1 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4 (VN_INFO_GET): Allocate new objects on the obstack.
5 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
6 for rpo_numbers_temp, for consistency.
7 (free_scc_vn): Free the obstack.
9 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11 * doc/invoke.texi: Document -ftree-loop-distribution.
12 * tree-loop-distribution.c: New.
13 * tree-pass.h (pass_loop_distribution): New.
14 * graphds.h (struct graph): Add htab_t indices.
15 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
16 * tree-vectorizer.c (rename_variables_in_loop): Extern.
17 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
18 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19 * tree-data-ref.c (debug_data_dependence_relations): New.
20 (dump_data_dependence_relation): Also print data references.
21 (free_data_ref): Extern.
22 (same_access_functions): Moved...
23 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
26 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
27 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
28 (stmts_from_loop): Skip LABEL_EXPR.
29 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
30 (build_rdg): Initialize rdg->indices htab.
31 (free_rdg, stores_from_loop, ref_base_address,
32 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
33 have_similar_memory_accesses_1, ref_base_address_1,
34 remove_similar_memory_refs): New.
35 * tree-data-ref.h: Depend on tree-chrec.h.
36 (debug_data_dependence_relations, free_data_ref): Declared.
37 (same_access_functions): ... here.
38 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
39 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
40 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
41 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
42 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
43 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
44 rdg_vertex_for_stmt): Declared.
45 (struct rdg_edge): Add level.
47 (free_rdg, stores_from_loop, remove_similar_memory_refs,
48 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
49 (rdg_has_similar_memory_accesses): New.
50 * tree-vect-analyze.c: Remove unused static decls.
51 * lambda.h (dependence_level): New.
52 * common.opt (ftree-loop-distribution): New.
53 * tree-flow.h (mark_virtual_ops_in_bb,
54 slpeel_tree_duplicate_loop_to_edge_cfg,
55 rename_variables_in_loop): Declared.
56 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
57 (OBJS-common): Add tree-loop-distribution.o.
58 (tree-loop-distribution.o): New rule.
59 * tree-cfg.c (mark_virtual_ops_in_bb): New.
60 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
61 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
63 2008-02-28 Joseph Myers <joseph@codesourcery.com>
66 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
67 other than structures and unions.
69 2008-02-28 Richard Guenther <rguenther@suse.de>
72 2008-02-26 Richard Guenther <rguenther@suse.de>
74 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
75 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
76 (lookup_decl_from_uid): Declare.
77 (remove_decl_from_map): Likewise.
78 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
79 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
80 (decl_for_uid_map): New global hashtable mapping DECL_UID
82 (init_ttree): Allocate it.
83 (insert_decl_to_uid_decl_map): New helper function.
84 (make_node_stat): Insert new decls into the map.
85 (copy_node_stat): Likewise.
86 (lookup_decl_from_uid): New function.
87 (remove_decl_from_map): Likewise.
88 (print_decl_for_uid_map_statistics): New helper.
89 (dump_tree_statistics): Call it.
91 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
92 (referenced_var_iterator): Adjust.
93 (FOR_EACH_REFERENCED_VAR): Adjust.
94 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
95 (num_referenced_vars): Adjust.
96 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
97 (first_referenced_var): Remove.
98 (end_referenced_vars_p): Likewise.
99 (next_referenced_var): Likewise.
100 (referenced_var_iterator_set): New helper function.
101 * tree-dfa.c (referenced_var_lookup): Adjust.
102 (referenced_var_check_and_insert): Likewise.
103 (remove_referenced_var): Likewise.
104 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
106 (verify_call_clobbering): Likewise.
107 (verify_memory_partitions): Likewise.
108 (init_tree_ssa): Allocate bitmap instead of hashtable for
110 (delete_tree_ssa): Adjust.
111 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
112 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
113 (compute_tag_properties): Likewise.
114 (set_initial_properties): Likewise.
115 (find_partition_for): Likewise.
116 (update_reference_counts): Likewise.
117 (dump_may_aliases_for): Likewise.
118 * tree-ssa-operands.c (add_virtual_operand): Likewise.
119 (add_call_clobber_ops): Likewise.
120 (add_call_read_ops): Likewise.
121 (get_asm_expr_operands): Likewise.
122 * tree-into-ssa.c (dump_decl_set): Likewise.
123 (update_ssa): Likewise.
124 * tree-sra.c (scan_function): Likewise.
125 (decide_instantiations): Likewise.
126 (scalarize_parms): Likewise.
127 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
128 (dsa_named_for): Likewise.
129 * tree-ssa-structalias.c (update_alias_info): Likewise.
130 (merge_smts_into): Likewise.
132 2008-02-27 David Daney <ddaney@avtrex.com>
135 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
136 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
137 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
138 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
139 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
141 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
144 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
145 (BUILT_IN_NEXTTOWARD): Remove.
146 (BUILT_IN_NEXTTOWARDF): Ditto.
147 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
148 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
150 2008-02-27 Tom Tromey <tromey@redhat.com>
152 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
153 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
155 2008-02-27 Jan Beulich <jbeulich@novell.com>
157 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
158 update the respective field on newdecl.
160 2008-02-27 Revital Eres <eres@il.ibm.com>
162 PR rtl-optimization/34999
163 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
164 crossing edges that ends with a call insn.
165 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
166 call insn and clear the EDGE_CROSSING flag of the crossing edge
167 when fixing fallthru edges.
169 2008-02-27 Richard Guenther <rguenther@suse.de>
172 * fold-const.c (fold_unary): Return the correct argument,
173 converted to the result type.
175 2008-02-27 Richard Guenther <rguenther@suse.de>
178 * expr.c (expand_expr_real_1): Assert on rotates that operate
180 * fold-const.c (fold_binary): Use the types precision, not the
181 bitsize of the mode if folding rotate expressions. Build rotates
184 2008-02-27 Jakub Jelinek <jakub@redhat.com>
186 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
188 * c-pragma.c (pragma_ns_name): New typedef.
189 (registered_pp_pragmas): New variable.
190 (c_pp_lookup_pragma): New function.
191 (c_register_pragma_1): If flag_preprocess_only, do nothing
192 for non-expanded pragmas, for expanded ones push pragma's
193 namespace and name into registered_pp_pragmas vector.
194 (c_invoke_pragma_handler): Register OpenMP pragmas even when
195 flag_preprocess_only, don't register GCC pch_preprocess
196 pragma if flag_preprocess_only.
197 * c-opts.c (c_common_init): Call init_pragma even if
198 flag_preprocess_only.
199 * c-pragma.c (c_pp_lookup_pragma): New prototype.
200 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
201 cpp_register_pragma if flag_preprocess_only.
203 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
206 * c-parser.c (c_parser_translation_unit): Warn for empty
207 translation unit, not empty source file.
209 2008-02-26 Paul Brook <paul@codesourcery.com>
211 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
213 * config/arm/arm.h (reg_class): Add CORE_REGS.
214 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
215 (BASE_REG_CLASS): Use CORE_REGS.
216 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
217 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
218 (REGNO_OK_FOR_INDEX_P): Exclude SP.
219 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
220 ARM_REGNO_OK_FOR_INDEX_P.
221 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
222 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
223 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
224 (ldm/stm peepholes): Ditto.
225 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
226 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
227 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
228 * config/arm/constraints.md: Enable "k" constraint on ARM.
230 2008-02-27 Ben Elliston <bje@au.ibm.com>
232 * config/rs6000/rs6000.c: Annotate cache line size field in all
233 instances of struct processor_costs.
235 2008-02-26 David Edelsohn <edelsohn@gnu.org>
237 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
238 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
239 jump_bypass): New counters.
240 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
241 * dce.c (gate_ud_dce): Same.
242 (gate_fast_dce): Same.
243 * dse.c (gate_dse1): New function.
244 (gate_dse2): New function.
245 (gate_dse): Merge results of new gate functions.
246 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
247 (gate_handle_jump_bypass): Add dbg_cnt.
248 (gate_handle_gcse): Add dbg_cnt.
249 * ifcvt.c (gate_handle_if_conversion): Same.
250 (gate_handle_if_after_combine): Same.
251 (gate_handle_if_after_reload): Same.
252 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
254 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
256 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
258 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
260 2008-02-26 Jason Merrill <jason@redhat.com>
263 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
264 alone if it's the naming decl for the type's main variant.
266 2008-02-26 Tom Tromey <tromey@redhat.com>
268 * system.h (USE_MAPPED_LOCATION): Poison.
269 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
270 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
271 (make_goto_expr_edges): Likewise.
272 (remove_bb): Likewise.
273 (execute_warn_function_return): Likewise.
274 * basic-block.h (struct edge_def) <goto_locus>: Change type to
276 * c-common.c (fname_decl): Remove old location code.
277 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
279 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
281 (ASM_INPUT_SOURCE_LOCATION): Likewise.
282 (gen_rtx_ASM_INPUT): Likewise.
283 (gen_rtx_ASM_INPUT_loc): Likewise.
284 (get_rtx_asm_OPERANDS): Remove.
285 * cfglayout.c (insn_locators_alloc): Remove old location code.
286 (set_curr_insn_source_location): Likewise.
287 (curr_insn_locator): Likewise.
288 * print-tree.c (print_node): Remove old location code.
289 * tree-mudflap.c (mf_varname_tree): Remove old location code.
290 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
291 * cfgexpand.c (expand_gimple_cond_expr): Don't use
293 (construct_exit_block): Remove old location code.
294 * emit-rtl.c (force_next_line_note): Remove old location code.
295 * profile.c (branch_prob): Remove old location code.
296 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
297 LOC_LINE): Remove old-location variants.
298 * langhooks.c (lhd_print_error_function): Remove old location
300 * configure, config.in: Rebuilt.
301 * configure.ac (--enable-mapped-location): Remove.
302 * c-decl.c (c_init_decl_processing): Remove old location code.
303 (finish_function): Likewise.
304 * recog.c (decode_asm_operands): Remove old location code.
305 * c-pch.c (c_common_read_pch): Remove old location code.
