1 2008-03-12 Richard Guenther <rguenther@suse.de>
3 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5 * timevar.def (TV_TREE_PHIPROP): Add.
6 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
7 pass description. Use TV_TREE_PHIPROP.
8 * tree-ssa-forwprop.c: Remove phiprop code.
10 2008-03-12 Jakub Jelinek <jakub@redhat.com>
13 * omp-low.c (maybe_lookup_decl): Constify first argument.
14 (use_pointer_for_field): Change last argument from bool to
15 omp_context *. Disallow shared copy-in/out in nested
16 parallel if decl is shared in outer parallel too.
17 (build_outer_var_ref, scan_sharing_clauses,
18 lower_rec_input_clauses, lower_copyprivate_clauses,
19 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22 Ira Rosen <irar@il.ibm.com>
24 * tree-vectorizer.c (free_stmt_vec_info): New function.
25 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
26 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
27 * tree-vectorizer.h (free_stmt_vec_info): Declare.
28 * tree-vect-transform.c (vectorizable_conversion): Free
29 vec_oprnds0 if it was allocated.
30 (vect_permute_store_chain): Remove unused VECs.
31 (vectorizable_store): Free VECs that are allocated in the..
33 (vect_transform_strided_load, vectorizable_load): Likewise.
34 (vect_remove_stores): Simplify the code.
35 (vect_transform_loop): Move code to vect_remove_stores().
36 Call vect_remove_stores() and free_stmt_vec_info().
38 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
40 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
41 TARGET_HPUX. Revise comment.
42 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
43 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
44 Use sr4 variant of `be' instruction when not generating PIC code.
45 (attr_length_call): Adjust for above change.
47 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
49 * ipa-reference.c (static_execute): Remove module_statics_const and
50 associated setting code.
52 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
56 constraint for operand 1.
57 (paritysi2_cmp): Use register_operand constraint for operand 2.
58 Use earlyclobber modifier for operand 1. Remove support for
60 (paritydi2_cmp): Use register_operand constraint for operand 3.
61 Use earlyclobber modifier for operand 1. Remove support for
64 2008-03-11 Paul Brook <paul@codesourcery.com>
65 Vladimir Prus <vladimir@codesourcery.com>
67 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
68 (arm_compute_save_reg0_reg12_mask): Always
69 check if register 11 must be saved. Always safe hard frame pointer
70 when frame_pointer_needeed.
71 (arm_compute_save_reg_mask): Save IP and PC
72 only with apcs frames.
73 (arm_output_epilogue): Adjust Thumb2 codepath to
74 be also invoked and work for ARM non-apcs frames.
75 (arm_expand_prologue): Don't bother saving IP
76 for non-apcs frame, since it's not clobbered by
77 prologue code. Implement non-apcs frame
80 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
82 PR rtl-optimization/35281
83 * expr.c (convert_move): Use a new pseudo for the intermediate
84 from_mode->word_mode result.
86 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
88 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
89 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
90 * toplev.c (compile_file): Don't call it.
92 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
95 * expr.c (store_expr): Call emit_block_move if the mode
96 of "temp" RTX is BLKmode.
98 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
99 Richard Guenther <rguenther@suse.de>
101 PR tree-optimization/31358
102 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
103 the step with a NULL_TREE.
104 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
105 to sizetype if type is a pointer type.
106 (add_candidate_1): Don't convert the base and step to
107 the generic type if the orginal type is a pointer type.
108 (add_iv_value_candidates): Use sizetype for the step
109 if type is a pointer type.
110 (cand_value_at): Likewise.
111 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
113 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
114 Don't convert the tem affine to the type.
115 (add_elt_to_tree): Use sizetype for the step if a pointer.
116 Use POINTER_PLUS_EXPR for pointers.
117 (aff_combination_to_tree): Use sizetype for the step if a
120 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
122 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
123 Remove commutativity hint.
125 2008-03-10 Jakub Jelinek <jakub@redhat.com>
129 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
130 errorneous type. Check that v is a VAR_DECL.
133 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
135 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
137 PR tree-optimization/35494
138 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
139 may be overriden at link and run time.
141 2008-03-10 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/34677
144 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
145 (poolify_tree): Likewise.
146 (modify_expr_template): Likewise.
147 (poolify_modify_stmt): Likewise.
148 (insert_fake_stores): Handle all component-ref style stores
149 in addition to INDIRECT_REF. Also handle complex types.
150 Do not poolify the inserted load.
151 (realify_fake_stores): Do not rebuild the tree but only
152 make it a SSA_NAME copy.
153 (init_pre): Remove initialzation of modify_expr_template.
154 Do not allocate modify_expr_node_pool.
155 (fini_pre): Do not free modify_expr_node_pool.
157 2008-03-10 Paul Brook <paul@codesourcery.com>
159 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
162 2008-03-10 Paul Brook <paul@codesourcery.com>
163 Mark Shinwell <shinwell@codesourcery.com>
165 * config/arm/cortex-r4.md: New.
166 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
168 * config/arm/arm.md: Include cortex-r4.md.
169 (insn): Add smmls, sdiv and udiv values.
170 (generic_sched): Don't use generic scheduling for Cortex-R4.
171 (arm_issue_rate): New function.
172 (TARGET_SCHED_ISSUE_RATE): Define.
174 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
176 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
178 2008-03-10 Richard Guenther <rguenther@suse.de>
180 * tree-ssa-pre.c (get_sccvn_value): Simplify.
181 (compute_avail): Do not add stmt uses to AVAIL_OUT.
183 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
185 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
188 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
190 * c.opt (Wsynth): Deprecate.
191 * doc/invoke.texi (Option Summary, Warning Options): Document
192 -Wno-format-contains-nul.
194 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
198 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
200 2008-03-09 Ira Rosen <irar@il.ibm.com>
202 * config/rs6000/rs6000.c (builtin_description): Rename vector
203 left shift operations.
204 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
205 (altivec_vsl<VI_char>): Rename to ...
206 (ashl<mode>3): ... new name.
207 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
209 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
211 2008-03-08 Richard Guenther <rguenther@suse.de>
213 * coverage.h (tree_coverage_counter_addr): Declare.
214 * coverage.c (tree_coverage_counter_addr): New function.
215 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
217 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
218 (tree_gen_one_value_profiler): Likewise.
219 (tree_gen_ic_profiler): Likewise.
220 (tree_gen_average_profiler): Likewise.
221 (tree_gen_ior_profiler): Likewise.
223 2008-03-08 Richard Guenther <rguenther@suse.de>
225 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
226 (vn_binary_op_insert): Likewise.
227 (vn_unary_op_lookup): Likewise.
228 (vn_unary_op_insert): Likewise.
229 (vn_nary_op_lookup): Declare.
230 (vn_nary_op_insert): Likewise.
231 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
232 and binary hashes, use a single obstack for unary_op_pool
234 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
235 a single struct vn_nary_op_s. Store tree code length and
236 a variable number of operands.
237 (struct vn_reference_op_struct): Remove unused op2.
238 (vn_reference_op_eq): Do not compare op2.
239 (vn_reference_op_compute_hash): Do not compute hash of op2.
240 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
241 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
242 with vn_nary_op_compute_hash.
243 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
244 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
246 (vn_unary_op_insert, vn_binary_op_insert): Replace with
248 (visit_unary_op): Call nary functions.
249 (visit_binary_op): Likewise.
250 (process_scc): Adjust for struct vn_tables_s changes.
251 (allocate_vn_table): Likewise.
252 (free_vn_table): Likewise.
253 * tree-vn.c (vn_add): Call nary functions.
254 (vn_lookup): Likewise.
256 2008-03-08 Jakub Jelinek <jakub@redhat.com>
259 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
260 wdst back after sync_compare_and_swapqhi_internal.
262 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
265 * config/i386/i386-modes.def (V1DI): New vector mode.
266 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
267 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
269 (MMXMODE): Add V1DI mode.
270 (mmxvecsize): Change DI mode to V1DI mode.
271 ("mov<mode>): Use MMXMODEI8 mode iterator.
272 ("*mov<mode>_internal_rex64"): Ditto.
273 ("*mov<mode>_internal"): Ditto.
274 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
275 ("mmx_sub<mode>3"): Ditto.
276 ("mmx_adddi3"): Remove insn pattern.
277 ("mmx_subdi3"): Ditto.
278 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
279 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
280 ("mmx_ashl<mode>3"): Ditto.
281 ("mmx_lshrdi3"): Remove insn pattern.
282 ("mmx_ashldi3"): Ditto.
283 * config/i386/i386.c (classify_argument): Handle V1DImode.
284 (function_arg_advance_32): Ditto.
285 (function_arg_32): Ditto.
286 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
287 mmx_addv1di3 insn pattern.
288 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
289 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
290 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
291 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
292 Remove definitions of built-in functions.
293 (V1DI_type_node): New node.
294 (v1di_ftype_v1di_int): Ditto.
295 (v1di_ftype_v1di_v1di): Ditto.
296 (v2si_ftype_v2si_si): Ditto.
297 (v4hi_ftype_v4hi_di): Remove node.
298 (v2si_ftype_v2si_di): Ditto.
299 (ix86_init_mmx_sse_builtins): Handle V1DImode.
300 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
301 Redefine builtins using def_builtin_const with *_ftype_*_int node.
302 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
303 Add new builtins using def_builtin_const.
304 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
305 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
306 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
307 * config/i386/mmintrin.h (__v1di): New typedef.
308 (_mm_add_si64): Cast arguments to __v1di type.
309 (_mm_sub_si64): Ditto.
310 (_mm_sll_pi16): Cast __count to __v4hi type.
