1 2009-04-27 Michael Matz <matz@suse.de>
3 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
4 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
7 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
8 Eric Botcazou <ebotcazou@adacore.com>
10 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
11 a label's basic block.
12 (mark_target_live_regs): Tidy and rework obsolete comments.
13 Change back DF problem to LIVE. If a label starts a basic block,
14 assume that all registers that used to be live then still are.
15 (init_resource_info): If a label starts a basic block, set its
16 BLOCK_FOR_INSN accordingly.
17 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19 2009-04-27 Richard Guenther <rguenther@suse.de>
21 * tree-flow-inline.h (function_ann): Remove.
22 (get_function_ann): Likewise.
23 * tree-dfa.c (create_function_ann): Remove.
24 * tree-flow.h (struct static_var_ann_d): Remove.
25 (struct function_ann_d): Likewise.
26 (union tree_ann_d): Remove fdecl member.
27 (function_ann_t): Remove.
28 (function_ann, get_function_ann, create_function_ann): Remove
31 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
33 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
35 2009-04-27 Jan Hubicka <jh@suse.cz>
37 * ipa-pure-const.c (struct funct_state_d): New fields
38 state_previously_known, looping_previously_known; remove
40 (analyze_function): Use new fields.
41 (propagate): Avoid assumption that state_set_in_source imply
44 * tree-ssa-loop-niter.c (finite_loop_p): New function.
45 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
46 * cfgloop.h (finite_loop_p): Declare.
48 2009-04-26 Michael Matz <matz@suse.de>
50 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
52 2009-04-26 Michael Matz <matz@suse.de>
54 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
55 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
56 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
57 pass_mark_used_blocks): Remove.
58 * tree-optimize.c (pass_free_datastructures,
59 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
60 * passes.c (init_optimization_passes): Don't call
61 pass_mark_used_blocks, remove dead code.
63 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
65 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
66 * tree-ssa-live.h (register_ssa_partition): Likewise.
68 2009-04-26 Michael Matz <matz@suse.de>
71 * builtins.c (fold_builtin_next_arg): Handle SSA names.
72 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
73 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
75 (compare_pairs): Swap cost comparison.
76 (coalesce_ssa_name): Don't use change_partition_var.
77 * tree-nrv.c (struct nrv_data): Add modified member.
78 (finalize_nrv_r): Set it.
79 (tree_nrv): Use it to update statements.
80 (pass_nrv): Require PROP_ssa.
81 * tree-mudflap.c (mf_decl_cache_locals,
82 mf_build_check_statement_for): Use make_rename_temp.
83 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
84 * alias.c (find_base_decl): Handle SSA names.
85 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
86 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
87 * rtl.h (set_reg_attrs_for_parm): Declare.
88 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
89 to "optimized", remove unused locals at finish.
90 (execute_free_datastructures): Make global, call
91 delete_tree_cfg_annotations.
92 (execute_free_cfg_annotations): Don't call
93 delete_tree_cfg_annotations.
95 * ssaexpand.h: New file.
96 * expr.c (toplevel): Include ssaexpand.h.
97 (expand_assignment): Handle SSA names the same as register variables.
98 (expand_expr_real_1): Expand SSA names.
99 * cfgexpand.c (toplevel): Include ssaexpand.h.
100 (SA): New global variable.
101 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
103 (set_rtl): New helper function.
104 (add_stack_var): Deal with SSA names, use set_rtl.
105 (expand_one_stack_var_at): Likewise.
106 (expand_one_stack_var): Deal with SSA names.
107 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
108 before unique numbers.
109 (expand_stack_vars): Use set_rtl.
110 (expand_one_var): Accept SSA names, add asserts for them, feed them
111 to above subroutines.
112 (expand_used_vars): Expand all partitions (without default defs),
113 then only the local decls (ignoring those expanded already).
114 (expand_gimple_cond): Remove edges when jumpif() expands an
116 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
117 or remove abnormal edges. Ignore insns setting the LHS of a TERed
119 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
120 members of SA; deal with PARM_DECL partitions here; expand
121 all PHI nodes, free tree datastructures and SA. Commit instructions
122 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
123 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
124 info and statements at start, collect garbage at finish.
125 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
126 (VAR_ANN_PARTITION) Remove.
127 (change_partition_var): Don't declare.
128 (partition_to_var): Always return SSA names.
129 (var_to_partition): Only accept SSA names.
130 (register_ssa_partition): Only check argument.
131 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
133 (delete_var_map): Don't free it.
134 (var_union): Only accept SSA names, simplify.
135 (partition_view_init): Mark only useful SSA names as used.
136 (partition_view_fini): Only deal with SSA names.
137 (change_partition_var): Remove.
138 (dump_var_map): Use ssa_name instead of partition_to_var member.
139 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
141 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
142 (struct _elim_graph): New member const_dests; nodes member vector of
144 (set_location_for_edge): New static helper.
145 (create_temp): Remove.
146 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
147 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
148 (new_elim_graph): Allocate const_dests member.
149 (clean_elim_graph): Truncate const_dests member.
150 (delete_elim_graph): Free const_dests member.
151 (elim_graph_size): Adapt to new type of nodes member.
152 (elim_graph_add_node): Likewise.
153 (eliminate_name): Likewise.
154 (eliminate_build): Don't take basic block argument, deal only with
155 partition numbers, not variables.
156 (get_temp_reg): New static helper.
157 (elim_create): Use it, deal with RTL temporaries instead of trees.
158 (eliminate_phi): Adjust all calls to new signature.
159 (assign_vars, replace_use_variable, replace_def_variable): Remove.
160 (rewrite_trees): Only do checking.
161 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
162 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
163 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
164 contains_tree_r, MAX_STMTS_IN_LATCH,
165 process_single_block_loop_latch, analyze_edges_for_bb,
166 perform_edge_inserts): Remove.
167 (expand_phi_nodes): New global function.
168 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
169 functions, initialize new parameter, remember partitions having a
171 (finish_out_of_ssa): New global function.
172 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
173 don't reset in_ssa_p here, don't disable TER when mudflap.
174 (pass_del_ssa): Remove.
175 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
177 (execute_free_datastructures): Declare.
178 * Makefile.in (SSAEXPAND_H): New variable.
179 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
180 * basic-block.h (commit_one_edge_insertion): Declare.
181 * passes.c (init_optimization_passes): Move pass_nrv and
182 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
183 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
184 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
185 (redirect_branch_edge): Deal with super block when expanding, split
186 out jump patching itself into ...
187 (patch_jump_insn): ... here, new static helper.
189 2009-04-26 Michael Matz <matz@suse.de>
191 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
192 beyond num_ssa_names.
193 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
194 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
196 2009-04-26 Jakub Jelinek <jakub@redhat.com>
199 * fwprop.c (forward_propagate_asm): New function.
200 (forward_propagate_and_simplify): Propagate also into __asm, if it
201 doesn't increase the number of referenced registers.
204 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
206 2009-04-26 Jakub Jelinek <jakub@redhat.com>
208 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
209 note_nonlocal_vla_type for nonlocal VLAs.
210 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
211 contains_remapped_vars, remap_vla_decls): New functions.
212 (convert_nonlocal_reference_stmt): If not optimizing, call
213 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
214 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
215 if it wasn't found in var_map.
216 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
217 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
218 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
220 * gimplify.c (nonlocal_vlas): New variable.
221 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
223 (gimplify_body): Create and destroy nonlocal_vlas.
225 * dwarf2out.c (loc_descr_plus_const): New function.
226 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
227 mem_loc_descriptor, loc_descriptor_from_tree_1,
228 descr_info_loc, gen_variable_die): Use it.
230 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
231 !TREE_STATIC VAR_DECLs.
232 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
233 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
234 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
235 DECL_BY_REFERENCE is valid.
236 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
237 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
238 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
239 Copy DECL_BY_REFERENCE.
240 (struct nesting_copy_body_data): New type.
241 (nesting_copy_decl): New function.
242 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
243 if they have variable length.
245 2009-04-26 Michael Matz <matz@suse.de>
247 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
248 mark new temporaries for renaming.
250 2009-04-26 Joseph Myers <joseph@codesourcery.com>
253 * c-decl.c (global_bindings_p): Return negative value.
254 (c_variable_size): New. Based on variable_size from
256 (grokdeclarator): Call c_variable_size not variable_size.
258 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
260 * config/i386/i386.c (print_operand) ['z']: Fix typo.
262 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
264 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
265 Redefine it to just use mingw/include.
266 (ASM_SPEC): Rules for -m32 and -m64.
267 (LINK_SPEC): Use Likewise.
268 (SPEC_32): New define.
270 (SUB_LINK_SPEC): Likewise.
271 (MULTILIB_DEFAULTS): New define.
272 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
273 Add multilib options.
274 (MULTILIB_DIRNAMES): Likewise.
275 (MULTILIB_OSDIRNAMES): Likewise.
277 (INSTALL_LIBGCC): Likewise.
279 2009-04-26 Joseph Myers <joseph@codesourcery.com>
282 * c-tree.h (enum c_inline_static_type): New.
283 (record_inline_static): Declare.
284 * c-decl.c (struct c_inline_static, c_inline_statics,
285 record_inline_static, check_inline_statics): New.
286 (pop_file_scope): Call check_inline_statics.
287 (start_decl): Call record_inline_static instead of pedwarning
288 directly for static in inline function.
289 * c-typeck.c (build_external_ref): Call record_inline_static
290 instead of pedwarning directly for static referenced in inline
293 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
295 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
296 not new but only being rescanned.
297 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
298 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
299 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
300 record_set_info, compute_set, grealloc): Remove.
301 (recompute_all_luids): New function.
302 (gcse_main): Don't compute sets, and don't do related memory
303 allocations/free-ing. If something changed before the end of the
304 pass, update LUIDs using recompute_all_luids.
305 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
306 (free_gcse_mem): Don't free it either.
307 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
308 Use the df insn LUIDs.
309 (load_killed_in_block): Likewise.
310 (compute_hash_table_work): Don't compute reg_set_in_block.
311 (compute_transp): Use DF_REG_DEF_CHAINs.
312 (local_cprop_pass): Don't use compute_sets and related functions.
313 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
314 Use get_max_uid() instead of max_cuid.
315 (insert_insn_end_basic_block, pre_insert_copy_insn,
316 update_ld_motion_stores): Don't try to
317 keep reg_set tables up to date.
318 (pre_insert_copies): Use df insn LUIDs.
319 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
320 (reg_set_info): Don't use extra bitmap argument.
321 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
322 information to compute regs_set_in_block.
323 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
324 (bypass_jumps): Don't use compute_sets and friends.
326 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
329 * opts.c (undocumented_msg): Do not leave blank even with
332 2009-04-25 Joseph Myers <joseph@codesourcery.com>
334 * c-decl.c (build_enumerator): Allow values folding to integer
335 constants but not integer constant expressions with a pedwarn if
338 2009-04-25 Joseph Myers <joseph@codesourcery.com>
341 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
342 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
343 type is an integer constant.
345 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
348 * config/i386/i386.c (print_operand) ['z']: Revert handling of
351 2009-04-25 Joseph Myers <joseph@codesourcery.com>
354 * c-decl.c (grokdeclarator): Diagnose declarations of functions
355 with variably modified return type and no storage class
356 specifiers, except for the case of nested functions. Distinguish
357 extern declarations of functions with variably modified return
358 types from those of objects with variably modified types.
360 2009-04-25 Jan Hubicka <jh@suse.cz>
362 * tree.c (list_equal_p): New function.
363 * tree.h (list_equal_p): Declare.
364 * coretypes.h (edge_def, edge, const_edge, basic_block_def
365 basic_block_def, basic_block, const_basic_block): New.
366 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
367 (redirect_eh_edge): New function.
368 (make_eh_edge_update_phi): EH edges are not abnormal.
369 * except.c: Include tree-flow.h.
370 (list_match): New function.
371 (eh_region_replaceable_by_p): New function.
372 (replace_region): New function.
373 (hash_type_list): New function.
374 (hash_eh_region): New function.
375 (eh_regions_equal_p): New function.
376 (merge_peers): New function.
377 (remove_unreachable_regions): Verify EH tree when checking;
379 (copy_eh_region_1): New function.
380 (copy_eh_region): New function.
381 (push_reachable_handler): New function.
382 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
383 regions without label but with live RESX.
384 * except.h (redirect_eh_edge_to_label): New.
385 * tree-flow.h (redirect_eh_edge): New.
386 * coretypes.h (edge_def, edge, const_edge, basic_block_def
387 basic_block_def, basic_block, const_basic_block): Remove.
388 * Makefile.in (except.o): Add dependency on tree-flow.h
389 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
390 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
393 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
396 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
397 on the destination of memcpy.
399 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
401 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
402 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
403 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
405 2009-04-25 Jan Hubicka <jh@suse.cz>
407 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
408 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
409 to be reached by different label than left.
410 (update_eh_edges): Update comment; remove edge_to_remove if possible
411 and return true if suceeded.
412 (cleanup_empty_eh): Accept sharing map; handle shared regions.
413 (cleanup_eh): Compute sharing map.
414 * except.c (remove_eh_handler_and_replace): Add argument if we should
416 (remove_unreachable_regions): Update for label sharing.
417 (label_to_region_map): Likewise.
418 (get_next_region_sharing_label): New function.
419 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
421 (remove_eh_handler): Update.
422 (remove_eh_region_and_replace_by_outer_of): New function.
423 * except.h (struct eh_region): Add next_region_sharing_label.
424 (remove_eh_region_and_replace_by_outer_of,
425 get_next_region_sharing_label): Declare.
426 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
428 2009-04-25 Jan Hubicka <jh@suse.cz>
430 * tree-cfg.c (split_critical_edges): Split also edges where we can't
431 insert code even if they are not critical.
433 2009-04-25 Jan Hubicka <jh@suse.cz>
435 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
436 (gimple_can_remove_branch_p): EH edges won't remove branch by
438 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
439 updating of non-abnormal EH edges.
440 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
441 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
442 (split_critical_edges): Split also edges where emitting code on them
443 will lead to splitting later.
445 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
446 H.J. Lu <hongjiu.lu@intel.com>
449 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
450 the configured assembler supports fildq and fistpq mnemonics.
451 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
452 * configure: Regenerated.
455 * config/i386/i386.c (print_operand): Handle 'Z'.
456 ['z']: Remove handling of special fild/fist suffixes.
457 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
458 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
460 (*floatsi<mode>2_vector_mixed): Ditto.
461 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
462 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
463 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
464 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
465 * config/i386/gas.h (GAS_MNEMONICS): Remove.
467 2009-04-25 Ben Elliston <bje@au.ibm.com>
469 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
470 the source of a set operation.
472 2009-04-25 Anatoly Sokolov <aesok@post.ru>
474 * target.h (struct gcc_target): Add case_values_threshold field.
475 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
476 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
477 * targhooks.c (default_case_values_threshold): New function.
478 * targhooks.h (default_case_values_threshold): Declare function.
479 * stmt.c (expand_case): Use case_values_threshold target hook.
480 * expr.h (case_values_threshold): Remove declartation.
481 * expr.c (case_values_threshold): Remove function.
482 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
484 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
485 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
486 (avr_case_values_threshold): Declare as static.
487 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
489 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
490 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
491 (mn10300_case_values_threshold): New function.
493 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
495 * ira.c (setup_cover_and_important_classes): Add enum cast.
497 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
499 * genpreds.c (write_enum_constraint_num): Output definition of
500 CONSTRAINT_NUM_DEFINED_P macro.
501 * ira.c (setup_cover_and_important_classes): Use
502 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
504 2009-04-24 DJ Delorie <dj@redhat.com>
506 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
507 __SH2A_SINGLE_ONLY__ also.
509 2009-04-24 Steve Ellcey <sje@cup.hp.com>
511 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
512 (movdf_internal): Ditto.
513 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
514 SFmode and DFmode constants.
515 (ia64_print_operand): Add 'G' format for printing
516 floating point constants.
518 2009-04-24 Richard Guenther <rguenther@suse.de>
520 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
521 from unsigned additions.
523 2009-04-24 Joseph Myers <joseph@codesourcery.com>
525 * c-typeck.c (set_init_index): Allow array designators that are
526 not integer constant expressions with a pedwarn if pedantic.
528 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
530 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
531 zero if no overlap in nonzero bits between the operands.
533 2009-04-24 Ian Lance Taylor <iant@google.com>
535 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
536 (record_dead_and_set_regs): Likewise.
537 * df.h (struct df_mw_hardreg): Change flags field to int.
538 (struct df_base_ref): Likewise.
539 (struct df): Change changeable_flags field to int.
540 * df-scan.c (df_defs_record): Change clobber_flags to int.
541 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
542 constants rather than #define macros.
543 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
544 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
545 (enum dwarf_calling_convention): Likewise.
546 (enum dwarf_line_number_x_ops): Likewise.
547 (enum dwarf_call_frame_info): Likewise.
548 (enum dwarf_source_language): Likewise.
549 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
550 (add_calling_convention_attribute): Likewise.
551 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
552 (combine_comparisons): Change compcode to int. Add cast to enum type.
553 * genrecog.c (maybe_both_true_2): Change c to int.
554 (write_switch): Likewise. Add cast to enum type.
555 * gimplify.c (gimplify_omp_for): Handle return values from
556 gimplify_expr using MIN rather than bitwise or.
557 (gimplify_expr): Add cast to enum type.
558 * ipa-prop.c (update_jump_functions_after_inlining): Change
559 IPA_BOTTOM to IPA_JF_UNKNOWN.
560 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
561 Add casts to enum type.
562 (setup_cover_and_important_classes): Change cl to int. Add casts
564 (setup_class_translate): Change cl and mode to int.
565 (ira_init_once): Change mode to int.
566 (free_register_move_costs): Likewise.
567 (setup_prohibited_mode_move_regs): Add casts to enum type.
568 * langhooks.c (add_builtin_function_common): Rework assertion that
570 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
571 * omega.c (omega_do_elimination): Avoid math on enum types.
572 * optabs.c (expand_vec_shift_expr): Remove casts to int.
573 * opts.c (set_debug_level): Change 2 to enum constant. Use new
574 int local to handle integral_argment value.
575 * regmove.c (try_auto_increment): Change PUT_MODE to
577 * reload.c (push_secondary_reload): Add casts to enum type.
578 (secondary_reload_class, find_valid_class): Likewise.
579 * reload1.c (emit_input_reload_insns): Likewise.
580 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
581 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
582 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
584 * tree.c (build_common_builtin_nodes): Add casts to enum type.
585 * tree-complex.c (complex_lattice_t): Typedef to int rather than
587 (expand_complex_libcall): Add casts to enum type.
588 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
589 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
590 with ERROR_MARK, not NUM_TREE_CODES.
591 (vect_create_epilog_for_reduction): Likewise.
592 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
593 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
594 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
596 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
597 vect_unused_in_loop. Change 0 to loop_vect.
598 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
599 * var-tracking.c (get_init_value): Change return type to enum
601 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
602 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
604 (arm_override_options): Add casts to enum type.
605 (arm_emit_tls_decoration): Likewise.
606 * config/i386/i386.c (ix86_function_specific_restore): Add casts
608 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
609 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
610 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
612 * config/s390/s390.c (code_for_builtin_64): Change to array of
614 (code_for_builtin_31): Likewise.
615 (s390_expand_builtin): Change code_for_builtin to enum insn_code
617 * config/sparc/sparc.c (sparc_override_options): Change value
618 field in struct code_model to enum cmodel. In initializer change
619 0 to NULL and add cast to enum type.
621 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
622 Change all callers. Issue a -Wc++-compat warning using
623 lhs_origtype if necessary.
624 (convert_for_assignment): Issue -Wc++-compat warnings about
625 invalid conversions to enum type on assignment.
626 * c-common.h (build_modify_expr): Update declaration.
628 2009-04-24 Nick Clifton <nickc@redhat.com>
630 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
631 (function_arg_advance): Likewise.
632 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
635 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
637 * config/s390/constraints.md ('I', 'J'): Fix condition.
639 2009-04-24 Diego Novillo <dnovillo@google.com>
641 * gengtype-parse.c (parse_error): Add newline after message.
643 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
645 * config/i386/sse.md (avxmodesuffixs): Removed.
646 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
647 (*avx_pinsr<ssevecsize>): This.
649 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
651 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
652 follow chains of regs with a single definition, and allow expressions
653 that are function_invariant_p.
654 (simple_rhs_p): Allow expressions that are function_invariant_p.
656 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
659 * fold-const.c (fold_cond_expr_with_comparison): When folding
660 > and >= to MAX, make sure the MAX uses the same type as the
661 comparison's operands.
663 2009-04-24 Nick Clifton <nickc@redhat.com>
665 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
666 addressing for DImode accesses.
667 (frv_print_operand_address): Handle PLUS case.
668 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
670 2009-04-24 Jakub Jelinek <jakub@redhat.com>
672 PR rtl-optimization/39794
673 * alias.c (canon_true_dependence): Add x_addr argument.
674 * rtl.h (canon_true_dependence): Adjust prototype.
675 * cse.c (check_dependence): Adjust canon_true_dependence callers.
676 * cselib.c (cselib_invalidate_mem): Likewise.
677 * gcse.c (compute_transp): Likewise.
678 * dse.c (scan_reads_nospill): Likewise.
679 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
680 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
681 canon_base_addr of the group, plus optional offset.
682 (struct group_info): Rename canon_base_mem to
684 (get_group_info): Set canon_base_addr to canon_rtx of base, not
685 canon_rtx of base_mem.
687 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
689 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
690 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
692 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
694 * config/spu/spu-builtins.h: Delete file.
696 * config/spu/spu.h (enum spu_builtin_type): Move here from
698 (struct spu_builtin_description): Likewise. Add GTY marker.
699 Do not use enum spu_function_code or enum insn_code.
700 (spu_builtins): Add extern declaration.
702 * config/spu/spu.c: Do not include "spu-builtins.h".
703 (enum spu_function_code, enum spu_builtin_type_index,
704 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
705 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
706 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
707 unsigned_V2DI_type_node): Move here from spu-builtins.h.
708 (spu_builtin_types): Make static. Add GTY marker.
709 (spu_builtins): Add extern declaration with GTY marker.
712 * config/spu/spu-c.c: Do not include "spu-builtins.h".
713 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
714 Check programmatically whether all parameters are scalar.
716 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
718 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
720 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
721 assignment from the constructor either if the target is volatile.
723 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
725 * config/arm/arm.md (insv): Do not share operands[0].
727 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
729 * config/vxlib-tls.c (active_tls_threads): Delete.
730 (delete_hook_installed): New.
731 (tls_delete_hook): Don't delete the delete hook.
732 (tls_destructor): Delete it here.
733 (__gthread_set_specific): Adjust installing the delete hook.
734 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
735 __gthread_leave_tsd_dtor_context.
737 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
739 * c-format.c (gcc_tdiag_char_table): Add support for %E.
741 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
743 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
745 (alpha_rtx_costs): Ditto.
746 (emit_unlikely_jump): Use add_reg_note.
747 (emit_frame_store_1): Ditto.
748 (alpha_expand_prologue): Ditto.
749 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
750 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
752 2009-04-23 Nick Clifton <nickc@redhat.com>
754 * config/v850/v850.md (epilogue): Remove suppressed code.
755 (return): Rename to return_simple and remove test of frame size.
756 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
757 to gen_return_simple.
759 2009-04-22 Jing Yu <jingyu@google.com>
762 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
764 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
767 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
768 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
769 value is a VECTOR_CST, the element type is the element type of the
772 2009-04-22 DJ Delorie <dj@redhat.com>
774 * config/m32c/m32c.h: Update GTY annotations to new syntax.
776 2009-04-22 Jakub Jelinek <jakub@redhat.com>
778 * alias.c (find_base_term): Move around LO_SUM case, so that
779 CONST falls through into PLUS/MINUS handling.
782 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
783 into 0, use omit_one_operand.
785 2009-04-23 Ben Elliston <bje@au.ibm.com>
787 * config/rs6000/linux-unwind.h (get_regs): Remove type
788 puns. Change the type of `pc' to an array of unsigned ints and
789 update all users. Constify frame24.
791 2009-04-22 DJ Delorie <dj@redhat.com>
793 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
794 declarations before code.
795 (current_function_special_page_vector): Likewise.
796 (m32c_expand_insv): Silence a warning.
798 2009-04-21 Taras Glek <tglek@mozilla.com>
800 * alias.c: Update GTY annotations to new syntax.
801 * basic-block.h: Likewise.
802 * bitmap.h: Likewise.
803 * c-common.h: Likewise.
804 * c-decl.c: Likewise.
805 * c-parser.c: Likewise.
806 * c-pragma.c: Likewise.
807 * c-tree.h: Likewise.
808 * cfgloop.h: Likewise.
809 * cgraph.h: Likewise.
810 * config/alpha/alpha.c: Likewise.
811 * config/arm/arm.h: Likewise.
812 * config/avr/avr.h: Likewise.
813 * config/bfin/bfin.c: Likewise.
814 * config/cris/cris.c: Likewise.
815 * config/darwin.c: Likewise.
816 * config/frv/frv.c: Likewise.
817 * config/i386/i386.c: Likewise.
818 * config/i386/i386.h: Likewise.
819 * config/i386/winnt.c: Likewise.
820 * config/ia64/ia64.h: Likewise.
821 * config/iq2000/iq2000.c: Likewise.
822 * config/mips/mips.c: Likewise.
823 * config/mmix/mmix.h: Likewise.
824 * config/pa/pa.c: Likewise.
825 * config/pa/pa.h: Likewise.
826 * config/rs6000/rs6000.c: Likewise.
827 * config/s390/s390.c: Likewise.
828 * config/sparc/sparc.c: Likewise.
829 * config/xtensa/xtensa.c: Likewise.
830 * cselib.h: Likewise.
831 * dbxout.c: Likewise.
832 * dwarf2out.c: Likewise.
833 * except.c: Likewise.
834 * except.h: Likewise.
835 * fixed-value.h: Likewise.
836 * function.c: Likewise.
837 * function.h: Likewise.
838 * gimple.h: Likewise.
839 * integrate.c: Likewise.
840 * optabs.c: Likewise.
841 * output.h: Likewise.
844 * stringpool.c: Likewise.
845 * tree-data-ref.c: Likewise.
846 * tree-flow.h: Likewise.
847 * tree-scalar-evolution.c: Likewise.
848 * tree-ssa-address.c: Likewise.
849 * tree-ssa-alias.h: Likewise.
850 * tree-ssa-operands.h: Likewise.
853 * varasm.c: Likewise.
854 * varray.h: Likewise.
856 * coretypes.h: Do not define GTY macro if it is already defined.
857 * doc/gty.texi: Update GTY documentation to new syntax.
858 * gengtype-lex.l: Enforce attribute-like syntax for GTY
859 annotations on structs.
860 * gengtype-parse.c: Likewise.
862 2009-04-22 Mark Heffernan <meheff@google.com>
864 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
866 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
868 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
871 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
873 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
874 the same as a PLUS without a shift. Increase the cost of a
877 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
879 * Makefile.in: Update dependencies.
880 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
881 * errors.h: Remove bogus comment about compatibility.
882 (warning): Update declaration.
883 * genautomata.c: Update all calls to warning.
884 * gimple.c: Do not include errors.h. Include toplev.h.
885 * tree-ssa-structalias.c: Do not include errors.h.
887 * tree-ssa-reassoc.c: Likewise.
888 * config/spu/spu-c.c: Likewise.
889 * config/spu/t-spu-elf: Update dependencies.
891 2009-04-22 Richard Guenther <rguenther@suse.de>
893 PR tree-optimization/39824
894 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
895 make sure the types are compatible.
897 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
900 * c-common.c (c_parse_error): Take a token_flags parameter.
901 Use token_type for the token type instead.
902 Pass token_flags to cpp_type2name.
903 * c-common.h (c_parse_error): Update declaration.
904 * c-parser.c (c_parser_error): Pass 0 as token flags.
906 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
908 PR rtl-optimization/39580
909 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
911 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
913 * function.c (expand_function_end): Do not emit a jump to the "naked"
914 return label for fall-through returns.
915 * except.c (sjlj_emit_function_exit): Always place the call to the
916 unregister function at the location installed by expand_function_end.
918 2009-04-22 Richard Guenther <rguenther@suse.de>
920 PR tree-optimization/39845
921 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
922 (gen_inbound_check): Likewise.
924 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
926 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
928 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
929 * config/vxlib.c (__gthread_once): Add race guard for PPC.
931 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
933 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
934 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
935 shift counts to avoid out-of-bounds array accesses.
937 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
939 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
942 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
944 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
945 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
946 GET_CODE macro. Use IN_RANGE macro where appropriate.
947 * config/alpha/alpha.h: Ditto.
948 * config/alpha/alpha.md: Ditto.
949 * config/alpha/constraints.md: Ditto.
950 * config/alpha/predicates.md: Ditto.
952 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
954 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
955 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
956 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
957 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
958 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
959 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
960 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
961 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
962 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
963 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
964 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
965 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
966 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
967 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
968 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
969 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
970 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
971 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
972 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
973 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
974 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
975 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
976 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
977 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
978 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
979 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
980 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
982 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
984 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
985 references from comments.
986 * cfgbuild.c: (count_basic_blocks): Delete.
987 (find_basic_blocks_1): Delete.
988 (find_basic_blocks): Delete.
989 * except.c (finish_eh_generation): Make static. Move comment from
990 except.h here. Remove find_basic_blocks references from comments.
991 * except.h (finish_eh_generation): Delete.
992 * basic-block.h (find_basic_blocks): Delete.
993 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
995 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
997 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
998 (sdbout_parms): Likewise.
1000 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1002 * config/sh/sh.c (prepare_cbranch_operands): Use
1003 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1004 (expand_cbranchdi4): Likewise.
1005 (from_compare): Add cast to enum type.
1006 (expand_cbranchsi4): Use add_reg_note.
1007 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1008 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1009 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1010 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1011 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1012 instead of CODE_FOR_nothing.
1013 (cbranchdi4): Likewise. Fix the order of arguments for
1015 (push_fpscr): Use add_reg_note.
1016 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1017 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1019 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1021 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1022 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1023 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1024 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1025 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1026 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1027 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1028 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1029 config/alpha/x-vms, config/arc/t-arc,
1030 config/arm/README-interworking, config/arm/arm-c.c,
1031 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1032 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1033 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1034 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1035 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1036 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1037 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1038 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1039 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1040 config/cris/t-elfmulti, config/crx/t-crx,
1041 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1042 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1043 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1044 config/h8300/t-h8300, config/i386/athlon.md,
1045 config/i386/darwin-libgcc.10.4.ver,
1046 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1047 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1048 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1049 config/i386/t-linux64, config/i386/t-nwld,
1050 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1051 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1052 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1053 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1054 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1055 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1056 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1057 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1058 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1059 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1060 config/m68k/t-uclinux, config/mcore/t-mcore,
1061 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1062 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1063 config/mips/crtn.asm, config/mips/irix-crti.asm,
1064 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1065 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1066 config/mips/mips-fixed.md, config/mips/sb1.md,
1067 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1068 config/mips/t-iris6, config/mips/t-isa3264,
1069 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1070 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1071 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1072 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1073 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1074 config/mn10300/t-linux, config/mn10300/t-mn10300,
1075 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1076 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1077 config/picochip/libgccExtras/clzsi2.asm,
1078 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1079 config/rs6000/darwin-libgcc.10.4.ver,
1080 config/rs6000/darwin-libgcc.10.5.ver,
1081 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1082 config/rs6000/t-aix43, config/rs6000/t-aix52,
1083 config/rs6000/t-darwin, config/rs6000/t-fprules,
1084 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1085 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1086 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1087 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1088 config/rs6000/t-rtems, config/rs6000/t-spe,
1089 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1090 config/score/t-score-elf, config/sh/divcost-analysis,
1091 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1092 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1093 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1094 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1095 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1096 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1097 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1098 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1099 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1100 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1101 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1102 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1103 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1104 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1105 * config/h8300/genmova.sh: Include copyright and license notices
1106 in generated output.
1107 * config/h8300/mova.md: Regenerate.
1108 * doc/install.texi2html: Include word "Copyright" in copyright
1109 notice and use name "Free Software Foundation, Inc.".
1110 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1111 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1112 ChangeLog-2007, ChangeLog-2008: Correct dates.
1114 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1116 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1117 NE_EXPR operations as well.
1118 * c-parser.c (c_parser_condition): Do not set location information on
1120 (c_parser_conditional_expression): Likewise.
1121 (c_parser_binary_expression): Set location information on operators.
1122 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1123 TRUTH_NOT_EXPR has been folded.
1124 * fold-const.c (fold_truth_not_expr): Copy location information from
1125 the incoming expression to the outgoing one.