306 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
308 * gimple-low.c (lower_function_body): Remove old location code.
309 * toplev.c (unknown_location): Remove.
310 (push_srcloc): Remove old-location variant.
311 (process_options): Remove old location code.
312 (lang_dependent_init): Likewise.
313 * input.h (UNKNOWN_LOCATION): Move definition.
314 (location_t): Undeprecate.
315 (source_locus): Remove.
316 (location_from_locus): Remove.
317 (struct location_s): Remove.
318 Remove all old-location code.
319 (input_line, input_filename): Remove.
320 * final.c (final_scan_insn): Remove old location code.
321 * diagnostic.c (diagnostic_build_prefix): Remove
322 USE_MAPPED_LOCATION test.
323 * tree.h (gimple_stmt) <locus>: Now a location_t.
324 (tree_exp) <locus>: Likewise.
325 (DECL_IS_BUILTIN): Remove old-location variant.
326 (annotate_with_file_line, annotate_with_locus): Likewise.
327 (expr_locus, set_expr_locus): Update.
328 * tree.c (build1_stat): Remove old location code.
329 (last_annotated_node): Remove.
330 (annotate_with_file_line): Remove old-location variant.
331 (annotate_with_locus): Likewise.
332 (expr_location): Remove old location code.
333 (set_expr_location): Likewise.
334 (expr_has_location): Likewise.
335 (expr_locus): Likewise.
336 (set_expr_locus): Likewise.
337 (expr_filename): Don't use location_from_locus.
338 (expr_lineno): Likewise.
339 * rtl-error.c (location_for_asm): Remove old location code.
340 * c-lex.c (cb_line_change): Remove old location code.
341 (fe_file_change): Likewise.
342 (cb_def_pragma): Likewise.
343 (c_lex_with_flags): Likewise.
344 * gengtype.c (do_typedef): Don't special-case location types.
345 (define_location_structures): Remove.
346 (main): Don't call define_location_structures.
347 * tree-pretty-print.c (dump_implicit_edges): Remove old location
350 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
353 * builtins.def (BUILT_IN_STDARG_START): Remove.
354 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
355 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
356 * tree-inline.c (inline_forbidden_p_1): Likewise.
358 2008-02-26 Richard Guenther <rguenther@suse.de>
360 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
361 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
362 (lookup_decl_from_uid): Declare.
363 (remove_decl_from_map): Likewise.
364 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
365 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
366 (decl_for_uid_map): New global hashtable mapping DECL_UID
368 (init_ttree): Allocate it.
369 (insert_decl_to_uid_decl_map): New helper function.
370 (make_node_stat): Insert new decls into the map.
371 (copy_node_stat): Likewise.
372 (lookup_decl_from_uid): New function.
373 (remove_decl_from_map): Likewise.
374 (print_decl_for_uid_map_statistics): New helper.
375 (dump_tree_statistics): Call it.
377 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
378 (referenced_var_iterator): Adjust.
379 (FOR_EACH_REFERENCED_VAR): Adjust.
380 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
381 (num_referenced_vars): Adjust.
382 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
383 (first_referenced_var): Remove.
384 (end_referenced_vars_p): Likewise.
385 (next_referenced_var): Likewise.
386 (referenced_var_iterator_set): New helper function.
387 * tree-dfa.c (referenced_var_lookup): Adjust.
388 (referenced_var_check_and_insert): Likewise.
389 (remove_referenced_var): Likewise.
390 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
391 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
392 (verify_call_clobbering): Likewise.
393 (verify_memory_partitions): Likewise.
394 (init_tree_ssa): Allocate bitmap instead of hashtable for
396 (delete_tree_ssa): Adjust.
397 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
398 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
399 (compute_tag_properties): Likewise.
400 (set_initial_properties): Likewise.
401 (find_partition_for): Likewise.
402 (update_reference_counts): Likewise.
403 (dump_may_aliases_for): Likewise.
404 * tree-ssa-operands.c (add_virtual_operand): Likewise.
405 (add_call_clobber_ops): Likewise.
406 (add_call_read_ops): Likewise.
407 (get_asm_expr_operands): Likewise.
408 * tree-into-ssa.c (dump_decl_set): Likewise.
409 (update_ssa): Likewise.
410 * tree-sra.c (scan_function): Likewise.
411 (decide_instantiations): Likewise.
412 (scalarize_parms): Likewise.
413 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
414 (dsa_named_for): Likewise.
415 * tree-ssa-structalias.c (update_alias_info): Likewise.
416 (merge_smts_into): Likewise.
418 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
421 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
422 * c-opts.c (c_common_handle_option): Wall enables
423 Wvolatile-register-var.
424 * common.opt: Move Wvolatile-register-var to...
427 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
429 * common.opt (Wlarger-than=): New.
430 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
432 * opts.c (common_handle_option): Handle -Wlarger-than=.
433 * optc-gen.awk: Likewise.
434 * opth-gen.awk: Likewise.
435 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
436 * tree-optimize.c (tree_rest_of_compilation): Likewise.
438 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
440 * c-common.c (match_case_to_enum_1): Add appropriate
441 OPT_W* parameter to warning.
442 (c_do_switch_warnings): Likewise.
443 * c-typeck.c (warning_init): Add one more parameter following
445 (push_init_level): Update call to warning_init.
446 (pop_init_level): Likewise.
447 (add_pending_init): Likewise.
448 (output_init_element: Likewise.
450 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
453 * toplev.c (toplev_main): If there are warnings or error, print
454 errors for ignored options.
455 * opts.c (ignored_options): New static variable.
456 (postpone_unknown_option_error): New.
457 (print_ignored_options): New.
458 (handle_option): Postpone errors for unknown -Wno-* options.
459 * opts.h (print_ignored_options): Declare.
461 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
463 * config/mips/mips.md (loadgp_blockage, blockage): Change type
466 2008-02-25 Richard Guenther <rguenther@suse.de>
469 2008-02-25 Richard Guenther <rguenther@suse.de>
471 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
472 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
473 (lookup_decl_from_uid): Declare.
474 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
475 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
476 (decl_for_uid_map): New global hashtable mapping DECL_UID
478 (init_ttree): Allocate it.
479 (insert_decl_to_uid_decl_map): New helper function.
480 (make_node_stat): Insert new decls into the map.
481 (copy_node_stat): Likewise.
482 (lookup_decl_from_uid): New function.
483 (print_decl_for_uid_map_statistics): New helper.
484 (dump_tree_statistics): Call it.
486 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
487 (referenced_var_iterator): Adjust.
488 (FOR_EACH_REFERENCED_VAR): Adjust.
489 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
490 (num_referenced_vars): Adjust.
491 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
492 (first_referenced_var): Remove.
493 (end_referenced_vars_p): Likewise.
494 (next_referenced_var): Likewise.
495 (referenced_var_iterator_set): New helper function.
496 * tree-dfa.c (referenced_var_lookup): Adjust.
497 (referenced_var_check_and_insert): Likewise.
498 (remove_referenced_var): Likewise.
499 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
500 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
501 (verify_call_clobbering): Likewise.
502 (verify_memory_partitions): Likewise.
503 (init_tree_ssa): Allocate bitmap instead of hashtable for
505 (delete_tree_ssa): Adjust.
506 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
507 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
508 (compute_tag_properties): Likewise.
509 (set_initial_properties): Likewise.
510 (find_partition_for): Likewise.
511 (update_reference_counts): Likewise.
512 (dump_may_aliases_for): Likewise.
513 * tree-ssa-operands.c (add_virtual_operand): Likewise.
514 (add_call_clobber_ops): Likewise.
515 (add_call_read_ops): Likewise.
516 (get_asm_expr_operands): Likewise.
517 * tree-into-ssa.c (dump_decl_set): Likewise.
518 (update_ssa): Likewise.
519 * tree-sra.c (scan_function): Likewise.
520 (decide_instantiations): Likewise.
521 (scalarize_parms): Likewise.
522 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
523 (dsa_named_for): Likewise.
524 * tree-ssa-structalias.c (update_alias_info): Likewise.
525 (merge_smts_into): Likewise.
527 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
530 * doc/invoke.texi (-fcx-limited-range): Document new option.
531 * toplev.c (process_options): Handle -fcx-fortran-rules.
532 * common.opt: Add documentation for -fcx-fortran-rules.
534 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
537 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
538 actual behaviour and C99.
540 2008-02-26 Ben Elliston <bje@au.ibm.com>
542 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
543 (ASM_CPU_POWER6_SPEC): Likewise.
544 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
545 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
546 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
548 2008-02-25 Richard Guenther <rguenther@suse.de>
550 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
551 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
552 (lookup_decl_from_uid): Declare.
553 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
554 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
555 (decl_for_uid_map): New global hashtable mapping DECL_UID
557 (init_ttree): Allocate it.
558 (insert_decl_to_uid_decl_map): New helper function.
559 (make_node_stat): Insert new decls into the map.
560 (copy_node_stat): Likewise.
561 (lookup_decl_from_uid): New function.
562 (print_decl_for_uid_map_statistics): New helper.
563 (dump_tree_statistics): Call it.
565 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
566 (referenced_var_iterator): Adjust.
567 (FOR_EACH_REFERENCED_VAR): Adjust.
568 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
569 (num_referenced_vars): Adjust.
570 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
571 (first_referenced_var): Remove.
572 (end_referenced_vars_p): Likewise.
573 (next_referenced_var): Likewise.
574 (referenced_var_iterator_set): New helper function.
575 * tree-dfa.c (referenced_var_lookup): Adjust.
576 (referenced_var_check_and_insert): Likewise.
577 (remove_referenced_var): Likewise.
578 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
579 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
580 (verify_call_clobbering): Likewise.
581 (verify_memory_partitions): Likewise.
582 (init_tree_ssa): Allocate bitmap instead of hashtable for
584 (delete_tree_ssa): Adjust.
585 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
586 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
587 (compute_tag_properties): Likewise.
588 (set_initial_properties): Likewise.
589 (find_partition_for): Likewise.
