1 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8 2008-03-04 Rafael Espindola <espindola@google.com>
10 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11 (tree_unary_nonnegative_warnv_p): New.
12 (tree_binary_nonnegative_warnv_p): New.
13 (tree_single_nonnegative_warnv_p): New.
14 (tree_invalid_nonnegative_warnv_p): New.
15 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
17 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20 * opts.c (handle_option): Postpone 'unknown option' errors only for
23 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
26 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
29 2008-03-04 Rafael Espindola <espindola@google.com>
31 * fold-const.c (tree_unary_nonzero_warnv_p): New.
32 (tree_binary_nonzero_warnv_p): New.
33 (tree_single_nonzero_warnv_p): New.
34 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
36 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
39 * fold-const.c (fold_cond_expr_with_comparison): Prevent
40 transformations for modes that have signed zeros.
41 * ifcvt.c (noce_try_abs): Ditto.
43 2008-03-04 Joseph Myers <joseph@codesourcery.com>
45 * config/i386/i386.c (override_options): Force
46 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
48 2008-03-04 Jan Hubicka <jh@suse.cz>
51 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
54 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
56 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
57 label to probe the stack.
59 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
61 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
62 (__gthr_win32_mutex_destroy): Declare.
63 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
64 __gthr_win32_mutex_destroy.
65 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
67 2008-03-03 Jan Hubicka <jh@suse.cz>
70 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
71 aggressive on inlining cold calls.
73 2008-03-03 Richard Guenther <rguenther@suse.de>
75 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
76 struct copies into the expression table.
77 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
78 (try_to_simplify): Likewise.
79 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
80 integral and pointer arguments which do not change the
81 precision to NOP_EXPRs.
82 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
83 VIEW_CONVERT_EXPR case.
85 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
87 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
88 defined in a loop at depth 0 is invariant.
89 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
90 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
91 be called at loop depth 0.
93 2008-03-02 Jakub Jelinek <jakub@redhat.com>
96 * gcc.c (process_command): Update copyright notice dates.
97 * gcov.c (print_version): Likewise.
98 * gcov-dump.c (print_version): Likewise.
99 * mips-tfile.c (main): Likewise.
100 * mips-tdump.c (main): Likewise.
102 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
105 * c-common.c (flag_permissive): Delete.
106 (constant_expression_warnings): Check flags first.
107 (constant_expression_error): New.
108 * c-common.h (flag_permissive): Delete.
109 (constant_expression_error): Declare.
110 * flags.h (flag_permissive): Declare. Update description.
111 * diagnostic.c (pedwarn): Update.
113 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
114 (permissive_error_kind): New.
115 * toplev.c (flag_permissive): Define. Update description.
116 * toplev.h (permissive_error_kind): Declare.
117 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
118 (pedwarn_c90): Use pedantic_warning_kind.
119 * c-opts.c (c_common_post_options): flag_permissive does not affect
120 flag_pedantic_errors.
122 2008-03-02 Joseph Myers <joseph@codesourcery.com>
124 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
125 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
126 __absvsi2, __absvDI2): Use unsigned arithmetic.
128 2008-03-02 Andi Kleen <ak@suse.de>
129 Richard Guenther <rguenther@suse.de>
131 * struct-equiv.c: Remove file.
132 * cfg_cleanup.c (condjump_equiv_p): Remove.
133 * Makefile.in (OBJS-common): Remove struct-equiv.o.
134 (struct-equiv.o): Remove rule.
135 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
136 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
137 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
139 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
141 * ifcvt.c (noce_process_if_block): Try to handle only the then
142 block if the else block exists but isn't suitable.
144 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
147 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
148 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
149 regression from previous patch.
151 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
154 * gthr.h: Add __gthread_mutex_destroy as a function that must be
156 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
157 * gthr-single.h (__gthread_mutex_destroy): Likewise.
158 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
159 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
160 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
161 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
162 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
163 (__gthread_mutex_destroy_function): Rename to
164 __gthread_mutex_destroy.
165 * gthr-dce.h (__gthread_mutex_destroy): Call
166 pthread_mutex_destroy.
167 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
168 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
169 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
171 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
173 * df-scan.c (df_ref_chain_change_bb): Simplify.
174 (df_insn_change_bb): Add new_bb argument. Simplify. Call
175 set_block_for_insn if there's any change.
176 * df.h ((df_insn_change_bb): Fix prototype.
177 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
178 df_insn_change_bb, don't call set_block_for_insn.
179 * emit-rtl.c (reorder_insns): Likewise.
180 * haifa-sched.c (move_insn): Likewise.
182 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
184 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
186 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
188 * tree-flow-inline.h (next_readonly_imm_use): Return
189 NULL_USE_OPERAND_P after the end.
191 2008-03-01 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/35411
194 * tree-sra.c (sra_build_assignment): Split conversion to
195 final type to a separate statement if we are not assigning
198 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
200 * fold-const.c (fold_convertible_p): Correct the logic to follow
201 that in fold_convert().
203 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
206 * tree-inline.c (build_duplicate_type): When we make a
207 duplicate type, make it unique in the canonical types system.
209 2008-02-29 Tom Tromey <tromey@redhat.com>
211 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
212 input_file_stack_history, input_file_stack_restored): Remove.
213 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
214 * input.h (struct file_stack): Remove.
215 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
216 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
218 * diagnostic.h (struct diagnostic_context) <last_module>: Change
220 (diagnostic_last_module_changed): Add 'map' argument.
221 (diagnostic_set_last_function): Likewise.
222 * diagnostic.c (undiagnostic_report_current_module): Iterate using
223 line map, not input_file_stack.
224 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
226 2008-02-29 Paul Brook <paul@codesourcery.com>
228 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
230 2008-02-29 Paul Brook <paul@codesourcery.com>
232 * config/arm/ieee754-df.S (muldf3): Use RET macros.
234 2008-02-29 Richard Guenther <rguenther@suse.de>
236 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
238 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
239 value for comparing for a store match.
240 (simplify_unary_expression): Do nothing for SSA_NAMEs.
241 (try_to_simplify): Do not do a full-blown reference lookup.
243 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
245 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
246 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
248 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
250 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
252 * tree-loop-linear.c (try_interchange_loops): Compare memory access
253 strides against cache sizes.
255 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
257 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
260 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
262 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
263 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
264 is smaller than the original promoted value.
265 (simplify_subreg): If OP is a SUBREG, try to preserve its
266 SUBREG_PROMOTED_VAR_P information.
268 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
270 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
271 (VN_INFO_GET): Allocate new objects on the obstack.
272 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
273 for rpo_numbers_temp, for consistency.
274 (free_scc_vn): Free the obstack.
276 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
278 * doc/invoke.texi: Document -ftree-loop-distribution.
279 * tree-loop-distribution.c: New.
280 * tree-pass.h (pass_loop_distribution): New.
281 * graphds.h (struct graph): Add htab_t indices.
282 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
283 * tree-vectorizer.c (rename_variables_in_loop): Extern.
284 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
285 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
286 * tree-data-ref.c (debug_data_dependence_relations): New.
287 (dump_data_dependence_relation): Also print data references.
288 (free_data_ref): Extern.
289 (same_access_functions): Moved...
290 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
291 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
292 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
293 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
294 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
295 (stmts_from_loop): Skip LABEL_EXPR.
296 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
298 (build_rdg): Initialize rdg->indices htab.
299 (free_rdg, stores_from_loop, ref_base_address,
300 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
301 have_similar_memory_accesses_1, ref_base_address_1,
302 remove_similar_memory_refs): New.
303 * tree-data-ref.h: Depend on tree-chrec.h.
304 (debug_data_dependence_relations, free_data_ref): Declared.
305 (same_access_functions): ... here.
306 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
308 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
309 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
310 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
311 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
312 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
313 rdg_vertex_for_stmt): Declared.
314 (struct rdg_edge): Add level.
316 (free_rdg, stores_from_loop, remove_similar_memory_refs,
317 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
319 (rdg_has_similar_memory_accesses): New.
320 * tree-vect-analyze.c: Remove unused static decls.
321 * lambda.h (dependence_level): New.
322 * common.opt (ftree-loop-distribution): New.
323 * tree-flow.h (mark_virtual_ops_in_bb,
324 slpeel_tree_duplicate_loop_to_edge_cfg,
325 rename_variables_in_loop): Declared.
326 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
327 (OBJS-common): Add tree-loop-distribution.o.
328 (tree-loop-distribution.o): New rule.
329 * tree-cfg.c (mark_virtual_ops_in_bb): New.
330 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
331 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
333 2008-02-28 Joseph Myers <joseph@codesourcery.com>
336 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
337 other than structures and unions.
339 2008-02-28 Richard Guenther <rguenther@suse.de>
342 2008-02-26 Richard Guenther <rguenther@suse.de>
344 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
345 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
346 (lookup_decl_from_uid): Declare.
347 (remove_decl_from_map): Likewise.
348 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
349 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
350 (decl_for_uid_map): New global hashtable mapping DECL_UID
352 (init_ttree): Allocate it.
353 (insert_decl_to_uid_decl_map): New helper function.
354 (make_node_stat): Insert new decls into the map.
355 (copy_node_stat): Likewise.
356 (lookup_decl_from_uid): New function.
357 (remove_decl_from_map): Likewise.
358 (print_decl_for_uid_map_statistics): New helper.
359 (dump_tree_statistics): Call it.
361 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
362 (referenced_var_iterator): Adjust.
363 (FOR_EACH_REFERENCED_VAR): Adjust.
364 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
365 (num_referenced_vars): Adjust.
366 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
367 (first_referenced_var): Remove.
368 (end_referenced_vars_p): Likewise.
369 (next_referenced_var): Likewise.
370 (referenced_var_iterator_set): New helper function.
371 * tree-dfa.c (referenced_var_lookup): Adjust.
372 (referenced_var_check_and_insert): Likewise.
373 (remove_referenced_var): Likewise.
374 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
375 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
376 (verify_call_clobbering): Likewise.
377 (verify_memory_partitions): Likewise.
378 (init_tree_ssa): Allocate bitmap instead of hashtable for
380 (delete_tree_ssa): Adjust.
381 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
382 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
383 (compute_tag_properties): Likewise.
384 (set_initial_properties): Likewise.
385 (find_partition_for): Likewise.
386 (update_reference_counts): Likewise.
387 (dump_may_aliases_for): Likewise.
388 * tree-ssa-operands.c (add_virtual_operand): Likewise.
389 (add_call_clobber_ops): Likewise.
390 (add_call_read_ops): Likewise.
391 (get_asm_expr_operands): Likewise.
392 * tree-into-ssa.c (dump_decl_set): Likewise.
393 (update_ssa): Likewise.
394 * tree-sra.c (scan_function): Likewise.
395 (decide_instantiations): Likewise.
396 (scalarize_parms): Likewise.
397 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
398 (dsa_named_for): Likewise.
399 * tree-ssa-structalias.c (update_alias_info): Likewise.
400 (merge_smts_into): Likewise.
