1 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4 word-extractions out of a multi-word object.
6 2008-03-06 Richard Guenther <rguenther@suse.de>
8 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
9 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10 result type and precision.
11 * expr.c (get_inner_reference): Set unsignedp based on the result
12 type of BIT_FIELD_REF.
13 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
14 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15 (try_instantiate_multiple_fields): Likewise. Use the correct type
17 (sra_build_assignment): Likewise.
18 (sra_build_elt_assignment): Likewise.
19 (sra_explode_bitfield_assignment): Likewise.
20 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22 set BIT_FIELD_REF_UNSIGNED.
23 (vectorizable_load): Likewise.
25 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
27 * cse.c (cse_extended_basic_block): Invalidate artificial defs
30 2008-03-06 Richard Guenther <rguenther@suse.de>
32 * alias.c (struct alias_set_entry): Move has_zero_child field
33 to pack with alias_set.
35 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
37 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
40 2008-03-05 Ian Lance Taylor <iant@google.com>
42 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
44 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
46 * fwprop.c (update_df): Support width and offset parameters of
48 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
49 global_conflicts): Change DF_REF_EXTRACT to either
50 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
51 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
52 * df-scan.c (df_ref_record, df_defs_record,
53 df_ref_create_structure, df_def_record_1, df_uses_record,
54 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
55 df_bb_refs_collect, df_entry_block_defs_collect,
56 df_exit_block_uses_collect): Support new width and offset fields.
57 (ref_extract_pool): New storage pool.
58 (df_free_ref): New function.
59 (df_reg_chain_unlink, df_free_collection_rec,
60 df_sort_and_compress_refs): Call df_free_ref.
61 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
63 (df_ref_create_structure): Allocate df_ref_extract if offset and
64 width fields are used.
65 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
66 (df_uses_record): Get offset and width from ZERO_EXTRACT
68 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
69 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
70 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
71 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
72 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
73 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
74 (df_ref_extract): New structure.
75 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
76 (df_ref_create): Add width and offset parameters.
78 2008-03-05 Richard Guenther <rguenther@suse.de>
80 * tree-ssa-structalias.c (get_constraint_for_component_ref):
82 (offset_overlaps_with_access): Rename
83 to ranges_overlap_p and move ...
84 * tree-flow-inline.h (ranges_overlap_p): ... here.
86 * tree.h (get_inner_reference, handled_component_p): Update
89 * tree.h (record_component_aliases, get_alias_set,
90 alias_sets_conflict_p, alias_sets_must_conflict_p,
91 objects_must_conflict_p): Move declarations ...
92 * alias.h (record_component_aliases, get_alias_set,
93 alias_sets_conflict_p, alias_sets_must_conflict_p,
94 objects_must_conflict_p): ... here.
96 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
98 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
100 * cfg.c: Include tree-flow.h.
101 (remove_edge_raw): Call redirect_edge_var_map_clear.
102 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
103 * tree-flow-inline.h (redirect_edge_var_map_def): New.
104 (redirect_edge_var_map_result): New.
105 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
106 PENDING_STMT use with redirect_edge_var_map_*.
107 * tree-ssa.c (edge_var_maps): New definition.
108 (redirect_edge_var_map_add): New.
109 (redirect_edge_var_map_clear): New.
110 (redirect_edge_var_map_dup): New.
111 (redirect_edge_var_map_vector): New.
112 (redirect_edge_var_map_destroy): New.
113 (ssa_redirect_edge): Replace PENDING_STMT use with
114 redirect_edge_var_map_*.
115 (flush_pending_stmts): Same.
116 (delete_tree_ssa): Destroy edge var map.
117 * tree-flow.h (struct _edge_var_map): New.
118 Define edge_var_map vector type.
119 Declare redirect_edge_var_map_* prototypes.
120 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
121 * tree-cfg.c (reinstall_phi_args): Replace
122 PENDING_STMT use with redirect_edge_var_map_*.
124 2008-03-05 Richard Guenther <rguenther@suse.de>
126 PR tree-optimization/35472
127 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
128 whose single use_stmt has a overlapping set of loaded and
129 stored symbols as that use_stmt might be a noop assignment then.
131 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
133 * gthr-rtems.h: Implement __gthread_mutex_destroy.
135 2008-03-05 Richard Guenther <rguenther@suse.de>
138 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
140 * tree-cfg.c (verify_expr): Verify it.
141 * fold-const.c (fold_truthop): Remove code generating
142 BIT_FIELD_REFs of structure bases.
143 (fold_binary): Likewise.
144 (fold_ternary): Position and size of BIT_FIELD_REFs are
145 always host integers.
146 (make_bit_field_ref): Remove.
147 (optimize_bit_field_compare): Remove.
148 (all_ones_mask_p): Remove.
150 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
153 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
154 (split_block_and_df_analyze): New. Split basic block and rebuild
156 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
158 (split_pattern_seq): Likewise.
159 (erase_matching_seqs): Likewise.
160 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
162 2008-03-04 Geoff Keating <geoffk@apple.com>
164 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
165 declaration and code.
166 (tree_invalid_nonnegative_warnv_p): Likewise.
168 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
170 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
171 examples. Truncate option-names then causing overfull hbox.
173 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
176 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
178 * configure: Rebuilt.
180 2008-03-04 Rafael Espindola <espindola@google.com>
182 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
183 (tree_unary_nonnegative_warnv_p): New.
184 (tree_binary_nonnegative_warnv_p): New.
185 (tree_single_nonnegative_warnv_p): New.
186 (tree_invalid_nonnegative_warnv_p): New.
187 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
189 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
192 * opts.c (handle_option): Postpone 'unknown option' errors only for
195 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
198 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
201 2008-03-04 Rafael Espindola <espindola@google.com>
203 * fold-const.c (tree_unary_nonzero_warnv_p): New.
204 (tree_binary_nonzero_warnv_p): New.
205 (tree_single_nonzero_warnv_p): New.
206 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
208 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
211 * fold-const.c (fold_cond_expr_with_comparison): Prevent
212 transformations for modes that have signed zeros.
213 * ifcvt.c (noce_try_abs): Ditto.
216 2008-03-04 Joseph Myers <joseph@codesourcery.com>
218 * config/i386/i386.c (override_options): Force
219 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
221 2008-03-04 Jan Hubicka <jh@suse.cz>
224 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
227 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
229 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
230 label to probe the stack.
232 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
234 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
235 (__gthr_win32_mutex_destroy): Declare.
236 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
237 __gthr_win32_mutex_destroy.
238 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
240 2008-03-03 Jan Hubicka <jh@suse.cz>
243 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
244 aggressive on inlining cold calls.
246 2008-03-03 Richard Guenther <rguenther@suse.de>
248 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
249 struct copies into the expression table.
250 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
251 (try_to_simplify): Likewise.
252 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
253 integral and pointer arguments which do not change the
254 precision to NOP_EXPRs.
255 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
256 VIEW_CONVERT_EXPR case.
258 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
260 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
261 defined in a loop at depth 0 is invariant.
262 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
263 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
264 be called at loop depth 0.
266 2008-03-02 Jakub Jelinek <jakub@redhat.com>
269 * gcc.c (process_command): Update copyright notice dates.
270 * gcov.c (print_version): Likewise.
271 * gcov-dump.c (print_version): Likewise.
272 * mips-tfile.c (main): Likewise.
273 * mips-tdump.c (main): Likewise.
275 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
278 * c-common.c (flag_permissive): Delete.
279 (constant_expression_warnings): Check flags first.
280 (constant_expression_error): New.
281 * c-common.h (flag_permissive): Delete.
282 (constant_expression_error): Declare.
283 * flags.h (flag_permissive): Declare. Update description.
284 * diagnostic.c (pedwarn): Update.
286 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
287 (permissive_error_kind): New.
288 * toplev.c (flag_permissive): Define. Update description.
289 * toplev.h (permissive_error_kind): Declare.
290 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
291 (pedwarn_c90): Use pedantic_warning_kind.
292 * c-opts.c (c_common_post_options): flag_permissive does not affect
293 flag_pedantic_errors.
295 2008-03-02 Joseph Myers <joseph@codesourcery.com>
297 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
298 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
299 __absvsi2, __absvDI2): Use unsigned arithmetic.
301 2008-03-02 Andi Kleen <ak@suse.de>
302 Richard Guenther <rguenther@suse.de>
304 * struct-equiv.c: Remove file.
305 * cfg_cleanup.c (condjump_equiv_p): Remove.
306 * Makefile.in (OBJS-common): Remove struct-equiv.o.
307 (struct-equiv.o): Remove rule.
308 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
309 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
310 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
312 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
314 * ifcvt.c (noce_process_if_block): Try to handle only the then
315 block if the else block exists but isn't suitable.
317 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
320 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
321 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
322 regression from previous patch.
324 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
327 * gthr.h: Add __gthread_mutex_destroy as a function that must be
329 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
330 * gthr-single.h (__gthread_mutex_destroy): Likewise.
331 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
332 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
333 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
334 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
335 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
336 (__gthread_mutex_destroy_function): Rename to
337 __gthread_mutex_destroy.
338 * gthr-dce.h (__gthread_mutex_destroy): Call
339 pthread_mutex_destroy.
340 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
341 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
342 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
344 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
346 * df-scan.c (df_ref_chain_change_bb): Simplify.
347 (df_insn_change_bb): Add new_bb argument. Simplify. Call
348 set_block_for_insn if there's any change.
349 * df.h ((df_insn_change_bb): Fix prototype.
350 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
351 df_insn_change_bb, don't call set_block_for_insn.
352 * emit-rtl.c (reorder_insns): Likewise.
353 * haifa-sched.c (move_insn): Likewise.
355 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
357 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
359 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
361 * tree-flow-inline.h (next_readonly_imm_use): Return
362 NULL_USE_OPERAND_P after the end.
364 2008-03-01 Richard Guenther <rguenther@suse.de>
366 PR tree-optimization/35411
367 * tree-sra.c (sra_build_assignment): Split conversion to
368 final type to a separate statement if we are not assigning
371 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
373 * fold-const.c (fold_convertible_p): Correct the logic to follow
374 that in fold_convert().
376 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
379 * tree-inline.c (build_duplicate_type): When we make a
380 duplicate type, make it unique in the canonical types system.
382 2008-02-29 Tom Tromey <tromey@redhat.com>
384 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
385 input_file_stack_history, input_file_stack_restored): Remove.
386 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
387 * input.h (struct file_stack): Remove.
388 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
389 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
391 * diagnostic.h (struct diagnostic_context) <last_module>: Change
393 (diagnostic_last_module_changed): Add 'map' argument.
394 (diagnostic_set_last_function): Likewise.
395 * diagnostic.c (undiagnostic_report_current_module): Iterate using
396 line map, not input_file_stack.
397 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
399 2008-02-29 Paul Brook <paul@codesourcery.com>
401 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
403 2008-02-29 Paul Brook <paul@codesourcery.com>
405 * config/arm/ieee754-df.S (muldf3): Use RET macros.
407 2008-02-29 Richard Guenther <rguenther@suse.de>
409 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
411 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
412 value for comparing for a store match.
413 (simplify_unary_expression): Do nothing for SSA_NAMEs.
414 (try_to_simplify): Do not do a full-blown reference lookup.
416 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
418 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
419 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
421 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
423 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
425 * tree-loop-linear.c (try_interchange_loops): Compare memory access
426 strides against cache sizes.
