1 2008-03-05 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/35472
4 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5 whose single use_stmt has a overlapping set of loaded and
6 stored symbols as that use_stmt might be a noop assignment then.
8 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10 * gthr-rtems.h: Implement __gthread_mutex_destroy.
12 2008-03-05 Richard Guenther <rguenther@suse.de>
15 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
17 * tree-cfg.c (verify_expr): Verify it.
18 * fold-const.c (fold_truthop): Remove code generating
19 BIT_FIELD_REFs of structure bases.
20 (fold_binary): Likewise.
21 (fold_ternary): Position and size of BIT_FIELD_REFs are
23 (make_bit_field_ref): Remove.
24 (optimize_bit_field_compare): Remove.
25 (all_ones_mask_p): Remove.
27 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
30 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
31 (split_block_and_df_analyze): New. Split basic block and rebuild
33 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
35 (split_pattern_seq): Likewise.
36 (erase_matching_seqs): Likewise.
37 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
39 2008-03-04 Geoff Keating <geoffk@apple.com>
41 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
43 (tree_invalid_nonnegative_warnv_p): Likewise.
45 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
47 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
48 examples. Truncate option-names then causing overfull hbox.
50 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
53 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
57 2008-03-04 Rafael Espindola <espindola@google.com>
59 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
60 (tree_unary_nonnegative_warnv_p): New.
61 (tree_binary_nonnegative_warnv_p): New.
62 (tree_single_nonnegative_warnv_p): New.
63 (tree_invalid_nonnegative_warnv_p): New.
64 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
66 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
69 * opts.c (handle_option): Postpone 'unknown option' errors only for
72 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
75 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
78 2008-03-04 Rafael Espindola <espindola@google.com>
80 * fold-const.c (tree_unary_nonzero_warnv_p): New.
81 (tree_binary_nonzero_warnv_p): New.
82 (tree_single_nonzero_warnv_p): New.
83 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
85 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
88 * fold-const.c (fold_cond_expr_with_comparison): Prevent
89 transformations for modes that have signed zeros.
90 * ifcvt.c (noce_try_abs): Ditto.
92 2008-03-04 Joseph Myers <joseph@codesourcery.com>
94 * config/i386/i386.c (override_options): Force
95 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
97 2008-03-04 Jan Hubicka <jh@suse.cz>
100 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
103 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
105 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
106 label to probe the stack.
108 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
110 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
111 (__gthr_win32_mutex_destroy): Declare.
112 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
113 __gthr_win32_mutex_destroy.
114 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
116 2008-03-03 Jan Hubicka <jh@suse.cz>
119 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
120 aggressive on inlining cold calls.
122 2008-03-03 Richard Guenther <rguenther@suse.de>
124 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
125 struct copies into the expression table.
126 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
127 (try_to_simplify): Likewise.
128 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
129 integral and pointer arguments which do not change the
130 precision to NOP_EXPRs.
131 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
132 VIEW_CONVERT_EXPR case.
134 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
136 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
137 defined in a loop at depth 0 is invariant.
138 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
139 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
140 be called at loop depth 0.
142 2008-03-02 Jakub Jelinek <jakub@redhat.com>
145 * gcc.c (process_command): Update copyright notice dates.
146 * gcov.c (print_version): Likewise.
147 * gcov-dump.c (print_version): Likewise.
148 * mips-tfile.c (main): Likewise.
149 * mips-tdump.c (main): Likewise.
151 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
154 * c-common.c (flag_permissive): Delete.
155 (constant_expression_warnings): Check flags first.
156 (constant_expression_error): New.
157 * c-common.h (flag_permissive): Delete.
158 (constant_expression_error): Declare.
159 * flags.h (flag_permissive): Declare. Update description.
160 * diagnostic.c (pedwarn): Update.
162 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
163 (permissive_error_kind): New.
164 * toplev.c (flag_permissive): Define. Update description.
165 * toplev.h (permissive_error_kind): Declare.
166 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
167 (pedwarn_c90): Use pedantic_warning_kind.
168 * c-opts.c (c_common_post_options): flag_permissive does not affect
169 flag_pedantic_errors.
171 2008-03-02 Joseph Myers <joseph@codesourcery.com>
173 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
174 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
175 __absvsi2, __absvDI2): Use unsigned arithmetic.
177 2008-03-02 Andi Kleen <ak@suse.de>
178 Richard Guenther <rguenther@suse.de>
180 * struct-equiv.c: Remove file.
181 * cfg_cleanup.c (condjump_equiv_p): Remove.
182 * Makefile.in (OBJS-common): Remove struct-equiv.o.
183 (struct-equiv.o): Remove rule.
184 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
185 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
186 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
188 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
190 * ifcvt.c (noce_process_if_block): Try to handle only the then
191 block if the else block exists but isn't suitable.
193 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
196 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
197 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
198 regression from previous patch.
200 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
203 * gthr.h: Add __gthread_mutex_destroy as a function that must be
205 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
206 * gthr-single.h (__gthread_mutex_destroy): Likewise.
207 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
208 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
209 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
210 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
211 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
212 (__gthread_mutex_destroy_function): Rename to
213 __gthread_mutex_destroy.
214 * gthr-dce.h (__gthread_mutex_destroy): Call
215 pthread_mutex_destroy.
216 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
217 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
218 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
220 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
222 * df-scan.c (df_ref_chain_change_bb): Simplify.
223 (df_insn_change_bb): Add new_bb argument. Simplify. Call
224 set_block_for_insn if there's any change.
225 * df.h ((df_insn_change_bb): Fix prototype.
226 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
227 df_insn_change_bb, don't call set_block_for_insn.
228 * emit-rtl.c (reorder_insns): Likewise.
229 * haifa-sched.c (move_insn): Likewise.
231 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
233 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
235 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
237 * tree-flow-inline.h (next_readonly_imm_use): Return
238 NULL_USE_OPERAND_P after the end.
240 2008-03-01 Richard Guenther <rguenther@suse.de>
242 PR tree-optimization/35411
243 * tree-sra.c (sra_build_assignment): Split conversion to
244 final type to a separate statement if we are not assigning
247 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
249 * fold-const.c (fold_convertible_p): Correct the logic to follow
250 that in fold_convert().
252 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
255 * tree-inline.c (build_duplicate_type): When we make a
256 duplicate type, make it unique in the canonical types system.
258 2008-02-29 Tom Tromey <tromey@redhat.com>
260 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
261 input_file_stack_history, input_file_stack_restored): Remove.
262 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
263 * input.h (struct file_stack): Remove.
264 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
265 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
267 * diagnostic.h (struct diagnostic_context) <last_module>: Change
269 (diagnostic_last_module_changed): Add 'map' argument.
270 (diagnostic_set_last_function): Likewise.
271 * diagnostic.c (undiagnostic_report_current_module): Iterate using
272 line map, not input_file_stack.
273 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
275 2008-02-29 Paul Brook <paul@codesourcery.com>
277 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
279 2008-02-29 Paul Brook <paul@codesourcery.com>
281 * config/arm/ieee754-df.S (muldf3): Use RET macros.
283 2008-02-29 Richard Guenther <rguenther@suse.de>
285 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
287 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
288 value for comparing for a store match.
289 (simplify_unary_expression): Do nothing for SSA_NAMEs.
290 (try_to_simplify): Do not do a full-blown reference lookup.
292 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
294 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
295 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
297 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
299 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
301 * tree-loop-linear.c (try_interchange_loops): Compare memory access
302 strides against cache sizes.
304 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
306 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
309 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
311 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
312 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
313 is smaller than the original promoted value.
314 (simplify_subreg): If OP is a SUBREG, try to preserve its
315 SUBREG_PROMOTED_VAR_P information.
317 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
319 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
320 (VN_INFO_GET): Allocate new objects on the obstack.
321 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
322 for rpo_numbers_temp, for consistency.
323 (free_scc_vn): Free the obstack.
325 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
327 * doc/invoke.texi: Document -ftree-loop-distribution.
328 * tree-loop-distribution.c: New.
329 * tree-pass.h (pass_loop_distribution): New.
330 * graphds.h (struct graph): Add htab_t indices.
331 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
332 * tree-vectorizer.c (rename_variables_in_loop): Extern.
333 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
334 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
335 * tree-data-ref.c (debug_data_dependence_relations): New.
336 (dump_data_dependence_relation): Also print data references.
337 (free_data_ref): Extern.
338 (same_access_functions): Moved...
339 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
340 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
341 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
342 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
343 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
344 (stmts_from_loop): Skip LABEL_EXPR.
345 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
347 (build_rdg): Initialize rdg->indices htab.
348 (free_rdg, stores_from_loop, ref_base_address,
349 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
350 have_similar_memory_accesses_1, ref_base_address_1,
351 remove_similar_memory_refs): New.
352 * tree-data-ref.h: Depend on tree-chrec.h.
353 (debug_data_dependence_relations, free_data_ref): Declared.
354 (same_access_functions): ... here.
355 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
357 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
358 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
359 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
360 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
361 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
362 rdg_vertex_for_stmt): Declared.
363 (struct rdg_edge): Add level.
365 (free_rdg, stores_from_loop, remove_similar_memory_refs,
366 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
368 (rdg_has_similar_memory_accesses): New.
369 * tree-vect-analyze.c: Remove unused static decls.
370 * lambda.h (dependence_level): New.
371 * common.opt (ftree-loop-distribution): New.
372 * tree-flow.h (mark_virtual_ops_in_bb,
373 slpeel_tree_duplicate_loop_to_edge_cfg,
374 rename_variables_in_loop): Declared.
375 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
376 (OBJS-common): Add tree-loop-distribution.o.
377 (tree-loop-distribution.o): New rule.
378 * tree-cfg.c (mark_virtual_ops_in_bb): New.
379 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
380 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
382 2008-02-28 Joseph Myers <joseph@codesourcery.com>
385 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
386 other than structures and unions.
388 2008-02-28 Richard Guenther <rguenther@suse.de>
391 2008-02-26 Richard Guenther <rguenther@suse.de>
393 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
394 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
395 (lookup_decl_from_uid): Declare.
396 (remove_decl_from_map): Likewise.
397 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
398 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
399 (decl_for_uid_map): New global hashtable mapping DECL_UID
401 (init_ttree): Allocate it.
402 (insert_decl_to_uid_decl_map): New helper function.
403 (make_node_stat): Insert new decls into the map.
404 (copy_node_stat): Likewise.
405 (lookup_decl_from_uid): New function.
406 (remove_decl_from_map): Likewise.
407 (print_decl_for_uid_map_statistics): New helper.
408 (dump_tree_statistics): Call it.
410 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
411 (referenced_var_iterator): Adjust.
412 (FOR_EACH_REFERENCED_VAR): Adjust.
413 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
414 (num_referenced_vars): Adjust.
415 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
416 (first_referenced_var): Remove.
417 (end_referenced_vars_p): Likewise.
