1 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5 2008-03-10 Richard Guenther <rguenther@suse.de>
7 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17 * c.opt (Wsynth): Deprecate.
18 * doc/invoke.texi (Option Summary, Warning Options): Document
19 -Wno-format-contains-nul.
21 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.c (ix86_constant_algnment): Compute alignment using
25 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
27 2008-03-09 Ira Rosen <irar@il.ibm.com>
29 * config/rs6000/rs6000.c (builtin_description): Rename vector
30 left shift operations.
31 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
32 (altivec_vsl<VI_char>): Rename to ...
33 (ashl<mode>3): ... new name.
34 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
36 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
38 2008-03-08 Richard Guenther <rguenther@suse.de>
40 * coverage.h (tree_coverage_counter_addr): Declare.
41 * coverage.c (tree_coverage_counter_addr): New function.
42 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
44 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
45 (tree_gen_one_value_profiler): Likewise.
46 (tree_gen_ic_profiler): Likewise.
47 (tree_gen_average_profiler): Likewise.
48 (tree_gen_ior_profiler): Likewise.
50 2008-03-08 Richard Guenther <rguenther@suse.de>
52 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
53 (vn_binary_op_insert): Likewise.
54 (vn_unary_op_lookup): Likewise.
55 (vn_unary_op_insert): Likewise.
56 (vn_nary_op_lookup): Declare.
57 (vn_nary_op_insert): Likewise.
58 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
59 and binary hashes, use a single obstack for unary_op_pool
61 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
62 a single struct vn_nary_op_s. Store tree code length and
63 a variable number of operands.
64 (struct vn_reference_op_struct): Remove unused op2.
65 (vn_reference_op_eq): Do not compare op2.
66 (vn_reference_op_compute_hash): Do not compute hash of op2.
67 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
68 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
69 with vn_nary_op_compute_hash.
70 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
71 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
73 (vn_unary_op_insert, vn_binary_op_insert): Replace with
75 (visit_unary_op): Call nary functions.
76 (visit_binary_op): Likewise.
77 (process_scc): Adjust for struct vn_tables_s changes.
78 (allocate_vn_table): Likewise.
79 (free_vn_table): Likewise.
80 * tree-vn.c (vn_add): Call nary functions.
81 (vn_lookup): Likewise.
83 2008-03-08 Jakub Jelinek <jakub@redhat.com>
86 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
87 wdst back after sync_compare_and_swapqhi_internal.
89 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
92 * config/i386/i386-modes.def (V1DI): New vector mode.
93 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
94 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
96 (MMXMODE): Add V1DI mode.
97 (mmxvecsize): Change DI mode to V1DI mode.
98 ("mov<mode>): Use MMXMODEI8 mode iterator.
99 ("*mov<mode>_internal_rex64"): Ditto.
100 ("*mov<mode>_internal"): Ditto.
101 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
102 ("mmx_sub<mode>3"): Ditto.
103 ("mmx_adddi3"): Remove insn pattern.
104 ("mmx_subdi3"): Ditto.
105 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
106 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
107 ("mmx_ashl<mode>3"): Ditto.
108 ("mmx_lshrdi3"): Remove insn pattern.
109 ("mmx_ashldi3"): Ditto.
110 * config/i386/i386.c (classify_argument): Handle V1DImode.
111 (function_arg_advance_32): Ditto.
112 (function_arg_32): Ditto.
113 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
114 mmx_addv1di3 insn pattern.
115 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
116 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
117 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
118 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
119 Remove definitions of built-in functions.
120 (V1DI_type_node): New node.
121 (v1di_ftype_v1di_int): Ditto.
122 (v1di_ftype_v1di_v1di): Ditto.
123 (v2si_ftype_v2si_si): Ditto.
124 (v4hi_ftype_v4hi_di): Remove node.
125 (v2si_ftype_v2si_di): Ditto.
126 (ix86_init_mmx_sse_builtins): Handle V1DImode.
127 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
128 Redefine builtins using def_builtin_const with *_ftype_*_int node.
129 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
130 Add new builtins using def_builtin_const.
131 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
132 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
133 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
134 * config/i386/mmintrin.h (__v1di): New typedef.
135 (_mm_add_si64): Cast arguments to __v1di type.
136 (_mm_sub_si64): Ditto.
137 (_mm_sll_pi16): Cast __count to __v4hi type.
138 (_mm_sll_pi32): Cast __count to __v2si type.
139 (_mm_sll_si64): Cast arguments to __v1di type.
140 (_mm_srl_pi16): Cast __count to __v4hi type.
141 (_mm_srl_pi32): Cast __count to __v2si type.
142 (_mm_srl_si64): Cast arguments to __v1di type.
143 (_mm_sra_pi16): Cast __count to __v4hi type.
144 (_mm_sra_pi32): Cast __count to __v2si type.
145 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
146 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
147 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
148 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
149 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
150 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
151 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
152 (_mm_srai_pi32): Use __builtin_ia32_psradi.
153 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
154 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
155 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
156 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
158 2008-03-07 Joseph Myers <joseph@codesourcery.com>
160 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
162 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
165 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
166 reg+const addressing for Altivec modes. Don't generate reg+reg
167 addressing for TFmode or TDmode quantities.
169 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
171 * c-common.c (vector_types_convertible_p): Call langhook
172 instead of comptypes.
174 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
177 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
178 integral and scalar float variables which have a
181 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
183 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
184 dwarf_register_span hook when emitting unwind information for
185 register-to-memory saves.
186 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
187 (rs6000_frame_related): Remove call to spe_synthesize_frame.
189 2008-03-06 Jakub Jelinek <jakub@redhat.com>
191 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
192 for the same VAR_DECL.
194 2008-03-06 Tom Tromey <tromey@redhat.com>
197 * doc/standards.texi (Standards): Don't mention treelang.
198 * doc/invoke.texi (Overall Options): Don't mention treelang.
199 * doc/install.texi (Prerequisites): Don't mention bison or
201 (Configuration): Don't mention treelang.
202 (Building): Likewise.
203 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
205 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
207 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
208 word-extractions out of a multi-word object.
210 2008-03-06 Richard Guenther <rguenther@suse.de>
212 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
213 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
214 result type and precision.
215 * expr.c (get_inner_reference): Set unsignedp based on the result
216 type of BIT_FIELD_REF.
217 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
218 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
219 (try_instantiate_multiple_fields): Likewise. Use the correct type
221 (sra_build_assignment): Likewise.
222 (sra_build_elt_assignment): Likewise.
223 (sra_explode_bitfield_assignment): Likewise.
224 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
225 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
226 set BIT_FIELD_REF_UNSIGNED.
227 (vectorizable_load): Likewise.
229 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
231 * cse.c (cse_extended_basic_block): Invalidate artificial defs
234 2008-03-06 Richard Guenther <rguenther@suse.de>
236 * alias.c (struct alias_set_entry): Move has_zero_child field
237 to pack with alias_set.
239 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
241 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
244 2008-03-05 Ian Lance Taylor <iant@google.com>
246 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
248 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
250 * fwprop.c (update_df): Support width and offset parameters of
252 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
253 global_conflicts): Change DF_REF_EXTRACT to either
254 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
255 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
256 * df-scan.c (df_ref_record, df_defs_record,
257 df_ref_create_structure, df_def_record_1, df_uses_record,
258 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
259 df_bb_refs_collect, df_entry_block_defs_collect,
260 df_exit_block_uses_collect): Support new width and offset fields.
261 (ref_extract_pool): New storage pool.
262 (df_free_ref): New function.
263 (df_reg_chain_unlink, df_free_collection_rec,
264 df_sort_and_compress_refs): Call df_free_ref.
265 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
267 (df_ref_create_structure): Allocate df_ref_extract if offset and
268 width fields are used.
269 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
270 (df_uses_record): Get offset and width from ZERO_EXTRACT
272 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
273 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
274 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
275 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
276 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
277 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
278 (df_ref_extract): New structure.
279 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
280 (df_ref_create): Add width and offset parameters.
282 2008-03-05 Richard Guenther <rguenther@suse.de>
284 * tree-ssa-structalias.c (get_constraint_for_component_ref):
285 Use ranges_overlap_p.
286 (offset_overlaps_with_access): Rename
287 to ranges_overlap_p and move ...
288 * tree-flow-inline.h (ranges_overlap_p): ... here.
290 * tree.h (get_inner_reference, handled_component_p): Update
293 * tree.h (record_component_aliases, get_alias_set,
294 alias_sets_conflict_p, alias_sets_must_conflict_p,
295 objects_must_conflict_p): Move declarations ...
296 * alias.h (record_component_aliases, get_alias_set,
297 alias_sets_conflict_p, alias_sets_must_conflict_p,
298 objects_must_conflict_p): ... here.
300 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
302 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
304 * cfg.c: Include tree-flow.h.
305 (remove_edge_raw): Call redirect_edge_var_map_clear.
306 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
307 * tree-flow-inline.h (redirect_edge_var_map_def): New.
308 (redirect_edge_var_map_result): New.
309 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
310 PENDING_STMT use with redirect_edge_var_map_*.
311 * tree-ssa.c (edge_var_maps): New definition.
312 (redirect_edge_var_map_add): New.
313 (redirect_edge_var_map_clear): New.
314 (redirect_edge_var_map_dup): New.
315 (redirect_edge_var_map_vector): New.
316 (redirect_edge_var_map_destroy): New.
317 (ssa_redirect_edge): Replace PENDING_STMT use with
318 redirect_edge_var_map_*.
319 (flush_pending_stmts): Same.
320 (delete_tree_ssa): Destroy edge var map.
321 * tree-flow.h (struct _edge_var_map): New.
322 Define edge_var_map vector type.
323 Declare redirect_edge_var_map_* prototypes.
324 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
325 * tree-cfg.c (reinstall_phi_args): Replace
326 PENDING_STMT use with redirect_edge_var_map_*.
328 2008-03-05 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/35472
331 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
332 whose single use_stmt has a overlapping set of loaded and
333 stored symbols as that use_stmt might be a noop assignment then.
335 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
337 * gthr-rtems.h: Implement __gthread_mutex_destroy.
339 2008-03-05 Richard Guenther <rguenther@suse.de>
342 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
344 * tree-cfg.c (verify_expr): Verify it.
345 * fold-const.c (fold_truthop): Remove code generating
346 BIT_FIELD_REFs of structure bases.
347 (fold_binary): Likewise.
348 (fold_ternary): Position and size of BIT_FIELD_REFs are
349 always host integers.
350 (make_bit_field_ref): Remove.
351 (optimize_bit_field_compare): Remove.
352 (all_ones_mask_p): Remove.
354 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
357 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
358 (split_block_and_df_analyze): New. Split basic block and rebuild
360 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
362 (split_pattern_seq): Likewise.
363 (erase_matching_seqs): Likewise.
364 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
366 2008-03-04 Geoff Keating <geoffk@apple.com>
368 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
369 declaration and code.
370 (tree_invalid_nonnegative_warnv_p): Likewise.
372 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
374 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
375 examples. Truncate option-names then causing overfull hbox.
377 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
380 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
382 * configure: Rebuilt.
384 2008-03-04 Rafael Espindola <espindola@google.com>
386 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
387 (tree_unary_nonnegative_warnv_p): New.
388 (tree_binary_nonnegative_warnv_p): New.
389 (tree_single_nonnegative_warnv_p): New.
390 (tree_invalid_nonnegative_warnv_p): New.
391 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
393 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
396 * opts.c (handle_option): Postpone 'unknown option' errors only for
399 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
402 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
405 2008-03-04 Rafael Espindola <espindola@google.com>
407 * fold-const.c (tree_unary_nonzero_warnv_p): New.
408 (tree_binary_nonzero_warnv_p): New.
409 (tree_single_nonzero_warnv_p): New.
410 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
412 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
415 * fold-const.c (fold_cond_expr_with_comparison): Prevent
416 transformations for modes that have signed zeros.
417 * ifcvt.c (noce_try_abs): Ditto.
420 2008-03-04 Joseph Myers <joseph@codesourcery.com>
422 * config/i386/i386.c (override_options): Force
423 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
425 2008-03-04 Jan Hubicka <jh@suse.cz>
428 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
431 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
433 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
434 label to probe the stack.
