1 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7 * tree-flow-inline.h (next_readonly_imm_use): Return
8 NULL_USE_OPERAND_P after the end.
10 2008-03-01 Richard Guenther <rguenther@suse.de>
12 PR tree-optimization/35411
13 * tree-sra.c (sra_build_assignment): Split conversion to
14 final type to a separate statement if we are not assigning
17 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19 * fold-const.c (fold_convertible_p): Correct the logic to follow
20 that in fold_convert().
22 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25 * tree-inline.c (build_duplicate_type): When we make a
26 duplicate type, make it unique in the canonical types system.
28 2008-02-29 Tom Tromey <tromey@redhat.com>
30 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
31 input_file_stack_history, input_file_stack_restored): Remove.
32 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
33 * input.h (struct file_stack): Remove.
34 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
35 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
37 * diagnostic.h (struct diagnostic_context) <last_module>: Change
39 (diagnostic_last_module_changed): Add 'map' argument.
40 (diagnostic_set_last_function): Likewise.
41 * diagnostic.c (undiagnostic_report_current_module): Iterate using
42 line map, not input_file_stack.
43 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
45 2008-02-29 Paul Brook <paul@codesourcery.com>
47 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
49 2008-02-29 Paul Brook <paul@codesourcery.com>
51 * config/arm/ieee754-df.S (muldf3): Use RET macros.
53 2008-02-29 Richard Guenther <rguenther@suse.de>
55 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
57 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
58 value for comparing for a store match.
59 (simplify_unary_expression): Do nothing for SSA_NAMEs.
60 (try_to_simplify): Do not do a full-blown reference lookup.
62 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
64 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
65 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
67 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
69 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
71 * tree-loop-linear.c (try_interchange_loops): Compare memory access
72 strides against cache sizes.
74 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
76 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
79 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
81 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
82 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
83 is smaller than the original promoted value.
84 (simplify_subreg): If OP is a SUBREG, try to preserve its
85 SUBREG_PROMOTED_VAR_P information.
87 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
89 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
90 (VN_INFO_GET): Allocate new objects on the obstack.
91 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
92 for rpo_numbers_temp, for consistency.
93 (free_scc_vn): Free the obstack.
95 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
97 * doc/invoke.texi: Document -ftree-loop-distribution.
98 * tree-loop-distribution.c: New.
99 * tree-pass.h (pass_loop_distribution): New.
100 * graphds.h (struct graph): Add htab_t indices.
101 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
102 * tree-vectorizer.c (rename_variables_in_loop): Extern.
103 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
104 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
105 * tree-data-ref.c (debug_data_dependence_relations): New.
106 (dump_data_dependence_relation): Also print data references.
107 (free_data_ref): Extern.
108 (same_access_functions): Moved...
109 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
110 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
111 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
112 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
113 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
114 (stmts_from_loop): Skip LABEL_EXPR.
115 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
116 (build_rdg): Initialize rdg->indices htab.
117 (free_rdg, stores_from_loop, ref_base_address,
118 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
119 have_similar_memory_accesses_1, ref_base_address_1,
120 remove_similar_memory_refs): New.
121 * tree-data-ref.h: Depend on tree-chrec.h.
122 (debug_data_dependence_relations, free_data_ref): Declared.
123 (same_access_functions): ... here.
124 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
125 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
126 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
127 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
128 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
129 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
130 rdg_vertex_for_stmt): Declared.
131 (struct rdg_edge): Add level.
133 (free_rdg, stores_from_loop, remove_similar_memory_refs,
134 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
135 (rdg_has_similar_memory_accesses): New.
136 * tree-vect-analyze.c: Remove unused static decls.
137 * lambda.h (dependence_level): New.
138 * common.opt (ftree-loop-distribution): New.
139 * tree-flow.h (mark_virtual_ops_in_bb,
140 slpeel_tree_duplicate_loop_to_edge_cfg,
141 rename_variables_in_loop): Declared.
142 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
143 (OBJS-common): Add tree-loop-distribution.o.
144 (tree-loop-distribution.o): New rule.
145 * tree-cfg.c (mark_virtual_ops_in_bb): New.
146 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
147 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
149 2008-02-28 Joseph Myers <joseph@codesourcery.com>
152 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
153 other than structures and unions.
155 2008-02-28 Richard Guenther <rguenther@suse.de>
158 2008-02-26 Richard Guenther <rguenther@suse.de>
160 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
161 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
162 (lookup_decl_from_uid): Declare.
163 (remove_decl_from_map): Likewise.
164 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
165 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
166 (decl_for_uid_map): New global hashtable mapping DECL_UID
168 (init_ttree): Allocate it.
169 (insert_decl_to_uid_decl_map): New helper function.
170 (make_node_stat): Insert new decls into the map.
171 (copy_node_stat): Likewise.
172 (lookup_decl_from_uid): New function.
173 (remove_decl_from_map): Likewise.
174 (print_decl_for_uid_map_statistics): New helper.
175 (dump_tree_statistics): Call it.
177 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
178 (referenced_var_iterator): Adjust.
179 (FOR_EACH_REFERENCED_VAR): Adjust.
180 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
181 (num_referenced_vars): Adjust.
182 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
183 (first_referenced_var): Remove.
184 (end_referenced_vars_p): Likewise.
185 (next_referenced_var): Likewise.
186 (referenced_var_iterator_set): New helper function.
187 * tree-dfa.c (referenced_var_lookup): Adjust.
188 (referenced_var_check_and_insert): Likewise.
189 (remove_referenced_var): Likewise.
190 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
192 (verify_call_clobbering): Likewise.
193 (verify_memory_partitions): Likewise.
194 (init_tree_ssa): Allocate bitmap instead of hashtable for
196 (delete_tree_ssa): Adjust.
197 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
198 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
199 (compute_tag_properties): Likewise.
200 (set_initial_properties): Likewise.
201 (find_partition_for): Likewise.
202 (update_reference_counts): Likewise.
203 (dump_may_aliases_for): Likewise.
204 * tree-ssa-operands.c (add_virtual_operand): Likewise.
205 (add_call_clobber_ops): Likewise.
206 (add_call_read_ops): Likewise.
207 (get_asm_expr_operands): Likewise.
208 * tree-into-ssa.c (dump_decl_set): Likewise.
209 (update_ssa): Likewise.
210 * tree-sra.c (scan_function): Likewise.
211 (decide_instantiations): Likewise.
212 (scalarize_parms): Likewise.
213 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
214 (dsa_named_for): Likewise.
215 * tree-ssa-structalias.c (update_alias_info): Likewise.
216 (merge_smts_into): Likewise.
218 2008-02-27 David Daney <ddaney@avtrex.com>
221 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
222 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
223 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
224 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
225 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
227 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
230 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
231 (BUILT_IN_NEXTTOWARD): Remove.
232 (BUILT_IN_NEXTTOWARDF): Ditto.
233 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
234 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
236 2008-02-27 Tom Tromey <tromey@redhat.com>
238 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
239 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
241 2008-02-27 Jan Beulich <jbeulich@novell.com>
243 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
244 update the respective field on newdecl.
246 2008-02-27 Revital Eres <eres@il.ibm.com>
248 PR rtl-optimization/34999
249 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
250 crossing edges that ends with a call insn.
251 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
252 call insn and clear the EDGE_CROSSING flag of the crossing edge
253 when fixing fallthru edges.
255 2008-02-27 Richard Guenther <rguenther@suse.de>
258 * fold-const.c (fold_unary): Return the correct argument,
259 converted to the result type.
261 2008-02-27 Richard Guenther <rguenther@suse.de>
264 * expr.c (expand_expr_real_1): Assert on rotates that operate
266 * fold-const.c (fold_binary): Use the types precision, not the
267 bitsize of the mode if folding rotate expressions. Build rotates
270 2008-02-27 Jakub Jelinek <jakub@redhat.com>
272 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
274 * c-pragma.c (pragma_ns_name): New typedef.
275 (registered_pp_pragmas): New variable.
276 (c_pp_lookup_pragma): New function.
277 (c_register_pragma_1): If flag_preprocess_only, do nothing
278 for non-expanded pragmas, for expanded ones push pragma's
279 namespace and name into registered_pp_pragmas vector.
280 (c_invoke_pragma_handler): Register OpenMP pragmas even when
281 flag_preprocess_only, don't register GCC pch_preprocess
282 pragma if flag_preprocess_only.
283 * c-opts.c (c_common_init): Call init_pragma even if
284 flag_preprocess_only.
285 * c-pragma.c (c_pp_lookup_pragma): New prototype.
286 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
287 cpp_register_pragma if flag_preprocess_only.
289 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
292 * c-parser.c (c_parser_translation_unit): Warn for empty
293 translation unit, not empty source file.
295 2008-02-26 Paul Brook <paul@codesourcery.com>
297 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
299 * config/arm/arm.h (reg_class): Add CORE_REGS.
300 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
301 (BASE_REG_CLASS): Use CORE_REGS.
302 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
303 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
304 (REGNO_OK_FOR_INDEX_P): Exclude SP.
305 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
306 ARM_REGNO_OK_FOR_INDEX_P.
307 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
308 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
309 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
310 (ldm/stm peepholes): Ditto.
311 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
312 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
313 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
314 * config/arm/constraints.md: Enable "k" constraint on ARM.
316 2008-02-27 Ben Elliston <bje@au.ibm.com>
318 * config/rs6000/rs6000.c: Annotate cache line size field in all
319 instances of struct processor_costs.
321 2008-02-26 David Edelsohn <edelsohn@gnu.org>
323 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
324 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
325 jump_bypass): New counters.
326 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
327 * dce.c (gate_ud_dce): Same.
328 (gate_fast_dce): Same.
329 * dse.c (gate_dse1): New function.
330 (gate_dse2): New function.
331 (gate_dse): Merge results of new gate functions.
332 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
333 (gate_handle_jump_bypass): Add dbg_cnt.
334 (gate_handle_gcse): Add dbg_cnt.
335 * ifcvt.c (gate_handle_if_conversion): Same.
336 (gate_handle_if_after_combine): Same.
337 (gate_handle_if_after_reload): Same.
338 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
340 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
342 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
344 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
346 2008-02-26 Jason Merrill <jason@redhat.com>
349 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
350 alone if it's the naming decl for the type's main variant.