590 (update_reference_counts): Likewise.
591 (dump_may_aliases_for): Likewise.
592 * tree-ssa-operands.c (add_virtual_operand): Likewise.
593 (add_call_clobber_ops): Likewise.
594 (add_call_read_ops): Likewise.
595 (get_asm_expr_operands): Likewise.
596 * tree-into-ssa.c (dump_decl_set): Likewise.
597 (update_ssa): Likewise.
598 * tree-sra.c (scan_function): Likewise.
599 (decide_instantiations): Likewise.
600 (scalarize_parms): Likewise.
601 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
602 (dsa_named_for): Likewise.
603 * tree-ssa-structalias.c (update_alias_info): Likewise.
604 (merge_smts_into): Likewise.
606 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
609 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
610 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
611 * alias.h (nonoverlapping_memrefs_p): Likewise.
613 2008-02-25 Jan Beulich <jbeulich@novell.com>
615 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
616 * config/i386/netware-libgcc.exp: Add __bswap?i2,
617 __emultls_get_address, __emultls_register_common,
618 __floatundi?f, and _Unwind_GetIPInfo.
619 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
620 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
621 (gen_regparm_prefix): Likewise.
622 (i386_nlm_encode_section_info): Sync with
623 config/i386/winnt.c:i386_pe_encode_section_info().
624 (i386_nlm_maybe_mangle_decl_assembler_name): New.
625 i386_nlm_mangle_decl_assembler_name): New.
626 (netware_override_options): New.
627 * config/i386/netware.h (netware_override_options): Declare.
628 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
629 (i386_nlm_mangle_decl_assembler_name): Declare.
630 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
632 2008-02-25 Ben Elliston <bje@au.ibm.com>
635 * c-decl.c (grokdeclarator): Remove unused local variables
636 `typedef_type' and `type_as_written'.
638 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
639 unused local variable `has_hot_blocks'.
640 (fix_crossing_conditional_branches): Remove unused local variable
643 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
646 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
647 using DEF_C99_BUILTIN.
648 (BUILT_IN_NANF): Ditto.
649 (BUILT_IN_NANL): Ditto.
651 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
652 Revital Eres <eres@il.ibm.com>
654 * modulo-sched.c (calculate_must_precede_follow): Address TODO
655 regarding the order of two dependent insns in the same row.
657 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
659 * stor-layout.c (layout_decl): Do not bump the alignment of a
660 bit-field to more than byte alignment if it is packed.
662 2008-02-24 David Edelsohn <edelsohn@gnu.org>
664 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
667 2008-02-24 Diego Novillo <dnovillo@google.com>
669 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
672 * tree-vrp.c (vrp_evaluate_conditional): With
673 -Wtype-limits, emit a warning when comparing against a
674 constant outside the natural range of OP0's type.
675 * c.opt (Wtype-limits): Move ...
676 * common.opt (Wtype-limits): ... here.
678 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
680 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
681 * config/rs6000/e300c2c3.md: New file.
682 * config/rs6000/rs6000.c (processor_costs): Add new costs for
684 (rs6000_override_options): Add e300c2 and e300c3 cases to
685 processor_target_table. Do not allow usage of Altivec or Spe
686 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
687 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
688 * config/rs6000/rs6000.h (processor_type): Add
689 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
690 (ASM_CPU_SPEC): Add e300c2 and e300c3.
691 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
692 and ppce300c3. Include e300c2c3.md.
694 2008-02-23 David Edelsohn <edelsohn@gnu.org>
696 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
697 instead of TARGET_STRICT_ALIGN.
699 2008-02-23 Joseph Myers <joseph@codesourcery.com>
701 * explow.c (memory_address): Assert that the generated address is
704 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
707 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
708 * config/darwin-ppc-ldouble-patch.def: New file.
709 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
710 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
711 SUBTARGET_INIT_BUILTINS if defined.
712 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
715 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
718 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
719 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
721 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
724 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
725 file" warning condtional on -Winvalid-PCH.
727 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
729 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
731 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
735 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
736 prevent reload from using MMX registers.
737 (*mov<mode>_internal): Ditto.
738 (*movv2sf_internal_rex64): Ditto.
739 (*movv2sf_internal): Ditto.
741 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
743 PR documentation/31569
744 * doc/install.texi2html: Use makeinfo --no-number-sections.
746 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
748 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
749 ensure that we can address an entire entity > 8 bytes. Don't
750 generate reg+reg addressing for such data.
752 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
754 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
755 strings when optimizing for size, unless the target cares about
758 2008-02-22 Tom Tromey <tromey@redhat.com>
760 * regclass.c (current_pass): Remove declaration.
762 2008-02-22 Anatoly Sokolov <aesok@post.ru>
764 * config/avr/libgcc.S (__RAMPZ__): Define.
765 (__do_copy_data): Add for devices with 128KB code memory.
767 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
769 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
771 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
773 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
775 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
778 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
781 * c-typeck.c (build_binary_op): Warn about floating point
782 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
784 2008-02-21 Janis Johnson <janis187@us.ibm.com>
787 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
788 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
790 (rs6000_override_options): Set altivec_abi as default, not override,
791 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
792 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
793 is used; use new member spe_abi.
794 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
795 spe_abi and altivec_abi.
797 2008-02-22 Tomas Bily <tbily@suse.cz>
799 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
801 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
804 * config.build (build_file_translate): Set to `CMD //c' only if
806 * Makefile.in (build_file_translate): Improve comment.
808 2008-02-21 Jan Hubicka <jh@suse.cz>
810 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
811 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
812 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
814 2008-02-21 Michael Matz <matz@suse.de>
817 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
819 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
821 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
822 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
824 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
825 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
826 SSE_VEC_FLOAT_MODE_P as insn constraint.
827 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
828 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
829 sse4a_movntdf using MODEF mode iterator.
830 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
831 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
832 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
833 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
834 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
835 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
836 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
838 2008-02-21 Richard Guenther <rguenther@suse.de>
840 * tree.def (PAREN_EXPR): New tree code.
841 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
843 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
844 * expr.c (expand_expr_real_1): Likewise.
845 * tree-inline.c (estimate_num_insns_1): Likewise.
846 * tree-complex.c (expand_complex_move): Likewise.
847 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
850 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
853 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
855 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
858 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
860 * config/sh/sh.c (find_barrier): Don't go past
861 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
863 2008-02-20 DJ Delorie <dj@redhat.com>
865 * config/h8300/h8300.md (insv): Force source operand to be a register.
867 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
868 as a jump, not as a plain insn.
870 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
872 * doc/invoke.texi (Warning Options): Add new option
873 -Wframe-larger-than=.
874 (-Wframe-larger-than): Document.
876 * flags.h (warn_frame_larger_than, frame_larger_than_size):
877 Add declarations for new option variables.
879 * final.c (final_start_function): Check the frame size
880 before emission and issue a Wframe-larger-than warning.
882 * opts.c (warn_frame_larger_than, frame_larger_than_size):
883 Add definitions for new option variables.
884 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
886 * common.opt (Wframe-larger-than=): New option.
888 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
891 (<sse>_div<mode>3): Ditto.
892 (<sse>_vmdiv<mode>3): Ditto.
893 (<sse>_vmsqrt<mode>2): Ditto.
894 (*smax<mode>3): Ditto.
895 (sse5_frcz<mode>2): Ditto.
896 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
899 2008-02-20 Richard Guenther <rguenther@suse.de>
902 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
903 be happy with INTEGRAL_TYPE_P.
905 2008-02-20 Richard Guenther <rguenther@suse.de>
907 * fold-const.c (split_tree): Associate floatig-point expressions
908 if flag_associative_math is set.
910 2008-02-20 Richard Guenther <rguenther@suse.de>
912 * tree.h (fold_real_zero_addition_p): Declare.
913 * fold-const.c (fold_real_zero_addition_p): Export.
914 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
915 floating-point operations with zero and one.
917 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
919 * doc/install.texi: Correct references to CFLAGS, replacing them
920 with BOOT_CFLAGS. Document flags used during bootstrap for
923 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
925 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
926 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
927 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
929 (smin<mode>3): Ditto from similar patterns.
930 (smax<mode>3): Ditto.
931 (*ieee_smin<mode>3): Ditto.
932 (*ieee_smax<mode>3): Ditto.
933 * config/i386/sse.md (sse): New mode attribute.
934 (mov<mode>): Macroize expander from movv4sf and movv2df using
935 SSEMODEF2P mode iterator.
936 (<sse>_movnt<mode>): Ditto from similar patterns. Use
937 SSE_VEC_FLOAT_MODE_P as insn constraint.
938 (storent<mode>): Ditto.
939 (storent<mode>): Macroize expander from storentsf and storentdf using
941 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
942 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
943 (abs<mode>2): Ditto from similar patterns.
944 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
945 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
946 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
947 (<sse>_vmsqrt<mode>2): Ditto.
948 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
949 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
950 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
951 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
952 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
953 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
954 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
956 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
957 iterator and SSE_FLOAT_MODE_P as insn constraint.
958 (<sse>_ucomi): Ditto from similar patterns.
959 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
960 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
961 SSE_VEC_FLOAT_MODE_P as insn constraint.
962 (vcond<mode>): Ditto from similar patterns.
963 (and<mode>3, *and<mode>3): Ditto.
964 (<sse>_nand<mode>3): Ditto.
965 (ior<mode>3, *ior<mode>3): Ditto.
966 (xor<mode>3, *xor<mode>3): Ditto.
967 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
968 iterator and SSE_FLOAT_MODE_P as insn constraint.
969 (*nand<mode>3): Ditto from similar patterns.
970 (*ior<mode>3): Ditto.
971 (*xor<mode>3): Ditto.
973 2008-02-20 Ira Rosen <irar@il.ibm.com>
975 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
976 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
977 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
979 2008-02-19 Jan Hubicka <jh@suse.cz>
981 * predict.c (tree_bb_level_predictions): Remove variable next
982 mistakely introduced by previous commit.
984 2008-02-19 Jan Hubicka <jh@suse.cz>
986 * predict.c (predict_paths_leading_to): Rewrite.