436 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
438 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
439 (__gthr_win32_mutex_destroy): Declare.
440 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
441 __gthr_win32_mutex_destroy.
442 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
444 2008-03-03 Jan Hubicka <jh@suse.cz>
447 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
448 aggressive on inlining cold calls.
450 2008-03-03 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
453 struct copies into the expression table.
454 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
455 (try_to_simplify): Likewise.
456 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
457 integral and pointer arguments which do not change the
458 precision to NOP_EXPRs.
459 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
460 VIEW_CONVERT_EXPR case.
462 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
464 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
465 defined in a loop at depth 0 is invariant.
466 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
467 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
468 be called at loop depth 0.
470 2008-03-02 Jakub Jelinek <jakub@redhat.com>
473 * gcc.c (process_command): Update copyright notice dates.
474 * gcov.c (print_version): Likewise.
475 * gcov-dump.c (print_version): Likewise.
476 * mips-tfile.c (main): Likewise.
477 * mips-tdump.c (main): Likewise.
479 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
482 * c-common.c (flag_permissive): Delete.
483 (constant_expression_warnings): Check flags first.
484 (constant_expression_error): New.
485 * c-common.h (flag_permissive): Delete.
486 (constant_expression_error): Declare.
487 * flags.h (flag_permissive): Declare. Update description.
488 * diagnostic.c (pedwarn): Update.
490 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
491 (permissive_error_kind): New.
492 * toplev.c (flag_permissive): Define. Update description.
493 * toplev.h (permissive_error_kind): Declare.
494 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
495 (pedwarn_c90): Use pedantic_warning_kind.
496 * c-opts.c (c_common_post_options): flag_permissive does not affect
497 flag_pedantic_errors.
499 2008-03-02 Joseph Myers <joseph@codesourcery.com>
501 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
502 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
503 __absvsi2, __absvDI2): Use unsigned arithmetic.
505 2008-03-02 Andi Kleen <ak@suse.de>
506 Richard Guenther <rguenther@suse.de>
508 * struct-equiv.c: Remove file.
509 * cfg_cleanup.c (condjump_equiv_p): Remove.
510 * Makefile.in (OBJS-common): Remove struct-equiv.o.
511 (struct-equiv.o): Remove rule.
512 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
513 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
514 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
516 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
518 * ifcvt.c (noce_process_if_block): Try to handle only the then
519 block if the else block exists but isn't suitable.
521 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
524 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
525 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
526 regression from previous patch.
528 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
531 * gthr.h: Add __gthread_mutex_destroy as a function that must be
533 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
534 * gthr-single.h (__gthread_mutex_destroy): Likewise.
535 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
536 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
537 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
538 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
539 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
540 (__gthread_mutex_destroy_function): Rename to
541 __gthread_mutex_destroy.
542 * gthr-dce.h (__gthread_mutex_destroy): Call
543 pthread_mutex_destroy.
544 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
545 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
546 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
548 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
550 * df-scan.c (df_ref_chain_change_bb): Simplify.
551 (df_insn_change_bb): Add new_bb argument. Simplify. Call
552 set_block_for_insn if there's any change.
553 * df.h ((df_insn_change_bb): Fix prototype.
554 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
555 df_insn_change_bb, don't call set_block_for_insn.
556 * emit-rtl.c (reorder_insns): Likewise.
557 * haifa-sched.c (move_insn): Likewise.
559 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
561 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
563 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
565 * tree-flow-inline.h (next_readonly_imm_use): Return
566 NULL_USE_OPERAND_P after the end.
568 2008-03-01 Richard Guenther <rguenther@suse.de>
570 PR tree-optimization/35411
571 * tree-sra.c (sra_build_assignment): Split conversion to
572 final type to a separate statement if we are not assigning
575 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
577 * fold-const.c (fold_convertible_p): Correct the logic to follow
578 that in fold_convert().
580 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
583 * tree-inline.c (build_duplicate_type): When we make a
584 duplicate type, make it unique in the canonical types system.
586 2008-02-29 Tom Tromey <tromey@redhat.com>
588 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
589 input_file_stack_history, input_file_stack_restored): Remove.
590 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
591 * input.h (struct file_stack): Remove.
592 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
593 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
595 * diagnostic.h (struct diagnostic_context) <last_module>: Change
597 (diagnostic_last_module_changed): Add 'map' argument.
598 (diagnostic_set_last_function): Likewise.
599 * diagnostic.c (undiagnostic_report_current_module): Iterate using
600 line map, not input_file_stack.
601 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
603 2008-02-29 Paul Brook <paul@codesourcery.com>
605 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
607 2008-02-29 Paul Brook <paul@codesourcery.com>
609 * config/arm/ieee754-df.S (muldf3): Use RET macros.
611 2008-02-29 Richard Guenther <rguenther@suse.de>
613 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
615 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
616 value for comparing for a store match.
617 (simplify_unary_expression): Do nothing for SSA_NAMEs.
618 (try_to_simplify): Do not do a full-blown reference lookup.
620 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
622 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
623 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
625 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
627 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
629 * tree-loop-linear.c (try_interchange_loops): Compare memory access
630 strides against cache sizes.
632 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
634 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
637 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
639 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
640 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
641 is smaller than the original promoted value.
642 (simplify_subreg): If OP is a SUBREG, try to preserve its
643 SUBREG_PROMOTED_VAR_P information.
645 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
647 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
648 (VN_INFO_GET): Allocate new objects on the obstack.
649 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
650 for rpo_numbers_temp, for consistency.
651 (free_scc_vn): Free the obstack.
653 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
655 * doc/invoke.texi: Document -ftree-loop-distribution.
656 * tree-loop-distribution.c: New.
657 * tree-pass.h (pass_loop_distribution): New.
658 * graphds.h (struct graph): Add htab_t indices.
659 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
660 * tree-vectorizer.c (rename_variables_in_loop): Extern.
661 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
662 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
663 * tree-data-ref.c (debug_data_dependence_relations): New.
664 (dump_data_dependence_relation): Also print data references.
665 (free_data_ref): Extern.
666 (same_access_functions): Moved...
667 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
668 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
669 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
670 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
671 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
672 (stmts_from_loop): Skip LABEL_EXPR.
673 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
675 (build_rdg): Initialize rdg->indices htab.
676 (free_rdg, stores_from_loop, ref_base_address,
677 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
678 have_similar_memory_accesses_1, ref_base_address_1,
679 remove_similar_memory_refs): New.
680 * tree-data-ref.h: Depend on tree-chrec.h.
681 (debug_data_dependence_relations, free_data_ref): Declared.
682 (same_access_functions): ... here.
683 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
685 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
686 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
687 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
688 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
689 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
690 rdg_vertex_for_stmt): Declared.
691 (struct rdg_edge): Add level.
693 (free_rdg, stores_from_loop, remove_similar_memory_refs,
694 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
696 (rdg_has_similar_memory_accesses): New.
697 * tree-vect-analyze.c: Remove unused static decls.
698 * lambda.h (dependence_level): New.
699 * common.opt (ftree-loop-distribution): New.
700 * tree-flow.h (mark_virtual_ops_in_bb,
701 slpeel_tree_duplicate_loop_to_edge_cfg,
702 rename_variables_in_loop): Declared.
703 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
704 (OBJS-common): Add tree-loop-distribution.o.
705 (tree-loop-distribution.o): New rule.
706 * tree-cfg.c (mark_virtual_ops_in_bb): New.
707 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
708 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
710 2008-02-28 Joseph Myers <joseph@codesourcery.com>
713 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
714 other than structures and unions.
716 2008-02-28 Richard Guenther <rguenther@suse.de>
719 2008-02-26 Richard Guenther <rguenther@suse.de>
721 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
722 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
723 (lookup_decl_from_uid): Declare.
724 (remove_decl_from_map): Likewise.
725 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
726 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
727 (decl_for_uid_map): New global hashtable mapping DECL_UID
729 (init_ttree): Allocate it.
730 (insert_decl_to_uid_decl_map): New helper function.
731 (make_node_stat): Insert new decls into the map.
732 (copy_node_stat): Likewise.
733 (lookup_decl_from_uid): New function.
734 (remove_decl_from_map): Likewise.
735 (print_decl_for_uid_map_statistics): New helper.
736 (dump_tree_statistics): Call it.
738 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
739 (referenced_var_iterator): Adjust.
740 (FOR_EACH_REFERENCED_VAR): Adjust.
741 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
742 (num_referenced_vars): Adjust.
743 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
744 (first_referenced_var): Remove.
745 (end_referenced_vars_p): Likewise.
746 (next_referenced_var): Likewise.
747 (referenced_var_iterator_set): New helper function.
748 * tree-dfa.c (referenced_var_lookup): Adjust.
749 (referenced_var_check_and_insert): Likewise.
750 (remove_referenced_var): Likewise.
751 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
752 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
753 (verify_call_clobbering): Likewise.
754 (verify_memory_partitions): Likewise.
755 (init_tree_ssa): Allocate bitmap instead of hashtable for
757 (delete_tree_ssa): Adjust.
758 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
759 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
760 (compute_tag_properties): Likewise.
761 (set_initial_properties): Likewise.
762 (find_partition_for): Likewise.
763 (update_reference_counts): Likewise.
764 (dump_may_aliases_for): Likewise.
765 * tree-ssa-operands.c (add_virtual_operand): Likewise.
766 (add_call_clobber_ops): Likewise.
767 (add_call_read_ops): Likewise.
768 (get_asm_expr_operands): Likewise.
769 * tree-into-ssa.c (dump_decl_set): Likewise.
770 (update_ssa): Likewise.
771 * tree-sra.c (scan_function): Likewise.
772 (decide_instantiations): Likewise.
773 (scalarize_parms): Likewise.
774 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
775 (dsa_named_for): Likewise.
776 * tree-ssa-structalias.c (update_alias_info): Likewise.
777 (merge_smts_into): Likewise.
779 2008-02-27 David Daney <ddaney@avtrex.com>
782 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
783 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
784 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
785 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
786 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
788 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
791 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
792 (BUILT_IN_NEXTTOWARD): Remove.
793 (BUILT_IN_NEXTTOWARDF): Ditto.
794 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
795 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
797 2008-02-27 Tom Tromey <tromey@redhat.com>
799 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
800 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
802 2008-02-27 Jan Beulich <jbeulich@novell.com>
804 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
805 update the respective field on newdecl.
807 2008-02-27 Revital Eres <eres@il.ibm.com>
809 PR rtl-optimization/34999
810 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
811 crossing edges that ends with a call insn.
812 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
813 call insn and clear the EDGE_CROSSING flag of the crossing edge
814 when fixing fallthru edges.
816 2008-02-27 Richard Guenther <rguenther@suse.de>
819 * fold-const.c (fold_unary): Return the correct argument,
820 converted to the result type.
822 2008-02-27 Richard Guenther <rguenther@suse.de>
825 * expr.c (expand_expr_real_1): Assert on rotates that operate
827 * fold-const.c (fold_binary): Use the types precision, not the
828 bitsize of the mode if folding rotate expressions. Build rotates
831 2008-02-27 Jakub Jelinek <jakub@redhat.com>
833 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
835 * c-pragma.c (pragma_ns_name): New typedef.
836 (registered_pp_pragmas): New variable.
837 (c_pp_lookup_pragma): New function.
838 (c_register_pragma_1): If flag_preprocess_only, do nothing
839 for non-expanded pragmas, for expanded ones push pragma's
840 namespace and name into registered_pp_pragmas vector.
841 (c_invoke_pragma_handler): Register OpenMP pragmas even when
842 flag_preprocess_only, don't register GCC pch_preprocess
843 pragma if flag_preprocess_only.
844 * c-opts.c (c_common_init): Call init_pragma even if
845 flag_preprocess_only.
846 * c-pragma.c (c_pp_lookup_pragma): New prototype.
847 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
848 cpp_register_pragma if flag_preprocess_only.
850 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
853 * c-parser.c (c_parser_translation_unit): Warn for empty
854 translation unit, not empty source file.
856 2008-02-26 Paul Brook <paul@codesourcery.com>
858 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
860 * config/arm/arm.h (reg_class): Add CORE_REGS.
