1 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5 conversion to the operands of a multiplication.
7 2008-03-12 Richard Guenther <rguenther@suse.de>
9 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
11 * timevar.def (TV_TREE_PHIPROP): Add.
12 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
13 pass description. Use TV_TREE_PHIPROP.
14 * tree-ssa-forwprop.c: Remove phiprop code.
16 2008-03-12 Jakub Jelinek <jakub@redhat.com>
19 * omp-low.c (maybe_lookup_decl): Constify first argument.
20 (use_pointer_for_field): Change last argument from bool to
21 omp_context *. Disallow shared copy-in/out in nested
22 parallel if decl is shared in outer parallel too.
23 (build_outer_var_ref, scan_sharing_clauses,
24 lower_rec_input_clauses, lower_copyprivate_clauses,
25 lower_send_clauses, lower_send_shared_vars): Adjust callers.
27 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
28 Ira Rosen <irar@il.ibm.com>
30 * tree-vectorizer.c (free_stmt_vec_info): New function.
31 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
32 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
33 * tree-vectorizer.h (free_stmt_vec_info): Declare.
34 * tree-vect-transform.c (vectorizable_conversion): Free
35 vec_oprnds0 if it was allocated.
36 (vect_permute_store_chain): Remove unused VECs.
37 (vectorizable_store): Free VECs that are allocated in the..
39 (vect_transform_strided_load, vectorizable_load): Likewise.
40 (vect_remove_stores): Simplify the code.
41 (vect_transform_loop): Move code to vect_remove_stores().
42 Call vect_remove_stores() and free_stmt_vec_info().
44 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
46 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
47 TARGET_HPUX. Revise comment.
48 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
49 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
50 Use sr4 variant of `be' instruction when not generating PIC code.
51 (attr_length_call): Adjust for above change.
53 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
55 * ipa-reference.c (static_execute): Remove module_statics_const and
56 associated setting code.
58 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
61 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
62 constraint for operand 1.
63 (paritysi2_cmp): Use register_operand constraint for operand 2.
64 Use earlyclobber modifier for operand 1. Remove support for
66 (paritydi2_cmp): Use register_operand constraint for operand 3.
67 Use earlyclobber modifier for operand 1. Remove support for
70 2008-03-11 Paul Brook <paul@codesourcery.com>
71 Vladimir Prus <vladimir@codesourcery.com>
73 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
74 (arm_compute_save_reg0_reg12_mask): Always
75 check if register 11 must be saved. Always safe hard frame pointer
76 when frame_pointer_needeed.
77 (arm_compute_save_reg_mask): Save IP and PC
78 only with apcs frames.
79 (arm_output_epilogue): Adjust Thumb2 codepath to
80 be also invoked and work for ARM non-apcs frames.
81 (arm_expand_prologue): Don't bother saving IP
82 for non-apcs frame, since it's not clobbered by
83 prologue code. Implement non-apcs frame
86 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
88 PR rtl-optimization/35281
89 * expr.c (convert_move): Use a new pseudo for the intermediate
90 from_mode->word_mode result.
92 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
94 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
95 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
96 * toplev.c (compile_file): Don't call it.
98 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
101 * expr.c (store_expr): Call emit_block_move if the mode
102 of "temp" RTX is BLKmode.
104 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
105 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/31358
108 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
109 the step with a NULL_TREE.
110 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
111 to sizetype if type is a pointer type.
112 (add_candidate_1): Don't convert the base and step to
113 the generic type if the orginal type is a pointer type.
114 (add_iv_value_candidates): Use sizetype for the step
115 if type is a pointer type.
116 (cand_value_at): Likewise.
117 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
119 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
120 Don't convert the tem affine to the type.
121 (add_elt_to_tree): Use sizetype for the step if a pointer.
122 Use POINTER_PLUS_EXPR for pointers.
123 (aff_combination_to_tree): Use sizetype for the step if a
126 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
128 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
129 Remove commutativity hint.
131 2008-03-10 Jakub Jelinek <jakub@redhat.com>
135 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
136 errorneous type. Check that v is a VAR_DECL.
139 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
141 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
143 PR tree-optimization/35494
144 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
145 may be overriden at link and run time.
147 2008-03-10 Richard Guenther <rguenther@suse.de>
149 PR tree-optimization/34677
150 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
151 (poolify_tree): Likewise.
152 (modify_expr_template): Likewise.
153 (poolify_modify_stmt): Likewise.
154 (insert_fake_stores): Handle all component-ref style stores
155 in addition to INDIRECT_REF. Also handle complex types.
156 Do not poolify the inserted load.
157 (realify_fake_stores): Do not rebuild the tree but only
158 make it a SSA_NAME copy.
159 (init_pre): Remove initialzation of modify_expr_template.
160 Do not allocate modify_expr_node_pool.
161 (fini_pre): Do not free modify_expr_node_pool.
163 2008-03-10 Paul Brook <paul@codesourcery.com>
165 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
168 2008-03-10 Paul Brook <paul@codesourcery.com>
169 Mark Shinwell <shinwell@codesourcery.com>
171 * config/arm/cortex-r4.md: New.
172 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
174 * config/arm/arm.md: Include cortex-r4.md.
175 (insn): Add smmls, sdiv and udiv values.
176 (generic_sched): Don't use generic scheduling for Cortex-R4.
177 (arm_issue_rate): New function.
178 (TARGET_SCHED_ISSUE_RATE): Define.
180 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
182 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
184 2008-03-10 Richard Guenther <rguenther@suse.de>
186 * tree-ssa-pre.c (get_sccvn_value): Simplify.
187 (compute_avail): Do not add stmt uses to AVAIL_OUT.
189 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
191 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
194 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
196 * c.opt (Wsynth): Deprecate.
197 * doc/invoke.texi (Option Summary, Warning Options): Document
198 -Wno-format-contains-nul.
200 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
203 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
204 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
206 2008-03-09 Ira Rosen <irar@il.ibm.com>
208 * config/rs6000/rs6000.c (builtin_description): Rename vector
209 left shift operations.
210 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
211 (altivec_vsl<VI_char>): Rename to ...
212 (ashl<mode>3): ... new name.
213 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
215 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
217 2008-03-08 Richard Guenther <rguenther@suse.de>
219 * coverage.h (tree_coverage_counter_addr): Declare.
220 * coverage.c (tree_coverage_counter_addr): New function.
221 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
223 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
224 (tree_gen_one_value_profiler): Likewise.
225 (tree_gen_ic_profiler): Likewise.
226 (tree_gen_average_profiler): Likewise.
227 (tree_gen_ior_profiler): Likewise.
229 2008-03-08 Richard Guenther <rguenther@suse.de>
231 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
232 (vn_binary_op_insert): Likewise.
233 (vn_unary_op_lookup): Likewise.
234 (vn_unary_op_insert): Likewise.
235 (vn_nary_op_lookup): Declare.
236 (vn_nary_op_insert): Likewise.
237 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
238 and binary hashes, use a single obstack for unary_op_pool
240 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
241 a single struct vn_nary_op_s. Store tree code length and
242 a variable number of operands.
243 (struct vn_reference_op_struct): Remove unused op2.
244 (vn_reference_op_eq): Do not compare op2.
245 (vn_reference_op_compute_hash): Do not compute hash of op2.
246 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
247 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
248 with vn_nary_op_compute_hash.
249 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
250 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
252 (vn_unary_op_insert, vn_binary_op_insert): Replace with
254 (visit_unary_op): Call nary functions.
255 (visit_binary_op): Likewise.
256 (process_scc): Adjust for struct vn_tables_s changes.
257 (allocate_vn_table): Likewise.
258 (free_vn_table): Likewise.
259 * tree-vn.c (vn_add): Call nary functions.
260 (vn_lookup): Likewise.
262 2008-03-08 Jakub Jelinek <jakub@redhat.com>
265 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
266 wdst back after sync_compare_and_swapqhi_internal.
268 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
271 * config/i386/i386-modes.def (V1DI): New vector mode.
272 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
273 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
275 (MMXMODE): Add V1DI mode.
276 (mmxvecsize): Change DI mode to V1DI mode.
277 ("mov<mode>): Use MMXMODEI8 mode iterator.
278 ("*mov<mode>_internal_rex64"): Ditto.
279 ("*mov<mode>_internal"): Ditto.
280 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
281 ("mmx_sub<mode>3"): Ditto.
282 ("mmx_adddi3"): Remove insn pattern.
283 ("mmx_subdi3"): Ditto.
284 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
285 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
286 ("mmx_ashl<mode>3"): Ditto.
287 ("mmx_lshrdi3"): Remove insn pattern.
288 ("mmx_ashldi3"): Ditto.
289 * config/i386/i386.c (classify_argument): Handle V1DImode.
290 (function_arg_advance_32): Ditto.
291 (function_arg_32): Ditto.
292 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
293 mmx_addv1di3 insn pattern.
294 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
295 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
296 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
297 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
298 Remove definitions of built-in functions.
299 (V1DI_type_node): New node.
300 (v1di_ftype_v1di_int): Ditto.
301 (v1di_ftype_v1di_v1di): Ditto.
302 (v2si_ftype_v2si_si): Ditto.
303 (v4hi_ftype_v4hi_di): Remove node.
304 (v2si_ftype_v2si_di): Ditto.
305 (ix86_init_mmx_sse_builtins): Handle V1DImode.
306 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
307 Redefine builtins using def_builtin_const with *_ftype_*_int node.
308 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
309 Add new builtins using def_builtin_const.
310 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
311 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
312 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
313 * config/i386/mmintrin.h (__v1di): New typedef.
314 (_mm_add_si64): Cast arguments to __v1di type.
315 (_mm_sub_si64): Ditto.
316 (_mm_sll_pi16): Cast __count to __v4hi type.
317 (_mm_sll_pi32): Cast __count to __v2si type.
318 (_mm_sll_si64): Cast arguments to __v1di type.
319 (_mm_srl_pi16): Cast __count to __v4hi type.
320 (_mm_srl_pi32): Cast __count to __v2si type.
321 (_mm_srl_si64): Cast arguments to __v1di type.
322 (_mm_sra_pi16): Cast __count to __v4hi type.
323 (_mm_sra_pi32): Cast __count to __v2si type.
324 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
325 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
326 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
327 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
328 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
329 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
330 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
331 (_mm_srai_pi32): Use __builtin_ia32_psradi.
332 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
333 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
334 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
335 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
337 2008-03-07 Joseph Myers <joseph@codesourcery.com>
339 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
341 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
344 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
345 reg+const addressing for Altivec modes. Don't generate reg+reg
346 addressing for TFmode or TDmode quantities.
348 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
350 * c-common.c (vector_types_convertible_p): Call langhook
351 instead of comptypes.
353 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
356 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
357 integral and scalar float variables which have a
360 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
362 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
363 dwarf_register_span hook when emitting unwind information for
364 register-to-memory saves.
365 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
366 (rs6000_frame_related): Remove call to spe_synthesize_frame.
368 2008-03-06 Jakub Jelinek <jakub@redhat.com>
370 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
371 for the same VAR_DECL.
373 2008-03-06 Tom Tromey <tromey@redhat.com>
376 * doc/standards.texi (Standards): Don't mention treelang.
377 * doc/invoke.texi (Overall Options): Don't mention treelang.
378 * doc/install.texi (Prerequisites): Don't mention bison or
380 (Configuration): Don't mention treelang.
381 (Building): Likewise.
382 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
384 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
386 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
387 word-extractions out of a multi-word object.
389 2008-03-06 Richard Guenther <rguenther@suse.de>
391 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
392 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
393 result type and precision.
394 * expr.c (get_inner_reference): Set unsignedp based on the result
395 type of BIT_FIELD_REF.
396 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
397 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
398 (try_instantiate_multiple_fields): Likewise. Use the correct type
400 (sra_build_assignment): Likewise.
401 (sra_build_elt_assignment): Likewise.
402 (sra_explode_bitfield_assignment): Likewise.
403 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
404 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
405 set BIT_FIELD_REF_UNSIGNED.
406 (vectorizable_load): Likewise.
408 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
410 * cse.c (cse_extended_basic_block): Invalidate artificial defs
413 2008-03-06 Richard Guenther <rguenther@suse.de>
415 * alias.c (struct alias_set_entry): Move has_zero_child field
416 to pack with alias_set.
418 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
420 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
423 2008-03-05 Ian Lance Taylor <iant@google.com>
425 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
427 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
429 * fwprop.c (update_df): Support width and offset parameters of
431 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
432 global_conflicts): Change DF_REF_EXTRACT to either
433 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
434 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
435 * df-scan.c (df_ref_record, df_defs_record,
436 df_ref_create_structure, df_def_record_1, df_uses_record,
437 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
438 df_bb_refs_collect, df_entry_block_defs_collect,
439 df_exit_block_uses_collect): Support new width and offset fields.