987 (predict_paths_for_bb): New.
988 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
990 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
993 * Makefile.in (build_file_translate): New.
994 (gcc-vers.texi): Use it for translating $(abs_srcdir).
995 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
996 * configure.ac (build_file_translate): Substitute it.
997 * configure: Regenerate.
999 2008-02-19 Jan Hubicka <jh@suse.cz>
1001 PR rtl-optimization/34408
1002 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1005 2008-02-19 Jan Hubicka <jh@suse.cz>
1008 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1011 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1014 * config/i386/i386-modes.def: Revert the last DI alignment
1015 change until Ada people can look into it.
1017 2008-02-19 Nick Clifton <nickc@redhat.com>
1019 * opts.c (print_specific_help): Fix typo in --help text.
1021 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1024 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1025 32-bit inline asm without asm alternatives for host GCC < 3.0.
1027 2008-02-19 Richard Guenther <rguenther@suse.de>
1029 PR tree-optimization/34989
1030 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1031 Allow propagation to INDIRECT_REF if we can simplify only.
1033 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1035 * c-common.c (warn_for_collisions_1): Use appropriate option when
1038 2008-02-19 Nick Clifton <nickc@redhat.com>
1041 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1042 (handle_options): Fix indentation.
1043 (print_filtered_help): If no language-specific options were
1044 displayed tell the user how to list all the options supported by
1045 the language's front-end.
1046 (print_specific_help): Fix indentation and remove duplicate line.
1047 (common_handle_option): Handle the -v option.
1048 For --help enable the display of undocumented options if the -v
1049 switch has been included on the command line.
1050 For --help= check for overlaps in the arguments between the option
1051 classes and the language names and issue a warning when they
1052 cannot be disambiguated.
1053 * c.opt (v): Pass on to the common option handler.
1055 2008-02-19 Revital Eres <eres@il.ibm.com>
1057 * modulo-sched.c (sms_schedule): Change dump message when
1058 create_ddg function fails.
1059 (try_scheduling_node_in_cycle): Rename row to cycle.
1060 (print_partial_schedule): Rename CYCLE to ROW.
1062 2008-02-19 Christian Bruel <christian.bruel@st.com>
1063 Zdenek Dvorak <ook@ucw.cz>
1065 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1067 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1070 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1071 (*x86_movdicc_0_m1_se): Ditto.
1073 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1076 (CMPtype): Define as __gcc_CMPtype.
1077 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1078 (CMPtype): Define as __gcc_CMPtype.
1080 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1082 Support valgrind 3.3 for --enable-checking=valgrind.
1083 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1085 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1086 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1087 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1088 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1089 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1090 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1091 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1093 * ggc-zone.c: Similar.
1094 * ggc-page.c: Similar.
1096 2008-02-19 Paul Brook <paul@codesourcery.com>
1099 * config/arm/ieee754-df.S: Fix do_it typo.
1100 * config/arm/ieee754-sf.S: Fix do_it typo.
1102 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1105 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1106 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1107 (OPTION_MASK_ISA_SSE_SET): Likewise.
1108 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1109 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1110 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1111 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1112 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1113 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1114 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1115 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1116 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1117 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1118 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1119 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1120 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1121 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1122 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1123 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1124 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1125 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1126 (OPTION_MASK_ISA_SSE4): Removed.
1127 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1128 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1130 (override_options): Don't turn on implied SSE/MMX bits in
1133 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1135 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1138 2008-02-18 Joey Ye <joey.ye@intel.com>
1141 * tree-nested.c (insert_field_into_struct): Set type alignment
1142 to field alignment if the former is less than the latter.
1144 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1146 * BASE-VER: Set to 4.4.0.
1148 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1150 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1151 * doc/cfg.texi: Likewise.
1152 * doc/extend.texi: Likewise.
1153 * doc/gty.texi: Likewise.
1154 * doc/invoke.texi: Likewise.
1155 * doc/loop.texi: Likewise.
1156 * doc/md.texi: Likewise.
1157 * doc/passes.texi: Likewise.
1158 * doc/rtl.texi: Likewise.
1159 * doc/sourcebuild.texi: Likewise.
1160 * doc/tm.texi: Likewise.
1161 * doc/tree-ssa.texi: Likewise.
1163 2008-02-17 Richard Guenther <rguenther@suse.de>
1166 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1167 without default definition.
1169 2008-02-17 Richard Guenther <rguenther@suse.de>
1171 PR tree-optimization/35231
1172 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1175 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1179 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1181 libgcc_cmp_return mode.
1183 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1186 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1188 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1190 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1193 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1195 * doc/c-tree.texi: Use `@.' where appropriate.
1196 * doc/extend.texi: Likewise.
1197 * doc/install.texi: Likewise.
1198 * doc/invoke.texi: Likewise.
1199 * doc/loop.texi: Likewise.
1200 * doc/makefile.texi: Likewise.
1201 * doc/md.texi: Likewise.
1202 * doc/passes.texi: Likewise.
1203 * doc/standards.texi: Likewise.
1204 * doc/tm.texi: Likewise.
1206 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1209 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1211 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1212 rather than in entry_bb.
1214 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1216 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1217 libgcc_cmp_return mode.
1219 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1222 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1223 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1225 2008-02-15 Richard Guenther <rguenther@suse.de>
1226 Zdenek Dvorak <ook@ucw.cz>
1228 PR tree-optimization/35164
1229 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1230 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1231 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1232 Only propagate addresses which do not have abnormal SSA_NAMEs
1235 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1238 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1240 2008-02-15 Jan Hubicka <jh@suse.cz>
1243 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1245 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1248 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1249 when calculating alignment_pad.
1251 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1254 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1255 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1256 and STACK_BOUNDARY define.
1258 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1260 PR preprocessor/35061
1261 * c-pragma.c (handle_pragma_pop_macro): Check that
1262 pushed_macro_table has been allocated.
1264 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1267 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1268 (force_gimple_operand): Likewise.
1269 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1270 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1271 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1272 (find_interesting_uses_address): Check addressability and alignment
1273 of the base expression only after substituting bases of IVs into it.
1275 2008-02-14 Michael Matz <matz@suse.de>
1278 * function.c (instantiate_virtual_regs_in_insn): Reload address
1279 before falling back to reloading the whole operand.
1281 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1283 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1284 before the first section switch note.
1286 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1288 * doc/bugreport.texi: Update copyright years.
1289 * doc/c-tree.texi: Likewise.
1290 * doc/cfg.texi: Likewise.
1291 * doc/cpp.texi: Likewise.
1292 * doc/cppinternals.texi: Likewise.
1293 * doc/fragments.texi: Likewise.
1294 * doc/frontends.texi: Likewise.
1295 * doc/gcc.texi: Likewise.
1296 * doc/gty.texi: Likewise.
1297 * doc/hostconfig.texi: Likewise.
1298 * doc/implement-c.texi: Likewise.
1299 * doc/libgcc.texi: Likewise.
1300 * doc/loop.texi: Likewise.
1301 * doc/makefile.texi: Likewise.
1302 * doc/options.texi: Likewise.
1303 * doc/passes.texi: Likewise.
1304 * doc/rtl.texi: Likewise.
1305 * doc/sourcebuild.texi: Likewise.
1306 * doc/standards.texi: Likewise.
1307 * doc/tree-ssa.texi: Likewise.
1308 * doc/trouble.texi: Likewise.
1310 * doc/extend.texi: Use @: or add comma where appropriate.
1311 * doc/invoke.texi: Likewise.
1312 * doc/tm.texi: Likewise.
1314 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1317 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1320 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1322 * doc/md.texi (clz, ctz): Add reference.
1323 * doc/rtl.texi (clz, ctz): Likewise.
1325 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1328 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1331 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1333 * config/s390/s390.c (struct constant_pool): New field
1334 emit_pool_after added.
1335 (s390_mainpool_start): Set the emit_pool_after flag according
1336 to the section switch notes.
1337 (s390_mainpool_finish): Consider emit_pool_after when emitting
1338 the literal pool at the end of the function.
1339 (s390_chunkify_start): Force literal pool splits at section
1342 2008-02-13 Michael Matz <matz@suse.de>
1345 * var-tracking.c (clobber_variable_part): Correctly traverse the
1348 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1351 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1352 Add -fdump-ipa-inline.
1353 * tree-dump.c (dump_files): Remove tree-inlined dump.
1354 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1356 2008-02-12 Richard Guenther <rguenther@suse.de>
1358 PR tree-optimization/35171
1359 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1362 2008-02-12 Richard Guenther <rguenther@suse.de>
1365 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1366 value-preserving mode. Disallow final truncation.
1368 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1371 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1372 code from here to...
1373 (force_gimple_operand): ...here.
1375 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1378 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1379 non-compatible pointers.
1380 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1381 different FIELD_DECLs, try harder by comparing field offsets, sizes
1385 * function.c (match_asm_constraints_1): Don't replace the same input
1388 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1390 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1391 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1392 (expand_epilogue): Restore RAMPZ register.
1393 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1395 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1397 * config/i386/cygwin.asm: (__alloca): Correct calling
1398 convention and alignment.
1399 (__chkstk): Force 8 byte stack alignment.
1401 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1402 Richard Guenther <rguenther@suse.de>
1404 PR tree-optimization/33992
1405 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1406 the zero we compare against.
1408 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1411 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1412 to CloseHandle after unlocking to prevent accumulation of handle
1415 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1418 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1419 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1420 and update LABEL_NUSES during and after reload.
1422 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1425 * combine.c (simplify_if_then_else): Make sure the comparison is
1426 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1428 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1431 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1432 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1433 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1434 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1435 * tree.h (get_type_static_bounds): Likewise.
1437 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1439 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1440 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1441 Make -Wfoo language annotations match what the compiler outputs.
1443 2008-02-08 Sa Liu <saliu@de.ibm.com>
1445 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1446 intrinsics spu_convts, spu_convtu, spu_convtf.