1126 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1127 recursive calls on the LHS of the operator but pass that of the
1128 operator to recursive calls on the RHS of the operator. Set it
1130 (shortcut_cond_expr): Set the locus of the operator on the second
1131 COND_EXPR and that of the expression on the first in degenerate cases.
1132 Pass the locus of the expression to calls to shortcut_cond_r.
1133 Set the locus of the 'then' block on the associated jump, if any.
1134 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1135 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1136 expression to call to gimplify_boolean_expr.
1138 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1140 * config.gcc: Add additional configuration for
1141 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1142 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1143 (CPP_SPEC): Redefine for allowing -municode option.
1144 (STARTFILE_SPEC): Likewise.
1145 * config/i386/t-mingw-w64: New.
1146 * config/i386/mingw-w64.opt: New.
1147 (municode): Add new target option.
1148 * doc/invoke.texi (municode): Add documentation for new option.
1150 2009-04-21 Ian Lance Taylor <iant@google.com>
1152 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1153 Correct test for number of arguments.
1154 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1156 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1158 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1159 argument of emit_library_call.
1161 2009-04-21 Richard Guenther <rguenther@suse.de>
1164 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1165 inside VIEW_CONVERT_EXPRs.
1167 2009-04-21 Martin Jambor <mjambor@suse.cz>
1169 * tree-switch-conversion.c (build_constructors): Split a long line.
1170 (constructor_contains_same_values_p): New function.
1171 (build_one_array): Create assigns of constants if possible, do not
1172 call mark_sym_for_renaming, call update_stmt.
1173 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1174 make_rename_temp. Do not call mark_symbols_for_renaming, call
1176 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1177 find_new_referenced_vars, call update_stmt.
1178 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1179 instead of calling make_rename_temp. Do not call
1180 find_new_referenced_vars or mark_symbols_for_renaming, call
1183 2009-04-21 Richard Guenther <rguenther@suse.de>
1185 PR tree-optimization/39827
1186 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1187 (tree_ssa_phiprop): Pass the correct array size.
1189 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1191 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1193 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1196 * c-typeck.c (lvalue_p): Move declaration ...
1197 * c-common.h (lvalue_p): ... to here.
1198 * c-common.c (candidate_equal_p): New.
1199 (add_tlist): Use it.
1200 (merge_tlist): Use it.
1201 (warn_for_collisions_1): Likewise.
1202 (warning_candidate_p): Accept more candidates.
1203 (verify_tree): A warning candidate can be an expression. Use
1206 2009-04-21 Ben Elliston <bje@au.ibm.com>
1209 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1210 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1211 options. Remove -mcall-solaris documentation.
1213 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1216 * doc/invoke.texi (-Wlong-long): Update description.
1217 * c-lex (interpret_integer): Only warn if there was no previous
1218 overflow and -Wlong-long is enabled.
1219 * c-decl.c (declspecs_add_type): Drop redundant flags.
1220 * c.opt (Wlong-long): Init to -1.
1221 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1222 and front-end warn_long_long. Wlong-long only depends on other
1223 flags if it is uninitialized.
1224 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1225 the same for CPP and FE.
1226 (restore_extension_diagnostics): Likewise.
1228 2009-04-20 Ian Lance Taylor <iant@google.com>
1230 Fix enum conversions which are invalid in C++:
1231 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1232 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1233 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1234 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1235 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1236 (dbxout_parms): Likewise.
1237 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1238 (df_clear_flags): Likewise.
1239 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1240 top_flag parameter to int.
1241 (df_chain_create_bb_process_use): Likewise.
1242 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1244 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1245 (df_ref_create_structure, df_def_record_1): Likewise.
1246 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1247 (df_notes_rescan): Change 0 to VOIDmode in function call.
1248 (df_get_call_refs, df_insn_refs_collect): Likewise.
1249 (df_bb_regs_collect): Likewise.
1250 (df_entry_block_defs_collect): Likewise.
1251 (df_exit_block_uses_collect): Likewise.
1252 * df.h: Update declarations.
1253 * double-int.c (double_int_divmod): Add cast to enum type.
1254 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1255 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1256 (based_loc_descr): Likewise.
1257 (loc_descriptor_from_tree_1): Change first_op and second_op to
1258 enum dwarf_location_atom. Add cast to enum type.
1259 * expmed.c (init_expmed): Change 0 to SET in function call.
1260 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1261 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1262 (do_store_flag): Likewise.
1263 * fixed-value.h (struct fixed_value): Change mode to enum
1265 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1266 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1268 (insert_insn_decl, insert_decl, insert_state): Likewise.
1269 (automata_list_finish): Likewise.
1270 * genrecog.c (process_define_predicate): Add cast to enum type.
1271 * gensupport.c (init_predicate_table): Add cast to enum type.
1272 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1274 (gimple_build_call_1, gimple_build_label): Likewise.
1275 (gimple_build_goto, gimple_build_asm_1): Likewise.
1276 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1277 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1278 (enum fallback): Rename from enum fallback_t.
1279 (fallback_t): Typedef as int.
1280 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1281 GSI_SAME_STMT in function call.
1282 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1284 (setup_reg_class_relations): Likewise.
1285 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1286 (setup_prohibited_class_mode_regs): Add cast to enum type.
1287 (setup_prohibited_mode_move_regs): Likewise.
1288 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1289 (record_address_regs): Change i to enum reg_class.
1290 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1291 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1292 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1293 (GET_MODE_2XWIDER_MODE): Likewise.
1294 (GET_CLASS_NARROWEST_MODE): Likewise.
1295 * omp-low.c (expand_omp_for): Add cast to enum type.
1296 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1297 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1298 * postreload.c (reload_cse_simplify_operands): Change rclass local
1300 * predict.c (combine_predictions_for_insn): Change best_predictor
1301 and predictor to enum br_predictor.
1302 (combine_predictions_for_bb): Likewise.
1303 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1304 use SET_PREDICT_EXPR_OUTCOME.
1305 * real.c (real_arithmetic): Change icode to code in function call.
1306 * reginfo.c (init_move_cost): Add casts to enum type.
1307 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1308 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1310 * reload.c (find_valid_class): Add casts to enum type.
1311 (push_reload): Change 0 to NO_REGS in function call.
1312 (find_reloads): Change this_alternative to array of enum
1313 reg_class. Remove some now-unnecessary casts.
1314 (make_memloc): Change 0 to VOIDmode in function call.
1315 * reload1.c (reload): Change 0 to VOIDmode in function call.
1316 (eliminate_regs_1, elimination_effects): Likewise.
1317 (eliminate_regs_in_insn): Likewise.
1318 (emit_input_reload_insns): Add cast to enum type.
1319 (delete_output_reload): Change 0 to VOIDmode in function call.
1320 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1321 to enum type in function call.
1322 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1323 (SET_PREDICT_EXPR_OUTCOME): Define.
1324 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1325 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1326 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1327 (dump_function): Likewise.
1328 * tree-dump.h: Update declarations.
1329 * tree-pass.h: Update declarations.
1330 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1331 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1333 (arm_rtx_costs_1): Correct parenthesization.
1334 (arm_rtx_costs): Add casts to enum type.
1335 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1336 (vfp_emit_fstmd): Use add_rg_note.
1337 (emit_multi_reg_push, emit_sfm): Likewise.
1338 (thumb_set_frame_pointer): Likewise.
1339 (arm_expand_prologue): Likewise.
1340 (arm_regno_class): Change return type to enum reg_class.
1341 (thumb1_expand_prologue): Use add_reg_note.
1342 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1343 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1345 * config/arm/gentune.sh: Add cast to enum type.
1346 * config/arm/arm-tune.md: Rebuild.
1347 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1348 (ix86_split_fp_branch, predict_jump): Likewise.
1349 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1350 insn_code to enum rtx_code.
1351 (ix86_builtin_vectorized_function): Add cast to enum type.
1352 * config/i386/i386.md (truncdfsf2): Change slot to enum
1354 (truncxf<mode>2, isinf<mode>2): Likewise.
1355 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1357 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1358 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1359 (insert_bundle_state): Change 1 to INSERT in function call.
1360 (ia64_add_bundle_selector_before): Likewise.
1361 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1362 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1363 (restore_stack_nonlocal): Likewise.
1364 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1366 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1368 (mips_rtx_costs): Likewise.
1369 (mips_override_options): Add casts to enum type.
1370 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1372 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1373 (store_reg, set_reg_plus_d): Likewise.
1374 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1375 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1377 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1379 (emit_unlikely_jump): Use add_reg_note.
1380 (rs6000_emit_allocate_stack): Likewise.
1381 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1382 (output_toc): Change 1 to INSERT in function call.
1383 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1384 (rs6000_initialize_trampoline): Likewise.
1385 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1387 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1388 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1389 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1390 (save_gprs): Use add_reg_note.
1391 (s390_emit_prologue): Likewise.
1392 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1393 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1394 (sparc_fold_builtin): Add cast to enum type.
1395 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1397 (spu_expand_prologue): Use add_reg_note.
1398 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1400 2009-04-20 Ian Lance Taylor <iant@google.com>
1402 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1403 (c_parser_postfix_expression_after_primary): Get VEC for list of
1404 arguments. Get original types of arguments. Call
1405 build_function_call_vec.
1406 (cached_expr_list_1, cached_expr_list_2): New static variables.
1407 (c_parser_expr_list): Change return type to VEC *. Add
1408 p_orig_types parameter. Change all callers.
1409 (c_parser_release_expr): New static function.
1410 (c_parser_vec_to_tree_list): New static function.
1411 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1412 call build_function_call_vec.
1413 (build_function_call_vec): New function, based on old
1414 build_function_call.
1415 (convert_arguments): Remove nargs and argarray parameters. Change
1416 values to a VEC. Add origtypes parameter.
1417 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1418 (convert_for_assignment): Add origtype parameter. Change all
1419 callers. If warn_cxx_compat, check for conversion to an enum
1420 type when calling a function.
1421 (store_init_value): Add origtype parameter. Change all callers.
1422 (digest_init): Likewise.
1423 (struct init_node): Add origtype field.
1424 (add_pending_init): Add origtype parameter. Change all callers.
1425 (output_init_element): Likewise.
1426 (output_pending_init_elements): Pass origtype from init_node to
1427 output_init_element.
1428 (process_init_element): Pass origtype from c_expr to
1429 output_init_element.
1430 (c_finish_return): Add origtype parameter. Change all callers.
1431 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1433 (sync_resolve_params): Likewise.
1434 (sync_resolve_return): Change params to first_param. Change caller.
1435 (resolve_overloaded_builtins): Change params to VEC *. Change
1436 callers. Save first parameter around call to build_function_call_vec.
1437 * c-decl.c (finish_decl): Add origtype parameter. Change all
1438 callers. Call build_function_call_vec rather than
1439 build_function_call for cleanup.
1440 * c-tree.h: Update declarations.
1441 * c-common.h: Update declarations.
1442 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1443 params to first_param.
1444 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1445 params parameter from tree to void *.
1446 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1447 Change arglist parameter to have type void *, and to be a pointer
1449 * config/rs6000/rs6000-protos.h
1450 (altivec_resolve_overloaded_builtin): Update declaration.
1451 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1452 fnargs parameter to have type void *, and to be a pointer to a
1453 VEC. Call build_function_call_vec instead of
1454 build_function_call.
1455 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1457 2009-04-20 Joey Ye <joey.ye@intel.com>
1458 Xuepeng Guo <xuepeng.guo@intel.com>
1459 H.J. Lu <hongjiu.lu@intel.com>
1461 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1463 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1464 (IX86_LEA_PRIORITY): Likewise.
1465 (distance_non_agu_define): New function.
1466 (distance_agu_use): Likewise.
1467 (ix86_lea_for_add_ok): Likewise.
1468 (ix86_dep_by_shift_count): Likewise.
1470 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1471 should split for LEA.
1473 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1475 (ix86_dep_by_shift_count): Likewise.
1477 2009-04-20 Richard Guenther <rguenther@suse.de>
1479 * expr.c (handled_component_p): Move ...
1480 * tree.h (handled_component_p): ... here.
1481 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1482 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1483 and REALPART_EXPR to be in one group.
1485 2009-04-20 Richard Guenther <rguenther@suse.de>
1487 * basic-block.h (get_all_dominated_blocks): Declare.
1488 * dominance.c (get_all_dominated_blocks): New function.
1489 * tree-cfg.c (get_all_dominated_blocks): Remove.
1490 (remove_edge_and_dominated_blocks): Adjust.
1491 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1492 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1493 instead of recursing.
1495 2009-04-20 Doug Kwan <dougkwan@google.com>
1497 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1498 (struct cgraph_node_set_def): New type.
1499 (cgraph_node_set) New type. Also declare vector functions.
1500 (struct cgraph_node_set_element_def): New type.
1501 (cgraph_node_set_element): Ditto.
1502 (cgraph_node_set_iterator): New iterator type.
1503 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1504 cgraph_node_set_remove, dump_cgraph_node_set,
1505 debug_cgraph_node_set): New prototypes.
1506 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1507 cgraph_node_set_size): New inlines.
1508 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1510 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1511 argument to function 'write_summary'.
1512 * ipa.c: Include ggc.h.
1513 (hash_cgraph_node_set_element,
1514 eq_cgraph_node_set_element, cgraph_node_set_new,
1515 cgraph_node_set_add, cgraph_node_set_remove,
1516 cgraph_node_set_find, dump_cgraph_node_set,
1517 debug_cgraph_node_set): New functions.
1518 * Makefile.in (ipa.o): Add dependency on GGC_H.
1520 2009-04-20 Ira Rosen <irar@il.ibm.com>
1522 PR tree-optimization/39675
1523 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1524 check of the return code of vect_schedule_slp. Check that
1525 stmt_vec_info still exists for the statement, before checking its
1528 2009-04-20 Michael Matz <matz@suse.de>
1530 * Makefile.in (generated_files): Take out $(simple_generated_c).
1532 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1534 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1535 (UINTPTR_TYPE): Likewise.
1537 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1540 * c-typeck.c (digest_init): Check for initializing an array with a
1543 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1546 * c-semantics.c (pop_stmt_list): Propagate
1547 STATEMENT_LIST_HAS_LABEL to parent statement list.
1549 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1551 * config/mips/mips.h (mips_tune_attr): New macro.
1552 * config/mips/mips.md (cpu): Use it.
1554 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1557 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1560 2009-04-19 Diego Novillo <dnovillo@google.com>
1562 * toplev.c (compile_file): Move call to coverage_finish ...
1563 * cgraphunit.c (ipa_passes): ... here.
1564 Call cgraph_process_new_functions.
1565 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1566 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1568 2009-04-19 Jan Hubicka <jh@suse.cz>
1570 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1572 (dump_cgraph_node): Dump can throw external flag.
1573 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1575 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1579 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1580 * common.opt (Wlogical-op): Move from here...
1581 * c.opt (Wlogical-op): ... to here.
1582 * c-typeck.c (parser_build_binary_op): Update call to
1583 warn_logical_operator.
1584 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1586 * c-common.c (warn_logical_op): Update.
1587 * c-common.h (warn_logical_op): Update declaration.
1589 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1591 * tree.c (protected_set_expr_location): Fix formatting.
1593 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1596 * c-typeck.c (readonly_warning): new.
1597 (build_unary_op, build_modify_expr): Use readonly_warning for
1598 storing into something readonly but not const-qualified.
1600 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1603 * c-typeck.c (build_unary_op): Check for taking address of
1604 expression of type void.
1606 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1609 * c-typeck.c (build_function_call): Check for calling a function
1610 with qualified void return types. Call require_complete_type when
1613 2009-04-18 Jan Hubicka <jh@suse.cz>
1615 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1617 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1618 can_throw_external flag.
1619 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1620 * ipa-pure-const.c (ignore_edge): New function.
1621 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1622 only over can_throw_external edges.
1623 (local_pure_const): Add nothrow flag.
1624 * ipa-utils.c (searchc): Add ignore_edge callback.
1625 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1626 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1627 (set_nothrow_function_flags): Update cgraph.
1628 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1630 2009-04-18 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1634 (fold_stmt): ... this and ...
1635 (fold_stmt_inplace): ... this.
1636 (fold_stmt_1): Fold references in calls and asms.
1637 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1639 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1641 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1642 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1644 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1646 * tree.c (function_args_count): Remove.
1647 * tree.h: Remove the prototype for function_args_count.
1649 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1651 * tree-iterator.c (expr_only): Remove.
1652 * tree.h: Remove the prototype for expr_only.
1654 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1656 * reginfo.c (cannot_change_mode_set_regs): Remove.
1657 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1659 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1661 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1662 whether operands 0 and 1 overlaps.
1664 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1667 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1668 pointer. Use warning_at instead of warning.
1669 (search_for_addr_array): Likewise.
1670 (check_array_bounds): Likewise.
1671 (check_all_array_refs): Check that the incoming edge is not in the
1672 list of edges to be removed.
1673 (check_all_array_refs): Avoid the temporal pointer.
1674 (vrp_visit_cond_stmt): Fix typo.
1675 (simplify_switch_using_ranges): Handle the case where the switch
1676 index is an integer constant.
1678 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1680 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1682 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1684 * doc/extend.texi, doc/invoke.texi: Fix typos.
1686 2009-04-17 Cary Coutant <ccoutant@google.com>
1688 * tree-flow-inline.h (get_lineno): Fix inverted test.
1690 2009-04-17 Diego Novillo <dnovillo@google.com>
1692 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1693 assertion for AVAIL_OUT.
1695 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1698 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1699 * config/sh/linux-atomic.asm: Likewise.
1701 2009-04-17 Diego Novillo <dnovillo@google.com>
1703 * except.c (debug_eh_tree): New.
1704 (struct eh_region, struct eh_status): Move ...
1705 * except.h: ... here.
1706 (add_type_for_runtime): Declare extern.
1707 (lookup_type_for_runtime): Likewise.
1708 (debug_eh_tree): Declare.
1709 * Makefile.in (GTFILES): List except.h before except.c
1711 2009-04-17 Diego Novillo <dnovillo@google.com>
1713 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1714 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1715 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1716 (find_vars_r): ... here.
1717 * tree-flow.h (find_referenced_vars_in): Declare.
1718 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1719 that AVAIL_OUT exists for BLOCK.
1720 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1721 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1722 (tree-parloops.o): Likewise.
1724 2009-04-17 Simon Baldwin <simonb@google.com>
1726 * toplev.c (default_tree_printer): Add handling for %E format.
1728 2009-04-17 Diego Novillo <dnovillo@google.com>
1730 * tree-pretty-print.c (dump_generic_node): Add break after
1731 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1732 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1733 FUNCTION_TYPE together. Call print_struct_decl when printing
1734 structures and TDF_SLIM is not given.
1735 (print_struct_decl): Fix logic for detecting recursion.
1737 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1740 * gcc.c (create_at_file): New.
1741 (compile_input_file_p): New.
1742 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1743 * main.c (main): Update call to toplev_main.
1744 * toplev.c (toplev_main): Change signature. Call expandargv.
1745 * toplev.h (toplev_main): Change signature.
1747 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1749 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1750 if the latter is not constant.
1752 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1754 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1756 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1758 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1759 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1761 2009-04-17 Richard Guenther <rguenther@suse.de>
1763 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1764 Handle component references view-converting an invariant address.
1766 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1768 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1769 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1770 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1771 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1772 Use @deftypevr rather than @deftypevar.
1774 2009-04-17 Richard Guenther <rguenther@suse.de>
1776 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1777 (get_prop_source_stmt): Likewise.
1778 (can_propagate_from): Likewise.
1780 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1782 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1783 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1784 (--with-multilib-list): Add default value.
1785 * configure: Regenerate.
1786 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1787 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1788 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1789 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1790 Don't add default cpu to multilib list unnecessarily, but do enable
1791 the relevant compiler option..
1792 Add support for --with-multilib-list=<blank> and
1793 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1794 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1795 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1796 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1798 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1799 (MULTILIB_OSDIRNAMES): New variable.
1800 * config/sh/t-1e: Delete file.
1801 * config/sh/t-mlib-sh1: Delete file.
1802 * config/sh/t-mlib-sh2: Delete file.
1803 * config/sh/t-mlib-sh2a: Delete file.
1804 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1805 * config/sh/t-mlib-sh2a-single: Delete file.
1806 * config/sh/t-mlib-sh2a-single-only: Delete file.
1807 * config/sh/t-mlib-sh2e: Delete file.
1808 * config/sh/t-mlib-sh3e: Delete file.
1809 * config/sh/t-mlib-sh4: Delete file.
1810 * config/sh/t-mlib-sh4-nofpu: Delete file.
1811 * config/sh/t-mlib-sh4-single: Delete file.
1812 * config/sh/t-mlib-sh4-single-only: Delete file.
1813 * config/sh/t-mlib-sh4a: Delete file.
1814 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1815 * config/sh/t-mlib-sh4a-single: Delete file.
1816 * config/sh/t-mlib-sh4a-single-only: Delete file.
1817 * config/sh/t-mlib-sh4al: Delete file.
1818 * config/sh/t-mlib-sh5-32media: Delete file.
1819 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1820 * config/sh/t-mlib-sh5-64media: Delete file.
1821 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1822 * config/sh/t-mlib-sh5-compact: Delete file.
1823 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1824 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1825 * doc/install.texi (Options specification): Add
1826 --with-multilib-list and --with-endian.
1828 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1830 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1832 (OBJS-common): Add plugin-version.o.
1833 (plugin-version.o): New.
1834 * gcc-plugin.h (plugin_gcc_version): New.
1835 (plugin_default_version_check): New.
1836 (plugin_init_func, plugin_init): Add version argument.
1837 * plugin-version.c: New.
1838 * plugin.c (str_plugin_gcc_version_name): New.
1839 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1840 pass it to the init function.
1841 (plugin_default_version_check): New.
1843 2009-04-17 Richard Guenther <rguenther@suse.de>
1845 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1846 for decl-vs-decl disambiguation.
1848 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1850 * config/s390/s390.h (s390_tune_attr): New macro definition.
1851 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1853 2009-04-17 Richard Guenther <rguenther@suse.de>
1855 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1856 (fold_stmt_r): Likewise.
1857 (maybe_fold_reference): New function.
1858 (fold_gimple_assign): Handle cases fold_stmt_r did.
1859 (fold_stmt): Do not use fold_stmt_r.
1860 (fold_stmt_inplace): Likewise.
1862 2009-04-17 Richard Guenther <rguenther@suse.de>
1864 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1865 (record_equivalences_from_stmt): Remove useless checks and
1867 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1868 the type is already suitable.
1870 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1872 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1874 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1876 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1877 (CMPtype): Define as __gcc_CMPtype.
1879 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1881 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1882 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1884 2009-04-17 Richard Guenther <rguenther@suse.de>
1886 PR tree-optimization/39746
1887 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1888 special-casing for builtins and static variable use/def.
1889 (call_may_clobber_ref_p_1): Likewise.
1891 2009-04-16 Ian Lance Taylor <iant@google.com>
1893 * df.h: Include "timevar.h".
1894 (struct df_problem): Change tv_id field to timevar_id_t.
1895 * tree-pass.h: Include "timevar.h".
1896 (struct opt_pass): Change tv_id field to timevar_id_t.
1897 * timevar.h (timevar_id_t): Define TV_NONE.
1898 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1899 TV_NONE rather than tv_id != 0.
1900 (execute_one_pass): Likewise.
1901 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1902 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1903 dependencies to $(TREE_PASS_H).
1904 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1906 (pass_branch_target_load_optimize2): Likewise.
1907 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1908 (pass_outof_cfg_layout_mode): Likewise.
1909 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1910 (pass_rebuild_cgraph_edges): Likewise.
1911 (pass_remove_cgraph_callee_edges): Likewise.
1912 * df-core.c (pass_df_initialize_opt): Likewise.
1913 (pass_df_initialize_no_opt): Likewise.
1914 (pass_df_finish): Likewise.
1915 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1916 * except.c (pass_set_nothrow_function_flags): Likewise.
1917 (pass_convert_to_eh_region_ranges): Likewise.
1918 * final.c (pass_compute_alignments): Likewise.
1919 * function.c (pass_instantiate_virtual_regs): Likewise.
1920 (pass_init_function): Likewise.
1921 (pass_leaf_regs): Likewise.
1922 (pass_match_asm_constraints): Likewise.
1923 * gimple-low.c (pass_lower_cf): Likewise.
1924 (pass_mark_used_blocks): Likewise.
1925 * init-regs.c (pass_initialize_regs): Likewise.
1926 * integrate.c (pass_initial_value_sets): Likewise.
1927 * ira.c (pass_ira): Likewise.
1928 * jump.c (pass_cleanup_barriers): Likewise.
1929 * omp-low.c (pass_expand_omp): Likewise.
1930 (pass_lower_omp): Likewise.
1931 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1932 * recog.c (pass_split_all_insns): Likewise.
1933 (pass_split_after_reload): Likewise.
1934 (pass_split_before_regstack): Likewise.
1935 (pass_split_before_sched2): Likewise.
1936 (pass_split_for_shorten_branches): Likewise.
1937 * reginfo.c (pass_reginfo_init): Likewise.
1938 (pass_subregs_of_mode_init): Likewise.
1939 (pass_subregs_of_mode_finish): Likewise.
1940 * passes.c (pass_postreload): Likewise.
1941 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1942 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1943 (pass_warn_function_return): Likewise.
1944 (pass_warn_function_noreturn): Likewise.
1945 * tree-complex.c (pass_lower_complex): Likewise.
1946 (pass_lower_complex_O0): Likewise.
1947 * tree-if-conv.c (pass_if_conversion): Likewise.
1948 * tree-into-ssa.c (pass_build_ssa): Likewise.
1949 * tree-mudflap.c (pass_mudflap_1): Likewise.
1950 (pass_mudflap_2): Likewise.
1951 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1952 (pass_mudflap_2): Likewise.
1953 * tree-nrv.c (pass_return_slot): Likewise.
1954 * tree-object-size.c (pass_object_sizes): Likewise.
1955 * tree-optimize.c (pass_all_optimizations): Likewise.
1956 (pass_early_local_passes): Likewise.
1957 (pass_all_early_optimizations): Likewise.
1958 (pass_cleanup_cfg): Likewise.
1959 (pass_cleanup_cfg_post_optimizing): Likewise.
1960 (pass_free_datastructures): Likewise.
1961 (pass_free_cfg_annotations): Likewise.
1962 (pass_fixup_cfg): Likewise.
1963 (pass_init_datastructures): Likewise.
1964 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1965 (pass_late_warn_uninitialized): Likewise.
1966 (pass_update_address_taken): Likewise.
1967 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1968 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1969 (pass_cse_sincos): Likewise.
1970 (pass_convert_to_rsqrt): Likewise.
1971 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1972 * tree-stdarg.c (pass_stdarg): Likewise.
1973 * tree-tailcall.c (pass_tail_recursion): Likewise.
1974 (pass_tail_calls): Likewise.
1975 * tree-vect-generic.c (pass_lower_vector): Likewise.
1976 (pass_lower_vector_ssa): Likewise.
1977 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1979 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1981 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1983 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1985 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1986 logical and signext.
1988 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1991 * config/sh/predicates.md (arith_operand): Check if the operand
1992 of TRUNCATE is a REG.
1994 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1996 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1997 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1999 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2001 * tree-iterator.c (tsi_split_statement_list_after,
2002 tsi_split_statement_list_before): Remove.
2003 * tree-iterator.h: Remove the prototypes for
2004 tsi_split_statement_list_after and tsi_split_statement_list_before.
2006 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2008 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2009 * tree-ssa-propagate.h: Remove the prototype for
2010 stmt_makes_single_load.
2012 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2014 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2015 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2017 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2019 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2021 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2023 * except.c (eh_region_outer_p): Remove.
2024 * except.h: Remove the prototype for eh_region_outer_p.
2026 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2028 * function.c (current_function_assembler_name): Remove.
2029 * function.h: Remove the prototype for
2030 current_function_assembler_name.
2032 2009-04-16 Ian Lance Taylor <iant@google.com>
2034 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2035 (add_reg_note): Call alloc_reg_note.
2036 * rtl.h (alloc_reg_note): Declare.
2037 * combine.c (try_combine): Use alloc_reg_note.
2038 (recog_for_combine, move_deaths): Likewise.
2039 (distribute_notes): Use alloc_reg_note and add_reg_note.
2040 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2041 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2042 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2044 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2046 PR rtl-optimization/39762
2047 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2048 ira_may_move_out_cost): Add comments about way of their usage.
2049 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2051 * ira-conflicts.c (process_regs_for_copy): Use function
2052 ira_get_register_move_cost instead of global
2053 ira_register_move_cost.
2055 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2056 color_pass, move_spill_restore, update_curr_costs): Ditto.
2058 * ira-lives.c (process_single_reg_class_operands): Ditto.
2060 * ira-emit.c (emit_move_list): Ditto.
2062 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2063 (record_reg_classes): Ditto. Use functions
2064 ira_get_register_move_cost and ira_get_may_move_cost instead of
2065 global vars ira_register_move_cost, ira_may_move_out_cost and
2066 ira_may_move_in_cost.
2067 (record_address_regs): Don't call ira_init_register_move_cost.
2068 Use function ira_get_may_move_cost instead of global
2069 ira_may_move_in_cost.
2070 (process_bb_node_for_hard_reg_moves): Use function
2071 ira_get_register_move_cost instead of global ira_register_move_cost.
2072 (ira_costs): Don't call ira_init_register_move_cost.
2074 2009-04-16 Richard Guenther <rguenther@suse.de>
2076 * tree-cfg.c (verify_gimple_assign_binary):
2077 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2078 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2079 (create_general_new_stmt): Note that this function is broken.
2081 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2083 * common.opt (fhelp): Add Var(help_flag).
2084 * gcc-plugin.h (plugin_info): Add help.
2085 * plugin.c (plugin_name_args): Add help.
2086 (register_plugin_info): Set plugin->help.
2087 (print_help_one_plugin): New.
2088 (print_plugins_help): New.
2089 * plugin.h (print_plugins_help): New.
2090 * toplev.c (toplev_main): Call print_plugins_help if needed.
2092 2009-04-16 Richard Guenther <rguenther@suse.de>
2094 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2095 (gimple_ior_addresses_taken_1): New function.
2096 (gimple_ior_addresses_taken): Likewise.
2097 * gimple.h (struct gimple_statement_with_ops_base): Remove
2098 addresses_taken member.
2099 (gimple_ior_addresses_taken): Declare.
2100 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2101 gimple_set_addresses_taken): Remove.
2102 * ipa-reference.c (mark_address): New function.
2103 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2104 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2105 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2106 (gimple_add_to_addresses_taken): Remove.
2107 (get_tmr_operands): Call mark_address_taken.
2108 (get_asm_expr_operands): Likewise.
2109 (get_expr_operands): Likewise.
2110 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2111 (free_stmt_operands): Do not free it.
2112 * tree-ssa.c (delete_tree_ssa): Likewise.
2113 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2115 2009-04-16 Richard Guenther <rguenther@suse.de>
2117 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2118 (walk_stmt_load_store_ops): Likewise.
2119 * gimple.c (get_base_loadstore): New function.
2120 (walk_stmt_load_store_addr_ops): Likewise.
2121 (walk_stmt_load_store_ops): Likewise.
2122 * ipa-pure-const.c (check_op): Simplify.
2123 (check_load, check_store): New functions.
2124 (check_stmt): Use walk_stmt_load_store_ops.
2125 * ipa-reference.c (mark_load): Adjust signature.
2126 (mark_store): Likewise.
2127 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2129 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2131 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2133 * opts.c (common_handle_option): Don't call print_version.
2134 * plugin.c (plugin_name_args): Add version.
2135 (register_plugin_info): New.
2136 (register_callback): Handle PLUGIN_INFO.
2137 (try_init_one_plugin): New.
2138 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2140 (finalize_one_plugin): New.
2141 (finalize_plugins): New.
2142 (print_one_plugin): New.
2143 (print_plugins_versions): New.
2144 * plugin.h (print_plugins_versions): New.
2145 (finalize_plugins): New.
2146 * toplev.c (compile_file): Don't call initialize_plugins.
2147 (print_version): Call print_plugins_versions.
2148 (toplev_main): Call initialize_plugins. Print version if needed.
2149 Call finalize_plugins.
2151 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2153 * common.opt (fversion): New.
2154 * gcc.c (print_version): New.
2155 (process_command): Don't print the version. Just set print_version.
2156 (main): Print version. Call subprocesses if print_version and
2157 verbose_flag are set.
2158 * opts.c (common_handle_option): Handle OPT_fversion.
