1 2008-03-05 Ian Lance Taylor <iant@google.com>
3 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7 * fwprop.c (update_df): Support width and offset parameters of
9 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10 global_conflicts): Change DF_REF_EXTRACT to either
11 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
12 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13 * df-scan.c (df_ref_record, df_defs_record,
14 df_ref_create_structure, df_def_record_1, df_uses_record,
15 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
16 df_bb_refs_collect, df_entry_block_defs_collect,
17 df_exit_block_uses_collect): Support new width and offset fields.
18 (ref_extract_pool): New storage pool.
19 (df_free_ref): New function.
20 (df_reg_chain_unlink, df_free_collection_rec,
21 df_sort_and_compress_refs): Call df_free_ref.
22 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24 (df_ref_create_structure): Allocate df_ref_extract if offset and
25 width fields are used.
26 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
27 (df_uses_record): Get offset and width from ZERO_EXTRACT
29 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
30 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
31 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
32 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
33 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
34 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
35 (df_ref_extract): New structure.
36 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
37 (df_ref_create): Add width and offset parameters.
39 2008-03-05 Richard Guenther <rguenther@suse.de>
41 * tree-ssa-structalias.c (get_constraint_for_component_ref):
43 (offset_overlaps_with_access): Rename
44 to ranges_overlap_p and move ...
45 * tree-flow-inline.h (ranges_overlap_p): ... here.
47 * tree.h (get_inner_reference, handled_component_p): Update
50 * tree.h (record_component_aliases, get_alias_set,
51 alias_sets_conflict_p, alias_sets_must_conflict_p,
52 objects_must_conflict_p): Move declarations ...
53 * alias.h (record_component_aliases, get_alias_set,
54 alias_sets_conflict_p, alias_sets_must_conflict_p,
55 objects_must_conflict_p): ... here.
57 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
59 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
61 * cfg.c: Include tree-flow.h.
62 (remove_edge_raw): Call redirect_edge_var_map_clear.
63 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
64 * tree-flow-inline.h (redirect_edge_var_map_def): New.
65 (redirect_edge_var_map_result): New.
66 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
67 PENDING_STMT use with redirect_edge_var_map_*.
68 * tree-ssa.c (edge_var_maps): New definition.
69 (redirect_edge_var_map_add): New.
70 (redirect_edge_var_map_clear): New.
71 (redirect_edge_var_map_dup): New.
72 (redirect_edge_var_map_vector): New.
73 (redirect_edge_var_map_destroy): New.
74 (ssa_redirect_edge): Replace PENDING_STMT use with
75 redirect_edge_var_map_*.
76 (flush_pending_stmts): Same.
77 (delete_tree_ssa): Destroy edge var map.
78 * tree-flow.h (struct _edge_var_map): New.
79 Define edge_var_map vector type.
80 Declare redirect_edge_var_map_* prototypes.
81 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
82 * tree-cfg.c (reinstall_phi_args): Replace
83 PENDING_STMT use with redirect_edge_var_map_*.
85 2008-03-05 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/35472
88 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
89 whose single use_stmt has a overlapping set of loaded and
90 stored symbols as that use_stmt might be a noop assignment then.
92 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
94 * gthr-rtems.h: Implement __gthread_mutex_destroy.
96 2008-03-05 Richard Guenther <rguenther@suse.de>
99 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
101 * tree-cfg.c (verify_expr): Verify it.
102 * fold-const.c (fold_truthop): Remove code generating
103 BIT_FIELD_REFs of structure bases.
104 (fold_binary): Likewise.
105 (fold_ternary): Position and size of BIT_FIELD_REFs are
106 always host integers.
107 (make_bit_field_ref): Remove.
108 (optimize_bit_field_compare): Remove.
109 (all_ones_mask_p): Remove.
111 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
114 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
115 (split_block_and_df_analyze): New. Split basic block and rebuild
117 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
119 (split_pattern_seq): Likewise.
120 (erase_matching_seqs): Likewise.
121 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
123 2008-03-04 Geoff Keating <geoffk@apple.com>
125 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
126 declaration and code.
127 (tree_invalid_nonnegative_warnv_p): Likewise.
129 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
131 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
132 examples. Truncate option-names then causing overfull hbox.
134 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
137 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
139 * configure: Rebuilt.
141 2008-03-04 Rafael Espindola <espindola@google.com>
143 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
144 (tree_unary_nonnegative_warnv_p): New.
145 (tree_binary_nonnegative_warnv_p): New.
146 (tree_single_nonnegative_warnv_p): New.
147 (tree_invalid_nonnegative_warnv_p): New.
148 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
150 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
153 * opts.c (handle_option): Postpone 'unknown option' errors only for
156 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
162 2008-03-04 Rafael Espindola <espindola@google.com>
164 * fold-const.c (tree_unary_nonzero_warnv_p): New.
165 (tree_binary_nonzero_warnv_p): New.
166 (tree_single_nonzero_warnv_p): New.
167 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
169 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
172 * fold-const.c (fold_cond_expr_with_comparison): Prevent
173 transformations for modes that have signed zeros.
174 * ifcvt.c (noce_try_abs): Ditto.
177 2008-03-04 Joseph Myers <joseph@codesourcery.com>
179 * config/i386/i386.c (override_options): Force
180 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
182 2008-03-04 Jan Hubicka <jh@suse.cz>
185 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
188 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
190 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
191 label to probe the stack.
193 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
195 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
196 (__gthr_win32_mutex_destroy): Declare.
197 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
198 __gthr_win32_mutex_destroy.
199 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
201 2008-03-03 Jan Hubicka <jh@suse.cz>
204 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
205 aggressive on inlining cold calls.
207 2008-03-03 Richard Guenther <rguenther@suse.de>
209 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
210 struct copies into the expression table.
211 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
212 (try_to_simplify): Likewise.
213 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
214 integral and pointer arguments which do not change the
215 precision to NOP_EXPRs.
216 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
217 VIEW_CONVERT_EXPR case.
219 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
221 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
222 defined in a loop at depth 0 is invariant.
223 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
224 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
225 be called at loop depth 0.
227 2008-03-02 Jakub Jelinek <jakub@redhat.com>
230 * gcc.c (process_command): Update copyright notice dates.
231 * gcov.c (print_version): Likewise.
232 * gcov-dump.c (print_version): Likewise.
233 * mips-tfile.c (main): Likewise.
234 * mips-tdump.c (main): Likewise.
236 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
239 * c-common.c (flag_permissive): Delete.
240 (constant_expression_warnings): Check flags first.
241 (constant_expression_error): New.
242 * c-common.h (flag_permissive): Delete.
243 (constant_expression_error): Declare.
244 * flags.h (flag_permissive): Declare. Update description.
245 * diagnostic.c (pedwarn): Update.
247 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
248 (permissive_error_kind): New.
249 * toplev.c (flag_permissive): Define. Update description.
250 * toplev.h (permissive_error_kind): Declare.
251 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
252 (pedwarn_c90): Use pedantic_warning_kind.
253 * c-opts.c (c_common_post_options): flag_permissive does not affect
254 flag_pedantic_errors.
256 2008-03-02 Joseph Myers <joseph@codesourcery.com>
258 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
259 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
260 __absvsi2, __absvDI2): Use unsigned arithmetic.
262 2008-03-02 Andi Kleen <ak@suse.de>
263 Richard Guenther <rguenther@suse.de>
265 * struct-equiv.c: Remove file.
266 * cfg_cleanup.c (condjump_equiv_p): Remove.
267 * Makefile.in (OBJS-common): Remove struct-equiv.o.
268 (struct-equiv.o): Remove rule.
269 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
270 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
271 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
273 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
275 * ifcvt.c (noce_process_if_block): Try to handle only the then
276 block if the else block exists but isn't suitable.
278 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
281 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
282 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
283 regression from previous patch.
285 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
288 * gthr.h: Add __gthread_mutex_destroy as a function that must be
290 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
291 * gthr-single.h (__gthread_mutex_destroy): Likewise.
292 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
293 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
294 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
295 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
296 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
297 (__gthread_mutex_destroy_function): Rename to
298 __gthread_mutex_destroy.
299 * gthr-dce.h (__gthread_mutex_destroy): Call
300 pthread_mutex_destroy.
301 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
302 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
303 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
305 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
307 * df-scan.c (df_ref_chain_change_bb): Simplify.
308 (df_insn_change_bb): Add new_bb argument. Simplify. Call
309 set_block_for_insn if there's any change.
310 * df.h ((df_insn_change_bb): Fix prototype.
311 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
312 df_insn_change_bb, don't call set_block_for_insn.
313 * emit-rtl.c (reorder_insns): Likewise.
314 * haifa-sched.c (move_insn): Likewise.
316 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
318 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
320 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
322 * tree-flow-inline.h (next_readonly_imm_use): Return
323 NULL_USE_OPERAND_P after the end.
325 2008-03-01 Richard Guenther <rguenther@suse.de>
327 PR tree-optimization/35411
328 * tree-sra.c (sra_build_assignment): Split conversion to
329 final type to a separate statement if we are not assigning
332 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
334 * fold-const.c (fold_convertible_p): Correct the logic to follow
335 that in fold_convert().
337 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
340 * tree-inline.c (build_duplicate_type): When we make a
341 duplicate type, make it unique in the canonical types system.
343 2008-02-29 Tom Tromey <tromey@redhat.com>
345 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
346 input_file_stack_history, input_file_stack_restored): Remove.
347 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
348 * input.h (struct file_stack): Remove.
349 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
350 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
352 * diagnostic.h (struct diagnostic_context) <last_module>: Change
354 (diagnostic_last_module_changed): Add 'map' argument.
355 (diagnostic_set_last_function): Likewise.
356 * diagnostic.c (undiagnostic_report_current_module): Iterate using
357 line map, not input_file_stack.
358 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
360 2008-02-29 Paul Brook <paul@codesourcery.com>
362 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
364 2008-02-29 Paul Brook <paul@codesourcery.com>
366 * config/arm/ieee754-df.S (muldf3): Use RET macros.
368 2008-02-29 Richard Guenther <rguenther@suse.de>
370 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
372 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
373 value for comparing for a store match.
374 (simplify_unary_expression): Do nothing for SSA_NAMEs.
375 (try_to_simplify): Do not do a full-blown reference lookup.
377 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
379 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
380 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
382 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
384 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
386 * tree-loop-linear.c (try_interchange_loops): Compare memory access
387 strides against cache sizes.
389 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
391 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
394 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
396 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
397 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
398 is smaller than the original promoted value.
399 (simplify_subreg): If OP is a SUBREG, try to preserve its
400 SUBREG_PROMOTED_VAR_P information.
402 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
404 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
405 (VN_INFO_GET): Allocate new objects on the obstack.
406 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
407 for rpo_numbers_temp, for consistency.
408 (free_scc_vn): Free the obstack.
410 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
412 * doc/invoke.texi: Document -ftree-loop-distribution.
413 * tree-loop-distribution.c: New.
414 * tree-pass.h (pass_loop_distribution): New.
415 * graphds.h (struct graph): Add htab_t indices.
416 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
417 * tree-vectorizer.c (rename_variables_in_loop): Extern.
