1 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5 (split_block_and_df_analyze): New. Split basic block and rebuild
7 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
9 (split_pattern_seq): Likewise.
10 (erase_matching_seqs): Likewise.
11 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13 2008-03-04 Geoff Keating <geoffk@apple.com>
15 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
17 (tree_invalid_nonnegative_warnv_p): Likewise.
19 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22 examples. Truncate option-names then causing overfull hbox.
24 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
31 2008-03-04 Rafael Espindola <espindola@google.com>
33 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
34 (tree_unary_nonnegative_warnv_p): New.
35 (tree_binary_nonnegative_warnv_p): New.
36 (tree_single_nonnegative_warnv_p): New.
37 (tree_invalid_nonnegative_warnv_p): New.
38 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
40 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
43 * opts.c (handle_option): Postpone 'unknown option' errors only for
46 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
49 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
52 2008-03-04 Rafael Espindola <espindola@google.com>
54 * fold-const.c (tree_unary_nonzero_warnv_p): New.
55 (tree_binary_nonzero_warnv_p): New.
56 (tree_single_nonzero_warnv_p): New.
57 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
59 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
62 * fold-const.c (fold_cond_expr_with_comparison): Prevent
63 transformations for modes that have signed zeros.
64 * ifcvt.c (noce_try_abs): Ditto.
66 2008-03-04 Joseph Myers <joseph@codesourcery.com>
68 * config/i386/i386.c (override_options): Force
69 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
71 2008-03-04 Jan Hubicka <jh@suse.cz>
74 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
77 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
79 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
80 label to probe the stack.
82 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
84 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
85 (__gthr_win32_mutex_destroy): Declare.
86 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
87 __gthr_win32_mutex_destroy.
88 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
90 2008-03-03 Jan Hubicka <jh@suse.cz>
93 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
94 aggressive on inlining cold calls.
96 2008-03-03 Richard Guenther <rguenther@suse.de>
98 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
99 struct copies into the expression table.
100 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
101 (try_to_simplify): Likewise.
102 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
103 integral and pointer arguments which do not change the
104 precision to NOP_EXPRs.
105 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
106 VIEW_CONVERT_EXPR case.
108 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
110 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
111 defined in a loop at depth 0 is invariant.
112 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
113 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
114 be called at loop depth 0.
116 2008-03-02 Jakub Jelinek <jakub@redhat.com>
119 * gcc.c (process_command): Update copyright notice dates.
120 * gcov.c (print_version): Likewise.
121 * gcov-dump.c (print_version): Likewise.
122 * mips-tfile.c (main): Likewise.
123 * mips-tdump.c (main): Likewise.
125 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
128 * c-common.c (flag_permissive): Delete.
129 (constant_expression_warnings): Check flags first.
130 (constant_expression_error): New.
131 * c-common.h (flag_permissive): Delete.
132 (constant_expression_error): Declare.
133 * flags.h (flag_permissive): Declare. Update description.
134 * diagnostic.c (pedwarn): Update.
136 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
137 (permissive_error_kind): New.
138 * toplev.c (flag_permissive): Define. Update description.
139 * toplev.h (permissive_error_kind): Declare.
140 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
141 (pedwarn_c90): Use pedantic_warning_kind.
142 * c-opts.c (c_common_post_options): flag_permissive does not affect
143 flag_pedantic_errors.
145 2008-03-02 Joseph Myers <joseph@codesourcery.com>
147 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
148 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
149 __absvsi2, __absvDI2): Use unsigned arithmetic.
151 2008-03-02 Andi Kleen <ak@suse.de>
152 Richard Guenther <rguenther@suse.de>
154 * struct-equiv.c: Remove file.
155 * cfg_cleanup.c (condjump_equiv_p): Remove.
156 * Makefile.in (OBJS-common): Remove struct-equiv.o.
157 (struct-equiv.o): Remove rule.
158 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
159 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
160 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
162 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
164 * ifcvt.c (noce_process_if_block): Try to handle only the then
165 block if the else block exists but isn't suitable.
167 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
170 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
171 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
172 regression from previous patch.
174 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
177 * gthr.h: Add __gthread_mutex_destroy as a function that must be
179 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
180 * gthr-single.h (__gthread_mutex_destroy): Likewise.
181 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
182 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
183 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
184 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
185 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
186 (__gthread_mutex_destroy_function): Rename to
187 __gthread_mutex_destroy.
188 * gthr-dce.h (__gthread_mutex_destroy): Call
189 pthread_mutex_destroy.
190 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
191 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
192 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
194 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
196 * df-scan.c (df_ref_chain_change_bb): Simplify.
197 (df_insn_change_bb): Add new_bb argument. Simplify. Call
198 set_block_for_insn if there's any change.
199 * df.h ((df_insn_change_bb): Fix prototype.
200 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
201 df_insn_change_bb, don't call set_block_for_insn.
202 * emit-rtl.c (reorder_insns): Likewise.
203 * haifa-sched.c (move_insn): Likewise.
205 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
207 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
209 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
211 * tree-flow-inline.h (next_readonly_imm_use): Return
212 NULL_USE_OPERAND_P after the end.
214 2008-03-01 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/35411
217 * tree-sra.c (sra_build_assignment): Split conversion to
218 final type to a separate statement if we are not assigning
221 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
223 * fold-const.c (fold_convertible_p): Correct the logic to follow
224 that in fold_convert().
226 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
229 * tree-inline.c (build_duplicate_type): When we make a
230 duplicate type, make it unique in the canonical types system.
232 2008-02-29 Tom Tromey <tromey@redhat.com>
234 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
235 input_file_stack_history, input_file_stack_restored): Remove.
236 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
237 * input.h (struct file_stack): Remove.
238 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
239 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
241 * diagnostic.h (struct diagnostic_context) <last_module>: Change
243 (diagnostic_last_module_changed): Add 'map' argument.
244 (diagnostic_set_last_function): Likewise.
245 * diagnostic.c (undiagnostic_report_current_module): Iterate using
246 line map, not input_file_stack.
247 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
249 2008-02-29 Paul Brook <paul@codesourcery.com>
251 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
253 2008-02-29 Paul Brook <paul@codesourcery.com>
255 * config/arm/ieee754-df.S (muldf3): Use RET macros.
257 2008-02-29 Richard Guenther <rguenther@suse.de>
259 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
261 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
262 value for comparing for a store match.
263 (simplify_unary_expression): Do nothing for SSA_NAMEs.
264 (try_to_simplify): Do not do a full-blown reference lookup.
266 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
268 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
269 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
271 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
273 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
275 * tree-loop-linear.c (try_interchange_loops): Compare memory access
276 strides against cache sizes.
278 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
280 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
283 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
285 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
286 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
287 is smaller than the original promoted value.
288 (simplify_subreg): If OP is a SUBREG, try to preserve its
289 SUBREG_PROMOTED_VAR_P information.
291 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
293 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
294 (VN_INFO_GET): Allocate new objects on the obstack.
295 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
296 for rpo_numbers_temp, for consistency.
297 (free_scc_vn): Free the obstack.
299 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
301 * doc/invoke.texi: Document -ftree-loop-distribution.
302 * tree-loop-distribution.c: New.
303 * tree-pass.h (pass_loop_distribution): New.
304 * graphds.h (struct graph): Add htab_t indices.
305 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
306 * tree-vectorizer.c (rename_variables_in_loop): Extern.
307 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
308 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
309 * tree-data-ref.c (debug_data_dependence_relations): New.
310 (dump_data_dependence_relation): Also print data references.
311 (free_data_ref): Extern.
312 (same_access_functions): Moved...
313 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
314 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
315 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
316 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
317 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
318 (stmts_from_loop): Skip LABEL_EXPR.
319 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
321 (build_rdg): Initialize rdg->indices htab.
322 (free_rdg, stores_from_loop, ref_base_address,
323 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
324 have_similar_memory_accesses_1, ref_base_address_1,
325 remove_similar_memory_refs): New.
326 * tree-data-ref.h: Depend on tree-chrec.h.
327 (debug_data_dependence_relations, free_data_ref): Declared.
328 (same_access_functions): ... here.
329 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
331 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
332 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
333 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
334 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
335 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
336 rdg_vertex_for_stmt): Declared.
337 (struct rdg_edge): Add level.
339 (free_rdg, stores_from_loop, remove_similar_memory_refs,
340 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
342 (rdg_has_similar_memory_accesses): New.
343 * tree-vect-analyze.c: Remove unused static decls.
344 * lambda.h (dependence_level): New.
345 * common.opt (ftree-loop-distribution): New.
346 * tree-flow.h (mark_virtual_ops_in_bb,
347 slpeel_tree_duplicate_loop_to_edge_cfg,
348 rename_variables_in_loop): Declared.
349 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
350 (OBJS-common): Add tree-loop-distribution.o.
351 (tree-loop-distribution.o): New rule.
352 * tree-cfg.c (mark_virtual_ops_in_bb): New.
353 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
354 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
356 2008-02-28 Joseph Myers <joseph@codesourcery.com>
359 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
360 other than structures and unions.
362 2008-02-28 Richard Guenther <rguenther@suse.de>
365 2008-02-26 Richard Guenther <rguenther@suse.de>
367 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
368 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
369 (lookup_decl_from_uid): Declare.
370 (remove_decl_from_map): Likewise.
371 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
372 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
373 (decl_for_uid_map): New global hashtable mapping DECL_UID
375 (init_ttree): Allocate it.
376 (insert_decl_to_uid_decl_map): New helper function.
377 (make_node_stat): Insert new decls into the map.
378 (copy_node_stat): Likewise.
379 (lookup_decl_from_uid): New function.
380 (remove_decl_from_map): Likewise.
381 (print_decl_for_uid_map_statistics): New helper.
382 (dump_tree_statistics): Call it.
384 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
385 (referenced_var_iterator): Adjust.
386 (FOR_EACH_REFERENCED_VAR): Adjust.
387 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
388 (num_referenced_vars): Adjust.
389 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
390 (first_referenced_var): Remove.
391 (end_referenced_vars_p): Likewise.
392 (next_referenced_var): Likewise.
393 (referenced_var_iterator_set): New helper function.
394 * tree-dfa.c (referenced_var_lookup): Adjust.
395 (referenced_var_check_and_insert): Likewise.
396 (remove_referenced_var): Likewise.
397 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
398 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
399 (verify_call_clobbering): Likewise.
400 (verify_memory_partitions): Likewise.
401 (init_tree_ssa): Allocate bitmap instead of hashtable for
403 (delete_tree_ssa): Adjust.
404 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
405 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
406 (compute_tag_properties): Likewise.
407 (set_initial_properties): Likewise.
408 (find_partition_for): Likewise.
409 (update_reference_counts): Likewise.
410 (dump_may_aliases_for): Likewise.