418 (next_referenced_var): Likewise.
419 (referenced_var_iterator_set): New helper function.
420 * tree-dfa.c (referenced_var_lookup): Adjust.
421 (referenced_var_check_and_insert): Likewise.
422 (remove_referenced_var): Likewise.
423 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
424 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
425 (verify_call_clobbering): Likewise.
426 (verify_memory_partitions): Likewise.
427 (init_tree_ssa): Allocate bitmap instead of hashtable for
429 (delete_tree_ssa): Adjust.
430 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
431 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
432 (compute_tag_properties): Likewise.
433 (set_initial_properties): Likewise.
434 (find_partition_for): Likewise.
435 (update_reference_counts): Likewise.
436 (dump_may_aliases_for): Likewise.
437 * tree-ssa-operands.c (add_virtual_operand): Likewise.
438 (add_call_clobber_ops): Likewise.
439 (add_call_read_ops): Likewise.
440 (get_asm_expr_operands): Likewise.
441 * tree-into-ssa.c (dump_decl_set): Likewise.
442 (update_ssa): Likewise.
443 * tree-sra.c (scan_function): Likewise.
444 (decide_instantiations): Likewise.
445 (scalarize_parms): Likewise.
446 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
447 (dsa_named_for): Likewise.
448 * tree-ssa-structalias.c (update_alias_info): Likewise.
449 (merge_smts_into): Likewise.
451 2008-02-27 David Daney <ddaney@avtrex.com>
454 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
455 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
456 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
457 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
458 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
460 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
463 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
464 (BUILT_IN_NEXTTOWARD): Remove.
465 (BUILT_IN_NEXTTOWARDF): Ditto.
466 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
467 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
469 2008-02-27 Tom Tromey <tromey@redhat.com>
471 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
472 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
474 2008-02-27 Jan Beulich <jbeulich@novell.com>
476 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
477 update the respective field on newdecl.
479 2008-02-27 Revital Eres <eres@il.ibm.com>
481 PR rtl-optimization/34999
482 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
483 crossing edges that ends with a call insn.
484 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
485 call insn and clear the EDGE_CROSSING flag of the crossing edge
486 when fixing fallthru edges.
488 2008-02-27 Richard Guenther <rguenther@suse.de>
491 * fold-const.c (fold_unary): Return the correct argument,
492 converted to the result type.
494 2008-02-27 Richard Guenther <rguenther@suse.de>
497 * expr.c (expand_expr_real_1): Assert on rotates that operate
499 * fold-const.c (fold_binary): Use the types precision, not the
500 bitsize of the mode if folding rotate expressions. Build rotates
503 2008-02-27 Jakub Jelinek <jakub@redhat.com>
505 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
507 * c-pragma.c (pragma_ns_name): New typedef.
508 (registered_pp_pragmas): New variable.
509 (c_pp_lookup_pragma): New function.
510 (c_register_pragma_1): If flag_preprocess_only, do nothing
511 for non-expanded pragmas, for expanded ones push pragma's
512 namespace and name into registered_pp_pragmas vector.
513 (c_invoke_pragma_handler): Register OpenMP pragmas even when
514 flag_preprocess_only, don't register GCC pch_preprocess
515 pragma if flag_preprocess_only.
516 * c-opts.c (c_common_init): Call init_pragma even if
517 flag_preprocess_only.
518 * c-pragma.c (c_pp_lookup_pragma): New prototype.
519 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
520 cpp_register_pragma if flag_preprocess_only.
522 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
525 * c-parser.c (c_parser_translation_unit): Warn for empty
526 translation unit, not empty source file.
528 2008-02-26 Paul Brook <paul@codesourcery.com>
530 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
532 * config/arm/arm.h (reg_class): Add CORE_REGS.
533 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
534 (BASE_REG_CLASS): Use CORE_REGS.
535 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
536 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
537 (REGNO_OK_FOR_INDEX_P): Exclude SP.
538 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
539 ARM_REGNO_OK_FOR_INDEX_P.
540 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
541 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
542 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
543 (ldm/stm peepholes): Ditto.
544 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
545 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
546 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
547 * config/arm/constraints.md: Enable "k" constraint on ARM.
549 2008-02-27 Ben Elliston <bje@au.ibm.com>
551 * config/rs6000/rs6000.c: Annotate cache line size field in all
552 instances of struct processor_costs.
554 2008-02-26 David Edelsohn <edelsohn@gnu.org>
556 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
557 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
558 jump_bypass): New counters.
559 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
560 * dce.c (gate_ud_dce): Same.
561 (gate_fast_dce): Same.
562 * dse.c (gate_dse1): New function.
563 (gate_dse2): New function.
564 (gate_dse): Merge results of new gate functions.
565 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
566 (gate_handle_jump_bypass): Add dbg_cnt.
567 (gate_handle_gcse): Add dbg_cnt.
568 * ifcvt.c (gate_handle_if_conversion): Same.
569 (gate_handle_if_after_combine): Same.
570 (gate_handle_if_after_reload): Same.
571 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
573 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
575 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
577 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
579 2008-02-26 Jason Merrill <jason@redhat.com>
582 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
583 alone if it's the naming decl for the type's main variant.
585 2008-02-26 Tom Tromey <tromey@redhat.com>
587 * system.h (USE_MAPPED_LOCATION): Poison.
588 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
589 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
590 (make_goto_expr_edges): Likewise.
591 (remove_bb): Likewise.
592 (execute_warn_function_return): Likewise.
593 * basic-block.h (struct edge_def) <goto_locus>: Change type to
595 * c-common.c (fname_decl): Remove old location code.
596 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
598 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
600 (ASM_INPUT_SOURCE_LOCATION): Likewise.
601 (gen_rtx_ASM_INPUT): Likewise.
602 (gen_rtx_ASM_INPUT_loc): Likewise.
603 (get_rtx_asm_OPERANDS): Remove.
604 * cfglayout.c (insn_locators_alloc): Remove old location code.
605 (set_curr_insn_source_location): Likewise.
606 (curr_insn_locator): Likewise.
607 * print-tree.c (print_node): Remove old location code.
608 * tree-mudflap.c (mf_varname_tree): Remove old location code.
609 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
610 * cfgexpand.c (expand_gimple_cond_expr): Don't use
612 (construct_exit_block): Remove old location code.
613 * emit-rtl.c (force_next_line_note): Remove old location code.
614 * profile.c (branch_prob): Remove old location code.
615 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
616 LOC_LINE): Remove old-location variants.
617 * langhooks.c (lhd_print_error_function): Remove old location
619 * configure, config.in: Rebuilt.
620 * configure.ac (--enable-mapped-location): Remove.
621 * c-decl.c (c_init_decl_processing): Remove old location code.
622 (finish_function): Likewise.
623 * recog.c (decode_asm_operands): Remove old location code.
624 * c-pch.c (c_common_read_pch): Remove old location code.
625 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
627 * gimple-low.c (lower_function_body): Remove old location code.
628 * toplev.c (unknown_location): Remove.
629 (push_srcloc): Remove old-location variant.
630 (process_options): Remove old location code.
631 (lang_dependent_init): Likewise.
632 * input.h (UNKNOWN_LOCATION): Move definition.
633 (location_t): Undeprecate.
634 (source_locus): Remove.
635 (location_from_locus): Remove.
636 (struct location_s): Remove.
637 Remove all old-location code.
638 (input_line, input_filename): Remove.
639 * final.c (final_scan_insn): Remove old location code.
640 * diagnostic.c (diagnostic_build_prefix): Remove
641 USE_MAPPED_LOCATION test.
642 * tree.h (gimple_stmt) <locus>: Now a location_t.
643 (tree_exp) <locus>: Likewise.
644 (DECL_IS_BUILTIN): Remove old-location variant.
645 (annotate_with_file_line, annotate_with_locus): Likewise.
646 (expr_locus, set_expr_locus): Update.
647 * tree.c (build1_stat): Remove old location code.
648 (last_annotated_node): Remove.
649 (annotate_with_file_line): Remove old-location variant.
650 (annotate_with_locus): Likewise.
651 (expr_location): Remove old location code.
652 (set_expr_location): Likewise.
653 (expr_has_location): Likewise.
654 (expr_locus): Likewise.
655 (set_expr_locus): Likewise.
656 (expr_filename): Don't use location_from_locus.
657 (expr_lineno): Likewise.
658 * rtl-error.c (location_for_asm): Remove old location code.
659 * c-lex.c (cb_line_change): Remove old location code.
660 (fe_file_change): Likewise.
661 (cb_def_pragma): Likewise.
662 (c_lex_with_flags): Likewise.
663 * gengtype.c (do_typedef): Don't special-case location types.
664 (define_location_structures): Remove.
665 (main): Don't call define_location_structures.
666 * tree-pretty-print.c (dump_implicit_edges): Remove old location
669 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
672 * builtins.def (BUILT_IN_STDARG_START): Remove.
673 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
674 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
675 * tree-inline.c (inline_forbidden_p_1): Likewise.
677 2008-02-26 Richard Guenther <rguenther@suse.de>
679 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
680 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
681 (lookup_decl_from_uid): Declare.
682 (remove_decl_from_map): Likewise.
683 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
684 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
685 (decl_for_uid_map): New global hashtable mapping DECL_UID
687 (init_ttree): Allocate it.
688 (insert_decl_to_uid_decl_map): New helper function.
689 (make_node_stat): Insert new decls into the map.
690 (copy_node_stat): Likewise.
691 (lookup_decl_from_uid): New function.
692 (remove_decl_from_map): Likewise.
693 (print_decl_for_uid_map_statistics): New helper.
694 (dump_tree_statistics): Call it.
696 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
697 (referenced_var_iterator): Adjust.
698 (FOR_EACH_REFERENCED_VAR): Adjust.
699 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
700 (num_referenced_vars): Adjust.
701 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
702 (first_referenced_var): Remove.
703 (end_referenced_vars_p): Likewise.
704 (next_referenced_var): Likewise.
705 (referenced_var_iterator_set): New helper function.
706 * tree-dfa.c (referenced_var_lookup): Adjust.
707 (referenced_var_check_and_insert): Likewise.
708 (remove_referenced_var): Likewise.
709 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
711 (verify_call_clobbering): Likewise.
712 (verify_memory_partitions): Likewise.
713 (init_tree_ssa): Allocate bitmap instead of hashtable for
715 (delete_tree_ssa): Adjust.
716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
718 (compute_tag_properties): Likewise.
719 (set_initial_properties): Likewise.
720 (find_partition_for): Likewise.
721 (update_reference_counts): Likewise.
722 (dump_may_aliases_for): Likewise.
723 * tree-ssa-operands.c (add_virtual_operand): Likewise.
724 (add_call_clobber_ops): Likewise.
725 (add_call_read_ops): Likewise.
726 (get_asm_expr_operands): Likewise.