428 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
430 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
433 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
435 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
436 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
437 is smaller than the original promoted value.
438 (simplify_subreg): If OP is a SUBREG, try to preserve its
439 SUBREG_PROMOTED_VAR_P information.
441 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
443 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
444 (VN_INFO_GET): Allocate new objects on the obstack.
445 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
446 for rpo_numbers_temp, for consistency.
447 (free_scc_vn): Free the obstack.
449 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
451 * doc/invoke.texi: Document -ftree-loop-distribution.
452 * tree-loop-distribution.c: New.
453 * tree-pass.h (pass_loop_distribution): New.
454 * graphds.h (struct graph): Add htab_t indices.
455 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
456 * tree-vectorizer.c (rename_variables_in_loop): Extern.
457 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
458 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
459 * tree-data-ref.c (debug_data_dependence_relations): New.
460 (dump_data_dependence_relation): Also print data references.
461 (free_data_ref): Extern.
462 (same_access_functions): Moved...
463 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
464 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
465 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
466 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
467 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
468 (stmts_from_loop): Skip LABEL_EXPR.
469 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
471 (build_rdg): Initialize rdg->indices htab.
472 (free_rdg, stores_from_loop, ref_base_address,
473 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
474 have_similar_memory_accesses_1, ref_base_address_1,
475 remove_similar_memory_refs): New.
476 * tree-data-ref.h: Depend on tree-chrec.h.
477 (debug_data_dependence_relations, free_data_ref): Declared.
478 (same_access_functions): ... here.
479 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
481 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
482 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
483 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
484 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
485 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
486 rdg_vertex_for_stmt): Declared.
487 (struct rdg_edge): Add level.
489 (free_rdg, stores_from_loop, remove_similar_memory_refs,
490 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
492 (rdg_has_similar_memory_accesses): New.
493 * tree-vect-analyze.c: Remove unused static decls.
494 * lambda.h (dependence_level): New.
495 * common.opt (ftree-loop-distribution): New.
496 * tree-flow.h (mark_virtual_ops_in_bb,
497 slpeel_tree_duplicate_loop_to_edge_cfg,
498 rename_variables_in_loop): Declared.
499 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
500 (OBJS-common): Add tree-loop-distribution.o.
501 (tree-loop-distribution.o): New rule.
502 * tree-cfg.c (mark_virtual_ops_in_bb): New.
503 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
504 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
506 2008-02-28 Joseph Myers <joseph@codesourcery.com>
509 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
510 other than structures and unions.
512 2008-02-28 Richard Guenther <rguenther@suse.de>
515 2008-02-26 Richard Guenther <rguenther@suse.de>
517 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
518 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
519 (lookup_decl_from_uid): Declare.
520 (remove_decl_from_map): Likewise.
521 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
522 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
523 (decl_for_uid_map): New global hashtable mapping DECL_UID
525 (init_ttree): Allocate it.
526 (insert_decl_to_uid_decl_map): New helper function.
527 (make_node_stat): Insert new decls into the map.
528 (copy_node_stat): Likewise.
529 (lookup_decl_from_uid): New function.
530 (remove_decl_from_map): Likewise.
531 (print_decl_for_uid_map_statistics): New helper.
532 (dump_tree_statistics): Call it.
534 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
535 (referenced_var_iterator): Adjust.
536 (FOR_EACH_REFERENCED_VAR): Adjust.
537 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
538 (num_referenced_vars): Adjust.
539 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
540 (first_referenced_var): Remove.
541 (end_referenced_vars_p): Likewise.
542 (next_referenced_var): Likewise.
543 (referenced_var_iterator_set): New helper function.
544 * tree-dfa.c (referenced_var_lookup): Adjust.
545 (referenced_var_check_and_insert): Likewise.
546 (remove_referenced_var): Likewise.
547 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
548 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
549 (verify_call_clobbering): Likewise.
550 (verify_memory_partitions): Likewise.
551 (init_tree_ssa): Allocate bitmap instead of hashtable for
553 (delete_tree_ssa): Adjust.
554 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
555 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
556 (compute_tag_properties): Likewise.
557 (set_initial_properties): Likewise.
558 (find_partition_for): Likewise.
559 (update_reference_counts): Likewise.
560 (dump_may_aliases_for): Likewise.
561 * tree-ssa-operands.c (add_virtual_operand): Likewise.
562 (add_call_clobber_ops): Likewise.
563 (add_call_read_ops): Likewise.
564 (get_asm_expr_operands): Likewise.
565 * tree-into-ssa.c (dump_decl_set): Likewise.
566 (update_ssa): Likewise.
567 * tree-sra.c (scan_function): Likewise.
568 (decide_instantiations): Likewise.
569 (scalarize_parms): Likewise.
570 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
571 (dsa_named_for): Likewise.
572 * tree-ssa-structalias.c (update_alias_info): Likewise.
573 (merge_smts_into): Likewise.
575 2008-02-27 David Daney <ddaney@avtrex.com>
578 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
579 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
580 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
581 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
582 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
584 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
587 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
588 (BUILT_IN_NEXTTOWARD): Remove.
589 (BUILT_IN_NEXTTOWARDF): Ditto.
590 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
591 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
593 2008-02-27 Tom Tromey <tromey@redhat.com>
595 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
596 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
598 2008-02-27 Jan Beulich <jbeulich@novell.com>
600 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
601 update the respective field on newdecl.
603 2008-02-27 Revital Eres <eres@il.ibm.com>
605 PR rtl-optimization/34999
606 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
607 crossing edges that ends with a call insn.
608 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
609 call insn and clear the EDGE_CROSSING flag of the crossing edge
610 when fixing fallthru edges.
612 2008-02-27 Richard Guenther <rguenther@suse.de>
615 * fold-const.c (fold_unary): Return the correct argument,
616 converted to the result type.
618 2008-02-27 Richard Guenther <rguenther@suse.de>
621 * expr.c (expand_expr_real_1): Assert on rotates that operate
623 * fold-const.c (fold_binary): Use the types precision, not the
624 bitsize of the mode if folding rotate expressions. Build rotates
627 2008-02-27 Jakub Jelinek <jakub@redhat.com>
629 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
631 * c-pragma.c (pragma_ns_name): New typedef.
632 (registered_pp_pragmas): New variable.
633 (c_pp_lookup_pragma): New function.
634 (c_register_pragma_1): If flag_preprocess_only, do nothing
635 for non-expanded pragmas, for expanded ones push pragma's
636 namespace and name into registered_pp_pragmas vector.
637 (c_invoke_pragma_handler): Register OpenMP pragmas even when
638 flag_preprocess_only, don't register GCC pch_preprocess
639 pragma if flag_preprocess_only.
640 * c-opts.c (c_common_init): Call init_pragma even if
641 flag_preprocess_only.
642 * c-pragma.c (c_pp_lookup_pragma): New prototype.
643 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
644 cpp_register_pragma if flag_preprocess_only.
646 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
649 * c-parser.c (c_parser_translation_unit): Warn for empty
650 translation unit, not empty source file.
652 2008-02-26 Paul Brook <paul@codesourcery.com>
654 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
656 * config/arm/arm.h (reg_class): Add CORE_REGS.
657 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
658 (BASE_REG_CLASS): Use CORE_REGS.
659 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
660 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
661 (REGNO_OK_FOR_INDEX_P): Exclude SP.
662 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
663 ARM_REGNO_OK_FOR_INDEX_P.
664 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
665 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
666 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
667 (ldm/stm peepholes): Ditto.
668 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
669 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
670 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
671 * config/arm/constraints.md: Enable "k" constraint on ARM.
673 2008-02-27 Ben Elliston <bje@au.ibm.com>
675 * config/rs6000/rs6000.c: Annotate cache line size field in all
676 instances of struct processor_costs.
678 2008-02-26 David Edelsohn <edelsohn@gnu.org>
680 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
681 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
682 jump_bypass): New counters.
683 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
684 * dce.c (gate_ud_dce): Same.
685 (gate_fast_dce): Same.
686 * dse.c (gate_dse1): New function.
687 (gate_dse2): New function.
688 (gate_dse): Merge results of new gate functions.
689 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
690 (gate_handle_jump_bypass): Add dbg_cnt.
691 (gate_handle_gcse): Add dbg_cnt.
692 * ifcvt.c (gate_handle_if_conversion): Same.
693 (gate_handle_if_after_combine): Same.
694 (gate_handle_if_after_reload): Same.
695 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
697 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
699 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
701 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
703 2008-02-26 Jason Merrill <jason@redhat.com>
706 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
707 alone if it's the naming decl for the type's main variant.
709 2008-02-26 Tom Tromey <tromey@redhat.com>
711 * system.h (USE_MAPPED_LOCATION): Poison.
712 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
713 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
714 (make_goto_expr_edges): Likewise.
715 (remove_bb): Likewise.
716 (execute_warn_function_return): Likewise.
717 * basic-block.h (struct edge_def) <goto_locus>: Change type to
719 * c-common.c (fname_decl): Remove old location code.
720 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
722 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
724 (ASM_INPUT_SOURCE_LOCATION): Likewise.
725 (gen_rtx_ASM_INPUT): Likewise.
726 (gen_rtx_ASM_INPUT_loc): Likewise.
727 (get_rtx_asm_OPERANDS): Remove.
728 * cfglayout.c (insn_locators_alloc): Remove old location code.
729 (set_curr_insn_source_location): Likewise.
730 (curr_insn_locator): Likewise.
731 * print-tree.c (print_node): Remove old location code.
732 * tree-mudflap.c (mf_varname_tree): Remove old location code.
733 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
734 * cfgexpand.c (expand_gimple_cond_expr): Don't use
736 (construct_exit_block): Remove old location code.
737 * emit-rtl.c (force_next_line_note): Remove old location code.
738 * profile.c (branch_prob): Remove old location code.
739 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
740 LOC_LINE): Remove old-location variants.
741 * langhooks.c (lhd_print_error_function): Remove old location
743 * configure, config.in: Rebuilt.
744 * configure.ac (--enable-mapped-location): Remove.
745 * c-decl.c (c_init_decl_processing): Remove old location code.
746 (finish_function): Likewise.
747 * recog.c (decode_asm_operands): Remove old location code.
748 * c-pch.c (c_common_read_pch): Remove old location code.
749 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
751 * gimple-low.c (lower_function_body): Remove old location code.
752 * toplev.c (unknown_location): Remove.
753 (push_srcloc): Remove old-location variant.
754 (process_options): Remove old location code.
755 (lang_dependent_init): Likewise.
756 * input.h (UNKNOWN_LOCATION): Move definition.
757 (location_t): Undeprecate.
758 (source_locus): Remove.
759 (location_from_locus): Remove.
760 (struct location_s): Remove.
761 Remove all old-location code.
762 (input_line, input_filename): Remove.
763 * final.c (final_scan_insn): Remove old location code.
764 * diagnostic.c (diagnostic_build_prefix): Remove
765 USE_MAPPED_LOCATION test.
766 * tree.h (gimple_stmt) <locus>: Now a location_t.
767 (tree_exp) <locus>: Likewise.
768 (DECL_IS_BUILTIN): Remove old-location variant.
769 (annotate_with_file_line, annotate_with_locus): Likewise.
770 (expr_locus, set_expr_locus): Update.
