1 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
2 Eric Botcazou <ebotcazou@adacore.com>
4 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
6 (mark_target_live_regs): Tidy and rework obsolete comments.
7 Change back DF problem to LIVE. If a label starts a basic block,
8 assume that all registers that used to be live then still are.
9 (init_resource_info): If a label starts a basic block, set its
10 BLOCK_FOR_INSN accordingly.
11 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
13 2009-04-27 Richard Guenther <rguenther@suse.de>
15 * tree-flow-inline.h (function_ann): Remove.
16 (get_function_ann): Likewise.
17 * tree-dfa.c (create_function_ann): Remove.
18 * tree-flow.h (struct static_var_ann_d): Remove.
19 (struct function_ann_d): Likewise.
20 (union tree_ann_d): Remove fdecl member.
21 (function_ann_t): Remove.
22 (function_ann, get_function_ann, create_function_ann): Remove
25 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
27 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
29 2009-04-27 Jan Hubicka <jh@suse.cz>
31 * ipa-pure-const.c (struct funct_state_d): New fields
32 state_previously_known, looping_previously_known; remove
34 (analyze_function): Use new fields.
35 (propagate): Avoid assumption that state_set_in_source imply
38 * tree-ssa-loop-niter.c (finite_loop_p): New function.
39 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
40 * cfgloop.h (finite_loop_p): Declare.
42 2009-04-26 Michael Matz <matz@suse.de>
44 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
46 2009-04-26 Michael Matz <matz@suse.de>
48 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
49 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
50 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
51 pass_mark_used_blocks): Remove.
52 * tree-optimize.c (pass_free_datastructures,
53 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
54 * passes.c (init_optimization_passes): Don't call
55 pass_mark_used_blocks, remove dead code.
57 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
59 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
60 * tree-ssa-live.h (register_ssa_partition): Likewise.
62 2009-04-26 Michael Matz <matz@suse.de>
65 * builtins.c (fold_builtin_next_arg): Handle SSA names.
66 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
67 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
69 (compare_pairs): Swap cost comparison.
70 (coalesce_ssa_name): Don't use change_partition_var.
71 * tree-nrv.c (struct nrv_data): Add modified member.
72 (finalize_nrv_r): Set it.
73 (tree_nrv): Use it to update statements.
74 (pass_nrv): Require PROP_ssa.
75 * tree-mudflap.c (mf_decl_cache_locals,
76 mf_build_check_statement_for): Use make_rename_temp.
77 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
78 * alias.c (find_base_decl): Handle SSA names.
79 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
80 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
81 * rtl.h (set_reg_attrs_for_parm): Declare.
82 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
83 to "optimized", remove unused locals at finish.
84 (execute_free_datastructures): Make global, call
85 delete_tree_cfg_annotations.
86 (execute_free_cfg_annotations): Don't call
87 delete_tree_cfg_annotations.
89 * ssaexpand.h: New file.
90 * expr.c (toplevel): Include ssaexpand.h.
91 (expand_assignment): Handle SSA names the same as register variables.
92 (expand_expr_real_1): Expand SSA names.
93 * cfgexpand.c (toplevel): Include ssaexpand.h.
94 (SA): New global variable.
95 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
97 (set_rtl): New helper function.
98 (add_stack_var): Deal with SSA names, use set_rtl.
99 (expand_one_stack_var_at): Likewise.
100 (expand_one_stack_var): Deal with SSA names.
101 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
102 before unique numbers.
103 (expand_stack_vars): Use set_rtl.
104 (expand_one_var): Accept SSA names, add asserts for them, feed them
105 to above subroutines.
106 (expand_used_vars): Expand all partitions (without default defs),
107 then only the local decls (ignoring those expanded already).
108 (expand_gimple_cond): Remove edges when jumpif() expands an
110 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
111 or remove abnormal edges. Ignore insns setting the LHS of a TERed
113 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
114 members of SA; deal with PARM_DECL partitions here; expand
115 all PHI nodes, free tree datastructures and SA. Commit instructions
116 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
117 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
118 info and statements at start, collect garbage at finish.
119 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
120 (VAR_ANN_PARTITION) Remove.
121 (change_partition_var): Don't declare.
122 (partition_to_var): Always return SSA names.
123 (var_to_partition): Only accept SSA names.
124 (register_ssa_partition): Only check argument.
125 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
127 (delete_var_map): Don't free it.
128 (var_union): Only accept SSA names, simplify.
129 (partition_view_init): Mark only useful SSA names as used.
130 (partition_view_fini): Only deal with SSA names.
131 (change_partition_var): Remove.
132 (dump_var_map): Use ssa_name instead of partition_to_var member.
133 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
135 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
136 (struct _elim_graph): New member const_dests; nodes member vector of
138 (set_location_for_edge): New static helper.
139 (create_temp): Remove.
140 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
141 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
142 (new_elim_graph): Allocate const_dests member.
143 (clean_elim_graph): Truncate const_dests member.
144 (delete_elim_graph): Free const_dests member.
145 (elim_graph_size): Adapt to new type of nodes member.
146 (elim_graph_add_node): Likewise.
147 (eliminate_name): Likewise.
148 (eliminate_build): Don't take basic block argument, deal only with
149 partition numbers, not variables.
150 (get_temp_reg): New static helper.
151 (elim_create): Use it, deal with RTL temporaries instead of trees.
152 (eliminate_phi): Adjust all calls to new signature.
153 (assign_vars, replace_use_variable, replace_def_variable): Remove.
154 (rewrite_trees): Only do checking.
155 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
156 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
157 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
158 contains_tree_r, MAX_STMTS_IN_LATCH,
159 process_single_block_loop_latch, analyze_edges_for_bb,
160 perform_edge_inserts): Remove.
161 (expand_phi_nodes): New global function.
162 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
163 functions, initialize new parameter, remember partitions having a
165 (finish_out_of_ssa): New global function.
166 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
167 don't reset in_ssa_p here, don't disable TER when mudflap.
168 (pass_del_ssa): Remove.
169 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
171 (execute_free_datastructures): Declare.
172 * Makefile.in (SSAEXPAND_H): New variable.
173 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
174 * basic-block.h (commit_one_edge_insertion): Declare.
175 * passes.c (init_optimization_passes): Move pass_nrv and
176 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
177 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
178 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
179 (redirect_branch_edge): Deal with super block when expanding, split
180 out jump patching itself into ...
181 (patch_jump_insn): ... here, new static helper.
183 2009-04-26 Michael Matz <matz@suse.de>
185 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
186 beyond num_ssa_names.
187 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
188 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
190 2009-04-26 Jakub Jelinek <jakub@redhat.com>
193 * fwprop.c (forward_propagate_asm): New function.
194 (forward_propagate_and_simplify): Propagate also into __asm, if it
195 doesn't increase the number of referenced registers.
198 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
200 2009-04-26 Jakub Jelinek <jakub@redhat.com>
202 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
203 note_nonlocal_vla_type for nonlocal VLAs.
204 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
205 contains_remapped_vars, remap_vla_decls): New functions.
206 (convert_nonlocal_reference_stmt): If not optimizing, call
207 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
208 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
209 if it wasn't found in var_map.
210 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
211 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
212 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
214 * gimplify.c (nonlocal_vlas): New variable.
215 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
217 (gimplify_body): Create and destroy nonlocal_vlas.
219 * dwarf2out.c (loc_descr_plus_const): New function.
220 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
221 mem_loc_descriptor, loc_descriptor_from_tree_1,
222 descr_info_loc, gen_variable_die): Use it.
224 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
225 !TREE_STATIC VAR_DECLs.
226 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
227 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
228 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
229 DECL_BY_REFERENCE is valid.
230 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
231 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
232 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
233 Copy DECL_BY_REFERENCE.
234 (struct nesting_copy_body_data): New type.
235 (nesting_copy_decl): New function.
236 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
237 if they have variable length.
239 2009-04-26 Michael Matz <matz@suse.de>
241 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
242 mark new temporaries for renaming.
244 2009-04-26 Joseph Myers <joseph@codesourcery.com>
247 * c-decl.c (global_bindings_p): Return negative value.
248 (c_variable_size): New. Based on variable_size from
250 (grokdeclarator): Call c_variable_size not variable_size.
252 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/i386.c (print_operand) ['z']: Fix typo.
256 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
258 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
259 Redefine it to just use mingw/include.
260 (ASM_SPEC): Rules for -m32 and -m64.
261 (LINK_SPEC): Use Likewise.
262 (SPEC_32): New define.
264 (SUB_LINK_SPEC): Likewise.
265 (MULTILIB_DEFAULTS): New define.
266 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
267 Add multilib options.
268 (MULTILIB_DIRNAMES): Likewise.
269 (MULTILIB_OSDIRNAMES): Likewise.
271 (INSTALL_LIBGCC): Likewise.
273 2009-04-26 Joseph Myers <joseph@codesourcery.com>
276 * c-tree.h (enum c_inline_static_type): New.
277 (record_inline_static): Declare.
278 * c-decl.c (struct c_inline_static, c_inline_statics,
279 record_inline_static, check_inline_statics): New.
280 (pop_file_scope): Call check_inline_statics.
281 (start_decl): Call record_inline_static instead of pedwarning
282 directly for static in inline function.
283 * c-typeck.c (build_external_ref): Call record_inline_static
284 instead of pedwarning directly for static referenced in inline
287 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
289 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
290 not new but only being rescanned.
291 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
292 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
293 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
294 record_set_info, compute_set, grealloc): Remove.
295 (recompute_all_luids): New function.
296 (gcse_main): Don't compute sets, and don't do related memory
297 allocations/free-ing. If something changed before the end of the
298 pass, update LUIDs using recompute_all_luids.
299 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
300 (free_gcse_mem): Don't free it either.
301 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
302 Use the df insn LUIDs.
303 (load_killed_in_block): Likewise.
304 (compute_hash_table_work): Don't compute reg_set_in_block.
305 (compute_transp): Use DF_REG_DEF_CHAINs.
306 (local_cprop_pass): Don't use compute_sets and related functions.
307 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
308 Use get_max_uid() instead of max_cuid.
309 (insert_insn_end_basic_block, pre_insert_copy_insn,
310 update_ld_motion_stores): Don't try to
311 keep reg_set tables up to date.
312 (pre_insert_copies): Use df insn LUIDs.
313 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
314 (reg_set_info): Don't use extra bitmap argument.
315 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
316 information to compute regs_set_in_block.
317 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
318 (bypass_jumps): Don't use compute_sets and friends.
320 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
323 * opts.c (undocumented_msg): Do not leave blank even with
326 2009-04-25 Joseph Myers <joseph@codesourcery.com>
328 * c-decl.c (build_enumerator): Allow values folding to integer
329 constants but not integer constant expressions with a pedwarn if
332 2009-04-25 Joseph Myers <joseph@codesourcery.com>
335 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
336 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
337 type is an integer constant.
339 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
342 * config/i386/i386.c (print_operand) ['z']: Revert handling of
345 2009-04-25 Joseph Myers <joseph@codesourcery.com>
348 * c-decl.c (grokdeclarator): Diagnose declarations of functions
349 with variably modified return type and no storage class
350 specifiers, except for the case of nested functions. Distinguish
351 extern declarations of functions with variably modified return
352 types from those of objects with variably modified types.
354 2009-04-25 Jan Hubicka <jh@suse.cz>
356 * tree.c (list_equal_p): New function.
357 * tree.h (list_equal_p): Declare.
358 * coretypes.h (edge_def, edge, const_edge, basic_block_def
359 basic_block_def, basic_block, const_basic_block): New.
360 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
361 (redirect_eh_edge): New function.
362 (make_eh_edge_update_phi): EH edges are not abnormal.
363 * except.c: Include tree-flow.h.
364 (list_match): New function.
365 (eh_region_replaceable_by_p): New function.
366 (replace_region): New function.
367 (hash_type_list): New function.
368 (hash_eh_region): New function.
369 (eh_regions_equal_p): New function.
370 (merge_peers): New function.
371 (remove_unreachable_regions): Verify EH tree when checking;
373 (copy_eh_region_1): New function.
374 (copy_eh_region): New function.
375 (push_reachable_handler): New function.
376 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
377 regions without label but with live RESX.
378 * except.h (redirect_eh_edge_to_label): New.
379 * tree-flow.h (redirect_eh_edge): New.
380 * coretypes.h (edge_def, edge, const_edge, basic_block_def
381 basic_block_def, basic_block, const_basic_block): Remove.
382 * Makefile.in (except.o): Add dependency on tree-flow.h
383 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
384 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
387 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
390 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
391 on the destination of memcpy.
393 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
395 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
396 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
397 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
399 2009-04-25 Jan Hubicka <jh@suse.cz>
401 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
402 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
403 to be reached by different label than left.
404 (update_eh_edges): Update comment; remove edge_to_remove if possible
405 and return true if suceeded.
406 (cleanup_empty_eh): Accept sharing map; handle shared regions.
407 (cleanup_eh): Compute sharing map.
408 * except.c (remove_eh_handler_and_replace): Add argument if we should
410 (remove_unreachable_regions): Update for label sharing.
411 (label_to_region_map): Likewise.
412 (get_next_region_sharing_label): New function.
413 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
415 (remove_eh_handler): Update.
416 (remove_eh_region_and_replace_by_outer_of): New function.
417 * except.h (struct eh_region): Add next_region_sharing_label.
418 (remove_eh_region_and_replace_by_outer_of,
419 get_next_region_sharing_label): Declare.
420 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
422 2009-04-25 Jan Hubicka <jh@suse.cz>
424 * tree-cfg.c (split_critical_edges): Split also edges where we can't
425 insert code even if they are not critical.
427 2009-04-25 Jan Hubicka <jh@suse.cz>
429 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
430 (gimple_can_remove_branch_p): EH edges won't remove branch by
432 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
433 updating of non-abnormal EH edges.
434 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
435 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
436 (split_critical_edges): Split also edges where emitting code on them
437 will lead to splitting later.
439 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
440 H.J. Lu <hongjiu.lu@intel.com>
443 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
444 the configured assembler supports fildq and fistpq mnemonics.
445 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
446 * configure: Regenerated.
449 * config/i386/i386.c (print_operand): Handle 'Z'.
450 ['z']: Remove handling of special fild/fist suffixes.
451 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
452 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
454 (*floatsi<mode>2_vector_mixed): Ditto.
455 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
456 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
457 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
458 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
459 * config/i386/gas.h (GAS_MNEMONICS): Remove.
461 2009-04-25 Ben Elliston <bje@au.ibm.com>
463 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
464 the source of a set operation.
466 2009-04-25 Anatoly Sokolov <aesok@post.ru>
468 * target.h (struct gcc_target): Add case_values_threshold field.
469 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
470 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
471 * targhooks.c (default_case_values_threshold): New function.
472 * targhooks.h (default_case_values_threshold): Declare function.
473 * stmt.c (expand_case): Use case_values_threshold target hook.
474 * expr.h (case_values_threshold): Remove declartation.
475 * expr.c (case_values_threshold): Remove function.
476 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
478 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
479 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
480 (avr_case_values_threshold): Declare as static.
481 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
483 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
484 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
485 (mn10300_case_values_threshold): New function.
487 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
489 * ira.c (setup_cover_and_important_classes): Add enum cast.
491 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
493 * genpreds.c (write_enum_constraint_num): Output definition of
494 CONSTRAINT_NUM_DEFINED_P macro.
495 * ira.c (setup_cover_and_important_classes): Use
496 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
498 2009-04-24 DJ Delorie <dj@redhat.com>
500 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
501 __SH2A_SINGLE_ONLY__ also.
503 2009-04-24 Steve Ellcey <sje@cup.hp.com>
505 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
506 (movdf_internal): Ditto.
507 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
508 SFmode and DFmode constants.
509 (ia64_print_operand): Add 'G' format for printing
510 floating point constants.
512 2009-04-24 Richard Guenther <rguenther@suse.de>
514 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
515 from unsigned additions.
517 2009-04-24 Joseph Myers <joseph@codesourcery.com>
519 * c-typeck.c (set_init_index): Allow array designators that are
520 not integer constant expressions with a pedwarn if pedantic.
522 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
524 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
525 zero if no overlap in nonzero bits between the operands.
527 2009-04-24 Ian Lance Taylor <iant@google.com>
529 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
530 (record_dead_and_set_regs): Likewise.
531 * df.h (struct df_mw_hardreg): Change flags field to int.
532 (struct df_base_ref): Likewise.
533 (struct df): Change changeable_flags field to int.
534 * df-scan.c (df_defs_record): Change clobber_flags to int.
535 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
536 constants rather than #define macros.
537 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
538 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
539 (enum dwarf_calling_convention): Likewise.
540 (enum dwarf_line_number_x_ops): Likewise.
541 (enum dwarf_call_frame_info): Likewise.
542 (enum dwarf_source_language): Likewise.
543 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
544 (add_calling_convention_attribute): Likewise.
545 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
546 (combine_comparisons): Change compcode to int. Add cast to enum type.
547 * genrecog.c (maybe_both_true_2): Change c to int.
548 (write_switch): Likewise. Add cast to enum type.
549 * gimplify.c (gimplify_omp_for): Handle return values from
550 gimplify_expr using MIN rather than bitwise or.
551 (gimplify_expr): Add cast to enum type.
552 * ipa-prop.c (update_jump_functions_after_inlining): Change
553 IPA_BOTTOM to IPA_JF_UNKNOWN.
554 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
555 Add casts to enum type.
556 (setup_cover_and_important_classes): Change cl to int. Add casts
558 (setup_class_translate): Change cl and mode to int.
559 (ira_init_once): Change mode to int.
560 (free_register_move_costs): Likewise.
561 (setup_prohibited_mode_move_regs): Add casts to enum type.
562 * langhooks.c (add_builtin_function_common): Rework assertion that
564 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
565 * omega.c (omega_do_elimination): Avoid math on enum types.
566 * optabs.c (expand_vec_shift_expr): Remove casts to int.
567 * opts.c (set_debug_level): Change 2 to enum constant. Use new
568 int local to handle integral_argment value.
569 * regmove.c (try_auto_increment): Change PUT_MODE to
571 * reload.c (push_secondary_reload): Add casts to enum type.
572 (secondary_reload_class, find_valid_class): Likewise.
573 * reload1.c (emit_input_reload_insns): Likewise.
574 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
575 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
576 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
578 * tree.c (build_common_builtin_nodes): Add casts to enum type.
579 * tree-complex.c (complex_lattice_t): Typedef to int rather than
581 (expand_complex_libcall): Add casts to enum type.
582 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
583 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
584 with ERROR_MARK, not NUM_TREE_CODES.
585 (vect_create_epilog_for_reduction): Likewise.
586 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
587 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
588 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
590 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
591 vect_unused_in_loop. Change 0 to loop_vect.
592 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
593 * var-tracking.c (get_init_value): Change return type to enum
595 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
596 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
598 (arm_override_options): Add casts to enum type.
599 (arm_emit_tls_decoration): Likewise.
600 * config/i386/i386.c (ix86_function_specific_restore): Add casts
602 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
603 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
604 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
606 * config/s390/s390.c (code_for_builtin_64): Change to array of
608 (code_for_builtin_31): Likewise.
609 (s390_expand_builtin): Change code_for_builtin to enum insn_code
611 * config/sparc/sparc.c (sparc_override_options): Change value
612 field in struct code_model to enum cmodel. In initializer change
613 0 to NULL and add cast to enum type.
615 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
616 Change all callers. Issue a -Wc++-compat warning using
617 lhs_origtype if necessary.
618 (convert_for_assignment): Issue -Wc++-compat warnings about
619 invalid conversions to enum type on assignment.
620 * c-common.h (build_modify_expr): Update declaration.
622 2009-04-24 Nick Clifton <nickc@redhat.com>
624 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
625 (function_arg_advance): Likewise.
626 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
629 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
631 * config/s390/constraints.md ('I', 'J'): Fix condition.
633 2009-04-24 Diego Novillo <dnovillo@google.com>
635 * gengtype-parse.c (parse_error): Add newline after message.
637 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
639 * config/i386/sse.md (avxmodesuffixs): Removed.
640 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
641 (*avx_pinsr<ssevecsize>): This.
643 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
645 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
646 follow chains of regs with a single definition, and allow expressions
647 that are function_invariant_p.
648 (simple_rhs_p): Allow expressions that are function_invariant_p.
650 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
653 * fold-const.c (fold_cond_expr_with_comparison): When folding
654 > and >= to MAX, make sure the MAX uses the same type as the
655 comparison's operands.
657 2009-04-24 Nick Clifton <nickc@redhat.com>
659 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
660 addressing for DImode accesses.
661 (frv_print_operand_address): Handle PLUS case.
662 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
664 2009-04-24 Jakub Jelinek <jakub@redhat.com>
666 PR rtl-optimization/39794
667 * alias.c (canon_true_dependence): Add x_addr argument.
668 * rtl.h (canon_true_dependence): Adjust prototype.
669 * cse.c (check_dependence): Adjust canon_true_dependence callers.
670 * cselib.c (cselib_invalidate_mem): Likewise.
671 * gcse.c (compute_transp): Likewise.
672 * dse.c (scan_reads_nospill): Likewise.
673 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
674 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
675 canon_base_addr of the group, plus optional offset.
676 (struct group_info): Rename canon_base_mem to
678 (get_group_info): Set canon_base_addr to canon_rtx of base, not
679 canon_rtx of base_mem.
681 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
683 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
684 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
686 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
688 * config/spu/spu-builtins.h: Delete file.
690 * config/spu/spu.h (enum spu_builtin_type): Move here from
692 (struct spu_builtin_description): Likewise. Add GTY marker.
693 Do not use enum spu_function_code or enum insn_code.
694 (spu_builtins): Add extern declaration.
696 * config/spu/spu.c: Do not include "spu-builtins.h".
697 (enum spu_function_code, enum spu_builtin_type_index,
698 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
699 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
700 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
701 unsigned_V2DI_type_node): Move here from spu-builtins.h.
702 (spu_builtin_types): Make static. Add GTY marker.
703 (spu_builtins): Add extern declaration with GTY marker.
706 * config/spu/spu-c.c: Do not include "spu-builtins.h".
707 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
708 Check programmatically whether all parameters are scalar.
710 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
712 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
714 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
715 assignment from the constructor either if the target is volatile.
717 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
719 * config/arm/arm.md (insv): Do not share operands[0].
721 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
723 * config/vxlib-tls.c (active_tls_threads): Delete.
724 (delete_hook_installed): New.
725 (tls_delete_hook): Don't delete the delete hook.
726 (tls_destructor): Delete it here.
727 (__gthread_set_specific): Adjust installing the delete hook.
728 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
729 __gthread_leave_tsd_dtor_context.
731 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
733 * c-format.c (gcc_tdiag_char_table): Add support for %E.
735 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
737 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
739 (alpha_rtx_costs): Ditto.
740 (emit_unlikely_jump): Use add_reg_note.
741 (emit_frame_store_1): Ditto.
742 (alpha_expand_prologue): Ditto.
743 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
744 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
746 2009-04-23 Nick Clifton <nickc@redhat.com>
748 * config/v850/v850.md (epilogue): Remove suppressed code.
749 (return): Rename to return_simple and remove test of frame size.
750 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
751 to gen_return_simple.
753 2009-04-22 Jing Yu <jingyu@google.com>
756 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
758 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
761 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
762 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
763 value is a VECTOR_CST, the element type is the element type of the
766 2009-04-22 DJ Delorie <dj@redhat.com>
768 * config/m32c/m32c.h: Update GTY annotations to new syntax.
770 2009-04-22 Jakub Jelinek <jakub@redhat.com>
772 * alias.c (find_base_term): Move around LO_SUM case, so that
773 CONST falls through into PLUS/MINUS handling.
776 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
777 into 0, use omit_one_operand.
779 2009-04-23 Ben Elliston <bje@au.ibm.com>
781 * config/rs6000/linux-unwind.h (get_regs): Remove type
782 puns. Change the type of `pc' to an array of unsigned ints and
783 update all users. Constify frame24.
785 2009-04-22 DJ Delorie <dj@redhat.com>
787 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
788 declarations before code.
789 (current_function_special_page_vector): Likewise.
790 (m32c_expand_insv): Silence a warning.
792 2009-04-21 Taras Glek <tglek@mozilla.com>
794 * alias.c: Update GTY annotations to new syntax.
795 * basic-block.h: Likewise.
796 * bitmap.h: Likewise.
797 * c-common.h: Likewise.
798 * c-decl.c: Likewise.
799 * c-parser.c: Likewise.
800 * c-pragma.c: Likewise.
801 * c-tree.h: Likewise.
802 * cfgloop.h: Likewise.
803 * cgraph.h: Likewise.
804 * config/alpha/alpha.c: Likewise.
805 * config/arm/arm.h: Likewise.
806 * config/avr/avr.h: Likewise.
807 * config/bfin/bfin.c: Likewise.
808 * config/cris/cris.c: Likewise.
809 * config/darwin.c: Likewise.
810 * config/frv/frv.c: Likewise.
811 * config/i386/i386.c: Likewise.
812 * config/i386/i386.h: Likewise.
813 * config/i386/winnt.c: Likewise.
814 * config/ia64/ia64.h: Likewise.
815 * config/iq2000/iq2000.c: Likewise.
816 * config/mips/mips.c: Likewise.
817 * config/mmix/mmix.h: Likewise.
818 * config/pa/pa.c: Likewise.
819 * config/pa/pa.h: Likewise.
820 * config/rs6000/rs6000.c: Likewise.
821 * config/s390/s390.c: Likewise.
822 * config/sparc/sparc.c: Likewise.
823 * config/xtensa/xtensa.c: Likewise.
824 * cselib.h: Likewise.
825 * dbxout.c: Likewise.
826 * dwarf2out.c: Likewise.
827 * except.c: Likewise.
828 * except.h: Likewise.
829 * fixed-value.h: Likewise.
830 * function.c: Likewise.
831 * function.h: Likewise.
832 * gimple.h: Likewise.
833 * integrate.c: Likewise.
834 * optabs.c: Likewise.
835 * output.h: Likewise.
838 * stringpool.c: Likewise.
839 * tree-data-ref.c: Likewise.
840 * tree-flow.h: Likewise.
841 * tree-scalar-evolution.c: Likewise.
842 * tree-ssa-address.c: Likewise.
843 * tree-ssa-alias.h: Likewise.
844 * tree-ssa-operands.h: Likewise.
847 * varasm.c: Likewise.
848 * varray.h: Likewise.
850 * coretypes.h: Do not define GTY macro if it is already defined.
851 * doc/gty.texi: Update GTY documentation to new syntax.
852 * gengtype-lex.l: Enforce attribute-like syntax for GTY
853 annotations on structs.
854 * gengtype-parse.c: Likewise.
856 2009-04-22 Mark Heffernan <meheff@google.com>
858 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
860 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
862 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
865 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
867 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
868 the same as a PLUS without a shift. Increase the cost of a
871 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
873 * Makefile.in: Update dependencies.
874 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
875 * errors.h: Remove bogus comment about compatibility.
876 (warning): Update declaration.
877 * genautomata.c: Update all calls to warning.
878 * gimple.c: Do not include errors.h. Include toplev.h.
879 * tree-ssa-structalias.c: Do not include errors.h.
881 * tree-ssa-reassoc.c: Likewise.
882 * config/spu/spu-c.c: Likewise.
883 * config/spu/t-spu-elf: Update dependencies.
885 2009-04-22 Richard Guenther <rguenther@suse.de>
887 PR tree-optimization/39824
888 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
889 make sure the types are compatible.
891 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
894 * c-common.c (c_parse_error): Take a token_flags parameter.
895 Use token_type for the token type instead.
896 Pass token_flags to cpp_type2name.
897 * c-common.h (c_parse_error): Update declaration.
898 * c-parser.c (c_parser_error): Pass 0 as token flags.
900 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
902 PR rtl-optimization/39580
903 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
905 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
907 * function.c (expand_function_end): Do not emit a jump to the "naked"
908 return label for fall-through returns.
909 * except.c (sjlj_emit_function_exit): Always place the call to the
910 unregister function at the location installed by expand_function_end.
912 2009-04-22 Richard Guenther <rguenther@suse.de>
914 PR tree-optimization/39845
915 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
916 (gen_inbound_check): Likewise.
918 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
920 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
922 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
923 * config/vxlib.c (__gthread_once): Add race guard for PPC.
925 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
927 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
928 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
929 shift counts to avoid out-of-bounds array accesses.
931 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
933 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
936 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
938 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
939 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
940 GET_CODE macro. Use IN_RANGE macro where appropriate.
941 * config/alpha/alpha.h: Ditto.
942 * config/alpha/alpha.md: Ditto.
943 * config/alpha/constraints.md: Ditto.
944 * config/alpha/predicates.md: Ditto.
946 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
948 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
949 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
950 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
951 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
952 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
953 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
954 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
955 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
956 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
957 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
958 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
959 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
960 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
961 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
962 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
963 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
964 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
965 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
966 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
967 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
968 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
969 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
970 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
971 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
972 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
973 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
974 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
976 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
978 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
979 references from comments.
980 * cfgbuild.c: (count_basic_blocks): Delete.
981 (find_basic_blocks_1): Delete.
982 (find_basic_blocks): Delete.
983 * except.c (finish_eh_generation): Make static. Move comment from
984 except.h here. Remove find_basic_blocks references from comments.
985 * except.h (finish_eh_generation): Delete.
986 * basic-block.h (find_basic_blocks): Delete.
987 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
989 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
991 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
992 (sdbout_parms): Likewise.
994 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
996 * config/sh/sh.c (prepare_cbranch_operands): Use
997 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
998 (expand_cbranchdi4): Likewise.
999 (from_compare): Add cast to enum type.
1000 (expand_cbranchsi4): Use add_reg_note.
1001 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1002 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1003 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1004 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1005 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1006 instead of CODE_FOR_nothing.
1007 (cbranchdi4): Likewise. Fix the order of arguments for
1009 (push_fpscr): Use add_reg_note.
1010 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1011 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1013 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1015 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1016 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1017 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1018 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1019 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1020 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1021 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1022 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1023 config/alpha/x-vms, config/arc/t-arc,
1024 config/arm/README-interworking, config/arm/arm-c.c,
1025 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1026 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1027 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1028 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1029 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1030 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1031 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1032 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1033 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1034 config/cris/t-elfmulti, config/crx/t-crx,
1035 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1036 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1037 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1038 config/h8300/t-h8300, config/i386/athlon.md,
1039 config/i386/darwin-libgcc.10.4.ver,
1040 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1041 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1042 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1043 config/i386/t-linux64, config/i386/t-nwld,
1044 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1045 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1046 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1047 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1048 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1049 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1050 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1051 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1052 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1053 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1054 config/m68k/t-uclinux, config/mcore/t-mcore,
1055 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1056 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1057 config/mips/crtn.asm, config/mips/irix-crti.asm,
1058 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1059 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1060 config/mips/mips-fixed.md, config/mips/sb1.md,
1061 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1062 config/mips/t-iris6, config/mips/t-isa3264,
1063 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1064 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1065 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1066 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1067 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1068 config/mn10300/t-linux, config/mn10300/t-mn10300,
1069 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1070 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1071 config/picochip/libgccExtras/clzsi2.asm,
1072 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1073 config/rs6000/darwin-libgcc.10.4.ver,
1074 config/rs6000/darwin-libgcc.10.5.ver,
1075 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1076 config/rs6000/t-aix43, config/rs6000/t-aix52,
1077 config/rs6000/t-darwin, config/rs6000/t-fprules,
1078 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1079 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1080 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1081 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1082 config/rs6000/t-rtems, config/rs6000/t-spe,
1083 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1084 config/score/t-score-elf, config/sh/divcost-analysis,
1085 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1086 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1087 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1088 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1089 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1090 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1091 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1092 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1093 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1094 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1095 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1096 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1097 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1098 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1099 * config/h8300/genmova.sh: Include copyright and license notices
1100 in generated output.
1101 * config/h8300/mova.md: Regenerate.
1102 * doc/install.texi2html: Include word "Copyright" in copyright
1103 notice and use name "Free Software Foundation, Inc.".
1104 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1105 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1106 ChangeLog-2007, ChangeLog-2008: Correct dates.
1108 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1110 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1111 NE_EXPR operations as well.
1112 * c-parser.c (c_parser_condition): Do not set location information on
1114 (c_parser_conditional_expression): Likewise.
1115 (c_parser_binary_expression): Set location information on operators.
1116 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1117 TRUTH_NOT_EXPR has been folded.
1118 * fold-const.c (fold_truth_not_expr): Copy location information from
1119 the incoming expression to the outgoing one.
