1 2008-02-29 Paul Brook <paul@codesourcery.com>
3 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5 2008-02-29 Paul Brook <paul@codesourcery.com>
7 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9 2008-02-29 Richard Guenther <rguenther@suse.de>
11 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
14 value for comparing for a store match.
15 (simplify_unary_expression): Do nothing for SSA_NAMEs.
16 (try_to_simplify): Do not do a full-blown reference lookup.
18 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
20 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
27 * tree-loop-linear.c (try_interchange_loops): Compare memory access
28 strides against cache sizes.
30 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
32 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
35 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
37 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
38 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
39 is smaller than the original promoted value.
40 (simplify_subreg): If OP is a SUBREG, try to preserve its
41 SUBREG_PROMOTED_VAR_P information.
43 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
45 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
46 (VN_INFO_GET): Allocate new objects on the obstack.
47 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
48 for rpo_numbers_temp, for consistency.
49 (free_scc_vn): Free the obstack.
51 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
53 * doc/invoke.texi: Document -ftree-loop-distribution.
54 * tree-loop-distribution.c: New.
55 * tree-pass.h (pass_loop_distribution): New.
56 * graphds.h (struct graph): Add htab_t indices.
57 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
58 * tree-vectorizer.c (rename_variables_in_loop): Extern.
59 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
60 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
61 * tree-data-ref.c (debug_data_dependence_relations): New.
62 (dump_data_dependence_relation): Also print data references.
63 (free_data_ref): Extern.
64 (same_access_functions): Moved...
65 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
66 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
67 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
68 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
69 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
70 (stmts_from_loop): Skip LABEL_EXPR.
71 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
72 (build_rdg): Initialize rdg->indices htab.
73 (free_rdg, stores_from_loop, ref_base_address,
74 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
75 have_similar_memory_accesses_1, ref_base_address_1,
76 remove_similar_memory_refs): New.
77 * tree-data-ref.h: Depend on tree-chrec.h.
78 (debug_data_dependence_relations, free_data_ref): Declared.
79 (same_access_functions): ... here.
80 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
81 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
82 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
83 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
84 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
85 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
86 rdg_vertex_for_stmt): Declared.
87 (struct rdg_edge): Add level.
89 (free_rdg, stores_from_loop, remove_similar_memory_refs,
90 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
91 (rdg_has_similar_memory_accesses): New.
92 * tree-vect-analyze.c: Remove unused static decls.
93 * lambda.h (dependence_level): New.
94 * common.opt (ftree-loop-distribution): New.
95 * tree-flow.h (mark_virtual_ops_in_bb,
96 slpeel_tree_duplicate_loop_to_edge_cfg,
97 rename_variables_in_loop): Declared.
98 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
99 (OBJS-common): Add tree-loop-distribution.o.
100 (tree-loop-distribution.o): New rule.
101 * tree-cfg.c (mark_virtual_ops_in_bb): New.
102 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
103 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
105 2008-02-28 Joseph Myers <joseph@codesourcery.com>
108 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
109 other than structures and unions.
111 2008-02-28 Richard Guenther <rguenther@suse.de>
114 2008-02-26 Richard Guenther <rguenther@suse.de>
116 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
117 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
118 (lookup_decl_from_uid): Declare.
119 (remove_decl_from_map): Likewise.
120 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
121 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
122 (decl_for_uid_map): New global hashtable mapping DECL_UID
124 (init_ttree): Allocate it.
125 (insert_decl_to_uid_decl_map): New helper function.
126 (make_node_stat): Insert new decls into the map.
127 (copy_node_stat): Likewise.
128 (lookup_decl_from_uid): New function.
129 (remove_decl_from_map): Likewise.
130 (print_decl_for_uid_map_statistics): New helper.
131 (dump_tree_statistics): Call it.
133 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
134 (referenced_var_iterator): Adjust.
135 (FOR_EACH_REFERENCED_VAR): Adjust.
136 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
137 (num_referenced_vars): Adjust.
138 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
139 (first_referenced_var): Remove.
140 (end_referenced_vars_p): Likewise.
141 (next_referenced_var): Likewise.
142 (referenced_var_iterator_set): New helper function.
143 * tree-dfa.c (referenced_var_lookup): Adjust.
144 (referenced_var_check_and_insert): Likewise.
145 (remove_referenced_var): Likewise.
146 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
147 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
148 (verify_call_clobbering): Likewise.
149 (verify_memory_partitions): Likewise.
150 (init_tree_ssa): Allocate bitmap instead of hashtable for
152 (delete_tree_ssa): Adjust.
153 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
154 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
155 (compute_tag_properties): Likewise.
156 (set_initial_properties): Likewise.
157 (find_partition_for): Likewise.
158 (update_reference_counts): Likewise.
159 (dump_may_aliases_for): Likewise.
160 * tree-ssa-operands.c (add_virtual_operand): Likewise.
161 (add_call_clobber_ops): Likewise.
162 (add_call_read_ops): Likewise.
163 (get_asm_expr_operands): Likewise.
164 * tree-into-ssa.c (dump_decl_set): Likewise.
165 (update_ssa): Likewise.
166 * tree-sra.c (scan_function): Likewise.
167 (decide_instantiations): Likewise.
168 (scalarize_parms): Likewise.
169 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
170 (dsa_named_for): Likewise.
171 * tree-ssa-structalias.c (update_alias_info): Likewise.
172 (merge_smts_into): Likewise.
174 2008-02-27 David Daney <ddaney@avtrex.com>
177 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
178 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
179 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
180 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
181 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
183 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
186 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
187 (BUILT_IN_NEXTTOWARD): Remove.
188 (BUILT_IN_NEXTTOWARDF): Ditto.
189 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
190 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
192 2008-02-27 Tom Tromey <tromey@redhat.com>
194 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
195 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
197 2008-02-27 Jan Beulich <jbeulich@novell.com>
199 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
200 update the respective field on newdecl.
202 2008-02-27 Revital Eres <eres@il.ibm.com>
204 PR rtl-optimization/34999
205 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
206 crossing edges that ends with a call insn.
207 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
208 call insn and clear the EDGE_CROSSING flag of the crossing edge
209 when fixing fallthru edges.
211 2008-02-27 Richard Guenther <rguenther@suse.de>
214 * fold-const.c (fold_unary): Return the correct argument,
215 converted to the result type.
217 2008-02-27 Richard Guenther <rguenther@suse.de>
220 * expr.c (expand_expr_real_1): Assert on rotates that operate
222 * fold-const.c (fold_binary): Use the types precision, not the
223 bitsize of the mode if folding rotate expressions. Build rotates
226 2008-02-27 Jakub Jelinek <jakub@redhat.com>
228 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
230 * c-pragma.c (pragma_ns_name): New typedef.
231 (registered_pp_pragmas): New variable.
232 (c_pp_lookup_pragma): New function.
233 (c_register_pragma_1): If flag_preprocess_only, do nothing
234 for non-expanded pragmas, for expanded ones push pragma's
235 namespace and name into registered_pp_pragmas vector.
236 (c_invoke_pragma_handler): Register OpenMP pragmas even when
237 flag_preprocess_only, don't register GCC pch_preprocess
238 pragma if flag_preprocess_only.
239 * c-opts.c (c_common_init): Call init_pragma even if
240 flag_preprocess_only.
241 * c-pragma.c (c_pp_lookup_pragma): New prototype.
242 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
243 cpp_register_pragma if flag_preprocess_only.
245 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
248 * c-parser.c (c_parser_translation_unit): Warn for empty
249 translation unit, not empty source file.
251 2008-02-26 Paul Brook <paul@codesourcery.com>
253 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
255 * config/arm/arm.h (reg_class): Add CORE_REGS.
256 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
257 (BASE_REG_CLASS): Use CORE_REGS.
258 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
259 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
260 (REGNO_OK_FOR_INDEX_P): Exclude SP.
261 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
262 ARM_REGNO_OK_FOR_INDEX_P.
263 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
264 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
265 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
266 (ldm/stm peepholes): Ditto.
267 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
268 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
269 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
270 * config/arm/constraints.md: Enable "k" constraint on ARM.
272 2008-02-27 Ben Elliston <bje@au.ibm.com>
274 * config/rs6000/rs6000.c: Annotate cache line size field in all
275 instances of struct processor_costs.
277 2008-02-26 David Edelsohn <edelsohn@gnu.org>
279 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
280 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
281 jump_bypass): New counters.
282 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
283 * dce.c (gate_ud_dce): Same.
284 (gate_fast_dce): Same.
285 * dse.c (gate_dse1): New function.
286 (gate_dse2): New function.
287 (gate_dse): Merge results of new gate functions.
288 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
289 (gate_handle_jump_bypass): Add dbg_cnt.
290 (gate_handle_gcse): Add dbg_cnt.
291 * ifcvt.c (gate_handle_if_conversion): Same.
292 (gate_handle_if_after_combine): Same.
293 (gate_handle_if_after_reload): Same.
294 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
296 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
298 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
300 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
302 2008-02-26 Jason Merrill <jason@redhat.com>
305 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
306 alone if it's the naming decl for the type's main variant.
308 2008-02-26 Tom Tromey <tromey@redhat.com>
310 * system.h (USE_MAPPED_LOCATION): Poison.
311 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
312 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
313 (make_goto_expr_edges): Likewise.
314 (remove_bb): Likewise.
315 (execute_warn_function_return): Likewise.
316 * basic-block.h (struct edge_def) <goto_locus>: Change type to
318 * c-common.c (fname_decl): Remove old location code.
319 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
321 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
323 (ASM_INPUT_SOURCE_LOCATION): Likewise.
324 (gen_rtx_ASM_INPUT): Likewise.
325 (gen_rtx_ASM_INPUT_loc): Likewise.
326 (get_rtx_asm_OPERANDS): Remove.
327 * cfglayout.c (insn_locators_alloc): Remove old location code.
328 (set_curr_insn_source_location): Likewise.
329 (curr_insn_locator): Likewise.
330 * print-tree.c (print_node): Remove old location code.
331 * tree-mudflap.c (mf_varname_tree): Remove old location code.
