1 2008-03-06 Tom Tromey <tromey@redhat.com>
4 * doc/standards.texi (Standards): Don't mention treelang.
5 * doc/invoke.texi (Overall Options): Don't mention treelang.
6 * doc/install.texi (Prerequisites): Don't mention bison or
8 (Configuration): Don't mention treelang.
10 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
12 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
14 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15 word-extractions out of a multi-word object.
17 2008-03-06 Richard Guenther <rguenther@suse.de>
19 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
20 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21 result type and precision.
22 * expr.c (get_inner_reference): Set unsignedp based on the result
23 type of BIT_FIELD_REF.
24 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
26 (try_instantiate_multiple_fields): Likewise. Use the correct type
28 (sra_build_assignment): Likewise.
29 (sra_build_elt_assignment): Likewise.
30 (sra_explode_bitfield_assignment): Likewise.
31 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
32 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
33 set BIT_FIELD_REF_UNSIGNED.
34 (vectorizable_load): Likewise.
36 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
38 * cse.c (cse_extended_basic_block): Invalidate artificial defs
41 2008-03-06 Richard Guenther <rguenther@suse.de>
43 * alias.c (struct alias_set_entry): Move has_zero_child field
44 to pack with alias_set.
46 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
48 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
51 2008-03-05 Ian Lance Taylor <iant@google.com>
53 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
55 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
57 * fwprop.c (update_df): Support width and offset parameters of
59 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
60 global_conflicts): Change DF_REF_EXTRACT to either
61 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
62 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
63 * df-scan.c (df_ref_record, df_defs_record,
64 df_ref_create_structure, df_def_record_1, df_uses_record,
65 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
66 df_bb_refs_collect, df_entry_block_defs_collect,
67 df_exit_block_uses_collect): Support new width and offset fields.
68 (ref_extract_pool): New storage pool.
69 (df_free_ref): New function.
70 (df_reg_chain_unlink, df_free_collection_rec,
71 df_sort_and_compress_refs): Call df_free_ref.
72 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
74 (df_ref_create_structure): Allocate df_ref_extract if offset and
75 width fields are used.
76 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
77 (df_uses_record): Get offset and width from ZERO_EXTRACT
79 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
80 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
81 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
82 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
83 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
84 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
85 (df_ref_extract): New structure.
86 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
87 (df_ref_create): Add width and offset parameters.
89 2008-03-05 Richard Guenther <rguenther@suse.de>
91 * tree-ssa-structalias.c (get_constraint_for_component_ref):
93 (offset_overlaps_with_access): Rename
94 to ranges_overlap_p and move ...
95 * tree-flow-inline.h (ranges_overlap_p): ... here.
97 * tree.h (get_inner_reference, handled_component_p): Update
100 * tree.h (record_component_aliases, get_alias_set,
101 alias_sets_conflict_p, alias_sets_must_conflict_p,
102 objects_must_conflict_p): Move declarations ...
103 * alias.h (record_component_aliases, get_alias_set,
104 alias_sets_conflict_p, alias_sets_must_conflict_p,
105 objects_must_conflict_p): ... here.
107 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
109 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
111 * cfg.c: Include tree-flow.h.
112 (remove_edge_raw): Call redirect_edge_var_map_clear.
113 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
114 * tree-flow-inline.h (redirect_edge_var_map_def): New.
115 (redirect_edge_var_map_result): New.
116 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
117 PENDING_STMT use with redirect_edge_var_map_*.
118 * tree-ssa.c (edge_var_maps): New definition.
119 (redirect_edge_var_map_add): New.
120 (redirect_edge_var_map_clear): New.
121 (redirect_edge_var_map_dup): New.
122 (redirect_edge_var_map_vector): New.
123 (redirect_edge_var_map_destroy): New.
124 (ssa_redirect_edge): Replace PENDING_STMT use with
125 redirect_edge_var_map_*.
126 (flush_pending_stmts): Same.
127 (delete_tree_ssa): Destroy edge var map.
128 * tree-flow.h (struct _edge_var_map): New.
129 Define edge_var_map vector type.
130 Declare redirect_edge_var_map_* prototypes.
131 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
132 * tree-cfg.c (reinstall_phi_args): Replace
133 PENDING_STMT use with redirect_edge_var_map_*.
135 2008-03-05 Richard Guenther <rguenther@suse.de>
137 PR tree-optimization/35472
138 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
139 whose single use_stmt has a overlapping set of loaded and
140 stored symbols as that use_stmt might be a noop assignment then.
142 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
144 * gthr-rtems.h: Implement __gthread_mutex_destroy.
146 2008-03-05 Richard Guenther <rguenther@suse.de>
149 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
151 * tree-cfg.c (verify_expr): Verify it.
152 * fold-const.c (fold_truthop): Remove code generating
153 BIT_FIELD_REFs of structure bases.
154 (fold_binary): Likewise.
155 (fold_ternary): Position and size of BIT_FIELD_REFs are
156 always host integers.
157 (make_bit_field_ref): Remove.
158 (optimize_bit_field_compare): Remove.
159 (all_ones_mask_p): Remove.
161 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
164 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
165 (split_block_and_df_analyze): New. Split basic block and rebuild
167 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
169 (split_pattern_seq): Likewise.
170 (erase_matching_seqs): Likewise.
171 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
173 2008-03-04 Geoff Keating <geoffk@apple.com>
175 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
176 declaration and code.
177 (tree_invalid_nonnegative_warnv_p): Likewise.
179 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
181 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
182 examples. Truncate option-names then causing overfull hbox.
184 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
187 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
189 * configure: Rebuilt.
191 2008-03-04 Rafael Espindola <espindola@google.com>
193 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
194 (tree_unary_nonnegative_warnv_p): New.
195 (tree_binary_nonnegative_warnv_p): New.
196 (tree_single_nonnegative_warnv_p): New.
197 (tree_invalid_nonnegative_warnv_p): New.
198 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
200 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
203 * opts.c (handle_option): Postpone 'unknown option' errors only for
206 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
209 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
212 2008-03-04 Rafael Espindola <espindola@google.com>
214 * fold-const.c (tree_unary_nonzero_warnv_p): New.
215 (tree_binary_nonzero_warnv_p): New.
216 (tree_single_nonzero_warnv_p): New.
217 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
219 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
222 * fold-const.c (fold_cond_expr_with_comparison): Prevent
223 transformations for modes that have signed zeros.
224 * ifcvt.c (noce_try_abs): Ditto.
227 2008-03-04 Joseph Myers <joseph@codesourcery.com>
229 * config/i386/i386.c (override_options): Force
230 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
232 2008-03-04 Jan Hubicka <jh@suse.cz>
235 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
238 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
240 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
241 label to probe the stack.
243 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
245 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
246 (__gthr_win32_mutex_destroy): Declare.
247 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
248 __gthr_win32_mutex_destroy.
249 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
251 2008-03-03 Jan Hubicka <jh@suse.cz>
254 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
255 aggressive on inlining cold calls.
257 2008-03-03 Richard Guenther <rguenther@suse.de>
259 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
260 struct copies into the expression table.
261 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
262 (try_to_simplify): Likewise.
263 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
264 integral and pointer arguments which do not change the
265 precision to NOP_EXPRs.
266 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
267 VIEW_CONVERT_EXPR case.
269 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
271 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
272 defined in a loop at depth 0 is invariant.
273 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
274 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
275 be called at loop depth 0.
277 2008-03-02 Jakub Jelinek <jakub@redhat.com>
280 * gcc.c (process_command): Update copyright notice dates.
281 * gcov.c (print_version): Likewise.
282 * gcov-dump.c (print_version): Likewise.
283 * mips-tfile.c (main): Likewise.
284 * mips-tdump.c (main): Likewise.
286 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
289 * c-common.c (flag_permissive): Delete.
290 (constant_expression_warnings): Check flags first.
291 (constant_expression_error): New.
292 * c-common.h (flag_permissive): Delete.
293 (constant_expression_error): Declare.
294 * flags.h (flag_permissive): Declare. Update description.
295 * diagnostic.c (pedwarn): Update.
297 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
298 (permissive_error_kind): New.
299 * toplev.c (flag_permissive): Define. Update description.
300 * toplev.h (permissive_error_kind): Declare.
301 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
302 (pedwarn_c90): Use pedantic_warning_kind.
303 * c-opts.c (c_common_post_options): flag_permissive does not affect
304 flag_pedantic_errors.
306 2008-03-02 Joseph Myers <joseph@codesourcery.com>
308 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
309 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
310 __absvsi2, __absvDI2): Use unsigned arithmetic.
312 2008-03-02 Andi Kleen <ak@suse.de>
313 Richard Guenther <rguenther@suse.de>
315 * struct-equiv.c: Remove file.
316 * cfg_cleanup.c (condjump_equiv_p): Remove.
317 * Makefile.in (OBJS-common): Remove struct-equiv.o.
318 (struct-equiv.o): Remove rule.
319 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
320 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
321 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
323 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
325 * ifcvt.c (noce_process_if_block): Try to handle only the then
326 block if the else block exists but isn't suitable.
328 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
331 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
332 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
333 regression from previous patch.
335 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
338 * gthr.h: Add __gthread_mutex_destroy as a function that must be
340 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
341 * gthr-single.h (__gthread_mutex_destroy): Likewise.
342 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
343 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
344 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
345 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
346 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
347 (__gthread_mutex_destroy_function): Rename to
348 __gthread_mutex_destroy.
349 * gthr-dce.h (__gthread_mutex_destroy): Call
350 pthread_mutex_destroy.
351 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
352 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
353 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
355 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
357 * df-scan.c (df_ref_chain_change_bb): Simplify.
358 (df_insn_change_bb): Add new_bb argument. Simplify. Call
359 set_block_for_insn if there's any change.
360 * df.h ((df_insn_change_bb): Fix prototype.
361 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
362 df_insn_change_bb, don't call set_block_for_insn.
363 * emit-rtl.c (reorder_insns): Likewise.
364 * haifa-sched.c (move_insn): Likewise.
366 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
368 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
370 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
372 * tree-flow-inline.h (next_readonly_imm_use): Return
373 NULL_USE_OPERAND_P after the end.
375 2008-03-01 Richard Guenther <rguenther@suse.de>
377 PR tree-optimization/35411
378 * tree-sra.c (sra_build_assignment): Split conversion to
379 final type to a separate statement if we are not assigning
382 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
384 * fold-const.c (fold_convertible_p): Correct the logic to follow
385 that in fold_convert().
387 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
390 * tree-inline.c (build_duplicate_type): When we make a
391 duplicate type, make it unique in the canonical types system.
393 2008-02-29 Tom Tromey <tromey@redhat.com>
395 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
396 input_file_stack_history, input_file_stack_restored): Remove.
397 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
398 * input.h (struct file_stack): Remove.
399 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
400 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
402 * diagnostic.h (struct diagnostic_context) <last_module>: Change
404 (diagnostic_last_module_changed): Add 'map' argument.
405 (diagnostic_set_last_function): Likewise.
406 * diagnostic.c (undiagnostic_report_current_module): Iterate using
407 line map, not input_file_stack.
408 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
410 2008-02-29 Paul Brook <paul@codesourcery.com>
412 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
414 2008-02-29 Paul Brook <paul@codesourcery.com>
416 * config/arm/ieee754-df.S (muldf3): Use RET macros.
418 2008-02-29 Richard Guenther <rguenther@suse.de>
420 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
422 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
423 value for comparing for a store match.
