1 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3 * cfg.c: Include tree-flow.h.
4 (remove_edge_raw): Call redirect_edge_var_map_clear.
5 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
6 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7 (redirect_edge_var_map_result): New.
8 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
9 PENDING_STMT use with redirect_edge_var_map_*.
10 * tree-ssa.c (edge_var_maps): New definition.
11 (redirect_edge_var_map_add): New.
12 (redirect_edge_var_map_clear): New.
13 (redirect_edge_var_map_dup): New.
14 (redirect_edge_var_map_vector): New.
15 (redirect_edge_var_map_destroy): New.
16 (ssa_redirect_edge): Replace PENDING_STMT use with
17 redirect_edge_var_map_*.
18 (flush_pending_stmts): Same.
19 (delete_tree_ssa): Destroy edge var map.
20 * tree-flow.h (struct _edge_var_map): New.
21 Define edge_var_map vector type.
22 Declare redirect_edge_var_map_* prototypes.
23 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24 * tree-cfg.c (reinstall_phi_args): Replace
25 PENDING_STMT use with redirect_edge_var_map_*.
27 2008-03-05 Richard Guenther <rguenther@suse.de>
29 PR tree-optimization/35472
30 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
31 whose single use_stmt has a overlapping set of loaded and
32 stored symbols as that use_stmt might be a noop assignment then.
34 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
36 * gthr-rtems.h: Implement __gthread_mutex_destroy.
38 2008-03-05 Richard Guenther <rguenther@suse.de>
41 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
43 * tree-cfg.c (verify_expr): Verify it.
44 * fold-const.c (fold_truthop): Remove code generating
45 BIT_FIELD_REFs of structure bases.
46 (fold_binary): Likewise.
47 (fold_ternary): Position and size of BIT_FIELD_REFs are
49 (make_bit_field_ref): Remove.
50 (optimize_bit_field_compare): Remove.
51 (all_ones_mask_p): Remove.
53 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
56 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
57 (split_block_and_df_analyze): New. Split basic block and rebuild
59 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
61 (split_pattern_seq): Likewise.
62 (erase_matching_seqs): Likewise.
63 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
65 2008-03-04 Geoff Keating <geoffk@apple.com>
67 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
69 (tree_invalid_nonnegative_warnv_p): Likewise.
71 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
73 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
74 examples. Truncate option-names then causing overfull hbox.
76 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
79 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
83 2008-03-04 Rafael Espindola <espindola@google.com>
85 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
86 (tree_unary_nonnegative_warnv_p): New.
87 (tree_binary_nonnegative_warnv_p): New.
88 (tree_single_nonnegative_warnv_p): New.
89 (tree_invalid_nonnegative_warnv_p): New.
90 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
92 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
95 * opts.c (handle_option): Postpone 'unknown option' errors only for
98 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
101 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
104 2008-03-04 Rafael Espindola <espindola@google.com>
106 * fold-const.c (tree_unary_nonzero_warnv_p): New.
107 (tree_binary_nonzero_warnv_p): New.
108 (tree_single_nonzero_warnv_p): New.
109 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
111 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
114 * fold-const.c (fold_cond_expr_with_comparison): Prevent
115 transformations for modes that have signed zeros.
116 * ifcvt.c (noce_try_abs): Ditto.
118 2008-03-04 Joseph Myers <joseph@codesourcery.com>
120 * config/i386/i386.c (override_options): Force
121 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
123 2008-03-04 Jan Hubicka <jh@suse.cz>
126 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
129 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
131 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
132 label to probe the stack.
134 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
136 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
137 (__gthr_win32_mutex_destroy): Declare.
138 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
139 __gthr_win32_mutex_destroy.
140 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
142 2008-03-03 Jan Hubicka <jh@suse.cz>
145 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
146 aggressive on inlining cold calls.
148 2008-03-03 Richard Guenther <rguenther@suse.de>
150 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
151 struct copies into the expression table.
152 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
153 (try_to_simplify): Likewise.
154 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
155 integral and pointer arguments which do not change the
156 precision to NOP_EXPRs.
157 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
158 VIEW_CONVERT_EXPR case.
160 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
162 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
163 defined in a loop at depth 0 is invariant.
164 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
165 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
166 be called at loop depth 0.
168 2008-03-02 Jakub Jelinek <jakub@redhat.com>
171 * gcc.c (process_command): Update copyright notice dates.
172 * gcov.c (print_version): Likewise.
173 * gcov-dump.c (print_version): Likewise.
174 * mips-tfile.c (main): Likewise.
175 * mips-tdump.c (main): Likewise.
177 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
180 * c-common.c (flag_permissive): Delete.
181 (constant_expression_warnings): Check flags first.
182 (constant_expression_error): New.
183 * c-common.h (flag_permissive): Delete.
184 (constant_expression_error): Declare.
185 * flags.h (flag_permissive): Declare. Update description.
186 * diagnostic.c (pedwarn): Update.
188 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
189 (permissive_error_kind): New.
190 * toplev.c (flag_permissive): Define. Update description.
191 * toplev.h (permissive_error_kind): Declare.
192 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
193 (pedwarn_c90): Use pedantic_warning_kind.
194 * c-opts.c (c_common_post_options): flag_permissive does not affect
195 flag_pedantic_errors.
197 2008-03-02 Joseph Myers <joseph@codesourcery.com>
199 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
200 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
201 __absvsi2, __absvDI2): Use unsigned arithmetic.
203 2008-03-02 Andi Kleen <ak@suse.de>
204 Richard Guenther <rguenther@suse.de>
206 * struct-equiv.c: Remove file.
207 * cfg_cleanup.c (condjump_equiv_p): Remove.
208 * Makefile.in (OBJS-common): Remove struct-equiv.o.
209 (struct-equiv.o): Remove rule.
210 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
211 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
212 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
214 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
216 * ifcvt.c (noce_process_if_block): Try to handle only the then
217 block if the else block exists but isn't suitable.
219 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
222 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
223 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
224 regression from previous patch.
226 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
229 * gthr.h: Add __gthread_mutex_destroy as a function that must be
231 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
232 * gthr-single.h (__gthread_mutex_destroy): Likewise.
233 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
234 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
235 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
236 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
237 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
238 (__gthread_mutex_destroy_function): Rename to
239 __gthread_mutex_destroy.
240 * gthr-dce.h (__gthread_mutex_destroy): Call
241 pthread_mutex_destroy.
242 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
243 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
244 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
246 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
248 * df-scan.c (df_ref_chain_change_bb): Simplify.
249 (df_insn_change_bb): Add new_bb argument. Simplify. Call
250 set_block_for_insn if there's any change.
251 * df.h ((df_insn_change_bb): Fix prototype.
252 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
253 df_insn_change_bb, don't call set_block_for_insn.
254 * emit-rtl.c (reorder_insns): Likewise.
255 * haifa-sched.c (move_insn): Likewise.
257 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
259 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
261 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
263 * tree-flow-inline.h (next_readonly_imm_use): Return
264 NULL_USE_OPERAND_P after the end.
266 2008-03-01 Richard Guenther <rguenther@suse.de>
268 PR tree-optimization/35411
269 * tree-sra.c (sra_build_assignment): Split conversion to
270 final type to a separate statement if we are not assigning
273 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
275 * fold-const.c (fold_convertible_p): Correct the logic to follow
276 that in fold_convert().
278 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
281 * tree-inline.c (build_duplicate_type): When we make a
282 duplicate type, make it unique in the canonical types system.
284 2008-02-29 Tom Tromey <tromey@redhat.com>
286 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
287 input_file_stack_history, input_file_stack_restored): Remove.
288 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
289 * input.h (struct file_stack): Remove.
290 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
291 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
293 * diagnostic.h (struct diagnostic_context) <last_module>: Change
295 (diagnostic_last_module_changed): Add 'map' argument.
296 (diagnostic_set_last_function): Likewise.
297 * diagnostic.c (undiagnostic_report_current_module): Iterate using
298 line map, not input_file_stack.
299 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
301 2008-02-29 Paul Brook <paul@codesourcery.com>
303 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
305 2008-02-29 Paul Brook <paul@codesourcery.com>
307 * config/arm/ieee754-df.S (muldf3): Use RET macros.
309 2008-02-29 Richard Guenther <rguenther@suse.de>
311 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
313 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
314 value for comparing for a store match.
315 (simplify_unary_expression): Do nothing for SSA_NAMEs.
316 (try_to_simplify): Do not do a full-blown reference lookup.
318 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
320 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
321 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
323 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
325 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
327 * tree-loop-linear.c (try_interchange_loops): Compare memory access
328 strides against cache sizes.
330 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
332 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
335 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
337 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
338 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
339 is smaller than the original promoted value.
340 (simplify_subreg): If OP is a SUBREG, try to preserve its
341 SUBREG_PROMOTED_VAR_P information.
343 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
345 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
346 (VN_INFO_GET): Allocate new objects on the obstack.
347 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
348 for rpo_numbers_temp, for consistency.
349 (free_scc_vn): Free the obstack.
351 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
353 * doc/invoke.texi: Document -ftree-loop-distribution.
354 * tree-loop-distribution.c: New.
355 * tree-pass.h (pass_loop_distribution): New.
356 * graphds.h (struct graph): Add htab_t indices.
357 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
358 * tree-vectorizer.c (rename_variables_in_loop): Extern.
359 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
360 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
361 * tree-data-ref.c (debug_data_dependence_relations): New.
362 (dump_data_dependence_relation): Also print data references.
363 (free_data_ref): Extern.
364 (same_access_functions): Moved...
365 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
366 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
367 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
368 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
369 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
370 (stmts_from_loop): Skip LABEL_EXPR.
371 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
373 (build_rdg): Initialize rdg->indices htab.
374 (free_rdg, stores_from_loop, ref_base_address,
375 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
376 have_similar_memory_accesses_1, ref_base_address_1,
377 remove_similar_memory_refs): New.
378 * tree-data-ref.h: Depend on tree-chrec.h.
379 (debug_data_dependence_relations, free_data_ref): Declared.
380 (same_access_functions): ... here.
381 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
383 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
384 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
385 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
386 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
387 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
388 rdg_vertex_for_stmt): Declared.
389 (struct rdg_edge): Add level.
391 (free_rdg, stores_from_loop, remove_similar_memory_refs,
392 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
394 (rdg_has_similar_memory_accesses): New.
395 * tree-vect-analyze.c: Remove unused static decls.
396 * lambda.h (dependence_level): New.
397 * common.opt (ftree-loop-distribution): New.
398 * tree-flow.h (mark_virtual_ops_in_bb,
399 slpeel_tree_duplicate_loop_to_edge_cfg,
400 rename_variables_in_loop): Declared.
401 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
402 (OBJS-common): Add tree-loop-distribution.o.
403 (tree-loop-distribution.o): New rule.
404 * tree-cfg.c (mark_virtual_ops_in_bb): New.
405 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
406 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
408 2008-02-28 Joseph Myers <joseph@codesourcery.com>
411 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
412 other than structures and unions.
