1 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3 * tree-flow-inline.h (next_readonly_imm_use): Return
4 NULL_USE_OPERAND_P after the end.
6 2008-03-01 Richard Guenther <rguenther@suse.de>
8 PR tree-optimization/35411
9 * tree-sra.c (sra_build_assignment): Split conversion to
10 final type to a separate statement if we are not assigning
13 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15 * fold-const.c (fold_convertible_p): Correct the logic to follow
16 that in fold_convert().
18 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21 * tree-inline.c (build_duplicate_type): When we make a
22 duplicate type, make it unique in the canonical types system.
24 2008-02-29 Tom Tromey <tromey@redhat.com>
26 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
27 input_file_stack_history, input_file_stack_restored): Remove.
28 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
29 * input.h (struct file_stack): Remove.
30 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
31 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
33 * diagnostic.h (struct diagnostic_context) <last_module>: Change
35 (diagnostic_last_module_changed): Add 'map' argument.
36 (diagnostic_set_last_function): Likewise.
37 * diagnostic.c (undiagnostic_report_current_module): Iterate using
38 line map, not input_file_stack.
39 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
41 2008-02-29 Paul Brook <paul@codesourcery.com>
43 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
45 2008-02-29 Paul Brook <paul@codesourcery.com>
47 * config/arm/ieee754-df.S (muldf3): Use RET macros.
49 2008-02-29 Richard Guenther <rguenther@suse.de>
51 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
53 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
54 value for comparing for a store match.
55 (simplify_unary_expression): Do nothing for SSA_NAMEs.
56 (try_to_simplify): Do not do a full-blown reference lookup.
58 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
60 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
61 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
63 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
65 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
67 * tree-loop-linear.c (try_interchange_loops): Compare memory access
68 strides against cache sizes.
70 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
72 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
75 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
77 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
78 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
79 is smaller than the original promoted value.
80 (simplify_subreg): If OP is a SUBREG, try to preserve its
81 SUBREG_PROMOTED_VAR_P information.
83 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
85 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
86 (VN_INFO_GET): Allocate new objects on the obstack.
87 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
88 for rpo_numbers_temp, for consistency.
89 (free_scc_vn): Free the obstack.
91 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
93 * doc/invoke.texi: Document -ftree-loop-distribution.
94 * tree-loop-distribution.c: New.
95 * tree-pass.h (pass_loop_distribution): New.
96 * graphds.h (struct graph): Add htab_t indices.
97 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
98 * tree-vectorizer.c (rename_variables_in_loop): Extern.
99 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
100 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
101 * tree-data-ref.c (debug_data_dependence_relations): New.
102 (dump_data_dependence_relation): Also print data references.
103 (free_data_ref): Extern.
104 (same_access_functions): Moved...
105 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
106 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
107 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
108 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
109 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
110 (stmts_from_loop): Skip LABEL_EXPR.
111 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
112 (build_rdg): Initialize rdg->indices htab.
113 (free_rdg, stores_from_loop, ref_base_address,
114 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
115 have_similar_memory_accesses_1, ref_base_address_1,
116 remove_similar_memory_refs): New.
117 * tree-data-ref.h: Depend on tree-chrec.h.
118 (debug_data_dependence_relations, free_data_ref): Declared.
119 (same_access_functions): ... here.
120 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
121 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
122 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
123 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
124 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
125 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
126 rdg_vertex_for_stmt): Declared.
127 (struct rdg_edge): Add level.
129 (free_rdg, stores_from_loop, remove_similar_memory_refs,
130 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
131 (rdg_has_similar_memory_accesses): New.
132 * tree-vect-analyze.c: Remove unused static decls.
133 * lambda.h (dependence_level): New.
134 * common.opt (ftree-loop-distribution): New.
135 * tree-flow.h (mark_virtual_ops_in_bb,
136 slpeel_tree_duplicate_loop_to_edge_cfg,
137 rename_variables_in_loop): Declared.
138 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
139 (OBJS-common): Add tree-loop-distribution.o.
140 (tree-loop-distribution.o): New rule.
141 * tree-cfg.c (mark_virtual_ops_in_bb): New.
142 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
143 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
145 2008-02-28 Joseph Myers <joseph@codesourcery.com>
148 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
149 other than structures and unions.
151 2008-02-28 Richard Guenther <rguenther@suse.de>
154 2008-02-26 Richard Guenther <rguenther@suse.de>
156 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
157 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
158 (lookup_decl_from_uid): Declare.
159 (remove_decl_from_map): Likewise.
160 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
161 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
162 (decl_for_uid_map): New global hashtable mapping DECL_UID
164 (init_ttree): Allocate it.
165 (insert_decl_to_uid_decl_map): New helper function.
166 (make_node_stat): Insert new decls into the map.
167 (copy_node_stat): Likewise.
168 (lookup_decl_from_uid): New function.
169 (remove_decl_from_map): Likewise.
170 (print_decl_for_uid_map_statistics): New helper.
171 (dump_tree_statistics): Call it.
173 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
174 (referenced_var_iterator): Adjust.
175 (FOR_EACH_REFERENCED_VAR): Adjust.
176 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
177 (num_referenced_vars): Adjust.
178 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
179 (first_referenced_var): Remove.
180 (end_referenced_vars_p): Likewise.
181 (next_referenced_var): Likewise.
182 (referenced_var_iterator_set): New helper function.
183 * tree-dfa.c (referenced_var_lookup): Adjust.
184 (referenced_var_check_and_insert): Likewise.
185 (remove_referenced_var): Likewise.
186 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
188 (verify_call_clobbering): Likewise.
189 (verify_memory_partitions): Likewise.
190 (init_tree_ssa): Allocate bitmap instead of hashtable for
192 (delete_tree_ssa): Adjust.
193 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
194 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
195 (compute_tag_properties): Likewise.
196 (set_initial_properties): Likewise.
197 (find_partition_for): Likewise.
198 (update_reference_counts): Likewise.
199 (dump_may_aliases_for): Likewise.
200 * tree-ssa-operands.c (add_virtual_operand): Likewise.
201 (add_call_clobber_ops): Likewise.
202 (add_call_read_ops): Likewise.
203 (get_asm_expr_operands): Likewise.
204 * tree-into-ssa.c (dump_decl_set): Likewise.
205 (update_ssa): Likewise.
206 * tree-sra.c (scan_function): Likewise.
207 (decide_instantiations): Likewise.
208 (scalarize_parms): Likewise.
209 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
210 (dsa_named_for): Likewise.
211 * tree-ssa-structalias.c (update_alias_info): Likewise.
212 (merge_smts_into): Likewise.
214 2008-02-27 David Daney <ddaney@avtrex.com>
217 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
218 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
219 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
220 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
221 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
223 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
226 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
227 (BUILT_IN_NEXTTOWARD): Remove.
228 (BUILT_IN_NEXTTOWARDF): Ditto.
229 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
230 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
232 2008-02-27 Tom Tromey <tromey@redhat.com>
234 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
235 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
237 2008-02-27 Jan Beulich <jbeulich@novell.com>
239 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
240 update the respective field on newdecl.
242 2008-02-27 Revital Eres <eres@il.ibm.com>
244 PR rtl-optimization/34999
245 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
246 crossing edges that ends with a call insn.
247 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
248 call insn and clear the EDGE_CROSSING flag of the crossing edge
249 when fixing fallthru edges.
251 2008-02-27 Richard Guenther <rguenther@suse.de>
254 * fold-const.c (fold_unary): Return the correct argument,
255 converted to the result type.
257 2008-02-27 Richard Guenther <rguenther@suse.de>
260 * expr.c (expand_expr_real_1): Assert on rotates that operate
262 * fold-const.c (fold_binary): Use the types precision, not the
263 bitsize of the mode if folding rotate expressions. Build rotates
266 2008-02-27 Jakub Jelinek <jakub@redhat.com>
268 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
270 * c-pragma.c (pragma_ns_name): New typedef.
271 (registered_pp_pragmas): New variable.
272 (c_pp_lookup_pragma): New function.
273 (c_register_pragma_1): If flag_preprocess_only, do nothing
274 for non-expanded pragmas, for expanded ones push pragma's
275 namespace and name into registered_pp_pragmas vector.
276 (c_invoke_pragma_handler): Register OpenMP pragmas even when
277 flag_preprocess_only, don't register GCC pch_preprocess
278 pragma if flag_preprocess_only.
279 * c-opts.c (c_common_init): Call init_pragma even if
280 flag_preprocess_only.
281 * c-pragma.c (c_pp_lookup_pragma): New prototype.
282 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
283 cpp_register_pragma if flag_preprocess_only.
285 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
288 * c-parser.c (c_parser_translation_unit): Warn for empty
289 translation unit, not empty source file.
291 2008-02-26 Paul Brook <paul@codesourcery.com>
293 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
295 * config/arm/arm.h (reg_class): Add CORE_REGS.
296 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
297 (BASE_REG_CLASS): Use CORE_REGS.
298 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
299 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
300 (REGNO_OK_FOR_INDEX_P): Exclude SP.
301 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
302 ARM_REGNO_OK_FOR_INDEX_P.
303 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
304 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
305 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
306 (ldm/stm peepholes): Ditto.
307 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
308 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
309 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
310 * config/arm/constraints.md: Enable "k" constraint on ARM.
312 2008-02-27 Ben Elliston <bje@au.ibm.com>
314 * config/rs6000/rs6000.c: Annotate cache line size field in all
315 instances of struct processor_costs.
317 2008-02-26 David Edelsohn <edelsohn@gnu.org>
319 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
320 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
321 jump_bypass): New counters.
322 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
323 * dce.c (gate_ud_dce): Same.
324 (gate_fast_dce): Same.
325 * dse.c (gate_dse1): New function.
326 (gate_dse2): New function.
327 (gate_dse): Merge results of new gate functions.
328 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
329 (gate_handle_jump_bypass): Add dbg_cnt.
330 (gate_handle_gcse): Add dbg_cnt.
331 * ifcvt.c (gate_handle_if_conversion): Same.
332 (gate_handle_if_after_combine): Same.
333 (gate_handle_if_after_reload): Same.
334 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
336 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
338 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
340 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
342 2008-02-26 Jason Merrill <jason@redhat.com>
345 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
346 alone if it's the naming decl for the type's main variant.