771 * tree.c (build1_stat): Remove old location code.
772 (last_annotated_node): Remove.
773 (annotate_with_file_line): Remove old-location variant.
774 (annotate_with_locus): Likewise.
775 (expr_location): Remove old location code.
776 (set_expr_location): Likewise.
777 (expr_has_location): Likewise.
778 (expr_locus): Likewise.
779 (set_expr_locus): Likewise.
780 (expr_filename): Don't use location_from_locus.
781 (expr_lineno): Likewise.
782 * rtl-error.c (location_for_asm): Remove old location code.
783 * c-lex.c (cb_line_change): Remove old location code.
784 (fe_file_change): Likewise.
785 (cb_def_pragma): Likewise.
786 (c_lex_with_flags): Likewise.
787 * gengtype.c (do_typedef): Don't special-case location types.
788 (define_location_structures): Remove.
789 (main): Don't call define_location_structures.
790 * tree-pretty-print.c (dump_implicit_edges): Remove old location
793 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
796 * builtins.def (BUILT_IN_STDARG_START): Remove.
797 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
798 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
799 * tree-inline.c (inline_forbidden_p_1): Likewise.
801 2008-02-26 Richard Guenther <rguenther@suse.de>
803 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
804 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
805 (lookup_decl_from_uid): Declare.
806 (remove_decl_from_map): Likewise.
807 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
808 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
809 (decl_for_uid_map): New global hashtable mapping DECL_UID
811 (init_ttree): Allocate it.
812 (insert_decl_to_uid_decl_map): New helper function.
813 (make_node_stat): Insert new decls into the map.
814 (copy_node_stat): Likewise.
815 (lookup_decl_from_uid): New function.
816 (remove_decl_from_map): Likewise.
817 (print_decl_for_uid_map_statistics): New helper.
818 (dump_tree_statistics): Call it.
820 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
821 (referenced_var_iterator): Adjust.
822 (FOR_EACH_REFERENCED_VAR): Adjust.
823 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
824 (num_referenced_vars): Adjust.
825 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
826 (first_referenced_var): Remove.
827 (end_referenced_vars_p): Likewise.
828 (next_referenced_var): Likewise.
829 (referenced_var_iterator_set): New helper function.
830 * tree-dfa.c (referenced_var_lookup): Adjust.
831 (referenced_var_check_and_insert): Likewise.
832 (remove_referenced_var): Likewise.
833 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
834 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
835 (verify_call_clobbering): Likewise.
836 (verify_memory_partitions): Likewise.
837 (init_tree_ssa): Allocate bitmap instead of hashtable for
839 (delete_tree_ssa): Adjust.
840 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
841 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
842 (compute_tag_properties): Likewise.
843 (set_initial_properties): Likewise.
844 (find_partition_for): Likewise.
845 (update_reference_counts): Likewise.
846 (dump_may_aliases_for): Likewise.
847 * tree-ssa-operands.c (add_virtual_operand): Likewise.
848 (add_call_clobber_ops): Likewise.
849 (add_call_read_ops): Likewise.
850 (get_asm_expr_operands): Likewise.
851 * tree-into-ssa.c (dump_decl_set): Likewise.
852 (update_ssa): Likewise.
853 * tree-sra.c (scan_function): Likewise.
854 (decide_instantiations): Likewise.
855 (scalarize_parms): Likewise.
856 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
857 (dsa_named_for): Likewise.
858 * tree-ssa-structalias.c (update_alias_info): Likewise.
859 (merge_smts_into): Likewise.
861 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
864 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
865 * c-opts.c (c_common_handle_option): Wall enables
866 Wvolatile-register-var.
867 * common.opt: Move Wvolatile-register-var to...
870 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
872 * common.opt (Wlarger-than=): New.
873 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
875 * opts.c (common_handle_option): Handle -Wlarger-than=.
876 * optc-gen.awk: Likewise.
877 * opth-gen.awk: Likewise.
878 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
879 * tree-optimize.c (tree_rest_of_compilation): Likewise.
881 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
883 * c-common.c (match_case_to_enum_1): Add appropriate
884 OPT_W* parameter to warning.
885 (c_do_switch_warnings): Likewise.
886 * c-typeck.c (warning_init): Add one more parameter following
888 (push_init_level): Update call to warning_init.
889 (pop_init_level): Likewise.
890 (add_pending_init): Likewise.
891 (output_init_element: Likewise.
893 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
896 * toplev.c (toplev_main): If there are warnings or error, print
897 errors for ignored options.
898 * opts.c (ignored_options): New static variable.
899 (postpone_unknown_option_error): New.
900 (print_ignored_options): New.
901 (handle_option): Postpone errors for unknown -Wno-* options.
902 * opts.h (print_ignored_options): Declare.
904 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
906 * config/mips/mips.md (loadgp_blockage, blockage): Change type
909 2008-02-25 Richard Guenther <rguenther@suse.de>
912 2008-02-25 Richard Guenther <rguenther@suse.de>
914 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
915 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
916 (lookup_decl_from_uid): Declare.
917 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
918 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
919 (decl_for_uid_map): New global hashtable mapping DECL_UID
921 (init_ttree): Allocate it.
922 (insert_decl_to_uid_decl_map): New helper function.
923 (make_node_stat): Insert new decls into the map.
924 (copy_node_stat): Likewise.
925 (lookup_decl_from_uid): New function.
926 (print_decl_for_uid_map_statistics): New helper.
927 (dump_tree_statistics): Call it.
929 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
930 (referenced_var_iterator): Adjust.
931 (FOR_EACH_REFERENCED_VAR): Adjust.
932 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
933 (num_referenced_vars): Adjust.
934 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
935 (first_referenced_var): Remove.
936 (end_referenced_vars_p): Likewise.
937 (next_referenced_var): Likewise.
938 (referenced_var_iterator_set): New helper function.
939 * tree-dfa.c (referenced_var_lookup): Adjust.
940 (referenced_var_check_and_insert): Likewise.
941 (remove_referenced_var): Likewise.
942 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
943 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
944 (verify_call_clobbering): Likewise.
945 (verify_memory_partitions): Likewise.
946 (init_tree_ssa): Allocate bitmap instead of hashtable for
948 (delete_tree_ssa): Adjust.
949 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
950 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
951 (compute_tag_properties): Likewise.
952 (set_initial_properties): Likewise.
953 (find_partition_for): Likewise.
954 (update_reference_counts): Likewise.
955 (dump_may_aliases_for): Likewise.
956 * tree-ssa-operands.c (add_virtual_operand): Likewise.
957 (add_call_clobber_ops): Likewise.
958 (add_call_read_ops): Likewise.
959 (get_asm_expr_operands): Likewise.
960 * tree-into-ssa.c (dump_decl_set): Likewise.
961 (update_ssa): Likewise.
962 * tree-sra.c (scan_function): Likewise.
963 (decide_instantiations): Likewise.
964 (scalarize_parms): Likewise.
965 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
966 (dsa_named_for): Likewise.
967 * tree-ssa-structalias.c (update_alias_info): Likewise.
968 (merge_smts_into): Likewise.
970 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
973 * doc/invoke.texi (-fcx-limited-range): Document new option.
974 * toplev.c (process_options): Handle -fcx-fortran-rules.
975 * common.opt: Add documentation for -fcx-fortran-rules.
977 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
980 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
981 actual behaviour and C99.
983 2008-02-26 Ben Elliston <bje@au.ibm.com>
985 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
986 (ASM_CPU_POWER6_SPEC): Likewise.
987 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
988 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
989 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
991 2008-02-25 Richard Guenther <rguenther@suse.de>
993 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
994 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
995 (lookup_decl_from_uid): Declare.
996 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
997 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
998 (decl_for_uid_map): New global hashtable mapping DECL_UID
1000 (init_ttree): Allocate it.
1001 (insert_decl_to_uid_decl_map): New helper function.
1002 (make_node_stat): Insert new decls into the map.
1003 (copy_node_stat): Likewise.
1004 (lookup_decl_from_uid): New function.
1005 (print_decl_for_uid_map_statistics): New helper.
1006 (dump_tree_statistics): Call it.
1008 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1009 (referenced_var_iterator): Adjust.
1010 (FOR_EACH_REFERENCED_VAR): Adjust.
1011 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1012 (num_referenced_vars): Adjust.
1013 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1014 (first_referenced_var): Remove.
1015 (end_referenced_vars_p): Likewise.
1016 (next_referenced_var): Likewise.
1017 (referenced_var_iterator_set): New helper function.
1018 * tree-dfa.c (referenced_var_lookup): Adjust.
1019 (referenced_var_check_and_insert): Likewise.
1020 (remove_referenced_var): Likewise.
1021 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1022 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1023 (verify_call_clobbering): Likewise.
1024 (verify_memory_partitions): Likewise.
1025 (init_tree_ssa): Allocate bitmap instead of hashtable for
1027 (delete_tree_ssa): Adjust.
1028 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1029 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1030 (compute_tag_properties): Likewise.
1031 (set_initial_properties): Likewise.
1032 (find_partition_for): Likewise.
1033 (update_reference_counts): Likewise.
1034 (dump_may_aliases_for): Likewise.
1035 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1036 (add_call_clobber_ops): Likewise.
1037 (add_call_read_ops): Likewise.
1038 (get_asm_expr_operands): Likewise.
1039 * tree-into-ssa.c (dump_decl_set): Likewise.
1040 (update_ssa): Likewise.
1041 * tree-sra.c (scan_function): Likewise.
1042 (decide_instantiations): Likewise.
1043 (scalarize_parms): Likewise.
1044 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1045 (dsa_named_for): Likewise.
1046 * tree-ssa-structalias.c (update_alias_info): Likewise.
1047 (merge_smts_into): Likewise.
1049 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1052 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1053 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1054 * alias.h (nonoverlapping_memrefs_p): Likewise.
1056 2008-02-25 Jan Beulich <jbeulich@novell.com>
1058 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1059 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1060 __emultls_get_address, __emultls_register_common,
1061 __floatundi?f, and _Unwind_GetIPInfo.
1062 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1063 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1064 (gen_regparm_prefix): Likewise.
1065 (i386_nlm_encode_section_info): Sync with
1066 config/i386/winnt.c:i386_pe_encode_section_info().
1067 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1068 i386_nlm_mangle_decl_assembler_name): New.
1069 (netware_override_options): New.
1070 * config/i386/netware.h (netware_override_options): Declare.
1071 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1072 (i386_nlm_mangle_decl_assembler_name): Declare.
1073 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1075 2008-02-25 Ben Elliston <bje@au.ibm.com>
1078 * c-decl.c (grokdeclarator): Remove unused local variables
1079 `typedef_type' and `type_as_written'.
1081 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1082 unused local variable `has_hot_blocks'.
1083 (fix_crossing_conditional_branches): Remove unused local variable
1086 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1089 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1090 using DEF_C99_BUILTIN.
1091 (BUILT_IN_NANF): Ditto.
1092 (BUILT_IN_NANL): Ditto.
1094 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1095 Revital Eres <eres@il.ibm.com>
1097 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1098 regarding the order of two dependent insns in the same row.
1100 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1102 * stor-layout.c (layout_decl): Do not bump the alignment of a
1103 bit-field to more than byte alignment if it is packed.
