1 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3 * ifcvt.c (noce_process_if_block): Try to handle only the then
4 block if the else block exists but isn't suitable.
6 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11 regression from previous patch.
13 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
16 * gthr.h: Add __gthread_mutex_destroy as a function that must be
18 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19 * gthr-single.h (__gthread_mutex_destroy): Likewise.
20 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25 (__gthread_mutex_destroy_function): Rename to
26 __gthread_mutex_destroy.
27 * gthr-dce.h (__gthread_mutex_destroy): Call
28 pthread_mutex_destroy.
29 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
30 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
31 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
33 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
35 * df-scan.c (df_ref_chain_change_bb): Simplify.
36 (df_insn_change_bb): Add new_bb argument. Simplify. Call
37 set_block_for_insn if there's any change.
38 * df.h ((df_insn_change_bb): Fix prototype.
39 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
40 df_insn_change_bb, don't call set_block_for_insn.
41 * emit-rtl.c (reorder_insns): Likewise.
42 * haifa-sched.c (move_insn): Likewise.
44 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
46 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
48 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
50 * tree-flow-inline.h (next_readonly_imm_use): Return
51 NULL_USE_OPERAND_P after the end.
53 2008-03-01 Richard Guenther <rguenther@suse.de>
55 PR tree-optimization/35411
56 * tree-sra.c (sra_build_assignment): Split conversion to
57 final type to a separate statement if we are not assigning
60 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
62 * fold-const.c (fold_convertible_p): Correct the logic to follow
63 that in fold_convert().
65 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
68 * tree-inline.c (build_duplicate_type): When we make a
69 duplicate type, make it unique in the canonical types system.
71 2008-02-29 Tom Tromey <tromey@redhat.com>
73 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
74 input_file_stack_history, input_file_stack_restored): Remove.
75 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
76 * input.h (struct file_stack): Remove.
77 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
78 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
80 * diagnostic.h (struct diagnostic_context) <last_module>: Change
82 (diagnostic_last_module_changed): Add 'map' argument.
83 (diagnostic_set_last_function): Likewise.
84 * diagnostic.c (undiagnostic_report_current_module): Iterate using
85 line map, not input_file_stack.
86 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
88 2008-02-29 Paul Brook <paul@codesourcery.com>
90 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
92 2008-02-29 Paul Brook <paul@codesourcery.com>
94 * config/arm/ieee754-df.S (muldf3): Use RET macros.
96 2008-02-29 Richard Guenther <rguenther@suse.de>
98 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
100 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
101 value for comparing for a store match.
102 (simplify_unary_expression): Do nothing for SSA_NAMEs.
103 (try_to_simplify): Do not do a full-blown reference lookup.
105 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
107 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
108 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
110 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
112 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
114 * tree-loop-linear.c (try_interchange_loops): Compare memory access
115 strides against cache sizes.
117 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
119 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
122 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
124 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
125 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
126 is smaller than the original promoted value.
127 (simplify_subreg): If OP is a SUBREG, try to preserve its
128 SUBREG_PROMOTED_VAR_P information.
130 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
132 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
133 (VN_INFO_GET): Allocate new objects on the obstack.
134 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
135 for rpo_numbers_temp, for consistency.
136 (free_scc_vn): Free the obstack.
138 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
140 * doc/invoke.texi: Document -ftree-loop-distribution.
141 * tree-loop-distribution.c: New.
142 * tree-pass.h (pass_loop_distribution): New.
143 * graphds.h (struct graph): Add htab_t indices.
144 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
145 * tree-vectorizer.c (rename_variables_in_loop): Extern.
146 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
147 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
148 * tree-data-ref.c (debug_data_dependence_relations): New.
149 (dump_data_dependence_relation): Also print data references.
150 (free_data_ref): Extern.
151 (same_access_functions): Moved...
152 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
153 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
154 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
155 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
156 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
157 (stmts_from_loop): Skip LABEL_EXPR.
158 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del): New.
159 (build_rdg): Initialize rdg->indices htab.
160 (free_rdg, stores_from_loop, ref_base_address,
161 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
162 have_similar_memory_accesses_1, ref_base_address_1,
163 remove_similar_memory_refs): New.
164 * tree-data-ref.h: Depend on tree-chrec.h.
165 (debug_data_dependence_relations, free_data_ref): Declared.
166 (same_access_functions): ... here.
167 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level): New.
168 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
169 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
170 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
171 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
172 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
173 rdg_vertex_for_stmt): Declared.
174 (struct rdg_edge): Add level.
176 (free_rdg, stores_from_loop, remove_similar_memory_refs,
177 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses): Declared.
178 (rdg_has_similar_memory_accesses): New.
179 * tree-vect-analyze.c: Remove unused static decls.
180 * lambda.h (dependence_level): New.
181 * common.opt (ftree-loop-distribution): New.
182 * tree-flow.h (mark_virtual_ops_in_bb,
183 slpeel_tree_duplicate_loop_to_edge_cfg,
184 rename_variables_in_loop): Declared.
185 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
186 (OBJS-common): Add tree-loop-distribution.o.
187 (tree-loop-distribution.o): New rule.
188 * tree-cfg.c (mark_virtual_ops_in_bb): New.
189 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
190 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
192 2008-02-28 Joseph Myers <joseph@codesourcery.com>
195 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
196 other than structures and unions.
198 2008-02-28 Richard Guenther <rguenther@suse.de>
201 2008-02-26 Richard Guenther <rguenther@suse.de>
203 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
204 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
205 (lookup_decl_from_uid): Declare.
206 (remove_decl_from_map): Likewise.
207 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
208 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
209 (decl_for_uid_map): New global hashtable mapping DECL_UID
211 (init_ttree): Allocate it.
212 (insert_decl_to_uid_decl_map): New helper function.
213 (make_node_stat): Insert new decls into the map.
214 (copy_node_stat): Likewise.
215 (lookup_decl_from_uid): New function.
216 (remove_decl_from_map): Likewise.
217 (print_decl_for_uid_map_statistics): New helper.
218 (dump_tree_statistics): Call it.
220 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
221 (referenced_var_iterator): Adjust.
222 (FOR_EACH_REFERENCED_VAR): Adjust.
223 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
224 (num_referenced_vars): Adjust.
225 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
226 (first_referenced_var): Remove.
227 (end_referenced_vars_p): Likewise.
228 (next_referenced_var): Likewise.
229 (referenced_var_iterator_set): New helper function.
230 * tree-dfa.c (referenced_var_lookup): Adjust.
231 (referenced_var_check_and_insert): Likewise.
232 (remove_referenced_var): Likewise.
233 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
234 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
235 (verify_call_clobbering): Likewise.
236 (verify_memory_partitions): Likewise.
237 (init_tree_ssa): Allocate bitmap instead of hashtable for
239 (delete_tree_ssa): Adjust.
240 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
241 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
242 (compute_tag_properties): Likewise.
243 (set_initial_properties): Likewise.
244 (find_partition_for): Likewise.
245 (update_reference_counts): Likewise.
246 (dump_may_aliases_for): Likewise.
247 * tree-ssa-operands.c (add_virtual_operand): Likewise.
248 (add_call_clobber_ops): Likewise.
249 (add_call_read_ops): Likewise.
250 (get_asm_expr_operands): Likewise.
251 * tree-into-ssa.c (dump_decl_set): Likewise.
252 (update_ssa): Likewise.
253 * tree-sra.c (scan_function): Likewise.
254 (decide_instantiations): Likewise.
255 (scalarize_parms): Likewise.
256 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
257 (dsa_named_for): Likewise.
258 * tree-ssa-structalias.c (update_alias_info): Likewise.
259 (merge_smts_into): Likewise.
261 2008-02-27 David Daney <ddaney@avtrex.com>
264 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
265 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
266 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
267 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
268 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
270 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
273 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
274 (BUILT_IN_NEXTTOWARD): Remove.
275 (BUILT_IN_NEXTTOWARDF): Ditto.
276 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
277 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
279 2008-02-27 Tom Tromey <tromey@redhat.com>
281 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
282 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
284 2008-02-27 Jan Beulich <jbeulich@novell.com>
286 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
287 update the respective field on newdecl.
289 2008-02-27 Revital Eres <eres@il.ibm.com>
291 PR rtl-optimization/34999
292 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
293 crossing edges that ends with a call insn.
294 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
295 call insn and clear the EDGE_CROSSING flag of the crossing edge
296 when fixing fallthru edges.
298 2008-02-27 Richard Guenther <rguenther@suse.de>
301 * fold-const.c (fold_unary): Return the correct argument,
302 converted to the result type.
304 2008-02-27 Richard Guenther <rguenther@suse.de>
307 * expr.c (expand_expr_real_1): Assert on rotates that operate
309 * fold-const.c (fold_binary): Use the types precision, not the
310 bitsize of the mode if folding rotate expressions. Build rotates
313 2008-02-27 Jakub Jelinek <jakub@redhat.com>
315 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
317 * c-pragma.c (pragma_ns_name): New typedef.
318 (registered_pp_pragmas): New variable.
319 (c_pp_lookup_pragma): New function.
320 (c_register_pragma_1): If flag_preprocess_only, do nothing
321 for non-expanded pragmas, for expanded ones push pragma's
322 namespace and name into registered_pp_pragmas vector.
323 (c_invoke_pragma_handler): Register OpenMP pragmas even when
324 flag_preprocess_only, don't register GCC pch_preprocess
325 pragma if flag_preprocess_only.
326 * c-opts.c (c_common_init): Call init_pragma even if
327 flag_preprocess_only.
328 * c-pragma.c (c_pp_lookup_pragma): New prototype.
329 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
330 cpp_register_pragma if flag_preprocess_only.
332 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
335 * c-parser.c (c_parser_translation_unit): Warn for empty
336 translation unit, not empty source file.
338 2008-02-26 Paul Brook <paul@codesourcery.com>
340 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
342 * config/arm/arm.h (reg_class): Add CORE_REGS.
343 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
344 (BASE_REG_CLASS): Use CORE_REGS.
345 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
346 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
347 (REGNO_OK_FOR_INDEX_P): Exclude SP.
348 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
349 ARM_REGNO_OK_FOR_INDEX_P.
350 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
351 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
352 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
353 (ldm/stm peepholes): Ditto.
354 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
355 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
356 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
357 * config/arm/constraints.md: Enable "k" constraint on ARM.