352 2008-02-26 Tom Tromey <tromey@redhat.com>
354 * system.h (USE_MAPPED_LOCATION): Poison.
355 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
356 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
357 (make_goto_expr_edges): Likewise.
358 (remove_bb): Likewise.
359 (execute_warn_function_return): Likewise.
360 * basic-block.h (struct edge_def) <goto_locus>: Change type to
362 * c-common.c (fname_decl): Remove old location code.
363 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
365 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
367 (ASM_INPUT_SOURCE_LOCATION): Likewise.
368 (gen_rtx_ASM_INPUT): Likewise.
369 (gen_rtx_ASM_INPUT_loc): Likewise.
370 (get_rtx_asm_OPERANDS): Remove.
371 * cfglayout.c (insn_locators_alloc): Remove old location code.
372 (set_curr_insn_source_location): Likewise.
373 (curr_insn_locator): Likewise.
374 * print-tree.c (print_node): Remove old location code.
375 * tree-mudflap.c (mf_varname_tree): Remove old location code.
376 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
377 * cfgexpand.c (expand_gimple_cond_expr): Don't use
379 (construct_exit_block): Remove old location code.
380 * emit-rtl.c (force_next_line_note): Remove old location code.
381 * profile.c (branch_prob): Remove old location code.
382 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
383 LOC_LINE): Remove old-location variants.
384 * langhooks.c (lhd_print_error_function): Remove old location
386 * configure, config.in: Rebuilt.
387 * configure.ac (--enable-mapped-location): Remove.
388 * c-decl.c (c_init_decl_processing): Remove old location code.
389 (finish_function): Likewise.
390 * recog.c (decode_asm_operands): Remove old location code.
391 * c-pch.c (c_common_read_pch): Remove old location code.
392 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
394 * gimple-low.c (lower_function_body): Remove old location code.
395 * toplev.c (unknown_location): Remove.
396 (push_srcloc): Remove old-location variant.
397 (process_options): Remove old location code.
398 (lang_dependent_init): Likewise.
399 * input.h (UNKNOWN_LOCATION): Move definition.
400 (location_t): Undeprecate.
401 (source_locus): Remove.
402 (location_from_locus): Remove.
403 (struct location_s): Remove.
404 Remove all old-location code.
405 (input_line, input_filename): Remove.
406 * final.c (final_scan_insn): Remove old location code.
407 * diagnostic.c (diagnostic_build_prefix): Remove
408 USE_MAPPED_LOCATION test.
409 * tree.h (gimple_stmt) <locus>: Now a location_t.
410 (tree_exp) <locus>: Likewise.
411 (DECL_IS_BUILTIN): Remove old-location variant.
412 (annotate_with_file_line, annotate_with_locus): Likewise.
413 (expr_locus, set_expr_locus): Update.
414 * tree.c (build1_stat): Remove old location code.
415 (last_annotated_node): Remove.
416 (annotate_with_file_line): Remove old-location variant.
417 (annotate_with_locus): Likewise.
418 (expr_location): Remove old location code.
419 (set_expr_location): Likewise.
420 (expr_has_location): Likewise.
421 (expr_locus): Likewise.
422 (set_expr_locus): Likewise.
423 (expr_filename): Don't use location_from_locus.
424 (expr_lineno): Likewise.
425 * rtl-error.c (location_for_asm): Remove old location code.
426 * c-lex.c (cb_line_change): Remove old location code.
427 (fe_file_change): Likewise.
428 (cb_def_pragma): Likewise.
429 (c_lex_with_flags): Likewise.
430 * gengtype.c (do_typedef): Don't special-case location types.
431 (define_location_structures): Remove.
432 (main): Don't call define_location_structures.
433 * tree-pretty-print.c (dump_implicit_edges): Remove old location
436 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
439 * builtins.def (BUILT_IN_STDARG_START): Remove.
440 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
441 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
442 * tree-inline.c (inline_forbidden_p_1): Likewise.
444 2008-02-26 Richard Guenther <rguenther@suse.de>
446 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
447 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
448 (lookup_decl_from_uid): Declare.
449 (remove_decl_from_map): Likewise.
450 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
451 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
452 (decl_for_uid_map): New global hashtable mapping DECL_UID
454 (init_ttree): Allocate it.
455 (insert_decl_to_uid_decl_map): New helper function.
456 (make_node_stat): Insert new decls into the map.
457 (copy_node_stat): Likewise.
458 (lookup_decl_from_uid): New function.
459 (remove_decl_from_map): Likewise.
460 (print_decl_for_uid_map_statistics): New helper.
461 (dump_tree_statistics): Call it.
463 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
464 (referenced_var_iterator): Adjust.
465 (FOR_EACH_REFERENCED_VAR): Adjust.
466 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
467 (num_referenced_vars): Adjust.
468 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
469 (first_referenced_var): Remove.
470 (end_referenced_vars_p): Likewise.
471 (next_referenced_var): Likewise.
472 (referenced_var_iterator_set): New helper function.
473 * tree-dfa.c (referenced_var_lookup): Adjust.
474 (referenced_var_check_and_insert): Likewise.
475 (remove_referenced_var): Likewise.
476 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
477 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
478 (verify_call_clobbering): Likewise.
479 (verify_memory_partitions): Likewise.
480 (init_tree_ssa): Allocate bitmap instead of hashtable for
482 (delete_tree_ssa): Adjust.
483 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
484 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
485 (compute_tag_properties): Likewise.
486 (set_initial_properties): Likewise.
487 (find_partition_for): Likewise.
488 (update_reference_counts): Likewise.
489 (dump_may_aliases_for): Likewise.
490 * tree-ssa-operands.c (add_virtual_operand): Likewise.
491 (add_call_clobber_ops): Likewise.
492 (add_call_read_ops): Likewise.
493 (get_asm_expr_operands): Likewise.
494 * tree-into-ssa.c (dump_decl_set): Likewise.
495 (update_ssa): Likewise.
496 * tree-sra.c (scan_function): Likewise.
497 (decide_instantiations): Likewise.
498 (scalarize_parms): Likewise.
499 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
500 (dsa_named_for): Likewise.
501 * tree-ssa-structalias.c (update_alias_info): Likewise.
502 (merge_smts_into): Likewise.
504 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
507 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
508 * c-opts.c (c_common_handle_option): Wall enables
509 Wvolatile-register-var.
510 * common.opt: Move Wvolatile-register-var to...
513 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
515 * common.opt (Wlarger-than=): New.
516 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
518 * opts.c (common_handle_option): Handle -Wlarger-than=.
519 * optc-gen.awk: Likewise.
520 * opth-gen.awk: Likewise.
521 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
522 * tree-optimize.c (tree_rest_of_compilation): Likewise.
524 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
526 * c-common.c (match_case_to_enum_1): Add appropriate
527 OPT_W* parameter to warning.
528 (c_do_switch_warnings): Likewise.
529 * c-typeck.c (warning_init): Add one more parameter following
531 (push_init_level): Update call to warning_init.
532 (pop_init_level): Likewise.
533 (add_pending_init): Likewise.
534 (output_init_element: Likewise.
536 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
539 * toplev.c (toplev_main): If there are warnings or error, print
540 errors for ignored options.
541 * opts.c (ignored_options): New static variable.
542 (postpone_unknown_option_error): New.
543 (print_ignored_options): New.
544 (handle_option): Postpone errors for unknown -Wno-* options.
545 * opts.h (print_ignored_options): Declare.
547 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
549 * config/mips/mips.md (loadgp_blockage, blockage): Change type
552 2008-02-25 Richard Guenther <rguenther@suse.de>
555 2008-02-25 Richard Guenther <rguenther@suse.de>
557 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
558 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
559 (lookup_decl_from_uid): Declare.
560 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
561 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
562 (decl_for_uid_map): New global hashtable mapping DECL_UID
564 (init_ttree): Allocate it.
565 (insert_decl_to_uid_decl_map): New helper function.
566 (make_node_stat): Insert new decls into the map.
567 (copy_node_stat): Likewise.
568 (lookup_decl_from_uid): New function.
569 (print_decl_for_uid_map_statistics): New helper.
570 (dump_tree_statistics): Call it.
572 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
573 (referenced_var_iterator): Adjust.
574 (FOR_EACH_REFERENCED_VAR): Adjust.
575 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
576 (num_referenced_vars): Adjust.
577 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
578 (first_referenced_var): Remove.
579 (end_referenced_vars_p): Likewise.
580 (next_referenced_var): Likewise.
581 (referenced_var_iterator_set): New helper function.
582 * tree-dfa.c (referenced_var_lookup): Adjust.
583 (referenced_var_check_and_insert): Likewise.
584 (remove_referenced_var): Likewise.
585 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
586 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
587 (verify_call_clobbering): Likewise.
588 (verify_memory_partitions): Likewise.
589 (init_tree_ssa): Allocate bitmap instead of hashtable for
591 (delete_tree_ssa): Adjust.
592 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
593 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
594 (compute_tag_properties): Likewise.
595 (set_initial_properties): Likewise.
596 (find_partition_for): Likewise.
597 (update_reference_counts): Likewise.
598 (dump_may_aliases_for): Likewise.
599 * tree-ssa-operands.c (add_virtual_operand): Likewise.
600 (add_call_clobber_ops): Likewise.
601 (add_call_read_ops): Likewise.
602 (get_asm_expr_operands): Likewise.
603 * tree-into-ssa.c (dump_decl_set): Likewise.
604 (update_ssa): Likewise.
605 * tree-sra.c (scan_function): Likewise.
606 (decide_instantiations): Likewise.
607 (scalarize_parms): Likewise.
608 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
609 (dsa_named_for): Likewise.
610 * tree-ssa-structalias.c (update_alias_info): Likewise.
611 (merge_smts_into): Likewise.
613 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
616 * doc/invoke.texi (-fcx-limited-range): Document new option.
617 * toplev.c (process_options): Handle -fcx-fortran-rules.
618 * common.opt: Add documentation for -fcx-fortran-rules.
620 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
623 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
624 actual behaviour and C99.
626 2008-02-26 Ben Elliston <bje@au.ibm.com>
628 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
629 (ASM_CPU_POWER6_SPEC): Likewise.
630 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
631 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
632 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
634 2008-02-25 Richard Guenther <rguenther@suse.de>
636 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
637 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
638 (lookup_decl_from_uid): Declare.