1447 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1449 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1451 * doc/extend.texi (Function Attributes) <noinline>: Mention
1452 asm ("") as method to keep calls.
1454 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1457 * doc/options.texi (Options): Replace references to opts.sh with
1459 * opts-common.c: Likewise.
1460 * optc-gen.awk: Likewise.
1462 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1464 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1466 2008-02-07 Richard Henderson <rth@redhat.com>
1469 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1470 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1473 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1475 PR tree-optimization/35085
1476 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1477 for operand entry oe2 in addition to operand entry oe3 in order to
1478 expose more opportunities for vectorizer sum reduction.
1480 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1483 * Makefile.in (LIBS): Remove $(GMPLIBS).
1484 (cc1-dummy, cc1): Add $(GMPLIBS).
1486 2008-02-06 Jan Hubicka <jh@suse.cz>
1489 * i386.md (moddf_integer): Do not produce partial memory stalls for
1490 targets where it hurts.
1492 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1495 * optabs.c (expand_float): Do not check for decimal modes when
1496 expanding unsigned integer through signed conversion.
1498 2008-02-06 Nick Clifton <nickc@redhat.com>
1500 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1501 inside the clobber with a match_operand and duplicated operand
1502 number in the constraint.
1503 (ineqbranchsi): Delete redundant comment.
1505 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1507 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1508 builtin_define ("__USE_INIT_FINI__").
1509 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1511 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1513 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1515 PR documentation/30330
1516 * doc/invoke.texi (C++ Dialect Options)
1517 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1518 For each warning option -Wfoo that allows -Wno-foo, ensure both
1519 -Wfoo and -Wno-foo are listed in the option index. Fix index
1520 entry of -Wswitch-default, index -Wnormalized= including the
1521 `=', and -Wlarger-than-@var{len} including @var{len}.
1523 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (floatunssisf2): Use
1526 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1527 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1528 Macroize expander using MODEF mode iterator.
1530 2008-02-05 Diego Novillo <dnovillo@google.com>
1532 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1535 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1537 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1540 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1542 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1545 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1546 to indicate if a message should be generated.
1547 (init_cumulative_args): Updated.
1548 (function_value_32): Likewise.
1550 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1552 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1554 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1558 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1560 2008-02-04 Diego Novillo <dnovillo@google.com>
1562 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1565 * tree-vrp.c (vrp_evaluate_conditional): With
1566 -Wtype-limits, emit a warning when comparing against a
1567 constant outside the natural range of OP0's type.
1569 2008-02-04 Richard Guenther <rguenther@suse.de>
1572 * expr.c (count_type_elements): Give for unions instead of
1575 2008-02-04 Richard Guenther <rguenther@suse.de>
1578 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1579 to TYPE_DOMAINs base type instead of using bitsizetype here.
1581 2008-02-03 Jason Merrill <jason@redhat.com>
1583 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1585 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1588 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1589 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1590 (RS/6000 and PowerPC Options): Fix typos and markup.
1591 * doc/passes.texi (Tree-SSA passes): Likewise.
1593 2008-02-02 Michael Matz <matz@suse.de>
1596 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1597 from record_last_reg_set_info.
1598 (record_last_reg_set_info): Take an RTX argument, iterate over all
1599 constituent hardregs.
1600 (record_last_set_info, record_opr_changes): Change calls to
1601 new signature or to record_last_reg_set_info_regno.
1603 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1605 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1607 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1609 PR rtl-optimization/34773
1610 * reg-notes.def (EQUAL): Mention significance of combination of
1611 REG_EQUAL and REG_RETVAL.
1612 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1613 insn that has a REG_RETVAL.
1615 2008-02-01 Roger Sayle <roger@eyesopen.com>
1618 * configure.ac (--enable-fixed-point): Disable unless explicitly
1620 * configure: Regenerate.
1622 2008-02-01 Richard Guenther <rguenther@suse.de>
1625 * invoke.texi (-finline-limit): Remove no longer true parts
1626 of the documentation. Note that there is no default value.
1628 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1629 Mark Mitchell <mark@codesourcery.com>
1630 Ben Elliston <bje@au.ibm.com>
1633 * doc/extend.texi (Other Builtins): Document.
1635 2008-01-31 Tom Browder <tom.browder@gmail.com>
1637 * doc/c-tree.texi (Types): Fix grammar.
1638 (Expression trees): Ditto.
1639 * doc/passes.texi (Tree-SSA passes): Ditto.
1641 * doc/configterms.texi (Configure Terms): Fix typo.
1642 * doc/cpp.texi (Common Predefined Macros): Ditto.
1643 * doc/md.texi (Machine Constraints): Ditto.
1645 * doc/makefile.texi (Makefile): Add comma.
1647 2008-01-31 Tom Browder <tom.browder@gmail.com>
1648 Gerald Pfeifer <gerald@pfeifer.com>
1650 * doc/sourcebuild.texi (Front End): Remove references to CVS
1651 and CVSROOT/modules.
1652 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1653 (Back End): Remove reference to CVS.
1655 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1658 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1660 (mips16_gp_pseudo_reg): ...here.
1661 * config/mips/mips.md (load_const_gp): Replace with...
1662 (load_const_gp_<mode>): ...this :P-based insn.
1664 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1666 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1667 options. Minor fixes.
1668 (-std): Move reference to standards closer to where language
1669 standards are first mentioned.
1671 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1673 PR rtl-optimization/34995
1674 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1675 parameter and return a bool. If the rtx parameter is nonnull,
1676 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1677 (find_reloads): Update call accordingly. Pass the new operand
1678 if it needed no address reloads, otherwise pass null.
1680 2008-01-30 Richard Henderson <rth@redhat.com>
1683 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1684 for unbounded arrays.
1686 2008-01-30 Silvius Rus <rus@google.com>
1688 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1690 2008-01-30 Jan Hubicka <jh@suse.cz>
1693 * i386.c (init_cumulative_args): Use real function declaration when
1696 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1698 PR rtl-optimization/34998
1699 * global.c (build_insn_chain): Treat non-subreg_lowpart
1700 SUBREGs of pseudos as clobbering all the words covered by the
1701 SUBREG, not just all the bytes.
1702 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1703 original df_ref rather than an extract parameter.
1704 (global_conflicts): Update call accordingly.
1706 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1708 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1709 the overflow check to make it easier to read.
1710 (__fixtfdi): Change the type of the ll member in union
1711 long_double to UDItype_x.
1713 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1716 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1717 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1718 * tree-inline.c (fold_marked_statements): Call
1719 cgraph_update_edges_for_call_stmt if folding a call statement.
1720 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1721 debug_generic_stmt calls, reset it back afterwards.
1724 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1726 * c-typeck.c (build_external_ref): Don't pedwarn about
1727 static vars in current function's scope.
1729 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1731 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1733 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1736 * ipa-struct-reorg.c: Fix spelling.
1737 * params.def: Ditto.
1739 2008-01-29 Richard Guenther <rguenther@suse.de>
1742 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1744 * tree-inline.c (remap_type): Increment remapping_type_depth
1745 around remapping types.
1746 (copy_body_r): Only add referenced variables if they are referenced
1747 from code, not types.
1749 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1760 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1761 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1763 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1766 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1767 pointer for tiny stack.
1769 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1771 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1773 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1775 * config/vx-common.h: Fix typo in comment.
1777 2008-01-28 Ian Lance Taylor <iant@google.com>
1781 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1782 coalesce pointers if they have different DECL_NO_TBAA_P values.
1783 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1784 between variables with different DECL_NO_TBAA_P values.
1786 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1789 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1790 are not legitimate small data references on SPE targets.
1792 2008-01-28 David Daney <ddaney@avtrex.com>
1794 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1796 2008-01-28 David Daney <ddaney@avtrex.com>
1798 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1800 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1802 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1803 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1804 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1805 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1806 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1807 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1808 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1809 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1811 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1813 * basic-block.h (condjump_equiv_p): Fix comment.
1815 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1817 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1818 print_generic_stmt_indented): Fix comment.
1820 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1822 * configure.ac (__stack_chk_fail): Add detecion for availability
1823 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1824 * configure: Regenerate.
1826 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1829 * final.c (output_addr_const): Handle TRUNCATE.
1831 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1834 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1835 (zero_cost, infinite_cost): New constants.
1836 (struct cost_pair): Change type of cost to comp_cost.
1837 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1838 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1840 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1841 split_address_cost, ptr_difference_cost, difference_cost,
1842 get_computation_cost_at, get_computation_cost,
1843 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1844 determine_use_iv_cost_condition, determine_use_iv_costs,
1845 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1846 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1847 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1848 Change type of cost to comp_cost.
1849 (determine_iv_cost): Increase cost of non-original ivs, instead
1850 of decreasing the cost of original ones.
1851 (get_address_cost): Indicate the complexity of the addressing mode
1853 (try_add_cand_for): Prefer using ivs not specific to some object.
1854 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1856 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1857 Janis Johnson <janis187@us.ibm.com>
1860 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1861 (TARGET_INSTANTIATE_DECLS): Likewise.
1862 * target.h (expand_to_rtl_hook): New target hook.
1863 (instantiate_decls): Likewise.
1864 * function.c (instantiate_decl): Make non-static. Rename to...
1865 (instantiate_decl_rtl): ... this.
1866 (instantiate_expr): Use instantiate_decl_rtl.
1867 (instantiate_decls_1): Likewise.
1868 (instantiate_decls): Likewise.
1869 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1870 * function.h (instantiate_decl_rtl): Add prototype.
1871 * cfgexpand.c (target.h): New include.
1872 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1873 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1874 (TARGET_INSTANTIATE_DECLS): Likewise.
1875 (TARGET_INITIALIZER): New target hooks added.
1876 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1878 * config/rs6000/rs6000.c (tree-flow.h): New include.
1879 (machine_function): Add sdmode_stack_slot field.
1880 (rs6000_alloc_sdmode_stack_slot): New function.
1881 (rs6000_instantiate_decls): Likewise.
1882 (rs6000_secondary_memory_needed_rtx): Likewise.
