1 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
6 2008-03-06 Tom Tromey <tromey@redhat.com>
9 * doc/standards.texi (Standards): Don't mention treelang.
10 * doc/invoke.texi (Overall Options): Don't mention treelang.
11 * doc/install.texi (Prerequisites): Don't mention bison or
13 (Configuration): Don't mention treelang.
15 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
17 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
20 word-extractions out of a multi-word object.
22 2008-03-06 Richard Guenther <rguenther@suse.de>
24 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
26 result type and precision.
27 * expr.c (get_inner_reference): Set unsignedp based on the result
28 type of BIT_FIELD_REF.
29 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
30 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
31 (try_instantiate_multiple_fields): Likewise. Use the correct type
33 (sra_build_assignment): Likewise.
34 (sra_build_elt_assignment): Likewise.
35 (sra_explode_bitfield_assignment): Likewise.
36 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
37 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
38 set BIT_FIELD_REF_UNSIGNED.
39 (vectorizable_load): Likewise.
41 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
43 * cse.c (cse_extended_basic_block): Invalidate artificial defs
46 2008-03-06 Richard Guenther <rguenther@suse.de>
48 * alias.c (struct alias_set_entry): Move has_zero_child field
49 to pack with alias_set.
51 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
56 2008-03-05 Ian Lance Taylor <iant@google.com>
58 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
60 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
62 * fwprop.c (update_df): Support width and offset parameters of
64 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
65 global_conflicts): Change DF_REF_EXTRACT to either
66 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
67 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
68 * df-scan.c (df_ref_record, df_defs_record,
69 df_ref_create_structure, df_def_record_1, df_uses_record,
70 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
71 df_bb_refs_collect, df_entry_block_defs_collect,
72 df_exit_block_uses_collect): Support new width and offset fields.
73 (ref_extract_pool): New storage pool.
74 (df_free_ref): New function.
75 (df_reg_chain_unlink, df_free_collection_rec,
76 df_sort_and_compress_refs): Call df_free_ref.
77 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
79 (df_ref_create_structure): Allocate df_ref_extract if offset and
80 width fields are used.
81 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
82 (df_uses_record): Get offset and width from ZERO_EXTRACT
84 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
85 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
86 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
87 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
88 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
89 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
90 (df_ref_extract): New structure.
91 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
92 (df_ref_create): Add width and offset parameters.
94 2008-03-05 Richard Guenther <rguenther@suse.de>
96 * tree-ssa-structalias.c (get_constraint_for_component_ref):
98 (offset_overlaps_with_access): Rename
99 to ranges_overlap_p and move ...
100 * tree-flow-inline.h (ranges_overlap_p): ... here.
102 * tree.h (get_inner_reference, handled_component_p): Update
105 * tree.h (record_component_aliases, get_alias_set,
106 alias_sets_conflict_p, alias_sets_must_conflict_p,
107 objects_must_conflict_p): Move declarations ...
108 * alias.h (record_component_aliases, get_alias_set,
109 alias_sets_conflict_p, alias_sets_must_conflict_p,
110 objects_must_conflict_p): ... here.
112 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
114 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
116 * cfg.c: Include tree-flow.h.
117 (remove_edge_raw): Call redirect_edge_var_map_clear.
118 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
119 * tree-flow-inline.h (redirect_edge_var_map_def): New.
120 (redirect_edge_var_map_result): New.
121 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
122 PENDING_STMT use with redirect_edge_var_map_*.
123 * tree-ssa.c (edge_var_maps): New definition.
124 (redirect_edge_var_map_add): New.
125 (redirect_edge_var_map_clear): New.
126 (redirect_edge_var_map_dup): New.
127 (redirect_edge_var_map_vector): New.
128 (redirect_edge_var_map_destroy): New.
129 (ssa_redirect_edge): Replace PENDING_STMT use with
130 redirect_edge_var_map_*.
131 (flush_pending_stmts): Same.
132 (delete_tree_ssa): Destroy edge var map.
133 * tree-flow.h (struct _edge_var_map): New.
134 Define edge_var_map vector type.
135 Declare redirect_edge_var_map_* prototypes.
136 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
137 * tree-cfg.c (reinstall_phi_args): Replace
138 PENDING_STMT use with redirect_edge_var_map_*.
140 2008-03-05 Richard Guenther <rguenther@suse.de>
142 PR tree-optimization/35472
143 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
144 whose single use_stmt has a overlapping set of loaded and
145 stored symbols as that use_stmt might be a noop assignment then.
147 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
149 * gthr-rtems.h: Implement __gthread_mutex_destroy.
151 2008-03-05 Richard Guenther <rguenther@suse.de>
154 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
156 * tree-cfg.c (verify_expr): Verify it.
157 * fold-const.c (fold_truthop): Remove code generating
158 BIT_FIELD_REFs of structure bases.
159 (fold_binary): Likewise.
160 (fold_ternary): Position and size of BIT_FIELD_REFs are
161 always host integers.
162 (make_bit_field_ref): Remove.
163 (optimize_bit_field_compare): Remove.
164 (all_ones_mask_p): Remove.
166 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
169 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
170 (split_block_and_df_analyze): New. Split basic block and rebuild
172 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
174 (split_pattern_seq): Likewise.
175 (erase_matching_seqs): Likewise.
176 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
178 2008-03-04 Geoff Keating <geoffk@apple.com>
180 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
181 declaration and code.
182 (tree_invalid_nonnegative_warnv_p): Likewise.
184 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
186 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
187 examples. Truncate option-names then causing overfull hbox.
189 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
192 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
194 * configure: Rebuilt.
196 2008-03-04 Rafael Espindola <espindola@google.com>
198 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
199 (tree_unary_nonnegative_warnv_p): New.
200 (tree_binary_nonnegative_warnv_p): New.
201 (tree_single_nonnegative_warnv_p): New.
202 (tree_invalid_nonnegative_warnv_p): New.
203 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
205 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
208 * opts.c (handle_option): Postpone 'unknown option' errors only for
211 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
214 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
217 2008-03-04 Rafael Espindola <espindola@google.com>
219 * fold-const.c (tree_unary_nonzero_warnv_p): New.
220 (tree_binary_nonzero_warnv_p): New.
221 (tree_single_nonzero_warnv_p): New.
222 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
224 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
227 * fold-const.c (fold_cond_expr_with_comparison): Prevent
228 transformations for modes that have signed zeros.
229 * ifcvt.c (noce_try_abs): Ditto.
232 2008-03-04 Joseph Myers <joseph@codesourcery.com>
234 * config/i386/i386.c (override_options): Force
235 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
237 2008-03-04 Jan Hubicka <jh@suse.cz>
240 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
243 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
245 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
246 label to probe the stack.
248 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
250 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
251 (__gthr_win32_mutex_destroy): Declare.
252 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
253 __gthr_win32_mutex_destroy.
254 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
256 2008-03-03 Jan Hubicka <jh@suse.cz>
259 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
260 aggressive on inlining cold calls.
262 2008-03-03 Richard Guenther <rguenther@suse.de>
264 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
265 struct copies into the expression table.
266 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
267 (try_to_simplify): Likewise.
268 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
269 integral and pointer arguments which do not change the
270 precision to NOP_EXPRs.
271 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
272 VIEW_CONVERT_EXPR case.
274 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
276 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
277 defined in a loop at depth 0 is invariant.
278 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
279 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
280 be called at loop depth 0.
282 2008-03-02 Jakub Jelinek <jakub@redhat.com>
285 * gcc.c (process_command): Update copyright notice dates.
286 * gcov.c (print_version): Likewise.
287 * gcov-dump.c (print_version): Likewise.
288 * mips-tfile.c (main): Likewise.
289 * mips-tdump.c (main): Likewise.
291 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
294 * c-common.c (flag_permissive): Delete.
295 (constant_expression_warnings): Check flags first.
296 (constant_expression_error): New.
297 * c-common.h (flag_permissive): Delete.
298 (constant_expression_error): Declare.
299 * flags.h (flag_permissive): Declare. Update description.
300 * diagnostic.c (pedwarn): Update.
302 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
303 (permissive_error_kind): New.
304 * toplev.c (flag_permissive): Define. Update description.
305 * toplev.h (permissive_error_kind): Declare.
306 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
307 (pedwarn_c90): Use pedantic_warning_kind.
308 * c-opts.c (c_common_post_options): flag_permissive does not affect
309 flag_pedantic_errors.
311 2008-03-02 Joseph Myers <joseph@codesourcery.com>
313 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
314 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
315 __absvsi2, __absvDI2): Use unsigned arithmetic.
317 2008-03-02 Andi Kleen <ak@suse.de>
318 Richard Guenther <rguenther@suse.de>
320 * struct-equiv.c: Remove file.
321 * cfg_cleanup.c (condjump_equiv_p): Remove.
322 * Makefile.in (OBJS-common): Remove struct-equiv.o.
323 (struct-equiv.o): Remove rule.
324 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
325 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
326 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
328 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
330 * ifcvt.c (noce_process_if_block): Try to handle only the then
331 block if the else block exists but isn't suitable.
333 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
336 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
337 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
338 regression from previous patch.
340 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
343 * gthr.h: Add __gthread_mutex_destroy as a function that must be
345 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
346 * gthr-single.h (__gthread_mutex_destroy): Likewise.
347 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
348 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
349 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
350 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
351 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
352 (__gthread_mutex_destroy_function): Rename to
353 __gthread_mutex_destroy.
354 * gthr-dce.h (__gthread_mutex_destroy): Call
355 pthread_mutex_destroy.
356 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
357 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
358 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
360 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
362 * df-scan.c (df_ref_chain_change_bb): Simplify.
363 (df_insn_change_bb): Add new_bb argument. Simplify. Call
364 set_block_for_insn if there's any change.
365 * df.h ((df_insn_change_bb): Fix prototype.
366 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
367 df_insn_change_bb, don't call set_block_for_insn.
368 * emit-rtl.c (reorder_insns): Likewise.
369 * haifa-sched.c (move_insn): Likewise.
371 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
373 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
375 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
377 * tree-flow-inline.h (next_readonly_imm_use): Return
378 NULL_USE_OPERAND_P after the end.
380 2008-03-01 Richard Guenther <rguenther@suse.de>
382 PR tree-optimization/35411
383 * tree-sra.c (sra_build_assignment): Split conversion to
384 final type to a separate statement if we are not assigning
387 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
389 * fold-const.c (fold_convertible_p): Correct the logic to follow
390 that in fold_convert().
392 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
395 * tree-inline.c (build_duplicate_type): When we make a
396 duplicate type, make it unique in the canonical types system.
398 2008-02-29 Tom Tromey <tromey@redhat.com>
400 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
401 input_file_stack_history, input_file_stack_restored): Remove.
402 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
403 * input.h (struct file_stack): Remove.
404 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
405 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
407 * diagnostic.h (struct diagnostic_context) <last_module>: Change
409 (diagnostic_last_module_changed): Add 'map' argument.
410 (diagnostic_set_last_function): Likewise.
411 * diagnostic.c (undiagnostic_report_current_module): Iterate using
412 line map, not input_file_stack.
413 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
415 2008-02-29 Paul Brook <paul@codesourcery.com>
417 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
419 2008-02-29 Paul Brook <paul@codesourcery.com>
421 * config/arm/ieee754-df.S (muldf3): Use RET macros.
423 2008-02-29 Richard Guenther <rguenther@suse.de>
425 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
427 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
428 value for comparing for a store match.