424 (simplify_unary_expression): Do nothing for SSA_NAMEs.
425 (try_to_simplify): Do not do a full-blown reference lookup.
427 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
429 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
430 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
432 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
434 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
436 * tree-loop-linear.c (try_interchange_loops): Compare memory access
437 strides against cache sizes.
439 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
441 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
444 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
446 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
447 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
448 is smaller than the original promoted value.
449 (simplify_subreg): If OP is a SUBREG, try to preserve its
450 SUBREG_PROMOTED_VAR_P information.
452 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
454 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
455 (VN_INFO_GET): Allocate new objects on the obstack.
456 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
457 for rpo_numbers_temp, for consistency.
458 (free_scc_vn): Free the obstack.
460 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
462 * doc/invoke.texi: Document -ftree-loop-distribution.
463 * tree-loop-distribution.c: New.
464 * tree-pass.h (pass_loop_distribution): New.
465 * graphds.h (struct graph): Add htab_t indices.
466 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
467 * tree-vectorizer.c (rename_variables_in_loop): Extern.
468 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
469 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
470 * tree-data-ref.c (debug_data_dependence_relations): New.
471 (dump_data_dependence_relation): Also print data references.
472 (free_data_ref): Extern.
473 (same_access_functions): Moved...
474 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
475 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
476 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
477 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
478 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
479 (stmts_from_loop): Skip LABEL_EXPR.
480 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
482 (build_rdg): Initialize rdg->indices htab.
483 (free_rdg, stores_from_loop, ref_base_address,
484 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
485 have_similar_memory_accesses_1, ref_base_address_1,
486 remove_similar_memory_refs): New.
487 * tree-data-ref.h: Depend on tree-chrec.h.
488 (debug_data_dependence_relations, free_data_ref): Declared.
489 (same_access_functions): ... here.
490 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
492 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
493 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
494 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
495 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
496 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
497 rdg_vertex_for_stmt): Declared.
498 (struct rdg_edge): Add level.
500 (free_rdg, stores_from_loop, remove_similar_memory_refs,
501 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
503 (rdg_has_similar_memory_accesses): New.
504 * tree-vect-analyze.c: Remove unused static decls.
505 * lambda.h (dependence_level): New.
506 * common.opt (ftree-loop-distribution): New.
507 * tree-flow.h (mark_virtual_ops_in_bb,
508 slpeel_tree_duplicate_loop_to_edge_cfg,
509 rename_variables_in_loop): Declared.
510 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
511 (OBJS-common): Add tree-loop-distribution.o.
512 (tree-loop-distribution.o): New rule.
513 * tree-cfg.c (mark_virtual_ops_in_bb): New.
514 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
515 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
517 2008-02-28 Joseph Myers <joseph@codesourcery.com>
520 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
521 other than structures and unions.
523 2008-02-28 Richard Guenther <rguenther@suse.de>
526 2008-02-26 Richard Guenther <rguenther@suse.de>
528 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
529 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
530 (lookup_decl_from_uid): Declare.
531 (remove_decl_from_map): Likewise.
532 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
533 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
534 (decl_for_uid_map): New global hashtable mapping DECL_UID
536 (init_ttree): Allocate it.
537 (insert_decl_to_uid_decl_map): New helper function.
538 (make_node_stat): Insert new decls into the map.
539 (copy_node_stat): Likewise.
540 (lookup_decl_from_uid): New function.
541 (remove_decl_from_map): Likewise.
542 (print_decl_for_uid_map_statistics): New helper.
543 (dump_tree_statistics): Call it.
545 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
546 (referenced_var_iterator): Adjust.
547 (FOR_EACH_REFERENCED_VAR): Adjust.
548 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
549 (num_referenced_vars): Adjust.
550 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
551 (first_referenced_var): Remove.
552 (end_referenced_vars_p): Likewise.
553 (next_referenced_var): Likewise.
554 (referenced_var_iterator_set): New helper function.
555 * tree-dfa.c (referenced_var_lookup): Adjust.
556 (referenced_var_check_and_insert): Likewise.
557 (remove_referenced_var): Likewise.
558 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
559 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
560 (verify_call_clobbering): Likewise.
561 (verify_memory_partitions): Likewise.
562 (init_tree_ssa): Allocate bitmap instead of hashtable for
564 (delete_tree_ssa): Adjust.
565 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
566 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
567 (compute_tag_properties): Likewise.
568 (set_initial_properties): Likewise.
569 (find_partition_for): Likewise.
570 (update_reference_counts): Likewise.
571 (dump_may_aliases_for): Likewise.
572 * tree-ssa-operands.c (add_virtual_operand): Likewise.
573 (add_call_clobber_ops): Likewise.
574 (add_call_read_ops): Likewise.
575 (get_asm_expr_operands): Likewise.
576 * tree-into-ssa.c (dump_decl_set): Likewise.
577 (update_ssa): Likewise.
578 * tree-sra.c (scan_function): Likewise.
579 (decide_instantiations): Likewise.
580 (scalarize_parms): Likewise.
581 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
582 (dsa_named_for): Likewise.
583 * tree-ssa-structalias.c (update_alias_info): Likewise.
584 (merge_smts_into): Likewise.
586 2008-02-27 David Daney <ddaney@avtrex.com>
589 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
590 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
591 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
592 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
593 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
595 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
598 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
599 (BUILT_IN_NEXTTOWARD): Remove.
600 (BUILT_IN_NEXTTOWARDF): Ditto.
601 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
602 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
604 2008-02-27 Tom Tromey <tromey@redhat.com>
606 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
607 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
609 2008-02-27 Jan Beulich <jbeulich@novell.com>
611 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
612 update the respective field on newdecl.
614 2008-02-27 Revital Eres <eres@il.ibm.com>
616 PR rtl-optimization/34999
617 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
618 crossing edges that ends with a call insn.
619 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
620 call insn and clear the EDGE_CROSSING flag of the crossing edge
621 when fixing fallthru edges.
623 2008-02-27 Richard Guenther <rguenther@suse.de>
626 * fold-const.c (fold_unary): Return the correct argument,
627 converted to the result type.
629 2008-02-27 Richard Guenther <rguenther@suse.de>
632 * expr.c (expand_expr_real_1): Assert on rotates that operate
634 * fold-const.c (fold_binary): Use the types precision, not the
635 bitsize of the mode if folding rotate expressions. Build rotates
638 2008-02-27 Jakub Jelinek <jakub@redhat.com>
640 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
642 * c-pragma.c (pragma_ns_name): New typedef.
643 (registered_pp_pragmas): New variable.
644 (c_pp_lookup_pragma): New function.
645 (c_register_pragma_1): If flag_preprocess_only, do nothing
646 for non-expanded pragmas, for expanded ones push pragma's
647 namespace and name into registered_pp_pragmas vector.
648 (c_invoke_pragma_handler): Register OpenMP pragmas even when
649 flag_preprocess_only, don't register GCC pch_preprocess
650 pragma if flag_preprocess_only.
651 * c-opts.c (c_common_init): Call init_pragma even if
652 flag_preprocess_only.
653 * c-pragma.c (c_pp_lookup_pragma): New prototype.
654 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
655 cpp_register_pragma if flag_preprocess_only.
657 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
660 * c-parser.c (c_parser_translation_unit): Warn for empty
661 translation unit, not empty source file.
663 2008-02-26 Paul Brook <paul@codesourcery.com>
665 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
667 * config/arm/arm.h (reg_class): Add CORE_REGS.
668 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
669 (BASE_REG_CLASS): Use CORE_REGS.
670 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
671 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
672 (REGNO_OK_FOR_INDEX_P): Exclude SP.
673 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
674 ARM_REGNO_OK_FOR_INDEX_P.
675 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
676 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
677 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
678 (ldm/stm peepholes): Ditto.
679 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
680 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
681 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
682 * config/arm/constraints.md: Enable "k" constraint on ARM.
684 2008-02-27 Ben Elliston <bje@au.ibm.com>
686 * config/rs6000/rs6000.c: Annotate cache line size field in all
687 instances of struct processor_costs.
689 2008-02-26 David Edelsohn <edelsohn@gnu.org>
691 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
692 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
693 jump_bypass): New counters.
694 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
695 * dce.c (gate_ud_dce): Same.
696 (gate_fast_dce): Same.
697 * dse.c (gate_dse1): New function.
698 (gate_dse2): New function.
699 (gate_dse): Merge results of new gate functions.
700 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
701 (gate_handle_jump_bypass): Add dbg_cnt.
702 (gate_handle_gcse): Add dbg_cnt.
703 * ifcvt.c (gate_handle_if_conversion): Same.
704 (gate_handle_if_after_combine): Same.
705 (gate_handle_if_after_reload): Same.
706 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
708 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
710 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
712 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
714 2008-02-26 Jason Merrill <jason@redhat.com>
717 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
718 alone if it's the naming decl for the type's main variant.
720 2008-02-26 Tom Tromey <tromey@redhat.com>
722 * system.h (USE_MAPPED_LOCATION): Poison.
723 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
724 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
725 (make_goto_expr_edges): Likewise.
726 (remove_bb): Likewise.
727 (execute_warn_function_return): Likewise.
728 * basic-block.h (struct edge_def) <goto_locus>: Change type to
730 * c-common.c (fname_decl): Remove old location code.
731 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
733 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
735 (ASM_INPUT_SOURCE_LOCATION): Likewise.
736 (gen_rtx_ASM_INPUT): Likewise.
737 (gen_rtx_ASM_INPUT_loc): Likewise.
738 (get_rtx_asm_OPERANDS): Remove.
739 * cfglayout.c (insn_locators_alloc): Remove old location code.
740 (set_curr_insn_source_location): Likewise.
741 (curr_insn_locator): Likewise.
742 * print-tree.c (print_node): Remove old location code.
743 * tree-mudflap.c (mf_varname_tree): Remove old location code.
744 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
745 * cfgexpand.c (expand_gimple_cond_expr): Don't use
747 (construct_exit_block): Remove old location code.
748 * emit-rtl.c (force_next_line_note): Remove old location code.
749 * profile.c (branch_prob): Remove old location code.
750 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
751 LOC_LINE): Remove old-location variants.
752 * langhooks.c (lhd_print_error_function): Remove old location
754 * configure, config.in: Rebuilt.
755 * configure.ac (--enable-mapped-location): Remove.
756 * c-decl.c (c_init_decl_processing): Remove old location code.
757 (finish_function): Likewise.
758 * recog.c (decode_asm_operands): Remove old location code.
759 * c-pch.c (c_common_read_pch): Remove old location code.
760 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
762 * gimple-low.c (lower_function_body): Remove old location code.
763 * toplev.c (unknown_location): Remove.
764 (push_srcloc): Remove old-location variant.
765 (process_options): Remove old location code.
766 (lang_dependent_init): Likewise.
767 * input.h (UNKNOWN_LOCATION): Move definition.
768 (location_t): Undeprecate.
769 (source_locus): Remove.
770 (location_from_locus): Remove.
771 (struct location_s): Remove.
772 Remove all old-location code.
773 (input_line, input_filename): Remove.
774 * final.c (final_scan_insn): Remove old location code.
775 * diagnostic.c (diagnostic_build_prefix): Remove
776 USE_MAPPED_LOCATION test.
777 * tree.h (gimple_stmt) <locus>: Now a location_t.
