1 2008-03-01 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/35411
4 * tree-sra.c (sra_build_assignment): Split conversion to
5 final type to a separate statement if we are not assigning
8 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10 * fold-const.c (fold_convertible_p): Correct the logic to follow
11 that in fold_convert().
13 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
16 * tree-inline.c (build_duplicate_type): When we make a
17 duplicate type, make it unique in the canonical types system.
19 2008-02-29 Tom Tromey <tromey@redhat.com>
21 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22 input_file_stack_history, input_file_stack_restored): Remove.
23 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24 * input.h (struct file_stack): Remove.
25 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
26 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
28 * diagnostic.h (struct diagnostic_context) <last_module>: Change
30 (diagnostic_last_module_changed): Add 'map' argument.
31 (diagnostic_set_last_function): Likewise.
32 * diagnostic.c (undiagnostic_report_current_module): Iterate using
33 line map, not input_file_stack.
34 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
36 2008-02-29 Paul Brook <paul@codesourcery.com>
38 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
40 2008-02-29 Paul Brook <paul@codesourcery.com>
42 * config/arm/ieee754-df.S (muldf3): Use RET macros.
44 2008-02-29 Richard Guenther <rguenther@suse.de>
46 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
48 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
49 value for comparing for a store match.
50 (simplify_unary_expression): Do nothing for SSA_NAMEs.
51 (try_to_simplify): Do not do a full-blown reference lookup.
53 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
55 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
56 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
58 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
60 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
62 * tree-loop-linear.c (try_interchange_loops): Compare memory access
63 strides against cache sizes.
65 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
67 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
70 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
72 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
73 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
74 is smaller than the original promoted value.
75 (simplify_subreg): If OP is a SUBREG, try to preserve its
76 SUBREG_PROMOTED_VAR_P information.
78 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
80 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
81 (VN_INFO_GET): Allocate new objects on the obstack.
82 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
83 for rpo_numbers_temp, for consistency.
84 (free_scc_vn): Free the obstack.
86 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
88 * doc/invoke.texi: Document -ftree-loop-distribution.
89 * tree-loop-distribution.c: New.
90 * tree-pass.h (pass_loop_distribution): New.
91 * graphds.h (struct graph): Add htab_t indices.
92 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
93 * tree-vectorizer.c (rename_variables_in_loop): Extern.
94 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
95 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
96 * tree-data-ref.c (debug_data_dependence_relations): New.
97 (dump_data_dependence_relation): Also print data references.
98 (free_data_ref): Extern.
99 (same_access_functions): Moved...
100 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
101 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
102 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
103 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
104 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
105 (stmts_from_loop): Skip LABEL_EXPR.
106 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
107 (build_rdg): Initialize rdg->indices htab.
108 (free_rdg, stores_from_loop, ref_base_address,
109 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
110 have_similar_memory_accesses_1, ref_base_address_1,
111 remove_similar_memory_refs): New.
112 * tree-data-ref.h: Depend on tree-chrec.h.
113 (debug_data_dependence_relations, free_data_ref): Declared.
114 (same_access_functions): ... here.
115 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
116 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
117 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
118 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
119 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
120 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
121 rdg_vertex_for_stmt): Declared.
122 (struct rdg_edge): Add level.
124 (free_rdg, stores_from_loop, remove_similar_memory_refs,
125 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
126 (rdg_has_similar_memory_accesses): New.
127 * tree-vect-analyze.c: Remove unused static decls.
128 * lambda.h (dependence_level): New.
129 * common.opt (ftree-loop-distribution): New.
130 * tree-flow.h (mark_virtual_ops_in_bb,
131 slpeel_tree_duplicate_loop_to_edge_cfg,
132 rename_variables_in_loop): Declared.
133 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
134 (OBJS-common): Add tree-loop-distribution.o.
135 (tree-loop-distribution.o): New rule.
136 * tree-cfg.c (mark_virtual_ops_in_bb): New.
137 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
138 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
140 2008-02-28 Joseph Myers <joseph@codesourcery.com>
143 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
144 other than structures and unions.
146 2008-02-28 Richard Guenther <rguenther@suse.de>
149 2008-02-26 Richard Guenther <rguenther@suse.de>
151 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
152 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
153 (lookup_decl_from_uid): Declare.
154 (remove_decl_from_map): Likewise.
155 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
156 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
157 (decl_for_uid_map): New global hashtable mapping DECL_UID
159 (init_ttree): Allocate it.
160 (insert_decl_to_uid_decl_map): New helper function.
161 (make_node_stat): Insert new decls into the map.
162 (copy_node_stat): Likewise.
163 (lookup_decl_from_uid): New function.
164 (remove_decl_from_map): Likewise.
165 (print_decl_for_uid_map_statistics): New helper.
166 (dump_tree_statistics): Call it.
168 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
169 (referenced_var_iterator): Adjust.
170 (FOR_EACH_REFERENCED_VAR): Adjust.
171 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
172 (num_referenced_vars): Adjust.
173 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
174 (first_referenced_var): Remove.
175 (end_referenced_vars_p): Likewise.
176 (next_referenced_var): Likewise.
177 (referenced_var_iterator_set): New helper function.
178 * tree-dfa.c (referenced_var_lookup): Adjust.
179 (referenced_var_check_and_insert): Likewise.
180 (remove_referenced_var): Likewise.
181 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
182 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
183 (verify_call_clobbering): Likewise.
184 (verify_memory_partitions): Likewise.
185 (init_tree_ssa): Allocate bitmap instead of hashtable for
187 (delete_tree_ssa): Adjust.
188 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
190 (compute_tag_properties): Likewise.
191 (set_initial_properties): Likewise.
192 (find_partition_for): Likewise.
193 (update_reference_counts): Likewise.
194 (dump_may_aliases_for): Likewise.
195 * tree-ssa-operands.c (add_virtual_operand): Likewise.
196 (add_call_clobber_ops): Likewise.
197 (add_call_read_ops): Likewise.
198 (get_asm_expr_operands): Likewise.
199 * tree-into-ssa.c (dump_decl_set): Likewise.
200 (update_ssa): Likewise.
201 * tree-sra.c (scan_function): Likewise.
202 (decide_instantiations): Likewise.
203 (scalarize_parms): Likewise.
204 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
205 (dsa_named_for): Likewise.
206 * tree-ssa-structalias.c (update_alias_info): Likewise.
207 (merge_smts_into): Likewise.
209 2008-02-27 David Daney <ddaney@avtrex.com>
212 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
213 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
214 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
215 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
216 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
218 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
221 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
222 (BUILT_IN_NEXTTOWARD): Remove.
223 (BUILT_IN_NEXTTOWARDF): Ditto.
224 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
225 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
227 2008-02-27 Tom Tromey <tromey@redhat.com>
229 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
230 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
232 2008-02-27 Jan Beulich <jbeulich@novell.com>
234 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
235 update the respective field on newdecl.
237 2008-02-27 Revital Eres <eres@il.ibm.com>
239 PR rtl-optimization/34999
240 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
241 crossing edges that ends with a call insn.
242 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
243 call insn and clear the EDGE_CROSSING flag of the crossing edge
244 when fixing fallthru edges.
246 2008-02-27 Richard Guenther <rguenther@suse.de>
249 * fold-const.c (fold_unary): Return the correct argument,
250 converted to the result type.
252 2008-02-27 Richard Guenther <rguenther@suse.de>
255 * expr.c (expand_expr_real_1): Assert on rotates that operate
257 * fold-const.c (fold_binary): Use the types precision, not the
258 bitsize of the mode if folding rotate expressions. Build rotates
261 2008-02-27 Jakub Jelinek <jakub@redhat.com>
263 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
265 * c-pragma.c (pragma_ns_name): New typedef.
266 (registered_pp_pragmas): New variable.
267 (c_pp_lookup_pragma): New function.
268 (c_register_pragma_1): If flag_preprocess_only, do nothing
269 for non-expanded pragmas, for expanded ones push pragma's
270 namespace and name into registered_pp_pragmas vector.
271 (c_invoke_pragma_handler): Register OpenMP pragmas even when
272 flag_preprocess_only, don't register GCC pch_preprocess
273 pragma if flag_preprocess_only.
274 * c-opts.c (c_common_init): Call init_pragma even if
275 flag_preprocess_only.
276 * c-pragma.c (c_pp_lookup_pragma): New prototype.
277 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
278 cpp_register_pragma if flag_preprocess_only.
280 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
283 * c-parser.c (c_parser_translation_unit): Warn for empty
284 translation unit, not empty source file.
286 2008-02-26 Paul Brook <paul@codesourcery.com>
288 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
290 * config/arm/arm.h (reg_class): Add CORE_REGS.
291 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
292 (BASE_REG_CLASS): Use CORE_REGS.
293 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
294 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
295 (REGNO_OK_FOR_INDEX_P): Exclude SP.
296 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
297 ARM_REGNO_OK_FOR_INDEX_P.
298 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
299 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
300 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
301 (ldm/stm peepholes): Ditto.
302 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
303 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
304 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
305 * config/arm/constraints.md: Enable "k" constraint on ARM.
307 2008-02-27 Ben Elliston <bje@au.ibm.com>
309 * config/rs6000/rs6000.c: Annotate cache line size field in all
310 instances of struct processor_costs.
312 2008-02-26 David Edelsohn <edelsohn@gnu.org>
314 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
315 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
316 jump_bypass): New counters.
317 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
318 * dce.c (gate_ud_dce): Same.
319 (gate_fast_dce): Same.
320 * dse.c (gate_dse1): New function.
321 (gate_dse2): New function.
322 (gate_dse): Merge results of new gate functions.
323 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
324 (gate_handle_jump_bypass): Add dbg_cnt.
325 (gate_handle_gcse): Add dbg_cnt.
326 * ifcvt.c (gate_handle_if_conversion): Same.
327 (gate_handle_if_after_combine): Same.
328 (gate_handle_if_after_reload): Same.
329 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
331 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
333 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
335 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
337 2008-02-26 Jason Merrill <jason@redhat.com>
340 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
341 alone if it's the naming decl for the type's main variant.
343 2008-02-26 Tom Tromey <tromey@redhat.com>
345 * system.h (USE_MAPPED_LOCATION): Poison.