332 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
333 * cfgexpand.c (expand_gimple_cond_expr): Don't use
335 (construct_exit_block): Remove old location code.
336 * emit-rtl.c (force_next_line_note): Remove old location code.
337 * profile.c (branch_prob): Remove old location code.
338 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
339 LOC_LINE): Remove old-location variants.
340 * langhooks.c (lhd_print_error_function): Remove old location
342 * configure, config.in: Rebuilt.
343 * configure.ac (--enable-mapped-location): Remove.
344 * c-decl.c (c_init_decl_processing): Remove old location code.
345 (finish_function): Likewise.
346 * recog.c (decode_asm_operands): Remove old location code.
347 * c-pch.c (c_common_read_pch): Remove old location code.
348 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
350 * gimple-low.c (lower_function_body): Remove old location code.
351 * toplev.c (unknown_location): Remove.
352 (push_srcloc): Remove old-location variant.
353 (process_options): Remove old location code.
354 (lang_dependent_init): Likewise.
355 * input.h (UNKNOWN_LOCATION): Move definition.
356 (location_t): Undeprecate.
357 (source_locus): Remove.
358 (location_from_locus): Remove.
359 (struct location_s): Remove.
360 Remove all old-location code.
361 (input_line, input_filename): Remove.
362 * final.c (final_scan_insn): Remove old location code.
363 * diagnostic.c (diagnostic_build_prefix): Remove
364 USE_MAPPED_LOCATION test.
365 * tree.h (gimple_stmt) <locus>: Now a location_t.
366 (tree_exp) <locus>: Likewise.
367 (DECL_IS_BUILTIN): Remove old-location variant.
368 (annotate_with_file_line, annotate_with_locus): Likewise.
369 (expr_locus, set_expr_locus): Update.
370 * tree.c (build1_stat): Remove old location code.
371 (last_annotated_node): Remove.
372 (annotate_with_file_line): Remove old-location variant.
373 (annotate_with_locus): Likewise.
374 (expr_location): Remove old location code.
375 (set_expr_location): Likewise.
376 (expr_has_location): Likewise.
377 (expr_locus): Likewise.
378 (set_expr_locus): Likewise.
379 (expr_filename): Don't use location_from_locus.
380 (expr_lineno): Likewise.
381 * rtl-error.c (location_for_asm): Remove old location code.
382 * c-lex.c (cb_line_change): Remove old location code.
383 (fe_file_change): Likewise.
384 (cb_def_pragma): Likewise.
385 (c_lex_with_flags): Likewise.
386 * gengtype.c (do_typedef): Don't special-case location types.
387 (define_location_structures): Remove.
388 (main): Don't call define_location_structures.
389 * tree-pretty-print.c (dump_implicit_edges): Remove old location
392 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
395 * builtins.def (BUILT_IN_STDARG_START): Remove.
396 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
397 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
398 * tree-inline.c (inline_forbidden_p_1): Likewise.
400 2008-02-26 Richard Guenther <rguenther@suse.de>
402 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
403 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
404 (lookup_decl_from_uid): Declare.
405 (remove_decl_from_map): Likewise.
406 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
407 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
408 (decl_for_uid_map): New global hashtable mapping DECL_UID
410 (init_ttree): Allocate it.
411 (insert_decl_to_uid_decl_map): New helper function.
412 (make_node_stat): Insert new decls into the map.
413 (copy_node_stat): Likewise.
414 (lookup_decl_from_uid): New function.
415 (remove_decl_from_map): Likewise.
416 (print_decl_for_uid_map_statistics): New helper.
417 (dump_tree_statistics): Call it.
419 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
420 (referenced_var_iterator): Adjust.
421 (FOR_EACH_REFERENCED_VAR): Adjust.
422 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
423 (num_referenced_vars): Adjust.
424 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
425 (first_referenced_var): Remove.
426 (end_referenced_vars_p): Likewise.
427 (next_referenced_var): Likewise.
428 (referenced_var_iterator_set): New helper function.
429 * tree-dfa.c (referenced_var_lookup): Adjust.
430 (referenced_var_check_and_insert): Likewise.
431 (remove_referenced_var): Likewise.
432 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
433 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
434 (verify_call_clobbering): Likewise.
435 (verify_memory_partitions): Likewise.
436 (init_tree_ssa): Allocate bitmap instead of hashtable for
438 (delete_tree_ssa): Adjust.
439 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
440 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
441 (compute_tag_properties): Likewise.
442 (set_initial_properties): Likewise.
443 (find_partition_for): Likewise.
444 (update_reference_counts): Likewise.
445 (dump_may_aliases_for): Likewise.
446 * tree-ssa-operands.c (add_virtual_operand): Likewise.
447 (add_call_clobber_ops): Likewise.
448 (add_call_read_ops): Likewise.
449 (get_asm_expr_operands): Likewise.
450 * tree-into-ssa.c (dump_decl_set): Likewise.
451 (update_ssa): Likewise.
452 * tree-sra.c (scan_function): Likewise.
453 (decide_instantiations): Likewise.
454 (scalarize_parms): Likewise.
455 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
456 (dsa_named_for): Likewise.
457 * tree-ssa-structalias.c (update_alias_info): Likewise.
458 (merge_smts_into): Likewise.
460 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
463 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
464 * c-opts.c (c_common_handle_option): Wall enables
465 Wvolatile-register-var.
466 * common.opt: Move Wvolatile-register-var to...
469 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
471 * common.opt (Wlarger-than=): New.
472 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
474 * opts.c (common_handle_option): Handle -Wlarger-than=.
475 * optc-gen.awk: Likewise.
476 * opth-gen.awk: Likewise.
477 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
478 * tree-optimize.c (tree_rest_of_compilation): Likewise.
480 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
482 * c-common.c (match_case_to_enum_1): Add appropriate
483 OPT_W* parameter to warning.
484 (c_do_switch_warnings): Likewise.
485 * c-typeck.c (warning_init): Add one more parameter following
487 (push_init_level): Update call to warning_init.
488 (pop_init_level): Likewise.
489 (add_pending_init): Likewise.
490 (output_init_element: Likewise.
492 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
495 * toplev.c (toplev_main): If there are warnings or error, print
496 errors for ignored options.
497 * opts.c (ignored_options): New static variable.
498 (postpone_unknown_option_error): New.
499 (print_ignored_options): New.
500 (handle_option): Postpone errors for unknown -Wno-* options.
501 * opts.h (print_ignored_options): Declare.
503 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
505 * config/mips/mips.md (loadgp_blockage, blockage): Change type
508 2008-02-25 Richard Guenther <rguenther@suse.de>
511 2008-02-25 Richard Guenther <rguenther@suse.de>
513 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
514 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
515 (lookup_decl_from_uid): Declare.
516 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
517 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
518 (decl_for_uid_map): New global hashtable mapping DECL_UID
520 (init_ttree): Allocate it.
521 (insert_decl_to_uid_decl_map): New helper function.
522 (make_node_stat): Insert new decls into the map.
523 (copy_node_stat): Likewise.
524 (lookup_decl_from_uid): New function.
525 (print_decl_for_uid_map_statistics): New helper.
526 (dump_tree_statistics): Call it.
528 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
529 (referenced_var_iterator): Adjust.
530 (FOR_EACH_REFERENCED_VAR): Adjust.
531 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
532 (num_referenced_vars): Adjust.
533 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
534 (first_referenced_var): Remove.
535 (end_referenced_vars_p): Likewise.
536 (next_referenced_var): Likewise.
537 (referenced_var_iterator_set): New helper function.
538 * tree-dfa.c (referenced_var_lookup): Adjust.
539 (referenced_var_check_and_insert): Likewise.
540 (remove_referenced_var): Likewise.
541 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
542 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
543 (verify_call_clobbering): Likewise.
544 (verify_memory_partitions): Likewise.
545 (init_tree_ssa): Allocate bitmap instead of hashtable for
547 (delete_tree_ssa): Adjust.
548 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
549 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
550 (compute_tag_properties): Likewise.
551 (set_initial_properties): Likewise.
552 (find_partition_for): Likewise.
553 (update_reference_counts): Likewise.
554 (dump_may_aliases_for): Likewise.
555 * tree-ssa-operands.c (add_virtual_operand): Likewise.
556 (add_call_clobber_ops): Likewise.
557 (add_call_read_ops): Likewise.
558 (get_asm_expr_operands): Likewise.
559 * tree-into-ssa.c (dump_decl_set): Likewise.
560 (update_ssa): Likewise.
561 * tree-sra.c (scan_function): Likewise.
562 (decide_instantiations): Likewise.
563 (scalarize_parms): Likewise.
564 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
565 (dsa_named_for): Likewise.
566 * tree-ssa-structalias.c (update_alias_info): Likewise.
567 (merge_smts_into): Likewise.
569 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
572 * doc/invoke.texi (-fcx-limited-range): Document new option.
573 * toplev.c (process_options): Handle -fcx-fortran-rules.
574 * common.opt: Add documentation for -fcx-fortran-rules.
576 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
579 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
580 actual behaviour and C99.
582 2008-02-26 Ben Elliston <bje@au.ibm.com>
584 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
585 (ASM_CPU_POWER6_SPEC): Likewise.
586 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
587 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
588 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
590 2008-02-25 Richard Guenther <rguenther@suse.de>
592 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
593 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
594 (lookup_decl_from_uid): Declare.
595 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
596 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
597 (decl_for_uid_map): New global hashtable mapping DECL_UID
599 (init_ttree): Allocate it.
600 (insert_decl_to_uid_decl_map): New helper function.
601 (make_node_stat): Insert new decls into the map.
602 (copy_node_stat): Likewise.
603 (lookup_decl_from_uid): New function.
604 (print_decl_for_uid_map_statistics): New helper.
605 (dump_tree_statistics): Call it.
607 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
608 (referenced_var_iterator): Adjust.
609 (FOR_EACH_REFERENCED_VAR): Adjust.
610 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
611 (num_referenced_vars): Adjust.
612 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
613 (first_referenced_var): Remove.
614 (end_referenced_vars_p): Likewise.