778 (tree_exp) <locus>: Likewise.
779 (DECL_IS_BUILTIN): Remove old-location variant.
780 (annotate_with_file_line, annotate_with_locus): Likewise.
781 (expr_locus, set_expr_locus): Update.
782 * tree.c (build1_stat): Remove old location code.
783 (last_annotated_node): Remove.
784 (annotate_with_file_line): Remove old-location variant.
785 (annotate_with_locus): Likewise.
786 (expr_location): Remove old location code.
787 (set_expr_location): Likewise.
788 (expr_has_location): Likewise.
789 (expr_locus): Likewise.
790 (set_expr_locus): Likewise.
791 (expr_filename): Don't use location_from_locus.
792 (expr_lineno): Likewise.
793 * rtl-error.c (location_for_asm): Remove old location code.
794 * c-lex.c (cb_line_change): Remove old location code.
795 (fe_file_change): Likewise.
796 (cb_def_pragma): Likewise.
797 (c_lex_with_flags): Likewise.
798 * gengtype.c (do_typedef): Don't special-case location types.
799 (define_location_structures): Remove.
800 (main): Don't call define_location_structures.
801 * tree-pretty-print.c (dump_implicit_edges): Remove old location
804 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
807 * builtins.def (BUILT_IN_STDARG_START): Remove.
808 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
809 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
810 * tree-inline.c (inline_forbidden_p_1): Likewise.
812 2008-02-26 Richard Guenther <rguenther@suse.de>
814 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
815 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
816 (lookup_decl_from_uid): Declare.
817 (remove_decl_from_map): Likewise.
818 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
819 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
820 (decl_for_uid_map): New global hashtable mapping DECL_UID
822 (init_ttree): Allocate it.
823 (insert_decl_to_uid_decl_map): New helper function.
824 (make_node_stat): Insert new decls into the map.
825 (copy_node_stat): Likewise.
826 (lookup_decl_from_uid): New function.
827 (remove_decl_from_map): Likewise.
828 (print_decl_for_uid_map_statistics): New helper.
829 (dump_tree_statistics): Call it.
831 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
832 (referenced_var_iterator): Adjust.
833 (FOR_EACH_REFERENCED_VAR): Adjust.
834 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
835 (num_referenced_vars): Adjust.
836 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
837 (first_referenced_var): Remove.
838 (end_referenced_vars_p): Likewise.
839 (next_referenced_var): Likewise.
840 (referenced_var_iterator_set): New helper function.
841 * tree-dfa.c (referenced_var_lookup): Adjust.
842 (referenced_var_check_and_insert): Likewise.
843 (remove_referenced_var): Likewise.
844 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
845 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
846 (verify_call_clobbering): Likewise.
847 (verify_memory_partitions): Likewise.
848 (init_tree_ssa): Allocate bitmap instead of hashtable for
850 (delete_tree_ssa): Adjust.
851 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
852 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
853 (compute_tag_properties): Likewise.
854 (set_initial_properties): Likewise.
855 (find_partition_for): Likewise.
856 (update_reference_counts): Likewise.
857 (dump_may_aliases_for): Likewise.
858 * tree-ssa-operands.c (add_virtual_operand): Likewise.
859 (add_call_clobber_ops): Likewise.
860 (add_call_read_ops): Likewise.
861 (get_asm_expr_operands): Likewise.
862 * tree-into-ssa.c (dump_decl_set): Likewise.
863 (update_ssa): Likewise.
864 * tree-sra.c (scan_function): Likewise.
865 (decide_instantiations): Likewise.
866 (scalarize_parms): Likewise.
867 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
868 (dsa_named_for): Likewise.
869 * tree-ssa-structalias.c (update_alias_info): Likewise.
870 (merge_smts_into): Likewise.
872 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
875 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
876 * c-opts.c (c_common_handle_option): Wall enables
877 Wvolatile-register-var.
878 * common.opt: Move Wvolatile-register-var to...
881 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
883 * common.opt (Wlarger-than=): New.
884 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
886 * opts.c (common_handle_option): Handle -Wlarger-than=.
887 * optc-gen.awk: Likewise.
888 * opth-gen.awk: Likewise.
889 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
890 * tree-optimize.c (tree_rest_of_compilation): Likewise.
892 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
894 * c-common.c (match_case_to_enum_1): Add appropriate
895 OPT_W* parameter to warning.
896 (c_do_switch_warnings): Likewise.
897 * c-typeck.c (warning_init): Add one more parameter following
899 (push_init_level): Update call to warning_init.
900 (pop_init_level): Likewise.
901 (add_pending_init): Likewise.
902 (output_init_element: Likewise.
904 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
907 * toplev.c (toplev_main): If there are warnings or error, print
908 errors for ignored options.
909 * opts.c (ignored_options): New static variable.
910 (postpone_unknown_option_error): New.
911 (print_ignored_options): New.
912 (handle_option): Postpone errors for unknown -Wno-* options.
913 * opts.h (print_ignored_options): Declare.
915 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
917 * config/mips/mips.md (loadgp_blockage, blockage): Change type
920 2008-02-25 Richard Guenther <rguenther@suse.de>
923 2008-02-25 Richard Guenther <rguenther@suse.de>
925 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
926 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
927 (lookup_decl_from_uid): Declare.
928 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
929 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
930 (decl_for_uid_map): New global hashtable mapping DECL_UID
932 (init_ttree): Allocate it.
933 (insert_decl_to_uid_decl_map): New helper function.
934 (make_node_stat): Insert new decls into the map.
935 (copy_node_stat): Likewise.
936 (lookup_decl_from_uid): New function.
937 (print_decl_for_uid_map_statistics): New helper.
938 (dump_tree_statistics): Call it.
940 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
941 (referenced_var_iterator): Adjust.
942 (FOR_EACH_REFERENCED_VAR): Adjust.
943 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
944 (num_referenced_vars): Adjust.
945 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
946 (first_referenced_var): Remove.
947 (end_referenced_vars_p): Likewise.
948 (next_referenced_var): Likewise.
949 (referenced_var_iterator_set): New helper function.
950 * tree-dfa.c (referenced_var_lookup): Adjust.
951 (referenced_var_check_and_insert): Likewise.
952 (remove_referenced_var): Likewise.
953 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
954 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
955 (verify_call_clobbering): Likewise.
956 (verify_memory_partitions): Likewise.
957 (init_tree_ssa): Allocate bitmap instead of hashtable for
959 (delete_tree_ssa): Adjust.
960 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
961 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
962 (compute_tag_properties): Likewise.
963 (set_initial_properties): Likewise.
964 (find_partition_for): Likewise.
965 (update_reference_counts): Likewise.
966 (dump_may_aliases_for): Likewise.
967 * tree-ssa-operands.c (add_virtual_operand): Likewise.
968 (add_call_clobber_ops): Likewise.
969 (add_call_read_ops): Likewise.
970 (get_asm_expr_operands): Likewise.
971 * tree-into-ssa.c (dump_decl_set): Likewise.
972 (update_ssa): Likewise.
973 * tree-sra.c (scan_function): Likewise.
974 (decide_instantiations): Likewise.
975 (scalarize_parms): Likewise.
976 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
977 (dsa_named_for): Likewise.
978 * tree-ssa-structalias.c (update_alias_info): Likewise.
979 (merge_smts_into): Likewise.
981 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
984 * doc/invoke.texi (-fcx-limited-range): Document new option.
985 * toplev.c (process_options): Handle -fcx-fortran-rules.
986 * common.opt: Add documentation for -fcx-fortran-rules.
988 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
991 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
992 actual behaviour and C99.
994 2008-02-26 Ben Elliston <bje@au.ibm.com>
996 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
997 (ASM_CPU_POWER6_SPEC): Likewise.
998 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
999 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1000 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1002 2008-02-25 Richard Guenther <rguenther@suse.de>
1004 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1005 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1006 (lookup_decl_from_uid): Declare.
1007 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1008 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1009 (decl_for_uid_map): New global hashtable mapping DECL_UID
1011 (init_ttree): Allocate it.
1012 (insert_decl_to_uid_decl_map): New helper function.
1013 (make_node_stat): Insert new decls into the map.
1014 (copy_node_stat): Likewise.
1015 (lookup_decl_from_uid): New function.
1016 (print_decl_for_uid_map_statistics): New helper.
1017 (dump_tree_statistics): Call it.
1019 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1020 (referenced_var_iterator): Adjust.
1021 (FOR_EACH_REFERENCED_VAR): Adjust.
1022 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1023 (num_referenced_vars): Adjust.
1024 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1025 (first_referenced_var): Remove.
1026 (end_referenced_vars_p): Likewise.
1027 (next_referenced_var): Likewise.
1028 (referenced_var_iterator_set): New helper function.
1029 * tree-dfa.c (referenced_var_lookup): Adjust.
1030 (referenced_var_check_and_insert): Likewise.
1031 (remove_referenced_var): Likewise.
1032 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1033 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1034 (verify_call_clobbering): Likewise.
1035 (verify_memory_partitions): Likewise.
1036 (init_tree_ssa): Allocate bitmap instead of hashtable for
1038 (delete_tree_ssa): Adjust.
1039 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1040 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1041 (compute_tag_properties): Likewise.
1042 (set_initial_properties): Likewise.
1043 (find_partition_for): Likewise.
1044 (update_reference_counts): Likewise.
1045 (dump_may_aliases_for): Likewise.
1046 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1047 (add_call_clobber_ops): Likewise.
1048 (add_call_read_ops): Likewise.
1049 (get_asm_expr_operands): Likewise.
1050 * tree-into-ssa.c (dump_decl_set): Likewise.
1051 (update_ssa): Likewise.
1052 * tree-sra.c (scan_function): Likewise.
1053 (decide_instantiations): Likewise.
1054 (scalarize_parms): Likewise.
1055 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1056 (dsa_named_for): Likewise.
1057 * tree-ssa-structalias.c (update_alias_info): Likewise.
1058 (merge_smts_into): Likewise.
1060 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1063 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1064 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1065 * alias.h (nonoverlapping_memrefs_p): Likewise.
1067 2008-02-25 Jan Beulich <jbeulich@novell.com>
1069 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1070 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1071 __emultls_get_address, __emultls_register_common,
1072 __floatundi?f, and _Unwind_GetIPInfo.
1073 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1074 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1075 (gen_regparm_prefix): Likewise.
1076 (i386_nlm_encode_section_info): Sync with
1077 config/i386/winnt.c:i386_pe_encode_section_info().
1078 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1079 i386_nlm_mangle_decl_assembler_name): New.
1080 (netware_override_options): New.
1081 * config/i386/netware.h (netware_override_options): Declare.
1082 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1083 (i386_nlm_mangle_decl_assembler_name): Declare.
1084 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1086 2008-02-25 Ben Elliston <bje@au.ibm.com>
1089 * c-decl.c (grokdeclarator): Remove unused local variables
1090 `typedef_type' and `type_as_written'.
1092 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1093 unused local variable `has_hot_blocks'.
1094 (fix_crossing_conditional_branches): Remove unused local variable
1097 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1100 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1101 using DEF_C99_BUILTIN.
1102 (BUILT_IN_NANF): Ditto.
1103 (BUILT_IN_NANL): Ditto.
1105 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1106 Revital Eres <eres@il.ibm.com>
1108 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1109 regarding the order of two dependent insns in the same row.
1111 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1113 * stor-layout.c (layout_decl): Do not bump the alignment of a
1114 bit-field to more than byte alignment if it is packed.