402 2008-02-27 David Daney <ddaney@avtrex.com>
405 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
406 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
407 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
408 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
409 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
411 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
414 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
415 (BUILT_IN_NEXTTOWARD): Remove.
416 (BUILT_IN_NEXTTOWARDF): Ditto.
417 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
418 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
420 2008-02-27 Tom Tromey <tromey@redhat.com>
422 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
423 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
425 2008-02-27 Jan Beulich <jbeulich@novell.com>
427 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
428 update the respective field on newdecl.
430 2008-02-27 Revital Eres <eres@il.ibm.com>
432 PR rtl-optimization/34999
433 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
434 crossing edges that ends with a call insn.
435 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
436 call insn and clear the EDGE_CROSSING flag of the crossing edge
437 when fixing fallthru edges.
439 2008-02-27 Richard Guenther <rguenther@suse.de>
442 * fold-const.c (fold_unary): Return the correct argument,
443 converted to the result type.
445 2008-02-27 Richard Guenther <rguenther@suse.de>
448 * expr.c (expand_expr_real_1): Assert on rotates that operate
450 * fold-const.c (fold_binary): Use the types precision, not the
451 bitsize of the mode if folding rotate expressions. Build rotates
454 2008-02-27 Jakub Jelinek <jakub@redhat.com>
456 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
458 * c-pragma.c (pragma_ns_name): New typedef.
459 (registered_pp_pragmas): New variable.
460 (c_pp_lookup_pragma): New function.
461 (c_register_pragma_1): If flag_preprocess_only, do nothing
462 for non-expanded pragmas, for expanded ones push pragma's
463 namespace and name into registered_pp_pragmas vector.
464 (c_invoke_pragma_handler): Register OpenMP pragmas even when
465 flag_preprocess_only, don't register GCC pch_preprocess
466 pragma if flag_preprocess_only.
467 * c-opts.c (c_common_init): Call init_pragma even if
468 flag_preprocess_only.
469 * c-pragma.c (c_pp_lookup_pragma): New prototype.
470 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
471 cpp_register_pragma if flag_preprocess_only.
473 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
476 * c-parser.c (c_parser_translation_unit): Warn for empty
477 translation unit, not empty source file.
479 2008-02-26 Paul Brook <paul@codesourcery.com>
481 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
483 * config/arm/arm.h (reg_class): Add CORE_REGS.
484 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
485 (BASE_REG_CLASS): Use CORE_REGS.
486 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
487 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
488 (REGNO_OK_FOR_INDEX_P): Exclude SP.
489 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
490 ARM_REGNO_OK_FOR_INDEX_P.
491 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
492 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
493 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
494 (ldm/stm peepholes): Ditto.
495 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
496 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
497 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
498 * config/arm/constraints.md: Enable "k" constraint on ARM.
500 2008-02-27 Ben Elliston <bje@au.ibm.com>
502 * config/rs6000/rs6000.c: Annotate cache line size field in all
503 instances of struct processor_costs.
505 2008-02-26 David Edelsohn <edelsohn@gnu.org>
507 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
508 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
509 jump_bypass): New counters.
510 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
511 * dce.c (gate_ud_dce): Same.
512 (gate_fast_dce): Same.
513 * dse.c (gate_dse1): New function.
514 (gate_dse2): New function.
515 (gate_dse): Merge results of new gate functions.
516 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
517 (gate_handle_jump_bypass): Add dbg_cnt.
518 (gate_handle_gcse): Add dbg_cnt.
519 * ifcvt.c (gate_handle_if_conversion): Same.
520 (gate_handle_if_after_combine): Same.
521 (gate_handle_if_after_reload): Same.
522 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
524 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
526 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
528 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
530 2008-02-26 Jason Merrill <jason@redhat.com>
533 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
534 alone if it's the naming decl for the type's main variant.
536 2008-02-26 Tom Tromey <tromey@redhat.com>
538 * system.h (USE_MAPPED_LOCATION): Poison.
539 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
540 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
541 (make_goto_expr_edges): Likewise.
542 (remove_bb): Likewise.
543 (execute_warn_function_return): Likewise.
544 * basic-block.h (struct edge_def) <goto_locus>: Change type to
546 * c-common.c (fname_decl): Remove old location code.
547 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
549 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
551 (ASM_INPUT_SOURCE_LOCATION): Likewise.
552 (gen_rtx_ASM_INPUT): Likewise.
553 (gen_rtx_ASM_INPUT_loc): Likewise.
554 (get_rtx_asm_OPERANDS): Remove.
555 * cfglayout.c (insn_locators_alloc): Remove old location code.
556 (set_curr_insn_source_location): Likewise.
557 (curr_insn_locator): Likewise.
558 * print-tree.c (print_node): Remove old location code.
559 * tree-mudflap.c (mf_varname_tree): Remove old location code.
560 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
561 * cfgexpand.c (expand_gimple_cond_expr): Don't use
563 (construct_exit_block): Remove old location code.
564 * emit-rtl.c (force_next_line_note): Remove old location code.
565 * profile.c (branch_prob): Remove old location code.
566 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
567 LOC_LINE): Remove old-location variants.
568 * langhooks.c (lhd_print_error_function): Remove old location
570 * configure, config.in: Rebuilt.
571 * configure.ac (--enable-mapped-location): Remove.
572 * c-decl.c (c_init_decl_processing): Remove old location code.
573 (finish_function): Likewise.
574 * recog.c (decode_asm_operands): Remove old location code.
575 * c-pch.c (c_common_read_pch): Remove old location code.
576 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
578 * gimple-low.c (lower_function_body): Remove old location code.
579 * toplev.c (unknown_location): Remove.
580 (push_srcloc): Remove old-location variant.
581 (process_options): Remove old location code.
582 (lang_dependent_init): Likewise.
583 * input.h (UNKNOWN_LOCATION): Move definition.
584 (location_t): Undeprecate.
585 (source_locus): Remove.
586 (location_from_locus): Remove.
587 (struct location_s): Remove.
588 Remove all old-location code.
589 (input_line, input_filename): Remove.
590 * final.c (final_scan_insn): Remove old location code.
591 * diagnostic.c (diagnostic_build_prefix): Remove
592 USE_MAPPED_LOCATION test.
593 * tree.h (gimple_stmt) <locus>: Now a location_t.
594 (tree_exp) <locus>: Likewise.
595 (DECL_IS_BUILTIN): Remove old-location variant.
596 (annotate_with_file_line, annotate_with_locus): Likewise.
597 (expr_locus, set_expr_locus): Update.
598 * tree.c (build1_stat): Remove old location code.
599 (last_annotated_node): Remove.
600 (annotate_with_file_line): Remove old-location variant.
601 (annotate_with_locus): Likewise.
602 (expr_location): Remove old location code.
603 (set_expr_location): Likewise.
604 (expr_has_location): Likewise.
605 (expr_locus): Likewise.
606 (set_expr_locus): Likewise.
607 (expr_filename): Don't use location_from_locus.
608 (expr_lineno): Likewise.
609 * rtl-error.c (location_for_asm): Remove old location code.
610 * c-lex.c (cb_line_change): Remove old location code.
611 (fe_file_change): Likewise.
612 (cb_def_pragma): Likewise.
613 (c_lex_with_flags): Likewise.
614 * gengtype.c (do_typedef): Don't special-case location types.
615 (define_location_structures): Remove.
616 (main): Don't call define_location_structures.
617 * tree-pretty-print.c (dump_implicit_edges): Remove old location
620 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
623 * builtins.def (BUILT_IN_STDARG_START): Remove.
624 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
625 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
626 * tree-inline.c (inline_forbidden_p_1): Likewise.
628 2008-02-26 Richard Guenther <rguenther@suse.de>
630 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
631 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
632 (lookup_decl_from_uid): Declare.
633 (remove_decl_from_map): Likewise.
634 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
635 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
636 (decl_for_uid_map): New global hashtable mapping DECL_UID
638 (init_ttree): Allocate it.
639 (insert_decl_to_uid_decl_map): New helper function.
640 (make_node_stat): Insert new decls into the map.
641 (copy_node_stat): Likewise.
642 (lookup_decl_from_uid): New function.
643 (remove_decl_from_map): Likewise.
644 (print_decl_for_uid_map_statistics): New helper.
645 (dump_tree_statistics): Call it.
647 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
648 (referenced_var_iterator): Adjust.
649 (FOR_EACH_REFERENCED_VAR): Adjust.
650 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
651 (num_referenced_vars): Adjust.
652 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
653 (first_referenced_var): Remove.
654 (end_referenced_vars_p): Likewise.
655 (next_referenced_var): Likewise.
656 (referenced_var_iterator_set): New helper function.
657 * tree-dfa.c (referenced_var_lookup): Adjust.
658 (referenced_var_check_and_insert): Likewise.
659 (remove_referenced_var): Likewise.
660 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
661 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
662 (verify_call_clobbering): Likewise.
663 (verify_memory_partitions): Likewise.
664 (init_tree_ssa): Allocate bitmap instead of hashtable for
666 (delete_tree_ssa): Adjust.
667 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
668 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
669 (compute_tag_properties): Likewise.
670 (set_initial_properties): Likewise.
671 (find_partition_for): Likewise.
672 (update_reference_counts): Likewise.
673 (dump_may_aliases_for): Likewise.
674 * tree-ssa-operands.c (add_virtual_operand): Likewise.
675 (add_call_clobber_ops): Likewise.
676 (add_call_read_ops): Likewise.
677 (get_asm_expr_operands): Likewise.
678 * tree-into-ssa.c (dump_decl_set): Likewise.
679 (update_ssa): Likewise.
680 * tree-sra.c (scan_function): Likewise.
681 (decide_instantiations): Likewise.
682 (scalarize_parms): Likewise.
683 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
684 (dsa_named_for): Likewise.
685 * tree-ssa-structalias.c (update_alias_info): Likewise.
686 (merge_smts_into): Likewise.
688 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
691 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
692 * c-opts.c (c_common_handle_option): Wall enables
693 Wvolatile-register-var.
694 * common.opt: Move Wvolatile-register-var to...
697 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
699 * common.opt (Wlarger-than=): New.
700 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
702 * opts.c (common_handle_option): Handle -Wlarger-than=.
703 * optc-gen.awk: Likewise.
704 * opth-gen.awk: Likewise.
705 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
706 * tree-optimize.c (tree_rest_of_compilation): Likewise.
708 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
710 * c-common.c (match_case_to_enum_1): Add appropriate
711 OPT_W* parameter to warning.
712 (c_do_switch_warnings): Likewise.
713 * c-typeck.c (warning_init): Add one more parameter following
715 (push_init_level): Update call to warning_init.
716 (pop_init_level): Likewise.
717 (add_pending_init): Likewise.
718 (output_init_element: Likewise.
720 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
723 * toplev.c (toplev_main): If there are warnings or error, print
724 errors for ignored options.
725 * opts.c (ignored_options): New static variable.
726 (postpone_unknown_option_error): New.
727 (print_ignored_options): New.
728 (handle_option): Postpone errors for unknown -Wno-* options.
729 * opts.h (print_ignored_options): Declare.