418 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
419 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
420 * tree-data-ref.c (debug_data_dependence_relations): New.
421 (dump_data_dependence_relation): Also print data references.
422 (free_data_ref): Extern.
423 (same_access_functions): Moved...
424 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
425 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
426 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
427 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
428 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
429 (stmts_from_loop): Skip LABEL_EXPR.
430 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
432 (build_rdg): Initialize rdg->indices htab.
433 (free_rdg, stores_from_loop, ref_base_address,
434 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
435 have_similar_memory_accesses_1, ref_base_address_1,
436 remove_similar_memory_refs): New.
437 * tree-data-ref.h: Depend on tree-chrec.h.
438 (debug_data_dependence_relations, free_data_ref): Declared.
439 (same_access_functions): ... here.
440 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
442 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
443 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
444 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
445 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
446 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
447 rdg_vertex_for_stmt): Declared.
448 (struct rdg_edge): Add level.
450 (free_rdg, stores_from_loop, remove_similar_memory_refs,
451 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
453 (rdg_has_similar_memory_accesses): New.
454 * tree-vect-analyze.c: Remove unused static decls.
455 * lambda.h (dependence_level): New.
456 * common.opt (ftree-loop-distribution): New.
457 * tree-flow.h (mark_virtual_ops_in_bb,
458 slpeel_tree_duplicate_loop_to_edge_cfg,
459 rename_variables_in_loop): Declared.
460 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
461 (OBJS-common): Add tree-loop-distribution.o.
462 (tree-loop-distribution.o): New rule.
463 * tree-cfg.c (mark_virtual_ops_in_bb): New.
464 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
465 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
467 2008-02-28 Joseph Myers <joseph@codesourcery.com>
470 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
471 other than structures and unions.
473 2008-02-28 Richard Guenther <rguenther@suse.de>
476 2008-02-26 Richard Guenther <rguenther@suse.de>
478 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
479 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
480 (lookup_decl_from_uid): Declare.
481 (remove_decl_from_map): Likewise.
482 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
483 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
484 (decl_for_uid_map): New global hashtable mapping DECL_UID
486 (init_ttree): Allocate it.
487 (insert_decl_to_uid_decl_map): New helper function.
488 (make_node_stat): Insert new decls into the map.
489 (copy_node_stat): Likewise.
490 (lookup_decl_from_uid): New function.
491 (remove_decl_from_map): Likewise.
492 (print_decl_for_uid_map_statistics): New helper.
493 (dump_tree_statistics): Call it.
495 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
496 (referenced_var_iterator): Adjust.
497 (FOR_EACH_REFERENCED_VAR): Adjust.
498 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
499 (num_referenced_vars): Adjust.
500 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
501 (first_referenced_var): Remove.
502 (end_referenced_vars_p): Likewise.
503 (next_referenced_var): Likewise.
504 (referenced_var_iterator_set): New helper function.
505 * tree-dfa.c (referenced_var_lookup): Adjust.
506 (referenced_var_check_and_insert): Likewise.
507 (remove_referenced_var): Likewise.
508 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
509 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
510 (verify_call_clobbering): Likewise.
511 (verify_memory_partitions): Likewise.
512 (init_tree_ssa): Allocate bitmap instead of hashtable for
514 (delete_tree_ssa): Adjust.
515 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
516 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
517 (compute_tag_properties): Likewise.
518 (set_initial_properties): Likewise.
519 (find_partition_for): Likewise.
520 (update_reference_counts): Likewise.
521 (dump_may_aliases_for): Likewise.
522 * tree-ssa-operands.c (add_virtual_operand): Likewise.
523 (add_call_clobber_ops): Likewise.
524 (add_call_read_ops): Likewise.
525 (get_asm_expr_operands): Likewise.
526 * tree-into-ssa.c (dump_decl_set): Likewise.
527 (update_ssa): Likewise.
528 * tree-sra.c (scan_function): Likewise.
529 (decide_instantiations): Likewise.
530 (scalarize_parms): Likewise.
531 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
532 (dsa_named_for): Likewise.
533 * tree-ssa-structalias.c (update_alias_info): Likewise.
534 (merge_smts_into): Likewise.
536 2008-02-27 David Daney <ddaney@avtrex.com>
539 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
540 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
541 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
542 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
543 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
545 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
548 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
549 (BUILT_IN_NEXTTOWARD): Remove.
550 (BUILT_IN_NEXTTOWARDF): Ditto.
551 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
552 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
554 2008-02-27 Tom Tromey <tromey@redhat.com>
556 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
557 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
559 2008-02-27 Jan Beulich <jbeulich@novell.com>
561 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
562 update the respective field on newdecl.
564 2008-02-27 Revital Eres <eres@il.ibm.com>
566 PR rtl-optimization/34999
567 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
568 crossing edges that ends with a call insn.
569 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
570 call insn and clear the EDGE_CROSSING flag of the crossing edge
571 when fixing fallthru edges.
573 2008-02-27 Richard Guenther <rguenther@suse.de>
576 * fold-const.c (fold_unary): Return the correct argument,
577 converted to the result type.
579 2008-02-27 Richard Guenther <rguenther@suse.de>
582 * expr.c (expand_expr_real_1): Assert on rotates that operate
584 * fold-const.c (fold_binary): Use the types precision, not the
585 bitsize of the mode if folding rotate expressions. Build rotates
588 2008-02-27 Jakub Jelinek <jakub@redhat.com>
590 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
592 * c-pragma.c (pragma_ns_name): New typedef.
593 (registered_pp_pragmas): New variable.
594 (c_pp_lookup_pragma): New function.
595 (c_register_pragma_1): If flag_preprocess_only, do nothing
596 for non-expanded pragmas, for expanded ones push pragma's
597 namespace and name into registered_pp_pragmas vector.
598 (c_invoke_pragma_handler): Register OpenMP pragmas even when
599 flag_preprocess_only, don't register GCC pch_preprocess
600 pragma if flag_preprocess_only.
601 * c-opts.c (c_common_init): Call init_pragma even if
602 flag_preprocess_only.
603 * c-pragma.c (c_pp_lookup_pragma): New prototype.
604 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
605 cpp_register_pragma if flag_preprocess_only.
607 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
610 * c-parser.c (c_parser_translation_unit): Warn for empty
611 translation unit, not empty source file.
613 2008-02-26 Paul Brook <paul@codesourcery.com>
615 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
617 * config/arm/arm.h (reg_class): Add CORE_REGS.
618 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
619 (BASE_REG_CLASS): Use CORE_REGS.
620 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
621 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
622 (REGNO_OK_FOR_INDEX_P): Exclude SP.
623 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
624 ARM_REGNO_OK_FOR_INDEX_P.
625 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
626 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
627 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
628 (ldm/stm peepholes): Ditto.
629 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
630 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
631 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
632 * config/arm/constraints.md: Enable "k" constraint on ARM.
634 2008-02-27 Ben Elliston <bje@au.ibm.com>
636 * config/rs6000/rs6000.c: Annotate cache line size field in all
637 instances of struct processor_costs.
639 2008-02-26 David Edelsohn <edelsohn@gnu.org>
641 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
642 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
643 jump_bypass): New counters.
644 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
645 * dce.c (gate_ud_dce): Same.
646 (gate_fast_dce): Same.
647 * dse.c (gate_dse1): New function.
648 (gate_dse2): New function.
649 (gate_dse): Merge results of new gate functions.
650 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
651 (gate_handle_jump_bypass): Add dbg_cnt.
652 (gate_handle_gcse): Add dbg_cnt.
653 * ifcvt.c (gate_handle_if_conversion): Same.
654 (gate_handle_if_after_combine): Same.
655 (gate_handle_if_after_reload): Same.
656 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
658 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
660 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
662 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
664 2008-02-26 Jason Merrill <jason@redhat.com>
667 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
668 alone if it's the naming decl for the type's main variant.
670 2008-02-26 Tom Tromey <tromey@redhat.com>
672 * system.h (USE_MAPPED_LOCATION): Poison.
673 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
674 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
675 (make_goto_expr_edges): Likewise.
676 (remove_bb): Likewise.
677 (execute_warn_function_return): Likewise.
678 * basic-block.h (struct edge_def) <goto_locus>: Change type to
680 * c-common.c (fname_decl): Remove old location code.
681 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
683 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
685 (ASM_INPUT_SOURCE_LOCATION): Likewise.
686 (gen_rtx_ASM_INPUT): Likewise.
687 (gen_rtx_ASM_INPUT_loc): Likewise.
688 (get_rtx_asm_OPERANDS): Remove.
689 * cfglayout.c (insn_locators_alloc): Remove old location code.
690 (set_curr_insn_source_location): Likewise.
691 (curr_insn_locator): Likewise.
692 * print-tree.c (print_node): Remove old location code.
693 * tree-mudflap.c (mf_varname_tree): Remove old location code.
694 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
695 * cfgexpand.c (expand_gimple_cond_expr): Don't use
697 (construct_exit_block): Remove old location code.
698 * emit-rtl.c (force_next_line_note): Remove old location code.
699 * profile.c (branch_prob): Remove old location code.
700 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
701 LOC_LINE): Remove old-location variants.
702 * langhooks.c (lhd_print_error_function): Remove old location
704 * configure, config.in: Rebuilt.
705 * configure.ac (--enable-mapped-location): Remove.
706 * c-decl.c (c_init_decl_processing): Remove old location code.
707 (finish_function): Likewise.
708 * recog.c (decode_asm_operands): Remove old location code.
709 * c-pch.c (c_common_read_pch): Remove old location code.
710 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
712 * gimple-low.c (lower_function_body): Remove old location code.
713 * toplev.c (unknown_location): Remove.
714 (push_srcloc): Remove old-location variant.
715 (process_options): Remove old location code.
716 (lang_dependent_init): Likewise.
717 * input.h (UNKNOWN_LOCATION): Move definition.
718 (location_t): Undeprecate.
719 (source_locus): Remove.
720 (location_from_locus): Remove.
721 (struct location_s): Remove.
722 Remove all old-location code.
723 (input_line, input_filename): Remove.
724 * final.c (final_scan_insn): Remove old location code.
725 * diagnostic.c (diagnostic_build_prefix): Remove
726 USE_MAPPED_LOCATION test.
727 * tree.h (gimple_stmt) <locus>: Now a location_t.
728 (tree_exp) <locus>: Likewise.
729 (DECL_IS_BUILTIN): Remove old-location variant.
730 (annotate_with_file_line, annotate_with_locus): Likewise.
731 (expr_locus, set_expr_locus): Update.
732 * tree.c (build1_stat): Remove old location code.
733 (last_annotated_node): Remove.
734 (annotate_with_file_line): Remove old-location variant.
735 (annotate_with_locus): Likewise.
736 (expr_location): Remove old location code.
737 (set_expr_location): Likewise.
738 (expr_has_location): Likewise.
739 (expr_locus): Likewise.
740 (set_expr_locus): Likewise.
741 (expr_filename): Don't use location_from_locus.
742 (expr_lineno): Likewise.
743 * rtl-error.c (location_for_asm): Remove old location code.
744 * c-lex.c (cb_line_change): Remove old location code.
745 (fe_file_change): Likewise.
746 (cb_def_pragma): Likewise.