861 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
862 (BASE_REG_CLASS): Use CORE_REGS.
863 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
864 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
865 (REGNO_OK_FOR_INDEX_P): Exclude SP.
866 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
867 ARM_REGNO_OK_FOR_INDEX_P.
868 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
869 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
870 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
871 (ldm/stm peepholes): Ditto.
872 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
873 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
874 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
875 * config/arm/constraints.md: Enable "k" constraint on ARM.
877 2008-02-27 Ben Elliston <bje@au.ibm.com>
879 * config/rs6000/rs6000.c: Annotate cache line size field in all
880 instances of struct processor_costs.
882 2008-02-26 David Edelsohn <edelsohn@gnu.org>
884 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
885 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
886 jump_bypass): New counters.
887 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
888 * dce.c (gate_ud_dce): Same.
889 (gate_fast_dce): Same.
890 * dse.c (gate_dse1): New function.
891 (gate_dse2): New function.
892 (gate_dse): Merge results of new gate functions.
893 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
894 (gate_handle_jump_bypass): Add dbg_cnt.
895 (gate_handle_gcse): Add dbg_cnt.
896 * ifcvt.c (gate_handle_if_conversion): Same.
897 (gate_handle_if_after_combine): Same.
898 (gate_handle_if_after_reload): Same.
899 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
901 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
903 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
905 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
907 2008-02-26 Jason Merrill <jason@redhat.com>
910 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
911 alone if it's the naming decl for the type's main variant.
913 2008-02-26 Tom Tromey <tromey@redhat.com>
915 * system.h (USE_MAPPED_LOCATION): Poison.
916 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
917 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
918 (make_goto_expr_edges): Likewise.
919 (remove_bb): Likewise.
920 (execute_warn_function_return): Likewise.
921 * basic-block.h (struct edge_def) <goto_locus>: Change type to
923 * c-common.c (fname_decl): Remove old location code.
924 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
926 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
928 (ASM_INPUT_SOURCE_LOCATION): Likewise.
929 (gen_rtx_ASM_INPUT): Likewise.
930 (gen_rtx_ASM_INPUT_loc): Likewise.
931 (get_rtx_asm_OPERANDS): Remove.
932 * cfglayout.c (insn_locators_alloc): Remove old location code.
933 (set_curr_insn_source_location): Likewise.
934 (curr_insn_locator): Likewise.
935 * print-tree.c (print_node): Remove old location code.
936 * tree-mudflap.c (mf_varname_tree): Remove old location code.
937 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
938 * cfgexpand.c (expand_gimple_cond_expr): Don't use
940 (construct_exit_block): Remove old location code.
941 * emit-rtl.c (force_next_line_note): Remove old location code.
942 * profile.c (branch_prob): Remove old location code.
943 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
944 LOC_LINE): Remove old-location variants.
945 * langhooks.c (lhd_print_error_function): Remove old location
947 * configure, config.in: Rebuilt.
948 * configure.ac (--enable-mapped-location): Remove.
949 * c-decl.c (c_init_decl_processing): Remove old location code.
950 (finish_function): Likewise.
951 * recog.c (decode_asm_operands): Remove old location code.
952 * c-pch.c (c_common_read_pch): Remove old location code.
953 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
955 * gimple-low.c (lower_function_body): Remove old location code.
956 * toplev.c (unknown_location): Remove.
957 (push_srcloc): Remove old-location variant.
958 (process_options): Remove old location code.
959 (lang_dependent_init): Likewise.
960 * input.h (UNKNOWN_LOCATION): Move definition.
961 (location_t): Undeprecate.
962 (source_locus): Remove.
963 (location_from_locus): Remove.
964 (struct location_s): Remove.
965 Remove all old-location code.
966 (input_line, input_filename): Remove.
967 * final.c (final_scan_insn): Remove old location code.
968 * diagnostic.c (diagnostic_build_prefix): Remove
969 USE_MAPPED_LOCATION test.
970 * tree.h (gimple_stmt) <locus>: Now a location_t.
971 (tree_exp) <locus>: Likewise.
972 (DECL_IS_BUILTIN): Remove old-location variant.
973 (annotate_with_file_line, annotate_with_locus): Likewise.
974 (expr_locus, set_expr_locus): Update.
975 * tree.c (build1_stat): Remove old location code.
976 (last_annotated_node): Remove.
977 (annotate_with_file_line): Remove old-location variant.
978 (annotate_with_locus): Likewise.
979 (expr_location): Remove old location code.
980 (set_expr_location): Likewise.
981 (expr_has_location): Likewise.
982 (expr_locus): Likewise.
983 (set_expr_locus): Likewise.
984 (expr_filename): Don't use location_from_locus.
985 (expr_lineno): Likewise.
986 * rtl-error.c (location_for_asm): Remove old location code.
987 * c-lex.c (cb_line_change): Remove old location code.
988 (fe_file_change): Likewise.
989 (cb_def_pragma): Likewise.
990 (c_lex_with_flags): Likewise.
991 * gengtype.c (do_typedef): Don't special-case location types.
992 (define_location_structures): Remove.
993 (main): Don't call define_location_structures.
994 * tree-pretty-print.c (dump_implicit_edges): Remove old location
997 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1000 * builtins.def (BUILT_IN_STDARG_START): Remove.
1001 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1002 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1003 * tree-inline.c (inline_forbidden_p_1): Likewise.
1005 2008-02-26 Richard Guenther <rguenther@suse.de>
1007 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1008 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1009 (lookup_decl_from_uid): Declare.
1010 (remove_decl_from_map): Likewise.
1011 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1012 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1013 (decl_for_uid_map): New global hashtable mapping DECL_UID
1015 (init_ttree): Allocate it.
1016 (insert_decl_to_uid_decl_map): New helper function.
1017 (make_node_stat): Insert new decls into the map.
1018 (copy_node_stat): Likewise.
1019 (lookup_decl_from_uid): New function.
1020 (remove_decl_from_map): Likewise.
1021 (print_decl_for_uid_map_statistics): New helper.
1022 (dump_tree_statistics): Call it.
1024 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1025 (referenced_var_iterator): Adjust.
1026 (FOR_EACH_REFERENCED_VAR): Adjust.
1027 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1028 (num_referenced_vars): Adjust.
1029 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1030 (first_referenced_var): Remove.
1031 (end_referenced_vars_p): Likewise.
1032 (next_referenced_var): Likewise.
1033 (referenced_var_iterator_set): New helper function.
1034 * tree-dfa.c (referenced_var_lookup): Adjust.
1035 (referenced_var_check_and_insert): Likewise.
1036 (remove_referenced_var): Likewise.
1037 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1039 (verify_call_clobbering): Likewise.
1040 (verify_memory_partitions): Likewise.
1041 (init_tree_ssa): Allocate bitmap instead of hashtable for
1043 (delete_tree_ssa): Adjust.
1044 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1045 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1046 (compute_tag_properties): Likewise.
1047 (set_initial_properties): Likewise.
1048 (find_partition_for): Likewise.
1049 (update_reference_counts): Likewise.
1050 (dump_may_aliases_for): Likewise.
1051 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1052 (add_call_clobber_ops): Likewise.
1053 (add_call_read_ops): Likewise.
1054 (get_asm_expr_operands): Likewise.
1055 * tree-into-ssa.c (dump_decl_set): Likewise.
1056 (update_ssa): Likewise.
1057 * tree-sra.c (scan_function): Likewise.
1058 (decide_instantiations): Likewise.
1059 (scalarize_parms): Likewise.
1060 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1061 (dsa_named_for): Likewise.
1062 * tree-ssa-structalias.c (update_alias_info): Likewise.
1063 (merge_smts_into): Likewise.
1065 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1068 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1069 * c-opts.c (c_common_handle_option): Wall enables
1070 Wvolatile-register-var.
1071 * common.opt: Move Wvolatile-register-var to...
1074 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1076 * common.opt (Wlarger-than=): New.
1077 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1079 * opts.c (common_handle_option): Handle -Wlarger-than=.
1080 * optc-gen.awk: Likewise.
1081 * opth-gen.awk: Likewise.
1082 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1083 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1085 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1087 * c-common.c (match_case_to_enum_1): Add appropriate
1088 OPT_W* parameter to warning.
1089 (c_do_switch_warnings): Likewise.
1090 * c-typeck.c (warning_init): Add one more parameter following
1092 (push_init_level): Update call to warning_init.
1093 (pop_init_level): Likewise.
1094 (add_pending_init): Likewise.
1095 (output_init_element: Likewise.
1097 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1100 * toplev.c (toplev_main): If there are warnings or error, print
1101 errors for ignored options.
1102 * opts.c (ignored_options): New static variable.
1103 (postpone_unknown_option_error): New.
1104 (print_ignored_options): New.
1105 (handle_option): Postpone errors for unknown -Wno-* options.
1106 * opts.h (print_ignored_options): Declare.
1108 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1110 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1113 2008-02-25 Richard Guenther <rguenther@suse.de>
1116 2008-02-25 Richard Guenther <rguenther@suse.de>
1118 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1119 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1120 (lookup_decl_from_uid): Declare.
1121 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1122 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1123 (decl_for_uid_map): New global hashtable mapping DECL_UID
1125 (init_ttree): Allocate it.
1126 (insert_decl_to_uid_decl_map): New helper function.
1127 (make_node_stat): Insert new decls into the map.
1128 (copy_node_stat): Likewise.
1129 (lookup_decl_from_uid): New function.
1130 (print_decl_for_uid_map_statistics): New helper.
1131 (dump_tree_statistics): Call it.
1133 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1134 (referenced_var_iterator): Adjust.
1135 (FOR_EACH_REFERENCED_VAR): Adjust.
1136 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1137 (num_referenced_vars): Adjust.
1138 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1139 (first_referenced_var): Remove.
1140 (end_referenced_vars_p): Likewise.
1141 (next_referenced_var): Likewise.
1142 (referenced_var_iterator_set): New helper function.
1143 * tree-dfa.c (referenced_var_lookup): Adjust.
1144 (referenced_var_check_and_insert): Likewise.
1145 (remove_referenced_var): Likewise.
1146 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1147 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1148 (verify_call_clobbering): Likewise.
1149 (verify_memory_partitions): Likewise.
1150 (init_tree_ssa): Allocate bitmap instead of hashtable for
1152 (delete_tree_ssa): Adjust.
1153 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1154 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1155 (compute_tag_properties): Likewise.
1156 (set_initial_properties): Likewise.
1157 (find_partition_for): Likewise.
1158 (update_reference_counts): Likewise.
1159 (dump_may_aliases_for): Likewise.
1160 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1161 (add_call_clobber_ops): Likewise.
1162 (add_call_read_ops): Likewise.
1163 (get_asm_expr_operands): Likewise.
1164 * tree-into-ssa.c (dump_decl_set): Likewise.
1165 (update_ssa): Likewise.
1166 * tree-sra.c (scan_function): Likewise.
1167 (decide_instantiations): Likewise.
1168 (scalarize_parms): Likewise.
1169 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1170 (dsa_named_for): Likewise.
1171 * tree-ssa-structalias.c (update_alias_info): Likewise.
1172 (merge_smts_into): Likewise.
1174 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1177 * doc/invoke.texi (-fcx-limited-range): Document new option.
1178 * toplev.c (process_options): Handle -fcx-fortran-rules.
1179 * common.opt: Add documentation for -fcx-fortran-rules.
1181 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1184 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1185 actual behaviour and C99.
1187 2008-02-26 Ben Elliston <bje@au.ibm.com>
1189 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1190 (ASM_CPU_POWER6_SPEC): Likewise.
1191 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1192 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1193 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1195 2008-02-25 Richard Guenther <rguenther@suse.de>
1197 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1198 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1199 (lookup_decl_from_uid): Declare.
1200 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1201 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1202 (decl_for_uid_map): New global hashtable mapping DECL_UID
1204 (init_ttree): Allocate it.
1205 (insert_decl_to_uid_decl_map): New helper function.
1206 (make_node_stat): Insert new decls into the map.
1207 (copy_node_stat): Likewise.
1208 (lookup_decl_from_uid): New function.