359 2008-02-27 Ben Elliston <bje@au.ibm.com>
361 * config/rs6000/rs6000.c: Annotate cache line size field in all
362 instances of struct processor_costs.
364 2008-02-26 David Edelsohn <edelsohn@gnu.org>
366 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
367 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
368 jump_bypass): New counters.
369 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
370 * dce.c (gate_ud_dce): Same.
371 (gate_fast_dce): Same.
372 * dse.c (gate_dse1): New function.
373 (gate_dse2): New function.
374 (gate_dse): Merge results of new gate functions.
375 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
376 (gate_handle_jump_bypass): Add dbg_cnt.
377 (gate_handle_gcse): Add dbg_cnt.
378 * ifcvt.c (gate_handle_if_conversion): Same.
379 (gate_handle_if_after_combine): Same.
380 (gate_handle_if_after_reload): Same.
381 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
383 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
385 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
387 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
389 2008-02-26 Jason Merrill <jason@redhat.com>
392 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
393 alone if it's the naming decl for the type's main variant.
395 2008-02-26 Tom Tromey <tromey@redhat.com>
397 * system.h (USE_MAPPED_LOCATION): Poison.
398 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
399 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
400 (make_goto_expr_edges): Likewise.
401 (remove_bb): Likewise.
402 (execute_warn_function_return): Likewise.
403 * basic-block.h (struct edge_def) <goto_locus>: Change type to
405 * c-common.c (fname_decl): Remove old location code.
406 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
408 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
410 (ASM_INPUT_SOURCE_LOCATION): Likewise.
411 (gen_rtx_ASM_INPUT): Likewise.
412 (gen_rtx_ASM_INPUT_loc): Likewise.
413 (get_rtx_asm_OPERANDS): Remove.
414 * cfglayout.c (insn_locators_alloc): Remove old location code.
415 (set_curr_insn_source_location): Likewise.
416 (curr_insn_locator): Likewise.
417 * print-tree.c (print_node): Remove old location code.
418 * tree-mudflap.c (mf_varname_tree): Remove old location code.
419 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
420 * cfgexpand.c (expand_gimple_cond_expr): Don't use
422 (construct_exit_block): Remove old location code.
423 * emit-rtl.c (force_next_line_note): Remove old location code.
424 * profile.c (branch_prob): Remove old location code.
425 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
426 LOC_LINE): Remove old-location variants.
427 * langhooks.c (lhd_print_error_function): Remove old location
429 * configure, config.in: Rebuilt.
430 * configure.ac (--enable-mapped-location): Remove.
431 * c-decl.c (c_init_decl_processing): Remove old location code.
432 (finish_function): Likewise.
433 * recog.c (decode_asm_operands): Remove old location code.
434 * c-pch.c (c_common_read_pch): Remove old location code.
435 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
437 * gimple-low.c (lower_function_body): Remove old location code.
438 * toplev.c (unknown_location): Remove.
439 (push_srcloc): Remove old-location variant.
440 (process_options): Remove old location code.
441 (lang_dependent_init): Likewise.
442 * input.h (UNKNOWN_LOCATION): Move definition.
443 (location_t): Undeprecate.
444 (source_locus): Remove.
445 (location_from_locus): Remove.
446 (struct location_s): Remove.
447 Remove all old-location code.
448 (input_line, input_filename): Remove.
449 * final.c (final_scan_insn): Remove old location code.
450 * diagnostic.c (diagnostic_build_prefix): Remove
451 USE_MAPPED_LOCATION test.
452 * tree.h (gimple_stmt) <locus>: Now a location_t.
453 (tree_exp) <locus>: Likewise.
454 (DECL_IS_BUILTIN): Remove old-location variant.
455 (annotate_with_file_line, annotate_with_locus): Likewise.
456 (expr_locus, set_expr_locus): Update.
457 * tree.c (build1_stat): Remove old location code.
458 (last_annotated_node): Remove.
459 (annotate_with_file_line): Remove old-location variant.
460 (annotate_with_locus): Likewise.
461 (expr_location): Remove old location code.
462 (set_expr_location): Likewise.
463 (expr_has_location): Likewise.
464 (expr_locus): Likewise.
465 (set_expr_locus): Likewise.
466 (expr_filename): Don't use location_from_locus.
467 (expr_lineno): Likewise.
468 * rtl-error.c (location_for_asm): Remove old location code.
469 * c-lex.c (cb_line_change): Remove old location code.
470 (fe_file_change): Likewise.
471 (cb_def_pragma): Likewise.
472 (c_lex_with_flags): Likewise.
473 * gengtype.c (do_typedef): Don't special-case location types.
474 (define_location_structures): Remove.
475 (main): Don't call define_location_structures.
476 * tree-pretty-print.c (dump_implicit_edges): Remove old location
479 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
482 * builtins.def (BUILT_IN_STDARG_START): Remove.
483 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
484 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
485 * tree-inline.c (inline_forbidden_p_1): Likewise.
487 2008-02-26 Richard Guenther <rguenther@suse.de>
489 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
490 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
491 (lookup_decl_from_uid): Declare.
492 (remove_decl_from_map): Likewise.
493 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
494 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
495 (decl_for_uid_map): New global hashtable mapping DECL_UID
497 (init_ttree): Allocate it.
498 (insert_decl_to_uid_decl_map): New helper function.
499 (make_node_stat): Insert new decls into the map.
500 (copy_node_stat): Likewise.
501 (lookup_decl_from_uid): New function.
502 (remove_decl_from_map): Likewise.
503 (print_decl_for_uid_map_statistics): New helper.
504 (dump_tree_statistics): Call it.
506 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
507 (referenced_var_iterator): Adjust.
508 (FOR_EACH_REFERENCED_VAR): Adjust.
509 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
510 (num_referenced_vars): Adjust.
511 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
512 (first_referenced_var): Remove.
513 (end_referenced_vars_p): Likewise.
514 (next_referenced_var): Likewise.
515 (referenced_var_iterator_set): New helper function.
516 * tree-dfa.c (referenced_var_lookup): Adjust.
517 (referenced_var_check_and_insert): Likewise.
518 (remove_referenced_var): Likewise.
519 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
520 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
521 (verify_call_clobbering): Likewise.
522 (verify_memory_partitions): Likewise.
523 (init_tree_ssa): Allocate bitmap instead of hashtable for
525 (delete_tree_ssa): Adjust.
526 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
527 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
528 (compute_tag_properties): Likewise.
529 (set_initial_properties): Likewise.
530 (find_partition_for): Likewise.
531 (update_reference_counts): Likewise.
532 (dump_may_aliases_for): Likewise.
533 * tree-ssa-operands.c (add_virtual_operand): Likewise.
534 (add_call_clobber_ops): Likewise.
535 (add_call_read_ops): Likewise.
536 (get_asm_expr_operands): Likewise.
537 * tree-into-ssa.c (dump_decl_set): Likewise.
538 (update_ssa): Likewise.
539 * tree-sra.c (scan_function): Likewise.
540 (decide_instantiations): Likewise.
541 (scalarize_parms): Likewise.
542 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
543 (dsa_named_for): Likewise.
544 * tree-ssa-structalias.c (update_alias_info): Likewise.
545 (merge_smts_into): Likewise.
547 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
550 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
551 * c-opts.c (c_common_handle_option): Wall enables
552 Wvolatile-register-var.
553 * common.opt: Move Wvolatile-register-var to...
556 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
558 * common.opt (Wlarger-than=): New.
559 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
561 * opts.c (common_handle_option): Handle -Wlarger-than=.
562 * optc-gen.awk: Likewise.
563 * opth-gen.awk: Likewise.
564 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
565 * tree-optimize.c (tree_rest_of_compilation): Likewise.
567 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
569 * c-common.c (match_case_to_enum_1): Add appropriate
570 OPT_W* parameter to warning.
571 (c_do_switch_warnings): Likewise.
572 * c-typeck.c (warning_init): Add one more parameter following
574 (push_init_level): Update call to warning_init.
575 (pop_init_level): Likewise.
576 (add_pending_init): Likewise.
577 (output_init_element: Likewise.
579 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
582 * toplev.c (toplev_main): If there are warnings or error, print
583 errors for ignored options.
584 * opts.c (ignored_options): New static variable.
585 (postpone_unknown_option_error): New.
586 (print_ignored_options): New.
587 (handle_option): Postpone errors for unknown -Wno-* options.
588 * opts.h (print_ignored_options): Declare.
590 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
592 * config/mips/mips.md (loadgp_blockage, blockage): Change type
595 2008-02-25 Richard Guenther <rguenther@suse.de>
598 2008-02-25 Richard Guenther <rguenther@suse.de>
600 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
601 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
602 (lookup_decl_from_uid): Declare.
603 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
604 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
605 (decl_for_uid_map): New global hashtable mapping DECL_UID
607 (init_ttree): Allocate it.
608 (insert_decl_to_uid_decl_map): New helper function.
609 (make_node_stat): Insert new decls into the map.
610 (copy_node_stat): Likewise.
611 (lookup_decl_from_uid): New function.
612 (print_decl_for_uid_map_statistics): New helper.
613 (dump_tree_statistics): Call it.
615 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
616 (referenced_var_iterator): Adjust.
617 (FOR_EACH_REFERENCED_VAR): Adjust.
618 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
619 (num_referenced_vars): Adjust.
620 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
621 (first_referenced_var): Remove.
622 (end_referenced_vars_p): Likewise.
623 (next_referenced_var): Likewise.
624 (referenced_var_iterator_set): New helper function.
625 * tree-dfa.c (referenced_var_lookup): Adjust.
626 (referenced_var_check_and_insert): Likewise.
627 (remove_referenced_var): Likewise.
628 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
629 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
630 (verify_call_clobbering): Likewise.
631 (verify_memory_partitions): Likewise.
632 (init_tree_ssa): Allocate bitmap instead of hashtable for
634 (delete_tree_ssa): Adjust.
635 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
636 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
637 (compute_tag_properties): Likewise.
638 (set_initial_properties): Likewise.
639 (find_partition_for): Likewise.
640 (update_reference_counts): Likewise.
641 (dump_may_aliases_for): Likewise.
642 * tree-ssa-operands.c (add_virtual_operand): Likewise.
643 (add_call_clobber_ops): Likewise.
644 (add_call_read_ops): Likewise.
645 (get_asm_expr_operands): Likewise.
646 * tree-into-ssa.c (dump_decl_set): Likewise.
647 (update_ssa): Likewise.