440 (ref_extract_pool): New storage pool.
441 (df_free_ref): New function.
442 (df_reg_chain_unlink, df_free_collection_rec,
443 df_sort_and_compress_refs): Call df_free_ref.
444 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
446 (df_ref_create_structure): Allocate df_ref_extract if offset and
447 width fields are used.
448 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
449 (df_uses_record): Get offset and width from ZERO_EXTRACT
451 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
452 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
453 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
454 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
455 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
456 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
457 (df_ref_extract): New structure.
458 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
459 (df_ref_create): Add width and offset parameters.
461 2008-03-05 Richard Guenther <rguenther@suse.de>
463 * tree-ssa-structalias.c (get_constraint_for_component_ref):
464 Use ranges_overlap_p.
465 (offset_overlaps_with_access): Rename
466 to ranges_overlap_p and move ...
467 * tree-flow-inline.h (ranges_overlap_p): ... here.
469 * tree.h (get_inner_reference, handled_component_p): Update
472 * tree.h (record_component_aliases, get_alias_set,
473 alias_sets_conflict_p, alias_sets_must_conflict_p,
474 objects_must_conflict_p): Move declarations ...
475 * alias.h (record_component_aliases, get_alias_set,
476 alias_sets_conflict_p, alias_sets_must_conflict_p,
477 objects_must_conflict_p): ... here.
479 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
481 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
483 * cfg.c: Include tree-flow.h.
484 (remove_edge_raw): Call redirect_edge_var_map_clear.
485 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
486 * tree-flow-inline.h (redirect_edge_var_map_def): New.
487 (redirect_edge_var_map_result): New.
488 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
489 PENDING_STMT use with redirect_edge_var_map_*.
490 * tree-ssa.c (edge_var_maps): New definition.
491 (redirect_edge_var_map_add): New.
492 (redirect_edge_var_map_clear): New.
493 (redirect_edge_var_map_dup): New.
494 (redirect_edge_var_map_vector): New.
495 (redirect_edge_var_map_destroy): New.
496 (ssa_redirect_edge): Replace PENDING_STMT use with
497 redirect_edge_var_map_*.
498 (flush_pending_stmts): Same.
499 (delete_tree_ssa): Destroy edge var map.
500 * tree-flow.h (struct _edge_var_map): New.
501 Define edge_var_map vector type.
502 Declare redirect_edge_var_map_* prototypes.
503 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
504 * tree-cfg.c (reinstall_phi_args): Replace
505 PENDING_STMT use with redirect_edge_var_map_*.
507 2008-03-05 Richard Guenther <rguenther@suse.de>
509 PR tree-optimization/35472
510 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
511 whose single use_stmt has a overlapping set of loaded and
512 stored symbols as that use_stmt might be a noop assignment then.
514 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
516 * gthr-rtems.h: Implement __gthread_mutex_destroy.
518 2008-03-05 Richard Guenther <rguenther@suse.de>
521 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
523 * tree-cfg.c (verify_expr): Verify it.
524 * fold-const.c (fold_truthop): Remove code generating
525 BIT_FIELD_REFs of structure bases.
526 (fold_binary): Likewise.
527 (fold_ternary): Position and size of BIT_FIELD_REFs are
528 always host integers.
529 (make_bit_field_ref): Remove.
530 (optimize_bit_field_compare): Remove.
531 (all_ones_mask_p): Remove.
533 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
536 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
537 (split_block_and_df_analyze): New. Split basic block and rebuild
539 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
541 (split_pattern_seq): Likewise.
542 (erase_matching_seqs): Likewise.
543 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
545 2008-03-04 Geoff Keating <geoffk@apple.com>
547 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
548 declaration and code.
549 (tree_invalid_nonnegative_warnv_p): Likewise.
551 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
553 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
554 examples. Truncate option-names then causing overfull hbox.
556 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
559 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
561 * configure: Rebuilt.
563 2008-03-04 Rafael Espindola <espindola@google.com>
565 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
566 (tree_unary_nonnegative_warnv_p): New.
567 (tree_binary_nonnegative_warnv_p): New.
568 (tree_single_nonnegative_warnv_p): New.
569 (tree_invalid_nonnegative_warnv_p): New.
570 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
572 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
575 * opts.c (handle_option): Postpone 'unknown option' errors only for
578 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
581 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
584 2008-03-04 Rafael Espindola <espindola@google.com>
586 * fold-const.c (tree_unary_nonzero_warnv_p): New.
587 (tree_binary_nonzero_warnv_p): New.
588 (tree_single_nonzero_warnv_p): New.
589 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
591 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
594 * fold-const.c (fold_cond_expr_with_comparison): Prevent
595 transformations for modes that have signed zeros.
596 * ifcvt.c (noce_try_abs): Ditto.
598 2008-03-04 Joseph Myers <joseph@codesourcery.com>
600 * config/i386/i386.c (override_options): Force
601 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
603 2008-03-04 Jan Hubicka <jh@suse.cz>
606 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
609 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
611 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
612 label to probe the stack.
614 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
616 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
617 (__gthr_win32_mutex_destroy): Declare.
618 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
619 __gthr_win32_mutex_destroy.
620 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
622 2008-03-03 Jan Hubicka <jh@suse.cz>
625 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
626 aggressive on inlining cold calls.
628 2008-03-03 Richard Guenther <rguenther@suse.de>
630 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
631 struct copies into the expression table.
632 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
633 (try_to_simplify): Likewise.
634 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
635 integral and pointer arguments which do not change the
636 precision to NOP_EXPRs.
637 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
638 VIEW_CONVERT_EXPR case.
640 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
642 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
643 defined in a loop at depth 0 is invariant.
644 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
645 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
646 be called at loop depth 0.
648 2008-03-02 Jakub Jelinek <jakub@redhat.com>
651 * gcc.c (process_command): Update copyright notice dates.
652 * gcov.c (print_version): Likewise.
653 * gcov-dump.c (print_version): Likewise.
654 * mips-tfile.c (main): Likewise.
655 * mips-tdump.c (main): Likewise.
657 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
660 * c-common.c (flag_permissive): Delete.
661 (constant_expression_warnings): Check flags first.
662 (constant_expression_error): New.
663 * c-common.h (flag_permissive): Delete.
664 (constant_expression_error): Declare.
665 * flags.h (flag_permissive): Declare. Update description.
666 * diagnostic.c (pedwarn): Update.
668 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
669 (permissive_error_kind): New.
670 * toplev.c (flag_permissive): Define. Update description.
671 * toplev.h (permissive_error_kind): Declare.
672 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
673 (pedwarn_c90): Use pedantic_warning_kind.
674 * c-opts.c (c_common_post_options): flag_permissive does not affect
675 flag_pedantic_errors.
677 2008-03-02 Joseph Myers <joseph@codesourcery.com>
679 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
680 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
681 __absvsi2, __absvDI2): Use unsigned arithmetic.
683 2008-03-02 Andi Kleen <ak@suse.de>
684 Richard Guenther <rguenther@suse.de>
686 * struct-equiv.c: Remove file.
687 * cfg_cleanup.c (condjump_equiv_p): Remove.
688 * Makefile.in (OBJS-common): Remove struct-equiv.o.
689 (struct-equiv.o): Remove rule.
690 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
691 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
692 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
696 * ifcvt.c (noce_process_if_block): Try to handle only the then
697 block if the else block exists but isn't suitable.
699 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
702 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
703 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
704 regression from previous patch.
706 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
709 * gthr.h: Add __gthread_mutex_destroy as a function that must be
711 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
712 * gthr-single.h (__gthread_mutex_destroy): Likewise.
713 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
714 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
715 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
716 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
717 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
718 (__gthread_mutex_destroy_function): Rename to
719 __gthread_mutex_destroy.
720 * gthr-dce.h (__gthread_mutex_destroy): Call
721 pthread_mutex_destroy.
722 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
723 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
724 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
726 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
728 * df-scan.c (df_ref_chain_change_bb): Simplify.
729 (df_insn_change_bb): Add new_bb argument. Simplify. Call
730 set_block_for_insn if there's any change.
731 * df.h ((df_insn_change_bb): Fix prototype.
732 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
733 df_insn_change_bb, don't call set_block_for_insn.
734 * emit-rtl.c (reorder_insns): Likewise.
735 * haifa-sched.c (move_insn): Likewise.
737 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
739 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
741 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
743 * tree-flow-inline.h (next_readonly_imm_use): Return
744 NULL_USE_OPERAND_P after the end.
746 2008-03-01 Richard Guenther <rguenther@suse.de>
748 PR tree-optimization/35411
749 * tree-sra.c (sra_build_assignment): Split conversion to
750 final type to a separate statement if we are not assigning
753 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
755 * fold-const.c (fold_convertible_p): Correct the logic to follow
756 that in fold_convert().
758 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
761 * tree-inline.c (build_duplicate_type): When we make a
762 duplicate type, make it unique in the canonical types system.
764 2008-02-29 Tom Tromey <tromey@redhat.com>
766 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
767 input_file_stack_history, input_file_stack_restored): Remove.
768 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
769 * input.h (struct file_stack): Remove.
770 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
771 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
773 * diagnostic.h (struct diagnostic_context) <last_module>: Change
775 (diagnostic_last_module_changed): Add 'map' argument.
776 (diagnostic_set_last_function): Likewise.
777 * diagnostic.c (undiagnostic_report_current_module): Iterate using
778 line map, not input_file_stack.
779 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
781 2008-02-29 Paul Brook <paul@codesourcery.com>
783 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
785 2008-02-29 Paul Brook <paul@codesourcery.com>
787 * config/arm/ieee754-df.S (muldf3): Use RET macros.
789 2008-02-29 Richard Guenther <rguenther@suse.de>
791 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
793 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
794 value for comparing for a store match.
795 (simplify_unary_expression): Do nothing for SSA_NAMEs.
796 (try_to_simplify): Do not do a full-blown reference lookup.
798 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
800 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
801 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
803 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
805 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
807 * tree-loop-linear.c (try_interchange_loops): Compare memory access
808 strides against cache sizes.
810 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
812 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
815 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
817 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
818 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
819 is smaller than the original promoted value.
820 (simplify_subreg): If OP is a SUBREG, try to preserve its
821 SUBREG_PROMOTED_VAR_P information.
823 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
825 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
826 (VN_INFO_GET): Allocate new objects on the obstack.
827 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
828 for rpo_numbers_temp, for consistency.
829 (free_scc_vn): Free the obstack.
831 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
833 * doc/invoke.texi: Document -ftree-loop-distribution.
834 * tree-loop-distribution.c: New.
835 * tree-pass.h (pass_loop_distribution): New.
836 * graphds.h (struct graph): Add htab_t indices.
837 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
838 * tree-vectorizer.c (rename_variables_in_loop): Extern.
839 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
840 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
841 * tree-data-ref.c (debug_data_dependence_relations): New.
842 (dump_data_dependence_relation): Also print data references.
843 (free_data_ref): Extern.
844 (same_access_functions): Moved...
845 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
846 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
847 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
848 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
849 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
850 (stmts_from_loop): Skip LABEL_EXPR.
851 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
853 (build_rdg): Initialize rdg->indices htab.
854 (free_rdg, stores_from_loop, ref_base_address,
855 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
856 have_similar_memory_accesses_1, ref_base_address_1,
857 remove_similar_memory_refs): New.
858 * tree-data-ref.h: Depend on tree-chrec.h.
859 (debug_data_dependence_relations, free_data_ref): Declared.
860 (same_access_functions): ... here.
861 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
863 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
864 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
865 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
866 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
867 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
868 rdg_vertex_for_stmt): Declared.
869 (struct rdg_edge): Add level.
871 (free_rdg, stores_from_loop, remove_similar_memory_refs,
872 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
874 (rdg_has_similar_memory_accesses): New.
875 * tree-vect-analyze.c: Remove unused static decls.
876 * lambda.h (dependence_level): New.
877 * common.opt (ftree-loop-distribution): New.
878 * tree-flow.h (mark_virtual_ops_in_bb,
879 slpeel_tree_duplicate_loop_to_edge_cfg,
880 rename_variables_in_loop): Declared.
881 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
882 (OBJS-common): Add tree-loop-distribution.o.
883 (tree-loop-distribution.o): New rule.
884 * tree-cfg.c (mark_virtual_ops_in_bb): New.
885 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
886 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
888 2008-02-28 Joseph Myers <joseph@codesourcery.com>
891 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
892 other than structures and unions.
894 2008-02-28 Richard Guenther <rguenther@suse.de>
897 2008-02-26 Richard Guenther <rguenther@suse.de>
899 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
900 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
901 (lookup_decl_from_uid): Declare.
