1 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
6 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
8 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10 is smaller than the original promoted value.
11 (simplify_subreg): If OP is a SUBREG, try to preserve its
12 SUBREG_PROMOTED_VAR_P information.
14 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
16 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
17 (VN_INFO_GET): Allocate new objects on the obstack.
18 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19 for rpo_numbers_temp, for consistency.
20 (free_scc_vn): Free the obstack.
22 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24 * doc/invoke.texi: Document -ftree-loop-distribution.
25 * tree-loop-distribution.c: New.
26 * tree-pass.h (pass_loop_distribution): New.
27 * graphds.h (struct graph): Add htab_t indices.
28 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
29 * tree-vectorizer.c (rename_variables_in_loop): Extern.
30 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
31 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
32 * tree-data-ref.c (debug_data_dependence_relations): New.
33 (dump_data_dependence_relation): Also print data references.
34 (free_data_ref): Extern.
35 (same_access_functions): Moved...
36 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
37 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
38 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
39 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
40 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
41 (stmts_from_loop): Skip LABEL_EXPR.
42 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
43 (build_rdg): Initialize rdg->indices htab.
44 (free_rdg, stores_from_loop, ref_base_address,
45 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
46 have_similar_memory_accesses_1, ref_base_address_1,
47 remove_similar_memory_refs): New.
48 * tree-data-ref.h: Depend on tree-chrec.h.
49 (debug_data_dependence_relations, free_data_ref): Declared.
50 (same_access_functions): ... here.
51 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
52 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
53 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
54 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
55 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
56 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
57 rdg_vertex_for_stmt): Declared.
58 (struct rdg_edge): Add level.
60 (free_rdg, stores_from_loop, remove_similar_memory_refs,
61 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
62 (rdg_has_similar_memory_accesses): New.
63 * tree-vect-analyze.c: Remove unused static decls.
64 * lambda.h (dependence_level): New.
65 * common.opt (ftree-loop-distribution): New.
66 * tree-flow.h (mark_virtual_ops_in_bb,
67 slpeel_tree_duplicate_loop_to_edge_cfg,
68 rename_variables_in_loop): Declared.
69 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
70 (OBJS-common): Add tree-loop-distribution.o.
71 (tree-loop-distribution.o): New rule.
72 * tree-cfg.c (mark_virtual_ops_in_bb): New.
73 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
74 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
76 2008-02-28 Joseph Myers <joseph@codesourcery.com>
79 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
80 other than structures and unions.
82 2008-02-28 Richard Guenther <rguenther@suse.de>
85 2008-02-26 Richard Guenther <rguenther@suse.de>
87 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
88 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
89 (lookup_decl_from_uid): Declare.
90 (remove_decl_from_map): Likewise.
91 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
92 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
93 (decl_for_uid_map): New global hashtable mapping DECL_UID
95 (init_ttree): Allocate it.
96 (insert_decl_to_uid_decl_map): New helper function.
97 (make_node_stat): Insert new decls into the map.
98 (copy_node_stat): Likewise.
99 (lookup_decl_from_uid): New function.
100 (remove_decl_from_map): Likewise.
101 (print_decl_for_uid_map_statistics): New helper.
102 (dump_tree_statistics): Call it.
104 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
105 (referenced_var_iterator): Adjust.
106 (FOR_EACH_REFERENCED_VAR): Adjust.
107 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
108 (num_referenced_vars): Adjust.
109 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
110 (first_referenced_var): Remove.
111 (end_referenced_vars_p): Likewise.
112 (next_referenced_var): Likewise.
113 (referenced_var_iterator_set): New helper function.
114 * tree-dfa.c (referenced_var_lookup): Adjust.
115 (referenced_var_check_and_insert): Likewise.
116 (remove_referenced_var): Likewise.
117 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
118 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
119 (verify_call_clobbering): Likewise.
120 (verify_memory_partitions): Likewise.
121 (init_tree_ssa): Allocate bitmap instead of hashtable for
123 (delete_tree_ssa): Adjust.
124 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
125 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
126 (compute_tag_properties): Likewise.
127 (set_initial_properties): Likewise.
128 (find_partition_for): Likewise.
129 (update_reference_counts): Likewise.
130 (dump_may_aliases_for): Likewise.
131 * tree-ssa-operands.c (add_virtual_operand): Likewise.
132 (add_call_clobber_ops): Likewise.
133 (add_call_read_ops): Likewise.
134 (get_asm_expr_operands): Likewise.
135 * tree-into-ssa.c (dump_decl_set): Likewise.
136 (update_ssa): Likewise.
137 * tree-sra.c (scan_function): Likewise.
138 (decide_instantiations): Likewise.
139 (scalarize_parms): Likewise.
140 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
141 (dsa_named_for): Likewise.
142 * tree-ssa-structalias.c (update_alias_info): Likewise.
143 (merge_smts_into): Likewise.
145 2008-02-27 David Daney <ddaney@avtrex.com>
148 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
149 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
150 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
151 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
152 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
154 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
157 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
158 (BUILT_IN_NEXTTOWARD): Remove.
159 (BUILT_IN_NEXTTOWARDF): Ditto.
160 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
161 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
163 2008-02-27 Tom Tromey <tromey@redhat.com>
165 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
166 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
168 2008-02-27 Jan Beulich <jbeulich@novell.com>
170 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
171 update the respective field on newdecl.
173 2008-02-27 Revital Eres <eres@il.ibm.com>
175 PR rtl-optimization/34999
176 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
177 crossing edges that ends with a call insn.
178 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
179 call insn and clear the EDGE_CROSSING flag of the crossing edge
180 when fixing fallthru edges.
182 2008-02-27 Richard Guenther <rguenther@suse.de>
185 * fold-const.c (fold_unary): Return the correct argument,
186 converted to the result type.
188 2008-02-27 Richard Guenther <rguenther@suse.de>
191 * expr.c (expand_expr_real_1): Assert on rotates that operate
193 * fold-const.c (fold_binary): Use the types precision, not the
194 bitsize of the mode if folding rotate expressions. Build rotates
197 2008-02-27 Jakub Jelinek <jakub@redhat.com>
199 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
201 * c-pragma.c (pragma_ns_name): New typedef.
202 (registered_pp_pragmas): New variable.
203 (c_pp_lookup_pragma): New function.
204 (c_register_pragma_1): If flag_preprocess_only, do nothing
205 for non-expanded pragmas, for expanded ones push pragma's
206 namespace and name into registered_pp_pragmas vector.
207 (c_invoke_pragma_handler): Register OpenMP pragmas even when
208 flag_preprocess_only, don't register GCC pch_preprocess
209 pragma if flag_preprocess_only.
210 * c-opts.c (c_common_init): Call init_pragma even if
211 flag_preprocess_only.
212 * c-pragma.c (c_pp_lookup_pragma): New prototype.
213 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
214 cpp_register_pragma if flag_preprocess_only.
216 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
219 * c-parser.c (c_parser_translation_unit): Warn for empty
220 translation unit, not empty source file.
222 2008-02-26 Paul Brook <paul@codesourcery.com>
224 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
226 * config/arm/arm.h (reg_class): Add CORE_REGS.
227 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
228 (BASE_REG_CLASS): Use CORE_REGS.
229 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
230 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
231 (REGNO_OK_FOR_INDEX_P): Exclude SP.
232 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
233 ARM_REGNO_OK_FOR_INDEX_P.
234 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
235 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
236 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
237 (ldm/stm peepholes): Ditto.
238 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
239 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
240 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
241 * config/arm/constraints.md: Enable "k" constraint on ARM.
243 2008-02-27 Ben Elliston <bje@au.ibm.com>
245 * config/rs6000/rs6000.c: Annotate cache line size field in all
246 instances of struct processor_costs.
248 2008-02-26 David Edelsohn <edelsohn@gnu.org>
250 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
251 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
252 jump_bypass): New counters.
253 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
254 * dce.c (gate_ud_dce): Same.
255 (gate_fast_dce): Same.
256 * dse.c (gate_dse1): New function.
257 (gate_dse2): New function.
258 (gate_dse): Merge results of new gate functions.
259 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
260 (gate_handle_jump_bypass): Add dbg_cnt.
261 (gate_handle_gcse): Add dbg_cnt.
262 * ifcvt.c (gate_handle_if_conversion): Same.
263 (gate_handle_if_after_combine): Same.
264 (gate_handle_if_after_reload): Same.
265 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
267 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
269 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
271 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
273 2008-02-26 Jason Merrill <jason@redhat.com>
276 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
277 alone if it's the naming decl for the type's main variant.
279 2008-02-26 Tom Tromey <tromey@redhat.com>
281 * system.h (USE_MAPPED_LOCATION): Poison.
282 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
283 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
284 (make_goto_expr_edges): Likewise.
285 (remove_bb): Likewise.
286 (execute_warn_function_return): Likewise.
287 * basic-block.h (struct edge_def) <goto_locus>: Change type to
289 * c-common.c (fname_decl): Remove old location code.
290 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
292 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
294 (ASM_INPUT_SOURCE_LOCATION): Likewise.
295 (gen_rtx_ASM_INPUT): Likewise.
296 (gen_rtx_ASM_INPUT_loc): Likewise.
297 (get_rtx_asm_OPERANDS): Remove.
298 * cfglayout.c (insn_locators_alloc): Remove old location code.
299 (set_curr_insn_source_location): Likewise.
300 (curr_insn_locator): Likewise.
301 * print-tree.c (print_node): Remove old location code.
302 * tree-mudflap.c (mf_varname_tree): Remove old location code.
303 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
304 * cfgexpand.c (expand_gimple_cond_expr): Don't use
306 (construct_exit_block): Remove old location code.
307 * emit-rtl.c (force_next_line_note): Remove old location code.
308 * profile.c (branch_prob): Remove old location code.
309 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
310 LOC_LINE): Remove old-location variants.
311 * langhooks.c (lhd_print_error_function): Remove old location
313 * configure, config.in: Rebuilt.
314 * configure.ac (--enable-mapped-location): Remove.