429 (simplify_unary_expression): Do nothing for SSA_NAMEs.
430 (try_to_simplify): Do not do a full-blown reference lookup.
432 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
434 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
435 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
437 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
439 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
441 * tree-loop-linear.c (try_interchange_loops): Compare memory access
442 strides against cache sizes.
444 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
446 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
449 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
451 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
452 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
453 is smaller than the original promoted value.
454 (simplify_subreg): If OP is a SUBREG, try to preserve its
455 SUBREG_PROMOTED_VAR_P information.
457 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
459 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
460 (VN_INFO_GET): Allocate new objects on the obstack.
461 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
462 for rpo_numbers_temp, for consistency.
463 (free_scc_vn): Free the obstack.
465 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
467 * doc/invoke.texi: Document -ftree-loop-distribution.
468 * tree-loop-distribution.c: New.
469 * tree-pass.h (pass_loop_distribution): New.
470 * graphds.h (struct graph): Add htab_t indices.
471 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
472 * tree-vectorizer.c (rename_variables_in_loop): Extern.
473 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
474 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
475 * tree-data-ref.c (debug_data_dependence_relations): New.
476 (dump_data_dependence_relation): Also print data references.
477 (free_data_ref): Extern.
478 (same_access_functions): Moved...
479 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
480 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
481 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
482 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
483 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
484 (stmts_from_loop): Skip LABEL_EXPR.
485 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
487 (build_rdg): Initialize rdg->indices htab.
488 (free_rdg, stores_from_loop, ref_base_address,
489 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
490 have_similar_memory_accesses_1, ref_base_address_1,
491 remove_similar_memory_refs): New.
492 * tree-data-ref.h: Depend on tree-chrec.h.
493 (debug_data_dependence_relations, free_data_ref): Declared.
494 (same_access_functions): ... here.
495 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
497 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
498 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
499 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
500 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
501 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
502 rdg_vertex_for_stmt): Declared.
503 (struct rdg_edge): Add level.
505 (free_rdg, stores_from_loop, remove_similar_memory_refs,
506 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
508 (rdg_has_similar_memory_accesses): New.
509 * tree-vect-analyze.c: Remove unused static decls.
510 * lambda.h (dependence_level): New.
511 * common.opt (ftree-loop-distribution): New.
512 * tree-flow.h (mark_virtual_ops_in_bb,
513 slpeel_tree_duplicate_loop_to_edge_cfg,
514 rename_variables_in_loop): Declared.
515 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
516 (OBJS-common): Add tree-loop-distribution.o.
517 (tree-loop-distribution.o): New rule.
518 * tree-cfg.c (mark_virtual_ops_in_bb): New.
519 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
520 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
522 2008-02-28 Joseph Myers <joseph@codesourcery.com>
525 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
526 other than structures and unions.
528 2008-02-28 Richard Guenther <rguenther@suse.de>
531 2008-02-26 Richard Guenther <rguenther@suse.de>
533 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
534 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
535 (lookup_decl_from_uid): Declare.
536 (remove_decl_from_map): Likewise.
537 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
538 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
539 (decl_for_uid_map): New global hashtable mapping DECL_UID
541 (init_ttree): Allocate it.
542 (insert_decl_to_uid_decl_map): New helper function.
543 (make_node_stat): Insert new decls into the map.
544 (copy_node_stat): Likewise.
545 (lookup_decl_from_uid): New function.
546 (remove_decl_from_map): Likewise.
547 (print_decl_for_uid_map_statistics): New helper.
548 (dump_tree_statistics): Call it.
550 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
551 (referenced_var_iterator): Adjust.
552 (FOR_EACH_REFERENCED_VAR): Adjust.
553 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
554 (num_referenced_vars): Adjust.
555 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
556 (first_referenced_var): Remove.
557 (end_referenced_vars_p): Likewise.
558 (next_referenced_var): Likewise.
559 (referenced_var_iterator_set): New helper function.
560 * tree-dfa.c (referenced_var_lookup): Adjust.
561 (referenced_var_check_and_insert): Likewise.
562 (remove_referenced_var): Likewise.
563 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
564 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
565 (verify_call_clobbering): Likewise.
566 (verify_memory_partitions): Likewise.
567 (init_tree_ssa): Allocate bitmap instead of hashtable for
569 (delete_tree_ssa): Adjust.
570 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
571 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
572 (compute_tag_properties): Likewise.
573 (set_initial_properties): Likewise.
574 (find_partition_for): Likewise.
575 (update_reference_counts): Likewise.
576 (dump_may_aliases_for): Likewise.
577 * tree-ssa-operands.c (add_virtual_operand): Likewise.
578 (add_call_clobber_ops): Likewise.
579 (add_call_read_ops): Likewise.
580 (get_asm_expr_operands): Likewise.
581 * tree-into-ssa.c (dump_decl_set): Likewise.
582 (update_ssa): Likewise.
583 * tree-sra.c (scan_function): Likewise.
584 (decide_instantiations): Likewise.
585 (scalarize_parms): Likewise.
586 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
587 (dsa_named_for): Likewise.
588 * tree-ssa-structalias.c (update_alias_info): Likewise.
589 (merge_smts_into): Likewise.
591 2008-02-27 David Daney <ddaney@avtrex.com>
594 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
595 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
596 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
597 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
598 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
600 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
603 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
604 (BUILT_IN_NEXTTOWARD): Remove.
605 (BUILT_IN_NEXTTOWARDF): Ditto.
606 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
607 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
609 2008-02-27 Tom Tromey <tromey@redhat.com>
611 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
612 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
614 2008-02-27 Jan Beulich <jbeulich@novell.com>
616 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
617 update the respective field on newdecl.
619 2008-02-27 Revital Eres <eres@il.ibm.com>
621 PR rtl-optimization/34999
622 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
623 crossing edges that ends with a call insn.
624 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
625 call insn and clear the EDGE_CROSSING flag of the crossing edge
626 when fixing fallthru edges.
628 2008-02-27 Richard Guenther <rguenther@suse.de>
631 * fold-const.c (fold_unary): Return the correct argument,
632 converted to the result type.
634 2008-02-27 Richard Guenther <rguenther@suse.de>
637 * expr.c (expand_expr_real_1): Assert on rotates that operate
639 * fold-const.c (fold_binary): Use the types precision, not the
640 bitsize of the mode if folding rotate expressions. Build rotates
643 2008-02-27 Jakub Jelinek <jakub@redhat.com>
645 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
647 * c-pragma.c (pragma_ns_name): New typedef.
648 (registered_pp_pragmas): New variable.
649 (c_pp_lookup_pragma): New function.
650 (c_register_pragma_1): If flag_preprocess_only, do nothing
651 for non-expanded pragmas, for expanded ones push pragma's
652 namespace and name into registered_pp_pragmas vector.
653 (c_invoke_pragma_handler): Register OpenMP pragmas even when
654 flag_preprocess_only, don't register GCC pch_preprocess
655 pragma if flag_preprocess_only.
656 * c-opts.c (c_common_init): Call init_pragma even if
657 flag_preprocess_only.
658 * c-pragma.c (c_pp_lookup_pragma): New prototype.
659 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
660 cpp_register_pragma if flag_preprocess_only.
662 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
665 * c-parser.c (c_parser_translation_unit): Warn for empty
666 translation unit, not empty source file.
668 2008-02-26 Paul Brook <paul@codesourcery.com>
670 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
672 * config/arm/arm.h (reg_class): Add CORE_REGS.
673 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
674 (BASE_REG_CLASS): Use CORE_REGS.
675 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
676 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
677 (REGNO_OK_FOR_INDEX_P): Exclude SP.
678 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
679 ARM_REGNO_OK_FOR_INDEX_P.
680 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
681 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
682 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
683 (ldm/stm peepholes): Ditto.
684 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
685 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
686 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
687 * config/arm/constraints.md: Enable "k" constraint on ARM.
689 2008-02-27 Ben Elliston <bje@au.ibm.com>
691 * config/rs6000/rs6000.c: Annotate cache line size field in all
692 instances of struct processor_costs.
694 2008-02-26 David Edelsohn <edelsohn@gnu.org>
696 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
697 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
698 jump_bypass): New counters.
699 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
700 * dce.c (gate_ud_dce): Same.
701 (gate_fast_dce): Same.
702 * dse.c (gate_dse1): New function.
703 (gate_dse2): New function.
704 (gate_dse): Merge results of new gate functions.
705 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
706 (gate_handle_jump_bypass): Add dbg_cnt.
707 (gate_handle_gcse): Add dbg_cnt.
708 * ifcvt.c (gate_handle_if_conversion): Same.
709 (gate_handle_if_after_combine): Same.
710 (gate_handle_if_after_reload): Same.
711 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
713 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
715 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
717 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
719 2008-02-26 Jason Merrill <jason@redhat.com>
722 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
723 alone if it's the naming decl for the type's main variant.
725 2008-02-26 Tom Tromey <tromey@redhat.com>
727 * system.h (USE_MAPPED_LOCATION): Poison.
728 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
729 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
730 (make_goto_expr_edges): Likewise.
731 (remove_bb): Likewise.
732 (execute_warn_function_return): Likewise.
733 * basic-block.h (struct edge_def) <goto_locus>: Change type to
735 * c-common.c (fname_decl): Remove old location code.
736 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
738 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
740 (ASM_INPUT_SOURCE_LOCATION): Likewise.
741 (gen_rtx_ASM_INPUT): Likewise.
742 (gen_rtx_ASM_INPUT_loc): Likewise.
743 (get_rtx_asm_OPERANDS): Remove.
744 * cfglayout.c (insn_locators_alloc): Remove old location code.
745 (set_curr_insn_source_location): Likewise.
746 (curr_insn_locator): Likewise.
747 * print-tree.c (print_node): Remove old location code.
748 * tree-mudflap.c (mf_varname_tree): Remove old location code.
749 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
750 * cfgexpand.c (expand_gimple_cond_expr): Don't use
752 (construct_exit_block): Remove old location code.
753 * emit-rtl.c (force_next_line_note): Remove old location code.
754 * profile.c (branch_prob): Remove old location code.
755 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
756 LOC_LINE): Remove old-location variants.
757 * langhooks.c (lhd_print_error_function): Remove old location
759 * configure, config.in: Rebuilt.
760 * configure.ac (--enable-mapped-location): Remove.
761 * c-decl.c (c_init_decl_processing): Remove old location code.
762 (finish_function): Likewise.
763 * recog.c (decode_asm_operands): Remove old location code.
764 * c-pch.c (c_common_read_pch): Remove old location code.
765 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
767 * gimple-low.c (lower_function_body): Remove old location code.
768 * toplev.c (unknown_location): Remove.
769 (push_srcloc): Remove old-location variant.
770 (process_options): Remove old location code.
771 (lang_dependent_init): Likewise.
772 * input.h (UNKNOWN_LOCATION): Move definition.
773 (location_t): Undeprecate.
774 (source_locus): Remove.
775 (location_from_locus): Remove.
776 (struct location_s): Remove.
777 Remove all old-location code.
778 (input_line, input_filename): Remove.
779 * final.c (final_scan_insn): Remove old location code.
780 * diagnostic.c (diagnostic_build_prefix): Remove
781 USE_MAPPED_LOCATION test.
782 * tree.h (gimple_stmt) <locus>: Now a location_t.
783 (tree_exp) <locus>: Likewise.