414 2008-02-28 Richard Guenther <rguenther@suse.de>
417 2008-02-26 Richard Guenther <rguenther@suse.de>
419 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
420 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
421 (lookup_decl_from_uid): Declare.
422 (remove_decl_from_map): Likewise.
423 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
424 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
425 (decl_for_uid_map): New global hashtable mapping DECL_UID
427 (init_ttree): Allocate it.
428 (insert_decl_to_uid_decl_map): New helper function.
429 (make_node_stat): Insert new decls into the map.
430 (copy_node_stat): Likewise.
431 (lookup_decl_from_uid): New function.
432 (remove_decl_from_map): Likewise.
433 (print_decl_for_uid_map_statistics): New helper.
434 (dump_tree_statistics): Call it.
436 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
437 (referenced_var_iterator): Adjust.
438 (FOR_EACH_REFERENCED_VAR): Adjust.
439 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
440 (num_referenced_vars): Adjust.
441 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
442 (first_referenced_var): Remove.
443 (end_referenced_vars_p): Likewise.
444 (next_referenced_var): Likewise.
445 (referenced_var_iterator_set): New helper function.
446 * tree-dfa.c (referenced_var_lookup): Adjust.
447 (referenced_var_check_and_insert): Likewise.
448 (remove_referenced_var): Likewise.
449 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
450 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
451 (verify_call_clobbering): Likewise.
452 (verify_memory_partitions): Likewise.
453 (init_tree_ssa): Allocate bitmap instead of hashtable for
455 (delete_tree_ssa): Adjust.
456 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
457 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
458 (compute_tag_properties): Likewise.
459 (set_initial_properties): Likewise.
460 (find_partition_for): Likewise.
461 (update_reference_counts): Likewise.
462 (dump_may_aliases_for): Likewise.
463 * tree-ssa-operands.c (add_virtual_operand): Likewise.
464 (add_call_clobber_ops): Likewise.
465 (add_call_read_ops): Likewise.
466 (get_asm_expr_operands): Likewise.
467 * tree-into-ssa.c (dump_decl_set): Likewise.
468 (update_ssa): Likewise.
469 * tree-sra.c (scan_function): Likewise.
470 (decide_instantiations): Likewise.
471 (scalarize_parms): Likewise.
472 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
473 (dsa_named_for): Likewise.
474 * tree-ssa-structalias.c (update_alias_info): Likewise.
475 (merge_smts_into): Likewise.
477 2008-02-27 David Daney <ddaney@avtrex.com>
480 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
481 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
482 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
483 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
484 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
486 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
489 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
490 (BUILT_IN_NEXTTOWARD): Remove.
491 (BUILT_IN_NEXTTOWARDF): Ditto.
492 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
493 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
495 2008-02-27 Tom Tromey <tromey@redhat.com>
497 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
498 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
500 2008-02-27 Jan Beulich <jbeulich@novell.com>
502 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
503 update the respective field on newdecl.
505 2008-02-27 Revital Eres <eres@il.ibm.com>
507 PR rtl-optimization/34999
508 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
509 crossing edges that ends with a call insn.
510 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
511 call insn and clear the EDGE_CROSSING flag of the crossing edge
512 when fixing fallthru edges.
514 2008-02-27 Richard Guenther <rguenther@suse.de>
517 * fold-const.c (fold_unary): Return the correct argument,
518 converted to the result type.
520 2008-02-27 Richard Guenther <rguenther@suse.de>
523 * expr.c (expand_expr_real_1): Assert on rotates that operate
525 * fold-const.c (fold_binary): Use the types precision, not the
526 bitsize of the mode if folding rotate expressions. Build rotates
529 2008-02-27 Jakub Jelinek <jakub@redhat.com>
531 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
533 * c-pragma.c (pragma_ns_name): New typedef.
534 (registered_pp_pragmas): New variable.
535 (c_pp_lookup_pragma): New function.
536 (c_register_pragma_1): If flag_preprocess_only, do nothing
537 for non-expanded pragmas, for expanded ones push pragma's
538 namespace and name into registered_pp_pragmas vector.
539 (c_invoke_pragma_handler): Register OpenMP pragmas even when
540 flag_preprocess_only, don't register GCC pch_preprocess
541 pragma if flag_preprocess_only.
542 * c-opts.c (c_common_init): Call init_pragma even if
543 flag_preprocess_only.
544 * c-pragma.c (c_pp_lookup_pragma): New prototype.
545 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
546 cpp_register_pragma if flag_preprocess_only.
548 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
551 * c-parser.c (c_parser_translation_unit): Warn for empty
552 translation unit, not empty source file.
554 2008-02-26 Paul Brook <paul@codesourcery.com>
556 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
558 * config/arm/arm.h (reg_class): Add CORE_REGS.
559 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
560 (BASE_REG_CLASS): Use CORE_REGS.
561 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
562 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
563 (REGNO_OK_FOR_INDEX_P): Exclude SP.
564 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
565 ARM_REGNO_OK_FOR_INDEX_P.
566 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
567 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
568 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
569 (ldm/stm peepholes): Ditto.
570 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
571 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
572 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
573 * config/arm/constraints.md: Enable "k" constraint on ARM.
575 2008-02-27 Ben Elliston <bje@au.ibm.com>
577 * config/rs6000/rs6000.c: Annotate cache line size field in all
578 instances of struct processor_costs.
580 2008-02-26 David Edelsohn <edelsohn@gnu.org>
582 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
583 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
584 jump_bypass): New counters.
585 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
586 * dce.c (gate_ud_dce): Same.
587 (gate_fast_dce): Same.
588 * dse.c (gate_dse1): New function.
589 (gate_dse2): New function.
590 (gate_dse): Merge results of new gate functions.
591 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
592 (gate_handle_jump_bypass): Add dbg_cnt.
593 (gate_handle_gcse): Add dbg_cnt.
594 * ifcvt.c (gate_handle_if_conversion): Same.
595 (gate_handle_if_after_combine): Same.
596 (gate_handle_if_after_reload): Same.
597 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
599 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
601 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
603 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
605 2008-02-26 Jason Merrill <jason@redhat.com>
608 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
609 alone if it's the naming decl for the type's main variant.
611 2008-02-26 Tom Tromey <tromey@redhat.com>
613 * system.h (USE_MAPPED_LOCATION): Poison.
614 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
615 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
616 (make_goto_expr_edges): Likewise.
617 (remove_bb): Likewise.
618 (execute_warn_function_return): Likewise.
619 * basic-block.h (struct edge_def) <goto_locus>: Change type to
621 * c-common.c (fname_decl): Remove old location code.
622 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
624 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
626 (ASM_INPUT_SOURCE_LOCATION): Likewise.
627 (gen_rtx_ASM_INPUT): Likewise.
628 (gen_rtx_ASM_INPUT_loc): Likewise.
629 (get_rtx_asm_OPERANDS): Remove.
630 * cfglayout.c (insn_locators_alloc): Remove old location code.
631 (set_curr_insn_source_location): Likewise.
632 (curr_insn_locator): Likewise.
633 * print-tree.c (print_node): Remove old location code.
634 * tree-mudflap.c (mf_varname_tree): Remove old location code.
635 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
636 * cfgexpand.c (expand_gimple_cond_expr): Don't use
638 (construct_exit_block): Remove old location code.
639 * emit-rtl.c (force_next_line_note): Remove old location code.
640 * profile.c (branch_prob): Remove old location code.
641 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
642 LOC_LINE): Remove old-location variants.
643 * langhooks.c (lhd_print_error_function): Remove old location
645 * configure, config.in: Rebuilt.
646 * configure.ac (--enable-mapped-location): Remove.
647 * c-decl.c (c_init_decl_processing): Remove old location code.
648 (finish_function): Likewise.
649 * recog.c (decode_asm_operands): Remove old location code.
650 * c-pch.c (c_common_read_pch): Remove old location code.
651 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
653 * gimple-low.c (lower_function_body): Remove old location code.
654 * toplev.c (unknown_location): Remove.
655 (push_srcloc): Remove old-location variant.
656 (process_options): Remove old location code.
657 (lang_dependent_init): Likewise.
658 * input.h (UNKNOWN_LOCATION): Move definition.
659 (location_t): Undeprecate.
660 (source_locus): Remove.
661 (location_from_locus): Remove.
662 (struct location_s): Remove.
663 Remove all old-location code.
664 (input_line, input_filename): Remove.
665 * final.c (final_scan_insn): Remove old location code.
666 * diagnostic.c (diagnostic_build_prefix): Remove
667 USE_MAPPED_LOCATION test.
668 * tree.h (gimple_stmt) <locus>: Now a location_t.
669 (tree_exp) <locus>: Likewise.
670 (DECL_IS_BUILTIN): Remove old-location variant.
671 (annotate_with_file_line, annotate_with_locus): Likewise.
672 (expr_locus, set_expr_locus): Update.
673 * tree.c (build1_stat): Remove old location code.
674 (last_annotated_node): Remove.
675 (annotate_with_file_line): Remove old-location variant.
676 (annotate_with_locus): Likewise.
677 (expr_location): Remove old location code.
678 (set_expr_location): Likewise.
679 (expr_has_location): Likewise.
680 (expr_locus): Likewise.
681 (set_expr_locus): Likewise.
682 (expr_filename): Don't use location_from_locus.
683 (expr_lineno): Likewise.
684 * rtl-error.c (location_for_asm): Remove old location code.
685 * c-lex.c (cb_line_change): Remove old location code.
686 (fe_file_change): Likewise.
687 (cb_def_pragma): Likewise.
688 (c_lex_with_flags): Likewise.
689 * gengtype.c (do_typedef): Don't special-case location types.
690 (define_location_structures): Remove.
691 (main): Don't call define_location_structures.
692 * tree-pretty-print.c (dump_implicit_edges): Remove old location
695 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
698 * builtins.def (BUILT_IN_STDARG_START): Remove.
699 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
700 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
701 * tree-inline.c (inline_forbidden_p_1): Likewise.
703 2008-02-26 Richard Guenther <rguenther@suse.de>
705 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
706 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
707 (lookup_decl_from_uid): Declare.
708 (remove_decl_from_map): Likewise.
709 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
710 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
711 (decl_for_uid_map): New global hashtable mapping DECL_UID
713 (init_ttree): Allocate it.
714 (insert_decl_to_uid_decl_map): New helper function.
715 (make_node_stat): Insert new decls into the map.
716 (copy_node_stat): Likewise.
717 (lookup_decl_from_uid): New function.
718 (remove_decl_from_map): Likewise.
719 (print_decl_for_uid_map_statistics): New helper.
720 (dump_tree_statistics): Call it.
722 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
723 (referenced_var_iterator): Adjust.
724 (FOR_EACH_REFERENCED_VAR): Adjust.
725 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
726 (num_referenced_vars): Adjust.
727 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
728 (first_referenced_var): Remove.
729 (end_referenced_vars_p): Likewise.
730 (next_referenced_var): Likewise.
731 (referenced_var_iterator_set): New helper function.