2160 2009-04-16 Richard Guenther <rguenther@suse.de>
2161 Ira Rosen <irar@il.ibm.com>
2163 PR tree-optimization/39698
2164 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2165 type of the reduction variable. Only generate the def if
2168 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2169 make sure to first convert to an integer of the same precision.
2170 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2171 the type of the evolution correctly in computing the new
2172 induction variable base.
2174 2009-04-16 Richard Guenther <rguenther@suse.de>
2177 * tree-cfg.c (make_blocks): Split statements with to-be
2178 abnormal SSA names on the lhs.
2180 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2182 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2183 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2184 * c-typeck.c (really_start_incremental_init): Likewise.
2185 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2186 (TARGET_INITIALIZER): Remove it.
2187 * target.h (struct target): Remove vector_opaque_p.
2188 * tree.c (build_opaque_vector_type): New.
2189 * tree.h (TYPE_VECTOR_OPAQUE): New.
2190 (build_opaque_vector_type): Declare.
2191 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2192 * config/rs6000/rs6000.c (build_opaque_vector_type,
2193 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2194 (rs6000_init_builtins): Use build_opaque_vector_type for
2195 opaque_V4SI_type_node.
2197 2009-04-15 Catherine Moore <clm@codesourcery.com>
2199 * debug.h (set_name): Declare.
2200 * dwarf2out.c (dwarf2out_set_name): Declare.
2201 (dwarf2_debug_hooks): Add set_name.
2202 (find_AT_string): New.
2203 (add_AT_string): Call find_AT_string.
2204 (dwarf2out_set_name): New.
2205 * cp/decl.c (grokdeclarator): Call set_name.
2206 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2207 * debug.c (do_nothing_debug_hooks): Likewise.
2208 * dbxout.c (dbx_debug_hooks): Likewise.
2209 * sdbout.c (sdb_debug_hooks): Likewise.
2211 2009-04-15 Michael Eager <eager@eagercon.com>
2213 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2214 reg for single-precision FPU.
2215 * config/rs6000/rs6000.md (movsi_internal1): Only for
2217 (movsi_internal1_single): New. Add pattern to move SI values to/from
2218 single-precision FP regs.
2220 2009-04-15 Richard Guenther <rguenther@suse.de>
2222 * omp-low.c (lower_rec_input_clauses): Build correct address
2224 (expand_omp_for_generic): Fix multiplication type.
2225 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2226 (generate_memset_zero): Fix types.
2227 * tree-profile.c (prepare_instrumented_value): Correctly
2230 2009-04-15 Ian Lance Taylor <iant@google.com>
2232 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2233 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2234 for -Wall and for -Wc++-compat.
2235 (c_common_post_options): For C++, set warn_enum_compare if not
2237 * c-tree.h (struct c_expr): Add field original_type.
2238 (build_external_ref): Update declaration.
2239 * c-parser.c (c_parser_braced_init): Set original_type.
2240 (c_parser_initelt): Likewise.
2241 (c_parser_expr_no_commas): Likewise.
2242 (c_parser_conditional_expression): Likewise.
2243 (c_parser_cast_expression): Likewise.
2244 (c_parser_unary_expression): Likewise. Pull setting of
2245 original_code to top of function.
2246 (c_parser_sizeof_expression): Set original_type.
2247 (c_parser_alignof_expression): Likewise.
2248 (c_parser_postfix_expression): Likewise. Pull setting of
2249 original_code to top of function.
2250 (c_parser_postfix_expression_after_paren_type): Set original_type.
2251 (c_parser_postfix_expression_after_primary): Likewise.
2252 (c_parser_expression): Likewise.
2253 * c-typeck.c (build_external_ref): Add type parameter. Change all
2255 (c_expr_sizeof_expr): Set original_type field.
2256 (parser_build_unary_op): Likewise.
2257 (parser_build_binary_op): Likewise. Optionally warn about
2258 comparisons of enums of different types.
2259 (digest_init): Set original_type field.
2260 (really_start_incremental_init): Likewise.
2261 (push_init_level, pop_init_level): Likewise.
2262 * doc/invoke.texi (Warning Options): -Wenum-compare now
2265 2009-04-15 Richard Guenther <rguenther@suse.de>
2267 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2268 out a necessary conversion.
2269 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2270 names we didn't value number.
2271 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2273 2009-04-15 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/39764
2276 * tree-ssa-ccp.c (get_value): Canonicalize value with
2277 canonicalize_float_value.
2279 2009-04-15 Jan Hubicka <jh@suse.cz>
2281 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2282 Wrong version of patch.
2284 2009-04-15 Jan Hubicka <jh@suse.cz>
2286 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2288 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2290 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2291 our distinct integral and vector types.
2293 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2295 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2296 * init.c (build_vtbl_address): Remove call to assemble_external.
2298 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2300 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2301 output for other floating point modes.
2303 2009-04-14 Diego Novillo <dnovillo@google.com>
2305 * diagnostic.c (diagnostic_report_diagnostic): Do not
2306 warn about loaded plugins for DK_ERROR and DK_WARNING.
2307 * c-decl.c (declspecs_add_type): Move call to
2308 invoke_plugin_callbacks ...
2309 * c-parser.c (c_parser_declspecs): ... here.
2310 * plugin.c (dump_active_plugins): Tidy output.
2312 2009-04-14 Diego Novillo <dnovillo@google.com>
2313 Le-Chun Wu <lcwu@google.com>
2315 * configure.ac: Add --enable-plugin support.
2316 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2317 * Makefile.in (PLUGIN_H): Define.
2318 Export ENABLE_PLUGIN and GMPINC to site.exp.
2319 Add PLUGINLIBS to link command.
2320 Add/modify dependencies for plugin.o and files including plugin.h.
2322 * config.in: Regenerate.
2324 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2327 2009-04-14 Le-Chun Wu <lcwu@google.com>
2329 * tree-pass.h (register_one_dump_file): Add a prototype for
2330 register_one_dump_file.
2331 * toplev.c (compile_file): Call initialize_plugins.
2332 (do_compile): Call invoke_plugin_callbacks.
2333 (toplev_main): Call invoke_plugin_callbacks.
2334 * common.opt: Add -fplugin= and -fplugin-arg-.
2335 * gcc-plugin.h: New public header file for plugins to include.
2336 * plugin.c: New source file.
2337 * plugin.h: New internal header file.
2338 * passes.c (register_one_dump_file): Make it external.
2340 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2342 2009-04-14 Diego Novillo <dnovillo@google.com>
2344 * doc/plugins.texi: New.
2345 * doc/gccint.texi: Add reference to Plugins chapter.
2346 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2347 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2348 loaded plugins, if any.
2349 * timevar.def (TV_PLUGIN_INIT): Define.
2350 (TV_PLUGIN_RUN): Define.
2351 * plugin.c: Include timevar.h
2352 (plugins_active_p): New.
2353 (dump_active_plugins): New.
2354 (debug_active_plugins): New.
2356 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2358 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2360 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2362 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2364 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2365 the same as a minus without a shift.
2367 2009-04-14 Nick Clifton <nickc@redhat.com>
2369 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2370 comparisons with small integers will always produce a short
2373 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2376 2008-12-19 Diego Novillo <dnovillo@google.com>
2378 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2380 2009-04-14 Richard Guenther <rguenther@suse.de>
2382 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2384 (verify_gimple_assign_binary): Likewise. Handle shifts and
2386 (verify_gimple_phi): Print the mismatched argument position.
2387 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2389 (vect_update_init_of_dr): Likewise.
2390 * matrix-reorg.c (transform_access_sites): Do what the
2392 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2394 2009-04-13 Michael Eager <eager@eagercon.com>
2396 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2397 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2398 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2399 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2400 remove duplicate config
2402 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2404 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2405 file_name:line_number type locator of the call site.
2407 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2409 * genautomata.c: Put blank after comma.
2410 (automaton_decls): New.
2411 (struct unit_usage): Add comments to member next.
2412 (store_alt_unit_usage): Keep the list ordered.
2413 (unit_present_on_list_p, equal_alternatives_p): New.
2414 (check_regexp_units_distribution): Check units distribution
2415 correctness correctly.
2416 (main): Don't write automata if error is found. Return correct
2419 * config/m68k/cf.md (cfv4_ds): Remove.
2420 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2421 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2423 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2424 power4-load-ext, power4-store, power4-store-update,
2425 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2426 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2427 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2428 power4-sqrt, power4-isync): Modify reservation to make correct
2429 unit distribution to automata.
2431 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2432 power5-store-update, power5-two, power5-three, power5-lmul,
2433 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2435 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2437 * except.c (pass_set_nothrow_function_flags): Set name and add
2439 (set_nothrow_function_flags): Mention in the dump file when
2440 changing a function to nothrow.
2442 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2445 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2446 instead of unsigned long.
2448 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2450 * config/arm/arm.c (return_used_this_function): Remove.
2451 (arm_output_function_prologue): Remove use of
2452 return_used_this_function.
2453 (output_return_instruction): Replace use of
2454 return_used_this_function
2455 by cfun->machine->return_used_this_function.
2456 (arm_output_epilogue): Likewise.
2457 (arm_output_function_epilogue): Likewise.
2458 (thumb_unexpanded_epilogue): Likewise.
2459 * config/arm/arm.h (struct machine_function):
2460 New member return_used_this_function.
2462 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2464 * doc/install.texi: Correct description of default directory for
2465 --with-gxx-include-dir.
2467 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2469 * fold-const.c (build_range_check): Properly deal with enumeral and
2472 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2474 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2475 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2476 * params.h (MAX_GCSE_PASSES): Remove.
2477 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2478 in sequence. Remove ability to run multiple passes.
2479 (bypass_jumps): Report run as third CPROP pass.
2481 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2484 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2485 when deciding whether the whole SEQUENCE can throw.
2487 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2490 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2491 offseted label references.
2493 2009-04-11 Jan Hubicka <jh@suse.cz>
2495 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2497 2009-04-11 Richard Guenther <rguenther@suse.de>
2500 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2501 return variables as TREE_ADDRESSABLE.
2503 2009-04-11 Richard Guenther <rguenther@suse.de>
2505 PR tree-optimization/39713
2506 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2507 reference trees have SSA_NAME operands.
2509 2009-04-11 Richard Guenther <rguenther@suse.de>
2512 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2513 address expressions.
2515 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2517 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2518 match changes in Cygwin 1.7
2519 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2520 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2522 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2524 PR tree-optimization/39701
2525 * doc/invoke.texi (Optimization Options): Document change in
2526 meaning and initialization of -fdelete-null-pointer-checks.
2528 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2531 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2533 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2536 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2538 2009-04-10 Chao-ying Fu <fu@mips.com>
2540 * doc/tm.texi (Instruction Output): Document
2541 TARGET_ASM_FINAL_POSTSCAN_INSN.
2542 * target.h (final_postscan_insn): New field in asm_out.
2543 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2544 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2545 * final.c (final_scan_insn): Call
2546 targetm.asm_out.final_postscan_insn after outputting
2547 an asm macro and a normal instruction.
2549 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2550 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2551 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2552 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2553 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2555 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2558 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2559 variables as non-NULL even with -fdelete-null-pointer-checks.
2561 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2563 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2565 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/i386.c (classify_argument): Handle SCmode with
2569 (bit_offset % 64) != 0.
2571 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2573 * doc/invoke.texi (Optimize Options): Add cross-reference to
2574 -Q --help=optimizers examples.
2576 2009-04-10 Ben Elliston <bje@au.ibm.com>
2579 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2580 regalign for the reg == fpr and TDmode case.
2582 2009-04-09 David Ayers <ayers@fsfe.org>
2585 * objc/objc-act.c (warn_with_method): Remove helper function.
2586 (check_duplicates): Call warning and inform directly.
2587 (really_start_method): Likewise.
2589 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2591 * expmed.c (expand_divmod): Always use a comparison for a division
2592 by a large unsigned integer.
2594 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2595 for things others than variables or functions as nonzero.
2597 2009-04-09 Nick Clifton <nickc@redhat.com>
2599 * unwind-compat.c: Change copyright header to refer to version
2600 3 of the GNU General Public License with version 3.1 of the
2601 GCC Runtime Library Exception and to point readers at the
2602 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2603 * config/alpha/crtfastmath.c: Likewise.
2604 * config/alpha/linux-unwind.h: Likewise.
2605 * config/alpha/qrnnd.asm: Likewise.
2606 * config/alpha/vms-crt0-64.c: Likewise.
2607 * config/alpha/vms-crt0.c: Likewise.
2608 * config/alpha/vms-dwarf2.asm: Likewise.
2609 * config/alpha/vms-dwarf2eh.asm: Likewise.
2610 * config/alpha/vms-psxcrt0-64.c: Likewise.
2611 * config/alpha/vms-psxcrt0.c: Likewise.
2612 * config/alpha/vms_tramp.asm: Likewise.
2613 * config/arc/initfini.c: Likewise.
2614 * config/arc/lib1funcs.asm: Likewise.
2615 * config/arm/bpabi-v6m.S: Likewise.
2616 * config/arm/bpabi.S: Likewise.
2617 * config/arm/bpabi.c: Likewise.
2618 * config/arm/crti.asm: Likewise.
2619 * config/arm/crtn.asm: Likewise.
2620 * config/arm/ieee754-df.S: Likewise.
2621 * config/arm/ieee754-sf.S: Likewise.
2622 * config/arm/lib1funcs.asm: Likewise.
2623 * config/arm/libunwind.S: Likewise.
2624 * config/arm/linux-atomic.c: Likewise.
2625 * config/arm/mmintrin.h: Likewise.
2626 * config/arm/pr-support.c: Likewise.
2627 * config/arm/unaligned-funcs.c: Likewise.
2628 * config/arm/unwind-arm.c: Likewise.
2629 * config/arm/unwind-arm.h: Likewise.
2630 * config/avr/libgcc.S: Likewise.
2631 * config/bfin/crti.s: Likewise.
2632 * config/bfin/crtlibid.s: Likewise.
2633 * config/bfin/crtn.s: Likewise.
2634 * config/bfin/lib1funcs.asm: Likewise.
2635 * config/bfin/linux-unwind.h: Likewise.
2636 * config/cris/arit.c: Likewise.
2637 * config/cris/cris_abi_symbol.c: Likewise.
2638 * config/darwin-64.c: Likewise.
2639 * config/darwin-crt2.c: Likewise.
2640 * config/darwin-crt3.c: Likewise.
2641 * config/darwin.h: Likewise.
2642 * config/dbxelf.h: Likewise.
2643 * config/dfp-bit.c: Likewise.
2644 * config/dfp-bit.h: Likewise.
2645 * config/elfos.h: Likewise.
2646 * config/fixed-bit.c: Likewise.
2647 * config/fixed-bit.h: Likewise.
2648 * config/fp-bit.c: Likewise.
2649 * config/fp-bit.h: Likewise.
2650 * config/fr30/crti.asm: Likewise.
2651 * config/fr30/crtn.asm: Likewise.
2652 * config/fr30/lib1funcs.asm: Likewise.
2653 * config/freebsd-spec.h: Likewise.
2654 * config/frv/cmovd.c: Likewise.
2655 * config/frv/cmovh.c: Likewise.
2656 * config/frv/cmovw.c: Likewise.
2657 * config/frv/frvbegin.c: Likewise.
2658 * config/frv/frvend.c: Likewise.
2659 * config/frv/lib1funcs.asm: Likewise.
2660 * config/glibc-stdint.h: Likewise.
2661 * config/h8300/clzhi2.c: Likewise.
2662 * config/h8300/crti.asm: Likewise.
2663 * config/h8300/crtn.asm: Likewise.
2664 * config/h8300/ctzhi2.c: Likewise.
2665 * config/h8300/fixunssfsi.c: Likewise.
2666 * config/h8300/lib1funcs.asm: Likewise.
2667 * config/h8300/parityhi2.c: Likewise.
2668 * config/h8300/popcounthi2.c: Likewise.
2669 * config/i386/ammintrin.h: Likewise.
2670 * config/i386/att.h: Likewise.
2671 * config/i386/avxintrin.h: Likewise.
2672 * config/i386/biarch64.h: Likewise.
2673 * config/i386/bmmintrin.h: Likewise.
2674 * config/i386/cpuid.h: Likewise.
2675 * config/i386/cross-stdarg.h: Likewise.
2676 * config/i386/crtfastmath.c: Likewise.
2677 * config/i386/crtprec.c: Likewise.
2678 * config/i386/cygming-crtbegin.c: Likewise.
2679 * config/i386/cygming-crtend.c: Likewise.
2680 * config/i386/cygwin.asm: Likewise.
2681 * config/i386/emmintrin.h: Likewise.
2682 * config/i386/gmm_malloc.h: Likewise.
2683 * config/i386/gthr-win32.c: Likewise.
2684 * config/i386/i386.h: Likewise.
2685 * config/i386/immintrin.h: Likewise.
2686 * config/i386/linux-unwind.h: Likewise.
2687 * config/i386/linux64.h: Likewise.
2688 * config/i386/mm3dnow.h: Likewise.
2689 * config/i386/mmintrin-common.h: Likewise.
2690 * config/i386/mmintrin.h: Likewise.
2691 * config/i386/nmmintrin.h: Likewise.
2692 * config/i386/pmm_malloc.h: Likewise.
2693 * config/i386/pmmintrin.h: Likewise.
2694 * config/i386/smmintrin.h: Likewise.
2695 * config/i386/sol2-c1.asm: Likewise.
2696 * config/i386/sol2-ci.asm: Likewise.
2697 * config/i386/sol2-cn.asm: Likewise.
2698 * config/i386/sol2-gc1.asm: Likewise.
2699 * config/i386/tmmintrin.h: Likewise.
2700 * config/i386/unix.h: Likewise.
2701 * config/i386/w32-unwind.h: Likewise.
2702 * config/i386/wmmintrin.h: Likewise.
2703 * config/i386/x86-64.h: Likewise.
2704 * config/i386/x86intrin.h: Likewise.
2705 * config/i386/xmmintrin.h: Likewise.
2706 * config/ia64/crtbegin.asm: Likewise.
2707 * config/ia64/crtend.asm: Likewise.
2708 * config/ia64/crtfastmath.c: Likewise.
2709 * config/ia64/crti.asm: Likewise.
2710 * config/ia64/crtn.asm: Likewise.
2711 * config/ia64/fde-glibc.c: Likewise.
2712 * config/ia64/lib1funcs.asm: Likewise.
2713 * config/ia64/linux-unwind.h: Likewise.
2714 * config/ia64/quadlib.c: Likewise.
2715 * config/ia64/unwind-ia64.c: Likewise.
2716 * config/linux.h: Likewise.
2717 * config/m32c/m32c-lib1.S: Likewise.
2718 * config/m32c/m32c-lib2-trapv.c: Likewise.
2719 * config/m32c/m32c-lib2.c: Likewise.
2720 * config/m32r/initfini.c: Likewise.
2721 * config/m68hc11/larith.asm: Likewise.
2722 * config/m68hc11/m68hc11-crt0.S: Likewise.
2723 * config/m68k/cf.md: Likewise.
2724 * config/m68k/crti.s: Likewise.
2725 * config/m68k/crtn.s: Likewise.
2726 * config/m68k/lb1sf68.asm: Likewise.
2727 * config/m68k/linux-unwind.h: Likewise.
2728 * config/mcore/crti.asm: Likewise.
2729 * config/mcore/crtn.asm: Likewise.
2730 * config/mcore/lib1.asm: Likewise.
2731 * config/mips/linux-unwind.h: Likewise.
2732 * config/mips/loongson.h: Likewise.
2733 * config/mips/mips16.S: Likewise.
2734 * config/mmix/crti.asm: Likewise.
2735 * config/mmix/crtn.asm: Likewise.
2736 * config/pa/fptr.c: Likewise.
2737 * config/pa/hpux-unwind.h: Likewise.
2738 * config/pa/lib2funcs.asm: Likewise.
2739 * config/pa/linux-atomic.c: Likewise.
2740 * config/pa/linux-unwind.h: Likewise.
2741 * config/pa/milli64.S: Likewise.
2742 * config/pa/quadlib.c: Likewise.
2743 * config/pa/stublib.c: Likewise.
2744 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2745 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2746 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2747 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2748 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2749 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2750 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2751 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2752 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2753 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2754 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2755 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2756 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2757 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2758 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2759 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2760 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2761 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2762 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2763 * config/rs6000/750cl.h: Likewise.
2764 * config/rs6000/altivec.h: Likewise.
2765 * config/rs6000/biarch64.h: Likewise.
2766 * config/rs6000/crtresfpr.asm: Likewise.
2767 * config/rs6000/crtresgpr.asm: Likewise.
2768 * config/rs6000/crtresxfpr.asm: Likewise.
2769 * config/rs6000/crtresxgpr.asm: Likewise.
2770 * config/rs6000/crtsavfpr.asm: Likewise.
2771 * config/rs6000/crtsavgpr.asm: Likewise.
2772 * config/rs6000/darwin-asm.h: Likewise.
2773 * config/rs6000/darwin-fallback.c: Likewise.
2774 * config/rs6000/darwin-fpsave.asm: Likewise.
2775 * config/rs6000/darwin-ldouble.c: Likewise.
2776 * config/rs6000/darwin-tramp.asm: Likewise.
2777 * config/rs6000/darwin-unwind.h: Likewise.
2778 * config/rs6000/darwin-vecsave.asm: Likewise.
2779 * config/rs6000/darwin-world.asm: Likewise.
2780 * config/rs6000/e500crtres32gpr.asm: Likewise.
2781 * config/rs6000/e500crtres64gpr.asm: Likewise.
2782 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2783 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2784 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2785 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2786 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2787 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2788 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2789 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2790 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2791 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2792 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2793 * config/rs6000/eabi-ci.asm: Likewise.
2794 * config/rs6000/eabi-cn.asm: Likewise.
2795 * config/rs6000/eabi.asm: Likewise.
2796 * config/rs6000/linux-unwind.h: Likewise.
2797 * config/rs6000/linux64.h: Likewise.
2798 * config/rs6000/paired.h: Likewise.
2799 * config/rs6000/paired.md: Likewise.
2800 * config/rs6000/ppc64-fp.c: Likewise.
2801 * config/rs6000/ppu_intrinsics.h: Likewise.
2802 * config/rs6000/rs6000.h: Likewise.
2803 * config/rs6000/si2vmx.h: Likewise.
2804 * config/rs6000/sol-ci.asm: Likewise.
2805 * config/rs6000/sol-cn.asm: Likewise.
2806 * config/rs6000/spe.h: Likewise.
2807 * config/rs6000/spu2vmx.h: Likewise.
2808 * config/rs6000/sysv4.h: Likewise.
2809 * config/rs6000/tramp.asm: Likewise.
2810 * config/rs6000/vec_types.h: Likewise.
2811 * config/s390/linux-unwind.h: Likewise.
2812 * config/s390/tpf-unwind.h: Likewise.
2813 * config/score/crti.asm: Likewise.
2814 * config/score/crtn.asm: Likewise.
2815 * config/sh/crt1.asm: Likewise.
2816 * config/sh/crti.asm: Likewise.
2817 * config/sh/crtn.asm: Likewise.
2818 * config/sh/divtab-sh4-300.c: Likewise.
2819 * config/sh/divtab-sh4.c: Likewise.
2820 * config/sh/divtab.c: Likewise.
2821 * config/sh/lib1funcs-4-300.asm: Likewise.
2822 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2823 * config/sh/lib1funcs.asm: Likewise.
2824 * config/sh/lib1funcs.h: Likewise.
2825 * config/sh/linux-atomic.asm: Likewise.
2826 * config/sh/linux-unwind.h: Likewise.
2827 * config/sh/shmedia.h: Likewise.
2828 * config/sh/sshmedia.h: Likewise.
2829 * config/sh/ushmedia.h: Likewise.
2830 * config/sparc/crtfastmath.c: Likewise.
2831 * config/sparc/linux-unwind.h: Likewise.
2832 * config/sparc/sol2-c1.asm: Likewise.
2833 * config/sparc/sol2-ci.asm: Likewise.
2834 * config/sparc/sol2-cn.asm: Likewise.
2835 * config/spu/divmodti4.c: Likewise.
2836 * config/spu/divv2df3.c: Likewise.
2837 * config/spu/float_disf.c: Likewise.
2838 * config/spu/float_unsdidf.c: Likewise.
2839 * config/spu/float_unsdisf.c: Likewise.
2840 * config/spu/float_unssidf.c: Likewise.
2841 * config/spu/mfc_multi_tag_release.c: Likewise.
2842 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2843 * config/spu/mfc_tag_release.c: Likewise.
2844 * config/spu/mfc_tag_reserve.c: Likewise.
2845 * config/spu/mfc_tag_table.c: Likewise.
2846 * config/spu/multi3.c: Likewise.
2847 * config/spu/spu_internals.h: Likewise.
2848 * config/spu/spu_intrinsics.h: Likewise.
2849 * config/spu/spu_mfcio.h: Likewise.
2850 * config/spu/vec_types.h: Likewise.
2851 * config/spu/vmx2spu.h: Likewise.
2852 * config/stormy16/stormy16-lib2.c: Likewise.
2853 * config/svr4.h: Likewise.
2854 * config/sync.c: Likewise.
2855 * config/v850/lib1funcs.asm: Likewise.
2856 * config/vxlib-tls.c: Likewise.
2857 * config/vxlib.c: Likewise.
2858 * config/vxworks-dummy.h: Likewise.
2859 * config/xtensa/crti.asm: Likewise.
2860 * config/xtensa/crtn.asm: Likewise.
2861 * config/xtensa/ieee754-df.S: Likewise.
2862 * config/xtensa/ieee754-sf.S: Likewise.
2863 * config/xtensa/lib1funcs.asm: Likewise.
2864 * config/xtensa/lib2funcs.S: Likewise.
2865 * config/xtensa/linux-unwind.h: Likewise.
2866 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2867 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2868 * coretypes.h: Likewise.
2869 * crtstuff.c: Likewise.
2870 * defaults.h: Likewise.
2871 * dwarf2.h: Likewise.
2872 * emutls.c: Likewise.
2873 * gbl-ctors.h: Likewise.
2874 * gcov-io.h: Likewise.
2875 * ginclude/float.h: Likewise.
2876 * ginclude/iso646.h: Likewise.
2877 * ginclude/stdarg.h: Likewise.
2878 * ginclude/stdbool.h: Likewise.
2879 * ginclude/stddef.h: Likewise.
2880 * ginclude/stdfix.h: Likewise.
2881 * ginclude/stdint-gcc.h: Likewise.
2882 * ginclude/tgmath.h: Likewise.
2883 * gthr-aix.h: Likewise.
2884 * gthr-dce.h: Likewise.
2885 * gthr-gnat.c: Likewise.
2886 * gthr-gnat.h: Likewise.
2887 * gthr-lynx.h: Likewise.
2888 * gthr-mipssde.h: Likewise.
2889 * gthr-nks.h: Likewise.
2890 * gthr-posix.c: Likewise.
2891 * gthr-posix.h: Likewise.
2892 * gthr-posix95.h: Likewise.
2893 * gthr-rtems.h: Likewise.
2894 * gthr-single.h: Likewise.
2895 * gthr-solaris.h: Likewise.
2896 * gthr-tpf.h: Likewise.
2897 * gthr-vxworks.h: Likewise.
2898 * gthr-win32.h: Likewise.
2900 * libgcc2.c: Likewise.
2901 * libgcc2.h: Likewise.
2902 * libgcov.c: Likewise.
2903 * tsystem.h: Likewise.
2904 * typeclass.h: Likewise.
2905 * unwind-c.c: Likewise.
2906 * unwind-compat.h: Likewise.
2907 * unwind-dw2-fde-compat.c: Likewise.
2908 * unwind-dw2-fde-darwin.c: Likewise.
2909 * unwind-dw2-fde-glibc.c: Likewise.
2910 * unwind-dw2-fde.c: Likewise.
2911 * unwind-dw2-fde.h: Likewise.
2912 * unwind-dw2.c: Likewise.
2913 * unwind-dw2.h: Likewise.
2914 * unwind-generic.h: Likewise.
2915 * unwind-pe.h: Likewise.
2916 * unwind-sjlj.c: Likewise.
2917 * unwind.inc: Likewise.
2918 * config/arm/neon-gen.ml: Change generated copyright header to
2919 refer to version 3 of the GNU General Public License with
2920 version 3.1 of the GCC Runtime Library Exception and to point
2921 readers at the COPYING3 and COPYING3.RUNTIME files and the
2922 FSF's license web page.
2923 * config/arm/arm_neon.h: Regenerate.
2925 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2927 * config/cris/cris.md: Change copyright header to refer to version
2928 3 of the GNU General Public License.
2929 * doc/install.texi2html: Change copyright header to refer to version
2930 3 of the GNU General Public License and to point readers at the
2931 COPYING3 file and the FSF's license web page.
2932 * config/vax/linux.h: Likewise.
2934 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2936 * config/i386/i386.md (cmpcc): New.
2937 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2938 (sync_compare_and_swap_cc*): Delete.
2940 * config/s390/s390.c (s390_compare_emitted): Remove.
2941 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2942 s390_compare_emitted used to be handled. Assert that modes match.
2943 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2944 refer to sync_compare_and_swap_ccsi.
2945 * config/s390/s390.h (s390_compare_emitted): Remove.
2946 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2947 instead of s390_compare_emitted.
2948 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2949 instead of s390_compare_emitted.
2950 * config/s390/s390.md (cmpcc): New.
2951 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2952 CC_REGNUM, do not pretend it's set.
2953 (sync_compare_and_swap_cc*): Delete.
2954 * config/s390/predicates.md (cc_reg_operand): New.
2956 * expr.c (sync_compare_and_swap_cc): Delete.
2957 * optabs.h (sync_compare_and_swap_cc): Delete.
2958 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2959 is being used with can_compare_p.
2960 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2962 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2963 look for a MODE_CC set instead. Use emit_store_flag.
2964 (expand_compare_and_swap_loop): Likewise, with some additional
2965 complication to avoid a force_reg when useless. Use
2966 emit_cmp_and_jump_insns.
2967 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2968 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2969 sync_compare_and_swap documentation.
2971 2009-04-09 Jan Hubicka <jh@suse.cz>
2973 * except.c (find_prev_try): Break out from ....
2974 (duplicate_eh_regions): ... here; properly update prev_try pointers
2975 when duplication part of tree.
2976 (dump_eh_tree): Improve dumping.
2977 (verify_eh_region): New.
2978 (verify_eh_tree): Use it.
2980 2009-04-06 Richard Guenther <rguenther@suse.de>
2982 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2983 &ARRAY addresses by adjusting their types and prepending
2985 * tree-cfg.c (verify_gimple_assign_single): Verify that
2986 addresses are correct.
2988 2009-04-09 Richard Guenther <rguenther@suse.de>
2990 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2991 indices into an array reference if possible.
2992 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2993 Fold POINTER_PLUS_EXPR statements with invariant address.
2995 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2998 * config.gcc (powerpc64-*-linux*): Always build biarch.
3000 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3003 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3004 it and pedwarn if this results in an INTEGER_CST.
3006 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3008 * doc/install.texi: Update minimum GMP version. Remove obsolete
3009 text in MPFR section.
3011 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3013 * dwarf2out.c (class_scope_p): New static inline.
3014 (class_or_namespace_scope_p): Use it.
3015 (gen_variable_die): Use DW_TAG_member tag for static data member
3016 declarations instead of DW_TAG_variable.
3019 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3022 2009-04-08 Richard Guenther <rguenther@suse.de>
3024 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3025 valueize random data.
3027 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3029 * config.gcc (aix tm_file): Add aix-stdint.h.
3030 (aix tm clause use_gcc_stdint): Set to wrap.
3031 * config/rs6000/aix-stdint.h: New file.
3033 2009-04-08 Richard Guenther <rguenther@suse.de>
3036 * tree-dfa.c (add_referenced_var): Do not recurse into
3037 global initializers.
3038 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3040 (fold_const_aggregate_ref): Likewise.
3042 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3044 * recog.c (ordered_comparison_operator): New.
3045 * gensupport.c (std_preds): Add it.
3046 * doc/md.texi (Machine-Independent Predicates): Document it.
3048 2009-04-08 Jan Hubicka <jh@suse.cz>
3050 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3051 * function.h (rtl_eh): Remove exception_handler_label_map.
3052 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3053 remove_exception_handler_label, for_each_eh_label_1): Remove.
3054 (rtl_remove_unreachable_regions): Remove.
3055 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3056 (find_exception_handler_labels): Don't build the hashtable.
3057 (maybe_remove_eh_handler): Remove.
3058 (for_each_eh_label): Rewrite to walk the tree.
3059 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3060 * except.h (maybe_remove_eh_handler): Remove.
