1 2009-04-27 Michael Matz <matz@suse.de>
3 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
4 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
5 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
6 (dump_replaceable_exprs): Take a bitmap.
7 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
9 (expand_gimple_basic_block): Likewise.
10 * tree-ssa-ter.c (struct temp_expr_table_d): Make
11 replaceable_expressions member a bitmap.
12 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
13 (mark_replaceable): Likewise.
14 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
15 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17 2009-04-27 Richard Guenther <rguenther@suse.de>
19 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20 (verify_stmts): Dispatch to gimple/type verification code.
21 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22 issue with call argument types.
24 2009-04-27 Michael Matz <matz@suse.de>
26 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
27 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
30 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
31 Eric Botcazou <ebotcazou@adacore.com>
33 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
34 a label's basic block.
35 (mark_target_live_regs): Tidy and rework obsolete comments.
36 Change back DF problem to LIVE. If a label starts a basic block,
37 assume that all registers that used to be live then still are.
38 (init_resource_info): If a label starts a basic block, set its
39 BLOCK_FOR_INSN accordingly.
40 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
42 2009-04-27 Richard Guenther <rguenther@suse.de>
44 * tree-flow-inline.h (function_ann): Remove.
45 (get_function_ann): Likewise.
46 * tree-dfa.c (create_function_ann): Remove.
47 * tree-flow.h (struct static_var_ann_d): Remove.
48 (struct function_ann_d): Likewise.
49 (union tree_ann_d): Remove fdecl member.
50 (function_ann_t): Remove.
51 (function_ann, get_function_ann, create_function_ann): Remove
54 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
56 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
58 2009-04-27 Jan Hubicka <jh@suse.cz>
60 * ipa-pure-const.c (struct funct_state_d): New fields
61 state_previously_known, looping_previously_known; remove
63 (analyze_function): Use new fields.
64 (propagate): Avoid assumption that state_set_in_source imply
67 * tree-ssa-loop-niter.c (finite_loop_p): New function.
68 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
69 * cfgloop.h (finite_loop_p): Declare.
71 2009-04-26 Michael Matz <matz@suse.de>
73 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
75 2009-04-26 Michael Matz <matz@suse.de>
77 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
78 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
79 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
80 pass_mark_used_blocks): Remove.
81 * tree-optimize.c (pass_free_datastructures,
82 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
83 * passes.c (init_optimization_passes): Don't call
84 pass_mark_used_blocks, remove dead code.
86 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
88 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
89 * tree-ssa-live.h (register_ssa_partition): Likewise.
91 2009-04-26 Michael Matz <matz@suse.de>
94 * builtins.c (fold_builtin_next_arg): Handle SSA names.
95 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
96 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
98 (compare_pairs): Swap cost comparison.
99 (coalesce_ssa_name): Don't use change_partition_var.
100 * tree-nrv.c (struct nrv_data): Add modified member.
101 (finalize_nrv_r): Set it.
102 (tree_nrv): Use it to update statements.
103 (pass_nrv): Require PROP_ssa.
104 * tree-mudflap.c (mf_decl_cache_locals,
105 mf_build_check_statement_for): Use make_rename_temp.
106 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
107 * alias.c (find_base_decl): Handle SSA names.
108 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
109 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
110 * rtl.h (set_reg_attrs_for_parm): Declare.
111 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
112 to "optimized", remove unused locals at finish.
113 (execute_free_datastructures): Make global, call
114 delete_tree_cfg_annotations.
115 (execute_free_cfg_annotations): Don't call
116 delete_tree_cfg_annotations.
118 * ssaexpand.h: New file.
119 * expr.c (toplevel): Include ssaexpand.h.
120 (expand_assignment): Handle SSA names the same as register variables.
121 (expand_expr_real_1): Expand SSA names.
122 * cfgexpand.c (toplevel): Include ssaexpand.h.
123 (SA): New global variable.
124 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
126 (set_rtl): New helper function.
127 (add_stack_var): Deal with SSA names, use set_rtl.
128 (expand_one_stack_var_at): Likewise.
129 (expand_one_stack_var): Deal with SSA names.
130 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
131 before unique numbers.
132 (expand_stack_vars): Use set_rtl.
133 (expand_one_var): Accept SSA names, add asserts for them, feed them
134 to above subroutines.
135 (expand_used_vars): Expand all partitions (without default defs),
136 then only the local decls (ignoring those expanded already).
137 (expand_gimple_cond): Remove edges when jumpif() expands an
139 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
140 or remove abnormal edges. Ignore insns setting the LHS of a TERed
142 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
143 members of SA; deal with PARM_DECL partitions here; expand
144 all PHI nodes, free tree datastructures and SA. Commit instructions
145 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
146 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
147 info and statements at start, collect garbage at finish.
148 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
149 (VAR_ANN_PARTITION) Remove.
150 (change_partition_var): Don't declare.
151 (partition_to_var): Always return SSA names.
152 (var_to_partition): Only accept SSA names.
153 (register_ssa_partition): Only check argument.
154 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
156 (delete_var_map): Don't free it.
157 (var_union): Only accept SSA names, simplify.
158 (partition_view_init): Mark only useful SSA names as used.
159 (partition_view_fini): Only deal with SSA names.
160 (change_partition_var): Remove.
161 (dump_var_map): Use ssa_name instead of partition_to_var member.
162 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
164 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
165 (struct _elim_graph): New member const_dests; nodes member vector of
167 (set_location_for_edge): New static helper.
168 (create_temp): Remove.
169 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
170 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
171 (new_elim_graph): Allocate const_dests member.
172 (clean_elim_graph): Truncate const_dests member.
173 (delete_elim_graph): Free const_dests member.
174 (elim_graph_size): Adapt to new type of nodes member.
175 (elim_graph_add_node): Likewise.
176 (eliminate_name): Likewise.
177 (eliminate_build): Don't take basic block argument, deal only with
178 partition numbers, not variables.
179 (get_temp_reg): New static helper.
180 (elim_create): Use it, deal with RTL temporaries instead of trees.
181 (eliminate_phi): Adjust all calls to new signature.
182 (assign_vars, replace_use_variable, replace_def_variable): Remove.
183 (rewrite_trees): Only do checking.
184 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
185 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
186 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
187 contains_tree_r, MAX_STMTS_IN_LATCH,
188 process_single_block_loop_latch, analyze_edges_for_bb,
189 perform_edge_inserts): Remove.
190 (expand_phi_nodes): New global function.
191 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
192 functions, initialize new parameter, remember partitions having a
194 (finish_out_of_ssa): New global function.
195 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
196 don't reset in_ssa_p here, don't disable TER when mudflap.
197 (pass_del_ssa): Remove.
198 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
200 (execute_free_datastructures): Declare.
201 * Makefile.in (SSAEXPAND_H): New variable.
202 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
203 * basic-block.h (commit_one_edge_insertion): Declare.
204 * passes.c (init_optimization_passes): Move pass_nrv and
205 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
206 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
207 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
208 (redirect_branch_edge): Deal with super block when expanding, split
209 out jump patching itself into ...
210 (patch_jump_insn): ... here, new static helper.
212 2009-04-26 Michael Matz <matz@suse.de>
214 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
215 beyond num_ssa_names.
216 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
217 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
219 2009-04-26 Jakub Jelinek <jakub@redhat.com>
222 * fwprop.c (forward_propagate_asm): New function.
223 (forward_propagate_and_simplify): Propagate also into __asm, if it
224 doesn't increase the number of referenced registers.
227 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
229 2009-04-26 Jakub Jelinek <jakub@redhat.com>
231 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
232 note_nonlocal_vla_type for nonlocal VLAs.
233 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
234 contains_remapped_vars, remap_vla_decls): New functions.
235 (convert_nonlocal_reference_stmt): If not optimizing, call
236 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
237 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
238 if it wasn't found in var_map.
239 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
240 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
241 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
243 * gimplify.c (nonlocal_vlas): New variable.
244 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
246 (gimplify_body): Create and destroy nonlocal_vlas.
248 * dwarf2out.c (loc_descr_plus_const): New function.
249 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
250 mem_loc_descriptor, loc_descriptor_from_tree_1,
251 descr_info_loc, gen_variable_die): Use it.
253 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
254 !TREE_STATIC VAR_DECLs.
255 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
256 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
257 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
258 DECL_BY_REFERENCE is valid.
259 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
260 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
261 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
262 Copy DECL_BY_REFERENCE.
263 (struct nesting_copy_body_data): New type.
264 (nesting_copy_decl): New function.
265 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
266 if they have variable length.
268 2009-04-26 Michael Matz <matz@suse.de>
270 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
271 mark new temporaries for renaming.
273 2009-04-26 Joseph Myers <joseph@codesourcery.com>
276 * c-decl.c (global_bindings_p): Return negative value.
277 (c_variable_size): New. Based on variable_size from
279 (grokdeclarator): Call c_variable_size not variable_size.
281 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
283 * config/i386/i386.c (print_operand) ['z']: Fix typo.
285 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
287 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
288 Redefine it to just use mingw/include.
289 (ASM_SPEC): Rules for -m32 and -m64.
290 (LINK_SPEC): Use Likewise.
291 (SPEC_32): New define.
293 (SUB_LINK_SPEC): Likewise.
294 (MULTILIB_DEFAULTS): New define.
295 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
296 Add multilib options.
297 (MULTILIB_DIRNAMES): Likewise.
298 (MULTILIB_OSDIRNAMES): Likewise.
300 (INSTALL_LIBGCC): Likewise.
302 2009-04-26 Joseph Myers <joseph@codesourcery.com>
305 * c-tree.h (enum c_inline_static_type): New.
306 (record_inline_static): Declare.
307 * c-decl.c (struct c_inline_static, c_inline_statics,
308 record_inline_static, check_inline_statics): New.
309 (pop_file_scope): Call check_inline_statics.
310 (start_decl): Call record_inline_static instead of pedwarning
311 directly for static in inline function.
312 * c-typeck.c (build_external_ref): Call record_inline_static
313 instead of pedwarning directly for static referenced in inline
316 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
318 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
319 not new but only being rescanned.
320 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
321 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
322 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
323 record_set_info, compute_set, grealloc): Remove.
324 (recompute_all_luids): New function.
325 (gcse_main): Don't compute sets, and don't do related memory
326 allocations/free-ing. If something changed before the end of the
327 pass, update LUIDs using recompute_all_luids.
328 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
329 (free_gcse_mem): Don't free it either.
330 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
331 Use the df insn LUIDs.
332 (load_killed_in_block): Likewise.
333 (compute_hash_table_work): Don't compute reg_set_in_block.
334 (compute_transp): Use DF_REG_DEF_CHAINs.
335 (local_cprop_pass): Don't use compute_sets and related functions.
336 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
337 Use get_max_uid() instead of max_cuid.
338 (insert_insn_end_basic_block, pre_insert_copy_insn,
339 update_ld_motion_stores): Don't try to
340 keep reg_set tables up to date.
341 (pre_insert_copies): Use df insn LUIDs.
342 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
343 (reg_set_info): Don't use extra bitmap argument.
344 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
345 information to compute regs_set_in_block.
346 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
347 (bypass_jumps): Don't use compute_sets and friends.
349 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
352 * opts.c (undocumented_msg): Do not leave blank even with
355 2009-04-25 Joseph Myers <joseph@codesourcery.com>
357 * c-decl.c (build_enumerator): Allow values folding to integer
358 constants but not integer constant expressions with a pedwarn if
361 2009-04-25 Joseph Myers <joseph@codesourcery.com>
364 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
365 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
366 type is an integer constant.
368 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.c (print_operand) ['z']: Revert handling of
374 2009-04-25 Joseph Myers <joseph@codesourcery.com>
377 * c-decl.c (grokdeclarator): Diagnose declarations of functions
378 with variably modified return type and no storage class
379 specifiers, except for the case of nested functions. Distinguish
380 extern declarations of functions with variably modified return
381 types from those of objects with variably modified types.
383 2009-04-25 Jan Hubicka <jh@suse.cz>
385 * tree.c (list_equal_p): New function.
386 * tree.h (list_equal_p): Declare.
387 * coretypes.h (edge_def, edge, const_edge, basic_block_def
388 basic_block_def, basic_block, const_basic_block): New.
389 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
390 (redirect_eh_edge): New function.
391 (make_eh_edge_update_phi): EH edges are not abnormal.
392 * except.c: Include tree-flow.h.
393 (list_match): New function.
394 (eh_region_replaceable_by_p): New function.
395 (replace_region): New function.
396 (hash_type_list): New function.
397 (hash_eh_region): New function.
398 (eh_regions_equal_p): New function.
399 (merge_peers): New function.
400 (remove_unreachable_regions): Verify EH tree when checking;
402 (copy_eh_region_1): New function.
403 (copy_eh_region): New function.
404 (push_reachable_handler): New function.
405 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
406 regions without label but with live RESX.
407 * except.h (redirect_eh_edge_to_label): New.
408 * tree-flow.h (redirect_eh_edge): New.
409 * coretypes.h (edge_def, edge, const_edge, basic_block_def
410 basic_block_def, basic_block, const_basic_block): Remove.
411 * Makefile.in (except.o): Add dependency on tree-flow.h
412 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
413 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
416 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
419 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
420 on the destination of memcpy.
422 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
424 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
425 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
426 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
428 2009-04-25 Jan Hubicka <jh@suse.cz>
430 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
431 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
432 to be reached by different label than left.
433 (update_eh_edges): Update comment; remove edge_to_remove if possible
434 and return true if suceeded.
435 (cleanup_empty_eh): Accept sharing map; handle shared regions.
436 (cleanup_eh): Compute sharing map.
437 * except.c (remove_eh_handler_and_replace): Add argument if we should
439 (remove_unreachable_regions): Update for label sharing.
440 (label_to_region_map): Likewise.
441 (get_next_region_sharing_label): New function.
442 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
444 (remove_eh_handler): Update.
445 (remove_eh_region_and_replace_by_outer_of): New function.
446 * except.h (struct eh_region): Add next_region_sharing_label.
447 (remove_eh_region_and_replace_by_outer_of,
448 get_next_region_sharing_label): Declare.
449 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
451 2009-04-25 Jan Hubicka <jh@suse.cz>
453 * tree-cfg.c (split_critical_edges): Split also edges where we can't
454 insert code even if they are not critical.
456 2009-04-25 Jan Hubicka <jh@suse.cz>
458 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
459 (gimple_can_remove_branch_p): EH edges won't remove branch by
461 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
462 updating of non-abnormal EH edges.
463 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
464 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
465 (split_critical_edges): Split also edges where emitting code on them
466 will lead to splitting later.
468 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
469 H.J. Lu <hongjiu.lu@intel.com>
472 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
473 the configured assembler supports fildq and fistpq mnemonics.
474 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
475 * configure: Regenerated.
478 * config/i386/i386.c (print_operand): Handle 'Z'.
479 ['z']: Remove handling of special fild/fist suffixes.
480 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
481 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
483 (*floatsi<mode>2_vector_mixed): Ditto.
484 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
485 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
486 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
487 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
488 * config/i386/gas.h (GAS_MNEMONICS): Remove.
490 2009-04-25 Ben Elliston <bje@au.ibm.com>
492 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
493 the source of a set operation.
495 2009-04-25 Anatoly Sokolov <aesok@post.ru>
497 * target.h (struct gcc_target): Add case_values_threshold field.
498 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
499 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
500 * targhooks.c (default_case_values_threshold): New function.
501 * targhooks.h (default_case_values_threshold): Declare function.
502 * stmt.c (expand_case): Use case_values_threshold target hook.
503 * expr.h (case_values_threshold): Remove declartation.
504 * expr.c (case_values_threshold): Remove function.
505 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
507 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
508 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
509 (avr_case_values_threshold): Declare as static.
510 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
512 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
513 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
514 (mn10300_case_values_threshold): New function.
516 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
518 * ira.c (setup_cover_and_important_classes): Add enum cast.
520 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
522 * genpreds.c (write_enum_constraint_num): Output definition of
523 CONSTRAINT_NUM_DEFINED_P macro.
524 * ira.c (setup_cover_and_important_classes): Use
525 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
527 2009-04-24 DJ Delorie <dj@redhat.com>
529 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
530 __SH2A_SINGLE_ONLY__ also.
532 2009-04-24 Steve Ellcey <sje@cup.hp.com>
534 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
535 (movdf_internal): Ditto.
536 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
537 SFmode and DFmode constants.
538 (ia64_print_operand): Add 'G' format for printing
539 floating point constants.
541 2009-04-24 Richard Guenther <rguenther@suse.de>
543 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
544 from unsigned additions.
546 2009-04-24 Joseph Myers <joseph@codesourcery.com>
548 * c-typeck.c (set_init_index): Allow array designators that are
549 not integer constant expressions with a pedwarn if pedantic.
551 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
553 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
554 zero if no overlap in nonzero bits between the operands.
556 2009-04-24 Ian Lance Taylor <iant@google.com>
558 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
559 (record_dead_and_set_regs): Likewise.
560 * df.h (struct df_mw_hardreg): Change flags field to int.
561 (struct df_base_ref): Likewise.
562 (struct df): Change changeable_flags field to int.
563 * df-scan.c (df_defs_record): Change clobber_flags to int.
564 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
565 constants rather than #define macros.
566 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
567 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
568 (enum dwarf_calling_convention): Likewise.
569 (enum dwarf_line_number_x_ops): Likewise.
570 (enum dwarf_call_frame_info): Likewise.
571 (enum dwarf_source_language): Likewise.
572 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
573 (add_calling_convention_attribute): Likewise.
574 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
575 (combine_comparisons): Change compcode to int. Add cast to enum type.
576 * genrecog.c (maybe_both_true_2): Change c to int.
577 (write_switch): Likewise. Add cast to enum type.
578 * gimplify.c (gimplify_omp_for): Handle return values from
579 gimplify_expr using MIN rather than bitwise or.
580 (gimplify_expr): Add cast to enum type.
581 * ipa-prop.c (update_jump_functions_after_inlining): Change
582 IPA_BOTTOM to IPA_JF_UNKNOWN.
583 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
584 Add casts to enum type.
585 (setup_cover_and_important_classes): Change cl to int. Add casts
587 (setup_class_translate): Change cl and mode to int.
588 (ira_init_once): Change mode to int.
589 (free_register_move_costs): Likewise.
590 (setup_prohibited_mode_move_regs): Add casts to enum type.
591 * langhooks.c (add_builtin_function_common): Rework assertion that
593 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
594 * omega.c (omega_do_elimination): Avoid math on enum types.
595 * optabs.c (expand_vec_shift_expr): Remove casts to int.
596 * opts.c (set_debug_level): Change 2 to enum constant. Use new
597 int local to handle integral_argment value.
598 * regmove.c (try_auto_increment): Change PUT_MODE to
600 * reload.c (push_secondary_reload): Add casts to enum type.
601 (secondary_reload_class, find_valid_class): Likewise.
602 * reload1.c (emit_input_reload_insns): Likewise.
603 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
604 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
605 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
607 * tree.c (build_common_builtin_nodes): Add casts to enum type.
608 * tree-complex.c (complex_lattice_t): Typedef to int rather than
610 (expand_complex_libcall): Add casts to enum type.
611 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
612 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
613 with ERROR_MARK, not NUM_TREE_CODES.
614 (vect_create_epilog_for_reduction): Likewise.
615 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
616 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
617 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
619 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
620 vect_unused_in_loop. Change 0 to loop_vect.
621 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
622 * var-tracking.c (get_init_value): Change return type to enum
624 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
625 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
627 (arm_override_options): Add casts to enum type.
628 (arm_emit_tls_decoration): Likewise.
629 * config/i386/i386.c (ix86_function_specific_restore): Add casts
631 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
632 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
633 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
635 * config/s390/s390.c (code_for_builtin_64): Change to array of
637 (code_for_builtin_31): Likewise.
638 (s390_expand_builtin): Change code_for_builtin to enum insn_code
640 * config/sparc/sparc.c (sparc_override_options): Change value
641 field in struct code_model to enum cmodel. In initializer change
642 0 to NULL and add cast to enum type.
644 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
645 Change all callers. Issue a -Wc++-compat warning using
646 lhs_origtype if necessary.
647 (convert_for_assignment): Issue -Wc++-compat warnings about
648 invalid conversions to enum type on assignment.
649 * c-common.h (build_modify_expr): Update declaration.
651 2009-04-24 Nick Clifton <nickc@redhat.com>
653 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
654 (function_arg_advance): Likewise.
655 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
658 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
660 * config/s390/constraints.md ('I', 'J'): Fix condition.
662 2009-04-24 Diego Novillo <dnovillo@google.com>
664 * gengtype-parse.c (parse_error): Add newline after message.
666 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
668 * config/i386/sse.md (avxmodesuffixs): Removed.
669 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
670 (*avx_pinsr<ssevecsize>): This.
672 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
674 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
675 follow chains of regs with a single definition, and allow expressions
676 that are function_invariant_p.
677 (simple_rhs_p): Allow expressions that are function_invariant_p.
679 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
682 * fold-const.c (fold_cond_expr_with_comparison): When folding
683 > and >= to MAX, make sure the MAX uses the same type as the
684 comparison's operands.
686 2009-04-24 Nick Clifton <nickc@redhat.com>
688 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
689 addressing for DImode accesses.
690 (frv_print_operand_address): Handle PLUS case.
691 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
693 2009-04-24 Jakub Jelinek <jakub@redhat.com>
695 PR rtl-optimization/39794
696 * alias.c (canon_true_dependence): Add x_addr argument.
697 * rtl.h (canon_true_dependence): Adjust prototype.
698 * cse.c (check_dependence): Adjust canon_true_dependence callers.
699 * cselib.c (cselib_invalidate_mem): Likewise.
700 * gcse.c (compute_transp): Likewise.
701 * dse.c (scan_reads_nospill): Likewise.
702 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
703 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
704 canon_base_addr of the group, plus optional offset.
705 (struct group_info): Rename canon_base_mem to
707 (get_group_info): Set canon_base_addr to canon_rtx of base, not
708 canon_rtx of base_mem.
710 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
712 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
713 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
715 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
717 * config/spu/spu-builtins.h: Delete file.
719 * config/spu/spu.h (enum spu_builtin_type): Move here from
721 (struct spu_builtin_description): Likewise. Add GTY marker.
722 Do not use enum spu_function_code or enum insn_code.
723 (spu_builtins): Add extern declaration.
725 * config/spu/spu.c: Do not include "spu-builtins.h".
726 (enum spu_function_code, enum spu_builtin_type_index,
727 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
728 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
729 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
730 unsigned_V2DI_type_node): Move here from spu-builtins.h.
731 (spu_builtin_types): Make static. Add GTY marker.
732 (spu_builtins): Add extern declaration with GTY marker.
735 * config/spu/spu-c.c: Do not include "spu-builtins.h".
736 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
737 Check programmatically whether all parameters are scalar.
739 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
741 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
743 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
744 assignment from the constructor either if the target is volatile.
746 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
748 * config/arm/arm.md (insv): Do not share operands[0].
750 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
752 * config/vxlib-tls.c (active_tls_threads): Delete.
753 (delete_hook_installed): New.
754 (tls_delete_hook): Don't delete the delete hook.
755 (tls_destructor): Delete it here.
756 (__gthread_set_specific): Adjust installing the delete hook.
757 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
758 __gthread_leave_tsd_dtor_context.
760 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
762 * c-format.c (gcc_tdiag_char_table): Add support for %E.
764 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
766 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
768 (alpha_rtx_costs): Ditto.
769 (emit_unlikely_jump): Use add_reg_note.
770 (emit_frame_store_1): Ditto.
771 (alpha_expand_prologue): Ditto.
772 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
773 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
775 2009-04-23 Nick Clifton <nickc@redhat.com>
777 * config/v850/v850.md (epilogue): Remove suppressed code.
778 (return): Rename to return_simple and remove test of frame size.
779 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
780 to gen_return_simple.
782 2009-04-22 Jing Yu <jingyu@google.com>
785 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
787 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
790 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
791 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
792 value is a VECTOR_CST, the element type is the element type of the
795 2009-04-22 DJ Delorie <dj@redhat.com>
797 * config/m32c/m32c.h: Update GTY annotations to new syntax.
799 2009-04-22 Jakub Jelinek <jakub@redhat.com>
801 * alias.c (find_base_term): Move around LO_SUM case, so that
802 CONST falls through into PLUS/MINUS handling.
805 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
806 into 0, use omit_one_operand.
808 2009-04-23 Ben Elliston <bje@au.ibm.com>
810 * config/rs6000/linux-unwind.h (get_regs): Remove type
811 puns. Change the type of `pc' to an array of unsigned ints and
812 update all users. Constify frame24.
814 2009-04-22 DJ Delorie <dj@redhat.com>
816 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
817 declarations before code.
818 (current_function_special_page_vector): Likewise.
819 (m32c_expand_insv): Silence a warning.
821 2009-04-21 Taras Glek <tglek@mozilla.com>
823 * alias.c: Update GTY annotations to new syntax.
824 * basic-block.h: Likewise.
825 * bitmap.h: Likewise.
826 * c-common.h: Likewise.
827 * c-decl.c: Likewise.
828 * c-parser.c: Likewise.
829 * c-pragma.c: Likewise.
830 * c-tree.h: Likewise.
831 * cfgloop.h: Likewise.
832 * cgraph.h: Likewise.
833 * config/alpha/alpha.c: Likewise.
834 * config/arm/arm.h: Likewise.
835 * config/avr/avr.h: Likewise.
836 * config/bfin/bfin.c: Likewise.
837 * config/cris/cris.c: Likewise.
838 * config/darwin.c: Likewise.
839 * config/frv/frv.c: Likewise.
840 * config/i386/i386.c: Likewise.
841 * config/i386/i386.h: Likewise.
842 * config/i386/winnt.c: Likewise.
843 * config/ia64/ia64.h: Likewise.
844 * config/iq2000/iq2000.c: Likewise.
845 * config/mips/mips.c: Likewise.
846 * config/mmix/mmix.h: Likewise.
847 * config/pa/pa.c: Likewise.
848 * config/pa/pa.h: Likewise.
849 * config/rs6000/rs6000.c: Likewise.
850 * config/s390/s390.c: Likewise.
851 * config/sparc/sparc.c: Likewise.
852 * config/xtensa/xtensa.c: Likewise.
853 * cselib.h: Likewise.
854 * dbxout.c: Likewise.
855 * dwarf2out.c: Likewise.
856 * except.c: Likewise.
857 * except.h: Likewise.
858 * fixed-value.h: Likewise.
859 * function.c: Likewise.
860 * function.h: Likewise.
861 * gimple.h: Likewise.
862 * integrate.c: Likewise.
863 * optabs.c: Likewise.
864 * output.h: Likewise.
867 * stringpool.c: Likewise.
868 * tree-data-ref.c: Likewise.
869 * tree-flow.h: Likewise.
870 * tree-scalar-evolution.c: Likewise.
871 * tree-ssa-address.c: Likewise.
872 * tree-ssa-alias.h: Likewise.
873 * tree-ssa-operands.h: Likewise.
876 * varasm.c: Likewise.
877 * varray.h: Likewise.
879 * coretypes.h: Do not define GTY macro if it is already defined.
880 * doc/gty.texi: Update GTY documentation to new syntax.
881 * gengtype-lex.l: Enforce attribute-like syntax for GTY
882 annotations on structs.
883 * gengtype-parse.c: Likewise.
885 2009-04-22 Mark Heffernan <meheff@google.com>
887 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
889 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
891 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
894 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
896 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
897 the same as a PLUS without a shift. Increase the cost of a
900 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
902 * Makefile.in: Update dependencies.
903 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
904 * errors.h: Remove bogus comment about compatibility.
905 (warning): Update declaration.
906 * genautomata.c: Update all calls to warning.
907 * gimple.c: Do not include errors.h. Include toplev.h.
908 * tree-ssa-structalias.c: Do not include errors.h.
910 * tree-ssa-reassoc.c: Likewise.
911 * config/spu/spu-c.c: Likewise.
912 * config/spu/t-spu-elf: Update dependencies.
914 2009-04-22 Richard Guenther <rguenther@suse.de>
916 PR tree-optimization/39824
917 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
918 make sure the types are compatible.
920 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
923 * c-common.c (c_parse_error): Take a token_flags parameter.
924 Use token_type for the token type instead.
925 Pass token_flags to cpp_type2name.
926 * c-common.h (c_parse_error): Update declaration.
927 * c-parser.c (c_parser_error): Pass 0 as token flags.
929 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
931 PR rtl-optimization/39580
932 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
934 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
936 * function.c (expand_function_end): Do not emit a jump to the "naked"
937 return label for fall-through returns.
938 * except.c (sjlj_emit_function_exit): Always place the call to the
939 unregister function at the location installed by expand_function_end.
941 2009-04-22 Richard Guenther <rguenther@suse.de>
943 PR tree-optimization/39845
944 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
945 (gen_inbound_check): Likewise.
947 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
949 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
951 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
952 * config/vxlib.c (__gthread_once): Add race guard for PPC.
954 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
956 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
957 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
958 shift counts to avoid out-of-bounds array accesses.
960 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
962 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
965 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
967 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
968 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
969 GET_CODE macro. Use IN_RANGE macro where appropriate.
970 * config/alpha/alpha.h: Ditto.
971 * config/alpha/alpha.md: Ditto.
972 * config/alpha/constraints.md: Ditto.
973 * config/alpha/predicates.md: Ditto.
975 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
977 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
978 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
979 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
980 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
981 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
982 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
983 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
984 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
985 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
986 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
987 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
988 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
989 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
990 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
991 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
992 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
993 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
994 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
995 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
996 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
997 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
998 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
999 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1000 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1001 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1002 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1003 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1005 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1007 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1008 references from comments.
1009 * cfgbuild.c: (count_basic_blocks): Delete.
1010 (find_basic_blocks_1): Delete.
1011 (find_basic_blocks): Delete.
1012 * except.c (finish_eh_generation): Make static. Move comment from
1013 except.h here. Remove find_basic_blocks references from comments.
1014 * except.h (finish_eh_generation): Delete.
1015 * basic-block.h (find_basic_blocks): Delete.
1016 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1018 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1020 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1021 (sdbout_parms): Likewise.
1023 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1025 * config/sh/sh.c (prepare_cbranch_operands): Use
1026 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1027 (expand_cbranchdi4): Likewise.
1028 (from_compare): Add cast to enum type.
1029 (expand_cbranchsi4): Use add_reg_note.
1030 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1031 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1032 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1033 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1034 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1035 instead of CODE_FOR_nothing.
1036 (cbranchdi4): Likewise. Fix the order of arguments for
1038 (push_fpscr): Use add_reg_note.
1039 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1040 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1042 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1044 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1045 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1046 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1047 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1048 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1049 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1050 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1051 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1052 config/alpha/x-vms, config/arc/t-arc,
1053 config/arm/README-interworking, config/arm/arm-c.c,
1054 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1055 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1056 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1057 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1058 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1059 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1060 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1061 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1062 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1063 config/cris/t-elfmulti, config/crx/t-crx,
1064 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1065 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1066 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1067 config/h8300/t-h8300, config/i386/athlon.md,
1068 config/i386/darwin-libgcc.10.4.ver,
1069 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1070 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1071 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1072 config/i386/t-linux64, config/i386/t-nwld,
1073 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1074 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1075 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1076 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1077 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1078 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1079 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1080 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1081 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1082 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1083 config/m68k/t-uclinux, config/mcore/t-mcore,
1084 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1085 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1086 config/mips/crtn.asm, config/mips/irix-crti.asm,
1087 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1088 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1089 config/mips/mips-fixed.md, config/mips/sb1.md,
1090 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1091 config/mips/t-iris6, config/mips/t-isa3264,
1092 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1093 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1094 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1095 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1096 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1097 config/mn10300/t-linux, config/mn10300/t-mn10300,
1098 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1099 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1100 config/picochip/libgccExtras/clzsi2.asm,
1101 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1102 config/rs6000/darwin-libgcc.10.4.ver,
1103 config/rs6000/darwin-libgcc.10.5.ver,
1104 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1105 config/rs6000/t-aix43, config/rs6000/t-aix52,
1106 config/rs6000/t-darwin, config/rs6000/t-fprules,
1107 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1108 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1109 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1110 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1111 config/rs6000/t-rtems, config/rs6000/t-spe,
1112 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1113 config/score/t-score-elf, config/sh/divcost-analysis,
1114 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1115 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1116 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1117 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1118 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1119 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1120 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1121 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1122 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1123 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1124 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1125 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1126 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1127 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1128 * config/h8300/genmova.sh: Include copyright and license notices
1129 in generated output.
1130 * config/h8300/mova.md: Regenerate.
1131 * doc/install.texi2html: Include word "Copyright" in copyright
1132 notice and use name "Free Software Foundation, Inc.".