1120 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1121 recursive calls on the LHS of the operator but pass that of the
1122 operator to recursive calls on the RHS of the operator. Set it
1124 (shortcut_cond_expr): Set the locus of the operator on the second
1125 COND_EXPR and that of the expression on the first in degenerate cases.
1126 Pass the locus of the expression to calls to shortcut_cond_r.
1127 Set the locus of the 'then' block on the associated jump, if any.
1128 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1129 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1130 expression to call to gimplify_boolean_expr.
1132 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1134 * config.gcc: Add additional configuration for
1135 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1136 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1137 (CPP_SPEC): Redefine for allowing -municode option.
1138 (STARTFILE_SPEC): Likewise.
1139 * config/i386/t-mingw-w64: New.
1140 * config/i386/mingw-w64.opt: New.
1141 (municode): Add new target option.
1142 * doc/invoke.texi (municode): Add documentation for new option.
1144 2009-04-21 Ian Lance Taylor <iant@google.com>
1146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1147 Correct test for number of arguments.
1148 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1150 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1152 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1153 argument of emit_library_call.
1155 2009-04-21 Richard Guenther <rguenther@suse.de>
1158 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1159 inside VIEW_CONVERT_EXPRs.
1161 2009-04-21 Martin Jambor <mjambor@suse.cz>
1163 * tree-switch-conversion.c (build_constructors): Split a long line.
1164 (constructor_contains_same_values_p): New function.
1165 (build_one_array): Create assigns of constants if possible, do not
1166 call mark_sym_for_renaming, call update_stmt.
1167 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1168 make_rename_temp. Do not call mark_symbols_for_renaming, call
1170 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1171 find_new_referenced_vars, call update_stmt.
1172 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1173 instead of calling make_rename_temp. Do not call
1174 find_new_referenced_vars or mark_symbols_for_renaming, call
1177 2009-04-21 Richard Guenther <rguenther@suse.de>
1179 PR tree-optimization/39827
1180 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1181 (tree_ssa_phiprop): Pass the correct array size.
1183 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1185 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1187 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1190 * c-typeck.c (lvalue_p): Move declaration ...
1191 * c-common.h (lvalue_p): ... to here.
1192 * c-common.c (candidate_equal_p): New.
1193 (add_tlist): Use it.
1194 (merge_tlist): Use it.
1195 (warn_for_collisions_1): Likewise.
1196 (warning_candidate_p): Accept more candidates.
1197 (verify_tree): A warning candidate can be an expression. Use
1200 2009-04-21 Ben Elliston <bje@au.ibm.com>
1203 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1204 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1205 options. Remove -mcall-solaris documentation.
1207 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1210 * doc/invoke.texi (-Wlong-long): Update description.
1211 * c-lex (interpret_integer): Only warn if there was no previous
1212 overflow and -Wlong-long is enabled.
1213 * c-decl.c (declspecs_add_type): Drop redundant flags.
1214 * c.opt (Wlong-long): Init to -1.
1215 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1216 and front-end warn_long_long. Wlong-long only depends on other
1217 flags if it is uninitialized.
1218 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1219 the same for CPP and FE.
1220 (restore_extension_diagnostics): Likewise.
1222 2009-04-20 Ian Lance Taylor <iant@google.com>
1224 Fix enum conversions which are invalid in C++:
1225 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1226 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1227 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1228 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1229 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1230 (dbxout_parms): Likewise.
1231 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1232 (df_clear_flags): Likewise.
1233 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1234 top_flag parameter to int.
1235 (df_chain_create_bb_process_use): Likewise.
1236 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1238 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1239 (df_ref_create_structure, df_def_record_1): Likewise.
1240 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1241 (df_notes_rescan): Change 0 to VOIDmode in function call.
1242 (df_get_call_refs, df_insn_refs_collect): Likewise.
1243 (df_bb_regs_collect): Likewise.
1244 (df_entry_block_defs_collect): Likewise.
1245 (df_exit_block_uses_collect): Likewise.
1246 * df.h: Update declarations.
1247 * double-int.c (double_int_divmod): Add cast to enum type.
1248 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1249 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1250 (based_loc_descr): Likewise.
1251 (loc_descriptor_from_tree_1): Change first_op and second_op to
1252 enum dwarf_location_atom. Add cast to enum type.
1253 * expmed.c (init_expmed): Change 0 to SET in function call.
1254 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1255 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1256 (do_store_flag): Likewise.
1257 * fixed-value.h (struct fixed_value): Change mode to enum
1259 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1260 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1262 (insert_insn_decl, insert_decl, insert_state): Likewise.
1263 (automata_list_finish): Likewise.
1264 * genrecog.c (process_define_predicate): Add cast to enum type.
1265 * gensupport.c (init_predicate_table): Add cast to enum type.
1266 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1268 (gimple_build_call_1, gimple_build_label): Likewise.
1269 (gimple_build_goto, gimple_build_asm_1): Likewise.
1270 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1271 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1272 (enum fallback): Rename from enum fallback_t.
1273 (fallback_t): Typedef as int.
1274 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1275 GSI_SAME_STMT in function call.
1276 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1278 (setup_reg_class_relations): Likewise.
1279 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1280 (setup_prohibited_class_mode_regs): Add cast to enum type.
1281 (setup_prohibited_mode_move_regs): Likewise.
1282 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1283 (record_address_regs): Change i to enum reg_class.
1284 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1285 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1286 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1287 (GET_MODE_2XWIDER_MODE): Likewise.
1288 (GET_CLASS_NARROWEST_MODE): Likewise.
1289 * omp-low.c (expand_omp_for): Add cast to enum type.
1290 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1291 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1292 * postreload.c (reload_cse_simplify_operands): Change rclass local
1294 * predict.c (combine_predictions_for_insn): Change best_predictor
1295 and predictor to enum br_predictor.
1296 (combine_predictions_for_bb): Likewise.
1297 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1298 use SET_PREDICT_EXPR_OUTCOME.
1299 * real.c (real_arithmetic): Change icode to code in function call.
1300 * reginfo.c (init_move_cost): Add casts to enum type.
1301 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1302 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1304 * reload.c (find_valid_class): Add casts to enum type.
1305 (push_reload): Change 0 to NO_REGS in function call.
1306 (find_reloads): Change this_alternative to array of enum
1307 reg_class. Remove some now-unnecessary casts.
1308 (make_memloc): Change 0 to VOIDmode in function call.
1309 * reload1.c (reload): Change 0 to VOIDmode in function call.
1310 (eliminate_regs_1, elimination_effects): Likewise.
1311 (eliminate_regs_in_insn): Likewise.
1312 (emit_input_reload_insns): Add cast to enum type.
1313 (delete_output_reload): Change 0 to VOIDmode in function call.
1314 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1315 to enum type in function call.
1316 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1317 (SET_PREDICT_EXPR_OUTCOME): Define.
1318 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1319 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1320 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1321 (dump_function): Likewise.
1322 * tree-dump.h: Update declarations.
1323 * tree-pass.h: Update declarations.
1324 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1325 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1327 (arm_rtx_costs_1): Correct parenthesization.
1328 (arm_rtx_costs): Add casts to enum type.
1329 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1330 (vfp_emit_fstmd): Use add_rg_note.
1331 (emit_multi_reg_push, emit_sfm): Likewise.
1332 (thumb_set_frame_pointer): Likewise.
1333 (arm_expand_prologue): Likewise.
1334 (arm_regno_class): Change return type to enum reg_class.
1335 (thumb1_expand_prologue): Use add_reg_note.
1336 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1337 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1339 * config/arm/gentune.sh: Add cast to enum type.
1340 * config/arm/arm-tune.md: Rebuild.
1341 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1342 (ix86_split_fp_branch, predict_jump): Likewise.
1343 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1344 insn_code to enum rtx_code.
1345 (ix86_builtin_vectorized_function): Add cast to enum type.
1346 * config/i386/i386.md (truncdfsf2): Change slot to enum
1348 (truncxf<mode>2, isinf<mode>2): Likewise.
1349 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1351 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1352 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1353 (insert_bundle_state): Change 1 to INSERT in function call.
1354 (ia64_add_bundle_selector_before): Likewise.
1355 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1356 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1357 (restore_stack_nonlocal): Likewise.
1358 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1360 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1362 (mips_rtx_costs): Likewise.
1363 (mips_override_options): Add casts to enum type.
1364 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1366 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1367 (store_reg, set_reg_plus_d): Likewise.
1368 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1369 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1371 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1373 (emit_unlikely_jump): Use add_reg_note.
1374 (rs6000_emit_allocate_stack): Likewise.
1375 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1376 (output_toc): Change 1 to INSERT in function call.
1377 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1378 (rs6000_initialize_trampoline): Likewise.
1379 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1381 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1382 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1383 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1384 (save_gprs): Use add_reg_note.
1385 (s390_emit_prologue): Likewise.
1386 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1387 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1388 (sparc_fold_builtin): Add cast to enum type.
1389 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1391 (spu_expand_prologue): Use add_reg_note.
1392 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1394 2009-04-20 Ian Lance Taylor <iant@google.com>
1396 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1397 (c_parser_postfix_expression_after_primary): Get VEC for list of
1398 arguments. Get original types of arguments. Call
1399 build_function_call_vec.
1400 (cached_expr_list_1, cached_expr_list_2): New static variables.
1401 (c_parser_expr_list): Change return type to VEC *. Add
1402 p_orig_types parameter. Change all callers.
1403 (c_parser_release_expr): New static function.
1404 (c_parser_vec_to_tree_list): New static function.
1405 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1406 call build_function_call_vec.
1407 (build_function_call_vec): New function, based on old
1408 build_function_call.
1409 (convert_arguments): Remove nargs and argarray parameters. Change
1410 values to a VEC. Add origtypes parameter.
1411 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1412 (convert_for_assignment): Add origtype parameter. Change all
1413 callers. If warn_cxx_compat, check for conversion to an enum
1414 type when calling a function.
1415 (store_init_value): Add origtype parameter. Change all callers.
1416 (digest_init): Likewise.
1417 (struct init_node): Add origtype field.
1418 (add_pending_init): Add origtype parameter. Change all callers.
1419 (output_init_element): Likewise.
1420 (output_pending_init_elements): Pass origtype from init_node to
1421 output_init_element.
1422 (process_init_element): Pass origtype from c_expr to
1423 output_init_element.
1424 (c_finish_return): Add origtype parameter. Change all callers.
1425 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1427 (sync_resolve_params): Likewise.
1428 (sync_resolve_return): Change params to first_param. Change caller.
1429 (resolve_overloaded_builtins): Change params to VEC *. Change
1430 callers. Save first parameter around call to build_function_call_vec.
1431 * c-decl.c (finish_decl): Add origtype parameter. Change all
1432 callers. Call build_function_call_vec rather than
1433 build_function_call for cleanup.
1434 * c-tree.h: Update declarations.
1435 * c-common.h: Update declarations.
1436 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1437 params to first_param.
1438 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1439 params parameter from tree to void *.
1440 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1441 Change arglist parameter to have type void *, and to be a pointer
1443 * config/rs6000/rs6000-protos.h
1444 (altivec_resolve_overloaded_builtin): Update declaration.
1445 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1446 fnargs parameter to have type void *, and to be a pointer to a
1447 VEC. Call build_function_call_vec instead of
1448 build_function_call.
1449 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1451 2009-04-20 Joey Ye <joey.ye@intel.com>
1452 Xuepeng Guo <xuepeng.guo@intel.com>
1453 H.J. Lu <hongjiu.lu@intel.com>
1455 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1457 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1458 (IX86_LEA_PRIORITY): Likewise.
1459 (distance_non_agu_define): New function.
1460 (distance_agu_use): Likewise.
1461 (ix86_lea_for_add_ok): Likewise.
1462 (ix86_dep_by_shift_count): Likewise.
1464 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1465 should split for LEA.
1467 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1469 (ix86_dep_by_shift_count): Likewise.
1471 2009-04-20 Richard Guenther <rguenther@suse.de>
1473 * expr.c (handled_component_p): Move ...
1474 * tree.h (handled_component_p): ... here.
1475 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1476 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1477 and REALPART_EXPR to be in one group.
1479 2009-04-20 Richard Guenther <rguenther@suse.de>
1481 * basic-block.h (get_all_dominated_blocks): Declare.
1482 * dominance.c (get_all_dominated_blocks): New function.
1483 * tree-cfg.c (get_all_dominated_blocks): Remove.
1484 (remove_edge_and_dominated_blocks): Adjust.
1485 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1486 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1487 instead of recursing.
1489 2009-04-20 Doug Kwan <dougkwan@google.com>
1491 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1492 (struct cgraph_node_set_def): New type.
1493 (cgraph_node_set) New type. Also declare vector functions.
1494 (struct cgraph_node_set_element_def): New type.
1495 (cgraph_node_set_element): Ditto.
1496 (cgraph_node_set_iterator): New iterator type.
1497 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1498 cgraph_node_set_remove, dump_cgraph_node_set,
1499 debug_cgraph_node_set): New prototypes.
1500 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1501 cgraph_node_set_size): New inlines.
1502 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1504 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1505 argument to function 'write_summary'.
1506 * ipa.c: Include ggc.h.
1507 (hash_cgraph_node_set_element,
1508 eq_cgraph_node_set_element, cgraph_node_set_new,
1509 cgraph_node_set_add, cgraph_node_set_remove,
1510 cgraph_node_set_find, dump_cgraph_node_set,
1511 debug_cgraph_node_set): New functions.
1512 * Makefile.in (ipa.o): Add dependency on GGC_H.
1514 2009-04-20 Ira Rosen <irar@il.ibm.com>
1516 PR tree-optimization/39675
1517 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1518 check of the return code of vect_schedule_slp. Check that
1519 stmt_vec_info still exists for the statement, before checking its
1522 2009-04-20 Michael Matz <matz@suse.de>
1524 * Makefile.in (generated_files): Take out $(simple_generated_c).
1526 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1528 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1529 (UINTPTR_TYPE): Likewise.
1531 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1534 * c-typeck.c (digest_init): Check for initializing an array with a
1537 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1540 * c-semantics.c (pop_stmt_list): Propagate
1541 STATEMENT_LIST_HAS_LABEL to parent statement list.
1543 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1545 * config/mips/mips.h (mips_tune_attr): New macro.
1546 * config/mips/mips.md (cpu): Use it.
1548 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1551 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1554 2009-04-19 Diego Novillo <dnovillo@google.com>
1556 * toplev.c (compile_file): Move call to coverage_finish ...
1557 * cgraphunit.c (ipa_passes): ... here.
1558 Call cgraph_process_new_functions.
1559 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1560 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1562 2009-04-19 Jan Hubicka <jh@suse.cz>
1564 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1566 (dump_cgraph_node): Dump can throw external flag.
1567 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1569 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1573 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1574 * common.opt (Wlogical-op): Move from here...
1575 * c.opt (Wlogical-op): ... to here.
1576 * c-typeck.c (parser_build_binary_op): Update call to
1577 warn_logical_operator.
1578 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1580 * c-common.c (warn_logical_op): Update.
1581 * c-common.h (warn_logical_op): Update declaration.
1583 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1585 * tree.c (protected_set_expr_location): Fix formatting.
1587 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1590 * c-typeck.c (readonly_warning): new.
1591 (build_unary_op, build_modify_expr): Use readonly_warning for
1592 storing into something readonly but not const-qualified.
1594 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1597 * c-typeck.c (build_unary_op): Check for taking address of
1598 expression of type void.
1600 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1603 * c-typeck.c (build_function_call): Check for calling a function
1604 with qualified void return types. Call require_complete_type when
1607 2009-04-18 Jan Hubicka <jh@suse.cz>
1609 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1611 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1612 can_throw_external flag.
1613 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1614 * ipa-pure-const.c (ignore_edge): New function.
1615 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1616 only over can_throw_external edges.
1617 (local_pure_const): Add nothrow flag.
1618 * ipa-utils.c (searchc): Add ignore_edge callback.
1619 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1620 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1621 (set_nothrow_function_flags): Update cgraph.
1622 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1624 2009-04-18 Richard Guenther <rguenther@suse.de>
1627 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1628 (fold_stmt): ... this and ...
1629 (fold_stmt_inplace): ... this.
1630 (fold_stmt_1): Fold references in calls and asms.
1631 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1633 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1635 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1636 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1638 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1640 * tree.c (function_args_count): Remove.
1641 * tree.h: Remove the prototype for function_args_count.
1643 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1645 * tree-iterator.c (expr_only): Remove.
1646 * tree.h: Remove the prototype for expr_only.
1648 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1650 * reginfo.c (cannot_change_mode_set_regs): Remove.
1651 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1653 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1655 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1656 whether operands 0 and 1 overlaps.
1658 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1661 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1662 pointer. Use warning_at instead of warning.
1663 (search_for_addr_array): Likewise.
1664 (check_array_bounds): Likewise.
1665 (check_all_array_refs): Check that the incoming edge is not in the
1666 list of edges to be removed.
1667 (check_all_array_refs): Avoid the temporal pointer.
1668 (vrp_visit_cond_stmt): Fix typo.
1669 (simplify_switch_using_ranges): Handle the case where the switch
1670 index is an integer constant.
1672 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1674 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1676 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1678 * doc/extend.texi, doc/invoke.texi: Fix typos.
1680 2009-04-17 Cary Coutant <ccoutant@google.com>
1682 * tree-flow-inline.h (get_lineno): Fix inverted test.
1684 2009-04-17 Diego Novillo <dnovillo@google.com>
1686 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1687 assertion for AVAIL_OUT.
1689 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1692 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1693 * config/sh/linux-atomic.asm: Likewise.
1695 2009-04-17 Diego Novillo <dnovillo@google.com>
1697 * except.c (debug_eh_tree): New.
1698 (struct eh_region, struct eh_status): Move ...
1699 * except.h: ... here.
1700 (add_type_for_runtime): Declare extern.
1701 (lookup_type_for_runtime): Likewise.
1702 (debug_eh_tree): Declare.
1703 * Makefile.in (GTFILES): List except.h before except.c
1705 2009-04-17 Diego Novillo <dnovillo@google.com>
1707 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1708 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1709 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1710 (find_vars_r): ... here.
1711 * tree-flow.h (find_referenced_vars_in): Declare.
1712 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1713 that AVAIL_OUT exists for BLOCK.
1714 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1715 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1716 (tree-parloops.o): Likewise.
1718 2009-04-17 Simon Baldwin <simonb@google.com>
1720 * toplev.c (default_tree_printer): Add handling for %E format.
1722 2009-04-17 Diego Novillo <dnovillo@google.com>
1724 * tree-pretty-print.c (dump_generic_node): Add break after
1725 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1726 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1727 FUNCTION_TYPE together. Call print_struct_decl when printing
1728 structures and TDF_SLIM is not given.
1729 (print_struct_decl): Fix logic for detecting recursion.
1731 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1734 * gcc.c (create_at_file): New.
1735 (compile_input_file_p): New.
1736 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1737 * main.c (main): Update call to toplev_main.
1738 * toplev.c (toplev_main): Change signature. Call expandargv.
1739 * toplev.h (toplev_main): Change signature.
1741 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1743 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1744 if the latter is not constant.
1746 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1748 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1750 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1752 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1753 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1755 2009-04-17 Richard Guenther <rguenther@suse.de>
1757 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1758 Handle component references view-converting an invariant address.
1760 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1762 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1763 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1764 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1765 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1766 Use @deftypevr rather than @deftypevar.
1768 2009-04-17 Richard Guenther <rguenther@suse.de>
1770 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1771 (get_prop_source_stmt): Likewise.
1772 (can_propagate_from): Likewise.
1774 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1776 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1777 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1778 (--with-multilib-list): Add default value.
1779 * configure: Regenerate.
1780 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1781 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1782 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1783 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1784 Don't add default cpu to multilib list unnecessarily, but do enable
1785 the relevant compiler option..
1786 Add support for --with-multilib-list=<blank> and
1787 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1788 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1789 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1790 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1792 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1793 (MULTILIB_OSDIRNAMES): New variable.
1794 * config/sh/t-1e: Delete file.
1795 * config/sh/t-mlib-sh1: Delete file.
1796 * config/sh/t-mlib-sh2: Delete file.
1797 * config/sh/t-mlib-sh2a: Delete file.
1798 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1799 * config/sh/t-mlib-sh2a-single: Delete file.
1800 * config/sh/t-mlib-sh2a-single-only: Delete file.
1801 * config/sh/t-mlib-sh2e: Delete file.
1802 * config/sh/t-mlib-sh3e: Delete file.
1803 * config/sh/t-mlib-sh4: Delete file.
1804 * config/sh/t-mlib-sh4-nofpu: Delete file.
1805 * config/sh/t-mlib-sh4-single: Delete file.
1806 * config/sh/t-mlib-sh4-single-only: Delete file.
1807 * config/sh/t-mlib-sh4a: Delete file.
1808 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1809 * config/sh/t-mlib-sh4a-single: Delete file.
1810 * config/sh/t-mlib-sh4a-single-only: Delete file.
1811 * config/sh/t-mlib-sh4al: Delete file.
1812 * config/sh/t-mlib-sh5-32media: Delete file.
1813 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1814 * config/sh/t-mlib-sh5-64media: Delete file.
1815 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1816 * config/sh/t-mlib-sh5-compact: Delete file.
1817 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1818 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1819 * doc/install.texi (Options specification): Add
1820 --with-multilib-list and --with-endian.
1822 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1824 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1826 (OBJS-common): Add plugin-version.o.
1827 (plugin-version.o): New.
1828 * gcc-plugin.h (plugin_gcc_version): New.
1829 (plugin_default_version_check): New.
1830 (plugin_init_func, plugin_init): Add version argument.
1831 * plugin-version.c: New.
1832 * plugin.c (str_plugin_gcc_version_name): New.
1833 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1834 pass it to the init function.
1835 (plugin_default_version_check): New.
1837 2009-04-17 Richard Guenther <rguenther@suse.de>
1839 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1840 for decl-vs-decl disambiguation.
1842 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1844 * config/s390/s390.h (s390_tune_attr): New macro definition.
1845 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1847 2009-04-17 Richard Guenther <rguenther@suse.de>
1849 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1850 (fold_stmt_r): Likewise.
1851 (maybe_fold_reference): New function.
1852 (fold_gimple_assign): Handle cases fold_stmt_r did.
1853 (fold_stmt): Do not use fold_stmt_r.
1854 (fold_stmt_inplace): Likewise.
1856 2009-04-17 Richard Guenther <rguenther@suse.de>
1858 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1859 (record_equivalences_from_stmt): Remove useless checks and
1861 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1862 the type is already suitable.
1864 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1866 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1868 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1870 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1871 (CMPtype): Define as __gcc_CMPtype.
1873 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1875 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1876 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1878 2009-04-17 Richard Guenther <rguenther@suse.de>
1880 PR tree-optimization/39746
1881 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1882 special-casing for builtins and static variable use/def.
1883 (call_may_clobber_ref_p_1): Likewise.
1885 2009-04-16 Ian Lance Taylor <iant@google.com>
1887 * df.h: Include "timevar.h".
1888 (struct df_problem): Change tv_id field to timevar_id_t.
1889 * tree-pass.h: Include "timevar.h".
1890 (struct opt_pass): Change tv_id field to timevar_id_t.
1891 * timevar.h (timevar_id_t): Define TV_NONE.
1892 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1893 TV_NONE rather than tv_id != 0.
1894 (execute_one_pass): Likewise.
1895 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1896 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1897 dependencies to $(TREE_PASS_H).
1898 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1900 (pass_branch_target_load_optimize2): Likewise.
1901 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1902 (pass_outof_cfg_layout_mode): Likewise.
1903 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1904 (pass_rebuild_cgraph_edges): Likewise.
1905 (pass_remove_cgraph_callee_edges): Likewise.
1906 * df-core.c (pass_df_initialize_opt): Likewise.
1907 (pass_df_initialize_no_opt): Likewise.
1908 (pass_df_finish): Likewise.
1909 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1910 * except.c (pass_set_nothrow_function_flags): Likewise.
1911 (pass_convert_to_eh_region_ranges): Likewise.
1912 * final.c (pass_compute_alignments): Likewise.
1913 * function.c (pass_instantiate_virtual_regs): Likewise.
1914 (pass_init_function): Likewise.
1915 (pass_leaf_regs): Likewise.
1916 (pass_match_asm_constraints): Likewise.
1917 * gimple-low.c (pass_lower_cf): Likewise.
1918 (pass_mark_used_blocks): Likewise.
1919 * init-regs.c (pass_initialize_regs): Likewise.
1920 * integrate.c (pass_initial_value_sets): Likewise.
1921 * ira.c (pass_ira): Likewise.
1922 * jump.c (pass_cleanup_barriers): Likewise.
1923 * omp-low.c (pass_expand_omp): Likewise.
1924 (pass_lower_omp): Likewise.
1925 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1926 * recog.c (pass_split_all_insns): Likewise.
1927 (pass_split_after_reload): Likewise.
1928 (pass_split_before_regstack): Likewise.
1929 (pass_split_before_sched2): Likewise.
1930 (pass_split_for_shorten_branches): Likewise.
1931 * reginfo.c (pass_reginfo_init): Likewise.
1932 (pass_subregs_of_mode_init): Likewise.
1933 (pass_subregs_of_mode_finish): Likewise.
1934 * passes.c (pass_postreload): Likewise.
1935 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1936 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1937 (pass_warn_function_return): Likewise.
1938 (pass_warn_function_noreturn): Likewise.
1939 * tree-complex.c (pass_lower_complex): Likewise.
1940 (pass_lower_complex_O0): Likewise.
1941 * tree-if-conv.c (pass_if_conversion): Likewise.
1942 * tree-into-ssa.c (pass_build_ssa): Likewise.
1943 * tree-mudflap.c (pass_mudflap_1): Likewise.
1944 (pass_mudflap_2): Likewise.
1945 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1946 (pass_mudflap_2): Likewise.
1947 * tree-nrv.c (pass_return_slot): Likewise.
1948 * tree-object-size.c (pass_object_sizes): Likewise.
1949 * tree-optimize.c (pass_all_optimizations): Likewise.
1950 (pass_early_local_passes): Likewise.
1951 (pass_all_early_optimizations): Likewise.
1952 (pass_cleanup_cfg): Likewise.
1953 (pass_cleanup_cfg_post_optimizing): Likewise.
1954 (pass_free_datastructures): Likewise.
1955 (pass_free_cfg_annotations): Likewise.
1956 (pass_fixup_cfg): Likewise.
1957 (pass_init_datastructures): Likewise.
1958 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1959 (pass_late_warn_uninitialized): Likewise.
1960 (pass_update_address_taken): Likewise.
1961 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1962 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1963 (pass_cse_sincos): Likewise.
1964 (pass_convert_to_rsqrt): Likewise.
1965 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1966 * tree-stdarg.c (pass_stdarg): Likewise.
1967 * tree-tailcall.c (pass_tail_recursion): Likewise.
1968 (pass_tail_calls): Likewise.
1969 * tree-vect-generic.c (pass_lower_vector): Likewise.
1970 (pass_lower_vector_ssa): Likewise.
1971 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1973 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1975 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1977 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1979 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1980 logical and signext.
1982 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1985 * config/sh/predicates.md (arith_operand): Check if the operand
1986 of TRUNCATE is a REG.
1988 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1990 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1991 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1993 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1995 * tree-iterator.c (tsi_split_statement_list_after,
1996 tsi_split_statement_list_before): Remove.
1997 * tree-iterator.h: Remove the prototypes for
1998 tsi_split_statement_list_after and tsi_split_statement_list_before.
2000 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2002 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2003 * tree-ssa-propagate.h: Remove the prototype for
2004 stmt_makes_single_load.
2006 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2008 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2009 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2011 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2013 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2015 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2017 * except.c (eh_region_outer_p): Remove.
2018 * except.h: Remove the prototype for eh_region_outer_p.
2020 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2022 * function.c (current_function_assembler_name): Remove.
2023 * function.h: Remove the prototype for
2024 current_function_assembler_name.
2026 2009-04-16 Ian Lance Taylor <iant@google.com>
2028 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2029 (add_reg_note): Call alloc_reg_note.
2030 * rtl.h (alloc_reg_note): Declare.
2031 * combine.c (try_combine): Use alloc_reg_note.
2032 (recog_for_combine, move_deaths): Likewise.
2033 (distribute_notes): Use alloc_reg_note and add_reg_note.
2034 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2035 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2036 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2038 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2040 PR rtl-optimization/39762
2041 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2042 ira_may_move_out_cost): Add comments about way of their usage.
2043 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2045 * ira-conflicts.c (process_regs_for_copy): Use function
2046 ira_get_register_move_cost instead of global
2047 ira_register_move_cost.
2049 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2050 color_pass, move_spill_restore, update_curr_costs): Ditto.
2052 * ira-lives.c (process_single_reg_class_operands): Ditto.
2054 * ira-emit.c (emit_move_list): Ditto.
2056 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2057 (record_reg_classes): Ditto. Use functions
2058 ira_get_register_move_cost and ira_get_may_move_cost instead of
2059 global vars ira_register_move_cost, ira_may_move_out_cost and
2060 ira_may_move_in_cost.
2061 (record_address_regs): Don't call ira_init_register_move_cost.
2062 Use function ira_get_may_move_cost instead of global
2063 ira_may_move_in_cost.
2064 (process_bb_node_for_hard_reg_moves): Use function
2065 ira_get_register_move_cost instead of global ira_register_move_cost.
2066 (ira_costs): Don't call ira_init_register_move_cost.
2068 2009-04-16 Richard Guenther <rguenther@suse.de>
2070 * tree-cfg.c (verify_gimple_assign_binary):
2071 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2072 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2073 (create_general_new_stmt): Note that this function is broken.
2075 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2077 * common.opt (fhelp): Add Var(help_flag).
2078 * gcc-plugin.h (plugin_info): Add help.
2079 * plugin.c (plugin_name_args): Add help.
2080 (register_plugin_info): Set plugin->help.
2081 (print_help_one_plugin): New.
2082 (print_plugins_help): New.
2083 * plugin.h (print_plugins_help): New.
2084 * toplev.c (toplev_main): Call print_plugins_help if needed.
2086 2009-04-16 Richard Guenther <rguenther@suse.de>
2088 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2089 (gimple_ior_addresses_taken_1): New function.
2090 (gimple_ior_addresses_taken): Likewise.
2091 * gimple.h (struct gimple_statement_with_ops_base): Remove
2092 addresses_taken member.
2093 (gimple_ior_addresses_taken): Declare.
2094 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2095 gimple_set_addresses_taken): Remove.
2096 * ipa-reference.c (mark_address): New function.
2097 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2098 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2099 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2100 (gimple_add_to_addresses_taken): Remove.
2101 (get_tmr_operands): Call mark_address_taken.
2102 (get_asm_expr_operands): Likewise.
2103 (get_expr_operands): Likewise.
2104 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2105 (free_stmt_operands): Do not free it.
2106 * tree-ssa.c (delete_tree_ssa): Likewise.
2107 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2109 2009-04-16 Richard Guenther <rguenther@suse.de>
2111 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2112 (walk_stmt_load_store_ops): Likewise.
2113 * gimple.c (get_base_loadstore): New function.
2114 (walk_stmt_load_store_addr_ops): Likewise.
2115 (walk_stmt_load_store_ops): Likewise.
2116 * ipa-pure-const.c (check_op): Simplify.
2117 (check_load, check_store): New functions.
2118 (check_stmt): Use walk_stmt_load_store_ops.
2119 * ipa-reference.c (mark_load): Adjust signature.
2120 (mark_store): Likewise.
2121 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2123 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2125 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2127 * opts.c (common_handle_option): Don't call print_version.
2128 * plugin.c (plugin_name_args): Add version.
2129 (register_plugin_info): New.
2130 (register_callback): Handle PLUGIN_INFO.
2131 (try_init_one_plugin): New.
2132 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2134 (finalize_one_plugin): New.
2135 (finalize_plugins): New.
2136 (print_one_plugin): New.
2137 (print_plugins_versions): New.
2138 * plugin.h (print_plugins_versions): New.
2139 (finalize_plugins): New.
2140 * toplev.c (compile_file): Don't call initialize_plugins.
2141 (print_version): Call print_plugins_versions.
2142 (toplev_main): Call initialize_plugins. Print version if needed.
2143 Call finalize_plugins.
2145 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2147 * common.opt (fversion): New.
2148 * gcc.c (print_version): New.
2149 (process_command): Don't print the version. Just set print_version.
2150 (main): Print version. Call subprocesses if print_version and
2151 verbose_flag are set.
2152 * opts.c (common_handle_option): Handle OPT_fversion.
2154 2009-04-16 Richard Guenther <rguenther@suse.de>
2155 Ira Rosen <irar@il.ibm.com>
2157 PR tree-optimization/39698
2158 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2159 type of the reduction variable. Only generate the def if
2162 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2163 make sure to first convert to an integer of the same precision.