648 * tree-sra.c (scan_function): Likewise.
649 (decide_instantiations): Likewise.
650 (scalarize_parms): Likewise.
651 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
652 (dsa_named_for): Likewise.
653 * tree-ssa-structalias.c (update_alias_info): Likewise.
654 (merge_smts_into): Likewise.
656 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
659 * doc/invoke.texi (-fcx-limited-range): Document new option.
660 * toplev.c (process_options): Handle -fcx-fortran-rules.
661 * common.opt: Add documentation for -fcx-fortran-rules.
663 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
666 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
667 actual behaviour and C99.
669 2008-02-26 Ben Elliston <bje@au.ibm.com>
671 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
672 (ASM_CPU_POWER6_SPEC): Likewise.
673 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
674 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
675 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
677 2008-02-25 Richard Guenther <rguenther@suse.de>
679 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
680 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
681 (lookup_decl_from_uid): Declare.
682 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
683 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
684 (decl_for_uid_map): New global hashtable mapping DECL_UID
686 (init_ttree): Allocate it.
687 (insert_decl_to_uid_decl_map): New helper function.
688 (make_node_stat): Insert new decls into the map.
689 (copy_node_stat): Likewise.
690 (lookup_decl_from_uid): New function.
691 (print_decl_for_uid_map_statistics): New helper.
692 (dump_tree_statistics): Call it.
694 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
695 (referenced_var_iterator): Adjust.
696 (FOR_EACH_REFERENCED_VAR): Adjust.
697 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
698 (num_referenced_vars): Adjust.
699 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
700 (first_referenced_var): Remove.
701 (end_referenced_vars_p): Likewise.
702 (next_referenced_var): Likewise.
703 (referenced_var_iterator_set): New helper function.
704 * tree-dfa.c (referenced_var_lookup): Adjust.
705 (referenced_var_check_and_insert): Likewise.
706 (remove_referenced_var): Likewise.
707 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
708 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
709 (verify_call_clobbering): Likewise.
710 (verify_memory_partitions): Likewise.
711 (init_tree_ssa): Allocate bitmap instead of hashtable for
713 (delete_tree_ssa): Adjust.
714 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
715 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
716 (compute_tag_properties): Likewise.
717 (set_initial_properties): Likewise.
718 (find_partition_for): Likewise.
719 (update_reference_counts): Likewise.
720 (dump_may_aliases_for): Likewise.
721 * tree-ssa-operands.c (add_virtual_operand): Likewise.
722 (add_call_clobber_ops): Likewise.
723 (add_call_read_ops): Likewise.
724 (get_asm_expr_operands): Likewise.
725 * tree-into-ssa.c (dump_decl_set): Likewise.
726 (update_ssa): Likewise.
727 * tree-sra.c (scan_function): Likewise.
728 (decide_instantiations): Likewise.
729 (scalarize_parms): Likewise.
730 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
731 (dsa_named_for): Likewise.
732 * tree-ssa-structalias.c (update_alias_info): Likewise.
733 (merge_smts_into): Likewise.
735 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
738 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
739 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
740 * alias.h (nonoverlapping_memrefs_p): Likewise.
742 2008-02-25 Jan Beulich <jbeulich@novell.com>
744 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
745 * config/i386/netware-libgcc.exp: Add __bswap?i2,
746 __emultls_get_address, __emultls_register_common,
747 __floatundi?f, and _Unwind_GetIPInfo.
748 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
749 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
750 (gen_regparm_prefix): Likewise.
751 (i386_nlm_encode_section_info): Sync with
752 config/i386/winnt.c:i386_pe_encode_section_info().
753 (i386_nlm_maybe_mangle_decl_assembler_name): New.
754 i386_nlm_mangle_decl_assembler_name): New.
755 (netware_override_options): New.
756 * config/i386/netware.h (netware_override_options): Declare.
757 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
758 (i386_nlm_mangle_decl_assembler_name): Declare.
759 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
761 2008-02-25 Ben Elliston <bje@au.ibm.com>
764 * c-decl.c (grokdeclarator): Remove unused local variables
765 `typedef_type' and `type_as_written'.
767 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
768 unused local variable `has_hot_blocks'.
769 (fix_crossing_conditional_branches): Remove unused local variable
772 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
775 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
776 using DEF_C99_BUILTIN.
777 (BUILT_IN_NANF): Ditto.
778 (BUILT_IN_NANL): Ditto.
780 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
781 Revital Eres <eres@il.ibm.com>
783 * modulo-sched.c (calculate_must_precede_follow): Address TODO
784 regarding the order of two dependent insns in the same row.
786 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
788 * stor-layout.c (layout_decl): Do not bump the alignment of a
789 bit-field to more than byte alignment if it is packed.
791 2008-02-24 David Edelsohn <edelsohn@gnu.org>
793 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
796 2008-02-24 Diego Novillo <dnovillo@google.com>
798 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
801 * tree-vrp.c (vrp_evaluate_conditional): With
802 -Wtype-limits, emit a warning when comparing against a
803 constant outside the natural range of OP0's type.
804 * c.opt (Wtype-limits): Move ...
805 * common.opt (Wtype-limits): ... here.
807 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
809 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
810 * config/rs6000/e300c2c3.md: New file.
811 * config/rs6000/rs6000.c (processor_costs): Add new costs for
813 (rs6000_override_options): Add e300c2 and e300c3 cases to
814 processor_target_table. Do not allow usage of Altivec or Spe
815 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
816 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
817 * config/rs6000/rs6000.h (processor_type): Add
818 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
819 (ASM_CPU_SPEC): Add e300c2 and e300c3.
820 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
821 and ppce300c3. Include e300c2c3.md.
823 2008-02-23 David Edelsohn <edelsohn@gnu.org>
825 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
826 instead of TARGET_STRICT_ALIGN.
828 2008-02-23 Joseph Myers <joseph@codesourcery.com>
830 * explow.c (memory_address): Assert that the generated address is
833 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
836 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
837 * config/darwin-ppc-ldouble-patch.def: New file.
838 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
839 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
840 SUBTARGET_INIT_BUILTINS if defined.
841 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
844 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
847 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
848 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
850 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
853 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
854 file" warning condtional on -Winvalid-PCH.
856 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
858 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
860 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
864 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
865 prevent reload from using MMX registers.
866 (*mov<mode>_internal): Ditto.
867 (*movv2sf_internal_rex64): Ditto.
868 (*movv2sf_internal): Ditto.
870 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
872 PR documentation/31569
873 * doc/install.texi2html: Use makeinfo --no-number-sections.
875 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
877 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
878 ensure that we can address an entire entity > 8 bytes. Don't
879 generate reg+reg addressing for such data.
881 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
883 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
884 strings when optimizing for size, unless the target cares about
887 2008-02-22 Tom Tromey <tromey@redhat.com>
889 * regclass.c (current_pass): Remove declaration.
891 2008-02-22 Anatoly Sokolov <aesok@post.ru>
893 * config/avr/libgcc.S (__RAMPZ__): Define.
894 (__do_copy_data): Add for devices with 128KB code memory.
896 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
898 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
900 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
902 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
904 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
907 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
910 * c-typeck.c (build_binary_op): Warn about floating point
911 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
913 2008-02-21 Janis Johnson <janis187@us.ibm.com>
916 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
917 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
919 (rs6000_override_options): Set altivec_abi as default, not override,
920 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
921 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
922 is used; use new member spe_abi.
923 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
924 spe_abi and altivec_abi.
926 2008-02-22 Tomas Bily <tbily@suse.cz>
928 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
930 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
933 * config.build (build_file_translate): Set to `CMD //c' only if
935 * Makefile.in (build_file_translate): Improve comment.
937 2008-02-21 Jan Hubicka <jh@suse.cz>
939 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
940 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
941 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
943 2008-02-21 Michael Matz <matz@suse.de>
946 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
948 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
950 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
951 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
953 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
954 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
955 SSE_VEC_FLOAT_MODE_P as insn constraint.
956 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
957 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
958 sse4a_movntdf using MODEF mode iterator.
959 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
960 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
961 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
962 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
963 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
964 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
965 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
967 2008-02-21 Richard Guenther <rguenther@suse.de>
969 * tree.def (PAREN_EXPR): New tree code.
970 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
972 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
973 * expr.c (expand_expr_real_1): Likewise.
974 * tree-inline.c (estimate_num_insns_1): Likewise.
975 * tree-complex.c (expand_complex_move): Likewise.
976 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
979 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
982 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
984 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
987 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
989 * config/sh/sh.c (find_barrier): Don't go past
990 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
992 2008-02-20 DJ Delorie <dj@redhat.com>
994 * config/h8300/h8300.md (insv): Force source operand to be a register.
996 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
997 as a jump, not as a plain insn.
999 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1001 * doc/invoke.texi (Warning Options): Add new option
1002 -Wframe-larger-than=.
1003 (-Wframe-larger-than): Document.
1005 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1006 Add declarations for new option variables.
1008 * final.c (final_start_function): Check the frame size
1009 before emission and issue a Wframe-larger-than warning.
1011 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1012 Add definitions for new option variables.
1013 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1015 * common.opt (Wframe-larger-than=): New option.
1017 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1019 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1020 (<sse>_div<mode>3): Ditto.
1021 (<sse>_vmdiv<mode>3): Ditto.
1022 (<sse>_vmsqrt<mode>2): Ditto.
1023 (*smax<mode>3): Ditto.
1024 (sse5_frcz<mode>2): Ditto.
1025 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1028 2008-02-20 Richard Guenther <rguenther@suse.de>
1031 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1032 be happy with INTEGRAL_TYPE_P.
1034 2008-02-20 Richard Guenther <rguenther@suse.de>
1036 * fold-const.c (split_tree): Associate floatig-point expressions
1037 if flag_associative_math is set.
1039 2008-02-20 Richard Guenther <rguenther@suse.de>
1041 * tree.h (fold_real_zero_addition_p): Declare.
1042 * fold-const.c (fold_real_zero_addition_p): Export.
1043 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1044 floating-point operations with zero and one.
1046 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1048 * doc/install.texi: Correct references to CFLAGS, replacing them
1049 with BOOT_CFLAGS. Document flags used during bootstrap for
1052 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1055 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1056 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1058 (smin<mode>3): Ditto from similar patterns.
1059 (smax<mode>3): Ditto.
1060 (*ieee_smin<mode>3): Ditto.
1061 (*ieee_smax<mode>3): Ditto.