731 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
733 * config/mips/mips.md (loadgp_blockage, blockage): Change type
736 2008-02-25 Richard Guenther <rguenther@suse.de>
739 2008-02-25 Richard Guenther <rguenther@suse.de>
741 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
742 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
743 (lookup_decl_from_uid): Declare.
744 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
745 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
746 (decl_for_uid_map): New global hashtable mapping DECL_UID
748 (init_ttree): Allocate it.
749 (insert_decl_to_uid_decl_map): New helper function.
750 (make_node_stat): Insert new decls into the map.
751 (copy_node_stat): Likewise.
752 (lookup_decl_from_uid): New function.
753 (print_decl_for_uid_map_statistics): New helper.
754 (dump_tree_statistics): Call it.
756 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
757 (referenced_var_iterator): Adjust.
758 (FOR_EACH_REFERENCED_VAR): Adjust.
759 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
760 (num_referenced_vars): Adjust.
761 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
762 (first_referenced_var): Remove.
763 (end_referenced_vars_p): Likewise.
764 (next_referenced_var): Likewise.
765 (referenced_var_iterator_set): New helper function.
766 * tree-dfa.c (referenced_var_lookup): Adjust.
767 (referenced_var_check_and_insert): Likewise.
768 (remove_referenced_var): Likewise.
769 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
770 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
771 (verify_call_clobbering): Likewise.
772 (verify_memory_partitions): Likewise.
773 (init_tree_ssa): Allocate bitmap instead of hashtable for
775 (delete_tree_ssa): Adjust.
776 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
777 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
778 (compute_tag_properties): Likewise.
779 (set_initial_properties): Likewise.
780 (find_partition_for): Likewise.
781 (update_reference_counts): Likewise.
782 (dump_may_aliases_for): Likewise.
783 * tree-ssa-operands.c (add_virtual_operand): Likewise.
784 (add_call_clobber_ops): Likewise.
785 (add_call_read_ops): Likewise.
786 (get_asm_expr_operands): Likewise.
787 * tree-into-ssa.c (dump_decl_set): Likewise.
788 (update_ssa): Likewise.
789 * tree-sra.c (scan_function): Likewise.
790 (decide_instantiations): Likewise.
791 (scalarize_parms): Likewise.
792 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
793 (dsa_named_for): Likewise.
794 * tree-ssa-structalias.c (update_alias_info): Likewise.
795 (merge_smts_into): Likewise.
797 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
800 * doc/invoke.texi (-fcx-limited-range): Document new option.
801 * toplev.c (process_options): Handle -fcx-fortran-rules.
802 * common.opt: Add documentation for -fcx-fortran-rules.
804 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
807 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
808 actual behaviour and C99.
810 2008-02-26 Ben Elliston <bje@au.ibm.com>
812 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
813 (ASM_CPU_POWER6_SPEC): Likewise.
814 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
815 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
816 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
818 2008-02-25 Richard Guenther <rguenther@suse.de>
820 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
821 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
822 (lookup_decl_from_uid): Declare.
823 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
824 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
825 (decl_for_uid_map): New global hashtable mapping DECL_UID
827 (init_ttree): Allocate it.
828 (insert_decl_to_uid_decl_map): New helper function.
829 (make_node_stat): Insert new decls into the map.
830 (copy_node_stat): Likewise.
831 (lookup_decl_from_uid): New function.
832 (print_decl_for_uid_map_statistics): New helper.
833 (dump_tree_statistics): Call it.
835 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
836 (referenced_var_iterator): Adjust.
837 (FOR_EACH_REFERENCED_VAR): Adjust.
838 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
839 (num_referenced_vars): Adjust.
840 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
841 (first_referenced_var): Remove.
842 (end_referenced_vars_p): Likewise.
843 (next_referenced_var): Likewise.
844 (referenced_var_iterator_set): New helper function.
845 * tree-dfa.c (referenced_var_lookup): Adjust.
846 (referenced_var_check_and_insert): Likewise.
847 (remove_referenced_var): Likewise.
848 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
849 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
850 (verify_call_clobbering): Likewise.
851 (verify_memory_partitions): Likewise.
852 (init_tree_ssa): Allocate bitmap instead of hashtable for
854 (delete_tree_ssa): Adjust.
855 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
856 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
857 (compute_tag_properties): Likewise.
858 (set_initial_properties): Likewise.
859 (find_partition_for): Likewise.
860 (update_reference_counts): Likewise.
861 (dump_may_aliases_for): Likewise.
862 * tree-ssa-operands.c (add_virtual_operand): Likewise.
863 (add_call_clobber_ops): Likewise.
864 (add_call_read_ops): Likewise.
865 (get_asm_expr_operands): Likewise.
866 * tree-into-ssa.c (dump_decl_set): Likewise.
867 (update_ssa): Likewise.
868 * tree-sra.c (scan_function): Likewise.
869 (decide_instantiations): Likewise.
870 (scalarize_parms): Likewise.
871 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
872 (dsa_named_for): Likewise.
873 * tree-ssa-structalias.c (update_alias_info): Likewise.
874 (merge_smts_into): Likewise.
876 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
879 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
880 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
881 * alias.h (nonoverlapping_memrefs_p): Likewise.
883 2008-02-25 Jan Beulich <jbeulich@novell.com>
885 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
886 * config/i386/netware-libgcc.exp: Add __bswap?i2,
887 __emultls_get_address, __emultls_register_common,
888 __floatundi?f, and _Unwind_GetIPInfo.
889 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
890 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
891 (gen_regparm_prefix): Likewise.
892 (i386_nlm_encode_section_info): Sync with
893 config/i386/winnt.c:i386_pe_encode_section_info().
894 (i386_nlm_maybe_mangle_decl_assembler_name): New.
895 i386_nlm_mangle_decl_assembler_name): New.
896 (netware_override_options): New.
897 * config/i386/netware.h (netware_override_options): Declare.
898 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
899 (i386_nlm_mangle_decl_assembler_name): Declare.
900 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
902 2008-02-25 Ben Elliston <bje@au.ibm.com>
905 * c-decl.c (grokdeclarator): Remove unused local variables
906 `typedef_type' and `type_as_written'.
908 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
909 unused local variable `has_hot_blocks'.
910 (fix_crossing_conditional_branches): Remove unused local variable
913 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
916 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
917 using DEF_C99_BUILTIN.
918 (BUILT_IN_NANF): Ditto.
919 (BUILT_IN_NANL): Ditto.
921 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
922 Revital Eres <eres@il.ibm.com>
924 * modulo-sched.c (calculate_must_precede_follow): Address TODO
925 regarding the order of two dependent insns in the same row.
927 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
929 * stor-layout.c (layout_decl): Do not bump the alignment of a
930 bit-field to more than byte alignment if it is packed.
932 2008-02-24 David Edelsohn <edelsohn@gnu.org>
934 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
937 2008-02-24 Diego Novillo <dnovillo@google.com>
939 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
942 * tree-vrp.c (vrp_evaluate_conditional): With
943 -Wtype-limits, emit a warning when comparing against a
944 constant outside the natural range of OP0's type.
945 * c.opt (Wtype-limits): Move ...
946 * common.opt (Wtype-limits): ... here.
948 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
950 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
951 * config/rs6000/e300c2c3.md: New file.
952 * config/rs6000/rs6000.c (processor_costs): Add new costs for
954 (rs6000_override_options): Add e300c2 and e300c3 cases to
955 processor_target_table. Do not allow usage of Altivec or Spe
956 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
957 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
958 * config/rs6000/rs6000.h (processor_type): Add
959 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
960 (ASM_CPU_SPEC): Add e300c2 and e300c3.
961 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
962 and ppce300c3. Include e300c2c3.md.
964 2008-02-23 David Edelsohn <edelsohn@gnu.org>
966 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
967 instead of TARGET_STRICT_ALIGN.
969 2008-02-23 Joseph Myers <joseph@codesourcery.com>
971 * explow.c (memory_address): Assert that the generated address is
974 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
977 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
978 * config/darwin-ppc-ldouble-patch.def: New file.
979 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
980 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
981 SUBTARGET_INIT_BUILTINS if defined.
982 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
985 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
988 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
989 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
991 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
994 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
995 file" warning condtional on -Winvalid-PCH.
997 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
999 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1001 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1005 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1006 prevent reload from using MMX registers.
1007 (*mov<mode>_internal): Ditto.
1008 (*movv2sf_internal_rex64): Ditto.
1009 (*movv2sf_internal): Ditto.
1011 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1013 PR documentation/31569
1014 * doc/install.texi2html: Use makeinfo --no-number-sections.
1016 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1018 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1019 ensure that we can address an entire entity > 8 bytes. Don't
1020 generate reg+reg addressing for such data.
1022 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1024 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1025 strings when optimizing for size, unless the target cares about
1028 2008-02-22 Tom Tromey <tromey@redhat.com>
1030 * regclass.c (current_pass): Remove declaration.
1032 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1034 * config/avr/libgcc.S (__RAMPZ__): Define.
1035 (__do_copy_data): Add for devices with 128KB code memory.
1037 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1039 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1041 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1043 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1045 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1048 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1051 * c-typeck.c (build_binary_op): Warn about floating point
1052 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1054 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1057 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1058 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1060 (rs6000_override_options): Set altivec_abi as default, not override,
1061 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1062 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1063 is used; use new member spe_abi.
1064 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1065 spe_abi and altivec_abi.
1067 2008-02-22 Tomas Bily <tbily@suse.cz>
1069 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1071 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1074 * config.build (build_file_translate): Set to `CMD //c' only if
1076 * Makefile.in (build_file_translate): Improve comment.
1078 2008-02-21 Jan Hubicka <jh@suse.cz>
1080 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1081 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1082 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1084 2008-02-21 Michael Matz <matz@suse.de>
1087 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1089 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1091 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1092 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1094 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1095 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1096 SSE_VEC_FLOAT_MODE_P as insn constraint.
1097 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1098 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1099 sse4a_movntdf using MODEF mode iterator.
1100 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1101 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1102 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1103 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1104 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1105 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1106 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1108 2008-02-21 Richard Guenther <rguenther@suse.de>
1110 * tree.def (PAREN_EXPR): New tree code.
1111 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1113 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1114 * expr.c (expand_expr_real_1): Likewise.
1115 * tree-inline.c (estimate_num_insns_1): Likewise.
1116 * tree-complex.c (expand_complex_move): Likewise.
1117 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1120 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1123 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1125 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1128 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1130 * config/sh/sh.c (find_barrier): Don't go past
1131 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1133 2008-02-20 DJ Delorie <dj@redhat.com>
1135 * config/h8300/h8300.md (insv): Force source operand to be a register.
1137 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1138 as a jump, not as a plain insn.
1140 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1142 * doc/invoke.texi (Warning Options): Add new option
1143 -Wframe-larger-than=.
1144 (-Wframe-larger-than): Document.
1146 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1147 Add declarations for new option variables.
1149 * final.c (final_start_function): Check the frame size
1150 before emission and issue a Wframe-larger-than warning.
1152 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1153 Add definitions for new option variables.
