1 2009-04-27 Jan Hubicka <jh@suse.cz>
3 * ipa-pure-const.c (struct funct_state_d): New fields
4 state_previously_known, looping_previously_known; remove
6 (analyze_function): Use new fields.
7 (propagate): Avoid assumption that state_set_in_source imply
10 * tree-ssa-loop-niter.c (finite_loop_p): New function.
11 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
12 * cfgloop.h (finite_loop_p): Declare.
14 2009-04-26 Michael Matz <matz@suse.de>
16 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle
19 2009-04-26 Michael Matz <matz@suse.de>
21 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
23 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
24 pass_mark_used_blocks): Remove.
25 * tree-optimize.c (pass_free_datastructures,
26 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
27 * passes.c (init_optimization_passes): Don't call
28 pass_mark_used_blocks, remove dead code.
30 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
32 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
33 * tree-ssa-live.h (register_ssa_partition): Likewise.
35 2009-04-26 Michael Matz <matz@suse.de>
38 * builtins.c (fold_builtin_next_arg): Handle SSA names.
39 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
40 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
42 (compare_pairs): Swap cost comparison.
43 (coalesce_ssa_name): Don't use change_partition_var.
44 * tree-nrv.c (struct nrv_data): Add modified member.
45 (finalize_nrv_r): Set it.
46 (tree_nrv): Use it to update statements.
47 (pass_nrv): Require PROP_ssa.
48 * tree-mudflap.c (mf_decl_cache_locals,
49 mf_build_check_statement_for): Use make_rename_temp.
50 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
51 * alias.c (find_base_decl): Handle SSA names.
52 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
53 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
54 * rtl.h (set_reg_attrs_for_parm): Declare.
55 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
56 to "optimized", remove unused locals at finish.
57 (execute_free_datastructures): Make global, call
58 delete_tree_cfg_annotations.
59 (execute_free_cfg_annotations): Don't call
60 delete_tree_cfg_annotations.
62 * ssaexpand.h: New file.
63 * expr.c (toplevel): Include ssaexpand.h.
64 (expand_assignment): Handle SSA names the same as register
66 (expand_expr_real_1): Expand SSA names.
67 * cfgexpand.c (toplevel): Include ssaexpand.h.
68 (SA): New global variable.
69 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
71 (set_rtl): New helper function.
72 (add_stack_var): Deal with SSA names, use set_rtl.
73 (expand_one_stack_var_at): Likewise.
74 (expand_one_stack_var): Deal with SSA names.
75 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
76 before unique numbers.
77 (expand_stack_vars): Use set_rtl.
78 (expand_one_var): Accept SSA names, add asserts for them, feed them
80 (expand_used_vars): Expand all partitions (without default defs),
81 then only the local decls (ignoring those expanded already).
82 (expand_gimple_cond): Remove edges when jumpif() expands an
84 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
85 or remove abnormal edges. Ignore insns setting the LHS of a TERed
87 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
88 members of SA; deal with PARM_DECL partitions here; expand
89 all PHI nodes, free tree datastructures and SA. Commit instructions
90 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
91 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
92 info and statements at start, collect garbage at finish.
93 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
94 (VAR_ANN_PARTITION) Remove.
95 (change_partition_var): Don't declare.
96 (partition_to_var): Always return SSA names.
97 (var_to_partition): Only accept SSA names.
98 (register_ssa_partition): Only check argument.
99 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
101 (delete_var_map): Don't free it.
102 (var_union): Only accept SSA names, simplify.
103 (partition_view_init): Mark only useful SSA names as used.
104 (partition_view_fini): Only deal with SSA names.
105 (change_partition_var): Remove.
106 (dump_var_map): Use ssa_name instead of partition_to_var member.
107 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
109 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
110 (struct _elim_graph): New member const_dests; nodes member vector of
112 (set_location_for_edge): New static helper.
113 (create_temp): Remove.
114 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
115 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New
117 (new_elim_graph): Allocate const_dests member.
118 (clean_elim_graph): Truncate const_dests member.
119 (delete_elim_graph): Free const_dests member.
120 (elim_graph_size): Adapt to new type of nodes member.
121 (elim_graph_add_node): Likewise.
122 (eliminate_name): Likewise.
123 (eliminate_build): Don't take basic block argument, deal only with
124 partition numbers, not variables.
125 (get_temp_reg): New static helper.
126 (elim_create): Use it, deal with RTL temporaries instead of trees.
127 (eliminate_phi): Adjust all calls to new signature.
128 (assign_vars, replace_use_variable, replace_def_variable): Remove.
129 (rewrite_trees): Only do checking.
130 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
131 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
132 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
133 contains_tree_r, MAX_STMTS_IN_LATCH,
134 process_single_block_loop_latch, analyze_edges_for_bb,
135 perform_edge_inserts): Remove.
136 (expand_phi_nodes): New global function.
137 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
138 functions, initialize new parameter, remember partitions having a
140 (finish_out_of_ssa): New global function.
141 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
142 don't reset in_ssa_p here, don't disable TER when mudflap.
143 (pass_del_ssa): Remove.
144 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
146 (execute_free_datastructures): Declare.
147 * Makefile.in (SSAEXPAND_H): New variable.
148 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
149 * basic-block.h (commit_one_edge_insertion): Declare.
150 * passes.c (init_optimization_passes): Move pass_nrv and
151 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
152 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
153 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
154 (redirect_branch_edge): Deal with super block when expanding, split
155 out jump patching itself into ...
156 (patch_jump_insn): ... here, new static helper.
158 2009-04-26 Michael Matz <matz@suse.de>
160 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
161 beyond num_ssa_names.
162 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
163 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
165 2009-04-26 Jakub Jelinek <jakub@redhat.com>
168 * fwprop.c (forward_propagate_asm): New function.
169 (forward_propagate_and_simplify): Propagate also into __asm, if it
170 doesn't increase the number of referenced registers.
173 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
175 2009-04-26 Jakub Jelinek <jakub@redhat.com>
177 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
178 note_nonlocal_vla_type for nonlocal VLAs.
179 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
180 contains_remapped_vars, remap_vla_decls): New functions.
181 (convert_nonlocal_reference_stmt): If not optimizing, call
182 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
183 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
184 if it wasn't found in var_map.
185 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
186 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
187 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
189 * gimplify.c (nonlocal_vlas): New variable.
190 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
192 (gimplify_body): Create and destroy nonlocal_vlas.
194 * dwarf2out.c (loc_descr_plus_const): New function.
195 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
196 mem_loc_descriptor, loc_descriptor_from_tree_1,
197 descr_info_loc, gen_variable_die): Use it.
199 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
200 !TREE_STATIC VAR_DECLs.
201 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
202 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
203 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
204 DECL_BY_REFERENCE is valid.
205 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
206 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
207 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
208 Copy DECL_BY_REFERENCE.
209 (struct nesting_copy_body_data): New type.
210 (nesting_copy_decl): New function.
211 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
212 if they have variable length.
214 2009-04-26 Michael Matz <matz@suse.de>
216 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
217 mark new temporaries for renaming.
219 2009-04-26 Joseph Myers <joseph@codesourcery.com>
222 * c-decl.c (global_bindings_p): Return negative value.
223 (c_variable_size): New. Based on variable_size from
225 (grokdeclarator): Call c_variable_size not variable_size.
227 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.c (print_operand) ['z']: Fix typo.
231 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
233 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
234 Redefine it to just use mingw/include.
235 (ASM_SPEC): Rules for -m32 and -m64.
236 (LINK_SPEC): Use Likewise.
237 (SPEC_32): New define.
239 (SUB_LINK_SPEC): Likewise.
240 (MULTILIB_DEFAULTS): New define.
241 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
242 Add multilib options.
243 (MULTILIB_DIRNAMES): Likewise.
244 (MULTILIB_OSDIRNAMES): Likewise.
246 (INSTALL_LIBGCC): Likewise.
248 2009-04-26 Joseph Myers <joseph@codesourcery.com>
251 * c-tree.h (enum c_inline_static_type): New.
252 (record_inline_static): Declare.
253 * c-decl.c (struct c_inline_static, c_inline_statics,
254 record_inline_static, check_inline_statics): New.
255 (pop_file_scope): Call check_inline_statics.
256 (start_decl): Call record_inline_static instead of pedwarning
257 directly for static in inline function.
258 * c-typeck.c (build_external_ref): Call record_inline_static
259 instead of pedwarning directly for static referenced in inline
262 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
264 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
265 not new but only being rescanned.
266 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
267 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
268 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
269 record_set_info, compute_set, grealloc): Remove.
270 (recompute_all_luids): New function.
271 (gcse_main): Don't compute sets, and don't do related memory
272 allocations/free-ing. If something changed before the end of the
273 pass, update LUIDs using recompute_all_luids.
274 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
275 (free_gcse_mem): Don't free it either.
276 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
277 Use the df insn LUIDs.
278 (load_killed_in_block): Likewise.
279 (compute_hash_table_work): Don't compute reg_set_in_block.
280 (compute_transp): Use DF_REG_DEF_CHAINs.
281 (local_cprop_pass): Don't use compute_sets and related functions.
282 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
283 Use get_max_uid() instead of max_cuid.
284 (insert_insn_end_basic_block, pre_insert_copy_insn,
285 update_ld_motion_stores): Don't try to
286 keep reg_set tables up to date.
287 (pre_insert_copies): Use df insn LUIDs.
288 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
289 (reg_set_info): Don't use extra bitmap argument.
290 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
291 information to compute regs_set_in_block.
292 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
293 (bypass_jumps): Don't use compute_sets and friends.
295 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
298 * opts.c (undocumented_msg): Do not leave blank even with
301 2009-04-25 Joseph Myers <joseph@codesourcery.com>
303 * c-decl.c (build_enumerator): Allow values folding to integer
304 constants but not integer constant expressions with a pedwarn if
307 2009-04-25 Joseph Myers <joseph@codesourcery.com>
310 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
311 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
312 type is an integer constant.
314 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/i386.c (print_operand) ['z']: Revert handling of
320 2009-04-25 Joseph Myers <joseph@codesourcery.com>
323 * c-decl.c (grokdeclarator): Diagnose declarations of functions
324 with variably modified return type and no storage class
325 specifiers, except for the case of nested functions. Distinguish
326 extern declarations of functions with variably modified return
327 types from those of objects with variably modified types.
329 2009-04-25 Jan Hubicka <jh@suse.cz>
331 * tree.c (list_equal_p): New function.
332 * tree.h (list_equal_p): Declare.
333 * coretypes.h (edge_def, edge, const_edge, basic_block_def
334 basic_block_def, basic_block, const_basic_block): New.
335 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
336 (redirect_eh_edge): New function.
337 (make_eh_edge_update_phi): EH edges are not abnormal.
338 * except.c: Include tree-flow.h.
339 (list_match): New function.
340 (eh_region_replaceable_by_p): New function.
341 (replace_region): New function.
342 (hash_type_list): New function.
343 (hash_eh_region): New function.
344 (eh_regions_equal_p): New function.
345 (merge_peers): New function.
346 (remove_unreachable_regions): Verify EH tree when checking;
348 (copy_eh_region_1): New function.
349 (copy_eh_region): New function.
350 (push_reachable_handler): New function.
351 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
352 regions without label but with live RESX.
353 * except.h (redirect_eh_edge_to_label): New.
354 * tree-flow.h (redirect_eh_edge): New.
355 * coretypes.h (edge_def, edge, const_edge, basic_block_def
356 basic_block_def, basic_block, const_basic_block): Remove.
357 * Makefile.in (except.o): Add dependency on tree-flow.h
358 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
359 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
362 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
365 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
366 on the destination of memcpy.
368 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
370 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
371 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
372 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
374 2009-04-25 Jan Hubicka <jh@suse.cz>
376 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
377 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
378 to be reached by different label than left.
379 (update_eh_edges): Update comment; remove edge_to_remove if possible
380 and return true if suceeded.
381 (cleanup_empty_eh): Accept sharing map; handle shared regions.
382 (cleanup_eh): Compute sharing map.
383 * except.c (remove_eh_handler_and_replace): Add argument if we should
385 (remove_unreachable_regions): Update for label sharing.
386 (label_to_region_map): Likewise.
387 (get_next_region_sharing_label): New function.
388 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
390 (remove_eh_handler): Update.
391 (remove_eh_region_and_replace_by_outer_of): New function.
392 * except.h (struct eh_region): Add next_region_sharing_label.
393 (remove_eh_region_and_replace_by_outer_of,
394 get_next_region_sharing_label): Declare.
395 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
397 2009-04-25 Jan Hubicka <jh@suse.cz>
399 * tree-cfg.c (split_critical_edges): Split also edges where we can't
400 insert code even if they are not critical.
402 2009-04-25 Jan Hubicka <jh@suse.cz>
404 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
405 (gimple_can_remove_branch_p): EH edges won't remove branch by
407 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
408 updating of non-abnormal EH edges.
409 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
410 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
411 (split_critical_edges): Split also edges where emitting code on them
412 will lead to splitting later.
414 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
415 H.J. Lu <hongjiu.lu@intel.com>
418 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
419 the configured assembler supports fildq and fistpq mnemonics.
420 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
421 * configure: Regenerated.
424 * config/i386/i386.c (print_operand): Handle 'Z'.
425 ['z']: Remove handling of special fild/fist suffixes.
426 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
427 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
429 (*floatsi<mode>2_vector_mixed): Ditto.
430 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
431 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
432 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
433 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
434 * config/i386/gas.h (GAS_MNEMONICS): Remove.
436 2009-04-25 Ben Elliston <bje@au.ibm.com>
438 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
439 the source of a set operation.
441 2009-04-25 Anatoly Sokolov <aesok@post.ru>
443 * target.h (struct gcc_target): Add case_values_threshold field.
444 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
445 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
446 * targhooks.c (default_case_values_threshold): New function.
447 * targhooks.h (default_case_values_threshold): Declare function.
448 * stmt.c (expand_case): Use case_values_threshold target hook.
449 * expr.h (case_values_threshold): Remove declartation.
450 * expr.c (case_values_threshold): Remove function.
451 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
453 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
454 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
455 (avr_case_values_threshold): Declare as static.
456 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
458 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
459 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
460 (mn10300_case_values_threshold): New function.
462 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
464 * ira.c (setup_cover_and_important_classes): Add enum cast.
466 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
468 * genpreds.c (write_enum_constraint_num): Output definition of
469 CONSTRAINT_NUM_DEFINED_P macro.
470 * ira.c (setup_cover_and_important_classes): Use
471 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
473 2009-04-24 DJ Delorie <dj@redhat.com>
475 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
476 __SH2A_SINGLE_ONLY__ also.
478 2009-04-24 Steve Ellcey <sje@cup.hp.com>
480 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
481 (movdf_internal): Ditto.
482 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
483 SFmode and DFmode constants.
484 (ia64_print_operand): Add 'G' format for printing
485 floating point constants.
487 2009-04-24 Richard Guenther <rguenther@suse.de>
489 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
490 from unsigned additions.
492 2009-04-24 Joseph Myers <joseph@codesourcery.com>
494 * c-typeck.c (set_init_index): Allow array designators that are
495 not integer constant expressions with a pedwarn if pedantic.
497 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
499 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
500 zero if no overlap in nonzero bits between the operands.
502 2009-04-24 Ian Lance Taylor <iant@google.com>
504 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
505 (record_dead_and_set_regs): Likewise.
506 * df.h (struct df_mw_hardreg): Change flags field to int.
507 (struct df_base_ref): Likewise.
508 (struct df): Change changeable_flags field to int.
509 * df-scan.c (df_defs_record): Change clobber_flags to int.
510 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
511 constants rather than #define macros.
512 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
513 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
514 (enum dwarf_calling_convention): Likewise.
515 (enum dwarf_line_number_x_ops): Likewise.
516 (enum dwarf_call_frame_info): Likewise.
517 (enum dwarf_source_language): Likewise.
518 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
519 (add_calling_convention_attribute): Likewise.
520 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
521 (combine_comparisons): Change compcode to int. Add cast to enum type.
522 * genrecog.c (maybe_both_true_2): Change c to int.
523 (write_switch): Likewise. Add cast to enum type.
524 * gimplify.c (gimplify_omp_for): Handle return values from
525 gimplify_expr using MIN rather than bitwise or.
526 (gimplify_expr): Add cast to enum type.
527 * ipa-prop.c (update_jump_functions_after_inlining): Change
528 IPA_BOTTOM to IPA_JF_UNKNOWN.
529 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
530 Add casts to enum type.
531 (setup_cover_and_important_classes): Change cl to int. Add casts
533 (setup_class_translate): Change cl and mode to int.
534 (ira_init_once): Change mode to int.
535 (free_register_move_costs): Likewise.
536 (setup_prohibited_mode_move_regs): Add casts to enum type.
537 * langhooks.c (add_builtin_function_common): Rework assertion that
539 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
540 * omega.c (omega_do_elimination): Avoid math on enum types.
541 * optabs.c (expand_vec_shift_expr): Remove casts to int.
542 * opts.c (set_debug_level): Change 2 to enum constant. Use new
543 int local to handle integral_argment value.
544 * regmove.c (try_auto_increment): Change PUT_MODE to
546 * reload.c (push_secondary_reload): Add casts to enum type.
547 (secondary_reload_class, find_valid_class): Likewise.
548 * reload1.c (emit_input_reload_insns): Likewise.
549 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
550 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
551 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
553 * tree.c (build_common_builtin_nodes): Add casts to enum type.
554 * tree-complex.c (complex_lattice_t): Typedef to int rather than
556 (expand_complex_libcall): Add casts to enum type.
557 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
558 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
559 with ERROR_MARK, not NUM_TREE_CODES.
560 (vect_create_epilog_for_reduction): Likewise.
561 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
562 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
563 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
565 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
566 vect_unused_in_loop. Change 0 to loop_vect.
567 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
568 * var-tracking.c (get_init_value): Change return type to enum
570 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
571 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
573 (arm_override_options): Add casts to enum type.
574 (arm_emit_tls_decoration): Likewise.
575 * config/i386/i386.c (ix86_function_specific_restore): Add casts
577 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
578 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
579 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
581 * config/s390/s390.c (code_for_builtin_64): Change to array of
583 (code_for_builtin_31): Likewise.
584 (s390_expand_builtin): Change code_for_builtin to enum insn_code
586 * config/sparc/sparc.c (sparc_override_options): Change value
587 field in struct code_model to enum cmodel. In initializer change
588 0 to NULL and add cast to enum type.
590 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
591 Change all callers. Issue a -Wc++-compat warning using
592 lhs_origtype if necessary.
593 (convert_for_assignment): Issue -Wc++-compat warnings about
594 invalid conversions to enum type on assignment.
595 * c-common.h (build_modify_expr): Update declaration.
597 2009-04-24 Nick Clifton <nickc@redhat.com>
599 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
600 (function_arg_advance): Likewise.
601 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
604 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
606 * config/s390/constraints.md ('I', 'J'): Fix condition.
608 2009-04-24 Diego Novillo <dnovillo@google.com>
610 * gengtype-parse.c (parse_error): Add newline after message.
612 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
614 * config/i386/sse.md (avxmodesuffixs): Removed.
615 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
616 (*avx_pinsr<ssevecsize>): This.
618 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
620 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
621 follow chains of regs with a single definition, and allow expressions
622 that are function_invariant_p.
623 (simple_rhs_p): Allow expressions that are function_invariant_p.
625 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
628 * fold-const.c (fold_cond_expr_with_comparison): When folding
629 > and >= to MAX, make sure the MAX uses the same type as the
630 comparison's operands.
632 2009-04-24 Nick Clifton <nickc@redhat.com>
634 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
635 addressing for DImode accesses.
636 (frv_print_operand_address): Handle PLUS case.
637 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
639 2009-04-24 Jakub Jelinek <jakub@redhat.com>
641 PR rtl-optimization/39794
642 * alias.c (canon_true_dependence): Add x_addr argument.
643 * rtl.h (canon_true_dependence): Adjust prototype.
644 * cse.c (check_dependence): Adjust canon_true_dependence callers.
645 * cselib.c (cselib_invalidate_mem): Likewise.
646 * gcse.c (compute_transp): Likewise.
647 * dse.c (scan_reads_nospill): Likewise.
648 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
649 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
650 canon_base_addr of the group, plus optional offset.
651 (struct group_info): Rename canon_base_mem to
653 (get_group_info): Set canon_base_addr to canon_rtx of base, not
654 canon_rtx of base_mem.
656 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
658 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
659 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
661 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
663 * config/spu/spu-builtins.h: Delete file.
665 * config/spu/spu.h (enum spu_builtin_type): Move here from
667 (struct spu_builtin_description): Likewise. Add GTY marker.
668 Do not use enum spu_function_code or enum insn_code.
669 (spu_builtins): Add extern declaration.
671 * config/spu/spu.c: Do not include "spu-builtins.h".
672 (enum spu_function_code, enum spu_builtin_type_index,
673 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
674 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
675 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
676 unsigned_V2DI_type_node): Move here from spu-builtins.h.
677 (spu_builtin_types): Make static. Add GTY marker.
678 (spu_builtins): Add extern declaration with GTY marker.
681 * config/spu/spu-c.c: Do not include "spu-builtins.h".
682 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
683 Check programmatically whether all parameters are scalar.
685 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
687 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
689 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
690 assignment from the constructor either if the target is volatile.
692 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
694 * config/arm/arm.md (insv): Do not share operands[0].
696 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
698 * config/vxlib-tls.c (active_tls_threads): Delete.
699 (delete_hook_installed): New.
700 (tls_delete_hook): Don't delete the delete hook.
701 (tls_destructor): Delete it here.
702 (__gthread_set_specific): Adjust installing the delete hook.
703 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
704 __gthread_leave_tsd_dtor_context.
706 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
708 * c-format.c (gcc_tdiag_char_table): Add support for %E.
710 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
712 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
714 (alpha_rtx_costs): Ditto.
715 (emit_unlikely_jump): Use add_reg_note.
716 (emit_frame_store_1): Ditto.
717 (alpha_expand_prologue): Ditto.
718 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
719 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
721 2009-04-23 Nick Clifton <nickc@redhat.com>
723 * config/v850/v850.md (epilogue): Remove suppressed code.
724 (return): Rename to return_simple and remove test of frame size.
725 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
726 to gen_return_simple.
728 2009-04-22 Jing Yu <jingyu@google.com>
731 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
733 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
736 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
737 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
738 value is a VECTOR_CST, the element type is the element type of the
741 2009-04-22 DJ Delorie <dj@redhat.com>
743 * config/m32c/m32c.h: Update GTY annotations to new syntax.
745 2009-04-22 Jakub Jelinek <jakub@redhat.com>
747 * alias.c (find_base_term): Move around LO_SUM case, so that
748 CONST falls through into PLUS/MINUS handling.
751 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
752 into 0, use omit_one_operand.
754 2009-04-23 Ben Elliston <bje@au.ibm.com>
756 * config/rs6000/linux-unwind.h (get_regs): Remove type
757 puns. Change the type of `pc' to an array of unsigned ints and
758 update all users. Constify frame24.
760 2009-04-22 DJ Delorie <dj@redhat.com>
762 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
763 declarations before code.
764 (current_function_special_page_vector): Likewise.
765 (m32c_expand_insv): Silence a warning.
767 2009-04-21 Taras Glek <tglek@mozilla.com>
769 * alias.c: Update GTY annotations to new syntax.
770 * basic-block.h: Likewise.
771 * bitmap.h: Likewise.
772 * c-common.h: Likewise.
773 * c-decl.c: Likewise.
774 * c-parser.c: Likewise.
775 * c-pragma.c: Likewise.
776 * c-tree.h: Likewise.
777 * cfgloop.h: Likewise.
778 * cgraph.h: Likewise.
779 * config/alpha/alpha.c: Likewise.
780 * config/arm/arm.h: Likewise.
781 * config/avr/avr.h: Likewise.
782 * config/bfin/bfin.c: Likewise.
783 * config/cris/cris.c: Likewise.
784 * config/darwin.c: Likewise.
785 * config/frv/frv.c: Likewise.
786 * config/i386/i386.c: Likewise.
787 * config/i386/i386.h: Likewise.
788 * config/i386/winnt.c: Likewise.
789 * config/ia64/ia64.h: Likewise.
790 * config/iq2000/iq2000.c: Likewise.
791 * config/mips/mips.c: Likewise.
792 * config/mmix/mmix.h: Likewise.
793 * config/pa/pa.c: Likewise.
794 * config/pa/pa.h: Likewise.
795 * config/rs6000/rs6000.c: Likewise.
796 * config/s390/s390.c: Likewise.
797 * config/sparc/sparc.c: Likewise.
798 * config/xtensa/xtensa.c: Likewise.
799 * cselib.h: Likewise.
800 * dbxout.c: Likewise.
801 * dwarf2out.c: Likewise.
802 * except.c: Likewise.
803 * except.h: Likewise.
804 * fixed-value.h: Likewise.
805 * function.c: Likewise.
806 * function.h: Likewise.
807 * gimple.h: Likewise.
808 * integrate.c: Likewise.
809 * optabs.c: Likewise.
810 * output.h: Likewise.
813 * stringpool.c: Likewise.
814 * tree-data-ref.c: Likewise.
815 * tree-flow.h: Likewise.
816 * tree-scalar-evolution.c: Likewise.
817 * tree-ssa-address.c: Likewise.
818 * tree-ssa-alias.h: Likewise.
819 * tree-ssa-operands.h: Likewise.
822 * varasm.c: Likewise.
823 * varray.h: Likewise.
825 * coretypes.h: Do not define GTY macro if it is already defined.
826 * doc/gty.texi: Update GTY documentation to new syntax.
827 * gengtype-lex.l: Enforce attribute-like syntax for GTY
828 annotations on structs.
829 * gengtype-parse.c: Likewise.
831 2009-04-22 Mark Heffernan <meheff@google.com>
833 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
835 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
837 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
840 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
842 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
843 the same as a PLUS without a shift. Increase the cost of a
846 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
848 * Makefile.in: Update dependencies.
849 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
850 * errors.h: Remove bogus comment about compatibility.
851 (warning): Update declaration.
852 * genautomata.c: Update all calls to warning.
853 * gimple.c: Do not include errors.h. Include toplev.h.
854 * tree-ssa-structalias.c: Do not include errors.h.
856 * tree-ssa-reassoc.c: Likewise.
857 * config/spu/spu-c.c: Likewise.
858 * config/spu/t-spu-elf: Update dependencies.
860 2009-04-22 Richard Guenther <rguenther@suse.de>
862 PR tree-optimization/39824
863 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
864 make sure the types are compatible.
866 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
869 * c-common.c (c_parse_error): Take a token_flags parameter.
870 Use token_type for the token type instead.
871 Pass token_flags to cpp_type2name.
872 * c-common.h (c_parse_error): Update declaration.
873 * c-parser.c (c_parser_error): Pass 0 as token flags.
875 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
877 PR rtl-optimization/39580
878 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
880 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
882 * function.c (expand_function_end): Do not emit a jump to the "naked"
883 return label for fall-through returns.
884 * except.c (sjlj_emit_function_exit): Always place the call to the
885 unregister function at the location installed by expand_function_end.
887 2009-04-22 Richard Guenther <rguenther@suse.de>
889 PR tree-optimization/39845
890 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
891 (gen_inbound_check): Likewise.
893 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
895 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
897 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
898 * config/vxlib.c (__gthread_once): Add race guard for PPC.
900 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
902 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
903 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
904 shift counts to avoid out-of-bounds array accesses.
906 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
908 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
911 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
913 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
914 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
915 GET_CODE macro. Use IN_RANGE macro where appropriate.
916 * config/alpha/alpha.h: Ditto.
917 * config/alpha/alpha.md: Ditto.
918 * config/alpha/constraints.md: Ditto.
919 * config/alpha/predicates.md: Ditto.
921 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
923 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
924 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
925 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
926 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
927 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
928 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
929 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
930 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
931 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
932 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
933 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
934 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
935 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
936 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
937 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
938 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
939 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
940 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
941 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
942 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
943 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
944 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
945 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
946 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
947 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
948 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
949 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
951 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
953 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
954 references from comments.
955 * cfgbuild.c: (count_basic_blocks): Delete.
956 (find_basic_blocks_1): Delete.
957 (find_basic_blocks): Delete.
958 * except.c (finish_eh_generation): Make static. Move comment from
959 except.h here. Remove find_basic_blocks references from comments.
960 * except.h (finish_eh_generation): Delete.
961 * basic-block.h (find_basic_blocks): Delete.
962 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
964 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
966 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
967 (sdbout_parms): Likewise.
969 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
971 * config/sh/sh.c (prepare_cbranch_operands): Use
972 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
973 (expand_cbranchdi4): Likewise.
974 (from_compare): Add cast to enum type.
975 (expand_cbranchsi4): Use add_reg_note.
976 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
977 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
978 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
979 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
980 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
981 instead of CODE_FOR_nothing.
982 (cbranchdi4): Likewise. Fix the order of arguments for
984 (push_fpscr): Use add_reg_note.
985 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
986 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
988 2009-04-21 Joseph Myers <joseph@codesourcery.com>
990 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
991 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
992 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
993 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
994 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
995 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
996 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
997 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
998 config/alpha/x-vms, config/arc/t-arc,
999 config/arm/README-interworking, config/arm/arm-c.c,
1000 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1001 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1002 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1003 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1004 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1005 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1006 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1007 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1008 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1009 config/cris/t-elfmulti, config/crx/t-crx,
1010 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1011 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1012 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1013 config/h8300/t-h8300, config/i386/athlon.md,
1014 config/i386/darwin-libgcc.10.4.ver,
1015 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1016 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1017 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1018 config/i386/t-linux64, config/i386/t-nwld,
1019 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1020 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1021 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1022 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1023 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1024 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1025 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1026 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1027 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1028 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1029 config/m68k/t-uclinux, config/mcore/t-mcore,
1030 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1031 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1032 config/mips/crtn.asm, config/mips/irix-crti.asm,
1033 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1034 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1035 config/mips/mips-fixed.md, config/mips/sb1.md,
1036 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1037 config/mips/t-iris6, config/mips/t-isa3264,
1038 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1039 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1040 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1041 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1042 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1043 config/mn10300/t-linux, config/mn10300/t-mn10300,
1044 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1045 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1046 config/picochip/libgccExtras/clzsi2.asm,
1047 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1048 config/rs6000/darwin-libgcc.10.4.ver,
1049 config/rs6000/darwin-libgcc.10.5.ver,
1050 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1051 config/rs6000/t-aix43, config/rs6000/t-aix52,
1052 config/rs6000/t-darwin, config/rs6000/t-fprules,
1053 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1054 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1055 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1056 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1057 config/rs6000/t-rtems, config/rs6000/t-spe,
1058 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1059 config/score/t-score-elf, config/sh/divcost-analysis,
1060 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1061 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1062 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1063 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1064 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1065 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1066 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1067 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1068 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1069 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1070 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1071 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1072 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1073 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1074 * config/h8300/genmova.sh: Include copyright and license notices
1075 in generated output.
1076 * config/h8300/mova.md: Regenerate.
1077 * doc/install.texi2html: Include word "Copyright" in copyright
1078 notice and use name "Free Software Foundation, Inc.".
1079 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1080 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1081 ChangeLog-2007, ChangeLog-2008: Correct dates.
1083 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1085 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1086 NE_EXPR operations as well.
1087 * c-parser.c (c_parser_condition): Do not set location information on
1089 (c_parser_conditional_expression): Likewise.
1090 (c_parser_binary_expression): Set location information on operators.
1091 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1092 TRUTH_NOT_EXPR has been folded.
1093 * fold-const.c (fold_truth_not_expr): Copy location information from
1094 the incoming expression to the outgoing one.
1095 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1096 recursive calls on the LHS of the operator but pass that of the
1097 operator to recursive calls on the RHS of the operator. Set it
1099 (shortcut_cond_expr): Set the locus of the operator on the second
1100 COND_EXPR and that of the expression on the first in degenerate cases.
1101 Pass the locus of the expression to calls to shortcut_cond_r.
1102 Set the locus of the 'then' block on the associated jump, if any.
1103 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1104 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1105 expression to call to gimplify_boolean_expr.
1107 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1109 * config.gcc: Add additional configuration for
1110 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1111 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1112 (CPP_SPEC): Redefine for allowing -municode option.
1113 (STARTFILE_SPEC): Likewise.
1114 * config/i386/t-mingw-w64: New.
1115 * config/i386/mingw-w64.opt: New.
1116 (municode): Add new target option.
1117 * doc/invoke.texi (municode): Add documentation for new option.
1119 2009-04-21 Ian Lance Taylor <iant@google.com>
1121 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1122 Correct test for number of arguments.
1123 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1125 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1127 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1128 argument of emit_library_call.
1130 2009-04-21 Richard Guenther <rguenther@suse.de>
1133 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1134 inside VIEW_CONVERT_EXPRs.
1136 2009-04-21 Martin Jambor <mjambor@suse.cz>
1138 * tree-switch-conversion.c (build_constructors): Split a long line.