747 (c_lex_with_flags): Likewise.
748 * gengtype.c (do_typedef): Don't special-case location types.
749 (define_location_structures): Remove.
750 (main): Don't call define_location_structures.
751 * tree-pretty-print.c (dump_implicit_edges): Remove old location
754 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
757 * builtins.def (BUILT_IN_STDARG_START): Remove.
758 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
759 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
760 * tree-inline.c (inline_forbidden_p_1): Likewise.
762 2008-02-26 Richard Guenther <rguenther@suse.de>
764 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
765 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
766 (lookup_decl_from_uid): Declare.
767 (remove_decl_from_map): Likewise.
768 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
769 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
770 (decl_for_uid_map): New global hashtable mapping DECL_UID
772 (init_ttree): Allocate it.
773 (insert_decl_to_uid_decl_map): New helper function.
774 (make_node_stat): Insert new decls into the map.
775 (copy_node_stat): Likewise.
776 (lookup_decl_from_uid): New function.
777 (remove_decl_from_map): Likewise.
778 (print_decl_for_uid_map_statistics): New helper.
779 (dump_tree_statistics): Call it.
781 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
782 (referenced_var_iterator): Adjust.
783 (FOR_EACH_REFERENCED_VAR): Adjust.
784 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
785 (num_referenced_vars): Adjust.
786 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
787 (first_referenced_var): Remove.
788 (end_referenced_vars_p): Likewise.
789 (next_referenced_var): Likewise.
790 (referenced_var_iterator_set): New helper function.
791 * tree-dfa.c (referenced_var_lookup): Adjust.
792 (referenced_var_check_and_insert): Likewise.
793 (remove_referenced_var): Likewise.
794 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
795 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
796 (verify_call_clobbering): Likewise.
797 (verify_memory_partitions): Likewise.
798 (init_tree_ssa): Allocate bitmap instead of hashtable for
800 (delete_tree_ssa): Adjust.
801 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
802 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
803 (compute_tag_properties): Likewise.
804 (set_initial_properties): Likewise.
805 (find_partition_for): Likewise.
806 (update_reference_counts): Likewise.
807 (dump_may_aliases_for): Likewise.
808 * tree-ssa-operands.c (add_virtual_operand): Likewise.
809 (add_call_clobber_ops): Likewise.
810 (add_call_read_ops): Likewise.
811 (get_asm_expr_operands): Likewise.
812 * tree-into-ssa.c (dump_decl_set): Likewise.
813 (update_ssa): Likewise.
814 * tree-sra.c (scan_function): Likewise.
815 (decide_instantiations): Likewise.
816 (scalarize_parms): Likewise.
817 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
818 (dsa_named_for): Likewise.
819 * tree-ssa-structalias.c (update_alias_info): Likewise.
820 (merge_smts_into): Likewise.
822 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
825 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
826 * c-opts.c (c_common_handle_option): Wall enables
827 Wvolatile-register-var.
828 * common.opt: Move Wvolatile-register-var to...
831 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
833 * common.opt (Wlarger-than=): New.
834 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
836 * opts.c (common_handle_option): Handle -Wlarger-than=.
837 * optc-gen.awk: Likewise.
838 * opth-gen.awk: Likewise.
839 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
840 * tree-optimize.c (tree_rest_of_compilation): Likewise.
842 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
844 * c-common.c (match_case_to_enum_1): Add appropriate
845 OPT_W* parameter to warning.
846 (c_do_switch_warnings): Likewise.
847 * c-typeck.c (warning_init): Add one more parameter following
849 (push_init_level): Update call to warning_init.
850 (pop_init_level): Likewise.
851 (add_pending_init): Likewise.
852 (output_init_element: Likewise.
854 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
857 * toplev.c (toplev_main): If there are warnings or error, print
858 errors for ignored options.
859 * opts.c (ignored_options): New static variable.
860 (postpone_unknown_option_error): New.
861 (print_ignored_options): New.
862 (handle_option): Postpone errors for unknown -Wno-* options.
863 * opts.h (print_ignored_options): Declare.
865 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
867 * config/mips/mips.md (loadgp_blockage, blockage): Change type
870 2008-02-25 Richard Guenther <rguenther@suse.de>
873 2008-02-25 Richard Guenther <rguenther@suse.de>
875 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
876 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
877 (lookup_decl_from_uid): Declare.
878 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
879 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
880 (decl_for_uid_map): New global hashtable mapping DECL_UID
882 (init_ttree): Allocate it.
883 (insert_decl_to_uid_decl_map): New helper function.
884 (make_node_stat): Insert new decls into the map.
885 (copy_node_stat): Likewise.
886 (lookup_decl_from_uid): New function.
887 (print_decl_for_uid_map_statistics): New helper.
888 (dump_tree_statistics): Call it.
890 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
891 (referenced_var_iterator): Adjust.
892 (FOR_EACH_REFERENCED_VAR): Adjust.
893 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
894 (num_referenced_vars): Adjust.
895 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
896 (first_referenced_var): Remove.
897 (end_referenced_vars_p): Likewise.
898 (next_referenced_var): Likewise.
899 (referenced_var_iterator_set): New helper function.
900 * tree-dfa.c (referenced_var_lookup): Adjust.
901 (referenced_var_check_and_insert): Likewise.
902 (remove_referenced_var): Likewise.
903 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
904 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
905 (verify_call_clobbering): Likewise.
906 (verify_memory_partitions): Likewise.
907 (init_tree_ssa): Allocate bitmap instead of hashtable for
909 (delete_tree_ssa): Adjust.
910 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
911 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
912 (compute_tag_properties): Likewise.
913 (set_initial_properties): Likewise.
914 (find_partition_for): Likewise.
915 (update_reference_counts): Likewise.
916 (dump_may_aliases_for): Likewise.
917 * tree-ssa-operands.c (add_virtual_operand): Likewise.
918 (add_call_clobber_ops): Likewise.
919 (add_call_read_ops): Likewise.
920 (get_asm_expr_operands): Likewise.
921 * tree-into-ssa.c (dump_decl_set): Likewise.
922 (update_ssa): Likewise.
923 * tree-sra.c (scan_function): Likewise.
924 (decide_instantiations): Likewise.
925 (scalarize_parms): Likewise.
926 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
927 (dsa_named_for): Likewise.
928 * tree-ssa-structalias.c (update_alias_info): Likewise.
929 (merge_smts_into): Likewise.
931 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
934 * doc/invoke.texi (-fcx-limited-range): Document new option.
935 * toplev.c (process_options): Handle -fcx-fortran-rules.
936 * common.opt: Add documentation for -fcx-fortran-rules.
938 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
941 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
942 actual behaviour and C99.
944 2008-02-26 Ben Elliston <bje@au.ibm.com>
946 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
947 (ASM_CPU_POWER6_SPEC): Likewise.
948 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
949 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
950 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
952 2008-02-25 Richard Guenther <rguenther@suse.de>
954 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
955 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
956 (lookup_decl_from_uid): Declare.
957 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
958 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
959 (decl_for_uid_map): New global hashtable mapping DECL_UID
961 (init_ttree): Allocate it.
962 (insert_decl_to_uid_decl_map): New helper function.
963 (make_node_stat): Insert new decls into the map.
964 (copy_node_stat): Likewise.
965 (lookup_decl_from_uid): New function.
966 (print_decl_for_uid_map_statistics): New helper.
967 (dump_tree_statistics): Call it.
969 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
970 (referenced_var_iterator): Adjust.
971 (FOR_EACH_REFERENCED_VAR): Adjust.
972 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
973 (num_referenced_vars): Adjust.
974 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
975 (first_referenced_var): Remove.
976 (end_referenced_vars_p): Likewise.
977 (next_referenced_var): Likewise.
978 (referenced_var_iterator_set): New helper function.
979 * tree-dfa.c (referenced_var_lookup): Adjust.
980 (referenced_var_check_and_insert): Likewise.
981 (remove_referenced_var): Likewise.
982 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
983 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
984 (verify_call_clobbering): Likewise.
985 (verify_memory_partitions): Likewise.
986 (init_tree_ssa): Allocate bitmap instead of hashtable for
988 (delete_tree_ssa): Adjust.
989 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
990 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
991 (compute_tag_properties): Likewise.
992 (set_initial_properties): Likewise.
993 (find_partition_for): Likewise.
994 (update_reference_counts): Likewise.
995 (dump_may_aliases_for): Likewise.
996 * tree-ssa-operands.c (add_virtual_operand): Likewise.
997 (add_call_clobber_ops): Likewise.
998 (add_call_read_ops): Likewise.
999 (get_asm_expr_operands): Likewise.
1000 * tree-into-ssa.c (dump_decl_set): Likewise.
1001 (update_ssa): Likewise.
1002 * tree-sra.c (scan_function): Likewise.
1003 (decide_instantiations): Likewise.
1004 (scalarize_parms): Likewise.
1005 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1006 (dsa_named_for): Likewise.
1007 * tree-ssa-structalias.c (update_alias_info): Likewise.
1008 (merge_smts_into): Likewise.
1010 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1013 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1014 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1015 * alias.h (nonoverlapping_memrefs_p): Likewise.
1017 2008-02-25 Jan Beulich <jbeulich@novell.com>
1019 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1020 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1021 __emultls_get_address, __emultls_register_common,
1022 __floatundi?f, and _Unwind_GetIPInfo.
1023 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1024 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1025 (gen_regparm_prefix): Likewise.
1026 (i386_nlm_encode_section_info): Sync with
1027 config/i386/winnt.c:i386_pe_encode_section_info().
1028 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1029 i386_nlm_mangle_decl_assembler_name): New.
1030 (netware_override_options): New.
1031 * config/i386/netware.h (netware_override_options): Declare.
1032 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1033 (i386_nlm_mangle_decl_assembler_name): Declare.
1034 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1036 2008-02-25 Ben Elliston <bje@au.ibm.com>
1039 * c-decl.c (grokdeclarator): Remove unused local variables
1040 `typedef_type' and `type_as_written'.
1042 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1043 unused local variable `has_hot_blocks'.
1044 (fix_crossing_conditional_branches): Remove unused local variable
1047 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1050 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1051 using DEF_C99_BUILTIN.
1052 (BUILT_IN_NANF): Ditto.
1053 (BUILT_IN_NANL): Ditto.
1055 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1056 Revital Eres <eres@il.ibm.com>
1058 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1059 regarding the order of two dependent insns in the same row.
1061 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1063 * stor-layout.c (layout_decl): Do not bump the alignment of a
1064 bit-field to more than byte alignment if it is packed.
1066 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1068 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1071 2008-02-24 Diego Novillo <dnovillo@google.com>
1073 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1076 * tree-vrp.c (vrp_evaluate_conditional): With
1077 -Wtype-limits, emit a warning when comparing against a
1078 constant outside the natural range of OP0's type.
1079 * c.opt (Wtype-limits): Move ...
1080 * common.opt (Wtype-limits): ... here.
1082 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1084 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1085 * config/rs6000/e300c2c3.md: New file.
1086 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1088 (rs6000_override_options): Add e300c2 and e300c3 cases to
1089 processor_target_table. Do not allow usage of Altivec or Spe
1090 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1091 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1092 * config/rs6000/rs6000.h (processor_type): Add
1093 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1094 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1095 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1096 and ppce300c3. Include e300c2c3.md.