1105 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1107 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1110 2008-02-24 Diego Novillo <dnovillo@google.com>
1112 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1115 * tree-vrp.c (vrp_evaluate_conditional): With
1116 -Wtype-limits, emit a warning when comparing against a
1117 constant outside the natural range of OP0's type.
1118 * c.opt (Wtype-limits): Move ...
1119 * common.opt (Wtype-limits): ... here.
1121 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1123 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1124 * config/rs6000/e300c2c3.md: New file.
1125 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1127 (rs6000_override_options): Add e300c2 and e300c3 cases to
1128 processor_target_table. Do not allow usage of Altivec or Spe
1129 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1130 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1131 * config/rs6000/rs6000.h (processor_type): Add
1132 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1133 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1134 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1135 and ppce300c3. Include e300c2c3.md.
1137 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1139 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1140 instead of TARGET_STRICT_ALIGN.
1142 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1144 * explow.c (memory_address): Assert that the generated address is
1147 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1150 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1151 * config/darwin-ppc-ldouble-patch.def: New file.
1152 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1153 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1154 SUBTARGET_INIT_BUILTINS if defined.
1155 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1158 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1161 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1162 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1164 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1167 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1168 file" warning condtional on -Winvalid-PCH.
1170 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1172 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1174 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1179 prevent reload from using MMX registers.
1180 (*mov<mode>_internal): Ditto.
1181 (*movv2sf_internal_rex64): Ditto.
1182 (*movv2sf_internal): Ditto.
1184 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1186 PR documentation/31569
1187 * doc/install.texi2html: Use makeinfo --no-number-sections.
1189 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1191 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1192 ensure that we can address an entire entity > 8 bytes. Don't
1193 generate reg+reg addressing for such data.
1195 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1197 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1198 strings when optimizing for size, unless the target cares about
1201 2008-02-22 Tom Tromey <tromey@redhat.com>
1203 * regclass.c (current_pass): Remove declaration.
1205 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1207 * config/avr/libgcc.S (__RAMPZ__): Define.
1208 (__do_copy_data): Add for devices with 128KB code memory.
1210 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1212 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1214 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1216 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1218 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1221 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1224 * c-typeck.c (build_binary_op): Warn about floating point
1225 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1227 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1230 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1231 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1233 (rs6000_override_options): Set altivec_abi as default, not override,
1234 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1235 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1236 is used; use new member spe_abi.
1237 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1238 spe_abi and altivec_abi.
1240 2008-02-22 Tomas Bily <tbily@suse.cz>
1242 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1244 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1247 * config.build (build_file_translate): Set to `CMD //c' only if
1249 * Makefile.in (build_file_translate): Improve comment.
1251 2008-02-21 Jan Hubicka <jh@suse.cz>
1253 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1254 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1255 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1257 2008-02-21 Michael Matz <matz@suse.de>
1260 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1262 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1265 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1267 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1268 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1269 SSE_VEC_FLOAT_MODE_P as insn constraint.
1270 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1271 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1272 sse4a_movntdf using MODEF mode iterator.
1273 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1274 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1275 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1276 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1277 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1278 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1279 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1281 2008-02-21 Richard Guenther <rguenther@suse.de>
1283 * tree.def (PAREN_EXPR): New tree code.
1284 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1286 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1287 * expr.c (expand_expr_real_1): Likewise.
1288 * tree-inline.c (estimate_num_insns_1): Likewise.
1289 * tree-complex.c (expand_complex_move): Likewise.
1290 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1293 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1296 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1298 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1301 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1303 * config/sh/sh.c (find_barrier): Don't go past
1304 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1306 2008-02-20 DJ Delorie <dj@redhat.com>
1308 * config/h8300/h8300.md (insv): Force source operand to be a register.
1310 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1311 as a jump, not as a plain insn.
1313 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1315 * doc/invoke.texi (Warning Options): Add new option
1316 -Wframe-larger-than=.
1317 (-Wframe-larger-than): Document.
1319 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1320 Add declarations for new option variables.
1322 * final.c (final_start_function): Check the frame size
1323 before emission and issue a Wframe-larger-than warning.
1325 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1326 Add definitions for new option variables.
1327 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1329 * common.opt (Wframe-larger-than=): New option.
1331 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1333 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1334 (<sse>_div<mode>3): Ditto.
1335 (<sse>_vmdiv<mode>3): Ditto.
1336 (<sse>_vmsqrt<mode>2): Ditto.
1337 (*smax<mode>3): Ditto.
1338 (sse5_frcz<mode>2): Ditto.
1339 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1342 2008-02-20 Richard Guenther <rguenther@suse.de>
1345 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1346 be happy with INTEGRAL_TYPE_P.
1348 2008-02-20 Richard Guenther <rguenther@suse.de>
1350 * fold-const.c (split_tree): Associate floatig-point expressions
1351 if flag_associative_math is set.
1353 2008-02-20 Richard Guenther <rguenther@suse.de>
1355 * tree.h (fold_real_zero_addition_p): Declare.
1356 * fold-const.c (fold_real_zero_addition_p): Export.
1357 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1358 floating-point operations with zero and one.
1360 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1362 * doc/install.texi: Correct references to CFLAGS, replacing them
1363 with BOOT_CFLAGS. Document flags used during bootstrap for
1366 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1369 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1370 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1372 (smin<mode>3): Ditto from similar patterns.
1373 (smax<mode>3): Ditto.
1374 (*ieee_smin<mode>3): Ditto.
1375 (*ieee_smax<mode>3): Ditto.
1376 * config/i386/sse.md (sse): New mode attribute.
1377 (mov<mode>): Macroize expander from movv4sf and movv2df using
1378 SSEMODEF2P mode iterator.
1379 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1380 SSE_VEC_FLOAT_MODE_P as insn constraint.
1381 (storent<mode>): Ditto.
1382 (storent<mode>): Macroize expander from storentsf and storentdf using
1383 MODEF mode iterator.
1384 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1385 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1386 (abs<mode>2): Ditto from similar patterns.
1387 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1388 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1389 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1390 (<sse>_vmsqrt<mode>2): Ditto.
1391 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1392 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1393 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1394 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1395 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1396 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1397 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1399 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1400 iterator and SSE_FLOAT_MODE_P as insn constraint.
1401 (<sse>_ucomi): Ditto from similar patterns.
1402 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1403 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1404 SSE_VEC_FLOAT_MODE_P as insn constraint.
1405 (vcond<mode>): Ditto from similar patterns.
1406 (and<mode>3, *and<mode>3): Ditto.
1407 (<sse>_nand<mode>3): Ditto.
1408 (ior<mode>3, *ior<mode>3): Ditto.
1409 (xor<mode>3, *xor<mode>3): Ditto.
1410 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1411 iterator and SSE_FLOAT_MODE_P as insn constraint.
1412 (*nand<mode>3): Ditto from similar patterns.
1413 (*ior<mode>3): Ditto.
1414 (*xor<mode>3): Ditto.
1416 2008-02-20 Ira Rosen <irar@il.ibm.com>
1418 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1419 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1420 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1422 2008-02-19 Jan Hubicka <jh@suse.cz>
1424 * predict.c (tree_bb_level_predictions): Remove variable next
1425 mistakely introduced by previous commit.
1427 2008-02-19 Jan Hubicka <jh@suse.cz>
1429 * predict.c (predict_paths_leading_to): Rewrite.
1430 (predict_paths_for_bb): New.
1431 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1433 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1436 * Makefile.in (build_file_translate): New.
1437 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1438 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1439 * configure.ac (build_file_translate): Substitute it.
1440 * configure: Regenerate.
1442 2008-02-19 Jan Hubicka <jh@suse.cz>
1444 PR rtl-optimization/34408
1445 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1448 2008-02-19 Jan Hubicka <jh@suse.cz>
1451 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1454 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1457 * config/i386/i386-modes.def: Revert the last DI alignment
1458 change until Ada people can look into it.
1460 2008-02-19 Nick Clifton <nickc@redhat.com>
1462 * opts.c (print_specific_help): Fix typo in --help text.
1464 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1467 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1468 32-bit inline asm without asm alternatives for host GCC < 3.0.
1470 2008-02-19 Richard Guenther <rguenther@suse.de>
1472 PR tree-optimization/34989
1473 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1474 Allow propagation to INDIRECT_REF if we can simplify only.
1476 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1478 * c-common.c (warn_for_collisions_1): Use appropriate option when
1481 2008-02-19 Nick Clifton <nickc@redhat.com>
1484 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1485 (handle_options): Fix indentation.
1486 (print_filtered_help): If no language-specific options were
1487 displayed tell the user how to list all the options supported by
1488 the language's front-end.
1489 (print_specific_help): Fix indentation and remove duplicate line.
1490 (common_handle_option): Handle the -v option.
1491 For --help enable the display of undocumented options if the -v
1492 switch has been included on the command line.
1493 For --help= check for overlaps in the arguments between the option
1494 classes and the language names and issue a warning when they
1495 cannot be disambiguated.
1496 * c.opt (v): Pass on to the common option handler.
1498 2008-02-19 Revital Eres <eres@il.ibm.com>
1500 * modulo-sched.c (sms_schedule): Change dump message when
1501 create_ddg function fails.
1502 (try_scheduling_node_in_cycle): Rename row to cycle.
1503 (print_partial_schedule): Rename CYCLE to ROW.
1505 2008-02-19 Christian Bruel <christian.bruel@st.com>
1506 Zdenek Dvorak <ook@ucw.cz>
1508 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1510 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1513 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1514 (*x86_movdicc_0_m1_se): Ditto.
1516 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1518 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1519 (CMPtype): Define as __gcc_CMPtype.
1520 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1521 (CMPtype): Define as __gcc_CMPtype.
1523 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1525 Support valgrind 3.3 for --enable-checking=valgrind.
1526 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1528 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1529 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1530 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1531 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1532 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1533 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1534 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1536 * ggc-zone.c: Similar.
1537 * ggc-page.c: Similar.
1539 2008-02-19 Paul Brook <paul@codesourcery.com>
1542 * config/arm/ieee754-df.S: Fix do_it typo.
1543 * config/arm/ieee754-sf.S: Fix do_it typo.
1545 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1548 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1549 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1550 (OPTION_MASK_ISA_SSE_SET): Likewise.
1551 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1552 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1553 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1554 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1555 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1556 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1557 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1558 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1559 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1560 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1561 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1562 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1563 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1564 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1565 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1566 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1567 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1568 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1569 (OPTION_MASK_ISA_SSE4): Removed.
1570 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1571 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1573 (override_options): Don't turn on implied SSE/MMX bits in
1576 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1578 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1581 2008-02-18 Joey Ye <joey.ye@intel.com>
1584 * tree-nested.c (insert_field_into_struct): Set type alignment
1585 to field alignment if the former is less than the latter.
1587 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1589 * BASE-VER: Set to 4.4.0.
1591 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1593 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1594 * doc/cfg.texi: Likewise.
1595 * doc/extend.texi: Likewise.
1596 * doc/gty.texi: Likewise.
1597 * doc/invoke.texi: Likewise.
1598 * doc/loop.texi: Likewise.
1599 * doc/md.texi: Likewise.
1600 * doc/passes.texi: Likewise.
1601 * doc/rtl.texi: Likewise.
1602 * doc/sourcebuild.texi: Likewise.
1603 * doc/tm.texi: Likewise.
1604 * doc/tree-ssa.texi: Likewise.
1606 2008-02-17 Richard Guenther <rguenther@suse.de>
1609 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1610 without default definition.