1133 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1134 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1135 ChangeLog-2007, ChangeLog-2008: Correct dates.
1137 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1139 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1140 NE_EXPR operations as well.
1141 * c-parser.c (c_parser_condition): Do not set location information on
1143 (c_parser_conditional_expression): Likewise.
1144 (c_parser_binary_expression): Set location information on operators.
1145 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1146 TRUTH_NOT_EXPR has been folded.
1147 * fold-const.c (fold_truth_not_expr): Copy location information from
1148 the incoming expression to the outgoing one.
1149 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1150 recursive calls on the LHS of the operator but pass that of the
1151 operator to recursive calls on the RHS of the operator. Set it
1153 (shortcut_cond_expr): Set the locus of the operator on the second
1154 COND_EXPR and that of the expression on the first in degenerate cases.
1155 Pass the locus of the expression to calls to shortcut_cond_r.
1156 Set the locus of the 'then' block on the associated jump, if any.
1157 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1158 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1159 expression to call to gimplify_boolean_expr.
1161 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1163 * config.gcc: Add additional configuration for
1164 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1165 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1166 (CPP_SPEC): Redefine for allowing -municode option.
1167 (STARTFILE_SPEC): Likewise.
1168 * config/i386/t-mingw-w64: New.
1169 * config/i386/mingw-w64.opt: New.
1170 (municode): Add new target option.
1171 * doc/invoke.texi (municode): Add documentation for new option.
1173 2009-04-21 Ian Lance Taylor <iant@google.com>
1175 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1176 Correct test for number of arguments.
1177 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1179 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1181 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1182 argument of emit_library_call.
1184 2009-04-21 Richard Guenther <rguenther@suse.de>
1187 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1188 inside VIEW_CONVERT_EXPRs.
1190 2009-04-21 Martin Jambor <mjambor@suse.cz>
1192 * tree-switch-conversion.c (build_constructors): Split a long line.
1193 (constructor_contains_same_values_p): New function.
1194 (build_one_array): Create assigns of constants if possible, do not
1195 call mark_sym_for_renaming, call update_stmt.
1196 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1197 make_rename_temp. Do not call mark_symbols_for_renaming, call
1199 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1200 find_new_referenced_vars, call update_stmt.
1201 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1202 instead of calling make_rename_temp. Do not call
1203 find_new_referenced_vars or mark_symbols_for_renaming, call
1206 2009-04-21 Richard Guenther <rguenther@suse.de>
1208 PR tree-optimization/39827
1209 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1210 (tree_ssa_phiprop): Pass the correct array size.
1212 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1214 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1216 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1219 * c-typeck.c (lvalue_p): Move declaration ...
1220 * c-common.h (lvalue_p): ... to here.
1221 * c-common.c (candidate_equal_p): New.
1222 (add_tlist): Use it.
1223 (merge_tlist): Use it.
1224 (warn_for_collisions_1): Likewise.
1225 (warning_candidate_p): Accept more candidates.
1226 (verify_tree): A warning candidate can be an expression. Use
1229 2009-04-21 Ben Elliston <bje@au.ibm.com>
1232 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1233 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1234 options. Remove -mcall-solaris documentation.
1236 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1239 * doc/invoke.texi (-Wlong-long): Update description.
1240 * c-lex (interpret_integer): Only warn if there was no previous
1241 overflow and -Wlong-long is enabled.
1242 * c-decl.c (declspecs_add_type): Drop redundant flags.
1243 * c.opt (Wlong-long): Init to -1.
1244 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1245 and front-end warn_long_long. Wlong-long only depends on other
1246 flags if it is uninitialized.
1247 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1248 the same for CPP and FE.
1249 (restore_extension_diagnostics): Likewise.
1251 2009-04-20 Ian Lance Taylor <iant@google.com>
1253 Fix enum conversions which are invalid in C++:
1254 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1255 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1256 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1257 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1258 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1259 (dbxout_parms): Likewise.
1260 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1261 (df_clear_flags): Likewise.
1262 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1263 top_flag parameter to int.
1264 (df_chain_create_bb_process_use): Likewise.
1265 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1267 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1268 (df_ref_create_structure, df_def_record_1): Likewise.
1269 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1270 (df_notes_rescan): Change 0 to VOIDmode in function call.
1271 (df_get_call_refs, df_insn_refs_collect): Likewise.
1272 (df_bb_regs_collect): Likewise.
1273 (df_entry_block_defs_collect): Likewise.
1274 (df_exit_block_uses_collect): Likewise.
1275 * df.h: Update declarations.
1276 * double-int.c (double_int_divmod): Add cast to enum type.
1277 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1278 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1279 (based_loc_descr): Likewise.
1280 (loc_descriptor_from_tree_1): Change first_op and second_op to
1281 enum dwarf_location_atom. Add cast to enum type.
1282 * expmed.c (init_expmed): Change 0 to SET in function call.
1283 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1284 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1285 (do_store_flag): Likewise.
1286 * fixed-value.h (struct fixed_value): Change mode to enum
1288 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1289 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1291 (insert_insn_decl, insert_decl, insert_state): Likewise.
1292 (automata_list_finish): Likewise.
1293 * genrecog.c (process_define_predicate): Add cast to enum type.
1294 * gensupport.c (init_predicate_table): Add cast to enum type.
1295 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1297 (gimple_build_call_1, gimple_build_label): Likewise.
1298 (gimple_build_goto, gimple_build_asm_1): Likewise.
1299 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1300 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1301 (enum fallback): Rename from enum fallback_t.
1302 (fallback_t): Typedef as int.
1303 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1304 GSI_SAME_STMT in function call.
1305 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1307 (setup_reg_class_relations): Likewise.
1308 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1309 (setup_prohibited_class_mode_regs): Add cast to enum type.
1310 (setup_prohibited_mode_move_regs): Likewise.
1311 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1312 (record_address_regs): Change i to enum reg_class.
1313 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1314 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1315 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1316 (GET_MODE_2XWIDER_MODE): Likewise.
1317 (GET_CLASS_NARROWEST_MODE): Likewise.
1318 * omp-low.c (expand_omp_for): Add cast to enum type.
1319 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1320 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1321 * postreload.c (reload_cse_simplify_operands): Change rclass local
1323 * predict.c (combine_predictions_for_insn): Change best_predictor
1324 and predictor to enum br_predictor.
1325 (combine_predictions_for_bb): Likewise.
1326 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1327 use SET_PREDICT_EXPR_OUTCOME.
1328 * real.c (real_arithmetic): Change icode to code in function call.
1329 * reginfo.c (init_move_cost): Add casts to enum type.
1330 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1331 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1333 * reload.c (find_valid_class): Add casts to enum type.
1334 (push_reload): Change 0 to NO_REGS in function call.
1335 (find_reloads): Change this_alternative to array of enum
1336 reg_class. Remove some now-unnecessary casts.
1337 (make_memloc): Change 0 to VOIDmode in function call.
1338 * reload1.c (reload): Change 0 to VOIDmode in function call.
1339 (eliminate_regs_1, elimination_effects): Likewise.
1340 (eliminate_regs_in_insn): Likewise.
1341 (emit_input_reload_insns): Add cast to enum type.
1342 (delete_output_reload): Change 0 to VOIDmode in function call.
1343 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1344 to enum type in function call.
1345 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1346 (SET_PREDICT_EXPR_OUTCOME): Define.
1347 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1348 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1349 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1350 (dump_function): Likewise.
1351 * tree-dump.h: Update declarations.
1352 * tree-pass.h: Update declarations.
1353 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1354 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1356 (arm_rtx_costs_1): Correct parenthesization.
1357 (arm_rtx_costs): Add casts to enum type.
1358 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1359 (vfp_emit_fstmd): Use add_rg_note.
1360 (emit_multi_reg_push, emit_sfm): Likewise.
1361 (thumb_set_frame_pointer): Likewise.
1362 (arm_expand_prologue): Likewise.
1363 (arm_regno_class): Change return type to enum reg_class.
1364 (thumb1_expand_prologue): Use add_reg_note.
1365 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1366 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1368 * config/arm/gentune.sh: Add cast to enum type.
1369 * config/arm/arm-tune.md: Rebuild.
1370 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1371 (ix86_split_fp_branch, predict_jump): Likewise.
1372 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1373 insn_code to enum rtx_code.
1374 (ix86_builtin_vectorized_function): Add cast to enum type.
1375 * config/i386/i386.md (truncdfsf2): Change slot to enum
1377 (truncxf<mode>2, isinf<mode>2): Likewise.
1378 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1380 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1381 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1382 (insert_bundle_state): Change 1 to INSERT in function call.
1383 (ia64_add_bundle_selector_before): Likewise.
1384 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1385 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1386 (restore_stack_nonlocal): Likewise.
1387 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1389 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1391 (mips_rtx_costs): Likewise.
1392 (mips_override_options): Add casts to enum type.
1393 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1395 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1396 (store_reg, set_reg_plus_d): Likewise.
1397 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1398 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1400 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1402 (emit_unlikely_jump): Use add_reg_note.
1403 (rs6000_emit_allocate_stack): Likewise.
1404 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1405 (output_toc): Change 1 to INSERT in function call.
1406 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1407 (rs6000_initialize_trampoline): Likewise.
1408 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1410 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1411 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1412 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1413 (save_gprs): Use add_reg_note.
1414 (s390_emit_prologue): Likewise.
1415 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1416 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1417 (sparc_fold_builtin): Add cast to enum type.
1418 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1420 (spu_expand_prologue): Use add_reg_note.
1421 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1423 2009-04-20 Ian Lance Taylor <iant@google.com>
1425 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1426 (c_parser_postfix_expression_after_primary): Get VEC for list of
1427 arguments. Get original types of arguments. Call
1428 build_function_call_vec.
1429 (cached_expr_list_1, cached_expr_list_2): New static variables.
1430 (c_parser_expr_list): Change return type to VEC *. Add
1431 p_orig_types parameter. Change all callers.
1432 (c_parser_release_expr): New static function.
1433 (c_parser_vec_to_tree_list): New static function.
1434 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1435 call build_function_call_vec.
1436 (build_function_call_vec): New function, based on old
1437 build_function_call.
1438 (convert_arguments): Remove nargs and argarray parameters. Change
1439 values to a VEC. Add origtypes parameter.
1440 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1441 (convert_for_assignment): Add origtype parameter. Change all
1442 callers. If warn_cxx_compat, check for conversion to an enum
1443 type when calling a function.
1444 (store_init_value): Add origtype parameter. Change all callers.
1445 (digest_init): Likewise.
1446 (struct init_node): Add origtype field.
1447 (add_pending_init): Add origtype parameter. Change all callers.
1448 (output_init_element): Likewise.
1449 (output_pending_init_elements): Pass origtype from init_node to
1450 output_init_element.
1451 (process_init_element): Pass origtype from c_expr to
1452 output_init_element.
1453 (c_finish_return): Add origtype parameter. Change all callers.
1454 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1456 (sync_resolve_params): Likewise.
1457 (sync_resolve_return): Change params to first_param. Change caller.
1458 (resolve_overloaded_builtins): Change params to VEC *. Change
1459 callers. Save first parameter around call to build_function_call_vec.
1460 * c-decl.c (finish_decl): Add origtype parameter. Change all
1461 callers. Call build_function_call_vec rather than
1462 build_function_call for cleanup.
1463 * c-tree.h: Update declarations.
1464 * c-common.h: Update declarations.
1465 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1466 params to first_param.
1467 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1468 params parameter from tree to void *.
1469 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1470 Change arglist parameter to have type void *, and to be a pointer
1472 * config/rs6000/rs6000-protos.h
1473 (altivec_resolve_overloaded_builtin): Update declaration.
1474 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1475 fnargs parameter to have type void *, and to be a pointer to a
1476 VEC. Call build_function_call_vec instead of
1477 build_function_call.
1478 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1480 2009-04-20 Joey Ye <joey.ye@intel.com>
1481 Xuepeng Guo <xuepeng.guo@intel.com>
1482 H.J. Lu <hongjiu.lu@intel.com>
1484 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1486 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1487 (IX86_LEA_PRIORITY): Likewise.
1488 (distance_non_agu_define): New function.
1489 (distance_agu_use): Likewise.
1490 (ix86_lea_for_add_ok): Likewise.
1491 (ix86_dep_by_shift_count): Likewise.
1493 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1494 should split for LEA.
1496 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1498 (ix86_dep_by_shift_count): Likewise.
1500 2009-04-20 Richard Guenther <rguenther@suse.de>
1502 * expr.c (handled_component_p): Move ...
1503 * tree.h (handled_component_p): ... here.
1504 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1505 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1506 and REALPART_EXPR to be in one group.
1508 2009-04-20 Richard Guenther <rguenther@suse.de>
1510 * basic-block.h (get_all_dominated_blocks): Declare.
1511 * dominance.c (get_all_dominated_blocks): New function.
1512 * tree-cfg.c (get_all_dominated_blocks): Remove.
1513 (remove_edge_and_dominated_blocks): Adjust.
1514 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1515 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1516 instead of recursing.
1518 2009-04-20 Doug Kwan <dougkwan@google.com>
1520 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1521 (struct cgraph_node_set_def): New type.
1522 (cgraph_node_set) New type. Also declare vector functions.
1523 (struct cgraph_node_set_element_def): New type.
1524 (cgraph_node_set_element): Ditto.
1525 (cgraph_node_set_iterator): New iterator type.
1526 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1527 cgraph_node_set_remove, dump_cgraph_node_set,
1528 debug_cgraph_node_set): New prototypes.
1529 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1530 cgraph_node_set_size): New inlines.
1531 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1533 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1534 argument to function 'write_summary'.
1535 * ipa.c: Include ggc.h.
1536 (hash_cgraph_node_set_element,
1537 eq_cgraph_node_set_element, cgraph_node_set_new,
1538 cgraph_node_set_add, cgraph_node_set_remove,
1539 cgraph_node_set_find, dump_cgraph_node_set,
1540 debug_cgraph_node_set): New functions.
1541 * Makefile.in (ipa.o): Add dependency on GGC_H.
1543 2009-04-20 Ira Rosen <irar@il.ibm.com>
1545 PR tree-optimization/39675
1546 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1547 check of the return code of vect_schedule_slp. Check that
1548 stmt_vec_info still exists for the statement, before checking its
1551 2009-04-20 Michael Matz <matz@suse.de>
1553 * Makefile.in (generated_files): Take out $(simple_generated_c).
1555 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1557 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1558 (UINTPTR_TYPE): Likewise.
1560 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1563 * c-typeck.c (digest_init): Check for initializing an array with a
1566 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1569 * c-semantics.c (pop_stmt_list): Propagate
1570 STATEMENT_LIST_HAS_LABEL to parent statement list.
1572 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1574 * config/mips/mips.h (mips_tune_attr): New macro.
1575 * config/mips/mips.md (cpu): Use it.
1577 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1580 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1583 2009-04-19 Diego Novillo <dnovillo@google.com>
1585 * toplev.c (compile_file): Move call to coverage_finish ...
1586 * cgraphunit.c (ipa_passes): ... here.
1587 Call cgraph_process_new_functions.
1588 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1589 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1591 2009-04-19 Jan Hubicka <jh@suse.cz>
1593 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1595 (dump_cgraph_node): Dump can throw external flag.
1596 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1598 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1602 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1603 * common.opt (Wlogical-op): Move from here...
1604 * c.opt (Wlogical-op): ... to here.
1605 * c-typeck.c (parser_build_binary_op): Update call to
1606 warn_logical_operator.
1607 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1609 * c-common.c (warn_logical_op): Update.
1610 * c-common.h (warn_logical_op): Update declaration.
1612 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1614 * tree.c (protected_set_expr_location): Fix formatting.
1616 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1619 * c-typeck.c (readonly_warning): new.
1620 (build_unary_op, build_modify_expr): Use readonly_warning for
1621 storing into something readonly but not const-qualified.
1623 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1626 * c-typeck.c (build_unary_op): Check for taking address of
1627 expression of type void.
1629 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1632 * c-typeck.c (build_function_call): Check for calling a function
1633 with qualified void return types. Call require_complete_type when
1636 2009-04-18 Jan Hubicka <jh@suse.cz>
1638 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1640 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1641 can_throw_external flag.
1642 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1643 * ipa-pure-const.c (ignore_edge): New function.
1644 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1645 only over can_throw_external edges.
1646 (local_pure_const): Add nothrow flag.
1647 * ipa-utils.c (searchc): Add ignore_edge callback.
1648 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1649 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1650 (set_nothrow_function_flags): Update cgraph.
1651 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1653 2009-04-18 Richard Guenther <rguenther@suse.de>
1656 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1657 (fold_stmt): ... this and ...
1658 (fold_stmt_inplace): ... this.
1659 (fold_stmt_1): Fold references in calls and asms.
1660 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1662 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1664 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1665 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1667 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1669 * tree.c (function_args_count): Remove.
1670 * tree.h: Remove the prototype for function_args_count.
1672 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1674 * tree-iterator.c (expr_only): Remove.
1675 * tree.h: Remove the prototype for expr_only.
1677 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1679 * reginfo.c (cannot_change_mode_set_regs): Remove.
1680 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1682 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1684 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1685 whether operands 0 and 1 overlaps.
1687 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1690 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1691 pointer. Use warning_at instead of warning.
1692 (search_for_addr_array): Likewise.
1693 (check_array_bounds): Likewise.
1694 (check_all_array_refs): Check that the incoming edge is not in the
1695 list of edges to be removed.
1696 (check_all_array_refs): Avoid the temporal pointer.
1697 (vrp_visit_cond_stmt): Fix typo.
1698 (simplify_switch_using_ranges): Handle the case where the switch
1699 index is an integer constant.
1701 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1703 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1705 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1707 * doc/extend.texi, doc/invoke.texi: Fix typos.
1709 2009-04-17 Cary Coutant <ccoutant@google.com>
1711 * tree-flow-inline.h (get_lineno): Fix inverted test.
1713 2009-04-17 Diego Novillo <dnovillo@google.com>
1715 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1716 assertion for AVAIL_OUT.
1718 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1721 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1722 * config/sh/linux-atomic.asm: Likewise.
1724 2009-04-17 Diego Novillo <dnovillo@google.com>
1726 * except.c (debug_eh_tree): New.
1727 (struct eh_region, struct eh_status): Move ...
1728 * except.h: ... here.
1729 (add_type_for_runtime): Declare extern.
1730 (lookup_type_for_runtime): Likewise.
1731 (debug_eh_tree): Declare.
1732 * Makefile.in (GTFILES): List except.h before except.c
1734 2009-04-17 Diego Novillo <dnovillo@google.com>
1736 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1737 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1738 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1739 (find_vars_r): ... here.
1740 * tree-flow.h (find_referenced_vars_in): Declare.
1741 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1742 that AVAIL_OUT exists for BLOCK.
1743 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1744 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1745 (tree-parloops.o): Likewise.
1747 2009-04-17 Simon Baldwin <simonb@google.com>
1749 * toplev.c (default_tree_printer): Add handling for %E format.
1751 2009-04-17 Diego Novillo <dnovillo@google.com>
1753 * tree-pretty-print.c (dump_generic_node): Add break after
1754 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1755 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1756 FUNCTION_TYPE together. Call print_struct_decl when printing
1757 structures and TDF_SLIM is not given.
1758 (print_struct_decl): Fix logic for detecting recursion.
1760 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1763 * gcc.c (create_at_file): New.
1764 (compile_input_file_p): New.
1765 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1766 * main.c (main): Update call to toplev_main.
1767 * toplev.c (toplev_main): Change signature. Call expandargv.
1768 * toplev.h (toplev_main): Change signature.
1770 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1772 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1773 if the latter is not constant.
1775 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1777 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1779 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1781 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1782 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1784 2009-04-17 Richard Guenther <rguenther@suse.de>
1786 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1787 Handle component references view-converting an invariant address.
1789 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1791 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1792 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1793 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1794 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1795 Use @deftypevr rather than @deftypevar.
1797 2009-04-17 Richard Guenther <rguenther@suse.de>
1799 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1800 (get_prop_source_stmt): Likewise.
1801 (can_propagate_from): Likewise.
1803 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1805 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1806 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1807 (--with-multilib-list): Add default value.
1808 * configure: Regenerate.
1809 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1810 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1811 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1812 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1813 Don't add default cpu to multilib list unnecessarily, but do enable
1814 the relevant compiler option..
1815 Add support for --with-multilib-list=<blank> and
1816 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1817 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1818 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1819 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1821 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1822 (MULTILIB_OSDIRNAMES): New variable.
1823 * config/sh/t-1e: Delete file.
1824 * config/sh/t-mlib-sh1: Delete file.
1825 * config/sh/t-mlib-sh2: Delete file.
1826 * config/sh/t-mlib-sh2a: Delete file.
1827 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1828 * config/sh/t-mlib-sh2a-single: Delete file.
1829 * config/sh/t-mlib-sh2a-single-only: Delete file.
1830 * config/sh/t-mlib-sh2e: Delete file.
1831 * config/sh/t-mlib-sh3e: Delete file.
1832 * config/sh/t-mlib-sh4: Delete file.
1833 * config/sh/t-mlib-sh4-nofpu: Delete file.
1834 * config/sh/t-mlib-sh4-single: Delete file.
1835 * config/sh/t-mlib-sh4-single-only: Delete file.
1836 * config/sh/t-mlib-sh4a: Delete file.
1837 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1838 * config/sh/t-mlib-sh4a-single: Delete file.
1839 * config/sh/t-mlib-sh4a-single-only: Delete file.
1840 * config/sh/t-mlib-sh4al: Delete file.
1841 * config/sh/t-mlib-sh5-32media: Delete file.
1842 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1843 * config/sh/t-mlib-sh5-64media: Delete file.
1844 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1845 * config/sh/t-mlib-sh5-compact: Delete file.
1846 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1847 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1848 * doc/install.texi (Options specification): Add
1849 --with-multilib-list and --with-endian.
1851 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1853 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1855 (OBJS-common): Add plugin-version.o.
1856 (plugin-version.o): New.
1857 * gcc-plugin.h (plugin_gcc_version): New.
1858 (plugin_default_version_check): New.
1859 (plugin_init_func, plugin_init): Add version argument.
1860 * plugin-version.c: New.
1861 * plugin.c (str_plugin_gcc_version_name): New.
1862 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1863 pass it to the init function.
1864 (plugin_default_version_check): New.
1866 2009-04-17 Richard Guenther <rguenther@suse.de>
1868 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1869 for decl-vs-decl disambiguation.
1871 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1873 * config/s390/s390.h (s390_tune_attr): New macro definition.
1874 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1876 2009-04-17 Richard Guenther <rguenther@suse.de>
1878 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1879 (fold_stmt_r): Likewise.
1880 (maybe_fold_reference): New function.
1881 (fold_gimple_assign): Handle cases fold_stmt_r did.
1882 (fold_stmt): Do not use fold_stmt_r.
1883 (fold_stmt_inplace): Likewise.
1885 2009-04-17 Richard Guenther <rguenther@suse.de>
1887 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1888 (record_equivalences_from_stmt): Remove useless checks and
1890 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1891 the type is already suitable.
1893 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1895 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1897 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1899 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1900 (CMPtype): Define as __gcc_CMPtype.
1902 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1904 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1905 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1907 2009-04-17 Richard Guenther <rguenther@suse.de>
1909 PR tree-optimization/39746
1910 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1911 special-casing for builtins and static variable use/def.
1912 (call_may_clobber_ref_p_1): Likewise.
1914 2009-04-16 Ian Lance Taylor <iant@google.com>
1916 * df.h: Include "timevar.h".
1917 (struct df_problem): Change tv_id field to timevar_id_t.
1918 * tree-pass.h: Include "timevar.h".
1919 (struct opt_pass): Change tv_id field to timevar_id_t.
1920 * timevar.h (timevar_id_t): Define TV_NONE.
1921 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1922 TV_NONE rather than tv_id != 0.
1923 (execute_one_pass): Likewise.
1924 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1925 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1926 dependencies to $(TREE_PASS_H).
1927 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1929 (pass_branch_target_load_optimize2): Likewise.
1930 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1931 (pass_outof_cfg_layout_mode): Likewise.
1932 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1933 (pass_rebuild_cgraph_edges): Likewise.
1934 (pass_remove_cgraph_callee_edges): Likewise.
1935 * df-core.c (pass_df_initialize_opt): Likewise.
1936 (pass_df_initialize_no_opt): Likewise.
1937 (pass_df_finish): Likewise.
1938 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1939 * except.c (pass_set_nothrow_function_flags): Likewise.
1940 (pass_convert_to_eh_region_ranges): Likewise.
1941 * final.c (pass_compute_alignments): Likewise.
1942 * function.c (pass_instantiate_virtual_regs): Likewise.
1943 (pass_init_function): Likewise.
1944 (pass_leaf_regs): Likewise.
1945 (pass_match_asm_constraints): Likewise.
1946 * gimple-low.c (pass_lower_cf): Likewise.
1947 (pass_mark_used_blocks): Likewise.
1948 * init-regs.c (pass_initialize_regs): Likewise.
1949 * integrate.c (pass_initial_value_sets): Likewise.
1950 * ira.c (pass_ira): Likewise.
1951 * jump.c (pass_cleanup_barriers): Likewise.
1952 * omp-low.c (pass_expand_omp): Likewise.
1953 (pass_lower_omp): Likewise.
1954 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1955 * recog.c (pass_split_all_insns): Likewise.
1956 (pass_split_after_reload): Likewise.
1957 (pass_split_before_regstack): Likewise.
1958 (pass_split_before_sched2): Likewise.
1959 (pass_split_for_shorten_branches): Likewise.
1960 * reginfo.c (pass_reginfo_init): Likewise.
1961 (pass_subregs_of_mode_init): Likewise.
1962 (pass_subregs_of_mode_finish): Likewise.
1963 * passes.c (pass_postreload): Likewise.
1964 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1965 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1966 (pass_warn_function_return): Likewise.
1967 (pass_warn_function_noreturn): Likewise.
1968 * tree-complex.c (pass_lower_complex): Likewise.
1969 (pass_lower_complex_O0): Likewise.
1970 * tree-if-conv.c (pass_if_conversion): Likewise.
1971 * tree-into-ssa.c (pass_build_ssa): Likewise.
1972 * tree-mudflap.c (pass_mudflap_1): Likewise.
1973 (pass_mudflap_2): Likewise.
1974 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1975 (pass_mudflap_2): Likewise.
1976 * tree-nrv.c (pass_return_slot): Likewise.
1977 * tree-object-size.c (pass_object_sizes): Likewise.
1978 * tree-optimize.c (pass_all_optimizations): Likewise.
1979 (pass_early_local_passes): Likewise.
1980 (pass_all_early_optimizations): Likewise.
1981 (pass_cleanup_cfg): Likewise.
1982 (pass_cleanup_cfg_post_optimizing): Likewise.
1983 (pass_free_datastructures): Likewise.
1984 (pass_free_cfg_annotations): Likewise.
1985 (pass_fixup_cfg): Likewise.
1986 (pass_init_datastructures): Likewise.
1987 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1988 (pass_late_warn_uninitialized): Likewise.
1989 (pass_update_address_taken): Likewise.
1990 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1991 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1992 (pass_cse_sincos): Likewise.
1993 (pass_convert_to_rsqrt): Likewise.
1994 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1995 * tree-stdarg.c (pass_stdarg): Likewise.
1996 * tree-tailcall.c (pass_tail_recursion): Likewise.
1997 (pass_tail_calls): Likewise.
1998 * tree-vect-generic.c (pass_lower_vector): Likewise.
1999 (pass_lower_vector_ssa): Likewise.
2000 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2002 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2004 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2006 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2008 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2009 logical and signext.
2011 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2014 * config/sh/predicates.md (arith_operand): Check if the operand
2015 of TRUNCATE is a REG.
2017 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2019 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2020 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2022 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2024 * tree-iterator.c (tsi_split_statement_list_after,
2025 tsi_split_statement_list_before): Remove.
2026 * tree-iterator.h: Remove the prototypes for
2027 tsi_split_statement_list_after and tsi_split_statement_list_before.
2029 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2031 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2032 * tree-ssa-propagate.h: Remove the prototype for
2033 stmt_makes_single_load.
2035 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2037 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2038 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2040 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2042 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2044 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2046 * except.c (eh_region_outer_p): Remove.
2047 * except.h: Remove the prototype for eh_region_outer_p.
2049 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2051 * function.c (current_function_assembler_name): Remove.
2052 * function.h: Remove the prototype for
2053 current_function_assembler_name.
2055 2009-04-16 Ian Lance Taylor <iant@google.com>
2057 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2058 (add_reg_note): Call alloc_reg_note.
2059 * rtl.h (alloc_reg_note): Declare.
2060 * combine.c (try_combine): Use alloc_reg_note.
2061 (recog_for_combine, move_deaths): Likewise.
2062 (distribute_notes): Use alloc_reg_note and add_reg_note.
2063 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2064 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2065 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2067 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2069 PR rtl-optimization/39762
2070 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2071 ira_may_move_out_cost): Add comments about way of their usage.
2072 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2074 * ira-conflicts.c (process_regs_for_copy): Use function
2075 ira_get_register_move_cost instead of global
2076 ira_register_move_cost.
2078 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2079 color_pass, move_spill_restore, update_curr_costs): Ditto.
2081 * ira-lives.c (process_single_reg_class_operands): Ditto.
2083 * ira-emit.c (emit_move_list): Ditto.
2085 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2086 (record_reg_classes): Ditto. Use functions
2087 ira_get_register_move_cost and ira_get_may_move_cost instead of
2088 global vars ira_register_move_cost, ira_may_move_out_cost and
2089 ira_may_move_in_cost.
2090 (record_address_regs): Don't call ira_init_register_move_cost.
2091 Use function ira_get_may_move_cost instead of global
2092 ira_may_move_in_cost.
2093 (process_bb_node_for_hard_reg_moves): Use function
2094 ira_get_register_move_cost instead of global ira_register_move_cost.
2095 (ira_costs): Don't call ira_init_register_move_cost.
2097 2009-04-16 Richard Guenther <rguenther@suse.de>
2099 * tree-cfg.c (verify_gimple_assign_binary):
2100 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2101 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2102 (create_general_new_stmt): Note that this function is broken.
2104 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2106 * common.opt (fhelp): Add Var(help_flag).
2107 * gcc-plugin.h (plugin_info): Add help.
2108 * plugin.c (plugin_name_args): Add help.
2109 (register_plugin_info): Set plugin->help.
2110 (print_help_one_plugin): New.
2111 (print_plugins_help): New.
2112 * plugin.h (print_plugins_help): New.
2113 * toplev.c (toplev_main): Call print_plugins_help if needed.
2115 2009-04-16 Richard Guenther <rguenther@suse.de>
2117 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2118 (gimple_ior_addresses_taken_1): New function.
2119 (gimple_ior_addresses_taken): Likewise.
2120 * gimple.h (struct gimple_statement_with_ops_base): Remove
2121 addresses_taken member.
2122 (gimple_ior_addresses_taken): Declare.
2123 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2124 gimple_set_addresses_taken): Remove.
2125 * ipa-reference.c (mark_address): New function.
2126 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2127 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2128 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2129 (gimple_add_to_addresses_taken): Remove.
2130 (get_tmr_operands): Call mark_address_taken.
2131 (get_asm_expr_operands): Likewise.
2132 (get_expr_operands): Likewise.
2133 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2134 (free_stmt_operands): Do not free it.
2135 * tree-ssa.c (delete_tree_ssa): Likewise.
2136 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2138 2009-04-16 Richard Guenther <rguenther@suse.de>
2140 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2141 (walk_stmt_load_store_ops): Likewise.
2142 * gimple.c (get_base_loadstore): New function.
2143 (walk_stmt_load_store_addr_ops): Likewise.
2144 (walk_stmt_load_store_ops): Likewise.
2145 * ipa-pure-const.c (check_op): Simplify.
2146 (check_load, check_store): New functions.
2147 (check_stmt): Use walk_stmt_load_store_ops.
2148 * ipa-reference.c (mark_load): Adjust signature.
2149 (mark_store): Likewise.
2150 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2152 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2154 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2156 * opts.c (common_handle_option): Don't call print_version.
2157 * plugin.c (plugin_name_args): Add version.
2158 (register_plugin_info): New.
2159 (register_callback): Handle PLUGIN_INFO.
2160 (try_init_one_plugin): New.
2161 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2163 (finalize_one_plugin): New.
2164 (finalize_plugins): New.
2165 (print_one_plugin): New.
2166 (print_plugins_versions): New.
2167 * plugin.h (print_plugins_versions): New.
2168 (finalize_plugins): New.
2169 * toplev.c (compile_file): Don't call initialize_plugins.
2170 (print_version): Call print_plugins_versions.
2171 (toplev_main): Call initialize_plugins. Print version if needed.