346 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
347 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
348 (make_goto_expr_edges): Likewise.
349 (remove_bb): Likewise.
350 (execute_warn_function_return): Likewise.
351 * basic-block.h (struct edge_def) <goto_locus>: Change type to
353 * c-common.c (fname_decl): Remove old location code.
354 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
356 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
358 (ASM_INPUT_SOURCE_LOCATION): Likewise.
359 (gen_rtx_ASM_INPUT): Likewise.
360 (gen_rtx_ASM_INPUT_loc): Likewise.
361 (get_rtx_asm_OPERANDS): Remove.
362 * cfglayout.c (insn_locators_alloc): Remove old location code.
363 (set_curr_insn_source_location): Likewise.
364 (curr_insn_locator): Likewise.
365 * print-tree.c (print_node): Remove old location code.
366 * tree-mudflap.c (mf_varname_tree): Remove old location code.
367 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
368 * cfgexpand.c (expand_gimple_cond_expr): Don't use
370 (construct_exit_block): Remove old location code.
371 * emit-rtl.c (force_next_line_note): Remove old location code.
372 * profile.c (branch_prob): Remove old location code.
373 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
374 LOC_LINE): Remove old-location variants.
375 * langhooks.c (lhd_print_error_function): Remove old location
377 * configure, config.in: Rebuilt.
378 * configure.ac (--enable-mapped-location): Remove.
379 * c-decl.c (c_init_decl_processing): Remove old location code.
380 (finish_function): Likewise.
381 * recog.c (decode_asm_operands): Remove old location code.
382 * c-pch.c (c_common_read_pch): Remove old location code.
383 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
385 * gimple-low.c (lower_function_body): Remove old location code.
386 * toplev.c (unknown_location): Remove.
387 (push_srcloc): Remove old-location variant.
388 (process_options): Remove old location code.
389 (lang_dependent_init): Likewise.
390 * input.h (UNKNOWN_LOCATION): Move definition.
391 (location_t): Undeprecate.
392 (source_locus): Remove.
393 (location_from_locus): Remove.
394 (struct location_s): Remove.
395 Remove all old-location code.
396 (input_line, input_filename): Remove.
397 * final.c (final_scan_insn): Remove old location code.
398 * diagnostic.c (diagnostic_build_prefix): Remove
399 USE_MAPPED_LOCATION test.
400 * tree.h (gimple_stmt) <locus>: Now a location_t.
401 (tree_exp) <locus>: Likewise.
402 (DECL_IS_BUILTIN): Remove old-location variant.
403 (annotate_with_file_line, annotate_with_locus): Likewise.
404 (expr_locus, set_expr_locus): Update.
405 * tree.c (build1_stat): Remove old location code.
406 (last_annotated_node): Remove.
407 (annotate_with_file_line): Remove old-location variant.
408 (annotate_with_locus): Likewise.
409 (expr_location): Remove old location code.
410 (set_expr_location): Likewise.
411 (expr_has_location): Likewise.
412 (expr_locus): Likewise.
413 (set_expr_locus): Likewise.
414 (expr_filename): Don't use location_from_locus.
415 (expr_lineno): Likewise.
416 * rtl-error.c (location_for_asm): Remove old location code.
417 * c-lex.c (cb_line_change): Remove old location code.
418 (fe_file_change): Likewise.
419 (cb_def_pragma): Likewise.
420 (c_lex_with_flags): Likewise.
421 * gengtype.c (do_typedef): Don't special-case location types.
422 (define_location_structures): Remove.
423 (main): Don't call define_location_structures.
424 * tree-pretty-print.c (dump_implicit_edges): Remove old location
427 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
430 * builtins.def (BUILT_IN_STDARG_START): Remove.
431 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
432 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
433 * tree-inline.c (inline_forbidden_p_1): Likewise.
435 2008-02-26 Richard Guenther <rguenther@suse.de>
437 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
438 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
439 (lookup_decl_from_uid): Declare.
440 (remove_decl_from_map): Likewise.
441 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
442 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
443 (decl_for_uid_map): New global hashtable mapping DECL_UID
445 (init_ttree): Allocate it.
446 (insert_decl_to_uid_decl_map): New helper function.
447 (make_node_stat): Insert new decls into the map.
448 (copy_node_stat): Likewise.
449 (lookup_decl_from_uid): New function.
450 (remove_decl_from_map): Likewise.
451 (print_decl_for_uid_map_statistics): New helper.
452 (dump_tree_statistics): Call it.
454 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
455 (referenced_var_iterator): Adjust.
456 (FOR_EACH_REFERENCED_VAR): Adjust.
457 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
458 (num_referenced_vars): Adjust.
459 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
460 (first_referenced_var): Remove.
461 (end_referenced_vars_p): Likewise.
462 (next_referenced_var): Likewise.
463 (referenced_var_iterator_set): New helper function.
464 * tree-dfa.c (referenced_var_lookup): Adjust.
465 (referenced_var_check_and_insert): Likewise.
466 (remove_referenced_var): Likewise.
467 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
468 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
469 (verify_call_clobbering): Likewise.
470 (verify_memory_partitions): Likewise.
471 (init_tree_ssa): Allocate bitmap instead of hashtable for
473 (delete_tree_ssa): Adjust.
474 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
475 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
476 (compute_tag_properties): Likewise.
477 (set_initial_properties): Likewise.
478 (find_partition_for): Likewise.
479 (update_reference_counts): Likewise.
480 (dump_may_aliases_for): Likewise.
481 * tree-ssa-operands.c (add_virtual_operand): Likewise.
482 (add_call_clobber_ops): Likewise.
483 (add_call_read_ops): Likewise.
484 (get_asm_expr_operands): Likewise.
485 * tree-into-ssa.c (dump_decl_set): Likewise.
486 (update_ssa): Likewise.
487 * tree-sra.c (scan_function): Likewise.
488 (decide_instantiations): Likewise.
489 (scalarize_parms): Likewise.
490 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
491 (dsa_named_for): Likewise.
492 * tree-ssa-structalias.c (update_alias_info): Likewise.
493 (merge_smts_into): Likewise.
495 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
498 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
499 * c-opts.c (c_common_handle_option): Wall enables
500 Wvolatile-register-var.
501 * common.opt: Move Wvolatile-register-var to...
504 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
506 * common.opt (Wlarger-than=): New.
507 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
509 * opts.c (common_handle_option): Handle -Wlarger-than=.
510 * optc-gen.awk: Likewise.
511 * opth-gen.awk: Likewise.
512 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
513 * tree-optimize.c (tree_rest_of_compilation): Likewise.
515 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
517 * c-common.c (match_case_to_enum_1): Add appropriate
518 OPT_W* parameter to warning.
519 (c_do_switch_warnings): Likewise.
520 * c-typeck.c (warning_init): Add one more parameter following
522 (push_init_level): Update call to warning_init.
523 (pop_init_level): Likewise.
524 (add_pending_init): Likewise.
525 (output_init_element: Likewise.
527 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
530 * toplev.c (toplev_main): If there are warnings or error, print
531 errors for ignored options.
532 * opts.c (ignored_options): New static variable.
533 (postpone_unknown_option_error): New.
534 (print_ignored_options): New.
535 (handle_option): Postpone errors for unknown -Wno-* options.
536 * opts.h (print_ignored_options): Declare.
538 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
540 * config/mips/mips.md (loadgp_blockage, blockage): Change type
543 2008-02-25 Richard Guenther <rguenther@suse.de>
546 2008-02-25 Richard Guenther <rguenther@suse.de>
548 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
549 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
550 (lookup_decl_from_uid): Declare.
551 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
552 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
553 (decl_for_uid_map): New global hashtable mapping DECL_UID
555 (init_ttree): Allocate it.
556 (insert_decl_to_uid_decl_map): New helper function.
557 (make_node_stat): Insert new decls into the map.
558 (copy_node_stat): Likewise.
559 (lookup_decl_from_uid): New function.
560 (print_decl_for_uid_map_statistics): New helper.
561 (dump_tree_statistics): Call it.
563 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
564 (referenced_var_iterator): Adjust.
565 (FOR_EACH_REFERENCED_VAR): Adjust.
566 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
567 (num_referenced_vars): Adjust.
568 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
569 (first_referenced_var): Remove.
570 (end_referenced_vars_p): Likewise.
571 (next_referenced_var): Likewise.
572 (referenced_var_iterator_set): New helper function.
573 * tree-dfa.c (referenced_var_lookup): Adjust.
574 (referenced_var_check_and_insert): Likewise.
575 (remove_referenced_var): Likewise.
576 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
577 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
578 (verify_call_clobbering): Likewise.
579 (verify_memory_partitions): Likewise.
580 (init_tree_ssa): Allocate bitmap instead of hashtable for
582 (delete_tree_ssa): Adjust.
583 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
584 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
585 (compute_tag_properties): Likewise.
586 (set_initial_properties): Likewise.
587 (find_partition_for): Likewise.
588 (update_reference_counts): Likewise.
589 (dump_may_aliases_for): Likewise.
590 * tree-ssa-operands.c (add_virtual_operand): Likewise.
591 (add_call_clobber_ops): Likewise.
592 (add_call_read_ops): Likewise.
593 (get_asm_expr_operands): Likewise.
594 * tree-into-ssa.c (dump_decl_set): Likewise.
595 (update_ssa): Likewise.
596 * tree-sra.c (scan_function): Likewise.
597 (decide_instantiations): Likewise.
598 (scalarize_parms): Likewise.
599 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
600 (dsa_named_for): Likewise.
601 * tree-ssa-structalias.c (update_alias_info): Likewise.
602 (merge_smts_into): Likewise.
604 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
607 * doc/invoke.texi (-fcx-limited-range): Document new option.
608 * toplev.c (process_options): Handle -fcx-fortran-rules.
609 * common.opt: Add documentation for -fcx-fortran-rules.
611 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
614 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
615 actual behaviour and C99.
617 2008-02-26 Ben Elliston <bje@au.ibm.com>
619 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
620 (ASM_CPU_POWER6_SPEC): Likewise.