1154 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1156 * common.opt (Wframe-larger-than=): New option.
1158 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1160 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1161 (<sse>_div<mode>3): Ditto.
1162 (<sse>_vmdiv<mode>3): Ditto.
1163 (<sse>_vmsqrt<mode>2): Ditto.
1164 (*smax<mode>3): Ditto.
1165 (sse5_frcz<mode>2): Ditto.
1166 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1169 2008-02-20 Richard Guenther <rguenther@suse.de>
1172 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1173 be happy with INTEGRAL_TYPE_P.
1175 2008-02-20 Richard Guenther <rguenther@suse.de>
1177 * fold-const.c (split_tree): Associate floatig-point expressions
1178 if flag_associative_math is set.
1180 2008-02-20 Richard Guenther <rguenther@suse.de>
1182 * tree.h (fold_real_zero_addition_p): Declare.
1183 * fold-const.c (fold_real_zero_addition_p): Export.
1184 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1185 floating-point operations with zero and one.
1187 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1189 * doc/install.texi: Correct references to CFLAGS, replacing them
1190 with BOOT_CFLAGS. Document flags used during bootstrap for
1193 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1196 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1197 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1199 (smin<mode>3): Ditto from similar patterns.
1200 (smax<mode>3): Ditto.
1201 (*ieee_smin<mode>3): Ditto.
1202 (*ieee_smax<mode>3): Ditto.
1203 * config/i386/sse.md (sse): New mode attribute.
1204 (mov<mode>): Macroize expander from movv4sf and movv2df using
1205 SSEMODEF2P mode iterator.
1206 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1207 SSE_VEC_FLOAT_MODE_P as insn constraint.
1208 (storent<mode>): Ditto.
1209 (storent<mode>): Macroize expander from storentsf and storentdf using
1210 MODEF mode iterator.
1211 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1212 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1213 (abs<mode>2): Ditto from similar patterns.
1214 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1215 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1216 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1217 (<sse>_vmsqrt<mode>2): Ditto.
1218 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1219 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1220 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1221 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1222 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1223 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1224 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1226 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1227 iterator and SSE_FLOAT_MODE_P as insn constraint.
1228 (<sse>_ucomi): Ditto from similar patterns.
1229 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1230 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1231 SSE_VEC_FLOAT_MODE_P as insn constraint.
1232 (vcond<mode>): Ditto from similar patterns.
1233 (and<mode>3, *and<mode>3): Ditto.
1234 (<sse>_nand<mode>3): Ditto.
1235 (ior<mode>3, *ior<mode>3): Ditto.
1236 (xor<mode>3, *xor<mode>3): Ditto.
1237 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1238 iterator and SSE_FLOAT_MODE_P as insn constraint.
1239 (*nand<mode>3): Ditto from similar patterns.
1240 (*ior<mode>3): Ditto.
1241 (*xor<mode>3): Ditto.
1243 2008-02-20 Ira Rosen <irar@il.ibm.com>
1245 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1246 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1247 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1249 2008-02-19 Jan Hubicka <jh@suse.cz>
1251 * predict.c (tree_bb_level_predictions): Remove variable next
1252 mistakely introduced by previous commit.
1254 2008-02-19 Jan Hubicka <jh@suse.cz>
1256 * predict.c (predict_paths_leading_to): Rewrite.
1257 (predict_paths_for_bb): New.
1258 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1260 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1263 * Makefile.in (build_file_translate): New.
1264 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1265 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1266 * configure.ac (build_file_translate): Substitute it.
1267 * configure: Regenerate.
1269 2008-02-19 Jan Hubicka <jh@suse.cz>
1271 PR rtl-optimization/34408
1272 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1275 2008-02-19 Jan Hubicka <jh@suse.cz>
1278 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1281 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1284 * config/i386/i386-modes.def: Revert the last DI alignment
1285 change until Ada people can look into it.
1287 2008-02-19 Nick Clifton <nickc@redhat.com>
1289 * opts.c (print_specific_help): Fix typo in --help text.
1291 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1294 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1295 32-bit inline asm without asm alternatives for host GCC < 3.0.
1297 2008-02-19 Richard Guenther <rguenther@suse.de>
1299 PR tree-optimization/34989
1300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1301 Allow propagation to INDIRECT_REF if we can simplify only.
1303 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1305 * c-common.c (warn_for_collisions_1): Use appropriate option when
1308 2008-02-19 Nick Clifton <nickc@redhat.com>
1311 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1312 (handle_options): Fix indentation.
1313 (print_filtered_help): If no language-specific options were
1314 displayed tell the user how to list all the options supported by
1315 the language's front-end.
1316 (print_specific_help): Fix indentation and remove duplicate line.
1317 (common_handle_option): Handle the -v option.
1318 For --help enable the display of undocumented options if the -v
1319 switch has been included on the command line.
1320 For --help= check for overlaps in the arguments between the option
1321 classes and the language names and issue a warning when they
1322 cannot be disambiguated.
1323 * c.opt (v): Pass on to the common option handler.
1325 2008-02-19 Revital Eres <eres@il.ibm.com>
1327 * modulo-sched.c (sms_schedule): Change dump message when
1328 create_ddg function fails.
1329 (try_scheduling_node_in_cycle): Rename row to cycle.
1330 (print_partial_schedule): Rename CYCLE to ROW.
1332 2008-02-19 Christian Bruel <christian.bruel@st.com>
1333 Zdenek Dvorak <ook@ucw.cz>
1335 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1337 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1340 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1341 (*x86_movdicc_0_m1_se): Ditto.
1343 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1346 (CMPtype): Define as __gcc_CMPtype.
1347 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1348 (CMPtype): Define as __gcc_CMPtype.
1350 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1352 Support valgrind 3.3 for --enable-checking=valgrind.
1353 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1355 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1356 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1357 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1358 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1359 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1360 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1361 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1363 * ggc-zone.c: Similar.
1364 * ggc-page.c: Similar.
1366 2008-02-19 Paul Brook <paul@codesourcery.com>
1369 * config/arm/ieee754-df.S: Fix do_it typo.
1370 * config/arm/ieee754-sf.S: Fix do_it typo.
1372 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1375 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1376 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1377 (OPTION_MASK_ISA_SSE_SET): Likewise.
1378 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1379 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1380 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1381 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1382 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1383 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1384 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1385 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1386 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1387 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1388 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1389 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1390 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1391 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1392 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1393 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1394 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1395 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1396 (OPTION_MASK_ISA_SSE4): Removed.
1397 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1398 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1400 (override_options): Don't turn on implied SSE/MMX bits in
1403 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1405 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1408 2008-02-18 Joey Ye <joey.ye@intel.com>
1411 * tree-nested.c (insert_field_into_struct): Set type alignment
1412 to field alignment if the former is less than the latter.
1414 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1416 * BASE-VER: Set to 4.4.0.
1418 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1420 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1421 * doc/cfg.texi: Likewise.
1422 * doc/extend.texi: Likewise.
1423 * doc/gty.texi: Likewise.
1424 * doc/invoke.texi: Likewise.
1425 * doc/loop.texi: Likewise.
1426 * doc/md.texi: Likewise.
1427 * doc/passes.texi: Likewise.
1428 * doc/rtl.texi: Likewise.
1429 * doc/sourcebuild.texi: Likewise.
1430 * doc/tm.texi: Likewise.
1431 * doc/tree-ssa.texi: Likewise.
1433 2008-02-17 Richard Guenther <rguenther@suse.de>
1436 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1437 without default definition.
1439 2008-02-17 Richard Guenther <rguenther@suse.de>
1441 PR tree-optimization/35231
1442 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1445 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1451 libgcc_cmp_return mode.
1453 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1456 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1458 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1460 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1463 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1465 * doc/c-tree.texi: Use `@.' where appropriate.
1466 * doc/extend.texi: Likewise.
1467 * doc/install.texi: Likewise.
1468 * doc/invoke.texi: Likewise.
1469 * doc/loop.texi: Likewise.
1470 * doc/makefile.texi: Likewise.
1471 * doc/md.texi: Likewise.
1472 * doc/passes.texi: Likewise.
1473 * doc/standards.texi: Likewise.
1474 * doc/tm.texi: Likewise.
1476 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1479 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1481 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1482 rather than in entry_bb.
1484 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1487 libgcc_cmp_return mode.
1489 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1492 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1493 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1495 2008-02-15 Richard Guenther <rguenther@suse.de>
1496 Zdenek Dvorak <ook@ucw.cz>
1498 PR tree-optimization/35164
1499 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1500 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1501 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1502 Only propagate addresses which do not have abnormal SSA_NAMEs
1505 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1508 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1510 2008-02-15 Jan Hubicka <jh@suse.cz>
1513 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1515 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1518 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1519 when calculating alignment_pad.
1521 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1523 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1524 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1525 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1526 and STACK_BOUNDARY define.
1528 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1530 PR preprocessor/35061
1531 * c-pragma.c (handle_pragma_pop_macro): Check that
1532 pushed_macro_table has been allocated.
1534 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1537 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1538 (force_gimple_operand): Likewise.
1539 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1540 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1541 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1542 (find_interesting_uses_address): Check addressability and alignment
1543 of the base expression only after substituting bases of IVs into it.
1545 2008-02-14 Michael Matz <matz@suse.de>
1548 * function.c (instantiate_virtual_regs_in_insn): Reload address
1549 before falling back to reloading the whole operand.
1551 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1553 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1554 before the first section switch note.
1556 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1558 * doc/bugreport.texi: Update copyright years.
1559 * doc/c-tree.texi: Likewise.
1560 * doc/cfg.texi: Likewise.
1561 * doc/cpp.texi: Likewise.
1562 * doc/cppinternals.texi: Likewise.
1563 * doc/fragments.texi: Likewise.
1564 * doc/frontends.texi: Likewise.
1565 * doc/gcc.texi: Likewise.
1566 * doc/gty.texi: Likewise.
1567 * doc/hostconfig.texi: Likewise.
1568 * doc/implement-c.texi: Likewise.
1569 * doc/libgcc.texi: Likewise.
1570 * doc/loop.texi: Likewise.
1571 * doc/makefile.texi: Likewise.
1572 * doc/options.texi: Likewise.
1573 * doc/passes.texi: Likewise.
1574 * doc/rtl.texi: Likewise.
1575 * doc/sourcebuild.texi: Likewise.
1576 * doc/standards.texi: Likewise.
1577 * doc/tree-ssa.texi: Likewise.
1578 * doc/trouble.texi: Likewise.
1580 * doc/extend.texi: Use @: or add comma where appropriate.
1581 * doc/invoke.texi: Likewise.
1582 * doc/tm.texi: Likewise.
1584 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1587 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1590 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1592 * doc/md.texi (clz, ctz): Add reference.
1593 * doc/rtl.texi (clz, ctz): Likewise.
1595 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1598 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1601 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1603 * config/s390/s390.c (struct constant_pool): New field
1604 emit_pool_after added.
1605 (s390_mainpool_start): Set the emit_pool_after flag according
1606 to the section switch notes.