2172 Call finalize_plugins.
2174 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2176 * common.opt (fversion): New.
2177 * gcc.c (print_version): New.
2178 (process_command): Don't print the version. Just set print_version.
2179 (main): Print version. Call subprocesses if print_version and
2180 verbose_flag are set.
2181 * opts.c (common_handle_option): Handle OPT_fversion.
2183 2009-04-16 Richard Guenther <rguenther@suse.de>
2184 Ira Rosen <irar@il.ibm.com>
2186 PR tree-optimization/39698
2187 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2188 type of the reduction variable. Only generate the def if
2191 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2192 make sure to first convert to an integer of the same precision.
2193 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2194 the type of the evolution correctly in computing the new
2195 induction variable base.
2197 2009-04-16 Richard Guenther <rguenther@suse.de>
2200 * tree-cfg.c (make_blocks): Split statements with to-be
2201 abnormal SSA names on the lhs.
2203 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2205 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2206 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2207 * c-typeck.c (really_start_incremental_init): Likewise.
2208 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2209 (TARGET_INITIALIZER): Remove it.
2210 * target.h (struct target): Remove vector_opaque_p.
2211 * tree.c (build_opaque_vector_type): New.
2212 * tree.h (TYPE_VECTOR_OPAQUE): New.
2213 (build_opaque_vector_type): Declare.
2214 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2215 * config/rs6000/rs6000.c (build_opaque_vector_type,
2216 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2217 (rs6000_init_builtins): Use build_opaque_vector_type for
2218 opaque_V4SI_type_node.
2220 2009-04-15 Catherine Moore <clm@codesourcery.com>
2222 * debug.h (set_name): Declare.
2223 * dwarf2out.c (dwarf2out_set_name): Declare.
2224 (dwarf2_debug_hooks): Add set_name.
2225 (find_AT_string): New.
2226 (add_AT_string): Call find_AT_string.
2227 (dwarf2out_set_name): New.
2228 * cp/decl.c (grokdeclarator): Call set_name.
2229 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2230 * debug.c (do_nothing_debug_hooks): Likewise.
2231 * dbxout.c (dbx_debug_hooks): Likewise.
2232 * sdbout.c (sdb_debug_hooks): Likewise.
2234 2009-04-15 Michael Eager <eager@eagercon.com>
2236 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2237 reg for single-precision FPU.
2238 * config/rs6000/rs6000.md (movsi_internal1): Only for
2240 (movsi_internal1_single): New. Add pattern to move SI values to/from
2241 single-precision FP regs.
2243 2009-04-15 Richard Guenther <rguenther@suse.de>
2245 * omp-low.c (lower_rec_input_clauses): Build correct address
2247 (expand_omp_for_generic): Fix multiplication type.
2248 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2249 (generate_memset_zero): Fix types.
2250 * tree-profile.c (prepare_instrumented_value): Correctly
2253 2009-04-15 Ian Lance Taylor <iant@google.com>
2255 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2256 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2257 for -Wall and for -Wc++-compat.
2258 (c_common_post_options): For C++, set warn_enum_compare if not
2260 * c-tree.h (struct c_expr): Add field original_type.
2261 (build_external_ref): Update declaration.
2262 * c-parser.c (c_parser_braced_init): Set original_type.
2263 (c_parser_initelt): Likewise.
2264 (c_parser_expr_no_commas): Likewise.
2265 (c_parser_conditional_expression): Likewise.
2266 (c_parser_cast_expression): Likewise.
2267 (c_parser_unary_expression): Likewise. Pull setting of
2268 original_code to top of function.
2269 (c_parser_sizeof_expression): Set original_type.
2270 (c_parser_alignof_expression): Likewise.
2271 (c_parser_postfix_expression): Likewise. Pull setting of
2272 original_code to top of function.
2273 (c_parser_postfix_expression_after_paren_type): Set original_type.
2274 (c_parser_postfix_expression_after_primary): Likewise.
2275 (c_parser_expression): Likewise.
2276 * c-typeck.c (build_external_ref): Add type parameter. Change all
2278 (c_expr_sizeof_expr): Set original_type field.
2279 (parser_build_unary_op): Likewise.
2280 (parser_build_binary_op): Likewise. Optionally warn about
2281 comparisons of enums of different types.
2282 (digest_init): Set original_type field.
2283 (really_start_incremental_init): Likewise.
2284 (push_init_level, pop_init_level): Likewise.
2285 * doc/invoke.texi (Warning Options): -Wenum-compare now
2288 2009-04-15 Richard Guenther <rguenther@suse.de>
2290 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2291 out a necessary conversion.
2292 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2293 names we didn't value number.
2294 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2296 2009-04-15 Richard Guenther <rguenther@suse.de>
2298 PR tree-optimization/39764
2299 * tree-ssa-ccp.c (get_value): Canonicalize value with
2300 canonicalize_float_value.
2302 2009-04-15 Jan Hubicka <jh@suse.cz>
2304 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2305 Wrong version of patch.
2307 2009-04-15 Jan Hubicka <jh@suse.cz>
2309 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2311 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2313 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2314 our distinct integral and vector types.
2316 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2318 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2319 * init.c (build_vtbl_address): Remove call to assemble_external.
2321 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2323 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2324 output for other floating point modes.
2326 2009-04-14 Diego Novillo <dnovillo@google.com>
2328 * diagnostic.c (diagnostic_report_diagnostic): Do not
2329 warn about loaded plugins for DK_ERROR and DK_WARNING.
2330 * c-decl.c (declspecs_add_type): Move call to
2331 invoke_plugin_callbacks ...
2332 * c-parser.c (c_parser_declspecs): ... here.
2333 * plugin.c (dump_active_plugins): Tidy output.
2335 2009-04-14 Diego Novillo <dnovillo@google.com>
2336 Le-Chun Wu <lcwu@google.com>
2338 * configure.ac: Add --enable-plugin support.
2339 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2340 * Makefile.in (PLUGIN_H): Define.
2341 Export ENABLE_PLUGIN and GMPINC to site.exp.
2342 Add PLUGINLIBS to link command.
2343 Add/modify dependencies for plugin.o and files including plugin.h.
2345 * config.in: Regenerate.
2347 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2350 2009-04-14 Le-Chun Wu <lcwu@google.com>
2352 * tree-pass.h (register_one_dump_file): Add a prototype for
2353 register_one_dump_file.
2354 * toplev.c (compile_file): Call initialize_plugins.
2355 (do_compile): Call invoke_plugin_callbacks.
2356 (toplev_main): Call invoke_plugin_callbacks.
2357 * common.opt: Add -fplugin= and -fplugin-arg-.
2358 * gcc-plugin.h: New public header file for plugins to include.
2359 * plugin.c: New source file.
2360 * plugin.h: New internal header file.
2361 * passes.c (register_one_dump_file): Make it external.
2363 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2365 2009-04-14 Diego Novillo <dnovillo@google.com>
2367 * doc/plugins.texi: New.
2368 * doc/gccint.texi: Add reference to Plugins chapter.
2369 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2370 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2371 loaded plugins, if any.
2372 * timevar.def (TV_PLUGIN_INIT): Define.
2373 (TV_PLUGIN_RUN): Define.
2374 * plugin.c: Include timevar.h
2375 (plugins_active_p): New.
2376 (dump_active_plugins): New.
2377 (debug_active_plugins): New.
2379 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2381 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2383 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2385 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2387 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2388 the same as a minus without a shift.
2390 2009-04-14 Nick Clifton <nickc@redhat.com>
2392 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2393 comparisons with small integers will always produce a short
2396 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2399 2008-12-19 Diego Novillo <dnovillo@google.com>
2401 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2403 2009-04-14 Richard Guenther <rguenther@suse.de>
2405 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2407 (verify_gimple_assign_binary): Likewise. Handle shifts and
2409 (verify_gimple_phi): Print the mismatched argument position.
2410 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2412 (vect_update_init_of_dr): Likewise.
2413 * matrix-reorg.c (transform_access_sites): Do what the
2415 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2417 2009-04-13 Michael Eager <eager@eagercon.com>
2419 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2420 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2421 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2422 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2423 remove duplicate config
2425 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2427 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2428 file_name:line_number type locator of the call site.
2430 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2432 * genautomata.c: Put blank after comma.
2433 (automaton_decls): New.
2434 (struct unit_usage): Add comments to member next.
2435 (store_alt_unit_usage): Keep the list ordered.
2436 (unit_present_on_list_p, equal_alternatives_p): New.
2437 (check_regexp_units_distribution): Check units distribution
2438 correctness correctly.
2439 (main): Don't write automata if error is found. Return correct
2442 * config/m68k/cf.md (cfv4_ds): Remove.
2443 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2444 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2446 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2447 power4-load-ext, power4-store, power4-store-update,
2448 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2449 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2450 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2451 power4-sqrt, power4-isync): Modify reservation to make correct
2452 unit distribution to automata.
2454 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2455 power5-store-update, power5-two, power5-three, power5-lmul,
2456 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2458 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2460 * except.c (pass_set_nothrow_function_flags): Set name and add
2462 (set_nothrow_function_flags): Mention in the dump file when
2463 changing a function to nothrow.
2465 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2468 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2469 instead of unsigned long.
2471 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2473 * config/arm/arm.c (return_used_this_function): Remove.
2474 (arm_output_function_prologue): Remove use of
2475 return_used_this_function.
2476 (output_return_instruction): Replace use of
2477 return_used_this_function
2478 by cfun->machine->return_used_this_function.
2479 (arm_output_epilogue): Likewise.
2480 (arm_output_function_epilogue): Likewise.
2481 (thumb_unexpanded_epilogue): Likewise.
2482 * config/arm/arm.h (struct machine_function):
2483 New member return_used_this_function.
2485 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2487 * doc/install.texi: Correct description of default directory for
2488 --with-gxx-include-dir.
2490 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2492 * fold-const.c (build_range_check): Properly deal with enumeral and
2495 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2497 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2498 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2499 * params.h (MAX_GCSE_PASSES): Remove.
2500 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2501 in sequence. Remove ability to run multiple passes.
2502 (bypass_jumps): Report run as third CPROP pass.
2504 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2507 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2508 when deciding whether the whole SEQUENCE can throw.
2510 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2513 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2514 offseted label references.
2516 2009-04-11 Jan Hubicka <jh@suse.cz>
2518 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2520 2009-04-11 Richard Guenther <rguenther@suse.de>
2523 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2524 return variables as TREE_ADDRESSABLE.
2526 2009-04-11 Richard Guenther <rguenther@suse.de>
2528 PR tree-optimization/39713
2529 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2530 reference trees have SSA_NAME operands.
2532 2009-04-11 Richard Guenther <rguenther@suse.de>
2535 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2536 address expressions.
2538 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2540 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2541 match changes in Cygwin 1.7
2542 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2543 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2545 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2547 PR tree-optimization/39701
2548 * doc/invoke.texi (Optimization Options): Document change in
2549 meaning and initialization of -fdelete-null-pointer-checks.
2551 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2554 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2556 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2559 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2561 2009-04-10 Chao-ying Fu <fu@mips.com>
2563 * doc/tm.texi (Instruction Output): Document
2564 TARGET_ASM_FINAL_POSTSCAN_INSN.
2565 * target.h (final_postscan_insn): New field in asm_out.
2566 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2567 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2568 * final.c (final_scan_insn): Call
2569 targetm.asm_out.final_postscan_insn after outputting
2570 an asm macro and a normal instruction.
2572 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2573 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2574 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2575 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2576 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2578 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2581 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2582 variables as non-NULL even with -fdelete-null-pointer-checks.
2584 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2586 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2588 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2591 * config/i386/i386.c (classify_argument): Handle SCmode with
2592 (bit_offset % 64) != 0.
2594 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2596 * doc/invoke.texi (Optimize Options): Add cross-reference to
2597 -Q --help=optimizers examples.
2599 2009-04-10 Ben Elliston <bje@au.ibm.com>
2602 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2603 regalign for the reg == fpr and TDmode case.
2605 2009-04-09 David Ayers <ayers@fsfe.org>
2608 * objc/objc-act.c (warn_with_method): Remove helper function.
2609 (check_duplicates): Call warning and inform directly.
2610 (really_start_method): Likewise.
2612 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2614 * expmed.c (expand_divmod): Always use a comparison for a division
2615 by a large unsigned integer.
2617 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2618 for things others than variables or functions as nonzero.
2620 2009-04-09 Nick Clifton <nickc@redhat.com>
2622 * unwind-compat.c: Change copyright header to refer to version
2623 3 of the GNU General Public License with version 3.1 of the
2624 GCC Runtime Library Exception and to point readers at the
2625 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2626 * config/alpha/crtfastmath.c: Likewise.
2627 * config/alpha/linux-unwind.h: Likewise.
2628 * config/alpha/qrnnd.asm: Likewise.
2629 * config/alpha/vms-crt0-64.c: Likewise.
2630 * config/alpha/vms-crt0.c: Likewise.
2631 * config/alpha/vms-dwarf2.asm: Likewise.
2632 * config/alpha/vms-dwarf2eh.asm: Likewise.
2633 * config/alpha/vms-psxcrt0-64.c: Likewise.
2634 * config/alpha/vms-psxcrt0.c: Likewise.
2635 * config/alpha/vms_tramp.asm: Likewise.
2636 * config/arc/initfini.c: Likewise.
2637 * config/arc/lib1funcs.asm: Likewise.
2638 * config/arm/bpabi-v6m.S: Likewise.
2639 * config/arm/bpabi.S: Likewise.
2640 * config/arm/bpabi.c: Likewise.
2641 * config/arm/crti.asm: Likewise.
2642 * config/arm/crtn.asm: Likewise.
2643 * config/arm/ieee754-df.S: Likewise.
2644 * config/arm/ieee754-sf.S: Likewise.
2645 * config/arm/lib1funcs.asm: Likewise.
2646 * config/arm/libunwind.S: Likewise.
2647 * config/arm/linux-atomic.c: Likewise.
2648 * config/arm/mmintrin.h: Likewise.
2649 * config/arm/pr-support.c: Likewise.
2650 * config/arm/unaligned-funcs.c: Likewise.
2651 * config/arm/unwind-arm.c: Likewise.
2652 * config/arm/unwind-arm.h: Likewise.
2653 * config/avr/libgcc.S: Likewise.
2654 * config/bfin/crti.s: Likewise.
2655 * config/bfin/crtlibid.s: Likewise.
2656 * config/bfin/crtn.s: Likewise.
2657 * config/bfin/lib1funcs.asm: Likewise.
2658 * config/bfin/linux-unwind.h: Likewise.
2659 * config/cris/arit.c: Likewise.
2660 * config/cris/cris_abi_symbol.c: Likewise.
2661 * config/darwin-64.c: Likewise.
2662 * config/darwin-crt2.c: Likewise.
2663 * config/darwin-crt3.c: Likewise.
2664 * config/darwin.h: Likewise.
2665 * config/dbxelf.h: Likewise.
2666 * config/dfp-bit.c: Likewise.
2667 * config/dfp-bit.h: Likewise.
2668 * config/elfos.h: Likewise.
2669 * config/fixed-bit.c: Likewise.
2670 * config/fixed-bit.h: Likewise.
2671 * config/fp-bit.c: Likewise.
2672 * config/fp-bit.h: Likewise.
2673 * config/fr30/crti.asm: Likewise.
2674 * config/fr30/crtn.asm: Likewise.
2675 * config/fr30/lib1funcs.asm: Likewise.
2676 * config/freebsd-spec.h: Likewise.
2677 * config/frv/cmovd.c: Likewise.
2678 * config/frv/cmovh.c: Likewise.
2679 * config/frv/cmovw.c: Likewise.
2680 * config/frv/frvbegin.c: Likewise.
2681 * config/frv/frvend.c: Likewise.
2682 * config/frv/lib1funcs.asm: Likewise.
2683 * config/glibc-stdint.h: Likewise.
2684 * config/h8300/clzhi2.c: Likewise.
2685 * config/h8300/crti.asm: Likewise.
2686 * config/h8300/crtn.asm: Likewise.
2687 * config/h8300/ctzhi2.c: Likewise.
2688 * config/h8300/fixunssfsi.c: Likewise.
2689 * config/h8300/lib1funcs.asm: Likewise.
2690 * config/h8300/parityhi2.c: Likewise.
2691 * config/h8300/popcounthi2.c: Likewise.
2692 * config/i386/ammintrin.h: Likewise.
2693 * config/i386/att.h: Likewise.
2694 * config/i386/avxintrin.h: Likewise.
2695 * config/i386/biarch64.h: Likewise.
2696 * config/i386/bmmintrin.h: Likewise.
2697 * config/i386/cpuid.h: Likewise.
2698 * config/i386/cross-stdarg.h: Likewise.
2699 * config/i386/crtfastmath.c: Likewise.
2700 * config/i386/crtprec.c: Likewise.
2701 * config/i386/cygming-crtbegin.c: Likewise.
2702 * config/i386/cygming-crtend.c: Likewise.
2703 * config/i386/cygwin.asm: Likewise.
2704 * config/i386/emmintrin.h: Likewise.
2705 * config/i386/gmm_malloc.h: Likewise.
2706 * config/i386/gthr-win32.c: Likewise.
2707 * config/i386/i386.h: Likewise.
2708 * config/i386/immintrin.h: Likewise.
2709 * config/i386/linux-unwind.h: Likewise.
2710 * config/i386/linux64.h: Likewise.
2711 * config/i386/mm3dnow.h: Likewise.
2712 * config/i386/mmintrin-common.h: Likewise.
2713 * config/i386/mmintrin.h: Likewise.
2714 * config/i386/nmmintrin.h: Likewise.
2715 * config/i386/pmm_malloc.h: Likewise.
2716 * config/i386/pmmintrin.h: Likewise.
2717 * config/i386/smmintrin.h: Likewise.
2718 * config/i386/sol2-c1.asm: Likewise.
2719 * config/i386/sol2-ci.asm: Likewise.
2720 * config/i386/sol2-cn.asm: Likewise.
2721 * config/i386/sol2-gc1.asm: Likewise.
2722 * config/i386/tmmintrin.h: Likewise.
2723 * config/i386/unix.h: Likewise.
2724 * config/i386/w32-unwind.h: Likewise.
2725 * config/i386/wmmintrin.h: Likewise.
2726 * config/i386/x86-64.h: Likewise.
2727 * config/i386/x86intrin.h: Likewise.
2728 * config/i386/xmmintrin.h: Likewise.
2729 * config/ia64/crtbegin.asm: Likewise.
2730 * config/ia64/crtend.asm: Likewise.
2731 * config/ia64/crtfastmath.c: Likewise.
2732 * config/ia64/crti.asm: Likewise.
2733 * config/ia64/crtn.asm: Likewise.
2734 * config/ia64/fde-glibc.c: Likewise.
2735 * config/ia64/lib1funcs.asm: Likewise.
2736 * config/ia64/linux-unwind.h: Likewise.
2737 * config/ia64/quadlib.c: Likewise.
2738 * config/ia64/unwind-ia64.c: Likewise.
2739 * config/linux.h: Likewise.
2740 * config/m32c/m32c-lib1.S: Likewise.
2741 * config/m32c/m32c-lib2-trapv.c: Likewise.
2742 * config/m32c/m32c-lib2.c: Likewise.
2743 * config/m32r/initfini.c: Likewise.
2744 * config/m68hc11/larith.asm: Likewise.
2745 * config/m68hc11/m68hc11-crt0.S: Likewise.
2746 * config/m68k/cf.md: Likewise.
2747 * config/m68k/crti.s: Likewise.
2748 * config/m68k/crtn.s: Likewise.
2749 * config/m68k/lb1sf68.asm: Likewise.
2750 * config/m68k/linux-unwind.h: Likewise.
2751 * config/mcore/crti.asm: Likewise.
2752 * config/mcore/crtn.asm: Likewise.
2753 * config/mcore/lib1.asm: Likewise.
2754 * config/mips/linux-unwind.h: Likewise.
2755 * config/mips/loongson.h: Likewise.
2756 * config/mips/mips16.S: Likewise.
2757 * config/mmix/crti.asm: Likewise.
2758 * config/mmix/crtn.asm: Likewise.
2759 * config/pa/fptr.c: Likewise.
2760 * config/pa/hpux-unwind.h: Likewise.
2761 * config/pa/lib2funcs.asm: Likewise.
2762 * config/pa/linux-atomic.c: Likewise.
2763 * config/pa/linux-unwind.h: Likewise.
2764 * config/pa/milli64.S: Likewise.
2765 * config/pa/quadlib.c: Likewise.
2766 * config/pa/stublib.c: Likewise.
2767 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2768 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2769 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2770 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2771 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2772 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2773 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2774 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2775 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2776 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2777 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2778 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2779 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2780 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2781 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2782 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2783 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2784 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2785 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2786 * config/rs6000/750cl.h: Likewise.
2787 * config/rs6000/altivec.h: Likewise.
2788 * config/rs6000/biarch64.h: Likewise.
2789 * config/rs6000/crtresfpr.asm: Likewise.
2790 * config/rs6000/crtresgpr.asm: Likewise.
2791 * config/rs6000/crtresxfpr.asm: Likewise.
2792 * config/rs6000/crtresxgpr.asm: Likewise.
2793 * config/rs6000/crtsavfpr.asm: Likewise.
2794 * config/rs6000/crtsavgpr.asm: Likewise.
2795 * config/rs6000/darwin-asm.h: Likewise.
2796 * config/rs6000/darwin-fallback.c: Likewise.
2797 * config/rs6000/darwin-fpsave.asm: Likewise.
2798 * config/rs6000/darwin-ldouble.c: Likewise.
2799 * config/rs6000/darwin-tramp.asm: Likewise.
2800 * config/rs6000/darwin-unwind.h: Likewise.
2801 * config/rs6000/darwin-vecsave.asm: Likewise.
2802 * config/rs6000/darwin-world.asm: Likewise.
2803 * config/rs6000/e500crtres32gpr.asm: Likewise.
2804 * config/rs6000/e500crtres64gpr.asm: Likewise.
2805 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2806 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2807 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2808 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2809 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2810 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2811 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2812 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2813 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2814 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2815 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2816 * config/rs6000/eabi-ci.asm: Likewise.
2817 * config/rs6000/eabi-cn.asm: Likewise.
2818 * config/rs6000/eabi.asm: Likewise.
2819 * config/rs6000/linux-unwind.h: Likewise.
2820 * config/rs6000/linux64.h: Likewise.
2821 * config/rs6000/paired.h: Likewise.
2822 * config/rs6000/paired.md: Likewise.
2823 * config/rs6000/ppc64-fp.c: Likewise.
2824 * config/rs6000/ppu_intrinsics.h: Likewise.
2825 * config/rs6000/rs6000.h: Likewise.
2826 * config/rs6000/si2vmx.h: Likewise.
2827 * config/rs6000/sol-ci.asm: Likewise.
2828 * config/rs6000/sol-cn.asm: Likewise.
2829 * config/rs6000/spe.h: Likewise.
2830 * config/rs6000/spu2vmx.h: Likewise.
2831 * config/rs6000/sysv4.h: Likewise.
2832 * config/rs6000/tramp.asm: Likewise.
2833 * config/rs6000/vec_types.h: Likewise.
2834 * config/s390/linux-unwind.h: Likewise.
2835 * config/s390/tpf-unwind.h: Likewise.
2836 * config/score/crti.asm: Likewise.
2837 * config/score/crtn.asm: Likewise.
2838 * config/sh/crt1.asm: Likewise.
2839 * config/sh/crti.asm: Likewise.
2840 * config/sh/crtn.asm: Likewise.
2841 * config/sh/divtab-sh4-300.c: Likewise.
2842 * config/sh/divtab-sh4.c: Likewise.
2843 * config/sh/divtab.c: Likewise.
2844 * config/sh/lib1funcs-4-300.asm: Likewise.
2845 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2846 * config/sh/lib1funcs.asm: Likewise.
2847 * config/sh/lib1funcs.h: Likewise.
2848 * config/sh/linux-atomic.asm: Likewise.
2849 * config/sh/linux-unwind.h: Likewise.
2850 * config/sh/shmedia.h: Likewise.
2851 * config/sh/sshmedia.h: Likewise.
2852 * config/sh/ushmedia.h: Likewise.
2853 * config/sparc/crtfastmath.c: Likewise.
2854 * config/sparc/linux-unwind.h: Likewise.
2855 * config/sparc/sol2-c1.asm: Likewise.
2856 * config/sparc/sol2-ci.asm: Likewise.
2857 * config/sparc/sol2-cn.asm: Likewise.
2858 * config/spu/divmodti4.c: Likewise.
2859 * config/spu/divv2df3.c: Likewise.
2860 * config/spu/float_disf.c: Likewise.
2861 * config/spu/float_unsdidf.c: Likewise.
2862 * config/spu/float_unsdisf.c: Likewise.
2863 * config/spu/float_unssidf.c: Likewise.
2864 * config/spu/mfc_multi_tag_release.c: Likewise.
2865 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2866 * config/spu/mfc_tag_release.c: Likewise.
2867 * config/spu/mfc_tag_reserve.c: Likewise.
2868 * config/spu/mfc_tag_table.c: Likewise.
2869 * config/spu/multi3.c: Likewise.
2870 * config/spu/spu_internals.h: Likewise.
2871 * config/spu/spu_intrinsics.h: Likewise.
2872 * config/spu/spu_mfcio.h: Likewise.
2873 * config/spu/vec_types.h: Likewise.
2874 * config/spu/vmx2spu.h: Likewise.
2875 * config/stormy16/stormy16-lib2.c: Likewise.
2876 * config/svr4.h: Likewise.
2877 * config/sync.c: Likewise.
2878 * config/v850/lib1funcs.asm: Likewise.
2879 * config/vxlib-tls.c: Likewise.
2880 * config/vxlib.c: Likewise.
2881 * config/vxworks-dummy.h: Likewise.
2882 * config/xtensa/crti.asm: Likewise.
2883 * config/xtensa/crtn.asm: Likewise.
2884 * config/xtensa/ieee754-df.S: Likewise.
2885 * config/xtensa/ieee754-sf.S: Likewise.
2886 * config/xtensa/lib1funcs.asm: Likewise.
2887 * config/xtensa/lib2funcs.S: Likewise.
2888 * config/xtensa/linux-unwind.h: Likewise.
2889 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2890 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2891 * coretypes.h: Likewise.
2892 * crtstuff.c: Likewise.
2893 * defaults.h: Likewise.
2894 * dwarf2.h: Likewise.
2895 * emutls.c: Likewise.
2896 * gbl-ctors.h: Likewise.
2897 * gcov-io.h: Likewise.
2898 * ginclude/float.h: Likewise.
2899 * ginclude/iso646.h: Likewise.
2900 * ginclude/stdarg.h: Likewise.
2901 * ginclude/stdbool.h: Likewise.
2902 * ginclude/stddef.h: Likewise.
2903 * ginclude/stdfix.h: Likewise.
2904 * ginclude/stdint-gcc.h: Likewise.
2905 * ginclude/tgmath.h: Likewise.
2906 * gthr-aix.h: Likewise.
2907 * gthr-dce.h: Likewise.
2908 * gthr-gnat.c: Likewise.
2909 * gthr-gnat.h: Likewise.
2910 * gthr-lynx.h: Likewise.
2911 * gthr-mipssde.h: Likewise.
2912 * gthr-nks.h: Likewise.
2913 * gthr-posix.c: Likewise.
2914 * gthr-posix.h: Likewise.
2915 * gthr-posix95.h: Likewise.
2916 * gthr-rtems.h: Likewise.
2917 * gthr-single.h: Likewise.
2918 * gthr-solaris.h: Likewise.
2919 * gthr-tpf.h: Likewise.
2920 * gthr-vxworks.h: Likewise.
2921 * gthr-win32.h: Likewise.
2923 * libgcc2.c: Likewise.
2924 * libgcc2.h: Likewise.
2925 * libgcov.c: Likewise.
2926 * tsystem.h: Likewise.
2927 * typeclass.h: Likewise.
2928 * unwind-c.c: Likewise.
2929 * unwind-compat.h: Likewise.
2930 * unwind-dw2-fde-compat.c: Likewise.
2931 * unwind-dw2-fde-darwin.c: Likewise.
2932 * unwind-dw2-fde-glibc.c: Likewise.
2933 * unwind-dw2-fde.c: Likewise.
2934 * unwind-dw2-fde.h: Likewise.
2935 * unwind-dw2.c: Likewise.
2936 * unwind-dw2.h: Likewise.
2937 * unwind-generic.h: Likewise.
2938 * unwind-pe.h: Likewise.
2939 * unwind-sjlj.c: Likewise.
2940 * unwind.inc: Likewise.
2941 * config/arm/neon-gen.ml: Change generated copyright header to
2942 refer to version 3 of the GNU General Public License with
2943 version 3.1 of the GCC Runtime Library Exception and to point
2944 readers at the COPYING3 and COPYING3.RUNTIME files and the
2945 FSF's license web page.
2946 * config/arm/arm_neon.h: Regenerate.
2948 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2950 * config/cris/cris.md: Change copyright header to refer to version
2951 3 of the GNU General Public License.
2952 * doc/install.texi2html: Change copyright header to refer to version
2953 3 of the GNU General Public License and to point readers at the
2954 COPYING3 file and the FSF's license web page.
2955 * config/vax/linux.h: Likewise.
2957 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2959 * config/i386/i386.md (cmpcc): New.
2960 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2961 (sync_compare_and_swap_cc*): Delete.
2963 * config/s390/s390.c (s390_compare_emitted): Remove.
2964 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2965 s390_compare_emitted used to be handled. Assert that modes match.
2966 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2967 refer to sync_compare_and_swap_ccsi.
2968 * config/s390/s390.h (s390_compare_emitted): Remove.
2969 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2970 instead of s390_compare_emitted.
2971 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2972 instead of s390_compare_emitted.
2973 * config/s390/s390.md (cmpcc): New.
2974 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2975 CC_REGNUM, do not pretend it's set.
2976 (sync_compare_and_swap_cc*): Delete.
2977 * config/s390/predicates.md (cc_reg_operand): New.
2979 * expr.c (sync_compare_and_swap_cc): Delete.
2980 * optabs.h (sync_compare_and_swap_cc): Delete.
2981 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2982 is being used with can_compare_p.
2983 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2985 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2986 look for a MODE_CC set instead. Use emit_store_flag.
2987 (expand_compare_and_swap_loop): Likewise, with some additional
2988 complication to avoid a force_reg when useless. Use
2989 emit_cmp_and_jump_insns.
2990 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2991 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2992 sync_compare_and_swap documentation.
2994 2009-04-09 Jan Hubicka <jh@suse.cz>
2996 * except.c (find_prev_try): Break out from ....
2997 (duplicate_eh_regions): ... here; properly update prev_try pointers
2998 when duplication part of tree.
2999 (dump_eh_tree): Improve dumping.
3000 (verify_eh_region): New.
3001 (verify_eh_tree): Use it.
3003 2009-04-06 Richard Guenther <rguenther@suse.de>
3005 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3006 &ARRAY addresses by adjusting their types and prepending
3008 * tree-cfg.c (verify_gimple_assign_single): Verify that
3009 addresses are correct.
3011 2009-04-09 Richard Guenther <rguenther@suse.de>
3013 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3014 indices into an array reference if possible.
3015 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3016 Fold POINTER_PLUS_EXPR statements with invariant address.
3018 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3021 * config.gcc (powerpc64-*-linux*): Always build biarch.
3023 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3026 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3027 it and pedwarn if this results in an INTEGER_CST.
3029 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3031 * doc/install.texi: Update minimum GMP version. Remove obsolete
3032 text in MPFR section.
3034 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3036 * dwarf2out.c (class_scope_p): New static inline.
3037 (class_or_namespace_scope_p): Use it.
3038 (gen_variable_die): Use DW_TAG_member tag for static data member
3039 declarations instead of DW_TAG_variable.
3042 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3045 2009-04-08 Richard Guenther <rguenther@suse.de>
3047 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3048 valueize random data.
3050 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3052 * config.gcc (aix tm_file): Add aix-stdint.h.
3053 (aix tm clause use_gcc_stdint): Set to wrap.
3054 * config/rs6000/aix-stdint.h: New file.
3056 2009-04-08 Richard Guenther <rguenther@suse.de>
3059 * tree-dfa.c (add_referenced_var): Do not recurse into
3060 global initializers.
3061 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3063 (fold_const_aggregate_ref): Likewise.
3065 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3067 * recog.c (ordered_comparison_operator): New.
3068 * gensupport.c (std_preds): Add it.
3069 * doc/md.texi (Machine-Independent Predicates): Document it.
3071 2009-04-08 Jan Hubicka <jh@suse.cz>
3073 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3074 * function.h (rtl_eh): Remove exception_handler_label_map.
3075 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3076 remove_exception_handler_label, for_each_eh_label_1): Remove.
