1 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
3 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
4 (cprop, hoist, pre, store_motion): New debug counters.
5 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
6 is not an RTL pass anymore.
7 (pass_profiling): Remove extern decl for pass removed in 2005.
8 (pass_gcse, pass_jump_bypass): Remove.
9 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
11 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
12 * cse.c (gate_handle_cse_after_global_opts,
13 rest_of_handle_cse_after_global_opts): New functions.
14 (pass_cse_after_global_opts): New pass, does local CSE.
15 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16 (TV_CPROP): New timevar.
17 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
18 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19 (gcse_main, recompute_all_luids): Remove.
20 (compute_hash_table_work): Call max_reg_num instead of reading
22 (cprop_jump): Don't set run_jump_opt_after_gcse.
23 (constprop_register): Always allow to alter jumps.
24 (cprop_insn): Likewise.
25 (do_local_cprop): Likewise.
26 (local_cprop_pass): Likewise. Return non-zero if something changed.
27 (cprop): Remove function, fold interesting bits into one_cprop_pass.
28 (find_implicit_sets): Add note about missed optimization opportunity.
29 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
30 pass_rtl_cprop execute function.
31 Don't bother tracking the pass number, each pass gets its own dumpfile
33 Always allow to alter jumpsand bypass jumps.
34 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
35 will just find no suitable set.
36 (pre_edge_insert): Fix dumping, this function is for PRE only.
37 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
38 pass_rtl_pre execute function.
39 (hoist_code): Return non-zero if something changed. Keep track of
40 substitutions and insertions for statistics gathering similar to PRE.
41 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
42 called from the pass_rtl_hoist execute function. Show pass statistics.
43 (compute_store_table): Use max_reg_num directly instead of using the
44 formerly global max_gcse_regno.
45 (build_store_vectors): Likewise.
46 (replace_store_insn): Fix dumping.
47 (store_motion): Rename to ...
48 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
49 pass, called from the pass_rtl_store_motion execute function. Keep
50 track of substitutions and insertions for statistics gathering similar
52 (bypass_jumps): Remove, fold interesting bits into ...
53 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
54 from the pass_rtl_cprop execute function.
55 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
56 pass_jump_bypass): Remove.
57 (gate_handle_gcse, rest_of_handle_gcse): Remove.
58 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
59 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
60 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
61 (gate_rtl_store_motion, execute_rtl_store_motion,
62 pass_rtl_store_motion): New.
63 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
64 make it clear that -fcse-skip-blocks is a no-op for backward compat.
65 * passes.c (init_optimization_passes): Remove pass_gcse and
66 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
67 and cse_after_global_opts in place of pass_gcse. Schedule cprop
68 instead of pass_jump_bypass.
70 2009-04-27 Richard Guenther <rguenther@suse.de>
73 * gimplify.c (gimplify_expr): If we are required to create
74 a temporary make sure it ends up as register.
76 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
79 * config/i386/i386.c (construct_container): Don't call
80 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
81 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
83 2009-04-27 Michael Matz <matz@suse.de>
85 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
86 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
87 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
88 (dump_replaceable_exprs): Take a bitmap.
89 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
91 (expand_gimple_basic_block): Likewise.
92 * tree-ssa-ter.c (struct temp_expr_table_d): Make
93 replaceable_expressions member a bitmap.
94 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
95 (mark_replaceable): Likewise.
96 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
97 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
99 2009-04-27 Richard Guenther <rguenther@suse.de>
101 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
102 (verify_stmts): Dispatch to gimple/type verification code.
103 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
104 issue with call argument types.
106 2009-04-27 Michael Matz <matz@suse.de>
108 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
109 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
112 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
113 Eric Botcazou <ebotcazou@adacore.com>
115 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
116 a label's basic block.
117 (mark_target_live_regs): Tidy and rework obsolete comments.
118 Change back DF problem to LIVE. If a label starts a basic block,
119 assume that all registers that used to be live then still are.
120 (init_resource_info): If a label starts a basic block, set its
121 BLOCK_FOR_INSN accordingly.
122 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
124 2009-04-27 Richard Guenther <rguenther@suse.de>
126 * tree-flow-inline.h (function_ann): Remove.
127 (get_function_ann): Likewise.
128 * tree-dfa.c (create_function_ann): Remove.
129 * tree-flow.h (struct static_var_ann_d): Remove.
130 (struct function_ann_d): Likewise.
131 (union tree_ann_d): Remove fdecl member.
132 (function_ann_t): Remove.
133 (function_ann, get_function_ann, create_function_ann): Remove
136 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
138 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
140 2009-04-27 Jan Hubicka <jh@suse.cz>
142 * ipa-pure-const.c (struct funct_state_d): New fields
143 state_previously_known, looping_previously_known; remove
145 (analyze_function): Use new fields.
146 (propagate): Avoid assumption that state_set_in_source imply
149 * tree-ssa-loop-niter.c (finite_loop_p): New function.
150 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
151 * cfgloop.h (finite_loop_p): Declare.
153 2009-04-26 Michael Matz <matz@suse.de>
155 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
157 2009-04-26 Michael Matz <matz@suse.de>
159 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
160 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
161 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
162 pass_mark_used_blocks): Remove.
163 * tree-optimize.c (pass_free_datastructures,
164 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
165 * passes.c (init_optimization_passes): Don't call
166 pass_mark_used_blocks, remove dead code.
168 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
170 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
171 * tree-ssa-live.h (register_ssa_partition): Likewise.
173 2009-04-26 Michael Matz <matz@suse.de>
176 * builtins.c (fold_builtin_next_arg): Handle SSA names.
177 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
178 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
180 (compare_pairs): Swap cost comparison.
181 (coalesce_ssa_name): Don't use change_partition_var.
182 * tree-nrv.c (struct nrv_data): Add modified member.
183 (finalize_nrv_r): Set it.
184 (tree_nrv): Use it to update statements.
185 (pass_nrv): Require PROP_ssa.
186 * tree-mudflap.c (mf_decl_cache_locals,
187 mf_build_check_statement_for): Use make_rename_temp.
188 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
189 * alias.c (find_base_decl): Handle SSA names.
190 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
191 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
192 * rtl.h (set_reg_attrs_for_parm): Declare.
193 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
194 to "optimized", remove unused locals at finish.
195 (execute_free_datastructures): Make global, call
196 delete_tree_cfg_annotations.
197 (execute_free_cfg_annotations): Don't call
198 delete_tree_cfg_annotations.
200 * ssaexpand.h: New file.
201 * expr.c (toplevel): Include ssaexpand.h.
202 (expand_assignment): Handle SSA names the same as register variables.
203 (expand_expr_real_1): Expand SSA names.
204 * cfgexpand.c (toplevel): Include ssaexpand.h.
205 (SA): New global variable.
206 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
208 (set_rtl): New helper function.
209 (add_stack_var): Deal with SSA names, use set_rtl.
210 (expand_one_stack_var_at): Likewise.
211 (expand_one_stack_var): Deal with SSA names.
212 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
213 before unique numbers.
214 (expand_stack_vars): Use set_rtl.
215 (expand_one_var): Accept SSA names, add asserts for them, feed them
216 to above subroutines.
217 (expand_used_vars): Expand all partitions (without default defs),
218 then only the local decls (ignoring those expanded already).
219 (expand_gimple_cond): Remove edges when jumpif() expands an
221 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
222 or remove abnormal edges. Ignore insns setting the LHS of a TERed
224 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
225 members of SA; deal with PARM_DECL partitions here; expand
226 all PHI nodes, free tree datastructures and SA. Commit instructions
227 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
228 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
229 info and statements at start, collect garbage at finish.
230 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
231 (VAR_ANN_PARTITION) Remove.
232 (change_partition_var): Don't declare.
233 (partition_to_var): Always return SSA names.
234 (var_to_partition): Only accept SSA names.
235 (register_ssa_partition): Only check argument.
236 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
238 (delete_var_map): Don't free it.
239 (var_union): Only accept SSA names, simplify.
240 (partition_view_init): Mark only useful SSA names as used.
241 (partition_view_fini): Only deal with SSA names.
242 (change_partition_var): Remove.
243 (dump_var_map): Use ssa_name instead of partition_to_var member.
244 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
246 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
247 (struct _elim_graph): New member const_dests; nodes member vector of
249 (set_location_for_edge): New static helper.
250 (create_temp): Remove.
251 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
252 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
253 (new_elim_graph): Allocate const_dests member.
254 (clean_elim_graph): Truncate const_dests member.
255 (delete_elim_graph): Free const_dests member.
256 (elim_graph_size): Adapt to new type of nodes member.
257 (elim_graph_add_node): Likewise.
258 (eliminate_name): Likewise.
259 (eliminate_build): Don't take basic block argument, deal only with
260 partition numbers, not variables.
261 (get_temp_reg): New static helper.
262 (elim_create): Use it, deal with RTL temporaries instead of trees.
263 (eliminate_phi): Adjust all calls to new signature.
264 (assign_vars, replace_use_variable, replace_def_variable): Remove.
265 (rewrite_trees): Only do checking.
266 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
267 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
268 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
269 contains_tree_r, MAX_STMTS_IN_LATCH,
270 process_single_block_loop_latch, analyze_edges_for_bb,
271 perform_edge_inserts): Remove.
272 (expand_phi_nodes): New global function.
273 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
274 functions, initialize new parameter, remember partitions having a
276 (finish_out_of_ssa): New global function.
277 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
278 don't reset in_ssa_p here, don't disable TER when mudflap.
279 (pass_del_ssa): Remove.
280 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
282 (execute_free_datastructures): Declare.
283 * Makefile.in (SSAEXPAND_H): New variable.
284 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
285 * basic-block.h (commit_one_edge_insertion): Declare.
286 * passes.c (init_optimization_passes): Move pass_nrv and
287 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
288 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
289 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
290 (redirect_branch_edge): Deal with super block when expanding, split
291 out jump patching itself into ...
292 (patch_jump_insn): ... here, new static helper.
294 2009-04-26 Michael Matz <matz@suse.de>
296 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
297 beyond num_ssa_names.
298 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
299 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
301 2009-04-26 Jakub Jelinek <jakub@redhat.com>
304 * fwprop.c (forward_propagate_asm): New function.
305 (forward_propagate_and_simplify): Propagate also into __asm, if it
306 doesn't increase the number of referenced registers.
309 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
311 2009-04-26 Jakub Jelinek <jakub@redhat.com>
313 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
314 note_nonlocal_vla_type for nonlocal VLAs.
315 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
316 contains_remapped_vars, remap_vla_decls): New functions.
317 (convert_nonlocal_reference_stmt): If not optimizing, call
318 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
319 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
320 if it wasn't found in var_map.
321 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
322 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
323 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
325 * gimplify.c (nonlocal_vlas): New variable.
326 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
328 (gimplify_body): Create and destroy nonlocal_vlas.
330 * dwarf2out.c (loc_descr_plus_const): New function.
331 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
332 mem_loc_descriptor, loc_descriptor_from_tree_1,
333 descr_info_loc, gen_variable_die): Use it.
335 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
336 !TREE_STATIC VAR_DECLs.
337 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
338 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
339 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
340 DECL_BY_REFERENCE is valid.
341 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
342 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
343 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
344 Copy DECL_BY_REFERENCE.
345 (struct nesting_copy_body_data): New type.
346 (nesting_copy_decl): New function.
347 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
348 if they have variable length.
350 2009-04-26 Michael Matz <matz@suse.de>
352 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
353 mark new temporaries for renaming.
355 2009-04-26 Joseph Myers <joseph@codesourcery.com>
358 * c-decl.c (global_bindings_p): Return negative value.
359 (c_variable_size): New. Based on variable_size from
361 (grokdeclarator): Call c_variable_size not variable_size.
363 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/i386.c (print_operand) ['z']: Fix typo.
367 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
369 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
370 Redefine it to just use mingw/include.
371 (ASM_SPEC): Rules for -m32 and -m64.
372 (LINK_SPEC): Use Likewise.
373 (SPEC_32): New define.
375 (SUB_LINK_SPEC): Likewise.
376 (MULTILIB_DEFAULTS): New define.
377 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
378 Add multilib options.
379 (MULTILIB_DIRNAMES): Likewise.
380 (MULTILIB_OSDIRNAMES): Likewise.
382 (INSTALL_LIBGCC): Likewise.
384 2009-04-26 Joseph Myers <joseph@codesourcery.com>
387 * c-tree.h (enum c_inline_static_type): New.
388 (record_inline_static): Declare.
389 * c-decl.c (struct c_inline_static, c_inline_statics,
390 record_inline_static, check_inline_statics): New.
391 (pop_file_scope): Call check_inline_statics.
392 (start_decl): Call record_inline_static instead of pedwarning
393 directly for static in inline function.
394 * c-typeck.c (build_external_ref): Call record_inline_static
395 instead of pedwarning directly for static referenced in inline
398 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
400 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
401 not new but only being rescanned.
402 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
403 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
404 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
405 record_set_info, compute_set, grealloc): Remove.
406 (recompute_all_luids): New function.
407 (gcse_main): Don't compute sets, and don't do related memory
408 allocations/free-ing. If something changed before the end of the
409 pass, update LUIDs using recompute_all_luids.
410 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
411 (free_gcse_mem): Don't free it either.
412 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
413 Use the df insn LUIDs.
414 (load_killed_in_block): Likewise.
415 (compute_hash_table_work): Don't compute reg_set_in_block.
416 (compute_transp): Use DF_REG_DEF_CHAINs.
417 (local_cprop_pass): Don't use compute_sets and related functions.
418 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
419 Use get_max_uid() instead of max_cuid.
420 (insert_insn_end_basic_block, pre_insert_copy_insn,
421 update_ld_motion_stores): Don't try to
422 keep reg_set tables up to date.
423 (pre_insert_copies): Use df insn LUIDs.
424 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
425 (reg_set_info): Don't use extra bitmap argument.
426 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
427 information to compute regs_set_in_block.
428 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
429 (bypass_jumps): Don't use compute_sets and friends.
431 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
434 * opts.c (undocumented_msg): Do not leave blank even with
437 2009-04-25 Joseph Myers <joseph@codesourcery.com>
439 * c-decl.c (build_enumerator): Allow values folding to integer
440 constants but not integer constant expressions with a pedwarn if
443 2009-04-25 Joseph Myers <joseph@codesourcery.com>
446 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
447 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
448 type is an integer constant.
450 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.c (print_operand) ['z']: Revert handling of
456 2009-04-25 Joseph Myers <joseph@codesourcery.com>
459 * c-decl.c (grokdeclarator): Diagnose declarations of functions
460 with variably modified return type and no storage class
461 specifiers, except for the case of nested functions. Distinguish
462 extern declarations of functions with variably modified return
463 types from those of objects with variably modified types.
465 2009-04-25 Jan Hubicka <jh@suse.cz>
467 * tree.c (list_equal_p): New function.
468 * tree.h (list_equal_p): Declare.
469 * coretypes.h (edge_def, edge, const_edge, basic_block_def
470 basic_block_def, basic_block, const_basic_block): New.
471 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
472 (redirect_eh_edge): New function.
473 (make_eh_edge_update_phi): EH edges are not abnormal.
474 * except.c: Include tree-flow.h.
475 (list_match): New function.
476 (eh_region_replaceable_by_p): New function.
477 (replace_region): New function.
478 (hash_type_list): New function.
479 (hash_eh_region): New function.
480 (eh_regions_equal_p): New function.
481 (merge_peers): New function.
482 (remove_unreachable_regions): Verify EH tree when checking;
484 (copy_eh_region_1): New function.
485 (copy_eh_region): New function.
486 (push_reachable_handler): New function.
487 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
488 regions without label but with live RESX.
489 * except.h (redirect_eh_edge_to_label): New.
490 * tree-flow.h (redirect_eh_edge): New.
491 * coretypes.h (edge_def, edge, const_edge, basic_block_def
492 basic_block_def, basic_block, const_basic_block): Remove.
493 * Makefile.in (except.o): Add dependency on tree-flow.h
494 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
495 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
498 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
501 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
502 on the destination of memcpy.
504 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
506 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
507 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
508 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
510 2009-04-25 Jan Hubicka <jh@suse.cz>
512 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
513 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
514 to be reached by different label than left.
515 (update_eh_edges): Update comment; remove edge_to_remove if possible
516 and return true if suceeded.
517 (cleanup_empty_eh): Accept sharing map; handle shared regions.
518 (cleanup_eh): Compute sharing map.
519 * except.c (remove_eh_handler_and_replace): Add argument if we should
521 (remove_unreachable_regions): Update for label sharing.
522 (label_to_region_map): Likewise.
523 (get_next_region_sharing_label): New function.
524 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
526 (remove_eh_handler): Update.
527 (remove_eh_region_and_replace_by_outer_of): New function.
528 * except.h (struct eh_region): Add next_region_sharing_label.
529 (remove_eh_region_and_replace_by_outer_of,
530 get_next_region_sharing_label): Declare.
531 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
533 2009-04-25 Jan Hubicka <jh@suse.cz>
535 * tree-cfg.c (split_critical_edges): Split also edges where we can't
536 insert code even if they are not critical.
538 2009-04-25 Jan Hubicka <jh@suse.cz>
540 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
541 (gimple_can_remove_branch_p): EH edges won't remove branch by
543 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
544 updating of non-abnormal EH edges.
545 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
546 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
547 (split_critical_edges): Split also edges where emitting code on them
548 will lead to splitting later.
550 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
551 H.J. Lu <hongjiu.lu@intel.com>
554 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
555 the configured assembler supports fildq and fistpq mnemonics.
556 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
557 * configure: Regenerated.
560 * config/i386/i386.c (print_operand): Handle 'Z'.
561 ['z']: Remove handling of special fild/fist suffixes.
562 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
563 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
565 (*floatsi<mode>2_vector_mixed): Ditto.
566 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
567 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
568 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
569 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
570 * config/i386/gas.h (GAS_MNEMONICS): Remove.
572 2009-04-25 Ben Elliston <bje@au.ibm.com>
574 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
575 the source of a set operation.
577 2009-04-25 Anatoly Sokolov <aesok@post.ru>
579 * target.h (struct gcc_target): Add case_values_threshold field.
580 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
581 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
582 * targhooks.c (default_case_values_threshold): New function.
583 * targhooks.h (default_case_values_threshold): Declare function.
584 * stmt.c (expand_case): Use case_values_threshold target hook.
585 * expr.h (case_values_threshold): Remove declartation.
586 * expr.c (case_values_threshold): Remove function.
587 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
589 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
590 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
591 (avr_case_values_threshold): Declare as static.
592 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
594 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
595 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
596 (mn10300_case_values_threshold): New function.
598 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
600 * ira.c (setup_cover_and_important_classes): Add enum cast.
602 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
604 * genpreds.c (write_enum_constraint_num): Output definition of
605 CONSTRAINT_NUM_DEFINED_P macro.
606 * ira.c (setup_cover_and_important_classes): Use
607 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
609 2009-04-24 DJ Delorie <dj@redhat.com>
611 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
612 __SH2A_SINGLE_ONLY__ also.
614 2009-04-24 Steve Ellcey <sje@cup.hp.com>
616 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
617 (movdf_internal): Ditto.
618 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
619 SFmode and DFmode constants.
620 (ia64_print_operand): Add 'G' format for printing
621 floating point constants.
623 2009-04-24 Richard Guenther <rguenther@suse.de>
625 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
626 from unsigned additions.
628 2009-04-24 Joseph Myers <joseph@codesourcery.com>
630 * c-typeck.c (set_init_index): Allow array designators that are
631 not integer constant expressions with a pedwarn if pedantic.
633 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
635 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
636 zero if no overlap in nonzero bits between the operands.
638 2009-04-24 Ian Lance Taylor <iant@google.com>
640 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
641 (record_dead_and_set_regs): Likewise.
642 * df.h (struct df_mw_hardreg): Change flags field to int.
643 (struct df_base_ref): Likewise.
644 (struct df): Change changeable_flags field to int.
645 * df-scan.c (df_defs_record): Change clobber_flags to int.
646 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
647 constants rather than #define macros.
648 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
649 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
650 (enum dwarf_calling_convention): Likewise.
651 (enum dwarf_line_number_x_ops): Likewise.
652 (enum dwarf_call_frame_info): Likewise.
653 (enum dwarf_source_language): Likewise.
654 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
655 (add_calling_convention_attribute): Likewise.
656 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
657 (combine_comparisons): Change compcode to int. Add cast to enum type.
658 * genrecog.c (maybe_both_true_2): Change c to int.
659 (write_switch): Likewise. Add cast to enum type.
660 * gimplify.c (gimplify_omp_for): Handle return values from
661 gimplify_expr using MIN rather than bitwise or.
662 (gimplify_expr): Add cast to enum type.
663 * ipa-prop.c (update_jump_functions_after_inlining): Change
664 IPA_BOTTOM to IPA_JF_UNKNOWN.
665 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
666 Add casts to enum type.
667 (setup_cover_and_important_classes): Change cl to int. Add casts
669 (setup_class_translate): Change cl and mode to int.
670 (ira_init_once): Change mode to int.
671 (free_register_move_costs): Likewise.
672 (setup_prohibited_mode_move_regs): Add casts to enum type.
673 * langhooks.c (add_builtin_function_common): Rework assertion that
675 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
676 * omega.c (omega_do_elimination): Avoid math on enum types.
677 * optabs.c (expand_vec_shift_expr): Remove casts to int.
678 * opts.c (set_debug_level): Change 2 to enum constant. Use new
679 int local to handle integral_argment value.
680 * regmove.c (try_auto_increment): Change PUT_MODE to
682 * reload.c (push_secondary_reload): Add casts to enum type.
683 (secondary_reload_class, find_valid_class): Likewise.
684 * reload1.c (emit_input_reload_insns): Likewise.
685 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
686 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
687 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
689 * tree.c (build_common_builtin_nodes): Add casts to enum type.
690 * tree-complex.c (complex_lattice_t): Typedef to int rather than
692 (expand_complex_libcall): Add casts to enum type.
693 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
694 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
695 with ERROR_MARK, not NUM_TREE_CODES.
696 (vect_create_epilog_for_reduction): Likewise.
697 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
698 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
699 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
701 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
702 vect_unused_in_loop. Change 0 to loop_vect.
703 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
704 * var-tracking.c (get_init_value): Change return type to enum
706 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
707 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
709 (arm_override_options): Add casts to enum type.
710 (arm_emit_tls_decoration): Likewise.
711 * config/i386/i386.c (ix86_function_specific_restore): Add casts
713 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
714 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
715 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
717 * config/s390/s390.c (code_for_builtin_64): Change to array of
719 (code_for_builtin_31): Likewise.
720 (s390_expand_builtin): Change code_for_builtin to enum insn_code
722 * config/sparc/sparc.c (sparc_override_options): Change value
723 field in struct code_model to enum cmodel. In initializer change
724 0 to NULL and add cast to enum type.
726 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
727 Change all callers. Issue a -Wc++-compat warning using
728 lhs_origtype if necessary.
729 (convert_for_assignment): Issue -Wc++-compat warnings about
730 invalid conversions to enum type on assignment.
731 * c-common.h (build_modify_expr): Update declaration.
733 2009-04-24 Nick Clifton <nickc@redhat.com>
735 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
736 (function_arg_advance): Likewise.
737 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
740 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
742 * config/s390/constraints.md ('I', 'J'): Fix condition.
744 2009-04-24 Diego Novillo <dnovillo@google.com>
746 * gengtype-parse.c (parse_error): Add newline after message.
748 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
750 * config/i386/sse.md (avxmodesuffixs): Removed.
751 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
752 (*avx_pinsr<ssevecsize>): This.
754 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
756 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
757 follow chains of regs with a single definition, and allow expressions
758 that are function_invariant_p.
759 (simple_rhs_p): Allow expressions that are function_invariant_p.
761 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
764 * fold-const.c (fold_cond_expr_with_comparison): When folding
765 > and >= to MAX, make sure the MAX uses the same type as the
766 comparison's operands.
768 2009-04-24 Nick Clifton <nickc@redhat.com>
770 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
771 addressing for DImode accesses.
772 (frv_print_operand_address): Handle PLUS case.
773 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
775 2009-04-24 Jakub Jelinek <jakub@redhat.com>
777 PR rtl-optimization/39794
778 * alias.c (canon_true_dependence): Add x_addr argument.
779 * rtl.h (canon_true_dependence): Adjust prototype.
780 * cse.c (check_dependence): Adjust canon_true_dependence callers.
781 * cselib.c (cselib_invalidate_mem): Likewise.
782 * gcse.c (compute_transp): Likewise.
783 * dse.c (scan_reads_nospill): Likewise.
784 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
785 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
786 canon_base_addr of the group, plus optional offset.
787 (struct group_info): Rename canon_base_mem to
789 (get_group_info): Set canon_base_addr to canon_rtx of base, not
790 canon_rtx of base_mem.
792 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
794 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
795 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
797 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
799 * config/spu/spu-builtins.h: Delete file.
801 * config/spu/spu.h (enum spu_builtin_type): Move here from
803 (struct spu_builtin_description): Likewise. Add GTY marker.
804 Do not use enum spu_function_code or enum insn_code.
805 (spu_builtins): Add extern declaration.
807 * config/spu/spu.c: Do not include "spu-builtins.h".
808 (enum spu_function_code, enum spu_builtin_type_index,
809 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
810 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
811 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
812 unsigned_V2DI_type_node): Move here from spu-builtins.h.
813 (spu_builtin_types): Make static. Add GTY marker.
814 (spu_builtins): Add extern declaration with GTY marker.
817 * config/spu/spu-c.c: Do not include "spu-builtins.h".
818 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
819 Check programmatically whether all parameters are scalar.
821 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
823 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
825 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
826 assignment from the constructor either if the target is volatile.
828 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
830 * config/arm/arm.md (insv): Do not share operands[0].
832 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
834 * config/vxlib-tls.c (active_tls_threads): Delete.
835 (delete_hook_installed): New.
836 (tls_delete_hook): Don't delete the delete hook.
837 (tls_destructor): Delete it here.
838 (__gthread_set_specific): Adjust installing the delete hook.
839 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
840 __gthread_leave_tsd_dtor_context.
842 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
844 * c-format.c (gcc_tdiag_char_table): Add support for %E.
846 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
848 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
850 (alpha_rtx_costs): Ditto.
851 (emit_unlikely_jump): Use add_reg_note.
852 (emit_frame_store_1): Ditto.
853 (alpha_expand_prologue): Ditto.
854 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
855 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
857 2009-04-23 Nick Clifton <nickc@redhat.com>
859 * config/v850/v850.md (epilogue): Remove suppressed code.
860 (return): Rename to return_simple and remove test of frame size.
861 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
862 to gen_return_simple.
864 2009-04-22 Jing Yu <jingyu@google.com>
867 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
869 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
872 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
873 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
874 value is a VECTOR_CST, the element type is the element type of the
877 2009-04-22 DJ Delorie <dj@redhat.com>
879 * config/m32c/m32c.h: Update GTY annotations to new syntax.
881 2009-04-22 Jakub Jelinek <jakub@redhat.com>
883 * alias.c (find_base_term): Move around LO_SUM case, so that
884 CONST falls through into PLUS/MINUS handling.
887 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
888 into 0, use omit_one_operand.
890 2009-04-23 Ben Elliston <bje@au.ibm.com>
892 * config/rs6000/linux-unwind.h (get_regs): Remove type
893 puns. Change the type of `pc' to an array of unsigned ints and
894 update all users. Constify frame24.
896 2009-04-22 DJ Delorie <dj@redhat.com>
898 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
899 declarations before code.
900 (current_function_special_page_vector): Likewise.
901 (m32c_expand_insv): Silence a warning.
903 2009-04-21 Taras Glek <tglek@mozilla.com>
905 * alias.c: Update GTY annotations to new syntax.
906 * basic-block.h: Likewise.
907 * bitmap.h: Likewise.
908 * c-common.h: Likewise.
909 * c-decl.c: Likewise.
910 * c-parser.c: Likewise.
911 * c-pragma.c: Likewise.
912 * c-tree.h: Likewise.
913 * cfgloop.h: Likewise.
914 * cgraph.h: Likewise.
915 * config/alpha/alpha.c: Likewise.
916 * config/arm/arm.h: Likewise.
917 * config/avr/avr.h: Likewise.
918 * config/bfin/bfin.c: Likewise.
919 * config/cris/cris.c: Likewise.
920 * config/darwin.c: Likewise.
921 * config/frv/frv.c: Likewise.
922 * config/i386/i386.c: Likewise.
923 * config/i386/i386.h: Likewise.
924 * config/i386/winnt.c: Likewise.
925 * config/ia64/ia64.h: Likewise.
926 * config/iq2000/iq2000.c: Likewise.
927 * config/mips/mips.c: Likewise.
928 * config/mmix/mmix.h: Likewise.
929 * config/pa/pa.c: Likewise.
930 * config/pa/pa.h: Likewise.
931 * config/rs6000/rs6000.c: Likewise.
932 * config/s390/s390.c: Likewise.
933 * config/sparc/sparc.c: Likewise.
934 * config/xtensa/xtensa.c: Likewise.
935 * cselib.h: Likewise.
936 * dbxout.c: Likewise.
937 * dwarf2out.c: Likewise.
938 * except.c: Likewise.
939 * except.h: Likewise.
940 * fixed-value.h: Likewise.
941 * function.c: Likewise.
942 * function.h: Likewise.
943 * gimple.h: Likewise.
944 * integrate.c: Likewise.
945 * optabs.c: Likewise.
946 * output.h: Likewise.
949 * stringpool.c: Likewise.
950 * tree-data-ref.c: Likewise.
951 * tree-flow.h: Likewise.
952 * tree-scalar-evolution.c: Likewise.
953 * tree-ssa-address.c: Likewise.
954 * tree-ssa-alias.h: Likewise.
955 * tree-ssa-operands.h: Likewise.
958 * varasm.c: Likewise.
959 * varray.h: Likewise.
961 * coretypes.h: Do not define GTY macro if it is already defined.
962 * doc/gty.texi: Update GTY documentation to new syntax.
963 * gengtype-lex.l: Enforce attribute-like syntax for GTY
964 annotations on structs.
965 * gengtype-parse.c: Likewise.
967 2009-04-22 Mark Heffernan <meheff@google.com>
969 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
971 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
973 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
976 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
978 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
979 the same as a PLUS without a shift. Increase the cost of a
982 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
984 * Makefile.in: Update dependencies.
985 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
986 * errors.h: Remove bogus comment about compatibility.
987 (warning): Update declaration.
988 * genautomata.c: Update all calls to warning.
989 * gimple.c: Do not include errors.h. Include toplev.h.
990 * tree-ssa-structalias.c: Do not include errors.h.
992 * tree-ssa-reassoc.c: Likewise.
993 * config/spu/spu-c.c: Likewise.
994 * config/spu/t-spu-elf: Update dependencies.
996 2009-04-22 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/39824
999 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
1000 make sure the types are compatible.
1002 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1005 * c-common.c (c_parse_error): Take a token_flags parameter.
1006 Use token_type for the token type instead.
1007 Pass token_flags to cpp_type2name.
1008 * c-common.h (c_parse_error): Update declaration.
1009 * c-parser.c (c_parser_error): Pass 0 as token flags.
1011 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
1013 PR rtl-optimization/39580
1014 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
1016 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1018 * function.c (expand_function_end): Do not emit a jump to the "naked"
1019 return label for fall-through returns.
1020 * except.c (sjlj_emit_function_exit): Always place the call to the
1021 unregister function at the location installed by expand_function_end.
1023 2009-04-22 Richard Guenther <rguenther@suse.de>
1025 PR tree-optimization/39845
1026 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
1027 (gen_inbound_check): Likewise.
1029 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
1031 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
1033 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
1034 * config/vxlib.c (__gthread_once): Add race guard for PPC.
1036 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1038 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
1039 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
1040 shift counts to avoid out-of-bounds array accesses.
1042 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1044 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
1045 (Pmode): Move above.
1047 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
1049 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
1050 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
1051 GET_CODE macro. Use IN_RANGE macro where appropriate.
1052 * config/alpha/alpha.h: Ditto.
1053 * config/alpha/alpha.md: Ditto.
1054 * config/alpha/constraints.md: Ditto.
1055 * config/alpha/predicates.md: Ditto.
1057 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
1059 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
1060 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1061 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1062 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1063 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1064 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1065 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1066 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1067 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1068 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1069 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1070 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1071 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1072 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1073 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1074 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1075 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1076 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1077 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1078 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1079 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1080 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1081 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1082 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1083 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1084 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1085 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
1087 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1089 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
1090 references from comments.
1091 * cfgbuild.c: (count_basic_blocks): Delete.
1092 (find_basic_blocks_1): Delete.
1093 (find_basic_blocks): Delete.
1094 * except.c (finish_eh_generation): Make static. Move comment from
1095 except.h here. Remove find_basic_blocks references from comments.
1096 * except.h (finish_eh_generation): Delete.
1097 * basic-block.h (find_basic_blocks): Delete.
1098 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
1100 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
1102 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
1103 (sdbout_parms): Likewise.
1105 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
1107 * config/sh/sh.c (prepare_cbranch_operands): Use
1108 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
1109 (expand_cbranchdi4): Likewise.
1110 (from_compare): Add cast to enum type.
1111 (expand_cbranchsi4): Use add_reg_note.
1112 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
1113 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
1114 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
1115 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1116 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
1117 instead of CODE_FOR_nothing.
1118 (cbranchdi4): Likewise. Fix the order of arguments for
1120 (push_fpscr): Use add_reg_note.
1121 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
1122 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
1124 2009-04-21 Joseph Myers <joseph@codesourcery.com>
1126 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
1127 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1128 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1129 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
1130 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
1131 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
1132 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
1133 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
1134 config/alpha/x-vms, config/arc/t-arc,
1135 config/arm/README-interworking, config/arm/arm-c.c,
1136 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
1137 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
1138 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
1139 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
1140 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
1141 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
1142 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
1143 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
1144 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
1145 config/cris/t-elfmulti, config/crx/t-crx,
1146 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
1147 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
1148 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
1149 config/h8300/t-h8300, config/i386/athlon.md,
1150 config/i386/darwin-libgcc.10.4.ver,
1151 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
1152 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
1153 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
1154 config/i386/t-linux64, config/i386/t-nwld,
1155 config/i386/t-rtems-i386, config/i386/t-sol2-10,
1156 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
1157 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
1158 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
1159 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
1160 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
1161 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
1162 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
1163 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
1164 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
1165 config/m68k/t-uclinux, config/mcore/t-mcore,
1166 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
1167 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
1168 config/mips/crtn.asm, config/mips/irix-crti.asm,
1169 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
1170 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
1171 config/mips/mips-fixed.md, config/mips/sb1.md,
1172 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
1173 config/mips/t-iris6, config/mips/t-isa3264,
1174 config/mips/t-libgcc-mips16, config/mips/t-linux64,
1175 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
1176 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
1177 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
1178 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
1179 config/mn10300/t-linux, config/mn10300/t-mn10300,
1180 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
1181 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
1182 config/picochip/libgccExtras/clzsi2.asm,
1183 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
1184 config/rs6000/darwin-libgcc.10.4.ver,
1185 config/rs6000/darwin-libgcc.10.5.ver,
1186 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
1187 config/rs6000/t-aix43, config/rs6000/t-aix52,
1188 config/rs6000/t-darwin, config/rs6000/t-fprules,
1189 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
1190 config/rs6000/t-lynx, config/rs6000/t-netbsd,
1191 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
1192 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
1193 config/rs6000/t-rtems, config/rs6000/t-spe,
1194 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
1195 config/score/t-score-elf, config/sh/divcost-analysis,
1196 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
1197 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
1198 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
1199 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
1200 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
1201 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
1202 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
1203 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
1204 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
1205 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
1206 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
1207 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
1208 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
1209 limitx.h, version.c, xcoff.h: Add copyright and license notices.
1210 * config/h8300/genmova.sh: Include copyright and license notices
1211 in generated output.
1212 * config/h8300/mova.md: Regenerate.
1213 * doc/install.texi2html: Include word "Copyright" in copyright
1214 notice and use name "Free Software Foundation, Inc.".
1215 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
1216 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
1217 ChangeLog-2007, ChangeLog-2008: Correct dates.
1219 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
1221 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
1222 NE_EXPR operations as well.
1223 * c-parser.c (c_parser_condition): Do not set location information on
1225 (c_parser_conditional_expression): Likewise.