902 (remove_decl_from_map): Likewise.
903 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
904 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
905 (decl_for_uid_map): New global hashtable mapping DECL_UID
907 (init_ttree): Allocate it.
908 (insert_decl_to_uid_decl_map): New helper function.
909 (make_node_stat): Insert new decls into the map.
910 (copy_node_stat): Likewise.
911 (lookup_decl_from_uid): New function.
912 (remove_decl_from_map): Likewise.
913 (print_decl_for_uid_map_statistics): New helper.
914 (dump_tree_statistics): Call it.
916 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
917 (referenced_var_iterator): Adjust.
918 (FOR_EACH_REFERENCED_VAR): Adjust.
919 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
920 (num_referenced_vars): Adjust.
921 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
922 (first_referenced_var): Remove.
923 (end_referenced_vars_p): Likewise.
924 (next_referenced_var): Likewise.
925 (referenced_var_iterator_set): New helper function.
926 * tree-dfa.c (referenced_var_lookup): Adjust.
927 (referenced_var_check_and_insert): Likewise.
928 (remove_referenced_var): Likewise.
929 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
930 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
931 (verify_call_clobbering): Likewise.
932 (verify_memory_partitions): Likewise.
933 (init_tree_ssa): Allocate bitmap instead of hashtable for
935 (delete_tree_ssa): Adjust.
936 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
937 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
938 (compute_tag_properties): Likewise.
939 (set_initial_properties): Likewise.
940 (find_partition_for): Likewise.
941 (update_reference_counts): Likewise.
942 (dump_may_aliases_for): Likewise.
943 * tree-ssa-operands.c (add_virtual_operand): Likewise.
944 (add_call_clobber_ops): Likewise.
945 (add_call_read_ops): Likewise.
946 (get_asm_expr_operands): Likewise.
947 * tree-into-ssa.c (dump_decl_set): Likewise.
948 (update_ssa): Likewise.
949 * tree-sra.c (scan_function): Likewise.
950 (decide_instantiations): Likewise.
951 (scalarize_parms): Likewise.
952 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
953 (dsa_named_for): Likewise.
954 * tree-ssa-structalias.c (update_alias_info): Likewise.
955 (merge_smts_into): Likewise.
957 2008-02-27 David Daney <ddaney@avtrex.com>
960 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
961 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
962 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
963 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
964 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
966 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
969 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
970 (BUILT_IN_NEXTTOWARD): Remove.
971 (BUILT_IN_NEXTTOWARDF): Ditto.
972 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
973 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
975 2008-02-27 Tom Tromey <tromey@redhat.com>
977 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
978 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
980 2008-02-27 Jan Beulich <jbeulich@novell.com>
982 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
983 update the respective field on newdecl.
985 2008-02-27 Revital Eres <eres@il.ibm.com>
987 PR rtl-optimization/34999
988 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
989 crossing edges that ends with a call insn.
990 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
991 call insn and clear the EDGE_CROSSING flag of the crossing edge
992 when fixing fallthru edges.
994 2008-02-27 Richard Guenther <rguenther@suse.de>
997 * fold-const.c (fold_unary): Return the correct argument,
998 converted to the result type.
1000 2008-02-27 Richard Guenther <rguenther@suse.de>
1003 * expr.c (expand_expr_real_1): Assert on rotates that operate
1005 * fold-const.c (fold_binary): Use the types precision, not the
1006 bitsize of the mode if folding rotate expressions. Build rotates
1007 only for full modes.
1009 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1011 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1013 * c-pragma.c (pragma_ns_name): New typedef.
1014 (registered_pp_pragmas): New variable.
1015 (c_pp_lookup_pragma): New function.
1016 (c_register_pragma_1): If flag_preprocess_only, do nothing
1017 for non-expanded pragmas, for expanded ones push pragma's
1018 namespace and name into registered_pp_pragmas vector.
1019 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1020 flag_preprocess_only, don't register GCC pch_preprocess
1021 pragma if flag_preprocess_only.
1022 * c-opts.c (c_common_init): Call init_pragma even if
1023 flag_preprocess_only.
1024 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1025 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1026 cpp_register_pragma if flag_preprocess_only.
1028 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1031 * c-parser.c (c_parser_translation_unit): Warn for empty
1032 translation unit, not empty source file.
1034 2008-02-26 Paul Brook <paul@codesourcery.com>
1036 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1037 operand for Thumb-2.
1038 * config/arm/arm.h (reg_class): Add CORE_REGS.
1039 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1040 (BASE_REG_CLASS): Use CORE_REGS.
1041 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1042 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1043 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1044 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1045 ARM_REGNO_OK_FOR_INDEX_P.
1046 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1047 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1048 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1049 (ldm/stm peepholes): Ditto.
1050 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1051 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1052 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1053 * config/arm/constraints.md: Enable "k" constraint on ARM.
1055 2008-02-27 Ben Elliston <bje@au.ibm.com>
1057 * config/rs6000/rs6000.c: Annotate cache line size field in all
1058 instances of struct processor_costs.
1060 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1062 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1063 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1064 jump_bypass): New counters.
1065 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1066 * dce.c (gate_ud_dce): Same.
1067 (gate_fast_dce): Same.
1068 * dse.c (gate_dse1): New function.
1069 (gate_dse2): New function.
1070 (gate_dse): Merge results of new gate functions.
1071 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1072 (gate_handle_jump_bypass): Add dbg_cnt.
1073 (gate_handle_gcse): Add dbg_cnt.
1074 * ifcvt.c (gate_handle_if_conversion): Same.
1075 (gate_handle_if_after_combine): Same.
1076 (gate_handle_if_after_reload): Same.
1077 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1079 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1081 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1083 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1085 2008-02-26 Jason Merrill <jason@redhat.com>
1088 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1089 alone if it's the naming decl for the type's main variant.
1091 2008-02-26 Tom Tromey <tromey@redhat.com>
1093 * system.h (USE_MAPPED_LOCATION): Poison.
1094 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1095 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1096 (make_goto_expr_edges): Likewise.
1097 (remove_bb): Likewise.
1098 (execute_warn_function_return): Likewise.
1099 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1101 * c-common.c (fname_decl): Remove old location code.
1102 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1104 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1106 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1107 (gen_rtx_ASM_INPUT): Likewise.
1108 (gen_rtx_ASM_INPUT_loc): Likewise.
1109 (get_rtx_asm_OPERANDS): Remove.
1110 * cfglayout.c (insn_locators_alloc): Remove old location code.
1111 (set_curr_insn_source_location): Likewise.
1112 (curr_insn_locator): Likewise.
1113 * print-tree.c (print_node): Remove old location code.
1114 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1115 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1116 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1117 location_from_locus.
1118 (construct_exit_block): Remove old location code.
1119 * emit-rtl.c (force_next_line_note): Remove old location code.
1120 * profile.c (branch_prob): Remove old location code.
1121 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1122 LOC_LINE): Remove old-location variants.
1123 * langhooks.c (lhd_print_error_function): Remove old location
1125 * configure, config.in: Rebuilt.
1126 * configure.ac (--enable-mapped-location): Remove.
1127 * c-decl.c (c_init_decl_processing): Remove old location code.
1128 (finish_function): Likewise.
1129 * recog.c (decode_asm_operands): Remove old location code.
1130 * c-pch.c (c_common_read_pch): Remove old location code.
1131 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1133 * gimple-low.c (lower_function_body): Remove old location code.
1134 * toplev.c (unknown_location): Remove.
1135 (push_srcloc): Remove old-location variant.
1136 (process_options): Remove old location code.
1137 (lang_dependent_init): Likewise.
1138 * input.h (UNKNOWN_LOCATION): Move definition.
1139 (location_t): Undeprecate.
1140 (source_locus): Remove.
1141 (location_from_locus): Remove.
1142 (struct location_s): Remove.
1143 Remove all old-location code.
1144 (input_line, input_filename): Remove.
1145 * final.c (final_scan_insn): Remove old location code.
1146 * diagnostic.c (diagnostic_build_prefix): Remove
1147 USE_MAPPED_LOCATION test.
1148 * tree.h (gimple_stmt) <locus>: Now a location_t.
1149 (tree_exp) <locus>: Likewise.
1150 (DECL_IS_BUILTIN): Remove old-location variant.
1151 (annotate_with_file_line, annotate_with_locus): Likewise.
1152 (expr_locus, set_expr_locus): Update.
1153 * tree.c (build1_stat): Remove old location code.
1154 (last_annotated_node): Remove.
1155 (annotate_with_file_line): Remove old-location variant.
1156 (annotate_with_locus): Likewise.
1157 (expr_location): Remove old location code.
1158 (set_expr_location): Likewise.
1159 (expr_has_location): Likewise.
1160 (expr_locus): Likewise.
1161 (set_expr_locus): Likewise.
1162 (expr_filename): Don't use location_from_locus.
1163 (expr_lineno): Likewise.
1164 * rtl-error.c (location_for_asm): Remove old location code.
1165 * c-lex.c (cb_line_change): Remove old location code.
1166 (fe_file_change): Likewise.
1167 (cb_def_pragma): Likewise.
1168 (c_lex_with_flags): Likewise.
1169 * gengtype.c (do_typedef): Don't special-case location types.
1170 (define_location_structures): Remove.
1171 (main): Don't call define_location_structures.
1172 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1175 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1178 * builtins.def (BUILT_IN_STDARG_START): Remove.
1179 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1180 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1181 * tree-inline.c (inline_forbidden_p_1): Likewise.
1183 2008-02-26 Richard Guenther <rguenther@suse.de>
1185 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1186 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1187 (lookup_decl_from_uid): Declare.
1188 (remove_decl_from_map): Likewise.
1189 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1190 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1191 (decl_for_uid_map): New global hashtable mapping DECL_UID
1193 (init_ttree): Allocate it.
1194 (insert_decl_to_uid_decl_map): New helper function.
1195 (make_node_stat): Insert new decls into the map.
1196 (copy_node_stat): Likewise.
1197 (lookup_decl_from_uid): New function.
1198 (remove_decl_from_map): Likewise.
1199 (print_decl_for_uid_map_statistics): New helper.
1200 (dump_tree_statistics): Call it.
1202 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1203 (referenced_var_iterator): Adjust.
1204 (FOR_EACH_REFERENCED_VAR): Adjust.
1205 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1206 (num_referenced_vars): Adjust.
1207 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1208 (first_referenced_var): Remove.
1209 (end_referenced_vars_p): Likewise.
1210 (next_referenced_var): Likewise.
1211 (referenced_var_iterator_set): New helper function.
1212 * tree-dfa.c (referenced_var_lookup): Adjust.
1213 (referenced_var_check_and_insert): Likewise.
1214 (remove_referenced_var): Likewise.
1215 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1216 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1217 (verify_call_clobbering): Likewise.
1218 (verify_memory_partitions): Likewise.
1219 (init_tree_ssa): Allocate bitmap instead of hashtable for
1221 (delete_tree_ssa): Adjust.
1222 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1223 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1224 (compute_tag_properties): Likewise.
1225 (set_initial_properties): Likewise.
1226 (find_partition_for): Likewise.
1227 (update_reference_counts): Likewise.
1228 (dump_may_aliases_for): Likewise.
1229 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1230 (add_call_clobber_ops): Likewise.
1231 (add_call_read_ops): Likewise.
1232 (get_asm_expr_operands): Likewise.
1233 * tree-into-ssa.c (dump_decl_set): Likewise.
1234 (update_ssa): Likewise.
1235 * tree-sra.c (scan_function): Likewise.
1236 (decide_instantiations): Likewise.
1237 (scalarize_parms): Likewise.
1238 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1239 (dsa_named_for): Likewise.
1240 * tree-ssa-structalias.c (update_alias_info): Likewise.
1241 (merge_smts_into): Likewise.
1243 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1246 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1247 * c-opts.c (c_common_handle_option): Wall enables
1248 Wvolatile-register-var.
1249 * common.opt: Move Wvolatile-register-var to...
1252 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1254 * common.opt (Wlarger-than=): New.
1255 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1257 * opts.c (common_handle_option): Handle -Wlarger-than=.
1258 * optc-gen.awk: Likewise.
1259 * opth-gen.awk: Likewise.
1260 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1261 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1263 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1265 * c-common.c (match_case_to_enum_1): Add appropriate
1266 OPT_W* parameter to warning.
1267 (c_do_switch_warnings): Likewise.
1268 * c-typeck.c (warning_init): Add one more parameter following
1270 (push_init_level): Update call to warning_init.
1271 (pop_init_level): Likewise.
1272 (add_pending_init): Likewise.
1273 (output_init_element: Likewise.
1275 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1278 * toplev.c (toplev_main): If there are warnings or error, print
1279 errors for ignored options.
