1 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4 * tree-inline.c (build_duplicate_type): When we make a
5 duplicate type, make it unique in the canonical types system.
7 2008-02-29 Tom Tromey <tromey@redhat.com>
9 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10 input_file_stack_history, input_file_stack_restored): Remove.
11 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
12 * input.h (struct file_stack): Remove.
13 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
14 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
16 * diagnostic.h (struct diagnostic_context) <last_module>: Change
18 (diagnostic_last_module_changed): Add 'map' argument.
19 (diagnostic_set_last_function): Likewise.
20 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21 line map, not input_file_stack.
22 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24 2008-02-29 Paul Brook <paul@codesourcery.com>
26 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
28 2008-02-29 Paul Brook <paul@codesourcery.com>
30 * config/arm/ieee754-df.S (muldf3): Use RET macros.
32 2008-02-29 Richard Guenther <rguenther@suse.de>
34 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
36 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
37 value for comparing for a store match.
38 (simplify_unary_expression): Do nothing for SSA_NAMEs.
39 (try_to_simplify): Do not do a full-blown reference lookup.
41 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
43 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
44 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
46 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
48 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
50 * tree-loop-linear.c (try_interchange_loops): Compare memory access
51 strides against cache sizes.
53 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
55 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
58 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
60 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
61 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
62 is smaller than the original promoted value.
63 (simplify_subreg): If OP is a SUBREG, try to preserve its
64 SUBREG_PROMOTED_VAR_P information.
66 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
68 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
69 (VN_INFO_GET): Allocate new objects on the obstack.
70 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
71 for rpo_numbers_temp, for consistency.
72 (free_scc_vn): Free the obstack.
74 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
76 * doc/invoke.texi: Document -ftree-loop-distribution.
77 * tree-loop-distribution.c: New.
78 * tree-pass.h (pass_loop_distribution): New.
79 * graphds.h (struct graph): Add htab_t indices.
80 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
81 * tree-vectorizer.c (rename_variables_in_loop): Extern.
82 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
83 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
84 * tree-data-ref.c (debug_data_dependence_relations): New.
85 (dump_data_dependence_relation): Also print data references.
86 (free_data_ref): Extern.
87 (same_access_functions): Moved...
88 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
89 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
90 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
91 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
92 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
93 (stmts_from_loop): Skip LABEL_EXPR.
94 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
95 (build_rdg): Initialize rdg->indices htab.
96 (free_rdg, stores_from_loop, ref_base_address,
97 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
98 have_similar_memory_accesses_1, ref_base_address_1,
99 remove_similar_memory_refs): New.
100 * tree-data-ref.h: Depend on tree-chrec.h.
101 (debug_data_dependence_relations, free_data_ref): Declared.
102 (same_access_functions): ... here.
103 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
104 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
105 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
106 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
107 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
108 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
109 rdg_vertex_for_stmt): Declared.
110 (struct rdg_edge): Add level.
112 (free_rdg, stores_from_loop, remove_similar_memory_refs,
113 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
114 (rdg_has_similar_memory_accesses): New.
115 * tree-vect-analyze.c: Remove unused static decls.
116 * lambda.h (dependence_level): New.
117 * common.opt (ftree-loop-distribution): New.
118 * tree-flow.h (mark_virtual_ops_in_bb,
119 slpeel_tree_duplicate_loop_to_edge_cfg,
120 rename_variables_in_loop): Declared.
121 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
122 (OBJS-common): Add tree-loop-distribution.o.
123 (tree-loop-distribution.o): New rule.
124 * tree-cfg.c (mark_virtual_ops_in_bb): New.
125 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
126 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
128 2008-02-28 Joseph Myers <joseph@codesourcery.com>
131 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
132 other than structures and unions.
134 2008-02-28 Richard Guenther <rguenther@suse.de>
137 2008-02-26 Richard Guenther <rguenther@suse.de>
139 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
140 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
141 (lookup_decl_from_uid): Declare.
142 (remove_decl_from_map): Likewise.
143 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
144 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
145 (decl_for_uid_map): New global hashtable mapping DECL_UID
147 (init_ttree): Allocate it.
148 (insert_decl_to_uid_decl_map): New helper function.
149 (make_node_stat): Insert new decls into the map.
150 (copy_node_stat): Likewise.
151 (lookup_decl_from_uid): New function.
152 (remove_decl_from_map): Likewise.
153 (print_decl_for_uid_map_statistics): New helper.
154 (dump_tree_statistics): Call it.
156 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
157 (referenced_var_iterator): Adjust.
158 (FOR_EACH_REFERENCED_VAR): Adjust.
159 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
160 (num_referenced_vars): Adjust.
161 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
162 (first_referenced_var): Remove.
163 (end_referenced_vars_p): Likewise.
164 (next_referenced_var): Likewise.
165 (referenced_var_iterator_set): New helper function.
166 * tree-dfa.c (referenced_var_lookup): Adjust.
167 (referenced_var_check_and_insert): Likewise.
168 (remove_referenced_var): Likewise.
169 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
170 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
171 (verify_call_clobbering): Likewise.
172 (verify_memory_partitions): Likewise.
173 (init_tree_ssa): Allocate bitmap instead of hashtable for
175 (delete_tree_ssa): Adjust.
176 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
177 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
178 (compute_tag_properties): Likewise.
179 (set_initial_properties): Likewise.
180 (find_partition_for): Likewise.
181 (update_reference_counts): Likewise.
182 (dump_may_aliases_for): Likewise.
183 * tree-ssa-operands.c (add_virtual_operand): Likewise.
184 (add_call_clobber_ops): Likewise.
185 (add_call_read_ops): Likewise.
186 (get_asm_expr_operands): Likewise.
187 * tree-into-ssa.c (dump_decl_set): Likewise.
188 (update_ssa): Likewise.
189 * tree-sra.c (scan_function): Likewise.
190 (decide_instantiations): Likewise.
191 (scalarize_parms): Likewise.
192 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
193 (dsa_named_for): Likewise.
194 * tree-ssa-structalias.c (update_alias_info): Likewise.
195 (merge_smts_into): Likewise.
197 2008-02-27 David Daney <ddaney@avtrex.com>
200 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
201 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
202 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
203 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
204 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
206 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
209 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
210 (BUILT_IN_NEXTTOWARD): Remove.
211 (BUILT_IN_NEXTTOWARDF): Ditto.
212 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
213 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
215 2008-02-27 Tom Tromey <tromey@redhat.com>
217 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
218 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
220 2008-02-27 Jan Beulich <jbeulich@novell.com>
222 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
223 update the respective field on newdecl.
225 2008-02-27 Revital Eres <eres@il.ibm.com>
227 PR rtl-optimization/34999
228 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
229 crossing edges that ends with a call insn.
230 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
231 call insn and clear the EDGE_CROSSING flag of the crossing edge
232 when fixing fallthru edges.
234 2008-02-27 Richard Guenther <rguenther@suse.de>
237 * fold-const.c (fold_unary): Return the correct argument,
238 converted to the result type.
240 2008-02-27 Richard Guenther <rguenther@suse.de>
243 * expr.c (expand_expr_real_1): Assert on rotates that operate
245 * fold-const.c (fold_binary): Use the types precision, not the
246 bitsize of the mode if folding rotate expressions. Build rotates
249 2008-02-27 Jakub Jelinek <jakub@redhat.com>
251 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
253 * c-pragma.c (pragma_ns_name): New typedef.
254 (registered_pp_pragmas): New variable.
255 (c_pp_lookup_pragma): New function.
256 (c_register_pragma_1): If flag_preprocess_only, do nothing
257 for non-expanded pragmas, for expanded ones push pragma's
258 namespace and name into registered_pp_pragmas vector.
259 (c_invoke_pragma_handler): Register OpenMP pragmas even when
260 flag_preprocess_only, don't register GCC pch_preprocess
261 pragma if flag_preprocess_only.
262 * c-opts.c (c_common_init): Call init_pragma even if
263 flag_preprocess_only.
264 * c-pragma.c (c_pp_lookup_pragma): New prototype.
265 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
266 cpp_register_pragma if flag_preprocess_only.
268 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
271 * c-parser.c (c_parser_translation_unit): Warn for empty
272 translation unit, not empty source file.
274 2008-02-26 Paul Brook <paul@codesourcery.com>
276 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
278 * config/arm/arm.h (reg_class): Add CORE_REGS.
279 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
280 (BASE_REG_CLASS): Use CORE_REGS.
281 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
282 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
283 (REGNO_OK_FOR_INDEX_P): Exclude SP.
284 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
285 ARM_REGNO_OK_FOR_INDEX_P.
286 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
287 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
288 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
289 (ldm/stm peepholes): Ditto.
290 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
291 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
292 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
293 * config/arm/constraints.md: Enable "k" constraint on ARM.
295 2008-02-27 Ben Elliston <bje@au.ibm.com>
297 * config/rs6000/rs6000.c: Annotate cache line size field in all
298 instances of struct processor_costs.
300 2008-02-26 David Edelsohn <edelsohn@gnu.org>
302 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
303 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
304 jump_bypass): New counters.
305 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
306 * dce.c (gate_ud_dce): Same.
307 (gate_fast_dce): Same.
308 * dse.c (gate_dse1): New function.
309 (gate_dse2): New function.
310 (gate_dse): Merge results of new gate functions.
311 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
312 (gate_handle_jump_bypass): Add dbg_cnt.
313 (gate_handle_gcse): Add dbg_cnt.
314 * ifcvt.c (gate_handle_if_conversion): Same.
315 (gate_handle_if_after_combine): Same.
316 (gate_handle_if_after_reload): Same.
317 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
319 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
321 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
323 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
325 2008-02-26 Jason Merrill <jason@redhat.com>
328 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
329 alone if it's the naming decl for the type's main variant.
331 2008-02-26 Tom Tromey <tromey@redhat.com>
333 * system.h (USE_MAPPED_LOCATION): Poison.
334 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
335 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
336 (make_goto_expr_edges): Likewise.
337 (remove_bb): Likewise.
338 (execute_warn_function_return): Likewise.
339 * basic-block.h (struct edge_def) <goto_locus>: Change type to
341 * c-common.c (fname_decl): Remove old location code.
