1 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3 * c-common.c (vector_types_convertible_p): Call langhook
6 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10 integral and scalar float variables which have a
13 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
16 dwarf_register_span hook when emitting unwind information for
17 register-to-memory saves.
18 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24 for the same VAR_DECL.
26 2008-03-06 Tom Tromey <tromey@redhat.com>
29 * doc/standards.texi (Standards): Don't mention treelang.
30 * doc/invoke.texi (Overall Options): Don't mention treelang.
31 * doc/install.texi (Prerequisites): Don't mention bison or
33 (Configuration): Don't mention treelang.
35 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
37 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
39 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
40 word-extractions out of a multi-word object.
42 2008-03-06 Richard Guenther <rguenther@suse.de>
44 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
45 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
46 result type and precision.
47 * expr.c (get_inner_reference): Set unsignedp based on the result
48 type of BIT_FIELD_REF.
49 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
50 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
51 (try_instantiate_multiple_fields): Likewise. Use the correct type
53 (sra_build_assignment): Likewise.
54 (sra_build_elt_assignment): Likewise.
55 (sra_explode_bitfield_assignment): Likewise.
56 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
57 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
58 set BIT_FIELD_REF_UNSIGNED.
59 (vectorizable_load): Likewise.
61 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
63 * cse.c (cse_extended_basic_block): Invalidate artificial defs
66 2008-03-06 Richard Guenther <rguenther@suse.de>
68 * alias.c (struct alias_set_entry): Move has_zero_child field
69 to pack with alias_set.
71 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
73 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
76 2008-03-05 Ian Lance Taylor <iant@google.com>
78 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
80 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
82 * fwprop.c (update_df): Support width and offset parameters of
84 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
85 global_conflicts): Change DF_REF_EXTRACT to either
86 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
87 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
88 * df-scan.c (df_ref_record, df_defs_record,
89 df_ref_create_structure, df_def_record_1, df_uses_record,
90 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
91 df_bb_refs_collect, df_entry_block_defs_collect,
92 df_exit_block_uses_collect): Support new width and offset fields.
93 (ref_extract_pool): New storage pool.
94 (df_free_ref): New function.
95 (df_reg_chain_unlink, df_free_collection_rec,
96 df_sort_and_compress_refs): Call df_free_ref.
97 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
99 (df_ref_create_structure): Allocate df_ref_extract if offset and
100 width fields are used.
101 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
102 (df_uses_record): Get offset and width from ZERO_EXTRACT
104 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
105 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
106 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
107 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
108 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
109 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
110 (df_ref_extract): New structure.
111 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
112 (df_ref_create): Add width and offset parameters.
114 2008-03-05 Richard Guenther <rguenther@suse.de>
116 * tree-ssa-structalias.c (get_constraint_for_component_ref):
117 Use ranges_overlap_p.
118 (offset_overlaps_with_access): Rename
119 to ranges_overlap_p and move ...
120 * tree-flow-inline.h (ranges_overlap_p): ... here.
122 * tree.h (get_inner_reference, handled_component_p): Update
125 * tree.h (record_component_aliases, get_alias_set,
126 alias_sets_conflict_p, alias_sets_must_conflict_p,
127 objects_must_conflict_p): Move declarations ...
128 * alias.h (record_component_aliases, get_alias_set,
129 alias_sets_conflict_p, alias_sets_must_conflict_p,
130 objects_must_conflict_p): ... here.
132 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
134 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
136 * cfg.c: Include tree-flow.h.
137 (remove_edge_raw): Call redirect_edge_var_map_clear.
138 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
139 * tree-flow-inline.h (redirect_edge_var_map_def): New.
140 (redirect_edge_var_map_result): New.
141 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
142 PENDING_STMT use with redirect_edge_var_map_*.
143 * tree-ssa.c (edge_var_maps): New definition.
144 (redirect_edge_var_map_add): New.
145 (redirect_edge_var_map_clear): New.
146 (redirect_edge_var_map_dup): New.
147 (redirect_edge_var_map_vector): New.
148 (redirect_edge_var_map_destroy): New.
149 (ssa_redirect_edge): Replace PENDING_STMT use with
150 redirect_edge_var_map_*.
151 (flush_pending_stmts): Same.
152 (delete_tree_ssa): Destroy edge var map.
153 * tree-flow.h (struct _edge_var_map): New.
154 Define edge_var_map vector type.
155 Declare redirect_edge_var_map_* prototypes.
156 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
157 * tree-cfg.c (reinstall_phi_args): Replace
158 PENDING_STMT use with redirect_edge_var_map_*.
160 2008-03-05 Richard Guenther <rguenther@suse.de>
162 PR tree-optimization/35472
163 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
164 whose single use_stmt has a overlapping set of loaded and
165 stored symbols as that use_stmt might be a noop assignment then.
167 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
169 * gthr-rtems.h: Implement __gthread_mutex_destroy.
171 2008-03-05 Richard Guenther <rguenther@suse.de>
174 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
176 * tree-cfg.c (verify_expr): Verify it.
177 * fold-const.c (fold_truthop): Remove code generating
178 BIT_FIELD_REFs of structure bases.
179 (fold_binary): Likewise.
180 (fold_ternary): Position and size of BIT_FIELD_REFs are
181 always host integers.
182 (make_bit_field_ref): Remove.
183 (optimize_bit_field_compare): Remove.
184 (all_ones_mask_p): Remove.
186 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
189 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
190 (split_block_and_df_analyze): New. Split basic block and rebuild
192 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
194 (split_pattern_seq): Likewise.
195 (erase_matching_seqs): Likewise.
196 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
198 2008-03-04 Geoff Keating <geoffk@apple.com>
200 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
201 declaration and code.
202 (tree_invalid_nonnegative_warnv_p): Likewise.
204 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
206 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
207 examples. Truncate option-names then causing overfull hbox.
209 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
212 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
214 * configure: Rebuilt.
216 2008-03-04 Rafael Espindola <espindola@google.com>
218 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
219 (tree_unary_nonnegative_warnv_p): New.
220 (tree_binary_nonnegative_warnv_p): New.
221 (tree_single_nonnegative_warnv_p): New.
222 (tree_invalid_nonnegative_warnv_p): New.
223 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
225 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
228 * opts.c (handle_option): Postpone 'unknown option' errors only for
231 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
234 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
237 2008-03-04 Rafael Espindola <espindola@google.com>
239 * fold-const.c (tree_unary_nonzero_warnv_p): New.
240 (tree_binary_nonzero_warnv_p): New.
241 (tree_single_nonzero_warnv_p): New.
242 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
244 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
247 * fold-const.c (fold_cond_expr_with_comparison): Prevent
248 transformations for modes that have signed zeros.
249 * ifcvt.c (noce_try_abs): Ditto.
252 2008-03-04 Joseph Myers <joseph@codesourcery.com>
254 * config/i386/i386.c (override_options): Force
255 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
257 2008-03-04 Jan Hubicka <jh@suse.cz>
260 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
263 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
265 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
266 label to probe the stack.
268 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
270 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
271 (__gthr_win32_mutex_destroy): Declare.
272 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
273 __gthr_win32_mutex_destroy.
274 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
276 2008-03-03 Jan Hubicka <jh@suse.cz>
279 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
280 aggressive on inlining cold calls.
282 2008-03-03 Richard Guenther <rguenther@suse.de>
284 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
285 struct copies into the expression table.
286 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
287 (try_to_simplify): Likewise.
288 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
289 integral and pointer arguments which do not change the
290 precision to NOP_EXPRs.
291 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
292 VIEW_CONVERT_EXPR case.
294 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
296 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
297 defined in a loop at depth 0 is invariant.
298 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
299 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
300 be called at loop depth 0.
302 2008-03-02 Jakub Jelinek <jakub@redhat.com>
305 * gcc.c (process_command): Update copyright notice dates.
306 * gcov.c (print_version): Likewise.
307 * gcov-dump.c (print_version): Likewise.
308 * mips-tfile.c (main): Likewise.
309 * mips-tdump.c (main): Likewise.
311 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
314 * c-common.c (flag_permissive): Delete.
315 (constant_expression_warnings): Check flags first.
316 (constant_expression_error): New.
317 * c-common.h (flag_permissive): Delete.
318 (constant_expression_error): Declare.
319 * flags.h (flag_permissive): Declare. Update description.
320 * diagnostic.c (pedwarn): Update.
322 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
323 (permissive_error_kind): New.
324 * toplev.c (flag_permissive): Define. Update description.
325 * toplev.h (permissive_error_kind): Declare.
326 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
327 (pedwarn_c90): Use pedantic_warning_kind.
328 * c-opts.c (c_common_post_options): flag_permissive does not affect
329 flag_pedantic_errors.
331 2008-03-02 Joseph Myers <joseph@codesourcery.com>
333 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
334 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
335 __absvsi2, __absvDI2): Use unsigned arithmetic.
337 2008-03-02 Andi Kleen <ak@suse.de>
338 Richard Guenther <rguenther@suse.de>
340 * struct-equiv.c: Remove file.
341 * cfg_cleanup.c (condjump_equiv_p): Remove.
342 * Makefile.in (OBJS-common): Remove struct-equiv.o.
343 (struct-equiv.o): Remove rule.
344 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
345 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
346 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
348 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
350 * ifcvt.c (noce_process_if_block): Try to handle only the then
351 block if the else block exists but isn't suitable.
353 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
356 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
357 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
358 regression from previous patch.
360 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
363 * gthr.h: Add __gthread_mutex_destroy as a function that must be
365 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
366 * gthr-single.h (__gthread_mutex_destroy): Likewise.
367 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
368 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
369 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
370 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
371 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
372 (__gthread_mutex_destroy_function): Rename to
373 __gthread_mutex_destroy.
374 * gthr-dce.h (__gthread_mutex_destroy): Call
375 pthread_mutex_destroy.
376 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
377 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
378 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
380 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
382 * df-scan.c (df_ref_chain_change_bb): Simplify.
383 (df_insn_change_bb): Add new_bb argument. Simplify. Call
384 set_block_for_insn if there's any change.
385 * df.h ((df_insn_change_bb): Fix prototype.
386 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
387 df_insn_change_bb, don't call set_block_for_insn.
388 * emit-rtl.c (reorder_insns): Likewise.
389 * haifa-sched.c (move_insn): Likewise.
391 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
393 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
395 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
397 * tree-flow-inline.h (next_readonly_imm_use): Return
398 NULL_USE_OPERAND_P after the end.
400 2008-03-01 Richard Guenther <rguenther@suse.de>
402 PR tree-optimization/35411
403 * tree-sra.c (sra_build_assignment): Split conversion to
404 final type to a separate statement if we are not assigning
407 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
409 * fold-const.c (fold_convertible_p): Correct the logic to follow
410 that in fold_convert().
412 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
415 * tree-inline.c (build_duplicate_type): When we make a
416 duplicate type, make it unique in the canonical types system.
418 2008-02-29 Tom Tromey <tromey@redhat.com>
420 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
421 input_file_stack_history, input_file_stack_restored): Remove.
422 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
423 * input.h (struct file_stack): Remove.
424 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
425 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
427 * diagnostic.h (struct diagnostic_context) <last_module>: Change
429 (diagnostic_last_module_changed): Add 'map' argument.
430 (diagnostic_set_last_function): Likewise.
431 * diagnostic.c (undiagnostic_report_current_module): Iterate using
432 line map, not input_file_stack.