315 * c-decl.c (c_init_decl_processing): Remove old location code.
316 (finish_function): Likewise.
317 * recog.c (decode_asm_operands): Remove old location code.
318 * c-pch.c (c_common_read_pch): Remove old location code.
319 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
321 * gimple-low.c (lower_function_body): Remove old location code.
322 * toplev.c (unknown_location): Remove.
323 (push_srcloc): Remove old-location variant.
324 (process_options): Remove old location code.
325 (lang_dependent_init): Likewise.
326 * input.h (UNKNOWN_LOCATION): Move definition.
327 (location_t): Undeprecate.
328 (source_locus): Remove.
329 (location_from_locus): Remove.
330 (struct location_s): Remove.
331 Remove all old-location code.
332 (input_line, input_filename): Remove.
333 * final.c (final_scan_insn): Remove old location code.
334 * diagnostic.c (diagnostic_build_prefix): Remove
335 USE_MAPPED_LOCATION test.
336 * tree.h (gimple_stmt) <locus>: Now a location_t.
337 (tree_exp) <locus>: Likewise.
338 (DECL_IS_BUILTIN): Remove old-location variant.
339 (annotate_with_file_line, annotate_with_locus): Likewise.
340 (expr_locus, set_expr_locus): Update.
341 * tree.c (build1_stat): Remove old location code.
342 (last_annotated_node): Remove.
343 (annotate_with_file_line): Remove old-location variant.
344 (annotate_with_locus): Likewise.
345 (expr_location): Remove old location code.
346 (set_expr_location): Likewise.
347 (expr_has_location): Likewise.
348 (expr_locus): Likewise.
349 (set_expr_locus): Likewise.
350 (expr_filename): Don't use location_from_locus.
351 (expr_lineno): Likewise.
352 * rtl-error.c (location_for_asm): Remove old location code.
353 * c-lex.c (cb_line_change): Remove old location code.
354 (fe_file_change): Likewise.
355 (cb_def_pragma): Likewise.
356 (c_lex_with_flags): Likewise.
357 * gengtype.c (do_typedef): Don't special-case location types.
358 (define_location_structures): Remove.
359 (main): Don't call define_location_structures.
360 * tree-pretty-print.c (dump_implicit_edges): Remove old location
363 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
366 * builtins.def (BUILT_IN_STDARG_START): Remove.
367 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
368 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
369 * tree-inline.c (inline_forbidden_p_1): Likewise.
371 2008-02-26 Richard Guenther <rguenther@suse.de>
373 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
374 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
375 (lookup_decl_from_uid): Declare.
376 (remove_decl_from_map): Likewise.
377 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
378 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
379 (decl_for_uid_map): New global hashtable mapping DECL_UID
381 (init_ttree): Allocate it.
382 (insert_decl_to_uid_decl_map): New helper function.
383 (make_node_stat): Insert new decls into the map.
384 (copy_node_stat): Likewise.
385 (lookup_decl_from_uid): New function.
386 (remove_decl_from_map): Likewise.
387 (print_decl_for_uid_map_statistics): New helper.
388 (dump_tree_statistics): Call it.
390 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
391 (referenced_var_iterator): Adjust.
392 (FOR_EACH_REFERENCED_VAR): Adjust.
393 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
394 (num_referenced_vars): Adjust.
395 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
396 (first_referenced_var): Remove.
397 (end_referenced_vars_p): Likewise.
398 (next_referenced_var): Likewise.
399 (referenced_var_iterator_set): New helper function.
400 * tree-dfa.c (referenced_var_lookup): Adjust.
401 (referenced_var_check_and_insert): Likewise.
402 (remove_referenced_var): Likewise.
403 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
404 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
405 (verify_call_clobbering): Likewise.
406 (verify_memory_partitions): Likewise.
407 (init_tree_ssa): Allocate bitmap instead of hashtable for
409 (delete_tree_ssa): Adjust.
410 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
411 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
412 (compute_tag_properties): Likewise.
413 (set_initial_properties): Likewise.
414 (find_partition_for): Likewise.
415 (update_reference_counts): Likewise.
416 (dump_may_aliases_for): Likewise.
417 * tree-ssa-operands.c (add_virtual_operand): Likewise.
418 (add_call_clobber_ops): Likewise.
419 (add_call_read_ops): Likewise.
420 (get_asm_expr_operands): Likewise.
421 * tree-into-ssa.c (dump_decl_set): Likewise.
422 (update_ssa): Likewise.
423 * tree-sra.c (scan_function): Likewise.
424 (decide_instantiations): Likewise.
425 (scalarize_parms): Likewise.
426 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
427 (dsa_named_for): Likewise.
428 * tree-ssa-structalias.c (update_alias_info): Likewise.
429 (merge_smts_into): Likewise.
431 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
434 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
435 * c-opts.c (c_common_handle_option): Wall enables
436 Wvolatile-register-var.
437 * common.opt: Move Wvolatile-register-var to...
440 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
442 * common.opt (Wlarger-than=): New.
443 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
445 * opts.c (common_handle_option): Handle -Wlarger-than=.
446 * optc-gen.awk: Likewise.
447 * opth-gen.awk: Likewise.
448 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
449 * tree-optimize.c (tree_rest_of_compilation): Likewise.
451 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
453 * c-common.c (match_case_to_enum_1): Add appropriate
454 OPT_W* parameter to warning.
455 (c_do_switch_warnings): Likewise.
456 * c-typeck.c (warning_init): Add one more parameter following
458 (push_init_level): Update call to warning_init.
459 (pop_init_level): Likewise.
460 (add_pending_init): Likewise.
461 (output_init_element: Likewise.
463 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
466 * toplev.c (toplev_main): If there are warnings or error, print
467 errors for ignored options.
468 * opts.c (ignored_options): New static variable.
469 (postpone_unknown_option_error): New.
470 (print_ignored_options): New.
471 (handle_option): Postpone errors for unknown -Wno-* options.
472 * opts.h (print_ignored_options): Declare.
474 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
476 * config/mips/mips.md (loadgp_blockage, blockage): Change type
479 2008-02-25 Richard Guenther <rguenther@suse.de>
482 2008-02-25 Richard Guenther <rguenther@suse.de>
484 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
485 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
486 (lookup_decl_from_uid): Declare.
487 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
488 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
489 (decl_for_uid_map): New global hashtable mapping DECL_UID
491 (init_ttree): Allocate it.
492 (insert_decl_to_uid_decl_map): New helper function.
493 (make_node_stat): Insert new decls into the map.
494 (copy_node_stat): Likewise.
495 (lookup_decl_from_uid): New function.
496 (print_decl_for_uid_map_statistics): New helper.
497 (dump_tree_statistics): Call it.
499 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
500 (referenced_var_iterator): Adjust.
501 (FOR_EACH_REFERENCED_VAR): Adjust.
502 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
503 (num_referenced_vars): Adjust.
504 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
505 (first_referenced_var): Remove.
506 (end_referenced_vars_p): Likewise.
507 (next_referenced_var): Likewise.
508 (referenced_var_iterator_set): New helper function.
509 * tree-dfa.c (referenced_var_lookup): Adjust.
510 (referenced_var_check_and_insert): Likewise.
511 (remove_referenced_var): Likewise.
512 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
513 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
514 (verify_call_clobbering): Likewise.
515 (verify_memory_partitions): Likewise.
516 (init_tree_ssa): Allocate bitmap instead of hashtable for
518 (delete_tree_ssa): Adjust.
519 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
520 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
521 (compute_tag_properties): Likewise.
522 (set_initial_properties): Likewise.
523 (find_partition_for): Likewise.
524 (update_reference_counts): Likewise.
525 (dump_may_aliases_for): Likewise.
526 * tree-ssa-operands.c (add_virtual_operand): Likewise.
527 (add_call_clobber_ops): Likewise.
528 (add_call_read_ops): Likewise.
529 (get_asm_expr_operands): Likewise.
530 * tree-into-ssa.c (dump_decl_set): Likewise.
531 (update_ssa): Likewise.
532 * tree-sra.c (scan_function): Likewise.
533 (decide_instantiations): Likewise.
534 (scalarize_parms): Likewise.
535 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
536 (dsa_named_for): Likewise.
537 * tree-ssa-structalias.c (update_alias_info): Likewise.
538 (merge_smts_into): Likewise.
540 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
543 * doc/invoke.texi (-fcx-limited-range): Document new option.
544 * toplev.c (process_options): Handle -fcx-fortran-rules.
545 * common.opt: Add documentation for -fcx-fortran-rules.
547 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
550 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
551 actual behaviour and C99.
553 2008-02-26 Ben Elliston <bje@au.ibm.com>
555 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
556 (ASM_CPU_POWER6_SPEC): Likewise.
557 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
558 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
559 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
561 2008-02-25 Richard Guenther <rguenther@suse.de>
563 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
564 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
565 (lookup_decl_from_uid): Declare.
566 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
567 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
568 (decl_for_uid_map): New global hashtable mapping DECL_UID
570 (init_ttree): Allocate it.
571 (insert_decl_to_uid_decl_map): New helper function.
572 (make_node_stat): Insert new decls into the map.
573 (copy_node_stat): Likewise.
574 (lookup_decl_from_uid): New function.
575 (print_decl_for_uid_map_statistics): New helper.
576 (dump_tree_statistics): Call it.
578 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
579 (referenced_var_iterator): Adjust.
580 (FOR_EACH_REFERENCED_VAR): Adjust.
581 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
582 (num_referenced_vars): Adjust.
583 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
584 (first_referenced_var): Remove.
585 (end_referenced_vars_p): Likewise.
586 (next_referenced_var): Likewise.
587 (referenced_var_iterator_set): New helper function.
588 * tree-dfa.c (referenced_var_lookup): Adjust.
589 (referenced_var_check_and_insert): Likewise.
590 (remove_referenced_var): Likewise.
591 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
592 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
593 (verify_call_clobbering): Likewise.
594 (verify_memory_partitions): Likewise.
595 (init_tree_ssa): Allocate bitmap instead of hashtable for
597 (delete_tree_ssa): Adjust.