1607 (s390_mainpool_finish): Consider emit_pool_after when emitting
1608 the literal pool at the end of the function.
1609 (s390_chunkify_start): Force literal pool splits at section
1612 2008-02-13 Michael Matz <matz@suse.de>
1615 * var-tracking.c (clobber_variable_part): Correctly traverse the
1618 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1621 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1622 Add -fdump-ipa-inline.
1623 * tree-dump.c (dump_files): Remove tree-inlined dump.
1624 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
1626 2008-02-12 Richard Guenther <rguenther@suse.de>
1628 PR tree-optimization/35171
1629 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
1632 2008-02-12 Richard Guenther <rguenther@suse.de>
1635 * fold-const.c (fold_widened_comparison): Use get_unwidened in
1636 value-preserving mode. Disallow final truncation.
1638 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
1641 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
1642 code from here to...
1643 (force_gimple_operand): ...here.
1645 2008-02-12 Jakub Jelinek <jakub@redhat.com>
1648 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
1649 non-compatible pointers.
1650 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
1651 different FIELD_DECLs, try harder by comparing field offsets, sizes
1655 * function.c (match_asm_constraints_1): Don't replace the same input
1658 2008-02-12 Anatoly Sokolov <aesok@post.ru>
1660 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
1661 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
1662 (expand_epilogue): Restore RAMPZ register.
1663 * config/avr/avr.md (RAMPZ_ADDR): New constant.
1665 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
1667 * config/i386/cygwin.asm: (__alloca): Correct calling
1668 convention and alignment.
1669 (__chkstk): Force 8 byte stack alignment.
1671 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
1672 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/33992
1675 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
1676 the zero we compare against.
1678 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
1681 * gthr-win32.h (__gthread_mutex_destroy_function): New function
1682 to CloseHandle after unlocking to prevent accumulation of handle
1685 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1688 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
1689 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
1690 and update LABEL_NUSES during and after reload.
1692 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
1695 * combine.c (simplify_if_then_else): Make sure the comparison is
1696 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
1698 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
1701 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
1702 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
1703 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
1704 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
1705 * tree.h (get_type_static_bounds): Likewise.
1707 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1709 * doc/invoke.texi (Option Summary, C++ Dialect Options)
1710 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1711 Make -Wfoo language annotations match what the compiler outputs.
1713 2008-02-08 Sa Liu <saliu@de.ibm.com>
1715 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
1716 intrinsics spu_convts, spu_convtu, spu_convtf.
1717 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
1719 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
1721 * doc/extend.texi (Function Attributes) <noinline>: Mention
1722 asm ("") as method to keep calls.
1724 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1727 * doc/options.texi (Options): Replace references to opts.sh with
1729 * opts-common.c: Likewise.
1730 * optc-gen.awk: Likewise.
1732 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
1734 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
1736 2008-02-07 Richard Henderson <rth@redhat.com>
1739 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
1740 EXPR_LIST for the REG_EQUAL instead of a comparison with a
1743 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
1745 PR tree-optimization/35085
1746 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
1747 for operand entry oe2 in addition to operand entry oe3 in order to
1748 expose more opportunities for vectorizer sum reduction.
1750 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1753 * Makefile.in (LIBS): Remove $(GMPLIBS).
1754 (cc1-dummy, cc1): Add $(GMPLIBS).
1756 2008-02-06 Jan Hubicka <jh@suse.cz>
1759 * i386.md (moddf_integer): Do not produce partial memory stalls for
1760 targets where it hurts.
1762 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
1765 * optabs.c (expand_float): Do not check for decimal modes when
1766 expanding unsigned integer through signed conversion.
1768 2008-02-06 Nick Clifton <nickc@redhat.com>
1770 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
1771 inside the clobber with a match_operand and duplicated operand
1772 number in the constraint.
1773 (ineqbranchsi): Delete redundant comment.
1775 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1777 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
1778 builtin_define ("__USE_INIT_FINI__").
1779 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
1781 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
1783 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1785 PR documentation/30330
1786 * doc/invoke.texi (C++ Dialect Options)
1787 (Objective-C and Objective-C++ Dialect Options, Warning Options):
1788 For each warning option -Wfoo that allows -Wno-foo, ensure both
1789 -Wfoo and -Wno-foo are listed in the option index. Fix index
1790 entry of -Wswitch-default, index -Wnormalized= including the
1791 `=', and -Wlarger-than-@var{len} including @var{len}.
1793 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1795 * config/i386/i386.md (floatunssisf2): Use
1796 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
1797 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
1798 Macroize expander using MODEF mode iterator.
1800 2008-02-05 Diego Novillo <dnovillo@google.com>
1802 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
1805 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
1807 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1810 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
1812 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
1815 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
1816 to indicate if a message should be generated.
1817 (init_cumulative_args): Updated.
1818 (function_value_32): Likewise.
1820 2008-02-05 Joseph Myers <joseph@codesourcery.com>
1822 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
1824 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
1828 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
1830 2008-02-04 Diego Novillo <dnovillo@google.com>
1832 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
1835 * tree-vrp.c (vrp_evaluate_conditional): With
1836 -Wtype-limits, emit a warning when comparing against a
1837 constant outside the natural range of OP0's type.
1839 2008-02-04 Richard Guenther <rguenther@suse.de>
1842 * expr.c (count_type_elements): Give for unions instead of
1845 2008-02-04 Richard Guenther <rguenther@suse.de>
1848 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
1849 to TYPE_DOMAINs base type instead of using bitsizetype here.
1851 2008-02-03 Jason Merrill <jason@redhat.com>
1853 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
1855 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1858 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
1859 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
1860 (RS/6000 and PowerPC Options): Fix typos and markup.
1861 * doc/passes.texi (Tree-SSA passes): Likewise.
1863 2008-02-02 Michael Matz <matz@suse.de>
1866 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
1867 from record_last_reg_set_info.
1868 (record_last_reg_set_info): Take an RTX argument, iterate over all
1869 constituent hardregs.
1870 (record_last_set_info, record_opr_changes): Change calls to
1871 new signature or to record_last_reg_set_info_regno.
1873 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
1875 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
1877 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
1879 PR rtl-optimization/34773
1880 * reg-notes.def (EQUAL): Mention significance of combination of
1881 REG_EQUAL and REG_RETVAL.
1882 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
1883 insn that has a REG_RETVAL.
1885 2008-02-01 Roger Sayle <roger@eyesopen.com>
1888 * configure.ac (--enable-fixed-point): Disable unless explicitly
1890 * configure: Regenerate.
1892 2008-02-01 Richard Guenther <rguenther@suse.de>
1895 * invoke.texi (-finline-limit): Remove no longer true parts
1896 of the documentation. Note that there is no default value.
1898 2008-02-01 Andrew Pinski <pinskia@gmail.com>
1899 Mark Mitchell <mark@codesourcery.com>
1900 Ben Elliston <bje@au.ibm.com>
1903 * doc/extend.texi (Other Builtins): Document.
1905 2008-01-31 Tom Browder <tom.browder@gmail.com>
1907 * doc/c-tree.texi (Types): Fix grammar.
1908 (Expression trees): Ditto.
1909 * doc/passes.texi (Tree-SSA passes): Ditto.
1911 * doc/configterms.texi (Configure Terms): Fix typo.
1912 * doc/cpp.texi (Common Predefined Macros): Ditto.
1913 * doc/md.texi (Machine Constraints): Ditto.
1915 * doc/makefile.texi (Makefile): Add comma.
1917 2008-01-31 Tom Browder <tom.browder@gmail.com>
1918 Gerald Pfeifer <gerald@pfeifer.com>
1920 * doc/sourcebuild.texi (Front End): Remove references to CVS
1921 and CVSROOT/modules.
1922 (Texinfo Manuals): Replace reference to CVS by one to SVN.
1923 (Back End): Remove reference to CVS.
1925 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1928 * config/mips/mips.c (gen_load_const_gp): New function, taking a
1930 (mips16_gp_pseudo_reg): ...here.
1931 * config/mips/mips.md (load_const_gp): Replace with...
1932 (load_const_gp_<mode>): ...this :P-based insn.
1934 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1936 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
1937 options. Minor fixes.
1938 (-std): Move reference to standards closer to where language
1939 standards are first mentioned.
1941 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
1943 PR rtl-optimization/34995
1944 * reload.c (alternative_allows_const_pool_ref): Take an rtx
1945 parameter and return a bool. If the rtx parameter is nonnull,
1946 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
1947 (find_reloads): Update call accordingly. Pass the new operand
1948 if it needed no address reloads, otherwise pass null.
1950 2008-01-30 Richard Henderson <rth@redhat.com>
1953 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
1954 for unbounded arrays.
1956 2008-01-30 Silvius Rus <rus@google.com>
1958 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
1960 2008-01-30 Jan Hubicka <jh@suse.cz>
1963 * i386.c (init_cumulative_args): Use real function declaration when
1966 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
1968 PR rtl-optimization/34998
1969 * global.c (build_insn_chain): Treat non-subreg_lowpart
1970 SUBREGs of pseudos as clobbering all the words covered by the
1971 SUBREG, not just all the bytes.
1972 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
1973 original df_ref rather than an extract parameter.
1974 (global_conflicts): Update call accordingly.
1976 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
1978 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
1979 the overflow check to make it easier to read.
1980 (__fixtfdi): Change the type of the ll member in union
1981 long_double to UDItype_x.
1983 2008-01-30 Jakub Jelinek <jakub@redhat.com>
1986 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
1987 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
1988 * tree-inline.c (fold_marked_statements): Call
1989 cgraph_update_edges_for_call_stmt if folding a call statement.
1990 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
1991 debug_generic_stmt calls, reset it back afterwards.
1994 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
1996 * c-typeck.c (build_external_ref): Don't pedwarn about
1997 static vars in current function's scope.
1999 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2001 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2003 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2006 * ipa-struct-reorg.c: Fix spelling.
2007 * params.def: Ditto.
2009 2008-01-29 Richard Guenther <rguenther@suse.de>
2012 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2014 * tree-inline.c (remap_type): Increment remapping_type_depth
2015 around remapping types.
2016 (copy_body_r): Only add referenced variables if they are referenced
2017 from code, not types.
2019 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2030 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2031 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2033 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2036 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2037 pointer for tiny stack.
2039 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2041 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2043 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2045 * config/vx-common.h: Fix typo in comment.
2047 2008-01-28 Ian Lance Taylor <iant@google.com>
2051 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2052 coalesce pointers if they have different DECL_NO_TBAA_P values.
2053 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2054 between variables with different DECL_NO_TBAA_P values.
2056 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2059 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2060 are not legitimate small data references on SPE targets.
2062 2008-01-28 David Daney <ddaney@avtrex.com>
2064 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2066 2008-01-28 David Daney <ddaney@avtrex.com>
2068 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2070 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2072 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2073 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2074 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2075 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2076 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2077 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2078 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2079 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2081 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2083 * basic-block.h (condjump_equiv_p): Fix comment.
2085 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2087 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2088 print_generic_stmt_indented): Fix comment.