1209 (print_decl_for_uid_map_statistics): New helper.
1210 (dump_tree_statistics): Call it.
1212 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1213 (referenced_var_iterator): Adjust.
1214 (FOR_EACH_REFERENCED_VAR): Adjust.
1215 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1216 (num_referenced_vars): Adjust.
1217 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1218 (first_referenced_var): Remove.
1219 (end_referenced_vars_p): Likewise.
1220 (next_referenced_var): Likewise.
1221 (referenced_var_iterator_set): New helper function.
1222 * tree-dfa.c (referenced_var_lookup): Adjust.
1223 (referenced_var_check_and_insert): Likewise.
1224 (remove_referenced_var): Likewise.
1225 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1226 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1227 (verify_call_clobbering): Likewise.
1228 (verify_memory_partitions): Likewise.
1229 (init_tree_ssa): Allocate bitmap instead of hashtable for
1231 (delete_tree_ssa): Adjust.
1232 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1233 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1234 (compute_tag_properties): Likewise.
1235 (set_initial_properties): Likewise.
1236 (find_partition_for): Likewise.
1237 (update_reference_counts): Likewise.
1238 (dump_may_aliases_for): Likewise.
1239 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1240 (add_call_clobber_ops): Likewise.
1241 (add_call_read_ops): Likewise.
1242 (get_asm_expr_operands): Likewise.
1243 * tree-into-ssa.c (dump_decl_set): Likewise.
1244 (update_ssa): Likewise.
1245 * tree-sra.c (scan_function): Likewise.
1246 (decide_instantiations): Likewise.
1247 (scalarize_parms): Likewise.
1248 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1249 (dsa_named_for): Likewise.
1250 * tree-ssa-structalias.c (update_alias_info): Likewise.
1251 (merge_smts_into): Likewise.
1253 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1256 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1257 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1258 * alias.h (nonoverlapping_memrefs_p): Likewise.
1260 2008-02-25 Jan Beulich <jbeulich@novell.com>
1262 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1263 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1264 __emultls_get_address, __emultls_register_common,
1265 __floatundi?f, and _Unwind_GetIPInfo.
1266 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1267 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1268 (gen_regparm_prefix): Likewise.
1269 (i386_nlm_encode_section_info): Sync with
1270 config/i386/winnt.c:i386_pe_encode_section_info().
1271 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1272 i386_nlm_mangle_decl_assembler_name): New.
1273 (netware_override_options): New.
1274 * config/i386/netware.h (netware_override_options): Declare.
1275 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1276 (i386_nlm_mangle_decl_assembler_name): Declare.
1277 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1279 2008-02-25 Ben Elliston <bje@au.ibm.com>
1282 * c-decl.c (grokdeclarator): Remove unused local variables
1283 `typedef_type' and `type_as_written'.
1285 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1286 unused local variable `has_hot_blocks'.
1287 (fix_crossing_conditional_branches): Remove unused local variable
1290 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1293 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1294 using DEF_C99_BUILTIN.
1295 (BUILT_IN_NANF): Ditto.
1296 (BUILT_IN_NANL): Ditto.
1298 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1299 Revital Eres <eres@il.ibm.com>
1301 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1302 regarding the order of two dependent insns in the same row.
1304 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1306 * stor-layout.c (layout_decl): Do not bump the alignment of a
1307 bit-field to more than byte alignment if it is packed.
1309 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1311 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1314 2008-02-24 Diego Novillo <dnovillo@google.com>
1316 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1319 * tree-vrp.c (vrp_evaluate_conditional): With
1320 -Wtype-limits, emit a warning when comparing against a
1321 constant outside the natural range of OP0's type.
1322 * c.opt (Wtype-limits): Move ...
1323 * common.opt (Wtype-limits): ... here.
1325 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1327 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1328 * config/rs6000/e300c2c3.md: New file.
1329 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1331 (rs6000_override_options): Add e300c2 and e300c3 cases to
1332 processor_target_table. Do not allow usage of Altivec or Spe
1333 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1334 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1335 * config/rs6000/rs6000.h (processor_type): Add
1336 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1337 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1338 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1339 and ppce300c3. Include e300c2c3.md.
1341 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1343 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1344 instead of TARGET_STRICT_ALIGN.
1346 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1348 * explow.c (memory_address): Assert that the generated address is
1351 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1354 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1355 * config/darwin-ppc-ldouble-patch.def: New file.
1356 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1357 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1358 SUBTARGET_INIT_BUILTINS if defined.
1359 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1362 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1365 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1366 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1368 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1371 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1372 file" warning condtional on -Winvalid-PCH.
1374 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1376 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1378 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1382 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1383 prevent reload from using MMX registers.
1384 (*mov<mode>_internal): Ditto.
1385 (*movv2sf_internal_rex64): Ditto.
1386 (*movv2sf_internal): Ditto.
1388 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1390 PR documentation/31569
1391 * doc/install.texi2html: Use makeinfo --no-number-sections.
1393 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1395 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1396 ensure that we can address an entire entity > 8 bytes. Don't
1397 generate reg+reg addressing for such data.
1399 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1401 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1402 strings when optimizing for size, unless the target cares about
1405 2008-02-22 Tom Tromey <tromey@redhat.com>
1407 * regclass.c (current_pass): Remove declaration.
1409 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1411 * config/avr/libgcc.S (__RAMPZ__): Define.
1412 (__do_copy_data): Add for devices with 128KB code memory.
1414 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1416 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1418 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1420 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1422 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1425 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1428 * c-typeck.c (build_binary_op): Warn about floating point
1429 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1431 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1434 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1435 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1437 (rs6000_override_options): Set altivec_abi as default, not override,
1438 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1439 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1440 is used; use new member spe_abi.
1441 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1442 spe_abi and altivec_abi.
1444 2008-02-22 Tomas Bily <tbily@suse.cz>
1446 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1448 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1451 * config.build (build_file_translate): Set to `CMD //c' only if
1453 * Makefile.in (build_file_translate): Improve comment.
1455 2008-02-21 Jan Hubicka <jh@suse.cz>
1457 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1458 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1459 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1461 2008-02-21 Michael Matz <matz@suse.de>
1464 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1466 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1468 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1469 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1471 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1472 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1473 SSE_VEC_FLOAT_MODE_P as insn constraint.
1474 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1475 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1476 sse4a_movntdf using MODEF mode iterator.
1477 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1478 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1479 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1480 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1481 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1482 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1483 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1485 2008-02-21 Richard Guenther <rguenther@suse.de>
1487 * tree.def (PAREN_EXPR): New tree code.
1488 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1490 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1491 * expr.c (expand_expr_real_1): Likewise.
1492 * tree-inline.c (estimate_num_insns_1): Likewise.
1493 * tree-complex.c (expand_complex_move): Likewise.
1494 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1497 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1500 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1502 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1507 * config/sh/sh.c (find_barrier): Don't go past
1508 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1510 2008-02-20 DJ Delorie <dj@redhat.com>
1512 * config/h8300/h8300.md (insv): Force source operand to be a register.
1514 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1515 as a jump, not as a plain insn.
1517 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1519 * doc/invoke.texi (Warning Options): Add new option
1520 -Wframe-larger-than=.
1521 (-Wframe-larger-than): Document.
1523 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1524 Add declarations for new option variables.
1526 * final.c (final_start_function): Check the frame size
1527 before emission and issue a Wframe-larger-than warning.
1529 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1530 Add definitions for new option variables.
1531 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1533 * common.opt (Wframe-larger-than=): New option.
1535 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1537 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1538 (<sse>_div<mode>3): Ditto.
1539 (<sse>_vmdiv<mode>3): Ditto.
1540 (<sse>_vmsqrt<mode>2): Ditto.
1541 (*smax<mode>3): Ditto.
1542 (sse5_frcz<mode>2): Ditto.
1543 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1546 2008-02-20 Richard Guenther <rguenther@suse.de>
1549 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1550 be happy with INTEGRAL_TYPE_P.
1552 2008-02-20 Richard Guenther <rguenther@suse.de>
1554 * fold-const.c (split_tree): Associate floatig-point expressions
1555 if flag_associative_math is set.
1557 2008-02-20 Richard Guenther <rguenther@suse.de>
1559 * tree.h (fold_real_zero_addition_p): Declare.
1560 * fold-const.c (fold_real_zero_addition_p): Export.
1561 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1562 floating-point operations with zero and one.
1564 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1566 * doc/install.texi: Correct references to CFLAGS, replacing them
1567 with BOOT_CFLAGS. Document flags used during bootstrap for
1570 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1572 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1573 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1574 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1576 (smin<mode>3): Ditto from similar patterns.
1577 (smax<mode>3): Ditto.
1578 (*ieee_smin<mode>3): Ditto.
1579 (*ieee_smax<mode>3): Ditto.
1580 * config/i386/sse.md (sse): New mode attribute.
1581 (mov<mode>): Macroize expander from movv4sf and movv2df using
1582 SSEMODEF2P mode iterator.
1583 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1584 SSE_VEC_FLOAT_MODE_P as insn constraint.
1585 (storent<mode>): Ditto.
1586 (storent<mode>): Macroize expander from storentsf and storentdf using
1587 MODEF mode iterator.
1588 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1589 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1590 (abs<mode>2): Ditto from similar patterns.
1591 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1592 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1593 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1594 (<sse>_vmsqrt<mode>2): Ditto.
1595 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1596 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1597 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1598 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1599 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1600 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1601 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1603 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1604 iterator and SSE_FLOAT_MODE_P as insn constraint.
1605 (<sse>_ucomi): Ditto from similar patterns.
1606 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1607 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1608 SSE_VEC_FLOAT_MODE_P as insn constraint.
1609 (vcond<mode>): Ditto from similar patterns.
1610 (and<mode>3, *and<mode>3): Ditto.
1611 (<sse>_nand<mode>3): Ditto.
1612 (ior<mode>3, *ior<mode>3): Ditto.
1613 (xor<mode>3, *xor<mode>3): Ditto.
1614 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1615 iterator and SSE_FLOAT_MODE_P as insn constraint.
1616 (*nand<mode>3): Ditto from similar patterns.
1617 (*ior<mode>3): Ditto.
1618 (*xor<mode>3): Ditto.
1620 2008-02-20 Ira Rosen <irar@il.ibm.com>
1622 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1623 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1624 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1626 2008-02-19 Jan Hubicka <jh@suse.cz>
1628 * predict.c (tree_bb_level_predictions): Remove variable next
1629 mistakely introduced by previous commit.
1631 2008-02-19 Jan Hubicka <jh@suse.cz>
1633 * predict.c (predict_paths_leading_to): Rewrite.
1634 (predict_paths_for_bb): New.
1635 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1637 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1640 * Makefile.in (build_file_translate): New.
1641 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1642 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1643 * configure.ac (build_file_translate): Substitute it.
1644 * configure: Regenerate.
1646 2008-02-19 Jan Hubicka <jh@suse.cz>
1648 PR rtl-optimization/34408
1649 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1652 2008-02-19 Jan Hubicka <jh@suse.cz>
1655 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1658 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1661 * config/i386/i386-modes.def: Revert the last DI alignment
1662 change until Ada people can look into it.
1664 2008-02-19 Nick Clifton <nickc@redhat.com>
1666 * opts.c (print_specific_help): Fix typo in --help text.
1668 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1671 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1672 32-bit inline asm without asm alternatives for host GCC < 3.0.
1674 2008-02-19 Richard Guenther <rguenther@suse.de>
1676 PR tree-optimization/34989
1677 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1678 Allow propagation to INDIRECT_REF if we can simplify only.
1680 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1682 * c-common.c (warn_for_collisions_1): Use appropriate option when
1685 2008-02-19 Nick Clifton <nickc@redhat.com>
1688 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1689 (handle_options): Fix indentation.
1690 (print_filtered_help): If no language-specific options were
1691 displayed tell the user how to list all the options supported by
1692 the language's front-end.
1693 (print_specific_help): Fix indentation and remove duplicate line.
1694 (common_handle_option): Handle the -v option.
1695 For --help enable the display of undocumented options if the -v
1696 switch has been included on the command line.
1697 For --help= check for overlaps in the arguments between the option
1698 classes and the language names and issue a warning when they
1699 cannot be disambiguated.