433 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
435 2008-02-29 Paul Brook <paul@codesourcery.com>
437 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
439 2008-02-29 Paul Brook <paul@codesourcery.com>
441 * config/arm/ieee754-df.S (muldf3): Use RET macros.
443 2008-02-29 Richard Guenther <rguenther@suse.de>
445 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
447 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
448 value for comparing for a store match.
449 (simplify_unary_expression): Do nothing for SSA_NAMEs.
450 (try_to_simplify): Do not do a full-blown reference lookup.
452 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
454 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
455 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
457 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
459 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
461 * tree-loop-linear.c (try_interchange_loops): Compare memory access
462 strides against cache sizes.
464 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
466 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
469 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
471 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
472 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
473 is smaller than the original promoted value.
474 (simplify_subreg): If OP is a SUBREG, try to preserve its
475 SUBREG_PROMOTED_VAR_P information.
477 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
479 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
480 (VN_INFO_GET): Allocate new objects on the obstack.
481 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
482 for rpo_numbers_temp, for consistency.
483 (free_scc_vn): Free the obstack.
485 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
487 * doc/invoke.texi: Document -ftree-loop-distribution.
488 * tree-loop-distribution.c: New.
489 * tree-pass.h (pass_loop_distribution): New.
490 * graphds.h (struct graph): Add htab_t indices.
491 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
492 * tree-vectorizer.c (rename_variables_in_loop): Extern.
493 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
494 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
495 * tree-data-ref.c (debug_data_dependence_relations): New.
496 (dump_data_dependence_relation): Also print data references.
497 (free_data_ref): Extern.
498 (same_access_functions): Moved...
499 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
500 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
501 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
502 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
503 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
504 (stmts_from_loop): Skip LABEL_EXPR.
505 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
507 (build_rdg): Initialize rdg->indices htab.
508 (free_rdg, stores_from_loop, ref_base_address,
509 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
510 have_similar_memory_accesses_1, ref_base_address_1,
511 remove_similar_memory_refs): New.
512 * tree-data-ref.h: Depend on tree-chrec.h.
513 (debug_data_dependence_relations, free_data_ref): Declared.
514 (same_access_functions): ... here.
515 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
517 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
518 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
519 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
520 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
521 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
522 rdg_vertex_for_stmt): Declared.
523 (struct rdg_edge): Add level.
525 (free_rdg, stores_from_loop, remove_similar_memory_refs,
526 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
528 (rdg_has_similar_memory_accesses): New.
529 * tree-vect-analyze.c: Remove unused static decls.
530 * lambda.h (dependence_level): New.
531 * common.opt (ftree-loop-distribution): New.
532 * tree-flow.h (mark_virtual_ops_in_bb,
533 slpeel_tree_duplicate_loop_to_edge_cfg,
534 rename_variables_in_loop): Declared.
535 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
536 (OBJS-common): Add tree-loop-distribution.o.
537 (tree-loop-distribution.o): New rule.
538 * tree-cfg.c (mark_virtual_ops_in_bb): New.
539 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
540 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
542 2008-02-28 Joseph Myers <joseph@codesourcery.com>
545 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
546 other than structures and unions.
548 2008-02-28 Richard Guenther <rguenther@suse.de>
551 2008-02-26 Richard Guenther <rguenther@suse.de>
553 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
554 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
555 (lookup_decl_from_uid): Declare.
556 (remove_decl_from_map): Likewise.
557 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
558 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
559 (decl_for_uid_map): New global hashtable mapping DECL_UID
561 (init_ttree): Allocate it.
562 (insert_decl_to_uid_decl_map): New helper function.
563 (make_node_stat): Insert new decls into the map.
564 (copy_node_stat): Likewise.
565 (lookup_decl_from_uid): New function.
566 (remove_decl_from_map): Likewise.
567 (print_decl_for_uid_map_statistics): New helper.
568 (dump_tree_statistics): Call it.
570 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
571 (referenced_var_iterator): Adjust.
572 (FOR_EACH_REFERENCED_VAR): Adjust.
573 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
574 (num_referenced_vars): Adjust.
575 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
576 (first_referenced_var): Remove.
577 (end_referenced_vars_p): Likewise.
578 (next_referenced_var): Likewise.
579 (referenced_var_iterator_set): New helper function.
580 * tree-dfa.c (referenced_var_lookup): Adjust.
581 (referenced_var_check_and_insert): Likewise.
582 (remove_referenced_var): Likewise.
583 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
584 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
585 (verify_call_clobbering): Likewise.
586 (verify_memory_partitions): Likewise.
587 (init_tree_ssa): Allocate bitmap instead of hashtable for
589 (delete_tree_ssa): Adjust.
590 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
592 (compute_tag_properties): Likewise.
593 (set_initial_properties): Likewise.
594 (find_partition_for): Likewise.
595 (update_reference_counts): Likewise.
596 (dump_may_aliases_for): Likewise.
597 * tree-ssa-operands.c (add_virtual_operand): Likewise.
598 (add_call_clobber_ops): Likewise.
599 (add_call_read_ops): Likewise.
600 (get_asm_expr_operands): Likewise.
601 * tree-into-ssa.c (dump_decl_set): Likewise.
602 (update_ssa): Likewise.
603 * tree-sra.c (scan_function): Likewise.
604 (decide_instantiations): Likewise.
605 (scalarize_parms): Likewise.
606 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
607 (dsa_named_for): Likewise.
608 * tree-ssa-structalias.c (update_alias_info): Likewise.
609 (merge_smts_into): Likewise.
611 2008-02-27 David Daney <ddaney@avtrex.com>
614 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
615 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
616 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
617 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
618 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
620 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
623 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
624 (BUILT_IN_NEXTTOWARD): Remove.
625 (BUILT_IN_NEXTTOWARDF): Ditto.
626 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
627 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
629 2008-02-27 Tom Tromey <tromey@redhat.com>
631 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
632 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
634 2008-02-27 Jan Beulich <jbeulich@novell.com>
636 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
637 update the respective field on newdecl.
639 2008-02-27 Revital Eres <eres@il.ibm.com>
641 PR rtl-optimization/34999
642 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
643 crossing edges that ends with a call insn.
644 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
645 call insn and clear the EDGE_CROSSING flag of the crossing edge
646 when fixing fallthru edges.
648 2008-02-27 Richard Guenther <rguenther@suse.de>
651 * fold-const.c (fold_unary): Return the correct argument,
652 converted to the result type.
654 2008-02-27 Richard Guenther <rguenther@suse.de>
657 * expr.c (expand_expr_real_1): Assert on rotates that operate
659 * fold-const.c (fold_binary): Use the types precision, not the
660 bitsize of the mode if folding rotate expressions. Build rotates
663 2008-02-27 Jakub Jelinek <jakub@redhat.com>
665 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
667 * c-pragma.c (pragma_ns_name): New typedef.
668 (registered_pp_pragmas): New variable.
669 (c_pp_lookup_pragma): New function.
670 (c_register_pragma_1): If flag_preprocess_only, do nothing
671 for non-expanded pragmas, for expanded ones push pragma's
672 namespace and name into registered_pp_pragmas vector.
673 (c_invoke_pragma_handler): Register OpenMP pragmas even when
674 flag_preprocess_only, don't register GCC pch_preprocess
675 pragma if flag_preprocess_only.
676 * c-opts.c (c_common_init): Call init_pragma even if
677 flag_preprocess_only.
678 * c-pragma.c (c_pp_lookup_pragma): New prototype.
679 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
680 cpp_register_pragma if flag_preprocess_only.
682 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
685 * c-parser.c (c_parser_translation_unit): Warn for empty
686 translation unit, not empty source file.
688 2008-02-26 Paul Brook <paul@codesourcery.com>
690 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
692 * config/arm/arm.h (reg_class): Add CORE_REGS.
693 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
694 (BASE_REG_CLASS): Use CORE_REGS.
695 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
696 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
697 (REGNO_OK_FOR_INDEX_P): Exclude SP.
698 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
699 ARM_REGNO_OK_FOR_INDEX_P.
700 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
701 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
702 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
703 (ldm/stm peepholes): Ditto.
704 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
705 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
706 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
707 * config/arm/constraints.md: Enable "k" constraint on ARM.
709 2008-02-27 Ben Elliston <bje@au.ibm.com>
711 * config/rs6000/rs6000.c: Annotate cache line size field in all
712 instances of struct processor_costs.
714 2008-02-26 David Edelsohn <edelsohn@gnu.org>
716 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
717 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
718 jump_bypass): New counters.
719 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
720 * dce.c (gate_ud_dce): Same.
721 (gate_fast_dce): Same.
722 * dse.c (gate_dse1): New function.
723 (gate_dse2): New function.
724 (gate_dse): Merge results of new gate functions.
725 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
726 (gate_handle_jump_bypass): Add dbg_cnt.
727 (gate_handle_gcse): Add dbg_cnt.
728 * ifcvt.c (gate_handle_if_conversion): Same.
729 (gate_handle_if_after_combine): Same.
730 (gate_handle_if_after_reload): Same.
731 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
733 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
735 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
737 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
739 2008-02-26 Jason Merrill <jason@redhat.com>
742 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
743 alone if it's the naming decl for the type's main variant.
745 2008-02-26 Tom Tromey <tromey@redhat.com>
747 * system.h (USE_MAPPED_LOCATION): Poison.
748 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
749 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
750 (make_goto_expr_edges): Likewise.
751 (remove_bb): Likewise.
752 (execute_warn_function_return): Likewise.
753 * basic-block.h (struct edge_def) <goto_locus>: Change type to
755 * c-common.c (fname_decl): Remove old location code.
756 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
758 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
760 (ASM_INPUT_SOURCE_LOCATION): Likewise.
761 (gen_rtx_ASM_INPUT): Likewise.
762 (gen_rtx_ASM_INPUT_loc): Likewise.
763 (get_rtx_asm_OPERANDS): Remove.
764 * cfglayout.c (insn_locators_alloc): Remove old location code.
765 (set_curr_insn_source_location): Likewise.
766 (curr_insn_locator): Likewise.
767 * print-tree.c (print_node): Remove old location code.
768 * tree-mudflap.c (mf_varname_tree): Remove old location code.
769 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
770 * cfgexpand.c (expand_gimple_cond_expr): Don't use
772 (construct_exit_block): Remove old location code.
773 * emit-rtl.c (force_next_line_note): Remove old location code.
774 * profile.c (branch_prob): Remove old location code.
775 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
776 LOC_LINE): Remove old-location variants.
777 * langhooks.c (lhd_print_error_function): Remove old location
779 * configure, config.in: Rebuilt.
780 * configure.ac (--enable-mapped-location): Remove.
781 * c-decl.c (c_init_decl_processing): Remove old location code.
782 (finish_function): Likewise.
783 * recog.c (decode_asm_operands): Remove old location code.
784 * c-pch.c (c_common_read_pch): Remove old location code.
785 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
787 * gimple-low.c (lower_function_body): Remove old location code.
788 * toplev.c (unknown_location): Remove.
789 (push_srcloc): Remove old-location variant.
790 (process_options): Remove old location code.
791 (lang_dependent_init): Likewise.
792 * input.h (UNKNOWN_LOCATION): Move definition.
793 (location_t): Undeprecate.
794 (source_locus): Remove.
795 (location_from_locus): Remove.
796 (struct location_s): Remove.
797 Remove all old-location code.
798 (input_line, input_filename): Remove.
799 * final.c (final_scan_insn): Remove old location code.