1883 (rs6000_check_sdmode): Likewise.
1884 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1885 (TARGET_INSTANTIATE_DECLS): Likewise.
1886 (rs6000_hard_regno_mode_ok): Allow SDmode.
1887 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1888 (rs6000_emit_move): Handle SDmode.
1889 (function_arg_advance): Likewise.
1890 (function_arg): Likewise.
1891 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1892 SDmode var args for 32-bit compiles.
1893 (rs6000_secondary_reload_class): Handle SDmode.
1894 (rs6000_output_function_epilogue): Likewise.
1895 (rs6000_function_value): Simplify if statement.
1896 (rs6000_libcall_value): Likewise.
1897 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1898 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1899 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1900 (movsd_hardfloat): New define_insn.
1901 (movsd_softfloat): Likewise.
1902 (movsd_store): Likewise.
1903 (movsd_load): Likewise.
1904 (extendsddd2): Likewise.
1905 (extendsdtd2): Likewise.
1906 (truncddsd2): Likewise.
1907 (movdd_hardfloat64): Fixup comment.
1908 (UNSPEC_MOVSD_LOAD): New constant.
1909 (UNSPEC_MOVSD_STORE): Likewise.
1911 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1914 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1916 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1917 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1918 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1921 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1924 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1925 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1926 __LONGDOUBLE128 too.
1927 * config/rs6000/aix61.h: New file.
1929 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1931 PR rtl-optimization/34959
1932 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1933 popcount and parity rtxes the same mode as their operand.
1934 Truncate or extend the result to the return value's mode
1937 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1940 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1941 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1942 to GOT_VERSION_REGNUM.
1943 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1944 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1945 * config/mips/mips.c (mips_emit_call_insn): New function.
1946 (mips_call_tls_get_addr): Call mips_expand_call directly.
1947 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1949 (mips16_build_call_stub): Likewise. Return the call insn or null.
1950 (mips_expand_call): Update the call to mips16_build_call_stub
1951 accordingly and a remove redundant condition. Assert that MIPS16
1952 stubs do not use lazy binding. Use mips_emit_call_insn and return
1954 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1956 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1957 (mips_avoid_hazard): Remove hazard_set handling.
1958 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1959 (UNSPEC_RESTORE_GP): ...this.
1960 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1961 (FAKE_CALL_REGNO): Rename to...
1962 (GOT_VERSION_REGNUM): ...this.
1963 (type): Add "ghost" value. Add an associated insn reservation.
1964 (hazard_set): Remove.
1965 (exception_receiver): Rename to...
1966 (restore_gp): ...this and update the unspec identifier accordingly.
1967 (exception_receiver, nonlocal_got_receiver): New expanders.
1968 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1969 FAKE_CALL_REGNO. Remove hazard_set attribute.
1970 (set_got_version, update_got_version): New patterns.
1972 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1975 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1977 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1980 * doc/install.texi2html: Generate gcc-vers.texi.
1982 2008-01-25 DJ Delorie <dj@redhat.com>
1984 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1986 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1988 * config/c4x: Remove directory.
1989 * config.gcc (crx-*, mt-*): Mark obsolete.
1990 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
1991 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
1992 sh-*-rtemscoff*): Remove cases.
1993 * defaults.h (C4X_FLOAT_FORMAT): Remove.
1994 * real.c (encode_c4x_single, decode_c4x_single,
1995 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
1996 c4x_extended_format): Remove.
1997 * real.h (c4x_single_format, c4x_extended_format): Remove.
1998 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2000 (Pragmas): Remove comment about c4x pragmas.
2001 * doc/install.texi (c4x): Remove target-specific instructions.
2002 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2003 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2004 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2005 refer to C4x source files as examples.
2006 (C4X_FLOAT_FORMAT): Remove documentation.
2008 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2010 * config/bfin/bfin.c (override_options): Reorder tests so that
2011 flag_pic gets enabled for -msep-data.
2013 2008-01-25 Richard Guenther <rguenther@suse.de>
2016 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2017 to its bitfield precision if required.
2019 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2022 * tree-nested.c (walk_omp_for): New function.
2023 (convert_nonlocal_reference, convert_local_reference): Call
2024 walk_omp_for on OMP_FOR.
2025 (convert_call_expr): Call walk_body on OMP_FOR's
2026 OMP_FOR_PRE_INIT_BODY.
2028 2008-01-25 Richard Guenther <rguenther@suse.de>
2030 PR tree-optimization/34966
2031 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2032 default defs and PHI_NODEs we have to insert after the
2035 2008-01-24 Nick Clifton <nickc@redhat.com>
2037 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2038 Provide a default definition.
2039 (LIBGCC2_UNITS_PER_WORD): Likewise.
2041 * config/stormy16/stormy16.c: Include df.h for the prototype
2042 for df_regs_ever_live_p.
2043 (xstormy16_expand_builtin_va_start): Convert the stack offset
2044 into a component_ref and then use POINTER_PLUS_EXPR to add it
2045 to the incoming_virtual_args_rtx.
2046 (xstormy16_gimplify_va_arg_expr): Rename to
2047 xstormy16_gimplify_va_arg_expr.
2048 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2049 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2050 xstormy16_gimplify_va_arg_expr.
2051 Fix up some formatting issues.
2053 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2054 Move to predicates.md.
2055 (xs_hi_general_operand): Likewise.
2056 (xs_hi_nonmemory_operand): Likewise.
2057 * config/stormy16/predicates.md:
2058 (xstormy16_carry_plus_operand): New predicate.
2059 (xs_hi_general_operand): New predicate.
2060 (xs_hi_nonmemory_operand): New predicate.
2061 * config/stormy16/stormy16-protos.h:
2062 (xstormy16_carry_plus_operand): Delete prototype.
2063 (xs_hi_general_operand): Likewise.
2064 (xs_hi_nonmemory_operand): Likewise.
2066 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2067 modifiers as they are no longer needed and they can trigger
2068 reload spill failures.
2070 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2071 with a match_operand in order to help reload.
2073 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2074 constraint with 'e' for the 8th alternative as this version of
2075 the mov.w instruction only accepts the lower 8 registers.
2077 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2080 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2081 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2084 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2087 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2089 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2091 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2093 (remove_structure): Update allocations list before removing structure.
2095 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2097 * ipa-struct-reorg.c (is_safe_cond_expr,
2098 create_new_stmts_for_cond_expr): Use integer_zerop function,
2099 that recognize not only zero-pointer, but zero-integer too.
2101 2008-01-25 Ben Elliston <bje@au.ibm.com>
2104 * fixproto: Escape "." in sed expression that strips leading "./".
2106 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2109 * gcc.c (SWITCH_OK): Removed.
2110 (SWITCH_LIVE): Changed to bit.
2111 (SWITCH_FALSE): Likewise.
2112 (SWITCH_IGNORE): Likewise.
2113 (switchstr): Change live_cond to unsigned int.
2114 (process_command): Replace SWITCH_OK with 0.
2115 (do_self_spec): Likewise.
2116 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2117 (give_switch): Likewise.
2118 (used_arg): Likewise.
2119 (do_spec_1): Set the SWITCH_IGNORE bit.
2120 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2121 bits. Set the SWITCH_LIVE bit.
2123 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2125 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2127 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2129 PR tree-optimization/34472
2130 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2131 parameter to a "bool *" and set *DATA to false if there is
2132 an unsafe access. Do not delete the structure here.
2133 (check_cond_exprs): Delete it here instead.
2134 (check_cond_exprs, exclude_cold_structs): Do not increase
2135 I when removing a structure.
2137 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2140 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2141 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2143 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2146 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2147 a fixed vector for stack.
2149 2008-01-24 Ben Elliston <bje@au.ibm.com>
2152 * doc/gcc.texi (Software development): Add a direntry for g++.
2154 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2156 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2157 stale and straggling -fforce-addr comments above.
2159 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2161 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2162 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2164 2008-01-23 Michael Matz <matz@suse.de>
2167 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2170 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2172 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2175 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2177 * config/avr/avr.c (avr_current_arch): New variable.
2178 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2179 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2180 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2181 (avr_override_options): Init 'avr_current_arch'.
2182 (base_arch_s): Move from here...
2183 * config/avr/avr.h (base_arch_s): ... here. Add new members
2184 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2185 'mega' to 'have_jmp_call'.
2186 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2187 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2189 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2191 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2192 MULTILIB_MATCHES): (Ditto.).
2194 2008-01-23 Richard Guenther <rguenther@suse.de>
2197 * cgraphunit.c (cgraph_reset_node): Always mark the node
2198 not reachable if it is not queued already.
2200 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2202 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2203 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2204 (cputype_selected): New static variable.
2205 (bfin_handle_option): Set it if -mcpu is used.
2206 (override_option): Select default set of workarounds if no cpu type
2207 selected on the command line.
2208 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2210 From Michael Frysinger <michael.frysinger@analog.com>
2211 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2212 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2214 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2215 for bf547, bf523, bf524, and bf526.
2216 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2218 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2219 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2220 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2221 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2222 * doc/invoke.texi (Blackfin Options): Document that
2223 -mcpu now accept bf547, bf523, bf524, and bf526.
2225 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2227 PR rtl-optimization/34628
2228 * combine.c (try_combine): Stop and undo after the first combination
2229 if an autoincrement side-effect on the first insn has effectively
2232 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2235 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2236 Offset addresses are not valid for Altivec or paired float modes.
2238 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2241 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2242 if DECL_INITIAL (decl) is error_mark_node.
2245 * c-common.c (handle_vector_size_attribute): Only allow
2246 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2247 the same way as pointer, array etc. types.
2248 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2251 * tree.c (build_type_attribute_qual_variant): Call
2252 build_qualified_type if attributes are equal, but quals are not.
2254 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2257 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2258 * flags.h (warn_strict_aliasing): Remove.
2259 (warn_strict_overflow): Remove.
2260 * opts.c (warn_strict_aliasing): Remove.
2261 (warn_strict_overflow): Remove.
