1 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4 TARGET_HPUX. Revise comment.
5 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7 Use sr4 variant of `be' instruction when not generating PIC code.
8 (attr_length_call): Adjust for above change.
10 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12 * ipa-reference.c (static_execute): Remove module_statics_const and
13 associated setting code.
15 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19 constraint for operand 1.
20 (paritysi2_cmp): Use register_operand constraint for operand 2.
21 Use earlyclobber modifier for operand 1. Remove support for
23 (paritydi2_cmp): Use register_operand constraint for operand 3.
24 Use earlyclobber modifier for operand 1. Remove support for
27 2008-03-11 Paul Brook <paul@codesourcery.com>
28 Vladimir Prus <vladimir@codesourcery.com>
30 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
31 (arm_compute_save_reg0_reg12_mask): Always
32 check if register 11 must be saved. Always safe hard frame pointer
33 when frame_pointer_needeed.
34 (arm_compute_save_reg_mask): Save IP and PC
35 only with apcs frames.
36 (arm_output_epilogue): Adjust Thumb2 codepath to
37 be also invoked and work for ARM non-apcs frames.
38 (arm_expand_prologue): Don't bother saving IP
39 for non-apcs frame, since it's not clobbered by
40 prologue code. Implement non-apcs frame
43 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
45 PR rtl-optimization/35281
46 * expr.c (convert_move): Use a new pseudo for the intermediate
47 from_mode->word_mode result.
49 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
51 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
52 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
53 * toplev.c (compile_file): Don't call it.
55 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
58 * expr.c (store_expr): Call emit_block_move if the mode
59 of "temp" RTX is BLKmode.
61 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
62 Richard Guenther <rguenther@suse.de>
64 PR tree-optimization/31358
65 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
66 the step with a NULL_TREE.
67 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
68 to sizetype if type is a pointer type.
69 (add_candidate_1): Don't convert the base and step to
70 the generic type if the orginal type is a pointer type.
71 (add_iv_value_candidates): Use sizetype for the step
72 if type is a pointer type.
73 (cand_value_at): Likewise.
74 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
76 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
77 Don't convert the tem affine to the type.
78 (add_elt_to_tree): Use sizetype for the step if a pointer.
79 Use POINTER_PLUS_EXPR for pointers.
80 (aff_combination_to_tree): Use sizetype for the step if a
83 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
85 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
86 Remove commutativity hint.
88 2008-03-10 Jakub Jelinek <jakub@redhat.com>
92 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
93 errorneous type. Check that v is a VAR_DECL.
96 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
98 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
100 PR tree-optimization/35494
101 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
102 may be overriden at link and run time.
104 2008-03-10 Richard Guenther <rguenther@suse.de>
106 PR tree-optimization/34677
107 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
108 (poolify_tree): Likewise.
109 (modify_expr_template): Likewise.
110 (poolify_modify_stmt): Likewise.
111 (insert_fake_stores): Handle all component-ref style stores
112 in addition to INDIRECT_REF. Also handle complex types.
113 Do not poolify the inserted load.
114 (realify_fake_stores): Do not rebuild the tree but only
115 make it a SSA_NAME copy.
116 (init_pre): Remove initialzation of modify_expr_template.
117 Do not allocate modify_expr_node_pool.
118 (fini_pre): Do not free modify_expr_node_pool.
120 2008-03-10 Paul Brook <paul@codesourcery.com>
122 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
125 2008-03-10 Paul Brook <paul@codesourcery.com>
126 Mark Shinwell <shinwell@codesourcery.com>
128 * config/arm/cortex-r4.md: New.
129 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
131 * config/arm/arm.md: Include cortex-r4.md.
132 (insn): Add smmls, sdiv and udiv values.
133 (generic_sched): Don't use generic scheduling for Cortex-R4.
134 (arm_issue_rate): New function.
135 (TARGET_SCHED_ISSUE_RATE): Define.
137 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
139 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
141 2008-03-10 Richard Guenther <rguenther@suse.de>
143 * tree-ssa-pre.c (get_sccvn_value): Simplify.
144 (compute_avail): Do not add stmt uses to AVAIL_OUT.
146 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
148 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
151 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
153 * c.opt (Wsynth): Deprecate.
154 * doc/invoke.texi (Option Summary, Warning Options): Document
155 -Wno-format-contains-nul.
157 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
160 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
161 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
163 2008-03-09 Ira Rosen <irar@il.ibm.com>
165 * config/rs6000/rs6000.c (builtin_description): Rename vector
166 left shift operations.
167 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
168 (altivec_vsl<VI_char>): Rename to ...
169 (ashl<mode>3): ... new name.
170 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
172 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
174 2008-03-08 Richard Guenther <rguenther@suse.de>
176 * coverage.h (tree_coverage_counter_addr): Declare.
177 * coverage.c (tree_coverage_counter_addr): New function.
178 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
180 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
181 (tree_gen_one_value_profiler): Likewise.
182 (tree_gen_ic_profiler): Likewise.
183 (tree_gen_average_profiler): Likewise.
184 (tree_gen_ior_profiler): Likewise.
186 2008-03-08 Richard Guenther <rguenther@suse.de>
188 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
189 (vn_binary_op_insert): Likewise.
190 (vn_unary_op_lookup): Likewise.
191 (vn_unary_op_insert): Likewise.
192 (vn_nary_op_lookup): Declare.
193 (vn_nary_op_insert): Likewise.
194 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
195 and binary hashes, use a single obstack for unary_op_pool
197 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
198 a single struct vn_nary_op_s. Store tree code length and
199 a variable number of operands.
200 (struct vn_reference_op_struct): Remove unused op2.
201 (vn_reference_op_eq): Do not compare op2.
202 (vn_reference_op_compute_hash): Do not compute hash of op2.
203 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
204 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
205 with vn_nary_op_compute_hash.
206 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
207 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
209 (vn_unary_op_insert, vn_binary_op_insert): Replace with
211 (visit_unary_op): Call nary functions.
212 (visit_binary_op): Likewise.
213 (process_scc): Adjust for struct vn_tables_s changes.
214 (allocate_vn_table): Likewise.
215 (free_vn_table): Likewise.
216 * tree-vn.c (vn_add): Call nary functions.
217 (vn_lookup): Likewise.
219 2008-03-08 Jakub Jelinek <jakub@redhat.com>
222 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
223 wdst back after sync_compare_and_swapqhi_internal.
225 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
228 * config/i386/i386-modes.def (V1DI): New vector mode.
229 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
230 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
232 (MMXMODE): Add V1DI mode.
233 (mmxvecsize): Change DI mode to V1DI mode.
234 ("mov<mode>): Use MMXMODEI8 mode iterator.
235 ("*mov<mode>_internal_rex64"): Ditto.
236 ("*mov<mode>_internal"): Ditto.
237 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
238 ("mmx_sub<mode>3"): Ditto.
239 ("mmx_adddi3"): Remove insn pattern.
240 ("mmx_subdi3"): Ditto.
241 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
242 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
243 ("mmx_ashl<mode>3"): Ditto.
244 ("mmx_lshrdi3"): Remove insn pattern.
245 ("mmx_ashldi3"): Ditto.
246 * config/i386/i386.c (classify_argument): Handle V1DImode.
247 (function_arg_advance_32): Ditto.
248 (function_arg_32): Ditto.
249 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
250 mmx_addv1di3 insn pattern.
251 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
252 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
253 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
254 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
255 Remove definitions of built-in functions.
256 (V1DI_type_node): New node.
257 (v1di_ftype_v1di_int): Ditto.
258 (v1di_ftype_v1di_v1di): Ditto.
259 (v2si_ftype_v2si_si): Ditto.
260 (v4hi_ftype_v4hi_di): Remove node.
261 (v2si_ftype_v2si_di): Ditto.
262 (ix86_init_mmx_sse_builtins): Handle V1DImode.
263 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
264 Redefine builtins using def_builtin_const with *_ftype_*_int node.
265 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
266 Add new builtins using def_builtin_const.
267 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
268 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
269 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
270 * config/i386/mmintrin.h (__v1di): New typedef.
271 (_mm_add_si64): Cast arguments to __v1di type.
272 (_mm_sub_si64): Ditto.
273 (_mm_sll_pi16): Cast __count to __v4hi type.
274 (_mm_sll_pi32): Cast __count to __v2si type.
275 (_mm_sll_si64): Cast arguments to __v1di type.
276 (_mm_srl_pi16): Cast __count to __v4hi type.
277 (_mm_srl_pi32): Cast __count to __v2si type.
278 (_mm_srl_si64): Cast arguments to __v1di type.
279 (_mm_sra_pi16): Cast __count to __v4hi type.
280 (_mm_sra_pi32): Cast __count to __v2si type.
281 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
282 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
283 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
284 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
285 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
286 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
287 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
288 (_mm_srai_pi32): Use __builtin_ia32_psradi.
289 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
290 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
291 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
292 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
294 2008-03-07 Joseph Myers <joseph@codesourcery.com>
296 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
298 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
301 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
302 reg+const addressing for Altivec modes. Don't generate reg+reg
303 addressing for TFmode or TDmode quantities.
305 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
307 * c-common.c (vector_types_convertible_p): Call langhook
308 instead of comptypes.
310 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
313 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
314 integral and scalar float variables which have a
317 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
319 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
320 dwarf_register_span hook when emitting unwind information for
321 register-to-memory saves.
322 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
323 (rs6000_frame_related): Remove call to spe_synthesize_frame.
325 2008-03-06 Jakub Jelinek <jakub@redhat.com>
327 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
328 for the same VAR_DECL.
330 2008-03-06 Tom Tromey <tromey@redhat.com>
333 * doc/standards.texi (Standards): Don't mention treelang.
334 * doc/invoke.texi (Overall Options): Don't mention treelang.
335 * doc/install.texi (Prerequisites): Don't mention bison or
337 (Configuration): Don't mention treelang.
338 (Building): Likewise.
339 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
341 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
343 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
344 word-extractions out of a multi-word object.
346 2008-03-06 Richard Guenther <rguenther@suse.de>
348 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
349 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
350 result type and precision.
351 * expr.c (get_inner_reference): Set unsignedp based on the result
352 type of BIT_FIELD_REF.
353 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
354 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
355 (try_instantiate_multiple_fields): Likewise. Use the correct type
357 (sra_build_assignment): Likewise.
358 (sra_build_elt_assignment): Likewise.
359 (sra_explode_bitfield_assignment): Likewise.
360 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
361 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
362 set BIT_FIELD_REF_UNSIGNED.
363 (vectorizable_load): Likewise.
365 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
367 * cse.c (cse_extended_basic_block): Invalidate artificial defs
370 2008-03-06 Richard Guenther <rguenther@suse.de>
372 * alias.c (struct alias_set_entry): Move has_zero_child field
373 to pack with alias_set.
375 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
377 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
380 2008-03-05 Ian Lance Taylor <iant@google.com>
382 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
384 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
386 * fwprop.c (update_df): Support width and offset parameters of
388 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
389 global_conflicts): Change DF_REF_EXTRACT to either
390 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
391 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
392 * df-scan.c (df_ref_record, df_defs_record,
393 df_ref_create_structure, df_def_record_1, df_uses_record,
394 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
395 df_bb_refs_collect, df_entry_block_defs_collect,
396 df_exit_block_uses_collect): Support new width and offset fields.
397 (ref_extract_pool): New storage pool.
398 (df_free_ref): New function.
399 (df_reg_chain_unlink, df_free_collection_rec,
400 df_sort_and_compress_refs): Call df_free_ref.
401 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
403 (df_ref_create_structure): Allocate df_ref_extract if offset and
404 width fields are used.
405 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
406 (df_uses_record): Get offset and width from ZERO_EXTRACT
408 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
409 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
410 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
411 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
412 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
413 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
414 (df_ref_extract): New structure.
415 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
416 (df_ref_create): Add width and offset parameters.
418 2008-03-05 Richard Guenther <rguenther@suse.de>
420 * tree-ssa-structalias.c (get_constraint_for_component_ref):
421 Use ranges_overlap_p.
422 (offset_overlaps_with_access): Rename
423 to ranges_overlap_p and move ...
424 * tree-flow-inline.h (ranges_overlap_p): ... here.
426 * tree.h (get_inner_reference, handled_component_p): Update
429 * tree.h (record_component_aliases, get_alias_set,
430 alias_sets_conflict_p, alias_sets_must_conflict_p,
431 objects_must_conflict_p): Move declarations ...
432 * alias.h (record_component_aliases, get_alias_set,
433 alias_sets_conflict_p, alias_sets_must_conflict_p,
434 objects_must_conflict_p): ... here.