727 * tree-into-ssa.c (dump_decl_set): Likewise.
728 (update_ssa): Likewise.
729 * tree-sra.c (scan_function): Likewise.
730 (decide_instantiations): Likewise.
731 (scalarize_parms): Likewise.
732 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
733 (dsa_named_for): Likewise.
734 * tree-ssa-structalias.c (update_alias_info): Likewise.
735 (merge_smts_into): Likewise.
737 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
740 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
741 * c-opts.c (c_common_handle_option): Wall enables
742 Wvolatile-register-var.
743 * common.opt: Move Wvolatile-register-var to...
746 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
748 * common.opt (Wlarger-than=): New.
749 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
751 * opts.c (common_handle_option): Handle -Wlarger-than=.
752 * optc-gen.awk: Likewise.
753 * opth-gen.awk: Likewise.
754 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
755 * tree-optimize.c (tree_rest_of_compilation): Likewise.
757 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
759 * c-common.c (match_case_to_enum_1): Add appropriate
760 OPT_W* parameter to warning.
761 (c_do_switch_warnings): Likewise.
762 * c-typeck.c (warning_init): Add one more parameter following
764 (push_init_level): Update call to warning_init.
765 (pop_init_level): Likewise.
766 (add_pending_init): Likewise.
767 (output_init_element: Likewise.
769 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
772 * toplev.c (toplev_main): If there are warnings or error, print
773 errors for ignored options.
774 * opts.c (ignored_options): New static variable.
775 (postpone_unknown_option_error): New.
776 (print_ignored_options): New.
777 (handle_option): Postpone errors for unknown -Wno-* options.
778 * opts.h (print_ignored_options): Declare.
780 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
782 * config/mips/mips.md (loadgp_blockage, blockage): Change type
785 2008-02-25 Richard Guenther <rguenther@suse.de>
788 2008-02-25 Richard Guenther <rguenther@suse.de>
790 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
791 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
792 (lookup_decl_from_uid): Declare.
793 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
794 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
795 (decl_for_uid_map): New global hashtable mapping DECL_UID
797 (init_ttree): Allocate it.
798 (insert_decl_to_uid_decl_map): New helper function.
799 (make_node_stat): Insert new decls into the map.
800 (copy_node_stat): Likewise.
801 (lookup_decl_from_uid): New function.
802 (print_decl_for_uid_map_statistics): New helper.
803 (dump_tree_statistics): Call it.
805 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
806 (referenced_var_iterator): Adjust.
807 (FOR_EACH_REFERENCED_VAR): Adjust.
808 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
809 (num_referenced_vars): Adjust.
810 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
811 (first_referenced_var): Remove.
812 (end_referenced_vars_p): Likewise.
813 (next_referenced_var): Likewise.
814 (referenced_var_iterator_set): New helper function.
815 * tree-dfa.c (referenced_var_lookup): Adjust.
816 (referenced_var_check_and_insert): Likewise.
817 (remove_referenced_var): Likewise.
818 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
819 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
820 (verify_call_clobbering): Likewise.
821 (verify_memory_partitions): Likewise.
822 (init_tree_ssa): Allocate bitmap instead of hashtable for
824 (delete_tree_ssa): Adjust.
825 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
826 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
827 (compute_tag_properties): Likewise.
828 (set_initial_properties): Likewise.
829 (find_partition_for): Likewise.
830 (update_reference_counts): Likewise.
831 (dump_may_aliases_for): Likewise.
832 * tree-ssa-operands.c (add_virtual_operand): Likewise.
833 (add_call_clobber_ops): Likewise.
834 (add_call_read_ops): Likewise.
835 (get_asm_expr_operands): Likewise.
836 * tree-into-ssa.c (dump_decl_set): Likewise.
837 (update_ssa): Likewise.
838 * tree-sra.c (scan_function): Likewise.
839 (decide_instantiations): Likewise.
840 (scalarize_parms): Likewise.
841 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
842 (dsa_named_for): Likewise.
843 * tree-ssa-structalias.c (update_alias_info): Likewise.
844 (merge_smts_into): Likewise.
846 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
849 * doc/invoke.texi (-fcx-limited-range): Document new option.
850 * toplev.c (process_options): Handle -fcx-fortran-rules.
851 * common.opt: Add documentation for -fcx-fortran-rules.
853 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
856 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
857 actual behaviour and C99.
859 2008-02-26 Ben Elliston <bje@au.ibm.com>
861 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
862 (ASM_CPU_POWER6_SPEC): Likewise.
863 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
864 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
865 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
867 2008-02-25 Richard Guenther <rguenther@suse.de>
869 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
870 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
871 (lookup_decl_from_uid): Declare.
872 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
873 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
874 (decl_for_uid_map): New global hashtable mapping DECL_UID
876 (init_ttree): Allocate it.
877 (insert_decl_to_uid_decl_map): New helper function.
878 (make_node_stat): Insert new decls into the map.
879 (copy_node_stat): Likewise.
880 (lookup_decl_from_uid): New function.
881 (print_decl_for_uid_map_statistics): New helper.
882 (dump_tree_statistics): Call it.
884 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
885 (referenced_var_iterator): Adjust.
886 (FOR_EACH_REFERENCED_VAR): Adjust.
887 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
888 (num_referenced_vars): Adjust.
889 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
890 (first_referenced_var): Remove.
891 (end_referenced_vars_p): Likewise.
892 (next_referenced_var): Likewise.
893 (referenced_var_iterator_set): New helper function.
894 * tree-dfa.c (referenced_var_lookup): Adjust.
895 (referenced_var_check_and_insert): Likewise.
896 (remove_referenced_var): Likewise.
897 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
898 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
899 (verify_call_clobbering): Likewise.
900 (verify_memory_partitions): Likewise.
901 (init_tree_ssa): Allocate bitmap instead of hashtable for
903 (delete_tree_ssa): Adjust.
904 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
905 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
906 (compute_tag_properties): Likewise.
907 (set_initial_properties): Likewise.
908 (find_partition_for): Likewise.
909 (update_reference_counts): Likewise.
910 (dump_may_aliases_for): Likewise.
911 * tree-ssa-operands.c (add_virtual_operand): Likewise.
912 (add_call_clobber_ops): Likewise.
913 (add_call_read_ops): Likewise.
914 (get_asm_expr_operands): Likewise.
915 * tree-into-ssa.c (dump_decl_set): Likewise.
916 (update_ssa): Likewise.
917 * tree-sra.c (scan_function): Likewise.
918 (decide_instantiations): Likewise.
919 (scalarize_parms): Likewise.
920 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
921 (dsa_named_for): Likewise.
922 * tree-ssa-structalias.c (update_alias_info): Likewise.
923 (merge_smts_into): Likewise.
925 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
928 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
929 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
930 * alias.h (nonoverlapping_memrefs_p): Likewise.
932 2008-02-25 Jan Beulich <jbeulich@novell.com>
934 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
935 * config/i386/netware-libgcc.exp: Add __bswap?i2,
936 __emultls_get_address, __emultls_register_common,
937 __floatundi?f, and _Unwind_GetIPInfo.
938 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
939 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
940 (gen_regparm_prefix): Likewise.
941 (i386_nlm_encode_section_info): Sync with
942 config/i386/winnt.c:i386_pe_encode_section_info().
943 (i386_nlm_maybe_mangle_decl_assembler_name): New.
944 i386_nlm_mangle_decl_assembler_name): New.
945 (netware_override_options): New.
946 * config/i386/netware.h (netware_override_options): Declare.
947 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
948 (i386_nlm_mangle_decl_assembler_name): Declare.
949 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
951 2008-02-25 Ben Elliston <bje@au.ibm.com>
954 * c-decl.c (grokdeclarator): Remove unused local variables
955 `typedef_type' and `type_as_written'.
957 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
958 unused local variable `has_hot_blocks'.
959 (fix_crossing_conditional_branches): Remove unused local variable
962 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
965 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
966 using DEF_C99_BUILTIN.
967 (BUILT_IN_NANF): Ditto.
968 (BUILT_IN_NANL): Ditto.
970 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
971 Revital Eres <eres@il.ibm.com>
973 * modulo-sched.c (calculate_must_precede_follow): Address TODO
974 regarding the order of two dependent insns in the same row.
976 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
978 * stor-layout.c (layout_decl): Do not bump the alignment of a
979 bit-field to more than byte alignment if it is packed.
981 2008-02-24 David Edelsohn <edelsohn@gnu.org>
983 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
986 2008-02-24 Diego Novillo <dnovillo@google.com>
988 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
991 * tree-vrp.c (vrp_evaluate_conditional): With
992 -Wtype-limits, emit a warning when comparing against a
993 constant outside the natural range of OP0's type.
994 * c.opt (Wtype-limits): Move ...
995 * common.opt (Wtype-limits): ... here.
997 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
999 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1000 * config/rs6000/e300c2c3.md: New file.
1001 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1003 (rs6000_override_options): Add e300c2 and e300c3 cases to
1004 processor_target_table. Do not allow usage of Altivec or Spe
1005 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1006 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1007 * config/rs6000/rs6000.h (processor_type): Add
1008 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1009 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1010 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1011 and ppce300c3. Include e300c2c3.md.
1013 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1015 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1016 instead of TARGET_STRICT_ALIGN.
1018 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1020 * explow.c (memory_address): Assert that the generated address is
1023 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1026 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1027 * config/darwin-ppc-ldouble-patch.def: New file.
1028 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1029 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1030 SUBTARGET_INIT_BUILTINS if defined.
1031 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1034 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1037 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1038 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1040 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1043 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1044 file" warning condtional on -Winvalid-PCH.
1046 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1048 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1050 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1055 prevent reload from using MMX registers.
1056 (*mov<mode>_internal): Ditto.
1057 (*movv2sf_internal_rex64): Ditto.
1058 (*movv2sf_internal): Ditto.
1060 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1062 PR documentation/31569
1063 * doc/install.texi2html: Use makeinfo --no-number-sections.
1065 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1067 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1068 ensure that we can address an entire entity > 8 bytes. Don't
1069 generate reg+reg addressing for such data.
1071 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1073 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1074 strings when optimizing for size, unless the target cares about
1077 2008-02-22 Tom Tromey <tromey@redhat.com>
1079 * regclass.c (current_pass): Remove declaration.
1081 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1083 * config/avr/libgcc.S (__RAMPZ__): Define.
1084 (__do_copy_data): Add for devices with 128KB code memory.
1086 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1088 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1090 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1092 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1094 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1097 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1100 * c-typeck.c (build_binary_op): Warn about floating point
1101 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1103 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1106 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1107 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1109 (rs6000_override_options): Set altivec_abi as default, not override,
1110 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1111 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1112 is used; use new member spe_abi.
1113 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1114 spe_abi and altivec_abi.
1116 2008-02-22 Tomas Bily <tbily@suse.cz>
1118 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1120 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1123 * config.build (build_file_translate): Set to `CMD //c' only if
1125 * Makefile.in (build_file_translate): Improve comment.