1139 (constructor_contains_same_values_p): New function.
1140 (build_one_array): Create assigns of constants if possible, do not
1141 call mark_sym_for_renaming, call update_stmt.
1142 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1143 make_rename_temp. Do not call mark_symbols_for_renaming, call
1145 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1146 find_new_referenced_vars, call update_stmt.
1147 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1148 instead of calling make_rename_temp. Do not call
1149 find_new_referenced_vars or mark_symbols_for_renaming, call
1152 2009-04-21 Richard Guenther <rguenther@suse.de>
1154 PR tree-optimization/39827
1155 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1156 (tree_ssa_phiprop): Pass the correct array size.
1158 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1160 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1162 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1165 * c-typeck.c (lvalue_p): Move declaration ...
1166 * c-common.h (lvalue_p): ... to here.
1167 * c-common.c (candidate_equal_p): New.
1168 (add_tlist): Use it.
1169 (merge_tlist): Use it.
1170 (warn_for_collisions_1): Likewise.
1171 (warning_candidate_p): Accept more candidates.
1172 (verify_tree): A warning candidate can be an expression. Use
1175 2009-04-21 Ben Elliston <bje@au.ibm.com>
1178 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1179 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1180 options. Remove -mcall-solaris documentation.
1182 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1185 * doc/invoke.texi (-Wlong-long): Update description.
1186 * c-lex (interpret_integer): Only warn if there was no previous
1187 overflow and -Wlong-long is enabled.
1188 * c-decl.c (declspecs_add_type): Drop redundant flags.
1189 * c.opt (Wlong-long): Init to -1.
1190 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1191 and front-end warn_long_long. Wlong-long only depends on other
1192 flags if it is uninitialized.
1193 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1194 the same for CPP and FE.
1195 (restore_extension_diagnostics): Likewise.
1197 2009-04-20 Ian Lance Taylor <iant@google.com>
1199 Fix enum conversions which are invalid in C++:
1200 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1201 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1202 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1203 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1204 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1205 (dbxout_parms): Likewise.
1206 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1207 (df_clear_flags): Likewise.
1208 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1209 top_flag parameter to int.
1210 (df_chain_create_bb_process_use): Likewise.
1211 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1213 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1214 (df_ref_create_structure, df_def_record_1): Likewise.
1215 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1216 (df_notes_rescan): Change 0 to VOIDmode in function call.
1217 (df_get_call_refs, df_insn_refs_collect): Likewise.
1218 (df_bb_regs_collect): Likewise.
1219 (df_entry_block_defs_collect): Likewise.
1220 (df_exit_block_uses_collect): Likewise.
1221 * df.h: Update declarations.
1222 * double-int.c (double_int_divmod): Add cast to enum type.
1223 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1224 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1225 (based_loc_descr): Likewise.
1226 (loc_descriptor_from_tree_1): Change first_op and second_op to
1227 enum dwarf_location_atom. Add cast to enum type.
1228 * expmed.c (init_expmed): Change 0 to SET in function call.
1229 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1230 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1231 (do_store_flag): Likewise.
1232 * fixed-value.h (struct fixed_value): Change mode to enum
1234 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1235 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1237 (insert_insn_decl, insert_decl, insert_state): Likewise.
1238 (automata_list_finish): Likewise.
1239 * genrecog.c (process_define_predicate): Add cast to enum type.
1240 * gensupport.c (init_predicate_table): Add cast to enum type.
1241 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1243 (gimple_build_call_1, gimple_build_label): Likewise.
1244 (gimple_build_goto, gimple_build_asm_1): Likewise.
1245 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1246 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1247 (enum fallback): Rename from enum fallback_t.
1248 (fallback_t): Typedef as int.
1249 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1250 GSI_SAME_STMT in function call.
1251 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1253 (setup_reg_class_relations): Likewise.
1254 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1255 (setup_prohibited_class_mode_regs): Add cast to enum type.
1256 (setup_prohibited_mode_move_regs): Likewise.
1257 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1258 (record_address_regs): Change i to enum reg_class.
1259 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1260 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1261 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1262 (GET_MODE_2XWIDER_MODE): Likewise.
1263 (GET_CLASS_NARROWEST_MODE): Likewise.
1264 * omp-low.c (expand_omp_for): Add cast to enum type.
1265 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1266 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1267 * postreload.c (reload_cse_simplify_operands): Change rclass local
1269 * predict.c (combine_predictions_for_insn): Change best_predictor
1270 and predictor to enum br_predictor.
1271 (combine_predictions_for_bb): Likewise.
1272 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1273 use SET_PREDICT_EXPR_OUTCOME.
1274 * real.c (real_arithmetic): Change icode to code in function call.
1275 * reginfo.c (init_move_cost): Add casts to enum type.
1276 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1277 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1279 * reload.c (find_valid_class): Add casts to enum type.
1280 (push_reload): Change 0 to NO_REGS in function call.
1281 (find_reloads): Change this_alternative to array of enum
1282 reg_class. Remove some now-unnecessary casts.
1283 (make_memloc): Change 0 to VOIDmode in function call.
1284 * reload1.c (reload): Change 0 to VOIDmode in function call.
1285 (eliminate_regs_1, elimination_effects): Likewise.
1286 (eliminate_regs_in_insn): Likewise.
1287 (emit_input_reload_insns): Add cast to enum type.
1288 (delete_output_reload): Change 0 to VOIDmode in function call.
1289 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1290 to enum type in function call.
1291 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1292 (SET_PREDICT_EXPR_OUTCOME): Define.
1293 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1294 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1295 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1296 (dump_function): Likewise.
1297 * tree-dump.h: Update declarations.
1298 * tree-pass.h: Update declarations.
1299 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1300 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1302 (arm_rtx_costs_1): Correct parenthesization.
1303 (arm_rtx_costs): Add casts to enum type.
1304 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1305 (vfp_emit_fstmd): Use add_rg_note.
1306 (emit_multi_reg_push, emit_sfm): Likewise.
1307 (thumb_set_frame_pointer): Likewise.
1308 (arm_expand_prologue): Likewise.
1309 (arm_regno_class): Change return type to enum reg_class.
1310 (thumb1_expand_prologue): Use add_reg_note.
1311 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1312 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1314 * config/arm/gentune.sh: Add cast to enum type.
1315 * config/arm/arm-tune.md: Rebuild.
1316 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1317 (ix86_split_fp_branch, predict_jump): Likewise.
1318 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1319 insn_code to enum rtx_code.
1320 (ix86_builtin_vectorized_function): Add cast to enum type.
1321 * config/i386/i386.md (truncdfsf2): Change slot to enum
1323 (truncxf<mode>2, isinf<mode>2): Likewise.
1324 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1326 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1327 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1328 (insert_bundle_state): Change 1 to INSERT in function call.
1329 (ia64_add_bundle_selector_before): Likewise.
1330 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1331 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1332 (restore_stack_nonlocal): Likewise.
1333 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1335 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1337 (mips_rtx_costs): Likewise.
1338 (mips_override_options): Add casts to enum type.
1339 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1341 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1342 (store_reg, set_reg_plus_d): Likewise.
1343 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1344 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1346 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1348 (emit_unlikely_jump): Use add_reg_note.
1349 (rs6000_emit_allocate_stack): Likewise.
1350 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1351 (output_toc): Change 1 to INSERT in function call.
1352 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1353 (rs6000_initialize_trampoline): Likewise.
1354 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1356 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1357 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1358 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1359 (save_gprs): Use add_reg_note.
1360 (s390_emit_prologue): Likewise.
1361 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1362 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1363 (sparc_fold_builtin): Add cast to enum type.
1364 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1366 (spu_expand_prologue): Use add_reg_note.
1367 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1369 2009-04-20 Ian Lance Taylor <iant@google.com>
1371 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1372 (c_parser_postfix_expression_after_primary): Get VEC for list of
1373 arguments. Get original types of arguments. Call
1374 build_function_call_vec.
1375 (cached_expr_list_1, cached_expr_list_2): New static variables.
1376 (c_parser_expr_list): Change return type to VEC *. Add
1377 p_orig_types parameter. Change all callers.
1378 (c_parser_release_expr): New static function.
1379 (c_parser_vec_to_tree_list): New static function.
1380 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1381 call build_function_call_vec.
1382 (build_function_call_vec): New function, based on old
1383 build_function_call.
1384 (convert_arguments): Remove nargs and argarray parameters. Change
1385 values to a VEC. Add origtypes parameter.
1386 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1387 (convert_for_assignment): Add origtype parameter. Change all
1388 callers. If warn_cxx_compat, check for conversion to an enum
1389 type when calling a function.
1390 (store_init_value): Add origtype parameter. Change all callers.
1391 (digest_init): Likewise.
1392 (struct init_node): Add origtype field.
1393 (add_pending_init): Add origtype parameter. Change all callers.
1394 (output_init_element): Likewise.
1395 (output_pending_init_elements): Pass origtype from init_node to
1396 output_init_element.
1397 (process_init_element): Pass origtype from c_expr to
1398 output_init_element.
1399 (c_finish_return): Add origtype parameter. Change all callers.
1400 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1402 (sync_resolve_params): Likewise.
1403 (sync_resolve_return): Change params to first_param. Change caller.
1404 (resolve_overloaded_builtins): Change params to VEC *. Change
1405 callers. Save first parameter around call to build_function_call_vec.
1406 * c-decl.c (finish_decl): Add origtype parameter. Change all
1407 callers. Call build_function_call_vec rather than
1408 build_function_call for cleanup.
1409 * c-tree.h: Update declarations.
1410 * c-common.h: Update declarations.
1411 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1412 params to first_param.
1413 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1414 params parameter from tree to void *.
1415 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1416 Change arglist parameter to have type void *, and to be a pointer
1418 * config/rs6000/rs6000-protos.h
1419 (altivec_resolve_overloaded_builtin): Update declaration.
1420 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1421 fnargs parameter to have type void *, and to be a pointer to a
1422 VEC. Call build_function_call_vec instead of
1423 build_function_call.
1424 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1426 2009-04-20 Joey Ye <joey.ye@intel.com>
1427 Xuepeng Guo <xuepeng.guo@intel.com>
1428 H.J. Lu <hongjiu.lu@intel.com>
1430 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1432 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1433 (IX86_LEA_PRIORITY): Likewise.
1434 (distance_non_agu_define): New function.
1435 (distance_agu_use): Likewise.
1436 (ix86_lea_for_add_ok): Likewise.
1437 (ix86_dep_by_shift_count): Likewise.
1439 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1440 should split for LEA.
1442 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1444 (ix86_dep_by_shift_count): Likewise.
1446 2009-04-20 Richard Guenther <rguenther@suse.de>
1448 * expr.c (handled_component_p): Move ...
1449 * tree.h (handled_component_p): ... here.
1450 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1451 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1452 and REALPART_EXPR to be in one group.
1454 2009-04-20 Richard Guenther <rguenther@suse.de>
1456 * basic-block.h (get_all_dominated_blocks): Declare.
1457 * dominance.c (get_all_dominated_blocks): New function.
1458 * tree-cfg.c (get_all_dominated_blocks): Remove.
1459 (remove_edge_and_dominated_blocks): Adjust.
1460 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1461 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1462 instead of recursing.
1464 2009-04-20 Doug Kwan <dougkwan@google.com>
1466 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1467 (struct cgraph_node_set_def): New type.
1468 (cgraph_node_set) New type. Also declare vector functions.
1469 (struct cgraph_node_set_element_def): New type.
1470 (cgraph_node_set_element): Ditto.
1471 (cgraph_node_set_iterator): New iterator type.
1472 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1473 cgraph_node_set_remove, dump_cgraph_node_set,
1474 debug_cgraph_node_set): New prototypes.
1475 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1476 cgraph_node_set_size): New inlines.
1477 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1479 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1480 argument to function 'write_summary'.
1481 * ipa.c: Include ggc.h.
1482 (hash_cgraph_node_set_element,
1483 eq_cgraph_node_set_element, cgraph_node_set_new,
1484 cgraph_node_set_add, cgraph_node_set_remove,
1485 cgraph_node_set_find, dump_cgraph_node_set,
1486 debug_cgraph_node_set): New functions.
1487 * Makefile.in (ipa.o): Add dependency on GGC_H.
1489 2009-04-20 Ira Rosen <irar@il.ibm.com>
1491 PR tree-optimization/39675
1492 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1493 check of the return code of vect_schedule_slp. Check that
1494 stmt_vec_info still exists for the statement, before checking its
1497 2009-04-20 Michael Matz <matz@suse.de>
1499 * Makefile.in (generated_files): Take out $(simple_generated_c).
1501 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1503 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1504 (UINTPTR_TYPE): Likewise.
1506 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1509 * c-typeck.c (digest_init): Check for initializing an array with a
1512 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1515 * c-semantics.c (pop_stmt_list): Propagate
1516 STATEMENT_LIST_HAS_LABEL to parent statement list.
1518 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1520 * config/mips/mips.h (mips_tune_attr): New macro.
1521 * config/mips/mips.md (cpu): Use it.
1523 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1526 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1529 2009-04-19 Diego Novillo <dnovillo@google.com>
1531 * toplev.c (compile_file): Move call to coverage_finish ...
1532 * cgraphunit.c (ipa_passes): ... here.
1533 Call cgraph_process_new_functions.
1534 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1535 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1537 2009-04-19 Jan Hubicka <jh@suse.cz>
1539 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1541 (dump_cgraph_node): Dump can throw external flag.
1542 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1544 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1548 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1549 * common.opt (Wlogical-op): Move from here...
1550 * c.opt (Wlogical-op): ... to here.
1551 * c-typeck.c (parser_build_binary_op): Update call to
1552 warn_logical_operator.
1553 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1555 * c-common.c (warn_logical_op): Update.
1556 * c-common.h (warn_logical_op): Update declaration.
1558 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1560 * tree.c (protected_set_expr_location): Fix formatting.
1562 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1565 * c-typeck.c (readonly_warning): new.
1566 (build_unary_op, build_modify_expr): Use readonly_warning for
1567 storing into something readonly but not const-qualified.
1569 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1572 * c-typeck.c (build_unary_op): Check for taking address of
1573 expression of type void.
1575 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1578 * c-typeck.c (build_function_call): Check for calling a function
1579 with qualified void return types. Call require_complete_type when
1582 2009-04-18 Jan Hubicka <jh@suse.cz>
1584 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1586 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1587 can_throw_external flag.
1588 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1589 * ipa-pure-const.c (ignore_edge): New function.
1590 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1591 only over can_throw_external edges.
1592 (local_pure_const): Add nothrow flag.
1593 * ipa-utils.c (searchc): Add ignore_edge callback.
1594 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1595 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1596 (set_nothrow_function_flags): Update cgraph.
1597 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1599 2009-04-18 Richard Guenther <rguenther@suse.de>
1602 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1603 (fold_stmt): ... this and ...
1604 (fold_stmt_inplace): ... this.
1605 (fold_stmt_1): Fold references in calls and asms.
1606 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1608 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1610 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1611 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1613 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1615 * tree.c (function_args_count): Remove.
1616 * tree.h: Remove the prototype for function_args_count.
1618 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1620 * tree-iterator.c (expr_only): Remove.
1621 * tree.h: Remove the prototype for expr_only.
1623 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1625 * reginfo.c (cannot_change_mode_set_regs): Remove.
1626 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1628 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1630 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1631 whether operands 0 and 1 overlaps.
1633 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1636 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1637 pointer. Use warning_at instead of warning.
1638 (search_for_addr_array): Likewise.
1639 (check_array_bounds): Likewise.
1640 (check_all_array_refs): Check that the incoming edge is not in the
1641 list of edges to be removed.
1642 (check_all_array_refs): Avoid the temporal pointer.
1643 (vrp_visit_cond_stmt): Fix typo.
1644 (simplify_switch_using_ranges): Handle the case where the switch
1645 index is an integer constant.
1647 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1649 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1651 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1653 * doc/extend.texi, doc/invoke.texi: Fix typos.
1655 2009-04-17 Cary Coutant <ccoutant@google.com>
1657 * tree-flow-inline.h (get_lineno): Fix inverted test.
1659 2009-04-17 Diego Novillo <dnovillo@google.com>
1661 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1662 assertion for AVAIL_OUT.
1664 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1667 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1668 * config/sh/linux-atomic.asm: Likewise.
1670 2009-04-17 Diego Novillo <dnovillo@google.com>
1672 * except.c (debug_eh_tree): New.
1673 (struct eh_region, struct eh_status): Move ...
1674 * except.h: ... here.
1675 (add_type_for_runtime): Declare extern.
1676 (lookup_type_for_runtime): Likewise.
1677 (debug_eh_tree): Declare.
1678 * Makefile.in (GTFILES): List except.h before except.c
1680 2009-04-17 Diego Novillo <dnovillo@google.com>
1682 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1683 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1684 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1685 (find_vars_r): ... here.
1686 * tree-flow.h (find_referenced_vars_in): Declare.
1687 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1688 that AVAIL_OUT exists for BLOCK.
1689 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1690 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1691 (tree-parloops.o): Likewise.
1693 2009-04-17 Simon Baldwin <simonb@google.com>
1695 * toplev.c (default_tree_printer): Add handling for %E format.
1697 2009-04-17 Diego Novillo <dnovillo@google.com>
1699 * tree-pretty-print.c (dump_generic_node): Add break after
1700 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1701 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1702 FUNCTION_TYPE together. Call print_struct_decl when printing
1703 structures and TDF_SLIM is not given.
1704 (print_struct_decl): Fix logic for detecting recursion.
1706 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1709 * gcc.c (create_at_file): New.
1710 (compile_input_file_p): New.
1711 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1712 * main.c (main): Update call to toplev_main.
1713 * toplev.c (toplev_main): Change signature. Call expandargv.
1714 * toplev.h (toplev_main): Change signature.
1716 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1718 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1719 if the latter is not constant.
1721 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1723 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1725 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1727 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1728 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1730 2009-04-17 Richard Guenther <rguenther@suse.de>
1732 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1733 Handle component references view-converting an invariant address.
1735 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1737 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1738 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1739 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1740 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1741 Use @deftypevr rather than @deftypevar.
1743 2009-04-17 Richard Guenther <rguenther@suse.de>
1745 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1746 (get_prop_source_stmt): Likewise.
1747 (can_propagate_from): Likewise.
1749 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1751 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1752 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1753 (--with-multilib-list): Add default value.
1754 * configure: Regenerate.
1755 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1756 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1757 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1758 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1759 Don't add default cpu to multilib list unnecessarily, but do enable
1760 the relevant compiler option..
1761 Add support for --with-multilib-list=<blank> and
1762 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1763 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1764 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1765 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1767 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1768 (MULTILIB_OSDIRNAMES): New variable.
1769 * config/sh/t-1e: Delete file.
1770 * config/sh/t-mlib-sh1: Delete file.
1771 * config/sh/t-mlib-sh2: Delete file.
1772 * config/sh/t-mlib-sh2a: Delete file.
1773 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1774 * config/sh/t-mlib-sh2a-single: Delete file.
1775 * config/sh/t-mlib-sh2a-single-only: Delete file.
1776 * config/sh/t-mlib-sh2e: Delete file.
1777 * config/sh/t-mlib-sh3e: Delete file.
1778 * config/sh/t-mlib-sh4: Delete file.
1779 * config/sh/t-mlib-sh4-nofpu: Delete file.
1780 * config/sh/t-mlib-sh4-single: Delete file.
1781 * config/sh/t-mlib-sh4-single-only: Delete file.
1782 * config/sh/t-mlib-sh4a: Delete file.
1783 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1784 * config/sh/t-mlib-sh4a-single: Delete file.
1785 * config/sh/t-mlib-sh4a-single-only: Delete file.
1786 * config/sh/t-mlib-sh4al: Delete file.
1787 * config/sh/t-mlib-sh5-32media: Delete file.
1788 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1789 * config/sh/t-mlib-sh5-64media: Delete file.
1790 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1791 * config/sh/t-mlib-sh5-compact: Delete file.
1792 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1793 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1794 * doc/install.texi (Options specification): Add
1795 --with-multilib-list and --with-endian.
1797 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1799 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1801 (OBJS-common): Add plugin-version.o.
1802 (plugin-version.o): New.
1803 * gcc-plugin.h (plugin_gcc_version): New.
1804 (plugin_default_version_check): New.
1805 (plugin_init_func, plugin_init): Add version argument.
1806 * plugin-version.c: New.
1807 * plugin.c (str_plugin_gcc_version_name): New.
1808 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1809 pass it to the init function.
1810 (plugin_default_version_check): New.
1812 2009-04-17 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1815 for decl-vs-decl disambiguation.
1817 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1819 * config/s390/s390.h (s390_tune_attr): New macro definition.
1820 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1822 2009-04-17 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1825 (fold_stmt_r): Likewise.
1826 (maybe_fold_reference): New function.
1827 (fold_gimple_assign): Handle cases fold_stmt_r did.
1828 (fold_stmt): Do not use fold_stmt_r.
1829 (fold_stmt_inplace): Likewise.
1831 2009-04-17 Richard Guenther <rguenther@suse.de>
1833 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1834 (record_equivalences_from_stmt): Remove useless checks and
1836 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1837 the type is already suitable.
1839 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1841 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1843 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1845 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1846 (CMPtype): Define as __gcc_CMPtype.
1848 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1850 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1851 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1853 2009-04-17 Richard Guenther <rguenther@suse.de>
1855 PR tree-optimization/39746
1856 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1857 special-casing for builtins and static variable use/def.
1858 (call_may_clobber_ref_p_1): Likewise.
1860 2009-04-16 Ian Lance Taylor <iant@google.com>
1862 * df.h: Include "timevar.h".
1863 (struct df_problem): Change tv_id field to timevar_id_t.
1864 * tree-pass.h: Include "timevar.h".
1865 (struct opt_pass): Change tv_id field to timevar_id_t.
1866 * timevar.h (timevar_id_t): Define TV_NONE.
1867 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
1868 TV_NONE rather than tv_id != 0.
1869 (execute_one_pass): Likewise.
1870 * Makefile.in (DF_H): Add $(TIMEVAR_H).
1871 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
1872 dependencies to $(TREE_PASS_H).
1873 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
1875 (pass_branch_target_load_optimize2): Likewise.
1876 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
1877 (pass_outof_cfg_layout_mode): Likewise.
1878 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
1879 (pass_rebuild_cgraph_edges): Likewise.
1880 (pass_remove_cgraph_callee_edges): Likewise.
1881 * df-core.c (pass_df_initialize_opt): Likewise.
1882 (pass_df_initialize_no_opt): Likewise.
1883 (pass_df_finish): Likewise.
1884 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1885 * except.c (pass_set_nothrow_function_flags): Likewise.
1886 (pass_convert_to_eh_region_ranges): Likewise.
1887 * final.c (pass_compute_alignments): Likewise.
1888 * function.c (pass_instantiate_virtual_regs): Likewise.
1889 (pass_init_function): Likewise.
1890 (pass_leaf_regs): Likewise.
1891 (pass_match_asm_constraints): Likewise.
1892 * gimple-low.c (pass_lower_cf): Likewise.
1893 (pass_mark_used_blocks): Likewise.
1894 * init-regs.c (pass_initialize_regs): Likewise.
1895 * integrate.c (pass_initial_value_sets): Likewise.
1896 * ira.c (pass_ira): Likewise.
1897 * jump.c (pass_cleanup_barriers): Likewise.
1898 * omp-low.c (pass_expand_omp): Likewise.
1899 (pass_lower_omp): Likewise.
1900 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
1901 * recog.c (pass_split_all_insns): Likewise.
1902 (pass_split_after_reload): Likewise.
1903 (pass_split_before_regstack): Likewise.
1904 (pass_split_before_sched2): Likewise.
1905 (pass_split_for_shorten_branches): Likewise.
1906 * reginfo.c (pass_reginfo_init): Likewise.
1907 (pass_subregs_of_mode_init): Likewise.
1908 (pass_subregs_of_mode_finish): Likewise.
1909 * passes.c (pass_postreload): Likewise.
1910 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
1911 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
1912 (pass_warn_function_return): Likewise.
1913 (pass_warn_function_noreturn): Likewise.
1914 * tree-complex.c (pass_lower_complex): Likewise.
1915 (pass_lower_complex_O0): Likewise.
1916 * tree-if-conv.c (pass_if_conversion): Likewise.
1917 * tree-into-ssa.c (pass_build_ssa): Likewise.
1918 * tree-mudflap.c (pass_mudflap_1): Likewise.
1919 (pass_mudflap_2): Likewise.
1920 * tree-nomudflap.c (pass_mudflap_1): Likewise.
1921 (pass_mudflap_2): Likewise.
1922 * tree-nrv.c (pass_return_slot): Likewise.
1923 * tree-object-size.c (pass_object_sizes): Likewise.
1924 * tree-optimize.c (pass_all_optimizations): Likewise.
1925 (pass_early_local_passes): Likewise.
1926 (pass_all_early_optimizations): Likewise.
1927 (pass_cleanup_cfg): Likewise.
1928 (pass_cleanup_cfg_post_optimizing): Likewise.
1929 (pass_free_datastructures): Likewise.
1930 (pass_free_cfg_annotations): Likewise.
1931 (pass_fixup_cfg): Likewise.
1932 (pass_init_datastructures): Likewise.
1933 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
1934 (pass_late_warn_uninitialized): Likewise.
1935 (pass_update_address_taken): Likewise.
1936 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
1937 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
1938 (pass_cse_sincos): Likewise.
1939 (pass_convert_to_rsqrt): Likewise.
1940 * tree-ssa-structalias.c (pass_build_alias): Likewise.
1941 * tree-stdarg.c (pass_stdarg): Likewise.
1942 * tree-tailcall.c (pass_tail_recursion): Likewise.
1943 (pass_tail_calls): Likewise.
1944 * tree-vect-generic.c (pass_lower_vector): Likewise.
1945 (pass_lower_vector_ssa): Likewise.
1946 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
1948 2009-04-16 Joseph Myers <joseph@codesourcery.com>
1950 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
1952 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
1954 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
1955 logical and signext.
1957 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
1960 * config/sh/predicates.md (arith_operand): Check if the operand
1961 of TRUNCATE is a REG.
1963 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1965 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
1966 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
1968 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1970 * tree-iterator.c (tsi_split_statement_list_after,
1971 tsi_split_statement_list_before): Remove.
1972 * tree-iterator.h: Remove the prototypes for
1973 tsi_split_statement_list_after and tsi_split_statement_list_before.
1975 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1977 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
1978 * tree-ssa-propagate.h: Remove the prototype for
1979 stmt_makes_single_load.
1981 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1983 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
1984 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
1986 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1988 * tree-iterator.c (EXPR_LAST_BODY): Remove.
1990 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1992 * except.c (eh_region_outer_p): Remove.
1993 * except.h: Remove the prototype for eh_region_outer_p.
1995 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
1997 * function.c (current_function_assembler_name): Remove.
1998 * function.h: Remove the prototype for
1999 current_function_assembler_name.
2001 2009-04-16 Ian Lance Taylor <iant@google.com>
2003 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2004 (add_reg_note): Call alloc_reg_note.
2005 * rtl.h (alloc_reg_note): Declare.
2006 * combine.c (try_combine): Use alloc_reg_note.
2007 (recog_for_combine, move_deaths): Likewise.
2008 (distribute_notes): Use alloc_reg_note and add_reg_note.
2009 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2010 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2011 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2013 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2015 PR rtl-optimization/39762
2016 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2017 ira_may_move_out_cost): Add comments about way of their usage.
2018 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2020 * ira-conflicts.c (process_regs_for_copy): Use function
2021 ira_get_register_move_cost instead of global
2022 ira_register_move_cost.
2024 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2025 color_pass, move_spill_restore, update_curr_costs): Ditto.
2027 * ira-lives.c (process_single_reg_class_operands): Ditto.
2029 * ira-emit.c (emit_move_list): Ditto.
2031 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2032 (record_reg_classes): Ditto. Use functions
2033 ira_get_register_move_cost and ira_get_may_move_cost instead of
2034 global vars ira_register_move_cost, ira_may_move_out_cost and
2035 ira_may_move_in_cost.
2036 (record_address_regs): Don't call ira_init_register_move_cost.
2037 Use function ira_get_may_move_cost instead of global
2038 ira_may_move_in_cost.
2039 (process_bb_node_for_hard_reg_moves): Use function
2040 ira_get_register_move_cost instead of global ira_register_move_cost.
2041 (ira_costs): Don't call ira_init_register_move_cost.
2043 2009-04-16 Richard Guenther <rguenther@suse.de>
2045 * tree-cfg.c (verify_gimple_assign_binary):
2046 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2047 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2048 (create_general_new_stmt): Note that this function is broken.
2050 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2052 * common.opt (fhelp): Add Var(help_flag).
2053 * gcc-plugin.h (plugin_info): Add help.
2054 * plugin.c (plugin_name_args): Add help.
2055 (register_plugin_info): Set plugin->help.
2056 (print_help_one_plugin): New.
2057 (print_plugins_help): New.
2058 * plugin.h (print_plugins_help): New.
2059 * toplev.c (toplev_main): Call print_plugins_help if needed.
2061 2009-04-16 Richard Guenther <rguenther@suse.de>
2063 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2064 (gimple_ior_addresses_taken_1): New function.
2065 (gimple_ior_addresses_taken): Likewise.
2066 * gimple.h (struct gimple_statement_with_ops_base): Remove
2067 addresses_taken member.
2068 (gimple_ior_addresses_taken): Declare.
2069 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2070 gimple_set_addresses_taken): Remove.
2071 * ipa-reference.c (mark_address): New function.
2072 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2073 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2074 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2075 (gimple_add_to_addresses_taken): Remove.
2076 (get_tmr_operands): Call mark_address_taken.
2077 (get_asm_expr_operands): Likewise.
2078 (get_expr_operands): Likewise.
2079 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2080 (free_stmt_operands): Do not free it.
2081 * tree-ssa.c (delete_tree_ssa): Likewise.
2082 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2084 2009-04-16 Richard Guenther <rguenther@suse.de>
2086 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2087 (walk_stmt_load_store_ops): Likewise.
2088 * gimple.c (get_base_loadstore): New function.
2089 (walk_stmt_load_store_addr_ops): Likewise.
2090 (walk_stmt_load_store_ops): Likewise.
2091 * ipa-pure-const.c (check_op): Simplify.
2092 (check_load, check_store): New functions.
2093 (check_stmt): Use walk_stmt_load_store_ops.
2094 * ipa-reference.c (mark_load): Adjust signature.
2095 (mark_store): Likewise.
2096 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2098 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2100 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2102 * opts.c (common_handle_option): Don't call print_version.
2103 * plugin.c (plugin_name_args): Add version.
2104 (register_plugin_info): New.
2105 (register_callback): Handle PLUGIN_INFO.
2106 (try_init_one_plugin): New.
2107 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2109 (finalize_one_plugin): New.
2110 (finalize_plugins): New.
2111 (print_one_plugin): New.
2112 (print_plugins_versions): New.
2113 * plugin.h (print_plugins_versions): New.
2114 (finalize_plugins): New.
2115 * toplev.c (compile_file): Don't call initialize_plugins.
2116 (print_version): Call print_plugins_versions.
2117 (toplev_main): Call initialize_plugins. Print version if needed.
2118 Call finalize_plugins.
2120 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2122 * common.opt (fversion): New.
2123 * gcc.c (print_version): New.
2124 (process_command): Don't print the version. Just set print_version.
2125 (main): Print version. Call subprocesses if print_version and
2126 verbose_flag are set.
2127 * opts.c (common_handle_option): Handle OPT_fversion.
2129 2009-04-16 Richard Guenther <rguenther@suse.de>
2130 Ira Rosen <irar@il.ibm.com>
2132 PR tree-optimization/39698
2133 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2134 type of the reduction variable. Only generate the def if
2137 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2138 make sure to first convert to an integer of the same precision.
2139 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2140 the type of the evolution correctly in computing the new
2141 induction variable base.
2143 2009-04-16 Richard Guenther <rguenther@suse.de>
2146 * tree-cfg.c (make_blocks): Split statements with to-be
2147 abnormal SSA names on the lhs.
2149 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2151 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2152 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2153 * c-typeck.c (really_start_incremental_init): Likewise.
2154 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2155 (TARGET_INITIALIZER): Remove it.
2156 * target.h (struct target): Remove vector_opaque_p.
2157 * tree.c (build_opaque_vector_type): New.
2158 * tree.h (TYPE_VECTOR_OPAQUE): New.
2159 (build_opaque_vector_type): Declare.
2160 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2161 * config/rs6000/rs6000.c (build_opaque_vector_type,
2162 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2163 (rs6000_init_builtins): Use build_opaque_vector_type for
2164 opaque_V4SI_type_node.
2166 2009-04-15 Catherine Moore <clm@codesourcery.com>
2168 * debug.h (set_name): Declare.
2169 * dwarf2out.c (dwarf2out_set_name): Declare.