436 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
438 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
440 * cfg.c: Include tree-flow.h.
441 (remove_edge_raw): Call redirect_edge_var_map_clear.
442 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
443 * tree-flow-inline.h (redirect_edge_var_map_def): New.
444 (redirect_edge_var_map_result): New.
445 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
446 PENDING_STMT use with redirect_edge_var_map_*.
447 * tree-ssa.c (edge_var_maps): New definition.
448 (redirect_edge_var_map_add): New.
449 (redirect_edge_var_map_clear): New.
450 (redirect_edge_var_map_dup): New.
451 (redirect_edge_var_map_vector): New.
452 (redirect_edge_var_map_destroy): New.
453 (ssa_redirect_edge): Replace PENDING_STMT use with
454 redirect_edge_var_map_*.
455 (flush_pending_stmts): Same.
456 (delete_tree_ssa): Destroy edge var map.
457 * tree-flow.h (struct _edge_var_map): New.
458 Define edge_var_map vector type.
459 Declare redirect_edge_var_map_* prototypes.
460 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
461 * tree-cfg.c (reinstall_phi_args): Replace
462 PENDING_STMT use with redirect_edge_var_map_*.
464 2008-03-05 Richard Guenther <rguenther@suse.de>
466 PR tree-optimization/35472
467 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
468 whose single use_stmt has a overlapping set of loaded and
469 stored symbols as that use_stmt might be a noop assignment then.
471 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
473 * gthr-rtems.h: Implement __gthread_mutex_destroy.
475 2008-03-05 Richard Guenther <rguenther@suse.de>
478 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
480 * tree-cfg.c (verify_expr): Verify it.
481 * fold-const.c (fold_truthop): Remove code generating
482 BIT_FIELD_REFs of structure bases.
483 (fold_binary): Likewise.
484 (fold_ternary): Position and size of BIT_FIELD_REFs are
485 always host integers.
486 (make_bit_field_ref): Remove.
487 (optimize_bit_field_compare): Remove.
488 (all_ones_mask_p): Remove.
490 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
493 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
494 (split_block_and_df_analyze): New. Split basic block and rebuild
496 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
498 (split_pattern_seq): Likewise.
499 (erase_matching_seqs): Likewise.
500 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
502 2008-03-04 Geoff Keating <geoffk@apple.com>
504 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
505 declaration and code.
506 (tree_invalid_nonnegative_warnv_p): Likewise.
508 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
510 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
511 examples. Truncate option-names then causing overfull hbox.
513 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
516 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
518 * configure: Rebuilt.
520 2008-03-04 Rafael Espindola <espindola@google.com>
522 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
523 (tree_unary_nonnegative_warnv_p): New.
524 (tree_binary_nonnegative_warnv_p): New.
525 (tree_single_nonnegative_warnv_p): New.
526 (tree_invalid_nonnegative_warnv_p): New.
527 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
529 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
532 * opts.c (handle_option): Postpone 'unknown option' errors only for
535 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
538 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
541 2008-03-04 Rafael Espindola <espindola@google.com>
543 * fold-const.c (tree_unary_nonzero_warnv_p): New.
544 (tree_binary_nonzero_warnv_p): New.
545 (tree_single_nonzero_warnv_p): New.
546 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
548 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
551 * fold-const.c (fold_cond_expr_with_comparison): Prevent
552 transformations for modes that have signed zeros.
553 * ifcvt.c (noce_try_abs): Ditto.
555 2008-03-04 Joseph Myers <joseph@codesourcery.com>
557 * config/i386/i386.c (override_options): Force
558 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
560 2008-03-04 Jan Hubicka <jh@suse.cz>
563 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
566 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
568 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
569 label to probe the stack.
571 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
573 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
574 (__gthr_win32_mutex_destroy): Declare.
575 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
576 __gthr_win32_mutex_destroy.
577 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
579 2008-03-03 Jan Hubicka <jh@suse.cz>
582 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
583 aggressive on inlining cold calls.
585 2008-03-03 Richard Guenther <rguenther@suse.de>
587 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
588 struct copies into the expression table.
589 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
590 (try_to_simplify): Likewise.
591 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
592 integral and pointer arguments which do not change the
593 precision to NOP_EXPRs.
594 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
595 VIEW_CONVERT_EXPR case.
597 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
599 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
600 defined in a loop at depth 0 is invariant.
601 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
602 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
603 be called at loop depth 0.
605 2008-03-02 Jakub Jelinek <jakub@redhat.com>
608 * gcc.c (process_command): Update copyright notice dates.
609 * gcov.c (print_version): Likewise.
610 * gcov-dump.c (print_version): Likewise.
611 * mips-tfile.c (main): Likewise.
612 * mips-tdump.c (main): Likewise.
614 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
617 * c-common.c (flag_permissive): Delete.
618 (constant_expression_warnings): Check flags first.
619 (constant_expression_error): New.
620 * c-common.h (flag_permissive): Delete.
621 (constant_expression_error): Declare.
622 * flags.h (flag_permissive): Declare. Update description.
623 * diagnostic.c (pedwarn): Update.
625 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
626 (permissive_error_kind): New.
627 * toplev.c (flag_permissive): Define. Update description.
628 * toplev.h (permissive_error_kind): Declare.
629 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
630 (pedwarn_c90): Use pedantic_warning_kind.
631 * c-opts.c (c_common_post_options): flag_permissive does not affect
632 flag_pedantic_errors.
634 2008-03-02 Joseph Myers <joseph@codesourcery.com>
636 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
637 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
638 __absvsi2, __absvDI2): Use unsigned arithmetic.
640 2008-03-02 Andi Kleen <ak@suse.de>
641 Richard Guenther <rguenther@suse.de>
643 * struct-equiv.c: Remove file.
644 * cfg_cleanup.c (condjump_equiv_p): Remove.
645 * Makefile.in (OBJS-common): Remove struct-equiv.o.
646 (struct-equiv.o): Remove rule.
647 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
648 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
649 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
651 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
653 * ifcvt.c (noce_process_if_block): Try to handle only the then
654 block if the else block exists but isn't suitable.
656 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
659 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
660 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
661 regression from previous patch.
663 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
666 * gthr.h: Add __gthread_mutex_destroy as a function that must be
668 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
669 * gthr-single.h (__gthread_mutex_destroy): Likewise.
670 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
671 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
672 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
673 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
674 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
675 (__gthread_mutex_destroy_function): Rename to
676 __gthread_mutex_destroy.
677 * gthr-dce.h (__gthread_mutex_destroy): Call
678 pthread_mutex_destroy.
679 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
680 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
681 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
683 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
685 * df-scan.c (df_ref_chain_change_bb): Simplify.
686 (df_insn_change_bb): Add new_bb argument. Simplify. Call
687 set_block_for_insn if there's any change.
688 * df.h ((df_insn_change_bb): Fix prototype.
689 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
690 df_insn_change_bb, don't call set_block_for_insn.
691 * emit-rtl.c (reorder_insns): Likewise.
692 * haifa-sched.c (move_insn): Likewise.
694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
696 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
698 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
700 * tree-flow-inline.h (next_readonly_imm_use): Return
701 NULL_USE_OPERAND_P after the end.
703 2008-03-01 Richard Guenther <rguenther@suse.de>
705 PR tree-optimization/35411
706 * tree-sra.c (sra_build_assignment): Split conversion to
707 final type to a separate statement if we are not assigning
710 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
712 * fold-const.c (fold_convertible_p): Correct the logic to follow
713 that in fold_convert().
715 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
718 * tree-inline.c (build_duplicate_type): When we make a
719 duplicate type, make it unique in the canonical types system.
721 2008-02-29 Tom Tromey <tromey@redhat.com>
723 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
724 input_file_stack_history, input_file_stack_restored): Remove.
725 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
726 * input.h (struct file_stack): Remove.
727 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
728 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
730 * diagnostic.h (struct diagnostic_context) <last_module>: Change
732 (diagnostic_last_module_changed): Add 'map' argument.
733 (diagnostic_set_last_function): Likewise.
734 * diagnostic.c (undiagnostic_report_current_module): Iterate using
735 line map, not input_file_stack.
736 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
738 2008-02-29 Paul Brook <paul@codesourcery.com>
740 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
742 2008-02-29 Paul Brook <paul@codesourcery.com>
744 * config/arm/ieee754-df.S (muldf3): Use RET macros.
746 2008-02-29 Richard Guenther <rguenther@suse.de>
748 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
750 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
751 value for comparing for a store match.
752 (simplify_unary_expression): Do nothing for SSA_NAMEs.
753 (try_to_simplify): Do not do a full-blown reference lookup.
755 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
757 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
758 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
760 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
762 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
764 * tree-loop-linear.c (try_interchange_loops): Compare memory access
765 strides against cache sizes.
767 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
769 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
772 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
774 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
775 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
776 is smaller than the original promoted value.
777 (simplify_subreg): If OP is a SUBREG, try to preserve its
778 SUBREG_PROMOTED_VAR_P information.
780 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
782 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
783 (VN_INFO_GET): Allocate new objects on the obstack.
784 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
785 for rpo_numbers_temp, for consistency.
786 (free_scc_vn): Free the obstack.
788 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
790 * doc/invoke.texi: Document -ftree-loop-distribution.
791 * tree-loop-distribution.c: New.
792 * tree-pass.h (pass_loop_distribution): New.
793 * graphds.h (struct graph): Add htab_t indices.
794 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
795 * tree-vectorizer.c (rename_variables_in_loop): Extern.
796 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
797 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
798 * tree-data-ref.c (debug_data_dependence_relations): New.
799 (dump_data_dependence_relation): Also print data references.
800 (free_data_ref): Extern.
801 (same_access_functions): Moved...
802 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
803 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
804 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
805 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
806 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
807 (stmts_from_loop): Skip LABEL_EXPR.
808 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
810 (build_rdg): Initialize rdg->indices htab.
811 (free_rdg, stores_from_loop, ref_base_address,
812 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
813 have_similar_memory_accesses_1, ref_base_address_1,
814 remove_similar_memory_refs): New.
815 * tree-data-ref.h: Depend on tree-chrec.h.
816 (debug_data_dependence_relations, free_data_ref): Declared.
817 (same_access_functions): ... here.
818 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
820 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
821 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
822 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
823 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
824 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
825 rdg_vertex_for_stmt): Declared.
826 (struct rdg_edge): Add level.
828 (free_rdg, stores_from_loop, remove_similar_memory_refs,
829 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
831 (rdg_has_similar_memory_accesses): New.
832 * tree-vect-analyze.c: Remove unused static decls.
833 * lambda.h (dependence_level): New.
834 * common.opt (ftree-loop-distribution): New.
835 * tree-flow.h (mark_virtual_ops_in_bb,
836 slpeel_tree_duplicate_loop_to_edge_cfg,
837 rename_variables_in_loop): Declared.
838 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
839 (OBJS-common): Add tree-loop-distribution.o.
840 (tree-loop-distribution.o): New rule.
841 * tree-cfg.c (mark_virtual_ops_in_bb): New.
842 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
843 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
845 2008-02-28 Joseph Myers <joseph@codesourcery.com>
848 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
849 other than structures and unions.
851 2008-02-28 Richard Guenther <rguenther@suse.de>
854 2008-02-26 Richard Guenther <rguenther@suse.de>
856 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
857 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
858 (lookup_decl_from_uid): Declare.
859 (remove_decl_from_map): Likewise.
860 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
861 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
862 (decl_for_uid_map): New global hashtable mapping DECL_UID
864 (init_ttree): Allocate it.
865 (insert_decl_to_uid_decl_map): New helper function.
866 (make_node_stat): Insert new decls into the map.
867 (copy_node_stat): Likewise.
868 (lookup_decl_from_uid): New function.
869 (remove_decl_from_map): Likewise.
870 (print_decl_for_uid_map_statistics): New helper.
871 (dump_tree_statistics): Call it.
873 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
874 (referenced_var_iterator): Adjust.
875 (FOR_EACH_REFERENCED_VAR): Adjust.
876 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
877 (num_referenced_vars): Adjust.
878 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
879 (first_referenced_var): Remove.
880 (end_referenced_vars_p): Likewise.
881 (next_referenced_var): Likewise.
882 (referenced_var_iterator_set): New helper function.
883 * tree-dfa.c (referenced_var_lookup): Adjust.
884 (referenced_var_check_and_insert): Likewise.
885 (remove_referenced_var): Likewise.
886 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
887 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
888 (verify_call_clobbering): Likewise.