1226 (c_parser_binary_expression): Set location information on operators.
1227 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
1228 TRUTH_NOT_EXPR has been folded.
1229 * fold-const.c (fold_truth_not_expr): Copy location information from
1230 the incoming expression to the outgoing one.
1231 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
1232 recursive calls on the LHS of the operator but pass that of the
1233 operator to recursive calls on the RHS of the operator. Set it
1235 (shortcut_cond_expr): Set the locus of the operator on the second
1236 COND_EXPR and that of the expression on the first in degenerate cases.
1237 Pass the locus of the expression to calls to shortcut_cond_r.
1238 Set the locus of the 'then' block on the associated jump, if any.
1239 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
1240 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
1241 expression to call to gimplify_boolean_expr.
1243 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
1245 * config.gcc: Add additional configuration for
1246 i686-w64-mingw* and x86_64-w64-mingw* triplet.
1247 * config/i386/mingw-w64.h: New mingw-w64 specific header.
1248 (CPP_SPEC): Redefine for allowing -municode option.
1249 (STARTFILE_SPEC): Likewise.
1250 * config/i386/t-mingw-w64: New.
1251 * config/i386/mingw-w64.opt: New.
1252 (municode): Add new target option.
1253 * doc/invoke.texi (municode): Add documentation for new option.
1255 2009-04-21 Ian Lance Taylor <iant@google.com>
1257 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1258 Correct test for number of arguments.
1259 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
1261 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
1263 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
1264 argument of emit_library_call.
1266 2009-04-21 Richard Guenther <rguenther@suse.de>
1269 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
1270 inside VIEW_CONVERT_EXPRs.
1272 2009-04-21 Martin Jambor <mjambor@suse.cz>
1274 * tree-switch-conversion.c (build_constructors): Split a long line.
1275 (constructor_contains_same_values_p): New function.
1276 (build_one_array): Create assigns of constants if possible, do not
1277 call mark_sym_for_renaming, call update_stmt.
1278 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
1279 make_rename_temp. Do not call mark_symbols_for_renaming, call
1281 (gen_def_assigns): Do not call mark_symbols_for_renaming or
1282 find_new_referenced_vars, call update_stmt.
1283 (gen_inbound_check): Use create_tmp_var and create ssa names manually
1284 instead of calling make_rename_temp. Do not call
1285 find_new_referenced_vars or mark_symbols_for_renaming, call
1288 2009-04-21 Richard Guenther <rguenther@suse.de>
1290 PR tree-optimization/39827
1291 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
1292 (tree_ssa_phiprop): Pass the correct array size.
1294 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
1296 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
1298 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
1301 * c-typeck.c (lvalue_p): Move declaration ...
1302 * c-common.h (lvalue_p): ... to here.
1303 * c-common.c (candidate_equal_p): New.
1304 (add_tlist): Use it.
1305 (merge_tlist): Use it.
1306 (warn_for_collisions_1): Likewise.
1307 (warning_candidate_p): Accept more candidates.
1308 (verify_tree): A warning candidate can be an expression. Use
1311 2009-04-21 Ben Elliston <bje@au.ibm.com>
1314 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
1315 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
1316 options. Remove -mcall-solaris documentation.
1318 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1321 * doc/invoke.texi (-Wlong-long): Update description.
1322 * c-lex (interpret_integer): Only warn if there was no previous
1323 overflow and -Wlong-long is enabled.
1324 * c-decl.c (declspecs_add_type): Drop redundant flags.
1325 * c.opt (Wlong-long): Init to -1.
1326 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
1327 and front-end warn_long_long. Wlong-long only depends on other
1328 flags if it is uninitialized.
1329 * c-parser.c (disable_extension_diagnostics): warn_long_long is
1330 the same for CPP and FE.
1331 (restore_extension_diagnostics): Likewise.
1333 2009-04-20 Ian Lance Taylor <iant@google.com>
1335 Fix enum conversions which are invalid in C++:
1336 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
1337 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
1338 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
1339 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
1340 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
1341 (dbxout_parms): Likewise.
1342 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
1343 (df_clear_flags): Likewise.
1344 * df-problems.c (df_rd_bb_local_compute_process_def): Change
1345 top_flag parameter to int.
1346 (df_chain_create_bb_process_use): Likewise.
1347 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
1349 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
1350 (df_ref_create_structure, df_def_record_1): Likewise.
1351 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
1352 (df_notes_rescan): Change 0 to VOIDmode in function call.
1353 (df_get_call_refs, df_insn_refs_collect): Likewise.
1354 (df_bb_regs_collect): Likewise.
1355 (df_entry_block_defs_collect): Likewise.
1356 (df_exit_block_uses_collect): Likewise.
1357 * df.h: Update declarations.
1358 * double-int.c (double_int_divmod): Add cast to enum type.
1359 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
1360 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
1361 (based_loc_descr): Likewise.
1362 (loc_descriptor_from_tree_1): Change first_op and second_op to
1363 enum dwarf_location_atom. Add cast to enum type.
1364 * expmed.c (init_expmed): Change 0 to SET in function call.
1365 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
1366 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
1367 (do_store_flag): Likewise.
1368 * fixed-value.h (struct fixed_value): Change mode to enum
1370 * function.c (assign_parms): Change 0 to VOIDmode in function call.
1371 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
1373 (insert_insn_decl, insert_decl, insert_state): Likewise.
1374 (automata_list_finish): Likewise.
1375 * genrecog.c (process_define_predicate): Add cast to enum type.
1376 * gensupport.c (init_predicate_table): Add cast to enum type.
1377 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
1379 (gimple_build_call_1, gimple_build_label): Likewise.
1380 (gimple_build_goto, gimple_build_asm_1): Likewise.
1381 (gimple_build_switch_1, gimple_build_cdt): Likewise.
1382 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
1383 (enum fallback): Rename from enum fallback_t.
1384 (fallback_t): Typedef as int.
1385 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
1386 GSI_SAME_STMT in function call.
1387 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
1389 (setup_reg_class_relations): Likewise.
1390 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
1391 (setup_prohibited_class_mode_regs): Add cast to enum type.
1392 (setup_prohibited_mode_move_regs): Likewise.
1393 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
1394 (record_address_regs): Change i to enum reg_class.
1395 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
1396 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
1397 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
1398 (GET_MODE_2XWIDER_MODE): Likewise.
1399 (GET_CLASS_NARROWEST_MODE): Likewise.
1400 * omp-low.c (expand_omp_for): Add cast to enum type.
1401 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
1402 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
1403 * postreload.c (reload_cse_simplify_operands): Change rclass local
1405 * predict.c (combine_predictions_for_insn): Change best_predictor
1406 and predictor to enum br_predictor.
1407 (combine_predictions_for_bb): Likewise.
1408 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
1409 use SET_PREDICT_EXPR_OUTCOME.
1410 * real.c (real_arithmetic): Change icode to code in function call.
1411 * reginfo.c (init_move_cost): Add casts to enum type.
1412 (init_reg_sets_1, init_fake_stack_mems): Likewise.
1413 * regmove.c (regclass_compatible_p): Change class0 and class1 to
1415 * reload.c (find_valid_class): Add casts to enum type.
1416 (push_reload): Change 0 to NO_REGS in function call.
1417 (find_reloads): Change this_alternative to array of enum
1418 reg_class. Remove some now-unnecessary casts.
1419 (make_memloc): Change 0 to VOIDmode in function call.
1420 * reload1.c (reload): Change 0 to VOIDmode in function call.
1421 (eliminate_regs_1, elimination_effects): Likewise.
1422 (eliminate_regs_in_insn): Likewise.
1423 (emit_input_reload_insns): Add cast to enum type.
1424 (delete_output_reload): Change 0 to VOIDmode in function call.
1425 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
1426 to enum type in function call.
1427 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
1428 (SET_PREDICT_EXPR_OUTCOME): Define.
1429 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
1430 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
1431 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
1432 (dump_function): Likewise.
1433 * tree-dump.h: Update declarations.
1434 * tree-pass.h: Update declarations.
1435 * varasm.c (assemble_integer): Change mclass to enum mode_class.
1436 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
1438 (arm_rtx_costs_1): Correct parenthesization.
1439 (arm_rtx_costs): Add casts to enum type.
1440 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
1441 (vfp_emit_fstmd): Use add_rg_note.
1442 (emit_multi_reg_push, emit_sfm): Likewise.
1443 (thumb_set_frame_pointer): Likewise.
1444 (arm_expand_prologue): Likewise.
1445 (arm_regno_class): Change return type to enum reg_class.
1446 (thumb1_expand_prologue): Use add_reg_note.
1447 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
1448 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
1450 * config/arm/gentune.sh: Add cast to enum type.
1451 * config/arm/arm-tune.md: Rebuild.
1452 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
1453 (ix86_split_fp_branch, predict_jump): Likewise.
1454 (ix86_expand_multi_arg_builtin): Change sub_code from enum
1455 insn_code to enum rtx_code.
1456 (ix86_builtin_vectorized_function): Add cast to enum type.
1457 * config/i386/i386.md (truncdfsf2): Change slot to enum
1459 (truncxf<mode>2, isinf<mode>2): Likewise.
1460 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
1462 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
1463 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
1464 (insert_bundle_state): Change 1 to INSERT in function call.
1465 (ia64_add_bundle_selector_before): Likewise.
1466 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
1467 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
1468 (restore_stack_nonlocal): Likewise.
1469 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
1471 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
1473 (mips_rtx_costs): Likewise.
1474 (mips_override_options): Add casts to enum type.
1475 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
1477 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
1478 (store_reg, set_reg_plus_d): Likewise.
1479 (hppa_expand_prologue, hppa_profile_hook): Likewise.
1480 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
1482 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
1484 (emit_unlikely_jump): Use add_reg_note.
1485 (rs6000_emit_allocate_stack): Likewise.
1486 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
1487 (output_toc): Change 1 to INSERT in function call.
1488 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
1489 (rs6000_initialize_trampoline): Likewise.
1490 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
1492 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
1493 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
1494 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
1495 (save_gprs): Use add_reg_note.
1496 (s390_emit_prologue): Likewise.
1497 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
1498 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
1499 (sparc_fold_builtin): Add cast to enum type.
1500 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
1502 (spu_expand_prologue): Use add_reg_note.
1503 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
1505 2009-04-20 Ian Lance Taylor <iant@google.com>
1507 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
1508 (c_parser_postfix_expression_after_primary): Get VEC for list of
1509 arguments. Get original types of arguments. Call
1510 build_function_call_vec.
1511 (cached_expr_list_1, cached_expr_list_2): New static variables.
1512 (c_parser_expr_list): Change return type to VEC *. Add
1513 p_orig_types parameter. Change all callers.
1514 (c_parser_release_expr): New static function.
1515 (c_parser_vec_to_tree_list): New static function.
1516 * c-typeck.c (build_function_call): Rewrite to build a VEC and
1517 call build_function_call_vec.
1518 (build_function_call_vec): New function, based on old
1519 build_function_call.
1520 (convert_arguments): Remove nargs and argarray parameters. Change
1521 values to a VEC. Add origtypes parameter.
1522 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
1523 (convert_for_assignment): Add origtype parameter. Change all
1524 callers. If warn_cxx_compat, check for conversion to an enum
1525 type when calling a function.
1526 (store_init_value): Add origtype parameter. Change all callers.
1527 (digest_init): Likewise.
1528 (struct init_node): Add origtype field.
1529 (add_pending_init): Add origtype parameter. Change all callers.
1530 (output_init_element): Likewise.
1531 (output_pending_init_elements): Pass origtype from init_node to
1532 output_init_element.
1533 (process_init_element): Pass origtype from c_expr to
1534 output_init_element.
1535 (c_finish_return): Add origtype parameter. Change all callers.
1536 * c-common.c (sync_resolve_size): Change params to VEC *. Change
1538 (sync_resolve_params): Likewise.
1539 (sync_resolve_return): Change params to first_param. Change caller.
1540 (resolve_overloaded_builtins): Change params to VEC *. Change
1541 callers. Save first parameter around call to build_function_call_vec.
1542 * c-decl.c (finish_decl): Add origtype parameter. Change all
1543 callers. Call build_function_call_vec rather than
1544 build_function_call for cleanup.
1545 * c-tree.h: Update declarations.
1546 * c-common.h: Update declarations.
1547 * stub-objc.c (objc_rewrite_function_call): Change parameter from
1548 params to first_param.
1549 * target.h (struct gcc_target): Change resolve_overloaded_builtin
1550 params parameter from tree to void *.
1551 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1552 Change arglist parameter to have type void *, and to be a pointer
1554 * config/rs6000/rs6000-protos.h
1555 (altivec_resolve_overloaded_builtin): Update declaration.
1556 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
1557 fnargs parameter to have type void *, and to be a pointer to a
1558 VEC. Call build_function_call_vec instead of
1559 build_function_call.
1560 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
1562 2009-04-20 Joey Ye <joey.ye@intel.com>
1563 Xuepeng Guo <xuepeng.guo@intel.com>
1564 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
1568 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
1569 (IX86_LEA_PRIORITY): Likewise.
1570 (distance_non_agu_define): New function.
1571 (distance_agu_use): Likewise.
1572 (ix86_lea_for_add_ok): Likewise.
1573 (ix86_dep_by_shift_count): Likewise.
1575 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
1576 should split for LEA.
1578 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
1580 (ix86_dep_by_shift_count): Likewise.
1582 2009-04-20 Richard Guenther <rguenther@suse.de>
1584 * expr.c (handled_component_p): Move ...
1585 * tree.h (handled_component_p): ... here.
1586 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
1587 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
1588 and REALPART_EXPR to be in one group.
1590 2009-04-20 Richard Guenther <rguenther@suse.de>
1592 * basic-block.h (get_all_dominated_blocks): Declare.
1593 * dominance.c (get_all_dominated_blocks): New function.
1594 * tree-cfg.c (get_all_dominated_blocks): Remove.
1595 (remove_edge_and_dominated_blocks): Adjust.
1596 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
1597 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
1598 instead of recursing.
1600 2009-04-20 Doug Kwan <dougkwan@google.com>
1602 * cgraph.h (cgraph_node_ptr): New type for vector functions.
1603 (struct cgraph_node_set_def): New type.
1604 (cgraph_node_set) New type. Also declare vector functions.
1605 (struct cgraph_node_set_element_def): New type.
1606 (cgraph_node_set_element): Ditto.
1607 (cgraph_node_set_iterator): New iterator type.
1608 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
1609 cgraph_node_set_remove, dump_cgraph_node_set,
1610 debug_cgraph_node_set): New prototypes.
1611 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
1612 cgraph_node_set_size): New inlines.
1613 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
1615 (struct ipa_opt_pass): Add struct cgraph_node_set_def
1616 argument to function 'write_summary'.
1617 * ipa.c: Include ggc.h.
1618 (hash_cgraph_node_set_element,
1619 eq_cgraph_node_set_element, cgraph_node_set_new,
1620 cgraph_node_set_add, cgraph_node_set_remove,
1621 cgraph_node_set_find, dump_cgraph_node_set,
1622 debug_cgraph_node_set): New functions.
1623 * Makefile.in (ipa.o): Add dependency on GGC_H.
1625 2009-04-20 Ira Rosen <irar@il.ibm.com>
1627 PR tree-optimization/39675
1628 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
1629 check of the return code of vect_schedule_slp. Check that
1630 stmt_vec_info still exists for the statement, before checking its
1633 2009-04-20 Michael Matz <matz@suse.de>
1635 * Makefile.in (generated_files): Take out $(simple_generated_c).
1637 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
1639 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
1640 (UINTPTR_TYPE): Likewise.
1642 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1645 * c-typeck.c (digest_init): Check for initializing an array with a
1648 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1651 * c-semantics.c (pop_stmt_list): Propagate
1652 STATEMENT_LIST_HAS_LABEL to parent statement list.
1654 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
1656 * config/mips/mips.h (mips_tune_attr): New macro.
1657 * config/mips/mips.md (cpu): Use it.
1659 2009-04-19 Joseph Myers <joseph@codesourcery.com>
1662 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
1665 2009-04-19 Diego Novillo <dnovillo@google.com>
1667 * toplev.c (compile_file): Move call to coverage_finish ...
1668 * cgraphunit.c (ipa_passes): ... here.
1669 Call cgraph_process_new_functions.
1670 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
1671 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
1673 2009-04-19 Jan Hubicka <jh@suse.cz>
1675 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
1677 (dump_cgraph_node): Dump can throw external flag.
1678 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
1680 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1684 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
1685 * common.opt (Wlogical-op): Move from here...
1686 * c.opt (Wlogical-op): ... to here.
1687 * c-typeck.c (parser_build_binary_op): Update call to
1688 warn_logical_operator.
1689 * c-opts.c (c_common_post_options): Enable warn_logical_op with
1691 * c-common.c (warn_logical_op): Update.
1692 * c-common.h (warn_logical_op): Update declaration.
1694 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
1696 * tree.c (protected_set_expr_location): Fix formatting.
1698 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1701 * c-typeck.c (readonly_warning): new.
1702 (build_unary_op, build_modify_expr): Use readonly_warning for
1703 storing into something readonly but not const-qualified.
1705 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1708 * c-typeck.c (build_unary_op): Check for taking address of
1709 expression of type void.
1711 2009-04-18 Joseph Myers <joseph@codesourcery.com>
1714 * c-typeck.c (build_function_call): Check for calling a function
1715 with qualified void return types. Call require_complete_type when
1718 2009-04-18 Jan Hubicka <jh@suse.cz>
1720 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
1722 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
1723 can_throw_external flag.
1724 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
1725 * ipa-pure-const.c (ignore_edge): New function.
1726 (propagate): Compute order for NOTHROW computation; set NOTHROWs
1727 only over can_throw_external edges.
1728 (local_pure_const): Add nothrow flag.
1729 * ipa-utils.c (searchc): Add ignore_edge callback.
1730 (ipa_utils_reduced_inorder): Add ignore_edge callback.
1731 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
1732 (set_nothrow_function_flags): Update cgraph.
1733 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
1735 2009-04-18 Richard Guenther <rguenther@suse.de>
1738 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
1739 (fold_stmt): ... this and ...
1740 (fold_stmt_inplace): ... this.
1741 (fold_stmt_1): Fold references in calls and asms.
1742 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
1744 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1746 * tree-vrp.c (ssa_name_nonzero_p): Remove.
1747 * tree.h: Remove the prototype for ssa_name_nonzero_p.
1749 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1751 * tree.c (function_args_count): Remove.
1752 * tree.h: Remove the prototype for function_args_count.
1754 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1756 * tree-iterator.c (expr_only): Remove.
1757 * tree.h: Remove the prototype for expr_only.
1759 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1761 * reginfo.c (cannot_change_mode_set_regs): Remove.
1762 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
1764 2009-04-08 Anatoly Sokolov <aesok@post.ru>
1766 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
1767 whether operands 0 and 1 overlaps.
1769 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1772 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
1773 pointer. Use warning_at instead of warning.
1774 (search_for_addr_array): Likewise.
1775 (check_array_bounds): Likewise.
1776 (check_all_array_refs): Check that the incoming edge is not in the
1777 list of edges to be removed.
1778 (check_all_array_refs): Avoid the temporal pointer.
1779 (vrp_visit_cond_stmt): Fix typo.
1780 (simplify_switch_using_ranges): Handle the case where the switch
1781 index is an integer constant.
1783 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
1785 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
1787 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
1789 * doc/extend.texi, doc/invoke.texi: Fix typos.
1791 2009-04-17 Cary Coutant <ccoutant@google.com>
1793 * tree-flow-inline.h (get_lineno): Fix inverted test.
1795 2009-04-17 Diego Novillo <dnovillo@google.com>
1797 * tree-ssa-pre.c (create_expression_by_pieces): Remove
1798 assertion for AVAIL_OUT.
1800 2009-04-17 Mike Frysinger <vapier@gentoo.org>
1803 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
1804 * config/sh/linux-atomic.asm: Likewise.
1806 2009-04-17 Diego Novillo <dnovillo@google.com>
1808 * except.c (debug_eh_tree): New.
1809 (struct eh_region, struct eh_status): Move ...
1810 * except.h: ... here.
1811 (add_type_for_runtime): Declare extern.
1812 (lookup_type_for_runtime): Likewise.
1813 (debug_eh_tree): Declare.
1814 * Makefile.in (GTFILES): List except.h before except.c
1816 2009-04-17 Diego Novillo <dnovillo@google.com>
1818 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
1819 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1820 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
1821 (find_vars_r): ... here.
1822 * tree-flow.h (find_referenced_vars_in): Declare.
1823 * tree-ssa-pre.c (create_expression_by_pieces): Assert
1824 that AVAIL_OUT exists for BLOCK.
1825 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
1826 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
1827 (tree-parloops.o): Likewise.
1829 2009-04-17 Simon Baldwin <simonb@google.com>
1831 * toplev.c (default_tree_printer): Add handling for %E format.
1833 2009-04-17 Diego Novillo <dnovillo@google.com>
1835 * tree-pretty-print.c (dump_generic_node): Add break after
1836 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
1837 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
1838 FUNCTION_TYPE together. Call print_struct_decl when printing
1839 structures and TDF_SLIM is not given.
1840 (print_struct_decl): Fix logic for detecting recursion.
1842 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1845 * gcc.c (create_at_file): New.
1846 (compile_input_file_p): New.
1847 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
1848 * main.c (main): Update call to toplev_main.
1849 * toplev.c (toplev_main): Change signature. Call expandargv.
1850 * toplev.h (toplev_main): Change signature.
1852 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1854 * dwarf2out.c (field_byte_offset): Use the type size as the field size
1855 if the latter is not constant.
1857 2009-04-17 David Edelsohn <edelsohn@gnu.org>
1859 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
1861 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
1863 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
1864 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
1866 2009-04-17 Richard Guenther <rguenther@suse.de>
1868 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1869 Handle component references view-converting an invariant address.
1871 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
1873 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
1874 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
1875 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
1876 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
1877 Use @deftypevr rather than @deftypevar.
1879 2009-04-17 Richard Guenther <rguenther@suse.de>
1881 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
1882 (get_prop_source_stmt): Likewise.
1883 (can_propagate_from): Likewise.
1885 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
1887 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
1888 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
1889 (--with-multilib-list): Add default value.
1890 * configure: Regenerate.
1891 * Makefile.in (TM_ENDIAN_CONFIG): Define.
1892 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
1893 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
1894 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
1895 Don't add default cpu to multilib list unnecessarily, but do enable
1896 the relevant compiler option..
1897 Add support for --with-multilib-list=<blank> and
1898 --with-multilib-list=!<somelib> to supress unwanted multilibs.
1899 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
1900 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
1901 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
1903 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
1904 (MULTILIB_OSDIRNAMES): New variable.
1905 * config/sh/t-1e: Delete file.
1906 * config/sh/t-mlib-sh1: Delete file.
1907 * config/sh/t-mlib-sh2: Delete file.
1908 * config/sh/t-mlib-sh2a: Delete file.
1909 * config/sh/t-mlib-sh2a-nofpu: Delete file.
1910 * config/sh/t-mlib-sh2a-single: Delete file.
1911 * config/sh/t-mlib-sh2a-single-only: Delete file.
1912 * config/sh/t-mlib-sh2e: Delete file.
1913 * config/sh/t-mlib-sh3e: Delete file.
1914 * config/sh/t-mlib-sh4: Delete file.
1915 * config/sh/t-mlib-sh4-nofpu: Delete file.
1916 * config/sh/t-mlib-sh4-single: Delete file.
1917 * config/sh/t-mlib-sh4-single-only: Delete file.
1918 * config/sh/t-mlib-sh4a: Delete file.
1919 * config/sh/t-mlib-sh4a-nofpu: Delete file.
1920 * config/sh/t-mlib-sh4a-single: Delete file.
1921 * config/sh/t-mlib-sh4a-single-only: Delete file.
1922 * config/sh/t-mlib-sh4al: Delete file.
1923 * config/sh/t-mlib-sh5-32media: Delete file.
1924 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
1925 * config/sh/t-mlib-sh5-64media: Delete file.
1926 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
1927 * config/sh/t-mlib-sh5-compact: Delete file.
1928 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
1929 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
1930 * doc/install.texi (Options specification): Add
1931 --with-multilib-list and --with-endian.
1933 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
1935 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
1937 (OBJS-common): Add plugin-version.o.
1938 (plugin-version.o): New.
1939 * gcc-plugin.h (plugin_gcc_version): New.
1940 (plugin_default_version_check): New.
1941 (plugin_init_func, plugin_init): Add version argument.
1942 * plugin-version.c: New.
1943 * plugin.c (str_plugin_gcc_version_name): New.
1944 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
1945 pass it to the init function.
1946 (plugin_default_version_check): New.
1948 2009-04-17 Richard Guenther <rguenther@suse.de>
1950 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
1951 for decl-vs-decl disambiguation.
1953 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
1955 * config/s390/s390.h (s390_tune_attr): New macro definition.
1956 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
1958 2009-04-17 Richard Guenther <rguenther@suse.de>
1960 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
1961 (fold_stmt_r): Likewise.
1962 (maybe_fold_reference): New function.
1963 (fold_gimple_assign): Handle cases fold_stmt_r did.
1964 (fold_stmt): Do not use fold_stmt_r.
1965 (fold_stmt_inplace): Likewise.
1967 2009-04-17 Richard Guenther <rguenther@suse.de>
1969 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
1970 (record_equivalences_from_stmt): Remove useless checks and
1972 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
1973 the type is already suitable.
1975 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
1977 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
1979 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
1981 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
1982 (CMPtype): Define as __gcc_CMPtype.
1984 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
1986 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
1987 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
1989 2009-04-17 Richard Guenther <rguenther@suse.de>
1991 PR tree-optimization/39746
1992 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
1993 special-casing for builtins and static variable use/def.
1994 (call_may_clobber_ref_p_1): Likewise.
1996 2009-04-16 Ian Lance Taylor <iant@google.com>
1998 * df.h: Include "timevar.h".
1999 (struct df_problem): Change tv_id field to timevar_id_t.
2000 * tree-pass.h: Include "timevar.h".
2001 (struct opt_pass): Change tv_id field to timevar_id_t.
2002 * timevar.h (timevar_id_t): Define TV_NONE.
2003 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
2004 TV_NONE rather than tv_id != 0.
2005 (execute_one_pass): Likewise.
2006 * Makefile.in (DF_H): Add $(TIMEVAR_H).
2007 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
2008 dependencies to $(TREE_PASS_H).
2009 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
2011 (pass_branch_target_load_optimize2): Likewise.
2012 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
2013 (pass_outof_cfg_layout_mode): Likewise.
2014 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
2015 (pass_rebuild_cgraph_edges): Likewise.
2016 (pass_remove_cgraph_callee_edges): Likewise.
2017 * df-core.c (pass_df_initialize_opt): Likewise.
2018 (pass_df_initialize_no_opt): Likewise.
2019 (pass_df_finish): Likewise.
2020 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2021 * except.c (pass_set_nothrow_function_flags): Likewise.
2022 (pass_convert_to_eh_region_ranges): Likewise.
2023 * final.c (pass_compute_alignments): Likewise.
2024 * function.c (pass_instantiate_virtual_regs): Likewise.
2025 (pass_init_function): Likewise.
2026 (pass_leaf_regs): Likewise.
2027 (pass_match_asm_constraints): Likewise.
2028 * gimple-low.c (pass_lower_cf): Likewise.
2029 (pass_mark_used_blocks): Likewise.
2030 * init-regs.c (pass_initialize_regs): Likewise.
2031 * integrate.c (pass_initial_value_sets): Likewise.
2032 * ira.c (pass_ira): Likewise.
2033 * jump.c (pass_cleanup_barriers): Likewise.
2034 * omp-low.c (pass_expand_omp): Likewise.
2035 (pass_lower_omp): Likewise.
2036 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
2037 * recog.c (pass_split_all_insns): Likewise.
2038 (pass_split_after_reload): Likewise.
2039 (pass_split_before_regstack): Likewise.
2040 (pass_split_before_sched2): Likewise.
2041 (pass_split_for_shorten_branches): Likewise.
2042 * reginfo.c (pass_reginfo_init): Likewise.
2043 (pass_subregs_of_mode_init): Likewise.
2044 (pass_subregs_of_mode_finish): Likewise.
2045 * passes.c (pass_postreload): Likewise.
2046 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
2047 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
2048 (pass_warn_function_return): Likewise.
2049 (pass_warn_function_noreturn): Likewise.
2050 * tree-complex.c (pass_lower_complex): Likewise.
2051 (pass_lower_complex_O0): Likewise.
2052 * tree-if-conv.c (pass_if_conversion): Likewise.
2053 * tree-into-ssa.c (pass_build_ssa): Likewise.
2054 * tree-mudflap.c (pass_mudflap_1): Likewise.
2055 (pass_mudflap_2): Likewise.
2056 * tree-nomudflap.c (pass_mudflap_1): Likewise.
2057 (pass_mudflap_2): Likewise.
2058 * tree-nrv.c (pass_return_slot): Likewise.
2059 * tree-object-size.c (pass_object_sizes): Likewise.
2060 * tree-optimize.c (pass_all_optimizations): Likewise.
2061 (pass_early_local_passes): Likewise.
2062 (pass_all_early_optimizations): Likewise.
2063 (pass_cleanup_cfg): Likewise.
2064 (pass_cleanup_cfg_post_optimizing): Likewise.
2065 (pass_free_datastructures): Likewise.
2066 (pass_free_cfg_annotations): Likewise.
2067 (pass_fixup_cfg): Likewise.
2068 (pass_init_datastructures): Likewise.
2069 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
2070 (pass_late_warn_uninitialized): Likewise.
2071 (pass_update_address_taken): Likewise.
2072 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
2073 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
2074 (pass_cse_sincos): Likewise.
2075 (pass_convert_to_rsqrt): Likewise.
2076 * tree-ssa-structalias.c (pass_build_alias): Likewise.
2077 * tree-stdarg.c (pass_stdarg): Likewise.
2078 * tree-tailcall.c (pass_tail_recursion): Likewise.
2079 (pass_tail_calls): Likewise.
2080 * tree-vect-generic.c (pass_lower_vector): Likewise.
2081 (pass_lower_vector_ssa): Likewise.
2082 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
2084 2009-04-16 Joseph Myers <joseph@codesourcery.com>
2086 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
2088 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
2090 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
2091 logical and signext.
2093 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
2096 * config/sh/predicates.md (arith_operand): Check if the operand
2097 of TRUNCATE is a REG.
2099 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2101 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
2102 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
2104 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2106 * tree-iterator.c (tsi_split_statement_list_after,
2107 tsi_split_statement_list_before): Remove.
2108 * tree-iterator.h: Remove the prototypes for
2109 tsi_split_statement_list_after and tsi_split_statement_list_before.
2111 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2113 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
2114 * tree-ssa-propagate.h: Remove the prototype for
2115 stmt_makes_single_load.
2117 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2119 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
2120 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
2122 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2124 * tree-iterator.c (EXPR_LAST_BODY): Remove.
2126 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2128 * except.c (eh_region_outer_p): Remove.
2129 * except.h: Remove the prototype for eh_region_outer_p.
2131 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
2133 * function.c (current_function_assembler_name): Remove.
2134 * function.h: Remove the prototype for
2135 current_function_assembler_name.
2137 2009-04-16 Ian Lance Taylor <iant@google.com>
2139 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
2140 (add_reg_note): Call alloc_reg_note.
2141 * rtl.h (alloc_reg_note): Declare.
2142 * combine.c (try_combine): Use alloc_reg_note.
2143 (recog_for_combine, move_deaths): Likewise.
2144 (distribute_notes): Use alloc_reg_note and add_reg_note.
2145 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
2146 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
2147 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
2149 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
2151 PR rtl-optimization/39762
2152 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
2153 ira_may_move_out_cost): Add comments about way of their usage.
2154 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
2156 * ira-conflicts.c (process_regs_for_copy): Use function
2157 ira_get_register_move_cost instead of global
2158 ira_register_move_cost.
2160 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
2161 color_pass, move_spill_restore, update_curr_costs): Ditto.
2163 * ira-lives.c (process_single_reg_class_operands): Ditto.
2165 * ira-emit.c (emit_move_list): Ditto.
2167 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
2168 (record_reg_classes): Ditto. Use functions
2169 ira_get_register_move_cost and ira_get_may_move_cost instead of
2170 global vars ira_register_move_cost, ira_may_move_out_cost and
2171 ira_may_move_in_cost.
2172 (record_address_regs): Don't call ira_init_register_move_cost.
2173 Use function ira_get_may_move_cost instead of global
2174 ira_may_move_in_cost.
2175 (process_bb_node_for_hard_reg_moves): Use function
2176 ira_get_register_move_cost instead of global ira_register_move_cost.
2177 (ira_costs): Don't call ira_init_register_move_cost.
2179 2009-04-16 Richard Guenther <rguenther@suse.de>
2181 * tree-cfg.c (verify_gimple_assign_binary):
2182 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
2183 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
2184 (create_general_new_stmt): Note that this function is broken.
2186 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2188 * common.opt (fhelp): Add Var(help_flag).
2189 * gcc-plugin.h (plugin_info): Add help.
2190 * plugin.c (plugin_name_args): Add help.
2191 (register_plugin_info): Set plugin->help.
2192 (print_help_one_plugin): New.
2193 (print_plugins_help): New.
2194 * plugin.h (print_plugins_help): New.
2195 * toplev.c (toplev_main): Call print_plugins_help if needed.
2197 2009-04-16 Richard Guenther <rguenther@suse.de>
2199 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
2200 (gimple_ior_addresses_taken_1): New function.
2201 (gimple_ior_addresses_taken): Likewise.
2202 * gimple.h (struct gimple_statement_with_ops_base): Remove
2203 addresses_taken member.
2204 (gimple_ior_addresses_taken): Declare.
2205 (gimple_addresses_taken, gimple_addresses_taken_ptr,
2206 gimple_set_addresses_taken): Remove.
2207 * ipa-reference.c (mark_address): New function.
2208 (scan_stmt_for_static_refs): Use it for marking addresses taken.
2209 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
2210 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
2211 (gimple_add_to_addresses_taken): Remove.
2212 (get_tmr_operands): Call mark_address_taken.
2213 (get_asm_expr_operands): Likewise.
2214 (get_expr_operands): Likewise.
2215 (build_ssa_operands): Do not clear the addresses_taken bitmap.
2216 (free_stmt_operands): Do not free it.
2217 * tree-ssa.c (delete_tree_ssa): Likewise.
2218 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
2220 2009-04-16 Richard Guenther <rguenther@suse.de>
2222 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
2223 (walk_stmt_load_store_ops): Likewise.
2224 * gimple.c (get_base_loadstore): New function.
2225 (walk_stmt_load_store_addr_ops): Likewise.
2226 (walk_stmt_load_store_ops): Likewise.
2227 * ipa-pure-const.c (check_op): Simplify.
2228 (check_load, check_store): New functions.
2229 (check_stmt): Use walk_stmt_load_store_ops.
2230 * ipa-reference.c (mark_load): Adjust signature.
2231 (mark_store): Likewise.
2232 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
2234 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2236 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
2238 * opts.c (common_handle_option): Don't call print_version.
2239 * plugin.c (plugin_name_args): Add version.
2240 (register_plugin_info): New.
2241 (register_callback): Handle PLUGIN_INFO.
2242 (try_init_one_plugin): New.
2243 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
2245 (finalize_one_plugin): New.
2246 (finalize_plugins): New.
2247 (print_one_plugin): New.
2248 (print_plugins_versions): New.
2249 * plugin.h (print_plugins_versions): New.
2250 (finalize_plugins): New.
2251 * toplev.c (compile_file): Don't call initialize_plugins.
2252 (print_version): Call print_plugins_versions.
2253 (toplev_main): Call initialize_plugins. Print version if needed.
2254 Call finalize_plugins.
2256 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
2258 * common.opt (fversion): New.
2259 * gcc.c (print_version): New.
2260 (process_command): Don't print the version. Just set print_version.
2261 (main): Print version. Call subprocesses if print_version and
2262 verbose_flag are set.
2263 * opts.c (common_handle_option): Handle OPT_fversion.
2265 2009-04-16 Richard Guenther <rguenther@suse.de>
2266 Ira Rosen <irar@il.ibm.com>
2268 PR tree-optimization/39698
2269 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
2270 type of the reduction variable. Only generate the def if
2273 * omp-low.c (expand_omp_for_generic): When converting to a pointer
2274 make sure to first convert to an integer of the same precision.