1062 * config/i386/sse.md (sse): New mode attribute.
1063 (mov<mode>): Macroize expander from movv4sf and movv2df using
1064 SSEMODEF2P mode iterator.
1065 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1066 SSE_VEC_FLOAT_MODE_P as insn constraint.
1067 (storent<mode>): Ditto.
1068 (storent<mode>): Macroize expander from storentsf and storentdf using
1069 MODEF mode iterator.
1070 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1071 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1072 (abs<mode>2): Ditto from similar patterns.
1073 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1074 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1075 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1076 (<sse>_vmsqrt<mode>2): Ditto.
1077 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1078 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1079 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1080 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1081 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1082 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1083 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1085 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1086 iterator and SSE_FLOAT_MODE_P as insn constraint.
1087 (<sse>_ucomi): Ditto from similar patterns.
1088 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1089 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1090 SSE_VEC_FLOAT_MODE_P as insn constraint.
1091 (vcond<mode>): Ditto from similar patterns.
1092 (and<mode>3, *and<mode>3): Ditto.
1093 (<sse>_nand<mode>3): Ditto.
1094 (ior<mode>3, *ior<mode>3): Ditto.
1095 (xor<mode>3, *xor<mode>3): Ditto.
1096 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1097 iterator and SSE_FLOAT_MODE_P as insn constraint.
1098 (*nand<mode>3): Ditto from similar patterns.
1099 (*ior<mode>3): Ditto.
1100 (*xor<mode>3): Ditto.
1102 2008-02-20 Ira Rosen <irar@il.ibm.com>
1104 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1105 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1106 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1108 2008-02-19 Jan Hubicka <jh@suse.cz>
1110 * predict.c (tree_bb_level_predictions): Remove variable next
1111 mistakely introduced by previous commit.
1113 2008-02-19 Jan Hubicka <jh@suse.cz>
1115 * predict.c (predict_paths_leading_to): Rewrite.
1116 (predict_paths_for_bb): New.
1117 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1119 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1122 * Makefile.in (build_file_translate): New.
1123 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1124 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1125 * configure.ac (build_file_translate): Substitute it.
1126 * configure: Regenerate.
1128 2008-02-19 Jan Hubicka <jh@suse.cz>
1130 PR rtl-optimization/34408
1131 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1134 2008-02-19 Jan Hubicka <jh@suse.cz>
1137 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1140 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1143 * config/i386/i386-modes.def: Revert the last DI alignment
1144 change until Ada people can look into it.
1146 2008-02-19 Nick Clifton <nickc@redhat.com>
1148 * opts.c (print_specific_help): Fix typo in --help text.
1150 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1153 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1154 32-bit inline asm without asm alternatives for host GCC < 3.0.
1156 2008-02-19 Richard Guenther <rguenther@suse.de>
1158 PR tree-optimization/34989
1159 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1160 Allow propagation to INDIRECT_REF if we can simplify only.
1162 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1164 * c-common.c (warn_for_collisions_1): Use appropriate option when
1167 2008-02-19 Nick Clifton <nickc@redhat.com>
1170 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1171 (handle_options): Fix indentation.
1172 (print_filtered_help): If no language-specific options were
1173 displayed tell the user how to list all the options supported by
1174 the language's front-end.
1175 (print_specific_help): Fix indentation and remove duplicate line.
1176 (common_handle_option): Handle the -v option.
1177 For --help enable the display of undocumented options if the -v
1178 switch has been included on the command line.
1179 For --help= check for overlaps in the arguments between the option
1180 classes and the language names and issue a warning when they
1181 cannot be disambiguated.
1182 * c.opt (v): Pass on to the common option handler.
1184 2008-02-19 Revital Eres <eres@il.ibm.com>
1186 * modulo-sched.c (sms_schedule): Change dump message when
1187 create_ddg function fails.
1188 (try_scheduling_node_in_cycle): Rename row to cycle.
1189 (print_partial_schedule): Rename CYCLE to ROW.
1191 2008-02-19 Christian Bruel <christian.bruel@st.com>
1192 Zdenek Dvorak <ook@ucw.cz>
1194 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1196 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1199 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1200 (*x86_movdicc_0_m1_se): Ditto.
1202 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1205 (CMPtype): Define as __gcc_CMPtype.
1206 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1207 (CMPtype): Define as __gcc_CMPtype.
1209 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1211 Support valgrind 3.3 for --enable-checking=valgrind.
1212 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1214 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1215 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1216 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1217 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1218 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1219 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1220 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1222 * ggc-zone.c: Similar.
1223 * ggc-page.c: Similar.
1225 2008-02-19 Paul Brook <paul@codesourcery.com>
1228 * config/arm/ieee754-df.S: Fix do_it typo.
1229 * config/arm/ieee754-sf.S: Fix do_it typo.
1231 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1234 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1235 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1236 (OPTION_MASK_ISA_SSE_SET): Likewise.
1237 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1238 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1239 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1240 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1241 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1242 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1243 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1244 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1245 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1246 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1247 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1248 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1249 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1250 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1251 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1252 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1253 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1254 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1255 (OPTION_MASK_ISA_SSE4): Removed.
1256 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1257 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1259 (override_options): Don't turn on implied SSE/MMX bits in
1262 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1264 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1267 2008-02-18 Joey Ye <joey.ye@intel.com>
1270 * tree-nested.c (insert_field_into_struct): Set type alignment
1271 to field alignment if the former is less than the latter.
1273 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1275 * BASE-VER: Set to 4.4.0.
1277 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1279 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1280 * doc/cfg.texi: Likewise.
1281 * doc/extend.texi: Likewise.
1282 * doc/gty.texi: Likewise.
1283 * doc/invoke.texi: Likewise.
1284 * doc/loop.texi: Likewise.
1285 * doc/md.texi: Likewise.
1286 * doc/passes.texi: Likewise.
1287 * doc/rtl.texi: Likewise.
1288 * doc/sourcebuild.texi: Likewise.
1289 * doc/tm.texi: Likewise.
1290 * doc/tree-ssa.texi: Likewise.
1292 2008-02-17 Richard Guenther <rguenther@suse.de>
1295 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1296 without default definition.
1298 2008-02-17 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/35231
1301 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1304 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1308 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1309 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1310 libgcc_cmp_return mode.
1312 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1315 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1317 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1319 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1322 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1324 * doc/c-tree.texi: Use `@.' where appropriate.
1325 * doc/extend.texi: Likewise.
1326 * doc/install.texi: Likewise.
1327 * doc/invoke.texi: Likewise.
1328 * doc/loop.texi: Likewise.
1329 * doc/makefile.texi: Likewise.
1330 * doc/md.texi: Likewise.
1331 * doc/passes.texi: Likewise.
1332 * doc/standards.texi: Likewise.
1333 * doc/tm.texi: Likewise.
1335 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1338 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1340 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1341 rather than in entry_bb.
1343 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1346 libgcc_cmp_return mode.
1348 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1351 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1352 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1354 2008-02-15 Richard Guenther <rguenther@suse.de>
1355 Zdenek Dvorak <ook@ucw.cz>
1357 PR tree-optimization/35164
1358 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1359 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1360 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1361 Only propagate addresses which do not have abnormal SSA_NAMEs
1364 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1367 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1369 2008-02-15 Jan Hubicka <jh@suse.cz>
1372 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1374 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1377 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1378 when calculating alignment_pad.
1380 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1383 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1384 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1385 and STACK_BOUNDARY define.
1387 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1389 PR preprocessor/35061
1390 * c-pragma.c (handle_pragma_pop_macro): Check that
1391 pushed_macro_table has been allocated.
1393 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1396 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1397 (force_gimple_operand): Likewise.
1398 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1399 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1400 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1401 (find_interesting_uses_address): Check addressability and alignment
1402 of the base expression only after substituting bases of IVs into it.
1404 2008-02-14 Michael Matz <matz@suse.de>
1407 * function.c (instantiate_virtual_regs_in_insn): Reload address
1408 before falling back to reloading the whole operand.
1410 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1412 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1413 before the first section switch note.
1415 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1417 * doc/bugreport.texi: Update copyright years.
1418 * doc/c-tree.texi: Likewise.
1419 * doc/cfg.texi: Likewise.
1420 * doc/cpp.texi: Likewise.
1421 * doc/cppinternals.texi: Likewise.
1422 * doc/fragments.texi: Likewise.
1423 * doc/frontends.texi: Likewise.
1424 * doc/gcc.texi: Likewise.
1425 * doc/gty.texi: Likewise.
1426 * doc/hostconfig.texi: Likewise.
1427 * doc/implement-c.texi: Likewise.
1428 * doc/libgcc.texi: Likewise.
1429 * doc/loop.texi: Likewise.
1430 * doc/makefile.texi: Likewise.
1431 * doc/options.texi: Likewise.
1432 * doc/passes.texi: Likewise.
1433 * doc/rtl.texi: Likewise.
1434 * doc/sourcebuild.texi: Likewise.
1435 * doc/standards.texi: Likewise.
1436 * doc/tree-ssa.texi: Likewise.
1437 * doc/trouble.texi: Likewise.
1439 * doc/extend.texi: Use @: or add comma where appropriate.
1440 * doc/invoke.texi: Likewise.
1441 * doc/tm.texi: Likewise.
1443 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1446 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1449 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1451 * doc/md.texi (clz, ctz): Add reference.
1452 * doc/rtl.texi (clz, ctz): Likewise.
1454 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1457 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1460 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1462 * config/s390/s390.c (struct constant_pool): New field
1463 emit_pool_after added.
1464 (s390_mainpool_start): Set the emit_pool_after flag according
1465 to the section switch notes.
1466 (s390_mainpool_finish): Consider emit_pool_after when emitting
1467 the literal pool at the end of the function.
1468 (s390_chunkify_start): Force literal pool splits at section
1471 2008-02-13 Michael Matz <matz@suse.de>
1474 * var-tracking.c (clobber_variable_part): Correctly traverse the
1477 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1480 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1481 Add -fdump-ipa-inline.
1482 * tree-dump.c (dump_files): Remove tree-inlined dump.
1483 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1485 2008-02-12 Richard Guenther <rguenther@suse.de>
1487 PR tree-optimization/35171
1488 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1491 2008-02-12 Richard Guenther <rguenther@suse.de>
1494 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1495 value-preserving mode. Disallow final truncation.
1497 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1500 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1501 code from here to...
1502 (force_gimple_operand): ...here.
