1 2009-04-27 Richard Guenther <rguenther@suse.de>
3 * tree-flow-inline.h (function_ann): Remove.
4 (get_function_ann): Likewise.
5 * tree-dfa.c (create_function_ann): Remove.
6 * tree-flow.h (struct static_var_ann_d): Remove.
7 (struct function_ann_d): Likewise.
8 (union tree_ann_d): Remove fdecl member.
9 (function_ann_t): Remove.
10 (function_ann, get_function_ann, create_function_ann): Remove
13 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
15 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17 2009-04-27 Jan Hubicka <jh@suse.cz>
19 * ipa-pure-const.c (struct funct_state_d): New fields
20 state_previously_known, looping_previously_known; remove
22 (analyze_function): Use new fields.
23 (propagate): Avoid assumption that state_set_in_source imply
26 * tree-ssa-loop-niter.c (finite_loop_p): New function.
27 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
28 * cfgloop.h (finite_loop_p): Declare.
30 2009-04-26 Michael Matz <matz@suse.de>
32 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
34 2009-04-26 Michael Matz <matz@suse.de>
36 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
37 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
38 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
39 pass_mark_used_blocks): Remove.
40 * tree-optimize.c (pass_free_datastructures,
41 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
42 * passes.c (init_optimization_passes): Don't call
43 pass_mark_used_blocks, remove dead code.
45 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
47 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
48 * tree-ssa-live.h (register_ssa_partition): Likewise.
50 2009-04-26 Michael Matz <matz@suse.de>
53 * builtins.c (fold_builtin_next_arg): Handle SSA names.
54 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
55 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
57 (compare_pairs): Swap cost comparison.
58 (coalesce_ssa_name): Don't use change_partition_var.
59 * tree-nrv.c (struct nrv_data): Add modified member.
60 (finalize_nrv_r): Set it.
61 (tree_nrv): Use it to update statements.
62 (pass_nrv): Require PROP_ssa.
63 * tree-mudflap.c (mf_decl_cache_locals,
64 mf_build_check_statement_for): Use make_rename_temp.
65 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
66 * alias.c (find_base_decl): Handle SSA names.
67 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
68 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
69 * rtl.h (set_reg_attrs_for_parm): Declare.
70 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
71 to "optimized", remove unused locals at finish.
72 (execute_free_datastructures): Make global, call
73 delete_tree_cfg_annotations.
74 (execute_free_cfg_annotations): Don't call
75 delete_tree_cfg_annotations.
77 * ssaexpand.h: New file.
78 * expr.c (toplevel): Include ssaexpand.h.
79 (expand_assignment): Handle SSA names the same as register variables.
80 (expand_expr_real_1): Expand SSA names.
81 * cfgexpand.c (toplevel): Include ssaexpand.h.
82 (SA): New global variable.
83 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
85 (set_rtl): New helper function.
86 (add_stack_var): Deal with SSA names, use set_rtl.
87 (expand_one_stack_var_at): Likewise.
88 (expand_one_stack_var): Deal with SSA names.
89 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
90 before unique numbers.
91 (expand_stack_vars): Use set_rtl.
92 (expand_one_var): Accept SSA names, add asserts for them, feed them
94 (expand_used_vars): Expand all partitions (without default defs),
95 then only the local decls (ignoring those expanded already).
96 (expand_gimple_cond): Remove edges when jumpif() expands an
98 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
99 or remove abnormal edges. Ignore insns setting the LHS of a TERed
101 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
102 members of SA; deal with PARM_DECL partitions here; expand
103 all PHI nodes, free tree datastructures and SA. Commit instructions
104 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
105 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
106 info and statements at start, collect garbage at finish.
107 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
108 (VAR_ANN_PARTITION) Remove.
109 (change_partition_var): Don't declare.
110 (partition_to_var): Always return SSA names.
111 (var_to_partition): Only accept SSA names.
112 (register_ssa_partition): Only check argument.
113 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
115 (delete_var_map): Don't free it.
116 (var_union): Only accept SSA names, simplify.
117 (partition_view_init): Mark only useful SSA names as used.
118 (partition_view_fini): Only deal with SSA names.
119 (change_partition_var): Remove.
120 (dump_var_map): Use ssa_name instead of partition_to_var member.
121 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
123 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
124 (struct _elim_graph): New member const_dests; nodes member vector of
126 (set_location_for_edge): New static helper.
127 (create_temp): Remove.
128 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
129 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
130 (new_elim_graph): Allocate const_dests member.
131 (clean_elim_graph): Truncate const_dests member.
132 (delete_elim_graph): Free const_dests member.
133 (elim_graph_size): Adapt to new type of nodes member.
134 (elim_graph_add_node): Likewise.
135 (eliminate_name): Likewise.
136 (eliminate_build): Don't take basic block argument, deal only with
137 partition numbers, not variables.
138 (get_temp_reg): New static helper.
139 (elim_create): Use it, deal with RTL temporaries instead of trees.
140 (eliminate_phi): Adjust all calls to new signature.
141 (assign_vars, replace_use_variable, replace_def_variable): Remove.
142 (rewrite_trees): Only do checking.
143 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
144 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
145 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
146 contains_tree_r, MAX_STMTS_IN_LATCH,
147 process_single_block_loop_latch, analyze_edges_for_bb,
148 perform_edge_inserts): Remove.
149 (expand_phi_nodes): New global function.
150 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
151 functions, initialize new parameter, remember partitions having a
153 (finish_out_of_ssa): New global function.
154 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
155 don't reset in_ssa_p here, don't disable TER when mudflap.
156 (pass_del_ssa): Remove.
157 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
159 (execute_free_datastructures): Declare.
160 * Makefile.in (SSAEXPAND_H): New variable.
161 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
162 * basic-block.h (commit_one_edge_insertion): Declare.
163 * passes.c (init_optimization_passes): Move pass_nrv and
164 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
165 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
166 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
167 (redirect_branch_edge): Deal with super block when expanding, split
168 out jump patching itself into ...
169 (patch_jump_insn): ... here, new static helper.
171 2009-04-26 Michael Matz <matz@suse.de>
173 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
174 beyond num_ssa_names.
175 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
176 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
178 2009-04-26 Jakub Jelinek <jakub@redhat.com>
181 * fwprop.c (forward_propagate_asm): New function.
182 (forward_propagate_and_simplify): Propagate also into __asm, if it
183 doesn't increase the number of referenced registers.
186 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
188 2009-04-26 Jakub Jelinek <jakub@redhat.com>
190 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
191 note_nonlocal_vla_type for nonlocal VLAs.
192 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
193 contains_remapped_vars, remap_vla_decls): New functions.
194 (convert_nonlocal_reference_stmt): If not optimizing, call
195 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
196 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
197 if it wasn't found in var_map.
198 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
199 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
200 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
202 * gimplify.c (nonlocal_vlas): New variable.
203 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
205 (gimplify_body): Create and destroy nonlocal_vlas.
207 * dwarf2out.c (loc_descr_plus_const): New function.
208 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
209 mem_loc_descriptor, loc_descriptor_from_tree_1,
210 descr_info_loc, gen_variable_die): Use it.
212 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
213 !TREE_STATIC VAR_DECLs.
214 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
215 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
216 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
217 DECL_BY_REFERENCE is valid.
218 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
219 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
220 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
221 Copy DECL_BY_REFERENCE.
222 (struct nesting_copy_body_data): New type.
223 (nesting_copy_decl): New function.
224 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
225 if they have variable length.
227 2009-04-26 Michael Matz <matz@suse.de>
229 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
230 mark new temporaries for renaming.
232 2009-04-26 Joseph Myers <joseph@codesourcery.com>
235 * c-decl.c (global_bindings_p): Return negative value.
236 (c_variable_size): New. Based on variable_size from
238 (grokdeclarator): Call c_variable_size not variable_size.
240 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
242 * config/i386/i386.c (print_operand) ['z']: Fix typo.
244 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
246 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
247 Redefine it to just use mingw/include.
248 (ASM_SPEC): Rules for -m32 and -m64.
249 (LINK_SPEC): Use Likewise.
250 (SPEC_32): New define.
252 (SUB_LINK_SPEC): Likewise.
253 (MULTILIB_DEFAULTS): New define.
254 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
255 Add multilib options.
256 (MULTILIB_DIRNAMES): Likewise.
257 (MULTILIB_OSDIRNAMES): Likewise.
259 (INSTALL_LIBGCC): Likewise.
261 2009-04-26 Joseph Myers <joseph@codesourcery.com>
264 * c-tree.h (enum c_inline_static_type): New.
265 (record_inline_static): Declare.
266 * c-decl.c (struct c_inline_static, c_inline_statics,
267 record_inline_static, check_inline_statics): New.
268 (pop_file_scope): Call check_inline_statics.
269 (start_decl): Call record_inline_static instead of pedwarning
270 directly for static in inline function.
271 * c-typeck.c (build_external_ref): Call record_inline_static
272 instead of pedwarning directly for static referenced in inline
275 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
277 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
278 not new but only being rescanned.
279 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
280 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
281 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
282 record_set_info, compute_set, grealloc): Remove.
283 (recompute_all_luids): New function.
284 (gcse_main): Don't compute sets, and don't do related memory
285 allocations/free-ing. If something changed before the end of the
286 pass, update LUIDs using recompute_all_luids.
287 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
288 (free_gcse_mem): Don't free it either.
289 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
290 Use the df insn LUIDs.
291 (load_killed_in_block): Likewise.
292 (compute_hash_table_work): Don't compute reg_set_in_block.
293 (compute_transp): Use DF_REG_DEF_CHAINs.
294 (local_cprop_pass): Don't use compute_sets and related functions.
295 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
296 Use get_max_uid() instead of max_cuid.
297 (insert_insn_end_basic_block, pre_insert_copy_insn,
298 update_ld_motion_stores): Don't try to
299 keep reg_set tables up to date.
300 (pre_insert_copies): Use df insn LUIDs.
301 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
302 (reg_set_info): Don't use extra bitmap argument.
303 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
304 information to compute regs_set_in_block.
305 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
306 (bypass_jumps): Don't use compute_sets and friends.
308 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
311 * opts.c (undocumented_msg): Do not leave blank even with
314 2009-04-25 Joseph Myers <joseph@codesourcery.com>
316 * c-decl.c (build_enumerator): Allow values folding to integer
317 constants but not integer constant expressions with a pedwarn if
320 2009-04-25 Joseph Myers <joseph@codesourcery.com>
323 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
324 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
325 type is an integer constant.
327 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
330 * config/i386/i386.c (print_operand) ['z']: Revert handling of
333 2009-04-25 Joseph Myers <joseph@codesourcery.com>
336 * c-decl.c (grokdeclarator): Diagnose declarations of functions
337 with variably modified return type and no storage class
338 specifiers, except for the case of nested functions. Distinguish
339 extern declarations of functions with variably modified return
340 types from those of objects with variably modified types.
342 2009-04-25 Jan Hubicka <jh@suse.cz>
344 * tree.c (list_equal_p): New function.
345 * tree.h (list_equal_p): Declare.
346 * coretypes.h (edge_def, edge, const_edge, basic_block_def
347 basic_block_def, basic_block, const_basic_block): New.
348 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
349 (redirect_eh_edge): New function.
350 (make_eh_edge_update_phi): EH edges are not abnormal.
351 * except.c: Include tree-flow.h.
352 (list_match): New function.
353 (eh_region_replaceable_by_p): New function.
354 (replace_region): New function.
355 (hash_type_list): New function.
356 (hash_eh_region): New function.
357 (eh_regions_equal_p): New function.
358 (merge_peers): New function.
359 (remove_unreachable_regions): Verify EH tree when checking;
361 (copy_eh_region_1): New function.
362 (copy_eh_region): New function.
363 (push_reachable_handler): New function.
364 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
365 regions without label but with live RESX.
366 * except.h (redirect_eh_edge_to_label): New.
367 * tree-flow.h (redirect_eh_edge): New.
368 * coretypes.h (edge_def, edge, const_edge, basic_block_def
369 basic_block_def, basic_block, const_basic_block): Remove.
370 * Makefile.in (except.o): Add dependency on tree-flow.h
371 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
372 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
375 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
378 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
379 on the destination of memcpy.
381 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
383 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
384 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
385 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
387 2009-04-25 Jan Hubicka <jh@suse.cz>
389 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
390 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
391 to be reached by different label than left.
392 (update_eh_edges): Update comment; remove edge_to_remove if possible
393 and return true if suceeded.
394 (cleanup_empty_eh): Accept sharing map; handle shared regions.
395 (cleanup_eh): Compute sharing map.
396 * except.c (remove_eh_handler_and_replace): Add argument if we should
398 (remove_unreachable_regions): Update for label sharing.
399 (label_to_region_map): Likewise.
400 (get_next_region_sharing_label): New function.
401 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
403 (remove_eh_handler): Update.
404 (remove_eh_region_and_replace_by_outer_of): New function.
405 * except.h (struct eh_region): Add next_region_sharing_label.
406 (remove_eh_region_and_replace_by_outer_of,
407 get_next_region_sharing_label): Declare.
408 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
410 2009-04-25 Jan Hubicka <jh@suse.cz>
412 * tree-cfg.c (split_critical_edges): Split also edges where we can't
413 insert code even if they are not critical.
415 2009-04-25 Jan Hubicka <jh@suse.cz>
417 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
418 (gimple_can_remove_branch_p): EH edges won't remove branch by
420 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
421 updating of non-abnormal EH edges.
422 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
423 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
424 (split_critical_edges): Split also edges where emitting code on them
425 will lead to splitting later.
427 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
428 H.J. Lu <hongjiu.lu@intel.com>
431 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
432 the configured assembler supports fildq and fistpq mnemonics.
433 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
434 * configure: Regenerated.
437 * config/i386/i386.c (print_operand): Handle 'Z'.
438 ['z']: Remove handling of special fild/fist suffixes.
439 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
440 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
442 (*floatsi<mode>2_vector_mixed): Ditto.
443 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
444 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
445 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
446 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
447 * config/i386/gas.h (GAS_MNEMONICS): Remove.
449 2009-04-25 Ben Elliston <bje@au.ibm.com>
451 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
452 the source of a set operation.
454 2009-04-25 Anatoly Sokolov <aesok@post.ru>
456 * target.h (struct gcc_target): Add case_values_threshold field.
457 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
458 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
459 * targhooks.c (default_case_values_threshold): New function.
460 * targhooks.h (default_case_values_threshold): Declare function.
461 * stmt.c (expand_case): Use case_values_threshold target hook.
462 * expr.h (case_values_threshold): Remove declartation.
463 * expr.c (case_values_threshold): Remove function.
464 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
466 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
467 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
468 (avr_case_values_threshold): Declare as static.
469 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
471 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
472 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
473 (mn10300_case_values_threshold): New function.
475 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
477 * ira.c (setup_cover_and_important_classes): Add enum cast.
479 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
481 * genpreds.c (write_enum_constraint_num): Output definition of
482 CONSTRAINT_NUM_DEFINED_P macro.
483 * ira.c (setup_cover_and_important_classes): Use
484 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
486 2009-04-24 DJ Delorie <dj@redhat.com>
488 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
489 __SH2A_SINGLE_ONLY__ also.
491 2009-04-24 Steve Ellcey <sje@cup.hp.com>
493 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
494 (movdf_internal): Ditto.
495 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
496 SFmode and DFmode constants.
497 (ia64_print_operand): Add 'G' format for printing
498 floating point constants.
500 2009-04-24 Richard Guenther <rguenther@suse.de>
502 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
503 from unsigned additions.
505 2009-04-24 Joseph Myers <joseph@codesourcery.com>
507 * c-typeck.c (set_init_index): Allow array designators that are
508 not integer constant expressions with a pedwarn if pedantic.
510 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
512 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
513 zero if no overlap in nonzero bits between the operands.
515 2009-04-24 Ian Lance Taylor <iant@google.com>
517 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
518 (record_dead_and_set_regs): Likewise.
519 * df.h (struct df_mw_hardreg): Change flags field to int.
520 (struct df_base_ref): Likewise.
521 (struct df): Change changeable_flags field to int.
522 * df-scan.c (df_defs_record): Change clobber_flags to int.
523 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
524 constants rather than #define macros.
525 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
526 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
527 (enum dwarf_calling_convention): Likewise.
528 (enum dwarf_line_number_x_ops): Likewise.
529 (enum dwarf_call_frame_info): Likewise.
530 (enum dwarf_source_language): Likewise.
531 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
532 (add_calling_convention_attribute): Likewise.
533 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
534 (combine_comparisons): Change compcode to int. Add cast to enum type.
535 * genrecog.c (maybe_both_true_2): Change c to int.
536 (write_switch): Likewise. Add cast to enum type.
537 * gimplify.c (gimplify_omp_for): Handle return values from
538 gimplify_expr using MIN rather than bitwise or.
539 (gimplify_expr): Add cast to enum type.
540 * ipa-prop.c (update_jump_functions_after_inlining): Change
541 IPA_BOTTOM to IPA_JF_UNKNOWN.
542 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
543 Add casts to enum type.
544 (setup_cover_and_important_classes): Change cl to int. Add casts
546 (setup_class_translate): Change cl and mode to int.
547 (ira_init_once): Change mode to int.
548 (free_register_move_costs): Likewise.
549 (setup_prohibited_mode_move_regs): Add casts to enum type.
550 * langhooks.c (add_builtin_function_common): Rework assertion that
552 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
553 * omega.c (omega_do_elimination): Avoid math on enum types.
554 * optabs.c (expand_vec_shift_expr): Remove casts to int.
555 * opts.c (set_debug_level): Change 2 to enum constant. Use new
556 int local to handle integral_argment value.
557 * regmove.c (try_auto_increment): Change PUT_MODE to
559 * reload.c (push_secondary_reload): Add casts to enum type.
560 (secondary_reload_class, find_valid_class): Likewise.
561 * reload1.c (emit_input_reload_insns): Likewise.
562 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
563 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
564 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
566 * tree.c (build_common_builtin_nodes): Add casts to enum type.
567 * tree-complex.c (complex_lattice_t): Typedef to int rather than
569 (expand_complex_libcall): Add casts to enum type.
570 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
571 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
572 with ERROR_MARK, not NUM_TREE_CODES.
573 (vect_create_epilog_for_reduction): Likewise.
574 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
575 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
576 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
578 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
579 vect_unused_in_loop. Change 0 to loop_vect.
580 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
581 * var-tracking.c (get_init_value): Change return type to enum
583 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
584 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
586 (arm_override_options): Add casts to enum type.
587 (arm_emit_tls_decoration): Likewise.
588 * config/i386/i386.c (ix86_function_specific_restore): Add casts
590 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
591 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
592 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
594 * config/s390/s390.c (code_for_builtin_64): Change to array of
596 (code_for_builtin_31): Likewise.
597 (s390_expand_builtin): Change code_for_builtin to enum insn_code
599 * config/sparc/sparc.c (sparc_override_options): Change value
600 field in struct code_model to enum cmodel. In initializer change
601 0 to NULL and add cast to enum type.
603 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
604 Change all callers. Issue a -Wc++-compat warning using
605 lhs_origtype if necessary.
606 (convert_for_assignment): Issue -Wc++-compat warnings about
607 invalid conversions to enum type on assignment.
608 * c-common.h (build_modify_expr): Update declaration.
610 2009-04-24 Nick Clifton <nickc@redhat.com>
612 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
613 (function_arg_advance): Likewise.
614 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
617 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
619 * config/s390/constraints.md ('I', 'J'): Fix condition.
621 2009-04-24 Diego Novillo <dnovillo@google.com>
623 * gengtype-parse.c (parse_error): Add newline after message.
625 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
627 * config/i386/sse.md (avxmodesuffixs): Removed.
628 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
629 (*avx_pinsr<ssevecsize>): This.
631 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
633 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
634 follow chains of regs with a single definition, and allow expressions
635 that are function_invariant_p.
636 (simple_rhs_p): Allow expressions that are function_invariant_p.
638 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
641 * fold-const.c (fold_cond_expr_with_comparison): When folding
642 > and >= to MAX, make sure the MAX uses the same type as the
643 comparison's operands.
645 2009-04-24 Nick Clifton <nickc@redhat.com>
647 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
648 addressing for DImode accesses.
649 (frv_print_operand_address): Handle PLUS case.
650 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
652 2009-04-24 Jakub Jelinek <jakub@redhat.com>
654 PR rtl-optimization/39794
655 * alias.c (canon_true_dependence): Add x_addr argument.
656 * rtl.h (canon_true_dependence): Adjust prototype.
657 * cse.c (check_dependence): Adjust canon_true_dependence callers.
658 * cselib.c (cselib_invalidate_mem): Likewise.
659 * gcse.c (compute_transp): Likewise.
660 * dse.c (scan_reads_nospill): Likewise.
661 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
662 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
663 canon_base_addr of the group, plus optional offset.
664 (struct group_info): Rename canon_base_mem to
666 (get_group_info): Set canon_base_addr to canon_rtx of base, not
667 canon_rtx of base_mem.
669 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
671 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
672 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
674 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
676 * config/spu/spu-builtins.h: Delete file.
678 * config/spu/spu.h (enum spu_builtin_type): Move here from
680 (struct spu_builtin_description): Likewise. Add GTY marker.
681 Do not use enum spu_function_code or enum insn_code.
682 (spu_builtins): Add extern declaration.
684 * config/spu/spu.c: Do not include "spu-builtins.h".
685 (enum spu_function_code, enum spu_builtin_type_index,
686 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
687 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
688 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
689 unsigned_V2DI_type_node): Move here from spu-builtins.h.
690 (spu_builtin_types): Make static. Add GTY marker.
691 (spu_builtins): Add extern declaration with GTY marker.
694 * config/spu/spu-c.c: Do not include "spu-builtins.h".
695 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
696 Check programmatically whether all parameters are scalar.
698 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
700 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
702 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
703 assignment from the constructor either if the target is volatile.
705 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
707 * config/arm/arm.md (insv): Do not share operands[0].
709 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
711 * config/vxlib-tls.c (active_tls_threads): Delete.
712 (delete_hook_installed): New.
713 (tls_delete_hook): Don't delete the delete hook.
714 (tls_destructor): Delete it here.
715 (__gthread_set_specific): Adjust installing the delete hook.
716 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
717 __gthread_leave_tsd_dtor_context.
719 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
721 * c-format.c (gcc_tdiag_char_table): Add support for %E.
723 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
725 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
727 (alpha_rtx_costs): Ditto.
728 (emit_unlikely_jump): Use add_reg_note.
729 (emit_frame_store_1): Ditto.
730 (alpha_expand_prologue): Ditto.
731 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
732 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
734 2009-04-23 Nick Clifton <nickc@redhat.com>
736 * config/v850/v850.md (epilogue): Remove suppressed code.
737 (return): Rename to return_simple and remove test of frame size.
738 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
739 to gen_return_simple.
741 2009-04-22 Jing Yu <jingyu@google.com>
744 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
746 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
749 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
750 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
751 value is a VECTOR_CST, the element type is the element type of the
754 2009-04-22 DJ Delorie <dj@redhat.com>
756 * config/m32c/m32c.h: Update GTY annotations to new syntax.
758 2009-04-22 Jakub Jelinek <jakub@redhat.com>
760 * alias.c (find_base_term): Move around LO_SUM case, so that
761 CONST falls through into PLUS/MINUS handling.
764 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
765 into 0, use omit_one_operand.
767 2009-04-23 Ben Elliston <bje@au.ibm.com>
769 * config/rs6000/linux-unwind.h (get_regs): Remove type
770 puns. Change the type of `pc' to an array of unsigned ints and
771 update all users. Constify frame24.
773 2009-04-22 DJ Delorie <dj@redhat.com>
775 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
776 declarations before code.
777 (current_function_special_page_vector): Likewise.
778 (m32c_expand_insv): Silence a warning.
780 2009-04-21 Taras Glek <tglek@mozilla.com>
782 * alias.c: Update GTY annotations to new syntax.
783 * basic-block.h: Likewise.
784 * bitmap.h: Likewise.
785 * c-common.h: Likewise.
786 * c-decl.c: Likewise.
787 * c-parser.c: Likewise.
788 * c-pragma.c: Likewise.
789 * c-tree.h: Likewise.
790 * cfgloop.h: Likewise.
791 * cgraph.h: Likewise.
792 * config/alpha/alpha.c: Likewise.
793 * config/arm/arm.h: Likewise.
794 * config/avr/avr.h: Likewise.
795 * config/bfin/bfin.c: Likewise.
796 * config/cris/cris.c: Likewise.
797 * config/darwin.c: Likewise.
798 * config/frv/frv.c: Likewise.
799 * config/i386/i386.c: Likewise.
800 * config/i386/i386.h: Likewise.
801 * config/i386/winnt.c: Likewise.
802 * config/ia64/ia64.h: Likewise.
803 * config/iq2000/iq2000.c: Likewise.
804 * config/mips/mips.c: Likewise.
805 * config/mmix/mmix.h: Likewise.
806 * config/pa/pa.c: Likewise.
807 * config/pa/pa.h: Likewise.
808 * config/rs6000/rs6000.c: Likewise.
809 * config/s390/s390.c: Likewise.
810 * config/sparc/sparc.c: Likewise.
811 * config/xtensa/xtensa.c: Likewise.
812 * cselib.h: Likewise.
813 * dbxout.c: Likewise.
814 * dwarf2out.c: Likewise.
815 * except.c: Likewise.
816 * except.h: Likewise.
817 * fixed-value.h: Likewise.
818 * function.c: Likewise.
819 * function.h: Likewise.
820 * gimple.h: Likewise.
821 * integrate.c: Likewise.
822 * optabs.c: Likewise.
823 * output.h: Likewise.
826 * stringpool.c: Likewise.
827 * tree-data-ref.c: Likewise.
828 * tree-flow.h: Likewise.
829 * tree-scalar-evolution.c: Likewise.
830 * tree-ssa-address.c: Likewise.
831 * tree-ssa-alias.h: Likewise.
832 * tree-ssa-operands.h: Likewise.
835 * varasm.c: Likewise.
836 * varray.h: Likewise.
838 * coretypes.h: Do not define GTY macro if it is already defined.
839 * doc/gty.texi: Update GTY documentation to new syntax.
840 * gengtype-lex.l: Enforce attribute-like syntax for GTY
841 annotations on structs.
842 * gengtype-parse.c: Likewise.
844 2009-04-22 Mark Heffernan <meheff@google.com>
846 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
848 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
850 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
853 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
855 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
856 the same as a PLUS without a shift. Increase the cost of a
859 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
861 * Makefile.in: Update dependencies.
862 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
863 * errors.h: Remove bogus comment about compatibility.
864 (warning): Update declaration.
865 * genautomata.c: Update all calls to warning.
866 * gimple.c: Do not include errors.h. Include toplev.h.
867 * tree-ssa-structalias.c: Do not include errors.h.
869 * tree-ssa-reassoc.c: Likewise.
870 * config/spu/spu-c.c: Likewise.
871 * config/spu/t-spu-elf: Update dependencies.
873 2009-04-22 Richard Guenther <rguenther@suse.de>
875 PR tree-optimization/39824
876 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
877 make sure the types are compatible.
879 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
882 * c-common.c (c_parse_error): Take a token_flags parameter.
883 Use token_type for the token type instead.
884 Pass token_flags to cpp_type2name.
885 * c-common.h (c_parse_error): Update declaration.
886 * c-parser.c (c_parser_error): Pass 0 as token flags.
888 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
890 PR rtl-optimization/39580
891 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
893 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
895 * function.c (expand_function_end): Do not emit a jump to the "naked"
896 return label for fall-through returns.
897 * except.c (sjlj_emit_function_exit): Always place the call to the
898 unregister function at the location installed by expand_function_end.
900 2009-04-22 Richard Guenther <rguenther@suse.de>
902 PR tree-optimization/39845
903 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
904 (gen_inbound_check): Likewise.
906 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
908 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
910 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
911 * config/vxlib.c (__gthread_once): Add race guard for PPC.
913 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
915 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
916 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
917 shift counts to avoid out-of-bounds array accesses.
919 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
921 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
924 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
926 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
927 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
928 GET_CODE macro. Use IN_RANGE macro where appropriate.
929 * config/alpha/alpha.h: Ditto.
930 * config/alpha/alpha.md: Ditto.
931 * config/alpha/constraints.md: Ditto.
932 * config/alpha/predicates.md: Ditto.
934 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
936 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
937 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
938 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
939 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
940 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
941 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
942 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
943 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
944 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
945 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
946 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
947 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
948 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
949 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
950 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
951 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
952 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
953 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
954 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
955 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
956 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
957 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
958 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
959 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
960 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
961 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
962 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
964 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
966 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
967 references from comments.
968 * cfgbuild.c: (count_basic_blocks): Delete.
969 (find_basic_blocks_1): Delete.
970 (find_basic_blocks): Delete.
971 * except.c (finish_eh_generation): Make static. Move comment from
972 except.h here. Remove find_basic_blocks references from comments.
973 * except.h (finish_eh_generation): Delete.
974 * basic-block.h (find_basic_blocks): Delete.
975 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
977 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
979 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
980 (sdbout_parms): Likewise.
982 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
984 * config/sh/sh.c (prepare_cbranch_operands): Use
985 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
986 (expand_cbranchdi4): Likewise.
987 (from_compare): Add cast to enum type.
988 (expand_cbranchsi4): Use add_reg_note.
989 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
990 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
991 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
992 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
993 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
994 instead of CODE_FOR_nothing.
995 (cbranchdi4): Likewise. Fix the order of arguments for
997 (push_fpscr): Use add_reg_note.
998 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
999 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1001 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1003 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1004 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1005 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1006 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1007 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1008 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1009 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1010 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1011 config/alpha/x-vms, config/arc/t-arc,
1012 config/arm/README-interworking, config/arm/arm-c.c,
1013 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1014 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1015 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1016 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1017 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1018 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1019 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1020 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1021 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1022 config/cris/t-elfmulti, config/crx/t-crx,
1023 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1024 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1025 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1026 config/h8300/t-h8300, config/i386/athlon.md,
1027 config/i386/darwin-libgcc.10.4.ver,
1028 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1029 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1030 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1031 config/i386/t-linux64, config/i386/t-nwld,
1032 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1033 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1034 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1035 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1036 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1037 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1038 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1039 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1040 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1041 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1042 config/m68k/t-uclinux, config/mcore/t-mcore,
1043 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1044 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1045 config/mips/crtn.asm, config/mips/irix-crti.asm,
1046 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1047 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1048 config/mips/mips-fixed.md, config/mips/sb1.md,
1049 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1050 config/mips/t-iris6, config/mips/t-isa3264,
1051 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1052 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1053 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1054 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1055 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1056 config/mn10300/t-linux, config/mn10300/t-mn10300,
1057 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1058 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1059 config/picochip/libgccExtras/clzsi2.asm,
1060 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1061 config/rs6000/darwin-libgcc.10.4.ver,
1062 config/rs6000/darwin-libgcc.10.5.ver,
1063 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1064 config/rs6000/t-aix43, config/rs6000/t-aix52,
1065 config/rs6000/t-darwin, config/rs6000/t-fprules,
1066 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1067 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1068 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1069 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1070 config/rs6000/t-rtems, config/rs6000/t-spe,
1071 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1072 config/score/t-score-elf, config/sh/divcost-analysis,
1073 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1074 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1075 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1076 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1077 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1078 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1079 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1080 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1081 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1082 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1083 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1084 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1085 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1086 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1087 * config/h8300/genmova.sh: Include copyright and license notices
1088 in generated output.
1089 * config/h8300/mova.md: Regenerate.
1090 * doc/install.texi2html: Include word "Copyright" in copyright
1091 notice and use name "Free Software Foundation, Inc.".
1092 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1093 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1094 ChangeLog-2007, ChangeLog-2008: Correct dates.
1096 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1098 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1099 NE_EXPR operations as well.
1100 * c-parser.c (c_parser_condition): Do not set location information on
1102 (c_parser_conditional_expression): Likewise.
1103 (c_parser_binary_expression): Set location information on operators.
1104 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1105 TRUTH_NOT_EXPR has been folded.
1106 * fold-const.c (fold_truth_not_expr): Copy location information from
1107 the incoming expression to the outgoing one.
1108 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1109 recursive calls on the LHS of the operator but pass that of the
1110 operator to recursive calls on the RHS of the operator. Set it
1112 (shortcut_cond_expr): Set the locus of the operator on the second
1113 COND_EXPR and that of the expression on the first in degenerate cases.
1114 Pass the locus of the expression to calls to shortcut_cond_r.
1115 Set the locus of the 'then' block on the associated jump, if any.
1116 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1117 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1118 expression to call to gimplify_boolean_expr.