348 2008-02-26 Tom Tromey <tromey@redhat.com>
350 * system.h (USE_MAPPED_LOCATION): Poison.
351 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
352 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
353 (make_goto_expr_edges): Likewise.
354 (remove_bb): Likewise.
355 (execute_warn_function_return): Likewise.
356 * basic-block.h (struct edge_def) <goto_locus>: Change type to
358 * c-common.c (fname_decl): Remove old location code.
359 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
361 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
363 (ASM_INPUT_SOURCE_LOCATION): Likewise.
364 (gen_rtx_ASM_INPUT): Likewise.
365 (gen_rtx_ASM_INPUT_loc): Likewise.
366 (get_rtx_asm_OPERANDS): Remove.
367 * cfglayout.c (insn_locators_alloc): Remove old location code.
368 (set_curr_insn_source_location): Likewise.
369 (curr_insn_locator): Likewise.
370 * print-tree.c (print_node): Remove old location code.
371 * tree-mudflap.c (mf_varname_tree): Remove old location code.
372 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
373 * cfgexpand.c (expand_gimple_cond_expr): Don't use
375 (construct_exit_block): Remove old location code.
376 * emit-rtl.c (force_next_line_note): Remove old location code.
377 * profile.c (branch_prob): Remove old location code.
378 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
379 LOC_LINE): Remove old-location variants.
380 * langhooks.c (lhd_print_error_function): Remove old location
382 * configure, config.in: Rebuilt.
383 * configure.ac (--enable-mapped-location): Remove.
384 * c-decl.c (c_init_decl_processing): Remove old location code.
385 (finish_function): Likewise.
386 * recog.c (decode_asm_operands): Remove old location code.
387 * c-pch.c (c_common_read_pch): Remove old location code.
388 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
390 * gimple-low.c (lower_function_body): Remove old location code.
391 * toplev.c (unknown_location): Remove.
392 (push_srcloc): Remove old-location variant.
393 (process_options): Remove old location code.
394 (lang_dependent_init): Likewise.
395 * input.h (UNKNOWN_LOCATION): Move definition.
396 (location_t): Undeprecate.
397 (source_locus): Remove.
398 (location_from_locus): Remove.
399 (struct location_s): Remove.
400 Remove all old-location code.
401 (input_line, input_filename): Remove.
402 * final.c (final_scan_insn): Remove old location code.
403 * diagnostic.c (diagnostic_build_prefix): Remove
404 USE_MAPPED_LOCATION test.
405 * tree.h (gimple_stmt) <locus>: Now a location_t.
406 (tree_exp) <locus>: Likewise.
407 (DECL_IS_BUILTIN): Remove old-location variant.
408 (annotate_with_file_line, annotate_with_locus): Likewise.
409 (expr_locus, set_expr_locus): Update.
410 * tree.c (build1_stat): Remove old location code.
411 (last_annotated_node): Remove.
412 (annotate_with_file_line): Remove old-location variant.
413 (annotate_with_locus): Likewise.
414 (expr_location): Remove old location code.
415 (set_expr_location): Likewise.
416 (expr_has_location): Likewise.
417 (expr_locus): Likewise.
418 (set_expr_locus): Likewise.
419 (expr_filename): Don't use location_from_locus.
420 (expr_lineno): Likewise.
421 * rtl-error.c (location_for_asm): Remove old location code.
422 * c-lex.c (cb_line_change): Remove old location code.
423 (fe_file_change): Likewise.
424 (cb_def_pragma): Likewise.
425 (c_lex_with_flags): Likewise.
426 * gengtype.c (do_typedef): Don't special-case location types.
427 (define_location_structures): Remove.
428 (main): Don't call define_location_structures.
429 * tree-pretty-print.c (dump_implicit_edges): Remove old location
432 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
435 * builtins.def (BUILT_IN_STDARG_START): Remove.
436 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
437 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
438 * tree-inline.c (inline_forbidden_p_1): Likewise.
440 2008-02-26 Richard Guenther <rguenther@suse.de>
442 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
443 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
444 (lookup_decl_from_uid): Declare.
445 (remove_decl_from_map): Likewise.
446 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
447 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
448 (decl_for_uid_map): New global hashtable mapping DECL_UID
450 (init_ttree): Allocate it.
451 (insert_decl_to_uid_decl_map): New helper function.
452 (make_node_stat): Insert new decls into the map.
453 (copy_node_stat): Likewise.
454 (lookup_decl_from_uid): New function.
455 (remove_decl_from_map): Likewise.
456 (print_decl_for_uid_map_statistics): New helper.
457 (dump_tree_statistics): Call it.
459 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
460 (referenced_var_iterator): Adjust.
461 (FOR_EACH_REFERENCED_VAR): Adjust.
462 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
463 (num_referenced_vars): Adjust.
464 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
465 (first_referenced_var): Remove.
466 (end_referenced_vars_p): Likewise.
467 (next_referenced_var): Likewise.
468 (referenced_var_iterator_set): New helper function.
469 * tree-dfa.c (referenced_var_lookup): Adjust.
470 (referenced_var_check_and_insert): Likewise.
471 (remove_referenced_var): Likewise.
472 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
473 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
474 (verify_call_clobbering): Likewise.
475 (verify_memory_partitions): Likewise.
476 (init_tree_ssa): Allocate bitmap instead of hashtable for
478 (delete_tree_ssa): Adjust.
479 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
480 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
481 (compute_tag_properties): Likewise.
482 (set_initial_properties): Likewise.
483 (find_partition_for): Likewise.
484 (update_reference_counts): Likewise.
485 (dump_may_aliases_for): Likewise.
486 * tree-ssa-operands.c (add_virtual_operand): Likewise.
487 (add_call_clobber_ops): Likewise.
488 (add_call_read_ops): Likewise.
489 (get_asm_expr_operands): Likewise.
490 * tree-into-ssa.c (dump_decl_set): Likewise.
491 (update_ssa): Likewise.
492 * tree-sra.c (scan_function): Likewise.
493 (decide_instantiations): Likewise.
494 (scalarize_parms): Likewise.
495 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
496 (dsa_named_for): Likewise.
497 * tree-ssa-structalias.c (update_alias_info): Likewise.
498 (merge_smts_into): Likewise.
500 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
503 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
504 * c-opts.c (c_common_handle_option): Wall enables
505 Wvolatile-register-var.
506 * common.opt: Move Wvolatile-register-var to...
509 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
511 * common.opt (Wlarger-than=): New.
512 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
514 * opts.c (common_handle_option): Handle -Wlarger-than=.
515 * optc-gen.awk: Likewise.
516 * opth-gen.awk: Likewise.
517 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
518 * tree-optimize.c (tree_rest_of_compilation): Likewise.
520 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
522 * c-common.c (match_case_to_enum_1): Add appropriate
523 OPT_W* parameter to warning.
524 (c_do_switch_warnings): Likewise.
525 * c-typeck.c (warning_init): Add one more parameter following
527 (push_init_level): Update call to warning_init.
528 (pop_init_level): Likewise.
529 (add_pending_init): Likewise.
530 (output_init_element: Likewise.
532 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
535 * toplev.c (toplev_main): If there are warnings or error, print
536 errors for ignored options.
537 * opts.c (ignored_options): New static variable.
538 (postpone_unknown_option_error): New.
539 (print_ignored_options): New.
540 (handle_option): Postpone errors for unknown -Wno-* options.
541 * opts.h (print_ignored_options): Declare.
543 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
545 * config/mips/mips.md (loadgp_blockage, blockage): Change type
548 2008-02-25 Richard Guenther <rguenther@suse.de>
551 2008-02-25 Richard Guenther <rguenther@suse.de>
553 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
554 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
555 (lookup_decl_from_uid): Declare.
556 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
557 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
558 (decl_for_uid_map): New global hashtable mapping DECL_UID
560 (init_ttree): Allocate it.
561 (insert_decl_to_uid_decl_map): New helper function.
562 (make_node_stat): Insert new decls into the map.
563 (copy_node_stat): Likewise.
564 (lookup_decl_from_uid): New function.
565 (print_decl_for_uid_map_statistics): New helper.
566 (dump_tree_statistics): Call it.
568 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
569 (referenced_var_iterator): Adjust.
570 (FOR_EACH_REFERENCED_VAR): Adjust.
571 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
572 (num_referenced_vars): Adjust.
573 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
574 (first_referenced_var): Remove.
575 (end_referenced_vars_p): Likewise.
576 (next_referenced_var): Likewise.
577 (referenced_var_iterator_set): New helper function.
578 * tree-dfa.c (referenced_var_lookup): Adjust.
579 (referenced_var_check_and_insert): Likewise.
580 (remove_referenced_var): Likewise.
581 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
582 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
583 (verify_call_clobbering): Likewise.
584 (verify_memory_partitions): Likewise.
585 (init_tree_ssa): Allocate bitmap instead of hashtable for
587 (delete_tree_ssa): Adjust.
588 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
589 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
590 (compute_tag_properties): Likewise.
591 (set_initial_properties): Likewise.
592 (find_partition_for): Likewise.
593 (update_reference_counts): Likewise.
594 (dump_may_aliases_for): Likewise.
595 * tree-ssa-operands.c (add_virtual_operand): Likewise.
596 (add_call_clobber_ops): Likewise.
597 (add_call_read_ops): Likewise.
598 (get_asm_expr_operands): Likewise.
599 * tree-into-ssa.c (dump_decl_set): Likewise.
600 (update_ssa): Likewise.
601 * tree-sra.c (scan_function): Likewise.
602 (decide_instantiations): Likewise.
603 (scalarize_parms): Likewise.
604 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
605 (dsa_named_for): Likewise.
606 * tree-ssa-structalias.c (update_alias_info): Likewise.
607 (merge_smts_into): Likewise.
609 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
612 * doc/invoke.texi (-fcx-limited-range): Document new option.
613 * toplev.c (process_options): Handle -fcx-fortran-rules.
614 * common.opt: Add documentation for -fcx-fortran-rules.
616 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
619 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
620 actual behaviour and C99.
622 2008-02-26 Ben Elliston <bje@au.ibm.com>
624 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
625 (ASM_CPU_POWER6_SPEC): Likewise.