411 * tree-ssa-operands.c (add_virtual_operand): Likewise.
412 (add_call_clobber_ops): Likewise.
413 (add_call_read_ops): Likewise.
414 (get_asm_expr_operands): Likewise.
415 * tree-into-ssa.c (dump_decl_set): Likewise.
416 (update_ssa): Likewise.
417 * tree-sra.c (scan_function): Likewise.
418 (decide_instantiations): Likewise.
419 (scalarize_parms): Likewise.
420 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
421 (dsa_named_for): Likewise.
422 * tree-ssa-structalias.c (update_alias_info): Likewise.
423 (merge_smts_into): Likewise.
425 2008-02-27 David Daney <ddaney@avtrex.com>
428 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
429 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
430 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
431 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
432 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
434 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
437 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
438 (BUILT_IN_NEXTTOWARD): Remove.
439 (BUILT_IN_NEXTTOWARDF): Ditto.
440 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
441 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
443 2008-02-27 Tom Tromey <tromey@redhat.com>
445 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
446 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
448 2008-02-27 Jan Beulich <jbeulich@novell.com>
450 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
451 update the respective field on newdecl.
453 2008-02-27 Revital Eres <eres@il.ibm.com>
455 PR rtl-optimization/34999
456 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
457 crossing edges that ends with a call insn.
458 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
459 call insn and clear the EDGE_CROSSING flag of the crossing edge
460 when fixing fallthru edges.
462 2008-02-27 Richard Guenther <rguenther@suse.de>
465 * fold-const.c (fold_unary): Return the correct argument,
466 converted to the result type.
468 2008-02-27 Richard Guenther <rguenther@suse.de>
471 * expr.c (expand_expr_real_1): Assert on rotates that operate
473 * fold-const.c (fold_binary): Use the types precision, not the
474 bitsize of the mode if folding rotate expressions. Build rotates
477 2008-02-27 Jakub Jelinek <jakub@redhat.com>
479 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
481 * c-pragma.c (pragma_ns_name): New typedef.
482 (registered_pp_pragmas): New variable.
483 (c_pp_lookup_pragma): New function.
484 (c_register_pragma_1): If flag_preprocess_only, do nothing
485 for non-expanded pragmas, for expanded ones push pragma's
486 namespace and name into registered_pp_pragmas vector.
487 (c_invoke_pragma_handler): Register OpenMP pragmas even when
488 flag_preprocess_only, don't register GCC pch_preprocess
489 pragma if flag_preprocess_only.
490 * c-opts.c (c_common_init): Call init_pragma even if
491 flag_preprocess_only.
492 * c-pragma.c (c_pp_lookup_pragma): New prototype.
493 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
494 cpp_register_pragma if flag_preprocess_only.
496 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
499 * c-parser.c (c_parser_translation_unit): Warn for empty
500 translation unit, not empty source file.
502 2008-02-26 Paul Brook <paul@codesourcery.com>
504 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
506 * config/arm/arm.h (reg_class): Add CORE_REGS.
507 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
508 (BASE_REG_CLASS): Use CORE_REGS.
509 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
510 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
511 (REGNO_OK_FOR_INDEX_P): Exclude SP.
512 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
513 ARM_REGNO_OK_FOR_INDEX_P.
514 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
515 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
516 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
517 (ldm/stm peepholes): Ditto.
518 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
519 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
520 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
521 * config/arm/constraints.md: Enable "k" constraint on ARM.
523 2008-02-27 Ben Elliston <bje@au.ibm.com>
525 * config/rs6000/rs6000.c: Annotate cache line size field in all
526 instances of struct processor_costs.
528 2008-02-26 David Edelsohn <edelsohn@gnu.org>
530 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
531 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
532 jump_bypass): New counters.
533 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
534 * dce.c (gate_ud_dce): Same.
535 (gate_fast_dce): Same.
536 * dse.c (gate_dse1): New function.
537 (gate_dse2): New function.
538 (gate_dse): Merge results of new gate functions.
539 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
540 (gate_handle_jump_bypass): Add dbg_cnt.
541 (gate_handle_gcse): Add dbg_cnt.
542 * ifcvt.c (gate_handle_if_conversion): Same.
543 (gate_handle_if_after_combine): Same.
544 (gate_handle_if_after_reload): Same.
545 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
547 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
549 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
551 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
553 2008-02-26 Jason Merrill <jason@redhat.com>
556 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
557 alone if it's the naming decl for the type's main variant.
559 2008-02-26 Tom Tromey <tromey@redhat.com>
561 * system.h (USE_MAPPED_LOCATION): Poison.
562 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
563 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
564 (make_goto_expr_edges): Likewise.
565 (remove_bb): Likewise.
566 (execute_warn_function_return): Likewise.
567 * basic-block.h (struct edge_def) <goto_locus>: Change type to
569 * c-common.c (fname_decl): Remove old location code.
570 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
572 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
574 (ASM_INPUT_SOURCE_LOCATION): Likewise.
575 (gen_rtx_ASM_INPUT): Likewise.
576 (gen_rtx_ASM_INPUT_loc): Likewise.
577 (get_rtx_asm_OPERANDS): Remove.
578 * cfglayout.c (insn_locators_alloc): Remove old location code.
579 (set_curr_insn_source_location): Likewise.
580 (curr_insn_locator): Likewise.
581 * print-tree.c (print_node): Remove old location code.
582 * tree-mudflap.c (mf_varname_tree): Remove old location code.
583 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
584 * cfgexpand.c (expand_gimple_cond_expr): Don't use
586 (construct_exit_block): Remove old location code.
587 * emit-rtl.c (force_next_line_note): Remove old location code.
588 * profile.c (branch_prob): Remove old location code.
589 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
590 LOC_LINE): Remove old-location variants.
591 * langhooks.c (lhd_print_error_function): Remove old location
593 * configure, config.in: Rebuilt.
594 * configure.ac (--enable-mapped-location): Remove.
595 * c-decl.c (c_init_decl_processing): Remove old location code.
596 (finish_function): Likewise.
597 * recog.c (decode_asm_operands): Remove old location code.
598 * c-pch.c (c_common_read_pch): Remove old location code.
599 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
601 * gimple-low.c (lower_function_body): Remove old location code.
602 * toplev.c (unknown_location): Remove.
603 (push_srcloc): Remove old-location variant.
604 (process_options): Remove old location code.
605 (lang_dependent_init): Likewise.
606 * input.h (UNKNOWN_LOCATION): Move definition.
607 (location_t): Undeprecate.
608 (source_locus): Remove.
609 (location_from_locus): Remove.
610 (struct location_s): Remove.
611 Remove all old-location code.
612 (input_line, input_filename): Remove.
613 * final.c (final_scan_insn): Remove old location code.
614 * diagnostic.c (diagnostic_build_prefix): Remove
615 USE_MAPPED_LOCATION test.
616 * tree.h (gimple_stmt) <locus>: Now a location_t.
617 (tree_exp) <locus>: Likewise.
618 (DECL_IS_BUILTIN): Remove old-location variant.
619 (annotate_with_file_line, annotate_with_locus): Likewise.
620 (expr_locus, set_expr_locus): Update.
621 * tree.c (build1_stat): Remove old location code.
622 (last_annotated_node): Remove.
623 (annotate_with_file_line): Remove old-location variant.
624 (annotate_with_locus): Likewise.
625 (expr_location): Remove old location code.
626 (set_expr_location): Likewise.
627 (expr_has_location): Likewise.
628 (expr_locus): Likewise.
629 (set_expr_locus): Likewise.
630 (expr_filename): Don't use location_from_locus.
631 (expr_lineno): Likewise.
632 * rtl-error.c (location_for_asm): Remove old location code.
633 * c-lex.c (cb_line_change): Remove old location code.
634 (fe_file_change): Likewise.
635 (cb_def_pragma): Likewise.
636 (c_lex_with_flags): Likewise.
637 * gengtype.c (do_typedef): Don't special-case location types.
638 (define_location_structures): Remove.
639 (main): Don't call define_location_structures.
640 * tree-pretty-print.c (dump_implicit_edges): Remove old location
643 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
646 * builtins.def (BUILT_IN_STDARG_START): Remove.
647 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
648 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
649 * tree-inline.c (inline_forbidden_p_1): Likewise.
651 2008-02-26 Richard Guenther <rguenther@suse.de>
653 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
654 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
655 (lookup_decl_from_uid): Declare.
656 (remove_decl_from_map): Likewise.
657 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
658 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
659 (decl_for_uid_map): New global hashtable mapping DECL_UID
661 (init_ttree): Allocate it.
662 (insert_decl_to_uid_decl_map): New helper function.
663 (make_node_stat): Insert new decls into the map.
664 (copy_node_stat): Likewise.
665 (lookup_decl_from_uid): New function.
666 (remove_decl_from_map): Likewise.
667 (print_decl_for_uid_map_statistics): New helper.
668 (dump_tree_statistics): Call it.
670 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
671 (referenced_var_iterator): Adjust.
672 (FOR_EACH_REFERENCED_VAR): Adjust.
673 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
674 (num_referenced_vars): Adjust.
675 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
676 (first_referenced_var): Remove.
677 (end_referenced_vars_p): Likewise.
678 (next_referenced_var): Likewise.
679 (referenced_var_iterator_set): New helper function.
680 * tree-dfa.c (referenced_var_lookup): Adjust.
681 (referenced_var_check_and_insert): Likewise.
682 (remove_referenced_var): Likewise.
683 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
684 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
685 (verify_call_clobbering): Likewise.
686 (verify_memory_partitions): Likewise.
687 (init_tree_ssa): Allocate bitmap instead of hashtable for
689 (delete_tree_ssa): Adjust.
690 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
691 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
692 (compute_tag_properties): Likewise.
693 (set_initial_properties): Likewise.
694 (find_partition_for): Likewise.
695 (update_reference_counts): Likewise.
696 (dump_may_aliases_for): Likewise.
697 * tree-ssa-operands.c (add_virtual_operand): Likewise.
698 (add_call_clobber_ops): Likewise.
699 (add_call_read_ops): Likewise.
700 (get_asm_expr_operands): Likewise.
701 * tree-into-ssa.c (dump_decl_set): Likewise.
702 (update_ssa): Likewise.
703 * tree-sra.c (scan_function): Likewise.
704 (decide_instantiations): Likewise.
705 (scalarize_parms): Likewise.
706 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
707 (dsa_named_for): Likewise.
708 * tree-ssa-structalias.c (update_alias_info): Likewise.
709 (merge_smts_into): Likewise.
711 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
714 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
715 * c-opts.c (c_common_handle_option): Wall enables
716 Wvolatile-register-var.
717 * common.opt: Move Wvolatile-register-var to...
720 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
722 * common.opt (Wlarger-than=): New.
723 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
725 * opts.c (common_handle_option): Handle -Wlarger-than=.