621 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
622 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
623 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
625 2008-02-25 Richard Guenther <rguenther@suse.de>
627 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
628 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
629 (lookup_decl_from_uid): Declare.
630 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
631 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
632 (decl_for_uid_map): New global hashtable mapping DECL_UID
634 (init_ttree): Allocate it.
635 (insert_decl_to_uid_decl_map): New helper function.
636 (make_node_stat): Insert new decls into the map.
637 (copy_node_stat): Likewise.
638 (lookup_decl_from_uid): New function.
639 (print_decl_for_uid_map_statistics): New helper.
640 (dump_tree_statistics): Call it.
642 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
643 (referenced_var_iterator): Adjust.
644 (FOR_EACH_REFERENCED_VAR): Adjust.
645 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
646 (num_referenced_vars): Adjust.
647 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
648 (first_referenced_var): Remove.
649 (end_referenced_vars_p): Likewise.
650 (next_referenced_var): Likewise.
651 (referenced_var_iterator_set): New helper function.
652 * tree-dfa.c (referenced_var_lookup): Adjust.
653 (referenced_var_check_and_insert): Likewise.
654 (remove_referenced_var): Likewise.
655 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
656 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
657 (verify_call_clobbering): Likewise.
658 (verify_memory_partitions): Likewise.
659 (init_tree_ssa): Allocate bitmap instead of hashtable for
661 (delete_tree_ssa): Adjust.
662 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
663 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
664 (compute_tag_properties): Likewise.
665 (set_initial_properties): Likewise.
666 (find_partition_for): Likewise.
667 (update_reference_counts): Likewise.
668 (dump_may_aliases_for): Likewise.
669 * tree-ssa-operands.c (add_virtual_operand): Likewise.
670 (add_call_clobber_ops): Likewise.
671 (add_call_read_ops): Likewise.
672 (get_asm_expr_operands): Likewise.
673 * tree-into-ssa.c (dump_decl_set): Likewise.
674 (update_ssa): Likewise.
675 * tree-sra.c (scan_function): Likewise.
676 (decide_instantiations): Likewise.
677 (scalarize_parms): Likewise.
678 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
679 (dsa_named_for): Likewise.
680 * tree-ssa-structalias.c (update_alias_info): Likewise.
681 (merge_smts_into): Likewise.
683 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
686 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
687 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
688 * alias.h (nonoverlapping_memrefs_p): Likewise.
690 2008-02-25 Jan Beulich <jbeulich@novell.com>
692 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
693 * config/i386/netware-libgcc.exp: Add __bswap?i2,
694 __emultls_get_address, __emultls_register_common,
695 __floatundi?f, and _Unwind_GetIPInfo.
696 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
697 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
698 (gen_regparm_prefix): Likewise.
699 (i386_nlm_encode_section_info): Sync with
700 config/i386/winnt.c:i386_pe_encode_section_info().
701 (i386_nlm_maybe_mangle_decl_assembler_name): New.
702 i386_nlm_mangle_decl_assembler_name): New.
703 (netware_override_options): New.
704 * config/i386/netware.h (netware_override_options): Declare.
705 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
706 (i386_nlm_mangle_decl_assembler_name): Declare.
707 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
709 2008-02-25 Ben Elliston <bje@au.ibm.com>
712 * c-decl.c (grokdeclarator): Remove unused local variables
713 `typedef_type' and `type_as_written'.
715 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
716 unused local variable `has_hot_blocks'.
717 (fix_crossing_conditional_branches): Remove unused local variable
720 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
723 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
724 using DEF_C99_BUILTIN.
725 (BUILT_IN_NANF): Ditto.
726 (BUILT_IN_NANL): Ditto.
728 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
729 Revital Eres <eres@il.ibm.com>
731 * modulo-sched.c (calculate_must_precede_follow): Address TODO
732 regarding the order of two dependent insns in the same row.
734 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
736 * stor-layout.c (layout_decl): Do not bump the alignment of a
737 bit-field to more than byte alignment if it is packed.
739 2008-02-24 David Edelsohn <edelsohn@gnu.org>
741 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
744 2008-02-24 Diego Novillo <dnovillo@google.com>
746 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
749 * tree-vrp.c (vrp_evaluate_conditional): With
750 -Wtype-limits, emit a warning when comparing against a
751 constant outside the natural range of OP0's type.
752 * c.opt (Wtype-limits): Move ...
753 * common.opt (Wtype-limits): ... here.
755 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
757 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
758 * config/rs6000/e300c2c3.md: New file.
759 * config/rs6000/rs6000.c (processor_costs): Add new costs for
761 (rs6000_override_options): Add e300c2 and e300c3 cases to
762 processor_target_table. Do not allow usage of Altivec or Spe
763 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
764 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
765 * config/rs6000/rs6000.h (processor_type): Add
766 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
767 (ASM_CPU_SPEC): Add e300c2 and e300c3.
768 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
769 and ppce300c3. Include e300c2c3.md.
771 2008-02-23 David Edelsohn <edelsohn@gnu.org>
773 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
774 instead of TARGET_STRICT_ALIGN.
776 2008-02-23 Joseph Myers <joseph@codesourcery.com>
778 * explow.c (memory_address): Assert that the generated address is
781 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
784 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
785 * config/darwin-ppc-ldouble-patch.def: New file.
786 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
787 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
788 SUBTARGET_INIT_BUILTINS if defined.
789 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
792 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
795 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
796 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
798 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
801 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
802 file" warning condtional on -Winvalid-PCH.
804 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
806 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
808 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
812 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
813 prevent reload from using MMX registers.
814 (*mov<mode>_internal): Ditto.
815 (*movv2sf_internal_rex64): Ditto.
816 (*movv2sf_internal): Ditto.
818 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
820 PR documentation/31569
821 * doc/install.texi2html: Use makeinfo --no-number-sections.
823 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
825 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
826 ensure that we can address an entire entity > 8 bytes. Don't
827 generate reg+reg addressing for such data.
829 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
831 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
832 strings when optimizing for size, unless the target cares about
835 2008-02-22 Tom Tromey <tromey@redhat.com>
837 * regclass.c (current_pass): Remove declaration.
839 2008-02-22 Anatoly Sokolov <aesok@post.ru>
841 * config/avr/libgcc.S (__RAMPZ__): Define.
842 (__do_copy_data): Add for devices with 128KB code memory.
844 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
846 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
848 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
850 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
852 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
855 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
858 * c-typeck.c (build_binary_op): Warn about floating point
859 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
861 2008-02-21 Janis Johnson <janis187@us.ibm.com>
864 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
865 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
867 (rs6000_override_options): Set altivec_abi as default, not override,
868 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
869 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
870 is used; use new member spe_abi.
871 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
872 spe_abi and altivec_abi.
874 2008-02-22 Tomas Bily <tbily@suse.cz>
876 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
878 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
881 * config.build (build_file_translate): Set to `CMD //c' only if
883 * Makefile.in (build_file_translate): Improve comment.
885 2008-02-21 Jan Hubicka <jh@suse.cz>
887 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
888 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
889 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
891 2008-02-21 Michael Matz <matz@suse.de>
894 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
896 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
899 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
901 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
902 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
903 SSE_VEC_FLOAT_MODE_P as insn constraint.
904 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
905 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
906 sse4a_movntdf using MODEF mode iterator.
907 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
908 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
909 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
910 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
911 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
912 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
913 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
915 2008-02-21 Richard Guenther <rguenther@suse.de>
917 * tree.def (PAREN_EXPR): New tree code.
918 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
920 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
921 * expr.c (expand_expr_real_1): Likewise.
922 * tree-inline.c (estimate_num_insns_1): Likewise.
923 * tree-complex.c (expand_complex_move): Likewise.
924 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
927 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
930 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
932 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
935 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
937 * config/sh/sh.c (find_barrier): Don't go past
938 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
940 2008-02-20 DJ Delorie <dj@redhat.com>
942 * config/h8300/h8300.md (insv): Force source operand to be a register.
944 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
945 as a jump, not as a plain insn.
947 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
949 * doc/invoke.texi (Warning Options): Add new option
950 -Wframe-larger-than=.
951 (-Wframe-larger-than): Document.
953 * flags.h (warn_frame_larger_than, frame_larger_than_size):
954 Add declarations for new option variables.
956 * final.c (final_start_function): Check the frame size
957 before emission and issue a Wframe-larger-than warning.
959 * opts.c (warn_frame_larger_than, frame_larger_than_size):
960 Add definitions for new option variables.
961 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
963 * common.opt (Wframe-larger-than=): New option.
965 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
968 (<sse>_div<mode>3): Ditto.
969 (<sse>_vmdiv<mode>3): Ditto.
970 (<sse>_vmsqrt<mode>2): Ditto.
971 (*smax<mode>3): Ditto.
972 (sse5_frcz<mode>2): Ditto.
973 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
976 2008-02-20 Richard Guenther <rguenther@suse.de>
979 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
980 be happy with INTEGRAL_TYPE_P.
982 2008-02-20 Richard Guenther <rguenther@suse.de>
984 * fold-const.c (split_tree): Associate floatig-point expressions
985 if flag_associative_math is set.
987 2008-02-20 Richard Guenther <rguenther@suse.de>
989 * tree.h (fold_real_zero_addition_p): Declare.
990 * fold-const.c (fold_real_zero_addition_p): Export.
991 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
992 floating-point operations with zero and one.
994 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
996 * doc/install.texi: Correct references to CFLAGS, replacing them
997 with BOOT_CFLAGS. Document flags used during bootstrap for
1000 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1003 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1004 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1006 (smin<mode>3): Ditto from similar patterns.
1007 (smax<mode>3): Ditto.
1008 (*ieee_smin<mode>3): Ditto.
1009 (*ieee_smax<mode>3): Ditto.
1010 * config/i386/sse.md (sse): New mode attribute.
1011 (mov<mode>): Macroize expander from movv4sf and movv2df using
1012 SSEMODEF2P mode iterator.
1013 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1014 SSE_VEC_FLOAT_MODE_P as insn constraint.
1015 (storent<mode>): Ditto.
1016 (storent<mode>): Macroize expander from storentsf and storentdf using
1017 MODEF mode iterator.
1018 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1019 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1020 (abs<mode>2): Ditto from similar patterns.