800 * diagnostic.c (diagnostic_build_prefix): Remove
801 USE_MAPPED_LOCATION test.
802 * tree.h (gimple_stmt) <locus>: Now a location_t.
803 (tree_exp) <locus>: Likewise.
804 (DECL_IS_BUILTIN): Remove old-location variant.
805 (annotate_with_file_line, annotate_with_locus): Likewise.
806 (expr_locus, set_expr_locus): Update.
807 * tree.c (build1_stat): Remove old location code.
808 (last_annotated_node): Remove.
809 (annotate_with_file_line): Remove old-location variant.
810 (annotate_with_locus): Likewise.
811 (expr_location): Remove old location code.
812 (set_expr_location): Likewise.
813 (expr_has_location): Likewise.
814 (expr_locus): Likewise.
815 (set_expr_locus): Likewise.
816 (expr_filename): Don't use location_from_locus.
817 (expr_lineno): Likewise.
818 * rtl-error.c (location_for_asm): Remove old location code.
819 * c-lex.c (cb_line_change): Remove old location code.
820 (fe_file_change): Likewise.
821 (cb_def_pragma): Likewise.
822 (c_lex_with_flags): Likewise.
823 * gengtype.c (do_typedef): Don't special-case location types.
824 (define_location_structures): Remove.
825 (main): Don't call define_location_structures.
826 * tree-pretty-print.c (dump_implicit_edges): Remove old location
829 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
832 * builtins.def (BUILT_IN_STDARG_START): Remove.
833 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
834 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
835 * tree-inline.c (inline_forbidden_p_1): Likewise.
837 2008-02-26 Richard Guenther <rguenther@suse.de>
839 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
840 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
841 (lookup_decl_from_uid): Declare.
842 (remove_decl_from_map): Likewise.
843 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
844 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
845 (decl_for_uid_map): New global hashtable mapping DECL_UID
847 (init_ttree): Allocate it.
848 (insert_decl_to_uid_decl_map): New helper function.
849 (make_node_stat): Insert new decls into the map.
850 (copy_node_stat): Likewise.
851 (lookup_decl_from_uid): New function.
852 (remove_decl_from_map): Likewise.
853 (print_decl_for_uid_map_statistics): New helper.
854 (dump_tree_statistics): Call it.
856 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
857 (referenced_var_iterator): Adjust.
858 (FOR_EACH_REFERENCED_VAR): Adjust.
859 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
860 (num_referenced_vars): Adjust.
861 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
862 (first_referenced_var): Remove.
863 (end_referenced_vars_p): Likewise.
864 (next_referenced_var): Likewise.
865 (referenced_var_iterator_set): New helper function.
866 * tree-dfa.c (referenced_var_lookup): Adjust.
867 (referenced_var_check_and_insert): Likewise.
868 (remove_referenced_var): Likewise.
869 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
870 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
871 (verify_call_clobbering): Likewise.
872 (verify_memory_partitions): Likewise.
873 (init_tree_ssa): Allocate bitmap instead of hashtable for
875 (delete_tree_ssa): Adjust.
876 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
877 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
878 (compute_tag_properties): Likewise.
879 (set_initial_properties): Likewise.
880 (find_partition_for): Likewise.
881 (update_reference_counts): Likewise.
882 (dump_may_aliases_for): Likewise.
883 * tree-ssa-operands.c (add_virtual_operand): Likewise.
884 (add_call_clobber_ops): Likewise.
885 (add_call_read_ops): Likewise.
886 (get_asm_expr_operands): Likewise.
887 * tree-into-ssa.c (dump_decl_set): Likewise.
888 (update_ssa): Likewise.
889 * tree-sra.c (scan_function): Likewise.
890 (decide_instantiations): Likewise.
891 (scalarize_parms): Likewise.
892 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
893 (dsa_named_for): Likewise.
894 * tree-ssa-structalias.c (update_alias_info): Likewise.
895 (merge_smts_into): Likewise.
897 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
900 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
901 * c-opts.c (c_common_handle_option): Wall enables
902 Wvolatile-register-var.
903 * common.opt: Move Wvolatile-register-var to...
906 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
908 * common.opt (Wlarger-than=): New.
909 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
911 * opts.c (common_handle_option): Handle -Wlarger-than=.
912 * optc-gen.awk: Likewise.
913 * opth-gen.awk: Likewise.
914 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
915 * tree-optimize.c (tree_rest_of_compilation): Likewise.
917 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
919 * c-common.c (match_case_to_enum_1): Add appropriate
920 OPT_W* parameter to warning.
921 (c_do_switch_warnings): Likewise.
922 * c-typeck.c (warning_init): Add one more parameter following
924 (push_init_level): Update call to warning_init.
925 (pop_init_level): Likewise.
926 (add_pending_init): Likewise.
927 (output_init_element: Likewise.
929 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
932 * toplev.c (toplev_main): If there are warnings or error, print
933 errors for ignored options.
934 * opts.c (ignored_options): New static variable.
935 (postpone_unknown_option_error): New.
936 (print_ignored_options): New.
937 (handle_option): Postpone errors for unknown -Wno-* options.
938 * opts.h (print_ignored_options): Declare.
940 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
942 * config/mips/mips.md (loadgp_blockage, blockage): Change type
945 2008-02-25 Richard Guenther <rguenther@suse.de>
948 2008-02-25 Richard Guenther <rguenther@suse.de>
950 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
951 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
952 (lookup_decl_from_uid): Declare.
953 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
954 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
955 (decl_for_uid_map): New global hashtable mapping DECL_UID
957 (init_ttree): Allocate it.
958 (insert_decl_to_uid_decl_map): New helper function.
959 (make_node_stat): Insert new decls into the map.
960 (copy_node_stat): Likewise.
961 (lookup_decl_from_uid): New function.
962 (print_decl_for_uid_map_statistics): New helper.
963 (dump_tree_statistics): Call it.
965 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
966 (referenced_var_iterator): Adjust.
967 (FOR_EACH_REFERENCED_VAR): Adjust.
968 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
969 (num_referenced_vars): Adjust.
970 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
971 (first_referenced_var): Remove.
972 (end_referenced_vars_p): Likewise.
973 (next_referenced_var): Likewise.
974 (referenced_var_iterator_set): New helper function.
975 * tree-dfa.c (referenced_var_lookup): Adjust.
976 (referenced_var_check_and_insert): Likewise.
977 (remove_referenced_var): Likewise.
978 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
979 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
980 (verify_call_clobbering): Likewise.
981 (verify_memory_partitions): Likewise.
982 (init_tree_ssa): Allocate bitmap instead of hashtable for
984 (delete_tree_ssa): Adjust.
985 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
987 (compute_tag_properties): Likewise.
988 (set_initial_properties): Likewise.
989 (find_partition_for): Likewise.
990 (update_reference_counts): Likewise.
991 (dump_may_aliases_for): Likewise.
992 * tree-ssa-operands.c (add_virtual_operand): Likewise.
993 (add_call_clobber_ops): Likewise.
994 (add_call_read_ops): Likewise.
995 (get_asm_expr_operands): Likewise.
996 * tree-into-ssa.c (dump_decl_set): Likewise.
997 (update_ssa): Likewise.
998 * tree-sra.c (scan_function): Likewise.
999 (decide_instantiations): Likewise.
1000 (scalarize_parms): Likewise.
1001 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1002 (dsa_named_for): Likewise.
1003 * tree-ssa-structalias.c (update_alias_info): Likewise.
1004 (merge_smts_into): Likewise.
1006 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1009 * doc/invoke.texi (-fcx-limited-range): Document new option.
1010 * toplev.c (process_options): Handle -fcx-fortran-rules.
1011 * common.opt: Add documentation for -fcx-fortran-rules.
1013 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1016 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1017 actual behaviour and C99.
1019 2008-02-26 Ben Elliston <bje@au.ibm.com>
1021 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1022 (ASM_CPU_POWER6_SPEC): Likewise.
1023 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1024 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1025 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1027 2008-02-25 Richard Guenther <rguenther@suse.de>
1029 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1030 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1031 (lookup_decl_from_uid): Declare.
1032 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1033 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1034 (decl_for_uid_map): New global hashtable mapping DECL_UID
1036 (init_ttree): Allocate it.
1037 (insert_decl_to_uid_decl_map): New helper function.
1038 (make_node_stat): Insert new decls into the map.
1039 (copy_node_stat): Likewise.
1040 (lookup_decl_from_uid): New function.
1041 (print_decl_for_uid_map_statistics): New helper.
1042 (dump_tree_statistics): Call it.
1044 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1045 (referenced_var_iterator): Adjust.
1046 (FOR_EACH_REFERENCED_VAR): Adjust.
1047 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1048 (num_referenced_vars): Adjust.
1049 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1050 (first_referenced_var): Remove.
1051 (end_referenced_vars_p): Likewise.
1052 (next_referenced_var): Likewise.
1053 (referenced_var_iterator_set): New helper function.
1054 * tree-dfa.c (referenced_var_lookup): Adjust.
1055 (referenced_var_check_and_insert): Likewise.
1056 (remove_referenced_var): Likewise.
1057 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1058 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1059 (verify_call_clobbering): Likewise.
1060 (verify_memory_partitions): Likewise.
1061 (init_tree_ssa): Allocate bitmap instead of hashtable for
1063 (delete_tree_ssa): Adjust.
1064 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1065 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1066 (compute_tag_properties): Likewise.
1067 (set_initial_properties): Likewise.
1068 (find_partition_for): Likewise.
1069 (update_reference_counts): Likewise.
1070 (dump_may_aliases_for): Likewise.
1071 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1072 (add_call_clobber_ops): Likewise.
1073 (add_call_read_ops): Likewise.
1074 (get_asm_expr_operands): Likewise.
1075 * tree-into-ssa.c (dump_decl_set): Likewise.
1076 (update_ssa): Likewise.
1077 * tree-sra.c (scan_function): Likewise.
1078 (decide_instantiations): Likewise.
1079 (scalarize_parms): Likewise.
1080 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1081 (dsa_named_for): Likewise.
1082 * tree-ssa-structalias.c (update_alias_info): Likewise.
1083 (merge_smts_into): Likewise.
1085 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1088 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1089 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1090 * alias.h (nonoverlapping_memrefs_p): Likewise.
1092 2008-02-25 Jan Beulich <jbeulich@novell.com>
1094 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1095 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1096 __emultls_get_address, __emultls_register_common,
1097 __floatundi?f, and _Unwind_GetIPInfo.
1098 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1099 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1100 (gen_regparm_prefix): Likewise.
1101 (i386_nlm_encode_section_info): Sync with
1102 config/i386/winnt.c:i386_pe_encode_section_info().
1103 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1104 i386_nlm_mangle_decl_assembler_name): New.
1105 (netware_override_options): New.
1106 * config/i386/netware.h (netware_override_options): Declare.
1107 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1108 (i386_nlm_mangle_decl_assembler_name): Declare.
1109 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1111 2008-02-25 Ben Elliston <bje@au.ibm.com>
1114 * c-decl.c (grokdeclarator): Remove unused local variables
1115 `typedef_type' and `type_as_written'.
1117 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1118 unused local variable `has_hot_blocks'.
1119 (fix_crossing_conditional_branches): Remove unused local variable
1122 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1125 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1126 using DEF_C99_BUILTIN.
1127 (BUILT_IN_NANF): Ditto.
1128 (BUILT_IN_NANL): Ditto.