889 (verify_memory_partitions): Likewise.
890 (init_tree_ssa): Allocate bitmap instead of hashtable for
892 (delete_tree_ssa): Adjust.
893 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
895 (compute_tag_properties): Likewise.
896 (set_initial_properties): Likewise.
897 (find_partition_for): Likewise.
898 (update_reference_counts): Likewise.
899 (dump_may_aliases_for): Likewise.
900 * tree-ssa-operands.c (add_virtual_operand): Likewise.
901 (add_call_clobber_ops): Likewise.
902 (add_call_read_ops): Likewise.
903 (get_asm_expr_operands): Likewise.
904 * tree-into-ssa.c (dump_decl_set): Likewise.
905 (update_ssa): Likewise.
906 * tree-sra.c (scan_function): Likewise.
907 (decide_instantiations): Likewise.
908 (scalarize_parms): Likewise.
909 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
910 (dsa_named_for): Likewise.
911 * tree-ssa-structalias.c (update_alias_info): Likewise.
912 (merge_smts_into): Likewise.
914 2008-02-27 David Daney <ddaney@avtrex.com>
917 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
918 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
919 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
920 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
921 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
923 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
926 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
927 (BUILT_IN_NEXTTOWARD): Remove.
928 (BUILT_IN_NEXTTOWARDF): Ditto.
929 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
930 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
932 2008-02-27 Tom Tromey <tromey@redhat.com>
934 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
935 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
937 2008-02-27 Jan Beulich <jbeulich@novell.com>
939 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
940 update the respective field on newdecl.
942 2008-02-27 Revital Eres <eres@il.ibm.com>
944 PR rtl-optimization/34999
945 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
946 crossing edges that ends with a call insn.
947 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
948 call insn and clear the EDGE_CROSSING flag of the crossing edge
949 when fixing fallthru edges.
951 2008-02-27 Richard Guenther <rguenther@suse.de>
954 * fold-const.c (fold_unary): Return the correct argument,
955 converted to the result type.
957 2008-02-27 Richard Guenther <rguenther@suse.de>
960 * expr.c (expand_expr_real_1): Assert on rotates that operate
962 * fold-const.c (fold_binary): Use the types precision, not the
963 bitsize of the mode if folding rotate expressions. Build rotates
966 2008-02-27 Jakub Jelinek <jakub@redhat.com>
968 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
970 * c-pragma.c (pragma_ns_name): New typedef.
971 (registered_pp_pragmas): New variable.
972 (c_pp_lookup_pragma): New function.
973 (c_register_pragma_1): If flag_preprocess_only, do nothing
974 for non-expanded pragmas, for expanded ones push pragma's
975 namespace and name into registered_pp_pragmas vector.
976 (c_invoke_pragma_handler): Register OpenMP pragmas even when
977 flag_preprocess_only, don't register GCC pch_preprocess
978 pragma if flag_preprocess_only.
979 * c-opts.c (c_common_init): Call init_pragma even if
980 flag_preprocess_only.
981 * c-pragma.c (c_pp_lookup_pragma): New prototype.
982 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
983 cpp_register_pragma if flag_preprocess_only.
985 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
988 * c-parser.c (c_parser_translation_unit): Warn for empty
989 translation unit, not empty source file.
991 2008-02-26 Paul Brook <paul@codesourcery.com>
993 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
995 * config/arm/arm.h (reg_class): Add CORE_REGS.
996 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
997 (BASE_REG_CLASS): Use CORE_REGS.
998 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
999 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1000 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1001 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1002 ARM_REGNO_OK_FOR_INDEX_P.
1003 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1004 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1005 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1006 (ldm/stm peepholes): Ditto.
1007 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1008 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1009 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1010 * config/arm/constraints.md: Enable "k" constraint on ARM.
1012 2008-02-27 Ben Elliston <bje@au.ibm.com>
1014 * config/rs6000/rs6000.c: Annotate cache line size field in all
1015 instances of struct processor_costs.
1017 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1019 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1020 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1021 jump_bypass): New counters.
1022 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1023 * dce.c (gate_ud_dce): Same.
1024 (gate_fast_dce): Same.
1025 * dse.c (gate_dse1): New function.
1026 (gate_dse2): New function.
1027 (gate_dse): Merge results of new gate functions.
1028 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1029 (gate_handle_jump_bypass): Add dbg_cnt.
1030 (gate_handle_gcse): Add dbg_cnt.
1031 * ifcvt.c (gate_handle_if_conversion): Same.
1032 (gate_handle_if_after_combine): Same.
1033 (gate_handle_if_after_reload): Same.
1034 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1036 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1038 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1040 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1042 2008-02-26 Jason Merrill <jason@redhat.com>
1045 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1046 alone if it's the naming decl for the type's main variant.
1048 2008-02-26 Tom Tromey <tromey@redhat.com>
1050 * system.h (USE_MAPPED_LOCATION): Poison.
1051 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1052 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1053 (make_goto_expr_edges): Likewise.
1054 (remove_bb): Likewise.
1055 (execute_warn_function_return): Likewise.
1056 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1058 * c-common.c (fname_decl): Remove old location code.
1059 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1061 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1063 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1064 (gen_rtx_ASM_INPUT): Likewise.
1065 (gen_rtx_ASM_INPUT_loc): Likewise.
1066 (get_rtx_asm_OPERANDS): Remove.
1067 * cfglayout.c (insn_locators_alloc): Remove old location code.
1068 (set_curr_insn_source_location): Likewise.
1069 (curr_insn_locator): Likewise.
1070 * print-tree.c (print_node): Remove old location code.
1071 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1072 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1073 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1074 location_from_locus.
1075 (construct_exit_block): Remove old location code.
1076 * emit-rtl.c (force_next_line_note): Remove old location code.
1077 * profile.c (branch_prob): Remove old location code.
1078 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1079 LOC_LINE): Remove old-location variants.
1080 * langhooks.c (lhd_print_error_function): Remove old location
1082 * configure, config.in: Rebuilt.
1083 * configure.ac (--enable-mapped-location): Remove.
1084 * c-decl.c (c_init_decl_processing): Remove old location code.
1085 (finish_function): Likewise.
1086 * recog.c (decode_asm_operands): Remove old location code.
1087 * c-pch.c (c_common_read_pch): Remove old location code.
1088 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1090 * gimple-low.c (lower_function_body): Remove old location code.
1091 * toplev.c (unknown_location): Remove.
1092 (push_srcloc): Remove old-location variant.
1093 (process_options): Remove old location code.
1094 (lang_dependent_init): Likewise.
1095 * input.h (UNKNOWN_LOCATION): Move definition.
1096 (location_t): Undeprecate.
1097 (source_locus): Remove.
1098 (location_from_locus): Remove.
1099 (struct location_s): Remove.
1100 Remove all old-location code.
1101 (input_line, input_filename): Remove.
1102 * final.c (final_scan_insn): Remove old location code.
1103 * diagnostic.c (diagnostic_build_prefix): Remove
1104 USE_MAPPED_LOCATION test.
1105 * tree.h (gimple_stmt) <locus>: Now a location_t.
1106 (tree_exp) <locus>: Likewise.
1107 (DECL_IS_BUILTIN): Remove old-location variant.
1108 (annotate_with_file_line, annotate_with_locus): Likewise.
1109 (expr_locus, set_expr_locus): Update.
1110 * tree.c (build1_stat): Remove old location code.
1111 (last_annotated_node): Remove.
1112 (annotate_with_file_line): Remove old-location variant.
1113 (annotate_with_locus): Likewise.
1114 (expr_location): Remove old location code.
1115 (set_expr_location): Likewise.
1116 (expr_has_location): Likewise.
1117 (expr_locus): Likewise.
1118 (set_expr_locus): Likewise.
1119 (expr_filename): Don't use location_from_locus.
1120 (expr_lineno): Likewise.
1121 * rtl-error.c (location_for_asm): Remove old location code.
1122 * c-lex.c (cb_line_change): Remove old location code.
1123 (fe_file_change): Likewise.
1124 (cb_def_pragma): Likewise.
1125 (c_lex_with_flags): Likewise.
1126 * gengtype.c (do_typedef): Don't special-case location types.
1127 (define_location_structures): Remove.
1128 (main): Don't call define_location_structures.
1129 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1132 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1135 * builtins.def (BUILT_IN_STDARG_START): Remove.
1136 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1137 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1138 * tree-inline.c (inline_forbidden_p_1): Likewise.
1140 2008-02-26 Richard Guenther <rguenther@suse.de>
1142 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1143 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1144 (lookup_decl_from_uid): Declare.
1145 (remove_decl_from_map): Likewise.
1146 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1147 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1148 (decl_for_uid_map): New global hashtable mapping DECL_UID
1150 (init_ttree): Allocate it.
1151 (insert_decl_to_uid_decl_map): New helper function.
1152 (make_node_stat): Insert new decls into the map.
1153 (copy_node_stat): Likewise.
1154 (lookup_decl_from_uid): New function.
1155 (remove_decl_from_map): Likewise.
1156 (print_decl_for_uid_map_statistics): New helper.
1157 (dump_tree_statistics): Call it.
1159 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1160 (referenced_var_iterator): Adjust.
1161 (FOR_EACH_REFERENCED_VAR): Adjust.
1162 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1163 (num_referenced_vars): Adjust.
1164 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1165 (first_referenced_var): Remove.
1166 (end_referenced_vars_p): Likewise.
1167 (next_referenced_var): Likewise.
1168 (referenced_var_iterator_set): New helper function.
1169 * tree-dfa.c (referenced_var_lookup): Adjust.
1170 (referenced_var_check_and_insert): Likewise.
1171 (remove_referenced_var): Likewise.
1172 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1173 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1174 (verify_call_clobbering): Likewise.
1175 (verify_memory_partitions): Likewise.
1176 (init_tree_ssa): Allocate bitmap instead of hashtable for
1178 (delete_tree_ssa): Adjust.
1179 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1181 (compute_tag_properties): Likewise.
1182 (set_initial_properties): Likewise.
1183 (find_partition_for): Likewise.
1184 (update_reference_counts): Likewise.
1185 (dump_may_aliases_for): Likewise.
1186 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1187 (add_call_clobber_ops): Likewise.
1188 (add_call_read_ops): Likewise.
1189 (get_asm_expr_operands): Likewise.
1190 * tree-into-ssa.c (dump_decl_set): Likewise.
1191 (update_ssa): Likewise.
1192 * tree-sra.c (scan_function): Likewise.
1193 (decide_instantiations): Likewise.
1194 (scalarize_parms): Likewise.
1195 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1196 (dsa_named_for): Likewise.
1197 * tree-ssa-structalias.c (update_alias_info): Likewise.
1198 (merge_smts_into): Likewise.
1200 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1203 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1204 * c-opts.c (c_common_handle_option): Wall enables
1205 Wvolatile-register-var.
1206 * common.opt: Move Wvolatile-register-var to...
1209 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1211 * common.opt (Wlarger-than=): New.
1212 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1214 * opts.c (common_handle_option): Handle -Wlarger-than=.
1215 * optc-gen.awk: Likewise.
1216 * opth-gen.awk: Likewise.
1217 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1218 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1220 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1222 * c-common.c (match_case_to_enum_1): Add appropriate
1223 OPT_W* parameter to warning.
1224 (c_do_switch_warnings): Likewise.
1225 * c-typeck.c (warning_init): Add one more parameter following
1227 (push_init_level): Update call to warning_init.
1228 (pop_init_level): Likewise.
1229 (add_pending_init): Likewise.
1230 (output_init_element: Likewise.
1232 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1235 * toplev.c (toplev_main): If there are warnings or error, print
1236 errors for ignored options.
1237 * opts.c (ignored_options): New static variable.
1238 (postpone_unknown_option_error): New.
1239 (print_ignored_options): New.
1240 (handle_option): Postpone errors for unknown -Wno-* options.
1241 * opts.h (print_ignored_options): Declare.
1243 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1245 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1248 2008-02-25 Richard Guenther <rguenther@suse.de>
1251 2008-02-25 Richard Guenther <rguenther@suse.de>
1253 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1254 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1255 (lookup_decl_from_uid): Declare.
1256 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1257 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1258 (decl_for_uid_map): New global hashtable mapping DECL_UID
1260 (init_ttree): Allocate it.
1261 (insert_decl_to_uid_decl_map): New helper function.
1262 (make_node_stat): Insert new decls into the map.
1263 (copy_node_stat): Likewise.
1264 (lookup_decl_from_uid): New function.
1265 (print_decl_for_uid_map_statistics): New helper.