1021 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1022 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1023 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1024 (<sse>_vmsqrt<mode>2): Ditto.
1025 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1026 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1027 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1028 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1029 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1030 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1031 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1033 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1034 iterator and SSE_FLOAT_MODE_P as insn constraint.
1035 (<sse>_ucomi): Ditto from similar patterns.
1036 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1037 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1038 SSE_VEC_FLOAT_MODE_P as insn constraint.
1039 (vcond<mode>): Ditto from similar patterns.
1040 (and<mode>3, *and<mode>3): Ditto.
1041 (<sse>_nand<mode>3): Ditto.
1042 (ior<mode>3, *ior<mode>3): Ditto.
1043 (xor<mode>3, *xor<mode>3): Ditto.
1044 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1045 iterator and SSE_FLOAT_MODE_P as insn constraint.
1046 (*nand<mode>3): Ditto from similar patterns.
1047 (*ior<mode>3): Ditto.
1048 (*xor<mode>3): Ditto.
1050 2008-02-20 Ira Rosen <irar@il.ibm.com>
1052 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1053 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1054 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1056 2008-02-19 Jan Hubicka <jh@suse.cz>
1058 * predict.c (tree_bb_level_predictions): Remove variable next
1059 mistakely introduced by previous commit.
1061 2008-02-19 Jan Hubicka <jh@suse.cz>
1063 * predict.c (predict_paths_leading_to): Rewrite.
1064 (predict_paths_for_bb): New.
1065 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1067 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1070 * Makefile.in (build_file_translate): New.
1071 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1072 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1073 * configure.ac (build_file_translate): Substitute it.
1074 * configure: Regenerate.
1076 2008-02-19 Jan Hubicka <jh@suse.cz>
1078 PR rtl-optimization/34408
1079 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1082 2008-02-19 Jan Hubicka <jh@suse.cz>
1085 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1088 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1091 * config/i386/i386-modes.def: Revert the last DI alignment
1092 change until Ada people can look into it.
1094 2008-02-19 Nick Clifton <nickc@redhat.com>
1096 * opts.c (print_specific_help): Fix typo in --help text.
1098 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1101 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1102 32-bit inline asm without asm alternatives for host GCC < 3.0.
1104 2008-02-19 Richard Guenther <rguenther@suse.de>
1106 PR tree-optimization/34989
1107 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1108 Allow propagation to INDIRECT_REF if we can simplify only.
1110 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1112 * c-common.c (warn_for_collisions_1): Use appropriate option when
1115 2008-02-19 Nick Clifton <nickc@redhat.com>
1118 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1119 (handle_options): Fix indentation.
1120 (print_filtered_help): If no language-specific options were
1121 displayed tell the user how to list all the options supported by
1122 the language's front-end.
1123 (print_specific_help): Fix indentation and remove duplicate line.
1124 (common_handle_option): Handle the -v option.
1125 For --help enable the display of undocumented options if the -v
1126 switch has been included on the command line.
1127 For --help= check for overlaps in the arguments between the option
1128 classes and the language names and issue a warning when they
1129 cannot be disambiguated.
1130 * c.opt (v): Pass on to the common option handler.
1132 2008-02-19 Revital Eres <eres@il.ibm.com>
1134 * modulo-sched.c (sms_schedule): Change dump message when
1135 create_ddg function fails.
1136 (try_scheduling_node_in_cycle): Rename row to cycle.
1137 (print_partial_schedule): Rename CYCLE to ROW.
1139 2008-02-19 Christian Bruel <christian.bruel@st.com>
1140 Zdenek Dvorak <ook@ucw.cz>
1142 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1144 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1147 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1148 (*x86_movdicc_0_m1_se): Ditto.
1150 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1153 (CMPtype): Define as __gcc_CMPtype.
1154 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1155 (CMPtype): Define as __gcc_CMPtype.
1157 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1159 Support valgrind 3.3 for --enable-checking=valgrind.
1160 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1162 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1163 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1164 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1165 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1166 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1167 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1168 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1170 * ggc-zone.c: Similar.
1171 * ggc-page.c: Similar.
1173 2008-02-19 Paul Brook <paul@codesourcery.com>
1176 * config/arm/ieee754-df.S: Fix do_it typo.
1177 * config/arm/ieee754-sf.S: Fix do_it typo.
1179 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1183 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1184 (OPTION_MASK_ISA_SSE_SET): Likewise.
1185 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1186 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1187 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1188 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1189 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1190 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1191 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1192 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1193 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1194 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1195 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1196 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1197 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1198 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1199 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1200 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1201 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1202 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1203 (OPTION_MASK_ISA_SSE4): Removed.
1204 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1205 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1207 (override_options): Don't turn on implied SSE/MMX bits in
1210 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1215 2008-02-18 Joey Ye <joey.ye@intel.com>
1218 * tree-nested.c (insert_field_into_struct): Set type alignment
1219 to field alignment if the former is less than the latter.
1221 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1223 * BASE-VER: Set to 4.4.0.
1225 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1227 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1228 * doc/cfg.texi: Likewise.
1229 * doc/extend.texi: Likewise.
1230 * doc/gty.texi: Likewise.
1231 * doc/invoke.texi: Likewise.
1232 * doc/loop.texi: Likewise.
1233 * doc/md.texi: Likewise.
1234 * doc/passes.texi: Likewise.
1235 * doc/rtl.texi: Likewise.
1236 * doc/sourcebuild.texi: Likewise.
1237 * doc/tm.texi: Likewise.
1238 * doc/tree-ssa.texi: Likewise.
1240 2008-02-17 Richard Guenther <rguenther@suse.de>
1243 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1244 without default definition.
1246 2008-02-17 Richard Guenther <rguenther@suse.de>
1248 PR tree-optimization/35231
1249 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1252 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1256 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1257 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1258 libgcc_cmp_return mode.
1260 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1263 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1265 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1267 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1270 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1272 * doc/c-tree.texi: Use `@.' where appropriate.
1273 * doc/extend.texi: Likewise.
1274 * doc/install.texi: Likewise.
1275 * doc/invoke.texi: Likewise.
1276 * doc/loop.texi: Likewise.
1277 * doc/makefile.texi: Likewise.
1278 * doc/md.texi: Likewise.
1279 * doc/passes.texi: Likewise.
1280 * doc/standards.texi: Likewise.
1281 * doc/tm.texi: Likewise.
1283 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1286 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1288 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1289 rather than in entry_bb.
1291 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1293 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1294 libgcc_cmp_return mode.
1296 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1299 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1300 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1302 2008-02-15 Richard Guenther <rguenther@suse.de>
1303 Zdenek Dvorak <ook@ucw.cz>
1305 PR tree-optimization/35164
1306 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1307 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1308 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1309 Only propagate addresses which do not have abnormal SSA_NAMEs
1312 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1315 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1317 2008-02-15 Jan Hubicka <jh@suse.cz>
1320 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1322 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1325 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1326 when calculating alignment_pad.
1328 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1330 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1331 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1332 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1333 and STACK_BOUNDARY define.
1335 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1337 PR preprocessor/35061
1338 * c-pragma.c (handle_pragma_pop_macro): Check that
1339 pushed_macro_table has been allocated.
1341 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1344 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1345 (force_gimple_operand): Likewise.
1346 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1347 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1348 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1349 (find_interesting_uses_address): Check addressability and alignment
1350 of the base expression only after substituting bases of IVs into it.
1352 2008-02-14 Michael Matz <matz@suse.de>
1355 * function.c (instantiate_virtual_regs_in_insn): Reload address
1356 before falling back to reloading the whole operand.
1358 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1360 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1361 before the first section switch note.
1363 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1365 * doc/bugreport.texi: Update copyright years.
1366 * doc/c-tree.texi: Likewise.
1367 * doc/cfg.texi: Likewise.
1368 * doc/cpp.texi: Likewise.
1369 * doc/cppinternals.texi: Likewise.
1370 * doc/fragments.texi: Likewise.
1371 * doc/frontends.texi: Likewise.
1372 * doc/gcc.texi: Likewise.
1373 * doc/gty.texi: Likewise.
1374 * doc/hostconfig.texi: Likewise.
1375 * doc/implement-c.texi: Likewise.
1376 * doc/libgcc.texi: Likewise.
1377 * doc/loop.texi: Likewise.
1378 * doc/makefile.texi: Likewise.
1379 * doc/options.texi: Likewise.
1380 * doc/passes.texi: Likewise.
1381 * doc/rtl.texi: Likewise.
1382 * doc/sourcebuild.texi: Likewise.
1383 * doc/standards.texi: Likewise.
1384 * doc/tree-ssa.texi: Likewise.
1385 * doc/trouble.texi: Likewise.
1387 * doc/extend.texi: Use @: or add comma where appropriate.
1388 * doc/invoke.texi: Likewise.
1389 * doc/tm.texi: Likewise.
1391 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1394 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1397 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1399 * doc/md.texi (clz, ctz): Add reference.
1400 * doc/rtl.texi (clz, ctz): Likewise.
1402 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1405 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1408 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1410 * config/s390/s390.c (struct constant_pool): New field
1411 emit_pool_after added.
1412 (s390_mainpool_start): Set the emit_pool_after flag according
1413 to the section switch notes.
1414 (s390_mainpool_finish): Consider emit_pool_after when emitting
1415 the literal pool at the end of the function.
1416 (s390_chunkify_start): Force literal pool splits at section
1419 2008-02-13 Michael Matz <matz@suse.de>
1422 * var-tracking.c (clobber_variable_part): Correctly traverse the
1425 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1428 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1429 Add -fdump-ipa-inline.
1430 * tree-dump.c (dump_files): Remove tree-inlined dump.
1431 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1433 2008-02-12 Richard Guenther <rguenther@suse.de>
1435 PR tree-optimization/35171
1436 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1439 2008-02-12 Richard Guenther <rguenther@suse.de>
1442 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1443 value-preserving mode. Disallow final truncation.
1445 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1448 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1449 code from here to...
1450 (force_gimple_operand): ...here.
1452 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1455 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1456 non-compatible pointers.