726 * optc-gen.awk: Likewise.
727 * opth-gen.awk: Likewise.
728 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
729 * tree-optimize.c (tree_rest_of_compilation): Likewise.
731 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
733 * c-common.c (match_case_to_enum_1): Add appropriate
734 OPT_W* parameter to warning.
735 (c_do_switch_warnings): Likewise.
736 * c-typeck.c (warning_init): Add one more parameter following
738 (push_init_level): Update call to warning_init.
739 (pop_init_level): Likewise.
740 (add_pending_init): Likewise.
741 (output_init_element: Likewise.
743 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
746 * toplev.c (toplev_main): If there are warnings or error, print
747 errors for ignored options.
748 * opts.c (ignored_options): New static variable.
749 (postpone_unknown_option_error): New.
750 (print_ignored_options): New.
751 (handle_option): Postpone errors for unknown -Wno-* options.
752 * opts.h (print_ignored_options): Declare.
754 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
756 * config/mips/mips.md (loadgp_blockage, blockage): Change type
759 2008-02-25 Richard Guenther <rguenther@suse.de>
762 2008-02-25 Richard Guenther <rguenther@suse.de>
764 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
765 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
766 (lookup_decl_from_uid): Declare.
767 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
768 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
769 (decl_for_uid_map): New global hashtable mapping DECL_UID
771 (init_ttree): Allocate it.
772 (insert_decl_to_uid_decl_map): New helper function.
773 (make_node_stat): Insert new decls into the map.
774 (copy_node_stat): Likewise.
775 (lookup_decl_from_uid): New function.
776 (print_decl_for_uid_map_statistics): New helper.
777 (dump_tree_statistics): Call it.
779 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
780 (referenced_var_iterator): Adjust.
781 (FOR_EACH_REFERENCED_VAR): Adjust.
782 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
783 (num_referenced_vars): Adjust.
784 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
785 (first_referenced_var): Remove.
786 (end_referenced_vars_p): Likewise.
787 (next_referenced_var): Likewise.
788 (referenced_var_iterator_set): New helper function.
789 * tree-dfa.c (referenced_var_lookup): Adjust.
790 (referenced_var_check_and_insert): Likewise.
791 (remove_referenced_var): Likewise.
792 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
793 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
794 (verify_call_clobbering): Likewise.
795 (verify_memory_partitions): Likewise.
796 (init_tree_ssa): Allocate bitmap instead of hashtable for
798 (delete_tree_ssa): Adjust.
799 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
801 (compute_tag_properties): Likewise.
802 (set_initial_properties): Likewise.
803 (find_partition_for): Likewise.
804 (update_reference_counts): Likewise.
805 (dump_may_aliases_for): Likewise.
806 * tree-ssa-operands.c (add_virtual_operand): Likewise.
807 (add_call_clobber_ops): Likewise.
808 (add_call_read_ops): Likewise.
809 (get_asm_expr_operands): Likewise.
810 * tree-into-ssa.c (dump_decl_set): Likewise.
811 (update_ssa): Likewise.
812 * tree-sra.c (scan_function): Likewise.
813 (decide_instantiations): Likewise.
814 (scalarize_parms): Likewise.
815 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
816 (dsa_named_for): Likewise.
817 * tree-ssa-structalias.c (update_alias_info): Likewise.
818 (merge_smts_into): Likewise.
820 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
823 * doc/invoke.texi (-fcx-limited-range): Document new option.
824 * toplev.c (process_options): Handle -fcx-fortran-rules.
825 * common.opt: Add documentation for -fcx-fortran-rules.
827 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
830 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
831 actual behaviour and C99.
833 2008-02-26 Ben Elliston <bje@au.ibm.com>
835 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
836 (ASM_CPU_POWER6_SPEC): Likewise.
837 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
838 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
839 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
841 2008-02-25 Richard Guenther <rguenther@suse.de>
843 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
844 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
845 (lookup_decl_from_uid): Declare.
846 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
847 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
848 (decl_for_uid_map): New global hashtable mapping DECL_UID
850 (init_ttree): Allocate it.
851 (insert_decl_to_uid_decl_map): New helper function.
852 (make_node_stat): Insert new decls into the map.
853 (copy_node_stat): Likewise.
854 (lookup_decl_from_uid): New function.
855 (print_decl_for_uid_map_statistics): New helper.
856 (dump_tree_statistics): Call it.
858 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
859 (referenced_var_iterator): Adjust.
860 (FOR_EACH_REFERENCED_VAR): Adjust.
861 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
862 (num_referenced_vars): Adjust.
863 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
864 (first_referenced_var): Remove.
865 (end_referenced_vars_p): Likewise.
866 (next_referenced_var): Likewise.
867 (referenced_var_iterator_set): New helper function.
868 * tree-dfa.c (referenced_var_lookup): Adjust.
869 (referenced_var_check_and_insert): Likewise.
870 (remove_referenced_var): Likewise.
871 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
872 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
873 (verify_call_clobbering): Likewise.
874 (verify_memory_partitions): Likewise.
875 (init_tree_ssa): Allocate bitmap instead of hashtable for
877 (delete_tree_ssa): Adjust.
878 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
879 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
880 (compute_tag_properties): Likewise.
881 (set_initial_properties): Likewise.
882 (find_partition_for): Likewise.
883 (update_reference_counts): Likewise.
884 (dump_may_aliases_for): Likewise.
885 * tree-ssa-operands.c (add_virtual_operand): Likewise.
886 (add_call_clobber_ops): Likewise.
887 (add_call_read_ops): Likewise.
888 (get_asm_expr_operands): Likewise.
889 * tree-into-ssa.c (dump_decl_set): Likewise.
890 (update_ssa): Likewise.
891 * tree-sra.c (scan_function): Likewise.
892 (decide_instantiations): Likewise.
893 (scalarize_parms): Likewise.
894 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
895 (dsa_named_for): Likewise.
896 * tree-ssa-structalias.c (update_alias_info): Likewise.
897 (merge_smts_into): Likewise.
899 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
902 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
903 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
904 * alias.h (nonoverlapping_memrefs_p): Likewise.
906 2008-02-25 Jan Beulich <jbeulich@novell.com>
908 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
909 * config/i386/netware-libgcc.exp: Add __bswap?i2,
910 __emultls_get_address, __emultls_register_common,
911 __floatundi?f, and _Unwind_GetIPInfo.
912 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
913 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
914 (gen_regparm_prefix): Likewise.
915 (i386_nlm_encode_section_info): Sync with
916 config/i386/winnt.c:i386_pe_encode_section_info().
917 (i386_nlm_maybe_mangle_decl_assembler_name): New.
918 i386_nlm_mangle_decl_assembler_name): New.
919 (netware_override_options): New.
920 * config/i386/netware.h (netware_override_options): Declare.
921 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
922 (i386_nlm_mangle_decl_assembler_name): Declare.
923 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
925 2008-02-25 Ben Elliston <bje@au.ibm.com>
928 * c-decl.c (grokdeclarator): Remove unused local variables
929 `typedef_type' and `type_as_written'.
931 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
932 unused local variable `has_hot_blocks'.
933 (fix_crossing_conditional_branches): Remove unused local variable
936 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
939 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
940 using DEF_C99_BUILTIN.
941 (BUILT_IN_NANF): Ditto.
942 (BUILT_IN_NANL): Ditto.
944 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
945 Revital Eres <eres@il.ibm.com>
947 * modulo-sched.c (calculate_must_precede_follow): Address TODO
948 regarding the order of two dependent insns in the same row.
950 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
952 * stor-layout.c (layout_decl): Do not bump the alignment of a
953 bit-field to more than byte alignment if it is packed.
955 2008-02-24 David Edelsohn <edelsohn@gnu.org>
957 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
960 2008-02-24 Diego Novillo <dnovillo@google.com>
962 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
965 * tree-vrp.c (vrp_evaluate_conditional): With
966 -Wtype-limits, emit a warning when comparing against a
967 constant outside the natural range of OP0's type.
968 * c.opt (Wtype-limits): Move ...
969 * common.opt (Wtype-limits): ... here.
971 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
973 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
974 * config/rs6000/e300c2c3.md: New file.
975 * config/rs6000/rs6000.c (processor_costs): Add new costs for
977 (rs6000_override_options): Add e300c2 and e300c3 cases to
978 processor_target_table. Do not allow usage of Altivec or Spe
979 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
980 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
981 * config/rs6000/rs6000.h (processor_type): Add
982 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
983 (ASM_CPU_SPEC): Add e300c2 and e300c3.
984 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
985 and ppce300c3. Include e300c2c3.md.
987 2008-02-23 David Edelsohn <edelsohn@gnu.org>
989 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
990 instead of TARGET_STRICT_ALIGN.
992 2008-02-23 Joseph Myers <joseph@codesourcery.com>
994 * explow.c (memory_address): Assert that the generated address is
997 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1000 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1001 * config/darwin-ppc-ldouble-patch.def: New file.
1002 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1003 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1004 SUBTARGET_INIT_BUILTINS if defined.
1005 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1008 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1011 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1012 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1014 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1017 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1018 file" warning condtional on -Winvalid-PCH.
1020 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1022 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1024 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1029 prevent reload from using MMX registers.
1030 (*mov<mode>_internal): Ditto.
1031 (*movv2sf_internal_rex64): Ditto.
1032 (*movv2sf_internal): Ditto.
1034 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1036 PR documentation/31569
1037 * doc/install.texi2html: Use makeinfo --no-number-sections.
1039 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1041 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1042 ensure that we can address an entire entity > 8 bytes. Don't
1043 generate reg+reg addressing for such data.
1045 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1047 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1048 strings when optimizing for size, unless the target cares about
1051 2008-02-22 Tom Tromey <tromey@redhat.com>
1053 * regclass.c (current_pass): Remove declaration.
1055 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1057 * config/avr/libgcc.S (__RAMPZ__): Define.
1058 (__do_copy_data): Add for devices with 128KB code memory.
1060 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1062 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1064 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1066 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1068 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1071 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1074 * c-typeck.c (build_binary_op): Warn about floating point
1075 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1077 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1080 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1081 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1083 (rs6000_override_options): Set altivec_abi as default, not override,
1084 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1085 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1086 is used; use new member spe_abi.
1087 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1088 spe_abi and altivec_abi.
1090 2008-02-22 Tomas Bily <tbily@suse.cz>
1092 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1094 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1097 * config.build (build_file_translate): Set to `CMD //c' only if
1099 * Makefile.in (build_file_translate): Improve comment.
1101 2008-02-21 Jan Hubicka <jh@suse.cz>
1103 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1104 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1105 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1107 2008-02-21 Michael Matz <matz@suse.de>
1110 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1112 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1114 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1115 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1117 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1118 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1119 SSE_VEC_FLOAT_MODE_P as insn constraint.