1280 * opts.c (ignored_options): New static variable.
1281 (postpone_unknown_option_error): New.
1282 (print_ignored_options): New.
1283 (handle_option): Postpone errors for unknown -Wno-* options.
1284 * opts.h (print_ignored_options): Declare.
1286 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1288 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1291 2008-02-25 Richard Guenther <rguenther@suse.de>
1294 2008-02-25 Richard Guenther <rguenther@suse.de>
1296 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1297 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1298 (lookup_decl_from_uid): Declare.
1299 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1300 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1301 (decl_for_uid_map): New global hashtable mapping DECL_UID
1303 (init_ttree): Allocate it.
1304 (insert_decl_to_uid_decl_map): New helper function.
1305 (make_node_stat): Insert new decls into the map.
1306 (copy_node_stat): Likewise.
1307 (lookup_decl_from_uid): New function.
1308 (print_decl_for_uid_map_statistics): New helper.
1309 (dump_tree_statistics): Call it.
1311 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1312 (referenced_var_iterator): Adjust.
1313 (FOR_EACH_REFERENCED_VAR): Adjust.
1314 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1315 (num_referenced_vars): Adjust.
1316 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1317 (first_referenced_var): Remove.
1318 (end_referenced_vars_p): Likewise.
1319 (next_referenced_var): Likewise.
1320 (referenced_var_iterator_set): New helper function.
1321 * tree-dfa.c (referenced_var_lookup): Adjust.
1322 (referenced_var_check_and_insert): Likewise.
1323 (remove_referenced_var): Likewise.
1324 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1325 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1326 (verify_call_clobbering): Likewise.
1327 (verify_memory_partitions): Likewise.
1328 (init_tree_ssa): Allocate bitmap instead of hashtable for
1330 (delete_tree_ssa): Adjust.
1331 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1332 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1333 (compute_tag_properties): Likewise.
1334 (set_initial_properties): Likewise.
1335 (find_partition_for): Likewise.
1336 (update_reference_counts): Likewise.
1337 (dump_may_aliases_for): Likewise.
1338 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1339 (add_call_clobber_ops): Likewise.
1340 (add_call_read_ops): Likewise.
1341 (get_asm_expr_operands): Likewise.
1342 * tree-into-ssa.c (dump_decl_set): Likewise.
1343 (update_ssa): Likewise.
1344 * tree-sra.c (scan_function): Likewise.
1345 (decide_instantiations): Likewise.
1346 (scalarize_parms): Likewise.
1347 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1348 (dsa_named_for): Likewise.
1349 * tree-ssa-structalias.c (update_alias_info): Likewise.
1350 (merge_smts_into): Likewise.
1352 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1355 * doc/invoke.texi (-fcx-limited-range): Document new option.
1356 * toplev.c (process_options): Handle -fcx-fortran-rules.
1357 * common.opt: Add documentation for -fcx-fortran-rules.
1359 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1362 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1363 actual behaviour and C99.
1365 2008-02-26 Ben Elliston <bje@au.ibm.com>
1367 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1368 (ASM_CPU_POWER6_SPEC): Likewise.
1369 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1370 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1371 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1373 2008-02-25 Richard Guenther <rguenther@suse.de>
1375 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1376 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1377 (lookup_decl_from_uid): Declare.
1378 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1379 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1380 (decl_for_uid_map): New global hashtable mapping DECL_UID
1382 (init_ttree): Allocate it.
1383 (insert_decl_to_uid_decl_map): New helper function.
1384 (make_node_stat): Insert new decls into the map.
1385 (copy_node_stat): Likewise.
1386 (lookup_decl_from_uid): New function.
1387 (print_decl_for_uid_map_statistics): New helper.
1388 (dump_tree_statistics): Call it.
1390 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1391 (referenced_var_iterator): Adjust.
1392 (FOR_EACH_REFERENCED_VAR): Adjust.
1393 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1394 (num_referenced_vars): Adjust.
1395 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1396 (first_referenced_var): Remove.
1397 (end_referenced_vars_p): Likewise.
1398 (next_referenced_var): Likewise.
1399 (referenced_var_iterator_set): New helper function.
1400 * tree-dfa.c (referenced_var_lookup): Adjust.
1401 (referenced_var_check_and_insert): Likewise.
1402 (remove_referenced_var): Likewise.
1403 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1404 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1405 (verify_call_clobbering): Likewise.
1406 (verify_memory_partitions): Likewise.
1407 (init_tree_ssa): Allocate bitmap instead of hashtable for
1409 (delete_tree_ssa): Adjust.
1410 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1411 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1412 (compute_tag_properties): Likewise.
1413 (set_initial_properties): Likewise.
1414 (find_partition_for): Likewise.
1415 (update_reference_counts): Likewise.
1416 (dump_may_aliases_for): Likewise.
1417 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1418 (add_call_clobber_ops): Likewise.
1419 (add_call_read_ops): Likewise.
1420 (get_asm_expr_operands): Likewise.
1421 * tree-into-ssa.c (dump_decl_set): Likewise.
1422 (update_ssa): Likewise.
1423 * tree-sra.c (scan_function): Likewise.
1424 (decide_instantiations): Likewise.
1425 (scalarize_parms): Likewise.
1426 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1427 (dsa_named_for): Likewise.
1428 * tree-ssa-structalias.c (update_alias_info): Likewise.
1429 (merge_smts_into): Likewise.
1431 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1434 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1435 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1436 * alias.h (nonoverlapping_memrefs_p): Likewise.
1438 2008-02-25 Jan Beulich <jbeulich@novell.com>
1440 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1441 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1442 __emultls_get_address, __emultls_register_common,
1443 __floatundi?f, and _Unwind_GetIPInfo.
1444 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1445 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1446 (gen_regparm_prefix): Likewise.
1447 (i386_nlm_encode_section_info): Sync with
1448 config/i386/winnt.c:i386_pe_encode_section_info().
1449 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1450 i386_nlm_mangle_decl_assembler_name): New.
1451 (netware_override_options): New.
1452 * config/i386/netware.h (netware_override_options): Declare.
1453 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1454 (i386_nlm_mangle_decl_assembler_name): Declare.
1455 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1457 2008-02-25 Ben Elliston <bje@au.ibm.com>
1460 * c-decl.c (grokdeclarator): Remove unused local variables
1461 `typedef_type' and `type_as_written'.
1463 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1464 unused local variable `has_hot_blocks'.
1465 (fix_crossing_conditional_branches): Remove unused local variable
1468 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1471 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1472 using DEF_C99_BUILTIN.
1473 (BUILT_IN_NANF): Ditto.
1474 (BUILT_IN_NANL): Ditto.
1476 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1477 Revital Eres <eres@il.ibm.com>
1479 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1480 regarding the order of two dependent insns in the same row.
1482 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1484 * stor-layout.c (layout_decl): Do not bump the alignment of a
1485 bit-field to more than byte alignment if it is packed.
1487 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1489 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1492 2008-02-24 Diego Novillo <dnovillo@google.com>
1494 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1497 * tree-vrp.c (vrp_evaluate_conditional): With
1498 -Wtype-limits, emit a warning when comparing against a
1499 constant outside the natural range of OP0's type.
1500 * c.opt (Wtype-limits): Move ...
1501 * common.opt (Wtype-limits): ... here.
1503 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1505 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1506 * config/rs6000/e300c2c3.md: New file.
1507 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1509 (rs6000_override_options): Add e300c2 and e300c3 cases to
1510 processor_target_table. Do not allow usage of Altivec or Spe
1511 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1512 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1513 * config/rs6000/rs6000.h (processor_type): Add
1514 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1515 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1516 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1517 and ppce300c3. Include e300c2c3.md.
1519 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1521 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1522 instead of TARGET_STRICT_ALIGN.
1524 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1526 * explow.c (memory_address): Assert that the generated address is
1529 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1532 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1533 * config/darwin-ppc-ldouble-patch.def: New file.
1534 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1535 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1536 SUBTARGET_INIT_BUILTINS if defined.
1537 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1540 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1543 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1544 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1546 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1549 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1550 file" warning condtional on -Winvalid-PCH.
1552 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1554 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1556 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1561 prevent reload from using MMX registers.
1562 (*mov<mode>_internal): Ditto.
1563 (*movv2sf_internal_rex64): Ditto.
1564 (*movv2sf_internal): Ditto.
1566 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1568 PR documentation/31569
1569 * doc/install.texi2html: Use makeinfo --no-number-sections.
1571 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1573 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1574 ensure that we can address an entire entity > 8 bytes. Don't
1575 generate reg+reg addressing for such data.
1577 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1579 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1580 strings when optimizing for size, unless the target cares about
1583 2008-02-22 Tom Tromey <tromey@redhat.com>
1585 * regclass.c (current_pass): Remove declaration.
1587 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1589 * config/avr/libgcc.S (__RAMPZ__): Define.
1590 (__do_copy_data): Add for devices with 128KB code memory.
1592 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1594 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1596 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1598 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1600 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1603 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1606 * c-typeck.c (build_binary_op): Warn about floating point
1607 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1609 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1612 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1613 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1615 (rs6000_override_options): Set altivec_abi as default, not override,
1616 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1617 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1618 is used; use new member spe_abi.
1619 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1620 spe_abi and altivec_abi.
1622 2008-02-22 Tomas Bily <tbily@suse.cz>
1624 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1626 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1629 * config.build (build_file_translate): Set to `CMD //c' only if
1631 * Makefile.in (build_file_translate): Improve comment.
1633 2008-02-21 Jan Hubicka <jh@suse.cz>
1635 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1636 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1637 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1639 2008-02-21 Michael Matz <matz@suse.de>
1642 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1644 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1646 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1647 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1649 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1650 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1651 SSE_VEC_FLOAT_MODE_P as insn constraint.
1652 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1653 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1654 sse4a_movntdf using MODEF mode iterator.
1655 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1656 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1657 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1658 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1659 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1660 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1661 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1663 2008-02-21 Richard Guenther <rguenther@suse.de>
1665 * tree.def (PAREN_EXPR): New tree code.
1666 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1668 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1669 * expr.c (expand_expr_real_1): Likewise.
1670 * tree-inline.c (estimate_num_insns_1): Likewise.
1671 * tree-complex.c (expand_complex_move): Likewise.
1672 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1675 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1678 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1680 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1683 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1685 * config/sh/sh.c (find_barrier): Don't go past
1686 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1688 2008-02-20 DJ Delorie <dj@redhat.com>
1690 * config/h8300/h8300.md (insv): Force source operand to be a register.
1692 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1693 as a jump, not as a plain insn.
1695 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1697 * doc/invoke.texi (Warning Options): Add new option
1698 -Wframe-larger-than=.
1699 (-Wframe-larger-than): Document.
1701 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1702 Add declarations for new option variables.
1704 * final.c (final_start_function): Check the frame size
1705 before emission and issue a Wframe-larger-than warning.
1707 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1708 Add definitions for new option variables.
1709 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1711 * common.opt (Wframe-larger-than=): New option.
1713 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1715 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1716 (<sse>_div<mode>3): Ditto.
1717 (<sse>_vmdiv<mode>3): Ditto.
1718 (<sse>_vmsqrt<mode>2): Ditto.
1719 (*smax<mode>3): Ditto.
1720 (sse5_frcz<mode>2): Ditto.
1721 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1724 2008-02-20 Richard Guenther <rguenther@suse.de>
1727 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1728 be happy with INTEGRAL_TYPE_P.
1730 2008-02-20 Richard Guenther <rguenther@suse.de>
1732 * fold-const.c (split_tree): Associate floatig-point expressions
1733 if flag_associative_math is set.
1735 2008-02-20 Richard Guenther <rguenther@suse.de>
1737 * tree.h (fold_real_zero_addition_p): Declare.
1738 * fold-const.c (fold_real_zero_addition_p): Export.
1739 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1740 floating-point operations with zero and one.
1742 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1744 * doc/install.texi: Correct references to CFLAGS, replacing them
1745 with BOOT_CFLAGS. Document flags used during bootstrap for
1748 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1750 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1751 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1752 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1754 (smin<mode>3): Ditto from similar patterns.
1755 (smax<mode>3): Ditto.
1756 (*ieee_smin<mode>3): Ditto.
1757 (*ieee_smax<mode>3): Ditto.
1758 * config/i386/sse.md (sse): New mode attribute.
1759 (mov<mode>): Macroize expander from movv4sf and movv2df using
1760 SSEMODEF2P mode iterator.
1761 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1762 SSE_VEC_FLOAT_MODE_P as insn constraint.
1763 (storent<mode>): Ditto.
1764 (storent<mode>): Macroize expander from storentsf and storentdf using
1765 MODEF mode iterator.
1766 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1767 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1768 (abs<mode>2): Ditto from similar patterns.