2275 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
2276 the type of the evolution correctly in computing the new
2277 induction variable base.
2279 2009-04-16 Richard Guenther <rguenther@suse.de>
2282 * tree-cfg.c (make_blocks): Split statements with to-be
2283 abnormal SSA names on the lhs.
2285 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
2287 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
2288 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
2289 * c-typeck.c (really_start_incremental_init): Likewise.
2290 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
2291 (TARGET_INITIALIZER): Remove it.
2292 * target.h (struct target): Remove vector_opaque_p.
2293 * tree.c (build_opaque_vector_type): New.
2294 * tree.h (TYPE_VECTOR_OPAQUE): New.
2295 (build_opaque_vector_type): Declare.
2296 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
2297 * config/rs6000/rs6000.c (build_opaque_vector_type,
2298 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
2299 (rs6000_init_builtins): Use build_opaque_vector_type for
2300 opaque_V4SI_type_node.
2302 2009-04-15 Catherine Moore <clm@codesourcery.com>
2304 * debug.h (set_name): Declare.
2305 * dwarf2out.c (dwarf2out_set_name): Declare.
2306 (dwarf2_debug_hooks): Add set_name.
2307 (find_AT_string): New.
2308 (add_AT_string): Call find_AT_string.
2309 (dwarf2out_set_name): New.
2310 * cp/decl.c (grokdeclarator): Call set_name.
2311 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
2312 * debug.c (do_nothing_debug_hooks): Likewise.
2313 * dbxout.c (dbx_debug_hooks): Likewise.
2314 * sdbout.c (sdb_debug_hooks): Likewise.
2316 2009-04-15 Michael Eager <eager@eagercon.com>
2318 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
2319 reg for single-precision FPU.
2320 * config/rs6000/rs6000.md (movsi_internal1): Only for
2322 (movsi_internal1_single): New. Add pattern to move SI values to/from
2323 single-precision FP regs.
2325 2009-04-15 Richard Guenther <rguenther@suse.de>
2327 * omp-low.c (lower_rec_input_clauses): Build correct address
2329 (expand_omp_for_generic): Fix multiplication type.
2330 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
2331 (generate_memset_zero): Fix types.
2332 * tree-profile.c (prepare_instrumented_value): Correctly
2335 2009-04-15 Ian Lance Taylor <iant@google.com>
2337 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
2338 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
2339 for -Wall and for -Wc++-compat.
2340 (c_common_post_options): For C++, set warn_enum_compare if not
2342 * c-tree.h (struct c_expr): Add field original_type.
2343 (build_external_ref): Update declaration.
2344 * c-parser.c (c_parser_braced_init): Set original_type.
2345 (c_parser_initelt): Likewise.
2346 (c_parser_expr_no_commas): Likewise.
2347 (c_parser_conditional_expression): Likewise.
2348 (c_parser_cast_expression): Likewise.
2349 (c_parser_unary_expression): Likewise. Pull setting of
2350 original_code to top of function.
2351 (c_parser_sizeof_expression): Set original_type.
2352 (c_parser_alignof_expression): Likewise.
2353 (c_parser_postfix_expression): Likewise. Pull setting of
2354 original_code to top of function.
2355 (c_parser_postfix_expression_after_paren_type): Set original_type.
2356 (c_parser_postfix_expression_after_primary): Likewise.
2357 (c_parser_expression): Likewise.
2358 * c-typeck.c (build_external_ref): Add type parameter. Change all
2360 (c_expr_sizeof_expr): Set original_type field.
2361 (parser_build_unary_op): Likewise.
2362 (parser_build_binary_op): Likewise. Optionally warn about
2363 comparisons of enums of different types.
2364 (digest_init): Set original_type field.
2365 (really_start_incremental_init): Likewise.
2366 (push_init_level, pop_init_level): Likewise.
2367 * doc/invoke.texi (Warning Options): -Wenum-compare now
2370 2009-04-15 Richard Guenther <rguenther@suse.de>
2372 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
2373 out a necessary conversion.
2374 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
2375 names we didn't value number.
2376 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
2378 2009-04-15 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/39764
2381 * tree-ssa-ccp.c (get_value): Canonicalize value with
2382 canonicalize_float_value.
2384 2009-04-15 Jan Hubicka <jh@suse.cz>
2386 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
2387 Wrong version of patch.
2389 2009-04-15 Jan Hubicka <jh@suse.cz>
2391 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
2393 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
2395 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
2396 our distinct integral and vector types.
2398 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
2400 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
2401 * init.c (build_vtbl_address): Remove call to assemble_external.
2403 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
2405 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
2406 output for other floating point modes.
2408 2009-04-14 Diego Novillo <dnovillo@google.com>
2410 * diagnostic.c (diagnostic_report_diagnostic): Do not
2411 warn about loaded plugins for DK_ERROR and DK_WARNING.
2412 * c-decl.c (declspecs_add_type): Move call to
2413 invoke_plugin_callbacks ...
2414 * c-parser.c (c_parser_declspecs): ... here.
2415 * plugin.c (dump_active_plugins): Tidy output.
2417 2009-04-14 Diego Novillo <dnovillo@google.com>
2418 Le-Chun Wu <lcwu@google.com>
2420 * configure.ac: Add --enable-plugin support.
2421 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
2422 * Makefile.in (PLUGIN_H): Define.
2423 Export ENABLE_PLUGIN and GMPINC to site.exp.
2424 Add PLUGINLIBS to link command.
2425 Add/modify dependencies for plugin.o and files including plugin.h.
2427 * config.in: Regenerate.
2429 * opts.c (common_handle_option): Handle OPT_fplugin_ and
2432 2009-04-14 Le-Chun Wu <lcwu@google.com>
2434 * tree-pass.h (register_one_dump_file): Add a prototype for
2435 register_one_dump_file.
2436 * toplev.c (compile_file): Call initialize_plugins.
2437 (do_compile): Call invoke_plugin_callbacks.
2438 (toplev_main): Call invoke_plugin_callbacks.
2439 * common.opt: Add -fplugin= and -fplugin-arg-.
2440 * gcc-plugin.h: New public header file for plugins to include.
2441 * plugin.c: New source file.
2442 * plugin.h: New internal header file.
2443 * passes.c (register_one_dump_file): Make it external.
2445 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
2447 2009-04-14 Diego Novillo <dnovillo@google.com>
2449 * doc/plugins.texi: New.
2450 * doc/gccint.texi: Add reference to Plugins chapter.
2451 * doc/invoke.texi: Document -fplugin and -fplugin-arg
2452 * diagnostic.c (diagnostic_report_diagnostic): Warn about
2453 loaded plugins, if any.
2454 * timevar.def (TV_PLUGIN_INIT): Define.
2455 (TV_PLUGIN_RUN): Define.
2456 * plugin.c: Include timevar.h
2457 (plugins_active_p): New.
2458 (dump_active_plugins): New.
2459 (debug_active_plugins): New.
2461 2009-04-14 Joseph Myers <joseph@codesourcery.com>
2463 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
2465 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
2467 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
2469 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
2470 the same as a minus without a shift.
2472 2009-04-14 Nick Clifton <nickc@redhat.com>
2474 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
2475 comparisons with small integers will always produce a short
2478 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
2481 2008-12-19 Diego Novillo <dnovillo@google.com>
2483 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
2485 2009-04-14 Richard Guenther <rguenther@suse.de>
2487 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
2489 (verify_gimple_assign_binary): Likewise. Handle shifts and
2491 (verify_gimple_phi): Print the mismatched argument position.
2492 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2494 (vect_update_init_of_dr): Likewise.
2495 * matrix-reorg.c (transform_access_sites): Do what the
2497 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
2499 2009-04-13 Michael Eager <eager@eagercon.com>
2501 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
2502 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
2503 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
2504 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
2505 remove duplicate config
2507 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2509 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
2510 file_name:line_number type locator of the call site.
2512 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
2514 * genautomata.c: Put blank after comma.
2515 (automaton_decls): New.
2516 (struct unit_usage): Add comments to member next.
2517 (store_alt_unit_usage): Keep the list ordered.
2518 (unit_present_on_list_p, equal_alternatives_p): New.
2519 (check_regexp_units_distribution): Check units distribution
2520 correctness correctly.
2521 (main): Don't write automata if error is found. Return correct
2524 * config/m68k/cf.md (cfv4_ds): Remove.
2525 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
2526 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
2528 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
2529 power4-load-ext, power4-store, power4-store-update,
2530 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
2531 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
2532 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
2533 power4-sqrt, power4-isync): Modify reservation to make correct
2534 unit distribution to automata.
2536 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
2537 power5-store-update, power5-two, power5-three, power5-lmul,
2538 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
2540 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
2542 * except.c (pass_set_nothrow_function_flags): Set name and add
2544 (set_nothrow_function_flags): Mention in the dump file when
2545 changing a function to nothrow.
2547 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
2550 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
2551 instead of unsigned long.
2553 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2555 * config/arm/arm.c (return_used_this_function): Remove.
2556 (arm_output_function_prologue): Remove use of
2557 return_used_this_function.
2558 (output_return_instruction): Replace use of
2559 return_used_this_function
2560 by cfun->machine->return_used_this_function.
2561 (arm_output_epilogue): Likewise.
2562 (arm_output_function_epilogue): Likewise.
2563 (thumb_unexpanded_epilogue): Likewise.
2564 * config/arm/arm.h (struct machine_function):
2565 New member return_used_this_function.
2567 2009-04-12 Mark Mitchell <mark@codesourcery.com>
2569 * doc/install.texi: Correct description of default directory for
2570 --with-gxx-include-dir.
2572 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
2574 * fold-const.c (build_range_check): Properly deal with enumeral and
2577 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
2579 * doc/invoke.texi (max_gcse_passes): Remove documentation.
2580 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
2581 * params.h (MAX_GCSE_PASSES): Remove.
2582 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
2583 in sequence. Remove ability to run multiple passes.
2584 (bypass_jumps): Report run as third CPROP pass.
2586 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
2589 * except.c (can_throw_external): Look at each insn in a SEQUENCE
2590 when deciding whether the whole SEQUENCE can throw.
2592 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
2595 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
2596 offseted label references.
2598 2009-04-11 Jan Hubicka <jh@suse.cz>
2600 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
2602 2009-04-11 Richard Guenther <rguenther@suse.de>
2605 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
2606 return variables as TREE_ADDRESSABLE.
2608 2009-04-11 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/39713
2611 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
2612 reference trees have SSA_NAME operands.
2614 2009-04-11 Richard Guenther <rguenther@suse.de>
2617 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
2618 address expressions.
2620 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
2622 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
2623 match changes in Cygwin 1.7
2624 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
2625 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
2627 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2629 PR tree-optimization/39701
2630 * doc/invoke.texi (Optimization Options): Document change in
2631 meaning and initialization of -fdelete-null-pointer-checks.
2633 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2636 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
2638 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
2641 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
2643 2009-04-10 Chao-ying Fu <fu@mips.com>
2645 * doc/tm.texi (Instruction Output): Document
2646 TARGET_ASM_FINAL_POSTSCAN_INSN.
2647 * target.h (final_postscan_insn): New field in asm_out.
2648 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2649 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
2650 * final.c (final_scan_insn): Call
2651 targetm.asm_out.final_postscan_insn after outputting
2652 an asm macro and a normal instruction.
2654 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
2655 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
2656 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
2657 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
2658 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
2660 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
2663 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
2664 variables as non-NULL even with -fdelete-null-pointer-checks.
2666 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
2670 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/i386.c (classify_argument): Handle SCmode with
2674 (bit_offset % 64) != 0.
2676 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
2678 * doc/invoke.texi (Optimize Options): Add cross-reference to
2679 -Q --help=optimizers examples.
2681 2009-04-10 Ben Elliston <bje@au.ibm.com>
2684 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
2685 regalign for the reg == fpr and TDmode case.
2687 2009-04-09 David Ayers <ayers@fsfe.org>
2690 * objc/objc-act.c (warn_with_method): Remove helper function.
2691 (check_duplicates): Call warning and inform directly.
2692 (really_start_method): Likewise.
2694 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
2696 * expmed.c (expand_divmod): Always use a comparison for a division
2697 by a large unsigned integer.
2699 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
2700 for things others than variables or functions as nonzero.
2702 2009-04-09 Nick Clifton <nickc@redhat.com>
2704 * unwind-compat.c: Change copyright header to refer to version
2705 3 of the GNU General Public License with version 3.1 of the
2706 GCC Runtime Library Exception and to point readers at the
2707 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
2708 * config/alpha/crtfastmath.c: Likewise.
2709 * config/alpha/linux-unwind.h: Likewise.
2710 * config/alpha/qrnnd.asm: Likewise.
2711 * config/alpha/vms-crt0-64.c: Likewise.
2712 * config/alpha/vms-crt0.c: Likewise.
2713 * config/alpha/vms-dwarf2.asm: Likewise.
2714 * config/alpha/vms-dwarf2eh.asm: Likewise.
2715 * config/alpha/vms-psxcrt0-64.c: Likewise.
2716 * config/alpha/vms-psxcrt0.c: Likewise.
2717 * config/alpha/vms_tramp.asm: Likewise.
2718 * config/arc/initfini.c: Likewise.
2719 * config/arc/lib1funcs.asm: Likewise.
2720 * config/arm/bpabi-v6m.S: Likewise.
2721 * config/arm/bpabi.S: Likewise.
2722 * config/arm/bpabi.c: Likewise.
2723 * config/arm/crti.asm: Likewise.
2724 * config/arm/crtn.asm: Likewise.
2725 * config/arm/ieee754-df.S: Likewise.
2726 * config/arm/ieee754-sf.S: Likewise.
2727 * config/arm/lib1funcs.asm: Likewise.
2728 * config/arm/libunwind.S: Likewise.
2729 * config/arm/linux-atomic.c: Likewise.
2730 * config/arm/mmintrin.h: Likewise.
2731 * config/arm/pr-support.c: Likewise.
2732 * config/arm/unaligned-funcs.c: Likewise.
2733 * config/arm/unwind-arm.c: Likewise.
2734 * config/arm/unwind-arm.h: Likewise.
2735 * config/avr/libgcc.S: Likewise.
2736 * config/bfin/crti.s: Likewise.
2737 * config/bfin/crtlibid.s: Likewise.
2738 * config/bfin/crtn.s: Likewise.
2739 * config/bfin/lib1funcs.asm: Likewise.
2740 * config/bfin/linux-unwind.h: Likewise.
2741 * config/cris/arit.c: Likewise.
2742 * config/cris/cris_abi_symbol.c: Likewise.
2743 * config/darwin-64.c: Likewise.
2744 * config/darwin-crt2.c: Likewise.
2745 * config/darwin-crt3.c: Likewise.
2746 * config/darwin.h: Likewise.
2747 * config/dbxelf.h: Likewise.
2748 * config/dfp-bit.c: Likewise.
2749 * config/dfp-bit.h: Likewise.
2750 * config/elfos.h: Likewise.
2751 * config/fixed-bit.c: Likewise.
2752 * config/fixed-bit.h: Likewise.
2753 * config/fp-bit.c: Likewise.
2754 * config/fp-bit.h: Likewise.
2755 * config/fr30/crti.asm: Likewise.
2756 * config/fr30/crtn.asm: Likewise.
2757 * config/fr30/lib1funcs.asm: Likewise.
2758 * config/freebsd-spec.h: Likewise.
2759 * config/frv/cmovd.c: Likewise.
2760 * config/frv/cmovh.c: Likewise.
2761 * config/frv/cmovw.c: Likewise.
2762 * config/frv/frvbegin.c: Likewise.
2763 * config/frv/frvend.c: Likewise.
2764 * config/frv/lib1funcs.asm: Likewise.
2765 * config/glibc-stdint.h: Likewise.
2766 * config/h8300/clzhi2.c: Likewise.
2767 * config/h8300/crti.asm: Likewise.
2768 * config/h8300/crtn.asm: Likewise.
2769 * config/h8300/ctzhi2.c: Likewise.
2770 * config/h8300/fixunssfsi.c: Likewise.
2771 * config/h8300/lib1funcs.asm: Likewise.
2772 * config/h8300/parityhi2.c: Likewise.
2773 * config/h8300/popcounthi2.c: Likewise.
2774 * config/i386/ammintrin.h: Likewise.
2775 * config/i386/att.h: Likewise.
2776 * config/i386/avxintrin.h: Likewise.
2777 * config/i386/biarch64.h: Likewise.
2778 * config/i386/bmmintrin.h: Likewise.
2779 * config/i386/cpuid.h: Likewise.
2780 * config/i386/cross-stdarg.h: Likewise.
2781 * config/i386/crtfastmath.c: Likewise.
2782 * config/i386/crtprec.c: Likewise.
2783 * config/i386/cygming-crtbegin.c: Likewise.
2784 * config/i386/cygming-crtend.c: Likewise.
2785 * config/i386/cygwin.asm: Likewise.
2786 * config/i386/emmintrin.h: Likewise.
2787 * config/i386/gmm_malloc.h: Likewise.
2788 * config/i386/gthr-win32.c: Likewise.
2789 * config/i386/i386.h: Likewise.
2790 * config/i386/immintrin.h: Likewise.
2791 * config/i386/linux-unwind.h: Likewise.
2792 * config/i386/linux64.h: Likewise.
2793 * config/i386/mm3dnow.h: Likewise.
2794 * config/i386/mmintrin-common.h: Likewise.
2795 * config/i386/mmintrin.h: Likewise.
2796 * config/i386/nmmintrin.h: Likewise.
2797 * config/i386/pmm_malloc.h: Likewise.
2798 * config/i386/pmmintrin.h: Likewise.
2799 * config/i386/smmintrin.h: Likewise.
2800 * config/i386/sol2-c1.asm: Likewise.
2801 * config/i386/sol2-ci.asm: Likewise.
2802 * config/i386/sol2-cn.asm: Likewise.
2803 * config/i386/sol2-gc1.asm: Likewise.
2804 * config/i386/tmmintrin.h: Likewise.
2805 * config/i386/unix.h: Likewise.
2806 * config/i386/w32-unwind.h: Likewise.
2807 * config/i386/wmmintrin.h: Likewise.
2808 * config/i386/x86-64.h: Likewise.
2809 * config/i386/x86intrin.h: Likewise.
2810 * config/i386/xmmintrin.h: Likewise.
2811 * config/ia64/crtbegin.asm: Likewise.
2812 * config/ia64/crtend.asm: Likewise.
2813 * config/ia64/crtfastmath.c: Likewise.
2814 * config/ia64/crti.asm: Likewise.
2815 * config/ia64/crtn.asm: Likewise.
2816 * config/ia64/fde-glibc.c: Likewise.
2817 * config/ia64/lib1funcs.asm: Likewise.
2818 * config/ia64/linux-unwind.h: Likewise.
2819 * config/ia64/quadlib.c: Likewise.
2820 * config/ia64/unwind-ia64.c: Likewise.
2821 * config/linux.h: Likewise.
2822 * config/m32c/m32c-lib1.S: Likewise.
2823 * config/m32c/m32c-lib2-trapv.c: Likewise.
2824 * config/m32c/m32c-lib2.c: Likewise.
2825 * config/m32r/initfini.c: Likewise.
2826 * config/m68hc11/larith.asm: Likewise.
2827 * config/m68hc11/m68hc11-crt0.S: Likewise.
2828 * config/m68k/cf.md: Likewise.
2829 * config/m68k/crti.s: Likewise.
2830 * config/m68k/crtn.s: Likewise.
2831 * config/m68k/lb1sf68.asm: Likewise.
2832 * config/m68k/linux-unwind.h: Likewise.
2833 * config/mcore/crti.asm: Likewise.
2834 * config/mcore/crtn.asm: Likewise.
2835 * config/mcore/lib1.asm: Likewise.
2836 * config/mips/linux-unwind.h: Likewise.
2837 * config/mips/loongson.h: Likewise.
2838 * config/mips/mips16.S: Likewise.
2839 * config/mmix/crti.asm: Likewise.
2840 * config/mmix/crtn.asm: Likewise.
2841 * config/pa/fptr.c: Likewise.
2842 * config/pa/hpux-unwind.h: Likewise.
2843 * config/pa/lib2funcs.asm: Likewise.
2844 * config/pa/linux-atomic.c: Likewise.
2845 * config/pa/linux-unwind.h: Likewise.
2846 * config/pa/milli64.S: Likewise.
2847 * config/pa/quadlib.c: Likewise.
2848 * config/pa/stublib.c: Likewise.
2849 * config/picochip/libgccExtras/adddi3.asm: Likewise.
2850 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
2851 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
2852 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
2853 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
2854 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
2855 * config/picochip/libgccExtras/divmod15.asm: Likewise.
2856 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
2857 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
2858 * config/picochip/libgccExtras/longjmp.asm: Likewise.
2859 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
2860 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
2861 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
2862 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
2863 * config/picochip/libgccExtras/setjmp.asm: Likewise.
2864 * config/picochip/libgccExtras/subdi3.asm: Likewise.
2865 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
2866 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
2867 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
2868 * config/rs6000/750cl.h: Likewise.
2869 * config/rs6000/altivec.h: Likewise.
2870 * config/rs6000/biarch64.h: Likewise.
2871 * config/rs6000/crtresfpr.asm: Likewise.
2872 * config/rs6000/crtresgpr.asm: Likewise.
2873 * config/rs6000/crtresxfpr.asm: Likewise.
2874 * config/rs6000/crtresxgpr.asm: Likewise.
2875 * config/rs6000/crtsavfpr.asm: Likewise.
2876 * config/rs6000/crtsavgpr.asm: Likewise.
2877 * config/rs6000/darwin-asm.h: Likewise.
2878 * config/rs6000/darwin-fallback.c: Likewise.
2879 * config/rs6000/darwin-fpsave.asm: Likewise.
2880 * config/rs6000/darwin-ldouble.c: Likewise.
2881 * config/rs6000/darwin-tramp.asm: Likewise.
2882 * config/rs6000/darwin-unwind.h: Likewise.
2883 * config/rs6000/darwin-vecsave.asm: Likewise.
2884 * config/rs6000/darwin-world.asm: Likewise.
2885 * config/rs6000/e500crtres32gpr.asm: Likewise.
2886 * config/rs6000/e500crtres64gpr.asm: Likewise.
2887 * config/rs6000/e500crtres64gprctr.asm: Likewise.
2888 * config/rs6000/e500crtrest32gpr.asm: Likewise.
2889 * config/rs6000/e500crtrest64gpr.asm: Likewise.
2890 * config/rs6000/e500crtresx32gpr.asm: Likewise.
2891 * config/rs6000/e500crtresx64gpr.asm: Likewise.
2892 * config/rs6000/e500crtsav32gpr.asm: Likewise.
2893 * config/rs6000/e500crtsav64gpr.asm: Likewise.
2894 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
2895 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
2896 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
2897 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
2898 * config/rs6000/eabi-ci.asm: Likewise.
2899 * config/rs6000/eabi-cn.asm: Likewise.
2900 * config/rs6000/eabi.asm: Likewise.
2901 * config/rs6000/linux-unwind.h: Likewise.
2902 * config/rs6000/linux64.h: Likewise.
2903 * config/rs6000/paired.h: Likewise.
2904 * config/rs6000/paired.md: Likewise.
2905 * config/rs6000/ppc64-fp.c: Likewise.
2906 * config/rs6000/ppu_intrinsics.h: Likewise.
2907 * config/rs6000/rs6000.h: Likewise.
2908 * config/rs6000/si2vmx.h: Likewise.
2909 * config/rs6000/sol-ci.asm: Likewise.
2910 * config/rs6000/sol-cn.asm: Likewise.
2911 * config/rs6000/spe.h: Likewise.
2912 * config/rs6000/spu2vmx.h: Likewise.
2913 * config/rs6000/sysv4.h: Likewise.
2914 * config/rs6000/tramp.asm: Likewise.
2915 * config/rs6000/vec_types.h: Likewise.
2916 * config/s390/linux-unwind.h: Likewise.
2917 * config/s390/tpf-unwind.h: Likewise.
2918 * config/score/crti.asm: Likewise.
2919 * config/score/crtn.asm: Likewise.
2920 * config/sh/crt1.asm: Likewise.
2921 * config/sh/crti.asm: Likewise.
2922 * config/sh/crtn.asm: Likewise.
2923 * config/sh/divtab-sh4-300.c: Likewise.
2924 * config/sh/divtab-sh4.c: Likewise.
2925 * config/sh/divtab.c: Likewise.
2926 * config/sh/lib1funcs-4-300.asm: Likewise.
2927 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
2928 * config/sh/lib1funcs.asm: Likewise.
2929 * config/sh/lib1funcs.h: Likewise.
2930 * config/sh/linux-atomic.asm: Likewise.
2931 * config/sh/linux-unwind.h: Likewise.
2932 * config/sh/shmedia.h: Likewise.
2933 * config/sh/sshmedia.h: Likewise.
2934 * config/sh/ushmedia.h: Likewise.
2935 * config/sparc/crtfastmath.c: Likewise.
2936 * config/sparc/linux-unwind.h: Likewise.
2937 * config/sparc/sol2-c1.asm: Likewise.
2938 * config/sparc/sol2-ci.asm: Likewise.
2939 * config/sparc/sol2-cn.asm: Likewise.
2940 * config/spu/divmodti4.c: Likewise.
2941 * config/spu/divv2df3.c: Likewise.
2942 * config/spu/float_disf.c: Likewise.
2943 * config/spu/float_unsdidf.c: Likewise.
2944 * config/spu/float_unsdisf.c: Likewise.
2945 * config/spu/float_unssidf.c: Likewise.
2946 * config/spu/mfc_multi_tag_release.c: Likewise.
2947 * config/spu/mfc_multi_tag_reserve.c: Likewise.
2948 * config/spu/mfc_tag_release.c: Likewise.
2949 * config/spu/mfc_tag_reserve.c: Likewise.
2950 * config/spu/mfc_tag_table.c: Likewise.
2951 * config/spu/multi3.c: Likewise.
2952 * config/spu/spu_internals.h: Likewise.
2953 * config/spu/spu_intrinsics.h: Likewise.
2954 * config/spu/spu_mfcio.h: Likewise.
2955 * config/spu/vec_types.h: Likewise.
2956 * config/spu/vmx2spu.h: Likewise.
2957 * config/stormy16/stormy16-lib2.c: Likewise.
2958 * config/svr4.h: Likewise.
2959 * config/sync.c: Likewise.
2960 * config/v850/lib1funcs.asm: Likewise.
2961 * config/vxlib-tls.c: Likewise.
2962 * config/vxlib.c: Likewise.
2963 * config/vxworks-dummy.h: Likewise.
2964 * config/xtensa/crti.asm: Likewise.
2965 * config/xtensa/crtn.asm: Likewise.
2966 * config/xtensa/ieee754-df.S: Likewise.
2967 * config/xtensa/ieee754-sf.S: Likewise.
2968 * config/xtensa/lib1funcs.asm: Likewise.
2969 * config/xtensa/lib2funcs.S: Likewise.
2970 * config/xtensa/linux-unwind.h: Likewise.
2971 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
2972 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
2973 * coretypes.h: Likewise.
2974 * crtstuff.c: Likewise.
2975 * defaults.h: Likewise.
2976 * dwarf2.h: Likewise.
2977 * emutls.c: Likewise.
2978 * gbl-ctors.h: Likewise.
2979 * gcov-io.h: Likewise.
2980 * ginclude/float.h: Likewise.
2981 * ginclude/iso646.h: Likewise.
2982 * ginclude/stdarg.h: Likewise.
2983 * ginclude/stdbool.h: Likewise.
2984 * ginclude/stddef.h: Likewise.
2985 * ginclude/stdfix.h: Likewise.
2986 * ginclude/stdint-gcc.h: Likewise.
2987 * ginclude/tgmath.h: Likewise.
2988 * gthr-aix.h: Likewise.
2989 * gthr-dce.h: Likewise.
2990 * gthr-gnat.c: Likewise.
2991 * gthr-gnat.h: Likewise.
2992 * gthr-lynx.h: Likewise.
2993 * gthr-mipssde.h: Likewise.
2994 * gthr-nks.h: Likewise.
2995 * gthr-posix.c: Likewise.
2996 * gthr-posix.h: Likewise.
2997 * gthr-posix95.h: Likewise.
2998 * gthr-rtems.h: Likewise.
2999 * gthr-single.h: Likewise.
3000 * gthr-solaris.h: Likewise.
3001 * gthr-tpf.h: Likewise.
3002 * gthr-vxworks.h: Likewise.
3003 * gthr-win32.h: Likewise.
3005 * libgcc2.c: Likewise.
3006 * libgcc2.h: Likewise.
3007 * libgcov.c: Likewise.
3008 * tsystem.h: Likewise.
3009 * typeclass.h: Likewise.
3010 * unwind-c.c: Likewise.
3011 * unwind-compat.h: Likewise.
3012 * unwind-dw2-fde-compat.c: Likewise.
3013 * unwind-dw2-fde-darwin.c: Likewise.
3014 * unwind-dw2-fde-glibc.c: Likewise.
3015 * unwind-dw2-fde.c: Likewise.
3016 * unwind-dw2-fde.h: Likewise.
3017 * unwind-dw2.c: Likewise.
3018 * unwind-dw2.h: Likewise.
3019 * unwind-generic.h: Likewise.
3020 * unwind-pe.h: Likewise.
3021 * unwind-sjlj.c: Likewise.
3022 * unwind.inc: Likewise.
3023 * config/arm/neon-gen.ml: Change generated copyright header to
3024 refer to version 3 of the GNU General Public License with
3025 version 3.1 of the GCC Runtime Library Exception and to point
3026 readers at the COPYING3 and COPYING3.RUNTIME files and the
3027 FSF's license web page.
3028 * config/arm/arm_neon.h: Regenerate.
3030 2009-04-09 Jakub Jelinek <jakub@redhat.com>
3032 * config/cris/cris.md: Change copyright header to refer to version
3033 3 of the GNU General Public License.
3034 * doc/install.texi2html: Change copyright header to refer to version
3035 3 of the GNU General Public License and to point readers at the
3036 COPYING3 file and the FSF's license web page.
3037 * config/vax/linux.h: Likewise.
3039 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
3041 * config/i386/i386.md (cmpcc): New.
3042 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
3043 (sync_compare_and_swap_cc*): Delete.
3045 * config/s390/s390.c (s390_compare_emitted): Remove.
3046 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
3047 s390_compare_emitted used to be handled. Assert that modes match.
3048 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
3049 refer to sync_compare_and_swap_ccsi.
3050 * config/s390/s390.h (s390_compare_emitted): Remove.
3051 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
3052 instead of s390_compare_emitted.
3053 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
3054 instead of s390_compare_emitted.
3055 * config/s390/s390.md (cmpcc): New.
3056 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
3057 CC_REGNUM, do not pretend it's set.
3058 (sync_compare_and_swap_cc*): Delete.
3059 * config/s390/predicates.md (cc_reg_operand): New.
3061 * expr.c (sync_compare_and_swap_cc): Delete.
3062 * optabs.h (sync_compare_and_swap_cc): Delete.
3063 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
3064 is being used with can_compare_p.
3065 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
3067 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
3068 look for a MODE_CC set instead. Use emit_store_flag.
3069 (expand_compare_and_swap_loop): Likewise, with some additional
3070 complication to avoid a force_reg when useless. Use
3071 emit_cmp_and_jump_insns.
3072 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
3073 * doc/md.texi (sync_compare_and_swap_cc): Merge with
3074 sync_compare_and_swap documentation.
3076 2009-04-09 Jan Hubicka <jh@suse.cz>
3078 * except.c (find_prev_try): Break out from ....
3079 (duplicate_eh_regions): ... here; properly update prev_try pointers
3080 when duplication part of tree.
3081 (dump_eh_tree): Improve dumping.
3082 (verify_eh_region): New.
3083 (verify_eh_tree): Use it.
3085 2009-04-06 Richard Guenther <rguenther@suse.de>
3087 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
3088 &ARRAY addresses by adjusting their types and prepending
3090 * tree-cfg.c (verify_gimple_assign_single): Verify that
3091 addresses are correct.
3093 2009-04-09 Richard Guenther <rguenther@suse.de>
3095 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
3096 indices into an array reference if possible.
3097 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
3098 Fold POINTER_PLUS_EXPR statements with invariant address.
3100 2009-04-09 Alan Modra <amodra@bigpond.net.au>
3103 * config.gcc (powerpc64-*-linux*): Always build biarch.
3105 2009-04-09 Joseph Myers <joseph@codesourcery.com>
3108 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
3109 it and pedwarn if this results in an INTEGER_CST.
3111 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3113 * doc/install.texi: Update minimum GMP version. Remove obsolete
3114 text in MPFR section.
3116 2009-04-08 Jakub Jelinek <jakub@redhat.com>
3118 * dwarf2out.c (class_scope_p): New static inline.
3119 (class_or_namespace_scope_p): Use it.
3120 (gen_variable_die): Use DW_TAG_member tag for static data member
3121 declarations instead of DW_TAG_variable.
3124 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
3127 2009-04-08 Richard Guenther <rguenther@suse.de>
3129 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
3130 valueize random data.
3132 2009-04-08 David Edelsohn <edelsohn@gnu.org>
3134 * config.gcc (aix tm_file): Add aix-stdint.h.
3135 (aix tm clause use_gcc_stdint): Set to wrap.
3136 * config/rs6000/aix-stdint.h: New file.
3138 2009-04-08 Richard Guenther <rguenther@suse.de>
3141 * tree-dfa.c (add_referenced_var): Do not recurse into
3142 global initializers.
3143 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
3145 (fold_const_aggregate_ref): Likewise.
3147 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3149 * recog.c (ordered_comparison_operator): New.
3150 * gensupport.c (std_preds): Add it.
3151 * doc/md.texi (Machine-Independent Predicates): Document it.
3153 2009-04-08 Jan Hubicka <jh@suse.cz>
3155 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
3156 * function.h (rtl_eh): Remove exception_handler_label_map.
3157 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
3158 remove_exception_handler_label, for_each_eh_label_1): Remove.
3159 (rtl_remove_unreachable_regions): Remove.
3160 (convert_from_eh_region_ranges): Do not remove unreachable regions.
3161 (find_exception_handler_labels): Don't build the hashtable.
3162 (maybe_remove_eh_handler): Remove.
3163 (for_each_eh_label): Rewrite to walk the tree.
3164 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
3165 * except.h (maybe_remove_eh_handler): Remove.
3166 * passes.c (init_optimization_passes): Schedule second EH cleanup
3168 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
3169 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
3171 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
3173 * genoutput.c (validate_optab_operands): New.
3174 (gen_insn, gen_expand): Call it.
3176 * genflags.c (gen_insn): Detect misused iterators.
3177 (main): Pass line_no to gen_insn, exit with status 1 on error.
3179 * genextract.c (line_no): Make global.
3180 (VEC_safe_set_locstr): Change assertion to error message.
3181 (main): Exit with status 1 on error.
3183 2009-04-08 Joseph Myers <joseph@codesourcery.com>
3187 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
3188 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
3189 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
3190 * c-convert.c (convert): Do not call fold on results of conversion
3191 functions when the result is a C_MAYBE_CONST_EXPR.
3192 * c-parser.c (c_parser_postfix_expression): Do not fold condition
3193 of __builtin_choose_expr.
3194 * c-typeck.c (remove_c_maybe_const_expr): New.
3195 (build_unary_op, build_conditional_expr, build_compound_expr,
3196 build_binary_op, c_objc_common_truthvalue_conversion): Call
3197 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
3200 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
3202 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
3203 CODE to produce a new one. Add a prototype to use fold_convert_const
3205 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
3208 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
3209 mix declarations and code.
3211 2009-04-08 Ben Elliston <bje@au.ibm.com>
3213 * gcc.c: Replace `CC' with `GCC' throughout.
3215 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
3217 * doc/invoke.texi: Document Atom support.
3219 2009-04-07 Jason Merrill <jason@redhat.com>
3222 * c-common.h, c-common.c: Add flag_pretty_templates.
3223 * c-opts.c (c_common_handle_option): Set it.
3224 * c.opt: Add -fno-pretty-templates.
3225 * doc/invoke.texi (C++ Dialect Options): Likewise.
3227 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
3229 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
3230 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
3231 (ia64_expand_builtin): Likewise.