1130 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1131 Revital Eres <eres@il.ibm.com>
1133 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1134 regarding the order of two dependent insns in the same row.
1136 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1138 * stor-layout.c (layout_decl): Do not bump the alignment of a
1139 bit-field to more than byte alignment if it is packed.
1141 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1143 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1146 2008-02-24 Diego Novillo <dnovillo@google.com>
1148 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1151 * tree-vrp.c (vrp_evaluate_conditional): With
1152 -Wtype-limits, emit a warning when comparing against a
1153 constant outside the natural range of OP0's type.
1154 * c.opt (Wtype-limits): Move ...
1155 * common.opt (Wtype-limits): ... here.
1157 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1159 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1160 * config/rs6000/e300c2c3.md: New file.
1161 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1163 (rs6000_override_options): Add e300c2 and e300c3 cases to
1164 processor_target_table. Do not allow usage of Altivec or Spe
1165 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1166 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1167 * config/rs6000/rs6000.h (processor_type): Add
1168 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1169 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1170 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1171 and ppce300c3. Include e300c2c3.md.
1173 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1175 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1176 instead of TARGET_STRICT_ALIGN.
1178 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1180 * explow.c (memory_address): Assert that the generated address is
1183 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1186 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1187 * config/darwin-ppc-ldouble-patch.def: New file.
1188 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1189 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1190 SUBTARGET_INIT_BUILTINS if defined.
1191 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1194 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1197 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1198 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1200 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1204 file" warning condtional on -Winvalid-PCH.
1206 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1208 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1210 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1215 prevent reload from using MMX registers.
1216 (*mov<mode>_internal): Ditto.
1217 (*movv2sf_internal_rex64): Ditto.
1218 (*movv2sf_internal): Ditto.
1220 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1222 PR documentation/31569
1223 * doc/install.texi2html: Use makeinfo --no-number-sections.
1225 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1227 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1228 ensure that we can address an entire entity > 8 bytes. Don't
1229 generate reg+reg addressing for such data.
1231 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1233 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1234 strings when optimizing for size, unless the target cares about
1237 2008-02-22 Tom Tromey <tromey@redhat.com>
1239 * regclass.c (current_pass): Remove declaration.
1241 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1243 * config/avr/libgcc.S (__RAMPZ__): Define.
1244 (__do_copy_data): Add for devices with 128KB code memory.
1246 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1248 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1250 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1252 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1254 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1257 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1260 * c-typeck.c (build_binary_op): Warn about floating point
1261 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1263 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1266 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1267 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1269 (rs6000_override_options): Set altivec_abi as default, not override,
1270 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1271 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1272 is used; use new member spe_abi.
1273 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1274 spe_abi and altivec_abi.
1276 2008-02-22 Tomas Bily <tbily@suse.cz>
1278 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1280 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1283 * config.build (build_file_translate): Set to `CMD //c' only if
1285 * Makefile.in (build_file_translate): Improve comment.
1287 2008-02-21 Jan Hubicka <jh@suse.cz>
1289 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1290 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1291 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1293 2008-02-21 Michael Matz <matz@suse.de>
1296 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1298 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1301 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1303 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1304 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1305 SSE_VEC_FLOAT_MODE_P as insn constraint.
1306 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1307 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1308 sse4a_movntdf using MODEF mode iterator.
1309 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1310 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1311 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1312 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1313 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1314 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1315 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1317 2008-02-21 Richard Guenther <rguenther@suse.de>
1319 * tree.def (PAREN_EXPR): New tree code.
1320 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1322 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1323 * expr.c (expand_expr_real_1): Likewise.
1324 * tree-inline.c (estimate_num_insns_1): Likewise.
1325 * tree-complex.c (expand_complex_move): Likewise.
1326 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1329 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1332 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1334 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1337 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1339 * config/sh/sh.c (find_barrier): Don't go past
1340 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1342 2008-02-20 DJ Delorie <dj@redhat.com>
1344 * config/h8300/h8300.md (insv): Force source operand to be a register.
1346 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1347 as a jump, not as a plain insn.
1349 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1351 * doc/invoke.texi (Warning Options): Add new option
1352 -Wframe-larger-than=.
1353 (-Wframe-larger-than): Document.
1355 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1356 Add declarations for new option variables.
1358 * final.c (final_start_function): Check the frame size
1359 before emission and issue a Wframe-larger-than warning.
1361 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1362 Add definitions for new option variables.
1363 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1365 * common.opt (Wframe-larger-than=): New option.
1367 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1369 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1370 (<sse>_div<mode>3): Ditto.
1371 (<sse>_vmdiv<mode>3): Ditto.
1372 (<sse>_vmsqrt<mode>2): Ditto.
1373 (*smax<mode>3): Ditto.
1374 (sse5_frcz<mode>2): Ditto.
1375 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1378 2008-02-20 Richard Guenther <rguenther@suse.de>
1381 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1382 be happy with INTEGRAL_TYPE_P.
1384 2008-02-20 Richard Guenther <rguenther@suse.de>
1386 * fold-const.c (split_tree): Associate floatig-point expressions
1387 if flag_associative_math is set.
1389 2008-02-20 Richard Guenther <rguenther@suse.de>
1391 * tree.h (fold_real_zero_addition_p): Declare.
1392 * fold-const.c (fold_real_zero_addition_p): Export.
1393 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1394 floating-point operations with zero and one.
1396 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1398 * doc/install.texi: Correct references to CFLAGS, replacing them
1399 with BOOT_CFLAGS. Document flags used during bootstrap for
1402 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1404 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1405 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1406 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1408 (smin<mode>3): Ditto from similar patterns.
1409 (smax<mode>3): Ditto.
1410 (*ieee_smin<mode>3): Ditto.
1411 (*ieee_smax<mode>3): Ditto.
1412 * config/i386/sse.md (sse): New mode attribute.
1413 (mov<mode>): Macroize expander from movv4sf and movv2df using
1414 SSEMODEF2P mode iterator.
1415 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1416 SSE_VEC_FLOAT_MODE_P as insn constraint.
1417 (storent<mode>): Ditto.
1418 (storent<mode>): Macroize expander from storentsf and storentdf using
1419 MODEF mode iterator.
1420 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1421 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1422 (abs<mode>2): Ditto from similar patterns.
1423 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1424 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1425 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1426 (<sse>_vmsqrt<mode>2): Ditto.
1427 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1428 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1429 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1430 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1431 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1432 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1433 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1435 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1436 iterator and SSE_FLOAT_MODE_P as insn constraint.
1437 (<sse>_ucomi): Ditto from similar patterns.
1438 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1439 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1440 SSE_VEC_FLOAT_MODE_P as insn constraint.
1441 (vcond<mode>): Ditto from similar patterns.
1442 (and<mode>3, *and<mode>3): Ditto.
1443 (<sse>_nand<mode>3): Ditto.
1444 (ior<mode>3, *ior<mode>3): Ditto.
1445 (xor<mode>3, *xor<mode>3): Ditto.
1446 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1447 iterator and SSE_FLOAT_MODE_P as insn constraint.
1448 (*nand<mode>3): Ditto from similar patterns.
1449 (*ior<mode>3): Ditto.
1450 (*xor<mode>3): Ditto.
1452 2008-02-20 Ira Rosen <irar@il.ibm.com>
1454 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1455 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1456 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1458 2008-02-19 Jan Hubicka <jh@suse.cz>
1460 * predict.c (tree_bb_level_predictions): Remove variable next
1461 mistakely introduced by previous commit.
1463 2008-02-19 Jan Hubicka <jh@suse.cz>
1465 * predict.c (predict_paths_leading_to): Rewrite.
1466 (predict_paths_for_bb): New.
1467 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1469 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1472 * Makefile.in (build_file_translate): New.
1473 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1474 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1475 * configure.ac (build_file_translate): Substitute it.
1476 * configure: Regenerate.
1478 2008-02-19 Jan Hubicka <jh@suse.cz>
1480 PR rtl-optimization/34408
1481 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1484 2008-02-19 Jan Hubicka <jh@suse.cz>
1487 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1490 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1493 * config/i386/i386-modes.def: Revert the last DI alignment
1494 change until Ada people can look into it.
1496 2008-02-19 Nick Clifton <nickc@redhat.com>
1498 * opts.c (print_specific_help): Fix typo in --help text.
1500 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1503 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1504 32-bit inline asm without asm alternatives for host GCC < 3.0.
1506 2008-02-19 Richard Guenther <rguenther@suse.de>
1508 PR tree-optimization/34989
1509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1510 Allow propagation to INDIRECT_REF if we can simplify only.
1512 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1514 * c-common.c (warn_for_collisions_1): Use appropriate option when
1517 2008-02-19 Nick Clifton <nickc@redhat.com>
1520 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1521 (handle_options): Fix indentation.
1522 (print_filtered_help): If no language-specific options were
1523 displayed tell the user how to list all the options supported by
1524 the language's front-end.
1525 (print_specific_help): Fix indentation and remove duplicate line.
1526 (common_handle_option): Handle the -v option.
1527 For --help enable the display of undocumented options if the -v
1528 switch has been included on the command line.
1529 For --help= check for overlaps in the arguments between the option
1530 classes and the language names and issue a warning when they
1531 cannot be disambiguated.
1532 * c.opt (v): Pass on to the common option handler.
1534 2008-02-19 Revital Eres <eres@il.ibm.com>
1536 * modulo-sched.c (sms_schedule): Change dump message when
1537 create_ddg function fails.
1538 (try_scheduling_node_in_cycle): Rename row to cycle.
1539 (print_partial_schedule): Rename CYCLE to ROW.
1541 2008-02-19 Christian Bruel <christian.bruel@st.com>
1542 Zdenek Dvorak <ook@ucw.cz>
1544 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1546 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1549 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1550 (*x86_movdicc_0_m1_se): Ditto.
1552 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1555 (CMPtype): Define as __gcc_CMPtype.
1556 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1557 (CMPtype): Define as __gcc_CMPtype.
1559 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1561 Support valgrind 3.3 for --enable-checking=valgrind.
1562 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1564 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1565 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1566 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1567 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1568 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1569 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1570 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1572 * ggc-zone.c: Similar.
1573 * ggc-page.c: Similar.
1575 2008-02-19 Paul Brook <paul@codesourcery.com>
1578 * config/arm/ieee754-df.S: Fix do_it typo.
1579 * config/arm/ieee754-sf.S: Fix do_it typo.
1581 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1585 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1586 (OPTION_MASK_ISA_SSE_SET): Likewise.
1587 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1588 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1589 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1590 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1591 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1592 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1593 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1594 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1595 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1596 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1597 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1598 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1599 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1600 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1601 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1602 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1603 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1604 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1605 (OPTION_MASK_ISA_SSE4): Removed.
1606 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1607 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1609 (override_options): Don't turn on implied SSE/MMX bits in
1612 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1617 2008-02-18 Joey Ye <joey.ye@intel.com>
1620 * tree-nested.c (insert_field_into_struct): Set type alignment
1621 to field alignment if the former is less than the latter.
1623 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1625 * BASE-VER: Set to 4.4.0.
1627 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1629 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1630 * doc/cfg.texi: Likewise.
1631 * doc/extend.texi: Likewise.
1632 * doc/gty.texi: Likewise.
1633 * doc/invoke.texi: Likewise.
1634 * doc/loop.texi: Likewise.
1635 * doc/md.texi: Likewise.
1636 * doc/passes.texi: Likewise.
1637 * doc/rtl.texi: Likewise.