598 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
599 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
600 (compute_tag_properties): Likewise.
601 (set_initial_properties): Likewise.
602 (find_partition_for): Likewise.
603 (update_reference_counts): Likewise.
604 (dump_may_aliases_for): Likewise.
605 * tree-ssa-operands.c (add_virtual_operand): Likewise.
606 (add_call_clobber_ops): Likewise.
607 (add_call_read_ops): Likewise.
608 (get_asm_expr_operands): Likewise.
609 * tree-into-ssa.c (dump_decl_set): Likewise.
610 (update_ssa): Likewise.
611 * tree-sra.c (scan_function): Likewise.
612 (decide_instantiations): Likewise.
613 (scalarize_parms): Likewise.
614 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
615 (dsa_named_for): Likewise.
616 * tree-ssa-structalias.c (update_alias_info): Likewise.
617 (merge_smts_into): Likewise.
619 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
622 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
623 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
624 * alias.h (nonoverlapping_memrefs_p): Likewise.
626 2008-02-25 Jan Beulich <jbeulich@novell.com>
628 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
629 * config/i386/netware-libgcc.exp: Add __bswap?i2,
630 __emultls_get_address, __emultls_register_common,
631 __floatundi?f, and _Unwind_GetIPInfo.
632 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
633 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
634 (gen_regparm_prefix): Likewise.
635 (i386_nlm_encode_section_info): Sync with
636 config/i386/winnt.c:i386_pe_encode_section_info().
637 (i386_nlm_maybe_mangle_decl_assembler_name): New.
638 i386_nlm_mangle_decl_assembler_name): New.
639 (netware_override_options): New.
640 * config/i386/netware.h (netware_override_options): Declare.
641 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
642 (i386_nlm_mangle_decl_assembler_name): Declare.
643 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
645 2008-02-25 Ben Elliston <bje@au.ibm.com>
648 * c-decl.c (grokdeclarator): Remove unused local variables
649 `typedef_type' and `type_as_written'.
651 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
652 unused local variable `has_hot_blocks'.
653 (fix_crossing_conditional_branches): Remove unused local variable
656 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
659 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
660 using DEF_C99_BUILTIN.
661 (BUILT_IN_NANF): Ditto.
662 (BUILT_IN_NANL): Ditto.
664 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
665 Revital Eres <eres@il.ibm.com>
667 * modulo-sched.c (calculate_must_precede_follow): Address TODO
668 regarding the order of two dependent insns in the same row.
670 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
672 * stor-layout.c (layout_decl): Do not bump the alignment of a
673 bit-field to more than byte alignment if it is packed.
675 2008-02-24 David Edelsohn <edelsohn@gnu.org>
677 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
680 2008-02-24 Diego Novillo <dnovillo@google.com>
682 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
685 * tree-vrp.c (vrp_evaluate_conditional): With
686 -Wtype-limits, emit a warning when comparing against a
687 constant outside the natural range of OP0's type.
688 * c.opt (Wtype-limits): Move ...
689 * common.opt (Wtype-limits): ... here.
691 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
693 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
694 * config/rs6000/e300c2c3.md: New file.
695 * config/rs6000/rs6000.c (processor_costs): Add new costs for
697 (rs6000_override_options): Add e300c2 and e300c3 cases to
698 processor_target_table. Do not allow usage of Altivec or Spe
699 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
700 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
701 * config/rs6000/rs6000.h (processor_type): Add
702 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
703 (ASM_CPU_SPEC): Add e300c2 and e300c3.
704 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
705 and ppce300c3. Include e300c2c3.md.
707 2008-02-23 David Edelsohn <edelsohn@gnu.org>
709 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
710 instead of TARGET_STRICT_ALIGN.
712 2008-02-23 Joseph Myers <joseph@codesourcery.com>
714 * explow.c (memory_address): Assert that the generated address is
717 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
720 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
721 * config/darwin-ppc-ldouble-patch.def: New file.
722 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
723 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
724 SUBTARGET_INIT_BUILTINS if defined.
725 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
728 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
731 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
732 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
734 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
737 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
738 file" warning condtional on -Winvalid-PCH.
740 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
742 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
744 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
748 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
749 prevent reload from using MMX registers.
750 (*mov<mode>_internal): Ditto.
751 (*movv2sf_internal_rex64): Ditto.
752 (*movv2sf_internal): Ditto.
754 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
756 PR documentation/31569
757 * doc/install.texi2html: Use makeinfo --no-number-sections.
759 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
761 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
762 ensure that we can address an entire entity > 8 bytes. Don't
763 generate reg+reg addressing for such data.
765 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
767 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
768 strings when optimizing for size, unless the target cares about
771 2008-02-22 Tom Tromey <tromey@redhat.com>
773 * regclass.c (current_pass): Remove declaration.
775 2008-02-22 Anatoly Sokolov <aesok@post.ru>
777 * config/avr/libgcc.S (__RAMPZ__): Define.
778 (__do_copy_data): Add for devices with 128KB code memory.
780 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
782 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
784 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
786 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
788 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
791 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
794 * c-typeck.c (build_binary_op): Warn about floating point
795 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
797 2008-02-21 Janis Johnson <janis187@us.ibm.com>
800 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
801 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
803 (rs6000_override_options): Set altivec_abi as default, not override,
804 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
805 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
806 is used; use new member spe_abi.
807 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
808 spe_abi and altivec_abi.
810 2008-02-22 Tomas Bily <tbily@suse.cz>
812 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
814 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
817 * config.build (build_file_translate): Set to `CMD //c' only if
819 * Makefile.in (build_file_translate): Improve comment.
821 2008-02-21 Jan Hubicka <jh@suse.cz>
823 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
824 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
825 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
827 2008-02-21 Michael Matz <matz@suse.de>
830 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
832 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
834 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
835 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
837 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
838 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
839 SSE_VEC_FLOAT_MODE_P as insn constraint.
840 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
841 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
842 sse4a_movntdf using MODEF mode iterator.
843 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
844 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
845 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
846 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
847 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
848 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
849 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
851 2008-02-21 Richard Guenther <rguenther@suse.de>
853 * tree.def (PAREN_EXPR): New tree code.
854 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
856 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
857 * expr.c (expand_expr_real_1): Likewise.
858 * tree-inline.c (estimate_num_insns_1): Likewise.
859 * tree-complex.c (expand_complex_move): Likewise.
860 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
863 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
866 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
868 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
871 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
873 * config/sh/sh.c (find_barrier): Don't go past
874 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
876 2008-02-20 DJ Delorie <dj@redhat.com>
878 * config/h8300/h8300.md (insv): Force source operand to be a register.
880 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
881 as a jump, not as a plain insn.
883 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
885 * doc/invoke.texi (Warning Options): Add new option
886 -Wframe-larger-than=.
887 (-Wframe-larger-than): Document.
889 * flags.h (warn_frame_larger_than, frame_larger_than_size):
890 Add declarations for new option variables.
892 * final.c (final_start_function): Check the frame size
893 before emission and issue a Wframe-larger-than warning.
895 * opts.c (warn_frame_larger_than, frame_larger_than_size):
896 Add definitions for new option variables.
897 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
899 * common.opt (Wframe-larger-than=): New option.
901 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
904 (<sse>_div<mode>3): Ditto.
905 (<sse>_vmdiv<mode>3): Ditto.
906 (<sse>_vmsqrt<mode>2): Ditto.
907 (*smax<mode>3): Ditto.
908 (sse5_frcz<mode>2): Ditto.
909 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
912 2008-02-20 Richard Guenther <rguenther@suse.de>
915 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
916 be happy with INTEGRAL_TYPE_P.
918 2008-02-20 Richard Guenther <rguenther@suse.de>
920 * fold-const.c (split_tree): Associate floatig-point expressions
921 if flag_associative_math is set.
923 2008-02-20 Richard Guenther <rguenther@suse.de>
925 * tree.h (fold_real_zero_addition_p): Declare.
926 * fold-const.c (fold_real_zero_addition_p): Export.
927 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
928 floating-point operations with zero and one.
930 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
932 * doc/install.texi: Correct references to CFLAGS, replacing them
933 with BOOT_CFLAGS. Document flags used during bootstrap for
936 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
938 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
939 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
940 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
942 (smin<mode>3): Ditto from similar patterns.
943 (smax<mode>3): Ditto.
944 (*ieee_smin<mode>3): Ditto.
945 (*ieee_smax<mode>3): Ditto.
946 * config/i386/sse.md (sse): New mode attribute.
947 (mov<mode>): Macroize expander from movv4sf and movv2df using
948 SSEMODEF2P mode iterator.
949 (<sse>_movnt<mode>): Ditto from similar patterns. Use
950 SSE_VEC_FLOAT_MODE_P as insn constraint.
951 (storent<mode>): Ditto.
952 (storent<mode>): Macroize expander from storentsf and storentdf using
954 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
955 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
956 (abs<mode>2): Ditto from similar patterns.
957 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
958 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
959 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
960 (<sse>_vmsqrt<mode>2): Ditto.
961 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
962 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
963 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
964 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
965 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
966 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
967 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
969 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
970 iterator and SSE_FLOAT_MODE_P as insn constraint.
971 (<sse>_ucomi): Ditto from similar patterns.
972 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
973 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
974 SSE_VEC_FLOAT_MODE_P as insn constraint.
975 (vcond<mode>): Ditto from similar patterns.
976 (and<mode>3, *and<mode>3): Ditto.
977 (<sse>_nand<mode>3): Ditto.
978 (ior<mode>3, *ior<mode>3): Ditto.
979 (xor<mode>3, *xor<mode>3): Ditto.
980 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
981 iterator and SSE_FLOAT_MODE_P as insn constraint.
982 (*nand<mode>3): Ditto from similar patterns.
983 (*ior<mode>3): Ditto.
984 (*xor<mode>3): Ditto.
986 2008-02-20 Ira Rosen <irar@il.ibm.com>
988 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
989 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
990 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
992 2008-02-19 Jan Hubicka <jh@suse.cz>
994 * predict.c (tree_bb_level_predictions): Remove variable next
995 mistakely introduced by previous commit.