732 * tree-dfa.c (referenced_var_lookup): Adjust.
733 (referenced_var_check_and_insert): Likewise.
734 (remove_referenced_var): Likewise.
735 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
736 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
737 (verify_call_clobbering): Likewise.
738 (verify_memory_partitions): Likewise.
739 (init_tree_ssa): Allocate bitmap instead of hashtable for
741 (delete_tree_ssa): Adjust.
742 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
743 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
744 (compute_tag_properties): Likewise.
745 (set_initial_properties): Likewise.
746 (find_partition_for): Likewise.
747 (update_reference_counts): Likewise.
748 (dump_may_aliases_for): Likewise.
749 * tree-ssa-operands.c (add_virtual_operand): Likewise.
750 (add_call_clobber_ops): Likewise.
751 (add_call_read_ops): Likewise.
752 (get_asm_expr_operands): Likewise.
753 * tree-into-ssa.c (dump_decl_set): Likewise.
754 (update_ssa): Likewise.
755 * tree-sra.c (scan_function): Likewise.
756 (decide_instantiations): Likewise.
757 (scalarize_parms): Likewise.
758 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
759 (dsa_named_for): Likewise.
760 * tree-ssa-structalias.c (update_alias_info): Likewise.
761 (merge_smts_into): Likewise.
763 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
766 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
767 * c-opts.c (c_common_handle_option): Wall enables
768 Wvolatile-register-var.
769 * common.opt: Move Wvolatile-register-var to...
772 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
774 * common.opt (Wlarger-than=): New.
775 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
777 * opts.c (common_handle_option): Handle -Wlarger-than=.
778 * optc-gen.awk: Likewise.
779 * opth-gen.awk: Likewise.
780 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
781 * tree-optimize.c (tree_rest_of_compilation): Likewise.
783 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
785 * c-common.c (match_case_to_enum_1): Add appropriate
786 OPT_W* parameter to warning.
787 (c_do_switch_warnings): Likewise.
788 * c-typeck.c (warning_init): Add one more parameter following
790 (push_init_level): Update call to warning_init.
791 (pop_init_level): Likewise.
792 (add_pending_init): Likewise.
793 (output_init_element: Likewise.
795 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
798 * toplev.c (toplev_main): If there are warnings or error, print
799 errors for ignored options.
800 * opts.c (ignored_options): New static variable.
801 (postpone_unknown_option_error): New.
802 (print_ignored_options): New.
803 (handle_option): Postpone errors for unknown -Wno-* options.
804 * opts.h (print_ignored_options): Declare.
806 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
808 * config/mips/mips.md (loadgp_blockage, blockage): Change type
811 2008-02-25 Richard Guenther <rguenther@suse.de>
814 2008-02-25 Richard Guenther <rguenther@suse.de>
816 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
817 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
818 (lookup_decl_from_uid): Declare.
819 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
820 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
821 (decl_for_uid_map): New global hashtable mapping DECL_UID
823 (init_ttree): Allocate it.
824 (insert_decl_to_uid_decl_map): New helper function.
825 (make_node_stat): Insert new decls into the map.
826 (copy_node_stat): Likewise.
827 (lookup_decl_from_uid): New function.
828 (print_decl_for_uid_map_statistics): New helper.
829 (dump_tree_statistics): Call it.
831 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
832 (referenced_var_iterator): Adjust.
833 (FOR_EACH_REFERENCED_VAR): Adjust.
834 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
835 (num_referenced_vars): Adjust.
836 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
837 (first_referenced_var): Remove.
838 (end_referenced_vars_p): Likewise.
839 (next_referenced_var): Likewise.
840 (referenced_var_iterator_set): New helper function.
841 * tree-dfa.c (referenced_var_lookup): Adjust.
842 (referenced_var_check_and_insert): Likewise.
843 (remove_referenced_var): Likewise.
844 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
845 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
846 (verify_call_clobbering): Likewise.
847 (verify_memory_partitions): Likewise.
848 (init_tree_ssa): Allocate bitmap instead of hashtable for
850 (delete_tree_ssa): Adjust.
851 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
852 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
853 (compute_tag_properties): Likewise.
854 (set_initial_properties): Likewise.
855 (find_partition_for): Likewise.
856 (update_reference_counts): Likewise.
857 (dump_may_aliases_for): Likewise.
858 * tree-ssa-operands.c (add_virtual_operand): Likewise.
859 (add_call_clobber_ops): Likewise.
860 (add_call_read_ops): Likewise.
861 (get_asm_expr_operands): Likewise.
862 * tree-into-ssa.c (dump_decl_set): Likewise.
863 (update_ssa): Likewise.
864 * tree-sra.c (scan_function): Likewise.
865 (decide_instantiations): Likewise.
866 (scalarize_parms): Likewise.
867 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
868 (dsa_named_for): Likewise.
869 * tree-ssa-structalias.c (update_alias_info): Likewise.
870 (merge_smts_into): Likewise.
872 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
875 * doc/invoke.texi (-fcx-limited-range): Document new option.
876 * toplev.c (process_options): Handle -fcx-fortran-rules.
877 * common.opt: Add documentation for -fcx-fortran-rules.
879 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
882 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
883 actual behaviour and C99.
885 2008-02-26 Ben Elliston <bje@au.ibm.com>
887 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
888 (ASM_CPU_POWER6_SPEC): Likewise.
889 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
890 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
891 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
893 2008-02-25 Richard Guenther <rguenther@suse.de>
895 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
896 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
897 (lookup_decl_from_uid): Declare.
898 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
899 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
900 (decl_for_uid_map): New global hashtable mapping DECL_UID
902 (init_ttree): Allocate it.
903 (insert_decl_to_uid_decl_map): New helper function.
904 (make_node_stat): Insert new decls into the map.
905 (copy_node_stat): Likewise.
906 (lookup_decl_from_uid): New function.
907 (print_decl_for_uid_map_statistics): New helper.
908 (dump_tree_statistics): Call it.
910 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
911 (referenced_var_iterator): Adjust.
912 (FOR_EACH_REFERENCED_VAR): Adjust.
913 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
914 (num_referenced_vars): Adjust.
915 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
916 (first_referenced_var): Remove.
917 (end_referenced_vars_p): Likewise.
918 (next_referenced_var): Likewise.
919 (referenced_var_iterator_set): New helper function.
920 * tree-dfa.c (referenced_var_lookup): Adjust.
921 (referenced_var_check_and_insert): Likewise.
922 (remove_referenced_var): Likewise.
923 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
924 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
925 (verify_call_clobbering): Likewise.
926 (verify_memory_partitions): Likewise.
927 (init_tree_ssa): Allocate bitmap instead of hashtable for
929 (delete_tree_ssa): Adjust.
930 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
931 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
932 (compute_tag_properties): Likewise.
933 (set_initial_properties): Likewise.
934 (find_partition_for): Likewise.
935 (update_reference_counts): Likewise.
936 (dump_may_aliases_for): Likewise.
937 * tree-ssa-operands.c (add_virtual_operand): Likewise.
938 (add_call_clobber_ops): Likewise.
939 (add_call_read_ops): Likewise.
940 (get_asm_expr_operands): Likewise.
941 * tree-into-ssa.c (dump_decl_set): Likewise.
942 (update_ssa): Likewise.
943 * tree-sra.c (scan_function): Likewise.
944 (decide_instantiations): Likewise.
945 (scalarize_parms): Likewise.
946 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
947 (dsa_named_for): Likewise.
948 * tree-ssa-structalias.c (update_alias_info): Likewise.
949 (merge_smts_into): Likewise.
951 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
954 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
955 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
956 * alias.h (nonoverlapping_memrefs_p): Likewise.
958 2008-02-25 Jan Beulich <jbeulich@novell.com>
960 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
961 * config/i386/netware-libgcc.exp: Add __bswap?i2,
962 __emultls_get_address, __emultls_register_common,
963 __floatundi?f, and _Unwind_GetIPInfo.
964 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
965 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
966 (gen_regparm_prefix): Likewise.
967 (i386_nlm_encode_section_info): Sync with
968 config/i386/winnt.c:i386_pe_encode_section_info().
969 (i386_nlm_maybe_mangle_decl_assembler_name): New.
970 i386_nlm_mangle_decl_assembler_name): New.
971 (netware_override_options): New.
972 * config/i386/netware.h (netware_override_options): Declare.
973 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
974 (i386_nlm_mangle_decl_assembler_name): Declare.
975 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
977 2008-02-25 Ben Elliston <bje@au.ibm.com>
980 * c-decl.c (grokdeclarator): Remove unused local variables
981 `typedef_type' and `type_as_written'.
983 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
984 unused local variable `has_hot_blocks'.
985 (fix_crossing_conditional_branches): Remove unused local variable
988 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
991 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
992 using DEF_C99_BUILTIN.
993 (BUILT_IN_NANF): Ditto.
994 (BUILT_IN_NANL): Ditto.
996 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
997 Revital Eres <eres@il.ibm.com>
999 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1000 regarding the order of two dependent insns in the same row.
1002 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1004 * stor-layout.c (layout_decl): Do not bump the alignment of a
1005 bit-field to more than byte alignment if it is packed.
1007 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1009 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1012 2008-02-24 Diego Novillo <dnovillo@google.com>
1014 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1017 * tree-vrp.c (vrp_evaluate_conditional): With
1018 -Wtype-limits, emit a warning when comparing against a
1019 constant outside the natural range of OP0's type.
1020 * c.opt (Wtype-limits): Move ...
1021 * common.opt (Wtype-limits): ... here.
1023 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1025 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1026 * config/rs6000/e300c2c3.md: New file.
1027 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1029 (rs6000_override_options): Add e300c2 and e300c3 cases to
1030 processor_target_table. Do not allow usage of Altivec or Spe
1031 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1032 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1033 * config/rs6000/rs6000.h (processor_type): Add
1034 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1035 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1036 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1037 and ppce300c3. Include e300c2c3.md.
1039 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1041 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1042 instead of TARGET_STRICT_ALIGN.
1044 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1046 * explow.c (memory_address): Assert that the generated address is
1049 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1052 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1053 * config/darwin-ppc-ldouble-patch.def: New file.
1054 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1055 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1056 SUBTARGET_INIT_BUILTINS if defined.
1057 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1060 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1063 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1064 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1066 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1069 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1070 file" warning condtional on -Winvalid-PCH.
1072 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1074 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1076 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1081 prevent reload from using MMX registers.
1082 (*mov<mode>_internal): Ditto.
1083 (*movv2sf_internal_rex64): Ditto.
1084 (*movv2sf_internal): Ditto.
1086 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1088 PR documentation/31569
1089 * doc/install.texi2html: Use makeinfo --no-number-sections.
1091 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1093 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1094 ensure that we can address an entire entity > 8 bytes. Don't
1095 generate reg+reg addressing for such data.
1097 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1099 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1100 strings when optimizing for size, unless the target cares about
1103 2008-02-22 Tom Tromey <tromey@redhat.com>
1105 * regclass.c (current_pass): Remove declaration.