1120 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1121 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1122 sse4a_movntdf using MODEF mode iterator.
1123 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1124 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1125 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1126 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1127 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1128 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1129 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1131 2008-02-21 Richard Guenther <rguenther@suse.de>
1133 * tree.def (PAREN_EXPR): New tree code.
1134 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1136 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1137 * expr.c (expand_expr_real_1): Likewise.
1138 * tree-inline.c (estimate_num_insns_1): Likewise.
1139 * tree-complex.c (expand_complex_move): Likewise.
1140 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1143 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1146 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1148 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1151 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1153 * config/sh/sh.c (find_barrier): Don't go past
1154 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1156 2008-02-20 DJ Delorie <dj@redhat.com>
1158 * config/h8300/h8300.md (insv): Force source operand to be a register.
1160 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1161 as a jump, not as a plain insn.
1163 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1165 * doc/invoke.texi (Warning Options): Add new option
1166 -Wframe-larger-than=.
1167 (-Wframe-larger-than): Document.
1169 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1170 Add declarations for new option variables.
1172 * final.c (final_start_function): Check the frame size
1173 before emission and issue a Wframe-larger-than warning.
1175 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1176 Add definitions for new option variables.
1177 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1179 * common.opt (Wframe-larger-than=): New option.
1181 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1183 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1184 (<sse>_div<mode>3): Ditto.
1185 (<sse>_vmdiv<mode>3): Ditto.
1186 (<sse>_vmsqrt<mode>2): Ditto.
1187 (*smax<mode>3): Ditto.
1188 (sse5_frcz<mode>2): Ditto.
1189 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1192 2008-02-20 Richard Guenther <rguenther@suse.de>
1195 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1196 be happy with INTEGRAL_TYPE_P.
1198 2008-02-20 Richard Guenther <rguenther@suse.de>
1200 * fold-const.c (split_tree): Associate floatig-point expressions
1201 if flag_associative_math is set.
1203 2008-02-20 Richard Guenther <rguenther@suse.de>
1205 * tree.h (fold_real_zero_addition_p): Declare.
1206 * fold-const.c (fold_real_zero_addition_p): Export.
1207 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1208 floating-point operations with zero and one.
1210 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1212 * doc/install.texi: Correct references to CFLAGS, replacing them
1213 with BOOT_CFLAGS. Document flags used during bootstrap for
1216 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1218 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1219 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1220 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1222 (smin<mode>3): Ditto from similar patterns.
1223 (smax<mode>3): Ditto.
1224 (*ieee_smin<mode>3): Ditto.
1225 (*ieee_smax<mode>3): Ditto.
1226 * config/i386/sse.md (sse): New mode attribute.
1227 (mov<mode>): Macroize expander from movv4sf and movv2df using
1228 SSEMODEF2P mode iterator.
1229 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1230 SSE_VEC_FLOAT_MODE_P as insn constraint.
1231 (storent<mode>): Ditto.
1232 (storent<mode>): Macroize expander from storentsf and storentdf using
1233 MODEF mode iterator.
1234 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1235 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1236 (abs<mode>2): Ditto from similar patterns.
1237 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1238 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1239 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1240 (<sse>_vmsqrt<mode>2): Ditto.
1241 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1242 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1243 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1244 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1245 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1246 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1247 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1249 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1250 iterator and SSE_FLOAT_MODE_P as insn constraint.
1251 (<sse>_ucomi): Ditto from similar patterns.
1252 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1253 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1254 SSE_VEC_FLOAT_MODE_P as insn constraint.
1255 (vcond<mode>): Ditto from similar patterns.
1256 (and<mode>3, *and<mode>3): Ditto.
1257 (<sse>_nand<mode>3): Ditto.
1258 (ior<mode>3, *ior<mode>3): Ditto.
1259 (xor<mode>3, *xor<mode>3): Ditto.
1260 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1261 iterator and SSE_FLOAT_MODE_P as insn constraint.
1262 (*nand<mode>3): Ditto from similar patterns.
1263 (*ior<mode>3): Ditto.
1264 (*xor<mode>3): Ditto.
1266 2008-02-20 Ira Rosen <irar@il.ibm.com>
1268 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1269 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1270 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1272 2008-02-19 Jan Hubicka <jh@suse.cz>
1274 * predict.c (tree_bb_level_predictions): Remove variable next
1275 mistakely introduced by previous commit.
1277 2008-02-19 Jan Hubicka <jh@suse.cz>
1279 * predict.c (predict_paths_leading_to): Rewrite.
1280 (predict_paths_for_bb): New.
1281 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1283 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1286 * Makefile.in (build_file_translate): New.
1287 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1288 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1289 * configure.ac (build_file_translate): Substitute it.
1290 * configure: Regenerate.
1292 2008-02-19 Jan Hubicka <jh@suse.cz>
1294 PR rtl-optimization/34408
1295 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1298 2008-02-19 Jan Hubicka <jh@suse.cz>
1301 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1304 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1307 * config/i386/i386-modes.def: Revert the last DI alignment
1308 change until Ada people can look into it.
1310 2008-02-19 Nick Clifton <nickc@redhat.com>
1312 * opts.c (print_specific_help): Fix typo in --help text.
1314 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1317 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1318 32-bit inline asm without asm alternatives for host GCC < 3.0.
1320 2008-02-19 Richard Guenther <rguenther@suse.de>
1322 PR tree-optimization/34989
1323 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1324 Allow propagation to INDIRECT_REF if we can simplify only.
1326 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1328 * c-common.c (warn_for_collisions_1): Use appropriate option when
1331 2008-02-19 Nick Clifton <nickc@redhat.com>
1334 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1335 (handle_options): Fix indentation.
1336 (print_filtered_help): If no language-specific options were
1337 displayed tell the user how to list all the options supported by
1338 the language's front-end.
1339 (print_specific_help): Fix indentation and remove duplicate line.
1340 (common_handle_option): Handle the -v option.
1341 For --help enable the display of undocumented options if the -v
1342 switch has been included on the command line.
1343 For --help= check for overlaps in the arguments between the option
1344 classes and the language names and issue a warning when they
1345 cannot be disambiguated.
1346 * c.opt (v): Pass on to the common option handler.
1348 2008-02-19 Revital Eres <eres@il.ibm.com>
1350 * modulo-sched.c (sms_schedule): Change dump message when
1351 create_ddg function fails.
1352 (try_scheduling_node_in_cycle): Rename row to cycle.
1353 (print_partial_schedule): Rename CYCLE to ROW.
1355 2008-02-19 Christian Bruel <christian.bruel@st.com>
1356 Zdenek Dvorak <ook@ucw.cz>
1358 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1360 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1363 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1364 (*x86_movdicc_0_m1_se): Ditto.
1366 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1369 (CMPtype): Define as __gcc_CMPtype.
1370 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1371 (CMPtype): Define as __gcc_CMPtype.
1373 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1375 Support valgrind 3.3 for --enable-checking=valgrind.
1376 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1378 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1379 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1380 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1381 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1382 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1383 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1384 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1386 * ggc-zone.c: Similar.
1387 * ggc-page.c: Similar.
1389 2008-02-19 Paul Brook <paul@codesourcery.com>
1392 * config/arm/ieee754-df.S: Fix do_it typo.
1393 * config/arm/ieee754-sf.S: Fix do_it typo.
1395 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1398 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1399 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1400 (OPTION_MASK_ISA_SSE_SET): Likewise.
1401 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1402 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1403 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1404 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1405 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1406 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1407 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1408 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1409 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1410 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1411 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1412 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1413 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1414 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1415 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1416 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1417 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1418 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1419 (OPTION_MASK_ISA_SSE4): Removed.
1420 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1421 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1423 (override_options): Don't turn on implied SSE/MMX bits in
1426 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1428 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1431 2008-02-18 Joey Ye <joey.ye@intel.com>
1434 * tree-nested.c (insert_field_into_struct): Set type alignment
1435 to field alignment if the former is less than the latter.
1437 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1439 * BASE-VER: Set to 4.4.0.
1441 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1443 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1444 * doc/cfg.texi: Likewise.
1445 * doc/extend.texi: Likewise.
1446 * doc/gty.texi: Likewise.
1447 * doc/invoke.texi: Likewise.
1448 * doc/loop.texi: Likewise.
1449 * doc/md.texi: Likewise.
1450 * doc/passes.texi: Likewise.
1451 * doc/rtl.texi: Likewise.
1452 * doc/sourcebuild.texi: Likewise.
1453 * doc/tm.texi: Likewise.
1454 * doc/tree-ssa.texi: Likewise.
1456 2008-02-17 Richard Guenther <rguenther@suse.de>
1459 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1460 without default definition.
1462 2008-02-17 Richard Guenther <rguenther@suse.de>
1464 PR tree-optimization/35231
1465 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1468 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1472 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1473 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1474 libgcc_cmp_return mode.
1476 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1479 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1481 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1483 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1486 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1488 * doc/c-tree.texi: Use `@.' where appropriate.
1489 * doc/extend.texi: Likewise.
1490 * doc/install.texi: Likewise.
1491 * doc/invoke.texi: Likewise.
1492 * doc/loop.texi: Likewise.
1493 * doc/makefile.texi: Likewise.
1494 * doc/md.texi: Likewise.
1495 * doc/passes.texi: Likewise.
1496 * doc/standards.texi: Likewise.
1497 * doc/tm.texi: Likewise.
1499 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1502 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1504 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1505 rather than in entry_bb.
1507 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1509 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1510 libgcc_cmp_return mode.
1512 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1515 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1516 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1518 2008-02-15 Richard Guenther <rguenther@suse.de>
1519 Zdenek Dvorak <ook@ucw.cz>
1521 PR tree-optimization/35164
1522 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1523 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1524 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1525 Only propagate addresses which do not have abnormal SSA_NAMEs
1528 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1531 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1533 2008-02-15 Jan Hubicka <jh@suse.cz>
1536 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1538 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1541 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1542 when calculating alignment_pad.
1544 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1546 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1547 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1548 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1549 and STACK_BOUNDARY define.
1551 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1553 PR preprocessor/35061
1554 * c-pragma.c (handle_pragma_pop_macro): Check that
1555 pushed_macro_table has been allocated.
1557 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1560 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1561 (force_gimple_operand): Likewise.
1562 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1563 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1564 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1565 (find_interesting_uses_address): Check addressability and alignment
1566 of the base expression only after substituting bases of IVs into it.
1568 2008-02-14 Michael Matz <matz@suse.de>
1571 * function.c (instantiate_virtual_regs_in_insn): Reload address
1572 before falling back to reloading the whole operand.
1574 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1576 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1577 before the first section switch note.
1579 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1581 * doc/bugreport.texi: Update copyright years.
1582 * doc/c-tree.texi: Likewise.
1583 * doc/cfg.texi: Likewise.
