp): Delete.
5766 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5768 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5769 Jakub Jelinek <jakub@redhat.com>
5772 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5773 (gen_subprogram_die): When a function is explicit, generate the
5774 DW_AT_explicit attribute.
5775 * langhooks.h (struct lang_hooks_for_decls): Add
5776 function_decl_explicit_p langhook.
5777 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5778 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5780 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5782 * builtins.c (fold_builtin_memory_op): Optimize memmove
5783 into memcpy if we can prove source and destination don't overlap.
5785 * tree-inline.c: Include gt-tree-inline.h.
5786 (clone_fn_id_num): New variable.
5787 (clone_function_name): New function.
5788 (tree_function_versioning): Use it.
5789 * Makefile.in (GTFILES): Add tree-inline.c.
5791 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5793 * BASE-VER: Change to 4.5.0.
5795 2009-03-27 Xinliang David Li <davidxl@google.com>
5797 PR tree-optimization/39557
5798 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5800 2009-03-27 Xinliang David Li <davidxl@google.com>
5802 PR tree-optimization/39548
5803 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5806 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5808 * c-common.c (pointer_int_sum): Use %wd on return from
5811 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5813 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5814 on return from tree_low_cst.
5816 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5819 * ginclude/stdarg.h (va_copy): Define also for
5820 __GXX_EXPERIMENTAL_CXX0X__.
5822 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5825 * builtins.h (c_strlen): Do not warn here.
5826 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5827 * c-common.c (pointer_int_sum): Take an explicit location.
5828 Warn about offsets out of bounds.
5829 * c-common.h (pointer_int_sum): Adjust declaration.
5831 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5833 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5836 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5839 * opts.c (warn_if_disallowed_function_p): Don't assume
5840 get_callee_fndecl must return non-NULL.
5842 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5844 PR rtl-optimization/39522
5845 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5846 when reg_reloaded_valid is set.
5848 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5850 * config/spu/divv2df3.c: New file.
5851 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5852 (DPBIT_FUNCS): Filter out _div_df.
5854 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5856 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5857 a jump insn, count that jump in the distance to the loop start.
5859 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5862 * config/sh/sh.c (calc_live_regs): Fix condition for global
5863 registers except PIC_OFFSET_TABLE_REGNUM.
5865 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5868 * doc/invoke.texi (-mconsole): New.
5872 (-mnop-fun-dllimport): New.
5876 (sub section "i386 and x86-64 Windows Options"): New.
5878 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5880 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5881 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5883 2009-03-25 Richard Guenther <rguenther@suse.de>
5886 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5889 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5891 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5892 neither of haifa/selective schedulers are working.
5894 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5896 * doc/invoke.texi (Debugging Options): Fix description of
5897 -fno-merge-debug-strings.
5899 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5901 * config/cris/libgcc.ver: New version-script.
5902 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5904 * configure.ac <GAS features, nop mnemonic>: Add pattern
5905 crisv32-*-* for "nop".
5906 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5907 * configure: Regenerate.
5909 2009-03-24 Ira Rosen <irar@il.ibm.com>
5911 PR tree-optimization/39529
5912 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5913 mark_sym_for_renaming for the tag copied to the new vector
5916 2009-03-24 Arthur Loiret <aloiret@debian.org>
5918 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5919 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5920 EXTRA_SPEC_FUNCTIONS.
5921 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5922 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5923 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5924 -march and -mtune options.
5926 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5928 * config/m68k/t-rtems: Add m5329 multilib.
5930 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5931 Jakub Jelinek <jakub@redhat.com>
5934 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5937 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5940 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5941 instead of c_parser_expression_conv, if original_code isn't one of the
5942 4 allowed comparison codes, fail.
5944 2009-03-23 Richard Guenther <rguenther@suse.de>
5946 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5947 * tree.h (struct tree_type): Likewise.
5948 * reload.h (struct insn_chain): Likewise.
5949 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5950 * function.h (struct function): Likewise.
5951 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5953 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5955 PR tree-optimization/39516
5956 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5958 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5960 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5961 should be set true if BITS_PER_WORD of target is bigger than 32
5963 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5965 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5966 Translate -B-options to -rpath-link. Correct existing
5967 rpath-link and conditionalize on !nostdlib.
5969 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5971 * doc/extend.texi (Function Attributes, Variable Attributes):
5973 * doc/invoke.texi (Debugging Options, Optimize Options)
5974 (i386 and x86-64 Options, MCore Options): Likewise.
5976 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5979 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5980 it for block local namespace aliases.
5981 (gen_decl_die): Pass context_die to gen_namespace_die.
5983 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5986 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5987 minimum or maximum value.
5989 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5991 * reginfo.c (globalize_reg): Recompute derived reg sets.
5993 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5996 * libgcc2.c (mprotect): Do not use signed arguments for
5997 VirtualProtect, use DWORD arguments. Also fix the 'may
5998 be used uninitialized' warning for the np variable.
6000 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6003 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6004 functions using regparm calling conventions when not optimizing.
6005 (ix86_function_sseregparm): Similarly for sseregparm calling
6008 2009-03-19 Li Feng <nemokingdom@gmail.com>
6011 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6012 dependence if the first conflict is after niter iterations.
6014 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6017 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6018 functions with dynamic stack-pointer adjustments.
6020 2009-03-19 Ben Elliston <bje@au.ibm.com>
6022 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6023 option; change to -msdata=data.
6025 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6027 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6030 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6033 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6035 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6037 * doc/invoke.texi (Code Gen Options): Expand discussion of
6040 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6042 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6043 * matrix-reorg.c (struct matrix_info): Likewise.
6044 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6045 * rtl.h (struct mem_attrs): Likewise.
6046 * df.h (struct df): Likewise.
6047 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6048 * ira-int.h (struct ira_allocno): Likewise.
6049 * df-scan.c (struct df_collection_rec): Likewise.
6050 * ira.c (struct equivalence): Likewise.
6051 * function.c (struct temp_slot): Likewise.
6052 * cfgloop.h (struct loop): Likewise.
6055 * function.c (use_register_for_decl): When not optimizing, disregard
6056 register keyword for variables with types containing methods.
6058 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6061 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6062 (is_simple_operand): Call contains_component_ref_p before calling data
6063 reference analysis that would fail on COMPONENT_REFs.
6065 * tree-vrp.c (search_for_addr_array): Fix formatting.
6067 2009-03-18 Richard Guenther <rguenther@suse.de>
6069 * tree-vect-transform.c (vect_loop_versioning): Fold the
6070 generated comparisons.
6071 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6072 (slpeel_tree_peel_loop_to_edge): Likewise.
6074 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6077 * opts.c (print_specific_help): In addition to `undocumented',
6078 accept `separate' and `joined' flags if passed alone. Describe
6079 output by the first matched one of those.
6080 (common_handle_option): Skip over empty strings.
6081 * gcc.c (display_help): Fix help string for `--help='.
6082 * doc/invoke.texi (Option Summary, Overall Options): With
6083 `--help=', classes and qualifiers can both be repeated, but
6084 only the latter can be negated. One should not pass only
6085 negated qualifiers. Fix markup and examples.
6088 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6090 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6091 and -fhelp=separate.
6093 2009-03-17 Jing Yu <jingyu@google.com>
6096 * function.h (struct rtl_data): Move is_thunk from here...
6097 (struct function): ...to here.
6098 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6099 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6101 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6103 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6104 (alpha_output_function_end_prologue): Likewise.
6105 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6106 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6107 (rs6000_output_function_epilogue): Likewise.
6108 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6110 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6113 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6114 from different units in a single alternative.
6115 (*truncdfsf_i387): Ditto.
6116 (*truncxfsf2_mixed): Ditto.
6117 (*truncxfdf2_mixed): Ditto.
6119 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6121 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6122 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6125 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6126 unused non-artificial variables when not optimizing.
6129 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6130 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6131 NAMESPACE_DECL in its DECL_INITIAL.
6134 * optabs.c (set_user_assembler_libfunc): New function.
6135 * expr.h (set_user_assembler_libfunc): New prototype.
6136 * c-common.c: Include libfuncs.h.
6137 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6138 for memcmp, memset, memcpy, memmove and abort.
6139 * Makefile.in (c-common.o): Depend on libfuncs.h.
6142 * dwarf2out.c (gen_inlined_enumeration_type_die,
6143 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6144 gen_tagged_type_instantiation_die): Removed.
6145 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6148 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6151 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6153 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6154 (check-parallel-%): Ditto.
6155 (check-consistency): Ditto.
6157 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6159 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6160 local variable rhs by NULL_TREE.
6162 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6165 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6167 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6170 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6172 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6175 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6176 for ms->sysv ABI calls only in 64bit mode.
6178 * config/i386/i386.md (untyped_call): Support 32bit.
6180 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6182 * doc/extend.texi: Replace x86_65 with x86_64.
6184 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6186 PR tree-optimization/39455
6187 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6188 mismatches for POINTER_TYPE_P (type).
6189 (number_of_iterations_le): Likewise.
6191 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6193 * config/picochip/picochip.c: Removed profiling support.
6194 * config/picochip/picochip.md: Removed profiling instruction.
6195 * config/picochip/picochip.h: Removed profiling builtin.
6197 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6199 * doc/install.texi (--with-host-libstdcxx): Document.
6201 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6204 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6205 generate a warning if the function name does not begin with
6206 "__vector" and the function has either the 'signal' or 'interrupt'
6207 attribute, from here to ...
6208 (avr_declare_function_name): ...here. New function.
6209 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6210 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6212 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6215 * cse.c (fold_rtx): Don't modify original const_arg1 when
6216 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6217 separate variable instead.
6218 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6219 from out of range shift counts.
6220 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6222 2009-03-13 Catherine Moore <clm@codesourcery.com>
6224 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6225 diagnostic.h with $(DIAGNOSTIC_H).
6227 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6230 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6232 * config/i386/sync.md (sync_compare_and_swap<mode>,
6233 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6234 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6236 (sync_double_compare_and_swapdi_pic,
6237 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6238 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6240 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6243 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6245 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6248 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6249 (avx_addsubv4df3): Likewise.