1504 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1507 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1508 non-compatible pointers.
1509 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1510 different FIELD_DECLs, try harder by comparing field offsets, sizes
1514 * function.c (match_asm_constraints_1): Don't replace the same input
1517 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1519 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1520 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1521 (expand_epilogue): Restore RAMPZ register.
1522 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1524 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1526 * config/i386/cygwin.asm: (__alloca): Correct calling
1527 convention and alignment.
1528 (__chkstk): Force 8 byte stack alignment.
1530 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1531 Richard Guenther <rguenther@suse.de>
1533 PR tree-optimization/33992
1534 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1535 the zero we compare against.
1537 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1540 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1541 to CloseHandle after unlocking to prevent accumulation of handle
1544 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1547 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1548 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1549 and update LABEL_NUSES during and after reload.
1551 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1554 * combine.c (simplify_if_then_else): Make sure the comparison is
1555 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1557 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1560 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1561 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1562 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1563 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1564 * tree.h (get_type_static_bounds): Likewise.
1566 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1568 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1569 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1570 Make -Wfoo language annotations match what the compiler outputs.
1572 2008-02-08 Sa Liu <saliu@de.ibm.com>
1574 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1575 intrinsics spu_convts, spu_convtu, spu_convtf.
1576 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1578 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1580 * doc/extend.texi (Function Attributes) <noinline>: Mention
1581 asm ("") as method to keep calls.
1583 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1586 * doc/options.texi (Options): Replace references to opts.sh with
1588 * opts-common.c: Likewise.
1589 * optc-gen.awk: Likewise.
1591 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1593 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1595 2008-02-07 Richard Henderson <rth@redhat.com>
1598 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1599 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1602 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1604 PR tree-optimization/35085
1605 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1606 for operand entry oe2 in addition to operand entry oe3 in order to
1607 expose more opportunities for vectorizer sum reduction.
1609 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1612 * Makefile.in (LIBS): Remove $(GMPLIBS).
1613 (cc1-dummy, cc1): Add $(GMPLIBS).
1615 2008-02-06 Jan Hubicka <jh@suse.cz>
1618 * i386.md (moddf_integer): Do not produce partial memory stalls for
1619 targets where it hurts.
1621 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1624 * optabs.c (expand_float): Do not check for decimal modes when
1625 expanding unsigned integer through signed conversion.
1627 2008-02-06 Nick Clifton <nickc@redhat.com>
1629 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1630 inside the clobber with a match_operand and duplicated operand
1631 number in the constraint.
1632 (ineqbranchsi): Delete redundant comment.
1634 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1636 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1637 builtin_define ("__USE_INIT_FINI__").
1638 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1640 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1642 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1644 PR documentation/30330
1645 * doc/invoke.texi (C++ Dialect Options)
1646 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1647 For each warning option -Wfoo that allows -Wno-foo, ensure both
1648 -Wfoo and -Wno-foo are listed in the option index. Fix index
1649 entry of -Wswitch-default, index -Wnormalized= including the
1650 `=', and -Wlarger-than-@var{len} including @var{len}.
1652 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1654 * config/i386/i386.md (floatunssisf2): Use
1655 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1656 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1657 Macroize expander using MODEF mode iterator.
1659 2008-02-05 Diego Novillo <dnovillo@google.com>
1661 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1664 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1666 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1669 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1671 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1674 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1675 to indicate if a message should be generated.
1676 (init_cumulative_args): Updated.
1677 (function_value_32): Likewise.
1679 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1681 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1683 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1686 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1687 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1689 2008-02-04 Diego Novillo <dnovillo@google.com>
1691 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1694 * tree-vrp.c (vrp_evaluate_conditional): With
1695 -Wtype-limits, emit a warning when comparing against a
1696 constant outside the natural range of OP0's type.
1698 2008-02-04 Richard Guenther <rguenther@suse.de>
1701 * expr.c (count_type_elements): Give for unions instead of
1704 2008-02-04 Richard Guenther <rguenther@suse.de>
1707 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1708 to TYPE_DOMAINs base type instead of using bitsizetype here.
1710 2008-02-03 Jason Merrill <jason@redhat.com>
1712 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1714 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1717 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1718 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1719 (RS/6000 and PowerPC Options): Fix typos and markup.
1720 * doc/passes.texi (Tree-SSA passes): Likewise.
1722 2008-02-02 Michael Matz <matz@suse.de>
1725 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1726 from record_last_reg_set_info.
1727 (record_last_reg_set_info): Take an RTX argument, iterate over all
1728 constituent hardregs.
1729 (record_last_set_info, record_opr_changes): Change calls to
1730 new signature or to record_last_reg_set_info_regno.
1732 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1734 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1736 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1738 PR rtl-optimization/34773
1739 * reg-notes.def (EQUAL): Mention significance of combination of
1740 REG_EQUAL and REG_RETVAL.
1741 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1742 insn that has a REG_RETVAL.
1744 2008-02-01 Roger Sayle <roger@eyesopen.com>
1747 * configure.ac (--enable-fixed-point): Disable unless explicitly
1749 * configure: Regenerate.
1751 2008-02-01 Richard Guenther <rguenther@suse.de>
1754 * invoke.texi (-finline-limit): Remove no longer true parts
1755 of the documentation. Note that there is no default value.
1757 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1758 Mark Mitchell <mark@codesourcery.com>
1759 Ben Elliston <bje@au.ibm.com>
1762 * doc/extend.texi (Other Builtins): Document.
1764 2008-01-31 Tom Browder <tom.browder@gmail.com>
1766 * doc/c-tree.texi (Types): Fix grammar.
1767 (Expression trees): Ditto.
1768 * doc/passes.texi (Tree-SSA passes): Ditto.
1770 * doc/configterms.texi (Configure Terms): Fix typo.
1771 * doc/cpp.texi (Common Predefined Macros): Ditto.
1772 * doc/md.texi (Machine Constraints): Ditto.
1774 * doc/makefile.texi (Makefile): Add comma.
1776 2008-01-31 Tom Browder <tom.browder@gmail.com>
1777 Gerald Pfeifer <gerald@pfeifer.com>
1779 * doc/sourcebuild.texi (Front End): Remove references to CVS
1780 and CVSROOT/modules.
1781 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1782 (Back End): Remove reference to CVS.
1784 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1787 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1789 (mips16_gp_pseudo_reg): ...here.
1790 * config/mips/mips.md (load_const_gp): Replace with...
1791 (load_const_gp_<mode>): ...this :P-based insn.
1793 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1795 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1796 options. Minor fixes.
1797 (-std): Move reference to standards closer to where language
1798 standards are first mentioned.
1800 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1802 PR rtl-optimization/34995
1803 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1804 parameter and return a bool. If the rtx parameter is nonnull,
1805 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1806 (find_reloads): Update call accordingly. Pass the new operand
1807 if it needed no address reloads, otherwise pass null.
1809 2008-01-30 Richard Henderson <rth@redhat.com>
1812 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1813 for unbounded arrays.
1815 2008-01-30 Silvius Rus <rus@google.com>
1817 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1819 2008-01-30 Jan Hubicka <jh@suse.cz>
1822 * i386.c (init_cumulative_args): Use real function declaration when
1825 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1827 PR rtl-optimization/34998
1828 * global.c (build_insn_chain): Treat non-subreg_lowpart
1829 SUBREGs of pseudos as clobbering all the words covered by the
1830 SUBREG, not just all the bytes.
1831 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1832 original df_ref rather than an extract parameter.
1833 (global_conflicts): Update call accordingly.
1835 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1837 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1838 the overflow check to make it easier to read.
1839 (__fixtfdi): Change the type of the ll member in union
1840 long_double to UDItype_x.
1842 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1845 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1846 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1847 * tree-inline.c (fold_marked_statements): Call
1848 cgraph_update_edges_for_call_stmt if folding a call statement.
1849 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1850 debug_generic_stmt calls, reset it back afterwards.
1853 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1855 * c-typeck.c (build_external_ref): Don't pedwarn about
1856 static vars in current function's scope.
1858 2008-01-29 Joseph Myers <joseph@codesourcery.com>
1860 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
1862 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
1865 * ipa-struct-reorg.c: Fix spelling.
1866 * params.def: Ditto.
1868 2008-01-29 Richard Guenther <rguenther@suse.de>
1871 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
1873 * tree-inline.c (remap_type): Increment remapping_type_depth
1874 around remapping types.
1875 (copy_body_r): Only add referenced variables if they are referenced
1876 from code, not types.
1878 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
1889 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
1890 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
1892 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
1895 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
1896 pointer for tiny stack.
1898 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1900 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
1902 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
1904 * config/vx-common.h: Fix typo in comment.
1906 2008-01-28 Ian Lance Taylor <iant@google.com>
1910 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
1911 coalesce pointers if they have different DECL_NO_TBAA_P values.
1912 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
1913 between variables with different DECL_NO_TBAA_P values.
1915 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
1918 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
1919 are not legitimate small data references on SPE targets.
1921 2008-01-28 David Daney <ddaney@avtrex.com>
1923 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
1925 2008-01-28 David Daney <ddaney@avtrex.com>
1927 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
1929 2008-01-27 Joseph Myers <joseph@codesourcery.com>
1931 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
1932 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
1933 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
1934 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
1935 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1936 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
1937 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
1938 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
1940 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1942 * basic-block.h (condjump_equiv_p): Fix comment.
1944 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1946 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
1947 print_generic_stmt_indented): Fix comment.
1949 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
1951 * configure.ac (__stack_chk_fail): Add detecion for availability
1952 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
1953 * configure: Regenerate.
1955 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
1958 * final.c (output_addr_const): Handle TRUNCATE.
1960 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
1963 * tree-ssa-loop-ivopts.c (comp_cost): New type.
1964 (zero_cost, infinite_cost): New constants.
1965 (struct cost_pair): Change type of cost to comp_cost.
1966 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
1967 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
1969 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
1970 split_address_cost, ptr_difference_cost, difference_cost,
1971 get_computation_cost_at, get_computation_cost,
1972 determine_use_iv_cost_generic, determine_use_iv_cost_address,
1973 determine_use_iv_cost_condition, determine_use_iv_costs,
1974 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
1975 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
1976 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
1977 Change type of cost to comp_cost.
1978 (determine_iv_cost): Increase cost of non-original ivs, instead
1979 of decreasing the cost of original ones.
1980 (get_address_cost): Indicate the complexity of the addressing mode
1982 (try_add_cand_for): Prefer using ivs not specific to some object.