626 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
627 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
628 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
630 2008-02-25 Richard Guenther <rguenther@suse.de>
632 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
633 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
634 (lookup_decl_from_uid): Declare.
635 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
636 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
637 (decl_for_uid_map): New global hashtable mapping DECL_UID
639 (init_ttree): Allocate it.
640 (insert_decl_to_uid_decl_map): New helper function.
641 (make_node_stat): Insert new decls into the map.
642 (copy_node_stat): Likewise.
643 (lookup_decl_from_uid): New function.
644 (print_decl_for_uid_map_statistics): New helper.
645 (dump_tree_statistics): Call it.
647 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
648 (referenced_var_iterator): Adjust.
649 (FOR_EACH_REFERENCED_VAR): Adjust.
650 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
651 (num_referenced_vars): Adjust.
652 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
653 (first_referenced_var): Remove.
654 (end_referenced_vars_p): Likewise.
655 (next_referenced_var): Likewise.
656 (referenced_var_iterator_set): New helper function.
657 * tree-dfa.c (referenced_var_lookup): Adjust.
658 (referenced_var_check_and_insert): Likewise.
659 (remove_referenced_var): Likewise.
660 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
661 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
662 (verify_call_clobbering): Likewise.
663 (verify_memory_partitions): Likewise.
664 (init_tree_ssa): Allocate bitmap instead of hashtable for
666 (delete_tree_ssa): Adjust.
667 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
668 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
669 (compute_tag_properties): Likewise.
670 (set_initial_properties): Likewise.
671 (find_partition_for): Likewise.
672 (update_reference_counts): Likewise.
673 (dump_may_aliases_for): Likewise.
674 * tree-ssa-operands.c (add_virtual_operand): Likewise.
675 (add_call_clobber_ops): Likewise.
676 (add_call_read_ops): Likewise.
677 (get_asm_expr_operands): Likewise.
678 * tree-into-ssa.c (dump_decl_set): Likewise.
679 (update_ssa): Likewise.
680 * tree-sra.c (scan_function): Likewise.
681 (decide_instantiations): Likewise.
682 (scalarize_parms): Likewise.
683 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
684 (dsa_named_for): Likewise.
685 * tree-ssa-structalias.c (update_alias_info): Likewise.
686 (merge_smts_into): Likewise.
688 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
691 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
692 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
693 * alias.h (nonoverlapping_memrefs_p): Likewise.
695 2008-02-25 Jan Beulich <jbeulich@novell.com>
697 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
698 * config/i386/netware-libgcc.exp: Add __bswap?i2,
699 __emultls_get_address, __emultls_register_common,
700 __floatundi?f, and _Unwind_GetIPInfo.
701 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
702 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
703 (gen_regparm_prefix): Likewise.
704 (i386_nlm_encode_section_info): Sync with
705 config/i386/winnt.c:i386_pe_encode_section_info().
706 (i386_nlm_maybe_mangle_decl_assembler_name): New.
707 i386_nlm_mangle_decl_assembler_name): New.
708 (netware_override_options): New.
709 * config/i386/netware.h (netware_override_options): Declare.
710 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
711 (i386_nlm_mangle_decl_assembler_name): Declare.
712 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
714 2008-02-25 Ben Elliston <bje@au.ibm.com>
717 * c-decl.c (grokdeclarator): Remove unused local variables
718 `typedef_type' and `type_as_written'.
720 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
721 unused local variable `has_hot_blocks'.
722 (fix_crossing_conditional_branches): Remove unused local variable
725 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
728 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
729 using DEF_C99_BUILTIN.
730 (BUILT_IN_NANF): Ditto.
731 (BUILT_IN_NANL): Ditto.
733 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
734 Revital Eres <eres@il.ibm.com>
736 * modulo-sched.c (calculate_must_precede_follow): Address TODO
737 regarding the order of two dependent insns in the same row.
739 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
741 * stor-layout.c (layout_decl): Do not bump the alignment of a
742 bit-field to more than byte alignment if it is packed.
744 2008-02-24 David Edelsohn <edelsohn@gnu.org>
746 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
749 2008-02-24 Diego Novillo <dnovillo@google.com>
751 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
754 * tree-vrp.c (vrp_evaluate_conditional): With
755 -Wtype-limits, emit a warning when comparing against a
756 constant outside the natural range of OP0's type.
757 * c.opt (Wtype-limits): Move ...
758 * common.opt (Wtype-limits): ... here.
760 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
762 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
763 * config/rs6000/e300c2c3.md: New file.
764 * config/rs6000/rs6000.c (processor_costs): Add new costs for
766 (rs6000_override_options): Add e300c2 and e300c3 cases to
767 processor_target_table. Do not allow usage of Altivec or Spe
768 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
769 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
770 * config/rs6000/rs6000.h (processor_type): Add
771 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
772 (ASM_CPU_SPEC): Add e300c2 and e300c3.
773 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
774 and ppce300c3. Include e300c2c3.md.
776 2008-02-23 David Edelsohn <edelsohn@gnu.org>
778 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
779 instead of TARGET_STRICT_ALIGN.
781 2008-02-23 Joseph Myers <joseph@codesourcery.com>
783 * explow.c (memory_address): Assert that the generated address is
786 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
789 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
790 * config/darwin-ppc-ldouble-patch.def: New file.
791 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
792 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
793 SUBTARGET_INIT_BUILTINS if defined.
794 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
797 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
800 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
801 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
803 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
806 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
807 file" warning condtional on -Winvalid-PCH.
809 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
811 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
813 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
817 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
818 prevent reload from using MMX registers.
819 (*mov<mode>_internal): Ditto.
820 (*movv2sf_internal_rex64): Ditto.
821 (*movv2sf_internal): Ditto.
823 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
825 PR documentation/31569
826 * doc/install.texi2html: Use makeinfo --no-number-sections.
828 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
830 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
831 ensure that we can address an entire entity > 8 bytes. Don't
832 generate reg+reg addressing for such data.
834 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
836 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
837 strings when optimizing for size, unless the target cares about
840 2008-02-22 Tom Tromey <tromey@redhat.com>
842 * regclass.c (current_pass): Remove declaration.
844 2008-02-22 Anatoly Sokolov <aesok@post.ru>
846 * config/avr/libgcc.S (__RAMPZ__): Define.
847 (__do_copy_data): Add for devices with 128KB code memory.
849 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
851 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
853 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
855 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
857 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
860 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
863 * c-typeck.c (build_binary_op): Warn about floating point
864 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
866 2008-02-21 Janis Johnson <janis187@us.ibm.com>
869 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
870 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
872 (rs6000_override_options): Set altivec_abi as default, not override,
873 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
874 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
875 is used; use new member spe_abi.
876 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
877 spe_abi and altivec_abi.
879 2008-02-22 Tomas Bily <tbily@suse.cz>
881 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
883 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
886 * config.build (build_file_translate): Set to `CMD //c' only if
888 * Makefile.in (build_file_translate): Improve comment.
890 2008-02-21 Jan Hubicka <jh@suse.cz>
892 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
893 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
894 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
896 2008-02-21 Michael Matz <matz@suse.de>
899 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
901 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
904 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
906 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
907 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
908 SSE_VEC_FLOAT_MODE_P as insn constraint.
909 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
910 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
911 sse4a_movntdf using MODEF mode iterator.
912 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
913 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
914 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
915 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
916 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
917 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
918 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
920 2008-02-21 Richard Guenther <rguenther@suse.de>
922 * tree.def (PAREN_EXPR): New tree code.
923 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
925 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
926 * expr.c (expand_expr_real_1): Likewise.
927 * tree-inline.c (estimate_num_insns_1): Likewise.
928 * tree-complex.c (expand_complex_move): Likewise.
929 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
932 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
935 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
937 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
940 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
942 * config/sh/sh.c (find_barrier): Don't go past
943 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
945 2008-02-20 DJ Delorie <dj@redhat.com>
947 * config/h8300/h8300.md (insv): Force source operand to be a register.
949 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
950 as a jump, not as a plain insn.
952 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
954 * doc/invoke.texi (Warning Options): Add new option
955 -Wframe-larger-than=.
956 (-Wframe-larger-than): Document.
958 * flags.h (warn_frame_larger_than, frame_larger_than_size):
959 Add declarations for new option variables.
961 * final.c (final_start_function): Check the frame size
962 before emission and issue a Wframe-larger-than warning.
964 * opts.c (warn_frame_larger_than, frame_larger_than_size):
965 Add definitions for new option variables.
966 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
968 * common.opt (Wframe-larger-than=): New option.
970 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
972 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
973 (<sse>_div<mode>3): Ditto.
974 (<sse>_vmdiv<mode>3): Ditto.
975 (<sse>_vmsqrt<mode>2): Ditto.
976 (*smax<mode>3): Ditto.
977 (sse5_frcz<mode>2): Ditto.
978 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
981 2008-02-20 Richard Guenther <rguenther@suse.de>
984 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
985 be happy with INTEGRAL_TYPE_P.
987 2008-02-20 Richard Guenther <rguenther@suse.de>
989 * fold-const.c (split_tree): Associate floatig-point expressions
990 if flag_associative_math is set.
992 2008-02-20 Richard Guenther <rguenther@suse.de>
994 * tree.h (fold_real_zero_addition_p): Declare.
995 * fold-const.c (fold_real_zero_addition_p): Export.
996 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
997 floating-point operations with zero and one.
999 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1001 * doc/install.texi: Correct references to CFLAGS, replacing them
1002 with BOOT_CFLAGS. Document flags used during bootstrap for
1005 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1008 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1009 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1011 (smin<mode>3): Ditto from similar patterns.
1012 (smax<mode>3): Ditto.
1013 (*ieee_smin<mode>3): Ditto.
1014 (*ieee_smax<mode>3): Ditto.
1015 * config/i386/sse.md (sse): New mode attribute.
1016 (mov<mode>): Macroize expander from movv4sf and movv2df using
1017 SSEMODEF2P mode iterator.
1018 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1019 SSE_VEC_FLOAT_MODE_P as insn constraint.
1020 (storent<mode>): Ditto.
1021 (storent<mode>): Macroize expander from storentsf and storentdf using
1022 MODEF mode iterator.
1023 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1024 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1025 (abs<mode>2): Ditto from similar patterns.