6250 (*avx_addsubv4sf3): Likewise.
6251 (sse3_addsubv4sf3): Likewise.
6253 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6256 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6258 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6261 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6262 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6263 registers for allocnos created from user-defined variables.
6265 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6268 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6269 of non-integer mode as well.
6271 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6273 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6274 for functions for which the parameter types are unknown.
6276 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6279 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6280 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6281 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6282 * config/i386/i386.c (ix86_local_alignment): For
6283 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6284 long long variables on the stack to avoid dynamic realignment.
6285 Allow the first argument to be a decl rather than type.
6286 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6288 2009-03-11 Nick Clifton <nickc@redhat.com>
6291 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6293 Add description to mno-lsim option.
6294 * config/mcore/mcore.h: Remove comment about deprecated m4align
6296 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6297 * doc/invoke.texi: Add description of mno-lsim and
6298 mstack-increment options.
6300 * config/fr30/fr30.opt: Document the -mno-lsim option.
6301 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6302 and -mno-lsim options.
6304 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6306 * fold-const.c (fold_comparison): Only call fold_inf_compare
6307 if the mode supports infinities.
6309 2009-03-11 Jason Merrill <jason@redhat.com>
6312 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6313 end already did. Notice GIMPLE_CALL modifications of the result.
6314 Don't copy debug information from an ignored decl or a decl from
6317 2009-03-10 Richard Guenther <rguenther@suse.de>
6318 Nathan Froyd <froydnj@codesourcery.com>
6321 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6322 (__divMODE3): Likewise.
6324 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6326 PR tree-optimization/39394
6327 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6328 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6330 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6332 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6333 inline asms for register asm ("") declarations.
6335 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6337 * fold-const.c (fold_unary): Fix comment.
6339 2009-03-07 Jan Hubicka <jh@suse.cz>
6342 * tree-inline.c (setup_one_parameter): Do replacement of const
6343 argument by constant in SSA form.
6345 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6348 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6349 determine alignment passed to assign_stack_local.
6350 (assign_parms_unsplit_complex): Likewise.
6351 * except.c (sjlj_build_landing_pads): Likewise.
6353 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6356 * tree-flow.h (add_referenced_var): Return bool instead of void.
6357 * tree-dfa.c (add_referenced_var): Return result of
6358 referenced_var_check_and_insert call.
6359 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6360 of referenced_var_check_and_insert.
6363 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6364 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6365 DIE, don't emit it if abstract origin already has it.
6366 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6367 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6369 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6371 * genpreds.c (needs_variable): Fix parentheses at variable name
6373 (write_tm_constrs_h): Indent generated code.
6375 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6377 * doc/extend.texi (Function Attributes): Add documentation
6380 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6383 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6384 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6386 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6388 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6391 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6394 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6395 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6397 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6399 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6400 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6401 constants instead of magic numbers.
6402 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6404 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6405 (x86_64_ms_abi_int_parameter_registers): Ditto.
6406 (x86_64_int_return_registers): Ditto.
6407 (ix86_maybe_switch_abi): Ditto.
6408 (ix86_expand_call): Ditto for clobbered_registers array.
6409 (ix86_hard_regno_mode_ok): Ditto.
6410 (x86_extended_QIreg_mentioned_p): Ditto.
6412 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6414 PR tree-optimization/39349
6415 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6417 * combine.c (gen_lowpart_for_combine): Use omode when generating
6420 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6422 PR rtl-optimization/39235
6423 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6425 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6427 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6429 2009-03-04 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/39362
6432 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6433 that occur in abnormal PHIs should be varying.
6435 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6437 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6439 (simple_iv): Take loop as an argument instead of statement.
6440 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6441 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6443 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6445 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6446 * matrix-reorg.c (analyze_transpose): Ditto.
6447 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6448 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6449 * tree-predcom.c (ref_at_iteration): Ditto.
6450 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6452 2009-03-04 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/39358
6455 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6456 escaped_id and callused_id.
6457 (solve_graph): Likewise.
6459 2009-03-04 Richard Guenther <rguenther@suse.de>
6461 PR tree-optimization/39339
6462 * tree-sra.c (try_instantiate_multiple_fields): Make it
6463 no longer ICE on the above.
6465 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6467 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6468 that fits within Pmode.
6470 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6473 * tm.texi (LIBCALL_VALUE): Update description.
6475 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6478 * doc/extend.texi (section): Update description.
6480 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6483 * tree-inline.c (remapped_type): New.
6484 (can_be_nonlocal): Call remapped_type instead of remap_type.
6486 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6489 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6490 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6492 2009-03-03 Richard Guenther <rguenther@suse.de>
6495 * tree.c (tree_nonartificial_location): New function.
6496 * tree.h (tree_nonartificial_location): Declare.
6497 * builtins.c (expand_builtin_memory_chk): Provide location
6498 of the call location for artificial function pieces.
6499 (maybe_emit_chk_warning): Likewise.
6500 (maybe_emit_sprintf_chk_warning): Likewise.
6501 (maybe_emit_free_warning): Likewise.
6502 * expr.c (expand_expr_real_1): Likewise.
6504 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6506 PR tree-optimization/39343
6507 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6508 COMPONENT_REF t has ARRAY_TYPE.
6510 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6513 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6514 when the type precision of the induction variable should be
6515 larger than the type precision of nit.
6516 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6517 * graphite.c (graphite_loop_normal_form): Same.
6518 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6520 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6522 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6523 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6524 numbers to describe clobbered registers.
6525 (*call_value_0_rex64_ms_sysv): Ditto.
6526 * config/i386/mmx.md (mmx_emms): Ditto.
6529 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6531 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6534 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6536 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6537 (spu_section_type_flags): New function.
6539 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6541 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6542 reg_class_contents of FLOAT_REGS into a temporary.
6544 2009-03-02 Richard Guenther <rguenther@suse.de>
6545 Ira Rosen <irar@il.ibm.com>
6547 PR tree-optimization/39318
6548 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6549 information to the vectorized statement.
6551 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6553 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6554 variable. Use defined names instead of magic constants for REX SSE
6557 2009-03-01 Richard Guenther <rguenther@suse.de>
6559 PR tree-optimization/39331
6560 * omp-low.c (lower_send_shared_vars): Do not receive new
6561 values for the reference of DECL_BY_REFERENCE parms or results.
6563 2009-03-01 Jan Hubicka <jh@suse.cz>
6566 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6567 BLOCK_NONLOCALIZED_VAR): New macros.
6568 (tree_block): Add nonlocalized_vars.
6569 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6570 gen_decl_die): Add origin argument. Allow generation of die with
6571 origin at hand only.
6572 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6573 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6575 (gen_block_die): Fix checking for unused blocks.
6576 (process_scope_var): Break out from .... ; work with origins only.
6577 (decls_for_scope) ... here; process nonlocalized list.
6578 (dwarf2out_ignore_block): Look for nonlocalized vars.
6579 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6581 (dump_scope_block): Dump them.
6582 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6583 (remap_block): Likewise.
6584 (can_be_nonlocal): New predicate.
6585 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6587 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6589 * configure: Regenerate.
6591 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6593 * optc-gen.awk: No need to duplicate option flags twice.
6594 Reuse help texts for duplicate options which do not have any.
6596 * gcc.c (display_help): Document --version.
6598 * gcc.c (main): If print_help_list and verbose_flag, ensure
6599 driver output comes before subprocess output.
6601 * optc-gen.awk: Assign all remaining fields to help string,
6602 space-separated, for multi-line help in *.opt.
6604 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6605 -Wno-pedantic-ms-format is for MinGW targets only.
6607 * doc/options.texi (Option file format): Fix bad indentation,
6608 restoring dropped sentence.
6610 2009-02-28 Jan Hubicka <jh@suse.cz>
6612 * tree-inline.c (tree_function_versioning): Output debug info.
6614 2009-02-28 Jan Hubicka <jh@suse.cz>
6617 * tree-inline.c (setup_one_parameter): Do not copy propagate
6618 arguments when not optimizing.
6620 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6623 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6624 (avx_addsubv4df3): Likewise.
6625 (*avx_addsubv4sf3): Likewise.
6626 (sse3_addsubv4sf3): Likewise.
6627 (*avx_addsubv2df3): Likewise.
6628 (sse3_addsubv2df3): Likewise.
6629 (avx_unpckhps256): Correct item selectors.
6630 (avx_unpcklps256): Likewise.
6631 (avx_unpckhpd256): Likewise.
6632 (avx_unpcklpd256): Likewise.
6634 2009-02-28 Jan Hubicka <jh@suse.cz>
6636 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6638 (copy_arguments_for_versioning): If var is declared don't declare it.
6639 (tree_function_versioning): First setup substitutions and then copy
6642 2009-02-27 Jan Hubicka <jh@suse.cz>
6645 * cgraph.h (varpool_output_debug_info): Remove.
6646 * cgraphunit.c (varpool_output_debug_info): Remove.
6647 * dwarf2out.c (deferred_locations_struct): New struct
6648 (deferred_locations): New type.
6649 (deferred_locations_list): New static var.
6650 (deffer_location): New function.
6651 (gen_variable_die): Use it.
6652 (decls_for_scope): Output info on local static vars.
6653 (dwarf2out_finish): Process deferred locations.
6654 * varpool.c (varpool_output_debug_info): Remove.
6656 2009-02-27 Jan Hubicka <jh@suse.cz>
6659 * tree.h (TREE_PROTECTED): Fix comment.
6660 (BLOCK_HANDLER_BLOCK): Remove.
6661 (struct tree_block): Remove handler_block add body_block.
6662 (inlined_function_outer_scope_p): New.
6663 (is_body_block): Remove.
6664 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6665 * dwarf2out.c (is_inlined_entry_point): Remove.
6666 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6667 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6669 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6670 * gimplify.c (gimplify_expr): Gimplify body blocks.
6671 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6672 block with multiple subblocks.
6673 (dump_scope_block): Prettier output; dump more flags and info.
6674 (dump_scope_blocks): New.
6675 (remove_unused_locals): Use dump_scope_blocks.
6676 * tree-flow.h (dump_scope_blocks): Declare.