1983 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
1985 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
1986 Janis Johnson <janis187@us.ibm.com>
1989 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
1990 (TARGET_INSTANTIATE_DECLS): Likewise.
1991 * target.h (expand_to_rtl_hook): New target hook.
1992 (instantiate_decls): Likewise.
1993 * function.c (instantiate_decl): Make non-static. Rename to...
1994 (instantiate_decl_rtl): ... this.
1995 (instantiate_expr): Use instantiate_decl_rtl.
1996 (instantiate_decls_1): Likewise.
1997 (instantiate_decls): Likewise.
1998 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
1999 * function.h (instantiate_decl_rtl): Add prototype.
2000 * cfgexpand.c (target.h): New include.
2001 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2002 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2003 (TARGET_INSTANTIATE_DECLS): Likewise.
2004 (TARGET_INITIALIZER): New target hooks added.
2005 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2007 * config/rs6000/rs6000.c (tree-flow.h): New include.
2008 (machine_function): Add sdmode_stack_slot field.
2009 (rs6000_alloc_sdmode_stack_slot): New function.
2010 (rs6000_instantiate_decls): Likewise.
2011 (rs6000_secondary_memory_needed_rtx): Likewise.
2012 (rs6000_check_sdmode): Likewise.
2013 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2014 (TARGET_INSTANTIATE_DECLS): Likewise.
2015 (rs6000_hard_regno_mode_ok): Allow SDmode.
2016 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2017 (rs6000_emit_move): Handle SDmode.
2018 (function_arg_advance): Likewise.
2019 (function_arg): Likewise.
2020 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2021 SDmode var args for 32-bit compiles.
2022 (rs6000_secondary_reload_class): Handle SDmode.
2023 (rs6000_output_function_epilogue): Likewise.
2024 (rs6000_function_value): Simplify if statement.
2025 (rs6000_libcall_value): Likewise.
2026 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2027 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2028 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2029 (movsd_hardfloat): New define_insn.
2030 (movsd_softfloat): Likewise.
2031 (movsd_store): Likewise.
2032 (movsd_load): Likewise.
2033 (extendsddd2): Likewise.
2034 (extendsdtd2): Likewise.
2035 (truncddsd2): Likewise.
2036 (movdd_hardfloat64): Fixup comment.
2037 (UNSPEC_MOVSD_LOAD): New constant.
2038 (UNSPEC_MOVSD_STORE): Likewise.
2040 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2043 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2045 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2046 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2047 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2050 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2053 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2054 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2055 __LONGDOUBLE128 too.
2056 * config/rs6000/aix61.h: New file.
2058 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2060 PR rtl-optimization/34959
2061 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2062 popcount and parity rtxes the same mode as their operand.
2063 Truncate or extend the result to the return value's mode
2066 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2069 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2070 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2071 to GOT_VERSION_REGNUM.
2072 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2073 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2074 * config/mips/mips.c (mips_emit_call_insn): New function.
2075 (mips_call_tls_get_addr): Call mips_expand_call directly.
2076 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2078 (mips16_build_call_stub): Likewise. Return the call insn or null.
2079 (mips_expand_call): Update the call to mips16_build_call_stub
2080 accordingly and a remove redundant condition. Assert that MIPS16
2081 stubs do not use lazy binding. Use mips_emit_call_insn and return
2083 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2085 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2086 (mips_avoid_hazard): Remove hazard_set handling.
2087 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2088 (UNSPEC_RESTORE_GP): ...this.
2089 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2090 (FAKE_CALL_REGNO): Rename to...
2091 (GOT_VERSION_REGNUM): ...this.
2092 (type): Add "ghost" value. Add an associated insn reservation.
2093 (hazard_set): Remove.
2094 (exception_receiver): Rename to...
2095 (restore_gp): ...this and update the unspec identifier accordingly.
2096 (exception_receiver, nonlocal_got_receiver): New expanders.
2097 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2098 FAKE_CALL_REGNO. Remove hazard_set attribute.
2099 (set_got_version, update_got_version): New patterns.
2101 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2104 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2106 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2109 * doc/install.texi2html: Generate gcc-vers.texi.
2111 2008-01-25 DJ Delorie <dj@redhat.com>
2113 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2115 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2117 * config/c4x: Remove directory.
2118 * config.gcc (crx-*, mt-*): Mark obsolete.
2119 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2120 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2121 sh-*-rtemscoff*): Remove cases.
2122 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2123 * real.c (encode_c4x_single, decode_c4x_single,
2124 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2125 c4x_extended_format): Remove.
2126 * real.h (c4x_single_format, c4x_extended_format): Remove.
2127 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2129 (Pragmas): Remove comment about c4x pragmas.
2130 * doc/install.texi (c4x): Remove target-specific instructions.
2131 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2132 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2133 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2134 refer to C4x source files as examples.
2135 (C4X_FLOAT_FORMAT): Remove documentation.
2137 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2139 * config/bfin/bfin.c (override_options): Reorder tests so that
2140 flag_pic gets enabled for -msep-data.
2142 2008-01-25 Richard Guenther <rguenther@suse.de>
2145 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2146 to its bitfield precision if required.
2148 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2151 * tree-nested.c (walk_omp_for): New function.
2152 (convert_nonlocal_reference, convert_local_reference): Call
2153 walk_omp_for on OMP_FOR.
2154 (convert_call_expr): Call walk_body on OMP_FOR's
2155 OMP_FOR_PRE_INIT_BODY.
2157 2008-01-25 Richard Guenther <rguenther@suse.de>
2159 PR tree-optimization/34966
2160 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2161 default defs and PHI_NODEs we have to insert after the
2164 2008-01-24 Nick Clifton <nickc@redhat.com>
2166 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2167 Provide a default definition.
2168 (LIBGCC2_UNITS_PER_WORD): Likewise.
2170 * config/stormy16/stormy16.c: Include df.h for the prototype
2171 for df_regs_ever_live_p.
2172 (xstormy16_expand_builtin_va_start): Convert the stack offset
2173 into a component_ref and then use POINTER_PLUS_EXPR to add it
2174 to the incoming_virtual_args_rtx.
2175 (xstormy16_gimplify_va_arg_expr): Rename to
2176 xstormy16_gimplify_va_arg_expr.
2177 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2178 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2179 xstormy16_gimplify_va_arg_expr.
2180 Fix up some formatting issues.
2182 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2183 Move to predicates.md.
2184 (xs_hi_general_operand): Likewise.
2185 (xs_hi_nonmemory_operand): Likewise.
2186 * config/stormy16/predicates.md:
2187 (xstormy16_carry_plus_operand): New predicate.
2188 (xs_hi_general_operand): New predicate.
2189 (xs_hi_nonmemory_operand): New predicate.
2190 * config/stormy16/stormy16-protos.h:
2191 (xstormy16_carry_plus_operand): Delete prototype.
2192 (xs_hi_general_operand): Likewise.
2193 (xs_hi_nonmemory_operand): Likewise.
2195 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2196 modifiers as they are no longer needed and they can trigger
2197 reload spill failures.
2199 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2200 with a match_operand in order to help reload.
2202 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2203 constraint with 'e' for the 8th alternative as this version of
2204 the mov.w instruction only accepts the lower 8 registers.
2206 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2209 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2210 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2213 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2216 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2218 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2220 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2222 (remove_structure): Update allocations list before removing structure.
2224 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2226 * ipa-struct-reorg.c (is_safe_cond_expr,
2227 create_new_stmts_for_cond_expr): Use integer_zerop function,
2228 that recognize not only zero-pointer, but zero-integer too.
2230 2008-01-25 Ben Elliston <bje@au.ibm.com>
2233 * fixproto: Escape "." in sed expression that strips leading "./".
2235 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2238 * gcc.c (SWITCH_OK): Removed.
2239 (SWITCH_LIVE): Changed to bit.
2240 (SWITCH_FALSE): Likewise.
2241 (SWITCH_IGNORE): Likewise.
2242 (switchstr): Change live_cond to unsigned int.
2243 (process_command): Replace SWITCH_OK with 0.
2244 (do_self_spec): Likewise.
2245 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2246 (give_switch): Likewise.
2247 (used_arg): Likewise.
2248 (do_spec_1): Set the SWITCH_IGNORE bit.
2249 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2250 bits. Set the SWITCH_LIVE bit.
2252 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2254 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2256 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2258 PR tree-optimization/34472
2259 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2260 parameter to a "bool *" and set *DATA to false if there is
2261 an unsafe access. Do not delete the structure here.
2262 (check_cond_exprs): Delete it here instead.
2263 (check_cond_exprs, exclude_cold_structs): Do not increase
2264 I when removing a structure.
2266 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2270 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2272 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2275 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2276 a fixed vector for stack.
2278 2008-01-24 Ben Elliston <bje@au.ibm.com>
2281 * doc/gcc.texi (Software development): Add a direntry for g++.
2283 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2285 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2286 stale and straggling -fforce-addr comments above.
2288 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2290 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2291 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2293 2008-01-23 Michael Matz <matz@suse.de>
2296 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2299 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2301 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2304 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2306 * config/avr/avr.c (avr_current_arch): New variable.
2307 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2308 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2309 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2310 (avr_override_options): Init 'avr_current_arch'.
2311 (base_arch_s): Move from here...
2312 * config/avr/avr.h (base_arch_s): ... here. Add new members
2313 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2314 'mega' to 'have_jmp_call'.
2315 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2316 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2318 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2320 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2321 MULTILIB_MATCHES): (Ditto.).
2323 2008-01-23 Richard Guenther <rguenther@suse.de>
2326 * cgraphunit.c (cgraph_reset_node): Always mark the node
2327 not reachable if it is not queued already.
2329 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2331 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2332 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2333 (cputype_selected): New static variable.
2334 (bfin_handle_option): Set it if -mcpu is used.
2335 (override_option): Select default set of workarounds if no cpu type
2336 selected on the command line.
2337 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2339 From Michael Frysinger <michael.frysinger@analog.com>
2340 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2341 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2343 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2344 for bf547, bf523, bf524, and bf526.
2345 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2347 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2348 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2349 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2350 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2351 * doc/invoke.texi (Blackfin Options): Document that
2352 -mcpu now accept bf547, bf523, bf524, and bf526.
2354 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2356 PR rtl-optimization/34628
2357 * combine.c (try_combine): Stop and undo after the first combination
2358 if an autoincrement side-effect on the first insn has effectively
2361 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2364 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2365 Offset addresses are not valid for Altivec or paired float modes.