3077 (rtl_remove_unreachable_regions): Remove.
3078 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3079 (find_exception_handler_labels): Don't build the hashtable.
3080 (maybe_remove_eh_handler): Remove.
3081 (for_each_eh_label): Rewrite to walk the tree.
3082 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3083 * except.h (maybe_remove_eh_handler): Remove.
3084 * passes.c (init_optimization_passes): Schedule second EH cleanup
3086 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3087 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3089 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3091 * genoutput.c (validate_optab_operands): New.
3092 (gen_insn, gen_expand): Call it.
3094 * genflags.c (gen_insn): Detect misused iterators.
3095 (main): Pass line_no to gen_insn, exit with status 1 on error.
3097 * genextract.c (line_no): Make global.
3098 (VEC_safe_set_locstr): Change assertion to error message.
3099 (main): Exit with status 1 on error.
3101 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3105 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3106 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3107 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3108 * c-convert.c (convert): Do not call fold on results of conversion
3109 functions when the result is a C_MAYBE_CONST_EXPR.
3110 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3111 of __builtin_choose_expr.
3112 * c-typeck.c (remove_c_maybe_const_expr): New.
3113 (build_unary_op, build_conditional_expr, build_compound_expr,
3114 build_binary_op, c_objc_common_truthvalue_conversion): Call
3115 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3118 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3120 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3121 CODE to produce a new one. Add a prototype to use fold_convert_const
3123 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3126 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3127 mix declarations and code.
3129 2009-04-08 Ben Elliston <bje@au.ibm.com>
3131 * gcc.c: Replace `CC' with `GCC' throughout.
3133 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3135 * doc/invoke.texi: Document Atom support.
3137 2009-04-07 Jason Merrill <jason@redhat.com>
3140 * c-common.h, c-common.c: Add flag_pretty_templates.
3141 * c-opts.c (c_common_handle_option): Set it.
3142 * c.opt: Add -fno-pretty-templates.
3143 * doc/invoke.texi (C++ Dialect Options): Likewise.
3145 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3147 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3148 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3149 (ia64_expand_builtin): Likewise.
3151 2009-04-07 Martin Jambor <mjambor@suse.cz>
3153 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3154 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3155 ADDR_EXPRS are include too.
3157 2009-04-07 Richard Guenther <rguenther@suse.de>
3159 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3160 decls are only used if passes as parameters or if they are
3161 local statics and the call is not to a builtin.
3162 (call_may_clobber_ref_p_1): Likewise.
3164 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3166 * expr.c (do_store_flag): Remove last argument. Simplify code
3167 to avoid duplication of tests already done by can_compare_p.
3168 (expand_expr_real_1): Adjust caller.
3170 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3172 * optabs.c (can_compare_p): Test the predicate of a
3173 cbranch and cstore pattern.
3175 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3177 * expr.c (convert_move): Use emit_store_flag instead of
3180 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3182 * config/i386/i386.c (ix86_compare_emitted): Remove.
3183 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3184 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3185 * config/i386/i386.h (ix86_compare_emitted): Remove.
3186 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3187 instead of ix86_compare_emitted.
3188 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3190 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3192 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3193 Add t-sysroot-suffix to tmake_file.
3194 * config/print-sysroot-suffix.sh: New file.
3195 * config/t-sysroot-suffix: New file.
3197 2009-04-07 Ben Elliston <bje@au.ibm.com>
3199 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3200 as the latter produces a warning when the target does not support
3203 2009-04-07 Ben Elliston <bje@au.ibm.com>
3205 * dfp.c: Replace type punning assignments with memcpy throughout.
3206 * Makefile.in (dfp.o-warn): Remove.
3208 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3211 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3212 Include soft-fp/t-softfp after rs6000/t-linux64.
3214 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3216 * stor-layout.c (set_sizetype): Use the full precision of their
3217 machine mode for bitsize types.
3219 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3221 * config/i386/i386.md: Revert 2 accidental checkins.
3223 2009-04-06 Joey Ye <joey.ye@intel.com>
3224 Xuepeng Guo <xuepeng.guo@intel.com>
3225 H.J. Lu <hongjiu.lu@intel.com>
3227 Atom pipeline model, tuning and insn selection.
3228 * config.gcc (atom): Add atom config options and target.
3230 * config/i386/atom.md: New.
3232 * config/i386/i386.c (atom_cost): New cost.
3233 (m_ATOM): New macro flag.
3234 (initial_ix86_tune_features): Set m_ATOM.
3235 (x86_accumulate_outgoing_args): Likewise.
3236 (x86_arch_always_fancy_math_387): Likewise.
3237 (processor_target): Add Atom cost.
3238 (cpu_names): Add Atom cpu name.
3239 (override_options): Set Atom ISA.
3240 (ix86_issue_rate): New case PROCESSOR_ATOM.
3241 (ix86_adjust_cost): Likewise.
3243 * config/i386/i386.h (TARGET_ATOM): New target macro.
3244 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3245 (TARGET_OPT_AGU): New target option.
3246 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3247 (processor_type): Add PROCESSOR_ATOM.
3249 * config/i386/i386.md (cpu): Add new value "atom".
3250 (use_carry, movu): New attr.
3251 (atom.md): Include atom.md.
3252 (adddi3_carry_rex64): Set attr "use_carry".
3253 (addqi3_carry): Likewise.
3254 (addhi3_carry): Likewise.
3255 (addsi3_carry): Likewise.
3256 (*addsi3_carry_zext): Likewise.
3257 (subdi3_carry_rex64): Likewise.
3258 (subqi3_carry): Likewise.
3259 (subhi3_carry): Likewise.
3260 (subsi3_carry): Likewise.
3261 (x86_movdicc_0_m1_rex64): Likewise.
3262 (*x86_movdicc_0_m1_se): Likewise.
3263 (x86_movsicc_0_m1): Likewise.
3264 (*x86_movsicc_0_m1_se): Likewise.
3265 (*adddi_1_rex64): Emit add insn as much as possible.
3266 (*addsi_1): Likewise.
3267 (return_internal): Set atom_unit.
3268 (return_internal_long): Likewise.
3269 (return_pop_internal): Likewise.
3270 (*rcpsf2_sse): Set atom_sse_attr attr.
3271 (*qrt<mode>2_sse): Likewise.
3272 (*prefetch_sse): Likewise.
3274 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3276 (ix86_target_macros_internal): Likewise.
3278 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3279 (*prefetch_sse_rex): Likewise.
3280 (sse_rcpv4sf2): Likewise.
3281 (sse_vmrcpv4sf2): Likewise.
3282 (sse_sqrtv4sf2): Likewise.
3283 (<sse>_vmsqrt<mode>2): Likewise.
3284 (sse_ldmxcsr): Likewise.
3285 (sse_stmxcsr): Likewise.
3286 (*sse_sfence): Likewise.
3287 (sse2_clflush): Likewise.
3288 (*sse2_mfence): Likewise.
3289 (*sse2_lfence): Likewise.
3290 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3291 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3292 (avx_movdqu<avxmodesuffix>): Likewise.
3293 (avx_lddqu<avxmodesuffix>): Likewise.
3294 (sse2_movntv2di): Change attr "type" to "ssemov".
3295 (sse2_movntsi): Likewise.
3296 (rsqrtv8sf2): Change attr "type" to "sseadd".
3297 (sse3_addsubv2df3): Set attr "atom_unit".
3298 (sse3_h<plusminus_insn>v4sf3): Likewise.
3299 (*sse2_pmaddwd): Likewise.
3300 (*vec_extractv2di_1_rex64): Likewise.
3301 (*vec_extractv2di_1_avx): Likewise.
3302 (sse2_psadbw): Likewise.
3303 (ssse3_phaddwv8hi3): Likewise.
3304 (ssse3_phaddwv4hi3): Likewise.
3305 (ssse3_phadddv4si3): Likewise.
3306 (ssse3_phadddv2si3): Likewise.
3307 (ssse3_phaddswv8hi3): Likewise.
3308 (ssse3_phaddswv4hi3): Likewise.
3309 (ssse3_phsubwv8hi3): Likewise.
3310 (ssse3_phsubwv4hi3): Likewise.
3311 (ssse3_phsubdv4si3): Likewise.
3312 (ssse3_phsubdv2si3): Likewise.
3313 (ssse3_phsubswv8hi3): Likewise.
3314 (ssse3_phsubswv4hi3): Likewise.
3315 (ssse3_pmaddubsw128): Likewise.
3316 (sse3_pmaddubsw: Likewise.
3317 (ssse3_palignrti): Likewise.
3318 (ssse3_palignrdi): Likewise.
3320 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3322 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3324 2009-04-06 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/28868
3327 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3328 of which PHI results we inserted.
3329 (insert_into_preds_of_block): Record inserted PHIs.
3330 (eliminate): Eliminate redundant PHI nodes.
3331 (init_pre): Init inserted_phi_names.
3333 2009-04-06 Richard Guenther <rguenther@suse.de>
3335 PR tree-optimization/39643
3336 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3337 IMAGPART_EXPRs of complex constants.
3338 (execute_fold_all_builtins): If we folded a call queue
3339 TODO_update_address_taken.
3341 2009-04-06 Jan Hubicka <jh@suse.cz>
3344 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3347 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3349 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3351 (ic_invalidate_array): Likewise.
3353 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3355 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3356 alignment for library calls.
3358 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3360 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3361 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3362 * config/i386/mingw-stdint.h: New file.
3364 2009-04-05 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/39648
3367 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3368 our &A vs. &A[0] IL deficiencies.
3370 2009-04-04 Jan Hubicka <jh@suse.cz>
3372 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3373 removed toplevel regions.
3374 (sjlj_mark_call_sites): Likewise.
3376 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3378 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3379 (cygwin tm clause use_gcc_stdint): Set to wrap.
3380 * config/i386/cygwin-stdint.h: New file.
3382 2009-04-04 Richard Guenther <rguenther@suse.de>
3384 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3385 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3386 single-argument PHIs if we are in loop-closed SSA form.
3387 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3388 for the pre-condition.
3389 (slpeel_tree_peel_loop_to_edge): Likewise.
3390 (vect_build_loop_niters): Take an optional sequence to append stmts.
3391 (vect_generate_tmps_on_preheader): Likewise.
3392 (vect_do_peeling_for_loop_bound): Take extra guards for the
3394 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3395 the cost model check.
3396 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3397 guards if we are going to peel. Do not apply versioning in that case.
3398 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3399 (vect_do_peeling_for_loop_bound): Likewise.
3400 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3401 loop bound only record extra pre-conditions, do not apply loop
3404 2009-04-04 Richard Guenther <rguenther@suse.de>
3406 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3409 2009-04-04 Jan Hubicka <jh@suse.cz>
3411 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3412 last_basic_block for size of bb->index indexed array.
3413 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3414 compute_out, link_btr_uses, build_btr_def_use_webs,
3415 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3417 2009-04-04 Jan Hubicka <jh@suse.cz>
3419 * except.c (remove_eh_handler_and_replace): Break out from ...
3420 (remove_eh_handler): ... here.
3421 (bring_to_root): New function.
3422 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3423 handled ones, bring others to root of tree.
3425 2009-04-04 Jan Hubicka <jh@suse.cz>
3427 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3428 (all_phis_safe_to_merge): New function.
3429 (update_info): New structure.
3430 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3431 (cleanup_empty_eh): Update SSA if possible.
3433 2009-04-04 Richard Guenther <rguenther@suse.de>
3435 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3436 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3437 (append_vuse): Likewise.
3439 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3441 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3442 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3443 instead of REG_UNSAVED for DW_CFA_undefined.
3444 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3445 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3448 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3451 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3452 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3453 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3455 2009-04-04 Richard Guenther <rguenther@suse.de>
3457 PR tree-optimization/8781
3458 PR tree-optimization/37892
3459 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3460 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3461 (valueize_refs): Call it for *& valueizations.
3462 (shared_reference_ops_from_ref): Rename to ...
3463 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3464 (shared_reference_ops_from_call): Rename to ...
3465 (valueize_shared_reference_ops_from_call): ... this and valueize.
3466 (vn_reference_lookup): Update.
3467 (visit_reference_op_call): Likewise.
3468 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3469 (eliminate): Value-replace the call address in call statements.
3471 2009-04-04 Richard Guenther <rguenther@suse.de>
3473 PR tree-optimization/39636
3474 * tree-ssa-forwprop.c
3475 (forward_propagate_addr_into_variable_array_index): Check for
3476 GIMPLE_ASSIGN before accessing the rhs code.
3478 2009-04-03 Jason Merrill <jason@redhat.com>
3480 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3482 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3484 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3485 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3486 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3487 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3488 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3489 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3490 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3491 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3492 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3493 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3494 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3495 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3496 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3497 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3498 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3499 Use fr_reg_or_fp01_operand instead of fr_register_operand
3501 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3502 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3503 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3505 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3507 PR rtl-optimization/39607
3508 PR rtl-optimization/39631
3512 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3513 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3514 instead of DF_LR_OUT.
3515 * ira-lives.c (process_bb_node_lives): Ditto.
3516 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3517 instead of DF_LR_{OUT,IN}.
3518 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3519 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3521 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3523 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3524 (execute_lower_omp): Always run but take the short way out if -fopenmp
3526 (gate_lower_omp): Remove, forcing the pass manager to always run the
3527 pass and always set PROP_gimple_lomp.
3528 (pass_lower_omp): Remove gate function.
3529 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3530 PROP_trees. Instead, require it.
3531 * ipa-cp.c (pass_ipa_cp): Likewise.
3532 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3533 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3534 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3535 and PROP_gimple_leh.
3537 2009-04-03 Richard Guenther <rguenther@suse.de>
3540 PR tree-optimization/23940
3541 PR tree-optimization/33237
3544 PR tree-optimization/36201
3545 PR tree-optimization/36230
3546 PR tree-optimization/38049
3547 PR tree-optimization/38207
3548 PR tree-optimization/38230
3549 PR tree-optimization/38301
3550 PR tree-optimization/38585
3552 PR tree-optimization/38985
3553 PR tree-optimization/39299
3554 * tree-ssa-structalias.h: Remove.
3555 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3556 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3557 (struct vuse_element_d): Remove.
3558 (struct vuse_vec_d): Likewise.
3559 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3560 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3561 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3562 VUSE_ELEMENT_VAR): Likewise.
3563 (struct voptype_d): Likewise.
3564 (NUM_VOP_FREE_BUCKETS): Likewise.
3565 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3566 (struct stmt_operands_d): Remove.
3567 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3568 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3569 VDEF_NUM, VDEF_VECT): Likewise.
3570 (copy_virtual_operands): Remove.
3571 (operand_build_cmp): Likewise.
3572 (create_ssa_artificial_load_stmt): Likewise.
3573 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3574 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3575 vuse_index and mayuse_index members. Pack and move done and iter_type
3576 members to the front.
3577 (SSA_OP_VMAYUSE): Remove.
3578 (SSA_OP_VIRTUAL_USES): Adjust.
3579 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3580 (unlink_stmt_vdef): Declare.
3581 (add_to_addressable_set): Remove.
3582 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3583 (vrp_visit_stmt): Likewise.
3584 * doc/tree-ssa.texi (Alias analysis): Update.
3585 * doc/invoke.texi (max-aliased-vops): Remove docs.
3586 (avg-aliased-vops): Likewise.
3587 * tree-into-ssa.c (syms_to_rename): Remove.
3588 (need_to_update_vops_p): Likewise.
3589 (need_to_initialize_update_ssa_p): Rename to ...
3590 (update_ssa_initialized_fn): ... this. Track function we are
3592 (symbol_marked_for_renaming): Simplify.
3593 (add_new_name_mapping): Do not set need_to_update_vops_p.
3594 (dump_currdefs): Use SYMS_TO_RENAME.
3595 (rewrite_update_stmt): Always walk all uses/defs.
3596 (dump_update_ssa): Adjust.
3597 (init_update_ssa): Take function argument. Track what we are
3599 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3600 (create_new_def_for): Initialize for cfun, assert we are initialized
3602 (mark_sym_for_renaming): Simplify.
3603 (mark_set_for_renaming): Do not initialize update-ssa.
3604 (need_ssa_update_p): Simplify. Take function argument.
3605 (name_mappings_registered_p): Assert we ask for the correct function.
3606 (name_registered_for_update_p): Likewise.
3607 (ssa_names_to_replace): Likewise.
3608 (release_ssa_name_after_update_ssa): Likewise.
3609 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3610 (dump_decl_set): Do not print a newline.
3611 (debug_decl_set): Do it here.
3612 (dump_update_ssa): And here.
3613 * tree-ssa-loop-im.c (move_computations): Adjust.
3614 (movement_possibility): Likewise.
3615 (determine_max_movement): Likewise.
3616 (gather_mem_refs_stmt): Likewise.
3617 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3619 * tree-complex.c (update_all_vops): Remove.
3620 (expand_complex_move): Adjust.
3621 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3622 Simplify test for memory referencing statement. Exclude
3623 non-invariant ADDR_EXPRs.
3624 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3625 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3626 (rdg_flag_uses): Likewise.
3627 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3629 (tree_optimize_tail_calls_1): Also split the
3630 edge from the entry block if we have degenerate PHI nodes in
3631 the first basic block.
3632 * tree.c (init_ttree): Remove memory-tag related code.
3633 (tree_code_size): Likewise.
3634 (tree_node_structure): Likewise.
3635 (build7_stat): Re-write to be build6_stat.
3636 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3637 (SSA_VAR_P): Adjust.
3638 (struct tree_memory_tag): Remove.
3639 (struct tree_memory_partition_tag): Likewise.
3640 (union tree_node): Adjust.
3641 (build7): Re-write to be build6.
3642 * tree-pass.h (pass_reset_cc_flags): Remove.
3643 (TODO_update_address_taken): New flag.
3644 (pass_simple_dse): Remove.
3645 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3646 * params.h (MAX_ALIASED_VOPS): Remove.
3647 (AVG_ALIASED_VOPS): Likewise.
3648 * omp-low.c (expand_omp_taskreg): Update SSA form.
3649 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3650 aliases the lhs in a copy stmt.
3651 * tree-ssa-dse.c (struct address_walk_data): Remove.
3652 (memory_ssa_name_same): Likewise.
3653 (memory_address_same): Likewise.
3654 (get_kill_of_stmt_lhs): Likewise.
3655 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3656 unused stores. Look through PHI nodes into post-dominated regions.
3657 (dse_optimize_stmt): Simplify. Properly remove stores.
3658 (tree_ssa_dse): Compute dominators.
3659 (execute_simple_dse): Remove.
3660 (pass_simple_dse): Likewise.
3661 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3662 gimple_loaded_syms and gimple_stored_syms computation.
3663 * toplev.c (dump_memory_report): Dump alias and pta stats.
3664 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3665 (vn_reference_eq): Likewise.
3666 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3667 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3668 valueize_vuses): Remove.
3669 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3670 (get_def_ref_stmt_vuse): ... this.
3671 (vn_reference_lookup_2): New function.
3672 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3673 walking equivalent vuses. Simplify.
3674 (vn_reference_lookup): Likewise.
3675 (vn_reference_insert): Likewise.
3676 (vn_reference_insert_pieces): Likewise.
3677 (visit_reference_op_call): Simplify.
3678 (visit_reference_op_load): Likewise.
3679 (visit_reference_op_store): Likewise.
3680 (init_scc_vn): Remove shared_lookup_vuses initialization.
3681 (free_scc_vn): Remove shared_lookup_vuses freeing.
3682 (sort_vuses, sort_vuses_heap): Remove.
3683 (get_ref_from_reference_ops): Export.
3684 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3685 vector with single vuse pointer.
3686 (vn_reference_lookup_pieces, vn_reference_lookup,
3687 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3688 (shared_vuses_from_stmt): Remove.
3689 (get_ref_from_reference_ops): Declare.
3690 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3691 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3692 memory-tag related code.
3693 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3694 (likely_value): Add comment, skip static-chain of call statements.
3695 (surely_varying_stmt_p): Adjust.
3696 (gimplify_and_update_call_from_tree): Likewise.
3697 (execute_fold_all_builtins): Do not rebuild alias info.
3698 (gimplify_and_update_call_from_tree): Properly update VOPs.
3699 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3700 (copy_ref_info): Remove memory-tag related code.
3701 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3702 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3703 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3705 * tree-ssa-dom.c (gimple_p): Remove typedef.
3706 (eliminate_redundant_computations): Adjust.
3707 (record_equivalences_from_stmt): Likewise.
3708 (avail_expr_hash): Likewise.
3709 (avail_expr_eq): Likewise.
3710 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3711 (stmt_makes_single_load): Likewise.
3712 (stmt_makes_single_store): Likewise.
3713 * tree-ssa-alias.c: Rewrite completely.
3714 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3715 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3716 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3717 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3718 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3719 Remove public functions.
3720 (pass_reset_cc_flags): Remove.
3721 (pass_build_alias): Move ...
3722 * tree-ssa-structalias.c (pass_build_alias): ... here.
3723 * tree-ssa-alias.c (may_be_aliased): Move ...
3724 * tree-flow-inline.h (may_be_aliased): ... here.
3725 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3726 count_uses_and_derefs): Move ...
3727 * gimple.c: ... here.
3728 * gimple.h (count_uses_and_derefs): Declare.
3729 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3730 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3731 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3732 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3733 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3734 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3735 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3737 * tree-dfa.c (refs_may_alias_p): Move ...
3738 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3739 * tree-ssa-alias.h: New file.
3740 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3741 (statement_sink_location): Likewise.
3742 * opts.c (decode_options): Do not adjust max-aliased-vops or
3743 avg-aliased-vops values.
3744 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3745 (TV_CALL_CLOBBER): Likewise.
3746 (TV_FLOW_SENSITIVE): Likewise.
3747 (TV_FLOW_INSENSITIVE): Likewise.
3748 (TV_MEMORY_PARTITIONING): Likewise.
3749 (TV_ALIAS_STMT_WALK): New timevar.
3750 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3751 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3752 (get_address_description): Remove memory-tag related code.
3753 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3754 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3755 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3756 and immediate uses in statements. Document.
3757 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3758 (dump_symbols): Remove.
3759 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3760 * alias.c (get_deref_alias_set): New function split out from ...
3761 (get_alias_set): ... here.
3762 * alias.h (get_deref_alias_set): Declare.
3763 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3764 type parameter. Remove restrict pointer handling. Create a
3765 ref-all pointer in case type-based alias sets do not conflict.
3766 (vect_analyze_data_refs): Remove SMT related code.
3767 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3768 (vectorizable_load): Likewise.
3769 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3770 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3771 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3772 Ignore vops and SMTs.
3773 (dr_analyze_alias): Likewise..
3774 (free_data_ref): Likewise.
3775 (create_data_ref): Likewise.
3776 (analyze_all_data_dependences): Likewise.
3777 (get_references_in_stmt): Adjust.
3778 * tree-flow-inline.h (gimple_aliases_computed_p,
3779 gimple_addressable_vars, gimple_call_clobbered_vars,
3780 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3781 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3782 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3783 gimple_mem_ref_stats): Remove.
3784 (gimple_vop): New function.
3785 (op_iter_next_use): Remove vuses and mayuses cases.
3786 (op_iter_next_def): Remove vdefs case.
3787 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3788 (clear_and_done_ssa_iter): Do not set removed fields.
3789 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3790 Assert we are not iterating over vuses or vdefs if not also
3791 iterating over uses or defs.
3792 (op_iter_init_use): Likewise.
3793 (op_iter_init_def): Likewise.
3794 (op_iter_next_vdef): Remove.
3795 (op_iter_next_mustdef): Likewise.
3796 (op_iter_init_vdef): Likewise.
3797 (compare_ssa_operands_equal): Likewise.
3798 (link_use_stmts_after): Handle vuse operand.
3799 (is_call_used): Use is_call_clobbered.
3800 (is_call_clobbered): Global variables are always call clobbered,
3801 query the call-clobbers bitmap.
3802 (mark_call_clobbered): Ignore global variables.
3803 (clear_call_clobbered): Likewise.
3804 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3805 virtual operands sanity check.
3806 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3808 (TARGET_MEM_REF): Remove TMR_TAG operand.
3809 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3810 Remove call-clobber related code.
3811 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3812 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3813 partitions or escape reason.
3814 (get_single_def_stmt, get_single_def_stmt_from_phi,
3815 get_single_def_stmt_with_phi): Remove.
3816 (dump_referenced_vars): Tidy.
3817 (get_ref_base_and_extent): Allow bare decls.
3818 (collect_dfa_stats): Adjust.
3819 * graphite.c (rename_variables_in_stmt): Adjust.
3820 (graphite_copy_stmts_from_block): Likewise.
3821 (translate_clast): Likewise.
3822 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3824 (translate_vuse_through_block): Use the oracle.
3825 (phi_translate_1): Adjust.
3826 (value_dies_in_block_x): Use the oracle. Cache the outcome
3828 (valid_in_sets): Check if the VUSE for
3829 a REFERENCE is available.
3830 (eliminate): Do not remove stmts during elimination,
3831 instead queue and remove them afterwards.
3832 (do_pre): Do not rebuild alias info.
3833 (pass_pre): Run TODO_rebuild_alias before PRE.
3834 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3835 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3836 (mark_all_v_defs_stmt): Remove.
3837 (mark_all_v_defs_seq): Adjust.
3838 (sra_replace): Likewise.
3839 (scalarize_use): Likewise.
3840 (scalarize_copy): Likewise.
3841 (scalarize_init): Likewise.
3842 (scalarize_ldst): Likewise.
3843 (todoflags): Remove.
3844 (tree_sra): Do not rebuild alias info.
3845 (tree_sra_early): Adjust.
3846 (pass_sra): Run TODO_update_address_taken before SRA.
3847 * tree-predcom.c (set_alias_info): Remove.
3848 (prepare_initializers_chain): Do not call it.
3849 (mark_virtual_ops_for_renaming): Adjust.
3850 (mark_virtual_ops_for_renaming_list): Remove.
3851 (initialize_root_vars): Adjust.
3852 (initialize_root_vars_lm): Likewise.
3853 (prepare_initializers_chain): Likewise.
3854 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3855 (may_propagate_copy_into_stmt): Likewise.
3856 (merge_alias_info): Do nothing for now.
3857 (propagate_tree_value_into_stmt): Adjust.
3858 (stmt_may_generate_copy): Likewise.
3859 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3860 not mark symbols for renaming.
3861 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3862 with the same statement, make sure to update the new pointed-to one.
3863 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3864 call statements, do not mark symbols for renaming.
3865 (mark_operand_necessary): Dump something.
3866 (ref_may_be_aliased): New function.
3867 (mark_aliased_reaching_defs_necessary_1): New helper function.
3868 (mark_aliased_reaching_defs_necessary): Likewise.
3869 (mark_all_reaching_defs_necessary_1): Likewise.
3870 (mark_all_reaching_defs_necessary): Likewise.
3871 (propagate_necessity): Do not process virtual PHIs. For
3872 non-aliased loads mark all reaching definitions as necessary.
3873 For aliased loads and stores mark the immediate dominating
3874 aliased clobbers as necessary.
3875 (visited): New global static.
3876 (perform_tree_ssa_dce): Free visited bitmap after propagating
3878 (remove_dead_phis): Perform simple dead virtual PHI removal.
3879 (remove_dead_stmt): Properly unlink virtual operands when
3881 (eliminate_unnecessary_stmts): Schedule PHI removal after
3883 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3884 (process_replaceable): Likewise.
3885 (find_replaceable_in_bb): Likewise.
3886 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3887 based on the single gimple vop.
3888 (verify_flow_insensitive_alias_info): Remove.
3889 (verify_flow_sensitive_alias_info): Likewise.
3890 (verify_call_clobbering): Likewise.
3891 (verify_memory_partitions): Likewise.
3892 (verify_alias_info): Likewise.
3893 (verify_ssa): Adjust..
3894 (execute_update_addresses_taken): Export. Update SSA
3895 manually. Optimize only when optimizing. Use a local bitmap.
3896 (pass_update_address_taken): Remove TODO_update_ssa, add
3898 (pass_update_address_taken): Just use TODO_update_address_taken.
3899 (init_tree_ssa): Do not initialize addressable_vars.
3900 (verify_ssa): Verify new VUSE / VDEF properties.
3901 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3902 Do not call verify_alias_info.
3903 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3904 Do not free the loaded and stored syms bitmaps. Reset the escaped
3905 and callused solutions. Do not free addressable_vars.
3906 Remove memory-tag related code.
3907 (warn_uninitialized_var): Aliases are always available.
3908 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3909 * lambda-code.c (can_put_in_inner_loop): Adjust.
3910 (can_put_after_inner_loop): Likewise.
3911 (perfect_nestify): Likewise.
3912 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3913 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3914 (vectorizable_conversion): Do not mark symbols for renaming.
3915 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3916 (expand_call_inline): Unlink the calls virtual operands before
3918 (tree_function_versioning): Do not call update_ssa if we are not
3919 updating clones. Simplify.
3920 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3921 (propagate_with_phi): Likewise..
3922 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3923 clobber code. Assert we are not aliased or global.
3924 * tree-flow.h: Include tree-ssa-alias.h
3925 (enum escape_type): Remove.
3926 (struct mem_sym_stats_d): Likewise.
3927 (struct mem_ref_stats_d): Likewise.
3928 (struct gimple_df): Add vop member. Remove global_var,
3929 call_clobbered_vars, call_used_vars, addressable_vars,
3930 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3931 escaped and callused members.
3932 (struct ptr_info_def): Remove all members, add points-to solution
3934 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3935 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3936 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3937 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3938 (tree-ssa-alias.o): Likewise.
3939 (toplev.o): Add tree-ssa-alias.h
3940 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3941 * gimple.c (gimple_set_bb): Fix off-by-one error.
3942 (is_gimple_reg): Do not handle memory tags.
3943 (gimple_copy): Also copy virtual operands.
3944 Delay updating the statement. Do not reset loaded and stored syms.
3945 (gimple_set_stored_syms): Remove.
3946 (gimple_set_loaded_syms): Likewise.
3947 (gimple_call_copy_skip_args): Copy the virtual operands
3948 and mark the new statement modified.
3949 * tree-ssa-structalias.c (may_alias_p): Remove.
3950 (set_uids_in_ptset): Take the alias set to prune with as
3951 parameter. Fold in the alias test of may_alias_p.
3952 (compute_points_to_sets): Compute whether a ptr is dereferenced
3954 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3955 other ADDRESSOF constraints on the lhs.
3956 (get_constraint_for_component_ref): Assert that we don't get
3957 ADDRESSOF constraints from the base of the reference.
3958 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3959 (struct variable_info): Remove collapsed_to member.
3960 (get_varinfo_fc): Remove.
3961 (new_var_info): Do not set collapsed_to.
3962 (dump_constraint): Do not follow cycles.
3963 (dump_constraint_graph): Likewise.
3964 (build_pred_graph): Likewise.
3965 (build_succ_graph): Likewise.
3966 (rewrite_constraints): Likewise.
3967 (do_simple_structure_copy): Remove.
3968 (do_rhs_deref_structure_copy): Remove.
3969 (do_lhs_deref_structure_copy): Remove.
3970 (collapse_rest_of_var): Remove.
3971 (do_structure_copy): Re-implement.
3972 (pta_stats): New global variable.
3973 (dump_pta_stats): New function.
3974 (struct constraint_expr): Make offset signed.
3975 (UNKNOWN_OFFSET): Define special value.
3976 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3977 (solution_set_expand): New helper function split out from ...
3978 (do_sd_constraint): ... here.
3979 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3980 (do_ds_constraint): Likewise.
3981 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3982 and CALLUSED = *CALLUSED.
3983 (set_union_with_increment): Make inc argument signed.
3984 (type_safe): Remove.
3985 (get_constraint_for_ptr_offset): Handle unknown and negative
3987 (first_vi_for_offset): Handle offsets before start. Bail
3988 out early for offsets beyond the variable extent.
3989 (first_or_preceding_vi_for_offset): New function.
3990 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3991 Together with ESCAPED = *ESCAPED this properly computes reachability.
3992 (find_what_var_points_to): New function.
3993 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3994 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3995 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3996 pt_solutions_intersect): New functions.
3997 (compute_call_used_vars): Remove.
3998 (compute_may_aliases): New main entry into PTA computation.
3999 * gimple.h (gimple_p): New typedef.
4000 (struct gimple_statement_base): Remove references_memory_p.
4001 (struct gimple_statement_with_memory_ops_base): Remove
4002 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4004 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4005 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4006 gimple_set_references_memory): Remove.
4007 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4008 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4010 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4011 (verify_expr): Allow RESULT_DECL.
4012 (gimple_duplicate_bb): Do not copy virtual operands.
4013 (gimple_duplicate_sese_region): Adjust.
4014 (gimple_duplicate_sese_tail): Likewise.