997 2008-02-19 Jan Hubicka <jh@suse.cz>
999 * predict.c (predict_paths_leading_to): Rewrite.
1000 (predict_paths_for_bb): New.
1001 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1003 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1006 * Makefile.in (build_file_translate): New.
1007 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1008 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1009 * configure.ac (build_file_translate): Substitute it.
1010 * configure: Regenerate.
1012 2008-02-19 Jan Hubicka <jh@suse.cz>
1014 PR rtl-optimization/34408
1015 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1018 2008-02-19 Jan Hubicka <jh@suse.cz>
1021 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1024 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1027 * config/i386/i386-modes.def: Revert the last DI alignment
1028 change until Ada people can look into it.
1030 2008-02-19 Nick Clifton <nickc@redhat.com>
1032 * opts.c (print_specific_help): Fix typo in --help text.
1034 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1037 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1038 32-bit inline asm without asm alternatives for host GCC < 3.0.
1040 2008-02-19 Richard Guenther <rguenther@suse.de>
1042 PR tree-optimization/34989
1043 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1044 Allow propagation to INDIRECT_REF if we can simplify only.
1046 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1048 * c-common.c (warn_for_collisions_1): Use appropriate option when
1051 2008-02-19 Nick Clifton <nickc@redhat.com>
1054 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1055 (handle_options): Fix indentation.
1056 (print_filtered_help): If no language-specific options were
1057 displayed tell the user how to list all the options supported by
1058 the language's front-end.
1059 (print_specific_help): Fix indentation and remove duplicate line.
1060 (common_handle_option): Handle the -v option.
1061 For --help enable the display of undocumented options if the -v
1062 switch has been included on the command line.
1063 For --help= check for overlaps in the arguments between the option
1064 classes and the language names and issue a warning when they
1065 cannot be disambiguated.
1066 * c.opt (v): Pass on to the common option handler.
1068 2008-02-19 Revital Eres <eres@il.ibm.com>
1070 * modulo-sched.c (sms_schedule): Change dump message when
1071 create_ddg function fails.
1072 (try_scheduling_node_in_cycle): Rename row to cycle.
1073 (print_partial_schedule): Rename CYCLE to ROW.
1075 2008-02-19 Christian Bruel <christian.bruel@st.com>
1076 Zdenek Dvorak <ook@ucw.cz>
1078 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1080 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1083 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1084 (*x86_movdicc_0_m1_se): Ditto.
1086 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1088 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1089 (CMPtype): Define as __gcc_CMPtype.
1090 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1091 (CMPtype): Define as __gcc_CMPtype.
1093 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1095 Support valgrind 3.3 for --enable-checking=valgrind.
1096 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1098 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1099 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1100 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1101 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1102 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1103 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1104 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1106 * ggc-zone.c: Similar.
1107 * ggc-page.c: Similar.
1109 2008-02-19 Paul Brook <paul@codesourcery.com>
1112 * config/arm/ieee754-df.S: Fix do_it typo.
1113 * config/arm/ieee754-sf.S: Fix do_it typo.
1115 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1118 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1119 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1120 (OPTION_MASK_ISA_SSE_SET): Likewise.
1121 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1122 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1123 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1124 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1125 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1126 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1127 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1128 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1129 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1130 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1131 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1132 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1133 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1134 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1135 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1136 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1137 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1138 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1139 (OPTION_MASK_ISA_SSE4): Removed.
1140 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1141 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1143 (override_options): Don't turn on implied SSE/MMX bits in
1146 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1148 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1151 2008-02-18 Joey Ye <joey.ye@intel.com>
1154 * tree-nested.c (insert_field_into_struct): Set type alignment
1155 to field alignment if the former is less than the latter.
1157 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1159 * BASE-VER: Set to 4.4.0.
1161 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1163 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1164 * doc/cfg.texi: Likewise.
1165 * doc/extend.texi: Likewise.
1166 * doc/gty.texi: Likewise.
1167 * doc/invoke.texi: Likewise.
1168 * doc/loop.texi: Likewise.
1169 * doc/md.texi: Likewise.
1170 * doc/passes.texi: Likewise.
1171 * doc/rtl.texi: Likewise.
1172 * doc/sourcebuild.texi: Likewise.
1173 * doc/tm.texi: Likewise.
1174 * doc/tree-ssa.texi: Likewise.
1176 2008-02-17 Richard Guenther <rguenther@suse.de>
1179 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1180 without default definition.
1182 2008-02-17 Richard Guenther <rguenther@suse.de>
1184 PR tree-optimization/35231
1185 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1188 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1192 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1194 libgcc_cmp_return mode.
1196 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1199 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1201 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1203 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1206 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1208 * doc/c-tree.texi: Use `@.' where appropriate.
1209 * doc/extend.texi: Likewise.
1210 * doc/install.texi: Likewise.
1211 * doc/invoke.texi: Likewise.
1212 * doc/loop.texi: Likewise.
1213 * doc/makefile.texi: Likewise.
1214 * doc/md.texi: Likewise.
1215 * doc/passes.texi: Likewise.
1216 * doc/standards.texi: Likewise.
1217 * doc/tm.texi: Likewise.
1219 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1222 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1224 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1225 rather than in entry_bb.
1227 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1229 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1230 libgcc_cmp_return mode.
1232 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1235 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1236 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1238 2008-02-15 Richard Guenther <rguenther@suse.de>
1239 Zdenek Dvorak <ook@ucw.cz>
1241 PR tree-optimization/35164
1242 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1243 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1244 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1245 Only propagate addresses which do not have abnormal SSA_NAMEs
1248 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1251 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1253 2008-02-15 Jan Hubicka <jh@suse.cz>
1256 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1258 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1261 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1262 when calculating alignment_pad.
1264 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1267 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1268 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1269 and STACK_BOUNDARY define.
1271 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1273 PR preprocessor/35061
1274 * c-pragma.c (handle_pragma_pop_macro): Check that
1275 pushed_macro_table has been allocated.
1277 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1280 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1281 (force_gimple_operand): Likewise.
1282 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1283 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1284 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1285 (find_interesting_uses_address): Check addressability and alignment
1286 of the base expression only after substituting bases of IVs into it.
1288 2008-02-14 Michael Matz <matz@suse.de>
1291 * function.c (instantiate_virtual_regs_in_insn): Reload address
1292 before falling back to reloading the whole operand.
1294 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1296 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1297 before the first section switch note.
1299 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1301 * doc/bugreport.texi: Update copyright years.
1302 * doc/c-tree.texi: Likewise.
1303 * doc/cfg.texi: Likewise.
1304 * doc/cpp.texi: Likewise.
1305 * doc/cppinternals.texi: Likewise.
1306 * doc/fragments.texi: Likewise.
1307 * doc/frontends.texi: Likewise.
1308 * doc/gcc.texi: Likewise.
1309 * doc/gty.texi: Likewise.
1310 * doc/hostconfig.texi: Likewise.
1311 * doc/implement-c.texi: Likewise.
1312 * doc/libgcc.texi: Likewise.
1313 * doc/loop.texi: Likewise.
1314 * doc/makefile.texi: Likewise.
1315 * doc/options.texi: Likewise.
1316 * doc/passes.texi: Likewise.
1317 * doc/rtl.texi: Likewise.
1318 * doc/sourcebuild.texi: Likewise.
1319 * doc/standards.texi: Likewise.
1320 * doc/tree-ssa.texi: Likewise.
1321 * doc/trouble.texi: Likewise.
1323 * doc/extend.texi: Use @: or add comma where appropriate.
1324 * doc/invoke.texi: Likewise.
1325 * doc/tm.texi: Likewise.
1327 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1330 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1333 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1335 * doc/md.texi (clz, ctz): Add reference.
1336 * doc/rtl.texi (clz, ctz): Likewise.
1338 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1341 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1344 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1346 * config/s390/s390.c (struct constant_pool): New field
1347 emit_pool_after added.
1348 (s390_mainpool_start): Set the emit_pool_after flag according
1349 to the section switch notes.
1350 (s390_mainpool_finish): Consider emit_pool_after when emitting
1351 the literal pool at the end of the function.
1352 (s390_chunkify_start): Force literal pool splits at section
1355 2008-02-13 Michael Matz <matz@suse.de>
1358 * var-tracking.c (clobber_variable_part): Correctly traverse the
1361 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1364 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1365 Add -fdump-ipa-inline.
1366 * tree-dump.c (dump_files): Remove tree-inlined dump.
1367 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1369 2008-02-12 Richard Guenther <rguenther@suse.de>
1371 PR tree-optimization/35171
1372 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1375 2008-02-12 Richard Guenther <rguenther@suse.de>
1378 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1379 value-preserving mode. Disallow final truncation.
1381 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1384 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1385 code from here to...
1386 (force_gimple_operand): ...here.
1388 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1391 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1392 non-compatible pointers.
1393 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1394 different FIELD_DECLs, try harder by comparing field offsets, sizes
1398 * function.c (match_asm_constraints_1): Don't replace the same input
1401 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1403 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1404 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1405 (expand_epilogue): Restore RAMPZ register.
1406 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1408 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1410 * config/i386/cygwin.asm: (__alloca): Correct calling
1411 convention and alignment.
1412 (__chkstk): Force 8 byte stack alignment.
1414 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1415 Richard Guenther <rguenther@suse.de>
1417 PR tree-optimization/33992
1418 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1419 the zero we compare against.
1421 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1424 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1425 to CloseHandle after unlocking to prevent accumulation of handle
1428 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1431 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1432 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1433 and update LABEL_NUSES during and after reload.
1435 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1438 * combine.c (simplify_if_then_else): Make sure the comparison is
1439 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1441 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1444 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1445 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1446 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1447 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1448 * tree.h (get_type_static_bounds): Likewise.
1450 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1452 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1453 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1454 Make -Wfoo language annotations match what the compiler outputs.