1769 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1770 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1771 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1772 (<sse>_vmsqrt<mode>2): Ditto.
1773 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1774 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1775 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1776 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1777 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1778 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1779 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1781 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1782 iterator and SSE_FLOAT_MODE_P as insn constraint.
1783 (<sse>_ucomi): Ditto from similar patterns.
1784 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1785 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1786 SSE_VEC_FLOAT_MODE_P as insn constraint.
1787 (vcond<mode>): Ditto from similar patterns.
1788 (and<mode>3, *and<mode>3): Ditto.
1789 (<sse>_nand<mode>3): Ditto.
1790 (ior<mode>3, *ior<mode>3): Ditto.
1791 (xor<mode>3, *xor<mode>3): Ditto.
1792 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1793 iterator and SSE_FLOAT_MODE_P as insn constraint.
1794 (*nand<mode>3): Ditto from similar patterns.
1795 (*ior<mode>3): Ditto.
1796 (*xor<mode>3): Ditto.
1798 2008-02-20 Ira Rosen <irar@il.ibm.com>
1800 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1801 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1802 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1804 2008-02-19 Jan Hubicka <jh@suse.cz>
1806 * predict.c (tree_bb_level_predictions): Remove variable next
1807 mistakely introduced by previous commit.
1809 2008-02-19 Jan Hubicka <jh@suse.cz>
1811 * predict.c (predict_paths_leading_to): Rewrite.
1812 (predict_paths_for_bb): New.
1813 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1815 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1818 * Makefile.in (build_file_translate): New.
1819 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1820 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1821 * configure.ac (build_file_translate): Substitute it.
1822 * configure: Regenerate.
1824 2008-02-19 Jan Hubicka <jh@suse.cz>
1826 PR rtl-optimization/34408
1827 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1830 2008-02-19 Jan Hubicka <jh@suse.cz>
1833 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1836 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1839 * config/i386/i386-modes.def: Revert the last DI alignment
1840 change until Ada people can look into it.
1842 2008-02-19 Nick Clifton <nickc@redhat.com>
1844 * opts.c (print_specific_help): Fix typo in --help text.
1846 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1849 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1850 32-bit inline asm without asm alternatives for host GCC < 3.0.
1852 2008-02-19 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/34989
1855 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1856 Allow propagation to INDIRECT_REF if we can simplify only.
1858 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1860 * c-common.c (warn_for_collisions_1): Use appropriate option when
1863 2008-02-19 Nick Clifton <nickc@redhat.com>
1866 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1867 (handle_options): Fix indentation.
1868 (print_filtered_help): If no language-specific options were
1869 displayed tell the user how to list all the options supported by
1870 the language's front-end.
1871 (print_specific_help): Fix indentation and remove duplicate line.
1872 (common_handle_option): Handle the -v option.
1873 For --help enable the display of undocumented options if the -v
1874 switch has been included on the command line.
1875 For --help= check for overlaps in the arguments between the option
1876 classes and the language names and issue a warning when they
1877 cannot be disambiguated.
1878 * c.opt (v): Pass on to the common option handler.
1880 2008-02-19 Revital Eres <eres@il.ibm.com>
1882 * modulo-sched.c (sms_schedule): Change dump message when
1883 create_ddg function fails.
1884 (try_scheduling_node_in_cycle): Rename row to cycle.
1885 (print_partial_schedule): Rename CYCLE to ROW.
1887 2008-02-19 Christian Bruel <christian.bruel@st.com>
1888 Zdenek Dvorak <ook@ucw.cz>
1890 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1892 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1895 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1896 (*x86_movdicc_0_m1_se): Ditto.
1898 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1900 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1901 (CMPtype): Define as __gcc_CMPtype.
1902 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1903 (CMPtype): Define as __gcc_CMPtype.
1905 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1907 Support valgrind 3.3 for --enable-checking=valgrind.
1908 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1910 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1911 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1912 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1913 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1914 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1915 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1916 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1918 * ggc-zone.c: Similar.
1919 * ggc-page.c: Similar.
1921 2008-02-19 Paul Brook <paul@codesourcery.com>
1924 * config/arm/ieee754-df.S: Fix do_it typo.
1925 * config/arm/ieee754-sf.S: Fix do_it typo.
1927 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1931 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1932 (OPTION_MASK_ISA_SSE_SET): Likewise.
1933 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1934 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1935 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1936 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1937 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1938 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1939 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1940 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1941 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1942 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1943 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1944 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1945 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1946 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1947 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1948 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1949 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1950 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1951 (OPTION_MASK_ISA_SSE4): Removed.
1952 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1953 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1954 (override_options): Don't turn on implied SSE/MMX bits in
1957 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1959 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1962 2008-02-18 Joey Ye <joey.ye@intel.com>
1965 * tree-nested.c (insert_field_into_struct): Set type alignment
1966 to field alignment if the former is less than the latter.
1968 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1970 * BASE-VER: Set to 4.4.0.
1972 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1974 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1975 * doc/cfg.texi: Likewise.
1976 * doc/extend.texi: Likewise.
1977 * doc/gty.texi: Likewise.
1978 * doc/invoke.texi: Likewise.
1979 * doc/loop.texi: Likewise.
1980 * doc/md.texi: Likewise.
1981 * doc/passes.texi: Likewise.
1982 * doc/rtl.texi: Likewise.
1983 * doc/sourcebuild.texi: Likewise.
1984 * doc/tm.texi: Likewise.
1985 * doc/tree-ssa.texi: Likewise.
1987 2008-02-17 Richard Guenther <rguenther@suse.de>
1990 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1991 without default definition.
1993 2008-02-17 Richard Guenther <rguenther@suse.de>
1995 PR tree-optimization/35231
1996 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1999 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
2003 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2004 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2005 libgcc_cmp_return mode.
2007 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2010 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2012 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2014 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2017 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2019 * doc/c-tree.texi: Use `@.' where appropriate.
2020 * doc/extend.texi: Likewise.
2021 * doc/install.texi: Likewise.
2022 * doc/invoke.texi: Likewise.
2023 * doc/loop.texi: Likewise.
2024 * doc/makefile.texi: Likewise.
2025 * doc/md.texi: Likewise.
2026 * doc/passes.texi: Likewise.
2027 * doc/standards.texi: Likewise.
2028 * doc/tm.texi: Likewise.
2030 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2033 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2035 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2036 rather than in entry_bb.
2038 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2040 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2041 libgcc_cmp_return mode.
2043 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2046 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2047 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2049 2008-02-15 Richard Guenther <rguenther@suse.de>
2050 Zdenek Dvorak <ook@ucw.cz>
2052 PR tree-optimization/35164
2053 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2054 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2055 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2056 Only propagate addresses which do not have abnormal SSA_NAMEs
2059 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2062 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2064 2008-02-15 Jan Hubicka <jh@suse.cz>
2067 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2069 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2072 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2073 when calculating alignment_pad.
2075 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2078 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2079 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2080 and STACK_BOUNDARY define.
2082 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2084 PR preprocessor/35061
2085 * c-pragma.c (handle_pragma_pop_macro): Check that
2086 pushed_macro_table has been allocated.
2088 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2091 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2092 (force_gimple_operand): Likewise.
2093 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2094 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2095 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2096 (find_interesting_uses_address): Check addressability and alignment
2097 of the base expression only after substituting bases of IVs into it.
2099 2008-02-14 Michael Matz <matz@suse.de>
2102 * function.c (instantiate_virtual_regs_in_insn): Reload address
2103 before falling back to reloading the whole operand.
2105 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2107 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2108 before the first section switch note.
2110 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2112 * doc/bugreport.texi: Update copyright years.
2113 * doc/c-tree.texi: Likewise.
2114 * doc/cfg.texi: Likewise.
2115 * doc/cpp.texi: Likewise.
2116 * doc/cppinternals.texi: Likewise.
2117 * doc/fragments.texi: Likewise.
2118 * doc/frontends.texi: Likewise.
2119 * doc/gcc.texi: Likewise.
2120 * doc/gty.texi: Likewise.
2121 * doc/hostconfig.texi: Likewise.
2122 * doc/implement-c.texi: Likewise.
2123 * doc/libgcc.texi: Likewise.
2124 * doc/loop.texi: Likewise.
2125 * doc/makefile.texi: Likewise.
2126 * doc/options.texi: Likewise.
2127 * doc/passes.texi: Likewise.
2128 * doc/rtl.texi: Likewise.
2129 * doc/sourcebuild.texi: Likewise.
2130 * doc/standards.texi: Likewise.
2131 * doc/tree-ssa.texi: Likewise.
2132 * doc/trouble.texi: Likewise.
2134 * doc/extend.texi: Use @: or add comma where appropriate.
2135 * doc/invoke.texi: Likewise.
2136 * doc/tm.texi: Likewise.
2138 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2141 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2144 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2146 * doc/md.texi (clz, ctz): Add reference.
2147 * doc/rtl.texi (clz, ctz): Likewise.
2149 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2152 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2155 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2157 * config/s390/s390.c (struct constant_pool): New field
2158 emit_pool_after added.
2159 (s390_mainpool_start): Set the emit_pool_after flag according
2160 to the section switch notes.
2161 (s390_mainpool_finish): Consider emit_pool_after when emitting
2162 the literal pool at the end of the function.
2163 (s390_chunkify_start): Force literal pool splits at section
2166 2008-02-13 Michael Matz <matz@suse.de>
2169 * var-tracking.c (clobber_variable_part): Correctly traverse the
2172 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2175 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2176 Add -fdump-ipa-inline.
2177 * tree-dump.c (dump_files): Remove tree-inlined dump.
2178 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2180 2008-02-12 Richard Guenther <rguenther@suse.de>
2182 PR tree-optimization/35171
2183 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2186 2008-02-12 Richard Guenther <rguenther@suse.de>
2189 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2190 value-preserving mode. Disallow final truncation.
2192 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2195 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2196 code from here to...
2197 (force_gimple_operand): ...here.
2199 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2202 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2203 non-compatible pointers.
2204 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2205 different FIELD_DECLs, try harder by comparing field offsets, sizes
2209 * function.c (match_asm_constraints_1): Don't replace the same input
2212 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2214 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2215 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2216 (expand_epilogue): Restore RAMPZ register.
2217 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2219 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2221 * config/i386/cygwin.asm: (__alloca): Correct calling
2222 convention and alignment.
2223 (__chkstk): Force 8 byte stack alignment.
2225 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2226 Richard Guenther <rguenther@suse.de>
2228 PR tree-optimization/33992
2229 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2230 the zero we compare against.
2232 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2235 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2236 to CloseHandle after unlocking to prevent accumulation of handle
2239 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2242 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2243 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2244 and update LABEL_NUSES during and after reload.
2246 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2249 * combine.c (simplify_if_then_else): Make sure the comparison is
2250 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2252 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2255 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2256 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2257 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2258 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2259 * tree.h (get_type_static_bounds): Likewise.
2261 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2263 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2264 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2265 Make -Wfoo language annotations match what the compiler outputs.
2267 2008-02-08 Sa Liu <saliu@de.ibm.com>
2269 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2270 intrinsics spu_convts, spu_convtu, spu_convtf.
2271 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2273 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2275 * doc/extend.texi (Function Attributes) <noinline>: Mention
2276 asm ("") as method to keep calls.
2278 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2281 * doc/options.texi (Options): Replace references to opts.sh with
2283 * opts-common.c: Likewise.
2284 * optc-gen.awk: Likewise.
2286 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2288 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2290 2008-02-07 Richard Henderson <rth@redhat.com>
2293 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2294 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2297 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2299 PR tree-optimization/35085
2300 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2301 for operand entry oe2 in addition to operand entry oe3 in order to
2302 expose more opportunities for vectorizer sum reduction.
2304 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2307 * Makefile.in (LIBS): Remove $(GMPLIBS).
2308 (cc1-dummy, cc1): Add $(GMPLIBS).
2310 2008-02-06 Jan Hubicka <jh@suse.cz>
2313 * i386.md (moddf_integer): Do not produce partial memory stalls for
2314 targets where it hurts.
2316 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2319 * optabs.c (expand_float): Do not check for decimal modes when
2320 expanding unsigned integer through signed conversion.
2322 2008-02-06 Nick Clifton <nickc@redhat.com>
2324 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2325 inside the clobber with a match_operand and duplicated operand
2326 number in the constraint.
2327 (ineqbranchsi): Delete redundant comment.
2329 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2331 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2332 builtin_define ("__USE_INIT_FINI__").
2333 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2335 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2337 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2339 PR documentation/30330
2340 * doc/invoke.texi (C++ Dialect Options)
2341 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2342 For each warning option -Wfoo that allows -Wno-foo, ensure both
2343 -Wfoo and -Wno-foo are listed in the option index. Fix index
2344 entry of -Wswitch-default, index -Wnormalized= including the
2345 `=', and -Wlarger-than-@var{len} including @var{len}.