1107 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1109 * config/avr/libgcc.S (__RAMPZ__): Define.
1110 (__do_copy_data): Add for devices with 128KB code memory.
1112 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1114 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1116 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1118 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1120 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1123 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1126 * c-typeck.c (build_binary_op): Warn about floating point
1127 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1129 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1132 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1133 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1135 (rs6000_override_options): Set altivec_abi as default, not override,
1136 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1137 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1138 is used; use new member spe_abi.
1139 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1140 spe_abi and altivec_abi.
1142 2008-02-22 Tomas Bily <tbily@suse.cz>
1144 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1146 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1149 * config.build (build_file_translate): Set to `CMD //c' only if
1151 * Makefile.in (build_file_translate): Improve comment.
1153 2008-02-21 Jan Hubicka <jh@suse.cz>
1155 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1156 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1157 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1159 2008-02-21 Michael Matz <matz@suse.de>
1162 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1164 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1166 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1167 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1169 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1170 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1171 SSE_VEC_FLOAT_MODE_P as insn constraint.
1172 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1173 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1174 sse4a_movntdf using MODEF mode iterator.
1175 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1176 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1177 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1178 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1179 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1180 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1181 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1183 2008-02-21 Richard Guenther <rguenther@suse.de>
1185 * tree.def (PAREN_EXPR): New tree code.
1186 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1188 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1189 * expr.c (expand_expr_real_1): Likewise.
1190 * tree-inline.c (estimate_num_insns_1): Likewise.
1191 * tree-complex.c (expand_complex_move): Likewise.
1192 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1195 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1198 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1200 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1203 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1205 * config/sh/sh.c (find_barrier): Don't go past
1206 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1208 2008-02-20 DJ Delorie <dj@redhat.com>
1210 * config/h8300/h8300.md (insv): Force source operand to be a register.
1212 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1213 as a jump, not as a plain insn.
1215 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1217 * doc/invoke.texi (Warning Options): Add new option
1218 -Wframe-larger-than=.
1219 (-Wframe-larger-than): Document.
1221 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1222 Add declarations for new option variables.
1224 * final.c (final_start_function): Check the frame size
1225 before emission and issue a Wframe-larger-than warning.
1227 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1228 Add definitions for new option variables.
1229 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1231 * common.opt (Wframe-larger-than=): New option.
1233 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1235 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1236 (<sse>_div<mode>3): Ditto.
1237 (<sse>_vmdiv<mode>3): Ditto.
1238 (<sse>_vmsqrt<mode>2): Ditto.
1239 (*smax<mode>3): Ditto.
1240 (sse5_frcz<mode>2): Ditto.
1241 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1244 2008-02-20 Richard Guenther <rguenther@suse.de>
1247 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1248 be happy with INTEGRAL_TYPE_P.
1250 2008-02-20 Richard Guenther <rguenther@suse.de>
1252 * fold-const.c (split_tree): Associate floatig-point expressions
1253 if flag_associative_math is set.
1255 2008-02-20 Richard Guenther <rguenther@suse.de>
1257 * tree.h (fold_real_zero_addition_p): Declare.
1258 * fold-const.c (fold_real_zero_addition_p): Export.
1259 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1260 floating-point operations with zero and one.
1262 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1264 * doc/install.texi: Correct references to CFLAGS, replacing them
1265 with BOOT_CFLAGS. Document flags used during bootstrap for
1268 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1270 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1271 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1272 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1274 (smin<mode>3): Ditto from similar patterns.
1275 (smax<mode>3): Ditto.
1276 (*ieee_smin<mode>3): Ditto.
1277 (*ieee_smax<mode>3): Ditto.
1278 * config/i386/sse.md (sse): New mode attribute.
1279 (mov<mode>): Macroize expander from movv4sf and movv2df using
1280 SSEMODEF2P mode iterator.
1281 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1282 SSE_VEC_FLOAT_MODE_P as insn constraint.
1283 (storent<mode>): Ditto.
1284 (storent<mode>): Macroize expander from storentsf and storentdf using
1285 MODEF mode iterator.
1286 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1287 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1288 (abs<mode>2): Ditto from similar patterns.
1289 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1290 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1291 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1292 (<sse>_vmsqrt<mode>2): Ditto.
1293 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1294 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1295 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1296 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1297 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1298 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1299 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1301 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1302 iterator and SSE_FLOAT_MODE_P as insn constraint.
1303 (<sse>_ucomi): Ditto from similar patterns.
1304 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1305 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1306 SSE_VEC_FLOAT_MODE_P as insn constraint.
1307 (vcond<mode>): Ditto from similar patterns.
1308 (and<mode>3, *and<mode>3): Ditto.
1309 (<sse>_nand<mode>3): Ditto.
1310 (ior<mode>3, *ior<mode>3): Ditto.
1311 (xor<mode>3, *xor<mode>3): Ditto.
1312 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1313 iterator and SSE_FLOAT_MODE_P as insn constraint.
1314 (*nand<mode>3): Ditto from similar patterns.
1315 (*ior<mode>3): Ditto.
1316 (*xor<mode>3): Ditto.
1318 2008-02-20 Ira Rosen <irar@il.ibm.com>
1320 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1321 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1322 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1324 2008-02-19 Jan Hubicka <jh@suse.cz>
1326 * predict.c (tree_bb_level_predictions): Remove variable next
1327 mistakely introduced by previous commit.
1329 2008-02-19 Jan Hubicka <jh@suse.cz>
1331 * predict.c (predict_paths_leading_to): Rewrite.
1332 (predict_paths_for_bb): New.
1333 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1335 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1338 * Makefile.in (build_file_translate): New.
1339 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1340 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1341 * configure.ac (build_file_translate): Substitute it.
1342 * configure: Regenerate.
1344 2008-02-19 Jan Hubicka <jh@suse.cz>
1346 PR rtl-optimization/34408
1347 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1350 2008-02-19 Jan Hubicka <jh@suse.cz>
1353 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1356 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1359 * config/i386/i386-modes.def: Revert the last DI alignment
1360 change until Ada people can look into it.
1362 2008-02-19 Nick Clifton <nickc@redhat.com>
1364 * opts.c (print_specific_help): Fix typo in --help text.
1366 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1369 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1370 32-bit inline asm without asm alternatives for host GCC < 3.0.
1372 2008-02-19 Richard Guenther <rguenther@suse.de>
1374 PR tree-optimization/34989
1375 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1376 Allow propagation to INDIRECT_REF if we can simplify only.
1378 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1380 * c-common.c (warn_for_collisions_1): Use appropriate option when
1383 2008-02-19 Nick Clifton <nickc@redhat.com>
1386 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1387 (handle_options): Fix indentation.
1388 (print_filtered_help): If no language-specific options were
1389 displayed tell the user how to list all the options supported by
1390 the language's front-end.
1391 (print_specific_help): Fix indentation and remove duplicate line.
1392 (common_handle_option): Handle the -v option.
1393 For --help enable the display of undocumented options if the -v
1394 switch has been included on the command line.
1395 For --help= check for overlaps in the arguments between the option
1396 classes and the language names and issue a warning when they
1397 cannot be disambiguated.
1398 * c.opt (v): Pass on to the common option handler.
1400 2008-02-19 Revital Eres <eres@il.ibm.com>
1402 * modulo-sched.c (sms_schedule): Change dump message when
1403 create_ddg function fails.
1404 (try_scheduling_node_in_cycle): Rename row to cycle.
1405 (print_partial_schedule): Rename CYCLE to ROW.
1407 2008-02-19 Christian Bruel <christian.bruel@st.com>
1408 Zdenek Dvorak <ook@ucw.cz>
1410 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1412 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1416 (*x86_movdicc_0_m1_se): Ditto.
1418 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1421 (CMPtype): Define as __gcc_CMPtype.
1422 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1423 (CMPtype): Define as __gcc_CMPtype.
1425 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1427 Support valgrind 3.3 for --enable-checking=valgrind.
1428 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1430 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1431 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1432 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1433 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1434 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1435 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1436 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1438 * ggc-zone.c: Similar.
1439 * ggc-page.c: Similar.
1441 2008-02-19 Paul Brook <paul@codesourcery.com>
1444 * config/arm/ieee754-df.S: Fix do_it typo.
1445 * config/arm/ieee754-sf.S: Fix do_it typo.
1447 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1450 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1451 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1452 (OPTION_MASK_ISA_SSE_SET): Likewise.
1453 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1454 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1455 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1456 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1457 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1458 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1459 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1460 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1461 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1462 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1463 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1464 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1465 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1466 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1467 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1468 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1469 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1470 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1471 (OPTION_MASK_ISA_SSE4): Removed.
1472 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1473 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1475 (override_options): Don't turn on implied SSE/MMX bits in
1478 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1480 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1483 2008-02-18 Joey Ye <joey.ye@intel.com>
1486 * tree-nested.c (insert_field_into_struct): Set type alignment
1487 to field alignment if the former is less than the latter.
1489 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1491 * BASE-VER: Set to 4.4.0.
1493 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1495 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1496 * doc/cfg.texi: Likewise.
1497 * doc/extend.texi: Likewise.
1498 * doc/gty.texi: Likewise.
1499 * doc/invoke.texi: Likewise.
1500 * doc/loop.texi: Likewise.
1501 * doc/md.texi: Likewise.
1502 * doc/passes.texi: Likewise.
1503 * doc/rtl.texi: Likewise.
1504 * doc/sourcebuild.texi: Likewise.
1505 * doc/tm.texi: Likewise.
1506 * doc/tree-ssa.texi: Likewise.
1508 2008-02-17 Richard Guenther <rguenther@suse.de>
1511 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1512 without default definition.
1514 2008-02-17 Richard Guenther <rguenther@suse.de>
1516 PR tree-optimization/35231
1517 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1520 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1524 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1526 libgcc_cmp_return mode.
1528 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1531 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1533 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1535 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1538 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1540 * doc/c-tree.texi: Use `@.' where appropriate.
1541 * doc/extend.texi: Likewise.
1542 * doc/install.texi: Likewise.
1543 * doc/invoke.texi: Likewise.
1544 * doc/loop.texi: Likewise.
1545 * doc/makefile.texi: Likewise.
1546 * doc/md.texi: Likewise.
1547 * doc/passes.texi: Likewise.
1548 * doc/standards.texi: Likewise.
1549 * doc/tm.texi: Likewise.
1551 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1554 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1556 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1557 rather than in entry_bb.
1559 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1562 libgcc_cmp_return mode.
1564 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1567 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1568 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1570 2008-02-15 Richard Guenther <rguenther@suse.de>
1571 Zdenek Dvorak <ook@ucw.cz>
1573 PR tree-optimization/35164
1574 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1575 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1576 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1577 Only propagate addresses which do not have abnormal SSA_NAMEs
1580 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1583 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1585 2008-02-15 Jan Hubicka <jh@suse.cz>
1588 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1590 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1593 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1594 when calculating alignment_pad.
1596 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1599 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1600 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1601 and STACK_BOUNDARY define.