784 (DECL_IS_BUILTIN): Remove old-location variant.
785 (annotate_with_file_line, annotate_with_locus): Likewise.
786 (expr_locus, set_expr_locus): Update.
787 * tree.c (build1_stat): Remove old location code.
788 (last_annotated_node): Remove.
789 (annotate_with_file_line): Remove old-location variant.
790 (annotate_with_locus): Likewise.
791 (expr_location): Remove old location code.
792 (set_expr_location): Likewise.
793 (expr_has_location): Likewise.
794 (expr_locus): Likewise.
795 (set_expr_locus): Likewise.
796 (expr_filename): Don't use location_from_locus.
797 (expr_lineno): Likewise.
798 * rtl-error.c (location_for_asm): Remove old location code.
799 * c-lex.c (cb_line_change): Remove old location code.
800 (fe_file_change): Likewise.
801 (cb_def_pragma): Likewise.
802 (c_lex_with_flags): Likewise.
803 * gengtype.c (do_typedef): Don't special-case location types.
804 (define_location_structures): Remove.
805 (main): Don't call define_location_structures.
806 * tree-pretty-print.c (dump_implicit_edges): Remove old location
809 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
812 * builtins.def (BUILT_IN_STDARG_START): Remove.
813 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
814 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
815 * tree-inline.c (inline_forbidden_p_1): Likewise.
817 2008-02-26 Richard Guenther <rguenther@suse.de>
819 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
820 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
821 (lookup_decl_from_uid): Declare.
822 (remove_decl_from_map): Likewise.
823 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
824 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
825 (decl_for_uid_map): New global hashtable mapping DECL_UID
827 (init_ttree): Allocate it.
828 (insert_decl_to_uid_decl_map): New helper function.
829 (make_node_stat): Insert new decls into the map.
830 (copy_node_stat): Likewise.
831 (lookup_decl_from_uid): New function.
832 (remove_decl_from_map): Likewise.
833 (print_decl_for_uid_map_statistics): New helper.
834 (dump_tree_statistics): Call it.
836 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
837 (referenced_var_iterator): Adjust.
838 (FOR_EACH_REFERENCED_VAR): Adjust.
839 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
840 (num_referenced_vars): Adjust.
841 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
842 (first_referenced_var): Remove.
843 (end_referenced_vars_p): Likewise.
844 (next_referenced_var): Likewise.
845 (referenced_var_iterator_set): New helper function.
846 * tree-dfa.c (referenced_var_lookup): Adjust.
847 (referenced_var_check_and_insert): Likewise.
848 (remove_referenced_var): Likewise.
849 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
850 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
851 (verify_call_clobbering): Likewise.
852 (verify_memory_partitions): Likewise.
853 (init_tree_ssa): Allocate bitmap instead of hashtable for
855 (delete_tree_ssa): Adjust.
856 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
857 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
858 (compute_tag_properties): Likewise.
859 (set_initial_properties): Likewise.
860 (find_partition_for): Likewise.
861 (update_reference_counts): Likewise.
862 (dump_may_aliases_for): Likewise.
863 * tree-ssa-operands.c (add_virtual_operand): Likewise.
864 (add_call_clobber_ops): Likewise.
865 (add_call_read_ops): Likewise.
866 (get_asm_expr_operands): Likewise.
867 * tree-into-ssa.c (dump_decl_set): Likewise.
868 (update_ssa): Likewise.
869 * tree-sra.c (scan_function): Likewise.
870 (decide_instantiations): Likewise.
871 (scalarize_parms): Likewise.
872 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
873 (dsa_named_for): Likewise.
874 * tree-ssa-structalias.c (update_alias_info): Likewise.
875 (merge_smts_into): Likewise.
877 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
880 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
881 * c-opts.c (c_common_handle_option): Wall enables
882 Wvolatile-register-var.
883 * common.opt: Move Wvolatile-register-var to...
886 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
888 * common.opt (Wlarger-than=): New.
889 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
891 * opts.c (common_handle_option): Handle -Wlarger-than=.
892 * optc-gen.awk: Likewise.
893 * opth-gen.awk: Likewise.
894 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
895 * tree-optimize.c (tree_rest_of_compilation): Likewise.
897 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
899 * c-common.c (match_case_to_enum_1): Add appropriate
900 OPT_W* parameter to warning.
901 (c_do_switch_warnings): Likewise.
902 * c-typeck.c (warning_init): Add one more parameter following
904 (push_init_level): Update call to warning_init.
905 (pop_init_level): Likewise.
906 (add_pending_init): Likewise.
907 (output_init_element: Likewise.
909 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
912 * toplev.c (toplev_main): If there are warnings or error, print
913 errors for ignored options.
914 * opts.c (ignored_options): New static variable.
915 (postpone_unknown_option_error): New.
916 (print_ignored_options): New.
917 (handle_option): Postpone errors for unknown -Wno-* options.
918 * opts.h (print_ignored_options): Declare.
920 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
922 * config/mips/mips.md (loadgp_blockage, blockage): Change type
925 2008-02-25 Richard Guenther <rguenther@suse.de>
928 2008-02-25 Richard Guenther <rguenther@suse.de>
930 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
931 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
932 (lookup_decl_from_uid): Declare.
933 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
934 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
935 (decl_for_uid_map): New global hashtable mapping DECL_UID
937 (init_ttree): Allocate it.
938 (insert_decl_to_uid_decl_map): New helper function.
939 (make_node_stat): Insert new decls into the map.
940 (copy_node_stat): Likewise.
941 (lookup_decl_from_uid): New function.
942 (print_decl_for_uid_map_statistics): New helper.
943 (dump_tree_statistics): Call it.
945 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
946 (referenced_var_iterator): Adjust.
947 (FOR_EACH_REFERENCED_VAR): Adjust.
948 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
949 (num_referenced_vars): Adjust.
950 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
951 (first_referenced_var): Remove.
952 (end_referenced_vars_p): Likewise.
953 (next_referenced_var): Likewise.
954 (referenced_var_iterator_set): New helper function.
955 * tree-dfa.c (referenced_var_lookup): Adjust.
956 (referenced_var_check_and_insert): Likewise.
957 (remove_referenced_var): Likewise.
958 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
959 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
960 (verify_call_clobbering): Likewise.
961 (verify_memory_partitions): Likewise.
962 (init_tree_ssa): Allocate bitmap instead of hashtable for
964 (delete_tree_ssa): Adjust.
965 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
966 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
967 (compute_tag_properties): Likewise.
968 (set_initial_properties): Likewise.
969 (find_partition_for): Likewise.
970 (update_reference_counts): Likewise.
971 (dump_may_aliases_for): Likewise.
972 * tree-ssa-operands.c (add_virtual_operand): Likewise.
973 (add_call_clobber_ops): Likewise.
974 (add_call_read_ops): Likewise.
975 (get_asm_expr_operands): Likewise.
976 * tree-into-ssa.c (dump_decl_set): Likewise.
977 (update_ssa): Likewise.
978 * tree-sra.c (scan_function): Likewise.
979 (decide_instantiations): Likewise.
980 (scalarize_parms): Likewise.
981 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
982 (dsa_named_for): Likewise.
983 * tree-ssa-structalias.c (update_alias_info): Likewise.
984 (merge_smts_into): Likewise.
986 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
989 * doc/invoke.texi (-fcx-limited-range): Document new option.
990 * toplev.c (process_options): Handle -fcx-fortran-rules.
991 * common.opt: Add documentation for -fcx-fortran-rules.
993 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
996 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
997 actual behaviour and C99.
999 2008-02-26 Ben Elliston <bje@au.ibm.com>
1001 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1002 (ASM_CPU_POWER6_SPEC): Likewise.
1003 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1004 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1005 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1007 2008-02-25 Richard Guenther <rguenther@suse.de>
1009 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1010 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1011 (lookup_decl_from_uid): Declare.
1012 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1013 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1014 (decl_for_uid_map): New global hashtable mapping DECL_UID
1016 (init_ttree): Allocate it.
1017 (insert_decl_to_uid_decl_map): New helper function.
1018 (make_node_stat): Insert new decls into the map.
1019 (copy_node_stat): Likewise.
1020 (lookup_decl_from_uid): New function.
1021 (print_decl_for_uid_map_statistics): New helper.
1022 (dump_tree_statistics): Call it.
1024 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1025 (referenced_var_iterator): Adjust.
1026 (FOR_EACH_REFERENCED_VAR): Adjust.
1027 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1028 (num_referenced_vars): Adjust.
1029 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1030 (first_referenced_var): Remove.
1031 (end_referenced_vars_p): Likewise.
1032 (next_referenced_var): Likewise.
1033 (referenced_var_iterator_set): New helper function.
1034 * tree-dfa.c (referenced_var_lookup): Adjust.
1035 (referenced_var_check_and_insert): Likewise.
1036 (remove_referenced_var): Likewise.
1037 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1039 (verify_call_clobbering): Likewise.
1040 (verify_memory_partitions): Likewise.
1041 (init_tree_ssa): Allocate bitmap instead of hashtable for
1043 (delete_tree_ssa): Adjust.
1044 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1046 (compute_tag_properties): Likewise.
1047 (set_initial_properties): Likewise.
1048 (find_partition_for): Likewise.
1049 (update_reference_counts): Likewise.
1050 (dump_may_aliases_for): Likewise.
1051 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1052 (add_call_clobber_ops): Likewise.
1053 (add_call_read_ops): Likewise.
1054 (get_asm_expr_operands): Likewise.
1055 * tree-into-ssa.c (dump_decl_set): Likewise.
1056 (update_ssa): Likewise.
1057 * tree-sra.c (scan_function): Likewise.
1058 (decide_instantiations): Likewise.
1059 (scalarize_parms): Likewise.
1060 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1061 (dsa_named_for): Likewise.
1062 * tree-ssa-structalias.c (update_alias_info): Likewise.
1063 (merge_smts_into): Likewise.
1065 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1068 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1069 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1070 * alias.h (nonoverlapping_memrefs_p): Likewise.
1072 2008-02-25 Jan Beulich <jbeulich@novell.com>
1074 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1075 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1076 __emultls_get_address, __emultls_register_common,
1077 __floatundi?f, and _Unwind_GetIPInfo.
1078 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1079 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1080 (gen_regparm_prefix): Likewise.
1081 (i386_nlm_encode_section_info): Sync with
1082 config/i386/winnt.c:i386_pe_encode_section_info().
1083 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1084 i386_nlm_mangle_decl_assembler_name): New.
1085 (netware_override_options): New.
1086 * config/i386/netware.h (netware_override_options): Declare.
1087 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1088 (i386_nlm_mangle_decl_assembler_name): Declare.
1089 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1091 2008-02-25 Ben Elliston <bje@au.ibm.com>
1094 * c-decl.c (grokdeclarator): Remove unused local variables
1095 `typedef_type' and `type_as_written'.
1097 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1098 unused local variable `has_hot_blocks'.
1099 (fix_crossing_conditional_branches): Remove unused local variable
1102 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1105 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1106 using DEF_C99_BUILTIN.
1107 (BUILT_IN_NANF): Ditto.
1108 (BUILT_IN_NANL): Ditto.
1110 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1111 Revital Eres <eres@il.ibm.com>
1113 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1114 regarding the order of two dependent insns in the same row.
1116 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1118 * stor-layout.c (layout_decl): Do not bump the alignment of a
1119 bit-field to more than byte alignment if it is packed.