1457 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1458 different FIELD_DECLs, try harder by comparing field offsets, sizes
1462 * function.c (match_asm_constraints_1): Don't replace the same input
1465 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1467 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1468 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1469 (expand_epilogue): Restore RAMPZ register.
1470 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1472 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1474 * config/i386/cygwin.asm: (__alloca): Correct calling
1475 convention and alignment.
1476 (__chkstk): Force 8 byte stack alignment.
1478 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1479 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/33992
1482 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1483 the zero we compare against.
1485 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1488 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1489 to CloseHandle after unlocking to prevent accumulation of handle
1492 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1495 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1496 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1497 and update LABEL_NUSES during and after reload.
1499 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1502 * combine.c (simplify_if_then_else): Make sure the comparison is
1503 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1505 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1508 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1509 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1510 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1511 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1512 * tree.h (get_type_static_bounds): Likewise.
1514 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1516 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1517 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1518 Make -Wfoo language annotations match what the compiler outputs.
1520 2008-02-08 Sa Liu <saliu@de.ibm.com>
1522 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1523 intrinsics spu_convts, spu_convtu, spu_convtf.
1524 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1526 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1528 * doc/extend.texi (Function Attributes) <noinline>: Mention
1529 asm ("") as method to keep calls.
1531 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1534 * doc/options.texi (Options): Replace references to opts.sh with
1536 * opts-common.c: Likewise.
1537 * optc-gen.awk: Likewise.
1539 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1541 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1543 2008-02-07 Richard Henderson <rth@redhat.com>
1546 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1547 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1550 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1552 PR tree-optimization/35085
1553 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1554 for operand entry oe2 in addition to operand entry oe3 in order to
1555 expose more opportunities for vectorizer sum reduction.
1557 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1560 * Makefile.in (LIBS): Remove $(GMPLIBS).
1561 (cc1-dummy, cc1): Add $(GMPLIBS).
1563 2008-02-06 Jan Hubicka <jh@suse.cz>
1566 * i386.md (moddf_integer): Do not produce partial memory stalls for
1567 targets where it hurts.
1569 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1572 * optabs.c (expand_float): Do not check for decimal modes when
1573 expanding unsigned integer through signed conversion.
1575 2008-02-06 Nick Clifton <nickc@redhat.com>
1577 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1578 inside the clobber with a match_operand and duplicated operand
1579 number in the constraint.
1580 (ineqbranchsi): Delete redundant comment.
1582 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1584 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1585 builtin_define ("__USE_INIT_FINI__").
1586 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1588 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1590 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1592 PR documentation/30330
1593 * doc/invoke.texi (C++ Dialect Options)
1594 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1595 For each warning option -Wfoo that allows -Wno-foo, ensure both
1596 -Wfoo and -Wno-foo are listed in the option index. Fix index
1597 entry of -Wswitch-default, index -Wnormalized= including the
1598 `=', and -Wlarger-than-@var{len} including @var{len}.
1600 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (floatunssisf2): Use
1603 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1604 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1605 Macroize expander using MODEF mode iterator.
1607 2008-02-05 Diego Novillo <dnovillo@google.com>
1609 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1612 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1614 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1617 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1619 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1622 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1623 to indicate if a message should be generated.
1624 (init_cumulative_args): Updated.
1625 (function_value_32): Likewise.
1627 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1629 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1631 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1634 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1635 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1637 2008-02-04 Diego Novillo <dnovillo@google.com>
1639 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1642 * tree-vrp.c (vrp_evaluate_conditional): With
1643 -Wtype-limits, emit a warning when comparing against a
1644 constant outside the natural range of OP0's type.
1646 2008-02-04 Richard Guenther <rguenther@suse.de>
1649 * expr.c (count_type_elements): Give for unions instead of
1652 2008-02-04 Richard Guenther <rguenther@suse.de>
1655 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1656 to TYPE_DOMAINs base type instead of using bitsizetype here.
1658 2008-02-03 Jason Merrill <jason@redhat.com>
1660 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1662 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1665 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1666 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1667 (RS/6000 and PowerPC Options): Fix typos and markup.
1668 * doc/passes.texi (Tree-SSA passes): Likewise.
1670 2008-02-02 Michael Matz <matz@suse.de>
1673 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1674 from record_last_reg_set_info.
1675 (record_last_reg_set_info): Take an RTX argument, iterate over all
1676 constituent hardregs.
1677 (record_last_set_info, record_opr_changes): Change calls to
1678 new signature or to record_last_reg_set_info_regno.
1680 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1682 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1684 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1686 PR rtl-optimization/34773
1687 * reg-notes.def (EQUAL): Mention significance of combination of
1688 REG_EQUAL and REG_RETVAL.
1689 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1690 insn that has a REG_RETVAL.
1692 2008-02-01 Roger Sayle <roger@eyesopen.com>
1695 * configure.ac (--enable-fixed-point): Disable unless explicitly
1697 * configure: Regenerate.
1699 2008-02-01 Richard Guenther <rguenther@suse.de>
1702 * invoke.texi (-finline-limit): Remove no longer true parts
1703 of the documentation. Note that there is no default value.
1705 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1706 Mark Mitchell <mark@codesourcery.com>
1707 Ben Elliston <bje@au.ibm.com>
1710 * doc/extend.texi (Other Builtins): Document.
1712 2008-01-31 Tom Browder <tom.browder@gmail.com>
1714 * doc/c-tree.texi (Types): Fix grammar.
1715 (Expression trees): Ditto.
1716 * doc/passes.texi (Tree-SSA passes): Ditto.
1718 * doc/configterms.texi (Configure Terms): Fix typo.
1719 * doc/cpp.texi (Common Predefined Macros): Ditto.
1720 * doc/md.texi (Machine Constraints): Ditto.
1722 * doc/makefile.texi (Makefile): Add comma.
1724 2008-01-31 Tom Browder <tom.browder@gmail.com>
1725 Gerald Pfeifer <gerald@pfeifer.com>
1727 * doc/sourcebuild.texi (Front End): Remove references to CVS
1728 and CVSROOT/modules.
1729 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1730 (Back End): Remove reference to CVS.
1732 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1735 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1737 (mips16_gp_pseudo_reg): ...here.
1738 * config/mips/mips.md (load_const_gp): Replace with...
1739 (load_const_gp_<mode>): ...this :P-based insn.
1741 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1743 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1744 options. Minor fixes.
1745 (-std): Move reference to standards closer to where language
1746 standards are first mentioned.
1748 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1750 PR rtl-optimization/34995
1751 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1752 parameter and return a bool. If the rtx parameter is nonnull,
1753 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1754 (find_reloads): Update call accordingly. Pass the new operand
1755 if it needed no address reloads, otherwise pass null.
1757 2008-01-30 Richard Henderson <rth@redhat.com>
1760 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1761 for unbounded arrays.
1763 2008-01-30 Silvius Rus <rus@google.com>
1765 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1767 2008-01-30 Jan Hubicka <jh@suse.cz>
1770 * i386.c (init_cumulative_args): Use real function declaration when
1773 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1775 PR rtl-optimization/34998
1776 * global.c (build_insn_chain): Treat non-subreg_lowpart
1777 SUBREGs of pseudos as clobbering all the words covered by the
1778 SUBREG, not just all the bytes.
1779 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1780 original df_ref rather than an extract parameter.
1781 (global_conflicts): Update call accordingly.
1783 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1785 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1786 the overflow check to make it easier to read.
1787 (__fixtfdi): Change the type of the ll member in union
1788 long_double to UDItype_x.
1790 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1793 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1794 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1795 * tree-inline.c (fold_marked_statements): Call
1796 cgraph_update_edges_for_call_stmt if folding a call statement.
1797 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1798 debug_generic_stmt calls, reset it back afterwards.
1801 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1803 * c-typeck.c (build_external_ref): Don't pedwarn about
1804 static vars in current function's scope.
1806 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1808 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1810 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1813 * ipa-struct-reorg.c: Fix spelling.
1814 * params.def: Ditto.
1816 2008-01-29 Richard Guenther <rguenther@suse.de>
1819 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1821 * tree-inline.c (remap_type): Increment remapping_type_depth
1822 around remapping types.
1823 (copy_body_r): Only add referenced variables if they are referenced
1824 from code, not types.
1826 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1837 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1838 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1840 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1843 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1844 pointer for tiny stack.
1846 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1848 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1850 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1852 * config/vx-common.h: Fix typo in comment.
1854 2008-01-28 Ian Lance Taylor <iant@google.com>
1858 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1859 coalesce pointers if they have different DECL_NO_TBAA_P values.
1860 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1861 between variables with different DECL_NO_TBAA_P values.
1863 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1866 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1867 are not legitimate small data references on SPE targets.
1869 2008-01-28 David Daney <ddaney@avtrex.com>
1871 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1873 2008-01-28 David Daney <ddaney@avtrex.com>
1875 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1877 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1879 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1880 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1881 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1882 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1883 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1884 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1885 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1886 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1888 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1890 * basic-block.h (condjump_equiv_p): Fix comment.
1892 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1894 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1895 print_generic_stmt_indented): Fix comment.
1897 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1899 * configure.ac (__stack_chk_fail): Add detecion for availability
1900 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1901 * configure: Regenerate.
1903 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1906 * final.c (output_addr_const): Handle TRUNCATE.
1908 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1911 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1912 (zero_cost, infinite_cost): New constants.
1913 (struct cost_pair): Change type of cost to comp_cost.
1914 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1915 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1917 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1918 split_address_cost, ptr_difference_cost, difference_cost,
1919 get_computation_cost_at, get_computation_cost,
1920 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1921 determine_use_iv_cost_condition, determine_use_iv_costs,
1922 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1923 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1924 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1925 Change type of cost to comp_cost.
1926 (determine_iv_cost): Increase cost of non-original ivs, instead
1927 of decreasing the cost of original ones.
1928 (get_address_cost): Indicate the complexity of the addressing mode
1930 (try_add_cand_for): Prefer using ivs not specific to some object.
1931 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1933 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1934 Janis Johnson <janis187@us.ibm.com>
1937 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1938 (TARGET_INSTANTIATE_DECLS): Likewise.
1939 * target.h (expand_to_rtl_hook): New target hook.
1940 (instantiate_decls): Likewise.