3233 2009-04-07 Martin Jambor <mjambor@suse.cz>
3235 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
3236 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
3237 ADDR_EXPRS are include too.
3239 2009-04-07 Richard Guenther <rguenther@suse.de>
3241 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
3242 decls are only used if passes as parameters or if they are
3243 local statics and the call is not to a builtin.
3244 (call_may_clobber_ref_p_1): Likewise.
3246 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3248 * expr.c (do_store_flag): Remove last argument. Simplify code
3249 to avoid duplication of tests already done by can_compare_p.
3250 (expand_expr_real_1): Adjust caller.
3252 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3254 * optabs.c (can_compare_p): Test the predicate of a
3255 cbranch and cstore pattern.
3257 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3259 * expr.c (convert_move): Use emit_store_flag instead of
3262 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
3264 * config/i386/i386.c (ix86_compare_emitted): Remove.
3265 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
3266 ix86_compare_op0 like ix86_compare_emitted used to be handled.
3267 * config/i386/i386.h (ix86_compare_emitted): Remove.
3268 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
3269 instead of ix86_compare_emitted.
3270 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
3272 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
3274 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
3275 Add t-sysroot-suffix to tmake_file.
3276 * config/print-sysroot-suffix.sh: New file.
3277 * config/t-sysroot-suffix: New file.
3279 2009-04-07 Ben Elliston <bje@au.ibm.com>
3281 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
3282 as the latter produces a warning when the target does not support
3285 2009-04-07 Ben Elliston <bje@au.ibm.com>
3287 * dfp.c: Replace type punning assignments with memcpy throughout.
3288 * Makefile.in (dfp.o-warn): Remove.
3290 2009-04-07 Alan Modra <amodra@bigpond.net.au>
3293 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
3294 Include soft-fp/t-softfp after rs6000/t-linux64.
3296 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
3298 * stor-layout.c (set_sizetype): Use the full precision of their
3299 machine mode for bitsize types.
3301 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
3303 * config/i386/i386.md: Revert 2 accidental checkins.
3305 2009-04-06 Joey Ye <joey.ye@intel.com>
3306 Xuepeng Guo <xuepeng.guo@intel.com>
3307 H.J. Lu <hongjiu.lu@intel.com>
3309 Atom pipeline model, tuning and insn selection.
3310 * config.gcc (atom): Add atom config options and target.
3312 * config/i386/atom.md: New.
3314 * config/i386/i386.c (atom_cost): New cost.
3315 (m_ATOM): New macro flag.
3316 (initial_ix86_tune_features): Set m_ATOM.
3317 (x86_accumulate_outgoing_args): Likewise.
3318 (x86_arch_always_fancy_math_387): Likewise.
3319 (processor_target): Add Atom cost.
3320 (cpu_names): Add Atom cpu name.
3321 (override_options): Set Atom ISA.
3322 (ix86_issue_rate): New case PROCESSOR_ATOM.
3323 (ix86_adjust_cost): Likewise.
3325 * config/i386/i386.h (TARGET_ATOM): New target macro.
3326 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
3327 (TARGET_OPT_AGU): New target option.
3328 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
3329 (processor_type): Add PROCESSOR_ATOM.
3331 * config/i386/i386.md (cpu): Add new value "atom".
3332 (use_carry, movu): New attr.
3333 (atom.md): Include atom.md.
3334 (adddi3_carry_rex64): Set attr "use_carry".
3335 (addqi3_carry): Likewise.
3336 (addhi3_carry): Likewise.
3337 (addsi3_carry): Likewise.
3338 (*addsi3_carry_zext): Likewise.
3339 (subdi3_carry_rex64): Likewise.
3340 (subqi3_carry): Likewise.
3341 (subhi3_carry): Likewise.
3342 (subsi3_carry): Likewise.
3343 (x86_movdicc_0_m1_rex64): Likewise.
3344 (*x86_movdicc_0_m1_se): Likewise.
3345 (x86_movsicc_0_m1): Likewise.
3346 (*x86_movsicc_0_m1_se): Likewise.
3347 (*adddi_1_rex64): Emit add insn as much as possible.
3348 (*addsi_1): Likewise.
3349 (return_internal): Set atom_unit.
3350 (return_internal_long): Likewise.
3351 (return_pop_internal): Likewise.
3352 (*rcpsf2_sse): Set atom_sse_attr attr.
3353 (*qrt<mode>2_sse): Likewise.
3354 (*prefetch_sse): Likewise.
3356 * config/i386/i386-c.c (ix86_target_macros_internal): New case
3358 (ix86_target_macros_internal): Likewise.
3360 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
3361 (*prefetch_sse_rex): Likewise.
3362 (sse_rcpv4sf2): Likewise.
3363 (sse_vmrcpv4sf2): Likewise.
3364 (sse_sqrtv4sf2): Likewise.
3365 (<sse>_vmsqrt<mode>2): Likewise.
3366 (sse_ldmxcsr): Likewise.
3367 (sse_stmxcsr): Likewise.
3368 (*sse_sfence): Likewise.
3369 (sse2_clflush): Likewise.
3370 (*sse2_mfence): Likewise.
3371 (*sse2_lfence): Likewise.
3372 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
3373 (<sse>_movup<ssemodesuffixf2c>): Likewise.
3374 (avx_movdqu<avxmodesuffix>): Likewise.
3375 (avx_lddqu<avxmodesuffix>): Likewise.
3376 (sse2_movntv2di): Change attr "type" to "ssemov".
3377 (sse2_movntsi): Likewise.
3378 (rsqrtv8sf2): Change attr "type" to "sseadd".
3379 (sse3_addsubv2df3): Set attr "atom_unit".
3380 (sse3_h<plusminus_insn>v4sf3): Likewise.
3381 (*sse2_pmaddwd): Likewise.
3382 (*vec_extractv2di_1_rex64): Likewise.
3383 (*vec_extractv2di_1_avx): Likewise.
3384 (sse2_psadbw): Likewise.
3385 (ssse3_phaddwv8hi3): Likewise.
3386 (ssse3_phaddwv4hi3): Likewise.
3387 (ssse3_phadddv4si3): Likewise.
3388 (ssse3_phadddv2si3): Likewise.
3389 (ssse3_phaddswv8hi3): Likewise.
3390 (ssse3_phaddswv4hi3): Likewise.
3391 (ssse3_phsubwv8hi3): Likewise.
3392 (ssse3_phsubwv4hi3): Likewise.
3393 (ssse3_phsubdv4si3): Likewise.
3394 (ssse3_phsubdv2si3): Likewise.
3395 (ssse3_phsubswv8hi3): Likewise.
3396 (ssse3_phsubswv4hi3): Likewise.
3397 (ssse3_pmaddubsw128): Likewise.
3398 (sse3_pmaddubsw: Likewise.
3399 (ssse3_palignrti): Likewise.
3400 (ssse3_palignrdi): Likewise.
3402 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
3404 * doc/install.texi (Specific): Fix two cross-references to MinGW.
3406 2009-04-06 Richard Guenther <rguenther@suse.de>
3408 PR tree-optimization/28868
3409 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
3410 of which PHI results we inserted.
3411 (insert_into_preds_of_block): Record inserted PHIs.
3412 (eliminate): Eliminate redundant PHI nodes.
3413 (init_pre): Init inserted_phi_names.
3415 2009-04-06 Richard Guenther <rguenther@suse.de>
3417 PR tree-optimization/39643
3418 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
3419 IMAGPART_EXPRs of complex constants.
3420 (execute_fold_all_builtins): If we folded a call queue
3421 TODO_update_address_taken.
3423 2009-04-06 Jan Hubicka <jh@suse.cz>
3426 * except.c (remove_unreachable_regions): Propagate may_contain_throw
3429 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
3431 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
3433 (ic_invalidate_array): Likewise.
3435 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
3437 * calls.c (emit_library_call_value_1): Fix a problem with parameter
3438 alignment for library calls.
3440 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
3442 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
3443 (mingw32 tm clause use_gcc_stdint): Set to wrap.
3444 * config/i386/mingw-stdint.h: New file.
3446 2009-04-05 Richard Guenther <rguenther@suse.de>
3448 PR tree-optimization/39648
3449 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
3450 our &A vs. &A[0] IL deficiencies.
3452 2009-04-04 Jan Hubicka <jh@suse.cz>
3454 * except.c (sjlj_find_directly_reachable_regions): Be ready for
3455 removed toplevel regions.
3456 (sjlj_mark_call_sites): Likewise.
3458 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
3460 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
3461 (cygwin tm clause use_gcc_stdint): Set to wrap.
3462 * config/i386/cygwin-stdint.h: New file.
3464 2009-04-04 Richard Guenther <rguenther@suse.de>
3466 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
3467 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
3468 single-argument PHIs if we are in loop-closed SSA form.
3469 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
3470 for the pre-condition.
3471 (slpeel_tree_peel_loop_to_edge): Likewise.
3472 (vect_build_loop_niters): Take an optional sequence to append stmts.
3473 (vect_generate_tmps_on_preheader): Likewise.
3474 (vect_do_peeling_for_loop_bound): Take extra guards for the
3476 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
3477 the cost model check.
3478 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
3479 guards if we are going to peel. Do not apply versioning in that case.
3480 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
3481 (vect_do_peeling_for_loop_bound): Likewise.
3482 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
3483 loop bound only record extra pre-conditions, do not apply loop
3486 2009-04-04 Richard Guenther <rguenther@suse.de>
3488 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
3491 2009-04-04 Jan Hubicka <jh@suse.cz>
3493 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
3494 last_basic_block for size of bb->index indexed array.
3495 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
3496 compute_out, link_btr_uses, build_btr_def_use_webs,
3497 build_btr_def_use_webs, migrate_btr_defs): Likewise.
3499 2009-04-04 Jan Hubicka <jh@suse.cz>
3501 * except.c (remove_eh_handler_and_replace): Break out from ...
3502 (remove_eh_handler): ... here.
3503 (bring_to_root): New function.
3504 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
3505 handled ones, bring others to root of tree.
3507 2009-04-04 Jan Hubicka <jh@suse.cz>
3509 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
3510 (all_phis_safe_to_merge): New function.
3511 (update_info): New structure.
3512 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
3513 (cleanup_empty_eh): Update SSA if possible.
3515 2009-04-04 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
3518 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
3519 (append_vuse): Likewise.
3521 2009-04-04 Jakub Jelinek <jakub@redhat.com>
3523 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
3524 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
3525 instead of REG_UNSAVED for DW_CFA_undefined.
3526 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
3527 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
3530 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
3533 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
3534 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
3535 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
3537 2009-04-04 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/8781
3540 PR tree-optimization/37892
3541 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
3542 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
3543 (valueize_refs): Call it for *& valueizations.
3544 (shared_reference_ops_from_ref): Rename to ...
3545 (valueize_shared_reference_ops_from_ref): ... this and valueize.
3546 (shared_reference_ops_from_call): Rename to ...
3547 (valueize_shared_reference_ops_from_call): ... this and valueize.
3548 (vn_reference_lookup): Update.
3549 (visit_reference_op_call): Likewise.
3550 * tree-ssa-pre.c (phi_translate_1): Fold *&.
3551 (eliminate): Value-replace the call address in call statements.
3553 2009-04-04 Richard Guenther <rguenther@suse.de>
3555 PR tree-optimization/39636
3556 * tree-ssa-forwprop.c
3557 (forward_propagate_addr_into_variable_array_index): Check for
3558 GIMPLE_ASSIGN before accessing the rhs code.
3560 2009-04-03 Jason Merrill <jason@redhat.com>
3562 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
3564 2009-04-03 Steve Ellcey <sje@cup.hp.com>
3566 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
3567 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
3568 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
3569 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
3570 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
3571 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
3572 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
3573 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
3574 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
3575 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
3576 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
3577 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
3578 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
3579 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
3580 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
3581 Use fr_reg_or_fp01_operand instead of fr_register_operand
3583 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
3584 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
3585 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
3587 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
3589 PR rtl-optimization/39607
3590 PR rtl-optimization/39631
3594 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
3595 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
3596 instead of DF_LR_OUT.
3597 * ira-lives.c (process_bb_node_lives): Ditto.
3598 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
3599 instead of DF_LR_{OUT,IN}.
3600 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
3601 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
3603 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
3605 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
3606 (execute_lower_omp): Always run but take the short way out if -fopenmp
3608 (gate_lower_omp): Remove, forcing the pass manager to always run the
3609 pass and always set PROP_gimple_lomp.
3610 (pass_lower_omp): Remove gate function.
3611 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
3612 PROP_trees. Instead, require it.
3613 * ipa-cp.c (pass_ipa_cp): Likewise.
3614 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
3615 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
3616 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
3617 and PROP_gimple_leh.
3619 2009-04-03 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/23940
3623 PR tree-optimization/33237
3626 PR tree-optimization/36201
3627 PR tree-optimization/36230
3628 PR tree-optimization/38049
3629 PR tree-optimization/38207
3630 PR tree-optimization/38230
3631 PR tree-optimization/38301
3632 PR tree-optimization/38585
3634 PR tree-optimization/38985
3635 PR tree-optimization/39299
3636 * tree-ssa-structalias.h: Remove.
3637 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
3638 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
3639 (struct vuse_element_d): Remove.
3640 (struct vuse_vec_d): Likewise.
3641 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
3642 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
3643 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
3644 VUSE_ELEMENT_VAR): Likewise.
3645 (struct voptype_d): Likewise.
3646 (NUM_VOP_FREE_BUCKETS): Likewise.
3647 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
3648 (struct stmt_operands_d): Remove.
3649 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
3650 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
3651 VDEF_NUM, VDEF_VECT): Likewise.
3652 (copy_virtual_operands): Remove.
3653 (operand_build_cmp): Likewise.
3654 (create_ssa_artificial_load_stmt): Likewise.
3655 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
3656 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
3657 vuse_index and mayuse_index members. Pack and move done and iter_type
3658 members to the front.
3659 (SSA_OP_VMAYUSE): Remove.
3660 (SSA_OP_VIRTUAL_USES): Adjust.
3661 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
3662 (unlink_stmt_vdef): Declare.
3663 (add_to_addressable_set): Remove.
3664 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
3665 (vrp_visit_stmt): Likewise.
3666 * doc/tree-ssa.texi (Alias analysis): Update.
3667 * doc/invoke.texi (max-aliased-vops): Remove docs.
3668 (avg-aliased-vops): Likewise.
3669 * tree-into-ssa.c (syms_to_rename): Remove.
3670 (need_to_update_vops_p): Likewise.
3671 (need_to_initialize_update_ssa_p): Rename to ...
3672 (update_ssa_initialized_fn): ... this. Track function we are
3674 (symbol_marked_for_renaming): Simplify.
3675 (add_new_name_mapping): Do not set need_to_update_vops_p.
3676 (dump_currdefs): Use SYMS_TO_RENAME.
3677 (rewrite_update_stmt): Always walk all uses/defs.
3678 (dump_update_ssa): Adjust.
3679 (init_update_ssa): Take function argument. Track what we are
3681 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
3682 (create_new_def_for): Initialize for cfun, assert we are initialized
3684 (mark_sym_for_renaming): Simplify.
3685 (mark_set_for_renaming): Do not initialize update-ssa.
3686 (need_ssa_update_p): Simplify. Take function argument.
3687 (name_mappings_registered_p): Assert we ask for the correct function.
3688 (name_registered_for_update_p): Likewise.
3689 (ssa_names_to_replace): Likewise.
3690 (release_ssa_name_after_update_ssa): Likewise.
3691 (update_ssa): Likewise. Use SYMS_TO_RENAME.
3692 (dump_decl_set): Do not print a newline.
3693 (debug_decl_set): Do it here.
3694 (dump_update_ssa): And here.
3695 * tree-ssa-loop-im.c (move_computations): Adjust.
3696 (movement_possibility): Likewise.
3697 (determine_max_movement): Likewise.
3698 (gather_mem_refs_stmt): Likewise.
3699 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
3701 * tree-complex.c (update_all_vops): Remove.
3702 (expand_complex_move): Adjust.
3703 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
3704 Simplify test for memory referencing statement. Exclude
3705 non-invariant ADDR_EXPRs.
3706 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
3707 * tree-loop-distribution.c (generate_memset_zero): Adjust.
3708 (rdg_flag_uses): Likewise.
3709 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
3711 (tree_optimize_tail_calls_1): Also split the
3712 edge from the entry block if we have degenerate PHI nodes in
3713 the first basic block.
3714 * tree.c (init_ttree): Remove memory-tag related code.
3715 (tree_code_size): Likewise.
3716 (tree_node_structure): Likewise.
3717 (build7_stat): Re-write to be build6_stat.
3718 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
3719 (SSA_VAR_P): Adjust.
3720 (struct tree_memory_tag): Remove.
3721 (struct tree_memory_partition_tag): Likewise.
3722 (union tree_node): Adjust.
3723 (build7): Re-write to be build6.
3724 * tree-pass.h (pass_reset_cc_flags): Remove.
3725 (TODO_update_address_taken): New flag.
3726 (pass_simple_dse): Remove.
3727 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
3728 * params.h (MAX_ALIASED_VOPS): Remove.
3729 (AVG_ALIASED_VOPS): Likewise.
3730 * omp-low.c (expand_omp_taskreg): Update SSA form.
3731 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
3732 aliases the lhs in a copy stmt.
3733 * tree-ssa-dse.c (struct address_walk_data): Remove.
3734 (memory_ssa_name_same): Likewise.
3735 (memory_address_same): Likewise.
3736 (get_kill_of_stmt_lhs): Likewise.
3737 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
3738 unused stores. Look through PHI nodes into post-dominated regions.
3739 (dse_optimize_stmt): Simplify. Properly remove stores.
3740 (tree_ssa_dse): Compute dominators.
3741 (execute_simple_dse): Remove.
3742 (pass_simple_dse): Likewise.
3743 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
3744 gimple_loaded_syms and gimple_stored_syms computation.
3745 * toplev.c (dump_memory_report): Dump alias and pta stats.
3746 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
3747 (vn_reference_eq): Likewise.
3748 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
3749 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
3750 valueize_vuses): Remove.
3751 (get_def_ref_stmt_vuses): Simplify. Rename to ...
3752 (get_def_ref_stmt_vuse): ... this.
3753 (vn_reference_lookup_2): New function.
3754 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
3755 walking equivalent vuses. Simplify.
3756 (vn_reference_lookup): Likewise.
3757 (vn_reference_insert): Likewise.
3758 (vn_reference_insert_pieces): Likewise.
3759 (visit_reference_op_call): Simplify.
3760 (visit_reference_op_load): Likewise.
3761 (visit_reference_op_store): Likewise.
3762 (init_scc_vn): Remove shared_lookup_vuses initialization.
3763 (free_scc_vn): Remove shared_lookup_vuses freeing.
3764 (sort_vuses, sort_vuses_heap): Remove.
3765 (get_ref_from_reference_ops): Export.
3766 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
3767 vector with single vuse pointer.
3768 (vn_reference_lookup_pieces, vn_reference_lookup,
3769 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
3770 (shared_vuses_from_stmt): Remove.
3771 (get_ref_from_reference_ops): Declare.
3772 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
3773 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
3774 memory-tag related code.
3775 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
3776 (likely_value): Add comment, skip static-chain of call statements.
3777 (surely_varying_stmt_p): Adjust.
3778 (gimplify_and_update_call_from_tree): Likewise.
3779 (execute_fold_all_builtins): Do not rebuild alias info.
3780 (gimplify_and_update_call_from_tree): Properly update VOPs.
3781 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
3782 (copy_ref_info): Remove memory-tag related code.
3783 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
3784 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
3785 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
3787 * tree-ssa-dom.c (gimple_p): Remove typedef.
3788 (eliminate_redundant_computations): Adjust.
3789 (record_equivalences_from_stmt): Likewise.
3790 (avail_expr_hash): Likewise.
3791 (avail_expr_eq): Likewise.
3792 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
3793 (stmt_makes_single_load): Likewise.
3794 (stmt_makes_single_store): Likewise.
3795 * tree-ssa-alias.c: Rewrite completely.
3796 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
3797 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
3798 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
3799 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
3800 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
3801 Remove public functions.
3802 (pass_reset_cc_flags): Remove.
3803 (pass_build_alias): Move ...
3804 * tree-ssa-structalias.c (pass_build_alias): ... here.
3805 * tree-ssa-alias.c (may_be_aliased): Move ...
3806 * tree-flow-inline.h (may_be_aliased): ... here.
3807 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
3808 count_uses_and_derefs): Move ...
3809 * gimple.c: ... here.
3810 * gimple.h (count_uses_and_derefs): Declare.
3811 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
3812 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
3813 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
3814 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
3815 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
3816 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
3817 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
3819 * tree-dfa.c (refs_may_alias_p): Move ...
3820 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
3821 * tree-ssa-alias.h: New file.
3822 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
3823 (statement_sink_location): Likewise.
3824 * opts.c (decode_options): Do not adjust max-aliased-vops or
3825 avg-aliased-vops values.
3826 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
3827 (TV_CALL_CLOBBER): Likewise.
3828 (TV_FLOW_SENSITIVE): Likewise.
3829 (TV_FLOW_INSENSITIVE): Likewise.
3830 (TV_MEMORY_PARTITIONING): Likewise.
3831 (TV_ALIAS_STMT_WALK): New timevar.
3832 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
3833 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
3834 (get_address_description): Remove memory-tag related code.
3835 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
3836 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
3837 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
3838 and immediate uses in statements. Document.
3839 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
3840 (dump_symbols): Remove.
3841 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
3842 * alias.c (get_deref_alias_set): New function split out from ...
3843 (get_alias_set): ... here.
3844 * alias.h (get_deref_alias_set): Declare.
3845 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
3846 type parameter. Remove restrict pointer handling. Create a
3847 ref-all pointer in case type-based alias sets do not conflict.
3848 (vect_analyze_data_refs): Remove SMT related code.
3849 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
3850 (vectorizable_load): Likewise.
3851 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
3852 (DR_SYMBOL_TAG, DR_VOPS): Remove.
3853 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
3854 Ignore vops and SMTs.
3855 (dr_analyze_alias): Likewise..
3856 (free_data_ref): Likewise.
3857 (create_data_ref): Likewise.
3858 (analyze_all_data_dependences): Likewise.
3859 (get_references_in_stmt): Adjust.
3860 * tree-flow-inline.h (gimple_aliases_computed_p,
3861 gimple_addressable_vars, gimple_call_clobbered_vars,
3862 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
3863 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
3864 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
3865 gimple_mem_ref_stats): Remove.
3866 (gimple_vop): New function.
3867 (op_iter_next_use): Remove vuses and mayuses cases.
3868 (op_iter_next_def): Remove vdefs case.
3869 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
3870 (clear_and_done_ssa_iter): Do not set removed fields.
3871 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
3872 Assert we are not iterating over vuses or vdefs if not also
3873 iterating over uses or defs.
3874 (op_iter_init_use): Likewise.
3875 (op_iter_init_def): Likewise.
3876 (op_iter_next_vdef): Remove.
3877 (op_iter_next_mustdef): Likewise.
3878 (op_iter_init_vdef): Likewise.
3879 (compare_ssa_operands_equal): Likewise.
3880 (link_use_stmts_after): Handle vuse operand.
3881 (is_call_used): Use is_call_clobbered.
3882 (is_call_clobbered): Global variables are always call clobbered,
3883 query the call-clobbers bitmap.
3884 (mark_call_clobbered): Ignore global variables.
3885 (clear_call_clobbered): Likewise.
3886 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
3887 virtual operands sanity check.
3888 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
3890 (TARGET_MEM_REF): Remove TMR_TAG operand.
3891 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
3892 Remove call-clobber related code.
3893 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
3894 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
3895 partitions or escape reason.
3896 (get_single_def_stmt, get_single_def_stmt_from_phi,
3897 get_single_def_stmt_with_phi): Remove.
3898 (dump_referenced_vars): Tidy.
3899 (get_ref_base_and_extent): Allow bare decls.
3900 (collect_dfa_stats): Adjust.
3901 * graphite.c (rename_variables_in_stmt): Adjust.
3902 (graphite_copy_stmts_from_block): Likewise.
3903 (translate_clast): Likewise.
3904 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
3906 (translate_vuse_through_block): Use the oracle.
3907 (phi_translate_1): Adjust.
3908 (value_dies_in_block_x): Use the oracle. Cache the outcome
3910 (valid_in_sets): Check if the VUSE for
3911 a REFERENCE is available.
3912 (eliminate): Do not remove stmts during elimination,
3913 instead queue and remove them afterwards.
3914 (do_pre): Do not rebuild alias info.
3915 (pass_pre): Run TODO_rebuild_alias before PRE.
3916 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
3917 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
3918 (mark_all_v_defs_stmt): Remove.
3919 (mark_all_v_defs_seq): Adjust.
3920 (sra_replace): Likewise.
3921 (scalarize_use): Likewise.
3922 (scalarize_copy): Likewise.
3923 (scalarize_init): Likewise.
3924 (scalarize_ldst): Likewise.
3925 (todoflags): Remove.
3926 (tree_sra): Do not rebuild alias info.
3927 (tree_sra_early): Adjust.
3928 (pass_sra): Run TODO_update_address_taken before SRA.
3929 * tree-predcom.c (set_alias_info): Remove.
3930 (prepare_initializers_chain): Do not call it.
3931 (mark_virtual_ops_for_renaming): Adjust.
3932 (mark_virtual_ops_for_renaming_list): Remove.
3933 (initialize_root_vars): Adjust.
3934 (initialize_root_vars_lm): Likewise.
3935 (prepare_initializers_chain): Likewise.
3936 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
3937 (may_propagate_copy_into_stmt): Likewise.
3938 (merge_alias_info): Do nothing for now.
3939 (propagate_tree_value_into_stmt): Adjust.
3940 (stmt_may_generate_copy): Likewise.
3941 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
3942 not mark symbols for renaming.
3943 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
3944 with the same statement, make sure to update the new pointed-to one.
3945 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
3946 call statements, do not mark symbols for renaming.
3947 (mark_operand_necessary): Dump something.
3948 (ref_may_be_aliased): New function.
3949 (mark_aliased_reaching_defs_necessary_1): New helper function.
3950 (mark_aliased_reaching_defs_necessary): Likewise.
3951 (mark_all_reaching_defs_necessary_1): Likewise.
3952 (mark_all_reaching_defs_necessary): Likewise.
3953 (propagate_necessity): Do not process virtual PHIs. For
3954 non-aliased loads mark all reaching definitions as necessary.
3955 For aliased loads and stores mark the immediate dominating
3956 aliased clobbers as necessary.
3957 (visited): New global static.
3958 (perform_tree_ssa_dce): Free visited bitmap after propagating
3960 (remove_dead_phis): Perform simple dead virtual PHI removal.
3961 (remove_dead_stmt): Properly unlink virtual operands when
3963 (eliminate_unnecessary_stmts): Schedule PHI removal after
3965 * tree-ssa-ter.c (is_replaceable_p): Adjust.
3966 (process_replaceable): Likewise.
3967 (find_replaceable_in_bb): Likewise.
3968 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
3969 based on the single gimple vop.
3970 (verify_flow_insensitive_alias_info): Remove.
3971 (verify_flow_sensitive_alias_info): Likewise.
3972 (verify_call_clobbering): Likewise.
3973 (verify_memory_partitions): Likewise.
3974 (verify_alias_info): Likewise.
3975 (verify_ssa): Adjust..
3976 (execute_update_addresses_taken): Export. Update SSA
3977 manually. Optimize only when optimizing. Use a local bitmap.
3978 (pass_update_address_taken): Remove TODO_update_ssa, add
3980 (pass_update_address_taken): Just use TODO_update_address_taken.
3981 (init_tree_ssa): Do not initialize addressable_vars.
3982 (verify_ssa): Verify new VUSE / VDEF properties.
3983 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
3984 Do not call verify_alias_info.
3985 (delete_tree_ssa): Clear the VUSE, VDEF operands.
3986 Do not free the loaded and stored syms bitmaps. Reset the escaped
3987 and callused solutions. Do not free addressable_vars.
3988 Remove memory-tag related code.
3989 (warn_uninitialized_var): Aliases are always available.
3990 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
3991 * lambda-code.c (can_put_in_inner_loop): Adjust.
3992 (can_put_after_inner_loop): Likewise.
3993 (perfect_nestify): Likewise.
3994 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
3995 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
3996 (vectorizable_conversion): Do not mark symbols for renaming.
3997 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
3998 (expand_call_inline): Unlink the calls virtual operands before
4000 (tree_function_versioning): Do not call update_ssa if we are not
4001 updating clones. Simplify.
4002 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
4003 (propagate_with_phi): Likewise..
4004 * tree-outof-ssa.c (create_temp): Remove memory tag and call
4005 clobber code. Assert we are not aliased or global.
4006 * tree-flow.h: Include tree-ssa-alias.h
4007 (enum escape_type): Remove.
4008 (struct mem_sym_stats_d): Likewise.
4009 (struct mem_ref_stats_d): Likewise.
4010 (struct gimple_df): Add vop member. Remove global_var,
4011 call_clobbered_vars, call_used_vars, addressable_vars,
4012 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
4013 escaped and callused members.
4014 (struct ptr_info_def): Remove all members, add points-to solution
4016 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
4017 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
4018 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
4019 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
4020 (tree-ssa-alias.o): Likewise.
4021 (toplev.o): Add tree-ssa-alias.h
4022 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
4023 * gimple.c (gimple_set_bb): Fix off-by-one error.
4024 (is_gimple_reg): Do not handle memory tags.
4025 (gimple_copy): Also copy virtual operands.
4026 Delay updating the statement. Do not reset loaded and stored syms.
4027 (gimple_set_stored_syms): Remove.
4028 (gimple_set_loaded_syms): Likewise.
4029 (gimple_call_copy_skip_args): Copy the virtual operands
4030 and mark the new statement modified.
4031 * tree-ssa-structalias.c (may_alias_p): Remove.
4032 (set_uids_in_ptset): Take the alias set to prune with as
4033 parameter. Fold in the alias test of may_alias_p.
4034 (compute_points_to_sets): Compute whether a ptr is dereferenced
4036 (process_constraint): Deal with &ANYTHING on the lhs, reject all
4037 other ADDRESSOF constraints on the lhs.
4038 (get_constraint_for_component_ref): Assert that we don't get
4039 ADDRESSOF constraints from the base of the reference.
4040 Properly generate UNKNOWN_OFFSET for DEREF if needed.
4041 (struct variable_info): Remove collapsed_to member.
4042 (get_varinfo_fc): Remove.
4043 (new_var_info): Do not set collapsed_to.
4044 (dump_constraint): Do not follow cycles.
4045 (dump_constraint_graph): Likewise.
4046 (build_pred_graph): Likewise.
4047 (build_succ_graph): Likewise.
4048 (rewrite_constraints): Likewise.
4049 (do_simple_structure_copy): Remove.
4050 (do_rhs_deref_structure_copy): Remove.
4051 (do_lhs_deref_structure_copy): Remove.
4052 (collapse_rest_of_var): Remove.
4053 (do_structure_copy): Re-implement.
4054 (pta_stats): New global variable.
4055 (dump_pta_stats): New function.
4056 (struct constraint_expr): Make offset signed.
4057 (UNKNOWN_OFFSET): Define special value.
4058 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
4059 (solution_set_expand): New helper function split out from ...
4060 (do_sd_constraint): ... here.
4061 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
4062 (do_ds_constraint): Likewise.
4063 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
4064 and CALLUSED = *CALLUSED.
4065 (set_union_with_increment): Make inc argument signed.
4066 (type_safe): Remove.
4067 (get_constraint_for_ptr_offset): Handle unknown and negative
4069 (first_vi_for_offset): Handle offsets before start. Bail
4070 out early for offsets beyond the variable extent.
4071 (first_or_preceding_vi_for_offset): New function.
4072 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
4073 Together with ESCAPED = *ESCAPED this properly computes reachability.
4074 (find_what_var_points_to): New function.
4075 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
4076 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
4077 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
4078 pt_solutions_intersect): New functions.
4079 (compute_call_used_vars): Remove.
4080 (compute_may_aliases): New main entry into PTA computation.
4081 * gimple.h (gimple_p): New typedef.
4082 (struct gimple_statement_base): Remove references_memory_p.
4083 (struct gimple_statement_with_memory_ops_base): Remove
4084 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
4086 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
4087 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
4088 gimple_set_references_memory): Remove.
4089 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
4090 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
4092 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
4093 (verify_expr): Allow RESULT_DECL.
4094 (gimple_duplicate_bb): Do not copy virtual operands.
4095 (gimple_duplicate_sese_region): Adjust.
4096 (gimple_duplicate_sese_tail): Likewise.
4097 (mark_virtual_ops_in_region): Remove.
4098 (move_sese_region_to_fn): Do not call it.
4099 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
4100 and pass_simple_dse.
4101 (execute_function_todo): Handle TODO_update_address_taken,
4102 call execute_update_addresses_taken for TODO_rebuild_alias.
4103 (execute_todo): Adjust.
4104 (execute_one_pass): Init dump files early.
4105 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
4107 (create_general_new_stmt): Clear vops.
4108 * tree-ssa-reassoc.c (get_rank): Adjust.
4109 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
4110 symbols for renaming.
4111 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
4112 (PARAM_AVG_ALIASED_VOPS): Likewise.
4113 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
4114 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
4115 * tree-ssa-operands.c: Simplify for new virtual operand representation.
4116 (operand_build_cmp, copy_virtual_operands,
4117 create_ssa_artificial_load_stmt, add_to_addressable_set,
4118 gimple_add_to_addresses_taken): Remove public functions.
4119 (unlink_stmt_vdef): New function.
4121 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4123 * config.gcc (powerpc-*-linux*): Merge variants.
4125 2009-04-02 Chao-ying Fu <fu@mips.com>
4126 James Grosbach <james.grosbach@microchip.com>
4128 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
4129 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
4131 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
4132 keep_interrupts_masked_p, use_debug_exception_return_p.
4133 (mips_attribute_table): Add interrupt, use_shadow_register_set,
4134 keep_interrupts_masked, use_debug_exception_return.
4135 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
4136 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
4138 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
4139 (mips_print_operand): Process COP0 registers to print $0 .. $31
4140 correctly for GAS to process.
4141 (mips_interrupt_extra_call_saved_reg_p): New function.
4142 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
4144 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
4145 (mips_compute_frame_info): Add supports for interrupt context that
4146 includes doubleword accumulators and COP0 registers.
4147 (mips_for_each_saved_acc): New function.
4148 (mips_for_each_saved_gpr_and_fpr): Change the function name from
4149 mips_for_each_saved_reg.
4150 (mips_save_reg): Save accumulators.
4151 (mips_kernel_reg_p): A new for_each_rtx callback.
4152 (mips_expand_prologue): Support interrupt handlers.
4153 (mips_restore_reg): Restore accumulators.
4154 (mips_expand_epilogue): Support interrupt handlers.
4155 (mips_can_use_return_insn): Return false for interrupt handlers.
4156 (mips_epilogue_uses): New function.
4157 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
4158 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
4159 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
4160 cop0_move): New instructions.
4161 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
4162 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
4164 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
4166 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
4167 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
4168 interrupt handlers, we use K0 as the temporary register.
4169 (EPILOGUE_USES): Change to a function call.
4170 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
4171 handlers, we use K0 as the temporary register.
4173 * doc/extend.texi (Function Attributes): Document interrupt,
4174 use_shadow_register_set, keep_interrupts_masked,
4175 use_debug_exception_return for MIPS attributes.
4177 2009-04-03 Alan Modra <amodra@bigpond.net.au>
4179 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
4180 Remove a number of t-files from tmake_file.
4181 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
4182 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
4183 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
4184 target_prototype, not TARGET_PROTOTYPE.
4185 (LINK_OS_GNU_SPEC): Define.
4186 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
4187 and darwin-ldoubdle.c.
4189 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
4192 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
4193 (cpp_options): Ditto.
4194 (default_compilers): Ditto.
4195 (display_help): Ditto.
4196 (process_command): Ditto.
4198 (set_input): Use lbasename instead of duplicate code.
4199 (save_temps_prefix): New static for -save-temps=obj.
4200 (save_temps_length): Ditto.
4202 * doc/invoke.texi (-save-temps=obj): Document new variant to
4205 2009-04-02 Jeff Law <law@redhat.com>
4207 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
4210 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4212 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
4213 * configure: Regenerated.
4215 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4217 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
4218 share the argument list.
4220 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4224 2009-02-12 Diego Novillo <dnovillo@google.com>
4226 * varpool.c (debug_varpool): New.