6677 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6678 * stmt.c (is_body_block): Remove.
6679 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6680 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6682 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6685 * graphite.c (graphite_loop_normal_form): Do not call
6686 number_of_iterations_exit from a gcc_assert.
6688 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6690 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6691 jumps if COND is NULL.
6692 (find_cond_jump): New function.
6693 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6694 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6696 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6698 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6699 force_const_mem returns NULL_RTX.
6701 2009-02-26 Jan Hubicka <jh@suse.cz>
6704 * cgraph.h (varpool_output_debug_info): Remove.
6705 * cgraphunit.c (varpool_output_debug_info): Remove.
6706 * dwarf2out.c (deferred_locations_struct): New struct
6707 (deferred_locations): New type.
6708 (deferred_locations_list): New static var.
6709 (deffer_location): New function.
6710 (gen_variable_die): Use it.
6711 (decls_for_scope): Output info on local static vars.
6712 (dwarf2out_finish): Process deferred locations.
6713 * varpool.c (varpool_output_debug_info): Remove.
6715 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6717 PR rtl-optimization/39241
6718 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6719 to subreg_offset_representable_p.
6721 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6723 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6724 execute function prototype. Get f and nregs from max_reg_num
6725 and get_insns. Remove the first backward pass as it's dead,
6726 guard the forward pass by flag_expensive_optimizations.
6727 (rest_of_handle_regmove): Delete.
6728 (pass_regmove): Replace it with regmove_optimize.
6730 2009-02-25 Martin Jambor <mjambor@suse.cz>
6732 PR tree-optimization/39259
6733 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6734 calls_alloca function flags.
6735 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6738 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6740 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6741 flags_set_1_rtx, flags_set_1_set): Delete.
6742 (regmove_optimize): Do not call mark_flags_life_zones.
6744 2009-02-24 Julian Brown <julian@codesourcery.com>
6747 * config/arm/arm.c (require_pic_register): Only set
6748 cfun->machine->pic_reg once per function.
6750 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6752 * doc/invoke.texi (Link Options): Document an easier way to pass
6753 options that take arguments to the GNU linker using -Xlinker and -Wl.
6755 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6758 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6760 2009-02-24 Richard Guenther <rguenther@suse.de>
6763 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6765 2009-02-24 Richard Guenther <rguenther@suse.de>
6766 Zdenek Dvorak <ook@ucw.cz>
6768 PR tree-optimization/39233
6769 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6770 from converting them to a generic type.
6772 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6774 PR tree-optimization/39260
6775 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6776 contains a condition with a real type.
6777 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6779 2009-02-23 Jason Merrill <jason@redhat.com>
6782 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6783 narrowing_initializer_constant_valid_p.
6784 (narrowing_initializer_constant_valid_p): Don't return
6785 null_pointer_node for adding a pointer to itself.
6787 2009-02-23 Jan Hubicka <jh@suse.cz>
6790 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6793 2009-02-23 Jan Hubicka <jh@suse.cz>
6795 PR tree-optimization/37709
6796 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6797 * tree.h (block_ultimate_origin): Declare.
6798 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6799 * tree-ssa-live.c (remove_unused_scope_block_p):
6800 Eliminate blocks containig no instructions nor live variables nor
6802 (dump_scope_block): New function.
6803 (remove_unused_locals): Enable removal of dead blocks by default;
6804 enable dumping at TDF_DETAILS.
6806 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6808 * config/i386/i386.c (classify_argument): Don't allow COImode
6810 (function_arg_advance_32): Don't allow OImode.
6811 (function_arg_32): Likewise.
6812 (function_value_32): Likewise.
6813 (return_in_memory_32): Likewise.
6814 (function_arg_64): Remove OImode comment.
6816 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6819 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6820 ix86_expand_vector_set for V4DImode in 64bit mode only.
6821 (ix86_expand_vector_init_one_var): Likewise.
6823 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6825 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6827 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6830 * loop-iv.c: Revert last change.
6831 * emit-rtl.c: Likewise.
6833 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6836 * config/i386/i386.c (type_natural_mode): Remove an extra
6837 space in the warning message.
6838 (function_value_32): Handle 32-byte vector modes.
6839 (return_in_memory_32): Likewise.
6841 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6843 * loop-iv.c (truncate_value): New function.
6844 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6846 (lowpart_subreg): Move to...
6847 * emit-rtl.c: ...here.
6849 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6851 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6852 accidental and undocumented change at revision 140860.
6854 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6856 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6857 take gimple_seq * arguments.
6858 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6859 types_compatible_p langhook.
6861 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6862 Joseph Myers <joseph@codesourcery.com>
6864 * config/arm/arm.c (arm_builtin_va_list): New function.
6865 (arm_expand_builtin_va_start): Likewise.
6866 (arm_gimplify_va_arg_expr): Likewise.
6867 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6868 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6869 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6870 (va_list_type): New variable.
6871 (arm_mangle_type): Mangle va_list_type appropriately.
6873 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6876 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6877 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6878 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6879 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6880 parameter to 1000 for -O1 by default.
6881 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6883 * loop-invariant.c: Include params.h.
6884 (move_loop_invariants): Don't call move_single_loop_invariants on
6887 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6889 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6890 offset when calculating bounds for indexing stack_usage_map. Fixes
6891 a buffer overflow with certain target setups.
6893 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6896 * calls.c (expand_call): Clear try_tail_call if caller and callee
6897 disagree in promotion of function return value.
6899 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6902 * c-common.c (c_determine_visibility): If visibility changed and
6903 DECL_RTL has been already set, call make_decl_rtl to update symbol
6906 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6909 * varasm.c (assemble_variable): Don't check DECL_NAME when
6910 globalizing a variable.
6912 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6915 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6916 expression before any __builtin_trap call.
6917 * c-typeck.c (build_function_call): Convert and check function
6918 arguments before generating a call to a trap. Evaluate the
6919 function arguments before the trap.
6921 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6924 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6925 (UNSPEC_FXAM_MEM): New unspec.
6926 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6927 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6928 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6930 2009-02-19 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/39207
6933 PR tree-optimization/39074
6934 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6935 storedanything_tree): New.
6936 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6937 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6938 (build_succ_graph): Add edges from STOREDANYTHING to all
6940 (init_base_vars): Initialize STOREDANYTHING.
6941 (compute_points_to_sets): Free substitution info after
6942 building the succ graph.
6943 (ipa_pta_execute): Likewise.
6945 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6947 (do_ds_constraint): Do not add to special var or non-pointer
6949 (type_could_have_pointers): Split out from ...
6950 (could_have_pointers): ... here. For arrays use the element type.
6951 (create_variable_info_for): Initialize may_have_pointers.
6952 (new_var_info): Likewise.
6953 (handle_lhs_call): Make the HEAP variable unknown-sized.
6954 (intra_create_variable_infos): Use a type with pointers for
6955 PARM_NOALIAS, make it unknown-sized.
6957 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6960 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6962 2009-02-18 Jason Merrill <jason@redhat.com>
6965 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6966 value if DECL_EXTERNAL.
6967 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6968 * target.h (gcc_target::binds_local_p): Clarify "module".
6969 * tree.h (TREE_PUBLIC): Clarify "module".
6971 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6974 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6975 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6977 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6980 * c.opt (Wabi): Support C and ObjC.
6983 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6985 * config/i386/i386.c (classify_argument): Warn once about the ABI
6986 change when passing union with long double.
6988 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6990 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6993 * c-parser.c (c_parser_compound_statement): Always enter and leave
6996 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6999 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7001 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7003 PR tree-optimization/36922
7004 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7005 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7008 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7010 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7013 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7015 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7017 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7019 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7022 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7023 Richard Sandiford <rdsandiford@googlemail.com>
7025 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7026 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7027 (loongson_biadd): ...this.
7029 2009-02-17 Richard Guenther <rguenther@suse.de>
7031 PR tree-optimization/39202
7032 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7033 a var make sure to follow existing collapses.
7035 2009-02-17 Richard Guenther <rguenther@suse.de>
7038 * langhooks.c (lhd_print_error_function): Check for NULL block.
7040 2009-02-17 Richard Guenther <rguenther@suse.de>
7042 PR tree-optimization/39204
7043 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7046 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7048 * config/soft-fp/double.h: Update from glibc CVS.
7050 2009-02-17 Richard Guenther <rguenther@suse.de>
7052 PR tree-optimization/39207
7053 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7054 strict-aliasing warnings for pointers pointing to NULL.
7056 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7059 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7060 skipping until next close brace.
7062 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7065 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7066 to function argument boundary.
7068 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7070 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7071 in the lea_add. Reload eventually constraints it properly.
7072 * config/picochip/constraints.md : Remove the target constraint
7073 "b", since it is not needed anymore.
7075 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7077 * gthr-dce.h: Uglify function parameter and local variable names.
7078 * gthr-gnat.h: Likewise.
7079 * gthr-mipssde.h: Likewise.
7080 * gthr-nks.h: Likewise.
7081 * gthr-posix95.h: Likewise.
7082 * gthr-posix.h: Likewise.
7083 * gthr-rtems.h: Likewise.
7084 * gthr-single.h: Likewise.
7085 * gthr-solaris.h: Likewise.
7086 * gthr-tpf.h: Likewise.
7087 * gthr-vxworks.h: Likewise.
7088 * gthr-win32.h: Likewise.
7090 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7093 * config/i386/i386.md: Restrict the new peephole2 to move
7094 between MMX/SSE registers.
7096 2009-02-15 Richard Guenther <rguenther@suse.de>
7099 2009-02-13 Richard Guenther <rguenther@suse.de>
7101 * configure.ac: Enable LFS.
7102 * configure: Re-generate.
7103 * config.in: Likewise.
7105 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7107 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7108 spu_srqwbyte, spu_srqwbytebc): Define.
7109 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7110 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7111 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7112 "shrqby_<mode>"): New insn-and-split patterns.
7113 * config/spu/spu.c (expand_builtin_args): Determine and return
7114 number of operands using spu_builtin_description data.
7115 (spu_expand_builtin_1): Use it.