342 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
344 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
346 (ASM_INPUT_SOURCE_LOCATION): Likewise.
347 (gen_rtx_ASM_INPUT): Likewise.
348 (gen_rtx_ASM_INPUT_loc): Likewise.
349 (get_rtx_asm_OPERANDS): Remove.
350 * cfglayout.c (insn_locators_alloc): Remove old location code.
351 (set_curr_insn_source_location): Likewise.
352 (curr_insn_locator): Likewise.
353 * print-tree.c (print_node): Remove old location code.
354 * tree-mudflap.c (mf_varname_tree): Remove old location code.
355 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
356 * cfgexpand.c (expand_gimple_cond_expr): Don't use
358 (construct_exit_block): Remove old location code.
359 * emit-rtl.c (force_next_line_note): Remove old location code.
360 * profile.c (branch_prob): Remove old location code.
361 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
362 LOC_LINE): Remove old-location variants.
363 * langhooks.c (lhd_print_error_function): Remove old location
365 * configure, config.in: Rebuilt.
366 * configure.ac (--enable-mapped-location): Remove.
367 * c-decl.c (c_init_decl_processing): Remove old location code.
368 (finish_function): Likewise.
369 * recog.c (decode_asm_operands): Remove old location code.
370 * c-pch.c (c_common_read_pch): Remove old location code.
371 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
373 * gimple-low.c (lower_function_body): Remove old location code.
374 * toplev.c (unknown_location): Remove.
375 (push_srcloc): Remove old-location variant.
376 (process_options): Remove old location code.
377 (lang_dependent_init): Likewise.
378 * input.h (UNKNOWN_LOCATION): Move definition.
379 (location_t): Undeprecate.
380 (source_locus): Remove.
381 (location_from_locus): Remove.
382 (struct location_s): Remove.
383 Remove all old-location code.
384 (input_line, input_filename): Remove.
385 * final.c (final_scan_insn): Remove old location code.
386 * diagnostic.c (diagnostic_build_prefix): Remove
387 USE_MAPPED_LOCATION test.
388 * tree.h (gimple_stmt) <locus>: Now a location_t.
389 (tree_exp) <locus>: Likewise.
390 (DECL_IS_BUILTIN): Remove old-location variant.
391 (annotate_with_file_line, annotate_with_locus): Likewise.
392 (expr_locus, set_expr_locus): Update.
393 * tree.c (build1_stat): Remove old location code.
394 (last_annotated_node): Remove.
395 (annotate_with_file_line): Remove old-location variant.
396 (annotate_with_locus): Likewise.
397 (expr_location): Remove old location code.
398 (set_expr_location): Likewise.
399 (expr_has_location): Likewise.
400 (expr_locus): Likewise.
401 (set_expr_locus): Likewise.
402 (expr_filename): Don't use location_from_locus.
403 (expr_lineno): Likewise.
404 * rtl-error.c (location_for_asm): Remove old location code.
405 * c-lex.c (cb_line_change): Remove old location code.
406 (fe_file_change): Likewise.
407 (cb_def_pragma): Likewise.
408 (c_lex_with_flags): Likewise.
409 * gengtype.c (do_typedef): Don't special-case location types.
410 (define_location_structures): Remove.
411 (main): Don't call define_location_structures.
412 * tree-pretty-print.c (dump_implicit_edges): Remove old location
415 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
418 * builtins.def (BUILT_IN_STDARG_START): Remove.
419 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
420 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
421 * tree-inline.c (inline_forbidden_p_1): Likewise.
423 2008-02-26 Richard Guenther <rguenther@suse.de>
425 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
426 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
427 (lookup_decl_from_uid): Declare.
428 (remove_decl_from_map): Likewise.
429 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
430 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
431 (decl_for_uid_map): New global hashtable mapping DECL_UID
433 (init_ttree): Allocate it.
434 (insert_decl_to_uid_decl_map): New helper function.
435 (make_node_stat): Insert new decls into the map.
436 (copy_node_stat): Likewise.
437 (lookup_decl_from_uid): New function.
438 (remove_decl_from_map): Likewise.
439 (print_decl_for_uid_map_statistics): New helper.
440 (dump_tree_statistics): Call it.
442 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
443 (referenced_var_iterator): Adjust.
444 (FOR_EACH_REFERENCED_VAR): Adjust.
445 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
446 (num_referenced_vars): Adjust.
447 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
448 (first_referenced_var): Remove.
449 (end_referenced_vars_p): Likewise.
450 (next_referenced_var): Likewise.
451 (referenced_var_iterator_set): New helper function.
452 * tree-dfa.c (referenced_var_lookup): Adjust.
453 (referenced_var_check_and_insert): Likewise.
454 (remove_referenced_var): Likewise.
455 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
456 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
457 (verify_call_clobbering): Likewise.
458 (verify_memory_partitions): Likewise.
459 (init_tree_ssa): Allocate bitmap instead of hashtable for
461 (delete_tree_ssa): Adjust.
462 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
463 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
464 (compute_tag_properties): Likewise.
465 (set_initial_properties): Likewise.
466 (find_partition_for): Likewise.
467 (update_reference_counts): Likewise.
468 (dump_may_aliases_for): Likewise.
469 * tree-ssa-operands.c (add_virtual_operand): Likewise.
470 (add_call_clobber_ops): Likewise.
471 (add_call_read_ops): Likewise.
472 (get_asm_expr_operands): Likewise.
473 * tree-into-ssa.c (dump_decl_set): Likewise.
474 (update_ssa): Likewise.
475 * tree-sra.c (scan_function): Likewise.
476 (decide_instantiations): Likewise.
477 (scalarize_parms): Likewise.
478 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
479 (dsa_named_for): Likewise.
480 * tree-ssa-structalias.c (update_alias_info): Likewise.
481 (merge_smts_into): Likewise.
483 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
486 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
487 * c-opts.c (c_common_handle_option): Wall enables
488 Wvolatile-register-var.
489 * common.opt: Move Wvolatile-register-var to...
492 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
494 * common.opt (Wlarger-than=): New.
495 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
497 * opts.c (common_handle_option): Handle -Wlarger-than=.
498 * optc-gen.awk: Likewise.
499 * opth-gen.awk: Likewise.
500 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
501 * tree-optimize.c (tree_rest_of_compilation): Likewise.
503 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
505 * c-common.c (match_case_to_enum_1): Add appropriate
506 OPT_W* parameter to warning.
507 (c_do_switch_warnings): Likewise.
508 * c-typeck.c (warning_init): Add one more parameter following
510 (push_init_level): Update call to warning_init.
511 (pop_init_level): Likewise.
512 (add_pending_init): Likewise.
513 (output_init_element: Likewise.
515 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
518 * toplev.c (toplev_main): If there are warnings or error, print
519 errors for ignored options.
520 * opts.c (ignored_options): New static variable.
521 (postpone_unknown_option_error): New.
522 (print_ignored_options): New.
523 (handle_option): Postpone errors for unknown -Wno-* options.
524 * opts.h (print_ignored_options): Declare.
526 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
528 * config/mips/mips.md (loadgp_blockage, blockage): Change type
531 2008-02-25 Richard Guenther <rguenther@suse.de>
534 2008-02-25 Richard Guenther <rguenther@suse.de>
536 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
537 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
538 (lookup_decl_from_uid): Declare.
539 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
540 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
541 (decl_for_uid_map): New global hashtable mapping DECL_UID
543 (init_ttree): Allocate it.
544 (insert_decl_to_uid_decl_map): New helper function.
545 (make_node_stat): Insert new decls into the map.
546 (copy_node_stat): Likewise.
547 (lookup_decl_from_uid): New function.
548 (print_decl_for_uid_map_statistics): New helper.
549 (dump_tree_statistics): Call it.
551 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
552 (referenced_var_iterator): Adjust.
553 (FOR_EACH_REFERENCED_VAR): Adjust.
554 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
555 (num_referenced_vars): Adjust.
556 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
557 (first_referenced_var): Remove.
558 (end_referenced_vars_p): Likewise.
559 (next_referenced_var): Likewise.
560 (referenced_var_iterator_set): New helper function.
561 * tree-dfa.c (referenced_var_lookup): Adjust.
562 (referenced_var_check_and_insert): Likewise.
563 (remove_referenced_var): Likewise.
564 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
565 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
566 (verify_call_clobbering): Likewise.
567 (verify_memory_partitions): Likewise.
568 (init_tree_ssa): Allocate bitmap instead of hashtable for
570 (delete_tree_ssa): Adjust.
571 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
572 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
573 (compute_tag_properties): Likewise.
574 (set_initial_properties): Likewise.
575 (find_partition_for): Likewise.
576 (update_reference_counts): Likewise.
577 (dump_may_aliases_for): Likewise.
578 * tree-ssa-operands.c (add_virtual_operand): Likewise.
579 (add_call_clobber_ops): Likewise.
580 (add_call_read_ops): Likewise.
581 (get_asm_expr_operands): Likewise.
582 * tree-into-ssa.c (dump_decl_set): Likewise.
583 (update_ssa): Likewise.
584 * tree-sra.c (scan_function): Likewise.
585 (decide_instantiations): Likewise.
586 (scalarize_parms): Likewise.
587 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
588 (dsa_named_for): Likewise.
589 * tree-ssa-structalias.c (update_alias_info): Likewise.
590 (merge_smts_into): Likewise.
592 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
595 * doc/invoke.texi (-fcx-limited-range): Document new option.
596 * toplev.c (process_options): Handle -fcx-fortran-rules.
597 * common.opt: Add documentation for -fcx-fortran-rules.
599 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
602 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
603 actual behaviour and C99.
605 2008-02-26 Ben Elliston <bje@au.ibm.com>
607 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
608 (ASM_CPU_POWER6_SPEC): Likewise.
609 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
610 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
611 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
613 2008-02-25 Richard Guenther <rguenther@suse.de>
615 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
616 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
617 (lookup_decl_from_uid): Declare.
618 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
619 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
620 (decl_for_uid_map): New global hashtable mapping DECL_UID
622 (init_ttree): Allocate it.
623 (insert_decl_to_uid_decl_map): New helper function.