1941 * function.c (instantiate_decl): Make non-static. Rename to...
1942 (instantiate_decl_rtl): ... this.
1943 (instantiate_expr): Use instantiate_decl_rtl.
1944 (instantiate_decls_1): Likewise.
1945 (instantiate_decls): Likewise.
1946 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1947 * function.h (instantiate_decl_rtl): Add prototype.
1948 * cfgexpand.c (target.h): New include.
1949 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1950 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1951 (TARGET_INSTANTIATE_DECLS): Likewise.
1952 (TARGET_INITIALIZER): New target hooks added.
1953 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1955 * config/rs6000/rs6000.c (tree-flow.h): New include.
1956 (machine_function): Add sdmode_stack_slot field.
1957 (rs6000_alloc_sdmode_stack_slot): New function.
1958 (rs6000_instantiate_decls): Likewise.
1959 (rs6000_secondary_memory_needed_rtx): Likewise.
1960 (rs6000_check_sdmode): Likewise.
1961 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1962 (TARGET_INSTANTIATE_DECLS): Likewise.
1963 (rs6000_hard_regno_mode_ok): Allow SDmode.
1964 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1965 (rs6000_emit_move): Handle SDmode.
1966 (function_arg_advance): Likewise.
1967 (function_arg): Likewise.
1968 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1969 SDmode var args for 32-bit compiles.
1970 (rs6000_secondary_reload_class): Handle SDmode.
1971 (rs6000_output_function_epilogue): Likewise.
1972 (rs6000_function_value): Simplify if statement.
1973 (rs6000_libcall_value): Likewise.
1974 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1975 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1976 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1977 (movsd_hardfloat): New define_insn.
1978 (movsd_softfloat): Likewise.
1979 (movsd_store): Likewise.
1980 (movsd_load): Likewise.
1981 (extendsddd2): Likewise.
1982 (extendsdtd2): Likewise.
1983 (truncddsd2): Likewise.
1984 (movdd_hardfloat64): Fixup comment.
1985 (UNSPEC_MOVSD_LOAD): New constant.
1986 (UNSPEC_MOVSD_STORE): Likewise.
1988 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1991 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1993 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1994 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1995 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1998 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2001 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2002 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2003 __LONGDOUBLE128 too.
2004 * config/rs6000/aix61.h: New file.
2006 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2008 PR rtl-optimization/34959
2009 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2010 popcount and parity rtxes the same mode as their operand.
2011 Truncate or extend the result to the return value's mode
2014 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2017 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2018 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2019 to GOT_VERSION_REGNUM.
2020 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2021 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2022 * config/mips/mips.c (mips_emit_call_insn): New function.
2023 (mips_call_tls_get_addr): Call mips_expand_call directly.
2024 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2026 (mips16_build_call_stub): Likewise. Return the call insn or null.
2027 (mips_expand_call): Update the call to mips16_build_call_stub
2028 accordingly and a remove redundant condition. Assert that MIPS16
2029 stubs do not use lazy binding. Use mips_emit_call_insn and return
2031 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2033 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2034 (mips_avoid_hazard): Remove hazard_set handling.
2035 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2036 (UNSPEC_RESTORE_GP): ...this.
2037 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2038 (FAKE_CALL_REGNO): Rename to...
2039 (GOT_VERSION_REGNUM): ...this.
2040 (type): Add "ghost" value. Add an associated insn reservation.
2041 (hazard_set): Remove.
2042 (exception_receiver): Rename to...
2043 (restore_gp): ...this and update the unspec identifier accordingly.
2044 (exception_receiver, nonlocal_got_receiver): New expanders.
2045 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2046 FAKE_CALL_REGNO. Remove hazard_set attribute.
2047 (set_got_version, update_got_version): New patterns.
2049 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2052 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2054 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2057 * doc/install.texi2html: Generate gcc-vers.texi.
2059 2008-01-25 DJ Delorie <dj@redhat.com>
2061 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2063 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2065 * config/c4x: Remove directory.
2066 * config.gcc (crx-*, mt-*): Mark obsolete.
2067 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2068 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2069 sh-*-rtemscoff*): Remove cases.
2070 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2071 * real.c (encode_c4x_single, decode_c4x_single,
2072 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2073 c4x_extended_format): Remove.
2074 * real.h (c4x_single_format, c4x_extended_format): Remove.
2075 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2077 (Pragmas): Remove comment about c4x pragmas.
2078 * doc/install.texi (c4x): Remove target-specific instructions.
2079 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2080 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2081 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2082 refer to C4x source files as examples.
2083 (C4X_FLOAT_FORMAT): Remove documentation.
2085 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2087 * config/bfin/bfin.c (override_options): Reorder tests so that
2088 flag_pic gets enabled for -msep-data.
2090 2008-01-25 Richard Guenther <rguenther@suse.de>
2093 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2094 to its bitfield precision if required.
2096 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2099 * tree-nested.c (walk_omp_for): New function.
2100 (convert_nonlocal_reference, convert_local_reference): Call
2101 walk_omp_for on OMP_FOR.
2102 (convert_call_expr): Call walk_body on OMP_FOR's
2103 OMP_FOR_PRE_INIT_BODY.
2105 2008-01-25 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/34966
2108 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2109 default defs and PHI_NODEs we have to insert after the
2112 2008-01-24 Nick Clifton <nickc@redhat.com>
2114 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2115 Provide a default definition.
2116 (LIBGCC2_UNITS_PER_WORD): Likewise.
2118 * config/stormy16/stormy16.c: Include df.h for the prototype
2119 for df_regs_ever_live_p.
2120 (xstormy16_expand_builtin_va_start): Convert the stack offset
2121 into a component_ref and then use POINTER_PLUS_EXPR to add it
2122 to the incoming_virtual_args_rtx.
2123 (xstormy16_gimplify_va_arg_expr): Rename to
2124 xstormy16_gimplify_va_arg_expr.
2125 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2126 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2127 xstormy16_gimplify_va_arg_expr.
2128 Fix up some formatting issues.
2130 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2131 Move to predicates.md.
2132 (xs_hi_general_operand): Likewise.
2133 (xs_hi_nonmemory_operand): Likewise.
2134 * config/stormy16/predicates.md:
2135 (xstormy16_carry_plus_operand): New predicate.
2136 (xs_hi_general_operand): New predicate.
2137 (xs_hi_nonmemory_operand): New predicate.
2138 * config/stormy16/stormy16-protos.h:
2139 (xstormy16_carry_plus_operand): Delete prototype.
2140 (xs_hi_general_operand): Likewise.
2141 (xs_hi_nonmemory_operand): Likewise.
2143 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2144 modifiers as they are no longer needed and they can trigger
2145 reload spill failures.
2147 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2148 with a match_operand in order to help reload.
2150 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2151 constraint with 'e' for the 8th alternative as this version of
2152 the mov.w instruction only accepts the lower 8 registers.
2154 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2157 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2158 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2161 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2164 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2166 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2168 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2170 (remove_structure): Update allocations list before removing structure.
2172 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2174 * ipa-struct-reorg.c (is_safe_cond_expr,
2175 create_new_stmts_for_cond_expr): Use integer_zerop function,
2176 that recognize not only zero-pointer, but zero-integer too.
2178 2008-01-25 Ben Elliston <bje@au.ibm.com>
2181 * fixproto: Escape "." in sed expression that strips leading "./".
2183 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2186 * gcc.c (SWITCH_OK): Removed.
2187 (SWITCH_LIVE): Changed to bit.
2188 (SWITCH_FALSE): Likewise.
2189 (SWITCH_IGNORE): Likewise.
2190 (switchstr): Change live_cond to unsigned int.
2191 (process_command): Replace SWITCH_OK with 0.
2192 (do_self_spec): Likewise.
2193 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2194 (give_switch): Likewise.
2195 (used_arg): Likewise.
2196 (do_spec_1): Set the SWITCH_IGNORE bit.
2197 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2198 bits. Set the SWITCH_LIVE bit.
2200 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2202 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2204 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2206 PR tree-optimization/34472
2207 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2208 parameter to a "bool *" and set *DATA to false if there is
2209 an unsafe access. Do not delete the structure here.
2210 (check_cond_exprs): Delete it here instead.
2211 (check_cond_exprs, exclude_cold_structs): Do not increase
2212 I when removing a structure.
2214 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2217 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2218 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2220 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2223 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2224 a fixed vector for stack.
2226 2008-01-24 Ben Elliston <bje@au.ibm.com>
2229 * doc/gcc.texi (Software development): Add a direntry for g++.
2231 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2233 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2234 stale and straggling -fforce-addr comments above.
2236 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2238 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2239 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2241 2008-01-23 Michael Matz <matz@suse.de>
2244 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2247 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2249 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2252 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2254 * config/avr/avr.c (avr_current_arch): New variable.
2255 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2256 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2257 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2258 (avr_override_options): Init 'avr_current_arch'.
2259 (base_arch_s): Move from here...
2260 * config/avr/avr.h (base_arch_s): ... here. Add new members
2261 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2262 'mega' to 'have_jmp_call'.
2263 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2264 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2266 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2268 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2269 MULTILIB_MATCHES): (Ditto.).
2271 2008-01-23 Richard Guenther <rguenther@suse.de>
2274 * cgraphunit.c (cgraph_reset_node): Always mark the node
2275 not reachable if it is not queued already.
2277 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2279 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2280 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2281 (cputype_selected): New static variable.
2282 (bfin_handle_option): Set it if -mcpu is used.
2283 (override_option): Select default set of workarounds if no cpu type
2284 selected on the command line.
2285 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2287 From Michael Frysinger <michael.frysinger@analog.com>
2288 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2289 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2291 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2292 for bf547, bf523, bf524, and bf526.
2293 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2295 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2296 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2297 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2298 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2299 * doc/invoke.texi (Blackfin Options): Document that
2300 -mcpu now accept bf547, bf523, bf524, and bf526.
2302 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2304 PR rtl-optimization/34628
2305 * combine.c (try_combine): Stop and undo after the first combination
2306 if an autoincrement side-effect on the first insn has effectively
2309 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2312 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2313 Offset addresses are not valid for Altivec or paired float modes.