7117 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7120 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7123 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7126 * config/i386/i386.c (override_options): Correct warning
7127 messages for -malign-loops, -malign-jumps and -malign-functions.
7129 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7132 * config/i386/i386.md: Restrict the new peephole2 to move
7133 between the general purpose registers.
7135 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7138 * config/i386/i386.c (type_natural_mode): Add a new argument.
7139 Return the original mode and warn ABI change if vector size is 32byte.
7140 (function_arg_advance): Updated.
7141 (function_arg): Likewise.
7142 (ix86_function_value): Likewise.
7143 (ix86_return_in_memory): Likewise.
7144 (ix86_sol10_return_in_memory): Likewise.
7145 (ix86_gimplify_va_arg): Likewise.
7146 (function_arg_32): Don't warn ABX ABI change here.
7147 (function_arg_64): Likewise.
7149 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7151 * loop-iv.c (implies_p): In the final case, test that operands 0
7152 of the two comparisons match.
7154 * config/bfin/bfin.c (find_prev_insn_start): New function.
7155 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7156 (find_next_insn_start): Move.
7158 2009-02-13 Richard Guenther <rguenther@suse.de>
7160 * configure.ac: Enable LFS.
7161 * configure: Re-generate.
7162 * config.in: Likewise.
7164 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7167 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7168 sizes on syntax error after some arguments have been parsed.
7170 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7172 * doc/invoke.texi (-fira): Remove.
7174 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7176 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7177 * recog.c: Likewise.
7180 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7182 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7183 (umul_ppmm): Likewise.
7184 (count_leading_zeros): Likewise.
7185 (count_trailing_zeros): Likewise.
7186 (UMUL_TIME): Likewise.
7188 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7190 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7191 soft-fp/t-softfp to tmake_file.
7193 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7194 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7195 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7196 IA64_BUILTIN_INFQ]: New.
7197 (ia64_init_builtins): Initialize __builtin_infq,
7198 __builtin_fabsq and __builtin_copysignq if not HPUX.
7199 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7200 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7202 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7204 (__fixtfti): Likewise.
7205 (__fixunstfti): Likewise.
7206 (__floattitf): Likewise.
7208 * config/ia64/libgcc-glibc.ver: New.
7209 * config/ia64/t-fprules-softfp: Likewise.
7210 * config/ia64/sfp-machine.h: Likewise.
7212 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7213 (LIBGCC2_TF_CEXT): Likewise.
7214 (TF_SIZE): Likewise.
7215 (TARGET_INIT_LIBFUNCS): Likewise.
7217 * config/ia64/t-glibc (SHLINB_MAPFILES):
7218 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7220 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7222 * config/i386/i386.c (construct_container): Rewrite processing
7223 BLKmode with X86_64_SSE_CLASS.
7225 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7228 * config/i386/i386.md: Replace simplify_replace_rtx with
7229 replace_rtx in the new peephole2.
7231 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7233 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7234 loop unrolling do not happen at -O2.
7236 2009-02-12 Michael Matz <matz@suse.de>
7238 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7240 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7242 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7245 2009-02-12 Ben Elliston <bje@au.ibm.com>
7247 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7248 patterns when updating the back chain. Missed in the 2009-02-10
7251 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7253 * doc/extend.texi (Decimal Floating Types): Update identifier of
7254 draft TR and list of missing support.
7256 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7259 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7260 bit to variable length decl's flags, add it also to its
7261 pointer replacement variable.
7263 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7264 Jakub Jelinek <jakub@redhat.com>
7267 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7268 (memory_blockage): New expander.
7269 (*memory_blockage): New insn pattern.
7270 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7271 instead of general blockage at the end of function prologue when
7272 frame pointer is used to access red zone area. Do not emit blockage
7273 when profiling, it is emitted in generic code.
7274 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7275 function epilogue when frame pointer is used to access red zone area.
7277 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7280 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7281 by arithmetic with memory operands.
7282 * config/i386/predicates.md (commutative_operator): New.
7284 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7286 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7289 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7291 * alias.h (record_alias_subset): Declare.
7292 * alias.c (record_alias_subset): Make global.
7294 2009-02-10 Nick Clifton <nickc@redhat.com>
7296 * tree-parloops.c: Change license to GPLv3.
7297 * ipa-struct-reorg.c: Change license to GPLv3.
7298 * ipa-struct-reorg.h: Change license to GPLv3.
7300 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7303 * c-decl.c (start_struct): Return NULL on error.
7305 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7308 * cfgloopmanip.c (remove_path): Call remove_bbs after
7309 cancel_loop_tree, not before it.
7312 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7313 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7314 VAR_DECLs were seen.
7315 * tree-ssa-live.c (remove_unused_locals): Recompute
7316 cfun->has_local_explicit_reg_vars.
7317 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7318 copies or clearings if cfun->has_local_explicit_reg_vars.
7320 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7323 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7324 of function prologue when frame pointer is used to access
7327 2009-02-10 Richard Guenther <rguenther@suse.de>
7330 * gimplify.c (gimple_regimplify_operands): Always look if
7331 we need to create a temporary.
7333 2009-02-10 Richard Guenther <rguenther@suse.de>
7335 PR tree-optimization/39132
7336 * tree-loop-distribution.c (todo): New global var.
7337 (generate_memset_zero): Trigger TODO_rebuild_alias.
7338 (tree_loop_distribution): Return todo.
7340 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7343 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7344 (x86_64_reg_class_name): Removed.
7345 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7346 first one isn't X86_64_SSE_CLASS or any other ones aren't
7347 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7348 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7349 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7350 and 3 X86_64_SSEUP_CLASS.
7351 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7352 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7354 2009-02-10 Ben Elliston <bje@au.ibm.com>
7356 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7357 form instruction to update the stack back chain word, even if the
7358 user has disabled the generation of update instructions.
7359 (movdi_<mode>_update_stack): New.
7360 (movsi_update_stack): Likewise.
7361 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7362 always use an update form instruction to update the stack back
7365 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7368 * graphite.c (if_region_set_false_region): After moving a region in
7369 the false branch of a condition, remove the empty dummy basic block.
7370 (gloog): Remove wrong fix for PR38953.
7372 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7374 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7375 generation due to implicit sign extension.
7377 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7380 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7381 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7383 2009-02-09 Richard Guenther <rguenther@suse.de>
7386 * convert.c (convert_to_real): Disable (float)fn((double)x)
7387 to fnf(x) conversion if errno differences may occur and
7388 -fmath-errno is set.
7390 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7392 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7393 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7394 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7396 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7399 * c-common.c (handle_alias_attribute): Disallow attribute for
7400 anything not a FUNCTION_DECL or VAR_DECL.
7402 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7405 * real.c (do_compare): Special-case compare of zero against
7406 decimal float value.
7408 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7411 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7412 as indicating flexible array members unless the field itself is
7413 being declarared as the incomplete array.
7415 2009-02-06 Jan Hubicka <jh@suse.cz>
7417 PR tree-optimization/38844
7418 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7421 2009-02-06 Richard Guenther <rguenther@suse.de>
7424 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7425 fork because we may expand it as __gcov_fork.
7427 2009-02-06 Nick Clifton <nickc@redhat.com>
7429 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7431 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7433 PR tree-optimization/35659
7434 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7435 vn_phi_eq): Shortcut if hashcode does not match.
7436 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7438 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7439 and avoid iterative_hash_expr.
7440 (FOR_EACH_VALUE_ID_IN_SET): New.
7441 (value_id_compare): Remove.
7442 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7443 sort expressions by value id.
7445 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7448 * config/sh/predicates.md (general_movsrc_operand): Don't check
7449 the subreg of system registers here.
7451 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7454 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7457 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7459 PR rtl-optimization/39110
7460 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7461 addresses, not aligned ones.
7463 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7464 Richard Guenther <rguenther@suse.de>
7466 PR tree-optimization/39100
7467 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7468 comment says and add edges.
7470 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7473 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7474 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7476 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7478 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7479 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7480 register_bb_in_sese, new_sese, free_sese): Moved.
7481 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7482 outermost_loop_in_scop, build_scop_iteration_domain,
7483 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7484 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7485 Use loop_in_sese_p instead of loop_in_scop_p.
7486 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7487 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7488 (scopdet_basic_block_info): Fix bug in scop detection.
7489 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7490 eq_loop_to_cloog_loop): Remove.
7491 (nb_loops_around_loop_in_scop, nb_loop
7492 ref_nb_loops): Moved here...
7493 * graphite.h (ref_nb_loops): ... from here.
7494 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7495 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7496 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7497 * testsuite/gcc.dg/graphite/scop-19.c: New
7499 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7500 Hans-Peter Nilsson <hp@axis.com>
7502 PR rtl-optimization/37889
7503 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7504 Move offset handling from PLUS to before the switch. Use new
7505 arguments when considering SYMBOL_REFs too.
7506 (rtx_addr_can_trap_p): Pass dummy offset and size.
7507 (enum may_trap_p_flags): Remove.
7508 (may_trap_p_1): Pass size from MEM_SIZE.
7510 PR rtl-optimization/38921
7511 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7512 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7513 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7514 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7516 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7518 AVX Programming Reference (January, 2009)
7519 * config/i386/sse.md (*vpclmulqdq): New.
7521 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7523 PR tree-optimization/38977
7524 PR gcov-profile/38292
7525 * calls.c (special_function_p): Disregard __builtin_ prefix.
7527 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7529 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7530 non-indexable addresses even before reload.
7532 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7535 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7536 as having variable size. Do not give an error for unnamed
7537 parameters with [*] declarators. Give a warning for type names
7538 with [*] declarators and mark them as variable size.
7539 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7540 for sizeof applied to [*] type names.
7542 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7545 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7547 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7549 * gcc.c (process_command): Update copyright notice dates.
7550 * gcov.c (print_version): Likewise.
7551 * gcov-dump.c (print_version): Likewise.
7552 * mips-tfile.c (main): Likewise.
7553 * mips-tdump.c (main): Likewise.
7555 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7558 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7559 for composite type involving a zero-length array type.
7561 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7564 * function.c (match_asm_constraints_1): Skip over
7565 initial optional % in the constraint.