624 (make_node_stat): Insert new decls into the map.
625 (copy_node_stat): Likewise.
626 (lookup_decl_from_uid): New function.
627 (print_decl_for_uid_map_statistics): New helper.
628 (dump_tree_statistics): Call it.
630 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
631 (referenced_var_iterator): Adjust.
632 (FOR_EACH_REFERENCED_VAR): Adjust.
633 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
634 (num_referenced_vars): Adjust.
635 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
636 (first_referenced_var): Remove.
637 (end_referenced_vars_p): Likewise.
638 (next_referenced_var): Likewise.
639 (referenced_var_iterator_set): New helper function.
640 * tree-dfa.c (referenced_var_lookup): Adjust.
641 (referenced_var_check_and_insert): Likewise.
642 (remove_referenced_var): Likewise.
643 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
644 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
645 (verify_call_clobbering): Likewise.
646 (verify_memory_partitions): Likewise.
647 (init_tree_ssa): Allocate bitmap instead of hashtable for
649 (delete_tree_ssa): Adjust.
650 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
651 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
652 (compute_tag_properties): Likewise.
653 (set_initial_properties): Likewise.
654 (find_partition_for): Likewise.
655 (update_reference_counts): Likewise.
656 (dump_may_aliases_for): Likewise.
657 * tree-ssa-operands.c (add_virtual_operand): Likewise.
658 (add_call_clobber_ops): Likewise.
659 (add_call_read_ops): Likewise.
660 (get_asm_expr_operands): Likewise.
661 * tree-into-ssa.c (dump_decl_set): Likewise.
662 (update_ssa): Likewise.
663 * tree-sra.c (scan_function): Likewise.
664 (decide_instantiations): Likewise.
665 (scalarize_parms): Likewise.
666 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
667 (dsa_named_for): Likewise.
668 * tree-ssa-structalias.c (update_alias_info): Likewise.
669 (merge_smts_into): Likewise.
671 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
674 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
675 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
676 * alias.h (nonoverlapping_memrefs_p): Likewise.
678 2008-02-25 Jan Beulich <jbeulich@novell.com>
680 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
681 * config/i386/netware-libgcc.exp: Add __bswap?i2,
682 __emultls_get_address, __emultls_register_common,
683 __floatundi?f, and _Unwind_GetIPInfo.
684 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
685 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
686 (gen_regparm_prefix): Likewise.
687 (i386_nlm_encode_section_info): Sync with
688 config/i386/winnt.c:i386_pe_encode_section_info().
689 (i386_nlm_maybe_mangle_decl_assembler_name): New.
690 i386_nlm_mangle_decl_assembler_name): New.
691 (netware_override_options): New.
692 * config/i386/netware.h (netware_override_options): Declare.
693 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
694 (i386_nlm_mangle_decl_assembler_name): Declare.
695 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
697 2008-02-25 Ben Elliston <bje@au.ibm.com>
700 * c-decl.c (grokdeclarator): Remove unused local variables
701 `typedef_type' and `type_as_written'.
703 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
704 unused local variable `has_hot_blocks'.
705 (fix_crossing_conditional_branches): Remove unused local variable
708 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
711 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
712 using DEF_C99_BUILTIN.
713 (BUILT_IN_NANF): Ditto.
714 (BUILT_IN_NANL): Ditto.
716 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
717 Revital Eres <eres@il.ibm.com>
719 * modulo-sched.c (calculate_must_precede_follow): Address TODO
720 regarding the order of two dependent insns in the same row.
722 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
724 * stor-layout.c (layout_decl): Do not bump the alignment of a
725 bit-field to more than byte alignment if it is packed.
727 2008-02-24 David Edelsohn <edelsohn@gnu.org>
729 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
732 2008-02-24 Diego Novillo <dnovillo@google.com>
734 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
737 * tree-vrp.c (vrp_evaluate_conditional): With
738 -Wtype-limits, emit a warning when comparing against a
739 constant outside the natural range of OP0's type.
740 * c.opt (Wtype-limits): Move ...
741 * common.opt (Wtype-limits): ... here.
743 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
745 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
746 * config/rs6000/e300c2c3.md: New file.
747 * config/rs6000/rs6000.c (processor_costs): Add new costs for
749 (rs6000_override_options): Add e300c2 and e300c3 cases to
750 processor_target_table. Do not allow usage of Altivec or Spe
751 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
752 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
753 * config/rs6000/rs6000.h (processor_type): Add
754 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
755 (ASM_CPU_SPEC): Add e300c2 and e300c3.
756 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
757 and ppce300c3. Include e300c2c3.md.
759 2008-02-23 David Edelsohn <edelsohn@gnu.org>
761 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
762 instead of TARGET_STRICT_ALIGN.
764 2008-02-23 Joseph Myers <joseph@codesourcery.com>
766 * explow.c (memory_address): Assert that the generated address is
769 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
772 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
773 * config/darwin-ppc-ldouble-patch.def: New file.
774 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
775 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
776 SUBTARGET_INIT_BUILTINS if defined.
777 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
780 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
783 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
784 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
786 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
789 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
790 file" warning condtional on -Winvalid-PCH.
792 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
794 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
796 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
801 prevent reload from using MMX registers.
802 (*mov<mode>_internal): Ditto.
803 (*movv2sf_internal_rex64): Ditto.
804 (*movv2sf_internal): Ditto.
806 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
808 PR documentation/31569
809 * doc/install.texi2html: Use makeinfo --no-number-sections.
811 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
813 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
814 ensure that we can address an entire entity > 8 bytes. Don't
815 generate reg+reg addressing for such data.
817 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
819 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
820 strings when optimizing for size, unless the target cares about
823 2008-02-22 Tom Tromey <tromey@redhat.com>
825 * regclass.c (current_pass): Remove declaration.
827 2008-02-22 Anatoly Sokolov <aesok@post.ru>
829 * config/avr/libgcc.S (__RAMPZ__): Define.
830 (__do_copy_data): Add for devices with 128KB code memory.
832 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
834 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
836 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
838 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
840 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
843 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
846 * c-typeck.c (build_binary_op): Warn about floating point
847 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
849 2008-02-21 Janis Johnson <janis187@us.ibm.com>
852 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
853 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
855 (rs6000_override_options): Set altivec_abi as default, not override,
856 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
857 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
858 is used; use new member spe_abi.
859 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
860 spe_abi and altivec_abi.
862 2008-02-22 Tomas Bily <tbily@suse.cz>
864 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
866 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
869 * config.build (build_file_translate): Set to `CMD //c' only if
871 * Makefile.in (build_file_translate): Improve comment.
873 2008-02-21 Jan Hubicka <jh@suse.cz>
875 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
876 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
877 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
879 2008-02-21 Michael Matz <matz@suse.de>
882 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
884 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
887 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
889 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
890 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
891 SSE_VEC_FLOAT_MODE_P as insn constraint.
892 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
893 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
894 sse4a_movntdf using MODEF mode iterator.
895 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
896 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
897 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
898 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
899 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
900 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
901 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
903 2008-02-21 Richard Guenther <rguenther@suse.de>
905 * tree.def (PAREN_EXPR): New tree code.
906 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
908 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
909 * expr.c (expand_expr_real_1): Likewise.
910 * tree-inline.c (estimate_num_insns_1): Likewise.
911 * tree-complex.c (expand_complex_move): Likewise.
912 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
915 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
918 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
920 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
923 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
925 * config/sh/sh.c (find_barrier): Don't go past
926 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
928 2008-02-20 DJ Delorie <dj@redhat.com>
930 * config/h8300/h8300.md (insv): Force source operand to be a register.
932 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
933 as a jump, not as a plain insn.
935 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
937 * doc/invoke.texi (Warning Options): Add new option
938 -Wframe-larger-than=.
939 (-Wframe-larger-than): Document.
941 * flags.h (warn_frame_larger_than, frame_larger_than_size):
942 Add declarations for new option variables.
944 * final.c (final_start_function): Check the frame size
945 before emission and issue a Wframe-larger-than warning.
947 * opts.c (warn_frame_larger_than, frame_larger_than_size):
948 Add definitions for new option variables.
949 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
951 * common.opt (Wframe-larger-than=): New option.
953 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
956 (<sse>_div<mode>3): Ditto.
957 (<sse>_vmdiv<mode>3): Ditto.
958 (<sse>_vmsqrt<mode>2): Ditto.
959 (*smax<mode>3): Ditto.
960 (sse5_frcz<mode>2): Ditto.
961 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
964 2008-02-20 Richard Guenther <rguenther@suse.de>
967 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
968 be happy with INTEGRAL_TYPE_P.
970 2008-02-20 Richard Guenther <rguenther@suse.de>
972 * fold-const.c (split_tree): Associate floatig-point expressions
973 if flag_associative_math is set.
975 2008-02-20 Richard Guenther <rguenther@suse.de>
977 * tree.h (fold_real_zero_addition_p): Declare.
978 * fold-const.c (fold_real_zero_addition_p): Export.
979 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
980 floating-point operations with zero and one.
982 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
984 * doc/install.texi: Correct references to CFLAGS, replacing them
985 with BOOT_CFLAGS. Document flags used during bootstrap for
988 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
991 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
992 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
994 (smin<mode>3): Ditto from similar patterns.
995 (smax<mode>3): Ditto.
996 (*ieee_smin<mode>3): Ditto.
997 (*ieee_smax<mode>3): Ditto.
998 * config/i386/sse.md (sse): New mode attribute.
999 (mov<mode>): Macroize expander from movv4sf and movv2df using
1000 SSEMODEF2P mode iterator.
1001 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1002 SSE_VEC_FLOAT_MODE_P as insn constraint.
1003 (storent<mode>): Ditto.
1004 (storent<mode>): Macroize expander from storentsf and storentdf using
1005 MODEF mode iterator.
1006 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1007 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1008 (abs<mode>2): Ditto from similar patterns.
1009 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1010 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1011 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1012 (<sse>_vmsqrt<mode>2): Ditto.
1013 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1014 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1015 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1016 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1017 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1018 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1019 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1021 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1022 iterator and SSE_FLOAT_MODE_P as insn constraint.
1023 (<sse>_ucomi): Ditto from similar patterns.