2170 (dwarf2_debug_hooks): Add set_name.
2171 (find_AT_string): New.
2172 (add_AT_string): Call find_AT_string.
2173 (dwarf2out_set_name): New.
2174 * cp/decl.c (grokdeclarator): Call set_name.
2175 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2176 * debug.c (do_nothing_debug_hooks): Likewise.
2177 * dbxout.c (dbx_debug_hooks): Likewise.
2178 * sdbout.c (sdb_debug_hooks): Likewise.
2180 2009-04-15 Michael Eager <eager@eagercon.com>
2182 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2183 reg for single-precision FPU.
2184 * config/rs6000/rs6000.md (movsi_internal1): Only for
2186 (movsi_internal1_single): New. Add pattern to move SI values to/from
2187 single-precision FP regs.
2189 2009-04-15 Richard Guenther <rguenther@suse.de>
2191 * omp-low.c (lower_rec_input_clauses): Build correct address
2193 (expand_omp_for_generic): Fix multiplication type.
2194 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2195 (generate_memset_zero): Fix types.
2196 * tree-profile.c (prepare_instrumented_value): Correctly
2199 2009-04-15 Ian Lance Taylor <iant@google.com>
2201 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2202 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2203 for -Wall and for -Wc++-compat.
2204 (c_common_post_options): For C++, set warn_enum_compare if not
2206 * c-tree.h (struct c_expr): Add field original_type.
2207 (build_external_ref): Update declaration.
2208 * c-parser.c (c_parser_braced_init): Set original_type.
2209 (c_parser_initelt): Likewise.
2210 (c_parser_expr_no_commas): Likewise.
2211 (c_parser_conditional_expression): Likewise.
2212 (c_parser_cast_expression): Likewise.
2213 (c_parser_unary_expression): Likewise. Pull setting of
2214 original_code to top of function.
2215 (c_parser_sizeof_expression): Set original_type.
2216 (c_parser_alignof_expression): Likewise.
2217 (c_parser_postfix_expression): Likewise. Pull setting of
2218 original_code to top of function.
2219 (c_parser_postfix_expression_after_paren_type): Set original_type.
2220 (c_parser_postfix_expression_after_primary): Likewise.
2221 (c_parser_expression): Likewise.
2222 * c-typeck.c (build_external_ref): Add type parameter. Change all
2224 (c_expr_sizeof_expr): Set original_type field.
2225 (parser_build_unary_op): Likewise.
2226 (parser_build_binary_op): Likewise. Optionally warn about
2227 comparisons of enums of different types.
2228 (digest_init): Set original_type field.
2229 (really_start_incremental_init): Likewise.
2230 (push_init_level, pop_init_level): Likewise.
2231 * doc/invoke.texi (Warning Options): -Wenum-compare now
2234 2009-04-15 Richard Guenther <rguenther@suse.de>
2236 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2237 out a necessary conversion.
2238 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2239 names we didn't value number.
2240 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2242 2009-04-15 Richard Guenther <rguenther@suse.de>
2244 PR tree-optimization/39764
2245 * tree-ssa-ccp.c (get_value): Canonicalize value with
2246 canonicalize_float_value.
2248 2009-04-15 Jan Hubicka <jh@suse.cz>
2250 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2251 Wrong version of patch.
2253 2009-04-15 Jan Hubicka <jh@suse.cz>
2255 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2257 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2259 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2260 our distinct integral and vector types.
2262 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2264 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2265 * init.c (build_vtbl_address): Remove call to assemble_external.
2267 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2269 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2270 output for other floating point modes.
2272 2009-04-14 Diego Novillo <dnovillo@google.com>
2274 * diagnostic.c (diagnostic_report_diagnostic): Do not
2275 warn about loaded plugins for DK_ERROR and DK_WARNING.
2276 * c-decl.c (declspecs_add_type): Move call to
2277 invoke_plugin_callbacks ...
2278 * c-parser.c (c_parser_declspecs): ... here.
2279 * plugin.c (dump_active_plugins): Tidy output.
2281 2009-04-14 Diego Novillo <dnovillo@google.com>
2282 Le-Chun Wu <lcwu@google.com>
2284 * configure.ac: Add --enable-plugin support.
2285 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2286 * Makefile.in (PLUGIN_H): Define.
2287 Export ENABLE_PLUGIN and GMPINC to site.exp.
2288 Add PLUGINLIBS to link command.
2289 Add/modify dependencies for plugin.o and files including plugin.h.
2291 * config.in: Regenerate.
2293 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2296 2009-04-14 Le-Chun Wu <lcwu@google.com>
2298 * tree-pass.h (register_one_dump_file): Add a prototype for
2299 register_one_dump_file.
2300 * toplev.c (compile_file): Call initialize_plugins.
2301 (do_compile): Call invoke_plugin_callbacks.
2302 (toplev_main): Call invoke_plugin_callbacks.
2303 * common.opt: Add -fplugin= and -fplugin-arg-.
2304 * gcc-plugin.h: New public header file for plugins to include.
2305 * plugin.c: New source file.
2306 * plugin.h: New internal header file.
2307 * passes.c (register_one_dump_file): Make it external.
2309 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2311 2009-04-14 Diego Novillo <dnovillo@google.com>
2313 * doc/plugins.texi: New.
2314 * doc/gccint.texi: Add reference to Plugins chapter.
2315 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2316 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2317 loaded plugins, if any.
2318 * timevar.def (TV_PLUGIN_INIT): Define.
2319 (TV_PLUGIN_RUN): Define.
2320 * plugin.c: Include timevar.h
2321 (plugins_active_p): New.
2322 (dump_active_plugins): New.
2323 (debug_active_plugins): New.
2325 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2327 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2329 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2331 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2333 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2334 the same as a minus without a shift.
2336 2009-04-14 Nick Clifton <nickc@redhat.com>
2338 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2339 comparisons with small integers will always produce a short
2342 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2345 2008-12-19 Diego Novillo <dnovillo@google.com>
2347 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2349 2009-04-14 Richard Guenther <rguenther@suse.de>
2351 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2353 (verify_gimple_assign_binary): Likewise. Handle shifts and
2355 (verify_gimple_phi): Print the mismatched argument position.
2356 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2358 (vect_update_init_of_dr): Likewise.
2359 * matrix-reorg.c (transform_access_sites): Do what the
2361 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2363 2009-04-13 Michael Eager <eager@eagercon.com>
2365 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2366 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2367 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2368 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2369 remove duplicate config
2371 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2373 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2374 file_name:line_number type locator of the call site.
2376 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2378 * genautomata.c: Put blank after comma.
2379 (automaton_decls): New.
2380 (struct unit_usage): Add comments to member next.
2381 (store_alt_unit_usage): Keep the list ordered.
2382 (unit_present_on_list_p, equal_alternatives_p): New.
2383 (check_regexp_units_distribution): Check units distribution
2384 correctness correctly.
2385 (main): Don't write automata if error is found. Return correct
2388 * config/m68k/cf.md (cfv4_ds): Remove.
2389 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2390 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2392 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2393 power4-load-ext, power4-store, power4-store-update,
2394 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2395 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2396 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2397 power4-sqrt, power4-isync): Modify reservation to make correct
2398 unit distribution to automata.
2400 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2401 power5-store-update, power5-two, power5-three, power5-lmul,
2402 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2404 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2406 * except.c (pass_set_nothrow_function_flags): Set name and add
2408 (set_nothrow_function_flags): Mention in the dump file when
2409 changing a function to nothrow.
2411 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2414 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2415 instead of unsigned long.
2417 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2419 * config/arm/arm.c (return_used_this_function): Remove.
2420 (arm_output_function_prologue): Remove use of
2421 return_used_this_function.
2422 (output_return_instruction): Replace use of
2423 return_used_this_function
2424 by cfun->machine->return_used_this_function.
2425 (arm_output_epilogue): Likewise.
2426 (arm_output_function_epilogue): Likewise.
2427 (thumb_unexpanded_epilogue): Likewise.
2428 * config/arm/arm.h (struct machine_function):
2429 New member return_used_this_function.
2431 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2433 * doc/install.texi: Correct description of default directory for
2434 --with-gxx-include-dir.
2436 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2438 * fold-const.c (build_range_check): Properly deal with enumeral and
2441 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2443 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2444 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2445 * params.h (MAX_GCSE_PASSES): Remove.
2446 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2447 in sequence. Remove ability to run multiple passes.
2448 (bypass_jumps): Report run as third CPROP pass.
2450 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2453 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2454 when deciding whether the whole SEQUENCE can throw.
2456 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2459 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2460 offseted label references.
2462 2009-04-11 Jan Hubicka <jh@suse.cz>
2464 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2466 2009-04-11 Richard Guenther <rguenther@suse.de>
2469 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2470 return variables as TREE_ADDRESSABLE.
2472 2009-04-11 Richard Guenther <rguenther@suse.de>
2474 PR tree-optimization/39713
2475 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2476 reference trees have SSA_NAME operands.
2478 2009-04-11 Richard Guenther <rguenther@suse.de>
2481 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2482 address expressions.
2484 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2486 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2487 match changes in Cygwin 1.7
2488 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2489 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2491 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2493 PR tree-optimization/39701
2494 * doc/invoke.texi (Optimization Options): Document change in
2495 meaning and initialization of -fdelete-null-pointer-checks.
2497 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2500 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2502 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2505 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2507 2009-04-10 Chao-ying Fu <fu@mips.com>
2509 * doc/tm.texi (Instruction Output): Document
2510 TARGET_ASM_FINAL_POSTSCAN_INSN.
2511 * target.h (final_postscan_insn): New field in asm_out.
2512 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2513 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2514 * final.c (final_scan_insn): Call
2515 targetm.asm_out.final_postscan_insn after outputting
2516 an asm macro and a normal instruction.
2518 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2519 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2520 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2521 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2522 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2524 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2527 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2528 variables as non-NULL even with -fdelete-null-pointer-checks.
2530 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2534 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2537 * config/i386/i386.c (classify_argument): Handle SCmode with
2538 (bit_offset % 64) != 0.
2540 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2542 * doc/invoke.texi (Optimize Options): Add cross-reference to
2543 -Q --help=optimizers examples.
2545 2009-04-10 Ben Elliston <bje@au.ibm.com>
2548 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2549 regalign for the reg == fpr and TDmode case.
2551 2009-04-09 David Ayers <ayers@fsfe.org>
2554 * objc/objc-act.c (warn_with_method): Remove helper function.
2555 (check_duplicates): Call warning and inform directly.
2556 (really_start_method): Likewise.
2558 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2560 * expmed.c (expand_divmod): Always use a comparison for a division
2561 by a large unsigned integer.
2563 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2564 for things others than variables or functions as nonzero.
2566 2009-04-09 Nick Clifton <nickc@redhat.com>
2568 * unwind-compat.c: Change copyright header to refer to version
2569 3 of the GNU General Public License with version 3.1 of the
2570 GCC Runtime Library Exception and to point readers at the
2571 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2572 * config/alpha/crtfastmath.c: Likewise.
2573 * config/alpha/linux-unwind.h: Likewise.
2574 * config/alpha/qrnnd.asm: Likewise.
2575 * config/alpha/vms-crt0-64.c: Likewise.
2576 * config/alpha/vms-crt0.c: Likewise.
2577 * config/alpha/vms-dwarf2.asm: Likewise.
2578 * config/alpha/vms-dwarf2eh.asm: Likewise.
2579 * config/alpha/vms-psxcrt0-64.c: Likewise.
2580 * config/alpha/vms-psxcrt0.c: Likewise.
2581 * config/alpha/vms_tramp.asm: Likewise.
2582 * config/arc/initfini.c: Likewise.
2583 * config/arc/lib1funcs.asm: Likewise.
2584 * config/arm/bpabi-v6m.S: Likewise.
2585 * config/arm/bpabi.S: Likewise.
2586 * config/arm/bpabi.c: Likewise.
2587 * config/arm/crti.asm: Likewise.
2588 * config/arm/crtn.asm: Likewise.
2589 * config/arm/ieee754-df.S: Likewise.
2590 * config/arm/ieee754-sf.S: Likewise.
2591 * config/arm/lib1funcs.asm: Likewise.
2592 * config/arm/libunwind.S: Likewise.
2593 * config/arm/linux-atomic.c: Likewise.
2594 * config/arm/mmintrin.h: Likewise.
2595 * config/arm/pr-support.c: Likewise.
2596 * config/arm/unaligned-funcs.c: Likewise.
2597 * config/arm/unwind-arm.c: Likewise.
2598 * config/arm/unwind-arm.h: Likewise.
2599 * config/avr/libgcc.S: Likewise.
2600 * config/bfin/crti.s: Likewise.
2601 * config/bfin/crtlibid.s: Likewise.
2602 * config/bfin/crtn.s: Likewise.
2603 * config/bfin/lib1funcs.asm: Likewise.
2604 * config/bfin/linux-unwind.h: Likewise.
2605 * config/cris/arit.c: Likewise.
2606 * config/cris/cris_abi_symbol.c: Likewise.
2607 * config/darwin-64.c: Likewise.
2608 * config/darwin-crt2.c: Likewise.
2609 * config/darwin-crt3.c: Likewise.
2610 * config/darwin.h: Likewise.
2611 * config/dbxelf.h: Likewise.
2612 * config/dfp-bit.c: Likewise.
2613 * config/dfp-bit.h: Likewise.
2614 * config/elfos.h: Likewise.
2615 * config/fixed-bit.c: Likewise.
2616 * config/fixed-bit.h: Likewise.
2617 * config/fp-bit.c: Likewise.
2618 * config/fp-bit.h: Likewise.
2619 * config/fr30/crti.asm: Likewise.
2620 * config/fr30/crtn.asm: Likewise.
2621 * config/fr30/lib1funcs.asm: Likewise.
2622 * config/freebsd-spec.h: Likewise.
2623 * config/frv/cmovd.c: Likewise.
2624 * config/frv/cmovh.c: Likewise.
2625 * config/frv/cmovw.c: Likewise.
2626 * config/frv/frvbegin.c: Likewise.
2627 * config/frv/frvend.c: Likewise.
2628 * config/frv/lib1funcs.asm: Likewise.
2629 * config/glibc-stdint.h: Likewise.
2630 * config/h8300/clzhi2.c: Likewise.
2631 * config/h8300/crti.asm: Likewise.
2632 * config/h8300/crtn.asm: Likewise.
2633 * config/h8300/ctzhi2.c: Likewise.
2634 * config/h8300/fixunssfsi.c: Likewise.
2635 * config/h8300/lib1funcs.asm: Likewise.
2636 * config/h8300/parityhi2.c: Likewise.
2637 * config/h8300/popcounthi2.c: Likewise.
2638 * config/i386/ammintrin.h: Likewise.
2639 * config/i386/att.h: Likewise.
2640 * config/i386/avxintrin.h: Likewise.
2641 * config/i386/biarch64.h: Likewise.
2642 * config/i386/bmmintrin.h: Likewise.
2643 * config/i386/cpuid.h: Likewise.
2644 * config/i386/cross-stdarg.h: Likewise.
2645 * config/i386/crtfastmath.c: Likewise.
2646 * config/i386/crtprec.c: Likewise.
2647 * config/i386/cygming-crtbegin.c: Likewise.
2648 * config/i386/cygming-crtend.c: Likewise.
2649 * config/i386/cygwin.asm: Likewise.
2650 * config/i386/emmintrin.h: Likewise.
2651 * config/i386/gmm_malloc.h: Likewise.
2652 * config/i386/gthr-win32.c: Likewise.
2653 * config/i386/i386.h: Likewise.
2654 * config/i386/immintrin.h: Likewise.
2655 * config/i386/linux-unwind.h: Likewise.
2656 * config/i386/linux64.h: Likewise.
2657 * config/i386/mm3dnow.h: Likewise.
2658 * config/i386/mmintrin-common.h: Likewise.
2659 * config/i386/mmintrin.h: Likewise.
2660 * config/i386/nmmintrin.h: Likewise.
2661 * config/i386/pmm_malloc.h: Likewise.
2662 * config/i386/pmmintrin.h: Likewise.
2663 * config/i386/smmintrin.h: Likewise.
2664 * config/i386/sol2-c1.asm: Likewise.
2665 * config/i386/sol2-ci.asm: Likewise.
2666 * config/i386/sol2-cn.asm: Likewise.
2667 * config/i386/sol2-gc1.asm: Likewise.
2668 * config/i386/tmmintrin.h: Likewise.
2669 * config/i386/unix.h: Likewise.
2670 * config/i386/w32-unwind.h: Likewise.
2671 * config/i386/wmmintrin.h: Likewise.
2672 * config/i386/x86-64.h: Likewise.
2673 * config/i386/x86intrin.h: Likewise.
2674 * config/i386/xmmintrin.h: Likewise.
2675 * config/ia64/crtbegin.asm: Likewise.
2676 * config/ia64/crtend.asm: Likewise.
2677 * config/ia64/crtfastmath.c: Likewise.
2678 * config/ia64/crti.asm: Likewise.
2679 * config/ia64/crtn.asm: Likewise.
2680 * config/ia64/fde-glibc.c: Likewise.
2681 * config/ia64/lib1funcs.asm: Likewise.
2682 * config/ia64/linux-unwind.h: Likewise.
2683 * config/ia64/quadlib.c: Likewise.
2684 * config/ia64/unwind-ia64.c: Likewise.
2685 * config/linux.h: Likewise.
2686 * config/m32c/m32c-lib1.S: Likewise.
2687 * config/m32c/m32c-lib2-trapv.c: Likewise.
2688 * config/m32c/m32c-lib2.c: Likewise.
2689 * config/m32r/initfini.c: Likewise.
2690 * config/m68hc11/larith.asm: Likewise.
2691 * config/m68hc11/m68hc11-crt0.S: Likewise.
2692 * config/m68k/cf.md: Likewise.
2693 * config/m68k/crti.s: Likewise.
2694 * config/m68k/crtn.s: Likewise.
2695 * config/m68k/lb1sf68.asm: Likewise.
2696 * config/m68k/linux-unwind.h: Likewise.
2697 * config/mcore/crti.asm: Likewise.
2698 * config/mcore/crtn.asm: Likewise.
2699 * config/mcore/lib1.asm: Likewise.
2700 * config/mips/linux-unwind.h: Likewise.
2701 * config/mips/loongson.h: Likewise.
2702 * config/mips/mips16.S: Likewise.
2703 * config/mmix/crti.asm: Likewise.
2704 * config/mmix/crtn.asm: Likewise.
2705 * config/pa/fptr.c: Likewise.
2706 * config/pa/hpux-unwind.h: Likewise.
2707 * config/pa/lib2funcs.asm: Likewise.
2708 * config/pa/linux-atomic.c: Likewise.
2709 * config/pa/linux-unwind.h: Likewise.
2710 * config/pa/milli64.S: Likewise.
2711 * config/pa/quadlib.c: Likewise.
2712 * config/pa/stublib.c: Likewise.
2713 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2714 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2715 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2716 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2717 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2718 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2719 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2720 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2721 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2722 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2723 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2724 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2725 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2726 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2727 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2728 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2729 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2730 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2731 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2732 * config/rs6000/750cl.h: Likewise.
2733 * config/rs6000/altivec.h: Likewise.
2734 * config/rs6000/biarch64.h: Likewise.
2735 * config/rs6000/crtresfpr.asm: Likewise.
2736 * config/rs6000/crtresgpr.asm: Likewise.
2737 * config/rs6000/crtresxfpr.asm: Likewise.
2738 * config/rs6000/crtresxgpr.asm: Likewise.
2739 * config/rs6000/crtsavfpr.asm: Likewise.
2740 * config/rs6000/crtsavgpr.asm: Likewise.
2741 * config/rs6000/darwin-asm.h: Likewise.
2742 * config/rs6000/darwin-fallback.c: Likewise.
2743 * config/rs6000/darwin-fpsave.asm: Likewise.
2744 * config/rs6000/darwin-ldouble.c: Likewise.
2745 * config/rs6000/darwin-tramp.asm: Likewise.
2746 * config/rs6000/darwin-unwind.h: Likewise.
2747 * config/rs6000/darwin-vecsave.asm: Likewise.
2748 * config/rs6000/darwin-world.asm: Likewise.
2749 * config/rs6000/e500crtres32gpr.asm: Likewise.
2750 * config/rs6000/e500crtres64gpr.asm: Likewise.
2751 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2752 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2753 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2754 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2755 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2756 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2757 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2758 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2759 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2760 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2761 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2762 * config/rs6000/eabi-ci.asm: Likewise.
2763 * config/rs6000/eabi-cn.asm: Likewise.
2764 * config/rs6000/eabi.asm: Likewise.
2765 * config/rs6000/linux-unwind.h: Likewise.
2766 * config/rs6000/linux64.h: Likewise.
2767 * config/rs6000/paired.h: Likewise.
2768 * config/rs6000/paired.md: Likewise.
2769 * config/rs6000/ppc64-fp.c: Likewise.
2770 * config/rs6000/ppu_intrinsics.h: Likewise.
2771 * config/rs6000/rs6000.h: Likewise.
2772 * config/rs6000/si2vmx.h: Likewise.
2773 * config/rs6000/sol-ci.asm: Likewise.
2774 * config/rs6000/sol-cn.asm: Likewise.
2775 * config/rs6000/spe.h: Likewise.
2776 * config/rs6000/spu2vmx.h: Likewise.
2777 * config/rs6000/sysv4.h: Likewise.
2778 * config/rs6000/tramp.asm: Likewise.
2779 * config/rs6000/vec_types.h: Likewise.
2780 * config/s390/linux-unwind.h: Likewise.
2781 * config/s390/tpf-unwind.h: Likewise.
2782 * config/score/crti.asm: Likewise.
2783 * config/score/crtn.asm: Likewise.
2784 * config/sh/crt1.asm: Likewise.
2785 * config/sh/crti.asm: Likewise.
2786 * config/sh/crtn.asm: Likewise.
2787 * config/sh/divtab-sh4-300.c: Likewise.
2788 * config/sh/divtab-sh4.c: Likewise.
2789 * config/sh/divtab.c: Likewise.
2790 * config/sh/lib1funcs-4-300.asm: Likewise.
2791 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2792 * config/sh/lib1funcs.asm: Likewise.
2793 * config/sh/lib1funcs.h: Likewise.
2794 * config/sh/linux-atomic.asm: Likewise.
2795 * config/sh/linux-unwind.h: Likewise.
2796 * config/sh/shmedia.h: Likewise.
2797 * config/sh/sshmedia.h: Likewise.
2798 * config/sh/ushmedia.h: Likewise.
2799 * config/sparc/crtfastmath.c: Likewise.
2800 * config/sparc/linux-unwind.h: Likewise.
2801 * config/sparc/sol2-c1.asm: Likewise.
2802 * config/sparc/sol2-ci.asm: Likewise.
2803 * config/sparc/sol2-cn.asm: Likewise.
2804 * config/spu/divmodti4.c: Likewise.
2805 * config/spu/divv2df3.c: Likewise.
2806 * config/spu/float_disf.c: Likewise.
2807 * config/spu/float_unsdidf.c: Likewise.
2808 * config/spu/float_unsdisf.c: Likewise.
2809 * config/spu/float_unssidf.c: Likewise.
2810 * config/spu/mfc_multi_tag_release.c: Likewise.
2811 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2812 * config/spu/mfc_tag_release.c: Likewise.
2813 * config/spu/mfc_tag_reserve.c: Likewise.
2814 * config/spu/mfc_tag_table.c: Likewise.
2815 * config/spu/multi3.c: Likewise.
2816 * config/spu/spu_internals.h: Likewise.
2817 * config/spu/spu_intrinsics.h: Likewise.
2818 * config/spu/spu_mfcio.h: Likewise.
2819 * config/spu/vec_types.h: Likewise.
2820 * config/spu/vmx2spu.h: Likewise.
2821 * config/stormy16/stormy16-lib2.c: Likewise.
2822 * config/svr4.h: Likewise.
2823 * config/sync.c: Likewise.
2824 * config/v850/lib1funcs.asm: Likewise.
2825 * config/vxlib-tls.c: Likewise.
2826 * config/vxlib.c: Likewise.
2827 * config/vxworks-dummy.h: Likewise.
2828 * config/xtensa/crti.asm: Likewise.
2829 * config/xtensa/crtn.asm: Likewise.
2830 * config/xtensa/ieee754-df.S: Likewise.
2831 * config/xtensa/ieee754-sf.S: Likewise.
2832 * config/xtensa/lib1funcs.asm: Likewise.
2833 * config/xtensa/lib2funcs.S: Likewise.
2834 * config/xtensa/linux-unwind.h: Likewise.
2835 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2836 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2837 * coretypes.h: Likewise.
2838 * crtstuff.c: Likewise.
2839 * defaults.h: Likewise.
2840 * dwarf2.h: Likewise.
2841 * emutls.c: Likewise.
2842 * gbl-ctors.h: Likewise.
2843 * gcov-io.h: Likewise.
2844 * ginclude/float.h: Likewise.
2845 * ginclude/iso646.h: Likewise.
2846 * ginclude/stdarg.h: Likewise.
2847 * ginclude/stdbool.h: Likewise.
2848 * ginclude/stddef.h: Likewise.
2849 * ginclude/stdfix.h: Likewise.
2850 * ginclude/stdint-gcc.h: Likewise.
2851 * ginclude/tgmath.h: Likewise.
2852 * gthr-aix.h: Likewise.
2853 * gthr-dce.h: Likewise.
2854 * gthr-gnat.c: Likewise.
2855 * gthr-gnat.h: Likewise.
2856 * gthr-lynx.h: Likewise.
2857 * gthr-mipssde.h: Likewise.
2858 * gthr-nks.h: Likewise.
2859 * gthr-posix.c: Likewise.
2860 * gthr-posix.h: Likewise.
2861 * gthr-posix95.h: Likewise.
2862 * gthr-rtems.h: Likewise.
2863 * gthr-single.h: Likewise.
2864 * gthr-solaris.h: Likewise.
2865 * gthr-tpf.h: Likewise.
2866 * gthr-vxworks.h: Likewise.
2867 * gthr-win32.h: Likewise.
2869 * libgcc2.c: Likewise.
2870 * libgcc2.h: Likewise.
2871 * libgcov.c: Likewise.
2872 * tsystem.h: Likewise.
2873 * typeclass.h: Likewise.
2874 * unwind-c.c: Likewise.
2875 * unwind-compat.h: Likewise.
2876 * unwind-dw2-fde-compat.c: Likewise.
2877 * unwind-dw2-fde-darwin.c: Likewise.
2878 * unwind-dw2-fde-glibc.c: Likewise.
2879 * unwind-dw2-fde.c: Likewise.
2880 * unwind-dw2-fde.h: Likewise.
2881 * unwind-dw2.c: Likewise.
2882 * unwind-dw2.h: Likewise.
2883 * unwind-generic.h: Likewise.
2884 * unwind-pe.h: Likewise.
2885 * unwind-sjlj.c: Likewise.
2886 * unwind.inc: Likewise.
2887 * config/arm/neon-gen.ml: Change generated copyright header to
2888 refer to version 3 of the GNU General Public License with
2889 version 3.1 of the GCC Runtime Library Exception and to point
2890 readers at the COPYING3 and COPYING3.RUNTIME files and the
2891 FSF's license web page.
2892 * config/arm/arm_neon.h: Regenerate.
2894 2009-04-09 Jakub Jelinek <jakub@redhat.com>
2896 * config/cris/cris.md: Change copyright header to refer to version
2897 3 of the GNU General Public License.
2898 * doc/install.texi2html: Change copyright header to refer to version
2899 3 of the GNU General Public License and to point readers at the
2900 COPYING3 file and the FSF's license web page.
2901 * config/vax/linux.h: Likewise.
2903 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2905 * config/i386/i386.md (cmpcc): New.
2906 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
2907 (sync_compare_and_swap_cc*): Delete.
2909 * config/s390/s390.c (s390_compare_emitted): Remove.
2910 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
2911 s390_compare_emitted used to be handled. Assert that modes match.
2912 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
2913 refer to sync_compare_and_swap_ccsi.
2914 * config/s390/s390.h (s390_compare_emitted): Remove.
2915 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
2916 instead of s390_compare_emitted.
2917 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
2918 instead of s390_compare_emitted.
2919 * config/s390/s390.md (cmpcc): New.
2920 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
2921 CC_REGNUM, do not pretend it's set.
2922 (sync_compare_and_swap_cc*): Delete.
2923 * config/s390/predicates.md (cc_reg_operand): New.
2925 * expr.c (sync_compare_and_swap_cc): Delete.
2926 * optabs.h (sync_compare_and_swap_cc): Delete.
2927 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
2928 is being used with can_compare_p.
2929 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
2931 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
2932 look for a MODE_CC set instead. Use emit_store_flag.
2933 (expand_compare_and_swap_loop): Likewise, with some additional
2934 complication to avoid a force_reg when useless. Use
2935 emit_cmp_and_jump_insns.
2936 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
2937 * doc/md.texi (sync_compare_and_swap_cc): Merge with
2938 sync_compare_and_swap documentation.
2940 2009-04-09 Jan Hubicka <jh@suse.cz>
2942 * except.c (find_prev_try): Break out from ....
2943 (duplicate_eh_regions): ... here; properly update prev_try pointers
2944 when duplication part of tree.
2945 (dump_eh_tree): Improve dumping.
2946 (verify_eh_region): New.
2947 (verify_eh_tree): Use it.
2949 2009-04-06 Richard Guenther <rguenther@suse.de>
2951 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
2952 &ARRAY addresses by adjusting their types and prepending
2954 * tree-cfg.c (verify_gimple_assign_single): Verify that
2955 addresses are correct.
2957 2009-04-09 Richard Guenther <rguenther@suse.de>
2959 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
2960 indices into an array reference if possible.
2961 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2962 Fold POINTER_PLUS_EXPR statements with invariant address.
2964 2009-04-09 Alan Modra <amodra@bigpond.net.au>
2967 * config.gcc (powerpc64-*-linux*): Always build biarch.
2969 2009-04-09 Joseph Myers <joseph@codesourcery.com>
2972 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
2973 it and pedwarn if this results in an INTEGER_CST.
2975 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2977 * doc/install.texi: Update minimum GMP version. Remove obsolete
2978 text in MPFR section.
2980 2009-04-08 Jakub Jelinek <jakub@redhat.com>
2982 * dwarf2out.c (class_scope_p): New static inline.
2983 (class_or_namespace_scope_p): Use it.
2984 (gen_variable_die): Use DW_TAG_member tag for static data member
2985 declarations instead of DW_TAG_variable.
2988 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
2991 2009-04-08 Richard Guenther <rguenther@suse.de>
2993 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
2994 valueize random data.
2996 2009-04-08 David Edelsohn <edelsohn@gnu.org>
2998 * config.gcc (aix tm_file): Add aix-stdint.h.
2999 (aix tm clause use_gcc_stdint): Set to wrap.
3000 * config/rs6000/aix-stdint.h: New file.
3002 2009-04-08 Richard Guenther <rguenther@suse.de>
3005 * tree-dfa.c (add_referenced_var): Do not recurse into
3006 global initializers.
3007 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3009 (fold_const_aggregate_ref): Likewise.
3011 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3013 * recog.c (ordered_comparison_operator): New.
3014 * gensupport.c (std_preds): Add it.
3015 * doc/md.texi (Machine-Independent Predicates): Document it.
3017 2009-04-08 Jan Hubicka <jh@suse.cz>
3019 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3020 * function.h (rtl_eh): Remove exception_handler_label_map.
3021 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3022 remove_exception_handler_label, for_each_eh_label_1): Remove.
3023 (rtl_remove_unreachable_regions): Remove.
3024 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3025 (find_exception_handler_labels): Don't build the hashtable.
3026 (maybe_remove_eh_handler): Remove.
3027 (for_each_eh_label): Rewrite to walk the tree.
3028 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3029 * except.h (maybe_remove_eh_handler): Remove.
3030 * passes.c (init_optimization_passes): Schedule second EH cleanup
3032 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3033 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3035 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3037 * genoutput.c (validate_optab_operands): New.
3038 (gen_insn, gen_expand): Call it.
3040 * genflags.c (gen_insn): Detect misused iterators.
3041 (main): Pass line_no to gen_insn, exit with status 1 on error.
3043 * genextract.c (line_no): Make global.
3044 (VEC_safe_set_locstr): Change assertion to error message.
3045 (main): Exit with status 1 on error.
3047 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3051 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3052 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3053 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3054 * c-convert.c (convert): Do not call fold on results of conversion
3055 functions when the result is a C_MAYBE_CONST_EXPR.
3056 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3057 of __builtin_choose_expr.
3058 * c-typeck.c (remove_c_maybe_const_expr): New.
3059 (build_unary_op, build_conditional_expr, build_compound_expr,
3060 build_binary_op, c_objc_common_truthvalue_conversion): Call
3061 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3064 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3066 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3067 CODE to produce a new one. Add a prototype to use fold_convert_const
3069 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3072 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3073 mix declarations and code.