1120 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1122 * config.gcc: Add additional configuration for
1123 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1124 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1125 (CPP_SPEC): Redefine for allowing -municode option.
1126 (STARTFILE_SPEC): Likewise.
1127 * config/i386/t-mingw-w64: New.
1128 * config/i386/mingw-w64.opt: New.
1129 (municode): Add new target option.
1130 * doc/invoke.texi (municode): Add documentation for new option.
1132 2009-04-21 Ian Lance Taylor <iant@google.com>
1134 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1135 Correct test for number of arguments.
1136 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1138 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1140 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1141 argument of emit_library_call.
1143 2009-04-21 Richard Guenther <rguenther@suse.de>
1146 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1147 inside VIEW_CONVERT_EXPRs.
1149 2009-04-21 Martin Jambor <mjambor@suse.cz>
1151 * tree-switch-conversion.c (build_constructors): Split a long line.
1152 (constructor_contains_same_values_p): New function.
1153 (build_one_array): Create assigns of constants if possible, do not
1154 call mark_sym_for_renaming, call update_stmt.
1155 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1156 make_rename_temp. Do not call mark_symbols_for_renaming, call
1158 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1159 find_new_referenced_vars, call update_stmt.
1160 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1161 instead of calling make_rename_temp. Do not call
1162 find_new_referenced_vars or mark_symbols_for_renaming, call
1165 2009-04-21 Richard Guenther <rguenther@suse.de>
1167 PR tree-optimization/39827
1168 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1169 (tree_ssa_phiprop): Pass the correct array size.
1171 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1173 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1175 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1178 * c-typeck.c (lvalue_p): Move declaration ...
1179 * c-common.h (lvalue_p): ... to here.
1180 * c-common.c (candidate_equal_p): New.
1181 (add_tlist): Use it.
1182 (merge_tlist): Use it.
1183 (warn_for_collisions_1): Likewise.
1184 (warning_candidate_p): Accept more candidates.
1185 (verify_tree): A warning candidate can be an expression. Use
1188 2009-04-21 Ben Elliston <bje@au.ibm.com>
1191 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1192 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1193 options. Remove -mcall-solaris documentation.
1195 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1198 * doc/invoke.texi (-Wlong-long): Update description.
1199 * c-lex (interpret_integer): Only warn if there was no previous
1200 overflow and -Wlong-long is enabled.
1201 * c-decl.c (declspecs_add_type): Drop redundant flags.
1202 * c.opt (Wlong-long): Init to -1.
1203 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1204 and front-end warn_long_long. Wlong-long only depends on other
1205 flags if it is uninitialized.
1206 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1207 the same for CPP and FE.
1208 (restore_extension_diagnostics): Likewise.
1210 2009-04-20 Ian Lance Taylor <iant@google.com>
1212 Fix enum conversions which are invalid in C++:
1213 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1214 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1215 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1216 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1217 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1218 (dbxout_parms): Likewise.
1219 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1220 (df_clear_flags): Likewise.
1221 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1222 top_flag parameter to int.
1223 (df_chain_create_bb_process_use): Likewise.
1224 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1226 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1227 (df_ref_create_structure, df_def_record_1): Likewise.
1228 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1229 (df_notes_rescan): Change 0 to VOIDmode in function call.
1230 (df_get_call_refs, df_insn_refs_collect): Likewise.
1231 (df_bb_regs_collect): Likewise.
1232 (df_entry_block_defs_collect): Likewise.
1233 (df_exit_block_uses_collect): Likewise.
1234 * df.h: Update declarations.
1235 * double-int.c (double_int_divmod): Add cast to enum type.
1236 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1237 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1238 (based_loc_descr): Likewise.
1239 (loc_descriptor_from_tree_1): Change first_op and second_op to
1240 enum dwarf_location_atom. Add cast to enum type.
1241 * expmed.c (init_expmed): Change 0 to SET in function call.
1242 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1243 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1244 (do_store_flag): Likewise.
1245 * fixed-value.h (struct fixed_value): Change mode to enum
1247 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1248 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1250 (insert_insn_decl, insert_decl, insert_state): Likewise.
1251 (automata_list_finish): Likewise.
1252 * genrecog.c (process_define_predicate): Add cast to enum type.
1253 * gensupport.c (init_predicate_table): Add cast to enum type.
1254 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1256 (gimple_build_call_1, gimple_build_label): Likewise.
1257 (gimple_build_goto, gimple_build_asm_1): Likewise.
1258 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1259 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1260 (enum fallback): Rename from enum fallback_t.
1261 (fallback_t): Typedef as int.
1262 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1263 GSI_SAME_STMT in function call.
1264 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1266 (setup_reg_class_relations): Likewise.
1267 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1268 (setup_prohibited_class_mode_regs): Add cast to enum type.
1269 (setup_prohibited_mode_move_regs): Likewise.
1270 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1271 (record_address_regs): Change i to enum reg_class.
1272 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1273 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1274 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1275 (GET_MODE_2XWIDER_MODE): Likewise.
1276 (GET_CLASS_NARROWEST_MODE): Likewise.
1277 * omp-low.c (expand_omp_for): Add cast to enum type.
1278 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1279 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1280 * postreload.c (reload_cse_simplify_operands): Change rclass local
1282 * predict.c (combine_predictions_for_insn): Change best_predictor
1283 and predictor to enum br_predictor.
1284 (combine_predictions_for_bb): Likewise.
1285 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1286 use SET_PREDICT_EXPR_OUTCOME.
1287 * real.c (real_arithmetic): Change icode to code in function call.
1288 * reginfo.c (init_move_cost): Add casts to enum type.
1289 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1290 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1292 * reload.c (find_valid_class): Add casts to enum type.
1293 (push_reload): Change 0 to NO_REGS in function call.
1294 (find_reloads): Change this_alternative to array of enum
1295 reg_class. Remove some now-unnecessary casts.
1296 (make_memloc): Change 0 to VOIDmode in function call.
1297 * reload1.c (reload): Change 0 to VOIDmode in function call.
1298 (eliminate_regs_1, elimination_effects): Likewise.
1299 (eliminate_regs_in_insn): Likewise.
1300 (emit_input_reload_insns): Add cast to enum type.
1301 (delete_output_reload): Change 0 to VOIDmode in function call.
1302 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1303 to enum type in function call.
1304 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1305 (SET_PREDICT_EXPR_OUTCOME): Define.
1306 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1307 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1308 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1309 (dump_function): Likewise.
1310 * tree-dump.h: Update declarations.
1311 * tree-pass.h: Update declarations.
1312 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1313 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1315 (arm_rtx_costs_1): Correct parenthesization.
1316 (arm_rtx_costs): Add casts to enum type.
1317 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1318 (vfp_emit_fstmd): Use add_rg_note.
1319 (emit_multi_reg_push, emit_sfm): Likewise.
1320 (thumb_set_frame_pointer): Likewise.
1321 (arm_expand_prologue): Likewise.
1322 (arm_regno_class): Change return type to enum reg_class.
1323 (thumb1_expand_prologue): Use add_reg_note.
1324 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1325 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1327 * config/arm/gentune.sh: Add cast to enum type.
1328 * config/arm/arm-tune.md: Rebuild.
1329 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1330 (ix86_split_fp_branch, predict_jump): Likewise.
1331 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1332 insn_code to enum rtx_code.
1333 (ix86_builtin_vectorized_function): Add cast to enum type.
1334 * config/i386/i386.md (truncdfsf2): Change slot to enum
1336 (truncxf<mode>2, isinf<mode>2): Likewise.
1337 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1339 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1340 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1341 (insert_bundle_state): Change 1 to INSERT in function call.
1342 (ia64_add_bundle_selector_before): Likewise.
1343 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1344 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1345 (restore_stack_nonlocal): Likewise.
1346 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1348 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1350 (mips_rtx_costs): Likewise.
1351 (mips_override_options): Add casts to enum type.
1352 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1354 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1355 (store_reg, set_reg_plus_d): Likewise.
1356 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1357 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1359 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1361 (emit_unlikely_jump): Use add_reg_note.
1362 (rs6000_emit_allocate_stack): Likewise.
1363 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1364 (output_toc): Change 1 to INSERT in function call.
1365 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1366 (rs6000_initialize_trampoline): Likewise.
1367 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1369 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1370 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1371 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1372 (save_gprs): Use add_reg_note.
1373 (s390_emit_prologue): Likewise.
1374 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1375 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1376 (sparc_fold_builtin): Add cast to enum type.
1377 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1379 (spu_expand_prologue): Use add_reg_note.
1380 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1382 2009-04-20 Ian Lance Taylor <iant@google.com>
1384 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1385 (c_parser_postfix_expression_after_primary): Get VEC for list of
1386 arguments. Get original types of arguments. Call
1387 build_function_call_vec.
1388 (cached_expr_list_1, cached_expr_list_2): New static variables.
1389 (c_parser_expr_list): Change return type to VEC *. Add
1390 p_orig_types parameter. Change all callers.
1391 (c_parser_release_expr): New static function.
1392 (c_parser_vec_to_tree_list): New static function.
1393 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1394 call build_function_call_vec.
1395 (build_function_call_vec): New function, based on old
1396 build_function_call.
1397 (convert_arguments): Remove nargs and argarray parameters. Change
1398 values to a VEC. Add origtypes parameter.
1399 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1400 (convert_for_assignment): Add origtype parameter. Change all
1401 callers. If warn_cxx_compat, check for conversion to an enum
1402 type when calling a function.
1403 (store_init_value): Add origtype parameter. Change all callers.
1404 (digest_init): Likewise.
1405 (struct init_node): Add origtype field.
1406 (add_pending_init): Add origtype parameter. Change all callers.
1407 (output_init_element): Likewise.
1408 (output_pending_init_elements): Pass origtype from init_node to
1409 output_init_element.
1410 (process_init_element): Pass origtype from c_expr to
1411 output_init_element.
1412 (c_finish_return): Add origtype parameter. Change all callers.
1413 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1415 (sync_resolve_params): Likewise.
1416 (sync_resolve_return): Change params to first_param. Change caller.
1417 (resolve_overloaded_builtins): Change params to VEC *. Change
1418 callers. Save first parameter around call to build_function_call_vec.
1419 * c-decl.c (finish_decl): Add origtype parameter. Change all
1420 callers. Call build_function_call_vec rather than
1421 build_function_call for cleanup.
1422 * c-tree.h: Update declarations.
1423 * c-common.h: Update declarations.
1424 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1425 params to first_param.
1426 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1427 params parameter from tree to void *.
1428 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1429 Change arglist parameter to have type void *, and to be a pointer
1431 * config/rs6000/rs6000-protos.h
1432 (altivec_resolve_overloaded_builtin): Update declaration.
1433 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1434 fnargs parameter to have type void *, and to be a pointer to a
1435 VEC. Call build_function_call_vec instead of
1436 build_function_call.
1437 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1439 2009-04-20 Joey Ye <joey.ye@intel.com>
1440 Xuepeng Guo <xuepeng.guo@intel.com>
1441 H.J. Lu <hongjiu.lu@intel.com>
1443 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1445 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1446 (IX86_LEA_PRIORITY): Likewise.
1447 (distance_non_agu_define): New function.
1448 (distance_agu_use): Likewise.
1449 (ix86_lea_for_add_ok): Likewise.
1450 (ix86_dep_by_shift_count): Likewise.
1452 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1453 should split for LEA.
1455 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1457 (ix86_dep_by_shift_count): Likewise.
1459 2009-04-20 Richard Guenther <rguenther@suse.de>
1461 * expr.c (handled_component_p): Move ...
1462 * tree.h (handled_component_p): ... here.
1463 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1464 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1465 and REALPART_EXPR to be in one group.
1467 2009-04-20 Richard Guenther <rguenther@suse.de>
1469 * basic-block.h (get_all_dominated_blocks): Declare.
1470 * dominance.c (get_all_dominated_blocks): New function.
1471 * tree-cfg.c (get_all_dominated_blocks): Remove.
1472 (remove_edge_and_dominated_blocks): Adjust.
1473 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1474 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1475 instead of recursing.
1477 2009-04-20 Doug Kwan <dougkwan@google.com>
1479 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1480 (struct cgraph_node_set_def): New type.
1481 (cgraph_node_set) New type. Also declare vector functions.
1482 (struct cgraph_node_set_element_def): New type.
1483 (cgraph_node_set_element): Ditto.
1484 (cgraph_node_set_iterator): New iterator type.
1485 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1486 cgraph_node_set_remove, dump_cgraph_node_set,
1487 debug_cgraph_node_set): New prototypes.
1488 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1489 cgraph_node_set_size): New inlines.
1490 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1492 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1493 argument to function 'write_summary'.
1494 * ipa.c: Include ggc.h.
1495 (hash_cgraph_node_set_element,
1496 eq_cgraph_node_set_element, cgraph_node_set_new,
1497 cgraph_node_set_add, cgraph_node_set_remove,
1498 cgraph_node_set_find, dump_cgraph_node_set,
1499 debug_cgraph_node_set): New functions.
1500 * Makefile.in (ipa.o): Add dependency on GGC_H.
1502 2009-04-20 Ira Rosen <irar@il.ibm.com>
1504 PR tree-optimization/39675
1505 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1506 check of the return code of vect_schedule_slp. Check that
1507 stmt_vec_info still exists for the statement, before checking its
1510 2009-04-20 Michael Matz <matz@suse.de>
1512 * Makefile.in (generated_files): Take out $(simple_generated_c).
1514 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1516 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1517 (UINTPTR_TYPE): Likewise.
1519 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1522 * c-typeck.c (digest_init): Check for initializing an array with a
1525 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1528 * c-semantics.c (pop_stmt_list): Propagate
1529 STATEMENT_LIST_HAS_LABEL to parent statement list.
1531 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1533 * config/mips/mips.h (mips_tune_attr): New macro.
1534 * config/mips/mips.md (cpu): Use it.
1536 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1539 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1542 2009-04-19 Diego Novillo <dnovillo@google.com>
1544 * toplev.c (compile_file): Move call to coverage_finish ...
1545 * cgraphunit.c (ipa_passes): ... here.
1546 Call cgraph_process_new_functions.
1547 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1548 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1550 2009-04-19 Jan Hubicka <jh@suse.cz>
1552 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1554 (dump_cgraph_node): Dump can throw external flag.
1555 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1557 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1561 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1562 * common.opt (Wlogical-op): Move from here...
1563 * c.opt (Wlogical-op): ... to here.
1564 * c-typeck.c (parser_build_binary_op): Update call to
1565 warn_logical_operator.
1566 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1568 * c-common.c (warn_logical_op): Update.
1569 * c-common.h (warn_logical_op): Update declaration.
1571 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1573 * tree.c (protected_set_expr_location): Fix formatting.
1575 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1578 * c-typeck.c (readonly_warning): new.
1579 (build_unary_op, build_modify_expr): Use readonly_warning for
1580 storing into something readonly but not const-qualified.
1582 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1585 * c-typeck.c (build_unary_op): Check for taking address of
1586 expression of type void.
1588 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1591 * c-typeck.c (build_function_call): Check for calling a function
1592 with qualified void return types. Call require_complete_type when
1595 2009-04-18 Jan Hubicka <jh@suse.cz>
1597 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1599 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1600 can_throw_external flag.
1601 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1602 * ipa-pure-const.c (ignore_edge): New function.
1603 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1604 only over can_throw_external edges.
1605 (local_pure_const): Add nothrow flag.
1606 * ipa-utils.c (searchc): Add ignore_edge callback.
1607 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1608 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1609 (set_nothrow_function_flags): Update cgraph.
1610 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1612 2009-04-18 Richard Guenther <rguenther@suse.de>
1615 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1616 (fold_stmt): ... this and ...
1617 (fold_stmt_inplace): ... this.
1618 (fold_stmt_1): Fold references in calls and asms.
1619 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1621 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1623 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1624 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1626 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1628 * tree.c (function_args_count): Remove.
1629 * tree.h: Remove the prototype for function_args_count.
1631 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1633 * tree-iterator.c (expr_only): Remove.
1634 * tree.h: Remove the prototype for expr_only.
1636 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1638 * reginfo.c (cannot_change_mode_set_regs): Remove.
1639 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1641 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1643 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1644 whether operands 0 and 1 overlaps.
1646 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1649 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1650 pointer. Use warning_at instead of warning.
1651 (search_for_addr_array): Likewise.
1652 (check_array_bounds): Likewise.
1653 (check_all_array_refs): Check that the incoming edge is not in the
1654 list of edges to be removed.
1655 (check_all_array_refs): Avoid the temporal pointer.
1656 (vrp_visit_cond_stmt): Fix typo.
1657 (simplify_switch_using_ranges): Handle the case where the switch
1658 index is an integer constant.
1660 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1662 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1664 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1666 * doc/extend.texi, doc/invoke.texi: Fix typos.
1668 2009-04-17 Cary Coutant <ccoutant@google.com>
1670 * tree-flow-inline.h (get_lineno): Fix inverted test.
1672 2009-04-17 Diego Novillo <dnovillo@google.com>
1674 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1675 assertion for AVAIL_OUT.
1677 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1680 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1681 * config/sh/linux-atomic.asm: Likewise.
1683 2009-04-17 Diego Novillo <dnovillo@google.com>
1685 * except.c (debug_eh_tree): New.
1686 (struct eh_region, struct eh_status): Move ...
1687 * except.h: ... here.
1688 (add_type_for_runtime): Declare extern.
1689 (lookup_type_for_runtime): Likewise.
1690 (debug_eh_tree): Declare.
1691 * Makefile.in (GTFILES): List except.h before except.c
1693 2009-04-17 Diego Novillo <dnovillo@google.com>
1695 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1696 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1697 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1698 (find_vars_r): ... here.
1699 * tree-flow.h (find_referenced_vars_in): Declare.
1700 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1701 that AVAIL_OUT exists for BLOCK.
1702 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1703 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1704 (tree-parloops.o): Likewise.
1706 2009-04-17 Simon Baldwin <simonb@google.com>
1708 * toplev.c (default_tree_printer): Add handling for %E format.
1710 2009-04-17 Diego Novillo <dnovillo@google.com>
1712 * tree-pretty-print.c (dump_generic_node): Add break after
1713 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1714 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1715 FUNCTION_TYPE together. Call print_struct_decl when printing
1716 structures and TDF_SLIM is not given.
1717 (print_struct_decl): Fix logic for detecting recursion.
1719 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1722 * gcc.c (create_at_file): New.
1723 (compile_input_file_p): New.
1724 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1725 * main.c (main): Update call to toplev_main.
1726 * toplev.c (toplev_main): Change signature. Call expandargv.
1727 * toplev.h (toplev_main): Change signature.
1729 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1731 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1732 if the latter is not constant.
1734 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1736 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1738 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1740 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1741 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1743 2009-04-17 Richard Guenther <rguenther@suse.de>
1745 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1746 Handle component references view-converting an invariant address.
1748 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1750 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1751 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1752 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1753 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1754 Use @deftypevr rather than @deftypevar.
1756 2009-04-17 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1759 (get_prop_source_stmt): Likewise.
1760 (can_propagate_from): Likewise.
1762 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1764 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1765 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1766 (--with-multilib-list): Add default value.
1767 * configure: Regenerate.
1768 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1769 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1770 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1771 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1772 Don't add default cpu to multilib list unnecessarily, but do enable
1773 the relevant compiler option..
1774 Add support for --with-multilib-list=<blank> and
1775 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1776 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1777 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1778 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1780 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1781 (MULTILIB_OSDIRNAMES): New variable.
1782 * config/sh/t-1e: Delete file.
1783 * config/sh/t-mlib-sh1: Delete file.
1784 * config/sh/t-mlib-sh2: Delete file.
1785 * config/sh/t-mlib-sh2a: Delete file.
1786 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1787 * config/sh/t-mlib-sh2a-single: Delete file.
1788 * config/sh/t-mlib-sh2a-single-only: Delete file.
1789 * config/sh/t-mlib-sh2e: Delete file.
1790 * config/sh/t-mlib-sh3e: Delete file.
1791 * config/sh/t-mlib-sh4: Delete file.
1792 * config/sh/t-mlib-sh4-nofpu: Delete file.
1793 * config/sh/t-mlib-sh4-single: Delete file.
1794 * config/sh/t-mlib-sh4-single-only: Delete file.
1795 * config/sh/t-mlib-sh4a: Delete file.
1796 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1797 * config/sh/t-mlib-sh4a-single: Delete file.
1798 * config/sh/t-mlib-sh4a-single-only: Delete file.
1799 * config/sh/t-mlib-sh4al: Delete file.
1800 * config/sh/t-mlib-sh5-32media: Delete file.
1801 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1802 * config/sh/t-mlib-sh5-64media: Delete file.
1803 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1804 * config/sh/t-mlib-sh5-compact: Delete file.
1805 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1806 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1807 * doc/install.texi (Options specification): Add
1808 --with-multilib-list and --with-endian.
1810 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1812 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1814 (OBJS-common): Add plugin-version.o.
1815 (plugin-version.o): New.
1816 * gcc-plugin.h (plugin_gcc_version): New.
1817 (plugin_default_version_check): New.
1818 (plugin_init_func, plugin_init): Add version argument.
1819 * plugin-version.c: New.
1820 * plugin.c (str_plugin_gcc_version_name): New.
1821 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1822 pass it to the init function.
1823 (plugin_default_version_check): New.
1825 2009-04-17 Richard Guenther <rguenther@suse.de>
1827 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1828 for decl-vs-decl disambiguation.
1830 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1832 * config/s390/s390.h (s390_tune_attr): New macro definition.
1833 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1835 2009-04-17 Richard Guenther <rguenther@suse.de>
1837 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1838 (fold_stmt_r): Likewise.
1839 (maybe_fold_reference): New function.
1840 (fold_gimple_assign): Handle cases fold_stmt_r did.
1841 (fold_stmt): Do not use fold_stmt_r.
1842 (fold_stmt_inplace): Likewise.
1844 2009-04-17 Richard Guenther <rguenther@suse.de>
1846 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1847 (record_equivalences_from_stmt): Remove useless checks and
1849 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1850 the type is already suitable.
1852 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1854 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1856 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1858 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1859 (CMPtype): Define as __gcc_CMPtype.
1861 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1863 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1864 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1866 2009-04-17 Richard Guenther <rguenther@suse.de>
1868 PR tree-optimization/39746
1869 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1870 special-casing for builtins and static variable use/def.
1871 (call_may_clobber_ref_p_1): Likewise.
1873 2009-04-16 Ian Lance Taylor <iant@google.com>
1875 * df.h: Include "timevar.h".
1876 (struct df_problem): Change tv_id field to timevar_id_t.
1877 * tree-pass.h: Include "timevar.h".
1878 (struct opt_pass): Change tv_id field to timevar_id_t.
1879 * timevar.h (timevar_id_t): Define TV_NONE.
1880 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1881 TV_NONE rather than tv_id != 0.
1882 (execute_one_pass): Likewise.
1883 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1884 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1885 dependencies to $(TREE_PASS_H).
1886 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1888 (pass_branch_target_load_optimize2): Likewise.
1889 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1890 (pass_outof_cfg_layout_mode): Likewise.
1891 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1892 (pass_rebuild_cgraph_edges): Likewise.
1893 (pass_remove_cgraph_callee_edges): Likewise.
1894 * df-core.c (pass_df_initialize_opt): Likewise.
1895 (pass_df_initialize_no_opt): Likewise.
1896 (pass_df_finish): Likewise.
1897 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1898 * except.c (pass_set_nothrow_function_flags): Likewise.
1899 (pass_convert_to_eh_region_ranges): Likewise.
1900 * final.c (pass_compute_alignments): Likewise.
1901 * function.c (pass_instantiate_virtual_regs): Likewise.
1902 (pass_init_function): Likewise.
1903 (pass_leaf_regs): Likewise.
1904 (pass_match_asm_constraints): Likewise.
1905 * gimple-low.c (pass_lower_cf): Likewise.
1906 (pass_mark_used_blocks): Likewise.
1907 * init-regs.c (pass_initialize_regs): Likewise.
1908 * integrate.c (pass_initial_value_sets): Likewise.
1909 * ira.c (pass_ira): Likewise.
1910 * jump.c (pass_cleanup_barriers): Likewise.
1911 * omp-low.c (pass_expand_omp): Likewise.
1912 (pass_lower_omp): Likewise.
1913 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1914 * recog.c (pass_split_all_insns): Likewise.
1915 (pass_split_after_reload): Likewise.
1916 (pass_split_before_regstack): Likewise.
1917 (pass_split_before_sched2): Likewise.
1918 (pass_split_for_shorten_branches): Likewise.
1919 * reginfo.c (pass_reginfo_init): Likewise.
1920 (pass_subregs_of_mode_init): Likewise.
1921 (pass_subregs_of_mode_finish): Likewise.
1922 * passes.c (pass_postreload): Likewise.
1923 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1924 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1925 (pass_warn_function_return): Likewise.
1926 (pass_warn_function_noreturn): Likewise.
1927 * tree-complex.c (pass_lower_complex): Likewise.
1928 (pass_lower_complex_O0): Likewise.
1929 * tree-if-conv.c (pass_if_conversion): Likewise.
1930 * tree-into-ssa.c (pass_build_ssa): Likewise.
1931 * tree-mudflap.c (pass_mudflap_1): Likewise.
1932 (pass_mudflap_2): Likewise.
1933 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1934 (pass_mudflap_2): Likewise.
1935 * tree-nrv.c (pass_return_slot): Likewise.
1936 * tree-object-size.c (pass_object_sizes): Likewise.
1937 * tree-optimize.c (pass_all_optimizations): Likewise.
1938 (pass_early_local_passes): Likewise.
1939 (pass_all_early_optimizations): Likewise.
1940 (pass_cleanup_cfg): Likewise.
1941 (pass_cleanup_cfg_post_optimizing): Likewise.
1942 (pass_free_datastructures): Likewise.
1943 (pass_free_cfg_annotations): Likewise.
1944 (pass_fixup_cfg): Likewise.
1945 (pass_init_datastructures): Likewise.
1946 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1947 (pass_late_warn_uninitialized): Likewise.
1948 (pass_update_address_taken): Likewise.
1949 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1950 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1951 (pass_cse_sincos): Likewise.
1952 (pass_convert_to_rsqrt): Likewise.
1953 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1954 * tree-stdarg.c (pass_stdarg): Likewise.
1955 * tree-tailcall.c (pass_tail_recursion): Likewise.
1956 (pass_tail_calls): Likewise.
1957 * tree-vect-generic.c (pass_lower_vector): Likewise.
1958 (pass_lower_vector_ssa): Likewise.
1959 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1961 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1963 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1965 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1967 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1968 logical and signext.
1970 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1973 * config/sh/predicates.md (arith_operand): Check if the operand
1974 of TRUNCATE is a REG.
1976 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1978 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1979 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1981 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1983 * tree-iterator.c (tsi_split_statement_list_after,
1984 tsi_split_statement_list_before): Remove.
1985 * tree-iterator.h: Remove the prototypes for
1986 tsi_split_statement_list_after and tsi_split_statement_list_before.
1988 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1990 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1991 * tree-ssa-propagate.h: Remove the prototype for
1992 stmt_makes_single_load.
1994 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1996 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1997 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1999 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2001 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2003 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2005 * except.c (eh_region_outer_p): Remove.
2006 * except.h: Remove the prototype for eh_region_outer_p.
2008 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2010 * function.c (current_function_assembler_name): Remove.
2011 * function.h: Remove the prototype for
2012 current_function_assembler_name.
2014 2009-04-16 Ian Lance Taylor <iant@google.com>
2016 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2017 (add_reg_note): Call alloc_reg_note.
2018 * rtl.h (alloc_reg_note): Declare.
2019 * combine.c (try_combine): Use alloc_reg_note.
2020 (recog_for_combine, move_deaths): Likewise.
2021 (distribute_notes): Use alloc_reg_note and add_reg_note.
2022 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2023 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2024 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2026 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2028 PR rtl-optimization/39762
2029 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2030 ira_may_move_out_cost): Add comments about way of their usage.
2031 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2033 * ira-conflicts.c (process_regs_for_copy): Use function
2034 ira_get_register_move_cost instead of global
2035 ira_register_move_cost.
2037 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2038 color_pass, move_spill_restore, update_curr_costs): Ditto.
2040 * ira-lives.c (process_single_reg_class_operands): Ditto.
2042 * ira-emit.c (emit_move_list): Ditto.
2044 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2045 (record_reg_classes): Ditto. Use functions
2046 ira_get_register_move_cost and ira_get_may_move_cost instead of
2047 global vars ira_register_move_cost, ira_may_move_out_cost and
2048 ira_may_move_in_cost.
2049 (record_address_regs): Don't call ira_init_register_move_cost.
2050 Use function ira_get_may_move_cost instead of global
2051 ira_may_move_in_cost.
2052 (process_bb_node_for_hard_reg_moves): Use function
2053 ira_get_register_move_cost instead of global ira_register_move_cost.
2054 (ira_costs): Don't call ira_init_register_move_cost.
2056 2009-04-16 Richard Guenther <rguenther@suse.de>
2058 * tree-cfg.c (verify_gimple_assign_binary):
2059 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2060 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2061 (create_general_new_stmt): Note that this function is broken.
2063 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2065 * common.opt (fhelp): Add Var(help_flag).
2066 * gcc-plugin.h (plugin_info): Add help.
2067 * plugin.c (plugin_name_args): Add help.
2068 (register_plugin_info): Set plugin->help.
2069 (print_help_one_plugin): New.
2070 (print_plugins_help): New.
2071 * plugin.h (print_plugins_help): New.
2072 * toplev.c (toplev_main): Call print_plugins_help if needed.
2074 2009-04-16 Richard Guenther <rguenther@suse.de>
2076 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2077 (gimple_ior_addresses_taken_1): New function.
2078 (gimple_ior_addresses_taken): Likewise.
2079 * gimple.h (struct gimple_statement_with_ops_base): Remove
2080 addresses_taken member.
2081 (gimple_ior_addresses_taken): Declare.
2082 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2083 gimple_set_addresses_taken): Remove.
2084 * ipa-reference.c (mark_address): New function.
2085 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2086 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2087 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2088 (gimple_add_to_addresses_taken): Remove.
2089 (get_tmr_operands): Call mark_address_taken.
2090 (get_asm_expr_operands): Likewise.
2091 (get_expr_operands): Likewise.
2092 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2093 (free_stmt_operands): Do not free it.
2094 * tree-ssa.c (delete_tree_ssa): Likewise.
2095 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2097 2009-04-16 Richard Guenther <rguenther@suse.de>
2099 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2100 (walk_stmt_load_store_ops): Likewise.
2101 * gimple.c (get_base_loadstore): New function.
2102 (walk_stmt_load_store_addr_ops): Likewise.
2103 (walk_stmt_load_store_ops): Likewise.
2104 * ipa-pure-const.c (check_op): Simplify.
2105 (check_load, check_store): New functions.
2106 (check_stmt): Use walk_stmt_load_store_ops.
2107 * ipa-reference.c (mark_load): Adjust signature.
2108 (mark_store): Likewise.
2109 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2111 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2113 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2115 * opts.c (common_handle_option): Don't call print_version.
2116 * plugin.c (plugin_name_args): Add version.
2117 (register_plugin_info): New.
2118 (register_callback): Handle PLUGIN_INFO.
2119 (try_init_one_plugin): New.
2120 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2122 (finalize_one_plugin): New.
2123 (finalize_plugins): New.
2124 (print_one_plugin): New.
2125 (print_plugins_versions): New.
2126 * plugin.h (print_plugins_versions): New.
2127 (finalize_plugins): New.
2128 * toplev.c (compile_file): Don't call initialize_plugins.
2129 (print_version): Call print_plugins_versions.
2130 (toplev_main): Call initialize_plugins. Print version if needed.
2131 Call finalize_plugins.
2133 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2135 * common.opt (fversion): New.
2136 * gcc.c (print_version): New.
2137 (process_command): Don't print the version. Just set print_version.
2138 (main): Print version. Call subprocesses if print_version and
2139 verbose_flag are set.
2140 * opts.c (common_handle_option): Handle OPT_fversion.
2142 2009-04-16 Richard Guenther <rguenther@suse.de>
2143 Ira Rosen <irar@il.ibm.com>
2145 PR tree-optimization/39698
2146 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2147 type of the reduction variable. Only generate the def if
2150 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2151 make sure to first convert to an integer of the same precision.
2152 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2153 the type of the evolution correctly in computing the new
2154 induction variable base.
2156 2009-04-16 Richard Guenther <rguenther@suse.de>
2159 * tree-cfg.c (make_blocks): Split statements with to-be
2160 abnormal SSA names on the lhs.