7568 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7569 supported, don't accept FIXED_CSTs.
7570 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7571 and _Sat is used without _Fract/_Accum. Set specs->type to
7572 integer_type_node for cts_fract/cts_accum if fixed point is not
7575 2009-02-02 Catherine Moore <clm@codesourcery.com>
7577 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7579 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7581 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7582 (ABI_HAS_64BIT_SYMBOLS): Use it.
7583 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7585 2009-02-02 Paul Brook <paul@codesourcery.com>
7587 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7589 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7592 * recog.h (asm_operand_ok): Add constraints argument.
7593 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7594 recurse on matching constraint.
7595 (check_asm_operands): Pass constraints as 3rd argument to
7596 asm_operand_ok. Don't look up matching constraint here.
7597 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7600 2009-02-02 Ben Elliston <bje@au.ibm.com>
7602 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7603 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7605 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7607 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7608 information. Remove some obsolete information. Reorganize.
7610 * config/pa/fptr.c: Revert license to GPL 2.
7611 * config/pa/milli64.S: Likewise.
7613 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7616 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7617 LIBRARY name in, instead of hard-coding it.
7618 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7619 extra target make frag to tmake_files according to EH model.
7620 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7621 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7622 frags that define makefile variable EH_MODEL appropriately.
7623 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7624 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7625 to "-sjlj" according to type of EH configured.
7626 (LIBGCC_SONAME): Concatenate it to shared library base name.
7627 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7628 to "_sjlj" according to type of EH configured.
7629 (LIBGCC_SONAME): Concatenate it to shared library base name.
7630 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7631 (SHLIB_LINK): Add missing semicolon to if-else construct.
7632 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7633 string value of "pe_dll" command-line option.
7634 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7635 (SHLIB_SONAME): Use it when overriding t-cygming default.
7636 (SHLIB_IMPLIB): Override t-cygming default.
7637 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7638 string value of "pe_dll" command-line option.
7640 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7643 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7644 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7646 2009-01-31 Richard Guenther <rguenther@suse.de>
7648 PR tree-optimization/38937
7649 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7650 computing the transitive closure.
7652 2009-01-30 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/39041
7655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7656 Propagate variable indices only if the types match for this stmt.
7658 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7661 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7662 inline but never defined.
7664 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7666 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7667 (*insv_h_di_reg_extimm): New insn.
7668 (*insv_l<mode>_reg_extimm): New insn.
7670 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7672 * config/picochip/picochip.c (flag_conserve_stack): set
7673 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7674 fconserve-stack. Reduce call-overhead used by inliner.
7676 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7679 * common.opt (flag_conserve_stack): Initialised to zero.
7681 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7684 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7685 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7688 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7690 * ira-color.c (allocno_reload_assign): Update comments.
7691 * regmove.c (regmove_optimize): Likewise.
7695 2009-01-29 Robert Millan <rmh@aybabtu.com>
7697 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7698 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7699 `MD_UNWIND_SUPPORT'.
7700 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7702 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7704 PR tree-optimization/39007
7705 * tree-loop-distribution.c (generate_builtin): Use
7706 recompute_dominator to compute the immediate dominator of the
7707 basic block just after the loop.
7709 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7711 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7712 (ASM_OUTPUT_DWARF_PCREL): Define.
7714 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7716 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7717 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7718 global. Modify entries about regmove and IRA.
7720 * ra-conflict.c: Remove the file.
7722 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7724 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7725 (pass_regclass_init): Rename to pass_reginfo_init.
7727 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7729 * toplev.h (flag_ira): Remove.
7731 * caller-save.c (setup_save_areas): Remove flag_ira.
7733 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7735 * global.c: Remove the file.
7737 * opts.c (decode_options): Remove flag_ira.
7739 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7741 * regmove.c: Modify file description.
7742 (find_use_as_address, try_auto_increment): Define them only if
7743 AUTO_INC_DEC is defined.
7744 (replacement_quality, replace_in_call_usage, fixup_match_1,
7745 stable_and_no_regs_but_for_p): Remove.
7746 (reg_set_in_bb): Make it static.
7747 (regmove_optimize): Remove flag_ira and code which worked for
7750 * local-alloc.c: Remove the file.
7752 * common.opt (fira): Remove.
7754 * ira.c: Include except.h.
7755 (eliminable_regset): Move from global.c.
7756 (mark_elimination): Ditto. Remove flag_ira.
7757 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7758 equiv_mem_modified, validate_equiv_mem_from_store,
7759 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7760 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7761 no_equiv, recorded_label_ref): Move from local-alloc.c.
7762 (update_equiv_regs): Ditto. Make it static.
7763 (print_insn_chain, print_insn_chains): Move it from global.c.
7764 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7765 (build_insn_chain): Ditto. Make it static.
7766 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7767 Rename to init_live_subregs.
7768 (gate_ira): Remove flag_ira.
7770 * regclass.c: Rename reginfo.c. Change file description.
7771 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7772 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7773 (init_reg_sets_1): Remove code for evaluation of
7774 reg_class_superclasses and losing_caller_save_reg_set.
7775 (init_regs): Remove init_reg_autoinc.
7776 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7777 ok_for_base_p_nonstrict): Remove.
7778 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7779 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7780 corresponding entries.
7781 (dump_regclass, record_operand_costs, scan_one_insn,
7782 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7783 record_address_regs, auto_inc_dec_reg_p): Remove.
7784 (gt-regclass.h): Rename to gt-reginfo.h.
7786 * rtl.h (dump_global_regs, retry_global_alloc,
7787 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7789 * Makefile.in (RA_H): Remove.
7790 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7791 Rename regclass.o to reginfo.o.
7792 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7794 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7795 (GTFILES): Rename regclass.c to reginfo.c.
7797 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7798 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7800 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7801 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7803 (finish_spills): Ditto. Remove code for !flag_ira.
7805 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7808 * doc/invoke.texi (rtl debug options): Complete rewrite.
7809 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7811 * mode-switching.c (pass_mode_switching): Rename pass from
7812 "mode-sw" to "mode_sw".
7813 * except.c (pass_convert_to_eh_ranges): Rename pass from
7814 "eh-ranges" to "eh_ranges".
7815 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7819 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7820 Alexander Monakov <amonakov@ispras.ru>
7823 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7825 (move_exprs_to_boundary): Change return type and pass through
7826 should_move from move_op. Relax assert. Update usage ...
7827 (schedule_expr_on_boundary): ... here. Use should_move instead of
7829 (move_op_orig_expr_found): Indicate that insn was disconnected from
7831 (code_motion_process_successors): Do not call after_merge_succs
7832 callback if original expression was not found when traversing any of
7834 (code_motion_path_driver): Change return type. Update prototype.
7835 (move_op): Update comment. Add a new parameter (should_move). Update
7836 prototype. Set *should_move based on indication provided by
7837 move_op_orig_expr_found.
7839 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7841 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7842 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7843 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7844 * config/rs6000/rs6000.c (rs6000_override_options): Default
7845 avoid-indexed-addresses on for Power6, off for everything else.
7846 (avoiding_indexed_address_p): New function.
7847 (rs6000_legitimize_address): Use it.
7848 (rs6000_legitimate_address): Likewise.
7849 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7851 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7853 PR tree-optimization/38997
7854 * tree-loop-distribution.c (generate_memset_zero): Use
7855 POINTER_PLUS_EXPR for a pointer addition.
7857 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7859 * config/s390/s390.md (bswap<mode>2): New pattern added.
7861 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7863 * config/s390/s390.md (*tls_load_31): Added type attribute.
7865 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7867 * config/s390/s390.md: Fix a few comments.
7869 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7871 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7872 (*tm<mode>_full): Fixed z10prop attribute.
7873 (*tst<mode>_extimm): Fixed z10prop attribute.
7874 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7875 (*tstqiCCT_cconly): Fixed z10prop attribute.
7876 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7877 (*movsi_larl): Fixed z10prop attribute.
7878 (*movsi_zarch): Fixed z10prop attribute.
7879 (*movsi_eas): Fixed z10prop attribute.
7880 (*movhi): Fixed z10prop attribute.
7881 (*movqi): Fixed z10prop attribute.
7882 (*movstrictqi): Fixed z10prop attribute.
7883 (*mov<mode>): Fixed z10prop attribute.
7884 (*movcc): Fixed z10prop attribute.
7885 (*sethighpartdi_64): Fixed z10prop attribute.
7886 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7887 (*negdi2_sign_cc): Fixed z10prop attribute.
7888 (*negdi2_sign): Fixed z10prop attribute.
7889 (*absdi2_sign_cc): Fixed z10prop attribute.
7890 (*absdi2_sign): Fixed z10prop attribute.
7891 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7892 (*negabsdi2_sign): Fixed z10prop attribute.
7893 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7894 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7895 (doloop_si64): Fixed z10prop attribute.
7896 (doloop_si31): Fixed z10prop attribute.
7897 (doloop_long): Fixed z10prop attribute.
7898 (indirect_jump): Fixed z10prop attribute.
7899 (nop): Fixed z10prop attribute.
7900 (main_base_64): Fixed z10prop attribute.
7901 (reload_base_64): Fixed z10prop attribute.
7903 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7905 PR rtl-optimization/38740
7906 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7908 * config/mips/mips.c (mips_reorg): Likewise.
7910 2009-01-28 Richard Guenther <rguenther@suse.de>
7912 PR tree-optimization/38926
7913 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7914 with the correct value id to a value.
7915 (do_regular_insertion): Use the value number of edoubleprime
7916 for the value number of the expr.
7919 2008-08-21 Richard Guenther <rguenther@suse.de>
7921 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7922 a PHI ask VN if it is already available.
7923 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7924 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7926 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7929 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7930 set to varying whenever max has TREE_OVERFLOW set, similarly
7931 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7933 2009-01-28 Richard Guenther <rguenther@suse.de>
7936 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7937 uninitialized aggregate uses in call arguments.
7939 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7941 PR tree-optimization/38984
7942 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7943 the nothing_id variable if -fno-delete-null-pointer-checks.
7945 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7948 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7949 (set_got_offset_rex64): Ditto.