3075 2009-04-08 Ben Elliston <bje@au.ibm.com>
3077 * gcc.c: Replace `CC' with `GCC' throughout.
3079 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3081 * doc/invoke.texi: Document Atom support.
3083 2009-04-07 Jason Merrill <jason@redhat.com>
3086 * c-common.h, c-common.c: Add flag_pretty_templates.
3087 * c-opts.c (c_common_handle_option): Set it.
3088 * c.opt: Add -fno-pretty-templates.
3089 * doc/invoke.texi (C++ Dialect Options): Likewise.
3091 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3093 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3094 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3095 (ia64_expand_builtin): Likewise.
3097 2009-04-07 Martin Jambor <mjambor@suse.cz>
3099 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3100 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3101 ADDR_EXPRS are include too.
3103 2009-04-07 Richard Guenther <rguenther@suse.de>
3105 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3106 decls are only used if passes as parameters or if they are
3107 local statics and the call is not to a builtin.
3108 (call_may_clobber_ref_p_1): Likewise.
3110 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3112 * expr.c (do_store_flag): Remove last argument. Simplify code
3113 to avoid duplication of tests already done by can_compare_p.
3114 (expand_expr_real_1): Adjust caller.
3116 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3118 * optabs.c (can_compare_p): Test the predicate of a
3119 cbranch and cstore pattern.
3121 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3123 * expr.c (convert_move): Use emit_store_flag instead of
3126 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3128 * config/i386/i386.c (ix86_compare_emitted): Remove.
3129 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3130 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3131 * config/i386/i386.h (ix86_compare_emitted): Remove.
3132 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3133 instead of ix86_compare_emitted.
3134 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3136 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3138 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3139 Add t-sysroot-suffix to tmake_file.
3140 * config/print-sysroot-suffix.sh: New file.
3141 * config/t-sysroot-suffix: New file.
3143 2009-04-07 Ben Elliston <bje@au.ibm.com>
3145 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3146 as the latter produces a warning when the target does not support
3149 2009-04-07 Ben Elliston <bje@au.ibm.com>
3151 * dfp.c: Replace type punning assignments with memcpy throughout.
3152 * Makefile.in (dfp.o-warn): Remove.
3154 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3157 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3158 Include soft-fp/t-softfp after rs6000/t-linux64.
3160 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3162 * stor-layout.c (set_sizetype): Use the full precision of their
3163 machine mode for bitsize types.
3165 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3167 * config/i386/i386.md: Revert 2 accidental checkins.
3169 2009-04-06 Joey Ye <joey.ye@intel.com>
3170 Xuepeng Guo <xuepeng.guo@intel.com>
3171 H.J. Lu <hongjiu.lu@intel.com>
3173 Atom pipeline model, tuning and insn selection.
3174 * config.gcc (atom): Add atom config options and target.
3176 * config/i386/atom.md: New.
3178 * config/i386/i386.c (atom_cost): New cost.
3179 (m_ATOM): New macro flag.
3180 (initial_ix86_tune_features): Set m_ATOM.
3181 (x86_accumulate_outgoing_args): Likewise.
3182 (x86_arch_always_fancy_math_387): Likewise.
3183 (processor_target): Add Atom cost.
3184 (cpu_names): Add Atom cpu name.
3185 (override_options): Set Atom ISA.
3186 (ix86_issue_rate): New case PROCESSOR_ATOM.
3187 (ix86_adjust_cost): Likewise.
3189 * config/i386/i386.h (TARGET_ATOM): New target macro.
3190 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3191 (TARGET_OPT_AGU): New target option.
3192 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3193 (processor_type): Add PROCESSOR_ATOM.
3195 * config/i386/i386.md (cpu): Add new value "atom".
3196 (use_carry, movu): New attr.
3197 (atom.md): Include atom.md.
3198 (adddi3_carry_rex64): Set attr "use_carry".
3199 (addqi3_carry): Likewise.
3200 (addhi3_carry): Likewise.
3201 (addsi3_carry): Likewise.
3202 (*addsi3_carry_zext): Likewise.
3203 (subdi3_carry_rex64): Likewise.
3204 (subqi3_carry): Likewise.
3205 (subhi3_carry): Likewise.
3206 (subsi3_carry): Likewise.
3207 (x86_movdicc_0_m1_rex64): Likewise.
3208 (*x86_movdicc_0_m1_se): Likewise.
3209 (x86_movsicc_0_m1): Likewise.
3210 (*x86_movsicc_0_m1_se): Likewise.
3211 (*adddi_1_rex64): Emit add insn as much as possible.
3212 (*addsi_1): Likewise.
3213 (return_internal): Set atom_unit.
3214 (return_internal_long): Likewise.
3215 (return_pop_internal): Likewise.
3216 (*rcpsf2_sse): Set atom_sse_attr attr.
3217 (*qrt<mode>2_sse): Likewise.
3218 (*prefetch_sse): Likewise.
3220 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3222 (ix86_target_macros_internal): Likewise.
3224 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3225 (*prefetch_sse_rex): Likewise.
3226 (sse_rcpv4sf2): Likewise.
3227 (sse_vmrcpv4sf2): Likewise.
3228 (sse_sqrtv4sf2): Likewise.
3229 (<sse>_vmsqrt<mode>2): Likewise.
3230 (sse_ldmxcsr): Likewise.
3231 (sse_stmxcsr): Likewise.
3232 (*sse_sfence): Likewise.
3233 (sse2_clflush): Likewise.
3234 (*sse2_mfence): Likewise.
3235 (*sse2_lfence): Likewise.
3236 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3237 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3238 (avx_movdqu<avxmodesuffix>): Likewise.
3239 (avx_lddqu<avxmodesuffix>): Likewise.
3240 (sse2_movntv2di): Change attr "type" to "ssemov".
3241 (sse2_movntsi): Likewise.
3242 (rsqrtv8sf2): Change attr "type" to "sseadd".
3243 (sse3_addsubv2df3): Set attr "atom_unit".
3244 (sse3_h<plusminus_insn>v4sf3): Likewise.
3245 (*sse2_pmaddwd): Likewise.
3246 (*vec_extractv2di_1_rex64): Likewise.
3247 (*vec_extractv2di_1_avx): Likewise.
3248 (sse2_psadbw): Likewise.
3249 (ssse3_phaddwv8hi3): Likewise.
3250 (ssse3_phaddwv4hi3): Likewise.
3251 (ssse3_phadddv4si3): Likewise.
3252 (ssse3_phadddv2si3): Likewise.
3253 (ssse3_phaddswv8hi3): Likewise.
3254 (ssse3_phaddswv4hi3): Likewise.
3255 (ssse3_phsubwv8hi3): Likewise.
3256 (ssse3_phsubwv4hi3): Likewise.
3257 (ssse3_phsubdv4si3): Likewise.
3258 (ssse3_phsubdv2si3): Likewise.
3259 (ssse3_phsubswv8hi3): Likewise.
3260 (ssse3_phsubswv4hi3): Likewise.
3261 (ssse3_pmaddubsw128): Likewise.
3262 (sse3_pmaddubsw: Likewise.
3263 (ssse3_palignrti): Likewise.
3264 (ssse3_palignrdi): Likewise.
3266 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3268 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3270 2009-04-06 Richard Guenther <rguenther@suse.de>
3272 PR tree-optimization/28868
3273 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3274 of which PHI results we inserted.
3275 (insert_into_preds_of_block): Record inserted PHIs.
3276 (eliminate): Eliminate redundant PHI nodes.
3277 (init_pre): Init inserted_phi_names.
3279 2009-04-06 Richard Guenther <rguenther@suse.de>
3281 PR tree-optimization/39643
3282 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3283 IMAGPART_EXPRs of complex constants.
3284 (execute_fold_all_builtins): If we folded a call queue
3285 TODO_update_address_taken.
3287 2009-04-06 Jan Hubicka <jh@suse.cz>
3290 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3293 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3295 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3297 (ic_invalidate_array): Likewise.
3299 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3301 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3302 alignment for library calls.
3304 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3306 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3307 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3308 * config/i386/mingw-stdint.h: New file.
3310 2009-04-05 Richard Guenther <rguenther@suse.de>
3312 PR tree-optimization/39648
3313 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3314 our &A vs. &A[0] IL deficiencies.
3316 2009-04-04 Jan Hubicka <jh@suse.cz>
3318 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3319 removed toplevel regions.
3320 (sjlj_mark_call_sites): Likewise.
3322 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3324 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3325 (cygwin tm clause use_gcc_stdint): Set to wrap.
3326 * config/i386/cygwin-stdint.h: New file.
3328 2009-04-04 Richard Guenther <rguenther@suse.de>
3330 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3331 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3332 single-argument PHIs if we are in loop-closed SSA form.
3333 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3334 for the pre-condition.
3335 (slpeel_tree_peel_loop_to_edge): Likewise.
3336 (vect_build_loop_niters): Take an optional sequence to append stmts.
3337 (vect_generate_tmps_on_preheader): Likewise.
3338 (vect_do_peeling_for_loop_bound): Take extra guards for the
3340 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3341 the cost model check.
3342 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3343 guards if we are going to peel. Do not apply versioning in that case.
3344 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3345 (vect_do_peeling_for_loop_bound): Likewise.
3346 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3347 loop bound only record extra pre-conditions, do not apply loop
3350 2009-04-04 Richard Guenther <rguenther@suse.de>
3352 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3355 2009-04-04 Jan Hubicka <jh@suse.cz>
3357 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3358 last_basic_block for size of bb->index indexed array.
3359 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3360 compute_out, link_btr_uses, build_btr_def_use_webs,
3361 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3363 2009-04-04 Jan Hubicka <jh@suse.cz>
3365 * except.c (remove_eh_handler_and_replace): Break out from ...
3366 (remove_eh_handler): ... here.
3367 (bring_to_root): New function.
3368 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3369 handled ones, bring others to root of tree.
3371 2009-04-04 Jan Hubicka <jh@suse.cz>
3373 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3374 (all_phis_safe_to_merge): New function.
3375 (update_info): New structure.
3376 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3377 (cleanup_empty_eh): Update SSA if possible.
3379 2009-04-04 Richard Guenther <rguenther@suse.de>
3381 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3382 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3383 (append_vuse): Likewise.
3385 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3387 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3388 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3389 instead of REG_UNSAVED for DW_CFA_undefined.
3390 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3391 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3394 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3397 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3398 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3399 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3401 2009-04-04 Richard Guenther <rguenther@suse.de>
3403 PR tree-optimization/8781
3404 PR tree-optimization/37892
3405 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3406 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3407 (valueize_refs): Call it for *& valueizations.
3408 (shared_reference_ops_from_ref): Rename to ...
3409 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3410 (shared_reference_ops_from_call): Rename to ...
3411 (valueize_shared_reference_ops_from_call): ... this and valueize.
3412 (vn_reference_lookup): Update.
3413 (visit_reference_op_call): Likewise.
3414 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3415 (eliminate): Value-replace the call address in call statements.
3417 2009-04-04 Richard Guenther <rguenther@suse.de>
3419 PR tree-optimization/39636
3420 * tree-ssa-forwprop.c
3421 (forward_propagate_addr_into_variable_array_index): Check for
3422 GIMPLE_ASSIGN before accessing the rhs code.
3424 2009-04-03 Jason Merrill <jason@redhat.com>
3426 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3428 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3430 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3431 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3432 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3433 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3434 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3435 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3436 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3437 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3438 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3439 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3440 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3441 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3442 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3443 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3444 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3445 Use fr_reg_or_fp01_operand instead of fr_register_operand
3447 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3448 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3449 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3451 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3453 PR rtl-optimization/39607
3454 PR rtl-optimization/39631
3458 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3459 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3460 instead of DF_LR_OUT.
3461 * ira-lives.c (process_bb_node_lives): Ditto.
3462 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3463 instead of DF_LR_{OUT,IN}.
3464 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3465 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3467 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3469 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3470 (execute_lower_omp): Always run but take the short way out if -fopenmp
3472 (gate_lower_omp): Remove, forcing the pass manager to always run the
3473 pass and always set PROP_gimple_lomp.
3474 (pass_lower_omp): Remove gate function.
3475 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3476 PROP_trees. Instead, require it.
3477 * ipa-cp.c (pass_ipa_cp): Likewise.
3478 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3479 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3480 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3481 and PROP_gimple_leh.
3483 2009-04-03 Richard Guenther <rguenther@suse.de>
3486 PR tree-optimization/23940
3487 PR tree-optimization/33237
3490 PR tree-optimization/36201
3491 PR tree-optimization/36230
3492 PR tree-optimization/38049
3493 PR tree-optimization/38207
3494 PR tree-optimization/38230
3495 PR tree-optimization/38301
3496 PR tree-optimization/38585
3498 PR tree-optimization/38985
3499 PR tree-optimization/39299
3500 * tree-ssa-structalias.h: Remove.
3501 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3502 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3503 (struct vuse_element_d): Remove.
3504 (struct vuse_vec_d): Likewise.
3505 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3506 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3507 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3508 VUSE_ELEMENT_VAR): Likewise.
3509 (struct voptype_d): Likewise.
3510 (NUM_VOP_FREE_BUCKETS): Likewise.
3511 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3512 (struct stmt_operands_d): Remove.
3513 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3514 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3515 VDEF_NUM, VDEF_VECT): Likewise.
3516 (copy_virtual_operands): Remove.
3517 (operand_build_cmp): Likewise.
3518 (create_ssa_artificial_load_stmt): Likewise.
3519 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3520 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3521 vuse_index and mayuse_index members. Pack and move done and iter_type
3522 members to the front.
3523 (SSA_OP_VMAYUSE): Remove.
3524 (SSA_OP_VIRTUAL_USES): Adjust.
3525 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3526 (unlink_stmt_vdef): Declare.
3527 (add_to_addressable_set): Remove.
3528 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3529 (vrp_visit_stmt): Likewise.
3530 * doc/tree-ssa.texi (Alias analysis): Update.
3531 * doc/invoke.texi (max-aliased-vops): Remove docs.
3532 (avg-aliased-vops): Likewise.
3533 * tree-into-ssa.c (syms_to_rename): Remove.
3534 (need_to_update_vops_p): Likewise.
3535 (need_to_initialize_update_ssa_p): Rename to ...
3536 (update_ssa_initialized_fn): ... this. Track function we are
3538 (symbol_marked_for_renaming): Simplify.
3539 (add_new_name_mapping): Do not set need_to_update_vops_p.
3540 (dump_currdefs): Use SYMS_TO_RENAME.
3541 (rewrite_update_stmt): Always walk all uses/defs.
3542 (dump_update_ssa): Adjust.
3543 (init_update_ssa): Take function argument. Track what we are
3545 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3546 (create_new_def_for): Initialize for cfun, assert we are initialized
3548 (mark_sym_for_renaming): Simplify.
3549 (mark_set_for_renaming): Do not initialize update-ssa.
3550 (need_ssa_update_p): Simplify. Take function argument.
3551 (name_mappings_registered_p): Assert we ask for the correct function.
3552 (name_registered_for_update_p): Likewise.
3553 (ssa_names_to_replace): Likewise.
3554 (release_ssa_name_after_update_ssa): Likewise.
3555 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3556 (dump_decl_set): Do not print a newline.
3557 (debug_decl_set): Do it here.
3558 (dump_update_ssa): And here.
3559 * tree-ssa-loop-im.c (move_computations): Adjust.
3560 (movement_possibility): Likewise.
3561 (determine_max_movement): Likewise.
3562 (gather_mem_refs_stmt): Likewise.
3563 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3565 * tree-complex.c (update_all_vops): Remove.
3566 (expand_complex_move): Adjust.
3567 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3568 Simplify test for memory referencing statement. Exclude
3569 non-invariant ADDR_EXPRs.
3570 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3571 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3572 (rdg_flag_uses): Likewise.
3573 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3575 (tree_optimize_tail_calls_1): Also split the
3576 edge from the entry block if we have degenerate PHI nodes in
3577 the first basic block.
3578 * tree.c (init_ttree): Remove memory-tag related code.
3579 (tree_code_size): Likewise.
3580 (tree_node_structure): Likewise.
3581 (build7_stat): Re-write to be build6_stat.
3582 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3583 (SSA_VAR_P): Adjust.
3584 (struct tree_memory_tag): Remove.
3585 (struct tree_memory_partition_tag): Likewise.
3586 (union tree_node): Adjust.
3587 (build7): Re-write to be build6.
3588 * tree-pass.h (pass_reset_cc_flags): Remove.
3589 (TODO_update_address_taken): New flag.
3590 (pass_simple_dse): Remove.
3591 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3592 * params.h (MAX_ALIASED_VOPS): Remove.
3593 (AVG_ALIASED_VOPS): Likewise.
3594 * omp-low.c (expand_omp_taskreg): Update SSA form.
3595 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3596 aliases the lhs in a copy stmt.
3597 * tree-ssa-dse.c (struct address_walk_data): Remove.
3598 (memory_ssa_name_same): Likewise.
3599 (memory_address_same): Likewise.
3600 (get_kill_of_stmt_lhs): Likewise.
3601 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3602 unused stores. Look through PHI nodes into post-dominated regions.
3603 (dse_optimize_stmt): Simplify. Properly remove stores.
3604 (tree_ssa_dse): Compute dominators.
3605 (execute_simple_dse): Remove.
3606 (pass_simple_dse): Likewise.
3607 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3608 gimple_loaded_syms and gimple_stored_syms computation.
3609 * toplev.c (dump_memory_report): Dump alias and pta stats.
3610 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3611 (vn_reference_eq): Likewise.
3612 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3613 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3614 valueize_vuses): Remove.
3615 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3616 (get_def_ref_stmt_vuse): ... this.
3617 (vn_reference_lookup_2): New function.
3618 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3619 walking equivalent vuses. Simplify.
3620 (vn_reference_lookup): Likewise.
3621 (vn_reference_insert): Likewise.
3622 (vn_reference_insert_pieces): Likewise.
3623 (visit_reference_op_call): Simplify.
3624 (visit_reference_op_load): Likewise.
3625 (visit_reference_op_store): Likewise.
3626 (init_scc_vn): Remove shared_lookup_vuses initialization.
3627 (free_scc_vn): Remove shared_lookup_vuses freeing.
3628 (sort_vuses, sort_vuses_heap): Remove.
3629 (get_ref_from_reference_ops): Export.
3630 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3631 vector with single vuse pointer.
3632 (vn_reference_lookup_pieces, vn_reference_lookup,
3633 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3634 (shared_vuses_from_stmt): Remove.
3635 (get_ref_from_reference_ops): Declare.
3636 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3637 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3638 memory-tag related code.
3639 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3640 (likely_value): Add comment, skip static-chain of call statements.
3641 (surely_varying_stmt_p): Adjust.
3642 (gimplify_and_update_call_from_tree): Likewise.
3643 (execute_fold_all_builtins): Do not rebuild alias info.
3644 (gimplify_and_update_call_from_tree): Properly update VOPs.
3645 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3646 (copy_ref_info): Remove memory-tag related code.
3647 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3648 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3649 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3651 * tree-ssa-dom.c (gimple_p): Remove typedef.
3652 (eliminate_redundant_computations): Adjust.
3653 (record_equivalences_from_stmt): Likewise.
3654 (avail_expr_hash): Likewise.
3655 (avail_expr_eq): Likewise.
3656 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3657 (stmt_makes_single_load): Likewise.
3658 (stmt_makes_single_store): Likewise.
3659 * tree-ssa-alias.c: Rewrite completely.
3660 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3661 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3662 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3663 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3664 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3665 Remove public functions.
3666 (pass_reset_cc_flags): Remove.
3667 (pass_build_alias): Move ...
3668 * tree-ssa-structalias.c (pass_build_alias): ... here.
3669 * tree-ssa-alias.c (may_be_aliased): Move ...
3670 * tree-flow-inline.h (may_be_aliased): ... here.
3671 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3672 count_uses_and_derefs): Move ...
3673 * gimple.c: ... here.
3674 * gimple.h (count_uses_and_derefs): Declare.
3675 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3676 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3677 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3678 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3679 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3680 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3681 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3683 * tree-dfa.c (refs_may_alias_p): Move ...
3684 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3685 * tree-ssa-alias.h: New file.
3686 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3687 (statement_sink_location): Likewise.
3688 * opts.c (decode_options): Do not adjust max-aliased-vops or
3689 avg-aliased-vops values.
3690 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3691 (TV_CALL_CLOBBER): Likewise.
3692 (TV_FLOW_SENSITIVE): Likewise.
3693 (TV_FLOW_INSENSITIVE): Likewise.
3694 (TV_MEMORY_PARTITIONING): Likewise.
3695 (TV_ALIAS_STMT_WALK): New timevar.
3696 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3697 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3698 (get_address_description): Remove memory-tag related code.
3699 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3700 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3701 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3702 and immediate uses in statements. Document.
3703 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3704 (dump_symbols): Remove.
3705 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3706 * alias.c (get_deref_alias_set): New function split out from ...
3707 (get_alias_set): ... here.
3708 * alias.h (get_deref_alias_set): Declare.
3709 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3710 type parameter. Remove restrict pointer handling. Create a
3711 ref-all pointer in case type-based alias sets do not conflict.
3712 (vect_analyze_data_refs): Remove SMT related code.
3713 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3714 (vectorizable_load): Likewise.
3715 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3716 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3717 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3718 Ignore vops and SMTs.
3719 (dr_analyze_alias): Likewise..
3720 (free_data_ref): Likewise.
3721 (create_data_ref): Likewise.
3722 (analyze_all_data_dependences): Likewise.
3723 (get_references_in_stmt): Adjust.
3724 * tree-flow-inline.h (gimple_aliases_computed_p,
3725 gimple_addressable_vars, gimple_call_clobbered_vars,
3726 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3727 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3728 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3729 gimple_mem_ref_stats): Remove.
3730 (gimple_vop): New function.
3731 (op_iter_next_use): Remove vuses and mayuses cases.
3732 (op_iter_next_def): Remove vdefs case.
3733 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3734 (clear_and_done_ssa_iter): Do not set removed fields.
3735 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3736 Assert we are not iterating over vuses or vdefs if not also
3737 iterating over uses or defs.
3738 (op_iter_init_use): Likewise.
3739 (op_iter_init_def): Likewise.
3740 (op_iter_next_vdef): Remove.
3741 (op_iter_next_mustdef): Likewise.
3742 (op_iter_init_vdef): Likewise.
3743 (compare_ssa_operands_equal): Likewise.
3744 (link_use_stmts_after): Handle vuse operand.
3745 (is_call_used): Use is_call_clobbered.
3746 (is_call_clobbered): Global variables are always call clobbered,
3747 query the call-clobbers bitmap.
3748 (mark_call_clobbered): Ignore global variables.
3749 (clear_call_clobbered): Likewise.
3750 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3751 virtual operands sanity check.
3752 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3754 (TARGET_MEM_REF): Remove TMR_TAG operand.
3755 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3756 Remove call-clobber related code.
3757 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3758 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3759 partitions or escape reason.
3760 (get_single_def_stmt, get_single_def_stmt_from_phi,
3761 get_single_def_stmt_with_phi): Remove.
3762 (dump_referenced_vars): Tidy.
3763 (get_ref_base_and_extent): Allow bare decls.
3764 (collect_dfa_stats): Adjust.
3765 * graphite.c (rename_variables_in_stmt): Adjust.
3766 (graphite_copy_stmts_from_block): Likewise.
3767 (translate_clast): Likewise.
3768 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3770 (translate_vuse_through_block): Use the oracle.
3771 (phi_translate_1): Adjust.
3772 (value_dies_in_block_x): Use the oracle. Cache the outcome
3774 (valid_in_sets): Check if the VUSE for
3775 a REFERENCE is available.
3776 (eliminate): Do not remove stmts during elimination,
3777 instead queue and remove them afterwards.
3778 (do_pre): Do not rebuild alias info.
3779 (pass_pre): Run TODO_rebuild_alias before PRE.
3780 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3781 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3782 (mark_all_v_defs_stmt): Remove.
3783 (mark_all_v_defs_seq): Adjust.
3784 (sra_replace): Likewise.
3785 (scalarize_use): Likewise.
3786 (scalarize_copy): Likewise.
3787 (scalarize_init): Likewise.
3788 (scalarize_ldst): Likewise.
3789 (todoflags): Remove.
3790 (tree_sra): Do not rebuild alias info.
3791 (tree_sra_early): Adjust.
3792 (pass_sra): Run TODO_update_address_taken before SRA.
3793 * tree-predcom.c (set_alias_info): Remove.
3794 (prepare_initializers_chain): Do not call it.
3795 (mark_virtual_ops_for_renaming): Adjust.
3796 (mark_virtual_ops_for_renaming_list): Remove.
3797 (initialize_root_vars): Adjust.
3798 (initialize_root_vars_lm): Likewise.
3799 (prepare_initializers_chain): Likewise.
3800 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3801 (may_propagate_copy_into_stmt): Likewise.
3802 (merge_alias_info): Do nothing for now.
3803 (propagate_tree_value_into_stmt): Adjust.
3804 (stmt_may_generate_copy): Likewise.
3805 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3806 not mark symbols for renaming.
3807 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3808 with the same statement, make sure to update the new pointed-to one.
3809 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3810 call statements, do not mark symbols for renaming.
3811 (mark_operand_necessary): Dump something.
3812 (ref_may_be_aliased): New function.
3813 (mark_aliased_reaching_defs_necessary_1): New helper function.
3814 (mark_aliased_reaching_defs_necessary): Likewise.
3815 (mark_all_reaching_defs_necessary_1): Likewise.
3816 (mark_all_reaching_defs_necessary): Likewise.
3817 (propagate_necessity): Do not process virtual PHIs. For
3818 non-aliased loads mark all reaching definitions as necessary.
3819 For aliased loads and stores mark the immediate dominating
3820 aliased clobbers as necessary.
3821 (visited): New global static.
3822 (perform_tree_ssa_dce): Free visited bitmap after propagating
3824 (remove_dead_phis): Perform simple dead virtual PHI removal.
3825 (remove_dead_stmt): Properly unlink virtual operands when
3827 (eliminate_unnecessary_stmts): Schedule PHI removal after
3829 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3830 (process_replaceable): Likewise.
3831 (find_replaceable_in_bb): Likewise.
3832 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3833 based on the single gimple vop.
3834 (verify_flow_insensitive_alias_info): Remove.
3835 (verify_flow_sensitive_alias_info): Likewise.
3836 (verify_call_clobbering): Likewise.
3837 (verify_memory_partitions): Likewise.
3838 (verify_alias_info): Likewise.
3839 (verify_ssa): Adjust..
3840 (execute_update_addresses_taken): Export. Update SSA
3841 manually. Optimize only when optimizing. Use a local bitmap.
3842 (pass_update_address_taken): Remove TODO_update_ssa, add
3844 (pass_update_address_taken): Just use TODO_update_address_taken.
3845 (init_tree_ssa): Do not initialize addressable_vars.
3846 (verify_ssa): Verify new VUSE / VDEF properties.
3847 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3848 Do not call verify_alias_info.
3849 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3850 Do not free the loaded and stored syms bitmaps. Reset the escaped
3851 and callused solutions. Do not free addressable_vars.
3852 Remove memory-tag related code.
3853 (warn_uninitialized_var): Aliases are always available.
3854 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3855 * lambda-code.c (can_put_in_inner_loop): Adjust.
3856 (can_put_after_inner_loop): Likewise.
3857 (perfect_nestify): Likewise.
3858 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3859 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3860 (vectorizable_conversion): Do not mark symbols for renaming.
3861 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3862 (expand_call_inline): Unlink the calls virtual operands before
3864 (tree_function_versioning): Do not call update_ssa if we are not
3865 updating clones. Simplify.
3866 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
3867 (propagate_with_phi): Likewise..
3868 * tree-outof-ssa.c (create_temp): Remove memory tag and call
3869 clobber code. Assert we are not aliased or global.
3870 * tree-flow.h: Include tree-ssa-alias.h
3871 (enum escape_type): Remove.
3872 (struct mem_sym_stats_d): Likewise.
3873 (struct mem_ref_stats_d): Likewise.
3874 (struct gimple_df): Add vop member. Remove global_var,
3875 call_clobbered_vars, call_used_vars, addressable_vars,
3876 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
3877 escaped and callused members.
3878 (struct ptr_info_def): Remove all members, add points-to solution
3880 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
3881 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
3882 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
3883 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
3884 (tree-ssa-alias.o): Likewise.
3885 (toplev.o): Add tree-ssa-alias.h
3886 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
3887 * gimple.c (gimple_set_bb): Fix off-by-one error.
3888 (is_gimple_reg): Do not handle memory tags.
3889 (gimple_copy): Also copy virtual operands.
3890 Delay updating the statement. Do not reset loaded and stored syms.
3891 (gimple_set_stored_syms): Remove.
3892 (gimple_set_loaded_syms): Likewise.
3893 (gimple_call_copy_skip_args): Copy the virtual operands
3894 and mark the new statement modified.
3895 * tree-ssa-structalias.c (may_alias_p): Remove.
3896 (set_uids_in_ptset): Take the alias set to prune with as
3897 parameter. Fold in the alias test of may_alias_p.
3898 (compute_points_to_sets): Compute whether a ptr is dereferenced
3900 (process_constraint): Deal with &ANYTHING on the lhs, reject all
3901 other ADDRESSOF constraints on the lhs.
3902 (get_constraint_for_component_ref): Assert that we don't get
3903 ADDRESSOF constraints from the base of the reference.
3904 Properly generate UNKNOWN_OFFSET for DEREF if needed.
3905 (struct variable_info): Remove collapsed_to member.
3906 (get_varinfo_fc): Remove.
3907 (new_var_info): Do not set collapsed_to.
3908 (dump_constraint): Do not follow cycles.
3909 (dump_constraint_graph): Likewise.
3910 (build_pred_graph): Likewise.
3911 (build_succ_graph): Likewise.
3912 (rewrite_constraints): Likewise.
3913 (do_simple_structure_copy): Remove.
3914 (do_rhs_deref_structure_copy): Remove.
3915 (do_lhs_deref_structure_copy): Remove.
3916 (collapse_rest_of_var): Remove.
3917 (do_structure_copy): Re-implement.
3918 (pta_stats): New global variable.
3919 (dump_pta_stats): New function.
3920 (struct constraint_expr): Make offset signed.
3921 (UNKNOWN_OFFSET): Define special value.
3922 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
3923 (solution_set_expand): New helper function split out from ...
3924 (do_sd_constraint): ... here.
3925 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
3926 (do_ds_constraint): Likewise.
3927 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
3928 and CALLUSED = *CALLUSED.
3929 (set_union_with_increment): Make inc argument signed.
3930 (type_safe): Remove.
3931 (get_constraint_for_ptr_offset): Handle unknown and negative
3933 (first_vi_for_offset): Handle offsets before start. Bail
3934 out early for offsets beyond the variable extent.
3935 (first_or_preceding_vi_for_offset): New function.
3936 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
3937 Together with ESCAPED = *ESCAPED this properly computes reachability.
3938 (find_what_var_points_to): New function.
3939 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
3940 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
3941 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
3942 pt_solutions_intersect): New functions.
3943 (compute_call_used_vars): Remove.
3944 (compute_may_aliases): New main entry into PTA computation.
3945 * gimple.h (gimple_p): New typedef.
3946 (struct gimple_statement_base): Remove references_memory_p.
3947 (struct gimple_statement_with_memory_ops_base): Remove
3948 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
3950 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
3951 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
3952 gimple_set_references_memory): Remove.
3953 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
3954 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
3956 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
3957 (verify_expr): Allow RESULT_DECL.
3958 (gimple_duplicate_bb): Do not copy virtual operands.
3959 (gimple_duplicate_sese_region): Adjust.
3960 (gimple_duplicate_sese_tail): Likewise.
3961 (mark_virtual_ops_in_region): Remove.
3962 (move_sese_region_to_fn): Do not call it.
3963 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
3964 and pass_simple_dse.
3965 (execute_function_todo): Handle TODO_update_address_taken,
3966 call execute_update_addresses_taken for TODO_rebuild_alias.
3967 (execute_todo): Adjust.
3968 (execute_one_pass): Init dump files early.
3969 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
3971 (create_general_new_stmt): Clear vops.
3972 * tree-ssa-reassoc.c (get_rank): Adjust.
3973 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
3974 symbols for renaming.
3975 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
3976 (PARAM_AVG_ALIASED_VOPS): Likewise.
3977 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
3978 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
3979 * tree-ssa-operands.c: Simplify for new virtual operand representation.
3980 (operand_build_cmp, copy_virtual_operands,
3981 create_ssa_artificial_load_stmt, add_to_addressable_set,
3982 gimple_add_to_addresses_taken): Remove public functions.
3983 (unlink_stmt_vdef): New function.
3985 2009-04-03 Alan Modra <amodra@bigpond.net.au>
3987 * config.gcc (powerpc-*-linux*): Merge variants.