639 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
640 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
641 (decl_for_uid_map): New global hashtable mapping DECL_UID
643 (init_ttree): Allocate it.
644 (insert_decl_to_uid_decl_map): New helper function.
645 (make_node_stat): Insert new decls into the map.
646 (copy_node_stat): Likewise.
647 (lookup_decl_from_uid): New function.
648 (print_decl_for_uid_map_statistics): New helper.
649 (dump_tree_statistics): Call it.
651 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
652 (referenced_var_iterator): Adjust.
653 (FOR_EACH_REFERENCED_VAR): Adjust.
654 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
655 (num_referenced_vars): Adjust.
656 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
657 (first_referenced_var): Remove.
658 (end_referenced_vars_p): Likewise.
659 (next_referenced_var): Likewise.
660 (referenced_var_iterator_set): New helper function.
661 * tree-dfa.c (referenced_var_lookup): Adjust.
662 (referenced_var_check_and_insert): Likewise.
663 (remove_referenced_var): Likewise.
664 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
665 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
666 (verify_call_clobbering): Likewise.
667 (verify_memory_partitions): Likewise.
668 (init_tree_ssa): Allocate bitmap instead of hashtable for
670 (delete_tree_ssa): Adjust.
671 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
672 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
673 (compute_tag_properties): Likewise.
674 (set_initial_properties): Likewise.
675 (find_partition_for): Likewise.
676 (update_reference_counts): Likewise.
677 (dump_may_aliases_for): Likewise.
678 * tree-ssa-operands.c (add_virtual_operand): Likewise.
679 (add_call_clobber_ops): Likewise.
680 (add_call_read_ops): Likewise.
681 (get_asm_expr_operands): Likewise.
682 * tree-into-ssa.c (dump_decl_set): Likewise.
683 (update_ssa): Likewise.
684 * tree-sra.c (scan_function): Likewise.
685 (decide_instantiations): Likewise.
686 (scalarize_parms): Likewise.
687 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
688 (dsa_named_for): Likewise.
689 * tree-ssa-structalias.c (update_alias_info): Likewise.
690 (merge_smts_into): Likewise.
692 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
695 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
696 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
697 * alias.h (nonoverlapping_memrefs_p): Likewise.
699 2008-02-25 Jan Beulich <jbeulich@novell.com>
701 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
702 * config/i386/netware-libgcc.exp: Add __bswap?i2,
703 __emultls_get_address, __emultls_register_common,
704 __floatundi?f, and _Unwind_GetIPInfo.
705 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
706 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
707 (gen_regparm_prefix): Likewise.
708 (i386_nlm_encode_section_info): Sync with
709 config/i386/winnt.c:i386_pe_encode_section_info().
710 (i386_nlm_maybe_mangle_decl_assembler_name): New.
711 i386_nlm_mangle_decl_assembler_name): New.
712 (netware_override_options): New.
713 * config/i386/netware.h (netware_override_options): Declare.
714 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
715 (i386_nlm_mangle_decl_assembler_name): Declare.
716 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
718 2008-02-25 Ben Elliston <bje@au.ibm.com>
721 * c-decl.c (grokdeclarator): Remove unused local variables
722 `typedef_type' and `type_as_written'.
724 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
725 unused local variable `has_hot_blocks'.
726 (fix_crossing_conditional_branches): Remove unused local variable
729 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
732 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
733 using DEF_C99_BUILTIN.
734 (BUILT_IN_NANF): Ditto.
735 (BUILT_IN_NANL): Ditto.
737 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
738 Revital Eres <eres@il.ibm.com>
740 * modulo-sched.c (calculate_must_precede_follow): Address TODO
741 regarding the order of two dependent insns in the same row.
743 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
745 * stor-layout.c (layout_decl): Do not bump the alignment of a
746 bit-field to more than byte alignment if it is packed.
748 2008-02-24 David Edelsohn <edelsohn@gnu.org>
750 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
753 2008-02-24 Diego Novillo <dnovillo@google.com>
755 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
758 * tree-vrp.c (vrp_evaluate_conditional): With
759 -Wtype-limits, emit a warning when comparing against a
760 constant outside the natural range of OP0's type.
761 * c.opt (Wtype-limits): Move ...
762 * common.opt (Wtype-limits): ... here.
764 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
766 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
767 * config/rs6000/e300c2c3.md: New file.
768 * config/rs6000/rs6000.c (processor_costs): Add new costs for
770 (rs6000_override_options): Add e300c2 and e300c3 cases to
771 processor_target_table. Do not allow usage of Altivec or Spe
772 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
773 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
774 * config/rs6000/rs6000.h (processor_type): Add
775 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
776 (ASM_CPU_SPEC): Add e300c2 and e300c3.
777 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
778 and ppce300c3. Include e300c2c3.md.
780 2008-02-23 David Edelsohn <edelsohn@gnu.org>
782 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
783 instead of TARGET_STRICT_ALIGN.
785 2008-02-23 Joseph Myers <joseph@codesourcery.com>
787 * explow.c (memory_address): Assert that the generated address is
790 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
793 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
794 * config/darwin-ppc-ldouble-patch.def: New file.
795 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
796 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
797 SUBTARGET_INIT_BUILTINS if defined.
798 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
801 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
804 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
805 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
807 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
810 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
811 file" warning condtional on -Winvalid-PCH.
813 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
815 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
817 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
821 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
822 prevent reload from using MMX registers.
823 (*mov<mode>_internal): Ditto.
824 (*movv2sf_internal_rex64): Ditto.
825 (*movv2sf_internal): Ditto.
827 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
829 PR documentation/31569
830 * doc/install.texi2html: Use makeinfo --no-number-sections.
832 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
834 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
835 ensure that we can address an entire entity > 8 bytes. Don't
836 generate reg+reg addressing for such data.
838 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
840 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
841 strings when optimizing for size, unless the target cares about
844 2008-02-22 Tom Tromey <tromey@redhat.com>
846 * regclass.c (current_pass): Remove declaration.
848 2008-02-22 Anatoly Sokolov <aesok@post.ru>
850 * config/avr/libgcc.S (__RAMPZ__): Define.
851 (__do_copy_data): Add for devices with 128KB code memory.
853 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
855 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
857 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
859 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
861 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
864 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
867 * c-typeck.c (build_binary_op): Warn about floating point
868 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
870 2008-02-21 Janis Johnson <janis187@us.ibm.com>
873 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
874 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
876 (rs6000_override_options): Set altivec_abi as default, not override,
877 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
878 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
879 is used; use new member spe_abi.
880 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
881 spe_abi and altivec_abi.
883 2008-02-22 Tomas Bily <tbily@suse.cz>
885 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
887 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
890 * config.build (build_file_translate): Set to `CMD //c' only if
892 * Makefile.in (build_file_translate): Improve comment.
894 2008-02-21 Jan Hubicka <jh@suse.cz>
896 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
897 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
898 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
900 2008-02-21 Michael Matz <matz@suse.de>
903 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
905 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
907 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
908 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
910 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
911 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
912 SSE_VEC_FLOAT_MODE_P as insn constraint.
913 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
914 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
915 sse4a_movntdf using MODEF mode iterator.
916 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
917 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
918 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
919 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
920 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
921 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
922 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
924 2008-02-21 Richard Guenther <rguenther@suse.de>
926 * tree.def (PAREN_EXPR): New tree code.
927 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
929 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
930 * expr.c (expand_expr_real_1): Likewise.
931 * tree-inline.c (estimate_num_insns_1): Likewise.
932 * tree-complex.c (expand_complex_move): Likewise.
933 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
936 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
939 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
941 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
944 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
946 * config/sh/sh.c (find_barrier): Don't go past
947 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
949 2008-02-20 DJ Delorie <dj@redhat.com>
951 * config/h8300/h8300.md (insv): Force source operand to be a register.
953 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
954 as a jump, not as a plain insn.
956 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
958 * doc/invoke.texi (Warning Options): Add new option
959 -Wframe-larger-than=.
960 (-Wframe-larger-than): Document.
962 * flags.h (warn_frame_larger_than, frame_larger_than_size):
963 Add declarations for new option variables.
965 * final.c (final_start_function): Check the frame size
966 before emission and issue a Wframe-larger-than warning.
968 * opts.c (warn_frame_larger_than, frame_larger_than_size):
969 Add definitions for new option variables.
970 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
972 * common.opt (Wframe-larger-than=): New option.
974 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
976 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
977 (<sse>_div<mode>3): Ditto.
978 (<sse>_vmdiv<mode>3): Ditto.
979 (<sse>_vmsqrt<mode>2): Ditto.
980 (*smax<mode>3): Ditto.
981 (sse5_frcz<mode>2): Ditto.
982 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
985 2008-02-20 Richard Guenther <rguenther@suse.de>
988 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
989 be happy with INTEGRAL_TYPE_P.
991 2008-02-20 Richard Guenther <rguenther@suse.de>
993 * fold-const.c (split_tree): Associate floatig-point expressions
994 if flag_associative_math is set.
996 2008-02-20 Richard Guenther <rguenther@suse.de>
998 * tree.h (fold_real_zero_addition_p): Declare.
999 * fold-const.c (fold_real_zero_addition_p): Export.
1000 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1001 floating-point operations with zero and one.
1003 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1005 * doc/install.texi: Correct references to CFLAGS, replacing them
1006 with BOOT_CFLAGS. Document flags used during bootstrap for
1009 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1011 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1012 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1013 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1015 (smin<mode>3): Ditto from similar patterns.
1016 (smax<mode>3): Ditto.
1017 (*ieee_smin<mode>3): Ditto.
1018 (*ieee_smax<mode>3): Ditto.
1019 * config/i386/sse.md (sse): New mode attribute.
1020 (mov<mode>): Macroize expander from movv4sf and movv2df using
1021 SSEMODEF2P mode iterator.
1022 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1023 SSE_VEC_FLOAT_MODE_P as insn constraint.
1024 (storent<mode>): Ditto.
1025 (storent<mode>): Macroize expander from storentsf and storentdf using
1026 MODEF mode iterator.
1027 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1028 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1029 (abs<mode>2): Ditto from similar patterns.
1030 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1031 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1032 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1033 (<sse>_vmsqrt<mode>2): Ditto.