615 (next_referenced_var): Likewise.
616 (referenced_var_iterator_set): New helper function.
617 * tree-dfa.c (referenced_var_lookup): Adjust.
618 (referenced_var_check_and_insert): Likewise.
619 (remove_referenced_var): Likewise.
620 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
622 (verify_call_clobbering): Likewise.
623 (verify_memory_partitions): Likewise.
624 (init_tree_ssa): Allocate bitmap instead of hashtable for
626 (delete_tree_ssa): Adjust.
627 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
628 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
629 (compute_tag_properties): Likewise.
630 (set_initial_properties): Likewise.
631 (find_partition_for): Likewise.
632 (update_reference_counts): Likewise.
633 (dump_may_aliases_for): Likewise.
634 * tree-ssa-operands.c (add_virtual_operand): Likewise.
635 (add_call_clobber_ops): Likewise.
636 (add_call_read_ops): Likewise.
637 (get_asm_expr_operands): Likewise.
638 * tree-into-ssa.c (dump_decl_set): Likewise.
639 (update_ssa): Likewise.
640 * tree-sra.c (scan_function): Likewise.
641 (decide_instantiations): Likewise.
642 (scalarize_parms): Likewise.
643 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
644 (dsa_named_for): Likewise.
645 * tree-ssa-structalias.c (update_alias_info): Likewise.
646 (merge_smts_into): Likewise.
648 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
651 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
652 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
653 * alias.h (nonoverlapping_memrefs_p): Likewise.
655 2008-02-25 Jan Beulich <jbeulich@novell.com>
657 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
658 * config/i386/netware-libgcc.exp: Add __bswap?i2,
659 __emultls_get_address, __emultls_register_common,
660 __floatundi?f, and _Unwind_GetIPInfo.
661 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
662 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
663 (gen_regparm_prefix): Likewise.
664 (i386_nlm_encode_section_info): Sync with
665 config/i386/winnt.c:i386_pe_encode_section_info().
666 (i386_nlm_maybe_mangle_decl_assembler_name): New.
667 i386_nlm_mangle_decl_assembler_name): New.
668 (netware_override_options): New.
669 * config/i386/netware.h (netware_override_options): Declare.
670 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
671 (i386_nlm_mangle_decl_assembler_name): Declare.
672 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
674 2008-02-25 Ben Elliston <bje@au.ibm.com>
677 * c-decl.c (grokdeclarator): Remove unused local variables
678 `typedef_type' and `type_as_written'.
680 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
681 unused local variable `has_hot_blocks'.
682 (fix_crossing_conditional_branches): Remove unused local variable
685 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
688 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
689 using DEF_C99_BUILTIN.
690 (BUILT_IN_NANF): Ditto.
691 (BUILT_IN_NANL): Ditto.
693 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
694 Revital Eres <eres@il.ibm.com>
696 * modulo-sched.c (calculate_must_precede_follow): Address TODO
697 regarding the order of two dependent insns in the same row.
699 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
701 * stor-layout.c (layout_decl): Do not bump the alignment of a
702 bit-field to more than byte alignment if it is packed.
704 2008-02-24 David Edelsohn <edelsohn@gnu.org>
706 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
709 2008-02-24 Diego Novillo <dnovillo@google.com>
711 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
714 * tree-vrp.c (vrp_evaluate_conditional): With
715 -Wtype-limits, emit a warning when comparing against a
716 constant outside the natural range of OP0's type.
717 * c.opt (Wtype-limits): Move ...
718 * common.opt (Wtype-limits): ... here.
720 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
722 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
723 * config/rs6000/e300c2c3.md: New file.
724 * config/rs6000/rs6000.c (processor_costs): Add new costs for
726 (rs6000_override_options): Add e300c2 and e300c3 cases to
727 processor_target_table. Do not allow usage of Altivec or Spe
728 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
729 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
730 * config/rs6000/rs6000.h (processor_type): Add
731 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
732 (ASM_CPU_SPEC): Add e300c2 and e300c3.
733 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
734 and ppce300c3. Include e300c2c3.md.
736 2008-02-23 David Edelsohn <edelsohn@gnu.org>
738 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
739 instead of TARGET_STRICT_ALIGN.
741 2008-02-23 Joseph Myers <joseph@codesourcery.com>
743 * explow.c (memory_address): Assert that the generated address is
746 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
749 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
750 * config/darwin-ppc-ldouble-patch.def: New file.
751 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
752 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
753 SUBTARGET_INIT_BUILTINS if defined.
754 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
757 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
760 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
761 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
763 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
766 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
767 file" warning condtional on -Winvalid-PCH.
769 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
771 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
773 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
778 prevent reload from using MMX registers.
779 (*mov<mode>_internal): Ditto.
780 (*movv2sf_internal_rex64): Ditto.
781 (*movv2sf_internal): Ditto.
783 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
785 PR documentation/31569
786 * doc/install.texi2html: Use makeinfo --no-number-sections.
788 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
790 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
791 ensure that we can address an entire entity > 8 bytes. Don't
792 generate reg+reg addressing for such data.
794 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
796 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
797 strings when optimizing for size, unless the target cares about
800 2008-02-22 Tom Tromey <tromey@redhat.com>
802 * regclass.c (current_pass): Remove declaration.
804 2008-02-22 Anatoly Sokolov <aesok@post.ru>
806 * config/avr/libgcc.S (__RAMPZ__): Define.
807 (__do_copy_data): Add for devices with 128KB code memory.
809 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
811 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
813 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
815 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
817 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
820 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
823 * c-typeck.c (build_binary_op): Warn about floating point
824 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
826 2008-02-21 Janis Johnson <janis187@us.ibm.com>
829 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
830 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
832 (rs6000_override_options): Set altivec_abi as default, not override,
833 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
834 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
835 is used; use new member spe_abi.
836 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
837 spe_abi and altivec_abi.
839 2008-02-22 Tomas Bily <tbily@suse.cz>
841 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
843 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
846 * config.build (build_file_translate): Set to `CMD //c' only if
848 * Makefile.in (build_file_translate): Improve comment.
850 2008-02-21 Jan Hubicka <jh@suse.cz>
852 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
853 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
854 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
856 2008-02-21 Michael Matz <matz@suse.de>
859 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
861 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
864 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
866 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
867 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
868 SSE_VEC_FLOAT_MODE_P as insn constraint.
869 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
870 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
871 sse4a_movntdf using MODEF mode iterator.
872 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
873 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
874 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
875 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
876 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
877 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
878 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
880 2008-02-21 Richard Guenther <rguenther@suse.de>
882 * tree.def (PAREN_EXPR): New tree code.
883 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
885 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
886 * expr.c (expand_expr_real_1): Likewise.
887 * tree-inline.c (estimate_num_insns_1): Likewise.
888 * tree-complex.c (expand_complex_move): Likewise.
889 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
892 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
895 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
897 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
900 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
902 * config/sh/sh.c (find_barrier): Don't go past
903 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
905 2008-02-20 DJ Delorie <dj@redhat.com>
907 * config/h8300/h8300.md (insv): Force source operand to be a register.
909 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
910 as a jump, not as a plain insn.
912 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
914 * doc/invoke.texi (Warning Options): Add new option
915 -Wframe-larger-than=.
916 (-Wframe-larger-than): Document.
918 * flags.h (warn_frame_larger_than, frame_larger_than_size):
919 Add declarations for new option variables.
921 * final.c (final_start_function): Check the frame size
922 before emission and issue a Wframe-larger-than warning.
924 * opts.c (warn_frame_larger_than, frame_larger_than_size):
925 Add definitions for new option variables.
926 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
928 * common.opt (Wframe-larger-than=): New option.
930 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
932 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
933 (<sse>_div<mode>3): Ditto.
934 (<sse>_vmdiv<mode>3): Ditto.
935 (<sse>_vmsqrt<mode>2): Ditto.
936 (*smax<mode>3): Ditto.
937 (sse5_frcz<mode>2): Ditto.
938 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
941 2008-02-20 Richard Guenther <rguenther@suse.de>
944 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
945 be happy with INTEGRAL_TYPE_P.
947 2008-02-20 Richard Guenther <rguenther@suse.de>
949 * fold-const.c (split_tree): Associate floatig-point expressions
950 if flag_associative_math is set.
952 2008-02-20 Richard Guenther <rguenther@suse.de>
954 * tree.h (fold_real_zero_addition_p): Declare.
955 * fold-const.c (fold_real_zero_addition_p): Export.
956 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
957 floating-point operations with zero and one.
959 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
961 * doc/install.texi: Correct references to CFLAGS, replacing them
962 with BOOT_CFLAGS. Document flags used during bootstrap for
965 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
968 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
969 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
971 (smin<mode>3): Ditto from similar patterns.
972 (smax<mode>3): Ditto.
973 (*ieee_smin<mode>3): Ditto.
974 (*ieee_smax<mode>3): Ditto.
975 * config/i386/sse.md (sse): New mode attribute.
976 (mov<mode>): Macroize expander from movv4sf and movv2df using
977 SSEMODEF2P mode iterator.
978 (<sse>_movnt<mode>): Ditto from similar patterns. Use
979 SSE_VEC_FLOAT_MODE_P as insn constraint.
980 (storent<mode>): Ditto.
981 (storent<mode>): Macroize expander from storentsf and storentdf using
983 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
984 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
985 (abs<mode>2): Ditto from similar patterns.
986 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
987 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
988 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
989 (<sse>_vmsqrt<mode>2): Ditto.
990 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
991 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
992 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
993 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
994 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
995 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
996 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
998 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
999 iterator and SSE_FLOAT_MODE_P as insn constraint.
1000 (<sse>_ucomi): Ditto from similar patterns.
1001 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1002 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1003 SSE_VEC_FLOAT_MODE_P as insn constraint.
1004 (vcond<mode>): Ditto from similar patterns.
1005 (and<mode>3, *and<mode>3): Ditto.
1006 (<sse>_nand<mode>3): Ditto.
1007 (ior<mode>3, *ior<mode>3): Ditto.
1008 (xor<mode>3, *xor<mode>3): Ditto.