311 (_mm_sll_pi32): Cast __count to __v2si type.
312 (_mm_sll_si64): Cast arguments to __v1di type.
313 (_mm_srl_pi16): Cast __count to __v4hi type.
314 (_mm_srl_pi32): Cast __count to __v2si type.
315 (_mm_srl_si64): Cast arguments to __v1di type.
316 (_mm_sra_pi16): Cast __count to __v4hi type.
317 (_mm_sra_pi32): Cast __count to __v2si type.
318 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
319 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
320 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
321 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
322 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
323 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
324 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
325 (_mm_srai_pi32): Use __builtin_ia32_psradi.
326 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
327 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
328 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
329 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
331 2008-03-07 Joseph Myers <joseph@codesourcery.com>
333 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
335 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
338 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
339 reg+const addressing for Altivec modes. Don't generate reg+reg
340 addressing for TFmode or TDmode quantities.
342 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
344 * c-common.c (vector_types_convertible_p): Call langhook
345 instead of comptypes.
347 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
350 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
351 integral and scalar float variables which have a
354 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
356 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
357 dwarf_register_span hook when emitting unwind information for
358 register-to-memory saves.
359 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
360 (rs6000_frame_related): Remove call to spe_synthesize_frame.
362 2008-03-06 Jakub Jelinek <jakub@redhat.com>
364 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
365 for the same VAR_DECL.
367 2008-03-06 Tom Tromey <tromey@redhat.com>
370 * doc/standards.texi (Standards): Don't mention treelang.
371 * doc/invoke.texi (Overall Options): Don't mention treelang.
372 * doc/install.texi (Prerequisites): Don't mention bison or
374 (Configuration): Don't mention treelang.
375 (Building): Likewise.
376 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
378 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
380 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
381 word-extractions out of a multi-word object.
383 2008-03-06 Richard Guenther <rguenther@suse.de>
385 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
386 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
387 result type and precision.
388 * expr.c (get_inner_reference): Set unsignedp based on the result
389 type of BIT_FIELD_REF.
390 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
391 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
392 (try_instantiate_multiple_fields): Likewise. Use the correct type
394 (sra_build_assignment): Likewise.
395 (sra_build_elt_assignment): Likewise.
396 (sra_explode_bitfield_assignment): Likewise.
397 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
398 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
399 set BIT_FIELD_REF_UNSIGNED.
400 (vectorizable_load): Likewise.
402 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
404 * cse.c (cse_extended_basic_block): Invalidate artificial defs
407 2008-03-06 Richard Guenther <rguenther@suse.de>
409 * alias.c (struct alias_set_entry): Move has_zero_child field
410 to pack with alias_set.
412 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
414 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
417 2008-03-05 Ian Lance Taylor <iant@google.com>
419 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
421 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
423 * fwprop.c (update_df): Support width and offset parameters of
425 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
426 global_conflicts): Change DF_REF_EXTRACT to either
427 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
428 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
429 * df-scan.c (df_ref_record, df_defs_record,
430 df_ref_create_structure, df_def_record_1, df_uses_record,
431 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
432 df_bb_refs_collect, df_entry_block_defs_collect,
433 df_exit_block_uses_collect): Support new width and offset fields.
434 (ref_extract_pool): New storage pool.
435 (df_free_ref): New function.
436 (df_reg_chain_unlink, df_free_collection_rec,
437 df_sort_and_compress_refs): Call df_free_ref.
438 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
440 (df_ref_create_structure): Allocate df_ref_extract if offset and
441 width fields are used.
442 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
443 (df_uses_record): Get offset and width from ZERO_EXTRACT
445 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
446 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
447 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
448 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
449 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
450 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
451 (df_ref_extract): New structure.
452 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
453 (df_ref_create): Add width and offset parameters.
455 2008-03-05 Richard Guenther <rguenther@suse.de>
457 * tree-ssa-structalias.c (get_constraint_for_component_ref):
458 Use ranges_overlap_p.
459 (offset_overlaps_with_access): Rename
460 to ranges_overlap_p and move ...
461 * tree-flow-inline.h (ranges_overlap_p): ... here.
463 * tree.h (get_inner_reference, handled_component_p): Update
466 * tree.h (record_component_aliases, get_alias_set,
467 alias_sets_conflict_p, alias_sets_must_conflict_p,
468 objects_must_conflict_p): Move declarations ...
469 * alias.h (record_component_aliases, get_alias_set,
470 alias_sets_conflict_p, alias_sets_must_conflict_p,
471 objects_must_conflict_p): ... here.
473 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
475 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
477 * cfg.c: Include tree-flow.h.
478 (remove_edge_raw): Call redirect_edge_var_map_clear.
479 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
480 * tree-flow-inline.h (redirect_edge_var_map_def): New.
481 (redirect_edge_var_map_result): New.
482 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
483 PENDING_STMT use with redirect_edge_var_map_*.
484 * tree-ssa.c (edge_var_maps): New definition.
485 (redirect_edge_var_map_add): New.
486 (redirect_edge_var_map_clear): New.
487 (redirect_edge_var_map_dup): New.
488 (redirect_edge_var_map_vector): New.
489 (redirect_edge_var_map_destroy): New.
490 (ssa_redirect_edge): Replace PENDING_STMT use with
491 redirect_edge_var_map_*.
492 (flush_pending_stmts): Same.
493 (delete_tree_ssa): Destroy edge var map.
494 * tree-flow.h (struct _edge_var_map): New.
495 Define edge_var_map vector type.
496 Declare redirect_edge_var_map_* prototypes.
497 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
498 * tree-cfg.c (reinstall_phi_args): Replace
499 PENDING_STMT use with redirect_edge_var_map_*.
501 2008-03-05 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/35472
504 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
505 whose single use_stmt has a overlapping set of loaded and
506 stored symbols as that use_stmt might be a noop assignment then.
508 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
510 * gthr-rtems.h: Implement __gthread_mutex_destroy.
512 2008-03-05 Richard Guenther <rguenther@suse.de>
515 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
517 * tree-cfg.c (verify_expr): Verify it.
518 * fold-const.c (fold_truthop): Remove code generating
519 BIT_FIELD_REFs of structure bases.
520 (fold_binary): Likewise.
521 (fold_ternary): Position and size of BIT_FIELD_REFs are
522 always host integers.
523 (make_bit_field_ref): Remove.
524 (optimize_bit_field_compare): Remove.
525 (all_ones_mask_p): Remove.
527 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
530 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
531 (split_block_and_df_analyze): New. Split basic block and rebuild
533 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
535 (split_pattern_seq): Likewise.
536 (erase_matching_seqs): Likewise.
537 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
539 2008-03-04 Geoff Keating <geoffk@apple.com>
541 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
542 declaration and code.
543 (tree_invalid_nonnegative_warnv_p): Likewise.
545 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
547 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
548 examples. Truncate option-names then causing overfull hbox.
550 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
553 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
555 * configure: Rebuilt.
557 2008-03-04 Rafael Espindola <espindola@google.com>
559 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
560 (tree_unary_nonnegative_warnv_p): New.
561 (tree_binary_nonnegative_warnv_p): New.
562 (tree_single_nonnegative_warnv_p): New.
563 (tree_invalid_nonnegative_warnv_p): New.
564 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
566 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
569 * opts.c (handle_option): Postpone 'unknown option' errors only for
572 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
575 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
578 2008-03-04 Rafael Espindola <espindola@google.com>
580 * fold-const.c (tree_unary_nonzero_warnv_p): New.
581 (tree_binary_nonzero_warnv_p): New.
582 (tree_single_nonzero_warnv_p): New.
583 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
585 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
588 * fold-const.c (fold_cond_expr_with_comparison): Prevent
589 transformations for modes that have signed zeros.
590 * ifcvt.c (noce_try_abs): Ditto.
592 2008-03-04 Joseph Myers <joseph@codesourcery.com>
594 * config/i386/i386.c (override_options): Force
595 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
597 2008-03-04 Jan Hubicka <jh@suse.cz>
600 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
603 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
605 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
606 label to probe the stack.
608 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
610 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
611 (__gthr_win32_mutex_destroy): Declare.
612 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
613 __gthr_win32_mutex_destroy.
614 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
616 2008-03-03 Jan Hubicka <jh@suse.cz>
619 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
620 aggressive on inlining cold calls.
622 2008-03-03 Richard Guenther <rguenther@suse.de>
624 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
625 struct copies into the expression table.
626 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
627 (try_to_simplify): Likewise.
628 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
629 integral and pointer arguments which do not change the
630 precision to NOP_EXPRs.
631 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
632 VIEW_CONVERT_EXPR case.
634 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
636 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
637 defined in a loop at depth 0 is invariant.
638 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
639 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
640 be called at loop depth 0.
642 2008-03-02 Jakub Jelinek <jakub@redhat.com>
645 * gcc.c (process_command): Update copyright notice dates.
646 * gcov.c (print_version): Likewise.
647 * gcov-dump.c (print_version): Likewise.
648 * mips-tfile.c (main): Likewise.
649 * mips-tdump.c (main): Likewise.
651 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
654 * c-common.c (flag_permissive): Delete.
655 (constant_expression_warnings): Check flags first.
656 (constant_expression_error): New.
657 * c-common.h (flag_permissive): Delete.
658 (constant_expression_error): Declare.
659 * flags.h (flag_permissive): Declare. Update description.
660 * diagnostic.c (pedwarn): Update.
662 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
663 (permissive_error_kind): New.
664 * toplev.c (flag_permissive): Define. Update description.
665 * toplev.h (permissive_error_kind): Declare.
666 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
667 (pedwarn_c90): Use pedantic_warning_kind.