4015 (mark_virtual_ops_in_region): Remove.
4016 (move_sese_region_to_fn): Do not call it.
4017 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4018 and pass_simple_dse.
4019 (execute_function_todo): Handle TODO_update_address_taken,
4020 call execute_update_addresses_taken for TODO_rebuild_alias.
4021 (execute_todo): Adjust.
4022 (execute_one_pass): Init dump files early.
4023 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4025 (create_general_new_stmt): Clear vops.
4026 * tree-ssa-reassoc.c (get_rank): Adjust.
4027 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4028 symbols for renaming.
4029 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4030 (PARAM_AVG_ALIASED_VOPS): Likewise.
4031 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4032 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4033 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4034 (operand_build_cmp, copy_virtual_operands,
4035 create_ssa_artificial_load_stmt, add_to_addressable_set,
4036 gimple_add_to_addresses_taken): Remove public functions.
4037 (unlink_stmt_vdef): New function.
4039 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4041 * config.gcc (powerpc-*-linux*): Merge variants.
4043 2009-04-02 Chao-ying Fu <fu@mips.com>
4044 James Grosbach <james.grosbach@microchip.com>
4046 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4047 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4049 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4050 keep_interrupts_masked_p, use_debug_exception_return_p.
4051 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4052 keep_interrupts_masked, use_debug_exception_return.
4053 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4054 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4056 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4057 (mips_print_operand): Process COP0 registers to print $0 .. $31
4058 correctly for GAS to process.
4059 (mips_interrupt_extra_call_saved_reg_p): New function.
4060 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4062 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4063 (mips_compute_frame_info): Add supports for interrupt context that
4064 includes doubleword accumulators and COP0 registers.
4065 (mips_for_each_saved_acc): New function.
4066 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4067 mips_for_each_saved_reg.
4068 (mips_save_reg): Save accumulators.
4069 (mips_kernel_reg_p): A new for_each_rtx callback.
4070 (mips_expand_prologue): Support interrupt handlers.
4071 (mips_restore_reg): Restore accumulators.
4072 (mips_expand_epilogue): Support interrupt handlers.
4073 (mips_can_use_return_insn): Return false for interrupt handlers.
4074 (mips_epilogue_uses): New function.
4075 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4076 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4077 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4078 cop0_move): New instructions.
4079 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4080 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4082 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4084 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4085 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4086 interrupt handlers, we use K0 as the temporary register.
4087 (EPILOGUE_USES): Change to a function call.
4088 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4089 handlers, we use K0 as the temporary register.
4091 * doc/extend.texi (Function Attributes): Document interrupt,
4092 use_shadow_register_set, keep_interrupts_masked,
4093 use_debug_exception_return for MIPS attributes.
4095 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4097 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4098 Remove a number of t-files from tmake_file.
4099 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4100 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4101 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4102 target_prototype, not TARGET_PROTOTYPE.
4103 (LINK_OS_GNU_SPEC): Define.
4104 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4105 and darwin-ldoubdle.c.
4107 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4110 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4111 (cpp_options): Ditto.
4112 (default_compilers): Ditto.
4113 (display_help): Ditto.
4114 (process_command): Ditto.
4116 (set_input): Use lbasename instead of duplicate code.
4117 (save_temps_prefix): New static for -save-temps=obj.
4118 (save_temps_length): Ditto.
4120 * doc/invoke.texi (-save-temps=obj): Document new variant to
4123 2009-04-02 Jeff Law <law@redhat.com>
4125 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4128 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4130 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4131 * configure: Regenerated.
4133 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4135 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4136 share the argument list.
4138 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4142 2009-02-12 Diego Novillo <dnovillo@google.com>
4144 * varpool.c (debug_varpool): New.
4145 * cgraph.h (debug_varpool): Declare.
4147 2009-04-02 Jan Hubicka <jh@suse.cz>
4149 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4152 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4154 * config/i386/i386.c (ix86_abi): Move initialization to ...
4155 (override_options): Here.
4157 2009-04-02 Christian Bruel <christian.bruel@st.com>
4159 * config/sh/sh.c (sh_dwarf_register_span): New function.
4160 (TARGET_DWARF_REGISTER_SPAN): Define.
4161 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4163 2009-04-02 Ira Rosen <irar@il.ibm.com>
4165 PR tree-optimization/39595
4166 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4167 interleaved loads group is not greater than the SLP group size.
4169 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4171 * builtins.c (is_builtin_name): New.
4172 (called_as_built_in): Use is_builtin_name.
4173 * tree.h (is_builtin_name): New.
4174 * varasm.c (incorporeal_function_p): Use is_builtin_name
4176 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4178 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4180 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4183 * c-decl.c (clone_underlying_type): Move this ...
4184 * c-common.c (set_underlying_type): ... here.
4185 Also, make sure the function properly sets TYPE_STUB_DECL() on
4186 the newly created typedef variant type.
4187 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4188 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4191 2009-04-02 Richard Guenther <rguenther@suse.de>
4193 PR tree-optimization/37221
4194 * tree-flow.h (degenerate_phi_result): Declare.
4195 * tree-ssa-dom.c (degenerate_phi_result): Export.
4196 * tree-scalar-evolution.c (analyze_initial_condition): If
4197 the initial condition is defined by a degenerate PHI node
4198 use the degenerate value.
4200 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4202 PR rtl-optimization/39588
4203 * combine.c (merge_outer_ops): Do not set the constant when this
4205 (simplify_shift_const_1): Do not modify it either in this case.
4207 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4209 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4210 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4212 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4215 * c-lex.c (interpret_float): Default (no suffix) is double.
4217 2009-04-1 Xinliang David Li <davidxl@google.com>
4219 * config/i386/i386.c (legitimate_constant_p): Recognize
4220 all one vector constant.
4222 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4224 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4225 Change #include order to silence two warnings.
4227 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4229 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4230 (ASM_SPEC): Pass -k to the assembler for PIC code.
4232 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4234 * gcc/config.gcc: Add vax-*-linux* to the switch.
4235 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4236 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4238 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4240 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4241 Use predicate macros instead of GET_CODE() == foo.
4242 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4243 ashlsi3, rotrsi3, <unnamed>): Likewise.
4245 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4247 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4248 jbbccihi, jbbccisi): Remova trailing whitespace.
4249 * gcc/config/vax/constraints.md: Likewise.
4250 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4251 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4252 * gcc/config/vax/predicates.md: Likewise.
4253 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4254 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4255 * gcc/config/vax/vax.h: Likewise.
4256 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4258 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4260 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4261 (indirectable_address_p, adjacent_operands_p): Add spaces around
4263 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4265 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4267 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4268 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4269 index_term_p, reg_plus_index_p, legitimate_address_p,
4270 vax_mode_dependent_address_p): Update comments to match functions
4271 modified by the recent int->bool conversion.
4273 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4275 * gcc/config/vax/builtins.md: Update copyright message.
4276 * gcc/config/vax/constraints.md: Likewise.
4277 * gcc/config/vax/netbsd-elf.h: Likewise.
4278 * gcc/config/vax/predicates.md: Likewise.
4279 * gcc/config/vax/vax-protos.h: Likewise.
4280 * gcc/config/vax/vax.c: Likewise.
4281 * gcc/config/vax/vax.h: Likewise.
4282 * gcc/config/vax/vax.md: Likewise.
4283 * gcc/config/vax/vax.opt: Likewise.
4285 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4287 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4288 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4289 * gcc/config/vax/constraints.md (B, R): Likewise.
4290 * gcc/config/vax/predicates.md (external_memory_operand,
4291 nonimmediate_addsub_di_operand): Likewise.
4292 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4293 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4294 untyped_call): Likewise.
4296 2009-04-01 Matt Thomas <matt@3am-software.com>
4298 * config/vax/predicates.md: New file.
4299 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4300 external_const_operand, nonsymbolic_operand, external_memory_operand,
4301 indirect_memory_operand, indexed_memory_operand,
4302 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4303 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4305 * config/vax/constraints.md: New file.
4306 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4308 * config/vax/builtins.md: New file.
4309 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4310 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4312 * config/vax/vax.opt (mqmath): Add option.
4313 * config/vax/vax.md (isfx): Extend with DI.
4314 (VAXintQH, VAXintQHSD): Define.
4315 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4316 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4317 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4318 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4319 (movdi): Update constraints and use vax_output_int_move().
4320 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4321 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4322 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4323 nonlocal_goto): New.
4324 (mov<mode>): Extend accepted operand types.
4325 (subdi3_old): Rename from subdi3, change update constraints and use
4326 a new implementation.
4327 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4328 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4329 MOVE_RATIO, CLEAR_RATIO): Define.
4330 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4331 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4332 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4333 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4334 (split_quadword_operands): Make static and really allow variable
4336 (print_operand_address): Update for PIC generation.
4337 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4338 indexable_address_p, fixup_mathdi_operand,
4339 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4340 (vax_float_literal, legitimate_constant_p,
4341 indirectable_constant_address_p, index_term_p,
4342 reg_plus_index_p): Return bool instead of int.
4343 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4345 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4347 (vax_output_conditional_branch): Indent.
4348 (legitimate_constant_address_p, indirectable_constant_address_p,
4349 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4350 vax_mode_dependent_address_p): Return bool instead of int, update for
4352 * config/vax/vax-protos.h (legitimate_constant_address_p,
4353 legitimate_constant_p, legitimate_address_p,
4354 vax_mode_dependent_address_p): Change declaration to bool.
4355 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4356 vax_expand_addsub_di_operands, vax_output_int_subtract,
4357 vax_output_movmemsi): Declare.
4358 (split_quadword_operands, vax_float_literal): Delete declaration.
4359 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4360 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4361 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4362 ASM_OUTPUT_DWARF_PCREL): Define.
4363 (ASM_SPEC): Change definition to allow PIC generation.
4365 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4367 * doc/sourcebuild.texi: Update front-end requirements.
4369 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4372 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4373 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4374 (booldi3_internal3): Use boolean_or_operator instead of
4377 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4380 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4381 declarator whose size is not an integer constant expression but
4382 folds to an integer constant, then treat it as a constant
4385 2009-04-01 Richard Guenther <rguenther@suse.de>
4387 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4388 i * 4 + 2 to (i * 2 + 1) * 2.
4390 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4393 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4394 return if c_parser_asm_string_literal returned NULL.
4396 2009-04-01 Nick Clifton <nickc@redhat.com>
4398 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4400 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4401 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4402 other typedefs to avoid conflicts with libgcc2.c. Define labels
4403 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4405 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4406 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4409 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4411 * varasm.c (default_function_rodata_section): Declare DOT as
4414 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4415 Andrey Galkin <agalkin@hypercom.com>
4418 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4419 Make object_name unique for each process.
4421 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4424 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4425 addressable variables in the parallel that could go out of scope while
4426 running queued tasks.
4428 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4430 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4431 (CASE_VALUES_THRESHOLD): Redefine.
4432 * config/avr/avr.c (avr_override_options): Remove initialization of
4433 avr_case_values_threshold variable.
4434 (avr_case_values_threshold): Remove variable. Add new function.
4435 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4436 * config/avr/avr.opt (mno-tablejump): Remove option.
4437 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4439 2009-04-01 DJ Delorie <dj@redhat.com>
4441 * varasm.c (default_function_rodata_section): Don't assume
4442 anything about where the first '.' in the section name is.
4444 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4446 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4447 rs6000_emit_stack_tie.
4449 2009-03-31 Ian Lance Taylor <iant@google.com>
4451 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4452 gimple_code with GIMPLE_RESX, not RESX.
4454 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4456 * c-common.c (c_get_ident): New.
4457 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4459 2009-04-01 Ben Elliston <bje@au.ibm.com>
4461 * config/rs6000/sysv4.opt (msdata): Improve option description.
4463 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4465 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4466 (divdf3_internal_lat): Remove.
4467 (divxf3_internal_lat): Remove.
4468 (divxf3_internal_thr): Remove.
4469 (divxf): Use divxf3_internal.
4470 * config/ia64/div.md (divsf3_internal_lat): New.
4471 (divdf3_internal_lat): New.
4472 (divxf3_internal): New.
4474 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4477 * Makefile.in (USE_GCC_STDINT): Define.
4478 (stmp-int-hdrs): Install stdint.h if applicable.
4479 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4481 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4482 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4483 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4484 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4485 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4486 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4487 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4488 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4489 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4490 (c_common_nodes_and_builtins): Initialize
4491 underlying_wchar_type_node. Do not initialize
4492 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4493 nodes for new types.
4494 (c_stddef_cpp_builtins): Define macros for new types.
4495 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4497 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4498 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4499 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4500 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4501 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4502 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4503 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4504 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4505 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4506 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4507 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4508 int16_type_node, int32_type_node, int64_type_node,
4509 uint8_type_node, uint16_type_node, c_uint32_type_node,
4510 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4511 int_least32_type_node, int_least64_type_node,
4512 uint_least8_type_node, uint_least16_type_node,
4513 uint_least32_type_node, uint_least64_type_node,
4514 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4515 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4516 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4517 uintptr_type_node): Define.
4518 * c-cppbuiltin.c (builtin_define_constants,
4519 builtin_define_type_minmax): New.
4520 (builtin_define_stdint_macros): Define more macros.
4521 (c_cpp_builtins): Define more limit macros.
4523 (builtin_define_type_max): Define in terms of
4524 builtin_define_type_minmax. Remove is_long parameter. All
4526 * config.gcc (use_gcc_stdint): Define.
4527 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4528 Add newlib-stdint.h for generic targets.
4529 * config/glibc-stdint.h, config/newlib-stdint.h,
4530 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4531 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4532 * config/score/score.h (UINTPTR_TYPE): Define.
4533 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4534 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4535 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4536 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4537 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4538 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4539 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4540 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4541 * config/spu/spu.h (STDINT_LONG32): Define.
4542 * configure.ac (use_gcc_stdint): Substitute.
4543 * configure: Regenerate.
4544 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4545 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4546 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4547 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4548 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4549 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4550 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4551 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4552 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4553 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4554 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4555 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4556 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4557 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4558 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4559 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4560 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4561 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4562 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4563 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4564 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4565 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4566 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4567 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4568 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4569 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4570 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4571 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4572 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4574 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4576 * loop-iv.c (suitable_set_for_replacement): Renamed from
4577 simplify_using_assignment; changed to return bool and to accept new
4578 args DEST and SRC. Return true iff we find a source/destination pair
4579 that can be used to make a replacement, and fill SRC and DEST if so.
4580 Remove arg ALTERED. Don't deal with altered regs here. All callers
4582 (simplify_using_initial_values): Deal with altered regs here and track
4583 more precisely the effect they have on the validity of our expression.
4585 * loop-iv.c (simplify_using_condition): A condition of the form
4586 (EQ REG CONST) can be used to simply make a substitution.
4587 (simplify_using_initial_values): Keep track of conditions we have seen
4588 and keep using them to simplify new expressions, while applying the
4589 same substitutions to them as to the expression.
4591 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4592 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4595 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4596 changed. Use this when trying to improve the upper bound.
4597 Generate the comparison by using simplify_gen_relational.
4599 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4601 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4603 (simplify_using_assignment, simplify_using_initial_values): Call
4604 replace_in_expr to make replacements. Call replace_single_def_regs
4605 once on the initial version of the expression.
4607 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4610 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4612 2009-03-31 Richard Guenther <rguenther@suse.de>
4615 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4616 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4618 2009-03-31 Richard Guenther <rguenther@suse.de>
4620 * tree.h (div_if_zero_remainder): Declare.
4621 * fold-const.c (div_if_zero_remainder): Export.
4622 * tree-ssa-forwprop.c
4623 (forward_propagate_addr_into_variable_array_index): Handle
4624 constant array index addition outside of the variable index.
4626 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4629 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4630 define_splits, floatunssi<mode>2): Require x87 conversions from
4631 DImode to be permitted.
4633 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4635 PR preprocessor/15638
4636 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4638 2009-03-31 Richard Guenther <rguenther@suse.de>
4642 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4643 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4644 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4645 a separate statement.
4646 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4647 (lookup_tmp_var): Likewise.
4648 (is_gimple_formal_tmp_or_call_rhs): Remove.
4649 (is_gimple_reg_or_call_rhs): Rename to ...
4650 (is_gimple_reg_rhs_or_call): ... this.
4651 (is_gimple_mem_or_call_rhs): Rename to ...
4652 (is_gimple_mem_rhs_or_call): ... this.
4653 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4654 DECL_GIMPLE_REG_P only if is_formal is true.
4655 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4656 for non-proper post-modify expression gimplification.
4657 (gimplify_self_mod_expr): For post-modify expressions gimplify
4658 the lvalue to a minimal lvalue.
4659 (rhs_predicate_for): Remove formal temp case.
4660 (gimplify_modify_expr_rhs): Likewise.
4661 (gimplify_addr_expr): Use is_gimple_reg.
4662 (gimplify_expr): Remove formal temp cases.
4663 (gimple_regimplify_operands): Likewise.
4664 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4665 and FILTER_EXPR like constants.
4666 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4668 (is_gimple_formal_tmp_rhs): Remove.
4669 (is_gimple_reg_rhs): Remove special casing.
4670 (is_gimple_mem_rhs): Fix.
4671 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4672 (is_gimple_formal_tmp_var): Remove.
4673 (is_gimple_formal_tmp_reg): Likewise.
4674 (is_gimple_min_lval): Allow invariant component ref parts.
4675 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4676 is_gimple_formal_tmp_reg): Remove declarations.
4677 * tree-cfg.c (verify_expr): Verify that variables with address
4678 taken do not have DECL_GIMPLE_REG_P set.
4679 * tree-mudflap.c (mf_build_check_statement_for): Use
4680 force_gimple_operand instead of gimplify_expr.
4682 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4684 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4685 schedulable rows to compute_split_row.
4687 2009-03-31 Ben Elliston <bje@au.ibm.com>
4690 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4693 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4695 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4696 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4697 * configure: Regenerate.
4698 * config.in: Regenerate.
4699 * config/rs6000/rs6000.opt (mtls-markers): Add.
4700 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4701 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4702 (tls_ld_aix, tls_ld_sysv): Likewise.
4703 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4704 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4706 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4708 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4710 2009-03-30 Jan Hubicka <jh@suse.cz>
4712 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4714 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4715 detection and label handling.
4717 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4719 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4720 left_conflicts_size.
4721 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4722 ALLOCNO_LEFT_CONFLICTS_SIZE.
4724 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4725 remove_allocno_from_bucket_and_push,
4726 allocno_spill_priority_compare, push_allocnos_to_stack,
4727 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4728 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4729 (setup_allocno_left_conflicts_num): Ditto. Rename to
4730 setup_allocno_left_conflicts_size.
4731 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4732 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4733 setup_allocno_left_conflicts_size instead of
4734 setup_allocno_left_conflicts_num.
4736 * ira-build.c (ira_create_allocno): Use
4737 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4738 ALLOCNO_LEFT_CONFLICTS_NUM.
4740 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4742 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4743 instead of DF_LR_OUT.
4745 * ira-lives.c (process_bb_node_lives): Ditto.
4747 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4748 instead of DF_LR_{OUT,IN}.
4750 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4752 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4754 2009-03-30 Jan Hubicka <jh@suse.cz>
4756 * except.c (label_to_region_map): Fix thinko.
4758 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4761 * tree.h (tree_find_value): New declaration.
4762 * tree.c (tree_find_value): New function.
4763 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4765 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4768 * c-decl.c (struct c_binding): Add locus field.
4769 (bind): Add locus argument, set locus field from it.
4770 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4771 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4772 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4773 implicitly_declare, undeclared_variable, lookup_label,
4774 declare_label, c_make_fname_decl, c_builtin_function,
4775 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4778 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4781 * config/i386/i386.c (classify_argument): Check total size of
4784 2009-03-30 Martin Jambor <mjambor@suse.cz>
4786 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4787 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4788 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4791 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4792 seen_variable_array_ref while also traversing a union.
4794 * tree-inline.c (optimize_inline_calls): Do not call
4795 cgraph_node_remove_callees.
4796 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4797 (pass_remove_cgraph_callee_edges): New variable.
4798 * passes.c (init_optimization_passes): Add
4799 pass_remove_cgraph_callee_edges after early inlining and before all
4800 late intraprocedural passes.
4802 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4804 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4806 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4809 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4811 * combine.c (simplify_comparison): Use have_insn_for.
4812 * dojump.c (do_jump): Likewise.
4814 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4816 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4817 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4818 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4819 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4820 instead of sparc_compare_emitted.
4821 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4822 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4823 instead of sparc_compare_emitted.
4825 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4827 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4828 enter/exit cfglayout mode.
4829 (pass_partition_block): Require it.
4830 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4831 (combine_instructions): Track basic blocks instead of labels.
4832 (update_cfg_for_uncondjump): New.
4833 (try_combine): Use it. Update jumps after rescanning.
4834 (pass_combine): Require PROP_cfglayout.
4835 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4837 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4839 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4840 Provide/destroy PROP_cfglayout respectively.
4841 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4842 * tree-pass.h (PROP_cfglayout): New.
4844 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4846 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4847 fold_convert_const_fixed_from_fixed,
4848 fold_convert_const_fixed_from_int,
4849 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4850 set TREE_CONSTANT_OVERFLOW.
4851 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4852 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4854 2009-03-30 Ira Rosen <irar@il.ibm.com>
4856 * tree-vect-loop-manip.c: New file.
4857 * tree-vectorizer.c: Update documentation and included files.
4858 (vect_loop_location): Make extern.
4859 (rename_use_op): Move to tree-vect-loop-manip.c
4860 (rename_variables_in_bb, rename_variables_in_loop,
4861 slpeel_update_phis_for_duplicate_loop,
4862 slpeel_update_phi_nodes_for_guard1,
4863 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4864 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4865 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4866 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4867 find_loop_location): Likewise.
4868 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4869 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4870 get_vectype_for_scalar_type, vect_is_simple_use,
4871 supportable_widening_operation, supportable_narrowing_operation):
4873 (bb_in_loop_p): Move to tree-vect-loop.c.
4874 (new_loop_vec_info, destroy_loop_vec_info,
4875 reduction_code_for_scalar_code, report_vect_op,
4876 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4877 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4878 (vect_supportable_dr_alignment): Likewise.
4879 * tree-vectorizer.h (tree-data-ref.h): Include.
4880 (vect_loop_location): Declare.
4881 Reorganize function declarations according to the new file structure.
4882 * tree-vect-loop.c: New file.
4883 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4884 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4885 * tree-vect-data-refs.c: New file.
4886 * tree-vect-patterns.c (timevar.h): Don't include.
4887 * tree-vect-stmts.c: New file.
4888 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4889 tree-vect-slp.c, tree-vect-loop.c.
4890 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4891 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4892 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4893 (tree-vect-analyze.o): Remove.
4894 (tree-vect-transform.o): Likewise.
4895 (tree-vect-data-refs.o): Add rule.
4896 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4897 tree-vect-slp.o): Likewise.
4898 (tree-vect-patterns.o): Remove redundant dependencies.
4899 (tree-vectorizer.o): Likewise.
4900 * tree-vect-slp.c: New file.
4902 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4904 * optc-gen.awk: Warn if an option flag has multiple different
4907 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4909 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4910 -floop-block): Document dependences on PPL, CLooG and Graphite.
4912 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4914 PR rtl-optimization/323
4915 * c-common.c (c_fully_fold, convert_and_check,
4916 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4917 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4918 * c-common.def (EXCESS_PRECISION_EXPR): New.
4919 * c-cppbuiltin.c (builtin_define_float_constants): Define
4920 constants with enough digits for long double.
4921 * c-lex.c (interpret_float): Interpret constant with excess
4922 precision where appropriate.
4923 * c-opts.c (c_common_post_options): Set
4924 flag_excess_precision_cmdline. Give an error for
4925 -fexcess-precision=standard for C++ for processors where the
4926 option is significant.
4927 * c-parser.c (c_parser_conditional_expression): Handle excess
4928 precision in condition.
4929 * c-typeck.c (convert_arguments): Handle arguments with excess
4931 (build_unary_op): Move excess precision outside operation.
4932 (build_conditional_expr): Likewise.
4933 (build_compound_expr): Likewise.
4934 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4935 (build_modify_expr): Handle excess precision in RHS.
4936 (convert_for_assignment): Handle excess precision in converted
4938 (digest_init, output_init_element, process_init_element): Handle
4939 excess precision in initializer.
4940 (c_finish_return): Handle excess precision in return value.
4941 (build_binary_op): Handle excess precision in operands and add
4942 excess precision as needed for operation.
4943 * common.opt (-fexcess-precision=): New option.
4944 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4945 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4946 For standard excess precision, output explicit conversion to and
4947 truncation from XFmode.
4948 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4949 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4950 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4951 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4952 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4953 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4954 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4955 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4956 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4957 define_splits, sqrt<mode>2): Disable where appropriate for
4958 standard excess precision.
4959 * convert.c (convert_to_real): Do not shorten arithmetic to type
4960 for which excess precision would be used.
4961 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4962 * doc/invoke.texi (-fexcess-precision=): Document option.
4963 (-mfpmath=): Correct index entry.
4964 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4965 flag_excess_precision): New.
4966 * langhooks.c (lhd_post_options): Set
4967 flag_excess_precision_cmdline.
4968 * opts.c (common_handle_option): Handle -fexcess-precision=.
4969 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4970 init_excess_precision): New.
4971 (lang_dependent_init_target): Call init_excess_precision.
4972 * tree.c (excess_precision_type): New.
4973 * tree.h (excess_precision_type): Declare.
4975 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4978 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4979 non-lvalue to component.
4981 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4983 PR preprocessor/34695
4984 * Makefile.in (c-opts.o): Depend on c-tree.h.
4985 * c-common.c: Move down include of diagnostic.h.
4986 (done_lexing, c_cpp_error): New.
4987 * c-common.h (done_lexing): Declare.
4988 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4990 * c-opts.c: Include c-tree.h.
4991 (c_common_init_options): Set preprocessor error callback.
4992 (c_common_handle_option): Do not set preprocessor
4993 inhibit_warnings, warnings_are_errors, warn_system_headers,
4994 pedantic_errors or inhibit_warnings flags.
4995 (c_common_post_options): Do not check cpp_errors (parse_in).
4996 (c_common_finish): Do not output dependencies if there were
4997 errors. Do not check return value of cpp_finish.
4998 * c-ppoutput.c (pp_file_change): Set input_location.
4999 * c-tree.h (c_cpp_error): Declare.
5000 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5002 (diagnostic_build_prefix): Check override_column.
5003 * diagnostic.h (diagnostic_info): Add override_column field.
5004 (diagnostic_override_column): Define.
5006 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5008 * c-common.c (c_expand_expr, c_staticp): Remove.
5009 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5010 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5011 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5012 * c-gimplify.c (gimplify_compound_literal_expr,
5013 optimize_compound_literals_in_ctor): Remove.
5014 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5015 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5016 * c-semantics.c (emit_local_var): Remove.
5018 * langhooks-def.h (lhd_expand_expr): Remove.
5019 * langhooks.c (lhd_expand_expr): Remove.
5020 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5022 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5023 handling from c-semantics.c; don't call into langhook.
5024 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5025 * gimplify.c (gimplify_compound_literal_expr,
5026 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5027 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5028 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5029 as was done in c-gimplify.c.
5030 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5031 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5032 Move from c-common.h.
5033 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5035 * tree.c (staticp): Do not call langhook.
5036 * langhooks.c (lhd_staticp): Delete.
5037 * langhooks-def.h (lhd_staticp): Delete prototype.
5038 (LANG_HOOKS_STATICP): Delete.
5039 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5041 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5042 instead of DECL_STMTs.
5044 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5052 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5054 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5055 contained expression.
5056 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5057 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5058 conditional expressions for C.
5059 (decl_constant_value_for_optimization): Move from
5060 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5061 whether optimizing and that the expression is a VAR_DECL not of
5062 array type instead of doing such checks in the caller. Do not
5063 check pedantic. Call gcc_unreachable for C++.
5064 * c-common.def (C_MAYBE_CONST_EXPR): New.
5065 * c-common.h (c_fully_fold, c_save_expr,
5066 decl_constant_value_for_optimization): New prototypes.
5067 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5068 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5069 EXPR_INT_CONST_OPERANDS): Define.
5070 * c-convert.c (convert): Strip nops from expression.
5071 * c-decl.c (groktypename): Take extra parameters expr and
5072 expr_const_operands. Update call to grokdeclarator.
5073 (start_decl): Update call to grokdeclarator. Add statement for
5074 expressions used in type of decl.
5075 (grokparm): Update call to grokdeclarator.
5076 (push_parm_decl): Update call to grokdeclarator.
5077 (build_compound_literal): Add parameter non_const and build a
5078 C_MAYBE_COSNT_EXPR if applicable.
5079 (grokdeclarator): Take extra parameters expr and
5080 expr_const_operands. Track expressions used in declaration
5081 specifiers and declarators. Fold array sizes and track whether
5082 they are constant expressions and whether they are integer
5083 constant expressions.
5084 (parser_xref_tag): Set expr and expr_const_operands fields in
5086 (grokfield): Update call to grokdeclarator.
5087 (start_function): Update call to grokdeclarator.
5088 (build_null_declspecs): Set expr and expr_const_operands fields in
5090 (declspecs_add_type): Handle expressions in typeof specifiers.
5091 * c-parser.c (c_parser_declspecs): Set expr and
5092 expr_const_operands fields for declaration specifiers.
5093 (c_parser_enum_specifier): Likewise.
5094 (c_parser_struct_or_union_specifier): Likewise.
5095 (c_parser_typeof_specifier): Likewise. Update call to
5096 groktypename. Fold expression as needed. Return expressions with
5097 type instead of adding statements.
5098 (c_parser_attributes): Update calls to c_parser_expr_list.
5099 (c_parser_statement_after_labels): Fold expression before passing
5100 to objc_build_throw_stmt.
5101 (c_parser_condition): Fold expression.
5102 (c_parser_asm_operands): Fold expression.
5103 (c_parser_conditional_expression): Use c_save_expr. Update call
5104 to build_conditional_expr.
5105 (c_parser_alignof_expression): Update call to groktypename.
5106 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5107 original_code. Fold expression argument of va_arg. Create
5108 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5109 argument to va_arg. Update calls to groktypename. Fold array
5110 index for offsetof. Verify that first argument to
5111 __builtin_choose_expr has integer type.
5112 (c_parser_postfix_expression_after_paren_type): Update calls to
5113 groktypename and build_compound_literal. Handle expressions with
5114 side effects in type name.
5115 (c_parser_postfix_expression_after_primary): Update call to
5116 c_parser_expr_list. Set original_code for calls to
5117 __builtin_constant_p.
5118 (c_parser_expr_list): Take extra parameter fold_p. Fold
5119 expressions if requested.
5120 (c_parser_objc_type_name): Update call to groktypename.
5121 (c_parser_objc_synchronized_statement): Fold expression.
5122 (c_parser_objc_receiver): Fold expression.
5123 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5124 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5125 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5126 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5127 (struct c_typespec): Add elements expr and expr_const_operands.
5128 (struct c_declspecs): Add elements expr and expr_const_operands.
5129 (groktypename, build_conditional_expr, build_compound_literal):
5131 (in_late_binary_op): Declare.
5132 * c-typeck.c (note_integer_operands): New function.
5133 (in_late_binary_op): New variable.
5134 (decl_constant_value_for_broken_optimization): Move to c-common.c
5135 and rename to decl_constant_value_for_optimization.
5136 (default_function_array_conversion): Do not strip nops.
5137 (default_conversion): Do not call
5138 decl_constant_value_for_broken_optimization.
5139 (build_array_ref): Do not fold result.
5140 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5141 result when operand is a VLA.
5142 (c_expr_sizeof_type): Update call to groktypename. Handle
5143 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5144 result when operand names a VLA type.
5145 (build_function_call): Update call to build_compound_literal.
5146 Only fold result for calls to __builtin_* functions. Strip
5147 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5148 the function designator.
5149 (convert_arguments): Fold arguments. Update call to
5150 convert_for_assignment.
5151 (build_unary_op): Handle increment and decrement of
5152 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5153 decrement earlier. Fold operand of increment and decrement.
5154 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5155 built for integer operand. Wrap returns that are INTEGER_CSTs
5156 without being integer constant expressions or that have integer
5157 constant operands without being INTEGER_CSTs.
5158 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5159 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5160 result is an integer constant expression or can be used in
5161 unevaluated parts of one and avoid folding and wrap as
5162 appropriate. Fold operands before possibly doing -Wsign-compare
5164 (build_compound_expr): Wrap result for C99 if operands can be used
5165 in integer constant expressions.
5166 (build_c_cast): Update call to digest_init. Do not ignore
5167 overflow from casting floating-point constants to integers. Wrap
5168 results that could be confused with integer constant expressions,
5169 null pointer constants or floating-point constants.