1266 (dump_tree_statistics): Call it.
1268 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1269 (referenced_var_iterator): Adjust.
1270 (FOR_EACH_REFERENCED_VAR): Adjust.
1271 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1272 (num_referenced_vars): Adjust.
1273 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1274 (first_referenced_var): Remove.
1275 (end_referenced_vars_p): Likewise.
1276 (next_referenced_var): Likewise.
1277 (referenced_var_iterator_set): New helper function.
1278 * tree-dfa.c (referenced_var_lookup): Adjust.
1279 (referenced_var_check_and_insert): Likewise.
1280 (remove_referenced_var): Likewise.
1281 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1282 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1283 (verify_call_clobbering): Likewise.
1284 (verify_memory_partitions): Likewise.
1285 (init_tree_ssa): Allocate bitmap instead of hashtable for
1287 (delete_tree_ssa): Adjust.
1288 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1290 (compute_tag_properties): Likewise.
1291 (set_initial_properties): Likewise.
1292 (find_partition_for): Likewise.
1293 (update_reference_counts): Likewise.
1294 (dump_may_aliases_for): Likewise.
1295 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1296 (add_call_clobber_ops): Likewise.
1297 (add_call_read_ops): Likewise.
1298 (get_asm_expr_operands): Likewise.
1299 * tree-into-ssa.c (dump_decl_set): Likewise.
1300 (update_ssa): Likewise.
1301 * tree-sra.c (scan_function): Likewise.
1302 (decide_instantiations): Likewise.
1303 (scalarize_parms): Likewise.
1304 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1305 (dsa_named_for): Likewise.
1306 * tree-ssa-structalias.c (update_alias_info): Likewise.
1307 (merge_smts_into): Likewise.
1309 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1312 * doc/invoke.texi (-fcx-limited-range): Document new option.
1313 * toplev.c (process_options): Handle -fcx-fortran-rules.
1314 * common.opt: Add documentation for -fcx-fortran-rules.
1316 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1319 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1320 actual behaviour and C99.
1322 2008-02-26 Ben Elliston <bje@au.ibm.com>
1324 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1325 (ASM_CPU_POWER6_SPEC): Likewise.
1326 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1327 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1328 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1330 2008-02-25 Richard Guenther <rguenther@suse.de>
1332 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1333 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1334 (lookup_decl_from_uid): Declare.
1335 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1336 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1337 (decl_for_uid_map): New global hashtable mapping DECL_UID
1339 (init_ttree): Allocate it.
1340 (insert_decl_to_uid_decl_map): New helper function.
1341 (make_node_stat): Insert new decls into the map.
1342 (copy_node_stat): Likewise.
1343 (lookup_decl_from_uid): New function.
1344 (print_decl_for_uid_map_statistics): New helper.
1345 (dump_tree_statistics): Call it.
1347 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1348 (referenced_var_iterator): Adjust.
1349 (FOR_EACH_REFERENCED_VAR): Adjust.
1350 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1351 (num_referenced_vars): Adjust.
1352 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1353 (first_referenced_var): Remove.
1354 (end_referenced_vars_p): Likewise.
1355 (next_referenced_var): Likewise.
1356 (referenced_var_iterator_set): New helper function.
1357 * tree-dfa.c (referenced_var_lookup): Adjust.
1358 (referenced_var_check_and_insert): Likewise.
1359 (remove_referenced_var): Likewise.
1360 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1361 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1362 (verify_call_clobbering): Likewise.
1363 (verify_memory_partitions): Likewise.
1364 (init_tree_ssa): Allocate bitmap instead of hashtable for
1366 (delete_tree_ssa): Adjust.
1367 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1369 (compute_tag_properties): Likewise.
1370 (set_initial_properties): Likewise.
1371 (find_partition_for): Likewise.
1372 (update_reference_counts): Likewise.
1373 (dump_may_aliases_for): Likewise.
1374 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1375 (add_call_clobber_ops): Likewise.
1376 (add_call_read_ops): Likewise.
1377 (get_asm_expr_operands): Likewise.
1378 * tree-into-ssa.c (dump_decl_set): Likewise.
1379 (update_ssa): Likewise.
1380 * tree-sra.c (scan_function): Likewise.
1381 (decide_instantiations): Likewise.
1382 (scalarize_parms): Likewise.
1383 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1384 (dsa_named_for): Likewise.
1385 * tree-ssa-structalias.c (update_alias_info): Likewise.
1386 (merge_smts_into): Likewise.
1388 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1391 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1392 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1393 * alias.h (nonoverlapping_memrefs_p): Likewise.
1395 2008-02-25 Jan Beulich <jbeulich@novell.com>
1397 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1398 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1399 __emultls_get_address, __emultls_register_common,
1400 __floatundi?f, and _Unwind_GetIPInfo.
1401 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1402 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1403 (gen_regparm_prefix): Likewise.
1404 (i386_nlm_encode_section_info): Sync with
1405 config/i386/winnt.c:i386_pe_encode_section_info().
1406 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1407 i386_nlm_mangle_decl_assembler_name): New.
1408 (netware_override_options): New.
1409 * config/i386/netware.h (netware_override_options): Declare.
1410 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1411 (i386_nlm_mangle_decl_assembler_name): Declare.
1412 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1414 2008-02-25 Ben Elliston <bje@au.ibm.com>
1417 * c-decl.c (grokdeclarator): Remove unused local variables
1418 `typedef_type' and `type_as_written'.
1420 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1421 unused local variable `has_hot_blocks'.
1422 (fix_crossing_conditional_branches): Remove unused local variable
1425 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1428 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1429 using DEF_C99_BUILTIN.
1430 (BUILT_IN_NANF): Ditto.
1431 (BUILT_IN_NANL): Ditto.
1433 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1434 Revital Eres <eres@il.ibm.com>
1436 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1437 regarding the order of two dependent insns in the same row.
1439 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1441 * stor-layout.c (layout_decl): Do not bump the alignment of a
1442 bit-field to more than byte alignment if it is packed.
1444 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1446 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1449 2008-02-24 Diego Novillo <dnovillo@google.com>
1451 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1454 * tree-vrp.c (vrp_evaluate_conditional): With
1455 -Wtype-limits, emit a warning when comparing against a
1456 constant outside the natural range of OP0's type.
1457 * c.opt (Wtype-limits): Move ...
1458 * common.opt (Wtype-limits): ... here.
1460 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1462 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1463 * config/rs6000/e300c2c3.md: New file.
1464 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1466 (rs6000_override_options): Add e300c2 and e300c3 cases to
1467 processor_target_table. Do not allow usage of Altivec or Spe
1468 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1469 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1470 * config/rs6000/rs6000.h (processor_type): Add
1471 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1472 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1473 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1474 and ppce300c3. Include e300c2c3.md.
1476 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1478 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1479 instead of TARGET_STRICT_ALIGN.
1481 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1483 * explow.c (memory_address): Assert that the generated address is
1486 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1489 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1490 * config/darwin-ppc-ldouble-patch.def: New file.
1491 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1492 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1493 SUBTARGET_INIT_BUILTINS if defined.
1494 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1497 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1500 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1501 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1503 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1506 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1507 file" warning condtional on -Winvalid-PCH.
1509 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1511 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1513 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1517 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1518 prevent reload from using MMX registers.
1519 (*mov<mode>_internal): Ditto.
1520 (*movv2sf_internal_rex64): Ditto.
1521 (*movv2sf_internal): Ditto.
1523 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1525 PR documentation/31569
1526 * doc/install.texi2html: Use makeinfo --no-number-sections.
1528 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1530 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1531 ensure that we can address an entire entity > 8 bytes. Don't
1532 generate reg+reg addressing for such data.
1534 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1536 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1537 strings when optimizing for size, unless the target cares about
1540 2008-02-22 Tom Tromey <tromey@redhat.com>
1542 * regclass.c (current_pass): Remove declaration.
1544 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1546 * config/avr/libgcc.S (__RAMPZ__): Define.
1547 (__do_copy_data): Add for devices with 128KB code memory.
1549 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1551 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1553 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1555 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1557 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1560 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1563 * c-typeck.c (build_binary_op): Warn about floating point
1564 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1566 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1569 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1570 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1572 (rs6000_override_options): Set altivec_abi as default, not override,
1573 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1574 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1575 is used; use new member spe_abi.
1576 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1577 spe_abi and altivec_abi.
1579 2008-02-22 Tomas Bily <tbily@suse.cz>
1581 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1583 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1586 * config.build (build_file_translate): Set to `CMD //c' only if
1588 * Makefile.in (build_file_translate): Improve comment.
1590 2008-02-21 Jan Hubicka <jh@suse.cz>
1592 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1593 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1594 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1596 2008-02-21 Michael Matz <matz@suse.de>
1599 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1601 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1604 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1606 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1607 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1608 SSE_VEC_FLOAT_MODE_P as insn constraint.
1609 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1610 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1611 sse4a_movntdf using MODEF mode iterator.
1612 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1613 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1614 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1615 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1616 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1617 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1618 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1620 2008-02-21 Richard Guenther <rguenther@suse.de>
1622 * tree.def (PAREN_EXPR): New tree code.
1623 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1625 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1626 * expr.c (expand_expr_real_1): Likewise.
1627 * tree-inline.c (estimate_num_insns_1): Likewise.
1628 * tree-complex.c (expand_complex_move): Likewise.
1629 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1632 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1635 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1637 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1640 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1642 * config/sh/sh.c (find_barrier): Don't go past
1643 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1645 2008-02-20 DJ Delorie <dj@redhat.com>
1647 * config/h8300/h8300.md (insv): Force source operand to be a register.
1649 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1650 as a jump, not as a plain insn.
1652 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1654 * doc/invoke.texi (Warning Options): Add new option
1655 -Wframe-larger-than=.
1656 (-Wframe-larger-than): Document.
1658 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1659 Add declarations for new option variables.
1661 * final.c (final_start_function): Check the frame size
1662 before emission and issue a Wframe-larger-than warning.
1664 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1665 Add definitions for new option variables.
1666 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1668 * common.opt (Wframe-larger-than=): New option.
1670 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1672 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1673 (<sse>_div<mode>3): Ditto.
1674 (<sse>_vmdiv<mode>3): Ditto.
1675 (<sse>_vmsqrt<mode>2): Ditto.
1676 (*smax<mode>3): Ditto.
1677 (sse5_frcz<mode>2): Ditto.
1678 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1681 2008-02-20 Richard Guenther <rguenther@suse.de>
1684 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1685 be happy with INTEGRAL_TYPE_P.
1687 2008-02-20 Richard Guenther <rguenther@suse.de>
1689 * fold-const.c (split_tree): Associate floatig-point expressions
1690 if flag_associative_math is set.
1692 2008-02-20 Richard Guenther <rguenther@suse.de>
1694 * tree.h (fold_real_zero_addition_p): Declare.
1695 * fold-const.c (fold_real_zero_addition_p): Export.
1696 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1697 floating-point operations with zero and one.
1699 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1701 * doc/install.texi: Correct references to CFLAGS, replacing them
1702 with BOOT_CFLAGS. Document flags used during bootstrap for
1705 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1708 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1709 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1711 (smin<mode>3): Ditto from similar patterns.
1712 (smax<mode>3): Ditto.
1713 (*ieee_smin<mode>3): Ditto.
1714 (*ieee_smax<mode>3): Ditto.
1715 * config/i386/sse.md (sse): New mode attribute.
1716 (mov<mode>): Macroize expander from movv4sf and movv2df using
1717 SSEMODEF2P mode iterator.
1718 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1719 SSE_VEC_FLOAT_MODE_P as insn constraint.
1720 (storent<mode>): Ditto.
1721 (storent<mode>): Macroize expander from storentsf and storentdf using
1722 MODEF mode iterator.
1723 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1724 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1725 (abs<mode>2): Ditto from similar patterns.
1726 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1727 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1728 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1729 (<sse>_vmsqrt<mode>2): Ditto.
1730 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1731 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1732 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1733 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1734 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1735 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1736 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1738 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1739 iterator and SSE_FLOAT_MODE_P as insn constraint.
1740 (<sse>_ucomi): Ditto from similar patterns.
1741 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1742 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1743 SSE_VEC_FLOAT_MODE_P as insn constraint.
1744 (vcond<mode>): Ditto from similar patterns.
1745 (and<mode>3, *and<mode>3): Ditto.
1746 (<sse>_nand<mode>3): Ditto.
1747 (ior<mode>3, *ior<mode>3): Ditto.
1748 (xor<mode>3, *xor<mode>3): Ditto.