668 * c-opts.c (c_common_post_options): flag_permissive does not affect
669 flag_pedantic_errors.
671 2008-03-02 Joseph Myers <joseph@codesourcery.com>
673 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
674 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
675 __absvsi2, __absvDI2): Use unsigned arithmetic.
677 2008-03-02 Andi Kleen <ak@suse.de>
678 Richard Guenther <rguenther@suse.de>
680 * struct-equiv.c: Remove file.
681 * cfg_cleanup.c (condjump_equiv_p): Remove.
682 * Makefile.in (OBJS-common): Remove struct-equiv.o.
683 (struct-equiv.o): Remove rule.
684 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
685 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
686 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
688 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
690 * ifcvt.c (noce_process_if_block): Try to handle only the then
691 block if the else block exists but isn't suitable.
693 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
696 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
697 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
698 regression from previous patch.
700 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
703 * gthr.h: Add __gthread_mutex_destroy as a function that must be
705 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
706 * gthr-single.h (__gthread_mutex_destroy): Likewise.
707 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
708 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
709 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
710 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
711 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
712 (__gthread_mutex_destroy_function): Rename to
713 __gthread_mutex_destroy.
714 * gthr-dce.h (__gthread_mutex_destroy): Call
715 pthread_mutex_destroy.
716 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
717 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
718 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
720 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
722 * df-scan.c (df_ref_chain_change_bb): Simplify.
723 (df_insn_change_bb): Add new_bb argument. Simplify. Call
724 set_block_for_insn if there's any change.
725 * df.h ((df_insn_change_bb): Fix prototype.
726 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
727 df_insn_change_bb, don't call set_block_for_insn.
728 * emit-rtl.c (reorder_insns): Likewise.
729 * haifa-sched.c (move_insn): Likewise.
731 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
733 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
735 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
737 * tree-flow-inline.h (next_readonly_imm_use): Return
738 NULL_USE_OPERAND_P after the end.
740 2008-03-01 Richard Guenther <rguenther@suse.de>
742 PR tree-optimization/35411
743 * tree-sra.c (sra_build_assignment): Split conversion to
744 final type to a separate statement if we are not assigning
747 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
749 * fold-const.c (fold_convertible_p): Correct the logic to follow
750 that in fold_convert().
752 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
755 * tree-inline.c (build_duplicate_type): When we make a
756 duplicate type, make it unique in the canonical types system.
758 2008-02-29 Tom Tromey <tromey@redhat.com>
760 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
761 input_file_stack_history, input_file_stack_restored): Remove.
762 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
763 * input.h (struct file_stack): Remove.
764 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
765 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
767 * diagnostic.h (struct diagnostic_context) <last_module>: Change
769 (diagnostic_last_module_changed): Add 'map' argument.
770 (diagnostic_set_last_function): Likewise.
771 * diagnostic.c (undiagnostic_report_current_module): Iterate using
772 line map, not input_file_stack.
773 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
775 2008-02-29 Paul Brook <paul@codesourcery.com>
777 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
779 2008-02-29 Paul Brook <paul@codesourcery.com>
781 * config/arm/ieee754-df.S (muldf3): Use RET macros.
783 2008-02-29 Richard Guenther <rguenther@suse.de>
785 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
787 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
788 value for comparing for a store match.
789 (simplify_unary_expression): Do nothing for SSA_NAMEs.
790 (try_to_simplify): Do not do a full-blown reference lookup.
792 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
794 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
795 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
797 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
799 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
801 * tree-loop-linear.c (try_interchange_loops): Compare memory access
802 strides against cache sizes.
804 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
806 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
809 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
811 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
812 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
813 is smaller than the original promoted value.
814 (simplify_subreg): If OP is a SUBREG, try to preserve its
815 SUBREG_PROMOTED_VAR_P information.
817 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
819 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
820 (VN_INFO_GET): Allocate new objects on the obstack.
821 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
822 for rpo_numbers_temp, for consistency.
823 (free_scc_vn): Free the obstack.
825 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
827 * doc/invoke.texi: Document -ftree-loop-distribution.
828 * tree-loop-distribution.c: New.
829 * tree-pass.h (pass_loop_distribution): New.
830 * graphds.h (struct graph): Add htab_t indices.
831 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
832 * tree-vectorizer.c (rename_variables_in_loop): Extern.
833 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
834 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
835 * tree-data-ref.c (debug_data_dependence_relations): New.
836 (dump_data_dependence_relation): Also print data references.
837 (free_data_ref): Extern.
838 (same_access_functions): Moved...
839 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
840 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
841 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
842 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
843 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
844 (stmts_from_loop): Skip LABEL_EXPR.
845 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
847 (build_rdg): Initialize rdg->indices htab.
848 (free_rdg, stores_from_loop, ref_base_address,
849 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
850 have_similar_memory_accesses_1, ref_base_address_1,
851 remove_similar_memory_refs): New.
852 * tree-data-ref.h: Depend on tree-chrec.h.
853 (debug_data_dependence_relations, free_data_ref): Declared.
854 (same_access_functions): ... here.
855 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
857 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
858 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
859 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
860 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
861 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
862 rdg_vertex_for_stmt): Declared.
863 (struct rdg_edge): Add level.
865 (free_rdg, stores_from_loop, remove_similar_memory_refs,
866 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
868 (rdg_has_similar_memory_accesses): New.
869 * tree-vect-analyze.c: Remove unused static decls.
870 * lambda.h (dependence_level): New.
871 * common.opt (ftree-loop-distribution): New.
872 * tree-flow.h (mark_virtual_ops_in_bb,
873 slpeel_tree_duplicate_loop_to_edge_cfg,
874 rename_variables_in_loop): Declared.
875 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
876 (OBJS-common): Add tree-loop-distribution.o.
877 (tree-loop-distribution.o): New rule.
878 * tree-cfg.c (mark_virtual_ops_in_bb): New.
879 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
880 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
882 2008-02-28 Joseph Myers <joseph@codesourcery.com>
885 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
886 other than structures and unions.
888 2008-02-28 Richard Guenther <rguenther@suse.de>
891 2008-02-26 Richard Guenther <rguenther@suse.de>
893 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
894 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
895 (lookup_decl_from_uid): Declare.
896 (remove_decl_from_map): Likewise.
897 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
898 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
899 (decl_for_uid_map): New global hashtable mapping DECL_UID
901 (init_ttree): Allocate it.
902 (insert_decl_to_uid_decl_map): New helper function.
903 (make_node_stat): Insert new decls into the map.
904 (copy_node_stat): Likewise.
905 (lookup_decl_from_uid): New function.
906 (remove_decl_from_map): Likewise.
907 (print_decl_for_uid_map_statistics): New helper.
908 (dump_tree_statistics): Call it.
910 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
911 (referenced_var_iterator): Adjust.
912 (FOR_EACH_REFERENCED_VAR): Adjust.
913 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
914 (num_referenced_vars): Adjust.
915 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
916 (first_referenced_var): Remove.
917 (end_referenced_vars_p): Likewise.
918 (next_referenced_var): Likewise.
919 (referenced_var_iterator_set): New helper function.
920 * tree-dfa.c (referenced_var_lookup): Adjust.
921 (referenced_var_check_and_insert): Likewise.
922 (remove_referenced_var): Likewise.
923 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
924 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
925 (verify_call_clobbering): Likewise.
926 (verify_memory_partitions): Likewise.
927 (init_tree_ssa): Allocate bitmap instead of hashtable for
929 (delete_tree_ssa): Adjust.
930 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
931 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
932 (compute_tag_properties): Likewise.
933 (set_initial_properties): Likewise.
934 (find_partition_for): Likewise.
935 (update_reference_counts): Likewise.
936 (dump_may_aliases_for): Likewise.
937 * tree-ssa-operands.c (add_virtual_operand): Likewise.
938 (add_call_clobber_ops): Likewise.
939 (add_call_read_ops): Likewise.
940 (get_asm_expr_operands): Likewise.
941 * tree-into-ssa.c (dump_decl_set): Likewise.
942 (update_ssa): Likewise.
943 * tree-sra.c (scan_function): Likewise.
944 (decide_instantiations): Likewise.
945 (scalarize_parms): Likewise.
946 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
947 (dsa_named_for): Likewise.
948 * tree-ssa-structalias.c (update_alias_info): Likewise.
949 (merge_smts_into): Likewise.
951 2008-02-27 David Daney <ddaney@avtrex.com>
954 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
955 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
956 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
957 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
958 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
960 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
963 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
964 (BUILT_IN_NEXTTOWARD): Remove.
965 (BUILT_IN_NEXTTOWARDF): Ditto.
966 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
967 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
969 2008-02-27 Tom Tromey <tromey@redhat.com>
971 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
972 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
974 2008-02-27 Jan Beulich <jbeulich@novell.com>
976 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
977 update the respective field on newdecl.
979 2008-02-27 Revital Eres <eres@il.ibm.com>
981 PR rtl-optimization/34999
982 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
983 crossing edges that ends with a call insn.
984 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
985 call insn and clear the EDGE_CROSSING flag of the crossing edge
986 when fixing fallthru edges.
988 2008-02-27 Richard Guenther <rguenther@suse.de>
991 * fold-const.c (fold_unary): Return the correct argument,
992 converted to the result type.
994 2008-02-27 Richard Guenther <rguenther@suse.de>
997 * expr.c (expand_expr_real_1): Assert on rotates that operate
999 * fold-const.c (fold_binary): Use the types precision, not the
1000 bitsize of the mode if folding rotate expressions. Build rotates
1001 only for full modes.
1003 2008-02-27 Jakub Jelinek <jakub@redhat.com>
1005 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
1007 * c-pragma.c (pragma_ns_name): New typedef.