1584 * doc/cpp.texi: Likewise.
1585 * doc/cppinternals.texi: Likewise.
1586 * doc/fragments.texi: Likewise.
1587 * doc/frontends.texi: Likewise.
1588 * doc/gcc.texi: Likewise.
1589 * doc/gty.texi: Likewise.
1590 * doc/hostconfig.texi: Likewise.
1591 * doc/implement-c.texi: Likewise.
1592 * doc/libgcc.texi: Likewise.
1593 * doc/loop.texi: Likewise.
1594 * doc/makefile.texi: Likewise.
1595 * doc/options.texi: Likewise.
1596 * doc/passes.texi: Likewise.
1597 * doc/rtl.texi: Likewise.
1598 * doc/sourcebuild.texi: Likewise.
1599 * doc/standards.texi: Likewise.
1600 * doc/tree-ssa.texi: Likewise.
1601 * doc/trouble.texi: Likewise.
1603 * doc/extend.texi: Use @: or add comma where appropriate.
1604 * doc/invoke.texi: Likewise.
1605 * doc/tm.texi: Likewise.
1607 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1610 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1613 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1615 * doc/md.texi (clz, ctz): Add reference.
1616 * doc/rtl.texi (clz, ctz): Likewise.
1618 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1621 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1624 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1626 * config/s390/s390.c (struct constant_pool): New field
1627 emit_pool_after added.
1628 (s390_mainpool_start): Set the emit_pool_after flag according
1629 to the section switch notes.
1630 (s390_mainpool_finish): Consider emit_pool_after when emitting
1631 the literal pool at the end of the function.
1632 (s390_chunkify_start): Force literal pool splits at section
1635 2008-02-13 Michael Matz <matz@suse.de>
1638 * var-tracking.c (clobber_variable_part): Correctly traverse the
1641 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1644 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1645 Add -fdump-ipa-inline.
1646 * tree-dump.c (dump_files): Remove tree-inlined dump.
1647 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1649 2008-02-12 Richard Guenther <rguenther@suse.de>
1651 PR tree-optimization/35171
1652 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1655 2008-02-12 Richard Guenther <rguenther@suse.de>
1658 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1659 value-preserving mode. Disallow final truncation.
1661 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1664 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1665 code from here to...
1666 (force_gimple_operand): ...here.
1668 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1671 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1672 non-compatible pointers.
1673 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1674 different FIELD_DECLs, try harder by comparing field offsets, sizes
1678 * function.c (match_asm_constraints_1): Don't replace the same input
1681 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1683 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1684 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1685 (expand_epilogue): Restore RAMPZ register.
1686 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1688 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1690 * config/i386/cygwin.asm: (__alloca): Correct calling
1691 convention and alignment.
1692 (__chkstk): Force 8 byte stack alignment.
1694 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1695 Richard Guenther <rguenther@suse.de>
1697 PR tree-optimization/33992
1698 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1699 the zero we compare against.
1701 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1704 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1705 to CloseHandle after unlocking to prevent accumulation of handle
1708 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1711 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1712 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1713 and update LABEL_NUSES during and after reload.
1715 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1718 * combine.c (simplify_if_then_else): Make sure the comparison is
1719 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1721 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1724 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1725 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1726 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1727 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1728 * tree.h (get_type_static_bounds): Likewise.
1730 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1732 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1733 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1734 Make -Wfoo language annotations match what the compiler outputs.
1736 2008-02-08 Sa Liu <saliu@de.ibm.com>
1738 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1739 intrinsics spu_convts, spu_convtu, spu_convtf.
1740 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1742 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1744 * doc/extend.texi (Function Attributes) <noinline>: Mention
1745 asm ("") as method to keep calls.
1747 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1750 * doc/options.texi (Options): Replace references to opts.sh with
1752 * opts-common.c: Likewise.
1753 * optc-gen.awk: Likewise.
1755 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1757 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1759 2008-02-07 Richard Henderson <rth@redhat.com>
1762 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1763 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1766 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1768 PR tree-optimization/35085
1769 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1770 for operand entry oe2 in addition to operand entry oe3 in order to
1771 expose more opportunities for vectorizer sum reduction.
1773 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1776 * Makefile.in (LIBS): Remove $(GMPLIBS).
1777 (cc1-dummy, cc1): Add $(GMPLIBS).
1779 2008-02-06 Jan Hubicka <jh@suse.cz>
1782 * i386.md (moddf_integer): Do not produce partial memory stalls for
1783 targets where it hurts.
1785 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1788 * optabs.c (expand_float): Do not check for decimal modes when
1789 expanding unsigned integer through signed conversion.
1791 2008-02-06 Nick Clifton <nickc@redhat.com>
1793 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1794 inside the clobber with a match_operand and duplicated operand
1795 number in the constraint.
1796 (ineqbranchsi): Delete redundant comment.
1798 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1800 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1801 builtin_define ("__USE_INIT_FINI__").
1802 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1804 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1806 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1808 PR documentation/30330
1809 * doc/invoke.texi (C++ Dialect Options)
1810 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1811 For each warning option -Wfoo that allows -Wno-foo, ensure both
1812 -Wfoo and -Wno-foo are listed in the option index. Fix index
1813 entry of -Wswitch-default, index -Wnormalized= including the
1814 `=', and -Wlarger-than-@var{len} including @var{len}.
1816 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1818 * config/i386/i386.md (floatunssisf2): Use
1819 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1820 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1821 Macroize expander using MODEF mode iterator.
1823 2008-02-05 Diego Novillo <dnovillo@google.com>
1825 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1828 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1830 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1833 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1835 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1838 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1839 to indicate if a message should be generated.
1840 (init_cumulative_args): Updated.
1841 (function_value_32): Likewise.
1843 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1845 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1847 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1851 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1853 2008-02-04 Diego Novillo <dnovillo@google.com>
1855 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1858 * tree-vrp.c (vrp_evaluate_conditional): With
1859 -Wtype-limits, emit a warning when comparing against a
1860 constant outside the natural range of OP0's type.
1862 2008-02-04 Richard Guenther <rguenther@suse.de>
1865 * expr.c (count_type_elements): Give for unions instead of
1868 2008-02-04 Richard Guenther <rguenther@suse.de>
1871 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1872 to TYPE_DOMAINs base type instead of using bitsizetype here.
1874 2008-02-03 Jason Merrill <jason@redhat.com>
1876 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1878 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1881 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1882 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1883 (RS/6000 and PowerPC Options): Fix typos and markup.
1884 * doc/passes.texi (Tree-SSA passes): Likewise.
1886 2008-02-02 Michael Matz <matz@suse.de>
1889 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1890 from record_last_reg_set_info.
1891 (record_last_reg_set_info): Take an RTX argument, iterate over all
1892 constituent hardregs.
1893 (record_last_set_info, record_opr_changes): Change calls to
1894 new signature or to record_last_reg_set_info_regno.
1896 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1898 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1900 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1902 PR rtl-optimization/34773
1903 * reg-notes.def (EQUAL): Mention significance of combination of
1904 REG_EQUAL and REG_RETVAL.
1905 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1906 insn that has a REG_RETVAL.
1908 2008-02-01 Roger Sayle <roger@eyesopen.com>
1911 * configure.ac (--enable-fixed-point): Disable unless explicitly
1913 * configure: Regenerate.
1915 2008-02-01 Richard Guenther <rguenther@suse.de>
1918 * invoke.texi (-finline-limit): Remove no longer true parts
1919 of the documentation. Note that there is no default value.
1921 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1922 Mark Mitchell <mark@codesourcery.com>
1923 Ben Elliston <bje@au.ibm.com>
1926 * doc/extend.texi (Other Builtins): Document.
1928 2008-01-31 Tom Browder <tom.browder@gmail.com>
1930 * doc/c-tree.texi (Types): Fix grammar.
1931 (Expression trees): Ditto.
1932 * doc/passes.texi (Tree-SSA passes): Ditto.
1934 * doc/configterms.texi (Configure Terms): Fix typo.
1935 * doc/cpp.texi (Common Predefined Macros): Ditto.
1936 * doc/md.texi (Machine Constraints): Ditto.
1938 * doc/makefile.texi (Makefile): Add comma.
1940 2008-01-31 Tom Browder <tom.browder@gmail.com>
1941 Gerald Pfeifer <gerald@pfeifer.com>
1943 * doc/sourcebuild.texi (Front End): Remove references to CVS
1944 and CVSROOT/modules.
1945 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1946 (Back End): Remove reference to CVS.
1948 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1951 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1953 (mips16_gp_pseudo_reg): ...here.
1954 * config/mips/mips.md (load_const_gp): Replace with...
1955 (load_const_gp_<mode>): ...this :P-based insn.
1957 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1959 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1960 options. Minor fixes.
1961 (-std): Move reference to standards closer to where language
1962 standards are first mentioned.
1964 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1966 PR rtl-optimization/34995
1967 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1968 parameter and return a bool. If the rtx parameter is nonnull,
1969 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1970 (find_reloads): Update call accordingly. Pass the new operand
1971 if it needed no address reloads, otherwise pass null.
1973 2008-01-30 Richard Henderson <rth@redhat.com>
1976 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1977 for unbounded arrays.
1979 2008-01-30 Silvius Rus <rus@google.com>
1981 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1983 2008-01-30 Jan Hubicka <jh@suse.cz>
1986 * i386.c (init_cumulative_args): Use real function declaration when
1989 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1991 PR rtl-optimization/34998
1992 * global.c (build_insn_chain): Treat non-subreg_lowpart
1993 SUBREGs of pseudos as clobbering all the words covered by the
1994 SUBREG, not just all the bytes.
1995 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1996 original df_ref rather than an extract parameter.
1997 (global_conflicts): Update call accordingly.
1999 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2001 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2002 the overflow check to make it easier to read.
2003 (__fixtfdi): Change the type of the ll member in union
2004 long_double to UDItype_x.
2006 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2009 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2010 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2011 * tree-inline.c (fold_marked_statements): Call
2012 cgraph_update_edges_for_call_stmt if folding a call statement.
2013 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2014 debug_generic_stmt calls, reset it back afterwards.
2017 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2019 * c-typeck.c (build_external_ref): Don't pedwarn about
2020 static vars in current function's scope.
2022 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2024 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2026 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2029 * ipa-struct-reorg.c: Fix spelling.
2030 * params.def: Ditto.
2032 2008-01-29 Richard Guenther <rguenther@suse.de>
2035 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2037 * tree-inline.c (remap_type): Increment remapping_type_depth
2038 around remapping types.
2039 (copy_body_r): Only add referenced variables if they are referenced
2040 from code, not types.
2042 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2053 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2054 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2056 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2059 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2060 pointer for tiny stack.
2062 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2064 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2066 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2068 * config/vx-common.h: Fix typo in comment.