1127 2008-02-21 Jan Hubicka <jh@suse.cz>
1129 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1130 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1131 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1133 2008-02-21 Michael Matz <matz@suse.de>
1136 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1138 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1140 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1141 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1143 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1144 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1145 SSE_VEC_FLOAT_MODE_P as insn constraint.
1146 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1147 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1148 sse4a_movntdf using MODEF mode iterator.
1149 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1150 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1151 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1152 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1153 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1154 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1155 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1157 2008-02-21 Richard Guenther <rguenther@suse.de>
1159 * tree.def (PAREN_EXPR): New tree code.
1160 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1162 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1163 * expr.c (expand_expr_real_1): Likewise.
1164 * tree-inline.c (estimate_num_insns_1): Likewise.
1165 * tree-complex.c (expand_complex_move): Likewise.
1166 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1169 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1172 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1174 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1177 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1179 * config/sh/sh.c (find_barrier): Don't go past
1180 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1182 2008-02-20 DJ Delorie <dj@redhat.com>
1184 * config/h8300/h8300.md (insv): Force source operand to be a register.
1186 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1187 as a jump, not as a plain insn.
1189 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1191 * doc/invoke.texi (Warning Options): Add new option
1192 -Wframe-larger-than=.
1193 (-Wframe-larger-than): Document.
1195 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1196 Add declarations for new option variables.
1198 * final.c (final_start_function): Check the frame size
1199 before emission and issue a Wframe-larger-than warning.
1201 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1202 Add definitions for new option variables.
1203 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1205 * common.opt (Wframe-larger-than=): New option.
1207 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1209 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1210 (<sse>_div<mode>3): Ditto.
1211 (<sse>_vmdiv<mode>3): Ditto.
1212 (<sse>_vmsqrt<mode>2): Ditto.
1213 (*smax<mode>3): Ditto.
1214 (sse5_frcz<mode>2): Ditto.
1215 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1218 2008-02-20 Richard Guenther <rguenther@suse.de>
1221 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1222 be happy with INTEGRAL_TYPE_P.
1224 2008-02-20 Richard Guenther <rguenther@suse.de>
1226 * fold-const.c (split_tree): Associate floatig-point expressions
1227 if flag_associative_math is set.
1229 2008-02-20 Richard Guenther <rguenther@suse.de>
1231 * tree.h (fold_real_zero_addition_p): Declare.
1232 * fold-const.c (fold_real_zero_addition_p): Export.
1233 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1234 floating-point operations with zero and one.
1236 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1238 * doc/install.texi: Correct references to CFLAGS, replacing them
1239 with BOOT_CFLAGS. Document flags used during bootstrap for
1242 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1245 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1246 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1248 (smin<mode>3): Ditto from similar patterns.
1249 (smax<mode>3): Ditto.
1250 (*ieee_smin<mode>3): Ditto.
1251 (*ieee_smax<mode>3): Ditto.
1252 * config/i386/sse.md (sse): New mode attribute.
1253 (mov<mode>): Macroize expander from movv4sf and movv2df using
1254 SSEMODEF2P mode iterator.
1255 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1256 SSE_VEC_FLOAT_MODE_P as insn constraint.
1257 (storent<mode>): Ditto.
1258 (storent<mode>): Macroize expander from storentsf and storentdf using
1259 MODEF mode iterator.
1260 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1261 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1262 (abs<mode>2): Ditto from similar patterns.
1263 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1264 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1265 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1266 (<sse>_vmsqrt<mode>2): Ditto.
1267 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1268 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1269 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1270 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1271 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1272 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1273 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1275 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1276 iterator and SSE_FLOAT_MODE_P as insn constraint.
1277 (<sse>_ucomi): Ditto from similar patterns.
1278 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1279 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1280 SSE_VEC_FLOAT_MODE_P as insn constraint.
1281 (vcond<mode>): Ditto from similar patterns.
1282 (and<mode>3, *and<mode>3): Ditto.
1283 (<sse>_nand<mode>3): Ditto.
1284 (ior<mode>3, *ior<mode>3): Ditto.
1285 (xor<mode>3, *xor<mode>3): Ditto.
1286 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1287 iterator and SSE_FLOAT_MODE_P as insn constraint.
1288 (*nand<mode>3): Ditto from similar patterns.
1289 (*ior<mode>3): Ditto.
1290 (*xor<mode>3): Ditto.
1292 2008-02-20 Ira Rosen <irar@il.ibm.com>
1294 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1295 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1296 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1298 2008-02-19 Jan Hubicka <jh@suse.cz>
1300 * predict.c (tree_bb_level_predictions): Remove variable next
1301 mistakely introduced by previous commit.
1303 2008-02-19 Jan Hubicka <jh@suse.cz>
1305 * predict.c (predict_paths_leading_to): Rewrite.
1306 (predict_paths_for_bb): New.
1307 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1309 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1312 * Makefile.in (build_file_translate): New.
1313 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1314 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1315 * configure.ac (build_file_translate): Substitute it.
1316 * configure: Regenerate.
1318 2008-02-19 Jan Hubicka <jh@suse.cz>
1320 PR rtl-optimization/34408
1321 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1324 2008-02-19 Jan Hubicka <jh@suse.cz>
1327 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1330 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1333 * config/i386/i386-modes.def: Revert the last DI alignment
1334 change until Ada people can look into it.
1336 2008-02-19 Nick Clifton <nickc@redhat.com>
1338 * opts.c (print_specific_help): Fix typo in --help text.
1340 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1343 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1344 32-bit inline asm without asm alternatives for host GCC < 3.0.
1346 2008-02-19 Richard Guenther <rguenther@suse.de>
1348 PR tree-optimization/34989
1349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1350 Allow propagation to INDIRECT_REF if we can simplify only.
1352 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1354 * c-common.c (warn_for_collisions_1): Use appropriate option when
1357 2008-02-19 Nick Clifton <nickc@redhat.com>
1360 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1361 (handle_options): Fix indentation.
1362 (print_filtered_help): If no language-specific options were
1363 displayed tell the user how to list all the options supported by
1364 the language's front-end.
1365 (print_specific_help): Fix indentation and remove duplicate line.
1366 (common_handle_option): Handle the -v option.
1367 For --help enable the display of undocumented options if the -v
1368 switch has been included on the command line.
1369 For --help= check for overlaps in the arguments between the option
1370 classes and the language names and issue a warning when they
1371 cannot be disambiguated.
1372 * c.opt (v): Pass on to the common option handler.
1374 2008-02-19 Revital Eres <eres@il.ibm.com>
1376 * modulo-sched.c (sms_schedule): Change dump message when
1377 create_ddg function fails.
1378 (try_scheduling_node_in_cycle): Rename row to cycle.
1379 (print_partial_schedule): Rename CYCLE to ROW.
1381 2008-02-19 Christian Bruel <christian.bruel@st.com>
1382 Zdenek Dvorak <ook@ucw.cz>
1384 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1386 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1390 (*x86_movdicc_0_m1_se): Ditto.
1392 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1394 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1395 (CMPtype): Define as __gcc_CMPtype.
1396 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1397 (CMPtype): Define as __gcc_CMPtype.
1399 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1401 Support valgrind 3.3 for --enable-checking=valgrind.
1402 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1404 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1405 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1406 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1407 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1408 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1409 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1410 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1412 * ggc-zone.c: Similar.
1413 * ggc-page.c: Similar.
1415 2008-02-19 Paul Brook <paul@codesourcery.com>
1418 * config/arm/ieee754-df.S: Fix do_it typo.
1419 * config/arm/ieee754-sf.S: Fix do_it typo.
1421 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1424 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1425 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1426 (OPTION_MASK_ISA_SSE_SET): Likewise.
1427 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1428 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1429 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1430 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1431 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1432 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1433 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1434 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1435 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1436 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1437 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1438 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1439 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1440 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1441 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1442 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1443 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1444 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1445 (OPTION_MASK_ISA_SSE4): Removed.
1446 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1447 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1449 (override_options): Don't turn on implied SSE/MMX bits in
1452 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1454 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1457 2008-02-18 Joey Ye <joey.ye@intel.com>
1460 * tree-nested.c (insert_field_into_struct): Set type alignment
1461 to field alignment if the former is less than the latter.
1463 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1465 * BASE-VER: Set to 4.4.0.
1467 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1469 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1470 * doc/cfg.texi: Likewise.
1471 * doc/extend.texi: Likewise.
1472 * doc/gty.texi: Likewise.
1473 * doc/invoke.texi: Likewise.
1474 * doc/loop.texi: Likewise.
1475 * doc/md.texi: Likewise.
1476 * doc/passes.texi: Likewise.
1477 * doc/rtl.texi: Likewise.
1478 * doc/sourcebuild.texi: Likewise.
1479 * doc/tm.texi: Likewise.
1480 * doc/tree-ssa.texi: Likewise.
1482 2008-02-17 Richard Guenther <rguenther@suse.de>
1485 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1486 without default definition.
1488 2008-02-17 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/35231
1491 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1494 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1498 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1499 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1500 libgcc_cmp_return mode.
1502 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1505 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1507 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1509 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1512 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1514 * doc/c-tree.texi: Use `@.' where appropriate.
1515 * doc/extend.texi: Likewise.
1516 * doc/install.texi: Likewise.
1517 * doc/invoke.texi: Likewise.
1518 * doc/loop.texi: Likewise.
1519 * doc/makefile.texi: Likewise.
1520 * doc/md.texi: Likewise.
1521 * doc/passes.texi: Likewise.
1522 * doc/standards.texi: Likewise.
1523 * doc/tm.texi: Likewise.
1525 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1528 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1530 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1531 rather than in entry_bb.
1533 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1536 libgcc_cmp_return mode.
1538 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1541 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1542 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1544 2008-02-15 Richard Guenther <rguenther@suse.de>
1545 Zdenek Dvorak <ook@ucw.cz>
1547 PR tree-optimization/35164
1548 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1549 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1550 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1551 Only propagate addresses which do not have abnormal SSA_NAMEs
1554 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1557 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1559 2008-02-15 Jan Hubicka <jh@suse.cz>
1562 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1564 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1567 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1568 when calculating alignment_pad.
1570 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1573 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1574 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1575 and STACK_BOUNDARY define.
1577 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1579 PR preprocessor/35061
1580 * c-pragma.c (handle_pragma_pop_macro): Check that
1581 pushed_macro_table has been allocated.
1583 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1586 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1587 (force_gimple_operand): Likewise.
1588 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1589 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1590 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1591 (find_interesting_uses_address): Check addressability and alignment
1592 of the base expression only after substituting bases of IVs into it.
1594 2008-02-14 Michael Matz <matz@suse.de>
1597 * function.c (instantiate_virtual_regs_in_insn): Reload address
1598 before falling back to reloading the whole operand.