1749 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1750 iterator and SSE_FLOAT_MODE_P as insn constraint.
1751 (*nand<mode>3): Ditto from similar patterns.
1752 (*ior<mode>3): Ditto.
1753 (*xor<mode>3): Ditto.
1755 2008-02-20 Ira Rosen <irar@il.ibm.com>
1757 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1758 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1759 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1761 2008-02-19 Jan Hubicka <jh@suse.cz>
1763 * predict.c (tree_bb_level_predictions): Remove variable next
1764 mistakely introduced by previous commit.
1766 2008-02-19 Jan Hubicka <jh@suse.cz>
1768 * predict.c (predict_paths_leading_to): Rewrite.
1769 (predict_paths_for_bb): New.
1770 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1772 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1775 * Makefile.in (build_file_translate): New.
1776 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1777 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1778 * configure.ac (build_file_translate): Substitute it.
1779 * configure: Regenerate.
1781 2008-02-19 Jan Hubicka <jh@suse.cz>
1783 PR rtl-optimization/34408
1784 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1787 2008-02-19 Jan Hubicka <jh@suse.cz>
1790 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1793 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1796 * config/i386/i386-modes.def: Revert the last DI alignment
1797 change until Ada people can look into it.
1799 2008-02-19 Nick Clifton <nickc@redhat.com>
1801 * opts.c (print_specific_help): Fix typo in --help text.
1803 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1806 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1807 32-bit inline asm without asm alternatives for host GCC < 3.0.
1809 2008-02-19 Richard Guenther <rguenther@suse.de>
1811 PR tree-optimization/34989
1812 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1813 Allow propagation to INDIRECT_REF if we can simplify only.
1815 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1817 * c-common.c (warn_for_collisions_1): Use appropriate option when
1820 2008-02-19 Nick Clifton <nickc@redhat.com>
1823 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1824 (handle_options): Fix indentation.
1825 (print_filtered_help): If no language-specific options were
1826 displayed tell the user how to list all the options supported by
1827 the language's front-end.
1828 (print_specific_help): Fix indentation and remove duplicate line.
1829 (common_handle_option): Handle the -v option.
1830 For --help enable the display of undocumented options if the -v
1831 switch has been included on the command line.
1832 For --help= check for overlaps in the arguments between the option
1833 classes and the language names and issue a warning when they
1834 cannot be disambiguated.
1835 * c.opt (v): Pass on to the common option handler.
1837 2008-02-19 Revital Eres <eres@il.ibm.com>
1839 * modulo-sched.c (sms_schedule): Change dump message when
1840 create_ddg function fails.
1841 (try_scheduling_node_in_cycle): Rename row to cycle.
1842 (print_partial_schedule): Rename CYCLE to ROW.
1844 2008-02-19 Christian Bruel <christian.bruel@st.com>
1845 Zdenek Dvorak <ook@ucw.cz>
1847 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1849 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1853 (*x86_movdicc_0_m1_se): Ditto.
1855 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1857 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1858 (CMPtype): Define as __gcc_CMPtype.
1859 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1860 (CMPtype): Define as __gcc_CMPtype.
1862 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1864 Support valgrind 3.3 for --enable-checking=valgrind.
1865 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1867 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1868 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1869 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1870 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1871 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1872 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1873 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1875 * ggc-zone.c: Similar.
1876 * ggc-page.c: Similar.
1878 2008-02-19 Paul Brook <paul@codesourcery.com>
1881 * config/arm/ieee754-df.S: Fix do_it typo.
1882 * config/arm/ieee754-sf.S: Fix do_it typo.
1884 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1887 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1888 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1889 (OPTION_MASK_ISA_SSE_SET): Likewise.
1890 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1891 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1892 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1893 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1894 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1895 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1896 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1897 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1898 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1899 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1900 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1901 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1902 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1903 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1904 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1905 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1906 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1907 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1908 (OPTION_MASK_ISA_SSE4): Removed.
1909 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1910 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1911 (override_options): Don't turn on implied SSE/MMX bits in
1914 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1916 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1919 2008-02-18 Joey Ye <joey.ye@intel.com>
1922 * tree-nested.c (insert_field_into_struct): Set type alignment
1923 to field alignment if the former is less than the latter.
1925 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1927 * BASE-VER: Set to 4.4.0.
1929 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1931 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1932 * doc/cfg.texi: Likewise.
1933 * doc/extend.texi: Likewise.
1934 * doc/gty.texi: Likewise.
1935 * doc/invoke.texi: Likewise.
1936 * doc/loop.texi: Likewise.
1937 * doc/md.texi: Likewise.
1938 * doc/passes.texi: Likewise.
1939 * doc/rtl.texi: Likewise.
1940 * doc/sourcebuild.texi: Likewise.
1941 * doc/tm.texi: Likewise.
1942 * doc/tree-ssa.texi: Likewise.
1944 2008-02-17 Richard Guenther <rguenther@suse.de>
1947 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1948 without default definition.
1950 2008-02-17 Richard Guenther <rguenther@suse.de>
1952 PR tree-optimization/35231
1953 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1956 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1960 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1961 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1962 libgcc_cmp_return mode.
1964 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1967 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1969 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
1971 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1974 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1976 * doc/c-tree.texi: Use `@.' where appropriate.
1977 * doc/extend.texi: Likewise.
1978 * doc/install.texi: Likewise.
1979 * doc/invoke.texi: Likewise.
1980 * doc/loop.texi: Likewise.
1981 * doc/makefile.texi: Likewise.
1982 * doc/md.texi: Likewise.
1983 * doc/passes.texi: Likewise.
1984 * doc/standards.texi: Likewise.
1985 * doc/tm.texi: Likewise.
1987 2008-02-15 Jakub Jelinek <jakub@redhat.com>
1990 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1992 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1993 rather than in entry_bb.
1995 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1998 libgcc_cmp_return mode.
2000 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2003 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2004 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2006 2008-02-15 Richard Guenther <rguenther@suse.de>
2007 Zdenek Dvorak <ook@ucw.cz>
2009 PR tree-optimization/35164
2010 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2011 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2012 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2013 Only propagate addresses which do not have abnormal SSA_NAMEs
2016 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2019 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2021 2008-02-15 Jan Hubicka <jh@suse.cz>
2024 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2026 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2029 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2030 when calculating alignment_pad.
2032 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2034 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2035 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2036 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2037 and STACK_BOUNDARY define.
2039 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2041 PR preprocessor/35061
2042 * c-pragma.c (handle_pragma_pop_macro): Check that
2043 pushed_macro_table has been allocated.
2045 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2048 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2049 (force_gimple_operand): Likewise.
2050 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2051 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2052 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2053 (find_interesting_uses_address): Check addressability and alignment
2054 of the base expression only after substituting bases of IVs into it.
2056 2008-02-14 Michael Matz <matz@suse.de>
2059 * function.c (instantiate_virtual_regs_in_insn): Reload address
2060 before falling back to reloading the whole operand.
2062 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2064 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2065 before the first section switch note.
2067 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2069 * doc/bugreport.texi: Update copyright years.
2070 * doc/c-tree.texi: Likewise.
2071 * doc/cfg.texi: Likewise.
2072 * doc/cpp.texi: Likewise.
2073 * doc/cppinternals.texi: Likewise.
2074 * doc/fragments.texi: Likewise.
2075 * doc/frontends.texi: Likewise.
2076 * doc/gcc.texi: Likewise.
2077 * doc/gty.texi: Likewise.
2078 * doc/hostconfig.texi: Likewise.
2079 * doc/implement-c.texi: Likewise.
2080 * doc/libgcc.texi: Likewise.
2081 * doc/loop.texi: Likewise.
2082 * doc/makefile.texi: Likewise.
2083 * doc/options.texi: Likewise.
2084 * doc/passes.texi: Likewise.
2085 * doc/rtl.texi: Likewise.
2086 * doc/sourcebuild.texi: Likewise.
2087 * doc/standards.texi: Likewise.
2088 * doc/tree-ssa.texi: Likewise.
2089 * doc/trouble.texi: Likewise.
2091 * doc/extend.texi: Use @: or add comma where appropriate.
2092 * doc/invoke.texi: Likewise.
2093 * doc/tm.texi: Likewise.
2095 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2098 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2101 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2103 * doc/md.texi (clz, ctz): Add reference.
2104 * doc/rtl.texi (clz, ctz): Likewise.
2106 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2109 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2112 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2114 * config/s390/s390.c (struct constant_pool): New field
2115 emit_pool_after added.
2116 (s390_mainpool_start): Set the emit_pool_after flag according
2117 to the section switch notes.
2118 (s390_mainpool_finish): Consider emit_pool_after when emitting
2119 the literal pool at the end of the function.
2120 (s390_chunkify_start): Force literal pool splits at section
2123 2008-02-13 Michael Matz <matz@suse.de>
2126 * var-tracking.c (clobber_variable_part): Correctly traverse the
2129 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2132 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2133 Add -fdump-ipa-inline.
2134 * tree-dump.c (dump_files): Remove tree-inlined dump.
2135 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2137 2008-02-12 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/35171
2140 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2143 2008-02-12 Richard Guenther <rguenther@suse.de>
2146 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2147 value-preserving mode. Disallow final truncation.
2149 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2152 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2153 code from here to...
2154 (force_gimple_operand): ...here.
2156 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2159 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2160 non-compatible pointers.
2161 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2162 different FIELD_DECLs, try harder by comparing field offsets, sizes
2166 * function.c (match_asm_constraints_1): Don't replace the same input
2169 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2171 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2172 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2173 (expand_epilogue): Restore RAMPZ register.
2174 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2176 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2178 * config/i386/cygwin.asm: (__alloca): Correct calling
2179 convention and alignment.
2180 (__chkstk): Force 8 byte stack alignment.
2182 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2183 Richard Guenther <rguenther@suse.de>
2185 PR tree-optimization/33992
2186 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2187 the zero we compare against.
2189 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2192 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2193 to CloseHandle after unlocking to prevent accumulation of handle
2196 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2199 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2200 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2201 and update LABEL_NUSES during and after reload.
2203 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2206 * combine.c (simplify_if_then_else): Make sure the comparison is
2207 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2209 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2212 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2213 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2214 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2215 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2216 * tree.h (get_type_static_bounds): Likewise.
2218 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2220 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2221 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2222 Make -Wfoo language annotations match what the compiler outputs.
2224 2008-02-08 Sa Liu <saliu@de.ibm.com>
2226 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2227 intrinsics spu_convts, spu_convtu, spu_convtf.
2228 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2230 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2232 * doc/extend.texi (Function Attributes) <noinline>: Mention
2233 asm ("") as method to keep calls.
2235 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2238 * doc/options.texi (Options): Replace references to opts.sh with
2240 * opts-common.c: Likewise.
2241 * optc-gen.awk: Likewise.
2243 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2245 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2247 2008-02-07 Richard Henderson <rth@redhat.com>
2250 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2251 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2254 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2256 PR tree-optimization/35085
2257 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2258 for operand entry oe2 in addition to operand entry oe3 in order to
2259 expose more opportunities for vectorizer sum reduction.
2261 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2264 * Makefile.in (LIBS): Remove $(GMPLIBS).
2265 (cc1-dummy, cc1): Add $(GMPLIBS).
2267 2008-02-06 Jan Hubicka <jh@suse.cz>
2270 * i386.md (moddf_integer): Do not produce partial memory stalls for
2271 targets where it hurts.
2273 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2276 * optabs.c (expand_float): Do not check for decimal modes when
2277 expanding unsigned integer through signed conversion.
2279 2008-02-06 Nick Clifton <nickc@redhat.com>
2281 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2282 inside the clobber with a match_operand and duplicated operand
2283 number in the constraint.
2284 (ineqbranchsi): Delete redundant comment.
2286 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2288 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2289 builtin_define ("__USE_INIT_FINI__").
2290 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2292 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2294 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2296 PR documentation/30330
2297 * doc/invoke.texi (C++ Dialect Options)
2298 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2299 For each warning option -Wfoo that allows -Wno-foo, ensure both
2300 -Wfoo and -Wno-foo are listed in the option index. Fix index
2301 entry of -Wswitch-default, index -Wnormalized= including the
2302 `=', and -Wlarger-than-@var{len} including @var{len}.
2304 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2306 * config/i386/i386.md (floatunssisf2): Use
2307 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2308 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2309 Macroize expander using MODEF mode iterator.
2311 2008-02-05 Diego Novillo <dnovillo@google.com>
2313 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2316 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2318 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2321 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2323 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2326 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2327 to indicate if a message should be generated.
2328 (init_cumulative_args): Updated.