1700 * c.opt (v): Pass on to the common option handler.
1702 2008-02-19 Revital Eres <eres@il.ibm.com>
1704 * modulo-sched.c (sms_schedule): Change dump message when
1705 create_ddg function fails.
1706 (try_scheduling_node_in_cycle): Rename row to cycle.
1707 (print_partial_schedule): Rename CYCLE to ROW.
1709 2008-02-19 Christian Bruel <christian.bruel@st.com>
1710 Zdenek Dvorak <ook@ucw.cz>
1712 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1714 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1717 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1718 (*x86_movdicc_0_m1_se): Ditto.
1720 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1722 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1723 (CMPtype): Define as __gcc_CMPtype.
1724 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1725 (CMPtype): Define as __gcc_CMPtype.
1727 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1729 Support valgrind 3.3 for --enable-checking=valgrind.
1730 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1732 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1733 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1734 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1735 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1736 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1737 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1738 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1740 * ggc-zone.c: Similar.
1741 * ggc-page.c: Similar.
1743 2008-02-19 Paul Brook <paul@codesourcery.com>
1746 * config/arm/ieee754-df.S: Fix do_it typo.
1747 * config/arm/ieee754-sf.S: Fix do_it typo.
1749 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1752 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1753 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1754 (OPTION_MASK_ISA_SSE_SET): Likewise.
1755 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1756 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1757 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1758 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1759 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1760 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1761 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1762 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1763 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1764 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1765 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1766 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1767 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1768 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1769 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1770 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1771 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1772 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1773 (OPTION_MASK_ISA_SSE4): Removed.
1774 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1775 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for
1777 (override_options): Don't turn on implied SSE/MMX bits in
1780 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1782 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1785 2008-02-18 Joey Ye <joey.ye@intel.com>
1788 * tree-nested.c (insert_field_into_struct): Set type alignment
1789 to field alignment if the former is less than the latter.
1791 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1793 * BASE-VER: Set to 4.4.0.
1795 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1797 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1798 * doc/cfg.texi: Likewise.
1799 * doc/extend.texi: Likewise.
1800 * doc/gty.texi: Likewise.
1801 * doc/invoke.texi: Likewise.
1802 * doc/loop.texi: Likewise.
1803 * doc/md.texi: Likewise.
1804 * doc/passes.texi: Likewise.
1805 * doc/rtl.texi: Likewise.
1806 * doc/sourcebuild.texi: Likewise.
1807 * doc/tm.texi: Likewise.
1808 * doc/tree-ssa.texi: Likewise.
1810 2008-02-17 Richard Guenther <rguenther@suse.de>
1813 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1814 without default definition.
1816 2008-02-17 Richard Guenther <rguenther@suse.de>
1818 PR tree-optimization/35231
1819 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1822 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1826 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1828 libgcc_cmp_return mode.
1830 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1833 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1835 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1837 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1840 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1842 * doc/c-tree.texi: Use `@.' where appropriate.
1843 * doc/extend.texi: Likewise.
1844 * doc/install.texi: Likewise.
1845 * doc/invoke.texi: Likewise.
1846 * doc/loop.texi: Likewise.
1847 * doc/makefile.texi: Likewise.
1848 * doc/md.texi: Likewise.
1849 * doc/passes.texi: Likewise.
1850 * doc/standards.texi: Likewise.
1851 * doc/tm.texi: Likewise.
1853 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1856 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1858 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1859 rather than in entry_bb.
1861 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1863 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1864 libgcc_cmp_return mode.
1866 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1869 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1870 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1872 2008-02-15 Richard Guenther <rguenther@suse.de>
1873 Zdenek Dvorak <ook@ucw.cz>
1875 PR tree-optimization/35164
1876 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1877 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1878 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1879 Only propagate addresses which do not have abnormal SSA_NAMEs
1882 2008-02-15 Joseph Myers <joseph@codesourcery.com>
1885 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1887 2008-02-15 Jan Hubicka <jh@suse.cz>
1890 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1892 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1895 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1896 when calculating alignment_pad.
1898 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1901 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1902 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1903 and STACK_BOUNDARY define.
1905 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
1907 PR preprocessor/35061
1908 * c-pragma.c (handle_pragma_pop_macro): Check that
1909 pushed_macro_table has been allocated.
1911 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
1914 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1915 (force_gimple_operand): Likewise.
1916 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1917 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1918 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1919 (find_interesting_uses_address): Check addressability and alignment
1920 of the base expression only after substituting bases of IVs into it.
1922 2008-02-14 Michael Matz <matz@suse.de>
1925 * function.c (instantiate_virtual_regs_in_insn): Reload address
1926 before falling back to reloading the whole operand.
1928 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
1930 * config/s390/s390.c (s390_mainpool_start): Emit the pool
1931 before the first section switch note.
1933 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1935 * doc/bugreport.texi: Update copyright years.
1936 * doc/c-tree.texi: Likewise.
1937 * doc/cfg.texi: Likewise.
1938 * doc/cpp.texi: Likewise.
1939 * doc/cppinternals.texi: Likewise.
1940 * doc/fragments.texi: Likewise.
1941 * doc/frontends.texi: Likewise.
1942 * doc/gcc.texi: Likewise.
1943 * doc/gty.texi: Likewise.
1944 * doc/hostconfig.texi: Likewise.
1945 * doc/implement-c.texi: Likewise.
1946 * doc/libgcc.texi: Likewise.
1947 * doc/loop.texi: Likewise.
1948 * doc/makefile.texi: Likewise.
1949 * doc/options.texi: Likewise.
1950 * doc/passes.texi: Likewise.
1951 * doc/rtl.texi: Likewise.
1952 * doc/sourcebuild.texi: Likewise.
1953 * doc/standards.texi: Likewise.
1954 * doc/tree-ssa.texi: Likewise.
1955 * doc/trouble.texi: Likewise.
1957 * doc/extend.texi: Use @: or add comma where appropriate.
1958 * doc/invoke.texi: Likewise.
1959 * doc/tm.texi: Likewise.
1961 2008-02-14 Alan Modra <amodra@bigpond.net.au>
1964 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
1967 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
1969 * doc/md.texi (clz, ctz): Add reference.
1970 * doc/rtl.texi (clz, ctz): Likewise.
1972 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1975 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
1978 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
1980 * config/s390/s390.c (struct constant_pool): New field
1981 emit_pool_after added.
1982 (s390_mainpool_start): Set the emit_pool_after flag according
1983 to the section switch notes.
1984 (s390_mainpool_finish): Consider emit_pool_after when emitting
1985 the literal pool at the end of the function.
1986 (s390_chunkify_start): Force literal pool splits at section
1989 2008-02-13 Michael Matz <matz@suse.de>
1992 * var-tracking.c (clobber_variable_part): Correctly traverse the
1995 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1998 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
1999 Add -fdump-ipa-inline.
2000 * tree-dump.c (dump_files): Remove tree-inlined dump.
2001 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2003 2008-02-12 Richard Guenther <rguenther@suse.de>
2005 PR tree-optimization/35171
2006 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2009 2008-02-12 Richard Guenther <rguenther@suse.de>
2012 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2013 value-preserving mode. Disallow final truncation.
2015 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2018 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2019 code from here to...
2020 (force_gimple_operand): ...here.
2022 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2025 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2026 non-compatible pointers.
2027 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2028 different FIELD_DECLs, try harder by comparing field offsets, sizes
2032 * function.c (match_asm_constraints_1): Don't replace the same input
2035 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2037 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2038 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2039 (expand_epilogue): Restore RAMPZ register.
2040 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2042 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2044 * config/i386/cygwin.asm: (__alloca): Correct calling
2045 convention and alignment.
2046 (__chkstk): Force 8 byte stack alignment.
2048 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2049 Richard Guenther <rguenther@suse.de>
2051 PR tree-optimization/33992
2052 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2053 the zero we compare against.
2055 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2058 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2059 to CloseHandle after unlocking to prevent accumulation of handle
2062 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2065 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2066 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2067 and update LABEL_NUSES during and after reload.
2069 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2072 * combine.c (simplify_if_then_else): Make sure the comparison is
2073 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2075 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2078 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2079 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2080 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2081 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2082 * tree.h (get_type_static_bounds): Likewise.
2084 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2086 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2087 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2088 Make -Wfoo language annotations match what the compiler outputs.
2090 2008-02-08 Sa Liu <saliu@de.ibm.com>
2092 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2093 intrinsics spu_convts, spu_convtu, spu_convtf.
2094 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2096 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2098 * doc/extend.texi (Function Attributes) <noinline>: Mention
2099 asm ("") as method to keep calls.
2101 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2104 * doc/options.texi (Options): Replace references to opts.sh with
2106 * opts-common.c: Likewise.
2107 * optc-gen.awk: Likewise.
2109 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2111 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2113 2008-02-07 Richard Henderson <rth@redhat.com>
2116 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2117 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2120 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2122 PR tree-optimization/35085
2123 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2124 for operand entry oe2 in addition to operand entry oe3 in order to
2125 expose more opportunities for vectorizer sum reduction.
2127 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2130 * Makefile.in (LIBS): Remove $(GMPLIBS).
2131 (cc1-dummy, cc1): Add $(GMPLIBS).
2133 2008-02-06 Jan Hubicka <jh@suse.cz>
2136 * i386.md (moddf_integer): Do not produce partial memory stalls for
2137 targets where it hurts.
2139 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2142 * optabs.c (expand_float): Do not check for decimal modes when
2143 expanding unsigned integer through signed conversion.
2145 2008-02-06 Nick Clifton <nickc@redhat.com>
2147 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2148 inside the clobber with a match_operand and duplicated operand
2149 number in the constraint.
2150 (ineqbranchsi): Delete redundant comment.
2152 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2154 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2155 builtin_define ("__USE_INIT_FINI__").
2156 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2158 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2160 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2162 PR documentation/30330
2163 * doc/invoke.texi (C++ Dialect Options)
2164 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2165 For each warning option -Wfoo that allows -Wno-foo, ensure both
2166 -Wfoo and -Wno-foo are listed in the option index. Fix index
2167 entry of -Wswitch-default, index -Wnormalized= including the
2168 `=', and -Wlarger-than-@var{len} including @var{len}.
2170 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.md (floatunssisf2): Use
2173 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2174 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2175 Macroize expander using MODEF mode iterator.
2177 2008-02-05 Diego Novillo <dnovillo@google.com>
2179 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2182 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2184 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2187 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2189 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2192 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2193 to indicate if a message should be generated.
2194 (init_cumulative_args): Updated.
2195 (function_value_32): Likewise.
2197 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2199 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2201 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2204 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2205 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2207 2008-02-04 Diego Novillo <dnovillo@google.com>
2209 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2212 * tree-vrp.c (vrp_evaluate_conditional): With
2213 -Wtype-limits, emit a warning when comparing against a
2214 constant outside the natural range of OP0's type.
2216 2008-02-04 Richard Guenther <rguenther@suse.de>
2219 * expr.c (count_type_elements): Give for unions instead of
2222 2008-02-04 Richard Guenther <rguenther@suse.de>
2225 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2226 to TYPE_DOMAINs base type instead of using bitsizetype here.
2228 2008-02-03 Jason Merrill <jason@redhat.com>
2230 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2232 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2235 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2236 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2237 (RS/6000 and PowerPC Options): Fix typos and markup.
2238 * doc/passes.texi (Tree-SSA passes): Likewise.
2240 2008-02-02 Michael Matz <matz@suse.de>
2243 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2244 from record_last_reg_set_info.
2245 (record_last_reg_set_info): Take an RTX argument, iterate over all
2246 constituent hardregs.
2247 (record_last_set_info, record_opr_changes): Change calls to
2248 new signature or to record_last_reg_set_info_regno.
2250 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2252 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2254 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2256 PR rtl-optimization/34773
2257 * reg-notes.def (EQUAL): Mention significance of combination of
2258 REG_EQUAL and REG_RETVAL.
2259 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2260 insn that has a REG_RETVAL.
2262 2008-02-01 Roger Sayle <roger@eyesopen.com>
2265 * configure.ac (--enable-fixed-point): Disable unless explicitly
2267 * configure: Regenerate.