1009 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1010 iterator and SSE_FLOAT_MODE_P as insn constraint.
1011 (*nand<mode>3): Ditto from similar patterns.
1012 (*ior<mode>3): Ditto.
1013 (*xor<mode>3): Ditto.
1015 2008-02-20 Ira Rosen <irar@il.ibm.com>
1017 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1018 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1019 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1021 2008-02-19 Jan Hubicka <jh@suse.cz>
1023 * predict.c (tree_bb_level_predictions): Remove variable next
1024 mistakely introduced by previous commit.
1026 2008-02-19 Jan Hubicka <jh@suse.cz>
1028 * predict.c (predict_paths_leading_to): Rewrite.
1029 (predict_paths_for_bb): New.
1030 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1032 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1035 * Makefile.in (build_file_translate): New.
1036 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1037 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1038 * configure.ac (build_file_translate): Substitute it.
1039 * configure: Regenerate.
1041 2008-02-19 Jan Hubicka <jh@suse.cz>
1043 PR rtl-optimization/34408
1044 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1047 2008-02-19 Jan Hubicka <jh@suse.cz>
1050 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1053 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1056 * config/i386/i386-modes.def: Revert the last DI alignment
1057 change until Ada people can look into it.
1059 2008-02-19 Nick Clifton <nickc@redhat.com>
1061 * opts.c (print_specific_help): Fix typo in --help text.
1063 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1066 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1067 32-bit inline asm without asm alternatives for host GCC < 3.0.
1069 2008-02-19 Richard Guenther <rguenther@suse.de>
1071 PR tree-optimization/34989
1072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1073 Allow propagation to INDIRECT_REF if we can simplify only.
1075 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1077 * c-common.c (warn_for_collisions_1): Use appropriate option when
1080 2008-02-19 Nick Clifton <nickc@redhat.com>
1083 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1084 (handle_options): Fix indentation.
1085 (print_filtered_help): If no language-specific options were
1086 displayed tell the user how to list all the options supported by
1087 the language's front-end.
1088 (print_specific_help): Fix indentation and remove duplicate line.
1089 (common_handle_option): Handle the -v option.
1090 For --help enable the display of undocumented options if the -v
1091 switch has been included on the command line.
1092 For --help= check for overlaps in the arguments between the option
1093 classes and the language names and issue a warning when they
1094 cannot be disambiguated.
1095 * c.opt (v): Pass on to the common option handler.
1097 2008-02-19 Revital Eres <eres@il.ibm.com>
1099 * modulo-sched.c (sms_schedule): Change dump message when
1100 create_ddg function fails.
1101 (try_scheduling_node_in_cycle): Rename row to cycle.
1102 (print_partial_schedule): Rename CYCLE to ROW.
1104 2008-02-19 Christian Bruel <christian.bruel@st.com>
1105 Zdenek Dvorak <ook@ucw.cz>
1107 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1109 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1113 (*x86_movdicc_0_m1_se): Ditto.
1115 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1117 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1118 (CMPtype): Define as __gcc_CMPtype.
1119 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1120 (CMPtype): Define as __gcc_CMPtype.
1122 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1124 Support valgrind 3.3 for --enable-checking=valgrind.
1125 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1127 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1128 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1129 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1130 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1131 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1132 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1133 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1135 * ggc-zone.c: Similar.
1136 * ggc-page.c: Similar.
1138 2008-02-19 Paul Brook <paul@codesourcery.com>
1141 * config/arm/ieee754-df.S: Fix do_it typo.
1142 * config/arm/ieee754-sf.S: Fix do_it typo.
1144 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1147 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1148 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1149 (OPTION_MASK_ISA_SSE_SET): Likewise.
1150 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1151 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1152 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1153 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1154 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1155 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1156 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1157 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1158 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1159 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1160 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1161 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1162 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1163 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1164 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1165 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1166 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1167 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1168 (OPTION_MASK_ISA_SSE4): Removed.
1169 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1170 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1172 (override_options): Don't turn on implied SSE/MMX bits in
1175 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1177 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1180 2008-02-18 Joey Ye <joey.ye@intel.com>
1183 * tree-nested.c (insert_field_into_struct): Set type alignment
1184 to field alignment if the former is less than the latter.
1186 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1188 * BASE-VER: Set to 4.4.0.
1190 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1192 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1193 * doc/cfg.texi: Likewise.
1194 * doc/extend.texi: Likewise.
1195 * doc/gty.texi: Likewise.
1196 * doc/invoke.texi: Likewise.
1197 * doc/loop.texi: Likewise.
1198 * doc/md.texi: Likewise.
1199 * doc/passes.texi: Likewise.
1200 * doc/rtl.texi: Likewise.
1201 * doc/sourcebuild.texi: Likewise.
1202 * doc/tm.texi: Likewise.
1203 * doc/tree-ssa.texi: Likewise.
1205 2008-02-17 Richard Guenther <rguenther@suse.de>
1208 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1209 without default definition.
1211 2008-02-17 Richard Guenther <rguenther@suse.de>
1213 PR tree-optimization/35231
1214 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1217 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1221 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1222 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1223 libgcc_cmp_return mode.
1225 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1228 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1230 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1232 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1235 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1237 * doc/c-tree.texi: Use `@.' where appropriate.
1238 * doc/extend.texi: Likewise.
1239 * doc/install.texi: Likewise.
1240 * doc/invoke.texi: Likewise.
1241 * doc/loop.texi: Likewise.
1242 * doc/makefile.texi: Likewise.
1243 * doc/md.texi: Likewise.
1244 * doc/passes.texi: Likewise.
1245 * doc/standards.texi: Likewise.
1246 * doc/tm.texi: Likewise.
1248 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1251 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1253 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1254 rather than in entry_bb.
1256 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1258 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1259 libgcc_cmp_return mode.
1261 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1264 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1265 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1267 2008-02-15 Richard Guenther <rguenther@suse.de>
1268 Zdenek Dvorak <ook@ucw.cz>
1270 PR tree-optimization/35164
1271 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1272 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1273 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1274 Only propagate addresses which do not have abnormal SSA_NAMEs
1277 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1280 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1282 2008-02-15 Jan Hubicka <jh@suse.cz>
1285 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1287 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1290 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1291 when calculating alignment_pad.
1293 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1295 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1296 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1297 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1298 and STACK_BOUNDARY define.
1300 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1302 PR preprocessor/35061
1303 * c-pragma.c (handle_pragma_pop_macro): Check that
1304 pushed_macro_table has been allocated.
1306 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1309 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1310 (force_gimple_operand): Likewise.
1311 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1312 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1313 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1314 (find_interesting_uses_address): Check addressability and alignment
1315 of the base expression only after substituting bases of IVs into it.
1317 2008-02-14 Michael Matz <matz@suse.de>
1320 * function.c (instantiate_virtual_regs_in_insn): Reload address
1321 before falling back to reloading the whole operand.
1323 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1325 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1326 before the first section switch note.
1328 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1330 * doc/bugreport.texi: Update copyright years.
1331 * doc/c-tree.texi: Likewise.
1332 * doc/cfg.texi: Likewise.
1333 * doc/cpp.texi: Likewise.
1334 * doc/cppinternals.texi: Likewise.
1335 * doc/fragments.texi: Likewise.
1336 * doc/frontends.texi: Likewise.
1337 * doc/gcc.texi: Likewise.
1338 * doc/gty.texi: Likewise.
1339 * doc/hostconfig.texi: Likewise.
1340 * doc/implement-c.texi: Likewise.
1341 * doc/libgcc.texi: Likewise.
1342 * doc/loop.texi: Likewise.
1343 * doc/makefile.texi: Likewise.
1344 * doc/options.texi: Likewise.
1345 * doc/passes.texi: Likewise.
1346 * doc/rtl.texi: Likewise.
1347 * doc/sourcebuild.texi: Likewise.
1348 * doc/standards.texi: Likewise.
1349 * doc/tree-ssa.texi: Likewise.
1350 * doc/trouble.texi: Likewise.
1352 * doc/extend.texi: Use @: or add comma where appropriate.
1353 * doc/invoke.texi: Likewise.
1354 * doc/tm.texi: Likewise.
1356 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1359 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1362 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1364 * doc/md.texi (clz, ctz): Add reference.
1365 * doc/rtl.texi (clz, ctz): Likewise.
1367 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1370 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1373 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1375 * config/s390/s390.c (struct constant_pool): New field
1376 emit_pool_after added.
1377 (s390_mainpool_start): Set the emit_pool_after flag according
1378 to the section switch notes.
1379 (s390_mainpool_finish): Consider emit_pool_after when emitting
1380 the literal pool at the end of the function.
1381 (s390_chunkify_start): Force literal pool splits at section
1384 2008-02-13 Michael Matz <matz@suse.de>
1387 * var-tracking.c (clobber_variable_part): Correctly traverse the
1390 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1393 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1394 Add -fdump-ipa-inline.
1395 * tree-dump.c (dump_files): Remove tree-inlined dump.
1396 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1398 2008-02-12 Richard Guenther <rguenther@suse.de>
1400 PR tree-optimization/35171
1401 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1404 2008-02-12 Richard Guenther <rguenther@suse.de>
1407 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1408 value-preserving mode. Disallow final truncation.
1410 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1413 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1414 code from here to...
1415 (force_gimple_operand): ...here.
1417 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1420 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1421 non-compatible pointers.
1422 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1423 different FIELD_DECLs, try harder by comparing field offsets, sizes
1427 * function.c (match_asm_constraints_1): Don't replace the same input
1430 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1432 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1433 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1434 (expand_epilogue): Restore RAMPZ register.
1435 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1437 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1439 * config/i386/cygwin.asm: (__alloca): Correct calling
1440 convention and alignment.
1441 (__chkstk): Force 8 byte stack alignment.
1443 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1444 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/33992
1447 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1448 the zero we compare against.
1450 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1453 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1454 to CloseHandle after unlocking to prevent accumulation of handle
1457 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1460 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1461 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1462 and update LABEL_NUSES during and after reload.