1600 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1602 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1603 before the first section switch note.
1605 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1607 * doc/bugreport.texi: Update copyright years.
1608 * doc/c-tree.texi: Likewise.
1609 * doc/cfg.texi: Likewise.
1610 * doc/cpp.texi: Likewise.
1611 * doc/cppinternals.texi: Likewise.
1612 * doc/fragments.texi: Likewise.
1613 * doc/frontends.texi: Likewise.
1614 * doc/gcc.texi: Likewise.
1615 * doc/gty.texi: Likewise.
1616 * doc/hostconfig.texi: Likewise.
1617 * doc/implement-c.texi: Likewise.
1618 * doc/libgcc.texi: Likewise.
1619 * doc/loop.texi: Likewise.
1620 * doc/makefile.texi: Likewise.
1621 * doc/options.texi: Likewise.
1622 * doc/passes.texi: Likewise.
1623 * doc/rtl.texi: Likewise.
1624 * doc/sourcebuild.texi: Likewise.
1625 * doc/standards.texi: Likewise.
1626 * doc/tree-ssa.texi: Likewise.
1627 * doc/trouble.texi: Likewise.
1629 * doc/extend.texi: Use @: or add comma where appropriate.
1630 * doc/invoke.texi: Likewise.
1631 * doc/tm.texi: Likewise.
1633 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1636 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1639 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1641 * doc/md.texi (clz, ctz): Add reference.
1642 * doc/rtl.texi (clz, ctz): Likewise.
1644 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1647 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1650 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1652 * config/s390/s390.c (struct constant_pool): New field
1653 emit_pool_after added.
1654 (s390_mainpool_start): Set the emit_pool_after flag according
1655 to the section switch notes.
1656 (s390_mainpool_finish): Consider emit_pool_after when emitting
1657 the literal pool at the end of the function.
1658 (s390_chunkify_start): Force literal pool splits at section
1661 2008-02-13 Michael Matz <matz@suse.de>
1664 * var-tracking.c (clobber_variable_part): Correctly traverse the
1667 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1670 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1671 Add -fdump-ipa-inline.
1672 * tree-dump.c (dump_files): Remove tree-inlined dump.
1673 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1675 2008-02-12 Richard Guenther <rguenther@suse.de>
1677 PR tree-optimization/35171
1678 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1681 2008-02-12 Richard Guenther <rguenther@suse.de>
1684 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1685 value-preserving mode. Disallow final truncation.
1687 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1690 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1691 code from here to...
1692 (force_gimple_operand): ...here.
1694 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1697 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1698 non-compatible pointers.
1699 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1700 different FIELD_DECLs, try harder by comparing field offsets, sizes
1704 * function.c (match_asm_constraints_1): Don't replace the same input
1707 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1709 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1710 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1711 (expand_epilogue): Restore RAMPZ register.
1712 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1714 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1716 * config/i386/cygwin.asm: (__alloca): Correct calling
1717 convention and alignment.
1718 (__chkstk): Force 8 byte stack alignment.
1720 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1721 Richard Guenther <rguenther@suse.de>
1723 PR tree-optimization/33992
1724 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1725 the zero we compare against.
1727 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1730 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1731 to CloseHandle after unlocking to prevent accumulation of handle
1734 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1737 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1738 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1739 and update LABEL_NUSES during and after reload.
1741 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1744 * combine.c (simplify_if_then_else): Make sure the comparison is
1745 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1747 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1750 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1751 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1752 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1753 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1754 * tree.h (get_type_static_bounds): Likewise.
1756 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1758 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1759 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1760 Make -Wfoo language annotations match what the compiler outputs.
1762 2008-02-08 Sa Liu <saliu@de.ibm.com>
1764 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1765 intrinsics spu_convts, spu_convtu, spu_convtf.
1766 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1768 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1770 * doc/extend.texi (Function Attributes) <noinline>: Mention
1771 asm ("") as method to keep calls.
1773 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1776 * doc/options.texi (Options): Replace references to opts.sh with
1778 * opts-common.c: Likewise.
1779 * optc-gen.awk: Likewise.
1781 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1783 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1785 2008-02-07 Richard Henderson <rth@redhat.com>
1788 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1789 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1792 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1794 PR tree-optimization/35085
1795 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1796 for operand entry oe2 in addition to operand entry oe3 in order to
1797 expose more opportunities for vectorizer sum reduction.
1799 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * Makefile.in (LIBS): Remove $(GMPLIBS).
1803 (cc1-dummy, cc1): Add $(GMPLIBS).
1805 2008-02-06 Jan Hubicka <jh@suse.cz>
1808 * i386.md (moddf_integer): Do not produce partial memory stalls for
1809 targets where it hurts.
1811 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1814 * optabs.c (expand_float): Do not check for decimal modes when
1815 expanding unsigned integer through signed conversion.
1817 2008-02-06 Nick Clifton <nickc@redhat.com>
1819 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1820 inside the clobber with a match_operand and duplicated operand
1821 number in the constraint.
1822 (ineqbranchsi): Delete redundant comment.
1824 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1826 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1827 builtin_define ("__USE_INIT_FINI__").
1828 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1830 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1832 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1834 PR documentation/30330
1835 * doc/invoke.texi (C++ Dialect Options)
1836 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1837 For each warning option -Wfoo that allows -Wno-foo, ensure both
1838 -Wfoo and -Wno-foo are listed in the option index. Fix index
1839 entry of -Wswitch-default, index -Wnormalized= including the
1840 `=', and -Wlarger-than-@var{len} including @var{len}.
1842 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.md (floatunssisf2): Use
1845 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1846 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1847 Macroize expander using MODEF mode iterator.
1849 2008-02-05 Diego Novillo <dnovillo@google.com>
1851 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1854 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1856 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1859 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1861 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1864 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1865 to indicate if a message should be generated.
1866 (init_cumulative_args): Updated.
1867 (function_value_32): Likewise.
1869 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1871 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1873 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1876 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1877 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1879 2008-02-04 Diego Novillo <dnovillo@google.com>
1881 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1884 * tree-vrp.c (vrp_evaluate_conditional): With
1885 -Wtype-limits, emit a warning when comparing against a
1886 constant outside the natural range of OP0's type.
1888 2008-02-04 Richard Guenther <rguenther@suse.de>
1891 * expr.c (count_type_elements): Give for unions instead of
1894 2008-02-04 Richard Guenther <rguenther@suse.de>
1897 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1898 to TYPE_DOMAINs base type instead of using bitsizetype here.
1900 2008-02-03 Jason Merrill <jason@redhat.com>
1902 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1904 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1907 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1908 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1909 (RS/6000 and PowerPC Options): Fix typos and markup.
1910 * doc/passes.texi (Tree-SSA passes): Likewise.
1912 2008-02-02 Michael Matz <matz@suse.de>
1915 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1916 from record_last_reg_set_info.
1917 (record_last_reg_set_info): Take an RTX argument, iterate over all
1918 constituent hardregs.
1919 (record_last_set_info, record_opr_changes): Change calls to
1920 new signature or to record_last_reg_set_info_regno.
1922 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1924 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1926 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1928 PR rtl-optimization/34773
1929 * reg-notes.def (EQUAL): Mention significance of combination of
1930 REG_EQUAL and REG_RETVAL.
1931 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1932 insn that has a REG_RETVAL.
1934 2008-02-01 Roger Sayle <roger@eyesopen.com>
1937 * configure.ac (--enable-fixed-point): Disable unless explicitly
1939 * configure: Regenerate.
1941 2008-02-01 Richard Guenther <rguenther@suse.de>
1944 * invoke.texi (-finline-limit): Remove no longer true parts
1945 of the documentation. Note that there is no default value.
1947 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1948 Mark Mitchell <mark@codesourcery.com>
1949 Ben Elliston <bje@au.ibm.com>
1952 * doc/extend.texi (Other Builtins): Document.
1954 2008-01-31 Tom Browder <tom.browder@gmail.com>
1956 * doc/c-tree.texi (Types): Fix grammar.
1957 (Expression trees): Ditto.
1958 * doc/passes.texi (Tree-SSA passes): Ditto.
1960 * doc/configterms.texi (Configure Terms): Fix typo.
1961 * doc/cpp.texi (Common Predefined Macros): Ditto.
1962 * doc/md.texi (Machine Constraints): Ditto.
1964 * doc/makefile.texi (Makefile): Add comma.
1966 2008-01-31 Tom Browder <tom.browder@gmail.com>
1967 Gerald Pfeifer <gerald@pfeifer.com>
1969 * doc/sourcebuild.texi (Front End): Remove references to CVS
1970 and CVSROOT/modules.
1971 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1972 (Back End): Remove reference to CVS.
1974 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1977 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1979 (mips16_gp_pseudo_reg): ...here.
1980 * config/mips/mips.md (load_const_gp): Replace with...
1981 (load_const_gp_<mode>): ...this :P-based insn.
1983 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1985 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1986 options. Minor fixes.
1987 (-std): Move reference to standards closer to where language
1988 standards are first mentioned.
1990 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1992 PR rtl-optimization/34995
1993 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1994 parameter and return a bool. If the rtx parameter is nonnull,
1995 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1996 (find_reloads): Update call accordingly. Pass the new operand
1997 if it needed no address reloads, otherwise pass null.
1999 2008-01-30 Richard Henderson <rth@redhat.com>
2002 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2003 for unbounded arrays.
2005 2008-01-30 Silvius Rus <rus@google.com>
2007 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2009 2008-01-30 Jan Hubicka <jh@suse.cz>
2012 * i386.c (init_cumulative_args): Use real function declaration when
2015 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2017 PR rtl-optimization/34998
2018 * global.c (build_insn_chain): Treat non-subreg_lowpart
2019 SUBREGs of pseudos as clobbering all the words covered by the
2020 SUBREG, not just all the bytes.
2021 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2022 original df_ref rather than an extract parameter.
2023 (global_conflicts): Update call accordingly.
2025 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2027 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2028 the overflow check to make it easier to read.
2029 (__fixtfdi): Change the type of the ll member in union
2030 long_double to UDItype_x.
2032 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2035 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2036 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2037 * tree-inline.c (fold_marked_statements): Call
2038 cgraph_update_edges_for_call_stmt if folding a call statement.
2039 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2040 debug_generic_stmt calls, reset it back afterwards.
2043 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2045 * c-typeck.c (build_external_ref): Don't pedwarn about
2046 static vars in current function's scope.
2048 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2050 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2052 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2055 * ipa-struct-reorg.c: Fix spelling.
2056 * params.def: Ditto.
2058 2008-01-29 Richard Guenther <rguenther@suse.de>
2061 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2063 * tree-inline.c (remap_type): Increment remapping_type_depth
2064 around remapping types.
2065 (copy_body_r): Only add referenced variables if they are referenced
2066 from code, not types.