2090 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2092 * configure.ac (__stack_chk_fail): Add detecion for availability
2093 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2094 * configure: Regenerate.
2096 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2099 * final.c (output_addr_const): Handle TRUNCATE.
2101 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2104 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2105 (zero_cost, infinite_cost): New constants.
2106 (struct cost_pair): Change type of cost to comp_cost.
2107 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2108 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2110 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2111 split_address_cost, ptr_difference_cost, difference_cost,
2112 get_computation_cost_at, get_computation_cost,
2113 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2114 determine_use_iv_cost_condition, determine_use_iv_costs,
2115 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2116 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2117 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2118 Change type of cost to comp_cost.
2119 (determine_iv_cost): Increase cost of non-original ivs, instead
2120 of decreasing the cost of original ones.
2121 (get_address_cost): Indicate the complexity of the addressing mode
2123 (try_add_cand_for): Prefer using ivs not specific to some object.
2124 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2126 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2127 Janis Johnson <janis187@us.ibm.com>
2130 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2131 (TARGET_INSTANTIATE_DECLS): Likewise.
2132 * target.h (expand_to_rtl_hook): New target hook.
2133 (instantiate_decls): Likewise.
2134 * function.c (instantiate_decl): Make non-static. Rename to...
2135 (instantiate_decl_rtl): ... this.
2136 (instantiate_expr): Use instantiate_decl_rtl.
2137 (instantiate_decls_1): Likewise.
2138 (instantiate_decls): Likewise.
2139 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2140 * function.h (instantiate_decl_rtl): Add prototype.
2141 * cfgexpand.c (target.h): New include.
2142 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2143 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2144 (TARGET_INSTANTIATE_DECLS): Likewise.
2145 (TARGET_INITIALIZER): New target hooks added.
2146 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2148 * config/rs6000/rs6000.c (tree-flow.h): New include.
2149 (machine_function): Add sdmode_stack_slot field.
2150 (rs6000_alloc_sdmode_stack_slot): New function.
2151 (rs6000_instantiate_decls): Likewise.
2152 (rs6000_secondary_memory_needed_rtx): Likewise.
2153 (rs6000_check_sdmode): Likewise.
2154 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2155 (TARGET_INSTANTIATE_DECLS): Likewise.
2156 (rs6000_hard_regno_mode_ok): Allow SDmode.
2157 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2158 (rs6000_emit_move): Handle SDmode.
2159 (function_arg_advance): Likewise.
2160 (function_arg): Likewise.
2161 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2162 SDmode var args for 32-bit compiles.
2163 (rs6000_secondary_reload_class): Handle SDmode.
2164 (rs6000_output_function_epilogue): Likewise.
2165 (rs6000_function_value): Simplify if statement.
2166 (rs6000_libcall_value): Likewise.
2167 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2168 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2169 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2170 (movsd_hardfloat): New define_insn.
2171 (movsd_softfloat): Likewise.
2172 (movsd_store): Likewise.
2173 (movsd_load): Likewise.
2174 (extendsddd2): Likewise.
2175 (extendsdtd2): Likewise.
2176 (truncddsd2): Likewise.
2177 (movdd_hardfloat64): Fixup comment.
2178 (UNSPEC_MOVSD_LOAD): New constant.
2179 (UNSPEC_MOVSD_STORE): Likewise.
2181 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2184 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2186 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2187 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2188 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2191 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2194 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2195 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2196 __LONGDOUBLE128 too.
2197 * config/rs6000/aix61.h: New file.
2199 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2201 PR rtl-optimization/34959
2202 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2203 popcount and parity rtxes the same mode as their operand.
2204 Truncate or extend the result to the return value's mode
2207 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2210 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2211 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2212 to GOT_VERSION_REGNUM.
2213 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2214 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2215 * config/mips/mips.c (mips_emit_call_insn): New function.
2216 (mips_call_tls_get_addr): Call mips_expand_call directly.
2217 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2219 (mips16_build_call_stub): Likewise. Return the call insn or null.
2220 (mips_expand_call): Update the call to mips16_build_call_stub
2221 accordingly and a remove redundant condition. Assert that MIPS16
2222 stubs do not use lazy binding. Use mips_emit_call_insn and return
2224 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2226 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2227 (mips_avoid_hazard): Remove hazard_set handling.
2228 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2229 (UNSPEC_RESTORE_GP): ...this.
2230 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2231 (FAKE_CALL_REGNO): Rename to...
2232 (GOT_VERSION_REGNUM): ...this.
2233 (type): Add "ghost" value. Add an associated insn reservation.
2234 (hazard_set): Remove.
2235 (exception_receiver): Rename to...
2236 (restore_gp): ...this and update the unspec identifier accordingly.
2237 (exception_receiver, nonlocal_got_receiver): New expanders.
2238 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2239 FAKE_CALL_REGNO. Remove hazard_set attribute.
2240 (set_got_version, update_got_version): New patterns.
2242 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2245 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2247 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2250 * doc/install.texi2html: Generate gcc-vers.texi.
2252 2008-01-25 DJ Delorie <dj@redhat.com>
2254 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2256 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2258 * config/c4x: Remove directory.
2259 * config.gcc (crx-*, mt-*): Mark obsolete.
2260 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2261 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2262 sh-*-rtemscoff*): Remove cases.
2263 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2264 * real.c (encode_c4x_single, decode_c4x_single,
2265 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2266 c4x_extended_format): Remove.
2267 * real.h (c4x_single_format, c4x_extended_format): Remove.
2268 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2270 (Pragmas): Remove comment about c4x pragmas.
2271 * doc/install.texi (c4x): Remove target-specific instructions.
2272 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2273 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2274 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2275 refer to C4x source files as examples.
2276 (C4X_FLOAT_FORMAT): Remove documentation.
2278 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2280 * config/bfin/bfin.c (override_options): Reorder tests so that
2281 flag_pic gets enabled for -msep-data.
2283 2008-01-25 Richard Guenther <rguenther@suse.de>
2286 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2287 to its bitfield precision if required.
2289 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2292 * tree-nested.c (walk_omp_for): New function.
2293 (convert_nonlocal_reference, convert_local_reference): Call
2294 walk_omp_for on OMP_FOR.
2295 (convert_call_expr): Call walk_body on OMP_FOR's
2296 OMP_FOR_PRE_INIT_BODY.
2298 2008-01-25 Richard Guenther <rguenther@suse.de>
2300 PR tree-optimization/34966
2301 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2302 default defs and PHI_NODEs we have to insert after the
2305 2008-01-24 Nick Clifton <nickc@redhat.com>
2307 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2308 Provide a default definition.
2309 (LIBGCC2_UNITS_PER_WORD): Likewise.
2311 * config/stormy16/stormy16.c: Include df.h for the prototype
2312 for df_regs_ever_live_p.
2313 (xstormy16_expand_builtin_va_start): Convert the stack offset
2314 into a component_ref and then use POINTER_PLUS_EXPR to add it
2315 to the incoming_virtual_args_rtx.
2316 (xstormy16_gimplify_va_arg_expr): Rename to
2317 xstormy16_gimplify_va_arg_expr.
2318 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2319 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2320 xstormy16_gimplify_va_arg_expr.
2321 Fix up some formatting issues.
2323 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2324 Move to predicates.md.
2325 (xs_hi_general_operand): Likewise.
2326 (xs_hi_nonmemory_operand): Likewise.
2327 * config/stormy16/predicates.md:
2328 (xstormy16_carry_plus_operand): New predicate.
2329 (xs_hi_general_operand): New predicate.
2330 (xs_hi_nonmemory_operand): New predicate.
2331 * config/stormy16/stormy16-protos.h:
2332 (xstormy16_carry_plus_operand): Delete prototype.
2333 (xs_hi_general_operand): Likewise.
2334 (xs_hi_nonmemory_operand): Likewise.
2336 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2337 modifiers as they are no longer needed and they can trigger
2338 reload spill failures.
2340 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2341 with a match_operand in order to help reload.
2343 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2344 constraint with 'e' for the 8th alternative as this version of
2345 the mov.w instruction only accepts the lower 8 registers.
2347 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2350 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2351 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2354 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2357 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2359 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2361 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2363 (remove_structure): Update allocations list before removing structure.
2365 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2367 * ipa-struct-reorg.c (is_safe_cond_expr,
2368 create_new_stmts_for_cond_expr): Use integer_zerop function,
2369 that recognize not only zero-pointer, but zero-integer too.
2371 2008-01-25 Ben Elliston <bje@au.ibm.com>
2374 * fixproto: Escape "." in sed expression that strips leading "./".
2376 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2379 * gcc.c (SWITCH_OK): Removed.
2380 (SWITCH_LIVE): Changed to bit.
2381 (SWITCH_FALSE): Likewise.
2382 (SWITCH_IGNORE): Likewise.
2383 (switchstr): Change live_cond to unsigned int.
2384 (process_command): Replace SWITCH_OK with 0.
2385 (do_self_spec): Likewise.
2386 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2387 (give_switch): Likewise.
2388 (used_arg): Likewise.
2389 (do_spec_1): Set the SWITCH_IGNORE bit.
2390 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2391 bits. Set the SWITCH_LIVE bit.
2393 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2395 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2397 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2399 PR tree-optimization/34472
2400 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2401 parameter to a "bool *" and set *DATA to false if there is
2402 an unsafe access. Do not delete the structure here.
2403 (check_cond_exprs): Delete it here instead.
2404 (check_cond_exprs, exclude_cold_structs): Do not increase
2405 I when removing a structure.
2407 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2410 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2411 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2413 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2416 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2417 a fixed vector for stack.
2419 2008-01-24 Ben Elliston <bje@au.ibm.com>
2422 * doc/gcc.texi (Software development): Add a direntry for g++.
2424 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2426 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2427 stale and straggling -fforce-addr comments above.
2429 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2431 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2432 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2434 2008-01-23 Michael Matz <matz@suse.de>
2437 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2440 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2442 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2445 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2447 * config/avr/avr.c (avr_current_arch): New variable.
2448 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2449 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2450 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2451 (avr_override_options): Init 'avr_current_arch'.
2452 (base_arch_s): Move from here...
2453 * config/avr/avr.h (base_arch_s): ... here. Add new members
2454 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2455 'mega' to 'have_jmp_call'.
2456 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2457 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2459 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2461 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2462 MULTILIB_MATCHES): (Ditto.).
2464 2008-01-23 Richard Guenther <rguenther@suse.de>
2467 * cgraphunit.c (cgraph_reset_node): Always mark the node
2468 not reachable if it is not queued already.
2470 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2472 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2473 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2474 (cputype_selected): New static variable.
2475 (bfin_handle_option): Set it if -mcpu is used.
2476 (override_option): Select default set of workarounds if no cpu type
2477 selected on the command line.
2478 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2480 From Michael Frysinger <michael.frysinger@analog.com>
2481 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2482 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2484 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2485 for bf547, bf523, bf524, and bf526.
2486 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2488 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2489 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2490 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2491 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2492 * doc/invoke.texi (Blackfin Options): Document that
2493 -mcpu now accept bf547, bf523, bf524, and bf526.