1603 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1605 PR preprocessor/35061
1606 * c-pragma.c (handle_pragma_pop_macro): Check that
1607 pushed_macro_table has been allocated.
1609 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1612 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1613 (force_gimple_operand): Likewise.
1614 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1615 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1616 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1617 (find_interesting_uses_address): Check addressability and alignment
1618 of the base expression only after substituting bases of IVs into it.
1620 2008-02-14 Michael Matz <matz@suse.de>
1623 * function.c (instantiate_virtual_regs_in_insn): Reload address
1624 before falling back to reloading the whole operand.
1626 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1628 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1629 before the first section switch note.
1631 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1633 * doc/bugreport.texi: Update copyright years.
1634 * doc/c-tree.texi: Likewise.
1635 * doc/cfg.texi: Likewise.
1636 * doc/cpp.texi: Likewise.
1637 * doc/cppinternals.texi: Likewise.
1638 * doc/fragments.texi: Likewise.
1639 * doc/frontends.texi: Likewise.
1640 * doc/gcc.texi: Likewise.
1641 * doc/gty.texi: Likewise.
1642 * doc/hostconfig.texi: Likewise.
1643 * doc/implement-c.texi: Likewise.
1644 * doc/libgcc.texi: Likewise.
1645 * doc/loop.texi: Likewise.
1646 * doc/makefile.texi: Likewise.
1647 * doc/options.texi: Likewise.
1648 * doc/passes.texi: Likewise.
1649 * doc/rtl.texi: Likewise.
1650 * doc/sourcebuild.texi: Likewise.
1651 * doc/standards.texi: Likewise.
1652 * doc/tree-ssa.texi: Likewise.
1653 * doc/trouble.texi: Likewise.
1655 * doc/extend.texi: Use @: or add comma where appropriate.
1656 * doc/invoke.texi: Likewise.
1657 * doc/tm.texi: Likewise.
1659 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1662 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1665 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1667 * doc/md.texi (clz, ctz): Add reference.
1668 * doc/rtl.texi (clz, ctz): Likewise.
1670 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1673 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1676 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1678 * config/s390/s390.c (struct constant_pool): New field
1679 emit_pool_after added.
1680 (s390_mainpool_start): Set the emit_pool_after flag according
1681 to the section switch notes.
1682 (s390_mainpool_finish): Consider emit_pool_after when emitting
1683 the literal pool at the end of the function.
1684 (s390_chunkify_start): Force literal pool splits at section
1687 2008-02-13 Michael Matz <matz@suse.de>
1690 * var-tracking.c (clobber_variable_part): Correctly traverse the
1693 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1696 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1697 Add -fdump-ipa-inline.
1698 * tree-dump.c (dump_files): Remove tree-inlined dump.
1699 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1701 2008-02-12 Richard Guenther <rguenther@suse.de>
1703 PR tree-optimization/35171
1704 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1707 2008-02-12 Richard Guenther <rguenther@suse.de>
1710 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1711 value-preserving mode. Disallow final truncation.
1713 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1716 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1717 code from here to...
1718 (force_gimple_operand): ...here.
1720 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1723 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1724 non-compatible pointers.
1725 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1726 different FIELD_DECLs, try harder by comparing field offsets, sizes
1730 * function.c (match_asm_constraints_1): Don't replace the same input
1733 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1735 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1736 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1737 (expand_epilogue): Restore RAMPZ register.
1738 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1740 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1742 * config/i386/cygwin.asm: (__alloca): Correct calling
1743 convention and alignment.
1744 (__chkstk): Force 8 byte stack alignment.
1746 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1747 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/33992
1750 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1751 the zero we compare against.
1753 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1756 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1757 to CloseHandle after unlocking to prevent accumulation of handle
1760 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1763 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1764 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1765 and update LABEL_NUSES during and after reload.
1767 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1770 * combine.c (simplify_if_then_else): Make sure the comparison is
1771 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1773 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1776 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1777 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1778 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1779 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1780 * tree.h (get_type_static_bounds): Likewise.
1782 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1784 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1785 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1786 Make -Wfoo language annotations match what the compiler outputs.
1788 2008-02-08 Sa Liu <saliu@de.ibm.com>
1790 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1791 intrinsics spu_convts, spu_convtu, spu_convtf.
1792 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1794 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1796 * doc/extend.texi (Function Attributes) <noinline>: Mention
1797 asm ("") as method to keep calls.
1799 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1802 * doc/options.texi (Options): Replace references to opts.sh with
1804 * opts-common.c: Likewise.
1805 * optc-gen.awk: Likewise.
1807 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1809 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1811 2008-02-07 Richard Henderson <rth@redhat.com>
1814 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1815 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1818 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1820 PR tree-optimization/35085
1821 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1822 for operand entry oe2 in addition to operand entry oe3 in order to
1823 expose more opportunities for vectorizer sum reduction.
1825 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1828 * Makefile.in (LIBS): Remove $(GMPLIBS).
1829 (cc1-dummy, cc1): Add $(GMPLIBS).
1831 2008-02-06 Jan Hubicka <jh@suse.cz>
1834 * i386.md (moddf_integer): Do not produce partial memory stalls for
1835 targets where it hurts.
1837 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1840 * optabs.c (expand_float): Do not check for decimal modes when
1841 expanding unsigned integer through signed conversion.
1843 2008-02-06 Nick Clifton <nickc@redhat.com>
1845 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1846 inside the clobber with a match_operand and duplicated operand
1847 number in the constraint.
1848 (ineqbranchsi): Delete redundant comment.
1850 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1852 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1853 builtin_define ("__USE_INIT_FINI__").
1854 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1856 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1858 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1860 PR documentation/30330
1861 * doc/invoke.texi (C++ Dialect Options)
1862 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1863 For each warning option -Wfoo that allows -Wno-foo, ensure both
1864 -Wfoo and -Wno-foo are listed in the option index. Fix index
1865 entry of -Wswitch-default, index -Wnormalized= including the
1866 `=', and -Wlarger-than-@var{len} including @var{len}.
1868 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1870 * config/i386/i386.md (floatunssisf2): Use
1871 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1872 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1873 Macroize expander using MODEF mode iterator.
1875 2008-02-05 Diego Novillo <dnovillo@google.com>
1877 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1880 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1882 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1885 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1887 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1890 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1891 to indicate if a message should be generated.
1892 (init_cumulative_args): Updated.
1893 (function_value_32): Likewise.
1895 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1897 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1899 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1902 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1903 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1905 2008-02-04 Diego Novillo <dnovillo@google.com>
1907 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1910 * tree-vrp.c (vrp_evaluate_conditional): With
1911 -Wtype-limits, emit a warning when comparing against a
1912 constant outside the natural range of OP0's type.
1914 2008-02-04 Richard Guenther <rguenther@suse.de>
1917 * expr.c (count_type_elements): Give for unions instead of
1920 2008-02-04 Richard Guenther <rguenther@suse.de>
1923 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1924 to TYPE_DOMAINs base type instead of using bitsizetype here.
1926 2008-02-03 Jason Merrill <jason@redhat.com>
1928 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1930 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1933 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1934 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1935 (RS/6000 and PowerPC Options): Fix typos and markup.
1936 * doc/passes.texi (Tree-SSA passes): Likewise.
1938 2008-02-02 Michael Matz <matz@suse.de>
1941 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1942 from record_last_reg_set_info.
1943 (record_last_reg_set_info): Take an RTX argument, iterate over all
1944 constituent hardregs.
1945 (record_last_set_info, record_opr_changes): Change calls to
1946 new signature or to record_last_reg_set_info_regno.
1948 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1950 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1952 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1954 PR rtl-optimization/34773
1955 * reg-notes.def (EQUAL): Mention significance of combination of
1956 REG_EQUAL and REG_RETVAL.
1957 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1958 insn that has a REG_RETVAL.
1960 2008-02-01 Roger Sayle <roger@eyesopen.com>
1963 * configure.ac (--enable-fixed-point): Disable unless explicitly
1965 * configure: Regenerate.
1967 2008-02-01 Richard Guenther <rguenther@suse.de>
1970 * invoke.texi (-finline-limit): Remove no longer true parts
1971 of the documentation. Note that there is no default value.
1973 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1974 Mark Mitchell <mark@codesourcery.com>
1975 Ben Elliston <bje@au.ibm.com>
1978 * doc/extend.texi (Other Builtins): Document.
1980 2008-01-31 Tom Browder <tom.browder@gmail.com>
1982 * doc/c-tree.texi (Types): Fix grammar.
1983 (Expression trees): Ditto.
1984 * doc/passes.texi (Tree-SSA passes): Ditto.
1986 * doc/configterms.texi (Configure Terms): Fix typo.
1987 * doc/cpp.texi (Common Predefined Macros): Ditto.
1988 * doc/md.texi (Machine Constraints): Ditto.
1990 * doc/makefile.texi (Makefile): Add comma.
1992 2008-01-31 Tom Browder <tom.browder@gmail.com>
1993 Gerald Pfeifer <gerald@pfeifer.com>
1995 * doc/sourcebuild.texi (Front End): Remove references to CVS
1996 and CVSROOT/modules.
1997 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1998 (Back End): Remove reference to CVS.
2000 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2003 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2005 (mips16_gp_pseudo_reg): ...here.
2006 * config/mips/mips.md (load_const_gp): Replace with...
2007 (load_const_gp_<mode>): ...this :P-based insn.
2009 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2011 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2012 options. Minor fixes.
2013 (-std): Move reference to standards closer to where language
2014 standards are first mentioned.
2016 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2018 PR rtl-optimization/34995
2019 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2020 parameter and return a bool. If the rtx parameter is nonnull,
2021 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2022 (find_reloads): Update call accordingly. Pass the new operand
2023 if it needed no address reloads, otherwise pass null.
2025 2008-01-30 Richard Henderson <rth@redhat.com>
2028 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2029 for unbounded arrays.
2031 2008-01-30 Silvius Rus <rus@google.com>
2033 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2035 2008-01-30 Jan Hubicka <jh@suse.cz>
2038 * i386.c (init_cumulative_args): Use real function declaration when
2041 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2043 PR rtl-optimization/34998
2044 * global.c (build_insn_chain): Treat non-subreg_lowpart
2045 SUBREGs of pseudos as clobbering all the words covered by the
2046 SUBREG, not just all the bytes.
2047 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2048 original df_ref rather than an extract parameter.
2049 (global_conflicts): Update call accordingly.
2051 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2053 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2054 the overflow check to make it easier to read.
2055 (__fixtfdi): Change the type of the ll member in union
2056 long_double to UDItype_x.
2058 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2061 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2062 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2063 * tree-inline.c (fold_marked_statements): Call
2064 cgraph_update_edges_for_call_stmt if folding a call statement.
2065 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2066 debug_generic_stmt calls, reset it back afterwards.
2069 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2071 * c-typeck.c (build_external_ref): Don't pedwarn about
2072 static vars in current function's scope.
2074 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2076 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2078 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2081 * ipa-struct-reorg.c: Fix spelling.