1464 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1467 * combine.c (simplify_if_then_else): Make sure the comparison is
1468 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1470 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1473 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1474 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1475 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1476 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1477 * tree.h (get_type_static_bounds): Likewise.
1479 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1481 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1482 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1483 Make -Wfoo language annotations match what the compiler outputs.
1485 2008-02-08 Sa Liu <saliu@de.ibm.com>
1487 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1488 intrinsics spu_convts, spu_convtu, spu_convtf.
1489 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1491 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1493 * doc/extend.texi (Function Attributes) <noinline>: Mention
1494 asm ("") as method to keep calls.
1496 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1499 * doc/options.texi (Options): Replace references to opts.sh with
1501 * opts-common.c: Likewise.
1502 * optc-gen.awk: Likewise.
1504 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1506 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1508 2008-02-07 Richard Henderson <rth@redhat.com>
1511 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1512 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1515 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1517 PR tree-optimization/35085
1518 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1519 for operand entry oe2 in addition to operand entry oe3 in order to
1520 expose more opportunities for vectorizer sum reduction.
1522 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1525 * Makefile.in (LIBS): Remove $(GMPLIBS).
1526 (cc1-dummy, cc1): Add $(GMPLIBS).
1528 2008-02-06 Jan Hubicka <jh@suse.cz>
1531 * i386.md (moddf_integer): Do not produce partial memory stalls for
1532 targets where it hurts.
1534 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1537 * optabs.c (expand_float): Do not check for decimal modes when
1538 expanding unsigned integer through signed conversion.
1540 2008-02-06 Nick Clifton <nickc@redhat.com>
1542 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1543 inside the clobber with a match_operand and duplicated operand
1544 number in the constraint.
1545 (ineqbranchsi): Delete redundant comment.
1547 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1549 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1550 builtin_define ("__USE_INIT_FINI__").
1551 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1553 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1555 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1557 PR documentation/30330
1558 * doc/invoke.texi (C++ Dialect Options)
1559 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1560 For each warning option -Wfoo that allows -Wno-foo, ensure both
1561 -Wfoo and -Wno-foo are listed in the option index. Fix index
1562 entry of -Wswitch-default, index -Wnormalized= including the
1563 `=', and -Wlarger-than-@var{len} including @var{len}.
1565 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/i386.md (floatunssisf2): Use
1568 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1569 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1570 Macroize expander using MODEF mode iterator.
1572 2008-02-05 Diego Novillo <dnovillo@google.com>
1574 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1577 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1579 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1584 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1587 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1588 to indicate if a message should be generated.
1589 (init_cumulative_args): Updated.
1590 (function_value_32): Likewise.
1592 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1594 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1596 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1599 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1600 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1602 2008-02-04 Diego Novillo <dnovillo@google.com>
1604 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1607 * tree-vrp.c (vrp_evaluate_conditional): With
1608 -Wtype-limits, emit a warning when comparing against a
1609 constant outside the natural range of OP0's type.
1611 2008-02-04 Richard Guenther <rguenther@suse.de>
1614 * expr.c (count_type_elements): Give for unions instead of
1617 2008-02-04 Richard Guenther <rguenther@suse.de>
1620 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1621 to TYPE_DOMAINs base type instead of using bitsizetype here.
1623 2008-02-03 Jason Merrill <jason@redhat.com>
1625 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1627 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1630 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1631 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1632 (RS/6000 and PowerPC Options): Fix typos and markup.
1633 * doc/passes.texi (Tree-SSA passes): Likewise.
1635 2008-02-02 Michael Matz <matz@suse.de>
1638 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1639 from record_last_reg_set_info.
1640 (record_last_reg_set_info): Take an RTX argument, iterate over all
1641 constituent hardregs.
1642 (record_last_set_info, record_opr_changes): Change calls to
1643 new signature or to record_last_reg_set_info_regno.
1645 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1647 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1649 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1651 PR rtl-optimization/34773
1652 * reg-notes.def (EQUAL): Mention significance of combination of
1653 REG_EQUAL and REG_RETVAL.
1654 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1655 insn that has a REG_RETVAL.
1657 2008-02-01 Roger Sayle <roger@eyesopen.com>
1660 * configure.ac (--enable-fixed-point): Disable unless explicitly
1662 * configure: Regenerate.
1664 2008-02-01 Richard Guenther <rguenther@suse.de>
1667 * invoke.texi (-finline-limit): Remove no longer true parts
1668 of the documentation. Note that there is no default value.
1670 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1671 Mark Mitchell <mark@codesourcery.com>
1672 Ben Elliston <bje@au.ibm.com>
1675 * doc/extend.texi (Other Builtins): Document.
1677 2008-01-31 Tom Browder <tom.browder@gmail.com>
1679 * doc/c-tree.texi (Types): Fix grammar.
1680 (Expression trees): Ditto.
1681 * doc/passes.texi (Tree-SSA passes): Ditto.
1683 * doc/configterms.texi (Configure Terms): Fix typo.
1684 * doc/cpp.texi (Common Predefined Macros): Ditto.
1685 * doc/md.texi (Machine Constraints): Ditto.
1687 * doc/makefile.texi (Makefile): Add comma.
1689 2008-01-31 Tom Browder <tom.browder@gmail.com>
1690 Gerald Pfeifer <gerald@pfeifer.com>
1692 * doc/sourcebuild.texi (Front End): Remove references to CVS
1693 and CVSROOT/modules.
1694 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1695 (Back End): Remove reference to CVS.
1697 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1700 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1702 (mips16_gp_pseudo_reg): ...here.
1703 * config/mips/mips.md (load_const_gp): Replace with...
1704 (load_const_gp_<mode>): ...this :P-based insn.
1706 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1708 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1709 options. Minor fixes.
1710 (-std): Move reference to standards closer to where language
1711 standards are first mentioned.
1713 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1715 PR rtl-optimization/34995
1716 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1717 parameter and return a bool. If the rtx parameter is nonnull,
1718 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1719 (find_reloads): Update call accordingly. Pass the new operand
1720 if it needed no address reloads, otherwise pass null.
1722 2008-01-30 Richard Henderson <rth@redhat.com>
1725 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1726 for unbounded arrays.
1728 2008-01-30 Silvius Rus <rus@google.com>
1730 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1732 2008-01-30 Jan Hubicka <jh@suse.cz>
1735 * i386.c (init_cumulative_args): Use real function declaration when
1738 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1740 PR rtl-optimization/34998
1741 * global.c (build_insn_chain): Treat non-subreg_lowpart
1742 SUBREGs of pseudos as clobbering all the words covered by the
1743 SUBREG, not just all the bytes.
1744 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1745 original df_ref rather than an extract parameter.
1746 (global_conflicts): Update call accordingly.
1748 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1750 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1751 the overflow check to make it easier to read.
1752 (__fixtfdi): Change the type of the ll member in union
1753 long_double to UDItype_x.
1755 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1758 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1759 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1760 * tree-inline.c (fold_marked_statements): Call
1761 cgraph_update_edges_for_call_stmt if folding a call statement.
1762 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1763 debug_generic_stmt calls, reset it back afterwards.
1766 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1768 * c-typeck.c (build_external_ref): Don't pedwarn about
1769 static vars in current function's scope.
1771 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1773 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1775 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1778 * ipa-struct-reorg.c: Fix spelling.
1779 * params.def: Ditto.
1781 2008-01-29 Richard Guenther <rguenther@suse.de>
1784 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1786 * tree-inline.c (remap_type): Increment remapping_type_depth
1787 around remapping types.
1788 (copy_body_r): Only add referenced variables if they are referenced
1789 from code, not types.
1791 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1802 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1803 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1805 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1808 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1809 pointer for tiny stack.
1811 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1813 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1815 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1817 * config/vx-common.h: Fix typo in comment.
1819 2008-01-28 Ian Lance Taylor <iant@google.com>
1823 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1824 coalesce pointers if they have different DECL_NO_TBAA_P values.
1825 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1826 between variables with different DECL_NO_TBAA_P values.
1828 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1831 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1832 are not legitimate small data references on SPE targets.
1834 2008-01-28 David Daney <ddaney@avtrex.com>
1836 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1838 2008-01-28 David Daney <ddaney@avtrex.com>
1840 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1842 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1844 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1845 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1846 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1847 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1848 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1849 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1850 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1851 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1853 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1855 * basic-block.h (condjump_equiv_p): Fix comment.
1857 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1859 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1860 print_generic_stmt_indented): Fix comment.
1862 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1864 * configure.ac (__stack_chk_fail): Add detecion for availability
1865 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1866 * configure: Regenerate.
1868 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1871 * final.c (output_addr_const): Handle TRUNCATE.
1873 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1876 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1877 (zero_cost, infinite_cost): New constants.
1878 (struct cost_pair): Change type of cost to comp_cost.
1879 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1880 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1882 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1883 split_address_cost, ptr_difference_cost, difference_cost,
1884 get_computation_cost_at, get_computation_cost,
1885 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1886 determine_use_iv_cost_condition, determine_use_iv_costs,
1887 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1888 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1889 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1890 Change type of cost to comp_cost.
1891 (determine_iv_cost): Increase cost of non-original ivs, instead
1892 of decreasing the cost of original ones.
1893 (get_address_cost): Indicate the complexity of the addressing mode
1895 (try_add_cand_for): Prefer using ivs not specific to some object.
1896 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1898 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1899 Janis Johnson <janis187@us.ibm.com>
1902 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1903 (TARGET_INSTANTIATE_DECLS): Likewise.
1904 * target.h (expand_to_rtl_hook): New target hook.
1905 (instantiate_decls): Likewise.
1906 * function.c (instantiate_decl): Make non-static. Rename to...
1907 (instantiate_decl_rtl): ... this.
1908 (instantiate_expr): Use instantiate_decl_rtl.
1909 (instantiate_decls_1): Likewise.
1910 (instantiate_decls): Likewise.
1911 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1912 * function.h (instantiate_decl_rtl): Add prototype.
1913 * cfgexpand.c (target.h): New include.
1914 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1915 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1916 (TARGET_INSTANTIATE_DECLS): Likewise.
1917 (TARGET_INITIALIZER): New target hooks added.