1098 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1100 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1101 instead of TARGET_STRICT_ALIGN.
1103 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1105 * explow.c (memory_address): Assert that the generated address is
1108 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1111 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1112 * config/darwin-ppc-ldouble-patch.def: New file.
1113 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1114 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1115 SUBTARGET_INIT_BUILTINS if defined.
1116 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1119 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1122 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1123 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1125 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1128 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1129 file" warning condtional on -Winvalid-PCH.
1131 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1133 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1135 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1139 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1140 prevent reload from using MMX registers.
1141 (*mov<mode>_internal): Ditto.
1142 (*movv2sf_internal_rex64): Ditto.
1143 (*movv2sf_internal): Ditto.
1145 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1147 PR documentation/31569
1148 * doc/install.texi2html: Use makeinfo --no-number-sections.
1150 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1152 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1153 ensure that we can address an entire entity > 8 bytes. Don't
1154 generate reg+reg addressing for such data.
1156 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1158 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1159 strings when optimizing for size, unless the target cares about
1162 2008-02-22 Tom Tromey <tromey@redhat.com>
1164 * regclass.c (current_pass): Remove declaration.
1166 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1168 * config/avr/libgcc.S (__RAMPZ__): Define.
1169 (__do_copy_data): Add for devices with 128KB code memory.
1171 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1173 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1175 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1177 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1179 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1182 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1185 * c-typeck.c (build_binary_op): Warn about floating point
1186 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1188 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1191 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1192 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1194 (rs6000_override_options): Set altivec_abi as default, not override,
1195 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1196 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1197 is used; use new member spe_abi.
1198 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1199 spe_abi and altivec_abi.
1201 2008-02-22 Tomas Bily <tbily@suse.cz>
1203 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1205 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1208 * config.build (build_file_translate): Set to `CMD //c' only if
1210 * Makefile.in (build_file_translate): Improve comment.
1212 2008-02-21 Jan Hubicka <jh@suse.cz>
1214 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1215 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1216 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1218 2008-02-21 Michael Matz <matz@suse.de>
1221 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1223 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1225 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1226 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1228 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1229 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1230 SSE_VEC_FLOAT_MODE_P as insn constraint.
1231 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1232 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1233 sse4a_movntdf using MODEF mode iterator.
1234 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1235 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1236 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1237 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1238 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1239 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1240 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1242 2008-02-21 Richard Guenther <rguenther@suse.de>
1244 * tree.def (PAREN_EXPR): New tree code.
1245 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1247 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1248 * expr.c (expand_expr_real_1): Likewise.
1249 * tree-inline.c (estimate_num_insns_1): Likewise.
1250 * tree-complex.c (expand_complex_move): Likewise.
1251 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1254 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1257 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1259 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1262 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1264 * config/sh/sh.c (find_barrier): Don't go past
1265 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1267 2008-02-20 DJ Delorie <dj@redhat.com>
1269 * config/h8300/h8300.md (insv): Force source operand to be a register.
1271 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1272 as a jump, not as a plain insn.
1274 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1276 * doc/invoke.texi (Warning Options): Add new option
1277 -Wframe-larger-than=.
1278 (-Wframe-larger-than): Document.
1280 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1281 Add declarations for new option variables.
1283 * final.c (final_start_function): Check the frame size
1284 before emission and issue a Wframe-larger-than warning.
1286 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1287 Add definitions for new option variables.
1288 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1290 * common.opt (Wframe-larger-than=): New option.
1292 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1295 (<sse>_div<mode>3): Ditto.
1296 (<sse>_vmdiv<mode>3): Ditto.
1297 (<sse>_vmsqrt<mode>2): Ditto.
1298 (*smax<mode>3): Ditto.
1299 (sse5_frcz<mode>2): Ditto.
1300 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1303 2008-02-20 Richard Guenther <rguenther@suse.de>
1306 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1307 be happy with INTEGRAL_TYPE_P.
1309 2008-02-20 Richard Guenther <rguenther@suse.de>
1311 * fold-const.c (split_tree): Associate floatig-point expressions
1312 if flag_associative_math is set.
1314 2008-02-20 Richard Guenther <rguenther@suse.de>
1316 * tree.h (fold_real_zero_addition_p): Declare.
1317 * fold-const.c (fold_real_zero_addition_p): Export.
1318 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1319 floating-point operations with zero and one.
1321 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1323 * doc/install.texi: Correct references to CFLAGS, replacing them
1324 with BOOT_CFLAGS. Document flags used during bootstrap for
1327 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1330 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1331 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1333 (smin<mode>3): Ditto from similar patterns.
1334 (smax<mode>3): Ditto.
1335 (*ieee_smin<mode>3): Ditto.
1336 (*ieee_smax<mode>3): Ditto.
1337 * config/i386/sse.md (sse): New mode attribute.
1338 (mov<mode>): Macroize expander from movv4sf and movv2df using
1339 SSEMODEF2P mode iterator.
1340 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1341 SSE_VEC_FLOAT_MODE_P as insn constraint.
1342 (storent<mode>): Ditto.
1343 (storent<mode>): Macroize expander from storentsf and storentdf using
1344 MODEF mode iterator.
1345 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1346 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1347 (abs<mode>2): Ditto from similar patterns.
1348 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1349 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1350 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1351 (<sse>_vmsqrt<mode>2): Ditto.
1352 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1353 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1354 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1355 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1356 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1357 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1358 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1360 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1361 iterator and SSE_FLOAT_MODE_P as insn constraint.
1362 (<sse>_ucomi): Ditto from similar patterns.
1363 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1364 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1365 SSE_VEC_FLOAT_MODE_P as insn constraint.
1366 (vcond<mode>): Ditto from similar patterns.
1367 (and<mode>3, *and<mode>3): Ditto.
1368 (<sse>_nand<mode>3): Ditto.
1369 (ior<mode>3, *ior<mode>3): Ditto.
1370 (xor<mode>3, *xor<mode>3): Ditto.
1371 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1372 iterator and SSE_FLOAT_MODE_P as insn constraint.
1373 (*nand<mode>3): Ditto from similar patterns.
1374 (*ior<mode>3): Ditto.
1375 (*xor<mode>3): Ditto.
1377 2008-02-20 Ira Rosen <irar@il.ibm.com>
1379 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1380 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1381 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1383 2008-02-19 Jan Hubicka <jh@suse.cz>
1385 * predict.c (tree_bb_level_predictions): Remove variable next
1386 mistakely introduced by previous commit.
1388 2008-02-19 Jan Hubicka <jh@suse.cz>
1390 * predict.c (predict_paths_leading_to): Rewrite.
1391 (predict_paths_for_bb): New.
1392 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1394 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1397 * Makefile.in (build_file_translate): New.
1398 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1399 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1400 * configure.ac (build_file_translate): Substitute it.
1401 * configure: Regenerate.
1403 2008-02-19 Jan Hubicka <jh@suse.cz>
1405 PR rtl-optimization/34408
1406 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1409 2008-02-19 Jan Hubicka <jh@suse.cz>
1412 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1415 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1418 * config/i386/i386-modes.def: Revert the last DI alignment
1419 change until Ada people can look into it.
1421 2008-02-19 Nick Clifton <nickc@redhat.com>
1423 * opts.c (print_specific_help): Fix typo in --help text.
1425 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1428 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1429 32-bit inline asm without asm alternatives for host GCC < 3.0.
1431 2008-02-19 Richard Guenther <rguenther@suse.de>
1433 PR tree-optimization/34989
1434 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1435 Allow propagation to INDIRECT_REF if we can simplify only.
1437 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1439 * c-common.c (warn_for_collisions_1): Use appropriate option when
1442 2008-02-19 Nick Clifton <nickc@redhat.com>
1445 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1446 (handle_options): Fix indentation.
1447 (print_filtered_help): If no language-specific options were
1448 displayed tell the user how to list all the options supported by
1449 the language's front-end.
1450 (print_specific_help): Fix indentation and remove duplicate line.
1451 (common_handle_option): Handle the -v option.
1452 For --help enable the display of undocumented options if the -v
1453 switch has been included on the command line.
1454 For --help= check for overlaps in the arguments between the option
1455 classes and the language names and issue a warning when they
1456 cannot be disambiguated.
1457 * c.opt (v): Pass on to the common option handler.
1459 2008-02-19 Revital Eres <eres@il.ibm.com>
1461 * modulo-sched.c (sms_schedule): Change dump message when
1462 create_ddg function fails.
1463 (try_scheduling_node_in_cycle): Rename row to cycle.
1464 (print_partial_schedule): Rename CYCLE to ROW.
1466 2008-02-19 Christian Bruel <christian.bruel@st.com>
1467 Zdenek Dvorak <ook@ucw.cz>
1469 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1471 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1475 (*x86_movdicc_0_m1_se): Ditto.
1477 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1479 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1480 (CMPtype): Define as __gcc_CMPtype.
1481 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1482 (CMPtype): Define as __gcc_CMPtype.
1484 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1486 Support valgrind 3.3 for --enable-checking=valgrind.
1487 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1489 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1490 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1491 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1492 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1493 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1494 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1495 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1497 * ggc-zone.c: Similar.
1498 * ggc-page.c: Similar.
1500 2008-02-19 Paul Brook <paul@codesourcery.com>
1503 * config/arm/ieee754-df.S: Fix do_it typo.
1504 * config/arm/ieee754-sf.S: Fix do_it typo.
1506 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1509 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1510 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1511 (OPTION_MASK_ISA_SSE_SET): Likewise.
1512 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1513 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1514 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1515 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1516 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1517 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1518 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1519 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1520 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1521 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1522 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1523 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1524 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1525 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1526 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1527 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1528 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1529 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1530 (OPTION_MASK_ISA_SSE4): Removed.
1531 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1532 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1534 (override_options): Don't turn on implied SSE/MMX bits in
1537 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1542 2008-02-18 Joey Ye <joey.ye@intel.com>
1545 * tree-nested.c (insert_field_into_struct): Set type alignment
1546 to field alignment if the former is less than the latter.
1548 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1550 * BASE-VER: Set to 4.4.0.
1552 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1554 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1555 * doc/cfg.texi: Likewise.
1556 * doc/extend.texi: Likewise.
1557 * doc/gty.texi: Likewise.
1558 * doc/invoke.texi: Likewise.
1559 * doc/loop.texi: Likewise.
1560 * doc/md.texi: Likewise.
1561 * doc/passes.texi: Likewise.
1562 * doc/rtl.texi: Likewise.
1563 * doc/sourcebuild.texi: Likewise.
1564 * doc/tm.texi: Likewise.
1565 * doc/tree-ssa.texi: Likewise.
1567 2008-02-17 Richard Guenther <rguenther@suse.de>
1570 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1571 without default definition.
1573 2008-02-17 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/35231
1576 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1579 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1583 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1585 libgcc_cmp_return mode.
1587 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1590 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1592 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1594 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1597 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1599 * doc/c-tree.texi: Use `@.' where appropriate.
1600 * doc/extend.texi: Likewise.
1601 * doc/install.texi: Likewise.
1602 * doc/invoke.texi: Likewise.