3061 * passes.c (init_optimization_passes): Schedule second EH cleanup
3063 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3064 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3066 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3068 * genoutput.c (validate_optab_operands): New.
3069 (gen_insn, gen_expand): Call it.
3071 * genflags.c (gen_insn): Detect misused iterators.
3072 (main): Pass line_no to gen_insn, exit with status 1 on error.
3074 * genextract.c (line_no): Make global.
3075 (VEC_safe_set_locstr): Change assertion to error message.
3076 (main): Exit with status 1 on error.
3078 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3082 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3083 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3084 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3085 * c-convert.c (convert): Do not call fold on results of conversion
3086 functions when the result is a C_MAYBE_CONST_EXPR.
3087 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3088 of __builtin_choose_expr.
3089 * c-typeck.c (remove_c_maybe_const_expr): New.
3090 (build_unary_op, build_conditional_expr, build_compound_expr,
3091 build_binary_op, c_objc_common_truthvalue_conversion): Call
3092 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3095 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3097 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3098 CODE to produce a new one. Add a prototype to use fold_convert_const
3100 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3103 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3104 mix declarations and code.
3106 2009-04-08 Ben Elliston <bje@au.ibm.com>
3108 * gcc.c: Replace `CC' with `GCC' throughout.
3110 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3112 * doc/invoke.texi: Document Atom support.
3114 2009-04-07 Jason Merrill <jason@redhat.com>
3117 * c-common.h, c-common.c: Add flag_pretty_templates.
3118 * c-opts.c (c_common_handle_option): Set it.
3119 * c.opt: Add -fno-pretty-templates.
3120 * doc/invoke.texi (C++ Dialect Options): Likewise.
3122 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3124 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3125 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3126 (ia64_expand_builtin): Likewise.
3128 2009-04-07 Martin Jambor <mjambor@suse.cz>
3130 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3131 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3132 ADDR_EXPRS are include too.
3134 2009-04-07 Richard Guenther <rguenther@suse.de>
3136 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3137 decls are only used if passes as parameters or if they are
3138 local statics and the call is not to a builtin.
3139 (call_may_clobber_ref_p_1): Likewise.
3141 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3143 * expr.c (do_store_flag): Remove last argument. Simplify code
3144 to avoid duplication of tests already done by can_compare_p.
3145 (expand_expr_real_1): Adjust caller.
3147 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3149 * optabs.c (can_compare_p): Test the predicate of a
3150 cbranch and cstore pattern.
3152 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3154 * expr.c (convert_move): Use emit_store_flag instead of
3157 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3159 * config/i386/i386.c (ix86_compare_emitted): Remove.
3160 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3161 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3162 * config/i386/i386.h (ix86_compare_emitted): Remove.
3163 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3164 instead of ix86_compare_emitted.
3165 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3167 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3169 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3170 Add t-sysroot-suffix to tmake_file.
3171 * config/print-sysroot-suffix.sh: New file.
3172 * config/t-sysroot-suffix: New file.
3174 2009-04-07 Ben Elliston <bje@au.ibm.com>
3176 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3177 as the latter produces a warning when the target does not support
3180 2009-04-07 Ben Elliston <bje@au.ibm.com>
3182 * dfp.c: Replace type punning assignments with memcpy throughout.
3183 * Makefile.in (dfp.o-warn): Remove.
3185 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3188 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3189 Include soft-fp/t-softfp after rs6000/t-linux64.
3191 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3193 * stor-layout.c (set_sizetype): Use the full precision of their
3194 machine mode for bitsize types.
3196 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3198 * config/i386/i386.md: Revert 2 accidental checkins.
3200 2009-04-06 Joey Ye <joey.ye@intel.com>
3201 Xuepeng Guo <xuepeng.guo@intel.com>
3202 H.J. Lu <hongjiu.lu@intel.com>
3204 Atom pipeline model, tuning and insn selection.
3205 * config.gcc (atom): Add atom config options and target.
3207 * config/i386/atom.md: New.
3209 * config/i386/i386.c (atom_cost): New cost.
3210 (m_ATOM): New macro flag.
3211 (initial_ix86_tune_features): Set m_ATOM.
3212 (x86_accumulate_outgoing_args): Likewise.
3213 (x86_arch_always_fancy_math_387): Likewise.
3214 (processor_target): Add Atom cost.
3215 (cpu_names): Add Atom cpu name.
3216 (override_options): Set Atom ISA.
3217 (ix86_issue_rate): New case PROCESSOR_ATOM.
3218 (ix86_adjust_cost): Likewise.
3220 * config/i386/i386.h (TARGET_ATOM): New target macro.
3221 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3222 (TARGET_OPT_AGU): New target option.
3223 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3224 (processor_type): Add PROCESSOR_ATOM.
3226 * config/i386/i386.md (cpu): Add new value "atom".
3227 (use_carry, movu): New attr.
3228 (atom.md): Include atom.md.
3229 (adddi3_carry_rex64): Set attr "use_carry".
3230 (addqi3_carry): Likewise.
3231 (addhi3_carry): Likewise.
3232 (addsi3_carry): Likewise.
3233 (*addsi3_carry_zext): Likewise.
3234 (subdi3_carry_rex64): Likewise.
3235 (subqi3_carry): Likewise.
3236 (subhi3_carry): Likewise.
3237 (subsi3_carry): Likewise.
3238 (x86_movdicc_0_m1_rex64): Likewise.
3239 (*x86_movdicc_0_m1_se): Likewise.
3240 (x86_movsicc_0_m1): Likewise.
3241 (*x86_movsicc_0_m1_se): Likewise.
3242 (*adddi_1_rex64): Emit add insn as much as possible.
3243 (*addsi_1): Likewise.
3244 (return_internal): Set atom_unit.
3245 (return_internal_long): Likewise.
3246 (return_pop_internal): Likewise.
3247 (*rcpsf2_sse): Set atom_sse_attr attr.
3248 (*qrt<mode>2_sse): Likewise.
3249 (*prefetch_sse): Likewise.
3251 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3253 (ix86_target_macros_internal): Likewise.
3255 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3256 (*prefetch_sse_rex): Likewise.
3257 (sse_rcpv4sf2): Likewise.
3258 (sse_vmrcpv4sf2): Likewise.
3259 (sse_sqrtv4sf2): Likewise.
3260 (<sse>_vmsqrt<mode>2): Likewise.
3261 (sse_ldmxcsr): Likewise.
3262 (sse_stmxcsr): Likewise.
3263 (*sse_sfence): Likewise.
3264 (sse2_clflush): Likewise.
3265 (*sse2_mfence): Likewise.
3266 (*sse2_lfence): Likewise.
3267 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3268 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3269 (avx_movdqu<avxmodesuffix>): Likewise.
3270 (avx_lddqu<avxmodesuffix>): Likewise.
3271 (sse2_movntv2di): Change attr "type" to "ssemov".
3272 (sse2_movntsi): Likewise.
3273 (rsqrtv8sf2): Change attr "type" to "sseadd".
3274 (sse3_addsubv2df3): Set attr "atom_unit".
3275 (sse3_h<plusminus_insn>v4sf3): Likewise.
3276 (*sse2_pmaddwd): Likewise.
3277 (*vec_extractv2di_1_rex64): Likewise.
3278 (*vec_extractv2di_1_avx): Likewise.
3279 (sse2_psadbw): Likewise.
3280 (ssse3_phaddwv8hi3): Likewise.
3281 (ssse3_phaddwv4hi3): Likewise.
3282 (ssse3_phadddv4si3): Likewise.
3283 (ssse3_phadddv2si3): Likewise.
3284 (ssse3_phaddswv8hi3): Likewise.
3285 (ssse3_phaddswv4hi3): Likewise.
3286 (ssse3_phsubwv8hi3): Likewise.
3287 (ssse3_phsubwv4hi3): Likewise.
3288 (ssse3_phsubdv4si3): Likewise.
3289 (ssse3_phsubdv2si3): Likewise.
3290 (ssse3_phsubswv8hi3): Likewise.
3291 (ssse3_phsubswv4hi3): Likewise.
3292 (ssse3_pmaddubsw128): Likewise.
3293 (sse3_pmaddubsw: Likewise.
3294 (ssse3_palignrti): Likewise.
3295 (ssse3_palignrdi): Likewise.
3297 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3299 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3301 2009-04-06 Richard Guenther <rguenther@suse.de>
3303 PR tree-optimization/28868
3304 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3305 of which PHI results we inserted.
3306 (insert_into_preds_of_block): Record inserted PHIs.
3307 (eliminate): Eliminate redundant PHI nodes.
3308 (init_pre): Init inserted_phi_names.
3310 2009-04-06 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/39643
3313 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3314 IMAGPART_EXPRs of complex constants.
3315 (execute_fold_all_builtins): If we folded a call queue
3316 TODO_update_address_taken.
3318 2009-04-06 Jan Hubicka <jh@suse.cz>
3321 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3324 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3326 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3328 (ic_invalidate_array): Likewise.
3330 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3332 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3333 alignment for library calls.
3335 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3337 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3338 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3339 * config/i386/mingw-stdint.h: New file.
3341 2009-04-05 Richard Guenther <rguenther@suse.de>
3343 PR tree-optimization/39648
3344 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3345 our &A vs. &A[0] IL deficiencies.
3347 2009-04-04 Jan Hubicka <jh@suse.cz>
3349 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3350 removed toplevel regions.
3351 (sjlj_mark_call_sites): Likewise.
3353 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3355 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3356 (cygwin tm clause use_gcc_stdint): Set to wrap.
3357 * config/i386/cygwin-stdint.h: New file.
3359 2009-04-04 Richard Guenther <rguenther@suse.de>
3361 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3362 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3363 single-argument PHIs if we are in loop-closed SSA form.
3364 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3365 for the pre-condition.
3366 (slpeel_tree_peel_loop_to_edge): Likewise.
3367 (vect_build_loop_niters): Take an optional sequence to append stmts.
3368 (vect_generate_tmps_on_preheader): Likewise.
3369 (vect_do_peeling_for_loop_bound): Take extra guards for the
3371 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3372 the cost model check.
3373 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3374 guards if we are going to peel. Do not apply versioning in that case.
3375 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3376 (vect_do_peeling_for_loop_bound): Likewise.
3377 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3378 loop bound only record extra pre-conditions, do not apply loop
3381 2009-04-04 Richard Guenther <rguenther@suse.de>
3383 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3386 2009-04-04 Jan Hubicka <jh@suse.cz>
3388 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3389 last_basic_block for size of bb->index indexed array.
3390 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3391 compute_out, link_btr_uses, build_btr_def_use_webs,
3392 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3394 2009-04-04 Jan Hubicka <jh@suse.cz>
3396 * except.c (remove_eh_handler_and_replace): Break out from ...
3397 (remove_eh_handler): ... here.
3398 (bring_to_root): New function.
3399 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3400 handled ones, bring others to root of tree.
3402 2009-04-04 Jan Hubicka <jh@suse.cz>
3404 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3405 (all_phis_safe_to_merge): New function.
3406 (update_info): New structure.
3407 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3408 (cleanup_empty_eh): Update SSA if possible.
3410 2009-04-04 Richard Guenther <rguenther@suse.de>
3412 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3413 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3414 (append_vuse): Likewise.
3416 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3418 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3419 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3420 instead of REG_UNSAVED for DW_CFA_undefined.
3421 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3422 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3425 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3428 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3429 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3430 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3432 2009-04-04 Richard Guenther <rguenther@suse.de>
3434 PR tree-optimization/8781
3435 PR tree-optimization/37892
3436 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3437 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3438 (valueize_refs): Call it for *& valueizations.
3439 (shared_reference_ops_from_ref): Rename to ...
3440 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3441 (shared_reference_ops_from_call): Rename to ...
3442 (valueize_shared_reference_ops_from_call): ... this and valueize.
3443 (vn_reference_lookup): Update.
3444 (visit_reference_op_call): Likewise.
3445 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3446 (eliminate): Value-replace the call address in call statements.
3448 2009-04-04 Richard Guenther <rguenther@suse.de>
3450 PR tree-optimization/39636
3451 * tree-ssa-forwprop.c
3452 (forward_propagate_addr_into_variable_array_index): Check for
3453 GIMPLE_ASSIGN before accessing the rhs code.
3455 2009-04-03 Jason Merrill <jason@redhat.com>
3457 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3459 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3461 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3462 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3463 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3464 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3465 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3466 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3467 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3468 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3469 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3470 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3471 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3472 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3473 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3474 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3475 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3476 Use fr_reg_or_fp01_operand instead of fr_register_operand
3478 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3479 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3480 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3482 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3484 PR rtl-optimization/39607
3485 PR rtl-optimization/39631
3489 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3490 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3491 instead of DF_LR_OUT.
3492 * ira-lives.c (process_bb_node_lives): Ditto.
3493 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3494 instead of DF_LR_{OUT,IN}.
3495 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3496 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3498 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3500 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3501 (execute_lower_omp): Always run but take the short way out if -fopenmp
3503 (gate_lower_omp): Remove, forcing the pass manager to always run the
3504 pass and always set PROP_gimple_lomp.
3505 (pass_lower_omp): Remove gate function.
3506 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3507 PROP_trees. Instead, require it.
3508 * ipa-cp.c (pass_ipa_cp): Likewise.
3509 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3510 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3511 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3512 and PROP_gimple_leh.
3514 2009-04-03 Richard Guenther <rguenther@suse.de>
3517 PR tree-optimization/23940
3518 PR tree-optimization/33237
3521 PR tree-optimization/36201
3522 PR tree-optimization/36230
3523 PR tree-optimization/38049
3524 PR tree-optimization/38207
3525 PR tree-optimization/38230
3526 PR tree-optimization/38301
3527 PR tree-optimization/38585
3529 PR tree-optimization/38985
3530 PR tree-optimization/39299
3531 * tree-ssa-structalias.h: Remove.
3532 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3533 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3534 (struct vuse_element_d): Remove.
3535 (struct vuse_vec_d): Likewise.
3536 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3537 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3538 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3539 VUSE_ELEMENT_VAR): Likewise.
3540 (struct voptype_d): Likewise.
3541 (NUM_VOP_FREE_BUCKETS): Likewise.
3542 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3543 (struct stmt_operands_d): Remove.
3544 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3545 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3546 VDEF_NUM, VDEF_VECT): Likewise.
3547 (copy_virtual_operands): Remove.
3548 (operand_build_cmp): Likewise.
3549 (create_ssa_artificial_load_stmt): Likewise.
3550 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3551 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3552 vuse_index and mayuse_index members. Pack and move done and iter_type
3553 members to the front.
3554 (SSA_OP_VMAYUSE): Remove.
3555 (SSA_OP_VIRTUAL_USES): Adjust.
3556 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3557 (unlink_stmt_vdef): Declare.
3558 (add_to_addressable_set): Remove.
3559 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3560 (vrp_visit_stmt): Likewise.
3561 * doc/tree-ssa.texi (Alias analysis): Update.
3562 * doc/invoke.texi (max-aliased-vops): Remove docs.
3563 (avg-aliased-vops): Likewise.
3564 * tree-into-ssa.c (syms_to_rename): Remove.
3565 (need_to_update_vops_p): Likewise.
3566 (need_to_initialize_update_ssa_p): Rename to ...
3567 (update_ssa_initialized_fn): ... this. Track function we are
3569 (symbol_marked_for_renaming): Simplify.
3570 (add_new_name_mapping): Do not set need_to_update_vops_p.
3571 (dump_currdefs): Use SYMS_TO_RENAME.
3572 (rewrite_update_stmt): Always walk all uses/defs.
3573 (dump_update_ssa): Adjust.
3574 (init_update_ssa): Take function argument. Track what we are
3576 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3577 (create_new_def_for): Initialize for cfun, assert we are initialized
3579 (mark_sym_for_renaming): Simplify.
3580 (mark_set_for_renaming): Do not initialize update-ssa.
3581 (need_ssa_update_p): Simplify. Take function argument.
3582 (name_mappings_registered_p): Assert we ask for the correct function.
3583 (name_registered_for_update_p): Likewise.
3584 (ssa_names_to_replace): Likewise.
3585 (release_ssa_name_after_update_ssa): Likewise.
3586 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3587 (dump_decl_set): Do not print a newline.
3588 (debug_decl_set): Do it here.
3589 (dump_update_ssa): And here.
3590 * tree-ssa-loop-im.c (move_computations): Adjust.
3591 (movement_possibility): Likewise.
3592 (determine_max_movement): Likewise.
3593 (gather_mem_refs_stmt): Likewise.
3594 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3596 * tree-complex.c (update_all_vops): Remove.
3597 (expand_complex_move): Adjust.
3598 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3599 Simplify test for memory referencing statement. Exclude
3600 non-invariant ADDR_EXPRs.
3601 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3602 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3603 (rdg_flag_uses): Likewise.
3604 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3606 (tree_optimize_tail_calls_1): Also split the
3607 edge from the entry block if we have degenerate PHI nodes in
3608 the first basic block.
3609 * tree.c (init_ttree): Remove memory-tag related code.
3610 (tree_code_size): Likewise.
3611 (tree_node_structure): Likewise.
3612 (build7_stat): Re-write to be build6_stat.
3613 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3614 (SSA_VAR_P): Adjust.
3615 (struct tree_memory_tag): Remove.
3616 (struct tree_memory_partition_tag): Likewise.
3617 (union tree_node): Adjust.
3618 (build7): Re-write to be build6.
3619 * tree-pass.h (pass_reset_cc_flags): Remove.
3620 (TODO_update_address_taken): New flag.
3621 (pass_simple_dse): Remove.
3622 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3623 * params.h (MAX_ALIASED_VOPS): Remove.
3624 (AVG_ALIASED_VOPS): Likewise.
3625 * omp-low.c (expand_omp_taskreg): Update SSA form.
3626 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3627 aliases the lhs in a copy stmt.
3628 * tree-ssa-dse.c (struct address_walk_data): Remove.
3629 (memory_ssa_name_same): Likewise.
3630 (memory_address_same): Likewise.
3631 (get_kill_of_stmt_lhs): Likewise.
3632 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3633 unused stores. Look through PHI nodes into post-dominated regions.
3634 (dse_optimize_stmt): Simplify. Properly remove stores.
3635 (tree_ssa_dse): Compute dominators.
3636 (execute_simple_dse): Remove.
3637 (pass_simple_dse): Likewise.
3638 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3639 gimple_loaded_syms and gimple_stored_syms computation.
3640 * toplev.c (dump_memory_report): Dump alias and pta stats.
3641 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3642 (vn_reference_eq): Likewise.
3643 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3644 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3645 valueize_vuses): Remove.
3646 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3647 (get_def_ref_stmt_vuse): ... this.
3648 (vn_reference_lookup_2): New function.
3649 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3650 walking equivalent vuses. Simplify.
3651 (vn_reference_lookup): Likewise.
3652 (vn_reference_insert): Likewise.
3653 (vn_reference_insert_pieces): Likewise.
3654 (visit_reference_op_call): Simplify.
3655 (visit_reference_op_load): Likewise.
3656 (visit_reference_op_store): Likewise.
3657 (init_scc_vn): Remove shared_lookup_vuses initialization.
3658 (free_scc_vn): Remove shared_lookup_vuses freeing.
3659 (sort_vuses, sort_vuses_heap): Remove.
3660 (get_ref_from_reference_ops): Export.
3661 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3662 vector with single vuse pointer.
3663 (vn_reference_lookup_pieces, vn_reference_lookup,
3664 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3665 (shared_vuses_from_stmt): Remove.
3666 (get_ref_from_reference_ops): Declare.
3667 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3668 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3669 memory-tag related code.
3670 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3671 (likely_value): Add comment, skip static-chain of call statements.
3672 (surely_varying_stmt_p): Adjust.
3673 (gimplify_and_update_call_from_tree): Likewise.
3674 (execute_fold_all_builtins): Do not rebuild alias info.
3675 (gimplify_and_update_call_from_tree): Properly update VOPs.
3676 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3677 (copy_ref_info): Remove memory-tag related code.
3678 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3679 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3680 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3682 * tree-ssa-dom.c (gimple_p): Remove typedef.
3683 (eliminate_redundant_computations): Adjust.
3684 (record_equivalences_from_stmt): Likewise.
3685 (avail_expr_hash): Likewise.
3686 (avail_expr_eq): Likewise.
3687 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3688 (stmt_makes_single_load): Likewise.
3689 (stmt_makes_single_store): Likewise.
3690 * tree-ssa-alias.c: Rewrite completely.
3691 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3692 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3693 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3694 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3695 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3696 Remove public functions.
3697 (pass_reset_cc_flags): Remove.
3698 (pass_build_alias): Move ...
3699 * tree-ssa-structalias.c (pass_build_alias): ... here.
3700 * tree-ssa-alias.c (may_be_aliased): Move ...
3701 * tree-flow-inline.h (may_be_aliased): ... here.
3702 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3703 count_uses_and_derefs): Move ...
3704 * gimple.c: ... here.
3705 * gimple.h (count_uses_and_derefs): Declare.
3706 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3707 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3708 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3709 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3710 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3711 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3712 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3714 * tree-dfa.c (refs_may_alias_p): Move ...
3715 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3716 * tree-ssa-alias.h: New file.
3717 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3718 (statement_sink_location): Likewise.
3719 * opts.c (decode_options): Do not adjust max-aliased-vops or
3720 avg-aliased-vops values.
3721 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3722 (TV_CALL_CLOBBER): Likewise.
3723 (TV_FLOW_SENSITIVE): Likewise.
3724 (TV_FLOW_INSENSITIVE): Likewise.
3725 (TV_MEMORY_PARTITIONING): Likewise.
3726 (TV_ALIAS_STMT_WALK): New timevar.
3727 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3728 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3729 (get_address_description): Remove memory-tag related code.
3730 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3731 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3732 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3733 and immediate uses in statements. Document.
3734 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3735 (dump_symbols): Remove.
3736 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3737 * alias.c (get_deref_alias_set): New function split out from ...
3738 (get_alias_set): ... here.
3739 * alias.h (get_deref_alias_set): Declare.
3740 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3741 type parameter. Remove restrict pointer handling. Create a
3742 ref-all pointer in case type-based alias sets do not conflict.
3743 (vect_analyze_data_refs): Remove SMT related code.
3744 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3745 (vectorizable_load): Likewise.
3746 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3747 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3748 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3749 Ignore vops and SMTs.
3750 (dr_analyze_alias): Likewise..
3751 (free_data_ref): Likewise.
3752 (create_data_ref): Likewise.
3753 (analyze_all_data_dependences): Likewise.
3754 (get_references_in_stmt): Adjust.
3755 * tree-flow-inline.h (gimple_aliases_computed_p,
3756 gimple_addressable_vars, gimple_call_clobbered_vars,
3757 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3758 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3759 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3760 gimple_mem_ref_stats): Remove.
3761 (gimple_vop): New function.
3762 (op_iter_next_use): Remove vuses and mayuses cases.
3763 (op_iter_next_def): Remove vdefs case.
3764 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3765 (clear_and_done_ssa_iter): Do not set removed fields.
3766 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3767 Assert we are not iterating over vuses or vdefs if not also
3768 iterating over uses or defs.
3769 (op_iter_init_use): Likewise.
3770 (op_iter_init_def): Likewise.
3771 (op_iter_next_vdef): Remove.
3772 (op_iter_next_mustdef): Likewise.
3773 (op_iter_init_vdef): Likewise.
3774 (compare_ssa_operands_equal): Likewise.
3775 (link_use_stmts_after): Handle vuse operand.
3776 (is_call_used): Use is_call_clobbered.
3777 (is_call_clobbered): Global variables are always call clobbered,
3778 query the call-clobbers bitmap.
3779 (mark_call_clobbered): Ignore global variables.
3780 (clear_call_clobbered): Likewise.
3781 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3782 virtual operands sanity check.
3783 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3785 (TARGET_MEM_REF): Remove TMR_TAG operand.
3786 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3787 Remove call-clobber related code.
3788 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3789 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3790 partitions or escape reason.
3791 (get_single_def_stmt, get_single_def_stmt_from_phi,
3792 get_single_def_stmt_with_phi): Remove.
3793 (dump_referenced_vars): Tidy.
3794 (get_ref_base_and_extent): Allow bare decls.
3795 (collect_dfa_stats): Adjust.
3796 * graphite.c (rename_variables_in_stmt): Adjust.
3797 (graphite_copy_stmts_from_block): Likewise.
3798 (translate_clast): Likewise.
3799 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3801 (translate_vuse_through_block): Use the oracle.
3802 (phi_translate_1): Adjust.
3803 (value_dies_in_block_x): Use the oracle. Cache the outcome
3805 (valid_in_sets): Check if the VUSE for
3806 a REFERENCE is available.
3807 (eliminate): Do not remove stmts during elimination,
3808 instead queue and remove them afterwards.
3809 (do_pre): Do not rebuild alias info.
3810 (pass_pre): Run TODO_rebuild_alias before PRE.
3811 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3812 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3813 (mark_all_v_defs_stmt): Remove.
3814 (mark_all_v_defs_seq): Adjust.
3815 (sra_replace): Likewise.
3816 (scalarize_use): Likewise.
3817 (scalarize_copy): Likewise.
3818 (scalarize_init): Likewise.
3819 (scalarize_ldst): Likewise.
3820 (todoflags): Remove.
3821 (tree_sra): Do not rebuild alias info.
3822 (tree_sra_early): Adjust.
3823 (pass_sra): Run TODO_update_address_taken before SRA.
3824 * tree-predcom.c (set_alias_info): Remove.
3825 (prepare_initializers_chain): Do not call it.
3826 (mark_virtual_ops_for_renaming): Adjust.
3827 (mark_virtual_ops_for_renaming_list): Remove.
3828 (initialize_root_vars): Adjust.
3829 (initialize_root_vars_lm): Likewise.
3830 (prepare_initializers_chain): Likewise.
3831 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3832 (may_propagate_copy_into_stmt): Likewise.
3833 (merge_alias_info): Do nothing for now.
3834 (propagate_tree_value_into_stmt): Adjust.
3835 (stmt_may_generate_copy): Likewise.
3836 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3837 not mark symbols for renaming.
3838 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3839 with the same statement, make sure to update the new pointed-to one.
3840 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3841 call statements, do not mark symbols for renaming.
3842 (mark_operand_necessary): Dump something.
3843 (ref_may_be_aliased): New function.
3844 (mark_aliased_reaching_defs_necessary_1): New helper function.
3845 (mark_aliased_reaching_defs_necessary): Likewise.
3846 (mark_all_reaching_defs_necessary_1): Likewise.
3847 (mark_all_reaching_defs_necessary): Likewise.
3848 (propagate_necessity): Do not process virtual PHIs. For
3849 non-aliased loads mark all reaching definitions as necessary.
3850 For aliased loads and stores mark the immediate dominating
3851 aliased clobbers as necessary.
3852 (visited): New global static.
3853 (perform_tree_ssa_dce): Free visited bitmap after propagating
3855 (remove_dead_phis): Perform simple dead virtual PHI removal.
3856 (remove_dead_stmt): Properly unlink virtual operands when
3858 (eliminate_unnecessary_stmts): Schedule PHI removal after
3860 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3861 (process_replaceable): Likewise.
3862 (find_replaceable_in_bb): Likewise.
3863 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3864 based on the single gimple vop.
3865 (verify_flow_insensitive_alias_info): Remove.
3866 (verify_flow_sensitive_alias_info): Likewise.
3867 (verify_call_clobbering): Likewise.
3868 (verify_memory_partitions): Likewise.
3869 (verify_alias_info): Likewise.
3870 (verify_ssa): Adjust..
3871 (execute_update_addresses_taken): Export. Update SSA
3872 manually. Optimize only when optimizing. Use a local bitmap.
3873 (pass_update_address_taken): Remove TODO_update_ssa, add
3875 (pass_update_address_taken): Just use TODO_update_address_taken.
3876 (init_tree_ssa): Do not initialize addressable_vars.
3877 (verify_ssa): Verify new VUSE / VDEF properties.
3878 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3879 Do not call verify_alias_info.
3880 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3881 Do not free the loaded and stored syms bitmaps. Reset the escaped
3882 and callused solutions. Do not free addressable_vars.
3883 Remove memory-tag related code.
3884 (warn_uninitialized_var): Aliases are always available.
3885 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3886 * lambda-code.c (can_put_in_inner_loop): Adjust.
3887 (can_put_after_inner_loop): Likewise.
3888 (perfect_nestify): Likewise.
3889 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3890 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3891 (vectorizable_conversion): Do not mark symbols for renaming.
3892 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3893 (expand_call_inline): Unlink the calls virtual operands before
3895 (tree_function_versioning): Do not call update_ssa if we are not
3896 updating clones. Simplify.
3897 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3898 (propagate_with_phi): Likewise..
3899 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3900 clobber code. Assert we are not aliased or global.
3901 * tree-flow.h: Include tree-ssa-alias.h
3902 (enum escape_type): Remove.
3903 (struct mem_sym_stats_d): Likewise.
3904 (struct mem_ref_stats_d): Likewise.
3905 (struct gimple_df): Add vop member. Remove global_var,
3906 call_clobbered_vars, call_used_vars, addressable_vars,
3907 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3908 escaped and callused members.
3909 (struct ptr_info_def): Remove all members, add points-to solution
3911 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3912 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3913 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3914 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3915 (tree-ssa-alias.o): Likewise.
3916 (toplev.o): Add tree-ssa-alias.h
3917 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3918 * gimple.c (gimple_set_bb): Fix off-by-one error.
3919 (is_gimple_reg): Do not handle memory tags.
3920 (gimple_copy): Also copy virtual operands.
3921 Delay updating the statement. Do not reset loaded and stored syms.
3922 (gimple_set_stored_syms): Remove.
3923 (gimple_set_loaded_syms): Likewise.
3924 (gimple_call_copy_skip_args): Copy the virtual operands
3925 and mark the new statement modified.
3926 * tree-ssa-structalias.c (may_alias_p): Remove.
3927 (set_uids_in_ptset): Take the alias set to prune with as
3928 parameter. Fold in the alias test of may_alias_p.
3929 (compute_points_to_sets): Compute whether a ptr is dereferenced
3931 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3932 other ADDRESSOF constraints on the lhs.
3933 (get_constraint_for_component_ref): Assert that we don't get
3934 ADDRESSOF constraints from the base of the reference.
3935 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3936 (struct variable_info): Remove collapsed_to member.
3937 (get_varinfo_fc): Remove.
3938 (new_var_info): Do not set collapsed_to.
3939 (dump_constraint): Do not follow cycles.
3940 (dump_constraint_graph): Likewise.
3941 (build_pred_graph): Likewise.
3942 (build_succ_graph): Likewise.
3943 (rewrite_constraints): Likewise.
3944 (do_simple_structure_copy): Remove.
3945 (do_rhs_deref_structure_copy): Remove.
3946 (do_lhs_deref_structure_copy): Remove.
3947 (collapse_rest_of_var): Remove.
3948 (do_structure_copy): Re-implement.
3949 (pta_stats): New global variable.
3950 (dump_pta_stats): New function.
3951 (struct constraint_expr): Make offset signed.
3952 (UNKNOWN_OFFSET): Define special value.
3953 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3954 (solution_set_expand): New helper function split out from ...
3955 (do_sd_constraint): ... here.
3956 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3957 (do_ds_constraint): Likewise.
3958 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3959 and CALLUSED = *CALLUSED.
3960 (set_union_with_increment): Make inc argument signed.
3961 (type_safe): Remove.
3962 (get_constraint_for_ptr_offset): Handle unknown and negative
3964 (first_vi_for_offset): Handle offsets before start. Bail
3965 out early for offsets beyond the variable extent.
3966 (first_or_preceding_vi_for_offset): New function.
3967 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3968 Together with ESCAPED = *ESCAPED this properly computes reachability.
3969 (find_what_var_points_to): New function.
3970 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3971 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3972 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3973 pt_solutions_intersect): New functions.
3974 (compute_call_used_vars): Remove.
3975 (compute_may_aliases): New main entry into PTA computation.
3976 * gimple.h (gimple_p): New typedef.
3977 (struct gimple_statement_base): Remove references_memory_p.
3978 (struct gimple_statement_with_memory_ops_base): Remove
3979 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3981 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3982 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3983 gimple_set_references_memory): Remove.
3984 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3985 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3987 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3988 (verify_expr): Allow RESULT_DECL.
3989 (gimple_duplicate_bb): Do not copy virtual operands.
3990 (gimple_duplicate_sese_region): Adjust.
3991 (gimple_duplicate_sese_tail): Likewise.
3992 (mark_virtual_ops_in_region): Remove.
3993 (move_sese_region_to_fn): Do not call it.
3994 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3995 and pass_simple_dse.
3996 (execute_function_todo): Handle TODO_update_address_taken,
3997 call execute_update_addresses_taken for TODO_rebuild_alias.