1034 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1035 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1036 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1037 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1038 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1039 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1040 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1042 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1043 iterator and SSE_FLOAT_MODE_P as insn constraint.
1044 (<sse>_ucomi): Ditto from similar patterns.
1045 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1046 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1047 SSE_VEC_FLOAT_MODE_P as insn constraint.
1048 (vcond<mode>): Ditto from similar patterns.
1049 (and<mode>3, *and<mode>3): Ditto.
1050 (<sse>_nand<mode>3): Ditto.
1051 (ior<mode>3, *ior<mode>3): Ditto.
1052 (xor<mode>3, *xor<mode>3): Ditto.
1053 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1054 iterator and SSE_FLOAT_MODE_P as insn constraint.
1055 (*nand<mode>3): Ditto from similar patterns.
1056 (*ior<mode>3): Ditto.
1057 (*xor<mode>3): Ditto.
1059 2008-02-20 Ira Rosen <irar@il.ibm.com>
1061 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1062 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1063 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1065 2008-02-19 Jan Hubicka <jh@suse.cz>
1067 * predict.c (tree_bb_level_predictions): Remove variable next
1068 mistakely introduced by previous commit.
1070 2008-02-19 Jan Hubicka <jh@suse.cz>
1072 * predict.c (predict_paths_leading_to): Rewrite.
1073 (predict_paths_for_bb): New.
1074 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1076 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1079 * Makefile.in (build_file_translate): New.
1080 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1081 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1082 * configure.ac (build_file_translate): Substitute it.
1083 * configure: Regenerate.
1085 2008-02-19 Jan Hubicka <jh@suse.cz>
1087 PR rtl-optimization/34408
1088 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1091 2008-02-19 Jan Hubicka <jh@suse.cz>
1094 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1097 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1100 * config/i386/i386-modes.def: Revert the last DI alignment
1101 change until Ada people can look into it.
1103 2008-02-19 Nick Clifton <nickc@redhat.com>
1105 * opts.c (print_specific_help): Fix typo in --help text.
1107 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1110 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1111 32-bit inline asm without asm alternatives for host GCC < 3.0.
1113 2008-02-19 Richard Guenther <rguenther@suse.de>
1115 PR tree-optimization/34989
1116 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1117 Allow propagation to INDIRECT_REF if we can simplify only.
1119 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1121 * c-common.c (warn_for_collisions_1): Use appropriate option when
1124 2008-02-19 Nick Clifton <nickc@redhat.com>
1127 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1128 (handle_options): Fix indentation.
1129 (print_filtered_help): If no language-specific options were
1130 displayed tell the user how to list all the options supported by
1131 the language's front-end.
1132 (print_specific_help): Fix indentation and remove duplicate line.
1133 (common_handle_option): Handle the -v option.
1134 For --help enable the display of undocumented options if the -v
1135 switch has been included on the command line.
1136 For --help= check for overlaps in the arguments between the option
1137 classes and the language names and issue a warning when they
1138 cannot be disambiguated.
1139 * c.opt (v): Pass on to the common option handler.
1141 2008-02-19 Revital Eres <eres@il.ibm.com>
1143 * modulo-sched.c (sms_schedule): Change dump message when
1144 create_ddg function fails.
1145 (try_scheduling_node_in_cycle): Rename row to cycle.
1146 (print_partial_schedule): Rename CYCLE to ROW.
1148 2008-02-19 Christian Bruel <christian.bruel@st.com>
1149 Zdenek Dvorak <ook@ucw.cz>
1151 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1153 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1156 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1157 (*x86_movdicc_0_m1_se): Ditto.
1159 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1161 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1162 (CMPtype): Define as __gcc_CMPtype.
1163 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1164 (CMPtype): Define as __gcc_CMPtype.
1166 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1168 Support valgrind 3.3 for --enable-checking=valgrind.
1169 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1171 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1172 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1173 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1174 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1175 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1176 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1177 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1179 * ggc-zone.c: Similar.
1180 * ggc-page.c: Similar.
1182 2008-02-19 Paul Brook <paul@codesourcery.com>
1185 * config/arm/ieee754-df.S: Fix do_it typo.
1186 * config/arm/ieee754-sf.S: Fix do_it typo.
1188 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1191 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1192 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1193 (OPTION_MASK_ISA_SSE_SET): Likewise.
1194 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1195 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1196 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1197 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1198 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1199 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1200 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1201 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1202 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1203 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1204 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1205 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1206 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1207 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1208 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1209 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1210 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1211 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1212 (OPTION_MASK_ISA_SSE4): Removed.
1213 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1214 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1216 (override_options): Don't turn on implied SSE/MMX bits in
1219 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1221 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1224 2008-02-18 Joey Ye <joey.ye@intel.com>
1227 * tree-nested.c (insert_field_into_struct): Set type alignment
1228 to field alignment if the former is less than the latter.
1230 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1232 * BASE-VER: Set to 4.4.0.
1234 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1236 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1237 * doc/cfg.texi: Likewise.
1238 * doc/extend.texi: Likewise.
1239 * doc/gty.texi: Likewise.
1240 * doc/invoke.texi: Likewise.
1241 * doc/loop.texi: Likewise.
1242 * doc/md.texi: Likewise.
1243 * doc/passes.texi: Likewise.
1244 * doc/rtl.texi: Likewise.
1245 * doc/sourcebuild.texi: Likewise.
1246 * doc/tm.texi: Likewise.
1247 * doc/tree-ssa.texi: Likewise.
1249 2008-02-17 Richard Guenther <rguenther@suse.de>
1252 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1253 without default definition.
1255 2008-02-17 Richard Guenther <rguenther@suse.de>
1257 PR tree-optimization/35231
1258 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1261 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1265 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1266 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1267 libgcc_cmp_return mode.
1269 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1272 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1274 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1276 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1279 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1281 * doc/c-tree.texi: Use `@.' where appropriate.
1282 * doc/extend.texi: Likewise.
1283 * doc/install.texi: Likewise.
1284 * doc/invoke.texi: Likewise.
1285 * doc/loop.texi: Likewise.
1286 * doc/makefile.texi: Likewise.
1287 * doc/md.texi: Likewise.
1288 * doc/passes.texi: Likewise.
1289 * doc/standards.texi: Likewise.
1290 * doc/tm.texi: Likewise.
1292 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1295 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1297 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1298 rather than in entry_bb.
1300 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1303 libgcc_cmp_return mode.
1305 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1308 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1309 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1311 2008-02-15 Richard Guenther <rguenther@suse.de>
1312 Zdenek Dvorak <ook@ucw.cz>
1314 PR tree-optimization/35164
1315 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1316 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1317 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1318 Only propagate addresses which do not have abnormal SSA_NAMEs
1321 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1324 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1326 2008-02-15 Jan Hubicka <jh@suse.cz>
1329 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1331 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1334 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1335 when calculating alignment_pad.
1337 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1339 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1340 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1341 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1342 and STACK_BOUNDARY define.
1344 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1346 PR preprocessor/35061
1347 * c-pragma.c (handle_pragma_pop_macro): Check that
1348 pushed_macro_table has been allocated.
1350 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1353 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1354 (force_gimple_operand): Likewise.
1355 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1356 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1357 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1358 (find_interesting_uses_address): Check addressability and alignment
1359 of the base expression only after substituting bases of IVs into it.
1361 2008-02-14 Michael Matz <matz@suse.de>
1364 * function.c (instantiate_virtual_regs_in_insn): Reload address
1365 before falling back to reloading the whole operand.
1367 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1369 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1370 before the first section switch note.
1372 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1374 * doc/bugreport.texi: Update copyright years.
1375 * doc/c-tree.texi: Likewise.
1376 * doc/cfg.texi: Likewise.
1377 * doc/cpp.texi: Likewise.
1378 * doc/cppinternals.texi: Likewise.
1379 * doc/fragments.texi: Likewise.
1380 * doc/frontends.texi: Likewise.
1381 * doc/gcc.texi: Likewise.
1382 * doc/gty.texi: Likewise.
1383 * doc/hostconfig.texi: Likewise.
1384 * doc/implement-c.texi: Likewise.
1385 * doc/libgcc.texi: Likewise.
1386 * doc/loop.texi: Likewise.
1387 * doc/makefile.texi: Likewise.
1388 * doc/options.texi: Likewise.
1389 * doc/passes.texi: Likewise.
1390 * doc/rtl.texi: Likewise.
1391 * doc/sourcebuild.texi: Likewise.
1392 * doc/standards.texi: Likewise.
1393 * doc/tree-ssa.texi: Likewise.
1394 * doc/trouble.texi: Likewise.
1396 * doc/extend.texi: Use @: or add comma where appropriate.
1397 * doc/invoke.texi: Likewise.
1398 * doc/tm.texi: Likewise.
1400 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1403 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1406 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1408 * doc/md.texi (clz, ctz): Add reference.
1409 * doc/rtl.texi (clz, ctz): Likewise.
1411 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1414 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1417 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1419 * config/s390/s390.c (struct constant_pool): New field
1420 emit_pool_after added.
1421 (s390_mainpool_start): Set the emit_pool_after flag according
1422 to the section switch notes.
1423 (s390_mainpool_finish): Consider emit_pool_after when emitting
1424 the literal pool at the end of the function.
1425 (s390_chunkify_start): Force literal pool splits at section
1428 2008-02-13 Michael Matz <matz@suse.de>
1431 * var-tracking.c (clobber_variable_part): Correctly traverse the
1434 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1437 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1438 Add -fdump-ipa-inline.
1439 * tree-dump.c (dump_files): Remove tree-inlined dump.
1440 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1442 2008-02-12 Richard Guenther <rguenther@suse.de>
1444 PR tree-optimization/35171
1445 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1448 2008-02-12 Richard Guenther <rguenther@suse.de>
1451 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1452 value-preserving mode. Disallow final truncation.
1454 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1457 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1458 code from here to...
1459 (force_gimple_operand): ...here.
1461 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1464 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1465 non-compatible pointers.
1466 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1467 different FIELD_DECLs, try harder by comparing field offsets, sizes
1471 * function.c (match_asm_constraints_1): Don't replace the same input
1474 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1476 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1477 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1478 (expand_epilogue): Restore RAMPZ register.
1479 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1481 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1483 * config/i386/cygwin.asm: (__alloca): Correct calling
1484 convention and alignment.