1456 2008-02-08 Sa Liu <saliu@de.ibm.com>
1458 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1459 intrinsics spu_convts, spu_convtu, spu_convtf.
1460 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1462 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1464 * doc/extend.texi (Function Attributes) <noinline>: Mention
1465 asm ("") as method to keep calls.
1467 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1470 * doc/options.texi (Options): Replace references to opts.sh with
1472 * opts-common.c: Likewise.
1473 * optc-gen.awk: Likewise.
1475 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1477 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1479 2008-02-07 Richard Henderson <rth@redhat.com>
1482 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1483 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1486 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1488 PR tree-optimization/35085
1489 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1490 for operand entry oe2 in addition to operand entry oe3 in order to
1491 expose more opportunities for vectorizer sum reduction.
1493 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1496 * Makefile.in (LIBS): Remove $(GMPLIBS).
1497 (cc1-dummy, cc1): Add $(GMPLIBS).
1499 2008-02-06 Jan Hubicka <jh@suse.cz>
1502 * i386.md (moddf_integer): Do not produce partial memory stalls for
1503 targets where it hurts.
1505 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1508 * optabs.c (expand_float): Do not check for decimal modes when
1509 expanding unsigned integer through signed conversion.
1511 2008-02-06 Nick Clifton <nickc@redhat.com>
1513 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1514 inside the clobber with a match_operand and duplicated operand
1515 number in the constraint.
1516 (ineqbranchsi): Delete redundant comment.
1518 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1520 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1521 builtin_define ("__USE_INIT_FINI__").
1522 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1524 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1526 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1528 PR documentation/30330
1529 * doc/invoke.texi (C++ Dialect Options)
1530 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1531 For each warning option -Wfoo that allows -Wno-foo, ensure both
1532 -Wfoo and -Wno-foo are listed in the option index. Fix index
1533 entry of -Wswitch-default, index -Wnormalized= including the
1534 `=', and -Wlarger-than-@var{len} including @var{len}.
1536 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1538 * config/i386/i386.md (floatunssisf2): Use
1539 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1540 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1541 Macroize expander using MODEF mode iterator.
1543 2008-02-05 Diego Novillo <dnovillo@google.com>
1545 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1548 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1550 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1553 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1555 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1558 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1559 to indicate if a message should be generated.
1560 (init_cumulative_args): Updated.
1561 (function_value_32): Likewise.
1563 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1565 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1567 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1571 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1573 2008-02-04 Diego Novillo <dnovillo@google.com>
1575 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1578 * tree-vrp.c (vrp_evaluate_conditional): With
1579 -Wtype-limits, emit a warning when comparing against a
1580 constant outside the natural range of OP0's type.
1582 2008-02-04 Richard Guenther <rguenther@suse.de>
1585 * expr.c (count_type_elements): Give for unions instead of
1588 2008-02-04 Richard Guenther <rguenther@suse.de>
1591 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1592 to TYPE_DOMAINs base type instead of using bitsizetype here.
1594 2008-02-03 Jason Merrill <jason@redhat.com>
1596 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1598 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1601 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1602 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1603 (RS/6000 and PowerPC Options): Fix typos and markup.
1604 * doc/passes.texi (Tree-SSA passes): Likewise.
1606 2008-02-02 Michael Matz <matz@suse.de>
1609 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1610 from record_last_reg_set_info.
1611 (record_last_reg_set_info): Take an RTX argument, iterate over all
1612 constituent hardregs.
1613 (record_last_set_info, record_opr_changes): Change calls to
1614 new signature or to record_last_reg_set_info_regno.
1616 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1618 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1620 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1622 PR rtl-optimization/34773
1623 * reg-notes.def (EQUAL): Mention significance of combination of
1624 REG_EQUAL and REG_RETVAL.
1625 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1626 insn that has a REG_RETVAL.
1628 2008-02-01 Roger Sayle <roger@eyesopen.com>
1631 * configure.ac (--enable-fixed-point): Disable unless explicitly
1633 * configure: Regenerate.
1635 2008-02-01 Richard Guenther <rguenther@suse.de>
1638 * invoke.texi (-finline-limit): Remove no longer true parts
1639 of the documentation. Note that there is no default value.
1641 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1642 Mark Mitchell <mark@codesourcery.com>
1643 Ben Elliston <bje@au.ibm.com>
1646 * doc/extend.texi (Other Builtins): Document.
1648 2008-01-31 Tom Browder <tom.browder@gmail.com>
1650 * doc/c-tree.texi (Types): Fix grammar.
1651 (Expression trees): Ditto.
1652 * doc/passes.texi (Tree-SSA passes): Ditto.
1654 * doc/configterms.texi (Configure Terms): Fix typo.
1655 * doc/cpp.texi (Common Predefined Macros): Ditto.
1656 * doc/md.texi (Machine Constraints): Ditto.
1658 * doc/makefile.texi (Makefile): Add comma.
1660 2008-01-31 Tom Browder <tom.browder@gmail.com>
1661 Gerald Pfeifer <gerald@pfeifer.com>
1663 * doc/sourcebuild.texi (Front End): Remove references to CVS
1664 and CVSROOT/modules.
1665 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1666 (Back End): Remove reference to CVS.
1668 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1671 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1673 (mips16_gp_pseudo_reg): ...here.
1674 * config/mips/mips.md (load_const_gp): Replace with...
1675 (load_const_gp_<mode>): ...this :P-based insn.
1677 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1679 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1680 options. Minor fixes.
1681 (-std): Move reference to standards closer to where language
1682 standards are first mentioned.
1684 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1686 PR rtl-optimization/34995
1687 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1688 parameter and return a bool. If the rtx parameter is nonnull,
1689 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1690 (find_reloads): Update call accordingly. Pass the new operand
1691 if it needed no address reloads, otherwise pass null.
1693 2008-01-30 Richard Henderson <rth@redhat.com>
1696 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1697 for unbounded arrays.
1699 2008-01-30 Silvius Rus <rus@google.com>
1701 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1703 2008-01-30 Jan Hubicka <jh@suse.cz>
1706 * i386.c (init_cumulative_args): Use real function declaration when
1709 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1711 PR rtl-optimization/34998
1712 * global.c (build_insn_chain): Treat non-subreg_lowpart
1713 SUBREGs of pseudos as clobbering all the words covered by the
1714 SUBREG, not just all the bytes.
1715 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1716 original df_ref rather than an extract parameter.
1717 (global_conflicts): Update call accordingly.
1719 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1721 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1722 the overflow check to make it easier to read.
1723 (__fixtfdi): Change the type of the ll member in union
1724 long_double to UDItype_x.
1726 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1729 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1730 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1731 * tree-inline.c (fold_marked_statements): Call
1732 cgraph_update_edges_for_call_stmt if folding a call statement.
1733 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1734 debug_generic_stmt calls, reset it back afterwards.
1737 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1739 * c-typeck.c (build_external_ref): Don't pedwarn about
1740 static vars in current function's scope.
1742 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1744 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1746 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1749 * ipa-struct-reorg.c: Fix spelling.
1750 * params.def: Ditto.
1752 2008-01-29 Richard Guenther <rguenther@suse.de>
1755 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1757 * tree-inline.c (remap_type): Increment remapping_type_depth
1758 around remapping types.
1759 (copy_body_r): Only add referenced variables if they are referenced
1760 from code, not types.
1762 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1773 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1774 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1776 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1779 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1780 pointer for tiny stack.
1782 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1784 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1786 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1788 * config/vx-common.h: Fix typo in comment.
1790 2008-01-28 Ian Lance Taylor <iant@google.com>
1794 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1795 coalesce pointers if they have different DECL_NO_TBAA_P values.
1796 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1797 between variables with different DECL_NO_TBAA_P values.
1799 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1802 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1803 are not legitimate small data references on SPE targets.
1805 2008-01-28 David Daney <ddaney@avtrex.com>
1807 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1809 2008-01-28 David Daney <ddaney@avtrex.com>
1811 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1813 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1815 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1816 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1817 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1818 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1819 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1820 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1821 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1822 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1824 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1826 * basic-block.h (condjump_equiv_p): Fix comment.
1828 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1830 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1831 print_generic_stmt_indented): Fix comment.
1833 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1835 * configure.ac (__stack_chk_fail): Add detecion for availability
1836 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1837 * configure: Regenerate.
1839 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1842 * final.c (output_addr_const): Handle TRUNCATE.
1844 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1847 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1848 (zero_cost, infinite_cost): New constants.
1849 (struct cost_pair): Change type of cost to comp_cost.
1850 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1851 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1853 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1854 split_address_cost, ptr_difference_cost, difference_cost,
1855 get_computation_cost_at, get_computation_cost,
1856 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1857 determine_use_iv_cost_condition, determine_use_iv_costs,
1858 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1859 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1860 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1861 Change type of cost to comp_cost.
1862 (determine_iv_cost): Increase cost of non-original ivs, instead
1863 of decreasing the cost of original ones.
1864 (get_address_cost): Indicate the complexity of the addressing mode
1866 (try_add_cand_for): Prefer using ivs not specific to some object.
1867 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1869 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1870 Janis Johnson <janis187@us.ibm.com>
1873 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1874 (TARGET_INSTANTIATE_DECLS): Likewise.
1875 * target.h (expand_to_rtl_hook): New target hook.
1876 (instantiate_decls): Likewise.
1877 * function.c (instantiate_decl): Make non-static. Rename to...
1878 (instantiate_decl_rtl): ... this.
1879 (instantiate_expr): Use instantiate_decl_rtl.
1880 (instantiate_decls_1): Likewise.
1881 (instantiate_decls): Likewise.
1882 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1883 * function.h (instantiate_decl_rtl): Add prototype.
1884 * cfgexpand.c (target.h): New include.
1885 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1886 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1887 (TARGET_INSTANTIATE_DECLS): Likewise.
1888 (TARGET_INITIALIZER): New target hooks added.
1889 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1891 * config/rs6000/rs6000.c (tree-flow.h): New include.
1892 (machine_function): Add sdmode_stack_slot field.