3998 (execute_todo): Adjust.
3999 (execute_one_pass): Init dump files early.
4000 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4002 (create_general_new_stmt): Clear vops.
4003 * tree-ssa-reassoc.c (get_rank): Adjust.
4004 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4005 symbols for renaming.
4006 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4007 (PARAM_AVG_ALIASED_VOPS): Likewise.
4008 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4009 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4010 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4011 (operand_build_cmp, copy_virtual_operands,
4012 create_ssa_artificial_load_stmt, add_to_addressable_set,
4013 gimple_add_to_addresses_taken): Remove public functions.
4014 (unlink_stmt_vdef): New function.
4016 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4018 * config.gcc (powerpc-*-linux*): Merge variants.
4020 2009-04-02 Chao-ying Fu <fu@mips.com>
4021 James Grosbach <james.grosbach@microchip.com>
4023 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4024 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4026 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4027 keep_interrupts_masked_p, use_debug_exception_return_p.
4028 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4029 keep_interrupts_masked, use_debug_exception_return.
4030 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4031 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4033 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4034 (mips_print_operand): Process COP0 registers to print $0 .. $31
4035 correctly for GAS to process.
4036 (mips_interrupt_extra_call_saved_reg_p): New function.
4037 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4039 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4040 (mips_compute_frame_info): Add supports for interrupt context that
4041 includes doubleword accumulators and COP0 registers.
4042 (mips_for_each_saved_acc): New function.
4043 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4044 mips_for_each_saved_reg.
4045 (mips_save_reg): Save accumulators.
4046 (mips_kernel_reg_p): A new for_each_rtx callback.
4047 (mips_expand_prologue): Support interrupt handlers.
4048 (mips_restore_reg): Restore accumulators.
4049 (mips_expand_epilogue): Support interrupt handlers.
4050 (mips_can_use_return_insn): Return false for interrupt handlers.
4051 (mips_epilogue_uses): New function.
4052 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4053 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4054 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4055 cop0_move): New instructions.
4056 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4057 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4059 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4061 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4062 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4063 interrupt handlers, we use K0 as the temporary register.
4064 (EPILOGUE_USES): Change to a function call.
4065 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4066 handlers, we use K0 as the temporary register.
4068 * doc/extend.texi (Function Attributes): Document interrupt,
4069 use_shadow_register_set, keep_interrupts_masked,
4070 use_debug_exception_return for MIPS attributes.
4072 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4074 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4075 Remove a number of t-files from tmake_file.
4076 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4077 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4078 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4079 target_prototype, not TARGET_PROTOTYPE.
4080 (LINK_OS_GNU_SPEC): Define.
4081 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4082 and darwin-ldoubdle.c.
4084 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4087 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4088 (cpp_options): Ditto.
4089 (default_compilers): Ditto.
4090 (display_help): Ditto.
4091 (process_command): Ditto.
4093 (set_input): Use lbasename instead of duplicate code.
4094 (save_temps_prefix): New static for -save-temps=obj.
4095 (save_temps_length): Ditto.
4097 * doc/invoke.texi (-save-temps=obj): Document new variant to
4100 2009-04-02 Jeff Law <law@redhat.com>
4102 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4105 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4107 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4108 * configure: Regenerated.
4110 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4112 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4113 share the argument list.
4115 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4119 2009-02-12 Diego Novillo <dnovillo@google.com>
4121 * varpool.c (debug_varpool): New.
4122 * cgraph.h (debug_varpool): Declare.
4124 2009-04-02 Jan Hubicka <jh@suse.cz>
4126 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4129 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4131 * config/i386/i386.c (ix86_abi): Move initialization to ...
4132 (override_options): Here.
4134 2009-04-02 Christian Bruel <christian.bruel@st.com>
4136 * config/sh/sh.c (sh_dwarf_register_span): New function.
4137 (TARGET_DWARF_REGISTER_SPAN): Define.
4138 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4140 2009-04-02 Ira Rosen <irar@il.ibm.com>
4142 PR tree-optimization/39595
4143 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4144 interleaved loads group is not greater than the SLP group size.
4146 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4148 * builtins.c (is_builtin_name): New.
4149 (called_as_built_in): Use is_builtin_name.
4150 * tree.h (is_builtin_name): New.
4151 * varasm.c (incorporeal_function_p): Use is_builtin_name
4153 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4155 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4157 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4160 * c-decl.c (clone_underlying_type): Move this ...
4161 * c-common.c (set_underlying_type): ... here.
4162 Also, make sure the function properly sets TYPE_STUB_DECL() on
4163 the newly created typedef variant type.
4164 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4165 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4168 2009-04-02 Richard Guenther <rguenther@suse.de>
4170 PR tree-optimization/37221
4171 * tree-flow.h (degenerate_phi_result): Declare.
4172 * tree-ssa-dom.c (degenerate_phi_result): Export.
4173 * tree-scalar-evolution.c (analyze_initial_condition): If
4174 the initial condition is defined by a degenerate PHI node
4175 use the degenerate value.
4177 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4179 PR rtl-optimization/39588
4180 * combine.c (merge_outer_ops): Do not set the constant when this
4182 (simplify_shift_const_1): Do not modify it either in this case.
4184 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4186 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4187 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4189 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4192 * c-lex.c (interpret_float): Default (no suffix) is double.
4194 2009-04-1 Xinliang David Li <davidxl@google.com>
4196 * config/i386/i386.c (legitimate_constant_p): Recognize
4197 all one vector constant.
4199 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4201 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4202 Change #include order to silence two warnings.
4204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4206 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4207 (ASM_SPEC): Pass -k to the assembler for PIC code.
4209 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4211 * gcc/config.gcc: Add vax-*-linux* to the switch.
4212 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4213 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4215 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4217 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4218 Use predicate macros instead of GET_CODE() == foo.
4219 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4220 ashlsi3, rotrsi3, <unnamed>): Likewise.
4222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4224 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4225 jbbccihi, jbbccisi): Remova trailing whitespace.
4226 * gcc/config/vax/constraints.md: Likewise.
4227 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4228 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4229 * gcc/config/vax/predicates.md: Likewise.
4230 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4231 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4232 * gcc/config/vax/vax.h: Likewise.
4233 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4237 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4238 (indirectable_address_p, adjacent_operands_p): Add spaces around
4240 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4242 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4244 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4245 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4246 index_term_p, reg_plus_index_p, legitimate_address_p,
4247 vax_mode_dependent_address_p): Update comments to match functions
4248 modified by the recent int->bool conversion.
4250 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4252 * gcc/config/vax/builtins.md: Update copyright message.
4253 * gcc/config/vax/constraints.md: Likewise.
4254 * gcc/config/vax/netbsd-elf.h: Likewise.
4255 * gcc/config/vax/predicates.md: Likewise.
4256 * gcc/config/vax/vax-protos.h: Likewise.
4257 * gcc/config/vax/vax.c: Likewise.
4258 * gcc/config/vax/vax.h: Likewise.
4259 * gcc/config/vax/vax.md: Likewise.
4260 * gcc/config/vax/vax.opt: Likewise.
4262 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4264 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4265 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4266 * gcc/config/vax/constraints.md (B, R): Likewise.
4267 * gcc/config/vax/predicates.md (external_memory_operand,
4268 nonimmediate_addsub_di_operand): Likewise.
4269 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4270 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4271 untyped_call): Likewise.
4273 2009-04-01 Matt Thomas <matt@3am-software.com>
4275 * config/vax/predicates.md: New file.
4276 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4277 external_const_operand, nonsymbolic_operand, external_memory_operand,
4278 indirect_memory_operand, indexed_memory_operand,
4279 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4280 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4282 * config/vax/constraints.md: New file.
4283 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4285 * config/vax/builtins.md: New file.
4286 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4287 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4289 * config/vax/vax.opt (mqmath): Add option.
4290 * config/vax/vax.md (isfx): Extend with DI.
4291 (VAXintQH, VAXintQHSD): Define.
4292 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4293 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4294 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4295 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4296 (movdi): Update constraints and use vax_output_int_move().
4297 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4298 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4299 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4300 nonlocal_goto): New.
4301 (mov<mode>): Extend accepted operand types.
4302 (subdi3_old): Rename from subdi3, change update constraints and use
4303 a new implementation.
4304 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4305 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4306 MOVE_RATIO, CLEAR_RATIO): Define.
4307 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4308 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4309 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4310 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4311 (split_quadword_operands): Make static and really allow variable
4313 (print_operand_address): Update for PIC generation.
4314 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4315 indexable_address_p, fixup_mathdi_operand,
4316 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4317 (vax_float_literal, legitimate_constant_p,
4318 indirectable_constant_address_p, index_term_p,
4319 reg_plus_index_p): Return bool instead of int.
4320 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4322 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4324 (vax_output_conditional_branch): Indent.
4325 (legitimate_constant_address_p, indirectable_constant_address_p,
4326 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4327 vax_mode_dependent_address_p): Return bool instead of int, update for
4329 * config/vax/vax-protos.h (legitimate_constant_address_p,
4330 legitimate_constant_p, legitimate_address_p,
4331 vax_mode_dependent_address_p): Change declaration to bool.
4332 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4333 vax_expand_addsub_di_operands, vax_output_int_subtract,
4334 vax_output_movmemsi): Declare.
4335 (split_quadword_operands, vax_float_literal): Delete declaration.
4336 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4337 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4338 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4339 ASM_OUTPUT_DWARF_PCREL): Define.
4340 (ASM_SPEC): Change definition to allow PIC generation.
4342 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4344 * doc/sourcebuild.texi: Update front-end requirements.
4346 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4349 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4350 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4351 (booldi3_internal3): Use boolean_or_operator instead of
4354 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4357 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4358 declarator whose size is not an integer constant expression but
4359 folds to an integer constant, then treat it as a constant
4362 2009-04-01 Richard Guenther <rguenther@suse.de>
4364 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4365 i * 4 + 2 to (i * 2 + 1) * 2.
4367 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4370 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4371 return if c_parser_asm_string_literal returned NULL.
4373 2009-04-01 Nick Clifton <nickc@redhat.com>
4375 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4377 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4378 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4379 other typedefs to avoid conflicts with libgcc2.c. Define labels
4380 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4382 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4383 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4386 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4388 * varasm.c (default_function_rodata_section): Declare DOT as
4391 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4392 Andrey Galkin <agalkin@hypercom.com>
4395 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4396 Make object_name unique for each process.
4398 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4401 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4402 addressable variables in the parallel that could go out of scope while
4403 running queued tasks.
4405 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4407 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4408 (CASE_VALUES_THRESHOLD): Redefine.
4409 * config/avr/avr.c (avr_override_options): Remove initialization of
4410 avr_case_values_threshold variable.
4411 (avr_case_values_threshold): Remove variable. Add new function.
4412 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4413 * config/avr/avr.opt (mno-tablejump): Remove option.
4414 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4416 2009-04-01 DJ Delorie <dj@redhat.com>
4418 * varasm.c (default_function_rodata_section): Don't assume
4419 anything about where the first '.' in the section name is.
4421 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4423 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4424 rs6000_emit_stack_tie.
4426 2009-03-31 Ian Lance Taylor <iant@google.com>
4428 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4429 gimple_code with GIMPLE_RESX, not RESX.
4431 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4433 * c-common.c (c_get_ident): New.
4434 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4436 2009-04-01 Ben Elliston <bje@au.ibm.com>
4438 * config/rs6000/sysv4.opt (msdata): Improve option description.
4440 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4442 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4443 (divdf3_internal_lat): Remove.
4444 (divxf3_internal_lat): Remove.
4445 (divxf3_internal_thr): Remove.
4446 (divxf): Use divxf3_internal.
4447 * config/ia64/div.md (divsf3_internal_lat): New.
4448 (divdf3_internal_lat): New.
4449 (divxf3_internal): New.
4451 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4454 * Makefile.in (USE_GCC_STDINT): Define.
4455 (stmp-int-hdrs): Install stdint.h if applicable.
4456 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4458 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4459 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4460 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4461 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4462 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4463 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4464 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4465 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4466 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4467 (c_common_nodes_and_builtins): Initialize
4468 underlying_wchar_type_node. Do not initialize
4469 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4470 nodes for new types.
4471 (c_stddef_cpp_builtins): Define macros for new types.
4472 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4474 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4475 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4476 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4477 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4478 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4479 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4480 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4481 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4482 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4483 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4484 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4485 int16_type_node, int32_type_node, int64_type_node,
4486 uint8_type_node, uint16_type_node, c_uint32_type_node,
4487 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4488 int_least32_type_node, int_least64_type_node,
4489 uint_least8_type_node, uint_least16_type_node,
4490 uint_least32_type_node, uint_least64_type_node,
4491 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4492 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4493 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4494 uintptr_type_node): Define.
4495 * c-cppbuiltin.c (builtin_define_constants,
4496 builtin_define_type_minmax): New.
4497 (builtin_define_stdint_macros): Define more macros.
4498 (c_cpp_builtins): Define more limit macros.
4500 (builtin_define_type_max): Define in terms of
4501 builtin_define_type_minmax. Remove is_long parameter. All
4503 * config.gcc (use_gcc_stdint): Define.
4504 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4505 Add newlib-stdint.h for generic targets.
4506 * config/glibc-stdint.h, config/newlib-stdint.h,
4507 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4508 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4509 * config/score/score.h (UINTPTR_TYPE): Define.
4510 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4511 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4512 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4513 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4514 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4515 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4516 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4517 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4518 * config/spu/spu.h (STDINT_LONG32): Define.
4519 * configure.ac (use_gcc_stdint): Substitute.
4520 * configure: Regenerate.
4521 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4522 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4523 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4524 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4525 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4526 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4527 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4528 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4529 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4530 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4531 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4532 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4533 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4534 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4535 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4536 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4537 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4538 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4539 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4540 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4541 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4542 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4543 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4544 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4545 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4546 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4547 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4548 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4549 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4551 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4553 * loop-iv.c (suitable_set_for_replacement): Renamed from
4554 simplify_using_assignment; changed to return bool and to accept new
4555 args DEST and SRC. Return true iff we find a source/destination pair
4556 that can be used to make a replacement, and fill SRC and DEST if so.
4557 Remove arg ALTERED. Don't deal with altered regs here. All callers
4559 (simplify_using_initial_values): Deal with altered regs here and track
4560 more precisely the effect they have on the validity of our expression.
4562 * loop-iv.c (simplify_using_condition): A condition of the form
4563 (EQ REG CONST) can be used to simply make a substitution.
4564 (simplify_using_initial_values): Keep track of conditions we have seen
4565 and keep using them to simplify new expressions, while applying the
4566 same substitutions to them as to the expression.
4568 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4569 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4572 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4573 changed. Use this when trying to improve the upper bound.
4574 Generate the comparison by using simplify_gen_relational.
4576 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4578 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4580 (simplify_using_assignment, simplify_using_initial_values): Call
4581 replace_in_expr to make replacements. Call replace_single_def_regs
4582 once on the initial version of the expression.
4584 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4587 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4589 2009-03-31 Richard Guenther <rguenther@suse.de>
4592 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4593 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4595 2009-03-31 Richard Guenther <rguenther@suse.de>
4597 * tree.h (div_if_zero_remainder): Declare.
4598 * fold-const.c (div_if_zero_remainder): Export.
4599 * tree-ssa-forwprop.c
4600 (forward_propagate_addr_into_variable_array_index): Handle
4601 constant array index addition outside of the variable index.
4603 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4606 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4607 define_splits, floatunssi<mode>2): Require x87 conversions from
4608 DImode to be permitted.
4610 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4612 PR preprocessor/15638
4613 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4615 2009-03-31 Richard Guenther <rguenther@suse.de>
4619 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4620 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4621 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4622 a separate statement.
4623 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4624 (lookup_tmp_var): Likewise.
4625 (is_gimple_formal_tmp_or_call_rhs): Remove.
4626 (is_gimple_reg_or_call_rhs): Rename to ...
4627 (is_gimple_reg_rhs_or_call): ... this.
4628 (is_gimple_mem_or_call_rhs): Rename to ...
4629 (is_gimple_mem_rhs_or_call): ... this.
4630 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4631 DECL_GIMPLE_REG_P only if is_formal is true.
4632 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4633 for non-proper post-modify expression gimplification.
4634 (gimplify_self_mod_expr): For post-modify expressions gimplify
4635 the lvalue to a minimal lvalue.
4636 (rhs_predicate_for): Remove formal temp case.
4637 (gimplify_modify_expr_rhs): Likewise.
4638 (gimplify_addr_expr): Use is_gimple_reg.
4639 (gimplify_expr): Remove formal temp cases.
4640 (gimple_regimplify_operands): Likewise.
4641 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4642 and FILTER_EXPR like constants.
4643 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4645 (is_gimple_formal_tmp_rhs): Remove.
4646 (is_gimple_reg_rhs): Remove special casing.
4647 (is_gimple_mem_rhs): Fix.
4648 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4649 (is_gimple_formal_tmp_var): Remove.
4650 (is_gimple_formal_tmp_reg): Likewise.
4651 (is_gimple_min_lval): Allow invariant component ref parts.
4652 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4653 is_gimple_formal_tmp_reg): Remove declarations.
4654 * tree-cfg.c (verify_expr): Verify that variables with address
4655 taken do not have DECL_GIMPLE_REG_P set.
4656 * tree-mudflap.c (mf_build_check_statement_for): Use
4657 force_gimple_operand instead of gimplify_expr.
4659 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4661 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4662 schedulable rows to compute_split_row.
4664 2009-03-31 Ben Elliston <bje@au.ibm.com>
4667 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4670 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4672 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4673 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4674 * configure: Regenerate.
4675 * config.in: Regenerate.
4676 * config/rs6000/rs6000.opt (mtls-markers): Add.
4677 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4678 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4679 (tls_ld_aix, tls_ld_sysv): Likewise.
4680 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4681 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4683 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4685 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4687 2009-03-30 Jan Hubicka <jh@suse.cz>
4689 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4691 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4692 detection and label handling.
4694 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4696 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4697 left_conflicts_size.
4698 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4699 ALLOCNO_LEFT_CONFLICTS_SIZE.
4701 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4702 remove_allocno_from_bucket_and_push,
4703 allocno_spill_priority_compare, push_allocnos_to_stack,
4704 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4705 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4706 (setup_allocno_left_conflicts_num): Ditto. Rename to
4707 setup_allocno_left_conflicts_size.
4708 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4709 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4710 setup_allocno_left_conflicts_size instead of
4711 setup_allocno_left_conflicts_num.
4713 * ira-build.c (ira_create_allocno): Use
4714 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4715 ALLOCNO_LEFT_CONFLICTS_NUM.
4717 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4719 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4720 instead of DF_LR_OUT.
4722 * ira-lives.c (process_bb_node_lives): Ditto.
4724 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4725 instead of DF_LR_{OUT,IN}.
4727 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4729 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4731 2009-03-30 Jan Hubicka <jh@suse.cz>
4733 * except.c (label_to_region_map): Fix thinko.
4735 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4738 * tree.h (tree_find_value): New declaration.
4739 * tree.c (tree_find_value): New function.
4740 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4742 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4745 * c-decl.c (struct c_binding): Add locus field.
4746 (bind): Add locus argument, set locus field from it.
4747 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4748 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4749 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4750 implicitly_declare, undeclared_variable, lookup_label,
4751 declare_label, c_make_fname_decl, c_builtin_function,
4752 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4755 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4758 * config/i386/i386.c (classify_argument): Check total size of
4761 2009-03-30 Martin Jambor <mjambor@suse.cz>
4763 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4764 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4765 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4768 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4769 seen_variable_array_ref while also traversing a union.
4771 * tree-inline.c (optimize_inline_calls): Do not call
4772 cgraph_node_remove_callees.
4773 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4774 (pass_remove_cgraph_callee_edges): New variable.
4775 * passes.c (init_optimization_passes): Add
4776 pass_remove_cgraph_callee_edges after early inlining and before all
4777 late intraprocedural passes.
4779 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4781 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4783 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4786 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4788 * combine.c (simplify_comparison): Use have_insn_for.
4789 * dojump.c (do_jump): Likewise.
4791 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4793 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4794 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4795 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4796 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4797 instead of sparc_compare_emitted.
4798 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4799 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4800 instead of sparc_compare_emitted.
4802 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4804 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4805 enter/exit cfglayout mode.
4806 (pass_partition_block): Require it.
4807 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4808 (combine_instructions): Track basic blocks instead of labels.
4809 (update_cfg_for_uncondjump): New.
4810 (try_combine): Use it. Update jumps after rescanning.
4811 (pass_combine): Require PROP_cfglayout.
4812 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4814 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4816 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4817 Provide/destroy PROP_cfglayout respectively.
4818 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4819 * tree-pass.h (PROP_cfglayout): New.
4821 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4823 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4824 fold_convert_const_fixed_from_fixed,
4825 fold_convert_const_fixed_from_int,
4826 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4827 set TREE_CONSTANT_OVERFLOW.
4828 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4829 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4831 2009-03-30 Ira Rosen <irar@il.ibm.com>
4833 * tree-vect-loop-manip.c: New file.
4834 * tree-vectorizer.c: Update documentation and included files.
4835 (vect_loop_location): Make extern.
4836 (rename_use_op): Move to tree-vect-loop-manip.c
4837 (rename_variables_in_bb, rename_variables_in_loop,
4838 slpeel_update_phis_for_duplicate_loop,
4839 slpeel_update_phi_nodes_for_guard1,
4840 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4841 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4842 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4843 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4844 find_loop_location): Likewise.
4845 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4846 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4847 get_vectype_for_scalar_type, vect_is_simple_use,
4848 supportable_widening_operation, supportable_narrowing_operation):
4850 (bb_in_loop_p): Move to tree-vect-loop.c.
4851 (new_loop_vec_info, destroy_loop_vec_info,
4852 reduction_code_for_scalar_code, report_vect_op,
4853 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4854 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4855 (vect_supportable_dr_alignment): Likewise.
4856 * tree-vectorizer.h (tree-data-ref.h): Include.
4857 (vect_loop_location): Declare.
4858 Reorganize function declarations according to the new file structure.
4859 * tree-vect-loop.c: New file.
4860 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4861 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4862 * tree-vect-data-refs.c: New file.
4863 * tree-vect-patterns.c (timevar.h): Don't include.
4864 * tree-vect-stmts.c: New file.
4865 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4866 tree-vect-slp.c, tree-vect-loop.c.
4867 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4868 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4869 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4870 (tree-vect-analyze.o): Remove.
4871 (tree-vect-transform.o): Likewise.
4872 (tree-vect-data-refs.o): Add rule.
4873 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4874 tree-vect-slp.o): Likewise.
4875 (tree-vect-patterns.o): Remove redundant dependencies.
4876 (tree-vectorizer.o): Likewise.
4877 * tree-vect-slp.c: New file.
4879 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4881 * optc-gen.awk: Warn if an option flag has multiple different
4884 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4886 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4887 -floop-block): Document dependences on PPL, CLooG and Graphite.
4889 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4891 PR rtl-optimization/323
4892 * c-common.c (c_fully_fold, convert_and_check,
4893 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4894 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4895 * c-common.def (EXCESS_PRECISION_EXPR): New.
4896 * c-cppbuiltin.c (builtin_define_float_constants): Define
4897 constants with enough digits for long double.
4898 * c-lex.c (interpret_float): Interpret constant with excess
4899 precision where appropriate.
4900 * c-opts.c (c_common_post_options): Set
4901 flag_excess_precision_cmdline. Give an error for
4902 -fexcess-precision=standard for C++ for processors where the
4903 option is significant.
4904 * c-parser.c (c_parser_conditional_expression): Handle excess
4905 precision in condition.
4906 * c-typeck.c (convert_arguments): Handle arguments with excess
4908 (build_unary_op): Move excess precision outside operation.
4909 (build_conditional_expr): Likewise.
4910 (build_compound_expr): Likewise.
4911 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4912 (build_modify_expr): Handle excess precision in RHS.
4913 (convert_for_assignment): Handle excess precision in converted
4915 (digest_init, output_init_element, process_init_element): Handle
4916 excess precision in initializer.
4917 (c_finish_return): Handle excess precision in return value.
4918 (build_binary_op): Handle excess precision in operands and add
4919 excess precision as needed for operation.
4920 * common.opt (-fexcess-precision=): New option.
4921 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4922 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4923 For standard excess precision, output explicit conversion to and
4924 truncation from XFmode.
4925 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4926 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4927 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4928 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4929 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4930 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4931 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4932 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4933 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4934 define_splits, sqrt<mode>2): Disable where appropriate for
4935 standard excess precision.
4936 * convert.c (convert_to_real): Do not shorten arithmetic to type
4937 for which excess precision would be used.
4938 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4939 * doc/invoke.texi (-fexcess-precision=): Document option.
4940 (-mfpmath=): Correct index entry.
4941 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4942 flag_excess_precision): New.
4943 * langhooks.c (lhd_post_options): Set
4944 flag_excess_precision_cmdline.
4945 * opts.c (common_handle_option): Handle -fexcess-precision=.
4946 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4947 init_excess_precision): New.
4948 (lang_dependent_init_target): Call init_excess_precision.
4949 * tree.c (excess_precision_type): New.
4950 * tree.h (excess_precision_type): Declare.
4952 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4955 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4956 non-lvalue to component.
4958 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4960 PR preprocessor/34695
4961 * Makefile.in (c-opts.o): Depend on c-tree.h.
4962 * c-common.c: Move down include of diagnostic.h.
4963 (done_lexing, c_cpp_error): New.
4964 * c-common.h (done_lexing): Declare.
4965 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4967 * c-opts.c: Include c-tree.h.
4968 (c_common_init_options): Set preprocessor error callback.
4969 (c_common_handle_option): Do not set preprocessor
4970 inhibit_warnings, warnings_are_errors, warn_system_headers,
4971 pedantic_errors or inhibit_warnings flags.
4972 (c_common_post_options): Do not check cpp_errors (parse_in).
4973 (c_common_finish): Do not output dependencies if there were
4974 errors. Do not check return value of cpp_finish.
4975 * c-ppoutput.c (pp_file_change): Set input_location.
4976 * c-tree.h (c_cpp_error): Declare.
4977 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4979 (diagnostic_build_prefix): Check override_column.
4980 * diagnostic.h (diagnostic_info): Add override_column field.
4981 (diagnostic_override_column): Define.
4983 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4985 * c-common.c (c_expand_expr, c_staticp): Remove.
4986 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4987 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4988 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4989 * c-gimplify.c (gimplify_compound_literal_expr,
4990 optimize_compound_literals_in_ctor): Remove.
4991 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4992 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4993 * c-semantics.c (emit_local_var): Remove.
4995 * langhooks-def.h (lhd_expand_expr): Remove.
4996 * langhooks.c (lhd_expand_expr): Remove.
4997 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4999 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5000 handling from c-semantics.c; don't call into langhook.
5001 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5002 * gimplify.c (gimplify_compound_literal_expr,
5003 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5004 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5005 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5006 as was done in c-gimplify.c.
5007 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5008 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5009 Move from c-common.h.
5010 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5012 * tree.c (staticp): Do not call langhook.
5013 * langhooks.c (lhd_staticp): Delete.
5014 * langhooks-def.h (lhd_staticp): Delete prototype.
5015 (LANG_HOOKS_STATICP): Delete.
5016 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5018 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5019 instead of DECL_STMTs.
5021 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5029 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5031 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5032 contained expression.
5033 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5034 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5035 conditional expressions for C.
5036 (decl_constant_value_for_optimization): Move from
5037 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5038 whether optimizing and that the expression is a VAR_DECL not of
5039 array type instead of doing such checks in the caller. Do not
5040 check pedantic. Call gcc_unreachable for C++.
5041 * c-common.def (C_MAYBE_CONST_EXPR): New.
5042 * c-common.h (c_fully_fold, c_save_expr,
5043 decl_constant_value_for_optimization): New prototypes.
5044 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5045 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5046 EXPR_INT_CONST_OPERANDS): Define.
5047 * c-convert.c (convert): Strip nops from expression.
5048 * c-decl.c (groktypename): Take extra parameters expr and
5049 expr_const_operands. Update call to grokdeclarator.
5050 (start_decl): Update call to grokdeclarator. Add statement for
5051 expressions used in type of decl.
5052 (grokparm): Update call to grokdeclarator.
5053 (push_parm_decl): Update call to grokdeclarator.
5054 (build_compound_literal): Add parameter non_const and build a
5055 C_MAYBE_COSNT_EXPR if applicable.
5056 (grokdeclarator): Take extra parameters expr and
5057 expr_const_operands. Track expressions used in declaration
5058 specifiers and declarators. Fold array sizes and track whether
5059 they are constant expressions and whether they are integer
5060 constant expressions.
5061 (parser_xref_tag): Set expr and expr_const_operands fields in
5063 (grokfield): Update call to grokdeclarator.
5064 (start_function): Update call to grokdeclarator.
5065 (build_null_declspecs): Set expr and expr_const_operands fields in
5067 (declspecs_add_type): Handle expressions in typeof specifiers.
5068 * c-parser.c (c_parser_declspecs): Set expr and
5069 expr_const_operands fields for declaration specifiers.
5070 (c_parser_enum_specifier): Likewise.
5071 (c_parser_struct_or_union_specifier): Likewise.
5072 (c_parser_typeof_specifier): Likewise. Update call to
5073 groktypename. Fold expression as needed. Return expressions with
5074 type instead of adding statements.
5075 (c_parser_attributes): Update calls to c_parser_expr_list.
5076 (c_parser_statement_after_labels): Fold expression before passing
5077 to objc_build_throw_stmt.
5078 (c_parser_condition): Fold expression.
5079 (c_parser_asm_operands): Fold expression.
5080 (c_parser_conditional_expression): Use c_save_expr. Update call
5081 to build_conditional_expr.
5082 (c_parser_alignof_expression): Update call to groktypename.
5083 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5084 original_code. Fold expression argument of va_arg. Create
5085 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5086 argument to va_arg. Update calls to groktypename. Fold array
5087 index for offsetof. Verify that first argument to
5088 __builtin_choose_expr has integer type.
5089 (c_parser_postfix_expression_after_paren_type): Update calls to
5090 groktypename and build_compound_literal. Handle expressions with
5091 side effects in type name.
5092 (c_parser_postfix_expression_after_primary): Update call to
5093 c_parser_expr_list. Set original_code for calls to
5094 __builtin_constant_p.
5095 (c_parser_expr_list): Take extra parameter fold_p. Fold
5096 expressions if requested.
5097 (c_parser_objc_type_name): Update call to groktypename.
5098 (c_parser_objc_synchronized_statement): Fold expression.
5099 (c_parser_objc_receiver): Fold expression.
5100 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5101 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5102 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5103 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5104 (struct c_typespec): Add elements expr and expr_const_operands.
5105 (struct c_declspecs): Add elements expr and expr_const_operands.
5106 (groktypename, build_conditional_expr, build_compound_literal):
5108 (in_late_binary_op): Declare.
5109 * c-typeck.c (note_integer_operands): New function.
5110 (in_late_binary_op): New variable.
5111 (decl_constant_value_for_broken_optimization): Move to c-common.c
5112 and rename to decl_constant_value_for_optimization.
5113 (default_function_array_conversion): Do not strip nops.
5114 (default_conversion): Do not call
5115 decl_constant_value_for_broken_optimization.
5116 (build_array_ref): Do not fold result.
5117 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5118 result when operand is a VLA.
5119 (c_expr_sizeof_type): Update call to groktypename. Handle
5120 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5121 result when operand names a VLA type.
5122 (build_function_call): Update call to build_compound_literal.
5123 Only fold result for calls to __builtin_* functions. Strip
5124 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5125 the function designator.
5126 (convert_arguments): Fold arguments. Update call to
5127 convert_for_assignment.
5128 (build_unary_op): Handle increment and decrement of
5129 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5130 decrement earlier. Fold operand of increment and decrement.
5131 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5132 built for integer operand. Wrap returns that are INTEGER_CSTs
5133 without being integer constant expressions or that have integer
5134 constant operands without being INTEGER_CSTs.
5135 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5136 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5137 result is an integer constant expression or can be used in
5138 unevaluated parts of one and avoid folding and wrap as
5139 appropriate. Fold operands before possibly doing -Wsign-compare
5141 (build_compound_expr): Wrap result for C99 if operands can be used
5142 in integer constant expressions.
5143 (build_c_cast): Update call to digest_init. Do not ignore
5144 overflow from casting floating-point constants to integers. Wrap
5145 results that could be confused with integer constant expressions,
5146 null pointer constants or floating-point constants.
5147 (c_cast_expr): Update call to groktypename. Handle expressions
5148 included in type name.