1638 * doc/sourcebuild.texi: Likewise.
1639 * doc/tm.texi: Likewise.
1640 * doc/tree-ssa.texi: Likewise.
1642 2008-02-17 Richard Guenther <rguenther@suse.de>
1645 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1646 without default definition.
1648 2008-02-17 Richard Guenther <rguenther@suse.de>
1650 PR tree-optimization/35231
1651 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1654 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1658 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 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1665 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1667 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1669 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1672 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1674 * doc/c-tree.texi: Use `@.' where appropriate.
1675 * doc/extend.texi: Likewise.
1676 * doc/install.texi: Likewise.
1677 * doc/invoke.texi: Likewise.
1678 * doc/loop.texi: Likewise.
1679 * doc/makefile.texi: Likewise.
1680 * doc/md.texi: Likewise.
1681 * doc/passes.texi: Likewise.
1682 * doc/standards.texi: Likewise.
1683 * doc/tm.texi: Likewise.
1685 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1688 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1690 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1691 rather than in entry_bb.
1693 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1695 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1696 libgcc_cmp_return mode.
1698 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1701 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1702 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1704 2008-02-15 Richard Guenther <rguenther@suse.de>
1705 Zdenek Dvorak <ook@ucw.cz>
1707 PR tree-optimization/35164
1708 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1709 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1710 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1711 Only propagate addresses which do not have abnormal SSA_NAMEs
1714 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1717 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1719 2008-02-15 Jan Hubicka <jh@suse.cz>
1722 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1724 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1727 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1728 when calculating alignment_pad.
1730 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1732 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1733 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1734 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1735 and STACK_BOUNDARY define.
1737 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1739 PR preprocessor/35061
1740 * c-pragma.c (handle_pragma_pop_macro): Check that
1741 pushed_macro_table has been allocated.
1743 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1746 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1747 (force_gimple_operand): Likewise.
1748 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1749 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1750 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1751 (find_interesting_uses_address): Check addressability and alignment
1752 of the base expression only after substituting bases of IVs into it.
1754 2008-02-14 Michael Matz <matz@suse.de>
1757 * function.c (instantiate_virtual_regs_in_insn): Reload address
1758 before falling back to reloading the whole operand.
1760 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1762 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1763 before the first section switch note.
1765 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1767 * doc/bugreport.texi: Update copyright years.
1768 * doc/c-tree.texi: Likewise.
1769 * doc/cfg.texi: Likewise.
1770 * doc/cpp.texi: Likewise.
1771 * doc/cppinternals.texi: Likewise.
1772 * doc/fragments.texi: Likewise.
1773 * doc/frontends.texi: Likewise.
1774 * doc/gcc.texi: Likewise.
1775 * doc/gty.texi: Likewise.
1776 * doc/hostconfig.texi: Likewise.
1777 * doc/implement-c.texi: Likewise.
1778 * doc/libgcc.texi: Likewise.
1779 * doc/loop.texi: Likewise.
1780 * doc/makefile.texi: Likewise.
1781 * doc/options.texi: Likewise.
1782 * doc/passes.texi: Likewise.
1783 * doc/rtl.texi: Likewise.
1784 * doc/sourcebuild.texi: Likewise.
1785 * doc/standards.texi: Likewise.
1786 * doc/tree-ssa.texi: Likewise.
1787 * doc/trouble.texi: Likewise.
1789 * doc/extend.texi: Use @: or add comma where appropriate.
1790 * doc/invoke.texi: Likewise.
1791 * doc/tm.texi: Likewise.
1793 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1796 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1799 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1801 * doc/md.texi (clz, ctz): Add reference.
1802 * doc/rtl.texi (clz, ctz): Likewise.
1804 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1807 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1810 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1812 * config/s390/s390.c (struct constant_pool): New field
1813 emit_pool_after added.
1814 (s390_mainpool_start): Set the emit_pool_after flag according
1815 to the section switch notes.
1816 (s390_mainpool_finish): Consider emit_pool_after when emitting
1817 the literal pool at the end of the function.
1818 (s390_chunkify_start): Force literal pool splits at section
1821 2008-02-13 Michael Matz <matz@suse.de>
1824 * var-tracking.c (clobber_variable_part): Correctly traverse the
1827 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1830 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1831 Add -fdump-ipa-inline.
1832 * tree-dump.c (dump_files): Remove tree-inlined dump.
1833 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1835 2008-02-12 Richard Guenther <rguenther@suse.de>
1837 PR tree-optimization/35171
1838 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1841 2008-02-12 Richard Guenther <rguenther@suse.de>
1844 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1845 value-preserving mode. Disallow final truncation.
1847 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1850 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1851 code from here to...
1852 (force_gimple_operand): ...here.
1854 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1857 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1858 non-compatible pointers.
1859 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1860 different FIELD_DECLs, try harder by comparing field offsets, sizes
1864 * function.c (match_asm_constraints_1): Don't replace the same input
1867 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1869 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1870 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1871 (expand_epilogue): Restore RAMPZ register.
1872 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1874 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1876 * config/i386/cygwin.asm: (__alloca): Correct calling
1877 convention and alignment.
1878 (__chkstk): Force 8 byte stack alignment.
1880 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1881 Richard Guenther <rguenther@suse.de>
1883 PR tree-optimization/33992
1884 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1885 the zero we compare against.
1887 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1890 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1891 to CloseHandle after unlocking to prevent accumulation of handle
1894 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1897 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1898 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1899 and update LABEL_NUSES during and after reload.
1901 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1904 * combine.c (simplify_if_then_else): Make sure the comparison is
1905 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1907 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1910 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1911 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1912 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1913 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1914 * tree.h (get_type_static_bounds): Likewise.
1916 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1918 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1919 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1920 Make -Wfoo language annotations match what the compiler outputs.
1922 2008-02-08 Sa Liu <saliu@de.ibm.com>
1924 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1925 intrinsics spu_convts, spu_convtu, spu_convtf.
1926 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1928 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1930 * doc/extend.texi (Function Attributes) <noinline>: Mention
1931 asm ("") as method to keep calls.
1933 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1936 * doc/options.texi (Options): Replace references to opts.sh with
1938 * opts-common.c: Likewise.
1939 * optc-gen.awk: Likewise.
1941 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1943 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1945 2008-02-07 Richard Henderson <rth@redhat.com>
1948 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1949 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1952 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1954 PR tree-optimization/35085
1955 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1956 for operand entry oe2 in addition to operand entry oe3 in order to
1957 expose more opportunities for vectorizer sum reduction.
1959 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1962 * Makefile.in (LIBS): Remove $(GMPLIBS).
1963 (cc1-dummy, cc1): Add $(GMPLIBS).
1965 2008-02-06 Jan Hubicka <jh@suse.cz>
1968 * i386.md (moddf_integer): Do not produce partial memory stalls for
1969 targets where it hurts.
1971 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1974 * optabs.c (expand_float): Do not check for decimal modes when
1975 expanding unsigned integer through signed conversion.
1977 2008-02-06 Nick Clifton <nickc@redhat.com>
1979 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1980 inside the clobber with a match_operand and duplicated operand
1981 number in the constraint.
1982 (ineqbranchsi): Delete redundant comment.
1984 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1986 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1987 builtin_define ("__USE_INIT_FINI__").
1988 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1990 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1992 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1994 PR documentation/30330
1995 * doc/invoke.texi (C++ Dialect Options)
1996 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1997 For each warning option -Wfoo that allows -Wno-foo, ensure both
1998 -Wfoo and -Wno-foo are listed in the option index. Fix index
1999 entry of -Wswitch-default, index -Wnormalized= including the
2000 `=', and -Wlarger-than-@var{len} including @var{len}.
2002 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/i386.md (floatunssisf2): Use
2005 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2006 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2007 Macroize expander using MODEF mode iterator.
2009 2008-02-05 Diego Novillo <dnovillo@google.com>
2011 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2014 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2016 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2019 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2021 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2024 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2025 to indicate if a message should be generated.
2026 (init_cumulative_args): Updated.
2027 (function_value_32): Likewise.
2029 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2031 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2033 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2037 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2039 2008-02-04 Diego Novillo <dnovillo@google.com>
2041 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2044 * tree-vrp.c (vrp_evaluate_conditional): With
2045 -Wtype-limits, emit a warning when comparing against a
2046 constant outside the natural range of OP0's type.
2048 2008-02-04 Richard Guenther <rguenther@suse.de>
2051 * expr.c (count_type_elements): Give for unions instead of
2054 2008-02-04 Richard Guenther <rguenther@suse.de>
2057 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2058 to TYPE_DOMAINs base type instead of using bitsizetype here.
2060 2008-02-03 Jason Merrill <jason@redhat.com>
2062 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2064 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2067 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2068 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2069 (RS/6000 and PowerPC Options): Fix typos and markup.
2070 * doc/passes.texi (Tree-SSA passes): Likewise.
2072 2008-02-02 Michael Matz <matz@suse.de>
2075 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2076 from record_last_reg_set_info.
2077 (record_last_reg_set_info): Take an RTX argument, iterate over all
2078 constituent hardregs.
2079 (record_last_set_info, record_opr_changes): Change calls to
2080 new signature or to record_last_reg_set_info_regno.
2082 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2084 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2086 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2088 PR rtl-optimization/34773
2089 * reg-notes.def (EQUAL): Mention significance of combination of
2090 REG_EQUAL and REG_RETVAL.
2091 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2092 insn that has a REG_RETVAL.
2094 2008-02-01 Roger Sayle <roger@eyesopen.com>
2097 * configure.ac (--enable-fixed-point): Disable unless explicitly
2099 * configure: Regenerate.
2101 2008-02-01 Richard Guenther <rguenther@suse.de>
2104 * invoke.texi (-finline-limit): Remove no longer true parts
2105 of the documentation. Note that there is no default value.
2107 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2108 Mark Mitchell <mark@codesourcery.com>
2109 Ben Elliston <bje@au.ibm.com>
2112 * doc/extend.texi (Other Builtins): Document.
2114 2008-01-31 Tom Browder <tom.browder@gmail.com>
2116 * doc/c-tree.texi (Types): Fix grammar.
2117 (Expression trees): Ditto.
2118 * doc/passes.texi (Tree-SSA passes): Ditto.
2120 * doc/configterms.texi (Configure Terms): Fix typo.
2121 * doc/cpp.texi (Common Predefined Macros): Ditto.
2122 * doc/md.texi (Machine Constraints): Ditto.
2124 * doc/makefile.texi (Makefile): Add comma.
2126 2008-01-31 Tom Browder <tom.browder@gmail.com>
2127 Gerald Pfeifer <gerald@pfeifer.com>
2129 * doc/sourcebuild.texi (Front End): Remove references to CVS
2130 and CVSROOT/modules.
2131 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2132 (Back End): Remove reference to CVS.
2134 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2137 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2139 (mips16_gp_pseudo_reg): ...here.
2140 * config/mips/mips.md (load_const_gp): Replace with...
2141 (load_const_gp_<mode>): ...this :P-based insn.
2143 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2145 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2146 options. Minor fixes.
2147 (-std): Move reference to standards closer to where language
2148 standards are first mentioned.
2150 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2152 PR rtl-optimization/34995
2153 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2154 parameter and return a bool. If the rtx parameter is nonnull,
2155 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2156 (find_reloads): Update call accordingly. Pass the new operand
2157 if it needed no address reloads, otherwise pass null.