1603 * doc/loop.texi: Likewise.
1604 * doc/makefile.texi: Likewise.
1605 * doc/md.texi: Likewise.
1606 * doc/passes.texi: Likewise.
1607 * doc/standards.texi: Likewise.
1608 * doc/tm.texi: Likewise.
1610 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1613 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1615 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1616 rather than in entry_bb.
1618 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1621 libgcc_cmp_return mode.
1623 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1626 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1627 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1629 2008-02-15 Richard Guenther <rguenther@suse.de>
1630 Zdenek Dvorak <ook@ucw.cz>
1632 PR tree-optimization/35164
1633 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1634 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1635 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1636 Only propagate addresses which do not have abnormal SSA_NAMEs
1639 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1642 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1644 2008-02-15 Jan Hubicka <jh@suse.cz>
1647 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1649 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1652 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1653 when calculating alignment_pad.
1655 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1658 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1659 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1660 and STACK_BOUNDARY define.
1662 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1664 PR preprocessor/35061
1665 * c-pragma.c (handle_pragma_pop_macro): Check that
1666 pushed_macro_table has been allocated.
1668 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1671 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1672 (force_gimple_operand): Likewise.
1673 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1674 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1675 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1676 (find_interesting_uses_address): Check addressability and alignment
1677 of the base expression only after substituting bases of IVs into it.
1679 2008-02-14 Michael Matz <matz@suse.de>
1682 * function.c (instantiate_virtual_regs_in_insn): Reload address
1683 before falling back to reloading the whole operand.
1685 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1687 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1688 before the first section switch note.
1690 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1692 * doc/bugreport.texi: Update copyright years.
1693 * doc/c-tree.texi: Likewise.
1694 * doc/cfg.texi: Likewise.
1695 * doc/cpp.texi: Likewise.
1696 * doc/cppinternals.texi: Likewise.
1697 * doc/fragments.texi: Likewise.
1698 * doc/frontends.texi: Likewise.
1699 * doc/gcc.texi: Likewise.
1700 * doc/gty.texi: Likewise.
1701 * doc/hostconfig.texi: Likewise.
1702 * doc/implement-c.texi: Likewise.
1703 * doc/libgcc.texi: Likewise.
1704 * doc/loop.texi: Likewise.
1705 * doc/makefile.texi: Likewise.
1706 * doc/options.texi: Likewise.
1707 * doc/passes.texi: Likewise.
1708 * doc/rtl.texi: Likewise.
1709 * doc/sourcebuild.texi: Likewise.
1710 * doc/standards.texi: Likewise.
1711 * doc/tree-ssa.texi: Likewise.
1712 * doc/trouble.texi: Likewise.
1714 * doc/extend.texi: Use @: or add comma where appropriate.
1715 * doc/invoke.texi: Likewise.
1716 * doc/tm.texi: Likewise.
1718 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1721 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1724 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1726 * doc/md.texi (clz, ctz): Add reference.
1727 * doc/rtl.texi (clz, ctz): Likewise.
1729 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1732 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1735 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1737 * config/s390/s390.c (struct constant_pool): New field
1738 emit_pool_after added.
1739 (s390_mainpool_start): Set the emit_pool_after flag according
1740 to the section switch notes.
1741 (s390_mainpool_finish): Consider emit_pool_after when emitting
1742 the literal pool at the end of the function.
1743 (s390_chunkify_start): Force literal pool splits at section
1746 2008-02-13 Michael Matz <matz@suse.de>
1749 * var-tracking.c (clobber_variable_part): Correctly traverse the
1752 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1755 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1756 Add -fdump-ipa-inline.
1757 * tree-dump.c (dump_files): Remove tree-inlined dump.
1758 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1760 2008-02-12 Richard Guenther <rguenther@suse.de>
1762 PR tree-optimization/35171
1763 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1766 2008-02-12 Richard Guenther <rguenther@suse.de>
1769 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1770 value-preserving mode. Disallow final truncation.
1772 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1775 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1776 code from here to...
1777 (force_gimple_operand): ...here.
1779 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1782 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1783 non-compatible pointers.
1784 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1785 different FIELD_DECLs, try harder by comparing field offsets, sizes
1789 * function.c (match_asm_constraints_1): Don't replace the same input
1792 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1794 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1795 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1796 (expand_epilogue): Restore RAMPZ register.
1797 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1799 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1801 * config/i386/cygwin.asm: (__alloca): Correct calling
1802 convention and alignment.
1803 (__chkstk): Force 8 byte stack alignment.
1805 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1806 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/33992
1809 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1810 the zero we compare against.
1812 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1815 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1816 to CloseHandle after unlocking to prevent accumulation of handle
1819 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1822 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1823 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1824 and update LABEL_NUSES during and after reload.
1826 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1829 * combine.c (simplify_if_then_else): Make sure the comparison is
1830 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1832 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1835 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1836 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1837 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1838 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1839 * tree.h (get_type_static_bounds): Likewise.
1841 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1843 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1844 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1845 Make -Wfoo language annotations match what the compiler outputs.
1847 2008-02-08 Sa Liu <saliu@de.ibm.com>
1849 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1850 intrinsics spu_convts, spu_convtu, spu_convtf.
1851 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1853 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1855 * doc/extend.texi (Function Attributes) <noinline>: Mention
1856 asm ("") as method to keep calls.
1858 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1861 * doc/options.texi (Options): Replace references to opts.sh with
1863 * opts-common.c: Likewise.
1864 * optc-gen.awk: Likewise.
1866 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1868 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1870 2008-02-07 Richard Henderson <rth@redhat.com>
1873 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1874 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1877 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1879 PR tree-optimization/35085
1880 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1881 for operand entry oe2 in addition to operand entry oe3 in order to
1882 expose more opportunities for vectorizer sum reduction.
1884 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1887 * Makefile.in (LIBS): Remove $(GMPLIBS).
1888 (cc1-dummy, cc1): Add $(GMPLIBS).
1890 2008-02-06 Jan Hubicka <jh@suse.cz>
1893 * i386.md (moddf_integer): Do not produce partial memory stalls for
1894 targets where it hurts.
1896 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1899 * optabs.c (expand_float): Do not check for decimal modes when
1900 expanding unsigned integer through signed conversion.
1902 2008-02-06 Nick Clifton <nickc@redhat.com>
1904 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1905 inside the clobber with a match_operand and duplicated operand
1906 number in the constraint.
1907 (ineqbranchsi): Delete redundant comment.
1909 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1911 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1912 builtin_define ("__USE_INIT_FINI__").
1913 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1915 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1917 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1919 PR documentation/30330
1920 * doc/invoke.texi (C++ Dialect Options)
1921 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1922 For each warning option -Wfoo that allows -Wno-foo, ensure both
1923 -Wfoo and -Wno-foo are listed in the option index. Fix index
1924 entry of -Wswitch-default, index -Wnormalized= including the
1925 `=', and -Wlarger-than-@var{len} including @var{len}.
1927 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1929 * config/i386/i386.md (floatunssisf2): Use
1930 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1931 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1932 Macroize expander using MODEF mode iterator.
1934 2008-02-05 Diego Novillo <dnovillo@google.com>
1936 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1939 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1941 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1944 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1946 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1949 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1950 to indicate if a message should be generated.
1951 (init_cumulative_args): Updated.
1952 (function_value_32): Likewise.
1954 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1956 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1958 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1962 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1964 2008-02-04 Diego Novillo <dnovillo@google.com>
1966 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1969 * tree-vrp.c (vrp_evaluate_conditional): With
1970 -Wtype-limits, emit a warning when comparing against a
1971 constant outside the natural range of OP0's type.
1973 2008-02-04 Richard Guenther <rguenther@suse.de>
1976 * expr.c (count_type_elements): Give for unions instead of
1979 2008-02-04 Richard Guenther <rguenther@suse.de>
1982 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1983 to TYPE_DOMAINs base type instead of using bitsizetype here.
1985 2008-02-03 Jason Merrill <jason@redhat.com>
1987 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1989 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1992 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1993 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1994 (RS/6000 and PowerPC Options): Fix typos and markup.
1995 * doc/passes.texi (Tree-SSA passes): Likewise.
1997 2008-02-02 Michael Matz <matz@suse.de>
2000 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2001 from record_last_reg_set_info.
2002 (record_last_reg_set_info): Take an RTX argument, iterate over all
2003 constituent hardregs.
2004 (record_last_set_info, record_opr_changes): Change calls to
2005 new signature or to record_last_reg_set_info_regno.
2007 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2009 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2011 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2013 PR rtl-optimization/34773
2014 * reg-notes.def (EQUAL): Mention significance of combination of
2015 REG_EQUAL and REG_RETVAL.
2016 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2017 insn that has a REG_RETVAL.
2019 2008-02-01 Roger Sayle <roger@eyesopen.com>
2022 * configure.ac (--enable-fixed-point): Disable unless explicitly
2024 * configure: Regenerate.
2026 2008-02-01 Richard Guenther <rguenther@suse.de>
2029 * invoke.texi (-finline-limit): Remove no longer true parts
2030 of the documentation. Note that there is no default value.
2032 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2033 Mark Mitchell <mark@codesourcery.com>
2034 Ben Elliston <bje@au.ibm.com>
2037 * doc/extend.texi (Other Builtins): Document.
2039 2008-01-31 Tom Browder <tom.browder@gmail.com>
2041 * doc/c-tree.texi (Types): Fix grammar.
2042 (Expression trees): Ditto.
2043 * doc/passes.texi (Tree-SSA passes): Ditto.
2045 * doc/configterms.texi (Configure Terms): Fix typo.
2046 * doc/cpp.texi (Common Predefined Macros): Ditto.
2047 * doc/md.texi (Machine Constraints): Ditto.
2049 * doc/makefile.texi (Makefile): Add comma.
2051 2008-01-31 Tom Browder <tom.browder@gmail.com>
2052 Gerald Pfeifer <gerald@pfeifer.com>
2054 * doc/sourcebuild.texi (Front End): Remove references to CVS
2055 and CVSROOT/modules.
2056 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2057 (Back End): Remove reference to CVS.
2059 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2062 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2064 (mips16_gp_pseudo_reg): ...here.
2065 * config/mips/mips.md (load_const_gp): Replace with...
2066 (load_const_gp_<mode>): ...this :P-based insn.
2068 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2070 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2071 options. Minor fixes.
2072 (-std): Move reference to standards closer to where language
2073 standards are first mentioned.
2075 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2077 PR rtl-optimization/34995
2078 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2079 parameter and return a bool. If the rtx parameter is nonnull,
2080 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2081 (find_reloads): Update call accordingly. Pass the new operand
2082 if it needed no address reloads, otherwise pass null.
2084 2008-01-30 Richard Henderson <rth@redhat.com>
2087 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2088 for unbounded arrays.
2090 2008-01-30 Silvius Rus <rus@google.com>
2092 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2094 2008-01-30 Jan Hubicka <jh@suse.cz>
2097 * i386.c (init_cumulative_args): Use real function declaration when
2100 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2102 PR rtl-optimization/34998
2103 * global.c (build_insn_chain): Treat non-subreg_lowpart
2104 SUBREGs of pseudos as clobbering all the words covered by the
2105 SUBREG, not just all the bytes.
2106 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2107 original df_ref rather than an extract parameter.