5149 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5150 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5151 Update calls to convert_for_assignment.
5152 (convert_for_assignment): Take new parameter
5153 null_pointer_constant. Do not strip nops or call
5154 decl_constant_value_for_broken_optimization. Set
5155 in_late_binary_op for conversions to boolean.
5156 (store_init_value): Update call to digest_init.
5157 (digest_init): Take new parameter null_pointer_constant. Do not
5158 call decl_constant_value_for_broken_optimization. pedwarn for
5159 initializers not constant expressions. Update calls to
5160 convert_for_assignment.
5161 (constructor_nonconst): New.
5162 (struct constructor_stack): Add nonconst element.
5163 (really_start_incremental_init, push_init_level, pop_init_level):
5164 Handle constructor_nonconst and nonconst element.
5165 (set_init_index): Call constant_expression_warning for array
5167 (output_init_element): Fold value. Set constructor_nonconst as
5168 applicable. pedwarn for initializers not constant expressions.
5169 Update call to digest_init. Call constant_expression_warning
5170 where constant initializers are required.
5171 (process_init_element): Use c_save_expr.
5172 (c_finish_goto_ptr): Fold expression.
5173 (c_finish_return): Fold return value. Update call to
5174 convert_for_assignment.
5175 (c_start_case): Fold switch expression.
5176 (c_process_expr_stmt): Fold expression.
5177 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5178 ensure statement expression is not evaluated in constant expression.
5179 (build_binary_op): Track whether results are integer constant
5180 expressions or may occur in such, disable folding and wrap results
5181 as applicable. Fold operands for -Wsign-compare warnings unless
5183 (c_objc_common_truthvalue_conversion): Handle results folded to
5184 integer constants that are not integer constant expressions.
5185 * doc/extend.texi: Document when typeof operands are evaluated,
5186 that condition of __builtin_choose_expr is an integer constant
5187 expression, and more about use of __builtin_constant_p in
5190 2009-03-29 Richard Guenther <rguenther@suse.de>
5192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5193 propagate addresses of array references.
5195 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5197 * regmove.c (perhaps_ends_bb_p): Remove.
5198 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5199 from INSN and check that the main loop stays within that basic block.
5200 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5201 (regmove_forward_pass): Split out from regmove_optimize. Use
5202 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5203 (regmove_backward_pass): Split out from regmove_optimize. Use
5204 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5205 (regmove_optimize): Simplify.
5207 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5210 * config/i386/i386.c (classify_argument): Ignore flexible array
5211 member in struct and warn ABI change.
5213 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5215 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5217 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5218 (ix86_adjust_cost): Updated.
5220 2009-03-29 Jan Hubicka <jh@suse.cz>
5223 * tree-pass.h (pass_cleanup_eh): New function.
5224 (remove_unreachable_regions): Break code handling RTL
5225 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5226 that can not be reached by runtime.
5227 (can_be_reached_by_runtime): New function.
5228 (label_to_region_map): New function.
5229 (num_eh_regions): New function.
5230 (rtl_remove_unreachable_regions): New function.
5231 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5232 (remove_eh_region): New function.
5233 * except.h: Include sbitmap and vecprim.
5234 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5235 num_eh_regions): Declare.
5236 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5237 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5238 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5239 (tree_empty_eh_handler_p): New function.
5240 (cleanup_empty_eh): New function.
5241 (cleanup_eh): New function.
5242 (pass_cleanup_eh): New function.
5244 2009-03-29 Jan Hubicka <jh@suse.cz>
5246 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5247 for removed regions.
5249 2009-03-29 Jan Hubicka <jh@suse.cz>
5251 * except.c (dump_eh_tree): Dump all datastructures.
5253 2009-03-29 Jan Hubicka <jh@suse.cz>
5255 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5256 (duplicate_eh_regions_1): Likewise.
5257 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5258 vector; call EH verification.
5259 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5260 Be ready for region being removed.
5262 2009-03-29 Jan Hubicka <jh@suse.cz>
5264 * bitmap.c (bitmap_last_set_bit): New function.
5265 * bitmap.h (bitmap_last_set_bit): Declare.
5267 2009-03-29 David Ayers <ayers@fsfe.org>
5270 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5271 by calling objc_compare_types and surpress warnings about
5272 incompatible C pointers that are compatible ObjC pointers.
5274 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5276 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5277 call initialize_inline_failed.
5278 (initialize_inline_failed): Move it from here ...
5279 * cgraph.c (initialize_inline_failed): ... to here.
5280 (cgraph_create_edge): Call initialize_inline_failed rather than
5281 setting inline_failed directly.
5283 2009-03-29 Ben Elliston <bje@au.ibm.com>
5286 * sysv4.opt (msdata): Improve comment.
5287 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5288 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5290 2009-03-29 Ben Elliston <bje@au.ibm.com>
5293 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5294 load and store attributes.
5296 2009-03-29 Ben Elliston <bje@au.ibm.com>
5298 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5299 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5300 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5301 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5302 __builtin_infq and __builtin_huge_valq.
5304 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5306 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5311 2009-03-28 Xinliang David Li <davidxl@google.com>
5313 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5314 (do_dbg_cnt): New function.
5316 2009-03-28 Jan Hubicka <jh@suse.cz>
5318 Merge from pretty-ipa:
5320 2009-03-27 Jan Hubicka <jh@suse.cz>
5322 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5323 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5324 * passes.c (function_called_by_processed_nodes_p): New.
5325 * ipa-pure-const.c (check_call): Fix handling of operands.
5326 (analyze_function): Dump debug output for skipped bodies.
5327 (local_pure_const): Use function_called_by_processed_nodes_p.
5328 * dwarf2out.c (reference_to_unused): Use output.
5329 * passes.c (do_per_function_toporder): Likewise.
5331 2008-11-12 Jan Hubicka <jh@suse.cz>
5333 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5334 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5335 state_set_in_source enum
5336 (check_decl): Ignore memory tags; do not set fake looping flags;
5338 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5339 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5340 (check_call, analyze_function): Rewrite.
5342 (add_new_function): Update call of analyze_function.
5343 (generate_summary): Add call of analyze_function.
5344 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5345 (local_pure_const): New function.
5346 (pass_local_pure_const): New pass.
5347 * ipa-inline.c (inline_transform): Set after_inlining.
5348 * tree-eh.c (stmt_can_throw_external): New.
5349 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5350 work with aliasing built.
5351 * tree-flow.h (stmt_can_throw_external): New.
5352 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5353 and local pure/const pass in early and late optimization queue.
5355 2009-03-28 Martin Jambor <mjambor@suse.cz>
5357 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5359 (fold_binary): Allow function decl aligment consideration is the
5360 second argument is integer constant one.
5361 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5362 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5363 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5365 2009-03-28 Jan Hubicka <jh@suse.cz>
5367 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5368 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5369 * function.h (rtl_data): Add nothrow flag.
5370 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5371 set DECL_NOTHROW for AVAILABLE functions.
5373 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5375 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5376 following vector keyword has expansion starting with pixel or bool
5377 keyword, expand vector to __vector and pixel or bool to __pixel or
5381 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5382 warn_if_disallowed_function_p): Removed.
5383 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5384 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5385 warning_if_disallowed_function_p.
5386 * flags.h (warn_if_disallowed_function_p,
5387 warn_disallowed_functions): Removed.
5388 * common.opt (Wdisallowed-function-list=): Removed.
5389 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5391 2009-03-28 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/38723
5394 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5397 2009-03-28 Jan Hubicka <jh@suse.cz>
5399 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5400 test introduced by my previous patch.
5402 2009-03-28 Richard Guenther <rguenther@suse.de>
5404 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5405 the PHIs value undefined.
5407 2009-03-28 Jan Hubicka <jh@suse.cz>
5409 * tree-pass.h (pass_fixup_cfg): New pass.
5410 * ipa-inline.c (inline_transform): Set
5411 always_inline_functions_inlined/after_inlining.
5412 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5413 (pass_fixup_cfg): New pass.
5414 * passes.c (init_optimization_passes): Add fixup_cfg.
5416 2009-03-28 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/38458
5419 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5420 argument use the arguments copy-of value.
5422 2009-03-28 Richard Guenther <rguenther@suse.de>
5424 PR tree-optimization/38180
5425 * tree-ssa-ccp.c (get_default_value): Simplify.
5426 (likely_value): Likewise.
5427 (surely_varying_stmt_p): Properly handle VOP case.
5428 (ccp_initialize): Likewise.
5429 (ccp_fold): Handle propagating through *&.
5430 (fold_const_aggregate_ref): Also handle decls.
5432 2009-03-28 Jan Hubicka <jh@suse.cz>
5434 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5435 * cgraph.h (cgraph_node): Likewise.
5436 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5437 (cgraph_reset_node): Use process flag.
5438 (cgraph_mark_functions_to_output): Likewise.
5439 (cgraph_expand_function): Likewise.
5440 (cgraph_expand_all_functions): Likewise.
5441 (cgraph_output_in_order): Likewise.
5442 * dwarf2out.c (reference_to_unused): Likewise.
5443 * passes.c do_per_function_toporder): Likewise.
5445 2009-03-28 Jan Hubicka <jh@suse.cz>
5447 Bring from lto-branch:
5449 2008-09-03 Doug Kwan <dougkwan@google.com>
5451 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5452 enums instead of reason strings.
5453 * cgraph.c (cgraph_create_edge): Same.
5454 (cgraph_inline_failed_string): New function.
5455 * cgraph.h (cgraph_inline_failed_t): New enum type.
5456 (cgraph_inline_failed_string): New prototype.
5457 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5458 char pointer to cgraph_inline_failed_t.
5459 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5460 (cgraph_default_inline_p): Ditto.
5461 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5462 to cgraph_inline_failed_t pointer.
5463 * cif-code.def: New file.
5464 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5466 (cgraph_check_inline_limits): Change type of REASON to pointer to
5467 cgraph_inline_failed_t. Replace reason strings with enums.
5468 (cgraph_default_inline_p): Ditto.
5469 (cgraph_recursive_inlining_p): Ditto.
5470 (update_caller_keys): Change type of FAILED_REASON to
5471 cgraph_inline_failed_t.
5472 (cgraph_set_inline_failed): Change type of REASON to pointer to
5473 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5474 convert enums to strings for text output.
5475 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5476 to be of type cgraph_inline_failed_t. Replace reason strings with
5477 enums. Call cgraph_inline_failed_string to covert enums
5478 to strings for text output.
5479 (cgraph_decide_inlining): Replace reason strings with enums.
5480 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5481 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5483 * tree-inline.c (expand_call_inline): Change type of REASON
5484 to cgraph_inline_failed_t. Replace reason strings with enums.
5485 Call cgraph_inline_failed_string for text output.
5486 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5489 2009-03-28 Jan Hubicka <jh@suse.cz>
5491 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5492 cgraph_clone_node): Remove master clone handling.
5493 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5494 * cgraph.h (master_clone): Remove.
5495 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5496 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5497 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5499 2009-03-28 Jan Hubicka <jh@suse.cz>
5501 * cgraph.c (cgraph_function_body_availability): Functions declared
5502 inline are always safe to assume that it is not going to be replaced.
5504 2009-03-28 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/38513
5507 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5508 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5509 EXC_PTR_EXPR and FILTER_EXPR.
5510 (get_ref_from_reference_ops): Likewise.
5512 2009-03-28 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/38968
5515 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5516 Use FLOOR_MOD_EXPR to compute misalignment.
5518 2009-03-28 Richard Guenther <rguenther@suse.de>
5520 PR tree-optimization/37795
5521 * tree.h (combine_comparisons): Declare.
5522 * fold-const.c (combine_comparisons): Export.
5523 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5525 (ifcombine_iforif): Use combine_comparisons.
5527 2009-03-28 Jan Hubicka <jh@suse.cz>
5529 * tree-eh.c (inlinable_call_p): New function.
5530 (make_eh_edges): Use it.
5531 (verify_eh_edges): Use it.
5532 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5533 * except.c (reachable_next_level): Add inlinable_function argument
5534 (sjlj_find_directly_reachable_regions): Update.
5535 (add_reachable_handler): Do not set saw_any_handlers.
5536 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5537 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5538 Add new inlinable call parameter.
5539 (can_throw_internal, can_throw_external): Update.
5540 * except.h (can_throw_internal_1, can_throw_external_1,
5541 foreach_reachable_handler): Update declaration.
5543 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5545 * config/arm/t-arm-coff, config/h8300/coff.h,
5546 config/i386/i386-aout.h, config/i386/i386-coff.h,
5547 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5548 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5549 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5550 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5551 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5552 sys-types.h: Remove.
5553 * Makefile.in: Remove protoize and fixproto support and references
5555 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5556 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5558 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5559 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5560 unprotoize$(exeext).
5561 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5562 (.PHONY): Don't depend on proto.
5563 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5564 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5565 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5566 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5567 build/gen-protos.o, build/scan.o, xsys-protos.h,
5568 build/fix-header$(build_exeext), build/fix-header.o,
5569 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5570 stmp-install-fixproto): Remove.
5571 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5572 SYSCALLS.c or fixproto files.
5573 (install-common): Don't install protoize.
5574 (install-headers-tar, install-headers-cpio, install-headers-cp):
5575 Don't depend on $(STMP_FIXPROTO).
5576 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5577 install fixproto files or write out fixproto settings.
5578 (uninstall): Don't uninstall protoize.
5579 * config.gcc (use_fixproto): Remove.
5580 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5581 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5582 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5583 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5584 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5585 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5586 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5587 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5588 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5589 * config/t-vxworks (STMP_FIXPROTO): Remove.
5590 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5591 STMP_FIXPROTO): Remove.
5592 * config.in, configure: Regenerate.
5593 * crtstuff.c (gid_t, uid_t): Don't undefine.
5594 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5595 (arm-*-coff, arm-*-aout: Remove target entries.
5596 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5597 Remove mention of AIX 4.1.
5598 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5599 * doc/invoke.texi (Running Protoize): Remove.
5600 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5601 (Protoize Caveats): Remove.
5602 * tsystem.h: Update comments on headers assumed to exist.
5604 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5606 * genautomata.c: Add a new year to the copyright. Add a new
5608 (struct insn_reserv_decl): Add comments for member bypass_list.
5609 (find_bypass): Remove.
5610 (insert_bypass): New.
5611 (process_decls): Use insert_bypass.
5612 (output_internal_insn_latency_func): Output all bypasses with the
5613 same input insn in one switch case.
5615 * rtl.def (define_bypass): Describe bypass choice.
5616 * doc/md.texi (define_bypass): Ditto.
5618 2009-03-27 Richard Guenther <rguenther@suse.de>
5620 * gimplify.c (mark_addressable): Export.
5621 * tree-flow.h (mark_addressable): Declare.
5622 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5623 * tree-ssa.c (verify_phi_args): Verify that address taken
5624 variables have TREE_ADDRESSABLE set.
5626 2009-03-27 Richard Guenther <rguenther@suse.de>
5628 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5629 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5630 Do not mark decls TREE_ADDRESSABLE.
5631 (build_fold_addr_expr): Adjust.
5632 (fold_addr_expr): Remove.
5633 (fold_unary): Use build_fold_addr_expr.
5634 (fold_comparison): Likewise.
5635 (split_address_to_core_and_offset): Likewise.
5636 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5638 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5639 (gimplify_modify_expr_to_memcpy): Mark source and destination
5641 * omp-low.c (create_omp_child_function): Mark the object decl
5643 (lower_rec_input_clauses): Mark the var we take the address of
5645 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5647 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5650 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5651 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5653 2009-03-27 Richard Guenther <rguenther@suse.de>
5655 PR tree-optimization/39120
5656 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5658 (handle_lhs_call): Process return constraints. Add escape
5659 constraints if necessary.
5660 (handle_const_call): Fill out return constraints. Make nested
5661 case more precise. Avoid consttmp if possible.
5662 (handle_pure_call): Fill out return constraints. Avoid
5663 callused if possible.
5664 (find_func_aliases): Simplify call handling.
5666 2009-03-27 Richard Guenther <rguenther@suse.de>
5668 PR tree-optimization/39120
5669 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5670 as a representative.
5671 (solve_graph): Do propagate CALLUSED.
5672 (handle_pure_call): Use a scalar constraint from CALLUSED for
5674 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5677 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5680 * c-common.c (handle_aligned_attribute): Properly check alignment
5681 overflow. Use (1U << i) instead of (1 << i).
5683 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5685 * expr.h (get_mem_align_offset): Updated.
5687 * tree.h (tree_decl_common): Change align to "unsigned int" and
5688 move it before pointer_alias_set.
5690 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5691 Jakub Jelinek <jakub@redhat.com>
5694 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5695 gr_register_operand with gr_reg_or_0_operand.
5696 (cmpxchg_rel_di): Likewise.
5697 (sync_lock_test_and_set<mode>): Likewise.
5699 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5701 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5702 (true_regnum): Likewise.
5704 * rtlanal.c (subreg_info): Moved to ...
5705 * rtl.h (subreg_info): Here. New.
5706 (subreg_get_info): New.
5708 * rtlanal.c (subreg_get_info): Make it extern.
5710 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5713 * config/i386/i386.c (ix86_abi): New.
5714 (override_options): Handle -mabi=.
5715 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5716 (ix86_call_abi_override): Likewise.
5717 (init_cumulative_args): Likewise.
5718 (function_arg_advance): Likewise.
5719 (function_arg_64): Likewise.
5720 (function_arg): Likewise.
5721 (ix86_pass_by_reference): Likewise.
5722 (ix86_function_value_regno_p): Likewise.
5723 (ix86_build_builtin_va_list_abi): Likewise.
5724 (setup_incoming_varargs_64): Likewise.
5725 (is_va_list_char_pointer): Likewise.
5726 (ix86_init_machine_status): Likewise.
5727 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5728 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5729 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5730 (ix86_function_abi): Make it static and return enum calling_abi.
5731 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5733 (ix86_fn_abi_va_list): Updated.
5735 * config/i386/i386.h (ix86_abi): New.
5736 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5737 (CONDITIONAL_REGISTER_USAGE): Likewise.
5738 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5739 (machine_function): Likewise.
5741 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5743 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5744 (STACK_BOUNDARY): Likewise.
5745 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5747 * config/i386/i386.opt (mabi=): New.
5749 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5750 return enum calling_abi.
5751 (ix86_function_type_abi): Likewise.
5752 (ix86_function_abi): Removed.
5754 * doc/invoke.texi: Document -mabi= option for x86.
5756 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5758 * builtins.c (real_dconstp): Delete.
5759 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5761 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5762 Jakub Jelinek <jakub@redhat.com>
5765 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5766 (gen_subprogram_die): When a function is explicit, generate the
5767 DW_AT_explicit attribute.
5768 * langhooks.h (struct lang_hooks_for_decls): Add
5769 function_decl_explicit_p langhook.
5770 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5771 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5773 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5775 * builtins.c (fold_builtin_memory_op): Optimize memmove
5776 into memcpy if we can prove source and destination don't overlap.
5778 * tree-inline.c: Include gt-tree-inline.h.
5779 (clone_fn_id_num): New variable.
5780 (clone_function_name): New function.
5781 (tree_function_versioning): Use it.
5782 * Makefile.in (GTFILES): Add tree-inline.c.
5784 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5786 * BASE-VER: Change to 4.5.0.
5788 2009-03-27 Xinliang David Li <davidxl@google.com>
5790 PR tree-optimization/39557
5791 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5793 2009-03-27 Xinliang David Li <davidxl@google.com>
5795 PR tree-optimization/39548
5796 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5799 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5801 * c-common.c (pointer_int_sum): Use %wd on return from
5804 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5806 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5807 on return from tree_low_cst.
5809 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5812 * ginclude/stdarg.h (va_copy): Define also for
5813 __GXX_EXPERIMENTAL_CXX0X__.
5815 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5818 * builtins.h (c_strlen): Do not warn here.
5819 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5820 * c-common.c (pointer_int_sum): Take an explicit location.
5821 Warn about offsets out of bounds.
5822 * c-common.h (pointer_int_sum): Adjust declaration.
5824 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5826 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5829 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5832 * opts.c (warn_if_disallowed_function_p): Don't assume
5833 get_callee_fndecl must return non-NULL.
5835 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5837 PR rtl-optimization/39522
5838 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5839 when reg_reloaded_valid is set.
5841 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5843 * config/spu/divv2df3.c: New file.
5844 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5845 (DPBIT_FUNCS): Filter out _div_df.
5847 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5849 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5850 a jump insn, count that jump in the distance to the loop start.
5852 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5855 * config/sh/sh.c (calc_live_regs): Fix condition for global
5856 registers except PIC_OFFSET_TABLE_REGNUM.
5858 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5861 * doc/invoke.texi (-mconsole): New.
5865 (-mnop-fun-dllimport): New.
5869 (sub section "i386 and x86-64 Windows Options"): New.
5871 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5873 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5874 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5876 2009-03-25 Richard Guenther <rguenther@suse.de>
5879 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5882 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5884 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5885 neither of haifa/selective schedulers are working.
5887 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5889 * doc/invoke.texi (Debugging Options): Fix description of
5890 -fno-merge-debug-strings.
5892 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5894 * config/cris/libgcc.ver: New version-script.
5895 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5897 * configure.ac <GAS features, nop mnemonic>: Add pattern
5898 crisv32-*-* for "nop".
5899 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5900 * configure: Regenerate.
5902 2009-03-24 Ira Rosen <irar@il.ibm.com>
5904 PR tree-optimization/39529
5905 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5906 mark_sym_for_renaming for the tag copied to the new vector
5909 2009-03-24 Arthur Loiret <aloiret@debian.org>
5911 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5912 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5913 EXTRA_SPEC_FUNCTIONS.
5914 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5915 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5916 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5917 -march and -mtune options.
5919 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5921 * config/m68k/t-rtems: Add m5329 multilib.
5923 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5924 Jakub Jelinek <jakub@redhat.com>
5927 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5930 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5933 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5934 instead of c_parser_expression_conv, if original_code isn't one of the
5935 4 allowed comparison codes, fail.
5937 2009-03-23 Richard Guenther <rguenther@suse.de>
5939 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5940 * tree.h (struct tree_type): Likewise.
5941 * reload.h (struct insn_chain): Likewise.
5942 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5943 * function.h (struct function): Likewise.
5944 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5946 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5948 PR tree-optimization/39516
5949 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5951 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5953 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5954 should be set true if BITS_PER_WORD of target is bigger than 32
5956 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5958 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5959 Translate -B-options to -rpath-link. Correct existing
5960 rpath-link and conditionalize on !nostdlib.
5962 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5964 * doc/extend.texi (Function Attributes, Variable Attributes):
5966 * doc/invoke.texi (Debugging Options, Optimize Options)
5967 (i386 and x86-64 Options, MCore Options): Likewise.
5969 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5972 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5973 it for block local namespace aliases.
5974 (gen_decl_die): Pass context_die to gen_namespace_die.
5976 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5979 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5980 minimum or maximum value.
5982 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5984 * reginfo.c (globalize_reg): Recompute derived reg sets.
5986 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5989 * libgcc2.c (mprotect): Do not use signed arguments for
5990 VirtualProtect, use DWORD arguments. Also fix the 'may
5991 be used uninitialized' warning for the np variable.
5993 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5996 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5997 functions using regparm calling conventions when not optimizing.
5998 (ix86_function_sseregparm): Similarly for sseregparm calling
6001 2009-03-19 Li Feng <nemokingdom@gmail.com>
6004 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6005 dependence if the first conflict is after niter iterations.
6007 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6010 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6011 functions with dynamic stack-pointer adjustments.
6013 2009-03-19 Ben Elliston <bje@au.ibm.com>
6015 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6016 option; change to -msdata=data.
6018 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6020 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6023 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6026 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6028 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6030 * doc/invoke.texi (Code Gen Options): Expand discussion of
6033 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6035 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6036 * matrix-reorg.c (struct matrix_info): Likewise.
6037 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6038 * rtl.h (struct mem_attrs): Likewise.
6039 * df.h (struct df): Likewise.
6040 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6041 * ira-int.h (struct ira_allocno): Likewise.
6042 * df-scan.c (struct df_collection_rec): Likewise.
6043 * ira.c (struct equivalence): Likewise.
6044 * function.c (struct temp_slot): Likewise.
6045 * cfgloop.h (struct loop): Likewise.
6048 * function.c (use_register_for_decl): When not optimizing, disregard
6049 register keyword for variables with types containing methods.
6051 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6054 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6055 (is_simple_operand): Call contains_component_ref_p before calling data
6056 reference analysis that would fail on COMPONENT_REFs.
6058 * tree-vrp.c (search_for_addr_array): Fix formatting.
6060 2009-03-18 Richard Guenther <rguenther@suse.de>
6062 * tree-vect-transform.c (vect_loop_versioning): Fold the
6063 generated comparisons.
6064 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6065 (slpeel_tree_peel_loop_to_edge): Likewise.
6067 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6070 * opts.c (print_specific_help): In addition to `undocumented',
6071 accept `separate' and `joined' flags if passed alone. Describe
6072 output by the first matched one of those.
6073 (common_handle_option): Skip over empty strings.
6074 * gcc.c (display_help): Fix help string for `--help='.
6075 * doc/invoke.texi (Option Summary, Overall Options): With
6076 `--help=', classes and qualifiers can both be repeated, but
6077 only the latter can be negated. One should not pass only
6078 negated qualifiers. Fix markup and examples.
6081 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6083 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6084 and -fhelp=separate.
6086 2009-03-17 Jing Yu <jingyu@google.com>
6089 * function.h (struct rtl_data): Move is_thunk from here...
6090 (struct function): ...to here.
6091 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6092 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6094 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6096 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6097 (alpha_output_function_end_prologue): Likewise.
6098 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6099 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6100 (rs6000_output_function_epilogue): Likewise.
6101 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6103 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6106 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6107 from different units in a single alternative.
6108 (*truncdfsf_i387): Ditto.
6109 (*truncxfsf2_mixed): Ditto.
6110 (*truncxfdf2_mixed): Ditto.
6112 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6114 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6115 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6118 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6119 unused non-artificial variables when not optimizing.
6122 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6123 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6124 NAMESPACE_DECL in its DECL_INITIAL.
6127 * optabs.c (set_user_assembler_libfunc): New function.
6128 * expr.h (set_user_assembler_libfunc): New prototype.
6129 * c-common.c: Include libfuncs.h.
6130 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6131 for memcmp, memset, memcpy, memmove and abort.
6132 * Makefile.in (c-common.o): Depend on libfuncs.h.
6135 * dwarf2out.c (gen_inlined_enumeration_type_die,
6136 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6137 gen_tagged_type_instantiation_die): Removed.
6138 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6141 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6144 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6146 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6147 (check-parallel-%): Ditto.
6148 (check-consistency): Ditto.
6150 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6152 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6153 local variable rhs by NULL_TREE.
6155 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6158 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6160 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6163 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6165 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6168 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6169 for ms->sysv ABI calls only in 64bit mode.
6171 * config/i386/i386.md (untyped_call): Support 32bit.
6173 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6175 * doc/extend.texi: Replace x86_65 with x86_64.
6177 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6179 PR tree-optimization/39455
6180 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6181 mismatches for POINTER_TYPE_P (type).
6182 (number_of_iterations_le): Likewise.
6184 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6186 * config/picochip/picochip.c: Removed profiling support.
6187 * config/picochip/picochip.md: Removed profiling instruction.
6188 * config/picochip/picochip.h: Removed profiling builtin.
6190 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6192 * doc/install.texi (--with-host-libstdcxx): Document.
6194 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6197 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6198 generate a warning if the function name does not begin with
6199 "__vector" and the function has either the 'signal' or 'interrupt'
6200 attribute, from here to ...
6201 (avr_declare_function_name): ...here. New function.
6202 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6203 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6205 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6208 * cse.c (fold_rtx): Don't modify original const_arg1 when
6209 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6210 separate variable instead.
6211 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6212 from out of range shift counts.
6213 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6215 2009-03-13 Catherine Moore <clm@codesourcery.com>
6217 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6218 diagnostic.h with $(DIAGNOSTIC_H).
6220 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6223 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6225 * config/i386/sync.md (sync_compare_and_swap<mode>,
6226 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6227 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6229 (sync_double_compare_and_swapdi_pic,
6230 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6231 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6233 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6236 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6238 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6241 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6242 (avx_addsubv4df3): Likewise.
6243 (*avx_addsubv4sf3): Likewise.
6244 (sse3_addsubv4sf3): Likewise.
6246 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6249 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6251 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6254 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6255 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6256 registers for allocnos created from user-defined variables.
6258 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6261 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6262 of non-integer mode as well.
6264 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6266 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6267 for functions for which the parameter types are unknown.
6269 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6272 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6273 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6274 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6275 * config/i386/i386.c (ix86_local_alignment): For
6276 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6277 long long variables on the stack to avoid dynamic realignment.
6278 Allow the first argument to be a decl rather than type.
6279 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6281 2009-03-11 Nick Clifton <nickc@redhat.com>
6284 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6286 Add description to mno-lsim option.
6287 * config/mcore/mcore.h: Remove comment about deprecated m4align
6289 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6290 * doc/invoke.texi: Add description of mno-lsim and
6291 mstack-increment options.
6293 * config/fr30/fr30.opt: Document the -mno-lsim option.
6294 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6295 and -mno-lsim options.
6297 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6299 * fold-const.c (fold_comparison): Only call fold_inf_compare
6300 if the mode supports infinities.
6302 2009-03-11 Jason Merrill <jason@redhat.com>
6305 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6306 end already did. Notice GIMPLE_CALL modifications of the result.
6307 Don't copy debug information from an ignored decl or a decl from
6310 2009-03-10 Richard Guenther <rguenther@suse.de>
6311 Nathan Froyd <froydnj@codesourcery.com>
6314 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6315 (__divMODE3): Likewise.
6317 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6319 PR tree-optimization/39394
6320 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6321 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6323 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6325 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6326 inline asms for register asm ("") declarations.
6328 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6330 * fold-const.c (fold_unary): Fix comment.
6332 2009-03-07 Jan Hubicka <jh@suse.cz>
6335 * tree-inline.c (setup_one_parameter): Do replacement of const
6336 argument by constant in SSA form.
6338 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6341 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6342 determine alignment passed to assign_stack_local.
6343 (assign_parms_unsplit_complex): Likewise.
6344 * except.c (sjlj_build_landing_pads): Likewise.
6346 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6349 * tree-flow.h (add_referenced_var): Return bool instead of void.
6350 * tree-dfa.c (add_referenced_var): Return result of
6351 referenced_var_check_and_insert call.
6352 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6353 of referenced_var_check_and_insert.
6356 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6357 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6358 DIE, don't emit it if abstract origin already has it.
6359 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6360 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6362 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6364 * genpreds.c (needs_variable): Fix parentheses at variable name
6366 (write_tm_constrs_h): Indent generated code.
6368 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6370 * doc/extend.texi (Function Attributes): Add documentation
6373 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6376 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6377 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6379 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6381 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6384 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6387 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6388 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6390 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6392 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6393 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6394 constants instead of magic numbers.
6395 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6397 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6398 (x86_64_ms_abi_int_parameter_registers): Ditto.
6399 (x86_64_int_return_registers): Ditto.
6400 (ix86_maybe_switch_abi): Ditto.
6401 (ix86_expand_call): Ditto for clobbered_registers array.
6402 (ix86_hard_regno_mode_ok): Ditto.
6403 (x86_extended_QIreg_mentioned_p): Ditto.
6405 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6407 PR tree-optimization/39349
6408 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6410 * combine.c (gen_lowpart_for_combine): Use omode when generating
6413 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6415 PR rtl-optimization/39235
6416 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6418 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6420 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6422 2009-03-04 Richard Guenther <rguenther@suse.de>
6424 PR tree-optimization/39362
6425 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6426 that occur in abnormal PHIs should be varying.
6428 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6430 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6432 (simple_iv): Take loop as an argument instead of statement.
6433 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6434 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6436 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6438 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6439 * matrix-reorg.c (analyze_transpose): Ditto.
6440 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6441 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6442 * tree-predcom.c (ref_at_iteration): Ditto.
6443 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6445 2009-03-04 Richard Guenther <rguenther@suse.de>
6447 PR tree-optimization/39358
6448 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6449 escaped_id and callused_id.
6450 (solve_graph): Likewise.
6452 2009-03-04 Richard Guenther <rguenther@suse.de>
6454 PR tree-optimization/39339
6455 * tree-sra.c (try_instantiate_multiple_fields): Make it
6456 no longer ICE on the above.
6458 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6460 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6461 that fits within Pmode.
6463 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6466 * tm.texi (LIBCALL_VALUE): Update description.
6468 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6471 * doc/extend.texi (section): Update description.