2164 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2165 the type of the evolution correctly in computing the new
2166 induction variable base.
2168 2009-04-16 Richard Guenther <rguenther@suse.de>
2171 * tree-cfg.c (make_blocks): Split statements with to-be
2172 abnormal SSA names on the lhs.
2174 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2176 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2177 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2178 * c-typeck.c (really_start_incremental_init): Likewise.
2179 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2180 (TARGET_INITIALIZER): Remove it.
2181 * target.h (struct target): Remove vector_opaque_p.
2182 * tree.c (build_opaque_vector_type): New.
2183 * tree.h (TYPE_VECTOR_OPAQUE): New.
2184 (build_opaque_vector_type): Declare.
2185 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2186 * config/rs6000/rs6000.c (build_opaque_vector_type,
2187 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2188 (rs6000_init_builtins): Use build_opaque_vector_type for
2189 opaque_V4SI_type_node.
2191 2009-04-15 Catherine Moore <clm@codesourcery.com>
2193 * debug.h (set_name): Declare.
2194 * dwarf2out.c (dwarf2out_set_name): Declare.
2195 (dwarf2_debug_hooks): Add set_name.
2196 (find_AT_string): New.
2197 (add_AT_string): Call find_AT_string.
2198 (dwarf2out_set_name): New.
2199 * cp/decl.c (grokdeclarator): Call set_name.
2200 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2201 * debug.c (do_nothing_debug_hooks): Likewise.
2202 * dbxout.c (dbx_debug_hooks): Likewise.
2203 * sdbout.c (sdb_debug_hooks): Likewise.
2205 2009-04-15 Michael Eager <eager@eagercon.com>
2207 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2208 reg for single-precision FPU.
2209 * config/rs6000/rs6000.md (movsi_internal1): Only for
2211 (movsi_internal1_single): New. Add pattern to move SI values to/from
2212 single-precision FP regs.
2214 2009-04-15 Richard Guenther <rguenther@suse.de>
2216 * omp-low.c (lower_rec_input_clauses): Build correct address
2218 (expand_omp_for_generic): Fix multiplication type.
2219 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2220 (generate_memset_zero): Fix types.
2221 * tree-profile.c (prepare_instrumented_value): Correctly
2224 2009-04-15 Ian Lance Taylor <iant@google.com>
2226 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2227 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2228 for -Wall and for -Wc++-compat.
2229 (c_common_post_options): For C++, set warn_enum_compare if not
2231 * c-tree.h (struct c_expr): Add field original_type.
2232 (build_external_ref): Update declaration.
2233 * c-parser.c (c_parser_braced_init): Set original_type.
2234 (c_parser_initelt): Likewise.
2235 (c_parser_expr_no_commas): Likewise.
2236 (c_parser_conditional_expression): Likewise.
2237 (c_parser_cast_expression): Likewise.
2238 (c_parser_unary_expression): Likewise. Pull setting of
2239 original_code to top of function.
2240 (c_parser_sizeof_expression): Set original_type.
2241 (c_parser_alignof_expression): Likewise.
2242 (c_parser_postfix_expression): Likewise. Pull setting of
2243 original_code to top of function.
2244 (c_parser_postfix_expression_after_paren_type): Set original_type.
2245 (c_parser_postfix_expression_after_primary): Likewise.
2246 (c_parser_expression): Likewise.
2247 * c-typeck.c (build_external_ref): Add type parameter. Change all
2249 (c_expr_sizeof_expr): Set original_type field.
2250 (parser_build_unary_op): Likewise.
2251 (parser_build_binary_op): Likewise. Optionally warn about
2252 comparisons of enums of different types.
2253 (digest_init): Set original_type field.
2254 (really_start_incremental_init): Likewise.
2255 (push_init_level, pop_init_level): Likewise.
2256 * doc/invoke.texi (Warning Options): -Wenum-compare now
2259 2009-04-15 Richard Guenther <rguenther@suse.de>
2261 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2262 out a necessary conversion.
2263 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2264 names we didn't value number.
2265 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2267 2009-04-15 Richard Guenther <rguenther@suse.de>
2269 PR tree-optimization/39764
2270 * tree-ssa-ccp.c (get_value): Canonicalize value with
2271 canonicalize_float_value.
2273 2009-04-15 Jan Hubicka <jh@suse.cz>
2275 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2276 Wrong version of patch.
2278 2009-04-15 Jan Hubicka <jh@suse.cz>
2280 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2282 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2284 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2285 our distinct integral and vector types.
2287 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2289 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2290 * init.c (build_vtbl_address): Remove call to assemble_external.
2292 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2294 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2295 output for other floating point modes.
2297 2009-04-14 Diego Novillo <dnovillo@google.com>
2299 * diagnostic.c (diagnostic_report_diagnostic): Do not
2300 warn about loaded plugins for DK_ERROR and DK_WARNING.
2301 * c-decl.c (declspecs_add_type): Move call to
2302 invoke_plugin_callbacks ...
2303 * c-parser.c (c_parser_declspecs): ... here.
2304 * plugin.c (dump_active_plugins): Tidy output.
2306 2009-04-14 Diego Novillo <dnovillo@google.com>
2307 Le-Chun Wu <lcwu@google.com>
2309 * configure.ac: Add --enable-plugin support.
2310 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2311 * Makefile.in (PLUGIN_H): Define.
2312 Export ENABLE_PLUGIN and GMPINC to site.exp.
2313 Add PLUGINLIBS to link command.
2314 Add/modify dependencies for plugin.o and files including plugin.h.
2316 * config.in: Regenerate.
2318 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2321 2009-04-14 Le-Chun Wu <lcwu@google.com>
2323 * tree-pass.h (register_one_dump_file): Add a prototype for
2324 register_one_dump_file.
2325 * toplev.c (compile_file): Call initialize_plugins.
2326 (do_compile): Call invoke_plugin_callbacks.
2327 (toplev_main): Call invoke_plugin_callbacks.
2328 * common.opt: Add -fplugin= and -fplugin-arg-.
2329 * gcc-plugin.h: New public header file for plugins to include.
2330 * plugin.c: New source file.
2331 * plugin.h: New internal header file.
2332 * passes.c (register_one_dump_file): Make it external.
2334 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2336 2009-04-14 Diego Novillo <dnovillo@google.com>
2338 * doc/plugins.texi: New.
2339 * doc/gccint.texi: Add reference to Plugins chapter.
2340 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2341 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2342 loaded plugins, if any.
2343 * timevar.def (TV_PLUGIN_INIT): Define.
2344 (TV_PLUGIN_RUN): Define.
2345 * plugin.c: Include timevar.h
2346 (plugins_active_p): New.
2347 (dump_active_plugins): New.
2348 (debug_active_plugins): New.
2350 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2352 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2354 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2356 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2358 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2359 the same as a minus without a shift.
2361 2009-04-14 Nick Clifton <nickc@redhat.com>
2363 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2364 comparisons with small integers will always produce a short
2367 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2370 2008-12-19 Diego Novillo <dnovillo@google.com>
2372 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2374 2009-04-14 Richard Guenther <rguenther@suse.de>
2376 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2378 (verify_gimple_assign_binary): Likewise. Handle shifts and
2380 (verify_gimple_phi): Print the mismatched argument position.
2381 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2383 (vect_update_init_of_dr): Likewise.
2384 * matrix-reorg.c (transform_access_sites): Do what the
2386 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2388 2009-04-13 Michael Eager <eager@eagercon.com>
2390 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2391 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2392 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2393 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2394 remove duplicate config
2396 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2399 file_name:line_number type locator of the call site.
2401 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2403 * genautomata.c: Put blank after comma.
2404 (automaton_decls): New.
2405 (struct unit_usage): Add comments to member next.
2406 (store_alt_unit_usage): Keep the list ordered.
2407 (unit_present_on_list_p, equal_alternatives_p): New.
2408 (check_regexp_units_distribution): Check units distribution
2409 correctness correctly.
2410 (main): Don't write automata if error is found. Return correct
2413 * config/m68k/cf.md (cfv4_ds): Remove.
2414 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2415 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2417 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2418 power4-load-ext, power4-store, power4-store-update,
2419 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2420 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2421 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2422 power4-sqrt, power4-isync): Modify reservation to make correct
2423 unit distribution to automata.
2425 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2426 power5-store-update, power5-two, power5-three, power5-lmul,
2427 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2429 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2431 * except.c (pass_set_nothrow_function_flags): Set name and add
2433 (set_nothrow_function_flags): Mention in the dump file when
2434 changing a function to nothrow.
2436 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2439 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2440 instead of unsigned long.
2442 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2444 * config/arm/arm.c (return_used_this_function): Remove.
2445 (arm_output_function_prologue): Remove use of
2446 return_used_this_function.
2447 (output_return_instruction): Replace use of
2448 return_used_this_function
2449 by cfun->machine->return_used_this_function.
2450 (arm_output_epilogue): Likewise.
2451 (arm_output_function_epilogue): Likewise.
2452 (thumb_unexpanded_epilogue): Likewise.
2453 * config/arm/arm.h (struct machine_function):
2454 New member return_used_this_function.
2456 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2458 * doc/install.texi: Correct description of default directory for
2459 --with-gxx-include-dir.
2461 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2463 * fold-const.c (build_range_check): Properly deal with enumeral and
2466 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2468 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2469 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2470 * params.h (MAX_GCSE_PASSES): Remove.
2471 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2472 in sequence. Remove ability to run multiple passes.
2473 (bypass_jumps): Report run as third CPROP pass.
2475 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2478 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2479 when deciding whether the whole SEQUENCE can throw.
2481 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2484 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2485 offseted label references.
2487 2009-04-11 Jan Hubicka <jh@suse.cz>
2489 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2491 2009-04-11 Richard Guenther <rguenther@suse.de>
2494 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2495 return variables as TREE_ADDRESSABLE.
2497 2009-04-11 Richard Guenther <rguenther@suse.de>
2499 PR tree-optimization/39713
2500 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2501 reference trees have SSA_NAME operands.
2503 2009-04-11 Richard Guenther <rguenther@suse.de>
2506 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2507 address expressions.
2509 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2511 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2512 match changes in Cygwin 1.7
2513 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2514 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2516 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2518 PR tree-optimization/39701
2519 * doc/invoke.texi (Optimization Options): Document change in
2520 meaning and initialization of -fdelete-null-pointer-checks.
2522 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2525 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2527 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2530 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2532 2009-04-10 Chao-ying Fu <fu@mips.com>
2534 * doc/tm.texi (Instruction Output): Document
2535 TARGET_ASM_FINAL_POSTSCAN_INSN.
2536 * target.h (final_postscan_insn): New field in asm_out.
2537 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2538 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2539 * final.c (final_scan_insn): Call
2540 targetm.asm_out.final_postscan_insn after outputting
2541 an asm macro and a normal instruction.
2543 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2544 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2545 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2546 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2547 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2549 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2552 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2553 variables as non-NULL even with -fdelete-null-pointer-checks.
2555 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2559 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2562 * config/i386/i386.c (classify_argument): Handle SCmode with
2563 (bit_offset % 64) != 0.
2565 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2567 * doc/invoke.texi (Optimize Options): Add cross-reference to
2568 -Q --help=optimizers examples.
2570 2009-04-10 Ben Elliston <bje@au.ibm.com>
2573 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2574 regalign for the reg == fpr and TDmode case.
2576 2009-04-09 David Ayers <ayers@fsfe.org>
2579 * objc/objc-act.c (warn_with_method): Remove helper function.
2580 (check_duplicates): Call warning and inform directly.
2581 (really_start_method): Likewise.
2583 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2585 * expmed.c (expand_divmod): Always use a comparison for a division
2586 by a large unsigned integer.
2588 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2589 for things others than variables or functions as nonzero.
2591 2009-04-09 Nick Clifton <nickc@redhat.com>
2593 * unwind-compat.c: Change copyright header to refer to version
2594 3 of the GNU General Public License with version 3.1 of the
2595 GCC Runtime Library Exception and to point readers at the
2596 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2597 * config/alpha/crtfastmath.c: Likewise.
2598 * config/alpha/linux-unwind.h: Likewise.
2599 * config/alpha/qrnnd.asm: Likewise.
2600 * config/alpha/vms-crt0-64.c: Likewise.
2601 * config/alpha/vms-crt0.c: Likewise.
2602 * config/alpha/vms-dwarf2.asm: Likewise.
2603 * config/alpha/vms-dwarf2eh.asm: Likewise.
2604 * config/alpha/vms-psxcrt0-64.c: Likewise.
2605 * config/alpha/vms-psxcrt0.c: Likewise.
2606 * config/alpha/vms_tramp.asm: Likewise.
2607 * config/arc/initfini.c: Likewise.
2608 * config/arc/lib1funcs.asm: Likewise.
2609 * config/arm/bpabi-v6m.S: Likewise.
2610 * config/arm/bpabi.S: Likewise.
2611 * config/arm/bpabi.c: Likewise.
2612 * config/arm/crti.asm: Likewise.
2613 * config/arm/crtn.asm: Likewise.
2614 * config/arm/ieee754-df.S: Likewise.
2615 * config/arm/ieee754-sf.S: Likewise.
2616 * config/arm/lib1funcs.asm: Likewise.
2617 * config/arm/libunwind.S: Likewise.
2618 * config/arm/linux-atomic.c: Likewise.
2619 * config/arm/mmintrin.h: Likewise.
2620 * config/arm/pr-support.c: Likewise.
2621 * config/arm/unaligned-funcs.c: Likewise.
2622 * config/arm/unwind-arm.c: Likewise.
2623 * config/arm/unwind-arm.h: Likewise.
2624 * config/avr/libgcc.S: Likewise.
2625 * config/bfin/crti.s: Likewise.
2626 * config/bfin/crtlibid.s: Likewise.
2627 * config/bfin/crtn.s: Likewise.
2628 * config/bfin/lib1funcs.asm: Likewise.
2629 * config/bfin/linux-unwind.h: Likewise.
2630 * config/cris/arit.c: Likewise.
2631 * config/cris/cris_abi_symbol.c: Likewise.
2632 * config/darwin-64.c: Likewise.
2633 * config/darwin-crt2.c: Likewise.
2634 * config/darwin-crt3.c: Likewise.
2635 * config/darwin.h: Likewise.
2636 * config/dbxelf.h: Likewise.
2637 * config/dfp-bit.c: Likewise.
2638 * config/dfp-bit.h: Likewise.
2639 * config/elfos.h: Likewise.
2640 * config/fixed-bit.c: Likewise.
2641 * config/fixed-bit.h: Likewise.
2642 * config/fp-bit.c: Likewise.
2643 * config/fp-bit.h: Likewise.
2644 * config/fr30/crti.asm: Likewise.
2645 * config/fr30/crtn.asm: Likewise.
2646 * config/fr30/lib1funcs.asm: Likewise.
2647 * config/freebsd-spec.h: Likewise.
2648 * config/frv/cmovd.c: Likewise.
2649 * config/frv/cmovh.c: Likewise.
2650 * config/frv/cmovw.c: Likewise.
2651 * config/frv/frvbegin.c: Likewise.
2652 * config/frv/frvend.c: Likewise.
2653 * config/frv/lib1funcs.asm: Likewise.
2654 * config/glibc-stdint.h: Likewise.
2655 * config/h8300/clzhi2.c: Likewise.
2656 * config/h8300/crti.asm: Likewise.
2657 * config/h8300/crtn.asm: Likewise.
2658 * config/h8300/ctzhi2.c: Likewise.
2659 * config/h8300/fixunssfsi.c: Likewise.
2660 * config/h8300/lib1funcs.asm: Likewise.
2661 * config/h8300/parityhi2.c: Likewise.
2662 * config/h8300/popcounthi2.c: Likewise.
2663 * config/i386/ammintrin.h: Likewise.
2664 * config/i386/att.h: Likewise.
2665 * config/i386/avxintrin.h: Likewise.
2666 * config/i386/biarch64.h: Likewise.
2667 * config/i386/bmmintrin.h: Likewise.
2668 * config/i386/cpuid.h: Likewise.
2669 * config/i386/cross-stdarg.h: Likewise.
2670 * config/i386/crtfastmath.c: Likewise.
2671 * config/i386/crtprec.c: Likewise.
2672 * config/i386/cygming-crtbegin.c: Likewise.
2673 * config/i386/cygming-crtend.c: Likewise.
2674 * config/i386/cygwin.asm: Likewise.
2675 * config/i386/emmintrin.h: Likewise.
2676 * config/i386/gmm_malloc.h: Likewise.
2677 * config/i386/gthr-win32.c: Likewise.
2678 * config/i386/i386.h: Likewise.
2679 * config/i386/immintrin.h: Likewise.
2680 * config/i386/linux-unwind.h: Likewise.
2681 * config/i386/linux64.h: Likewise.
2682 * config/i386/mm3dnow.h: Likewise.
2683 * config/i386/mmintrin-common.h: Likewise.
2684 * config/i386/mmintrin.h: Likewise.
2685 * config/i386/nmmintrin.h: Likewise.
2686 * config/i386/pmm_malloc.h: Likewise.
2687 * config/i386/pmmintrin.h: Likewise.
2688 * config/i386/smmintrin.h: Likewise.
2689 * config/i386/sol2-c1.asm: Likewise.
2690 * config/i386/sol2-ci.asm: Likewise.
2691 * config/i386/sol2-cn.asm: Likewise.
2692 * config/i386/sol2-gc1.asm: Likewise.
2693 * config/i386/tmmintrin.h: Likewise.
2694 * config/i386/unix.h: Likewise.
2695 * config/i386/w32-unwind.h: Likewise.
2696 * config/i386/wmmintrin.h: Likewise.
2697 * config/i386/x86-64.h: Likewise.
2698 * config/i386/x86intrin.h: Likewise.
2699 * config/i386/xmmintrin.h: Likewise.
2700 * config/ia64/crtbegin.asm: Likewise.
2701 * config/ia64/crtend.asm: Likewise.
2702 * config/ia64/crtfastmath.c: Likewise.
2703 * config/ia64/crti.asm: Likewise.
2704 * config/ia64/crtn.asm: Likewise.
2705 * config/ia64/fde-glibc.c: Likewise.
2706 * config/ia64/lib1funcs.asm: Likewise.
2707 * config/ia64/linux-unwind.h: Likewise.
2708 * config/ia64/quadlib.c: Likewise.
2709 * config/ia64/unwind-ia64.c: Likewise.
2710 * config/linux.h: Likewise.
2711 * config/m32c/m32c-lib1.S: Likewise.
2712 * config/m32c/m32c-lib2-trapv.c: Likewise.
2713 * config/m32c/m32c-lib2.c: Likewise.
2714 * config/m32r/initfini.c: Likewise.
2715 * config/m68hc11/larith.asm: Likewise.
2716 * config/m68hc11/m68hc11-crt0.S: Likewise.
2717 * config/m68k/cf.md: Likewise.
2718 * config/m68k/crti.s: Likewise.
2719 * config/m68k/crtn.s: Likewise.
2720 * config/m68k/lb1sf68.asm: Likewise.
2721 * config/m68k/linux-unwind.h: Likewise.
2722 * config/mcore/crti.asm: Likewise.
2723 * config/mcore/crtn.asm: Likewise.
2724 * config/mcore/lib1.asm: Likewise.
2725 * config/mips/linux-unwind.h: Likewise.
2726 * config/mips/loongson.h: Likewise.
2727 * config/mips/mips16.S: Likewise.
2728 * config/mmix/crti.asm: Likewise.
2729 * config/mmix/crtn.asm: Likewise.
2730 * config/pa/fptr.c: Likewise.
2731 * config/pa/hpux-unwind.h: Likewise.
2732 * config/pa/lib2funcs.asm: Likewise.
2733 * config/pa/linux-atomic.c: Likewise.
2734 * config/pa/linux-unwind.h: Likewise.
2735 * config/pa/milli64.S: Likewise.
2736 * config/pa/quadlib.c: Likewise.
2737 * config/pa/stublib.c: Likewise.
2738 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2739 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2740 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2741 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2742 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2743 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2744 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2745 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2746 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2747 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2748 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2749 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2750 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2751 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2752 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2753 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2754 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2755 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2756 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2757 * config/rs6000/750cl.h: Likewise.
2758 * config/rs6000/altivec.h: Likewise.
2759 * config/rs6000/biarch64.h: Likewise.
2760 * config/rs6000/crtresfpr.asm: Likewise.
2761 * config/rs6000/crtresgpr.asm: Likewise.
2762 * config/rs6000/crtresxfpr.asm: Likewise.
2763 * config/rs6000/crtresxgpr.asm: Likewise.
2764 * config/rs6000/crtsavfpr.asm: Likewise.
2765 * config/rs6000/crtsavgpr.asm: Likewise.
2766 * config/rs6000/darwin-asm.h: Likewise.
2767 * config/rs6000/darwin-fallback.c: Likewise.
2768 * config/rs6000/darwin-fpsave.asm: Likewise.
2769 * config/rs6000/darwin-ldouble.c: Likewise.
2770 * config/rs6000/darwin-tramp.asm: Likewise.
2771 * config/rs6000/darwin-unwind.h: Likewise.
2772 * config/rs6000/darwin-vecsave.asm: Likewise.
2773 * config/rs6000/darwin-world.asm: Likewise.
2774 * config/rs6000/e500crtres32gpr.asm: Likewise.
2775 * config/rs6000/e500crtres64gpr.asm: Likewise.
2776 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2777 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2778 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2779 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2780 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2781 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2782 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2783 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2784 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2785 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2786 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2787 * config/rs6000/eabi-ci.asm: Likewise.
2788 * config/rs6000/eabi-cn.asm: Likewise.
2789 * config/rs6000/eabi.asm: Likewise.
2790 * config/rs6000/linux-unwind.h: Likewise.
2791 * config/rs6000/linux64.h: Likewise.
2792 * config/rs6000/paired.h: Likewise.
2793 * config/rs6000/paired.md: Likewise.
2794 * config/rs6000/ppc64-fp.c: Likewise.
2795 * config/rs6000/ppu_intrinsics.h: Likewise.
2796 * config/rs6000/rs6000.h: Likewise.
2797 * config/rs6000/si2vmx.h: Likewise.
2798 * config/rs6000/sol-ci.asm: Likewise.
2799 * config/rs6000/sol-cn.asm: Likewise.
2800 * config/rs6000/spe.h: Likewise.
2801 * config/rs6000/spu2vmx.h: Likewise.
2802 * config/rs6000/sysv4.h: Likewise.
2803 * config/rs6000/tramp.asm: Likewise.
2804 * config/rs6000/vec_types.h: Likewise.
2805 * config/s390/linux-unwind.h: Likewise.
2806 * config/s390/tpf-unwind.h: Likewise.
2807 * config/score/crti.asm: Likewise.
2808 * config/score/crtn.asm: Likewise.
2809 * config/sh/crt1.asm: Likewise.
2810 * config/sh/crti.asm: Likewise.
2811 * config/sh/crtn.asm: Likewise.
2812 * config/sh/divtab-sh4-300.c: Likewise.
2813 * config/sh/divtab-sh4.c: Likewise.
2814 * config/sh/divtab.c: Likewise.
2815 * config/sh/lib1funcs-4-300.asm: Likewise.
2816 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2817 * config/sh/lib1funcs.asm: Likewise.
2818 * config/sh/lib1funcs.h: Likewise.
2819 * config/sh/linux-atomic.asm: Likewise.
2820 * config/sh/linux-unwind.h: Likewise.
2821 * config/sh/shmedia.h: Likewise.
2822 * config/sh/sshmedia.h: Likewise.
2823 * config/sh/ushmedia.h: Likewise.
2824 * config/sparc/crtfastmath.c: Likewise.
2825 * config/sparc/linux-unwind.h: Likewise.
2826 * config/sparc/sol2-c1.asm: Likewise.
2827 * config/sparc/sol2-ci.asm: Likewise.
2828 * config/sparc/sol2-cn.asm: Likewise.
2829 * config/spu/divmodti4.c: Likewise.
2830 * config/spu/divv2df3.c: Likewise.
2831 * config/spu/float_disf.c: Likewise.
2832 * config/spu/float_unsdidf.c: Likewise.
2833 * config/spu/float_unsdisf.c: Likewise.
2834 * config/spu/float_unssidf.c: Likewise.
2835 * config/spu/mfc_multi_tag_release.c: Likewise.
2836 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2837 * config/spu/mfc_tag_release.c: Likewise.
2838 * config/spu/mfc_tag_reserve.c: Likewise.
2839 * config/spu/mfc_tag_table.c: Likewise.
2840 * config/spu/multi3.c: Likewise.
2841 * config/spu/spu_internals.h: Likewise.
2842 * config/spu/spu_intrinsics.h: Likewise.
2843 * config/spu/spu_mfcio.h: Likewise.
2844 * config/spu/vec_types.h: Likewise.
2845 * config/spu/vmx2spu.h: Likewise.
2846 * config/stormy16/stormy16-lib2.c: Likewise.
2847 * config/svr4.h: Likewise.
2848 * config/sync.c: Likewise.
2849 * config/v850/lib1funcs.asm: Likewise.
2850 * config/vxlib-tls.c: Likewise.
2851 * config/vxlib.c: Likewise.
2852 * config/vxworks-dummy.h: Likewise.
2853 * config/xtensa/crti.asm: Likewise.
2854 * config/xtensa/crtn.asm: Likewise.
2855 * config/xtensa/ieee754-df.S: Likewise.
2856 * config/xtensa/ieee754-sf.S: Likewise.
2857 * config/xtensa/lib1funcs.asm: Likewise.
2858 * config/xtensa/lib2funcs.S: Likewise.
2859 * config/xtensa/linux-unwind.h: Likewise.
2860 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2861 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2862 * coretypes.h: Likewise.
2863 * crtstuff.c: Likewise.
2864 * defaults.h: Likewise.
2865 * dwarf2.h: Likewise.
2866 * emutls.c: Likewise.
2867 * gbl-ctors.h: Likewise.
2868 * gcov-io.h: Likewise.
2869 * ginclude/float.h: Likewise.
2870 * ginclude/iso646.h: Likewise.
2871 * ginclude/stdarg.h: Likewise.
2872 * ginclude/stdbool.h: Likewise.
2873 * ginclude/stddef.h: Likewise.
2874 * ginclude/stdfix.h: Likewise.
2875 * ginclude/stdint-gcc.h: Likewise.
2876 * ginclude/tgmath.h: Likewise.
2877 * gthr-aix.h: Likewise.
2878 * gthr-dce.h: Likewise.
2879 * gthr-gnat.c: Likewise.
2880 * gthr-gnat.h: Likewise.
2881 * gthr-lynx.h: Likewise.
2882 * gthr-mipssde.h: Likewise.
2883 * gthr-nks.h: Likewise.
2884 * gthr-posix.c: Likewise.
2885 * gthr-posix.h: Likewise.
2886 * gthr-posix95.h: Likewise.
2887 * gthr-rtems.h: Likewise.
2888 * gthr-single.h: Likewise.
2889 * gthr-solaris.h: Likewise.
2890 * gthr-tpf.h: Likewise.
2891 * gthr-vxworks.h: Likewise.
2892 * gthr-win32.h: Likewise.
2894 * libgcc2.c: Likewise.
2895 * libgcc2.h: Likewise.
2896 * libgcov.c: Likewise.
2897 * tsystem.h: Likewise.
2898 * typeclass.h: Likewise.
2899 * unwind-c.c: Likewise.
2900 * unwind-compat.h: Likewise.
2901 * unwind-dw2-fde-compat.c: Likewise.
2902 * unwind-dw2-fde-darwin.c: Likewise.
2903 * unwind-dw2-fde-glibc.c: Likewise.
2904 * unwind-dw2-fde.c: Likewise.
2905 * unwind-dw2-fde.h: Likewise.
2906 * unwind-dw2.c: Likewise.
2907 * unwind-dw2.h: Likewise.
2908 * unwind-generic.h: Likewise.
2909 * unwind-pe.h: Likewise.
2910 * unwind-sjlj.c: Likewise.
2911 * unwind.inc: Likewise.
2912 * config/arm/neon-gen.ml: Change generated copyright header to
2913 refer to version 3 of the GNU General Public License with
2914 version 3.1 of the GCC Runtime Library Exception and to point
2915 readers at the COPYING3 and COPYING3.RUNTIME files and the
2916 FSF's license web page.
2917 * config/arm/arm_neon.h: Regenerate.
2919 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2921 * config/cris/cris.md: Change copyright header to refer to version
2922 3 of the GNU General Public License.
2923 * doc/install.texi2html: Change copyright header to refer to version
2924 3 of the GNU General Public License and to point readers at the
2925 COPYING3 file and the FSF's license web page.
2926 * config/vax/linux.h: Likewise.
2928 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2930 * config/i386/i386.md (cmpcc): New.
2931 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2932 (sync_compare_and_swap_cc*): Delete.
2934 * config/s390/s390.c (s390_compare_emitted): Remove.
2935 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2936 s390_compare_emitted used to be handled. Assert that modes match.
2937 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2938 refer to sync_compare_and_swap_ccsi.
2939 * config/s390/s390.h (s390_compare_emitted): Remove.
2940 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2941 instead of s390_compare_emitted.
2942 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2943 instead of s390_compare_emitted.
2944 * config/s390/s390.md (cmpcc): New.
2945 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2946 CC_REGNUM, do not pretend it's set.
2947 (sync_compare_and_swap_cc*): Delete.
2948 * config/s390/predicates.md (cc_reg_operand): New.
2950 * expr.c (sync_compare_and_swap_cc): Delete.
2951 * optabs.h (sync_compare_and_swap_cc): Delete.
2952 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2953 is being used with can_compare_p.
2954 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2956 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2957 look for a MODE_CC set instead. Use emit_store_flag.
2958 (expand_compare_and_swap_loop): Likewise, with some additional
2959 complication to avoid a force_reg when useless. Use
2960 emit_cmp_and_jump_insns.
2961 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2962 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2963 sync_compare_and_swap documentation.
2965 2009-04-09 Jan Hubicka <jh@suse.cz>
2967 * except.c (find_prev_try): Break out from ....
2968 (duplicate_eh_regions): ... here; properly update prev_try pointers
2969 when duplication part of tree.
2970 (dump_eh_tree): Improve dumping.
2971 (verify_eh_region): New.
2972 (verify_eh_tree): Use it.
2974 2009-04-06 Richard Guenther <rguenther@suse.de>
2976 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2977 &ARRAY addresses by adjusting their types and prepending
2979 * tree-cfg.c (verify_gimple_assign_single): Verify that
2980 addresses are correct.
2982 2009-04-09 Richard Guenther <rguenther@suse.de>
2984 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2985 indices into an array reference if possible.
2986 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2987 Fold POINTER_PLUS_EXPR statements with invariant address.
2989 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2992 * config.gcc (powerpc64-*-linux*): Always build biarch.
2994 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2997 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2998 it and pedwarn if this results in an INTEGER_CST.
3000 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3002 * doc/install.texi: Update minimum GMP version. Remove obsolete
3003 text in MPFR section.
3005 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3007 * dwarf2out.c (class_scope_p): New static inline.
3008 (class_or_namespace_scope_p): Use it.
3009 (gen_variable_die): Use DW_TAG_member tag for static data member
3010 declarations instead of DW_TAG_variable.
3013 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3016 2009-04-08 Richard Guenther <rguenther@suse.de>
3018 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3019 valueize random data.
3021 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3023 * config.gcc (aix tm_file): Add aix-stdint.h.
3024 (aix tm clause use_gcc_stdint): Set to wrap.
3025 * config/rs6000/aix-stdint.h: New file.
3027 2009-04-08 Richard Guenther <rguenther@suse.de>
3030 * tree-dfa.c (add_referenced_var): Do not recurse into
3031 global initializers.
3032 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3034 (fold_const_aggregate_ref): Likewise.
3036 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3038 * recog.c (ordered_comparison_operator): New.
3039 * gensupport.c (std_preds): Add it.
3040 * doc/md.texi (Machine-Independent Predicates): Document it.
3042 2009-04-08 Jan Hubicka <jh@suse.cz>
3044 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3045 * function.h (rtl_eh): Remove exception_handler_label_map.
3046 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3047 remove_exception_handler_label, for_each_eh_label_1): Remove.
3048 (rtl_remove_unreachable_regions): Remove.
3049 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3050 (find_exception_handler_labels): Don't build the hashtable.
3051 (maybe_remove_eh_handler): Remove.
3052 (for_each_eh_label): Rewrite to walk the tree.
3053 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3054 * except.h (maybe_remove_eh_handler): Remove.