2262 * c-opts.c (c_common_handle_option): -Wall only sets
2263 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2264 (c_common_post_options): Give default values to -Wstrict-aliasing
2265 and -Wstrict-overflow if they are uninitialized.
2266 * common.opt (Wstrict-aliasing): Specify Var and Init.
2267 (Wstrict-overflow): Likewise.
2269 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2271 PR rtl-optimization/26854
2272 PR rtl-optimization/34400
2273 PR rtl-optimization/34884
2274 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2276 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2277 (df_rd_bb_info.expanded_lr_out): Deleted
2278 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2279 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2280 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2281 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2282 Removed code to allocate, initialize or free expanded_lr_out.
2283 (df_rd_bb_local_compute_process_def): Restructured to make more
2285 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2286 sets if the sets are being trimmed.
2288 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2291 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2292 (as_vers): Likewise.
2293 * configure: Regenerated.
2295 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2298 * tree-pass.h (pass_build_alias): New pass.
2299 * tree-ssa-alias.c (gate_build_alias): New.
2300 (pass_build_alias): New.
2301 * passes.c (init_optimization_passes): Add pass_build_alias after
2302 pass_create_structure_vars.
2304 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2306 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2307 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2308 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2309 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2310 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2311 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2312 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2313 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2314 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2315 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2316 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2317 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2318 * config/s390/s390.md (FP_ALL): New mode iterator.
2319 (_d): New mode attribute.
2320 ("*signbit<mode>2>"): Changed mode of first operand.
2321 ("isinf<mode>2"): Changed mode of first operand.
2322 ("*TDC_insn"): Adaptation for DFP modes.
2324 2008-01-22 Ben Elliston <bje@au.ibm.com>
2326 * tree.c (check_qualified_type): Improve function description.
2328 2008-01-21 Jason Merrill <jason@redhat.com>
2331 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2332 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2335 2008-01-21 DJ Delorie <dj@redhat.com>
2337 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2340 2008-01-21 Richard Guenther <rguenther@suse.de>
2343 * tree-cfg.c (verify_expr): Allow all invariant expressions
2344 instead of just constant class ones as reference argument.
2345 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2346 like any other constant.
2347 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2349 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2351 * regmove.c (fixup_match_1): Update call crossed frequencies.
2353 2008-01-21 Richard Guenther <rguenther@suse.de>
2356 * tree-inline.c (setup_one_parameter): Deal with mismatched
2357 types using a VIEW_CONVERT_EXPR.
2359 2008-01-21 Alon Dayan <alond@il.ibm.com>
2360 Olga Golovanevsky <olga@il.ibm.com>
2362 PR tree-optimization/34701
2363 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2364 when the structure size is not a power of 2.
2366 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2368 * doc/install.texi: Add doc for --enable-checking=df.
2370 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2372 PR rtl-optimization/34808
2373 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2375 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2377 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2380 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2382 PR rtl-optimization/26854
2383 PR rtl-optimization/34400
2384 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2386 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2387 (df_rd_bb_info.expanded_lr_out): New.
2388 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2389 * loop_iv.c (iv_analysis_loop_init): Ditto.
2390 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2391 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2392 Added code to allocate, initialize or free expanded_lr_out.
2393 (df_rd_bb_local_compute_process_def): Restructured to make
2394 more understandable.
2395 (df_rd_confluence_n): Add code to do nothing with fake edges and
2396 code to no apply invalidate_by_call sets if the sets are being trimmed.
2397 (df_lr_local_finalize): Renamed to df_lr_finalize.
2398 (df_live_local_finalize): Renamed to df_live_finalize.
2400 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2403 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2404 deciding whether to use reciprocal instructions.
2406 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2408 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2409 dwarf2out_note_section_used if cold_text_section is NULL.
2411 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2413 PR gcov-profile/34610
2414 * tree-cfg.c (make_edges): Mark both outgoing edges from
2415 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2416 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2417 from OMP_FOR and OMP_CONTINUE outgoing edges.
2419 * tree-profile.c (tree_profiling): Return early if
2420 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2422 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2423 from cfun to child_cfun.
2424 * function.h (struct function): Add after_tree_profile bit.
2426 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2428 * config/avr/avr.S (_exit): Disable interrupt.
2430 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2431 Steven Bosscher <stevenb.gcc@gmail.com>
2433 PR rtl-optimization/26854
2434 PR rtl-optimization/34400
2435 * df-problems.c (df_live_scratch): New scratch bitmap.
2436 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2437 (df_live_reset): Clear the proper bitmaps.
2438 (df_live_bb_local_compute): Only process the artificial defs once
2439 since the order is not important.
2440 (df_live_init): Init the df_live sets only with the variables
2441 found live by df_lr.
2442 (df_live_transfer_function): Use the df_lr sets to prune the
2443 df_live sets as they are being computed.
2444 (df_live_free): Free df_live_scratch.
2446 2008-01-18 Ian Lance Taylor <iant@google.com>
2448 * common.opt: Add fmerge-debug-strings.
2449 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2450 flag_merge_debug_strings rather than flag_merge_constants.
2451 * doc/invoke.texi (Option Summary): Mention
2452 -fmerge-debug-strings.
2453 (Debugging Options): Document -fmerge-debug-strings.
2455 2008-01-18 Ian Lance Taylor <iant@google.com>
2458 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2459 (struct tree_function_decl): Add new field operator_new_flag.
2460 * tree-inline.c (expand_call_inline): When inlining a call to
2461 operator new, force the return value to go into a variable, and
2462 set DECL_NO_TBAA_P on that variable.
2463 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2465 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2468 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2469 DWARF2_DEBUGGING_INFO.
2470 (dwarf2out_note_section_used): Ditto. Add prototype.
2471 (have_multiple_function_sections, text_section_used,
2472 cold_text_section_used, *cold_text_sections): Move declarations
2475 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2477 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2478 field and add signal_ra.
2479 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2480 assignments to frame state pc. Move end of stack check after
2481 MD_FALLBACK_FRAME_STATE_FOR.
2482 (uw_update_context_1): Use frame state signal_regs if set, instead
2483 of checking signal_frame flag.
2484 (uw_update_context): Use frame state signal_ra if set.
2485 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2486 * config/xtensa/linux-unwind.h: New file.
2488 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2490 * modulo-sched.c (get_sched_window): Fix comment typo.
2492 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2494 PR tree-optimization/34648
2495 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2497 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2499 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2500 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2502 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2504 PR rtl-optimization/34400
2505 * df-core.c (df_worklist_dataflow_overeager,
2506 df_worklist_dataflow_doublequeue): New functions.
2507 (df_worklist_dataflow): Two different worklist solvers.
2508 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2511 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2514 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2515 and ftree-parallelize-loops.
2517 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2519 PR rtl-optimization/34826
2520 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2522 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2524 * global.c (find_reg): Mark the eh regs as used if necessary.
2525 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2526 * ra.h (struct allocno): no_eh_reg field added. Changed
2527 no_stack_reg type to bitfield.
2529 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2531 * tree.c (substitute_in_expr): Add missing 'break'.
2533 2008-01-17 Richard Guenther <rguenther@suse.de>
2535 PR tree-optimization/34825
2536 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2537 x / x as division to handle.
2539 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2541 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2542 "-pthread" is specified.
2543 * pa-hpux11.h (LIB_SPEC): Likewise.
2545 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2546 Peter Bergner <bergner@vnet.ibm.com>
2548 PR rtl-optimization/33796
2549 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2551 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2553 PR libgfortran/34699
2554 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2556 * pa-hpux10.h (LINK_SPEC): Likewise.
2557 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2559 2008-01-16 Richard Guenther <rguenther@suse.de>
2562 * fold-const.c (fold_convert_const_int_from_int): Do not
2563 set overflow if that occured only because of a sign extension
2564 change when converting from/to a sizetype with the same
2565 precision and signedness.
2567 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2570 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2571 location address to the correct place. Update copyright year.
2573 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2575 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2576 no dependences in the dependence_relations vector.
2578 2008-01-16 Jan Hubicka <jh@suse.cz>
2580 PR rtl-optimization/31396
2581 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2582 * cfg.c (dump_reg_info): Print it.
2583 * regs.h (struct reg_info_t): add freq_calls_crossed.
2584 (REG_FREQ_CALLS_CROSSED): New macro.
2585 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2586 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2587 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2588 regmove_optimize): Update call crossed frequencies.
2589 * local-alloc.c (struct qty): Add freq_calls_crossed.
2590 (alloc_qty): Copute freq_calls_crossed.
2591 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2592 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2593 * ra.h (struct allocno): Add freq_calls_crossed.
2595 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2597 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2598 libgomp when compiling with ftree-parallelize-loops.
2599 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2601 2008-01-16 Richard Guenther <rguenther@suse.de>
2603 PR tree-optimization/34769
2604 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2605 * tree.c (int_cst_value): Instead make this function more
2606 permissive in what it accepts as valid input. Document this
2607 function always sign-extends the value.
2609 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2610 Richard Guenther <rguenther@suse.de>
2613 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2614 (gimple_fold_indirect_ref_rhs): ... this.
2615 (gimple_fold_indirect_ref): New function with foldings
2616 that preserve lvalueness.
2617 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2618 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2619 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2620 to fold an INDIRECT_REF, fall back to the old use of
2621 fold_indirect_ref_1.
2623 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2625 * tree-data-ref.c (subscript_dependence_tester_1): Call
2626 free_conflict_function.
2627 (compute_self_dependence): Same.
2629 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2632 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2633 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2635 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2636 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2637 for DWARF2_UNWIND_INFO targets.
2639 2008-01-16 Richard Guenther <rguenther@suse.de>
2642 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2643 type qualifiers for function types.
2645 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2647 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2648 loop_iterator li from previous commit.
2650 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2652 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2654 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2656 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2657 (parallelize_loops): Don't parallelize irreducible components.
2659 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2662 * c-opts (c_common_post_options): Do not enable CPP
2663 flag_pedantic_errors by default.
2665 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2667 PR rtl-optimization/31944
2668 * cse.c (remove_pseudo_from_table): New function.