2082 * params.def: Ditto.
2084 2008-01-29 Richard Guenther <rguenther@suse.de>
2087 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2089 * tree-inline.c (remap_type): Increment remapping_type_depth
2090 around remapping types.
2091 (copy_body_r): Only add referenced variables if they are referenced
2092 from code, not types.
2094 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2105 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2106 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2108 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2111 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2112 pointer for tiny stack.
2114 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2116 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2118 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2120 * config/vx-common.h: Fix typo in comment.
2122 2008-01-28 Ian Lance Taylor <iant@google.com>
2126 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2127 coalesce pointers if they have different DECL_NO_TBAA_P values.
2128 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2129 between variables with different DECL_NO_TBAA_P values.
2131 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2134 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2135 are not legitimate small data references on SPE targets.
2137 2008-01-28 David Daney <ddaney@avtrex.com>
2139 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2141 2008-01-28 David Daney <ddaney@avtrex.com>
2143 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2145 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2147 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2148 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2149 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2150 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2151 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2152 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2153 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2154 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2156 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2158 * basic-block.h (condjump_equiv_p): Fix comment.
2160 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2162 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2163 print_generic_stmt_indented): Fix comment.
2165 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2167 * configure.ac (__stack_chk_fail): Add detecion for availability
2168 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2169 * configure: Regenerate.
2171 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2174 * final.c (output_addr_const): Handle TRUNCATE.
2176 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2179 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2180 (zero_cost, infinite_cost): New constants.
2181 (struct cost_pair): Change type of cost to comp_cost.
2182 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2183 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2185 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2186 split_address_cost, ptr_difference_cost, difference_cost,
2187 get_computation_cost_at, get_computation_cost,
2188 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2189 determine_use_iv_cost_condition, determine_use_iv_costs,
2190 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2191 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2192 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2193 Change type of cost to comp_cost.
2194 (determine_iv_cost): Increase cost of non-original ivs, instead
2195 of decreasing the cost of original ones.
2196 (get_address_cost): Indicate the complexity of the addressing mode
2198 (try_add_cand_for): Prefer using ivs not specific to some object.
2199 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2201 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2202 Janis Johnson <janis187@us.ibm.com>
2205 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2206 (TARGET_INSTANTIATE_DECLS): Likewise.
2207 * target.h (expand_to_rtl_hook): New target hook.
2208 (instantiate_decls): Likewise.
2209 * function.c (instantiate_decl): Make non-static. Rename to...
2210 (instantiate_decl_rtl): ... this.
2211 (instantiate_expr): Use instantiate_decl_rtl.
2212 (instantiate_decls_1): Likewise.
2213 (instantiate_decls): Likewise.
2214 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2215 * function.h (instantiate_decl_rtl): Add prototype.
2216 * cfgexpand.c (target.h): New include.
2217 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2218 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2219 (TARGET_INSTANTIATE_DECLS): Likewise.
2220 (TARGET_INITIALIZER): New target hooks added.
2221 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2223 * config/rs6000/rs6000.c (tree-flow.h): New include.
2224 (machine_function): Add sdmode_stack_slot field.
2225 (rs6000_alloc_sdmode_stack_slot): New function.
2226 (rs6000_instantiate_decls): Likewise.
2227 (rs6000_secondary_memory_needed_rtx): Likewise.
2228 (rs6000_check_sdmode): Likewise.
2229 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2230 (TARGET_INSTANTIATE_DECLS): Likewise.
2231 (rs6000_hard_regno_mode_ok): Allow SDmode.
2232 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2233 (rs6000_emit_move): Handle SDmode.
2234 (function_arg_advance): Likewise.
2235 (function_arg): Likewise.
2236 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2237 SDmode var args for 32-bit compiles.
2238 (rs6000_secondary_reload_class): Handle SDmode.
2239 (rs6000_output_function_epilogue): Likewise.
2240 (rs6000_function_value): Simplify if statement.
2241 (rs6000_libcall_value): Likewise.
2242 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2243 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2244 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2245 (movsd_hardfloat): New define_insn.
2246 (movsd_softfloat): Likewise.
2247 (movsd_store): Likewise.
2248 (movsd_load): Likewise.
2249 (extendsddd2): Likewise.
2250 (extendsdtd2): Likewise.
2251 (truncddsd2): Likewise.
2252 (movdd_hardfloat64): Fixup comment.
2253 (UNSPEC_MOVSD_LOAD): New constant.
2254 (UNSPEC_MOVSD_STORE): Likewise.
2256 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2259 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2261 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2262 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2263 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2266 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2269 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2270 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2271 __LONGDOUBLE128 too.
2272 * config/rs6000/aix61.h: New file.
2274 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2276 PR rtl-optimization/34959
2277 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2278 popcount and parity rtxes the same mode as their operand.
2279 Truncate or extend the result to the return value's mode
2282 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2285 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2286 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2287 to GOT_VERSION_REGNUM.
2288 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2289 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2290 * config/mips/mips.c (mips_emit_call_insn): New function.
2291 (mips_call_tls_get_addr): Call mips_expand_call directly.
2292 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2294 (mips16_build_call_stub): Likewise. Return the call insn or null.
2295 (mips_expand_call): Update the call to mips16_build_call_stub
2296 accordingly and a remove redundant condition. Assert that MIPS16
2297 stubs do not use lazy binding. Use mips_emit_call_insn and return
2299 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2301 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2302 (mips_avoid_hazard): Remove hazard_set handling.
2303 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2304 (UNSPEC_RESTORE_GP): ...this.
2305 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2306 (FAKE_CALL_REGNO): Rename to...
2307 (GOT_VERSION_REGNUM): ...this.
2308 (type): Add "ghost" value. Add an associated insn reservation.
2309 (hazard_set): Remove.
2310 (exception_receiver): Rename to...
2311 (restore_gp): ...this and update the unspec identifier accordingly.
2312 (exception_receiver, nonlocal_got_receiver): New expanders.
2313 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2314 FAKE_CALL_REGNO. Remove hazard_set attribute.
2315 (set_got_version, update_got_version): New patterns.
2317 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2320 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2322 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2325 * doc/install.texi2html: Generate gcc-vers.texi.
2327 2008-01-25 DJ Delorie <dj@redhat.com>
2329 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2331 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2333 * config/c4x: Remove directory.
2334 * config.gcc (crx-*, mt-*): Mark obsolete.
2335 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2336 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2337 sh-*-rtemscoff*): Remove cases.
2338 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2339 * real.c (encode_c4x_single, decode_c4x_single,
2340 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2341 c4x_extended_format): Remove.
2342 * real.h (c4x_single_format, c4x_extended_format): Remove.
2343 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2345 (Pragmas): Remove comment about c4x pragmas.
2346 * doc/install.texi (c4x): Remove target-specific instructions.
2347 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2348 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2349 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2350 refer to C4x source files as examples.
2351 (C4X_FLOAT_FORMAT): Remove documentation.
2353 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2355 * config/bfin/bfin.c (override_options): Reorder tests so that
2356 flag_pic gets enabled for -msep-data.
2358 2008-01-25 Richard Guenther <rguenther@suse.de>
2361 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2362 to its bitfield precision if required.
2364 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2367 * tree-nested.c (walk_omp_for): New function.
2368 (convert_nonlocal_reference, convert_local_reference): Call
2369 walk_omp_for on OMP_FOR.
2370 (convert_call_expr): Call walk_body on OMP_FOR's
2371 OMP_FOR_PRE_INIT_BODY.
2373 2008-01-25 Richard Guenther <rguenther@suse.de>
2375 PR tree-optimization/34966
2376 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2377 default defs and PHI_NODEs we have to insert after the
2380 2008-01-24 Nick Clifton <nickc@redhat.com>
2382 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2383 Provide a default definition.
2384 (LIBGCC2_UNITS_PER_WORD): Likewise.
2386 * config/stormy16/stormy16.c: Include df.h for the prototype
2387 for df_regs_ever_live_p.
2388 (xstormy16_expand_builtin_va_start): Convert the stack offset
2389 into a component_ref and then use POINTER_PLUS_EXPR to add it
2390 to the incoming_virtual_args_rtx.
2391 (xstormy16_gimplify_va_arg_expr): Rename to
2392 xstormy16_gimplify_va_arg_expr.
2393 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2394 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2395 xstormy16_gimplify_va_arg_expr.
2396 Fix up some formatting issues.
2398 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2399 Move to predicates.md.
2400 (xs_hi_general_operand): Likewise.
2401 (xs_hi_nonmemory_operand): Likewise.
2402 * config/stormy16/predicates.md:
2403 (xstormy16_carry_plus_operand): New predicate.
2404 (xs_hi_general_operand): New predicate.
2405 (xs_hi_nonmemory_operand): New predicate.
2406 * config/stormy16/stormy16-protos.h:
2407 (xstormy16_carry_plus_operand): Delete prototype.
2408 (xs_hi_general_operand): Likewise.
2409 (xs_hi_nonmemory_operand): Likewise.
2411 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2412 modifiers as they are no longer needed and they can trigger
2413 reload spill failures.
2415 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2416 with a match_operand in order to help reload.
2418 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2419 constraint with 'e' for the 8th alternative as this version of
2420 the mov.w instruction only accepts the lower 8 registers.
2422 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2425 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2426 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2429 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2432 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2434 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2436 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2438 (remove_structure): Update allocations list before removing structure.
2440 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2442 * ipa-struct-reorg.c (is_safe_cond_expr,
2443 create_new_stmts_for_cond_expr): Use integer_zerop function,
2444 that recognize not only zero-pointer, but zero-integer too.
2446 2008-01-25 Ben Elliston <bje@au.ibm.com>
2449 * fixproto: Escape "." in sed expression that strips leading "./".
2451 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2454 * gcc.c (SWITCH_OK): Removed.
2455 (SWITCH_LIVE): Changed to bit.
2456 (SWITCH_FALSE): Likewise.
2457 (SWITCH_IGNORE): Likewise.
2458 (switchstr): Change live_cond to unsigned int.
2459 (process_command): Replace SWITCH_OK with 0.
2460 (do_self_spec): Likewise.
2461 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2462 (give_switch): Likewise.
2463 (used_arg): Likewise.
2464 (do_spec_1): Set the SWITCH_IGNORE bit.
2465 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2466 bits. Set the SWITCH_LIVE bit.
2468 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2470 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2472 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2474 PR tree-optimization/34472
2475 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2476 parameter to a "bool *" and set *DATA to false if there is
2477 an unsafe access. Do not delete the structure here.
2478 (check_cond_exprs): Delete it here instead.
2479 (check_cond_exprs, exclude_cold_structs): Do not increase
2480 I when removing a structure.
2482 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2486 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2488 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2491 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2492 a fixed vector for stack.
2494 2008-01-24 Ben Elliston <bje@au.ibm.com>
2497 * doc/gcc.texi (Software development): Add a direntry for g++.
2499 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2501 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2502 stale and straggling -fforce-addr comments above.