1026 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1027 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1028 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1029 (<sse>_vmsqrt<mode>2): Ditto.
1030 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1031 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1032 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1033 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1034 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1035 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1036 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1038 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1039 iterator and SSE_FLOAT_MODE_P as insn constraint.
1040 (<sse>_ucomi): Ditto from similar patterns.
1041 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1042 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1043 SSE_VEC_FLOAT_MODE_P as insn constraint.
1044 (vcond<mode>): Ditto from similar patterns.
1045 (and<mode>3, *and<mode>3): Ditto.
1046 (<sse>_nand<mode>3): Ditto.
1047 (ior<mode>3, *ior<mode>3): Ditto.
1048 (xor<mode>3, *xor<mode>3): Ditto.
1049 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1050 iterator and SSE_FLOAT_MODE_P as insn constraint.
1051 (*nand<mode>3): Ditto from similar patterns.
1052 (*ior<mode>3): Ditto.
1053 (*xor<mode>3): Ditto.
1055 2008-02-20 Ira Rosen <irar@il.ibm.com>
1057 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1058 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1059 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1061 2008-02-19 Jan Hubicka <jh@suse.cz>
1063 * predict.c (tree_bb_level_predictions): Remove variable next
1064 mistakely introduced by previous commit.
1066 2008-02-19 Jan Hubicka <jh@suse.cz>
1068 * predict.c (predict_paths_leading_to): Rewrite.
1069 (predict_paths_for_bb): New.
1070 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1072 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1075 * Makefile.in (build_file_translate): New.
1076 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1077 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1078 * configure.ac (build_file_translate): Substitute it.
1079 * configure: Regenerate.
1081 2008-02-19 Jan Hubicka <jh@suse.cz>
1083 PR rtl-optimization/34408
1084 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1087 2008-02-19 Jan Hubicka <jh@suse.cz>
1090 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1093 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1096 * config/i386/i386-modes.def: Revert the last DI alignment
1097 change until Ada people can look into it.
1099 2008-02-19 Nick Clifton <nickc@redhat.com>
1101 * opts.c (print_specific_help): Fix typo in --help text.
1103 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1106 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1107 32-bit inline asm without asm alternatives for host GCC < 3.0.
1109 2008-02-19 Richard Guenther <rguenther@suse.de>
1111 PR tree-optimization/34989
1112 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1113 Allow propagation to INDIRECT_REF if we can simplify only.
1115 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1117 * c-common.c (warn_for_collisions_1): Use appropriate option when
1120 2008-02-19 Nick Clifton <nickc@redhat.com>
1123 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1124 (handle_options): Fix indentation.
1125 (print_filtered_help): If no language-specific options were
1126 displayed tell the user how to list all the options supported by
1127 the language's front-end.
1128 (print_specific_help): Fix indentation and remove duplicate line.
1129 (common_handle_option): Handle the -v option.
1130 For --help enable the display of undocumented options if the -v
1131 switch has been included on the command line.
1132 For --help= check for overlaps in the arguments between the option
1133 classes and the language names and issue a warning when they
1134 cannot be disambiguated.
1135 * c.opt (v): Pass on to the common option handler.
1137 2008-02-19 Revital Eres <eres@il.ibm.com>
1139 * modulo-sched.c (sms_schedule): Change dump message when
1140 create_ddg function fails.
1141 (try_scheduling_node_in_cycle): Rename row to cycle.
1142 (print_partial_schedule): Rename CYCLE to ROW.
1144 2008-02-19 Christian Bruel <christian.bruel@st.com>
1145 Zdenek Dvorak <ook@ucw.cz>
1147 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1149 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1153 (*x86_movdicc_0_m1_se): Ditto.
1155 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1158 (CMPtype): Define as __gcc_CMPtype.
1159 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1160 (CMPtype): Define as __gcc_CMPtype.
1162 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1164 Support valgrind 3.3 for --enable-checking=valgrind.
1165 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1167 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1168 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1169 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1170 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1171 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1172 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1173 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1175 * ggc-zone.c: Similar.
1176 * ggc-page.c: Similar.
1178 2008-02-19 Paul Brook <paul@codesourcery.com>
1181 * config/arm/ieee754-df.S: Fix do_it typo.
1182 * config/arm/ieee754-sf.S: Fix do_it typo.
1184 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1187 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1188 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1189 (OPTION_MASK_ISA_SSE_SET): Likewise.
1190 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1191 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1192 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1193 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1194 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1195 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1196 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1197 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1198 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1199 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1200 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1201 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1202 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1203 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1204 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1205 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1206 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1207 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1208 (OPTION_MASK_ISA_SSE4): Removed.
1209 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1210 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1212 (override_options): Don't turn on implied SSE/MMX bits in
1215 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1220 2008-02-18 Joey Ye <joey.ye@intel.com>
1223 * tree-nested.c (insert_field_into_struct): Set type alignment
1224 to field alignment if the former is less than the latter.
1226 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1228 * BASE-VER: Set to 4.4.0.
1230 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1232 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1233 * doc/cfg.texi: Likewise.
1234 * doc/extend.texi: Likewise.
1235 * doc/gty.texi: Likewise.
1236 * doc/invoke.texi: Likewise.
1237 * doc/loop.texi: Likewise.
1238 * doc/md.texi: Likewise.
1239 * doc/passes.texi: Likewise.
1240 * doc/rtl.texi: Likewise.
1241 * doc/sourcebuild.texi: Likewise.
1242 * doc/tm.texi: Likewise.
1243 * doc/tree-ssa.texi: Likewise.
1245 2008-02-17 Richard Guenther <rguenther@suse.de>
1248 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1249 without default definition.
1251 2008-02-17 Richard Guenther <rguenther@suse.de>
1253 PR tree-optimization/35231
1254 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1257 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1261 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1262 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1263 libgcc_cmp_return mode.
1265 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1268 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1270 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1272 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1275 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1277 * doc/c-tree.texi: Use `@.' where appropriate.
1278 * doc/extend.texi: Likewise.
1279 * doc/install.texi: Likewise.
1280 * doc/invoke.texi: Likewise.
1281 * doc/loop.texi: Likewise.
1282 * doc/makefile.texi: Likewise.
1283 * doc/md.texi: Likewise.
1284 * doc/passes.texi: Likewise.
1285 * doc/standards.texi: Likewise.
1286 * doc/tm.texi: Likewise.
1288 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1291 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1293 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1294 rather than in entry_bb.
1296 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1298 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1299 libgcc_cmp_return mode.
1301 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1304 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1305 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1307 2008-02-15 Richard Guenther <rguenther@suse.de>
1308 Zdenek Dvorak <ook@ucw.cz>
1310 PR tree-optimization/35164
1311 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1312 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1313 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1314 Only propagate addresses which do not have abnormal SSA_NAMEs
1317 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1320 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1322 2008-02-15 Jan Hubicka <jh@suse.cz>
1325 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1327 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1330 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1331 when calculating alignment_pad.
1333 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1336 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1337 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1338 and STACK_BOUNDARY define.
1340 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1342 PR preprocessor/35061
1343 * c-pragma.c (handle_pragma_pop_macro): Check that
1344 pushed_macro_table has been allocated.
1346 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1349 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1350 (force_gimple_operand): Likewise.
1351 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1352 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1353 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1354 (find_interesting_uses_address): Check addressability and alignment
1355 of the base expression only after substituting bases of IVs into it.
1357 2008-02-14 Michael Matz <matz@suse.de>
1360 * function.c (instantiate_virtual_regs_in_insn): Reload address
1361 before falling back to reloading the whole operand.
1363 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1365 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1366 before the first section switch note.
1368 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1370 * doc/bugreport.texi: Update copyright years.
1371 * doc/c-tree.texi: Likewise.
1372 * doc/cfg.texi: Likewise.
1373 * doc/cpp.texi: Likewise.
1374 * doc/cppinternals.texi: Likewise.
1375 * doc/fragments.texi: Likewise.
1376 * doc/frontends.texi: Likewise.
1377 * doc/gcc.texi: Likewise.
1378 * doc/gty.texi: Likewise.
1379 * doc/hostconfig.texi: Likewise.
1380 * doc/implement-c.texi: Likewise.
1381 * doc/libgcc.texi: Likewise.
1382 * doc/loop.texi: Likewise.
1383 * doc/makefile.texi: Likewise.
1384 * doc/options.texi: Likewise.
1385 * doc/passes.texi: Likewise.
1386 * doc/rtl.texi: Likewise.
1387 * doc/sourcebuild.texi: Likewise.
1388 * doc/standards.texi: Likewise.
1389 * doc/tree-ssa.texi: Likewise.
1390 * doc/trouble.texi: Likewise.
1392 * doc/extend.texi: Use @: or add comma where appropriate.
1393 * doc/invoke.texi: Likewise.
1394 * doc/tm.texi: Likewise.
1396 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1399 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1402 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1404 * doc/md.texi (clz, ctz): Add reference.
1405 * doc/rtl.texi (clz, ctz): Likewise.
1407 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1410 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1413 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1415 * config/s390/s390.c (struct constant_pool): New field
1416 emit_pool_after added.
1417 (s390_mainpool_start): Set the emit_pool_after flag according
1418 to the section switch notes.
1419 (s390_mainpool_finish): Consider emit_pool_after when emitting
1420 the literal pool at the end of the function.
1421 (s390_chunkify_start): Force literal pool splits at section
1424 2008-02-13 Michael Matz <matz@suse.de>
1427 * var-tracking.c (clobber_variable_part): Correctly traverse the
1430 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1433 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1434 Add -fdump-ipa-inline.
1435 * tree-dump.c (dump_files): Remove tree-inlined dump.
1436 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1438 2008-02-12 Richard Guenther <rguenther@suse.de>
1440 PR tree-optimization/35171
1441 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1444 2008-02-12 Richard Guenther <rguenther@suse.de>
1447 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1448 value-preserving mode. Disallow final truncation.
1450 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1453 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1454 code from here to...
1455 (force_gimple_operand): ...here.
1457 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1460 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1461 non-compatible pointers.
1462 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1463 different FIELD_DECLs, try harder by comparing field offsets, sizes
1467 * function.c (match_asm_constraints_1): Don't replace the same input
1470 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1472 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1473 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1474 (expand_epilogue): Restore RAMPZ register.