3989 2009-04-02 Chao-ying Fu <fu@mips.com>
3990 James Grosbach <james.grosbach@microchip.com>
3992 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
3993 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
3995 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
3996 keep_interrupts_masked_p, use_debug_exception_return_p.
3997 (mips_attribute_table): Add interrupt, use_shadow_register_set,
3998 keep_interrupts_masked, use_debug_exception_return.
3999 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4000 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4002 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4003 (mips_print_operand): Process COP0 registers to print $0 .. $31
4004 correctly for GAS to process.
4005 (mips_interrupt_extra_call_saved_reg_p): New function.
4006 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4008 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4009 (mips_compute_frame_info): Add supports for interrupt context that
4010 includes doubleword accumulators and COP0 registers.
4011 (mips_for_each_saved_acc): New function.
4012 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4013 mips_for_each_saved_reg.
4014 (mips_save_reg): Save accumulators.
4015 (mips_kernel_reg_p): A new for_each_rtx callback.
4016 (mips_expand_prologue): Support interrupt handlers.
4017 (mips_restore_reg): Restore accumulators.
4018 (mips_expand_epilogue): Support interrupt handlers.
4019 (mips_can_use_return_insn): Return false for interrupt handlers.
4020 (mips_epilogue_uses): New function.
4021 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4022 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4023 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4024 cop0_move): New instructions.
4025 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4026 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4028 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4030 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4031 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4032 interrupt handlers, we use K0 as the temporary register.
4033 (EPILOGUE_USES): Change to a function call.
4034 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4035 handlers, we use K0 as the temporary register.
4037 * doc/extend.texi (Function Attributes): Document interrupt,
4038 use_shadow_register_set, keep_interrupts_masked,
4039 use_debug_exception_return for MIPS attributes.
4041 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4043 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4044 Remove a number of t-files from tmake_file.
4045 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4046 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4047 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4048 target_prototype, not TARGET_PROTOTYPE.
4049 (LINK_OS_GNU_SPEC): Define.
4050 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4051 and darwin-ldoubdle.c.
4053 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4056 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4057 (cpp_options): Ditto.
4058 (default_compilers): Ditto.
4059 (display_help): Ditto.
4060 (process_command): Ditto.
4062 (set_input): Use lbasename instead of duplicate code.
4063 (save_temps_prefix): New static for -save-temps=obj.
4064 (save_temps_length): Ditto.
4066 * doc/invoke.texi (-save-temps=obj): Document new variant to
4069 2009-04-02 Jeff Law <law@redhat.com>
4071 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4074 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4076 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4077 * configure: Regenerated.
4079 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4081 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4082 share the argument list.
4084 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4088 2009-02-12 Diego Novillo <dnovillo@google.com>
4090 * varpool.c (debug_varpool): New.
4091 * cgraph.h (debug_varpool): Declare.
4093 2009-04-02 Jan Hubicka <jh@suse.cz>
4095 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4098 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4100 * config/i386/i386.c (ix86_abi): Move initialization to ...
4101 (override_options): Here.
4103 2009-04-02 Christian Bruel <christian.bruel@st.com>
4105 * config/sh/sh.c (sh_dwarf_register_span): New function.
4106 (TARGET_DWARF_REGISTER_SPAN): Define.
4107 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4109 2009-04-02 Ira Rosen <irar@il.ibm.com>
4111 PR tree-optimization/39595
4112 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4113 interleaved loads group is not greater than the SLP group size.
4115 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4117 * builtins.c (is_builtin_name): New.
4118 (called_as_built_in): Use is_builtin_name.
4119 * tree.h (is_builtin_name): New.
4120 * varasm.c (incorporeal_function_p): Use is_builtin_name
4122 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4124 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4126 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4129 * c-decl.c (clone_underlying_type): Move this ...
4130 * c-common.c (set_underlying_type): ... here.
4131 Also, make sure the function properly sets TYPE_STUB_DECL() on
4132 the newly created typedef variant type.
4133 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4134 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4137 2009-04-02 Richard Guenther <rguenther@suse.de>
4139 PR tree-optimization/37221
4140 * tree-flow.h (degenerate_phi_result): Declare.
4141 * tree-ssa-dom.c (degenerate_phi_result): Export.
4142 * tree-scalar-evolution.c (analyze_initial_condition): If
4143 the initial condition is defined by a degenerate PHI node
4144 use the degenerate value.
4146 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4148 PR rtl-optimization/39588
4149 * combine.c (merge_outer_ops): Do not set the constant when this
4151 (simplify_shift_const_1): Do not modify it either in this case.
4153 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4155 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4156 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4158 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4161 * c-lex.c (interpret_float): Default (no suffix) is double.
4163 2009-04-1 Xinliang David Li <davidxl@google.com>
4165 * config/i386/i386.c (legitimate_constant_p): Recognize
4166 all one vector constant.
4168 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4170 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4171 Change #include order to silence two warnings.
4173 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4175 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4176 (ASM_SPEC): Pass -k to the assembler for PIC code.
4178 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4180 * gcc/config.gcc: Add vax-*-linux* to the switch.
4181 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4182 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4184 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4186 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4187 Use predicate macros instead of GET_CODE() == foo.
4188 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4189 ashlsi3, rotrsi3, <unnamed>): Likewise.
4191 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4193 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4194 jbbccihi, jbbccisi): Remova trailing whitespace.
4195 * gcc/config/vax/constraints.md: Likewise.
4196 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4197 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4198 * gcc/config/vax/predicates.md: Likewise.
4199 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4200 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4201 * gcc/config/vax/vax.h: Likewise.
4202 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4206 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4207 (indirectable_address_p, adjacent_operands_p): Add spaces around
4209 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4211 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4213 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4214 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4215 index_term_p, reg_plus_index_p, legitimate_address_p,
4216 vax_mode_dependent_address_p): Update comments to match functions
4217 modified by the recent int->bool conversion.
4219 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4221 * gcc/config/vax/builtins.md: Update copyright message.
4222 * gcc/config/vax/constraints.md: Likewise.
4223 * gcc/config/vax/netbsd-elf.h: Likewise.
4224 * gcc/config/vax/predicates.md: Likewise.
4225 * gcc/config/vax/vax-protos.h: Likewise.
4226 * gcc/config/vax/vax.c: Likewise.
4227 * gcc/config/vax/vax.h: Likewise.
4228 * gcc/config/vax/vax.md: Likewise.
4229 * gcc/config/vax/vax.opt: Likewise.
4231 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4233 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4234 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4235 * gcc/config/vax/constraints.md (B, R): Likewise.
4236 * gcc/config/vax/predicates.md (external_memory_operand,
4237 nonimmediate_addsub_di_operand): Likewise.
4238 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4239 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4240 untyped_call): Likewise.
4242 2009-04-01 Matt Thomas <matt@3am-software.com>
4244 * config/vax/predicates.md: New file.
4245 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4246 external_const_operand, nonsymbolic_operand, external_memory_operand,
4247 indirect_memory_operand, indexed_memory_operand,
4248 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4249 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4251 * config/vax/constraints.md: New file.
4252 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4254 * config/vax/builtins.md: New file.
4255 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4256 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4258 * config/vax/vax.opt (mqmath): Add option.
4259 * config/vax/vax.md (isfx): Extend with DI.
4260 (VAXintQH, VAXintQHSD): Define.
4261 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4262 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4263 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4264 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4265 (movdi): Update constraints and use vax_output_int_move().
4266 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4267 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4268 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4269 nonlocal_goto): New.
4270 (mov<mode>): Extend accepted operand types.
4271 (subdi3_old): Rename from subdi3, change update constraints and use
4272 a new implementation.
4273 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4274 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4275 MOVE_RATIO, CLEAR_RATIO): Define.
4276 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4277 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4278 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4279 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4280 (split_quadword_operands): Make static and really allow variable
4282 (print_operand_address): Update for PIC generation.
4283 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4284 indexable_address_p, fixup_mathdi_operand,
4285 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4286 (vax_float_literal, legitimate_constant_p,
4287 indirectable_constant_address_p, index_term_p,
4288 reg_plus_index_p): Return bool instead of int.
4289 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4291 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4293 (vax_output_conditional_branch): Indent.
4294 (legitimate_constant_address_p, indirectable_constant_address_p,
4295 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4296 vax_mode_dependent_address_p): Return bool instead of int, update for
4298 * config/vax/vax-protos.h (legitimate_constant_address_p,
4299 legitimate_constant_p, legitimate_address_p,
4300 vax_mode_dependent_address_p): Change declaration to bool.
4301 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4302 vax_expand_addsub_di_operands, vax_output_int_subtract,
4303 vax_output_movmemsi): Declare.
4304 (split_quadword_operands, vax_float_literal): Delete declaration.
4305 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4306 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4307 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4308 ASM_OUTPUT_DWARF_PCREL): Define.
4309 (ASM_SPEC): Change definition to allow PIC generation.
4311 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4313 * doc/sourcebuild.texi: Update front-end requirements.
4315 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4318 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4319 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4320 (booldi3_internal3): Use boolean_or_operator instead of
4323 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4326 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4327 declarator whose size is not an integer constant expression but
4328 folds to an integer constant, then treat it as a constant
4331 2009-04-01 Richard Guenther <rguenther@suse.de>
4333 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4334 i * 4 + 2 to (i * 2 + 1) * 2.
4336 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4339 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4340 return if c_parser_asm_string_literal returned NULL.
4342 2009-04-01 Nick Clifton <nickc@redhat.com>
4344 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4346 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4347 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4348 other typedefs to avoid conflicts with libgcc2.c. Define labels
4349 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4351 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4352 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4355 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4357 * varasm.c (default_function_rodata_section): Declare DOT as
4360 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4361 Andrey Galkin <agalkin@hypercom.com>
4364 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4365 Make object_name unique for each process.
4367 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4370 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4371 addressable variables in the parallel that could go out of scope while
4372 running queued tasks.
4374 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4376 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4377 (CASE_VALUES_THRESHOLD): Redefine.
4378 * config/avr/avr.c (avr_override_options): Remove initialization of
4379 avr_case_values_threshold variable.
4380 (avr_case_values_threshold): Remove variable. Add new function.
4381 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4382 * config/avr/avr.opt (mno-tablejump): Remove option.
4383 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4385 2009-04-01 DJ Delorie <dj@redhat.com>
4387 * varasm.c (default_function_rodata_section): Don't assume
4388 anything about where the first '.' in the section name is.
4390 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4392 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4393 rs6000_emit_stack_tie.
4395 2009-03-31 Ian Lance Taylor <iant@google.com>
4397 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4398 gimple_code with GIMPLE_RESX, not RESX.
4400 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4402 * c-common.c (c_get_ident): New.
4403 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4405 2009-04-01 Ben Elliston <bje@au.ibm.com>
4407 * config/rs6000/sysv4.opt (msdata): Improve option description.
4409 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4411 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4412 (divdf3_internal_lat): Remove.
4413 (divxf3_internal_lat): Remove.
4414 (divxf3_internal_thr): Remove.
4415 (divxf): Use divxf3_internal.
4416 * config/ia64/div.md (divsf3_internal_lat): New.
4417 (divdf3_internal_lat): New.
4418 (divxf3_internal): New.
4420 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4423 * Makefile.in (USE_GCC_STDINT): Define.
4424 (stmp-int-hdrs): Install stdint.h if applicable.
4425 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4427 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4428 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4429 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4430 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4431 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4432 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4433 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4434 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4435 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4436 (c_common_nodes_and_builtins): Initialize
4437 underlying_wchar_type_node. Do not initialize
4438 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4439 nodes for new types.
4440 (c_stddef_cpp_builtins): Define macros for new types.
4441 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4443 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4444 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4445 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4446 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4447 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4448 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4449 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4450 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4451 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4452 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4453 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4454 int16_type_node, int32_type_node, int64_type_node,
4455 uint8_type_node, uint16_type_node, c_uint32_type_node,
4456 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4457 int_least32_type_node, int_least64_type_node,
4458 uint_least8_type_node, uint_least16_type_node,
4459 uint_least32_type_node, uint_least64_type_node,
4460 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4461 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4462 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4463 uintptr_type_node): Define.
4464 * c-cppbuiltin.c (builtin_define_constants,
4465 builtin_define_type_minmax): New.
4466 (builtin_define_stdint_macros): Define more macros.
4467 (c_cpp_builtins): Define more limit macros.
4469 (builtin_define_type_max): Define in terms of
4470 builtin_define_type_minmax. Remove is_long parameter. All
4472 * config.gcc (use_gcc_stdint): Define.
4473 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4474 Add newlib-stdint.h for generic targets.
4475 * config/glibc-stdint.h, config/newlib-stdint.h,
4476 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4477 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4478 * config/score/score.h (UINTPTR_TYPE): Define.
4479 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4480 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4481 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4482 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4483 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4484 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4485 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4486 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4487 * config/spu/spu.h (STDINT_LONG32): Define.
4488 * configure.ac (use_gcc_stdint): Substitute.
4489 * configure: Regenerate.
4490 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4491 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4492 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4493 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4494 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4495 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4496 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4497 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4498 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4499 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4500 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4501 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4502 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4503 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4504 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4505 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4506 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4507 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4508 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4509 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4510 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4511 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4512 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4513 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4514 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4515 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4516 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4517 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4518 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4520 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4522 * loop-iv.c (suitable_set_for_replacement): Renamed from
4523 simplify_using_assignment; changed to return bool and to accept new
4524 args DEST and SRC. Return true iff we find a source/destination pair
4525 that can be used to make a replacement, and fill SRC and DEST if so.
4526 Remove arg ALTERED. Don't deal with altered regs here. All callers
4528 (simplify_using_initial_values): Deal with altered regs here and track
4529 more precisely the effect they have on the validity of our expression.
4531 * loop-iv.c (simplify_using_condition): A condition of the form
4532 (EQ REG CONST) can be used to simply make a substitution.
4533 (simplify_using_initial_values): Keep track of conditions we have seen
4534 and keep using them to simplify new expressions, while applying the
4535 same substitutions to them as to the expression.
4537 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4538 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4541 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4542 changed. Use this when trying to improve the upper bound.
4543 Generate the comparison by using simplify_gen_relational.
4545 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4547 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4549 (simplify_using_assignment, simplify_using_initial_values): Call
4550 replace_in_expr to make replacements. Call replace_single_def_regs
4551 once on the initial version of the expression.
4553 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4556 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4558 2009-03-31 Richard Guenther <rguenther@suse.de>
4561 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4562 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4564 2009-03-31 Richard Guenther <rguenther@suse.de>
4566 * tree.h (div_if_zero_remainder): Declare.
4567 * fold-const.c (div_if_zero_remainder): Export.
4568 * tree-ssa-forwprop.c
4569 (forward_propagate_addr_into_variable_array_index): Handle
4570 constant array index addition outside of the variable index.
4572 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4575 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4576 define_splits, floatunssi<mode>2): Require x87 conversions from
4577 DImode to be permitted.
4579 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4581 PR preprocessor/15638
4582 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4584 2009-03-31 Richard Guenther <rguenther@suse.de>
4588 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4589 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4590 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4591 a separate statement.
4592 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4593 (lookup_tmp_var): Likewise.
4594 (is_gimple_formal_tmp_or_call_rhs): Remove.
4595 (is_gimple_reg_or_call_rhs): Rename to ...
4596 (is_gimple_reg_rhs_or_call): ... this.
4597 (is_gimple_mem_or_call_rhs): Rename to ...
4598 (is_gimple_mem_rhs_or_call): ... this.
4599 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4600 DECL_GIMPLE_REG_P only if is_formal is true.
4601 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4602 for non-proper post-modify expression gimplification.
4603 (gimplify_self_mod_expr): For post-modify expressions gimplify
4604 the lvalue to a minimal lvalue.
4605 (rhs_predicate_for): Remove formal temp case.
4606 (gimplify_modify_expr_rhs): Likewise.
4607 (gimplify_addr_expr): Use is_gimple_reg.
4608 (gimplify_expr): Remove formal temp cases.
4609 (gimple_regimplify_operands): Likewise.
4610 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4611 and FILTER_EXPR like constants.
4612 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4614 (is_gimple_formal_tmp_rhs): Remove.
4615 (is_gimple_reg_rhs): Remove special casing.
4616 (is_gimple_mem_rhs): Fix.
4617 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4618 (is_gimple_formal_tmp_var): Remove.
4619 (is_gimple_formal_tmp_reg): Likewise.
4620 (is_gimple_min_lval): Allow invariant component ref parts.
4621 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4622 is_gimple_formal_tmp_reg): Remove declarations.
4623 * tree-cfg.c (verify_expr): Verify that variables with address
4624 taken do not have DECL_GIMPLE_REG_P set.
4625 * tree-mudflap.c (mf_build_check_statement_for): Use
4626 force_gimple_operand instead of gimplify_expr.
4628 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4630 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4631 schedulable rows to compute_split_row.
4633 2009-03-31 Ben Elliston <bje@au.ibm.com>
4636 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4639 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4641 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4642 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4643 * configure: Regenerate.
4644 * config.in: Regenerate.
4645 * config/rs6000/rs6000.opt (mtls-markers): Add.
4646 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4647 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4648 (tls_ld_aix, tls_ld_sysv): Likewise.
4649 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4650 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4652 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4654 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4656 2009-03-30 Jan Hubicka <jh@suse.cz>
4658 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4660 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4661 detection and label handling.
4663 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4665 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4666 left_conflicts_size.
4667 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4668 ALLOCNO_LEFT_CONFLICTS_SIZE.
4670 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4671 remove_allocno_from_bucket_and_push,
4672 allocno_spill_priority_compare, push_allocnos_to_stack,
4673 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4674 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4675 (setup_allocno_left_conflicts_num): Ditto. Rename to
4676 setup_allocno_left_conflicts_size.
4677 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4678 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4679 setup_allocno_left_conflicts_size instead of
4680 setup_allocno_left_conflicts_num.
4682 * ira-build.c (ira_create_allocno): Use
4683 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4684 ALLOCNO_LEFT_CONFLICTS_NUM.
4686 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4688 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4689 instead of DF_LR_OUT.
4691 * ira-lives.c (process_bb_node_lives): Ditto.
4693 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4694 instead of DF_LR_{OUT,IN}.
4696 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4698 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4700 2009-03-30 Jan Hubicka <jh@suse.cz>
4702 * except.c (label_to_region_map): Fix thinko.
4704 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4707 * tree.h (tree_find_value): New declaration.
4708 * tree.c (tree_find_value): New function.
4709 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4711 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4714 * c-decl.c (struct c_binding): Add locus field.
4715 (bind): Add locus argument, set locus field from it.
4716 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4717 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4718 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4719 implicitly_declare, undeclared_variable, lookup_label,
4720 declare_label, c_make_fname_decl, c_builtin_function,
4721 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4724 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4727 * config/i386/i386.c (classify_argument): Check total size of
4730 2009-03-30 Martin Jambor <mjambor@suse.cz>
4732 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4733 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4734 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4737 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4738 seen_variable_array_ref while also traversing a union.
4740 * tree-inline.c (optimize_inline_calls): Do not call
4741 cgraph_node_remove_callees.
4742 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4743 (pass_remove_cgraph_callee_edges): New variable.
4744 * passes.c (init_optimization_passes): Add
4745 pass_remove_cgraph_callee_edges after early inlining and before all
4746 late intraprocedural passes.
4748 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4750 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4752 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4755 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4757 * combine.c (simplify_comparison): Use have_insn_for.
4758 * dojump.c (do_jump): Likewise.
4760 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4762 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4763 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4764 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4765 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4766 instead of sparc_compare_emitted.
4767 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4768 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4769 instead of sparc_compare_emitted.
4771 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4773 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4774 enter/exit cfglayout mode.
4775 (pass_partition_block): Require it.
4776 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4777 (combine_instructions): Track basic blocks instead of labels.
4778 (update_cfg_for_uncondjump): New.
4779 (try_combine): Use it. Update jumps after rescanning.
4780 (pass_combine): Require PROP_cfglayout.
4781 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4783 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4785 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4786 Provide/destroy PROP_cfglayout respectively.
4787 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4788 * tree-pass.h (PROP_cfglayout): New.
4790 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4792 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4793 fold_convert_const_fixed_from_fixed,
4794 fold_convert_const_fixed_from_int,
4795 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4796 set TREE_CONSTANT_OVERFLOW.
4797 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4798 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4800 2009-03-30 Ira Rosen <irar@il.ibm.com>
4802 * tree-vect-loop-manip.c: New file.
4803 * tree-vectorizer.c: Update documentation and included files.
4804 (vect_loop_location): Make extern.
4805 (rename_use_op): Move to tree-vect-loop-manip.c
4806 (rename_variables_in_bb, rename_variables_in_loop,
4807 slpeel_update_phis_for_duplicate_loop,
4808 slpeel_update_phi_nodes_for_guard1,
4809 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4810 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4811 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4812 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4813 find_loop_location): Likewise.
4814 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4815 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4816 get_vectype_for_scalar_type, vect_is_simple_use,
4817 supportable_widening_operation, supportable_narrowing_operation):
4819 (bb_in_loop_p): Move to tree-vect-loop.c.
4820 (new_loop_vec_info, destroy_loop_vec_info,
4821 reduction_code_for_scalar_code, report_vect_op,
4822 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4823 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4824 (vect_supportable_dr_alignment): Likewise.
4825 * tree-vectorizer.h (tree-data-ref.h): Include.
4826 (vect_loop_location): Declare.
4827 Reorganize function declarations according to the new file structure.
4828 * tree-vect-loop.c: New file.
4829 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4830 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4831 * tree-vect-data-refs.c: New file.
4832 * tree-vect-patterns.c (timevar.h): Don't include.
4833 * tree-vect-stmts.c: New file.
4834 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4835 tree-vect-slp.c, tree-vect-loop.c.
4836 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4837 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4838 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4839 (tree-vect-analyze.o): Remove.
4840 (tree-vect-transform.o): Likewise.
4841 (tree-vect-data-refs.o): Add rule.
4842 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4843 tree-vect-slp.o): Likewise.
4844 (tree-vect-patterns.o): Remove redundant dependencies.
4845 (tree-vectorizer.o): Likewise.
4846 * tree-vect-slp.c: New file.
4848 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4850 * optc-gen.awk: Warn if an option flag has multiple different
4853 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4855 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4856 -floop-block): Document dependences on PPL, CLooG and Graphite.
4858 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4860 PR rtl-optimization/323
4861 * c-common.c (c_fully_fold, convert_and_check,
4862 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4863 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
4864 * c-common.def (EXCESS_PRECISION_EXPR): New.
4865 * c-cppbuiltin.c (builtin_define_float_constants): Define
4866 constants with enough digits for long double.
4867 * c-lex.c (interpret_float): Interpret constant with excess
4868 precision where appropriate.
4869 * c-opts.c (c_common_post_options): Set
4870 flag_excess_precision_cmdline. Give an error for
4871 -fexcess-precision=standard for C++ for processors where the
4872 option is significant.
4873 * c-parser.c (c_parser_conditional_expression): Handle excess
4874 precision in condition.
4875 * c-typeck.c (convert_arguments): Handle arguments with excess
4877 (build_unary_op): Move excess precision outside operation.
4878 (build_conditional_expr): Likewise.
4879 (build_compound_expr): Likewise.
4880 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
4881 (build_modify_expr): Handle excess precision in RHS.
4882 (convert_for_assignment): Handle excess precision in converted
4884 (digest_init, output_init_element, process_init_element): Handle
4885 excess precision in initializer.
4886 (c_finish_return): Handle excess precision in return value.
4887 (build_binary_op): Handle excess precision in operands and add
4888 excess precision as needed for operation.
4889 * common.opt (-fexcess-precision=): New option.
4890 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
4891 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
4892 For standard excess precision, output explicit conversion to and
4893 truncation from XFmode.
4894 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
4895 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
4896 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
4897 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
4898 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
4899 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
4900 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
4901 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
4902 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
4903 define_splits, sqrt<mode>2): Disable where appropriate for
4904 standard excess precision.
4905 * convert.c (convert_to_real): Do not shorten arithmetic to type
4906 for which excess precision would be used.
4907 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
4908 * doc/invoke.texi (-fexcess-precision=): Document option.
4909 (-mfpmath=): Correct index entry.
4910 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
4911 flag_excess_precision): New.
4912 * langhooks.c (lhd_post_options): Set
4913 flag_excess_precision_cmdline.
4914 * opts.c (common_handle_option): Handle -fexcess-precision=.
4915 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
4916 init_excess_precision): New.
4917 (lang_dependent_init_target): Call init_excess_precision.
4918 * tree.c (excess_precision_type): New.
4919 * tree.h (excess_precision_type): Declare.
4921 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4924 * c-typeck.c (build_component_ref): Do not copy qualifiers from
4925 non-lvalue to component.
4927 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4929 PR preprocessor/34695
4930 * Makefile.in (c-opts.o): Depend on c-tree.h.
4931 * c-common.c: Move down include of diagnostic.h.
4932 (done_lexing, c_cpp_error): New.
4933 * c-common.h (done_lexing): Declare.
4934 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
4936 * c-opts.c: Include c-tree.h.
4937 (c_common_init_options): Set preprocessor error callback.
4938 (c_common_handle_option): Do not set preprocessor
4939 inhibit_warnings, warnings_are_errors, warn_system_headers,
4940 pedantic_errors or inhibit_warnings flags.
4941 (c_common_post_options): Do not check cpp_errors (parse_in).
4942 (c_common_finish): Do not output dependencies if there were
4943 errors. Do not check return value of cpp_finish.
4944 * c-ppoutput.c (pp_file_change): Set input_location.
4945 * c-tree.h (c_cpp_error): Declare.
4946 * diagnostic.c (diagnostic_set_info_translated): Also initialize
4948 (diagnostic_build_prefix): Check override_column.
4949 * diagnostic.h (diagnostic_info): Add override_column field.
4950 (diagnostic_override_column): Define.
4952 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
4954 * c-common.c (c_expand_expr, c_staticp): Remove.
4955 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
4956 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
4957 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
4958 * c-gimplify.c (gimplify_compound_literal_expr,
4959 optimize_compound_literals_in_ctor): Remove.
4960 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
4961 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
4962 * c-semantics.c (emit_local_var): Remove.
4964 * langhooks-def.h (lhd_expand_expr): Remove.
4965 * langhooks.c (lhd_expand_expr): Remove.
4966 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
4968 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
4969 handling from c-semantics.c; don't call into langhook.
4970 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
4971 * gimplify.c (gimplify_compound_literal_expr,
4972 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
4973 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
4974 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
4975 as was done in c-gimplify.c.
4976 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
4977 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
4978 Move from c-common.h.
4979 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
4981 * tree.c (staticp): Do not call langhook.
4982 * langhooks.c (lhd_staticp): Delete.
4983 * langhooks-def.h (lhd_staticp): Delete prototype.
4984 (LANG_HOOKS_STATICP): Delete.
4985 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
4987 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
4988 instead of DECL_STMTs.
4990 2009-03-29 Joseph Myers <joseph@codesourcery.com>
4998 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5000 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5001 contained expression.
5002 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5003 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5004 conditional expressions for C.
5005 (decl_constant_value_for_optimization): Move from
5006 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5007 whether optimizing and that the expression is a VAR_DECL not of
5008 array type instead of doing such checks in the caller. Do not
5009 check pedantic. Call gcc_unreachable for C++.
5010 * c-common.def (C_MAYBE_CONST_EXPR): New.
5011 * c-common.h (c_fully_fold, c_save_expr,
5012 decl_constant_value_for_optimization): New prototypes.
5013 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5014 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5015 EXPR_INT_CONST_OPERANDS): Define.
5016 * c-convert.c (convert): Strip nops from expression.
5017 * c-decl.c (groktypename): Take extra parameters expr and
5018 expr_const_operands. Update call to grokdeclarator.
5019 (start_decl): Update call to grokdeclarator. Add statement for
5020 expressions used in type of decl.
5021 (grokparm): Update call to grokdeclarator.
5022 (push_parm_decl): Update call to grokdeclarator.
5023 (build_compound_literal): Add parameter non_const and build a
5024 C_MAYBE_COSNT_EXPR if applicable.
5025 (grokdeclarator): Take extra parameters expr and
5026 expr_const_operands. Track expressions used in declaration
5027 specifiers and declarators. Fold array sizes and track whether
5028 they are constant expressions and whether they are integer
5029 constant expressions.
5030 (parser_xref_tag): Set expr and expr_const_operands fields in
5032 (grokfield): Update call to grokdeclarator.
5033 (start_function): Update call to grokdeclarator.
5034 (build_null_declspecs): Set expr and expr_const_operands fields in
5036 (declspecs_add_type): Handle expressions in typeof specifiers.
5037 * c-parser.c (c_parser_declspecs): Set expr and
5038 expr_const_operands fields for declaration specifiers.
5039 (c_parser_enum_specifier): Likewise.
5040 (c_parser_struct_or_union_specifier): Likewise.
5041 (c_parser_typeof_specifier): Likewise. Update call to
5042 groktypename. Fold expression as needed. Return expressions with
5043 type instead of adding statements.
5044 (c_parser_attributes): Update calls to c_parser_expr_list.
5045 (c_parser_statement_after_labels): Fold expression before passing
5046 to objc_build_throw_stmt.
5047 (c_parser_condition): Fold expression.
5048 (c_parser_asm_operands): Fold expression.
5049 (c_parser_conditional_expression): Use c_save_expr. Update call
5050 to build_conditional_expr.
5051 (c_parser_alignof_expression): Update call to groktypename.
5052 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5053 original_code. Fold expression argument of va_arg. Create
5054 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5055 argument to va_arg. Update calls to groktypename. Fold array
5056 index for offsetof. Verify that first argument to
5057 __builtin_choose_expr has integer type.
5058 (c_parser_postfix_expression_after_paren_type): Update calls to
5059 groktypename and build_compound_literal. Handle expressions with
5060 side effects in type name.
5061 (c_parser_postfix_expression_after_primary): Update call to
5062 c_parser_expr_list. Set original_code for calls to
5063 __builtin_constant_p.
5064 (c_parser_expr_list): Take extra parameter fold_p. Fold
5065 expressions if requested.
5066 (c_parser_objc_type_name): Update call to groktypename.
5067 (c_parser_objc_synchronized_statement): Fold expression.
5068 (c_parser_objc_receiver): Fold expression.
5069 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5070 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5071 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5072 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5073 (struct c_typespec): Add elements expr and expr_const_operands.
5074 (struct c_declspecs): Add elements expr and expr_const_operands.
5075 (groktypename, build_conditional_expr, build_compound_literal):
5077 (in_late_binary_op): Declare.
5078 * c-typeck.c (note_integer_operands): New function.
5079 (in_late_binary_op): New variable.
5080 (decl_constant_value_for_broken_optimization): Move to c-common.c
5081 and rename to decl_constant_value_for_optimization.
5082 (default_function_array_conversion): Do not strip nops.
5083 (default_conversion): Do not call
5084 decl_constant_value_for_broken_optimization.
5085 (build_array_ref): Do not fold result.
5086 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5087 result when operand is a VLA.
5088 (c_expr_sizeof_type): Update call to groktypename. Handle
5089 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5090 result when operand names a VLA type.
5091 (build_function_call): Update call to build_compound_literal.
5092 Only fold result for calls to __builtin_* functions. Strip
5093 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5094 the function designator.
5095 (convert_arguments): Fold arguments. Update call to
5096 convert_for_assignment.
5097 (build_unary_op): Handle increment and decrement of
5098 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5099 decrement earlier. Fold operand of increment and decrement.
5100 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5101 built for integer operand. Wrap returns that are INTEGER_CSTs
5102 without being integer constant expressions or that have integer
5103 constant operands without being INTEGER_CSTs.
5104 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5105 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5106 result is an integer constant expression or can be used in
5107 unevaluated parts of one and avoid folding and wrap as
5108 appropriate. Fold operands before possibly doing -Wsign-compare
5110 (build_compound_expr): Wrap result for C99 if operands can be used
5111 in integer constant expressions.
5112 (build_c_cast): Update call to digest_init. Do not ignore
5113 overflow from casting floating-point constants to integers. Wrap
5114 results that could be confused with integer constant expressions,
5115 null pointer constants or floating-point constants.
5116 (c_cast_expr): Update call to groktypename. Handle expressions
5117 included in type name.
5118 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5119 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5120 Update calls to convert_for_assignment.
5121 (convert_for_assignment): Take new parameter
5122 null_pointer_constant. Do not strip nops or call
5123 decl_constant_value_for_broken_optimization. Set
5124 in_late_binary_op for conversions to boolean.
5125 (store_init_value): Update call to digest_init.
5126 (digest_init): Take new parameter null_pointer_constant. Do not
5127 call decl_constant_value_for_broken_optimization. pedwarn for
5128 initializers not constant expressions. Update calls to
5129 convert_for_assignment.
5130 (constructor_nonconst): New.
5131 (struct constructor_stack): Add nonconst element.