2504 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2506 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2507 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2509 2008-01-23 Michael Matz <matz@suse.de>
2512 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2515 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2517 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2520 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2522 * config/avr/avr.c (avr_current_arch): New variable.
2523 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2524 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2525 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2526 (avr_override_options): Init 'avr_current_arch'.
2527 (base_arch_s): Move from here...
2528 * config/avr/avr.h (base_arch_s): ... here. Add new members
2529 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2530 'mega' to 'have_jmp_call'.
2531 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2532 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2534 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2536 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2537 MULTILIB_MATCHES): (Ditto.).
2539 2008-01-23 Richard Guenther <rguenther@suse.de>
2542 * cgraphunit.c (cgraph_reset_node): Always mark the node
2543 not reachable if it is not queued already.
2545 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2547 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2548 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2549 (cputype_selected): New static variable.
2550 (bfin_handle_option): Set it if -mcpu is used.
2551 (override_option): Select default set of workarounds if no cpu type
2552 selected on the command line.
2553 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2555 From Michael Frysinger <michael.frysinger@analog.com>
2556 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2557 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2559 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2560 for bf547, bf523, bf524, and bf526.
2561 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2563 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2564 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2565 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2566 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2567 * doc/invoke.texi (Blackfin Options): Document that
2568 -mcpu now accept bf547, bf523, bf524, and bf526.
2570 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2572 PR rtl-optimization/34628
2573 * combine.c (try_combine): Stop and undo after the first combination
2574 if an autoincrement side-effect on the first insn has effectively
2577 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2580 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2581 Offset addresses are not valid for Altivec or paired float modes.
2583 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2586 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2587 if DECL_INITIAL (decl) is error_mark_node.
2590 * c-common.c (handle_vector_size_attribute): Only allow
2591 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2592 the same way as pointer, array etc. types.
2593 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2596 * tree.c (build_type_attribute_qual_variant): Call
2597 build_qualified_type if attributes are equal, but quals are not.
2599 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2602 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2603 * flags.h (warn_strict_aliasing): Remove.
2604 (warn_strict_overflow): Remove.
2605 * opts.c (warn_strict_aliasing): Remove.
2606 (warn_strict_overflow): Remove.
2607 * c-opts.c (c_common_handle_option): -Wall only sets
2608 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2609 (c_common_post_options): Give default values to -Wstrict-aliasing
2610 and -Wstrict-overflow if they are uninitialized.
2611 * common.opt (Wstrict-aliasing): Specify Var and Init.
2612 (Wstrict-overflow): Likewise.
2614 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2616 PR rtl-optimization/26854
2617 PR rtl-optimization/34400
2618 PR rtl-optimization/34884
2619 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2621 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2622 (df_rd_bb_info.expanded_lr_out): Deleted
2623 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2624 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2625 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2626 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2627 Removed code to allocate, initialize or free expanded_lr_out.
2628 (df_rd_bb_local_compute_process_def): Restructured to make more
2630 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2631 sets if the sets are being trimmed.
2633 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2636 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2637 (as_vers): Likewise.
2638 * configure: Regenerated.
2640 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2643 * tree-pass.h (pass_build_alias): New pass.
2644 * tree-ssa-alias.c (gate_build_alias): New.
2645 (pass_build_alias): New.
2646 * passes.c (init_optimization_passes): Add pass_build_alias after
2647 pass_create_structure_vars.
2649 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2651 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2652 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2653 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2654 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2655 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2656 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2657 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2658 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2659 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2660 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2661 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2662 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2663 * config/s390/s390.md (FP_ALL): New mode iterator.
2664 (_d): New mode attribute.
2665 ("*signbit<mode>2>"): Changed mode of first operand.
2666 ("isinf<mode>2"): Changed mode of first operand.
2667 ("*TDC_insn"): Adaptation for DFP modes.
2669 2008-01-22 Ben Elliston <bje@au.ibm.com>
2671 * tree.c (check_qualified_type): Improve function description.
2673 2008-01-21 Jason Merrill <jason@redhat.com>
2676 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2677 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2680 2008-01-21 DJ Delorie <dj@redhat.com>
2682 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2685 2008-01-21 Richard Guenther <rguenther@suse.de>
2688 * tree-cfg.c (verify_expr): Allow all invariant expressions
2689 instead of just constant class ones as reference argument.
2690 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2691 like any other constant.
2692 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2694 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2696 * regmove.c (fixup_match_1): Update call crossed frequencies.
2698 2008-01-21 Richard Guenther <rguenther@suse.de>
2701 * tree-inline.c (setup_one_parameter): Deal with mismatched
2702 types using a VIEW_CONVERT_EXPR.
2704 2008-01-21 Alon Dayan <alond@il.ibm.com>
2705 Olga Golovanevsky <olga@il.ibm.com>
2707 PR tree-optimization/34701
2708 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2709 when the structure size is not a power of 2.
2711 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2713 * doc/install.texi: Add doc for --enable-checking=df.
2715 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2717 PR rtl-optimization/34808
2718 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2720 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2722 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2725 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2727 PR rtl-optimization/26854
2728 PR rtl-optimization/34400
2729 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2731 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2732 (df_rd_bb_info.expanded_lr_out): New.
2733 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2734 * loop_iv.c (iv_analysis_loop_init): Ditto.
2735 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2736 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2737 Added code to allocate, initialize or free expanded_lr_out.
2738 (df_rd_bb_local_compute_process_def): Restructured to make
2739 more understandable.
2740 (df_rd_confluence_n): Add code to do nothing with fake edges and
2741 code to no apply invalidate_by_call sets if the sets are being trimmed.
2742 (df_lr_local_finalize): Renamed to df_lr_finalize.
2743 (df_live_local_finalize): Renamed to df_live_finalize.
2745 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2748 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2749 deciding whether to use reciprocal instructions.
2751 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2753 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2754 dwarf2out_note_section_used if cold_text_section is NULL.
2756 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2758 PR gcov-profile/34610
2759 * tree-cfg.c (make_edges): Mark both outgoing edges from
2760 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2761 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2762 from OMP_FOR and OMP_CONTINUE outgoing edges.
2764 * tree-profile.c (tree_profiling): Return early if
2765 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2767 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2768 from cfun to child_cfun.
2769 * function.h (struct function): Add after_tree_profile bit.
2771 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2773 * config/avr/avr.S (_exit): Disable interrupt.
2775 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2776 Steven Bosscher <stevenb.gcc@gmail.com>
2778 PR rtl-optimization/26854
2779 PR rtl-optimization/34400
2780 * df-problems.c (df_live_scratch): New scratch bitmap.
2781 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2782 (df_live_reset): Clear the proper bitmaps.
2783 (df_live_bb_local_compute): Only process the artificial defs once
2784 since the order is not important.
2785 (df_live_init): Init the df_live sets only with the variables
2786 found live by df_lr.
2787 (df_live_transfer_function): Use the df_lr sets to prune the
2788 df_live sets as they are being computed.
2789 (df_live_free): Free df_live_scratch.
2791 2008-01-18 Ian Lance Taylor <iant@google.com>
2793 * common.opt: Add fmerge-debug-strings.
2794 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2795 flag_merge_debug_strings rather than flag_merge_constants.
2796 * doc/invoke.texi (Option Summary): Mention
2797 -fmerge-debug-strings.
2798 (Debugging Options): Document -fmerge-debug-strings.
2800 2008-01-18 Ian Lance Taylor <iant@google.com>
2803 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2804 (struct tree_function_decl): Add new field operator_new_flag.
2805 * tree-inline.c (expand_call_inline): When inlining a call to
2806 operator new, force the return value to go into a variable, and
2807 set DECL_NO_TBAA_P on that variable.
2808 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2810 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2813 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2814 DWARF2_DEBUGGING_INFO.
2815 (dwarf2out_note_section_used): Ditto. Add prototype.
2816 (have_multiple_function_sections, text_section_used,
2817 cold_text_section_used, *cold_text_sections): Move declarations
2820 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2822 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2823 field and add signal_ra.
2824 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2825 assignments to frame state pc. Move end of stack check after
2826 MD_FALLBACK_FRAME_STATE_FOR.
2827 (uw_update_context_1): Use frame state signal_regs if set, instead
2828 of checking signal_frame flag.
2829 (uw_update_context): Use frame state signal_ra if set.
2830 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2831 * config/xtensa/linux-unwind.h: New file.
2833 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2835 * modulo-sched.c (get_sched_window): Fix comment typo.
2837 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2839 PR tree-optimization/34648
2840 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2842 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2844 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2845 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2847 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2849 PR rtl-optimization/34400
2850 * df-core.c (df_worklist_dataflow_overeager,
2851 df_worklist_dataflow_doublequeue): New functions.
2852 (df_worklist_dataflow): Two different worklist solvers.
2853 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2856 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2859 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2860 and ftree-parallelize-loops.
2862 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2864 PR rtl-optimization/34826
2865 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2867 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2869 * global.c (find_reg): Mark the eh regs as used if necessary.
2870 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2871 * ra.h (struct allocno): no_eh_reg field added. Changed
2872 no_stack_reg type to bitfield.
2874 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2876 * tree.c (substitute_in_expr): Add missing 'break'.
2878 2008-01-17 Richard Guenther <rguenther@suse.de>
2880 PR tree-optimization/34825
2881 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2882 x / x as division to handle.
2884 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2886 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2887 "-pthread" is specified.
2888 * pa-hpux11.h (LIB_SPEC): Likewise.
2890 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2891 Peter Bergner <bergner@vnet.ibm.com>
2893 PR rtl-optimization/33796
2894 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2896 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2898 PR libgfortran/34699
2899 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2901 * pa-hpux10.h (LINK_SPEC): Likewise.
2902 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2904 2008-01-16 Richard Guenther <rguenther@suse.de>
2907 * fold-const.c (fold_convert_const_int_from_int): Do not
2908 set overflow if that occured only because of a sign extension
2909 change when converting from/to a sizetype with the same
2910 precision and signedness.
2912 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2915 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2916 location address to the correct place. Update copyright year.
2918 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2920 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2921 no dependences in the dependence_relations vector.
2923 2008-01-16 Jan Hubicka <jh@suse.cz>
2925 PR rtl-optimization/31396
2926 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2927 * cfg.c (dump_reg_info): Print it.
2928 * regs.h (struct reg_info_t): add freq_calls_crossed.
2929 (REG_FREQ_CALLS_CROSSED): New macro.
2930 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2931 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2932 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2933 regmove_optimize): Update call crossed frequencies.
2934 * local-alloc.c (struct qty): Add freq_calls_crossed.
2935 (alloc_qty): Copute freq_calls_crossed.
2936 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2937 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2938 * ra.h (struct allocno): Add freq_calls_crossed.
2940 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2942 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2943 libgomp when compiling with ftree-parallelize-loops.
2944 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2946 2008-01-16 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/34769
2949 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2950 * tree.c (int_cst_value): Instead make this function more
2951 permissive in what it accepts as valid input. Document this
2952 function always sign-extends the value.