1008 (registered_pp_pragmas): New variable.
1009 (c_pp_lookup_pragma): New function.
1010 (c_register_pragma_1): If flag_preprocess_only, do nothing
1011 for non-expanded pragmas, for expanded ones push pragma's
1012 namespace and name into registered_pp_pragmas vector.
1013 (c_invoke_pragma_handler): Register OpenMP pragmas even when
1014 flag_preprocess_only, don't register GCC pch_preprocess
1015 pragma if flag_preprocess_only.
1016 * c-opts.c (c_common_init): Call init_pragma even if
1017 flag_preprocess_only.
1018 * c-pragma.c (c_pp_lookup_pragma): New prototype.
1019 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
1020 cpp_register_pragma if flag_preprocess_only.
1022 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1025 * c-parser.c (c_parser_translation_unit): Warn for empty
1026 translation unit, not empty source file.
1028 2008-02-26 Paul Brook <paul@codesourcery.com>
1030 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
1031 operand for Thumb-2.
1032 * config/arm/arm.h (reg_class): Add CORE_REGS.
1033 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
1034 (BASE_REG_CLASS): Use CORE_REGS.
1035 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
1036 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1037 (REGNO_OK_FOR_INDEX_P): Exclude SP.
1038 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
1039 ARM_REGNO_OK_FOR_INDEX_P.
1040 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1041 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1042 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1043 (ldm/stm peepholes): Ditto.
1044 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1045 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1046 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1047 * config/arm/constraints.md: Enable "k" constraint on ARM.
1049 2008-02-27 Ben Elliston <bje@au.ibm.com>
1051 * config/rs6000/rs6000.c: Annotate cache line size field in all
1052 instances of struct processor_costs.
1054 2008-02-26 David Edelsohn <edelsohn@gnu.org>
1056 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1057 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1058 jump_bypass): New counters.
1059 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1060 * dce.c (gate_ud_dce): Same.
1061 (gate_fast_dce): Same.
1062 * dse.c (gate_dse1): New function.
1063 (gate_dse2): New function.
1064 (gate_dse): Merge results of new gate functions.
1065 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1066 (gate_handle_jump_bypass): Add dbg_cnt.
1067 (gate_handle_gcse): Add dbg_cnt.
1068 * ifcvt.c (gate_handle_if_conversion): Same.
1069 (gate_handle_if_after_combine): Same.
1070 (gate_handle_if_after_reload): Same.
1071 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1073 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
1075 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1077 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1079 2008-02-26 Jason Merrill <jason@redhat.com>
1082 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
1083 alone if it's the naming decl for the type's main variant.
1085 2008-02-26 Tom Tromey <tromey@redhat.com>
1087 * system.h (USE_MAPPED_LOCATION): Poison.
1088 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1089 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1090 (make_goto_expr_edges): Likewise.
1091 (remove_bb): Likewise.
1092 (execute_warn_function_return): Likewise.
1093 * basic-block.h (struct edge_def) <goto_locus>: Change type to
1095 * c-common.c (fname_decl): Remove old location code.
1096 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1098 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1100 (ASM_INPUT_SOURCE_LOCATION): Likewise.
1101 (gen_rtx_ASM_INPUT): Likewise.
1102 (gen_rtx_ASM_INPUT_loc): Likewise.
1103 (get_rtx_asm_OPERANDS): Remove.
1104 * cfglayout.c (insn_locators_alloc): Remove old location code.
1105 (set_curr_insn_source_location): Likewise.
1106 (curr_insn_locator): Likewise.
1107 * print-tree.c (print_node): Remove old location code.
1108 * tree-mudflap.c (mf_varname_tree): Remove old location code.
1109 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1110 * cfgexpand.c (expand_gimple_cond_expr): Don't use
1111 location_from_locus.
1112 (construct_exit_block): Remove old location code.
1113 * emit-rtl.c (force_next_line_note): Remove old location code.
1114 * profile.c (branch_prob): Remove old location code.
1115 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1116 LOC_LINE): Remove old-location variants.
1117 * langhooks.c (lhd_print_error_function): Remove old location
1119 * configure, config.in: Rebuilt.
1120 * configure.ac (--enable-mapped-location): Remove.
1121 * c-decl.c (c_init_decl_processing): Remove old location code.
1122 (finish_function): Likewise.
1123 * recog.c (decode_asm_operands): Remove old location code.
1124 * c-pch.c (c_common_read_pch): Remove old location code.
1125 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1127 * gimple-low.c (lower_function_body): Remove old location code.
1128 * toplev.c (unknown_location): Remove.
1129 (push_srcloc): Remove old-location variant.
1130 (process_options): Remove old location code.
1131 (lang_dependent_init): Likewise.
1132 * input.h (UNKNOWN_LOCATION): Move definition.
1133 (location_t): Undeprecate.
1134 (source_locus): Remove.
1135 (location_from_locus): Remove.
1136 (struct location_s): Remove.
1137 Remove all old-location code.
1138 (input_line, input_filename): Remove.
1139 * final.c (final_scan_insn): Remove old location code.
1140 * diagnostic.c (diagnostic_build_prefix): Remove
1141 USE_MAPPED_LOCATION test.
1142 * tree.h (gimple_stmt) <locus>: Now a location_t.
1143 (tree_exp) <locus>: Likewise.
1144 (DECL_IS_BUILTIN): Remove old-location variant.
1145 (annotate_with_file_line, annotate_with_locus): Likewise.
1146 (expr_locus, set_expr_locus): Update.
1147 * tree.c (build1_stat): Remove old location code.
1148 (last_annotated_node): Remove.
1149 (annotate_with_file_line): Remove old-location variant.
1150 (annotate_with_locus): Likewise.
1151 (expr_location): Remove old location code.
1152 (set_expr_location): Likewise.
1153 (expr_has_location): Likewise.
1154 (expr_locus): Likewise.
1155 (set_expr_locus): Likewise.
1156 (expr_filename): Don't use location_from_locus.
1157 (expr_lineno): Likewise.
1158 * rtl-error.c (location_for_asm): Remove old location code.
1159 * c-lex.c (cb_line_change): Remove old location code.
1160 (fe_file_change): Likewise.
1161 (cb_def_pragma): Likewise.
1162 (c_lex_with_flags): Likewise.
1163 * gengtype.c (do_typedef): Don't special-case location types.
1164 (define_location_structures): Remove.
1165 (main): Don't call define_location_structures.
1166 * tree-pretty-print.c (dump_implicit_edges): Remove old location
1169 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1172 * builtins.def (BUILT_IN_STDARG_START): Remove.
1173 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1174 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1175 * tree-inline.c (inline_forbidden_p_1): Likewise.
1177 2008-02-26 Richard Guenther <rguenther@suse.de>
1179 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1180 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1181 (lookup_decl_from_uid): Declare.
1182 (remove_decl_from_map): Likewise.
1183 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1184 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1185 (decl_for_uid_map): New global hashtable mapping DECL_UID
1187 (init_ttree): Allocate it.
1188 (insert_decl_to_uid_decl_map): New helper function.
1189 (make_node_stat): Insert new decls into the map.
1190 (copy_node_stat): Likewise.
1191 (lookup_decl_from_uid): New function.
1192 (remove_decl_from_map): Likewise.
1193 (print_decl_for_uid_map_statistics): New helper.
1194 (dump_tree_statistics): Call it.
1196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1197 (referenced_var_iterator): Adjust.
1198 (FOR_EACH_REFERENCED_VAR): Adjust.
1199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1200 (num_referenced_vars): Adjust.
1201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1202 (first_referenced_var): Remove.
1203 (end_referenced_vars_p): Likewise.
1204 (next_referenced_var): Likewise.
1205 (referenced_var_iterator_set): New helper function.
1206 * tree-dfa.c (referenced_var_lookup): Adjust.
1207 (referenced_var_check_and_insert): Likewise.
1208 (remove_referenced_var): Likewise.
1209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1211 (verify_call_clobbering): Likewise.
1212 (verify_memory_partitions): Likewise.
1213 (init_tree_ssa): Allocate bitmap instead of hashtable for
1215 (delete_tree_ssa): Adjust.
1216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1218 (compute_tag_properties): Likewise.
1219 (set_initial_properties): Likewise.
1220 (find_partition_for): Likewise.
1221 (update_reference_counts): Likewise.
1222 (dump_may_aliases_for): Likewise.
1223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1224 (add_call_clobber_ops): Likewise.
1225 (add_call_read_ops): Likewise.
1226 (get_asm_expr_operands): Likewise.
1227 * tree-into-ssa.c (dump_decl_set): Likewise.
1228 (update_ssa): Likewise.
1229 * tree-sra.c (scan_function): Likewise.
1230 (decide_instantiations): Likewise.
1231 (scalarize_parms): Likewise.
1232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1233 (dsa_named_for): Likewise.
1234 * tree-ssa-structalias.c (update_alias_info): Likewise.
1235 (merge_smts_into): Likewise.
1237 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1240 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1241 * c-opts.c (c_common_handle_option): Wall enables
1242 Wvolatile-register-var.
1243 * common.opt: Move Wvolatile-register-var to...
1246 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1248 * common.opt (Wlarger-than=): New.
1249 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1251 * opts.c (common_handle_option): Handle -Wlarger-than=.
1252 * optc-gen.awk: Likewise.
1253 * opth-gen.awk: Likewise.
1254 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1255 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1257 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1259 * c-common.c (match_case_to_enum_1): Add appropriate
1260 OPT_W* parameter to warning.
1261 (c_do_switch_warnings): Likewise.