1116 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1118 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1121 2008-02-24 Diego Novillo <dnovillo@google.com>
1123 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1126 * tree-vrp.c (vrp_evaluate_conditional): With
1127 -Wtype-limits, emit a warning when comparing against a
1128 constant outside the natural range of OP0's type.
1129 * c.opt (Wtype-limits): Move ...
1130 * common.opt (Wtype-limits): ... here.
1132 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1134 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1135 * config/rs6000/e300c2c3.md: New file.
1136 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1138 (rs6000_override_options): Add e300c2 and e300c3 cases to
1139 processor_target_table. Do not allow usage of Altivec or Spe
1140 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1141 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1142 * config/rs6000/rs6000.h (processor_type): Add
1143 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1144 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1145 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1146 and ppce300c3. Include e300c2c3.md.
1148 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1150 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1151 instead of TARGET_STRICT_ALIGN.
1153 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1155 * explow.c (memory_address): Assert that the generated address is
1158 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1161 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1162 * config/darwin-ppc-ldouble-patch.def: New file.
1163 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1164 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1165 SUBTARGET_INIT_BUILTINS if defined.
1166 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1169 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1172 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1173 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1175 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1178 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1179 file" warning condtional on -Winvalid-PCH.
1181 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1183 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1185 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1189 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1190 prevent reload from using MMX registers.
1191 (*mov<mode>_internal): Ditto.
1192 (*movv2sf_internal_rex64): Ditto.
1193 (*movv2sf_internal): Ditto.
1195 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1197 PR documentation/31569
1198 * doc/install.texi2html: Use makeinfo --no-number-sections.
1200 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1202 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1203 ensure that we can address an entire entity > 8 bytes. Don't
1204 generate reg+reg addressing for such data.
1206 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1208 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1209 strings when optimizing for size, unless the target cares about
1212 2008-02-22 Tom Tromey <tromey@redhat.com>
1214 * regclass.c (current_pass): Remove declaration.
1216 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1218 * config/avr/libgcc.S (__RAMPZ__): Define.
1219 (__do_copy_data): Add for devices with 128KB code memory.
1221 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1223 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1225 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1227 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1229 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1232 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1235 * c-typeck.c (build_binary_op): Warn about floating point
1236 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1238 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1241 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1242 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1244 (rs6000_override_options): Set altivec_abi as default, not override,
1245 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1246 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1247 is used; use new member spe_abi.
1248 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1249 spe_abi and altivec_abi.
1251 2008-02-22 Tomas Bily <tbily@suse.cz>
1253 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1255 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1258 * config.build (build_file_translate): Set to `CMD //c' only if
1260 * Makefile.in (build_file_translate): Improve comment.
1262 2008-02-21 Jan Hubicka <jh@suse.cz>
1264 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1265 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1266 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1268 2008-02-21 Michael Matz <matz@suse.de>
1271 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1273 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1275 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1276 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1278 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1279 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1280 SSE_VEC_FLOAT_MODE_P as insn constraint.
1281 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1282 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1283 sse4a_movntdf using MODEF mode iterator.
1284 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1285 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1286 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1287 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1288 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1289 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1290 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1292 2008-02-21 Richard Guenther <rguenther@suse.de>
1294 * tree.def (PAREN_EXPR): New tree code.
1295 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1297 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1298 * expr.c (expand_expr_real_1): Likewise.
1299 * tree-inline.c (estimate_num_insns_1): Likewise.
1300 * tree-complex.c (expand_complex_move): Likewise.
1301 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1304 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1307 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1309 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1312 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1314 * config/sh/sh.c (find_barrier): Don't go past
1315 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1317 2008-02-20 DJ Delorie <dj@redhat.com>
1319 * config/h8300/h8300.md (insv): Force source operand to be a register.
1321 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1322 as a jump, not as a plain insn.
1324 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1326 * doc/invoke.texi (Warning Options): Add new option
1327 -Wframe-larger-than=.
1328 (-Wframe-larger-than): Document.
1330 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1331 Add declarations for new option variables.
1333 * final.c (final_start_function): Check the frame size
1334 before emission and issue a Wframe-larger-than warning.
1336 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1337 Add definitions for new option variables.
1338 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1340 * common.opt (Wframe-larger-than=): New option.
1342 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1344 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1345 (<sse>_div<mode>3): Ditto.
1346 (<sse>_vmdiv<mode>3): Ditto.
1347 (<sse>_vmsqrt<mode>2): Ditto.
1348 (*smax<mode>3): Ditto.
1349 (sse5_frcz<mode>2): Ditto.
1350 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1353 2008-02-20 Richard Guenther <rguenther@suse.de>
1356 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1357 be happy with INTEGRAL_TYPE_P.
1359 2008-02-20 Richard Guenther <rguenther@suse.de>
1361 * fold-const.c (split_tree): Associate floatig-point expressions
1362 if flag_associative_math is set.
1364 2008-02-20 Richard Guenther <rguenther@suse.de>
1366 * tree.h (fold_real_zero_addition_p): Declare.
1367 * fold-const.c (fold_real_zero_addition_p): Export.
1368 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1369 floating-point operations with zero and one.
1371 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1373 * doc/install.texi: Correct references to CFLAGS, replacing them
1374 with BOOT_CFLAGS. Document flags used during bootstrap for
1377 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1379 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1380 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1381 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1383 (smin<mode>3): Ditto from similar patterns.
1384 (smax<mode>3): Ditto.
1385 (*ieee_smin<mode>3): Ditto.
1386 (*ieee_smax<mode>3): Ditto.
1387 * config/i386/sse.md (sse): New mode attribute.
1388 (mov<mode>): Macroize expander from movv4sf and movv2df using
1389 SSEMODEF2P mode iterator.
1390 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1391 SSE_VEC_FLOAT_MODE_P as insn constraint.
1392 (storent<mode>): Ditto.
1393 (storent<mode>): Macroize expander from storentsf and storentdf using
1394 MODEF mode iterator.
1395 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1396 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1397 (abs<mode>2): Ditto from similar patterns.
1398 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1399 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1400 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1401 (<sse>_vmsqrt<mode>2): Ditto.
1402 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1403 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1404 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1405 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1406 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1407 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1408 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1410 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1411 iterator and SSE_FLOAT_MODE_P as insn constraint.
1412 (<sse>_ucomi): Ditto from similar patterns.
1413 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1414 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1415 SSE_VEC_FLOAT_MODE_P as insn constraint.
1416 (vcond<mode>): Ditto from similar patterns.
1417 (and<mode>3, *and<mode>3): Ditto.
1418 (<sse>_nand<mode>3): Ditto.
1419 (ior<mode>3, *ior<mode>3): Ditto.
1420 (xor<mode>3, *xor<mode>3): Ditto.
1421 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1422 iterator and SSE_FLOAT_MODE_P as insn constraint.
1423 (*nand<mode>3): Ditto from similar patterns.
1424 (*ior<mode>3): Ditto.
1425 (*xor<mode>3): Ditto.
1427 2008-02-20 Ira Rosen <irar@il.ibm.com>
1429 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1430 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1431 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1433 2008-02-19 Jan Hubicka <jh@suse.cz>
1435 * predict.c (tree_bb_level_predictions): Remove variable next
1436 mistakely introduced by previous commit.
1438 2008-02-19 Jan Hubicka <jh@suse.cz>
1440 * predict.c (predict_paths_leading_to): Rewrite.
1441 (predict_paths_for_bb): New.
1442 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1444 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1447 * Makefile.in (build_file_translate): New.
1448 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1449 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1450 * configure.ac (build_file_translate): Substitute it.
1451 * configure: Regenerate.
1453 2008-02-19 Jan Hubicka <jh@suse.cz>
1455 PR rtl-optimization/34408
1456 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1459 2008-02-19 Jan Hubicka <jh@suse.cz>
1462 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1465 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1468 * config/i386/i386-modes.def: Revert the last DI alignment
1469 change until Ada people can look into it.
1471 2008-02-19 Nick Clifton <nickc@redhat.com>
1473 * opts.c (print_specific_help): Fix typo in --help text.
1475 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1478 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1479 32-bit inline asm without asm alternatives for host GCC < 3.0.
1481 2008-02-19 Richard Guenther <rguenther@suse.de>
1483 PR tree-optimization/34989
1484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1485 Allow propagation to INDIRECT_REF if we can simplify only.
1487 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1489 * c-common.c (warn_for_collisions_1): Use appropriate option when
1492 2008-02-19 Nick Clifton <nickc@redhat.com>
1495 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1496 (handle_options): Fix indentation.
1497 (print_filtered_help): If no language-specific options were
1498 displayed tell the user how to list all the options supported by
1499 the language's front-end.
1500 (print_specific_help): Fix indentation and remove duplicate line.
1501 (common_handle_option): Handle the -v option.
1502 For --help enable the display of undocumented options if the -v
1503 switch has been included on the command line.
1504 For --help= check for overlaps in the arguments between the option
1505 classes and the language names and issue a warning when they
1506 cannot be disambiguated.
1507 * c.opt (v): Pass on to the common option handler.
1509 2008-02-19 Revital Eres <eres@il.ibm.com>
1511 * modulo-sched.c (sms_schedule): Change dump message when
1512 create_ddg function fails.
1513 (try_scheduling_node_in_cycle): Rename row to cycle.
1514 (print_partial_schedule): Rename CYCLE to ROW.
1516 2008-02-19 Christian Bruel <christian.bruel@st.com>
1517 Zdenek Dvorak <ook@ucw.cz>
1519 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1521 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1525 (*x86_movdicc_0_m1_se): Ditto.
1527 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1530 (CMPtype): Define as __gcc_CMPtype.
1531 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1532 (CMPtype): Define as __gcc_CMPtype.
1534 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1536 Support valgrind 3.3 for --enable-checking=valgrind.
1537 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1539 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1540 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1541 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1542 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1543 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1544 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1545 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1547 * ggc-zone.c: Similar.
1548 * ggc-page.c: Similar.
1550 2008-02-19 Paul Brook <paul@codesourcery.com>
1553 * config/arm/ieee754-df.S: Fix do_it typo.
1554 * config/arm/ieee754-sf.S: Fix do_it typo.
1556 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1559 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1560 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1561 (OPTION_MASK_ISA_SSE_SET): Likewise.
1562 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1563 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1564 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1565 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1566 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1567 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1568 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1569 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1570 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1571 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1572 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1573 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1574 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1575 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1576 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1577 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1578 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1579 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1580 (OPTION_MASK_ISA_SSE4): Removed.
1581 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1582 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1584 (override_options): Don't turn on implied SSE/MMX bits in
1587 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1589 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1592 2008-02-18 Joey Ye <joey.ye@intel.com>
1595 * tree-nested.c (insert_field_into_struct): Set type alignment
1596 to field alignment if the former is less than the latter.
1598 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1600 * BASE-VER: Set to 4.4.0.
1602 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1604 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1605 * doc/cfg.texi: Likewise.
1606 * doc/extend.texi: Likewise.
1607 * doc/gty.texi: Likewise.
1608 * doc/invoke.texi: Likewise.
1609 * doc/loop.texi: Likewise.
1610 * doc/md.texi: Likewise.
1611 * doc/passes.texi: Likewise.
1612 * doc/rtl.texi: Likewise.
1613 * doc/sourcebuild.texi: Likewise.