4227 * cgraph.h (debug_varpool): Declare.
4229 2009-04-02 Jan Hubicka <jh@suse.cz>
4231 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
4234 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/i386/i386.c (ix86_abi): Move initialization to ...
4237 (override_options): Here.
4239 2009-04-02 Christian Bruel <christian.bruel@st.com>
4241 * config/sh/sh.c (sh_dwarf_register_span): New function.
4242 (TARGET_DWARF_REGISTER_SPAN): Define.
4243 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
4245 2009-04-02 Ira Rosen <irar@il.ibm.com>
4247 PR tree-optimization/39595
4248 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
4249 interleaved loads group is not greater than the SLP group size.
4251 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
4253 * builtins.c (is_builtin_name): New.
4254 (called_as_built_in): Use is_builtin_name.
4255 * tree.h (is_builtin_name): New.
4256 * varasm.c (incorporeal_function_p): Use is_builtin_name
4258 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
4260 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
4262 2009-04-02 Dodji Seketeli <dodji@redhat.com>
4265 * c-decl.c (clone_underlying_type): Move this ...
4266 * c-common.c (set_underlying_type): ... here.
4267 Also, make sure the function properly sets TYPE_STUB_DECL() on
4268 the newly created typedef variant type.
4269 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
4270 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
4273 2009-04-02 Richard Guenther <rguenther@suse.de>
4275 PR tree-optimization/37221
4276 * tree-flow.h (degenerate_phi_result): Declare.
4277 * tree-ssa-dom.c (degenerate_phi_result): Export.
4278 * tree-scalar-evolution.c (analyze_initial_condition): If
4279 the initial condition is defined by a degenerate PHI node
4280 use the degenerate value.
4282 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
4284 PR rtl-optimization/39588
4285 * combine.c (merge_outer_ops): Do not set the constant when this
4287 (simplify_shift_const_1): Do not modify it either in this case.
4289 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
4291 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
4292 tuning is deprecated if -mtune value is set to an Itanium1 variant.
4294 2009-04-01 Janis Johnson <janis187@us.ibm.com>
4297 * c-lex.c (interpret_float): Default (no suffix) is double.
4299 2009-04-1 Xinliang David Li <davidxl@google.com>
4301 * config/i386/i386.c (legitimate_constant_p): Recognize
4302 all one vector constant.
4304 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4306 * gcc/config/vax/vax.c: Add #includes to silence warnings.
4307 Change #include order to silence two warnings.
4309 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4311 * gcc/config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
4312 (ASM_SPEC): Pass -k to the assembler for PIC code.
4314 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4316 * gcc/config.gcc: Add vax-*-linux* to the switch.
4317 * gcc/config/vax/linux.h: New file. (TARGET_VERSION,
4318 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
4320 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4322 * gcc/config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
4323 Use predicate macros instead of GET_CODE() == foo.
4324 * gcc/config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
4325 ashlsi3, rotrsi3, <unnamed>): Likewise.
4327 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4329 * gcc/config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
4330 jbbccihi, jbbccisi): Remova trailing whitespace.
4331 * gcc/config/vax/constraints.md: Likewise.
4332 * gcc/config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
4333 * gcc/config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
4334 * gcc/config/vax/predicates.md: Likewise.
4335 * gcc/config/vax/vax.c (print_operand_address, vax_output_int_move,
4336 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
4337 * gcc/config/vax/vax.h: Likewise.
4338 * gcc/config/vax/vax.md (nonlocal_goto): Likewise.
4340 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4342 * gcc/config/vax/vax.c (vax_float_literal, vax_output_int_move)
4343 (indirectable_address_p, adjacent_operands_p): Add spaces around
4345 * gcc/config/vax/vax-protos.h (adjacent_operands_p): Likewise.
4347 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4349 * gcc/config/vax/vax.c (legitimate_constant_address_p,
4350 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
4351 index_term_p, reg_plus_index_p, legitimate_address_p,
4352 vax_mode_dependent_address_p): Update comments to match functions
4353 modified by the recent int->bool conversion.
4355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4357 * gcc/config/vax/builtins.md: Update copyright message.
4358 * gcc/config/vax/constraints.md: Likewise.
4359 * gcc/config/vax/netbsd-elf.h: Likewise.
4360 * gcc/config/vax/predicates.md: Likewise.
4361 * gcc/config/vax/vax-protos.h: Likewise.
4362 * gcc/config/vax/vax.c: Likewise.
4363 * gcc/config/vax/vax.h: Likewise.
4364 * gcc/config/vax/vax.md: Likewise.
4365 * gcc/config/vax/vax.opt: Likewise.
4367 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
4369 * gcc/config/vax/builtins.md (ffssi2, ffssi2_internal,
4370 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
4371 * gcc/config/vax/constraints.md (B, R): Likewise.
4372 * gcc/config/vax/predicates.md (external_memory_operand,
4373 nonimmediate_addsub_di_operand): Likewise.
4374 * gcc/config/vax/vax.c (vax_output_int_add): Likewise.
4375 * gcc/config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
4376 untyped_call): Likewise.
4378 2009-04-01 Matt Thomas <matt@3am-software.com>
4380 * config/vax/predicates.md: New file.
4381 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
4382 external_const_operand, nonsymbolic_operand, external_memory_operand,
4383 indirect_memory_operand, indexed_memory_operand,
4384 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
4385 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
4387 * config/vax/constraints.md: New file.
4388 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
4390 * config/vax/builtins.md: New file.
4391 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
4392 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
4394 * config/vax/vax.opt (mqmath): Add option.
4395 * config/vax/vax.md (isfx): Extend with DI.
4396 (VAXintQH, VAXintQHSD): Define.
4397 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
4398 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
4399 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
4400 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
4401 (movdi): Update constraints and use vax_output_int_move().
4402 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
4403 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
4404 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
4405 nonlocal_goto): New.
4406 (mov<mode>): Extend accepted operand types.
4407 (subdi3_old): Rename from subdi3, change update constraints and use
4408 a new implementation.
4409 * gcc/config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
4410 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
4411 MOVE_RATIO, CLEAR_RATIO): Define.
4412 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
4413 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
4414 (PRINT_OPERAND): Redefine using a function instead of inlined code.
4415 * gcc/config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
4416 (split_quadword_operands): Make static and really allow variable
4418 (print_operand_address): Update for PIC generation.
4419 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
4420 indexable_address_p, fixup_mathdi_operand,
4421 vax_expand_addsub_di_operands, adjacent_operands_p): New.
4422 (vax_float_literal, legitimate_constant_p,
4423 indirectable_constant_address_p, index_term_p,
4424 reg_plus_index_p): Return bool instead of int.
4425 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
4427 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
4429 (vax_output_conditional_branch): Indent.
4430 (legitimate_constant_address_p, indirectable_constant_address_p,
4431 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
4432 vax_mode_dependent_address_p): Return bool instead of int, update for
4434 * config/vax/vax-protos.h (legitimate_constant_address_p,
4435 legitimate_constant_p, legitimate_address_p,
4436 vax_mode_dependent_address_p): Change declaration to bool.
4437 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
4438 vax_expand_addsub_di_operands, vax_output_int_subtract,
4439 vax_output_movmemsi): Declare.
4440 (split_quadword_operands, vax_float_literal): Delete declaration.
4441 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
4442 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
4443 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
4444 ASM_OUTPUT_DWARF_PCREL): Define.
4445 (ASM_SPEC): Change definition to allow PIC generation.
4447 2009-04-01 Steve Ellcey <sje@cup.hp.com>
4449 * doc/sourcebuild.texi: Update front-end requirements.
4451 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4454 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
4455 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
4456 (booldi3_internal3): Use boolean_or_operator instead of
4459 2009-04-01 Joseph Myers <joseph@codesourcery.com>
4462 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
4463 declarator whose size is not an integer constant expression but
4464 folds to an integer constant, then treat it as a constant
4467 2009-04-01 Richard Guenther <rguenther@suse.de>
4469 * fold-const.c (fold_plusminus_mult_expr): Do not fold
4470 i * 4 + 2 to (i * 2 + 1) * 2.
4472 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4475 * c-parser.c (c_parser_asm_statement): Skip until close paren and
4476 return if c_parser_asm_string_literal returned NULL.
4478 2009-04-01 Nick Clifton <nickc@redhat.com>
4480 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
4482 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
4483 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
4484 other typedefs to avoid conflicts with libgcc2.c. Define labels
4485 to gain 16-bit bit-manipulation functions from libgcc2.c and then
4487 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
4488 to gain 16-bit trapping arithmetic functions from libgcc2.c and
4491 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
4493 * varasm.c (default_function_rodata_section): Declare DOT as
4496 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
4497 Andrey Galkin <agalkin@hypercom.com>
4500 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
4501 Make object_name unique for each process.
4503 2009-04-01 Jakub Jelinek <jakub@redhat.com>
4506 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
4507 addressable variables in the parallel that could go out of scope while
4508 running queued tasks.
4510 2009-04-01 Anatoly Sokolov <aesok@post.ru>
4512 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
4513 (CASE_VALUES_THRESHOLD): Redefine.
4514 * config/avr/avr.c (avr_override_options): Remove initialization of
4515 avr_case_values_threshold variable.
4516 (avr_case_values_threshold): Remove variable. Add new function.
4517 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
4518 * config/avr/avr.opt (mno-tablejump): Remove option.
4519 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
4521 2009-04-01 DJ Delorie <dj@redhat.com>
4523 * varasm.c (default_function_rodata_section): Don't assume
4524 anything about where the first '.' in the section name is.
4526 2009-04-01 Alan Modra <amodra@bigpond.net.au>
4528 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
4529 rs6000_emit_stack_tie.
4531 2009-03-31 Ian Lance Taylor <iant@google.com>
4533 * tree-eh.c (tree_remove_unreachable_handlers): Compare
4534 gimple_code with GIMPLE_RESX, not RESX.
4536 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4538 * c-common.c (c_get_ident): New.
4539 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
4541 2009-04-01 Ben Elliston <bje@au.ibm.com>
4543 * config/rs6000/sysv4.opt (msdata): Improve option description.
4545 2009-03-31 Steve Ellcey <sje@cup.hp.com>
4547 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
4548 (divdf3_internal_lat): Remove.
4549 (divxf3_internal_lat): Remove.
4550 (divxf3_internal_thr): Remove.
4551 (divxf): Use divxf3_internal.
4552 * config/ia64/div.md (divsf3_internal_lat): New.
4553 (divdf3_internal_lat): New.
4554 (divxf3_internal): New.
4556 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4559 * Makefile.in (USE_GCC_STDINT): Define.
4560 (stmp-int-hdrs): Install stdint.h if applicable.
4561 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
4563 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
4564 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
4565 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4566 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4567 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4568 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4569 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4570 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4571 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4572 (c_common_nodes_and_builtins): Initialize
4573 underlying_wchar_type_node. Do not initialize
4574 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
4575 nodes for new types.
4576 (c_stddef_cpp_builtins): Define macros for new types.
4577 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
4579 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
4580 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
4581 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
4582 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
4583 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
4584 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
4585 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
4586 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
4587 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
4588 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
4589 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
4590 int16_type_node, int32_type_node, int64_type_node,
4591 uint8_type_node, uint16_type_node, c_uint32_type_node,
4592 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
4593 int_least32_type_node, int_least64_type_node,
4594 uint_least8_type_node, uint_least16_type_node,
4595 uint_least32_type_node, uint_least64_type_node,
4596 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
4597 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
4598 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
4599 uintptr_type_node): Define.
4600 * c-cppbuiltin.c (builtin_define_constants,
4601 builtin_define_type_minmax): New.
4602 (builtin_define_stdint_macros): Define more macros.
4603 (c_cpp_builtins): Define more limit macros.
4605 (builtin_define_type_max): Define in terms of
4606 builtin_define_type_minmax. Remove is_long parameter. All
4608 * config.gcc (use_gcc_stdint): Define.
4609 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
4610 Add newlib-stdint.h for generic targets.
4611 * config/glibc-stdint.h, config/newlib-stdint.h,
4612 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
4613 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
4614 * config/score/score.h (UINTPTR_TYPE): Define.
4615 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
4616 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
4617 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4618 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4619 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4620 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4621 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4622 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
4623 * config/spu/spu.h (STDINT_LONG32): Define.
4624 * configure.ac (use_gcc_stdint): Substitute.
4625 * configure: Regenerate.
4626 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
4627 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
4628 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
4629 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
4630 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
4631 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
4632 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
4633 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
4634 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
4635 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
4636 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
4637 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
4638 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
4639 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
4640 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
4641 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
4642 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
4643 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
4644 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
4645 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
4646 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
4647 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
4648 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
4649 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
4650 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
4651 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
4652 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
4653 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
4654 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
4656 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
4658 * loop-iv.c (suitable_set_for_replacement): Renamed from
4659 simplify_using_assignment; changed to return bool and to accept new
4660 args DEST and SRC. Return true iff we find a source/destination pair
4661 that can be used to make a replacement, and fill SRC and DEST if so.
4662 Remove arg ALTERED. Don't deal with altered regs here. All callers
4664 (simplify_using_initial_values): Deal with altered regs here and track
4665 more precisely the effect they have on the validity of our expression.
4667 * loop-iv.c (simplify_using_condition): A condition of the form
4668 (EQ REG CONST) can be used to simply make a substitution.
4669 (simplify_using_initial_values): Keep track of conditions we have seen
4670 and keep using them to simplify new expressions, while applying the
4671 same substitutions to them as to the expression.
4673 * simplify-rtx.c (simplify_relational_operation_1): Simplify
4674 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
4677 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
4678 changed. Use this when trying to improve the upper bound.
4679 Generate the comparison by using simplify_gen_relational.
4681 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
4683 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
4685 (simplify_using_assignment, simplify_using_initial_values): Call
4686 replace_in_expr to make replacements. Call replace_single_def_regs
4687 once on the initial version of the expression.
4689 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4692 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
4694 2009-03-31 Richard Guenther <rguenther@suse.de>
4697 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
4698 equality comparisons. Fold C - X CMP X if C % 2 == 1.
4700 2009-03-31 Richard Guenther <rguenther@suse.de>
4702 * tree.h (div_if_zero_remainder): Declare.
4703 * fold-const.c (div_if_zero_remainder): Export.
4704 * tree-ssa-forwprop.c
4705 (forward_propagate_addr_into_variable_array_index): Handle
4706 constant array index addition outside of the variable index.
4708 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4711 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
4712 define_splits, floatunssi<mode>2): Require x87 conversions from
4713 DImode to be permitted.
4715 2009-03-31 Joseph Myers <joseph@codesourcery.com>
4717 PR preprocessor/15638
4718 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
4720 2009-03-31 Richard Guenther <rguenther@suse.de>
4724 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
4725 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
4726 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
4727 a separate statement.
4728 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
4729 (lookup_tmp_var): Likewise.
4730 (is_gimple_formal_tmp_or_call_rhs): Remove.
4731 (is_gimple_reg_or_call_rhs): Rename to ...
4732 (is_gimple_reg_rhs_or_call): ... this.
4733 (is_gimple_mem_or_call_rhs): Rename to ...
4734 (is_gimple_mem_rhs_or_call): ... this.
4735 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
4736 DECL_GIMPLE_REG_P only if is_formal is true.
4737 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
4738 for non-proper post-modify expression gimplification.
4739 (gimplify_self_mod_expr): For post-modify expressions gimplify
4740 the lvalue to a minimal lvalue.
4741 (rhs_predicate_for): Remove formal temp case.
4742 (gimplify_modify_expr_rhs): Likewise.
4743 (gimplify_addr_expr): Use is_gimple_reg.
4744 (gimplify_expr): Remove formal temp cases.
4745 (gimple_regimplify_operands): Likewise.
4746 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
4747 and FILTER_EXPR like constants.
4748 * gimple.c (walk_gimple_op): Fix val_only initialization, use
4750 (is_gimple_formal_tmp_rhs): Remove.
4751 (is_gimple_reg_rhs): Remove special casing.
4752 (is_gimple_mem_rhs): Fix.
4753 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
4754 (is_gimple_formal_tmp_var): Remove.
4755 (is_gimple_formal_tmp_reg): Likewise.
4756 (is_gimple_min_lval): Allow invariant component ref parts.
4757 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
4758 is_gimple_formal_tmp_reg): Remove declarations.
4759 * tree-cfg.c (verify_expr): Verify that variables with address
4760 taken do not have DECL_GIMPLE_REG_P set.
4761 * tree-mudflap.c (mf_build_check_statement_for): Use
4762 force_gimple_operand instead of gimplify_expr.
4764 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
4766 * modulo-sched.c (sms_schedule_by_order): Pass the actual
4767 schedulable rows to compute_split_row.
4769 2009-03-31 Ben Elliston <bje@au.ibm.com>
4772 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
4775 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4777 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
4778 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
4779 * configure: Regenerate.
4780 * config.in: Regenerate.
4781 * config/rs6000/rs6000.opt (mtls-markers): Add.
4782 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
4783 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
4784 (tls_ld_aix, tls_ld_sysv): Likewise.
4785 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
4786 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
4788 2009-03-31 Alan Modra <amodra@bigpond.net.au>
4790 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
4792 2009-03-30 Jan Hubicka <jh@suse.cz>
4794 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
4796 (tree_remove_unreachable_handlers): Cleanup EH predecestor
4797 detection and label handling.
4799 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4801 * ira-int.h (ira_allocno): Rename left_conflicts_num to
4802 left_conflicts_size.
4803 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
4804 ALLOCNO_LEFT_CONFLICTS_SIZE.
4806 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
4807 remove_allocno_from_bucket_and_push,
4808 allocno_spill_priority_compare, push_allocnos_to_stack,
4809 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4810 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
4811 (setup_allocno_left_conflicts_num): Ditto. Rename to
4812 setup_allocno_left_conflicts_size.
4813 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
4814 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
4815 setup_allocno_left_conflicts_size instead of
4816 setup_allocno_left_conflicts_num.
4818 * ira-build.c (ira_create_allocno): Use
4819 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
4820 ALLOCNO_LEFT_CONFLICTS_NUM.
4822 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
4824 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
4825 instead of DF_LR_OUT.
4827 * ira-lives.c (process_bb_node_lives): Ditto.
4829 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
4830 instead of DF_LR_{OUT,IN}.
4832 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
4834 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
4836 2009-03-30 Jan Hubicka <jh@suse.cz>
4838 * except.c (label_to_region_map): Fix thinko.
4840 2009-03-30 Steve Ellcey <sje@cup.hp.com>
4843 * tree.h (tree_find_value): New declaration.
4844 * tree.c (tree_find_value): New function.
4845 * varasm.c (assemble_external): Avoid duplicate entries on lists.
4847 2009-03-30 Jakub Jelinek <jakub@redhat.com>
4850 * c-decl.c (struct c_binding): Add locus field.
4851 (bind): Add locus argument, set locus field from it.
4852 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
4853 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
4854 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
4855 implicitly_declare, undeclared_variable, lookup_label,
4856 declare_label, c_make_fname_decl, c_builtin_function,
4857 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
4860 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
4863 * config/i386/i386.c (classify_argument): Check total size of
4866 2009-03-30 Martin Jambor <mjambor@suse.cz>
4868 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
4869 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
4870 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
4873 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
4874 seen_variable_array_ref while also traversing a union.
4876 * tree-inline.c (optimize_inline_calls): Do not call
4877 cgraph_node_remove_callees.
4878 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
4879 (pass_remove_cgraph_callee_edges): New variable.
4880 * passes.c (init_optimization_passes): Add
4881 pass_remove_cgraph_callee_edges after early inlining and before all
4882 late intraprocedural passes.
4884 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
4886 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4888 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
4891 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4893 * combine.c (simplify_comparison): Use have_insn_for.
4894 * dojump.c (do_jump): Likewise.
4896 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4898 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
4899 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
4900 sparc_compare_op0 like sparc_compare_emitted used to be handled.
4901 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
4902 instead of sparc_compare_emitted.
4903 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
4904 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
4905 instead of sparc_compare_emitted.
4907 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4909 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
4910 enter/exit cfglayout mode.
4911 (pass_partition_block): Require it.
4912 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
4913 (combine_instructions): Track basic blocks instead of labels.
4914 (update_cfg_for_uncondjump): New.
4915 (try_combine): Use it. Update jumps after rescanning.
4916 (pass_combine): Require PROP_cfglayout.
4917 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
4919 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4921 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
4922 Provide/destroy PROP_cfglayout respectively.
4923 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
4924 * tree-pass.h (PROP_cfglayout): New.
4926 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
4928 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
4929 fold_convert_const_fixed_from_fixed,
4930 fold_convert_const_fixed_from_int,
4931 fold_convert_const_fixed_from_real, fold_negate_const): Do not
4932 set TREE_CONSTANT_OVERFLOW.
4933 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
4934 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
4936 2009-03-30 Ira Rosen <irar@il.ibm.com>
4938 * tree-vect-loop-manip.c: New file.
4939 * tree-vectorizer.c: Update documentation and included files.
4940 (vect_loop_location): Make extern.
4941 (rename_use_op): Move to tree-vect-loop-manip.c
4942 (rename_variables_in_bb, rename_variables_in_loop,
4943 slpeel_update_phis_for_duplicate_loop,
4944 slpeel_update_phi_nodes_for_guard1,
4945 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
4946 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
4947 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
4948 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
4949 find_loop_location): Likewise.
4950 (new_stmt_vec_info): Move to tree-vect-stmts.c.
4951 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
4952 get_vectype_for_scalar_type, vect_is_simple_use,
4953 supportable_widening_operation, supportable_narrowing_operation):
4955 (bb_in_loop_p): Move to tree-vect-loop.c.
4956 (new_loop_vec_info, destroy_loop_vec_info,
4957 reduction_code_for_scalar_code, report_vect_op,
4958 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
4959 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
4960 (vect_supportable_dr_alignment): Likewise.
4961 * tree-vectorizer.h (tree-data-ref.h): Include.
4962 (vect_loop_location): Declare.
4963 Reorganize function declarations according to the new file structure.
4964 * tree-vect-loop.c: New file.
4965 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
4966 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
4967 * tree-vect-data-refs.c: New file.
4968 * tree-vect-patterns.c (timevar.h): Don't include.
4969 * tree-vect-stmts.c: New file.
4970 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
4971 tree-vect-slp.c, tree-vect-loop.c.
4972 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
4973 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
4974 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
4975 (tree-vect-analyze.o): Remove.
4976 (tree-vect-transform.o): Likewise.
4977 (tree-vect-data-refs.o): Add rule.
4978 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
4979 tree-vect-slp.o): Likewise.
4980 (tree-vect-patterns.o): Remove redundant dependencies.
4981 (tree-vectorizer.o): Likewise.
4982 * tree-vect-slp.c: New file.
4984 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4986 * optc-gen.awk: Warn if an option flag has multiple different
4989 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
4991 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
4992 -floop-block): Document dependences on PPL, CLooG and Graphite.
4994 2009-03-30 Joseph Myers <joseph@codesourcery.com>
4996 PR rtl-optimization/323
4997 * c-common.c (c_fully_fold, convert_and_check,
4998 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
4999 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
5000 * c-common.def (EXCESS_PRECISION_EXPR): New.
5001 * c-cppbuiltin.c (builtin_define_float_constants): Define
5002 constants with enough digits for long double.
5003 * c-lex.c (interpret_float): Interpret constant with excess
5004 precision where appropriate.
5005 * c-opts.c (c_common_post_options): Set
5006 flag_excess_precision_cmdline. Give an error for
5007 -fexcess-precision=standard for C++ for processors where the
5008 option is significant.
5009 * c-parser.c (c_parser_conditional_expression): Handle excess
5010 precision in condition.
5011 * c-typeck.c (convert_arguments): Handle arguments with excess
5013 (build_unary_op): Move excess precision outside operation.
5014 (build_conditional_expr): Likewise.
5015 (build_compound_expr): Likewise.
5016 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
5017 (build_modify_expr): Handle excess precision in RHS.
5018 (convert_for_assignment): Handle excess precision in converted
5020 (digest_init, output_init_element, process_init_element): Handle
5021 excess precision in initializer.
5022 (c_finish_return): Handle excess precision in return value.
5023 (build_binary_op): Handle excess precision in operands and add
5024 excess precision as needed for operation.
5025 * common.opt (-fexcess-precision=): New option.
5026 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
5027 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
5028 For standard excess precision, output explicit conversion to and
5029 truncation from XFmode.
5030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
5031 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
5032 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
5033 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
5034 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
5035 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
5036 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
5037 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
5038 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
5039 define_splits, sqrt<mode>2): Disable where appropriate for
5040 standard excess precision.
5041 * convert.c (convert_to_real): Do not shorten arithmetic to type
5042 for which excess precision would be used.
5043 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
5044 * doc/invoke.texi (-fexcess-precision=): Document option.
5045 (-mfpmath=): Correct index entry.
5046 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
5047 flag_excess_precision): New.
5048 * langhooks.c (lhd_post_options): Set
5049 flag_excess_precision_cmdline.
5050 * opts.c (common_handle_option): Handle -fexcess-precision=.
5051 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
5052 init_excess_precision): New.
5053 (lang_dependent_init_target): Call init_excess_precision.
5054 * tree.c (excess_precision_type): New.
5055 * tree.h (excess_precision_type): Declare.
5057 2009-03-30 Joseph Myers <joseph@codesourcery.com>
5060 * c-typeck.c (build_component_ref): Do not copy qualifiers from
5061 non-lvalue to component.
5063 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5065 PR preprocessor/34695
5066 * Makefile.in (c-opts.o): Depend on c-tree.h.
5067 * c-common.c: Move down include of diagnostic.h.
5068 (done_lexing, c_cpp_error): New.
5069 * c-common.h (done_lexing): Declare.
5070 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
5072 * c-opts.c: Include c-tree.h.
5073 (c_common_init_options): Set preprocessor error callback.
5074 (c_common_handle_option): Do not set preprocessor
5075 inhibit_warnings, warnings_are_errors, warn_system_headers,
5076 pedantic_errors or inhibit_warnings flags.
5077 (c_common_post_options): Do not check cpp_errors (parse_in).
5078 (c_common_finish): Do not output dependencies if there were
5079 errors. Do not check return value of cpp_finish.
5080 * c-ppoutput.c (pp_file_change): Set input_location.
5081 * c-tree.h (c_cpp_error): Declare.
5082 * diagnostic.c (diagnostic_set_info_translated): Also initialize
5084 (diagnostic_build_prefix): Check override_column.
5085 * diagnostic.h (diagnostic_info): Add override_column field.
5086 (diagnostic_override_column): Define.
5088 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
5090 * c-common.c (c_expand_expr, c_staticp): Remove.
5091 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
5092 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
5093 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
5094 * c-gimplify.c (gimplify_compound_literal_expr,
5095 optimize_compound_literals_in_ctor): Remove.
5096 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
5097 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
5098 * c-semantics.c (emit_local_var): Remove.
5100 * langhooks-def.h (lhd_expand_expr): Remove.
5101 * langhooks.c (lhd_expand_expr): Remove.
5102 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
5104 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
5105 handling from c-semantics.c; don't call into langhook.
5106 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
5107 * gimplify.c (gimplify_compound_literal_expr,
5108 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
5109 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
5110 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
5111 as was done in c-gimplify.c.
5112 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
5113 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
5114 Move from c-common.h.
5115 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
5117 * tree.c (staticp): Do not call langhook.
5118 * langhooks.c (lhd_staticp): Delete.
5119 * langhooks-def.h (lhd_staticp): Delete prototype.
5120 (LANG_HOOKS_STATICP): Delete.
5121 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
5123 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
5124 instead of DECL_STMTs.
5126 2009-03-29 Joseph Myers <joseph@codesourcery.com>
5134 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
5136 (fold_call_expr): Return a NOP_EXPR from folding rather than the
5137 contained expression.
5138 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
5139 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
5140 conditional expressions for C.
5141 (decl_constant_value_for_optimization): Move from
5142 decl_constant_value_for_broken_optimization in c-typeck.c. Check
5143 whether optimizing and that the expression is a VAR_DECL not of
5144 array type instead of doing such checks in the caller. Do not
5145 check pedantic. Call gcc_unreachable for C++.
5146 * c-common.def (C_MAYBE_CONST_EXPR): New.
5147 * c-common.h (c_fully_fold, c_save_expr,
5148 decl_constant_value_for_optimization): New prototypes.
5149 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
5150 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
5151 EXPR_INT_CONST_OPERANDS): Define.
5152 * c-convert.c (convert): Strip nops from expression.
5153 * c-decl.c (groktypename): Take extra parameters expr and
5154 expr_const_operands. Update call to grokdeclarator.
5155 (start_decl): Update call to grokdeclarator. Add statement for
5156 expressions used in type of decl.
5157 (grokparm): Update call to grokdeclarator.
5158 (push_parm_decl): Update call to grokdeclarator.
5159 (build_compound_literal): Add parameter non_const and build a
5160 C_MAYBE_COSNT_EXPR if applicable.
5161 (grokdeclarator): Take extra parameters expr and
5162 expr_const_operands. Track expressions used in declaration
5163 specifiers and declarators. Fold array sizes and track whether
5164 they are constant expressions and whether they are integer
5165 constant expressions.
5166 (parser_xref_tag): Set expr and expr_const_operands fields in
5168 (grokfield): Update call to grokdeclarator.
5169 (start_function): Update call to grokdeclarator.
5170 (build_null_declspecs): Set expr and expr_const_operands fields in
5172 (declspecs_add_type): Handle expressions in typeof specifiers.
5173 * c-parser.c (c_parser_declspecs): Set expr and
5174 expr_const_operands fields for declaration specifiers.
5175 (c_parser_enum_specifier): Likewise.
5176 (c_parser_struct_or_union_specifier): Likewise.
5177 (c_parser_typeof_specifier): Likewise. Update call to
5178 groktypename. Fold expression as needed. Return expressions with
5179 type instead of adding statements.
5180 (c_parser_attributes): Update calls to c_parser_expr_list.
5181 (c_parser_statement_after_labels): Fold expression before passing
5182 to objc_build_throw_stmt.
5183 (c_parser_condition): Fold expression.
5184 (c_parser_asm_operands): Fold expression.
5185 (c_parser_conditional_expression): Use c_save_expr. Update call
5186 to build_conditional_expr.
5187 (c_parser_alignof_expression): Update call to groktypename.
5188 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
5189 original_code. Fold expression argument of va_arg. Create
5190 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
5191 argument to va_arg. Update calls to groktypename. Fold array
5192 index for offsetof. Verify that first argument to
5193 __builtin_choose_expr has integer type.
5194 (c_parser_postfix_expression_after_paren_type): Update calls to
5195 groktypename and build_compound_literal. Handle expressions with
5196 side effects in type name.
5197 (c_parser_postfix_expression_after_primary): Update call to
5198 c_parser_expr_list. Set original_code for calls to
5199 __builtin_constant_p.
5200 (c_parser_expr_list): Take extra parameter fold_p. Fold
5201 expressions if requested.
5202 (c_parser_objc_type_name): Update call to groktypename.
5203 (c_parser_objc_synchronized_statement): Fold expression.
5204 (c_parser_objc_receiver): Fold expression.
5205 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
5206 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
5207 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
5208 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
5209 (struct c_typespec): Add elements expr and expr_const_operands.
5210 (struct c_declspecs): Add elements expr and expr_const_operands.
5211 (groktypename, build_conditional_expr, build_compound_literal):
5213 (in_late_binary_op): Declare.
5214 * c-typeck.c (note_integer_operands): New function.
5215 (in_late_binary_op): New variable.
5216 (decl_constant_value_for_broken_optimization): Move to c-common.c
5217 and rename to decl_constant_value_for_optimization.
5218 (default_function_array_conversion): Do not strip nops.
5219 (default_conversion): Do not call
5220 decl_constant_value_for_broken_optimization.
5221 (build_array_ref): Do not fold result.
5222 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
5223 result when operand is a VLA.
5224 (c_expr_sizeof_type): Update call to groktypename. Handle
5225 expressions included in type name. Use C_MAYBE_CONST_EXPR for
5226 result when operand names a VLA type.
5227 (build_function_call): Update call to build_compound_literal.
5228 Only fold result for calls to __builtin_* functions. Strip
5229 NOP_EXPR from INTEGER_CST returned from such functions. Fold
5230 the function designator.
5231 (convert_arguments): Fold arguments. Update call to
5232 convert_for_assignment.
5233 (build_unary_op): Handle increment and decrement of
5234 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
5235 decrement earlier. Fold operand of increment and decrement.
5236 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
5237 built for integer operand. Wrap returns that are INTEGER_CSTs
5238 without being integer constant expressions or that have integer
5239 constant operands without being INTEGER_CSTs.
5240 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
5241 (build_conditional_expr): Add operand ifexp_bcp. Track whether
5242 result is an integer constant expression or can be used in
5243 unevaluated parts of one and avoid folding and wrap as
5244 appropriate. Fold operands before possibly doing -Wsign-compare
5246 (build_compound_expr): Wrap result for C99 if operands can be used
5247 in integer constant expressions.
5248 (build_c_cast): Update call to digest_init. Do not ignore
5249 overflow from casting floating-point constants to integers. Wrap
5250 results that could be confused with integer constant expressions,
5251 null pointer constants or floating-point constants.
5252 (c_cast_expr): Update call to groktypename. Handle expressions
5253 included in type name.
5254 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
5255 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
5256 Update calls to convert_for_assignment.
5257 (convert_for_assignment): Take new parameter
5258 null_pointer_constant. Do not strip nops or call
5259 decl_constant_value_for_broken_optimization. Set
5260 in_late_binary_op for conversions to boolean.
5261 (store_init_value): Update call to digest_init.
5262 (digest_init): Take new parameter null_pointer_constant. Do not
5263 call decl_constant_value_for_broken_optimization. pedwarn for
5264 initializers not constant expressions. Update calls to
5265 convert_for_assignment.
5266 (constructor_nonconst): New.
5267 (struct constructor_stack): Add nonconst element.
5268 (really_start_incremental_init, push_init_level, pop_init_level):
5269 Handle constructor_nonconst and nonconst element.
5270 (set_init_index): Call constant_expression_warning for array
5272 (output_init_element): Fold value. Set constructor_nonconst as
5273 applicable. pedwarn for initializers not constant expressions.
5274 Update call to digest_init. Call constant_expression_warning
5275 where constant initializers are required.
5276 (process_init_element): Use c_save_expr.
5277 (c_finish_goto_ptr): Fold expression.
5278 (c_finish_return): Fold return value. Update call to
5279 convert_for_assignment.
5280 (c_start_case): Fold switch expression.
5281 (c_process_expr_stmt): Fold expression.
5282 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
5283 ensure statement expression is not evaluated in constant expression.
5284 (build_binary_op): Track whether results are integer constant
5285 expressions or may occur in such, disable folding and wrap results
5286 as applicable. Fold operands for -Wsign-compare warnings unless
5288 (c_objc_common_truthvalue_conversion): Handle results folded to
5289 integer constants that are not integer constant expressions.
5290 * doc/extend.texi: Document when typeof operands are evaluated,
5291 that condition of __builtin_choose_expr is an integer constant
5292 expression, and more about use of __builtin_constant_p in
5295 2009-03-29 Richard Guenther <rguenther@suse.de>
5297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
5298 propagate addresses of array references.
5300 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
5302 * regmove.c (perhaps_ends_bb_p): Remove.
5303 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
5304 from INSN and check that the main loop stays within that basic block.
5305 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
5306 (regmove_forward_pass): Split out from regmove_optimize. Use
5307 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
5308 (regmove_backward_pass): Split out from regmove_optimize. Use
5309 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
5310 (regmove_optimize): Simplify.
5312 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5315 * config/i386/i386.c (classify_argument): Ignore flexible array
5316 member in struct and warn ABI change.
5318 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
5320 * config/i386/i386-protos.h (ix86_agi_dependent): New.
5322 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
5323 (ix86_adjust_cost): Updated.
5325 2009-03-29 Jan Hubicka <jh@suse.cz>
5328 * tree-pass.h (pass_cleanup_eh): New function.
5329 (remove_unreachable_regions): Break code handling RTL
5330 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
5331 that can not be reached by runtime.
5332 (can_be_reached_by_runtime): New function.
5333 (label_to_region_map): New function.
5334 (num_eh_regions): New function.
5335 (rtl_remove_unreachable_regions): New function.
5336 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
5337 (remove_eh_region): New function.