1024 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1025 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1026 SSE_VEC_FLOAT_MODE_P as insn constraint.
1027 (vcond<mode>): Ditto from similar patterns.
1028 (and<mode>3, *and<mode>3): Ditto.
1029 (<sse>_nand<mode>3): Ditto.
1030 (ior<mode>3, *ior<mode>3): Ditto.
1031 (xor<mode>3, *xor<mode>3): Ditto.
1032 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1033 iterator and SSE_FLOAT_MODE_P as insn constraint.
1034 (*nand<mode>3): Ditto from similar patterns.
1035 (*ior<mode>3): Ditto.
1036 (*xor<mode>3): Ditto.
1038 2008-02-20 Ira Rosen <irar@il.ibm.com>
1040 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1041 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1042 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1044 2008-02-19 Jan Hubicka <jh@suse.cz>
1046 * predict.c (tree_bb_level_predictions): Remove variable next
1047 mistakely introduced by previous commit.
1049 2008-02-19 Jan Hubicka <jh@suse.cz>
1051 * predict.c (predict_paths_leading_to): Rewrite.
1052 (predict_paths_for_bb): New.
1053 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1055 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1058 * Makefile.in (build_file_translate): New.
1059 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1060 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1061 * configure.ac (build_file_translate): Substitute it.
1062 * configure: Regenerate.
1064 2008-02-19 Jan Hubicka <jh@suse.cz>
1066 PR rtl-optimization/34408
1067 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1070 2008-02-19 Jan Hubicka <jh@suse.cz>
1073 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1076 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1079 * config/i386/i386-modes.def: Revert the last DI alignment
1080 change until Ada people can look into it.
1082 2008-02-19 Nick Clifton <nickc@redhat.com>
1084 * opts.c (print_specific_help): Fix typo in --help text.
1086 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1089 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1090 32-bit inline asm without asm alternatives for host GCC < 3.0.
1092 2008-02-19 Richard Guenther <rguenther@suse.de>
1094 PR tree-optimization/34989
1095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1096 Allow propagation to INDIRECT_REF if we can simplify only.
1098 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1100 * c-common.c (warn_for_collisions_1): Use appropriate option when
1103 2008-02-19 Nick Clifton <nickc@redhat.com>
1106 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1107 (handle_options): Fix indentation.
1108 (print_filtered_help): If no language-specific options were
1109 displayed tell the user how to list all the options supported by
1110 the language's front-end.
1111 (print_specific_help): Fix indentation and remove duplicate line.
1112 (common_handle_option): Handle the -v option.
1113 For --help enable the display of undocumented options if the -v
1114 switch has been included on the command line.
1115 For --help= check for overlaps in the arguments between the option
1116 classes and the language names and issue a warning when they
1117 cannot be disambiguated.
1118 * c.opt (v): Pass on to the common option handler.
1120 2008-02-19 Revital Eres <eres@il.ibm.com>
1122 * modulo-sched.c (sms_schedule): Change dump message when
1123 create_ddg function fails.
1124 (try_scheduling_node_in_cycle): Rename row to cycle.
1125 (print_partial_schedule): Rename CYCLE to ROW.
1127 2008-02-19 Christian Bruel <christian.bruel@st.com>
1128 Zdenek Dvorak <ook@ucw.cz>
1130 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1132 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1136 (*x86_movdicc_0_m1_se): Ditto.
1138 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1141 (CMPtype): Define as __gcc_CMPtype.
1142 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1143 (CMPtype): Define as __gcc_CMPtype.
1145 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1147 Support valgrind 3.3 for --enable-checking=valgrind.
1148 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1150 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1151 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1152 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1153 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1154 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1155 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1156 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1158 * ggc-zone.c: Similar.
1159 * ggc-page.c: Similar.
1161 2008-02-19 Paul Brook <paul@codesourcery.com>
1164 * config/arm/ieee754-df.S: Fix do_it typo.
1165 * config/arm/ieee754-sf.S: Fix do_it typo.
1167 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1171 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1172 (OPTION_MASK_ISA_SSE_SET): Likewise.
1173 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1174 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1175 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1176 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1177 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1178 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1179 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1180 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1181 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1182 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1183 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1184 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1185 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1186 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1187 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1188 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1189 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1190 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1191 (OPTION_MASK_ISA_SSE4): Removed.
1192 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1193 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1195 (override_options): Don't turn on implied SSE/MMX bits in
1198 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1200 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1203 2008-02-18 Joey Ye <joey.ye@intel.com>
1206 * tree-nested.c (insert_field_into_struct): Set type alignment
1207 to field alignment if the former is less than the latter.
1209 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1211 * BASE-VER: Set to 4.4.0.
1213 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1215 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1216 * doc/cfg.texi: Likewise.
1217 * doc/extend.texi: Likewise.
1218 * doc/gty.texi: Likewise.
1219 * doc/invoke.texi: Likewise.
1220 * doc/loop.texi: Likewise.
1221 * doc/md.texi: Likewise.
1222 * doc/passes.texi: Likewise.
1223 * doc/rtl.texi: Likewise.
1224 * doc/sourcebuild.texi: Likewise.
1225 * doc/tm.texi: Likewise.
1226 * doc/tree-ssa.texi: Likewise.
1228 2008-02-17 Richard Guenther <rguenther@suse.de>
1231 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1232 without default definition.
1234 2008-02-17 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/35231
1237 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1240 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1244 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1245 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1246 libgcc_cmp_return mode.
1248 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1251 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1253 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1255 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1258 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1260 * doc/c-tree.texi: Use `@.' where appropriate.
1261 * doc/extend.texi: Likewise.
1262 * doc/install.texi: Likewise.
1263 * doc/invoke.texi: Likewise.
1264 * doc/loop.texi: Likewise.
1265 * doc/makefile.texi: Likewise.
1266 * doc/md.texi: Likewise.
1267 * doc/passes.texi: Likewise.
1268 * doc/standards.texi: Likewise.
1269 * doc/tm.texi: Likewise.
1271 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1274 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1276 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1277 rather than in entry_bb.
1279 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1281 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1282 libgcc_cmp_return mode.
1284 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1287 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1288 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1290 2008-02-15 Richard Guenther <rguenther@suse.de>
1291 Zdenek Dvorak <ook@ucw.cz>
1293 PR tree-optimization/35164
1294 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1295 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1296 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1297 Only propagate addresses which do not have abnormal SSA_NAMEs
1300 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1303 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1305 2008-02-15 Jan Hubicka <jh@suse.cz>
1308 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1310 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1313 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1314 when calculating alignment_pad.
1316 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1319 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1320 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1321 and STACK_BOUNDARY define.
1323 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1325 PR preprocessor/35061
1326 * c-pragma.c (handle_pragma_pop_macro): Check that
1327 pushed_macro_table has been allocated.
1329 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1332 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1333 (force_gimple_operand): Likewise.
1334 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1335 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1336 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1337 (find_interesting_uses_address): Check addressability and alignment
1338 of the base expression only after substituting bases of IVs into it.
1340 2008-02-14 Michael Matz <matz@suse.de>
1343 * function.c (instantiate_virtual_regs_in_insn): Reload address
1344 before falling back to reloading the whole operand.
1346 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1348 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1349 before the first section switch note.
1351 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1353 * doc/bugreport.texi: Update copyright years.
1354 * doc/c-tree.texi: Likewise.
1355 * doc/cfg.texi: Likewise.
1356 * doc/cpp.texi: Likewise.
1357 * doc/cppinternals.texi: Likewise.
1358 * doc/fragments.texi: Likewise.
1359 * doc/frontends.texi: Likewise.
1360 * doc/gcc.texi: Likewise.
1361 * doc/gty.texi: Likewise.
1362 * doc/hostconfig.texi: Likewise.
1363 * doc/implement-c.texi: Likewise.
1364 * doc/libgcc.texi: Likewise.
1365 * doc/loop.texi: Likewise.
1366 * doc/makefile.texi: Likewise.
1367 * doc/options.texi: Likewise.
1368 * doc/passes.texi: Likewise.
1369 * doc/rtl.texi: Likewise.
1370 * doc/sourcebuild.texi: Likewise.
1371 * doc/standards.texi: Likewise.
1372 * doc/tree-ssa.texi: Likewise.
1373 * doc/trouble.texi: Likewise.
1375 * doc/extend.texi: Use @: or add comma where appropriate.
1376 * doc/invoke.texi: Likewise.
1377 * doc/tm.texi: Likewise.
1379 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1382 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1385 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1387 * doc/md.texi (clz, ctz): Add reference.
1388 * doc/rtl.texi (clz, ctz): Likewise.
1390 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1393 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1396 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1398 * config/s390/s390.c (struct constant_pool): New field
1399 emit_pool_after added.
1400 (s390_mainpool_start): Set the emit_pool_after flag according
1401 to the section switch notes.
1402 (s390_mainpool_finish): Consider emit_pool_after when emitting
1403 the literal pool at the end of the function.
1404 (s390_chunkify_start): Force literal pool splits at section
1407 2008-02-13 Michael Matz <matz@suse.de>
1410 * var-tracking.c (clobber_variable_part): Correctly traverse the
1413 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1416 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1417 Add -fdump-ipa-inline.
1418 * tree-dump.c (dump_files): Remove tree-inlined dump.
1419 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1421 2008-02-12 Richard Guenther <rguenther@suse.de>
1423 PR tree-optimization/35171
1424 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1427 2008-02-12 Richard Guenther <rguenther@suse.de>
1430 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1431 value-preserving mode. Disallow final truncation.
1433 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1436 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1437 code from here to...
1438 (force_gimple_operand): ...here.
1440 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1443 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1444 non-compatible pointers.
1445 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1446 different FIELD_DECLs, try harder by comparing field offsets, sizes
1450 * function.c (match_asm_constraints_1): Don't replace the same input
1453 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1455 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1456 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1457 (expand_epilogue): Restore RAMPZ register.
1458 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1460 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1462 * config/i386/cygwin.asm: (__alloca): Correct calling
1463 convention and alignment.
1464 (__chkstk): Force 8 byte stack alignment.
1466 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1467 Richard Guenther <rguenther@suse.de>
1469 PR tree-optimization/33992
1470 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1471 the zero we compare against.