2070 2008-01-28 Ian Lance Taylor <iant@google.com>
2074 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2075 coalesce pointers if they have different DECL_NO_TBAA_P values.
2076 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2077 between variables with different DECL_NO_TBAA_P values.
2079 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2082 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2083 are not legitimate small data references on SPE targets.
2085 2008-01-28 David Daney <ddaney@avtrex.com>
2087 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2089 2008-01-28 David Daney <ddaney@avtrex.com>
2091 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2093 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2095 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2096 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2097 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2098 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2099 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2100 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2101 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2102 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2104 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2106 * basic-block.h (condjump_equiv_p): Fix comment.
2108 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2110 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2111 print_generic_stmt_indented): Fix comment.
2113 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2115 * configure.ac (__stack_chk_fail): Add detecion for availability
2116 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2117 * configure: Regenerate.
2119 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2122 * final.c (output_addr_const): Handle TRUNCATE.
2124 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2127 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2128 (zero_cost, infinite_cost): New constants.
2129 (struct cost_pair): Change type of cost to comp_cost.
2130 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2131 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2133 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2134 split_address_cost, ptr_difference_cost, difference_cost,
2135 get_computation_cost_at, get_computation_cost,
2136 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2137 determine_use_iv_cost_condition, determine_use_iv_costs,
2138 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2139 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2140 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2141 Change type of cost to comp_cost.
2142 (determine_iv_cost): Increase cost of non-original ivs, instead
2143 of decreasing the cost of original ones.
2144 (get_address_cost): Indicate the complexity of the addressing mode
2146 (try_add_cand_for): Prefer using ivs not specific to some object.
2147 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2149 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2150 Janis Johnson <janis187@us.ibm.com>
2153 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2154 (TARGET_INSTANTIATE_DECLS): Likewise.
2155 * target.h (expand_to_rtl_hook): New target hook.
2156 (instantiate_decls): Likewise.
2157 * function.c (instantiate_decl): Make non-static. Rename to...
2158 (instantiate_decl_rtl): ... this.
2159 (instantiate_expr): Use instantiate_decl_rtl.
2160 (instantiate_decls_1): Likewise.
2161 (instantiate_decls): Likewise.
2162 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2163 * function.h (instantiate_decl_rtl): Add prototype.
2164 * cfgexpand.c (target.h): New include.
2165 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2166 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2167 (TARGET_INSTANTIATE_DECLS): Likewise.
2168 (TARGET_INITIALIZER): New target hooks added.
2169 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2171 * config/rs6000/rs6000.c (tree-flow.h): New include.
2172 (machine_function): Add sdmode_stack_slot field.
2173 (rs6000_alloc_sdmode_stack_slot): New function.
2174 (rs6000_instantiate_decls): Likewise.
2175 (rs6000_secondary_memory_needed_rtx): Likewise.
2176 (rs6000_check_sdmode): Likewise.
2177 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2178 (TARGET_INSTANTIATE_DECLS): Likewise.
2179 (rs6000_hard_regno_mode_ok): Allow SDmode.
2180 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2181 (rs6000_emit_move): Handle SDmode.
2182 (function_arg_advance): Likewise.
2183 (function_arg): Likewise.
2184 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2185 SDmode var args for 32-bit compiles.
2186 (rs6000_secondary_reload_class): Handle SDmode.
2187 (rs6000_output_function_epilogue): Likewise.
2188 (rs6000_function_value): Simplify if statement.
2189 (rs6000_libcall_value): Likewise.
2190 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2191 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2192 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2193 (movsd_hardfloat): New define_insn.
2194 (movsd_softfloat): Likewise.
2195 (movsd_store): Likewise.
2196 (movsd_load): Likewise.
2197 (extendsddd2): Likewise.
2198 (extendsdtd2): Likewise.
2199 (truncddsd2): Likewise.
2200 (movdd_hardfloat64): Fixup comment.
2201 (UNSPEC_MOVSD_LOAD): New constant.
2202 (UNSPEC_MOVSD_STORE): Likewise.
2204 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2207 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2209 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2210 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2211 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2214 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2217 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2218 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2219 __LONGDOUBLE128 too.
2220 * config/rs6000/aix61.h: New file.
2222 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2224 PR rtl-optimization/34959
2225 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2226 popcount and parity rtxes the same mode as their operand.
2227 Truncate or extend the result to the return value's mode
2230 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2233 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2234 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2235 to GOT_VERSION_REGNUM.
2236 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2237 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2238 * config/mips/mips.c (mips_emit_call_insn): New function.
2239 (mips_call_tls_get_addr): Call mips_expand_call directly.
2240 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2242 (mips16_build_call_stub): Likewise. Return the call insn or null.
2243 (mips_expand_call): Update the call to mips16_build_call_stub
2244 accordingly and a remove redundant condition. Assert that MIPS16
2245 stubs do not use lazy binding. Use mips_emit_call_insn and return
2247 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2249 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2250 (mips_avoid_hazard): Remove hazard_set handling.
2251 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2252 (UNSPEC_RESTORE_GP): ...this.
2253 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2254 (FAKE_CALL_REGNO): Rename to...
2255 (GOT_VERSION_REGNUM): ...this.
2256 (type): Add "ghost" value. Add an associated insn reservation.
2257 (hazard_set): Remove.
2258 (exception_receiver): Rename to...
2259 (restore_gp): ...this and update the unspec identifier accordingly.
2260 (exception_receiver, nonlocal_got_receiver): New expanders.
2261 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2262 FAKE_CALL_REGNO. Remove hazard_set attribute.
2263 (set_got_version, update_got_version): New patterns.
2265 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2268 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2270 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2273 * doc/install.texi2html: Generate gcc-vers.texi.
2275 2008-01-25 DJ Delorie <dj@redhat.com>
2277 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2279 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2281 * config/c4x: Remove directory.
2282 * config.gcc (crx-*, mt-*): Mark obsolete.
2283 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2284 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2285 sh-*-rtemscoff*): Remove cases.
2286 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2287 * real.c (encode_c4x_single, decode_c4x_single,
2288 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2289 c4x_extended_format): Remove.
2290 * real.h (c4x_single_format, c4x_extended_format): Remove.
2291 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2293 (Pragmas): Remove comment about c4x pragmas.
2294 * doc/install.texi (c4x): Remove target-specific instructions.
2295 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2296 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2297 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2298 refer to C4x source files as examples.
2299 (C4X_FLOAT_FORMAT): Remove documentation.
2301 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2303 * config/bfin/bfin.c (override_options): Reorder tests so that
2304 flag_pic gets enabled for -msep-data.
2306 2008-01-25 Richard Guenther <rguenther@suse.de>
2309 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2310 to its bitfield precision if required.
2312 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2315 * tree-nested.c (walk_omp_for): New function.
2316 (convert_nonlocal_reference, convert_local_reference): Call
2317 walk_omp_for on OMP_FOR.
2318 (convert_call_expr): Call walk_body on OMP_FOR's
2319 OMP_FOR_PRE_INIT_BODY.
2321 2008-01-25 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/34966
2324 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2325 default defs and PHI_NODEs we have to insert after the
2328 2008-01-24 Nick Clifton <nickc@redhat.com>
2330 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2331 Provide a default definition.
2332 (LIBGCC2_UNITS_PER_WORD): Likewise.
2334 * config/stormy16/stormy16.c: Include df.h for the prototype
2335 for df_regs_ever_live_p.
2336 (xstormy16_expand_builtin_va_start): Convert the stack offset
2337 into a component_ref and then use POINTER_PLUS_EXPR to add it
2338 to the incoming_virtual_args_rtx.
2339 (xstormy16_gimplify_va_arg_expr): Rename to
2340 xstormy16_gimplify_va_arg_expr.
2341 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2342 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2343 xstormy16_gimplify_va_arg_expr.
2344 Fix up some formatting issues.
2346 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2347 Move to predicates.md.
2348 (xs_hi_general_operand): Likewise.
2349 (xs_hi_nonmemory_operand): Likewise.
2350 * config/stormy16/predicates.md:
2351 (xstormy16_carry_plus_operand): New predicate.
2352 (xs_hi_general_operand): New predicate.
2353 (xs_hi_nonmemory_operand): New predicate.
2354 * config/stormy16/stormy16-protos.h:
2355 (xstormy16_carry_plus_operand): Delete prototype.
2356 (xs_hi_general_operand): Likewise.
2357 (xs_hi_nonmemory_operand): Likewise.
2359 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2360 modifiers as they are no longer needed and they can trigger
2361 reload spill failures.
2363 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2364 with a match_operand in order to help reload.
2366 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2367 constraint with 'e' for the 8th alternative as this version of
2368 the mov.w instruction only accepts the lower 8 registers.
2370 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2373 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2374 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2377 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2380 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2382 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2384 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2386 (remove_structure): Update allocations list before removing structure.
2388 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2390 * ipa-struct-reorg.c (is_safe_cond_expr,
2391 create_new_stmts_for_cond_expr): Use integer_zerop function,
2392 that recognize not only zero-pointer, but zero-integer too.
2394 2008-01-25 Ben Elliston <bje@au.ibm.com>
2397 * fixproto: Escape "." in sed expression that strips leading "./".
2399 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2402 * gcc.c (SWITCH_OK): Removed.
2403 (SWITCH_LIVE): Changed to bit.
2404 (SWITCH_FALSE): Likewise.
2405 (SWITCH_IGNORE): Likewise.
2406 (switchstr): Change live_cond to unsigned int.
2407 (process_command): Replace SWITCH_OK with 0.
2408 (do_self_spec): Likewise.
2409 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2410 (give_switch): Likewise.
2411 (used_arg): Likewise.
2412 (do_spec_1): Set the SWITCH_IGNORE bit.
2413 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2414 bits. Set the SWITCH_LIVE bit.
2416 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2418 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2420 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2422 PR tree-optimization/34472
2423 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2424 parameter to a "bool *" and set *DATA to false if there is
2425 an unsafe access. Do not delete the structure here.
2426 (check_cond_exprs): Delete it here instead.
2427 (check_cond_exprs, exclude_cold_structs): Do not increase
2428 I when removing a structure.
2430 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2434 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2436 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2439 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2440 a fixed vector for stack.
2442 2008-01-24 Ben Elliston <bje@au.ibm.com>
2445 * doc/gcc.texi (Software development): Add a direntry for g++.
2447 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2449 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2450 stale and straggling -fforce-addr comments above.
2452 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2454 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2455 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2457 2008-01-23 Michael Matz <matz@suse.de>
2460 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2463 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2465 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2468 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2470 * config/avr/avr.c (avr_current_arch): New variable.
2471 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2472 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2473 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2474 (avr_override_options): Init 'avr_current_arch'.
2475 (base_arch_s): Move from here...
2476 * config/avr/avr.h (base_arch_s): ... here. Add new members
2477 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2478 'mega' to 'have_jmp_call'.