1475 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1477 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1479 * config/i386/cygwin.asm: (__alloca): Correct calling
1480 convention and alignment.
1481 (__chkstk): Force 8 byte stack alignment.
1483 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1484 Richard Guenther <rguenther@suse.de>
1486 PR tree-optimization/33992
1487 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1488 the zero we compare against.
1490 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1493 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1494 to CloseHandle after unlocking to prevent accumulation of handle
1497 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1500 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1501 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1502 and update LABEL_NUSES during and after reload.
1504 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1507 * combine.c (simplify_if_then_else): Make sure the comparison is
1508 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1510 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1513 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1514 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1515 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1516 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1517 * tree.h (get_type_static_bounds): Likewise.
1519 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1521 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1522 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1523 Make -Wfoo language annotations match what the compiler outputs.
1525 2008-02-08 Sa Liu <saliu@de.ibm.com>
1527 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1528 intrinsics spu_convts, spu_convtu, spu_convtf.
1529 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1531 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1533 * doc/extend.texi (Function Attributes) <noinline>: Mention
1534 asm ("") as method to keep calls.
1536 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1539 * doc/options.texi (Options): Replace references to opts.sh with
1541 * opts-common.c: Likewise.
1542 * optc-gen.awk: Likewise.
1544 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1546 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1548 2008-02-07 Richard Henderson <rth@redhat.com>
1551 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1552 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1555 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1557 PR tree-optimization/35085
1558 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1559 for operand entry oe2 in addition to operand entry oe3 in order to
1560 expose more opportunities for vectorizer sum reduction.
1562 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1565 * Makefile.in (LIBS): Remove $(GMPLIBS).
1566 (cc1-dummy, cc1): Add $(GMPLIBS).
1568 2008-02-06 Jan Hubicka <jh@suse.cz>
1571 * i386.md (moddf_integer): Do not produce partial memory stalls for
1572 targets where it hurts.
1574 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1577 * optabs.c (expand_float): Do not check for decimal modes when
1578 expanding unsigned integer through signed conversion.
1580 2008-02-06 Nick Clifton <nickc@redhat.com>
1582 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1583 inside the clobber with a match_operand and duplicated operand
1584 number in the constraint.
1585 (ineqbranchsi): Delete redundant comment.
1587 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1589 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1590 builtin_define ("__USE_INIT_FINI__").
1591 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1593 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1595 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1597 PR documentation/30330
1598 * doc/invoke.texi (C++ Dialect Options)
1599 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1600 For each warning option -Wfoo that allows -Wno-foo, ensure both
1601 -Wfoo and -Wno-foo are listed in the option index. Fix index
1602 entry of -Wswitch-default, index -Wnormalized= including the
1603 `=', and -Wlarger-than-@var{len} including @var{len}.
1605 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1607 * config/i386/i386.md (floatunssisf2): Use
1608 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1609 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1610 Macroize expander using MODEF mode iterator.
1612 2008-02-05 Diego Novillo <dnovillo@google.com>
1614 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1617 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1619 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1622 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1624 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1627 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1628 to indicate if a message should be generated.
1629 (init_cumulative_args): Updated.
1630 (function_value_32): Likewise.
1632 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1634 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1636 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1640 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1642 2008-02-04 Diego Novillo <dnovillo@google.com>
1644 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1647 * tree-vrp.c (vrp_evaluate_conditional): With
1648 -Wtype-limits, emit a warning when comparing against a
1649 constant outside the natural range of OP0's type.
1651 2008-02-04 Richard Guenther <rguenther@suse.de>
1654 * expr.c (count_type_elements): Give for unions instead of
1657 2008-02-04 Richard Guenther <rguenther@suse.de>
1660 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1661 to TYPE_DOMAINs base type instead of using bitsizetype here.
1663 2008-02-03 Jason Merrill <jason@redhat.com>
1665 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1667 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1670 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1671 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1672 (RS/6000 and PowerPC Options): Fix typos and markup.
1673 * doc/passes.texi (Tree-SSA passes): Likewise.
1675 2008-02-02 Michael Matz <matz@suse.de>
1678 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1679 from record_last_reg_set_info.
1680 (record_last_reg_set_info): Take an RTX argument, iterate over all
1681 constituent hardregs.
1682 (record_last_set_info, record_opr_changes): Change calls to
1683 new signature or to record_last_reg_set_info_regno.
1685 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1687 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1689 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1691 PR rtl-optimization/34773
1692 * reg-notes.def (EQUAL): Mention significance of combination of
1693 REG_EQUAL and REG_RETVAL.
1694 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1695 insn that has a REG_RETVAL.
1697 2008-02-01 Roger Sayle <roger@eyesopen.com>
1700 * configure.ac (--enable-fixed-point): Disable unless explicitly
1702 * configure: Regenerate.
1704 2008-02-01 Richard Guenther <rguenther@suse.de>
1707 * invoke.texi (-finline-limit): Remove no longer true parts
1708 of the documentation. Note that there is no default value.
1710 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1711 Mark Mitchell <mark@codesourcery.com>
1712 Ben Elliston <bje@au.ibm.com>
1715 * doc/extend.texi (Other Builtins): Document.
1717 2008-01-31 Tom Browder <tom.browder@gmail.com>
1719 * doc/c-tree.texi (Types): Fix grammar.
1720 (Expression trees): Ditto.
1721 * doc/passes.texi (Tree-SSA passes): Ditto.
1723 * doc/configterms.texi (Configure Terms): Fix typo.
1724 * doc/cpp.texi (Common Predefined Macros): Ditto.
1725 * doc/md.texi (Machine Constraints): Ditto.
1727 * doc/makefile.texi (Makefile): Add comma.
1729 2008-01-31 Tom Browder <tom.browder@gmail.com>
1730 Gerald Pfeifer <gerald@pfeifer.com>
1732 * doc/sourcebuild.texi (Front End): Remove references to CVS
1733 and CVSROOT/modules.
1734 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1735 (Back End): Remove reference to CVS.
1737 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1740 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1742 (mips16_gp_pseudo_reg): ...here.
1743 * config/mips/mips.md (load_const_gp): Replace with...
1744 (load_const_gp_<mode>): ...this :P-based insn.
1746 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1748 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1749 options. Minor fixes.
1750 (-std): Move reference to standards closer to where language
1751 standards are first mentioned.
1753 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1755 PR rtl-optimization/34995
1756 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1757 parameter and return a bool. If the rtx parameter is nonnull,
1758 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1759 (find_reloads): Update call accordingly. Pass the new operand
1760 if it needed no address reloads, otherwise pass null.
1762 2008-01-30 Richard Henderson <rth@redhat.com>
1765 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1766 for unbounded arrays.
1768 2008-01-30 Silvius Rus <rus@google.com>
1770 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1772 2008-01-30 Jan Hubicka <jh@suse.cz>
1775 * i386.c (init_cumulative_args): Use real function declaration when
1778 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1780 PR rtl-optimization/34998
1781 * global.c (build_insn_chain): Treat non-subreg_lowpart
1782 SUBREGs of pseudos as clobbering all the words covered by the
1783 SUBREG, not just all the bytes.
1784 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1785 original df_ref rather than an extract parameter.
1786 (global_conflicts): Update call accordingly.
1788 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1790 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1791 the overflow check to make it easier to read.
1792 (__fixtfdi): Change the type of the ll member in union
1793 long_double to UDItype_x.
1795 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1798 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1799 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1800 * tree-inline.c (fold_marked_statements): Call
1801 cgraph_update_edges_for_call_stmt if folding a call statement.
1802 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1803 debug_generic_stmt calls, reset it back afterwards.
1806 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1808 * c-typeck.c (build_external_ref): Don't pedwarn about
1809 static vars in current function's scope.
1811 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1813 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1815 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1818 * ipa-struct-reorg.c: Fix spelling.
1819 * params.def: Ditto.
1821 2008-01-29 Richard Guenther <rguenther@suse.de>
1824 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1826 * tree-inline.c (remap_type): Increment remapping_type_depth
1827 around remapping types.
1828 (copy_body_r): Only add referenced variables if they are referenced
1829 from code, not types.
1831 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1842 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1843 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1845 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1848 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1849 pointer for tiny stack.
1851 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1853 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1855 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1857 * config/vx-common.h: Fix typo in comment.
1859 2008-01-28 Ian Lance Taylor <iant@google.com>
1863 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1864 coalesce pointers if they have different DECL_NO_TBAA_P values.
1865 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1866 between variables with different DECL_NO_TBAA_P values.
1868 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1871 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1872 are not legitimate small data references on SPE targets.
1874 2008-01-28 David Daney <ddaney@avtrex.com>
1876 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1878 2008-01-28 David Daney <ddaney@avtrex.com>
1880 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1882 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1884 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1885 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1886 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1887 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1888 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1889 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1890 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1891 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1893 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1895 * basic-block.h (condjump_equiv_p): Fix comment.
1897 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1899 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1900 print_generic_stmt_indented): Fix comment.
1902 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1904 * configure.ac (__stack_chk_fail): Add detecion for availability
1905 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1906 * configure: Regenerate.
1908 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1911 * final.c (output_addr_const): Handle TRUNCATE.
1913 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1916 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1917 (zero_cost, infinite_cost): New constants.
1918 (struct cost_pair): Change type of cost to comp_cost.
1919 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1920 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1922 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1923 split_address_cost, ptr_difference_cost, difference_cost,
1924 get_computation_cost_at, get_computation_cost,
1925 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1926 determine_use_iv_cost_condition, determine_use_iv_costs,
1927 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1928 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1929 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1930 Change type of cost to comp_cost.
1931 (determine_iv_cost): Increase cost of non-original ivs, instead
1932 of decreasing the cost of original ones.
1933 (get_address_cost): Indicate the complexity of the addressing mode
1935 (try_add_cand_for): Prefer using ivs not specific to some object.
1936 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1938 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1939 Janis Johnson <janis187@us.ibm.com>
1942 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1943 (TARGET_INSTANTIATE_DECLS): Likewise.
1944 * target.h (expand_to_rtl_hook): New target hook.
1945 (instantiate_decls): Likewise.