3055 * passes.c (init_optimization_passes): Schedule second EH cleanup
3057 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3058 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3060 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3062 * genoutput.c (validate_optab_operands): New.
3063 (gen_insn, gen_expand): Call it.
3065 * genflags.c (gen_insn): Detect misused iterators.
3066 (main): Pass line_no to gen_insn, exit with status 1 on error.
3068 * genextract.c (line_no): Make global.
3069 (VEC_safe_set_locstr): Change assertion to error message.
3070 (main): Exit with status 1 on error.
3072 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3076 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3077 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3078 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3079 * c-convert.c (convert): Do not call fold on results of conversion
3080 functions when the result is a C_MAYBE_CONST_EXPR.
3081 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3082 of __builtin_choose_expr.
3083 * c-typeck.c (remove_c_maybe_const_expr): New.
3084 (build_unary_op, build_conditional_expr, build_compound_expr,
3085 build_binary_op, c_objc_common_truthvalue_conversion): Call
3086 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3089 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3091 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3092 CODE to produce a new one. Add a prototype to use fold_convert_const
3094 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3097 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3098 mix declarations and code.
3100 2009-04-08 Ben Elliston <bje@au.ibm.com>
3102 * gcc.c: Replace `CC' with `GCC' throughout.
3104 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3106 * doc/invoke.texi: Document Atom support.
3108 2009-04-07 Jason Merrill <jason@redhat.com>
3111 * c-common.h, c-common.c: Add flag_pretty_templates.
3112 * c-opts.c (c_common_handle_option): Set it.
3113 * c.opt: Add -fno-pretty-templates.
3114 * doc/invoke.texi (C++ Dialect Options): Likewise.
3116 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3118 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3119 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3120 (ia64_expand_builtin): Likewise.
3122 2009-04-07 Martin Jambor <mjambor@suse.cz>
3124 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3125 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3126 ADDR_EXPRS are include too.
3128 2009-04-07 Richard Guenther <rguenther@suse.de>
3130 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3131 decls are only used if passes as parameters or if they are
3132 local statics and the call is not to a builtin.
3133 (call_may_clobber_ref_p_1): Likewise.
3135 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3137 * expr.c (do_store_flag): Remove last argument. Simplify code
3138 to avoid duplication of tests already done by can_compare_p.
3139 (expand_expr_real_1): Adjust caller.
3141 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3143 * optabs.c (can_compare_p): Test the predicate of a
3144 cbranch and cstore pattern.
3146 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3148 * expr.c (convert_move): Use emit_store_flag instead of
3151 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3153 * config/i386/i386.c (ix86_compare_emitted): Remove.
3154 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3155 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3156 * config/i386/i386.h (ix86_compare_emitted): Remove.
3157 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3158 instead of ix86_compare_emitted.
3159 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3161 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3163 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3164 Add t-sysroot-suffix to tmake_file.
3165 * config/print-sysroot-suffix.sh: New file.
3166 * config/t-sysroot-suffix: New file.
3168 2009-04-07 Ben Elliston <bje@au.ibm.com>
3170 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3171 as the latter produces a warning when the target does not support
3174 2009-04-07 Ben Elliston <bje@au.ibm.com>
3176 * dfp.c: Replace type punning assignments with memcpy throughout.
3177 * Makefile.in (dfp.o-warn): Remove.
3179 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3182 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3183 Include soft-fp/t-softfp after rs6000/t-linux64.
3185 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3187 * stor-layout.c (set_sizetype): Use the full precision of their
3188 machine mode for bitsize types.
3190 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/i386.md: Revert 2 accidental checkins.
3194 2009-04-06 Joey Ye <joey.ye@intel.com>
3195 Xuepeng Guo <xuepeng.guo@intel.com>
3196 H.J. Lu <hongjiu.lu@intel.com>
3198 Atom pipeline model, tuning and insn selection.
3199 * config.gcc (atom): Add atom config options and target.
3201 * config/i386/atom.md: New.
3203 * config/i386/i386.c (atom_cost): New cost.
3204 (m_ATOM): New macro flag.
3205 (initial_ix86_tune_features): Set m_ATOM.
3206 (x86_accumulate_outgoing_args): Likewise.
3207 (x86_arch_always_fancy_math_387): Likewise.
3208 (processor_target): Add Atom cost.
3209 (cpu_names): Add Atom cpu name.
3210 (override_options): Set Atom ISA.
3211 (ix86_issue_rate): New case PROCESSOR_ATOM.
3212 (ix86_adjust_cost): Likewise.
3214 * config/i386/i386.h (TARGET_ATOM): New target macro.
3215 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3216 (TARGET_OPT_AGU): New target option.
3217 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3218 (processor_type): Add PROCESSOR_ATOM.
3220 * config/i386/i386.md (cpu): Add new value "atom".
3221 (use_carry, movu): New attr.
3222 (atom.md): Include atom.md.
3223 (adddi3_carry_rex64): Set attr "use_carry".
3224 (addqi3_carry): Likewise.
3225 (addhi3_carry): Likewise.
3226 (addsi3_carry): Likewise.
3227 (*addsi3_carry_zext): Likewise.
3228 (subdi3_carry_rex64): Likewise.
3229 (subqi3_carry): Likewise.
3230 (subhi3_carry): Likewise.
3231 (subsi3_carry): Likewise.
3232 (x86_movdicc_0_m1_rex64): Likewise.
3233 (*x86_movdicc_0_m1_se): Likewise.
3234 (x86_movsicc_0_m1): Likewise.
3235 (*x86_movsicc_0_m1_se): Likewise.
3236 (*adddi_1_rex64): Emit add insn as much as possible.
3237 (*addsi_1): Likewise.
3238 (return_internal): Set atom_unit.
3239 (return_internal_long): Likewise.
3240 (return_pop_internal): Likewise.
3241 (*rcpsf2_sse): Set atom_sse_attr attr.
3242 (*qrt<mode>2_sse): Likewise.
3243 (*prefetch_sse): Likewise.
3245 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3247 (ix86_target_macros_internal): Likewise.
3249 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3250 (*prefetch_sse_rex): Likewise.
3251 (sse_rcpv4sf2): Likewise.
3252 (sse_vmrcpv4sf2): Likewise.
3253 (sse_sqrtv4sf2): Likewise.
3254 (<sse>_vmsqrt<mode>2): Likewise.
3255 (sse_ldmxcsr): Likewise.
3256 (sse_stmxcsr): Likewise.
3257 (*sse_sfence): Likewise.
3258 (sse2_clflush): Likewise.
3259 (*sse2_mfence): Likewise.
3260 (*sse2_lfence): Likewise.
3261 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3262 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3263 (avx_movdqu<avxmodesuffix>): Likewise.
3264 (avx_lddqu<avxmodesuffix>): Likewise.
3265 (sse2_movntv2di): Change attr "type" to "ssemov".
3266 (sse2_movntsi): Likewise.
3267 (rsqrtv8sf2): Change attr "type" to "sseadd".
3268 (sse3_addsubv2df3): Set attr "atom_unit".
3269 (sse3_h<plusminus_insn>v4sf3): Likewise.
3270 (*sse2_pmaddwd): Likewise.
3271 (*vec_extractv2di_1_rex64): Likewise.
3272 (*vec_extractv2di_1_avx): Likewise.
3273 (sse2_psadbw): Likewise.
3274 (ssse3_phaddwv8hi3): Likewise.
3275 (ssse3_phaddwv4hi3): Likewise.
3276 (ssse3_phadddv4si3): Likewise.
3277 (ssse3_phadddv2si3): Likewise.
3278 (ssse3_phaddswv8hi3): Likewise.
3279 (ssse3_phaddswv4hi3): Likewise.
3280 (ssse3_phsubwv8hi3): Likewise.
3281 (ssse3_phsubwv4hi3): Likewise.
3282 (ssse3_phsubdv4si3): Likewise.
3283 (ssse3_phsubdv2si3): Likewise.
3284 (ssse3_phsubswv8hi3): Likewise.
3285 (ssse3_phsubswv4hi3): Likewise.
3286 (ssse3_pmaddubsw128): Likewise.
3287 (sse3_pmaddubsw: Likewise.
3288 (ssse3_palignrti): Likewise.
3289 (ssse3_palignrdi): Likewise.
3291 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3293 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3295 2009-04-06 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/28868
3298 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3299 of which PHI results we inserted.
3300 (insert_into_preds_of_block): Record inserted PHIs.
3301 (eliminate): Eliminate redundant PHI nodes.
3302 (init_pre): Init inserted_phi_names.
3304 2009-04-06 Richard Guenther <rguenther@suse.de>
3306 PR tree-optimization/39643
3307 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3308 IMAGPART_EXPRs of complex constants.
3309 (execute_fold_all_builtins): If we folded a call queue
3310 TODO_update_address_taken.
3312 2009-04-06 Jan Hubicka <jh@suse.cz>
3315 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3318 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3320 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3322 (ic_invalidate_array): Likewise.
3324 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3326 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3327 alignment for library calls.
3329 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3331 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3332 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3333 * config/i386/mingw-stdint.h: New file.
3335 2009-04-05 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/39648
3338 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3339 our &A vs. &A[0] IL deficiencies.
3341 2009-04-04 Jan Hubicka <jh@suse.cz>
3343 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3344 removed toplevel regions.
3345 (sjlj_mark_call_sites): Likewise.
3347 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3349 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3350 (cygwin tm clause use_gcc_stdint): Set to wrap.
3351 * config/i386/cygwin-stdint.h: New file.
3353 2009-04-04 Richard Guenther <rguenther@suse.de>
3355 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3356 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3357 single-argument PHIs if we are in loop-closed SSA form.
3358 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3359 for the pre-condition.
3360 (slpeel_tree_peel_loop_to_edge): Likewise.
3361 (vect_build_loop_niters): Take an optional sequence to append stmts.
3362 (vect_generate_tmps_on_preheader): Likewise.
3363 (vect_do_peeling_for_loop_bound): Take extra guards for the
3365 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3366 the cost model check.
3367 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3368 guards if we are going to peel. Do not apply versioning in that case.
3369 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3370 (vect_do_peeling_for_loop_bound): Likewise.
3371 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3372 loop bound only record extra pre-conditions, do not apply loop
3375 2009-04-04 Richard Guenther <rguenther@suse.de>
3377 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3380 2009-04-04 Jan Hubicka <jh@suse.cz>
3382 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3383 last_basic_block for size of bb->index indexed array.
3384 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3385 compute_out, link_btr_uses, build_btr_def_use_webs,
3386 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3388 2009-04-04 Jan Hubicka <jh@suse.cz>
3390 * except.c (remove_eh_handler_and_replace): Break out from ...
3391 (remove_eh_handler): ... here.
3392 (bring_to_root): New function.
3393 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3394 handled ones, bring others to root of tree.
3396 2009-04-04 Jan Hubicka <jh@suse.cz>
3398 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3399 (all_phis_safe_to_merge): New function.
3400 (update_info): New structure.
3401 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3402 (cleanup_empty_eh): Update SSA if possible.
3404 2009-04-04 Richard Guenther <rguenther@suse.de>
3406 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3407 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3408 (append_vuse): Likewise.
3410 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3412 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3413 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3414 instead of REG_UNSAVED for DW_CFA_undefined.
3415 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3416 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3419 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3422 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3423 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3424 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3426 2009-04-04 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/8781
3429 PR tree-optimization/37892
3430 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3431 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3432 (valueize_refs): Call it for *& valueizations.
3433 (shared_reference_ops_from_ref): Rename to ...
3434 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3435 (shared_reference_ops_from_call): Rename to ...
3436 (valueize_shared_reference_ops_from_call): ... this and valueize.
3437 (vn_reference_lookup): Update.
3438 (visit_reference_op_call): Likewise.
3439 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3440 (eliminate): Value-replace the call address in call statements.
3442 2009-04-04 Richard Guenther <rguenther@suse.de>
3444 PR tree-optimization/39636
3445 * tree-ssa-forwprop.c
3446 (forward_propagate_addr_into_variable_array_index): Check for
3447 GIMPLE_ASSIGN before accessing the rhs code.
3449 2009-04-03 Jason Merrill <jason@redhat.com>
3451 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3453 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3455 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3456 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3457 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3458 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3459 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3460 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3461 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3462 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3463 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3464 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3465 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3466 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3467 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3468 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3469 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3470 Use fr_reg_or_fp01_operand instead of fr_register_operand
3472 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3473 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3474 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3476 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3478 PR rtl-optimization/39607
3479 PR rtl-optimization/39631
3483 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3484 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3485 instead of DF_LR_OUT.
3486 * ira-lives.c (process_bb_node_lives): Ditto.
3487 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3488 instead of DF_LR_{OUT,IN}.
3489 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3490 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3492 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3494 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3495 (execute_lower_omp): Always run but take the short way out if -fopenmp
3497 (gate_lower_omp): Remove, forcing the pass manager to always run the
3498 pass and always set PROP_gimple_lomp.
3499 (pass_lower_omp): Remove gate function.
3500 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3501 PROP_trees. Instead, require it.
3502 * ipa-cp.c (pass_ipa_cp): Likewise.
3503 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3504 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3505 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3506 and PROP_gimple_leh.
3508 2009-04-03 Richard Guenther <rguenther@suse.de>
3511 PR tree-optimization/23940
3512 PR tree-optimization/33237
3515 PR tree-optimization/36201
3516 PR tree-optimization/36230
3517 PR tree-optimization/38049
3518 PR tree-optimization/38207
3519 PR tree-optimization/38230
3520 PR tree-optimization/38301
3521 PR tree-optimization/38585
3523 PR tree-optimization/38985
3524 PR tree-optimization/39299
3525 * tree-ssa-structalias.h: Remove.
3526 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3527 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3528 (struct vuse_element_d): Remove.
3529 (struct vuse_vec_d): Likewise.
3530 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3531 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3532 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3533 VUSE_ELEMENT_VAR): Likewise.
3534 (struct voptype_d): Likewise.
3535 (NUM_VOP_FREE_BUCKETS): Likewise.
3536 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3537 (struct stmt_operands_d): Remove.
3538 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3539 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3540 VDEF_NUM, VDEF_VECT): Likewise.
3541 (copy_virtual_operands): Remove.
3542 (operand_build_cmp): Likewise.
3543 (create_ssa_artificial_load_stmt): Likewise.
3544 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3545 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3546 vuse_index and mayuse_index members. Pack and move done and iter_type
3547 members to the front.
3548 (SSA_OP_VMAYUSE): Remove.
3549 (SSA_OP_VIRTUAL_USES): Adjust.
3550 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3551 (unlink_stmt_vdef): Declare.
3552 (add_to_addressable_set): Remove.
3553 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3554 (vrp_visit_stmt): Likewise.
3555 * doc/tree-ssa.texi (Alias analysis): Update.
3556 * doc/invoke.texi (max-aliased-vops): Remove docs.
3557 (avg-aliased-vops): Likewise.
3558 * tree-into-ssa.c (syms_to_rename): Remove.
3559 (need_to_update_vops_p): Likewise.
3560 (need_to_initialize_update_ssa_p): Rename to ...
3561 (update_ssa_initialized_fn): ... this. Track function we are
3563 (symbol_marked_for_renaming): Simplify.
3564 (add_new_name_mapping): Do not set need_to_update_vops_p.
3565 (dump_currdefs): Use SYMS_TO_RENAME.
3566 (rewrite_update_stmt): Always walk all uses/defs.
3567 (dump_update_ssa): Adjust.
3568 (init_update_ssa): Take function argument. Track what we are
3570 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3571 (create_new_def_for): Initialize for cfun, assert we are initialized
3573 (mark_sym_for_renaming): Simplify.
3574 (mark_set_for_renaming): Do not initialize update-ssa.
3575 (need_ssa_update_p): Simplify. Take function argument.
3576 (name_mappings_registered_p): Assert we ask for the correct function.
3577 (name_registered_for_update_p): Likewise.
3578 (ssa_names_to_replace): Likewise.
3579 (release_ssa_name_after_update_ssa): Likewise.
3580 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3581 (dump_decl_set): Do not print a newline.
3582 (debug_decl_set): Do it here.
3583 (dump_update_ssa): And here.
3584 * tree-ssa-loop-im.c (move_computations): Adjust.
3585 (movement_possibility): Likewise.
3586 (determine_max_movement): Likewise.
3587 (gather_mem_refs_stmt): Likewise.
3588 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3590 * tree-complex.c (update_all_vops): Remove.
3591 (expand_complex_move): Adjust.
3592 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3593 Simplify test for memory referencing statement. Exclude
3594 non-invariant ADDR_EXPRs.
3595 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3596 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3597 (rdg_flag_uses): Likewise.
3598 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3600 (tree_optimize_tail_calls_1): Also split the
3601 edge from the entry block if we have degenerate PHI nodes in
3602 the first basic block.
3603 * tree.c (init_ttree): Remove memory-tag related code.
3604 (tree_code_size): Likewise.
3605 (tree_node_structure): Likewise.
3606 (build7_stat): Re-write to be build6_stat.
3607 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3608 (SSA_VAR_P): Adjust.
3609 (struct tree_memory_tag): Remove.
3610 (struct tree_memory_partition_tag): Likewise.
3611 (union tree_node): Adjust.
3612 (build7): Re-write to be build6.
3613 * tree-pass.h (pass_reset_cc_flags): Remove.
3614 (TODO_update_address_taken): New flag.
3615 (pass_simple_dse): Remove.
3616 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3617 * params.h (MAX_ALIASED_VOPS): Remove.
3618 (AVG_ALIASED_VOPS): Likewise.
3619 * omp-low.c (expand_omp_taskreg): Update SSA form.
3620 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3621 aliases the lhs in a copy stmt.
3622 * tree-ssa-dse.c (struct address_walk_data): Remove.
3623 (memory_ssa_name_same): Likewise.
3624 (memory_address_same): Likewise.
3625 (get_kill_of_stmt_lhs): Likewise.
3626 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3627 unused stores. Look through PHI nodes into post-dominated regions.
3628 (dse_optimize_stmt): Simplify. Properly remove stores.
3629 (tree_ssa_dse): Compute dominators.
3630 (execute_simple_dse): Remove.
3631 (pass_simple_dse): Likewise.
3632 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3633 gimple_loaded_syms and gimple_stored_syms computation.
3634 * toplev.c (dump_memory_report): Dump alias and pta stats.
3635 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3636 (vn_reference_eq): Likewise.
3637 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3638 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3639 valueize_vuses): Remove.
3640 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3641 (get_def_ref_stmt_vuse): ... this.
3642 (vn_reference_lookup_2): New function.
3643 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3644 walking equivalent vuses. Simplify.
3645 (vn_reference_lookup): Likewise.
3646 (vn_reference_insert): Likewise.
3647 (vn_reference_insert_pieces): Likewise.
3648 (visit_reference_op_call): Simplify.
3649 (visit_reference_op_load): Likewise.
3650 (visit_reference_op_store): Likewise.
3651 (init_scc_vn): Remove shared_lookup_vuses initialization.
3652 (free_scc_vn): Remove shared_lookup_vuses freeing.
3653 (sort_vuses, sort_vuses_heap): Remove.
3654 (get_ref_from_reference_ops): Export.
3655 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3656 vector with single vuse pointer.
3657 (vn_reference_lookup_pieces, vn_reference_lookup,
3658 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3659 (shared_vuses_from_stmt): Remove.
3660 (get_ref_from_reference_ops): Declare.
3661 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3662 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3663 memory-tag related code.
3664 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3665 (likely_value): Add comment, skip static-chain of call statements.
3666 (surely_varying_stmt_p): Adjust.
3667 (gimplify_and_update_call_from_tree): Likewise.
3668 (execute_fold_all_builtins): Do not rebuild alias info.
3669 (gimplify_and_update_call_from_tree): Properly update VOPs.
3670 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3671 (copy_ref_info): Remove memory-tag related code.
3672 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3673 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3674 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3676 * tree-ssa-dom.c (gimple_p): Remove typedef.
3677 (eliminate_redundant_computations): Adjust.
3678 (record_equivalences_from_stmt): Likewise.
3679 (avail_expr_hash): Likewise.
3680 (avail_expr_eq): Likewise.
3681 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3682 (stmt_makes_single_load): Likewise.
3683 (stmt_makes_single_store): Likewise.
3684 * tree-ssa-alias.c: Rewrite completely.
3685 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3686 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3687 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3688 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3689 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3690 Remove public functions.
3691 (pass_reset_cc_flags): Remove.
3692 (pass_build_alias): Move ...
3693 * tree-ssa-structalias.c (pass_build_alias): ... here.
3694 * tree-ssa-alias.c (may_be_aliased): Move ...
3695 * tree-flow-inline.h (may_be_aliased): ... here.
3696 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3697 count_uses_and_derefs): Move ...
3698 * gimple.c: ... here.
3699 * gimple.h (count_uses_and_derefs): Declare.
3700 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3701 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3702 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3703 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3704 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3705 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3706 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3708 * tree-dfa.c (refs_may_alias_p): Move ...
3709 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3710 * tree-ssa-alias.h: New file.
3711 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3712 (statement_sink_location): Likewise.
3713 * opts.c (decode_options): Do not adjust max-aliased-vops or
3714 avg-aliased-vops values.
3715 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3716 (TV_CALL_CLOBBER): Likewise.
3717 (TV_FLOW_SENSITIVE): Likewise.
3718 (TV_FLOW_INSENSITIVE): Likewise.
3719 (TV_MEMORY_PARTITIONING): Likewise.
3720 (TV_ALIAS_STMT_WALK): New timevar.
3721 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3722 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3723 (get_address_description): Remove memory-tag related code.
3724 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3725 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3726 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3727 and immediate uses in statements. Document.
3728 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3729 (dump_symbols): Remove.
3730 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3731 * alias.c (get_deref_alias_set): New function split out from ...
3732 (get_alias_set): ... here.
3733 * alias.h (get_deref_alias_set): Declare.
3734 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3735 type parameter. Remove restrict pointer handling. Create a
3736 ref-all pointer in case type-based alias sets do not conflict.
3737 (vect_analyze_data_refs): Remove SMT related code.
3738 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3739 (vectorizable_load): Likewise.
3740 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3741 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3742 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3743 Ignore vops and SMTs.
3744 (dr_analyze_alias): Likewise..
3745 (free_data_ref): Likewise.
3746 (create_data_ref): Likewise.
3747 (analyze_all_data_dependences): Likewise.
3748 (get_references_in_stmt): Adjust.
3749 * tree-flow-inline.h (gimple_aliases_computed_p,
3750 gimple_addressable_vars, gimple_call_clobbered_vars,
3751 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3752 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3753 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3754 gimple_mem_ref_stats): Remove.
3755 (gimple_vop): New function.
3756 (op_iter_next_use): Remove vuses and mayuses cases.
3757 (op_iter_next_def): Remove vdefs case.
3758 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3759 (clear_and_done_ssa_iter): Do not set removed fields.
3760 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3761 Assert we are not iterating over vuses or vdefs if not also
3762 iterating over uses or defs.
3763 (op_iter_init_use): Likewise.
3764 (op_iter_init_def): Likewise.
3765 (op_iter_next_vdef): Remove.
3766 (op_iter_next_mustdef): Likewise.
3767 (op_iter_init_vdef): Likewise.
3768 (compare_ssa_operands_equal): Likewise.
3769 (link_use_stmts_after): Handle vuse operand.
3770 (is_call_used): Use is_call_clobbered.
3771 (is_call_clobbered): Global variables are always call clobbered,
3772 query the call-clobbers bitmap.
3773 (mark_call_clobbered): Ignore global variables.
3774 (clear_call_clobbered): Likewise.
3775 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3776 virtual operands sanity check.
3777 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3779 (TARGET_MEM_REF): Remove TMR_TAG operand.
3780 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3781 Remove call-clobber related code.
3782 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3783 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3784 partitions or escape reason.
3785 (get_single_def_stmt, get_single_def_stmt_from_phi,
3786 get_single_def_stmt_with_phi): Remove.
3787 (dump_referenced_vars): Tidy.
3788 (get_ref_base_and_extent): Allow bare decls.
3789 (collect_dfa_stats): Adjust.
3790 * graphite.c (rename_variables_in_stmt): Adjust.
3791 (graphite_copy_stmts_from_block): Likewise.
3792 (translate_clast): Likewise.
3793 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3795 (translate_vuse_through_block): Use the oracle.
3796 (phi_translate_1): Adjust.
3797 (value_dies_in_block_x): Use the oracle. Cache the outcome
3799 (valid_in_sets): Check if the VUSE for
3800 a REFERENCE is available.
3801 (eliminate): Do not remove stmts during elimination,
3802 instead queue and remove them afterwards.
3803 (do_pre): Do not rebuild alias info.
3804 (pass_pre): Run TODO_rebuild_alias before PRE.
3805 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3806 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3807 (mark_all_v_defs_stmt): Remove.
3808 (mark_all_v_defs_seq): Adjust.
3809 (sra_replace): Likewise.
3810 (scalarize_use): Likewise.
3811 (scalarize_copy): Likewise.
3812 (scalarize_init): Likewise.
3813 (scalarize_ldst): Likewise.
3814 (todoflags): Remove.
3815 (tree_sra): Do not rebuild alias info.
3816 (tree_sra_early): Adjust.
3817 (pass_sra): Run TODO_update_address_taken before SRA.
3818 * tree-predcom.c (set_alias_info): Remove.
3819 (prepare_initializers_chain): Do not call it.
3820 (mark_virtual_ops_for_renaming): Adjust.
3821 (mark_virtual_ops_for_renaming_list): Remove.
3822 (initialize_root_vars): Adjust.
3823 (initialize_root_vars_lm): Likewise.
3824 (prepare_initializers_chain): Likewise.
3825 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3826 (may_propagate_copy_into_stmt): Likewise.
3827 (merge_alias_info): Do nothing for now.
3828 (propagate_tree_value_into_stmt): Adjust.
3829 (stmt_may_generate_copy): Likewise.
3830 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3831 not mark symbols for renaming.
3832 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3833 with the same statement, make sure to update the new pointed-to one.
3834 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3835 call statements, do not mark symbols for renaming.
3836 (mark_operand_necessary): Dump something.
3837 (ref_may_be_aliased): New function.
3838 (mark_aliased_reaching_defs_necessary_1): New helper function.
3839 (mark_aliased_reaching_defs_necessary): Likewise.
3840 (mark_all_reaching_defs_necessary_1): Likewise.
3841 (mark_all_reaching_defs_necessary): Likewise.
3842 (propagate_necessity): Do not process virtual PHIs. For
3843 non-aliased loads mark all reaching definitions as necessary.
3844 For aliased loads and stores mark the immediate dominating
3845 aliased clobbers as necessary.
3846 (visited): New global static.
3847 (perform_tree_ssa_dce): Free visited bitmap after propagating
3849 (remove_dead_phis): Perform simple dead virtual PHI removal.
3850 (remove_dead_stmt): Properly unlink virtual operands when
3852 (eliminate_unnecessary_stmts): Schedule PHI removal after
3854 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3855 (process_replaceable): Likewise.
3856 (find_replaceable_in_bb): Likewise.
3857 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3858 based on the single gimple vop.
3859 (verify_flow_insensitive_alias_info): Remove.
3860 (verify_flow_sensitive_alias_info): Likewise.
3861 (verify_call_clobbering): Likewise.
3862 (verify_memory_partitions): Likewise.
3863 (verify_alias_info): Likewise.
3864 (verify_ssa): Adjust..
3865 (execute_update_addresses_taken): Export. Update SSA
3866 manually. Optimize only when optimizing. Use a local bitmap.
3867 (pass_update_address_taken): Remove TODO_update_ssa, add
3869 (pass_update_address_taken): Just use TODO_update_address_taken.
3870 (init_tree_ssa): Do not initialize addressable_vars.
3871 (verify_ssa): Verify new VUSE / VDEF properties.
3872 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3873 Do not call verify_alias_info.
3874 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3875 Do not free the loaded and stored syms bitmaps. Reset the escaped
3876 and callused solutions. Do not free addressable_vars.
3877 Remove memory-tag related code.
3878 (warn_uninitialized_var): Aliases are always available.
3879 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3880 * lambda-code.c (can_put_in_inner_loop): Adjust.
3881 (can_put_after_inner_loop): Likewise.
3882 (perfect_nestify): Likewise.
3883 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3884 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3885 (vectorizable_conversion): Do not mark symbols for renaming.
3886 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3887 (expand_call_inline): Unlink the calls virtual operands before
3889 (tree_function_versioning): Do not call update_ssa if we are not
3890 updating clones. Simplify.
3891 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3892 (propagate_with_phi): Likewise..
3893 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3894 clobber code. Assert we are not aliased or global.
3895 * tree-flow.h: Include tree-ssa-alias.h
3896 (enum escape_type): Remove.
3897 (struct mem_sym_stats_d): Likewise.
3898 (struct mem_ref_stats_d): Likewise.
3899 (struct gimple_df): Add vop member. Remove global_var,
3900 call_clobbered_vars, call_used_vars, addressable_vars,
3901 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3902 escaped and callused members.
3903 (struct ptr_info_def): Remove all members, add points-to solution
3905 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3906 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3907 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3908 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3909 (tree-ssa-alias.o): Likewise.
3910 (toplev.o): Add tree-ssa-alias.h
3911 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3912 * gimple.c (gimple_set_bb): Fix off-by-one error.
3913 (is_gimple_reg): Do not handle memory tags.
3914 (gimple_copy): Also copy virtual operands.
3915 Delay updating the statement. Do not reset loaded and stored syms.
3916 (gimple_set_stored_syms): Remove.
3917 (gimple_set_loaded_syms): Likewise.
3918 (gimple_call_copy_skip_args): Copy the virtual operands
3919 and mark the new statement modified.
3920 * tree-ssa-structalias.c (may_alias_p): Remove.
3921 (set_uids_in_ptset): Take the alias set to prune with as
3922 parameter. Fold in the alias test of may_alias_p.
3923 (compute_points_to_sets): Compute whether a ptr is dereferenced
3925 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3926 other ADDRESSOF constraints on the lhs.
3927 (get_constraint_for_component_ref): Assert that we don't get
3928 ADDRESSOF constraints from the base of the reference.
3929 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3930 (struct variable_info): Remove collapsed_to member.
3931 (get_varinfo_fc): Remove.
3932 (new_var_info): Do not set collapsed_to.
3933 (dump_constraint): Do not follow cycles.
3934 (dump_constraint_graph): Likewise.
3935 (build_pred_graph): Likewise.
3936 (build_succ_graph): Likewise.
3937 (rewrite_constraints): Likewise.
3938 (do_simple_structure_copy): Remove.
3939 (do_rhs_deref_structure_copy): Remove.
3940 (do_lhs_deref_structure_copy): Remove.
3941 (collapse_rest_of_var): Remove.
3942 (do_structure_copy): Re-implement.
3943 (pta_stats): New global variable.
3944 (dump_pta_stats): New function.
3945 (struct constraint_expr): Make offset signed.
3946 (UNKNOWN_OFFSET): Define special value.
3947 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3948 (solution_set_expand): New helper function split out from ...
3949 (do_sd_constraint): ... here.
3950 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3951 (do_ds_constraint): Likewise.
3952 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3953 and CALLUSED = *CALLUSED.
3954 (set_union_with_increment): Make inc argument signed.
3955 (type_safe): Remove.
3956 (get_constraint_for_ptr_offset): Handle unknown and negative
3958 (first_vi_for_offset): Handle offsets before start. Bail
3959 out early for offsets beyond the variable extent.
3960 (first_or_preceding_vi_for_offset): New function.
3961 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3962 Together with ESCAPED = *ESCAPED this properly computes reachability.
3963 (find_what_var_points_to): New function.
3964 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3965 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3966 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3967 pt_solutions_intersect): New functions.
3968 (compute_call_used_vars): Remove.
3969 (compute_may_aliases): New main entry into PTA computation.
3970 * gimple.h (gimple_p): New typedef.
3971 (struct gimple_statement_base): Remove references_memory_p.
3972 (struct gimple_statement_with_memory_ops_base): Remove
3973 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3975 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3976 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3977 gimple_set_references_memory): Remove.
3978 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3979 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3981 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3982 (verify_expr): Allow RESULT_DECL.
3983 (gimple_duplicate_bb): Do not copy virtual operands.
3984 (gimple_duplicate_sese_region): Adjust.
3985 (gimple_duplicate_sese_tail): Likewise.
3986 (mark_virtual_ops_in_region): Remove.
3987 (move_sese_region_to_fn): Do not call it.
3988 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3989 and pass_simple_dse.
3990 (execute_function_todo): Handle TODO_update_address_taken,
3991 call execute_update_addresses_taken for TODO_rebuild_alias.
3992 (execute_todo): Adjust.
3993 (execute_one_pass): Init dump files early.