2108 (global_conflicts): Update call accordingly.
2110 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2112 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2113 the overflow check to make it easier to read.
2114 (__fixtfdi): Change the type of the ll member in union
2115 long_double to UDItype_x.
2117 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2120 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2121 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2122 * tree-inline.c (fold_marked_statements): Call
2123 cgraph_update_edges_for_call_stmt if folding a call statement.
2124 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2125 debug_generic_stmt calls, reset it back afterwards.
2128 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2130 * c-typeck.c (build_external_ref): Don't pedwarn about
2131 static vars in current function's scope.
2133 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2135 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2137 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2140 * ipa-struct-reorg.c: Fix spelling.
2141 * params.def: Ditto.
2143 2008-01-29 Richard Guenther <rguenther@suse.de>
2146 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2148 * tree-inline.c (remap_type): Increment remapping_type_depth
2149 around remapping types.
2150 (copy_body_r): Only add referenced variables if they are referenced
2151 from code, not types.
2153 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2164 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2165 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2167 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2170 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2171 pointer for tiny stack.
2173 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2175 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2177 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2179 * config/vx-common.h: Fix typo in comment.
2181 2008-01-28 Ian Lance Taylor <iant@google.com>
2185 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2186 coalesce pointers if they have different DECL_NO_TBAA_P values.
2187 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2188 between variables with different DECL_NO_TBAA_P values.
2190 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2193 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2194 are not legitimate small data references on SPE targets.
2196 2008-01-28 David Daney <ddaney@avtrex.com>
2198 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2200 2008-01-28 David Daney <ddaney@avtrex.com>
2202 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2204 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2206 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2207 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2208 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2209 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2210 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2211 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2212 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2213 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2215 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2217 * basic-block.h (condjump_equiv_p): Fix comment.
2219 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2221 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2222 print_generic_stmt_indented): Fix comment.
2224 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2226 * configure.ac (__stack_chk_fail): Add detecion for availability
2227 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2228 * configure: Regenerate.
2230 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2233 * final.c (output_addr_const): Handle TRUNCATE.
2235 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2238 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2239 (zero_cost, infinite_cost): New constants.
2240 (struct cost_pair): Change type of cost to comp_cost.
2241 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2242 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2244 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2245 split_address_cost, ptr_difference_cost, difference_cost,
2246 get_computation_cost_at, get_computation_cost,
2247 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2248 determine_use_iv_cost_condition, determine_use_iv_costs,
2249 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2250 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2251 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2252 Change type of cost to comp_cost.
2253 (determine_iv_cost): Increase cost of non-original ivs, instead
2254 of decreasing the cost of original ones.
2255 (get_address_cost): Indicate the complexity of the addressing mode
2257 (try_add_cand_for): Prefer using ivs not specific to some object.
2258 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2260 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2261 Janis Johnson <janis187@us.ibm.com>
2264 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2265 (TARGET_INSTANTIATE_DECLS): Likewise.
2266 * target.h (expand_to_rtl_hook): New target hook.
2267 (instantiate_decls): Likewise.
2268 * function.c (instantiate_decl): Make non-static. Rename to...
2269 (instantiate_decl_rtl): ... this.
2270 (instantiate_expr): Use instantiate_decl_rtl.
2271 (instantiate_decls_1): Likewise.
2272 (instantiate_decls): Likewise.
2273 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2274 * function.h (instantiate_decl_rtl): Add prototype.
2275 * cfgexpand.c (target.h): New include.
2276 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2277 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2278 (TARGET_INSTANTIATE_DECLS): Likewise.
2279 (TARGET_INITIALIZER): New target hooks added.
2280 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2282 * config/rs6000/rs6000.c (tree-flow.h): New include.
2283 (machine_function): Add sdmode_stack_slot field.
2284 (rs6000_alloc_sdmode_stack_slot): New function.
2285 (rs6000_instantiate_decls): Likewise.
2286 (rs6000_secondary_memory_needed_rtx): Likewise.
2287 (rs6000_check_sdmode): Likewise.
2288 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2289 (TARGET_INSTANTIATE_DECLS): Likewise.
2290 (rs6000_hard_regno_mode_ok): Allow SDmode.
2291 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2292 (rs6000_emit_move): Handle SDmode.
2293 (function_arg_advance): Likewise.
2294 (function_arg): Likewise.
2295 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2296 SDmode var args for 32-bit compiles.
2297 (rs6000_secondary_reload_class): Handle SDmode.
2298 (rs6000_output_function_epilogue): Likewise.
2299 (rs6000_function_value): Simplify if statement.
2300 (rs6000_libcall_value): Likewise.
2301 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2302 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2303 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2304 (movsd_hardfloat): New define_insn.
2305 (movsd_softfloat): Likewise.
2306 (movsd_store): Likewise.
2307 (movsd_load): Likewise.
2308 (extendsddd2): Likewise.
2309 (extendsdtd2): Likewise.
2310 (truncddsd2): Likewise.
2311 (movdd_hardfloat64): Fixup comment.
2312 (UNSPEC_MOVSD_LOAD): New constant.
2313 (UNSPEC_MOVSD_STORE): Likewise.
2315 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2318 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2320 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2321 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2322 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2325 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2328 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2329 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2330 __LONGDOUBLE128 too.
2331 * config/rs6000/aix61.h: New file.
2333 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2335 PR rtl-optimization/34959
2336 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2337 popcount and parity rtxes the same mode as their operand.
2338 Truncate or extend the result to the return value's mode
2341 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2344 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2345 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2346 to GOT_VERSION_REGNUM.
2347 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2348 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2349 * config/mips/mips.c (mips_emit_call_insn): New function.
2350 (mips_call_tls_get_addr): Call mips_expand_call directly.
2351 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2353 (mips16_build_call_stub): Likewise. Return the call insn or null.
2354 (mips_expand_call): Update the call to mips16_build_call_stub
2355 accordingly and a remove redundant condition. Assert that MIPS16
2356 stubs do not use lazy binding. Use mips_emit_call_insn and return
2358 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2360 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2361 (mips_avoid_hazard): Remove hazard_set handling.
2362 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2363 (UNSPEC_RESTORE_GP): ...this.
2364 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2365 (FAKE_CALL_REGNO): Rename to...
2366 (GOT_VERSION_REGNUM): ...this.
2367 (type): Add "ghost" value. Add an associated insn reservation.
2368 (hazard_set): Remove.
2369 (exception_receiver): Rename to...
2370 (restore_gp): ...this and update the unspec identifier accordingly.
2371 (exception_receiver, nonlocal_got_receiver): New expanders.
2372 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2373 FAKE_CALL_REGNO. Remove hazard_set attribute.
2374 (set_got_version, update_got_version): New patterns.
2376 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2379 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2381 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2384 * doc/install.texi2html: Generate gcc-vers.texi.
2386 2008-01-25 DJ Delorie <dj@redhat.com>
2388 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2390 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2392 * config/c4x: Remove directory.
2393 * config.gcc (crx-*, mt-*): Mark obsolete.
2394 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2395 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2396 sh-*-rtemscoff*): Remove cases.
2397 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2398 * real.c (encode_c4x_single, decode_c4x_single,
2399 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2400 c4x_extended_format): Remove.
2401 * real.h (c4x_single_format, c4x_extended_format): Remove.
2402 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2404 (Pragmas): Remove comment about c4x pragmas.
2405 * doc/install.texi (c4x): Remove target-specific instructions.
2406 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2407 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2408 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2409 refer to C4x source files as examples.
2410 (C4X_FLOAT_FORMAT): Remove documentation.
2412 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2414 * config/bfin/bfin.c (override_options): Reorder tests so that
2415 flag_pic gets enabled for -msep-data.
2417 2008-01-25 Richard Guenther <rguenther@suse.de>
2420 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2421 to its bitfield precision if required.
2423 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2426 * tree-nested.c (walk_omp_for): New function.
2427 (convert_nonlocal_reference, convert_local_reference): Call
2428 walk_omp_for on OMP_FOR.
2429 (convert_call_expr): Call walk_body on OMP_FOR's
2430 OMP_FOR_PRE_INIT_BODY.
2432 2008-01-25 Richard Guenther <rguenther@suse.de>
2434 PR tree-optimization/34966
2435 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2436 default defs and PHI_NODEs we have to insert after the
2439 2008-01-24 Nick Clifton <nickc@redhat.com>
2441 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2442 Provide a default definition.
2443 (LIBGCC2_UNITS_PER_WORD): Likewise.
2445 * config/stormy16/stormy16.c: Include df.h for the prototype
2446 for df_regs_ever_live_p.
2447 (xstormy16_expand_builtin_va_start): Convert the stack offset
2448 into a component_ref and then use POINTER_PLUS_EXPR to add it
2449 to the incoming_virtual_args_rtx.
2450 (xstormy16_gimplify_va_arg_expr): Rename to
2451 xstormy16_gimplify_va_arg_expr.
2452 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2453 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2454 xstormy16_gimplify_va_arg_expr.
2455 Fix up some formatting issues.
2457 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2458 Move to predicates.md.
2459 (xs_hi_general_operand): Likewise.
2460 (xs_hi_nonmemory_operand): Likewise.
2461 * config/stormy16/predicates.md:
2462 (xstormy16_carry_plus_operand): New predicate.
2463 (xs_hi_general_operand): New predicate.
2464 (xs_hi_nonmemory_operand): New predicate.
2465 * config/stormy16/stormy16-protos.h:
2466 (xstormy16_carry_plus_operand): Delete prototype.
2467 (xs_hi_general_operand): Likewise.
2468 (xs_hi_nonmemory_operand): Likewise.
2470 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2471 modifiers as they are no longer needed and they can trigger
2472 reload spill failures.
2474 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2475 with a match_operand in order to help reload.
2477 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2478 constraint with 'e' for the 8th alternative as this version of
2479 the mov.w instruction only accepts the lower 8 registers.
2481 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2484 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2485 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2488 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2491 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2493 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2495 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2497 (remove_structure): Update allocations list before removing structure.
2499 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2501 * ipa-struct-reorg.c (is_safe_cond_expr,
2502 create_new_stmts_for_cond_expr): Use integer_zerop function,
2503 that recognize not only zero-pointer, but zero-integer too.
2505 2008-01-25 Ben Elliston <bje@au.ibm.com>
2508 * fixproto: Escape "." in sed expression that strips leading "./".
2510 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2513 * gcc.c (SWITCH_OK): Removed.
2514 (SWITCH_LIVE): Changed to bit.
2515 (SWITCH_FALSE): Likewise.
2516 (SWITCH_IGNORE): Likewise.
2517 (switchstr): Change live_cond to unsigned int.
2518 (process_command): Replace SWITCH_OK with 0.
2519 (do_self_spec): Likewise.
2520 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2521 (give_switch): Likewise.
2522 (used_arg): Likewise.
2523 (do_spec_1): Set the SWITCH_IGNORE bit.
2524 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2525 bits. Set the SWITCH_LIVE bit.
2527 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2529 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2531 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2533 PR tree-optimization/34472
2534 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2535 parameter to a "bool *" and set *DATA to false if there is
2536 an unsafe access. Do not delete the structure here.