5132 (really_start_incremental_init, push_init_level, pop_init_level):
5133 Handle constructor_nonconst and nonconst element.
5134 (set_init_index): Call constant_expression_warning for array
5136 (output_init_element): Fold value. Set constructor_nonconst as
5137 applicable. pedwarn for initializers not constant expressions.
5138 Update call to digest_init. Call constant_expression_warning
5139 where constant initializers are required.
5140 (process_init_element): Use c_save_expr.
5141 (c_finish_goto_ptr): Fold expression.
5142 (c_finish_return): Fold return value. Update call to
5143 convert_for_assignment.
5144 (c_start_case): Fold switch expression.
5145 (c_process_expr_stmt): Fold expression.
5146 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5147 ensure statement expression is not evaluated in constant expression.
5148 (build_binary_op): Track whether results are integer constant
5149 expressions or may occur in such, disable folding and wrap results
5150 as applicable. Fold operands for -Wsign-compare warnings unless
5152 (c_objc_common_truthvalue_conversion): Handle results folded to
5153 integer constants that are not integer constant expressions.
5154 * doc/extend.texi: Document when typeof operands are evaluated,
5155 that condition of __builtin_choose_expr is an integer constant
5156 expression, and more about use of __builtin_constant_p in
5159 2009-03-29 Richard Guenther <rguenther@suse.de>
5161 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5162 propagate addresses of array references.
5164 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5166 * regmove.c (perhaps_ends_bb_p): Remove.
5167 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5168 from INSN and check that the main loop stays within that basic block.
5169 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5170 (regmove_forward_pass): Split out from regmove_optimize. Use
5171 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5172 (regmove_backward_pass): Split out from regmove_optimize. Use
5173 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5174 (regmove_optimize): Simplify.
5176 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5179 * config/i386/i386.c (classify_argument): Ignore flexible array
5180 member in struct and warn ABI change.
5182 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5184 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5186 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5187 (ix86_adjust_cost): Updated.
5189 2009-03-29 Jan Hubicka <jh@suse.cz>
5192 * tree-pass.h (pass_cleanup_eh): New function.
5193 (remove_unreachable_regions): Break code handling RTL
5194 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5195 that can not be reached by runtime.
5196 (can_be_reached_by_runtime): New function.
5197 (label_to_region_map): New function.
5198 (num_eh_regions): New function.
5199 (rtl_remove_unreachable_regions): New function.
5200 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5201 (remove_eh_region): New function.
5202 * except.h: Include sbitmap and vecprim.
5203 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5204 num_eh_regions): Declare.
5205 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5206 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5207 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5208 (tree_empty_eh_handler_p): New function.
5209 (cleanup_empty_eh): New function.
5210 (cleanup_eh): New function.
5211 (pass_cleanup_eh): New function.
5213 2009-03-29 Jan Hubicka <jh@suse.cz>
5215 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5216 for removed regions.
5218 2009-03-29 Jan Hubicka <jh@suse.cz>
5220 * except.c (dump_eh_tree): Dump all datastructures.
5222 2009-03-29 Jan Hubicka <jh@suse.cz>
5224 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5225 (duplicate_eh_regions_1): Likewise.
5226 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5227 vector; call EH verification.
5228 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5229 Be ready for region being removed.
5231 2009-03-29 Jan Hubicka <jh@suse.cz>
5233 * bitmap.c (bitmap_last_set_bit): New function.
5234 * bitmap.h (bitmap_last_set_bit): Declare.
5236 2009-03-29 David Ayers <ayers@fsfe.org>
5239 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5240 by calling objc_compare_types and surpress warnings about
5241 incompatible C pointers that are compatible ObjC pointers.
5243 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5245 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5246 call initialize_inline_failed.
5247 (initialize_inline_failed): Move it from here ...
5248 * cgraph.c (initialize_inline_failed): ... to here.
5249 (cgraph_create_edge): Call initialize_inline_failed rather than
5250 setting inline_failed directly.
5252 2009-03-29 Ben Elliston <bje@au.ibm.com>
5255 * sysv4.opt (msdata): Improve comment.
5256 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5257 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5259 2009-03-29 Ben Elliston <bje@au.ibm.com>
5262 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5263 load and store attributes.
5265 2009-03-29 Ben Elliston <bje@au.ibm.com>
5267 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5268 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5269 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5270 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5271 __builtin_infq and __builtin_huge_valq.
5273 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5275 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5277 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5278 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5280 2009-03-28 Xinliang David Li <davidxl@google.com>
5282 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5283 (do_dbg_cnt): New function.
5285 2009-03-28 Jan Hubicka <jh@suse.cz>
5287 Merge from pretty-ipa:
5289 2009-03-27 Jan Hubicka <jh@suse.cz>
5291 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5292 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5293 * passes.c (function_called_by_processed_nodes_p): New.
5294 * ipa-pure-const.c (check_call): Fix handling of operands.
5295 (analyze_function): Dump debug output for skipped bodies.
5296 (local_pure_const): Use function_called_by_processed_nodes_p.
5297 * dwarf2out.c (reference_to_unused): Use output.
5298 * passes.c (do_per_function_toporder): Likewise.
5300 2008-11-12 Jan Hubicka <jh@suse.cz>
5302 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5303 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5304 state_set_in_source enum
5305 (check_decl): Ignore memory tags; do not set fake looping flags;
5307 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5308 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5309 (check_call, analyze_function): Rewrite.
5311 (add_new_function): Update call of analyze_function.
5312 (generate_summary): Add call of analyze_function.
5313 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5314 (local_pure_const): New function.
5315 (pass_local_pure_const): New pass.
5316 * ipa-inline.c (inline_transform): Set after_inlining.
5317 * tree-eh.c (stmt_can_throw_external): New.
5318 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5319 work with aliasing built.
5320 * tree-flow.h (stmt_can_throw_external): New.
5321 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5322 and local pure/const pass in early and late optimization queue.
5324 2009-03-28 Martin Jambor <mjambor@suse.cz>
5326 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5328 (fold_binary): Allow function decl aligment consideration is the
5329 second argument is integer constant one.
5330 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5331 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5332 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5334 2009-03-28 Jan Hubicka <jh@suse.cz>
5336 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5337 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5338 * function.h (rtl_data): Add nothrow flag.
5339 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5340 set DECL_NOTHROW for AVAILABLE functions.
5342 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5344 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5345 following vector keyword has expansion starting with pixel or bool
5346 keyword, expand vector to __vector and pixel or bool to __pixel or
5350 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5351 warn_if_disallowed_function_p): Removed.
5352 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5353 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5354 warning_if_disallowed_function_p.
5355 * flags.h (warn_if_disallowed_function_p,
5356 warn_disallowed_functions): Removed.
5357 * common.opt (Wdisallowed-function-list=): Removed.
5358 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5360 2009-03-28 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/38723
5363 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5366 2009-03-28 Jan Hubicka <jh@suse.cz>
5368 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5369 test introduced by my previous patch.
5371 2009-03-28 Richard Guenther <rguenther@suse.de>
5373 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5374 the PHIs value undefined.
5376 2009-03-28 Jan Hubicka <jh@suse.cz>
5378 * tree-pass.h (pass_fixup_cfg): New pass.
5379 * ipa-inline.c (inline_transform): Set
5380 always_inline_functions_inlined/after_inlining.
5381 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5382 (pass_fixup_cfg): New pass.
5383 * passes.c (init_optimization_passes): Add fixup_cfg.
5385 2009-03-28 Richard Guenther <rguenther@suse.de>
5387 PR tree-optimization/38458
5388 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5389 argument use the arguments copy-of value.
5391 2009-03-28 Richard Guenther <rguenther@suse.de>
5393 PR tree-optimization/38180
5394 * tree-ssa-ccp.c (get_default_value): Simplify.
5395 (likely_value): Likewise.
5396 (surely_varying_stmt_p): Properly handle VOP case.
5397 (ccp_initialize): Likewise.
5398 (ccp_fold): Handle propagating through *&.
5399 (fold_const_aggregate_ref): Also handle decls.
5401 2009-03-28 Jan Hubicka <jh@suse.cz>
5403 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5404 * cgraph.h (cgraph_node): Likewise.
5405 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5406 (cgraph_reset_node): Use process flag.
5407 (cgraph_mark_functions_to_output): Likewise.
5408 (cgraph_expand_function): Likewise.
5409 (cgraph_expand_all_functions): Likewise.
5410 (cgraph_output_in_order): Likewise.
5411 * dwarf2out.c (reference_to_unused): Likewise.
5412 * passes.c do_per_function_toporder): Likewise.
5414 2009-03-28 Jan Hubicka <jh@suse.cz>
5416 Bring from lto-branch:
5418 2008-09-03 Doug Kwan <dougkwan@google.com>
5420 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5421 enums instead of reason strings.
5422 * cgraph.c (cgraph_create_edge): Same.
5423 (cgraph_inline_failed_string): New function.
5424 * cgraph.h (cgraph_inline_failed_t): New enum type.
5425 (cgraph_inline_failed_string): New prototype.
5426 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5427 char pointer to cgraph_inline_failed_t.
5428 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5429 (cgraph_default_inline_p): Ditto.
5430 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5431 to cgraph_inline_failed_t pointer.
5432 * cif-code.def: New file.
5433 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5435 (cgraph_check_inline_limits): Change type of REASON to pointer to
5436 cgraph_inline_failed_t. Replace reason strings with enums.
5437 (cgraph_default_inline_p): Ditto.
5438 (cgraph_recursive_inlining_p): Ditto.
5439 (update_caller_keys): Change type of FAILED_REASON to
5440 cgraph_inline_failed_t.
5441 (cgraph_set_inline_failed): Change type of REASON to pointer to
5442 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5443 convert enums to strings for text output.
5444 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5445 to be of type cgraph_inline_failed_t. Replace reason strings with
5446 enums. Call cgraph_inline_failed_string to covert enums
5447 to strings for text output.
5448 (cgraph_decide_inlining): Replace reason strings with enums.
5449 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5450 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5452 * tree-inline.c (expand_call_inline): Change type of REASON
5453 to cgraph_inline_failed_t. Replace reason strings with enums.
5454 Call cgraph_inline_failed_string for text output.
5455 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5458 2009-03-28 Jan Hubicka <jh@suse.cz>
5460 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5461 cgraph_clone_node): Remove master clone handling.
5462 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5463 * cgraph.h (master_clone): Remove.
5464 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5465 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5466 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5468 2009-03-28 Jan Hubicka <jh@suse.cz>
5470 * cgraph.c (cgraph_function_body_availability): Functions declared
5471 inline are always safe to assume that it is not going to be replaced.
5473 2009-03-28 Richard Guenther <rguenther@suse.de>
5475 PR tree-optimization/38513
5476 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5478 EXC_PTR_EXPR and FILTER_EXPR.
5479 (get_ref_from_reference_ops): Likewise.
5481 2009-03-28 Richard Guenther <rguenther@suse.de>
5483 PR tree-optimization/38968
5484 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5485 Use FLOOR_MOD_EXPR to compute misalignment.
5487 2009-03-28 Richard Guenther <rguenther@suse.de>
5489 PR tree-optimization/37795
5490 * tree.h (combine_comparisons): Declare.
5491 * fold-const.c (combine_comparisons): Export.
5492 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5494 (ifcombine_iforif): Use combine_comparisons.
5496 2009-03-28 Jan Hubicka <jh@suse.cz>
5498 * tree-eh.c (inlinable_call_p): New function.
5499 (make_eh_edges): Use it.
5500 (verify_eh_edges): Use it.
5501 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5502 * except.c (reachable_next_level): Add inlinable_function argument
5503 (sjlj_find_directly_reachable_regions): Update.
5504 (add_reachable_handler): Do not set saw_any_handlers.
5505 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5506 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5507 Add new inlinable call parameter.
5508 (can_throw_internal, can_throw_external): Update.
5509 * except.h (can_throw_internal_1, can_throw_external_1,
5510 foreach_reachable_handler): Update declaration.
5512 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5514 * config/arm/t-arm-coff, config/h8300/coff.h,
5515 config/i386/i386-aout.h, config/i386/i386-coff.h,
5516 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5517 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5518 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5519 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5520 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5521 sys-types.h: Remove.
5522 * Makefile.in: Remove protoize and fixproto support and references
5524 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5525 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5527 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5528 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5529 unprotoize$(exeext).
5530 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5531 (.PHONY): Don't depend on proto.
5532 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5533 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5534 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5535 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5536 build/gen-protos.o, build/scan.o, xsys-protos.h,
5537 build/fix-header$(build_exeext), build/fix-header.o,
5538 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5539 stmp-install-fixproto): Remove.
5540 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5541 SYSCALLS.c or fixproto files.
5542 (install-common): Don't install protoize.
5543 (install-headers-tar, install-headers-cpio, install-headers-cp):
5544 Don't depend on $(STMP_FIXPROTO).
5545 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5546 install fixproto files or write out fixproto settings.
5547 (uninstall): Don't uninstall protoize.
5548 * config.gcc (use_fixproto): Remove.
5549 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5550 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5551 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5552 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5553 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5554 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5555 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5556 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5557 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5558 * config/t-vxworks (STMP_FIXPROTO): Remove.
5559 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5560 STMP_FIXPROTO): Remove.
5561 * config.in, configure: Regenerate.
5562 * crtstuff.c (gid_t, uid_t): Don't undefine.
5563 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5564 (arm-*-coff, arm-*-aout: Remove target entries.
5565 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5566 Remove mention of AIX 4.1.
5567 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5568 * doc/invoke.texi (Running Protoize): Remove.
5569 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5570 (Protoize Caveats): Remove.
5571 * tsystem.h: Update comments on headers assumed to exist.
5573 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5575 * genautomata.c: Add a new year to the copyright. Add a new
5577 (struct insn_reserv_decl): Add comments for member bypass_list.
5578 (find_bypass): Remove.
5579 (insert_bypass): New.
5580 (process_decls): Use insert_bypass.
5581 (output_internal_insn_latency_func): Output all bypasses with the
5582 same input insn in one switch case.
5584 * rtl.def (define_bypass): Describe bypass choice.
5585 * doc/md.texi (define_bypass): Ditto.
5587 2009-03-27 Richard Guenther <rguenther@suse.de>
5589 * gimplify.c (mark_addressable): Export.
5590 * tree-flow.h (mark_addressable): Declare.
5591 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5592 * tree-ssa.c (verify_phi_args): Verify that address taken
5593 variables have TREE_ADDRESSABLE set.
5595 2009-03-27 Richard Guenther <rguenther@suse.de>
5597 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5598 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5599 Do not mark decls TREE_ADDRESSABLE.
5600 (build_fold_addr_expr): Adjust.
5601 (fold_addr_expr): Remove.
5602 (fold_unary): Use build_fold_addr_expr.
5603 (fold_comparison): Likewise.
5604 (split_address_to_core_and_offset): Likewise.
5605 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5607 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5608 (gimplify_modify_expr_to_memcpy): Mark source and destination
5610 * omp-low.c (create_omp_child_function): Mark the object decl
5612 (lower_rec_input_clauses): Mark the var we take the address of
5614 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5616 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5619 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5620 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5622 2009-03-27 Richard Guenther <rguenther@suse.de>
5624 PR tree-optimization/39120
5625 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5627 (handle_lhs_call): Process return constraints. Add escape
5628 constraints if necessary.
5629 (handle_const_call): Fill out return constraints. Make nested
5630 case more precise. Avoid consttmp if possible.
5631 (handle_pure_call): Fill out return constraints. Avoid
5632 callused if possible.
5633 (find_func_aliases): Simplify call handling.
5635 2009-03-27 Richard Guenther <rguenther@suse.de>
5637 PR tree-optimization/39120
5638 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5639 as a representative.
5640 (solve_graph): Do propagate CALLUSED.
5641 (handle_pure_call): Use a scalar constraint from CALLUSED for
5643 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5646 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5649 * c-common.c (handle_aligned_attribute): Properly check alignment
5650 overflow. Use (1U << i) instead of (1 << i).
5652 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5654 * expr.h (get_mem_align_offset): Updated.
5656 * tree.h (tree_decl_common): Change align to "unsigned int" and
5657 move it before pointer_alias_set.
5659 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5660 Jakub Jelinek <jakub@redhat.com>
5663 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5664 gr_register_operand with gr_reg_or_0_operand.
5665 (cmpxchg_rel_di): Likewise.
5666 (sync_lock_test_and_set<mode>): Likewise.
5668 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5670 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5671 (true_regnum): Likewise.
5673 * rtlanal.c (subreg_info): Moved to ...
5674 * rtl.h (subreg_info): Here. New.
5675 (subreg_get_info): New.
5677 * rtlanal.c (subreg_get_info): Make it extern.
5679 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5682 * config/i386/i386.c (ix86_abi): New.
5683 (override_options): Handle -mabi=.
5684 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5685 (ix86_call_abi_override): Likewise.
5686 (init_cumulative_args): Likewise.
5687 (function_arg_advance): Likewise.
5688 (function_arg_64): Likewise.
5689 (function_arg): Likewise.
5690 (ix86_pass_by_reference): Likewise.
5691 (ix86_function_value_regno_p): Likewise.
5692 (ix86_build_builtin_va_list_abi): Likewise.
5693 (setup_incoming_varargs_64): Likewise.
5694 (is_va_list_char_pointer): Likewise.
5695 (ix86_init_machine_status): Likewise.
5696 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5697 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5698 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5699 (ix86_function_abi): Make it static and return enum calling_abi.
5700 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5702 (ix86_fn_abi_va_list): Updated.
5704 * config/i386/i386.h (ix86_abi): New.
5705 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5706 (CONDITIONAL_REGISTER_USAGE): Likewise.
5707 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5708 (machine_function): Likewise.
5710 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5712 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5713 (STACK_BOUNDARY): Likewise.
5714 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5716 * config/i386/i386.opt (mabi=): New.
5718 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5719 return enum calling_abi.
5720 (ix86_function_type_abi): Likewise.
5721 (ix86_function_abi): Removed.
5723 * doc/invoke.texi: Document -mabi= option for x86.
5725 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5727 * builtins.c (real_dconstp): Delete.
5728 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5730 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5731 Jakub Jelinek <jakub@redhat.com>
5734 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5735 (gen_subprogram_die): When a function is explicit, generate the
5736 DW_AT_explicit attribute.
5737 * langhooks.h (struct lang_hooks_for_decls): Add
5738 function_decl_explicit_p langhook.
5739 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5740 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5742 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5744 * builtins.c (fold_builtin_memory_op): Optimize memmove
5745 into memcpy if we can prove source and destination don't overlap.
5747 * tree-inline.c: Include gt-tree-inline.h.
5748 (clone_fn_id_num): New variable.
5749 (clone_function_name): New function.
5750 (tree_function_versioning): Use it.
5751 * Makefile.in (GTFILES): Add tree-inline.c.
5753 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5755 * BASE-VER: Change to 4.5.0.
5757 2009-03-27 Xinliang David Li <davidxl@google.com>
5759 PR tree-optimization/39557
5760 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5762 2009-03-27 Xinliang David Li <davidxl@google.com>
5764 PR tree-optimization/39548
5765 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5768 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5770 * c-common.c (pointer_int_sum): Use %wd on return from
5773 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5775 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5776 on return from tree_low_cst.
5778 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5781 * ginclude/stdarg.h (va_copy): Define also for
5782 __GXX_EXPERIMENTAL_CXX0X__.
5784 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5787 * builtins.h (c_strlen): Do not warn here.
5788 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5789 * c-common.c (pointer_int_sum): Take an explicit location.
5790 Warn about offsets out of bounds.
5791 * c-common.h (pointer_int_sum): Adjust declaration.
5793 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5795 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5798 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5801 * opts.c (warn_if_disallowed_function_p): Don't assume
5802 get_callee_fndecl must return non-NULL.
5804 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5806 PR rtl-optimization/39522
5807 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5808 when reg_reloaded_valid is set.
5810 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5812 * config/spu/divv2df3.c: New file.
5813 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5814 (DPBIT_FUNCS): Filter out _div_df.
5816 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5818 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5819 a jump insn, count that jump in the distance to the loop start.
5821 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5824 * config/sh/sh.c (calc_live_regs): Fix condition for global
5825 registers except PIC_OFFSET_TABLE_REGNUM.
5827 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5830 * doc/invoke.texi (-mconsole): New.
5834 (-mnop-fun-dllimport): New.
5838 (sub section "i386 and x86-64 Windows Options"): New.
5840 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5842 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5843 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5845 2009-03-25 Richard Guenther <rguenther@suse.de>
5848 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5851 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5853 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5854 neither of haifa/selective schedulers are working.
5856 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5858 * doc/invoke.texi (Debugging Options): Fix description of
5859 -fno-merge-debug-strings.
5861 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5863 * config/cris/libgcc.ver: New version-script.
5864 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
5866 * configure.ac <GAS features, nop mnemonic>: Add pattern
5867 crisv32-*-* for "nop".
5868 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
5869 * configure: Regenerate.
5871 2009-03-24 Ira Rosen <irar@il.ibm.com>
5873 PR tree-optimization/39529
5874 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5875 mark_sym_for_renaming for the tag copied to the new vector
5878 2009-03-24 Arthur Loiret <aloiret@debian.org>
5880 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
5881 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
5882 EXTRA_SPEC_FUNCTIONS.
5883 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
5884 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
5885 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
5886 -march and -mtune options.
5888 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
5890 * config/m68k/t-rtems: Add m5329 multilib.
5892 2009-03-24 Dodji Seketeli <dodji@redhat.com>
5893 Jakub Jelinek <jakub@redhat.com>
5896 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
5899 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5902 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
5903 instead of c_parser_expression_conv, if original_code isn't one of the
5904 4 allowed comparison codes, fail.
5906 2009-03-23 Richard Guenther <rguenther@suse.de>
5908 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
5909 * tree.h (struct tree_type): Likewise.
5910 * reload.h (struct insn_chain): Likewise.
5911 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
5912 * function.h (struct function): Likewise.
5913 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
5915 2009-03-23 Jakub Jelinek <jakub@redhat.com>
5917 PR tree-optimization/39516
5918 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
5920 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
5922 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
5923 should be set true if BITS_PER_WORD of target is bigger than 32
5925 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
5927 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
5928 Translate -B-options to -rpath-link. Correct existing
5929 rpath-link and conditionalize on !nostdlib.
5931 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5933 * doc/extend.texi (Function Attributes, Variable Attributes):
5935 * doc/invoke.texi (Debugging Options, Optimize Options)
5936 (i386 and x86-64 Options, MCore Options): Likewise.
5938 2009-03-20 Jakub Jelinek <jakub@redhat.com>
5941 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
5942 it for block local namespace aliases.
5943 (gen_decl_die): Pass context_die to gen_namespace_die.
5945 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5948 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
5949 minimum or maximum value.
5951 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
5953 * reginfo.c (globalize_reg): Recompute derived reg sets.
5955 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
5958 * libgcc2.c (mprotect): Do not use signed arguments for
5959 VirtualProtect, use DWORD arguments. Also fix the 'may
5960 be used uninitialized' warning for the np variable.
5962 2009-03-19 Jakub Jelinek <jakub@redhat.com>
5965 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
5966 functions using regparm calling conventions when not optimizing.
5967 (ix86_function_sseregparm): Similarly for sseregparm calling
5970 2009-03-19 Li Feng <nemokingdom@gmail.com>
5973 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
5974 dependence if the first conflict is after niter iterations.
5976 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
5979 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
5980 functions with dynamic stack-pointer adjustments.
5982 2009-03-19 Ben Elliston <bje@au.ibm.com>
5984 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
5985 option; change to -msdata=data.
5987 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5989 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
5992 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
5995 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
5997 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
5999 * doc/invoke.texi (Code Gen Options): Expand discussion of
6002 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6004 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6005 * matrix-reorg.c (struct matrix_info): Likewise.
6006 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6007 * rtl.h (struct mem_attrs): Likewise.
6008 * df.h (struct df): Likewise.
6009 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6010 * ira-int.h (struct ira_allocno): Likewise.
6011 * df-scan.c (struct df_collection_rec): Likewise.
6012 * ira.c (struct equivalence): Likewise.
6013 * function.c (struct temp_slot): Likewise.
6014 * cfgloop.h (struct loop): Likewise.
6017 * function.c (use_register_for_decl): When not optimizing, disregard
6018 register keyword for variables with types containing methods.
6020 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6023 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6024 (is_simple_operand): Call contains_component_ref_p before calling data
6025 reference analysis that would fail on COMPONENT_REFs.
6027 * tree-vrp.c (search_for_addr_array): Fix formatting.
6029 2009-03-18 Richard Guenther <rguenther@suse.de>
6031 * tree-vect-transform.c (vect_loop_versioning): Fold the
6032 generated comparisons.
6033 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6034 (slpeel_tree_peel_loop_to_edge): Likewise.
6036 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6039 * opts.c (print_specific_help): In addition to `undocumented',
6040 accept `separate' and `joined' flags if passed alone. Describe
6041 output by the first matched one of those.
6042 (common_handle_option): Skip over empty strings.
6043 * gcc.c (display_help): Fix help string for `--help='.
6044 * doc/invoke.texi (Option Summary, Overall Options): With
6045 `--help=', classes and qualifiers can both be repeated, but
6046 only the latter can be negated. One should not pass only
6047 negated qualifiers. Fix markup and examples.
6050 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6052 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6053 and -fhelp=separate.
6055 2009-03-17 Jing Yu <jingyu@google.com>
6058 * function.h (struct rtl_data): Move is_thunk from here...
6059 (struct function): ...to here.
6060 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6061 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6063 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6065 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6066 (alpha_output_function_end_prologue): Likewise.
6067 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6068 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6069 (rs6000_output_function_epilogue): Likewise.
6070 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6072 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6075 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6076 from different units in a single alternative.
6077 (*truncdfsf_i387): Ditto.
6078 (*truncxfsf2_mixed): Ditto.
6079 (*truncxfdf2_mixed): Ditto.
6081 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6083 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6084 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6087 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6088 unused non-artificial variables when not optimizing.
6091 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6092 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6093 NAMESPACE_DECL in its DECL_INITIAL.
6096 * optabs.c (set_user_assembler_libfunc): New function.
6097 * expr.h (set_user_assembler_libfunc): New prototype.
6098 * c-common.c: Include libfuncs.h.
6099 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6100 for memcmp, memset, memcpy, memmove and abort.
6101 * Makefile.in (c-common.o): Depend on libfuncs.h.
6104 * dwarf2out.c (gen_inlined_enumeration_type_die,
6105 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6106 gen_tagged_type_instantiation_die): Removed.
6107 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6110 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6113 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6115 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6116 (check-parallel-%): Ditto.
6117 (check-consistency): Ditto.
6119 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6121 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6122 local variable rhs by NULL_TREE.
6124 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6127 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6129 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6132 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6134 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6138 for ms->sysv ABI calls only in 64bit mode.
6140 * config/i386/i386.md (untyped_call): Support 32bit.
6142 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6144 * doc/extend.texi: Replace x86_65 with x86_64.
6146 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6148 PR tree-optimization/39455
6149 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6150 mismatches for POINTER_TYPE_P (type).
6151 (number_of_iterations_le): Likewise.
6153 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6155 * config/picochip/picochip.c: Removed profiling support.
6156 * config/picochip/picochip.md: Removed profiling instruction.
6157 * config/picochip/picochip.h: Removed profiling builtin.
6159 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6161 * doc/install.texi (--with-host-libstdcxx): Document.
6163 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6166 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6167 generate a warning if the function name does not begin with
6168 "__vector" and the function has either the 'signal' or 'interrupt'
6169 attribute, from here to ...
6170 (avr_declare_function_name): ...here. New function.
6171 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6172 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6174 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6177 * cse.c (fold_rtx): Don't modify original const_arg1 when
6178 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6179 separate variable instead.
6180 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6181 from out of range shift counts.
6182 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6184 2009-03-13 Catherine Moore <clm@codesourcery.com>
6186 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6187 diagnostic.h with $(DIAGNOSTIC_H).
6189 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6192 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6194 * config/i386/sync.md (sync_compare_and_swap<mode>,
6195 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6196 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6198 (sync_double_compare_and_swapdi_pic,
6199 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6200 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6202 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6205 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6207 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6210 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6211 (avx_addsubv4df3): Likewise.
6212 (*avx_addsubv4sf3): Likewise.
6213 (sse3_addsubv4sf3): Likewise.
6215 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6220 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6223 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6224 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6225 registers for allocnos created from user-defined variables.
6227 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6230 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6231 of non-integer mode as well.
6233 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6235 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6236 for functions for which the parameter types are unknown.
6238 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6241 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6242 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6243 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6244 * config/i386/i386.c (ix86_local_alignment): For
6245 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6246 long long variables on the stack to avoid dynamic realignment.
6247 Allow the first argument to be a decl rather than type.
6248 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6250 2009-03-11 Nick Clifton <nickc@redhat.com>
6253 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6255 Add description to mno-lsim option.
6256 * config/mcore/mcore.h: Remove comment about deprecated m4align
6258 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6259 * doc/invoke.texi: Add description of mno-lsim and
6260 mstack-increment options.
6262 * config/fr30/fr30.opt: Document the -mno-lsim option.
6263 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6264 and -mno-lsim options.
6266 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6268 * fold-const.c (fold_comparison): Only call fold_inf_compare
6269 if the mode supports infinities.
6271 2009-03-11 Jason Merrill <jason@redhat.com>
6274 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6275 end already did. Notice GIMPLE_CALL modifications of the result.
6276 Don't copy debug information from an ignored decl or a decl from
6279 2009-03-10 Richard Guenther <rguenther@suse.de>
6280 Nathan Froyd <froydnj@codesourcery.com>
6283 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6284 (__divMODE3): Likewise.
6286 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6288 PR tree-optimization/39394
6289 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6290 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6292 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6294 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6295 inline asms for register asm ("") declarations.
6297 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6299 * fold-const.c (fold_unary): Fix comment.
6301 2009-03-07 Jan Hubicka <jh@suse.cz>
6304 * tree-inline.c (setup_one_parameter): Do replacement of const
6305 argument by constant in SSA form.
6307 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6310 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6311 determine alignment passed to assign_stack_local.
6312 (assign_parms_unsplit_complex): Likewise.
6313 * except.c (sjlj_build_landing_pads): Likewise.
6315 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6318 * tree-flow.h (add_referenced_var): Return bool instead of void.
6319 * tree-dfa.c (add_referenced_var): Return result of
6320 referenced_var_check_and_insert call.
6321 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6322 of referenced_var_check_and_insert.
6325 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6326 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6327 DIE, don't emit it if abstract origin already has it.
6328 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6329 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6331 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6333 * genpreds.c (needs_variable): Fix parentheses at variable name
6335 (write_tm_constrs_h): Indent generated code.
6337 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6339 * doc/extend.texi (Function Attributes): Add documentation
6342 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6345 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6346 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6348 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6350 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6353 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6356 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6357 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6359 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6361 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6362 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6363 constants instead of magic numbers.
6364 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6366 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6367 (x86_64_ms_abi_int_parameter_registers): Ditto.
6368 (x86_64_int_return_registers): Ditto.
6369 (ix86_maybe_switch_abi): Ditto.
6370 (ix86_expand_call): Ditto for clobbered_registers array.
6371 (ix86_hard_regno_mode_ok): Ditto.
6372 (x86_extended_QIreg_mentioned_p): Ditto.
6374 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6376 PR tree-optimization/39349
6377 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6379 * combine.c (gen_lowpart_for_combine): Use omode when generating
6382 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6384 PR rtl-optimization/39235
6385 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6387 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6389 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6391 2009-03-04 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/39362
6394 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6395 that occur in abnormal PHIs should be varying.
6397 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6399 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6401 (simple_iv): Take loop as an argument instead of statement.
6402 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6403 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6405 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6407 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6408 * matrix-reorg.c (analyze_transpose): Ditto.
6409 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6410 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6411 * tree-predcom.c (ref_at_iteration): Ditto.
6412 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6414 2009-03-04 Richard Guenther <rguenther@suse.de>
6416 PR tree-optimization/39358
6417 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6418 escaped_id and callused_id.
6419 (solve_graph): Likewise.
6421 2009-03-04 Richard Guenther <rguenther@suse.de>
6423 PR tree-optimization/39339
6424 * tree-sra.c (try_instantiate_multiple_fields): Make it
6425 no longer ICE on the above.
6427 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6429 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6430 that fits within Pmode.
6432 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6435 * tm.texi (LIBCALL_VALUE): Update description.
6437 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6440 * doc/extend.texi (section): Update description.
6442 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6445 * tree-inline.c (remapped_type): New.
6446 (can_be_nonlocal): Call remapped_type instead of remap_type.
6448 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6451 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6452 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6454 2009-03-03 Richard Guenther <rguenther@suse.de>
6457 * tree.c (tree_nonartificial_location): New function.
6458 * tree.h (tree_nonartificial_location): Declare.
6459 * builtins.c (expand_builtin_memory_chk): Provide location
6460 of the call location for artificial function pieces.
6461 (maybe_emit_chk_warning): Likewise.