1946 * function.c (instantiate_decl): Make non-static. Rename to...
1947 (instantiate_decl_rtl): ... this.
1948 (instantiate_expr): Use instantiate_decl_rtl.
1949 (instantiate_decls_1): Likewise.
1950 (instantiate_decls): Likewise.
1951 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1952 * function.h (instantiate_decl_rtl): Add prototype.
1953 * cfgexpand.c (target.h): New include.
1954 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1955 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1956 (TARGET_INSTANTIATE_DECLS): Likewise.
1957 (TARGET_INITIALIZER): New target hooks added.
1958 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1960 * config/rs6000/rs6000.c (tree-flow.h): New include.
1961 (machine_function): Add sdmode_stack_slot field.
1962 (rs6000_alloc_sdmode_stack_slot): New function.
1963 (rs6000_instantiate_decls): Likewise.
1964 (rs6000_secondary_memory_needed_rtx): Likewise.
1965 (rs6000_check_sdmode): Likewise.
1966 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1967 (TARGET_INSTANTIATE_DECLS): Likewise.
1968 (rs6000_hard_regno_mode_ok): Allow SDmode.
1969 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1970 (rs6000_emit_move): Handle SDmode.
1971 (function_arg_advance): Likewise.
1972 (function_arg): Likewise.
1973 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1974 SDmode var args for 32-bit compiles.
1975 (rs6000_secondary_reload_class): Handle SDmode.
1976 (rs6000_output_function_epilogue): Likewise.
1977 (rs6000_function_value): Simplify if statement.
1978 (rs6000_libcall_value): Likewise.
1979 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1980 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1981 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1982 (movsd_hardfloat): New define_insn.
1983 (movsd_softfloat): Likewise.
1984 (movsd_store): Likewise.
1985 (movsd_load): Likewise.
1986 (extendsddd2): Likewise.
1987 (extendsdtd2): Likewise.
1988 (truncddsd2): Likewise.
1989 (movdd_hardfloat64): Fixup comment.
1990 (UNSPEC_MOVSD_LOAD): New constant.
1991 (UNSPEC_MOVSD_STORE): Likewise.
1993 2008-01-26 Jakub Jelinek <jakub@redhat.com>
1996 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
1998 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
1999 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2000 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2003 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2006 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2007 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2008 __LONGDOUBLE128 too.
2009 * config/rs6000/aix61.h: New file.
2011 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2013 PR rtl-optimization/34959
2014 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2015 popcount and parity rtxes the same mode as their operand.
2016 Truncate or extend the result to the return value's mode
2019 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2022 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2023 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2024 to GOT_VERSION_REGNUM.
2025 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2026 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2027 * config/mips/mips.c (mips_emit_call_insn): New function.
2028 (mips_call_tls_get_addr): Call mips_expand_call directly.
2029 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2031 (mips16_build_call_stub): Likewise. Return the call insn or null.
2032 (mips_expand_call): Update the call to mips16_build_call_stub
2033 accordingly and a remove redundant condition. Assert that MIPS16
2034 stubs do not use lazy binding. Use mips_emit_call_insn and return
2036 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2038 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2039 (mips_avoid_hazard): Remove hazard_set handling.
2040 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2041 (UNSPEC_RESTORE_GP): ...this.
2042 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2043 (FAKE_CALL_REGNO): Rename to...
2044 (GOT_VERSION_REGNUM): ...this.
2045 (type): Add "ghost" value. Add an associated insn reservation.
2046 (hazard_set): Remove.
2047 (exception_receiver): Rename to...
2048 (restore_gp): ...this and update the unspec identifier accordingly.
2049 (exception_receiver, nonlocal_got_receiver): New expanders.
2050 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2051 FAKE_CALL_REGNO. Remove hazard_set attribute.
2052 (set_got_version, update_got_version): New patterns.
2054 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2057 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2059 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2062 * doc/install.texi2html: Generate gcc-vers.texi.
2064 2008-01-25 DJ Delorie <dj@redhat.com>
2066 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2068 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2070 * config/c4x: Remove directory.
2071 * config.gcc (crx-*, mt-*): Mark obsolete.
2072 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2073 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2074 sh-*-rtemscoff*): Remove cases.
2075 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2076 * real.c (encode_c4x_single, decode_c4x_single,
2077 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2078 c4x_extended_format): Remove.
2079 * real.h (c4x_single_format, c4x_extended_format): Remove.
2080 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2082 (Pragmas): Remove comment about c4x pragmas.
2083 * doc/install.texi (c4x): Remove target-specific instructions.
2084 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2085 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2086 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2087 refer to C4x source files as examples.
2088 (C4X_FLOAT_FORMAT): Remove documentation.
2090 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2092 * config/bfin/bfin.c (override_options): Reorder tests so that
2093 flag_pic gets enabled for -msep-data.
2095 2008-01-25 Richard Guenther <rguenther@suse.de>
2098 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2099 to its bitfield precision if required.
2101 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2104 * tree-nested.c (walk_omp_for): New function.
2105 (convert_nonlocal_reference, convert_local_reference): Call
2106 walk_omp_for on OMP_FOR.
2107 (convert_call_expr): Call walk_body on OMP_FOR's
2108 OMP_FOR_PRE_INIT_BODY.
2110 2008-01-25 Richard Guenther <rguenther@suse.de>
2112 PR tree-optimization/34966
2113 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2114 default defs and PHI_NODEs we have to insert after the
2117 2008-01-24 Nick Clifton <nickc@redhat.com>
2119 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2120 Provide a default definition.
2121 (LIBGCC2_UNITS_PER_WORD): Likewise.
2123 * config/stormy16/stormy16.c: Include df.h for the prototype
2124 for df_regs_ever_live_p.
2125 (xstormy16_expand_builtin_va_start): Convert the stack offset
2126 into a component_ref and then use POINTER_PLUS_EXPR to add it
2127 to the incoming_virtual_args_rtx.
2128 (xstormy16_gimplify_va_arg_expr): Rename to
2129 xstormy16_gimplify_va_arg_expr.
2130 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2131 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2132 xstormy16_gimplify_va_arg_expr.
2133 Fix up some formatting issues.
2135 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2136 Move to predicates.md.
2137 (xs_hi_general_operand): Likewise.
2138 (xs_hi_nonmemory_operand): Likewise.
2139 * config/stormy16/predicates.md:
2140 (xstormy16_carry_plus_operand): New predicate.
2141 (xs_hi_general_operand): New predicate.
2142 (xs_hi_nonmemory_operand): New predicate.
2143 * config/stormy16/stormy16-protos.h:
2144 (xstormy16_carry_plus_operand): Delete prototype.
2145 (xs_hi_general_operand): Likewise.
2146 (xs_hi_nonmemory_operand): Likewise.
2148 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2149 modifiers as they are no longer needed and they can trigger
2150 reload spill failures.
2152 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2153 with a match_operand in order to help reload.
2155 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2156 constraint with 'e' for the 8th alternative as this version of
2157 the mov.w instruction only accepts the lower 8 registers.
2159 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2162 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2163 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2166 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2169 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2171 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2173 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2175 (remove_structure): Update allocations list before removing structure.
2177 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2179 * ipa-struct-reorg.c (is_safe_cond_expr,
2180 create_new_stmts_for_cond_expr): Use integer_zerop function,
2181 that recognize not only zero-pointer, but zero-integer too.
2183 2008-01-25 Ben Elliston <bje@au.ibm.com>
2186 * fixproto: Escape "." in sed expression that strips leading "./".
2188 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2191 * gcc.c (SWITCH_OK): Removed.
2192 (SWITCH_LIVE): Changed to bit.
2193 (SWITCH_FALSE): Likewise.
2194 (SWITCH_IGNORE): Likewise.
2195 (switchstr): Change live_cond to unsigned int.
2196 (process_command): Replace SWITCH_OK with 0.
2197 (do_self_spec): Likewise.
2198 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2199 (give_switch): Likewise.
2200 (used_arg): Likewise.
2201 (do_spec_1): Set the SWITCH_IGNORE bit.
2202 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2203 bits. Set the SWITCH_LIVE bit.
2205 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2207 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2209 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2211 PR tree-optimization/34472
2212 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2213 parameter to a "bool *" and set *DATA to false if there is
2214 an unsafe access. Do not delete the structure here.
2215 (check_cond_exprs): Delete it here instead.
2216 (check_cond_exprs, exclude_cold_structs): Do not increase
2217 I when removing a structure.
2219 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2222 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2223 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2225 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2228 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2229 a fixed vector for stack.
2231 2008-01-24 Ben Elliston <bje@au.ibm.com>
2234 * doc/gcc.texi (Software development): Add a direntry for g++.
2236 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2238 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2239 stale and straggling -fforce-addr comments above.
2241 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2243 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2244 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2246 2008-01-23 Michael Matz <matz@suse.de>
2249 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2252 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2254 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2257 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2259 * config/avr/avr.c (avr_current_arch): New variable.
2260 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2261 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2262 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2263 (avr_override_options): Init 'avr_current_arch'.
2264 (base_arch_s): Move from here...
2265 * config/avr/avr.h (base_arch_s): ... here. Add new members
2266 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2267 'mega' to 'have_jmp_call'.
2268 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2269 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2271 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2273 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2274 MULTILIB_MATCHES): (Ditto.).
2276 2008-01-23 Richard Guenther <rguenther@suse.de>
2279 * cgraphunit.c (cgraph_reset_node): Always mark the node
2280 not reachable if it is not queued already.
2282 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2284 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2285 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2286 (cputype_selected): New static variable.
2287 (bfin_handle_option): Set it if -mcpu is used.
2288 (override_option): Select default set of workarounds if no cpu type
2289 selected on the command line.
2290 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2292 From Michael Frysinger <michael.frysinger@analog.com>
2293 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2294 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2296 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2297 for bf547, bf523, bf524, and bf526.
2298 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2300 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2301 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2302 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2303 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2304 * doc/invoke.texi (Blackfin Options): Document that
2305 -mcpu now accept bf547, bf523, bf524, and bf526.
2307 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2309 PR rtl-optimization/34628
2310 * combine.c (try_combine): Stop and undo after the first combination
2311 if an autoincrement side-effect on the first insn has effectively
2314 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2317 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2318 Offset addresses are not valid for Altivec or paired float modes.