1614 * doc/tm.texi: Likewise.
1615 * doc/tree-ssa.texi: Likewise.
1617 2008-02-17 Richard Guenther <rguenther@suse.de>
1620 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1621 without default definition.
1623 2008-02-17 Richard Guenther <rguenther@suse.de>
1625 PR tree-optimization/35231
1626 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1629 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1633 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1634 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1635 libgcc_cmp_return mode.
1637 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1640 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1642 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1644 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1647 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1649 * doc/c-tree.texi: Use `@.' where appropriate.
1650 * doc/extend.texi: Likewise.
1651 * doc/install.texi: Likewise.
1652 * doc/invoke.texi: Likewise.
1653 * doc/loop.texi: Likewise.
1654 * doc/makefile.texi: Likewise.
1655 * doc/md.texi: Likewise.
1656 * doc/passes.texi: Likewise.
1657 * doc/standards.texi: Likewise.
1658 * doc/tm.texi: Likewise.
1660 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1663 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1665 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1666 rather than in entry_bb.
1668 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1671 libgcc_cmp_return mode.
1673 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1676 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1677 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1679 2008-02-15 Richard Guenther <rguenther@suse.de>
1680 Zdenek Dvorak <ook@ucw.cz>
1682 PR tree-optimization/35164
1683 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1684 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1685 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1686 Only propagate addresses which do not have abnormal SSA_NAMEs
1689 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1692 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1694 2008-02-15 Jan Hubicka <jh@suse.cz>
1697 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1699 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1702 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1703 when calculating alignment_pad.
1705 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1708 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1709 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1710 and STACK_BOUNDARY define.
1712 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1714 PR preprocessor/35061
1715 * c-pragma.c (handle_pragma_pop_macro): Check that
1716 pushed_macro_table has been allocated.
1718 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1721 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1722 (force_gimple_operand): Likewise.
1723 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1724 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1725 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1726 (find_interesting_uses_address): Check addressability and alignment
1727 of the base expression only after substituting bases of IVs into it.
1729 2008-02-14 Michael Matz <matz@suse.de>
1732 * function.c (instantiate_virtual_regs_in_insn): Reload address
1733 before falling back to reloading the whole operand.
1735 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1737 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1738 before the first section switch note.
1740 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1742 * doc/bugreport.texi: Update copyright years.
1743 * doc/c-tree.texi: Likewise.
1744 * doc/cfg.texi: Likewise.
1745 * doc/cpp.texi: Likewise.
1746 * doc/cppinternals.texi: Likewise.
1747 * doc/fragments.texi: Likewise.
1748 * doc/frontends.texi: Likewise.
1749 * doc/gcc.texi: Likewise.
1750 * doc/gty.texi: Likewise.
1751 * doc/hostconfig.texi: Likewise.
1752 * doc/implement-c.texi: Likewise.
1753 * doc/libgcc.texi: Likewise.
1754 * doc/loop.texi: Likewise.
1755 * doc/makefile.texi: Likewise.
1756 * doc/options.texi: Likewise.
1757 * doc/passes.texi: Likewise.
1758 * doc/rtl.texi: Likewise.
1759 * doc/sourcebuild.texi: Likewise.
1760 * doc/standards.texi: Likewise.
1761 * doc/tree-ssa.texi: Likewise.
1762 * doc/trouble.texi: Likewise.
1764 * doc/extend.texi: Use @: or add comma where appropriate.
1765 * doc/invoke.texi: Likewise.
1766 * doc/tm.texi: Likewise.
1768 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1771 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1774 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1776 * doc/md.texi (clz, ctz): Add reference.
1777 * doc/rtl.texi (clz, ctz): Likewise.
1779 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1782 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1785 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1787 * config/s390/s390.c (struct constant_pool): New field
1788 emit_pool_after added.
1789 (s390_mainpool_start): Set the emit_pool_after flag according
1790 to the section switch notes.
1791 (s390_mainpool_finish): Consider emit_pool_after when emitting
1792 the literal pool at the end of the function.
1793 (s390_chunkify_start): Force literal pool splits at section
1796 2008-02-13 Michael Matz <matz@suse.de>
1799 * var-tracking.c (clobber_variable_part): Correctly traverse the
1802 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1805 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1806 Add -fdump-ipa-inline.
1807 * tree-dump.c (dump_files): Remove tree-inlined dump.
1808 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1810 2008-02-12 Richard Guenther <rguenther@suse.de>
1812 PR tree-optimization/35171
1813 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1816 2008-02-12 Richard Guenther <rguenther@suse.de>
1819 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1820 value-preserving mode. Disallow final truncation.
1822 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1825 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1826 code from here to...
1827 (force_gimple_operand): ...here.
1829 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1832 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1833 non-compatible pointers.
1834 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1835 different FIELD_DECLs, try harder by comparing field offsets, sizes
1839 * function.c (match_asm_constraints_1): Don't replace the same input
1842 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1844 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1845 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1846 (expand_epilogue): Restore RAMPZ register.
1847 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1849 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1851 * config/i386/cygwin.asm: (__alloca): Correct calling
1852 convention and alignment.
1853 (__chkstk): Force 8 byte stack alignment.
1855 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1856 Richard Guenther <rguenther@suse.de>
1858 PR tree-optimization/33992
1859 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1860 the zero we compare against.
1862 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1865 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1866 to CloseHandle after unlocking to prevent accumulation of handle
1869 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1872 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1873 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1874 and update LABEL_NUSES during and after reload.
1876 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1879 * combine.c (simplify_if_then_else): Make sure the comparison is
1880 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1882 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1885 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1886 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1887 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1888 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1889 * tree.h (get_type_static_bounds): Likewise.
1891 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1893 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1894 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1895 Make -Wfoo language annotations match what the compiler outputs.
1897 2008-02-08 Sa Liu <saliu@de.ibm.com>
1899 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1900 intrinsics spu_convts, spu_convtu, spu_convtf.
1901 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1903 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1905 * doc/extend.texi (Function Attributes) <noinline>: Mention
1906 asm ("") as method to keep calls.
1908 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1911 * doc/options.texi (Options): Replace references to opts.sh with
1913 * opts-common.c: Likewise.
1914 * optc-gen.awk: Likewise.
1916 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1918 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1920 2008-02-07 Richard Henderson <rth@redhat.com>
1923 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1924 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1927 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1929 PR tree-optimization/35085
1930 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1931 for operand entry oe2 in addition to operand entry oe3 in order to
1932 expose more opportunities for vectorizer sum reduction.
1934 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1937 * Makefile.in (LIBS): Remove $(GMPLIBS).
1938 (cc1-dummy, cc1): Add $(GMPLIBS).
1940 2008-02-06 Jan Hubicka <jh@suse.cz>
1943 * i386.md (moddf_integer): Do not produce partial memory stalls for
1944 targets where it hurts.
1946 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1949 * optabs.c (expand_float): Do not check for decimal modes when
1950 expanding unsigned integer through signed conversion.
1952 2008-02-06 Nick Clifton <nickc@redhat.com>
1954 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1955 inside the clobber with a match_operand and duplicated operand
1956 number in the constraint.
1957 (ineqbranchsi): Delete redundant comment.
1959 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1961 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1962 builtin_define ("__USE_INIT_FINI__").
1963 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1965 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1967 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1969 PR documentation/30330
1970 * doc/invoke.texi (C++ Dialect Options)
1971 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1972 For each warning option -Wfoo that allows -Wno-foo, ensure both
1973 -Wfoo and -Wno-foo are listed in the option index. Fix index
1974 entry of -Wswitch-default, index -Wnormalized= including the
1975 `=', and -Wlarger-than-@var{len} including @var{len}.
1977 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.md (floatunssisf2): Use
1980 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1981 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1982 Macroize expander using MODEF mode iterator.
1984 2008-02-05 Diego Novillo <dnovillo@google.com>
1986 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1989 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1991 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1994 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1996 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1999 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2000 to indicate if a message should be generated.
2001 (init_cumulative_args): Updated.
2002 (function_value_32): Likewise.
2004 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2006 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2008 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2011 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2012 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2014 2008-02-04 Diego Novillo <dnovillo@google.com>
2016 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2019 * tree-vrp.c (vrp_evaluate_conditional): With
2020 -Wtype-limits, emit a warning when comparing against a
2021 constant outside the natural range of OP0's type.
2023 2008-02-04 Richard Guenther <rguenther@suse.de>
2026 * expr.c (count_type_elements): Give for unions instead of
2029 2008-02-04 Richard Guenther <rguenther@suse.de>
2032 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2033 to TYPE_DOMAINs base type instead of using bitsizetype here.
2035 2008-02-03 Jason Merrill <jason@redhat.com>
2037 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2039 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2042 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2043 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2044 (RS/6000 and PowerPC Options): Fix typos and markup.
2045 * doc/passes.texi (Tree-SSA passes): Likewise.
2047 2008-02-02 Michael Matz <matz@suse.de>
2050 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2051 from record_last_reg_set_info.
2052 (record_last_reg_set_info): Take an RTX argument, iterate over all
2053 constituent hardregs.
2054 (record_last_set_info, record_opr_changes): Change calls to
2055 new signature or to record_last_reg_set_info_regno.
2057 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2059 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2061 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2063 PR rtl-optimization/34773
2064 * reg-notes.def (EQUAL): Mention significance of combination of
2065 REG_EQUAL and REG_RETVAL.
2066 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2067 insn that has a REG_RETVAL.
2069 2008-02-01 Roger Sayle <roger@eyesopen.com>
2072 * configure.ac (--enable-fixed-point): Disable unless explicitly
2074 * configure: Regenerate.
2076 2008-02-01 Richard Guenther <rguenther@suse.de>
2079 * invoke.texi (-finline-limit): Remove no longer true parts
2080 of the documentation. Note that there is no default value.
2082 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2083 Mark Mitchell <mark@codesourcery.com>
2084 Ben Elliston <bje@au.ibm.com>
2087 * doc/extend.texi (Other Builtins): Document.
2089 2008-01-31 Tom Browder <tom.browder@gmail.com>
2091 * doc/c-tree.texi (Types): Fix grammar.
2092 (Expression trees): Ditto.
2093 * doc/passes.texi (Tree-SSA passes): Ditto.
2095 * doc/configterms.texi (Configure Terms): Fix typo.
2096 * doc/cpp.texi (Common Predefined Macros): Ditto.
2097 * doc/md.texi (Machine Constraints): Ditto.
2099 * doc/makefile.texi (Makefile): Add comma.
2101 2008-01-31 Tom Browder <tom.browder@gmail.com>
2102 Gerald Pfeifer <gerald@pfeifer.com>
2104 * doc/sourcebuild.texi (Front End): Remove references to CVS
2105 and CVSROOT/modules.
2106 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2107 (Back End): Remove reference to CVS.
2109 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2112 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2114 (mips16_gp_pseudo_reg): ...here.
2115 * config/mips/mips.md (load_const_gp): Replace with...
2116 (load_const_gp_<mode>): ...this :P-based insn.
2118 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2120 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2121 options. Minor fixes.
2122 (-std): Move reference to standards closer to where language
2123 standards are first mentioned.
2125 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2127 PR rtl-optimization/34995
2128 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2129 parameter and return a bool. If the rtx parameter is nonnull,
2130 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2131 (find_reloads): Update call accordingly. Pass the new operand
2132 if it needed no address reloads, otherwise pass null.