2315 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2318 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2319 if DECL_INITIAL (decl) is error_mark_node.
2322 * c-common.c (handle_vector_size_attribute): Only allow
2323 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2324 the same way as pointer, array etc. types.
2325 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2328 * tree.c (build_type_attribute_qual_variant): Call
2329 build_qualified_type if attributes are equal, but quals are not.
2331 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2334 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2335 * flags.h (warn_strict_aliasing): Remove.
2336 (warn_strict_overflow): Remove.
2337 * opts.c (warn_strict_aliasing): Remove.
2338 (warn_strict_overflow): Remove.
2339 * c-opts.c (c_common_handle_option): -Wall only sets
2340 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2341 (c_common_post_options): Give default values to -Wstrict-aliasing
2342 and -Wstrict-overflow if they are uninitialized.
2343 * common.opt (Wstrict-aliasing): Specify Var and Init.
2344 (Wstrict-overflow): Likewise.
2346 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2348 PR rtl-optimization/26854
2349 PR rtl-optimization/34400
2350 PR rtl-optimization/34884
2351 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2353 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2354 (df_rd_bb_info.expanded_lr_out): Deleted
2355 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2356 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2357 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2358 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2359 Removed code to allocate, initialize or free expanded_lr_out.
2360 (df_rd_bb_local_compute_process_def): Restructured to make more
2362 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2363 sets if the sets are being trimmed.
2365 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2368 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2369 (as_vers): Likewise.
2370 * configure: Regenerated.
2372 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2375 * tree-pass.h (pass_build_alias): New pass.
2376 * tree-ssa-alias.c (gate_build_alias): New.
2377 (pass_build_alias): New.
2378 * passes.c (init_optimization_passes): Add pass_build_alias after
2379 pass_create_structure_vars.
2381 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2383 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2384 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2385 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2386 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2387 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2388 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2389 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2390 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2391 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2392 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2393 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2394 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2395 * config/s390/s390.md (FP_ALL): New mode iterator.
2396 (_d): New mode attribute.
2397 ("*signbit<mode>2>"): Changed mode of first operand.
2398 ("isinf<mode>2"): Changed mode of first operand.
2399 ("*TDC_insn"): Adaptation for DFP modes.
2401 2008-01-22 Ben Elliston <bje@au.ibm.com>
2403 * tree.c (check_qualified_type): Improve function description.
2405 2008-01-21 Jason Merrill <jason@redhat.com>
2408 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2409 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2412 2008-01-21 DJ Delorie <dj@redhat.com>
2414 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2417 2008-01-21 Richard Guenther <rguenther@suse.de>
2420 * tree-cfg.c (verify_expr): Allow all invariant expressions
2421 instead of just constant class ones as reference argument.
2422 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2423 like any other constant.
2424 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2426 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2428 * regmove.c (fixup_match_1): Update call crossed frequencies.
2430 2008-01-21 Richard Guenther <rguenther@suse.de>
2433 * tree-inline.c (setup_one_parameter): Deal with mismatched
2434 types using a VIEW_CONVERT_EXPR.
2436 2008-01-21 Alon Dayan <alond@il.ibm.com>
2437 Olga Golovanevsky <olga@il.ibm.com>
2439 PR tree-optimization/34701
2440 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2441 when the structure size is not a power of 2.
2443 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2445 * doc/install.texi: Add doc for --enable-checking=df.
2447 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2449 PR rtl-optimization/34808
2450 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2452 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2454 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2457 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2459 PR rtl-optimization/26854
2460 PR rtl-optimization/34400
2461 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2463 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2464 (df_rd_bb_info.expanded_lr_out): New.
2465 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2466 * loop_iv.c (iv_analysis_loop_init): Ditto.
2467 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2468 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2469 Added code to allocate, initialize or free expanded_lr_out.
2470 (df_rd_bb_local_compute_process_def): Restructured to make
2471 more understandable.
2472 (df_rd_confluence_n): Add code to do nothing with fake edges and
2473 code to no apply invalidate_by_call sets if the sets are being trimmed.
2474 (df_lr_local_finalize): Renamed to df_lr_finalize.
2475 (df_live_local_finalize): Renamed to df_live_finalize.
2477 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2480 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2481 deciding whether to use reciprocal instructions.
2483 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2485 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2486 dwarf2out_note_section_used if cold_text_section is NULL.
2488 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2490 PR gcov-profile/34610
2491 * tree-cfg.c (make_edges): Mark both outgoing edges from
2492 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2493 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2494 from OMP_FOR and OMP_CONTINUE outgoing edges.
2496 * tree-profile.c (tree_profiling): Return early if
2497 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2499 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2500 from cfun to child_cfun.
2501 * function.h (struct function): Add after_tree_profile bit.
2503 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2505 * config/avr/avr.S (_exit): Disable interrupt.
2507 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2508 Steven Bosscher <stevenb.gcc@gmail.com>
2510 PR rtl-optimization/26854
2511 PR rtl-optimization/34400
2512 * df-problems.c (df_live_scratch): New scratch bitmap.
2513 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2514 (df_live_reset): Clear the proper bitmaps.
2515 (df_live_bb_local_compute): Only process the artificial defs once
2516 since the order is not important.
2517 (df_live_init): Init the df_live sets only with the variables
2518 found live by df_lr.
2519 (df_live_transfer_function): Use the df_lr sets to prune the
2520 df_live sets as they are being computed.
2521 (df_live_free): Free df_live_scratch.
2523 2008-01-18 Ian Lance Taylor <iant@google.com>
2525 * common.opt: Add fmerge-debug-strings.
2526 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2527 flag_merge_debug_strings rather than flag_merge_constants.
2528 * doc/invoke.texi (Option Summary): Mention
2529 -fmerge-debug-strings.
2530 (Debugging Options): Document -fmerge-debug-strings.
2532 2008-01-18 Ian Lance Taylor <iant@google.com>
2535 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2536 (struct tree_function_decl): Add new field operator_new_flag.
2537 * tree-inline.c (expand_call_inline): When inlining a call to
2538 operator new, force the return value to go into a variable, and
2539 set DECL_NO_TBAA_P on that variable.
2540 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2542 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2545 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2546 DWARF2_DEBUGGING_INFO.
2547 (dwarf2out_note_section_used): Ditto. Add prototype.
2548 (have_multiple_function_sections, text_section_used,
2549 cold_text_section_used, *cold_text_sections): Move declarations
2552 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2554 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2555 field and add signal_ra.
2556 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2557 assignments to frame state pc. Move end of stack check after
2558 MD_FALLBACK_FRAME_STATE_FOR.
2559 (uw_update_context_1): Use frame state signal_regs if set, instead
2560 of checking signal_frame flag.
2561 (uw_update_context): Use frame state signal_ra if set.
2562 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2563 * config/xtensa/linux-unwind.h: New file.
2565 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2567 * modulo-sched.c (get_sched_window): Fix comment typo.
2569 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2571 PR tree-optimization/34648
2572 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2574 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2576 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2577 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2579 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2581 PR rtl-optimization/34400
2582 * df-core.c (df_worklist_dataflow_overeager,
2583 df_worklist_dataflow_doublequeue): New functions.
2584 (df_worklist_dataflow): Two different worklist solvers.
2585 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2588 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2591 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2592 and ftree-parallelize-loops.
2594 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2596 PR rtl-optimization/34826
2597 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2599 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2601 * global.c (find_reg): Mark the eh regs as used if necessary.
2602 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2603 * ra.h (struct allocno): no_eh_reg field added. Changed
2604 no_stack_reg type to bitfield.
2606 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2608 * tree.c (substitute_in_expr): Add missing 'break'.
2610 2008-01-17 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/34825
2613 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2614 x / x as division to handle.
2616 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2618 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2619 "-pthread" is specified.
2620 * pa-hpux11.h (LIB_SPEC): Likewise.
2622 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2623 Peter Bergner <bergner@vnet.ibm.com>
2625 PR rtl-optimization/33796
2626 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2628 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2630 PR libgfortran/34699
2631 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2633 * pa-hpux10.h (LINK_SPEC): Likewise.
2634 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2636 2008-01-16 Richard Guenther <rguenther@suse.de>
2639 * fold-const.c (fold_convert_const_int_from_int): Do not
2640 set overflow if that occured only because of a sign extension
2641 change when converting from/to a sizetype with the same
2642 precision and signedness.
2644 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2647 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2648 location address to the correct place. Update copyright year.
2650 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2652 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2653 no dependences in the dependence_relations vector.
2655 2008-01-16 Jan Hubicka <jh@suse.cz>
2657 PR rtl-optimization/31396
2658 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2659 * cfg.c (dump_reg_info): Print it.
2660 * regs.h (struct reg_info_t): add freq_calls_crossed.
2661 (REG_FREQ_CALLS_CROSSED): New macro.
2662 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2663 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2664 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2665 regmove_optimize): Update call crossed frequencies.
2666 * local-alloc.c (struct qty): Add freq_calls_crossed.
2667 (alloc_qty): Copute freq_calls_crossed.
2668 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2669 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2670 * ra.h (struct allocno): Add freq_calls_crossed.
2672 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2674 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2675 libgomp when compiling with ftree-parallelize-loops.
2676 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2678 2008-01-16 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/34769
2681 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2682 * tree.c (int_cst_value): Instead make this function more
2683 permissive in what it accepts as valid input. Document this
2684 function always sign-extends the value.
2686 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2687 Richard Guenther <rguenther@suse.de>
2690 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2691 (gimple_fold_indirect_ref_rhs): ... this.
2692 (gimple_fold_indirect_ref): New function with foldings
2693 that preserve lvalueness.
2694 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2695 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2696 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2697 to fold an INDIRECT_REF, fall back to the old use of
2698 fold_indirect_ref_1.
2700 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2702 * tree-data-ref.c (subscript_dependence_tester_1): Call
2703 free_conflict_function.
2704 (compute_self_dependence): Same.
2706 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2709 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2710 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2712 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2713 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2714 for DWARF2_UNWIND_INFO targets.
2716 2008-01-16 Richard Guenther <rguenther@suse.de>
2719 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2720 type qualifiers for function types.
2722 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2724 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2725 loop_iterator li from previous commit.