2162 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2164 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2165 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2166 * c-typeck.c (really_start_incremental_init): Likewise.
2167 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2168 (TARGET_INITIALIZER): Remove it.
2169 * target.h (struct target): Remove vector_opaque_p.
2170 * tree.c (build_opaque_vector_type): New.
2171 * tree.h (TYPE_VECTOR_OPAQUE): New.
2172 (build_opaque_vector_type): Declare.
2173 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2174 * config/rs6000/rs6000.c (build_opaque_vector_type,
2175 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2176 (rs6000_init_builtins): Use build_opaque_vector_type for
2177 opaque_V4SI_type_node.
2179 2009-04-15 Catherine Moore <clm@codesourcery.com>
2181 * debug.h (set_name): Declare.
2182 * dwarf2out.c (dwarf2out_set_name): Declare.
2183 (dwarf2_debug_hooks): Add set_name.
2184 (find_AT_string): New.
2185 (add_AT_string): Call find_AT_string.
2186 (dwarf2out_set_name): New.
2187 * cp/decl.c (grokdeclarator): Call set_name.
2188 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2189 * debug.c (do_nothing_debug_hooks): Likewise.
2190 * dbxout.c (dbx_debug_hooks): Likewise.
2191 * sdbout.c (sdb_debug_hooks): Likewise.
2193 2009-04-15 Michael Eager <eager@eagercon.com>
2195 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2196 reg for single-precision FPU.
2197 * config/rs6000/rs6000.md (movsi_internal1): Only for
2199 (movsi_internal1_single): New. Add pattern to move SI values to/from
2200 single-precision FP regs.
2202 2009-04-15 Richard Guenther <rguenther@suse.de>
2204 * omp-low.c (lower_rec_input_clauses): Build correct address
2206 (expand_omp_for_generic): Fix multiplication type.
2207 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2208 (generate_memset_zero): Fix types.
2209 * tree-profile.c (prepare_instrumented_value): Correctly
2212 2009-04-15 Ian Lance Taylor <iant@google.com>
2214 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2215 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2216 for -Wall and for -Wc++-compat.
2217 (c_common_post_options): For C++, set warn_enum_compare if not
2219 * c-tree.h (struct c_expr): Add field original_type.
2220 (build_external_ref): Update declaration.
2221 * c-parser.c (c_parser_braced_init): Set original_type.
2222 (c_parser_initelt): Likewise.
2223 (c_parser_expr_no_commas): Likewise.
2224 (c_parser_conditional_expression): Likewise.
2225 (c_parser_cast_expression): Likewise.
2226 (c_parser_unary_expression): Likewise. Pull setting of
2227 original_code to top of function.
2228 (c_parser_sizeof_expression): Set original_type.
2229 (c_parser_alignof_expression): Likewise.
2230 (c_parser_postfix_expression): Likewise. Pull setting of
2231 original_code to top of function.
2232 (c_parser_postfix_expression_after_paren_type): Set original_type.
2233 (c_parser_postfix_expression_after_primary): Likewise.
2234 (c_parser_expression): Likewise.
2235 * c-typeck.c (build_external_ref): Add type parameter. Change all
2237 (c_expr_sizeof_expr): Set original_type field.
2238 (parser_build_unary_op): Likewise.
2239 (parser_build_binary_op): Likewise. Optionally warn about
2240 comparisons of enums of different types.
2241 (digest_init): Set original_type field.
2242 (really_start_incremental_init): Likewise.
2243 (push_init_level, pop_init_level): Likewise.
2244 * doc/invoke.texi (Warning Options): -Wenum-compare now
2247 2009-04-15 Richard Guenther <rguenther@suse.de>
2249 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2250 out a necessary conversion.
2251 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2252 names we didn't value number.
2253 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2255 2009-04-15 Richard Guenther <rguenther@suse.de>
2257 PR tree-optimization/39764
2258 * tree-ssa-ccp.c (get_value): Canonicalize value with
2259 canonicalize_float_value.
2261 2009-04-15 Jan Hubicka <jh@suse.cz>
2263 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2264 Wrong version of patch.
2266 2009-04-15 Jan Hubicka <jh@suse.cz>
2268 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2270 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2272 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2273 our distinct integral and vector types.
2275 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2277 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2278 * init.c (build_vtbl_address): Remove call to assemble_external.
2280 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2282 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2283 output for other floating point modes.
2285 2009-04-14 Diego Novillo <dnovillo@google.com>
2287 * diagnostic.c (diagnostic_report_diagnostic): Do not
2288 warn about loaded plugins for DK_ERROR and DK_WARNING.
2289 * c-decl.c (declspecs_add_type): Move call to
2290 invoke_plugin_callbacks ...
2291 * c-parser.c (c_parser_declspecs): ... here.
2292 * plugin.c (dump_active_plugins): Tidy output.
2294 2009-04-14 Diego Novillo <dnovillo@google.com>
2295 Le-Chun Wu <lcwu@google.com>
2297 * configure.ac: Add --enable-plugin support.
2298 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2299 * Makefile.in (PLUGIN_H): Define.
2300 Export ENABLE_PLUGIN and GMPINC to site.exp.
2301 Add PLUGINLIBS to link command.
2302 Add/modify dependencies for plugin.o and files including plugin.h.
2304 * config.in: Regenerate.
2306 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2309 2009-04-14 Le-Chun Wu <lcwu@google.com>
2311 * tree-pass.h (register_one_dump_file): Add a prototype for
2312 register_one_dump_file.
2313 * toplev.c (compile_file): Call initialize_plugins.
2314 (do_compile): Call invoke_plugin_callbacks.
2315 (toplev_main): Call invoke_plugin_callbacks.
2316 * common.opt: Add -fplugin= and -fplugin-arg-.
2317 * gcc-plugin.h: New public header file for plugins to include.
2318 * plugin.c: New source file.
2319 * plugin.h: New internal header file.
2320 * passes.c (register_one_dump_file): Make it external.
2322 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2324 2009-04-14 Diego Novillo <dnovillo@google.com>
2326 * doc/plugins.texi: New.
2327 * doc/gccint.texi: Add reference to Plugins chapter.
2328 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2329 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2330 loaded plugins, if any.
2331 * timevar.def (TV_PLUGIN_INIT): Define.
2332 (TV_PLUGIN_RUN): Define.
2333 * plugin.c: Include timevar.h
2334 (plugins_active_p): New.
2335 (dump_active_plugins): New.
2336 (debug_active_plugins): New.
2338 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2340 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2342 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2344 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2346 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2347 the same as a minus without a shift.
2349 2009-04-14 Nick Clifton <nickc@redhat.com>
2351 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2352 comparisons with small integers will always produce a short
2355 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2358 2008-12-19 Diego Novillo <dnovillo@google.com>
2360 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2362 2009-04-14 Richard Guenther <rguenther@suse.de>
2364 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2366 (verify_gimple_assign_binary): Likewise. Handle shifts and
2368 (verify_gimple_phi): Print the mismatched argument position.
2369 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2371 (vect_update_init_of_dr): Likewise.
2372 * matrix-reorg.c (transform_access_sites): Do what the
2374 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2376 2009-04-13 Michael Eager <eager@eagercon.com>
2378 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2379 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2380 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2381 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2382 remove duplicate config
2384 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2386 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2387 file_name:line_number type locator of the call site.
2389 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2391 * genautomata.c: Put blank after comma.
2392 (automaton_decls): New.
2393 (struct unit_usage): Add comments to member next.
2394 (store_alt_unit_usage): Keep the list ordered.
2395 (unit_present_on_list_p, equal_alternatives_p): New.
2396 (check_regexp_units_distribution): Check units distribution
2397 correctness correctly.
2398 (main): Don't write automata if error is found. Return correct
2401 * config/m68k/cf.md (cfv4_ds): Remove.
2402 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2403 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2405 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2406 power4-load-ext, power4-store, power4-store-update,
2407 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2408 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2409 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2410 power4-sqrt, power4-isync): Modify reservation to make correct
2411 unit distribution to automata.
2413 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2414 power5-store-update, power5-two, power5-three, power5-lmul,
2415 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2417 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2419 * except.c (pass_set_nothrow_function_flags): Set name and add
2421 (set_nothrow_function_flags): Mention in the dump file when
2422 changing a function to nothrow.
2424 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2427 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2428 instead of unsigned long.
2430 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2432 * config/arm/arm.c (return_used_this_function): Remove.
2433 (arm_output_function_prologue): Remove use of
2434 return_used_this_function.
2435 (output_return_instruction): Replace use of
2436 return_used_this_function
2437 by cfun->machine->return_used_this_function.
2438 (arm_output_epilogue): Likewise.
2439 (arm_output_function_epilogue): Likewise.
2440 (thumb_unexpanded_epilogue): Likewise.
2441 * config/arm/arm.h (struct machine_function):
2442 New member return_used_this_function.
2444 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2446 * doc/install.texi: Correct description of default directory for
2447 --with-gxx-include-dir.
2449 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2451 * fold-const.c (build_range_check): Properly deal with enumeral and
2454 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2456 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2457 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2458 * params.h (MAX_GCSE_PASSES): Remove.
2459 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2460 in sequence. Remove ability to run multiple passes.
2461 (bypass_jumps): Report run as third CPROP pass.
2463 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2466 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2467 when deciding whether the whole SEQUENCE can throw.
2469 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2472 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2473 offseted label references.
2475 2009-04-11 Jan Hubicka <jh@suse.cz>
2477 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2479 2009-04-11 Richard Guenther <rguenther@suse.de>
2482 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2483 return variables as TREE_ADDRESSABLE.
2485 2009-04-11 Richard Guenther <rguenther@suse.de>
2487 PR tree-optimization/39713
2488 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2489 reference trees have SSA_NAME operands.
2491 2009-04-11 Richard Guenther <rguenther@suse.de>
2494 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2495 address expressions.
2497 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2499 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2500 match changes in Cygwin 1.7
2501 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2502 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2504 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2506 PR tree-optimization/39701
2507 * doc/invoke.texi (Optimization Options): Document change in
2508 meaning and initialization of -fdelete-null-pointer-checks.
2510 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2513 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2515 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2518 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2520 2009-04-10 Chao-ying Fu <fu@mips.com>
2522 * doc/tm.texi (Instruction Output): Document
2523 TARGET_ASM_FINAL_POSTSCAN_INSN.
2524 * target.h (final_postscan_insn): New field in asm_out.
2525 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2526 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2527 * final.c (final_scan_insn): Call
2528 targetm.asm_out.final_postscan_insn after outputting
2529 an asm macro and a normal instruction.
2531 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2532 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2533 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2534 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2535 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2537 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2540 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2541 variables as non-NULL even with -fdelete-null-pointer-checks.
2543 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2545 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2547 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2550 * config/i386/i386.c (classify_argument): Handle SCmode with
2551 (bit_offset % 64) != 0.
2553 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2555 * doc/invoke.texi (Optimize Options): Add cross-reference to
2556 -Q --help=optimizers examples.
2558 2009-04-10 Ben Elliston <bje@au.ibm.com>
2561 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2562 regalign for the reg == fpr and TDmode case.
2564 2009-04-09 David Ayers <ayers@fsfe.org>
2567 * objc/objc-act.c (warn_with_method): Remove helper function.
2568 (check_duplicates): Call warning and inform directly.
2569 (really_start_method): Likewise.
2571 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2573 * expmed.c (expand_divmod): Always use a comparison for a division
2574 by a large unsigned integer.
2576 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2577 for things others than variables or functions as nonzero.
2579 2009-04-09 Nick Clifton <nickc@redhat.com>
2581 * unwind-compat.c: Change copyright header to refer to version
2582 3 of the GNU General Public License with version 3.1 of the
2583 GCC Runtime Library Exception and to point readers at the
2584 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2585 * config/alpha/crtfastmath.c: Likewise.
2586 * config/alpha/linux-unwind.h: Likewise.
2587 * config/alpha/qrnnd.asm: Likewise.
2588 * config/alpha/vms-crt0-64.c: Likewise.
2589 * config/alpha/vms-crt0.c: Likewise.
2590 * config/alpha/vms-dwarf2.asm: Likewise.
2591 * config/alpha/vms-dwarf2eh.asm: Likewise.
2592 * config/alpha/vms-psxcrt0-64.c: Likewise.
2593 * config/alpha/vms-psxcrt0.c: Likewise.
2594 * config/alpha/vms_tramp.asm: Likewise.
2595 * config/arc/initfini.c: Likewise.
2596 * config/arc/lib1funcs.asm: Likewise.
2597 * config/arm/bpabi-v6m.S: Likewise.
2598 * config/arm/bpabi.S: Likewise.
2599 * config/arm/bpabi.c: Likewise.
2600 * config/arm/crti.asm: Likewise.
2601 * config/arm/crtn.asm: Likewise.
2602 * config/arm/ieee754-df.S: Likewise.
2603 * config/arm/ieee754-sf.S: Likewise.
2604 * config/arm/lib1funcs.asm: Likewise.
2605 * config/arm/libunwind.S: Likewise.
2606 * config/arm/linux-atomic.c: Likewise.
2607 * config/arm/mmintrin.h: Likewise.
2608 * config/arm/pr-support.c: Likewise.
2609 * config/arm/unaligned-funcs.c: Likewise.
2610 * config/arm/unwind-arm.c: Likewise.
2611 * config/arm/unwind-arm.h: Likewise.
2612 * config/avr/libgcc.S: Likewise.
2613 * config/bfin/crti.s: Likewise.
2614 * config/bfin/crtlibid.s: Likewise.
2615 * config/bfin/crtn.s: Likewise.
2616 * config/bfin/lib1funcs.asm: Likewise.
2617 * config/bfin/linux-unwind.h: Likewise.
2618 * config/cris/arit.c: Likewise.
2619 * config/cris/cris_abi_symbol.c: Likewise.
2620 * config/darwin-64.c: Likewise.
2621 * config/darwin-crt2.c: Likewise.
2622 * config/darwin-crt3.c: Likewise.
2623 * config/darwin.h: Likewise.
2624 * config/dbxelf.h: Likewise.
2625 * config/dfp-bit.c: Likewise.
2626 * config/dfp-bit.h: Likewise.
2627 * config/elfos.h: Likewise.
2628 * config/fixed-bit.c: Likewise.
2629 * config/fixed-bit.h: Likewise.
2630 * config/fp-bit.c: Likewise.
2631 * config/fp-bit.h: Likewise.
2632 * config/fr30/crti.asm: Likewise.
2633 * config/fr30/crtn.asm: Likewise.
2634 * config/fr30/lib1funcs.asm: Likewise.
2635 * config/freebsd-spec.h: Likewise.
2636 * config/frv/cmovd.c: Likewise.
2637 * config/frv/cmovh.c: Likewise.
2638 * config/frv/cmovw.c: Likewise.
2639 * config/frv/frvbegin.c: Likewise.
2640 * config/frv/frvend.c: Likewise.
2641 * config/frv/lib1funcs.asm: Likewise.
2642 * config/glibc-stdint.h: Likewise.
2643 * config/h8300/clzhi2.c: Likewise.
2644 * config/h8300/crti.asm: Likewise.
2645 * config/h8300/crtn.asm: Likewise.
2646 * config/h8300/ctzhi2.c: Likewise.
2647 * config/h8300/fixunssfsi.c: Likewise.
2648 * config/h8300/lib1funcs.asm: Likewise.
2649 * config/h8300/parityhi2.c: Likewise.
2650 * config/h8300/popcounthi2.c: Likewise.
2651 * config/i386/ammintrin.h: Likewise.
2652 * config/i386/att.h: Likewise.
2653 * config/i386/avxintrin.h: Likewise.
2654 * config/i386/biarch64.h: Likewise.
2655 * config/i386/bmmintrin.h: Likewise.
2656 * config/i386/cpuid.h: Likewise.
2657 * config/i386/cross-stdarg.h: Likewise.
2658 * config/i386/crtfastmath.c: Likewise.
2659 * config/i386/crtprec.c: Likewise.
2660 * config/i386/cygming-crtbegin.c: Likewise.
2661 * config/i386/cygming-crtend.c: Likewise.
2662 * config/i386/cygwin.asm: Likewise.
2663 * config/i386/emmintrin.h: Likewise.
2664 * config/i386/gmm_malloc.h: Likewise.
2665 * config/i386/gthr-win32.c: Likewise.
2666 * config/i386/i386.h: Likewise.
2667 * config/i386/immintrin.h: Likewise.
2668 * config/i386/linux-unwind.h: Likewise.
2669 * config/i386/linux64.h: Likewise.
2670 * config/i386/mm3dnow.h: Likewise.
2671 * config/i386/mmintrin-common.h: Likewise.
2672 * config/i386/mmintrin.h: Likewise.
2673 * config/i386/nmmintrin.h: Likewise.
2674 * config/i386/pmm_malloc.h: Likewise.
2675 * config/i386/pmmintrin.h: Likewise.
2676 * config/i386/smmintrin.h: Likewise.
2677 * config/i386/sol2-c1.asm: Likewise.
2678 * config/i386/sol2-ci.asm: Likewise.
2679 * config/i386/sol2-cn.asm: Likewise.
2680 * config/i386/sol2-gc1.asm: Likewise.
2681 * config/i386/tmmintrin.h: Likewise.
2682 * config/i386/unix.h: Likewise.
2683 * config/i386/w32-unwind.h: Likewise.
2684 * config/i386/wmmintrin.h: Likewise.
2685 * config/i386/x86-64.h: Likewise.
2686 * config/i386/x86intrin.h: Likewise.
2687 * config/i386/xmmintrin.h: Likewise.
2688 * config/ia64/crtbegin.asm: Likewise.
2689 * config/ia64/crtend.asm: Likewise.
2690 * config/ia64/crtfastmath.c: Likewise.
2691 * config/ia64/crti.asm: Likewise.
2692 * config/ia64/crtn.asm: Likewise.
2693 * config/ia64/fde-glibc.c: Likewise.
2694 * config/ia64/lib1funcs.asm: Likewise.
2695 * config/ia64/linux-unwind.h: Likewise.
2696 * config/ia64/quadlib.c: Likewise.
2697 * config/ia64/unwind-ia64.c: Likewise.
2698 * config/linux.h: Likewise.
2699 * config/m32c/m32c-lib1.S: Likewise.
2700 * config/m32c/m32c-lib2-trapv.c: Likewise.
2701 * config/m32c/m32c-lib2.c: Likewise.
2702 * config/m32r/initfini.c: Likewise.
2703 * config/m68hc11/larith.asm: Likewise.
2704 * config/m68hc11/m68hc11-crt0.S: Likewise.
2705 * config/m68k/cf.md: Likewise.
2706 * config/m68k/crti.s: Likewise.
2707 * config/m68k/crtn.s: Likewise.
2708 * config/m68k/lb1sf68.asm: Likewise.
2709 * config/m68k/linux-unwind.h: Likewise.
2710 * config/mcore/crti.asm: Likewise.
2711 * config/mcore/crtn.asm: Likewise.
2712 * config/mcore/lib1.asm: Likewise.
2713 * config/mips/linux-unwind.h: Likewise.
2714 * config/mips/loongson.h: Likewise.
2715 * config/mips/mips16.S: Likewise.
2716 * config/mmix/crti.asm: Likewise.
2717 * config/mmix/crtn.asm: Likewise.
2718 * config/pa/fptr.c: Likewise.
2719 * config/pa/hpux-unwind.h: Likewise.
2720 * config/pa/lib2funcs.asm: Likewise.
2721 * config/pa/linux-atomic.c: Likewise.
2722 * config/pa/linux-unwind.h: Likewise.
2723 * config/pa/milli64.S: Likewise.
2724 * config/pa/quadlib.c: Likewise.
2725 * config/pa/stublib.c: Likewise.
2726 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2727 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2728 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2729 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2730 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2731 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2732 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2733 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2734 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2735 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2736 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2737 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2738 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2739 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2740 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2741 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2742 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2743 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2744 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2745 * config/rs6000/750cl.h: Likewise.
2746 * config/rs6000/altivec.h: Likewise.
2747 * config/rs6000/biarch64.h: Likewise.
2748 * config/rs6000/crtresfpr.asm: Likewise.
2749 * config/rs6000/crtresgpr.asm: Likewise.
2750 * config/rs6000/crtresxfpr.asm: Likewise.
2751 * config/rs6000/crtresxgpr.asm: Likewise.
2752 * config/rs6000/crtsavfpr.asm: Likewise.
2753 * config/rs6000/crtsavgpr.asm: Likewise.
2754 * config/rs6000/darwin-asm.h: Likewise.
2755 * config/rs6000/darwin-fallback.c: Likewise.
2756 * config/rs6000/darwin-fpsave.asm: Likewise.
2757 * config/rs6000/darwin-ldouble.c: Likewise.
2758 * config/rs6000/darwin-tramp.asm: Likewise.
2759 * config/rs6000/darwin-unwind.h: Likewise.
2760 * config/rs6000/darwin-vecsave.asm: Likewise.
2761 * config/rs6000/darwin-world.asm: Likewise.
2762 * config/rs6000/e500crtres32gpr.asm: Likewise.
2763 * config/rs6000/e500crtres64gpr.asm: Likewise.
2764 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2765 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2766 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2767 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2768 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2769 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2770 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2771 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2772 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2773 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2774 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2775 * config/rs6000/eabi-ci.asm: Likewise.
2776 * config/rs6000/eabi-cn.asm: Likewise.
2777 * config/rs6000/eabi.asm: Likewise.
2778 * config/rs6000/linux-unwind.h: Likewise.
2779 * config/rs6000/linux64.h: Likewise.
2780 * config/rs6000/paired.h: Likewise.
2781 * config/rs6000/paired.md: Likewise.
2782 * config/rs6000/ppc64-fp.c: Likewise.
2783 * config/rs6000/ppu_intrinsics.h: Likewise.
2784 * config/rs6000/rs6000.h: Likewise.
2785 * config/rs6000/si2vmx.h: Likewise.
2786 * config/rs6000/sol-ci.asm: Likewise.
2787 * config/rs6000/sol-cn.asm: Likewise.
2788 * config/rs6000/spe.h: Likewise.
2789 * config/rs6000/spu2vmx.h: Likewise.
2790 * config/rs6000/sysv4.h: Likewise.
2791 * config/rs6000/tramp.asm: Likewise.
2792 * config/rs6000/vec_types.h: Likewise.
2793 * config/s390/linux-unwind.h: Likewise.
2794 * config/s390/tpf-unwind.h: Likewise.
2795 * config/score/crti.asm: Likewise.
2796 * config/score/crtn.asm: Likewise.
2797 * config/sh/crt1.asm: Likewise.
2798 * config/sh/crti.asm: Likewise.
2799 * config/sh/crtn.asm: Likewise.
2800 * config/sh/divtab-sh4-300.c: Likewise.
2801 * config/sh/divtab-sh4.c: Likewise.
2802 * config/sh/divtab.c: Likewise.
2803 * config/sh/lib1funcs-4-300.asm: Likewise.
2804 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2805 * config/sh/lib1funcs.asm: Likewise.
2806 * config/sh/lib1funcs.h: Likewise.
2807 * config/sh/linux-atomic.asm: Likewise.
2808 * config/sh/linux-unwind.h: Likewise.
2809 * config/sh/shmedia.h: Likewise.
2810 * config/sh/sshmedia.h: Likewise.
2811 * config/sh/ushmedia.h: Likewise.
2812 * config/sparc/crtfastmath.c: Likewise.
2813 * config/sparc/linux-unwind.h: Likewise.
2814 * config/sparc/sol2-c1.asm: Likewise.
2815 * config/sparc/sol2-ci.asm: Likewise.
2816 * config/sparc/sol2-cn.asm: Likewise.
2817 * config/spu/divmodti4.c: Likewise.
2818 * config/spu/divv2df3.c: Likewise.
2819 * config/spu/float_disf.c: Likewise.
2820 * config/spu/float_unsdidf.c: Likewise.
2821 * config/spu/float_unsdisf.c: Likewise.
2822 * config/spu/float_unssidf.c: Likewise.
2823 * config/spu/mfc_multi_tag_release.c: Likewise.
2824 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2825 * config/spu/mfc_tag_release.c: Likewise.
2826 * config/spu/mfc_tag_reserve.c: Likewise.
2827 * config/spu/mfc_tag_table.c: Likewise.
2828 * config/spu/multi3.c: Likewise.
2829 * config/spu/spu_internals.h: Likewise.
2830 * config/spu/spu_intrinsics.h: Likewise.
2831 * config/spu/spu_mfcio.h: Likewise.
2832 * config/spu/vec_types.h: Likewise.
2833 * config/spu/vmx2spu.h: Likewise.
2834 * config/stormy16/stormy16-lib2.c: Likewise.
2835 * config/svr4.h: Likewise.
2836 * config/sync.c: Likewise.
2837 * config/v850/lib1funcs.asm: Likewise.
2838 * config/vxlib-tls.c: Likewise.
2839 * config/vxlib.c: Likewise.
2840 * config/vxworks-dummy.h: Likewise.
2841 * config/xtensa/crti.asm: Likewise.
2842 * config/xtensa/crtn.asm: Likewise.
2843 * config/xtensa/ieee754-df.S: Likewise.
2844 * config/xtensa/ieee754-sf.S: Likewise.
2845 * config/xtensa/lib1funcs.asm: Likewise.
2846 * config/xtensa/lib2funcs.S: Likewise.
2847 * config/xtensa/linux-unwind.h: Likewise.
2848 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2849 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2850 * coretypes.h: Likewise.
2851 * crtstuff.c: Likewise.
2852 * defaults.h: Likewise.
2853 * dwarf2.h: Likewise.
2854 * emutls.c: Likewise.
2855 * gbl-ctors.h: Likewise.
2856 * gcov-io.h: Likewise.
2857 * ginclude/float.h: Likewise.
2858 * ginclude/iso646.h: Likewise.
2859 * ginclude/stdarg.h: Likewise.
2860 * ginclude/stdbool.h: Likewise.
2861 * ginclude/stddef.h: Likewise.
2862 * ginclude/stdfix.h: Likewise.
2863 * ginclude/stdint-gcc.h: Likewise.
2864 * ginclude/tgmath.h: Likewise.
2865 * gthr-aix.h: Likewise.
2866 * gthr-dce.h: Likewise.
2867 * gthr-gnat.c: Likewise.
2868 * gthr-gnat.h: Likewise.
2869 * gthr-lynx.h: Likewise.
2870 * gthr-mipssde.h: Likewise.
2871 * gthr-nks.h: Likewise.
2872 * gthr-posix.c: Likewise.
2873 * gthr-posix.h: Likewise.
2874 * gthr-posix95.h: Likewise.
2875 * gthr-rtems.h: Likewise.
2876 * gthr-single.h: Likewise.
2877 * gthr-solaris.h: Likewise.
2878 * gthr-tpf.h: Likewise.
2879 * gthr-vxworks.h: Likewise.
2880 * gthr-win32.h: Likewise.
2882 * libgcc2.c: Likewise.
2883 * libgcc2.h: Likewise.
2884 * libgcov.c: Likewise.
2885 * tsystem.h: Likewise.
2886 * typeclass.h: Likewise.
2887 * unwind-c.c: Likewise.
2888 * unwind-compat.h: Likewise.
2889 * unwind-dw2-fde-compat.c: Likewise.
2890 * unwind-dw2-fde-darwin.c: Likewise.
2891 * unwind-dw2-fde-glibc.c: Likewise.
2892 * unwind-dw2-fde.c: Likewise.
2893 * unwind-dw2-fde.h: Likewise.
2894 * unwind-dw2.c: Likewise.
2895 * unwind-dw2.h: Likewise.
2896 * unwind-generic.h: Likewise.
2897 * unwind-pe.h: Likewise.
2898 * unwind-sjlj.c: Likewise.
2899 * unwind.inc: Likewise.
2900 * config/arm/neon-gen.ml: Change generated copyright header to
2901 refer to version 3 of the GNU General Public License with
2902 version 3.1 of the GCC Runtime Library Exception and to point
2903 readers at the COPYING3 and COPYING3.RUNTIME files and the
2904 FSF's license web page.
2905 * config/arm/arm_neon.h: Regenerate.
2907 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2909 * config/cris/cris.md: Change copyright header to refer to version
2910 3 of the GNU General Public License.
2911 * doc/install.texi2html: Change copyright header to refer to version
2912 3 of the GNU General Public License and to point readers at the
2913 COPYING3 file and the FSF's license web page.
2914 * config/vax/linux.h: Likewise.
2916 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2918 * config/i386/i386.md (cmpcc): New.
2919 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2920 (sync_compare_and_swap_cc*): Delete.
2922 * config/s390/s390.c (s390_compare_emitted): Remove.
2923 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2924 s390_compare_emitted used to be handled. Assert that modes match.
2925 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2926 refer to sync_compare_and_swap_ccsi.
2927 * config/s390/s390.h (s390_compare_emitted): Remove.
2928 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2929 instead of s390_compare_emitted.
2930 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2931 instead of s390_compare_emitted.
2932 * config/s390/s390.md (cmpcc): New.
2933 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2934 CC_REGNUM, do not pretend it's set.
2935 (sync_compare_and_swap_cc*): Delete.
2936 * config/s390/predicates.md (cc_reg_operand): New.
2938 * expr.c (sync_compare_and_swap_cc): Delete.
2939 * optabs.h (sync_compare_and_swap_cc): Delete.
2940 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2941 is being used with can_compare_p.
2942 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2944 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2945 look for a MODE_CC set instead. Use emit_store_flag.
2946 (expand_compare_and_swap_loop): Likewise, with some additional
2947 complication to avoid a force_reg when useless. Use
2948 emit_cmp_and_jump_insns.
2949 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2950 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2951 sync_compare_and_swap documentation.
2953 2009-04-09 Jan Hubicka <jh@suse.cz>
2955 * except.c (find_prev_try): Break out from ....
2956 (duplicate_eh_regions): ... here; properly update prev_try pointers
2957 when duplication part of tree.
2958 (dump_eh_tree): Improve dumping.
2959 (verify_eh_region): New.
2960 (verify_eh_tree): Use it.
2962 2009-04-06 Richard Guenther <rguenther@suse.de>
2964 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2965 &ARRAY addresses by adjusting their types and prepending
2967 * tree-cfg.c (verify_gimple_assign_single): Verify that
2968 addresses are correct.
2970 2009-04-09 Richard Guenther <rguenther@suse.de>
2972 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2973 indices into an array reference if possible.
2974 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2975 Fold POINTER_PLUS_EXPR statements with invariant address.
2977 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2980 * config.gcc (powerpc64-*-linux*): Always build biarch.
2982 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2985 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2986 it and pedwarn if this results in an INTEGER_CST.
2988 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2990 * doc/install.texi: Update minimum GMP version. Remove obsolete
2991 text in MPFR section.
2993 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2995 * dwarf2out.c (class_scope_p): New static inline.
2996 (class_or_namespace_scope_p): Use it.
2997 (gen_variable_die): Use DW_TAG_member tag for static data member
2998 declarations instead of DW_TAG_variable.
3001 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3004 2009-04-08 Richard Guenther <rguenther@suse.de>
3006 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3007 valueize random data.
3009 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3011 * config.gcc (aix tm_file): Add aix-stdint.h.
3012 (aix tm clause use_gcc_stdint): Set to wrap.
3013 * config/rs6000/aix-stdint.h: New file.
3015 2009-04-08 Richard Guenther <rguenther@suse.de>
3018 * tree-dfa.c (add_referenced_var): Do not recurse into
3019 global initializers.
3020 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3022 (fold_const_aggregate_ref): Likewise.
3024 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3026 * recog.c (ordered_comparison_operator): New.
3027 * gensupport.c (std_preds): Add it.
3028 * doc/md.texi (Machine-Independent Predicates): Document it.
3030 2009-04-08 Jan Hubicka <jh@suse.cz>
3032 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3033 * function.h (rtl_eh): Remove exception_handler_label_map.
3034 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3035 remove_exception_handler_label, for_each_eh_label_1): Remove.
3036 (rtl_remove_unreachable_regions): Remove.
3037 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3038 (find_exception_handler_labels): Don't build the hashtable.
3039 (maybe_remove_eh_handler): Remove.
3040 (for_each_eh_label): Rewrite to walk the tree.
3041 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3042 * except.h (maybe_remove_eh_handler): Remove.
3043 * passes.c (init_optimization_passes): Schedule second EH cleanup
3045 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3046 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3048 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3050 * genoutput.c (validate_optab_operands): New.
3051 (gen_insn, gen_expand): Call it.
3053 * genflags.c (gen_insn): Detect misused iterators.
3054 (main): Pass line_no to gen_insn, exit with status 1 on error.
3056 * genextract.c (line_no): Make global.