1485 (__chkstk): Force 8 byte stack alignment.
1487 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1488 Richard Guenther <rguenther@suse.de>
1490 PR tree-optimization/33992
1491 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1492 the zero we compare against.
1494 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1497 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1498 to CloseHandle after unlocking to prevent accumulation of handle
1501 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1504 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1505 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1506 and update LABEL_NUSES during and after reload.
1508 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1511 * combine.c (simplify_if_then_else): Make sure the comparison is
1512 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1514 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1517 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1518 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1519 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1520 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1521 * tree.h (get_type_static_bounds): Likewise.
1523 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1525 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1526 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1527 Make -Wfoo language annotations match what the compiler outputs.
1529 2008-02-08 Sa Liu <saliu@de.ibm.com>
1531 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1532 intrinsics spu_convts, spu_convtu, spu_convtf.
1533 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1535 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1537 * doc/extend.texi (Function Attributes) <noinline>: Mention
1538 asm ("") as method to keep calls.
1540 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1543 * doc/options.texi (Options): Replace references to opts.sh with
1545 * opts-common.c: Likewise.
1546 * optc-gen.awk: Likewise.
1548 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1550 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1552 2008-02-07 Richard Henderson <rth@redhat.com>
1555 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1556 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1559 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1561 PR tree-optimization/35085
1562 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1563 for operand entry oe2 in addition to operand entry oe3 in order to
1564 expose more opportunities for vectorizer sum reduction.
1566 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1569 * Makefile.in (LIBS): Remove $(GMPLIBS).
1570 (cc1-dummy, cc1): Add $(GMPLIBS).
1572 2008-02-06 Jan Hubicka <jh@suse.cz>
1575 * i386.md (moddf_integer): Do not produce partial memory stalls for
1576 targets where it hurts.
1578 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1581 * optabs.c (expand_float): Do not check for decimal modes when
1582 expanding unsigned integer through signed conversion.
1584 2008-02-06 Nick Clifton <nickc@redhat.com>
1586 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1587 inside the clobber with a match_operand and duplicated operand
1588 number in the constraint.
1589 (ineqbranchsi): Delete redundant comment.
1591 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1593 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1594 builtin_define ("__USE_INIT_FINI__").
1595 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1597 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1599 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1601 PR documentation/30330
1602 * doc/invoke.texi (C++ Dialect Options)
1603 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1604 For each warning option -Wfoo that allows -Wno-foo, ensure both
1605 -Wfoo and -Wno-foo are listed in the option index. Fix index
1606 entry of -Wswitch-default, index -Wnormalized= including the
1607 `=', and -Wlarger-than-@var{len} including @var{len}.
1609 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1611 * config/i386/i386.md (floatunssisf2): Use
1612 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1613 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1614 Macroize expander using MODEF mode iterator.
1616 2008-02-05 Diego Novillo <dnovillo@google.com>
1618 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1621 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1623 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1626 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1628 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1631 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1632 to indicate if a message should be generated.
1633 (init_cumulative_args): Updated.
1634 (function_value_32): Likewise.
1636 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1638 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1640 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1644 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1646 2008-02-04 Diego Novillo <dnovillo@google.com>
1648 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1651 * tree-vrp.c (vrp_evaluate_conditional): With
1652 -Wtype-limits, emit a warning when comparing against a
1653 constant outside the natural range of OP0's type.
1655 2008-02-04 Richard Guenther <rguenther@suse.de>
1658 * expr.c (count_type_elements): Give for unions instead of
1661 2008-02-04 Richard Guenther <rguenther@suse.de>
1664 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1665 to TYPE_DOMAINs base type instead of using bitsizetype here.
1667 2008-02-03 Jason Merrill <jason@redhat.com>
1669 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1671 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1674 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1675 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1676 (RS/6000 and PowerPC Options): Fix typos and markup.
1677 * doc/passes.texi (Tree-SSA passes): Likewise.
1679 2008-02-02 Michael Matz <matz@suse.de>
1682 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1683 from record_last_reg_set_info.
1684 (record_last_reg_set_info): Take an RTX argument, iterate over all
1685 constituent hardregs.
1686 (record_last_set_info, record_opr_changes): Change calls to
1687 new signature or to record_last_reg_set_info_regno.
1689 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1691 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1693 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1695 PR rtl-optimization/34773
1696 * reg-notes.def (EQUAL): Mention significance of combination of
1697 REG_EQUAL and REG_RETVAL.
1698 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1699 insn that has a REG_RETVAL.
1701 2008-02-01 Roger Sayle <roger@eyesopen.com>
1704 * configure.ac (--enable-fixed-point): Disable unless explicitly
1706 * configure: Regenerate.
1708 2008-02-01 Richard Guenther <rguenther@suse.de>
1711 * invoke.texi (-finline-limit): Remove no longer true parts
1712 of the documentation. Note that there is no default value.
1714 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1715 Mark Mitchell <mark@codesourcery.com>
1716 Ben Elliston <bje@au.ibm.com>
1719 * doc/extend.texi (Other Builtins): Document.
1721 2008-01-31 Tom Browder <tom.browder@gmail.com>
1723 * doc/c-tree.texi (Types): Fix grammar.
1724 (Expression trees): Ditto.
1725 * doc/passes.texi (Tree-SSA passes): Ditto.
1727 * doc/configterms.texi (Configure Terms): Fix typo.
1728 * doc/cpp.texi (Common Predefined Macros): Ditto.
1729 * doc/md.texi (Machine Constraints): Ditto.
1731 * doc/makefile.texi (Makefile): Add comma.
1733 2008-01-31 Tom Browder <tom.browder@gmail.com>
1734 Gerald Pfeifer <gerald@pfeifer.com>
1736 * doc/sourcebuild.texi (Front End): Remove references to CVS
1737 and CVSROOT/modules.
1738 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1739 (Back End): Remove reference to CVS.
1741 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1744 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1746 (mips16_gp_pseudo_reg): ...here.
1747 * config/mips/mips.md (load_const_gp): Replace with...
1748 (load_const_gp_<mode>): ...this :P-based insn.
1750 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1752 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1753 options. Minor fixes.
1754 (-std): Move reference to standards closer to where language
1755 standards are first mentioned.
1757 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1759 PR rtl-optimization/34995
1760 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1761 parameter and return a bool. If the rtx parameter is nonnull,
1762 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1763 (find_reloads): Update call accordingly. Pass the new operand
1764 if it needed no address reloads, otherwise pass null.
1766 2008-01-30 Richard Henderson <rth@redhat.com>
1769 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1770 for unbounded arrays.
1772 2008-01-30 Silvius Rus <rus@google.com>
1774 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1776 2008-01-30 Jan Hubicka <jh@suse.cz>
1779 * i386.c (init_cumulative_args): Use real function declaration when
1782 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1784 PR rtl-optimization/34998
1785 * global.c (build_insn_chain): Treat non-subreg_lowpart
1786 SUBREGs of pseudos as clobbering all the words covered by the
1787 SUBREG, not just all the bytes.
1788 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1789 original df_ref rather than an extract parameter.
1790 (global_conflicts): Update call accordingly.
1792 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1794 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1795 the overflow check to make it easier to read.
1796 (__fixtfdi): Change the type of the ll member in union
1797 long_double to UDItype_x.
1799 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1802 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1803 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1804 * tree-inline.c (fold_marked_statements): Call
1805 cgraph_update_edges_for_call_stmt if folding a call statement.
1806 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1807 debug_generic_stmt calls, reset it back afterwards.
1810 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1812 * c-typeck.c (build_external_ref): Don't pedwarn about
1813 static vars in current function's scope.
1815 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1817 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1819 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1822 * ipa-struct-reorg.c: Fix spelling.
1823 * params.def: Ditto.
1825 2008-01-29 Richard Guenther <rguenther@suse.de>
1828 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1830 * tree-inline.c (remap_type): Increment remapping_type_depth
1831 around remapping types.
1832 (copy_body_r): Only add referenced variables if they are referenced
1833 from code, not types.
1835 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1846 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1847 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1849 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1852 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1853 pointer for tiny stack.
1855 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1857 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1859 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1861 * config/vx-common.h: Fix typo in comment.
1863 2008-01-28 Ian Lance Taylor <iant@google.com>
1867 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1868 coalesce pointers if they have different DECL_NO_TBAA_P values.
1869 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1870 between variables with different DECL_NO_TBAA_P values.
1872 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1875 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1876 are not legitimate small data references on SPE targets.
1878 2008-01-28 David Daney <ddaney@avtrex.com>
1880 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1882 2008-01-28 David Daney <ddaney@avtrex.com>
1884 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1886 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1888 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1889 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1890 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1891 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1892 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1893 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1894 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1895 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1897 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1899 * basic-block.h (condjump_equiv_p): Fix comment.
1901 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1903 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1904 print_generic_stmt_indented): Fix comment.
1906 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1908 * configure.ac (__stack_chk_fail): Add detecion for availability
1909 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1910 * configure: Regenerate.
1912 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1915 * final.c (output_addr_const): Handle TRUNCATE.
1917 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1920 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1921 (zero_cost, infinite_cost): New constants.
1922 (struct cost_pair): Change type of cost to comp_cost.
1923 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1924 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1926 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1927 split_address_cost, ptr_difference_cost, difference_cost,
1928 get_computation_cost_at, get_computation_cost,
1929 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1930 determine_use_iv_cost_condition, determine_use_iv_costs,
1931 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1932 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1933 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1934 Change type of cost to comp_cost.
1935 (determine_iv_cost): Increase cost of non-original ivs, instead
1936 of decreasing the cost of original ones.
1937 (get_address_cost): Indicate the complexity of the addressing mode
1939 (try_add_cand_for): Prefer using ivs not specific to some object.
1940 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1942 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1943 Janis Johnson <janis187@us.ibm.com>
1946 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1947 (TARGET_INSTANTIATE_DECLS): Likewise.
1948 * target.h (expand_to_rtl_hook): New target hook.
1949 (instantiate_decls): Likewise.
1950 * function.c (instantiate_decl): Make non-static. Rename to...
1951 (instantiate_decl_rtl): ... this.
1952 (instantiate_expr): Use instantiate_decl_rtl.
1953 (instantiate_decls_1): Likewise.
1954 (instantiate_decls): Likewise.