2479 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2480 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2482 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2484 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2485 MULTILIB_MATCHES): (Ditto.).
2487 2008-01-23 Richard Guenther <rguenther@suse.de>
2490 * cgraphunit.c (cgraph_reset_node): Always mark the node
2491 not reachable if it is not queued already.
2493 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2495 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2496 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2497 (cputype_selected): New static variable.
2498 (bfin_handle_option): Set it if -mcpu is used.
2499 (override_option): Select default set of workarounds if no cpu type
2500 selected on the command line.
2501 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2503 From Michael Frysinger <michael.frysinger@analog.com>
2504 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2505 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2507 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2508 for bf547, bf523, bf524, and bf526.
2509 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2511 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2512 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2513 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2514 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2515 * doc/invoke.texi (Blackfin Options): Document that
2516 -mcpu now accept bf547, bf523, bf524, and bf526.
2518 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2520 PR rtl-optimization/34628
2521 * combine.c (try_combine): Stop and undo after the first combination
2522 if an autoincrement side-effect on the first insn has effectively
2525 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2528 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2529 Offset addresses are not valid for Altivec or paired float modes.
2531 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2534 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2535 if DECL_INITIAL (decl) is error_mark_node.
2538 * c-common.c (handle_vector_size_attribute): Only allow
2539 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2540 the same way as pointer, array etc. types.
2541 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2544 * tree.c (build_type_attribute_qual_variant): Call
2545 build_qualified_type if attributes are equal, but quals are not.
2547 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2550 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2551 * flags.h (warn_strict_aliasing): Remove.
2552 (warn_strict_overflow): Remove.
2553 * opts.c (warn_strict_aliasing): Remove.
2554 (warn_strict_overflow): Remove.
2555 * c-opts.c (c_common_handle_option): -Wall only sets
2556 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2557 (c_common_post_options): Give default values to -Wstrict-aliasing
2558 and -Wstrict-overflow if they are uninitialized.
2559 * common.opt (Wstrict-aliasing): Specify Var and Init.
2560 (Wstrict-overflow): Likewise.
2562 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2564 PR rtl-optimization/26854
2565 PR rtl-optimization/34400
2566 PR rtl-optimization/34884
2567 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2569 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2570 (df_rd_bb_info.expanded_lr_out): Deleted
2571 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2572 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2573 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2574 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2575 Removed code to allocate, initialize or free expanded_lr_out.
2576 (df_rd_bb_local_compute_process_def): Restructured to make more
2578 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2579 sets if the sets are being trimmed.
2581 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2584 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2585 (as_vers): Likewise.
2586 * configure: Regenerated.
2588 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2591 * tree-pass.h (pass_build_alias): New pass.
2592 * tree-ssa-alias.c (gate_build_alias): New.
2593 (pass_build_alias): New.
2594 * passes.c (init_optimization_passes): Add pass_build_alias after
2595 pass_create_structure_vars.
2597 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2599 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2600 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2601 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2602 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2603 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2604 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2605 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2606 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2607 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2608 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2609 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2610 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2611 * config/s390/s390.md (FP_ALL): New mode iterator.
2612 (_d): New mode attribute.
2613 ("*signbit<mode>2>"): Changed mode of first operand.
2614 ("isinf<mode>2"): Changed mode of first operand.
2615 ("*TDC_insn"): Adaptation for DFP modes.
2617 2008-01-22 Ben Elliston <bje@au.ibm.com>
2619 * tree.c (check_qualified_type): Improve function description.
2621 2008-01-21 Jason Merrill <jason@redhat.com>
2624 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2625 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2628 2008-01-21 DJ Delorie <dj@redhat.com>
2630 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2633 2008-01-21 Richard Guenther <rguenther@suse.de>
2636 * tree-cfg.c (verify_expr): Allow all invariant expressions
2637 instead of just constant class ones as reference argument.
2638 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2639 like any other constant.
2640 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2642 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2644 * regmove.c (fixup_match_1): Update call crossed frequencies.
2646 2008-01-21 Richard Guenther <rguenther@suse.de>
2649 * tree-inline.c (setup_one_parameter): Deal with mismatched
2650 types using a VIEW_CONVERT_EXPR.
2652 2008-01-21 Alon Dayan <alond@il.ibm.com>
2653 Olga Golovanevsky <olga@il.ibm.com>
2655 PR tree-optimization/34701
2656 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2657 when the structure size is not a power of 2.
2659 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2661 * doc/install.texi: Add doc for --enable-checking=df.
2663 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2665 PR rtl-optimization/34808
2666 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2668 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2670 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2673 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2675 PR rtl-optimization/26854
2676 PR rtl-optimization/34400
2677 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2679 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2680 (df_rd_bb_info.expanded_lr_out): New.
2681 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2682 * loop_iv.c (iv_analysis_loop_init): Ditto.
2683 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2684 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2685 Added code to allocate, initialize or free expanded_lr_out.
2686 (df_rd_bb_local_compute_process_def): Restructured to make
2687 more understandable.
2688 (df_rd_confluence_n): Add code to do nothing with fake edges and
2689 code to no apply invalidate_by_call sets if the sets are being trimmed.
2690 (df_lr_local_finalize): Renamed to df_lr_finalize.
2691 (df_live_local_finalize): Renamed to df_live_finalize.
2693 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2696 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2697 deciding whether to use reciprocal instructions.
2699 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2701 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2702 dwarf2out_note_section_used if cold_text_section is NULL.
2704 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2706 PR gcov-profile/34610
2707 * tree-cfg.c (make_edges): Mark both outgoing edges from
2708 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2709 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2710 from OMP_FOR and OMP_CONTINUE outgoing edges.
2712 * tree-profile.c (tree_profiling): Return early if
2713 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2715 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2716 from cfun to child_cfun.
2717 * function.h (struct function): Add after_tree_profile bit.
2719 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2721 * config/avr/avr.S (_exit): Disable interrupt.
2723 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2724 Steven Bosscher <stevenb.gcc@gmail.com>
2726 PR rtl-optimization/26854
2727 PR rtl-optimization/34400
2728 * df-problems.c (df_live_scratch): New scratch bitmap.
2729 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2730 (df_live_reset): Clear the proper bitmaps.
2731 (df_live_bb_local_compute): Only process the artificial defs once
2732 since the order is not important.
2733 (df_live_init): Init the df_live sets only with the variables
2734 found live by df_lr.
2735 (df_live_transfer_function): Use the df_lr sets to prune the
2736 df_live sets as they are being computed.
2737 (df_live_free): Free df_live_scratch.
2739 2008-01-18 Ian Lance Taylor <iant@google.com>
2741 * common.opt: Add fmerge-debug-strings.
2742 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2743 flag_merge_debug_strings rather than flag_merge_constants.
2744 * doc/invoke.texi (Option Summary): Mention
2745 -fmerge-debug-strings.
2746 (Debugging Options): Document -fmerge-debug-strings.
2748 2008-01-18 Ian Lance Taylor <iant@google.com>
2751 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2752 (struct tree_function_decl): Add new field operator_new_flag.
2753 * tree-inline.c (expand_call_inline): When inlining a call to
2754 operator new, force the return value to go into a variable, and
2755 set DECL_NO_TBAA_P on that variable.
2756 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2758 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2761 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2762 DWARF2_DEBUGGING_INFO.
2763 (dwarf2out_note_section_used): Ditto. Add prototype.
2764 (have_multiple_function_sections, text_section_used,
2765 cold_text_section_used, *cold_text_sections): Move declarations
2768 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2770 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2771 field and add signal_ra.
2772 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2773 assignments to frame state pc. Move end of stack check after
2774 MD_FALLBACK_FRAME_STATE_FOR.
2775 (uw_update_context_1): Use frame state signal_regs if set, instead
2776 of checking signal_frame flag.
2777 (uw_update_context): Use frame state signal_ra if set.
2778 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2779 * config/xtensa/linux-unwind.h: New file.
2781 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2783 * modulo-sched.c (get_sched_window): Fix comment typo.
2785 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2787 PR tree-optimization/34648
2788 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2790 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2792 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2793 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2795 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2797 PR rtl-optimization/34400
2798 * df-core.c (df_worklist_dataflow_overeager,
2799 df_worklist_dataflow_doublequeue): New functions.
2800 (df_worklist_dataflow): Two different worklist solvers.
2801 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2804 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2807 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2808 and ftree-parallelize-loops.
2810 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2812 PR rtl-optimization/34826
2813 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2815 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2817 * global.c (find_reg): Mark the eh regs as used if necessary.
2818 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2819 * ra.h (struct allocno): no_eh_reg field added. Changed
2820 no_stack_reg type to bitfield.
2822 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2824 * tree.c (substitute_in_expr): Add missing 'break'.
2826 2008-01-17 Richard Guenther <rguenther@suse.de>
2828 PR tree-optimization/34825
2829 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2830 x / x as division to handle.
2832 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2834 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2835 "-pthread" is specified.
2836 * pa-hpux11.h (LIB_SPEC): Likewise.
2838 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2839 Peter Bergner <bergner@vnet.ibm.com>
2841 PR rtl-optimization/33796
2842 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2844 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2846 PR libgfortran/34699
2847 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2849 * pa-hpux10.h (LINK_SPEC): Likewise.
2850 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2852 2008-01-16 Richard Guenther <rguenther@suse.de>
2855 * fold-const.c (fold_convert_const_int_from_int): Do not
2856 set overflow if that occured only because of a sign extension
2857 change when converting from/to a sizetype with the same
2858 precision and signedness.
2860 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2863 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2864 location address to the correct place. Update copyright year.
2866 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2868 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2869 no dependences in the dependence_relations vector.
2871 2008-01-16 Jan Hubicka <jh@suse.cz>
2873 PR rtl-optimization/31396
2874 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2875 * cfg.c (dump_reg_info): Print it.
2876 * regs.h (struct reg_info_t): add freq_calls_crossed.
2877 (REG_FREQ_CALLS_CROSSED): New macro.
2878 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2879 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2880 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2881 regmove_optimize): Update call crossed frequencies.
2882 * local-alloc.c (struct qty): Add freq_calls_crossed.
2883 (alloc_qty): Copute freq_calls_crossed.
2884 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2885 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2886 * ra.h (struct allocno): Add freq_calls_crossed.
2888 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2890 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2891 libgomp when compiling with ftree-parallelize-loops.
2892 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2894 2008-01-16 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/34769
2897 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2898 * tree.c (int_cst_value): Instead make this function more
2899 permissive in what it accepts as valid input. Document this
2900 function always sign-extends the value.
2902 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2903 Richard Guenther <rguenther@suse.de>
2906 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2907 (gimple_fold_indirect_ref_rhs): ... this.
2908 (gimple_fold_indirect_ref): New function with foldings
2909 that preserve lvalueness.