3057 (VEC_safe_set_locstr): Change assertion to error message.
3058 (main): Exit with status 1 on error.
3060 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3064 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3065 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3066 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3067 * c-convert.c (convert): Do not call fold on results of conversion
3068 functions when the result is a C_MAYBE_CONST_EXPR.
3069 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3070 of __builtin_choose_expr.
3071 * c-typeck.c (remove_c_maybe_const_expr): New.
3072 (build_unary_op, build_conditional_expr, build_compound_expr,
3073 build_binary_op, c_objc_common_truthvalue_conversion): Call
3074 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3077 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3079 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3080 CODE to produce a new one. Add a prototype to use fold_convert_const
3082 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3085 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3086 mix declarations and code.
3088 2009-04-08 Ben Elliston <bje@au.ibm.com>
3090 * gcc.c: Replace `CC' with `GCC' throughout.
3092 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3094 * doc/invoke.texi: Document Atom support.
3096 2009-04-07 Jason Merrill <jason@redhat.com>
3099 * c-common.h, c-common.c: Add flag_pretty_templates.
3100 * c-opts.c (c_common_handle_option): Set it.
3101 * c.opt: Add -fno-pretty-templates.
3102 * doc/invoke.texi (C++ Dialect Options): Likewise.
3104 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3106 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3107 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3108 (ia64_expand_builtin): Likewise.
3110 2009-04-07 Martin Jambor <mjambor@suse.cz>
3112 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3113 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3114 ADDR_EXPRS are include too.
3116 2009-04-07 Richard Guenther <rguenther@suse.de>
3118 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3119 decls are only used if passes as parameters or if they are
3120 local statics and the call is not to a builtin.
3121 (call_may_clobber_ref_p_1): Likewise.
3123 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3125 * expr.c (do_store_flag): Remove last argument. Simplify code
3126 to avoid duplication of tests already done by can_compare_p.
3127 (expand_expr_real_1): Adjust caller.
3129 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3131 * optabs.c (can_compare_p): Test the predicate of a
3132 cbranch and cstore pattern.
3134 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3136 * expr.c (convert_move): Use emit_store_flag instead of
3139 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3141 * config/i386/i386.c (ix86_compare_emitted): Remove.
3142 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3143 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3144 * config/i386/i386.h (ix86_compare_emitted): Remove.
3145 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3146 instead of ix86_compare_emitted.
3147 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3149 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3151 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3152 Add t-sysroot-suffix to tmake_file.
3153 * config/print-sysroot-suffix.sh: New file.
3154 * config/t-sysroot-suffix: New file.
3156 2009-04-07 Ben Elliston <bje@au.ibm.com>
3158 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3159 as the latter produces a warning when the target does not support
3162 2009-04-07 Ben Elliston <bje@au.ibm.com>
3164 * dfp.c: Replace type punning assignments with memcpy throughout.
3165 * Makefile.in (dfp.o-warn): Remove.
3167 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3170 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3171 Include soft-fp/t-softfp after rs6000/t-linux64.
3173 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3175 * stor-layout.c (set_sizetype): Use the full precision of their
3176 machine mode for bitsize types.
3178 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3180 * config/i386/i386.md: Revert 2 accidental checkins.
3182 2009-04-06 Joey Ye <joey.ye@intel.com>
3183 Xuepeng Guo <xuepeng.guo@intel.com>
3184 H.J. Lu <hongjiu.lu@intel.com>
3186 Atom pipeline model, tuning and insn selection.
3187 * config.gcc (atom): Add atom config options and target.
3189 * config/i386/atom.md: New.
3191 * config/i386/i386.c (atom_cost): New cost.
3192 (m_ATOM): New macro flag.
3193 (initial_ix86_tune_features): Set m_ATOM.
3194 (x86_accumulate_outgoing_args): Likewise.
3195 (x86_arch_always_fancy_math_387): Likewise.
3196 (processor_target): Add Atom cost.
3197 (cpu_names): Add Atom cpu name.
3198 (override_options): Set Atom ISA.
3199 (ix86_issue_rate): New case PROCESSOR_ATOM.
3200 (ix86_adjust_cost): Likewise.
3202 * config/i386/i386.h (TARGET_ATOM): New target macro.
3203 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3204 (TARGET_OPT_AGU): New target option.
3205 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3206 (processor_type): Add PROCESSOR_ATOM.
3208 * config/i386/i386.md (cpu): Add new value "atom".
3209 (use_carry, movu): New attr.
3210 (atom.md): Include atom.md.
3211 (adddi3_carry_rex64): Set attr "use_carry".
3212 (addqi3_carry): Likewise.
3213 (addhi3_carry): Likewise.
3214 (addsi3_carry): Likewise.
3215 (*addsi3_carry_zext): Likewise.
3216 (subdi3_carry_rex64): Likewise.
3217 (subqi3_carry): Likewise.
3218 (subhi3_carry): Likewise.
3219 (subsi3_carry): Likewise.
3220 (x86_movdicc_0_m1_rex64): Likewise.
3221 (*x86_movdicc_0_m1_se): Likewise.
3222 (x86_movsicc_0_m1): Likewise.
3223 (*x86_movsicc_0_m1_se): Likewise.
3224 (*adddi_1_rex64): Emit add insn as much as possible.
3225 (*addsi_1): Likewise.
3226 (return_internal): Set atom_unit.
3227 (return_internal_long): Likewise.
3228 (return_pop_internal): Likewise.
3229 (*rcpsf2_sse): Set atom_sse_attr attr.
3230 (*qrt<mode>2_sse): Likewise.
3231 (*prefetch_sse): Likewise.
3233 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3235 (ix86_target_macros_internal): Likewise.
3237 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3238 (*prefetch_sse_rex): Likewise.
3239 (sse_rcpv4sf2): Likewise.
3240 (sse_vmrcpv4sf2): Likewise.
3241 (sse_sqrtv4sf2): Likewise.
3242 (<sse>_vmsqrt<mode>2): Likewise.
3243 (sse_ldmxcsr): Likewise.
3244 (sse_stmxcsr): Likewise.
3245 (*sse_sfence): Likewise.
3246 (sse2_clflush): Likewise.
3247 (*sse2_mfence): Likewise.
3248 (*sse2_lfence): Likewise.
3249 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3250 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3251 (avx_movdqu<avxmodesuffix>): Likewise.
3252 (avx_lddqu<avxmodesuffix>): Likewise.
3253 (sse2_movntv2di): Change attr "type" to "ssemov".
3254 (sse2_movntsi): Likewise.
3255 (rsqrtv8sf2): Change attr "type" to "sseadd".
3256 (sse3_addsubv2df3): Set attr "atom_unit".
3257 (sse3_h<plusminus_insn>v4sf3): Likewise.
3258 (*sse2_pmaddwd): Likewise.
3259 (*vec_extractv2di_1_rex64): Likewise.
3260 (*vec_extractv2di_1_avx): Likewise.
3261 (sse2_psadbw): Likewise.
3262 (ssse3_phaddwv8hi3): Likewise.
3263 (ssse3_phaddwv4hi3): Likewise.
3264 (ssse3_phadddv4si3): Likewise.
3265 (ssse3_phadddv2si3): Likewise.
3266 (ssse3_phaddswv8hi3): Likewise.
3267 (ssse3_phaddswv4hi3): Likewise.
3268 (ssse3_phsubwv8hi3): Likewise.
3269 (ssse3_phsubwv4hi3): Likewise.
3270 (ssse3_phsubdv4si3): Likewise.
3271 (ssse3_phsubdv2si3): Likewise.
3272 (ssse3_phsubswv8hi3): Likewise.
3273 (ssse3_phsubswv4hi3): Likewise.
3274 (ssse3_pmaddubsw128): Likewise.
3275 (sse3_pmaddubsw: Likewise.
3276 (ssse3_palignrti): Likewise.
3277 (ssse3_palignrdi): Likewise.
3279 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3281 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3283 2009-04-06 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/28868
3286 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3287 of which PHI results we inserted.
3288 (insert_into_preds_of_block): Record inserted PHIs.
3289 (eliminate): Eliminate redundant PHI nodes.
3290 (init_pre): Init inserted_phi_names.
3292 2009-04-06 Richard Guenther <rguenther@suse.de>
3294 PR tree-optimization/39643
3295 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3296 IMAGPART_EXPRs of complex constants.
3297 (execute_fold_all_builtins): If we folded a call queue
3298 TODO_update_address_taken.
3300 2009-04-06 Jan Hubicka <jh@suse.cz>
3303 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3306 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3308 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3310 (ic_invalidate_array): Likewise.
3312 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3314 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3315 alignment for library calls.
3317 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3319 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3320 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3321 * config/i386/mingw-stdint.h: New file.
3323 2009-04-05 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/39648
3326 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3327 our &A vs. &A[0] IL deficiencies.
3329 2009-04-04 Jan Hubicka <jh@suse.cz>
3331 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3332 removed toplevel regions.
3333 (sjlj_mark_call_sites): Likewise.
3335 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3337 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3338 (cygwin tm clause use_gcc_stdint): Set to wrap.
3339 * config/i386/cygwin-stdint.h: New file.
3341 2009-04-04 Richard Guenther <rguenther@suse.de>
3343 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3344 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3345 single-argument PHIs if we are in loop-closed SSA form.
3346 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3347 for the pre-condition.
3348 (slpeel_tree_peel_loop_to_edge): Likewise.
3349 (vect_build_loop_niters): Take an optional sequence to append stmts.
3350 (vect_generate_tmps_on_preheader): Likewise.
3351 (vect_do_peeling_for_loop_bound): Take extra guards for the
3353 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3354 the cost model check.
3355 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3356 guards if we are going to peel. Do not apply versioning in that case.
3357 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3358 (vect_do_peeling_for_loop_bound): Likewise.
3359 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3360 loop bound only record extra pre-conditions, do not apply loop
3363 2009-04-04 Richard Guenther <rguenther@suse.de>
3365 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3368 2009-04-04 Jan Hubicka <jh@suse.cz>
3370 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3371 last_basic_block for size of bb->index indexed array.
3372 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3373 compute_out, link_btr_uses, build_btr_def_use_webs,
3374 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3376 2009-04-04 Jan Hubicka <jh@suse.cz>
3378 * except.c (remove_eh_handler_and_replace): Break out from ...
3379 (remove_eh_handler): ... here.
3380 (bring_to_root): New function.
3381 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3382 handled ones, bring others to root of tree.
3384 2009-04-04 Jan Hubicka <jh@suse.cz>
3386 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3387 (all_phis_safe_to_merge): New function.
3388 (update_info): New structure.
3389 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3390 (cleanup_empty_eh): Update SSA if possible.
3392 2009-04-04 Richard Guenther <rguenther@suse.de>
3394 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3395 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3396 (append_vuse): Likewise.
3398 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3400 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3401 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3402 instead of REG_UNSAVED for DW_CFA_undefined.
3403 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3404 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3407 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3410 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3411 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3412 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3414 2009-04-04 Richard Guenther <rguenther@suse.de>
3416 PR tree-optimization/8781
3417 PR tree-optimization/37892
3418 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3419 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3420 (valueize_refs): Call it for *& valueizations.
3421 (shared_reference_ops_from_ref): Rename to ...
3422 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3423 (shared_reference_ops_from_call): Rename to ...
3424 (valueize_shared_reference_ops_from_call): ... this and valueize.
3425 (vn_reference_lookup): Update.
3426 (visit_reference_op_call): Likewise.
3427 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3428 (eliminate): Value-replace the call address in call statements.
3430 2009-04-04 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/39636
3433 * tree-ssa-forwprop.c
3434 (forward_propagate_addr_into_variable_array_index): Check for
3435 GIMPLE_ASSIGN before accessing the rhs code.
3437 2009-04-03 Jason Merrill <jason@redhat.com>
3439 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3441 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3443 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3444 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3445 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3446 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3447 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3448 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3449 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3450 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3451 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3452 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3453 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3454 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3455 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3456 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3457 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3458 Use fr_reg_or_fp01_operand instead of fr_register_operand
3460 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3461 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3462 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3464 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3466 PR rtl-optimization/39607
3467 PR rtl-optimization/39631
3471 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3472 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3473 instead of DF_LR_OUT.
3474 * ira-lives.c (process_bb_node_lives): Ditto.
3475 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3476 instead of DF_LR_{OUT,IN}.
3477 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3478 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3480 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3482 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3483 (execute_lower_omp): Always run but take the short way out if -fopenmp
3485 (gate_lower_omp): Remove, forcing the pass manager to always run the
3486 pass and always set PROP_gimple_lomp.
3487 (pass_lower_omp): Remove gate function.
3488 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3489 PROP_trees. Instead, require it.
3490 * ipa-cp.c (pass_ipa_cp): Likewise.
3491 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3492 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3493 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3494 and PROP_gimple_leh.
3496 2009-04-03 Richard Guenther <rguenther@suse.de>
3499 PR tree-optimization/23940
3500 PR tree-optimization/33237
3503 PR tree-optimization/36201
3504 PR tree-optimization/36230
3505 PR tree-optimization/38049
3506 PR tree-optimization/38207
3507 PR tree-optimization/38230
3508 PR tree-optimization/38301
3509 PR tree-optimization/38585
3511 PR tree-optimization/38985
3512 PR tree-optimization/39299
3513 * tree-ssa-structalias.h: Remove.
3514 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3515 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3516 (struct vuse_element_d): Remove.
3517 (struct vuse_vec_d): Likewise.
3518 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3519 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3520 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3521 VUSE_ELEMENT_VAR): Likewise.
3522 (struct voptype_d): Likewise.
3523 (NUM_VOP_FREE_BUCKETS): Likewise.
3524 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3525 (struct stmt_operands_d): Remove.
3526 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3527 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3528 VDEF_NUM, VDEF_VECT): Likewise.
3529 (copy_virtual_operands): Remove.
3530 (operand_build_cmp): Likewise.
3531 (create_ssa_artificial_load_stmt): Likewise.
3532 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3533 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3534 vuse_index and mayuse_index members. Pack and move done and iter_type
3535 members to the front.
3536 (SSA_OP_VMAYUSE): Remove.
3537 (SSA_OP_VIRTUAL_USES): Adjust.
3538 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3539 (unlink_stmt_vdef): Declare.
3540 (add_to_addressable_set): Remove.
3541 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3542 (vrp_visit_stmt): Likewise.
3543 * doc/tree-ssa.texi (Alias analysis): Update.
3544 * doc/invoke.texi (max-aliased-vops): Remove docs.
3545 (avg-aliased-vops): Likewise.
3546 * tree-into-ssa.c (syms_to_rename): Remove.
3547 (need_to_update_vops_p): Likewise.
3548 (need_to_initialize_update_ssa_p): Rename to ...
3549 (update_ssa_initialized_fn): ... this. Track function we are
3551 (symbol_marked_for_renaming): Simplify.
3552 (add_new_name_mapping): Do not set need_to_update_vops_p.
3553 (dump_currdefs): Use SYMS_TO_RENAME.
3554 (rewrite_update_stmt): Always walk all uses/defs.
3555 (dump_update_ssa): Adjust.
3556 (init_update_ssa): Take function argument. Track what we are
3558 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3559 (create_new_def_for): Initialize for cfun, assert we are initialized
3561 (mark_sym_for_renaming): Simplify.
3562 (mark_set_for_renaming): Do not initialize update-ssa.
3563 (need_ssa_update_p): Simplify. Take function argument.
3564 (name_mappings_registered_p): Assert we ask for the correct function.
3565 (name_registered_for_update_p): Likewise.
3566 (ssa_names_to_replace): Likewise.
3567 (release_ssa_name_after_update_ssa): Likewise.
3568 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3569 (dump_decl_set): Do not print a newline.
3570 (debug_decl_set): Do it here.
3571 (dump_update_ssa): And here.
3572 * tree-ssa-loop-im.c (move_computations): Adjust.
3573 (movement_possibility): Likewise.
3574 (determine_max_movement): Likewise.
3575 (gather_mem_refs_stmt): Likewise.
3576 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3578 * tree-complex.c (update_all_vops): Remove.
3579 (expand_complex_move): Adjust.
3580 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3581 Simplify test for memory referencing statement. Exclude
3582 non-invariant ADDR_EXPRs.
3583 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3584 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3585 (rdg_flag_uses): Likewise.
3586 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3588 (tree_optimize_tail_calls_1): Also split the
3589 edge from the entry block if we have degenerate PHI nodes in
3590 the first basic block.
3591 * tree.c (init_ttree): Remove memory-tag related code.
3592 (tree_code_size): Likewise.
3593 (tree_node_structure): Likewise.
3594 (build7_stat): Re-write to be build6_stat.
3595 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3596 (SSA_VAR_P): Adjust.
3597 (struct tree_memory_tag): Remove.
3598 (struct tree_memory_partition_tag): Likewise.
3599 (union tree_node): Adjust.
3600 (build7): Re-write to be build6.
3601 * tree-pass.h (pass_reset_cc_flags): Remove.
3602 (TODO_update_address_taken): New flag.
3603 (pass_simple_dse): Remove.
3604 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3605 * params.h (MAX_ALIASED_VOPS): Remove.
3606 (AVG_ALIASED_VOPS): Likewise.
3607 * omp-low.c (expand_omp_taskreg): Update SSA form.
3608 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3609 aliases the lhs in a copy stmt.
3610 * tree-ssa-dse.c (struct address_walk_data): Remove.
3611 (memory_ssa_name_same): Likewise.
3612 (memory_address_same): Likewise.
3613 (get_kill_of_stmt_lhs): Likewise.
3614 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3615 unused stores. Look through PHI nodes into post-dominated regions.
3616 (dse_optimize_stmt): Simplify. Properly remove stores.
3617 (tree_ssa_dse): Compute dominators.
3618 (execute_simple_dse): Remove.
3619 (pass_simple_dse): Likewise.
3620 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3621 gimple_loaded_syms and gimple_stored_syms computation.
3622 * toplev.c (dump_memory_report): Dump alias and pta stats.
3623 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3624 (vn_reference_eq): Likewise.
3625 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3626 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3627 valueize_vuses): Remove.
3628 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3629 (get_def_ref_stmt_vuse): ... this.
3630 (vn_reference_lookup_2): New function.
3631 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3632 walking equivalent vuses. Simplify.
3633 (vn_reference_lookup): Likewise.
3634 (vn_reference_insert): Likewise.
3635 (vn_reference_insert_pieces): Likewise.
3636 (visit_reference_op_call): Simplify.
3637 (visit_reference_op_load): Likewise.
3638 (visit_reference_op_store): Likewise.
3639 (init_scc_vn): Remove shared_lookup_vuses initialization.
3640 (free_scc_vn): Remove shared_lookup_vuses freeing.
3641 (sort_vuses, sort_vuses_heap): Remove.
3642 (get_ref_from_reference_ops): Export.
3643 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3644 vector with single vuse pointer.
3645 (vn_reference_lookup_pieces, vn_reference_lookup,
3646 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3647 (shared_vuses_from_stmt): Remove.
3648 (get_ref_from_reference_ops): Declare.
3649 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3650 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3651 memory-tag related code.
3652 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3653 (likely_value): Add comment, skip static-chain of call statements.
3654 (surely_varying_stmt_p): Adjust.
3655 (gimplify_and_update_call_from_tree): Likewise.
3656 (execute_fold_all_builtins): Do not rebuild alias info.
3657 (gimplify_and_update_call_from_tree): Properly update VOPs.
3658 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3659 (copy_ref_info): Remove memory-tag related code.
3660 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3661 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3662 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3664 * tree-ssa-dom.c (gimple_p): Remove typedef.
3665 (eliminate_redundant_computations): Adjust.
3666 (record_equivalences_from_stmt): Likewise.
3667 (avail_expr_hash): Likewise.
3668 (avail_expr_eq): Likewise.
3669 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3670 (stmt_makes_single_load): Likewise.
3671 (stmt_makes_single_store): Likewise.
3672 * tree-ssa-alias.c: Rewrite completely.
3673 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3674 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3675 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3676 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3677 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3678 Remove public functions.
3679 (pass_reset_cc_flags): Remove.
3680 (pass_build_alias): Move ...
3681 * tree-ssa-structalias.c (pass_build_alias): ... here.
3682 * tree-ssa-alias.c (may_be_aliased): Move ...
3683 * tree-flow-inline.h (may_be_aliased): ... here.
3684 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3685 count_uses_and_derefs): Move ...
3686 * gimple.c: ... here.
3687 * gimple.h (count_uses_and_derefs): Declare.
3688 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3689 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3690 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3691 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3692 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3693 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3694 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3696 * tree-dfa.c (refs_may_alias_p): Move ...
3697 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3698 * tree-ssa-alias.h: New file.
3699 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3700 (statement_sink_location): Likewise.
3701 * opts.c (decode_options): Do not adjust max-aliased-vops or
3702 avg-aliased-vops values.
3703 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3704 (TV_CALL_CLOBBER): Likewise.
3705 (TV_FLOW_SENSITIVE): Likewise.
3706 (TV_FLOW_INSENSITIVE): Likewise.
3707 (TV_MEMORY_PARTITIONING): Likewise.
3708 (TV_ALIAS_STMT_WALK): New timevar.
3709 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3710 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3711 (get_address_description): Remove memory-tag related code.
3712 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3713 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3714 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3715 and immediate uses in statements. Document.
3716 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3717 (dump_symbols): Remove.
3718 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3719 * alias.c (get_deref_alias_set): New function split out from ...
3720 (get_alias_set): ... here.
3721 * alias.h (get_deref_alias_set): Declare.
3722 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3723 type parameter. Remove restrict pointer handling. Create a
3724 ref-all pointer in case type-based alias sets do not conflict.
3725 (vect_analyze_data_refs): Remove SMT related code.
3726 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3727 (vectorizable_load): Likewise.
3728 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3729 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3730 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3731 Ignore vops and SMTs.
3732 (dr_analyze_alias): Likewise..
3733 (free_data_ref): Likewise.
3734 (create_data_ref): Likewise.
3735 (analyze_all_data_dependences): Likewise.
3736 (get_references_in_stmt): Adjust.
3737 * tree-flow-inline.h (gimple_aliases_computed_p,
3738 gimple_addressable_vars, gimple_call_clobbered_vars,
3739 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3740 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3741 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3742 gimple_mem_ref_stats): Remove.
3743 (gimple_vop): New function.
3744 (op_iter_next_use): Remove vuses and mayuses cases.
3745 (op_iter_next_def): Remove vdefs case.
3746 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3747 (clear_and_done_ssa_iter): Do not set removed fields.
3748 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3749 Assert we are not iterating over vuses or vdefs if not also
3750 iterating over uses or defs.
3751 (op_iter_init_use): Likewise.
3752 (op_iter_init_def): Likewise.
3753 (op_iter_next_vdef): Remove.
3754 (op_iter_next_mustdef): Likewise.
3755 (op_iter_init_vdef): Likewise.
3756 (compare_ssa_operands_equal): Likewise.
3757 (link_use_stmts_after): Handle vuse operand.
3758 (is_call_used): Use is_call_clobbered.
3759 (is_call_clobbered): Global variables are always call clobbered,
3760 query the call-clobbers bitmap.
3761 (mark_call_clobbered): Ignore global variables.
3762 (clear_call_clobbered): Likewise.
3763 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3764 virtual operands sanity check.
3765 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3767 (TARGET_MEM_REF): Remove TMR_TAG operand.
3768 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3769 Remove call-clobber related code.
3770 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3771 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3772 partitions or escape reason.
3773 (get_single_def_stmt, get_single_def_stmt_from_phi,
3774 get_single_def_stmt_with_phi): Remove.
3775 (dump_referenced_vars): Tidy.
3776 (get_ref_base_and_extent): Allow bare decls.
3777 (collect_dfa_stats): Adjust.
3778 * graphite.c (rename_variables_in_stmt): Adjust.
3779 (graphite_copy_stmts_from_block): Likewise.
3780 (translate_clast): Likewise.
3781 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3783 (translate_vuse_through_block): Use the oracle.
3784 (phi_translate_1): Adjust.
3785 (value_dies_in_block_x): Use the oracle. Cache the outcome
3787 (valid_in_sets): Check if the VUSE for
3788 a REFERENCE is available.
3789 (eliminate): Do not remove stmts during elimination,
3790 instead queue and remove them afterwards.
3791 (do_pre): Do not rebuild alias info.
3792 (pass_pre): Run TODO_rebuild_alias before PRE.
3793 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3794 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3795 (mark_all_v_defs_stmt): Remove.
3796 (mark_all_v_defs_seq): Adjust.
3797 (sra_replace): Likewise.
3798 (scalarize_use): Likewise.
3799 (scalarize_copy): Likewise.
3800 (scalarize_init): Likewise.
3801 (scalarize_ldst): Likewise.
3802 (todoflags): Remove.
3803 (tree_sra): Do not rebuild alias info.
3804 (tree_sra_early): Adjust.
3805 (pass_sra): Run TODO_update_address_taken before SRA.
3806 * tree-predcom.c (set_alias_info): Remove.
3807 (prepare_initializers_chain): Do not call it.
3808 (mark_virtual_ops_for_renaming): Adjust.
3809 (mark_virtual_ops_for_renaming_list): Remove.
3810 (initialize_root_vars): Adjust.
3811 (initialize_root_vars_lm): Likewise.
3812 (prepare_initializers_chain): Likewise.
3813 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3814 (may_propagate_copy_into_stmt): Likewise.
3815 (merge_alias_info): Do nothing for now.
3816 (propagate_tree_value_into_stmt): Adjust.
3817 (stmt_may_generate_copy): Likewise.
3818 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3819 not mark symbols for renaming.
3820 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3821 with the same statement, make sure to update the new pointed-to one.
3822 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3823 call statements, do not mark symbols for renaming.
3824 (mark_operand_necessary): Dump something.
3825 (ref_may_be_aliased): New function.
3826 (mark_aliased_reaching_defs_necessary_1): New helper function.
3827 (mark_aliased_reaching_defs_necessary): Likewise.
3828 (mark_all_reaching_defs_necessary_1): Likewise.
3829 (mark_all_reaching_defs_necessary): Likewise.
3830 (propagate_necessity): Do not process virtual PHIs. For
3831 non-aliased loads mark all reaching definitions as necessary.
3832 For aliased loads and stores mark the immediate dominating
3833 aliased clobbers as necessary.
3834 (visited): New global static.
3835 (perform_tree_ssa_dce): Free visited bitmap after propagating
3837 (remove_dead_phis): Perform simple dead virtual PHI removal.
3838 (remove_dead_stmt): Properly unlink virtual operands when
3840 (eliminate_unnecessary_stmts): Schedule PHI removal after
3842 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3843 (process_replaceable): Likewise.
3844 (find_replaceable_in_bb): Likewise.
3845 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3846 based on the single gimple vop.
3847 (verify_flow_insensitive_alias_info): Remove.
3848 (verify_flow_sensitive_alias_info): Likewise.
3849 (verify_call_clobbering): Likewise.
3850 (verify_memory_partitions): Likewise.
3851 (verify_alias_info): Likewise.
3852 (verify_ssa): Adjust..
3853 (execute_update_addresses_taken): Export. Update SSA
3854 manually. Optimize only when optimizing. Use a local bitmap.
3855 (pass_update_address_taken): Remove TODO_update_ssa, add
3857 (pass_update_address_taken): Just use TODO_update_address_taken.
3858 (init_tree_ssa): Do not initialize addressable_vars.
3859 (verify_ssa): Verify new VUSE / VDEF properties.
3860 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3861 Do not call verify_alias_info.
3862 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3863 Do not free the loaded and stored syms bitmaps. Reset the escaped
3864 and callused solutions. Do not free addressable_vars.
3865 Remove memory-tag related code.
3866 (warn_uninitialized_var): Aliases are always available.
3867 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3868 * lambda-code.c (can_put_in_inner_loop): Adjust.
3869 (can_put_after_inner_loop): Likewise.
3870 (perfect_nestify): Likewise.
3871 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3872 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3873 (vectorizable_conversion): Do not mark symbols for renaming.
3874 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3875 (expand_call_inline): Unlink the calls virtual operands before
3877 (tree_function_versioning): Do not call update_ssa if we are not
3878 updating clones. Simplify.
3879 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3880 (propagate_with_phi): Likewise..
3881 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3882 clobber code. Assert we are not aliased or global.
3883 * tree-flow.h: Include tree-ssa-alias.h
3884 (enum escape_type): Remove.
3885 (struct mem_sym_stats_d): Likewise.
3886 (struct mem_ref_stats_d): Likewise.
3887 (struct gimple_df): Add vop member. Remove global_var,
3888 call_clobbered_vars, call_used_vars, addressable_vars,
3889 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3890 escaped and callused members.
3891 (struct ptr_info_def): Remove all members, add points-to solution
3893 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3894 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3895 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3896 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3897 (tree-ssa-alias.o): Likewise.
3898 (toplev.o): Add tree-ssa-alias.h
3899 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3900 * gimple.c (gimple_set_bb): Fix off-by-one error.
3901 (is_gimple_reg): Do not handle memory tags.
3902 (gimple_copy): Also copy virtual operands.
3903 Delay updating the statement. Do not reset loaded and stored syms.
3904 (gimple_set_stored_syms): Remove.
3905 (gimple_set_loaded_syms): Likewise.
3906 (gimple_call_copy_skip_args): Copy the virtual operands
3907 and mark the new statement modified.
3908 * tree-ssa-structalias.c (may_alias_p): Remove.
3909 (set_uids_in_ptset): Take the alias set to prune with as
3910 parameter. Fold in the alias test of may_alias_p.
3911 (compute_points_to_sets): Compute whether a ptr is dereferenced
3913 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3914 other ADDRESSOF constraints on the lhs.
3915 (get_constraint_for_component_ref): Assert that we don't get
3916 ADDRESSOF constraints from the base of the reference.
3917 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3918 (struct variable_info): Remove collapsed_to member.
3919 (get_varinfo_fc): Remove.
3920 (new_var_info): Do not set collapsed_to.
3921 (dump_constraint): Do not follow cycles.
3922 (dump_constraint_graph): Likewise.
3923 (build_pred_graph): Likewise.
3924 (build_succ_graph): Likewise.
3925 (rewrite_constraints): Likewise.
3926 (do_simple_structure_copy): Remove.
3927 (do_rhs_deref_structure_copy): Remove.
3928 (do_lhs_deref_structure_copy): Remove.
3929 (collapse_rest_of_var): Remove.
3930 (do_structure_copy): Re-implement.
3931 (pta_stats): New global variable.
3932 (dump_pta_stats): New function.
3933 (struct constraint_expr): Make offset signed.
3934 (UNKNOWN_OFFSET): Define special value.
3935 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3936 (solution_set_expand): New helper function split out from ...
3937 (do_sd_constraint): ... here.
3938 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3939 (do_ds_constraint): Likewise.
3940 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3941 and CALLUSED = *CALLUSED.
3942 (set_union_with_increment): Make inc argument signed.
3943 (type_safe): Remove.
3944 (get_constraint_for_ptr_offset): Handle unknown and negative
3946 (first_vi_for_offset): Handle offsets before start. Bail
3947 out early for offsets beyond the variable extent.
3948 (first_or_preceding_vi_for_offset): New function.
3949 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3950 Together with ESCAPED = *ESCAPED this properly computes reachability.
3951 (find_what_var_points_to): New function.
3952 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3953 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3954 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3955 pt_solutions_intersect): New functions.
3956 (compute_call_used_vars): Remove.
3957 (compute_may_aliases): New main entry into PTA computation.
3958 * gimple.h (gimple_p): New typedef.
3959 (struct gimple_statement_base): Remove references_memory_p.
3960 (struct gimple_statement_with_memory_ops_base): Remove
3961 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3963 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3964 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3965 gimple_set_references_memory): Remove.
3966 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3967 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3969 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3970 (verify_expr): Allow RESULT_DECL.
3971 (gimple_duplicate_bb): Do not copy virtual operands.
3972 (gimple_duplicate_sese_region): Adjust.
3973 (gimple_duplicate_sese_tail): Likewise.
3974 (mark_virtual_ops_in_region): Remove.
3975 (move_sese_region_to_fn): Do not call it.
3976 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3977 and pass_simple_dse.
3978 (execute_function_todo): Handle TODO_update_address_taken,
3979 call execute_update_addresses_taken for TODO_rebuild_alias.
3980 (execute_todo): Adjust.
3981 (execute_one_pass): Init dump files early.
3982 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3984 (create_general_new_stmt): Clear vops.
3985 * tree-ssa-reassoc.c (get_rank): Adjust.
3986 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3987 symbols for renaming.
3988 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3989 (PARAM_AVG_ALIASED_VOPS): Likewise.