2495 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2497 PR rtl-optimization/34628
2498 * combine.c (try_combine): Stop and undo after the first combination
2499 if an autoincrement side-effect on the first insn has effectively
2502 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2505 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2506 Offset addresses are not valid for Altivec or paired float modes.
2508 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2511 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2512 if DECL_INITIAL (decl) is error_mark_node.
2515 * c-common.c (handle_vector_size_attribute): Only allow
2516 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2517 the same way as pointer, array etc. types.
2518 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2521 * tree.c (build_type_attribute_qual_variant): Call
2522 build_qualified_type if attributes are equal, but quals are not.
2524 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2527 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2528 * flags.h (warn_strict_aliasing): Remove.
2529 (warn_strict_overflow): Remove.
2530 * opts.c (warn_strict_aliasing): Remove.
2531 (warn_strict_overflow): Remove.
2532 * c-opts.c (c_common_handle_option): -Wall only sets
2533 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2534 (c_common_post_options): Give default values to -Wstrict-aliasing
2535 and -Wstrict-overflow if they are uninitialized.
2536 * common.opt (Wstrict-aliasing): Specify Var and Init.
2537 (Wstrict-overflow): Likewise.
2539 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2541 PR rtl-optimization/26854
2542 PR rtl-optimization/34400
2543 PR rtl-optimization/34884
2544 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2546 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2547 (df_rd_bb_info.expanded_lr_out): Deleted
2548 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2549 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2550 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2551 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2552 Removed code to allocate, initialize or free expanded_lr_out.
2553 (df_rd_bb_local_compute_process_def): Restructured to make more
2555 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2556 sets if the sets are being trimmed.
2558 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2561 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2562 (as_vers): Likewise.
2563 * configure: Regenerated.
2565 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2568 * tree-pass.h (pass_build_alias): New pass.
2569 * tree-ssa-alias.c (gate_build_alias): New.
2570 (pass_build_alias): New.
2571 * passes.c (init_optimization_passes): Add pass_build_alias after
2572 pass_create_structure_vars.
2574 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2576 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2577 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2578 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2579 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2580 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2581 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2582 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2583 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2584 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2585 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2586 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2587 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2588 * config/s390/s390.md (FP_ALL): New mode iterator.
2589 (_d): New mode attribute.
2590 ("*signbit<mode>2>"): Changed mode of first operand.
2591 ("isinf<mode>2"): Changed mode of first operand.
2592 ("*TDC_insn"): Adaptation for DFP modes.
2594 2008-01-22 Ben Elliston <bje@au.ibm.com>
2596 * tree.c (check_qualified_type): Improve function description.
2598 2008-01-21 Jason Merrill <jason@redhat.com>
2601 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2602 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2605 2008-01-21 DJ Delorie <dj@redhat.com>
2607 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2610 2008-01-21 Richard Guenther <rguenther@suse.de>
2613 * tree-cfg.c (verify_expr): Allow all invariant expressions
2614 instead of just constant class ones as reference argument.
2615 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2616 like any other constant.
2617 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2619 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2621 * regmove.c (fixup_match_1): Update call crossed frequencies.
2623 2008-01-21 Richard Guenther <rguenther@suse.de>
2626 * tree-inline.c (setup_one_parameter): Deal with mismatched
2627 types using a VIEW_CONVERT_EXPR.
2629 2008-01-21 Alon Dayan <alond@il.ibm.com>
2630 Olga Golovanevsky <olga@il.ibm.com>
2632 PR tree-optimization/34701
2633 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
2634 when the structure size is not a power of 2.
2636 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
2638 * doc/install.texi: Add doc for --enable-checking=df.
2640 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
2642 PR rtl-optimization/34808
2643 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
2645 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2647 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
2650 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2652 PR rtl-optimization/26854
2653 PR rtl-optimization/34400
2654 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
2656 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
2657 (df_rd_bb_info.expanded_lr_out): New.
2658 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
2659 * loop_iv.c (iv_analysis_loop_init): Ditto.
2660 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2661 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2662 Added code to allocate, initialize or free expanded_lr_out.
2663 (df_rd_bb_local_compute_process_def): Restructured to make
2664 more understandable.
2665 (df_rd_confluence_n): Add code to do nothing with fake edges and
2666 code to no apply invalidate_by_call sets if the sets are being trimmed.
2667 (df_lr_local_finalize): Renamed to df_lr_finalize.
2668 (df_live_local_finalize): Renamed to df_live_finalize.
2670 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
2673 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
2674 deciding whether to use reciprocal instructions.
2676 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
2678 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
2679 dwarf2out_note_section_used if cold_text_section is NULL.
2681 2008-01-19 Jakub Jelinek <jakub@redhat.com>
2683 PR gcov-profile/34610
2684 * tree-cfg.c (make_edges): Mark both outgoing edges from
2685 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
2686 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
2687 from OMP_FOR and OMP_CONTINUE outgoing edges.
2689 * tree-profile.c (tree_profiling): Return early if
2690 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
2692 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
2693 from cfun to child_cfun.
2694 * function.h (struct function): Add after_tree_profile bit.
2696 2008-01-19 Anatoly Sokolov <aesok@post.ru>
2698 * config/avr/avr.S (_exit): Disable interrupt.
2700 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2701 Steven Bosscher <stevenb.gcc@gmail.com>
2703 PR rtl-optimization/26854
2704 PR rtl-optimization/34400
2705 * df-problems.c (df_live_scratch): New scratch bitmap.
2706 (df_live_alloc): Allocate df_live_scratch when doing df_live.
2707 (df_live_reset): Clear the proper bitmaps.
2708 (df_live_bb_local_compute): Only process the artificial defs once
2709 since the order is not important.
2710 (df_live_init): Init the df_live sets only with the variables
2711 found live by df_lr.
2712 (df_live_transfer_function): Use the df_lr sets to prune the
2713 df_live sets as they are being computed.
2714 (df_live_free): Free df_live_scratch.
2716 2008-01-18 Ian Lance Taylor <iant@google.com>
2718 * common.opt: Add fmerge-debug-strings.
2719 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
2720 flag_merge_debug_strings rather than flag_merge_constants.
2721 * doc/invoke.texi (Option Summary): Mention
2722 -fmerge-debug-strings.
2723 (Debugging Options): Document -fmerge-debug-strings.
2725 2008-01-18 Ian Lance Taylor <iant@google.com>
2728 * tree.h (DECL_IS_OPERATOR_NEW): Define.
2729 (struct tree_function_decl): Add new field operator_new_flag.
2730 * tree-inline.c (expand_call_inline): When inlining a call to
2731 operator new, force the return value to go into a variable, and
2732 set DECL_NO_TBAA_P on that variable.
2733 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
2735 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
2738 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
2739 DWARF2_DEBUGGING_INFO.
2740 (dwarf2out_note_section_used): Ditto. Add prototype.
2741 (have_multiple_function_sections, text_section_used,
2742 cold_text_section_used, *cold_text_sections): Move declarations
2745 2008-01-17 Bob Wilson <bob.wilson@acm.org>
2747 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
2748 field and add signal_ra.
2749 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
2750 assignments to frame state pc. Move end of stack check after
2751 MD_FALLBACK_FRAME_STATE_FOR.
2752 (uw_update_context_1): Use frame state signal_regs if set, instead
2753 of checking signal_frame flag.
2754 (uw_update_context): Use frame state signal_ra if set.
2755 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
2756 * config/xtensa/linux-unwind.h: New file.
2758 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
2760 * modulo-sched.c (get_sched_window): Fix comment typo.
2762 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
2764 PR tree-optimization/34648
2765 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
2767 2008-01-17 Anatoly Sokolov <aesok@post.ru>
2769 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
2770 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
2772 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
2774 PR rtl-optimization/34400
2775 * df-core.c (df_worklist_dataflow_overeager,
2776 df_worklist_dataflow_doublequeue): New functions.
2777 (df_worklist_dataflow): Two different worklist solvers.
2778 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
2781 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2784 * doc/invoke.texi: Document the dependence on pthread for fopenmp
2785 and ftree-parallelize-loops.
2787 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
2789 PR rtl-optimization/34826
2790 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
2792 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
2794 * global.c (find_reg): Mark the eh regs as used if necessary.
2795 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
2796 * ra.h (struct allocno): no_eh_reg field added. Changed
2797 no_stack_reg type to bitfield.
2799 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
2801 * tree.c (substitute_in_expr): Add missing 'break'.
2803 2008-01-17 Richard Guenther <rguenther@suse.de>
2805 PR tree-optimization/34825
2806 * tree-ssa-math-opts.c (is_division_by): Do not recognize
2807 x / x as division to handle.
2809 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2811 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
2812 "-pthread" is specified.
2813 * pa-hpux11.h (LIB_SPEC): Likewise.
2815 2008-01-16 Janis Johnson <janis187@us.ibm.com>
2816 Peter Bergner <bergner@vnet.ibm.com>
2818 PR rtl-optimization/33796
2819 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
2821 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2823 PR libgfortran/34699
2824 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
2826 * pa-hpux10.h (LINK_SPEC): Likewise.
2827 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
2829 2008-01-16 Richard Guenther <rguenther@suse.de>
2832 * fold-const.c (fold_convert_const_int_from_int): Do not
2833 set overflow if that occured only because of a sign extension
2834 change when converting from/to a sizetype with the same
2835 precision and signedness.
2837 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2840 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
2841 location address to the correct place. Update copyright year.
2843 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2845 * lambda-code.c (lambda_transform_legal_p): Handle the case of
2846 no dependences in the dependence_relations vector.
2848 2008-01-16 Jan Hubicka <jh@suse.cz>
2850 PR rtl-optimization/31396
2851 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
2852 * cfg.c (dump_reg_info): Print it.
2853 * regs.h (struct reg_info_t): add freq_calls_crossed.
2854 (REG_FREQ_CALLS_CROSSED): New macro.
2855 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
2856 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
2857 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
2858 regmove_optimize): Update call crossed frequencies.
2859 * local-alloc.c (struct qty): Add freq_calls_crossed.
2860 (alloc_qty): Copute freq_calls_crossed.
2861 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
2862 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
2863 * ra.h (struct allocno): Add freq_calls_crossed.
2865 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2867 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
2868 libgomp when compiling with ftree-parallelize-loops.
2869 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
2871 2008-01-16 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/34769
2874 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
2875 * tree.c (int_cst_value): Instead make this function more
2876 permissive in what it accepts as valid input. Document this
2877 function always sign-extends the value.
2879 2008-01-16 Jakub Jelinek <jakub@redhat.com>
2880 Richard Guenther <rguenther@suse.de>
2883 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
2884 (gimple_fold_indirect_ref_rhs): ... this.
2885 (gimple_fold_indirect_ref): New function with foldings
2886 that preserve lvalueness.
2887 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
2888 * tree-flow.h (gimple_fold_indirect_ref): Declare.
2889 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
2890 to fold an INDIRECT_REF, fall back to the old use of
2891 fold_indirect_ref_1.