2320 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2323 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2324 if DECL_INITIAL (decl) is error_mark_node.
2327 * c-common.c (handle_vector_size_attribute): Only allow
2328 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2329 the same way as pointer, array etc. types.
2330 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2333 * tree.c (build_type_attribute_qual_variant): Call
2334 build_qualified_type if attributes are equal, but quals are not.
2336 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2339 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2340 * flags.h (warn_strict_aliasing): Remove.
2341 (warn_strict_overflow): Remove.
2342 * opts.c (warn_strict_aliasing): Remove.
2343 (warn_strict_overflow): Remove.
2344 * c-opts.c (c_common_handle_option): -Wall only sets
2345 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2346 (c_common_post_options): Give default values to -Wstrict-aliasing
2347 and -Wstrict-overflow if they are uninitialized.
2348 * common.opt (Wstrict-aliasing): Specify Var and Init.
2349 (Wstrict-overflow): Likewise.
2351 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2353 PR rtl-optimization/26854
2354 PR rtl-optimization/34400
2355 PR rtl-optimization/34884
2356 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2358 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2359 (df_rd_bb_info.expanded_lr_out): Deleted
2360 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2361 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2362 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2363 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2364 Removed code to allocate, initialize or free expanded_lr_out.
2365 (df_rd_bb_local_compute_process_def): Restructured to make more
2367 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2368 sets if the sets are being trimmed.
2370 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2373 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2374 (as_vers): Likewise.
2375 * configure: Regenerated.
2377 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2380 * tree-pass.h (pass_build_alias): New pass.
2381 * tree-ssa-alias.c (gate_build_alias): New.
2382 (pass_build_alias): New.
2383 * passes.c (init_optimization_passes): Add pass_build_alias after
2384 pass_create_structure_vars.
2386 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2388 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2389 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2390 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2391 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2392 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2393 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2394 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2395 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2396 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2397 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2398 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2399 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2400 * config/s390/s390.md (FP_ALL): New mode iterator.
2401 (_d): New mode attribute.
2402 ("*signbit<mode>2>"): Changed mode of first operand.
2403 ("isinf<mode>2"): Changed mode of first operand.
2404 ("*TDC_insn"): Adaptation for DFP modes.
2406 2008-01-22 Ben Elliston <bje@au.ibm.com>
2408 * tree.c (check_qualified_type): Improve function description.
2410 2008-01-21 Jason Merrill <jason@redhat.com>
2413 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2414 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2417 2008-01-21 DJ Delorie <dj@redhat.com>
2419 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2422 2008-01-21 Richard Guenther <rguenther@suse.de>
2425 * tree-cfg.c (verify_expr): Allow all invariant expressions
2426 instead of just constant class ones as reference argument.
2427 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2428 like any other constant.
2429 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2431 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2433 * regmove.c (fixup_match_1): Update call crossed frequencies.
2435 2008-01-21 Richard Guenther <rguenther@suse.de>
2438 * tree-inline.c (setup_one_parameter): Deal with mismatched
2439 types using a VIEW_CONVERT_EXPR.
2441 2008-01-21 Alon Dayan <alond@il.ibm.com>
2442 Olga Golovanevsky <olga@il.ibm.com>
2444 PR tree-optimization/34701
2445 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2446 when the structure size is not a power of 2.
2448 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2450 * doc/install.texi: Add doc for --enable-checking=df.
2452 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2454 PR rtl-optimization/34808
2455 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2457 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2459 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2462 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2464 PR rtl-optimization/26854
2465 PR rtl-optimization/34400
2466 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2468 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2469 (df_rd_bb_info.expanded_lr_out): New.
2470 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2471 * loop_iv.c (iv_analysis_loop_init): Ditto.
2472 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2473 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2474 Added code to allocate, initialize or free expanded_lr_out.
2475 (df_rd_bb_local_compute_process_def): Restructured to make
2476 more understandable.
2477 (df_rd_confluence_n): Add code to do nothing with fake edges and
2478 code to no apply invalidate_by_call sets if the sets are being trimmed.
2479 (df_lr_local_finalize): Renamed to df_lr_finalize.
2480 (df_live_local_finalize): Renamed to df_live_finalize.
2482 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2485 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2486 deciding whether to use reciprocal instructions.
2488 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2490 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2491 dwarf2out_note_section_used if cold_text_section is NULL.
2493 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2495 PR gcov-profile/34610
2496 * tree-cfg.c (make_edges): Mark both outgoing edges from
2497 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2498 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2499 from OMP_FOR and OMP_CONTINUE outgoing edges.
2501 * tree-profile.c (tree_profiling): Return early if
2502 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2504 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2505 from cfun to child_cfun.
2506 * function.h (struct function): Add after_tree_profile bit.
2508 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2510 * config/avr/avr.S (_exit): Disable interrupt.
2512 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2513 Steven Bosscher <stevenb.gcc@gmail.com>
2515 PR rtl-optimization/26854
2516 PR rtl-optimization/34400
2517 * df-problems.c (df_live_scratch): New scratch bitmap.
2518 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2519 (df_live_reset): Clear the proper bitmaps.
2520 (df_live_bb_local_compute): Only process the artificial defs once
2521 since the order is not important.
2522 (df_live_init): Init the df_live sets only with the variables
2523 found live by df_lr.
2524 (df_live_transfer_function): Use the df_lr sets to prune the
2525 df_live sets as they are being computed.
2526 (df_live_free): Free df_live_scratch.
2528 2008-01-18 Ian Lance Taylor <iant@google.com>
2530 * common.opt: Add fmerge-debug-strings.
2531 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2532 flag_merge_debug_strings rather than flag_merge_constants.
2533 * doc/invoke.texi (Option Summary): Mention
2534 -fmerge-debug-strings.
2535 (Debugging Options): Document -fmerge-debug-strings.
2537 2008-01-18 Ian Lance Taylor <iant@google.com>
2540 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2541 (struct tree_function_decl): Add new field operator_new_flag.
2542 * tree-inline.c (expand_call_inline): When inlining a call to
2543 operator new, force the return value to go into a variable, and
2544 set DECL_NO_TBAA_P on that variable.
2545 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2547 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2550 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2551 DWARF2_DEBUGGING_INFO.
2552 (dwarf2out_note_section_used): Ditto. Add prototype.
2553 (have_multiple_function_sections, text_section_used,
2554 cold_text_section_used, *cold_text_sections): Move declarations
2557 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2559 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2560 field and add signal_ra.
2561 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2562 assignments to frame state pc. Move end of stack check after
2563 MD_FALLBACK_FRAME_STATE_FOR.
2564 (uw_update_context_1): Use frame state signal_regs if set, instead
2565 of checking signal_frame flag.
2566 (uw_update_context): Use frame state signal_ra if set.
2567 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2568 * config/xtensa/linux-unwind.h: New file.
2570 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2572 * modulo-sched.c (get_sched_window): Fix comment typo.
2574 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2576 PR tree-optimization/34648
2577 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2579 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2581 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2582 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2584 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2586 PR rtl-optimization/34400
2587 * df-core.c (df_worklist_dataflow_overeager,
2588 df_worklist_dataflow_doublequeue): New functions.
2589 (df_worklist_dataflow): Two different worklist solvers.
2590 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2593 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2596 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2597 and ftree-parallelize-loops.
2599 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2601 PR rtl-optimization/34826
2602 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2604 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2606 * global.c (find_reg): Mark the eh regs as used if necessary.
2607 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2608 * ra.h (struct allocno): no_eh_reg field added. Changed
2609 no_stack_reg type to bitfield.
2611 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2613 * tree.c (substitute_in_expr): Add missing 'break'.
2615 2008-01-17 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/34825
2618 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2619 x / x as division to handle.
2621 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2623 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2624 "-pthread" is specified.
2625 * pa-hpux11.h (LIB_SPEC): Likewise.
2627 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2628 Peter Bergner <bergner@vnet.ibm.com>
2630 PR rtl-optimization/33796
2631 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2633 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2635 PR libgfortran/34699
2636 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2638 * pa-hpux10.h (LINK_SPEC): Likewise.
2639 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2641 2008-01-16 Richard Guenther <rguenther@suse.de>
2644 * fold-const.c (fold_convert_const_int_from_int): Do not
2645 set overflow if that occured only because of a sign extension
2646 change when converting from/to a sizetype with the same
2647 precision and signedness.
2649 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2652 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2653 location address to the correct place. Update copyright year.
2655 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2657 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2658 no dependences in the dependence_relations vector.
2660 2008-01-16 Jan Hubicka <jh@suse.cz>
2662 PR rtl-optimization/31396
2663 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2664 * cfg.c (dump_reg_info): Print it.
2665 * regs.h (struct reg_info_t): add freq_calls_crossed.
2666 (REG_FREQ_CALLS_CROSSED): New macro.
2667 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2668 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2669 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2670 regmove_optimize): Update call crossed frequencies.
2671 * local-alloc.c (struct qty): Add freq_calls_crossed.
2672 (alloc_qty): Copute freq_calls_crossed.
2673 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2674 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2675 * ra.h (struct allocno): Add freq_calls_crossed.
2677 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2679 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2680 libgomp when compiling with ftree-parallelize-loops.
2681 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2683 2008-01-16 Richard Guenther <rguenther@suse.de>
2685 PR tree-optimization/34769
2686 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2687 * tree.c (int_cst_value): Instead make this function more
2688 permissive in what it accepts as valid input. Document this
2689 function always sign-extends the value.
2691 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2692 Richard Guenther <rguenther@suse.de>
2695 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2696 (gimple_fold_indirect_ref_rhs): ... this.
2697 (gimple_fold_indirect_ref): New function with foldings
2698 that preserve lvalueness.
2699 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2700 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2701 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2702 to fold an INDIRECT_REF, fall back to the old use of
2703 fold_indirect_ref_1.
2705 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2707 * tree-data-ref.c (subscript_dependence_tester_1): Call
2708 free_conflict_function.
2709 (compute_self_dependence): Same.
2711 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2714 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2715 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2717 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2718 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2719 for DWARF2_UNWIND_INFO targets.
2721 2008-01-16 Richard Guenther <rguenther@suse.de>
2724 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2725 type qualifiers for function types.