2269 2008-02-01 Richard Guenther <rguenther@suse.de>
2272 * invoke.texi (-finline-limit): Remove no longer true parts
2273 of the documentation. Note that there is no default value.
2275 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2276 Mark Mitchell <mark@codesourcery.com>
2277 Ben Elliston <bje@au.ibm.com>
2280 * doc/extend.texi (Other Builtins): Document.
2282 2008-01-31 Tom Browder <tom.browder@gmail.com>
2284 * doc/c-tree.texi (Types): Fix grammar.
2285 (Expression trees): Ditto.
2286 * doc/passes.texi (Tree-SSA passes): Ditto.
2288 * doc/configterms.texi (Configure Terms): Fix typo.
2289 * doc/cpp.texi (Common Predefined Macros): Ditto.
2290 * doc/md.texi (Machine Constraints): Ditto.
2292 * doc/makefile.texi (Makefile): Add comma.
2294 2008-01-31 Tom Browder <tom.browder@gmail.com>
2295 Gerald Pfeifer <gerald@pfeifer.com>
2297 * doc/sourcebuild.texi (Front End): Remove references to CVS
2298 and CVSROOT/modules.
2299 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2300 (Back End): Remove reference to CVS.
2302 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2305 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2307 (mips16_gp_pseudo_reg): ...here.
2308 * config/mips/mips.md (load_const_gp): Replace with...
2309 (load_const_gp_<mode>): ...this :P-based insn.
2311 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2313 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2314 options. Minor fixes.
2315 (-std): Move reference to standards closer to where language
2316 standards are first mentioned.
2318 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2320 PR rtl-optimization/34995
2321 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2322 parameter and return a bool. If the rtx parameter is nonnull,
2323 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2324 (find_reloads): Update call accordingly. Pass the new operand
2325 if it needed no address reloads, otherwise pass null.
2327 2008-01-30 Richard Henderson <rth@redhat.com>
2330 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2331 for unbounded arrays.
2333 2008-01-30 Silvius Rus <rus@google.com>
2335 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2337 2008-01-30 Jan Hubicka <jh@suse.cz>
2340 * i386.c (init_cumulative_args): Use real function declaration when
2343 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2345 PR rtl-optimization/34998
2346 * global.c (build_insn_chain): Treat non-subreg_lowpart
2347 SUBREGs of pseudos as clobbering all the words covered by the
2348 SUBREG, not just all the bytes.
2349 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2350 original df_ref rather than an extract parameter.
2351 (global_conflicts): Update call accordingly.
2353 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2355 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2356 the overflow check to make it easier to read.
2357 (__fixtfdi): Change the type of the ll member in union
2358 long_double to UDItype_x.
2360 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2363 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2364 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2365 * tree-inline.c (fold_marked_statements): Call
2366 cgraph_update_edges_for_call_stmt if folding a call statement.
2367 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2368 debug_generic_stmt calls, reset it back afterwards.
2371 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2373 * c-typeck.c (build_external_ref): Don't pedwarn about
2374 static vars in current function's scope.
2376 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2378 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2380 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2383 * ipa-struct-reorg.c: Fix spelling.
2384 * params.def: Ditto.
2386 2008-01-29 Richard Guenther <rguenther@suse.de>
2389 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2391 * tree-inline.c (remap_type): Increment remapping_type_depth
2392 around remapping types.
2393 (copy_body_r): Only add referenced variables if they are referenced
2394 from code, not types.
2396 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2407 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2408 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2410 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2413 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2414 pointer for tiny stack.
2416 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2418 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2420 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2422 * config/vx-common.h: Fix typo in comment.
2424 2008-01-28 Ian Lance Taylor <iant@google.com>
2428 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2429 coalesce pointers if they have different DECL_NO_TBAA_P values.
2430 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2431 between variables with different DECL_NO_TBAA_P values.
2433 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2436 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2437 are not legitimate small data references on SPE targets.
2439 2008-01-28 David Daney <ddaney@avtrex.com>
2441 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2443 2008-01-28 David Daney <ddaney@avtrex.com>
2445 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2447 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2449 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2450 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2451 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2452 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2453 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2454 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2455 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2456 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2458 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2460 * basic-block.h (condjump_equiv_p): Fix comment.
2462 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2464 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2465 print_generic_stmt_indented): Fix comment.
2467 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2469 * configure.ac (__stack_chk_fail): Add detecion for availability
2470 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2471 * configure: Regenerate.
2473 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2476 * final.c (output_addr_const): Handle TRUNCATE.
2478 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2481 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2482 (zero_cost, infinite_cost): New constants.
2483 (struct cost_pair): Change type of cost to comp_cost.
2484 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2485 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2487 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2488 split_address_cost, ptr_difference_cost, difference_cost,
2489 get_computation_cost_at, get_computation_cost,
2490 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2491 determine_use_iv_cost_condition, determine_use_iv_costs,
2492 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2493 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2494 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2495 Change type of cost to comp_cost.
2496 (determine_iv_cost): Increase cost of non-original ivs, instead
2497 of decreasing the cost of original ones.
2498 (get_address_cost): Indicate the complexity of the addressing mode
2500 (try_add_cand_for): Prefer using ivs not specific to some object.
2501 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2503 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2504 Janis Johnson <janis187@us.ibm.com>
2507 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2508 (TARGET_INSTANTIATE_DECLS): Likewise.
2509 * target.h (expand_to_rtl_hook): New target hook.
2510 (instantiate_decls): Likewise.
2511 * function.c (instantiate_decl): Make non-static. Rename to...
2512 (instantiate_decl_rtl): ... this.
2513 (instantiate_expr): Use instantiate_decl_rtl.
2514 (instantiate_decls_1): Likewise.
2515 (instantiate_decls): Likewise.
2516 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2517 * function.h (instantiate_decl_rtl): Add prototype.
2518 * cfgexpand.c (target.h): New include.
2519 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2520 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2521 (TARGET_INSTANTIATE_DECLS): Likewise.
2522 (TARGET_INITIALIZER): New target hooks added.
2523 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2525 * config/rs6000/rs6000.c (tree-flow.h): New include.
2526 (machine_function): Add sdmode_stack_slot field.
2527 (rs6000_alloc_sdmode_stack_slot): New function.
2528 (rs6000_instantiate_decls): Likewise.
2529 (rs6000_secondary_memory_needed_rtx): Likewise.
2530 (rs6000_check_sdmode): Likewise.
2531 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2532 (TARGET_INSTANTIATE_DECLS): Likewise.
2533 (rs6000_hard_regno_mode_ok): Allow SDmode.
2534 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2535 (rs6000_emit_move): Handle SDmode.
2536 (function_arg_advance): Likewise.
2537 (function_arg): Likewise.
2538 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2539 SDmode var args for 32-bit compiles.
2540 (rs6000_secondary_reload_class): Handle SDmode.
2541 (rs6000_output_function_epilogue): Likewise.
2542 (rs6000_function_value): Simplify if statement.
2543 (rs6000_libcall_value): Likewise.
2544 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2545 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2546 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2547 (movsd_hardfloat): New define_insn.
2548 (movsd_softfloat): Likewise.
2549 (movsd_store): Likewise.
2550 (movsd_load): Likewise.
2551 (extendsddd2): Likewise.
2552 (extendsdtd2): Likewise.
2553 (truncddsd2): Likewise.
2554 (movdd_hardfloat64): Fixup comment.
2555 (UNSPEC_MOVSD_LOAD): New constant.
2556 (UNSPEC_MOVSD_STORE): Likewise.
2558 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2561 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2563 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2564 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2565 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2568 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2571 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2572 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2573 __LONGDOUBLE128 too.
2574 * config/rs6000/aix61.h: New file.
2576 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2578 PR rtl-optimization/34959
2579 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2580 popcount and parity rtxes the same mode as their operand.
2581 Truncate or extend the result to the return value's mode
2584 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2587 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2588 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2589 to GOT_VERSION_REGNUM.
2590 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2591 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2592 * config/mips/mips.c (mips_emit_call_insn): New function.
2593 (mips_call_tls_get_addr): Call mips_expand_call directly.
2594 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2596 (mips16_build_call_stub): Likewise. Return the call insn or null.
2597 (mips_expand_call): Update the call to mips16_build_call_stub
2598 accordingly and a remove redundant condition. Assert that MIPS16
2599 stubs do not use lazy binding. Use mips_emit_call_insn and return
2601 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2603 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2604 (mips_avoid_hazard): Remove hazard_set handling.
2605 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2606 (UNSPEC_RESTORE_GP): ...this.
2607 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2608 (FAKE_CALL_REGNO): Rename to...
2609 (GOT_VERSION_REGNUM): ...this.
2610 (type): Add "ghost" value. Add an associated insn reservation.
2611 (hazard_set): Remove.
2612 (exception_receiver): Rename to...
2613 (restore_gp): ...this and update the unspec identifier accordingly.
2614 (exception_receiver, nonlocal_got_receiver): New expanders.
2615 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2616 FAKE_CALL_REGNO. Remove hazard_set attribute.
2617 (set_got_version, update_got_version): New patterns.
2619 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2622 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2624 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2627 * doc/install.texi2html: Generate gcc-vers.texi.
2629 2008-01-25 DJ Delorie <dj@redhat.com>
2631 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2633 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2635 * config/c4x: Remove directory.
2636 * config.gcc (crx-*, mt-*): Mark obsolete.
2637 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2638 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2639 sh-*-rtemscoff*): Remove cases.
2640 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2641 * real.c (encode_c4x_single, decode_c4x_single,
2642 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2643 c4x_extended_format): Remove.
2644 * real.h (c4x_single_format, c4x_extended_format): Remove.
2645 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2647 (Pragmas): Remove comment about c4x pragmas.
2648 * doc/install.texi (c4x): Remove target-specific instructions.
2649 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2650 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2651 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2652 refer to C4x source files as examples.
2653 (C4X_FLOAT_FORMAT): Remove documentation.
2655 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2657 * config/bfin/bfin.c (override_options): Reorder tests so that
2658 flag_pic gets enabled for -msep-data.
2660 2008-01-25 Richard Guenther <rguenther@suse.de>
2663 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2664 to its bitfield precision if required.
2666 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2669 * tree-nested.c (walk_omp_for): New function.
2670 (convert_nonlocal_reference, convert_local_reference): Call
2671 walk_omp_for on OMP_FOR.
2672 (convert_call_expr): Call walk_body on OMP_FOR's
2673 OMP_FOR_PRE_INIT_BODY.
2675 2008-01-25 Richard Guenther <rguenther@suse.de>
2677 PR tree-optimization/34966
2678 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2679 default defs and PHI_NODEs we have to insert after the
2682 2008-01-24 Nick Clifton <nickc@redhat.com>
2684 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2685 Provide a default definition.
2686 (LIBGCC2_UNITS_PER_WORD): Likewise.
2688 * config/stormy16/stormy16.c: Include df.h for the prototype
2689 for df_regs_ever_live_p.
2690 (xstormy16_expand_builtin_va_start): Convert the stack offset
2691 into a component_ref and then use POINTER_PLUS_EXPR to add it
2692 to the incoming_virtual_args_rtx.
2693 (xstormy16_gimplify_va_arg_expr): Rename to
2694 xstormy16_gimplify_va_arg_expr.
2695 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2696 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2697 xstormy16_gimplify_va_arg_expr.
2698 Fix up some formatting issues.
2700 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2701 Move to predicates.md.
2702 (xs_hi_general_operand): Likewise.
2703 (xs_hi_nonmemory_operand): Likewise.
2704 * config/stormy16/predicates.md:
2705 (xstormy16_carry_plus_operand): New predicate.
2706 (xs_hi_general_operand): New predicate.
2707 (xs_hi_nonmemory_operand): New predicate.
2708 * config/stormy16/stormy16-protos.h:
2709 (xstormy16_carry_plus_operand): Delete prototype.
2710 (xs_hi_general_operand): Likewise.
2711 (xs_hi_nonmemory_operand): Likewise.
2713 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2714 modifiers as they are no longer needed and they can trigger
2715 reload spill failures.
2717 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2718 with a match_operand in order to help reload.