1121 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1123 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1126 2008-02-24 Diego Novillo <dnovillo@google.com>
1128 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1131 * tree-vrp.c (vrp_evaluate_conditional): With
1132 -Wtype-limits, emit a warning when comparing against a
1133 constant outside the natural range of OP0's type.
1134 * c.opt (Wtype-limits): Move ...
1135 * common.opt (Wtype-limits): ... here.
1137 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1139 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1140 * config/rs6000/e300c2c3.md: New file.
1141 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1143 (rs6000_override_options): Add e300c2 and e300c3 cases to
1144 processor_target_table. Do not allow usage of Altivec or Spe
1145 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1146 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1147 * config/rs6000/rs6000.h (processor_type): Add
1148 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1149 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1150 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1151 and ppce300c3. Include e300c2c3.md.
1153 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1155 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1156 instead of TARGET_STRICT_ALIGN.
1158 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1160 * explow.c (memory_address): Assert that the generated address is
1163 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1166 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1167 * config/darwin-ppc-ldouble-patch.def: New file.
1168 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1169 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1170 SUBTARGET_INIT_BUILTINS if defined.
1171 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1174 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1177 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1178 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1180 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1183 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1184 file" warning condtional on -Winvalid-PCH.
1186 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1188 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1190 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1195 prevent reload from using MMX registers.
1196 (*mov<mode>_internal): Ditto.
1197 (*movv2sf_internal_rex64): Ditto.
1198 (*movv2sf_internal): Ditto.
1200 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1202 PR documentation/31569
1203 * doc/install.texi2html: Use makeinfo --no-number-sections.
1205 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1207 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1208 ensure that we can address an entire entity > 8 bytes. Don't
1209 generate reg+reg addressing for such data.
1211 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1213 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1214 strings when optimizing for size, unless the target cares about
1217 2008-02-22 Tom Tromey <tromey@redhat.com>
1219 * regclass.c (current_pass): Remove declaration.
1221 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1223 * config/avr/libgcc.S (__RAMPZ__): Define.
1224 (__do_copy_data): Add for devices with 128KB code memory.
1226 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1228 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1230 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1232 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1234 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1237 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1240 * c-typeck.c (build_binary_op): Warn about floating point
1241 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1243 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1246 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1247 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1249 (rs6000_override_options): Set altivec_abi as default, not override,
1250 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1251 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1252 is used; use new member spe_abi.
1253 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1254 spe_abi and altivec_abi.
1256 2008-02-22 Tomas Bily <tbily@suse.cz>
1258 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1260 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1263 * config.build (build_file_translate): Set to `CMD //c' only if
1265 * Makefile.in (build_file_translate): Improve comment.
1267 2008-02-21 Jan Hubicka <jh@suse.cz>
1269 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1270 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1271 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1273 2008-02-21 Michael Matz <matz@suse.de>
1276 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1278 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1281 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1283 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1284 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1285 SSE_VEC_FLOAT_MODE_P as insn constraint.
1286 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1287 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1288 sse4a_movntdf using MODEF mode iterator.
1289 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1290 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1291 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1292 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1293 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1294 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1295 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1297 2008-02-21 Richard Guenther <rguenther@suse.de>
1299 * tree.def (PAREN_EXPR): New tree code.
1300 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1302 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1303 * expr.c (expand_expr_real_1): Likewise.
1304 * tree-inline.c (estimate_num_insns_1): Likewise.
1305 * tree-complex.c (expand_complex_move): Likewise.
1306 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1309 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1312 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1314 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1317 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1319 * config/sh/sh.c (find_barrier): Don't go past
1320 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1322 2008-02-20 DJ Delorie <dj@redhat.com>
1324 * config/h8300/h8300.md (insv): Force source operand to be a register.
1326 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1327 as a jump, not as a plain insn.
1329 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1331 * doc/invoke.texi (Warning Options): Add new option
1332 -Wframe-larger-than=.
1333 (-Wframe-larger-than): Document.
1335 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1336 Add declarations for new option variables.
1338 * final.c (final_start_function): Check the frame size
1339 before emission and issue a Wframe-larger-than warning.
1341 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1342 Add definitions for new option variables.
1343 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1345 * common.opt (Wframe-larger-than=): New option.
1347 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1349 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1350 (<sse>_div<mode>3): Ditto.
1351 (<sse>_vmdiv<mode>3): Ditto.
1352 (<sse>_vmsqrt<mode>2): Ditto.
1353 (*smax<mode>3): Ditto.
1354 (sse5_frcz<mode>2): Ditto.
1355 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1358 2008-02-20 Richard Guenther <rguenther@suse.de>
1361 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1362 be happy with INTEGRAL_TYPE_P.
1364 2008-02-20 Richard Guenther <rguenther@suse.de>
1366 * fold-const.c (split_tree): Associate floatig-point expressions
1367 if flag_associative_math is set.
1369 2008-02-20 Richard Guenther <rguenther@suse.de>
1371 * tree.h (fold_real_zero_addition_p): Declare.
1372 * fold-const.c (fold_real_zero_addition_p): Export.
1373 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1374 floating-point operations with zero and one.
1376 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1378 * doc/install.texi: Correct references to CFLAGS, replacing them
1379 with BOOT_CFLAGS. Document flags used during bootstrap for
1382 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1385 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1386 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1388 (smin<mode>3): Ditto from similar patterns.
1389 (smax<mode>3): Ditto.
1390 (*ieee_smin<mode>3): Ditto.
1391 (*ieee_smax<mode>3): Ditto.
1392 * config/i386/sse.md (sse): New mode attribute.
1393 (mov<mode>): Macroize expander from movv4sf and movv2df using
1394 SSEMODEF2P mode iterator.
1395 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1396 SSE_VEC_FLOAT_MODE_P as insn constraint.
1397 (storent<mode>): Ditto.
1398 (storent<mode>): Macroize expander from storentsf and storentdf using
1399 MODEF mode iterator.
1400 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1401 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1402 (abs<mode>2): Ditto from similar patterns.
1403 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1404 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1405 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1406 (<sse>_vmsqrt<mode>2): Ditto.
1407 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1408 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1409 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1410 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1411 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1412 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1413 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1415 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1416 iterator and SSE_FLOAT_MODE_P as insn constraint.
1417 (<sse>_ucomi): Ditto from similar patterns.
1418 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1419 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1420 SSE_VEC_FLOAT_MODE_P as insn constraint.
1421 (vcond<mode>): Ditto from similar patterns.
1422 (and<mode>3, *and<mode>3): Ditto.
1423 (<sse>_nand<mode>3): Ditto.
1424 (ior<mode>3, *ior<mode>3): Ditto.
1425 (xor<mode>3, *xor<mode>3): Ditto.
1426 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1427 iterator and SSE_FLOAT_MODE_P as insn constraint.
1428 (*nand<mode>3): Ditto from similar patterns.
1429 (*ior<mode>3): Ditto.
1430 (*xor<mode>3): Ditto.
1432 2008-02-20 Ira Rosen <irar@il.ibm.com>
1434 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1435 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1436 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1438 2008-02-19 Jan Hubicka <jh@suse.cz>
1440 * predict.c (tree_bb_level_predictions): Remove variable next
1441 mistakely introduced by previous commit.
1443 2008-02-19 Jan Hubicka <jh@suse.cz>
1445 * predict.c (predict_paths_leading_to): Rewrite.
1446 (predict_paths_for_bb): New.
1447 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1449 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1452 * Makefile.in (build_file_translate): New.
1453 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1454 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1455 * configure.ac (build_file_translate): Substitute it.
1456 * configure: Regenerate.
1458 2008-02-19 Jan Hubicka <jh@suse.cz>
1460 PR rtl-optimization/34408
1461 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1464 2008-02-19 Jan Hubicka <jh@suse.cz>
1467 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1470 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1473 * config/i386/i386-modes.def: Revert the last DI alignment
1474 change until Ada people can look into it.
1476 2008-02-19 Nick Clifton <nickc@redhat.com>
1478 * opts.c (print_specific_help): Fix typo in --help text.
1480 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1483 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1484 32-bit inline asm without asm alternatives for host GCC < 3.0.
1486 2008-02-19 Richard Guenther <rguenther@suse.de>
1488 PR tree-optimization/34989
1489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1490 Allow propagation to INDIRECT_REF if we can simplify only.
1492 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1494 * c-common.c (warn_for_collisions_1): Use appropriate option when
1497 2008-02-19 Nick Clifton <nickc@redhat.com>
1500 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1501 (handle_options): Fix indentation.
1502 (print_filtered_help): If no language-specific options were
1503 displayed tell the user how to list all the options supported by
1504 the language's front-end.
1505 (print_specific_help): Fix indentation and remove duplicate line.
1506 (common_handle_option): Handle the -v option.
1507 For --help enable the display of undocumented options if the -v
1508 switch has been included on the command line.
1509 For --help= check for overlaps in the arguments between the option
1510 classes and the language names and issue a warning when they
1511 cannot be disambiguated.
1512 * c.opt (v): Pass on to the common option handler.
1514 2008-02-19 Revital Eres <eres@il.ibm.com>
1516 * modulo-sched.c (sms_schedule): Change dump message when
1517 create_ddg function fails.
1518 (try_scheduling_node_in_cycle): Rename row to cycle.
1519 (print_partial_schedule): Rename CYCLE to ROW.
1521 2008-02-19 Christian Bruel <christian.bruel@st.com>
1522 Zdenek Dvorak <ook@ucw.cz>
1524 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1526 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1530 (*x86_movdicc_0_m1_se): Ditto.
1532 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1534 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1535 (CMPtype): Define as __gcc_CMPtype.
1536 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1537 (CMPtype): Define as __gcc_CMPtype.
1539 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1541 Support valgrind 3.3 for --enable-checking=valgrind.
1542 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1544 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1545 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1546 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1547 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1548 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1549 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1550 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1552 * ggc-zone.c: Similar.
1553 * ggc-page.c: Similar.
1555 2008-02-19 Paul Brook <paul@codesourcery.com>
1558 * config/arm/ieee754-df.S: Fix do_it typo.
1559 * config/arm/ieee754-sf.S: Fix do_it typo.
1561 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1564 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1565 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1566 (OPTION_MASK_ISA_SSE_SET): Likewise.
1567 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1568 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1569 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1570 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1571 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1572 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1573 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1574 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1575 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1576 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1577 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1578 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1579 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1580 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1581 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1582 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1583 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1584 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1585 (OPTION_MASK_ISA_SSE4): Removed.
1586 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1587 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1589 (override_options): Don't turn on implied SSE/MMX bits in
1592 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1597 2008-02-18 Joey Ye <joey.ye@intel.com>
1600 * tree-nested.c (insert_field_into_struct): Set type alignment
1601 to field alignment if the former is less than the latter.
1603 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1605 * BASE-VER: Set to 4.4.0.
1607 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1609 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1610 * doc/cfg.texi: Likewise.
1611 * doc/extend.texi: Likewise.
1612 * doc/gty.texi: Likewise.
1613 * doc/invoke.texi: Likewise.
1614 * doc/loop.texi: Likewise.
1615 * doc/md.texi: Likewise.
1616 * doc/passes.texi: Likewise.
1617 * doc/rtl.texi: Likewise.
1618 * doc/sourcebuild.texi: Likewise.
1619 * doc/tm.texi: Likewise.