7951 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7954 * doc/extend.texi: Improve local variable with asm reg.
7956 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7958 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7959 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7960 was not supplied then set warn_packed_bitfield_compat to the
7962 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7965 2009-01-27 Richard Guenther <rguenther@suse.de>
7967 PR tree-optimization/38503
7968 * cfgexpand.c (expand_gimple_basic_block): Ignore
7969 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7970 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7971 variables that cannot have TBAA applied.
7972 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7975 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7978 * calls.c (initialize_argument_information): Do not wrap complex
7979 arguments in SAVE_EXPR.
7981 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7983 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7984 (INSTALL_LIBGCC): Revert typo commit.
7986 2009-01-26 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/38745
7989 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7990 from special handling.
7992 2009-01-26 Richard Guenther <rguenther@suse.de>
7994 PR tree-optimization/38745
7995 * tree-ssa.c (execute_update_addresses_taken): Do not include
7996 variables that cannot possibly be a register in not_reg_needs.
7997 Do not clear TREE_ADDRESSABLE on vars that may not become
7999 * tree-ssa.c (update_alias_info_1): Include those in the set
8000 of addressable vars.
8002 2009-01-26 Richard Guenther <rguenther@suse.de>
8005 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8006 * tree-ssa-dse.c: Include langhooks.h
8007 (execute_simple_dse): Remove stores with zero size.
8009 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8012 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8015 2009-01-24 Julian Brown <julian@codesourcery.com>
8017 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8018 config/arm/linux-atomic.c.
8019 * config/arm/linux-atomic.c: New.
8021 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8023 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8024 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8025 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8027 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8030 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8033 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8035 PR tree-optimization/38953
8036 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8037 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8038 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8039 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8042 2009-01-24 Paul Brook <paul@codesourcery.com>
8044 * config/arm/neon.md (neon_type): Move to arm.md.
8045 (neon_mov<VSTRUCT>): Add neon_type attribute.
8046 * config/arm/arm.md (neon_type): Move to here.
8047 (conds): Add "unconditioal" and use as default for NEON insns.
8049 2009-01-24 Ben Elliston <bje@au.ibm.com>
8051 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8052 void *' warning from -Wc++-compat.
8053 * Makefile.in (dominance.o-warn): Remove.
8055 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8057 PR tree-optimization/38932
8058 * fold-const.c (fold_unary_ignore_overflow): New.
8059 * tree.h (fold_unary_ignore_overflow): Declare.
8060 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8061 * tree-ssa-sccvn.c (visit_reference_op_load,
8062 simplify_unary_expression): Likewise.
8064 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8066 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8067 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8068 regardless of their type.
8069 * c-common.c (handle_packed_attribute): Don't ignore packed on
8071 * c.opt (Wpacked-bitfield-compat): New warning option.
8072 * stor-layout.c (place_field): Warn if offset of a field changed.
8073 * doc/extend.texi (packed): Mention the ABI change.
8074 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8075 (Warning Options): Add it to the list.
8077 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8079 * c-opts.c (c_common_post_options): Fix a typo in comments.
8081 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8084 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8085 variables to static.
8086 * doc/invoke.texi (-fmerge-all-constants): Update description.
8088 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8091 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8092 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8094 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8096 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8098 (LOCAL_ALIGNMENT): Similarly.
8100 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8101 Joseph Myers <joseph@codesourcery.com>
8103 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8104 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8105 * config/arm/arm-tune.md: Regenerate.
8106 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8109 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8111 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8112 version number to five.
8114 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8117 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8118 * c-common.c (set_underlying_type): Likewise.
8119 (is_typedef_decl ): Likewise
8121 (set_underlying_type): Likewise.
8122 (is_typedef_type): Likewise.
8124 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8127 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8130 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8133 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8134 (LIBGCC_SPEC): Don't define.
8135 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8137 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8139 PR rtl-optimization/38879
8140 * alias.c (base_alias_check): Unaligned access via AND address can
8141 alias all surrounding object types except those with sizes equal
8142 or wider than the size of unaligned access.
8144 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8147 * c-decl.c (clone_underlying_type): Move this ...
8148 * c-common.c (set_underlying_type): ... here.
8149 Also, make sure the function properly sets TYPE_STUB_DECL() on
8150 the newly created typedef variant type.
8151 (is_typedef_decl ): New entry point.
8152 * tree.h: Added a new member member_types_needing_access_check to
8153 struct tree_decl_non_common.
8154 (set_underlying_type): New entry point.
8155 (is_typedef_type): Likewise.
8157 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8159 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8160 Check whether two instructions have memory references that
8161 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8162 are helper functions for traversing.
8163 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8164 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8165 not to draw dependency edge for instructions with non-conflicting
8168 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8171 * longlong.h: Update copyright years. Use soft-fp license notice.
8172 Sync __clz_tab declaration with glibc.
8174 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8177 * doc/extend.texi (syscall_linkage): New.
8178 (version_id): Modify.
8180 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8181 Richard Guenther <rguenther@suse.de>
8183 PR tree-optimization/38747
8184 PR tree-optimization/38748
8185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8186 conversion if the base address is an indirect reference and the
8187 aliasing sets could cause issues.
8189 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8191 * common.opt (fgraphite, fgraphite-identity): Add comment for
8192 explaining why these options are not documented.
8194 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8196 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8197 gimple_call_lhs is NULL.
8199 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8202 * emit-rtl.c (adjust_address_1): Make sure memref is never
8205 2009-01-20 Ben Elliston <bje@au.ibm.com>
8207 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8208 const qualifier from arg parameter. Remove unnecessary cast to char *.
8209 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8210 const qualifier from arg 2.
8212 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8214 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8216 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8219 * rtl.h (reinit_regs): New prototype.
8220 * regclass.c: Include ira.h.
8222 * Makefile.in (regclass.o): Add ira.h.
8223 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8225 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8228 * c-common.c (handle_aligned_attribute): Use
8229 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8230 default alignment value.
8232 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8234 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8235 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8237 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8238 __BIGGEST_ALIGNMENT__.
8240 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8242 2009-01-18 Richard Guenther <rguenther@suse.de>
8244 PR tree-optimization/38819
8245 * tree-flow.h (operation_could_trap_helper_p): Declare.
8246 * tree-eh.c (operation_could_trap_helper_p): Export.
8247 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8248 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8249 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8250 are about to insert a possibly trapping instruction and fail
8253 2009-01-18 Andreas Schwab <schwab@suse.de>
8255 * doc/install.texi (Configuration): Remove obsolete paragraph
8256 about use of --with-gnu-ld with --with-gnu-as.
8258 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8260 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8261 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8262 Follow spelling conventions.
8264 2009-01-18 Ben Elliston <bje@au.ibm.com>
8266 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8267 C++ warning about implicit conversion from void * to struct
8269 (bitmap_obstack_free): Likewise for bitmap_element *.
8270 * Makefile.in (bitmap.o-warn): Remove.
8272 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8274 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8276 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8277 Tobias Grosser <tobi.grosser@amd.com>
8279 * graphite.c (graphite_trans_scop_block): Do not block single
8282 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8284 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8285 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8286 test with assertion.
8288 2009-01-16 Richard Guenther <rguenther@suse.de>
8290 PR tree-optimization/38835
8292 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8293 and INT + PTR -> (INT)(PTR p+ INT) folding.
8294 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8296 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8299 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8300 the subreg from a lowpart subreg if it is also casting the value.
8302 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8303 Tobias Grosser <tobi.grosser@amd.com>
8305 * graphite.c (compare_prefix_loops): New.
8306 (build_scop_canonical_schedules): Rewritten.
8307 (graphite_transform_loops): Move build_scop_canonical_schedules
8308 after build_scop_iteration_domain.
8310 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8311 Tobias Grosser <tobi.grosser@amd.com>
8313 * graphite.c (add_conditions_to_domain): Add the loops to
8314 the dimension of the iteration domain. Do copy the domain
8315 only when it exists.
8316 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8317 (add_conditions_to_constraints): New.
8318 (can_generate_code_stmt, can_generate_code): Removed.
8319 (gloog): Do not call can_generate_code.
8320 (graphite_transform_loops): Call add_conditions_to_constraints
8321 after building the iteration domain.
8323 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8325 PR tree-optimization/38789
8326 * tree-ssa-threadedge.c
8327 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8328 __builtin_constant_p.
8330 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8332 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8333 examined before deleting them.
8335 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8337 * function.c (aggregate_value_p): Correctly extract the function
8338 type from CALL_EXPR_FN lookup.
8340 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8342 * config/picochip/picochip.c (picochip_override_options): Revert
8343 CFI asm flag disable commited previously.
8345 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8346 Tobias Grosser <tobi.grosser@amd.com>
8347 Jan Sjodin <jan.sjodin@amd.com>
8349 * graphite.c (scan_tree_for_params): On substractions negate
8350 all the coefficients of the term.
8351 (clast_to_gcc_expression_red): New. Handle reduction expressions
8352 of more than two operands.
8353 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8354 (get_vdef_before_scop): Handle also the case of default definitions.
8356 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8358 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8359 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8360 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8362 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8363 Joey Ye <joey.ye@intel.com>
8366 * cfgexpand.c (expand_stack_alignment): Don't update stack
8367 boundary nor check incoming stack boundary here.
8368 (gimple_expand_cfg): Update stack boundary and check incoming
8369 stack boundary here.
8371 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8373 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8375 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8377 PR rtl-optimization/38245
8378 * calls.c (expand_call): Add stack arguments to
8379 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8380 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8381 in regs and partially in memory or BLKmode arguments.
8382 (emit_library_call_value_1): Add stack arguments to
8383 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8384 ACCUMULATE_OUTGOING_ARGS).
8385 * dce.c: Include tm_p.h.
8386 (find_call_stack_args): New function.
8387 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8389 (mark_insn): Call find_call_stack_args for CALL_Ps.
8390 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8391 forwards. Allocate and free arg_stores bitmap if needed, pass it
8392 down to deletable_insn_p, don't mark stores set in arg_stores
8393 bitmap, clear the bitmap at the beginning of each bb.
8394 * Makefile.in (dce.o): Depend on $(TM_P_H).