1918 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1920 * config/rs6000/rs6000.c (tree-flow.h): New include.
1921 (machine_function): Add sdmode_stack_slot field.
1922 (rs6000_alloc_sdmode_stack_slot): New function.
1923 (rs6000_instantiate_decls): Likewise.
1924 (rs6000_secondary_memory_needed_rtx): Likewise.
1925 (rs6000_check_sdmode): Likewise.
1926 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1927 (TARGET_INSTANTIATE_DECLS): Likewise.
1928 (rs6000_hard_regno_mode_ok): Allow SDmode.
1929 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1930 (rs6000_emit_move): Handle SDmode.
1931 (function_arg_advance): Likewise.
1932 (function_arg): Likewise.
1933 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1934 SDmode var args for 32-bit compiles.
1935 (rs6000_secondary_reload_class): Handle SDmode.
1936 (rs6000_output_function_epilogue): Likewise.
1937 (rs6000_function_value): Simplify if statement.
1938 (rs6000_libcall_value): Likewise.
1939 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1940 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1941 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1942 (movsd_hardfloat): New define_insn.
1943 (movsd_softfloat): Likewise.
1944 (movsd_store): Likewise.
1945 (movsd_load): Likewise.
1946 (extendsddd2): Likewise.
1947 (extendsdtd2): Likewise.
1948 (truncddsd2): Likewise.
1949 (movdd_hardfloat64): Fixup comment.
1950 (UNSPEC_MOVSD_LOAD): New constant.
1951 (UNSPEC_MOVSD_STORE): Likewise.
1953 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1956 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1958 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1959 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1960 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1963 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1966 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1967 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1968 __LONGDOUBLE128 too.
1969 * config/rs6000/aix61.h: New file.
1971 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1973 PR rtl-optimization/34959
1974 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1975 popcount and parity rtxes the same mode as their operand.
1976 Truncate or extend the result to the return value's mode
1979 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1982 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
1983 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
1984 to GOT_VERSION_REGNUM.
1985 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
1986 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
1987 * config/mips/mips.c (mips_emit_call_insn): New function.
1988 (mips_call_tls_get_addr): Call mips_expand_call directly.
1989 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
1991 (mips16_build_call_stub): Likewise. Return the call insn or null.
1992 (mips_expand_call): Update the call to mips16_build_call_stub
1993 accordingly and a remove redundant condition. Assert that MIPS16
1994 stubs do not use lazy binding. Use mips_emit_call_insn and return
1996 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
1998 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
1999 (mips_avoid_hazard): Remove hazard_set handling.
2000 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2001 (UNSPEC_RESTORE_GP): ...this.
2002 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2003 (FAKE_CALL_REGNO): Rename to...
2004 (GOT_VERSION_REGNUM): ...this.
2005 (type): Add "ghost" value. Add an associated insn reservation.
2006 (hazard_set): Remove.
2007 (exception_receiver): Rename to...
2008 (restore_gp): ...this and update the unspec identifier accordingly.
2009 (exception_receiver, nonlocal_got_receiver): New expanders.
2010 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2011 FAKE_CALL_REGNO. Remove hazard_set attribute.
2012 (set_got_version, update_got_version): New patterns.
2014 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2017 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2019 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2022 * doc/install.texi2html: Generate gcc-vers.texi.
2024 2008-01-25 DJ Delorie <dj@redhat.com>
2026 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2028 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2030 * config/c4x: Remove directory.
2031 * config.gcc (crx-*, mt-*): Mark obsolete.
2032 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2033 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2034 sh-*-rtemscoff*): Remove cases.
2035 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2036 * real.c (encode_c4x_single, decode_c4x_single,
2037 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2038 c4x_extended_format): Remove.
2039 * real.h (c4x_single_format, c4x_extended_format): Remove.
2040 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2042 (Pragmas): Remove comment about c4x pragmas.
2043 * doc/install.texi (c4x): Remove target-specific instructions.
2044 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2045 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2046 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2047 refer to C4x source files as examples.
2048 (C4X_FLOAT_FORMAT): Remove documentation.
2050 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2052 * config/bfin/bfin.c (override_options): Reorder tests so that
2053 flag_pic gets enabled for -msep-data.
2055 2008-01-25 Richard Guenther <rguenther@suse.de>
2058 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2059 to its bitfield precision if required.
2061 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2064 * tree-nested.c (walk_omp_for): New function.
2065 (convert_nonlocal_reference, convert_local_reference): Call
2066 walk_omp_for on OMP_FOR.
2067 (convert_call_expr): Call walk_body on OMP_FOR's
2068 OMP_FOR_PRE_INIT_BODY.
2070 2008-01-25 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/34966
2073 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2074 default defs and PHI_NODEs we have to insert after the
2077 2008-01-24 Nick Clifton <nickc@redhat.com>
2079 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2080 Provide a default definition.
2081 (LIBGCC2_UNITS_PER_WORD): Likewise.
2083 * config/stormy16/stormy16.c: Include df.h for the prototype
2084 for df_regs_ever_live_p.
2085 (xstormy16_expand_builtin_va_start): Convert the stack offset
2086 into a component_ref and then use POINTER_PLUS_EXPR to add it
2087 to the incoming_virtual_args_rtx.
2088 (xstormy16_gimplify_va_arg_expr): Rename to
2089 xstormy16_gimplify_va_arg_expr.
2090 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2091 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2092 xstormy16_gimplify_va_arg_expr.
2093 Fix up some formatting issues.
2095 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2096 Move to predicates.md.
2097 (xs_hi_general_operand): Likewise.
2098 (xs_hi_nonmemory_operand): Likewise.
2099 * config/stormy16/predicates.md:
2100 (xstormy16_carry_plus_operand): New predicate.
2101 (xs_hi_general_operand): New predicate.
2102 (xs_hi_nonmemory_operand): New predicate.
2103 * config/stormy16/stormy16-protos.h:
2104 (xstormy16_carry_plus_operand): Delete prototype.
2105 (xs_hi_general_operand): Likewise.
2106 (xs_hi_nonmemory_operand): Likewise.
2108 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2109 modifiers as they are no longer needed and they can trigger
2110 reload spill failures.
2112 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2113 with a match_operand in order to help reload.
2115 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2116 constraint with 'e' for the 8th alternative as this version of
2117 the mov.w instruction only accepts the lower 8 registers.
2119 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2122 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2123 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2126 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2129 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2131 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2133 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2135 (remove_structure): Update allocations list before removing structure.
2137 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2139 * ipa-struct-reorg.c (is_safe_cond_expr,
2140 create_new_stmts_for_cond_expr): Use integer_zerop function,
2141 that recognize not only zero-pointer, but zero-integer too.
2143 2008-01-25 Ben Elliston <bje@au.ibm.com>
2146 * fixproto: Escape "." in sed expression that strips leading "./".
2148 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2151 * gcc.c (SWITCH_OK): Removed.
2152 (SWITCH_LIVE): Changed to bit.
2153 (SWITCH_FALSE): Likewise.
2154 (SWITCH_IGNORE): Likewise.
2155 (switchstr): Change live_cond to unsigned int.
2156 (process_command): Replace SWITCH_OK with 0.
2157 (do_self_spec): Likewise.
2158 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2159 (give_switch): Likewise.
2160 (used_arg): Likewise.
2161 (do_spec_1): Set the SWITCH_IGNORE bit.
2162 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2163 bits. Set the SWITCH_LIVE bit.
2165 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2167 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2169 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2171 PR tree-optimization/34472
2172 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2173 parameter to a "bool *" and set *DATA to false if there is
2174 an unsafe access. Do not delete the structure here.
2175 (check_cond_exprs): Delete it here instead.
2176 (check_cond_exprs, exclude_cold_structs): Do not increase
2177 I when removing a structure.
2179 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2182 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2183 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2185 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2188 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2189 a fixed vector for stack.
2191 2008-01-24 Ben Elliston <bje@au.ibm.com>
2194 * doc/gcc.texi (Software development): Add a direntry for g++.
2196 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2198 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2199 stale and straggling -fforce-addr comments above.
2201 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2203 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2204 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2206 2008-01-23 Michael Matz <matz@suse.de>
2209 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2212 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2214 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2217 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2219 * config/avr/avr.c (avr_current_arch): New variable.
2220 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2221 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2222 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2223 (avr_override_options): Init 'avr_current_arch'.
2224 (base_arch_s): Move from here...
2225 * config/avr/avr.h (base_arch_s): ... here. Add new members
2226 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2227 'mega' to 'have_jmp_call'.
2228 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2229 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2231 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2233 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2234 MULTILIB_MATCHES): (Ditto.).
2236 2008-01-23 Richard Guenther <rguenther@suse.de>
2239 * cgraphunit.c (cgraph_reset_node): Always mark the node
2240 not reachable if it is not queued already.
2242 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2244 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2245 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2246 (cputype_selected): New static variable.
2247 (bfin_handle_option): Set it if -mcpu is used.
2248 (override_option): Select default set of workarounds if no cpu type
2249 selected on the command line.
2250 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2252 From Michael Frysinger <michael.frysinger@analog.com>
2253 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2254 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2256 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2257 for bf547, bf523, bf524, and bf526.
2258 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2260 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2261 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2262 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2263 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2264 * doc/invoke.texi (Blackfin Options): Document that
2265 -mcpu now accept bf547, bf523, bf524, and bf526.
2267 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2269 PR rtl-optimization/34628
2270 * combine.c (try_combine): Stop and undo after the first combination
2271 if an autoincrement side-effect on the first insn has effectively
2274 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2277 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2278 Offset addresses are not valid for Altivec or paired float modes.
2280 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2283 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2284 if DECL_INITIAL (decl) is error_mark_node.
2287 * c-common.c (handle_vector_size_attribute): Only allow
2288 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2289 the same way as pointer, array etc. types.
2290 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2293 * tree.c (build_type_attribute_qual_variant): Call
2294 build_qualified_type if attributes are equal, but quals are not.
2296 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2299 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2300 * flags.h (warn_strict_aliasing): Remove.
2301 (warn_strict_overflow): Remove.