1262 * c-typeck.c (warning_init): Add one more parameter following
1264 (push_init_level): Update call to warning_init.
1265 (pop_init_level): Likewise.
1266 (add_pending_init): Likewise.
1267 (output_init_element: Likewise.
1269 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1272 * toplev.c (toplev_main): If there are warnings or error, print
1273 errors for ignored options.
1274 * opts.c (ignored_options): New static variable.
1275 (postpone_unknown_option_error): New.
1276 (print_ignored_options): New.
1277 (handle_option): Postpone errors for unknown -Wno-* options.
1278 * opts.h (print_ignored_options): Declare.
1280 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
1282 * config/mips/mips.md (loadgp_blockage, blockage): Change type
1285 2008-02-25 Richard Guenther <rguenther@suse.de>
1288 2008-02-25 Richard Guenther <rguenther@suse.de>
1290 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1291 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1292 (lookup_decl_from_uid): Declare.
1293 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1294 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1295 (decl_for_uid_map): New global hashtable mapping DECL_UID
1297 (init_ttree): Allocate it.
1298 (insert_decl_to_uid_decl_map): New helper function.
1299 (make_node_stat): Insert new decls into the map.
1300 (copy_node_stat): Likewise.
1301 (lookup_decl_from_uid): New function.
1302 (print_decl_for_uid_map_statistics): New helper.
1303 (dump_tree_statistics): Call it.
1305 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1306 (referenced_var_iterator): Adjust.
1307 (FOR_EACH_REFERENCED_VAR): Adjust.
1308 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1309 (num_referenced_vars): Adjust.
1310 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1311 (first_referenced_var): Remove.
1312 (end_referenced_vars_p): Likewise.
1313 (next_referenced_var): Likewise.
1314 (referenced_var_iterator_set): New helper function.
1315 * tree-dfa.c (referenced_var_lookup): Adjust.
1316 (referenced_var_check_and_insert): Likewise.
1317 (remove_referenced_var): Likewise.
1318 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1319 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1320 (verify_call_clobbering): Likewise.
1321 (verify_memory_partitions): Likewise.
1322 (init_tree_ssa): Allocate bitmap instead of hashtable for
1324 (delete_tree_ssa): Adjust.
1325 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1326 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1327 (compute_tag_properties): Likewise.
1328 (set_initial_properties): Likewise.
1329 (find_partition_for): Likewise.
1330 (update_reference_counts): Likewise.
1331 (dump_may_aliases_for): Likewise.
1332 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1333 (add_call_clobber_ops): Likewise.
1334 (add_call_read_ops): Likewise.
1335 (get_asm_expr_operands): Likewise.
1336 * tree-into-ssa.c (dump_decl_set): Likewise.
1337 (update_ssa): Likewise.
1338 * tree-sra.c (scan_function): Likewise.
1339 (decide_instantiations): Likewise.
1340 (scalarize_parms): Likewise.
1341 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1342 (dsa_named_for): Likewise.
1343 * tree-ssa-structalias.c (update_alias_info): Likewise.
1344 (merge_smts_into): Likewise.
1346 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1349 * doc/invoke.texi (-fcx-limited-range): Document new option.
1350 * toplev.c (process_options): Handle -fcx-fortran-rules.
1351 * common.opt: Add documentation for -fcx-fortran-rules.
1353 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
1356 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1357 actual behaviour and C99.
1359 2008-02-26 Ben Elliston <bje@au.ibm.com>
1361 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1362 (ASM_CPU_POWER6_SPEC): Likewise.
1363 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1364 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1365 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1367 2008-02-25 Richard Guenther <rguenther@suse.de>
1369 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1370 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1371 (lookup_decl_from_uid): Declare.
1372 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1373 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1374 (decl_for_uid_map): New global hashtable mapping DECL_UID
1376 (init_ttree): Allocate it.
1377 (insert_decl_to_uid_decl_map): New helper function.
1378 (make_node_stat): Insert new decls into the map.
1379 (copy_node_stat): Likewise.
1380 (lookup_decl_from_uid): New function.
1381 (print_decl_for_uid_map_statistics): New helper.
1382 (dump_tree_statistics): Call it.
1384 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1385 (referenced_var_iterator): Adjust.
1386 (FOR_EACH_REFERENCED_VAR): Adjust.
1387 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1388 (num_referenced_vars): Adjust.
1389 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1390 (first_referenced_var): Remove.
1391 (end_referenced_vars_p): Likewise.
1392 (next_referenced_var): Likewise.
1393 (referenced_var_iterator_set): New helper function.
1394 * tree-dfa.c (referenced_var_lookup): Adjust.
1395 (referenced_var_check_and_insert): Likewise.
1396 (remove_referenced_var): Likewise.
1397 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1398 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1399 (verify_call_clobbering): Likewise.
1400 (verify_memory_partitions): Likewise.
1401 (init_tree_ssa): Allocate bitmap instead of hashtable for
1403 (delete_tree_ssa): Adjust.
1404 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1405 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1406 (compute_tag_properties): Likewise.
1407 (set_initial_properties): Likewise.
1408 (find_partition_for): Likewise.
1409 (update_reference_counts): Likewise.
1410 (dump_may_aliases_for): Likewise.
1411 * tree-ssa-operands.c (add_virtual_operand): Likewise.
1412 (add_call_clobber_ops): Likewise.
1413 (add_call_read_ops): Likewise.
1414 (get_asm_expr_operands): Likewise.
1415 * tree-into-ssa.c (dump_decl_set): Likewise.
1416 (update_ssa): Likewise.
1417 * tree-sra.c (scan_function): Likewise.
1418 (decide_instantiations): Likewise.
1419 (scalarize_parms): Likewise.
1420 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1421 (dsa_named_for): Likewise.
1422 * tree-ssa-structalias.c (update_alias_info): Likewise.
1423 (merge_smts_into): Likewise.
1425 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
1428 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1429 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1430 * alias.h (nonoverlapping_memrefs_p): Likewise.
1432 2008-02-25 Jan Beulich <jbeulich@novell.com>
1434 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1435 * config/i386/netware-libgcc.exp: Add __bswap?i2,
1436 __emultls_get_address, __emultls_register_common,
1437 __floatundi?f, and _Unwind_GetIPInfo.
1438 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1439 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1440 (gen_regparm_prefix): Likewise.
1441 (i386_nlm_encode_section_info): Sync with
1442 config/i386/winnt.c:i386_pe_encode_section_info().
1443 (i386_nlm_maybe_mangle_decl_assembler_name): New.
1444 i386_nlm_mangle_decl_assembler_name): New.
1445 (netware_override_options): New.
1446 * config/i386/netware.h (netware_override_options): Declare.
1447 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1448 (i386_nlm_mangle_decl_assembler_name): Declare.
1449 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1451 2008-02-25 Ben Elliston <bje@au.ibm.com>
1454 * c-decl.c (grokdeclarator): Remove unused local variables
1455 `typedef_type' and `type_as_written'.
1457 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1458 unused local variable `has_hot_blocks'.
1459 (fix_crossing_conditional_branches): Remove unused local variable
1462 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
1465 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1466 using DEF_C99_BUILTIN.
1467 (BUILT_IN_NANF): Ditto.
1468 (BUILT_IN_NANL): Ditto.
1470 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
1471 Revital Eres <eres@il.ibm.com>
1473 * modulo-sched.c (calculate_must_precede_follow): Address TODO
1474 regarding the order of two dependent insns in the same row.
1476 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
1478 * stor-layout.c (layout_decl): Do not bump the alignment of a
1479 bit-field to more than byte alignment if it is packed.
1481 2008-02-24 David Edelsohn <edelsohn@gnu.org>
1483 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1486 2008-02-24 Diego Novillo <dnovillo@google.com>
1488 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1491 * tree-vrp.c (vrp_evaluate_conditional): With
1492 -Wtype-limits, emit a warning when comparing against a
1493 constant outside the natural range of OP0's type.
1494 * c.opt (Wtype-limits): Move ...
1495 * common.opt (Wtype-limits): ... here.
1497 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
1499 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1500 * config/rs6000/e300c2c3.md: New file.
1501 * config/rs6000/rs6000.c (processor_costs): Add new costs for
1503 (rs6000_override_options): Add e300c2 and e300c3 cases to
1504 processor_target_table. Do not allow usage of Altivec or Spe
1505 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1506 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1507 * config/rs6000/rs6000.h (processor_type): Add
1508 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1509 (ASM_CPU_SPEC): Add e300c2 and e300c3.
1510 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1511 and ppce300c3. Include e300c2c3.md.
1513 2008-02-23 David Edelsohn <edelsohn@gnu.org>
1515 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1516 instead of TARGET_STRICT_ALIGN.
1518 2008-02-23 Joseph Myers <joseph@codesourcery.com>
1520 * explow.c (memory_address): Assert that the generated address is
1523 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1526 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1527 * config/darwin-ppc-ldouble-patch.def: New file.
1528 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1529 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1530 SUBTARGET_INIT_BUILTINS if defined.
1531 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1534 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1537 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1538 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1540 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
1543 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1544 file" warning condtional on -Winvalid-PCH.
1546 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1548 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1550 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1555 prevent reload from using MMX registers.
1556 (*mov<mode>_internal): Ditto.
1557 (*movv2sf_internal_rex64): Ditto.
1558 (*movv2sf_internal): Ditto.
1560 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1562 PR documentation/31569
1563 * doc/install.texi2html: Use makeinfo --no-number-sections.
1565 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1567 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1568 ensure that we can address an entire entity > 8 bytes. Don't
1569 generate reg+reg addressing for such data.