2720 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2721 constraint with 'e' for the 8th alternative as this version of
2722 the mov.w instruction only accepts the lower 8 registers.
2724 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2727 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2728 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2731 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2734 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2736 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2738 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2740 (remove_structure): Update allocations list before removing structure.
2742 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2744 * ipa-struct-reorg.c (is_safe_cond_expr,
2745 create_new_stmts_for_cond_expr): Use integer_zerop function,
2746 that recognize not only zero-pointer, but zero-integer too.
2748 2008-01-25 Ben Elliston <bje@au.ibm.com>
2751 * fixproto: Escape "." in sed expression that strips leading "./".
2753 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2756 * gcc.c (SWITCH_OK): Removed.
2757 (SWITCH_LIVE): Changed to bit.
2758 (SWITCH_FALSE): Likewise.
2759 (SWITCH_IGNORE): Likewise.
2760 (switchstr): Change live_cond to unsigned int.
2761 (process_command): Replace SWITCH_OK with 0.
2762 (do_self_spec): Likewise.
2763 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2764 (give_switch): Likewise.
2765 (used_arg): Likewise.
2766 (do_spec_1): Set the SWITCH_IGNORE bit.
2767 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2768 bits. Set the SWITCH_LIVE bit.
2770 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2772 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2774 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2776 PR tree-optimization/34472
2777 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2778 parameter to a "bool *" and set *DATA to false if there is
2779 an unsafe access. Do not delete the structure here.
2780 (check_cond_exprs): Delete it here instead.
2781 (check_cond_exprs, exclude_cold_structs): Do not increase
2782 I when removing a structure.
2784 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2788 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2790 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2793 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2794 a fixed vector for stack.
2796 2008-01-24 Ben Elliston <bje@au.ibm.com>
2799 * doc/gcc.texi (Software development): Add a direntry for g++.
2801 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2803 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2804 stale and straggling -fforce-addr comments above.
2806 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2808 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2809 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2811 2008-01-23 Michael Matz <matz@suse.de>
2814 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2817 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2819 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2822 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2824 * config/avr/avr.c (avr_current_arch): New variable.
2825 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2826 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2827 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2828 (avr_override_options): Init 'avr_current_arch'.
2829 (base_arch_s): Move from here...
2830 * config/avr/avr.h (base_arch_s): ... here. Add new members
2831 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2832 'mega' to 'have_jmp_call'.
2833 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2834 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2836 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2838 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2839 MULTILIB_MATCHES): (Ditto.).
2841 2008-01-23 Richard Guenther <rguenther@suse.de>
2844 * cgraphunit.c (cgraph_reset_node): Always mark the node
2845 not reachable if it is not queued already.
2847 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2849 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2850 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2851 (cputype_selected): New static variable.
2852 (bfin_handle_option): Set it if -mcpu is used.
2853 (override_option): Select default set of workarounds if no cpu type
2854 selected on the command line.
2855 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2857 From Michael Frysinger <michael.frysinger@analog.com>
2858 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2859 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2861 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2862 for bf547, bf523, bf524, and bf526.
2863 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2865 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2866 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2867 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2868 __ADSPBF547__ and __ADSPBF54x__ for bf547.
2869 * doc/invoke.texi (Blackfin Options): Document that
2870 -mcpu now accept bf547, bf523, bf524, and bf526.
2872 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
2874 PR rtl-optimization/34628
2875 * combine.c (try_combine): Stop and undo after the first combination
2876 if an autoincrement side-effect on the first insn has effectively
2879 2008-01-22 David Edelsohn <edelsohn@gnu.org>
2882 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2883 Offset addresses are not valid for Altivec or paired float modes.
2885 2008-01-22 Jakub Jelinek <jakub@redhat.com>
2888 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2889 if DECL_INITIAL (decl) is error_mark_node.
2892 * c-common.c (handle_vector_size_attribute): Only allow
2893 integral, scalar float and fixed point types. Handle OFFSET_TYPE
2894 the same way as pointer, array etc. types.
2895 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2898 * tree.c (build_type_attribute_qual_variant): Call
2899 build_qualified_type if attributes are equal, but quals are not.
2901 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2904 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2905 * flags.h (warn_strict_aliasing): Remove.
2906 (warn_strict_overflow): Remove.
2907 * opts.c (warn_strict_aliasing): Remove.
2908 (warn_strict_overflow): Remove.
2909 * c-opts.c (c_common_handle_option): -Wall only sets
2910 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2911 (c_common_post_options): Give default values to -Wstrict-aliasing
2912 and -Wstrict-overflow if they are uninitialized.
2913 * common.opt (Wstrict-aliasing): Specify Var and Init.
2914 (Wstrict-overflow): Likewise.
2916 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
2918 PR rtl-optimization/26854
2919 PR rtl-optimization/34400
2920 PR rtl-optimization/34884
2921 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2923 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2924 (df_rd_bb_info.expanded_lr_out): Deleted
2925 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
2926 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
2927 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
2928 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
2929 Removed code to allocate, initialize or free expanded_lr_out.
2930 (df_rd_bb_local_compute_process_def): Restructured to make more
2932 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
2933 sets if the sets are being trimmed.
2935 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
2938 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
2939 (as_vers): Likewise.
2940 * configure: Regenerated.
2942 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2945 * tree-pass.h (pass_build_alias): New pass.
2946 * tree-ssa-alias.c (gate_build_alias): New.
2947 (pass_build_alias): New.
2948 * passes.c (init_optimization_passes): Add pass_build_alias after
2949 pass_create_structure_vars.
2951 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
2953 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
2954 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
2955 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
2956 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
2957 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
2958 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
2959 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
2960 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
2961 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
2962 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
2963 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
2964 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
2965 * config/s390/s390.md (FP_ALL): New mode iterator.
2966 (_d): New mode attribute.
2967 ("*signbit<mode>2>"): Changed mode of first operand.
2968 ("isinf<mode>2"): Changed mode of first operand.
2969 ("*TDC_insn"): Adaptation for DFP modes.
2971 2008-01-22 Ben Elliston <bje@au.ibm.com>
2973 * tree.c (check_qualified_type): Improve function description.
2975 2008-01-21 Jason Merrill <jason@redhat.com>
2978 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
2979 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
2982 2008-01-21 DJ Delorie <dj@redhat.com>
2984 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
2987 2008-01-21 Richard Guenther <rguenther@suse.de>
2990 * tree-cfg.c (verify_expr): Allow all invariant expressions
2991 instead of just constant class ones as reference argument.
2992 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
2993 like any other constant.
2994 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
2996 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
2998 * regmove.c (fixup_match_1): Update call crossed frequencies.
3000 2008-01-21 Richard Guenther <rguenther@suse.de>
3003 * tree-inline.c (setup_one_parameter): Deal with mismatched
3004 types using a VIEW_CONVERT_EXPR.
3006 2008-01-21 Alon Dayan <alond@il.ibm.com>
3007 Olga Golovanevsky <olga@il.ibm.com>
3009 PR tree-optimization/34701
3010 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3011 when the structure size is not a power of 2.
3013 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3015 * doc/install.texi: Add doc for --enable-checking=df.
3017 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3019 PR rtl-optimization/34808
3020 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3022 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3024 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3027 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3029 PR rtl-optimization/26854
3030 PR rtl-optimization/34400
3031 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3033 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3034 (df_rd_bb_info.expanded_lr_out): New.
3035 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3036 * loop_iv.c (iv_analysis_loop_init): Ditto.
3037 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3038 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3039 Added code to allocate, initialize or free expanded_lr_out.
3040 (df_rd_bb_local_compute_process_def): Restructured to make
3041 more understandable.
3042 (df_rd_confluence_n): Add code to do nothing with fake edges and
3043 code to no apply invalidate_by_call sets if the sets are being trimmed.
3044 (df_lr_local_finalize): Renamed to df_lr_finalize.
3045 (df_live_local_finalize): Renamed to df_live_finalize.
3047 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3050 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3051 deciding whether to use reciprocal instructions.
3053 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3055 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3056 dwarf2out_note_section_used if cold_text_section is NULL.
3058 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3060 PR gcov-profile/34610
3061 * tree-cfg.c (make_edges): Mark both outgoing edges from
3062 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3063 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3064 from OMP_FOR and OMP_CONTINUE outgoing edges.
3066 * tree-profile.c (tree_profiling): Return early if
3067 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3069 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3070 from cfun to child_cfun.
3071 * function.h (struct function): Add after_tree_profile bit.
3073 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3075 * config/avr/avr.S (_exit): Disable interrupt.
3077 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3078 Steven Bosscher <stevenb.gcc@gmail.com>
3080 PR rtl-optimization/26854
3081 PR rtl-optimization/34400
3082 * df-problems.c (df_live_scratch): New scratch bitmap.
3083 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3084 (df_live_reset): Clear the proper bitmaps.
3085 (df_live_bb_local_compute): Only process the artificial defs once
3086 since the order is not important.
3087 (df_live_init): Init the df_live sets only with the variables
3088 found live by df_lr.
3089 (df_live_transfer_function): Use the df_lr sets to prune the
3090 df_live sets as they are being computed.
3091 (df_live_free): Free df_live_scratch.
3093 2008-01-18 Ian Lance Taylor <iant@google.com>
3095 * common.opt: Add fmerge-debug-strings.
3096 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3097 flag_merge_debug_strings rather than flag_merge_constants.
3098 * doc/invoke.texi (Option Summary): Mention
3099 -fmerge-debug-strings.
3100 (Debugging Options): Document -fmerge-debug-strings.
3102 2008-01-18 Ian Lance Taylor <iant@google.com>
3105 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3106 (struct tree_function_decl): Add new field operator_new_flag.
3107 * tree-inline.c (expand_call_inline): When inlining a call to
3108 operator new, force the return value to go into a variable, and
3109 set DECL_NO_TBAA_P on that variable.
3110 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3112 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3115 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3116 DWARF2_DEBUGGING_INFO.
3117 (dwarf2out_note_section_used): Ditto. Add prototype.
3118 (have_multiple_function_sections, text_section_used,
3119 cold_text_section_used, *cold_text_sections): Move declarations
3122 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3124 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3125 field and add signal_ra.
3126 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3127 assignments to frame state pc. Move end of stack check after
3128 MD_FALLBACK_FRAME_STATE_FOR.
3129 (uw_update_context_1): Use frame state signal_regs if set, instead
3130 of checking signal_frame flag.
3131 (uw_update_context): Use frame state signal_ra if set.
3132 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3133 * config/xtensa/linux-unwind.h: New file.
3135 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3137 * modulo-sched.c (get_sched_window): Fix comment typo.
3139 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3141 PR tree-optimization/34648
3142 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3144 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3146 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3147 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3149 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3151 PR rtl-optimization/34400
3152 * df-core.c (df_worklist_dataflow_overeager,
3153 df_worklist_dataflow_doublequeue): New functions.
3154 (df_worklist_dataflow): Two different worklist solvers.
3155 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3158 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3161 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3162 and ftree-parallelize-loops.
3164 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3166 PR rtl-optimization/34826
3167 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3169 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3171 * global.c (find_reg): Mark the eh regs as used if necessary.
3172 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3173 * ra.h (struct allocno): no_eh_reg field added. Changed
3174 no_stack_reg type to bitfield.
3176 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3178 * tree.c (substitute_in_expr): Add missing 'break'.
3180 2008-01-17 Richard Guenther <rguenther@suse.de>
3182 PR tree-optimization/34825
3183 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3184 x / x as division to handle.
3186 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3188 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3189 "-pthread" is specified.
3190 * pa-hpux11.h (LIB_SPEC): Likewise.
3192 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3193 Peter Bergner <bergner@vnet.ibm.com>
3195 PR rtl-optimization/33796
3196 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3198 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3200 PR libgfortran/34699
3201 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3203 * pa-hpux10.h (LINK_SPEC): Likewise.
3204 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3206 2008-01-16 Richard Guenther <rguenther@suse.de>
3209 * fold-const.c (fold_convert_const_int_from_int): Do not
3210 set overflow if that occured only because of a sign extension
3211 change when converting from/to a sizetype with the same
3212 precision and signedness.