2329 (function_value_32): Likewise.
2331 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2333 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2335 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2338 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2339 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2341 2008-02-04 Diego Novillo <dnovillo@google.com>
2343 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2346 * tree-vrp.c (vrp_evaluate_conditional): With
2347 -Wtype-limits, emit a warning when comparing against a
2348 constant outside the natural range of OP0's type.
2350 2008-02-04 Richard Guenther <rguenther@suse.de>
2353 * expr.c (count_type_elements): Give for unions instead of
2356 2008-02-04 Richard Guenther <rguenther@suse.de>
2359 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2360 to TYPE_DOMAINs base type instead of using bitsizetype here.
2362 2008-02-03 Jason Merrill <jason@redhat.com>
2364 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2366 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2369 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2370 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2371 (RS/6000 and PowerPC Options): Fix typos and markup.
2372 * doc/passes.texi (Tree-SSA passes): Likewise.
2374 2008-02-02 Michael Matz <matz@suse.de>
2377 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2378 from record_last_reg_set_info.
2379 (record_last_reg_set_info): Take an RTX argument, iterate over all
2380 constituent hardregs.
2381 (record_last_set_info, record_opr_changes): Change calls to
2382 new signature or to record_last_reg_set_info_regno.
2384 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2386 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2388 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2390 PR rtl-optimization/34773
2391 * reg-notes.def (EQUAL): Mention significance of combination of
2392 REG_EQUAL and REG_RETVAL.
2393 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2394 insn that has a REG_RETVAL.
2396 2008-02-01 Roger Sayle <roger@eyesopen.com>
2399 * configure.ac (--enable-fixed-point): Disable unless explicitly
2401 * configure: Regenerate.
2403 2008-02-01 Richard Guenther <rguenther@suse.de>
2406 * invoke.texi (-finline-limit): Remove no longer true parts
2407 of the documentation. Note that there is no default value.
2409 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2410 Mark Mitchell <mark@codesourcery.com>
2411 Ben Elliston <bje@au.ibm.com>
2414 * doc/extend.texi (Other Builtins): Document.
2416 2008-01-31 Tom Browder <tom.browder@gmail.com>
2418 * doc/c-tree.texi (Types): Fix grammar.
2419 (Expression trees): Ditto.
2420 * doc/passes.texi (Tree-SSA passes): Ditto.
2422 * doc/configterms.texi (Configure Terms): Fix typo.
2423 * doc/cpp.texi (Common Predefined Macros): Ditto.
2424 * doc/md.texi (Machine Constraints): Ditto.
2426 * doc/makefile.texi (Makefile): Add comma.
2428 2008-01-31 Tom Browder <tom.browder@gmail.com>
2429 Gerald Pfeifer <gerald@pfeifer.com>
2431 * doc/sourcebuild.texi (Front End): Remove references to CVS
2432 and CVSROOT/modules.
2433 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2434 (Back End): Remove reference to CVS.
2436 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2439 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2441 (mips16_gp_pseudo_reg): ...here.
2442 * config/mips/mips.md (load_const_gp): Replace with...
2443 (load_const_gp_<mode>): ...this :P-based insn.
2445 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2447 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2448 options. Minor fixes.
2449 (-std): Move reference to standards closer to where language
2450 standards are first mentioned.
2452 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2454 PR rtl-optimization/34995
2455 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2456 parameter and return a bool. If the rtx parameter is nonnull,
2457 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2458 (find_reloads): Update call accordingly. Pass the new operand
2459 if it needed no address reloads, otherwise pass null.
2461 2008-01-30 Richard Henderson <rth@redhat.com>
2464 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2465 for unbounded arrays.
2467 2008-01-30 Silvius Rus <rus@google.com>
2469 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2471 2008-01-30 Jan Hubicka <jh@suse.cz>
2474 * i386.c (init_cumulative_args): Use real function declaration when
2477 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2479 PR rtl-optimization/34998
2480 * global.c (build_insn_chain): Treat non-subreg_lowpart
2481 SUBREGs of pseudos as clobbering all the words covered by the
2482 SUBREG, not just all the bytes.
2483 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2484 original df_ref rather than an extract parameter.
2485 (global_conflicts): Update call accordingly.
2487 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2489 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2490 the overflow check to make it easier to read.
2491 (__fixtfdi): Change the type of the ll member in union
2492 long_double to UDItype_x.
2494 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2497 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2498 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2499 * tree-inline.c (fold_marked_statements): Call
2500 cgraph_update_edges_for_call_stmt if folding a call statement.
2501 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2502 debug_generic_stmt calls, reset it back afterwards.
2505 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2507 * c-typeck.c (build_external_ref): Don't pedwarn about
2508 static vars in current function's scope.
2510 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2512 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2514 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2517 * ipa-struct-reorg.c: Fix spelling.
2518 * params.def: Ditto.
2520 2008-01-29 Richard Guenther <rguenther@suse.de>
2523 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2525 * tree-inline.c (remap_type): Increment remapping_type_depth
2526 around remapping types.
2527 (copy_body_r): Only add referenced variables if they are referenced
2528 from code, not types.
2530 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2541 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2542 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2544 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2547 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2548 pointer for tiny stack.
2550 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2552 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2554 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2556 * config/vx-common.h: Fix typo in comment.
2558 2008-01-28 Ian Lance Taylor <iant@google.com>
2562 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2563 coalesce pointers if they have different DECL_NO_TBAA_P values.
2564 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2565 between variables with different DECL_NO_TBAA_P values.
2567 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2570 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2571 are not legitimate small data references on SPE targets.
2573 2008-01-28 David Daney <ddaney@avtrex.com>
2575 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2577 2008-01-28 David Daney <ddaney@avtrex.com>
2579 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2581 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2583 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2584 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2585 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2586 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2587 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2588 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2589 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2590 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2592 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2594 * basic-block.h (condjump_equiv_p): Fix comment.
2596 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2598 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2599 print_generic_stmt_indented): Fix comment.
2601 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2603 * configure.ac (__stack_chk_fail): Add detecion for availability
2604 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2605 * configure: Regenerate.
2607 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2610 * final.c (output_addr_const): Handle TRUNCATE.
2612 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2615 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2616 (zero_cost, infinite_cost): New constants.
2617 (struct cost_pair): Change type of cost to comp_cost.
2618 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2619 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2621 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2622 split_address_cost, ptr_difference_cost, difference_cost,
2623 get_computation_cost_at, get_computation_cost,
2624 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2625 determine_use_iv_cost_condition, determine_use_iv_costs,
2626 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2627 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2628 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2629 Change type of cost to comp_cost.
2630 (determine_iv_cost): Increase cost of non-original ivs, instead
2631 of decreasing the cost of original ones.
2632 (get_address_cost): Indicate the complexity of the addressing mode
2634 (try_add_cand_for): Prefer using ivs not specific to some object.
2635 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2637 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2638 Janis Johnson <janis187@us.ibm.com>
2641 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2642 (TARGET_INSTANTIATE_DECLS): Likewise.
2643 * target.h (expand_to_rtl_hook): New target hook.
2644 (instantiate_decls): Likewise.
2645 * function.c (instantiate_decl): Make non-static. Rename to...
2646 (instantiate_decl_rtl): ... this.
2647 (instantiate_expr): Use instantiate_decl_rtl.
2648 (instantiate_decls_1): Likewise.
2649 (instantiate_decls): Likewise.
2650 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2651 * function.h (instantiate_decl_rtl): Add prototype.
2652 * cfgexpand.c (target.h): New include.
2653 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2654 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2655 (TARGET_INSTANTIATE_DECLS): Likewise.
2656 (TARGET_INITIALIZER): New target hooks added.
2657 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2659 * config/rs6000/rs6000.c (tree-flow.h): New include.
2660 (machine_function): Add sdmode_stack_slot field.
2661 (rs6000_alloc_sdmode_stack_slot): New function.
2662 (rs6000_instantiate_decls): Likewise.
2663 (rs6000_secondary_memory_needed_rtx): Likewise.
2664 (rs6000_check_sdmode): Likewise.
2665 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2666 (TARGET_INSTANTIATE_DECLS): Likewise.
2667 (rs6000_hard_regno_mode_ok): Allow SDmode.
2668 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2669 (rs6000_emit_move): Handle SDmode.
2670 (function_arg_advance): Likewise.
2671 (function_arg): Likewise.
2672 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2673 SDmode var args for 32-bit compiles.
2674 (rs6000_secondary_reload_class): Handle SDmode.
2675 (rs6000_output_function_epilogue): Likewise.
2676 (rs6000_function_value): Simplify if statement.
2677 (rs6000_libcall_value): Likewise.
2678 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2679 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2680 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2681 (movsd_hardfloat): New define_insn.
2682 (movsd_softfloat): Likewise.
2683 (movsd_store): Likewise.
2684 (movsd_load): Likewise.
2685 (extendsddd2): Likewise.
2686 (extendsdtd2): Likewise.
2687 (truncddsd2): Likewise.
2688 (movdd_hardfloat64): Fixup comment.
2689 (UNSPEC_MOVSD_LOAD): New constant.
2690 (UNSPEC_MOVSD_STORE): Likewise.
2692 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2695 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2697 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2698 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2699 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2702 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2705 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2706 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2707 __LONGDOUBLE128 too.
2708 * config/rs6000/aix61.h: New file.
2710 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2712 PR rtl-optimization/34959
2713 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2714 popcount and parity rtxes the same mode as their operand.
2715 Truncate or extend the result to the return value's mode
2718 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2721 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2722 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2723 to GOT_VERSION_REGNUM.
2724 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2725 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2726 * config/mips/mips.c (mips_emit_call_insn): New function.
2727 (mips_call_tls_get_addr): Call mips_expand_call directly.
2728 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2730 (mips16_build_call_stub): Likewise. Return the call insn or null.
2731 (mips_expand_call): Update the call to mips16_build_call_stub
2732 accordingly and a remove redundant condition. Assert that MIPS16
2733 stubs do not use lazy binding. Use mips_emit_call_insn and return
2735 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2737 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2738 (mips_avoid_hazard): Remove hazard_set handling.
2739 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2740 (UNSPEC_RESTORE_GP): ...this.
2741 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2742 (FAKE_CALL_REGNO): Rename to...
2743 (GOT_VERSION_REGNUM): ...this.
2744 (type): Add "ghost" value. Add an associated insn reservation.
2745 (hazard_set): Remove.
2746 (exception_receiver): Rename to...
2747 (restore_gp): ...this and update the unspec identifier accordingly.
2748 (exception_receiver, nonlocal_got_receiver): New expanders.
2749 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2750 FAKE_CALL_REGNO. Remove hazard_set attribute.
2751 (set_got_version, update_got_version): New patterns.
2753 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2756 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2758 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2761 * doc/install.texi2html: Generate gcc-vers.texi.
2763 2008-01-25 DJ Delorie <dj@redhat.com>
2765 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2767 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2769 * config/c4x: Remove directory.
2770 * config.gcc (crx-*, mt-*): Mark obsolete.
2771 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2772 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2773 sh-*-rtemscoff*): Remove cases.
2774 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2775 * real.c (encode_c4x_single, decode_c4x_single,
2776 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2777 c4x_extended_format): Remove.
2778 * real.h (c4x_single_format, c4x_extended_format): Remove.
2779 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2781 (Pragmas): Remove comment about c4x pragmas.
2782 * doc/install.texi (c4x): Remove target-specific instructions.
2783 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2784 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2785 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2786 refer to C4x source files as examples.
2787 (C4X_FLOAT_FORMAT): Remove documentation.
2789 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2791 * config/bfin/bfin.c (override_options): Reorder tests so that
2792 flag_pic gets enabled for -msep-data.
2794 2008-01-25 Richard Guenther <rguenther@suse.de>
2797 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2798 to its bitfield precision if required.
2800 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2803 * tree-nested.c (walk_omp_for): New function.
2804 (convert_nonlocal_reference, convert_local_reference): Call
2805 walk_omp_for on OMP_FOR.
2806 (convert_call_expr): Call walk_body on OMP_FOR's
2807 OMP_FOR_PRE_INIT_BODY.
2809 2008-01-25 Richard Guenther <rguenther@suse.de>
2811 PR tree-optimization/34966
2812 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2813 default defs and PHI_NODEs we have to insert after the
2816 2008-01-24 Nick Clifton <nickc@redhat.com>
2818 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2819 Provide a default definition.
2820 (LIBGCC2_UNITS_PER_WORD): Likewise.
2822 * config/stormy16/stormy16.c: Include df.h for the prototype
2823 for df_regs_ever_live_p.