1473 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1476 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1477 to CloseHandle after unlocking to prevent accumulation of handle
1480 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1483 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1484 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1485 and update LABEL_NUSES during and after reload.
1487 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1490 * combine.c (simplify_if_then_else): Make sure the comparison is
1491 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1493 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1496 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1497 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1498 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1499 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1500 * tree.h (get_type_static_bounds): Likewise.
1502 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1504 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1505 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1506 Make -Wfoo language annotations match what the compiler outputs.
1508 2008-02-08 Sa Liu <saliu@de.ibm.com>
1510 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1511 intrinsics spu_convts, spu_convtu, spu_convtf.
1512 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1514 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1516 * doc/extend.texi (Function Attributes) <noinline>: Mention
1517 asm ("") as method to keep calls.
1519 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1522 * doc/options.texi (Options): Replace references to opts.sh with
1524 * opts-common.c: Likewise.
1525 * optc-gen.awk: Likewise.
1527 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1529 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1531 2008-02-07 Richard Henderson <rth@redhat.com>
1534 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1535 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1538 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1540 PR tree-optimization/35085
1541 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1542 for operand entry oe2 in addition to operand entry oe3 in order to
1543 expose more opportunities for vectorizer sum reduction.
1545 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * Makefile.in (LIBS): Remove $(GMPLIBS).
1549 (cc1-dummy, cc1): Add $(GMPLIBS).
1551 2008-02-06 Jan Hubicka <jh@suse.cz>
1554 * i386.md (moddf_integer): Do not produce partial memory stalls for
1555 targets where it hurts.
1557 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1560 * optabs.c (expand_float): Do not check for decimal modes when
1561 expanding unsigned integer through signed conversion.
1563 2008-02-06 Nick Clifton <nickc@redhat.com>
1565 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1566 inside the clobber with a match_operand and duplicated operand
1567 number in the constraint.
1568 (ineqbranchsi): Delete redundant comment.
1570 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1572 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1573 builtin_define ("__USE_INIT_FINI__").
1574 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1576 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1578 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1580 PR documentation/30330
1581 * doc/invoke.texi (C++ Dialect Options)
1582 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1583 For each warning option -Wfoo that allows -Wno-foo, ensure both
1584 -Wfoo and -Wno-foo are listed in the option index. Fix index
1585 entry of -Wswitch-default, index -Wnormalized= including the
1586 `=', and -Wlarger-than-@var{len} including @var{len}.
1588 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/i386.md (floatunssisf2): Use
1591 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1592 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1593 Macroize expander using MODEF mode iterator.
1595 2008-02-05 Diego Novillo <dnovillo@google.com>
1597 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1600 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1602 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1605 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1607 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1610 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1611 to indicate if a message should be generated.
1612 (init_cumulative_args): Updated.
1613 (function_value_32): Likewise.
1615 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1617 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1619 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1622 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1623 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1625 2008-02-04 Diego Novillo <dnovillo@google.com>
1627 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1630 * tree-vrp.c (vrp_evaluate_conditional): With
1631 -Wtype-limits, emit a warning when comparing against a
1632 constant outside the natural range of OP0's type.
1634 2008-02-04 Richard Guenther <rguenther@suse.de>
1637 * expr.c (count_type_elements): Give for unions instead of
1640 2008-02-04 Richard Guenther <rguenther@suse.de>
1643 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1644 to TYPE_DOMAINs base type instead of using bitsizetype here.
1646 2008-02-03 Jason Merrill <jason@redhat.com>
1648 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1650 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1653 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1654 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1655 (RS/6000 and PowerPC Options): Fix typos and markup.
1656 * doc/passes.texi (Tree-SSA passes): Likewise.
1658 2008-02-02 Michael Matz <matz@suse.de>
1661 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1662 from record_last_reg_set_info.
1663 (record_last_reg_set_info): Take an RTX argument, iterate over all
1664 constituent hardregs.
1665 (record_last_set_info, record_opr_changes): Change calls to
1666 new signature or to record_last_reg_set_info_regno.
1668 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1670 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1672 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1674 PR rtl-optimization/34773
1675 * reg-notes.def (EQUAL): Mention significance of combination of
1676 REG_EQUAL and REG_RETVAL.
1677 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1678 insn that has a REG_RETVAL.
1680 2008-02-01 Roger Sayle <roger@eyesopen.com>
1683 * configure.ac (--enable-fixed-point): Disable unless explicitly
1685 * configure: Regenerate.
1687 2008-02-01 Richard Guenther <rguenther@suse.de>
1690 * invoke.texi (-finline-limit): Remove no longer true parts
1691 of the documentation. Note that there is no default value.
1693 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1694 Mark Mitchell <mark@codesourcery.com>
1695 Ben Elliston <bje@au.ibm.com>
1698 * doc/extend.texi (Other Builtins): Document.
1700 2008-01-31 Tom Browder <tom.browder@gmail.com>
1702 * doc/c-tree.texi (Types): Fix grammar.
1703 (Expression trees): Ditto.
1704 * doc/passes.texi (Tree-SSA passes): Ditto.
1706 * doc/configterms.texi (Configure Terms): Fix typo.
1707 * doc/cpp.texi (Common Predefined Macros): Ditto.
1708 * doc/md.texi (Machine Constraints): Ditto.
1710 * doc/makefile.texi (Makefile): Add comma.
1712 2008-01-31 Tom Browder <tom.browder@gmail.com>
1713 Gerald Pfeifer <gerald@pfeifer.com>
1715 * doc/sourcebuild.texi (Front End): Remove references to CVS
1716 and CVSROOT/modules.
1717 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1718 (Back End): Remove reference to CVS.
1720 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1723 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1725 (mips16_gp_pseudo_reg): ...here.
1726 * config/mips/mips.md (load_const_gp): Replace with...
1727 (load_const_gp_<mode>): ...this :P-based insn.
1729 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1731 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1732 options. Minor fixes.
1733 (-std): Move reference to standards closer to where language
1734 standards are first mentioned.
1736 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1738 PR rtl-optimization/34995
1739 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1740 parameter and return a bool. If the rtx parameter is nonnull,
1741 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1742 (find_reloads): Update call accordingly. Pass the new operand
1743 if it needed no address reloads, otherwise pass null.
1745 2008-01-30 Richard Henderson <rth@redhat.com>
1748 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1749 for unbounded arrays.
1751 2008-01-30 Silvius Rus <rus@google.com>
1753 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1755 2008-01-30 Jan Hubicka <jh@suse.cz>
1758 * i386.c (init_cumulative_args): Use real function declaration when
1761 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1763 PR rtl-optimization/34998
1764 * global.c (build_insn_chain): Treat non-subreg_lowpart
1765 SUBREGs of pseudos as clobbering all the words covered by the
1766 SUBREG, not just all the bytes.
1767 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1768 original df_ref rather than an extract parameter.
1769 (global_conflicts): Update call accordingly.
1771 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1773 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1774 the overflow check to make it easier to read.
1775 (__fixtfdi): Change the type of the ll member in union
1776 long_double to UDItype_x.
1778 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1781 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1782 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1783 * tree-inline.c (fold_marked_statements): Call
1784 cgraph_update_edges_for_call_stmt if folding a call statement.
1785 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1786 debug_generic_stmt calls, reset it back afterwards.
1789 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1791 * c-typeck.c (build_external_ref): Don't pedwarn about
1792 static vars in current function's scope.
1794 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1796 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1798 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1801 * ipa-struct-reorg.c: Fix spelling.
1802 * params.def: Ditto.
1804 2008-01-29 Richard Guenther <rguenther@suse.de>
1807 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1809 * tree-inline.c (remap_type): Increment remapping_type_depth
1810 around remapping types.
1811 (copy_body_r): Only add referenced variables if they are referenced
1812 from code, not types.
1814 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1825 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1826 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1828 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1831 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1832 pointer for tiny stack.
1834 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1836 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1838 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1840 * config/vx-common.h: Fix typo in comment.
1842 2008-01-28 Ian Lance Taylor <iant@google.com>
1846 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1847 coalesce pointers if they have different DECL_NO_TBAA_P values.
1848 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1849 between variables with different DECL_NO_TBAA_P values.
1851 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1854 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1855 are not legitimate small data references on SPE targets.
1857 2008-01-28 David Daney <ddaney@avtrex.com>
1859 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1861 2008-01-28 David Daney <ddaney@avtrex.com>
1863 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1865 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1867 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1868 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1869 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1870 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1871 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1872 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1873 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1874 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1876 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1878 * basic-block.h (condjump_equiv_p): Fix comment.
1880 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1882 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1883 print_generic_stmt_indented): Fix comment.
1885 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1887 * configure.ac (__stack_chk_fail): Add detecion for availability
1888 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1889 * configure: Regenerate.
1891 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1894 * final.c (output_addr_const): Handle TRUNCATE.
1896 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1899 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1900 (zero_cost, infinite_cost): New constants.
1901 (struct cost_pair): Change type of cost to comp_cost.
1902 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1903 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1905 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1906 split_address_cost, ptr_difference_cost, difference_cost,
1907 get_computation_cost_at, get_computation_cost,
1908 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1909 determine_use_iv_cost_condition, determine_use_iv_costs,
1910 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1911 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1912 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1913 Change type of cost to comp_cost.
1914 (determine_iv_cost): Increase cost of non-original ivs, instead
1915 of decreasing the cost of original ones.
1916 (get_address_cost): Indicate the complexity of the addressing mode
1918 (try_add_cand_for): Prefer using ivs not specific to some object.
1919 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1921 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1922 Janis Johnson <janis187@us.ibm.com>
1925 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1926 (TARGET_INSTANTIATE_DECLS): Likewise.
1927 * target.h (expand_to_rtl_hook): New target hook.
1928 (instantiate_decls): Likewise.
1929 * function.c (instantiate_decl): Make non-static. Rename to...
1930 (instantiate_decl_rtl): ... this.
1931 (instantiate_expr): Use instantiate_decl_rtl.
1932 (instantiate_decls_1): Likewise.
1933 (instantiate_decls): Likewise.
1934 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1935 * function.h (instantiate_decl_rtl): Add prototype.