2910 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2911 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2912 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2913 to fold an INDIRECT_REF, fall back to the old use of
2914 fold_indirect_ref_1.
2916 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2918 * tree-data-ref.c (subscript_dependence_tester_1): Call
2919 free_conflict_function.
2920 (compute_self_dependence): Same.
2922 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2925 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2926 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2928 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2929 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2930 for DWARF2_UNWIND_INFO targets.
2932 2008-01-16 Richard Guenther <rguenther@suse.de>
2935 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2936 type qualifiers for function types.
2938 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2940 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2941 loop_iterator li from previous commit.
2943 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2945 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2947 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2949 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2950 (parallelize_loops): Don't parallelize irreducible components.
2952 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2955 * c-opts (c_common_post_options): Do not enable CPP
2956 flag_pedantic_errors by default.
2958 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2960 PR rtl-optimization/31944
2961 * cse.c (remove_pseudo_from_table): New function.
2962 (merge_equiv_classes): Use above function to remove pseudo-registers.
2963 (invalidate): Likewise.
2965 2008-01-13 Richard Guenther <rguenther@suse.de>
2968 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2969 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2971 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2973 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2974 validate_change to unshare the source of the PC set.
2976 2008-01-12 Jan Hubicka <jh@suse.cz>
2979 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2980 references above array bounds. This might trigger bounds checks for
2983 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2985 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2986 new_replaceable_dependencies.
2988 2008-01-12 Doug Kwan <dougkwan@google.com>
2990 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2991 instead of OPT_Wreturn_type in warning due to ignored return type
2993 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2994 options included in -Wextra.
2995 * c.opt: New option -Wignored_qualifiers.
2996 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2997 -Wignore_qualifiers.
2998 (-Wignored-qualifiers): Document.
2999 (-Wreturn-type): Remove description of functionality now handled
3000 by -Wignored-qualifiers.
3002 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3005 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3006 NOP_EXPR if it is between integral types with the same precision.
3008 2008-01-12 Jan Hubicka <jh@suse.cz>
3011 * invoke.texi (max-inline-recursive-depth): Fix default value.
3013 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3015 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3018 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3020 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3022 2008-01-11 James E. Wilson <wilson@specifix.com>
3025 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3027 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3029 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3030 save/restore frame pointer register and don't use 'call-prologues'
3031 optimization in function with "OS_task" attribute.
3033 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3036 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3037 when copying to memory.
3039 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3041 PR rtl-optimization/30905
3042 * cfgcleanup.c: Include dce.h
3043 (crossjumps_occured): New global variable.
3044 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3045 If something changed, set crossjumps_occured to true.
3046 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3047 Don't add/remove fake edges to exit here...
3048 (cleanup_cfg): ...but do it here, when crossjumping.
3049 Run a fast DCE when successful crossjumps occured in the latest
3050 iteration of try_optimize_cfg.
3052 2008-01-11 Richard Guenther <rguenther@suse.de>
3054 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3055 (struct vn_unary_op_s): Likewise.
3056 (vn_reference_insert): Free old reference on hash collision.
3058 2008-01-10 Raksit Ashok <raksit@google.com>
3060 PR rtl-optimization/27971
3061 * combine.c (find_split_point): Split PLUS expressions which are
3062 inside a MEM rtx, and whose first operand is complex.
3064 2008-01-10 DJ Delorie <dj@redhat.com>
3066 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3067 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3068 (m32c_hard_regno_ok): Call the underlying function.
3070 2008-01-10 Richard Guenther <rguenther@suse.de>
3073 * tree-cfg.c (tree_merge_blocks): Do not go through the
3074 full-blown folding and stmt updating path if we just deal
3075 with virtual operands.
3076 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3077 test for abnormal SSA_NAMEs.
3079 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3082 * reload.c (push_reload): Add assertions. All constants from
3083 reg_equiv_constant should have been used for replacing the respective
3085 (find_reloads_address): Invoke find_reloads_address_part for
3086 constant taken from the reg_equiv_constant array.
3088 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3090 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3091 field (valnum) the first in the struct. Replace bools with
3094 2008-01-10 Richard Guenther <rguenther@suse.de>
3096 PR tree-optimization/34651
3097 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3098 types and ordering for masking and converting.
3100 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3102 PR tree-optimization/34017
3103 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3104 also for PHI_NODE expressions.
3106 2008-01-09 Jan Hubicka <jh@suse.cz>
3108 PR tree-optimization/34708
3109 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3110 based on number of case labels.
3111 (init_inline_once): Remove switch_cost.
3112 * tree-inline.h (eni_weights_d): Remove switch_cost.
3114 2008-01-09 Richard Guenther <rguenther@suse.de>
3115 Andrew Pinski <andrew_pinski@playstation.sony.com>
3118 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3119 temporary if an rvalue is ok or an lvalue is not required.
3121 2008-01-09 Richard Guenther <rguenther@suse.de>
3124 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3127 2008-01-09 Richard Guenther <rguenther@suse.de>
3130 * tree.c (host_integerp): Check for sizetype only if the
3131 type is an integer type.
3133 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3136 * opts.c (decode_options): Disable inlining of functions called
3137 once if not in unit-at-a-time mode.
3139 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3141 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3143 2008-01-08 Richard Guenther <rguenther@suse.de>
3146 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3147 out early if the result will be unused.
3149 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3154 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3155 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3158 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3160 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3161 for vectorization tuned.
3163 2008-01-08 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/34683
3166 * tree-ssa-operands.c (operand_build_cmp): Export.
3167 * tree-ssa-operands.h (operand_build_cmp): Declare.
3168 * tree-vn.c (vuses_compare): Remove.
3169 (sort_vuses): Use operand_build_cmp.
3170 (sort_vuses_heap): Likewise.
3171 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3172 to re-use old VEC if available. Do not sort already sorted VUSEs.
3173 (vdefs_to_vec): Do not sort already sorted VDEFs.
3175 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3178 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3180 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3183 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3184 limitations of reciprocal sequences on x86 targets.
3186 2008-01-08 Richard Guenther <rguenther@suse.de>
3188 PR tree-optimization/34683
3189 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3191 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3194 * config/darwin.c (darwin_mergeable_string_section): Don't use
3195 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3197 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3200 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3201 negxf2. Macroize expander using X87MODEF mode iterator. Change
3202 predicates of op0 and op1 to register_operand.
3203 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3204 expander using X87MODEF mode iterator. Change predicates of
3205 op0 and op1 to register_operand.
3206 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3207 corresponding patterns and macroize using MODEF macro. Change
3208 predicates of op0 and op1 to register_operand and remove
3209 "m" constraint. Disparage "r" alternative with "!".
3210 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3211 macroize using X87MODEF macro. Change predicates of op0 and op1
3212 to register_operand and remove "m" constraint. Disparage "r"
3213 alternative with "!".
3214 (absneg splitter with memory operands): Remove.
3215 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3216 patterns and macroize using X87MODEF mode iterator.
3217 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3218 Change predicate of op1 to register_operand.
3219 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3220 for memory operands.
3222 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3224 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3226 2008-01-07 Richard Guenther <rguenther@suse.de>
3228 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3231 2008-01-07 Richard Guenther <rguenther@suse.de>
3233 PR tree-optimization/34683
3234 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3235 VOPs of the needed size to save memory. Use VEC_quick_push
3236 to save compile-time.
3237 (vdefs_to_vec): Likewise.
3239 2008-01-07 Sa Liu <saliu@de.ibm.com>
3241 * config/spu/spu.md (divdf3): Genetate inline code for double
3242 division. The implementation doesn't handle INF or NAN, therefore it
3243 only applies when -ffinite-math-only is given.
3245 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3248 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3249 * doc/cpp.texi ([Common Predefined Macros]): Document.
3251 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3254 order to use commutative addition instead of subtraction.
3256 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3257 Mircea Namolaru <namolaru@il.ibm.com>
3258 Vladimir Yanovsky <yanov@il.ibm.com>
3259 Revital Eres <eres@il.ibm.com>
3261 PR tree-optimization/34263
3262 * tree-outof-ssa.c (process_single_block_loop_latch,
3263 contains_tree_r): New functions.
3264 (analyze_edges_for_bb): Call process_single_block_loop_latch
3265 function to empty single-basic-block latch block if possible.
3267 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3271 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3273 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3275 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3277 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3279 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3281 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3283 PR tree-optimization/34618
3284 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3287 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3290 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3291 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3292 Update copyright year.
3294 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3295 Update copyright year.
3296 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3299 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3301 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3302 edge does not point to current bb before changing need_assert.
3304 2008-01-04 Richard Guenther <rguenther@suse.de>
3307 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3308 for verifying purposes if they are is_gimple_min_invariant.
3310 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3312 PR tree-optimization/34448
3313 PR tree-optimization/34465
3314 * gimplify.c (gimplify_init_constructor): Add new parameter
3315 notify_temp_creation. Use it.
3316 (gimplify_modify_expr_rhs): Take volatiles into account when
3317 optimizing constructors.
3318 Do not optimize constructors if gimplify_init_constructor will dump to
3320 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3321 * gcc.c-torture/compile/pr34448.c: New.
3323 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3325 PR gcov-profile/34609
3326 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3327 return_slot if result is TREE_ADDRESSABLE.
3329 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3331 * config/mips/mips.md (sqrt_condition): Tweak comment.
3332 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3334 2008-01-03 Tom Tromey <tromey@redhat.com>
3337 * c-common.c (c_type_hash): Handle VLAs.
3339 2008-01-03 Jan Hubicka <jh@suse.cz>
3341 PR tree-optimization/31081
3342 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3343 0 when inlining and not inlining to first basic block.
3344 (remap_decl): When var is initialized to 0, don't set default_def.
3345 (expand_call_inline): Set entry_bb.
3346 * tree-inline.h (copy_body_data): Add entry_bb.
3348 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3351 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3354 PR tree-optimization/29484
3355 * tree-inline.c (inline_forbidden_p_2): New function.
3356 (inline_forbidden_p): Disallow inlining if some static var
3357 has an address of a local LABEL_DECL in its initializer.
3358 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3361 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3363 PR tree-optimization/34635
3364 * tree-data-ref.c (add_other_self_distances): Make sure that the
3365 evolution step is constant.
3367 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3370 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3372 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3374 * tree-sra.c (scalarize_init): Insert the generate_element_init
3375 statements after the generate_element_zero statements.
3377 2008-01-02 Richard Guenther <rguenther@suse.de>
3381 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3382 for very large number of operands instead of ICEing.
3384 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3387 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3388 while stack probing.
3390 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3392 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3395 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3398 * tree-mudflap.c (mx_register_decls): Guard warning by
3399 !DECL_ARTIFICIAL check.
3401 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3403 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3404 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3405 sse5_perm<mode>): Fix constraints.
OSDN Git Service