5338 * except.h: Include sbitmap and vecprim.
5339 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
5340 num_eh_regions): Declare.
5341 * passes.c (init_optimization_passes): Schedule cleanup_eh.
5342 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
5343 * tree-eh.c (tree_remove_unreachable_handlers): New function.
5344 (tree_empty_eh_handler_p): New function.
5345 (cleanup_empty_eh): New function.
5346 (cleanup_eh): New function.
5347 (pass_cleanup_eh): New function.
5349 2009-03-29 Jan Hubicka <jh@suse.cz>
5351 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
5352 for removed regions.
5354 2009-03-29 Jan Hubicka <jh@suse.cz>
5356 * except.c (dump_eh_tree): Dump all datastructures.
5358 2009-03-29 Jan Hubicka <jh@suse.cz>
5360 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
5361 (duplicate_eh_regions_1): Likewise.
5362 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
5363 vector; call EH verification.
5364 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5365 Be ready for region being removed.
5367 2009-03-29 Jan Hubicka <jh@suse.cz>
5369 * bitmap.c (bitmap_last_set_bit): New function.
5370 * bitmap.h (bitmap_last_set_bit): Declare.
5372 2009-03-29 David Ayers <ayers@fsfe.org>
5375 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
5376 by calling objc_compare_types and surpress warnings about
5377 incompatible C pointers that are compatible ObjC pointers.
5379 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
5381 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
5382 call initialize_inline_failed.
5383 (initialize_inline_failed): Move it from here ...
5384 * cgraph.c (initialize_inline_failed): ... to here.
5385 (cgraph_create_edge): Call initialize_inline_failed rather than
5386 setting inline_failed directly.
5388 2009-03-29 Ben Elliston <bje@au.ibm.com>
5391 * sysv4.opt (msdata): Improve comment.
5392 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
5393 * sysv4.h (SVR4_ASM_SPEC): Likewise.
5395 2009-03-29 Ben Elliston <bje@au.ibm.com>
5398 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
5399 load and store attributes.
5401 2009-03-29 Ben Elliston <bje@au.ibm.com>
5403 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
5404 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
5405 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
5406 * doc/extend.texi (X86 Built-in Functions): Add index entries for
5407 __builtin_infq and __builtin_huge_valq.
5409 2009-03-28 Anatoly Sokolov <aesok@post.ru>
5411 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
5413 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
5414 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
5416 2009-03-28 Xinliang David Li <davidxl@google.com>
5418 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
5419 (do_dbg_cnt): New function.
5421 2009-03-28 Jan Hubicka <jh@suse.cz>
5423 Merge from pretty-ipa:
5425 2009-03-27 Jan Hubicka <jh@suse.cz>
5427 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5428 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
5429 * passes.c (function_called_by_processed_nodes_p): New.
5430 * ipa-pure-const.c (check_call): Fix handling of operands.
5431 (analyze_function): Dump debug output for skipped bodies.
5432 (local_pure_const): Use function_called_by_processed_nodes_p.
5433 * dwarf2out.c (reference_to_unused): Use output.
5434 * passes.c (do_per_function_toporder): Likewise.
5436 2008-11-12 Jan Hubicka <jh@suse.cz>
5438 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
5439 * ipa-pure-const.c (funct_state_d): Add can throw field; make
5440 state_set_in_source enum
5441 (check_decl): Ignore memory tags; do not set fake looping flags;
5443 (check_operand, check_tree, check_rhs_var, check_lhs_var,
5444 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
5445 (check_call, analyze_function): Rewrite.
5447 (add_new_function): Update call of analyze_function.
5448 (generate_summary): Add call of analyze_function.
5449 (propagate): Propagate can_throw; handle state_set_in_source correctly.
5450 (local_pure_const): New function.
5451 (pass_local_pure_const): New pass.
5452 * ipa-inline.c (inline_transform): Set after_inlining.
5453 * tree-eh.c (stmt_can_throw_external): New.
5454 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
5455 work with aliasing built.
5456 * tree-flow.h (stmt_can_throw_external): New.
5457 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
5458 and local pure/const pass in early and late optimization queue.
5460 2009-03-28 Martin Jambor <mjambor@suse.cz>
5462 * fold-const.c (get_pointer_modulus_and_residue): New parameter
5464 (fold_binary): Allow function decl aligment consideration is the
5465 second argument is integer constant one.
5466 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
5467 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
5468 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
5470 2009-03-28 Jan Hubicka <jh@suse.cz>
5472 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
5473 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
5474 * function.h (rtl_data): Add nothrow flag.
5475 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
5476 set DECL_NOTHROW for AVAILABLE functions.
5478 2009-03-28 Jakub Jelinek <jakub@redhat.com>
5480 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
5481 following vector keyword has expansion starting with pixel or bool
5482 keyword, expand vector to __vector and pixel or bool to __pixel or
5486 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
5487 warn_if_disallowed_function_p): Removed.
5488 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
5489 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
5490 warning_if_disallowed_function_p.
5491 * flags.h (warn_if_disallowed_function_p,
5492 warn_disallowed_functions): Removed.
5493 * common.opt (Wdisallowed-function-list=): Removed.
5494 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
5496 2009-03-28 Richard Guenther <rguenther@suse.de>
5498 PR tree-optimization/38723
5499 * tree-ssa-pre.c (compute_avail): Add all default definitions to
5502 2009-03-28 Jan Hubicka <jh@suse.cz>
5504 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
5505 test introduced by my previous patch.
5507 2009-03-28 Richard Guenther <rguenther@suse.de>
5509 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
5510 the PHIs value undefined.
5512 2009-03-28 Jan Hubicka <jh@suse.cz>
5514 * tree-pass.h (pass_fixup_cfg): New pass.
5515 * ipa-inline.c (inline_transform): Set
5516 always_inline_functions_inlined/after_inlining.
5517 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
5518 (pass_fixup_cfg): New pass.
5519 * passes.c (init_optimization_passes): Add fixup_cfg.
5521 2009-03-28 Richard Guenther <rguenther@suse.de>
5523 PR tree-optimization/38458
5524 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
5525 argument use the arguments copy-of value.
5527 2009-03-28 Richard Guenther <rguenther@suse.de>
5529 PR tree-optimization/38180
5530 * tree-ssa-ccp.c (get_default_value): Simplify.
5531 (likely_value): Likewise.
5532 (surely_varying_stmt_p): Properly handle VOP case.
5533 (ccp_initialize): Likewise.
5534 (ccp_fold): Handle propagating through *&.
5535 (fold_const_aggregate_ref): Also handle decls.
5537 2009-03-28 Jan Hubicka <jh@suse.cz>
5539 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
5540 * cgraph.h (cgraph_node): Likewise.
5541 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
5542 (cgraph_reset_node): Use process flag.
5543 (cgraph_mark_functions_to_output): Likewise.
5544 (cgraph_expand_function): Likewise.
5545 (cgraph_expand_all_functions): Likewise.
5546 (cgraph_output_in_order): Likewise.
5547 * dwarf2out.c (reference_to_unused): Likewise.
5548 * passes.c do_per_function_toporder): Likewise.
5550 2009-03-28 Jan Hubicka <jh@suse.cz>
5552 Bring from lto-branch:
5554 2008-09-03 Doug Kwan <dougkwan@google.com>
5556 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
5557 enums instead of reason strings.
5558 * cgraph.c (cgraph_create_edge): Same.
5559 (cgraph_inline_failed_string): New function.
5560 * cgraph.h (cgraph_inline_failed_t): New enum type.
5561 (cgraph_inline_failed_string): New prototype.
5562 (struct cgraph_edge): Change type of INLINED_FAILED from constant
5563 char pointer to cgraph_inline_failed_t.
5564 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
5565 (cgraph_default_inline_p): Ditto.
5566 * gcc/cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
5567 to cgraph_inline_failed_t pointer.
5568 * cif-code.def: New file.
5569 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
5571 (cgraph_check_inline_limits): Change type of REASON to pointer to
5572 cgraph_inline_failed_t. Replace reason strings with enums.
5573 (cgraph_default_inline_p): Ditto.
5574 (cgraph_recursive_inlining_p): Ditto.
5575 (update_caller_keys): Change type of FAILED_REASON to
5576 cgraph_inline_failed_t.
5577 (cgraph_set_inline_failed): Change type of REASON to pointer to
5578 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
5579 convert enums to strings for text output.
5580 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
5581 to be of type cgraph_inline_failed_t. Replace reason strings with
5582 enums. Call cgraph_inline_failed_string to covert enums
5583 to strings for text output.
5584 (cgraph_decide_inlining): Replace reason strings with enums.
5585 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
5586 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
5588 * tree-inline.c (expand_call_inline): Change type of REASON
5589 to cgraph_inline_failed_t. Replace reason strings with enums.
5590 Call cgraph_inline_failed_string for text output.
5591 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
5594 2009-03-28 Jan Hubicka <jh@suse.cz>
5596 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
5597 cgraph_clone_node): Remove master clone handling.
5598 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5599 * cgraph.h (master_clone): Remove.
5600 (cgraph_is_master_clone, cgraph_master_clone): Remove.
5601 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
5602 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
5604 2009-03-28 Jan Hubicka <jh@suse.cz>
5606 * cgraph.c (cgraph_function_body_availability): Functions declared
5607 inline are always safe to assume that it is not going to be replaced.
5609 2009-03-28 Richard Guenther <rguenther@suse.de>
5611 PR tree-optimization/38513
5612 * tree-ssa-pre.c (eliminate): Remove redundant stores.
5613 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
5614 EXC_PTR_EXPR and FILTER_EXPR.
5615 (get_ref_from_reference_ops): Likewise.
5617 2009-03-28 Richard Guenther <rguenther@suse.de>
5619 PR tree-optimization/38968
5620 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
5621 Use FLOOR_MOD_EXPR to compute misalignment.
5623 2009-03-28 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/37795
5626 * tree.h (combine_comparisons): Declare.
5627 * fold-const.c (combine_comparisons): Export.
5628 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
5630 (ifcombine_iforif): Use combine_comparisons.
5632 2009-03-28 Jan Hubicka <jh@suse.cz>
5634 * tree-eh.c (inlinable_call_p): New function.
5635 (make_eh_edges): Use it.
5636 (verify_eh_edges): Use it.
5637 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
5638 * except.c (reachable_next_level): Add inlinable_function argument
5639 (sjlj_find_directly_reachable_regions): Update.
5640 (add_reachable_handler): Do not set saw_any_handlers.
5641 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
5642 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
5643 Add new inlinable call parameter.
5644 (can_throw_internal, can_throw_external): Update.
5645 * except.h (can_throw_internal_1, can_throw_external_1,
5646 foreach_reachable_handler): Update declaration.
5648 2009-03-28 Joseph Myers <joseph@codesourcery.com>
5650 * config/arm/t-arm-coff, config/h8300/coff.h,
5651 config/i386/i386-aout.h, config/i386/i386-coff.h,
5652 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
5653 config/pdp11/2bsd.h, config/rs6000/aix41.h,
5654 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
5655 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
5656 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
5657 sys-types.h: Remove.
5658 * Makefile.in: Remove protoize and fixproto support and references
5660 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
5661 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
5663 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
5664 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
5665 unprotoize$(exeext).
5666 (rest.encap): Don't depend on $(STMP_FIXPROTO)
5667 (.PHONY): Don't depend on proto.
5668 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
5669 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
5670 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
5671 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
5672 build/gen-protos.o, build/scan.o, xsys-protos.h,
5673 build/fix-header$(build_exeext), build/fix-header.o,
5674 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
5675 stmp-install-fixproto): Remove.
5676 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
5677 SYSCALLS.c or fixproto files.
5678 (install-common): Don't install protoize.
5679 (install-headers-tar, install-headers-cpio, install-headers-cp):
5680 Don't depend on $(STMP_FIXPROTO).
5681 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
5682 install fixproto files or write out fixproto settings.
5683 (uninstall): Don't uninstall protoize.
5684 * config.gcc (use_fixproto): Remove.
5685 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
5686 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
5687 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
5688 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
5689 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
5690 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
5691 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
5692 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
5693 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
5694 * config/t-vxworks (STMP_FIXPROTO): Remove.
5695 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
5696 STMP_FIXPROTO): Remove.
5697 * config.in, configure: Regenerate.
5698 * crtstuff.c (gid_t, uid_t): Don't undefine.
5699 * doc/install.texi: Change m68k-coff to m68k-elf in example.
5700 (arm-*-coff, arm-*-aout: Remove target entries.
5701 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
5702 Remove mention of AIX 4.1.
5703 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
5704 * doc/invoke.texi (Running Protoize): Remove.
5705 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
5706 (Protoize Caveats): Remove.
5707 * tsystem.h: Update comments on headers assumed to exist.
5709 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
5711 * genautomata.c: Add a new year to the copyright. Add a new
5713 (struct insn_reserv_decl): Add comments for member bypass_list.
5714 (find_bypass): Remove.
5715 (insert_bypass): New.
5716 (process_decls): Use insert_bypass.
5717 (output_internal_insn_latency_func): Output all bypasses with the
5718 same input insn in one switch case.
5720 * rtl.def (define_bypass): Describe bypass choice.
5721 * doc/md.texi (define_bypass): Ditto.
5723 2009-03-27 Richard Guenther <rguenther@suse.de>
5725 * gimplify.c (mark_addressable): Export.
5726 * tree-flow.h (mark_addressable): Declare.
5727 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
5728 * tree-ssa.c (verify_phi_args): Verify that address taken
5729 variables have TREE_ADDRESSABLE set.
5731 2009-03-27 Richard Guenther <rguenther@suse.de>
5733 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
5734 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
5735 Do not mark decls TREE_ADDRESSABLE.
5736 (build_fold_addr_expr): Adjust.
5737 (fold_addr_expr): Remove.
5738 (fold_unary): Use build_fold_addr_expr.
5739 (fold_comparison): Likewise.
5740 (split_address_to_core_and_offset): Likewise.
5741 * coverage.c (tree_coverage_counter_addr): Mark the array decl
5743 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
5744 (gimplify_modify_expr_to_memcpy): Mark source and destination
5746 * omp-low.c (create_omp_child_function): Mark the object decl
5748 (lower_rec_input_clauses): Mark the var we take the address of
5750 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
5752 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5755 * cfgexpand.c (expand_one_stack_var_at): Change alignment
5756 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
5758 2009-03-27 Richard Guenther <rguenther@suse.de>
5760 PR tree-optimization/39120
5761 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
5763 (handle_lhs_call): Process return constraints. Add escape
5764 constraints if necessary.
5765 (handle_const_call): Fill out return constraints. Make nested
5766 case more precise. Avoid consttmp if possible.
5767 (handle_pure_call): Fill out return constraints. Avoid
5768 callused if possible.
5769 (find_func_aliases): Simplify call handling.
5771 2009-03-27 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/39120
5774 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
5775 as a representative.
5776 (solve_graph): Do propagate CALLUSED.
5777 (handle_pure_call): Use a scalar constraint from CALLUSED for
5779 (find_what_p_points_to): CALLUSED shall not appear in poins-to
5782 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5785 * c-common.c (handle_aligned_attribute): Properly check alignment
5786 overflow. Use (1U << i) instead of (1 << i).
5788 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
5790 * expr.h (get_mem_align_offset): Updated.
5792 * tree.h (tree_decl_common): Change align to "unsigned int" and
5793 move it before pointer_alias_set.
5795 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5796 Jakub Jelinek <jakub@redhat.com>
5799 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
5800 gr_register_operand with gr_reg_or_0_operand.
5801 (cmpxchg_rel_di): Likewise.
5802 (sync_lock_test_and_set<mode>): Likewise.
5804 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5806 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
5807 (true_regnum): Likewise.
5809 * rtlanal.c (subreg_info): Moved to ...
5810 * rtl.h (subreg_info): Here. New.
5811 (subreg_get_info): New.
5813 * rtlanal.c (subreg_get_info): Make it extern.
5815 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5818 * config/i386/i386.c (ix86_abi): New.
5819 (override_options): Handle -mabi=.
5820 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
5821 (ix86_call_abi_override): Likewise.
5822 (init_cumulative_args): Likewise.
5823 (function_arg_advance): Likewise.
5824 (function_arg_64): Likewise.
5825 (function_arg): Likewise.
5826 (ix86_pass_by_reference): Likewise.
5827 (ix86_function_value_regno_p): Likewise.
5828 (ix86_build_builtin_va_list_abi): Likewise.
5829 (setup_incoming_varargs_64): Likewise.
5830 (is_va_list_char_pointer): Likewise.
5831 (ix86_init_machine_status): Likewise.
5832 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
5833 (ix86_function_type_abi): Return enum calling_abi. Rewrite
5834 for 64bit. Replace DEFAULT_ABI with ix86_abi.
5835 (ix86_function_abi): Make it static and return enum calling_abi.
5836 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
5838 (ix86_fn_abi_va_list): Updated.
5840 * config/i386/i386.h (ix86_abi): New.
5841 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
5842 (CONDITIONAL_REGISTER_USAGE): Likewise.
5843 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
5844 (machine_function): Likewise.
5846 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
5848 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
5849 (STACK_BOUNDARY): Likewise.
5850 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
5852 * config/i386/i386.opt (mabi=): New.
5854 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
5855 return enum calling_abi.
5856 (ix86_function_type_abi): Likewise.
5857 (ix86_function_abi): Removed.
5859 * doc/invoke.texi: Document -mabi= option for x86.
5861 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5863 * builtins.c (real_dconstp): Delete.
5864 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
5866 2009-03-27 Dodji Seketeli <dodji@redhat.com>
5867 Jakub Jelinek <jakub@redhat.com>
5870 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
5871 (gen_subprogram_die): When a function is explicit, generate the
5872 DW_AT_explicit attribute.
5873 * langhooks.h (struct lang_hooks_for_decls): Add
5874 function_decl_explicit_p langhook.
5875 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
5876 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
5878 2009-03-27 Jakub Jelinek <jakub@redhat.com>
5880 * builtins.c (fold_builtin_memory_op): Optimize memmove
5881 into memcpy if we can prove source and destination don't overlap.
5883 * tree-inline.c: Include gt-tree-inline.h.
5884 (clone_fn_id_num): New variable.
5885 (clone_function_name): New function.
5886 (tree_function_versioning): Use it.
5887 * Makefile.in (GTFILES): Add tree-inline.c.
5889 2009-03-27 Mark Mitchell <mark@codesourcery.com>
5891 * BASE-VER: Change to 4.5.0.
5893 2009-03-27 Xinliang David Li <davidxl@google.com>
5895 PR tree-optimization/39557
5896 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
5898 2009-03-27 Xinliang David Li <davidxl@google.com>
5900 PR tree-optimization/39548
5901 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
5904 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5906 * c-common.c (pointer_int_sum): Use %wd on return from
5909 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
5911 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
5912 on return from tree_low_cst.
5914 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
5917 * ginclude/stdarg.h (va_copy): Define also for
5918 __GXX_EXPERIMENTAL_CXX0X__.
5920 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5923 * builtins.h (c_strlen): Do not warn here.
5924 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
5925 * c-common.c (pointer_int_sum): Take an explicit location.
5926 Warn about offsets out of bounds.
5927 * c-common.h (pointer_int_sum): Adjust declaration.
5929 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5931 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
5934 2009-03-26 Jakub Jelinek <jakub@redhat.com>
5937 * opts.c (warn_if_disallowed_function_p): Don't assume
5938 get_callee_fndecl must return non-NULL.
5940 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
5942 PR rtl-optimization/39522
5943 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
5944 when reg_reloaded_valid is set.
5946 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5948 * config/spu/divv2df3.c: New file.
5949 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
5950 (DPBIT_FUNCS): Filter out _div_df.
5952 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
5954 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
5955 a jump insn, count that jump in the distance to the loop start.
5957 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
5960 * config/sh/sh.c (calc_live_regs): Fix condition for global
5961 registers except PIC_OFFSET_TABLE_REGNUM.
5963 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
5966 * doc/invoke.texi (-mconsole): New.
5970 (-mnop-fun-dllimport): New.
5974 (sub section "i386 and x86-64 Windows Options"): New.
5976 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
5978 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
5979 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
5981 2009-03-25 Richard Guenther <rguenther@suse.de>
5984 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
5987 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
5989 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
5990 neither of haifa/selective schedulers are working.
5992 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5994 * doc/invoke.texi (Debugging Options): Fix description of
5995 -fno-merge-debug-strings.
5997 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
5999 * config/cris/libgcc.ver: New version-script.
6000 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
6002 * configure.ac <GAS features, nop mnemonic>: Add pattern
6003 crisv32-*-* for "nop".
6004 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
6005 * configure: Regenerate.
6007 2009-03-24 Ira Rosen <irar@il.ibm.com>
6009 PR tree-optimization/39529
6010 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
6011 mark_sym_for_renaming for the tag copied to the new vector
6014 2009-03-24 Arthur Loiret <aloiret@debian.org>
6016 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
6017 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
6018 EXTRA_SPEC_FUNCTIONS.
6019 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
6020 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
6021 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
6022 -march and -mtune options.
6024 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
6026 * config/m68k/t-rtems: Add m5329 multilib.
6028 2009-03-24 Dodji Seketeli <dodji@redhat.com>
6029 Jakub Jelinek <jakub@redhat.com>
6032 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
6035 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6038 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
6039 instead of c_parser_expression_conv, if original_code isn't one of the
6040 4 allowed comparison codes, fail.
6042 2009-03-23 Richard Guenther <rguenther@suse.de>
6044 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
6045 * tree.h (struct tree_type): Likewise.
6046 * reload.h (struct insn_chain): Likewise.
6047 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
6048 * function.h (struct function): Likewise.
6049 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
6051 2009-03-23 Jakub Jelinek <jakub@redhat.com>
6053 PR tree-optimization/39516
6054 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
6056 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
6058 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
6059 should be set true if BITS_PER_WORD of target is bigger than 32
6061 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
6063 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
6064 Translate -B-options to -rpath-link. Correct existing
6065 rpath-link and conditionalize on !nostdlib.
6067 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6069 * doc/extend.texi (Function Attributes, Variable Attributes):
6071 * doc/invoke.texi (Debugging Options, Optimize Options)
6072 (i386 and x86-64 Options, MCore Options): Likewise.
6074 2009-03-20 Jakub Jelinek <jakub@redhat.com>
6077 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
6078 it for block local namespace aliases.
6079 (gen_decl_die): Pass context_die to gen_namespace_die.
6081 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6084 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
6085 minimum or maximum value.
6087 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
6089 * reginfo.c (globalize_reg): Recompute derived reg sets.
6091 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
6094 * libgcc2.c (mprotect): Do not use signed arguments for
6095 VirtualProtect, use DWORD arguments. Also fix the 'may
6096 be used uninitialized' warning for the np variable.
6098 2009-03-19 Jakub Jelinek <jakub@redhat.com>
6101 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
6102 functions using regparm calling conventions when not optimizing.
6103 (ix86_function_sseregparm): Similarly for sseregparm calling
6106 2009-03-19 Li Feng <nemokingdom@gmail.com>
6109 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
6110 dependence if the first conflict is after niter iterations.
6112 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
6115 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
6116 functions with dynamic stack-pointer adjustments.
6118 2009-03-19 Ben Elliston <bje@au.ibm.com>
6120 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
6121 option; change to -msdata=data.
6123 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6125 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
6128 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
6131 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
6133 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
6135 * doc/invoke.texi (Code Gen Options): Expand discussion of
6138 2009-03-18 Jakub Jelinek <jakub@redhat.com>
6140 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
6141 * matrix-reorg.c (struct matrix_info): Likewise.
6142 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
6143 * rtl.h (struct mem_attrs): Likewise.
6144 * df.h (struct df): Likewise.
6145 * tree-data-ref.h (struct data_dependence_relation): Likewise.
6146 * ira-int.h (struct ira_allocno): Likewise.
6147 * df-scan.c (struct df_collection_rec): Likewise.
6148 * ira.c (struct equivalence): Likewise.
6149 * function.c (struct temp_slot): Likewise.
6150 * cfgloop.h (struct loop): Likewise.
6153 * function.c (use_register_for_decl): When not optimizing, disregard
6154 register keyword for variables with types containing methods.
6156 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
6159 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
6160 (is_simple_operand): Call contains_component_ref_p before calling data
6161 reference analysis that would fail on COMPONENT_REFs.
6163 * tree-vrp.c (search_for_addr_array): Fix formatting.
6165 2009-03-18 Richard Guenther <rguenther@suse.de>
6167 * tree-vect-transform.c (vect_loop_versioning): Fold the
6168 generated comparisons.
6169 * tree-vectorizer.c (set_prologue_iterations): Likewise.
6170 (slpeel_tree_peel_loop_to_edge): Likewise.
6172 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6175 * opts.c (print_specific_help): In addition to `undocumented',
6176 accept `separate' and `joined' flags if passed alone. Describe
6177 output by the first matched one of those.
6178 (common_handle_option): Skip over empty strings.
6179 * gcc.c (display_help): Fix help string for `--help='.
6180 * doc/invoke.texi (Option Summary, Overall Options): With
6181 `--help=', classes and qualifiers can both be repeated, but
6182 only the latter can be negated. One should not pass only
6183 negated qualifiers. Fix markup and examples.
6186 2008-10-14 Jakub Jelinek <jakub@redhat.com>
6188 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
6189 and -fhelp=separate.
6191 2009-03-17 Jing Yu <jingyu@google.com>
6194 * function.h (struct rtl_data): Move is_thunk from here...
6195 (struct function): ...to here.
6196 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
6197 * varasm.c (assemble_start_function): Change is_thunk from crtl to
6199 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
6201 (alpha_does_function_need_gp, alpha_start_function): Likewise.
6202 (alpha_output_function_end_prologue): Likewise.
6203 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
6204 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
6205 (rs6000_output_function_epilogue): Likewise.
6206 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
6208 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
6212 from different units in a single alternative.
6213 (*truncdfsf_i387): Ditto.
6214 (*truncxfsf2_mixed): Ditto.
6215 (*truncxfdf2_mixed): Ditto.
6217 2009-03-17 Jakub Jelinek <jakub@redhat.com>
6219 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
6220 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
6223 * tree-ssa-live.c (remove_unused_locals): Don't remove local
6224 unused non-artificial variables when not optimizing.
6227 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
6228 DW_TAG_imported_module even if decl is IMPORTED_DECL with
6229 NAMESPACE_DECL in its DECL_INITIAL.
6232 * optabs.c (set_user_assembler_libfunc): New function.
6233 * expr.h (set_user_assembler_libfunc): New prototype.
6234 * c-common.c: Include libfuncs.h.
6235 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
6236 for memcmp, memset, memcpy, memmove and abort.
6237 * Makefile.in (c-common.o): Depend on libfuncs.h.
6240 * dwarf2out.c (gen_inlined_enumeration_type_die,
6241 gen_inlined_structure_type_die, gen_inlined_union_type_die,
6242 gen_tagged_type_instantiation_die): Removed.
6243 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
6246 2009-03-17 Janis Johnson <janis187@us.ibm.com>
6249 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
6251 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
6252 (check-parallel-%): Ditto.
6253 (check-consistency): Ditto.
6255 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
6257 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
6258 local variable rhs by NULL_TREE.
6260 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6263 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
6265 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6268 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
6270 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
6273 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
6274 for ms->sysv ABI calls only in 64bit mode.
6276 * config/i386/i386.md (untyped_call): Support 32bit.
6278 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
6280 * doc/extend.texi: Replace x86_65 with x86_64.
6282 2009-03-16 Jakub Jelinek <jakub@redhat.com>
6284 PR tree-optimization/39455
6285 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
6286 mismatches for POINTER_TYPE_P (type).
6287 (number_of_iterations_le): Likewise.
6289 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
6291 * config/picochip/picochip.c: Removed profiling support.
6292 * config/picochip/picochip.md: Removed profiling instruction.
6293 * config/picochip/picochip.h: Removed profiling builtin.
6295 2009-03-16 Joseph Myers <joseph@codesourcery.com>
6297 * doc/install.texi (--with-host-libstdcxx): Document.
6299 2009-03-14 Anatoly Sokolov <aesok@post.ru>
6302 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
6303 generate a warning if the function name does not begin with
6304 "__vector" and the function has either the 'signal' or 'interrupt'
6305 attribute, from here to ...
6306 (avr_declare_function_name): ...here. New function.
6307 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
6308 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
6310 2009-03-14 Jakub Jelinek <jakub@redhat.com>
6313 * cse.c (fold_rtx): Don't modify original const_arg1 when
6314 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
6315 separate variable instead.
6316 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
6317 from out of range shift counts.
6318 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
6320 2009-03-13 Catherine Moore <clm@codesourcery.com>
6322 * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
6323 diagnostic.h with $(DIAGNOSTIC_H).
6325 2009-03-12 Jakub Jelinek <jakub@redhat.com>
6328 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
6330 * config/i386/sync.md (sync_compare_and_swap<mode>,
6331 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
6332 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
6334 (sync_double_compare_and_swapdi_pic,
6335 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
6336 cmpxchg8b_pic_memory_operand instead of just memory_operand.
6338 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6341 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
6343 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6347 (avx_addsubv4df3): Likewise.
6348 (*avx_addsubv4sf3): Likewise.
6349 (sse3_addsubv4sf3): Likewise.
6351 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
6354 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
6356 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
6359 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
6360 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
6361 registers for allocnos created from user-defined variables.
6363 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6366 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
6367 of non-integer mode as well.
6369 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
6371 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
6372 for functions for which the parameter types are unknown.
6374 2009-03-11 Jakub Jelinek <jakub@redhat.com>
6377 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
6378 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
6379 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
6380 * config/i386/i386.c (ix86_local_alignment): For
6381 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
6382 long long variables on the stack to avoid dynamic realignment.
6383 Allow the first argument to be a decl rather than type.
6384 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
6386 2009-03-11 Nick Clifton <nickc@redhat.com>
6389 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
6391 Add description to mno-lsim option.
6392 * config/mcore/mcore.h: Remove comment about deprecated m4align
6394 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
6395 * doc/invoke.texi: Add description of mno-lsim and
6396 mstack-increment options.
6398 * config/fr30/fr30.opt: Document the -mno-lsim option.
6399 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
6400 and -mno-lsim options.
6402 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6404 * fold-const.c (fold_comparison): Only call fold_inf_compare
6405 if the mode supports infinities.
6407 2009-03-11 Jason Merrill <jason@redhat.com>
6410 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
6411 end already did. Notice GIMPLE_CALL modifications of the result.
6412 Don't copy debug information from an ignored decl or a decl from
6415 2009-03-10 Richard Guenther <rguenther@suse.de>
6416 Nathan Froyd <froydnj@codesourcery.com>
6419 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
6420 (__divMODE3): Likewise.
6422 2009-03-09 Jakub Jelinek <jakub@redhat.com>
6424 PR tree-optimization/39394
6425 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
6426 DECL_SIZE_UNIT of variable length FIELD_DECLs.
6428 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6430 * recog.c (verfiy_changes): Disallow renaming of hard regs in
6431 inline asms for register asm ("") declarations.
6433 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
6435 * fold-const.c (fold_unary): Fix comment.
6437 2009-03-07 Jan Hubicka <jh@suse.cz>
6440 * tree-inline.c (setup_one_parameter): Do replacement of const
6441 argument by constant in SSA form.
6443 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6446 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
6447 determine alignment passed to assign_stack_local.
6448 (assign_parms_unsplit_complex): Likewise.
6449 * except.c (sjlj_build_landing_pads): Likewise.
6451 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6454 * tree-flow.h (add_referenced_var): Return bool instead of void.
6455 * tree-dfa.c (add_referenced_var): Return result of
6456 referenced_var_check_and_insert call.
6457 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
6458 of referenced_var_check_and_insert.
6461 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
6462 (gen_variable_die): Emit DW_AT_location on abstract static variable's
6463 DIE, don't emit it if abstract origin already has it.
6464 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
6465 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
6467 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6469 * genpreds.c (needs_variable): Fix parentheses at variable name
6471 (write_tm_constrs_h): Indent generated code.
6473 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6475 * doc/extend.texi (Function Attributes): Add documentation
6478 2009-03-06 Jakub Jelinek <jakub@redhat.com>
6481 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
6482 take locus from its DECL_SOURCE_LOCATION instead of input_location.
6484 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6486 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
6489 2009-03-05 Jakub Jelinek <jakub@redhat.com>
6492 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
6493 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
6495 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
6497 * config/i386/i386.md (R8_REG, R9_REG): New constants.
6498 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
6499 constants instead of magic numbers.
6500 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6502 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
6503 (x86_64_ms_abi_int_parameter_registers): Ditto.
6504 (x86_64_int_return_registers): Ditto.
6505 (ix86_maybe_switch_abi): Ditto.
6506 (ix86_expand_call): Ditto for clobbered_registers array.
6507 (ix86_hard_regno_mode_ok): Ditto.
6508 (x86_extended_QIreg_mentioned_p): Ditto.
6510 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
6512 PR tree-optimization/39349
6513 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
6515 * combine.c (gen_lowpart_for_combine): Use omode when generating
6518 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
6520 PR rtl-optimization/39235
6521 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
6523 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6525 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
6527 2009-03-04 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/39362
6530 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
6531 that occur in abnormal PHIs should be varying.
6533 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
6535 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
6537 (simple_iv): Take loop as an argument instead of statement.
6538 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6539 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
6541 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
6543 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
6544 * matrix-reorg.c (analyze_transpose): Ditto.
6545 * tree-data-ref.c (dr_analyze_innermost): Ditto.
6546 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6547 * tree-predcom.c (ref_at_iteration): Ditto.
6548 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
6550 2009-03-04 Richard Guenther <rguenther@suse.de>
6552 PR tree-optimization/39358
6553 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
6554 escaped_id and callused_id.
6555 (solve_graph): Likewise.
6557 2009-03-04 Richard Guenther <rguenther@suse.de>
6559 PR tree-optimization/39339
6560 * tree-sra.c (try_instantiate_multiple_fields): Make it
6561 no longer ICE on the above.
6563 2009-03-03 Joseph Myers <joseph@codesourcery.com>
6565 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
6566 that fits within Pmode.
6568 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6571 * tm.texi (LIBCALL_VALUE): Update description.
6573 2009-03-03 Steve Ellcey <sje@cup.hp.com>
6576 * doc/extend.texi (section): Update description.
6578 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
6581 * tree-inline.c (remapped_type): New.
6582 (can_be_nonlocal): Call remapped_type instead of remap_type.
6584 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6587 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
6588 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
6590 2009-03-03 Richard Guenther <rguenther@suse.de>
6593 * tree.c (tree_nonartificial_location): New function.
6594 * tree.h (tree_nonartificial_location): Declare.
6595 * builtins.c (expand_builtin_memory_chk): Provide location
6596 of the call location for artificial function pieces.
6597 (maybe_emit_chk_warning): Likewise.
6598 (maybe_emit_sprintf_chk_warning): Likewise.
6599 (maybe_emit_free_warning): Likewise.
6600 * expr.c (expand_expr_real_1): Likewise.
6602 2009-03-03 Jakub Jelinek <jakub@redhat.com>
6604 PR tree-optimization/39343
6605 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
6606 COMPONENT_REF t has ARRAY_TYPE.
6608 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
6611 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
6612 when the type precision of the induction variable should be
6613 larger than the type precision of nit.
6614 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
6615 * graphite.c (graphite_loop_normal_form): Same.
6616 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
6618 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6620 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
6621 (*call_1_rex64_ms_sysv): Use named constants instead of magic
6622 numbers to describe clobbered registers.
6623 (*call_value_0_rex64_ms_sysv): Ditto.
6624 * config/i386/mmx.md (mmx_emms): Ditto.
6627 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
6629 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
6632 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6634 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
6635 (spu_section_type_flags): New function.
6637 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
6639 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
6640 reg_class_contents of FLOAT_REGS into a temporary.
6642 2009-03-02 Richard Guenther <rguenther@suse.de>
6643 Ira Rosen <irar@il.ibm.com>
6645 PR tree-optimization/39318
6646 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
6647 information to the vectorized statement.
6649 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
6651 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
6652 variable. Use defined names instead of magic constants for REX SSE
6655 2009-03-01 Richard Guenther <rguenther@suse.de>
6657 PR tree-optimization/39331
6658 * omp-low.c (lower_send_shared_vars): Do not receive new
6659 values for the reference of DECL_BY_REFERENCE parms or results.