6473 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6476 * tree-inline.c (remapped_type): New.
6477 (can_be_nonlocal): Call remapped_type instead of remap_type.
6479 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6482 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6483 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6485 2009-03-03 Richard Guenther <rguenther@suse.de>
6488 * tree.c (tree_nonartificial_location): New function.
6489 * tree.h (tree_nonartificial_location): Declare.
6490 * builtins.c (expand_builtin_memory_chk): Provide location
6491 of the call location for artificial function pieces.
6492 (maybe_emit_chk_warning): Likewise.
6493 (maybe_emit_sprintf_chk_warning): Likewise.
6494 (maybe_emit_free_warning): Likewise.
6495 * expr.c (expand_expr_real_1): Likewise.
6497 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6499 PR tree-optimization/39343
6500 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6501 COMPONENT_REF t has ARRAY_TYPE.
6503 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6506 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6507 when the type precision of the induction variable should be
6508 larger than the type precision of nit.
6509 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6510 * graphite.c (graphite_loop_normal_form): Same.
6511 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6513 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6515 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6516 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6517 numbers to describe clobbered registers.
6518 (*call_value_0_rex64_ms_sysv): Ditto.
6519 * config/i386/mmx.md (mmx_emms): Ditto.
6522 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6524 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6527 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6529 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6530 (spu_section_type_flags): New function.
6532 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6534 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6535 reg_class_contents of FLOAT_REGS into a temporary.
6537 2009-03-02 Richard Guenther <rguenther@suse.de>
6538 Ira Rosen <irar@il.ibm.com>
6540 PR tree-optimization/39318
6541 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6542 information to the vectorized statement.
6544 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6546 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6547 variable. Use defined names instead of magic constants for REX SSE
6550 2009-03-01 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/39331
6553 * omp-low.c (lower_send_shared_vars): Do not receive new
6554 values for the reference of DECL_BY_REFERENCE parms or results.
6556 2009-03-01 Jan Hubicka <jh@suse.cz>
6559 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6560 BLOCK_NONLOCALIZED_VAR): New macros.
6561 (tree_block): Add nonlocalized_vars.
6562 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6563 gen_decl_die): Add origin argument. Allow generation of die with
6564 origin at hand only.
6565 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6566 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6568 (gen_block_die): Fix checking for unused blocks.
6569 (process_scope_var): Break out from .... ; work with origins only.
6570 (decls_for_scope) ... here; process nonlocalized list.
6571 (dwarf2out_ignore_block): Look for nonlocalized vars.
6572 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6574 (dump_scope_block): Dump them.
6575 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6576 (remap_block): Likewise.
6577 (can_be_nonlocal): New predicate.
6578 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6580 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6582 * configure: Regenerate.
6584 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6586 * optc-gen.awk: No need to duplicate option flags twice.
6587 Reuse help texts for duplicate options which do not have any.
6589 * gcc.c (display_help): Document --version.
6591 * gcc.c (main): If print_help_list and verbose_flag, ensure
6592 driver output comes before subprocess output.
6594 * optc-gen.awk: Assign all remaining fields to help string,
6595 space-separated, for multi-line help in *.opt.
6597 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6598 -Wno-pedantic-ms-format is for MinGW targets only.
6600 * doc/options.texi (Option file format): Fix bad indentation,
6601 restoring dropped sentence.
6603 2009-02-28 Jan Hubicka <jh@suse.cz>
6605 * tree-inline.c (tree_function_versioning): Output debug info.
6607 2009-02-28 Jan Hubicka <jh@suse.cz>
6610 * tree-inline.c (setup_one_parameter): Do not copy propagate
6611 arguments when not optimizing.
6613 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6616 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6617 (avx_addsubv4df3): Likewise.
6618 (*avx_addsubv4sf3): Likewise.
6619 (sse3_addsubv4sf3): Likewise.
6620 (*avx_addsubv2df3): Likewise.
6621 (sse3_addsubv2df3): Likewise.
6622 (avx_unpckhps256): Correct item selectors.
6623 (avx_unpcklps256): Likewise.
6624 (avx_unpckhpd256): Likewise.
6625 (avx_unpcklpd256): Likewise.
6627 2009-02-28 Jan Hubicka <jh@suse.cz>
6629 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6631 (copy_arguments_for_versioning): If var is declared don't declare it.
6632 (tree_function_versioning): First setup substitutions and then copy
6635 2009-02-27 Jan Hubicka <jh@suse.cz>
6638 * cgraph.h (varpool_output_debug_info): Remove.
6639 * cgraphunit.c (varpool_output_debug_info): Remove.
6640 * dwarf2out.c (deferred_locations_struct): New struct
6641 (deferred_locations): New type.
6642 (deferred_locations_list): New static var.
6643 (deffer_location): New function.
6644 (gen_variable_die): Use it.
6645 (decls_for_scope): Output info on local static vars.
6646 (dwarf2out_finish): Process deferred locations.
6647 * varpool.c (varpool_output_debug_info): Remove.
6649 2009-02-27 Jan Hubicka <jh@suse.cz>
6652 * tree.h (TREE_PROTECTED): Fix comment.
6653 (BLOCK_HANDLER_BLOCK): Remove.
6654 (struct tree_block): Remove handler_block add body_block.
6655 (inlined_function_outer_scope_p): New.
6656 (is_body_block): Remove.
6657 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6658 * dwarf2out.c (is_inlined_entry_point): Remove.
6659 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6660 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6662 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6663 * gimplify.c (gimplify_expr): Gimplify body blocks.
6664 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6665 block with multiple subblocks.
6666 (dump_scope_block): Prettier output; dump more flags and info.
6667 (dump_scope_blocks): New.
6668 (remove_unused_locals): Use dump_scope_blocks.
6669 * tree-flow.h (dump_scope_blocks): Declare.
6670 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6671 * stmt.c (is_body_block): Remove.
6672 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6673 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6675 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6678 * graphite.c (graphite_loop_normal_form): Do not call
6679 number_of_iterations_exit from a gcc_assert.
6681 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6683 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6684 jumps if COND is NULL.
6685 (find_cond_jump): New function.
6686 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6687 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6689 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6691 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6692 force_const_mem returns NULL_RTX.
6694 2009-02-26 Jan Hubicka <jh@suse.cz>
6697 * cgraph.h (varpool_output_debug_info): Remove.
6698 * cgraphunit.c (varpool_output_debug_info): Remove.
6699 * dwarf2out.c (deferred_locations_struct): New struct
6700 (deferred_locations): New type.
6701 (deferred_locations_list): New static var.
6702 (deffer_location): New function.
6703 (gen_variable_die): Use it.
6704 (decls_for_scope): Output info on local static vars.
6705 (dwarf2out_finish): Process deferred locations.
6706 * varpool.c (varpool_output_debug_info): Remove.
6708 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6710 PR rtl-optimization/39241
6711 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6712 to subreg_offset_representable_p.
6714 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6716 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6717 execute function prototype. Get f and nregs from max_reg_num
6718 and get_insns. Remove the first backward pass as it's dead,
6719 guard the forward pass by flag_expensive_optimizations.
6720 (rest_of_handle_regmove): Delete.
6721 (pass_regmove): Replace it with regmove_optimize.
6723 2009-02-25 Martin Jambor <mjambor@suse.cz>
6725 PR tree-optimization/39259
6726 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6727 calls_alloca function flags.
6728 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6731 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6733 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6734 flags_set_1_rtx, flags_set_1_set): Delete.
6735 (regmove_optimize): Do not call mark_flags_life_zones.
6737 2009-02-24 Julian Brown <julian@codesourcery.com>
6740 * config/arm/arm.c (require_pic_register): Only set
6741 cfun->machine->pic_reg once per function.
6743 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6745 * doc/invoke.texi (Link Options): Document an easier way to pass
6746 options that take arguments to the GNU linker using -Xlinker and -Wl.
6748 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6751 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6753 2009-02-24 Richard Guenther <rguenther@suse.de>
6756 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6758 2009-02-24 Richard Guenther <rguenther@suse.de>
6759 Zdenek Dvorak <ook@ucw.cz>
6761 PR tree-optimization/39233
6762 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6763 from converting them to a generic type.
6765 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6767 PR tree-optimization/39260
6768 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6769 contains a condition with a real type.
6770 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6772 2009-02-23 Jason Merrill <jason@redhat.com>
6775 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6776 narrowing_initializer_constant_valid_p.
6777 (narrowing_initializer_constant_valid_p): Don't return
6778 null_pointer_node for adding a pointer to itself.
6780 2009-02-23 Jan Hubicka <jh@suse.cz>
6783 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6786 2009-02-23 Jan Hubicka <jh@suse.cz>
6788 PR tree-optimization/37709
6789 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6790 * tree.h (block_ultimate_origin): Declare.
6791 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6792 * tree-ssa-live.c (remove_unused_scope_block_p):
6793 Eliminate blocks containig no instructions nor live variables nor
6795 (dump_scope_block): New function.
6796 (remove_unused_locals): Enable removal of dead blocks by default;
6797 enable dumping at TDF_DETAILS.
6799 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6801 * config/i386/i386.c (classify_argument): Don't allow COImode
6803 (function_arg_advance_32): Don't allow OImode.
6804 (function_arg_32): Likewise.
6805 (function_value_32): Likewise.
6806 (return_in_memory_32): Likewise.
6807 (function_arg_64): Remove OImode comment.
6809 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6812 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6813 ix86_expand_vector_set for V4DImode in 64bit mode only.
6814 (ix86_expand_vector_init_one_var): Likewise.
6816 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6818 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6820 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6823 * loop-iv.c: Revert last change.
6824 * emit-rtl.c: Likewise.
6826 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6829 * config/i386/i386.c (type_natural_mode): Remove an extra
6830 space in the warning message.
6831 (function_value_32): Handle 32-byte vector modes.
6832 (return_in_memory_32): Likewise.
6834 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6836 * loop-iv.c (truncate_value): New function.
6837 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6839 (lowpart_subreg): Move to...
6840 * emit-rtl.c: ...here.
6842 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6844 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6845 accidental and undocumented change at revision 140860.
6847 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6849 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6850 take gimple_seq * arguments.
6851 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6852 types_compatible_p langhook.
6854 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6855 Joseph Myers <joseph@codesourcery.com>
6857 * config/arm/arm.c (arm_builtin_va_list): New function.
6858 (arm_expand_builtin_va_start): Likewise.
6859 (arm_gimplify_va_arg_expr): Likewise.
6860 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6861 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6862 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6863 (va_list_type): New variable.
6864 (arm_mangle_type): Mangle va_list_type appropriately.
6866 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6869 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6870 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6871 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6872 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6873 parameter to 1000 for -O1 by default.
6874 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6876 * loop-invariant.c: Include params.h.
6877 (move_loop_invariants): Don't call move_single_loop_invariants on
6880 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6882 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6883 offset when calculating bounds for indexing stack_usage_map. Fixes
6884 a buffer overflow with certain target setups.
6886 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6889 * calls.c (expand_call): Clear try_tail_call if caller and callee
6890 disagree in promotion of function return value.
6892 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6895 * c-common.c (c_determine_visibility): If visibility changed and
6896 DECL_RTL has been already set, call make_decl_rtl to update symbol
6899 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6902 * varasm.c (assemble_variable): Don't check DECL_NAME when
6903 globalizing a variable.
6905 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6908 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6909 expression before any __builtin_trap call.
6910 * c-typeck.c (build_function_call): Convert and check function
6911 arguments before generating a call to a trap. Evaluate the
6912 function arguments before the trap.
6914 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6917 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6918 (UNSPEC_FXAM_MEM): New unspec.
6919 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6920 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6921 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6923 2009-02-19 Richard Guenther <rguenther@suse.de>
6925 PR tree-optimization/39207
6926 PR tree-optimization/39074
6927 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6928 storedanything_tree): New.
6929 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6930 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6931 (build_succ_graph): Add edges from STOREDANYTHING to all
6933 (init_base_vars): Initialize STOREDANYTHING.
6934 (compute_points_to_sets): Free substitution info after
6935 building the succ graph.
6936 (ipa_pta_execute): Likewise.
6938 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6940 (do_ds_constraint): Do not add to special var or non-pointer
6942 (type_could_have_pointers): Split out from ...
6943 (could_have_pointers): ... here. For arrays use the element type.
6944 (create_variable_info_for): Initialize may_have_pointers.
6945 (new_var_info): Likewise.
6946 (handle_lhs_call): Make the HEAP variable unknown-sized.
6947 (intra_create_variable_infos): Use a type with pointers for
6948 PARM_NOALIAS, make it unknown-sized.
6950 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6953 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6955 2009-02-18 Jason Merrill <jason@redhat.com>
6958 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6959 value if DECL_EXTERNAL.
6960 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6961 * target.h (gcc_target::binds_local_p): Clarify "module".
6962 * tree.h (TREE_PUBLIC): Clarify "module".
6964 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6967 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6968 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6970 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6973 * c.opt (Wabi): Support C and ObjC.
6976 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6978 * config/i386/i386.c (classify_argument): Warn once about the ABI
6979 change when passing union with long double.
6981 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6983 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6986 * c-parser.c (c_parser_compound_statement): Always enter and leave
6989 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6992 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6994 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6996 PR tree-optimization/36922
6997 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6998 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7001 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7003 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7006 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7008 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7010 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7012 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7015 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7016 Richard Sandiford <rdsandiford@googlemail.com>
7018 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7019 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7020 (loongson_biadd): ...this.
7022 2009-02-17 Richard Guenther <rguenther@suse.de>
7024 PR tree-optimization/39202
7025 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7026 a var make sure to follow existing collapses.
7028 2009-02-17 Richard Guenther <rguenther@suse.de>
7031 * langhooks.c (lhd_print_error_function): Check for NULL block.
7033 2009-02-17 Richard Guenther <rguenther@suse.de>
7035 PR tree-optimization/39204
7036 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7039 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7041 * config/soft-fp/double.h: Update from glibc CVS.
7043 2009-02-17 Richard Guenther <rguenther@suse.de>
7045 PR tree-optimization/39207
7046 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7047 strict-aliasing warnings for pointers pointing to NULL.
7049 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7052 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7053 skipping until next close brace.
7055 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7058 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7059 to function argument boundary.
7061 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7063 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7064 in the lea_add. Reload eventually constraints it properly.
7065 * config/picochip/constraints.md : Remove the target constraint
7066 "b", since it is not needed anymore.
7068 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7070 * gthr-dce.h: Uglify function parameter and local variable names.
7071 * gthr-gnat.h: Likewise.
7072 * gthr-mipssde.h: Likewise.
7073 * gthr-nks.h: Likewise.
7074 * gthr-posix95.h: Likewise.
7075 * gthr-posix.h: Likewise.
7076 * gthr-rtems.h: Likewise.
7077 * gthr-single.h: Likewise.
7078 * gthr-solaris.h: Likewise.
7079 * gthr-tpf.h: Likewise.
7080 * gthr-vxworks.h: Likewise.
7081 * gthr-win32.h: Likewise.
7083 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7086 * config/i386/i386.md: Restrict the new peephole2 to move
7087 between MMX/SSE registers.
7089 2009-02-15 Richard Guenther <rguenther@suse.de>
7092 2009-02-13 Richard Guenther <rguenther@suse.de>
7094 * configure.ac: Enable LFS.
7095 * configure: Re-generate.
7096 * config.in: Likewise.
7098 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7100 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7101 spu_srqwbyte, spu_srqwbytebc): Define.
7102 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7103 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7104 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7105 "shrqby_<mode>"): New insn-and-split patterns.
7106 * config/spu/spu.c (expand_builtin_args): Determine and return
7107 number of operands using spu_builtin_description data.
7108 (spu_expand_builtin_1): Use it.
7110 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7113 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7116 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7119 * config/i386/i386.c (override_options): Correct warning
7120 messages for -malign-loops, -malign-jumps and -malign-functions.
7122 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7125 * config/i386/i386.md: Restrict the new peephole2 to move
7126 between the general purpose registers.
7128 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7131 * config/i386/i386.c (type_natural_mode): Add a new argument.
7132 Return the original mode and warn ABI change if vector size is 32byte.
7133 (function_arg_advance): Updated.
7134 (function_arg): Likewise.
7135 (ix86_function_value): Likewise.
7136 (ix86_return_in_memory): Likewise.
7137 (ix86_sol10_return_in_memory): Likewise.
7138 (ix86_gimplify_va_arg): Likewise.
7139 (function_arg_32): Don't warn ABX ABI change here.
7140 (function_arg_64): Likewise.
7142 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7144 * loop-iv.c (implies_p): In the final case, test that operands 0
7145 of the two comparisons match.
7147 * config/bfin/bfin.c (find_prev_insn_start): New function.
7148 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7149 (find_next_insn_start): Move.
7151 2009-02-13 Richard Guenther <rguenther@suse.de>
7153 * configure.ac: Enable LFS.
7154 * configure: Re-generate.
7155 * config.in: Likewise.
7157 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7160 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7161 sizes on syntax error after some arguments have been parsed.
7163 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7165 * doc/invoke.texi (-fira): Remove.
7167 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7169 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7170 * recog.c: Likewise.
7173 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7175 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7176 (umul_ppmm): Likewise.
7177 (count_leading_zeros): Likewise.
7178 (count_trailing_zeros): Likewise.
7179 (UMUL_TIME): Likewise.
7181 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7183 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7184 soft-fp/t-softfp to tmake_file.
7186 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7187 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7188 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7189 IA64_BUILTIN_INFQ]: New.
7190 (ia64_init_builtins): Initialize __builtin_infq,
7191 __builtin_fabsq and __builtin_copysignq if not HPUX.
7192 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7193 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7195 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7197 (__fixtfti): Likewise.
7198 (__fixunstfti): Likewise.
7199 (__floattitf): Likewise.
7201 * config/ia64/libgcc-glibc.ver: New.
7202 * config/ia64/t-fprules-softfp: Likewise.
7203 * config/ia64/sfp-machine.h: Likewise.
7205 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7206 (LIBGCC2_TF_CEXT): Likewise.
7207 (TF_SIZE): Likewise.
7208 (TARGET_INIT_LIBFUNCS): Likewise.
7210 * config/ia64/t-glibc (SHLINB_MAPFILES):
7211 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7213 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7215 * config/i386/i386.c (construct_container): Rewrite processing
7216 BLKmode with X86_64_SSE_CLASS.
7218 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7221 * config/i386/i386.md: Replace simplify_replace_rtx with
7222 replace_rtx in the new peephole2.
7224 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7226 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7227 loop unrolling do not happen at -O2.
7229 2009-02-12 Michael Matz <matz@suse.de>
7231 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7233 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7235 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7238 2009-02-12 Ben Elliston <bje@au.ibm.com>
7240 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7241 patterns when updating the back chain. Missed in the 2009-02-10
7244 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7246 * doc/extend.texi (Decimal Floating Types): Update identifier of
7247 draft TR and list of missing support.
7249 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7252 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7253 bit to variable length decl's flags, add it also to its
7254 pointer replacement variable.
7256 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7257 Jakub Jelinek <jakub@redhat.com>
7260 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7261 (memory_blockage): New expander.
7262 (*memory_blockage): New insn pattern.
7263 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7264 instead of general blockage at the end of function prologue when
7265 frame pointer is used to access red zone area. Do not emit blockage
7266 when profiling, it is emitted in generic code.
7267 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7268 function epilogue when frame pointer is used to access red zone area.
7270 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7273 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7274 by arithmetic with memory operands.
7275 * config/i386/predicates.md (commutative_operator): New.
7277 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7279 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7282 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7284 * alias.h (record_alias_subset): Declare.
7285 * alias.c (record_alias_subset): Make global.
7287 2009-02-10 Nick Clifton <nickc@redhat.com>
7289 * tree-parloops.c: Change license to GPLv3.
7290 * ipa-struct-reorg.c: Change license to GPLv3.
7291 * ipa-struct-reorg.h: Change license to GPLv3.
7293 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7296 * c-decl.c (start_struct): Return NULL on error.
7298 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7301 * cfgloopmanip.c (remove_path): Call remove_bbs after
7302 cancel_loop_tree, not before it.
7305 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7306 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7307 VAR_DECLs were seen.
7308 * tree-ssa-live.c (remove_unused_locals): Recompute
7309 cfun->has_local_explicit_reg_vars.
7310 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7311 copies or clearings if cfun->has_local_explicit_reg_vars.
7313 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7316 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7317 of function prologue when frame pointer is used to access
7320 2009-02-10 Richard Guenther <rguenther@suse.de>
7323 * gimplify.c (gimple_regimplify_operands): Always look if
7324 we need to create a temporary.
7326 2009-02-10 Richard Guenther <rguenther@suse.de>
7328 PR tree-optimization/39132
7329 * tree-loop-distribution.c (todo): New global var.
7330 (generate_memset_zero): Trigger TODO_rebuild_alias.
7331 (tree_loop_distribution): Return todo.
7333 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7336 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7337 (x86_64_reg_class_name): Removed.
7338 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7339 first one isn't X86_64_SSE_CLASS or any other ones aren't
7340 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7341 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7342 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7343 and 3 X86_64_SSEUP_CLASS.
7344 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7345 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7347 2009-02-10 Ben Elliston <bje@au.ibm.com>
7349 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7350 form instruction to update the stack back chain word, even if the
7351 user has disabled the generation of update instructions.
7352 (movdi_<mode>_update_stack): New.
7353 (movsi_update_stack): Likewise.
7354 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7355 always use an update form instruction to update the stack back
7358 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7361 * graphite.c (if_region_set_false_region): After moving a region in
7362 the false branch of a condition, remove the empty dummy basic block.
7363 (gloog): Remove wrong fix for PR38953.
7365 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7367 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7368 generation due to implicit sign extension.
7370 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7373 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7374 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7376 2009-02-09 Richard Guenther <rguenther@suse.de>
7379 * convert.c (convert_to_real): Disable (float)fn((double)x)
7380 to fnf(x) conversion if errno differences may occur and
7381 -fmath-errno is set.
7383 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7385 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7386 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7387 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7389 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7392 * c-common.c (handle_alias_attribute): Disallow attribute for
7393 anything not a FUNCTION_DECL or VAR_DECL.
7395 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7398 * real.c (do_compare): Special-case compare of zero against
7399 decimal float value.
7401 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7404 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7405 as indicating flexible array members unless the field itself is
7406 being declarared as the incomplete array.
7408 2009-02-06 Jan Hubicka <jh@suse.cz>
7410 PR tree-optimization/38844
7411 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7414 2009-02-06 Richard Guenther <rguenther@suse.de>
7417 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7418 fork because we may expand it as __gcov_fork.
7420 2009-02-06 Nick Clifton <nickc@redhat.com>
7422 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7424 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7426 PR tree-optimization/35659
7427 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7428 vn_phi_eq): Shortcut if hashcode does not match.
7429 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7431 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7432 and avoid iterative_hash_expr.
7433 (FOR_EACH_VALUE_ID_IN_SET): New.
7434 (value_id_compare): Remove.
7435 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7436 sort expressions by value id.
7438 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7441 * config/sh/predicates.md (general_movsrc_operand): Don't check
7442 the subreg of system registers here.
7444 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7447 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7450 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7452 PR rtl-optimization/39110
7453 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7454 addresses, not aligned ones.
7456 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7457 Richard Guenther <rguenther@suse.de>
7459 PR tree-optimization/39100
7460 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7461 comment says and add edges.
7463 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7466 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7467 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7469 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7471 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7472 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7473 register_bb_in_sese, new_sese, free_sese): Moved.
7474 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7475 outermost_loop_in_scop, build_scop_iteration_domain,
7476 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7477 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7478 Use loop_in_sese_p instead of loop_in_scop_p.
7479 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7480 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7481 (scopdet_basic_block_info): Fix bug in scop detection.
7482 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7483 eq_loop_to_cloog_loop): Remove.
7484 (nb_loops_around_loop_in_scop, nb_loop
7485 ref_nb_loops): Moved here...
7486 * graphite.h (ref_nb_loops): ... from here.
7487 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7488 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7489 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7490 * testsuite/gcc.dg/graphite/scop-19.c: New
7492 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7493 Hans-Peter Nilsson <hp@axis.com>
7495 PR rtl-optimization/37889
7496 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7497 Move offset handling from PLUS to before the switch. Use new
7498 arguments when considering SYMBOL_REFs too.
7499 (rtx_addr_can_trap_p): Pass dummy offset and size.
7500 (enum may_trap_p_flags): Remove.
7501 (may_trap_p_1): Pass size from MEM_SIZE.
7503 PR rtl-optimization/38921
7504 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7505 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7506 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7507 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7509 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7511 AVX Programming Reference (January, 2009)
7512 * config/i386/sse.md (*vpclmulqdq): New.
7514 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7516 PR tree-optimization/38977
7517 PR gcov-profile/38292
7518 * calls.c (special_function_p): Disregard __builtin_ prefix.
7520 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7522 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7523 non-indexable addresses even before reload.
7525 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7528 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7529 as having variable size. Do not give an error for unnamed
7530 parameters with [*] declarators. Give a warning for type names
7531 with [*] declarators and mark them as variable size.
7532 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7533 for sizeof applied to [*] type names.
7535 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7538 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7540 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7542 * gcc.c (process_command): Update copyright notice dates.
7543 * gcov.c (print_version): Likewise.
7544 * gcov-dump.c (print_version): Likewise.
7545 * mips-tfile.c (main): Likewise.
7546 * mips-tdump.c (main): Likewise.
7548 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7551 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7552 for composite type involving a zero-length array type.
7554 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7557 * function.c (match_asm_constraints_1): Skip over
7558 initial optional % in the constraint.
7561 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7562 supported, don't accept FIXED_CSTs.
7563 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7564 and _Sat is used without _Fract/_Accum. Set specs->type to
7565 integer_type_node for cts_fract/cts_accum if fixed point is not
7568 2009-02-02 Catherine Moore <clm@codesourcery.com>
7570 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7572 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7574 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7575 (ABI_HAS_64BIT_SYMBOLS): Use it.
7576 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7578 2009-02-02 Paul Brook <paul@codesourcery.com>
7580 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7582 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7585 * recog.h (asm_operand_ok): Add constraints argument.
7586 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7587 recurse on matching constraint.
7588 (check_asm_operands): Pass constraints as 3rd argument to
7589 asm_operand_ok. Don't look up matching constraint here.
7590 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7593 2009-02-02 Ben Elliston <bje@au.ibm.com>
7595 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7596 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7598 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7600 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7601 information. Remove some obsolete information. Reorganize.
7603 * config/pa/fptr.c: Revert license to GPL 2.
7604 * config/pa/milli64.S: Likewise.
7606 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7609 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7610 LIBRARY name in, instead of hard-coding it.
7611 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7612 extra target make frag to tmake_files according to EH model.
7613 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7614 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7615 frags that define makefile variable EH_MODEL appropriately.
7616 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7617 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7618 to "-sjlj" according to type of EH configured.
7619 (LIBGCC_SONAME): Concatenate it to shared library base name.
7620 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7621 to "_sjlj" according to type of EH configured.
7622 (LIBGCC_SONAME): Concatenate it to shared library base name.
7623 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7624 (SHLIB_LINK): Add missing semicolon to if-else construct.
7625 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7626 string value of "pe_dll" command-line option.
7627 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7628 (SHLIB_SONAME): Use it when overriding t-cygming default.
7629 (SHLIB_IMPLIB): Override t-cygming default.
7630 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7631 string value of "pe_dll" command-line option.
7633 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7636 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7637 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7639 2009-01-31 Richard Guenther <rguenther@suse.de>
7641 PR tree-optimization/38937
7642 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7643 computing the transitive closure.
7645 2009-01-30 Richard Guenther <rguenther@suse.de>
7647 PR tree-optimization/39041
7648 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7649 Propagate variable indices only if the types match for this stmt.
7651 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7654 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7655 inline but never defined.
7657 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7659 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7660 (*insv_h_di_reg_extimm): New insn.
7661 (*insv_l<mode>_reg_extimm): New insn.
7663 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7665 * config/picochip/picochip.c (flag_conserve_stack): set
7666 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7667 fconserve-stack. Reduce call-overhead used by inliner.
7669 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7672 * common.opt (flag_conserve_stack): Initialised to zero.
7674 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7677 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7678 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7681 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7683 * ira-color.c (allocno_reload_assign): Update comments.
7684 * regmove.c (regmove_optimize): Likewise.
7688 2009-01-29 Robert Millan <rmh@aybabtu.com>
7690 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7691 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7692 `MD_UNWIND_SUPPORT'.
7693 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7695 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7697 PR tree-optimization/39007
7698 * tree-loop-distribution.c (generate_builtin): Use
7699 recompute_dominator to compute the immediate dominator of the
7700 basic block just after the loop.
7702 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7704 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7705 (ASM_OUTPUT_DWARF_PCREL): Define.
7707 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7709 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7710 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7711 global. Modify entries about regmove and IRA.
7713 * ra-conflict.c: Remove the file.
7715 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7717 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7718 (pass_regclass_init): Rename to pass_reginfo_init.
7720 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7722 * toplev.h (flag_ira): Remove.
7724 * caller-save.c (setup_save_areas): Remove flag_ira.
7726 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7728 * global.c: Remove the file.
7730 * opts.c (decode_options): Remove flag_ira.
7732 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7734 * regmove.c: Modify file description.
7735 (find_use_as_address, try_auto_increment): Define them only if
7736 AUTO_INC_DEC is defined.
7737 (replacement_quality, replace_in_call_usage, fixup_match_1,
7738 stable_and_no_regs_but_for_p): Remove.
7739 (reg_set_in_bb): Make it static.
7740 (regmove_optimize): Remove flag_ira and code which worked for
7743 * local-alloc.c: Remove the file.
7745 * common.opt (fira): Remove.
7747 * ira.c: Include except.h.
7748 (eliminable_regset): Move from global.c.
7749 (mark_elimination): Ditto. Remove flag_ira.
7750 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7751 equiv_mem_modified, validate_equiv_mem_from_store,
7752 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7753 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7754 no_equiv, recorded_label_ref): Move from local-alloc.c.
7755 (update_equiv_regs): Ditto. Make it static.
7756 (print_insn_chain, print_insn_chains): Move it from global.c.
7757 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7758 (build_insn_chain): Ditto. Make it static.
7759 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7760 Rename to init_live_subregs.
7761 (gate_ira): Remove flag_ira.
7763 * regclass.c: Rename reginfo.c. Change file description.
7764 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7765 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7766 (init_reg_sets_1): Remove code for evaluation of
7767 reg_class_superclasses and losing_caller_save_reg_set.
7768 (init_regs): Remove init_reg_autoinc.
7769 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7770 ok_for_base_p_nonstrict): Remove.
7771 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7772 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7773 corresponding entries.
7774 (dump_regclass, record_operand_costs, scan_one_insn,
7775 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7776 record_address_regs, auto_inc_dec_reg_p): Remove.
7777 (gt-regclass.h): Rename to gt-reginfo.h.
7779 * rtl.h (dump_global_regs, retry_global_alloc,
7780 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7782 * Makefile.in (RA_H): Remove.
7783 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7784 Rename regclass.o to reginfo.o.
7785 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7787 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7788 (GTFILES): Rename regclass.c to reginfo.c.
7790 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7791 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7793 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7794 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7796 (finish_spills): Ditto. Remove code for !flag_ira.
7798 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7801 * doc/invoke.texi (rtl debug options): Complete rewrite.
7802 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7804 * mode-switching.c (pass_mode_switching): Rename pass from
7805 "mode-sw" to "mode_sw".
7806 * except.c (pass_convert_to_eh_ranges): Rename pass from
7807 "eh-ranges" to "eh_ranges".
7808 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7812 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7813 Alexander Monakov <amonakov@ispras.ru>
7816 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7818 (move_exprs_to_boundary): Change return type and pass through
7819 should_move from move_op. Relax assert. Update usage ...
7820 (schedule_expr_on_boundary): ... here. Use should_move instead of
7822 (move_op_orig_expr_found): Indicate that insn was disconnected from
7824 (code_motion_process_successors): Do not call after_merge_succs
7825 callback if original expression was not found when traversing any of
7827 (code_motion_path_driver): Change return type. Update prototype.
7828 (move_op): Update comment. Add a new parameter (should_move). Update
7829 prototype. Set *should_move based on indication provided by
7830 move_op_orig_expr_found.
7832 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7834 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7835 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7836 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7837 * config/rs6000/rs6000.c (rs6000_override_options): Default
7838 avoid-indexed-addresses on for Power6, off for everything else.
7839 (avoiding_indexed_address_p): New function.
7840 (rs6000_legitimize_address): Use it.
7841 (rs6000_legitimate_address): Likewise.