2347 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/i386.md (floatunssisf2): Use
2350 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2351 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2352 Macroize expander using MODEF mode iterator.
2354 2008-02-05 Diego Novillo <dnovillo@google.com>
2356 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2359 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2361 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2364 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2366 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2370 to indicate if a message should be generated.
2371 (init_cumulative_args): Updated.
2372 (function_value_32): Likewise.
2374 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2376 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2378 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2382 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2384 2008-02-04 Diego Novillo <dnovillo@google.com>
2386 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2389 * tree-vrp.c (vrp_evaluate_conditional): With
2390 -Wtype-limits, emit a warning when comparing against a
2391 constant outside the natural range of OP0's type.
2393 2008-02-04 Richard Guenther <rguenther@suse.de>
2396 * expr.c (count_type_elements): Give for unions instead of
2399 2008-02-04 Richard Guenther <rguenther@suse.de>
2402 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2403 to TYPE_DOMAINs base type instead of using bitsizetype here.
2405 2008-02-03 Jason Merrill <jason@redhat.com>
2407 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2409 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2412 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2413 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2414 (RS/6000 and PowerPC Options): Fix typos and markup.
2415 * doc/passes.texi (Tree-SSA passes): Likewise.
2417 2008-02-02 Michael Matz <matz@suse.de>
2420 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2421 from record_last_reg_set_info.
2422 (record_last_reg_set_info): Take an RTX argument, iterate over all
2423 constituent hardregs.
2424 (record_last_set_info, record_opr_changes): Change calls to
2425 new signature or to record_last_reg_set_info_regno.
2427 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2429 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2431 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2433 PR rtl-optimization/34773
2434 * reg-notes.def (EQUAL): Mention significance of combination of
2435 REG_EQUAL and REG_RETVAL.
2436 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2437 insn that has a REG_RETVAL.
2439 2008-02-01 Roger Sayle <roger@eyesopen.com>
2442 * configure.ac (--enable-fixed-point): Disable unless explicitly
2444 * configure: Regenerate.
2446 2008-02-01 Richard Guenther <rguenther@suse.de>
2449 * invoke.texi (-finline-limit): Remove no longer true parts
2450 of the documentation. Note that there is no default value.
2452 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2453 Mark Mitchell <mark@codesourcery.com>
2454 Ben Elliston <bje@au.ibm.com>
2457 * doc/extend.texi (Other Builtins): Document.
2459 2008-01-31 Tom Browder <tom.browder@gmail.com>
2461 * doc/c-tree.texi (Types): Fix grammar.
2462 (Expression trees): Ditto.
2463 * doc/passes.texi (Tree-SSA passes): Ditto.
2465 * doc/configterms.texi (Configure Terms): Fix typo.
2466 * doc/cpp.texi (Common Predefined Macros): Ditto.
2467 * doc/md.texi (Machine Constraints): Ditto.
2469 * doc/makefile.texi (Makefile): Add comma.
2471 2008-01-31 Tom Browder <tom.browder@gmail.com>
2472 Gerald Pfeifer <gerald@pfeifer.com>
2474 * doc/sourcebuild.texi (Front End): Remove references to CVS
2475 and CVSROOT/modules.
2476 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2477 (Back End): Remove reference to CVS.
2479 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2482 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2484 (mips16_gp_pseudo_reg): ...here.
2485 * config/mips/mips.md (load_const_gp): Replace with...
2486 (load_const_gp_<mode>): ...this :P-based insn.
2488 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2490 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2491 options. Minor fixes.
2492 (-std): Move reference to standards closer to where language
2493 standards are first mentioned.
2495 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2497 PR rtl-optimization/34995
2498 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2499 parameter and return a bool. If the rtx parameter is nonnull,
2500 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2501 (find_reloads): Update call accordingly. Pass the new operand
2502 if it needed no address reloads, otherwise pass null.
2504 2008-01-30 Richard Henderson <rth@redhat.com>
2507 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2508 for unbounded arrays.
2510 2008-01-30 Silvius Rus <rus@google.com>
2512 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2514 2008-01-30 Jan Hubicka <jh@suse.cz>
2517 * i386.c (init_cumulative_args): Use real function declaration when
2520 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2522 PR rtl-optimization/34998
2523 * global.c (build_insn_chain): Treat non-subreg_lowpart
2524 SUBREGs of pseudos as clobbering all the words covered by the
2525 SUBREG, not just all the bytes.
2526 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2527 original df_ref rather than an extract parameter.
2528 (global_conflicts): Update call accordingly.
2530 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2532 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2533 the overflow check to make it easier to read.
2534 (__fixtfdi): Change the type of the ll member in union
2535 long_double to UDItype_x.
2537 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2540 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2541 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2542 * tree-inline.c (fold_marked_statements): Call
2543 cgraph_update_edges_for_call_stmt if folding a call statement.
2544 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2545 debug_generic_stmt calls, reset it back afterwards.
2548 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2550 * c-typeck.c (build_external_ref): Don't pedwarn about
2551 static vars in current function's scope.
2553 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2555 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2557 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2560 * ipa-struct-reorg.c: Fix spelling.
2561 * params.def: Ditto.
2563 2008-01-29 Richard Guenther <rguenther@suse.de>
2566 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2568 * tree-inline.c (remap_type): Increment remapping_type_depth
2569 around remapping types.
2570 (copy_body_r): Only add referenced variables if they are referenced
2571 from code, not types.
2573 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2584 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2585 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2587 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2590 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2591 pointer for tiny stack.
2593 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2595 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2597 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2599 * config/vx-common.h: Fix typo in comment.
2601 2008-01-28 Ian Lance Taylor <iant@google.com>
2605 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2606 coalesce pointers if they have different DECL_NO_TBAA_P values.
2607 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2608 between variables with different DECL_NO_TBAA_P values.
2610 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2613 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2614 are not legitimate small data references on SPE targets.
2616 2008-01-28 David Daney <ddaney@avtrex.com>
2618 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2620 2008-01-28 David Daney <ddaney@avtrex.com>
2622 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2624 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2626 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2627 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2628 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2629 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2630 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2631 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2632 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2633 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2635 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2637 * basic-block.h (condjump_equiv_p): Fix comment.
2639 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2641 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2642 print_generic_stmt_indented): Fix comment.
2644 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2646 * configure.ac (__stack_chk_fail): Add detecion for availability
2647 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2648 * configure: Regenerate.
2650 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2653 * final.c (output_addr_const): Handle TRUNCATE.
2655 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2658 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2659 (zero_cost, infinite_cost): New constants.
2660 (struct cost_pair): Change type of cost to comp_cost.
2661 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2662 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2664 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2665 split_address_cost, ptr_difference_cost, difference_cost,
2666 get_computation_cost_at, get_computation_cost,
2667 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2668 determine_use_iv_cost_condition, determine_use_iv_costs,
2669 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2670 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2671 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2672 Change type of cost to comp_cost.
2673 (determine_iv_cost): Increase cost of non-original ivs, instead
2674 of decreasing the cost of original ones.
2675 (get_address_cost): Indicate the complexity of the addressing mode
2677 (try_add_cand_for): Prefer using ivs not specific to some object.
2678 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2680 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2681 Janis Johnson <janis187@us.ibm.com>
2684 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2685 (TARGET_INSTANTIATE_DECLS): Likewise.
2686 * target.h (expand_to_rtl_hook): New target hook.
2687 (instantiate_decls): Likewise.
2688 * function.c (instantiate_decl): Make non-static. Rename to...
2689 (instantiate_decl_rtl): ... this.
2690 (instantiate_expr): Use instantiate_decl_rtl.
2691 (instantiate_decls_1): Likewise.
2692 (instantiate_decls): Likewise.
2693 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2694 * function.h (instantiate_decl_rtl): Add prototype.
2695 * cfgexpand.c (target.h): New include.
2696 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2697 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2698 (TARGET_INSTANTIATE_DECLS): Likewise.
2699 (TARGET_INITIALIZER): New target hooks added.
2700 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2702 * config/rs6000/rs6000.c (tree-flow.h): New include.
2703 (machine_function): Add sdmode_stack_slot field.
2704 (rs6000_alloc_sdmode_stack_slot): New function.
2705 (rs6000_instantiate_decls): Likewise.
2706 (rs6000_secondary_memory_needed_rtx): Likewise.
2707 (rs6000_check_sdmode): Likewise.
2708 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2709 (TARGET_INSTANTIATE_DECLS): Likewise.
2710 (rs6000_hard_regno_mode_ok): Allow SDmode.
2711 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2712 (rs6000_emit_move): Handle SDmode.
2713 (function_arg_advance): Likewise.
2714 (function_arg): Likewise.
2715 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2716 SDmode var args for 32-bit compiles.
2717 (rs6000_secondary_reload_class): Handle SDmode.
2718 (rs6000_output_function_epilogue): Likewise.
2719 (rs6000_function_value): Simplify if statement.
2720 (rs6000_libcall_value): Likewise.
2721 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2722 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2723 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2724 (movsd_hardfloat): New define_insn.
2725 (movsd_softfloat): Likewise.
2726 (movsd_store): Likewise.
2727 (movsd_load): Likewise.
2728 (extendsddd2): Likewise.
2729 (extendsdtd2): Likewise.
2730 (truncddsd2): Likewise.
2731 (movdd_hardfloat64): Fixup comment.
2732 (UNSPEC_MOVSD_LOAD): New constant.
2733 (UNSPEC_MOVSD_STORE): Likewise.
2735 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2738 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2740 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2741 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2742 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2745 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2748 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2749 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2750 __LONGDOUBLE128 too.
2751 * config/rs6000/aix61.h: New file.
2753 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2755 PR rtl-optimization/34959
2756 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2757 popcount and parity rtxes the same mode as their operand.
2758 Truncate or extend the result to the return value's mode
2761 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2764 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2765 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2766 to GOT_VERSION_REGNUM.
2767 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2768 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2769 * config/mips/mips.c (mips_emit_call_insn): New function.
2770 (mips_call_tls_get_addr): Call mips_expand_call directly.
2771 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2773 (mips16_build_call_stub): Likewise. Return the call insn or null.
2774 (mips_expand_call): Update the call to mips16_build_call_stub
2775 accordingly and a remove redundant condition. Assert that MIPS16
2776 stubs do not use lazy binding. Use mips_emit_call_insn and return
2778 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2780 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2781 (mips_avoid_hazard): Remove hazard_set handling.
2782 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2783 (UNSPEC_RESTORE_GP): ...this.
2784 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2785 (FAKE_CALL_REGNO): Rename to...
2786 (GOT_VERSION_REGNUM): ...this.
2787 (type): Add "ghost" value. Add an associated insn reservation.
2788 (hazard_set): Remove.
2789 (exception_receiver): Rename to...
2790 (restore_gp): ...this and update the unspec identifier accordingly.
2791 (exception_receiver, nonlocal_got_receiver): New expanders.
2792 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2793 FAKE_CALL_REGNO. Remove hazard_set attribute.
2794 (set_got_version, update_got_version): New patterns.
2796 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2799 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2801 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2804 * doc/install.texi2html: Generate gcc-vers.texi.
2806 2008-01-25 DJ Delorie <dj@redhat.com>
2808 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2810 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2812 * config/c4x: Remove directory.
2813 * config.gcc (crx-*, mt-*): Mark obsolete.
2814 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2815 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2816 sh-*-rtemscoff*): Remove cases.
2817 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2818 * real.c (encode_c4x_single, decode_c4x_single,
2819 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2820 c4x_extended_format): Remove.
2821 * real.h (c4x_single_format, c4x_extended_format): Remove.
2822 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2824 (Pragmas): Remove comment about c4x pragmas.
2825 * doc/install.texi (c4x): Remove target-specific instructions.
2826 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2827 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2828 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2829 refer to C4x source files as examples.
2830 (C4X_FLOAT_FORMAT): Remove documentation.
2832 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2834 * config/bfin/bfin.c (override_options): Reorder tests so that
2835 flag_pic gets enabled for -msep-data.
2837 2008-01-25 Richard Guenther <rguenther@suse.de>
2840 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2841 to its bitfield precision if required.
2843 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2846 * tree-nested.c (walk_omp_for): New function.
2847 (convert_nonlocal_reference, convert_local_reference): Call
2848 walk_omp_for on OMP_FOR.
2849 (convert_call_expr): Call walk_body on OMP_FOR's
2850 OMP_FOR_PRE_INIT_BODY.
2852 2008-01-25 Richard Guenther <rguenther@suse.de>
2854 PR tree-optimization/34966
2855 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2856 default defs and PHI_NODEs we have to insert after the
2859 2008-01-24 Nick Clifton <nickc@redhat.com>
2861 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2862 Provide a default definition.