2159 2008-01-30 Richard Henderson <rth@redhat.com>
2162 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2163 for unbounded arrays.
2165 2008-01-30 Silvius Rus <rus@google.com>
2167 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2169 2008-01-30 Jan Hubicka <jh@suse.cz>
2172 * i386.c (init_cumulative_args): Use real function declaration when
2175 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2177 PR rtl-optimization/34998
2178 * global.c (build_insn_chain): Treat non-subreg_lowpart
2179 SUBREGs of pseudos as clobbering all the words covered by the
2180 SUBREG, not just all the bytes.
2181 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2182 original df_ref rather than an extract parameter.
2183 (global_conflicts): Update call accordingly.
2185 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2187 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2188 the overflow check to make it easier to read.
2189 (__fixtfdi): Change the type of the ll member in union
2190 long_double to UDItype_x.
2192 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2195 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2196 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2197 * tree-inline.c (fold_marked_statements): Call
2198 cgraph_update_edges_for_call_stmt if folding a call statement.
2199 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2200 debug_generic_stmt calls, reset it back afterwards.
2203 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2205 * c-typeck.c (build_external_ref): Don't pedwarn about
2206 static vars in current function's scope.
2208 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2210 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2212 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2215 * ipa-struct-reorg.c: Fix spelling.
2216 * params.def: Ditto.
2218 2008-01-29 Richard Guenther <rguenther@suse.de>
2221 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2223 * tree-inline.c (remap_type): Increment remapping_type_depth
2224 around remapping types.
2225 (copy_body_r): Only add referenced variables if they are referenced
2226 from code, not types.
2228 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2239 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2240 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2242 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2245 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2246 pointer for tiny stack.
2248 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2250 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2252 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2254 * config/vx-common.h: Fix typo in comment.
2256 2008-01-28 Ian Lance Taylor <iant@google.com>
2260 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2261 coalesce pointers if they have different DECL_NO_TBAA_P values.
2262 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2263 between variables with different DECL_NO_TBAA_P values.
2265 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2268 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2269 are not legitimate small data references on SPE targets.
2271 2008-01-28 David Daney <ddaney@avtrex.com>
2273 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2275 2008-01-28 David Daney <ddaney@avtrex.com>
2277 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2279 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2281 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2282 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2283 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2284 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2285 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2286 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2287 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2288 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2290 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2292 * basic-block.h (condjump_equiv_p): Fix comment.
2294 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2296 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2297 print_generic_stmt_indented): Fix comment.
2299 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2301 * configure.ac (__stack_chk_fail): Add detecion for availability
2302 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2303 * configure: Regenerate.
2305 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2308 * final.c (output_addr_const): Handle TRUNCATE.
2310 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2313 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2314 (zero_cost, infinite_cost): New constants.
2315 (struct cost_pair): Change type of cost to comp_cost.
2316 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2317 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2319 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2320 split_address_cost, ptr_difference_cost, difference_cost,
2321 get_computation_cost_at, get_computation_cost,
2322 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2323 determine_use_iv_cost_condition, determine_use_iv_costs,
2324 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2325 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2326 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2327 Change type of cost to comp_cost.
2328 (determine_iv_cost): Increase cost of non-original ivs, instead
2329 of decreasing the cost of original ones.
2330 (get_address_cost): Indicate the complexity of the addressing mode
2332 (try_add_cand_for): Prefer using ivs not specific to some object.
2333 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2335 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2336 Janis Johnson <janis187@us.ibm.com>
2339 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2340 (TARGET_INSTANTIATE_DECLS): Likewise.
2341 * target.h (expand_to_rtl_hook): New target hook.
2342 (instantiate_decls): Likewise.
2343 * function.c (instantiate_decl): Make non-static. Rename to...
2344 (instantiate_decl_rtl): ... this.
2345 (instantiate_expr): Use instantiate_decl_rtl.
2346 (instantiate_decls_1): Likewise.
2347 (instantiate_decls): Likewise.
2348 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2349 * function.h (instantiate_decl_rtl): Add prototype.
2350 * cfgexpand.c (target.h): New include.
2351 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2352 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2353 (TARGET_INSTANTIATE_DECLS): Likewise.
2354 (TARGET_INITIALIZER): New target hooks added.
2355 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2357 * config/rs6000/rs6000.c (tree-flow.h): New include.
2358 (machine_function): Add sdmode_stack_slot field.
2359 (rs6000_alloc_sdmode_stack_slot): New function.
2360 (rs6000_instantiate_decls): Likewise.
2361 (rs6000_secondary_memory_needed_rtx): Likewise.
2362 (rs6000_check_sdmode): Likewise.
2363 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2364 (TARGET_INSTANTIATE_DECLS): Likewise.
2365 (rs6000_hard_regno_mode_ok): Allow SDmode.
2366 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2367 (rs6000_emit_move): Handle SDmode.
2368 (function_arg_advance): Likewise.
2369 (function_arg): Likewise.
2370 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2371 SDmode var args for 32-bit compiles.
2372 (rs6000_secondary_reload_class): Handle SDmode.
2373 (rs6000_output_function_epilogue): Likewise.
2374 (rs6000_function_value): Simplify if statement.
2375 (rs6000_libcall_value): Likewise.
2376 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2377 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2378 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2379 (movsd_hardfloat): New define_insn.
2380 (movsd_softfloat): Likewise.
2381 (movsd_store): Likewise.
2382 (movsd_load): Likewise.
2383 (extendsddd2): Likewise.
2384 (extendsdtd2): Likewise.
2385 (truncddsd2): Likewise.
2386 (movdd_hardfloat64): Fixup comment.
2387 (UNSPEC_MOVSD_LOAD): New constant.
2388 (UNSPEC_MOVSD_STORE): Likewise.
2390 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2393 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2395 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2396 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2397 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2400 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2403 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2404 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2405 __LONGDOUBLE128 too.
2406 * config/rs6000/aix61.h: New file.
2408 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2410 PR rtl-optimization/34959
2411 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2412 popcount and parity rtxes the same mode as their operand.
2413 Truncate or extend the result to the return value's mode
2416 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2419 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2420 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2421 to GOT_VERSION_REGNUM.
2422 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2423 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2424 * config/mips/mips.c (mips_emit_call_insn): New function.
2425 (mips_call_tls_get_addr): Call mips_expand_call directly.
2426 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2428 (mips16_build_call_stub): Likewise. Return the call insn or null.
2429 (mips_expand_call): Update the call to mips16_build_call_stub
2430 accordingly and a remove redundant condition. Assert that MIPS16
2431 stubs do not use lazy binding. Use mips_emit_call_insn and return
2433 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2435 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2436 (mips_avoid_hazard): Remove hazard_set handling.
2437 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2438 (UNSPEC_RESTORE_GP): ...this.
2439 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2440 (FAKE_CALL_REGNO): Rename to...
2441 (GOT_VERSION_REGNUM): ...this.
2442 (type): Add "ghost" value. Add an associated insn reservation.
2443 (hazard_set): Remove.
2444 (exception_receiver): Rename to...
2445 (restore_gp): ...this and update the unspec identifier accordingly.
2446 (exception_receiver, nonlocal_got_receiver): New expanders.
2447 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2448 FAKE_CALL_REGNO. Remove hazard_set attribute.
2449 (set_got_version, update_got_version): New patterns.
2451 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2454 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2456 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2459 * doc/install.texi2html: Generate gcc-vers.texi.
2461 2008-01-25 DJ Delorie <dj@redhat.com>
2463 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2465 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2467 * config/c4x: Remove directory.
2468 * config.gcc (crx-*, mt-*): Mark obsolete.
2469 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2470 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2471 sh-*-rtemscoff*): Remove cases.
2472 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2473 * real.c (encode_c4x_single, decode_c4x_single,
2474 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2475 c4x_extended_format): Remove.
2476 * real.h (c4x_single_format, c4x_extended_format): Remove.
2477 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2479 (Pragmas): Remove comment about c4x pragmas.
2480 * doc/install.texi (c4x): Remove target-specific instructions.
2481 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2482 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2483 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2484 refer to C4x source files as examples.
2485 (C4X_FLOAT_FORMAT): Remove documentation.
2487 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2489 * config/bfin/bfin.c (override_options): Reorder tests so that
2490 flag_pic gets enabled for -msep-data.
2492 2008-01-25 Richard Guenther <rguenther@suse.de>
2495 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2496 to its bitfield precision if required.
2498 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2501 * tree-nested.c (walk_omp_for): New function.
2502 (convert_nonlocal_reference, convert_local_reference): Call
2503 walk_omp_for on OMP_FOR.
2504 (convert_call_expr): Call walk_body on OMP_FOR's
2505 OMP_FOR_PRE_INIT_BODY.
2507 2008-01-25 Richard Guenther <rguenther@suse.de>
2509 PR tree-optimization/34966
2510 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2511 default defs and PHI_NODEs we have to insert after the
2514 2008-01-24 Nick Clifton <nickc@redhat.com>
2516 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2517 Provide a default definition.
2518 (LIBGCC2_UNITS_PER_WORD): Likewise.
2520 * config/stormy16/stormy16.c: Include df.h for the prototype
2521 for df_regs_ever_live_p.
2522 (xstormy16_expand_builtin_va_start): Convert the stack offset
2523 into a component_ref and then use POINTER_PLUS_EXPR to add it
2524 to the incoming_virtual_args_rtx.
2525 (xstormy16_gimplify_va_arg_expr): Rename to
2526 xstormy16_gimplify_va_arg_expr.
2527 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2528 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2529 xstormy16_gimplify_va_arg_expr.
2530 Fix up some formatting issues.
2532 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2533 Move to predicates.md.
2534 (xs_hi_general_operand): Likewise.
2535 (xs_hi_nonmemory_operand): Likewise.
2536 * config/stormy16/predicates.md:
2537 (xstormy16_carry_plus_operand): New predicate.
2538 (xs_hi_general_operand): New predicate.
2539 (xs_hi_nonmemory_operand): New predicate.
2540 * config/stormy16/stormy16-protos.h:
2541 (xstormy16_carry_plus_operand): Delete prototype.
2542 (xs_hi_general_operand): Likewise.
2543 (xs_hi_nonmemory_operand): Likewise.
2545 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2546 modifiers as they are no longer needed and they can trigger
2547 reload spill failures.
2549 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2550 with a match_operand in order to help reload.
2552 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2553 constraint with 'e' for the 8th alternative as this version of
2554 the mov.w instruction only accepts the lower 8 registers.
2556 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2559 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2560 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2563 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2566 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2568 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2570 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2572 (remove_structure): Update allocations list before removing structure.
2574 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2576 * ipa-struct-reorg.c (is_safe_cond_expr,
2577 create_new_stmts_for_cond_expr): Use integer_zerop function,
2578 that recognize not only zero-pointer, but zero-integer too.
2580 2008-01-25 Ben Elliston <bje@au.ibm.com>
2583 * fixproto: Escape "." in sed expression that strips leading "./".
2585 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2588 * gcc.c (SWITCH_OK): Removed.
2589 (SWITCH_LIVE): Changed to bit.
2590 (SWITCH_FALSE): Likewise.
2591 (SWITCH_IGNORE): Likewise.
2592 (switchstr): Change live_cond to unsigned int.
2593 (process_command): Replace SWITCH_OK with 0.
2594 (do_self_spec): Likewise.
2595 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2596 (give_switch): Likewise.
2597 (used_arg): Likewise.
2598 (do_spec_1): Set the SWITCH_IGNORE bit.