2302 * opts.c (warn_strict_aliasing): Remove.
2303 (warn_strict_overflow): Remove.
2304 * c-opts.c (c_common_handle_option): -Wall only sets
2305 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2306 (c_common_post_options): Give default values to -Wstrict-aliasing
2307 and -Wstrict-overflow if they are uninitialized.
2308 * common.opt (Wstrict-aliasing): Specify Var and Init.
2309 (Wstrict-overflow): Likewise.
2311 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2313 PR rtl-optimization/26854
2314 PR rtl-optimization/34400
2315 PR rtl-optimization/34884
2316 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2318 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2319 (df_rd_bb_info.expanded_lr_out): Deleted
2320 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2321 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2322 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2323 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2324 Removed code to allocate, initialize or free expanded_lr_out.
2325 (df_rd_bb_local_compute_process_def): Restructured to make more
2327 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2328 sets if the sets are being trimmed.
2330 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2333 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2334 (as_vers): Likewise.
2335 * configure: Regenerated.
2337 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2340 * tree-pass.h (pass_build_alias): New pass.
2341 * tree-ssa-alias.c (gate_build_alias): New.
2342 (pass_build_alias): New.
2343 * passes.c (init_optimization_passes): Add pass_build_alias after
2344 pass_create_structure_vars.
2346 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2348 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2349 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2350 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2351 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2352 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2353 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2354 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2355 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2356 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2357 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2358 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2359 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2360 * config/s390/s390.md (FP_ALL): New mode iterator.
2361 (_d): New mode attribute.
2362 ("*signbit<mode>2>"): Changed mode of first operand.
2363 ("isinf<mode>2"): Changed mode of first operand.
2364 ("*TDC_insn"): Adaptation for DFP modes.
2366 2008-01-22 Ben Elliston <bje@au.ibm.com>
2368 * tree.c (check_qualified_type): Improve function description.
2370 2008-01-21 Jason Merrill <jason@redhat.com>
2373 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2374 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2377 2008-01-21 DJ Delorie <dj@redhat.com>
2379 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2382 2008-01-21 Richard Guenther <rguenther@suse.de>
2385 * tree-cfg.c (verify_expr): Allow all invariant expressions
2386 instead of just constant class ones as reference argument.
2387 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2388 like any other constant.
2389 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2391 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2393 * regmove.c (fixup_match_1): Update call crossed frequencies.
2395 2008-01-21 Richard Guenther <rguenther@suse.de>
2398 * tree-inline.c (setup_one_parameter): Deal with mismatched
2399 types using a VIEW_CONVERT_EXPR.
2401 2008-01-21 Alon Dayan <alond@il.ibm.com>
2402 Olga Golovanevsky <olga@il.ibm.com>
2404 PR tree-optimization/34701
2405 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2406 when the structure size is not a power of 2.
2408 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2410 * doc/install.texi: Add doc for --enable-checking=df.
2412 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2414 PR rtl-optimization/34808
2415 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2417 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2419 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2422 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2424 PR rtl-optimization/26854
2425 PR rtl-optimization/34400
2426 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2428 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2429 (df_rd_bb_info.expanded_lr_out): New.
2430 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2431 * loop_iv.c (iv_analysis_loop_init): Ditto.
2432 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2433 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2434 Added code to allocate, initialize or free expanded_lr_out.
2435 (df_rd_bb_local_compute_process_def): Restructured to make
2436 more understandable.
2437 (df_rd_confluence_n): Add code to do nothing with fake edges and
2438 code to no apply invalidate_by_call sets if the sets are being trimmed.
2439 (df_lr_local_finalize): Renamed to df_lr_finalize.
2440 (df_live_local_finalize): Renamed to df_live_finalize.
2442 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2445 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2446 deciding whether to use reciprocal instructions.
2448 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2450 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2451 dwarf2out_note_section_used if cold_text_section is NULL.
2453 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2455 PR gcov-profile/34610
2456 * tree-cfg.c (make_edges): Mark both outgoing edges from
2457 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2458 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2459 from OMP_FOR and OMP_CONTINUE outgoing edges.
2461 * tree-profile.c (tree_profiling): Return early if
2462 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2464 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2465 from cfun to child_cfun.
2466 * function.h (struct function): Add after_tree_profile bit.
2468 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2470 * config/avr/avr.S (_exit): Disable interrupt.
2472 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2473 Steven Bosscher <stevenb.gcc@gmail.com>
2475 PR rtl-optimization/26854
2476 PR rtl-optimization/34400
2477 * df-problems.c (df_live_scratch): New scratch bitmap.
2478 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2479 (df_live_reset): Clear the proper bitmaps.
2480 (df_live_bb_local_compute): Only process the artificial defs once
2481 since the order is not important.
2482 (df_live_init): Init the df_live sets only with the variables
2483 found live by df_lr.
2484 (df_live_transfer_function): Use the df_lr sets to prune the
2485 df_live sets as they are being computed.
2486 (df_live_free): Free df_live_scratch.
2488 2008-01-18 Ian Lance Taylor <iant@google.com>
2490 * common.opt: Add fmerge-debug-strings.
2491 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2492 flag_merge_debug_strings rather than flag_merge_constants.
2493 * doc/invoke.texi (Option Summary): Mention
2494 -fmerge-debug-strings.
2495 (Debugging Options): Document -fmerge-debug-strings.
2497 2008-01-18 Ian Lance Taylor <iant@google.com>
2500 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2501 (struct tree_function_decl): Add new field operator_new_flag.
2502 * tree-inline.c (expand_call_inline): When inlining a call to
2503 operator new, force the return value to go into a variable, and
2504 set DECL_NO_TBAA_P on that variable.
2505 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2507 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2510 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2511 DWARF2_DEBUGGING_INFO.
2512 (dwarf2out_note_section_used): Ditto. Add prototype.
2513 (have_multiple_function_sections, text_section_used,
2514 cold_text_section_used, *cold_text_sections): Move declarations
2517 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2519 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2520 field and add signal_ra.
2521 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2522 assignments to frame state pc. Move end of stack check after
2523 MD_FALLBACK_FRAME_STATE_FOR.
2524 (uw_update_context_1): Use frame state signal_regs if set, instead
2525 of checking signal_frame flag.
2526 (uw_update_context): Use frame state signal_ra if set.
2527 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2528 * config/xtensa/linux-unwind.h: New file.
2530 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2532 * modulo-sched.c (get_sched_window): Fix comment typo.
2534 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2536 PR tree-optimization/34648
2537 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2539 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2541 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2542 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2544 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2546 PR rtl-optimization/34400
2547 * df-core.c (df_worklist_dataflow_overeager,
2548 df_worklist_dataflow_doublequeue): New functions.
2549 (df_worklist_dataflow): Two different worklist solvers.
2550 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2553 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2556 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2557 and ftree-parallelize-loops.
2559 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2561 PR rtl-optimization/34826
2562 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2564 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2566 * global.c (find_reg): Mark the eh regs as used if necessary.
2567 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2568 * ra.h (struct allocno): no_eh_reg field added. Changed
2569 no_stack_reg type to bitfield.
2571 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2573 * tree.c (substitute_in_expr): Add missing 'break'.
2575 2008-01-17 Richard Guenther <rguenther@suse.de>
2577 PR tree-optimization/34825
2578 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2579 x / x as division to handle.
2581 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2583 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2584 "-pthread" is specified.
2585 * pa-hpux11.h (LIB_SPEC): Likewise.
2587 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2588 Peter Bergner <bergner@vnet.ibm.com>
2590 PR rtl-optimization/33796
2591 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2593 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2595 PR libgfortran/34699
2596 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2598 * pa-hpux10.h (LINK_SPEC): Likewise.
2599 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2601 2008-01-16 Richard Guenther <rguenther@suse.de>
2604 * fold-const.c (fold_convert_const_int_from_int): Do not
2605 set overflow if that occured only because of a sign extension
2606 change when converting from/to a sizetype with the same
2607 precision and signedness.
2609 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2612 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2613 location address to the correct place. Update copyright year.
2615 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2617 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2618 no dependences in the dependence_relations vector.
2620 2008-01-16 Jan Hubicka <jh@suse.cz>
2622 PR rtl-optimization/31396
2623 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2624 * cfg.c (dump_reg_info): Print it.
2625 * regs.h (struct reg_info_t): add freq_calls_crossed.
2626 (REG_FREQ_CALLS_CROSSED): New macro.
2627 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2628 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2629 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2630 regmove_optimize): Update call crossed frequencies.
2631 * local-alloc.c (struct qty): Add freq_calls_crossed.
2632 (alloc_qty): Copute freq_calls_crossed.
2633 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2634 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2635 * ra.h (struct allocno): Add freq_calls_crossed.
2637 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2639 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2640 libgomp when compiling with ftree-parallelize-loops.
2641 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2643 2008-01-16 Richard Guenther <rguenther@suse.de>
2645 PR tree-optimization/34769
2646 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2647 * tree.c (int_cst_value): Instead make this function more
2648 permissive in what it accepts as valid input. Document this
2649 function always sign-extends the value.
2651 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2652 Richard Guenther <rguenther@suse.de>
2655 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2656 (gimple_fold_indirect_ref_rhs): ... this.
2657 (gimple_fold_indirect_ref): New function with foldings
2658 that preserve lvalueness.
2659 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2660 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2661 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2662 to fold an INDIRECT_REF, fall back to the old use of
2663 fold_indirect_ref_1.
2665 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2667 * tree-data-ref.c (subscript_dependence_tester_1): Call
2668 free_conflict_function.
2669 (compute_self_dependence): Same.
2671 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2674 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2675 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2677 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2678 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2679 for DWARF2_UNWIND_INFO targets.
2681 2008-01-16 Richard Guenther <rguenther@suse.de>
2684 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2685 type qualifiers for function types.
2687 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2689 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2690 loop_iterator li from previous commit.
2692 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2694 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2696 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2698 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2699 (parallelize_loops): Don't parallelize irreducible components.
2701 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2704 * c-opts (c_common_post_options): Do not enable CPP
2705 flag_pedantic_errors by default.