2954 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2955 Richard Guenther <rguenther@suse.de>
2958 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2959 (gimple_fold_indirect_ref_rhs): ... this.
2960 (gimple_fold_indirect_ref): New function with foldings
2961 that preserve lvalueness.
2962 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2963 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2964 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2965 to fold an INDIRECT_REF, fall back to the old use of
2966 fold_indirect_ref_1.
2968 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2970 * tree-data-ref.c (subscript_dependence_tester_1): Call
2971 free_conflict_function.
2972 (compute_self_dependence): Same.
2974 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2977 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2978 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2980 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2981 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2982 for DWARF2_UNWIND_INFO targets.
2984 2008-01-16 Richard Guenther <rguenther@suse.de>
2987 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2988 type qualifiers for function types.
2990 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2992 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2993 loop_iterator li from previous commit.
2995 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2997 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2999 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3001 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3002 (parallelize_loops): Don't parallelize irreducible components.
3004 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3007 * c-opts (c_common_post_options): Do not enable CPP
3008 flag_pedantic_errors by default.
3010 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3012 PR rtl-optimization/31944
3013 * cse.c (remove_pseudo_from_table): New function.
3014 (merge_equiv_classes): Use above function to remove pseudo-registers.
3015 (invalidate): Likewise.
3017 2008-01-13 Richard Guenther <rguenther@suse.de>
3020 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3021 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3023 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3025 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3026 validate_change to unshare the source of the PC set.
3028 2008-01-12 Jan Hubicka <jh@suse.cz>
3031 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3032 references above array bounds. This might trigger bounds checks for
3035 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3037 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3038 new_replaceable_dependencies.
3040 2008-01-12 Doug Kwan <dougkwan@google.com>
3042 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3043 instead of OPT_Wreturn_type in warning due to ignored return type
3045 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3046 options included in -Wextra.
3047 * c.opt: New option -Wignored_qualifiers.
3048 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3049 -Wignore_qualifiers.
3050 (-Wignored-qualifiers): Document.
3051 (-Wreturn-type): Remove description of functionality now handled
3052 by -Wignored-qualifiers.
3054 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3057 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3058 NOP_EXPR if it is between integral types with the same precision.
3060 2008-01-12 Jan Hubicka <jh@suse.cz>
3063 * invoke.texi (max-inline-recursive-depth): Fix default value.
3065 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3067 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3070 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3072 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3074 2008-01-11 James E. Wilson <wilson@specifix.com>
3077 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3079 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3081 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3082 save/restore frame pointer register and don't use 'call-prologues'
3083 optimization in function with "OS_task" attribute.
3085 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3088 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3089 when copying to memory.
3091 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3093 PR rtl-optimization/30905
3094 * cfgcleanup.c: Include dce.h
3095 (crossjumps_occured): New global variable.
3096 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3097 If something changed, set crossjumps_occured to true.
3098 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3099 Don't add/remove fake edges to exit here...
3100 (cleanup_cfg): ...but do it here, when crossjumping.
3101 Run a fast DCE when successful crossjumps occured in the latest
3102 iteration of try_optimize_cfg.
3104 2008-01-11 Richard Guenther <rguenther@suse.de>
3106 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3107 (struct vn_unary_op_s): Likewise.
3108 (vn_reference_insert): Free old reference on hash collision.
3110 2008-01-10 Raksit Ashok <raksit@google.com>
3112 PR rtl-optimization/27971
3113 * combine.c (find_split_point): Split PLUS expressions which are
3114 inside a MEM rtx, and whose first operand is complex.
3116 2008-01-10 DJ Delorie <dj@redhat.com>
3118 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3119 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3120 (m32c_hard_regno_ok): Call the underlying function.
3122 2008-01-10 Richard Guenther <rguenther@suse.de>
3125 * tree-cfg.c (tree_merge_blocks): Do not go through the
3126 full-blown folding and stmt updating path if we just deal
3127 with virtual operands.
3128 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3129 test for abnormal SSA_NAMEs.
3131 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3134 * reload.c (push_reload): Add assertions. All constants from
3135 reg_equiv_constant should have been used for replacing the respective
3137 (find_reloads_address): Invoke find_reloads_address_part for
3138 constant taken from the reg_equiv_constant array.
3140 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3142 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3143 field (valnum) the first in the struct. Replace bools with
3146 2008-01-10 Richard Guenther <rguenther@suse.de>
3148 PR tree-optimization/34651
3149 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3150 types and ordering for masking and converting.
3152 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3154 PR tree-optimization/34017
3155 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3156 also for PHI_NODE expressions.
3158 2008-01-09 Jan Hubicka <jh@suse.cz>
3160 PR tree-optimization/34708
3161 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3162 based on number of case labels.
3163 (init_inline_once): Remove switch_cost.
3164 * tree-inline.h (eni_weights_d): Remove switch_cost.
3166 2008-01-09 Richard Guenther <rguenther@suse.de>
3167 Andrew Pinski <andrew_pinski@playstation.sony.com>
3170 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3171 temporary if an rvalue is ok or an lvalue is not required.
3173 2008-01-09 Richard Guenther <rguenther@suse.de>
3176 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3179 2008-01-09 Richard Guenther <rguenther@suse.de>
3182 * tree.c (host_integerp): Check for sizetype only if the
3183 type is an integer type.
3185 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3188 * opts.c (decode_options): Disable inlining of functions called
3189 once if not in unit-at-a-time mode.
3191 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3193 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3195 2008-01-08 Richard Guenther <rguenther@suse.de>
3198 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3199 out early if the result will be unused.
3201 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3206 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3210 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3212 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3213 for vectorization tuned.
3215 2008-01-08 Richard Guenther <rguenther@suse.de>
3217 PR tree-optimization/34683
3218 * tree-ssa-operands.c (operand_build_cmp): Export.
3219 * tree-ssa-operands.h (operand_build_cmp): Declare.
3220 * tree-vn.c (vuses_compare): Remove.
3221 (sort_vuses): Use operand_build_cmp.
3222 (sort_vuses_heap): Likewise.
3223 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3224 to re-use old VEC if available. Do not sort already sorted VUSEs.
3225 (vdefs_to_vec): Do not sort already sorted VDEFs.
3227 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3230 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3232 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3235 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3236 limitations of reciprocal sequences on x86 targets.
3238 2008-01-08 Richard Guenther <rguenther@suse.de>
3240 PR tree-optimization/34683
3241 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3243 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3246 * config/darwin.c (darwin_mergeable_string_section): Don't use
3247 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3249 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3252 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3253 negxf2. Macroize expander using X87MODEF mode iterator. Change
3254 predicates of op0 and op1 to register_operand.
3255 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3256 expander using X87MODEF mode iterator. Change predicates of
3257 op0 and op1 to register_operand.
3258 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3259 corresponding patterns and macroize using MODEF macro. Change
3260 predicates of op0 and op1 to register_operand and remove
3261 "m" constraint. Disparage "r" alternative with "!".
3262 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3263 macroize using X87MODEF macro. Change predicates of op0 and op1
3264 to register_operand and remove "m" constraint. Disparage "r"
3265 alternative with "!".
3266 (absneg splitter with memory operands): Remove.
3267 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3268 patterns and macroize using X87MODEF mode iterator.
3269 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3270 Change predicate of op1 to register_operand.
3271 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3272 for memory operands.
3274 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3276 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3278 2008-01-07 Richard Guenther <rguenther@suse.de>
3280 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3283 2008-01-07 Richard Guenther <rguenther@suse.de>
3285 PR tree-optimization/34683
3286 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3287 VOPs of the needed size to save memory. Use VEC_quick_push
3288 to save compile-time.
3289 (vdefs_to_vec): Likewise.
3291 2008-01-07 Sa Liu <saliu@de.ibm.com>
3293 * config/spu/spu.md (divdf3): Genetate inline code for double
3294 division. The implementation doesn't handle INF or NAN, therefore it
3295 only applies when -ffinite-math-only is given.
3297 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3300 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3301 * doc/cpp.texi ([Common Predefined Macros]): Document.
3303 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3306 order to use commutative addition instead of subtraction.
3308 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3309 Mircea Namolaru <namolaru@il.ibm.com>
3310 Vladimir Yanovsky <yanov@il.ibm.com>
3311 Revital Eres <eres@il.ibm.com>
3313 PR tree-optimization/34263
3314 * tree-outof-ssa.c (process_single_block_loop_latch,
3315 contains_tree_r): New functions.
3316 (analyze_edges_for_bb): Call process_single_block_loop_latch
3317 function to empty single-basic-block latch block if possible.
3319 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3323 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3325 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3327 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3329 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3331 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3333 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3335 PR tree-optimization/34618
3336 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3339 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3343 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3344 Update copyright year.
3346 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3347 Update copyright year.
3348 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3351 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3353 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3354 edge does not point to current bb before changing need_assert.
3356 2008-01-04 Richard Guenther <rguenther@suse.de>
3359 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3360 for verifying purposes if they are is_gimple_min_invariant.
3362 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3364 PR tree-optimization/34448
3365 PR tree-optimization/34465
3366 * gimplify.c (gimplify_init_constructor): Add new parameter
3367 notify_temp_creation. Use it.
3368 (gimplify_modify_expr_rhs): Take volatiles into account when
3369 optimizing constructors.
3370 Do not optimize constructors if gimplify_init_constructor will dump to
3372 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3373 * gcc.c-torture/compile/pr34448.c: New.
3375 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3377 PR gcov-profile/34609
3378 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3379 return_slot if result is TREE_ADDRESSABLE.
3381 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3383 * config/mips/mips.md (sqrt_condition): Tweak comment.
3384 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3386 2008-01-03 Tom Tromey <tromey@redhat.com>
3389 * c-common.c (c_type_hash): Handle VLAs.
3391 2008-01-03 Jan Hubicka <jh@suse.cz>
3393 PR tree-optimization/31081
3394 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3395 0 when inlining and not inlining to first basic block.
3396 (remap_decl): When var is initialized to 0, don't set default_def.
3397 (expand_call_inline): Set entry_bb.
3398 * tree-inline.h (copy_body_data): Add entry_bb.
3400 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3403 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3406 PR tree-optimization/29484
3407 * tree-inline.c (inline_forbidden_p_2): New function.
3408 (inline_forbidden_p): Disallow inlining if some static var
3409 has an address of a local LABEL_DECL in its initializer.
3410 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3413 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3415 PR tree-optimization/34635
3416 * tree-data-ref.c (add_other_self_distances): Make sure that the
3417 evolution step is constant.
3419 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3422 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3424 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3426 * tree-sra.c (scalarize_init): Insert the generate_element_init
3427 statements after the generate_element_zero statements.
3429 2008-01-02 Richard Guenther <rguenther@suse.de>
3433 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3434 for very large number of operands instead of ICEing.
3436 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3439 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3440 while stack probing.
3442 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3444 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3447 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3450 * tree-mudflap.c (mx_register_decls): Guard warning by
3451 !DECL_ARTIFICIAL check.
3453 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3455 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3456 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3457 sse5_perm<mode>): Fix constraints.
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