6661 2009-03-01 Jan Hubicka <jh@suse.cz>
6664 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
6665 BLOCK_NONLOCALIZED_VAR): New macros.
6666 (tree_block): Add nonlocalized_vars.
6667 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
6668 gen_decl_die): Add origin argument. Allow generation of die with
6669 origin at hand only.
6670 (gen_member_die, gen_type_die_with_usage, force_decl_die,
6671 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
6673 (gen_block_die): Fix checking for unused blocks.
6674 (process_scope_var): Break out from .... ; work with origins only.
6675 (decls_for_scope) ... here; process nonlocalized list.
6676 (dwarf2out_ignore_block): Look for nonlocalized vars.
6677 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
6679 (dump_scope_block): Dump them.
6680 * tree-inline.c (remap_decls): Handle nonlocalized vars.
6681 (remap_block): Likewise.
6682 (can_be_nonlocal): New predicate.
6683 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
6685 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6687 * configure: Regenerate.
6689 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6691 * optc-gen.awk: No need to duplicate option flags twice.
6692 Reuse help texts for duplicate options which do not have any.
6694 * gcc.c (display_help): Document --version.
6696 * gcc.c (main): If print_help_list and verbose_flag, ensure
6697 driver output comes before subprocess output.
6699 * optc-gen.awk: Assign all remaining fields to help string,
6700 space-separated, for multi-line help in *.opt.
6702 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
6703 -Wno-pedantic-ms-format is for MinGW targets only.
6705 * doc/options.texi (Option file format): Fix bad indentation,
6706 restoring dropped sentence.
6708 2009-02-28 Jan Hubicka <jh@suse.cz>
6710 * tree-inline.c (tree_function_versioning): Output debug info.
6712 2009-02-28 Jan Hubicka <jh@suse.cz>
6715 * tree-inline.c (setup_one_parameter): Do not copy propagate
6716 arguments when not optimizing.
6718 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
6721 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
6722 (avx_addsubv4df3): Likewise.
6723 (*avx_addsubv4sf3): Likewise.
6724 (sse3_addsubv4sf3): Likewise.
6725 (*avx_addsubv2df3): Likewise.
6726 (sse3_addsubv2df3): Likewise.
6727 (avx_unpckhps256): Correct item selectors.
6728 (avx_unpcklps256): Likewise.
6729 (avx_unpckhpd256): Likewise.
6730 (avx_unpcklpd256): Likewise.
6732 2009-02-28 Jan Hubicka <jh@suse.cz>
6734 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
6736 (copy_arguments_for_versioning): If var is declared don't declare it.
6737 (tree_function_versioning): First setup substitutions and then copy
6740 2009-02-27 Jan Hubicka <jh@suse.cz>
6743 * cgraph.h (varpool_output_debug_info): Remove.
6744 * cgraphunit.c (varpool_output_debug_info): Remove.
6745 * dwarf2out.c (deferred_locations_struct): New struct
6746 (deferred_locations): New type.
6747 (deferred_locations_list): New static var.
6748 (deffer_location): New function.
6749 (gen_variable_die): Use it.
6750 (decls_for_scope): Output info on local static vars.
6751 (dwarf2out_finish): Process deferred locations.
6752 * varpool.c (varpool_output_debug_info): Remove.
6754 2009-02-27 Jan Hubicka <jh@suse.cz>
6757 * tree.h (TREE_PROTECTED): Fix comment.
6758 (BLOCK_HANDLER_BLOCK): Remove.
6759 (struct tree_block): Remove handler_block add body_block.
6760 (inlined_function_outer_scope_p): New.
6761 (is_body_block): Remove.
6762 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
6763 * dwarf2out.c (is_inlined_entry_point): Remove.
6764 (add_high_low_attributes): Use inlined_function_outer_scope_p.
6765 (gen_block_die): Use is_inlined_entry_point check. Remove body block
6767 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
6768 * gimplify.c (gimplify_expr): Gimplify body blocks.
6769 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
6770 block with multiple subblocks.
6771 (dump_scope_block): Prettier output; dump more flags and info.
6772 (dump_scope_blocks): New.
6773 (remove_unused_locals): Use dump_scope_blocks.
6774 * tree-flow.h (dump_scope_blocks): Declare.
6775 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
6776 * stmt.c (is_body_block): Remove.
6777 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
6778 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
6780 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
6783 * graphite.c (graphite_loop_normal_form): Do not call
6784 number_of_iterations_exit from a gcc_assert.
6786 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6788 * gcc/config/s390/s390.c (s390_swap_cmp): Look for conditional
6789 jumps if COND is NULL.
6790 (find_cond_jump): New function.
6791 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
6792 * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
6794 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
6796 * config/alpha/alpha.h (alpha_expand_mov): Return false if
6797 force_const_mem returns NULL_RTX.
6799 2009-02-26 Jan Hubicka <jh@suse.cz>
6802 * cgraph.h (varpool_output_debug_info): Remove.
6803 * cgraphunit.c (varpool_output_debug_info): Remove.
6804 * dwarf2out.c (deferred_locations_struct): New struct
6805 (deferred_locations): New type.
6806 (deferred_locations_list): New static var.
6807 (deffer_location): New function.
6808 (gen_variable_die): Use it.
6809 (decls_for_scope): Output info on local static vars.
6810 (dwarf2out_finish): Process deferred locations.
6811 * varpool.c (varpool_output_debug_info): Remove.
6813 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
6815 PR rtl-optimization/39241
6816 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
6817 to subreg_offset_representable_p.
6819 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6821 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
6822 execute function prototype. Get f and nregs from max_reg_num
6823 and get_insns. Remove the first backward pass as it's dead,
6824 guard the forward pass by flag_expensive_optimizations.
6825 (rest_of_handle_regmove): Delete.
6826 (pass_regmove): Replace it with regmove_optimize.
6828 2009-02-25 Martin Jambor <mjambor@suse.cz>
6830 PR tree-optimization/39259
6831 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
6832 calls_alloca function flags.
6833 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
6836 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
6838 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
6839 flags_set_1_rtx, flags_set_1_set): Delete.
6840 (regmove_optimize): Do not call mark_flags_life_zones.
6842 2009-02-24 Julian Brown <julian@codesourcery.com>
6845 * config/arm/arm.c (require_pic_register): Only set
6846 cfun->machine->pic_reg once per function.
6848 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
6850 * doc/invoke.texi (Link Options): Document an easier way to pass
6851 options that take arguments to the GNU linker using -Xlinker and -Wl.
6853 2009-02-24 Steve Ellcey <sje@cup.hp.com>
6856 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
6858 2009-02-24 Richard Guenther <rguenther@suse.de>
6861 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
6863 2009-02-24 Richard Guenther <rguenther@suse.de>
6864 Zdenek Dvorak <ook@ucw.cz>
6866 PR tree-optimization/39233
6867 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
6868 from converting them to a generic type.
6870 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
6872 PR tree-optimization/39260
6873 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
6874 contains a condition with a real type.
6875 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
6877 2009-02-23 Jason Merrill <jason@redhat.com>
6880 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
6881 narrowing_initializer_constant_valid_p.
6882 (narrowing_initializer_constant_valid_p): Don't return
6883 null_pointer_node for adding a pointer to itself.
6885 2009-02-23 Jan Hubicka <jh@suse.cz>
6888 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
6891 2009-02-23 Jan Hubicka <jh@suse.cz>
6893 PR tree-optimization/37709
6894 * tree.c (block_ultimate_origin): Move here from dwarf2out.
6895 * tree.h (block_ultimate_origin): Declare.
6896 * dwarf2out.c (block_ultimate_origin): Move to tree.c
6897 * tree-ssa-live.c (remove_unused_scope_block_p):
6898 Eliminate blocks containig no instructions nor live variables nor
6900 (dump_scope_block): New function.
6901 (remove_unused_locals): Enable removal of dead blocks by default;
6902 enable dumping at TDF_DETAILS.
6904 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6906 * config/i386/i386.c (classify_argument): Don't allow COImode
6908 (function_arg_advance_32): Don't allow OImode.
6909 (function_arg_32): Likewise.
6910 (function_value_32): Likewise.
6911 (return_in_memory_32): Likewise.
6912 (function_arg_64): Remove OImode comment.
6914 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6917 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
6918 ix86_expand_vector_set for V4DImode in 64bit mode only.
6919 (ix86_expand_vector_init_one_var): Likewise.
6921 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
6923 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
6925 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6928 * loop-iv.c: Revert last change.
6929 * emit-rtl.c: Likewise.
6931 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
6934 * config/i386/i386.c (type_natural_mode): Remove an extra
6935 space in the warning message.
6936 (function_value_32): Handle 32-byte vector modes.
6937 (return_in_memory_32): Likewise.
6939 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
6941 * loop-iv.c (truncate_value): New function.
6942 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
6944 (lowpart_subreg): Move to...
6945 * emit-rtl.c: ...here.
6947 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
6949 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
6950 accidental and undocumented change at revision 140860.
6952 2009-02-21 Joseph Myers <joseph@codesourcery.com>
6954 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
6955 take gimple_seq * arguments.
6956 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
6957 types_compatible_p langhook.
6959 2009-02-20 Mark Mitchell <mark@codesourcery.com>
6960 Joseph Myers <joseph@codesourcery.com>
6962 * config/arm/arm.c (arm_builtin_va_list): New function.
6963 (arm_expand_builtin_va_start): Likewise.
6964 (arm_gimplify_va_arg_expr): Likewise.
6965 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
6966 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
6967 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
6968 (va_list_type): New variable.
6969 (arm_mangle_type): Mangle va_list_type appropriately.
6971 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6974 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
6975 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
6976 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
6977 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
6978 parameter to 1000 for -O1 by default.
6979 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
6981 * loop-invariant.c: Include params.h.
6982 (move_loop_invariants): Don't call move_single_loop_invariants on
6985 2009-02-20 Jaka Mocnik <jaka@xlab.si>
6987 * calls.c (emit_library_call_value_1): Use slot_offset instead of
6988 offset when calculating bounds for indexing stack_usage_map. Fixes
6989 a buffer overflow with certain target setups.
6991 2009-02-20 Jakub Jelinek <jakub@redhat.com>
6994 * calls.c (expand_call): Clear try_tail_call if caller and callee
6995 disagree in promotion of function return value.
6997 2009-02-19 Jakub Jelinek <jakub@redhat.com>
7000 * c-common.c (c_determine_visibility): If visibility changed and
7001 DECL_RTL has been already set, call make_decl_rtl to update symbol
7004 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
7007 * varasm.c (assemble_variable): Don't check DECL_NAME when
7008 globalizing a variable.
7010 2009-02-19 Joseph Myers <joseph@codesourcery.com>
7013 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
7014 expression before any __builtin_trap call.
7015 * c-typeck.c (build_function_call): Convert and check function
7016 arguments before generating a call to a trap. Evaluate the
7017 function arguments before the trap.
7019 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
7022 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
7023 (UNSPEC_FXAM_MEM): New unspec.
7024 (fxam<mode>2_i387_with_temp): New insn and split pattern.
7025 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
7026 memory using fxam<mode>2_i387_with_temp to remove excess precision.
7028 2009-02-19 Richard Guenther <rguenther@suse.de>
7030 PR tree-optimization/39207
7031 PR tree-optimization/39074
7032 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
7033 storedanything_tree): New.
7034 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
7035 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
7036 (build_succ_graph): Add edges from STOREDANYTHING to all
7038 (init_base_vars): Initialize STOREDANYTHING.
7039 (compute_points_to_sets): Free substitution info after
7040 building the succ graph.
7041 (ipa_pta_execute): Likewise.
7043 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
7045 (do_ds_constraint): Do not add to special var or non-pointer
7047 (type_could_have_pointers): Split out from ...
7048 (could_have_pointers): ... here. For arrays use the element type.
7049 (create_variable_info_for): Initialize may_have_pointers.
7050 (new_var_info): Likewise.
7051 (handle_lhs_call): Make the HEAP variable unknown-sized.
7052 (intra_create_variable_infos): Use a type with pointers for
7053 PARM_NOALIAS, make it unknown-sized.
7055 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
7058 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
7060 2009-02-18 Jason Merrill <jason@redhat.com>
7063 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
7064 value if DECL_EXTERNAL.
7065 * tree-sra.c (sra_walk_gimple_assign): Likewise.
7066 * target.h (gcc_target::binds_local_p): Clarify "module".
7067 * tree.h (TREE_PUBLIC): Clarify "module".
7069 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
7072 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
7073 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
7075 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
7078 * c.opt (Wabi): Support C and ObjC.
7081 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
7083 * config/i386/i386.c (classify_argument): Warn once about the ABI
7084 change when passing union with long double.
7086 * doc/invoke.texi: Update -Wabi for warning psABI changes.
7088 2009-02-18 Joseph Myers <joseph@codesourcery.com>
7091 * c-parser.c (c_parser_compound_statement): Always enter and leave
7094 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7097 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
7099 2009-02-18 Jakub Jelinek <jakub@redhat.com>
7101 PR tree-optimization/36922
7102 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
7103 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
7106 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7108 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
7111 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7113 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
7115 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
7117 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
7120 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
7121 Richard Sandiford <rdsandiford@googlemail.com>
7123 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
7124 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
7125 (loongson_biadd): ...this.
7127 2009-02-17 Richard Guenther <rguenther@suse.de>
7129 PR tree-optimization/39202
7130 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
7131 a var make sure to follow existing collapses.
7133 2009-02-17 Richard Guenther <rguenther@suse.de>
7136 * langhooks.c (lhd_print_error_function): Check for NULL block.
7138 2009-02-17 Richard Guenther <rguenther@suse.de>
7140 PR tree-optimization/39204
7141 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
7144 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
7146 * config/soft-fp/double.h: Update from glibc CVS.
7148 2009-02-17 Richard Guenther <rguenther@suse.de>
7150 PR tree-optimization/39207
7151 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
7152 strict-aliasing warnings for pointers pointing to NULL.
7154 2009-02-16 Joseph Myers <joseph@codesourcery.com>
7157 * c-parser.c (c_parser_braced_init): Call pop_init_level when
7158 skipping until next close brace.
7160 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
7163 * config/i386/i386.c (ix86_expand_push): Set memory alignment
7164 to function argument boundary.
7166 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
7168 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
7169 in the lea_add. Reload eventually constraints it properly.
7170 * config/picochip/constraints.md : Remove the target constraint
7171 "b", since it is not needed anymore.
7173 2009-02-16 Jakub Jelinek <jakub@redhat.com>
7175 * gthr-dce.h: Uglify function parameter and local variable names.
7176 * gthr-gnat.h: Likewise.
7177 * gthr-mipssde.h: Likewise.
7178 * gthr-nks.h: Likewise.
7179 * gthr-posix95.h: Likewise.
7180 * gthr-posix.h: Likewise.
7181 * gthr-rtems.h: Likewise.
7182 * gthr-single.h: Likewise.
7183 * gthr-solaris.h: Likewise.
7184 * gthr-tpf.h: Likewise.
7185 * gthr-vxworks.h: Likewise.
7186 * gthr-win32.h: Likewise.
7188 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
7191 * config/i386/i386.md: Restrict the new peephole2 to move
7192 between MMX/SSE registers.
7194 2009-02-15 Richard Guenther <rguenther@suse.de>
7197 2009-02-13 Richard Guenther <rguenther@suse.de>
7199 * configure.ac: Enable LFS.
7200 * configure: Re-generate.
7201 * config.in: Likewise.
7203 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7205 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
7206 spu_srqwbyte, spu_srqwbytebc): Define.
7207 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
7208 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
7209 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
7210 "shrqby_<mode>"): New insn-and-split patterns.
7211 * config/spu/spu.c (expand_builtin_args): Determine and return
7212 number of operands using spu_builtin_description data.
7213 (spu_expand_builtin_1): Use it.
7215 2009-02-13 Steve Ellcey <sje@cup.hp.com>
7218 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
7221 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7224 * config/i386/i386.c (override_options): Correct warning
7225 messages for -malign-loops, -malign-jumps and -malign-functions.
7227 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7230 * config/i386/i386.md: Restrict the new peephole2 to move
7231 between the general purpose registers.
7233 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
7236 * config/i386/i386.c (type_natural_mode): Add a new argument.
7237 Return the original mode and warn ABI change if vector size is 32byte.
7238 (function_arg_advance): Updated.
7239 (function_arg): Likewise.
7240 (ix86_function_value): Likewise.
7241 (ix86_return_in_memory): Likewise.
7242 (ix86_sol10_return_in_memory): Likewise.
7243 (ix86_gimplify_va_arg): Likewise.
7244 (function_arg_32): Don't warn ABX ABI change here.
7245 (function_arg_64): Likewise.
7247 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
7249 * loop-iv.c (implies_p): In the final case, test that operands 0
7250 of the two comparisons match.
7252 * config/bfin/bfin.c (find_prev_insn_start): New function.
7253 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
7254 (find_next_insn_start): Move.
7256 2009-02-13 Richard Guenther <rguenther@suse.de>
7258 * configure.ac: Enable LFS.
7259 * configure: Re-generate.
7260 * config.in: Likewise.
7262 2009-02-13 Joseph Myers <joseph@codesourcery.com>
7265 * c-parser.c (c_parser_parms_list_declarator): Discard pending
7266 sizes on syntax error after some arguments have been parsed.
7268 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7270 * doc/invoke.texi (-fira): Remove.
7272 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7274 * caller-save.c: Replace regclass.c with reginfo.c in comments.
7275 * recog.c: Likewise.
7278 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
7280 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
7281 (umul_ppmm): Likewise.
7282 (count_leading_zeros): Likewise.
7283 (count_trailing_zeros): Likewise.
7284 (UMUL_TIME): Likewise.
7286 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7288 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
7289 soft-fp/t-softfp to tmake_file.
7291 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
7292 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
7293 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
7294 IA64_BUILTIN_INFQ]: New.
7295 (ia64_init_builtins): Initialize __builtin_infq,
7296 __builtin_fabsq and __builtin_copysignq if not HPUX.
7297 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
7298 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
7300 * config/ia64/lib1funcs.asm (__divtf3): Define only if
7302 (__fixtfti): Likewise.
7303 (__fixunstfti): Likewise.
7304 (__floattitf): Likewise.
7306 * config/ia64/libgcc-glibc.ver: New.
7307 * config/ia64/t-fprules-softfp: Likewise.
7308 * config/ia64/sfp-machine.h: Likewise.
7310 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
7311 (LIBGCC2_TF_CEXT): Likewise.
7312 (TF_SIZE): Likewise.
7313 (TARGET_INIT_LIBFUNCS): Likewise.
7315 * config/ia64/t-glibc (SHLINB_MAPFILES):
7316 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
7318 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
7320 * config/i386/i386.c (construct_container): Rewrite processing
7321 BLKmode with X86_64_SSE_CLASS.
7323 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
7326 * config/i386/i386.md: Replace simplify_replace_rtx with
7327 replace_rtx in the new peephole2.
7329 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
7331 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
7332 loop unrolling do not happen at -O2.
7334 2009-02-12 Michael Matz <matz@suse.de>
7336 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
7338 2009-02-12 Jakub Jelinek <jakub@redhat.com>
7340 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
7343 2009-02-12 Ben Elliston <bje@au.ibm.com>
7345 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
7346 patterns when updating the back chain. Missed in the 2009-02-10
7349 2009-02-11 Janis Johnson <janis187@us.ibm.com>
7351 * doc/extend.texi (Decimal Floating Types): Update identifier of
7352 draft TR and list of missing support.
7354 2009-02-11 Jakub Jelinek <jakub@redhat.com>
7357 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
7358 bit to variable length decl's flags, add it also to its
7359 pointer replacement variable.
7361 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
7362 Jakub Jelinek <jakub@redhat.com>
7365 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
7366 (memory_blockage): New expander.
7367 (*memory_blockage): New insn pattern.
7368 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
7369 instead of general blockage at the end of function prologue when
7370 frame pointer is used to access red zone area. Do not emit blockage
7371 when profiling, it is emitted in generic code.
7372 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
7373 function epilogue when frame pointer is used to access red zone area.
7375 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
7378 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
7379 by arithmetic with memory operands.
7380 * config/i386/predicates.md (commutative_operator): New.
7382 2009-02-10 Janis Johnson <janis187@us.ibm.com>
7384 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
7387 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
7389 * alias.h (record_alias_subset): Declare.
7390 * alias.c (record_alias_subset): Make global.
7392 2009-02-10 Nick Clifton <nickc@redhat.com>
7394 * tree-parloops.c: Change license to GPLv3.
7395 * ipa-struct-reorg.c: Change license to GPLv3.
7396 * ipa-struct-reorg.h: Change license to GPLv3.
7398 2009-02-10 Steve Ellcey <sje@cup.hp.com>
7401 * c-decl.c (start_struct): Return NULL on error.
7403 2009-02-10 Jakub Jelinek <jakub@redhat.com>
7406 * cfgloopmanip.c (remove_path): Call remove_bbs after
7407 cancel_loop_tree, not before it.
7410 * function.h (struct function): Add has_local_explicit_reg_vars bit.
7411 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
7412 VAR_DECLs were seen.
7413 * tree-ssa-live.c (remove_unused_locals): Recompute
7414 cfun->has_local_explicit_reg_vars.
7415 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
7416 copies or clearings if cfun->has_local_explicit_reg_vars.
7418 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
7421 * config/i386/i386.c (expand_prologue): Emit blockage at the end
7422 of function prologue when frame pointer is used to access
7425 2009-02-10 Richard Guenther <rguenther@suse.de>
7428 * gimplify.c (gimple_regimplify_operands): Always look if
7429 we need to create a temporary.
7431 2009-02-10 Richard Guenther <rguenther@suse.de>
7433 PR tree-optimization/39132
7434 * tree-loop-distribution.c (todo): New global var.
7435 (generate_memset_zero): Trigger TODO_rebuild_alias.
7436 (tree_loop_distribution): Return todo.
7438 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
7441 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
7442 (x86_64_reg_class_name): Removed.
7443 (classify_argument): Return 0 if bytes > 32. Return 0 if the
7444 first one isn't X86_64_SSE_CLASS or any other ones aren't
7445 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
7446 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
7447 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
7448 and 3 X86_64_SSEUP_CLASS.
7449 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
7450 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
7452 2009-02-10 Ben Elliston <bje@au.ibm.com>
7454 * config/rs6000/rs6000.md (allocate_stack): Always use an update
7455 form instruction to update the stack back chain word, even if the
7456 user has disabled the generation of update instructions.
7457 (movdi_<mode>_update_stack): New.
7458 (movsi_update_stack): Likewise.
7459 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
7460 always use an update form instruction to update the stack back
7463 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
7466 * graphite.c (if_region_set_false_region): After moving a region in
7467 the false branch of a condition, remove the empty dummy basic block.
7468 (gloog): Remove wrong fix for PR38953.
7470 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7472 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
7473 generation due to implicit sign extension.
7475 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
7478 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
7479 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
7481 2009-02-09 Richard Guenther <rguenther@suse.de>
7484 * convert.c (convert_to_real): Disable (float)fn((double)x)
7485 to fnf(x) conversion if errno differences may occur and
7486 -fmath-errno is set.
7488 2009-02-07 Anatoly Sokolov <aesok@post.ru>
7490 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
7491 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7492 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7494 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7497 * c-common.c (handle_alias_attribute): Disallow attribute for
7498 anything not a FUNCTION_DECL or VAR_DECL.
7500 2009-02-06 Janis Johnson <janis187@us.ibm.com>
7503 * real.c (do_compare): Special-case compare of zero against
7504 decimal float value.
7506 2009-02-06 Joseph Myers <joseph@codesourcery.com>
7509 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
7510 as indicating flexible array members unless the field itself is
7511 being declarared as the incomplete array.
7513 2009-02-06 Jan Hubicka <jh@suse.cz>
7515 PR tree-optimization/38844
7516 * ipa-inline.c (try_inline): Stop inlining recursion when edge
7519 2009-02-06 Richard Guenther <rguenther@suse.de>
7522 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
7523 fork because we may expand it as __gcov_fork.
7525 2009-02-06 Nick Clifton <nickc@redhat.com>
7527 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
7529 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
7531 PR tree-optimization/35659
7532 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
7533 vn_phi_eq): Shortcut if hashcode does not match.
7534 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
7536 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
7537 and avoid iterative_hash_expr.
7538 (FOR_EACH_VALUE_ID_IN_SET): New.
7539 (value_id_compare): Remove.
7540 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
7541 sort expressions by value id.
7543 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
7546 * config/sh/predicates.md (general_movsrc_operand): Don't check
7547 the subreg of system registers here.
7549 2009-02-05 Jakub Jelinek <jakub@redhat.com>
7552 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
7555 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
7557 PR rtl-optimization/39110
7558 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
7559 addresses, not aligned ones.
7561 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
7562 Richard Guenther <rguenther@suse.de>
7564 PR tree-optimization/39100
7565 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
7566 comment says and add edges.
7568 2009-02-05 Joseph Myers <joseph@codesourcery.com>
7571 * c-common.c (handle_tls_model_attribute): Ignore attribute for
7572 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
7574 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
7576 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
7577 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
7578 register_bb_in_sese, new_sese, free_sese): Moved.
7579 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
7580 outermost_loop_in_scop, build_scop_iteration_domain,
7581 expand_scalar_variables_ssa_name, get_vdef_before_scop,
7582 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
7583 Use loop_in_sese_p instead of loop_in_scop_p.
7584 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
7585 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
7586 (scopdet_basic_block_info): Fix bug in scop detection.
7587 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
7588 eq_loop_to_cloog_loop): Remove.
7589 (nb_loops_around_loop_in_scop, nb_loop
7590 ref_nb_loops): Moved here...
7591 * graphite.h (ref_nb_loops): ... from here.
7592 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
7593 (loop_domain_dim, loop_iteration_vector_dim): Remove.
7594 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
7595 * testsuite/gcc.dg/graphite/scop-19.c: New
7597 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
7598 Hans-Peter Nilsson <hp@axis.com>
7600 PR rtl-optimization/37889
7601 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
7602 Move offset handling from PLUS to before the switch. Use new
7603 arguments when considering SYMBOL_REFs too.
7604 (rtx_addr_can_trap_p): Pass dummy offset and size.
7605 (enum may_trap_p_flags): Remove.
7606 (may_trap_p_1): Pass size from MEM_SIZE.
7608 PR rtl-optimization/38921
7609 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
7610 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
7611 * rtlanal.c (may_trap_after_code_motion_p): Delete.
7612 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
7614 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
7616 AVX Programming Reference (January, 2009)
7617 * config/i386/sse.md (*vpclmulqdq): New.
7619 2009-02-04 Jakub Jelinek <jakub@redhat.com>
7621 PR tree-optimization/38977
7622 PR gcov-profile/38292
7623 * calls.c (special_function_p): Disregard __builtin_ prefix.
7625 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
7627 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
7628 non-indexable addresses even before reload.
7630 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7633 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
7634 as having variable size. Do not give an error for unnamed
7635 parameters with [*] declarators. Give a warning for type names
7636 with [*] declarators and mark them as variable size.
7637 * c-parser.c (c_parser_sizeof_expression): Do not give an error
7638 for sizeof applied to [*] type names.
7640 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7643 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
7645 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7647 * gcc.c (process_command): Update copyright notice dates.
7648 * gcov.c (print_version): Likewise.
7649 * gcov-dump.c (print_version): Likewise.
7650 * mips-tfile.c (main): Likewise.
7651 * mips-tdump.c (main): Likewise.
7653 2009-02-03 Joseph Myers <joseph@codesourcery.com>
7656 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
7657 for composite type involving a zero-length array type.
7659 2009-02-03 Jakub Jelinek <jakub@redhat.com>
7662 * function.c (match_asm_constraints_1): Skip over
7663 initial optional % in the constraint.
7666 * c-parser.c (c_parser_postfix_expression): If fixed point is not
7667 supported, don't accept FIXED_CSTs.
7668 * c-decl.c (finish_declspecs): Error if fixed point is not supported
7669 and _Sat is used without _Fract/_Accum. Set specs->type to
7670 integer_type_node for cts_fract/cts_accum if fixed point is not
7673 2009-02-02 Catherine Moore <clm@codesourcery.com>
7675 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
7677 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
7679 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
7680 (ABI_HAS_64BIT_SYMBOLS): Use it.
7681 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
7683 2009-02-02 Paul Brook <paul@codesourcery.com>
7685 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
7687 2009-02-02 Jakub Jelinek <jakub@redhat.com>
7690 * recog.h (asm_operand_ok): Add constraints argument.
7691 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
7692 recurse on matching constraint.
7693 (check_asm_operands): Pass constraints as 3rd argument to
7694 asm_operand_ok. Don't look up matching constraint here.
7695 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
7698 2009-02-02 Ben Elliston <bje@au.ibm.com>
7700 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
7701 TARGET_NARROW_VOLATILE_BITFIELD macro names.
7703 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7705 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
7706 information. Remove some obsolete information. Reorganize.
7708 * config/pa/fptr.c: Revert license to GPL 2.
7709 * config/pa/milli64.S: Likewise.
7711 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7714 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
7715 LIBRARY name in, instead of hard-coding it.
7716 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
7717 extra target make frag to tmake_files according to EH model.
7718 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
7719 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
7720 frags that define makefile variable EH_MODEL appropriately.
7721 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
7722 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
7723 to "-sjlj" according to type of EH configured.
7724 (LIBGCC_SONAME): Concatenate it to shared library base name.
7725 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
7726 to "_sjlj" according to type of EH configured.
7727 (LIBGCC_SONAME): Concatenate it to shared library base name.
7728 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
7729 (SHLIB_LINK): Add missing semicolon to if-else construct.
7730 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7731 string value of "pe_dll" command-line option.
7732 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
7733 (SHLIB_SONAME): Use it when overriding t-cygming default.
7734 (SHLIB_IMPLIB): Override t-cygming default.
7735 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
7736 string value of "pe_dll" command-line option.
7738 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
7741 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
7742 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
7744 2009-01-31 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/38937
7747 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
7748 computing the transitive closure.
7750 2009-01-30 Richard Guenther <rguenther@suse.de>
7752 PR tree-optimization/39041
7753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
7754 Propagate variable indices only if the types match for this stmt.
7756 2009-01-30 Jakub Jelinek <jakub@redhat.com>
7759 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
7760 inline but never defined.
7762 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
7764 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
7765 (*insv_h_di_reg_extimm): New insn.
7766 (*insv_l<mode>_reg_extimm): New insn.
7768 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7770 * config/picochip/picochip.c (flag_conserve_stack): set
7771 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
7772 fconserve-stack. Reduce call-overhead used by inliner.
7774 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
7777 * common.opt (flag_conserve_stack): Initialised to zero.
7779 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
7782 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
7783 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
7786 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
7788 * ira-color.c (allocno_reload_assign): Update comments.
7789 * regmove.c (regmove_optimize): Likewise.
7793 2009-01-29 Robert Millan <rmh@aybabtu.com>
7795 * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
7796 * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
7797 `MD_UNWIND_SUPPORT'.
7798 * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
7800 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
7802 PR tree-optimization/39007
7803 * tree-loop-distribution.c (generate_builtin): Use
7804 recompute_dominator to compute the immediate dominator of the
7805 basic block just after the loop.
7807 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7809 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
7810 (ASM_OUTPUT_DWARF_PCREL): Define.
7812 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
7814 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
7815 * doc/passes.texi: Remove entries about regclass, local-alloc, and
7816 global. Modify entries about regmove and IRA.
7818 * ra-conflict.c: Remove the file.
7820 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
7822 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
7823 (pass_regclass_init): Rename to pass_reginfo_init.
7825 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
7827 * toplev.h (flag_ira): Remove.
7829 * caller-save.c (setup_save_areas): Remove flag_ira.
7831 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
7833 * global.c: Remove the file.
7835 * opts.c (decode_options): Remove flag_ira.
7837 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
7839 * regmove.c: Modify file description.
7840 (find_use_as_address, try_auto_increment): Define them only if
7841 AUTO_INC_DEC is defined.
7842 (replacement_quality, replace_in_call_usage, fixup_match_1,
7843 stable_and_no_regs_but_for_p): Remove.
7844 (reg_set_in_bb): Make it static.
7845 (regmove_optimize): Remove flag_ira and code which worked for
7848 * local-alloc.c: Remove the file.
7850 * common.opt (fira): Remove.
7852 * ira.c: Include except.h.
7853 (eliminable_regset): Move from global.c.
7854 (mark_elimination): Ditto. Remove flag_ira.
7855 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
7856 equiv_mem_modified, validate_equiv_mem_from_store,
7857 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
7858 contains_replace_regs, memref_referenced_p, memref_used_between_p,
7859 no_equiv, recorded_label_ref): Move from local-alloc.c.
7860 (update_equiv_regs): Ditto. Make it static.
7861 (print_insn_chain, print_insn_chains): Move it from global.c.
7862 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
7863 (build_insn_chain): Ditto. Make it static.
7864 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
7865 Rename to init_live_subregs.
7866 (gate_ira): Remove flag_ira.
7868 * regclass.c: Rename reginfo.c. Change file description.
7869 (FORBIDDEN_INC_DEC_CLASSES): Remove.
7870 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
7871 (init_reg_sets_1): Remove code for evaluation of
7872 reg_class_superclasses and losing_caller_save_reg_set.
7873 (init_regs): Remove init_reg_autoinc.
7874 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
7875 ok_for_base_p_nonstrict): Remove.
7876 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
7877 (pass_regclass_init): Rename to pass_reginfo_init. Modify
7878 corresponding entries.
7879 (dump_regclass, record_operand_costs, scan_one_insn,
7880 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
7881 record_address_regs, auto_inc_dec_reg_p): Remove.
7882 (gt-regclass.h): Rename to gt-reginfo.h.
7884 * rtl.h (dump_global_regs, retry_global_alloc,
7885 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
7887 * Makefile.in (RA_H): Remove.
7888 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
7889 Rename regclass.o to reginfo.o.
7890 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
7892 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
7893 (GTFILES): Rename regclass.c to reginfo.c.
7895 * passes.c (init_optimization_passes): Remove pass_local_alloc and
7896 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
7898 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
7899 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
7901 (finish_spills): Ditto. Remove code for !flag_ira.
7903 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
7906 * doc/invoke.texi (rtl debug options): Complete rewrite.
7907 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
7909 * mode-switching.c (pass_mode_switching): Rename pass from
7910 "mode-sw" to "mode_sw".
7911 * except.c (pass_convert_to_eh_ranges): Rename pass from
7912 "eh-ranges" to "eh_ranges".
7913 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
7917 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
7918 Alexander Monakov <amonakov@ispras.ru>
7921 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
7923 (move_exprs_to_boundary): Change return type and pass through
7924 should_move from move_op. Relax assert. Update usage ...
7925 (schedule_expr_on_boundary): ... here. Use should_move instead of
7927 (move_op_orig_expr_found): Indicate that insn was disconnected from
7929 (code_motion_process_successors): Do not call after_merge_succs
7930 callback if original expression was not found when traversing any of
7932 (code_motion_path_driver): Change return type. Update prototype.
7933 (move_op): Update comment. Add a new parameter (should_move). Update
7934 prototype. Set *should_move based on indication provided by
7935 move_op_orig_expr_found.
7937 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
7939 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
7940 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
7941 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
7942 * config/rs6000/rs6000.c (rs6000_override_options): Default
7943 avoid-indexed-addresses on for Power6, off for everything else.
7944 (avoiding_indexed_address_p): New function.
7945 (rs6000_legitimize_address): Use it.
7946 (rs6000_legitimate_address): Likewise.
7947 * config/rs6000/rs6000.md (movXX_updateX): Likewise
7949 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
7951 PR tree-optimization/38997
7952 * tree-loop-distribution.c (generate_memset_zero): Use
7953 POINTER_PLUS_EXPR for a pointer addition.
7955 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
7957 * config/s390/s390.md (bswap<mode>2): New pattern added.
7959 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7961 * config/s390/s390.md (*tls_load_31): Added type attribute.
7963 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7965 * config/s390/s390.md: Fix a few comments.
7967 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
7969 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
7970 (*tm<mode>_full): Fixed z10prop attribute.
7971 (*tst<mode>_extimm): Fixed z10prop attribute.
7972 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
7973 (*tstqiCCT_cconly): Fixed z10prop attribute.
7974 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
7975 (*movsi_larl): Fixed z10prop attribute.
7976 (*movsi_zarch): Fixed z10prop attribute.
7977 (*movsi_eas): Fixed z10prop attribute.