1620 * doc/tree-ssa.texi: Likewise.
1622 2008-02-17 Richard Guenther <rguenther@suse.de>
1625 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1626 without default definition.
1628 2008-02-17 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/35231
1631 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1634 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1638 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1640 libgcc_cmp_return mode.
1642 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1645 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1647 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1649 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1652 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1654 * doc/c-tree.texi: Use `@.' where appropriate.
1655 * doc/extend.texi: Likewise.
1656 * doc/install.texi: Likewise.
1657 * doc/invoke.texi: Likewise.
1658 * doc/loop.texi: Likewise.
1659 * doc/makefile.texi: Likewise.
1660 * doc/md.texi: Likewise.
1661 * doc/passes.texi: Likewise.
1662 * doc/standards.texi: Likewise.
1663 * doc/tm.texi: Likewise.
1665 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1668 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1670 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1671 rather than in entry_bb.
1673 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1675 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1676 libgcc_cmp_return mode.
1678 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1681 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1682 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1684 2008-02-15 Richard Guenther <rguenther@suse.de>
1685 Zdenek Dvorak <ook@ucw.cz>
1687 PR tree-optimization/35164
1688 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1689 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1690 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1691 Only propagate addresses which do not have abnormal SSA_NAMEs
1694 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1697 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1699 2008-02-15 Jan Hubicka <jh@suse.cz>
1702 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1704 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1707 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1708 when calculating alignment_pad.
1710 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1712 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1713 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1714 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1715 and STACK_BOUNDARY define.
1717 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1719 PR preprocessor/35061
1720 * c-pragma.c (handle_pragma_pop_macro): Check that
1721 pushed_macro_table has been allocated.
1723 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1726 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1727 (force_gimple_operand): Likewise.
1728 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1729 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1730 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1731 (find_interesting_uses_address): Check addressability and alignment
1732 of the base expression only after substituting bases of IVs into it.
1734 2008-02-14 Michael Matz <matz@suse.de>
1737 * function.c (instantiate_virtual_regs_in_insn): Reload address
1738 before falling back to reloading the whole operand.
1740 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1742 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1743 before the first section switch note.
1745 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1747 * doc/bugreport.texi: Update copyright years.
1748 * doc/c-tree.texi: Likewise.
1749 * doc/cfg.texi: Likewise.
1750 * doc/cpp.texi: Likewise.
1751 * doc/cppinternals.texi: Likewise.
1752 * doc/fragments.texi: Likewise.
1753 * doc/frontends.texi: Likewise.
1754 * doc/gcc.texi: Likewise.
1755 * doc/gty.texi: Likewise.
1756 * doc/hostconfig.texi: Likewise.
1757 * doc/implement-c.texi: Likewise.
1758 * doc/libgcc.texi: Likewise.
1759 * doc/loop.texi: Likewise.
1760 * doc/makefile.texi: Likewise.
1761 * doc/options.texi: Likewise.
1762 * doc/passes.texi: Likewise.
1763 * doc/rtl.texi: Likewise.
1764 * doc/sourcebuild.texi: Likewise.
1765 * doc/standards.texi: Likewise.
1766 * doc/tree-ssa.texi: Likewise.
1767 * doc/trouble.texi: Likewise.
1769 * doc/extend.texi: Use @: or add comma where appropriate.
1770 * doc/invoke.texi: Likewise.
1771 * doc/tm.texi: Likewise.
1773 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1776 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1779 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1781 * doc/md.texi (clz, ctz): Add reference.
1782 * doc/rtl.texi (clz, ctz): Likewise.
1784 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1787 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1790 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1792 * config/s390/s390.c (struct constant_pool): New field
1793 emit_pool_after added.
1794 (s390_mainpool_start): Set the emit_pool_after flag according
1795 to the section switch notes.
1796 (s390_mainpool_finish): Consider emit_pool_after when emitting
1797 the literal pool at the end of the function.
1798 (s390_chunkify_start): Force literal pool splits at section
1801 2008-02-13 Michael Matz <matz@suse.de>
1804 * var-tracking.c (clobber_variable_part): Correctly traverse the
1807 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1810 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1811 Add -fdump-ipa-inline.
1812 * tree-dump.c (dump_files): Remove tree-inlined dump.
1813 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1815 2008-02-12 Richard Guenther <rguenther@suse.de>
1817 PR tree-optimization/35171
1818 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1821 2008-02-12 Richard Guenther <rguenther@suse.de>
1824 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1825 value-preserving mode. Disallow final truncation.
1827 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1830 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1831 code from here to...
1832 (force_gimple_operand): ...here.
1834 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1837 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1838 non-compatible pointers.
1839 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1840 different FIELD_DECLs, try harder by comparing field offsets, sizes
1844 * function.c (match_asm_constraints_1): Don't replace the same input
1847 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1849 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1850 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1851 (expand_epilogue): Restore RAMPZ register.
1852 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1854 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1856 * config/i386/cygwin.asm: (__alloca): Correct calling
1857 convention and alignment.
1858 (__chkstk): Force 8 byte stack alignment.
1860 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1861 Richard Guenther <rguenther@suse.de>
1863 PR tree-optimization/33992
1864 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1865 the zero we compare against.
1867 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1870 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1871 to CloseHandle after unlocking to prevent accumulation of handle
1874 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1877 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1878 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1879 and update LABEL_NUSES during and after reload.
1881 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1884 * combine.c (simplify_if_then_else): Make sure the comparison is
1885 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1887 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1890 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1891 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1892 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1893 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1894 * tree.h (get_type_static_bounds): Likewise.
1896 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1898 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1899 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1900 Make -Wfoo language annotations match what the compiler outputs.
1902 2008-02-08 Sa Liu <saliu@de.ibm.com>
1904 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1905 intrinsics spu_convts, spu_convtu, spu_convtf.
1906 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1908 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1910 * doc/extend.texi (Function Attributes) <noinline>: Mention
1911 asm ("") as method to keep calls.
1913 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1916 * doc/options.texi (Options): Replace references to opts.sh with
1918 * opts-common.c: Likewise.
1919 * optc-gen.awk: Likewise.
1921 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1923 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1925 2008-02-07 Richard Henderson <rth@redhat.com>
1928 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1929 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1932 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1934 PR tree-optimization/35085
1935 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1936 for operand entry oe2 in addition to operand entry oe3 in order to
1937 expose more opportunities for vectorizer sum reduction.
1939 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1942 * Makefile.in (LIBS): Remove $(GMPLIBS).
1943 (cc1-dummy, cc1): Add $(GMPLIBS).
1945 2008-02-06 Jan Hubicka <jh@suse.cz>
1948 * i386.md (moddf_integer): Do not produce partial memory stalls for
1949 targets where it hurts.
1951 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1954 * optabs.c (expand_float): Do not check for decimal modes when
1955 expanding unsigned integer through signed conversion.
1957 2008-02-06 Nick Clifton <nickc@redhat.com>
1959 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1960 inside the clobber with a match_operand and duplicated operand
1961 number in the constraint.
1962 (ineqbranchsi): Delete redundant comment.
1964 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1966 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1967 builtin_define ("__USE_INIT_FINI__").
1968 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1970 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1972 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1974 PR documentation/30330
1975 * doc/invoke.texi (C++ Dialect Options)
1976 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1977 For each warning option -Wfoo that allows -Wno-foo, ensure both
1978 -Wfoo and -Wno-foo are listed in the option index. Fix index
1979 entry of -Wswitch-default, index -Wnormalized= including the
1980 `=', and -Wlarger-than-@var{len} including @var{len}.
1982 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/i386.md (floatunssisf2): Use
1985 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1986 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1987 Macroize expander using MODEF mode iterator.
1989 2008-02-05 Diego Novillo <dnovillo@google.com>
1991 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1994 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1996 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2001 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2004 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2005 to indicate if a message should be generated.
2006 (init_cumulative_args): Updated.
2007 (function_value_32): Likewise.
2009 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2011 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2013 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2016 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2017 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2019 2008-02-04 Diego Novillo <dnovillo@google.com>
2021 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2024 * tree-vrp.c (vrp_evaluate_conditional): With
2025 -Wtype-limits, emit a warning when comparing against a
2026 constant outside the natural range of OP0's type.
2028 2008-02-04 Richard Guenther <rguenther@suse.de>
2031 * expr.c (count_type_elements): Give for unions instead of
2034 2008-02-04 Richard Guenther <rguenther@suse.de>
2037 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2038 to TYPE_DOMAINs base type instead of using bitsizetype here.
2040 2008-02-03 Jason Merrill <jason@redhat.com>
2042 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2044 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2047 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2048 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2049 (RS/6000 and PowerPC Options): Fix typos and markup.
2050 * doc/passes.texi (Tree-SSA passes): Likewise.
2052 2008-02-02 Michael Matz <matz@suse.de>
2055 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2056 from record_last_reg_set_info.
2057 (record_last_reg_set_info): Take an RTX argument, iterate over all
2058 constituent hardregs.
2059 (record_last_set_info, record_opr_changes): Change calls to
2060 new signature or to record_last_reg_set_info_regno.
2062 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2064 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2066 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2068 PR rtl-optimization/34773
2069 * reg-notes.def (EQUAL): Mention significance of combination of
2070 REG_EQUAL and REG_RETVAL.
2071 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2072 insn that has a REG_RETVAL.
2074 2008-02-01 Roger Sayle <roger@eyesopen.com>
2077 * configure.ac (--enable-fixed-point): Disable unless explicitly
2079 * configure: Regenerate.
2081 2008-02-01 Richard Guenther <rguenther@suse.de>
2084 * invoke.texi (-finline-limit): Remove no longer true parts
2085 of the documentation. Note that there is no default value.
2087 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2088 Mark Mitchell <mark@codesourcery.com>
2089 Ben Elliston <bje@au.ibm.com>
2092 * doc/extend.texi (Other Builtins): Document.
2094 2008-01-31 Tom Browder <tom.browder@gmail.com>
2096 * doc/c-tree.texi (Types): Fix grammar.
2097 (Expression trees): Ditto.
2098 * doc/passes.texi (Tree-SSA passes): Ditto.
2100 * doc/configterms.texi (Configure Terms): Fix typo.
2101 * doc/cpp.texi (Common Predefined Macros): Ditto.
2102 * doc/md.texi (Machine Constraints): Ditto.
2104 * doc/makefile.texi (Makefile): Add comma.
2106 2008-01-31 Tom Browder <tom.browder@gmail.com>
2107 Gerald Pfeifer <gerald@pfeifer.com>
2109 * doc/sourcebuild.texi (Front End): Remove references to CVS
2110 and CVSROOT/modules.
2111 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2112 (Back End): Remove reference to CVS.
2114 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2117 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2119 (mips16_gp_pseudo_reg): ...here.
2120 * config/mips/mips.md (load_const_gp): Replace with...
2121 (load_const_gp_<mode>): ...this :P-based insn.
2123 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2125 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2126 options. Minor fixes.
2127 (-std): Move reference to standards closer to where language
2128 standards are first mentioned.
2130 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2132 PR rtl-optimization/34995
2133 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2134 parameter and return a bool. If the rtx parameter is nonnull,
2135 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2136 (find_reloads): Update call accordingly. Pass the new operand
2137 if it needed no address reloads, otherwise pass null.
2139 2008-01-30 Richard Henderson <rth@redhat.com>
2142 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2143 for unbounded arrays.