8396 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8399 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8400 to make sure the insn is a conditional test (bug 22599). Reformat a
8403 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8406 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8407 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8408 (gloog): Do not call cleanup_tree_cfg.
8409 (graphite_transform_loops): Call cleanup_tree_cfg after all
8410 scops have been code generated.
8412 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8413 * doc/gty.texi (Invoking the garbage collector): Added new node
8414 and section documenting ggc_collect.
8416 2009-01-14 Richard Guenther <rguenther@suse.de>
8418 PR tree-optimization/38826
8420 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8421 initialization notes only if we actually emitted a warning.
8422 (intra_create_variable_infos): Add constraints for a result decl
8423 that is passed by hidden reference.
8424 (build_pred_graph): Mark all related variables non-direct on
8427 2009-01-14 Nick Clifton <nickc@redhat.com>
8429 * ira-conflicts.c: Include addresses.h for the definition of
8431 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8432 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8434 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8437 * Makefile.in (ira-lives.o): Add except.h.
8439 * ira-lives.c: Include except.h.
8440 (process_bb_node_lives): Process can_throw_internal.
8442 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8444 PR rtl-optimization/38774
8445 * combine.c (simplify_set): When undoing cc_use change, don't do
8446 PUT_CODE on the newly created comparison, but instead put back the
8449 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8451 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8452 values. Remove duplicate arm8 entry.
8454 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8456 PR tree-optimization/38786
8457 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8458 the SSA_NAME case of expand_scalar_variables_expr.
8459 Set the type of an expression to the type of its assign statement.
8460 (expand_scalar_variables_expr): Also gather the scalar computation
8461 used to index the memory access. Do not pass loop_p.
8462 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8463 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8464 the gimple_stmt_iterator where it inserts new code.
8466 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8467 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8469 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8471 * graphite.h (debug_value): Removed.
8472 * graphite.c (debug_value): Removed.
8474 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8476 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8477 ldrd/strd with two 32-bit instructions.
8479 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8481 * config/arm/arm.c (struct processors): Pass for speed down into
8482 cost helper functions.
8483 (const_ok_for_op): Handle COMPARE and inequality nodes.
8484 (arm_rtx_costs_1): Rewrite.
8485 (arm_size_rtx_costs): Update prototype.
8486 (arm_rtx_costs): Pass speed down to helper functions.
8487 (arm_slowmul_rtx_costs): Rework cost calculations.
8488 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8489 (arm_9e_rtx_costs): Likewise.
8491 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8493 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8494 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8495 (alpha_legitimize_address): Do not split local symbols wider than
8496 UNITS_PER_WORD into HIGH/LO_SUM parts.
8498 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8501 * gcc.c (process_command): Replace call to execvp with calls
8502 to pex_one and exit.
8504 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8507 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8508 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8509 variant for devices with 3-byte PC.
8510 (__tablejump_elpm__): New.
8512 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8515 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8516 offsetof member-designator, handle it as `[0].'.
8518 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8520 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8521 function when not using named sections on targets with named sections
8522 if branch distance is less than 262132.
8524 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8526 * combine.c (combine_instructions): Recompute
8527 optimize_this_for_speed_p for each BB in the main combine loop.
8529 2009-01-12 Tomas Bily <tbily@suse.cz>
8532 * tree-loop-distribution.c (prop_phis): New function.
8533 (generate_builtin): Call prop_phis.
8534 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8536 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8538 PR tree-optimization/38807
8539 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8540 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8542 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8544 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8545 subreg of op0 to the original op0.
8547 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8549 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8551 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8554 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8555 starting with digits.
8557 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8560 * config/arm/arm.c (arm_is_long_call_p): Don't call
8561 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8563 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8565 * regrename.c (regrename_optimize): Fix dumping.
8566 (find_oldest_value_reg): Preserve REG_POINTER.
8567 (copy_hardreg_forward_1): Likewise.
8569 2009-01-09 Diego Novillo <dnovillo@google.com>
8571 * gimple.h (struct gimple_statement_base) <uid>: Document
8572 the restrictions on its use.
8574 (gimple_set_uid): Tidy.
8576 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8578 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8579 zero guard even if align_bytes != 0 and count is smaller than
8582 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8584 PR rtl-optimization/38495
8585 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8586 (add_range_and_copies_from_move_list): Print all added ranges.
8587 Add ranges to memory optimized destination.
8589 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8593 * config/i386/i386.c (override_options): Reject
8594 -mstringop-strategy=rep_8byte with -m32.
8595 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8596 to 1. Do count comparison against epilogue_size_needed at compile
8597 time even when count_exp was constant forced into register. For
8598 size_needed don't jump to epilogue, instead just avoid aligning
8599 and invoke the body algorithm. If need_zero_guard, add zero guard
8600 even if count is non-zero, but smaller than size_needed + number of
8601 bytes that could be stored for alignment.
8602 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8603 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8604 but smaller than size_needed + number of bytes that could be stored
8605 for alignment. Compare size_needed with epilogue_size_needed instead
8606 of desired_align - align, don't adjust size_needed, pass
8607 epilogue_size_needed to the epilogue expanders.
8610 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8612 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8614 * pa.c (last_address): Change to unsigned.
8615 (update_total_code_bytes): Change argument to unsigned. Don't
8616 check if insn addresses are set.
8617 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8618 addresses are not set.
8619 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8621 2009-01-09 Nick Clifton <nickc@redhat.com>
8623 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8624 DECL_DECLARED_INLINE_P.
8626 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8629 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8630 GET_MODE (op0) in operand_subword_force calls.
8633 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8634 fold_convert arg0 operands to TREE_TYPE (op0) first.
8636 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8638 * params.def (ira-max-conflict-table-size): Decrease default value
8641 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8643 PR tree-optimization/37031
8644 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8646 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8647 allocate it using gc instead of heap, use VEC_quick_push instead of
8649 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8650 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8651 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8652 allocated vector from heap allocated.
8653 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8654 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8655 vector only after perfect_loop_nest_depth call.
8657 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8658 Jan Sjodin <jan.sjodin@amd.com>
8660 PR tree-optimization/38559
8661 * graphite.c (debug_value, copy_constraint,
8662 swap_constraint_variables, scale_constraint_variable, ): New.
8663 (get_lower_bound, get_upper_bound): Removed.
8664 (graphite_trans_bb_strip_mine): Clean up this code that works
8665 only for constant number of iterations. Fully copy upper and
8666 lower bound constraints, not only the constant part of them.
8667 * graphite.h (debug_value): Declared.
8669 2009-01-08 Ira Rosen <irar@il.ibm.com>
8671 PR tree-optimization/37194
8672 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8673 Don't add the cost of cost model guard in prologue to scalar
8674 outside cost in case of known number of iterations.
8676 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8677 Alan Modra <amodra@bigpond.net.au>
8679 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8680 non-word-aligned REG+CONST addressing.
8682 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8685 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8686 free_after_compilation when outputting a thunk.
8687 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8688 Do not call free_after_compilation here.
8690 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8692 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8693 (ix86_valid_target_attribute_inner_p): Ditto.
8695 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8697 PR tree-optimization/38492
8698 PR tree-optimization/38498
8699 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8700 * tree-chrec.h (scev_is_linear_expression): Declared.
8701 * graphite.c (graphite_cannot_represent_loop_niter): New.
8702 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8703 (graphite_loop_normal_form): Use gcc_assert.
8704 (scan_tree_for_params): Use CASE_CONVERT.
8705 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8706 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8707 Use gcc_assert. Discard scops that contain unhandled cases.
8708 (build_scop_conditions): Return a boolean status for unhandled cases.
8709 (strip_mine_profitable_p): Print the loop number, not its depth.
8710 (is_interchange_valid): Pass the depth of the loop nest, don't
8711 recompute it wrongly.
8712 (graphite_trans_bb_block): Same.
8713 (graphite_trans_bb_block): Print tentative of loop blocking.
8714 (graphite_trans_scop_block): Do not print that the loop has been
8716 (graphite_transform_loops): Do not handle scops that contain condition
8719 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8721 AVX Programming Reference (December, 2008)
8722 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8723 (_mm256_stream_pd): Likewise.
8724 (_mm256_stream_ps): Likewise.
8726 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8727 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8728 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8729 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8730 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8731 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8732 (ix86_expand_special_args_builtin): Likewise.
8734 * config/i386/sse.md (AVXMODEDI): New.
8735 (avx_movnt<mode>): Likewise.
8736 (avx_movnt<mode>): Likewise.
8737 (<sse>_movnt<mode>): Remove AVX support.
8738 (sse2_movntv2di): Likewise.
8740 2009-01-07 Richard Guenther <rguenther@suse.de>
8743 * fold-const.c (extract_muldiv): Remove obsolete comment.
8744 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8745 to PLUS_EXPR canonicalization for the canonicalization.
8747 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8749 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8750 hosted cross-compilers generating less efficient code.
8752 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8754 * function.h (rtl_data): Add a dbr_scheduled_p field.
8755 * reorg.c (dbr_schedule): Set it.
8756 (gate_handle_delay_slots): Check it.
8757 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8758 (mips_reorg): Check flag_delayed_branch instead of
8759 mips_base_delayed_branch.
8760 (mips_override_options): Don't set mips_base_delayed_branch
8761 or flag_delayed_branch.
8763 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8765 PR rtl-optimization/38426.
8766 * ira.c (ira): Set current_function_is_leaf earlier.
8768 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8770 PR rtl-optimization/38722
8771 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8772 too early, only set a flag and modify after last possible
8775 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8778 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8779 * real.c (decimal_single_format): Correct values of emin and emax.
8780 (decimal_double_format): Ditto.
8781 (decimal_quad_format): Ditto.
8782 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8783 computation of DECnn_MIN and DECnn_MAX for corrected values of
8784 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8785 __DECnn_MIN__, and adjust its computation for the corrected value
8788 2009-01-06 Jan Hubicka <jh@suse.cz>
8791 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8793 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8795 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8796 Add Robert Clark to the list of testers.