2824 (xstormy16_expand_builtin_va_start): Convert the stack offset
2825 into a component_ref and then use POINTER_PLUS_EXPR to add it
2826 to the incoming_virtual_args_rtx.
2827 (xstormy16_gimplify_va_arg_expr): Rename to
2828 xstormy16_gimplify_va_arg_expr.
2829 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2830 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2831 xstormy16_gimplify_va_arg_expr.
2832 Fix up some formatting issues.
2834 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2835 Move to predicates.md.
2836 (xs_hi_general_operand): Likewise.
2837 (xs_hi_nonmemory_operand): Likewise.
2838 * config/stormy16/predicates.md:
2839 (xstormy16_carry_plus_operand): New predicate.
2840 (xs_hi_general_operand): New predicate.
2841 (xs_hi_nonmemory_operand): New predicate.
2842 * config/stormy16/stormy16-protos.h:
2843 (xstormy16_carry_plus_operand): Delete prototype.
2844 (xs_hi_general_operand): Likewise.
2845 (xs_hi_nonmemory_operand): Likewise.
2847 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2848 modifiers as they are no longer needed and they can trigger
2849 reload spill failures.
2851 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2852 with a match_operand in order to help reload.
2854 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2855 constraint with 'e' for the 8th alternative as this version of
2856 the mov.w instruction only accepts the lower 8 registers.
2858 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2861 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2862 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2865 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2868 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2870 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2872 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2874 (remove_structure): Update allocations list before removing structure.
2876 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2878 * ipa-struct-reorg.c (is_safe_cond_expr,
2879 create_new_stmts_for_cond_expr): Use integer_zerop function,
2880 that recognize not only zero-pointer, but zero-integer too.
2882 2008-01-25 Ben Elliston <bje@au.ibm.com>
2885 * fixproto: Escape "." in sed expression that strips leading "./".
2887 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2890 * gcc.c (SWITCH_OK): Removed.
2891 (SWITCH_LIVE): Changed to bit.
2892 (SWITCH_FALSE): Likewise.
2893 (SWITCH_IGNORE): Likewise.
2894 (switchstr): Change live_cond to unsigned int.
2895 (process_command): Replace SWITCH_OK with 0.
2896 (do_self_spec): Likewise.
2897 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2898 (give_switch): Likewise.
2899 (used_arg): Likewise.
2900 (do_spec_1): Set the SWITCH_IGNORE bit.
2901 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2902 bits. Set the SWITCH_LIVE bit.
2904 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2906 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2908 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2910 PR tree-optimization/34472
2911 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2912 parameter to a "bool *" and set *DATA to false if there is
2913 an unsafe access. Do not delete the structure here.
2914 (check_cond_exprs): Delete it here instead.
2915 (check_cond_exprs, exclude_cold_structs): Do not increase
2916 I when removing a structure.
2918 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2921 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2922 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2924 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2927 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2928 a fixed vector for stack.
2930 2008-01-24 Ben Elliston <bje@au.ibm.com>
2933 * doc/gcc.texi (Software development): Add a direntry for g++.
2935 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2937 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2938 stale and straggling -fforce-addr comments above.
2940 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2942 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2943 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2945 2008-01-23 Michael Matz <matz@suse.de>
2948 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2951 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2953 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2956 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2958 * config/avr/avr.c (avr_current_arch): New variable.
2959 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2960 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2961 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2962 (avr_override_options): Init 'avr_current_arch'.
2963 (base_arch_s): Move from here...
2964 * config/avr/avr.h (base_arch_s): ... here. Add new members
2965 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
2966 'mega' to 'have_jmp_call'.
2967 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
2968 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
2970 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
2972 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2973 MULTILIB_MATCHES): (Ditto.).
2975 2008-01-23 Richard Guenther <rguenther@suse.de>
2978 * cgraphunit.c (cgraph_reset_node): Always mark the node
2979 not reachable if it is not queued already.
2981 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
2983 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2984 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2985 (cputype_selected): New static variable.
2986 (bfin_handle_option): Set it if -mcpu is used.
2987 (override_option): Select default set of workarounds if no cpu type
2988 selected on the command line.
2989 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2991 From Michael Frysinger <michael.frysinger@analog.com>
2992 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2993 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2995 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2996 for bf547, bf523, bf524, and bf526.
2997 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
2999 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3000 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3001 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3002 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3003 * doc/invoke.texi (Blackfin Options): Document that
3004 -mcpu now accept bf547, bf523, bf524, and bf526.
3006 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3008 PR rtl-optimization/34628
3009 * combine.c (try_combine): Stop and undo after the first combination
3010 if an autoincrement side-effect on the first insn has effectively
3013 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3016 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3017 Offset addresses are not valid for Altivec or paired float modes.
3019 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3022 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3023 if DECL_INITIAL (decl) is error_mark_node.
3026 * c-common.c (handle_vector_size_attribute): Only allow
3027 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3028 the same way as pointer, array etc. types.
3029 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3032 * tree.c (build_type_attribute_qual_variant): Call
3033 build_qualified_type if attributes are equal, but quals are not.
3035 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3038 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3039 * flags.h (warn_strict_aliasing): Remove.
3040 (warn_strict_overflow): Remove.
3041 * opts.c (warn_strict_aliasing): Remove.
3042 (warn_strict_overflow): Remove.
3043 * c-opts.c (c_common_handle_option): -Wall only sets
3044 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3045 (c_common_post_options): Give default values to -Wstrict-aliasing
3046 and -Wstrict-overflow if they are uninitialized.
3047 * common.opt (Wstrict-aliasing): Specify Var and Init.
3048 (Wstrict-overflow): Likewise.
3050 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3052 PR rtl-optimization/26854
3053 PR rtl-optimization/34400
3054 PR rtl-optimization/34884
3055 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3057 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3058 (df_rd_bb_info.expanded_lr_out): Deleted
3059 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3060 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3061 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3062 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3063 Removed code to allocate, initialize or free expanded_lr_out.
3064 (df_rd_bb_local_compute_process_def): Restructured to make more
3066 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3067 sets if the sets are being trimmed.
3069 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3072 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3073 (as_vers): Likewise.
3074 * configure: Regenerated.
3076 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3079 * tree-pass.h (pass_build_alias): New pass.
3080 * tree-ssa-alias.c (gate_build_alias): New.
3081 (pass_build_alias): New.
3082 * passes.c (init_optimization_passes): Add pass_build_alias after
3083 pass_create_structure_vars.
3085 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3087 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3088 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3089 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3090 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3091 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3092 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3093 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3094 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3095 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3096 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3097 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3098 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3099 * config/s390/s390.md (FP_ALL): New mode iterator.
3100 (_d): New mode attribute.
3101 ("*signbit<mode>2>"): Changed mode of first operand.
3102 ("isinf<mode>2"): Changed mode of first operand.
3103 ("*TDC_insn"): Adaptation for DFP modes.
3105 2008-01-22 Ben Elliston <bje@au.ibm.com>
3107 * tree.c (check_qualified_type): Improve function description.
3109 2008-01-21 Jason Merrill <jason@redhat.com>
3112 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3113 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3116 2008-01-21 DJ Delorie <dj@redhat.com>
3118 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3121 2008-01-21 Richard Guenther <rguenther@suse.de>
3124 * tree-cfg.c (verify_expr): Allow all invariant expressions
3125 instead of just constant class ones as reference argument.
3126 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3127 like any other constant.
3128 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3130 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3132 * regmove.c (fixup_match_1): Update call crossed frequencies.
3134 2008-01-21 Richard Guenther <rguenther@suse.de>
3137 * tree-inline.c (setup_one_parameter): Deal with mismatched
3138 types using a VIEW_CONVERT_EXPR.
3140 2008-01-21 Alon Dayan <alond@il.ibm.com>
3141 Olga Golovanevsky <olga@il.ibm.com>
3143 PR tree-optimization/34701
3144 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3145 when the structure size is not a power of 2.
3147 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3149 * doc/install.texi: Add doc for --enable-checking=df.
3151 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3153 PR rtl-optimization/34808
3154 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3156 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3158 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3161 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3163 PR rtl-optimization/26854
3164 PR rtl-optimization/34400
3165 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3167 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3168 (df_rd_bb_info.expanded_lr_out): New.
3169 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3170 * loop_iv.c (iv_analysis_loop_init): Ditto.
3171 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3172 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3173 Added code to allocate, initialize or free expanded_lr_out.
3174 (df_rd_bb_local_compute_process_def): Restructured to make
3175 more understandable.
3176 (df_rd_confluence_n): Add code to do nothing with fake edges and
3177 code to no apply invalidate_by_call sets if the sets are being trimmed.
3178 (df_lr_local_finalize): Renamed to df_lr_finalize.
3179 (df_live_local_finalize): Renamed to df_live_finalize.
3181 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3184 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3185 deciding whether to use reciprocal instructions.
3187 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3189 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3190 dwarf2out_note_section_used if cold_text_section is NULL.
3192 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3194 PR gcov-profile/34610
3195 * tree-cfg.c (make_edges): Mark both outgoing edges from
3196 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3197 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3198 from OMP_FOR and OMP_CONTINUE outgoing edges.
3200 * tree-profile.c (tree_profiling): Return early if
3201 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3203 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3204 from cfun to child_cfun.
3205 * function.h (struct function): Add after_tree_profile bit.
3207 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3209 * config/avr/avr.S (_exit): Disable interrupt.
3211 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3212 Steven Bosscher <stevenb.gcc@gmail.com>
3214 PR rtl-optimization/26854
3215 PR rtl-optimization/34400
3216 * df-problems.c (df_live_scratch): New scratch bitmap.
3217 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3218 (df_live_reset): Clear the proper bitmaps.
3219 (df_live_bb_local_compute): Only process the artificial defs once
3220 since the order is not important.
3221 (df_live_init): Init the df_live sets only with the variables
3222 found live by df_lr.
3223 (df_live_transfer_function): Use the df_lr sets to prune the
3224 df_live sets as they are being computed.
3225 (df_live_free): Free df_live_scratch.
3227 2008-01-18 Ian Lance Taylor <iant@google.com>
3229 * common.opt: Add fmerge-debug-strings.
3230 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3231 flag_merge_debug_strings rather than flag_merge_constants.
3232 * doc/invoke.texi (Option Summary): Mention
3233 -fmerge-debug-strings.
3234 (Debugging Options): Document -fmerge-debug-strings.
3236 2008-01-18 Ian Lance Taylor <iant@google.com>
3239 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3240 (struct tree_function_decl): Add new field operator_new_flag.
3241 * tree-inline.c (expand_call_inline): When inlining a call to
3242 operator new, force the return value to go into a variable, and
3243 set DECL_NO_TBAA_P on that variable.
3244 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3246 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3249 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3250 DWARF2_DEBUGGING_INFO.
3251 (dwarf2out_note_section_used): Ditto. Add prototype.
3252 (have_multiple_function_sections, text_section_used,
3253 cold_text_section_used, *cold_text_sections): Move declarations
3256 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3258 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3259 field and add signal_ra.
3260 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3261 assignments to frame state pc. Move end of stack check after
3262 MD_FALLBACK_FRAME_STATE_FOR.
3263 (uw_update_context_1): Use frame state signal_regs if set, instead
3264 of checking signal_frame flag.
3265 (uw_update_context): Use frame state signal_ra if set.
3266 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3267 * config/xtensa/linux-unwind.h: New file.
3269 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3271 * modulo-sched.c (get_sched_window): Fix comment typo.
3273 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3275 PR tree-optimization/34648
3276 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3278 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3280 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3281 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3283 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3285 PR rtl-optimization/34400
3286 * df-core.c (df_worklist_dataflow_overeager,
3287 df_worklist_dataflow_doublequeue): New functions.
3288 (df_worklist_dataflow): Two different worklist solvers.
3289 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3292 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3295 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3296 and ftree-parallelize-loops.
3298 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3300 PR rtl-optimization/34826
3301 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3303 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3305 * global.c (find_reg): Mark the eh regs as used if necessary.
3306 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3307 * ra.h (struct allocno): no_eh_reg field added. Changed
3308 no_stack_reg type to bitfield.
3310 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3312 * tree.c (substitute_in_expr): Add missing 'break'.
3314 2008-01-17 Richard Guenther <rguenther@suse.de>
3316 PR tree-optimization/34825
3317 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3318 x / x as division to handle.
3320 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3322 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3323 "-pthread" is specified.
3324 * pa-hpux11.h (LIB_SPEC): Likewise.