5170 (c_cast_expr): Update call to groktypename. Handle expressions
5171 included in type name.
5172 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5173 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5174 Update calls to convert_for_assignment.
5175 (convert_for_assignment): Take new parameter
5176 null_pointer_constant. Do not strip nops or call
5177 decl_constant_value_for_broken_optimization. Set
5178 in_late_binary_op for conversions to boolean.
5179 (store_init_value): Update call to digest_init.
5180 (digest_init): Take new parameter null_pointer_constant. Do not
5181 call decl_constant_value_for_broken_optimization. pedwarn for
5182 initializers not constant expressions. Update calls to
5183 convert_for_assignment.
5184 (constructor_nonconst): New.
5185 (struct constructor_stack): Add nonconst element.
5186 (really_start_incremental_init, push_init_level, pop_init_level):
5187 Handle constructor_nonconst and nonconst element.
5188 (set_init_index): Call constant_expression_warning for array
5190 (output_init_element): Fold value. Set constructor_nonconst as
5191 applicable. pedwarn for initializers not constant expressions.
5192 Update call to digest_init. Call constant_expression_warning
5193 where constant initializers are required.
5194 (process_init_element): Use c_save_expr.
5195 (c_finish_goto_ptr): Fold expression.
5196 (c_finish_return): Fold return value. Update call to
5197 convert_for_assignment.
5198 (c_start_case): Fold switch expression.
5199 (c_process_expr_stmt): Fold expression.
5200 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5201 ensure statement expression is not evaluated in constant expression.
5202 (build_binary_op): Track whether results are integer constant
5203 expressions or may occur in such, disable folding and wrap results
5204 as applicable. Fold operands for -Wsign-compare warnings unless
5206 (c_objc_common_truthvalue_conversion): Handle results folded to
5207 integer constants that are not integer constant expressions.
5208 * doc/extend.texi: Document when typeof operands are evaluated,
5209 that condition of __builtin_choose_expr is an integer constant
5210 expression, and more about use of __builtin_constant_p in
5213 2009-03-29 Richard Guenther <rguenther@suse.de>
5215 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5216 propagate addresses of array references.
5218 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5220 * regmove.c (perhaps_ends_bb_p): Remove.
5221 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5222 from INSN and check that the main loop stays within that basic block.
5223 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5224 (regmove_forward_pass): Split out from regmove_optimize. Use
5225 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5226 (regmove_backward_pass): Split out from regmove_optimize. Use
5227 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5228 (regmove_optimize): Simplify.
5230 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5233 * config/i386/i386.c (classify_argument): Ignore flexible array
5234 member in struct and warn ABI change.
5236 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5238 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5240 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5241 (ix86_adjust_cost): Updated.
5243 2009-03-29 Jan Hubicka <jh@suse.cz>
5246 * tree-pass.h (pass_cleanup_eh): New function.
5247 (remove_unreachable_regions): Break code handling RTL
5248 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5249 that can not be reached by runtime.
5250 (can_be_reached_by_runtime): New function.
5251 (label_to_region_map): New function.
5252 (num_eh_regions): New function.
5253 (rtl_remove_unreachable_regions): New function.
5254 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5255 (remove_eh_region): New function.
5256 * except.h: Include sbitmap and vecprim.
5257 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5258 num_eh_regions): Declare.
5259 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5260 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5261 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5262 (tree_empty_eh_handler_p): New function.
5263 (cleanup_empty_eh): New function.
5264 (cleanup_eh): New function.
5265 (pass_cleanup_eh): New function.
5267 2009-03-29 Jan Hubicka <jh@suse.cz>
5269 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5270 for removed regions.
5272 2009-03-29 Jan Hubicka <jh@suse.cz>
5274 * except.c (dump_eh_tree): Dump all datastructures.
5276 2009-03-29 Jan Hubicka <jh@suse.cz>
5278 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5279 (duplicate_eh_regions_1): Likewise.
5280 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5281 vector; call EH verification.
5282 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5283 Be ready for region being removed.
5285 2009-03-29 Jan Hubicka <jh@suse.cz>
5287 * bitmap.c (bitmap_last_set_bit): New function.
5288 * bitmap.h (bitmap_last_set_bit): Declare.
5290 2009-03-29 David Ayers <ayers@fsfe.org>
5293 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5294 by calling objc_compare_types and surpress warnings about
5295 incompatible C pointers that are compatible ObjC pointers.
5297 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5299 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5300 call initialize_inline_failed.
5301 (initialize_inline_failed): Move it from here ...
5302 * cgraph.c (initialize_inline_failed): ... to here.
5303 (cgraph_create_edge): Call initialize_inline_failed rather than
5304 setting inline_failed directly.
5306 2009-03-29 Ben Elliston <bje@au.ibm.com>
5309 * sysv4.opt (msdata): Improve comment.
5310 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5311 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5313 2009-03-29 Ben Elliston <bje@au.ibm.com>
5316 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5317 load and store attributes.
5319 2009-03-29 Ben Elliston <bje@au.ibm.com>
5321 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5322 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5323 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5324 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5325 __builtin_infq and __builtin_huge_valq.
5327 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5329 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5331 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5332 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5334 2009-03-28 Xinliang David Li <davidxl@google.com>
5336 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5337 (do_dbg_cnt): New function.
5339 2009-03-28 Jan Hubicka <jh@suse.cz>
5341 Merge from pretty-ipa:
5343 2009-03-27 Jan Hubicka <jh@suse.cz>
5345 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5346 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5347 * passes.c (function_called_by_processed_nodes_p): New.
5348 * ipa-pure-const.c (check_call): Fix handling of operands.
5349 (analyze_function): Dump debug output for skipped bodies.
5350 (local_pure_const): Use function_called_by_processed_nodes_p.
5351 * dwarf2out.c (reference_to_unused): Use output.
5352 * passes.c (do_per_function_toporder): Likewise.
5354 2008-11-12 Jan Hubicka <jh@suse.cz>
5356 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5357 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5358 state_set_in_source enum
5359 (check_decl): Ignore memory tags; do not set fake looping flags;
5361 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5362 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5363 (check_call, analyze_function): Rewrite.
5365 (add_new_function): Update call of analyze_function.
5366 (generate_summary): Add call of analyze_function.
5367 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5368 (local_pure_const): New function.
5369 (pass_local_pure_const): New pass.
5370 * ipa-inline.c (inline_transform): Set after_inlining.
5371 * tree-eh.c (stmt_can_throw_external): New.
5372 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5373 work with aliasing built.
5374 * tree-flow.h (stmt_can_throw_external): New.
5375 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5376 and local pure/const pass in early and late optimization queue.
5378 2009-03-28 Martin Jambor <mjambor@suse.cz>
5380 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5382 (fold_binary): Allow function decl aligment consideration is the
5383 second argument is integer constant one.
5384 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5385 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5386 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5388 2009-03-28 Jan Hubicka <jh@suse.cz>
5390 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5391 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5392 * function.h (rtl_data): Add nothrow flag.
5393 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5394 set DECL_NOTHROW for AVAILABLE functions.
5396 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5398 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5399 following vector keyword has expansion starting with pixel or bool
5400 keyword, expand vector to __vector and pixel or bool to __pixel or
5404 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5405 warn_if_disallowed_function_p): Removed.
5406 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5407 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5408 warning_if_disallowed_function_p.
5409 * flags.h (warn_if_disallowed_function_p,
5410 warn_disallowed_functions): Removed.
5411 * common.opt (Wdisallowed-function-list=): Removed.
5412 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5414 2009-03-28 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimization/38723
5417 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5420 2009-03-28 Jan Hubicka <jh@suse.cz>
5422 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5423 test introduced by my previous patch.
5425 2009-03-28 Richard Guenther <rguenther@suse.de>
5427 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5428 the PHIs value undefined.
5430 2009-03-28 Jan Hubicka <jh@suse.cz>
5432 * tree-pass.h (pass_fixup_cfg): New pass.
5433 * ipa-inline.c (inline_transform): Set
5434 always_inline_functions_inlined/after_inlining.
5435 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5436 (pass_fixup_cfg): New pass.
5437 * passes.c (init_optimization_passes): Add fixup_cfg.
5439 2009-03-28 Richard Guenther <rguenther@suse.de>
5441 PR tree-optimization/38458
5442 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5443 argument use the arguments copy-of value.
5445 2009-03-28 Richard Guenther <rguenther@suse.de>
5447 PR tree-optimization/38180
5448 * tree-ssa-ccp.c (get_default_value): Simplify.
5449 (likely_value): Likewise.
5450 (surely_varying_stmt_p): Properly handle VOP case.
5451 (ccp_initialize): Likewise.
5452 (ccp_fold): Handle propagating through *&.
5453 (fold_const_aggregate_ref): Also handle decls.
5455 2009-03-28 Jan Hubicka <jh@suse.cz>
5457 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5458 * cgraph.h (cgraph_node): Likewise.
5459 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5460 (cgraph_reset_node): Use process flag.
5461 (cgraph_mark_functions_to_output): Likewise.
5462 (cgraph_expand_function): Likewise.
5463 (cgraph_expand_all_functions): Likewise.
5464 (cgraph_output_in_order): Likewise.
5465 * dwarf2out.c (reference_to_unused): Likewise.
5466 * passes.c do_per_function_toporder): Likewise.
5468 2009-03-28 Jan Hubicka <jh@suse.cz>
5470 Bring from lto-branch:
5472 2008-09-03 Doug Kwan <dougkwan@google.com>
5474 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5475 enums instead of reason strings.
5476 * cgraph.c (cgraph_create_edge): Same.
5477 (cgraph_inline_failed_string): New function.
5478 * cgraph.h (cgraph_inline_failed_t): New enum type.
5479 (cgraph_inline_failed_string): New prototype.
5480 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5481 char pointer to cgraph_inline_failed_t.
5482 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5483 (cgraph_default_inline_p): Ditto.
5484 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5485 to cgraph_inline_failed_t pointer.
5486 * cif-code.def: New file.
5487 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5489 (cgraph_check_inline_limits): Change type of REASON to pointer to
5490 cgraph_inline_failed_t. Replace reason strings with enums.
5491 (cgraph_default_inline_p): Ditto.
5492 (cgraph_recursive_inlining_p): Ditto.
5493 (update_caller_keys): Change type of FAILED_REASON to
5494 cgraph_inline_failed_t.
5495 (cgraph_set_inline_failed): Change type of REASON to pointer to
5496 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5497 convert enums to strings for text output.
5498 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5499 to be of type cgraph_inline_failed_t. Replace reason strings with
5500 enums. Call cgraph_inline_failed_string to covert enums
5501 to strings for text output.
5502 (cgraph_decide_inlining): Replace reason strings with enums.
5503 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5504 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5506 * tree-inline.c (expand_call_inline): Change type of REASON
5507 to cgraph_inline_failed_t. Replace reason strings with enums.
5508 Call cgraph_inline_failed_string for text output.
5509 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5512 2009-03-28 Jan Hubicka <jh@suse.cz>
5514 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5515 cgraph_clone_node): Remove master clone handling.
5516 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5517 * cgraph.h (master_clone): Remove.
5518 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5519 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5520 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5522 2009-03-28 Jan Hubicka <jh@suse.cz>
5524 * cgraph.c (cgraph_function_body_availability): Functions declared
5525 inline are always safe to assume that it is not going to be replaced.
5527 2009-03-28 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/38513
5530 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5531 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5532 EXC_PTR_EXPR and FILTER_EXPR.
5533 (get_ref_from_reference_ops): Likewise.
5535 2009-03-28 Richard Guenther <rguenther@suse.de>
5537 PR tree-optimization/38968
5538 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5539 Use FLOOR_MOD_EXPR to compute misalignment.
5541 2009-03-28 Richard Guenther <rguenther@suse.de>
5543 PR tree-optimization/37795
5544 * tree.h (combine_comparisons): Declare.
5545 * fold-const.c (combine_comparisons): Export.
5546 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5548 (ifcombine_iforif): Use combine_comparisons.
5550 2009-03-28 Jan Hubicka <jh@suse.cz>
5552 * tree-eh.c (inlinable_call_p): New function.
5553 (make_eh_edges): Use it.
5554 (verify_eh_edges): Use it.
5555 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5556 * except.c (reachable_next_level): Add inlinable_function argument
5557 (sjlj_find_directly_reachable_regions): Update.
5558 (add_reachable_handler): Do not set saw_any_handlers.
5559 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5560 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5561 Add new inlinable call parameter.
5562 (can_throw_internal, can_throw_external): Update.
5563 * except.h (can_throw_internal_1, can_throw_external_1,
5564 foreach_reachable_handler): Update declaration.
5566 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5568 * config/arm/t-arm-coff, config/h8300/coff.h,
5569 config/i386/i386-aout.h, config/i386/i386-coff.h,
5570 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5571 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5572 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5573 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5574 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5575 sys-types.h: Remove.
5576 * Makefile.in: Remove protoize and fixproto support and references
5578 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5579 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5581 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5582 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5583 unprotoize$(exeext).
5584 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5585 (.PHONY): Don't depend on proto.
5586 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5587 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5588 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5589 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5590 build/gen-protos.o, build/scan.o, xsys-protos.h,
5591 build/fix-header$(build_exeext), build/fix-header.o,
5592 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5593 stmp-install-fixproto): Remove.
5594 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5595 SYSCALLS.c or fixproto files.
5596 (install-common): Don't install protoize.
5597 (install-headers-tar, install-headers-cpio, install-headers-cp):
5598 Don't depend on $(STMP_FIXPROTO).
5599 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5600 install fixproto files or write out fixproto settings.
5601 (uninstall): Don't uninstall protoize.
5602 * config.gcc (use_fixproto): Remove.
5603 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5604 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5605 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5606 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5607 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5608 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5609 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5610 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5611 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5612 * config/t-vxworks (STMP_FIXPROTO): Remove.
5613 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5614 STMP_FIXPROTO): Remove.
5615 * config.in, configure: Regenerate.
5616 * crtstuff.c (gid_t, uid_t): Don't undefine.
5617 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5618 (arm-*-coff, arm-*-aout: Remove target entries.
5619 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5620 Remove mention of AIX 4.1.
5621 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5622 * doc/invoke.texi (Running Protoize): Remove.
5623 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5624 (Protoize Caveats): Remove.
5625 * tsystem.h: Update comments on headers assumed to exist.
5627 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5629 * genautomata.c: Add a new year to the copyright. Add a new
5631 (struct insn_reserv_decl): Add comments for member bypass_list.
5632 (find_bypass): Remove.
5633 (insert_bypass): New.
5634 (process_decls): Use insert_bypass.
5635 (output_internal_insn_latency_func): Output all bypasses with the
5636 same input insn in one switch case.
5638 * rtl.def (define_bypass): Describe bypass choice.
5639 * doc/md.texi (define_bypass): Ditto.
5641 2009-03-27 Richard Guenther <rguenther@suse.de>
5643 * gimplify.c (mark_addressable): Export.
5644 * tree-flow.h (mark_addressable): Declare.
5645 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5646 * tree-ssa.c (verify_phi_args): Verify that address taken
5647 variables have TREE_ADDRESSABLE set.
5649 2009-03-27 Richard Guenther <rguenther@suse.de>
5651 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5652 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5653 Do not mark decls TREE_ADDRESSABLE.
5654 (build_fold_addr_expr): Adjust.
5655 (fold_addr_expr): Remove.
5656 (fold_unary): Use build_fold_addr_expr.
5657 (fold_comparison): Likewise.
5658 (split_address_to_core_and_offset): Likewise.
5659 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5661 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5662 (gimplify_modify_expr_to_memcpy): Mark source and destination
5664 * omp-low.c (create_omp_child_function): Mark the object decl
5666 (lower_rec_input_clauses): Mark the var we take the address of
5668 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5670 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5673 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5674 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5676 2009-03-27 Richard Guenther <rguenther@suse.de>
5678 PR tree-optimization/39120
5679 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5681 (handle_lhs_call): Process return constraints. Add escape
5682 constraints if necessary.
5683 (handle_const_call): Fill out return constraints. Make nested
5684 case more precise. Avoid consttmp if possible.
5685 (handle_pure_call): Fill out return constraints. Avoid
5686 callused if possible.
5687 (find_func_aliases): Simplify call handling.
5689 2009-03-27 Richard Guenther <rguenther@suse.de>
5691 PR tree-optimization/39120
5692 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5693 as a representative.
5694 (solve_graph): Do propagate CALLUSED.
5695 (handle_pure_call): Use a scalar constraint from CALLUSED for
5697 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5700 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5703 * c-common.c (handle_aligned_attribute): Properly check alignment
5704 overflow. Use (1U << i) instead of (1 << i).
5706 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5708 * expr.h (get_mem_align_offset): Updated.
5710 * tree.h (tree_decl_common): Change align to "unsigned int" and
5711 move it before pointer_alias_set.
5713 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5714 Jakub Jelinek <jakub@redhat.com>
5717 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5718 gr_register_operand with gr_reg_or_0_operand.
5719 (cmpxchg_rel_di): Likewise.
5720 (sync_lock_test_and_set<mode>): Likewise.
5722 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5724 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5725 (true_regnum): Likewise.
5727 * rtlanal.c (subreg_info): Moved to ...
5728 * rtl.h (subreg_info): Here. New.
5729 (subreg_get_info): New.
5731 * rtlanal.c (subreg_get_info): Make it extern.
5733 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5736 * config/i386/i386.c (ix86_abi): New.
5737 (override_options): Handle -mabi=.
5738 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5739 (ix86_call_abi_override): Likewise.
5740 (init_cumulative_args): Likewise.
5741 (function_arg_advance): Likewise.
5742 (function_arg_64): Likewise.
5743 (function_arg): Likewise.
5744 (ix86_pass_by_reference): Likewise.
5745 (ix86_function_value_regno_p): Likewise.
5746 (ix86_build_builtin_va_list_abi): Likewise.
5747 (setup_incoming_varargs_64): Likewise.
5748 (is_va_list_char_pointer): Likewise.
5749 (ix86_init_machine_status): Likewise.
5750 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5751 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5752 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5753 (ix86_function_abi): Make it static and return enum calling_abi.
5754 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5756 (ix86_fn_abi_va_list): Updated.
5758 * config/i386/i386.h (ix86_abi): New.
5759 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5760 (CONDITIONAL_REGISTER_USAGE): Likewise.
5761 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5762 (machine_function): Likewise.
5764 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5766 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5767 (STACK_BOUNDARY): Likewise.
5768 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5770 * config/i386/i386.opt (mabi=): New.
5772 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5773 return enum calling_abi.
5774 (ix86_function_type_abi): Likewise.
5775 (ix86_function_abi): Removed.
5777 * doc/invoke.texi: Document -mabi= option for x86.
5779 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5781 * builtins.c (real_dconstp): Delete.
5782 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5784 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5785 Jakub Jelinek <jakub@redhat.com>
5788 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5789 (gen_subprogram_die): When a function is explicit, generate the
5790 DW_AT_explicit attribute.
5791 * langhooks.h (struct lang_hooks_for_decls): Add
5792 function_decl_explicit_p langhook.
5793 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5794 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5796 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5798 * builtins.c (fold_builtin_memory_op): Optimize memmove
5799 into memcpy if we can prove source and destination don't overlap.
5801 * tree-inline.c: Include gt-tree-inline.h.
5802 (clone_fn_id_num): New variable.
5803 (clone_function_name): New function.
5804 (tree_function_versioning): Use it.
5805 * Makefile.in (GTFILES): Add tree-inline.c.
5807 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5809 * BASE-VER: Change to 4.5.0.
5811 2009-03-27 Xinliang David Li <davidxl@google.com>
5813 PR tree-optimization/39557
5814 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5816 2009-03-27 Xinliang David Li <davidxl@google.com>
5818 PR tree-optimization/39548
5819 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5822 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5824 * c-common.c (pointer_int_sum): Use %wd on return from
5827 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5829 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5830 on return from tree_low_cst.
5832 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5835 * ginclude/stdarg.h (va_copy): Define also for
5836 __GXX_EXPERIMENTAL_CXX0X__.
5838 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5841 * builtins.h (c_strlen): Do not warn here.
5842 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5843 * c-common.c (pointer_int_sum): Take an explicit location.
5844 Warn about offsets out of bounds.
5845 * c-common.h (pointer_int_sum): Adjust declaration.
5847 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5849 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5852 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5855 * opts.c (warn_if_disallowed_function_p): Don't assume
5856 get_callee_fndecl must return non-NULL.
5858 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5860 PR rtl-optimization/39522
5861 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5862 when reg_reloaded_valid is set.
5864 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5866 * config/spu/divv2df3.c: New file.
5867 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5868 (DPBIT_FUNCS): Filter out _div_df.
5870 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5872 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5873 a jump insn, count that jump in the distance to the loop start.
5875 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5878 * config/sh/sh.c (calc_live_regs): Fix condition for global
5879 registers except PIC_OFFSET_TABLE_REGNUM.
5881 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5884 * doc/invoke.texi (-mconsole): New.
5888 (-mnop-fun-dllimport): New.
5892 (sub section "i386 and x86-64 Windows Options"): New.
5894 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5896 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5897 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5899 2009-03-25 Richard Guenther <rguenther@suse.de>
5902 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5905 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5907 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5908 neither of haifa/selective schedulers are working.
5910 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5912 * doc/invoke.texi (Debugging Options): Fix description of
5913 -fno-merge-debug-strings.
5915 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5917 * config/cris/libgcc.ver: New version-script.
5918 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5920 * configure.ac <GAS features, nop mnemonic>: Add pattern
5921 crisv32-*-* for "nop".
5922 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5923 * configure: Regenerate.
5925 2009-03-24 Ira Rosen <irar@il.ibm.com>
5927 PR tree-optimization/39529
5928 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5929 mark_sym_for_renaming for the tag copied to the new vector
5932 2009-03-24 Arthur Loiret <aloiret@debian.org>
5934 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5935 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5936 EXTRA_SPEC_FUNCTIONS.
5937 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5938 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5939 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5940 -march and -mtune options.
5942 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5944 * config/m68k/t-rtems: Add m5329 multilib.
5946 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5947 Jakub Jelinek <jakub@redhat.com>
5950 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5953 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5956 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5957 instead of c_parser_expression_conv, if original_code isn't one of the
5958 4 allowed comparison codes, fail.
5960 2009-03-23 Richard Guenther <rguenther@suse.de>
5962 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5963 * tree.h (struct tree_type): Likewise.
5964 * reload.h (struct insn_chain): Likewise.
5965 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5966 * function.h (struct function): Likewise.
5967 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5969 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5971 PR tree-optimization/39516
5972 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5974 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5976 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5977 should be set true if BITS_PER_WORD of target is bigger than 32
5979 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5981 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5982 Translate -B-options to -rpath-link. Correct existing
5983 rpath-link and conditionalize on !nostdlib.
5985 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5987 * doc/extend.texi (Function Attributes, Variable Attributes):
5989 * doc/invoke.texi (Debugging Options, Optimize Options)
5990 (i386 and x86-64 Options, MCore Options): Likewise.
5992 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5995 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5996 it for block local namespace aliases.
5997 (gen_decl_die): Pass context_die to gen_namespace_die.
5999 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6002 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6003 minimum or maximum value.
6005 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6007 * reginfo.c (globalize_reg): Recompute derived reg sets.
6009 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6012 * libgcc2.c (mprotect): Do not use signed arguments for
6013 VirtualProtect, use DWORD arguments. Also fix the 'may
6014 be used uninitialized' warning for the np variable.
6016 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6019 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6020 functions using regparm calling conventions when not optimizing.
6021 (ix86_function_sseregparm): Similarly for sseregparm calling
6024 2009-03-19 Li Feng <nemokingdom@gmail.com>
6027 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6028 dependence if the first conflict is after niter iterations.
6030 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6033 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6034 functions with dynamic stack-pointer adjustments.
6036 2009-03-19 Ben Elliston <bje@au.ibm.com>
6038 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6039 option; change to -msdata=data.
6041 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6043 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6046 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6049 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6051 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6053 * doc/invoke.texi (Code Gen Options): Expand discussion of
6056 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6058 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6059 * matrix-reorg.c (struct matrix_info): Likewise.
6060 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6061 * rtl.h (struct mem_attrs): Likewise.
6062 * df.h (struct df): Likewise.
6063 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6064 * ira-int.h (struct ira_allocno): Likewise.
6065 * df-scan.c (struct df_collection_rec): Likewise.
6066 * ira.c (struct equivalence): Likewise.
6067 * function.c (struct temp_slot): Likewise.
6068 * cfgloop.h (struct loop): Likewise.
6071 * function.c (use_register_for_decl): When not optimizing, disregard
6072 register keyword for variables with types containing methods.
6074 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6077 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6078 (is_simple_operand): Call contains_component_ref_p before calling data
6079 reference analysis that would fail on COMPONENT_REFs.
6081 * tree-vrp.c (search_for_addr_array): Fix formatting.
6083 2009-03-18 Richard Guenther <rguenther@suse.de>
6085 * tree-vect-transform.c (vect_loop_versioning): Fold the
6086 generated comparisons.
6087 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6088 (slpeel_tree_peel_loop_to_edge): Likewise.
6090 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6093 * opts.c (print_specific_help): In addition to `undocumented',
6094 accept `separate' and `joined' flags if passed alone. Describe
6095 output by the first matched one of those.
6096 (common_handle_option): Skip over empty strings.
6097 * gcc.c (display_help): Fix help string for `--help='.
6098 * doc/invoke.texi (Option Summary, Overall Options): With
6099 `--help=', classes and qualifiers can both be repeated, but
6100 only the latter can be negated. One should not pass only
6101 negated qualifiers. Fix markup and examples.
6104 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6106 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6107 and -fhelp=separate.
6109 2009-03-17 Jing Yu <jingyu@google.com>
6112 * function.h (struct rtl_data): Move is_thunk from here...
6113 (struct function): ...to here.
6114 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6115 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6117 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6119 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6120 (alpha_output_function_end_prologue): Likewise.
6121 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6122 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6123 (rs6000_output_function_epilogue): Likewise.
6124 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6126 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6129 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6130 from different units in a single alternative.
6131 (*truncdfsf_i387): Ditto.
6132 (*truncxfsf2_mixed): Ditto.
6133 (*truncxfdf2_mixed): Ditto.
6135 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6137 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6138 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6141 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6142 unused non-artificial variables when not optimizing.
6145 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6146 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6147 NAMESPACE_DECL in its DECL_INITIAL.
6150 * optabs.c (set_user_assembler_libfunc): New function.
6151 * expr.h (set_user_assembler_libfunc): New prototype.
6152 * c-common.c: Include libfuncs.h.
6153 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6154 for memcmp, memset, memcpy, memmove and abort.
6155 * Makefile.in (c-common.o): Depend on libfuncs.h.
6158 * dwarf2out.c (gen_inlined_enumeration_type_die,
6159 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6160 gen_tagged_type_instantiation_die): Removed.
6161 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6164 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6167 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6169 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6170 (check-parallel-%): Ditto.
6171 (check-consistency): Ditto.
6173 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6175 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6176 local variable rhs by NULL_TREE.
6178 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6181 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6183 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6186 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6188 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6191 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6192 for ms->sysv ABI calls only in 64bit mode.
6194 * config/i386/i386.md (untyped_call): Support 32bit.
6196 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6198 * doc/extend.texi: Replace x86_65 with x86_64.
6200 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6202 PR tree-optimization/39455
6203 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6204 mismatches for POINTER_TYPE_P (type).
6205 (number_of_iterations_le): Likewise.
6207 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6209 * config/picochip/picochip.c: Removed profiling support.
6210 * config/picochip/picochip.md: Removed profiling instruction.
6211 * config/picochip/picochip.h: Removed profiling builtin.
6213 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6215 * doc/install.texi (--with-host-libstdcxx): Document.
6217 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6220 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6221 generate a warning if the function name does not begin with
6222 "__vector" and the function has either the 'signal' or 'interrupt'
6223 attribute, from here to ...
6224 (avr_declare_function_name): ...here. New function.
6225 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6226 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6228 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6231 * cse.c (fold_rtx): Don't modify original const_arg1 when
6232 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6233 separate variable instead.
6234 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6235 from out of range shift counts.
6236 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6238 2009-03-13 Catherine Moore <clm@codesourcery.com>
6240 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6241 diagnostic.h with $(DIAGNOSTIC_H).
6243 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6246 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6248 * config/i386/sync.md (sync_compare_and_swap<mode>,
6249 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6250 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6252 (sync_double_compare_and_swapdi_pic,
6253 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6254 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6256 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6259 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6261 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6264 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6265 (avx_addsubv4df3): Likewise.
6266 (*avx_addsubv4sf3): Likewise.
6267 (sse3_addsubv4sf3): Likewise.
6269 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6272 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6274 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6277 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6278 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6279 registers for allocnos created from user-defined variables.
6281 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6284 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6285 of non-integer mode as well.
6287 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6289 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6290 for functions for which the parameter types are unknown.
6292 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6295 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6296 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6297 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6298 * config/i386/i386.c (ix86_local_alignment): For
6299 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6300 long long variables on the stack to avoid dynamic realignment.
6301 Allow the first argument to be a decl rather than type.
6302 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6304 2009-03-11 Nick Clifton <nickc@redhat.com>
6307 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6309 Add description to mno-lsim option.
6310 * config/mcore/mcore.h: Remove comment about deprecated m4align
6312 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6313 * doc/invoke.texi: Add description of mno-lsim and
6314 mstack-increment options.
6316 * config/fr30/fr30.opt: Document the -mno-lsim option.
6317 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6318 and -mno-lsim options.
6320 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6322 * fold-const.c (fold_comparison): Only call fold_inf_compare
6323 if the mode supports infinities.
6325 2009-03-11 Jason Merrill <jason@redhat.com>
6328 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6329 end already did. Notice GIMPLE_CALL modifications of the result.
6330 Don't copy debug information from an ignored decl or a decl from
6333 2009-03-10 Richard Guenther <rguenther@suse.de>
6334 Nathan Froyd <froydnj@codesourcery.com>
6337 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6338 (__divMODE3): Likewise.
6340 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6342 PR tree-optimization/39394
6343 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6344 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6346 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6348 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6349 inline asms for register asm ("") declarations.
6351 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6353 * fold-const.c (fold_unary): Fix comment.
6355 2009-03-07 Jan Hubicka <jh@suse.cz>
6358 * tree-inline.c (setup_one_parameter): Do replacement of const
6359 argument by constant in SSA form.
6361 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6364 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6365 determine alignment passed to assign_stack_local.
6366 (assign_parms_unsplit_complex): Likewise.
6367 * except.c (sjlj_build_landing_pads): Likewise.
6369 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6372 * tree-flow.h (add_referenced_var): Return bool instead of void.
6373 * tree-dfa.c (add_referenced_var): Return result of
6374 referenced_var_check_and_insert call.
6375 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6376 of referenced_var_check_and_insert.
6379 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6380 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6381 DIE, don't emit it if abstract origin already has it.
6382 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6383 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6385 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6387 * genpreds.c (needs_variable): Fix parentheses at variable name
6389 (write_tm_constrs_h): Indent generated code.
6391 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6393 * doc/extend.texi (Function Attributes): Add documentation
6396 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6399 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6400 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6402 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6404 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6407 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6410 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6411 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6413 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6415 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6416 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6417 constants instead of magic numbers.
6418 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6420 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6421 (x86_64_ms_abi_int_parameter_registers): Ditto.
6422 (x86_64_int_return_registers): Ditto.
6423 (ix86_maybe_switch_abi): Ditto.
6424 (ix86_expand_call): Ditto for clobbered_registers array.
6425 (ix86_hard_regno_mode_ok): Ditto.
6426 (x86_extended_QIreg_mentioned_p): Ditto.
6428 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6430 PR tree-optimization/39349
6431 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6433 * combine.c (gen_lowpart_for_combine): Use omode when generating
6436 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6438 PR rtl-optimization/39235
6439 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6441 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6443 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6445 2009-03-04 Richard Guenther <rguenther@suse.de>
6447 PR tree-optimization/39362
6448 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6449 that occur in abnormal PHIs should be varying.
6451 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6453 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6455 (simple_iv): Take loop as an argument instead of statement.
6456 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6457 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6459 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6461 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6462 * matrix-reorg.c (analyze_transpose): Ditto.
6463 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6464 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6465 * tree-predcom.c (ref_at_iteration): Ditto.
6466 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6468 2009-03-04 Richard Guenther <rguenther@suse.de>
6470 PR tree-optimization/39358
6471 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6472 escaped_id and callused_id.
6473 (solve_graph): Likewise.
6475 2009-03-04 Richard Guenther <rguenther@suse.de>
6477 PR tree-optimization/39339
6478 * tree-sra.c (try_instantiate_multiple_fields): Make it
6479 no longer ICE on the above.