2727 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2729 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2731 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2733 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2734 (parallelize_loops): Don't parallelize irreducible components.
2736 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2739 * c-opts (c_common_post_options): Do not enable CPP
2740 flag_pedantic_errors by default.
2742 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2744 PR rtl-optimization/31944
2745 * cse.c (remove_pseudo_from_table): New function.
2746 (merge_equiv_classes): Use above function to remove pseudo-registers.
2747 (invalidate): Likewise.
2749 2008-01-13 Richard Guenther <rguenther@suse.de>
2752 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2753 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2755 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2757 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2758 validate_change to unshare the source of the PC set.
2760 2008-01-12 Jan Hubicka <jh@suse.cz>
2763 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2764 references above array bounds. This might trigger bounds checks for
2767 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2769 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2770 new_replaceable_dependencies.
2772 2008-01-12 Doug Kwan <dougkwan@google.com>
2774 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2775 instead of OPT_Wreturn_type in warning due to ignored return type
2777 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2778 options included in -Wextra.
2779 * c.opt: New option -Wignored_qualifiers.
2780 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2781 -Wignore_qualifiers.
2782 (-Wignored-qualifiers): Document.
2783 (-Wreturn-type): Remove description of functionality now handled
2784 by -Wignored-qualifiers.
2786 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2789 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2790 NOP_EXPR if it is between integral types with the same precision.
2792 2008-01-12 Jan Hubicka <jh@suse.cz>
2795 * invoke.texi (max-inline-recursive-depth): Fix default value.
2797 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2799 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2802 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2804 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2806 2008-01-11 James E. Wilson <wilson@specifix.com>
2809 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2811 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2813 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2814 save/restore frame pointer register and don't use 'call-prologues'
2815 optimization in function with "OS_task" attribute.
2817 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2820 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2821 when copying to memory.
2823 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2825 PR rtl-optimization/30905
2826 * cfgcleanup.c: Include dce.h
2827 (crossjumps_occured): New global variable.
2828 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2829 If something changed, set crossjumps_occured to true.
2830 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2831 Don't add/remove fake edges to exit here...
2832 (cleanup_cfg): ...but do it here, when crossjumping.
2833 Run a fast DCE when successful crossjumps occured in the latest
2834 iteration of try_optimize_cfg.
2836 2008-01-11 Richard Guenther <rguenther@suse.de>
2838 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2839 (struct vn_unary_op_s): Likewise.
2840 (vn_reference_insert): Free old reference on hash collision.
2842 2008-01-10 Raksit Ashok <raksit@google.com>
2844 PR rtl-optimization/27971
2845 * combine.c (find_split_point): Split PLUS expressions which are
2846 inside a MEM rtx, and whose first operand is complex.
2848 2008-01-10 DJ Delorie <dj@redhat.com>
2850 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2851 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2852 (m32c_hard_regno_ok): Call the underlying function.
2854 2008-01-10 Richard Guenther <rguenther@suse.de>
2857 * tree-cfg.c (tree_merge_blocks): Do not go through the
2858 full-blown folding and stmt updating path if we just deal
2859 with virtual operands.
2860 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2861 test for abnormal SSA_NAMEs.
2863 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2866 * reload.c (push_reload): Add assertions. All constants from
2867 reg_equiv_constant should have been used for replacing the respective
2869 (find_reloads_address): Invoke find_reloads_address_part for
2870 constant taken from the reg_equiv_constant array.
2872 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2874 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2875 field (valnum) the first in the struct. Replace bools with
2878 2008-01-10 Richard Guenther <rguenther@suse.de>
2880 PR tree-optimization/34651
2881 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2882 types and ordering for masking and converting.
2884 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2886 PR tree-optimization/34017
2887 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2888 also for PHI_NODE expressions.
2890 2008-01-09 Jan Hubicka <jh@suse.cz>
2892 PR tree-optimization/34708
2893 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2894 based on number of case labels.
2895 (init_inline_once): Remove switch_cost.
2896 * tree-inline.h (eni_weights_d): Remove switch_cost.
2898 2008-01-09 Richard Guenther <rguenther@suse.de>
2899 Andrew Pinski <andrew_pinski@playstation.sony.com>
2902 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2903 temporary if an rvalue is ok or an lvalue is not required.
2905 2008-01-09 Richard Guenther <rguenther@suse.de>
2908 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2911 2008-01-09 Richard Guenther <rguenther@suse.de>
2914 * tree.c (host_integerp): Check for sizetype only if the
2915 type is an integer type.
2917 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2920 * opts.c (decode_options): Disable inlining of functions called
2921 once if not in unit-at-a-time mode.
2923 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2925 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2927 2008-01-08 Richard Guenther <rguenther@suse.de>
2930 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2931 out early if the result will be unused.
2933 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2938 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2942 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2944 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2945 for vectorization tuned.
2947 2008-01-08 Richard Guenther <rguenther@suse.de>
2949 PR tree-optimization/34683
2950 * tree-ssa-operands.c (operand_build_cmp): Export.
2951 * tree-ssa-operands.h (operand_build_cmp): Declare.
2952 * tree-vn.c (vuses_compare): Remove.
2953 (sort_vuses): Use operand_build_cmp.
2954 (sort_vuses_heap): Likewise.
2955 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2956 to re-use old VEC if available. Do not sort already sorted VUSEs.
2957 (vdefs_to_vec): Do not sort already sorted VDEFs.
2959 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2962 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2964 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2967 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2968 limitations of reciprocal sequences on x86 targets.
2970 2008-01-08 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/34683
2973 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2975 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2978 * config/darwin.c (darwin_mergeable_string_section): Don't use
2979 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2981 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2984 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2985 negxf2. Macroize expander using X87MODEF mode iterator. Change
2986 predicates of op0 and op1 to register_operand.
2987 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2988 expander using X87MODEF mode iterator. Change predicates of
2989 op0 and op1 to register_operand.
2990 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2991 corresponding patterns and macroize using MODEF macro. Change
2992 predicates of op0 and op1 to register_operand and remove
2993 "m" constraint. Disparage "r" alternative with "!".
2994 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2995 macroize using X87MODEF macro. Change predicates of op0 and op1
2996 to register_operand and remove "m" constraint. Disparage "r"
2997 alternative with "!".
2998 (absneg splitter with memory operands): Remove.
2999 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3000 patterns and macroize using X87MODEF mode iterator.
3001 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3002 Change predicate of op1 to register_operand.
3003 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3004 for memory operands.
3006 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3008 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3010 2008-01-07 Richard Guenther <rguenther@suse.de>
3012 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3015 2008-01-07 Richard Guenther <rguenther@suse.de>
3017 PR tree-optimization/34683
3018 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3019 VOPs of the needed size to save memory. Use VEC_quick_push
3020 to save compile-time.
3021 (vdefs_to_vec): Likewise.
3023 2008-01-07 Sa Liu <saliu@de.ibm.com>
3025 * config/spu/spu.md (divdf3): Genetate inline code for double
3026 division. The implementation doesn't handle INF or NAN, therefore it
3027 only applies when -ffinite-math-only is given.
3029 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3032 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3033 * doc/cpp.texi ([Common Predefined Macros]): Document.
3035 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3037 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3038 order to use commutative addition instead of subtraction.
3040 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3041 Mircea Namolaru <namolaru@il.ibm.com>
3042 Vladimir Yanovsky <yanov@il.ibm.com>
3043 Revital Eres <eres@il.ibm.com>
3045 PR tree-optimization/34263
3046 * tree-outof-ssa.c (process_single_block_loop_latch,
3047 contains_tree_r): New functions.
3048 (analyze_edges_for_bb): Call process_single_block_loop_latch
3049 function to empty single-basic-block latch block if possible.
3051 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3053 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3055 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3057 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3059 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3061 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3063 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3065 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3067 PR tree-optimization/34618
3068 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3071 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3075 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3076 Update copyright year.
3078 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3079 Update copyright year.
3080 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3083 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3085 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3086 edge does not point to current bb before changing need_assert.
3088 2008-01-04 Richard Guenther <rguenther@suse.de>
3091 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3092 for verifying purposes if they are is_gimple_min_invariant.
3094 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3096 PR tree-optimization/34448
3097 PR tree-optimization/34465
3098 * gimplify.c (gimplify_init_constructor): Add new parameter
3099 notify_temp_creation. Use it.
3100 (gimplify_modify_expr_rhs): Take volatiles into account when
3101 optimizing constructors.
3102 Do not optimize constructors if gimplify_init_constructor will dump to
3104 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3105 * gcc.c-torture/compile/pr34448.c: New.
3107 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3109 PR gcov-profile/34609
3110 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3111 return_slot if result is TREE_ADDRESSABLE.
3113 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3115 * config/mips/mips.md (sqrt_condition): Tweak comment.
3116 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3118 2008-01-03 Tom Tromey <tromey@redhat.com>
3121 * c-common.c (c_type_hash): Handle VLAs.
3123 2008-01-03 Jan Hubicka <jh@suse.cz>
3125 PR tree-optimization/31081
3126 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3127 0 when inlining and not inlining to first basic block.
3128 (remap_decl): When var is initialized to 0, don't set default_def.
3129 (expand_call_inline): Set entry_bb.
3130 * tree-inline.h (copy_body_data): Add entry_bb.
3132 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3135 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3138 PR tree-optimization/29484
3139 * tree-inline.c (inline_forbidden_p_2): New function.
3140 (inline_forbidden_p): Disallow inlining if some static var
3141 has an address of a local LABEL_DECL in its initializer.
3142 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3145 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3147 PR tree-optimization/34635
3148 * tree-data-ref.c (add_other_self_distances): Make sure that the
3149 evolution step is constant.
3151 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3154 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3156 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3158 * tree-sra.c (scalarize_init): Insert the generate_element_init
3159 statements after the generate_element_zero statements.
3161 2008-01-02 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3166 for very large number of operands instead of ICEing.
3168 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3171 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3172 while stack probing.
3174 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3176 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3179 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3182 * tree-mudflap.c (mx_register_decls): Guard warning by
3183 !DECL_ARTIFICIAL check.
3185 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3187 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3188 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3189 sse5_perm<mode>): Fix constraints.