8798 2009-01-06 Jan Hubicka <jh@suse.cz>
8799 Kai Tietz <kai.tietz@onevision.com>
8801 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8802 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8804 2009-01-06 Jan Hubicka <jh@suse.cz>
8805 Kai Tietz <kai.tietz@onevision.com>
8807 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8809 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8810 (ix86_nsaved_regs): Count only general purpose regs.
8811 (ix86_nsaved_sseregs): New.
8812 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8813 to 16 for w64; compute padding and size of sse reg save area.
8814 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8815 general purpose regs.
8816 (ix86_emit_save_sse_regs_using_mov): New.
8817 (ix86_expand_prologue): Save SSE regs if needed.
8818 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8819 (ix86_emit_restore_sse_regs_using_mov): New.
8820 (ix86_expand_epilogue): Save SSE regs if needed.
8822 2009-01-06 Jan Hubicka <jh@suse.cz>
8823 Kai Tietz <kai.tietz@onevision.com>
8825 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8826 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8827 functions when accumulate outgoing args is off.
8829 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8832 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8833 before using pseudos_have_intersected_live_ranges_p.
8835 * ira-int.h (ira_assert): Always define.
8837 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8839 AVX Programming Reference (December, 2008)
8840 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8841 (_mm256_permute2_pd): Likewise.
8842 (_mm_permute2_ps): Likewise.
8843 (_mm256_permute2_ps): Likewise.
8844 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8845 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8847 * config/i386/i386.c (ix86_builtins): Remove
8848 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8849 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8850 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8851 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8852 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8853 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8854 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8855 __builtin_ia32_vpermil2ps256.
8856 (ix86_init_mmx_sse_builtins): Updated.
8857 (ix86_expand_args_builtin): Likewise.
8859 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8861 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8862 long absolute calls when generating PA 2.0 code.
8864 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8866 PR rtl-optimization/38583
8867 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8869 * params.def (ira-max-conflict-table-size): New.
8871 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8873 * ira.h (ira_conflicts_p): New external definition.
8875 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8876 table. Report this. Return result of building.
8877 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8878 building conflict table.
8880 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8881 (ira_color): Use ira_conflicts_p.
8883 * global.c: Include ira.h.
8884 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8887 * Makefile.in (global.o): Add ira.h.
8889 * ira-build.c (mark_all_loops_for_removal,
8890 propagate_some_info_from_allocno): New.
8891 (remove_unnecessary_allocnos): Call
8892 propagate_some_info_from_allocno.
8893 (remove_low_level_allocnos): New.
8894 (remove_unnecessary_regions): Add parameter. Call
8895 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8896 parameter to remove_unnecessary_regions.
8897 (ira_build): Remove all regions but root if the conflict table was
8898 not built. Update conflict hard regs for allocnos crossing calls.
8900 * ira.c (ira_conflicts_p): New global.
8901 (ira): Define and use ira_conflicts_p.
8903 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8904 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8905 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8907 2009-01-06 Ben Elliston <bje@au.ibm.com>
8909 * gengtype-lex.l (YY_NO_INPUT): Define.
8911 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8914 * c-common.c (handle_vector_size_attribute): Also reject
8917 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8919 PR tree-optimization/38492
8920 * graphite.c (rename_map_elt, debug_rename_elt,
8921 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8922 rename_map_elt_info, eq_rename_map_elts,
8923 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8924 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8925 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8926 (sese_build_livein_liveouts): New.
8927 (new_sese, free_sese): New.
8928 (new_scop): Call new_sese.
8929 (free_scop): Call free_sese.
8930 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8931 (register_old_new_names): Renamed register_old_and_new_names.
8932 (register_scop_liveout_renames, add_loop_exit_phis,
8933 insert_loop_close_phis, struct igp,
8934 default_liveout_before_guard, add_guard_exit_phis,
8935 insert_guard_phis, copy_renames): New.
8936 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8937 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8938 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8939 (scop_adjust_phis_for_liveouts): New.
8940 (gloog): Call scop_adjust_phis_for_liveouts.
8942 * graphite.h (struct sese): Documented. Added fields liveout,
8944 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8945 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8946 (struct scop): Added field liveout_renames.
8947 (SCOP_LIVEOUT_RENAMES): New.
8949 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8951 PR tree-optimization/38510
8952 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8953 (translate_clast): Call recompute_all_dominators before
8955 (gloog): Call recompute_all_dominators before graphite_verify.
8957 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8958 Jan Sjodin <jan.sjodin@amd.com>
8960 PR tree-optimization/38500
8961 * graphite.c (create_sese_edges): Call fix_loop_structure after
8964 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8966 * config.gcc: Add m32r*-*-rtems*.
8967 * config/m32r/rtems.h: New file.
8969 2009-01-05 Ben Elliston <bje@au.ibm.com>
8971 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8972 (.po.pox): Likewise.
8973 (po/gcc.pot): Likewise.
8975 2009-01-04 David S. Miller <davem@davemloft.net>
8977 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8978 (STARTING_FRAME_OFFSET): Always set to zero.
8980 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8982 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8983 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8984 fixed-point types, and vectors of the same.
8986 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8988 * config/mips/sync.md (*mb_barrier): Rename to...
8989 (*memory_barrier): ...this.
8991 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8993 * doc/extend.texi (Function Attributes): Move @cindex after @item
8994 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8995 and put in alphabetical order. Fix 'target' name and put in order.
8996 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8999 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9001 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9002 (memory_barrier): Expand as unspec instead of unspec_volatile.
9003 Remove mem:BLK from insn operands. Use Pmode scratch register.
9004 (*memory_barrier): Define as unspec instead of unspec_volatile.
9005 Use (match_dup 0) as input operand.
9007 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9008 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9009 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9010 scratch register. Remove operand 1.
9011 (*stbar): Define as unspec instead of unspec_volatile.
9012 Use (match_dup 0) as input operand, remove (const_int 8).
9013 (*membar): Define as unspec instead of unspec_volatile.
9014 Use (match_dup 0) as input operand, remove input operand 2.
9016 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9017 (memory_barrier): Expand as unspec instead of unspec_volatile.
9018 Remove mem:BLK from insn operands. Use Pmode scratch register.
9019 (*memory_barrier): Define as unspec instead of unspec_volatile.
9020 Use (match_dup 0) as input operand.
9022 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9023 Remove mem:BLK from insn operands. Use Pmode scratch register.
9024 Set volatile flag on operand 0.
9025 (*memory_barrier): New insn pattern.
9027 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9029 (*memory_barrier): Use (match_dup 0) as input operand.
9031 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9032 Remove mem:BLK from insn operands. Use Pmode scratch register.
9033 Set volatile flag on operand 0.
9034 (*mb_internal): New insn pattern.
9036 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9038 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9041 * function.c (struct temp_slot): Move to the section of the file
9042 that deals with temp slots. Remove field 'address'.
9043 (temp_slot_address_table): New hash table of address -> temp slot.
9044 (struct temp_slot_address_entry): New struct, items for the table.
9045 (temp_slot_address_compute_hash, temp_slot_address_hash,
9046 temp_slot_address_eq, insert_temp_slot_address): Support functions
9048 (find_temp_slot_from_address): Rewrite to use the new hash table.
9049 (remove_unused_temp_slot_addresses): Remove addresses of temp
9050 slots that have been made available.
9051 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9052 worker function for remove_unused_temp_slot_addresses.
9053 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9054 Add the temp slot address to the address -> temp slot map.
9055 (update_temp_slot_address): Update via insert_temp_slot_address.
9056 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9057 (pop_temp_slots): Likewise.
9058 (init_temp_slots): Allocate the address -> temp slot map, or empty
9059 the map if it is already allocated.
9060 (prepare_function_start): Initialize temp slot processing.
9062 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9065 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9066 Calculate the size of all stack vars assuming no packing of stack
9067 vars will happen, replacing a quadratic algorithm with a linear one.
9069 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9072 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9075 2009-01-03 Diego Novillo <dnovillo@google.com>
9077 * doc/contrib.texi: Update contributions.
9079 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9082 * builtins.c (fold_builtin_memory_op): Give up if either operand
9083 is volatile. Set srctype or desttype to non-qualified version
9087 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9090 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9092 PR rtl-optimization/35805
9093 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9094 problem if fast dce is able to remove any instructions.
9095 * dce.c (dce_process_block): Fix dump message.
9097 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9100 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9102 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9105 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9106 * tree-pretty-print.c (op_code_prio): New function.
9107 (op_prio): No longer static. Use op_code_prio.
9108 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9109 Use op_prio and op_code_prio to determine if () should be
9110 printed around operand(s) or not.
9112 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9113 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9114 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9115 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9116 pp_character instead of pp_string for single letter printing.
9118 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9120 * doc/extend.texi: Fix '#pragma GCC option' typo.
9122 2009-01-02 Richard Guenther <rguenther@suse.de>
9124 * doc/install.texi (--enable-checking): Mention different
9126 (--enable-stage1-checking): Document.
9128 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9131 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9132 case to be an error.
9134 2009-01-02 Ben Elliston <bje@au.ibm.com>
9136 * config/fp-bit.h (pack_d): Constify argument.
9137 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9138 (isnan): Constify argument.
9142 (_fpadd_parts): Constify return type.
9143 (_fpmul_parts): Likewise.
9144 (_fpdiv_parts): Likewise.
9146 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9149 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9150 warn about overwriting initializer with side-effects or
9151 -Woverride-init if !IMPLICIT.
9152 (output_init_element): Likewise. Pass IMPLICIT down to
9154 (process_init_element): Add IMPLICIT argument. Pass it down
9155 to output_init_element.
9156 (push_init_element, pop_init_level, set_designator): Adjust
9157 process_init_element callers.
9158 (set_nonincremental_init, set_nonincremental_init_from_string):
9159 Adjust add_pending_init callers.
9160 (output_pending_init_elements): Adjust output_init_element callers.
9161 * c-tree.h (process_init_element): Adjust prototype.
9162 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9163 process_init_element callers.
9166 Copyright (C) 2009 Free Software Foundation, Inc.
9168 Copying and distribution of this file, with or without modification,
9169 are permitted in any medium without royalty provided the copyright
9170 notice and this notice are preserved.