7978 (*movhi): Fixed z10prop attribute.
7979 (*movqi): Fixed z10prop attribute.
7980 (*movstrictqi): Fixed z10prop attribute.
7981 (*mov<mode>): Fixed z10prop attribute.
7982 (*movcc): Fixed z10prop attribute.
7983 (*sethighpartdi_64): Fixed z10prop attribute.
7984 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
7985 (*negdi2_sign_cc): Fixed z10prop attribute.
7986 (*negdi2_sign): Fixed z10prop attribute.
7987 (*absdi2_sign_cc): Fixed z10prop attribute.
7988 (*absdi2_sign): Fixed z10prop attribute.
7989 (*negabsdi2_sign_cc): Fixed z10prop attribute.
7990 (*negabsdi2_sign): Fixed z10prop attribute.
7991 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
7992 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
7993 (doloop_si64): Fixed z10prop attribute.
7994 (doloop_si31): Fixed z10prop attribute.
7995 (doloop_long): Fixed z10prop attribute.
7996 (indirect_jump): Fixed z10prop attribute.
7997 (nop): Fixed z10prop attribute.
7998 (main_base_64): Fixed z10prop attribute.
7999 (reload_base_64): Fixed z10prop attribute.
8001 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8003 PR rtl-optimization/38740
8004 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
8006 * config/mips/mips.c (mips_reorg): Likewise.
8008 2009-01-28 Richard Guenther <rguenther@suse.de>
8010 PR tree-optimization/38926
8011 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
8012 with the correct value id to a value.
8013 (do_regular_insertion): Use the value number of edoubleprime
8014 for the value number of the expr.
8017 2008-08-21 Richard Guenther <rguenther@suse.de>
8019 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
8020 a PHI ask VN if it is already available.
8021 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
8022 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
8024 2009-01-28 Jakub Jelinek <jakub@redhat.com>
8027 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
8028 set to varying whenever max has TREE_OVERFLOW set, similarly
8029 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
8031 2009-01-28 Richard Guenther <rguenther@suse.de>
8034 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
8035 uninitialized aggregate uses in call arguments.
8037 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
8039 PR tree-optimization/38984
8040 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
8041 the nothing_id variable if -fno-delete-null-pointer-checks.
8043 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
8046 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
8047 (set_got_offset_rex64): Ditto.
8049 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
8052 * doc/extend.texi: Improve local variable with asm reg.
8054 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
8056 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
8057 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
8058 was not supplied then set warn_packed_bitfield_compat to the
8060 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
8063 2009-01-27 Richard Guenther <rguenther@suse.de>
8065 PR tree-optimization/38503
8066 * cfgexpand.c (expand_gimple_basic_block): Ignore
8067 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
8068 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
8069 variables that cannot have TBAA applied.
8070 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
8073 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
8076 * calls.c (initialize_argument_information): Do not wrap complex
8077 arguments in SAVE_EXPR.
8079 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
8081 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
8082 (INSTALL_LIBGCC): Revert typo commit.
8084 2009-01-26 Richard Guenther <rguenther@suse.de>
8086 PR tree-optimization/38745
8087 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
8088 from special handling.
8090 2009-01-26 Richard Guenther <rguenther@suse.de>
8092 PR tree-optimization/38745
8093 * tree-ssa.c (execute_update_addresses_taken): Do not include
8094 variables that cannot possibly be a register in not_reg_needs.
8095 Do not clear TREE_ADDRESSABLE on vars that may not become
8097 * tree-ssa.c (update_alias_info_1): Include those in the set
8098 of addressable vars.
8100 2009-01-26 Richard Guenther <rguenther@suse.de>
8103 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
8104 * tree-ssa-dse.c: Include langhooks.h
8105 (execute_simple_dse): Remove stores with zero size.
8107 2009-01-24 Jakub Jelinek <jakub@redhat.com>
8110 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
8113 2009-01-24 Julian Brown <julian@codesourcery.com>
8115 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
8116 config/arm/linux-atomic.c.
8117 * config/arm/linux-atomic.c: New.
8119 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
8121 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
8122 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
8123 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
8125 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
8128 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
8131 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
8133 PR tree-optimization/38953
8134 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
8135 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
8136 (gloog): Split the exit of the scop when the scop exit is a loop exit.
8137 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
8140 2009-01-24 Paul Brook <paul@codesourcery.com>
8142 * config/arm/neon.md (neon_type): Move to arm.md.
8143 (neon_mov<VSTRUCT>): Add neon_type attribute.
8144 * config/arm/arm.md (neon_type): Move to here.
8145 (conds): Add "unconditioal" and use as default for NEON insns.
8147 2009-01-24 Ben Elliston <bje@au.ibm.com>
8149 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
8150 void *' warning from -Wc++-compat.
8151 * Makefile.in (dominance.o-warn): Remove.
8153 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
8155 PR tree-optimization/38932
8156 * fold-const.c (fold_unary_ignore_overflow): New.
8157 * tree.h (fold_unary_ignore_overflow): Declare.
8158 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
8159 * tree-ssa-sccvn.c (visit_reference_op_load,
8160 simplify_unary_expression): Likewise.
8162 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
8164 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
8165 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
8166 regardless of their type.
8167 * c-common.c (handle_packed_attribute): Don't ignore packed on
8169 * c.opt (Wpacked-bitfield-compat): New warning option.
8170 * stor-layout.c (place_field): Warn if offset of a field changed.
8171 * doc/extend.texi (packed): Mention the ABI change.
8172 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
8173 (Warning Options): Add it to the list.
8175 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
8177 * c-opts.c (c_common_post_options): Fix a typo in comments.
8179 2009-01-22 Steve Ellcey <sje@cup.hp.com>
8182 * gimplify.c (gimplify_init_constructor): Fix promotion of const
8183 variables to static.
8184 * doc/invoke.texi (-fmerge-all-constants): Update description.
8186 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
8189 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
8190 (*movdi_1_rex64): Use type "mmx" for alternative 5.
8192 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
8194 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
8196 (LOCAL_ALIGNMENT): Similarly.
8198 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8199 Joseph Myers <joseph@codesourcery.com>
8201 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
8202 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
8203 * config/arm/arm-tune.md: Regenerate.
8204 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
8207 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
8209 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
8210 version number to five.
8212 2009-01-22 Dodji Seketeli <dodji@redhat.com>
8215 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
8216 * c-common.c (set_underlying_type): Likewise.
8217 (is_typedef_decl ): Likewise
8219 (set_underlying_type): Likewise.
8220 (is_typedef_type): Likewise.
8222 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
8225 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
8228 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
8231 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
8232 (LIBGCC_SPEC): Don't define.
8233 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
8235 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
8237 PR rtl-optimization/38879
8238 * alias.c (base_alias_check): Unaligned access via AND address can
8239 alias all surrounding object types except those with sizes equal
8240 or wider than the size of unaligned access.
8242 2009-01-21 Dodji Seketeli <dodji@redhat.com>
8245 * c-decl.c (clone_underlying_type): Move this ...
8246 * c-common.c (set_underlying_type): ... here.
8247 Also, make sure the function properly sets TYPE_STUB_DECL() on
8248 the newly created typedef variant type.
8249 (is_typedef_decl ): New entry point.
8250 * tree.h: Added a new member member_types_needing_access_check to
8251 struct tree_decl_non_common.
8252 (set_underlying_type): New entry point.
8253 (is_typedef_type): Likewise.
8255 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
8257 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
8258 Check whether two instructions have memory references that
8259 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
8260 are helper functions for traversing.
8261 * alias.h (insn_alias_sets_confilict_p): New prototypes.
8262 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
8263 not to draw dependency edge for instructions with non-conflicting
8266 2009-01-20 Joseph Myers <joseph@codesourcery.com>
8269 * longlong.h: Update copyright years. Use soft-fp license notice.
8270 Sync __clz_tab declaration with glibc.
8272 2009-01-20 Steve Ellcey <sje@cup.hp.com>
8275 * doc/extend.texi (syscall_linkage): New.
8276 (version_id): Modify.
8278 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8279 Richard Guenther <rguenther@suse.de>
8281 PR tree-optimization/38747
8282 PR tree-optimization/38748
8283 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
8284 conversion if the base address is an indirect reference and the
8285 aliasing sets could cause issues.
8287 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8289 * common.opt (fgraphite, fgraphite-identity): Add comment for
8290 explaining why these options are not documented.
8292 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
8294 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
8295 gimple_call_lhs is NULL.
8297 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
8300 * emit-rtl.c (adjust_address_1): Make sure memref is never
8303 2009-01-20 Ben Elliston <bje@au.ibm.com>
8305 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8306 const qualifier from arg parameter. Remove unnecessary cast to char *.
8307 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
8308 const qualifier from arg 2.
8310 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
8312 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
8314 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
8317 * rtl.h (reinit_regs): New prototype.
8318 * regclass.c: Include ira.h.
8320 * Makefile.in (regclass.o): Add ira.h.
8321 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
8323 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
8326 * c-common.c (handle_aligned_attribute): Use
8327 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
8328 default alignment value.
8330 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
8332 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
8333 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
8335 * doc/extend.texi: Update __attribute__ ((aligned)). Document
8336 __BIGGEST_ALIGNMENT__.
8338 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
8340 2009-01-18 Richard Guenther <rguenther@suse.de>
8342 PR tree-optimization/38819
8343 * tree-flow.h (operation_could_trap_helper_p): Declare.
8344 * tree-eh.c (operation_could_trap_helper_p): Export.
8345 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
8346 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
8347 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
8348 are about to insert a possibly trapping instruction and fail
8351 2009-01-18 Andreas Schwab <schwab@suse.de>
8353 * doc/install.texi (Configuration): Remove obsolete paragraph
8354 about use of --with-gnu-ld with --with-gnu-as.
8356 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
8358 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
8359 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
8360 Follow spelling conventions.
8362 2009-01-18 Ben Elliston <bje@au.ibm.com>
8364 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
8365 C++ warning about implicit conversion from void * to struct
8367 (bitmap_obstack_free): Likewise for bitmap_element *.
8368 * Makefile.in (bitmap.o-warn): Remove.
8370 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
8372 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
8374 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
8375 Tobias Grosser <tobi.grosser@amd.com>
8377 * graphite.c (graphite_trans_scop_block): Do not block single
8380 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
8382 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
8383 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
8384 test with assertion.
8386 2009-01-16 Richard Guenther <rguenther@suse.de>
8388 PR tree-optimization/38835
8390 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
8391 and INT + PTR -> (INT)(PTR p+ INT) folding.
8392 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
8394 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
8397 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
8398 the subreg from a lowpart subreg if it is also casting the value.
8400 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8401 Tobias Grosser <tobi.grosser@amd.com>
8403 * graphite.c (compare_prefix_loops): New.
8404 (build_scop_canonical_schedules): Rewritten.
8405 (graphite_transform_loops): Move build_scop_canonical_schedules
8406 after build_scop_iteration_domain.
8408 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
8409 Tobias Grosser <tobi.grosser@amd.com>
8411 * graphite.c (add_conditions_to_domain): Add the loops to
8412 the dimension of the iteration domain. Do copy the domain
8413 only when it exists.
8414 (build_scop_conditions_1): Do not call add_conditions_to_domain.
8415 (add_conditions_to_constraints): New.
8416 (can_generate_code_stmt, can_generate_code): Removed.
8417 (gloog): Do not call can_generate_code.
8418 (graphite_transform_loops): Call add_conditions_to_constraints
8419 after building the iteration domain.
8421 2009-01-16 Jakub Jelinek <jakub@redhat.com>
8423 PR tree-optimization/38789
8424 * tree-ssa-threadedge.c
8425 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8426 __builtin_constant_p.
8428 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
8430 * dce.c (delete_unmarked_insns): Reversed the order that insns are
8431 examined before deleting them.
8433 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
8435 * function.c (aggregate_value_p): Correctly extract the function
8436 type from CALL_EXPR_FN lookup.
8438 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
8440 * config/picochip/picochip.c (picochip_override_options): Revert
8441 CFI asm flag disable commited previously.
8443 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
8444 Tobias Grosser <tobi.grosser@amd.com>
8445 Jan Sjodin <jan.sjodin@amd.com>
8447 * graphite.c (scan_tree_for_params): On substractions negate
8448 all the coefficients of the term.
8449 (clast_to_gcc_expression_red): New. Handle reduction expressions
8450 of more than two operands.
8451 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
8452 (get_vdef_before_scop): Handle also the case of default definitions.
8454 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
8456 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
8457 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
8458 Also use them when walking CALL_INSN_FUNCTION_USAGE.
8460 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
8461 Joey Ye <joey.ye@intel.com>
8464 * cfgexpand.c (expand_stack_alignment): Don't update stack
8465 boundary nor check incoming stack boundary here.
8466 (gimple_expand_cfg): Update stack boundary and check incoming
8467 stack boundary here.
8469 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
8471 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
8473 2009-01-14 Jakub Jelinek <jakub@redhat.com>
8475 PR rtl-optimization/38245
8476 * calls.c (expand_call): Add stack arguments to
8477 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8478 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
8479 in regs and partially in memory or BLKmode arguments.
8480 (emit_library_call_value_1): Add stack arguments to
8481 CALL_INSN_FUNCTION_USAGE even for pure calls (when
8482 ACCUMULATE_OUTGOING_ARGS).
8483 * dce.c: Include tm_p.h.
8484 (find_call_stack_args): New function.
8485 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
8487 (mark_insn): Call find_call_stack_args for CALL_Ps.
8488 (prescan_insns_for_dce): Walk insns backwards in bb rather than
8489 forwards. Allocate and free arg_stores bitmap if needed, pass it
8490 down to deletable_insn_p, don't mark stores set in arg_stores
8491 bitmap, clear the bitmap at the beginning of each bb.
8492 * Makefile.in (dce.o): Depend on $(TM_P_H).
8494 2009-01-14 Michael Meissner <gnu@the-meissners.org>
8497 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
8498 to make sure the insn is a conditional test (bug 22599). Reformat a
8501 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
8504 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
8505 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
8506 (gloog): Do not call cleanup_tree_cfg.
8507 (graphite_transform_loops): Call cleanup_tree_cfg after all
8508 scops have been code generated.
8510 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
8511 * doc/gty.texi (Invoking the garbage collector): Added new node
8512 and section documenting ggc_collect.
8514 2009-01-14 Richard Guenther <rguenther@suse.de>
8516 PR tree-optimization/38826
8518 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
8519 initialization notes only if we actually emitted a warning.
8520 (intra_create_variable_infos): Add constraints for a result decl
8521 that is passed by hidden reference.
8522 (build_pred_graph): Mark all related variables non-direct on
8525 2009-01-14 Nick Clifton <nickc@redhat.com>
8527 * ira-conflicts.c: Include addresses.h for the definition of
8529 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
8530 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
8532 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
8535 * Makefile.in (ira-lives.o): Add except.h.
8537 * ira-lives.c: Include except.h.
8538 (process_bb_node_lives): Process can_throw_internal.
8540 2009-01-13 Jakub Jelinek <jakub@redhat.com>
8542 PR rtl-optimization/38774
8543 * combine.c (simplify_set): When undoing cc_use change, don't do
8544 PUT_CODE on the newly created comparison, but instead put back the
8547 2009-01-13 Joseph Myers <joseph@codesourcery.com>
8549 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
8550 values. Remove duplicate arm8 entry.
8552 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8554 PR tree-optimization/38786
8555 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
8556 the SSA_NAME case of expand_scalar_variables_expr.
8557 Set the type of an expression to the type of its assign statement.
8558 (expand_scalar_variables_expr): Also gather the scalar computation
8559 used to index the memory access. Do not pass loop_p.
8560 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
8561 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
8562 the gimple_stmt_iterator where it inserts new code.
8564 (copy_bb_and_scalar_dependences): Do not pass loop_p.
8565 (translate_clast): Update call to copy_bb_and_scalar_dependences.
8567 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
8569 * graphite.h (debug_value): Removed.
8570 * graphite.c (debug_value): Removed.
8572 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8574 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
8575 ldrd/strd with two 32-bit instructions.
8577 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8579 * config/arm/arm.c (struct processors): Pass for speed down into
8580 cost helper functions.
8581 (const_ok_for_op): Handle COMPARE and inequality nodes.
8582 (arm_rtx_costs_1): Rewrite.
8583 (arm_size_rtx_costs): Update prototype.
8584 (arm_rtx_costs): Pass speed down to helper functions.
8585 (arm_slowmul_rtx_costs): Rework cost calculations.
8586 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
8587 (arm_9e_rtx_costs): Likewise.
8589 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
8591 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
8592 relocations of local symbols wider than UNITS_PER_WORD are not valid.
8593 (alpha_legitimize_address): Do not split local symbols wider than
8594 UNITS_PER_WORD into HIGH/LO_SUM parts.
8596 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
8599 * gcc.c (process_command): Replace call to execvp with calls
8600 to pex_one and exit.
8602 2009-01-03 Anatoly Sokolov <aesok@post.ru>
8605 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
8606 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
8607 variant for devices with 3-byte PC.
8608 (__tablejump_elpm__): New.
8610 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8613 * c-parser.c (c_parser_postfix_expression): Allow `->' in
8614 offsetof member-designator, handle it as `[0].'.
8616 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8618 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
8619 function when not using named sections on targets with named sections
8620 if branch distance is less than 262132.
8622 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
8624 * combine.c (combine_instructions): Recompute
8625 optimize_this_for_speed_p for each BB in the main combine loop.
8627 2009-01-12 Tomas Bily <tbily@suse.cz>
8630 * tree-loop-distribution.c (prop_phis): New function.
8631 (generate_builtin): Call prop_phis.
8632 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
8634 2009-01-12 Jakub Jelinek <jakub@redhat.com>
8636 PR tree-optimization/38807
8637 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
8638 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
8640 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8642 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8643 subreg of op0 to the original op0.
8645 2009-01-11 Laurent GUERBY <laurent@guerby.net>
8647 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
8649 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
8652 * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
8653 starting with digits.
8655 2009-01-10 Jakub Jelinek <jakub@redhat.com>
8658 * config/arm/arm.c (arm_is_long_call_p): Don't call
8659 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
8661 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
8663 * regrename.c (regrename_optimize): Fix dumping.
8664 (find_oldest_value_reg): Preserve REG_POINTER.
8665 (copy_hardreg_forward_1): Likewise.
8667 2009-01-09 Diego Novillo <dnovillo@google.com>
8669 * gimple.h (struct gimple_statement_base) <uid>: Document
8670 the restrictions on its use.
8672 (gimple_set_uid): Tidy.
8674 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8676 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
8677 zero guard even if align_bytes != 0 and count is smaller than
8680 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
8682 PR rtl-optimization/38495
8683 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
8684 (add_range_and_copies_from_move_list): Print all added ranges.
8685 Add ranges to memory optimized destination.
8687 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8691 * config/i386/i386.c (override_options): Reject
8692 -mstringop-strategy=rep_8byte with -m32.
8693 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
8694 to 1. Do count comparison against epilogue_size_needed at compile
8695 time even when count_exp was constant forced into register. For
8696 size_needed don't jump to epilogue, instead just avoid aligning
8697 and invoke the body algorithm. If need_zero_guard, add zero guard
8698 even if count is non-zero, but smaller than size_needed + number of
8699 bytes that could be stored for alignment.
8700 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
8701 to 1. If need_zero_guard, add zero guard even if count is non-zero,
8702 but smaller than size_needed + number of bytes that could be stored
8703 for alignment. Compare size_needed with epilogue_size_needed instead
8704 of desired_align - align, don't adjust size_needed, pass
8705 epilogue_size_needed to the epilogue expanders.
8708 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
8710 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8712 * pa.c (last_address): Change to unsigned.
8713 (update_total_code_bytes): Change argument to unsigned. Don't
8714 check if insn addresses are set.
8715 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
8716 addresses are not set.
8717 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
8719 2009-01-09 Nick Clifton <nickc@redhat.com>
8721 * config/sh/symbian.c: Replace uses of DECL_INLINE with
8722 DECL_DECLARED_INLINE_P.
8724 2009-01-09 Jakub Jelinek <jakub@redhat.com>
8727 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
8728 GET_MODE (op0) in operand_subword_force calls.
8731 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
8732 fold_convert arg0 operands to TREE_TYPE (op0) first.
8734 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
8736 * params.def (ira-max-conflict-table-size): Decrease default value
8739 2009-01-08 Jakub Jelinek <jakub@redhat.com>
8741 PR tree-optimization/37031
8742 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
8744 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
8745 allocate it using gc instead of heap, use VEC_quick_push instead of
8747 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
8748 instead of heap, use VEC_quick_push instead of VEC_safe_push.
8749 * tree-data-ref.h (struct access_matrix): Change matrix to gc
8750 allocated vector from heap allocated.
8751 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
8752 * tree-loop-linear.c (linear_transform_loops): Allocate nest
8753 vector only after perfect_loop_nest_depth call.
8755 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
8756 Jan Sjodin <jan.sjodin@amd.com>
8758 PR tree-optimization/38559
8759 * graphite.c (debug_value, copy_constraint,
8760 swap_constraint_variables, scale_constraint_variable, ): New.
8761 (get_lower_bound, get_upper_bound): Removed.
8762 (graphite_trans_bb_strip_mine): Clean up this code that works
8763 only for constant number of iterations. Fully copy upper and
8764 lower bound constraints, not only the constant part of them.
8765 * graphite.h (debug_value): Declared.
8767 2009-01-08 Ira Rosen <irar@il.ibm.com>
8769 PR tree-optimization/37194
8770 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
8771 Don't add the cost of cost model guard in prologue to scalar
8772 outside cost in case of known number of iterations.
8774 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
8775 Alan Modra <amodra@bigpond.net.au>
8777 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
8778 non-word-aligned REG+CONST addressing.
8780 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8783 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
8784 free_after_compilation when outputting a thunk.
8785 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
8786 Do not call free_after_compilation here.
8788 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
8790 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
8791 (ix86_valid_target_attribute_inner_p): Ditto.
8793 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
8795 PR tree-optimization/38492
8796 PR tree-optimization/38498
8797 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
8798 * tree-chrec.h (scev_is_linear_expression): Declared.
8799 * graphite.c (graphite_cannot_represent_loop_niter): New.
8800 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
8801 (graphite_loop_normal_form): Use gcc_assert.
8802 (scan_tree_for_params): Use CASE_CONVERT.
8803 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
8804 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
8805 Use gcc_assert. Discard scops that contain unhandled cases.
8806 (build_scop_conditions): Return a boolean status for unhandled cases.
8807 (strip_mine_profitable_p): Print the loop number, not its depth.
8808 (is_interchange_valid): Pass the depth of the loop nest, don't
8809 recompute it wrongly.
8810 (graphite_trans_bb_block): Same.
8811 (graphite_trans_bb_block): Print tentative of loop blocking.
8812 (graphite_trans_scop_block): Do not print that the loop has been
8814 (graphite_transform_loops): Do not handle scops that contain condition
8817 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
8819 AVX Programming Reference (December, 2008)
8820 * config/i386/avxintrin.h (_mm256_stream_si256): New.
8821 (_mm256_stream_pd): Likewise.
8822 (_mm256_stream_ps): Likewise.
8824 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
8825 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
8826 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
8827 (bdesc_special_args): Add __builtin_ia32_movntdq256,
8828 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
8829 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
8830 (ix86_expand_special_args_builtin): Likewise.
8832 * config/i386/sse.md (AVXMODEDI): New.
8833 (avx_movnt<mode>): Likewise.
8834 (avx_movnt<mode>): Likewise.
8835 (<sse>_movnt<mode>): Remove AVX support.
8836 (sse2_movntv2di): Likewise.
8838 2009-01-07 Richard Guenther <rguenther@suse.de>
8841 * fold-const.c (extract_muldiv): Remove obsolete comment.
8842 (fold_plusminus_mult_expr): Undo MINUS_EXPR
8843 to PLUS_EXPR canonicalization for the canonicalization.
8845 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
8847 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
8848 hosted cross-compilers generating less efficient code.
8850 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8852 * function.h (rtl_data): Add a dbr_scheduled_p field.
8853 * reorg.c (dbr_schedule): Set it.
8854 (gate_handle_delay_slots): Check it.
8855 * config/mips/mips.c (mips_base_delayed_branch): Delete.
8856 (mips_reorg): Check flag_delayed_branch instead of
8857 mips_base_delayed_branch.
8858 (mips_override_options): Don't set mips_base_delayed_branch
8859 or flag_delayed_branch.
8861 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8863 PR rtl-optimization/38426.
8864 * ira.c (ira): Set current_function_is_leaf earlier.
8866 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8868 PR rtl-optimization/38722
8869 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
8870 too early, only set a flag and modify after last possible
8873 2009-01-06 Janis Johnson <janis187@us.ibm.com>
8876 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
8877 * real.c (decimal_single_format): Correct values of emin and emax.
8878 (decimal_double_format): Ditto.
8879 (decimal_quad_format): Ditto.
8880 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
8881 computation of DECnn_MIN and DECnn_MAX for corrected values of
8882 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
8883 __DECnn_MIN__, and adjust its computation for the corrected value
8886 2009-01-06 Jan Hubicka <jh@suse.cz>
8889 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
8891 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
8893 * doc/contrib.texi (Contributors): Slightly adjust the end note.
8894 Add Robert Clark to the list of testers.
8896 2009-01-06 Jan Hubicka <jh@suse.cz>
8897 Kai Tietz <kai.tietz@onevision.com>
8899 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
8900 * config/i386/i386.c (ix86_expand_call): Add clobbers.
8902 2009-01-06 Jan Hubicka <jh@suse.cz>
8903 Kai Tietz <kai.tietz@onevision.com>
8905 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
8907 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
8908 (ix86_nsaved_regs): Count only general purpose regs.
8909 (ix86_nsaved_sseregs): New.
8910 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
8911 to 16 for w64; compute padding and size of sse reg save area.
8912 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
8913 general purpose regs.
8914 (ix86_emit_save_sse_regs_using_mov): New.
8915 (ix86_expand_prologue): Save SSE regs if needed.
8916 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
8917 (ix86_emit_restore_sse_regs_using_mov): New.
8918 (ix86_expand_epilogue): Save SSE regs if needed.
8920 2009-01-06 Jan Hubicka <jh@suse.cz>
8921 Kai Tietz <kai.tietz@onevision.com>
8923 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
8924 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
8925 functions when accumulate outgoing args is off.
8927 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8930 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
8931 before using pseudos_have_intersected_live_ranges_p.
8933 * ira-int.h (ira_assert): Always define.
8935 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
8937 AVX Programming Reference (December, 2008)
8938 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
8939 (_mm256_permute2_pd): Likewise.
8940 (_mm_permute2_ps): Likewise.
8941 (_mm256_permute2_ps): Likewise.
8942 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
8943 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
8945 * config/i386/i386.c (ix86_builtins): Remove
8946 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8947 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
8948 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
8949 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
8950 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8951 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
8952 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
8953 __builtin_ia32_vpermil2ps256.
8954 (ix86_init_mmx_sse_builtins): Updated.
8955 (ix86_expand_args_builtin): Likewise.
8957 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8959 * pa.c (output_call): Relocate non-jump insns in the delay slot of
8960 long absolute calls when generating PA 2.0 code.
8962 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
8964 PR rtl-optimization/38583
8965 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
8967 * params.def (ira-max-conflict-table-size): New.
8969 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
8971 * ira.h (ira_conflicts_p): New external definition.
8973 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
8974 table. Report this. Return result of building.
8975 (ira_build_conflicts): Use ira_conflicts_p. Check result of
8976 building conflict table.
8978 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
8979 (ira_color): Use ira_conflicts_p.
8981 * global.c: Include ira.h.
8982 (pseudo_for_reload_consideration_p, build_insn_chain): Use
8985 * Makefile.in (global.o): Add ira.h.
8987 * ira-build.c (mark_all_loops_for_removal,
8988 propagate_some_info_from_allocno): New.
8989 (remove_unnecessary_allocnos): Call
8990 propagate_some_info_from_allocno.
8991 (remove_low_level_allocnos): New.
8992 (remove_unnecessary_regions): Add parameter. Call
8993 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
8994 parameter to remove_unnecessary_regions.
8995 (ira_build): Remove all regions but root if the conflict table was
8996 not built. Update conflict hard regs for allocnos crossing calls.
8998 * ira.c (ira_conflicts_p): New global.
8999 (ira): Define and use ira_conflicts_p.
9001 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
9002 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
9003 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
9005 2009-01-06 Ben Elliston <bje@au.ibm.com>
9007 * gengtype-lex.l (YY_NO_INPUT): Define.
9009 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9012 * c-common.c (handle_vector_size_attribute): Also reject
9015 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
9017 PR tree-optimization/38492
9018 * graphite.c (rename_map_elt, debug_rename_elt,
9019 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
9020 rename_map_elt_info, eq_rename_map_elts,
9021 get_new_name_from_old_name, bb_in_sese_p): Moved around.
9022 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
9023 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
9024 (sese_build_livein_liveouts): New.
9025 (new_sese, free_sese): New.
9026 (new_scop): Call new_sese.
9027 (free_scop): Call free_sese.
9028 (rename_variables_from_edge, rename_phis_end_scop): Removed.
9029 (register_old_new_names): Renamed register_old_and_new_names.
9030 (register_scop_liveout_renames, add_loop_exit_phis,
9031 insert_loop_close_phis, struct igp,
9032 default_liveout_before_guard, add_guard_exit_phis,
9033 insert_guard_phis, copy_renames): New.
9034 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
9035 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
9036 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
9037 (scop_adjust_phis_for_liveouts): New.
9038 (gloog): Call scop_adjust_phis_for_liveouts.
9040 * graphite.h (struct sese): Documented. Added fields liveout,
9042 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
9043 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
9044 (struct scop): Added field liveout_renames.
9045 (SCOP_LIVEOUT_RENAMES): New.
9047 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9049 PR tree-optimization/38510
9050 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
9051 (translate_clast): Call recompute_all_dominators before
9053 (gloog): Call recompute_all_dominators before graphite_verify.
9055 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
9056 Jan Sjodin <jan.sjodin@amd.com>
9058 PR tree-optimization/38500
9059 * graphite.c (create_sese_edges): Call fix_loop_structure after
9062 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
9064 * config.gcc: Add m32r*-*-rtems*.
9065 * config/m32r/rtems.h: New file.
9067 2009-01-05 Ben Elliston <bje@au.ibm.com>
9069 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
9070 (.po.pox): Likewise.
9071 (po/gcc.pot): Likewise.
9073 2009-01-04 David S. Miller <davem@davemloft.net>
9075 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
9076 (STARTING_FRAME_OFFSET): Always set to zero.
9078 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9080 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
9081 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
9082 fixed-point types, and vectors of the same.
9084 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
9086 * config/mips/sync.md (*mb_barrier): Rename to...
9087 (*memory_barrier): ...this.
9089 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
9091 * doc/extend.texi (Function Attributes): Move @cindex after @item
9092 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
9093 and put in alphabetical order. Fix 'target' name and put in order.
9094 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
9097 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
9099 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
9100 (memory_barrier): Expand as unspec instead of unspec_volatile.
9101 Remove mem:BLK from insn operands. Use Pmode scratch register.
9102 (*memory_barrier): Define as unspec instead of unspec_volatile.
9103 Use (match_dup 0) as input operand.
9105 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
9106 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
9107 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
9108 scratch register. Remove operand 1.
9109 (*stbar): Define as unspec instead of unspec_volatile.
9110 Use (match_dup 0) as input operand, remove (const_int 8).
9111 (*membar): Define as unspec instead of unspec_volatile.
9112 Use (match_dup 0) as input operand, remove input operand 2.
9114 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
9115 (memory_barrier): Expand as unspec instead of unspec_volatile.
9116 Remove mem:BLK from insn operands. Use Pmode scratch register.
9117 (*memory_barrier): Define as unspec instead of unspec_volatile.
9118 Use (match_dup 0) as input operand.
9120 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
9121 Remove mem:BLK from insn operands. Use Pmode scratch register.
9122 Set volatile flag on operand 0.
9123 (*memory_barrier): New insn pattern.
9125 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
9127 (*memory_barrier): Use (match_dup 0) as input operand.
9129 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
9130 Remove mem:BLK from insn operands. Use Pmode scratch register.
9131 Set volatile flag on operand 0.
9132 (*mb_internal): New insn pattern.
9134 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
9136 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9139 * function.c (struct temp_slot): Move to the section of the file
9140 that deals with temp slots. Remove field 'address'.
9141 (temp_slot_address_table): New hash table of address -> temp slot.
9142 (struct temp_slot_address_entry): New struct, items for the table.
9143 (temp_slot_address_compute_hash, temp_slot_address_hash,
9144 temp_slot_address_eq, insert_temp_slot_address): Support functions
9146 (find_temp_slot_from_address): Rewrite to use the new hash table.
9147 (remove_unused_temp_slot_addresses): Remove addresses of temp
9148 slots that have been made available.
9149 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
9150 worker function for remove_unused_temp_slot_addresses.
9151 (assign_stack_temp_for_type): Don't clear the temp slot address list.
9152 Add the temp slot address to the address -> temp slot map.
9153 (update_temp_slot_address): Update via insert_temp_slot_address.
9154 (free_temp_slots): Call remove_unused_temp_slot_addresses.
9155 (pop_temp_slots): Likewise.
9156 (init_temp_slots): Allocate the address -> temp slot map, or empty
9157 the map if it is already allocated.
9158 (prepare_function_start): Initialize temp slot processing.
9160 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
9163 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
9164 Calculate the size of all stack vars assuming no packing of stack
9165 vars will happen, replacing a quadratic algorithm with a linear one.
9167 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9170 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
9173 2009-01-03 Diego Novillo <dnovillo@google.com>
9175 * doc/contrib.texi: Update contributions.
9177 2009-01-03 Jakub Jelinek <jakub@redhat.com>
9180 * builtins.c (fold_builtin_memory_op): Give up if either operand
9181 is volatile. Set srctype or desttype to non-qualified version
9185 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
9188 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
9190 PR rtl-optimization/35805
9191 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
9192 problem if fast dce is able to remove any instructions.
9193 * dce.c (dce_process_block): Fix dump message.
9195 2009-01-02 Mark Mitchell <mark@codesourcery.com>
9198 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
9200 2009-01-02 Jakub Jelinek <jakub@redhat.com>
9203 * tree-flow.h (op_code_prio, op_prio): New prototypes.
9204 * tree-pretty-print.c (op_code_prio): New function.
9205 (op_prio): No longer static. Use op_code_prio.
9206 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
9207 Use op_prio and op_code_prio to determine if () should be
9208 printed around operand(s) or not.
9210 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
9211 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
9212 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
9213 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
9214 pp_character instead of pp_string for single letter printing.
9216 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
9218 * doc/extend.texi: Fix '#pragma GCC option' typo.
9220 2009-01-02 Richard Guenther <rguenther@suse.de>
9222 * doc/install.texi (--enable-checking): Mention different
9224 (--enable-stage1-checking): Document.
9226 2009-01-01 Andrew Pinski <pinskia@gmail.com>
9229 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
9230 case to be an error.
9232 2009-01-02 Ben Elliston <bje@au.ibm.com>
9234 * config/fp-bit.h (pack_d): Constify argument.
9235 * config/fp-bit.c (makenan): Constify return type. Remove casts.
9236 (isnan): Constify argument.
9240 (_fpadd_parts): Constify return type.
9241 (_fpmul_parts): Likewise.
9242 (_fpdiv_parts): Likewise.
9244 2009-01-01 Jakub Jelinek <jakub@redhat.com>
9247 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
9248 warn about overwriting initializer with side-effects or
9249 -Woverride-init if !IMPLICIT.
9250 (output_init_element): Likewise. Pass IMPLICIT down to
9252 (process_init_element): Add IMPLICIT argument. Pass it down
9253 to output_init_element.
9254 (push_init_element, pop_init_level, set_designator): Adjust
9255 process_init_element callers.
9256 (set_nonincremental_init, set_nonincremental_init_from_string):
9257 Adjust add_pending_init callers.
9258 (output_pending_init_elements): Adjust output_init_element callers.
9259 * c-tree.h (process_init_element): Adjust prototype.
9260 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
9261 process_init_element callers.
9264 Copyright (C) 2009 Free Software Foundation, Inc.
9266 Copying and distribution of this file, with or without modification,
9267 are permitted in any medium without royalty provided the copyright
9268 notice and this notice are preserved.