1571 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1573 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1574 strings when optimizing for size, unless the target cares about
1577 2008-02-22 Tom Tromey <tromey@redhat.com>
1579 * regclass.c (current_pass): Remove declaration.
1581 2008-02-22 Anatoly Sokolov <aesok@post.ru>
1583 * config/avr/libgcc.S (__RAMPZ__): Define.
1584 (__do_copy_data): Add for devices with 128KB code memory.
1586 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
1588 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1590 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1592 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
1594 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1597 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1600 * c-typeck.c (build_binary_op): Warn about floating point
1601 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1603 2008-02-21 Janis Johnson <janis187@us.ibm.com>
1606 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1607 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1609 (rs6000_override_options): Set altivec_abi as default, not override,
1610 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1611 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1612 is used; use new member spe_abi.
1613 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1614 spe_abi and altivec_abi.
1616 2008-02-22 Tomas Bily <tbily@suse.cz>
1618 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1620 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1623 * config.build (build_file_translate): Set to `CMD //c' only if
1625 * Makefile.in (build_file_translate): Improve comment.
1627 2008-02-21 Jan Hubicka <jh@suse.cz>
1629 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1630 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1631 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1633 2008-02-21 Michael Matz <matz@suse.de>
1636 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1638 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
1640 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1641 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1643 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1644 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1645 SSE_VEC_FLOAT_MODE_P as insn constraint.
1646 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1647 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1648 sse4a_movntdf using MODEF mode iterator.
1649 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1650 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1651 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1652 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1653 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1654 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1655 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1657 2008-02-21 Richard Guenther <rguenther@suse.de>
1659 * tree.def (PAREN_EXPR): New tree code.
1660 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1662 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1663 * expr.c (expand_expr_real_1): Likewise.
1664 * tree-inline.c (estimate_num_insns_1): Likewise.
1665 * tree-complex.c (expand_complex_move): Likewise.
1666 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1669 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1672 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1674 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
1677 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1679 * config/sh/sh.c (find_barrier): Don't go past
1680 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1682 2008-02-20 DJ Delorie <dj@redhat.com>
1684 * config/h8300/h8300.md (insv): Force source operand to be a register.
1686 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1687 as a jump, not as a plain insn.
1689 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
1691 * doc/invoke.texi (Warning Options): Add new option
1692 -Wframe-larger-than=.
1693 (-Wframe-larger-than): Document.
1695 * flags.h (warn_frame_larger_than, frame_larger_than_size):
1696 Add declarations for new option variables.
1698 * final.c (final_start_function): Check the frame size
1699 before emission and issue a Wframe-larger-than warning.
1701 * opts.c (warn_frame_larger_than, frame_larger_than_size):
1702 Add definitions for new option variables.
1703 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1705 * common.opt (Wframe-larger-than=): New option.
1707 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1709 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1710 (<sse>_div<mode>3): Ditto.
1711 (<sse>_vmdiv<mode>3): Ditto.
1712 (<sse>_vmsqrt<mode>2): Ditto.
1713 (*smax<mode>3): Ditto.
1714 (sse5_frcz<mode>2): Ditto.
1715 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
1718 2008-02-20 Richard Guenther <rguenther@suse.de>
1721 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1722 be happy with INTEGRAL_TYPE_P.
1724 2008-02-20 Richard Guenther <rguenther@suse.de>
1726 * fold-const.c (split_tree): Associate floatig-point expressions
1727 if flag_associative_math is set.
1729 2008-02-20 Richard Guenther <rguenther@suse.de>
1731 * tree.h (fold_real_zero_addition_p): Declare.
1732 * fold-const.c (fold_real_zero_addition_p): Export.
1733 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1734 floating-point operations with zero and one.
1736 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
1738 * doc/install.texi: Correct references to CFLAGS, replacing them
1739 with BOOT_CFLAGS. Document flags used during bootstrap for
1742 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
1744 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1745 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1746 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1748 (smin<mode>3): Ditto from similar patterns.
1749 (smax<mode>3): Ditto.
1750 (*ieee_smin<mode>3): Ditto.
1751 (*ieee_smax<mode>3): Ditto.
1752 * config/i386/sse.md (sse): New mode attribute.
1753 (mov<mode>): Macroize expander from movv4sf and movv2df using
1754 SSEMODEF2P mode iterator.
1755 (<sse>_movnt<mode>): Ditto from similar patterns. Use
1756 SSE_VEC_FLOAT_MODE_P as insn constraint.
1757 (storent<mode>): Ditto.
1758 (storent<mode>): Macroize expander from storentsf and storentdf using
1759 MODEF mode iterator.
1760 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1761 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1762 (abs<mode>2): Ditto from similar patterns.
1763 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1764 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1765 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1766 (<sse>_vmsqrt<mode>2): Ditto.
1767 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1768 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1769 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1770 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1771 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1772 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1773 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1775 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1776 iterator and SSE_FLOAT_MODE_P as insn constraint.
1777 (<sse>_ucomi): Ditto from similar patterns.
1778 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1779 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1780 SSE_VEC_FLOAT_MODE_P as insn constraint.
1781 (vcond<mode>): Ditto from similar patterns.
1782 (and<mode>3, *and<mode>3): Ditto.
1783 (<sse>_nand<mode>3): Ditto.
1784 (ior<mode>3, *ior<mode>3): Ditto.
1785 (xor<mode>3, *xor<mode>3): Ditto.
1786 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1787 iterator and SSE_FLOAT_MODE_P as insn constraint.
1788 (*nand<mode>3): Ditto from similar patterns.
1789 (*ior<mode>3): Ditto.
1790 (*xor<mode>3): Ditto.
1792 2008-02-20 Ira Rosen <irar@il.ibm.com>
1794 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1795 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1796 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1798 2008-02-19 Jan Hubicka <jh@suse.cz>
1800 * predict.c (tree_bb_level_predictions): Remove variable next
1801 mistakely introduced by previous commit.
1803 2008-02-19 Jan Hubicka <jh@suse.cz>
1805 * predict.c (predict_paths_leading_to): Rewrite.
1806 (predict_paths_for_bb): New.
1807 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1809 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1812 * Makefile.in (build_file_translate): New.
1813 (gcc-vers.texi): Use it for translating $(abs_srcdir).
1814 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1815 * configure.ac (build_file_translate): Substitute it.
1816 * configure: Regenerate.
1818 2008-02-19 Jan Hubicka <jh@suse.cz>
1820 PR rtl-optimization/34408
1821 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1824 2008-02-19 Jan Hubicka <jh@suse.cz>
1827 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1830 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
1833 * config/i386/i386-modes.def: Revert the last DI alignment
1834 change until Ada people can look into it.
1836 2008-02-19 Nick Clifton <nickc@redhat.com>
1838 * opts.c (print_specific_help): Fix typo in --help text.
1840 2008-02-19 Jakub Jelinek <jakub@redhat.com>
1843 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1844 32-bit inline asm without asm alternatives for host GCC < 3.0.
1846 2008-02-19 Richard Guenther <rguenther@suse.de>
1848 PR tree-optimization/34989
1849 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1850 Allow propagation to INDIRECT_REF if we can simplify only.
1852 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1854 * c-common.c (warn_for_collisions_1): Use appropriate option when
1857 2008-02-19 Nick Clifton <nickc@redhat.com>
1860 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1861 (handle_options): Fix indentation.
1862 (print_filtered_help): If no language-specific options were
1863 displayed tell the user how to list all the options supported by
1864 the language's front-end.
1865 (print_specific_help): Fix indentation and remove duplicate line.
1866 (common_handle_option): Handle the -v option.
1867 For --help enable the display of undocumented options if the -v
1868 switch has been included on the command line.
1869 For --help= check for overlaps in the arguments between the option
1870 classes and the language names and issue a warning when they
1871 cannot be disambiguated.
1872 * c.opt (v): Pass on to the common option handler.
1874 2008-02-19 Revital Eres <eres@il.ibm.com>
1876 * modulo-sched.c (sms_schedule): Change dump message when
1877 create_ddg function fails.
1878 (try_scheduling_node_in_cycle): Rename row to cycle.
1879 (print_partial_schedule): Rename CYCLE to ROW.
1881 2008-02-19 Christian Bruel <christian.bruel@st.com>
1882 Zdenek Dvorak <ook@ucw.cz>
1884 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1886 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1889 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1890 (*x86_movdicc_0_m1_se): Ditto.
1892 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
1894 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1895 (CMPtype): Define as __gcc_CMPtype.
1896 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1897 (CMPtype): Define as __gcc_CMPtype.
1899 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
1901 Support valgrind 3.3 for --enable-checking=valgrind.
1902 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1904 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1905 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1906 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1907 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1908 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1909 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1910 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1912 * ggc-zone.c: Similar.
1913 * ggc-page.c: Similar.
1915 2008-02-19 Paul Brook <paul@codesourcery.com>
1918 * config/arm/ieee754-df.S: Fix do_it typo.
1919 * config/arm/ieee754-sf.S: Fix do_it typo.
1921 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1924 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1925 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1926 (OPTION_MASK_ISA_SSE_SET): Likewise.
1927 (OPTION_MASK_ISA_SSE2_SET): Likewise.
1928 (OPTION_MASK_ISA_SSE3_SET): Likewise.
1929 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1930 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1931 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1932 (OPTION_MASK_ISA_SSE4_SET): Likewise.
1933 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1934 (OPTION_MASK_ISA_SSE5_SET): Likewise.
1935 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1936 (OPTION_MASK_ISA_MMX_UNSET): Updated.
1937 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1938 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1939 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1940 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1941 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1942 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1943 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1944 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1945 (OPTION_MASK_ISA_SSE4): Removed.