2134 2008-01-30 Richard Henderson <rth@redhat.com>
2137 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2138 for unbounded arrays.
2140 2008-01-30 Silvius Rus <rus@google.com>
2142 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2144 2008-01-30 Jan Hubicka <jh@suse.cz>
2147 * i386.c (init_cumulative_args): Use real function declaration when
2150 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2152 PR rtl-optimization/34998
2153 * global.c (build_insn_chain): Treat non-subreg_lowpart
2154 SUBREGs of pseudos as clobbering all the words covered by the
2155 SUBREG, not just all the bytes.
2156 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2157 original df_ref rather than an extract parameter.
2158 (global_conflicts): Update call accordingly.
2160 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2162 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2163 the overflow check to make it easier to read.
2164 (__fixtfdi): Change the type of the ll member in union
2165 long_double to UDItype_x.
2167 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2170 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2171 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2172 * tree-inline.c (fold_marked_statements): Call
2173 cgraph_update_edges_for_call_stmt if folding a call statement.
2174 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2175 debug_generic_stmt calls, reset it back afterwards.
2178 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2180 * c-typeck.c (build_external_ref): Don't pedwarn about
2181 static vars in current function's scope.
2183 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2185 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2187 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2190 * ipa-struct-reorg.c: Fix spelling.
2191 * params.def: Ditto.
2193 2008-01-29 Richard Guenther <rguenther@suse.de>
2196 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2198 * tree-inline.c (remap_type): Increment remapping_type_depth
2199 around remapping types.
2200 (copy_body_r): Only add referenced variables if they are referenced
2201 from code, not types.
2203 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2214 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2215 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2217 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2220 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2221 pointer for tiny stack.
2223 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2225 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2227 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2229 * config/vx-common.h: Fix typo in comment.
2231 2008-01-28 Ian Lance Taylor <iant@google.com>
2235 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2236 coalesce pointers if they have different DECL_NO_TBAA_P values.
2237 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2238 between variables with different DECL_NO_TBAA_P values.
2240 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2243 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2244 are not legitimate small data references on SPE targets.
2246 2008-01-28 David Daney <ddaney@avtrex.com>
2248 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2250 2008-01-28 David Daney <ddaney@avtrex.com>
2252 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2254 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2256 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2257 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2258 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2259 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2260 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2261 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2262 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2263 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2265 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2267 * basic-block.h (condjump_equiv_p): Fix comment.
2269 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2271 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2272 print_generic_stmt_indented): Fix comment.
2274 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2276 * configure.ac (__stack_chk_fail): Add detecion for availability
2277 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2278 * configure: Regenerate.
2280 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2283 * final.c (output_addr_const): Handle TRUNCATE.
2285 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2288 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2289 (zero_cost, infinite_cost): New constants.
2290 (struct cost_pair): Change type of cost to comp_cost.
2291 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2292 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2294 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2295 split_address_cost, ptr_difference_cost, difference_cost,
2296 get_computation_cost_at, get_computation_cost,
2297 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2298 determine_use_iv_cost_condition, determine_use_iv_costs,
2299 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2300 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2301 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2302 Change type of cost to comp_cost.
2303 (determine_iv_cost): Increase cost of non-original ivs, instead
2304 of decreasing the cost of original ones.
2305 (get_address_cost): Indicate the complexity of the addressing mode
2307 (try_add_cand_for): Prefer using ivs not specific to some object.
2308 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2310 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2311 Janis Johnson <janis187@us.ibm.com>
2314 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2315 (TARGET_INSTANTIATE_DECLS): Likewise.
2316 * target.h (expand_to_rtl_hook): New target hook.
2317 (instantiate_decls): Likewise.
2318 * function.c (instantiate_decl): Make non-static. Rename to...
2319 (instantiate_decl_rtl): ... this.
2320 (instantiate_expr): Use instantiate_decl_rtl.
2321 (instantiate_decls_1): Likewise.
2322 (instantiate_decls): Likewise.
2323 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2324 * function.h (instantiate_decl_rtl): Add prototype.
2325 * cfgexpand.c (target.h): New include.
2326 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2327 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2328 (TARGET_INSTANTIATE_DECLS): Likewise.
2329 (TARGET_INITIALIZER): New target hooks added.
2330 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2332 * config/rs6000/rs6000.c (tree-flow.h): New include.
2333 (machine_function): Add sdmode_stack_slot field.
2334 (rs6000_alloc_sdmode_stack_slot): New function.
2335 (rs6000_instantiate_decls): Likewise.
2336 (rs6000_secondary_memory_needed_rtx): Likewise.
2337 (rs6000_check_sdmode): Likewise.
2338 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2339 (TARGET_INSTANTIATE_DECLS): Likewise.
2340 (rs6000_hard_regno_mode_ok): Allow SDmode.
2341 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2342 (rs6000_emit_move): Handle SDmode.
2343 (function_arg_advance): Likewise.
2344 (function_arg): Likewise.
2345 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2346 SDmode var args for 32-bit compiles.
2347 (rs6000_secondary_reload_class): Handle SDmode.
2348 (rs6000_output_function_epilogue): Likewise.
2349 (rs6000_function_value): Simplify if statement.
2350 (rs6000_libcall_value): Likewise.
2351 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2352 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2353 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2354 (movsd_hardfloat): New define_insn.
2355 (movsd_softfloat): Likewise.
2356 (movsd_store): Likewise.
2357 (movsd_load): Likewise.
2358 (extendsddd2): Likewise.
2359 (extendsdtd2): Likewise.
2360 (truncddsd2): Likewise.
2361 (movdd_hardfloat64): Fixup comment.
2362 (UNSPEC_MOVSD_LOAD): New constant.
2363 (UNSPEC_MOVSD_STORE): Likewise.
2365 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2368 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2370 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2371 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2372 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2375 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2378 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2379 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2380 __LONGDOUBLE128 too.
2381 * config/rs6000/aix61.h: New file.
2383 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2385 PR rtl-optimization/34959
2386 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2387 popcount and parity rtxes the same mode as their operand.
2388 Truncate or extend the result to the return value's mode
2391 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2394 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2395 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2396 to GOT_VERSION_REGNUM.
2397 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2398 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2399 * config/mips/mips.c (mips_emit_call_insn): New function.
2400 (mips_call_tls_get_addr): Call mips_expand_call directly.
2401 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2403 (mips16_build_call_stub): Likewise. Return the call insn or null.
2404 (mips_expand_call): Update the call to mips16_build_call_stub
2405 accordingly and a remove redundant condition. Assert that MIPS16
2406 stubs do not use lazy binding. Use mips_emit_call_insn and return
2408 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2410 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2411 (mips_avoid_hazard): Remove hazard_set handling.
2412 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2413 (UNSPEC_RESTORE_GP): ...this.
2414 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2415 (FAKE_CALL_REGNO): Rename to...
2416 (GOT_VERSION_REGNUM): ...this.
2417 (type): Add "ghost" value. Add an associated insn reservation.
2418 (hazard_set): Remove.
2419 (exception_receiver): Rename to...
2420 (restore_gp): ...this and update the unspec identifier accordingly.
2421 (exception_receiver, nonlocal_got_receiver): New expanders.
2422 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2423 FAKE_CALL_REGNO. Remove hazard_set attribute.
2424 (set_got_version, update_got_version): New patterns.
2426 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2429 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2431 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2434 * doc/install.texi2html: Generate gcc-vers.texi.
2436 2008-01-25 DJ Delorie <dj@redhat.com>
2438 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2440 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2442 * config/c4x: Remove directory.
2443 * config.gcc (crx-*, mt-*): Mark obsolete.
2444 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2445 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2446 sh-*-rtemscoff*): Remove cases.
2447 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2448 * real.c (encode_c4x_single, decode_c4x_single,
2449 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2450 c4x_extended_format): Remove.
2451 * real.h (c4x_single_format, c4x_extended_format): Remove.
2452 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2454 (Pragmas): Remove comment about c4x pragmas.
2455 * doc/install.texi (c4x): Remove target-specific instructions.
2456 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2457 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2458 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2459 refer to C4x source files as examples.
2460 (C4X_FLOAT_FORMAT): Remove documentation.
2462 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2464 * config/bfin/bfin.c (override_options): Reorder tests so that
2465 flag_pic gets enabled for -msep-data.
2467 2008-01-25 Richard Guenther <rguenther@suse.de>
2470 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2471 to its bitfield precision if required.
2473 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2476 * tree-nested.c (walk_omp_for): New function.
2477 (convert_nonlocal_reference, convert_local_reference): Call
2478 walk_omp_for on OMP_FOR.
2479 (convert_call_expr): Call walk_body on OMP_FOR's
2480 OMP_FOR_PRE_INIT_BODY.
2482 2008-01-25 Richard Guenther <rguenther@suse.de>
2484 PR tree-optimization/34966
2485 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2486 default defs and PHI_NODEs we have to insert after the
2489 2008-01-24 Nick Clifton <nickc@redhat.com>
2491 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2492 Provide a default definition.
2493 (LIBGCC2_UNITS_PER_WORD): Likewise.
2495 * config/stormy16/stormy16.c: Include df.h for the prototype
2496 for df_regs_ever_live_p.
2497 (xstormy16_expand_builtin_va_start): Convert the stack offset
2498 into a component_ref and then use POINTER_PLUS_EXPR to add it
2499 to the incoming_virtual_args_rtx.
2500 (xstormy16_gimplify_va_arg_expr): Rename to
2501 xstormy16_gimplify_va_arg_expr.
2502 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2503 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2504 xstormy16_gimplify_va_arg_expr.
2505 Fix up some formatting issues.
2507 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2508 Move to predicates.md.
2509 (xs_hi_general_operand): Likewise.
2510 (xs_hi_nonmemory_operand): Likewise.
2511 * config/stormy16/predicates.md:
2512 (xstormy16_carry_plus_operand): New predicate.
2513 (xs_hi_general_operand): New predicate.
2514 (xs_hi_nonmemory_operand): New predicate.
2515 * config/stormy16/stormy16-protos.h:
2516 (xstormy16_carry_plus_operand): Delete prototype.
2517 (xs_hi_general_operand): Likewise.
2518 (xs_hi_nonmemory_operand): Likewise.
2520 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2521 modifiers as they are no longer needed and they can trigger
2522 reload spill failures.
2524 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2525 with a match_operand in order to help reload.
2527 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2528 constraint with 'e' for the 8th alternative as this version of
2529 the mov.w instruction only accepts the lower 8 registers.
2531 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2534 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2535 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2538 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2541 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2543 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2545 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2547 (remove_structure): Update allocations list before removing structure.
2549 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2551 * ipa-struct-reorg.c (is_safe_cond_expr,
2552 create_new_stmts_for_cond_expr): Use integer_zerop function,
2553 that recognize not only zero-pointer, but zero-integer too.
2555 2008-01-25 Ben Elliston <bje@au.ibm.com>
2558 * fixproto: Escape "." in sed expression that strips leading "./".
2560 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2563 * gcc.c (SWITCH_OK): Removed.
2564 (SWITCH_LIVE): Changed to bit.
2565 (SWITCH_FALSE): Likewise.
2566 (SWITCH_IGNORE): Likewise.
2567 (switchstr): Change live_cond to unsigned int.
2568 (process_command): Replace SWITCH_OK with 0.
2569 (do_self_spec): Likewise.
2570 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2571 (give_switch): Likewise.
2572 (used_arg): Likewise.