2863 (LIBGCC2_UNITS_PER_WORD): Likewise.
2865 * config/stormy16/stormy16.c: Include df.h for the prototype
2866 for df_regs_ever_live_p.
2867 (xstormy16_expand_builtin_va_start): Convert the stack offset
2868 into a component_ref and then use POINTER_PLUS_EXPR to add it
2869 to the incoming_virtual_args_rtx.
2870 (xstormy16_gimplify_va_arg_expr): Rename to
2871 xstormy16_gimplify_va_arg_expr.
2872 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2873 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2874 xstormy16_gimplify_va_arg_expr.
2875 Fix up some formatting issues.
2877 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2878 Move to predicates.md.
2879 (xs_hi_general_operand): Likewise.
2880 (xs_hi_nonmemory_operand): Likewise.
2881 * config/stormy16/predicates.md:
2882 (xstormy16_carry_plus_operand): New predicate.
2883 (xs_hi_general_operand): New predicate.
2884 (xs_hi_nonmemory_operand): New predicate.
2885 * config/stormy16/stormy16-protos.h:
2886 (xstormy16_carry_plus_operand): Delete prototype.
2887 (xs_hi_general_operand): Likewise.
2888 (xs_hi_nonmemory_operand): Likewise.
2890 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2891 modifiers as they are no longer needed and they can trigger
2892 reload spill failures.
2894 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2895 with a match_operand in order to help reload.
2897 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2898 constraint with 'e' for the 8th alternative as this version of
2899 the mov.w instruction only accepts the lower 8 registers.
2901 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2904 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2905 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2908 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2911 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2913 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2915 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2917 (remove_structure): Update allocations list before removing structure.
2919 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2921 * ipa-struct-reorg.c (is_safe_cond_expr,
2922 create_new_stmts_for_cond_expr): Use integer_zerop function,
2923 that recognize not only zero-pointer, but zero-integer too.
2925 2008-01-25 Ben Elliston <bje@au.ibm.com>
2928 * fixproto: Escape "." in sed expression that strips leading "./".
2930 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2933 * gcc.c (SWITCH_OK): Removed.
2934 (SWITCH_LIVE): Changed to bit.
2935 (SWITCH_FALSE): Likewise.
2936 (SWITCH_IGNORE): Likewise.
2937 (switchstr): Change live_cond to unsigned int.
2938 (process_command): Replace SWITCH_OK with 0.
2939 (do_self_spec): Likewise.
2940 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2941 (give_switch): Likewise.
2942 (used_arg): Likewise.
2943 (do_spec_1): Set the SWITCH_IGNORE bit.
2944 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2945 bits. Set the SWITCH_LIVE bit.
2947 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2949 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2951 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2953 PR tree-optimization/34472
2954 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2955 parameter to a "bool *" and set *DATA to false if there is
2956 an unsafe access. Do not delete the structure here.
2957 (check_cond_exprs): Delete it here instead.
2958 (check_cond_exprs, exclude_cold_structs): Do not increase
2959 I when removing a structure.
2961 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2964 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2965 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2967 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2970 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2971 a fixed vector for stack.
2973 2008-01-24 Ben Elliston <bje@au.ibm.com>
2976 * doc/gcc.texi (Software development): Add a direntry for g++.
2978 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2980 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2981 stale and straggling -fforce-addr comments above.
2983 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2985 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2986 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2988 2008-01-23 Michael Matz <matz@suse.de>
2991 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2994 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2996 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2999 2008-01-23 Anatoly Sokolov <aesok@post.ru>
3001 * config/avr/avr.c (avr_current_arch): New variable.
3002 (avr_arch_types): Add 'avr31' and 'avr51' entries.
3003 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
3004 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
3005 (avr_override_options): Init 'avr_current_arch'.
3006 (base_arch_s): Move from here...
3007 * config/avr/avr.h (base_arch_s): ... here. Add new members
3008 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3009 'mega' to 'have_jmp_call'.
3010 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3011 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3013 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3015 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3016 MULTILIB_MATCHES): (Ditto.).
3018 2008-01-23 Richard Guenther <rguenther@suse.de>
3021 * cgraphunit.c (cgraph_reset_node): Always mark the node
3022 not reachable if it is not queued already.
3024 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3026 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3027 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3028 (cputype_selected): New static variable.
3029 (bfin_handle_option): Set it if -mcpu is used.
3030 (override_option): Select default set of workarounds if no cpu type
3031 selected on the command line.
3032 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3034 From Michael Frysinger <michael.frysinger@analog.com>
3035 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3036 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3038 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3039 for bf547, bf523, bf524, and bf526.
3040 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3042 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3043 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3044 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3045 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3046 * doc/invoke.texi (Blackfin Options): Document that
3047 -mcpu now accept bf547, bf523, bf524, and bf526.
3049 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3051 PR rtl-optimization/34628
3052 * combine.c (try_combine): Stop and undo after the first combination
3053 if an autoincrement side-effect on the first insn has effectively
3056 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3059 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3060 Offset addresses are not valid for Altivec or paired float modes.
3062 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3065 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3066 if DECL_INITIAL (decl) is error_mark_node.
3069 * c-common.c (handle_vector_size_attribute): Only allow
3070 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3071 the same way as pointer, array etc. types.
3072 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3075 * tree.c (build_type_attribute_qual_variant): Call
3076 build_qualified_type if attributes are equal, but quals are not.
3078 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3081 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3082 * flags.h (warn_strict_aliasing): Remove.
3083 (warn_strict_overflow): Remove.
3084 * opts.c (warn_strict_aliasing): Remove.
3085 (warn_strict_overflow): Remove.
3086 * c-opts.c (c_common_handle_option): -Wall only sets
3087 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3088 (c_common_post_options): Give default values to -Wstrict-aliasing
3089 and -Wstrict-overflow if they are uninitialized.
3090 * common.opt (Wstrict-aliasing): Specify Var and Init.
3091 (Wstrict-overflow): Likewise.
3093 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3095 PR rtl-optimization/26854
3096 PR rtl-optimization/34400
3097 PR rtl-optimization/34884
3098 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3100 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3101 (df_rd_bb_info.expanded_lr_out): Deleted
3102 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3103 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3104 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3105 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3106 Removed code to allocate, initialize or free expanded_lr_out.
3107 (df_rd_bb_local_compute_process_def): Restructured to make more
3109 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3110 sets if the sets are being trimmed.
3112 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3115 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3116 (as_vers): Likewise.
3117 * configure: Regenerated.
3119 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3122 * tree-pass.h (pass_build_alias): New pass.
3123 * tree-ssa-alias.c (gate_build_alias): New.
3124 (pass_build_alias): New.
3125 * passes.c (init_optimization_passes): Add pass_build_alias after
3126 pass_create_structure_vars.
3128 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3130 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3131 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3132 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3133 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3134 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3135 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3136 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3137 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3138 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3139 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3140 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3141 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3142 * config/s390/s390.md (FP_ALL): New mode iterator.
3143 (_d): New mode attribute.
3144 ("*signbit<mode>2>"): Changed mode of first operand.
3145 ("isinf<mode>2"): Changed mode of first operand.
3146 ("*TDC_insn"): Adaptation for DFP modes.
3148 2008-01-22 Ben Elliston <bje@au.ibm.com>
3150 * tree.c (check_qualified_type): Improve function description.
3152 2008-01-21 Jason Merrill <jason@redhat.com>
3155 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3156 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3159 2008-01-21 DJ Delorie <dj@redhat.com>
3161 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3164 2008-01-21 Richard Guenther <rguenther@suse.de>
3167 * tree-cfg.c (verify_expr): Allow all invariant expressions
3168 instead of just constant class ones as reference argument.
3169 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3170 like any other constant.
3171 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3173 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3175 * regmove.c (fixup_match_1): Update call crossed frequencies.
3177 2008-01-21 Richard Guenther <rguenther@suse.de>
3180 * tree-inline.c (setup_one_parameter): Deal with mismatched
3181 types using a VIEW_CONVERT_EXPR.
3183 2008-01-21 Alon Dayan <alond@il.ibm.com>
3184 Olga Golovanevsky <olga@il.ibm.com>
3186 PR tree-optimization/34701
3187 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3188 when the structure size is not a power of 2.
3190 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3192 * doc/install.texi: Add doc for --enable-checking=df.
3194 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3196 PR rtl-optimization/34808
3197 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3199 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3201 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3204 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3206 PR rtl-optimization/26854
3207 PR rtl-optimization/34400
3208 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3210 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3211 (df_rd_bb_info.expanded_lr_out): New.
3212 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3213 * loop_iv.c (iv_analysis_loop_init): Ditto.
3214 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3215 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3216 Added code to allocate, initialize or free expanded_lr_out.
3217 (df_rd_bb_local_compute_process_def): Restructured to make
3218 more understandable.
3219 (df_rd_confluence_n): Add code to do nothing with fake edges and
3220 code to no apply invalidate_by_call sets if the sets are being trimmed.
3221 (df_lr_local_finalize): Renamed to df_lr_finalize.
3222 (df_live_local_finalize): Renamed to df_live_finalize.
3224 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3227 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3228 deciding whether to use reciprocal instructions.
3230 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3232 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3233 dwarf2out_note_section_used if cold_text_section is NULL.
3235 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3237 PR gcov-profile/34610
3238 * tree-cfg.c (make_edges): Mark both outgoing edges from
3239 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3240 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3241 from OMP_FOR and OMP_CONTINUE outgoing edges.
3243 * tree-profile.c (tree_profiling): Return early if
3244 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3246 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3247 from cfun to child_cfun.
3248 * function.h (struct function): Add after_tree_profile bit.
3250 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3252 * config/avr/avr.S (_exit): Disable interrupt.
3254 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3255 Steven Bosscher <stevenb.gcc@gmail.com>
3257 PR rtl-optimization/26854
3258 PR rtl-optimization/34400
3259 * df-problems.c (df_live_scratch): New scratch bitmap.
3260 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3261 (df_live_reset): Clear the proper bitmaps.
3262 (df_live_bb_local_compute): Only process the artificial defs once
3263 since the order is not important.
3264 (df_live_init): Init the df_live sets only with the variables
3265 found live by df_lr.
3266 (df_live_transfer_function): Use the df_lr sets to prune the
3267 df_live sets as they are being computed.
3268 (df_live_free): Free df_live_scratch.
3270 2008-01-18 Ian Lance Taylor <iant@google.com>
3272 * common.opt: Add fmerge-debug-strings.
3273 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3274 flag_merge_debug_strings rather than flag_merge_constants.
3275 * doc/invoke.texi (Option Summary): Mention
3276 -fmerge-debug-strings.
3277 (Debugging Options): Document -fmerge-debug-strings.
3279 2008-01-18 Ian Lance Taylor <iant@google.com>
3282 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3283 (struct tree_function_decl): Add new field operator_new_flag.
3284 * tree-inline.c (expand_call_inline): When inlining a call to
3285 operator new, force the return value to go into a variable, and
3286 set DECL_NO_TBAA_P on that variable.
3287 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3289 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3292 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3293 DWARF2_DEBUGGING_INFO.
3294 (dwarf2out_note_section_used): Ditto. Add prototype.
3295 (have_multiple_function_sections, text_section_used,
3296 cold_text_section_used, *cold_text_sections): Move declarations
3299 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3301 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3302 field and add signal_ra.
3303 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3304 assignments to frame state pc. Move end of stack check after
3305 MD_FALLBACK_FRAME_STATE_FOR.
3306 (uw_update_context_1): Use frame state signal_regs if set, instead
3307 of checking signal_frame flag.
3308 (uw_update_context): Use frame state signal_ra if set.
3309 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3310 * config/xtensa/linux-unwind.h: New file.
3312 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3314 * modulo-sched.c (get_sched_window): Fix comment typo.
3316 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3318 PR tree-optimization/34648
3319 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3321 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3323 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3324 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3326 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3328 PR rtl-optimization/34400
3329 * df-core.c (df_worklist_dataflow_overeager,
3330 df_worklist_dataflow_doublequeue): New functions.
3331 (df_worklist_dataflow): Two different worklist solvers.
3332 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3335 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3338 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3339 and ftree-parallelize-loops.
3341 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3343 PR rtl-optimization/34826
3344 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3346 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3348 * global.c (find_reg): Mark the eh regs as used if necessary.
3349 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3350 * ra.h (struct allocno): no_eh_reg field added. Changed
3351 no_stack_reg type to bitfield.
3353 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3355 * tree.c (substitute_in_expr): Add missing 'break'.
3357 2008-01-17 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/34825
3360 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3361 x / x as division to handle.