3994 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3996 (create_general_new_stmt): Clear vops.
3997 * tree-ssa-reassoc.c (get_rank): Adjust.
3998 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3999 symbols for renaming.
4000 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4001 (PARAM_AVG_ALIASED_VOPS): Likewise.
4002 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4003 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4004 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4005 (operand_build_cmp, copy_virtual_operands,
4006 create_ssa_artificial_load_stmt, add_to_addressable_set,
4007 gimple_add_to_addresses_taken): Remove public functions.
4008 (unlink_stmt_vdef): New function.
4010 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4012 * config.gcc (powerpc-*-linux*): Merge variants.
4014 2009-04-02 Chao-ying Fu <fu@mips.com>
4015 James Grosbach <james.grosbach@microchip.com>
4017 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4018 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4020 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4021 keep_interrupts_masked_p, use_debug_exception_return_p.
4022 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4023 keep_interrupts_masked, use_debug_exception_return.
4024 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4025 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4027 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4028 (mips_print_operand): Process COP0 registers to print $0 .. $31
4029 correctly for GAS to process.
4030 (mips_interrupt_extra_call_saved_reg_p): New function.
4031 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4033 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4034 (mips_compute_frame_info): Add supports for interrupt context that
4035 includes doubleword accumulators and COP0 registers.
4036 (mips_for_each_saved_acc): New function.
4037 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4038 mips_for_each_saved_reg.
4039 (mips_save_reg): Save accumulators.
4040 (mips_kernel_reg_p): A new for_each_rtx callback.
4041 (mips_expand_prologue): Support interrupt handlers.
4042 (mips_restore_reg): Restore accumulators.
4043 (mips_expand_epilogue): Support interrupt handlers.
4044 (mips_can_use_return_insn): Return false for interrupt handlers.
4045 (mips_epilogue_uses): New function.
4046 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4047 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4048 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4049 cop0_move): New instructions.
4050 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4051 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4053 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4055 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4056 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4057 interrupt handlers, we use K0 as the temporary register.
4058 (EPILOGUE_USES): Change to a function call.
4059 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4060 handlers, we use K0 as the temporary register.
4062 * doc/extend.texi (Function Attributes): Document interrupt,
4063 use_shadow_register_set, keep_interrupts_masked,
4064 use_debug_exception_return for MIPS attributes.
4066 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4068 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4069 Remove a number of t-files from tmake_file.
4070 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4071 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4072 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4073 target_prototype, not TARGET_PROTOTYPE.
4074 (LINK_OS_GNU_SPEC): Define.
4075 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4076 and darwin-ldoubdle.c.
4078 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4081 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4082 (cpp_options): Ditto.
4083 (default_compilers): Ditto.
4084 (display_help): Ditto.
4085 (process_command): Ditto.
4087 (set_input): Use lbasename instead of duplicate code.
4088 (save_temps_prefix): New static for -save-temps=obj.
4089 (save_temps_length): Ditto.
4091 * doc/invoke.texi (-save-temps=obj): Document new variant to
4094 2009-04-02 Jeff Law <law@redhat.com>
4096 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4099 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4101 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4102 * configure: Regenerated.
4104 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4106 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4107 share the argument list.
4109 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4113 2009-02-12 Diego Novillo <dnovillo@google.com>
4115 * varpool.c (debug_varpool): New.
4116 * cgraph.h (debug_varpool): Declare.
4118 2009-04-02 Jan Hubicka <jh@suse.cz>
4120 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4123 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4125 * config/i386/i386.c (ix86_abi): Move initialization to ...
4126 (override_options): Here.
4128 2009-04-02 Christian Bruel <christian.bruel@st.com>
4130 * config/sh/sh.c (sh_dwarf_register_span): New function.
4131 (TARGET_DWARF_REGISTER_SPAN): Define.
4132 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4134 2009-04-02 Ira Rosen <irar@il.ibm.com>
4136 PR tree-optimization/39595
4137 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4138 interleaved loads group is not greater than the SLP group size.
4140 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4142 * builtins.c (is_builtin_name): New.
4143 (called_as_built_in): Use is_builtin_name.
4144 * tree.h (is_builtin_name): New.
4145 * varasm.c (incorporeal_function_p): Use is_builtin_name
4147 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4149 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4151 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4154 * c-decl.c (clone_underlying_type): Move this ...
4155 * c-common.c (set_underlying_type): ... here.
4156 Also, make sure the function properly sets TYPE_STUB_DECL() on
4157 the newly created typedef variant type.
4158 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4159 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4162 2009-04-02 Richard Guenther <rguenther@suse.de>
4164 PR tree-optimization/37221
4165 * tree-flow.h (degenerate_phi_result): Declare.
4166 * tree-ssa-dom.c (degenerate_phi_result): Export.
4167 * tree-scalar-evolution.c (analyze_initial_condition): If
4168 the initial condition is defined by a degenerate PHI node
4169 use the degenerate value.
4171 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4173 PR rtl-optimization/39588
4174 * combine.c (merge_outer_ops): Do not set the constant when this
4176 (simplify_shift_const_1): Do not modify it either in this case.
4178 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4180 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4181 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4183 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4186 * c-lex.c (interpret_float): Default (no suffix) is double.
4188 2009-04-1 Xinliang David Li <davidxl@google.com>
4190 * config/i386/i386.c (legitimate_constant_p): Recognize
4191 all one vector constant.
4193 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4195 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4196 Change #include order to silence two warnings.
4198 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4200 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4201 (ASM_SPEC): Pass -k to the assembler for PIC code.
4203 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4205 * gcc/config.gcc: Add vax-*-linux* to the switch.
4206 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4207 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4209 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4211 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4212 Use predicate macros instead of GET_CODE() == foo.
4213 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4214 ashlsi3, rotrsi3, <unnamed>): Likewise.
4216 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4218 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4219 jbbccihi, jbbccisi): Remova trailing whitespace.
4220 * gcc/config/vax/constraints.md: Likewise.
4221 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4222 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4223 * gcc/config/vax/predicates.md: Likewise.
4224 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4225 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4226 * gcc/config/vax/vax.h: Likewise.
4227 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4229 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4231 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4232 (indirectable_address_p, adjacent_operands_p): Add spaces around
4234 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4236 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4238 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4239 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4240 index_term_p, reg_plus_index_p, legitimate_address_p,
4241 vax_mode_dependent_address_p): Update comments to match functions
4242 modified by the recent int->bool conversion.
4244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4246 * gcc/config/vax/builtins.md: Update copyright message.
4247 * gcc/config/vax/constraints.md: Likewise.
4248 * gcc/config/vax/netbsd-elf.h: Likewise.
4249 * gcc/config/vax/predicates.md: Likewise.
4250 * gcc/config/vax/vax-protos.h: Likewise.
4251 * gcc/config/vax/vax.c: Likewise.
4252 * gcc/config/vax/vax.h: Likewise.
4253 * gcc/config/vax/vax.md: Likewise.
4254 * gcc/config/vax/vax.opt: Likewise.
4256 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4258 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4259 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4260 * gcc/config/vax/constraints.md (B, R): Likewise.
4261 * gcc/config/vax/predicates.md (external_memory_operand,
4262 nonimmediate_addsub_di_operand): Likewise.
4263 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4264 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4265 untyped_call): Likewise.
4267 2009-04-01 Matt Thomas <matt@3am-software.com>
4269 * config/vax/predicates.md: New file.
4270 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4271 external_const_operand, nonsymbolic_operand, external_memory_operand,
4272 indirect_memory_operand, indexed_memory_operand,
4273 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4274 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4276 * config/vax/constraints.md: New file.
4277 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4279 * config/vax/builtins.md: New file.
4280 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4281 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4283 * config/vax/vax.opt (mqmath): Add option.
4284 * config/vax/vax.md (isfx): Extend with DI.
4285 (VAXintQH, VAXintQHSD): Define.
4286 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4287 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4288 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4289 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4290 (movdi): Update constraints and use vax_output_int_move().
4291 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4292 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4293 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4294 nonlocal_goto): New.
4295 (mov<mode>): Extend accepted operand types.
4296 (subdi3_old): Rename from subdi3, change update constraints and use
4297 a new implementation.
4298 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4299 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4300 MOVE_RATIO, CLEAR_RATIO): Define.
4301 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4302 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4303 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4304 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4305 (split_quadword_operands): Make static and really allow variable
4307 (print_operand_address): Update for PIC generation.
4308 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4309 indexable_address_p, fixup_mathdi_operand,
4310 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4311 (vax_float_literal, legitimate_constant_p,
4312 indirectable_constant_address_p, index_term_p,
4313 reg_plus_index_p): Return bool instead of int.
4314 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4316 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4318 (vax_output_conditional_branch): Indent.
4319 (legitimate_constant_address_p, indirectable_constant_address_p,
4320 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4321 vax_mode_dependent_address_p): Return bool instead of int, update for
4323 * config/vax/vax-protos.h (legitimate_constant_address_p,
4324 legitimate_constant_p, legitimate_address_p,
4325 vax_mode_dependent_address_p): Change declaration to bool.
4326 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4327 vax_expand_addsub_di_operands, vax_output_int_subtract,
4328 vax_output_movmemsi): Declare.
4329 (split_quadword_operands, vax_float_literal): Delete declaration.
4330 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4331 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4332 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4333 ASM_OUTPUT_DWARF_PCREL): Define.
4334 (ASM_SPEC): Change definition to allow PIC generation.
4336 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4338 * doc/sourcebuild.texi: Update front-end requirements.
4340 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4343 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4344 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4345 (booldi3_internal3): Use boolean_or_operator instead of
4348 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4351 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4352 declarator whose size is not an integer constant expression but
4353 folds to an integer constant, then treat it as a constant
4356 2009-04-01 Richard Guenther <rguenther@suse.de>
4358 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4359 i * 4 + 2 to (i * 2 + 1) * 2.
4361 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4364 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4365 return if c_parser_asm_string_literal returned NULL.
4367 2009-04-01 Nick Clifton <nickc@redhat.com>
4369 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4371 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4372 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4373 other typedefs to avoid conflicts with libgcc2.c. Define labels
4374 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4376 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4377 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4380 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4382 * varasm.c (default_function_rodata_section): Declare DOT as
4385 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4386 Andrey Galkin <agalkin@hypercom.com>
4389 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4390 Make object_name unique for each process.
4392 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4395 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4396 addressable variables in the parallel that could go out of scope while
4397 running queued tasks.
4399 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4401 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4402 (CASE_VALUES_THRESHOLD): Redefine.
4403 * config/avr/avr.c (avr_override_options): Remove initialization of
4404 avr_case_values_threshold variable.
4405 (avr_case_values_threshold): Remove variable. Add new function.
4406 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4407 * config/avr/avr.opt (mno-tablejump): Remove option.
4408 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4410 2009-04-01 DJ Delorie <dj@redhat.com>
4412 * varasm.c (default_function_rodata_section): Don't assume
4413 anything about where the first '.' in the section name is.
4415 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4417 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4418 rs6000_emit_stack_tie.
4420 2009-03-31 Ian Lance Taylor <iant@google.com>
4422 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4423 gimple_code with GIMPLE_RESX, not RESX.
4425 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4427 * c-common.c (c_get_ident): New.
4428 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4430 2009-04-01 Ben Elliston <bje@au.ibm.com>
4432 * config/rs6000/sysv4.opt (msdata): Improve option description.
4434 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4436 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4437 (divdf3_internal_lat): Remove.
4438 (divxf3_internal_lat): Remove.
4439 (divxf3_internal_thr): Remove.
4440 (divxf): Use divxf3_internal.
4441 * config/ia64/div.md (divsf3_internal_lat): New.
4442 (divdf3_internal_lat): New.
4443 (divxf3_internal): New.
4445 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4448 * Makefile.in (USE_GCC_STDINT): Define.
4449 (stmp-int-hdrs): Install stdint.h if applicable.
4450 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4452 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4453 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4454 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4455 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4456 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4457 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4458 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4459 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4460 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4461 (c_common_nodes_and_builtins): Initialize
4462 underlying_wchar_type_node. Do not initialize
4463 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4464 nodes for new types.
4465 (c_stddef_cpp_builtins): Define macros for new types.
4466 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4468 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4469 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4470 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4471 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4472 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4473 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4474 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4475 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4476 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4477 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4478 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4479 int16_type_node, int32_type_node, int64_type_node,
4480 uint8_type_node, uint16_type_node, c_uint32_type_node,
4481 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4482 int_least32_type_node, int_least64_type_node,
4483 uint_least8_type_node, uint_least16_type_node,
4484 uint_least32_type_node, uint_least64_type_node,
4485 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4486 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4487 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4488 uintptr_type_node): Define.
4489 * c-cppbuiltin.c (builtin_define_constants,
4490 builtin_define_type_minmax): New.
4491 (builtin_define_stdint_macros): Define more macros.
4492 (c_cpp_builtins): Define more limit macros.
4494 (builtin_define_type_max): Define in terms of
4495 builtin_define_type_minmax. Remove is_long parameter. All
4497 * config.gcc (use_gcc_stdint): Define.
4498 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4499 Add newlib-stdint.h for generic targets.
4500 * config/glibc-stdint.h, config/newlib-stdint.h,
4501 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4502 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4503 * config/score/score.h (UINTPTR_TYPE): Define.
4504 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4505 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4506 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4507 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4508 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4509 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4510 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4511 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4512 * config/spu/spu.h (STDINT_LONG32): Define.
4513 * configure.ac (use_gcc_stdint): Substitute.
4514 * configure: Regenerate.
4515 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4516 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4517 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4518 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4519 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4520 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4521 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4522 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4523 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4524 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4525 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4526 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4527 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4528 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4529 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4530 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4531 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4532 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4533 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4534 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4535 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4536 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4537 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4538 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4539 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4540 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4541 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4542 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4543 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4545 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4547 * loop-iv.c (suitable_set_for_replacement): Renamed from
4548 simplify_using_assignment; changed to return bool and to accept new
4549 args DEST and SRC. Return true iff we find a source/destination pair
4550 that can be used to make a replacement, and fill SRC and DEST if so.
4551 Remove arg ALTERED. Don't deal with altered regs here. All callers
4553 (simplify_using_initial_values): Deal with altered regs here and track
4554 more precisely the effect they have on the validity of our expression.
4556 * loop-iv.c (simplify_using_condition): A condition of the form
4557 (EQ REG CONST) can be used to simply make a substitution.
4558 (simplify_using_initial_values): Keep track of conditions we have seen
4559 and keep using them to simplify new expressions, while applying the
4560 same substitutions to them as to the expression.
4562 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4563 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4566 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4567 changed. Use this when trying to improve the upper bound.
4568 Generate the comparison by using simplify_gen_relational.
4570 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4572 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4574 (simplify_using_assignment, simplify_using_initial_values): Call
4575 replace_in_expr to make replacements. Call replace_single_def_regs
4576 once on the initial version of the expression.
4578 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4581 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4583 2009-03-31 Richard Guenther <rguenther@suse.de>
4586 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4587 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4589 2009-03-31 Richard Guenther <rguenther@suse.de>
4591 * tree.h (div_if_zero_remainder): Declare.
4592 * fold-const.c (div_if_zero_remainder): Export.
4593 * tree-ssa-forwprop.c
4594 (forward_propagate_addr_into_variable_array_index): Handle
4595 constant array index addition outside of the variable index.
4597 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4600 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4601 define_splits, floatunssi<mode>2): Require x87 conversions from
4602 DImode to be permitted.
4604 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4606 PR preprocessor/15638
4607 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4609 2009-03-31 Richard Guenther <rguenther@suse.de>
4613 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4614 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4615 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4616 a separate statement.
4617 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4618 (lookup_tmp_var): Likewise.
4619 (is_gimple_formal_tmp_or_call_rhs): Remove.
4620 (is_gimple_reg_or_call_rhs): Rename to ...
4621 (is_gimple_reg_rhs_or_call): ... this.
4622 (is_gimple_mem_or_call_rhs): Rename to ...
4623 (is_gimple_mem_rhs_or_call): ... this.
4624 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4625 DECL_GIMPLE_REG_P only if is_formal is true.
4626 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4627 for non-proper post-modify expression gimplification.
4628 (gimplify_self_mod_expr): For post-modify expressions gimplify
4629 the lvalue to a minimal lvalue.
4630 (rhs_predicate_for): Remove formal temp case.
4631 (gimplify_modify_expr_rhs): Likewise.
4632 (gimplify_addr_expr): Use is_gimple_reg.
4633 (gimplify_expr): Remove formal temp cases.
4634 (gimple_regimplify_operands): Likewise.
4635 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4636 and FILTER_EXPR like constants.
4637 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4639 (is_gimple_formal_tmp_rhs): Remove.
4640 (is_gimple_reg_rhs): Remove special casing.
4641 (is_gimple_mem_rhs): Fix.
4642 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4643 (is_gimple_formal_tmp_var): Remove.
4644 (is_gimple_formal_tmp_reg): Likewise.
4645 (is_gimple_min_lval): Allow invariant component ref parts.
4646 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4647 is_gimple_formal_tmp_reg): Remove declarations.
4648 * tree-cfg.c (verify_expr): Verify that variables with address
4649 taken do not have DECL_GIMPLE_REG_P set.
4650 * tree-mudflap.c (mf_build_check_statement_for): Use
4651 force_gimple_operand instead of gimplify_expr.
4653 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4655 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4656 schedulable rows to compute_split_row.
4658 2009-03-31 Ben Elliston <bje@au.ibm.com>
4661 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4664 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4666 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4667 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4668 * configure: Regenerate.
4669 * config.in: Regenerate.
4670 * config/rs6000/rs6000.opt (mtls-markers): Add.
4671 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4672 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4673 (tls_ld_aix, tls_ld_sysv): Likewise.
4674 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4675 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4677 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4679 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4681 2009-03-30 Jan Hubicka <jh@suse.cz>
4683 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4685 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4686 detection and label handling.
4688 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4690 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4691 left_conflicts_size.
4692 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4693 ALLOCNO_LEFT_CONFLICTS_SIZE.
4695 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4696 remove_allocno_from_bucket_and_push,
4697 allocno_spill_priority_compare, push_allocnos_to_stack,
4698 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4699 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4700 (setup_allocno_left_conflicts_num): Ditto. Rename to
4701 setup_allocno_left_conflicts_size.
4702 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4703 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4704 setup_allocno_left_conflicts_size instead of
4705 setup_allocno_left_conflicts_num.
4707 * ira-build.c (ira_create_allocno): Use
4708 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4709 ALLOCNO_LEFT_CONFLICTS_NUM.
4711 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4713 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4714 instead of DF_LR_OUT.
4716 * ira-lives.c (process_bb_node_lives): Ditto.
4718 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4719 instead of DF_LR_{OUT,IN}.
4721 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4723 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4725 2009-03-30 Jan Hubicka <jh@suse.cz>
4727 * except.c (label_to_region_map): Fix thinko.
4729 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4732 * tree.h (tree_find_value): New declaration.
4733 * tree.c (tree_find_value): New function.
4734 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4736 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4739 * c-decl.c (struct c_binding): Add locus field.
4740 (bind): Add locus argument, set locus field from it.
4741 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4742 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4743 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4744 implicitly_declare, undeclared_variable, lookup_label,
4745 declare_label, c_make_fname_decl, c_builtin_function,
4746 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4749 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4752 * config/i386/i386.c (classify_argument): Check total size of
4755 2009-03-30 Martin Jambor <mjambor@suse.cz>
4757 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4758 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4759 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4762 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4763 seen_variable_array_ref while also traversing a union.
4765 * tree-inline.c (optimize_inline_calls): Do not call
4766 cgraph_node_remove_callees.
4767 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4768 (pass_remove_cgraph_callee_edges): New variable.
4769 * passes.c (init_optimization_passes): Add
4770 pass_remove_cgraph_callee_edges after early inlining and before all
4771 late intraprocedural passes.
4773 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4775 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4777 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4780 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4782 * combine.c (simplify_comparison): Use have_insn_for.
4783 * dojump.c (do_jump): Likewise.
4785 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4787 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4788 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4789 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4790 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4791 instead of sparc_compare_emitted.
4792 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4793 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4794 instead of sparc_compare_emitted.
4796 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4798 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4799 enter/exit cfglayout mode.
4800 (pass_partition_block): Require it.
4801 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4802 (combine_instructions): Track basic blocks instead of labels.
4803 (update_cfg_for_uncondjump): New.
4804 (try_combine): Use it. Update jumps after rescanning.
4805 (pass_combine): Require PROP_cfglayout.
4806 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4808 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4810 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4811 Provide/destroy PROP_cfglayout respectively.
4812 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4813 * tree-pass.h (PROP_cfglayout): New.
4815 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4817 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4818 fold_convert_const_fixed_from_fixed,
4819 fold_convert_const_fixed_from_int,
4820 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4821 set TREE_CONSTANT_OVERFLOW.
4822 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4823 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4825 2009-03-30 Ira Rosen <irar@il.ibm.com>
4827 * tree-vect-loop-manip.c: New file.
4828 * tree-vectorizer.c: Update documentation and included files.
4829 (vect_loop_location): Make extern.
4830 (rename_use_op): Move to tree-vect-loop-manip.c
4831 (rename_variables_in_bb, rename_variables_in_loop,
4832 slpeel_update_phis_for_duplicate_loop,
4833 slpeel_update_phi_nodes_for_guard1,
4834 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4835 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4836 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4837 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4838 find_loop_location): Likewise.
4839 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4840 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4841 get_vectype_for_scalar_type, vect_is_simple_use,
4842 supportable_widening_operation, supportable_narrowing_operation):
4844 (bb_in_loop_p): Move to tree-vect-loop.c.
4845 (new_loop_vec_info, destroy_loop_vec_info,
4846 reduction_code_for_scalar_code, report_vect_op,
4847 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4848 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4849 (vect_supportable_dr_alignment): Likewise.
4850 * tree-vectorizer.h (tree-data-ref.h): Include.
4851 (vect_loop_location): Declare.
4852 Reorganize function declarations according to the new file structure.
4853 * tree-vect-loop.c: New file.
4854 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4855 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4856 * tree-vect-data-refs.c: New file.
4857 * tree-vect-patterns.c (timevar.h): Don't include.
4858 * tree-vect-stmts.c: New file.
4859 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4860 tree-vect-slp.c, tree-vect-loop.c.
4861 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4862 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4863 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4864 (tree-vect-analyze.o): Remove.
4865 (tree-vect-transform.o): Likewise.
4866 (tree-vect-data-refs.o): Add rule.
4867 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4868 tree-vect-slp.o): Likewise.
4869 (tree-vect-patterns.o): Remove redundant dependencies.
4870 (tree-vectorizer.o): Likewise.
4871 * tree-vect-slp.c: New file.
4873 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4875 * optc-gen.awk: Warn if an option flag has multiple different
4878 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4880 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4881 -floop-block): Document dependences on PPL, CLooG and Graphite.
4883 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4885 PR rtl-optimization/323
4886 * c-common.c (c_fully_fold, convert_and_check,
4887 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4888 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4889 * c-common.def (EXCESS_PRECISION_EXPR): New.
4890 * c-cppbuiltin.c (builtin_define_float_constants): Define
4891 constants with enough digits for long double.
4892 * c-lex.c (interpret_float): Interpret constant with excess
4893 precision where appropriate.
4894 * c-opts.c (c_common_post_options): Set
4895 flag_excess_precision_cmdline. Give an error for
4896 -fexcess-precision=standard for C++ for processors where the
4897 option is significant.
4898 * c-parser.c (c_parser_conditional_expression): Handle excess
4899 precision in condition.
4900 * c-typeck.c (convert_arguments): Handle arguments with excess
4902 (build_unary_op): Move excess precision outside operation.
4903 (build_conditional_expr): Likewise.
4904 (build_compound_expr): Likewise.
4905 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4906 (build_modify_expr): Handle excess precision in RHS.
4907 (convert_for_assignment): Handle excess precision in converted
4909 (digest_init, output_init_element, process_init_element): Handle
4910 excess precision in initializer.
4911 (c_finish_return): Handle excess precision in return value.
4912 (build_binary_op): Handle excess precision in operands and add
4913 excess precision as needed for operation.
4914 * common.opt (-fexcess-precision=): New option.
4915 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4916 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4917 For standard excess precision, output explicit conversion to and
4918 truncation from XFmode.
4919 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4920 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4921 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4922 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4923 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4924 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4925 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4926 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4927 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4928 define_splits, sqrt<mode>2): Disable where appropriate for
4929 standard excess precision.
4930 * convert.c (convert_to_real): Do not shorten arithmetic to type
4931 for which excess precision would be used.
4932 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4933 * doc/invoke.texi (-fexcess-precision=): Document option.
4934 (-mfpmath=): Correct index entry.
4935 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4936 flag_excess_precision): New.
4937 * langhooks.c (lhd_post_options): Set
4938 flag_excess_precision_cmdline.
4939 * opts.c (common_handle_option): Handle -fexcess-precision=.
4940 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4941 init_excess_precision): New.
4942 (lang_dependent_init_target): Call init_excess_precision.
4943 * tree.c (excess_precision_type): New.
4944 * tree.h (excess_precision_type): Declare.
4946 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4949 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4950 non-lvalue to component.
4952 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4954 PR preprocessor/34695
4955 * Makefile.in (c-opts.o): Depend on c-tree.h.
4956 * c-common.c: Move down include of diagnostic.h.
4957 (done_lexing, c_cpp_error): New.
4958 * c-common.h (done_lexing): Declare.
4959 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4961 * c-opts.c: Include c-tree.h.
4962 (c_common_init_options): Set preprocessor error callback.
4963 (c_common_handle_option): Do not set preprocessor
4964 inhibit_warnings, warnings_are_errors, warn_system_headers,
4965 pedantic_errors or inhibit_warnings flags.
4966 (c_common_post_options): Do not check cpp_errors (parse_in).
4967 (c_common_finish): Do not output dependencies if there were
4968 errors. Do not check return value of cpp_finish.
4969 * c-ppoutput.c (pp_file_change): Set input_location.
4970 * c-tree.h (c_cpp_error): Declare.
4971 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4973 (diagnostic_build_prefix): Check override_column.
4974 * diagnostic.h (diagnostic_info): Add override_column field.
4975 (diagnostic_override_column): Define.
4977 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4979 * c-common.c (c_expand_expr, c_staticp): Remove.
4980 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4981 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4982 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4983 * c-gimplify.c (gimplify_compound_literal_expr,
4984 optimize_compound_literals_in_ctor): Remove.
4985 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4986 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4987 * c-semantics.c (emit_local_var): Remove.
4989 * langhooks-def.h (lhd_expand_expr): Remove.
4990 * langhooks.c (lhd_expand_expr): Remove.
4991 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4993 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4994 handling from c-semantics.c; don't call into langhook.
4995 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4996 * gimplify.c (gimplify_compound_literal_expr,
4997 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4998 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4999 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5000 as was done in c-gimplify.c.
5001 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5002 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5003 Move from c-common.h.
5004 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5006 * tree.c (staticp): Do not call langhook.
5007 * langhooks.c (lhd_staticp): Delete.
5008 * langhooks-def.h (lhd_staticp): Delete prototype.
5009 (LANG_HOOKS_STATICP): Delete.
5010 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5012 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5013 instead of DECL_STMTs.
5015 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5023 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5025 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5026 contained expression.
5027 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5028 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5029 conditional expressions for C.
5030 (decl_constant_value_for_optimization): Move from
5031 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5032 whether optimizing and that the expression is a VAR_DECL not of
5033 array type instead of doing such checks in the caller. Do not
5034 check pedantic. Call gcc_unreachable for C++.
5035 * c-common.def (C_MAYBE_CONST_EXPR): New.
5036 * c-common.h (c_fully_fold, c_save_expr,
5037 decl_constant_value_for_optimization): New prototypes.
5038 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5039 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5040 EXPR_INT_CONST_OPERANDS): Define.
5041 * c-convert.c (convert): Strip nops from expression.
5042 * c-decl.c (groktypename): Take extra parameters expr and
5043 expr_const_operands. Update call to grokdeclarator.
5044 (start_decl): Update call to grokdeclarator. Add statement for
5045 expressions used in type of decl.
5046 (grokparm): Update call to grokdeclarator.
5047 (push_parm_decl): Update call to grokdeclarator.
5048 (build_compound_literal): Add parameter non_const and build a
5049 C_MAYBE_COSNT_EXPR if applicable.
5050 (grokdeclarator): Take extra parameters expr and
5051 expr_const_operands. Track expressions used in declaration
5052 specifiers and declarators. Fold array sizes and track whether
5053 they are constant expressions and whether they are integer
5054 constant expressions.
5055 (parser_xref_tag): Set expr and expr_const_operands fields in
5057 (grokfield): Update call to grokdeclarator.
5058 (start_function): Update call to grokdeclarator.
5059 (build_null_declspecs): Set expr and expr_const_operands fields in
5061 (declspecs_add_type): Handle expressions in typeof specifiers.
5062 * c-parser.c (c_parser_declspecs): Set expr and
5063 expr_const_operands fields for declaration specifiers.
5064 (c_parser_enum_specifier): Likewise.
5065 (c_parser_struct_or_union_specifier): Likewise.
5066 (c_parser_typeof_specifier): Likewise. Update call to
5067 groktypename. Fold expression as needed. Return expressions with
5068 type instead of adding statements.
5069 (c_parser_attributes): Update calls to c_parser_expr_list.
5070 (c_parser_statement_after_labels): Fold expression before passing
5071 to objc_build_throw_stmt.
5072 (c_parser_condition): Fold expression.
5073 (c_parser_asm_operands): Fold expression.
5074 (c_parser_conditional_expression): Use c_save_expr. Update call
5075 to build_conditional_expr.
5076 (c_parser_alignof_expression): Update call to groktypename.
5077 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5078 original_code. Fold expression argument of va_arg. Create
5079 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5080 argument to va_arg. Update calls to groktypename. Fold array
5081 index for offsetof. Verify that first argument to
5082 __builtin_choose_expr has integer type.
5083 (c_parser_postfix_expression_after_paren_type): Update calls to
5084 groktypename and build_compound_literal. Handle expressions with
5085 side effects in type name.
5086 (c_parser_postfix_expression_after_primary): Update call to
5087 c_parser_expr_list. Set original_code for calls to
5088 __builtin_constant_p.
5089 (c_parser_expr_list): Take extra parameter fold_p. Fold
5090 expressions if requested.
5091 (c_parser_objc_type_name): Update call to groktypename.
5092 (c_parser_objc_synchronized_statement): Fold expression.
5093 (c_parser_objc_receiver): Fold expression.
5094 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5095 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5096 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5097 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5098 (struct c_typespec): Add elements expr and expr_const_operands.
5099 (struct c_declspecs): Add elements expr and expr_const_operands.
5100 (groktypename, build_conditional_expr, build_compound_literal):
5102 (in_late_binary_op): Declare.
5103 * c-typeck.c (note_integer_operands): New function.
5104 (in_late_binary_op): New variable.
5105 (decl_constant_value_for_broken_optimization): Move to c-common.c
5106 and rename to decl_constant_value_for_optimization.
5107 (default_function_array_conversion): Do not strip nops.
5108 (default_conversion): Do not call
5109 decl_constant_value_for_broken_optimization.
5110 (build_array_ref): Do not fold result.
5111 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5112 result when operand is a VLA.
5113 (c_expr_sizeof_type): Update call to groktypename. Handle
5114 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5115 result when operand names a VLA type.
5116 (build_function_call): Update call to build_compound_literal.
5117 Only fold result for calls to __builtin_* functions. Strip
5118 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5119 the function designator.
5120 (convert_arguments): Fold arguments. Update call to
5121 convert_for_assignment.
5122 (build_unary_op): Handle increment and decrement of
5123 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5124 decrement earlier. Fold operand of increment and decrement.
5125 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5126 built for integer operand. Wrap returns that are INTEGER_CSTs
5127 without being integer constant expressions or that have integer
5128 constant operands without being INTEGER_CSTs.
5129 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5130 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5131 result is an integer constant expression or can be used in
5132 unevaluated parts of one and avoid folding and wrap as
5133 appropriate. Fold operands before possibly doing -Wsign-compare
5135 (build_compound_expr): Wrap result for C99 if operands can be used
5136 in integer constant expressions.
5137 (build_c_cast): Update call to digest_init. Do not ignore
5138 overflow from casting floating-point constants to integers. Wrap
5139 results that could be confused with integer constant expressions,
5140 null pointer constants or floating-point constants.
5141 (c_cast_expr): Update call to groktypename. Handle expressions
5142 included in type name.
5143 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5144 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5145 Update calls to convert_for_assignment.