2727 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2729 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2730 loop_iterator li from previous commit.
2732 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2734 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2736 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2738 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2739 (parallelize_loops): Don't parallelize irreducible components.
2741 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2744 * c-opts (c_common_post_options): Do not enable CPP
2745 flag_pedantic_errors by default.
2747 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2749 PR rtl-optimization/31944
2750 * cse.c (remove_pseudo_from_table): New function.
2751 (merge_equiv_classes): Use above function to remove pseudo-registers.
2752 (invalidate): Likewise.
2754 2008-01-13 Richard Guenther <rguenther@suse.de>
2757 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2758 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2760 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2762 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2763 validate_change to unshare the source of the PC set.
2765 2008-01-12 Jan Hubicka <jh@suse.cz>
2768 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2769 references above array bounds. This might trigger bounds checks for
2772 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2774 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2775 new_replaceable_dependencies.
2777 2008-01-12 Doug Kwan <dougkwan@google.com>
2779 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2780 instead of OPT_Wreturn_type in warning due to ignored return type
2782 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2783 options included in -Wextra.
2784 * c.opt: New option -Wignored_qualifiers.
2785 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2786 -Wignore_qualifiers.
2787 (-Wignored-qualifiers): Document.
2788 (-Wreturn-type): Remove description of functionality now handled
2789 by -Wignored-qualifiers.
2791 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2794 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2795 NOP_EXPR if it is between integral types with the same precision.
2797 2008-01-12 Jan Hubicka <jh@suse.cz>
2800 * invoke.texi (max-inline-recursive-depth): Fix default value.
2802 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2804 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2807 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2809 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2811 2008-01-11 James E. Wilson <wilson@specifix.com>
2814 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2816 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2818 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2819 save/restore frame pointer register and don't use 'call-prologues'
2820 optimization in function with "OS_task" attribute.
2822 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2825 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2826 when copying to memory.
2828 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2830 PR rtl-optimization/30905
2831 * cfgcleanup.c: Include dce.h
2832 (crossjumps_occured): New global variable.
2833 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2834 If something changed, set crossjumps_occured to true.
2835 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2836 Don't add/remove fake edges to exit here...
2837 (cleanup_cfg): ...but do it here, when crossjumping.
2838 Run a fast DCE when successful crossjumps occured in the latest
2839 iteration of try_optimize_cfg.
2841 2008-01-11 Richard Guenther <rguenther@suse.de>
2843 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2844 (struct vn_unary_op_s): Likewise.
2845 (vn_reference_insert): Free old reference on hash collision.
2847 2008-01-10 Raksit Ashok <raksit@google.com>
2849 PR rtl-optimization/27971
2850 * combine.c (find_split_point): Split PLUS expressions which are
2851 inside a MEM rtx, and whose first operand is complex.
2853 2008-01-10 DJ Delorie <dj@redhat.com>
2855 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2856 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2857 (m32c_hard_regno_ok): Call the underlying function.
2859 2008-01-10 Richard Guenther <rguenther@suse.de>
2862 * tree-cfg.c (tree_merge_blocks): Do not go through the
2863 full-blown folding and stmt updating path if we just deal
2864 with virtual operands.
2865 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2866 test for abnormal SSA_NAMEs.
2868 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2871 * reload.c (push_reload): Add assertions. All constants from
2872 reg_equiv_constant should have been used for replacing the respective
2874 (find_reloads_address): Invoke find_reloads_address_part for
2875 constant taken from the reg_equiv_constant array.
2877 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2879 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2880 field (valnum) the first in the struct. Replace bools with
2883 2008-01-10 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/34651
2886 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2887 types and ordering for masking and converting.
2889 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2891 PR tree-optimization/34017
2892 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2893 also for PHI_NODE expressions.
2895 2008-01-09 Jan Hubicka <jh@suse.cz>
2897 PR tree-optimization/34708
2898 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2899 based on number of case labels.
2900 (init_inline_once): Remove switch_cost.
2901 * tree-inline.h (eni_weights_d): Remove switch_cost.
2903 2008-01-09 Richard Guenther <rguenther@suse.de>
2904 Andrew Pinski <andrew_pinski@playstation.sony.com>
2907 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2908 temporary if an rvalue is ok or an lvalue is not required.
2910 2008-01-09 Richard Guenther <rguenther@suse.de>
2913 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2916 2008-01-09 Richard Guenther <rguenther@suse.de>
2919 * tree.c (host_integerp): Check for sizetype only if the
2920 type is an integer type.
2922 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2925 * opts.c (decode_options): Disable inlining of functions called
2926 once if not in unit-at-a-time mode.
2928 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2930 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2932 2008-01-08 Richard Guenther <rguenther@suse.de>
2935 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2936 out early if the result will be unused.
2938 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2943 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2944 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2947 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2949 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2950 for vectorization tuned.
2952 2008-01-08 Richard Guenther <rguenther@suse.de>
2954 PR tree-optimization/34683
2955 * tree-ssa-operands.c (operand_build_cmp): Export.
2956 * tree-ssa-operands.h (operand_build_cmp): Declare.
2957 * tree-vn.c (vuses_compare): Remove.
2958 (sort_vuses): Use operand_build_cmp.
2959 (sort_vuses_heap): Likewise.
2960 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2961 to re-use old VEC if available. Do not sort already sorted VUSEs.
2962 (vdefs_to_vec): Do not sort already sorted VDEFs.
2964 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2967 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2969 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2972 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2973 limitations of reciprocal sequences on x86 targets.
2975 2008-01-08 Richard Guenther <rguenther@suse.de>
2977 PR tree-optimization/34683
2978 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2980 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2983 * config/darwin.c (darwin_mergeable_string_section): Don't use
2984 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2986 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2989 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2990 negxf2. Macroize expander using X87MODEF mode iterator. Change
2991 predicates of op0 and op1 to register_operand.
2992 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2993 expander using X87MODEF mode iterator. Change predicates of
2994 op0 and op1 to register_operand.
2995 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
2996 corresponding patterns and macroize using MODEF macro. Change
2997 predicates of op0 and op1 to register_operand and remove
2998 "m" constraint. Disparage "r" alternative with "!".
2999 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3000 macroize using X87MODEF macro. Change predicates of op0 and op1
3001 to register_operand and remove "m" constraint. Disparage "r"
3002 alternative with "!".
3003 (absneg splitter with memory operands): Remove.
3004 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3005 patterns and macroize using X87MODEF mode iterator.
3006 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3007 Change predicate of op1 to register_operand.
3008 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3009 for memory operands.
3011 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3013 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3015 2008-01-07 Richard Guenther <rguenther@suse.de>
3017 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3020 2008-01-07 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/34683
3023 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3024 VOPs of the needed size to save memory. Use VEC_quick_push
3025 to save compile-time.
3026 (vdefs_to_vec): Likewise.
3028 2008-01-07 Sa Liu <saliu@de.ibm.com>
3030 * config/spu/spu.md (divdf3): Genetate inline code for double
3031 division. The implementation doesn't handle INF or NAN, therefore it
3032 only applies when -ffinite-math-only is given.
3034 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3037 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3038 * doc/cpp.texi ([Common Predefined Macros]): Document.
3040 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3042 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3043 order to use commutative addition instead of subtraction.
3045 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3046 Mircea Namolaru <namolaru@il.ibm.com>
3047 Vladimir Yanovsky <yanov@il.ibm.com>
3048 Revital Eres <eres@il.ibm.com>
3050 PR tree-optimization/34263
3051 * tree-outof-ssa.c (process_single_block_loop_latch,
3052 contains_tree_r): New functions.
3053 (analyze_edges_for_bb): Call process_single_block_loop_latch
3054 function to empty single-basic-block latch block if possible.
3056 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3058 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3060 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3062 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3064 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3066 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3068 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3070 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3072 PR tree-optimization/34618
3073 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3076 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3080 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3081 Update copyright year.
3083 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3084 Update copyright year.
3085 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3088 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3090 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3091 edge does not point to current bb before changing need_assert.
3093 2008-01-04 Richard Guenther <rguenther@suse.de>
3096 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3097 for verifying purposes if they are is_gimple_min_invariant.
3099 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3101 PR tree-optimization/34448
3102 PR tree-optimization/34465
3103 * gimplify.c (gimplify_init_constructor): Add new parameter
3104 notify_temp_creation. Use it.
3105 (gimplify_modify_expr_rhs): Take volatiles into account when
3106 optimizing constructors.
3107 Do not optimize constructors if gimplify_init_constructor will dump to
3109 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3110 * gcc.c-torture/compile/pr34448.c: New.
3112 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3114 PR gcov-profile/34609
3115 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3116 return_slot if result is TREE_ADDRESSABLE.
3118 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3120 * config/mips/mips.md (sqrt_condition): Tweak comment.
3121 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3123 2008-01-03 Tom Tromey <tromey@redhat.com>
3126 * c-common.c (c_type_hash): Handle VLAs.
3128 2008-01-03 Jan Hubicka <jh@suse.cz>
3130 PR tree-optimization/31081
3131 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3132 0 when inlining and not inlining to first basic block.
3133 (remap_decl): When var is initialized to 0, don't set default_def.
3134 (expand_call_inline): Set entry_bb.
3135 * tree-inline.h (copy_body_data): Add entry_bb.
3137 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3140 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3143 PR tree-optimization/29484
3144 * tree-inline.c (inline_forbidden_p_2): New function.
3145 (inline_forbidden_p): Disallow inlining if some static var
3146 has an address of a local LABEL_DECL in its initializer.
3147 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3150 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3152 PR tree-optimization/34635
3153 * tree-data-ref.c (add_other_self_distances): Make sure that the
3154 evolution step is constant.
3156 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3159 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3161 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3163 * tree-sra.c (scalarize_init): Insert the generate_element_init
3164 statements after the generate_element_zero statements.
3166 2008-01-02 Richard Guenther <rguenther@suse.de>
3170 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3171 for very large number of operands instead of ICEing.
3173 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3176 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3177 while stack probing.
3179 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3181 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3184 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3187 * tree-mudflap.c (mx_register_decls): Guard warning by
3188 !DECL_ARTIFICIAL check.
3190 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3192 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3193 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3194 sse5_perm<mode>): Fix constraints.