1893 (rs6000_alloc_sdmode_stack_slot): New function.
1894 (rs6000_instantiate_decls): Likewise.
1895 (rs6000_secondary_memory_needed_rtx): Likewise.
1896 (rs6000_check_sdmode): Likewise.
1897 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1898 (TARGET_INSTANTIATE_DECLS): Likewise.
1899 (rs6000_hard_regno_mode_ok): Allow SDmode.
1900 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1901 (rs6000_emit_move): Handle SDmode.
1902 (function_arg_advance): Likewise.
1903 (function_arg): Likewise.
1904 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1905 SDmode var args for 32-bit compiles.
1906 (rs6000_secondary_reload_class): Handle SDmode.
1907 (rs6000_output_function_epilogue): Likewise.
1908 (rs6000_function_value): Simplify if statement.
1909 (rs6000_libcall_value): Likewise.
1910 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1911 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1912 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1913 (movsd_hardfloat): New define_insn.
1914 (movsd_softfloat): Likewise.
1915 (movsd_store): Likewise.
1916 (movsd_load): Likewise.
1917 (extendsddd2): Likewise.
1918 (extendsdtd2): Likewise.
1919 (truncddsd2): Likewise.
1920 (movdd_hardfloat64): Fixup comment.
1921 (UNSPEC_MOVSD_LOAD): New constant.
1922 (UNSPEC_MOVSD_STORE): Likewise.
1924 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1927 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1929 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1930 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1931 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1934 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1937 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1938 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1939 __LONGDOUBLE128 too.
1940 * config/rs6000/aix61.h: New file.
1942 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1944 PR rtl-optimization/34959
1945 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1946 popcount and parity rtxes the same mode as their operand.
1947 Truncate or extend the result to the return value's mode
1950 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1953 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1954 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1955 to GOT_VERSION_REGNUM.
1956 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1957 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1958 * config/mips/mips.c (mips_emit_call_insn): New function.
1959 (mips_call_tls_get_addr): Call mips_expand_call directly.
1960 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1962 (mips16_build_call_stub): Likewise. Return the call insn or null.
1963 (mips_expand_call): Update the call to mips16_build_call_stub
1964 accordingly and a remove redundant condition. Assert that MIPS16
1965 stubs do not use lazy binding. Use mips_emit_call_insn and return
1967 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1969 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1970 (mips_avoid_hazard): Remove hazard_set handling.
1971 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
1972 (UNSPEC_RESTORE_GP): ...this.
1973 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
1974 (FAKE_CALL_REGNO): Rename to...
1975 (GOT_VERSION_REGNUM): ...this.
1976 (type): Add "ghost" value. Add an associated insn reservation.
1977 (hazard_set): Remove.
1978 (exception_receiver): Rename to...
1979 (restore_gp): ...this and update the unspec identifier accordingly.
1980 (exception_receiver, nonlocal_got_receiver): New expanders.
1981 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
1982 FAKE_CALL_REGNO. Remove hazard_set attribute.
1983 (set_got_version, update_got_version): New patterns.
1985 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
1988 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
1990 2008-01-25 Joseph Myers <joseph@codesourcery.com>
1993 * doc/install.texi2html: Generate gcc-vers.texi.
1995 2008-01-25 DJ Delorie <dj@redhat.com>
1997 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1999 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2001 * config/c4x: Remove directory.
2002 * config.gcc (crx-*, mt-*): Mark obsolete.
2003 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2004 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2005 sh-*-rtemscoff*): Remove cases.
2006 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2007 * real.c (encode_c4x_single, decode_c4x_single,
2008 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2009 c4x_extended_format): Remove.
2010 * real.h (c4x_single_format, c4x_extended_format): Remove.
2011 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2013 (Pragmas): Remove comment about c4x pragmas.
2014 * doc/install.texi (c4x): Remove target-specific instructions.
2015 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2016 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2017 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2018 refer to C4x source files as examples.
2019 (C4X_FLOAT_FORMAT): Remove documentation.
2021 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2023 * config/bfin/bfin.c (override_options): Reorder tests so that
2024 flag_pic gets enabled for -msep-data.
2026 2008-01-25 Richard Guenther <rguenther@suse.de>
2029 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2030 to its bitfield precision if required.
2032 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2035 * tree-nested.c (walk_omp_for): New function.
2036 (convert_nonlocal_reference, convert_local_reference): Call
2037 walk_omp_for on OMP_FOR.
2038 (convert_call_expr): Call walk_body on OMP_FOR's
2039 OMP_FOR_PRE_INIT_BODY.
2041 2008-01-25 Richard Guenther <rguenther@suse.de>
2043 PR tree-optimization/34966
2044 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2045 default defs and PHI_NODEs we have to insert after the
2048 2008-01-24 Nick Clifton <nickc@redhat.com>
2050 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2051 Provide a default definition.
2052 (LIBGCC2_UNITS_PER_WORD): Likewise.
2054 * config/stormy16/stormy16.c: Include df.h for the prototype
2055 for df_regs_ever_live_p.
2056 (xstormy16_expand_builtin_va_start): Convert the stack offset
2057 into a component_ref and then use POINTER_PLUS_EXPR to add it
2058 to the incoming_virtual_args_rtx.
2059 (xstormy16_gimplify_va_arg_expr): Rename to
2060 xstormy16_gimplify_va_arg_expr.
2061 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2062 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2063 xstormy16_gimplify_va_arg_expr.
2064 Fix up some formatting issues.
2066 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2067 Move to predicates.md.
2068 (xs_hi_general_operand): Likewise.
2069 (xs_hi_nonmemory_operand): Likewise.
2070 * config/stormy16/predicates.md:
2071 (xstormy16_carry_plus_operand): New predicate.
2072 (xs_hi_general_operand): New predicate.
2073 (xs_hi_nonmemory_operand): New predicate.
2074 * config/stormy16/stormy16-protos.h:
2075 (xstormy16_carry_plus_operand): Delete prototype.
2076 (xs_hi_general_operand): Likewise.
2077 (xs_hi_nonmemory_operand): Likewise.
2079 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2080 modifiers as they are no longer needed and they can trigger
2081 reload spill failures.
2083 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2084 with a match_operand in order to help reload.
2086 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2087 constraint with 'e' for the 8th alternative as this version of
2088 the mov.w instruction only accepts the lower 8 registers.
2090 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2093 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2094 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2097 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2100 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2102 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2104 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2106 (remove_structure): Update allocations list before removing structure.
2108 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2110 * ipa-struct-reorg.c (is_safe_cond_expr,
2111 create_new_stmts_for_cond_expr): Use integer_zerop function,
2112 that recognize not only zero-pointer, but zero-integer too.
2114 2008-01-25 Ben Elliston <bje@au.ibm.com>
2117 * fixproto: Escape "." in sed expression that strips leading "./".
2119 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2122 * gcc.c (SWITCH_OK): Removed.
2123 (SWITCH_LIVE): Changed to bit.
2124 (SWITCH_FALSE): Likewise.
2125 (SWITCH_IGNORE): Likewise.
2126 (switchstr): Change live_cond to unsigned int.
2127 (process_command): Replace SWITCH_OK with 0.
2128 (do_self_spec): Likewise.
2129 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2130 (give_switch): Likewise.
2131 (used_arg): Likewise.
2132 (do_spec_1): Set the SWITCH_IGNORE bit.
2133 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2134 bits. Set the SWITCH_LIVE bit.
2136 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2138 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2140 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2142 PR tree-optimization/34472
2143 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2144 parameter to a "bool *" and set *DATA to false if there is
2145 an unsafe access. Do not delete the structure here.
2146 (check_cond_exprs): Delete it here instead.
2147 (check_cond_exprs, exclude_cold_structs): Do not increase
2148 I when removing a structure.
2150 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2154 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2156 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2159 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2160 a fixed vector for stack.
2162 2008-01-24 Ben Elliston <bje@au.ibm.com>
2165 * doc/gcc.texi (Software development): Add a direntry for g++.
2167 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2169 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2170 stale and straggling -fforce-addr comments above.
2172 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2174 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2175 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2177 2008-01-23 Michael Matz <matz@suse.de>
2180 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2183 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2185 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2188 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2190 * config/avr/avr.c (avr_current_arch): New variable.
2191 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2192 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2193 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2194 (avr_override_options): Init 'avr_current_arch'.
2195 (base_arch_s): Move from here...
2196 * config/avr/avr.h (base_arch_s): ... here. Add new members
2197 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2198 'mega' to 'have_jmp_call'.
2199 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2200 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2202 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2204 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2205 MULTILIB_MATCHES): (Ditto.).
2207 2008-01-23 Richard Guenther <rguenther@suse.de>
2210 * cgraphunit.c (cgraph_reset_node): Always mark the node
2211 not reachable if it is not queued already.
2213 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2215 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2216 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2217 (cputype_selected): New static variable.
2218 (bfin_handle_option): Set it if -mcpu is used.
2219 (override_option): Select default set of workarounds if no cpu type
2220 selected on the command line.
2221 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2223 From Michael Frysinger <michael.frysinger@analog.com>
2224 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2225 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2227 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2228 for bf547, bf523, bf524, and bf526.
2229 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2231 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2232 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2233 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2234 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2235 * doc/invoke.texi (Blackfin Options): Document that
2236 -mcpu now accept bf547, bf523, bf524, and bf526.
2238 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2240 PR rtl-optimization/34628
2241 * combine.c (try_combine): Stop and undo after the first combination
2242 if an autoincrement side-effect on the first insn has effectively
2245 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2248 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2249 Offset addresses are not valid for Altivec or paired float modes.
2251 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2254 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2255 if DECL_INITIAL (decl) is error_mark_node.
2258 * c-common.c (handle_vector_size_attribute): Only allow
2259 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2260 the same way as pointer, array etc. types.
2261 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2264 * tree.c (build_type_attribute_qual_variant): Call
2265 build_qualified_type if attributes are equal, but quals are not.
2267 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2270 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2271 * flags.h (warn_strict_aliasing): Remove.
2272 (warn_strict_overflow): Remove.