1946 (ix86_handle_option): Turn on bits in ix86_isa_flags and
1947 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1948 (override_options): Don't turn on implied SSE/MMX bits in
1951 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
1953 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1956 2008-02-18 Joey Ye <joey.ye@intel.com>
1959 * tree-nested.c (insert_field_into_struct): Set type alignment
1960 to field alignment if the former is less than the latter.
1962 2008-02-18 Jakub Jelinek <jakub@redhat.com>
1964 * BASE-VER: Set to 4.4.0.
1966 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1968 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1969 * doc/cfg.texi: Likewise.
1970 * doc/extend.texi: Likewise.
1971 * doc/gty.texi: Likewise.
1972 * doc/invoke.texi: Likewise.
1973 * doc/loop.texi: Likewise.
1974 * doc/md.texi: Likewise.
1975 * doc/passes.texi: Likewise.
1976 * doc/rtl.texi: Likewise.
1977 * doc/sourcebuild.texi: Likewise.
1978 * doc/tm.texi: Likewise.
1979 * doc/tree-ssa.texi: Likewise.
1981 2008-02-17 Richard Guenther <rguenther@suse.de>
1984 * tree-complex.c (init_parameter_lattice_values): Handle parameters
1985 without default definition.
1987 2008-02-17 Richard Guenther <rguenther@suse.de>
1989 PR tree-optimization/35231
1990 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1993 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
1997 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
1998 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1999 libgcc_cmp_return mode.
2001 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2004 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
2006 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
2008 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
2011 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2013 * doc/c-tree.texi: Use `@.' where appropriate.
2014 * doc/extend.texi: Likewise.
2015 * doc/install.texi: Likewise.
2016 * doc/invoke.texi: Likewise.
2017 * doc/loop.texi: Likewise.
2018 * doc/makefile.texi: Likewise.
2019 * doc/md.texi: Likewise.
2020 * doc/passes.texi: Likewise.
2021 * doc/standards.texi: Likewise.
2022 * doc/tm.texi: Likewise.
2024 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2027 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
2029 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
2030 rather than in entry_bb.
2032 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2034 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
2035 libgcc_cmp_return mode.
2037 2008-02-15 Jakub Jelinek <jakub@redhat.com>
2040 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2041 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2043 2008-02-15 Richard Guenther <rguenther@suse.de>
2044 Zdenek Dvorak <ook@ucw.cz>
2046 PR tree-optimization/35164
2047 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2048 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2049 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2050 Only propagate addresses which do not have abnormal SSA_NAMEs
2053 2008-02-15 Joseph Myers <joseph@codesourcery.com>
2056 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2058 2008-02-15 Jan Hubicka <jh@suse.cz>
2061 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2063 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2066 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2067 when calculating alignment_pad.
2069 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2072 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2073 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2074 and STACK_BOUNDARY define.
2076 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
2078 PR preprocessor/35061
2079 * c-pragma.c (handle_pragma_pop_macro): Check that
2080 pushed_macro_table has been allocated.
2082 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
2085 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2086 (force_gimple_operand): Likewise.
2087 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2088 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2089 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2090 (find_interesting_uses_address): Check addressability and alignment
2091 of the base expression only after substituting bases of IVs into it.
2093 2008-02-14 Michael Matz <matz@suse.de>
2096 * function.c (instantiate_virtual_regs_in_insn): Reload address
2097 before falling back to reloading the whole operand.
2099 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
2101 * config/s390/s390.c (s390_mainpool_start): Emit the pool
2102 before the first section switch note.
2104 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2106 * doc/bugreport.texi: Update copyright years.
2107 * doc/c-tree.texi: Likewise.
2108 * doc/cfg.texi: Likewise.
2109 * doc/cpp.texi: Likewise.
2110 * doc/cppinternals.texi: Likewise.
2111 * doc/fragments.texi: Likewise.
2112 * doc/frontends.texi: Likewise.
2113 * doc/gcc.texi: Likewise.
2114 * doc/gty.texi: Likewise.
2115 * doc/hostconfig.texi: Likewise.
2116 * doc/implement-c.texi: Likewise.
2117 * doc/libgcc.texi: Likewise.
2118 * doc/loop.texi: Likewise.
2119 * doc/makefile.texi: Likewise.
2120 * doc/options.texi: Likewise.
2121 * doc/passes.texi: Likewise.
2122 * doc/rtl.texi: Likewise.
2123 * doc/sourcebuild.texi: Likewise.
2124 * doc/standards.texi: Likewise.
2125 * doc/tree-ssa.texi: Likewise.
2126 * doc/trouble.texi: Likewise.
2128 * doc/extend.texi: Use @: or add comma where appropriate.
2129 * doc/invoke.texi: Likewise.
2130 * doc/tm.texi: Likewise.
2132 2008-02-14 Alan Modra <amodra@bigpond.net.au>
2135 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2138 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
2140 * doc/md.texi (clz, ctz): Add reference.
2141 * doc/rtl.texi (clz, ctz): Likewise.
2143 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2146 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2149 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
2151 * config/s390/s390.c (struct constant_pool): New field
2152 emit_pool_after added.
2153 (s390_mainpool_start): Set the emit_pool_after flag according
2154 to the section switch notes.
2155 (s390_mainpool_finish): Consider emit_pool_after when emitting
2156 the literal pool at the end of the function.
2157 (s390_chunkify_start): Force literal pool splits at section
2160 2008-02-13 Michael Matz <matz@suse.de>
2163 * var-tracking.c (clobber_variable_part): Correctly traverse the
2166 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2169 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2170 Add -fdump-ipa-inline.
2171 * tree-dump.c (dump_files): Remove tree-inlined dump.
2172 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2174 2008-02-12 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/35171
2177 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2180 2008-02-12 Richard Guenther <rguenther@suse.de>
2183 * fold-const.c (fold_widened_comparison): Use get_unwidened in
2184 value-preserving mode. Disallow final truncation.
2186 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
2189 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2190 code from here to...
2191 (force_gimple_operand): ...here.
2193 2008-02-12 Jakub Jelinek <jakub@redhat.com>
2196 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2197 non-compatible pointers.
2198 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2199 different FIELD_DECLs, try harder by comparing field offsets, sizes
2203 * function.c (match_asm_constraints_1): Don't replace the same input
2206 2008-02-12 Anatoly Sokolov <aesok@post.ru>
2208 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2209 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2210 (expand_epilogue): Restore RAMPZ register.
2211 * config/avr/avr.md (RAMPZ_ADDR): New constant.
2213 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
2215 * config/i386/cygwin.asm: (__alloca): Correct calling
2216 convention and alignment.
2217 (__chkstk): Force 8 byte stack alignment.
2219 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
2220 Richard Guenther <rguenther@suse.de>
2222 PR tree-optimization/33992
2223 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2224 the zero we compare against.
2226 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
2229 * gthr-win32.h (__gthread_mutex_destroy_function): New function
2230 to CloseHandle after unlocking to prevent accumulation of handle
2233 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2236 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2237 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
2238 and update LABEL_NUSES during and after reload.
2240 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
2243 * combine.c (simplify_if_then_else): Make sure the comparison is
2244 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2246 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
2249 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2250 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2251 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2252 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2253 * tree.h (get_type_static_bounds): Likewise.
2255 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2257 * doc/invoke.texi (Option Summary, C++ Dialect Options)
2258 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2259 Make -Wfoo language annotations match what the compiler outputs.
2261 2008-02-08 Sa Liu <saliu@de.ibm.com>
2263 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
2264 intrinsics spu_convts, spu_convtu, spu_convtf.
2265 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2267 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
2269 * doc/extend.texi (Function Attributes) <noinline>: Mention
2270 asm ("") as method to keep calls.
2272 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2275 * doc/options.texi (Options): Replace references to opts.sh with
2277 * opts-common.c: Likewise.
2278 * optc-gen.awk: Likewise.
2280 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
2282 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2284 2008-02-07 Richard Henderson <rth@redhat.com>
2287 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2288 EXPR_LIST for the REG_EQUAL instead of a comparison with a
2291 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
2293 PR tree-optimization/35085
2294 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2295 for operand entry oe2 in addition to operand entry oe3 in order to
2296 expose more opportunities for vectorizer sum reduction.
2298 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2301 * Makefile.in (LIBS): Remove $(GMPLIBS).
2302 (cc1-dummy, cc1): Add $(GMPLIBS).
2304 2008-02-06 Jan Hubicka <jh@suse.cz>
2307 * i386.md (moddf_integer): Do not produce partial memory stalls for
2308 targets where it hurts.
2310 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
2313 * optabs.c (expand_float): Do not check for decimal modes when
2314 expanding unsigned integer through signed conversion.
2316 2008-02-06 Nick Clifton <nickc@redhat.com>
2318 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2319 inside the clobber with a match_operand and duplicated operand
2320 number in the constraint.
2321 (ineqbranchsi): Delete redundant comment.
2323 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
2325 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
2326 builtin_define ("__USE_INIT_FINI__").
2327 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2329 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2331 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2333 PR documentation/30330
2334 * doc/invoke.texi (C++ Dialect Options)
2335 (Objective-C and Objective-C++ Dialect Options, Warning Options):
2336 For each warning option -Wfoo that allows -Wno-foo, ensure both
2337 -Wfoo and -Wno-foo are listed in the option index. Fix index
2338 entry of -Wswitch-default, index -Wnormalized= including the
2339 `=', and -Wlarger-than-@var{len} including @var{len}.
2341 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/i386.md (floatunssisf2): Use
2344 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2345 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2346 Macroize expander using MODEF mode iterator.
2348 2008-02-05 Diego Novillo <dnovillo@google.com>
2350 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2353 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2355 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2358 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2360 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
2363 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2364 to indicate if a message should be generated.