2068 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2079 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2080 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2082 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2085 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2086 pointer for tiny stack.
2088 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2090 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2092 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2094 * config/vx-common.h: Fix typo in comment.
2096 2008-01-28 Ian Lance Taylor <iant@google.com>
2100 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2101 coalesce pointers if they have different DECL_NO_TBAA_P values.
2102 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2103 between variables with different DECL_NO_TBAA_P values.
2105 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2108 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2109 are not legitimate small data references on SPE targets.
2111 2008-01-28 David Daney <ddaney@avtrex.com>
2113 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2115 2008-01-28 David Daney <ddaney@avtrex.com>
2117 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2119 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2121 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2122 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2123 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2124 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2125 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2126 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2127 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2128 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2130 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2132 * basic-block.h (condjump_equiv_p): Fix comment.
2134 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2136 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2137 print_generic_stmt_indented): Fix comment.
2139 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2141 * configure.ac (__stack_chk_fail): Add detecion for availability
2142 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2143 * configure: Regenerate.
2145 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2148 * final.c (output_addr_const): Handle TRUNCATE.
2150 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2153 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2154 (zero_cost, infinite_cost): New constants.
2155 (struct cost_pair): Change type of cost to comp_cost.
2156 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2157 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2159 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2160 split_address_cost, ptr_difference_cost, difference_cost,
2161 get_computation_cost_at, get_computation_cost,
2162 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2163 determine_use_iv_cost_condition, determine_use_iv_costs,
2164 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2165 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2166 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2167 Change type of cost to comp_cost.
2168 (determine_iv_cost): Increase cost of non-original ivs, instead
2169 of decreasing the cost of original ones.
2170 (get_address_cost): Indicate the complexity of the addressing mode
2172 (try_add_cand_for): Prefer using ivs not specific to some object.
2173 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2175 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2176 Janis Johnson <janis187@us.ibm.com>
2179 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2180 (TARGET_INSTANTIATE_DECLS): Likewise.
2181 * target.h (expand_to_rtl_hook): New target hook.
2182 (instantiate_decls): Likewise.
2183 * function.c (instantiate_decl): Make non-static. Rename to...
2184 (instantiate_decl_rtl): ... this.
2185 (instantiate_expr): Use instantiate_decl_rtl.
2186 (instantiate_decls_1): Likewise.
2187 (instantiate_decls): Likewise.
2188 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2189 * function.h (instantiate_decl_rtl): Add prototype.
2190 * cfgexpand.c (target.h): New include.
2191 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2192 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2193 (TARGET_INSTANTIATE_DECLS): Likewise.
2194 (TARGET_INITIALIZER): New target hooks added.
2195 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2197 * config/rs6000/rs6000.c (tree-flow.h): New include.
2198 (machine_function): Add sdmode_stack_slot field.
2199 (rs6000_alloc_sdmode_stack_slot): New function.
2200 (rs6000_instantiate_decls): Likewise.
2201 (rs6000_secondary_memory_needed_rtx): Likewise.
2202 (rs6000_check_sdmode): Likewise.
2203 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2204 (TARGET_INSTANTIATE_DECLS): Likewise.
2205 (rs6000_hard_regno_mode_ok): Allow SDmode.
2206 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2207 (rs6000_emit_move): Handle SDmode.
2208 (function_arg_advance): Likewise.
2209 (function_arg): Likewise.
2210 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2211 SDmode var args for 32-bit compiles.
2212 (rs6000_secondary_reload_class): Handle SDmode.
2213 (rs6000_output_function_epilogue): Likewise.
2214 (rs6000_function_value): Simplify if statement.
2215 (rs6000_libcall_value): Likewise.
2216 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2217 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2218 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2219 (movsd_hardfloat): New define_insn.
2220 (movsd_softfloat): Likewise.
2221 (movsd_store): Likewise.
2222 (movsd_load): Likewise.
2223 (extendsddd2): Likewise.
2224 (extendsdtd2): Likewise.
2225 (truncddsd2): Likewise.
2226 (movdd_hardfloat64): Fixup comment.
2227 (UNSPEC_MOVSD_LOAD): New constant.
2228 (UNSPEC_MOVSD_STORE): Likewise.
2230 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2233 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2235 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2236 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2237 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2240 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2243 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2244 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2245 __LONGDOUBLE128 too.
2246 * config/rs6000/aix61.h: New file.
2248 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2250 PR rtl-optimization/34959
2251 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2252 popcount and parity rtxes the same mode as their operand.
2253 Truncate or extend the result to the return value's mode
2256 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2259 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2260 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2261 to GOT_VERSION_REGNUM.
2262 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2263 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2264 * config/mips/mips.c (mips_emit_call_insn): New function.
2265 (mips_call_tls_get_addr): Call mips_expand_call directly.
2266 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2268 (mips16_build_call_stub): Likewise. Return the call insn or null.
2269 (mips_expand_call): Update the call to mips16_build_call_stub
2270 accordingly and a remove redundant condition. Assert that MIPS16
2271 stubs do not use lazy binding. Use mips_emit_call_insn and return
2273 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2275 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2276 (mips_avoid_hazard): Remove hazard_set handling.
2277 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2278 (UNSPEC_RESTORE_GP): ...this.
2279 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2280 (FAKE_CALL_REGNO): Rename to...
2281 (GOT_VERSION_REGNUM): ...this.
2282 (type): Add "ghost" value. Add an associated insn reservation.
2283 (hazard_set): Remove.
2284 (exception_receiver): Rename to...
2285 (restore_gp): ...this and update the unspec identifier accordingly.
2286 (exception_receiver, nonlocal_got_receiver): New expanders.
2287 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2288 FAKE_CALL_REGNO. Remove hazard_set attribute.
2289 (set_got_version, update_got_version): New patterns.
2291 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2294 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2296 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2299 * doc/install.texi2html: Generate gcc-vers.texi.
2301 2008-01-25 DJ Delorie <dj@redhat.com>
2303 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2305 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2307 * config/c4x: Remove directory.
2308 * config.gcc (crx-*, mt-*): Mark obsolete.
2309 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2310 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2311 sh-*-rtemscoff*): Remove cases.
2312 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2313 * real.c (encode_c4x_single, decode_c4x_single,
2314 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2315 c4x_extended_format): Remove.
2316 * real.h (c4x_single_format, c4x_extended_format): Remove.
2317 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2319 (Pragmas): Remove comment about c4x pragmas.
2320 * doc/install.texi (c4x): Remove target-specific instructions.
2321 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2322 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2323 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2324 refer to C4x source files as examples.
2325 (C4X_FLOAT_FORMAT): Remove documentation.
2327 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2329 * config/bfin/bfin.c (override_options): Reorder tests so that
2330 flag_pic gets enabled for -msep-data.
2332 2008-01-25 Richard Guenther <rguenther@suse.de>
2335 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2336 to its bitfield precision if required.
2338 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2341 * tree-nested.c (walk_omp_for): New function.
2342 (convert_nonlocal_reference, convert_local_reference): Call
2343 walk_omp_for on OMP_FOR.
2344 (convert_call_expr): Call walk_body on OMP_FOR's
2345 OMP_FOR_PRE_INIT_BODY.
2347 2008-01-25 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/34966
2350 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2351 default defs and PHI_NODEs we have to insert after the
2354 2008-01-24 Nick Clifton <nickc@redhat.com>
2356 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2357 Provide a default definition.
2358 (LIBGCC2_UNITS_PER_WORD): Likewise.
2360 * config/stormy16/stormy16.c: Include df.h for the prototype
2361 for df_regs_ever_live_p.
2362 (xstormy16_expand_builtin_va_start): Convert the stack offset
2363 into a component_ref and then use POINTER_PLUS_EXPR to add it
2364 to the incoming_virtual_args_rtx.
2365 (xstormy16_gimplify_va_arg_expr): Rename to
2366 xstormy16_gimplify_va_arg_expr.
2367 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2368 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2369 xstormy16_gimplify_va_arg_expr.
2370 Fix up some formatting issues.
2372 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2373 Move to predicates.md.
2374 (xs_hi_general_operand): Likewise.
2375 (xs_hi_nonmemory_operand): Likewise.
2376 * config/stormy16/predicates.md:
2377 (xstormy16_carry_plus_operand): New predicate.
2378 (xs_hi_general_operand): New predicate.
2379 (xs_hi_nonmemory_operand): New predicate.
2380 * config/stormy16/stormy16-protos.h:
2381 (xstormy16_carry_plus_operand): Delete prototype.
2382 (xs_hi_general_operand): Likewise.
2383 (xs_hi_nonmemory_operand): Likewise.
2385 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2386 modifiers as they are no longer needed and they can trigger
2387 reload spill failures.
2389 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2390 with a match_operand in order to help reload.
2392 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2393 constraint with 'e' for the 8th alternative as this version of
2394 the mov.w instruction only accepts the lower 8 registers.
2396 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2399 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2400 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2403 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2406 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2408 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2410 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2412 (remove_structure): Update allocations list before removing structure.
2414 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2416 * ipa-struct-reorg.c (is_safe_cond_expr,
2417 create_new_stmts_for_cond_expr): Use integer_zerop function,
2418 that recognize not only zero-pointer, but zero-integer too.
2420 2008-01-25 Ben Elliston <bje@au.ibm.com>
2423 * fixproto: Escape "." in sed expression that strips leading "./".
2425 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2428 * gcc.c (SWITCH_OK): Removed.
2429 (SWITCH_LIVE): Changed to bit.
2430 (SWITCH_FALSE): Likewise.
2431 (SWITCH_IGNORE): Likewise.
2432 (switchstr): Change live_cond to unsigned int.
2433 (process_command): Replace SWITCH_OK with 0.
2434 (do_self_spec): Likewise.
2435 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2436 (give_switch): Likewise.
2437 (used_arg): Likewise.
2438 (do_spec_1): Set the SWITCH_IGNORE bit.
2439 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2440 bits. Set the SWITCH_LIVE bit.
2442 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2444 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2446 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2448 PR tree-optimization/34472
2449 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2450 parameter to a "bool *" and set *DATA to false if there is
2451 an unsafe access. Do not delete the structure here.
2452 (check_cond_exprs): Delete it here instead.
2453 (check_cond_exprs, exclude_cold_structs): Do not increase
2454 I when removing a structure.
2456 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2459 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2460 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2462 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2465 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2466 a fixed vector for stack.
2468 2008-01-24 Ben Elliston <bje@au.ibm.com>
2471 * doc/gcc.texi (Software development): Add a direntry for g++.
2473 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2475 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2476 stale and straggling -fforce-addr comments above.
2478 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2480 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2481 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2483 2008-01-23 Michael Matz <matz@suse.de>
2486 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2489 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2491 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2494 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2496 * config/avr/avr.c (avr_current_arch): New variable.
2497 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2498 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2499 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2500 (avr_override_options): Init 'avr_current_arch'.