3326 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3327 Peter Bergner <bergner@vnet.ibm.com>
3329 PR rtl-optimization/33796
3330 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3332 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3334 PR libgfortran/34699
3335 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3337 * pa-hpux10.h (LINK_SPEC): Likewise.
3338 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3340 2008-01-16 Richard Guenther <rguenther@suse.de>
3343 * fold-const.c (fold_convert_const_int_from_int): Do not
3344 set overflow if that occured only because of a sign extension
3345 change when converting from/to a sizetype with the same
3346 precision and signedness.
3348 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3351 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3352 location address to the correct place. Update copyright year.
3354 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3356 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3357 no dependences in the dependence_relations vector.
3359 2008-01-16 Jan Hubicka <jh@suse.cz>
3361 PR rtl-optimization/31396
3362 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3363 * cfg.c (dump_reg_info): Print it.
3364 * regs.h (struct reg_info_t): add freq_calls_crossed.
3365 (REG_FREQ_CALLS_CROSSED): New macro.
3366 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3367 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3368 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3369 regmove_optimize): Update call crossed frequencies.
3370 * local-alloc.c (struct qty): Add freq_calls_crossed.
3371 (alloc_qty): Copute freq_calls_crossed.
3372 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3373 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3374 * ra.h (struct allocno): Add freq_calls_crossed.
3376 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3378 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3379 libgomp when compiling with ftree-parallelize-loops.
3380 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3382 2008-01-16 Richard Guenther <rguenther@suse.de>
3384 PR tree-optimization/34769
3385 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3386 * tree.c (int_cst_value): Instead make this function more
3387 permissive in what it accepts as valid input. Document this
3388 function always sign-extends the value.
3390 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3391 Richard Guenther <rguenther@suse.de>
3394 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3395 (gimple_fold_indirect_ref_rhs): ... this.
3396 (gimple_fold_indirect_ref): New function with foldings
3397 that preserve lvalueness.
3398 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3399 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3400 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3401 to fold an INDIRECT_REF, fall back to the old use of
3402 fold_indirect_ref_1.
3404 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3406 * tree-data-ref.c (subscript_dependence_tester_1): Call
3407 free_conflict_function.
3408 (compute_self_dependence): Same.
3410 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3413 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3414 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3416 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3417 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3418 for DWARF2_UNWIND_INFO targets.
3420 2008-01-16 Richard Guenther <rguenther@suse.de>
3423 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3424 type qualifiers for function types.
3426 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3428 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3429 loop_iterator li from previous commit.
3431 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3433 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3435 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3437 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3438 (parallelize_loops): Don't parallelize irreducible components.
3440 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3443 * c-opts (c_common_post_options): Do not enable CPP
3444 flag_pedantic_errors by default.
3446 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3448 PR rtl-optimization/31944
3449 * cse.c (remove_pseudo_from_table): New function.
3450 (merge_equiv_classes): Use above function to remove pseudo-registers.
3451 (invalidate): Likewise.
3453 2008-01-13 Richard Guenther <rguenther@suse.de>
3456 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3457 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3459 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3461 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3462 validate_change to unshare the source of the PC set.
3464 2008-01-12 Jan Hubicka <jh@suse.cz>
3467 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3468 references above array bounds. This might trigger bounds checks for
3471 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3473 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3474 new_replaceable_dependencies.
3476 2008-01-12 Doug Kwan <dougkwan@google.com>
3478 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3479 instead of OPT_Wreturn_type in warning due to ignored return type
3481 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3482 options included in -Wextra.
3483 * c.opt: New option -Wignored_qualifiers.
3484 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3485 -Wignore_qualifiers.
3486 (-Wignored-qualifiers): Document.
3487 (-Wreturn-type): Remove description of functionality now handled
3488 by -Wignored-qualifiers.
3490 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3493 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3494 NOP_EXPR if it is between integral types with the same precision.
3496 2008-01-12 Jan Hubicka <jh@suse.cz>
3499 * invoke.texi (max-inline-recursive-depth): Fix default value.
3501 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3503 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3506 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3508 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3510 2008-01-11 James E. Wilson <wilson@specifix.com>
3513 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3515 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3517 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3518 save/restore frame pointer register and don't use 'call-prologues'
3519 optimization in function with "OS_task" attribute.
3521 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3524 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3525 when copying to memory.
3527 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3529 PR rtl-optimization/30905
3530 * cfgcleanup.c: Include dce.h
3531 (crossjumps_occured): New global variable.
3532 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3533 If something changed, set crossjumps_occured to true.
3534 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3535 Don't add/remove fake edges to exit here...
3536 (cleanup_cfg): ...but do it here, when crossjumping.
3537 Run a fast DCE when successful crossjumps occured in the latest
3538 iteration of try_optimize_cfg.
3540 2008-01-11 Richard Guenther <rguenther@suse.de>
3542 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3543 (struct vn_unary_op_s): Likewise.
3544 (vn_reference_insert): Free old reference on hash collision.
3546 2008-01-10 Raksit Ashok <raksit@google.com>
3548 PR rtl-optimization/27971
3549 * combine.c (find_split_point): Split PLUS expressions which are
3550 inside a MEM rtx, and whose first operand is complex.
3552 2008-01-10 DJ Delorie <dj@redhat.com>
3554 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3555 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3556 (m32c_hard_regno_ok): Call the underlying function.
3558 2008-01-10 Richard Guenther <rguenther@suse.de>
3561 * tree-cfg.c (tree_merge_blocks): Do not go through the
3562 full-blown folding and stmt updating path if we just deal
3563 with virtual operands.
3564 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3565 test for abnormal SSA_NAMEs.
3567 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3570 * reload.c (push_reload): Add assertions. All constants from
3571 reg_equiv_constant should have been used for replacing the respective
3573 (find_reloads_address): Invoke find_reloads_address_part for
3574 constant taken from the reg_equiv_constant array.
3576 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3578 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3579 field (valnum) the first in the struct. Replace bools with
3582 2008-01-10 Richard Guenther <rguenther@suse.de>
3584 PR tree-optimization/34651
3585 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3586 types and ordering for masking and converting.
3588 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3590 PR tree-optimization/34017
3591 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3592 also for PHI_NODE expressions.
3594 2008-01-09 Jan Hubicka <jh@suse.cz>
3596 PR tree-optimization/34708
3597 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3598 based on number of case labels.
3599 (init_inline_once): Remove switch_cost.
3600 * tree-inline.h (eni_weights_d): Remove switch_cost.
3602 2008-01-09 Richard Guenther <rguenther@suse.de>
3603 Andrew Pinski <andrew_pinski@playstation.sony.com>
3606 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3607 temporary if an rvalue is ok or an lvalue is not required.
3609 2008-01-09 Richard Guenther <rguenther@suse.de>
3612 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3615 2008-01-09 Richard Guenther <rguenther@suse.de>
3618 * tree.c (host_integerp): Check for sizetype only if the
3619 type is an integer type.
3621 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3624 * opts.c (decode_options): Disable inlining of functions called
3625 once if not in unit-at-a-time mode.
3627 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3629 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3631 2008-01-08 Richard Guenther <rguenther@suse.de>
3634 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3635 out early if the result will be unused.
3637 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3642 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3643 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3646 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3648 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3649 for vectorization tuned.
3651 2008-01-08 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/34683
3654 * tree-ssa-operands.c (operand_build_cmp): Export.
3655 * tree-ssa-operands.h (operand_build_cmp): Declare.
3656 * tree-vn.c (vuses_compare): Remove.
3657 (sort_vuses): Use operand_build_cmp.
3658 (sort_vuses_heap): Likewise.
3659 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3660 to re-use old VEC if available. Do not sort already sorted VUSEs.
3661 (vdefs_to_vec): Do not sort already sorted VDEFs.
3663 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3666 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3668 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3671 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3672 limitations of reciprocal sequences on x86 targets.
3674 2008-01-08 Richard Guenther <rguenther@suse.de>
3676 PR tree-optimization/34683
3677 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3679 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3682 * config/darwin.c (darwin_mergeable_string_section): Don't use
3683 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3685 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3688 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3689 negxf2. Macroize expander using X87MODEF mode iterator. Change
3690 predicates of op0 and op1 to register_operand.
3691 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3692 expander using X87MODEF mode iterator. Change predicates of
3693 op0 and op1 to register_operand.
3694 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3695 corresponding patterns and macroize using MODEF macro. Change
3696 predicates of op0 and op1 to register_operand and remove
3697 "m" constraint. Disparage "r" alternative with "!".
3698 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3699 macroize using X87MODEF macro. Change predicates of op0 and op1
3700 to register_operand and remove "m" constraint. Disparage "r"
3701 alternative with "!".
3702 (absneg splitter with memory operands): Remove.
3703 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3704 patterns and macroize using X87MODEF mode iterator.
3705 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3706 Change predicate of op1 to register_operand.
3707 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3708 for memory operands.
3710 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3712 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3714 2008-01-07 Richard Guenther <rguenther@suse.de>
3716 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3719 2008-01-07 Richard Guenther <rguenther@suse.de>
3721 PR tree-optimization/34683
3722 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3723 VOPs of the needed size to save memory. Use VEC_quick_push
3724 to save compile-time.
3725 (vdefs_to_vec): Likewise.
3727 2008-01-07 Sa Liu <saliu@de.ibm.com>
3729 * config/spu/spu.md (divdf3): Genetate inline code for double
3730 division. The implementation doesn't handle INF or NAN, therefore it
3731 only applies when -ffinite-math-only is given.
3733 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3736 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3737 * doc/cpp.texi ([Common Predefined Macros]): Document.
3739 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3742 order to use commutative addition instead of subtraction.
3744 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3745 Mircea Namolaru <namolaru@il.ibm.com>
3746 Vladimir Yanovsky <yanov@il.ibm.com>
3747 Revital Eres <eres@il.ibm.com>
3749 PR tree-optimization/34263
3750 * tree-outof-ssa.c (process_single_block_loop_latch,
3751 contains_tree_r): New functions.
3752 (analyze_edges_for_bb): Call process_single_block_loop_latch
3753 function to empty single-basic-block latch block if possible.
3755 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3759 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3761 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3763 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3765 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3767 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3769 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3771 PR tree-optimization/34618
3772 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3775 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3779 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3780 Update copyright year.
3782 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3783 Update copyright year.
3784 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3787 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3789 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3790 edge does not point to current bb before changing need_assert.
3792 2008-01-04 Richard Guenther <rguenther@suse.de>
3795 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3796 for verifying purposes if they are is_gimple_min_invariant.
3798 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3800 PR tree-optimization/34448
3801 PR tree-optimization/34465
3802 * gimplify.c (gimplify_init_constructor): Add new parameter
3803 notify_temp_creation. Use it.
3804 (gimplify_modify_expr_rhs): Take volatiles into account when
3805 optimizing constructors.
3806 Do not optimize constructors if gimplify_init_constructor will dump to
3808 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3809 * gcc.c-torture/compile/pr34448.c: New.
3811 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3813 PR gcov-profile/34609
3814 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3815 return_slot if result is TREE_ADDRESSABLE.
3817 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3819 * config/mips/mips.md (sqrt_condition): Tweak comment.
3820 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3822 2008-01-03 Tom Tromey <tromey@redhat.com>
3825 * c-common.c (c_type_hash): Handle VLAs.
3827 2008-01-03 Jan Hubicka <jh@suse.cz>
3829 PR tree-optimization/31081
3830 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3831 0 when inlining and not inlining to first basic block.
3832 (remap_decl): When var is initialized to 0, don't set default_def.
3833 (expand_call_inline): Set entry_bb.
3834 * tree-inline.h (copy_body_data): Add entry_bb.
3836 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3839 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3842 PR tree-optimization/29484
3843 * tree-inline.c (inline_forbidden_p_2): New function.
3844 (inline_forbidden_p): Disallow inlining if some static var
3845 has an address of a local LABEL_DECL in its initializer.
3846 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3849 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3851 PR tree-optimization/34635
3852 * tree-data-ref.c (add_other_self_distances): Make sure that the
3853 evolution step is constant.
3855 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3858 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3860 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3862 * tree-sra.c (scalarize_init): Insert the generate_element_init
3863 statements after the generate_element_zero statements.
3865 2008-01-02 Richard Guenther <rguenther@suse.de>
3869 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3870 for very large number of operands instead of ICEing.
3872 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3875 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3876 while stack probing.
3878 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3880 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3883 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3886 * tree-mudflap.c (mx_register_decls): Guard warning by
3887 !DECL_ARTIFICIAL check.
3889 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3891 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3892 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3893 sse5_perm<mode>): Fix constraints.