2145 2008-01-30 Silvius Rus <rus@google.com>
2147 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2149 2008-01-30 Jan Hubicka <jh@suse.cz>
2152 * i386.c (init_cumulative_args): Use real function declaration when
2155 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2157 PR rtl-optimization/34998
2158 * global.c (build_insn_chain): Treat non-subreg_lowpart
2159 SUBREGs of pseudos as clobbering all the words covered by the
2160 SUBREG, not just all the bytes.
2161 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2162 original df_ref rather than an extract parameter.
2163 (global_conflicts): Update call accordingly.
2165 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2167 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2168 the overflow check to make it easier to read.
2169 (__fixtfdi): Change the type of the ll member in union
2170 long_double to UDItype_x.
2172 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2175 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2176 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2177 * tree-inline.c (fold_marked_statements): Call
2178 cgraph_update_edges_for_call_stmt if folding a call statement.
2179 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2180 debug_generic_stmt calls, reset it back afterwards.
2183 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2185 * c-typeck.c (build_external_ref): Don't pedwarn about
2186 static vars in current function's scope.
2188 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2190 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2192 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2195 * ipa-struct-reorg.c: Fix spelling.
2196 * params.def: Ditto.
2198 2008-01-29 Richard Guenther <rguenther@suse.de>
2201 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2203 * tree-inline.c (remap_type): Increment remapping_type_depth
2204 around remapping types.
2205 (copy_body_r): Only add referenced variables if they are referenced
2206 from code, not types.
2208 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2219 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2220 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2222 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2225 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2226 pointer for tiny stack.
2228 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2230 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2232 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2234 * config/vx-common.h: Fix typo in comment.
2236 2008-01-28 Ian Lance Taylor <iant@google.com>
2240 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2241 coalesce pointers if they have different DECL_NO_TBAA_P values.
2242 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2243 between variables with different DECL_NO_TBAA_P values.
2245 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2248 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2249 are not legitimate small data references on SPE targets.
2251 2008-01-28 David Daney <ddaney@avtrex.com>
2253 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2255 2008-01-28 David Daney <ddaney@avtrex.com>
2257 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2259 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2261 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2262 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2263 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2264 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2265 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2266 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2267 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2268 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2270 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2272 * basic-block.h (condjump_equiv_p): Fix comment.
2274 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2276 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2277 print_generic_stmt_indented): Fix comment.
2279 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2281 * configure.ac (__stack_chk_fail): Add detecion for availability
2282 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2283 * configure: Regenerate.
2285 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2288 * final.c (output_addr_const): Handle TRUNCATE.
2290 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2293 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2294 (zero_cost, infinite_cost): New constants.
2295 (struct cost_pair): Change type of cost to comp_cost.
2296 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2297 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2299 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2300 split_address_cost, ptr_difference_cost, difference_cost,
2301 get_computation_cost_at, get_computation_cost,
2302 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2303 determine_use_iv_cost_condition, determine_use_iv_costs,
2304 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2305 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2306 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2307 Change type of cost to comp_cost.
2308 (determine_iv_cost): Increase cost of non-original ivs, instead
2309 of decreasing the cost of original ones.
2310 (get_address_cost): Indicate the complexity of the addressing mode
2312 (try_add_cand_for): Prefer using ivs not specific to some object.
2313 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2315 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2316 Janis Johnson <janis187@us.ibm.com>
2319 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2320 (TARGET_INSTANTIATE_DECLS): Likewise.
2321 * target.h (expand_to_rtl_hook): New target hook.
2322 (instantiate_decls): Likewise.
2323 * function.c (instantiate_decl): Make non-static. Rename to...
2324 (instantiate_decl_rtl): ... this.
2325 (instantiate_expr): Use instantiate_decl_rtl.
2326 (instantiate_decls_1): Likewise.
2327 (instantiate_decls): Likewise.
2328 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2329 * function.h (instantiate_decl_rtl): Add prototype.
2330 * cfgexpand.c (target.h): New include.
2331 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2332 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2333 (TARGET_INSTANTIATE_DECLS): Likewise.
2334 (TARGET_INITIALIZER): New target hooks added.
2335 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2337 * config/rs6000/rs6000.c (tree-flow.h): New include.
2338 (machine_function): Add sdmode_stack_slot field.
2339 (rs6000_alloc_sdmode_stack_slot): New function.
2340 (rs6000_instantiate_decls): Likewise.
2341 (rs6000_secondary_memory_needed_rtx): Likewise.
2342 (rs6000_check_sdmode): Likewise.
2343 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2344 (TARGET_INSTANTIATE_DECLS): Likewise.
2345 (rs6000_hard_regno_mode_ok): Allow SDmode.
2346 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2347 (rs6000_emit_move): Handle SDmode.
2348 (function_arg_advance): Likewise.
2349 (function_arg): Likewise.
2350 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2351 SDmode var args for 32-bit compiles.
2352 (rs6000_secondary_reload_class): Handle SDmode.
2353 (rs6000_output_function_epilogue): Likewise.
2354 (rs6000_function_value): Simplify if statement.
2355 (rs6000_libcall_value): Likewise.
2356 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2357 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2358 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2359 (movsd_hardfloat): New define_insn.
2360 (movsd_softfloat): Likewise.
2361 (movsd_store): Likewise.
2362 (movsd_load): Likewise.
2363 (extendsddd2): Likewise.
2364 (extendsdtd2): Likewise.
2365 (truncddsd2): Likewise.
2366 (movdd_hardfloat64): Fixup comment.
2367 (UNSPEC_MOVSD_LOAD): New constant.
2368 (UNSPEC_MOVSD_STORE): Likewise.
2370 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2373 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2375 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2376 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2377 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2380 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2383 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2384 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2385 __LONGDOUBLE128 too.
2386 * config/rs6000/aix61.h: New file.
2388 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2390 PR rtl-optimization/34959
2391 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2392 popcount and parity rtxes the same mode as their operand.
2393 Truncate or extend the result to the return value's mode
2396 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2399 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2400 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2401 to GOT_VERSION_REGNUM.
2402 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2403 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2404 * config/mips/mips.c (mips_emit_call_insn): New function.
2405 (mips_call_tls_get_addr): Call mips_expand_call directly.
2406 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2408 (mips16_build_call_stub): Likewise. Return the call insn or null.
2409 (mips_expand_call): Update the call to mips16_build_call_stub
2410 accordingly and a remove redundant condition. Assert that MIPS16
2411 stubs do not use lazy binding. Use mips_emit_call_insn and return
2413 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2415 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2416 (mips_avoid_hazard): Remove hazard_set handling.
2417 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2418 (UNSPEC_RESTORE_GP): ...this.
2419 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2420 (FAKE_CALL_REGNO): Rename to...
2421 (GOT_VERSION_REGNUM): ...this.
2422 (type): Add "ghost" value. Add an associated insn reservation.
2423 (hazard_set): Remove.
2424 (exception_receiver): Rename to...
2425 (restore_gp): ...this and update the unspec identifier accordingly.
2426 (exception_receiver, nonlocal_got_receiver): New expanders.
2427 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2428 FAKE_CALL_REGNO. Remove hazard_set attribute.
2429 (set_got_version, update_got_version): New patterns.
2431 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2434 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2436 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2439 * doc/install.texi2html: Generate gcc-vers.texi.
2441 2008-01-25 DJ Delorie <dj@redhat.com>
2443 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2445 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2447 * config/c4x: Remove directory.
2448 * config.gcc (crx-*, mt-*): Mark obsolete.
2449 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2450 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2451 sh-*-rtemscoff*): Remove cases.
2452 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2453 * real.c (encode_c4x_single, decode_c4x_single,
2454 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2455 c4x_extended_format): Remove.
2456 * real.h (c4x_single_format, c4x_extended_format): Remove.
2457 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2459 (Pragmas): Remove comment about c4x pragmas.
2460 * doc/install.texi (c4x): Remove target-specific instructions.
2461 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2462 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2463 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2464 refer to C4x source files as examples.
2465 (C4X_FLOAT_FORMAT): Remove documentation.
2467 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2469 * config/bfin/bfin.c (override_options): Reorder tests so that
2470 flag_pic gets enabled for -msep-data.
2472 2008-01-25 Richard Guenther <rguenther@suse.de>
2475 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2476 to its bitfield precision if required.
2478 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2481 * tree-nested.c (walk_omp_for): New function.
2482 (convert_nonlocal_reference, convert_local_reference): Call
2483 walk_omp_for on OMP_FOR.
2484 (convert_call_expr): Call walk_body on OMP_FOR's
2485 OMP_FOR_PRE_INIT_BODY.
2487 2008-01-25 Richard Guenther <rguenther@suse.de>
2489 PR tree-optimization/34966
2490 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2491 default defs and PHI_NODEs we have to insert after the
2494 2008-01-24 Nick Clifton <nickc@redhat.com>
2496 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2497 Provide a default definition.
2498 (LIBGCC2_UNITS_PER_WORD): Likewise.
2500 * config/stormy16/stormy16.c: Include df.h for the prototype
2501 for df_regs_ever_live_p.
2502 (xstormy16_expand_builtin_va_start): Convert the stack offset
2503 into a component_ref and then use POINTER_PLUS_EXPR to add it
2504 to the incoming_virtual_args_rtx.
2505 (xstormy16_gimplify_va_arg_expr): Rename to
2506 xstormy16_gimplify_va_arg_expr.
2507 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2508 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2509 xstormy16_gimplify_va_arg_expr.
2510 Fix up some formatting issues.
2512 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2513 Move to predicates.md.
2514 (xs_hi_general_operand): Likewise.
2515 (xs_hi_nonmemory_operand): Likewise.
2516 * config/stormy16/predicates.md:
2517 (xstormy16_carry_plus_operand): New predicate.
2518 (xs_hi_general_operand): New predicate.
2519 (xs_hi_nonmemory_operand): New predicate.
2520 * config/stormy16/stormy16-protos.h:
2521 (xstormy16_carry_plus_operand): Delete prototype.
2522 (xs_hi_general_operand): Likewise.
2523 (xs_hi_nonmemory_operand): Likewise.
2525 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2526 modifiers as they are no longer needed and they can trigger
2527 reload spill failures.
2529 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2530 with a match_operand in order to help reload.
2532 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2533 constraint with 'e' for the 8th alternative as this version of
2534 the mov.w instruction only accepts the lower 8 registers.
2536 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2539 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2540 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2543 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2546 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2548 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2550 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2552 (remove_structure): Update allocations list before removing structure.
2554 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2556 * ipa-struct-reorg.c (is_safe_cond_expr,
2557 create_new_stmts_for_cond_expr): Use integer_zerop function,
2558 that recognize not only zero-pointer, but zero-integer too.
2560 2008-01-25 Ben Elliston <bje@au.ibm.com>
2563 * fixproto: Escape "." in sed expression that strips leading "./".
2565 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2568 * gcc.c (SWITCH_OK): Removed.
2569 (SWITCH_LIVE): Changed to bit.
2570 (SWITCH_FALSE): Likewise.
2571 (SWITCH_IGNORE): Likewise.
2572 (switchstr): Change live_cond to unsigned int.
2573 (process_command): Replace SWITCH_OK with 0.
2574 (do_self_spec): Likewise.
2575 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2576 (give_switch): Likewise.
2577 (used_arg): Likewise.
2578 (do_spec_1): Set the SWITCH_IGNORE bit.
2579 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2580 bits. Set the SWITCH_LIVE bit.