1936 * cfgexpand.c (target.h): New include.
1937 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1938 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1939 (TARGET_INSTANTIATE_DECLS): Likewise.
1940 (TARGET_INITIALIZER): New target hooks added.
1941 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1943 * config/rs6000/rs6000.c (tree-flow.h): New include.
1944 (machine_function): Add sdmode_stack_slot field.
1945 (rs6000_alloc_sdmode_stack_slot): New function.
1946 (rs6000_instantiate_decls): Likewise.
1947 (rs6000_secondary_memory_needed_rtx): Likewise.
1948 (rs6000_check_sdmode): Likewise.
1949 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1950 (TARGET_INSTANTIATE_DECLS): Likewise.
1951 (rs6000_hard_regno_mode_ok): Allow SDmode.
1952 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1953 (rs6000_emit_move): Handle SDmode.
1954 (function_arg_advance): Likewise.
1955 (function_arg): Likewise.
1956 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1957 SDmode var args for 32-bit compiles.
1958 (rs6000_secondary_reload_class): Handle SDmode.
1959 (rs6000_output_function_epilogue): Likewise.
1960 (rs6000_function_value): Simplify if statement.
1961 (rs6000_libcall_value): Likewise.
1962 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1963 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1964 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1965 (movsd_hardfloat): New define_insn.
1966 (movsd_softfloat): Likewise.
1967 (movsd_store): Likewise.
1968 (movsd_load): Likewise.
1969 (extendsddd2): Likewise.
1970 (extendsdtd2): Likewise.
1971 (truncddsd2): Likewise.
1972 (movdd_hardfloat64): Fixup comment.
1973 (UNSPEC_MOVSD_LOAD): New constant.
1974 (UNSPEC_MOVSD_STORE): Likewise.
1976 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1979 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1981 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1982 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
1983 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
1986 2008-01-26 David Edelsohn <edelsohn@gnu.org>
1989 * config.gcc: Separate AIX 5.3 from AIX 6.1.
1990 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1991 __LONGDOUBLE128 too.
1992 * config/rs6000/aix61.h: New file.
1994 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
1996 PR rtl-optimization/34959
1997 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
1998 popcount and parity rtxes the same mode as their operand.
1999 Truncate or extend the result to the return value's mode
2002 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2005 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2006 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2007 to GOT_VERSION_REGNUM.
2008 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2009 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2010 * config/mips/mips.c (mips_emit_call_insn): New function.
2011 (mips_call_tls_get_addr): Call mips_expand_call directly.
2012 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2014 (mips16_build_call_stub): Likewise. Return the call insn or null.
2015 (mips_expand_call): Update the call to mips16_build_call_stub
2016 accordingly and a remove redundant condition. Assert that MIPS16
2017 stubs do not use lazy binding. Use mips_emit_call_insn and return
2019 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2021 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2022 (mips_avoid_hazard): Remove hazard_set handling.
2023 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2024 (UNSPEC_RESTORE_GP): ...this.
2025 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2026 (FAKE_CALL_REGNO): Rename to...
2027 (GOT_VERSION_REGNUM): ...this.
2028 (type): Add "ghost" value. Add an associated insn reservation.
2029 (hazard_set): Remove.
2030 (exception_receiver): Rename to...
2031 (restore_gp): ...this and update the unspec identifier accordingly.
2032 (exception_receiver, nonlocal_got_receiver): New expanders.
2033 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2034 FAKE_CALL_REGNO. Remove hazard_set attribute.
2035 (set_got_version, update_got_version): New patterns.
2037 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2040 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2042 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2045 * doc/install.texi2html: Generate gcc-vers.texi.
2047 2008-01-25 DJ Delorie <dj@redhat.com>
2049 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2051 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2053 * config/c4x: Remove directory.
2054 * config.gcc (crx-*, mt-*): Mark obsolete.
2055 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2056 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2057 sh-*-rtemscoff*): Remove cases.
2058 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2059 * real.c (encode_c4x_single, decode_c4x_single,
2060 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2061 c4x_extended_format): Remove.
2062 * real.h (c4x_single_format, c4x_extended_format): Remove.
2063 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2065 (Pragmas): Remove comment about c4x pragmas.
2066 * doc/install.texi (c4x): Remove target-specific instructions.
2067 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2068 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2069 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2070 refer to C4x source files as examples.
2071 (C4X_FLOAT_FORMAT): Remove documentation.
2073 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2075 * config/bfin/bfin.c (override_options): Reorder tests so that
2076 flag_pic gets enabled for -msep-data.
2078 2008-01-25 Richard Guenther <rguenther@suse.de>
2081 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2082 to its bitfield precision if required.
2084 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2087 * tree-nested.c (walk_omp_for): New function.
2088 (convert_nonlocal_reference, convert_local_reference): Call
2089 walk_omp_for on OMP_FOR.
2090 (convert_call_expr): Call walk_body on OMP_FOR's
2091 OMP_FOR_PRE_INIT_BODY.
2093 2008-01-25 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/34966
2096 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2097 default defs and PHI_NODEs we have to insert after the
2100 2008-01-24 Nick Clifton <nickc@redhat.com>
2102 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2103 Provide a default definition.
2104 (LIBGCC2_UNITS_PER_WORD): Likewise.
2106 * config/stormy16/stormy16.c: Include df.h for the prototype
2107 for df_regs_ever_live_p.
2108 (xstormy16_expand_builtin_va_start): Convert the stack offset
2109 into a component_ref and then use POINTER_PLUS_EXPR to add it
2110 to the incoming_virtual_args_rtx.
2111 (xstormy16_gimplify_va_arg_expr): Rename to
2112 xstormy16_gimplify_va_arg_expr.
2113 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2114 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2115 xstormy16_gimplify_va_arg_expr.
2116 Fix up some formatting issues.
2118 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2119 Move to predicates.md.
2120 (xs_hi_general_operand): Likewise.
2121 (xs_hi_nonmemory_operand): Likewise.
2122 * config/stormy16/predicates.md:
2123 (xstormy16_carry_plus_operand): New predicate.
2124 (xs_hi_general_operand): New predicate.
2125 (xs_hi_nonmemory_operand): New predicate.
2126 * config/stormy16/stormy16-protos.h:
2127 (xstormy16_carry_plus_operand): Delete prototype.
2128 (xs_hi_general_operand): Likewise.
2129 (xs_hi_nonmemory_operand): Likewise.
2131 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2132 modifiers as they are no longer needed and they can trigger
2133 reload spill failures.
2135 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2136 with a match_operand in order to help reload.
2138 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2139 constraint with 'e' for the 8th alternative as this version of
2140 the mov.w instruction only accepts the lower 8 registers.
2142 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2145 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2146 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2149 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2152 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2154 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2156 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2158 (remove_structure): Update allocations list before removing structure.
2160 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2162 * ipa-struct-reorg.c (is_safe_cond_expr,
2163 create_new_stmts_for_cond_expr): Use integer_zerop function,
2164 that recognize not only zero-pointer, but zero-integer too.
2166 2008-01-25 Ben Elliston <bje@au.ibm.com>
2169 * fixproto: Escape "." in sed expression that strips leading "./".
2171 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2174 * gcc.c (SWITCH_OK): Removed.
2175 (SWITCH_LIVE): Changed to bit.
2176 (SWITCH_FALSE): Likewise.
2177 (SWITCH_IGNORE): Likewise.
2178 (switchstr): Change live_cond to unsigned int.
2179 (process_command): Replace SWITCH_OK with 0.
2180 (do_self_spec): Likewise.
2181 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2182 (give_switch): Likewise.
2183 (used_arg): Likewise.
2184 (do_spec_1): Set the SWITCH_IGNORE bit.
2185 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2186 bits. Set the SWITCH_LIVE bit.
2188 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2190 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2192 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2194 PR tree-optimization/34472
2195 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2196 parameter to a "bool *" and set *DATA to false if there is
2197 an unsafe access. Do not delete the structure here.
2198 (check_cond_exprs): Delete it here instead.
2199 (check_cond_exprs, exclude_cold_structs): Do not increase
2200 I when removing a structure.
2202 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2206 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2208 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2211 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2212 a fixed vector for stack.
2214 2008-01-24 Ben Elliston <bje@au.ibm.com>
2217 * doc/gcc.texi (Software development): Add a direntry for g++.
2219 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2221 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2222 stale and straggling -fforce-addr comments above.
2224 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2226 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2227 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2229 2008-01-23 Michael Matz <matz@suse.de>
2232 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2235 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2237 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2240 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2242 * config/avr/avr.c (avr_current_arch): New variable.
2243 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2244 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2245 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2246 (avr_override_options): Init 'avr_current_arch'.
2247 (base_arch_s): Move from here...
2248 * config/avr/avr.h (base_arch_s): ... here. Add new members
2249 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2250 'mega' to 'have_jmp_call'.
2251 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2252 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2254 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2256 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2257 MULTILIB_MATCHES): (Ditto.).
2259 2008-01-23 Richard Guenther <rguenther@suse.de>
2262 * cgraphunit.c (cgraph_reset_node): Always mark the node
2263 not reachable if it is not queued already.
2265 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2267 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2268 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2269 (cputype_selected): New static variable.
2270 (bfin_handle_option): Set it if -mcpu is used.
2271 (override_option): Select default set of workarounds if no cpu type
2272 selected on the command line.
2273 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2275 From Michael Frysinger <michael.frysinger@analog.com>
2276 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2277 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2279 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2280 for bf547, bf523, bf524, and bf526.
2281 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2283 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2284 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2285 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2286 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2287 * doc/invoke.texi (Blackfin Options): Document that
2288 -mcpu now accept bf547, bf523, bf524, and bf526.
2290 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2292 PR rtl-optimization/34628
2293 * combine.c (try_combine): Stop and undo after the first combination
2294 if an autoincrement side-effect on the first insn has effectively
2297 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2300 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2301 Offset addresses are not valid for Altivec or paired float modes.
2303 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2306 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2307 if DECL_INITIAL (decl) is error_mark_node.
2310 * c-common.c (handle_vector_size_attribute): Only allow
2311 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2312 the same way as pointer, array etc. types.