1612 2008-02-17 Richard Guenther <rguenther@suse.de>
1614 PR tree-optimization/35231
1615 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1618 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1622 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1623 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1624 libgcc_cmp_return mode.
1626 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1629 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1631 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1633 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1636 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1638 * doc/c-tree.texi: Use `@.' where appropriate.
1639 * doc/extend.texi: Likewise.
1640 * doc/install.texi: Likewise.
1641 * doc/invoke.texi: Likewise.
1642 * doc/loop.texi: Likewise.
1643 * doc/makefile.texi: Likewise.
1644 * doc/md.texi: Likewise.
1645 * doc/passes.texi: Likewise.
1646 * doc/standards.texi: Likewise.
1647 * doc/tm.texi: Likewise.
1649 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1652 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1654 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1655 rather than in entry_bb.
1657 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1659 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1660 libgcc_cmp_return mode.
1662 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1665 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1666 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1668 2008-02-15 Richard Guenther <rguenther@suse.de>
1669 Zdenek Dvorak <ook@ucw.cz>
1671 PR tree-optimization/35164
1672 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1673 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1674 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1675 Only propagate addresses which do not have abnormal SSA_NAMEs
1678 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1681 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1683 2008-02-15 Jan Hubicka <jh@suse.cz>
1686 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1688 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1691 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1692 when calculating alignment_pad.
1694 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1696 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1697 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1698 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1699 and STACK_BOUNDARY define.
1701 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1703 PR preprocessor/35061
1704 * c-pragma.c (handle_pragma_pop_macro): Check that
1705 pushed_macro_table has been allocated.
1707 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1710 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1711 (force_gimple_operand): Likewise.
1712 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1713 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1714 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1715 (find_interesting_uses_address): Check addressability and alignment
1716 of the base expression only after substituting bases of IVs into it.
1718 2008-02-14 Michael Matz <matz@suse.de>
1721 * function.c (instantiate_virtual_regs_in_insn): Reload address
1722 before falling back to reloading the whole operand.
1724 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1726 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1727 before the first section switch note.
1729 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1731 * doc/bugreport.texi: Update copyright years.
1732 * doc/c-tree.texi: Likewise.
1733 * doc/cfg.texi: Likewise.
1734 * doc/cpp.texi: Likewise.
1735 * doc/cppinternals.texi: Likewise.
1736 * doc/fragments.texi: Likewise.
1737 * doc/frontends.texi: Likewise.
1738 * doc/gcc.texi: Likewise.
1739 * doc/gty.texi: Likewise.
1740 * doc/hostconfig.texi: Likewise.
1741 * doc/implement-c.texi: Likewise.
1742 * doc/libgcc.texi: Likewise.
1743 * doc/loop.texi: Likewise.
1744 * doc/makefile.texi: Likewise.
1745 * doc/options.texi: Likewise.
1746 * doc/passes.texi: Likewise.
1747 * doc/rtl.texi: Likewise.
1748 * doc/sourcebuild.texi: Likewise.
1749 * doc/standards.texi: Likewise.
1750 * doc/tree-ssa.texi: Likewise.
1751 * doc/trouble.texi: Likewise.
1753 * doc/extend.texi: Use @: or add comma where appropriate.
1754 * doc/invoke.texi: Likewise.
1755 * doc/tm.texi: Likewise.
1757 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1760 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1763 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1765 * doc/md.texi (clz, ctz): Add reference.
1766 * doc/rtl.texi (clz, ctz): Likewise.
1768 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1771 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1774 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1776 * config/s390/s390.c (struct constant_pool): New field
1777 emit_pool_after added.
1778 (s390_mainpool_start): Set the emit_pool_after flag according
1779 to the section switch notes.
1780 (s390_mainpool_finish): Consider emit_pool_after when emitting
1781 the literal pool at the end of the function.
1782 (s390_chunkify_start): Force literal pool splits at section
1785 2008-02-13 Michael Matz <matz@suse.de>
1788 * var-tracking.c (clobber_variable_part): Correctly traverse the
1791 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1794 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1795 Add -fdump-ipa-inline.
1796 * tree-dump.c (dump_files): Remove tree-inlined dump.
1797 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1799 2008-02-12 Richard Guenther <rguenther@suse.de>
1801 PR tree-optimization/35171
1802 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1805 2008-02-12 Richard Guenther <rguenther@suse.de>
1808 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1809 value-preserving mode. Disallow final truncation.
1811 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1814 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1815 code from here to...
1816 (force_gimple_operand): ...here.
1818 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1821 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1822 non-compatible pointers.
1823 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1824 different FIELD_DECLs, try harder by comparing field offsets, sizes
1828 * function.c (match_asm_constraints_1): Don't replace the same input
1831 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1833 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1834 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1835 (expand_epilogue): Restore RAMPZ register.
1836 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1838 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1840 * config/i386/cygwin.asm: (__alloca): Correct calling
1841 convention and alignment.
1842 (__chkstk): Force 8 byte stack alignment.
1844 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1845 Richard Guenther <rguenther@suse.de>
1847 PR tree-optimization/33992
1848 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1849 the zero we compare against.
1851 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1854 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1855 to CloseHandle after unlocking to prevent accumulation of handle
1858 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1861 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1862 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1863 and update LABEL_NUSES during and after reload.
1865 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1868 * combine.c (simplify_if_then_else): Make sure the comparison is
1869 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1871 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1874 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1875 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1876 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1877 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1878 * tree.h (get_type_static_bounds): Likewise.
1880 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1882 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1883 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1884 Make -Wfoo language annotations match what the compiler outputs.
1886 2008-02-08 Sa Liu <saliu@de.ibm.com>
1888 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1889 intrinsics spu_convts, spu_convtu, spu_convtf.
1890 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1892 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1894 * doc/extend.texi (Function Attributes) <noinline>: Mention
1895 asm ("") as method to keep calls.
1897 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1900 * doc/options.texi (Options): Replace references to opts.sh with
1902 * opts-common.c: Likewise.
1903 * optc-gen.awk: Likewise.
1905 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1907 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1909 2008-02-07 Richard Henderson <rth@redhat.com>
1912 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1913 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1916 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1918 PR tree-optimization/35085
1919 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1920 for operand entry oe2 in addition to operand entry oe3 in order to
1921 expose more opportunities for vectorizer sum reduction.
1923 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1926 * Makefile.in (LIBS): Remove $(GMPLIBS).
1927 (cc1-dummy, cc1): Add $(GMPLIBS).
1929 2008-02-06 Jan Hubicka <jh@suse.cz>
1932 * i386.md (moddf_integer): Do not produce partial memory stalls for
1933 targets where it hurts.
1935 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1938 * optabs.c (expand_float): Do not check for decimal modes when
1939 expanding unsigned integer through signed conversion.
1941 2008-02-06 Nick Clifton <nickc@redhat.com>
1943 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1944 inside the clobber with a match_operand and duplicated operand
1945 number in the constraint.
1946 (ineqbranchsi): Delete redundant comment.
1948 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1950 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1951 builtin_define ("__USE_INIT_FINI__").
1952 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1954 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1956 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1958 PR documentation/30330
1959 * doc/invoke.texi (C++ Dialect Options)
1960 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1961 For each warning option -Wfoo that allows -Wno-foo, ensure both
1962 -Wfoo and -Wno-foo are listed in the option index. Fix index
1963 entry of -Wswitch-default, index -Wnormalized= including the
1964 `=', and -Wlarger-than-@var{len} including @var{len}.
1966 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1968 * config/i386/i386.md (floatunssisf2): Use
1969 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1970 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1971 Macroize expander using MODEF mode iterator.
1973 2008-02-05 Diego Novillo <dnovillo@google.com>
1975 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1978 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1980 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1983 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1985 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1988 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1989 to indicate if a message should be generated.
1990 (init_cumulative_args): Updated.
1991 (function_value_32): Likewise.
1993 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1995 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1997 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2001 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2003 2008-02-04 Diego Novillo <dnovillo@google.com>
2005 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2008 * tree-vrp.c (vrp_evaluate_conditional): With
2009 -Wtype-limits, emit a warning when comparing against a
2010 constant outside the natural range of OP0's type.
2012 2008-02-04 Richard Guenther <rguenther@suse.de>
2015 * expr.c (count_type_elements): Give for unions instead of
2018 2008-02-04 Richard Guenther <rguenther@suse.de>
2021 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2022 to TYPE_DOMAINs base type instead of using bitsizetype here.
2024 2008-02-03 Jason Merrill <jason@redhat.com>
2026 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2028 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2031 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2032 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2033 (RS/6000 and PowerPC Options): Fix typos and markup.
2034 * doc/passes.texi (Tree-SSA passes): Likewise.
2036 2008-02-02 Michael Matz <matz@suse.de>
2039 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2040 from record_last_reg_set_info.
2041 (record_last_reg_set_info): Take an RTX argument, iterate over all
2042 constituent hardregs.
2043 (record_last_set_info, record_opr_changes): Change calls to
2044 new signature or to record_last_reg_set_info_regno.
2046 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2048 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2050 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2052 PR rtl-optimization/34773
2053 * reg-notes.def (EQUAL): Mention significance of combination of
2054 REG_EQUAL and REG_RETVAL.
2055 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2056 insn that has a REG_RETVAL.
2058 2008-02-01 Roger Sayle <roger@eyesopen.com>
2061 * configure.ac (--enable-fixed-point): Disable unless explicitly
2063 * configure: Regenerate.
2065 2008-02-01 Richard Guenther <rguenther@suse.de>
2068 * invoke.texi (-finline-limit): Remove no longer true parts
2069 of the documentation. Note that there is no default value.
2071 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2072 Mark Mitchell <mark@codesourcery.com>
2073 Ben Elliston <bje@au.ibm.com>
2076 * doc/extend.texi (Other Builtins): Document.
2078 2008-01-31 Tom Browder <tom.browder@gmail.com>
2080 * doc/c-tree.texi (Types): Fix grammar.
2081 (Expression trees): Ditto.
2082 * doc/passes.texi (Tree-SSA passes): Ditto.
2084 * doc/configterms.texi (Configure Terms): Fix typo.
2085 * doc/cpp.texi (Common Predefined Macros): Ditto.
2086 * doc/md.texi (Machine Constraints): Ditto.
2088 * doc/makefile.texi (Makefile): Add comma.
2090 2008-01-31 Tom Browder <tom.browder@gmail.com>
2091 Gerald Pfeifer <gerald@pfeifer.com>
2093 * doc/sourcebuild.texi (Front End): Remove references to CVS
2094 and CVSROOT/modules.
2095 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2096 (Back End): Remove reference to CVS.
2098 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2101 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2103 (mips16_gp_pseudo_reg): ...here.
2104 * config/mips/mips.md (load_const_gp): Replace with...
2105 (load_const_gp_<mode>): ...this :P-based insn.
2107 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2109 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2110 options. Minor fixes.
2111 (-std): Move reference to standards closer to where language
2112 standards are first mentioned.
2114 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2116 PR rtl-optimization/34995
2117 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2118 parameter and return a bool. If the rtx parameter is nonnull,
2119 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2120 (find_reloads): Update call accordingly. Pass the new operand
2121 if it needed no address reloads, otherwise pass null.
2123 2008-01-30 Richard Henderson <rth@redhat.com>
2126 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2127 for unbounded arrays.