6481 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6483 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6484 that fits within Pmode.
6486 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6489 * tm.texi (LIBCALL_VALUE): Update description.
6491 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6494 * doc/extend.texi (section): Update description.
6496 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6499 * tree-inline.c (remapped_type): New.
6500 (can_be_nonlocal): Call remapped_type instead of remap_type.
6502 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6505 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6506 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6508 2009-03-03 Richard Guenther <rguenther@suse.de>
6511 * tree.c (tree_nonartificial_location): New function.
6512 * tree.h (tree_nonartificial_location): Declare.
6513 * builtins.c (expand_builtin_memory_chk): Provide location
6514 of the call location for artificial function pieces.
6515 (maybe_emit_chk_warning): Likewise.
6516 (maybe_emit_sprintf_chk_warning): Likewise.
6517 (maybe_emit_free_warning): Likewise.
6518 * expr.c (expand_expr_real_1): Likewise.
6520 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6522 PR tree-optimization/39343
6523 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6524 COMPONENT_REF t has ARRAY_TYPE.
6526 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6529 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6530 when the type precision of the induction variable should be
6531 larger than the type precision of nit.
6532 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6533 * graphite.c (graphite_loop_normal_form): Same.
6534 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6536 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6538 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6539 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6540 numbers to describe clobbered registers.
6541 (*call_value_0_rex64_ms_sysv): Ditto.
6542 * config/i386/mmx.md (mmx_emms): Ditto.
6545 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6547 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6550 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6552 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6553 (spu_section_type_flags): New function.
6555 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6557 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6558 reg_class_contents of FLOAT_REGS into a temporary.
6560 2009-03-02 Richard Guenther <rguenther@suse.de>
6561 Ira Rosen <irar@il.ibm.com>
6563 PR tree-optimization/39318
6564 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6565 information to the vectorized statement.
6567 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6569 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6570 variable. Use defined names instead of magic constants for REX SSE
6573 2009-03-01 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/39331
6576 * omp-low.c (lower_send_shared_vars): Do not receive new
6577 values for the reference of DECL_BY_REFERENCE parms or results.
6579 2009-03-01 Jan Hubicka <jh@suse.cz>
6582 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6583 BLOCK_NONLOCALIZED_VAR): New macros.
6584 (tree_block): Add nonlocalized_vars.
6585 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6586 gen_decl_die): Add origin argument. Allow generation of die with
6587 origin at hand only.
6588 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6589 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6591 (gen_block_die): Fix checking for unused blocks.
6592 (process_scope_var): Break out from .... ; work with origins only.
6593 (decls_for_scope) ... here; process nonlocalized list.
6594 (dwarf2out_ignore_block): Look for nonlocalized vars.
6595 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6597 (dump_scope_block): Dump them.
6598 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6599 (remap_block): Likewise.
6600 (can_be_nonlocal): New predicate.
6601 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6603 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6605 * configure: Regenerate.
6607 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6609 * optc-gen.awk: No need to duplicate option flags twice.
6610 Reuse help texts for duplicate options which do not have any.
6612 * gcc.c (display_help): Document --version.
6614 * gcc.c (main): If print_help_list and verbose_flag, ensure
6615 driver output comes before subprocess output.
6617 * optc-gen.awk: Assign all remaining fields to help string,
6618 space-separated, for multi-line help in *.opt.
6620 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6621 -Wno-pedantic-ms-format is for MinGW targets only.
6623 * doc/options.texi (Option file format): Fix bad indentation,
6624 restoring dropped sentence.
6626 2009-02-28 Jan Hubicka <jh@suse.cz>
6628 * tree-inline.c (tree_function_versioning): Output debug info.
6630 2009-02-28 Jan Hubicka <jh@suse.cz>
6633 * tree-inline.c (setup_one_parameter): Do not copy propagate
6634 arguments when not optimizing.
6636 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6639 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6640 (avx_addsubv4df3): Likewise.
6641 (*avx_addsubv4sf3): Likewise.
6642 (sse3_addsubv4sf3): Likewise.
6643 (*avx_addsubv2df3): Likewise.
6644 (sse3_addsubv2df3): Likewise.
6645 (avx_unpckhps256): Correct item selectors.
6646 (avx_unpcklps256): Likewise.
6647 (avx_unpckhpd256): Likewise.
6648 (avx_unpcklpd256): Likewise.
6650 2009-02-28 Jan Hubicka <jh@suse.cz>
6652 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6654 (copy_arguments_for_versioning): If var is declared don't declare it.
6655 (tree_function_versioning): First setup substitutions and then copy
6658 2009-02-27 Jan Hubicka <jh@suse.cz>
6661 * cgraph.h (varpool_output_debug_info): Remove.
6662 * cgraphunit.c (varpool_output_debug_info): Remove.
6663 * dwarf2out.c (deferred_locations_struct): New struct
6664 (deferred_locations): New type.
6665 (deferred_locations_list): New static var.
6666 (deffer_location): New function.
6667 (gen_variable_die): Use it.
6668 (decls_for_scope): Output info on local static vars.
6669 (dwarf2out_finish): Process deferred locations.
6670 * varpool.c (varpool_output_debug_info): Remove.
6672 2009-02-27 Jan Hubicka <jh@suse.cz>
6675 * tree.h (TREE_PROTECTED): Fix comment.
6676 (BLOCK_HANDLER_BLOCK): Remove.
6677 (struct tree_block): Remove handler_block add body_block.
6678 (inlined_function_outer_scope_p): New.
6679 (is_body_block): Remove.
6680 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6681 * dwarf2out.c (is_inlined_entry_point): Remove.
6682 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6683 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6685 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6686 * gimplify.c (gimplify_expr): Gimplify body blocks.
6687 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6688 block with multiple subblocks.
6689 (dump_scope_block): Prettier output; dump more flags and info.
6690 (dump_scope_blocks): New.
6691 (remove_unused_locals): Use dump_scope_blocks.
6692 * tree-flow.h (dump_scope_blocks): Declare.
6693 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6694 * stmt.c (is_body_block): Remove.
6695 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6696 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6698 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6701 * graphite.c (graphite_loop_normal_form): Do not call
6702 number_of_iterations_exit from a gcc_assert.
6704 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6706 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6707 jumps if COND is NULL.
6708 (find_cond_jump): New function.
6709 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6710 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6712 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6714 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6715 force_const_mem returns NULL_RTX.
6717 2009-02-26 Jan Hubicka <jh@suse.cz>
6720 * cgraph.h (varpool_output_debug_info): Remove.
6721 * cgraphunit.c (varpool_output_debug_info): Remove.
6722 * dwarf2out.c (deferred_locations_struct): New struct
6723 (deferred_locations): New type.
6724 (deferred_locations_list): New static var.
6725 (deffer_location): New function.
6726 (gen_variable_die): Use it.
6727 (decls_for_scope): Output info on local static vars.
6728 (dwarf2out_finish): Process deferred locations.
6729 * varpool.c (varpool_output_debug_info): Remove.
6731 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6733 PR rtl-optimization/39241
6734 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6735 to subreg_offset_representable_p.
6737 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6739 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6740 execute function prototype. Get f and nregs from max_reg_num
6741 and get_insns. Remove the first backward pass as it's dead,
6742 guard the forward pass by flag_expensive_optimizations.
6743 (rest_of_handle_regmove): Delete.
6744 (pass_regmove): Replace it with regmove_optimize.
6746 2009-02-25 Martin Jambor <mjambor@suse.cz>
6748 PR tree-optimization/39259
6749 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6750 calls_alloca function flags.
6751 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6754 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6756 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6757 flags_set_1_rtx, flags_set_1_set): Delete.
6758 (regmove_optimize): Do not call mark_flags_life_zones.
6760 2009-02-24 Julian Brown <julian@codesourcery.com>
6763 * config/arm/arm.c (require_pic_register): Only set
6764 cfun->machine->pic_reg once per function.
6766 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6768 * doc/invoke.texi (Link Options): Document an easier way to pass
6769 options that take arguments to the GNU linker using -Xlinker and -Wl.
6771 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6774 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6776 2009-02-24 Richard Guenther <rguenther@suse.de>
6779 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6781 2009-02-24 Richard Guenther <rguenther@suse.de>
6782 Zdenek Dvorak <ook@ucw.cz>
6784 PR tree-optimization/39233
6785 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6786 from converting them to a generic type.
6788 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6790 PR tree-optimization/39260
6791 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6792 contains a condition with a real type.
6793 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6795 2009-02-23 Jason Merrill <jason@redhat.com>
6798 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6799 narrowing_initializer_constant_valid_p.
6800 (narrowing_initializer_constant_valid_p): Don't return
6801 null_pointer_node for adding a pointer to itself.
6803 2009-02-23 Jan Hubicka <jh@suse.cz>
6806 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6809 2009-02-23 Jan Hubicka <jh@suse.cz>
6811 PR tree-optimization/37709
6812 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6813 * tree.h (block_ultimate_origin): Declare.
6814 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6815 * tree-ssa-live.c (remove_unused_scope_block_p):
6816 Eliminate blocks containig no instructions nor live variables nor
6818 (dump_scope_block): New function.
6819 (remove_unused_locals): Enable removal of dead blocks by default;
6820 enable dumping at TDF_DETAILS.
6822 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6824 * config/i386/i386.c (classify_argument): Don't allow COImode
6826 (function_arg_advance_32): Don't allow OImode.
6827 (function_arg_32): Likewise.
6828 (function_value_32): Likewise.
6829 (return_in_memory_32): Likewise.
6830 (function_arg_64): Remove OImode comment.
6832 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6835 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6836 ix86_expand_vector_set for V4DImode in 64bit mode only.
6837 (ix86_expand_vector_init_one_var): Likewise.
6839 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6841 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6843 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6846 * loop-iv.c: Revert last change.
6847 * emit-rtl.c: Likewise.
6849 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6852 * config/i386/i386.c (type_natural_mode): Remove an extra
6853 space in the warning message.
6854 (function_value_32): Handle 32-byte vector modes.
6855 (return_in_memory_32): Likewise.
6857 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6859 * loop-iv.c (truncate_value): New function.
6860 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6862 (lowpart_subreg): Move to...
6863 * emit-rtl.c: ...here.
6865 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6867 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6868 accidental and undocumented change at revision 140860.
6870 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6872 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6873 take gimple_seq * arguments.
6874 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6875 types_compatible_p langhook.
6877 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6878 Joseph Myers <joseph@codesourcery.com>
6880 * config/arm/arm.c (arm_builtin_va_list): New function.
6881 (arm_expand_builtin_va_start): Likewise.
6882 (arm_gimplify_va_arg_expr): Likewise.
6883 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6884 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6885 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6886 (va_list_type): New variable.
6887 (arm_mangle_type): Mangle va_list_type appropriately.
6889 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6892 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6893 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6894 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6895 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6896 parameter to 1000 for -O1 by default.
6897 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6899 * loop-invariant.c: Include params.h.
6900 (move_loop_invariants): Don't call move_single_loop_invariants on
6903 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6905 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6906 offset when calculating bounds for indexing stack_usage_map. Fixes
6907 a buffer overflow with certain target setups.
6909 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6912 * calls.c (expand_call): Clear try_tail_call if caller and callee
6913 disagree in promotion of function return value.
6915 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6918 * c-common.c (c_determine_visibility): If visibility changed and
6919 DECL_RTL has been already set, call make_decl_rtl to update symbol
6922 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6925 * varasm.c (assemble_variable): Don't check DECL_NAME when
6926 globalizing a variable.
6928 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6931 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6932 expression before any __builtin_trap call.
6933 * c-typeck.c (build_function_call): Convert and check function
6934 arguments before generating a call to a trap. Evaluate the
6935 function arguments before the trap.
6937 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6940 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6941 (UNSPEC_FXAM_MEM): New unspec.
6942 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6943 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6944 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6946 2009-02-19 Richard Guenther <rguenther@suse.de>
6948 PR tree-optimization/39207
6949 PR tree-optimization/39074
6950 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6951 storedanything_tree): New.
6952 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6953 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6954 (build_succ_graph): Add edges from STOREDANYTHING to all
6956 (init_base_vars): Initialize STOREDANYTHING.
6957 (compute_points_to_sets): Free substitution info after
6958 building the succ graph.
6959 (ipa_pta_execute): Likewise.
6961 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6963 (do_ds_constraint): Do not add to special var or non-pointer
6965 (type_could_have_pointers): Split out from ...
6966 (could_have_pointers): ... here. For arrays use the element type.
6967 (create_variable_info_for): Initialize may_have_pointers.
6968 (new_var_info): Likewise.
6969 (handle_lhs_call): Make the HEAP variable unknown-sized.
6970 (intra_create_variable_infos): Use a type with pointers for
6971 PARM_NOALIAS, make it unknown-sized.
6973 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6976 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6978 2009-02-18 Jason Merrill <jason@redhat.com>
6981 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6982 value if DECL_EXTERNAL.
6983 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6984 * target.h (gcc_target::binds_local_p): Clarify "module".
6985 * tree.h (TREE_PUBLIC): Clarify "module".
6987 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6990 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6991 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6993 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6996 * c.opt (Wabi): Support C and ObjC.
6999 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7001 * config/i386/i386.c (classify_argument): Warn once about the ABI
7002 change when passing union with long double.
7004 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7006 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7009 * c-parser.c (c_parser_compound_statement): Always enter and leave
7012 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7015 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7017 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7019 PR tree-optimization/36922
7020 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7021 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7024 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7026 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7029 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7031 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7033 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7035 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7038 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7039 Richard Sandiford <rdsandiford@googlemail.com>
7041 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7042 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7043 (loongson_biadd): ...this.
7045 2009-02-17 Richard Guenther <rguenther@suse.de>
7047 PR tree-optimization/39202
7048 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7049 a var make sure to follow existing collapses.
7051 2009-02-17 Richard Guenther <rguenther@suse.de>
7054 * langhooks.c (lhd_print_error_function): Check for NULL block.
7056 2009-02-17 Richard Guenther <rguenther@suse.de>
7058 PR tree-optimization/39204
7059 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7062 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7064 * config/soft-fp/double.h: Update from glibc CVS.
7066 2009-02-17 Richard Guenther <rguenther@suse.de>
7068 PR tree-optimization/39207
7069 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7070 strict-aliasing warnings for pointers pointing to NULL.
7072 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7075 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7076 skipping until next close brace.
7078 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7081 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7082 to function argument boundary.
7084 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7086 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7087 in the lea_add. Reload eventually constraints it properly.
7088 * config/picochip/constraints.md : Remove the target constraint
7089 "b", since it is not needed anymore.
7091 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7093 * gthr-dce.h: Uglify function parameter and local variable names.
7094 * gthr-gnat.h: Likewise.
7095 * gthr-mipssde.h: Likewise.
7096 * gthr-nks.h: Likewise.
7097 * gthr-posix95.h: Likewise.
7098 * gthr-posix.h: Likewise.
7099 * gthr-rtems.h: Likewise.
7100 * gthr-single.h: Likewise.
7101 * gthr-solaris.h: Likewise.
7102 * gthr-tpf.h: Likewise.
7103 * gthr-vxworks.h: Likewise.
7104 * gthr-win32.h: Likewise.
7106 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7109 * config/i386/i386.md: Restrict the new peephole2 to move
7110 between MMX/SSE registers.
7112 2009-02-15 Richard Guenther <rguenther@suse.de>
7115 2009-02-13 Richard Guenther <rguenther@suse.de>
7117 * configure.ac: Enable LFS.
7118 * configure: Re-generate.
7119 * config.in: Likewise.
7121 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7123 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7124 spu_srqwbyte, spu_srqwbytebc): Define.
7125 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7126 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7127 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7128 "shrqby_<mode>"): New insn-and-split patterns.
7129 * config/spu/spu.c (expand_builtin_args): Determine and return
7130 number of operands using spu_builtin_description data.
7131 (spu_expand_builtin_1): Use it.
7133 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7136 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7139 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7142 * config/i386/i386.c (override_options): Correct warning
7143 messages for -malign-loops, -malign-jumps and -malign-functions.
7145 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7148 * config/i386/i386.md: Restrict the new peephole2 to move
7149 between the general purpose registers.
7151 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7154 * config/i386/i386.c (type_natural_mode): Add a new argument.
7155 Return the original mode and warn ABI change if vector size is 32byte.
7156 (function_arg_advance): Updated.
7157 (function_arg): Likewise.
7158 (ix86_function_value): Likewise.
7159 (ix86_return_in_memory): Likewise.
7160 (ix86_sol10_return_in_memory): Likewise.
7161 (ix86_gimplify_va_arg): Likewise.
7162 (function_arg_32): Don't warn ABX ABI change here.
7163 (function_arg_64): Likewise.
7165 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7167 * loop-iv.c (implies_p): In the final case, test that operands 0
7168 of the two comparisons match.
7170 * config/bfin/bfin.c (find_prev_insn_start): New function.
7171 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7172 (find_next_insn_start): Move.
7174 2009-02-13 Richard Guenther <rguenther@suse.de>
7176 * configure.ac: Enable LFS.
7177 * configure: Re-generate.
7178 * config.in: Likewise.
7180 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7183 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7184 sizes on syntax error after some arguments have been parsed.
7186 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7188 * doc/invoke.texi (-fira): Remove.
7190 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7192 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7193 * recog.c: Likewise.
7196 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7198 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7199 (umul_ppmm): Likewise.
7200 (count_leading_zeros): Likewise.
7201 (count_trailing_zeros): Likewise.
7202 (UMUL_TIME): Likewise.
7204 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7206 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7207 soft-fp/t-softfp to tmake_file.
7209 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7210 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7211 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7212 IA64_BUILTIN_INFQ]: New.
7213 (ia64_init_builtins): Initialize __builtin_infq,
7214 __builtin_fabsq and __builtin_copysignq if not HPUX.
7215 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7216 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7218 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7220 (__fixtfti): Likewise.
7221 (__fixunstfti): Likewise.
7222 (__floattitf): Likewise.
7224 * config/ia64/libgcc-glibc.ver: New.
7225 * config/ia64/t-fprules-softfp: Likewise.
7226 * config/ia64/sfp-machine.h: Likewise.
7228 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7229 (LIBGCC2_TF_CEXT): Likewise.
7230 (TF_SIZE): Likewise.
7231 (TARGET_INIT_LIBFUNCS): Likewise.
7233 * config/ia64/t-glibc (SHLINB_MAPFILES):
7234 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7236 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7238 * config/i386/i386.c (construct_container): Rewrite processing
7239 BLKmode with X86_64_SSE_CLASS.
7241 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7244 * config/i386/i386.md: Replace simplify_replace_rtx with
7245 replace_rtx in the new peephole2.
7247 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7249 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7250 loop unrolling do not happen at -O2.
7252 2009-02-12 Michael Matz <matz@suse.de>
7254 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7256 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7258 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7261 2009-02-12 Ben Elliston <bje@au.ibm.com>
7263 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7264 patterns when updating the back chain. Missed in the 2009-02-10
7267 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7269 * doc/extend.texi (Decimal Floating Types): Update identifier of
7270 draft TR and list of missing support.
7272 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7275 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7276 bit to variable length decl's flags, add it also to its
7277 pointer replacement variable.
7279 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7280 Jakub Jelinek <jakub@redhat.com>
7283 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7284 (memory_blockage): New expander.
7285 (*memory_blockage): New insn pattern.
7286 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7287 instead of general blockage at the end of function prologue when
7288 frame pointer is used to access red zone area. Do not emit blockage
7289 when profiling, it is emitted in generic code.
7290 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7291 function epilogue when frame pointer is used to access red zone area.
7293 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7296 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7297 by arithmetic with memory operands.
7298 * config/i386/predicates.md (commutative_operator): New.
7300 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7302 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7305 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7307 * alias.h (record_alias_subset): Declare.
7308 * alias.c (record_alias_subset): Make global.
7310 2009-02-10 Nick Clifton <nickc@redhat.com>
7312 * tree-parloops.c: Change license to GPLv3.
7313 * ipa-struct-reorg.c: Change license to GPLv3.
7314 * ipa-struct-reorg.h: Change license to GPLv3.
7316 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7319 * c-decl.c (start_struct): Return NULL on error.
7321 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7324 * cfgloopmanip.c (remove_path): Call remove_bbs after
7325 cancel_loop_tree, not before it.
7328 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7329 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7330 VAR_DECLs were seen.
7331 * tree-ssa-live.c (remove_unused_locals): Recompute
7332 cfun->has_local_explicit_reg_vars.
7333 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7334 copies or clearings if cfun->has_local_explicit_reg_vars.
7336 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7339 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7340 of function prologue when frame pointer is used to access
7343 2009-02-10 Richard Guenther <rguenther@suse.de>
7346 * gimplify.c (gimple_regimplify_operands): Always look if
7347 we need to create a temporary.
7349 2009-02-10 Richard Guenther <rguenther@suse.de>
7351 PR tree-optimization/39132
7352 * tree-loop-distribution.c (todo): New global var.
7353 (generate_memset_zero): Trigger TODO_rebuild_alias.
7354 (tree_loop_distribution): Return todo.
7356 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7359 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7360 (x86_64_reg_class_name): Removed.
7361 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7362 first one isn't X86_64_SSE_CLASS or any other ones aren't
7363 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7364 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7365 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7366 and 3 X86_64_SSEUP_CLASS.
7367 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7368 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7370 2009-02-10 Ben Elliston <bje@au.ibm.com>
7372 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7373 form instruction to update the stack back chain word, even if the
7374 user has disabled the generation of update instructions.
7375 (movdi_<mode>_update_stack): New.
7376 (movsi_update_stack): Likewise.
7377 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7378 always use an update form instruction to update the stack back
7381 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7384 * graphite.c (if_region_set_false_region): After moving a region in
7385 the false branch of a condition, remove the empty dummy basic block.
7386 (gloog): Remove wrong fix for PR38953.
7388 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7390 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7391 generation due to implicit sign extension.
7393 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7396 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7397 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7399 2009-02-09 Richard Guenther <rguenther@suse.de>
7402 * convert.c (convert_to_real): Disable (float)fn((double)x)
7403 to fnf(x) conversion if errno differences may occur and
7404 -fmath-errno is set.
7406 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7408 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7409 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7410 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7412 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7415 * c-common.c (handle_alias_attribute): Disallow attribute for
7416 anything not a FUNCTION_DECL or VAR_DECL.
7418 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7421 * real.c (do_compare): Special-case compare of zero against
7422 decimal float value.
7424 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7427 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7428 as indicating flexible array members unless the field itself is
7429 being declarared as the incomplete array.
7431 2009-02-06 Jan Hubicka <jh@suse.cz>
7433 PR tree-optimization/38844
7434 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7437 2009-02-06 Richard Guenther <rguenther@suse.de>
7440 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7441 fork because we may expand it as __gcov_fork.
7443 2009-02-06 Nick Clifton <nickc@redhat.com>
7445 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7447 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7449 PR tree-optimization/35659
7450 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7451 vn_phi_eq): Shortcut if hashcode does not match.
7452 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7454 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7455 and avoid iterative_hash_expr.
7456 (FOR_EACH_VALUE_ID_IN_SET): New.
7457 (value_id_compare): Remove.
7458 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7459 sort expressions by value id.
7461 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7464 * config/sh/predicates.md (general_movsrc_operand): Don't check
7465 the subreg of system registers here.
7467 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7470 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7473 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7475 PR rtl-optimization/39110
7476 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7477 addresses, not aligned ones.
7479 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7480 Richard Guenther <rguenther@suse.de>
7482 PR tree-optimization/39100
7483 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7484 comment says and add edges.
7486 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7489 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7490 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7492 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7494 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7495 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7496 register_bb_in_sese, new_sese, free_sese): Moved.
7497 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7498 outermost_loop_in_scop, build_scop_iteration_domain,
7499 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7500 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7501 Use loop_in_sese_p instead of loop_in_scop_p.
7502 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7503 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7504 (scopdet_basic_block_info): Fix bug in scop detection.
7505 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7506 eq_loop_to_cloog_loop): Remove.
7507 (nb_loops_around_loop_in_scop, nb_loop
7508 ref_nb_loops): Moved here...
7509 * graphite.h (ref_nb_loops): ... from here.
7510 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7511 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7512 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7513 * testsuite/gcc.dg/graphite/scop-19.c: New
7515 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7516 Hans-Peter Nilsson <hp@axis.com>
7518 PR rtl-optimization/37889
7519 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7520 Move offset handling from PLUS to before the switch. Use new
7521 arguments when considering SYMBOL_REFs too.
7522 (rtx_addr_can_trap_p): Pass dummy offset and size.
7523 (enum may_trap_p_flags): Remove.
7524 (may_trap_p_1): Pass size from MEM_SIZE.
7526 PR rtl-optimization/38921
7527 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7528 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7529 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7530 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7532 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7534 AVX Programming Reference (January, 2009)
7535 * config/i386/sse.md (*vpclmulqdq): New.
7537 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7539 PR tree-optimization/38977
7540 PR gcov-profile/38292
7541 * calls.c (special_function_p): Disregard __builtin_ prefix.
7543 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7545 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7546 non-indexable addresses even before reload.
7548 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7551 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7552 as having variable size. Do not give an error for unnamed
7553 parameters with [*] declarators. Give a warning for type names
7554 with [*] declarators and mark them as variable size.
7555 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7556 for sizeof applied to [*] type names.
7558 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7561 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7563 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7565 * gcc.c (process_command): Update copyright notice dates.
7566 * gcov.c (print_version): Likewise.
7567 * gcov-dump.c (print_version): Likewise.
7568 * mips-tfile.c (main): Likewise.
7569 * mips-tdump.c (main): Likewise.
7571 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7574 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7575 for composite type involving a zero-length array type.
7577 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7580 * function.c (match_asm_constraints_1): Skip over
7581 initial optional % in the constraint.
7584 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7585 supported, don't accept FIXED_CSTs.
7586 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7587 and _Sat is used without _Fract/_Accum. Set specs->type to
7588 integer_type_node for cts_fract/cts_accum if fixed point is not
7591 2009-02-02 Catherine Moore <clm@codesourcery.com>
7593 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7595 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7597 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7598 (ABI_HAS_64BIT_SYMBOLS): Use it.
7599 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7601 2009-02-02 Paul Brook <paul@codesourcery.com>
7603 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7605 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7608 * recog.h (asm_operand_ok): Add constraints argument.
7609 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7610 recurse on matching constraint.
7611 (check_asm_operands): Pass constraints as 3rd argument to
7612 asm_operand_ok. Don't look up matching constraint here.
7613 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7616 2009-02-02 Ben Elliston <bje@au.ibm.com>
7618 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7619 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7621 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7623 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7624 information. Remove some obsolete information. Reorganize.
7626 * config/pa/fptr.c: Revert license to GPL 2.
7627 * config/pa/milli64.S: Likewise.
7629 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7632 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7633 LIBRARY name in, instead of hard-coding it.
7634 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7635 extra target make frag to tmake_files according to EH model.
7636 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7637 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7638 frags that define makefile variable EH_MODEL appropriately.
7639 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7640 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7641 to "-sjlj" according to type of EH configured.
7642 (LIBGCC_SONAME): Concatenate it to shared library base name.
7643 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7644 to "_sjlj" according to type of EH configured.
7645 (LIBGCC_SONAME): Concatenate it to shared library base name.
7646 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7647 (SHLIB_LINK): Add missing semicolon to if-else construct.
7648 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7649 string value of "pe_dll" command-line option.
7650 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7651 (SHLIB_SONAME): Use it when overriding t-cygming default.
7652 (SHLIB_IMPLIB): Override t-cygming default.
7653 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7654 string value of "pe_dll" command-line option.
7656 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7659 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7660 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7662 2009-01-31 Richard Guenther <rguenther@suse.de>
7664 PR tree-optimization/38937
7665 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7666 computing the transitive closure.
7668 2009-01-30 Richard Guenther <rguenther@suse.de>
7670 PR tree-optimization/39041
7671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7672 Propagate variable indices only if the types match for this stmt.
7674 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7677 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7678 inline but never defined.
7680 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7682 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7683 (*insv_h_di_reg_extimm): New insn.
7684 (*insv_l<mode>_reg_extimm): New insn.
7686 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7688 * config/picochip/picochip.c (flag_conserve_stack): set
7689 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7690 fconserve-stack. Reduce call-overhead used by inliner.
7692 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7695 * common.opt (flag_conserve_stack): Initialised to zero.
7697 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7700 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7701 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7704 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7706 * ira-color.c (allocno_reload_assign): Update comments.
7707 * regmove.c (regmove_optimize): Likewise.
7711 2009-01-29 Robert Millan <rmh@aybabtu.com>
7713 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7714 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7715 `MD_UNWIND_SUPPORT'.
7716 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7718 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7720 PR tree-optimization/39007
7721 * tree-loop-distribution.c (generate_builtin): Use
7722 recompute_dominator to compute the immediate dominator of the
7723 basic block just after the loop.
7725 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7727 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7728 (ASM_OUTPUT_DWARF_PCREL): Define.
7730 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7732 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7733 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7734 global. Modify entries about regmove and IRA.
7736 * ra-conflict.c: Remove the file.
7738 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7740 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7741 (pass_regclass_init): Rename to pass_reginfo_init.
7743 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7745 * toplev.h (flag_ira): Remove.
7747 * caller-save.c (setup_save_areas): Remove flag_ira.
7749 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7751 * global.c: Remove the file.
7753 * opts.c (decode_options): Remove flag_ira.
7755 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7757 * regmove.c: Modify file description.
7758 (find_use_as_address, try_auto_increment): Define them only if
7759 AUTO_INC_DEC is defined.
7760 (replacement_quality, replace_in_call_usage, fixup_match_1,
7761 stable_and_no_regs_but_for_p): Remove.
7762 (reg_set_in_bb): Make it static.
7763 (regmove_optimize): Remove flag_ira and code which worked for
7766 * local-alloc.c: Remove the file.
7768 * common.opt (fira): Remove.
7770 * ira.c: Include except.h.
7771 (eliminable_regset): Move from global.c.
7772 (mark_elimination): Ditto. Remove flag_ira.
7773 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7774 equiv_mem_modified, validate_equiv_mem_from_store,
7775 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7776 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7777 no_equiv, recorded_label_ref): Move from local-alloc.c.
7778 (update_equiv_regs): Ditto. Make it static.
7779 (print_insn_chain, print_insn_chains): Move it from global.c.
7780 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7781 (build_insn_chain): Ditto. Make it static.
7782 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7783 Rename to init_live_subregs.
7784 (gate_ira): Remove flag_ira.
7786 * regclass.c: Rename reginfo.c. Change file description.
7787 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7788 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7789 (init_reg_sets_1): Remove code for evaluation of
7790 reg_class_superclasses and losing_caller_save_reg_set.
7791 (init_regs): Remove init_reg_autoinc.
7792 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7793 ok_for_base_p_nonstrict): Remove.
7794 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7795 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7796 corresponding entries.
7797 (dump_regclass, record_operand_costs, scan_one_insn,
7798 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7799 record_address_regs, auto_inc_dec_reg_p): Remove.
7800 (gt-regclass.h): Rename to gt-reginfo.h.
7802 * rtl.h (dump_global_regs, retry_global_alloc,
7803 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7805 * Makefile.in (RA_H): Remove.
7806 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7807 Rename regclass.o to reginfo.o.
7808 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7810 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7811 (GTFILES): Rename regclass.c to reginfo.c.
7813 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7814 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7816 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7817 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7819 (finish_spills): Ditto. Remove code for !flag_ira.
7821 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7824 * doc/invoke.texi (rtl debug options): Complete rewrite.
7825 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7827 * mode-switching.c (pass_mode_switching): Rename pass from
7828 "mode-sw" to "mode_sw".
7829 * except.c (pass_convert_to_eh_ranges): Rename pass from
7830 "eh-ranges" to "eh_ranges".
7831 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7835 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7836 Alexander Monakov <amonakov@ispras.ru>
7839 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7841 (move_exprs_to_boundary): Change return type and pass through
7842 should_move from move_op. Relax assert. Update usage ...
7843 (schedule_expr_on_boundary): ... here. Use should_move instead of
7845 (move_op_orig_expr_found): Indicate that insn was disconnected from
7847 (code_motion_process_successors): Do not call after_merge_succs
7848 callback if original expression was not found when traversing any of
7850 (code_motion_path_driver): Change return type. Update prototype.
7851 (move_op): Update comment. Add a new parameter (should_move). Update
7852 prototype. Set *should_move based on indication provided by
7853 move_op_orig_expr_found.
7855 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7857 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7858 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7859 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7860 * config/rs6000/rs6000.c (rs6000_override_options): Default
7861 avoid-indexed-addresses on for Power6, off for everything else.
7862 (avoiding_indexed_address_p): New function.
7863 (rs6000_legitimize_address): Use it.
7864 (rs6000_legitimate_address): Likewise.