3990 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3991 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3992 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3993 (operand_build_cmp, copy_virtual_operands,
3994 create_ssa_artificial_load_stmt, add_to_addressable_set,
3995 gimple_add_to_addresses_taken): Remove public functions.
3996 (unlink_stmt_vdef): New function.
3998 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4000 * config.gcc (powerpc-*-linux*): Merge variants.
4002 2009-04-02 Chao-ying Fu <fu@mips.com>
4003 James Grosbach <james.grosbach@microchip.com>
4005 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4006 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4008 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4009 keep_interrupts_masked_p, use_debug_exception_return_p.
4010 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4011 keep_interrupts_masked, use_debug_exception_return.
4012 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4013 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4015 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4016 (mips_print_operand): Process COP0 registers to print $0 .. $31
4017 correctly for GAS to process.
4018 (mips_interrupt_extra_call_saved_reg_p): New function.
4019 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4021 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4022 (mips_compute_frame_info): Add supports for interrupt context that
4023 includes doubleword accumulators and COP0 registers.
4024 (mips_for_each_saved_acc): New function.
4025 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4026 mips_for_each_saved_reg.
4027 (mips_save_reg): Save accumulators.
4028 (mips_kernel_reg_p): A new for_each_rtx callback.
4029 (mips_expand_prologue): Support interrupt handlers.
4030 (mips_restore_reg): Restore accumulators.
4031 (mips_expand_epilogue): Support interrupt handlers.
4032 (mips_can_use_return_insn): Return false for interrupt handlers.
4033 (mips_epilogue_uses): New function.
4034 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4035 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4036 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4037 cop0_move): New instructions.
4038 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4039 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4041 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4043 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4044 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4045 interrupt handlers, we use K0 as the temporary register.
4046 (EPILOGUE_USES): Change to a function call.
4047 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4048 handlers, we use K0 as the temporary register.
4050 * doc/extend.texi (Function Attributes): Document interrupt,
4051 use_shadow_register_set, keep_interrupts_masked,
4052 use_debug_exception_return for MIPS attributes.
4054 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4056 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4057 Remove a number of t-files from tmake_file.
4058 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4059 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4060 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4061 target_prototype, not TARGET_PROTOTYPE.
4062 (LINK_OS_GNU_SPEC): Define.
4063 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4064 and darwin-ldoubdle.c.
4066 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4069 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4070 (cpp_options): Ditto.
4071 (default_compilers): Ditto.
4072 (display_help): Ditto.
4073 (process_command): Ditto.
4075 (set_input): Use lbasename instead of duplicate code.
4076 (save_temps_prefix): New static for -save-temps=obj.
4077 (save_temps_length): Ditto.
4079 * doc/invoke.texi (-save-temps=obj): Document new variant to
4082 2009-04-02 Jeff Law <law@redhat.com>
4084 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4087 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4089 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4090 * configure: Regenerated.
4092 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4094 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4095 share the argument list.
4097 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4101 2009-02-12 Diego Novillo <dnovillo@google.com>
4103 * varpool.c (debug_varpool): New.
4104 * cgraph.h (debug_varpool): Declare.
4106 2009-04-02 Jan Hubicka <jh@suse.cz>
4108 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4111 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4113 * config/i386/i386.c (ix86_abi): Move initialization to ...
4114 (override_options): Here.
4116 2009-04-02 Christian Bruel <christian.bruel@st.com>
4118 * config/sh/sh.c (sh_dwarf_register_span): New function.
4119 (TARGET_DWARF_REGISTER_SPAN): Define.
4120 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4122 2009-04-02 Ira Rosen <irar@il.ibm.com>
4124 PR tree-optimization/39595
4125 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4126 interleaved loads group is not greater than the SLP group size.
4128 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4130 * builtins.c (is_builtin_name): New.
4131 (called_as_built_in): Use is_builtin_name.
4132 * tree.h (is_builtin_name): New.
4133 * varasm.c (incorporeal_function_p): Use is_builtin_name
4135 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4137 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4139 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4142 * c-decl.c (clone_underlying_type): Move this ...
4143 * c-common.c (set_underlying_type): ... here.
4144 Also, make sure the function properly sets TYPE_STUB_DECL() on
4145 the newly created typedef variant type.
4146 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4147 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4150 2009-04-02 Richard Guenther <rguenther@suse.de>
4152 PR tree-optimization/37221
4153 * tree-flow.h (degenerate_phi_result): Declare.
4154 * tree-ssa-dom.c (degenerate_phi_result): Export.
4155 * tree-scalar-evolution.c (analyze_initial_condition): If
4156 the initial condition is defined by a degenerate PHI node
4157 use the degenerate value.
4159 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4161 PR rtl-optimization/39588
4162 * combine.c (merge_outer_ops): Do not set the constant when this
4164 (simplify_shift_const_1): Do not modify it either in this case.
4166 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4168 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4169 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4171 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4174 * c-lex.c (interpret_float): Default (no suffix) is double.
4176 2009-04-1 Xinliang David Li <davidxl@google.com>
4178 * config/i386/i386.c (legitimate_constant_p): Recognize
4179 all one vector constant.
4181 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4183 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4184 Change #include order to silence two warnings.
4186 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4188 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4189 (ASM_SPEC): Pass -k to the assembler for PIC code.
4191 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4193 * gcc/config.gcc: Add vax-*-linux* to the switch.
4194 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4195 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4197 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4199 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4200 Use predicate macros instead of GET_CODE() == foo.
4201 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4202 ashlsi3, rotrsi3, <unnamed>): Likewise.
4204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4206 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4207 jbbccihi, jbbccisi): Remova trailing whitespace.
4208 * gcc/config/vax/constraints.md: Likewise.
4209 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4210 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4211 * gcc/config/vax/predicates.md: Likewise.
4212 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4213 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4214 * gcc/config/vax/vax.h: Likewise.
4215 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4217 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4219 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4220 (indirectable_address_p, adjacent_operands_p): Add spaces around
4222 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4224 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4226 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4227 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4228 index_term_p, reg_plus_index_p, legitimate_address_p,
4229 vax_mode_dependent_address_p): Update comments to match functions
4230 modified by the recent int->bool conversion.
4232 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4234 * gcc/config/vax/builtins.md: Update copyright message.
4235 * gcc/config/vax/constraints.md: Likewise.
4236 * gcc/config/vax/netbsd-elf.h: Likewise.
4237 * gcc/config/vax/predicates.md: Likewise.
4238 * gcc/config/vax/vax-protos.h: Likewise.
4239 * gcc/config/vax/vax.c: Likewise.
4240 * gcc/config/vax/vax.h: Likewise.
4241 * gcc/config/vax/vax.md: Likewise.
4242 * gcc/config/vax/vax.opt: Likewise.
4244 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4246 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4247 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4248 * gcc/config/vax/constraints.md (B, R): Likewise.
4249 * gcc/config/vax/predicates.md (external_memory_operand,
4250 nonimmediate_addsub_di_operand): Likewise.
4251 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4252 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4253 untyped_call): Likewise.
4255 2009-04-01 Matt Thomas <matt@3am-software.com>
4257 * config/vax/predicates.md: New file.
4258 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4259 external_const_operand, nonsymbolic_operand, external_memory_operand,
4260 indirect_memory_operand, indexed_memory_operand,
4261 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4262 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4264 * config/vax/constraints.md: New file.
4265 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4267 * config/vax/builtins.md: New file.
4268 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4269 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4271 * config/vax/vax.opt (mqmath): Add option.
4272 * config/vax/vax.md (isfx): Extend with DI.
4273 (VAXintQH, VAXintQHSD): Define.
4274 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4275 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4276 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4277 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4278 (movdi): Update constraints and use vax_output_int_move().
4279 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4280 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4281 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4282 nonlocal_goto): New.
4283 (mov<mode>): Extend accepted operand types.
4284 (subdi3_old): Rename from subdi3, change update constraints and use
4285 a new implementation.
4286 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4287 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4288 MOVE_RATIO, CLEAR_RATIO): Define.
4289 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4290 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4291 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4292 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4293 (split_quadword_operands): Make static and really allow variable
4295 (print_operand_address): Update for PIC generation.
4296 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4297 indexable_address_p, fixup_mathdi_operand,
4298 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4299 (vax_float_literal, legitimate_constant_p,
4300 indirectable_constant_address_p, index_term_p,
4301 reg_plus_index_p): Return bool instead of int.
4302 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4304 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4306 (vax_output_conditional_branch): Indent.
4307 (legitimate_constant_address_p, indirectable_constant_address_p,
4308 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4309 vax_mode_dependent_address_p): Return bool instead of int, update for
4311 * config/vax/vax-protos.h (legitimate_constant_address_p,
4312 legitimate_constant_p, legitimate_address_p,
4313 vax_mode_dependent_address_p): Change declaration to bool.
4314 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4315 vax_expand_addsub_di_operands, vax_output_int_subtract,
4316 vax_output_movmemsi): Declare.
4317 (split_quadword_operands, vax_float_literal): Delete declaration.
4318 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4319 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4320 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4321 ASM_OUTPUT_DWARF_PCREL): Define.
4322 (ASM_SPEC): Change definition to allow PIC generation.
4324 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4326 * doc/sourcebuild.texi: Update front-end requirements.
4328 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4331 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4332 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4333 (booldi3_internal3): Use boolean_or_operator instead of
4336 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4339 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4340 declarator whose size is not an integer constant expression but
4341 folds to an integer constant, then treat it as a constant
4344 2009-04-01 Richard Guenther <rguenther@suse.de>
4346 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4347 i * 4 + 2 to (i * 2 + 1) * 2.
4349 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4352 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4353 return if c_parser_asm_string_literal returned NULL.
4355 2009-04-01 Nick Clifton <nickc@redhat.com>
4357 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4359 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4360 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4361 other typedefs to avoid conflicts with libgcc2.c. Define labels
4362 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4364 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4365 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4368 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4370 * varasm.c (default_function_rodata_section): Declare DOT as
4373 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4374 Andrey Galkin <agalkin@hypercom.com>
4377 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4378 Make object_name unique for each process.
4380 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4383 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4384 addressable variables in the parallel that could go out of scope while
4385 running queued tasks.
4387 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4389 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4390 (CASE_VALUES_THRESHOLD): Redefine.
4391 * config/avr/avr.c (avr_override_options): Remove initialization of
4392 avr_case_values_threshold variable.
4393 (avr_case_values_threshold): Remove variable. Add new function.
4394 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4395 * config/avr/avr.opt (mno-tablejump): Remove option.
4396 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4398 2009-04-01 DJ Delorie <dj@redhat.com>
4400 * varasm.c (default_function_rodata_section): Don't assume
4401 anything about where the first '.' in the section name is.
4403 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4405 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4406 rs6000_emit_stack_tie.
4408 2009-03-31 Ian Lance Taylor <iant@google.com>
4410 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4411 gimple_code with GIMPLE_RESX, not RESX.
4413 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4415 * c-common.c (c_get_ident): New.
4416 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4418 2009-04-01 Ben Elliston <bje@au.ibm.com>
4420 * config/rs6000/sysv4.opt (msdata): Improve option description.
4422 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4424 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4425 (divdf3_internal_lat): Remove.
4426 (divxf3_internal_lat): Remove.
4427 (divxf3_internal_thr): Remove.
4428 (divxf): Use divxf3_internal.
4429 * config/ia64/div.md (divsf3_internal_lat): New.
4430 (divdf3_internal_lat): New.
4431 (divxf3_internal): New.
4433 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4436 * Makefile.in (USE_GCC_STDINT): Define.
4437 (stmp-int-hdrs): Install stdint.h if applicable.
4438 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4440 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4441 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4442 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4443 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4444 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4445 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4446 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4447 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4448 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4449 (c_common_nodes_and_builtins): Initialize
4450 underlying_wchar_type_node. Do not initialize
4451 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4452 nodes for new types.
4453 (c_stddef_cpp_builtins): Define macros for new types.
4454 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4456 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4457 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4458 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4459 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4460 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4461 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4462 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4463 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4464 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4465 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4466 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4467 int16_type_node, int32_type_node, int64_type_node,
4468 uint8_type_node, uint16_type_node, c_uint32_type_node,
4469 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4470 int_least32_type_node, int_least64_type_node,
4471 uint_least8_type_node, uint_least16_type_node,
4472 uint_least32_type_node, uint_least64_type_node,
4473 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4474 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4475 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4476 uintptr_type_node): Define.
4477 * c-cppbuiltin.c (builtin_define_constants,
4478 builtin_define_type_minmax): New.
4479 (builtin_define_stdint_macros): Define more macros.
4480 (c_cpp_builtins): Define more limit macros.
4482 (builtin_define_type_max): Define in terms of
4483 builtin_define_type_minmax. Remove is_long parameter. All
4485 * config.gcc (use_gcc_stdint): Define.
4486 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4487 Add newlib-stdint.h for generic targets.
4488 * config/glibc-stdint.h, config/newlib-stdint.h,
4489 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4490 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4491 * config/score/score.h (UINTPTR_TYPE): Define.
4492 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4493 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4494 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4495 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4496 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4497 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4498 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4499 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4500 * config/spu/spu.h (STDINT_LONG32): Define.
4501 * configure.ac (use_gcc_stdint): Substitute.
4502 * configure: Regenerate.
4503 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4504 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4505 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4506 __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__,
4512 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4513 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4514 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4515 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4516 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4517 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4518 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4519 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4520 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4521 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4522 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4523 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4524 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4525 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4526 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4527 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4528 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4529 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4530 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4531 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4533 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4535 * loop-iv.c (suitable_set_for_replacement): Renamed from
4536 simplify_using_assignment; changed to return bool and to accept new
4537 args DEST and SRC. Return true iff we find a source/destination pair
4538 that can be used to make a replacement, and fill SRC and DEST if so.
4539 Remove arg ALTERED. Don't deal with altered regs here. All callers
4541 (simplify_using_initial_values): Deal with altered regs here and track
4542 more precisely the effect they have on the validity of our expression.
4544 * loop-iv.c (simplify_using_condition): A condition of the form
4545 (EQ REG CONST) can be used to simply make a substitution.
4546 (simplify_using_initial_values): Keep track of conditions we have seen
4547 and keep using them to simplify new expressions, while applying the
4548 same substitutions to them as to the expression.
4550 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4551 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4554 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4555 changed. Use this when trying to improve the upper bound.
4556 Generate the comparison by using simplify_gen_relational.
4558 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4560 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4562 (simplify_using_assignment, simplify_using_initial_values): Call
4563 replace_in_expr to make replacements. Call replace_single_def_regs
4564 once on the initial version of the expression.
4566 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4569 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4571 2009-03-31 Richard Guenther <rguenther@suse.de>
4574 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4575 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4577 2009-03-31 Richard Guenther <rguenther@suse.de>
4579 * tree.h (div_if_zero_remainder): Declare.
4580 * fold-const.c (div_if_zero_remainder): Export.
4581 * tree-ssa-forwprop.c
4582 (forward_propagate_addr_into_variable_array_index): Handle
4583 constant array index addition outside of the variable index.
4585 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4588 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4589 define_splits, floatunssi<mode>2): Require x87 conversions from
4590 DImode to be permitted.
4592 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4594 PR preprocessor/15638
4595 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4597 2009-03-31 Richard Guenther <rguenther@suse.de>
4601 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4602 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4603 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4604 a separate statement.
4605 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4606 (lookup_tmp_var): Likewise.
4607 (is_gimple_formal_tmp_or_call_rhs): Remove.
4608 (is_gimple_reg_or_call_rhs): Rename to ...
4609 (is_gimple_reg_rhs_or_call): ... this.
4610 (is_gimple_mem_or_call_rhs): Rename to ...
4611 (is_gimple_mem_rhs_or_call): ... this.
4612 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4613 DECL_GIMPLE_REG_P only if is_formal is true.
4614 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4615 for non-proper post-modify expression gimplification.
4616 (gimplify_self_mod_expr): For post-modify expressions gimplify
4617 the lvalue to a minimal lvalue.
4618 (rhs_predicate_for): Remove formal temp case.
4619 (gimplify_modify_expr_rhs): Likewise.
4620 (gimplify_addr_expr): Use is_gimple_reg.
4621 (gimplify_expr): Remove formal temp cases.
4622 (gimple_regimplify_operands): Likewise.
4623 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4624 and FILTER_EXPR like constants.
4625 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4627 (is_gimple_formal_tmp_rhs): Remove.
4628 (is_gimple_reg_rhs): Remove special casing.
4629 (is_gimple_mem_rhs): Fix.
4630 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4631 (is_gimple_formal_tmp_var): Remove.
4632 (is_gimple_formal_tmp_reg): Likewise.
4633 (is_gimple_min_lval): Allow invariant component ref parts.
4634 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4635 is_gimple_formal_tmp_reg): Remove declarations.
4636 * tree-cfg.c (verify_expr): Verify that variables with address
4637 taken do not have DECL_GIMPLE_REG_P set.
4638 * tree-mudflap.c (mf_build_check_statement_for): Use
4639 force_gimple_operand instead of gimplify_expr.
4641 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4643 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4644 schedulable rows to compute_split_row.
4646 2009-03-31 Ben Elliston <bje@au.ibm.com>
4649 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4652 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4654 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4655 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4656 * configure: Regenerate.
4657 * config.in: Regenerate.
4658 * config/rs6000/rs6000.opt (mtls-markers): Add.
4659 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4660 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4661 (tls_ld_aix, tls_ld_sysv): Likewise.
4662 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4663 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4665 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4667 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4669 2009-03-30 Jan Hubicka <jh@suse.cz>
4671 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4673 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4674 detection and label handling.
4676 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4678 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4679 left_conflicts_size.
4680 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4681 ALLOCNO_LEFT_CONFLICTS_SIZE.
4683 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4684 remove_allocno_from_bucket_and_push,
4685 allocno_spill_priority_compare, push_allocnos_to_stack,
4686 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4687 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4688 (setup_allocno_left_conflicts_num): Ditto. Rename to
4689 setup_allocno_left_conflicts_size.
4690 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4691 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4692 setup_allocno_left_conflicts_size instead of
4693 setup_allocno_left_conflicts_num.
4695 * ira-build.c (ira_create_allocno): Use
4696 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4697 ALLOCNO_LEFT_CONFLICTS_NUM.
4699 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4701 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4702 instead of DF_LR_OUT.
4704 * ira-lives.c (process_bb_node_lives): Ditto.
4706 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4707 instead of DF_LR_{OUT,IN}.
4709 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4711 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4713 2009-03-30 Jan Hubicka <jh@suse.cz>
4715 * except.c (label_to_region_map): Fix thinko.
4717 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4720 * tree.h (tree_find_value): New declaration.
4721 * tree.c (tree_find_value): New function.
4722 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4724 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4727 * c-decl.c (struct c_binding): Add locus field.
4728 (bind): Add locus argument, set locus field from it.
4729 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4730 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4731 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4732 implicitly_declare, undeclared_variable, lookup_label,
4733 declare_label, c_make_fname_decl, c_builtin_function,
4734 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4737 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4740 * config/i386/i386.c (classify_argument): Check total size of
4743 2009-03-30 Martin Jambor <mjambor@suse.cz>
4745 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4746 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4747 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4750 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4751 seen_variable_array_ref while also traversing a union.
4753 * tree-inline.c (optimize_inline_calls): Do not call
4754 cgraph_node_remove_callees.
4755 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4756 (pass_remove_cgraph_callee_edges): New variable.
4757 * passes.c (init_optimization_passes): Add
4758 pass_remove_cgraph_callee_edges after early inlining and before all
4759 late intraprocedural passes.
4761 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4763 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4765 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4768 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4770 * combine.c (simplify_comparison): Use have_insn_for.
4771 * dojump.c (do_jump): Likewise.
4773 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4775 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4776 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4777 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4778 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4779 instead of sparc_compare_emitted.
4780 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4781 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4782 instead of sparc_compare_emitted.
4784 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4786 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4787 enter/exit cfglayout mode.
4788 (pass_partition_block): Require it.
4789 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4790 (combine_instructions): Track basic blocks instead of labels.
4791 (update_cfg_for_uncondjump): New.
4792 (try_combine): Use it. Update jumps after rescanning.
4793 (pass_combine): Require PROP_cfglayout.
4794 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4796 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4798 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4799 Provide/destroy PROP_cfglayout respectively.
4800 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4801 * tree-pass.h (PROP_cfglayout): New.
4803 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4805 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4806 fold_convert_const_fixed_from_fixed,
4807 fold_convert_const_fixed_from_int,
4808 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4809 set TREE_CONSTANT_OVERFLOW.
4810 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4811 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4813 2009-03-30 Ira Rosen <irar@il.ibm.com>
4815 * tree-vect-loop-manip.c: New file.
4816 * tree-vectorizer.c: Update documentation and included files.
4817 (vect_loop_location): Make extern.
4818 (rename_use_op): Move to tree-vect-loop-manip.c
4819 (rename_variables_in_bb, rename_variables_in_loop,
4820 slpeel_update_phis_for_duplicate_loop,
4821 slpeel_update_phi_nodes_for_guard1,
4822 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4823 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4824 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4825 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4826 find_loop_location): Likewise.
4827 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4828 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4829 get_vectype_for_scalar_type, vect_is_simple_use,
4830 supportable_widening_operation, supportable_narrowing_operation):
4832 (bb_in_loop_p): Move to tree-vect-loop.c.
4833 (new_loop_vec_info, destroy_loop_vec_info,
4834 reduction_code_for_scalar_code, report_vect_op,
4835 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4836 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4837 (vect_supportable_dr_alignment): Likewise.
4838 * tree-vectorizer.h (tree-data-ref.h): Include.
4839 (vect_loop_location): Declare.
4840 Reorganize function declarations according to the new file structure.
4841 * tree-vect-loop.c: New file.
4842 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4843 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4844 * tree-vect-data-refs.c: New file.
4845 * tree-vect-patterns.c (timevar.h): Don't include.
4846 * tree-vect-stmts.c: New file.
4847 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4848 tree-vect-slp.c, tree-vect-loop.c.
4849 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4850 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4851 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4852 (tree-vect-analyze.o): Remove.
4853 (tree-vect-transform.o): Likewise.
4854 (tree-vect-data-refs.o): Add rule.
4855 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4856 tree-vect-slp.o): Likewise.
4857 (tree-vect-patterns.o): Remove redundant dependencies.
4858 (tree-vectorizer.o): Likewise.
4859 * tree-vect-slp.c: New file.
4861 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4863 * optc-gen.awk: Warn if an option flag has multiple different
4866 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4868 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4869 -floop-block): Document dependences on PPL, CLooG and Graphite.
4871 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4873 PR rtl-optimization/323
4874 * c-common.c (c_fully_fold, convert_and_check,
4875 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4876 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4877 * c-common.def (EXCESS_PRECISION_EXPR): New.
4878 * c-cppbuiltin.c (builtin_define_float_constants): Define
4879 constants with enough digits for long double.
4880 * c-lex.c (interpret_float): Interpret constant with excess
4881 precision where appropriate.
4882 * c-opts.c (c_common_post_options): Set
4883 flag_excess_precision_cmdline. Give an error for
4884 -fexcess-precision=standard for C++ for processors where the
4885 option is significant.
4886 * c-parser.c (c_parser_conditional_expression): Handle excess
4887 precision in condition.
4888 * c-typeck.c (convert_arguments): Handle arguments with excess
4890 (build_unary_op): Move excess precision outside operation.
4891 (build_conditional_expr): Likewise.
4892 (build_compound_expr): Likewise.
4893 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4894 (build_modify_expr): Handle excess precision in RHS.
4895 (convert_for_assignment): Handle excess precision in converted
4897 (digest_init, output_init_element, process_init_element): Handle
4898 excess precision in initializer.
4899 (c_finish_return): Handle excess precision in return value.
4900 (build_binary_op): Handle excess precision in operands and add
4901 excess precision as needed for operation.
4902 * common.opt (-fexcess-precision=): New option.
4903 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4904 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4905 For standard excess precision, output explicit conversion to and
4906 truncation from XFmode.
4907 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4908 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4909 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4910 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4911 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4912 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4913 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4914 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4915 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4916 define_splits, sqrt<mode>2): Disable where appropriate for
4917 standard excess precision.
4918 * convert.c (convert_to_real): Do not shorten arithmetic to type
4919 for which excess precision would be used.
4920 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4921 * doc/invoke.texi (-fexcess-precision=): Document option.
4922 (-mfpmath=): Correct index entry.
4923 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4924 flag_excess_precision): New.
4925 * langhooks.c (lhd_post_options): Set
4926 flag_excess_precision_cmdline.
4927 * opts.c (common_handle_option): Handle -fexcess-precision=.
4928 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4929 init_excess_precision): New.
4930 (lang_dependent_init_target): Call init_excess_precision.
4931 * tree.c (excess_precision_type): New.
4932 * tree.h (excess_precision_type): Declare.
4934 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4937 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4938 non-lvalue to component.
4940 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4942 PR preprocessor/34695
4943 * Makefile.in (c-opts.o): Depend on c-tree.h.
4944 * c-common.c: Move down include of diagnostic.h.
4945 (done_lexing, c_cpp_error): New.
4946 * c-common.h (done_lexing): Declare.
4947 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4949 * c-opts.c: Include c-tree.h.
4950 (c_common_init_options): Set preprocessor error callback.
4951 (c_common_handle_option): Do not set preprocessor
4952 inhibit_warnings, warnings_are_errors, warn_system_headers,
4953 pedantic_errors or inhibit_warnings flags.
4954 (c_common_post_options): Do not check cpp_errors (parse_in).
4955 (c_common_finish): Do not output dependencies if there were
4956 errors. Do not check return value of cpp_finish.
4957 * c-ppoutput.c (pp_file_change): Set input_location.
4958 * c-tree.h (c_cpp_error): Declare.
4959 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4961 (diagnostic_build_prefix): Check override_column.
4962 * diagnostic.h (diagnostic_info): Add override_column field.
4963 (diagnostic_override_column): Define.
4965 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4967 * c-common.c (c_expand_expr, c_staticp): Remove.
4968 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4969 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4970 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4971 * c-gimplify.c (gimplify_compound_literal_expr,
4972 optimize_compound_literals_in_ctor): Remove.
4973 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4974 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4975 * c-semantics.c (emit_local_var): Remove.
4977 * langhooks-def.h (lhd_expand_expr): Remove.
4978 * langhooks.c (lhd_expand_expr): Remove.
4979 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4981 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4982 handling from c-semantics.c; don't call into langhook.
4983 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4984 * gimplify.c (gimplify_compound_literal_expr,
4985 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4986 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4987 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4988 as was done in c-gimplify.c.
4989 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4990 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4991 Move from c-common.h.
4992 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4994 * tree.c (staticp): Do not call langhook.
4995 * langhooks.c (lhd_staticp): Delete.
4996 * langhooks-def.h (lhd_staticp): Delete prototype.
4997 (LANG_HOOKS_STATICP): Delete.
4998 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5000 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5001 instead of DECL_STMTs.
5003 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5011 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5013 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5014 contained expression.
5015 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5016 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5017 conditional expressions for C.
5018 (decl_constant_value_for_optimization): Move from
5019 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5020 whether optimizing and that the expression is a VAR_DECL not of
5021 array type instead of doing such checks in the caller. Do not
5022 check pedantic. Call gcc_unreachable for C++.
5023 * c-common.def (C_MAYBE_CONST_EXPR): New.
5024 * c-common.h (c_fully_fold, c_save_expr,
5025 decl_constant_value_for_optimization): New prototypes.
5026 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5027 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5028 EXPR_INT_CONST_OPERANDS): Define.
5029 * c-convert.c (convert): Strip nops from expression.
5030 * c-decl.c (groktypename): Take extra parameters expr and
5031 expr_const_operands. Update call to grokdeclarator.
5032 (start_decl): Update call to grokdeclarator. Add statement for
5033 expressions used in type of decl.
5034 (grokparm): Update call to grokdeclarator.
5035 (push_parm_decl): Update call to grokdeclarator.
5036 (build_compound_literal): Add parameter non_const and build a
5037 C_MAYBE_COSNT_EXPR if applicable.
5038 (grokdeclarator): Take extra parameters expr and
5039 expr_const_operands. Track expressions used in declaration
5040 specifiers and declarators. Fold array sizes and track whether
5041 they are constant expressions and whether they are integer
5042 constant expressions.
5043 (parser_xref_tag): Set expr and expr_const_operands fields in
5045 (grokfield): Update call to grokdeclarator.
5046 (start_function): Update call to grokdeclarator.
5047 (build_null_declspecs): Set expr and expr_const_operands fields in
5049 (declspecs_add_type): Handle expressions in typeof specifiers.
5050 * c-parser.c (c_parser_declspecs): Set expr and
5051 expr_const_operands fields for declaration specifiers.
5052 (c_parser_enum_specifier): Likewise.
5053 (c_parser_struct_or_union_specifier): Likewise.
5054 (c_parser_typeof_specifier): Likewise. Update call to
5055 groktypename. Fold expression as needed. Return expressions with
5056 type instead of adding statements.
5057 (c_parser_attributes): Update calls to c_parser_expr_list.
5058 (c_parser_statement_after_labels): Fold expression before passing
5059 to objc_build_throw_stmt.
5060 (c_parser_condition): Fold expression.
5061 (c_parser_asm_operands): Fold expression.
5062 (c_parser_conditional_expression): Use c_save_expr. Update call
5063 to build_conditional_expr.
5064 (c_parser_alignof_expression): Update call to groktypename.
5065 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5066 original_code. Fold expression argument of va_arg. Create
5067 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5068 argument to va_arg. Update calls to groktypename. Fold array
5069 index for offsetof. Verify that first argument to
5070 __builtin_choose_expr has integer type.
5071 (c_parser_postfix_expression_after_paren_type): Update calls to
5072 groktypename and build_compound_literal. Handle expressions with
5073 side effects in type name.
5074 (c_parser_postfix_expression_after_primary): Update call to
5075 c_parser_expr_list. Set original_code for calls to
5076 __builtin_constant_p.
5077 (c_parser_expr_list): Take extra parameter fold_p. Fold
5078 expressions if requested.
5079 (c_parser_objc_type_name): Update call to groktypename.
5080 (c_parser_objc_synchronized_statement): Fold expression.
5081 (c_parser_objc_receiver): Fold expression.
5082 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5083 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5084 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5085 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5086 (struct c_typespec): Add elements expr and expr_const_operands.
5087 (struct c_declspecs): Add elements expr and expr_const_operands.
5088 (groktypename, build_conditional_expr, build_compound_literal):
5090 (in_late_binary_op): Declare.
5091 * c-typeck.c (note_integer_operands): New function.
5092 (in_late_binary_op): New variable.
5093 (decl_constant_value_for_broken_optimization): Move to c-common.c
5094 and rename to decl_constant_value_for_optimization.
5095 (default_function_array_conversion): Do not strip nops.
5096 (default_conversion): Do not call
5097 decl_constant_value_for_broken_optimization.
5098 (build_array_ref): Do not fold result.
5099 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5100 result when operand is a VLA.
5101 (c_expr_sizeof_type): Update call to groktypename. Handle
5102 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5103 result when operand names a VLA type.
5104 (build_function_call): Update call to build_compound_literal.
5105 Only fold result for calls to __builtin_* functions. Strip
5106 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5107 the function designator.
5108 (convert_arguments): Fold arguments. Update call to
5109 convert_for_assignment.
5110 (build_unary_op): Handle increment and decrement of
5111 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5112 decrement earlier. Fold operand of increment and decrement.
5113 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5114 built for integer operand. Wrap returns that are INTEGER_CSTs
5115 without being integer constant expressions or that have integer
5116 constant operands without being INTEGER_CSTs.
5117 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5118 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5119 result is an integer constant expression or can be used in
5120 unevaluated parts of one and avoid folding and wrap as
5121 appropriate. Fold operands before possibly doing -Wsign-compare
5123 (build_compound_expr): Wrap result for C99 if operands can be used
5124 in integer constant expressions.
5125 (build_c_cast): Update call to digest_init. Do not ignore
5126 overflow from casting floating-point constants to integers. Wrap
5127 results that could be confused with integer constant expressions,
5128 null pointer constants or floating-point constants.
5129 (c_cast_expr): Update call to groktypename. Handle expressions
5130 included in type name.
5131 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5132 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5133 Update calls to convert_for_assignment.
5134 (convert_for_assignment): Take new parameter
5135 null_pointer_constant. Do not strip nops or call
5136 decl_constant_value_for_broken_optimization. Set
5137 in_late_binary_op for conversions to boolean.
5138 (store_init_value): Update call to digest_init.