2129 2008-01-30 Silvius Rus <rus@google.com>
2131 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2133 2008-01-30 Jan Hubicka <jh@suse.cz>
2136 * i386.c (init_cumulative_args): Use real function declaration when
2139 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2141 PR rtl-optimization/34998
2142 * global.c (build_insn_chain): Treat non-subreg_lowpart
2143 SUBREGs of pseudos as clobbering all the words covered by the
2144 SUBREG, not just all the bytes.
2145 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2146 original df_ref rather than an extract parameter.
2147 (global_conflicts): Update call accordingly.
2149 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2151 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2152 the overflow check to make it easier to read.
2153 (__fixtfdi): Change the type of the ll member in union
2154 long_double to UDItype_x.
2156 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2159 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2160 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2161 * tree-inline.c (fold_marked_statements): Call
2162 cgraph_update_edges_for_call_stmt if folding a call statement.
2163 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2164 debug_generic_stmt calls, reset it back afterwards.
2167 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2169 * c-typeck.c (build_external_ref): Don't pedwarn about
2170 static vars in current function's scope.
2172 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2174 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2176 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2179 * ipa-struct-reorg.c: Fix spelling.
2180 * params.def: Ditto.
2182 2008-01-29 Richard Guenther <rguenther@suse.de>
2185 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2187 * tree-inline.c (remap_type): Increment remapping_type_depth
2188 around remapping types.
2189 (copy_body_r): Only add referenced variables if they are referenced
2190 from code, not types.
2192 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2203 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2204 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2206 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2209 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2210 pointer for tiny stack.
2212 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2214 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2216 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2218 * config/vx-common.h: Fix typo in comment.
2220 2008-01-28 Ian Lance Taylor <iant@google.com>
2224 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2225 coalesce pointers if they have different DECL_NO_TBAA_P values.
2226 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2227 between variables with different DECL_NO_TBAA_P values.
2229 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2232 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2233 are not legitimate small data references on SPE targets.
2235 2008-01-28 David Daney <ddaney@avtrex.com>
2237 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2239 2008-01-28 David Daney <ddaney@avtrex.com>
2241 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2243 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2245 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2246 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2247 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2248 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2249 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2250 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2251 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2252 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2254 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2256 * basic-block.h (condjump_equiv_p): Fix comment.
2258 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2260 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2261 print_generic_stmt_indented): Fix comment.
2263 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2265 * configure.ac (__stack_chk_fail): Add detecion for availability
2266 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2267 * configure: Regenerate.
2269 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2272 * final.c (output_addr_const): Handle TRUNCATE.
2274 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2277 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2278 (zero_cost, infinite_cost): New constants.
2279 (struct cost_pair): Change type of cost to comp_cost.
2280 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2281 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2283 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2284 split_address_cost, ptr_difference_cost, difference_cost,
2285 get_computation_cost_at, get_computation_cost,
2286 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2287 determine_use_iv_cost_condition, determine_use_iv_costs,
2288 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2289 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2290 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2291 Change type of cost to comp_cost.
2292 (determine_iv_cost): Increase cost of non-original ivs, instead
2293 of decreasing the cost of original ones.
2294 (get_address_cost): Indicate the complexity of the addressing mode
2296 (try_add_cand_for): Prefer using ivs not specific to some object.
2297 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2299 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2300 Janis Johnson <janis187@us.ibm.com>
2303 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2304 (TARGET_INSTANTIATE_DECLS): Likewise.
2305 * target.h (expand_to_rtl_hook): New target hook.
2306 (instantiate_decls): Likewise.
2307 * function.c (instantiate_decl): Make non-static. Rename to...
2308 (instantiate_decl_rtl): ... this.
2309 (instantiate_expr): Use instantiate_decl_rtl.
2310 (instantiate_decls_1): Likewise.
2311 (instantiate_decls): Likewise.
2312 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2313 * function.h (instantiate_decl_rtl): Add prototype.
2314 * cfgexpand.c (target.h): New include.
2315 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2316 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2317 (TARGET_INSTANTIATE_DECLS): Likewise.
2318 (TARGET_INITIALIZER): New target hooks added.
2319 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2321 * config/rs6000/rs6000.c (tree-flow.h): New include.
2322 (machine_function): Add sdmode_stack_slot field.
2323 (rs6000_alloc_sdmode_stack_slot): New function.
2324 (rs6000_instantiate_decls): Likewise.
2325 (rs6000_secondary_memory_needed_rtx): Likewise.
2326 (rs6000_check_sdmode): Likewise.
2327 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2328 (TARGET_INSTANTIATE_DECLS): Likewise.
2329 (rs6000_hard_regno_mode_ok): Allow SDmode.
2330 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2331 (rs6000_emit_move): Handle SDmode.
2332 (function_arg_advance): Likewise.
2333 (function_arg): Likewise.
2334 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2335 SDmode var args for 32-bit compiles.
2336 (rs6000_secondary_reload_class): Handle SDmode.
2337 (rs6000_output_function_epilogue): Likewise.
2338 (rs6000_function_value): Simplify if statement.
2339 (rs6000_libcall_value): Likewise.
2340 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2341 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2342 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2343 (movsd_hardfloat): New define_insn.
2344 (movsd_softfloat): Likewise.
2345 (movsd_store): Likewise.
2346 (movsd_load): Likewise.
2347 (extendsddd2): Likewise.
2348 (extendsdtd2): Likewise.
2349 (truncddsd2): Likewise.
2350 (movdd_hardfloat64): Fixup comment.
2351 (UNSPEC_MOVSD_LOAD): New constant.
2352 (UNSPEC_MOVSD_STORE): Likewise.
2354 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2357 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2359 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2360 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2361 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2364 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2367 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2368 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2369 __LONGDOUBLE128 too.
2370 * config/rs6000/aix61.h: New file.
2372 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2374 PR rtl-optimization/34959
2375 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2376 popcount and parity rtxes the same mode as their operand.
2377 Truncate or extend the result to the return value's mode
2380 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2383 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2384 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2385 to GOT_VERSION_REGNUM.
2386 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2387 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2388 * config/mips/mips.c (mips_emit_call_insn): New function.
2389 (mips_call_tls_get_addr): Call mips_expand_call directly.
2390 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2392 (mips16_build_call_stub): Likewise. Return the call insn or null.
2393 (mips_expand_call): Update the call to mips16_build_call_stub
2394 accordingly and a remove redundant condition. Assert that MIPS16
2395 stubs do not use lazy binding. Use mips_emit_call_insn and return
2397 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2399 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2400 (mips_avoid_hazard): Remove hazard_set handling.
2401 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2402 (UNSPEC_RESTORE_GP): ...this.
2403 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2404 (FAKE_CALL_REGNO): Rename to...
2405 (GOT_VERSION_REGNUM): ...this.
2406 (type): Add "ghost" value. Add an associated insn reservation.
2407 (hazard_set): Remove.
2408 (exception_receiver): Rename to...
2409 (restore_gp): ...this and update the unspec identifier accordingly.
2410 (exception_receiver, nonlocal_got_receiver): New expanders.
2411 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2412 FAKE_CALL_REGNO. Remove hazard_set attribute.
2413 (set_got_version, update_got_version): New patterns.
2415 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2418 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2420 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2423 * doc/install.texi2html: Generate gcc-vers.texi.
2425 2008-01-25 DJ Delorie <dj@redhat.com>
2427 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2429 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2431 * config/c4x: Remove directory.
2432 * config.gcc (crx-*, mt-*): Mark obsolete.
2433 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2434 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2435 sh-*-rtemscoff*): Remove cases.
2436 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2437 * real.c (encode_c4x_single, decode_c4x_single,
2438 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2439 c4x_extended_format): Remove.
2440 * real.h (c4x_single_format, c4x_extended_format): Remove.
2441 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2443 (Pragmas): Remove comment about c4x pragmas.
2444 * doc/install.texi (c4x): Remove target-specific instructions.
2445 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2446 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2447 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2448 refer to C4x source files as examples.
2449 (C4X_FLOAT_FORMAT): Remove documentation.
2451 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2453 * config/bfin/bfin.c (override_options): Reorder tests so that
2454 flag_pic gets enabled for -msep-data.
2456 2008-01-25 Richard Guenther <rguenther@suse.de>
2459 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2460 to its bitfield precision if required.
2462 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2465 * tree-nested.c (walk_omp_for): New function.
2466 (convert_nonlocal_reference, convert_local_reference): Call
2467 walk_omp_for on OMP_FOR.
2468 (convert_call_expr): Call walk_body on OMP_FOR's
2469 OMP_FOR_PRE_INIT_BODY.
2471 2008-01-25 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/34966
2474 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2475 default defs and PHI_NODEs we have to insert after the
2478 2008-01-24 Nick Clifton <nickc@redhat.com>
2480 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2481 Provide a default definition.
2482 (LIBGCC2_UNITS_PER_WORD): Likewise.
2484 * config/stormy16/stormy16.c: Include df.h for the prototype
2485 for df_regs_ever_live_p.
2486 (xstormy16_expand_builtin_va_start): Convert the stack offset
2487 into a component_ref and then use POINTER_PLUS_EXPR to add it
2488 to the incoming_virtual_args_rtx.
2489 (xstormy16_gimplify_va_arg_expr): Rename to
2490 xstormy16_gimplify_va_arg_expr.
2491 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2492 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2493 xstormy16_gimplify_va_arg_expr.
2494 Fix up some formatting issues.
2496 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2497 Move to predicates.md.
2498 (xs_hi_general_operand): Likewise.
2499 (xs_hi_nonmemory_operand): Likewise.
2500 * config/stormy16/predicates.md:
2501 (xstormy16_carry_plus_operand): New predicate.
2502 (xs_hi_general_operand): New predicate.
2503 (xs_hi_nonmemory_operand): New predicate.
2504 * config/stormy16/stormy16-protos.h:
2505 (xstormy16_carry_plus_operand): Delete prototype.
2506 (xs_hi_general_operand): Likewise.
2507 (xs_hi_nonmemory_operand): Likewise.
2509 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2510 modifiers as they are no longer needed and they can trigger
2511 reload spill failures.
2513 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2514 with a match_operand in order to help reload.
2516 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2517 constraint with 'e' for the 8th alternative as this version of
2518 the mov.w instruction only accepts the lower 8 registers.
2520 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2523 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2524 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2527 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2530 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2532 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2534 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2536 (remove_structure): Update allocations list before removing structure.
2538 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2540 * ipa-struct-reorg.c (is_safe_cond_expr,
2541 create_new_stmts_for_cond_expr): Use integer_zerop function,
2542 that recognize not only zero-pointer, but zero-integer too.
2544 2008-01-25 Ben Elliston <bje@au.ibm.com>
2547 * fixproto: Escape "." in sed expression that strips leading "./".
2549 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2552 * gcc.c (SWITCH_OK): Removed.
2553 (SWITCH_LIVE): Changed to bit.
2554 (SWITCH_FALSE): Likewise.
2555 (SWITCH_IGNORE): Likewise.
2556 (switchstr): Change live_cond to unsigned int.
2557 (process_command): Replace SWITCH_OK with 0.
2558 (do_self_spec): Likewise.
2559 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2560 (give_switch): Likewise.
2561 (used_arg): Likewise.
2562 (do_spec_1): Set the SWITCH_IGNORE bit.