2599 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2600 bits. Set the SWITCH_LIVE bit.
2602 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2604 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2606 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2608 PR tree-optimization/34472
2609 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2610 parameter to a "bool *" and set *DATA to false if there is
2611 an unsafe access. Do not delete the structure here.
2612 (check_cond_exprs): Delete it here instead.
2613 (check_cond_exprs, exclude_cold_structs): Do not increase
2614 I when removing a structure.
2616 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2620 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2622 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2625 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2626 a fixed vector for stack.
2628 2008-01-24 Ben Elliston <bje@au.ibm.com>
2631 * doc/gcc.texi (Software development): Add a direntry for g++.
2633 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2635 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2636 stale and straggling -fforce-addr comments above.
2638 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2640 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2641 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2643 2008-01-23 Michael Matz <matz@suse.de>
2646 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2649 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2651 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2654 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2656 * config/avr/avr.c (avr_current_arch): New variable.
2657 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2658 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2659 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2660 (avr_override_options): Init 'avr_current_arch'.
2661 (base_arch_s): Move from here...
2662 * config/avr/avr.h (base_arch_s): ... here. Add new members
2663 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2664 'mega' to 'have_jmp_call'.
2665 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2666 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2668 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2670 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2671 MULTILIB_MATCHES): (Ditto.).
2673 2008-01-23 Richard Guenther <rguenther@suse.de>
2676 * cgraphunit.c (cgraph_reset_node): Always mark the node
2677 not reachable if it is not queued already.
2679 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2681 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2682 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2683 (cputype_selected): New static variable.
2684 (bfin_handle_option): Set it if -mcpu is used.
2685 (override_option): Select default set of workarounds if no cpu type
2686 selected on the command line.
2687 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2689 From Michael Frysinger <michael.frysinger@analog.com>
2690 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2691 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2693 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2694 for bf547, bf523, bf524, and bf526.
2695 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2697 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2698 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2699 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2700 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2701 * doc/invoke.texi (Blackfin Options): Document that
2702 -mcpu now accept bf547, bf523, bf524, and bf526.
2704 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2706 PR rtl-optimization/34628
2707 * combine.c (try_combine): Stop and undo after the first combination
2708 if an autoincrement side-effect on the first insn has effectively
2711 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2714 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2715 Offset addresses are not valid for Altivec or paired float modes.
2717 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2720 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2721 if DECL_INITIAL (decl) is error_mark_node.
2724 * c-common.c (handle_vector_size_attribute): Only allow
2725 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2726 the same way as pointer, array etc. types.
2727 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2730 * tree.c (build_type_attribute_qual_variant): Call
2731 build_qualified_type if attributes are equal, but quals are not.
2733 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2736 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2737 * flags.h (warn_strict_aliasing): Remove.
2738 (warn_strict_overflow): Remove.
2739 * opts.c (warn_strict_aliasing): Remove.
2740 (warn_strict_overflow): Remove.
2741 * c-opts.c (c_common_handle_option): -Wall only sets
2742 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2743 (c_common_post_options): Give default values to -Wstrict-aliasing
2744 and -Wstrict-overflow if they are uninitialized.
2745 * common.opt (Wstrict-aliasing): Specify Var and Init.
2746 (Wstrict-overflow): Likewise.
2748 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2750 PR rtl-optimization/26854
2751 PR rtl-optimization/34400
2752 PR rtl-optimization/34884
2753 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2755 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2756 (df_rd_bb_info.expanded_lr_out): Deleted
2757 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2758 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2759 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2760 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2761 Removed code to allocate, initialize or free expanded_lr_out.
2762 (df_rd_bb_local_compute_process_def): Restructured to make more
2764 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2765 sets if the sets are being trimmed.
2767 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2770 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2771 (as_vers): Likewise.
2772 * configure: Regenerated.
2774 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2777 * tree-pass.h (pass_build_alias): New pass.
2778 * tree-ssa-alias.c (gate_build_alias): New.
2779 (pass_build_alias): New.
2780 * passes.c (init_optimization_passes): Add pass_build_alias after
2781 pass_create_structure_vars.
2783 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2785 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2786 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2787 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2788 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2789 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2790 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2791 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2792 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2793 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2794 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2795 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2796 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2797 * config/s390/s390.md (FP_ALL): New mode iterator.
2798 (_d): New mode attribute.
2799 ("*signbit<mode>2>"): Changed mode of first operand.
2800 ("isinf<mode>2"): Changed mode of first operand.
2801 ("*TDC_insn"): Adaptation for DFP modes.
2803 2008-01-22 Ben Elliston <bje@au.ibm.com>
2805 * tree.c (check_qualified_type): Improve function description.
2807 2008-01-21 Jason Merrill <jason@redhat.com>
2810 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2811 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2814 2008-01-21 DJ Delorie <dj@redhat.com>
2816 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2819 2008-01-21 Richard Guenther <rguenther@suse.de>
2822 * tree-cfg.c (verify_expr): Allow all invariant expressions
2823 instead of just constant class ones as reference argument.
2824 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2825 like any other constant.
2826 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2828 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2830 * regmove.c (fixup_match_1): Update call crossed frequencies.
2832 2008-01-21 Richard Guenther <rguenther@suse.de>
2835 * tree-inline.c (setup_one_parameter): Deal with mismatched
2836 types using a VIEW_CONVERT_EXPR.
2838 2008-01-21 Alon Dayan <alond@il.ibm.com>
2839 Olga Golovanevsky <olga@il.ibm.com>
2841 PR tree-optimization/34701
2842 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2843 when the structure size is not a power of 2.
2845 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2847 * doc/install.texi: Add doc for --enable-checking=df.
2849 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2851 PR rtl-optimization/34808
2852 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2854 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2859 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2861 PR rtl-optimization/26854
2862 PR rtl-optimization/34400
2863 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2865 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2866 (df_rd_bb_info.expanded_lr_out): New.
2867 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2868 * loop_iv.c (iv_analysis_loop_init): Ditto.
2869 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2870 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2871 Added code to allocate, initialize or free expanded_lr_out.
2872 (df_rd_bb_local_compute_process_def): Restructured to make
2873 more understandable.
2874 (df_rd_confluence_n): Add code to do nothing with fake edges and
2875 code to no apply invalidate_by_call sets if the sets are being trimmed.
2876 (df_lr_local_finalize): Renamed to df_lr_finalize.
2877 (df_live_local_finalize): Renamed to df_live_finalize.
2879 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2882 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2883 deciding whether to use reciprocal instructions.
2885 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2887 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2888 dwarf2out_note_section_used if cold_text_section is NULL.
2890 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2892 PR gcov-profile/34610
2893 * tree-cfg.c (make_edges): Mark both outgoing edges from
2894 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2895 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2896 from OMP_FOR and OMP_CONTINUE outgoing edges.
2898 * tree-profile.c (tree_profiling): Return early if
2899 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2901 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2902 from cfun to child_cfun.
2903 * function.h (struct function): Add after_tree_profile bit.
2905 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2907 * config/avr/avr.S (_exit): Disable interrupt.
2909 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2910 Steven Bosscher <stevenb.gcc@gmail.com>
2912 PR rtl-optimization/26854
2913 PR rtl-optimization/34400
2914 * df-problems.c (df_live_scratch): New scratch bitmap.
2915 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2916 (df_live_reset): Clear the proper bitmaps.
2917 (df_live_bb_local_compute): Only process the artificial defs once
2918 since the order is not important.
2919 (df_live_init): Init the df_live sets only with the variables
2920 found live by df_lr.
2921 (df_live_transfer_function): Use the df_lr sets to prune the
2922 df_live sets as they are being computed.
2923 (df_live_free): Free df_live_scratch.
2925 2008-01-18 Ian Lance Taylor <iant@google.com>
2927 * common.opt: Add fmerge-debug-strings.
2928 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2929 flag_merge_debug_strings rather than flag_merge_constants.
2930 * doc/invoke.texi (Option Summary): Mention
2931 -fmerge-debug-strings.
2932 (Debugging Options): Document -fmerge-debug-strings.
2934 2008-01-18 Ian Lance Taylor <iant@google.com>
2937 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2938 (struct tree_function_decl): Add new field operator_new_flag.
2939 * tree-inline.c (expand_call_inline): When inlining a call to
2940 operator new, force the return value to go into a variable, and
2941 set DECL_NO_TBAA_P on that variable.
2942 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2944 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2947 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2948 DWARF2_DEBUGGING_INFO.
2949 (dwarf2out_note_section_used): Ditto. Add prototype.
2950 (have_multiple_function_sections, text_section_used,
2951 cold_text_section_used, *cold_text_sections): Move declarations
2954 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2956 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2957 field and add signal_ra.
2958 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2959 assignments to frame state pc. Move end of stack check after
2960 MD_FALLBACK_FRAME_STATE_FOR.
2961 (uw_update_context_1): Use frame state signal_regs if set, instead
2962 of checking signal_frame flag.
2963 (uw_update_context): Use frame state signal_ra if set.
2964 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2965 * config/xtensa/linux-unwind.h: New file.
2967 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2969 * modulo-sched.c (get_sched_window): Fix comment typo.
2971 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2973 PR tree-optimization/34648
2974 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2976 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2978 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2979 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2981 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2983 PR rtl-optimization/34400
2984 * df-core.c (df_worklist_dataflow_overeager,
2985 df_worklist_dataflow_doublequeue): New functions.
2986 (df_worklist_dataflow): Two different worklist solvers.
2987 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2990 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2993 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2994 and ftree-parallelize-loops.
2996 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2998 PR rtl-optimization/34826
2999 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3001 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3003 * global.c (find_reg): Mark the eh regs as used if necessary.
3004 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3005 * ra.h (struct allocno): no_eh_reg field added. Changed
3006 no_stack_reg type to bitfield.
3008 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3010 * tree.c (substitute_in_expr): Add missing 'break'.
3012 2008-01-17 Richard Guenther <rguenther@suse.de>
3014 PR tree-optimization/34825
3015 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3016 x / x as division to handle.
3018 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3020 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3021 "-pthread" is specified.
3022 * pa-hpux11.h (LIB_SPEC): Likewise.
3024 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3025 Peter Bergner <bergner@vnet.ibm.com>
3027 PR rtl-optimization/33796
3028 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3030 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3032 PR libgfortran/34699
3033 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3035 * pa-hpux10.h (LINK_SPEC): Likewise.
3036 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3038 2008-01-16 Richard Guenther <rguenther@suse.de>
3041 * fold-const.c (fold_convert_const_int_from_int): Do not
3042 set overflow if that occured only because of a sign extension
3043 change when converting from/to a sizetype with the same
3044 precision and signedness.
3046 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3049 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3050 location address to the correct place. Update copyright year.
3052 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3054 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3055 no dependences in the dependence_relations vector.
3057 2008-01-16 Jan Hubicka <jh@suse.cz>
3059 PR rtl-optimization/31396
3060 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3061 * cfg.c (dump_reg_info): Print it.
3062 * regs.h (struct reg_info_t): add freq_calls_crossed.
3063 (REG_FREQ_CALLS_CROSSED): New macro.
3064 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3065 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3066 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3067 regmove_optimize): Update call crossed frequencies.
3068 * local-alloc.c (struct qty): Add freq_calls_crossed.
3069 (alloc_qty): Copute freq_calls_crossed.
3070 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3071 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3072 * ra.h (struct allocno): Add freq_calls_crossed.