2313 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2316 * tree.c (build_type_attribute_qual_variant): Call
2317 build_qualified_type if attributes are equal, but quals are not.
2319 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2322 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2323 * flags.h (warn_strict_aliasing): Remove.
2324 (warn_strict_overflow): Remove.
2325 * opts.c (warn_strict_aliasing): Remove.
2326 (warn_strict_overflow): Remove.
2327 * c-opts.c (c_common_handle_option): -Wall only sets
2328 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2329 (c_common_post_options): Give default values to -Wstrict-aliasing
2330 and -Wstrict-overflow if they are uninitialized.
2331 * common.opt (Wstrict-aliasing): Specify Var and Init.
2332 (Wstrict-overflow): Likewise.
2334 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2336 PR rtl-optimization/26854
2337 PR rtl-optimization/34400
2338 PR rtl-optimization/34884
2339 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2341 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2342 (df_rd_bb_info.expanded_lr_out): Deleted
2343 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2344 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2345 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2346 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2347 Removed code to allocate, initialize or free expanded_lr_out.
2348 (df_rd_bb_local_compute_process_def): Restructured to make more
2350 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2351 sets if the sets are being trimmed.
2353 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2356 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2357 (as_vers): Likewise.
2358 * configure: Regenerated.
2360 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2363 * tree-pass.h (pass_build_alias): New pass.
2364 * tree-ssa-alias.c (gate_build_alias): New.
2365 (pass_build_alias): New.
2366 * passes.c (init_optimization_passes): Add pass_build_alias after
2367 pass_create_structure_vars.
2369 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2371 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2372 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2373 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2374 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2375 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2376 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2377 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2378 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2379 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2380 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2381 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2382 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2383 * config/s390/s390.md (FP_ALL): New mode iterator.
2384 (_d): New mode attribute.
2385 ("*signbit<mode>2>"): Changed mode of first operand.
2386 ("isinf<mode>2"): Changed mode of first operand.
2387 ("*TDC_insn"): Adaptation for DFP modes.
2389 2008-01-22 Ben Elliston <bje@au.ibm.com>
2391 * tree.c (check_qualified_type): Improve function description.
2393 2008-01-21 Jason Merrill <jason@redhat.com>
2396 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2397 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2400 2008-01-21 DJ Delorie <dj@redhat.com>
2402 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2405 2008-01-21 Richard Guenther <rguenther@suse.de>
2408 * tree-cfg.c (verify_expr): Allow all invariant expressions
2409 instead of just constant class ones as reference argument.
2410 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2411 like any other constant.
2412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2414 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2416 * regmove.c (fixup_match_1): Update call crossed frequencies.
2418 2008-01-21 Richard Guenther <rguenther@suse.de>
2421 * tree-inline.c (setup_one_parameter): Deal with mismatched
2422 types using a VIEW_CONVERT_EXPR.
2424 2008-01-21 Alon Dayan <alond@il.ibm.com>
2425 Olga Golovanevsky <olga@il.ibm.com>
2427 PR tree-optimization/34701
2428 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2429 when the structure size is not a power of 2.
2431 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2433 * doc/install.texi: Add doc for --enable-checking=df.
2435 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2437 PR rtl-optimization/34808
2438 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2440 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2442 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2445 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2447 PR rtl-optimization/26854
2448 PR rtl-optimization/34400
2449 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2451 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2452 (df_rd_bb_info.expanded_lr_out): New.
2453 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2454 * loop_iv.c (iv_analysis_loop_init): Ditto.
2455 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2456 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2457 Added code to allocate, initialize or free expanded_lr_out.
2458 (df_rd_bb_local_compute_process_def): Restructured to make
2459 more understandable.
2460 (df_rd_confluence_n): Add code to do nothing with fake edges and
2461 code to no apply invalidate_by_call sets if the sets are being trimmed.
2462 (df_lr_local_finalize): Renamed to df_lr_finalize.
2463 (df_live_local_finalize): Renamed to df_live_finalize.
2465 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2468 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2469 deciding whether to use reciprocal instructions.
2471 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2473 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2474 dwarf2out_note_section_used if cold_text_section is NULL.
2476 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2478 PR gcov-profile/34610
2479 * tree-cfg.c (make_edges): Mark both outgoing edges from
2480 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2481 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2482 from OMP_FOR and OMP_CONTINUE outgoing edges.
2484 * tree-profile.c (tree_profiling): Return early if
2485 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2487 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2488 from cfun to child_cfun.
2489 * function.h (struct function): Add after_tree_profile bit.
2491 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2493 * config/avr/avr.S (_exit): Disable interrupt.
2495 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2496 Steven Bosscher <stevenb.gcc@gmail.com>
2498 PR rtl-optimization/26854
2499 PR rtl-optimization/34400
2500 * df-problems.c (df_live_scratch): New scratch bitmap.
2501 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2502 (df_live_reset): Clear the proper bitmaps.
2503 (df_live_bb_local_compute): Only process the artificial defs once
2504 since the order is not important.
2505 (df_live_init): Init the df_live sets only with the variables
2506 found live by df_lr.
2507 (df_live_transfer_function): Use the df_lr sets to prune the
2508 df_live sets as they are being computed.
2509 (df_live_free): Free df_live_scratch.
2511 2008-01-18 Ian Lance Taylor <iant@google.com>
2513 * common.opt: Add fmerge-debug-strings.
2514 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2515 flag_merge_debug_strings rather than flag_merge_constants.
2516 * doc/invoke.texi (Option Summary): Mention
2517 -fmerge-debug-strings.
2518 (Debugging Options): Document -fmerge-debug-strings.
2520 2008-01-18 Ian Lance Taylor <iant@google.com>
2523 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2524 (struct tree_function_decl): Add new field operator_new_flag.
2525 * tree-inline.c (expand_call_inline): When inlining a call to
2526 operator new, force the return value to go into a variable, and
2527 set DECL_NO_TBAA_P on that variable.
2528 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2530 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2533 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2534 DWARF2_DEBUGGING_INFO.
2535 (dwarf2out_note_section_used): Ditto. Add prototype.
2536 (have_multiple_function_sections, text_section_used,
2537 cold_text_section_used, *cold_text_sections): Move declarations
2540 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2542 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2543 field and add signal_ra.
2544 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2545 assignments to frame state pc. Move end of stack check after
2546 MD_FALLBACK_FRAME_STATE_FOR.
2547 (uw_update_context_1): Use frame state signal_regs if set, instead
2548 of checking signal_frame flag.
2549 (uw_update_context): Use frame state signal_ra if set.
2550 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2551 * config/xtensa/linux-unwind.h: New file.
2553 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2555 * modulo-sched.c (get_sched_window): Fix comment typo.
2557 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2559 PR tree-optimization/34648
2560 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2562 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2564 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2565 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2567 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2569 PR rtl-optimization/34400
2570 * df-core.c (df_worklist_dataflow_overeager,
2571 df_worklist_dataflow_doublequeue): New functions.
2572 (df_worklist_dataflow): Two different worklist solvers.
2573 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2576 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2579 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2580 and ftree-parallelize-loops.
2582 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2584 PR rtl-optimization/34826
2585 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2587 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2589 * global.c (find_reg): Mark the eh regs as used if necessary.
2590 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2591 * ra.h (struct allocno): no_eh_reg field added. Changed
2592 no_stack_reg type to bitfield.
2594 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2596 * tree.c (substitute_in_expr): Add missing 'break'.
2598 2008-01-17 Richard Guenther <rguenther@suse.de>
2600 PR tree-optimization/34825
2601 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2602 x / x as division to handle.
2604 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2606 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2607 "-pthread" is specified.
2608 * pa-hpux11.h (LIB_SPEC): Likewise.
2610 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2611 Peter Bergner <bergner@vnet.ibm.com>
2613 PR rtl-optimization/33796
2614 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2616 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2618 PR libgfortran/34699
2619 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2621 * pa-hpux10.h (LINK_SPEC): Likewise.
2622 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2624 2008-01-16 Richard Guenther <rguenther@suse.de>
2627 * fold-const.c (fold_convert_const_int_from_int): Do not
2628 set overflow if that occured only because of a sign extension
2629 change when converting from/to a sizetype with the same
2630 precision and signedness.
2632 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2635 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2636 location address to the correct place. Update copyright year.
2638 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2640 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2641 no dependences in the dependence_relations vector.
2643 2008-01-16 Jan Hubicka <jh@suse.cz>
2645 PR rtl-optimization/31396
2646 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2647 * cfg.c (dump_reg_info): Print it.
2648 * regs.h (struct reg_info_t): add freq_calls_crossed.
2649 (REG_FREQ_CALLS_CROSSED): New macro.
2650 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2651 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2652 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2653 regmove_optimize): Update call crossed frequencies.
2654 * local-alloc.c (struct qty): Add freq_calls_crossed.
2655 (alloc_qty): Copute freq_calls_crossed.
2656 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2657 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2658 * ra.h (struct allocno): Add freq_calls_crossed.
2660 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2662 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2663 libgomp when compiling with ftree-parallelize-loops.
2664 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2666 2008-01-16 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/34769
2669 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2670 * tree.c (int_cst_value): Instead make this function more
2671 permissive in what it accepts as valid input. Document this
2672 function always sign-extends the value.
2674 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2675 Richard Guenther <rguenther@suse.de>
2678 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2679 (gimple_fold_indirect_ref_rhs): ... this.
2680 (gimple_fold_indirect_ref): New function with foldings
2681 that preserve lvalueness.
2682 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2683 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2684 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2685 to fold an INDIRECT_REF, fall back to the old use of
2686 fold_indirect_ref_1.
2688 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2690 * tree-data-ref.c (subscript_dependence_tester_1): Call
2691 free_conflict_function.
2692 (compute_self_dependence): Same.
2694 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2697 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2698 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2700 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2701 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2702 for DWARF2_UNWIND_INFO targets.
2704 2008-01-16 Richard Guenther <rguenther@suse.de>
2707 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2708 type qualifiers for function types.
2710 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2712 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2713 loop_iterator li from previous commit.
2715 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2717 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2719 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2721 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2722 (parallelize_loops): Don't parallelize irreducible components.