2273 * opts.c (warn_strict_aliasing): Remove.
2274 (warn_strict_overflow): Remove.
2275 * c-opts.c (c_common_handle_option): -Wall only sets
2276 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2277 (c_common_post_options): Give default values to -Wstrict-aliasing
2278 and -Wstrict-overflow if they are uninitialized.
2279 * common.opt (Wstrict-aliasing): Specify Var and Init.
2280 (Wstrict-overflow): Likewise.
2282 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2284 PR rtl-optimization/26854
2285 PR rtl-optimization/34400
2286 PR rtl-optimization/34884
2287 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2289 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2290 (df_rd_bb_info.expanded_lr_out): Deleted
2291 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2292 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2293 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2294 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2295 Removed code to allocate, initialize or free expanded_lr_out.
2296 (df_rd_bb_local_compute_process_def): Restructured to make more
2298 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2299 sets if the sets are being trimmed.
2301 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2304 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2305 (as_vers): Likewise.
2306 * configure: Regenerated.
2308 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2311 * tree-pass.h (pass_build_alias): New pass.
2312 * tree-ssa-alias.c (gate_build_alias): New.
2313 (pass_build_alias): New.
2314 * passes.c (init_optimization_passes): Add pass_build_alias after
2315 pass_create_structure_vars.
2317 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2319 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2320 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2321 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2322 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2323 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2324 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2325 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2326 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2327 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2328 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2329 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2330 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2331 * config/s390/s390.md (FP_ALL): New mode iterator.
2332 (_d): New mode attribute.
2333 ("*signbit<mode>2>"): Changed mode of first operand.
2334 ("isinf<mode>2"): Changed mode of first operand.
2335 ("*TDC_insn"): Adaptation for DFP modes.
2337 2008-01-22 Ben Elliston <bje@au.ibm.com>
2339 * tree.c (check_qualified_type): Improve function description.
2341 2008-01-21 Jason Merrill <jason@redhat.com>
2344 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2345 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2348 2008-01-21 DJ Delorie <dj@redhat.com>
2350 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2353 2008-01-21 Richard Guenther <rguenther@suse.de>
2356 * tree-cfg.c (verify_expr): Allow all invariant expressions
2357 instead of just constant class ones as reference argument.
2358 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2359 like any other constant.
2360 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2362 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2364 * regmove.c (fixup_match_1): Update call crossed frequencies.
2366 2008-01-21 Richard Guenther <rguenther@suse.de>
2369 * tree-inline.c (setup_one_parameter): Deal with mismatched
2370 types using a VIEW_CONVERT_EXPR.
2372 2008-01-21 Alon Dayan <alond@il.ibm.com>
2373 Olga Golovanevsky <olga@il.ibm.com>
2375 PR tree-optimization/34701
2376 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2377 when the structure size is not a power of 2.
2379 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2381 * doc/install.texi: Add doc for --enable-checking=df.
2383 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2385 PR rtl-optimization/34808
2386 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2388 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2390 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2393 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2395 PR rtl-optimization/26854
2396 PR rtl-optimization/34400
2397 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2399 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2400 (df_rd_bb_info.expanded_lr_out): New.
2401 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2402 * loop_iv.c (iv_analysis_loop_init): Ditto.
2403 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2404 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2405 Added code to allocate, initialize or free expanded_lr_out.
2406 (df_rd_bb_local_compute_process_def): Restructured to make
2407 more understandable.
2408 (df_rd_confluence_n): Add code to do nothing with fake edges and
2409 code to no apply invalidate_by_call sets if the sets are being trimmed.
2410 (df_lr_local_finalize): Renamed to df_lr_finalize.
2411 (df_live_local_finalize): Renamed to df_live_finalize.
2413 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2416 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2417 deciding whether to use reciprocal instructions.
2419 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2421 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2422 dwarf2out_note_section_used if cold_text_section is NULL.
2424 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2426 PR gcov-profile/34610
2427 * tree-cfg.c (make_edges): Mark both outgoing edges from
2428 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2429 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2430 from OMP_FOR and OMP_CONTINUE outgoing edges.
2432 * tree-profile.c (tree_profiling): Return early if
2433 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2435 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2436 from cfun to child_cfun.
2437 * function.h (struct function): Add after_tree_profile bit.
2439 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2441 * config/avr/avr.S (_exit): Disable interrupt.
2443 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2444 Steven Bosscher <stevenb.gcc@gmail.com>
2446 PR rtl-optimization/26854
2447 PR rtl-optimization/34400
2448 * df-problems.c (df_live_scratch): New scratch bitmap.
2449 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2450 (df_live_reset): Clear the proper bitmaps.
2451 (df_live_bb_local_compute): Only process the artificial defs once
2452 since the order is not important.
2453 (df_live_init): Init the df_live sets only with the variables
2454 found live by df_lr.
2455 (df_live_transfer_function): Use the df_lr sets to prune the
2456 df_live sets as they are being computed.
2457 (df_live_free): Free df_live_scratch.
2459 2008-01-18 Ian Lance Taylor <iant@google.com>
2461 * common.opt: Add fmerge-debug-strings.
2462 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2463 flag_merge_debug_strings rather than flag_merge_constants.
2464 * doc/invoke.texi (Option Summary): Mention
2465 -fmerge-debug-strings.
2466 (Debugging Options): Document -fmerge-debug-strings.
2468 2008-01-18 Ian Lance Taylor <iant@google.com>
2471 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2472 (struct tree_function_decl): Add new field operator_new_flag.
2473 * tree-inline.c (expand_call_inline): When inlining a call to
2474 operator new, force the return value to go into a variable, and
2475 set DECL_NO_TBAA_P on that variable.
2476 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2478 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2481 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2482 DWARF2_DEBUGGING_INFO.
2483 (dwarf2out_note_section_used): Ditto. Add prototype.
2484 (have_multiple_function_sections, text_section_used,
2485 cold_text_section_used, *cold_text_sections): Move declarations
2488 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2490 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2491 field and add signal_ra.
2492 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2493 assignments to frame state pc. Move end of stack check after
2494 MD_FALLBACK_FRAME_STATE_FOR.
2495 (uw_update_context_1): Use frame state signal_regs if set, instead
2496 of checking signal_frame flag.
2497 (uw_update_context): Use frame state signal_ra if set.
2498 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2499 * config/xtensa/linux-unwind.h: New file.
2501 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2503 * modulo-sched.c (get_sched_window): Fix comment typo.
2505 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2507 PR tree-optimization/34648
2508 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2510 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2512 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2513 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2515 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2517 PR rtl-optimization/34400
2518 * df-core.c (df_worklist_dataflow_overeager,
2519 df_worklist_dataflow_doublequeue): New functions.
2520 (df_worklist_dataflow): Two different worklist solvers.
2521 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2524 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2527 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2528 and ftree-parallelize-loops.
2530 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2532 PR rtl-optimization/34826
2533 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2535 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2537 * global.c (find_reg): Mark the eh regs as used if necessary.
2538 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2539 * ra.h (struct allocno): no_eh_reg field added. Changed
2540 no_stack_reg type to bitfield.
2542 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2544 * tree.c (substitute_in_expr): Add missing 'break'.
2546 2008-01-17 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/34825
2549 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2550 x / x as division to handle.
2552 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2554 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2555 "-pthread" is specified.
2556 * pa-hpux11.h (LIB_SPEC): Likewise.
2558 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2559 Peter Bergner <bergner@vnet.ibm.com>
2561 PR rtl-optimization/33796
2562 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2564 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2566 PR libgfortran/34699
2567 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2569 * pa-hpux10.h (LINK_SPEC): Likewise.
2570 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2572 2008-01-16 Richard Guenther <rguenther@suse.de>
2575 * fold-const.c (fold_convert_const_int_from_int): Do not
2576 set overflow if that occured only because of a sign extension
2577 change when converting from/to a sizetype with the same
2578 precision and signedness.
2580 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2583 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2584 location address to the correct place. Update copyright year.
2586 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2588 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2589 no dependences in the dependence_relations vector.
2591 2008-01-16 Jan Hubicka <jh@suse.cz>
2593 PR rtl-optimization/31396
2594 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2595 * cfg.c (dump_reg_info): Print it.
2596 * regs.h (struct reg_info_t): add freq_calls_crossed.
2597 (REG_FREQ_CALLS_CROSSED): New macro.
2598 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2599 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2600 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2601 regmove_optimize): Update call crossed frequencies.
2602 * local-alloc.c (struct qty): Add freq_calls_crossed.
2603 (alloc_qty): Copute freq_calls_crossed.
2604 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2605 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2606 * ra.h (struct allocno): Add freq_calls_crossed.
2608 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2610 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2611 libgomp when compiling with ftree-parallelize-loops.
2612 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2614 2008-01-16 Richard Guenther <rguenther@suse.de>
2616 PR tree-optimization/34769
2617 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2618 * tree.c (int_cst_value): Instead make this function more
2619 permissive in what it accepts as valid input. Document this
2620 function always sign-extends the value.
2622 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2623 Richard Guenther <rguenther@suse.de>
2626 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2627 (gimple_fold_indirect_ref_rhs): ... this.
2628 (gimple_fold_indirect_ref): New function with foldings
2629 that preserve lvalueness.
2630 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2631 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2632 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2633 to fold an INDIRECT_REF, fall back to the old use of
2634 fold_indirect_ref_1.
2636 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2638 * tree-data-ref.c (subscript_dependence_tester_1): Call
2639 free_conflict_function.
2640 (compute_self_dependence): Same.
2642 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2645 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2646 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2648 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2649 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2650 for DWARF2_UNWIND_INFO targets.
2652 2008-01-16 Richard Guenther <rguenther@suse.de>
2655 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2656 type qualifiers for function types.
2658 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2660 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2661 loop_iterator li from previous commit.
2663 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2665 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2667 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2669 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2670 (parallelize_loops): Don't parallelize irreducible components.
2672 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2675 * c-opts (c_common_post_options): Do not enable CPP
2676 flag_pedantic_errors by default.