1955 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1956 * function.h (instantiate_decl_rtl): Add prototype.
1957 * cfgexpand.c (target.h): New include.
1958 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
1959 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
1960 (TARGET_INSTANTIATE_DECLS): Likewise.
1961 (TARGET_INITIALIZER): New target hooks added.
1962 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
1964 * config/rs6000/rs6000.c (tree-flow.h): New include.
1965 (machine_function): Add sdmode_stack_slot field.
1966 (rs6000_alloc_sdmode_stack_slot): New function.
1967 (rs6000_instantiate_decls): Likewise.
1968 (rs6000_secondary_memory_needed_rtx): Likewise.
1969 (rs6000_check_sdmode): Likewise.
1970 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
1971 (TARGET_INSTANTIATE_DECLS): Likewise.
1972 (rs6000_hard_regno_mode_ok): Allow SDmode.
1973 (num_insns_constant): Likewise. Handle _Decimal32 constants.
1974 (rs6000_emit_move): Handle SDmode.
1975 (function_arg_advance): Likewise.
1976 (function_arg): Likewise.
1977 (rs6000_gimplify_va_arg): Likewise. Add special handling of
1978 SDmode var args for 32-bit compiles.
1979 (rs6000_secondary_reload_class): Handle SDmode.
1980 (rs6000_output_function_epilogue): Likewise.
1981 (rs6000_function_value): Simplify if statement.
1982 (rs6000_libcall_value): Likewise.
1983 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
1984 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
1985 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
1986 (movsd_hardfloat): New define_insn.
1987 (movsd_softfloat): Likewise.
1988 (movsd_store): Likewise.
1989 (movsd_load): Likewise.
1990 (extendsddd2): Likewise.
1991 (extendsdtd2): Likewise.
1992 (truncddsd2): Likewise.
1993 (movdd_hardfloat64): Fixup comment.
1994 (UNSPEC_MOVSD_LOAD): New constant.
1995 (UNSPEC_MOVSD_STORE): Likewise.
1997 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2000 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2002 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2003 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2004 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2007 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2010 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2011 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2012 __LONGDOUBLE128 too.
2013 * config/rs6000/aix61.h: New file.
2015 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2017 PR rtl-optimization/34959
2018 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2019 popcount and parity rtxes the same mode as their operand.
2020 Truncate or extend the result to the return value's mode
2023 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2026 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2027 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2028 to GOT_VERSION_REGNUM.
2029 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2030 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2031 * config/mips/mips.c (mips_emit_call_insn): New function.
2032 (mips_call_tls_get_addr): Call mips_expand_call directly.
2033 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2035 (mips16_build_call_stub): Likewise. Return the call insn or null.
2036 (mips_expand_call): Update the call to mips16_build_call_stub
2037 accordingly and a remove redundant condition. Assert that MIPS16
2038 stubs do not use lazy binding. Use mips_emit_call_insn and return
2040 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2042 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2043 (mips_avoid_hazard): Remove hazard_set handling.
2044 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2045 (UNSPEC_RESTORE_GP): ...this.
2046 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2047 (FAKE_CALL_REGNO): Rename to...
2048 (GOT_VERSION_REGNUM): ...this.
2049 (type): Add "ghost" value. Add an associated insn reservation.
2050 (hazard_set): Remove.
2051 (exception_receiver): Rename to...
2052 (restore_gp): ...this and update the unspec identifier accordingly.
2053 (exception_receiver, nonlocal_got_receiver): New expanders.
2054 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2055 FAKE_CALL_REGNO. Remove hazard_set attribute.
2056 (set_got_version, update_got_version): New patterns.
2058 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2061 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2063 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2066 * doc/install.texi2html: Generate gcc-vers.texi.
2068 2008-01-25 DJ Delorie <dj@redhat.com>
2070 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2072 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2074 * config/c4x: Remove directory.
2075 * config.gcc (crx-*, mt-*): Mark obsolete.
2076 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2077 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2078 sh-*-rtemscoff*): Remove cases.
2079 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2080 * real.c (encode_c4x_single, decode_c4x_single,
2081 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2082 c4x_extended_format): Remove.
2083 * real.h (c4x_single_format, c4x_extended_format): Remove.
2084 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2086 (Pragmas): Remove comment about c4x pragmas.
2087 * doc/install.texi (c4x): Remove target-specific instructions.
2088 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2089 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2090 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2091 refer to C4x source files as examples.
2092 (C4X_FLOAT_FORMAT): Remove documentation.
2094 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2096 * config/bfin/bfin.c (override_options): Reorder tests so that
2097 flag_pic gets enabled for -msep-data.
2099 2008-01-25 Richard Guenther <rguenther@suse.de>
2102 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2103 to its bitfield precision if required.
2105 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2108 * tree-nested.c (walk_omp_for): New function.
2109 (convert_nonlocal_reference, convert_local_reference): Call
2110 walk_omp_for on OMP_FOR.
2111 (convert_call_expr): Call walk_body on OMP_FOR's
2112 OMP_FOR_PRE_INIT_BODY.
2114 2008-01-25 Richard Guenther <rguenther@suse.de>
2116 PR tree-optimization/34966
2117 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2118 default defs and PHI_NODEs we have to insert after the
2121 2008-01-24 Nick Clifton <nickc@redhat.com>
2123 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2124 Provide a default definition.
2125 (LIBGCC2_UNITS_PER_WORD): Likewise.
2127 * config/stormy16/stormy16.c: Include df.h for the prototype
2128 for df_regs_ever_live_p.
2129 (xstormy16_expand_builtin_va_start): Convert the stack offset
2130 into a component_ref and then use POINTER_PLUS_EXPR to add it
2131 to the incoming_virtual_args_rtx.
2132 (xstormy16_gimplify_va_arg_expr): Rename to
2133 xstormy16_gimplify_va_arg_expr.
2134 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2135 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2136 xstormy16_gimplify_va_arg_expr.
2137 Fix up some formatting issues.
2139 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2140 Move to predicates.md.
2141 (xs_hi_general_operand): Likewise.
2142 (xs_hi_nonmemory_operand): Likewise.
2143 * config/stormy16/predicates.md:
2144 (xstormy16_carry_plus_operand): New predicate.
2145 (xs_hi_general_operand): New predicate.
2146 (xs_hi_nonmemory_operand): New predicate.
2147 * config/stormy16/stormy16-protos.h:
2148 (xstormy16_carry_plus_operand): Delete prototype.
2149 (xs_hi_general_operand): Likewise.
2150 (xs_hi_nonmemory_operand): Likewise.
2152 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2153 modifiers as they are no longer needed and they can trigger
2154 reload spill failures.
2156 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2157 with a match_operand in order to help reload.
2159 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2160 constraint with 'e' for the 8th alternative as this version of
2161 the mov.w instruction only accepts the lower 8 registers.
2163 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2166 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2167 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2170 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2173 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2175 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2177 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2179 (remove_structure): Update allocations list before removing structure.
2181 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2183 * ipa-struct-reorg.c (is_safe_cond_expr,
2184 create_new_stmts_for_cond_expr): Use integer_zerop function,
2185 that recognize not only zero-pointer, but zero-integer too.
2187 2008-01-25 Ben Elliston <bje@au.ibm.com>
2190 * fixproto: Escape "." in sed expression that strips leading "./".
2192 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2195 * gcc.c (SWITCH_OK): Removed.
2196 (SWITCH_LIVE): Changed to bit.
2197 (SWITCH_FALSE): Likewise.
2198 (SWITCH_IGNORE): Likewise.
2199 (switchstr): Change live_cond to unsigned int.
2200 (process_command): Replace SWITCH_OK with 0.
2201 (do_self_spec): Likewise.
2202 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2203 (give_switch): Likewise.
2204 (used_arg): Likewise.
2205 (do_spec_1): Set the SWITCH_IGNORE bit.
2206 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2207 bits. Set the SWITCH_LIVE bit.
2209 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2211 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2213 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2215 PR tree-optimization/34472
2216 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2217 parameter to a "bool *" and set *DATA to false if there is
2218 an unsafe access. Do not delete the structure here.
2219 (check_cond_exprs): Delete it here instead.
2220 (check_cond_exprs, exclude_cold_structs): Do not increase
2221 I when removing a structure.
2223 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2226 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2227 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2229 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2232 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2233 a fixed vector for stack.
2235 2008-01-24 Ben Elliston <bje@au.ibm.com>
2238 * doc/gcc.texi (Software development): Add a direntry for g++.
2240 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2242 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2243 stale and straggling -fforce-addr comments above.
2245 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2247 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2248 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2250 2008-01-23 Michael Matz <matz@suse.de>
2253 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2256 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2258 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2261 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2263 * config/avr/avr.c (avr_current_arch): New variable.
2264 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2265 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2266 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2267 (avr_override_options): Init 'avr_current_arch'.
2268 (base_arch_s): Move from here...
2269 * config/avr/avr.h (base_arch_s): ... here. Add new members
2270 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2271 'mega' to 'have_jmp_call'.
2272 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2273 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2275 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2277 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2278 MULTILIB_MATCHES): (Ditto.).
2280 2008-01-23 Richard Guenther <rguenther@suse.de>
2283 * cgraphunit.c (cgraph_reset_node): Always mark the node
2284 not reachable if it is not queued already.
2286 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2288 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2289 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2290 (cputype_selected): New static variable.
2291 (bfin_handle_option): Set it if -mcpu is used.
2292 (override_option): Select default set of workarounds if no cpu type
2293 selected on the command line.
2294 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2296 From Michael Frysinger <michael.frysinger@analog.com>
2297 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2298 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2300 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2301 for bf547, bf523, bf524, and bf526.
2302 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2304 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2305 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2306 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2307 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2308 * doc/invoke.texi (Blackfin Options): Document that
2309 -mcpu now accept bf547, bf523, bf524, and bf526.
2311 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2313 PR rtl-optimization/34628
2314 * combine.c (try_combine): Stop and undo after the first combination
2315 if an autoincrement side-effect on the first insn has effectively
2318 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2321 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2322 Offset addresses are not valid for Altivec or paired float modes.
2324 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2327 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2328 if DECL_INITIAL (decl) is error_mark_node.
2331 * c-common.c (handle_vector_size_attribute): Only allow
2332 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2333 the same way as pointer, array etc. types.