2501 (base_arch_s): Move from here...
2502 * config/avr/avr.h (base_arch_s): ... here. Add new members
2503 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2504 'mega' to 'have_jmp_call'.
2505 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2506 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2508 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2510 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2511 MULTILIB_MATCHES): (Ditto.).
2513 2008-01-23 Richard Guenther <rguenther@suse.de>
2516 * cgraphunit.c (cgraph_reset_node): Always mark the node
2517 not reachable if it is not queued already.
2519 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2521 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2522 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2523 (cputype_selected): New static variable.
2524 (bfin_handle_option): Set it if -mcpu is used.
2525 (override_option): Select default set of workarounds if no cpu type
2526 selected on the command line.
2527 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2529 From Michael Frysinger <michael.frysinger@analog.com>
2530 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2531 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2533 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2534 for bf547, bf523, bf524, and bf526.
2535 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2537 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2538 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2539 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2540 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2541 * doc/invoke.texi (Blackfin Options): Document that
2542 -mcpu now accept bf547, bf523, bf524, and bf526.
2544 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2546 PR rtl-optimization/34628
2547 * combine.c (try_combine): Stop and undo after the first combination
2548 if an autoincrement side-effect on the first insn has effectively
2551 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2554 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2555 Offset addresses are not valid for Altivec or paired float modes.
2557 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2560 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2561 if DECL_INITIAL (decl) is error_mark_node.
2564 * c-common.c (handle_vector_size_attribute): Only allow
2565 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2566 the same way as pointer, array etc. types.
2567 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2570 * tree.c (build_type_attribute_qual_variant): Call
2571 build_qualified_type if attributes are equal, but quals are not.
2573 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2576 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2577 * flags.h (warn_strict_aliasing): Remove.
2578 (warn_strict_overflow): Remove.
2579 * opts.c (warn_strict_aliasing): Remove.
2580 (warn_strict_overflow): Remove.
2581 * c-opts.c (c_common_handle_option): -Wall only sets
2582 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2583 (c_common_post_options): Give default values to -Wstrict-aliasing
2584 and -Wstrict-overflow if they are uninitialized.
2585 * common.opt (Wstrict-aliasing): Specify Var and Init.
2586 (Wstrict-overflow): Likewise.
2588 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2590 PR rtl-optimization/26854
2591 PR rtl-optimization/34400
2592 PR rtl-optimization/34884
2593 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2595 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2596 (df_rd_bb_info.expanded_lr_out): Deleted
2597 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2598 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2599 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2600 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2601 Removed code to allocate, initialize or free expanded_lr_out.
2602 (df_rd_bb_local_compute_process_def): Restructured to make more
2604 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2605 sets if the sets are being trimmed.
2607 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2610 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2611 (as_vers): Likewise.
2612 * configure: Regenerated.
2614 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2617 * tree-pass.h (pass_build_alias): New pass.
2618 * tree-ssa-alias.c (gate_build_alias): New.
2619 (pass_build_alias): New.
2620 * passes.c (init_optimization_passes): Add pass_build_alias after
2621 pass_create_structure_vars.
2623 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2625 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2626 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2627 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2628 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2629 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2630 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2631 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2632 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2633 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2634 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2635 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2636 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2637 * config/s390/s390.md (FP_ALL): New mode iterator.
2638 (_d): New mode attribute.
2639 ("*signbit<mode>2>"): Changed mode of first operand.
2640 ("isinf<mode>2"): Changed mode of first operand.
2641 ("*TDC_insn"): Adaptation for DFP modes.
2643 2008-01-22 Ben Elliston <bje@au.ibm.com>
2645 * tree.c (check_qualified_type): Improve function description.
2647 2008-01-21 Jason Merrill <jason@redhat.com>
2650 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2651 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2654 2008-01-21 DJ Delorie <dj@redhat.com>
2656 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2659 2008-01-21 Richard Guenther <rguenther@suse.de>
2662 * tree-cfg.c (verify_expr): Allow all invariant expressions
2663 instead of just constant class ones as reference argument.
2664 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2665 like any other constant.
2666 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2668 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2670 * regmove.c (fixup_match_1): Update call crossed frequencies.
2672 2008-01-21 Richard Guenther <rguenther@suse.de>
2675 * tree-inline.c (setup_one_parameter): Deal with mismatched
2676 types using a VIEW_CONVERT_EXPR.
2678 2008-01-21 Alon Dayan <alond@il.ibm.com>
2679 Olga Golovanevsky <olga@il.ibm.com>
2681 PR tree-optimization/34701
2682 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2683 when the structure size is not a power of 2.
2685 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2687 * doc/install.texi: Add doc for --enable-checking=df.
2689 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2691 PR rtl-optimization/34808
2692 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2694 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2696 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2699 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2701 PR rtl-optimization/26854
2702 PR rtl-optimization/34400
2703 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2705 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2706 (df_rd_bb_info.expanded_lr_out): New.
2707 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2708 * loop_iv.c (iv_analysis_loop_init): Ditto.
2709 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2710 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2711 Added code to allocate, initialize or free expanded_lr_out.
2712 (df_rd_bb_local_compute_process_def): Restructured to make
2713 more understandable.
2714 (df_rd_confluence_n): Add code to do nothing with fake edges and
2715 code to no apply invalidate_by_call sets if the sets are being trimmed.
2716 (df_lr_local_finalize): Renamed to df_lr_finalize.
2717 (df_live_local_finalize): Renamed to df_live_finalize.
2719 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2722 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2723 deciding whether to use reciprocal instructions.
2725 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2727 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2728 dwarf2out_note_section_used if cold_text_section is NULL.
2730 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2732 PR gcov-profile/34610
2733 * tree-cfg.c (make_edges): Mark both outgoing edges from
2734 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2735 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2736 from OMP_FOR and OMP_CONTINUE outgoing edges.
2738 * tree-profile.c (tree_profiling): Return early if
2739 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2741 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2742 from cfun to child_cfun.
2743 * function.h (struct function): Add after_tree_profile bit.
2745 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2747 * config/avr/avr.S (_exit): Disable interrupt.
2749 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2750 Steven Bosscher <stevenb.gcc@gmail.com>
2752 PR rtl-optimization/26854
2753 PR rtl-optimization/34400
2754 * df-problems.c (df_live_scratch): New scratch bitmap.
2755 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2756 (df_live_reset): Clear the proper bitmaps.
2757 (df_live_bb_local_compute): Only process the artificial defs once
2758 since the order is not important.
2759 (df_live_init): Init the df_live sets only with the variables
2760 found live by df_lr.
2761 (df_live_transfer_function): Use the df_lr sets to prune the
2762 df_live sets as they are being computed.
2763 (df_live_free): Free df_live_scratch.
2765 2008-01-18 Ian Lance Taylor <iant@google.com>
2767 * common.opt: Add fmerge-debug-strings.
2768 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2769 flag_merge_debug_strings rather than flag_merge_constants.
2770 * doc/invoke.texi (Option Summary): Mention
2771 -fmerge-debug-strings.
2772 (Debugging Options): Document -fmerge-debug-strings.
2774 2008-01-18 Ian Lance Taylor <iant@google.com>
2777 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2778 (struct tree_function_decl): Add new field operator_new_flag.
2779 * tree-inline.c (expand_call_inline): When inlining a call to
2780 operator new, force the return value to go into a variable, and
2781 set DECL_NO_TBAA_P on that variable.
2782 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2784 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2787 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2788 DWARF2_DEBUGGING_INFO.
2789 (dwarf2out_note_section_used): Ditto. Add prototype.
2790 (have_multiple_function_sections, text_section_used,
2791 cold_text_section_used, *cold_text_sections): Move declarations
2794 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2796 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2797 field and add signal_ra.
2798 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2799 assignments to frame state pc. Move end of stack check after
2800 MD_FALLBACK_FRAME_STATE_FOR.
2801 (uw_update_context_1): Use frame state signal_regs if set, instead
2802 of checking signal_frame flag.
2803 (uw_update_context): Use frame state signal_ra if set.
2804 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2805 * config/xtensa/linux-unwind.h: New file.
2807 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2809 * modulo-sched.c (get_sched_window): Fix comment typo.
2811 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2813 PR tree-optimization/34648
2814 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2816 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2818 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2819 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2821 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2823 PR rtl-optimization/34400
2824 * df-core.c (df_worklist_dataflow_overeager,
2825 df_worklist_dataflow_doublequeue): New functions.
2826 (df_worklist_dataflow): Two different worklist solvers.
2827 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2830 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2833 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2834 and ftree-parallelize-loops.
2836 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2838 PR rtl-optimization/34826
2839 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2841 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2843 * global.c (find_reg): Mark the eh regs as used if necessary.
2844 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2845 * ra.h (struct allocno): no_eh_reg field added. Changed
2846 no_stack_reg type to bitfield.
2848 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2850 * tree.c (substitute_in_expr): Add missing 'break'.
2852 2008-01-17 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/34825
2855 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2856 x / x as division to handle.
2858 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2860 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2861 "-pthread" is specified.
2862 * pa-hpux11.h (LIB_SPEC): Likewise.
2864 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2865 Peter Bergner <bergner@vnet.ibm.com>
2867 PR rtl-optimization/33796
2868 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2870 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2872 PR libgfortran/34699
2873 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2875 * pa-hpux10.h (LINK_SPEC): Likewise.
2876 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2878 2008-01-16 Richard Guenther <rguenther@suse.de>
2881 * fold-const.c (fold_convert_const_int_from_int): Do not
2882 set overflow if that occured only because of a sign extension
2883 change when converting from/to a sizetype with the same
2884 precision and signedness.
2886 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2889 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2890 location address to the correct place. Update copyright year.
2892 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2894 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2895 no dependences in the dependence_relations vector.
2897 2008-01-16 Jan Hubicka <jh@suse.cz>
2899 PR rtl-optimization/31396
2900 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2901 * cfg.c (dump_reg_info): Print it.
2902 * regs.h (struct reg_info_t): add freq_calls_crossed.
2903 (REG_FREQ_CALLS_CROSSED): New macro.
2904 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2905 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2906 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2907 regmove_optimize): Update call crossed frequencies.
2908 * local-alloc.c (struct qty): Add freq_calls_crossed.
2909 (alloc_qty): Copute freq_calls_crossed.
2910 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2911 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2912 * ra.h (struct allocno): Add freq_calls_crossed.
2914 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2916 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2917 libgomp when compiling with ftree-parallelize-loops.
2918 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2920 2008-01-16 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/34769
2923 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2924 * tree.c (int_cst_value): Instead make this function more
2925 permissive in what it accepts as valid input. Document this
2926 function always sign-extends the value.
2928 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2929 Richard Guenther <rguenther@suse.de>
2932 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2933 (gimple_fold_indirect_ref_rhs): ... this.
2934 (gimple_fold_indirect_ref): New function with foldings
2935 that preserve lvalueness.