2582 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2584 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2586 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2588 PR tree-optimization/34472
2589 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2590 parameter to a "bool *" and set *DATA to false if there is
2591 an unsafe access. Do not delete the structure here.
2592 (check_cond_exprs): Delete it here instead.
2593 (check_cond_exprs, exclude_cold_structs): Do not increase
2594 I when removing a structure.
2596 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2599 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2600 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2602 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2605 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2606 a fixed vector for stack.
2608 2008-01-24 Ben Elliston <bje@au.ibm.com>
2611 * doc/gcc.texi (Software development): Add a direntry for g++.
2613 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2615 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2616 stale and straggling -fforce-addr comments above.
2618 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2620 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2621 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2623 2008-01-23 Michael Matz <matz@suse.de>
2626 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2629 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2631 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2634 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2636 * config/avr/avr.c (avr_current_arch): New variable.
2637 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2638 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2639 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2640 (avr_override_options): Init 'avr_current_arch'.
2641 (base_arch_s): Move from here...
2642 * config/avr/avr.h (base_arch_s): ... here. Add new members
2643 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2644 'mega' to 'have_jmp_call'.
2645 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2646 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2648 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2650 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2651 MULTILIB_MATCHES): (Ditto.).
2653 2008-01-23 Richard Guenther <rguenther@suse.de>
2656 * cgraphunit.c (cgraph_reset_node): Always mark the node
2657 not reachable if it is not queued already.
2659 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2661 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2662 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2663 (cputype_selected): New static variable.
2664 (bfin_handle_option): Set it if -mcpu is used.
2665 (override_option): Select default set of workarounds if no cpu type
2666 selected on the command line.
2667 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2669 From Michael Frysinger <michael.frysinger@analog.com>
2670 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2671 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2673 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2674 for bf547, bf523, bf524, and bf526.
2675 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2677 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2678 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2679 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2680 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2681 * doc/invoke.texi (Blackfin Options): Document that
2682 -mcpu now accept bf547, bf523, bf524, and bf526.
2684 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2686 PR rtl-optimization/34628
2687 * combine.c (try_combine): Stop and undo after the first combination
2688 if an autoincrement side-effect on the first insn has effectively
2691 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2694 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2695 Offset addresses are not valid for Altivec or paired float modes.
2697 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2700 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2701 if DECL_INITIAL (decl) is error_mark_node.
2704 * c-common.c (handle_vector_size_attribute): Only allow
2705 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2706 the same way as pointer, array etc. types.
2707 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2710 * tree.c (build_type_attribute_qual_variant): Call
2711 build_qualified_type if attributes are equal, but quals are not.
2713 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2716 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2717 * flags.h (warn_strict_aliasing): Remove.
2718 (warn_strict_overflow): Remove.
2719 * opts.c (warn_strict_aliasing): Remove.
2720 (warn_strict_overflow): Remove.
2721 * c-opts.c (c_common_handle_option): -Wall only sets
2722 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2723 (c_common_post_options): Give default values to -Wstrict-aliasing
2724 and -Wstrict-overflow if they are uninitialized.
2725 * common.opt (Wstrict-aliasing): Specify Var and Init.
2726 (Wstrict-overflow): Likewise.
2728 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2730 PR rtl-optimization/26854
2731 PR rtl-optimization/34400
2732 PR rtl-optimization/34884
2733 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2735 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2736 (df_rd_bb_info.expanded_lr_out): Deleted
2737 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2738 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2739 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2740 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2741 Removed code to allocate, initialize or free expanded_lr_out.
2742 (df_rd_bb_local_compute_process_def): Restructured to make more
2744 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2745 sets if the sets are being trimmed.
2747 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2750 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2751 (as_vers): Likewise.
2752 * configure: Regenerated.
2754 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2757 * tree-pass.h (pass_build_alias): New pass.
2758 * tree-ssa-alias.c (gate_build_alias): New.
2759 (pass_build_alias): New.
2760 * passes.c (init_optimization_passes): Add pass_build_alias after
2761 pass_create_structure_vars.
2763 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2765 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2766 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2767 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2768 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2769 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2770 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2771 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2772 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2773 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2774 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2775 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2776 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2777 * config/s390/s390.md (FP_ALL): New mode iterator.
2778 (_d): New mode attribute.
2779 ("*signbit<mode>2>"): Changed mode of first operand.
2780 ("isinf<mode>2"): Changed mode of first operand.
2781 ("*TDC_insn"): Adaptation for DFP modes.
2783 2008-01-22 Ben Elliston <bje@au.ibm.com>
2785 * tree.c (check_qualified_type): Improve function description.
2787 2008-01-21 Jason Merrill <jason@redhat.com>
2790 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2791 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2794 2008-01-21 DJ Delorie <dj@redhat.com>
2796 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2799 2008-01-21 Richard Guenther <rguenther@suse.de>
2802 * tree-cfg.c (verify_expr): Allow all invariant expressions
2803 instead of just constant class ones as reference argument.
2804 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2805 like any other constant.
2806 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2808 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2810 * regmove.c (fixup_match_1): Update call crossed frequencies.
2812 2008-01-21 Richard Guenther <rguenther@suse.de>
2815 * tree-inline.c (setup_one_parameter): Deal with mismatched
2816 types using a VIEW_CONVERT_EXPR.
2818 2008-01-21 Alon Dayan <alond@il.ibm.com>
2819 Olga Golovanevsky <olga@il.ibm.com>
2821 PR tree-optimization/34701
2822 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2823 when the structure size is not a power of 2.
2825 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2827 * doc/install.texi: Add doc for --enable-checking=df.
2829 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2831 PR rtl-optimization/34808
2832 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2834 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2836 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2839 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2841 PR rtl-optimization/26854
2842 PR rtl-optimization/34400
2843 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2845 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2846 (df_rd_bb_info.expanded_lr_out): New.
2847 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2848 * loop_iv.c (iv_analysis_loop_init): Ditto.
2849 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2850 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2851 Added code to allocate, initialize or free expanded_lr_out.
2852 (df_rd_bb_local_compute_process_def): Restructured to make
2853 more understandable.
2854 (df_rd_confluence_n): Add code to do nothing with fake edges and
2855 code to no apply invalidate_by_call sets if the sets are being trimmed.
2856 (df_lr_local_finalize): Renamed to df_lr_finalize.
2857 (df_live_local_finalize): Renamed to df_live_finalize.
2859 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2862 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2863 deciding whether to use reciprocal instructions.
2865 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2867 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2868 dwarf2out_note_section_used if cold_text_section is NULL.
2870 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2872 PR gcov-profile/34610
2873 * tree-cfg.c (make_edges): Mark both outgoing edges from
2874 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2875 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2876 from OMP_FOR and OMP_CONTINUE outgoing edges.
2878 * tree-profile.c (tree_profiling): Return early if
2879 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2881 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2882 from cfun to child_cfun.
2883 * function.h (struct function): Add after_tree_profile bit.
2885 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2887 * config/avr/avr.S (_exit): Disable interrupt.
2889 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2890 Steven Bosscher <stevenb.gcc@gmail.com>
2892 PR rtl-optimization/26854
2893 PR rtl-optimization/34400
2894 * df-problems.c (df_live_scratch): New scratch bitmap.
2895 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2896 (df_live_reset): Clear the proper bitmaps.
2897 (df_live_bb_local_compute): Only process the artificial defs once
2898 since the order is not important.
2899 (df_live_init): Init the df_live sets only with the variables
2900 found live by df_lr.
2901 (df_live_transfer_function): Use the df_lr sets to prune the
2902 df_live sets as they are being computed.
2903 (df_live_free): Free df_live_scratch.
2905 2008-01-18 Ian Lance Taylor <iant@google.com>
2907 * common.opt: Add fmerge-debug-strings.
2908 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2909 flag_merge_debug_strings rather than flag_merge_constants.
2910 * doc/invoke.texi (Option Summary): Mention
2911 -fmerge-debug-strings.
2912 (Debugging Options): Document -fmerge-debug-strings.
2914 2008-01-18 Ian Lance Taylor <iant@google.com>
2917 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2918 (struct tree_function_decl): Add new field operator_new_flag.
2919 * tree-inline.c (expand_call_inline): When inlining a call to
2920 operator new, force the return value to go into a variable, and
2921 set DECL_NO_TBAA_P on that variable.
2922 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2924 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2927 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2928 DWARF2_DEBUGGING_INFO.
2929 (dwarf2out_note_section_used): Ditto. Add prototype.
2930 (have_multiple_function_sections, text_section_used,
2931 cold_text_section_used, *cold_text_sections): Move declarations
2934 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2936 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2937 field and add signal_ra.
2938 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2939 assignments to frame state pc. Move end of stack check after
2940 MD_FALLBACK_FRAME_STATE_FOR.
2941 (uw_update_context_1): Use frame state signal_regs if set, instead
2942 of checking signal_frame flag.
2943 (uw_update_context): Use frame state signal_ra if set.
2944 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2945 * config/xtensa/linux-unwind.h: New file.
2947 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2949 * modulo-sched.c (get_sched_window): Fix comment typo.
2951 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2953 PR tree-optimization/34648
2954 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2956 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2958 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2959 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2961 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2963 PR rtl-optimization/34400
2964 * df-core.c (df_worklist_dataflow_overeager,
2965 df_worklist_dataflow_doublequeue): New functions.
2966 (df_worklist_dataflow): Two different worklist solvers.
2967 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2970 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2973 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2974 and ftree-parallelize-loops.
2976 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2978 PR rtl-optimization/34826
2979 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2981 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2983 * global.c (find_reg): Mark the eh regs as used if necessary.
2984 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2985 * ra.h (struct allocno): no_eh_reg field added. Changed
2986 no_stack_reg type to bitfield.
2988 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2990 * tree.c (substitute_in_expr): Add missing 'break'.
2992 2008-01-17 Richard Guenther <rguenther@suse.de>
2994 PR tree-optimization/34825
2995 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2996 x / x as division to handle.
2998 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3000 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3001 "-pthread" is specified.
3002 * pa-hpux11.h (LIB_SPEC): Likewise.
3004 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3005 Peter Bergner <bergner@vnet.ibm.com>
3007 PR rtl-optimization/33796
3008 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3010 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3012 PR libgfortran/34699
3013 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3015 * pa-hpux10.h (LINK_SPEC): Likewise.
3016 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3018 2008-01-16 Richard Guenther <rguenther@suse.de>
3021 * fold-const.c (fold_convert_const_int_from_int): Do not
3022 set overflow if that occured only because of a sign extension
3023 change when converting from/to a sizetype with the same
3024 precision and signedness.
3026 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3029 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3030 location address to the correct place. Update copyright year.
3032 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3034 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3035 no dependences in the dependence_relations vector.
3037 2008-01-16 Jan Hubicka <jh@suse.cz>
3039 PR rtl-optimization/31396
3040 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3041 * cfg.c (dump_reg_info): Print it.
3042 * regs.h (struct reg_info_t): add freq_calls_crossed.
3043 (REG_FREQ_CALLS_CROSSED): New macro.
3044 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3045 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3046 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3047 regmove_optimize): Update call crossed frequencies.
3048 * local-alloc.c (struct qty): Add freq_calls_crossed.
3049 (alloc_qty): Copute freq_calls_crossed.
3050 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3051 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3052 * ra.h (struct allocno): Add freq_calls_crossed.