2334 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2337 * tree.c (build_type_attribute_qual_variant): Call
2338 build_qualified_type if attributes are equal, but quals are not.
2340 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2343 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2344 * flags.h (warn_strict_aliasing): Remove.
2345 (warn_strict_overflow): Remove.
2346 * opts.c (warn_strict_aliasing): Remove.
2347 (warn_strict_overflow): Remove.
2348 * c-opts.c (c_common_handle_option): -Wall only sets
2349 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2350 (c_common_post_options): Give default values to -Wstrict-aliasing
2351 and -Wstrict-overflow if they are uninitialized.
2352 * common.opt (Wstrict-aliasing): Specify Var and Init.
2353 (Wstrict-overflow): Likewise.
2355 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2357 PR rtl-optimization/26854
2358 PR rtl-optimization/34400
2359 PR rtl-optimization/34884
2360 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2362 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2363 (df_rd_bb_info.expanded_lr_out): Deleted
2364 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2365 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2366 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2367 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2368 Removed code to allocate, initialize or free expanded_lr_out.
2369 (df_rd_bb_local_compute_process_def): Restructured to make more
2371 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2372 sets if the sets are being trimmed.
2374 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2377 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2378 (as_vers): Likewise.
2379 * configure: Regenerated.
2381 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2384 * tree-pass.h (pass_build_alias): New pass.
2385 * tree-ssa-alias.c (gate_build_alias): New.
2386 (pass_build_alias): New.
2387 * passes.c (init_optimization_passes): Add pass_build_alias after
2388 pass_create_structure_vars.
2390 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2392 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2393 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2394 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2395 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2396 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2397 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2398 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2399 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2400 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2401 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2402 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2403 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2404 * config/s390/s390.md (FP_ALL): New mode iterator.
2405 (_d): New mode attribute.
2406 ("*signbit<mode>2>"): Changed mode of first operand.
2407 ("isinf<mode>2"): Changed mode of first operand.
2408 ("*TDC_insn"): Adaptation for DFP modes.
2410 2008-01-22 Ben Elliston <bje@au.ibm.com>
2412 * tree.c (check_qualified_type): Improve function description.
2414 2008-01-21 Jason Merrill <jason@redhat.com>
2417 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2418 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2421 2008-01-21 DJ Delorie <dj@redhat.com>
2423 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2426 2008-01-21 Richard Guenther <rguenther@suse.de>
2429 * tree-cfg.c (verify_expr): Allow all invariant expressions
2430 instead of just constant class ones as reference argument.
2431 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2432 like any other constant.
2433 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2435 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2437 * regmove.c (fixup_match_1): Update call crossed frequencies.
2439 2008-01-21 Richard Guenther <rguenther@suse.de>
2442 * tree-inline.c (setup_one_parameter): Deal with mismatched
2443 types using a VIEW_CONVERT_EXPR.
2445 2008-01-21 Alon Dayan <alond@il.ibm.com>
2446 Olga Golovanevsky <olga@il.ibm.com>
2448 PR tree-optimization/34701
2449 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2450 when the structure size is not a power of 2.
2452 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2454 * doc/install.texi: Add doc for --enable-checking=df.
2456 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2458 PR rtl-optimization/34808
2459 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2461 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2463 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2466 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2468 PR rtl-optimization/26854
2469 PR rtl-optimization/34400
2470 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2472 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2473 (df_rd_bb_info.expanded_lr_out): New.
2474 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2475 * loop_iv.c (iv_analysis_loop_init): Ditto.
2476 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2477 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2478 Added code to allocate, initialize or free expanded_lr_out.
2479 (df_rd_bb_local_compute_process_def): Restructured to make
2480 more understandable.
2481 (df_rd_confluence_n): Add code to do nothing with fake edges and
2482 code to no apply invalidate_by_call sets if the sets are being trimmed.
2483 (df_lr_local_finalize): Renamed to df_lr_finalize.
2484 (df_live_local_finalize): Renamed to df_live_finalize.
2486 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2489 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2490 deciding whether to use reciprocal instructions.
2492 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2494 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2495 dwarf2out_note_section_used if cold_text_section is NULL.
2497 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2499 PR gcov-profile/34610
2500 * tree-cfg.c (make_edges): Mark both outgoing edges from
2501 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2502 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2503 from OMP_FOR and OMP_CONTINUE outgoing edges.
2505 * tree-profile.c (tree_profiling): Return early if
2506 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2508 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2509 from cfun to child_cfun.
2510 * function.h (struct function): Add after_tree_profile bit.
2512 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2514 * config/avr/avr.S (_exit): Disable interrupt.
2516 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2517 Steven Bosscher <stevenb.gcc@gmail.com>
2519 PR rtl-optimization/26854
2520 PR rtl-optimization/34400
2521 * df-problems.c (df_live_scratch): New scratch bitmap.
2522 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2523 (df_live_reset): Clear the proper bitmaps.
2524 (df_live_bb_local_compute): Only process the artificial defs once
2525 since the order is not important.
2526 (df_live_init): Init the df_live sets only with the variables
2527 found live by df_lr.
2528 (df_live_transfer_function): Use the df_lr sets to prune the
2529 df_live sets as they are being computed.
2530 (df_live_free): Free df_live_scratch.
2532 2008-01-18 Ian Lance Taylor <iant@google.com>
2534 * common.opt: Add fmerge-debug-strings.
2535 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2536 flag_merge_debug_strings rather than flag_merge_constants.
2537 * doc/invoke.texi (Option Summary): Mention
2538 -fmerge-debug-strings.
2539 (Debugging Options): Document -fmerge-debug-strings.
2541 2008-01-18 Ian Lance Taylor <iant@google.com>
2544 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2545 (struct tree_function_decl): Add new field operator_new_flag.
2546 * tree-inline.c (expand_call_inline): When inlining a call to
2547 operator new, force the return value to go into a variable, and
2548 set DECL_NO_TBAA_P on that variable.
2549 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2551 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2554 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2555 DWARF2_DEBUGGING_INFO.
2556 (dwarf2out_note_section_used): Ditto. Add prototype.
2557 (have_multiple_function_sections, text_section_used,
2558 cold_text_section_used, *cold_text_sections): Move declarations
2561 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2563 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2564 field and add signal_ra.
2565 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2566 assignments to frame state pc. Move end of stack check after
2567 MD_FALLBACK_FRAME_STATE_FOR.
2568 (uw_update_context_1): Use frame state signal_regs if set, instead
2569 of checking signal_frame flag.
2570 (uw_update_context): Use frame state signal_ra if set.
2571 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2572 * config/xtensa/linux-unwind.h: New file.
2574 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2576 * modulo-sched.c (get_sched_window): Fix comment typo.
2578 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2580 PR tree-optimization/34648
2581 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2583 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2585 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2586 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2588 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2590 PR rtl-optimization/34400
2591 * df-core.c (df_worklist_dataflow_overeager,
2592 df_worklist_dataflow_doublequeue): New functions.
2593 (df_worklist_dataflow): Two different worklist solvers.
2594 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2597 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2600 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2601 and ftree-parallelize-loops.
2603 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2605 PR rtl-optimization/34826
2606 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2608 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2610 * global.c (find_reg): Mark the eh regs as used if necessary.
2611 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2612 * ra.h (struct allocno): no_eh_reg field added. Changed
2613 no_stack_reg type to bitfield.
2615 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2617 * tree.c (substitute_in_expr): Add missing 'break'.
2619 2008-01-17 Richard Guenther <rguenther@suse.de>
2621 PR tree-optimization/34825
2622 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2623 x / x as division to handle.
2625 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2627 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2628 "-pthread" is specified.
2629 * pa-hpux11.h (LIB_SPEC): Likewise.
2631 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2632 Peter Bergner <bergner@vnet.ibm.com>
2634 PR rtl-optimization/33796
2635 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2637 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2639 PR libgfortran/34699
2640 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2642 * pa-hpux10.h (LINK_SPEC): Likewise.
2643 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2645 2008-01-16 Richard Guenther <rguenther@suse.de>
2648 * fold-const.c (fold_convert_const_int_from_int): Do not
2649 set overflow if that occured only because of a sign extension
2650 change when converting from/to a sizetype with the same
2651 precision and signedness.
2653 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2656 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2657 location address to the correct place. Update copyright year.
2659 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2661 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2662 no dependences in the dependence_relations vector.
2664 2008-01-16 Jan Hubicka <jh@suse.cz>
2666 PR rtl-optimization/31396
2667 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2668 * cfg.c (dump_reg_info): Print it.
2669 * regs.h (struct reg_info_t): add freq_calls_crossed.
2670 (REG_FREQ_CALLS_CROSSED): New macro.
2671 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2672 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2673 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2674 regmove_optimize): Update call crossed frequencies.
2675 * local-alloc.c (struct qty): Add freq_calls_crossed.
2676 (alloc_qty): Copute freq_calls_crossed.
2677 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2678 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2679 * ra.h (struct allocno): Add freq_calls_crossed.
2681 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2683 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2684 libgomp when compiling with ftree-parallelize-loops.
2685 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2687 2008-01-16 Richard Guenther <rguenther@suse.de>
2689 PR tree-optimization/34769
2690 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2691 * tree.c (int_cst_value): Instead make this function more
2692 permissive in what it accepts as valid input. Document this
2693 function always sign-extends the value.
2695 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2696 Richard Guenther <rguenther@suse.de>
2699 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2700 (gimple_fold_indirect_ref_rhs): ... this.
2701 (gimple_fold_indirect_ref): New function with foldings
2702 that preserve lvalueness.
2703 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2704 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2705 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2706 to fold an INDIRECT_REF, fall back to the old use of
2707 fold_indirect_ref_1.
2709 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2711 * tree-data-ref.c (subscript_dependence_tester_1): Call
2712 free_conflict_function.
2713 (compute_self_dependence): Same.
2715 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2718 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2719 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2721 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2722 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2723 for DWARF2_UNWIND_INFO targets.
2725 2008-01-16 Richard Guenther <rguenther@suse.de>
2728 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2729 type qualifiers for function types.
2731 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2733 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2734 loop_iterator li from previous commit.
2736 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2738 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2740 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2742 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2743 (parallelize_loops): Don't parallelize irreducible components.