3214 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3217 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3218 location address to the correct place. Update copyright year.
3220 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3222 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3223 no dependences in the dependence_relations vector.
3225 2008-01-16 Jan Hubicka <jh@suse.cz>
3227 PR rtl-optimization/31396
3228 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3229 * cfg.c (dump_reg_info): Print it.
3230 * regs.h (struct reg_info_t): add freq_calls_crossed.
3231 (REG_FREQ_CALLS_CROSSED): New macro.
3232 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3233 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3234 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3235 regmove_optimize): Update call crossed frequencies.
3236 * local-alloc.c (struct qty): Add freq_calls_crossed.
3237 (alloc_qty): Copute freq_calls_crossed.
3238 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3239 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3240 * ra.h (struct allocno): Add freq_calls_crossed.
3242 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3244 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3245 libgomp when compiling with ftree-parallelize-loops.
3246 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3248 2008-01-16 Richard Guenther <rguenther@suse.de>
3250 PR tree-optimization/34769
3251 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3252 * tree.c (int_cst_value): Instead make this function more
3253 permissive in what it accepts as valid input. Document this
3254 function always sign-extends the value.
3256 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3257 Richard Guenther <rguenther@suse.de>
3260 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3261 (gimple_fold_indirect_ref_rhs): ... this.
3262 (gimple_fold_indirect_ref): New function with foldings
3263 that preserve lvalueness.
3264 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3265 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3266 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3267 to fold an INDIRECT_REF, fall back to the old use of
3268 fold_indirect_ref_1.
3270 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3272 * tree-data-ref.c (subscript_dependence_tester_1): Call
3273 free_conflict_function.
3274 (compute_self_dependence): Same.
3276 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3279 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3280 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3282 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3283 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3284 for DWARF2_UNWIND_INFO targets.
3286 2008-01-16 Richard Guenther <rguenther@suse.de>
3289 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3290 type qualifiers for function types.
3292 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3294 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3295 loop_iterator li from previous commit.
3297 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3299 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3301 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3303 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3304 (parallelize_loops): Don't parallelize irreducible components.
3306 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3309 * c-opts (c_common_post_options): Do not enable CPP
3310 flag_pedantic_errors by default.
3312 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3314 PR rtl-optimization/31944
3315 * cse.c (remove_pseudo_from_table): New function.
3316 (merge_equiv_classes): Use above function to remove pseudo-registers.
3317 (invalidate): Likewise.
3319 2008-01-13 Richard Guenther <rguenther@suse.de>
3322 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3323 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3325 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3327 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3328 validate_change to unshare the source of the PC set.
3330 2008-01-12 Jan Hubicka <jh@suse.cz>
3333 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3334 references above array bounds. This might trigger bounds checks for
3337 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3339 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3340 new_replaceable_dependencies.
3342 2008-01-12 Doug Kwan <dougkwan@google.com>
3344 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3345 instead of OPT_Wreturn_type in warning due to ignored return type
3347 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3348 options included in -Wextra.
3349 * c.opt: New option -Wignored_qualifiers.
3350 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3351 -Wignore_qualifiers.
3352 (-Wignored-qualifiers): Document.
3353 (-Wreturn-type): Remove description of functionality now handled
3354 by -Wignored-qualifiers.
3356 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3359 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3360 NOP_EXPR if it is between integral types with the same precision.
3362 2008-01-12 Jan Hubicka <jh@suse.cz>
3365 * invoke.texi (max-inline-recursive-depth): Fix default value.
3367 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3369 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3372 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3374 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3376 2008-01-11 James E. Wilson <wilson@specifix.com>
3379 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3381 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3383 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3384 save/restore frame pointer register and don't use 'call-prologues'
3385 optimization in function with "OS_task" attribute.
3387 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3390 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3391 when copying to memory.
3393 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3395 PR rtl-optimization/30905
3396 * cfgcleanup.c: Include dce.h
3397 (crossjumps_occured): New global variable.
3398 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3399 If something changed, set crossjumps_occured to true.
3400 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3401 Don't add/remove fake edges to exit here...
3402 (cleanup_cfg): ...but do it here, when crossjumping.
3403 Run a fast DCE when successful crossjumps occured in the latest
3404 iteration of try_optimize_cfg.
3406 2008-01-11 Richard Guenther <rguenther@suse.de>
3408 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3409 (struct vn_unary_op_s): Likewise.
3410 (vn_reference_insert): Free old reference on hash collision.
3412 2008-01-10 Raksit Ashok <raksit@google.com>
3414 PR rtl-optimization/27971
3415 * combine.c (find_split_point): Split PLUS expressions which are
3416 inside a MEM rtx, and whose first operand is complex.
3418 2008-01-10 DJ Delorie <dj@redhat.com>
3420 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3421 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3422 (m32c_hard_regno_ok): Call the underlying function.
3424 2008-01-10 Richard Guenther <rguenther@suse.de>
3427 * tree-cfg.c (tree_merge_blocks): Do not go through the
3428 full-blown folding and stmt updating path if we just deal
3429 with virtual operands.
3430 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3431 test for abnormal SSA_NAMEs.
3433 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3436 * reload.c (push_reload): Add assertions. All constants from
3437 reg_equiv_constant should have been used for replacing the respective
3439 (find_reloads_address): Invoke find_reloads_address_part for
3440 constant taken from the reg_equiv_constant array.
3442 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3444 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3445 field (valnum) the first in the struct. Replace bools with
3448 2008-01-10 Richard Guenther <rguenther@suse.de>
3450 PR tree-optimization/34651
3451 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3452 types and ordering for masking and converting.
3454 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3456 PR tree-optimization/34017
3457 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3458 also for PHI_NODE expressions.
3460 2008-01-09 Jan Hubicka <jh@suse.cz>
3462 PR tree-optimization/34708
3463 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3464 based on number of case labels.
3465 (init_inline_once): Remove switch_cost.
3466 * tree-inline.h (eni_weights_d): Remove switch_cost.
3468 2008-01-09 Richard Guenther <rguenther@suse.de>
3469 Andrew Pinski <andrew_pinski@playstation.sony.com>
3472 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3473 temporary if an rvalue is ok or an lvalue is not required.
3475 2008-01-09 Richard Guenther <rguenther@suse.de>
3478 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3481 2008-01-09 Richard Guenther <rguenther@suse.de>
3484 * tree.c (host_integerp): Check for sizetype only if the
3485 type is an integer type.
3487 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3490 * opts.c (decode_options): Disable inlining of functions called
3491 once if not in unit-at-a-time mode.
3493 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3495 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3497 2008-01-08 Richard Guenther <rguenther@suse.de>
3500 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3501 out early if the result will be unused.
3503 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3508 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3509 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3512 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3514 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3515 for vectorization tuned.
3517 2008-01-08 Richard Guenther <rguenther@suse.de>
3519 PR tree-optimization/34683
3520 * tree-ssa-operands.c (operand_build_cmp): Export.
3521 * tree-ssa-operands.h (operand_build_cmp): Declare.
3522 * tree-vn.c (vuses_compare): Remove.
3523 (sort_vuses): Use operand_build_cmp.
3524 (sort_vuses_heap): Likewise.
3525 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3526 to re-use old VEC if available. Do not sort already sorted VUSEs.
3527 (vdefs_to_vec): Do not sort already sorted VDEFs.
3529 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3532 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3534 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3537 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3538 limitations of reciprocal sequences on x86 targets.
3540 2008-01-08 Richard Guenther <rguenther@suse.de>
3542 PR tree-optimization/34683
3543 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3545 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3548 * config/darwin.c (darwin_mergeable_string_section): Don't use
3549 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3551 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3554 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3555 negxf2. Macroize expander using X87MODEF mode iterator. Change
3556 predicates of op0 and op1 to register_operand.
3557 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3558 expander using X87MODEF mode iterator. Change predicates of
3559 op0 and op1 to register_operand.
3560 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3561 corresponding patterns and macroize using MODEF macro. Change
3562 predicates of op0 and op1 to register_operand and remove
3563 "m" constraint. Disparage "r" alternative with "!".
3564 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3565 macroize using X87MODEF macro. Change predicates of op0 and op1
3566 to register_operand and remove "m" constraint. Disparage "r"
3567 alternative with "!".
3568 (absneg splitter with memory operands): Remove.
3569 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3570 patterns and macroize using X87MODEF mode iterator.
3571 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3572 Change predicate of op1 to register_operand.
3573 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3574 for memory operands.
3576 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3578 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3580 2008-01-07 Richard Guenther <rguenther@suse.de>
3582 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3585 2008-01-07 Richard Guenther <rguenther@suse.de>
3587 PR tree-optimization/34683
3588 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3589 VOPs of the needed size to save memory. Use VEC_quick_push
3590 to save compile-time.
3591 (vdefs_to_vec): Likewise.
3593 2008-01-07 Sa Liu <saliu@de.ibm.com>
3595 * config/spu/spu.md (divdf3): Genetate inline code for double
3596 division. The implementation doesn't handle INF or NAN, therefore it
3597 only applies when -ffinite-math-only is given.
3599 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3602 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3603 * doc/cpp.texi ([Common Predefined Macros]): Document.
3605 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3607 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3608 order to use commutative addition instead of subtraction.
3610 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3611 Mircea Namolaru <namolaru@il.ibm.com>
3612 Vladimir Yanovsky <yanov@il.ibm.com>
3613 Revital Eres <eres@il.ibm.com>
3615 PR tree-optimization/34263
3616 * tree-outof-ssa.c (process_single_block_loop_latch,
3617 contains_tree_r): New functions.
3618 (analyze_edges_for_bb): Call process_single_block_loop_latch
3619 function to empty single-basic-block latch block if possible.
3621 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3623 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3625 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3627 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3629 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3631 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3633 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3635 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3637 PR tree-optimization/34618
3638 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3641 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3644 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3645 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3646 Update copyright year.
3648 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3649 Update copyright year.
3650 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3653 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3655 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3656 edge does not point to current bb before changing need_assert.
3658 2008-01-04 Richard Guenther <rguenther@suse.de>
3661 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3662 for verifying purposes if they are is_gimple_min_invariant.
3664 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3666 PR tree-optimization/34448
3667 PR tree-optimization/34465
3668 * gimplify.c (gimplify_init_constructor): Add new parameter
3669 notify_temp_creation. Use it.
3670 (gimplify_modify_expr_rhs): Take volatiles into account when
3671 optimizing constructors.
3672 Do not optimize constructors if gimplify_init_constructor will dump to
3674 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3675 * gcc.c-torture/compile/pr34448.c: New.
3677 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3679 PR gcov-profile/34609
3680 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3681 return_slot if result is TREE_ADDRESSABLE.
3683 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3685 * config/mips/mips.md (sqrt_condition): Tweak comment.
3686 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3688 2008-01-03 Tom Tromey <tromey@redhat.com>
3691 * c-common.c (c_type_hash): Handle VLAs.
3693 2008-01-03 Jan Hubicka <jh@suse.cz>
3695 PR tree-optimization/31081
3696 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3697 0 when inlining and not inlining to first basic block.
3698 (remap_decl): When var is initialized to 0, don't set default_def.
3699 (expand_call_inline): Set entry_bb.
3700 * tree-inline.h (copy_body_data): Add entry_bb.
3702 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3705 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3708 PR tree-optimization/29484
3709 * tree-inline.c (inline_forbidden_p_2): New function.
3710 (inline_forbidden_p): Disallow inlining if some static var
3711 has an address of a local LABEL_DECL in its initializer.
3712 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3715 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3717 PR tree-optimization/34635
3718 * tree-data-ref.c (add_other_self_distances): Make sure that the
3719 evolution step is constant.
3721 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3724 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3726 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3728 * tree-sra.c (scalarize_init): Insert the generate_element_init
3729 statements after the generate_element_zero statements.
3731 2008-01-02 Richard Guenther <rguenther@suse.de>
3735 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3736 for very large number of operands instead of ICEing.
3738 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3741 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3742 while stack probing.
3744 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3746 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3749 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3752 * tree-mudflap.c (mx_register_decls): Guard warning by
3753 !DECL_ARTIFICIAL check.
3755 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3757 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3758 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3759 sse5_perm<mode>): Fix constraints.