5139 (digest_init): Take new parameter null_pointer_constant. Do not
5140 call decl_constant_value_for_broken_optimization. pedwarn for
5141 initializers not constant expressions. Update calls to
5142 convert_for_assignment.
5143 (constructor_nonconst): New.
5144 (struct constructor_stack): Add nonconst element.
5145 (really_start_incremental_init, push_init_level, pop_init_level):
5146 Handle constructor_nonconst and nonconst element.
5147 (set_init_index): Call constant_expression_warning for array
5149 (output_init_element): Fold value. Set constructor_nonconst as
5150 applicable. pedwarn for initializers not constant expressions.
5151 Update call to digest_init. Call constant_expression_warning
5152 where constant initializers are required.
5153 (process_init_element): Use c_save_expr.
5154 (c_finish_goto_ptr): Fold expression.
5155 (c_finish_return): Fold return value. Update call to
5156 convert_for_assignment.
5157 (c_start_case): Fold switch expression.
5158 (c_process_expr_stmt): Fold expression.
5159 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5160 ensure statement expression is not evaluated in constant expression.
5161 (build_binary_op): Track whether results are integer constant
5162 expressions or may occur in such, disable folding and wrap results
5163 as applicable. Fold operands for -Wsign-compare warnings unless
5165 (c_objc_common_truthvalue_conversion): Handle results folded to
5166 integer constants that are not integer constant expressions.
5167 * doc/extend.texi: Document when typeof operands are evaluated,
5168 that condition of __builtin_choose_expr is an integer constant
5169 expression, and more about use of __builtin_constant_p in
5172 2009-03-29 Richard Guenther <rguenther@suse.de>
5174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5175 propagate addresses of array references.
5177 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5179 * regmove.c (perhaps_ends_bb_p): Remove.
5180 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5181 from INSN and check that the main loop stays within that basic block.
5182 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5183 (regmove_forward_pass): Split out from regmove_optimize. Use
5184 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5185 (regmove_backward_pass): Split out from regmove_optimize. Use
5186 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5187 (regmove_optimize): Simplify.
5189 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5192 * config/i386/i386.c (classify_argument): Ignore flexible array
5193 member in struct and warn ABI change.
5195 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5197 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5199 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5200 (ix86_adjust_cost): Updated.
5202 2009-03-29 Jan Hubicka <jh@suse.cz>
5205 * tree-pass.h (pass_cleanup_eh): New function.
5206 (remove_unreachable_regions): Break code handling RTL
5207 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5208 that can not be reached by runtime.
5209 (can_be_reached_by_runtime): New function.
5210 (label_to_region_map): New function.
5211 (num_eh_regions): New function.
5212 (rtl_remove_unreachable_regions): New function.
5213 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5214 (remove_eh_region): New function.
5215 * except.h: Include sbitmap and vecprim.
5216 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5217 num_eh_regions): Declare.
5218 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5219 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5220 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5221 (tree_empty_eh_handler_p): New function.
5222 (cleanup_empty_eh): New function.
5223 (cleanup_eh): New function.
5224 (pass_cleanup_eh): New function.
5226 2009-03-29 Jan Hubicka <jh@suse.cz>
5228 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5229 for removed regions.
5231 2009-03-29 Jan Hubicka <jh@suse.cz>
5233 * except.c (dump_eh_tree): Dump all datastructures.
5235 2009-03-29 Jan Hubicka <jh@suse.cz>
5237 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5238 (duplicate_eh_regions_1): Likewise.
5239 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5240 vector; call EH verification.
5241 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5242 Be ready for region being removed.
5244 2009-03-29 Jan Hubicka <jh@suse.cz>
5246 * bitmap.c (bitmap_last_set_bit): New function.
5247 * bitmap.h (bitmap_last_set_bit): Declare.
5249 2009-03-29 David Ayers <ayers@fsfe.org>
5252 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5253 by calling objc_compare_types and surpress warnings about
5254 incompatible C pointers that are compatible ObjC pointers.
5256 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5258 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5259 call initialize_inline_failed.
5260 (initialize_inline_failed): Move it from here ...
5261 * cgraph.c (initialize_inline_failed): ... to here.
5262 (cgraph_create_edge): Call initialize_inline_failed rather than
5263 setting inline_failed directly.
5265 2009-03-29 Ben Elliston <bje@au.ibm.com>
5268 * sysv4.opt (msdata): Improve comment.
5269 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5270 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5272 2009-03-29 Ben Elliston <bje@au.ibm.com>
5275 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5276 load and store attributes.
5278 2009-03-29 Ben Elliston <bje@au.ibm.com>
5280 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5281 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5282 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5283 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5284 __builtin_infq and __builtin_huge_valq.
5286 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5288 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5290 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5291 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5293 2009-03-28 Xinliang David Li <davidxl@google.com>
5295 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5296 (do_dbg_cnt): New function.
5298 2009-03-28 Jan Hubicka <jh@suse.cz>
5300 Merge from pretty-ipa:
5302 2009-03-27 Jan Hubicka <jh@suse.cz>
5304 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5305 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5306 * passes.c (function_called_by_processed_nodes_p): New.
5307 * ipa-pure-const.c (check_call): Fix handling of operands.
5308 (analyze_function): Dump debug output for skipped bodies.
5309 (local_pure_const): Use function_called_by_processed_nodes_p.
5310 * dwarf2out.c (reference_to_unused): Use output.
5311 * passes.c (do_per_function_toporder): Likewise.
5313 2008-11-12 Jan Hubicka <jh@suse.cz>
5315 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5316 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5317 state_set_in_source enum
5318 (check_decl): Ignore memory tags; do not set fake looping flags;
5320 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5321 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5322 (check_call, analyze_function): Rewrite.
5324 (add_new_function): Update call of analyze_function.
5325 (generate_summary): Add call of analyze_function.
5326 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5327 (local_pure_const): New function.
5328 (pass_local_pure_const): New pass.
5329 * ipa-inline.c (inline_transform): Set after_inlining.
5330 * tree-eh.c (stmt_can_throw_external): New.
5331 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5332 work with aliasing built.
5333 * tree-flow.h (stmt_can_throw_external): New.
5334 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5335 and local pure/const pass in early and late optimization queue.
5337 2009-03-28 Martin Jambor <mjambor@suse.cz>
5339 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5341 (fold_binary): Allow function decl aligment consideration is the
5342 second argument is integer constant one.
5343 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5344 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5345 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5347 2009-03-28 Jan Hubicka <jh@suse.cz>
5349 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5350 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5351 * function.h (rtl_data): Add nothrow flag.
5352 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5353 set DECL_NOTHROW for AVAILABLE functions.
5355 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5357 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5358 following vector keyword has expansion starting with pixel or bool
5359 keyword, expand vector to __vector and pixel or bool to __pixel or
5363 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5364 warn_if_disallowed_function_p): Removed.
5365 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5366 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5367 warning_if_disallowed_function_p.
5368 * flags.h (warn_if_disallowed_function_p,
5369 warn_disallowed_functions): Removed.
5370 * common.opt (Wdisallowed-function-list=): Removed.
5371 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5373 2009-03-28 Richard Guenther <rguenther@suse.de>
5375 PR tree-optimization/38723
5376 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5379 2009-03-28 Jan Hubicka <jh@suse.cz>
5381 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5382 test introduced by my previous patch.
5384 2009-03-28 Richard Guenther <rguenther@suse.de>
5386 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5387 the PHIs value undefined.
5389 2009-03-28 Jan Hubicka <jh@suse.cz>
5391 * tree-pass.h (pass_fixup_cfg): New pass.
5392 * ipa-inline.c (inline_transform): Set
5393 always_inline_functions_inlined/after_inlining.
5394 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5395 (pass_fixup_cfg): New pass.
5396 * passes.c (init_optimization_passes): Add fixup_cfg.
5398 2009-03-28 Richard Guenther <rguenther@suse.de>
5400 PR tree-optimization/38458
5401 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5402 argument use the arguments copy-of value.
5404 2009-03-28 Richard Guenther <rguenther@suse.de>
5406 PR tree-optimization/38180
5407 * tree-ssa-ccp.c (get_default_value): Simplify.
5408 (likely_value): Likewise.
5409 (surely_varying_stmt_p): Properly handle VOP case.
5410 (ccp_initialize): Likewise.
5411 (ccp_fold): Handle propagating through *&.
5412 (fold_const_aggregate_ref): Also handle decls.
5414 2009-03-28 Jan Hubicka <jh@suse.cz>
5416 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5417 * cgraph.h (cgraph_node): Likewise.
5418 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5419 (cgraph_reset_node): Use process flag.
5420 (cgraph_mark_functions_to_output): Likewise.
5421 (cgraph_expand_function): Likewise.
5422 (cgraph_expand_all_functions): Likewise.
5423 (cgraph_output_in_order): Likewise.
5424 * dwarf2out.c (reference_to_unused): Likewise.
5425 * passes.c do_per_function_toporder): Likewise.
5427 2009-03-28 Jan Hubicka <jh@suse.cz>
5429 Bring from lto-branch:
5431 2008-09-03 Doug Kwan <dougkwan@google.com>
5433 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5434 enums instead of reason strings.
5435 * cgraph.c (cgraph_create_edge): Same.
5436 (cgraph_inline_failed_string): New function.
5437 * cgraph.h (cgraph_inline_failed_t): New enum type.
5438 (cgraph_inline_failed_string): New prototype.
5439 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5440 char pointer to cgraph_inline_failed_t.
5441 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5442 (cgraph_default_inline_p): Ditto.
5443 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5444 to cgraph_inline_failed_t pointer.
5445 * cif-code.def: New file.
5446 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5448 (cgraph_check_inline_limits): Change type of REASON to pointer to
5449 cgraph_inline_failed_t. Replace reason strings with enums.
5450 (cgraph_default_inline_p): Ditto.
5451 (cgraph_recursive_inlining_p): Ditto.
5452 (update_caller_keys): Change type of FAILED_REASON to
5453 cgraph_inline_failed_t.
5454 (cgraph_set_inline_failed): Change type of REASON to pointer to
5455 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5456 convert enums to strings for text output.
5457 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5458 to be of type cgraph_inline_failed_t. Replace reason strings with
5459 enums. Call cgraph_inline_failed_string to covert enums
5460 to strings for text output.
5461 (cgraph_decide_inlining): Replace reason strings with enums.
5462 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5463 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5465 * tree-inline.c (expand_call_inline): Change type of REASON
5466 to cgraph_inline_failed_t. Replace reason strings with enums.
5467 Call cgraph_inline_failed_string for text output.
5468 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5471 2009-03-28 Jan Hubicka <jh@suse.cz>
5473 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5474 cgraph_clone_node): Remove master clone handling.
5475 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5476 * cgraph.h (master_clone): Remove.
5477 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5478 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5479 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5481 2009-03-28 Jan Hubicka <jh@suse.cz>
5483 * cgraph.c (cgraph_function_body_availability): Functions declared
5484 inline are always safe to assume that it is not going to be replaced.
5486 2009-03-28 Richard Guenther <rguenther@suse.de>
5488 PR tree-optimization/38513
5489 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5490 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5491 EXC_PTR_EXPR and FILTER_EXPR.
5492 (get_ref_from_reference_ops): Likewise.
5494 2009-03-28 Richard Guenther <rguenther@suse.de>
5496 PR tree-optimization/38968
5497 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5498 Use FLOOR_MOD_EXPR to compute misalignment.
5500 2009-03-28 Richard Guenther <rguenther@suse.de>
5502 PR tree-optimization/37795
5503 * tree.h (combine_comparisons): Declare.
5504 * fold-const.c (combine_comparisons): Export.
5505 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5507 (ifcombine_iforif): Use combine_comparisons.
5509 2009-03-28 Jan Hubicka <jh@suse.cz>
5511 * tree-eh.c (inlinable_call_p): New function.
5512 (make_eh_edges): Use it.
5513 (verify_eh_edges): Use it.
5514 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5515 * except.c (reachable_next_level): Add inlinable_function argument
5516 (sjlj_find_directly_reachable_regions): Update.
5517 (add_reachable_handler): Do not set saw_any_handlers.
5518 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5519 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5520 Add new inlinable call parameter.
5521 (can_throw_internal, can_throw_external): Update.
5522 * except.h (can_throw_internal_1, can_throw_external_1,
5523 foreach_reachable_handler): Update declaration.
5525 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5527 * config/arm/t-arm-coff, config/h8300/coff.h,
5528 config/i386/i386-aout.h, config/i386/i386-coff.h,
5529 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5530 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5531 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5532 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5533 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5534 sys-types.h: Remove.
5535 * Makefile.in: Remove protoize and fixproto support and references
5537 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5538 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5540 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5541 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5542 unprotoize$(exeext).
5543 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5544 (.PHONY): Don't depend on proto.
5545 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5546 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5547 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5548 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5549 build/gen-protos.o, build/scan.o, xsys-protos.h,
5550 build/fix-header$(build_exeext), build/fix-header.o,
5551 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5552 stmp-install-fixproto): Remove.
5553 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5554 SYSCALLS.c or fixproto files.
5555 (install-common): Don't install protoize.
5556 (install-headers-tar, install-headers-cpio, install-headers-cp):
5557 Don't depend on $(STMP_FIXPROTO).
5558 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5559 install fixproto files or write out fixproto settings.
5560 (uninstall): Don't uninstall protoize.
5561 * config.gcc (use_fixproto): Remove.
5562 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5563 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5564 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5565 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5566 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5567 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5568 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5569 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5570 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5571 * config/t-vxworks (STMP_FIXPROTO): Remove.
5572 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5573 STMP_FIXPROTO): Remove.
5574 * config.in, configure: Regenerate.
5575 * crtstuff.c (gid_t, uid_t): Don't undefine.
5576 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5577 (arm-*-coff, arm-*-aout: Remove target entries.
5578 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5579 Remove mention of AIX 4.1.
5580 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5581 * doc/invoke.texi (Running Protoize): Remove.
5582 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5583 (Protoize Caveats): Remove.
5584 * tsystem.h: Update comments on headers assumed to exist.
5586 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5588 * genautomata.c: Add a new year to the copyright. Add a new
5590 (struct insn_reserv_decl): Add comments for member bypass_list.
5591 (find_bypass): Remove.
5592 (insert_bypass): New.
5593 (process_decls): Use insert_bypass.
5594 (output_internal_insn_latency_func): Output all bypasses with the
5595 same input insn in one switch case.
5597 * rtl.def (define_bypass): Describe bypass choice.
5598 * doc/md.texi (define_bypass): Ditto.
5600 2009-03-27 Richard Guenther <rguenther@suse.de>
5602 * gimplify.c (mark_addressable): Export.
5603 * tree-flow.h (mark_addressable): Declare.
5604 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5605 * tree-ssa.c (verify_phi_args): Verify that address taken
5606 variables have TREE_ADDRESSABLE set.
5608 2009-03-27 Richard Guenther <rguenther@suse.de>
5610 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5611 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5612 Do not mark decls TREE_ADDRESSABLE.
5613 (build_fold_addr_expr): Adjust.
5614 (fold_addr_expr): Remove.
5615 (fold_unary): Use build_fold_addr_expr.
5616 (fold_comparison): Likewise.
5617 (split_address_to_core_and_offset): Likewise.
5618 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5620 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5621 (gimplify_modify_expr_to_memcpy): Mark source and destination
5623 * omp-low.c (create_omp_child_function): Mark the object decl
5625 (lower_rec_input_clauses): Mark the var we take the address of
5627 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5629 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5632 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5633 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5635 2009-03-27 Richard Guenther <rguenther@suse.de>
5637 PR tree-optimization/39120
5638 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5640 (handle_lhs_call): Process return constraints. Add escape
5641 constraints if necessary.
5642 (handle_const_call): Fill out return constraints. Make nested
5643 case more precise. Avoid consttmp if possible.
5644 (handle_pure_call): Fill out return constraints. Avoid
5645 callused if possible.
5646 (find_func_aliases): Simplify call handling.
5648 2009-03-27 Richard Guenther <rguenther@suse.de>
5650 PR tree-optimization/39120
5651 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5652 as a representative.
5653 (solve_graph): Do propagate CALLUSED.
5654 (handle_pure_call): Use a scalar constraint from CALLUSED for
5656 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5659 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5662 * c-common.c (handle_aligned_attribute): Properly check alignment
5663 overflow. Use (1U << i) instead of (1 << i).
5665 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5667 * expr.h (get_mem_align_offset): Updated.
5669 * tree.h (tree_decl_common): Change align to "unsigned int" and
5670 move it before pointer_alias_set.
5672 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5673 Jakub Jelinek <jakub@redhat.com>
5676 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5677 gr_register_operand with gr_reg_or_0_operand.
5678 (cmpxchg_rel_di): Likewise.
5679 (sync_lock_test_and_set<mode>): Likewise.
5681 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5683 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5684 (true_regnum): Likewise.
5686 * rtlanal.c (subreg_info): Moved to ...
5687 * rtl.h (subreg_info): Here. New.
5688 (subreg_get_info): New.
5690 * rtlanal.c (subreg_get_info): Make it extern.
5692 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5695 * config/i386/i386.c (ix86_abi): New.
5696 (override_options): Handle -mabi=.
5697 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5698 (ix86_call_abi_override): Likewise.
5699 (init_cumulative_args): Likewise.
5700 (function_arg_advance): Likewise.
5701 (function_arg_64): Likewise.
5702 (function_arg): Likewise.
5703 (ix86_pass_by_reference): Likewise.
5704 (ix86_function_value_regno_p): Likewise.
5705 (ix86_build_builtin_va_list_abi): Likewise.
5706 (setup_incoming_varargs_64): Likewise.
5707 (is_va_list_char_pointer): Likewise.
5708 (ix86_init_machine_status): Likewise.
5709 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5710 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5711 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5712 (ix86_function_abi): Make it static and return enum calling_abi.
5713 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5715 (ix86_fn_abi_va_list): Updated.
5717 * config/i386/i386.h (ix86_abi): New.
5718 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5719 (CONDITIONAL_REGISTER_USAGE): Likewise.
5720 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5721 (machine_function): Likewise.
5723 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5725 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5726 (STACK_BOUNDARY): Likewise.
5727 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5729 * config/i386/i386.opt (mabi=): New.
5731 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5732 return enum calling_abi.
5733 (ix86_function_type_abi): Likewise.
5734 (ix86_function_abi): Removed.
5736 * doc/invoke.texi: Document -mabi= option for x86.
5738 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5740 * builtins.c (real_dconstp): Delete.
5741 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5743 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5744 Jakub Jelinek <jakub@redhat.com>
5747 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5748 (gen_subprogram_die): When a function is explicit, generate the
5749 DW_AT_explicit attribute.
5750 * langhooks.h (struct lang_hooks_for_decls): Add
5751 function_decl_explicit_p langhook.
5752 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5753 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5755 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5757 * builtins.c (fold_builtin_memory_op): Optimize memmove
5758 into memcpy if we can prove source and destination don't overlap.
5760 * tree-inline.c: Include gt-tree-inline.h.
5761 (clone_fn_id_num): New variable.
5762 (clone_function_name): New function.
5763 (tree_function_versioning): Use it.
5764 * Makefile.in (GTFILES): Add tree-inline.c.
5766 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5768 * BASE-VER: Change to 4.5.0.
5770 2009-03-27 Xinliang David Li <davidxl@google.com>
5772 PR tree-optimization/39557
5773 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5775 2009-03-27 Xinliang David Li <davidxl@google.com>
5777 PR tree-optimization/39548
5778 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5781 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5783 * c-common.c (pointer_int_sum): Use %wd on return from
5786 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5788 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5789 on return from tree_low_cst.
5791 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5794 * ginclude/stdarg.h (va_copy): Define also for
5795 __GXX_EXPERIMENTAL_CXX0X__.
5797 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5800 * builtins.h (c_strlen): Do not warn here.
5801 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5802 * c-common.c (pointer_int_sum): Take an explicit location.
5803 Warn about offsets out of bounds.
5804 * c-common.h (pointer_int_sum): Adjust declaration.
5806 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5808 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5811 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5814 * opts.c (warn_if_disallowed_function_p): Don't assume
5815 get_callee_fndecl must return non-NULL.
5817 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5819 PR rtl-optimization/39522
5820 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5821 when reg_reloaded_valid is set.
5823 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5825 * config/spu/divv2df3.c: New file.
5826 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5827 (DPBIT_FUNCS): Filter out _div_df.
5829 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5831 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5832 a jump insn, count that jump in the distance to the loop start.
5834 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5837 * config/sh/sh.c (calc_live_regs): Fix condition for global
5838 registers except PIC_OFFSET_TABLE_REGNUM.
5840 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5843 * doc/invoke.texi (-mconsole): New.
5847 (-mnop-fun-dllimport): New.
5851 (sub section "i386 and x86-64 Windows Options"): New.
5853 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5855 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5856 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5858 2009-03-25 Richard Guenther <rguenther@suse.de>
5861 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5864 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5866 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5867 neither of haifa/selective schedulers are working.
5869 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5871 * doc/invoke.texi (Debugging Options): Fix description of
5872 -fno-merge-debug-strings.
5874 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5876 * config/cris/libgcc.ver: New version-script.
5877 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5879 * configure.ac <GAS features, nop mnemonic>: Add pattern
5880 crisv32-*-* for "nop".
5881 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5882 * configure: Regenerate.
5884 2009-03-24 Ira Rosen <irar@il.ibm.com>
5886 PR tree-optimization/39529
5887 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5888 mark_sym_for_renaming for the tag copied to the new vector
5891 2009-03-24 Arthur Loiret <aloiret@debian.org>
5893 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5894 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5895 EXTRA_SPEC_FUNCTIONS.
5896 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5897 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5898 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5899 -march and -mtune options.
5901 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5903 * config/m68k/t-rtems: Add m5329 multilib.
5905 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5906 Jakub Jelinek <jakub@redhat.com>
5909 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5912 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5915 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5916 instead of c_parser_expression_conv, if original_code isn't one of the
5917 4 allowed comparison codes, fail.
5919 2009-03-23 Richard Guenther <rguenther@suse.de>
5921 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5922 * tree.h (struct tree_type): Likewise.
5923 * reload.h (struct insn_chain): Likewise.
5924 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5925 * function.h (struct function): Likewise.
5926 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5928 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5930 PR tree-optimization/39516
5931 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5933 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5935 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5936 should be set true if BITS_PER_WORD of target is bigger than 32
5938 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5940 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5941 Translate -B-options to -rpath-link. Correct existing
5942 rpath-link and conditionalize on !nostdlib.
5944 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5946 * doc/extend.texi (Function Attributes, Variable Attributes):
5948 * doc/invoke.texi (Debugging Options, Optimize Options)
5949 (i386 and x86-64 Options, MCore Options): Likewise.
5951 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5954 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5955 it for block local namespace aliases.
5956 (gen_decl_die): Pass context_die to gen_namespace_die.
5958 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5961 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5962 minimum or maximum value.
5964 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5966 * reginfo.c (globalize_reg): Recompute derived reg sets.
5968 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5971 * libgcc2.c (mprotect): Do not use signed arguments for
5972 VirtualProtect, use DWORD arguments. Also fix the 'may
5973 be used uninitialized' warning for the np variable.
5975 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5978 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5979 functions using regparm calling conventions when not optimizing.
5980 (ix86_function_sseregparm): Similarly for sseregparm calling
5983 2009-03-19 Li Feng <nemokingdom@gmail.com>
5986 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5987 dependence if the first conflict is after niter iterations.
5989 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5992 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5993 functions with dynamic stack-pointer adjustments.
5995 2009-03-19 Ben Elliston <bje@au.ibm.com>
5997 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5998 option; change to -msdata=data.
6000 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6002 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6005 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6008 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6010 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6012 * doc/invoke.texi (Code Gen Options): Expand discussion of
6015 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6017 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6018 * matrix-reorg.c (struct matrix_info): Likewise.
6019 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6020 * rtl.h (struct mem_attrs): Likewise.
6021 * df.h (struct df): Likewise.
6022 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6023 * ira-int.h (struct ira_allocno): Likewise.
6024 * df-scan.c (struct df_collection_rec): Likewise.
6025 * ira.c (struct equivalence): Likewise.
6026 * function.c (struct temp_slot): Likewise.
6027 * cfgloop.h (struct loop): Likewise.
6030 * function.c (use_register_for_decl): When not optimizing, disregard
6031 register keyword for variables with types containing methods.
6033 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6036 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6037 (is_simple_operand): Call contains_component_ref_p before calling data
6038 reference analysis that would fail on COMPONENT_REFs.
6040 * tree-vrp.c (search_for_addr_array): Fix formatting.
6042 2009-03-18 Richard Guenther <rguenther@suse.de>
6044 * tree-vect-transform.c (vect_loop_versioning): Fold the
6045 generated comparisons.
6046 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6047 (slpeel_tree_peel_loop_to_edge): Likewise.
6049 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6052 * opts.c (print_specific_help): In addition to `undocumented',
6053 accept `separate' and `joined' flags if passed alone. Describe
6054 output by the first matched one of those.
6055 (common_handle_option): Skip over empty strings.
6056 * gcc.c (display_help): Fix help string for `--help='.
6057 * doc/invoke.texi (Option Summary, Overall Options): With
6058 `--help=', classes and qualifiers can both be repeated, but
6059 only the latter can be negated. One should not pass only
6060 negated qualifiers. Fix markup and examples.
6063 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6065 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6066 and -fhelp=separate.
6068 2009-03-17 Jing Yu <jingyu@google.com>
6071 * function.h (struct rtl_data): Move is_thunk from here...
6072 (struct function): ...to here.
6073 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6074 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6076 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6078 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6079 (alpha_output_function_end_prologue): Likewise.
6080 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6081 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6082 (rs6000_output_function_epilogue): Likewise.
6083 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6085 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6088 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6089 from different units in a single alternative.
6090 (*truncdfsf_i387): Ditto.
6091 (*truncxfsf2_mixed): Ditto.
6092 (*truncxfdf2_mixed): Ditto.
6094 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6096 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6097 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6100 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6101 unused non-artificial variables when not optimizing.
6104 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6105 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6106 NAMESPACE_DECL in its DECL_INITIAL.
6109 * optabs.c (set_user_assembler_libfunc): New function.
6110 * expr.h (set_user_assembler_libfunc): New prototype.
6111 * c-common.c: Include libfuncs.h.
6112 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6113 for memcmp, memset, memcpy, memmove and abort.
6114 * Makefile.in (c-common.o): Depend on libfuncs.h.
6117 * dwarf2out.c (gen_inlined_enumeration_type_die,
6118 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6119 gen_tagged_type_instantiation_die): Removed.
6120 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6123 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6126 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6128 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6129 (check-parallel-%): Ditto.
6130 (check-consistency): Ditto.
6132 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6134 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6135 local variable rhs by NULL_TREE.
6137 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6140 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6142 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6145 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6147 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6150 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6151 for ms->sysv ABI calls only in 64bit mode.
6153 * config/i386/i386.md (untyped_call): Support 32bit.
6155 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6157 * doc/extend.texi: Replace x86_65 with x86_64.
6159 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6161 PR tree-optimization/39455
6162 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6163 mismatches for POINTER_TYPE_P (type).
6164 (number_of_iterations_le): Likewise.
6166 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6168 * config/picochip/picochip.c: Removed profiling support.
6169 * config/picochip/picochip.md: Removed profiling instruction.
6170 * config/picochip/picochip.h: Removed profiling builtin.
6172 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6174 * doc/install.texi (--with-host-libstdcxx): Document.
6176 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6179 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6180 generate a warning if the function name does not begin with
6181 "__vector" and the function has either the 'signal' or 'interrupt'
6182 attribute, from here to ...
6183 (avr_declare_function_name): ...here. New function.
6184 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6185 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6187 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6190 * cse.c (fold_rtx): Don't modify original const_arg1 when
6191 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6192 separate variable instead.
6193 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6194 from out of range shift counts.
6195 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6197 2009-03-13 Catherine Moore <clm@codesourcery.com>
6199 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6200 diagnostic.h with $(DIAGNOSTIC_H).
6202 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6205 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6207 * config/i386/sync.md (sync_compare_and_swap<mode>,
6208 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6209 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6211 (sync_double_compare_and_swapdi_pic,
6212 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6213 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6215 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6220 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6223 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6224 (avx_addsubv4df3): Likewise.
6225 (*avx_addsubv4sf3): Likewise.
6226 (sse3_addsubv4sf3): Likewise.
6228 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6231 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6233 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6236 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6237 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6238 registers for allocnos created from user-defined variables.
6240 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6243 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6244 of non-integer mode as well.
6246 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6248 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6249 for functions for which the parameter types are unknown.
6251 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6254 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6255 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6256 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6257 * config/i386/i386.c (ix86_local_alignment): For
6258 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6259 long long variables on the stack to avoid dynamic realignment.
6260 Allow the first argument to be a decl rather than type.
6261 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6263 2009-03-11 Nick Clifton <nickc@redhat.com>
6266 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6268 Add description to mno-lsim option.
6269 * config/mcore/mcore.h: Remove comment about deprecated m4align
6271 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6272 * doc/invoke.texi: Add description of mno-lsim and
6273 mstack-increment options.
6275 * config/fr30/fr30.opt: Document the -mno-lsim option.
6276 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6277 and -mno-lsim options.
6279 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6281 * fold-const.c (fold_comparison): Only call fold_inf_compare
6282 if the mode supports infinities.
6284 2009-03-11 Jason Merrill <jason@redhat.com>
6287 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6288 end already did. Notice GIMPLE_CALL modifications of the result.
6289 Don't copy debug information from an ignored decl or a decl from
6292 2009-03-10 Richard Guenther <rguenther@suse.de>
6293 Nathan Froyd <froydnj@codesourcery.com>
6296 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6297 (__divMODE3): Likewise.
6299 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6301 PR tree-optimization/39394
6302 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6303 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6305 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6307 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6308 inline asms for register asm ("") declarations.
6310 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6312 * fold-const.c (fold_unary): Fix comment.
6314 2009-03-07 Jan Hubicka <jh@suse.cz>
6317 * tree-inline.c (setup_one_parameter): Do replacement of const
6318 argument by constant in SSA form.
6320 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6323 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6324 determine alignment passed to assign_stack_local.
6325 (assign_parms_unsplit_complex): Likewise.
6326 * except.c (sjlj_build_landing_pads): Likewise.
6328 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6331 * tree-flow.h (add_referenced_var): Return bool instead of void.
6332 * tree-dfa.c (add_referenced_var): Return result of
6333 referenced_var_check_and_insert call.
6334 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6335 of referenced_var_check_and_insert.
6338 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6339 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6340 DIE, don't emit it if abstract origin already has it.
6341 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6342 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6344 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6346 * genpreds.c (needs_variable): Fix parentheses at variable name
6348 (write_tm_constrs_h): Indent generated code.
6350 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6352 * doc/extend.texi (Function Attributes): Add documentation
6355 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6358 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6359 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6361 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6363 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6366 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6369 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6370 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6372 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6374 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6375 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6376 constants instead of magic numbers.
6377 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6379 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6380 (x86_64_ms_abi_int_parameter_registers): Ditto.
6381 (x86_64_int_return_registers): Ditto.
6382 (ix86_maybe_switch_abi): Ditto.
6383 (ix86_expand_call): Ditto for clobbered_registers array.
6384 (ix86_hard_regno_mode_ok): Ditto.
6385 (x86_extended_QIreg_mentioned_p): Ditto.
6387 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6389 PR tree-optimization/39349
6390 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6392 * combine.c (gen_lowpart_for_combine): Use omode when generating
6395 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6397 PR rtl-optimization/39235
6398 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6400 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6402 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6404 2009-03-04 Richard Guenther <rguenther@suse.de>
6406 PR tree-optimization/39362
6407 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6408 that occur in abnormal PHIs should be varying.
6410 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6412 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6414 (simple_iv): Take loop as an argument instead of statement.
6415 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6416 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6418 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6420 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6421 * matrix-reorg.c (analyze_transpose): Ditto.
6422 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6423 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6424 * tree-predcom.c (ref_at_iteration): Ditto.
6425 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6427 2009-03-04 Richard Guenther <rguenther@suse.de>
6429 PR tree-optimization/39358
6430 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6431 escaped_id and callused_id.
6432 (solve_graph): Likewise.
6434 2009-03-04 Richard Guenther <rguenther@suse.de>
6436 PR tree-optimization/39339
6437 * tree-sra.c (try_instantiate_multiple_fields): Make it
6438 no longer ICE on the above.
6440 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6442 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6443 that fits within Pmode.
6445 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6448 * tm.texi (LIBCALL_VALUE): Update description.
6450 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6453 * doc/extend.texi (section): Update description.
6455 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6458 * tree-inline.c (remapped_type): New.