2537 (check_cond_exprs): Delete it here instead.
2538 (check_cond_exprs, exclude_cold_structs): Do not increase
2539 I when removing a structure.
2541 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2545 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2547 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2550 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2551 a fixed vector for stack.
2553 2008-01-24 Ben Elliston <bje@au.ibm.com>
2556 * doc/gcc.texi (Software development): Add a direntry for g++.
2558 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2560 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2561 stale and straggling -fforce-addr comments above.
2563 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2565 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2566 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2568 2008-01-23 Michael Matz <matz@suse.de>
2571 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2574 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2576 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2579 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2581 * config/avr/avr.c (avr_current_arch): New variable.
2582 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2583 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2584 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2585 (avr_override_options): Init 'avr_current_arch'.
2586 (base_arch_s): Move from here...
2587 * config/avr/avr.h (base_arch_s): ... here. Add new members
2588 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2589 'mega' to 'have_jmp_call'.
2590 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2591 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2593 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2595 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2596 MULTILIB_MATCHES): (Ditto.).
2598 2008-01-23 Richard Guenther <rguenther@suse.de>
2601 * cgraphunit.c (cgraph_reset_node): Always mark the node
2602 not reachable if it is not queued already.
2604 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2606 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2607 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2608 (cputype_selected): New static variable.
2609 (bfin_handle_option): Set it if -mcpu is used.
2610 (override_option): Select default set of workarounds if no cpu type
2611 selected on the command line.
2612 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2614 From Michael Frysinger <michael.frysinger@analog.com>
2615 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2616 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2618 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2619 for bf547, bf523, bf524, and bf526.
2620 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2622 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2623 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2624 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2625 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2626 * doc/invoke.texi (Blackfin Options): Document that
2627 -mcpu now accept bf547, bf523, bf524, and bf526.
2629 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2631 PR rtl-optimization/34628
2632 * combine.c (try_combine): Stop and undo after the first combination
2633 if an autoincrement side-effect on the first insn has effectively
2636 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2639 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2640 Offset addresses are not valid for Altivec or paired float modes.
2642 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2645 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2646 if DECL_INITIAL (decl) is error_mark_node.
2649 * c-common.c (handle_vector_size_attribute): Only allow
2650 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2651 the same way as pointer, array etc. types.
2652 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2655 * tree.c (build_type_attribute_qual_variant): Call
2656 build_qualified_type if attributes are equal, but quals are not.
2658 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2661 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2662 * flags.h (warn_strict_aliasing): Remove.
2663 (warn_strict_overflow): Remove.
2664 * opts.c (warn_strict_aliasing): Remove.
2665 (warn_strict_overflow): Remove.
2666 * c-opts.c (c_common_handle_option): -Wall only sets
2667 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2668 (c_common_post_options): Give default values to -Wstrict-aliasing
2669 and -Wstrict-overflow if they are uninitialized.
2670 * common.opt (Wstrict-aliasing): Specify Var and Init.
2671 (Wstrict-overflow): Likewise.
2673 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2675 PR rtl-optimization/26854
2676 PR rtl-optimization/34400
2677 PR rtl-optimization/34884
2678 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2680 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2681 (df_rd_bb_info.expanded_lr_out): Deleted
2682 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2683 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2684 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2685 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2686 Removed code to allocate, initialize or free expanded_lr_out.
2687 (df_rd_bb_local_compute_process_def): Restructured to make more
2689 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2690 sets if the sets are being trimmed.
2692 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2695 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2696 (as_vers): Likewise.
2697 * configure: Regenerated.
2699 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2702 * tree-pass.h (pass_build_alias): New pass.
2703 * tree-ssa-alias.c (gate_build_alias): New.
2704 (pass_build_alias): New.
2705 * passes.c (init_optimization_passes): Add pass_build_alias after
2706 pass_create_structure_vars.
2708 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2710 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2711 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2712 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2713 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2714 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2715 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2716 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2717 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2718 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2719 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2720 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2721 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2722 * config/s390/s390.md (FP_ALL): New mode iterator.
2723 (_d): New mode attribute.
2724 ("*signbit<mode>2>"): Changed mode of first operand.
2725 ("isinf<mode>2"): Changed mode of first operand.
2726 ("*TDC_insn"): Adaptation for DFP modes.
2728 2008-01-22 Ben Elliston <bje@au.ibm.com>
2730 * tree.c (check_qualified_type): Improve function description.
2732 2008-01-21 Jason Merrill <jason@redhat.com>
2735 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2736 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2739 2008-01-21 DJ Delorie <dj@redhat.com>
2741 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2744 2008-01-21 Richard Guenther <rguenther@suse.de>
2747 * tree-cfg.c (verify_expr): Allow all invariant expressions
2748 instead of just constant class ones as reference argument.
2749 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2750 like any other constant.
2751 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2753 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2755 * regmove.c (fixup_match_1): Update call crossed frequencies.
2757 2008-01-21 Richard Guenther <rguenther@suse.de>
2760 * tree-inline.c (setup_one_parameter): Deal with mismatched
2761 types using a VIEW_CONVERT_EXPR.
2763 2008-01-21 Alon Dayan <alond@il.ibm.com>
2764 Olga Golovanevsky <olga@il.ibm.com>
2766 PR tree-optimization/34701
2767 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2768 when the structure size is not a power of 2.
2770 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2772 * doc/install.texi: Add doc for --enable-checking=df.
2774 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2776 PR rtl-optimization/34808
2777 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2779 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2781 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2784 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2786 PR rtl-optimization/26854
2787 PR rtl-optimization/34400
2788 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2790 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2791 (df_rd_bb_info.expanded_lr_out): New.
2792 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2793 * loop_iv.c (iv_analysis_loop_init): Ditto.
2794 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2795 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2796 Added code to allocate, initialize or free expanded_lr_out.
2797 (df_rd_bb_local_compute_process_def): Restructured to make
2798 more understandable.
2799 (df_rd_confluence_n): Add code to do nothing with fake edges and
2800 code to no apply invalidate_by_call sets if the sets are being trimmed.
2801 (df_lr_local_finalize): Renamed to df_lr_finalize.
2802 (df_live_local_finalize): Renamed to df_live_finalize.
2804 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2807 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2808 deciding whether to use reciprocal instructions.
2810 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2812 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2813 dwarf2out_note_section_used if cold_text_section is NULL.
2815 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2817 PR gcov-profile/34610
2818 * tree-cfg.c (make_edges): Mark both outgoing edges from
2819 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2820 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2821 from OMP_FOR and OMP_CONTINUE outgoing edges.
2823 * tree-profile.c (tree_profiling): Return early if
2824 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2826 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2827 from cfun to child_cfun.
2828 * function.h (struct function): Add after_tree_profile bit.
2830 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2832 * config/avr/avr.S (_exit): Disable interrupt.
2834 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2835 Steven Bosscher <stevenb.gcc@gmail.com>
2837 PR rtl-optimization/26854
2838 PR rtl-optimization/34400
2839 * df-problems.c (df_live_scratch): New scratch bitmap.
2840 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2841 (df_live_reset): Clear the proper bitmaps.
2842 (df_live_bb_local_compute): Only process the artificial defs once
2843 since the order is not important.
2844 (df_live_init): Init the df_live sets only with the variables
2845 found live by df_lr.
2846 (df_live_transfer_function): Use the df_lr sets to prune the
2847 df_live sets as they are being computed.
2848 (df_live_free): Free df_live_scratch.
2850 2008-01-18 Ian Lance Taylor <iant@google.com>
2852 * common.opt: Add fmerge-debug-strings.
2853 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2854 flag_merge_debug_strings rather than flag_merge_constants.
2855 * doc/invoke.texi (Option Summary): Mention
2856 -fmerge-debug-strings.
2857 (Debugging Options): Document -fmerge-debug-strings.
2859 2008-01-18 Ian Lance Taylor <iant@google.com>
2862 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2863 (struct tree_function_decl): Add new field operator_new_flag.
2864 * tree-inline.c (expand_call_inline): When inlining a call to
2865 operator new, force the return value to go into a variable, and
2866 set DECL_NO_TBAA_P on that variable.
2867 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2869 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2872 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2873 DWARF2_DEBUGGING_INFO.
2874 (dwarf2out_note_section_used): Ditto. Add prototype.
2875 (have_multiple_function_sections, text_section_used,
2876 cold_text_section_used, *cold_text_sections): Move declarations
2879 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2881 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2882 field and add signal_ra.
2883 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2884 assignments to frame state pc. Move end of stack check after
2885 MD_FALLBACK_FRAME_STATE_FOR.
2886 (uw_update_context_1): Use frame state signal_regs if set, instead
2887 of checking signal_frame flag.
2888 (uw_update_context): Use frame state signal_ra if set.
2889 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2890 * config/xtensa/linux-unwind.h: New file.
2892 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2894 * modulo-sched.c (get_sched_window): Fix comment typo.
2896 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2898 PR tree-optimization/34648
2899 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2901 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2903 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2904 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2906 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2908 PR rtl-optimization/34400
2909 * df-core.c (df_worklist_dataflow_overeager,
2910 df_worklist_dataflow_doublequeue): New functions.
2911 (df_worklist_dataflow): Two different worklist solvers.
2912 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2915 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2918 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2919 and ftree-parallelize-loops.
2921 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2923 PR rtl-optimization/34826
2924 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2926 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2928 * global.c (find_reg): Mark the eh regs as used if necessary.
2929 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2930 * ra.h (struct allocno): no_eh_reg field added. Changed
2931 no_stack_reg type to bitfield.
2933 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2935 * tree.c (substitute_in_expr): Add missing 'break'.
2937 2008-01-17 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/34825
2940 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2941 x / x as division to handle.
2943 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2945 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2946 "-pthread" is specified.
2947 * pa-hpux11.h (LIB_SPEC): Likewise.
2949 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2950 Peter Bergner <bergner@vnet.ibm.com>
2952 PR rtl-optimization/33796
2953 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2955 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2957 PR libgfortran/34699
2958 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2960 * pa-hpux10.h (LINK_SPEC): Likewise.
2961 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2963 2008-01-16 Richard Guenther <rguenther@suse.de>
2966 * fold-const.c (fold_convert_const_int_from_int): Do not
2967 set overflow if that occured only because of a sign extension
2968 change when converting from/to a sizetype with the same
2969 precision and signedness.
2971 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2974 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2975 location address to the correct place. Update copyright year.
2977 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2979 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2980 no dependences in the dependence_relations vector.
2982 2008-01-16 Jan Hubicka <jh@suse.cz>
2984 PR rtl-optimization/31396
2985 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2986 * cfg.c (dump_reg_info): Print it.
2987 * regs.h (struct reg_info_t): add freq_calls_crossed.
2988 (REG_FREQ_CALLS_CROSSED): New macro.
2989 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2990 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2991 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2992 regmove_optimize): Update call crossed frequencies.
2993 * local-alloc.c (struct qty): Add freq_calls_crossed.
2994 (alloc_qty): Copute freq_calls_crossed.
2995 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2996 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2997 * ra.h (struct allocno): Add freq_calls_crossed.