2669 (merge_equiv_classes): Use above function to remove pseudo-registers.
2670 (invalidate): Likewise.
2672 2008-01-13 Richard Guenther <rguenther@suse.de>
2675 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2676 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2678 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2680 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2681 validate_change to unshare the source of the PC set.
2683 2008-01-12 Jan Hubicka <jh@suse.cz>
2686 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2687 references above array bounds. This might trigger bounds checks for
2690 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2692 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2693 new_replaceable_dependencies.
2695 2008-01-12 Doug Kwan <dougkwan@google.com>
2697 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2698 instead of OPT_Wreturn_type in warning due to ignored return type
2700 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2701 options included in -Wextra.
2702 * c.opt: New option -Wignored_qualifiers.
2703 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2704 -Wignore_qualifiers.
2705 (-Wignored-qualifiers): Document.
2706 (-Wreturn-type): Remove description of functionality now handled
2707 by -Wignored-qualifiers.
2709 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2712 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2713 NOP_EXPR if it is between integral types with the same precision.
2715 2008-01-12 Jan Hubicka <jh@suse.cz>
2718 * invoke.texi (max-inline-recursive-depth): Fix default value.
2720 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2722 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2725 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2727 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2729 2008-01-11 James E. Wilson <wilson@specifix.com>
2732 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2734 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2736 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2737 save/restore frame pointer register and don't use 'call-prologues'
2738 optimization in function with "OS_task" attribute.
2740 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2743 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2744 when copying to memory.
2746 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2748 PR rtl-optimization/30905
2749 * cfgcleanup.c: Include dce.h
2750 (crossjumps_occured): New global variable.
2751 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2752 If something changed, set crossjumps_occured to true.
2753 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2754 Don't add/remove fake edges to exit here...
2755 (cleanup_cfg): ...but do it here, when crossjumping.
2756 Run a fast DCE when successful crossjumps occured in the latest
2757 iteration of try_optimize_cfg.
2759 2008-01-11 Richard Guenther <rguenther@suse.de>
2761 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2762 (struct vn_unary_op_s): Likewise.
2763 (vn_reference_insert): Free old reference on hash collision.
2765 2008-01-10 Raksit Ashok <raksit@google.com>
2767 PR rtl-optimization/27971
2768 * combine.c (find_split_point): Split PLUS expressions which are
2769 inside a MEM rtx, and whose first operand is complex.
2771 2008-01-10 DJ Delorie <dj@redhat.com>
2773 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2774 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2775 (m32c_hard_regno_ok): Call the underlying function.
2777 2008-01-10 Richard Guenther <rguenther@suse.de>
2780 * tree-cfg.c (tree_merge_blocks): Do not go through the
2781 full-blown folding and stmt updating path if we just deal
2782 with virtual operands.
2783 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2784 test for abnormal SSA_NAMEs.
2786 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2789 * reload.c (push_reload): Add assertions. All constants from
2790 reg_equiv_constant should have been used for replacing the respective
2792 (find_reloads_address): Invoke find_reloads_address_part for
2793 constant taken from the reg_equiv_constant array.
2795 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2797 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2798 field (valnum) the first in the struct. Replace bools with
2801 2008-01-10 Richard Guenther <rguenther@suse.de>
2803 PR tree-optimization/34651
2804 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2805 types and ordering for masking and converting.
2807 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2809 PR tree-optimization/34017
2810 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2811 also for PHI_NODE expressions.
2813 2008-01-09 Jan Hubicka <jh@suse.cz>
2815 PR tree-optimization/34708
2816 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2817 based on number of case labels.
2818 (init_inline_once): Remove switch_cost.
2819 * tree-inline.h (eni_weights_d): Remove switch_cost.
2821 2008-01-09 Richard Guenther <rguenther@suse.de>
2822 Andrew Pinski <andrew_pinski@playstation.sony.com>
2825 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2826 temporary if an rvalue is ok or an lvalue is not required.
2828 2008-01-09 Richard Guenther <rguenther@suse.de>
2831 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2834 2008-01-09 Richard Guenther <rguenther@suse.de>
2837 * tree.c (host_integerp): Check for sizetype only if the
2838 type is an integer type.
2840 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2843 * opts.c (decode_options): Disable inlining of functions called
2844 once if not in unit-at-a-time mode.
2846 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2848 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2850 2008-01-08 Richard Guenther <rguenther@suse.de>
2853 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2854 out early if the result will be unused.
2856 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2861 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2862 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2865 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2867 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2868 for vectorization tuned.
2870 2008-01-08 Richard Guenther <rguenther@suse.de>
2872 PR tree-optimization/34683
2873 * tree-ssa-operands.c (operand_build_cmp): Export.
2874 * tree-ssa-operands.h (operand_build_cmp): Declare.
2875 * tree-vn.c (vuses_compare): Remove.
2876 (sort_vuses): Use operand_build_cmp.
2877 (sort_vuses_heap): Likewise.
2878 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2879 to re-use old VEC if available. Do not sort already sorted VUSEs.
2880 (vdefs_to_vec): Do not sort already sorted VDEFs.
2882 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2885 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2887 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2890 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2891 limitations of reciprocal sequences on x86 targets.
2893 2008-01-08 Richard Guenther <rguenther@suse.de>
2895 PR tree-optimization/34683
2896 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2898 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2901 * config/darwin.c (darwin_mergeable_string_section): Don't use
2902 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2904 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2907 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2908 negxf2. Macroize expander using X87MODEF mode iterator. Change
2909 predicates of op0 and op1 to register_operand.
2910 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2911 expander using X87MODEF mode iterator. Change predicates of
2912 op0 and op1 to register_operand.
2913 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2914 corresponding patterns and macroize using MODEF macro. Change
2915 predicates of op0 and op1 to register_operand and remove
2916 "m" constraint. Disparage "r" alternative with "!".
2917 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2918 macroize using X87MODEF macro. Change predicates of op0 and op1
2919 to register_operand and remove "m" constraint. Disparage "r"
2920 alternative with "!".
2921 (absneg splitter with memory operands): Remove.
2922 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2923 patterns and macroize using X87MODEF mode iterator.
2924 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2925 Change predicate of op1 to register_operand.
2926 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2927 for memory operands.
2929 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2931 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2933 2008-01-07 Richard Guenther <rguenther@suse.de>
2935 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2938 2008-01-07 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/34683
2941 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2942 VOPs of the needed size to save memory. Use VEC_quick_push
2943 to save compile-time.
2944 (vdefs_to_vec): Likewise.
2946 2008-01-07 Sa Liu <saliu@de.ibm.com>
2948 * config/spu/spu.md (divdf3): Genetate inline code for double
2949 division. The implementation doesn't handle INF or NAN, therefore it
2950 only applies when -ffinite-math-only is given.
2952 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2955 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2956 * doc/cpp.texi ([Common Predefined Macros]): Document.
2958 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2960 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2961 order to use commutative addition instead of subtraction.
2963 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2964 Mircea Namolaru <namolaru@il.ibm.com>
2965 Vladimir Yanovsky <yanov@il.ibm.com>
2966 Revital Eres <eres@il.ibm.com>
2968 PR tree-optimization/34263
2969 * tree-outof-ssa.c (process_single_block_loop_latch,
2970 contains_tree_r): New functions.
2971 (analyze_edges_for_bb): Call process_single_block_loop_latch
2972 function to empty single-basic-block latch block if possible.
2974 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2976 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2978 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2980 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2982 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2984 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2986 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
2988 2008-01-05 Jakub Jelinek <jakub@redhat.com>
2990 PR tree-optimization/34618
2991 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
2994 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2997 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
2998 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
2999 Update copyright year.
3001 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3002 Update copyright year.
3003 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3006 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3008 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3009 edge does not point to current bb before changing need_assert.
3011 2008-01-04 Richard Guenther <rguenther@suse.de>
3014 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3015 for verifying purposes if they are is_gimple_min_invariant.
3017 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3019 PR tree-optimization/34448
3020 PR tree-optimization/34465
3021 * gimplify.c (gimplify_init_constructor): Add new parameter
3022 notify_temp_creation. Use it.
3023 (gimplify_modify_expr_rhs): Take volatiles into account when
3024 optimizing constructors.
3025 Do not optimize constructors if gimplify_init_constructor will dump to
3027 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3028 * gcc.c-torture/compile/pr34448.c: New.
3030 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3032 PR gcov-profile/34609
3033 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3034 return_slot if result is TREE_ADDRESSABLE.
3036 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3038 * config/mips/mips.md (sqrt_condition): Tweak comment.
3039 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3041 2008-01-03 Tom Tromey <tromey@redhat.com>
3044 * c-common.c (c_type_hash): Handle VLAs.
3046 2008-01-03 Jan Hubicka <jh@suse.cz>
3048 PR tree-optimization/31081
3049 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3050 0 when inlining and not inlining to first basic block.
3051 (remap_decl): When var is initialized to 0, don't set default_def.
3052 (expand_call_inline): Set entry_bb.
3053 * tree-inline.h (copy_body_data): Add entry_bb.
3055 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3058 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3061 PR tree-optimization/29484
3062 * tree-inline.c (inline_forbidden_p_2): New function.
3063 (inline_forbidden_p): Disallow inlining if some static var
3064 has an address of a local LABEL_DECL in its initializer.
3065 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3068 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3070 PR tree-optimization/34635
3071 * tree-data-ref.c (add_other_self_distances): Make sure that the
3072 evolution step is constant.
3074 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3077 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3079 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3081 * tree-sra.c (scalarize_init): Insert the generate_element_init
3082 statements after the generate_element_zero statements.
3084 2008-01-02 Richard Guenther <rguenther@suse.de>
3088 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3089 for very large number of operands instead of ICEing.
3091 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3094 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3095 while stack probing.
3097 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3099 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3102 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3105 * tree-mudflap.c (mx_register_decls): Guard warning by
3106 !DECL_ARTIFICIAL check.
3108 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3110 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3111 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3112 sse5_perm<mode>): Fix constraints.