6459 (can_be_nonlocal): Call remapped_type instead of remap_type.
6461 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6464 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6465 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6467 2009-03-03 Richard Guenther <rguenther@suse.de>
6470 * tree.c (tree_nonartificial_location): New function.
6471 * tree.h (tree_nonartificial_location): Declare.
6472 * builtins.c (expand_builtin_memory_chk): Provide location
6473 of the call location for artificial function pieces.
6474 (maybe_emit_chk_warning): Likewise.
6475 (maybe_emit_sprintf_chk_warning): Likewise.
6476 (maybe_emit_free_warning): Likewise.
6477 * expr.c (expand_expr_real_1): Likewise.
6479 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6481 PR tree-optimization/39343
6482 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6483 COMPONENT_REF t has ARRAY_TYPE.
6485 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6488 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6489 when the type precision of the induction variable should be
6490 larger than the type precision of nit.
6491 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6492 * graphite.c (graphite_loop_normal_form): Same.
6493 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6495 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6497 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6498 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6499 numbers to describe clobbered registers.
6500 (*call_value_0_rex64_ms_sysv): Ditto.
6501 * config/i386/mmx.md (mmx_emms): Ditto.
6504 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6506 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6509 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6511 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6512 (spu_section_type_flags): New function.
6514 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6516 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6517 reg_class_contents of FLOAT_REGS into a temporary.
6519 2009-03-02 Richard Guenther <rguenther@suse.de>
6520 Ira Rosen <irar@il.ibm.com>
6522 PR tree-optimization/39318
6523 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6524 information to the vectorized statement.
6526 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6529 variable. Use defined names instead of magic constants for REX SSE
6532 2009-03-01 Richard Guenther <rguenther@suse.de>
6534 PR tree-optimization/39331
6535 * omp-low.c (lower_send_shared_vars): Do not receive new
6536 values for the reference of DECL_BY_REFERENCE parms or results.
6538 2009-03-01 Jan Hubicka <jh@suse.cz>
6541 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6542 BLOCK_NONLOCALIZED_VAR): New macros.
6543 (tree_block): Add nonlocalized_vars.
6544 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6545 gen_decl_die): Add origin argument. Allow generation of die with
6546 origin at hand only.
6547 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6548 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6550 (gen_block_die): Fix checking for unused blocks.
6551 (process_scope_var): Break out from .... ; work with origins only.
6552 (decls_for_scope) ... here; process nonlocalized list.
6553 (dwarf2out_ignore_block): Look for nonlocalized vars.
6554 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6556 (dump_scope_block): Dump them.
6557 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6558 (remap_block): Likewise.
6559 (can_be_nonlocal): New predicate.
6560 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6562 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6564 * configure: Regenerate.
6566 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6568 * optc-gen.awk: No need to duplicate option flags twice.
6569 Reuse help texts for duplicate options which do not have any.
6571 * gcc.c (display_help): Document --version.
6573 * gcc.c (main): If print_help_list and verbose_flag, ensure
6574 driver output comes before subprocess output.
6576 * optc-gen.awk: Assign all remaining fields to help string,
6577 space-separated, for multi-line help in *.opt.
6579 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6580 -Wno-pedantic-ms-format is for MinGW targets only.
6582 * doc/options.texi (Option file format): Fix bad indentation,
6583 restoring dropped sentence.
6585 2009-02-28 Jan Hubicka <jh@suse.cz>
6587 * tree-inline.c (tree_function_versioning): Output debug info.
6589 2009-02-28 Jan Hubicka <jh@suse.cz>
6592 * tree-inline.c (setup_one_parameter): Do not copy propagate
6593 arguments when not optimizing.
6595 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6598 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6599 (avx_addsubv4df3): Likewise.
6600 (*avx_addsubv4sf3): Likewise.
6601 (sse3_addsubv4sf3): Likewise.
6602 (*avx_addsubv2df3): Likewise.
6603 (sse3_addsubv2df3): Likewise.
6604 (avx_unpckhps256): Correct item selectors.
6605 (avx_unpcklps256): Likewise.
6606 (avx_unpckhpd256): Likewise.
6607 (avx_unpcklpd256): Likewise.
6609 2009-02-28 Jan Hubicka <jh@suse.cz>
6611 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6613 (copy_arguments_for_versioning): If var is declared don't declare it.
6614 (tree_function_versioning): First setup substitutions and then copy
6617 2009-02-27 Jan Hubicka <jh@suse.cz>
6620 * cgraph.h (varpool_output_debug_info): Remove.
6621 * cgraphunit.c (varpool_output_debug_info): Remove.
6622 * dwarf2out.c (deferred_locations_struct): New struct
6623 (deferred_locations): New type.
6624 (deferred_locations_list): New static var.
6625 (deffer_location): New function.
6626 (gen_variable_die): Use it.
6627 (decls_for_scope): Output info on local static vars.
6628 (dwarf2out_finish): Process deferred locations.
6629 * varpool.c (varpool_output_debug_info): Remove.
6631 2009-02-27 Jan Hubicka <jh@suse.cz>
6634 * tree.h (TREE_PROTECTED): Fix comment.
6635 (BLOCK_HANDLER_BLOCK): Remove.
6636 (struct tree_block): Remove handler_block add body_block.
6637 (inlined_function_outer_scope_p): New.
6638 (is_body_block): Remove.
6639 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6640 * dwarf2out.c (is_inlined_entry_point): Remove.
6641 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6642 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6644 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6645 * gimplify.c (gimplify_expr): Gimplify body blocks.
6646 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6647 block with multiple subblocks.
6648 (dump_scope_block): Prettier output; dump more flags and info.
6649 (dump_scope_blocks): New.
6650 (remove_unused_locals): Use dump_scope_blocks.
6651 * tree-flow.h (dump_scope_blocks): Declare.
6652 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6653 * stmt.c (is_body_block): Remove.
6654 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6655 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6657 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6660 * graphite.c (graphite_loop_normal_form): Do not call
6661 number_of_iterations_exit from a gcc_assert.
6663 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6665 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6666 jumps if COND is NULL.
6667 (find_cond_jump): New function.
6668 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6669 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6671 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6673 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6674 force_const_mem returns NULL_RTX.
6676 2009-02-26 Jan Hubicka <jh@suse.cz>
6679 * cgraph.h (varpool_output_debug_info): Remove.
6680 * cgraphunit.c (varpool_output_debug_info): Remove.
6681 * dwarf2out.c (deferred_locations_struct): New struct
6682 (deferred_locations): New type.
6683 (deferred_locations_list): New static var.
6684 (deffer_location): New function.
6685 (gen_variable_die): Use it.
6686 (decls_for_scope): Output info on local static vars.
6687 (dwarf2out_finish): Process deferred locations.
6688 * varpool.c (varpool_output_debug_info): Remove.
6690 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6692 PR rtl-optimization/39241
6693 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6694 to subreg_offset_representable_p.
6696 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6698 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6699 execute function prototype. Get f and nregs from max_reg_num
6700 and get_insns. Remove the first backward pass as it's dead,
6701 guard the forward pass by flag_expensive_optimizations.
6702 (rest_of_handle_regmove): Delete.
6703 (pass_regmove): Replace it with regmove_optimize.
6705 2009-02-25 Martin Jambor <mjambor@suse.cz>
6707 PR tree-optimization/39259
6708 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6709 calls_alloca function flags.
6710 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6713 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6715 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6716 flags_set_1_rtx, flags_set_1_set): Delete.
6717 (regmove_optimize): Do not call mark_flags_life_zones.
6719 2009-02-24 Julian Brown <julian@codesourcery.com>
6722 * config/arm/arm.c (require_pic_register): Only set
6723 cfun->machine->pic_reg once per function.
6725 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6727 * doc/invoke.texi (Link Options): Document an easier way to pass
6728 options that take arguments to the GNU linker using -Xlinker and -Wl.
6730 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6733 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6735 2009-02-24 Richard Guenther <rguenther@suse.de>
6738 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6740 2009-02-24 Richard Guenther <rguenther@suse.de>
6741 Zdenek Dvorak <ook@ucw.cz>
6743 PR tree-optimization/39233
6744 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6745 from converting them to a generic type.
6747 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6749 PR tree-optimization/39260
6750 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6751 contains a condition with a real type.
6752 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6754 2009-02-23 Jason Merrill <jason@redhat.com>
6757 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6758 narrowing_initializer_constant_valid_p.
6759 (narrowing_initializer_constant_valid_p): Don't return
6760 null_pointer_node for adding a pointer to itself.
6762 2009-02-23 Jan Hubicka <jh@suse.cz>
6765 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6768 2009-02-23 Jan Hubicka <jh@suse.cz>
6770 PR tree-optimization/37709
6771 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6772 * tree.h (block_ultimate_origin): Declare.
6773 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6774 * tree-ssa-live.c (remove_unused_scope_block_p):
6775 Eliminate blocks containig no instructions nor live variables nor
6777 (dump_scope_block): New function.
6778 (remove_unused_locals): Enable removal of dead blocks by default;
6779 enable dumping at TDF_DETAILS.
6781 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6783 * config/i386/i386.c (classify_argument): Don't allow COImode
6785 (function_arg_advance_32): Don't allow OImode.
6786 (function_arg_32): Likewise.
6787 (function_value_32): Likewise.
6788 (return_in_memory_32): Likewise.
6789 (function_arg_64): Remove OImode comment.
6791 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6794 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6795 ix86_expand_vector_set for V4DImode in 64bit mode only.
6796 (ix86_expand_vector_init_one_var): Likewise.
6798 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6800 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6802 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6805 * loop-iv.c: Revert last change.
6806 * emit-rtl.c: Likewise.
6808 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6811 * config/i386/i386.c (type_natural_mode): Remove an extra
6812 space in the warning message.
6813 (function_value_32): Handle 32-byte vector modes.
6814 (return_in_memory_32): Likewise.
6816 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6818 * loop-iv.c (truncate_value): New function.
6819 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6821 (lowpart_subreg): Move to...
6822 * emit-rtl.c: ...here.
6824 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6826 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6827 accidental and undocumented change at revision 140860.
6829 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6831 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6832 take gimple_seq * arguments.
6833 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6834 types_compatible_p langhook.
6836 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6837 Joseph Myers <joseph@codesourcery.com>
6839 * config/arm/arm.c (arm_builtin_va_list): New function.
6840 (arm_expand_builtin_va_start): Likewise.
6841 (arm_gimplify_va_arg_expr): Likewise.
6842 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6843 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6844 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6845 (va_list_type): New variable.
6846 (arm_mangle_type): Mangle va_list_type appropriately.
6848 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6851 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6852 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6853 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6854 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6855 parameter to 1000 for -O1 by default.
6856 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6858 * loop-invariant.c: Include params.h.
6859 (move_loop_invariants): Don't call move_single_loop_invariants on
6862 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6864 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6865 offset when calculating bounds for indexing stack_usage_map. Fixes
6866 a buffer overflow with certain target setups.
6868 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6871 * calls.c (expand_call): Clear try_tail_call if caller and callee
6872 disagree in promotion of function return value.
6874 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6877 * c-common.c (c_determine_visibility): If visibility changed and
6878 DECL_RTL has been already set, call make_decl_rtl to update symbol
6881 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6884 * varasm.c (assemble_variable): Don't check DECL_NAME when
6885 globalizing a variable.
6887 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6890 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6891 expression before any __builtin_trap call.
6892 * c-typeck.c (build_function_call): Convert and check function
6893 arguments before generating a call to a trap. Evaluate the
6894 function arguments before the trap.
6896 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6899 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6900 (UNSPEC_FXAM_MEM): New unspec.
6901 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6902 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6903 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6905 2009-02-19 Richard Guenther <rguenther@suse.de>
6907 PR tree-optimization/39207
6908 PR tree-optimization/39074
6909 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6910 storedanything_tree): New.
6911 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6912 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6913 (build_succ_graph): Add edges from STOREDANYTHING to all
6915 (init_base_vars): Initialize STOREDANYTHING.
6916 (compute_points_to_sets): Free substitution info after
6917 building the succ graph.
6918 (ipa_pta_execute): Likewise.
6920 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6922 (do_ds_constraint): Do not add to special var or non-pointer
6924 (type_could_have_pointers): Split out from ...
6925 (could_have_pointers): ... here. For arrays use the element type.
6926 (create_variable_info_for): Initialize may_have_pointers.
6927 (new_var_info): Likewise.
6928 (handle_lhs_call): Make the HEAP variable unknown-sized.
6929 (intra_create_variable_infos): Use a type with pointers for
6930 PARM_NOALIAS, make it unknown-sized.
6932 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6937 2009-02-18 Jason Merrill <jason@redhat.com>
6940 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6941 value if DECL_EXTERNAL.
6942 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6943 * target.h (gcc_target::binds_local_p): Clarify "module".
6944 * tree.h (TREE_PUBLIC): Clarify "module".
6946 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6949 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6950 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6952 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6955 * c.opt (Wabi): Support C and ObjC.
6958 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6960 * config/i386/i386.c (classify_argument): Warn once about the ABI
6961 change when passing union with long double.
6963 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6965 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6968 * c-parser.c (c_parser_compound_statement): Always enter and leave
6971 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6974 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6976 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6978 PR tree-optimization/36922
6979 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6980 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6983 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6985 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6988 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6990 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6992 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6994 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6997 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6998 Richard Sandiford <rdsandiford@googlemail.com>
7000 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7001 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7002 (loongson_biadd): ...this.
7004 2009-02-17 Richard Guenther <rguenther@suse.de>
7006 PR tree-optimization/39202
7007 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7008 a var make sure to follow existing collapses.
7010 2009-02-17 Richard Guenther <rguenther@suse.de>
7013 * langhooks.c (lhd_print_error_function): Check for NULL block.
7015 2009-02-17 Richard Guenther <rguenther@suse.de>
7017 PR tree-optimization/39204
7018 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7021 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7023 * config/soft-fp/double.h: Update from glibc CVS.
7025 2009-02-17 Richard Guenther <rguenther@suse.de>
7027 PR tree-optimization/39207
7028 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7029 strict-aliasing warnings for pointers pointing to NULL.
7031 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7034 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7035 skipping until next close brace.
7037 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7040 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7041 to function argument boundary.
7043 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7045 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7046 in the lea_add. Reload eventually constraints it properly.
7047 * config/picochip/constraints.md : Remove the target constraint
7048 "b", since it is not needed anymore.
7050 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7052 * gthr-dce.h: Uglify function parameter and local variable names.
7053 * gthr-gnat.h: Likewise.
7054 * gthr-mipssde.h: Likewise.
7055 * gthr-nks.h: Likewise.
7056 * gthr-posix95.h: Likewise.
7057 * gthr-posix.h: Likewise.
7058 * gthr-rtems.h: Likewise.
7059 * gthr-single.h: Likewise.
7060 * gthr-solaris.h: Likewise.
7061 * gthr-tpf.h: Likewise.
7062 * gthr-vxworks.h: Likewise.
7063 * gthr-win32.h: Likewise.
7065 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7068 * config/i386/i386.md: Restrict the new peephole2 to move
7069 between MMX/SSE registers.
7071 2009-02-15 Richard Guenther <rguenther@suse.de>
7074 2009-02-13 Richard Guenther <rguenther@suse.de>
7076 * configure.ac: Enable LFS.
7077 * configure: Re-generate.
7078 * config.in: Likewise.
7080 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7082 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7083 spu_srqwbyte, spu_srqwbytebc): Define.
7084 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7085 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7086 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7087 "shrqby_<mode>"): New insn-and-split patterns.
7088 * config/spu/spu.c (expand_builtin_args): Determine and return
7089 number of operands using spu_builtin_description data.
7090 (spu_expand_builtin_1): Use it.
7092 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7095 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7098 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7101 * config/i386/i386.c (override_options): Correct warning
7102 messages for -malign-loops, -malign-jumps and -malign-functions.
7104 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7107 * config/i386/i386.md: Restrict the new peephole2 to move
7108 between the general purpose registers.
7110 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/i386.c (type_natural_mode): Add a new argument.
7114 Return the original mode and warn ABI change if vector size is 32byte.
7115 (function_arg_advance): Updated.
7116 (function_arg): Likewise.
7117 (ix86_function_value): Likewise.
7118 (ix86_return_in_memory): Likewise.
7119 (ix86_sol10_return_in_memory): Likewise.
7120 (ix86_gimplify_va_arg): Likewise.
7121 (function_arg_32): Don't warn ABX ABI change here.
7122 (function_arg_64): Likewise.
7124 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7126 * loop-iv.c (implies_p): In the final case, test that operands 0
7127 of the two comparisons match.
7129 * config/bfin/bfin.c (find_prev_insn_start): New function.
7130 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7131 (find_next_insn_start): Move.
7133 2009-02-13 Richard Guenther <rguenther@suse.de>
7135 * configure.ac: Enable LFS.
7136 * configure: Re-generate.
7137 * config.in: Likewise.
7139 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7142 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7143 sizes on syntax error after some arguments have been parsed.
7145 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7147 * doc/invoke.texi (-fira): Remove.
7149 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7151 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7152 * recog.c: Likewise.
7155 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7157 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7158 (umul_ppmm): Likewise.
7159 (count_leading_zeros): Likewise.
7160 (count_trailing_zeros): Likewise.
7161 (UMUL_TIME): Likewise.
7163 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7165 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7166 soft-fp/t-softfp to tmake_file.
7168 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7169 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7170 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7171 IA64_BUILTIN_INFQ]: New.
7172 (ia64_init_builtins): Initialize __builtin_infq,
7173 __builtin_fabsq and __builtin_copysignq if not HPUX.
7174 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7175 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7177 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7179 (__fixtfti): Likewise.
7180 (__fixunstfti): Likewise.
7181 (__floattitf): Likewise.
7183 * config/ia64/libgcc-glibc.ver: New.
7184 * config/ia64/t-fprules-softfp: Likewise.
7185 * config/ia64/sfp-machine.h: Likewise.
7187 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7188 (LIBGCC2_TF_CEXT): Likewise.
7189 (TF_SIZE): Likewise.
7190 (TARGET_INIT_LIBFUNCS): Likewise.
7192 * config/ia64/t-glibc (SHLINB_MAPFILES):
7193 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7195 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7197 * config/i386/i386.c (construct_container): Rewrite processing
7198 BLKmode with X86_64_SSE_CLASS.
7200 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7203 * config/i386/i386.md: Replace simplify_replace_rtx with
7204 replace_rtx in the new peephole2.
7206 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7208 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7209 loop unrolling do not happen at -O2.
7211 2009-02-12 Michael Matz <matz@suse.de>
7213 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7215 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7217 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7220 2009-02-12 Ben Elliston <bje@au.ibm.com>
7222 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7223 patterns when updating the back chain. Missed in the 2009-02-10
7226 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7228 * doc/extend.texi (Decimal Floating Types): Update identifier of
7229 draft TR and list of missing support.
7231 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7234 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7235 bit to variable length decl's flags, add it also to its
7236 pointer replacement variable.
7238 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7239 Jakub Jelinek <jakub@redhat.com>
7242 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7243 (memory_blockage): New expander.
7244 (*memory_blockage): New insn pattern.
7245 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7246 instead of general blockage at the end of function prologue when
7247 frame pointer is used to access red zone area. Do not emit blockage
7248 when profiling, it is emitted in generic code.
7249 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7250 function epilogue when frame pointer is used to access red zone area.
7252 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7255 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7256 by arithmetic with memory operands.
7257 * config/i386/predicates.md (commutative_operator): New.
7259 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7261 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7264 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7266 * alias.h (record_alias_subset): Declare.
7267 * alias.c (record_alias_subset): Make global.
7269 2009-02-10 Nick Clifton <nickc@redhat.com>
7271 * tree-parloops.c: Change license to GPLv3.
7272 * ipa-struct-reorg.c: Change license to GPLv3.
7273 * ipa-struct-reorg.h: Change license to GPLv3.
7275 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7278 * c-decl.c (start_struct): Return NULL on error.
7280 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7283 * cfgloopmanip.c (remove_path): Call remove_bbs after
7284 cancel_loop_tree, not before it.
7287 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7288 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7289 VAR_DECLs were seen.
7290 * tree-ssa-live.c (remove_unused_locals): Recompute
7291 cfun->has_local_explicit_reg_vars.
7292 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7293 copies or clearings if cfun->has_local_explicit_reg_vars.
7295 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7298 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7299 of function prologue when frame pointer is used to access
7302 2009-02-10 Richard Guenther <rguenther@suse.de>
7305 * gimplify.c (gimple_regimplify_operands): Always look if
7306 we need to create a temporary.
7308 2009-02-10 Richard Guenther <rguenther@suse.de>
7310 PR tree-optimization/39132
7311 * tree-loop-distribution.c (todo): New global var.
7312 (generate_memset_zero): Trigger TODO_rebuild_alias.
7313 (tree_loop_distribution): Return todo.
7315 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7318 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7319 (x86_64_reg_class_name): Removed.
7320 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7321 first one isn't X86_64_SSE_CLASS or any other ones aren't
7322 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7323 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7324 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7325 and 3 X86_64_SSEUP_CLASS.
7326 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7327 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7329 2009-02-10 Ben Elliston <bje@au.ibm.com>
7331 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7332 form instruction to update the stack back chain word, even if the
7333 user has disabled the generation of update instructions.
7334 (movdi_<mode>_update_stack): New.
7335 (movsi_update_stack): Likewise.
7336 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7337 always use an update form instruction to update the stack back
7340 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7343 * graphite.c (if_region_set_false_region): After moving a region in
7344 the false branch of a condition, remove the empty dummy basic block.
7345 (gloog): Remove wrong fix for PR38953.
7347 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7349 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7350 generation due to implicit sign extension.
7352 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7355 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7356 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7358 2009-02-09 Richard Guenther <rguenther@suse.de>
7361 * convert.c (convert_to_real): Disable (float)fn((double)x)
7362 to fnf(x) conversion if errno differences may occur and
7363 -fmath-errno is set.
7365 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7367 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7368 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7369 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7371 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7374 * c-common.c (handle_alias_attribute): Disallow attribute for
7375 anything not a FUNCTION_DECL or VAR_DECL.
7377 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7380 * real.c (do_compare): Special-case compare of zero against
7381 decimal float value.
7383 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7386 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7387 as indicating flexible array members unless the field itself is
7388 being declarared as the incomplete array.
7390 2009-02-06 Jan Hubicka <jh@suse.cz>
7392 PR tree-optimization/38844
7393 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7396 2009-02-06 Richard Guenther <rguenther@suse.de>
7399 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7400 fork because we may expand it as __gcov_fork.
7402 2009-02-06 Nick Clifton <nickc@redhat.com>
7404 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7406 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7408 PR tree-optimization/35659
7409 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7410 vn_phi_eq): Shortcut if hashcode does not match.
7411 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7413 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7414 and avoid iterative_hash_expr.
7415 (FOR_EACH_VALUE_ID_IN_SET): New.
7416 (value_id_compare): Remove.
7417 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7418 sort expressions by value id.
7420 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7423 * config/sh/predicates.md (general_movsrc_operand): Don't check
7424 the subreg of system registers here.
7426 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7429 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7432 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7434 PR rtl-optimization/39110
7435 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7436 addresses, not aligned ones.
7438 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7439 Richard Guenther <rguenther@suse.de>
7441 PR tree-optimization/39100
7442 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7443 comment says and add edges.
7445 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7448 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7449 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7451 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7453 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7454 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7455 register_bb_in_sese, new_sese, free_sese): Moved.
7456 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7457 outermost_loop_in_scop, build_scop_iteration_domain,
7458 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7459 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7460 Use loop_in_sese_p instead of loop_in_scop_p.
7461 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7462 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7463 (scopdet_basic_block_info): Fix bug in scop detection.
7464 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7465 eq_loop_to_cloog_loop): Remove.
7466 (nb_loops_around_loop_in_scop, nb_loop
7467 ref_nb_loops): Moved here...
7468 * graphite.h (ref_nb_loops): ... from here.
7469 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7470 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7471 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7472 * testsuite/gcc.dg/graphite/scop-19.c: New
7474 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7475 Hans-Peter Nilsson <hp@axis.com>
7477 PR rtl-optimization/37889
7478 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7479 Move offset handling from PLUS to before the switch. Use new
7480 arguments when considering SYMBOL_REFs too.
7481 (rtx_addr_can_trap_p): Pass dummy offset and size.
7482 (enum may_trap_p_flags): Remove.
7483 (may_trap_p_1): Pass size from MEM_SIZE.
7485 PR rtl-optimization/38921
7486 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7487 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7488 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7489 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7491 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7493 AVX Programming Reference (January, 2009)
7494 * config/i386/sse.md (*vpclmulqdq): New.
7496 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7498 PR tree-optimization/38977
7499 PR gcov-profile/38292
7500 * calls.c (special_function_p): Disregard __builtin_ prefix.
7502 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7504 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7505 non-indexable addresses even before reload.
7507 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7510 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7511 as having variable size. Do not give an error for unnamed
7512 parameters with [*] declarators. Give a warning for type names
7513 with [*] declarators and mark them as variable size.
7514 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7515 for sizeof applied to [*] type names.
7517 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7520 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7522 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7524 * gcc.c (process_command): Update copyright notice dates.
7525 * gcov.c (print_version): Likewise.
7526 * gcov-dump.c (print_version): Likewise.
7527 * mips-tfile.c (main): Likewise.
7528 * mips-tdump.c (main): Likewise.
7530 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7533 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7534 for composite type involving a zero-length array type.
7536 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7539 * function.c (match_asm_constraints_1): Skip over
7540 initial optional % in the constraint.
7543 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7544 supported, don't accept FIXED_CSTs.
7545 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7546 and _Sat is used without _Fract/_Accum. Set specs->type to
7547 integer_type_node for cts_fract/cts_accum if fixed point is not
7550 2009-02-02 Catherine Moore <clm@codesourcery.com>
7552 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7554 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7556 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7557 (ABI_HAS_64BIT_SYMBOLS): Use it.
7558 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7560 2009-02-02 Paul Brook <paul@codesourcery.com>
7562 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7564 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7567 * recog.h (asm_operand_ok): Add constraints argument.
7568 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7569 recurse on matching constraint.
7570 (check_asm_operands): Pass constraints as 3rd argument to
7571 asm_operand_ok. Don't look up matching constraint here.
7572 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7575 2009-02-02 Ben Elliston <bje@au.ibm.com>
7577 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7578 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7580 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7582 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7583 information. Remove some obsolete information. Reorganize.
7585 * config/pa/fptr.c: Revert license to GPL 2.
7586 * config/pa/milli64.S: Likewise.
7588 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7591 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7592 LIBRARY name in, instead of hard-coding it.
7593 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7594 extra target make frag to tmake_files according to EH model.
7595 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7596 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7597 frags that define makefile variable EH_MODEL appropriately.
7598 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7599 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7600 to "-sjlj" according to type of EH configured.
7601 (LIBGCC_SONAME): Concatenate it to shared library base name.
7602 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7603 to "_sjlj" according to type of EH configured.
7604 (LIBGCC_SONAME): Concatenate it to shared library base name.
7605 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7606 (SHLIB_LINK): Add missing semicolon to if-else construct.
7607 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7608 string value of "pe_dll" command-line option.
7609 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7610 (SHLIB_SONAME): Use it when overriding t-cygming default.
7611 (SHLIB_IMPLIB): Override t-cygming default.
7612 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7613 string value of "pe_dll" command-line option.
7615 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7618 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7619 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7621 2009-01-31 Richard Guenther <rguenther@suse.de>
7623 PR tree-optimization/38937
7624 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7625 computing the transitive closure.
7627 2009-01-30 Richard Guenther <rguenther@suse.de>
7629 PR tree-optimization/39041
7630 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7631 Propagate variable indices only if the types match for this stmt.
7633 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7636 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7637 inline but never defined.
7639 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7641 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7642 (*insv_h_di_reg_extimm): New insn.
7643 (*insv_l<mode>_reg_extimm): New insn.
7645 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7647 * config/picochip/picochip.c (flag_conserve_stack): set
7648 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7649 fconserve-stack. Reduce call-overhead used by inliner.
7651 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7654 * common.opt (flag_conserve_stack): Initialised to zero.
7656 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7659 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7660 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7663 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7665 * ira-color.c (allocno_reload_assign): Update comments.
7666 * regmove.c (regmove_optimize): Likewise.
7670 2009-01-29 Robert Millan <rmh@aybabtu.com>
7672 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7673 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7674 `MD_UNWIND_SUPPORT'.
7675 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7677 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7679 PR tree-optimization/39007
7680 * tree-loop-distribution.c (generate_builtin): Use
7681 recompute_dominator to compute the immediate dominator of the
7682 basic block just after the loop.
7684 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7686 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7687 (ASM_OUTPUT_DWARF_PCREL): Define.
7689 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7691 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7692 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7693 global. Modify entries about regmove and IRA.
7695 * ra-conflict.c: Remove the file.
7697 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7699 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7700 (pass_regclass_init): Rename to pass_reginfo_init.
7702 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7704 * toplev.h (flag_ira): Remove.
7706 * caller-save.c (setup_save_areas): Remove flag_ira.
7708 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7710 * global.c: Remove the file.
7712 * opts.c (decode_options): Remove flag_ira.
7714 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7716 * regmove.c: Modify file description.
7717 (find_use_as_address, try_auto_increment): Define them only if
7718 AUTO_INC_DEC is defined.
7719 (replacement_quality, replace_in_call_usage, fixup_match_1,
7720 stable_and_no_regs_but_for_p): Remove.
7721 (reg_set_in_bb): Make it static.
7722 (regmove_optimize): Remove flag_ira and code which worked for
7725 * local-alloc.c: Remove the file.
7727 * common.opt (fira): Remove.
7729 * ira.c: Include except.h.
7730 (eliminable_regset): Move from global.c.
7731 (mark_elimination): Ditto. Remove flag_ira.
7732 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7733 equiv_mem_modified, validate_equiv_mem_from_store,
7734 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7735 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7736 no_equiv, recorded_label_ref): Move from local-alloc.c.
7737 (update_equiv_regs): Ditto. Make it static.
7738 (print_insn_chain, print_insn_chains): Move it from global.c.
7739 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7740 (build_insn_chain): Ditto. Make it static.
7741 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7742 Rename to init_live_subregs.
7743 (gate_ira): Remove flag_ira.
7745 * regclass.c: Rename reginfo.c. Change file description.
7746 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7747 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7748 (init_reg_sets_1): Remove code for evaluation of
7749 reg_class_superclasses and losing_caller_save_reg_set.
7750 (init_regs): Remove init_reg_autoinc.
7751 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7752 ok_for_base_p_nonstrict): Remove.
7753 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7754 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7755 corresponding entries.
7756 (dump_regclass, record_operand_costs, scan_one_insn,
7757 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7758 record_address_regs, auto_inc_dec_reg_p): Remove.
7759 (gt-regclass.h): Rename to gt-reginfo.h.
7761 * rtl.h (dump_global_regs, retry_global_alloc,
7762 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7764 * Makefile.in (RA_H): Remove.
7765 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7766 Rename regclass.o to reginfo.o.
7767 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7769 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7770 (GTFILES): Rename regclass.c to reginfo.c.
7772 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7773 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7775 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7776 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7778 (finish_spills): Ditto. Remove code for !flag_ira.
7780 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7783 * doc/invoke.texi (rtl debug options): Complete rewrite.
7784 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7786 * mode-switching.c (pass_mode_switching): Rename pass from
7787 "mode-sw" to "mode_sw".
7788 * except.c (pass_convert_to_eh_ranges): Rename pass from
7789 "eh-ranges" to "eh_ranges".
7790 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7794 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7795 Alexander Monakov <amonakov@ispras.ru>
7798 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7800 (move_exprs_to_boundary): Change return type and pass through
7801 should_move from move_op. Relax assert. Update usage ...
7802 (schedule_expr_on_boundary): ... here. Use should_move instead of
7804 (move_op_orig_expr_found): Indicate that insn was disconnected from
7806 (code_motion_process_successors): Do not call after_merge_succs
7807 callback if original expression was not found when traversing any of
7809 (code_motion_path_driver): Change return type. Update prototype.
7810 (move_op): Update comment. Add a new parameter (should_move). Update
7811 prototype. Set *should_move based on indication provided by
7812 move_op_orig_expr_found.
7814 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7816 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7817 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7818 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7819 * config/rs6000/rs6000.c (rs6000_override_options): Default
7820 avoid-indexed-addresses on for Power6, off for everything else.
7821 (avoiding_indexed_address_p): New function.
7822 (rs6000_legitimize_address): Use it.
7823 (rs6000_legitimate_address): Likewise.