2745 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2748 * c-opts (c_common_post_options): Do not enable CPP
2749 flag_pedantic_errors by default.
2751 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2753 PR rtl-optimization/31944
2754 * cse.c (remove_pseudo_from_table): New function.
2755 (merge_equiv_classes): Use above function to remove pseudo-registers.
2756 (invalidate): Likewise.
2758 2008-01-13 Richard Guenther <rguenther@suse.de>
2761 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2762 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2764 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2766 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2767 validate_change to unshare the source of the PC set.
2769 2008-01-12 Jan Hubicka <jh@suse.cz>
2772 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2773 references above array bounds. This might trigger bounds checks for
2776 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2778 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2779 new_replaceable_dependencies.
2781 2008-01-12 Doug Kwan <dougkwan@google.com>
2783 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2784 instead of OPT_Wreturn_type in warning due to ignored return type
2786 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2787 options included in -Wextra.
2788 * c.opt: New option -Wignored_qualifiers.
2789 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2790 -Wignore_qualifiers.
2791 (-Wignored-qualifiers): Document.
2792 (-Wreturn-type): Remove description of functionality now handled
2793 by -Wignored-qualifiers.
2795 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2798 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2799 NOP_EXPR if it is between integral types with the same precision.
2801 2008-01-12 Jan Hubicka <jh@suse.cz>
2804 * invoke.texi (max-inline-recursive-depth): Fix default value.
2806 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2808 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2811 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2813 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2815 2008-01-11 James E. Wilson <wilson@specifix.com>
2818 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2820 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2822 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2823 save/restore frame pointer register and don't use 'call-prologues'
2824 optimization in function with "OS_task" attribute.
2826 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2829 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2830 when copying to memory.
2832 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2834 PR rtl-optimization/30905
2835 * cfgcleanup.c: Include dce.h
2836 (crossjumps_occured): New global variable.
2837 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2838 If something changed, set crossjumps_occured to true.
2839 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2840 Don't add/remove fake edges to exit here...
2841 (cleanup_cfg): ...but do it here, when crossjumping.
2842 Run a fast DCE when successful crossjumps occured in the latest
2843 iteration of try_optimize_cfg.
2845 2008-01-11 Richard Guenther <rguenther@suse.de>
2847 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2848 (struct vn_unary_op_s): Likewise.
2849 (vn_reference_insert): Free old reference on hash collision.
2851 2008-01-10 Raksit Ashok <raksit@google.com>
2853 PR rtl-optimization/27971
2854 * combine.c (find_split_point): Split PLUS expressions which are
2855 inside a MEM rtx, and whose first operand is complex.
2857 2008-01-10 DJ Delorie <dj@redhat.com>
2859 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2860 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2861 (m32c_hard_regno_ok): Call the underlying function.
2863 2008-01-10 Richard Guenther <rguenther@suse.de>
2866 * tree-cfg.c (tree_merge_blocks): Do not go through the
2867 full-blown folding and stmt updating path if we just deal
2868 with virtual operands.
2869 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2870 test for abnormal SSA_NAMEs.
2872 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2875 * reload.c (push_reload): Add assertions. All constants from
2876 reg_equiv_constant should have been used for replacing the respective
2878 (find_reloads_address): Invoke find_reloads_address_part for
2879 constant taken from the reg_equiv_constant array.
2881 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2883 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2884 field (valnum) the first in the struct. Replace bools with
2887 2008-01-10 Richard Guenther <rguenther@suse.de>
2889 PR tree-optimization/34651
2890 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2891 types and ordering for masking and converting.
2893 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2895 PR tree-optimization/34017
2896 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2897 also for PHI_NODE expressions.
2899 2008-01-09 Jan Hubicka <jh@suse.cz>
2901 PR tree-optimization/34708
2902 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2903 based on number of case labels.
2904 (init_inline_once): Remove switch_cost.
2905 * tree-inline.h (eni_weights_d): Remove switch_cost.
2907 2008-01-09 Richard Guenther <rguenther@suse.de>
2908 Andrew Pinski <andrew_pinski@playstation.sony.com>
2911 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2912 temporary if an rvalue is ok or an lvalue is not required.
2914 2008-01-09 Richard Guenther <rguenther@suse.de>
2917 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2920 2008-01-09 Richard Guenther <rguenther@suse.de>
2923 * tree.c (host_integerp): Check for sizetype only if the
2924 type is an integer type.
2926 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2929 * opts.c (decode_options): Disable inlining of functions called
2930 once if not in unit-at-a-time mode.
2932 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2934 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2936 2008-01-08 Richard Guenther <rguenther@suse.de>
2939 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2940 out early if the result will be unused.
2942 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2947 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2948 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2951 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2953 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2954 for vectorization tuned.
2956 2008-01-08 Richard Guenther <rguenther@suse.de>
2958 PR tree-optimization/34683
2959 * tree-ssa-operands.c (operand_build_cmp): Export.
2960 * tree-ssa-operands.h (operand_build_cmp): Declare.
2961 * tree-vn.c (vuses_compare): Remove.
2962 (sort_vuses): Use operand_build_cmp.
2963 (sort_vuses_heap): Likewise.
2964 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
2965 to re-use old VEC if available. Do not sort already sorted VUSEs.
2966 (vdefs_to_vec): Do not sort already sorted VDEFs.
2968 2008-01-08 Jakub Jelinek <jakub@redhat.com>
2971 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
2973 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2976 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
2977 limitations of reciprocal sequences on x86 targets.
2979 2008-01-08 Richard Guenther <rguenther@suse.de>
2981 PR tree-optimization/34683
2982 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
2984 2008-01-07 Jakub Jelinek <jakub@redhat.com>
2987 * config/darwin.c (darwin_mergeable_string_section): Don't use
2988 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
2990 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
2993 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
2994 negxf2. Macroize expander using X87MODEF mode iterator. Change
2995 predicates of op0 and op1 to register_operand.
2996 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
2997 expander using X87MODEF mode iterator. Change predicates of
2998 op0 and op1 to register_operand.
2999 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3000 corresponding patterns and macroize using MODEF macro. Change
3001 predicates of op0 and op1 to register_operand and remove
3002 "m" constraint. Disparage "r" alternative with "!".
3003 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3004 macroize using X87MODEF macro. Change predicates of op0 and op1
3005 to register_operand and remove "m" constraint. Disparage "r"
3006 alternative with "!".
3007 (absneg splitter with memory operands): Remove.
3008 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3009 patterns and macroize using X87MODEF mode iterator.
3010 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3011 Change predicate of op1 to register_operand.
3012 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3013 for memory operands.
3015 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3017 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3019 2008-01-07 Richard Guenther <rguenther@suse.de>
3021 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3024 2008-01-07 Richard Guenther <rguenther@suse.de>
3026 PR tree-optimization/34683
3027 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3028 VOPs of the needed size to save memory. Use VEC_quick_push
3029 to save compile-time.
3030 (vdefs_to_vec): Likewise.
3032 2008-01-07 Sa Liu <saliu@de.ibm.com>
3034 * config/spu/spu.md (divdf3): Genetate inline code for double
3035 division. The implementation doesn't handle INF or NAN, therefore it
3036 only applies when -ffinite-math-only is given.
3038 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3041 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3042 * doc/cpp.texi ([Common Predefined Macros]): Document.
3044 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3047 order to use commutative addition instead of subtraction.
3049 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3050 Mircea Namolaru <namolaru@il.ibm.com>
3051 Vladimir Yanovsky <yanov@il.ibm.com>
3052 Revital Eres <eres@il.ibm.com>
3054 PR tree-optimization/34263
3055 * tree-outof-ssa.c (process_single_block_loop_latch,
3056 contains_tree_r): New functions.
3057 (analyze_edges_for_bb): Call process_single_block_loop_latch
3058 function to empty single-basic-block latch block if possible.
3060 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3064 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3066 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3068 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3070 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3072 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3074 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3076 PR tree-optimization/34618
3077 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3080 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3083 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3084 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3085 Update copyright year.
3087 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3088 Update copyright year.
3089 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3092 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3094 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3095 edge does not point to current bb before changing need_assert.
3097 2008-01-04 Richard Guenther <rguenther@suse.de>
3100 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3101 for verifying purposes if they are is_gimple_min_invariant.
3103 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3105 PR tree-optimization/34448
3106 PR tree-optimization/34465
3107 * gimplify.c (gimplify_init_constructor): Add new parameter
3108 notify_temp_creation. Use it.
3109 (gimplify_modify_expr_rhs): Take volatiles into account when
3110 optimizing constructors.
3111 Do not optimize constructors if gimplify_init_constructor will dump to
3113 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3114 * gcc.c-torture/compile/pr34448.c: New.
3116 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3118 PR gcov-profile/34609
3119 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3120 return_slot if result is TREE_ADDRESSABLE.
3122 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3124 * config/mips/mips.md (sqrt_condition): Tweak comment.
3125 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3127 2008-01-03 Tom Tromey <tromey@redhat.com>
3130 * c-common.c (c_type_hash): Handle VLAs.
3132 2008-01-03 Jan Hubicka <jh@suse.cz>
3134 PR tree-optimization/31081
3135 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3136 0 when inlining and not inlining to first basic block.
3137 (remap_decl): When var is initialized to 0, don't set default_def.
3138 (expand_call_inline): Set entry_bb.
3139 * tree-inline.h (copy_body_data): Add entry_bb.
3141 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3144 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3147 PR tree-optimization/29484
3148 * tree-inline.c (inline_forbidden_p_2): New function.
3149 (inline_forbidden_p): Disallow inlining if some static var
3150 has an address of a local LABEL_DECL in its initializer.
3151 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3154 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3156 PR tree-optimization/34635
3157 * tree-data-ref.c (add_other_self_distances): Make sure that the
3158 evolution step is constant.
3160 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3163 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3165 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3167 * tree-sra.c (scalarize_init): Insert the generate_element_init
3168 statements after the generate_element_zero statements.
3170 2008-01-02 Richard Guenther <rguenther@suse.de>
3174 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3175 for very large number of operands instead of ICEing.
3177 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3180 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3181 while stack probing.
3183 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3185 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3188 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3191 * tree-mudflap.c (mx_register_decls): Guard warning by
3192 !DECL_ARTIFICIAL check.
3194 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3196 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3197 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3198 sse5_perm<mode>): Fix constraints.