6462 (maybe_emit_sprintf_chk_warning): Likewise.
6463 (maybe_emit_free_warning): Likewise.
6464 * expr.c (expand_expr_real_1): Likewise.
6466 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6468 PR tree-optimization/39343
6469 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6470 COMPONENT_REF t has ARRAY_TYPE.
6472 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6475 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6476 when the type precision of the induction variable should be
6477 larger than the type precision of nit.
6478 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6479 * graphite.c (graphite_loop_normal_form): Same.
6480 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6482 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6485 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6486 numbers to describe clobbered registers.
6487 (*call_value_0_rex64_ms_sysv): Ditto.
6488 * config/i386/mmx.md (mmx_emms): Ditto.
6491 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6493 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6496 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6498 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6499 (spu_section_type_flags): New function.
6501 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6503 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6504 reg_class_contents of FLOAT_REGS into a temporary.
6506 2009-03-02 Richard Guenther <rguenther@suse.de>
6507 Ira Rosen <irar@il.ibm.com>
6509 PR tree-optimization/39318
6510 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6511 information to the vectorized statement.
6513 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6515 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6516 variable. Use defined names instead of magic constants for REX SSE
6519 2009-03-01 Richard Guenther <rguenther@suse.de>
6521 PR tree-optimization/39331
6522 * omp-low.c (lower_send_shared_vars): Do not receive new
6523 values for the reference of DECL_BY_REFERENCE parms or results.
6525 2009-03-01 Jan Hubicka <jh@suse.cz>
6528 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6529 BLOCK_NONLOCALIZED_VAR): New macros.
6530 (tree_block): Add nonlocalized_vars.
6531 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6532 gen_decl_die): Add origin argument. Allow generation of die with
6533 origin at hand only.
6534 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6535 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6537 (gen_block_die): Fix checking for unused blocks.
6538 (process_scope_var): Break out from .... ; work with origins only.
6539 (decls_for_scope) ... here; process nonlocalized list.
6540 (dwarf2out_ignore_block): Look for nonlocalized vars.
6541 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6543 (dump_scope_block): Dump them.
6544 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6545 (remap_block): Likewise.
6546 (can_be_nonlocal): New predicate.
6547 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6549 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6551 * configure: Regenerate.
6553 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6555 * optc-gen.awk: No need to duplicate option flags twice.
6556 Reuse help texts for duplicate options which do not have any.
6558 * gcc.c (display_help): Document --version.
6560 * gcc.c (main): If print_help_list and verbose_flag, ensure
6561 driver output comes before subprocess output.
6563 * optc-gen.awk: Assign all remaining fields to help string,
6564 space-separated, for multi-line help in *.opt.
6566 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6567 -Wno-pedantic-ms-format is for MinGW targets only.
6569 * doc/options.texi (Option file format): Fix bad indentation,
6570 restoring dropped sentence.
6572 2009-02-28 Jan Hubicka <jh@suse.cz>
6574 * tree-inline.c (tree_function_versioning): Output debug info.
6576 2009-02-28 Jan Hubicka <jh@suse.cz>
6579 * tree-inline.c (setup_one_parameter): Do not copy propagate
6580 arguments when not optimizing.
6582 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6585 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6586 (avx_addsubv4df3): Likewise.
6587 (*avx_addsubv4sf3): Likewise.
6588 (sse3_addsubv4sf3): Likewise.
6589 (*avx_addsubv2df3): Likewise.
6590 (sse3_addsubv2df3): Likewise.
6591 (avx_unpckhps256): Correct item selectors.
6592 (avx_unpcklps256): Likewise.
6593 (avx_unpckhpd256): Likewise.
6594 (avx_unpcklpd256): Likewise.
6596 2009-02-28 Jan Hubicka <jh@suse.cz>
6598 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6600 (copy_arguments_for_versioning): If var is declared don't declare it.
6601 (tree_function_versioning): First setup substitutions and then copy
6604 2009-02-27 Jan Hubicka <jh@suse.cz>
6607 * cgraph.h (varpool_output_debug_info): Remove.
6608 * cgraphunit.c (varpool_output_debug_info): Remove.
6609 * dwarf2out.c (deferred_locations_struct): New struct
6610 (deferred_locations): New type.
6611 (deferred_locations_list): New static var.
6612 (deffer_location): New function.
6613 (gen_variable_die): Use it.
6614 (decls_for_scope): Output info on local static vars.
6615 (dwarf2out_finish): Process deferred locations.
6616 * varpool.c (varpool_output_debug_info): Remove.
6618 2009-02-27 Jan Hubicka <jh@suse.cz>
6621 * tree.h (TREE_PROTECTED): Fix comment.
6622 (BLOCK_HANDLER_BLOCK): Remove.
6623 (struct tree_block): Remove handler_block add body_block.
6624 (inlined_function_outer_scope_p): New.
6625 (is_body_block): Remove.
6626 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6627 * dwarf2out.c (is_inlined_entry_point): Remove.
6628 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6629 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6631 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6632 * gimplify.c (gimplify_expr): Gimplify body blocks.
6633 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6634 block with multiple subblocks.
6635 (dump_scope_block): Prettier output; dump more flags and info.
6636 (dump_scope_blocks): New.
6637 (remove_unused_locals): Use dump_scope_blocks.
6638 * tree-flow.h (dump_scope_blocks): Declare.
6639 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6640 * stmt.c (is_body_block): Remove.
6641 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6642 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6644 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6647 * graphite.c (graphite_loop_normal_form): Do not call
6648 number_of_iterations_exit from a gcc_assert.
6650 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6652 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6653 jumps if COND is NULL.
6654 (find_cond_jump): New function.
6655 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6656 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6658 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6660 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6661 force_const_mem returns NULL_RTX.
6663 2009-02-26 Jan Hubicka <jh@suse.cz>
6666 * cgraph.h (varpool_output_debug_info): Remove.
6667 * cgraphunit.c (varpool_output_debug_info): Remove.
6668 * dwarf2out.c (deferred_locations_struct): New struct
6669 (deferred_locations): New type.
6670 (deferred_locations_list): New static var.
6671 (deffer_location): New function.
6672 (gen_variable_die): Use it.
6673 (decls_for_scope): Output info on local static vars.
6674 (dwarf2out_finish): Process deferred locations.
6675 * varpool.c (varpool_output_debug_info): Remove.
6677 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6679 PR rtl-optimization/39241
6680 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6681 to subreg_offset_representable_p.
6683 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6685 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6686 execute function prototype. Get f and nregs from max_reg_num
6687 and get_insns. Remove the first backward pass as it's dead,
6688 guard the forward pass by flag_expensive_optimizations.
6689 (rest_of_handle_regmove): Delete.
6690 (pass_regmove): Replace it with regmove_optimize.
6692 2009-02-25 Martin Jambor <mjambor@suse.cz>
6694 PR tree-optimization/39259
6695 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6696 calls_alloca function flags.
6697 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6700 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6702 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6703 flags_set_1_rtx, flags_set_1_set): Delete.
6704 (regmove_optimize): Do not call mark_flags_life_zones.
6706 2009-02-24 Julian Brown <julian@codesourcery.com>
6709 * config/arm/arm.c (require_pic_register): Only set
6710 cfun->machine->pic_reg once per function.
6712 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6714 * doc/invoke.texi (Link Options): Document an easier way to pass
6715 options that take arguments to the GNU linker using -Xlinker and -Wl.
6717 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6720 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6722 2009-02-24 Richard Guenther <rguenther@suse.de>
6725 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6727 2009-02-24 Richard Guenther <rguenther@suse.de>
6728 Zdenek Dvorak <ook@ucw.cz>
6730 PR tree-optimization/39233
6731 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6732 from converting them to a generic type.
6734 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6736 PR tree-optimization/39260
6737 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6738 contains a condition with a real type.
6739 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6741 2009-02-23 Jason Merrill <jason@redhat.com>
6744 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6745 narrowing_initializer_constant_valid_p.
6746 (narrowing_initializer_constant_valid_p): Don't return
6747 null_pointer_node for adding a pointer to itself.
6749 2009-02-23 Jan Hubicka <jh@suse.cz>
6752 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6755 2009-02-23 Jan Hubicka <jh@suse.cz>
6757 PR tree-optimization/37709
6758 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6759 * tree.h (block_ultimate_origin): Declare.
6760 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6761 * tree-ssa-live.c (remove_unused_scope_block_p):
6762 Eliminate blocks containig no instructions nor live variables nor
6764 (dump_scope_block): New function.
6765 (remove_unused_locals): Enable removal of dead blocks by default;
6766 enable dumping at TDF_DETAILS.
6768 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6770 * config/i386/i386.c (classify_argument): Don't allow COImode
6772 (function_arg_advance_32): Don't allow OImode.
6773 (function_arg_32): Likewise.
6774 (function_value_32): Likewise.
6775 (return_in_memory_32): Likewise.
6776 (function_arg_64): Remove OImode comment.
6778 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6781 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6782 ix86_expand_vector_set for V4DImode in 64bit mode only.
6783 (ix86_expand_vector_init_one_var): Likewise.
6785 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6787 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6789 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6792 * loop-iv.c: Revert last change.
6793 * emit-rtl.c: Likewise.
6795 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6798 * config/i386/i386.c (type_natural_mode): Remove an extra
6799 space in the warning message.
6800 (function_value_32): Handle 32-byte vector modes.
6801 (return_in_memory_32): Likewise.
6803 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6805 * loop-iv.c (truncate_value): New function.
6806 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6808 (lowpart_subreg): Move to...
6809 * emit-rtl.c: ...here.
6811 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6813 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6814 accidental and undocumented change at revision 140860.
6816 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6818 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6819 take gimple_seq * arguments.
6820 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6821 types_compatible_p langhook.
6823 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6824 Joseph Myers <joseph@codesourcery.com>
6826 * config/arm/arm.c (arm_builtin_va_list): New function.
6827 (arm_expand_builtin_va_start): Likewise.
6828 (arm_gimplify_va_arg_expr): Likewise.
6829 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6830 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6831 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6832 (va_list_type): New variable.
6833 (arm_mangle_type): Mangle va_list_type appropriately.
6835 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6838 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6839 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6840 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6841 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6842 parameter to 1000 for -O1 by default.
6843 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6845 * loop-invariant.c: Include params.h.
6846 (move_loop_invariants): Don't call move_single_loop_invariants on
6849 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6851 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6852 offset when calculating bounds for indexing stack_usage_map. Fixes
6853 a buffer overflow with certain target setups.
6855 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6858 * calls.c (expand_call): Clear try_tail_call if caller and callee
6859 disagree in promotion of function return value.
6861 2009-02-19 Jakub Jelinek <jakub@redhat.com>
6864 * c-common.c (c_determine_visibility): If visibility changed and
6865 DECL_RTL has been already set, call make_decl_rtl to update symbol
6868 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
6871 * varasm.c (assemble_variable): Don't check DECL_NAME when
6872 globalizing a variable.
6874 2009-02-19 Joseph Myers <joseph@codesourcery.com>
6877 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
6878 expression before any __builtin_trap call.
6879 * c-typeck.c (build_function_call): Convert and check function
6880 arguments before generating a call to a trap. Evaluate the
6881 function arguments before the trap.
6883 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
6886 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
6887 (UNSPEC_FXAM_MEM): New unspec.
6888 (fxam<mode>2_i387_with_temp): New insn and split pattern.
6889 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
6890 memory using fxam<mode>2_i387_with_temp to remove excess precision.
6892 2009-02-19 Richard Guenther <rguenther@suse.de>
6894 PR tree-optimization/39207
6895 PR tree-optimization/39074
6896 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
6897 storedanything_tree): New.
6898 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
6899 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
6900 (build_succ_graph): Add edges from STOREDANYTHING to all
6902 (init_base_vars): Initialize STOREDANYTHING.
6903 (compute_points_to_sets): Free substitution info after
6904 building the succ graph.
6905 (ipa_pta_execute): Likewise.
6907 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
6909 (do_ds_constraint): Do not add to special var or non-pointer
6911 (type_could_have_pointers): Split out from ...
6912 (could_have_pointers): ... here. For arrays use the element type.
6913 (create_variable_info_for): Initialize may_have_pointers.
6914 (new_var_info): Likewise.
6915 (handle_lhs_call): Make the HEAP variable unknown-sized.
6916 (intra_create_variable_infos): Use a type with pointers for
6917 PARM_NOALIAS, make it unknown-sized.
6919 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
6922 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
6924 2009-02-18 Jason Merrill <jason@redhat.com>
6927 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
6928 value if DECL_EXTERNAL.
6929 * tree-sra.c (sra_walk_gimple_assign): Likewise.
6930 * target.h (gcc_target::binds_local_p): Clarify "module".
6931 * tree.h (TREE_PUBLIC): Clarify "module".
6933 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
6936 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
6937 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
6939 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
6942 * c.opt (Wabi): Support C and ObjC.
6945 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
6947 * config/i386/i386.c (classify_argument): Warn once about the ABI
6948 change when passing union with long double.
6950 * doc/invoke.texi: Update -Wabi for warning psABI changes.
6952 2009-02-18 Joseph Myers <joseph@codesourcery.com>
6955 * c-parser.c (c_parser_compound_statement): Always enter and leave
6958 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6961 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
6963 2009-02-18 Jakub Jelinek <jakub@redhat.com>
6965 PR tree-optimization/36922
6966 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
6967 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
6970 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6972 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
6975 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6977 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
6979 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
6981 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
6984 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
6985 Richard Sandiford <rdsandiford@googlemail.com>
6987 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
6988 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
6989 (loongson_biadd): ...this.
6991 2009-02-17 Richard Guenther <rguenther@suse.de>
6993 PR tree-optimization/39202
6994 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
6995 a var make sure to follow existing collapses.
6997 2009-02-17 Richard Guenther <rguenther@suse.de>
7000 * langhooks.c (lhd_print_error_function): Check for NULL block.
7002 2009-02-17 Richard Guenther <rguenther@suse.de>
7004 PR tree-optimization/39204
7005 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7008 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7010 * config/soft-fp/double.h: Update from glibc CVS.
7012 2009-02-17 Richard Guenther <rguenther@suse.de>
7014 PR tree-optimization/39207
7015 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7016 strict-aliasing warnings for pointers pointing to NULL.
7018 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7021 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7022 skipping until next close brace.
7024 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7027 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7028 to function argument boundary.
7030 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7032 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7033 in the lea_add. Reload eventually constraints it properly.
7034 * config/picochip/constraints.md : Remove the target constraint
7035 "b", since it is not needed anymore.
7037 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7039 * gthr-dce.h: Uglify function parameter and local variable names.
7040 * gthr-gnat.h: Likewise.
7041 * gthr-mipssde.h: Likewise.
7042 * gthr-nks.h: Likewise.
7043 * gthr-posix95.h: Likewise.
7044 * gthr-posix.h: Likewise.
7045 * gthr-rtems.h: Likewise.
7046 * gthr-single.h: Likewise.
7047 * gthr-solaris.h: Likewise.
7048 * gthr-tpf.h: Likewise.
7049 * gthr-vxworks.h: Likewise.
7050 * gthr-win32.h: Likewise.
7052 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7055 * config/i386/i386.md: Restrict the new peephole2 to move
7056 between MMX/SSE registers.
7058 2009-02-15 Richard Guenther <rguenther@suse.de>
7061 2009-02-13 Richard Guenther <rguenther@suse.de>
7063 * configure.ac: Enable LFS.
7064 * configure: Re-generate.
7065 * config.in: Likewise.
7067 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7069 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7070 spu_srqwbyte, spu_srqwbytebc): Define.
7071 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7072 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7073 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7074 "shrqby_<mode>"): New insn-and-split patterns.
7075 * config/spu/spu.c (expand_builtin_args): Determine and return
7076 number of operands using spu_builtin_description data.
7077 (spu_expand_builtin_1): Use it.
7079 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7082 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7085 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7088 * config/i386/i386.c (override_options): Correct warning
7089 messages for -malign-loops, -malign-jumps and -malign-functions.
7091 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7094 * config/i386/i386.md: Restrict the new peephole2 to move
7095 between the general purpose registers.
7097 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.c (type_natural_mode): Add a new argument.
7101 Return the original mode and warn ABI change if vector size is 32byte.
7102 (function_arg_advance): Updated.
7103 (function_arg): Likewise.
7104 (ix86_function_value): Likewise.
7105 (ix86_return_in_memory): Likewise.
7106 (ix86_sol10_return_in_memory): Likewise.
7107 (ix86_gimplify_va_arg): Likewise.
7108 (function_arg_32): Don't warn ABX ABI change here.
7109 (function_arg_64): Likewise.
7111 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7113 * loop-iv.c (implies_p): In the final case, test that operands 0
7114 of the two comparisons match.
7116 * config/bfin/bfin.c (find_prev_insn_start): New function.
7117 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7118 (find_next_insn_start): Move.
7120 2009-02-13 Richard Guenther <rguenther@suse.de>
7122 * configure.ac: Enable LFS.
7123 * configure: Re-generate.
7124 * config.in: Likewise.
7126 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7129 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7130 sizes on syntax error after some arguments have been parsed.
7132 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7134 * doc/invoke.texi (-fira): Remove.
7136 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7138 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7139 * recog.c: Likewise.
7142 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7144 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7145 (umul_ppmm): Likewise.
7146 (count_leading_zeros): Likewise.
7147 (count_trailing_zeros): Likewise.
7148 (UMUL_TIME): Likewise.
7150 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7152 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7153 soft-fp/t-softfp to tmake_file.
7155 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7156 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7157 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7158 IA64_BUILTIN_INFQ]: New.
7159 (ia64_init_builtins): Initialize __builtin_infq,
7160 __builtin_fabsq and __builtin_copysignq if not HPUX.
7161 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7162 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7164 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7166 (__fixtfti): Likewise.
7167 (__fixunstfti): Likewise.
7168 (__floattitf): Likewise.
7170 * config/ia64/libgcc-glibc.ver: New.
7171 * config/ia64/t-fprules-softfp: Likewise.
7172 * config/ia64/sfp-machine.h: Likewise.
7174 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7175 (LIBGCC2_TF_CEXT): Likewise.
7176 (TF_SIZE): Likewise.
7177 (TARGET_INIT_LIBFUNCS): Likewise.
7179 * config/ia64/t-glibc (SHLINB_MAPFILES):
7180 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7182 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7184 * config/i386/i386.c (construct_container): Rewrite processing
7185 BLKmode with X86_64_SSE_CLASS.
7187 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7190 * config/i386/i386.md: Replace simplify_replace_rtx with
7191 replace_rtx in the new peephole2.
7193 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7195 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7196 loop unrolling do not happen at -O2.
7198 2009-02-12 Michael Matz <matz@suse.de>
7200 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7202 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7204 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7207 2009-02-12 Ben Elliston <bje@au.ibm.com>
7209 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7210 patterns when updating the back chain. Missed in the 2009-02-10
7213 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7215 * doc/extend.texi (Decimal Floating Types): Update identifier of
7216 draft TR and list of missing support.
7218 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7221 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7222 bit to variable length decl's flags, add it also to its
7223 pointer replacement variable.
7225 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7226 Jakub Jelinek <jakub@redhat.com>
7229 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7230 (memory_blockage): New expander.
7231 (*memory_blockage): New insn pattern.
7232 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7233 instead of general blockage at the end of function prologue when
7234 frame pointer is used to access red zone area. Do not emit blockage
7235 when profiling, it is emitted in generic code.
7236 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7237 function epilogue when frame pointer is used to access red zone area.
7239 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7242 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7243 by arithmetic with memory operands.
7244 * config/i386/predicates.md (commutative_operator): New.
7246 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7248 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7251 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7253 * alias.h (record_alias_subset): Declare.
7254 * alias.c (record_alias_subset): Make global.
7256 2009-02-10 Nick Clifton <nickc@redhat.com>
7258 * tree-parloops.c: Change license to GPLv3.
7259 * ipa-struct-reorg.c: Change license to GPLv3.
7260 * ipa-struct-reorg.h: Change license to GPLv3.
7262 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7265 * c-decl.c (start_struct): Return NULL on error.
7267 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7270 * cfgloopmanip.c (remove_path): Call remove_bbs after
7271 cancel_loop_tree, not before it.
7274 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7275 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7276 VAR_DECLs were seen.
7277 * tree-ssa-live.c (remove_unused_locals): Recompute
7278 cfun->has_local_explicit_reg_vars.
7279 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7280 copies or clearings if cfun->has_local_explicit_reg_vars.
7282 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7285 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7286 of function prologue when frame pointer is used to access
7289 2009-02-10 Richard Guenther <rguenther@suse.de>
7292 * gimplify.c (gimple_regimplify_operands): Always look if
7293 we need to create a temporary.
7295 2009-02-10 Richard Guenther <rguenther@suse.de>
7297 PR tree-optimization/39132
7298 * tree-loop-distribution.c (todo): New global var.
7299 (generate_memset_zero): Trigger TODO_rebuild_alias.
7300 (tree_loop_distribution): Return todo.
7302 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7305 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7306 (x86_64_reg_class_name): Removed.
7307 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7308 first one isn't X86_64_SSE_CLASS or any other ones aren't
7309 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7310 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7311 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7312 and 3 X86_64_SSEUP_CLASS.
7313 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7314 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7316 2009-02-10 Ben Elliston <bje@au.ibm.com>
7318 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7319 form instruction to update the stack back chain word, even if the
7320 user has disabled the generation of update instructions.
7321 (movdi_<mode>_update_stack): New.
7322 (movsi_update_stack): Likewise.
7323 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7324 always use an update form instruction to update the stack back
7327 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7330 * graphite.c (if_region_set_false_region): After moving a region in
7331 the false branch of a condition, remove the empty dummy basic block.
7332 (gloog): Remove wrong fix for PR38953.
7334 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7336 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7337 generation due to implicit sign extension.
7339 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7342 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7343 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7345 2009-02-09 Richard Guenther <rguenther@suse.de>
7348 * convert.c (convert_to_real): Disable (float)fn((double)x)
7349 to fnf(x) conversion if errno differences may occur and
7350 -fmath-errno is set.
7352 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7354 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7355 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7356 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7358 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7361 * c-common.c (handle_alias_attribute): Disallow attribute for
7362 anything not a FUNCTION_DECL or VAR_DECL.
7364 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7367 * real.c (do_compare): Special-case compare of zero against
7368 decimal float value.
7370 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7373 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7374 as indicating flexible array members unless the field itself is
7375 being declarared as the incomplete array.
7377 2009-02-06 Jan Hubicka <jh@suse.cz>
7379 PR tree-optimization/38844
7380 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7383 2009-02-06 Richard Guenther <rguenther@suse.de>
7386 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7387 fork because we may expand it as __gcov_fork.
7389 2009-02-06 Nick Clifton <nickc@redhat.com>
7391 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7393 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7395 PR tree-optimization/35659
7396 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7397 vn_phi_eq): Shortcut if hashcode does not match.
7398 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7400 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7401 and avoid iterative_hash_expr.
7402 (FOR_EACH_VALUE_ID_IN_SET): New.
7403 (value_id_compare): Remove.
7404 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7405 sort expressions by value id.
7407 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7410 * config/sh/predicates.md (general_movsrc_operand): Don't check
7411 the subreg of system registers here.
7413 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7416 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7419 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7421 PR rtl-optimization/39110
7422 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7423 addresses, not aligned ones.
7425 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7426 Richard Guenther <rguenther@suse.de>
7428 PR tree-optimization/39100
7429 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7430 comment says and add edges.
7432 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7435 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7436 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7438 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7440 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7441 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7442 register_bb_in_sese, new_sese, free_sese): Moved.
7443 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7444 outermost_loop_in_scop, build_scop_iteration_domain,
7445 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7446 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7447 Use loop_in_sese_p instead of loop_in_scop_p.
7448 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7449 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7450 (scopdet_basic_block_info): Fix bug in scop detection.
7451 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7452 eq_loop_to_cloog_loop): Remove.
7453 (nb_loops_around_loop_in_scop, nb_loop
7454 ref_nb_loops): Moved here...
7455 * graphite.h (ref_nb_loops): ... from here.
7456 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7457 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7458 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7459 * testsuite/gcc.dg/graphite/scop-19.c: New
7461 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7462 Hans-Peter Nilsson <hp@axis.com>
7464 PR rtl-optimization/37889
7465 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7466 Move offset handling from PLUS to before the switch. Use new
7467 arguments when considering SYMBOL_REFs too.
7468 (rtx_addr_can_trap_p): Pass dummy offset and size.
7469 (enum may_trap_p_flags): Remove.
7470 (may_trap_p_1): Pass size from MEM_SIZE.
7472 PR rtl-optimization/38921
7473 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7474 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7475 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7476 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7478 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7480 AVX Programming Reference (January, 2009)
7481 * config/i386/sse.md (*vpclmulqdq): New.
7483 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7485 PR tree-optimization/38977
7486 PR gcov-profile/38292
7487 * calls.c (special_function_p): Disregard __builtin_ prefix.
7489 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7491 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7492 non-indexable addresses even before reload.
7494 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7497 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7498 as having variable size. Do not give an error for unnamed
7499 parameters with [*] declarators. Give a warning for type names
7500 with [*] declarators and mark them as variable size.
7501 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7502 for sizeof applied to [*] type names.
7504 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7507 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7509 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7511 * gcc.c (process_command): Update copyright notice dates.
7512 * gcov.c (print_version): Likewise.
7513 * gcov-dump.c (print_version): Likewise.
7514 * mips-tfile.c (main): Likewise.
7515 * mips-tdump.c (main): Likewise.
7517 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7520 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7521 for composite type involving a zero-length array type.
7523 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7526 * function.c (match_asm_constraints_1): Skip over
7527 initial optional % in the constraint.
7530 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7531 supported, don't accept FIXED_CSTs.
7532 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7533 and _Sat is used without _Fract/_Accum. Set specs->type to
7534 integer_type_node for cts_fract/cts_accum if fixed point is not
7537 2009-02-02 Catherine Moore <clm@codesourcery.com>
7539 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7541 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7543 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7544 (ABI_HAS_64BIT_SYMBOLS): Use it.
7545 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7547 2009-02-02 Paul Brook <paul@codesourcery.com>
7549 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7551 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7554 * recog.h (asm_operand_ok): Add constraints argument.
7555 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7556 recurse on matching constraint.
7557 (check_asm_operands): Pass constraints as 3rd argument to
7558 asm_operand_ok. Don't look up matching constraint here.
7559 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7562 2009-02-02 Ben Elliston <bje@au.ibm.com>
7564 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7565 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7567 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7569 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7570 information. Remove some obsolete information. Reorganize.
7572 * config/pa/fptr.c: Revert license to GPL 2.
7573 * config/pa/milli64.S: Likewise.
7575 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7578 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7579 LIBRARY name in, instead of hard-coding it.
7580 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7581 extra target make frag to tmake_files according to EH model.
7582 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7583 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7584 frags that define makefile variable EH_MODEL appropriately.
7585 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7586 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7587 to "-sjlj" according to type of EH configured.
7588 (LIBGCC_SONAME): Concatenate it to shared library base name.
7589 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7590 to "_sjlj" according to type of EH configured.
7591 (LIBGCC_SONAME): Concatenate it to shared library base name.
7592 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7593 (SHLIB_LINK): Add missing semicolon to if-else construct.
7594 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7595 string value of "pe_dll" command-line option.
7596 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7597 (SHLIB_SONAME): Use it when overriding t-cygming default.
7598 (SHLIB_IMPLIB): Override t-cygming default.
7599 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7600 string value of "pe_dll" command-line option.
7602 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7605 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7606 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7608 2009-01-31 Richard Guenther <rguenther@suse.de>
7610 PR tree-optimization/38937
7611 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7612 computing the transitive closure.
7614 2009-01-30 Richard Guenther <rguenther@suse.de>
7616 PR tree-optimization/39041
7617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7618 Propagate variable indices only if the types match for this stmt.
7620 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7623 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7624 inline but never defined.
7626 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7628 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7629 (*insv_h_di_reg_extimm): New insn.
7630 (*insv_l<mode>_reg_extimm): New insn.
7632 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7634 * config/picochip/picochip.c (flag_conserve_stack): set
7635 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7636 fconserve-stack. Reduce call-overhead used by inliner.
7638 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7641 * common.opt (flag_conserve_stack): Initialised to zero.
7643 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7646 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7647 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7650 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7652 * ira-color.c (allocno_reload_assign): Update comments.
7653 * regmove.c (regmove_optimize): Likewise.
7657 2009-01-29 Robert Millan <rmh@aybabtu.com>
7659 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7660 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7661 `MD_UNWIND_SUPPORT'.
7662 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7664 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7666 PR tree-optimization/39007
7667 * tree-loop-distribution.c (generate_builtin): Use
7668 recompute_dominator to compute the immediate dominator of the
7669 basic block just after the loop.
7671 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7673 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7674 (ASM_OUTPUT_DWARF_PCREL): Define.
7676 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7678 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7679 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7680 global. Modify entries about regmove and IRA.
7682 * ra-conflict.c: Remove the file.
7684 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7686 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7687 (pass_regclass_init): Rename to pass_reginfo_init.
7689 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7691 * toplev.h (flag_ira): Remove.
7693 * caller-save.c (setup_save_areas): Remove flag_ira.
7695 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7697 * global.c: Remove the file.
7699 * opts.c (decode_options): Remove flag_ira.
7701 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7703 * regmove.c: Modify file description.
7704 (find_use_as_address, try_auto_increment): Define them only if
7705 AUTO_INC_DEC is defined.
7706 (replacement_quality, replace_in_call_usage, fixup_match_1,
7707 stable_and_no_regs_but_for_p): Remove.
7708 (reg_set_in_bb): Make it static.
7709 (regmove_optimize): Remove flag_ira and code which worked for
7712 * local-alloc.c: Remove the file.
7714 * common.opt (fira): Remove.
7716 * ira.c: Include except.h.
7717 (eliminable_regset): Move from global.c.
7718 (mark_elimination): Ditto. Remove flag_ira.
7719 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7720 equiv_mem_modified, validate_equiv_mem_from_store,
7721 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7722 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7723 no_equiv, recorded_label_ref): Move from local-alloc.c.
7724 (update_equiv_regs): Ditto. Make it static.
7725 (print_insn_chain, print_insn_chains): Move it from global.c.
7726 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7727 (build_insn_chain): Ditto. Make it static.
7728 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7729 Rename to init_live_subregs.
7730 (gate_ira): Remove flag_ira.
7732 * regclass.c: Rename reginfo.c. Change file description.
7733 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7734 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7735 (init_reg_sets_1): Remove code for evaluation of
7736 reg_class_superclasses and losing_caller_save_reg_set.
7737 (init_regs): Remove init_reg_autoinc.
7738 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7739 ok_for_base_p_nonstrict): Remove.
7740 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7741 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7742 corresponding entries.
7743 (dump_regclass, record_operand_costs, scan_one_insn,
7744 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7745 record_address_regs, auto_inc_dec_reg_p): Remove.
7746 (gt-regclass.h): Rename to gt-reginfo.h.
7748 * rtl.h (dump_global_regs, retry_global_alloc,
7749 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7751 * Makefile.in (RA_H): Remove.
7752 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7753 Rename regclass.o to reginfo.o.
7754 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7756 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7757 (GTFILES): Rename regclass.c to reginfo.c.
7759 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7760 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7762 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7763 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7765 (finish_spills): Ditto. Remove code for !flag_ira.
7767 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7770 * doc/invoke.texi (rtl debug options): Complete rewrite.
7771 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7773 * mode-switching.c (pass_mode_switching): Rename pass from
7774 "mode-sw" to "mode_sw".
7775 * except.c (pass_convert_to_eh_ranges): Rename pass from
7776 "eh-ranges" to "eh_ranges".
7777 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7781 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7782 Alexander Monakov <amonakov@ispras.ru>
7785 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7787 (move_exprs_to_boundary): Change return type and pass through
7788 should_move from move_op. Relax assert. Update usage ...
7789 (schedule_expr_on_boundary): ... here. Use should_move instead of
7791 (move_op_orig_expr_found): Indicate that insn was disconnected from
7793 (code_motion_process_successors): Do not call after_merge_succs
7794 callback if original expression was not found when traversing any of
7796 (code_motion_path_driver): Change return type. Update prototype.
7797 (move_op): Update comment. Add a new parameter (should_move). Update
7798 prototype. Set *should_move based on indication provided by
7799 move_op_orig_expr_found.
7801 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7803 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7804 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7805 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7806 * config/rs6000/rs6000.c (rs6000_override_options): Default
7807 avoid-indexed-addresses on for Power6, off for everything else.
7808 (avoiding_indexed_address_p): New function.
7809 (rs6000_legitimize_address): Use it.
7810 (rs6000_legitimate_address): Likewise.
7811 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7813 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7815 PR tree-optimization/38997
7816 * tree-loop-distribution.c (generate_memset_zero): Use
7817 POINTER_PLUS_EXPR for a pointer addition.
7819 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7821 * config/s390/s390.md (bswap<mode>2): New pattern added.