7865 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7867 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7869 PR tree-optimization/38997
7870 * tree-loop-distribution.c (generate_memset_zero): Use
7871 POINTER_PLUS_EXPR for a pointer addition.
7873 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7875 * config/s390/s390.md (bswap<mode>2): New pattern added.
7877 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7879 * config/s390/s390.md (*tls_load_31): Added type attribute.
7881 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7883 * config/s390/s390.md: Fix a few comments.
7885 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7887 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7888 (*tm<mode>_full): Fixed z10prop attribute.
7889 (*tst<mode>_extimm): Fixed z10prop attribute.
7890 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7891 (*tstqiCCT_cconly): Fixed z10prop attribute.
7892 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7893 (*movsi_larl): Fixed z10prop attribute.
7894 (*movsi_zarch): Fixed z10prop attribute.
7895 (*movsi_eas): Fixed z10prop attribute.
7896 (*movhi): Fixed z10prop attribute.
7897 (*movqi): Fixed z10prop attribute.
7898 (*movstrictqi): Fixed z10prop attribute.
7899 (*mov<mode>): Fixed z10prop attribute.
7900 (*movcc): Fixed z10prop attribute.
7901 (*sethighpartdi_64): Fixed z10prop attribute.
7902 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7903 (*negdi2_sign_cc): Fixed z10prop attribute.
7904 (*negdi2_sign): Fixed z10prop attribute.
7905 (*absdi2_sign_cc): Fixed z10prop attribute.
7906 (*absdi2_sign): Fixed z10prop attribute.
7907 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7908 (*negabsdi2_sign): Fixed z10prop attribute.
7909 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7910 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7911 (doloop_si64): Fixed z10prop attribute.
7912 (doloop_si31): Fixed z10prop attribute.
7913 (doloop_long): Fixed z10prop attribute.
7914 (indirect_jump): Fixed z10prop attribute.
7915 (nop): Fixed z10prop attribute.
7916 (main_base_64): Fixed z10prop attribute.
7917 (reload_base_64): Fixed z10prop attribute.
7919 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7921 PR rtl-optimization/38740
7922 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7924 * config/mips/mips.c (mips_reorg): Likewise.
7926 2009-01-28 Richard Guenther <rguenther@suse.de>
7928 PR tree-optimization/38926
7929 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7930 with the correct value id to a value.
7931 (do_regular_insertion): Use the value number of edoubleprime
7932 for the value number of the expr.
7935 2008-08-21 Richard Guenther <rguenther@suse.de>
7937 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7938 a PHI ask VN if it is already available.
7939 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7940 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7942 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7945 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7946 set to varying whenever max has TREE_OVERFLOW set, similarly
7947 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7949 2009-01-28 Richard Guenther <rguenther@suse.de>
7952 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7953 uninitialized aggregate uses in call arguments.
7955 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7957 PR tree-optimization/38984
7958 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7959 the nothing_id variable if -fno-delete-null-pointer-checks.
7961 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7964 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7965 (set_got_offset_rex64): Ditto.
7967 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7970 * doc/extend.texi: Improve local variable with asm reg.
7972 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7974 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7975 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7976 was not supplied then set warn_packed_bitfield_compat to the
7978 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7981 2009-01-27 Richard Guenther <rguenther@suse.de>
7983 PR tree-optimization/38503
7984 * cfgexpand.c (expand_gimple_basic_block): Ignore
7985 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7986 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7987 variables that cannot have TBAA applied.
7988 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7991 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7994 * calls.c (initialize_argument_information): Do not wrap complex
7995 arguments in SAVE_EXPR.
7997 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7999 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8000 (INSTALL_LIBGCC): Revert typo commit.
8002 2009-01-26 Richard Guenther <rguenther@suse.de>
8004 PR tree-optimization/38745
8005 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8006 from special handling.
8008 2009-01-26 Richard Guenther <rguenther@suse.de>
8010 PR tree-optimization/38745
8011 * tree-ssa.c (execute_update_addresses_taken): Do not include
8012 variables that cannot possibly be a register in not_reg_needs.
8013 Do not clear TREE_ADDRESSABLE on vars that may not become
8015 * tree-ssa.c (update_alias_info_1): Include those in the set
8016 of addressable vars.
8018 2009-01-26 Richard Guenther <rguenther@suse.de>
8021 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8022 * tree-ssa-dse.c: Include langhooks.h
8023 (execute_simple_dse): Remove stores with zero size.
8025 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8028 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8031 2009-01-24 Julian Brown <julian@codesourcery.com>
8033 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8034 config/arm/linux-atomic.c.
8035 * config/arm/linux-atomic.c: New.
8037 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8039 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8040 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8041 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8043 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8046 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8049 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8051 PR tree-optimization/38953
8052 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8053 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8054 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8055 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8058 2009-01-24 Paul Brook <paul@codesourcery.com>
8060 * config/arm/neon.md (neon_type): Move to arm.md.
8061 (neon_mov<VSTRUCT>): Add neon_type attribute.
8062 * config/arm/arm.md (neon_type): Move to here.
8063 (conds): Add "unconditioal" and use as default for NEON insns.
8065 2009-01-24 Ben Elliston <bje@au.ibm.com>
8067 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8068 void *' warning from -Wc++-compat.
8069 * Makefile.in (dominance.o-warn): Remove.
8071 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8073 PR tree-optimization/38932
8074 * fold-const.c (fold_unary_ignore_overflow): New.
8075 * tree.h (fold_unary_ignore_overflow): Declare.
8076 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8077 * tree-ssa-sccvn.c (visit_reference_op_load,
8078 simplify_unary_expression): Likewise.
8080 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8082 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8083 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8084 regardless of their type.
8085 * c-common.c (handle_packed_attribute): Don't ignore packed on
8087 * c.opt (Wpacked-bitfield-compat): New warning option.
8088 * stor-layout.c (place_field): Warn if offset of a field changed.
8089 * doc/extend.texi (packed): Mention the ABI change.
8090 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8091 (Warning Options): Add it to the list.
8093 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8095 * c-opts.c (c_common_post_options): Fix a typo in comments.
8097 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8100 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8101 variables to static.
8102 * doc/invoke.texi (-fmerge-all-constants): Update description.
8104 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8107 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8108 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8110 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8112 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8114 (LOCAL_ALIGNMENT): Similarly.
8116 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8117 Joseph Myers <joseph@codesourcery.com>
8119 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8120 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8121 * config/arm/arm-tune.md: Regenerate.
8122 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8125 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8127 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8128 version number to five.
8130 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8133 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8134 * c-common.c (set_underlying_type): Likewise.
8135 (is_typedef_decl ): Likewise
8137 (set_underlying_type): Likewise.
8138 (is_typedef_type): Likewise.
8140 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8143 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8146 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8149 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8150 (LIBGCC_SPEC): Don't define.
8151 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8153 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8155 PR rtl-optimization/38879
8156 * alias.c (base_alias_check): Unaligned access via AND address can
8157 alias all surrounding object types except those with sizes equal
8158 or wider than the size of unaligned access.
8160 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8163 * c-decl.c (clone_underlying_type): Move this ...
8164 * c-common.c (set_underlying_type): ... here.
8165 Also, make sure the function properly sets TYPE_STUB_DECL() on
8166 the newly created typedef variant type.
8167 (is_typedef_decl ): New entry point.
8168 * tree.h: Added a new member member_types_needing_access_check to
8169 struct tree_decl_non_common.
8170 (set_underlying_type): New entry point.
8171 (is_typedef_type): Likewise.
8173 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8175 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8176 Check whether two instructions have memory references that
8177 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8178 are helper functions for traversing.
8179 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8180 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8181 not to draw dependency edge for instructions with non-conflicting
8184 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8187 * longlong.h: Update copyright years. Use soft-fp license notice.
8188 Sync __clz_tab declaration with glibc.
8190 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8193 * doc/extend.texi (syscall_linkage): New.
8194 (version_id): Modify.
8196 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8197 Richard Guenther <rguenther@suse.de>
8199 PR tree-optimization/38747
8200 PR tree-optimization/38748
8201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8202 conversion if the base address is an indirect reference and the
8203 aliasing sets could cause issues.
8205 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8207 * common.opt (fgraphite, fgraphite-identity): Add comment for
8208 explaining why these options are not documented.
8210 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8212 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8213 gimple_call_lhs is NULL.
8215 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8218 * emit-rtl.c (adjust_address_1): Make sure memref is never
8221 2009-01-20 Ben Elliston <bje@au.ibm.com>
8223 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8224 const qualifier from arg parameter. Remove unnecessary cast to char *.
8225 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8226 const qualifier from arg 2.
8228 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8230 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8232 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8235 * rtl.h (reinit_regs): New prototype.
8236 * regclass.c: Include ira.h.
8238 * Makefile.in (regclass.o): Add ira.h.
8239 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8241 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8244 * c-common.c (handle_aligned_attribute): Use
8245 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8246 default alignment value.
8248 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8250 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8251 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8253 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8254 __BIGGEST_ALIGNMENT__.
8256 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8258 2009-01-18 Richard Guenther <rguenther@suse.de>
8260 PR tree-optimization/38819
8261 * tree-flow.h (operation_could_trap_helper_p): Declare.
8262 * tree-eh.c (operation_could_trap_helper_p): Export.
8263 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8264 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8265 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8266 are about to insert a possibly trapping instruction and fail
8269 2009-01-18 Andreas Schwab <schwab@suse.de>
8271 * doc/install.texi (Configuration): Remove obsolete paragraph
8272 about use of --with-gnu-ld with --with-gnu-as.
8274 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8276 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8277 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8278 Follow spelling conventions.
8280 2009-01-18 Ben Elliston <bje@au.ibm.com>
8282 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8283 C++ warning about implicit conversion from void * to struct
8285 (bitmap_obstack_free): Likewise for bitmap_element *.
8286 * Makefile.in (bitmap.o-warn): Remove.
8288 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8290 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8292 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8293 Tobias Grosser <tobi.grosser@amd.com>
8295 * graphite.c (graphite_trans_scop_block): Do not block single
8298 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8300 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8301 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8302 test with assertion.
8304 2009-01-16 Richard Guenther <rguenther@suse.de>
8306 PR tree-optimization/38835
8308 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8309 and INT + PTR -> (INT)(PTR p+ INT) folding.
8310 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8312 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8315 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8316 the subreg from a lowpart subreg if it is also casting the value.
8318 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8319 Tobias Grosser <tobi.grosser@amd.com>
8321 * graphite.c (compare_prefix_loops): New.
8322 (build_scop_canonical_schedules): Rewritten.
8323 (graphite_transform_loops): Move build_scop_canonical_schedules
8324 after build_scop_iteration_domain.
8326 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8327 Tobias Grosser <tobi.grosser@amd.com>
8329 * graphite.c (add_conditions_to_domain): Add the loops to
8330 the dimension of the iteration domain. Do copy the domain
8331 only when it exists.
8332 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8333 (add_conditions_to_constraints): New.
8334 (can_generate_code_stmt, can_generate_code): Removed.
8335 (gloog): Do not call can_generate_code.
8336 (graphite_transform_loops): Call add_conditions_to_constraints
8337 after building the iteration domain.
8339 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8341 PR tree-optimization/38789
8342 * tree-ssa-threadedge.c
8343 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8344 __builtin_constant_p.
8346 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8348 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8349 examined before deleting them.
8351 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8353 * function.c (aggregate_value_p): Correctly extract the function
8354 type from CALL_EXPR_FN lookup.
8356 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8358 * config/picochip/picochip.c (picochip_override_options): Revert
8359 CFI asm flag disable commited previously.
8361 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8362 Tobias Grosser <tobi.grosser@amd.com>
8363 Jan Sjodin <jan.sjodin@amd.com>
8365 * graphite.c (scan_tree_for_params): On substractions negate
8366 all the coefficients of the term.
8367 (clast_to_gcc_expression_red): New. Handle reduction expressions
8368 of more than two operands.
8369 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8370 (get_vdef_before_scop): Handle also the case of default definitions.
8372 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8374 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8375 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8376 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8378 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8379 Joey Ye <joey.ye@intel.com>
8382 * cfgexpand.c (expand_stack_alignment): Don't update stack
8383 boundary nor check incoming stack boundary here.
8384 (gimple_expand_cfg): Update stack boundary and check incoming
8385 stack boundary here.
8387 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8389 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8391 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8393 PR rtl-optimization/38245
8394 * calls.c (expand_call): Add stack arguments to
8395 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8396 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8397 in regs and partially in memory or BLKmode arguments.
8398 (emit_library_call_value_1): Add stack arguments to
8399 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8400 ACCUMULATE_OUTGOING_ARGS).
8401 * dce.c: Include tm_p.h.
8402 (find_call_stack_args): New function.
8403 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8405 (mark_insn): Call find_call_stack_args for CALL_Ps.
8406 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8407 forwards. Allocate and free arg_stores bitmap if needed, pass it
8408 down to deletable_insn_p, don't mark stores set in arg_stores
8409 bitmap, clear the bitmap at the beginning of each bb.
8410 * Makefile.in (dce.o): Depend on $(TM_P_H).
8412 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8415 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8416 to make sure the insn is a conditional test (bug 22599). Reformat a
8419 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8422 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8423 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8424 (gloog): Do not call cleanup_tree_cfg.
8425 (graphite_transform_loops): Call cleanup_tree_cfg after all
8426 scops have been code generated.
8428 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8429 * doc/gty.texi (Invoking the garbage collector): Added new node
8430 and section documenting ggc_collect.
8432 2009-01-14 Richard Guenther <rguenther@suse.de>
8434 PR tree-optimization/38826
8436 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8437 initialization notes only if we actually emitted a warning.
8438 (intra_create_variable_infos): Add constraints for a result decl
8439 that is passed by hidden reference.
8440 (build_pred_graph): Mark all related variables non-direct on
8443 2009-01-14 Nick Clifton <nickc@redhat.com>
8445 * ira-conflicts.c: Include addresses.h for the definition of
8447 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8448 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8450 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8453 * Makefile.in (ira-lives.o): Add except.h.
8455 * ira-lives.c: Include except.h.
8456 (process_bb_node_lives): Process can_throw_internal.
8458 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8460 PR rtl-optimization/38774
8461 * combine.c (simplify_set): When undoing cc_use change, don't do
8462 PUT_CODE on the newly created comparison, but instead put back the
8465 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8467 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8468 values. Remove duplicate arm8 entry.
8470 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8472 PR tree-optimization/38786
8473 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8474 the SSA_NAME case of expand_scalar_variables_expr.
8475 Set the type of an expression to the type of its assign statement.
8476 (expand_scalar_variables_expr): Also gather the scalar computation
8477 used to index the memory access. Do not pass loop_p.
8478 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8479 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8480 the gimple_stmt_iterator where it inserts new code.
8482 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8483 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8485 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8487 * graphite.h (debug_value): Removed.
8488 * graphite.c (debug_value): Removed.
8490 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8492 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8493 ldrd/strd with two 32-bit instructions.
8495 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8497 * config/arm/arm.c (struct processors): Pass for speed down into
8498 cost helper functions.
8499 (const_ok_for_op): Handle COMPARE and inequality nodes.
8500 (arm_rtx_costs_1): Rewrite.
8501 (arm_size_rtx_costs): Update prototype.
8502 (arm_rtx_costs): Pass speed down to helper functions.
8503 (arm_slowmul_rtx_costs): Rework cost calculations.
8504 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8505 (arm_9e_rtx_costs): Likewise.
8507 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8509 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8510 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8511 (alpha_legitimize_address): Do not split local symbols wider than
8512 UNITS_PER_WORD into HIGH/LO_SUM parts.
8514 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8517 * gcc.c (process_command): Replace call to execvp with calls
8518 to pex_one and exit.
8520 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8523 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8524 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8525 variant for devices with 3-byte PC.
8526 (__tablejump_elpm__): New.
8528 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8531 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8532 offsetof member-designator, handle it as `[0].'.
8534 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8536 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8537 function when not using named sections on targets with named sections
8538 if branch distance is less than 262132.
8540 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8542 * combine.c (combine_instructions): Recompute
8543 optimize_this_for_speed_p for each BB in the main combine loop.
8545 2009-01-12 Tomas Bily <tbily@suse.cz>
8548 * tree-loop-distribution.c (prop_phis): New function.
8549 (generate_builtin): Call prop_phis.
8550 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8552 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8554 PR tree-optimization/38807
8555 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8556 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8558 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8560 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8561 subreg of op0 to the original op0.
8563 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8565 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8567 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8570 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8571 starting with digits.
8573 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8576 * config/arm/arm.c (arm_is_long_call_p): Don't call
8577 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8579 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8581 * regrename.c (regrename_optimize): Fix dumping.
8582 (find_oldest_value_reg): Preserve REG_POINTER.
8583 (copy_hardreg_forward_1): Likewise.
8585 2009-01-09 Diego Novillo <dnovillo@google.com>
8587 * gimple.h (struct gimple_statement_base) <uid>: Document
8588 the restrictions on its use.
8590 (gimple_set_uid): Tidy.
8592 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8594 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8595 zero guard even if align_bytes != 0 and count is smaller than
8598 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8600 PR rtl-optimization/38495
8601 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8602 (add_range_and_copies_from_move_list): Print all added ranges.
8603 Add ranges to memory optimized destination.
8605 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8609 * config/i386/i386.c (override_options): Reject
8610 -mstringop-strategy=rep_8byte with -m32.
8611 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8612 to 1. Do count comparison against epilogue_size_needed at compile
8613 time even when count_exp was constant forced into register. For
8614 size_needed don't jump to epilogue, instead just avoid aligning
8615 and invoke the body algorithm. If need_zero_guard, add zero guard
8616 even if count is non-zero, but smaller than size_needed + number of
8617 bytes that could be stored for alignment.
8618 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8619 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8620 but smaller than size_needed + number of bytes that could be stored
8621 for alignment. Compare size_needed with epilogue_size_needed instead
8622 of desired_align - align, don't adjust size_needed, pass
8623 epilogue_size_needed to the epilogue expanders.
8626 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8628 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8630 * pa.c (last_address): Change to unsigned.
8631 (update_total_code_bytes): Change argument to unsigned. Don't
8632 check if insn addresses are set.
8633 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8634 addresses are not set.
8635 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8637 2009-01-09 Nick Clifton <nickc@redhat.com>
8639 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8640 DECL_DECLARED_INLINE_P.
8642 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8645 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8646 GET_MODE (op0) in operand_subword_force calls.
8649 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8650 fold_convert arg0 operands to TREE_TYPE (op0) first.
8652 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8654 * params.def (ira-max-conflict-table-size): Decrease default value
8657 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8659 PR tree-optimization/37031
8660 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8662 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8663 allocate it using gc instead of heap, use VEC_quick_push instead of
8665 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8666 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8667 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8668 allocated vector from heap allocated.
8669 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8670 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8671 vector only after perfect_loop_nest_depth call.
8673 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8674 Jan Sjodin <jan.sjodin@amd.com>
8676 PR tree-optimization/38559
8677 * graphite.c (debug_value, copy_constraint,
8678 swap_constraint_variables, scale_constraint_variable, ): New.
8679 (get_lower_bound, get_upper_bound): Removed.
8680 (graphite_trans_bb_strip_mine): Clean up this code that works
8681 only for constant number of iterations. Fully copy upper and
8682 lower bound constraints, not only the constant part of them.
8683 * graphite.h (debug_value): Declared.
8685 2009-01-08 Ira Rosen <irar@il.ibm.com>
8687 PR tree-optimization/37194
8688 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8689 Don't add the cost of cost model guard in prologue to scalar
8690 outside cost in case of known number of iterations.
8692 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8693 Alan Modra <amodra@bigpond.net.au>
8695 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8696 non-word-aligned REG+CONST addressing.
8698 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8701 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8702 free_after_compilation when outputting a thunk.
8703 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8704 Do not call free_after_compilation here.
8706 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8708 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8709 (ix86_valid_target_attribute_inner_p): Ditto.
8711 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8713 PR tree-optimization/38492
8714 PR tree-optimization/38498
8715 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8716 * tree-chrec.h (scev_is_linear_expression): Declared.
8717 * graphite.c (graphite_cannot_represent_loop_niter): New.
8718 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8719 (graphite_loop_normal_form): Use gcc_assert.
8720 (scan_tree_for_params): Use CASE_CONVERT.
8721 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8722 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8723 Use gcc_assert. Discard scops that contain unhandled cases.
8724 (build_scop_conditions): Return a boolean status for unhandled cases.
8725 (strip_mine_profitable_p): Print the loop number, not its depth.
8726 (is_interchange_valid): Pass the depth of the loop nest, don't
8727 recompute it wrongly.
8728 (graphite_trans_bb_block): Same.
8729 (graphite_trans_bb_block): Print tentative of loop blocking.
8730 (graphite_trans_scop_block): Do not print that the loop has been
8732 (graphite_transform_loops): Do not handle scops that contain condition
8735 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8737 AVX Programming Reference (December, 2008)
8738 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8739 (_mm256_stream_pd): Likewise.
8740 (_mm256_stream_ps): Likewise.
8742 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8743 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8744 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8745 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8746 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8747 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8748 (ix86_expand_special_args_builtin): Likewise.
8750 * config/i386/sse.md (AVXMODEDI): New.
8751 (avx_movnt<mode>): Likewise.
8752 (avx_movnt<mode>): Likewise.
8753 (<sse>_movnt<mode>): Remove AVX support.
8754 (sse2_movntv2di): Likewise.
8756 2009-01-07 Richard Guenther <rguenther@suse.de>
8759 * fold-const.c (extract_muldiv): Remove obsolete comment.
8760 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8761 to PLUS_EXPR canonicalization for the canonicalization.
8763 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8765 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8766 hosted cross-compilers generating less efficient code.
8768 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8770 * function.h (rtl_data): Add a dbr_scheduled_p field.
8771 * reorg.c (dbr_schedule): Set it.
8772 (gate_handle_delay_slots): Check it.
8773 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8774 (mips_reorg): Check flag_delayed_branch instead of
8775 mips_base_delayed_branch.
8776 (mips_override_options): Don't set mips_base_delayed_branch
8777 or flag_delayed_branch.
8779 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8781 PR rtl-optimization/38426.
8782 * ira.c (ira): Set current_function_is_leaf earlier.
8784 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8786 PR rtl-optimization/38722
8787 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8788 too early, only set a flag and modify after last possible
8791 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8794 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8795 * real.c (decimal_single_format): Correct values of emin and emax.
8796 (decimal_double_format): Ditto.
8797 (decimal_quad_format): Ditto.
8798 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8799 computation of DECnn_MIN and DECnn_MAX for corrected values of
8800 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8801 __DECnn_MIN__, and adjust its computation for the corrected value
8804 2009-01-06 Jan Hubicka <jh@suse.cz>
8807 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8809 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8811 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8812 Add Robert Clark to the list of testers.
8814 2009-01-06 Jan Hubicka <jh@suse.cz>
8815 Kai Tietz <kai.tietz@onevision.com>
8817 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8818 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8820 2009-01-06 Jan Hubicka <jh@suse.cz>
8821 Kai Tietz <kai.tietz@onevision.com>
8823 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8825 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8826 (ix86_nsaved_regs): Count only general purpose regs.
8827 (ix86_nsaved_sseregs): New.
8828 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8829 to 16 for w64; compute padding and size of sse reg save area.
8830 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8831 general purpose regs.
8832 (ix86_emit_save_sse_regs_using_mov): New.
8833 (ix86_expand_prologue): Save SSE regs if needed.
8834 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8835 (ix86_emit_restore_sse_regs_using_mov): New.
8836 (ix86_expand_epilogue): Save SSE regs if needed.
8838 2009-01-06 Jan Hubicka <jh@suse.cz>
8839 Kai Tietz <kai.tietz@onevision.com>
8841 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8842 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8843 functions when accumulate outgoing args is off.
8845 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8848 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8849 before using pseudos_have_intersected_live_ranges_p.
8851 * ira-int.h (ira_assert): Always define.
8853 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8855 AVX Programming Reference (December, 2008)
8856 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8857 (_mm256_permute2_pd): Likewise.
8858 (_mm_permute2_ps): Likewise.
8859 (_mm256_permute2_ps): Likewise.
8860 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8861 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8863 * config/i386/i386.c (ix86_builtins): Remove
8864 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8865 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8866 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8867 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8868 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8869 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8870 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8871 __builtin_ia32_vpermil2ps256.
8872 (ix86_init_mmx_sse_builtins): Updated.
8873 (ix86_expand_args_builtin): Likewise.
8875 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8877 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8878 long absolute calls when generating PA 2.0 code.
8880 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8882 PR rtl-optimization/38583
8883 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8885 * params.def (ira-max-conflict-table-size): New.
8887 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8889 * ira.h (ira_conflicts_p): New external definition.
8891 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8892 table. Report this. Return result of building.
8893 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8894 building conflict table.
8896 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8897 (ira_color): Use ira_conflicts_p.
8899 * global.c: Include ira.h.
8900 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8903 * Makefile.in (global.o): Add ira.h.
8905 * ira-build.c (mark_all_loops_for_removal,
8906 propagate_some_info_from_allocno): New.
8907 (remove_unnecessary_allocnos): Call
8908 propagate_some_info_from_allocno.
8909 (remove_low_level_allocnos): New.
8910 (remove_unnecessary_regions): Add parameter. Call
8911 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8912 parameter to remove_unnecessary_regions.
8913 (ira_build): Remove all regions but root if the conflict table was
8914 not built. Update conflict hard regs for allocnos crossing calls.
8916 * ira.c (ira_conflicts_p): New global.
8917 (ira): Define and use ira_conflicts_p.
8919 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8920 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8921 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8923 2009-01-06 Ben Elliston <bje@au.ibm.com>
8925 * gengtype-lex.l (YY_NO_INPUT): Define.
8927 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8930 * c-common.c (handle_vector_size_attribute): Also reject
8933 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8935 PR tree-optimization/38492
8936 * graphite.c (rename_map_elt, debug_rename_elt,
8937 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8938 rename_map_elt_info, eq_rename_map_elts,
8939 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8940 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8941 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8942 (sese_build_livein_liveouts): New.
8943 (new_sese, free_sese): New.
8944 (new_scop): Call new_sese.
8945 (free_scop): Call free_sese.
8946 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8947 (register_old_new_names): Renamed register_old_and_new_names.
8948 (register_scop_liveout_renames, add_loop_exit_phis,
8949 insert_loop_close_phis, struct igp,
8950 default_liveout_before_guard, add_guard_exit_phis,
8951 insert_guard_phis, copy_renames): New.
8952 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8953 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8954 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8955 (scop_adjust_phis_for_liveouts): New.
8956 (gloog): Call scop_adjust_phis_for_liveouts.
8958 * graphite.h (struct sese): Documented. Added fields liveout,
8960 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8961 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8962 (struct scop): Added field liveout_renames.
8963 (SCOP_LIVEOUT_RENAMES): New.
8965 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8967 PR tree-optimization/38510
8968 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8969 (translate_clast): Call recompute_all_dominators before
8971 (gloog): Call recompute_all_dominators before graphite_verify.
8973 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8974 Jan Sjodin <jan.sjodin@amd.com>
8976 PR tree-optimization/38500
8977 * graphite.c (create_sese_edges): Call fix_loop_structure after
8980 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8982 * config.gcc: Add m32r*-*-rtems*.
8983 * config/m32r/rtems.h: New file.
8985 2009-01-05 Ben Elliston <bje@au.ibm.com>
8987 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8988 (.po.pox): Likewise.
8989 (po/gcc.pot): Likewise.
8991 2009-01-04 David S. Miller <davem@davemloft.net>
8993 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8994 (STARTING_FRAME_OFFSET): Always set to zero.
8996 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8998 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8999 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9000 fixed-point types, and vectors of the same.
9002 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9004 * config/mips/sync.md (*mb_barrier): Rename to...
9005 (*memory_barrier): ...this.
9007 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9009 * doc/extend.texi (Function Attributes): Move @cindex after @item
9010 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9011 and put in alphabetical order. Fix 'target' name and put in order.
9012 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9015 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9017 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9018 (memory_barrier): Expand as unspec instead of unspec_volatile.
9019 Remove mem:BLK from insn operands. Use Pmode scratch register.
9020 (*memory_barrier): Define as unspec instead of unspec_volatile.
9021 Use (match_dup 0) as input operand.
9023 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9024 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9025 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9026 scratch register. Remove operand 1.
9027 (*stbar): Define as unspec instead of unspec_volatile.
9028 Use (match_dup 0) as input operand, remove (const_int 8).
9029 (*membar): Define as unspec instead of unspec_volatile.
9030 Use (match_dup 0) as input operand, remove input operand 2.
9032 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9033 (memory_barrier): Expand as unspec instead of unspec_volatile.
9034 Remove mem:BLK from insn operands. Use Pmode scratch register.
9035 (*memory_barrier): Define as unspec instead of unspec_volatile.
9036 Use (match_dup 0) as input operand.
9038 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9039 Remove mem:BLK from insn operands. Use Pmode scratch register.
9040 Set volatile flag on operand 0.
9041 (*memory_barrier): New insn pattern.
9043 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9045 (*memory_barrier): Use (match_dup 0) as input operand.
9047 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9048 Remove mem:BLK from insn operands. Use Pmode scratch register.
9049 Set volatile flag on operand 0.
9050 (*mb_internal): New insn pattern.
9052 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9054 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9057 * function.c (struct temp_slot): Move to the section of the file
9058 that deals with temp slots. Remove field 'address'.
9059 (temp_slot_address_table): New hash table of address -> temp slot.
9060 (struct temp_slot_address_entry): New struct, items for the table.
9061 (temp_slot_address_compute_hash, temp_slot_address_hash,
9062 temp_slot_address_eq, insert_temp_slot_address): Support functions
9064 (find_temp_slot_from_address): Rewrite to use the new hash table.
9065 (remove_unused_temp_slot_addresses): Remove addresses of temp
9066 slots that have been made available.
9067 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9068 worker function for remove_unused_temp_slot_addresses.
9069 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9070 Add the temp slot address to the address -> temp slot map.
9071 (update_temp_slot_address): Update via insert_temp_slot_address.
9072 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9073 (pop_temp_slots): Likewise.
9074 (init_temp_slots): Allocate the address -> temp slot map, or empty
9075 the map if it is already allocated.
9076 (prepare_function_start): Initialize temp slot processing.
9078 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9081 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9082 Calculate the size of all stack vars assuming no packing of stack
9083 vars will happen, replacing a quadratic algorithm with a linear one.
9085 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9088 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9091 2009-01-03 Diego Novillo <dnovillo@google.com>
9093 * doc/contrib.texi: Update contributions.
9095 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9098 * builtins.c (fold_builtin_memory_op): Give up if either operand
9099 is volatile. Set srctype or desttype to non-qualified version
9103 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9106 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9108 PR rtl-optimization/35805
9109 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9110 problem if fast dce is able to remove any instructions.
9111 * dce.c (dce_process_block): Fix dump message.
9113 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9116 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9118 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9121 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9122 * tree-pretty-print.c (op_code_prio): New function.
9123 (op_prio): No longer static. Use op_code_prio.
9124 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9125 Use op_prio and op_code_prio to determine if () should be
9126 printed around operand(s) or not.
9128 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9129 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9130 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9131 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9132 pp_character instead of pp_string for single letter printing.
9134 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9136 * doc/extend.texi: Fix '#pragma GCC option' typo.
9138 2009-01-02 Richard Guenther <rguenther@suse.de>
9140 * doc/install.texi (--enable-checking): Mention different
9142 (--enable-stage1-checking): Document.
9144 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9147 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9148 case to be an error.
9150 2009-01-02 Ben Elliston <bje@au.ibm.com>
9152 * config/fp-bit.h (pack_d): Constify argument.
9153 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9154 (isnan): Constify argument.
9158 (_fpadd_parts): Constify return type.
9159 (_fpmul_parts): Likewise.
9160 (_fpdiv_parts): Likewise.
9162 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9165 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9166 warn about overwriting initializer with side-effects or
9167 -Woverride-init if !IMPLICIT.
9168 (output_init_element): Likewise. Pass IMPLICIT down to
9170 (process_init_element): Add IMPLICIT argument. Pass it down
9171 to output_init_element.
9172 (push_init_element, pop_init_level, set_designator): Adjust
9173 process_init_element callers.
9174 (set_nonincremental_init, set_nonincremental_init_from_string):
9175 Adjust add_pending_init callers.
9176 (output_pending_init_elements): Adjust output_init_element callers.
9177 * c-tree.h (process_init_element): Adjust prototype.
9178 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9179 process_init_element callers.
9182 Copyright (C) 2009 Free Software Foundation, Inc.
9184 Copying and distribution of this file, with or without modification,
9185 are permitted in any medium without royalty provided the copyright
9186 notice and this notice are preserved.