5146 (convert_for_assignment): Take new parameter
5147 null_pointer_constant. Do not strip nops or call
5148 decl_constant_value_for_broken_optimization. Set
5149 in_late_binary_op for conversions to boolean.
5150 (store_init_value): Update call to digest_init.
5151 (digest_init): Take new parameter null_pointer_constant. Do not
5152 call decl_constant_value_for_broken_optimization. pedwarn for
5153 initializers not constant expressions. Update calls to
5154 convert_for_assignment.
5155 (constructor_nonconst): New.
5156 (struct constructor_stack): Add nonconst element.
5157 (really_start_incremental_init, push_init_level, pop_init_level):
5158 Handle constructor_nonconst and nonconst element.
5159 (set_init_index): Call constant_expression_warning for array
5161 (output_init_element): Fold value. Set constructor_nonconst as
5162 applicable. pedwarn for initializers not constant expressions.
5163 Update call to digest_init. Call constant_expression_warning
5164 where constant initializers are required.
5165 (process_init_element): Use c_save_expr.
5166 (c_finish_goto_ptr): Fold expression.
5167 (c_finish_return): Fold return value. Update call to
5168 convert_for_assignment.
5169 (c_start_case): Fold switch expression.
5170 (c_process_expr_stmt): Fold expression.
5171 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5172 ensure statement expression is not evaluated in constant expression.
5173 (build_binary_op): Track whether results are integer constant
5174 expressions or may occur in such, disable folding and wrap results
5175 as applicable. Fold operands for -Wsign-compare warnings unless
5177 (c_objc_common_truthvalue_conversion): Handle results folded to
5178 integer constants that are not integer constant expressions.
5179 * doc/extend.texi: Document when typeof operands are evaluated,
5180 that condition of __builtin_choose_expr is an integer constant
5181 expression, and more about use of __builtin_constant_p in
5184 2009-03-29 Richard Guenther <rguenther@suse.de>
5186 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5187 propagate addresses of array references.
5189 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5191 * regmove.c (perhaps_ends_bb_p): Remove.
5192 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5193 from INSN and check that the main loop stays within that basic block.
5194 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5195 (regmove_forward_pass): Split out from regmove_optimize. Use
5196 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5197 (regmove_backward_pass): Split out from regmove_optimize. Use
5198 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5199 (regmove_optimize): Simplify.
5201 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5204 * config/i386/i386.c (classify_argument): Ignore flexible array
5205 member in struct and warn ABI change.
5207 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5209 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5211 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5212 (ix86_adjust_cost): Updated.
5214 2009-03-29 Jan Hubicka <jh@suse.cz>
5217 * tree-pass.h (pass_cleanup_eh): New function.
5218 (remove_unreachable_regions): Break code handling RTL
5219 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5220 that can not be reached by runtime.
5221 (can_be_reached_by_runtime): New function.
5222 (label_to_region_map): New function.
5223 (num_eh_regions): New function.
5224 (rtl_remove_unreachable_regions): New function.
5225 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5226 (remove_eh_region): New function.
5227 * except.h: Include sbitmap and vecprim.
5228 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5229 num_eh_regions): Declare.
5230 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5231 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5232 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5233 (tree_empty_eh_handler_p): New function.
5234 (cleanup_empty_eh): New function.
5235 (cleanup_eh): New function.
5236 (pass_cleanup_eh): New function.
5238 2009-03-29 Jan Hubicka <jh@suse.cz>
5240 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5241 for removed regions.
5243 2009-03-29 Jan Hubicka <jh@suse.cz>
5245 * except.c (dump_eh_tree): Dump all datastructures.
5247 2009-03-29 Jan Hubicka <jh@suse.cz>
5249 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5250 (duplicate_eh_regions_1): Likewise.
5251 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5252 vector; call EH verification.
5253 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5254 Be ready for region being removed.
5256 2009-03-29 Jan Hubicka <jh@suse.cz>
5258 * bitmap.c (bitmap_last_set_bit): New function.
5259 * bitmap.h (bitmap_last_set_bit): Declare.
5261 2009-03-29 David Ayers <ayers@fsfe.org>
5264 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5265 by calling objc_compare_types and surpress warnings about
5266 incompatible C pointers that are compatible ObjC pointers.
5268 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5270 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5271 call initialize_inline_failed.
5272 (initialize_inline_failed): Move it from here ...
5273 * cgraph.c (initialize_inline_failed): ... to here.
5274 (cgraph_create_edge): Call initialize_inline_failed rather than
5275 setting inline_failed directly.
5277 2009-03-29 Ben Elliston <bje@au.ibm.com>
5280 * sysv4.opt (msdata): Improve comment.
5281 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5282 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5284 2009-03-29 Ben Elliston <bje@au.ibm.com>
5287 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5288 load and store attributes.
5290 2009-03-29 Ben Elliston <bje@au.ibm.com>
5292 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5293 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5294 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5295 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5296 __builtin_infq and __builtin_huge_valq.
5298 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5300 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5302 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5303 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5305 2009-03-28 Xinliang David Li <davidxl@google.com>
5307 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5308 (do_dbg_cnt): New function.
5310 2009-03-28 Jan Hubicka <jh@suse.cz>
5312 Merge from pretty-ipa:
5314 2009-03-27 Jan Hubicka <jh@suse.cz>
5316 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5317 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5318 * passes.c (function_called_by_processed_nodes_p): New.
5319 * ipa-pure-const.c (check_call): Fix handling of operands.
5320 (analyze_function): Dump debug output for skipped bodies.
5321 (local_pure_const): Use function_called_by_processed_nodes_p.
5322 * dwarf2out.c (reference_to_unused): Use output.
5323 * passes.c (do_per_function_toporder): Likewise.
5325 2008-11-12 Jan Hubicka <jh@suse.cz>
5327 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5328 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5329 state_set_in_source enum
5330 (check_decl): Ignore memory tags; do not set fake looping flags;
5332 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5333 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5334 (check_call, analyze_function): Rewrite.
5336 (add_new_function): Update call of analyze_function.
5337 (generate_summary): Add call of analyze_function.
5338 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5339 (local_pure_const): New function.
5340 (pass_local_pure_const): New pass.
5341 * ipa-inline.c (inline_transform): Set after_inlining.
5342 * tree-eh.c (stmt_can_throw_external): New.
5343 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5344 work with aliasing built.
5345 * tree-flow.h (stmt_can_throw_external): New.
5346 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5347 and local pure/const pass in early and late optimization queue.
5349 2009-03-28 Martin Jambor <mjambor@suse.cz>
5351 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5353 (fold_binary): Allow function decl aligment consideration is the
5354 second argument is integer constant one.
5355 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5356 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5357 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5359 2009-03-28 Jan Hubicka <jh@suse.cz>
5361 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5362 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5363 * function.h (rtl_data): Add nothrow flag.
5364 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5365 set DECL_NOTHROW for AVAILABLE functions.
5367 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5369 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5370 following vector keyword has expansion starting with pixel or bool
5371 keyword, expand vector to __vector and pixel or bool to __pixel or
5375 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5376 warn_if_disallowed_function_p): Removed.
5377 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5378 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5379 warning_if_disallowed_function_p.
5380 * flags.h (warn_if_disallowed_function_p,
5381 warn_disallowed_functions): Removed.
5382 * common.opt (Wdisallowed-function-list=): Removed.
5383 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5385 2009-03-28 Richard Guenther <rguenther@suse.de>
5387 PR tree-optimization/38723
5388 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5391 2009-03-28 Jan Hubicka <jh@suse.cz>
5393 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5394 test introduced by my previous patch.
5396 2009-03-28 Richard Guenther <rguenther@suse.de>
5398 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5399 the PHIs value undefined.
5401 2009-03-28 Jan Hubicka <jh@suse.cz>
5403 * tree-pass.h (pass_fixup_cfg): New pass.
5404 * ipa-inline.c (inline_transform): Set
5405 always_inline_functions_inlined/after_inlining.
5406 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5407 (pass_fixup_cfg): New pass.
5408 * passes.c (init_optimization_passes): Add fixup_cfg.
5410 2009-03-28 Richard Guenther <rguenther@suse.de>
5412 PR tree-optimization/38458
5413 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5414 argument use the arguments copy-of value.
5416 2009-03-28 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/38180
5419 * tree-ssa-ccp.c (get_default_value): Simplify.
5420 (likely_value): Likewise.
5421 (surely_varying_stmt_p): Properly handle VOP case.
5422 (ccp_initialize): Likewise.
5423 (ccp_fold): Handle propagating through *&.
5424 (fold_const_aggregate_ref): Also handle decls.
5426 2009-03-28 Jan Hubicka <jh@suse.cz>
5428 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5429 * cgraph.h (cgraph_node): Likewise.
5430 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5431 (cgraph_reset_node): Use process flag.
5432 (cgraph_mark_functions_to_output): Likewise.
5433 (cgraph_expand_function): Likewise.
5434 (cgraph_expand_all_functions): Likewise.
5435 (cgraph_output_in_order): Likewise.
5436 * dwarf2out.c (reference_to_unused): Likewise.
5437 * passes.c do_per_function_toporder): Likewise.
5439 2009-03-28 Jan Hubicka <jh@suse.cz>
5441 Bring from lto-branch:
5443 2008-09-03 Doug Kwan <dougkwan@google.com>
5445 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5446 enums instead of reason strings.
5447 * cgraph.c (cgraph_create_edge): Same.
5448 (cgraph_inline_failed_string): New function.
5449 * cgraph.h (cgraph_inline_failed_t): New enum type.
5450 (cgraph_inline_failed_string): New prototype.
5451 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5452 char pointer to cgraph_inline_failed_t.
5453 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5454 (cgraph_default_inline_p): Ditto.
5455 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5456 to cgraph_inline_failed_t pointer.
5457 * cif-code.def: New file.
5458 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5460 (cgraph_check_inline_limits): Change type of REASON to pointer to
5461 cgraph_inline_failed_t. Replace reason strings with enums.
5462 (cgraph_default_inline_p): Ditto.
5463 (cgraph_recursive_inlining_p): Ditto.
5464 (update_caller_keys): Change type of FAILED_REASON to
5465 cgraph_inline_failed_t.
5466 (cgraph_set_inline_failed): Change type of REASON to pointer to
5467 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5468 convert enums to strings for text output.
5469 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5470 to be of type cgraph_inline_failed_t. Replace reason strings with
5471 enums. Call cgraph_inline_failed_string to covert enums
5472 to strings for text output.
5473 (cgraph_decide_inlining): Replace reason strings with enums.
5474 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5475 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5477 * tree-inline.c (expand_call_inline): Change type of REASON
5478 to cgraph_inline_failed_t. Replace reason strings with enums.
5479 Call cgraph_inline_failed_string for text output.
5480 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5483 2009-03-28 Jan Hubicka <jh@suse.cz>
5485 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5486 cgraph_clone_node): Remove master clone handling.
5487 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5488 * cgraph.h (master_clone): Remove.
5489 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5490 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5491 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5493 2009-03-28 Jan Hubicka <jh@suse.cz>
5495 * cgraph.c (cgraph_function_body_availability): Functions declared
5496 inline are always safe to assume that it is not going to be replaced.
5498 2009-03-28 Richard Guenther <rguenther@suse.de>
5500 PR tree-optimization/38513
5501 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5502 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5503 EXC_PTR_EXPR and FILTER_EXPR.
5504 (get_ref_from_reference_ops): Likewise.
5506 2009-03-28 Richard Guenther <rguenther@suse.de>
5508 PR tree-optimization/38968
5509 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5510 Use FLOOR_MOD_EXPR to compute misalignment.
5512 2009-03-28 Richard Guenther <rguenther@suse.de>
5514 PR tree-optimization/37795
5515 * tree.h (combine_comparisons): Declare.
5516 * fold-const.c (combine_comparisons): Export.
5517 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5519 (ifcombine_iforif): Use combine_comparisons.
5521 2009-03-28 Jan Hubicka <jh@suse.cz>
5523 * tree-eh.c (inlinable_call_p): New function.
5524 (make_eh_edges): Use it.
5525 (verify_eh_edges): Use it.
5526 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5527 * except.c (reachable_next_level): Add inlinable_function argument
5528 (sjlj_find_directly_reachable_regions): Update.
5529 (add_reachable_handler): Do not set saw_any_handlers.
5530 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5531 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5532 Add new inlinable call parameter.
5533 (can_throw_internal, can_throw_external): Update.
5534 * except.h (can_throw_internal_1, can_throw_external_1,
5535 foreach_reachable_handler): Update declaration.
5537 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5539 * config/arm/t-arm-coff, config/h8300/coff.h,
5540 config/i386/i386-aout.h, config/i386/i386-coff.h,
5541 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5542 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5543 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5544 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5545 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5546 sys-types.h: Remove.
5547 * Makefile.in: Remove protoize and fixproto support and references
5549 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5550 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5552 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5553 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5554 unprotoize$(exeext).
5555 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5556 (.PHONY): Don't depend on proto.
5557 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5558 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5559 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5560 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5561 build/gen-protos.o, build/scan.o, xsys-protos.h,
5562 build/fix-header$(build_exeext), build/fix-header.o,
5563 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5564 stmp-install-fixproto): Remove.
5565 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5566 SYSCALLS.c or fixproto files.
5567 (install-common): Don't install protoize.
5568 (install-headers-tar, install-headers-cpio, install-headers-cp):
5569 Don't depend on $(STMP_FIXPROTO).
5570 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5571 install fixproto files or write out fixproto settings.
5572 (uninstall): Don't uninstall protoize.
5573 * config.gcc (use_fixproto): Remove.
5574 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5575 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5576 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5577 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5578 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5579 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5580 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5581 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5582 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5583 * config/t-vxworks (STMP_FIXPROTO): Remove.
5584 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5585 STMP_FIXPROTO): Remove.
5586 * config.in, configure: Regenerate.
5587 * crtstuff.c (gid_t, uid_t): Don't undefine.
5588 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5589 (arm-*-coff, arm-*-aout: Remove target entries.
5590 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5591 Remove mention of AIX 4.1.
5592 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5593 * doc/invoke.texi (Running Protoize): Remove.
5594 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5595 (Protoize Caveats): Remove.
5596 * tsystem.h: Update comments on headers assumed to exist.
5598 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5600 * genautomata.c: Add a new year to the copyright. Add a new
5602 (struct insn_reserv_decl): Add comments for member bypass_list.
5603 (find_bypass): Remove.
5604 (insert_bypass): New.
5605 (process_decls): Use insert_bypass.
5606 (output_internal_insn_latency_func): Output all bypasses with the
5607 same input insn in one switch case.
5609 * rtl.def (define_bypass): Describe bypass choice.
5610 * doc/md.texi (define_bypass): Ditto.
5612 2009-03-27 Richard Guenther <rguenther@suse.de>
5614 * gimplify.c (mark_addressable): Export.
5615 * tree-flow.h (mark_addressable): Declare.
5616 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5617 * tree-ssa.c (verify_phi_args): Verify that address taken
5618 variables have TREE_ADDRESSABLE set.
5620 2009-03-27 Richard Guenther <rguenther@suse.de>
5622 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5623 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5624 Do not mark decls TREE_ADDRESSABLE.
5625 (build_fold_addr_expr): Adjust.
5626 (fold_addr_expr): Remove.
5627 (fold_unary): Use build_fold_addr_expr.
5628 (fold_comparison): Likewise.
5629 (split_address_to_core_and_offset): Likewise.
5630 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5632 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5633 (gimplify_modify_expr_to_memcpy): Mark source and destination
5635 * omp-low.c (create_omp_child_function): Mark the object decl
5637 (lower_rec_input_clauses): Mark the var we take the address of
5639 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5641 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5644 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5645 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5647 2009-03-27 Richard Guenther <rguenther@suse.de>
5649 PR tree-optimization/39120
5650 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5652 (handle_lhs_call): Process return constraints. Add escape
5653 constraints if necessary.
5654 (handle_const_call): Fill out return constraints. Make nested
5655 case more precise. Avoid consttmp if possible.
5656 (handle_pure_call): Fill out return constraints. Avoid
5657 callused if possible.
5658 (find_func_aliases): Simplify call handling.
5660 2009-03-27 Richard Guenther <rguenther@suse.de>
5662 PR tree-optimization/39120
5663 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5664 as a representative.
5665 (solve_graph): Do propagate CALLUSED.
5666 (handle_pure_call): Use a scalar constraint from CALLUSED for
5668 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5671 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5674 * c-common.c (handle_aligned_attribute): Properly check alignment
5675 overflow. Use (1U << i) instead of (1 << i).
5677 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5679 * expr.h (get_mem_align_offset): Updated.
5681 * tree.h (tree_decl_common): Change align to "unsigned int" and
5682 move it before pointer_alias_set.
5684 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5685 Jakub Jelinek <jakub@redhat.com>
5688 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5689 gr_register_operand with gr_reg_or_0_operand.
5690 (cmpxchg_rel_di): Likewise.
5691 (sync_lock_test_and_set<mode>): Likewise.
5693 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5695 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5696 (true_regnum): Likewise.
5698 * rtlanal.c (subreg_info): Moved to ...
5699 * rtl.h (subreg_info): Here. New.
5700 (subreg_get_info): New.
5702 * rtlanal.c (subreg_get_info): Make it extern.
5704 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5707 * config/i386/i386.c (ix86_abi): New.
5708 (override_options): Handle -mabi=.
5709 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5710 (ix86_call_abi_override): Likewise.
5711 (init_cumulative_args): Likewise.
5712 (function_arg_advance): Likewise.
5713 (function_arg_64): Likewise.
5714 (function_arg): Likewise.
5715 (ix86_pass_by_reference): Likewise.
5716 (ix86_function_value_regno_p): Likewise.
5717 (ix86_build_builtin_va_list_abi): Likewise.
5718 (setup_incoming_varargs_64): Likewise.
5719 (is_va_list_char_pointer): Likewise.
5720 (ix86_init_machine_status): Likewise.
5721 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5722 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5723 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5724 (ix86_function_abi): Make it static and return enum calling_abi.
5725 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5727 (ix86_fn_abi_va_list): Updated.
5729 * config/i386/i386.h (ix86_abi): New.
5730 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5731 (CONDITIONAL_REGISTER_USAGE): Likewise.
5732 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5733 (machine_function): Likewise.
5735 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5737 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5738 (STACK_BOUNDARY): Likewise.
5739 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5741 * config/i386/i386.opt (mabi=): New.
5743 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5744 return enum calling_abi.
5745 (ix86_function_type_abi): Likewise.
5746 (ix86_function_abi): Removed.
5748 * doc/invoke.texi: Document -mabi= option for x86.
5750 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5752 * builtins.c (real_dconstp): Delete.
5753 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5755 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5756 Jakub Jelinek <jakub@redhat.com>
5759 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5760 (gen_subprogram_die): When a function is explicit, generate the
5761 DW_AT_explicit attribute.
5762 * langhooks.h (struct lang_hooks_for_decls): Add
5763 function_decl_explicit_p langhook.
5764 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5765 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5767 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5769 * builtins.c (fold_builtin_memory_op): Optimize memmove
5770 into memcpy if we can prove source and destination don't overlap.
5772 * tree-inline.c: Include gt-tree-inline.h.
5773 (clone_fn_id_num): New variable.
5774 (clone_function_name): New function.
5775 (tree_function_versioning): Use it.
5776 * Makefile.in (GTFILES): Add tree-inline.c.
5778 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5780 * BASE-VER: Change to 4.5.0.
5782 2009-03-27 Xinliang David Li <davidxl@google.com>
5784 PR tree-optimization/39557
5785 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5787 2009-03-27 Xinliang David Li <davidxl@google.com>
5789 PR tree-optimization/39548
5790 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5793 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5795 * c-common.c (pointer_int_sum): Use %wd on return from
5798 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5800 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5801 on return from tree_low_cst.
5803 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5806 * ginclude/stdarg.h (va_copy): Define also for
5807 __GXX_EXPERIMENTAL_CXX0X__.
5809 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5812 * builtins.h (c_strlen): Do not warn here.
5813 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5814 * c-common.c (pointer_int_sum): Take an explicit location.
5815 Warn about offsets out of bounds.
5816 * c-common.h (pointer_int_sum): Adjust declaration.
5818 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5820 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5823 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5826 * opts.c (warn_if_disallowed_function_p): Don't assume
5827 get_callee_fndecl must return non-NULL.
5829 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5831 PR rtl-optimization/39522
5832 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5833 when reg_reloaded_valid is set.
5835 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5837 * config/spu/divv2df3.c: New file.
5838 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5839 (DPBIT_FUNCS): Filter out _div_df.
5841 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5843 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5844 a jump insn, count that jump in the distance to the loop start.
5846 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5849 * config/sh/sh.c (calc_live_regs): Fix condition for global
5850 registers except PIC_OFFSET_TABLE_REGNUM.
5852 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5855 * doc/invoke.texi (-mconsole): New.
5859 (-mnop-fun-dllimport): New.
5863 (sub section "i386 and x86-64 Windows Options"): New.
5865 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5867 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5868 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5870 2009-03-25 Richard Guenther <rguenther@suse.de>
5873 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5876 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5878 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5879 neither of haifa/selective schedulers are working.
5881 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5883 * doc/invoke.texi (Debugging Options): Fix description of
5884 -fno-merge-debug-strings.
5886 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5888 * config/cris/libgcc.ver: New version-script.
5889 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5891 * configure.ac <GAS features, nop mnemonic>: Add pattern
5892 crisv32-*-* for "nop".
5893 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5894 * configure: Regenerate.
5896 2009-03-24 Ira Rosen <irar@il.ibm.com>
5898 PR tree-optimization/39529
5899 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5900 mark_sym_for_renaming for the tag copied to the new vector
5903 2009-03-24 Arthur Loiret <aloiret@debian.org>
5905 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5906 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5907 EXTRA_SPEC_FUNCTIONS.
5908 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5909 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5910 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5911 -march and -mtune options.
5913 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5915 * config/m68k/t-rtems: Add m5329 multilib.
5917 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5918 Jakub Jelinek <jakub@redhat.com>
5921 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5924 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5927 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5928 instead of c_parser_expression_conv, if original_code isn't one of the
5929 4 allowed comparison codes, fail.
5931 2009-03-23 Richard Guenther <rguenther@suse.de>
5933 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5934 * tree.h (struct tree_type): Likewise.
5935 * reload.h (struct insn_chain): Likewise.
5936 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5937 * function.h (struct function): Likewise.
5938 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5940 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5942 PR tree-optimization/39516
5943 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5945 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5947 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5948 should be set true if BITS_PER_WORD of target is bigger than 32
5950 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5952 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5953 Translate -B-options to -rpath-link. Correct existing
5954 rpath-link and conditionalize on !nostdlib.
5956 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5958 * doc/extend.texi (Function Attributes, Variable Attributes):
5960 * doc/invoke.texi (Debugging Options, Optimize Options)
5961 (i386 and x86-64 Options, MCore Options): Likewise.
5963 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5966 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5967 it for block local namespace aliases.
5968 (gen_decl_die): Pass context_die to gen_namespace_die.
5970 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5973 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5974 minimum or maximum value.
5976 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5978 * reginfo.c (globalize_reg): Recompute derived reg sets.
5980 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5983 * libgcc2.c (mprotect): Do not use signed arguments for
5984 VirtualProtect, use DWORD arguments. Also fix the 'may
5985 be used uninitialized' warning for the np variable.
5987 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5990 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5991 functions using regparm calling conventions when not optimizing.
5992 (ix86_function_sseregparm): Similarly for sseregparm calling
5995 2009-03-19 Li Feng <nemokingdom@gmail.com>
5998 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5999 dependence if the first conflict is after niter iterations.
6001 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6004 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6005 functions with dynamic stack-pointer adjustments.
6007 2009-03-19 Ben Elliston <bje@au.ibm.com>
6009 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6010 option; change to -msdata=data.
6012 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6014 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6017 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6020 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6022 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6024 * doc/invoke.texi (Code Gen Options): Expand discussion of
6027 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6029 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6030 * matrix-reorg.c (struct matrix_info): Likewise.
6031 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6032 * rtl.h (struct mem_attrs): Likewise.
6033 * df.h (struct df): Likewise.
6034 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6035 * ira-int.h (struct ira_allocno): Likewise.
6036 * df-scan.c (struct df_collection_rec): Likewise.
6037 * ira.c (struct equivalence): Likewise.
6038 * function.c (struct temp_slot): Likewise.
6039 * cfgloop.h (struct loop): Likewise.
6042 * function.c (use_register_for_decl): When not optimizing, disregard
6043 register keyword for variables with types containing methods.
6045 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6048 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6049 (is_simple_operand): Call contains_component_ref_p before calling data
6050 reference analysis that would fail on COMPONENT_REFs.
6052 * tree-vrp.c (search_for_addr_array): Fix formatting.
6054 2009-03-18 Richard Guenther <rguenther@suse.de>
6056 * tree-vect-transform.c (vect_loop_versioning): Fold the
6057 generated comparisons.
6058 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6059 (slpeel_tree_peel_loop_to_edge): Likewise.
6061 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6064 * opts.c (print_specific_help): In addition to `undocumented',
6065 accept `separate' and `joined' flags if passed alone. Describe
6066 output by the first matched one of those.
6067 (common_handle_option): Skip over empty strings.
6068 * gcc.c (display_help): Fix help string for `--help='.
6069 * doc/invoke.texi (Option Summary, Overall Options): With
6070 `--help=', classes and qualifiers can both be repeated, but
6071 only the latter can be negated. One should not pass only
6072 negated qualifiers. Fix markup and examples.
6075 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6077 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6078 and -fhelp=separate.
6080 2009-03-17 Jing Yu <jingyu@google.com>
6083 * function.h (struct rtl_data): Move is_thunk from here...
6084 (struct function): ...to here.
6085 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6086 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6088 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6090 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6091 (alpha_output_function_end_prologue): Likewise.
6092 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6093 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6094 (rs6000_output_function_epilogue): Likewise.
6095 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6097 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6100 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6101 from different units in a single alternative.
6102 (*truncdfsf_i387): Ditto.
6103 (*truncxfsf2_mixed): Ditto.
6104 (*truncxfdf2_mixed): Ditto.
6106 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6108 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6109 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6112 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6113 unused non-artificial variables when not optimizing.
6116 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6117 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6118 NAMESPACE_DECL in its DECL_INITIAL.
6121 * optabs.c (set_user_assembler_libfunc): New function.
6122 * expr.h (set_user_assembler_libfunc): New prototype.
6123 * c-common.c: Include libfuncs.h.
6124 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6125 for memcmp, memset, memcpy, memmove and abort.
6126 * Makefile.in (c-common.o): Depend on libfuncs.h.
6129 * dwarf2out.c (gen_inlined_enumeration_type_die,
6130 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6131 gen_tagged_type_instantiation_die): Removed.
6132 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6135 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6138 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6140 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6141 (check-parallel-%): Ditto.
6142 (check-consistency): Ditto.
6144 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6146 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6147 local variable rhs by NULL_TREE.
6149 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6152 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6154 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6157 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6159 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6162 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6163 for ms->sysv ABI calls only in 64bit mode.
6165 * config/i386/i386.md (untyped_call): Support 32bit.
6167 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6169 * doc/extend.texi: Replace x86_65 with x86_64.
6171 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6173 PR tree-optimization/39455
6174 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6175 mismatches for POINTER_TYPE_P (type).
6176 (number_of_iterations_le): Likewise.
6178 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6180 * config/picochip/picochip.c: Removed profiling support.
6181 * config/picochip/picochip.md: Removed profiling instruction.
6182 * config/picochip/picochip.h: Removed profiling builtin.
6184 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6186 * doc/install.texi (--with-host-libstdcxx): Document.
6188 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6191 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6192 generate a warning if the function name does not begin with
6193 "__vector" and the function has either the 'signal' or 'interrupt'
6194 attribute, from here to ...
6195 (avr_declare_function_name): ...here. New function.
6196 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6197 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6199 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6202 * cse.c (fold_rtx): Don't modify original const_arg1 when
6203 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6204 separate variable instead.
6205 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6206 from out of range shift counts.
6207 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6209 2009-03-13 Catherine Moore <clm@codesourcery.com>
6211 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6212 diagnostic.h with $(DIAGNOSTIC_H).
6214 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6217 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6219 * config/i386/sync.md (sync_compare_and_swap<mode>,
6220 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6221 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6223 (sync_double_compare_and_swapdi_pic,
6224 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6225 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6227 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6230 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6232 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6235 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6236 (avx_addsubv4df3): Likewise.
6237 (*avx_addsubv4sf3): Likewise.
6238 (sse3_addsubv4sf3): Likewise.
6240 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6243 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6245 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6248 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6249 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6250 registers for allocnos created from user-defined variables.
6252 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6255 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6256 of non-integer mode as well.
6258 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6260 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6261 for functions for which the parameter types are unknown.
6263 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6266 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6267 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6268 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6269 * config/i386/i386.c (ix86_local_alignment): For
6270 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6271 long long variables on the stack to avoid dynamic realignment.
6272 Allow the first argument to be a decl rather than type.
6273 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6275 2009-03-11 Nick Clifton <nickc@redhat.com>
6278 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6280 Add description to mno-lsim option.
6281 * config/mcore/mcore.h: Remove comment about deprecated m4align
6283 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6284 * doc/invoke.texi: Add description of mno-lsim and
6285 mstack-increment options.
6287 * config/fr30/fr30.opt: Document the -mno-lsim option.
6288 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6289 and -mno-lsim options.
6291 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6293 * fold-const.c (fold_comparison): Only call fold_inf_compare
6294 if the mode supports infinities.
6296 2009-03-11 Jason Merrill <jason@redhat.com>
6299 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6300 end already did. Notice GIMPLE_CALL modifications of the result.
6301 Don't copy debug information from an ignored decl or a decl from
6304 2009-03-10 Richard Guenther <rguenther@suse.de>
6305 Nathan Froyd <froydnj@codesourcery.com>
6308 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6309 (__divMODE3): Likewise.
6311 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6313 PR tree-optimization/39394
6314 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6315 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6317 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6319 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6320 inline asms for register asm ("") declarations.
6322 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6324 * fold-const.c (fold_unary): Fix comment.
6326 2009-03-07 Jan Hubicka <jh@suse.cz>
6329 * tree-inline.c (setup_one_parameter): Do replacement of const
6330 argument by constant in SSA form.
6332 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6335 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6336 determine alignment passed to assign_stack_local.
6337 (assign_parms_unsplit_complex): Likewise.
6338 * except.c (sjlj_build_landing_pads): Likewise.
6340 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6343 * tree-flow.h (add_referenced_var): Return bool instead of void.
6344 * tree-dfa.c (add_referenced_var): Return result of
6345 referenced_var_check_and_insert call.
6346 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6347 of referenced_var_check_and_insert.
6350 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6351 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6352 DIE, don't emit it if abstract origin already has it.
6353 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6354 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6356 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6358 * genpreds.c (needs_variable): Fix parentheses at variable name
6360 (write_tm_constrs_h): Indent generated code.
6362 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6364 * doc/extend.texi (Function Attributes): Add documentation
6367 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6370 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6371 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6373 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6375 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6378 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6381 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6382 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6384 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6386 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6387 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6388 constants instead of magic numbers.
6389 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6391 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6392 (x86_64_ms_abi_int_parameter_registers): Ditto.
6393 (x86_64_int_return_registers): Ditto.
6394 (ix86_maybe_switch_abi): Ditto.
6395 (ix86_expand_call): Ditto for clobbered_registers array.
6396 (ix86_hard_regno_mode_ok): Ditto.
6397 (x86_extended_QIreg_mentioned_p): Ditto.
6399 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6401 PR tree-optimization/39349
6402 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6404 * combine.c (gen_lowpart_for_combine): Use omode when generating
6407 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6409 PR rtl-optimization/39235
6410 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6412 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6414 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6416 2009-03-04 Richard Guenther <rguenther@suse.de>
6418 PR tree-optimization/39362
6419 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6420 that occur in abnormal PHIs should be varying.
6422 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6424 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6426 (simple_iv): Take loop as an argument instead of statement.
6427 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6428 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6430 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6432 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6433 * matrix-reorg.c (analyze_transpose): Ditto.
6434 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6435 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6436 * tree-predcom.c (ref_at_iteration): Ditto.
6437 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6439 2009-03-04 Richard Guenther <rguenther@suse.de>
6441 PR tree-optimization/39358
6442 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6443 escaped_id and callused_id.
6444 (solve_graph): Likewise.
6446 2009-03-04 Richard Guenther <rguenther@suse.de>
6448 PR tree-optimization/39339
6449 * tree-sra.c (try_instantiate_multiple_fields): Make it
6450 no longer ICE on the above.
6452 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6454 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6455 that fits within Pmode.
6457 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6460 * tm.texi (LIBCALL_VALUE): Update description.