2893 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
2895 * tree-data-ref.c (subscript_dependence_tester_1): Call
2896 free_conflict_function.
2897 (compute_self_dependence): Same.
2899 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
2902 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
2903 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
2905 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
2906 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
2907 for DWARF2_UNWIND_INFO targets.
2909 2008-01-16 Richard Guenther <rguenther@suse.de>
2912 * c-typeck.c (common_pointer_type): Do not merge inconsistent
2913 type qualifiers for function types.
2915 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
2917 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
2918 loop_iterator li from previous commit.
2920 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
2922 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
2924 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2926 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
2927 (parallelize_loops): Don't parallelize irreducible components.
2929 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2932 * c-opts (c_common_post_options): Do not enable CPP
2933 flag_pedantic_errors by default.
2935 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
2937 PR rtl-optimization/31944
2938 * cse.c (remove_pseudo_from_table): New function.
2939 (merge_equiv_classes): Use above function to remove pseudo-registers.
2940 (invalidate): Likewise.
2942 2008-01-13 Richard Guenther <rguenther@suse.de>
2945 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
2946 instead of TYPE_MODE to deal with calls from expand_one_error_var.
2948 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
2950 * gcse.c (cprop_jump): Call validate_unshare_change instead of
2951 validate_change to unshare the source of the PC set.
2953 2008-01-12 Jan Hubicka <jh@suse.cz>
2956 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
2957 references above array bounds. This might trigger bounds checks for
2960 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
2962 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
2963 new_replaceable_dependencies.
2965 2008-01-12 Doug Kwan <dougkwan@google.com>
2967 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
2968 instead of OPT_Wreturn_type in warning due to ignored return type
2970 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
2971 options included in -Wextra.
2972 * c.opt: New option -Wignored_qualifiers.
2973 * doc/invoke.texi (Warning Options, -Wextra): Add new option
2974 -Wignore_qualifiers.
2975 (-Wignored-qualifiers): Document.
2976 (-Wreturn-type): Remove description of functionality now handled
2977 by -Wignored-qualifiers.
2979 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
2982 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
2983 NOP_EXPR if it is between integral types with the same precision.
2985 2008-01-12 Jan Hubicka <jh@suse.cz>
2988 * invoke.texi (max-inline-recursive-depth): Fix default value.
2990 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
2992 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
2995 2008-01-11 Bob Wilson <bob.wilson@acm.org>
2997 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
2999 2008-01-11 James E. Wilson <wilson@specifix.com>
3002 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3004 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3006 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3007 save/restore frame pointer register and don't use 'call-prologues'
3008 optimization in function with "OS_task" attribute.
3010 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3013 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3014 when copying to memory.
3016 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3018 PR rtl-optimization/30905
3019 * cfgcleanup.c: Include dce.h
3020 (crossjumps_occured): New global variable.
3021 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3022 If something changed, set crossjumps_occured to true.
3023 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3024 Don't add/remove fake edges to exit here...
3025 (cleanup_cfg): ...but do it here, when crossjumping.
3026 Run a fast DCE when successful crossjumps occured in the latest
3027 iteration of try_optimize_cfg.
3029 2008-01-11 Richard Guenther <rguenther@suse.de>
3031 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3032 (struct vn_unary_op_s): Likewise.
3033 (vn_reference_insert): Free old reference on hash collision.
3035 2008-01-10 Raksit Ashok <raksit@google.com>
3037 PR rtl-optimization/27971
3038 * combine.c (find_split_point): Split PLUS expressions which are
3039 inside a MEM rtx, and whose first operand is complex.
3041 2008-01-10 DJ Delorie <dj@redhat.com>
3043 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3044 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3045 (m32c_hard_regno_ok): Call the underlying function.
3047 2008-01-10 Richard Guenther <rguenther@suse.de>
3050 * tree-cfg.c (tree_merge_blocks): Do not go through the
3051 full-blown folding and stmt updating path if we just deal
3052 with virtual operands.
3053 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3054 test for abnormal SSA_NAMEs.
3056 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3059 * reload.c (push_reload): Add assertions. All constants from
3060 reg_equiv_constant should have been used for replacing the respective
3062 (find_reloads_address): Invoke find_reloads_address_part for
3063 constant taken from the reg_equiv_constant array.
3065 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3067 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3068 field (valnum) the first in the struct. Replace bools with
3071 2008-01-10 Richard Guenther <rguenther@suse.de>
3073 PR tree-optimization/34651
3074 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3075 types and ordering for masking and converting.
3077 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3079 PR tree-optimization/34017
3080 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3081 also for PHI_NODE expressions.
3083 2008-01-09 Jan Hubicka <jh@suse.cz>
3085 PR tree-optimization/34708
3086 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3087 based on number of case labels.
3088 (init_inline_once): Remove switch_cost.
3089 * tree-inline.h (eni_weights_d): Remove switch_cost.
3091 2008-01-09 Richard Guenther <rguenther@suse.de>
3092 Andrew Pinski <andrew_pinski@playstation.sony.com>
3095 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3096 temporary if an rvalue is ok or an lvalue is not required.
3098 2008-01-09 Richard Guenther <rguenther@suse.de>
3101 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3104 2008-01-09 Richard Guenther <rguenther@suse.de>
3107 * tree.c (host_integerp): Check for sizetype only if the
3108 type is an integer type.
3110 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3113 * opts.c (decode_options): Disable inlining of functions called
3114 once if not in unit-at-a-time mode.
3116 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3118 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3120 2008-01-08 Richard Guenther <rguenther@suse.de>
3123 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3124 out early if the result will be unused.
3126 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3131 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3135 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3137 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3138 for vectorization tuned.
3140 2008-01-08 Richard Guenther <rguenther@suse.de>
3142 PR tree-optimization/34683
3143 * tree-ssa-operands.c (operand_build_cmp): Export.
3144 * tree-ssa-operands.h (operand_build_cmp): Declare.
3145 * tree-vn.c (vuses_compare): Remove.
3146 (sort_vuses): Use operand_build_cmp.
3147 (sort_vuses_heap): Likewise.
3148 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3149 to re-use old VEC if available. Do not sort already sorted VUSEs.
3150 (vdefs_to_vec): Do not sort already sorted VDEFs.
3152 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3155 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3157 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3160 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3161 limitations of reciprocal sequences on x86 targets.
3163 2008-01-08 Richard Guenther <rguenther@suse.de>
3165 PR tree-optimization/34683
3166 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3168 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3171 * config/darwin.c (darwin_mergeable_string_section): Don't use
3172 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3174 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3178 negxf2. Macroize expander using X87MODEF mode iterator. Change
3179 predicates of op0 and op1 to register_operand.
3180 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3181 expander using X87MODEF mode iterator. Change predicates of
3182 op0 and op1 to register_operand.
3183 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3184 corresponding patterns and macroize using MODEF macro. Change
3185 predicates of op0 and op1 to register_operand and remove
3186 "m" constraint. Disparage "r" alternative with "!".
3187 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3188 macroize using X87MODEF macro. Change predicates of op0 and op1
3189 to register_operand and remove "m" constraint. Disparage "r"
3190 alternative with "!".
3191 (absneg splitter with memory operands): Remove.
3192 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3193 patterns and macroize using X87MODEF mode iterator.
3194 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3195 Change predicate of op1 to register_operand.
3196 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3197 for memory operands.
3199 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3201 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3203 2008-01-07 Richard Guenther <rguenther@suse.de>
3205 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3208 2008-01-07 Richard Guenther <rguenther@suse.de>
3210 PR tree-optimization/34683
3211 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3212 VOPs of the needed size to save memory. Use VEC_quick_push
3213 to save compile-time.
3214 (vdefs_to_vec): Likewise.
3216 2008-01-07 Sa Liu <saliu@de.ibm.com>
3218 * config/spu/spu.md (divdf3): Genetate inline code for double
3219 division. The implementation doesn't handle INF or NAN, therefore it
3220 only applies when -ffinite-math-only is given.
3222 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3225 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3226 * doc/cpp.texi ([Common Predefined Macros]): Document.
3228 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3230 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3231 order to use commutative addition instead of subtraction.
3233 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3234 Mircea Namolaru <namolaru@il.ibm.com>
3235 Vladimir Yanovsky <yanov@il.ibm.com>
3236 Revital Eres <eres@il.ibm.com>
3238 PR tree-optimization/34263
3239 * tree-outof-ssa.c (process_single_block_loop_latch,
3240 contains_tree_r): New functions.
3241 (analyze_edges_for_bb): Call process_single_block_loop_latch
3242 function to empty single-basic-block latch block if possible.
3244 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3246 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3248 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3250 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3252 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3254 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3256 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3258 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3260 PR tree-optimization/34618
3261 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3264 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3267 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3268 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3269 Update copyright year.
3271 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3272 Update copyright year.
3273 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3276 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3278 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3279 edge does not point to current bb before changing need_assert.
3281 2008-01-04 Richard Guenther <rguenther@suse.de>
3284 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3285 for verifying purposes if they are is_gimple_min_invariant.
3287 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3289 PR tree-optimization/34448
3290 PR tree-optimization/34465
3291 * gimplify.c (gimplify_init_constructor): Add new parameter
3292 notify_temp_creation. Use it.
3293 (gimplify_modify_expr_rhs): Take volatiles into account when
3294 optimizing constructors.
3295 Do not optimize constructors if gimplify_init_constructor will dump to
3297 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3298 * gcc.c-torture/compile/pr34448.c: New.
3300 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3302 PR gcov-profile/34609
3303 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3304 return_slot if result is TREE_ADDRESSABLE.
3306 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3308 * config/mips/mips.md (sqrt_condition): Tweak comment.
3309 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3311 2008-01-03 Tom Tromey <tromey@redhat.com>
3314 * c-common.c (c_type_hash): Handle VLAs.
3316 2008-01-03 Jan Hubicka <jh@suse.cz>
3318 PR tree-optimization/31081
3319 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3320 0 when inlining and not inlining to first basic block.
3321 (remap_decl): When var is initialized to 0, don't set default_def.
3322 (expand_call_inline): Set entry_bb.
3323 * tree-inline.h (copy_body_data): Add entry_bb.
3325 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3328 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3331 PR tree-optimization/29484
3332 * tree-inline.c (inline_forbidden_p_2): New function.
3333 (inline_forbidden_p): Disallow inlining if some static var
3334 has an address of a local LABEL_DECL in its initializer.
3335 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3338 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3340 PR tree-optimization/34635
3341 * tree-data-ref.c (add_other_self_distances): Make sure that the
3342 evolution step is constant.
3344 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3347 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3349 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3351 * tree-sra.c (scalarize_init): Insert the generate_element_init
3352 statements after the generate_element_zero statements.
3354 2008-01-02 Richard Guenther <rguenther@suse.de>
3358 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3359 for very large number of operands instead of ICEing.
3361 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3364 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3365 while stack probing.
3367 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3369 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3372 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3375 * tree-mudflap.c (mx_register_decls): Guard warning by
3376 !DECL_ARTIFICIAL check.
3378 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3380 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3381 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3382 sse5_perm<mode>): Fix constraints.
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