2563 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2564 bits. Set the SWITCH_LIVE bit.
2566 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2568 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2570 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2572 PR tree-optimization/34472
2573 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2574 parameter to a "bool *" and set *DATA to false if there is
2575 an unsafe access. Do not delete the structure here.
2576 (check_cond_exprs): Delete it here instead.
2577 (check_cond_exprs, exclude_cold_structs): Do not increase
2578 I when removing a structure.
2580 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2583 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2584 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2586 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2589 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2590 a fixed vector for stack.
2592 2008-01-24 Ben Elliston <bje@au.ibm.com>
2595 * doc/gcc.texi (Software development): Add a direntry for g++.
2597 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2599 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2600 stale and straggling -fforce-addr comments above.
2602 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2604 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2605 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2607 2008-01-23 Michael Matz <matz@suse.de>
2610 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2613 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2615 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2618 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2620 * config/avr/avr.c (avr_current_arch): New variable.
2621 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2622 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2623 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2624 (avr_override_options): Init 'avr_current_arch'.
2625 (base_arch_s): Move from here...
2626 * config/avr/avr.h (base_arch_s): ... here. Add new members
2627 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2628 'mega' to 'have_jmp_call'.
2629 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2630 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2632 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2634 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2635 MULTILIB_MATCHES): (Ditto.).
2637 2008-01-23 Richard Guenther <rguenther@suse.de>
2640 * cgraphunit.c (cgraph_reset_node): Always mark the node
2641 not reachable if it is not queued already.
2643 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2645 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2646 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2647 (cputype_selected): New static variable.
2648 (bfin_handle_option): Set it if -mcpu is used.
2649 (override_option): Select default set of workarounds if no cpu type
2650 selected on the command line.
2651 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2653 From Michael Frysinger <michael.frysinger@analog.com>
2654 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2655 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2657 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2658 for bf547, bf523, bf524, and bf526.
2659 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2661 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2662 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2663 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2664 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2665 * doc/invoke.texi (Blackfin Options): Document that
2666 -mcpu now accept bf547, bf523, bf524, and bf526.
2668 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2670 PR rtl-optimization/34628
2671 * combine.c (try_combine): Stop and undo after the first combination
2672 if an autoincrement side-effect on the first insn has effectively
2675 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2678 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2679 Offset addresses are not valid for Altivec or paired float modes.
2681 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2684 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2685 if DECL_INITIAL (decl) is error_mark_node.
2688 * c-common.c (handle_vector_size_attribute): Only allow
2689 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2690 the same way as pointer, array etc. types.
2691 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2694 * tree.c (build_type_attribute_qual_variant): Call
2695 build_qualified_type if attributes are equal, but quals are not.
2697 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2700 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2701 * flags.h (warn_strict_aliasing): Remove.
2702 (warn_strict_overflow): Remove.
2703 * opts.c (warn_strict_aliasing): Remove.
2704 (warn_strict_overflow): Remove.
2705 * c-opts.c (c_common_handle_option): -Wall only sets
2706 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2707 (c_common_post_options): Give default values to -Wstrict-aliasing
2708 and -Wstrict-overflow if they are uninitialized.
2709 * common.opt (Wstrict-aliasing): Specify Var and Init.
2710 (Wstrict-overflow): Likewise.
2712 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2714 PR rtl-optimization/26854
2715 PR rtl-optimization/34400
2716 PR rtl-optimization/34884
2717 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2719 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2720 (df_rd_bb_info.expanded_lr_out): Deleted
2721 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2722 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2723 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2724 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2725 Removed code to allocate, initialize or free expanded_lr_out.
2726 (df_rd_bb_local_compute_process_def): Restructured to make more
2728 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2729 sets if the sets are being trimmed.
2731 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2734 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2735 (as_vers): Likewise.
2736 * configure: Regenerated.
2738 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2741 * tree-pass.h (pass_build_alias): New pass.
2742 * tree-ssa-alias.c (gate_build_alias): New.
2743 (pass_build_alias): New.
2744 * passes.c (init_optimization_passes): Add pass_build_alias after
2745 pass_create_structure_vars.
2747 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2749 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2750 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2751 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2752 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2753 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2754 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2755 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2756 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2757 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2758 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2759 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2760 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2761 * config/s390/s390.md (FP_ALL): New mode iterator.
2762 (_d): New mode attribute.
2763 ("*signbit<mode>2>"): Changed mode of first operand.
2764 ("isinf<mode>2"): Changed mode of first operand.
2765 ("*TDC_insn"): Adaptation for DFP modes.
2767 2008-01-22 Ben Elliston <bje@au.ibm.com>
2769 * tree.c (check_qualified_type): Improve function description.
2771 2008-01-21 Jason Merrill <jason@redhat.com>
2774 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2775 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2778 2008-01-21 DJ Delorie <dj@redhat.com>
2780 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2783 2008-01-21 Richard Guenther <rguenther@suse.de>
2786 * tree-cfg.c (verify_expr): Allow all invariant expressions
2787 instead of just constant class ones as reference argument.
2788 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2789 like any other constant.
2790 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2792 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2794 * regmove.c (fixup_match_1): Update call crossed frequencies.
2796 2008-01-21 Richard Guenther <rguenther@suse.de>
2799 * tree-inline.c (setup_one_parameter): Deal with mismatched
2800 types using a VIEW_CONVERT_EXPR.
2802 2008-01-21 Alon Dayan <alond@il.ibm.com>
2803 Olga Golovanevsky <olga@il.ibm.com>
2805 PR tree-optimization/34701
2806 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2807 when the structure size is not a power of 2.
2809 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2811 * doc/install.texi: Add doc for --enable-checking=df.
2813 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2815 PR rtl-optimization/34808
2816 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2818 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2820 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2823 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2825 PR rtl-optimization/26854
2826 PR rtl-optimization/34400
2827 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2829 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2830 (df_rd_bb_info.expanded_lr_out): New.
2831 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2832 * loop_iv.c (iv_analysis_loop_init): Ditto.
2833 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2834 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2835 Added code to allocate, initialize or free expanded_lr_out.
2836 (df_rd_bb_local_compute_process_def): Restructured to make
2837 more understandable.
2838 (df_rd_confluence_n): Add code to do nothing with fake edges and
2839 code to no apply invalidate_by_call sets if the sets are being trimmed.
2840 (df_lr_local_finalize): Renamed to df_lr_finalize.
2841 (df_live_local_finalize): Renamed to df_live_finalize.
2843 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2846 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2847 deciding whether to use reciprocal instructions.
2849 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2851 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2852 dwarf2out_note_section_used if cold_text_section is NULL.
2854 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2856 PR gcov-profile/34610
2857 * tree-cfg.c (make_edges): Mark both outgoing edges from
2858 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2859 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2860 from OMP_FOR and OMP_CONTINUE outgoing edges.
2862 * tree-profile.c (tree_profiling): Return early if
2863 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2865 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2866 from cfun to child_cfun.
2867 * function.h (struct function): Add after_tree_profile bit.
2869 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2871 * config/avr/avr.S (_exit): Disable interrupt.
2873 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2874 Steven Bosscher <stevenb.gcc@gmail.com>
2876 PR rtl-optimization/26854
2877 PR rtl-optimization/34400
2878 * df-problems.c (df_live_scratch): New scratch bitmap.
2879 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2880 (df_live_reset): Clear the proper bitmaps.
2881 (df_live_bb_local_compute): Only process the artificial defs once
2882 since the order is not important.
2883 (df_live_init): Init the df_live sets only with the variables
2884 found live by df_lr.
2885 (df_live_transfer_function): Use the df_lr sets to prune the
2886 df_live sets as they are being computed.
2887 (df_live_free): Free df_live_scratch.
2889 2008-01-18 Ian Lance Taylor <iant@google.com>
2891 * common.opt: Add fmerge-debug-strings.
2892 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2893 flag_merge_debug_strings rather than flag_merge_constants.
2894 * doc/invoke.texi (Option Summary): Mention
2895 -fmerge-debug-strings.
2896 (Debugging Options): Document -fmerge-debug-strings.
2898 2008-01-18 Ian Lance Taylor <iant@google.com>
2901 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2902 (struct tree_function_decl): Add new field operator_new_flag.
2903 * tree-inline.c (expand_call_inline): When inlining a call to
2904 operator new, force the return value to go into a variable, and
2905 set DECL_NO_TBAA_P on that variable.
2906 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2908 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2911 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2912 DWARF2_DEBUGGING_INFO.
2913 (dwarf2out_note_section_used): Ditto. Add prototype.
2914 (have_multiple_function_sections, text_section_used,
2915 cold_text_section_used, *cold_text_sections): Move declarations
2918 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2920 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2921 field and add signal_ra.
2922 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2923 assignments to frame state pc. Move end of stack check after
2924 MD_FALLBACK_FRAME_STATE_FOR.
2925 (uw_update_context_1): Use frame state signal_regs if set, instead
2926 of checking signal_frame flag.
2927 (uw_update_context): Use frame state signal_ra if set.
2928 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2929 * config/xtensa/linux-unwind.h: New file.
2931 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2933 * modulo-sched.c (get_sched_window): Fix comment typo.
2935 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2937 PR tree-optimization/34648
2938 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2940 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2942 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2943 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2945 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2947 PR rtl-optimization/34400
2948 * df-core.c (df_worklist_dataflow_overeager,
2949 df_worklist_dataflow_doublequeue): New functions.
2950 (df_worklist_dataflow): Two different worklist solvers.
2951 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2954 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2957 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2958 and ftree-parallelize-loops.
2960 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2962 PR rtl-optimization/34826
2963 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2965 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2967 * global.c (find_reg): Mark the eh regs as used if necessary.
2968 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2969 * ra.h (struct allocno): no_eh_reg field added. Changed
2970 no_stack_reg type to bitfield.
2972 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2974 * tree.c (substitute_in_expr): Add missing 'break'.
2976 2008-01-17 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/34825
2979 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2980 x / x as division to handle.
2982 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2984 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2985 "-pthread" is specified.
2986 * pa-hpux11.h (LIB_SPEC): Likewise.
2988 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2989 Peter Bergner <bergner@vnet.ibm.com>
2991 PR rtl-optimization/33796
2992 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2994 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2996 PR libgfortran/34699
2997 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2999 * pa-hpux10.h (LINK_SPEC): Likewise.
3000 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3002 2008-01-16 Richard Guenther <rguenther@suse.de>
3005 * fold-const.c (fold_convert_const_int_from_int): Do not
3006 set overflow if that occured only because of a sign extension
3007 change when converting from/to a sizetype with the same
3008 precision and signedness.
3010 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3013 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3014 location address to the correct place. Update copyright year.
3016 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3018 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3019 no dependences in the dependence_relations vector.
3021 2008-01-16 Jan Hubicka <jh@suse.cz>
3023 PR rtl-optimization/31396
3024 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3025 * cfg.c (dump_reg_info): Print it.
3026 * regs.h (struct reg_info_t): add freq_calls_crossed.
3027 (REG_FREQ_CALLS_CROSSED): New macro.
3028 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3029 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3030 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3031 regmove_optimize): Update call crossed frequencies.
3032 * local-alloc.c (struct qty): Add freq_calls_crossed.
3033 (alloc_qty): Copute freq_calls_crossed.
3034 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3035 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3036 * ra.h (struct allocno): Add freq_calls_crossed.