2573 (do_spec_1): Set the SWITCH_IGNORE bit.
2574 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2575 bits. Set the SWITCH_LIVE bit.
2577 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2579 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2581 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2583 PR tree-optimization/34472
2584 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2585 parameter to a "bool *" and set *DATA to false if there is
2586 an unsafe access. Do not delete the structure here.
2587 (check_cond_exprs): Delete it here instead.
2588 (check_cond_exprs, exclude_cold_structs): Do not increase
2589 I when removing a structure.
2591 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2595 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2597 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2600 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2601 a fixed vector for stack.
2603 2008-01-24 Ben Elliston <bje@au.ibm.com>
2606 * doc/gcc.texi (Software development): Add a direntry for g++.
2608 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2610 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2611 stale and straggling -fforce-addr comments above.
2613 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2615 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2616 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2618 2008-01-23 Michael Matz <matz@suse.de>
2621 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2624 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2626 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2629 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2631 * config/avr/avr.c (avr_current_arch): New variable.
2632 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2633 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2634 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2635 (avr_override_options): Init 'avr_current_arch'.
2636 (base_arch_s): Move from here...
2637 * config/avr/avr.h (base_arch_s): ... here. Add new members
2638 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2639 'mega' to 'have_jmp_call'.
2640 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2641 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2643 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2645 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2646 MULTILIB_MATCHES): (Ditto.).
2648 2008-01-23 Richard Guenther <rguenther@suse.de>
2651 * cgraphunit.c (cgraph_reset_node): Always mark the node
2652 not reachable if it is not queued already.
2654 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2656 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2657 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2658 (cputype_selected): New static variable.
2659 (bfin_handle_option): Set it if -mcpu is used.
2660 (override_option): Select default set of workarounds if no cpu type
2661 selected on the command line.
2662 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2664 From Michael Frysinger <michael.frysinger@analog.com>
2665 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2666 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2668 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2669 for bf547, bf523, bf524, and bf526.
2670 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2672 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2673 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2674 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2675 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2676 * doc/invoke.texi (Blackfin Options): Document that
2677 -mcpu now accept bf547, bf523, bf524, and bf526.
2679 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2681 PR rtl-optimization/34628
2682 * combine.c (try_combine): Stop and undo after the first combination
2683 if an autoincrement side-effect on the first insn has effectively
2686 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2689 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2690 Offset addresses are not valid for Altivec or paired float modes.
2692 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2695 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2696 if DECL_INITIAL (decl) is error_mark_node.
2699 * c-common.c (handle_vector_size_attribute): Only allow
2700 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2701 the same way as pointer, array etc. types.
2702 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2705 * tree.c (build_type_attribute_qual_variant): Call
2706 build_qualified_type if attributes are equal, but quals are not.
2708 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2711 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2712 * flags.h (warn_strict_aliasing): Remove.
2713 (warn_strict_overflow): Remove.
2714 * opts.c (warn_strict_aliasing): Remove.
2715 (warn_strict_overflow): Remove.
2716 * c-opts.c (c_common_handle_option): -Wall only sets
2717 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2718 (c_common_post_options): Give default values to -Wstrict-aliasing
2719 and -Wstrict-overflow if they are uninitialized.
2720 * common.opt (Wstrict-aliasing): Specify Var and Init.
2721 (Wstrict-overflow): Likewise.
2723 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2725 PR rtl-optimization/26854
2726 PR rtl-optimization/34400
2727 PR rtl-optimization/34884
2728 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2730 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2731 (df_rd_bb_info.expanded_lr_out): Deleted
2732 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2733 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2734 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2735 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2736 Removed code to allocate, initialize or free expanded_lr_out.
2737 (df_rd_bb_local_compute_process_def): Restructured to make more
2739 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2740 sets if the sets are being trimmed.
2742 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2745 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2746 (as_vers): Likewise.
2747 * configure: Regenerated.
2749 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2752 * tree-pass.h (pass_build_alias): New pass.
2753 * tree-ssa-alias.c (gate_build_alias): New.
2754 (pass_build_alias): New.
2755 * passes.c (init_optimization_passes): Add pass_build_alias after
2756 pass_create_structure_vars.
2758 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2760 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2761 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2762 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2763 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2764 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2765 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2766 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2767 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2768 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2769 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2770 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2771 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2772 * config/s390/s390.md (FP_ALL): New mode iterator.
2773 (_d): New mode attribute.
2774 ("*signbit<mode>2>"): Changed mode of first operand.
2775 ("isinf<mode>2"): Changed mode of first operand.
2776 ("*TDC_insn"): Adaptation for DFP modes.
2778 2008-01-22 Ben Elliston <bje@au.ibm.com>
2780 * tree.c (check_qualified_type): Improve function description.
2782 2008-01-21 Jason Merrill <jason@redhat.com>
2785 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2786 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2789 2008-01-21 DJ Delorie <dj@redhat.com>
2791 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2794 2008-01-21 Richard Guenther <rguenther@suse.de>
2797 * tree-cfg.c (verify_expr): Allow all invariant expressions
2798 instead of just constant class ones as reference argument.
2799 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2800 like any other constant.
2801 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2803 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2805 * regmove.c (fixup_match_1): Update call crossed frequencies.
2807 2008-01-21 Richard Guenther <rguenther@suse.de>
2810 * tree-inline.c (setup_one_parameter): Deal with mismatched
2811 types using a VIEW_CONVERT_EXPR.
2813 2008-01-21 Alon Dayan <alond@il.ibm.com>
2814 Olga Golovanevsky <olga@il.ibm.com>
2816 PR tree-optimization/34701
2817 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2818 when the structure size is not a power of 2.
2820 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2822 * doc/install.texi: Add doc for --enable-checking=df.
2824 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2826 PR rtl-optimization/34808
2827 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2829 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2831 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2834 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2836 PR rtl-optimization/26854
2837 PR rtl-optimization/34400
2838 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2840 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2841 (df_rd_bb_info.expanded_lr_out): New.
2842 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2843 * loop_iv.c (iv_analysis_loop_init): Ditto.
2844 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2845 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2846 Added code to allocate, initialize or free expanded_lr_out.
2847 (df_rd_bb_local_compute_process_def): Restructured to make
2848 more understandable.
2849 (df_rd_confluence_n): Add code to do nothing with fake edges and
2850 code to no apply invalidate_by_call sets if the sets are being trimmed.
2851 (df_lr_local_finalize): Renamed to df_lr_finalize.
2852 (df_live_local_finalize): Renamed to df_live_finalize.
2854 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2857 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2858 deciding whether to use reciprocal instructions.
2860 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2862 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2863 dwarf2out_note_section_used if cold_text_section is NULL.
2865 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2867 PR gcov-profile/34610
2868 * tree-cfg.c (make_edges): Mark both outgoing edges from
2869 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2870 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2871 from OMP_FOR and OMP_CONTINUE outgoing edges.
2873 * tree-profile.c (tree_profiling): Return early if
2874 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2876 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2877 from cfun to child_cfun.
2878 * function.h (struct function): Add after_tree_profile bit.
2880 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2882 * config/avr/avr.S (_exit): Disable interrupt.
2884 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2885 Steven Bosscher <stevenb.gcc@gmail.com>
2887 PR rtl-optimization/26854
2888 PR rtl-optimization/34400
2889 * df-problems.c (df_live_scratch): New scratch bitmap.
2890 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2891 (df_live_reset): Clear the proper bitmaps.
2892 (df_live_bb_local_compute): Only process the artificial defs once
2893 since the order is not important.
2894 (df_live_init): Init the df_live sets only with the variables
2895 found live by df_lr.
2896 (df_live_transfer_function): Use the df_lr sets to prune the
2897 df_live sets as they are being computed.
2898 (df_live_free): Free df_live_scratch.
2900 2008-01-18 Ian Lance Taylor <iant@google.com>
2902 * common.opt: Add fmerge-debug-strings.
2903 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2904 flag_merge_debug_strings rather than flag_merge_constants.
2905 * doc/invoke.texi (Option Summary): Mention
2906 -fmerge-debug-strings.
2907 (Debugging Options): Document -fmerge-debug-strings.
2909 2008-01-18 Ian Lance Taylor <iant@google.com>
2912 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2913 (struct tree_function_decl): Add new field operator_new_flag.
2914 * tree-inline.c (expand_call_inline): When inlining a call to
2915 operator new, force the return value to go into a variable, and
2916 set DECL_NO_TBAA_P on that variable.
2917 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2919 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2922 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2923 DWARF2_DEBUGGING_INFO.
2924 (dwarf2out_note_section_used): Ditto. Add prototype.
2925 (have_multiple_function_sections, text_section_used,
2926 cold_text_section_used, *cold_text_sections): Move declarations
2929 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2931 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2932 field and add signal_ra.
2933 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2934 assignments to frame state pc. Move end of stack check after
2935 MD_FALLBACK_FRAME_STATE_FOR.
2936 (uw_update_context_1): Use frame state signal_regs if set, instead
2937 of checking signal_frame flag.
2938 (uw_update_context): Use frame state signal_ra if set.
2939 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2940 * config/xtensa/linux-unwind.h: New file.
2942 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2944 * modulo-sched.c (get_sched_window): Fix comment typo.
2946 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2948 PR tree-optimization/34648
2949 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2951 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2953 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2954 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2956 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2958 PR rtl-optimization/34400
2959 * df-core.c (df_worklist_dataflow_overeager,
2960 df_worklist_dataflow_doublequeue): New functions.
2961 (df_worklist_dataflow): Two different worklist solvers.
2962 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2965 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2968 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2969 and ftree-parallelize-loops.
2971 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2973 PR rtl-optimization/34826
2974 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2976 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2978 * global.c (find_reg): Mark the eh regs as used if necessary.
2979 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2980 * ra.h (struct allocno): no_eh_reg field added. Changed
2981 no_stack_reg type to bitfield.
2983 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2985 * tree.c (substitute_in_expr): Add missing 'break'.
2987 2008-01-17 Richard Guenther <rguenther@suse.de>
2989 PR tree-optimization/34825
2990 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2991 x / x as division to handle.
2993 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2995 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2996 "-pthread" is specified.
2997 * pa-hpux11.h (LIB_SPEC): Likewise.
2999 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3000 Peter Bergner <bergner@vnet.ibm.com>
3002 PR rtl-optimization/33796
3003 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3005 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3007 PR libgfortran/34699
3008 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3010 * pa-hpux10.h (LINK_SPEC): Likewise.
3011 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3013 2008-01-16 Richard Guenther <rguenther@suse.de>
3016 * fold-const.c (fold_convert_const_int_from_int): Do not
3017 set overflow if that occured only because of a sign extension
3018 change when converting from/to a sizetype with the same
3019 precision and signedness.
3021 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3024 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3025 location address to the correct place. Update copyright year.
3027 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3029 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3030 no dependences in the dependence_relations vector.
3032 2008-01-16 Jan Hubicka <jh@suse.cz>
3034 PR rtl-optimization/31396
3035 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3036 * cfg.c (dump_reg_info): Print it.
3037 * regs.h (struct reg_info_t): add freq_calls_crossed.
3038 (REG_FREQ_CALLS_CROSSED): New macro.
3039 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3040 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3041 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3042 regmove_optimize): Update call crossed frequencies.
3043 * local-alloc.c (struct qty): Add freq_calls_crossed.
3044 (alloc_qty): Copute freq_calls_crossed.