6462 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6465 * doc/extend.texi (section): Update description.
6467 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6470 * tree-inline.c (remapped_type): New.
6471 (can_be_nonlocal): Call remapped_type instead of remap_type.
6473 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6476 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6477 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6479 2009-03-03 Richard Guenther <rguenther@suse.de>
6482 * tree.c (tree_nonartificial_location): New function.
6483 * tree.h (tree_nonartificial_location): Declare.
6484 * builtins.c (expand_builtin_memory_chk): Provide location
6485 of the call location for artificial function pieces.
6486 (maybe_emit_chk_warning): Likewise.
6487 (maybe_emit_sprintf_chk_warning): Likewise.
6488 (maybe_emit_free_warning): Likewise.
6489 * expr.c (expand_expr_real_1): Likewise.
6491 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6493 PR tree-optimization/39343
6494 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6495 COMPONENT_REF t has ARRAY_TYPE.
6497 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6500 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6501 when the type precision of the induction variable should be
6502 larger than the type precision of nit.
6503 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6504 * graphite.c (graphite_loop_normal_form): Same.
6505 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6507 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6509 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6510 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6511 numbers to describe clobbered registers.
6512 (*call_value_0_rex64_ms_sysv): Ditto.
6513 * config/i386/mmx.md (mmx_emms): Ditto.
6516 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6518 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6521 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6523 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6524 (spu_section_type_flags): New function.
6526 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6529 reg_class_contents of FLOAT_REGS into a temporary.
6531 2009-03-02 Richard Guenther <rguenther@suse.de>
6532 Ira Rosen <irar@il.ibm.com>
6534 PR tree-optimization/39318
6535 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6536 information to the vectorized statement.
6538 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6540 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6541 variable. Use defined names instead of magic constants for REX SSE
6544 2009-03-01 Richard Guenther <rguenther@suse.de>
6546 PR tree-optimization/39331
6547 * omp-low.c (lower_send_shared_vars): Do not receive new
6548 values for the reference of DECL_BY_REFERENCE parms or results.
6550 2009-03-01 Jan Hubicka <jh@suse.cz>
6553 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6554 BLOCK_NONLOCALIZED_VAR): New macros.
6555 (tree_block): Add nonlocalized_vars.
6556 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6557 gen_decl_die): Add origin argument. Allow generation of die with
6558 origin at hand only.
6559 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6560 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6562 (gen_block_die): Fix checking for unused blocks.
6563 (process_scope_var): Break out from .... ; work with origins only.
6564 (decls_for_scope) ... here; process nonlocalized list.
6565 (dwarf2out_ignore_block): Look for nonlocalized vars.
6566 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6568 (dump_scope_block): Dump them.
6569 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6570 (remap_block): Likewise.
6571 (can_be_nonlocal): New predicate.
6572 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6574 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6576 * configure: Regenerate.
6578 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6580 * optc-gen.awk: No need to duplicate option flags twice.
6581 Reuse help texts for duplicate options which do not have any.
6583 * gcc.c (display_help): Document --version.
6585 * gcc.c (main): If print_help_list and verbose_flag, ensure
6586 driver output comes before subprocess output.
6588 * optc-gen.awk: Assign all remaining fields to help string,
6589 space-separated, for multi-line help in *.opt.
6591 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6592 -Wno-pedantic-ms-format is for MinGW targets only.
6594 * doc/options.texi (Option file format): Fix bad indentation,
6595 restoring dropped sentence.
6597 2009-02-28 Jan Hubicka <jh@suse.cz>
6599 * tree-inline.c (tree_function_versioning): Output debug info.
6601 2009-02-28 Jan Hubicka <jh@suse.cz>
6604 * tree-inline.c (setup_one_parameter): Do not copy propagate
6605 arguments when not optimizing.
6607 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6610 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6611 (avx_addsubv4df3): Likewise.
6612 (*avx_addsubv4sf3): Likewise.
6613 (sse3_addsubv4sf3): Likewise.
6614 (*avx_addsubv2df3): Likewise.
6615 (sse3_addsubv2df3): Likewise.
6616 (avx_unpckhps256): Correct item selectors.
6617 (avx_unpcklps256): Likewise.
6618 (avx_unpckhpd256): Likewise.
6619 (avx_unpcklpd256): Likewise.
6621 2009-02-28 Jan Hubicka <jh@suse.cz>
6623 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6625 (copy_arguments_for_versioning): If var is declared don't declare it.
6626 (tree_function_versioning): First setup substitutions and then copy
6629 2009-02-27 Jan Hubicka <jh@suse.cz>
6632 * cgraph.h (varpool_output_debug_info): Remove.
6633 * cgraphunit.c (varpool_output_debug_info): Remove.
6634 * dwarf2out.c (deferred_locations_struct): New struct
6635 (deferred_locations): New type.
6636 (deferred_locations_list): New static var.
6637 (deffer_location): New function.
6638 (gen_variable_die): Use it.
6639 (decls_for_scope): Output info on local static vars.
6640 (dwarf2out_finish): Process deferred locations.
6641 * varpool.c (varpool_output_debug_info): Remove.
6643 2009-02-27 Jan Hubicka <jh@suse.cz>
6646 * tree.h (TREE_PROTECTED): Fix comment.
6647 (BLOCK_HANDLER_BLOCK): Remove.
6648 (struct tree_block): Remove handler_block add body_block.
6649 (inlined_function_outer_scope_p): New.
6650 (is_body_block): Remove.
6651 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6652 * dwarf2out.c (is_inlined_entry_point): Remove.
6653 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6654 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6656 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6657 * gimplify.c (gimplify_expr): Gimplify body blocks.
6658 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6659 block with multiple subblocks.
6660 (dump_scope_block): Prettier output; dump more flags and info.
6661 (dump_scope_blocks): New.
6662 (remove_unused_locals): Use dump_scope_blocks.
6663 * tree-flow.h (dump_scope_blocks): Declare.
6664 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6665 * stmt.c (is_body_block): Remove.
6666 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6667 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6669 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6672 * graphite.c (graphite_loop_normal_form): Do not call
6673 number_of_iterations_exit from a gcc_assert.
6675 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6677 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6678 jumps if COND is NULL.
6679 (find_cond_jump): New function.
6680 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6681 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6683 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6685 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6686 force_const_mem returns NULL_RTX.
6688 2009-02-26 Jan Hubicka <jh@suse.cz>
6691 * cgraph.h (varpool_output_debug_info): Remove.
6692 * cgraphunit.c (varpool_output_debug_info): Remove.
6693 * dwarf2out.c (deferred_locations_struct): New struct
6694 (deferred_locations): New type.
6695 (deferred_locations_list): New static var.
6696 (deffer_location): New function.
6697 (gen_variable_die): Use it.
6698 (decls_for_scope): Output info on local static vars.
6699 (dwarf2out_finish): Process deferred locations.
6700 * varpool.c (varpool_output_debug_info): Remove.
6702 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6704 PR rtl-optimization/39241
6705 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6706 to subreg_offset_representable_p.
6708 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6710 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6711 execute function prototype. Get f and nregs from max_reg_num
6712 and get_insns. Remove the first backward pass as it's dead,
6713 guard the forward pass by flag_expensive_optimizations.
6714 (rest_of_handle_regmove): Delete.
6715 (pass_regmove): Replace it with regmove_optimize.
6717 2009-02-25 Martin Jambor <mjambor@suse.cz>
6719 PR tree-optimization/39259
6720 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6721 calls_alloca function flags.
6722 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6725 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6727 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6728 flags_set_1_rtx, flags_set_1_set): Delete.
6729 (regmove_optimize): Do not call mark_flags_life_zones.
6731 2009-02-24 Julian Brown <julian@codesourcery.com>
6734 * config/arm/arm.c (require_pic_register): Only set
6735 cfun->machine->pic_reg once per function.
6737 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6739 * doc/invoke.texi (Link Options): Document an easier way to pass
6740 options that take arguments to the GNU linker using -Xlinker and -Wl.
6742 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6745 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6747 2009-02-24 Richard Guenther <rguenther@suse.de>
6750 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6752 2009-02-24 Richard Guenther <rguenther@suse.de>
6753 Zdenek Dvorak <ook@ucw.cz>
6755 PR tree-optimization/39233
6756 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6757 from converting them to a generic type.
6759 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6761 PR tree-optimization/39260
6762 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6763 contains a condition with a real type.
6764 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6766 2009-02-23 Jason Merrill <jason@redhat.com>
6769 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6770 narrowing_initializer_constant_valid_p.
6771 (narrowing_initializer_constant_valid_p): Don't return
6772 null_pointer_node for adding a pointer to itself.
6774 2009-02-23 Jan Hubicka <jh@suse.cz>
6777 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6780 2009-02-23 Jan Hubicka <jh@suse.cz>
6782 PR tree-optimization/37709
6783 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6784 * tree.h (block_ultimate_origin): Declare.
6785 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6786 * tree-ssa-live.c (remove_unused_scope_block_p):
6787 Eliminate blocks containig no instructions nor live variables nor
6789 (dump_scope_block): New function.
6790 (remove_unused_locals): Enable removal of dead blocks by default;
6791 enable dumping at TDF_DETAILS.
6793 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6795 * config/i386/i386.c (classify_argument): Don't allow COImode
6797 (function_arg_advance_32): Don't allow OImode.
6798 (function_arg_32): Likewise.
6799 (function_value_32): Likewise.
6800 (return_in_memory_32): Likewise.
6801 (function_arg_64): Remove OImode comment.
6803 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6806 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6807 ix86_expand_vector_set for V4DImode in 64bit mode only.
6808 (ix86_expand_vector_init_one_var): Likewise.
6810 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6812 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6814 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6817 * loop-iv.c: Revert last change.
6818 * emit-rtl.c: Likewise.
6820 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6823 * config/i386/i386.c (type_natural_mode): Remove an extra
6824 space in the warning message.
6825 (function_value_32): Handle 32-byte vector modes.
6826 (return_in_memory_32): Likewise.
6828 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6830 * loop-iv.c (truncate_value): New function.
6831 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6833 (lowpart_subreg): Move to...
6834 * emit-rtl.c: ...here.
6836 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6838 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6839 accidental and undocumented change at revision 140860.
6841 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6843 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6844 take gimple_seq * arguments.
6845 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6846 types_compatible_p langhook.
6848 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6849 Joseph Myers <joseph@codesourcery.com>
6851 * config/arm/arm.c (arm_builtin_va_list): New function.
6852 (arm_expand_builtin_va_start): Likewise.
6853 (arm_gimplify_va_arg_expr): Likewise.
6854 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6855 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6856 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6857 (va_list_type): New variable.
6858 (arm_mangle_type): Mangle va_list_type appropriately.
6860 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6863 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6864 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6865 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6866 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6867 parameter to 1000 for -O1 by default.
6868 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6870 * loop-invariant.c: Include params.h.
6871 (move_loop_invariants): Don't call move_single_loop_invariants on
6874 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6876 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6877 offset when calculating bounds for indexing stack_usage_map. Fixes
6878 a buffer overflow with certain target setups.
6880 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6883 * calls.c (expand_call): Clear try_tail_call if caller and callee
6884 disagree in promotion of function return value.
6886 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6889 * c-common.c (c_determine_visibility): If visibility changed and
6890 DECL_RTL has been already set, call make_decl_rtl to update symbol
6893 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6896 * varasm.c (assemble_variable): Don't check DECL_NAME when
6897 globalizing a variable.
6899 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6902 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6903 expression before any __builtin_trap call.
6904 * c-typeck.c (build_function_call): Convert and check function
6905 arguments before generating a call to a trap. Evaluate the
6906 function arguments before the trap.
6908 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6911 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6912 (UNSPEC_FXAM_MEM): New unspec.
6913 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6914 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6915 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6917 2009-02-19 Richard Guenther <rguenther@suse.de>
6919 PR tree-optimization/39207
6920 PR tree-optimization/39074
6921 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6922 storedanything_tree): New.
6923 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6924 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6925 (build_succ_graph): Add edges from STOREDANYTHING to all
6927 (init_base_vars): Initialize STOREDANYTHING.
6928 (compute_points_to_sets): Free substitution info after
6929 building the succ graph.
6930 (ipa_pta_execute): Likewise.
6932 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6934 (do_ds_constraint): Do not add to special var or non-pointer
6936 (type_could_have_pointers): Split out from ...
6937 (could_have_pointers): ... here. For arrays use the element type.
6938 (create_variable_info_for): Initialize may_have_pointers.
6939 (new_var_info): Likewise.
6940 (handle_lhs_call): Make the HEAP variable unknown-sized.
6941 (intra_create_variable_infos): Use a type with pointers for
6942 PARM_NOALIAS, make it unknown-sized.
6944 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6947 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6949 2009-02-18 Jason Merrill <jason@redhat.com>
6952 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6953 value if DECL_EXTERNAL.
6954 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6955 * target.h (gcc_target::binds_local_p): Clarify "module".
6956 * tree.h (TREE_PUBLIC): Clarify "module".
6958 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6961 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6962 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6964 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6967 * c.opt (Wabi): Support C and ObjC.
6970 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6972 * config/i386/i386.c (classify_argument): Warn once about the ABI
6973 change when passing union with long double.
6975 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6977 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6980 * c-parser.c (c_parser_compound_statement): Always enter and leave
6983 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6986 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6988 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6990 PR tree-optimization/36922
6991 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6992 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6995 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6997 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7000 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7002 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7004 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7006 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7009 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7010 Richard Sandiford <rdsandiford@googlemail.com>
7012 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7013 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7014 (loongson_biadd): ...this.
7016 2009-02-17 Richard Guenther <rguenther@suse.de>
7018 PR tree-optimization/39202
7019 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7020 a var make sure to follow existing collapses.
7022 2009-02-17 Richard Guenther <rguenther@suse.de>
7025 * langhooks.c (lhd_print_error_function): Check for NULL block.
7027 2009-02-17 Richard Guenther <rguenther@suse.de>
7029 PR tree-optimization/39204
7030 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7033 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7035 * config/soft-fp/double.h: Update from glibc CVS.
7037 2009-02-17 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/39207
7040 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7041 strict-aliasing warnings for pointers pointing to NULL.
7043 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7046 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7047 skipping until next close brace.
7049 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7053 to function argument boundary.
7055 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7057 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7058 in the lea_add. Reload eventually constraints it properly.
7059 * config/picochip/constraints.md : Remove the target constraint
7060 "b", since it is not needed anymore.
7062 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7064 * gthr-dce.h: Uglify function parameter and local variable names.
7065 * gthr-gnat.h: Likewise.
7066 * gthr-mipssde.h: Likewise.
7067 * gthr-nks.h: Likewise.
7068 * gthr-posix95.h: Likewise.
7069 * gthr-posix.h: Likewise.
7070 * gthr-rtems.h: Likewise.
7071 * gthr-single.h: Likewise.
7072 * gthr-solaris.h: Likewise.
7073 * gthr-tpf.h: Likewise.
7074 * gthr-vxworks.h: Likewise.
7075 * gthr-win32.h: Likewise.
7077 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7080 * config/i386/i386.md: Restrict the new peephole2 to move
7081 between MMX/SSE registers.
7083 2009-02-15 Richard Guenther <rguenther@suse.de>
7086 2009-02-13 Richard Guenther <rguenther@suse.de>
7088 * configure.ac: Enable LFS.
7089 * configure: Re-generate.
7090 * config.in: Likewise.
7092 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7094 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7095 spu_srqwbyte, spu_srqwbytebc): Define.
7096 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7097 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7098 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7099 "shrqby_<mode>"): New insn-and-split patterns.
7100 * config/spu/spu.c (expand_builtin_args): Determine and return
7101 number of operands using spu_builtin_description data.
7102 (spu_expand_builtin_1): Use it.
7104 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7107 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7110 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/i386.c (override_options): Correct warning
7114 messages for -malign-loops, -malign-jumps and -malign-functions.
7116 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7119 * config/i386/i386.md: Restrict the new peephole2 to move
7120 between the general purpose registers.
7122 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7125 * config/i386/i386.c (type_natural_mode): Add a new argument.
7126 Return the original mode and warn ABI change if vector size is 32byte.
7127 (function_arg_advance): Updated.
7128 (function_arg): Likewise.
7129 (ix86_function_value): Likewise.
7130 (ix86_return_in_memory): Likewise.
7131 (ix86_sol10_return_in_memory): Likewise.
7132 (ix86_gimplify_va_arg): Likewise.
7133 (function_arg_32): Don't warn ABX ABI change here.
7134 (function_arg_64): Likewise.
7136 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7138 * loop-iv.c (implies_p): In the final case, test that operands 0
7139 of the two comparisons match.
7141 * config/bfin/bfin.c (find_prev_insn_start): New function.
7142 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7143 (find_next_insn_start): Move.
7145 2009-02-13 Richard Guenther <rguenther@suse.de>
7147 * configure.ac: Enable LFS.
7148 * configure: Re-generate.
7149 * config.in: Likewise.
7151 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7154 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7155 sizes on syntax error after some arguments have been parsed.
7157 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7159 * doc/invoke.texi (-fira): Remove.
7161 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7163 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7164 * recog.c: Likewise.
7167 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7169 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7170 (umul_ppmm): Likewise.
7171 (count_leading_zeros): Likewise.
7172 (count_trailing_zeros): Likewise.
7173 (UMUL_TIME): Likewise.
7175 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7177 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7178 soft-fp/t-softfp to tmake_file.
7180 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7181 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7182 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7183 IA64_BUILTIN_INFQ]: New.
7184 (ia64_init_builtins): Initialize __builtin_infq,
7185 __builtin_fabsq and __builtin_copysignq if not HPUX.
7186 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7187 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7189 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7191 (__fixtfti): Likewise.
7192 (__fixunstfti): Likewise.
7193 (__floattitf): Likewise.
7195 * config/ia64/libgcc-glibc.ver: New.
7196 * config/ia64/t-fprules-softfp: Likewise.
7197 * config/ia64/sfp-machine.h: Likewise.
7199 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7200 (LIBGCC2_TF_CEXT): Likewise.
7201 (TF_SIZE): Likewise.
7202 (TARGET_INIT_LIBFUNCS): Likewise.
7204 * config/ia64/t-glibc (SHLINB_MAPFILES):
7205 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7207 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7209 * config/i386/i386.c (construct_container): Rewrite processing
7210 BLKmode with X86_64_SSE_CLASS.
7212 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7215 * config/i386/i386.md: Replace simplify_replace_rtx with
7216 replace_rtx in the new peephole2.
7218 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7220 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7221 loop unrolling do not happen at -O2.
7223 2009-02-12 Michael Matz <matz@suse.de>
7225 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7227 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7229 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7232 2009-02-12 Ben Elliston <bje@au.ibm.com>
7234 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7235 patterns when updating the back chain. Missed in the 2009-02-10
7238 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7240 * doc/extend.texi (Decimal Floating Types): Update identifier of
7241 draft TR and list of missing support.
7243 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7246 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7247 bit to variable length decl's flags, add it also to its
7248 pointer replacement variable.
7250 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7251 Jakub Jelinek <jakub@redhat.com>
7254 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7255 (memory_blockage): New expander.
7256 (*memory_blockage): New insn pattern.
7257 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7258 instead of general blockage at the end of function prologue when
7259 frame pointer is used to access red zone area. Do not emit blockage
7260 when profiling, it is emitted in generic code.
7261 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7262 function epilogue when frame pointer is used to access red zone area.
7264 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7267 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7268 by arithmetic with memory operands.
7269 * config/i386/predicates.md (commutative_operator): New.
7271 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7273 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7276 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7278 * alias.h (record_alias_subset): Declare.
7279 * alias.c (record_alias_subset): Make global.
7281 2009-02-10 Nick Clifton <nickc@redhat.com>
7283 * tree-parloops.c: Change license to GPLv3.
7284 * ipa-struct-reorg.c: Change license to GPLv3.
7285 * ipa-struct-reorg.h: Change license to GPLv3.
7287 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7290 * c-decl.c (start_struct): Return NULL on error.
7292 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7295 * cfgloopmanip.c (remove_path): Call remove_bbs after
7296 cancel_loop_tree, not before it.
7299 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7300 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7301 VAR_DECLs were seen.
7302 * tree-ssa-live.c (remove_unused_locals): Recompute
7303 cfun->has_local_explicit_reg_vars.
7304 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7305 copies or clearings if cfun->has_local_explicit_reg_vars.
7307 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7310 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7311 of function prologue when frame pointer is used to access
7314 2009-02-10 Richard Guenther <rguenther@suse.de>
7317 * gimplify.c (gimple_regimplify_operands): Always look if
7318 we need to create a temporary.
7320 2009-02-10 Richard Guenther <rguenther@suse.de>
7322 PR tree-optimization/39132
7323 * tree-loop-distribution.c (todo): New global var.
7324 (generate_memset_zero): Trigger TODO_rebuild_alias.
7325 (tree_loop_distribution): Return todo.
7327 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7330 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7331 (x86_64_reg_class_name): Removed.
7332 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7333 first one isn't X86_64_SSE_CLASS or any other ones aren't
7334 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7335 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7336 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7337 and 3 X86_64_SSEUP_CLASS.
7338 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7339 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7341 2009-02-10 Ben Elliston <bje@au.ibm.com>
7343 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7344 form instruction to update the stack back chain word, even if the
7345 user has disabled the generation of update instructions.
7346 (movdi_<mode>_update_stack): New.
7347 (movsi_update_stack): Likewise.
7348 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7349 always use an update form instruction to update the stack back
7352 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7355 * graphite.c (if_region_set_false_region): After moving a region in
7356 the false branch of a condition, remove the empty dummy basic block.
7357 (gloog): Remove wrong fix for PR38953.
7359 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7361 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7362 generation due to implicit sign extension.
7364 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7367 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7368 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7370 2009-02-09 Richard Guenther <rguenther@suse.de>
7373 * convert.c (convert_to_real): Disable (float)fn((double)x)
7374 to fnf(x) conversion if errno differences may occur and
7375 -fmath-errno is set.
7377 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7379 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7380 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7381 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7383 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7386 * c-common.c (handle_alias_attribute): Disallow attribute for
7387 anything not a FUNCTION_DECL or VAR_DECL.
7389 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7392 * real.c (do_compare): Special-case compare of zero against
7393 decimal float value.
7395 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7398 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7399 as indicating flexible array members unless the field itself is
7400 being declarared as the incomplete array.
7402 2009-02-06 Jan Hubicka <jh@suse.cz>
7404 PR tree-optimization/38844
7405 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7408 2009-02-06 Richard Guenther <rguenther@suse.de>
7411 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7412 fork because we may expand it as __gcov_fork.
7414 2009-02-06 Nick Clifton <nickc@redhat.com>
7416 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7418 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7420 PR tree-optimization/35659
7421 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7422 vn_phi_eq): Shortcut if hashcode does not match.
7423 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7425 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7426 and avoid iterative_hash_expr.
7427 (FOR_EACH_VALUE_ID_IN_SET): New.
7428 (value_id_compare): Remove.
7429 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7430 sort expressions by value id.
7432 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7435 * config/sh/predicates.md (general_movsrc_operand): Don't check
7436 the subreg of system registers here.
7438 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7441 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7444 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7446 PR rtl-optimization/39110
7447 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7448 addresses, not aligned ones.
7450 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7451 Richard Guenther <rguenther@suse.de>
7453 PR tree-optimization/39100
7454 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7455 comment says and add edges.
7457 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7460 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7461 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7463 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7465 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7466 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7467 register_bb_in_sese, new_sese, free_sese): Moved.
7468 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7469 outermost_loop_in_scop, build_scop_iteration_domain,
7470 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7471 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7472 Use loop_in_sese_p instead of loop_in_scop_p.
7473 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7474 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7475 (scopdet_basic_block_info): Fix bug in scop detection.
7476 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7477 eq_loop_to_cloog_loop): Remove.
7478 (nb_loops_around_loop_in_scop, nb_loop
7479 ref_nb_loops): Moved here...
7480 * graphite.h (ref_nb_loops): ... from here.
7481 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7482 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7483 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7484 * testsuite/gcc.dg/graphite/scop-19.c: New
7486 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7487 Hans-Peter Nilsson <hp@axis.com>
7489 PR rtl-optimization/37889
7490 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7491 Move offset handling from PLUS to before the switch. Use new
7492 arguments when considering SYMBOL_REFs too.
7493 (rtx_addr_can_trap_p): Pass dummy offset and size.
7494 (enum may_trap_p_flags): Remove.
7495 (may_trap_p_1): Pass size from MEM_SIZE.
7497 PR rtl-optimization/38921
7498 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7499 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7500 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7501 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7503 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7505 AVX Programming Reference (January, 2009)
7506 * config/i386/sse.md (*vpclmulqdq): New.
7508 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7510 PR tree-optimization/38977
7511 PR gcov-profile/38292
7512 * calls.c (special_function_p): Disregard __builtin_ prefix.
7514 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7516 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7517 non-indexable addresses even before reload.
7519 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7522 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7523 as having variable size. Do not give an error for unnamed
7524 parameters with [*] declarators. Give a warning for type names
7525 with [*] declarators and mark them as variable size.
7526 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7527 for sizeof applied to [*] type names.
7529 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7532 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7534 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7536 * gcc.c (process_command): Update copyright notice dates.
7537 * gcov.c (print_version): Likewise.
7538 * gcov-dump.c (print_version): Likewise.
7539 * mips-tfile.c (main): Likewise.
7540 * mips-tdump.c (main): Likewise.
7542 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7545 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7546 for composite type involving a zero-length array type.
7548 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7551 * function.c (match_asm_constraints_1): Skip over
7552 initial optional % in the constraint.
7555 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7556 supported, don't accept FIXED_CSTs.
7557 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7558 and _Sat is used without _Fract/_Accum. Set specs->type to
7559 integer_type_node for cts_fract/cts_accum if fixed point is not
7562 2009-02-02 Catherine Moore <clm@codesourcery.com>
7564 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7566 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7568 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7569 (ABI_HAS_64BIT_SYMBOLS): Use it.
7570 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7572 2009-02-02 Paul Brook <paul@codesourcery.com>
7574 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7576 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7579 * recog.h (asm_operand_ok): Add constraints argument.
7580 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7581 recurse on matching constraint.
7582 (check_asm_operands): Pass constraints as 3rd argument to
7583 asm_operand_ok. Don't look up matching constraint here.
7584 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7587 2009-02-02 Ben Elliston <bje@au.ibm.com>
7589 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7590 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7592 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7594 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7595 information. Remove some obsolete information. Reorganize.
7597 * config/pa/fptr.c: Revert license to GPL 2.
7598 * config/pa/milli64.S: Likewise.
7600 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7603 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7604 LIBRARY name in, instead of hard-coding it.
7605 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7606 extra target make frag to tmake_files according to EH model.
7607 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7608 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7609 frags that define makefile variable EH_MODEL appropriately.
7610 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7611 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7612 to "-sjlj" according to type of EH configured.
7613 (LIBGCC_SONAME): Concatenate it to shared library base name.
7614 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7615 to "_sjlj" according to type of EH configured.
7616 (LIBGCC_SONAME): Concatenate it to shared library base name.
7617 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7618 (SHLIB_LINK): Add missing semicolon to if-else construct.
7619 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7620 string value of "pe_dll" command-line option.
7621 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7622 (SHLIB_SONAME): Use it when overriding t-cygming default.
7623 (SHLIB_IMPLIB): Override t-cygming default.
7624 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7625 string value of "pe_dll" command-line option.
7627 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7630 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7631 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7633 2009-01-31 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/38937
7636 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7637 computing the transitive closure.
7639 2009-01-30 Richard Guenther <rguenther@suse.de>
7641 PR tree-optimization/39041
7642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7643 Propagate variable indices only if the types match for this stmt.
7645 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7648 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7649 inline but never defined.
7651 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7653 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7654 (*insv_h_di_reg_extimm): New insn.
7655 (*insv_l<mode>_reg_extimm): New insn.
7657 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7659 * config/picochip/picochip.c (flag_conserve_stack): set
7660 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7661 fconserve-stack. Reduce call-overhead used by inliner.
7663 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7666 * common.opt (flag_conserve_stack): Initialised to zero.
7668 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7671 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7672 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7675 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7677 * ira-color.c (allocno_reload_assign): Update comments.
7678 * regmove.c (regmove_optimize): Likewise.
7682 2009-01-29 Robert Millan <rmh@aybabtu.com>
7684 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7685 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7686 `MD_UNWIND_SUPPORT'.
7687 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7689 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7691 PR tree-optimization/39007
7692 * tree-loop-distribution.c (generate_builtin): Use
7693 recompute_dominator to compute the immediate dominator of the
7694 basic block just after the loop.
7696 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7698 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7699 (ASM_OUTPUT_DWARF_PCREL): Define.
7701 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7703 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7704 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7705 global. Modify entries about regmove and IRA.
7707 * ra-conflict.c: Remove the file.
7709 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7711 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7712 (pass_regclass_init): Rename to pass_reginfo_init.
7714 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7716 * toplev.h (flag_ira): Remove.
7718 * caller-save.c (setup_save_areas): Remove flag_ira.
7720 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7722 * global.c: Remove the file.
7724 * opts.c (decode_options): Remove flag_ira.
7726 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7728 * regmove.c: Modify file description.
7729 (find_use_as_address, try_auto_increment): Define them only if
7730 AUTO_INC_DEC is defined.
7731 (replacement_quality, replace_in_call_usage, fixup_match_1,
7732 stable_and_no_regs_but_for_p): Remove.
7733 (reg_set_in_bb): Make it static.
7734 (regmove_optimize): Remove flag_ira and code which worked for
7737 * local-alloc.c: Remove the file.
7739 * common.opt (fira): Remove.
7741 * ira.c: Include except.h.
7742 (eliminable_regset): Move from global.c.
7743 (mark_elimination): Ditto. Remove flag_ira.
7744 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7745 equiv_mem_modified, validate_equiv_mem_from_store,
7746 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7747 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7748 no_equiv, recorded_label_ref): Move from local-alloc.c.
7749 (update_equiv_regs): Ditto. Make it static.
7750 (print_insn_chain, print_insn_chains): Move it from global.c.
7751 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7752 (build_insn_chain): Ditto. Make it static.
7753 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7754 Rename to init_live_subregs.
7755 (gate_ira): Remove flag_ira.
7757 * regclass.c: Rename reginfo.c. Change file description.
7758 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7759 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7760 (init_reg_sets_1): Remove code for evaluation of
7761 reg_class_superclasses and losing_caller_save_reg_set.
7762 (init_regs): Remove init_reg_autoinc.
7763 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7764 ok_for_base_p_nonstrict): Remove.
7765 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7766 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7767 corresponding entries.
7768 (dump_regclass, record_operand_costs, scan_one_insn,
7769 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7770 record_address_regs, auto_inc_dec_reg_p): Remove.
7771 (gt-regclass.h): Rename to gt-reginfo.h.
7773 * rtl.h (dump_global_regs, retry_global_alloc,
7774 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7776 * Makefile.in (RA_H): Remove.
7777 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7778 Rename regclass.o to reginfo.o.
7779 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7781 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7782 (GTFILES): Rename regclass.c to reginfo.c.
7784 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7785 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7787 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7788 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7790 (finish_spills): Ditto. Remove code for !flag_ira.
7792 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7795 * doc/invoke.texi (rtl debug options): Complete rewrite.
7796 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7798 * mode-switching.c (pass_mode_switching): Rename pass from
7799 "mode-sw" to "mode_sw".
7800 * except.c (pass_convert_to_eh_ranges): Rename pass from
7801 "eh-ranges" to "eh_ranges".
7802 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7806 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7807 Alexander Monakov <amonakov@ispras.ru>
7810 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7812 (move_exprs_to_boundary): Change return type and pass through
7813 should_move from move_op. Relax assert. Update usage ...
7814 (schedule_expr_on_boundary): ... here. Use should_move instead of
7816 (move_op_orig_expr_found): Indicate that insn was disconnected from
7818 (code_motion_process_successors): Do not call after_merge_succs
7819 callback if original expression was not found when traversing any of
7821 (code_motion_path_driver): Change return type. Update prototype.
7822 (move_op): Update comment. Add a new parameter (should_move). Update
7823 prototype. Set *should_move based on indication provided by
7824 move_op_orig_expr_found.
7826 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7828 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7829 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7830 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7831 * config/rs6000/rs6000.c (rs6000_override_options): Default
7832 avoid-indexed-addresses on for Power6, off for everything else.
7833 (avoiding_indexed_address_p): New function.
7834 (rs6000_legitimize_address): Use it.
7835 (rs6000_legitimate_address): Likewise.