2367 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2370 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2371 if DECL_INITIAL (decl) is error_mark_node.
2374 * c-common.c (handle_vector_size_attribute): Only allow
2375 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2376 the same way as pointer, array etc. types.
2377 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2380 * tree.c (build_type_attribute_qual_variant): Call
2381 build_qualified_type if attributes are equal, but quals are not.
2383 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2386 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2387 * flags.h (warn_strict_aliasing): Remove.
2388 (warn_strict_overflow): Remove.
2389 * opts.c (warn_strict_aliasing): Remove.
2390 (warn_strict_overflow): Remove.
2391 * c-opts.c (c_common_handle_option): -Wall only sets
2392 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2393 (c_common_post_options): Give default values to -Wstrict-aliasing
2394 and -Wstrict-overflow if they are uninitialized.
2395 * common.opt (Wstrict-aliasing): Specify Var and Init.
2396 (Wstrict-overflow): Likewise.
2398 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2400 PR rtl-optimization/26854
2401 PR rtl-optimization/34400
2402 PR rtl-optimization/34884
2403 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2405 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2406 (df_rd_bb_info.expanded_lr_out): Deleted
2407 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2408 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2409 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2410 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2411 Removed code to allocate, initialize or free expanded_lr_out.
2412 (df_rd_bb_local_compute_process_def): Restructured to make more
2414 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2415 sets if the sets are being trimmed.
2417 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2420 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2421 (as_vers): Likewise.
2422 * configure: Regenerated.
2424 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2427 * tree-pass.h (pass_build_alias): New pass.
2428 * tree-ssa-alias.c (gate_build_alias): New.
2429 (pass_build_alias): New.
2430 * passes.c (init_optimization_passes): Add pass_build_alias after
2431 pass_create_structure_vars.
2433 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2435 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2436 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2437 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2438 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2439 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2440 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2441 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2442 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2443 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2444 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2445 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2446 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2447 * config/s390/s390.md (FP_ALL): New mode iterator.
2448 (_d): New mode attribute.
2449 ("*signbit<mode>2>"): Changed mode of first operand.
2450 ("isinf<mode>2"): Changed mode of first operand.
2451 ("*TDC_insn"): Adaptation for DFP modes.
2453 2008-01-22 Ben Elliston <bje@au.ibm.com>
2455 * tree.c (check_qualified_type): Improve function description.
2457 2008-01-21 Jason Merrill <jason@redhat.com>
2460 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2461 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2464 2008-01-21 DJ Delorie <dj@redhat.com>
2466 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2469 2008-01-21 Richard Guenther <rguenther@suse.de>
2472 * tree-cfg.c (verify_expr): Allow all invariant expressions
2473 instead of just constant class ones as reference argument.
2474 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2475 like any other constant.
2476 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2478 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2480 * regmove.c (fixup_match_1): Update call crossed frequencies.
2482 2008-01-21 Richard Guenther <rguenther@suse.de>
2485 * tree-inline.c (setup_one_parameter): Deal with mismatched
2486 types using a VIEW_CONVERT_EXPR.
2488 2008-01-21 Alon Dayan <alond@il.ibm.com>
2489 Olga Golovanevsky <olga@il.ibm.com>
2491 PR tree-optimization/34701
2492 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2493 when the structure size is not a power of 2.
2495 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2497 * doc/install.texi: Add doc for --enable-checking=df.
2499 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2501 PR rtl-optimization/34808
2502 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2504 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2506 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2509 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2511 PR rtl-optimization/26854
2512 PR rtl-optimization/34400
2513 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2515 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2516 (df_rd_bb_info.expanded_lr_out): New.
2517 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2518 * loop_iv.c (iv_analysis_loop_init): Ditto.
2519 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2520 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2521 Added code to allocate, initialize or free expanded_lr_out.
2522 (df_rd_bb_local_compute_process_def): Restructured to make
2523 more understandable.
2524 (df_rd_confluence_n): Add code to do nothing with fake edges and
2525 code to no apply invalidate_by_call sets if the sets are being trimmed.
2526 (df_lr_local_finalize): Renamed to df_lr_finalize.
2527 (df_live_local_finalize): Renamed to df_live_finalize.
2529 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2532 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2533 deciding whether to use reciprocal instructions.
2535 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2537 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2538 dwarf2out_note_section_used if cold_text_section is NULL.
2540 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2542 PR gcov-profile/34610
2543 * tree-cfg.c (make_edges): Mark both outgoing edges from
2544 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2545 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2546 from OMP_FOR and OMP_CONTINUE outgoing edges.
2548 * tree-profile.c (tree_profiling): Return early if
2549 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2551 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2552 from cfun to child_cfun.
2553 * function.h (struct function): Add after_tree_profile bit.
2555 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2557 * config/avr/avr.S (_exit): Disable interrupt.
2559 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2560 Steven Bosscher <stevenb.gcc@gmail.com>
2562 PR rtl-optimization/26854
2563 PR rtl-optimization/34400
2564 * df-problems.c (df_live_scratch): New scratch bitmap.
2565 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2566 (df_live_reset): Clear the proper bitmaps.
2567 (df_live_bb_local_compute): Only process the artificial defs once
2568 since the order is not important.
2569 (df_live_init): Init the df_live sets only with the variables
2570 found live by df_lr.
2571 (df_live_transfer_function): Use the df_lr sets to prune the
2572 df_live sets as they are being computed.
2573 (df_live_free): Free df_live_scratch.
2575 2008-01-18 Ian Lance Taylor <iant@google.com>
2577 * common.opt: Add fmerge-debug-strings.
2578 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2579 flag_merge_debug_strings rather than flag_merge_constants.
2580 * doc/invoke.texi (Option Summary): Mention
2581 -fmerge-debug-strings.
2582 (Debugging Options): Document -fmerge-debug-strings.
2584 2008-01-18 Ian Lance Taylor <iant@google.com>
2587 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2588 (struct tree_function_decl): Add new field operator_new_flag.
2589 * tree-inline.c (expand_call_inline): When inlining a call to
2590 operator new, force the return value to go into a variable, and
2591 set DECL_NO_TBAA_P on that variable.
2592 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2594 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2597 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2598 DWARF2_DEBUGGING_INFO.
2599 (dwarf2out_note_section_used): Ditto. Add prototype.
2600 (have_multiple_function_sections, text_section_used,
2601 cold_text_section_used, *cold_text_sections): Move declarations
2604 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2606 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2607 field and add signal_ra.
2608 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2609 assignments to frame state pc. Move end of stack check after
2610 MD_FALLBACK_FRAME_STATE_FOR.
2611 (uw_update_context_1): Use frame state signal_regs if set, instead
2612 of checking signal_frame flag.
2613 (uw_update_context): Use frame state signal_ra if set.
2614 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2615 * config/xtensa/linux-unwind.h: New file.
2617 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2619 * modulo-sched.c (get_sched_window): Fix comment typo.
2621 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2623 PR tree-optimization/34648
2624 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2626 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2628 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2629 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2631 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2633 PR rtl-optimization/34400
2634 * df-core.c (df_worklist_dataflow_overeager,
2635 df_worklist_dataflow_doublequeue): New functions.
2636 (df_worklist_dataflow): Two different worklist solvers.
2637 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2640 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2643 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2644 and ftree-parallelize-loops.
2646 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2648 PR rtl-optimization/34826
2649 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2651 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2653 * global.c (find_reg): Mark the eh regs as used if necessary.
2654 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2655 * ra.h (struct allocno): no_eh_reg field added. Changed
2656 no_stack_reg type to bitfield.
2658 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree.c (substitute_in_expr): Add missing 'break'.
2662 2008-01-17 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/34825
2665 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2666 x / x as division to handle.
2668 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2670 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2671 "-pthread" is specified.
2672 * pa-hpux11.h (LIB_SPEC): Likewise.
2674 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2675 Peter Bergner <bergner@vnet.ibm.com>
2677 PR rtl-optimization/33796
2678 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2680 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2682 PR libgfortran/34699
2683 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2685 * pa-hpux10.h (LINK_SPEC): Likewise.
2686 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2688 2008-01-16 Richard Guenther <rguenther@suse.de>
2691 * fold-const.c (fold_convert_const_int_from_int): Do not
2692 set overflow if that occured only because of a sign extension
2693 change when converting from/to a sizetype with the same
2694 precision and signedness.
2696 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2699 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2700 location address to the correct place. Update copyright year.
2702 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2704 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2705 no dependences in the dependence_relations vector.
2707 2008-01-16 Jan Hubicka <jh@suse.cz>
2709 PR rtl-optimization/31396
2710 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2711 * cfg.c (dump_reg_info): Print it.
2712 * regs.h (struct reg_info_t): add freq_calls_crossed.
2713 (REG_FREQ_CALLS_CROSSED): New macro.
2714 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2715 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2716 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2717 regmove_optimize): Update call crossed frequencies.
2718 * local-alloc.c (struct qty): Add freq_calls_crossed.
2719 (alloc_qty): Copute freq_calls_crossed.
2720 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2721 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2722 * ra.h (struct allocno): Add freq_calls_crossed.
2724 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2726 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2727 libgomp when compiling with ftree-parallelize-loops.
2728 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2730 2008-01-16 Richard Guenther <rguenther@suse.de>
2732 PR tree-optimization/34769
2733 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2734 * tree.c (int_cst_value): Instead make this function more
2735 permissive in what it accepts as valid input. Document this
2736 function always sign-extends the value.
2738 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2739 Richard Guenther <rguenther@suse.de>
2742 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2743 (gimple_fold_indirect_ref_rhs): ... this.
2744 (gimple_fold_indirect_ref): New function with foldings
2745 that preserve lvalueness.
2746 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2747 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2748 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2749 to fold an INDIRECT_REF, fall back to the old use of
2750 fold_indirect_ref_1.
2752 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2754 * tree-data-ref.c (subscript_dependence_tester_1): Call
2755 free_conflict_function.
2756 (compute_self_dependence): Same.
2758 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2761 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2762 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2764 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2765 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2766 for DWARF2_UNWIND_INFO targets.
2768 2008-01-16 Richard Guenther <rguenther@suse.de>
2771 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2772 type qualifiers for function types.
2774 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2776 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2777 loop_iterator li from previous commit.
2779 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2781 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2783 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2785 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2786 (parallelize_loops): Don't parallelize irreducible components.