3074 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3076 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3077 libgomp when compiling with ftree-parallelize-loops.
3078 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3080 2008-01-16 Richard Guenther <rguenther@suse.de>
3082 PR tree-optimization/34769
3083 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3084 * tree.c (int_cst_value): Instead make this function more
3085 permissive in what it accepts as valid input. Document this
3086 function always sign-extends the value.
3088 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3089 Richard Guenther <rguenther@suse.de>
3092 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3093 (gimple_fold_indirect_ref_rhs): ... this.
3094 (gimple_fold_indirect_ref): New function with foldings
3095 that preserve lvalueness.
3096 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3097 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3098 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3099 to fold an INDIRECT_REF, fall back to the old use of
3100 fold_indirect_ref_1.
3102 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3104 * tree-data-ref.c (subscript_dependence_tester_1): Call
3105 free_conflict_function.
3106 (compute_self_dependence): Same.
3108 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3111 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3112 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3114 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3115 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3116 for DWARF2_UNWIND_INFO targets.
3118 2008-01-16 Richard Guenther <rguenther@suse.de>
3121 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3122 type qualifiers for function types.
3124 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3126 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3127 loop_iterator li from previous commit.
3129 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3131 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3133 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3135 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3136 (parallelize_loops): Don't parallelize irreducible components.
3138 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3141 * c-opts (c_common_post_options): Do not enable CPP
3142 flag_pedantic_errors by default.
3144 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3146 PR rtl-optimization/31944
3147 * cse.c (remove_pseudo_from_table): New function.
3148 (merge_equiv_classes): Use above function to remove pseudo-registers.
3149 (invalidate): Likewise.
3151 2008-01-13 Richard Guenther <rguenther@suse.de>
3154 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3155 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3157 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3159 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3160 validate_change to unshare the source of the PC set.
3162 2008-01-12 Jan Hubicka <jh@suse.cz>
3165 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3166 references above array bounds. This might trigger bounds checks for
3169 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3171 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3172 new_replaceable_dependencies.
3174 2008-01-12 Doug Kwan <dougkwan@google.com>
3176 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3177 instead of OPT_Wreturn_type in warning due to ignored return type
3179 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3180 options included in -Wextra.
3181 * c.opt: New option -Wignored_qualifiers.
3182 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3183 -Wignore_qualifiers.
3184 (-Wignored-qualifiers): Document.
3185 (-Wreturn-type): Remove description of functionality now handled
3186 by -Wignored-qualifiers.
3188 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3191 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3192 NOP_EXPR if it is between integral types with the same precision.
3194 2008-01-12 Jan Hubicka <jh@suse.cz>
3197 * invoke.texi (max-inline-recursive-depth): Fix default value.
3199 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3201 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3204 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3206 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3208 2008-01-11 James E. Wilson <wilson@specifix.com>
3211 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3213 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3215 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3216 save/restore frame pointer register and don't use 'call-prologues'
3217 optimization in function with "OS_task" attribute.
3219 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3222 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3223 when copying to memory.
3225 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3227 PR rtl-optimization/30905
3228 * cfgcleanup.c: Include dce.h
3229 (crossjumps_occured): New global variable.
3230 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3231 If something changed, set crossjumps_occured to true.
3232 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3233 Don't add/remove fake edges to exit here...
3234 (cleanup_cfg): ...but do it here, when crossjumping.
3235 Run a fast DCE when successful crossjumps occured in the latest
3236 iteration of try_optimize_cfg.
3238 2008-01-11 Richard Guenther <rguenther@suse.de>
3240 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3241 (struct vn_unary_op_s): Likewise.
3242 (vn_reference_insert): Free old reference on hash collision.
3244 2008-01-10 Raksit Ashok <raksit@google.com>
3246 PR rtl-optimization/27971
3247 * combine.c (find_split_point): Split PLUS expressions which are
3248 inside a MEM rtx, and whose first operand is complex.
3250 2008-01-10 DJ Delorie <dj@redhat.com>
3252 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3253 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3254 (m32c_hard_regno_ok): Call the underlying function.
3256 2008-01-10 Richard Guenther <rguenther@suse.de>
3259 * tree-cfg.c (tree_merge_blocks): Do not go through the
3260 full-blown folding and stmt updating path if we just deal
3261 with virtual operands.
3262 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3263 test for abnormal SSA_NAMEs.
3265 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3268 * reload.c (push_reload): Add assertions. All constants from
3269 reg_equiv_constant should have been used for replacing the respective
3271 (find_reloads_address): Invoke find_reloads_address_part for
3272 constant taken from the reg_equiv_constant array.
3274 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3276 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3277 field (valnum) the first in the struct. Replace bools with
3280 2008-01-10 Richard Guenther <rguenther@suse.de>
3282 PR tree-optimization/34651
3283 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3284 types and ordering for masking and converting.
3286 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3288 PR tree-optimization/34017
3289 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3290 also for PHI_NODE expressions.
3292 2008-01-09 Jan Hubicka <jh@suse.cz>
3294 PR tree-optimization/34708
3295 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3296 based on number of case labels.
3297 (init_inline_once): Remove switch_cost.
3298 * tree-inline.h (eni_weights_d): Remove switch_cost.
3300 2008-01-09 Richard Guenther <rguenther@suse.de>
3301 Andrew Pinski <andrew_pinski@playstation.sony.com>
3304 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3305 temporary if an rvalue is ok or an lvalue is not required.
3307 2008-01-09 Richard Guenther <rguenther@suse.de>
3310 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3313 2008-01-09 Richard Guenther <rguenther@suse.de>
3316 * tree.c (host_integerp): Check for sizetype only if the
3317 type is an integer type.
3319 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3322 * opts.c (decode_options): Disable inlining of functions called
3323 once if not in unit-at-a-time mode.
3325 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3327 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3329 2008-01-08 Richard Guenther <rguenther@suse.de>
3332 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3333 out early if the result will be unused.
3335 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3340 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3341 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3344 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3346 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3347 for vectorization tuned.
3349 2008-01-08 Richard Guenther <rguenther@suse.de>
3351 PR tree-optimization/34683
3352 * tree-ssa-operands.c (operand_build_cmp): Export.
3353 * tree-ssa-operands.h (operand_build_cmp): Declare.
3354 * tree-vn.c (vuses_compare): Remove.
3355 (sort_vuses): Use operand_build_cmp.
3356 (sort_vuses_heap): Likewise.
3357 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3358 to re-use old VEC if available. Do not sort already sorted VUSEs.
3359 (vdefs_to_vec): Do not sort already sorted VDEFs.
3361 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3364 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3366 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3369 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3370 limitations of reciprocal sequences on x86 targets.
3372 2008-01-08 Richard Guenther <rguenther@suse.de>
3374 PR tree-optimization/34683
3375 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3377 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3380 * config/darwin.c (darwin_mergeable_string_section): Don't use
3381 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3383 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3386 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3387 negxf2. Macroize expander using X87MODEF mode iterator. Change
3388 predicates of op0 and op1 to register_operand.
3389 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3390 expander using X87MODEF mode iterator. Change predicates of
3391 op0 and op1 to register_operand.
3392 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3393 corresponding patterns and macroize using MODEF macro. Change
3394 predicates of op0 and op1 to register_operand and remove
3395 "m" constraint. Disparage "r" alternative with "!".
3396 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3397 macroize using X87MODEF macro. Change predicates of op0 and op1
3398 to register_operand and remove "m" constraint. Disparage "r"
3399 alternative with "!".
3400 (absneg splitter with memory operands): Remove.
3401 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3402 patterns and macroize using X87MODEF mode iterator.
3403 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3404 Change predicate of op1 to register_operand.
3405 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3406 for memory operands.
3408 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3410 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3412 2008-01-07 Richard Guenther <rguenther@suse.de>
3414 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3417 2008-01-07 Richard Guenther <rguenther@suse.de>
3419 PR tree-optimization/34683
3420 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3421 VOPs of the needed size to save memory. Use VEC_quick_push
3422 to save compile-time.
3423 (vdefs_to_vec): Likewise.
3425 2008-01-07 Sa Liu <saliu@de.ibm.com>
3427 * config/spu/spu.md (divdf3): Genetate inline code for double
3428 division. The implementation doesn't handle INF or NAN, therefore it
3429 only applies when -ffinite-math-only is given.
3431 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3434 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3435 * doc/cpp.texi ([Common Predefined Macros]): Document.
3437 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3439 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3440 order to use commutative addition instead of subtraction.
3442 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3443 Mircea Namolaru <namolaru@il.ibm.com>
3444 Vladimir Yanovsky <yanov@il.ibm.com>
3445 Revital Eres <eres@il.ibm.com>
3447 PR tree-optimization/34263
3448 * tree-outof-ssa.c (process_single_block_loop_latch,
3449 contains_tree_r): New functions.
3450 (analyze_edges_for_bb): Call process_single_block_loop_latch
3451 function to empty single-basic-block latch block if possible.
3453 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3455 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3457 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3459 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3461 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3463 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3465 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3467 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3469 PR tree-optimization/34618
3470 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3473 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3476 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3477 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3478 Update copyright year.
3480 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3481 Update copyright year.
3482 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3485 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3487 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3488 edge does not point to current bb before changing need_assert.
3490 2008-01-04 Richard Guenther <rguenther@suse.de>
3493 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3494 for verifying purposes if they are is_gimple_min_invariant.
3496 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3498 PR tree-optimization/34448
3499 PR tree-optimization/34465
3500 * gimplify.c (gimplify_init_constructor): Add new parameter
3501 notify_temp_creation. Use it.
3502 (gimplify_modify_expr_rhs): Take volatiles into account when
3503 optimizing constructors.
3504 Do not optimize constructors if gimplify_init_constructor will dump to
3506 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3507 * gcc.c-torture/compile/pr34448.c: New.
3509 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3511 PR gcov-profile/34609
3512 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3513 return_slot if result is TREE_ADDRESSABLE.
3515 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3517 * config/mips/mips.md (sqrt_condition): Tweak comment.
3518 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3520 2008-01-03 Tom Tromey <tromey@redhat.com>
3523 * c-common.c (c_type_hash): Handle VLAs.
3525 2008-01-03 Jan Hubicka <jh@suse.cz>
3527 PR tree-optimization/31081
3528 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3529 0 when inlining and not inlining to first basic block.
3530 (remap_decl): When var is initialized to 0, don't set default_def.
3531 (expand_call_inline): Set entry_bb.
3532 * tree-inline.h (copy_body_data): Add entry_bb.
3534 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3537 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3540 PR tree-optimization/29484
3541 * tree-inline.c (inline_forbidden_p_2): New function.
3542 (inline_forbidden_p): Disallow inlining if some static var
3543 has an address of a local LABEL_DECL in its initializer.
3544 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3547 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3549 PR tree-optimization/34635
3550 * tree-data-ref.c (add_other_self_distances): Make sure that the
3551 evolution step is constant.
3553 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3556 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3558 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3560 * tree-sra.c (scalarize_init): Insert the generate_element_init
3561 statements after the generate_element_zero statements.
3563 2008-01-02 Richard Guenther <rguenther@suse.de>
3567 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3568 for very large number of operands instead of ICEing.
3570 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3573 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3574 while stack probing.
3576 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3578 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3581 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3584 * tree-mudflap.c (mx_register_decls): Guard warning by
3585 !DECL_ARTIFICIAL check.
3587 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3589 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3590 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3591 sse5_perm<mode>): Fix constraints.
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