2707 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2709 PR rtl-optimization/31944
2710 * cse.c (remove_pseudo_from_table): New function.
2711 (merge_equiv_classes): Use above function to remove pseudo-registers.
2712 (invalidate): Likewise.
2714 2008-01-13 Richard Guenther <rguenther@suse.de>
2717 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2718 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2720 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2722 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2723 validate_change to unshare the source of the PC set.
2725 2008-01-12 Jan Hubicka <jh@suse.cz>
2728 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2729 references above array bounds. This might trigger bounds checks for
2732 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2734 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2735 new_replaceable_dependencies.
2737 2008-01-12 Doug Kwan <dougkwan@google.com>
2739 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2740 instead of OPT_Wreturn_type in warning due to ignored return type
2742 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2743 options included in -Wextra.
2744 * c.opt: New option -Wignored_qualifiers.
2745 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2746 -Wignore_qualifiers.
2747 (-Wignored-qualifiers): Document.
2748 (-Wreturn-type): Remove description of functionality now handled
2749 by -Wignored-qualifiers.
2751 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2754 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2755 NOP_EXPR if it is between integral types with the same precision.
2757 2008-01-12 Jan Hubicka <jh@suse.cz>
2760 * invoke.texi (max-inline-recursive-depth): Fix default value.
2762 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2764 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2767 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2769 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2771 2008-01-11 James E. Wilson <wilson@specifix.com>
2774 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2776 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2778 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2779 save/restore frame pointer register and don't use 'call-prologues'
2780 optimization in function with "OS_task" attribute.
2782 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2785 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2786 when copying to memory.
2788 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2790 PR rtl-optimization/30905
2791 * cfgcleanup.c: Include dce.h
2792 (crossjumps_occured): New global variable.
2793 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2794 If something changed, set crossjumps_occured to true.
2795 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2796 Don't add/remove fake edges to exit here...
2797 (cleanup_cfg): ...but do it here, when crossjumping.
2798 Run a fast DCE when successful crossjumps occured in the latest
2799 iteration of try_optimize_cfg.
2801 2008-01-11 Richard Guenther <rguenther@suse.de>
2803 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2804 (struct vn_unary_op_s): Likewise.
2805 (vn_reference_insert): Free old reference on hash collision.
2807 2008-01-10 Raksit Ashok <raksit@google.com>
2809 PR rtl-optimization/27971
2810 * combine.c (find_split_point): Split PLUS expressions which are
2811 inside a MEM rtx, and whose first operand is complex.
2813 2008-01-10 DJ Delorie <dj@redhat.com>
2815 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2816 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2817 (m32c_hard_regno_ok): Call the underlying function.
2819 2008-01-10 Richard Guenther <rguenther@suse.de>
2822 * tree-cfg.c (tree_merge_blocks): Do not go through the
2823 full-blown folding and stmt updating path if we just deal
2824 with virtual operands.
2825 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2826 test for abnormal SSA_NAMEs.
2828 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2831 * reload.c (push_reload): Add assertions. All constants from
2832 reg_equiv_constant should have been used for replacing the respective
2834 (find_reloads_address): Invoke find_reloads_address_part for
2835 constant taken from the reg_equiv_constant array.
2837 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2839 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2840 field (valnum) the first in the struct. Replace bools with
2843 2008-01-10 Richard Guenther <rguenther@suse.de>
2845 PR tree-optimization/34651
2846 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2847 types and ordering for masking and converting.
2849 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2851 PR tree-optimization/34017
2852 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2853 also for PHI_NODE expressions.
2855 2008-01-09 Jan Hubicka <jh@suse.cz>
2857 PR tree-optimization/34708
2858 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2859 based on number of case labels.
2860 (init_inline_once): Remove switch_cost.
2861 * tree-inline.h (eni_weights_d): Remove switch_cost.
2863 2008-01-09 Richard Guenther <rguenther@suse.de>
2864 Andrew Pinski <andrew_pinski@playstation.sony.com>
2867 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2868 temporary if an rvalue is ok or an lvalue is not required.
2870 2008-01-09 Richard Guenther <rguenther@suse.de>
2873 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2876 2008-01-09 Richard Guenther <rguenther@suse.de>
2879 * tree.c (host_integerp): Check for sizetype only if the
2880 type is an integer type.
2882 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2885 * opts.c (decode_options): Disable inlining of functions called
2886 once if not in unit-at-a-time mode.
2888 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2890 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2892 2008-01-08 Richard Guenther <rguenther@suse.de>
2895 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2896 out early if the result will be unused.
2898 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2903 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2904 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2907 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2909 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2910 for vectorization tuned.
2912 2008-01-08 Richard Guenther <rguenther@suse.de>
2914 PR tree-optimization/34683
2915 * tree-ssa-operands.c (operand_build_cmp): Export.
2916 * tree-ssa-operands.h (operand_build_cmp): Declare.
2917 * tree-vn.c (vuses_compare): Remove.
2918 (sort_vuses): Use operand_build_cmp.
2919 (sort_vuses_heap): Likewise.
2920 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2921 to re-use old VEC if available. Do not sort already sorted VUSEs.
2922 (vdefs_to_vec): Do not sort already sorted VDEFs.
2924 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2927 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2929 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2932 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2933 limitations of reciprocal sequences on x86 targets.
2935 2008-01-08 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/34683
2938 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2940 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2943 * config/darwin.c (darwin_mergeable_string_section): Don't use
2944 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2946 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2949 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2950 negxf2. Macroize expander using X87MODEF mode iterator. Change
2951 predicates of op0 and op1 to register_operand.
2952 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2953 expander using X87MODEF mode iterator. Change predicates of
2954 op0 and op1 to register_operand.
2955 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2956 corresponding patterns and macroize using MODEF macro. Change
2957 predicates of op0 and op1 to register_operand and remove
2958 "m" constraint. Disparage "r" alternative with "!".
2959 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2960 macroize using X87MODEF macro. Change predicates of op0 and op1
2961 to register_operand and remove "m" constraint. Disparage "r"
2962 alternative with "!".
2963 (absneg splitter with memory operands): Remove.
2964 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2965 patterns and macroize using X87MODEF mode iterator.
2966 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2967 Change predicate of op1 to register_operand.
2968 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2969 for memory operands.
2971 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2973 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2975 2008-01-07 Richard Guenther <rguenther@suse.de>
2977 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
2980 2008-01-07 Richard Guenther <rguenther@suse.de>
2982 PR tree-optimization/34683
2983 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
2984 VOPs of the needed size to save memory. Use VEC_quick_push
2985 to save compile-time.
2986 (vdefs_to_vec): Likewise.
2988 2008-01-07 Sa Liu <saliu@de.ibm.com>
2990 * config/spu/spu.md (divdf3): Genetate inline code for double
2991 division. The implementation doesn't handle INF or NAN, therefore it
2992 only applies when -ffinite-math-only is given.
2994 2008-01-06 Paolo Carlini <pcarlini@suse.de>
2997 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
2998 * doc/cpp.texi ([Common Predefined Macros]): Document.
3000 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3002 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3003 order to use commutative addition instead of subtraction.
3005 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3006 Mircea Namolaru <namolaru@il.ibm.com>
3007 Vladimir Yanovsky <yanov@il.ibm.com>
3008 Revital Eres <eres@il.ibm.com>
3010 PR tree-optimization/34263
3011 * tree-outof-ssa.c (process_single_block_loop_latch,
3012 contains_tree_r): New functions.
3013 (analyze_edges_for_bb): Call process_single_block_loop_latch
3014 function to empty single-basic-block latch block if possible.
3016 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3018 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3020 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3022 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3024 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3026 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3028 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3030 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3032 PR tree-optimization/34618
3033 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3036 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3039 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3040 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3041 Update copyright year.
3043 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3044 Update copyright year.
3045 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3048 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3050 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3051 edge does not point to current bb before changing need_assert.
3053 2008-01-04 Richard Guenther <rguenther@suse.de>
3056 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3057 for verifying purposes if they are is_gimple_min_invariant.
3059 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3061 PR tree-optimization/34448
3062 PR tree-optimization/34465
3063 * gimplify.c (gimplify_init_constructor): Add new parameter
3064 notify_temp_creation. Use it.
3065 (gimplify_modify_expr_rhs): Take volatiles into account when
3066 optimizing constructors.
3067 Do not optimize constructors if gimplify_init_constructor will dump to
3069 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3070 * gcc.c-torture/compile/pr34448.c: New.
3072 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3074 PR gcov-profile/34609
3075 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3076 return_slot if result is TREE_ADDRESSABLE.
3078 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3080 * config/mips/mips.md (sqrt_condition): Tweak comment.
3081 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3083 2008-01-03 Tom Tromey <tromey@redhat.com>
3086 * c-common.c (c_type_hash): Handle VLAs.
3088 2008-01-03 Jan Hubicka <jh@suse.cz>
3090 PR tree-optimization/31081
3091 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3092 0 when inlining and not inlining to first basic block.
3093 (remap_decl): When var is initialized to 0, don't set default_def.
3094 (expand_call_inline): Set entry_bb.
3095 * tree-inline.h (copy_body_data): Add entry_bb.
3097 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3100 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3103 PR tree-optimization/29484
3104 * tree-inline.c (inline_forbidden_p_2): New function.
3105 (inline_forbidden_p): Disallow inlining if some static var
3106 has an address of a local LABEL_DECL in its initializer.
3107 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3110 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3112 PR tree-optimization/34635
3113 * tree-data-ref.c (add_other_self_distances): Make sure that the
3114 evolution step is constant.
3116 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3119 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3121 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3123 * tree-sra.c (scalarize_init): Insert the generate_element_init
3124 statements after the generate_element_zero statements.
3126 2008-01-02 Richard Guenther <rguenther@suse.de>
3130 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3131 for very large number of operands instead of ICEing.
3133 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3136 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3137 while stack probing.
3139 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3141 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3144 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3147 * tree-mudflap.c (mx_register_decls): Guard warning by
3148 !DECL_ARTIFICIAL check.
3150 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3152 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3153 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3154 sse5_perm<mode>): Fix constraints.