2999 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3001 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3002 libgomp when compiling with ftree-parallelize-loops.
3003 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3005 2008-01-16 Richard Guenther <rguenther@suse.de>
3007 PR tree-optimization/34769
3008 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3009 * tree.c (int_cst_value): Instead make this function more
3010 permissive in what it accepts as valid input. Document this
3011 function always sign-extends the value.
3013 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3014 Richard Guenther <rguenther@suse.de>
3017 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3018 (gimple_fold_indirect_ref_rhs): ... this.
3019 (gimple_fold_indirect_ref): New function with foldings
3020 that preserve lvalueness.
3021 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3022 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3023 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3024 to fold an INDIRECT_REF, fall back to the old use of
3025 fold_indirect_ref_1.
3027 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3029 * tree-data-ref.c (subscript_dependence_tester_1): Call
3030 free_conflict_function.
3031 (compute_self_dependence): Same.
3033 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3036 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3037 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3039 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3040 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3041 for DWARF2_UNWIND_INFO targets.
3043 2008-01-16 Richard Guenther <rguenther@suse.de>
3046 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3047 type qualifiers for function types.
3049 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3051 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3052 loop_iterator li from previous commit.
3054 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3056 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3058 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3060 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3061 (parallelize_loops): Don't parallelize irreducible components.
3063 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3066 * c-opts (c_common_post_options): Do not enable CPP
3067 flag_pedantic_errors by default.
3069 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3071 PR rtl-optimization/31944
3072 * cse.c (remove_pseudo_from_table): New function.
3073 (merge_equiv_classes): Use above function to remove pseudo-registers.
3074 (invalidate): Likewise.
3076 2008-01-13 Richard Guenther <rguenther@suse.de>
3079 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3080 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3082 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3084 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3085 validate_change to unshare the source of the PC set.
3087 2008-01-12 Jan Hubicka <jh@suse.cz>
3090 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3091 references above array bounds. This might trigger bounds checks for
3094 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3096 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3097 new_replaceable_dependencies.
3099 2008-01-12 Doug Kwan <dougkwan@google.com>
3101 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3102 instead of OPT_Wreturn_type in warning due to ignored return type
3104 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3105 options included in -Wextra.
3106 * c.opt: New option -Wignored_qualifiers.
3107 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3108 -Wignore_qualifiers.
3109 (-Wignored-qualifiers): Document.
3110 (-Wreturn-type): Remove description of functionality now handled
3111 by -Wignored-qualifiers.
3113 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3116 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3117 NOP_EXPR if it is between integral types with the same precision.
3119 2008-01-12 Jan Hubicka <jh@suse.cz>
3122 * invoke.texi (max-inline-recursive-depth): Fix default value.
3124 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3126 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3129 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3131 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3133 2008-01-11 James E. Wilson <wilson@specifix.com>
3136 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3138 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3140 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3141 save/restore frame pointer register and don't use 'call-prologues'
3142 optimization in function with "OS_task" attribute.
3144 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3147 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3148 when copying to memory.
3150 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3152 PR rtl-optimization/30905
3153 * cfgcleanup.c: Include dce.h
3154 (crossjumps_occured): New global variable.
3155 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3156 If something changed, set crossjumps_occured to true.
3157 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3158 Don't add/remove fake edges to exit here...
3159 (cleanup_cfg): ...but do it here, when crossjumping.
3160 Run a fast DCE when successful crossjumps occured in the latest
3161 iteration of try_optimize_cfg.
3163 2008-01-11 Richard Guenther <rguenther@suse.de>
3165 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3166 (struct vn_unary_op_s): Likewise.
3167 (vn_reference_insert): Free old reference on hash collision.
3169 2008-01-10 Raksit Ashok <raksit@google.com>
3171 PR rtl-optimization/27971
3172 * combine.c (find_split_point): Split PLUS expressions which are
3173 inside a MEM rtx, and whose first operand is complex.
3175 2008-01-10 DJ Delorie <dj@redhat.com>
3177 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3178 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3179 (m32c_hard_regno_ok): Call the underlying function.
3181 2008-01-10 Richard Guenther <rguenther@suse.de>
3184 * tree-cfg.c (tree_merge_blocks): Do not go through the
3185 full-blown folding and stmt updating path if we just deal
3186 with virtual operands.
3187 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3188 test for abnormal SSA_NAMEs.
3190 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3193 * reload.c (push_reload): Add assertions. All constants from
3194 reg_equiv_constant should have been used for replacing the respective
3196 (find_reloads_address): Invoke find_reloads_address_part for
3197 constant taken from the reg_equiv_constant array.
3199 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3201 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3202 field (valnum) the first in the struct. Replace bools with
3205 2008-01-10 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/34651
3208 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3209 types and ordering for masking and converting.
3211 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3213 PR tree-optimization/34017
3214 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3215 also for PHI_NODE expressions.
3217 2008-01-09 Jan Hubicka <jh@suse.cz>
3219 PR tree-optimization/34708
3220 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3221 based on number of case labels.
3222 (init_inline_once): Remove switch_cost.
3223 * tree-inline.h (eni_weights_d): Remove switch_cost.
3225 2008-01-09 Richard Guenther <rguenther@suse.de>
3226 Andrew Pinski <andrew_pinski@playstation.sony.com>
3229 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3230 temporary if an rvalue is ok or an lvalue is not required.
3232 2008-01-09 Richard Guenther <rguenther@suse.de>
3235 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3238 2008-01-09 Richard Guenther <rguenther@suse.de>
3241 * tree.c (host_integerp): Check for sizetype only if the
3242 type is an integer type.
3244 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3247 * opts.c (decode_options): Disable inlining of functions called
3248 once if not in unit-at-a-time mode.
3250 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3252 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3254 2008-01-08 Richard Guenther <rguenther@suse.de>
3257 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3258 out early if the result will be unused.
3260 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3265 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3266 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3269 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3271 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3272 for vectorization tuned.
3274 2008-01-08 Richard Guenther <rguenther@suse.de>
3276 PR tree-optimization/34683
3277 * tree-ssa-operands.c (operand_build_cmp): Export.
3278 * tree-ssa-operands.h (operand_build_cmp): Declare.
3279 * tree-vn.c (vuses_compare): Remove.
3280 (sort_vuses): Use operand_build_cmp.
3281 (sort_vuses_heap): Likewise.
3282 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3283 to re-use old VEC if available. Do not sort already sorted VUSEs.
3284 (vdefs_to_vec): Do not sort already sorted VDEFs.
3286 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3289 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3291 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3294 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3295 limitations of reciprocal sequences on x86 targets.
3297 2008-01-08 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/34683
3300 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3302 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3305 * config/darwin.c (darwin_mergeable_string_section): Don't use
3306 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3308 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3311 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3312 negxf2. Macroize expander using X87MODEF mode iterator. Change
3313 predicates of op0 and op1 to register_operand.
3314 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3315 expander using X87MODEF mode iterator. Change predicates of
3316 op0 and op1 to register_operand.
3317 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3318 corresponding patterns and macroize using MODEF macro. Change
3319 predicates of op0 and op1 to register_operand and remove
3320 "m" constraint. Disparage "r" alternative with "!".
3321 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3322 macroize using X87MODEF macro. Change predicates of op0 and op1
3323 to register_operand and remove "m" constraint. Disparage "r"
3324 alternative with "!".
3325 (absneg splitter with memory operands): Remove.
3326 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3327 patterns and macroize using X87MODEF mode iterator.
3328 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3329 Change predicate of op1 to register_operand.
3330 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3331 for memory operands.
3333 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3335 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3337 2008-01-07 Richard Guenther <rguenther@suse.de>
3339 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3342 2008-01-07 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/34683
3345 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3346 VOPs of the needed size to save memory. Use VEC_quick_push
3347 to save compile-time.
3348 (vdefs_to_vec): Likewise.
3350 2008-01-07 Sa Liu <saliu@de.ibm.com>
3352 * config/spu/spu.md (divdf3): Genetate inline code for double
3353 division. The implementation doesn't handle INF or NAN, therefore it
3354 only applies when -ffinite-math-only is given.
3356 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3359 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3360 * doc/cpp.texi ([Common Predefined Macros]): Document.
3362 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3365 order to use commutative addition instead of subtraction.
3367 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3368 Mircea Namolaru <namolaru@il.ibm.com>
3369 Vladimir Yanovsky <yanov@il.ibm.com>
3370 Revital Eres <eres@il.ibm.com>
3372 PR tree-optimization/34263
3373 * tree-outof-ssa.c (process_single_block_loop_latch,
3374 contains_tree_r): New functions.
3375 (analyze_edges_for_bb): Call process_single_block_loop_latch
3376 function to empty single-basic-block latch block if possible.
3378 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3380 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3382 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3384 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3386 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3388 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3390 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3392 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3394 PR tree-optimization/34618
3395 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3398 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3401 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3402 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3403 Update copyright year.
3405 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3406 Update copyright year.
3407 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3410 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3412 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3413 edge does not point to current bb before changing need_assert.
3415 2008-01-04 Richard Guenther <rguenther@suse.de>
3418 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3419 for verifying purposes if they are is_gimple_min_invariant.
3421 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3423 PR tree-optimization/34448
3424 PR tree-optimization/34465
3425 * gimplify.c (gimplify_init_constructor): Add new parameter
3426 notify_temp_creation. Use it.
3427 (gimplify_modify_expr_rhs): Take volatiles into account when
3428 optimizing constructors.
3429 Do not optimize constructors if gimplify_init_constructor will dump to
3431 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3432 * gcc.c-torture/compile/pr34448.c: New.
3434 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3436 PR gcov-profile/34609
3437 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3438 return_slot if result is TREE_ADDRESSABLE.
3440 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3442 * config/mips/mips.md (sqrt_condition): Tweak comment.
3443 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3445 2008-01-03 Tom Tromey <tromey@redhat.com>
3448 * c-common.c (c_type_hash): Handle VLAs.
3450 2008-01-03 Jan Hubicka <jh@suse.cz>
3452 PR tree-optimization/31081
3453 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3454 0 when inlining and not inlining to first basic block.
3455 (remap_decl): When var is initialized to 0, don't set default_def.
3456 (expand_call_inline): Set entry_bb.
3457 * tree-inline.h (copy_body_data): Add entry_bb.
3459 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3462 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3465 PR tree-optimization/29484
3466 * tree-inline.c (inline_forbidden_p_2): New function.
3467 (inline_forbidden_p): Disallow inlining if some static var
3468 has an address of a local LABEL_DECL in its initializer.
3469 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3472 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3474 PR tree-optimization/34635
3475 * tree-data-ref.c (add_other_self_distances): Make sure that the
3476 evolution step is constant.
3478 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3481 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3483 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3485 * tree-sra.c (scalarize_init): Insert the generate_element_init
3486 statements after the generate_element_zero statements.
3488 2008-01-02 Richard Guenther <rguenther@suse.de>
3492 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3493 for very large number of operands instead of ICEing.
3495 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3498 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3499 while stack probing.
3501 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3503 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3506 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3509 * tree-mudflap.c (mx_register_decls): Guard warning by
3510 !DECL_ARTIFICIAL check.
3512 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3514 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3515 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3516 sse5_perm<mode>): Fix constraints.
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