2936 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2937 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2938 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2939 to fold an INDIRECT_REF, fall back to the old use of
2940 fold_indirect_ref_1.
2942 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2944 * tree-data-ref.c (subscript_dependence_tester_1): Call
2945 free_conflict_function.
2946 (compute_self_dependence): Same.
2948 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2951 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2952 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2954 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2955 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2956 for DWARF2_UNWIND_INFO targets.
2958 2008-01-16 Richard Guenther <rguenther@suse.de>
2961 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2962 type qualifiers for function types.
2964 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2966 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2967 loop_iterator li from previous commit.
2969 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2971 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2973 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2975 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2976 (parallelize_loops): Don't parallelize irreducible components.
2978 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2981 * c-opts (c_common_post_options): Do not enable CPP
2982 flag_pedantic_errors by default.
2984 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2986 PR rtl-optimization/31944
2987 * cse.c (remove_pseudo_from_table): New function.
2988 (merge_equiv_classes): Use above function to remove pseudo-registers.
2989 (invalidate): Likewise.
2991 2008-01-13 Richard Guenther <rguenther@suse.de>
2994 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2995 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2997 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2999 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3000 validate_change to unshare the source of the PC set.
3002 2008-01-12 Jan Hubicka <jh@suse.cz>
3005 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3006 references above array bounds. This might trigger bounds checks for
3009 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3011 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3012 new_replaceable_dependencies.
3014 2008-01-12 Doug Kwan <dougkwan@google.com>
3016 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3017 instead of OPT_Wreturn_type in warning due to ignored return type
3019 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3020 options included in -Wextra.
3021 * c.opt: New option -Wignored_qualifiers.
3022 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3023 -Wignore_qualifiers.
3024 (-Wignored-qualifiers): Document.
3025 (-Wreturn-type): Remove description of functionality now handled
3026 by -Wignored-qualifiers.
3028 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3031 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3032 NOP_EXPR if it is between integral types with the same precision.
3034 2008-01-12 Jan Hubicka <jh@suse.cz>
3037 * invoke.texi (max-inline-recursive-depth): Fix default value.
3039 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3041 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3044 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3046 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3048 2008-01-11 James E. Wilson <wilson@specifix.com>
3051 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3053 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3055 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3056 save/restore frame pointer register and don't use 'call-prologues'
3057 optimization in function with "OS_task" attribute.
3059 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3062 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3063 when copying to memory.
3065 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3067 PR rtl-optimization/30905
3068 * cfgcleanup.c: Include dce.h
3069 (crossjumps_occured): New global variable.
3070 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3071 If something changed, set crossjumps_occured to true.
3072 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3073 Don't add/remove fake edges to exit here...
3074 (cleanup_cfg): ...but do it here, when crossjumping.
3075 Run a fast DCE when successful crossjumps occured in the latest
3076 iteration of try_optimize_cfg.
3078 2008-01-11 Richard Guenther <rguenther@suse.de>
3080 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3081 (struct vn_unary_op_s): Likewise.
3082 (vn_reference_insert): Free old reference on hash collision.
3084 2008-01-10 Raksit Ashok <raksit@google.com>
3086 PR rtl-optimization/27971
3087 * combine.c (find_split_point): Split PLUS expressions which are
3088 inside a MEM rtx, and whose first operand is complex.
3090 2008-01-10 DJ Delorie <dj@redhat.com>
3092 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3093 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3094 (m32c_hard_regno_ok): Call the underlying function.
3096 2008-01-10 Richard Guenther <rguenther@suse.de>
3099 * tree-cfg.c (tree_merge_blocks): Do not go through the
3100 full-blown folding and stmt updating path if we just deal
3101 with virtual operands.
3102 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3103 test for abnormal SSA_NAMEs.
3105 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3108 * reload.c (push_reload): Add assertions. All constants from
3109 reg_equiv_constant should have been used for replacing the respective
3111 (find_reloads_address): Invoke find_reloads_address_part for
3112 constant taken from the reg_equiv_constant array.
3114 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3116 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3117 field (valnum) the first in the struct. Replace bools with
3120 2008-01-10 Richard Guenther <rguenther@suse.de>
3122 PR tree-optimization/34651
3123 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3124 types and ordering for masking and converting.
3126 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3128 PR tree-optimization/34017
3129 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3130 also for PHI_NODE expressions.
3132 2008-01-09 Jan Hubicka <jh@suse.cz>
3134 PR tree-optimization/34708
3135 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3136 based on number of case labels.
3137 (init_inline_once): Remove switch_cost.
3138 * tree-inline.h (eni_weights_d): Remove switch_cost.
3140 2008-01-09 Richard Guenther <rguenther@suse.de>
3141 Andrew Pinski <andrew_pinski@playstation.sony.com>
3144 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3145 temporary if an rvalue is ok or an lvalue is not required.
3147 2008-01-09 Richard Guenther <rguenther@suse.de>
3150 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3153 2008-01-09 Richard Guenther <rguenther@suse.de>
3156 * tree.c (host_integerp): Check for sizetype only if the
3157 type is an integer type.
3159 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3162 * opts.c (decode_options): Disable inlining of functions called
3163 once if not in unit-at-a-time mode.
3165 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3167 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3169 2008-01-08 Richard Guenther <rguenther@suse.de>
3172 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3173 out early if the result will be unused.
3175 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3180 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3181 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3184 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3186 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3187 for vectorization tuned.
3189 2008-01-08 Richard Guenther <rguenther@suse.de>
3191 PR tree-optimization/34683
3192 * tree-ssa-operands.c (operand_build_cmp): Export.
3193 * tree-ssa-operands.h (operand_build_cmp): Declare.
3194 * tree-vn.c (vuses_compare): Remove.
3195 (sort_vuses): Use operand_build_cmp.
3196 (sort_vuses_heap): Likewise.
3197 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3198 to re-use old VEC if available. Do not sort already sorted VUSEs.
3199 (vdefs_to_vec): Do not sort already sorted VDEFs.
3201 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3204 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3206 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3209 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3210 limitations of reciprocal sequences on x86 targets.
3212 2008-01-08 Richard Guenther <rguenther@suse.de>
3214 PR tree-optimization/34683
3215 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3217 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3220 * config/darwin.c (darwin_mergeable_string_section): Don't use
3221 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3223 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3226 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3227 negxf2. Macroize expander using X87MODEF mode iterator. Change
3228 predicates of op0 and op1 to register_operand.
3229 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3230 expander using X87MODEF mode iterator. Change predicates of
3231 op0 and op1 to register_operand.
3232 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3233 corresponding patterns and macroize using MODEF macro. Change
3234 predicates of op0 and op1 to register_operand and remove
3235 "m" constraint. Disparage "r" alternative with "!".
3236 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3237 macroize using X87MODEF macro. Change predicates of op0 and op1
3238 to register_operand and remove "m" constraint. Disparage "r"
3239 alternative with "!".
3240 (absneg splitter with memory operands): Remove.
3241 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3242 patterns and macroize using X87MODEF mode iterator.
3243 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3244 Change predicate of op1 to register_operand.
3245 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3246 for memory operands.
3248 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3250 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3252 2008-01-07 Richard Guenther <rguenther@suse.de>
3254 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3257 2008-01-07 Richard Guenther <rguenther@suse.de>
3259 PR tree-optimization/34683
3260 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3261 VOPs of the needed size to save memory. Use VEC_quick_push
3262 to save compile-time.
3263 (vdefs_to_vec): Likewise.
3265 2008-01-07 Sa Liu <saliu@de.ibm.com>
3267 * config/spu/spu.md (divdf3): Genetate inline code for double
3268 division. The implementation doesn't handle INF or NAN, therefore it
3269 only applies when -ffinite-math-only is given.
3271 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3274 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3275 * doc/cpp.texi ([Common Predefined Macros]): Document.
3277 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3280 order to use commutative addition instead of subtraction.
3282 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3283 Mircea Namolaru <namolaru@il.ibm.com>
3284 Vladimir Yanovsky <yanov@il.ibm.com>
3285 Revital Eres <eres@il.ibm.com>
3287 PR tree-optimization/34263
3288 * tree-outof-ssa.c (process_single_block_loop_latch,
3289 contains_tree_r): New functions.
3290 (analyze_edges_for_bb): Call process_single_block_loop_latch
3291 function to empty single-basic-block latch block if possible.
3293 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3295 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3297 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3299 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3301 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3303 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3305 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3307 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3309 PR tree-optimization/34618
3310 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3313 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3316 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3317 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3318 Update copyright year.
3320 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3321 Update copyright year.
3322 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3325 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3327 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3328 edge does not point to current bb before changing need_assert.
3330 2008-01-04 Richard Guenther <rguenther@suse.de>
3333 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3334 for verifying purposes if they are is_gimple_min_invariant.
3336 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3338 PR tree-optimization/34448
3339 PR tree-optimization/34465
3340 * gimplify.c (gimplify_init_constructor): Add new parameter
3341 notify_temp_creation. Use it.
3342 (gimplify_modify_expr_rhs): Take volatiles into account when
3343 optimizing constructors.
3344 Do not optimize constructors if gimplify_init_constructor will dump to
3346 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3347 * gcc.c-torture/compile/pr34448.c: New.
3349 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3351 PR gcov-profile/34609
3352 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3353 return_slot if result is TREE_ADDRESSABLE.
3355 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3357 * config/mips/mips.md (sqrt_condition): Tweak comment.
3358 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3360 2008-01-03 Tom Tromey <tromey@redhat.com>
3363 * c-common.c (c_type_hash): Handle VLAs.
3365 2008-01-03 Jan Hubicka <jh@suse.cz>
3367 PR tree-optimization/31081
3368 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3369 0 when inlining and not inlining to first basic block.
3370 (remap_decl): When var is initialized to 0, don't set default_def.
3371 (expand_call_inline): Set entry_bb.
3372 * tree-inline.h (copy_body_data): Add entry_bb.
3374 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3377 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3380 PR tree-optimization/29484
3381 * tree-inline.c (inline_forbidden_p_2): New function.
3382 (inline_forbidden_p): Disallow inlining if some static var
3383 has an address of a local LABEL_DECL in its initializer.
3384 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3387 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3389 PR tree-optimization/34635
3390 * tree-data-ref.c (add_other_self_distances): Make sure that the
3391 evolution step is constant.
3393 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3396 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3398 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3400 * tree-sra.c (scalarize_init): Insert the generate_element_init
3401 statements after the generate_element_zero statements.
3403 2008-01-02 Richard Guenther <rguenther@suse.de>
3407 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3408 for very large number of operands instead of ICEing.
3410 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3413 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3414 while stack probing.
3416 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3418 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3421 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3424 * tree-mudflap.c (mx_register_decls): Guard warning by
3425 !DECL_ARTIFICIAL check.
3427 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3429 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3430 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3431 sse5_perm<mode>): Fix constraints.