2724 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2727 * c-opts (c_common_post_options): Do not enable CPP
2728 flag_pedantic_errors by default.
2730 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2732 PR rtl-optimization/31944
2733 * cse.c (remove_pseudo_from_table): New function.
2734 (merge_equiv_classes): Use above function to remove pseudo-registers.
2735 (invalidate): Likewise.
2737 2008-01-13 Richard Guenther <rguenther@suse.de>
2740 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2741 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2743 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2745 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2746 validate_change to unshare the source of the PC set.
2748 2008-01-12 Jan Hubicka <jh@suse.cz>
2751 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2752 references above array bounds. This might trigger bounds checks for
2755 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2757 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2758 new_replaceable_dependencies.
2760 2008-01-12 Doug Kwan <dougkwan@google.com>
2762 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2763 instead of OPT_Wreturn_type in warning due to ignored return type
2765 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2766 options included in -Wextra.
2767 * c.opt: New option -Wignored_qualifiers.
2768 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2769 -Wignore_qualifiers.
2770 (-Wignored-qualifiers): Document.
2771 (-Wreturn-type): Remove description of functionality now handled
2772 by -Wignored-qualifiers.
2774 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2777 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2778 NOP_EXPR if it is between integral types with the same precision.
2780 2008-01-12 Jan Hubicka <jh@suse.cz>
2783 * invoke.texi (max-inline-recursive-depth): Fix default value.
2785 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2787 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2790 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2792 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2794 2008-01-11 James E. Wilson <wilson@specifix.com>
2797 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2799 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2801 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2802 save/restore frame pointer register and don't use 'call-prologues'
2803 optimization in function with "OS_task" attribute.
2805 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2808 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2809 when copying to memory.
2811 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2813 PR rtl-optimization/30905
2814 * cfgcleanup.c: Include dce.h
2815 (crossjumps_occured): New global variable.
2816 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2817 If something changed, set crossjumps_occured to true.
2818 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2819 Don't add/remove fake edges to exit here...
2820 (cleanup_cfg): ...but do it here, when crossjumping.
2821 Run a fast DCE when successful crossjumps occured in the latest
2822 iteration of try_optimize_cfg.
2824 2008-01-11 Richard Guenther <rguenther@suse.de>
2826 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2827 (struct vn_unary_op_s): Likewise.
2828 (vn_reference_insert): Free old reference on hash collision.
2830 2008-01-10 Raksit Ashok <raksit@google.com>
2832 PR rtl-optimization/27971
2833 * combine.c (find_split_point): Split PLUS expressions which are
2834 inside a MEM rtx, and whose first operand is complex.
2836 2008-01-10 DJ Delorie <dj@redhat.com>
2838 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2839 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2840 (m32c_hard_regno_ok): Call the underlying function.
2842 2008-01-10 Richard Guenther <rguenther@suse.de>
2845 * tree-cfg.c (tree_merge_blocks): Do not go through the
2846 full-blown folding and stmt updating path if we just deal
2847 with virtual operands.
2848 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2849 test for abnormal SSA_NAMEs.
2851 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2854 * reload.c (push_reload): Add assertions. All constants from
2855 reg_equiv_constant should have been used for replacing the respective
2857 (find_reloads_address): Invoke find_reloads_address_part for
2858 constant taken from the reg_equiv_constant array.
2860 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2862 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2863 field (valnum) the first in the struct. Replace bools with
2866 2008-01-10 Richard Guenther <rguenther@suse.de>
2868 PR tree-optimization/34651
2869 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2870 types and ordering for masking and converting.
2872 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2874 PR tree-optimization/34017
2875 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2876 also for PHI_NODE expressions.
2878 2008-01-09 Jan Hubicka <jh@suse.cz>
2880 PR tree-optimization/34708
2881 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2882 based on number of case labels.
2883 (init_inline_once): Remove switch_cost.
2884 * tree-inline.h (eni_weights_d): Remove switch_cost.
2886 2008-01-09 Richard Guenther <rguenther@suse.de>
2887 Andrew Pinski <andrew_pinski@playstation.sony.com>
2890 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2891 temporary if an rvalue is ok or an lvalue is not required.
2893 2008-01-09 Richard Guenther <rguenther@suse.de>
2896 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2899 2008-01-09 Richard Guenther <rguenther@suse.de>
2902 * tree.c (host_integerp): Check for sizetype only if the
2903 type is an integer type.
2905 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2908 * opts.c (decode_options): Disable inlining of functions called
2909 once if not in unit-at-a-time mode.
2911 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2913 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2915 2008-01-08 Richard Guenther <rguenther@suse.de>
2918 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2919 out early if the result will be unused.
2921 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2926 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2930 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2932 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2933 for vectorization tuned.
2935 2008-01-08 Richard Guenther <rguenther@suse.de>
2937 PR tree-optimization/34683
2938 * tree-ssa-operands.c (operand_build_cmp): Export.
2939 * tree-ssa-operands.h (operand_build_cmp): Declare.
2940 * tree-vn.c (vuses_compare): Remove.
2941 (sort_vuses): Use operand_build_cmp.
2942 (sort_vuses_heap): Likewise.
2943 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2944 to re-use old VEC if available. Do not sort already sorted VUSEs.
2945 (vdefs_to_vec): Do not sort already sorted VDEFs.
2947 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2950 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2952 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2955 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2956 limitations of reciprocal sequences on x86 targets.
2958 2008-01-08 Richard Guenther <rguenther@suse.de>
2960 PR tree-optimization/34683
2961 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2963 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2966 * config/darwin.c (darwin_mergeable_string_section): Don't use
2967 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2969 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2972 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2973 negxf2. Macroize expander using X87MODEF mode iterator. Change
2974 predicates of op0 and op1 to register_operand.
2975 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2976 expander using X87MODEF mode iterator. Change predicates of
2977 op0 and op1 to register_operand.
2978 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2979 corresponding patterns and macroize using MODEF macro. Change
2980 predicates of op0 and op1 to register_operand and remove
2981 "m" constraint. Disparage "r" alternative with "!".
2982 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
2983 macroize using X87MODEF macro. Change predicates of op0 and op1
2984 to register_operand and remove "m" constraint. Disparage "r"
2985 alternative with "!".
2986 (absneg splitter with memory operands): Remove.
2987 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
2988 patterns and macroize using X87MODEF mode iterator.
2989 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
2990 Change predicate of op1 to register_operand.
2991 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
2992 for memory operands.
2994 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
2996 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
2998 2008-01-07 Richard Guenther <rguenther@suse.de>
3000 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3003 2008-01-07 Richard Guenther <rguenther@suse.de>
3005 PR tree-optimization/34683
3006 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3007 VOPs of the needed size to save memory. Use VEC_quick_push
3008 to save compile-time.
3009 (vdefs_to_vec): Likewise.
3011 2008-01-07 Sa Liu <saliu@de.ibm.com>
3013 * config/spu/spu.md (divdf3): Genetate inline code for double
3014 division. The implementation doesn't handle INF or NAN, therefore it
3015 only applies when -ffinite-math-only is given.
3017 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3020 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3021 * doc/cpp.texi ([Common Predefined Macros]): Document.
3023 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3025 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3026 order to use commutative addition instead of subtraction.
3028 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3029 Mircea Namolaru <namolaru@il.ibm.com>
3030 Vladimir Yanovsky <yanov@il.ibm.com>
3031 Revital Eres <eres@il.ibm.com>
3033 PR tree-optimization/34263
3034 * tree-outof-ssa.c (process_single_block_loop_latch,
3035 contains_tree_r): New functions.
3036 (analyze_edges_for_bb): Call process_single_block_loop_latch
3037 function to empty single-basic-block latch block if possible.
3039 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3041 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3043 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3045 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3047 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3049 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3051 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3053 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3055 PR tree-optimization/34618
3056 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3059 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3063 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3064 Update copyright year.
3066 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3067 Update copyright year.
3068 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3071 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3073 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3074 edge does not point to current bb before changing need_assert.
3076 2008-01-04 Richard Guenther <rguenther@suse.de>
3079 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3080 for verifying purposes if they are is_gimple_min_invariant.
3082 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3084 PR tree-optimization/34448
3085 PR tree-optimization/34465
3086 * gimplify.c (gimplify_init_constructor): Add new parameter
3087 notify_temp_creation. Use it.
3088 (gimplify_modify_expr_rhs): Take volatiles into account when
3089 optimizing constructors.
3090 Do not optimize constructors if gimplify_init_constructor will dump to
3092 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3093 * gcc.c-torture/compile/pr34448.c: New.
3095 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3097 PR gcov-profile/34609
3098 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3099 return_slot if result is TREE_ADDRESSABLE.
3101 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3103 * config/mips/mips.md (sqrt_condition): Tweak comment.
3104 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3106 2008-01-03 Tom Tromey <tromey@redhat.com>
3109 * c-common.c (c_type_hash): Handle VLAs.
3111 2008-01-03 Jan Hubicka <jh@suse.cz>
3113 PR tree-optimization/31081
3114 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3115 0 when inlining and not inlining to first basic block.
3116 (remap_decl): When var is initialized to 0, don't set default_def.
3117 (expand_call_inline): Set entry_bb.
3118 * tree-inline.h (copy_body_data): Add entry_bb.
3120 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3123 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3126 PR tree-optimization/29484
3127 * tree-inline.c (inline_forbidden_p_2): New function.
3128 (inline_forbidden_p): Disallow inlining if some static var
3129 has an address of a local LABEL_DECL in its initializer.
3130 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3133 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3135 PR tree-optimization/34635
3136 * tree-data-ref.c (add_other_self_distances): Make sure that the
3137 evolution step is constant.
3139 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3142 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3144 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3146 * tree-sra.c (scalarize_init): Insert the generate_element_init
3147 statements after the generate_element_zero statements.
3149 2008-01-02 Richard Guenther <rguenther@suse.de>
3153 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3154 for very large number of operands instead of ICEing.
3156 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3159 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3160 while stack probing.
3162 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3164 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3167 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3170 * tree-mudflap.c (mx_register_decls): Guard warning by
3171 !DECL_ARTIFICIAL check.
3173 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3175 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3176 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3177 sse5_perm<mode>): Fix constraints.