2788 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2791 * c-opts (c_common_post_options): Do not enable CPP
2792 flag_pedantic_errors by default.
2794 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2796 PR rtl-optimization/31944
2797 * cse.c (remove_pseudo_from_table): New function.
2798 (merge_equiv_classes): Use above function to remove pseudo-registers.
2799 (invalidate): Likewise.
2801 2008-01-13 Richard Guenther <rguenther@suse.de>
2804 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2805 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2807 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2809 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2810 validate_change to unshare the source of the PC set.
2812 2008-01-12 Jan Hubicka <jh@suse.cz>
2815 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2816 references above array bounds. This might trigger bounds checks for
2819 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2821 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2822 new_replaceable_dependencies.
2824 2008-01-12 Doug Kwan <dougkwan@google.com>
2826 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2827 instead of OPT_Wreturn_type in warning due to ignored return type
2829 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2830 options included in -Wextra.
2831 * c.opt: New option -Wignored_qualifiers.
2832 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2833 -Wignore_qualifiers.
2834 (-Wignored-qualifiers): Document.
2835 (-Wreturn-type): Remove description of functionality now handled
2836 by -Wignored-qualifiers.
2838 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2841 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2842 NOP_EXPR if it is between integral types with the same precision.
2844 2008-01-12 Jan Hubicka <jh@suse.cz>
2847 * invoke.texi (max-inline-recursive-depth): Fix default value.
2849 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2851 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2854 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2856 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2858 2008-01-11 James E. Wilson <wilson@specifix.com>
2861 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
2863 2008-01-11 Anatoly Sokolov <aesok@post.ru>
2865 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
2866 save/restore frame pointer register and don't use 'call-prologues'
2867 optimization in function with "OS_task" attribute.
2869 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
2872 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
2873 when copying to memory.
2875 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
2877 PR rtl-optimization/30905
2878 * cfgcleanup.c: Include dce.h
2879 (crossjumps_occured): New global variable.
2880 (try_crossjump_bb): Exit loop after finding a fallthru edge.
2881 If something changed, set crossjumps_occured to true.
2882 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
2883 Don't add/remove fake edges to exit here...
2884 (cleanup_cfg): ...but do it here, when crossjumping.
2885 Run a fast DCE when successful crossjumps occured in the latest
2886 iteration of try_optimize_cfg.
2888 2008-01-11 Richard Guenther <rguenther@suse.de>
2890 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
2891 (struct vn_unary_op_s): Likewise.
2892 (vn_reference_insert): Free old reference on hash collision.
2894 2008-01-10 Raksit Ashok <raksit@google.com>
2896 PR rtl-optimization/27971
2897 * combine.c (find_split_point): Split PLUS expressions which are
2898 inside a MEM rtx, and whose first operand is complex.
2900 2008-01-10 DJ Delorie <dj@redhat.com>
2902 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
2903 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
2904 (m32c_hard_regno_ok): Call the underlying function.
2906 2008-01-10 Richard Guenther <rguenther@suse.de>
2909 * tree-cfg.c (tree_merge_blocks): Do not go through the
2910 full-blown folding and stmt updating path if we just deal
2911 with virtual operands.
2912 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
2913 test for abnormal SSA_NAMEs.
2915 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
2918 * reload.c (push_reload): Add assertions. All constants from
2919 reg_equiv_constant should have been used for replacing the respective
2921 (find_reloads_address): Invoke find_reloads_address_part for
2922 constant taken from the reg_equiv_constant array.
2924 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
2926 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
2927 field (valnum) the first in the struct. Replace bools with
2930 2008-01-10 Richard Guenther <rguenther@suse.de>
2932 PR tree-optimization/34651
2933 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
2934 types and ordering for masking and converting.
2936 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
2938 PR tree-optimization/34017
2939 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
2940 also for PHI_NODE expressions.
2942 2008-01-09 Jan Hubicka <jh@suse.cz>
2944 PR tree-optimization/34708
2945 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
2946 based on number of case labels.
2947 (init_inline_once): Remove switch_cost.
2948 * tree-inline.h (eni_weights_d): Remove switch_cost.
2950 2008-01-09 Richard Guenther <rguenther@suse.de>
2951 Andrew Pinski <andrew_pinski@playstation.sony.com>
2954 * gimplify.c (gimplify_cond_expr): Do not create an addressable
2955 temporary if an rvalue is ok or an lvalue is not required.
2957 2008-01-09 Richard Guenther <rguenther@suse.de>
2960 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
2963 2008-01-09 Richard Guenther <rguenther@suse.de>
2966 * tree.c (host_integerp): Check for sizetype only if the
2967 type is an integer type.
2969 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
2972 * opts.c (decode_options): Disable inlining of functions called
2973 once if not in unit-at-a-time mode.
2975 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
2977 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
2979 2008-01-08 Richard Guenther <rguenther@suse.de>
2982 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
2983 out early if the result will be unused.
2985 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
2990 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
2994 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
2996 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
2997 for vectorization tuned.
2999 2008-01-08 Richard Guenther <rguenther@suse.de>
3001 PR tree-optimization/34683
3002 * tree-ssa-operands.c (operand_build_cmp): Export.
3003 * tree-ssa-operands.h (operand_build_cmp): Declare.
3004 * tree-vn.c (vuses_compare): Remove.
3005 (sort_vuses): Use operand_build_cmp.
3006 (sort_vuses_heap): Likewise.
3007 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3008 to re-use old VEC if available. Do not sort already sorted VUSEs.
3009 (vdefs_to_vec): Do not sort already sorted VDEFs.
3011 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3014 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3016 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3019 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3020 limitations of reciprocal sequences on x86 targets.
3022 2008-01-08 Richard Guenther <rguenther@suse.de>
3024 PR tree-optimization/34683
3025 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3027 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3030 * config/darwin.c (darwin_mergeable_string_section): Don't use
3031 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3033 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3037 negxf2. Macroize expander using X87MODEF mode iterator. Change
3038 predicates of op0 and op1 to register_operand.
3039 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3040 expander using X87MODEF mode iterator. Change predicates of
3041 op0 and op1 to register_operand.
3042 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3043 corresponding patterns and macroize using MODEF macro. Change
3044 predicates of op0 and op1 to register_operand and remove
3045 "m" constraint. Disparage "r" alternative with "!".
3046 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3047 macroize using X87MODEF macro. Change predicates of op0 and op1
3048 to register_operand and remove "m" constraint. Disparage "r"
3049 alternative with "!".
3050 (absneg splitter with memory operands): Remove.
3051 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3052 patterns and macroize using X87MODEF mode iterator.
3053 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3054 Change predicate of op1 to register_operand.
3055 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3056 for memory operands.
3058 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3060 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3062 2008-01-07 Richard Guenther <rguenther@suse.de>
3064 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3067 2008-01-07 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/34683
3070 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3071 VOPs of the needed size to save memory. Use VEC_quick_push
3072 to save compile-time.
3073 (vdefs_to_vec): Likewise.
3075 2008-01-07 Sa Liu <saliu@de.ibm.com>
3077 * config/spu/spu.md (divdf3): Genetate inline code for double
3078 division. The implementation doesn't handle INF or NAN, therefore it
3079 only applies when -ffinite-math-only is given.
3081 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3084 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3085 * doc/cpp.texi ([Common Predefined Macros]): Document.
3087 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3089 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3090 order to use commutative addition instead of subtraction.
3092 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3093 Mircea Namolaru <namolaru@il.ibm.com>
3094 Vladimir Yanovsky <yanov@il.ibm.com>
3095 Revital Eres <eres@il.ibm.com>
3097 PR tree-optimization/34263
3098 * tree-outof-ssa.c (process_single_block_loop_latch,
3099 contains_tree_r): New functions.
3100 (analyze_edges_for_bb): Call process_single_block_loop_latch
3101 function to empty single-basic-block latch block if possible.
3103 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3105 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3107 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3109 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3111 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3113 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3115 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3117 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3119 PR tree-optimization/34618
3120 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3123 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3126 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3127 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3128 Update copyright year.
3130 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3131 Update copyright year.
3132 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3135 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3137 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3138 edge does not point to current bb before changing need_assert.
3140 2008-01-04 Richard Guenther <rguenther@suse.de>
3143 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3144 for verifying purposes if they are is_gimple_min_invariant.
3146 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3148 PR tree-optimization/34448
3149 PR tree-optimization/34465
3150 * gimplify.c (gimplify_init_constructor): Add new parameter
3151 notify_temp_creation. Use it.
3152 (gimplify_modify_expr_rhs): Take volatiles into account when
3153 optimizing constructors.
3154 Do not optimize constructors if gimplify_init_constructor will dump to
3156 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3157 * gcc.c-torture/compile/pr34448.c: New.
3159 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3161 PR gcov-profile/34609
3162 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3163 return_slot if result is TREE_ADDRESSABLE.
3165 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3167 * config/mips/mips.md (sqrt_condition): Tweak comment.
3168 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3170 2008-01-03 Tom Tromey <tromey@redhat.com>
3173 * c-common.c (c_type_hash): Handle VLAs.
3175 2008-01-03 Jan Hubicka <jh@suse.cz>
3177 PR tree-optimization/31081
3178 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3179 0 when inlining and not inlining to first basic block.
3180 (remap_decl): When var is initialized to 0, don't set default_def.
3181 (expand_call_inline): Set entry_bb.
3182 * tree-inline.h (copy_body_data): Add entry_bb.
3184 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3187 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3190 PR tree-optimization/29484
3191 * tree-inline.c (inline_forbidden_p_2): New function.
3192 (inline_forbidden_p): Disallow inlining if some static var
3193 has an address of a local LABEL_DECL in its initializer.
3194 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3197 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3199 PR tree-optimization/34635
3200 * tree-data-ref.c (add_other_self_distances): Make sure that the
3201 evolution step is constant.
3203 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3206 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3208 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3210 * tree-sra.c (scalarize_init): Insert the generate_element_init
3211 statements after the generate_element_zero statements.
3213 2008-01-02 Richard Guenther <rguenther@suse.de>
3217 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3218 for very large number of operands instead of ICEing.
3220 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3223 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3224 while stack probing.
3226 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3228 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3231 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3234 * tree-mudflap.c (mx_register_decls): Guard warning by
3235 !DECL_ARTIFICIAL check.
3237 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3239 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3240 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3241 sse5_perm<mode>): Fix constraints.