2678 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2680 PR rtl-optimization/31944
2681 * cse.c (remove_pseudo_from_table): New function.
2682 (merge_equiv_classes): Use above function to remove pseudo-registers.
2683 (invalidate): Likewise.
2685 2008-01-13 Richard Guenther <rguenther@suse.de>
2688 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2689 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2691 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2693 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2694 validate_change to unshare the source of the PC set.
2696 2008-01-12 Jan Hubicka <jh@suse.cz>
2699 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2700 references above array bounds. This might trigger bounds checks for
2703 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2705 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2706 new_replaceable_dependencies.
2708 2008-01-12 Doug Kwan <dougkwan@google.com>
2710 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2711 instead of OPT_Wreturn_type in warning due to ignored return type
2713 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2714 options included in -Wextra.
2715 * c.opt: New option -Wignored_qualifiers.
2716 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2717 -Wignore_qualifiers.
2718 (-Wignored-qualifiers): Document.
2719 (-Wreturn-type): Remove description of functionality now handled
2720 by -Wignored-qualifiers.
2722 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2725 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2726 NOP_EXPR if it is between integral types with the same precision.
2728 2008-01-12 Jan Hubicka <jh@suse.cz>
2731 * invoke.texi (max-inline-recursive-depth): Fix default value.
2733 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2735 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2738 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2740 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2742 2008-01-11 James E. Wilson <wilson@specifix.com>
2745 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2747 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2749 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2750 save/restore frame pointer register and don't use 'call-prologues'
2751 optimization in function with "OS_task" attribute.
2753 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2756 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2757 when copying to memory.
2759 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2761 PR rtl-optimization/30905
2762 * cfgcleanup.c: Include dce.h
2763 (crossjumps_occured): New global variable.
2764 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2765 If something changed, set crossjumps_occured to true.
2766 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2767 Don't add/remove fake edges to exit here...
2768 (cleanup_cfg): ...but do it here, when crossjumping.
2769 Run a fast DCE when successful crossjumps occured in the latest
2770 iteration of try_optimize_cfg.
2772 2008-01-11 Richard Guenther <rguenther@suse.de>
2774 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2775 (struct vn_unary_op_s): Likewise.
2776 (vn_reference_insert): Free old reference on hash collision.
2778 2008-01-10 Raksit Ashok <raksit@google.com>
2780 PR rtl-optimization/27971
2781 * combine.c (find_split_point): Split PLUS expressions which are
2782 inside a MEM rtx, and whose first operand is complex.
2784 2008-01-10 DJ Delorie <dj@redhat.com>
2786 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2787 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2788 (m32c_hard_regno_ok): Call the underlying function.
2790 2008-01-10 Richard Guenther <rguenther@suse.de>
2793 * tree-cfg.c (tree_merge_blocks): Do not go through the
2794 full-blown folding and stmt updating path if we just deal
2795 with virtual operands.
2796 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2797 test for abnormal SSA_NAMEs.
2799 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2802 * reload.c (push_reload): Add assertions. All constants from
2803 reg_equiv_constant should have been used for replacing the respective
2805 (find_reloads_address): Invoke find_reloads_address_part for
2806 constant taken from the reg_equiv_constant array.
2808 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2810 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2811 field (valnum) the first in the struct. Replace bools with
2814 2008-01-10 Richard Guenther <rguenther@suse.de>
2816 PR tree-optimization/34651
2817 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2818 types and ordering for masking and converting.
2820 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2822 PR tree-optimization/34017
2823 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2824 also for PHI_NODE expressions.
2826 2008-01-09 Jan Hubicka <jh@suse.cz>
2828 PR tree-optimization/34708
2829 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2830 based on number of case labels.
2831 (init_inline_once): Remove switch_cost.
2832 * tree-inline.h (eni_weights_d): Remove switch_cost.
2834 2008-01-09 Richard Guenther <rguenther@suse.de>
2835 Andrew Pinski <andrew_pinski@playstation.sony.com>
2838 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2839 temporary if an rvalue is ok or an lvalue is not required.
2841 2008-01-09 Richard Guenther <rguenther@suse.de>
2844 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2847 2008-01-09 Richard Guenther <rguenther@suse.de>
2850 * tree.c (host_integerp): Check for sizetype only if the
2851 type is an integer type.
2853 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2856 * opts.c (decode_options): Disable inlining of functions called
2857 once if not in unit-at-a-time mode.
2859 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2861 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2863 2008-01-08 Richard Guenther <rguenther@suse.de>
2866 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2867 out early if the result will be unused.
2869 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2874 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2875 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2878 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2880 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2881 for vectorization tuned.
2883 2008-01-08 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/34683
2886 * tree-ssa-operands.c (operand_build_cmp): Export.
2887 * tree-ssa-operands.h (operand_build_cmp): Declare.
2888 * tree-vn.c (vuses_compare): Remove.
2889 (sort_vuses): Use operand_build_cmp.
2890 (sort_vuses_heap): Likewise.
2891 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2892 to re-use old VEC if available. Do not sort already sorted VUSEs.
2893 (vdefs_to_vec): Do not sort already sorted VDEFs.
2895 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2898 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2900 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2903 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2904 limitations of reciprocal sequences on x86 targets.
2906 2008-01-08 Richard Guenther <rguenther@suse.de>
2908 PR tree-optimization/34683
2909 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2911 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2914 * config/darwin.c (darwin_mergeable_string_section): Don't use
2915 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2917 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2920 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2921 negxf2. Macroize expander using X87MODEF mode iterator. Change
2922 predicates of op0 and op1 to register_operand.
2923 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2924 expander using X87MODEF mode iterator. Change predicates of
2925 op0 and op1 to register_operand.
2926 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2927 corresponding patterns and macroize using MODEF macro. Change
2928 predicates of op0 and op1 to register_operand and remove
2929 "m" constraint. Disparage "r" alternative with "!".
2930 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2931 macroize using X87MODEF macro. Change predicates of op0 and op1
2932 to register_operand and remove "m" constraint. Disparage "r"
2933 alternative with "!".
2934 (absneg splitter with memory operands): Remove.
2935 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2936 patterns and macroize using X87MODEF mode iterator.
2937 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2938 Change predicate of op1 to register_operand.
2939 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2940 for memory operands.
2942 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2944 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2946 2008-01-07 Richard Guenther <rguenther@suse.de>
2948 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2951 2008-01-07 Richard Guenther <rguenther@suse.de>
2953 PR tree-optimization/34683
2954 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2955 VOPs of the needed size to save memory. Use VEC_quick_push
2956 to save compile-time.
2957 (vdefs_to_vec): Likewise.
2959 2008-01-07 Sa Liu <saliu@de.ibm.com>
2961 * config/spu/spu.md (divdf3): Genetate inline code for double
2962 division. The implementation doesn't handle INF or NAN, therefore it
2963 only applies when -ffinite-math-only is given.
2965 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2968 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2969 * doc/cpp.texi ([Common Predefined Macros]): Document.
2971 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
2973 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
2974 order to use commutative addition instead of subtraction.
2976 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2977 Mircea Namolaru <namolaru@il.ibm.com>
2978 Vladimir Yanovsky <yanov@il.ibm.com>
2979 Revital Eres <eres@il.ibm.com>
2981 PR tree-optimization/34263
2982 * tree-outof-ssa.c (process_single_block_loop_latch,
2983 contains_tree_r): New functions.
2984 (analyze_edges_for_bb): Call process_single_block_loop_latch
2985 function to empty single-basic-block latch block if possible.
2987 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2989 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2991 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
2993 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2995 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
2997 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
2999 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3001 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3003 PR tree-optimization/34618
3004 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3007 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3010 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3011 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3012 Update copyright year.
3014 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3015 Update copyright year.
3016 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3019 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3021 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3022 edge does not point to current bb before changing need_assert.
3024 2008-01-04 Richard Guenther <rguenther@suse.de>
3027 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3028 for verifying purposes if they are is_gimple_min_invariant.
3030 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3032 PR tree-optimization/34448
3033 PR tree-optimization/34465
3034 * gimplify.c (gimplify_init_constructor): Add new parameter
3035 notify_temp_creation. Use it.
3036 (gimplify_modify_expr_rhs): Take volatiles into account when
3037 optimizing constructors.
3038 Do not optimize constructors if gimplify_init_constructor will dump to
3040 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3041 * gcc.c-torture/compile/pr34448.c: New.
3043 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3045 PR gcov-profile/34609
3046 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3047 return_slot if result is TREE_ADDRESSABLE.
3049 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3051 * config/mips/mips.md (sqrt_condition): Tweak comment.
3052 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3054 2008-01-03 Tom Tromey <tromey@redhat.com>
3057 * c-common.c (c_type_hash): Handle VLAs.
3059 2008-01-03 Jan Hubicka <jh@suse.cz>
3061 PR tree-optimization/31081
3062 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3063 0 when inlining and not inlining to first basic block.
3064 (remap_decl): When var is initialized to 0, don't set default_def.
3065 (expand_call_inline): Set entry_bb.
3066 * tree-inline.h (copy_body_data): Add entry_bb.
3068 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3071 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3074 PR tree-optimization/29484
3075 * tree-inline.c (inline_forbidden_p_2): New function.
3076 (inline_forbidden_p): Disallow inlining if some static var
3077 has an address of a local LABEL_DECL in its initializer.
3078 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3081 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3083 PR tree-optimization/34635
3084 * tree-data-ref.c (add_other_self_distances): Make sure that the
3085 evolution step is constant.
3087 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3090 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3092 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3094 * tree-sra.c (scalarize_init): Insert the generate_element_init
3095 statements after the generate_element_zero statements.
3097 2008-01-02 Richard Guenther <rguenther@suse.de>
3101 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3102 for very large number of operands instead of ICEing.
3104 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3107 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3108 while stack probing.
3110 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3112 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3115 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3118 * tree-mudflap.c (mx_register_decls): Guard warning by
3119 !DECL_ARTIFICIAL check.
3121 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3123 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3124 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3125 sse5_perm<mode>): Fix constraints.