3054 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3056 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3057 libgomp when compiling with ftree-parallelize-loops.
3058 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3060 2008-01-16 Richard Guenther <rguenther@suse.de>
3062 PR tree-optimization/34769
3063 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3064 * tree.c (int_cst_value): Instead make this function more
3065 permissive in what it accepts as valid input. Document this
3066 function always sign-extends the value.
3068 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3069 Richard Guenther <rguenther@suse.de>
3072 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3073 (gimple_fold_indirect_ref_rhs): ... this.
3074 (gimple_fold_indirect_ref): New function with foldings
3075 that preserve lvalueness.
3076 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3077 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3078 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3079 to fold an INDIRECT_REF, fall back to the old use of
3080 fold_indirect_ref_1.
3082 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3084 * tree-data-ref.c (subscript_dependence_tester_1): Call
3085 free_conflict_function.
3086 (compute_self_dependence): Same.
3088 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3091 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3092 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3094 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3095 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3096 for DWARF2_UNWIND_INFO targets.
3098 2008-01-16 Richard Guenther <rguenther@suse.de>
3101 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3102 type qualifiers for function types.
3104 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3106 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3107 loop_iterator li from previous commit.
3109 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3111 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3113 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3115 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3116 (parallelize_loops): Don't parallelize irreducible components.
3118 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3121 * c-opts (c_common_post_options): Do not enable CPP
3122 flag_pedantic_errors by default.
3124 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3126 PR rtl-optimization/31944
3127 * cse.c (remove_pseudo_from_table): New function.
3128 (merge_equiv_classes): Use above function to remove pseudo-registers.
3129 (invalidate): Likewise.
3131 2008-01-13 Richard Guenther <rguenther@suse.de>
3134 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3135 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3137 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3139 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3140 validate_change to unshare the source of the PC set.
3142 2008-01-12 Jan Hubicka <jh@suse.cz>
3145 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3146 references above array bounds. This might trigger bounds checks for
3149 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3151 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3152 new_replaceable_dependencies.
3154 2008-01-12 Doug Kwan <dougkwan@google.com>
3156 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3157 instead of OPT_Wreturn_type in warning due to ignored return type
3159 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3160 options included in -Wextra.
3161 * c.opt: New option -Wignored_qualifiers.
3162 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3163 -Wignore_qualifiers.
3164 (-Wignored-qualifiers): Document.
3165 (-Wreturn-type): Remove description of functionality now handled
3166 by -Wignored-qualifiers.
3168 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3171 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3172 NOP_EXPR if it is between integral types with the same precision.
3174 2008-01-12 Jan Hubicka <jh@suse.cz>
3177 * invoke.texi (max-inline-recursive-depth): Fix default value.
3179 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3181 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3184 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3186 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3188 2008-01-11 James E. Wilson <wilson@specifix.com>
3191 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3193 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3195 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3196 save/restore frame pointer register and don't use 'call-prologues'
3197 optimization in function with "OS_task" attribute.
3199 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3202 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3203 when copying to memory.
3205 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3207 PR rtl-optimization/30905
3208 * cfgcleanup.c: Include dce.h
3209 (crossjumps_occured): New global variable.
3210 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3211 If something changed, set crossjumps_occured to true.
3212 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3213 Don't add/remove fake edges to exit here...
3214 (cleanup_cfg): ...but do it here, when crossjumping.
3215 Run a fast DCE when successful crossjumps occured in the latest
3216 iteration of try_optimize_cfg.
3218 2008-01-11 Richard Guenther <rguenther@suse.de>
3220 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3221 (struct vn_unary_op_s): Likewise.
3222 (vn_reference_insert): Free old reference on hash collision.
3224 2008-01-10 Raksit Ashok <raksit@google.com>
3226 PR rtl-optimization/27971
3227 * combine.c (find_split_point): Split PLUS expressions which are
3228 inside a MEM rtx, and whose first operand is complex.
3230 2008-01-10 DJ Delorie <dj@redhat.com>
3232 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3233 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3234 (m32c_hard_regno_ok): Call the underlying function.
3236 2008-01-10 Richard Guenther <rguenther@suse.de>
3239 * tree-cfg.c (tree_merge_blocks): Do not go through the
3240 full-blown folding and stmt updating path if we just deal
3241 with virtual operands.
3242 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3243 test for abnormal SSA_NAMEs.
3245 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3248 * reload.c (push_reload): Add assertions. All constants from
3249 reg_equiv_constant should have been used for replacing the respective
3251 (find_reloads_address): Invoke find_reloads_address_part for
3252 constant taken from the reg_equiv_constant array.
3254 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3256 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3257 field (valnum) the first in the struct. Replace bools with
3260 2008-01-10 Richard Guenther <rguenther@suse.de>
3262 PR tree-optimization/34651
3263 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3264 types and ordering for masking and converting.
3266 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3268 PR tree-optimization/34017
3269 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3270 also for PHI_NODE expressions.
3272 2008-01-09 Jan Hubicka <jh@suse.cz>
3274 PR tree-optimization/34708
3275 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3276 based on number of case labels.
3277 (init_inline_once): Remove switch_cost.
3278 * tree-inline.h (eni_weights_d): Remove switch_cost.
3280 2008-01-09 Richard Guenther <rguenther@suse.de>
3281 Andrew Pinski <andrew_pinski@playstation.sony.com>
3284 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3285 temporary if an rvalue is ok or an lvalue is not required.
3287 2008-01-09 Richard Guenther <rguenther@suse.de>
3290 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3293 2008-01-09 Richard Guenther <rguenther@suse.de>
3296 * tree.c (host_integerp): Check for sizetype only if the
3297 type is an integer type.
3299 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3302 * opts.c (decode_options): Disable inlining of functions called
3303 once if not in unit-at-a-time mode.
3305 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3307 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3309 2008-01-08 Richard Guenther <rguenther@suse.de>
3312 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3313 out early if the result will be unused.
3315 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3320 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3324 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3326 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3327 for vectorization tuned.
3329 2008-01-08 Richard Guenther <rguenther@suse.de>
3331 PR tree-optimization/34683
3332 * tree-ssa-operands.c (operand_build_cmp): Export.
3333 * tree-ssa-operands.h (operand_build_cmp): Declare.
3334 * tree-vn.c (vuses_compare): Remove.
3335 (sort_vuses): Use operand_build_cmp.
3336 (sort_vuses_heap): Likewise.
3337 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3338 to re-use old VEC if available. Do not sort already sorted VUSEs.
3339 (vdefs_to_vec): Do not sort already sorted VDEFs.
3341 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3344 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3346 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3349 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3350 limitations of reciprocal sequences on x86 targets.
3352 2008-01-08 Richard Guenther <rguenther@suse.de>
3354 PR tree-optimization/34683
3355 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3357 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3360 * config/darwin.c (darwin_mergeable_string_section): Don't use
3361 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3363 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3366 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3367 negxf2. Macroize expander using X87MODEF mode iterator. Change
3368 predicates of op0 and op1 to register_operand.
3369 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3370 expander using X87MODEF mode iterator. Change predicates of
3371 op0 and op1 to register_operand.
3372 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3373 corresponding patterns and macroize using MODEF macro. Change
3374 predicates of op0 and op1 to register_operand and remove
3375 "m" constraint. Disparage "r" alternative with "!".
3376 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3377 macroize using X87MODEF macro. Change predicates of op0 and op1
3378 to register_operand and remove "m" constraint. Disparage "r"
3379 alternative with "!".
3380 (absneg splitter with memory operands): Remove.
3381 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3382 patterns and macroize using X87MODEF mode iterator.
3383 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3384 Change predicate of op1 to register_operand.
3385 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3386 for memory operands.
3388 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3390 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3392 2008-01-07 Richard Guenther <rguenther@suse.de>
3394 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3397 2008-01-07 Richard Guenther <rguenther@suse.de>
3399 PR tree-optimization/34683
3400 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3401 VOPs of the needed size to save memory. Use VEC_quick_push
3402 to save compile-time.
3403 (vdefs_to_vec): Likewise.
3405 2008-01-07 Sa Liu <saliu@de.ibm.com>
3407 * config/spu/spu.md (divdf3): Genetate inline code for double
3408 division. The implementation doesn't handle INF or NAN, therefore it
3409 only applies when -ffinite-math-only is given.
3411 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3414 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3415 * doc/cpp.texi ([Common Predefined Macros]): Document.
3417 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3420 order to use commutative addition instead of subtraction.
3422 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3423 Mircea Namolaru <namolaru@il.ibm.com>
3424 Vladimir Yanovsky <yanov@il.ibm.com>
3425 Revital Eres <eres@il.ibm.com>
3427 PR tree-optimization/34263
3428 * tree-outof-ssa.c (process_single_block_loop_latch,
3429 contains_tree_r): New functions.
3430 (analyze_edges_for_bb): Call process_single_block_loop_latch
3431 function to empty single-basic-block latch block if possible.
3433 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3435 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3437 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3439 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3441 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3443 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3445 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3447 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3449 PR tree-optimization/34618
3450 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3453 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3456 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3457 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3458 Update copyright year.
3460 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3461 Update copyright year.
3462 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3465 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3467 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3468 edge does not point to current bb before changing need_assert.
3470 2008-01-04 Richard Guenther <rguenther@suse.de>
3473 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3474 for verifying purposes if they are is_gimple_min_invariant.
3476 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3478 PR tree-optimization/34448
3479 PR tree-optimization/34465
3480 * gimplify.c (gimplify_init_constructor): Add new parameter
3481 notify_temp_creation. Use it.
3482 (gimplify_modify_expr_rhs): Take volatiles into account when
3483 optimizing constructors.
3484 Do not optimize constructors if gimplify_init_constructor will dump to
3486 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3487 * gcc.c-torture/compile/pr34448.c: New.
3489 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3491 PR gcov-profile/34609
3492 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3493 return_slot if result is TREE_ADDRESSABLE.
3495 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3497 * config/mips/mips.md (sqrt_condition): Tweak comment.
3498 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3500 2008-01-03 Tom Tromey <tromey@redhat.com>
3503 * c-common.c (c_type_hash): Handle VLAs.
3505 2008-01-03 Jan Hubicka <jh@suse.cz>
3507 PR tree-optimization/31081
3508 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3509 0 when inlining and not inlining to first basic block.
3510 (remap_decl): When var is initialized to 0, don't set default_def.
3511 (expand_call_inline): Set entry_bb.
3512 * tree-inline.h (copy_body_data): Add entry_bb.
3514 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3517 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3520 PR tree-optimization/29484
3521 * tree-inline.c (inline_forbidden_p_2): New function.
3522 (inline_forbidden_p): Disallow inlining if some static var
3523 has an address of a local LABEL_DECL in its initializer.
3524 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3527 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3529 PR tree-optimization/34635
3530 * tree-data-ref.c (add_other_self_distances): Make sure that the
3531 evolution step is constant.
3533 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3536 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3538 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3540 * tree-sra.c (scalarize_init): Insert the generate_element_init
3541 statements after the generate_element_zero statements.
3543 2008-01-02 Richard Guenther <rguenther@suse.de>
3547 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3548 for very large number of operands instead of ICEing.
3550 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3553 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3554 while stack probing.
3556 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3558 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3561 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3564 * tree-mudflap.c (mx_register_decls): Guard warning by
3565 !DECL_ARTIFICIAL check.
3567 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3569 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3570 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3571 sse5_perm<mode>): Fix constraints.
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