7823 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7825 * config/s390/s390.md (*tls_load_31): Added type attribute.
7827 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7829 * config/s390/s390.md: Fix a few comments.
7831 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7833 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7834 (*tm<mode>_full): Fixed z10prop attribute.
7835 (*tst<mode>_extimm): Fixed z10prop attribute.
7836 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7837 (*tstqiCCT_cconly): Fixed z10prop attribute.
7838 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7839 (*movsi_larl): Fixed z10prop attribute.
7840 (*movsi_zarch): Fixed z10prop attribute.
7841 (*movsi_eas): Fixed z10prop attribute.
7842 (*movhi): Fixed z10prop attribute.
7843 (*movqi): Fixed z10prop attribute.
7844 (*movstrictqi): Fixed z10prop attribute.
7845 (*mov<mode>): Fixed z10prop attribute.
7846 (*movcc): Fixed z10prop attribute.
7847 (*sethighpartdi_64): Fixed z10prop attribute.
7848 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7849 (*negdi2_sign_cc): Fixed z10prop attribute.
7850 (*negdi2_sign): Fixed z10prop attribute.
7851 (*absdi2_sign_cc): Fixed z10prop attribute.
7852 (*absdi2_sign): Fixed z10prop attribute.
7853 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7854 (*negabsdi2_sign): Fixed z10prop attribute.
7855 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7856 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7857 (doloop_si64): Fixed z10prop attribute.
7858 (doloop_si31): Fixed z10prop attribute.
7859 (doloop_long): Fixed z10prop attribute.
7860 (indirect_jump): Fixed z10prop attribute.
7861 (nop): Fixed z10prop attribute.
7862 (main_base_64): Fixed z10prop attribute.
7863 (reload_base_64): Fixed z10prop attribute.
7865 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7867 PR rtl-optimization/38740
7868 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
7870 * config/mips/mips.c (mips_reorg): Likewise.
7872 2009-01-28 Richard Guenther <rguenther@suse.de>
7874 PR tree-optimization/38926
7875 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
7876 with the correct value id to a value.
7877 (do_regular_insertion): Use the value number of edoubleprime
7878 for the value number of the expr.
7881 2008-08-21 Richard Guenther <rguenther@suse.de>
7883 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7884 a PHI ask VN if it is already available.
7885 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7886 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7888 2009-01-28 Jakub Jelinek <jakub@redhat.com>
7891 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
7892 set to varying whenever max has TREE_OVERFLOW set, similarly
7893 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
7895 2009-01-28 Richard Guenther <rguenther@suse.de>
7898 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
7899 uninitialized aggregate uses in call arguments.
7901 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
7903 PR tree-optimization/38984
7904 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
7905 the nothing_id variable if -fno-delete-null-pointer-checks.
7907 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
7910 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
7911 (set_got_offset_rex64): Ditto.
7913 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
7916 * doc/extend.texi: Improve local variable with asm reg.
7918 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
7920 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
7921 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
7922 was not supplied then set warn_packed_bitfield_compat to the
7924 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
7927 2009-01-27 Richard Guenther <rguenther@suse.de>
7929 PR tree-optimization/38503
7930 * cfgexpand.c (expand_gimple_basic_block): Ignore
7931 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
7932 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
7933 variables that cannot have TBAA applied.
7934 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
7937 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
7940 * calls.c (initialize_argument_information): Do not wrap complex
7941 arguments in SAVE_EXPR.
7943 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
7945 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
7946 (INSTALL_LIBGCC): Revert typo commit.
7948 2009-01-26 Richard Guenther <rguenther@suse.de>
7950 PR tree-optimization/38745
7951 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
7952 from special handling.
7954 2009-01-26 Richard Guenther <rguenther@suse.de>
7956 PR tree-optimization/38745
7957 * tree-ssa.c (execute_update_addresses_taken): Do not include
7958 variables that cannot possibly be a register in not_reg_needs.
7959 Do not clear TREE_ADDRESSABLE on vars that may not become
7961 * tree-ssa.c (update_alias_info_1): Include those in the set
7962 of addressable vars.
7964 2009-01-26 Richard Guenther <rguenther@suse.de>
7967 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
7968 * tree-ssa-dse.c: Include langhooks.h
7969 (execute_simple_dse): Remove stores with zero size.
7971 2009-01-24 Jakub Jelinek <jakub@redhat.com>
7974 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
7977 2009-01-24 Julian Brown <julian@codesourcery.com>
7979 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
7980 config/arm/linux-atomic.c.
7981 * config/arm/linux-atomic.c: New.
7983 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
7985 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
7986 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
7987 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
7989 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
7992 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
7995 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
7997 PR tree-optimization/38953
7998 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
7999 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8000 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8001 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8004 2009-01-24 Paul Brook <paul@codesourcery.com>
8006 * config/arm/neon.md (neon_type): Move to arm.md.
8007 (neon_mov<VSTRUCT>): Add neon_type attribute.
8008 * config/arm/arm.md (neon_type): Move to here.
8009 (conds): Add "unconditioal" and use as default for NEON insns.
8011 2009-01-24 Ben Elliston <bje@au.ibm.com>
8013 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8014 void *' warning from -Wc++-compat.
8015 * Makefile.in (dominance.o-warn): Remove.
8017 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8019 PR tree-optimization/38932
8020 * fold-const.c (fold_unary_ignore_overflow): New.
8021 * tree.h (fold_unary_ignore_overflow): Declare.
8022 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8023 * tree-ssa-sccvn.c (visit_reference_op_load,
8024 simplify_unary_expression): Likewise.
8026 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8028 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8029 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8030 regardless of their type.
8031 * c-common.c (handle_packed_attribute): Don't ignore packed on
8033 * c.opt (Wpacked-bitfield-compat): New warning option.
8034 * stor-layout.c (place_field): Warn if offset of a field changed.
8035 * doc/extend.texi (packed): Mention the ABI change.
8036 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8037 (Warning Options): Add it to the list.
8039 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8041 * c-opts.c (c_common_post_options): Fix a typo in comments.
8043 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8046 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8047 variables to static.
8048 * doc/invoke.texi (-fmerge-all-constants): Update description.
8050 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8053 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8054 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8056 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8058 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8060 (LOCAL_ALIGNMENT): Similarly.
8062 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8063 Joseph Myers <joseph@codesourcery.com>
8065 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8066 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8067 * config/arm/arm-tune.md: Regenerate.
8068 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8071 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8073 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8074 version number to five.
8076 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8079 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8080 * c-common.c (set_underlying_type): Likewise.
8081 (is_typedef_decl ): Likewise
8083 (set_underlying_type): Likewise.
8084 (is_typedef_type): Likewise.
8086 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8089 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8092 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8095 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8096 (LIBGCC_SPEC): Don't define.
8097 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8099 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8101 PR rtl-optimization/38879
8102 * alias.c (base_alias_check): Unaligned access via AND address can
8103 alias all surrounding object types except those with sizes equal
8104 or wider than the size of unaligned access.
8106 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8109 * c-decl.c (clone_underlying_type): Move this ...
8110 * c-common.c (set_underlying_type): ... here.
8111 Also, make sure the function properly sets TYPE_STUB_DECL() on
8112 the newly created typedef variant type.
8113 (is_typedef_decl ): New entry point.
8114 * tree.h: Added a new member member_types_needing_access_check to
8115 struct tree_decl_non_common.
8116 (set_underlying_type): New entry point.
8117 (is_typedef_type): Likewise.
8119 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8121 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8122 Check whether two instructions have memory references that
8123 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8124 are helper functions for traversing.
8125 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8126 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8127 not to draw dependency edge for instructions with non-conflicting
8130 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8133 * longlong.h: Update copyright years. Use soft-fp license notice.
8134 Sync __clz_tab declaration with glibc.
8136 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8139 * doc/extend.texi (syscall_linkage): New.
8140 (version_id): Modify.
8142 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8143 Richard Guenther <rguenther@suse.de>
8145 PR tree-optimization/38747
8146 PR tree-optimization/38748
8147 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8148 conversion if the base address is an indirect reference and the
8149 aliasing sets could cause issues.
8151 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8153 * common.opt (fgraphite, fgraphite-identity): Add comment for
8154 explaining why these options are not documented.
8156 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8158 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8159 gimple_call_lhs is NULL.
8161 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8164 * emit-rtl.c (adjust_address_1): Make sure memref is never
8167 2009-01-20 Ben Elliston <bje@au.ibm.com>
8169 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8170 const qualifier from arg parameter. Remove unnecessary cast to char *.
8171 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8172 const qualifier from arg 2.
8174 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8176 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8178 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8181 * rtl.h (reinit_regs): New prototype.
8182 * regclass.c: Include ira.h.
8184 * Makefile.in (regclass.o): Add ira.h.
8185 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8187 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8190 * c-common.c (handle_aligned_attribute): Use
8191 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8192 default alignment value.
8194 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8196 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8197 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8199 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8200 __BIGGEST_ALIGNMENT__.
8202 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8204 2009-01-18 Richard Guenther <rguenther@suse.de>
8206 PR tree-optimization/38819
8207 * tree-flow.h (operation_could_trap_helper_p): Declare.
8208 * tree-eh.c (operation_could_trap_helper_p): Export.
8209 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8210 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8211 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8212 are about to insert a possibly trapping instruction and fail
8215 2009-01-18 Andreas Schwab <schwab@suse.de>
8217 * doc/install.texi (Configuration): Remove obsolete paragraph
8218 about use of --with-gnu-ld with --with-gnu-as.
8220 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8222 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8223 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8224 Follow spelling conventions.
8226 2009-01-18 Ben Elliston <bje@au.ibm.com>
8228 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8229 C++ warning about implicit conversion from void * to struct
8231 (bitmap_obstack_free): Likewise for bitmap_element *.
8232 * Makefile.in (bitmap.o-warn): Remove.
8234 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8236 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8238 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8239 Tobias Grosser <tobi.grosser@amd.com>
8241 * graphite.c (graphite_trans_scop_block): Do not block single
8244 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8246 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8247 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8248 test with assertion.
8250 2009-01-16 Richard Guenther <rguenther@suse.de>
8252 PR tree-optimization/38835
8254 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8255 and INT + PTR -> (INT)(PTR p+ INT) folding.
8256 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8258 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8261 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8262 the subreg from a lowpart subreg if it is also casting the value.
8264 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8265 Tobias Grosser <tobi.grosser@amd.com>
8267 * graphite.c (compare_prefix_loops): New.
8268 (build_scop_canonical_schedules): Rewritten.
8269 (graphite_transform_loops): Move build_scop_canonical_schedules
8270 after build_scop_iteration_domain.
8272 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8273 Tobias Grosser <tobi.grosser@amd.com>
8275 * graphite.c (add_conditions_to_domain): Add the loops to
8276 the dimension of the iteration domain. Do copy the domain
8277 only when it exists.
8278 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8279 (add_conditions_to_constraints): New.
8280 (can_generate_code_stmt, can_generate_code): Removed.
8281 (gloog): Do not call can_generate_code.
8282 (graphite_transform_loops): Call add_conditions_to_constraints
8283 after building the iteration domain.
8285 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8287 PR tree-optimization/38789
8288 * tree-ssa-threadedge.c
8289 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8290 __builtin_constant_p.
8292 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8294 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8295 examined before deleting them.
8297 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8299 * function.c (aggregate_value_p): Correctly extract the function
8300 type from CALL_EXPR_FN lookup.
8302 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8304 * config/picochip/picochip.c (picochip_override_options): Revert
8305 CFI asm flag disable commited previously.
8307 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8308 Tobias Grosser <tobi.grosser@amd.com>
8309 Jan Sjodin <jan.sjodin@amd.com>
8311 * graphite.c (scan_tree_for_params): On substractions negate
8312 all the coefficients of the term.
8313 (clast_to_gcc_expression_red): New. Handle reduction expressions
8314 of more than two operands.
8315 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8316 (get_vdef_before_scop): Handle also the case of default definitions.
8318 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8320 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8321 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8322 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8324 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8325 Joey Ye <joey.ye@intel.com>
8328 * cfgexpand.c (expand_stack_alignment): Don't update stack
8329 boundary nor check incoming stack boundary here.
8330 (gimple_expand_cfg): Update stack boundary and check incoming
8331 stack boundary here.
8333 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8335 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8337 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8339 PR rtl-optimization/38245
8340 * calls.c (expand_call): Add stack arguments to
8341 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8342 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8343 in regs and partially in memory or BLKmode arguments.
8344 (emit_library_call_value_1): Add stack arguments to
8345 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8346 ACCUMULATE_OUTGOING_ARGS).
8347 * dce.c: Include tm_p.h.
8348 (find_call_stack_args): New function.
8349 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8351 (mark_insn): Call find_call_stack_args for CALL_Ps.
8352 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8353 forwards. Allocate and free arg_stores bitmap if needed, pass it
8354 down to deletable_insn_p, don't mark stores set in arg_stores
8355 bitmap, clear the bitmap at the beginning of each bb.
8356 * Makefile.in (dce.o): Depend on $(TM_P_H).
8358 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8361 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8362 to make sure the insn is a conditional test (bug 22599). Reformat a
8365 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8368 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8369 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8370 (gloog): Do not call cleanup_tree_cfg.
8371 (graphite_transform_loops): Call cleanup_tree_cfg after all
8372 scops have been code generated.
8374 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8375 * doc/gty.texi (Invoking the garbage collector): Added new node
8376 and section documenting ggc_collect.
8378 2009-01-14 Richard Guenther <rguenther@suse.de>
8380 PR tree-optimization/38826
8382 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8383 initialization notes only if we actually emitted a warning.
8384 (intra_create_variable_infos): Add constraints for a result decl
8385 that is passed by hidden reference.
8386 (build_pred_graph): Mark all related variables non-direct on
8389 2009-01-14 Nick Clifton <nickc@redhat.com>
8391 * ira-conflicts.c: Include addresses.h for the definition of
8393 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8394 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8396 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8399 * Makefile.in (ira-lives.o): Add except.h.
8401 * ira-lives.c: Include except.h.
8402 (process_bb_node_lives): Process can_throw_internal.
8404 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8406 PR rtl-optimization/38774
8407 * combine.c (simplify_set): When undoing cc_use change, don't do
8408 PUT_CODE on the newly created comparison, but instead put back the
8411 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8413 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8414 values. Remove duplicate arm8 entry.
8416 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8418 PR tree-optimization/38786
8419 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8420 the SSA_NAME case of expand_scalar_variables_expr.
8421 Set the type of an expression to the type of its assign statement.
8422 (expand_scalar_variables_expr): Also gather the scalar computation
8423 used to index the memory access. Do not pass loop_p.
8424 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8425 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8426 the gimple_stmt_iterator where it inserts new code.
8428 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8429 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8431 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8433 * graphite.h (debug_value): Removed.
8434 * graphite.c (debug_value): Removed.
8436 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8438 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8439 ldrd/strd with two 32-bit instructions.
8441 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8443 * config/arm/arm.c (struct processors): Pass for speed down into
8444 cost helper functions.
8445 (const_ok_for_op): Handle COMPARE and inequality nodes.
8446 (arm_rtx_costs_1): Rewrite.
8447 (arm_size_rtx_costs): Update prototype.
8448 (arm_rtx_costs): Pass speed down to helper functions.
8449 (arm_slowmul_rtx_costs): Rework cost calculations.
8450 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8451 (arm_9e_rtx_costs): Likewise.
8453 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8455 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8456 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8457 (alpha_legitimize_address): Do not split local symbols wider than
8458 UNITS_PER_WORD into HIGH/LO_SUM parts.
8460 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8463 * gcc.c (process_command): Replace call to execvp with calls
8464 to pex_one and exit.
8466 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8469 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8470 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8471 variant for devices with 3-byte PC.
8472 (__tablejump_elpm__): New.
8474 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8477 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8478 offsetof member-designator, handle it as `[0].'.
8480 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8482 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8483 function when not using named sections on targets with named sections
8484 if branch distance is less than 262132.
8486 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8488 * combine.c (combine_instructions): Recompute
8489 optimize_this_for_speed_p for each BB in the main combine loop.
8491 2009-01-12 Tomas Bily <tbily@suse.cz>
8494 * tree-loop-distribution.c (prop_phis): New function.
8495 (generate_builtin): Call prop_phis.
8496 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8498 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8500 PR tree-optimization/38807
8501 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8502 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8504 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8506 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8507 subreg of op0 to the original op0.
8509 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8511 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8513 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8516 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8517 starting with digits.
8519 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8522 * config/arm/arm.c (arm_is_long_call_p): Don't call
8523 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8525 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8527 * regrename.c (regrename_optimize): Fix dumping.
8528 (find_oldest_value_reg): Preserve REG_POINTER.
8529 (copy_hardreg_forward_1): Likewise.
8531 2009-01-09 Diego Novillo <dnovillo@google.com>
8533 * gimple.h (struct gimple_statement_base) <uid>: Document
8534 the restrictions on its use.
8536 (gimple_set_uid): Tidy.
8538 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8540 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8541 zero guard even if align_bytes != 0 and count is smaller than
8544 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8546 PR rtl-optimization/38495
8547 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8548 (add_range_and_copies_from_move_list): Print all added ranges.
8549 Add ranges to memory optimized destination.
8551 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8555 * config/i386/i386.c (override_options): Reject
8556 -mstringop-strategy=rep_8byte with -m32.
8557 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8558 to 1. Do count comparison against epilogue_size_needed at compile
8559 time even when count_exp was constant forced into register. For
8560 size_needed don't jump to epilogue, instead just avoid aligning
8561 and invoke the body algorithm. If need_zero_guard, add zero guard
8562 even if count is non-zero, but smaller than size_needed + number of
8563 bytes that could be stored for alignment.
8564 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8565 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8566 but smaller than size_needed + number of bytes that could be stored
8567 for alignment. Compare size_needed with epilogue_size_needed instead
8568 of desired_align - align, don't adjust size_needed, pass
8569 epilogue_size_needed to the epilogue expanders.
8572 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8574 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8576 * pa.c (last_address): Change to unsigned.
8577 (update_total_code_bytes): Change argument to unsigned. Don't
8578 check if insn addresses are set.
8579 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8580 addresses are not set.
8581 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8583 2009-01-09 Nick Clifton <nickc@redhat.com>
8585 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8586 DECL_DECLARED_INLINE_P.
8588 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8591 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8592 GET_MODE (op0) in operand_subword_force calls.
8595 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8596 fold_convert arg0 operands to TREE_TYPE (op0) first.
8598 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8600 * params.def (ira-max-conflict-table-size): Decrease default value
8603 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8605 PR tree-optimization/37031
8606 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8608 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8609 allocate it using gc instead of heap, use VEC_quick_push instead of
8611 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8612 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8613 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8614 allocated vector from heap allocated.
8615 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8616 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8617 vector only after perfect_loop_nest_depth call.
8619 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8620 Jan Sjodin <jan.sjodin@amd.com>
8622 PR tree-optimization/38559
8623 * graphite.c (debug_value, copy_constraint,
8624 swap_constraint_variables, scale_constraint_variable, ): New.
8625 (get_lower_bound, get_upper_bound): Removed.
8626 (graphite_trans_bb_strip_mine): Clean up this code that works
8627 only for constant number of iterations. Fully copy upper and
8628 lower bound constraints, not only the constant part of them.
8629 * graphite.h (debug_value): Declared.
8631 2009-01-08 Ira Rosen <irar@il.ibm.com>
8633 PR tree-optimization/37194
8634 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8635 Don't add the cost of cost model guard in prologue to scalar
8636 outside cost in case of known number of iterations.
8638 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8639 Alan Modra <amodra@bigpond.net.au>
8641 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8642 non-word-aligned REG+CONST addressing.
8644 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8647 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8648 free_after_compilation when outputting a thunk.
8649 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8650 Do not call free_after_compilation here.
8652 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8655 (ix86_valid_target_attribute_inner_p): Ditto.
8657 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8659 PR tree-optimization/38492
8660 PR tree-optimization/38498
8661 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8662 * tree-chrec.h (scev_is_linear_expression): Declared.
8663 * graphite.c (graphite_cannot_represent_loop_niter): New.
8664 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8665 (graphite_loop_normal_form): Use gcc_assert.
8666 (scan_tree_for_params): Use CASE_CONVERT.
8667 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8668 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8669 Use gcc_assert. Discard scops that contain unhandled cases.
8670 (build_scop_conditions): Return a boolean status for unhandled cases.
8671 (strip_mine_profitable_p): Print the loop number, not its depth.
8672 (is_interchange_valid): Pass the depth of the loop nest, don't
8673 recompute it wrongly.
8674 (graphite_trans_bb_block): Same.
8675 (graphite_trans_bb_block): Print tentative of loop blocking.
8676 (graphite_trans_scop_block): Do not print that the loop has been
8678 (graphite_transform_loops): Do not handle scops that contain condition
8681 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8683 AVX Programming Reference (December, 2008)
8684 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8685 (_mm256_stream_pd): Likewise.
8686 (_mm256_stream_ps): Likewise.
8688 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8689 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8690 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8691 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8692 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8693 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8694 (ix86_expand_special_args_builtin): Likewise.
8696 * config/i386/sse.md (AVXMODEDI): New.
8697 (avx_movnt<mode>): Likewise.
8698 (avx_movnt<mode>): Likewise.
8699 (<sse>_movnt<mode>): Remove AVX support.
8700 (sse2_movntv2di): Likewise.
8702 2009-01-07 Richard Guenther <rguenther@suse.de>
8705 * fold-const.c (extract_muldiv): Remove obsolete comment.
8706 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8707 to PLUS_EXPR canonicalization for the canonicalization.
8709 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8711 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8712 hosted cross-compilers generating less efficient code.
8714 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8716 * function.h (rtl_data): Add a dbr_scheduled_p field.
8717 * reorg.c (dbr_schedule): Set it.
8718 (gate_handle_delay_slots): Check it.
8719 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8720 (mips_reorg): Check flag_delayed_branch instead of
8721 mips_base_delayed_branch.
8722 (mips_override_options): Don't set mips_base_delayed_branch
8723 or flag_delayed_branch.
8725 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8727 PR rtl-optimization/38426.
8728 * ira.c (ira): Set current_function_is_leaf earlier.
8730 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8732 PR rtl-optimization/38722
8733 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8734 too early, only set a flag and modify after last possible
8737 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8740 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8741 * real.c (decimal_single_format): Correct values of emin and emax.
8742 (decimal_double_format): Ditto.
8743 (decimal_quad_format): Ditto.
8744 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8745 computation of DECnn_MIN and DECnn_MAX for corrected values of
8746 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8747 __DECnn_MIN__, and adjust its computation for the corrected value
8750 2009-01-06 Jan Hubicka <jh@suse.cz>
8753 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8755 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8757 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8758 Add Robert Clark to the list of testers.
8760 2009-01-06 Jan Hubicka <jh@suse.cz>
8761 Kai Tietz <kai.tietz@onevision.com>
8763 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8764 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8766 2009-01-06 Jan Hubicka <jh@suse.cz>
8767 Kai Tietz <kai.tietz@onevision.com>
8769 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8771 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8772 (ix86_nsaved_regs): Count only general purpose regs.
8773 (ix86_nsaved_sseregs): New.
8774 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8775 to 16 for w64; compute padding and size of sse reg save area.
8776 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8777 general purpose regs.
8778 (ix86_emit_save_sse_regs_using_mov): New.
8779 (ix86_expand_prologue): Save SSE regs if needed.
8780 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8781 (ix86_emit_restore_sse_regs_using_mov): New.
8782 (ix86_expand_epilogue): Save SSE regs if needed.
8784 2009-01-06 Jan Hubicka <jh@suse.cz>
8785 Kai Tietz <kai.tietz@onevision.com>
8787 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8788 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8789 functions when accumulate outgoing args is off.
8791 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8794 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8795 before using pseudos_have_intersected_live_ranges_p.
8797 * ira-int.h (ira_assert): Always define.
8799 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8801 AVX Programming Reference (December, 2008)
8802 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8803 (_mm256_permute2_pd): Likewise.
8804 (_mm_permute2_ps): Likewise.
8805 (_mm256_permute2_ps): Likewise.
8806 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8807 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8809 * config/i386/i386.c (ix86_builtins): Remove
8810 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8811 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8812 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8813 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8814 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8815 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8816 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8817 __builtin_ia32_vpermil2ps256.
8818 (ix86_init_mmx_sse_builtins): Updated.
8819 (ix86_expand_args_builtin): Likewise.
8821 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8823 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8824 long absolute calls when generating PA 2.0 code.
8826 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8828 PR rtl-optimization/38583
8829 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8831 * params.def (ira-max-conflict-table-size): New.
8833 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8835 * ira.h (ira_conflicts_p): New external definition.
8837 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8838 table. Report this. Return result of building.
8839 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8840 building conflict table.
8842 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8843 (ira_color): Use ira_conflicts_p.
8845 * global.c: Include ira.h.
8846 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8849 * Makefile.in (global.o): Add ira.h.
8851 * ira-build.c (mark_all_loops_for_removal,
8852 propagate_some_info_from_allocno): New.
8853 (remove_unnecessary_allocnos): Call
8854 propagate_some_info_from_allocno.
8855 (remove_low_level_allocnos): New.
8856 (remove_unnecessary_regions): Add parameter. Call
8857 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8858 parameter to remove_unnecessary_regions.
8859 (ira_build): Remove all regions but root if the conflict table was
8860 not built. Update conflict hard regs for allocnos crossing calls.
8862 * ira.c (ira_conflicts_p): New global.
8863 (ira): Define and use ira_conflicts_p.
8865 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
8866 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
8867 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
8869 2009-01-06 Ben Elliston <bje@au.ibm.com>
8871 * gengtype-lex.l (YY_NO_INPUT): Define.
8873 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8876 * c-common.c (handle_vector_size_attribute): Also reject
8879 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
8881 PR tree-optimization/38492
8882 * graphite.c (rename_map_elt, debug_rename_elt,
8883 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
8884 rename_map_elt_info, eq_rename_map_elts,
8885 get_new_name_from_old_name, bb_in_sese_p): Moved around.
8886 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
8887 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
8888 (sese_build_livein_liveouts): New.
8889 (new_sese, free_sese): New.
8890 (new_scop): Call new_sese.
8891 (free_scop): Call free_sese.
8892 (rename_variables_from_edge, rename_phis_end_scop): Removed.
8893 (register_old_new_names): Renamed register_old_and_new_names.
8894 (register_scop_liveout_renames, add_loop_exit_phis,
8895 insert_loop_close_phis, struct igp,
8896 default_liveout_before_guard, add_guard_exit_phis,
8897 insert_guard_phis, copy_renames): New.
8898 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
8899 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
8900 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
8901 (scop_adjust_phis_for_liveouts): New.
8902 (gloog): Call scop_adjust_phis_for_liveouts.
8904 * graphite.h (struct sese): Documented. Added fields liveout,
8906 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
8907 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
8908 (struct scop): Added field liveout_renames.
8909 (SCOP_LIVEOUT_RENAMES): New.
8911 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8913 PR tree-optimization/38510
8914 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
8915 (translate_clast): Call recompute_all_dominators before
8917 (gloog): Call recompute_all_dominators before graphite_verify.
8919 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
8920 Jan Sjodin <jan.sjodin@amd.com>
8922 PR tree-optimization/38500
8923 * graphite.c (create_sese_edges): Call fix_loop_structure after
8926 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8928 * config.gcc: Add m32r*-*-rtems*.
8929 * config/m32r/rtems.h: New file.
8931 2009-01-05 Ben Elliston <bje@au.ibm.com>
8933 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
8934 (.po.pox): Likewise.
8935 (po/gcc.pot): Likewise.
8937 2009-01-04 David S. Miller <davem@davemloft.net>
8939 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
8940 (STARTING_FRAME_OFFSET): Always set to zero.
8942 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8944 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
8945 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
8946 fixed-point types, and vectors of the same.
8948 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
8950 * config/mips/sync.md (*mb_barrier): Rename to...
8951 (*memory_barrier): ...this.
8953 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8955 * doc/extend.texi (Function Attributes): Move @cindex after @item
8956 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
8957 and put in alphabetical order. Fix 'target' name and put in order.
8958 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
8961 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
8963 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
8964 (memory_barrier): Expand as unspec instead of unspec_volatile.
8965 Remove mem:BLK from insn operands. Use Pmode scratch register.
8966 (*memory_barrier): Define as unspec instead of unspec_volatile.
8967 Use (match_dup 0) as input operand.
8969 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
8970 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
8971 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
8972 scratch register. Remove operand 1.
8973 (*stbar): Define as unspec instead of unspec_volatile.
8974 Use (match_dup 0) as input operand, remove (const_int 8).
8975 (*membar): Define as unspec instead of unspec_volatile.
8976 Use (match_dup 0) as input operand, remove input operand 2.
8978 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
8979 (memory_barrier): Expand as unspec instead of unspec_volatile.
8980 Remove mem:BLK from insn operands. Use Pmode scratch register.
8981 (*memory_barrier): Define as unspec instead of unspec_volatile.
8982 Use (match_dup 0) as input operand.
8984 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
8985 Remove mem:BLK from insn operands. Use Pmode scratch register.
8986 Set volatile flag on operand 0.
8987 (*memory_barrier): New insn pattern.
8989 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
8991 (*memory_barrier): Use (match_dup 0) as input operand.
8993 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
8994 Remove mem:BLK from insn operands. Use Pmode scratch register.
8995 Set volatile flag on operand 0.
8996 (*mb_internal): New insn pattern.
8998 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9000 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9003 * function.c (struct temp_slot): Move to the section of the file
9004 that deals with temp slots. Remove field 'address'.
9005 (temp_slot_address_table): New hash table of address -> temp slot.
9006 (struct temp_slot_address_entry): New struct, items for the table.
9007 (temp_slot_address_compute_hash, temp_slot_address_hash,
9008 temp_slot_address_eq, insert_temp_slot_address): Support functions
9010 (find_temp_slot_from_address): Rewrite to use the new hash table.
9011 (remove_unused_temp_slot_addresses): Remove addresses of temp
9012 slots that have been made available.
9013 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9014 worker function for remove_unused_temp_slot_addresses.
9015 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9016 Add the temp slot address to the address -> temp slot map.
9017 (update_temp_slot_address): Update via insert_temp_slot_address.
9018 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9019 (pop_temp_slots): Likewise.
9020 (init_temp_slots): Allocate the address -> temp slot map, or empty
9021 the map if it is already allocated.
9022 (prepare_function_start): Initialize temp slot processing.
9024 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9027 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9028 Calculate the size of all stack vars assuming no packing of stack
9029 vars will happen, replacing a quadratic algorithm with a linear one.
9031 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9034 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9037 2009-01-03 Diego Novillo <dnovillo@google.com>
9039 * doc/contrib.texi: Update contributions.
9041 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9044 * builtins.c (fold_builtin_memory_op): Give up if either operand
9045 is volatile. Set srctype or desttype to non-qualified version
9049 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9052 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9054 PR rtl-optimization/35805
9055 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9056 problem if fast dce is able to remove any instructions.
9057 * dce.c (dce_process_block): Fix dump message.
9059 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9062 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9064 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9067 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9068 * tree-pretty-print.c (op_code_prio): New function.
9069 (op_prio): No longer static. Use op_code_prio.
9070 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9071 Use op_prio and op_code_prio to determine if () should be
9072 printed around operand(s) or not.
9074 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9075 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9076 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9077 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9078 pp_character instead of pp_string for single letter printing.
9080 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9082 * doc/extend.texi: Fix '#pragma GCC option' typo.
9084 2009-01-02 Richard Guenther <rguenther@suse.de>
9086 * doc/install.texi (--enable-checking): Mention different
9088 (--enable-stage1-checking): Document.
9090 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9093 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9094 case to be an error.
9096 2009-01-02 Ben Elliston <bje@au.ibm.com>
9098 * config/fp-bit.h (pack_d): Constify argument.
9099 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9100 (isnan): Constify argument.
9104 (_fpadd_parts): Constify return type.
9105 (_fpmul_parts): Likewise.
9106 (_fpdiv_parts): Likewise.
9108 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9111 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9112 warn about overwriting initializer with side-effects or
9113 -Woverride-init if !IMPLICIT.
9114 (output_init_element): Likewise. Pass IMPLICIT down to
9116 (process_init_element): Add IMPLICIT argument. Pass it down
9117 to output_init_element.
9118 (push_init_element, pop_init_level, set_designator): Adjust
9119 process_init_element callers.
9120 (set_nonincremental_init, set_nonincremental_init_from_string):
9121 Adjust add_pending_init callers.
9122 (output_pending_init_elements): Adjust output_init_element callers.
9123 * c-tree.h (process_init_element): Adjust prototype.
9124 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9125 process_init_element callers.
9128 Copyright (C) 2009 Free Software Foundation, Inc.
9130 Copying and distribution of this file, with or without modification,
9131 are permitted in any medium without royalty provided the copyright
9132 notice and this notice are preserved.