3038 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3040 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3041 libgomp when compiling with ftree-parallelize-loops.
3042 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3044 2008-01-16 Richard Guenther <rguenther@suse.de>
3046 PR tree-optimization/34769
3047 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3048 * tree.c (int_cst_value): Instead make this function more
3049 permissive in what it accepts as valid input. Document this
3050 function always sign-extends the value.
3052 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3053 Richard Guenther <rguenther@suse.de>
3056 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3057 (gimple_fold_indirect_ref_rhs): ... this.
3058 (gimple_fold_indirect_ref): New function with foldings
3059 that preserve lvalueness.
3060 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3061 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3062 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3063 to fold an INDIRECT_REF, fall back to the old use of
3064 fold_indirect_ref_1.
3066 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3068 * tree-data-ref.c (subscript_dependence_tester_1): Call
3069 free_conflict_function.
3070 (compute_self_dependence): Same.
3072 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3075 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3076 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3078 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3079 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3080 for DWARF2_UNWIND_INFO targets.
3082 2008-01-16 Richard Guenther <rguenther@suse.de>
3085 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3086 type qualifiers for function types.
3088 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3090 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3091 loop_iterator li from previous commit.
3093 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3095 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3097 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3099 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3100 (parallelize_loops): Don't parallelize irreducible components.
3102 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3105 * c-opts (c_common_post_options): Do not enable CPP
3106 flag_pedantic_errors by default.
3108 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3110 PR rtl-optimization/31944
3111 * cse.c (remove_pseudo_from_table): New function.
3112 (merge_equiv_classes): Use above function to remove pseudo-registers.
3113 (invalidate): Likewise.
3115 2008-01-13 Richard Guenther <rguenther@suse.de>
3118 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3119 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3121 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3123 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3124 validate_change to unshare the source of the PC set.
3126 2008-01-12 Jan Hubicka <jh@suse.cz>
3129 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3130 references above array bounds. This might trigger bounds checks for
3133 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3135 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3136 new_replaceable_dependencies.
3138 2008-01-12 Doug Kwan <dougkwan@google.com>
3140 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3141 instead of OPT_Wreturn_type in warning due to ignored return type
3143 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3144 options included in -Wextra.
3145 * c.opt: New option -Wignored_qualifiers.
3146 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3147 -Wignore_qualifiers.
3148 (-Wignored-qualifiers): Document.
3149 (-Wreturn-type): Remove description of functionality now handled
3150 by -Wignored-qualifiers.
3152 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3155 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3156 NOP_EXPR if it is between integral types with the same precision.
3158 2008-01-12 Jan Hubicka <jh@suse.cz>
3161 * invoke.texi (max-inline-recursive-depth): Fix default value.
3163 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3165 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3168 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3170 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3172 2008-01-11 James E. Wilson <wilson@specifix.com>
3175 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3177 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3179 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3180 save/restore frame pointer register and don't use 'call-prologues'
3181 optimization in function with "OS_task" attribute.
3183 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3186 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3187 when copying to memory.
3189 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3191 PR rtl-optimization/30905
3192 * cfgcleanup.c: Include dce.h
3193 (crossjumps_occured): New global variable.
3194 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3195 If something changed, set crossjumps_occured to true.
3196 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3197 Don't add/remove fake edges to exit here...
3198 (cleanup_cfg): ...but do it here, when crossjumping.
3199 Run a fast DCE when successful crossjumps occured in the latest
3200 iteration of try_optimize_cfg.
3202 2008-01-11 Richard Guenther <rguenther@suse.de>
3204 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3205 (struct vn_unary_op_s): Likewise.
3206 (vn_reference_insert): Free old reference on hash collision.
3208 2008-01-10 Raksit Ashok <raksit@google.com>
3210 PR rtl-optimization/27971
3211 * combine.c (find_split_point): Split PLUS expressions which are
3212 inside a MEM rtx, and whose first operand is complex.
3214 2008-01-10 DJ Delorie <dj@redhat.com>
3216 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3217 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3218 (m32c_hard_regno_ok): Call the underlying function.
3220 2008-01-10 Richard Guenther <rguenther@suse.de>
3223 * tree-cfg.c (tree_merge_blocks): Do not go through the
3224 full-blown folding and stmt updating path if we just deal
3225 with virtual operands.
3226 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3227 test for abnormal SSA_NAMEs.
3229 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3232 * reload.c (push_reload): Add assertions. All constants from
3233 reg_equiv_constant should have been used for replacing the respective
3235 (find_reloads_address): Invoke find_reloads_address_part for
3236 constant taken from the reg_equiv_constant array.
3238 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3240 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3241 field (valnum) the first in the struct. Replace bools with
3244 2008-01-10 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/34651
3247 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3248 types and ordering for masking and converting.
3250 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3252 PR tree-optimization/34017
3253 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3254 also for PHI_NODE expressions.
3256 2008-01-09 Jan Hubicka <jh@suse.cz>
3258 PR tree-optimization/34708
3259 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3260 based on number of case labels.
3261 (init_inline_once): Remove switch_cost.
3262 * tree-inline.h (eni_weights_d): Remove switch_cost.
3264 2008-01-09 Richard Guenther <rguenther@suse.de>
3265 Andrew Pinski <andrew_pinski@playstation.sony.com>
3268 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3269 temporary if an rvalue is ok or an lvalue is not required.
3271 2008-01-09 Richard Guenther <rguenther@suse.de>
3274 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3277 2008-01-09 Richard Guenther <rguenther@suse.de>
3280 * tree.c (host_integerp): Check for sizetype only if the
3281 type is an integer type.
3283 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3286 * opts.c (decode_options): Disable inlining of functions called
3287 once if not in unit-at-a-time mode.
3289 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3291 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3293 2008-01-08 Richard Guenther <rguenther@suse.de>
3296 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3297 out early if the result will be unused.
3299 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3304 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3308 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3310 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3311 for vectorization tuned.
3313 2008-01-08 Richard Guenther <rguenther@suse.de>
3315 PR tree-optimization/34683
3316 * tree-ssa-operands.c (operand_build_cmp): Export.
3317 * tree-ssa-operands.h (operand_build_cmp): Declare.
3318 * tree-vn.c (vuses_compare): Remove.
3319 (sort_vuses): Use operand_build_cmp.
3320 (sort_vuses_heap): Likewise.
3321 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3322 to re-use old VEC if available. Do not sort already sorted VUSEs.
3323 (vdefs_to_vec): Do not sort already sorted VDEFs.
3325 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3328 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3330 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3333 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3334 limitations of reciprocal sequences on x86 targets.
3336 2008-01-08 Richard Guenther <rguenther@suse.de>
3338 PR tree-optimization/34683
3339 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3341 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3344 * config/darwin.c (darwin_mergeable_string_section): Don't use
3345 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3347 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3350 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3351 negxf2. Macroize expander using X87MODEF mode iterator. Change
3352 predicates of op0 and op1 to register_operand.
3353 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3354 expander using X87MODEF mode iterator. Change predicates of
3355 op0 and op1 to register_operand.
3356 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3357 corresponding patterns and macroize using MODEF macro. Change
3358 predicates of op0 and op1 to register_operand and remove
3359 "m" constraint. Disparage "r" alternative with "!".
3360 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3361 macroize using X87MODEF macro. Change predicates of op0 and op1
3362 to register_operand and remove "m" constraint. Disparage "r"
3363 alternative with "!".
3364 (absneg splitter with memory operands): Remove.
3365 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3366 patterns and macroize using X87MODEF mode iterator.
3367 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3368 Change predicate of op1 to register_operand.
3369 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3370 for memory operands.
3372 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3374 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3376 2008-01-07 Richard Guenther <rguenther@suse.de>
3378 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3381 2008-01-07 Richard Guenther <rguenther@suse.de>
3383 PR tree-optimization/34683
3384 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3385 VOPs of the needed size to save memory. Use VEC_quick_push
3386 to save compile-time.
3387 (vdefs_to_vec): Likewise.
3389 2008-01-07 Sa Liu <saliu@de.ibm.com>
3391 * config/spu/spu.md (divdf3): Genetate inline code for double
3392 division. The implementation doesn't handle INF or NAN, therefore it
3393 only applies when -ffinite-math-only is given.
3395 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3398 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3399 * doc/cpp.texi ([Common Predefined Macros]): Document.
3401 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3403 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3404 order to use commutative addition instead of subtraction.
3406 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3407 Mircea Namolaru <namolaru@il.ibm.com>
3408 Vladimir Yanovsky <yanov@il.ibm.com>
3409 Revital Eres <eres@il.ibm.com>
3411 PR tree-optimization/34263
3412 * tree-outof-ssa.c (process_single_block_loop_latch,
3413 contains_tree_r): New functions.
3414 (analyze_edges_for_bb): Call process_single_block_loop_latch
3415 function to empty single-basic-block latch block if possible.
3417 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3419 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3421 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3423 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3425 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3427 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3429 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3431 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3433 PR tree-optimization/34618
3434 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3437 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3441 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3442 Update copyright year.
3444 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3445 Update copyright year.
3446 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3449 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3451 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3452 edge does not point to current bb before changing need_assert.
3454 2008-01-04 Richard Guenther <rguenther@suse.de>
3457 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3458 for verifying purposes if they are is_gimple_min_invariant.
3460 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3462 PR tree-optimization/34448
3463 PR tree-optimization/34465
3464 * gimplify.c (gimplify_init_constructor): Add new parameter
3465 notify_temp_creation. Use it.
3466 (gimplify_modify_expr_rhs): Take volatiles into account when
3467 optimizing constructors.
3468 Do not optimize constructors if gimplify_init_constructor will dump to
3470 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3471 * gcc.c-torture/compile/pr34448.c: New.
3473 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3475 PR gcov-profile/34609
3476 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3477 return_slot if result is TREE_ADDRESSABLE.
3479 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3481 * config/mips/mips.md (sqrt_condition): Tweak comment.
3482 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3484 2008-01-03 Tom Tromey <tromey@redhat.com>
3487 * c-common.c (c_type_hash): Handle VLAs.
3489 2008-01-03 Jan Hubicka <jh@suse.cz>
3491 PR tree-optimization/31081
3492 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3493 0 when inlining and not inlining to first basic block.
3494 (remap_decl): When var is initialized to 0, don't set default_def.
3495 (expand_call_inline): Set entry_bb.
3496 * tree-inline.h (copy_body_data): Add entry_bb.
3498 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3501 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3504 PR tree-optimization/29484
3505 * tree-inline.c (inline_forbidden_p_2): New function.
3506 (inline_forbidden_p): Disallow inlining if some static var
3507 has an address of a local LABEL_DECL in its initializer.
3508 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3511 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3513 PR tree-optimization/34635
3514 * tree-data-ref.c (add_other_self_distances): Make sure that the
3515 evolution step is constant.
3517 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3520 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3522 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3524 * tree-sra.c (scalarize_init): Insert the generate_element_init
3525 statements after the generate_element_zero statements.
3527 2008-01-02 Richard Guenther <rguenther@suse.de>
3531 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3532 for very large number of operands instead of ICEing.
3534 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3537 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3538 while stack probing.
3540 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3542 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3545 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3548 * tree-mudflap.c (mx_register_decls): Guard warning by
3549 !DECL_ARTIFICIAL check.
3551 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3553 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3554 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3555 sse5_perm<mode>): Fix constraints.