7836 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7838 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7840 PR tree-optimization/38997
7841 * tree-loop-distribution.c (generate_memset_zero): Use
7842 POINTER_PLUS_EXPR for a pointer addition.
7844 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7846 * config/s390/s390.md (bswap<mode>2): New pattern added.
7848 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7850 * config/s390/s390.md (*tls_load_31): Added type attribute.
7852 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7854 * config/s390/s390.md: Fix a few comments.
7856 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7858 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7859 (*tm<mode>_full): Fixed z10prop attribute.
7860 (*tst<mode>_extimm): Fixed z10prop attribute.
7861 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7862 (*tstqiCCT_cconly): Fixed z10prop attribute.
7863 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7864 (*movsi_larl): Fixed z10prop attribute.
7865 (*movsi_zarch): Fixed z10prop attribute.
7866 (*movsi_eas): Fixed z10prop attribute.
7867 (*movhi): Fixed z10prop attribute.
7868 (*movqi): Fixed z10prop attribute.
7869 (*movstrictqi): Fixed z10prop attribute.
7870 (*mov<mode>): Fixed z10prop attribute.
7871 (*movcc): Fixed z10prop attribute.
7872 (*sethighpartdi_64): Fixed z10prop attribute.
7873 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7874 (*negdi2_sign_cc): Fixed z10prop attribute.
7875 (*negdi2_sign): Fixed z10prop attribute.
7876 (*absdi2_sign_cc): Fixed z10prop attribute.
7877 (*absdi2_sign): Fixed z10prop attribute.
7878 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7879 (*negabsdi2_sign): Fixed z10prop attribute.
7880 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7881 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7882 (doloop_si64): Fixed z10prop attribute.
7883 (doloop_si31): Fixed z10prop attribute.
7884 (doloop_long): Fixed z10prop attribute.
7885 (indirect_jump): Fixed z10prop attribute.
7886 (nop): Fixed z10prop attribute.
7887 (main_base_64): Fixed z10prop attribute.
7888 (reload_base_64): Fixed z10prop attribute.
7890 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7892 PR rtl-optimization/38740
7893 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7895 * config/mips/mips.c (mips_reorg): Likewise.
7897 2009-01-28 Richard Guenther <rguenther@suse.de>
7899 PR tree-optimization/38926
7900 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7901 with the correct value id to a value.
7902 (do_regular_insertion): Use the value number of edoubleprime
7903 for the value number of the expr.
7906 2008-08-21 Richard Guenther <rguenther@suse.de>
7908 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7909 a PHI ask VN if it is already available.
7910 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7911 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7913 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7916 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7917 set to varying whenever max has TREE_OVERFLOW set, similarly
7918 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7920 2009-01-28 Richard Guenther <rguenther@suse.de>
7923 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7924 uninitialized aggregate uses in call arguments.
7926 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7928 PR tree-optimization/38984
7929 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7930 the nothing_id variable if -fno-delete-null-pointer-checks.
7932 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7935 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7936 (set_got_offset_rex64): Ditto.
7938 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7941 * doc/extend.texi: Improve local variable with asm reg.
7943 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7945 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7946 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7947 was not supplied then set warn_packed_bitfield_compat to the
7949 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7952 2009-01-27 Richard Guenther <rguenther@suse.de>
7954 PR tree-optimization/38503
7955 * cfgexpand.c (expand_gimple_basic_block): Ignore
7956 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7957 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7958 variables that cannot have TBAA applied.
7959 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7962 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7965 * calls.c (initialize_argument_information): Do not wrap complex
7966 arguments in SAVE_EXPR.
7968 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7970 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7971 (INSTALL_LIBGCC): Revert typo commit.
7973 2009-01-26 Richard Guenther <rguenther@suse.de>
7975 PR tree-optimization/38745
7976 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7977 from special handling.
7979 2009-01-26 Richard Guenther <rguenther@suse.de>
7981 PR tree-optimization/38745
7982 * tree-ssa.c (execute_update_addresses_taken): Do not include
7983 variables that cannot possibly be a register in not_reg_needs.
7984 Do not clear TREE_ADDRESSABLE on vars that may not become
7986 * tree-ssa.c (update_alias_info_1): Include those in the set
7987 of addressable vars.
7989 2009-01-26 Richard Guenther <rguenther@suse.de>
7992 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7993 * tree-ssa-dse.c: Include langhooks.h
7994 (execute_simple_dse): Remove stores with zero size.
7996 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7999 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8002 2009-01-24 Julian Brown <julian@codesourcery.com>
8004 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8005 config/arm/linux-atomic.c.
8006 * config/arm/linux-atomic.c: New.
8008 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8010 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8011 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8012 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8014 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8017 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8020 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8022 PR tree-optimization/38953
8023 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8024 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8025 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8026 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8029 2009-01-24 Paul Brook <paul@codesourcery.com>
8031 * config/arm/neon.md (neon_type): Move to arm.md.
8032 (neon_mov<VSTRUCT>): Add neon_type attribute.
8033 * config/arm/arm.md (neon_type): Move to here.
8034 (conds): Add "unconditioal" and use as default for NEON insns.
8036 2009-01-24 Ben Elliston <bje@au.ibm.com>
8038 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8039 void *' warning from -Wc++-compat.
8040 * Makefile.in (dominance.o-warn): Remove.
8042 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8044 PR tree-optimization/38932
8045 * fold-const.c (fold_unary_ignore_overflow): New.
8046 * tree.h (fold_unary_ignore_overflow): Declare.
8047 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8048 * tree-ssa-sccvn.c (visit_reference_op_load,
8049 simplify_unary_expression): Likewise.
8051 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8053 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8054 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8055 regardless of their type.
8056 * c-common.c (handle_packed_attribute): Don't ignore packed on
8058 * c.opt (Wpacked-bitfield-compat): New warning option.
8059 * stor-layout.c (place_field): Warn if offset of a field changed.
8060 * doc/extend.texi (packed): Mention the ABI change.
8061 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8062 (Warning Options): Add it to the list.
8064 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8066 * c-opts.c (c_common_post_options): Fix a typo in comments.
8068 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8071 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8072 variables to static.
8073 * doc/invoke.texi (-fmerge-all-constants): Update description.
8075 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8078 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8079 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8081 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8083 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8085 (LOCAL_ALIGNMENT): Similarly.
8087 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8088 Joseph Myers <joseph@codesourcery.com>
8090 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8091 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8092 * config/arm/arm-tune.md: Regenerate.
8093 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8096 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8098 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8099 version number to five.
8101 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8104 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8105 * c-common.c (set_underlying_type): Likewise.
8106 (is_typedef_decl ): Likewise
8108 (set_underlying_type): Likewise.
8109 (is_typedef_type): Likewise.
8111 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8114 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8117 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8120 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8121 (LIBGCC_SPEC): Don't define.
8122 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8124 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8126 PR rtl-optimization/38879
8127 * alias.c (base_alias_check): Unaligned access via AND address can
8128 alias all surrounding object types except those with sizes equal
8129 or wider than the size of unaligned access.
8131 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8134 * c-decl.c (clone_underlying_type): Move this ...
8135 * c-common.c (set_underlying_type): ... here.
8136 Also, make sure the function properly sets TYPE_STUB_DECL() on
8137 the newly created typedef variant type.
8138 (is_typedef_decl ): New entry point.
8139 * tree.h: Added a new member member_types_needing_access_check to
8140 struct tree_decl_non_common.
8141 (set_underlying_type): New entry point.
8142 (is_typedef_type): Likewise.
8144 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8146 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8147 Check whether two instructions have memory references that
8148 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8149 are helper functions for traversing.
8150 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8151 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8152 not to draw dependency edge for instructions with non-conflicting
8155 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8158 * longlong.h: Update copyright years. Use soft-fp license notice.
8159 Sync __clz_tab declaration with glibc.
8161 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8164 * doc/extend.texi (syscall_linkage): New.
8165 (version_id): Modify.
8167 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8168 Richard Guenther <rguenther@suse.de>
8170 PR tree-optimization/38747
8171 PR tree-optimization/38748
8172 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8173 conversion if the base address is an indirect reference and the
8174 aliasing sets could cause issues.
8176 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8178 * common.opt (fgraphite, fgraphite-identity): Add comment for
8179 explaining why these options are not documented.
8181 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8183 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8184 gimple_call_lhs is NULL.
8186 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8189 * emit-rtl.c (adjust_address_1): Make sure memref is never
8192 2009-01-20 Ben Elliston <bje@au.ibm.com>
8194 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8195 const qualifier from arg parameter. Remove unnecessary cast to char *.
8196 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8197 const qualifier from arg 2.
8199 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8201 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8203 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8206 * rtl.h (reinit_regs): New prototype.
8207 * regclass.c: Include ira.h.
8209 * Makefile.in (regclass.o): Add ira.h.
8210 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8212 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8215 * c-common.c (handle_aligned_attribute): Use
8216 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8217 default alignment value.
8219 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8221 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8222 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8224 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8225 __BIGGEST_ALIGNMENT__.
8227 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8229 2009-01-18 Richard Guenther <rguenther@suse.de>
8231 PR tree-optimization/38819
8232 * tree-flow.h (operation_could_trap_helper_p): Declare.
8233 * tree-eh.c (operation_could_trap_helper_p): Export.
8234 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8235 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8236 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8237 are about to insert a possibly trapping instruction and fail
8240 2009-01-18 Andreas Schwab <schwab@suse.de>
8242 * doc/install.texi (Configuration): Remove obsolete paragraph
8243 about use of --with-gnu-ld with --with-gnu-as.
8245 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8247 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8248 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8249 Follow spelling conventions.
8251 2009-01-18 Ben Elliston <bje@au.ibm.com>
8253 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8254 C++ warning about implicit conversion from void * to struct
8256 (bitmap_obstack_free): Likewise for bitmap_element *.
8257 * Makefile.in (bitmap.o-warn): Remove.
8259 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8261 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8263 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8264 Tobias Grosser <tobi.grosser@amd.com>
8266 * graphite.c (graphite_trans_scop_block): Do not block single
8269 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8271 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8272 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8273 test with assertion.
8275 2009-01-16 Richard Guenther <rguenther@suse.de>
8277 PR tree-optimization/38835
8279 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8280 and INT + PTR -> (INT)(PTR p+ INT) folding.
8281 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8283 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8286 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8287 the subreg from a lowpart subreg if it is also casting the value.
8289 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8290 Tobias Grosser <tobi.grosser@amd.com>
8292 * graphite.c (compare_prefix_loops): New.
8293 (build_scop_canonical_schedules): Rewritten.
8294 (graphite_transform_loops): Move build_scop_canonical_schedules
8295 after build_scop_iteration_domain.
8297 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8298 Tobias Grosser <tobi.grosser@amd.com>
8300 * graphite.c (add_conditions_to_domain): Add the loops to
8301 the dimension of the iteration domain. Do copy the domain
8302 only when it exists.
8303 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8304 (add_conditions_to_constraints): New.
8305 (can_generate_code_stmt, can_generate_code): Removed.
8306 (gloog): Do not call can_generate_code.
8307 (graphite_transform_loops): Call add_conditions_to_constraints
8308 after building the iteration domain.
8310 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8312 PR tree-optimization/38789
8313 * tree-ssa-threadedge.c
8314 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8315 __builtin_constant_p.
8317 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8319 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8320 examined before deleting them.
8322 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8324 * function.c (aggregate_value_p): Correctly extract the function
8325 type from CALL_EXPR_FN lookup.
8327 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8329 * config/picochip/picochip.c (picochip_override_options): Revert
8330 CFI asm flag disable commited previously.
8332 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8333 Tobias Grosser <tobi.grosser@amd.com>
8334 Jan Sjodin <jan.sjodin@amd.com>
8336 * graphite.c (scan_tree_for_params): On substractions negate
8337 all the coefficients of the term.
8338 (clast_to_gcc_expression_red): New. Handle reduction expressions
8339 of more than two operands.
8340 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8341 (get_vdef_before_scop): Handle also the case of default definitions.
8343 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8345 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8346 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8347 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8349 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8350 Joey Ye <joey.ye@intel.com>
8353 * cfgexpand.c (expand_stack_alignment): Don't update stack
8354 boundary nor check incoming stack boundary here.
8355 (gimple_expand_cfg): Update stack boundary and check incoming
8356 stack boundary here.
8358 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8360 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8362 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8364 PR rtl-optimization/38245
8365 * calls.c (expand_call): Add stack arguments to
8366 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8367 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8368 in regs and partially in memory or BLKmode arguments.
8369 (emit_library_call_value_1): Add stack arguments to
8370 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8371 ACCUMULATE_OUTGOING_ARGS).
8372 * dce.c: Include tm_p.h.
8373 (find_call_stack_args): New function.
8374 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8376 (mark_insn): Call find_call_stack_args for CALL_Ps.
8377 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8378 forwards. Allocate and free arg_stores bitmap if needed, pass it
8379 down to deletable_insn_p, don't mark stores set in arg_stores
8380 bitmap, clear the bitmap at the beginning of each bb.
8381 * Makefile.in (dce.o): Depend on $(TM_P_H).
8383 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8386 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8387 to make sure the insn is a conditional test (bug 22599). Reformat a
8390 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8393 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8394 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8395 (gloog): Do not call cleanup_tree_cfg.
8396 (graphite_transform_loops): Call cleanup_tree_cfg after all
8397 scops have been code generated.
8399 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8400 * doc/gty.texi (Invoking the garbage collector): Added new node
8401 and section documenting ggc_collect.
8403 2009-01-14 Richard Guenther <rguenther@suse.de>
8405 PR tree-optimization/38826
8407 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8408 initialization notes only if we actually emitted a warning.
8409 (intra_create_variable_infos): Add constraints for a result decl
8410 that is passed by hidden reference.
8411 (build_pred_graph): Mark all related variables non-direct on
8414 2009-01-14 Nick Clifton <nickc@redhat.com>
8416 * ira-conflicts.c: Include addresses.h for the definition of
8418 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8419 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8421 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8424 * Makefile.in (ira-lives.o): Add except.h.
8426 * ira-lives.c: Include except.h.
8427 (process_bb_node_lives): Process can_throw_internal.
8429 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8431 PR rtl-optimization/38774
8432 * combine.c (simplify_set): When undoing cc_use change, don't do
8433 PUT_CODE on the newly created comparison, but instead put back the
8436 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8438 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8439 values. Remove duplicate arm8 entry.
8441 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8443 PR tree-optimization/38786
8444 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8445 the SSA_NAME case of expand_scalar_variables_expr.
8446 Set the type of an expression to the type of its assign statement.
8447 (expand_scalar_variables_expr): Also gather the scalar computation
8448 used to index the memory access. Do not pass loop_p.
8449 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8450 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8451 the gimple_stmt_iterator where it inserts new code.
8453 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8454 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8456 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8458 * graphite.h (debug_value): Removed.
8459 * graphite.c (debug_value): Removed.
8461 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8463 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8464 ldrd/strd with two 32-bit instructions.
8466 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8468 * config/arm/arm.c (struct processors): Pass for speed down into
8469 cost helper functions.
8470 (const_ok_for_op): Handle COMPARE and inequality nodes.
8471 (arm_rtx_costs_1): Rewrite.
8472 (arm_size_rtx_costs): Update prototype.
8473 (arm_rtx_costs): Pass speed down to helper functions.
8474 (arm_slowmul_rtx_costs): Rework cost calculations.
8475 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8476 (arm_9e_rtx_costs): Likewise.
8478 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8480 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8481 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8482 (alpha_legitimize_address): Do not split local symbols wider than
8483 UNITS_PER_WORD into HIGH/LO_SUM parts.
8485 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8488 * gcc.c (process_command): Replace call to execvp with calls
8489 to pex_one and exit.
8491 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8494 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8495 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8496 variant for devices with 3-byte PC.
8497 (__tablejump_elpm__): New.
8499 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8502 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8503 offsetof member-designator, handle it as `[0].'.
8505 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8507 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8508 function when not using named sections on targets with named sections
8509 if branch distance is less than 262132.
8511 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8513 * combine.c (combine_instructions): Recompute
8514 optimize_this_for_speed_p for each BB in the main combine loop.
8516 2009-01-12 Tomas Bily <tbily@suse.cz>
8519 * tree-loop-distribution.c (prop_phis): New function.
8520 (generate_builtin): Call prop_phis.
8521 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8523 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8525 PR tree-optimization/38807
8526 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8527 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8529 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8531 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8532 subreg of op0 to the original op0.
8534 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8536 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8538 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8541 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8542 starting with digits.
8544 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8547 * config/arm/arm.c (arm_is_long_call_p): Don't call
8548 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8550 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8552 * regrename.c (regrename_optimize): Fix dumping.
8553 (find_oldest_value_reg): Preserve REG_POINTER.
8554 (copy_hardreg_forward_1): Likewise.
8556 2009-01-09 Diego Novillo <dnovillo@google.com>
8558 * gimple.h (struct gimple_statement_base) <uid>: Document
8559 the restrictions on its use.
8561 (gimple_set_uid): Tidy.
8563 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8565 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8566 zero guard even if align_bytes != 0 and count is smaller than
8569 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8571 PR rtl-optimization/38495
8572 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8573 (add_range_and_copies_from_move_list): Print all added ranges.
8574 Add ranges to memory optimized destination.
8576 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8580 * config/i386/i386.c (override_options): Reject
8581 -mstringop-strategy=rep_8byte with -m32.
8582 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8583 to 1. Do count comparison against epilogue_size_needed at compile
8584 time even when count_exp was constant forced into register. For
8585 size_needed don't jump to epilogue, instead just avoid aligning
8586 and invoke the body algorithm. If need_zero_guard, add zero guard
8587 even if count is non-zero, but smaller than size_needed + number of
8588 bytes that could be stored for alignment.
8589 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8590 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8591 but smaller than size_needed + number of bytes that could be stored
8592 for alignment. Compare size_needed with epilogue_size_needed instead
8593 of desired_align - align, don't adjust size_needed, pass
8594 epilogue_size_needed to the epilogue expanders.
8597 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8599 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8601 * pa.c (last_address): Change to unsigned.
8602 (update_total_code_bytes): Change argument to unsigned. Don't
8603 check if insn addresses are set.
8604 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8605 addresses are not set.
8606 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8608 2009-01-09 Nick Clifton <nickc@redhat.com>
8610 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8611 DECL_DECLARED_INLINE_P.
8613 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8616 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8617 GET_MODE (op0) in operand_subword_force calls.
8620 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8621 fold_convert arg0 operands to TREE_TYPE (op0) first.
8623 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8625 * params.def (ira-max-conflict-table-size): Decrease default value
8628 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8630 PR tree-optimization/37031
8631 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8633 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8634 allocate it using gc instead of heap, use VEC_quick_push instead of
8636 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8637 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8638 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8639 allocated vector from heap allocated.
8640 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8641 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8642 vector only after perfect_loop_nest_depth call.
8644 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8645 Jan Sjodin <jan.sjodin@amd.com>
8647 PR tree-optimization/38559
8648 * graphite.c (debug_value, copy_constraint,
8649 swap_constraint_variables, scale_constraint_variable, ): New.
8650 (get_lower_bound, get_upper_bound): Removed.
8651 (graphite_trans_bb_strip_mine): Clean up this code that works
8652 only for constant number of iterations. Fully copy upper and
8653 lower bound constraints, not only the constant part of them.
8654 * graphite.h (debug_value): Declared.
8656 2009-01-08 Ira Rosen <irar@il.ibm.com>
8658 PR tree-optimization/37194
8659 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8660 Don't add the cost of cost model guard in prologue to scalar
8661 outside cost in case of known number of iterations.
8663 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8664 Alan Modra <amodra@bigpond.net.au>
8666 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8667 non-word-aligned REG+CONST addressing.
8669 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8672 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8673 free_after_compilation when outputting a thunk.
8674 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8675 Do not call free_after_compilation here.
8677 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8679 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8680 (ix86_valid_target_attribute_inner_p): Ditto.
8682 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8684 PR tree-optimization/38492
8685 PR tree-optimization/38498
8686 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8687 * tree-chrec.h (scev_is_linear_expression): Declared.
8688 * graphite.c (graphite_cannot_represent_loop_niter): New.
8689 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8690 (graphite_loop_normal_form): Use gcc_assert.
8691 (scan_tree_for_params): Use CASE_CONVERT.
8692 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8693 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8694 Use gcc_assert. Discard scops that contain unhandled cases.
8695 (build_scop_conditions): Return a boolean status for unhandled cases.
8696 (strip_mine_profitable_p): Print the loop number, not its depth.
8697 (is_interchange_valid): Pass the depth of the loop nest, don't
8698 recompute it wrongly.
8699 (graphite_trans_bb_block): Same.
8700 (graphite_trans_bb_block): Print tentative of loop blocking.
8701 (graphite_trans_scop_block): Do not print that the loop has been
8703 (graphite_transform_loops): Do not handle scops that contain condition
8706 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8708 AVX Programming Reference (December, 2008)
8709 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8710 (_mm256_stream_pd): Likewise.
8711 (_mm256_stream_ps): Likewise.
8713 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8714 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8715 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8716 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8717 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8718 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8719 (ix86_expand_special_args_builtin): Likewise.
8721 * config/i386/sse.md (AVXMODEDI): New.
8722 (avx_movnt<mode>): Likewise.
8723 (avx_movnt<mode>): Likewise.
8724 (<sse>_movnt<mode>): Remove AVX support.
8725 (sse2_movntv2di): Likewise.
8727 2009-01-07 Richard Guenther <rguenther@suse.de>
8730 * fold-const.c (extract_muldiv): Remove obsolete comment.
8731 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8732 to PLUS_EXPR canonicalization for the canonicalization.
8734 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8736 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8737 hosted cross-compilers generating less efficient code.
8739 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8741 * function.h (rtl_data): Add a dbr_scheduled_p field.
8742 * reorg.c (dbr_schedule): Set it.
8743 (gate_handle_delay_slots): Check it.
8744 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8745 (mips_reorg): Check flag_delayed_branch instead of
8746 mips_base_delayed_branch.
8747 (mips_override_options): Don't set mips_base_delayed_branch
8748 or flag_delayed_branch.
8750 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8752 PR rtl-optimization/38426.
8753 * ira.c (ira): Set current_function_is_leaf earlier.
8755 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8757 PR rtl-optimization/38722
8758 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8759 too early, only set a flag and modify after last possible
8762 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8765 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8766 * real.c (decimal_single_format): Correct values of emin and emax.
8767 (decimal_double_format): Ditto.
8768 (decimal_quad_format): Ditto.
8769 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8770 computation of DECnn_MIN and DECnn_MAX for corrected values of
8771 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8772 __DECnn_MIN__, and adjust its computation for the corrected value
8775 2009-01-06 Jan Hubicka <jh@suse.cz>
8778 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8780 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8782 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8783 Add Robert Clark to the list of testers.
8785 2009-01-06 Jan Hubicka <jh@suse.cz>
8786 Kai Tietz <kai.tietz@onevision.com>
8788 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8789 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8791 2009-01-06 Jan Hubicka <jh@suse.cz>
8792 Kai Tietz <kai.tietz@onevision.com>
8794 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8796 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8797 (ix86_nsaved_regs): Count only general purpose regs.
8798 (ix86_nsaved_sseregs): New.
8799 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8800 to 16 for w64; compute padding and size of sse reg save area.
8801 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8802 general purpose regs.
8803 (ix86_emit_save_sse_regs_using_mov): New.
8804 (ix86_expand_prologue): Save SSE regs if needed.
8805 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8806 (ix86_emit_restore_sse_regs_using_mov): New.
8807 (ix86_expand_epilogue): Save SSE regs if needed.
8809 2009-01-06 Jan Hubicka <jh@suse.cz>
8810 Kai Tietz <kai.tietz@onevision.com>
8812 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8813 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8814 functions when accumulate outgoing args is off.
8816 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8819 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8820 before using pseudos_have_intersected_live_ranges_p.
8822 * ira-int.h (ira_assert): Always define.
8824 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8826 AVX Programming Reference (December, 2008)
8827 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8828 (_mm256_permute2_pd): Likewise.
8829 (_mm_permute2_ps): Likewise.
8830 (_mm256_permute2_ps): Likewise.
8831 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8832 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8834 * config/i386/i386.c (ix86_builtins): Remove
8835 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8836 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8837 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8838 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8839 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8840 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8841 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8842 __builtin_ia32_vpermil2ps256.
8843 (ix86_init_mmx_sse_builtins): Updated.
8844 (ix86_expand_args_builtin): Likewise.
8846 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8848 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8849 long absolute calls when generating PA 2.0 code.
8851 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8853 PR rtl-optimization/38583
8854 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8856 * params.def (ira-max-conflict-table-size): New.
8858 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8860 * ira.h (ira_conflicts_p): New external definition.
8862 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8863 table. Report this. Return result of building.
8864 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8865 building conflict table.
8867 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8868 (ira_color): Use ira_conflicts_p.
8870 * global.c: Include ira.h.
8871 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8874 * Makefile.in (global.o): Add ira.h.
8876 * ira-build.c (mark_all_loops_for_removal,
8877 propagate_some_info_from_allocno): New.
8878 (remove_unnecessary_allocnos): Call
8879 propagate_some_info_from_allocno.
8880 (remove_low_level_allocnos): New.
8881 (remove_unnecessary_regions): Add parameter. Call
8882 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8883 parameter to remove_unnecessary_regions.
8884 (ira_build): Remove all regions but root if the conflict table was
8885 not built. Update conflict hard regs for allocnos crossing calls.
8887 * ira.c (ira_conflicts_p): New global.
8888 (ira): Define and use ira_conflicts_p.
8890 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8891 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8892 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8894 2009-01-06 Ben Elliston <bje@au.ibm.com>
8896 * gengtype-lex.l (YY_NO_INPUT): Define.
8898 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8901 * c-common.c (handle_vector_size_attribute): Also reject
8904 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8906 PR tree-optimization/38492
8907 * graphite.c (rename_map_elt, debug_rename_elt,
8908 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8909 rename_map_elt_info, eq_rename_map_elts,
8910 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8911 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8912 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8913 (sese_build_livein_liveouts): New.
8914 (new_sese, free_sese): New.
8915 (new_scop): Call new_sese.
8916 (free_scop): Call free_sese.
8917 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8918 (register_old_new_names): Renamed register_old_and_new_names.
8919 (register_scop_liveout_renames, add_loop_exit_phis,
8920 insert_loop_close_phis, struct igp,
8921 default_liveout_before_guard, add_guard_exit_phis,
8922 insert_guard_phis, copy_renames): New.
8923 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8924 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8925 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8926 (scop_adjust_phis_for_liveouts): New.
8927 (gloog): Call scop_adjust_phis_for_liveouts.
8929 * graphite.h (struct sese): Documented. Added fields liveout,
8931 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8932 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8933 (struct scop): Added field liveout_renames.
8934 (SCOP_LIVEOUT_RENAMES): New.
8936 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8938 PR tree-optimization/38510
8939 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8940 (translate_clast): Call recompute_all_dominators before
8942 (gloog): Call recompute_all_dominators before graphite_verify.
8944 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8945 Jan Sjodin <jan.sjodin@amd.com>
8947 PR tree-optimization/38500
8948 * graphite.c (create_sese_edges): Call fix_loop_structure after
8951 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8953 * config.gcc: Add m32r*-*-rtems*.
8954 * config/m32r/rtems.h: New file.
8956 2009-01-05 Ben Elliston <bje@au.ibm.com>
8958 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8959 (.po.pox): Likewise.
8960 (po/gcc.pot): Likewise.
8962 2009-01-04 David S. Miller <davem@davemloft.net>
8964 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8965 (STARTING_FRAME_OFFSET): Always set to zero.
8967 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8969 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8970 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8971 fixed-point types, and vectors of the same.
8973 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8975 * config/mips/sync.md (*mb_barrier): Rename to...
8976 (*memory_barrier): ...this.
8978 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8980 * doc/extend.texi (Function Attributes): Move @cindex after @item
8981 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8982 and put in alphabetical order. Fix 'target' name and put in order.
8983 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8986 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8988 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8989 (memory_barrier): Expand as unspec instead of unspec_volatile.
8990 Remove mem:BLK from insn operands. Use Pmode scratch register.
8991 (*memory_barrier): Define as unspec instead of unspec_volatile.
8992 Use (match_dup 0) as input operand.
8994 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8995 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8996 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8997 scratch register. Remove operand 1.
8998 (*stbar): Define as unspec instead of unspec_volatile.
8999 Use (match_dup 0) as input operand, remove (const_int 8).
9000 (*membar): Define as unspec instead of unspec_volatile.
9001 Use (match_dup 0) as input operand, remove input operand 2.
9003 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9004 (memory_barrier): Expand as unspec instead of unspec_volatile.
9005 Remove mem:BLK from insn operands. Use Pmode scratch register.
9006 (*memory_barrier): Define as unspec instead of unspec_volatile.
9007 Use (match_dup 0) as input operand.
9009 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9010 Remove mem:BLK from insn operands. Use Pmode scratch register.
9011 Set volatile flag on operand 0.
9012 (*memory_barrier): New insn pattern.
9014 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9016 (*memory_barrier): Use (match_dup 0) as input operand.
9018 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9019 Remove mem:BLK from insn operands. Use Pmode scratch register.
9020 Set volatile flag on operand 0.
9021 (*mb_internal): New insn pattern.
9023 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9025 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9028 * function.c (struct temp_slot): Move to the section of the file
9029 that deals with temp slots. Remove field 'address'.
9030 (temp_slot_address_table): New hash table of address -> temp slot.
9031 (struct temp_slot_address_entry): New struct, items for the table.
9032 (temp_slot_address_compute_hash, temp_slot_address_hash,
9033 temp_slot_address_eq, insert_temp_slot_address): Support functions
9035 (find_temp_slot_from_address): Rewrite to use the new hash table.
9036 (remove_unused_temp_slot_addresses): Remove addresses of temp
9037 slots that have been made available.
9038 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9039 worker function for remove_unused_temp_slot_addresses.
9040 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9041 Add the temp slot address to the address -> temp slot map.
9042 (update_temp_slot_address): Update via insert_temp_slot_address.
9043 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9044 (pop_temp_slots): Likewise.
9045 (init_temp_slots): Allocate the address -> temp slot map, or empty
9046 the map if it is already allocated.
9047 (prepare_function_start): Initialize temp slot processing.
9049 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9052 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9053 Calculate the size of all stack vars assuming no packing of stack
9054 vars will happen, replacing a quadratic algorithm with a linear one.
9056 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9059 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9062 2009-01-03 Diego Novillo <dnovillo@google.com>
9064 * doc/contrib.texi: Update contributions.
9066 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9069 * builtins.c (fold_builtin_memory_op): Give up if either operand
9070 is volatile. Set srctype or desttype to non-qualified version
9074 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9077 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9079 PR rtl-optimization/35805
9080 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9081 problem if fast dce is able to remove any instructions.
9082 * dce.c (dce_process_block): Fix dump message.
9084 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9087 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9089 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9092 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9093 * tree-pretty-print.c (op_code_prio): New function.
9094 (op_prio): No longer static. Use op_code_prio.
9095 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9096 Use op_prio and op_code_prio to determine if () should be
9097 printed around operand(s) or not.
9099 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9100 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9101 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9102 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9103 pp_character instead of pp_string for single letter printing.
9105 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9107 * doc/extend.texi: Fix '#pragma GCC option' typo.
9109 2009-01-02 Richard Guenther <rguenther@suse.de>
9111 * doc/install.texi (--enable-checking): Mention different
9113 (--enable-stage1-checking): Document.
9115 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9118 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9119 case to be an error.
9121 2009-01-02 Ben Elliston <bje@au.ibm.com>
9123 * config/fp-bit.h (pack_d): Constify argument.
9124 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9125 (isnan): Constify argument.
9129 (_fpadd_parts): Constify return type.
9130 (_fpmul_parts): Likewise.
9131 (_fpdiv_parts): Likewise.
9133 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9136 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9137 warn about overwriting initializer with side-effects or
9138 -Woverride-init if !IMPLICIT.
9139 (output_init_element): Likewise. Pass IMPLICIT down to
9141 (process_init_element): Add IMPLICIT argument. Pass it down
9142 to output_init_element.
9143 (push_init_element, pop_init_level, set_designator): Adjust
9144 process_init_element callers.
9145 (set_nonincremental_init, set_nonincremental_init_from_string):
9146 Adjust add_pending_init callers.
9147 (output_pending_init_elements): Adjust output_init_element callers.
9148 * c-tree.h (process_init_element): Adjust prototype.
9149 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9150 process_init_element callers.
9153 Copyright (C) 2009 Free Software Foundation, Inc.
9155 Copying and distribution of this file, with or without modification,
9156 are permitted in any medium without royalty provided the copyright
9157 notice and this notice are preserved.