3363 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3365 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3366 "-pthread" is specified.
3367 * pa-hpux11.h (LIB_SPEC): Likewise.
3369 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3370 Peter Bergner <bergner@vnet.ibm.com>
3372 PR rtl-optimization/33796
3373 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3375 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3377 PR libgfortran/34699
3378 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3380 * pa-hpux10.h (LINK_SPEC): Likewise.
3381 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3383 2008-01-16 Richard Guenther <rguenther@suse.de>
3386 * fold-const.c (fold_convert_const_int_from_int): Do not
3387 set overflow if that occured only because of a sign extension
3388 change when converting from/to a sizetype with the same
3389 precision and signedness.
3391 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3394 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3395 location address to the correct place. Update copyright year.
3397 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3399 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3400 no dependences in the dependence_relations vector.
3402 2008-01-16 Jan Hubicka <jh@suse.cz>
3404 PR rtl-optimization/31396
3405 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3406 * cfg.c (dump_reg_info): Print it.
3407 * regs.h (struct reg_info_t): add freq_calls_crossed.
3408 (REG_FREQ_CALLS_CROSSED): New macro.
3409 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3410 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3411 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3412 regmove_optimize): Update call crossed frequencies.
3413 * local-alloc.c (struct qty): Add freq_calls_crossed.
3414 (alloc_qty): Copute freq_calls_crossed.
3415 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3416 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3417 * ra.h (struct allocno): Add freq_calls_crossed.
3419 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3421 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3422 libgomp when compiling with ftree-parallelize-loops.
3423 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3425 2008-01-16 Richard Guenther <rguenther@suse.de>
3427 PR tree-optimization/34769
3428 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3429 * tree.c (int_cst_value): Instead make this function more
3430 permissive in what it accepts as valid input. Document this
3431 function always sign-extends the value.
3433 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3434 Richard Guenther <rguenther@suse.de>
3437 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3438 (gimple_fold_indirect_ref_rhs): ... this.
3439 (gimple_fold_indirect_ref): New function with foldings
3440 that preserve lvalueness.
3441 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3442 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3443 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3444 to fold an INDIRECT_REF, fall back to the old use of
3445 fold_indirect_ref_1.
3447 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3449 * tree-data-ref.c (subscript_dependence_tester_1): Call
3450 free_conflict_function.
3451 (compute_self_dependence): Same.
3453 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3456 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3457 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3459 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3460 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3461 for DWARF2_UNWIND_INFO targets.
3463 2008-01-16 Richard Guenther <rguenther@suse.de>
3466 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3467 type qualifiers for function types.
3469 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3471 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3472 loop_iterator li from previous commit.
3474 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3476 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3478 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3480 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3481 (parallelize_loops): Don't parallelize irreducible components.
3483 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3486 * c-opts (c_common_post_options): Do not enable CPP
3487 flag_pedantic_errors by default.
3489 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3491 PR rtl-optimization/31944
3492 * cse.c (remove_pseudo_from_table): New function.
3493 (merge_equiv_classes): Use above function to remove pseudo-registers.
3494 (invalidate): Likewise.
3496 2008-01-13 Richard Guenther <rguenther@suse.de>
3499 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3500 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3502 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3504 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3505 validate_change to unshare the source of the PC set.
3507 2008-01-12 Jan Hubicka <jh@suse.cz>
3510 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3511 references above array bounds. This might trigger bounds checks for
3514 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3516 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3517 new_replaceable_dependencies.
3519 2008-01-12 Doug Kwan <dougkwan@google.com>
3521 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3522 instead of OPT_Wreturn_type in warning due to ignored return type
3524 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3525 options included in -Wextra.
3526 * c.opt: New option -Wignored_qualifiers.
3527 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3528 -Wignore_qualifiers.
3529 (-Wignored-qualifiers): Document.
3530 (-Wreturn-type): Remove description of functionality now handled
3531 by -Wignored-qualifiers.
3533 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3536 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3537 NOP_EXPR if it is between integral types with the same precision.
3539 2008-01-12 Jan Hubicka <jh@suse.cz>
3542 * invoke.texi (max-inline-recursive-depth): Fix default value.
3544 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3546 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3549 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3551 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3553 2008-01-11 James E. Wilson <wilson@specifix.com>
3556 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3558 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3560 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3561 save/restore frame pointer register and don't use 'call-prologues'
3562 optimization in function with "OS_task" attribute.
3564 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3567 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3568 when copying to memory.
3570 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3572 PR rtl-optimization/30905
3573 * cfgcleanup.c: Include dce.h
3574 (crossjumps_occured): New global variable.
3575 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3576 If something changed, set crossjumps_occured to true.
3577 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3578 Don't add/remove fake edges to exit here...
3579 (cleanup_cfg): ...but do it here, when crossjumping.
3580 Run a fast DCE when successful crossjumps occured in the latest
3581 iteration of try_optimize_cfg.
3583 2008-01-11 Richard Guenther <rguenther@suse.de>
3585 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3586 (struct vn_unary_op_s): Likewise.
3587 (vn_reference_insert): Free old reference on hash collision.
3589 2008-01-10 Raksit Ashok <raksit@google.com>
3591 PR rtl-optimization/27971
3592 * combine.c (find_split_point): Split PLUS expressions which are
3593 inside a MEM rtx, and whose first operand is complex.
3595 2008-01-10 DJ Delorie <dj@redhat.com>
3597 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3598 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3599 (m32c_hard_regno_ok): Call the underlying function.
3601 2008-01-10 Richard Guenther <rguenther@suse.de>
3604 * tree-cfg.c (tree_merge_blocks): Do not go through the
3605 full-blown folding and stmt updating path if we just deal
3606 with virtual operands.
3607 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3608 test for abnormal SSA_NAMEs.
3610 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3613 * reload.c (push_reload): Add assertions. All constants from
3614 reg_equiv_constant should have been used for replacing the respective
3616 (find_reloads_address): Invoke find_reloads_address_part for
3617 constant taken from the reg_equiv_constant array.
3619 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3621 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3622 field (valnum) the first in the struct. Replace bools with
3625 2008-01-10 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/34651
3628 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3629 types and ordering for masking and converting.
3631 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3633 PR tree-optimization/34017
3634 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3635 also for PHI_NODE expressions.
3637 2008-01-09 Jan Hubicka <jh@suse.cz>
3639 PR tree-optimization/34708
3640 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3641 based on number of case labels.
3642 (init_inline_once): Remove switch_cost.
3643 * tree-inline.h (eni_weights_d): Remove switch_cost.
3645 2008-01-09 Richard Guenther <rguenther@suse.de>
3646 Andrew Pinski <andrew_pinski@playstation.sony.com>
3649 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3650 temporary if an rvalue is ok or an lvalue is not required.
3652 2008-01-09 Richard Guenther <rguenther@suse.de>
3655 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3658 2008-01-09 Richard Guenther <rguenther@suse.de>
3661 * tree.c (host_integerp): Check for sizetype only if the
3662 type is an integer type.
3664 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3667 * opts.c (decode_options): Disable inlining of functions called
3668 once if not in unit-at-a-time mode.
3670 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3672 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3674 2008-01-08 Richard Guenther <rguenther@suse.de>
3677 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3678 out early if the result will be unused.
3680 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3685 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3689 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3691 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3692 for vectorization tuned.
3694 2008-01-08 Richard Guenther <rguenther@suse.de>
3696 PR tree-optimization/34683
3697 * tree-ssa-operands.c (operand_build_cmp): Export.
3698 * tree-ssa-operands.h (operand_build_cmp): Declare.
3699 * tree-vn.c (vuses_compare): Remove.
3700 (sort_vuses): Use operand_build_cmp.
3701 (sort_vuses_heap): Likewise.
3702 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3703 to re-use old VEC if available. Do not sort already sorted VUSEs.
3704 (vdefs_to_vec): Do not sort already sorted VDEFs.
3706 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3709 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3711 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3714 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3715 limitations of reciprocal sequences on x86 targets.
3717 2008-01-08 Richard Guenther <rguenther@suse.de>
3719 PR tree-optimization/34683
3720 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3722 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3725 * config/darwin.c (darwin_mergeable_string_section): Don't use
3726 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3728 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3731 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3732 negxf2. Macroize expander using X87MODEF mode iterator. Change
3733 predicates of op0 and op1 to register_operand.
3734 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3735 expander using X87MODEF mode iterator. Change predicates of
3736 op0 and op1 to register_operand.
3737 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3738 corresponding patterns and macroize using MODEF macro. Change
3739 predicates of op0 and op1 to register_operand and remove
3740 "m" constraint. Disparage "r" alternative with "!".
3741 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3742 macroize using X87MODEF macro. Change predicates of op0 and op1
3743 to register_operand and remove "m" constraint. Disparage "r"
3744 alternative with "!".
3745 (absneg splitter with memory operands): Remove.
3746 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3747 patterns and macroize using X87MODEF mode iterator.
3748 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3749 Change predicate of op1 to register_operand.
3750 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3751 for memory operands.
3753 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3755 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3757 2008-01-07 Richard Guenther <rguenther@suse.de>
3759 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3762 2008-01-07 Richard Guenther <rguenther@suse.de>
3764 PR tree-optimization/34683
3765 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3766 VOPs of the needed size to save memory. Use VEC_quick_push
3767 to save compile-time.
3768 (vdefs_to_vec): Likewise.
3770 2008-01-07 Sa Liu <saliu@de.ibm.com>
3772 * config/spu/spu.md (divdf3): Genetate inline code for double
3773 division. The implementation doesn't handle INF or NAN, therefore it
3774 only applies when -ffinite-math-only is given.
3776 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3779 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3780 * doc/cpp.texi ([Common Predefined Macros]): Document.
3782 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3785 order to use commutative addition instead of subtraction.
3787 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3788 Mircea Namolaru <namolaru@il.ibm.com>
3789 Vladimir Yanovsky <yanov@il.ibm.com>
3790 Revital Eres <eres@il.ibm.com>
3792 PR tree-optimization/34263
3793 * tree-outof-ssa.c (process_single_block_loop_latch,
3794 contains_tree_r): New functions.
3795 (analyze_edges_for_bb): Call process_single_block_loop_latch
3796 function to empty single-basic-block latch block if possible.
3798 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3800 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3802 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3804 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3806 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3808 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3810 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3812 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3814 PR tree-optimization/34618
3815 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3818 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3821 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3822 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3823 Update copyright year.
3825 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3826 Update copyright year.
3827 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3830 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3832 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3833 edge does not point to current bb before changing need_assert.
3835 2008-01-04 Richard Guenther <rguenther@suse.de>
3838 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3839 for verifying purposes if they are is_gimple_min_invariant.
3841 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3843 PR tree-optimization/34448
3844 PR tree-optimization/34465
3845 * gimplify.c (gimplify_init_constructor): Add new parameter
3846 notify_temp_creation. Use it.
3847 (gimplify_modify_expr_rhs): Take volatiles into account when
3848 optimizing constructors.
3849 Do not optimize constructors if gimplify_init_constructor will dump to
3851 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3852 * gcc.c-torture/compile/pr34448.c: New.
3854 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3856 PR gcov-profile/34609
3857 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3858 return_slot if result is TREE_ADDRESSABLE.
3860 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3862 * config/mips/mips.md (sqrt_condition): Tweak comment.
3863 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3865 2008-01-03 Tom Tromey <tromey@redhat.com>
3868 * c-common.c (c_type_hash): Handle VLAs.
3870 2008-01-03 Jan Hubicka <jh@suse.cz>
3872 PR tree-optimization/31081
3873 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3874 0 when inlining and not inlining to first basic block.
3875 (remap_decl): When var is initialized to 0, don't set default_def.
3876 (expand_call_inline): Set entry_bb.
3877 * tree-inline.h (copy_body_data): Add entry_bb.
3879 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3882 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3885 PR tree-optimization/29484
3886 * tree-inline.c (inline_forbidden_p_2): New function.
3887 (inline_forbidden_p): Disallow inlining if some static var
3888 has an address of a local LABEL_DECL in its initializer.
3889 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3892 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3894 PR tree-optimization/34635
3895 * tree-data-ref.c (add_other_self_distances): Make sure that the
3896 evolution step is constant.
3898 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3901 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3903 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3905 * tree-sra.c (scalarize_init): Insert the generate_element_init
3906 statements after the generate_element_zero statements.
3908 2008-01-02 Richard Guenther <rguenther@suse.de>
3912 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3913 for very large number of operands instead of ICEing.
3915 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3918 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3919 while stack probing.
3921 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3923 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3926 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3929 * tree-mudflap.c (mx_register_decls): Guard warning by
3930 !DECL_ARTIFICIAL check.
3932 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3934 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3935 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3936 sse5_perm<mode>): Fix constraints.