3045 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3046 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3047 * ra.h (struct allocno): Add freq_calls_crossed.
3049 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3051 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3052 libgomp when compiling with ftree-parallelize-loops.
3053 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3055 2008-01-16 Richard Guenther <rguenther@suse.de>
3057 PR tree-optimization/34769
3058 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3059 * tree.c (int_cst_value): Instead make this function more
3060 permissive in what it accepts as valid input. Document this
3061 function always sign-extends the value.
3063 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3064 Richard Guenther <rguenther@suse.de>
3067 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3068 (gimple_fold_indirect_ref_rhs): ... this.
3069 (gimple_fold_indirect_ref): New function with foldings
3070 that preserve lvalueness.
3071 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3072 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3073 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3074 to fold an INDIRECT_REF, fall back to the old use of
3075 fold_indirect_ref_1.
3077 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3079 * tree-data-ref.c (subscript_dependence_tester_1): Call
3080 free_conflict_function.
3081 (compute_self_dependence): Same.
3083 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3086 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3087 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3089 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3090 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3091 for DWARF2_UNWIND_INFO targets.
3093 2008-01-16 Richard Guenther <rguenther@suse.de>
3096 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3097 type qualifiers for function types.
3099 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3101 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3102 loop_iterator li from previous commit.
3104 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3106 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3108 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3110 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3111 (parallelize_loops): Don't parallelize irreducible components.
3113 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3116 * c-opts (c_common_post_options): Do not enable CPP
3117 flag_pedantic_errors by default.
3119 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3121 PR rtl-optimization/31944
3122 * cse.c (remove_pseudo_from_table): New function.
3123 (merge_equiv_classes): Use above function to remove pseudo-registers.
3124 (invalidate): Likewise.
3126 2008-01-13 Richard Guenther <rguenther@suse.de>
3129 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3130 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3132 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3134 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3135 validate_change to unshare the source of the PC set.
3137 2008-01-12 Jan Hubicka <jh@suse.cz>
3140 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3141 references above array bounds. This might trigger bounds checks for
3144 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3146 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3147 new_replaceable_dependencies.
3149 2008-01-12 Doug Kwan <dougkwan@google.com>
3151 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3152 instead of OPT_Wreturn_type in warning due to ignored return type
3154 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3155 options included in -Wextra.
3156 * c.opt: New option -Wignored_qualifiers.
3157 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3158 -Wignore_qualifiers.
3159 (-Wignored-qualifiers): Document.
3160 (-Wreturn-type): Remove description of functionality now handled
3161 by -Wignored-qualifiers.
3163 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3166 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3167 NOP_EXPR if it is between integral types with the same precision.
3169 2008-01-12 Jan Hubicka <jh@suse.cz>
3172 * invoke.texi (max-inline-recursive-depth): Fix default value.
3174 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3176 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3179 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3181 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3183 2008-01-11 James E. Wilson <wilson@specifix.com>
3186 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3188 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3190 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3191 save/restore frame pointer register and don't use 'call-prologues'
3192 optimization in function with "OS_task" attribute.
3194 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3197 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3198 when copying to memory.
3200 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3202 PR rtl-optimization/30905
3203 * cfgcleanup.c: Include dce.h
3204 (crossjumps_occured): New global variable.
3205 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3206 If something changed, set crossjumps_occured to true.
3207 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3208 Don't add/remove fake edges to exit here...
3209 (cleanup_cfg): ...but do it here, when crossjumping.
3210 Run a fast DCE when successful crossjumps occured in the latest
3211 iteration of try_optimize_cfg.
3213 2008-01-11 Richard Guenther <rguenther@suse.de>
3215 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3216 (struct vn_unary_op_s): Likewise.
3217 (vn_reference_insert): Free old reference on hash collision.
3219 2008-01-10 Raksit Ashok <raksit@google.com>
3221 PR rtl-optimization/27971
3222 * combine.c (find_split_point): Split PLUS expressions which are
3223 inside a MEM rtx, and whose first operand is complex.
3225 2008-01-10 DJ Delorie <dj@redhat.com>
3227 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3228 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3229 (m32c_hard_regno_ok): Call the underlying function.
3231 2008-01-10 Richard Guenther <rguenther@suse.de>
3234 * tree-cfg.c (tree_merge_blocks): Do not go through the
3235 full-blown folding and stmt updating path if we just deal
3236 with virtual operands.
3237 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3238 test for abnormal SSA_NAMEs.
3240 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3243 * reload.c (push_reload): Add assertions. All constants from
3244 reg_equiv_constant should have been used for replacing the respective
3246 (find_reloads_address): Invoke find_reloads_address_part for
3247 constant taken from the reg_equiv_constant array.
3249 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3251 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3252 field (valnum) the first in the struct. Replace bools with
3255 2008-01-10 Richard Guenther <rguenther@suse.de>
3257 PR tree-optimization/34651
3258 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3259 types and ordering for masking and converting.
3261 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3263 PR tree-optimization/34017
3264 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3265 also for PHI_NODE expressions.
3267 2008-01-09 Jan Hubicka <jh@suse.cz>
3269 PR tree-optimization/34708
3270 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3271 based on number of case labels.
3272 (init_inline_once): Remove switch_cost.
3273 * tree-inline.h (eni_weights_d): Remove switch_cost.
3275 2008-01-09 Richard Guenther <rguenther@suse.de>
3276 Andrew Pinski <andrew_pinski@playstation.sony.com>
3279 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3280 temporary if an rvalue is ok or an lvalue is not required.
3282 2008-01-09 Richard Guenther <rguenther@suse.de>
3285 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3288 2008-01-09 Richard Guenther <rguenther@suse.de>
3291 * tree.c (host_integerp): Check for sizetype only if the
3292 type is an integer type.
3294 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3297 * opts.c (decode_options): Disable inlining of functions called
3298 once if not in unit-at-a-time mode.
3300 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3302 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3304 2008-01-08 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3308 out early if the result will be unused.
3310 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3315 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3316 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3319 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3321 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3322 for vectorization tuned.
3324 2008-01-08 Richard Guenther <rguenther@suse.de>
3326 PR tree-optimization/34683
3327 * tree-ssa-operands.c (operand_build_cmp): Export.
3328 * tree-ssa-operands.h (operand_build_cmp): Declare.
3329 * tree-vn.c (vuses_compare): Remove.
3330 (sort_vuses): Use operand_build_cmp.
3331 (sort_vuses_heap): Likewise.
3332 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3333 to re-use old VEC if available. Do not sort already sorted VUSEs.
3334 (vdefs_to_vec): Do not sort already sorted VDEFs.
3336 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3339 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3341 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3344 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3345 limitations of reciprocal sequences on x86 targets.
3347 2008-01-08 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/34683
3350 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3352 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3355 * config/darwin.c (darwin_mergeable_string_section): Don't use
3356 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3358 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3362 negxf2. Macroize expander using X87MODEF mode iterator. Change
3363 predicates of op0 and op1 to register_operand.
3364 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3365 expander using X87MODEF mode iterator. Change predicates of
3366 op0 and op1 to register_operand.
3367 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3368 corresponding patterns and macroize using MODEF macro. Change
3369 predicates of op0 and op1 to register_operand and remove
3370 "m" constraint. Disparage "r" alternative with "!".
3371 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3372 macroize using X87MODEF macro. Change predicates of op0 and op1
3373 to register_operand and remove "m" constraint. Disparage "r"
3374 alternative with "!".
3375 (absneg splitter with memory operands): Remove.
3376 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3377 patterns and macroize using X87MODEF mode iterator.
3378 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3379 Change predicate of op1 to register_operand.
3380 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3381 for memory operands.
3383 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3385 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3387 2008-01-07 Richard Guenther <rguenther@suse.de>
3389 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3392 2008-01-07 Richard Guenther <rguenther@suse.de>
3394 PR tree-optimization/34683
3395 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3396 VOPs of the needed size to save memory. Use VEC_quick_push
3397 to save compile-time.
3398 (vdefs_to_vec): Likewise.
3400 2008-01-07 Sa Liu <saliu@de.ibm.com>
3402 * config/spu/spu.md (divdf3): Genetate inline code for double
3403 division. The implementation doesn't handle INF or NAN, therefore it
3404 only applies when -ffinite-math-only is given.
3406 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3409 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3410 * doc/cpp.texi ([Common Predefined Macros]): Document.
3412 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3414 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3415 order to use commutative addition instead of subtraction.
3417 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3418 Mircea Namolaru <namolaru@il.ibm.com>
3419 Vladimir Yanovsky <yanov@il.ibm.com>
3420 Revital Eres <eres@il.ibm.com>
3422 PR tree-optimization/34263
3423 * tree-outof-ssa.c (process_single_block_loop_latch,
3424 contains_tree_r): New functions.
3425 (analyze_edges_for_bb): Call process_single_block_loop_latch
3426 function to empty single-basic-block latch block if possible.
3428 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3430 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3432 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3434 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3436 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3438 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3440 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3442 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3444 PR tree-optimization/34618
3445 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3448 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3451 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3452 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3453 Update copyright year.
3455 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3456 Update copyright year.
3457 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3460 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3462 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3463 edge does not point to current bb before changing need_assert.
3465 2008-01-04 Richard Guenther <rguenther@suse.de>
3468 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3469 for verifying purposes if they are is_gimple_min_invariant.
3471 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3473 PR tree-optimization/34448
3474 PR tree-optimization/34465
3475 * gimplify.c (gimplify_init_constructor): Add new parameter
3476 notify_temp_creation. Use it.
3477 (gimplify_modify_expr_rhs): Take volatiles into account when
3478 optimizing constructors.
3479 Do not optimize constructors if gimplify_init_constructor will dump to
3481 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3482 * gcc.c-torture/compile/pr34448.c: New.
3484 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3486 PR gcov-profile/34609
3487 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3488 return_slot if result is TREE_ADDRESSABLE.
3490 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3492 * config/mips/mips.md (sqrt_condition): Tweak comment.
3493 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3495 2008-01-03 Tom Tromey <tromey@redhat.com>
3498 * c-common.c (c_type_hash): Handle VLAs.
3500 2008-01-03 Jan Hubicka <jh@suse.cz>
3502 PR tree-optimization/31081
3503 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3504 0 when inlining and not inlining to first basic block.
3505 (remap_decl): When var is initialized to 0, don't set default_def.
3506 (expand_call_inline): Set entry_bb.
3507 * tree-inline.h (copy_body_data): Add entry_bb.
3509 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3512 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3515 PR tree-optimization/29484
3516 * tree-inline.c (inline_forbidden_p_2): New function.
3517 (inline_forbidden_p): Disallow inlining if some static var
3518 has an address of a local LABEL_DECL in its initializer.
3519 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3522 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3524 PR tree-optimization/34635
3525 * tree-data-ref.c (add_other_self_distances): Make sure that the
3526 evolution step is constant.
3528 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3531 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3533 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3535 * tree-sra.c (scalarize_init): Insert the generate_element_init
3536 statements after the generate_element_zero statements.
3538 2008-01-02 Richard Guenther <rguenther@suse.de>
3542 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3543 for very large number of operands instead of ICEing.
3545 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3548 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3549 while stack probing.
3551 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3553 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3556 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3559 * tree-mudflap.c (mx_register_decls): Guard warning by
3560 !DECL_ARTIFICIAL check.
3562 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3564 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3565 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3566 sse5_perm<mode>): Fix constraints.
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