7824 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7826 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7828 PR tree-optimization/38997
7829 * tree-loop-distribution.c (generate_memset_zero): Use
7830 POINTER_PLUS_EXPR for a pointer addition.
7832 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7834 * config/s390/s390.md (bswap<mode>2): New pattern added.
7836 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7838 * config/s390/s390.md (*tls_load_31): Added type attribute.
7840 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7842 * config/s390/s390.md: Fix a few comments.
7844 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7846 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7847 (*tm<mode>_full): Fixed z10prop attribute.
7848 (*tst<mode>_extimm): Fixed z10prop attribute.
7849 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7850 (*tstqiCCT_cconly): Fixed z10prop attribute.
7851 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7852 (*movsi_larl): Fixed z10prop attribute.
7853 (*movsi_zarch): Fixed z10prop attribute.
7854 (*movsi_eas): Fixed z10prop attribute.
7855 (*movhi): Fixed z10prop attribute.
7856 (*movqi): Fixed z10prop attribute.
7857 (*movstrictqi): Fixed z10prop attribute.
7858 (*mov<mode>): Fixed z10prop attribute.
7859 (*movcc): Fixed z10prop attribute.
7860 (*sethighpartdi_64): Fixed z10prop attribute.
7861 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7862 (*negdi2_sign_cc): Fixed z10prop attribute.
7863 (*negdi2_sign): Fixed z10prop attribute.
7864 (*absdi2_sign_cc): Fixed z10prop attribute.
7865 (*absdi2_sign): Fixed z10prop attribute.
7866 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7867 (*negabsdi2_sign): Fixed z10prop attribute.
7868 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7869 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7870 (doloop_si64): Fixed z10prop attribute.
7871 (doloop_si31): Fixed z10prop attribute.
7872 (doloop_long): Fixed z10prop attribute.
7873 (indirect_jump): Fixed z10prop attribute.
7874 (nop): Fixed z10prop attribute.
7875 (main_base_64): Fixed z10prop attribute.
7876 (reload_base_64): Fixed z10prop attribute.
7878 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7880 PR rtl-optimization/38740
7881 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7883 * config/mips/mips.c (mips_reorg): Likewise.
7885 2009-01-28 Richard Guenther <rguenther@suse.de>
7887 PR tree-optimization/38926
7888 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7889 with the correct value id to a value.
7890 (do_regular_insertion): Use the value number of edoubleprime
7891 for the value number of the expr.
7894 2008-08-21 Richard Guenther <rguenther@suse.de>
7896 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7897 a PHI ask VN if it is already available.
7898 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7899 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7901 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7904 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7905 set to varying whenever max has TREE_OVERFLOW set, similarly
7906 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7908 2009-01-28 Richard Guenther <rguenther@suse.de>
7911 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7912 uninitialized aggregate uses in call arguments.
7914 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7916 PR tree-optimization/38984
7917 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7918 the nothing_id variable if -fno-delete-null-pointer-checks.
7920 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7923 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7924 (set_got_offset_rex64): Ditto.
7926 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7929 * doc/extend.texi: Improve local variable with asm reg.
7931 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7933 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7934 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7935 was not supplied then set warn_packed_bitfield_compat to the
7937 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7940 2009-01-27 Richard Guenther <rguenther@suse.de>
7942 PR tree-optimization/38503
7943 * cfgexpand.c (expand_gimple_basic_block): Ignore
7944 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7945 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7946 variables that cannot have TBAA applied.
7947 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7950 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7953 * calls.c (initialize_argument_information): Do not wrap complex
7954 arguments in SAVE_EXPR.
7956 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7958 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7959 (INSTALL_LIBGCC): Revert typo commit.
7961 2009-01-26 Richard Guenther <rguenther@suse.de>
7963 PR tree-optimization/38745
7964 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7965 from special handling.
7967 2009-01-26 Richard Guenther <rguenther@suse.de>
7969 PR tree-optimization/38745
7970 * tree-ssa.c (execute_update_addresses_taken): Do not include
7971 variables that cannot possibly be a register in not_reg_needs.
7972 Do not clear TREE_ADDRESSABLE on vars that may not become
7974 * tree-ssa.c (update_alias_info_1): Include those in the set
7975 of addressable vars.
7977 2009-01-26 Richard Guenther <rguenther@suse.de>
7980 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7981 * tree-ssa-dse.c: Include langhooks.h
7982 (execute_simple_dse): Remove stores with zero size.
7984 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7987 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7990 2009-01-24 Julian Brown <julian@codesourcery.com>
7992 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7993 config/arm/linux-atomic.c.
7994 * config/arm/linux-atomic.c: New.
7996 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7998 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7999 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8000 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8002 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8005 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8008 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8010 PR tree-optimization/38953
8011 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8012 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8013 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8014 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8017 2009-01-24 Paul Brook <paul@codesourcery.com>
8019 * config/arm/neon.md (neon_type): Move to arm.md.
8020 (neon_mov<VSTRUCT>): Add neon_type attribute.
8021 * config/arm/arm.md (neon_type): Move to here.
8022 (conds): Add "unconditioal" and use as default for NEON insns.
8024 2009-01-24 Ben Elliston <bje@au.ibm.com>
8026 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8027 void *' warning from -Wc++-compat.
8028 * Makefile.in (dominance.o-warn): Remove.
8030 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8032 PR tree-optimization/38932
8033 * fold-const.c (fold_unary_ignore_overflow): New.
8034 * tree.h (fold_unary_ignore_overflow): Declare.
8035 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8036 * tree-ssa-sccvn.c (visit_reference_op_load,
8037 simplify_unary_expression): Likewise.
8039 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8041 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8042 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8043 regardless of their type.
8044 * c-common.c (handle_packed_attribute): Don't ignore packed on
8046 * c.opt (Wpacked-bitfield-compat): New warning option.
8047 * stor-layout.c (place_field): Warn if offset of a field changed.
8048 * doc/extend.texi (packed): Mention the ABI change.
8049 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8050 (Warning Options): Add it to the list.
8052 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8054 * c-opts.c (c_common_post_options): Fix a typo in comments.
8056 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8059 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8060 variables to static.
8061 * doc/invoke.texi (-fmerge-all-constants): Update description.
8063 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8066 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8067 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8069 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8071 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8073 (LOCAL_ALIGNMENT): Similarly.
8075 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8076 Joseph Myers <joseph@codesourcery.com>
8078 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8079 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8080 * config/arm/arm-tune.md: Regenerate.
8081 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8084 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8086 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8087 version number to five.
8089 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8092 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8093 * c-common.c (set_underlying_type): Likewise.
8094 (is_typedef_decl ): Likewise
8096 (set_underlying_type): Likewise.
8097 (is_typedef_type): Likewise.
8099 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8102 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8105 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8108 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8109 (LIBGCC_SPEC): Don't define.
8110 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8112 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8114 PR rtl-optimization/38879
8115 * alias.c (base_alias_check): Unaligned access via AND address can
8116 alias all surrounding object types except those with sizes equal
8117 or wider than the size of unaligned access.
8119 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8122 * c-decl.c (clone_underlying_type): Move this ...
8123 * c-common.c (set_underlying_type): ... here.
8124 Also, make sure the function properly sets TYPE_STUB_DECL() on
8125 the newly created typedef variant type.
8126 (is_typedef_decl ): New entry point.
8127 * tree.h: Added a new member member_types_needing_access_check to
8128 struct tree_decl_non_common.
8129 (set_underlying_type): New entry point.
8130 (is_typedef_type): Likewise.
8132 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8134 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8135 Check whether two instructions have memory references that
8136 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8137 are helper functions for traversing.
8138 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8139 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8140 not to draw dependency edge for instructions with non-conflicting
8143 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8146 * longlong.h: Update copyright years. Use soft-fp license notice.
8147 Sync __clz_tab declaration with glibc.
8149 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8152 * doc/extend.texi (syscall_linkage): New.
8153 (version_id): Modify.
8155 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8156 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/38747
8159 PR tree-optimization/38748
8160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8161 conversion if the base address is an indirect reference and the
8162 aliasing sets could cause issues.
8164 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8166 * common.opt (fgraphite, fgraphite-identity): Add comment for
8167 explaining why these options are not documented.
8169 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8171 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8172 gimple_call_lhs is NULL.
8174 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8177 * emit-rtl.c (adjust_address_1): Make sure memref is never
8180 2009-01-20 Ben Elliston <bje@au.ibm.com>
8182 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8183 const qualifier from arg parameter. Remove unnecessary cast to char *.
8184 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8185 const qualifier from arg 2.
8187 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8189 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8191 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8194 * rtl.h (reinit_regs): New prototype.
8195 * regclass.c: Include ira.h.
8197 * Makefile.in (regclass.o): Add ira.h.
8198 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8200 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8203 * c-common.c (handle_aligned_attribute): Use
8204 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8205 default alignment value.
8207 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8209 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8210 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8212 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8213 __BIGGEST_ALIGNMENT__.
8215 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8217 2009-01-18 Richard Guenther <rguenther@suse.de>
8219 PR tree-optimization/38819
8220 * tree-flow.h (operation_could_trap_helper_p): Declare.
8221 * tree-eh.c (operation_could_trap_helper_p): Export.
8222 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8223 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8224 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8225 are about to insert a possibly trapping instruction and fail
8228 2009-01-18 Andreas Schwab <schwab@suse.de>
8230 * doc/install.texi (Configuration): Remove obsolete paragraph
8231 about use of --with-gnu-ld with --with-gnu-as.
8233 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8235 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8236 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8237 Follow spelling conventions.
8239 2009-01-18 Ben Elliston <bje@au.ibm.com>
8241 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8242 C++ warning about implicit conversion from void * to struct
8244 (bitmap_obstack_free): Likewise for bitmap_element *.
8245 * Makefile.in (bitmap.o-warn): Remove.
8247 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8249 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8251 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8252 Tobias Grosser <tobi.grosser@amd.com>
8254 * graphite.c (graphite_trans_scop_block): Do not block single
8257 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8259 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8260 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8261 test with assertion.
8263 2009-01-16 Richard Guenther <rguenther@suse.de>
8265 PR tree-optimization/38835
8267 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8268 and INT + PTR -> (INT)(PTR p+ INT) folding.
8269 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8271 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8274 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8275 the subreg from a lowpart subreg if it is also casting the value.
8277 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8278 Tobias Grosser <tobi.grosser@amd.com>
8280 * graphite.c (compare_prefix_loops): New.
8281 (build_scop_canonical_schedules): Rewritten.
8282 (graphite_transform_loops): Move build_scop_canonical_schedules
8283 after build_scop_iteration_domain.
8285 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8286 Tobias Grosser <tobi.grosser@amd.com>
8288 * graphite.c (add_conditions_to_domain): Add the loops to
8289 the dimension of the iteration domain. Do copy the domain
8290 only when it exists.
8291 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8292 (add_conditions_to_constraints): New.
8293 (can_generate_code_stmt, can_generate_code): Removed.
8294 (gloog): Do not call can_generate_code.
8295 (graphite_transform_loops): Call add_conditions_to_constraints
8296 after building the iteration domain.
8298 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8300 PR tree-optimization/38789
8301 * tree-ssa-threadedge.c
8302 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8303 __builtin_constant_p.
8305 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8307 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8308 examined before deleting them.
8310 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8312 * function.c (aggregate_value_p): Correctly extract the function
8313 type from CALL_EXPR_FN lookup.
8315 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8317 * config/picochip/picochip.c (picochip_override_options): Revert
8318 CFI asm flag disable commited previously.
8320 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8321 Tobias Grosser <tobi.grosser@amd.com>
8322 Jan Sjodin <jan.sjodin@amd.com>
8324 * graphite.c (scan_tree_for_params): On substractions negate
8325 all the coefficients of the term.
8326 (clast_to_gcc_expression_red): New. Handle reduction expressions
8327 of more than two operands.
8328 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8329 (get_vdef_before_scop): Handle also the case of default definitions.
8331 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8333 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8334 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8335 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8337 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8338 Joey Ye <joey.ye@intel.com>
8341 * cfgexpand.c (expand_stack_alignment): Don't update stack
8342 boundary nor check incoming stack boundary here.
8343 (gimple_expand_cfg): Update stack boundary and check incoming
8344 stack boundary here.
8346 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8348 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8350 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8352 PR rtl-optimization/38245
8353 * calls.c (expand_call): Add stack arguments to
8354 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8355 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8356 in regs and partially in memory or BLKmode arguments.
8357 (emit_library_call_value_1): Add stack arguments to
8358 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8359 ACCUMULATE_OUTGOING_ARGS).
8360 * dce.c: Include tm_p.h.
8361 (find_call_stack_args): New function.
8362 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8364 (mark_insn): Call find_call_stack_args for CALL_Ps.
8365 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8366 forwards. Allocate and free arg_stores bitmap if needed, pass it
8367 down to deletable_insn_p, don't mark stores set in arg_stores
8368 bitmap, clear the bitmap at the beginning of each bb.
8369 * Makefile.in (dce.o): Depend on $(TM_P_H).
8371 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8374 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8375 to make sure the insn is a conditional test (bug 22599). Reformat a
8378 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8381 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8382 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8383 (gloog): Do not call cleanup_tree_cfg.
8384 (graphite_transform_loops): Call cleanup_tree_cfg after all
8385 scops have been code generated.
8387 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8388 * doc/gty.texi (Invoking the garbage collector): Added new node
8389 and section documenting ggc_collect.
8391 2009-01-14 Richard Guenther <rguenther@suse.de>
8393 PR tree-optimization/38826
8395 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8396 initialization notes only if we actually emitted a warning.
8397 (intra_create_variable_infos): Add constraints for a result decl
8398 that is passed by hidden reference.
8399 (build_pred_graph): Mark all related variables non-direct on
8402 2009-01-14 Nick Clifton <nickc@redhat.com>
8404 * ira-conflicts.c: Include addresses.h for the definition of
8406 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8407 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8409 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8412 * Makefile.in (ira-lives.o): Add except.h.
8414 * ira-lives.c: Include except.h.
8415 (process_bb_node_lives): Process can_throw_internal.
8417 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8419 PR rtl-optimization/38774
8420 * combine.c (simplify_set): When undoing cc_use change, don't do
8421 PUT_CODE on the newly created comparison, but instead put back the
8424 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8426 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8427 values. Remove duplicate arm8 entry.
8429 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8431 PR tree-optimization/38786
8432 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8433 the SSA_NAME case of expand_scalar_variables_expr.
8434 Set the type of an expression to the type of its assign statement.
8435 (expand_scalar_variables_expr): Also gather the scalar computation
8436 used to index the memory access. Do not pass loop_p.
8437 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8438 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8439 the gimple_stmt_iterator where it inserts new code.
8441 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8442 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8444 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8446 * graphite.h (debug_value): Removed.
8447 * graphite.c (debug_value): Removed.
8449 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8451 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8452 ldrd/strd with two 32-bit instructions.
8454 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8456 * config/arm/arm.c (struct processors): Pass for speed down into
8457 cost helper functions.
8458 (const_ok_for_op): Handle COMPARE and inequality nodes.
8459 (arm_rtx_costs_1): Rewrite.
8460 (arm_size_rtx_costs): Update prototype.
8461 (arm_rtx_costs): Pass speed down to helper functions.
8462 (arm_slowmul_rtx_costs): Rework cost calculations.
8463 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8464 (arm_9e_rtx_costs): Likewise.
8466 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8468 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8469 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8470 (alpha_legitimize_address): Do not split local symbols wider than
8471 UNITS_PER_WORD into HIGH/LO_SUM parts.
8473 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8476 * gcc.c (process_command): Replace call to execvp with calls
8477 to pex_one and exit.
8479 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8482 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8483 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8484 variant for devices with 3-byte PC.
8485 (__tablejump_elpm__): New.
8487 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8490 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8491 offsetof member-designator, handle it as `[0].'.
8493 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8495 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8496 function when not using named sections on targets with named sections
8497 if branch distance is less than 262132.
8499 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8501 * combine.c (combine_instructions): Recompute
8502 optimize_this_for_speed_p for each BB in the main combine loop.
8504 2009-01-12 Tomas Bily <tbily@suse.cz>
8507 * tree-loop-distribution.c (prop_phis): New function.
8508 (generate_builtin): Call prop_phis.
8509 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8511 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8513 PR tree-optimization/38807
8514 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8515 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8517 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8519 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8520 subreg of op0 to the original op0.
8522 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8524 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8526 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8529 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8530 starting with digits.
8532 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8535 * config/arm/arm.c (arm_is_long_call_p): Don't call
8536 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8538 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8540 * regrename.c (regrename_optimize): Fix dumping.
8541 (find_oldest_value_reg): Preserve REG_POINTER.
8542 (copy_hardreg_forward_1): Likewise.
8544 2009-01-09 Diego Novillo <dnovillo@google.com>
8546 * gimple.h (struct gimple_statement_base) <uid>: Document
8547 the restrictions on its use.
8549 (gimple_set_uid): Tidy.
8551 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8553 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8554 zero guard even if align_bytes != 0 and count is smaller than
8557 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8559 PR rtl-optimization/38495
8560 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8561 (add_range_and_copies_from_move_list): Print all added ranges.
8562 Add ranges to memory optimized destination.
8564 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8568 * config/i386/i386.c (override_options): Reject
8569 -mstringop-strategy=rep_8byte with -m32.
8570 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8571 to 1. Do count comparison against epilogue_size_needed at compile
8572 time even when count_exp was constant forced into register. For
8573 size_needed don't jump to epilogue, instead just avoid aligning
8574 and invoke the body algorithm. If need_zero_guard, add zero guard
8575 even if count is non-zero, but smaller than size_needed + number of
8576 bytes that could be stored for alignment.
8577 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8578 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8579 but smaller than size_needed + number of bytes that could be stored
8580 for alignment. Compare size_needed with epilogue_size_needed instead
8581 of desired_align - align, don't adjust size_needed, pass
8582 epilogue_size_needed to the epilogue expanders.
8585 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8587 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8589 * pa.c (last_address): Change to unsigned.
8590 (update_total_code_bytes): Change argument to unsigned. Don't
8591 check if insn addresses are set.
8592 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8593 addresses are not set.
8594 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8596 2009-01-09 Nick Clifton <nickc@redhat.com>
8598 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8599 DECL_DECLARED_INLINE_P.
8601 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8604 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8605 GET_MODE (op0) in operand_subword_force calls.
8608 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8609 fold_convert arg0 operands to TREE_TYPE (op0) first.
8611 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8613 * params.def (ira-max-conflict-table-size): Decrease default value
8616 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8618 PR tree-optimization/37031
8619 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8621 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8622 allocate it using gc instead of heap, use VEC_quick_push instead of
8624 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8625 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8626 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8627 allocated vector from heap allocated.
8628 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8629 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8630 vector only after perfect_loop_nest_depth call.
8632 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8633 Jan Sjodin <jan.sjodin@amd.com>
8635 PR tree-optimization/38559
8636 * graphite.c (debug_value, copy_constraint,
8637 swap_constraint_variables, scale_constraint_variable, ): New.
8638 (get_lower_bound, get_upper_bound): Removed.
8639 (graphite_trans_bb_strip_mine): Clean up this code that works
8640 only for constant number of iterations. Fully copy upper and
8641 lower bound constraints, not only the constant part of them.
8642 * graphite.h (debug_value): Declared.
8644 2009-01-08 Ira Rosen <irar@il.ibm.com>
8646 PR tree-optimization/37194
8647 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8648 Don't add the cost of cost model guard in prologue to scalar
8649 outside cost in case of known number of iterations.
8651 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8652 Alan Modra <amodra@bigpond.net.au>
8654 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8655 non-word-aligned REG+CONST addressing.
8657 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8660 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8661 free_after_compilation when outputting a thunk.
8662 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8663 Do not call free_after_compilation here.
8665 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8667 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8668 (ix86_valid_target_attribute_inner_p): Ditto.
8670 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8672 PR tree-optimization/38492
8673 PR tree-optimization/38498
8674 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8675 * tree-chrec.h (scev_is_linear_expression): Declared.
8676 * graphite.c (graphite_cannot_represent_loop_niter): New.
8677 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8678 (graphite_loop_normal_form): Use gcc_assert.
8679 (scan_tree_for_params): Use CASE_CONVERT.
8680 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8681 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8682 Use gcc_assert. Discard scops that contain unhandled cases.
8683 (build_scop_conditions): Return a boolean status for unhandled cases.
8684 (strip_mine_profitable_p): Print the loop number, not its depth.
8685 (is_interchange_valid): Pass the depth of the loop nest, don't
8686 recompute it wrongly.
8687 (graphite_trans_bb_block): Same.
8688 (graphite_trans_bb_block): Print tentative of loop blocking.
8689 (graphite_trans_scop_block): Do not print that the loop has been
8691 (graphite_transform_loops): Do not handle scops that contain condition
8694 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8696 AVX Programming Reference (December, 2008)
8697 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8698 (_mm256_stream_pd): Likewise.
8699 (_mm256_stream_ps): Likewise.
8701 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8702 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8703 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8704 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8705 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8706 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8707 (ix86_expand_special_args_builtin): Likewise.
8709 * config/i386/sse.md (AVXMODEDI): New.
8710 (avx_movnt<mode>): Likewise.
8711 (avx_movnt<mode>): Likewise.
8712 (<sse>_movnt<mode>): Remove AVX support.
8713 (sse2_movntv2di): Likewise.
8715 2009-01-07 Richard Guenther <rguenther@suse.de>
8718 * fold-const.c (extract_muldiv): Remove obsolete comment.
8719 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8720 to PLUS_EXPR canonicalization for the canonicalization.
8722 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8724 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8725 hosted cross-compilers generating less efficient code.
8727 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8729 * function.h (rtl_data): Add a dbr_scheduled_p field.
8730 * reorg.c (dbr_schedule): Set it.
8731 (gate_handle_delay_slots): Check it.
8732 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8733 (mips_reorg): Check flag_delayed_branch instead of
8734 mips_base_delayed_branch.
8735 (mips_override_options): Don't set mips_base_delayed_branch
8736 or flag_delayed_branch.
8738 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8740 PR rtl-optimization/38426.
8741 * ira.c (ira): Set current_function_is_leaf earlier.
8743 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8745 PR rtl-optimization/38722
8746 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8747 too early, only set a flag and modify after last possible
8750 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8753 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8754 * real.c (decimal_single_format): Correct values of emin and emax.
8755 (decimal_double_format): Ditto.
8756 (decimal_quad_format): Ditto.
8757 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8758 computation of DECnn_MIN and DECnn_MAX for corrected values of
8759 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8760 __DECnn_MIN__, and adjust its computation for the corrected value
8763 2009-01-06 Jan Hubicka <jh@suse.cz>
8766 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8768 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8770 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8771 Add Robert Clark to the list of testers.
8773 2009-01-06 Jan Hubicka <jh@suse.cz>
8774 Kai Tietz <kai.tietz@onevision.com>
8776 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8777 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8779 2009-01-06 Jan Hubicka <jh@suse.cz>
8780 Kai Tietz <kai.tietz@onevision.com>
8782 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8784 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8785 (ix86_nsaved_regs): Count only general purpose regs.
8786 (ix86_nsaved_sseregs): New.
8787 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8788 to 16 for w64; compute padding and size of sse reg save area.
8789 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8790 general purpose regs.
8791 (ix86_emit_save_sse_regs_using_mov): New.
8792 (ix86_expand_prologue): Save SSE regs if needed.
8793 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8794 (ix86_emit_restore_sse_regs_using_mov): New.
8795 (ix86_expand_epilogue): Save SSE regs if needed.
8797 2009-01-06 Jan Hubicka <jh@suse.cz>
8798 Kai Tietz <kai.tietz@onevision.com>
8800 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8801 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8802 functions when accumulate outgoing args is off.
8804 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8807 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8808 before using pseudos_have_intersected_live_ranges_p.
8810 * ira-int.h (ira_assert): Always define.
8812 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8814 AVX Programming Reference (December, 2008)
8815 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8816 (_mm256_permute2_pd): Likewise.
8817 (_mm_permute2_ps): Likewise.
8818 (_mm256_permute2_ps): Likewise.
8819 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8820 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8822 * config/i386/i386.c (ix86_builtins): Remove
8823 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8824 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8825 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8826 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8827 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8828 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8829 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8830 __builtin_ia32_vpermil2ps256.
8831 (ix86_init_mmx_sse_builtins): Updated.
8832 (ix86_expand_args_builtin): Likewise.
8834 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8836 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8837 long absolute calls when generating PA 2.0 code.
8839 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8841 PR rtl-optimization/38583
8842 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8844 * params.def (ira-max-conflict-table-size): New.
8846 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8848 * ira.h (ira_conflicts_p): New external definition.
8850 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8851 table. Report this. Return result of building.
8852 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8853 building conflict table.
8855 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8856 (ira_color): Use ira_conflicts_p.
8858 * global.c: Include ira.h.
8859 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8862 * Makefile.in (global.o): Add ira.h.
8864 * ira-build.c (mark_all_loops_for_removal,
8865 propagate_some_info_from_allocno): New.
8866 (remove_unnecessary_allocnos): Call
8867 propagate_some_info_from_allocno.
8868 (remove_low_level_allocnos): New.
8869 (remove_unnecessary_regions): Add parameter. Call
8870 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8871 parameter to remove_unnecessary_regions.
8872 (ira_build): Remove all regions but root if the conflict table was
8873 not built. Update conflict hard regs for allocnos crossing calls.
8875 * ira.c (ira_conflicts_p): New global.
8876 (ira): Define and use ira_conflicts_p.
8878 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8879 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8880 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8882 2009-01-06 Ben Elliston <bje@au.ibm.com>
8884 * gengtype-lex.l (YY_NO_INPUT): Define.
8886 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8889 * c-common.c (handle_vector_size_attribute): Also reject
8892 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8894 PR tree-optimization/38492
8895 * graphite.c (rename_map_elt, debug_rename_elt,
8896 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8897 rename_map_elt_info, eq_rename_map_elts,
8898 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8899 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8900 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8901 (sese_build_livein_liveouts): New.
8902 (new_sese, free_sese): New.
8903 (new_scop): Call new_sese.
8904 (free_scop): Call free_sese.
8905 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8906 (register_old_new_names): Renamed register_old_and_new_names.
8907 (register_scop_liveout_renames, add_loop_exit_phis,
8908 insert_loop_close_phis, struct igp,
8909 default_liveout_before_guard, add_guard_exit_phis,
8910 insert_guard_phis, copy_renames): New.
8911 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8912 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8913 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8914 (scop_adjust_phis_for_liveouts): New.
8915 (gloog): Call scop_adjust_phis_for_liveouts.
8917 * graphite.h (struct sese): Documented. Added fields liveout,
8919 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8920 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8921 (struct scop): Added field liveout_renames.
8922 (SCOP_LIVEOUT_RENAMES): New.
8924 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8926 PR tree-optimization/38510
8927 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8928 (translate_clast): Call recompute_all_dominators before
8930 (gloog): Call recompute_all_dominators before graphite_verify.
8932 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8933 Jan Sjodin <jan.sjodin@amd.com>
8935 PR tree-optimization/38500
8936 * graphite.c (create_sese_edges): Call fix_loop_structure after
8939 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8941 * config.gcc: Add m32r*-*-rtems*.
8942 * config/m32r/rtems.h: New file.
8944 2009-01-05 Ben Elliston <bje@au.ibm.com>
8946 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8947 (.po.pox): Likewise.
8948 (po/gcc.pot): Likewise.
8950 2009-01-04 David S. Miller <davem@davemloft.net>
8952 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8953 (STARTING_FRAME_OFFSET): Always set to zero.
8955 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8957 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8958 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8959 fixed-point types, and vectors of the same.
8961 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8963 * config/mips/sync.md (*mb_barrier): Rename to...
8964 (*memory_barrier): ...this.
8966 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8968 * doc/extend.texi (Function Attributes): Move @cindex after @item
8969 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8970 and put in alphabetical order. Fix 'target' name and put in order.
8971 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8974 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8976 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8977 (memory_barrier): Expand as unspec instead of unspec_volatile.
8978 Remove mem:BLK from insn operands. Use Pmode scratch register.
8979 (*memory_barrier): Define as unspec instead of unspec_volatile.
8980 Use (match_dup 0) as input operand.
8982 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8983 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8984 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8985 scratch register. Remove operand 1.
8986 (*stbar): Define as unspec instead of unspec_volatile.
8987 Use (match_dup 0) as input operand, remove (const_int 8).
8988 (*membar): Define as unspec instead of unspec_volatile.
8989 Use (match_dup 0) as input operand, remove input operand 2.
8991 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8992 (memory_barrier): Expand as unspec instead of unspec_volatile.
8993 Remove mem:BLK from insn operands. Use Pmode scratch register.
8994 (*memory_barrier): Define as unspec instead of unspec_volatile.
8995 Use (match_dup 0) as input operand.
8997 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8998 Remove mem:BLK from insn operands. Use Pmode scratch register.
8999 Set volatile flag on operand 0.
9000 (*memory_barrier): New insn pattern.
9002 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9004 (*memory_barrier): Use (match_dup 0) as input operand.
9006 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9007 Remove mem:BLK from insn operands. Use Pmode scratch register.
9008 Set volatile flag on operand 0.
9009 (*mb_internal): New insn pattern.
9011 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9013 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9016 * function.c (struct temp_slot): Move to the section of the file
9017 that deals with temp slots. Remove field 'address'.
9018 (temp_slot_address_table): New hash table of address -> temp slot.
9019 (struct temp_slot_address_entry): New struct, items for the table.
9020 (temp_slot_address_compute_hash, temp_slot_address_hash,
9021 temp_slot_address_eq, insert_temp_slot_address): Support functions
9023 (find_temp_slot_from_address): Rewrite to use the new hash table.
9024 (remove_unused_temp_slot_addresses): Remove addresses of temp
9025 slots that have been made available.
9026 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9027 worker function for remove_unused_temp_slot_addresses.
9028 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9029 Add the temp slot address to the address -> temp slot map.
9030 (update_temp_slot_address): Update via insert_temp_slot_address.
9031 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9032 (pop_temp_slots): Likewise.
9033 (init_temp_slots): Allocate the address -> temp slot map, or empty
9034 the map if it is already allocated.
9035 (prepare_function_start): Initialize temp slot processing.
9037 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9040 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9041 Calculate the size of all stack vars assuming no packing of stack
9042 vars will happen, replacing a quadratic algorithm with a linear one.
9044 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9047 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9050 2009-01-03 Diego Novillo <dnovillo@google.com>
9052 * doc/contrib.texi: Update contributions.
9054 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9057 * builtins.c (fold_builtin_memory_op): Give up if either operand
9058 is volatile. Set srctype or desttype to non-qualified version
9062 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9065 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9067 PR rtl-optimization/35805
9068 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9069 problem if fast dce is able to remove any instructions.
9070 * dce.c (dce_process_block): Fix dump message.
9072 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9075 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9077 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9080 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9081 * tree-pretty-print.c (op_code_prio): New function.
9082 (op_prio): No longer static. Use op_code_prio.
9083 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9084 Use op_prio and op_code_prio to determine if () should be
9085 printed around operand(s) or not.
9087 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9088 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9089 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9090 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9091 pp_character instead of pp_string for single letter printing.
9093 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9095 * doc/extend.texi: Fix '#pragma GCC option' typo.
9097 2009-01-02 Richard Guenther <rguenther@suse.de>
9099 * doc/install.texi (--enable-checking): Mention different
9101 (--enable-stage1-checking): Document.
9103 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9106 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9107 case to be an error.
9109 2009-01-02 Ben Elliston <bje@au.ibm.com>
9111 * config/fp-bit.h (pack_d): Constify argument.
9112 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9113 (isnan): Constify argument.
9117 (_fpadd_parts): Constify return type.
9118 (_fpmul_parts): Likewise.
9119 (_fpdiv_parts): Likewise.
9121 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9124 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9125 warn about overwriting initializer with side-effects or
9126 -Woverride-init if !IMPLICIT.
9127 (output_init_element): Likewise. Pass IMPLICIT down to
9129 (process_init_element): Add IMPLICIT argument. Pass it down
9130 to output_init_element.
9131 (push_init_element, pop_init_level, set_designator): Adjust
9132 process_init_element callers.
9133 (set_nonincremental_init, set_nonincremental_init_from_string):
9134 Adjust add_pending_init callers.
9135 (output_pending_init_elements): Adjust output_init_element callers.
9136 * c-tree.h (process_init_element): Adjust prototype.
9137 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9138 process_init_element callers.
9141 Copyright (C) 2009 Free Software Foundation, Inc.
9143 Copying and distribution of this file, with or without modification,
9144 are permitted in any medium without royalty provided the copyright
9145 notice and this notice are preserved.