7842 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7844 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7846 PR tree-optimization/38997
7847 * tree-loop-distribution.c (generate_memset_zero): Use
7848 POINTER_PLUS_EXPR for a pointer addition.
7850 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7852 * config/s390/s390.md (bswap<mode>2): New pattern added.
7854 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7856 * config/s390/s390.md (*tls_load_31): Added type attribute.
7858 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7860 * config/s390/s390.md: Fix a few comments.
7862 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7864 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7865 (*tm<mode>_full): Fixed z10prop attribute.
7866 (*tst<mode>_extimm): Fixed z10prop attribute.
7867 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7868 (*tstqiCCT_cconly): Fixed z10prop attribute.
7869 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7870 (*movsi_larl): Fixed z10prop attribute.
7871 (*movsi_zarch): Fixed z10prop attribute.
7872 (*movsi_eas): Fixed z10prop attribute.
7873 (*movhi): Fixed z10prop attribute.
7874 (*movqi): Fixed z10prop attribute.
7875 (*movstrictqi): Fixed z10prop attribute.
7876 (*mov<mode>): Fixed z10prop attribute.
7877 (*movcc): Fixed z10prop attribute.
7878 (*sethighpartdi_64): Fixed z10prop attribute.
7879 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7880 (*negdi2_sign_cc): Fixed z10prop attribute.
7881 (*negdi2_sign): Fixed z10prop attribute.
7882 (*absdi2_sign_cc): Fixed z10prop attribute.
7883 (*absdi2_sign): Fixed z10prop attribute.
7884 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7885 (*negabsdi2_sign): Fixed z10prop attribute.
7886 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7887 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7888 (doloop_si64): Fixed z10prop attribute.
7889 (doloop_si31): Fixed z10prop attribute.
7890 (doloop_long): Fixed z10prop attribute.
7891 (indirect_jump): Fixed z10prop attribute.
7892 (nop): Fixed z10prop attribute.
7893 (main_base_64): Fixed z10prop attribute.
7894 (reload_base_64): Fixed z10prop attribute.
7896 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7898 PR rtl-optimization/38740
7899 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7901 * config/mips/mips.c (mips_reorg): Likewise.
7903 2009-01-28 Richard Guenther <rguenther@suse.de>
7905 PR tree-optimization/38926
7906 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7907 with the correct value id to a value.
7908 (do_regular_insertion): Use the value number of edoubleprime
7909 for the value number of the expr.
7912 2008-08-21 Richard Guenther <rguenther@suse.de>
7914 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7915 a PHI ask VN if it is already available.
7916 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7917 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7919 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7922 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7923 set to varying whenever max has TREE_OVERFLOW set, similarly
7924 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7926 2009-01-28 Richard Guenther <rguenther@suse.de>
7929 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7930 uninitialized aggregate uses in call arguments.
7932 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7934 PR tree-optimization/38984
7935 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7936 the nothing_id variable if -fno-delete-null-pointer-checks.
7938 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7941 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7942 (set_got_offset_rex64): Ditto.
7944 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7947 * doc/extend.texi: Improve local variable with asm reg.
7949 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7951 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7952 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7953 was not supplied then set warn_packed_bitfield_compat to the
7955 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7958 2009-01-27 Richard Guenther <rguenther@suse.de>
7960 PR tree-optimization/38503
7961 * cfgexpand.c (expand_gimple_basic_block): Ignore
7962 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7963 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7964 variables that cannot have TBAA applied.
7965 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7968 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7971 * calls.c (initialize_argument_information): Do not wrap complex
7972 arguments in SAVE_EXPR.
7974 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7976 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7977 (INSTALL_LIBGCC): Revert typo commit.
7979 2009-01-26 Richard Guenther <rguenther@suse.de>
7981 PR tree-optimization/38745
7982 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7983 from special handling.
7985 2009-01-26 Richard Guenther <rguenther@suse.de>
7987 PR tree-optimization/38745
7988 * tree-ssa.c (execute_update_addresses_taken): Do not include
7989 variables that cannot possibly be a register in not_reg_needs.
7990 Do not clear TREE_ADDRESSABLE on vars that may not become
7992 * tree-ssa.c (update_alias_info_1): Include those in the set
7993 of addressable vars.
7995 2009-01-26 Richard Guenther <rguenther@suse.de>
7998 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7999 * tree-ssa-dse.c: Include langhooks.h
8000 (execute_simple_dse): Remove stores with zero size.
8002 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8005 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8008 2009-01-24 Julian Brown <julian@codesourcery.com>
8010 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8011 config/arm/linux-atomic.c.
8012 * config/arm/linux-atomic.c: New.
8014 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8016 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8017 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8018 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8020 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8023 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8026 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8028 PR tree-optimization/38953
8029 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8030 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8031 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8032 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8035 2009-01-24 Paul Brook <paul@codesourcery.com>
8037 * config/arm/neon.md (neon_type): Move to arm.md.
8038 (neon_mov<VSTRUCT>): Add neon_type attribute.
8039 * config/arm/arm.md (neon_type): Move to here.
8040 (conds): Add "unconditioal" and use as default for NEON insns.
8042 2009-01-24 Ben Elliston <bje@au.ibm.com>
8044 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8045 void *' warning from -Wc++-compat.
8046 * Makefile.in (dominance.o-warn): Remove.
8048 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8050 PR tree-optimization/38932
8051 * fold-const.c (fold_unary_ignore_overflow): New.
8052 * tree.h (fold_unary_ignore_overflow): Declare.
8053 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8054 * tree-ssa-sccvn.c (visit_reference_op_load,
8055 simplify_unary_expression): Likewise.
8057 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8059 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8060 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8061 regardless of their type.
8062 * c-common.c (handle_packed_attribute): Don't ignore packed on
8064 * c.opt (Wpacked-bitfield-compat): New warning option.
8065 * stor-layout.c (place_field): Warn if offset of a field changed.
8066 * doc/extend.texi (packed): Mention the ABI change.
8067 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8068 (Warning Options): Add it to the list.
8070 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8072 * c-opts.c (c_common_post_options): Fix a typo in comments.
8074 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8077 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8078 variables to static.
8079 * doc/invoke.texi (-fmerge-all-constants): Update description.
8081 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8084 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8085 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8087 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8089 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8091 (LOCAL_ALIGNMENT): Similarly.
8093 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8094 Joseph Myers <joseph@codesourcery.com>
8096 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8097 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8098 * config/arm/arm-tune.md: Regenerate.
8099 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8102 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8104 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8105 version number to five.
8107 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8110 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8111 * c-common.c (set_underlying_type): Likewise.
8112 (is_typedef_decl ): Likewise
8114 (set_underlying_type): Likewise.
8115 (is_typedef_type): Likewise.
8117 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8120 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8123 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8126 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8127 (LIBGCC_SPEC): Don't define.
8128 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8130 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8132 PR rtl-optimization/38879
8133 * alias.c (base_alias_check): Unaligned access via AND address can
8134 alias all surrounding object types except those with sizes equal
8135 or wider than the size of unaligned access.
8137 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8140 * c-decl.c (clone_underlying_type): Move this ...
8141 * c-common.c (set_underlying_type): ... here.
8142 Also, make sure the function properly sets TYPE_STUB_DECL() on
8143 the newly created typedef variant type.
8144 (is_typedef_decl ): New entry point.
8145 * tree.h: Added a new member member_types_needing_access_check to
8146 struct tree_decl_non_common.
8147 (set_underlying_type): New entry point.
8148 (is_typedef_type): Likewise.
8150 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8152 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8153 Check whether two instructions have memory references that
8154 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8155 are helper functions for traversing.
8156 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8157 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8158 not to draw dependency edge for instructions with non-conflicting
8161 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8164 * longlong.h: Update copyright years. Use soft-fp license notice.
8165 Sync __clz_tab declaration with glibc.
8167 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8170 * doc/extend.texi (syscall_linkage): New.
8171 (version_id): Modify.
8173 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8174 Richard Guenther <rguenther@suse.de>
8176 PR tree-optimization/38747
8177 PR tree-optimization/38748
8178 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8179 conversion if the base address is an indirect reference and the
8180 aliasing sets could cause issues.
8182 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8184 * common.opt (fgraphite, fgraphite-identity): Add comment for
8185 explaining why these options are not documented.
8187 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8189 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8190 gimple_call_lhs is NULL.
8192 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8195 * emit-rtl.c (adjust_address_1): Make sure memref is never
8198 2009-01-20 Ben Elliston <bje@au.ibm.com>
8200 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8201 const qualifier from arg parameter. Remove unnecessary cast to char *.
8202 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8203 const qualifier from arg 2.
8205 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8207 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8209 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8212 * rtl.h (reinit_regs): New prototype.
8213 * regclass.c: Include ira.h.
8215 * Makefile.in (regclass.o): Add ira.h.
8216 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8218 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8221 * c-common.c (handle_aligned_attribute): Use
8222 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8223 default alignment value.
8225 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8227 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8228 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8230 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8231 __BIGGEST_ALIGNMENT__.
8233 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8235 2009-01-18 Richard Guenther <rguenther@suse.de>
8237 PR tree-optimization/38819
8238 * tree-flow.h (operation_could_trap_helper_p): Declare.
8239 * tree-eh.c (operation_could_trap_helper_p): Export.
8240 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8241 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8242 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8243 are about to insert a possibly trapping instruction and fail
8246 2009-01-18 Andreas Schwab <schwab@suse.de>
8248 * doc/install.texi (Configuration): Remove obsolete paragraph
8249 about use of --with-gnu-ld with --with-gnu-as.
8251 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8253 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8254 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8255 Follow spelling conventions.
8257 2009-01-18 Ben Elliston <bje@au.ibm.com>
8259 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8260 C++ warning about implicit conversion from void * to struct
8262 (bitmap_obstack_free): Likewise for bitmap_element *.
8263 * Makefile.in (bitmap.o-warn): Remove.
8265 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8267 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8269 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8270 Tobias Grosser <tobi.grosser@amd.com>
8272 * graphite.c (graphite_trans_scop_block): Do not block single
8275 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8277 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8278 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8279 test with assertion.
8281 2009-01-16 Richard Guenther <rguenther@suse.de>
8283 PR tree-optimization/38835
8285 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8286 and INT + PTR -> (INT)(PTR p+ INT) folding.
8287 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8289 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8292 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8293 the subreg from a lowpart subreg if it is also casting the value.
8295 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8296 Tobias Grosser <tobi.grosser@amd.com>
8298 * graphite.c (compare_prefix_loops): New.
8299 (build_scop_canonical_schedules): Rewritten.
8300 (graphite_transform_loops): Move build_scop_canonical_schedules
8301 after build_scop_iteration_domain.
8303 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8304 Tobias Grosser <tobi.grosser@amd.com>
8306 * graphite.c (add_conditions_to_domain): Add the loops to
8307 the dimension of the iteration domain. Do copy the domain
8308 only when it exists.
8309 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8310 (add_conditions_to_constraints): New.
8311 (can_generate_code_stmt, can_generate_code): Removed.
8312 (gloog): Do not call can_generate_code.
8313 (graphite_transform_loops): Call add_conditions_to_constraints
8314 after building the iteration domain.
8316 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8318 PR tree-optimization/38789
8319 * tree-ssa-threadedge.c
8320 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8321 __builtin_constant_p.
8323 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8325 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8326 examined before deleting them.
8328 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8330 * function.c (aggregate_value_p): Correctly extract the function
8331 type from CALL_EXPR_FN lookup.
8333 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8335 * config/picochip/picochip.c (picochip_override_options): Revert
8336 CFI asm flag disable commited previously.
8338 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8339 Tobias Grosser <tobi.grosser@amd.com>
8340 Jan Sjodin <jan.sjodin@amd.com>
8342 * graphite.c (scan_tree_for_params): On substractions negate
8343 all the coefficients of the term.
8344 (clast_to_gcc_expression_red): New. Handle reduction expressions
8345 of more than two operands.
8346 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8347 (get_vdef_before_scop): Handle also the case of default definitions.
8349 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8351 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8352 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8353 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8355 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8356 Joey Ye <joey.ye@intel.com>
8359 * cfgexpand.c (expand_stack_alignment): Don't update stack
8360 boundary nor check incoming stack boundary here.
8361 (gimple_expand_cfg): Update stack boundary and check incoming
8362 stack boundary here.
8364 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8366 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8368 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8370 PR rtl-optimization/38245
8371 * calls.c (expand_call): Add stack arguments to
8372 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8373 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8374 in regs and partially in memory or BLKmode arguments.
8375 (emit_library_call_value_1): Add stack arguments to
8376 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8377 ACCUMULATE_OUTGOING_ARGS).
8378 * dce.c: Include tm_p.h.
8379 (find_call_stack_args): New function.
8380 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8382 (mark_insn): Call find_call_stack_args for CALL_Ps.
8383 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8384 forwards. Allocate and free arg_stores bitmap if needed, pass it
8385 down to deletable_insn_p, don't mark stores set in arg_stores
8386 bitmap, clear the bitmap at the beginning of each bb.
8387 * Makefile.in (dce.o): Depend on $(TM_P_H).
8389 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8392 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8393 to make sure the insn is a conditional test (bug 22599). Reformat a
8396 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8399 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8400 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8401 (gloog): Do not call cleanup_tree_cfg.
8402 (graphite_transform_loops): Call cleanup_tree_cfg after all
8403 scops have been code generated.
8405 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8406 * doc/gty.texi (Invoking the garbage collector): Added new node
8407 and section documenting ggc_collect.
8409 2009-01-14 Richard Guenther <rguenther@suse.de>
8411 PR tree-optimization/38826
8413 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8414 initialization notes only if we actually emitted a warning.
8415 (intra_create_variable_infos): Add constraints for a result decl
8416 that is passed by hidden reference.
8417 (build_pred_graph): Mark all related variables non-direct on
8420 2009-01-14 Nick Clifton <nickc@redhat.com>
8422 * ira-conflicts.c: Include addresses.h for the definition of
8424 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8425 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8427 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8430 * Makefile.in (ira-lives.o): Add except.h.
8432 * ira-lives.c: Include except.h.
8433 (process_bb_node_lives): Process can_throw_internal.
8435 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8437 PR rtl-optimization/38774
8438 * combine.c (simplify_set): When undoing cc_use change, don't do
8439 PUT_CODE on the newly created comparison, but instead put back the
8442 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8444 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8445 values. Remove duplicate arm8 entry.
8447 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8449 PR tree-optimization/38786
8450 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8451 the SSA_NAME case of expand_scalar_variables_expr.
8452 Set the type of an expression to the type of its assign statement.
8453 (expand_scalar_variables_expr): Also gather the scalar computation
8454 used to index the memory access. Do not pass loop_p.
8455 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8456 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8457 the gimple_stmt_iterator where it inserts new code.
8459 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8460 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8462 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8464 * graphite.h (debug_value): Removed.
8465 * graphite.c (debug_value): Removed.
8467 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8469 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8470 ldrd/strd with two 32-bit instructions.
8472 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8474 * config/arm/arm.c (struct processors): Pass for speed down into
8475 cost helper functions.
8476 (const_ok_for_op): Handle COMPARE and inequality nodes.
8477 (arm_rtx_costs_1): Rewrite.
8478 (arm_size_rtx_costs): Update prototype.
8479 (arm_rtx_costs): Pass speed down to helper functions.
8480 (arm_slowmul_rtx_costs): Rework cost calculations.
8481 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8482 (arm_9e_rtx_costs): Likewise.
8484 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8486 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8487 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8488 (alpha_legitimize_address): Do not split local symbols wider than
8489 UNITS_PER_WORD into HIGH/LO_SUM parts.
8491 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8494 * gcc.c (process_command): Replace call to execvp with calls
8495 to pex_one and exit.
8497 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8500 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8501 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8502 variant for devices with 3-byte PC.
8503 (__tablejump_elpm__): New.
8505 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8508 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8509 offsetof member-designator, handle it as `[0].'.
8511 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8513 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8514 function when not using named sections on targets with named sections
8515 if branch distance is less than 262132.
8517 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8519 * combine.c (combine_instructions): Recompute
8520 optimize_this_for_speed_p for each BB in the main combine loop.
8522 2009-01-12 Tomas Bily <tbily@suse.cz>
8525 * tree-loop-distribution.c (prop_phis): New function.
8526 (generate_builtin): Call prop_phis.
8527 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8529 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8531 PR tree-optimization/38807
8532 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8533 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8535 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8537 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8538 subreg of op0 to the original op0.
8540 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8542 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8544 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8547 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8548 starting with digits.
8550 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8553 * config/arm/arm.c (arm_is_long_call_p): Don't call
8554 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8556 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8558 * regrename.c (regrename_optimize): Fix dumping.
8559 (find_oldest_value_reg): Preserve REG_POINTER.
8560 (copy_hardreg_forward_1): Likewise.
8562 2009-01-09 Diego Novillo <dnovillo@google.com>
8564 * gimple.h (struct gimple_statement_base) <uid>: Document
8565 the restrictions on its use.
8567 (gimple_set_uid): Tidy.
8569 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8571 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8572 zero guard even if align_bytes != 0 and count is smaller than
8575 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8577 PR rtl-optimization/38495
8578 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8579 (add_range_and_copies_from_move_list): Print all added ranges.
8580 Add ranges to memory optimized destination.
8582 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8586 * config/i386/i386.c (override_options): Reject
8587 -mstringop-strategy=rep_8byte with -m32.
8588 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8589 to 1. Do count comparison against epilogue_size_needed at compile
8590 time even when count_exp was constant forced into register. For
8591 size_needed don't jump to epilogue, instead just avoid aligning
8592 and invoke the body algorithm. If need_zero_guard, add zero guard
8593 even if count is non-zero, but smaller than size_needed + number of
8594 bytes that could be stored for alignment.
8595 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8596 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8597 but smaller than size_needed + number of bytes that could be stored
8598 for alignment. Compare size_needed with epilogue_size_needed instead
8599 of desired_align - align, don't adjust size_needed, pass
8600 epilogue_size_needed to the epilogue expanders.
8603 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8605 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8607 * pa.c (last_address): Change to unsigned.
8608 (update_total_code_bytes): Change argument to unsigned. Don't
8609 check if insn addresses are set.
8610 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8611 addresses are not set.
8612 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8614 2009-01-09 Nick Clifton <nickc@redhat.com>
8616 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8617 DECL_DECLARED_INLINE_P.
8619 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8622 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8623 GET_MODE (op0) in operand_subword_force calls.
8626 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8627 fold_convert arg0 operands to TREE_TYPE (op0) first.
8629 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8631 * params.def (ira-max-conflict-table-size): Decrease default value
8634 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8636 PR tree-optimization/37031
8637 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8639 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8640 allocate it using gc instead of heap, use VEC_quick_push instead of
8642 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8643 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8644 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8645 allocated vector from heap allocated.
8646 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8647 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8648 vector only after perfect_loop_nest_depth call.
8650 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8651 Jan Sjodin <jan.sjodin@amd.com>
8653 PR tree-optimization/38559
8654 * graphite.c (debug_value, copy_constraint,
8655 swap_constraint_variables, scale_constraint_variable, ): New.
8656 (get_lower_bound, get_upper_bound): Removed.
8657 (graphite_trans_bb_strip_mine): Clean up this code that works
8658 only for constant number of iterations. Fully copy upper and
8659 lower bound constraints, not only the constant part of them.
8660 * graphite.h (debug_value): Declared.
8662 2009-01-08 Ira Rosen <irar@il.ibm.com>
8664 PR tree-optimization/37194
8665 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8666 Don't add the cost of cost model guard in prologue to scalar
8667 outside cost in case of known number of iterations.
8669 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8670 Alan Modra <amodra@bigpond.net.au>
8672 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8673 non-word-aligned REG+CONST addressing.
8675 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8678 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8679 free_after_compilation when outputting a thunk.
8680 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8681 Do not call free_after_compilation here.
8683 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8685 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8686 (ix86_valid_target_attribute_inner_p): Ditto.
8688 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8690 PR tree-optimization/38492
8691 PR tree-optimization/38498
8692 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8693 * tree-chrec.h (scev_is_linear_expression): Declared.
8694 * graphite.c (graphite_cannot_represent_loop_niter): New.
8695 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8696 (graphite_loop_normal_form): Use gcc_assert.
8697 (scan_tree_for_params): Use CASE_CONVERT.
8698 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8699 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8700 Use gcc_assert. Discard scops that contain unhandled cases.
8701 (build_scop_conditions): Return a boolean status for unhandled cases.
8702 (strip_mine_profitable_p): Print the loop number, not its depth.
8703 (is_interchange_valid): Pass the depth of the loop nest, don't
8704 recompute it wrongly.
8705 (graphite_trans_bb_block): Same.
8706 (graphite_trans_bb_block): Print tentative of loop blocking.
8707 (graphite_trans_scop_block): Do not print that the loop has been
8709 (graphite_transform_loops): Do not handle scops that contain condition
8712 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8714 AVX Programming Reference (December, 2008)
8715 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8716 (_mm256_stream_pd): Likewise.
8717 (_mm256_stream_ps): Likewise.
8719 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8720 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8721 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8722 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8723 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8724 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8725 (ix86_expand_special_args_builtin): Likewise.
8727 * config/i386/sse.md (AVXMODEDI): New.
8728 (avx_movnt<mode>): Likewise.
8729 (avx_movnt<mode>): Likewise.
8730 (<sse>_movnt<mode>): Remove AVX support.
8731 (sse2_movntv2di): Likewise.
8733 2009-01-07 Richard Guenther <rguenther@suse.de>
8736 * fold-const.c (extract_muldiv): Remove obsolete comment.
8737 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8738 to PLUS_EXPR canonicalization for the canonicalization.
8740 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8742 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8743 hosted cross-compilers generating less efficient code.
8745 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8747 * function.h (rtl_data): Add a dbr_scheduled_p field.
8748 * reorg.c (dbr_schedule): Set it.
8749 (gate_handle_delay_slots): Check it.
8750 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8751 (mips_reorg): Check flag_delayed_branch instead of
8752 mips_base_delayed_branch.
8753 (mips_override_options): Don't set mips_base_delayed_branch
8754 or flag_delayed_branch.
8756 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8758 PR rtl-optimization/38426.
8759 * ira.c (ira): Set current_function_is_leaf earlier.
8761 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8763 PR rtl-optimization/38722
8764 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8765 too early, only set a flag and modify after last possible
8768 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8771 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8772 * real.c (decimal_single_format): Correct values of emin and emax.
8773 (decimal_double_format): Ditto.
8774 (decimal_quad_format): Ditto.
8775 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8776 computation of DECnn_MIN and DECnn_MAX for corrected values of
8777 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8778 __DECnn_MIN__, and adjust its computation for the corrected value
8781 2009-01-06 Jan Hubicka <jh@suse.cz>
8784 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8786 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8788 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8789 Add Robert Clark to the list of testers.
8791 2009-01-06 Jan Hubicka <jh@suse.cz>
8792 Kai Tietz <kai.tietz@onevision.com>
8794 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8795 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8797 2009-01-06 Jan Hubicka <jh@suse.cz>
8798 Kai Tietz <kai.tietz@onevision.com>
8800 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8802 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8803 (ix86_nsaved_regs): Count only general purpose regs.
8804 (ix86_nsaved_sseregs): New.
8805 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8806 to 16 for w64; compute padding and size of sse reg save area.
8807 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8808 general purpose regs.
8809 (ix86_emit_save_sse_regs_using_mov): New.
8810 (ix86_expand_prologue): Save SSE regs if needed.
8811 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8812 (ix86_emit_restore_sse_regs_using_mov): New.
8813 (ix86_expand_epilogue): Save SSE regs if needed.
8815 2009-01-06 Jan Hubicka <jh@suse.cz>
8816 Kai Tietz <kai.tietz@onevision.com>
8818 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8819 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8820 functions when accumulate outgoing args is off.
8822 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8825 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8826 before using pseudos_have_intersected_live_ranges_p.
8828 * ira-int.h (ira_assert): Always define.
8830 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8832 AVX Programming Reference (December, 2008)
8833 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8834 (_mm256_permute2_pd): Likewise.
8835 (_mm_permute2_ps): Likewise.
8836 (_mm256_permute2_ps): Likewise.
8837 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8838 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8840 * config/i386/i386.c (ix86_builtins): Remove
8841 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8842 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8843 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8844 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8845 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8846 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8847 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8848 __builtin_ia32_vpermil2ps256.
8849 (ix86_init_mmx_sse_builtins): Updated.
8850 (ix86_expand_args_builtin): Likewise.
8852 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8854 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8855 long absolute calls when generating PA 2.0 code.
8857 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8859 PR rtl-optimization/38583
8860 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8862 * params.def (ira-max-conflict-table-size): New.
8864 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8866 * ira.h (ira_conflicts_p): New external definition.
8868 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8869 table. Report this. Return result of building.
8870 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8871 building conflict table.
8873 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8874 (ira_color): Use ira_conflicts_p.
8876 * global.c: Include ira.h.
8877 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8880 * Makefile.in (global.o): Add ira.h.
8882 * ira-build.c (mark_all_loops_for_removal,
8883 propagate_some_info_from_allocno): New.
8884 (remove_unnecessary_allocnos): Call
8885 propagate_some_info_from_allocno.
8886 (remove_low_level_allocnos): New.
8887 (remove_unnecessary_regions): Add parameter. Call
8888 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8889 parameter to remove_unnecessary_regions.
8890 (ira_build): Remove all regions but root if the conflict table was
8891 not built. Update conflict hard regs for allocnos crossing calls.
8893 * ira.c (ira_conflicts_p): New global.
8894 (ira): Define and use ira_conflicts_p.
8896 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8897 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8898 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8900 2009-01-06 Ben Elliston <bje@au.ibm.com>
8902 * gengtype-lex.l (YY_NO_INPUT): Define.
8904 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8907 * c-common.c (handle_vector_size_attribute): Also reject
8910 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8912 PR tree-optimization/38492
8913 * graphite.c (rename_map_elt, debug_rename_elt,
8914 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8915 rename_map_elt_info, eq_rename_map_elts,
8916 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8917 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8918 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8919 (sese_build_livein_liveouts): New.
8920 (new_sese, free_sese): New.
8921 (new_scop): Call new_sese.
8922 (free_scop): Call free_sese.
8923 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8924 (register_old_new_names): Renamed register_old_and_new_names.
8925 (register_scop_liveout_renames, add_loop_exit_phis,
8926 insert_loop_close_phis, struct igp,
8927 default_liveout_before_guard, add_guard_exit_phis,
8928 insert_guard_phis, copy_renames): New.
8929 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8930 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8931 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8932 (scop_adjust_phis_for_liveouts): New.
8933 (gloog): Call scop_adjust_phis_for_liveouts.
8935 * graphite.h (struct sese): Documented. Added fields liveout,
8937 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8938 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8939 (struct scop): Added field liveout_renames.
8940 (SCOP_LIVEOUT_RENAMES): New.
8942 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8944 PR tree-optimization/38510
8945 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8946 (translate_clast): Call recompute_all_dominators before
8948 (gloog): Call recompute_all_dominators before graphite_verify.
8950 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8951 Jan Sjodin <jan.sjodin@amd.com>
8953 PR tree-optimization/38500
8954 * graphite.c (create_sese_edges): Call fix_loop_structure after
8957 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8959 * config.gcc: Add m32r*-*-rtems*.
8960 * config/m32r/rtems.h: New file.
8962 2009-01-05 Ben Elliston <bje@au.ibm.com>
8964 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8965 (.po.pox): Likewise.
8966 (po/gcc.pot): Likewise.
8968 2009-01-04 David S. Miller <davem@davemloft.net>
8970 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8971 (STARTING_FRAME_OFFSET): Always set to zero.
8973 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8975 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8976 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8977 fixed-point types, and vectors of the same.
8979 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8981 * config/mips/sync.md (*mb_barrier): Rename to...
8982 (*memory_barrier): ...this.
8984 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8986 * doc/extend.texi (Function Attributes): Move @cindex after @item
8987 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8988 and put in alphabetical order. Fix 'target' name and put in order.
8989 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8992 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8994 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8995 (memory_barrier): Expand as unspec instead of unspec_volatile.
8996 Remove mem:BLK from insn operands. Use Pmode scratch register.
8997 (*memory_barrier): Define as unspec instead of unspec_volatile.
8998 Use (match_dup 0) as input operand.
9000 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9001 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9002 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9003 scratch register. Remove operand 1.
9004 (*stbar): Define as unspec instead of unspec_volatile.
9005 Use (match_dup 0) as input operand, remove (const_int 8).
9006 (*membar): Define as unspec instead of unspec_volatile.
9007 Use (match_dup 0) as input operand, remove input operand 2.
9009 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9010 (memory_barrier): Expand as unspec instead of unspec_volatile.
9011 Remove mem:BLK from insn operands. Use Pmode scratch register.
9012 (*memory_barrier): Define as unspec instead of unspec_volatile.
9013 Use (match_dup 0) as input operand.
9015 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9016 Remove mem:BLK from insn operands. Use Pmode scratch register.
9017 Set volatile flag on operand 0.
9018 (*memory_barrier): New insn pattern.
9020 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9022 (*memory_barrier): Use (match_dup 0) as input operand.
9024 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9025 Remove mem:BLK from insn operands. Use Pmode scratch register.
9026 Set volatile flag on operand 0.
9027 (*mb_internal): New insn pattern.
9029 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9031 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9034 * function.c (struct temp_slot): Move to the section of the file
9035 that deals with temp slots. Remove field 'address'.
9036 (temp_slot_address_table): New hash table of address -> temp slot.
9037 (struct temp_slot_address_entry): New struct, items for the table.
9038 (temp_slot_address_compute_hash, temp_slot_address_hash,
9039 temp_slot_address_eq, insert_temp_slot_address): Support functions
9041 (find_temp_slot_from_address): Rewrite to use the new hash table.
9042 (remove_unused_temp_slot_addresses): Remove addresses of temp
9043 slots that have been made available.
9044 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9045 worker function for remove_unused_temp_slot_addresses.
9046 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9047 Add the temp slot address to the address -> temp slot map.
9048 (update_temp_slot_address): Update via insert_temp_slot_address.
9049 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9050 (pop_temp_slots): Likewise.
9051 (init_temp_slots): Allocate the address -> temp slot map, or empty
9052 the map if it is already allocated.
9053 (prepare_function_start): Initialize temp slot processing.
9055 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9058 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9059 Calculate the size of all stack vars assuming no packing of stack
9060 vars will happen, replacing a quadratic algorithm with a linear one.
9062 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9065 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9068 2009-01-03 Diego Novillo <dnovillo@google.com>
9070 * doc/contrib.texi: Update contributions.
9072 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9075 * builtins.c (fold_builtin_memory_op): Give up if either operand
9076 is volatile. Set srctype or desttype to non-qualified version
9080 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9083 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9085 PR rtl-optimization/35805
9086 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9087 problem if fast dce is able to remove any instructions.
9088 * dce.c (dce_process_block): Fix dump message.
9090 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9093 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9095 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9098 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9099 * tree-pretty-print.c (op_code_prio): New function.
9100 (op_prio): No longer static. Use op_code_prio.
9101 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9102 Use op_prio and op_code_prio to determine if () should be
9103 printed around operand(s) or not.
9105 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9106 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9107 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9108 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9109 pp_character instead of pp_string for single letter printing.
9111 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9113 * doc/extend.texi: Fix '#pragma GCC option' typo.
9115 2009-01-02 Richard Guenther <rguenther@suse.de>
9117 * doc/install.texi (--enable-checking): Mention different
9119 (--enable-stage1-checking): Document.
9121 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9124 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9125 case to be an error.
9127 2009-01-02 Ben Elliston <bje@au.ibm.com>
9129 * config/fp-bit.h (pack_d): Constify argument.
9130 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9131 (isnan): Constify argument.
9135 (_fpadd_parts): Constify return type.
9136 (_fpmul_parts): Likewise.
9137 (_fpdiv_parts): Likewise.
9139 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9142 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9143 warn about overwriting initializer with side-effects or
9144 -Woverride-init if !IMPLICIT.
9145 (output_init_element): Likewise. Pass IMPLICIT down to
9147 (process_init_element): Add IMPLICIT argument. Pass it down
9148 to output_init_element.
9149 (push_init_element, pop_init_level, set_designator): Adjust
9150 process_init_element callers.
9151 (set_nonincremental_init, set_nonincremental_init_from_string):
9152 Adjust add_pending_init callers.
9153 (output_pending_init_elements): Adjust output_init_element callers.
9154 * c-tree.h (process_init_element): Adjust prototype.
9155 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9156 process_init_element callers.
9159 Copyright (C) 2009 Free Software Foundation, Inc.
9161 Copying and distribution of this file, with or without modification,
9162 are permitted in any medium without royalty provided the copyright
9163 notice and this notice are preserved.