2365 (init_cumulative_args): Updated.
2366 (function_value_32): Likewise.
2368 2008-02-05 Joseph Myers <joseph@codesourcery.com>
2370 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2372 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
2375 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2376 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2378 2008-02-04 Diego Novillo <dnovillo@google.com>
2380 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2383 * tree-vrp.c (vrp_evaluate_conditional): With
2384 -Wtype-limits, emit a warning when comparing against a
2385 constant outside the natural range of OP0's type.
2387 2008-02-04 Richard Guenther <rguenther@suse.de>
2390 * expr.c (count_type_elements): Give for unions instead of
2393 2008-02-04 Richard Guenther <rguenther@suse.de>
2396 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2397 to TYPE_DOMAINs base type instead of using bitsizetype here.
2399 2008-02-03 Jason Merrill <jason@redhat.com>
2401 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2403 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2406 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2407 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2408 (RS/6000 and PowerPC Options): Fix typos and markup.
2409 * doc/passes.texi (Tree-SSA passes): Likewise.
2411 2008-02-02 Michael Matz <matz@suse.de>
2414 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2415 from record_last_reg_set_info.
2416 (record_last_reg_set_info): Take an RTX argument, iterate over all
2417 constituent hardregs.
2418 (record_last_set_info, record_opr_changes): Change calls to
2419 new signature or to record_last_reg_set_info_regno.
2421 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
2423 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2425 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
2427 PR rtl-optimization/34773
2428 * reg-notes.def (EQUAL): Mention significance of combination of
2429 REG_EQUAL and REG_RETVAL.
2430 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2431 insn that has a REG_RETVAL.
2433 2008-02-01 Roger Sayle <roger@eyesopen.com>
2436 * configure.ac (--enable-fixed-point): Disable unless explicitly
2438 * configure: Regenerate.
2440 2008-02-01 Richard Guenther <rguenther@suse.de>
2443 * invoke.texi (-finline-limit): Remove no longer true parts
2444 of the documentation. Note that there is no default value.
2446 2008-02-01 Andrew Pinski <pinskia@gmail.com>
2447 Mark Mitchell <mark@codesourcery.com>
2448 Ben Elliston <bje@au.ibm.com>
2451 * doc/extend.texi (Other Builtins): Document.
2453 2008-01-31 Tom Browder <tom.browder@gmail.com>
2455 * doc/c-tree.texi (Types): Fix grammar.
2456 (Expression trees): Ditto.
2457 * doc/passes.texi (Tree-SSA passes): Ditto.
2459 * doc/configterms.texi (Configure Terms): Fix typo.
2460 * doc/cpp.texi (Common Predefined Macros): Ditto.
2461 * doc/md.texi (Machine Constraints): Ditto.
2463 * doc/makefile.texi (Makefile): Add comma.
2465 2008-01-31 Tom Browder <tom.browder@gmail.com>
2466 Gerald Pfeifer <gerald@pfeifer.com>
2468 * doc/sourcebuild.texi (Front End): Remove references to CVS
2469 and CVSROOT/modules.
2470 (Texinfo Manuals): Replace reference to CVS by one to SVN.
2471 (Back End): Remove reference to CVS.
2473 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2476 * config/mips/mips.c (gen_load_const_gp): New function, taking a
2478 (mips16_gp_pseudo_reg): ...here.
2479 * config/mips/mips.md (load_const_gp): Replace with...
2480 (load_const_gp_<mode>): ...this :P-based insn.
2482 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2484 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2485 options. Minor fixes.
2486 (-std): Move reference to standards closer to where language
2487 standards are first mentioned.
2489 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
2491 PR rtl-optimization/34995
2492 * reload.c (alternative_allows_const_pool_ref): Take an rtx
2493 parameter and return a bool. If the rtx parameter is nonnull,
2494 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2495 (find_reloads): Update call accordingly. Pass the new operand
2496 if it needed no address reloads, otherwise pass null.
2498 2008-01-30 Richard Henderson <rth@redhat.com>
2501 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2502 for unbounded arrays.
2504 2008-01-30 Silvius Rus <rus@google.com>
2506 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2508 2008-01-30 Jan Hubicka <jh@suse.cz>
2511 * i386.c (init_cumulative_args): Use real function declaration when
2514 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
2516 PR rtl-optimization/34998
2517 * global.c (build_insn_chain): Treat non-subreg_lowpart
2518 SUBREGs of pseudos as clobbering all the words covered by the
2519 SUBREG, not just all the bytes.
2520 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
2521 original df_ref rather than an extract parameter.
2522 (global_conflicts): Update call accordingly.
2524 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
2526 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2527 the overflow check to make it easier to read.
2528 (__fixtfdi): Change the type of the ll member in union
2529 long_double to UDItype_x.
2531 2008-01-30 Jakub Jelinek <jakub@redhat.com>
2534 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2535 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2536 * tree-inline.c (fold_marked_statements): Call
2537 cgraph_update_edges_for_call_stmt if folding a call statement.
2538 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2539 debug_generic_stmt calls, reset it back afterwards.
2542 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2544 * c-typeck.c (build_external_ref): Don't pedwarn about
2545 static vars in current function's scope.
2547 2008-01-29 Joseph Myers <joseph@codesourcery.com>
2549 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2551 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
2554 * ipa-struct-reorg.c: Fix spelling.
2555 * params.def: Ditto.
2557 2008-01-29 Richard Guenther <rguenther@suse.de>
2560 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2562 * tree-inline.c (remap_type): Increment remapping_type_depth
2563 around remapping types.
2564 (copy_body_r): Only add referenced variables if they are referenced
2565 from code, not types.
2567 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
2578 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2579 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2581 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
2584 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
2585 pointer for tiny stack.
2587 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2589 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2591 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
2593 * config/vx-common.h: Fix typo in comment.
2595 2008-01-28 Ian Lance Taylor <iant@google.com>
2599 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2600 coalesce pointers if they have different DECL_NO_TBAA_P values.
2601 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2602 between variables with different DECL_NO_TBAA_P values.
2604 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
2607 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2608 are not legitimate small data references on SPE targets.
2610 2008-01-28 David Daney <ddaney@avtrex.com>
2612 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2614 2008-01-28 David Daney <ddaney@avtrex.com>
2616 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
2618 2008-01-27 Joseph Myers <joseph@codesourcery.com>
2620 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2621 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2622 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2623 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2624 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2625 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2626 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2627 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2629 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2631 * basic-block.h (condjump_equiv_p): Fix comment.
2633 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2635 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2636 print_generic_stmt_indented): Fix comment.
2638 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
2640 * configure.ac (__stack_chk_fail): Add detecion for availability
2641 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2642 * configure: Regenerate.
2644 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
2647 * final.c (output_addr_const): Handle TRUNCATE.
2649 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
2652 * tree-ssa-loop-ivopts.c (comp_cost): New type.
2653 (zero_cost, infinite_cost): New constants.
2654 (struct cost_pair): Change type of cost to comp_cost.
2655 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2656 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2658 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2659 split_address_cost, ptr_difference_cost, difference_cost,
2660 get_computation_cost_at, get_computation_cost,
2661 determine_use_iv_cost_generic, determine_use_iv_cost_address,
2662 determine_use_iv_cost_condition, determine_use_iv_costs,
2663 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2664 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2665 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2666 Change type of cost to comp_cost.
2667 (determine_iv_cost): Increase cost of non-original ivs, instead
2668 of decreasing the cost of original ones.
2669 (get_address_cost): Indicate the complexity of the addressing mode
2671 (try_add_cand_for): Prefer using ivs not specific to some object.
2672 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2674 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
2675 Janis Johnson <janis187@us.ibm.com>
2678 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2679 (TARGET_INSTANTIATE_DECLS): Likewise.
2680 * target.h (expand_to_rtl_hook): New target hook.
2681 (instantiate_decls): Likewise.
2682 * function.c (instantiate_decl): Make non-static. Rename to...
2683 (instantiate_decl_rtl): ... this.
2684 (instantiate_expr): Use instantiate_decl_rtl.
2685 (instantiate_decls_1): Likewise.
2686 (instantiate_decls): Likewise.
2687 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2688 * function.h (instantiate_decl_rtl): Add prototype.
2689 * cfgexpand.c (target.h): New include.
2690 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2691 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2692 (TARGET_INSTANTIATE_DECLS): Likewise.
2693 (TARGET_INITIALIZER): New target hooks added.
2694 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2696 * config/rs6000/rs6000.c (tree-flow.h): New include.
2697 (machine_function): Add sdmode_stack_slot field.
2698 (rs6000_alloc_sdmode_stack_slot): New function.
2699 (rs6000_instantiate_decls): Likewise.
2700 (rs6000_secondary_memory_needed_rtx): Likewise.
2701 (rs6000_check_sdmode): Likewise.
2702 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2703 (TARGET_INSTANTIATE_DECLS): Likewise.
2704 (rs6000_hard_regno_mode_ok): Allow SDmode.
2705 (num_insns_constant): Likewise. Handle _Decimal32 constants.
2706 (rs6000_emit_move): Handle SDmode.
2707 (function_arg_advance): Likewise.
2708 (function_arg): Likewise.
2709 (rs6000_gimplify_va_arg): Likewise. Add special handling of
2710 SDmode var args for 32-bit compiles.
2711 (rs6000_secondary_reload_class): Handle SDmode.
2712 (rs6000_output_function_epilogue): Likewise.
2713 (rs6000_function_value): Simplify if statement.
2714 (rs6000_libcall_value): Likewise.
2715 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2716 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2717 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2718 (movsd_hardfloat): New define_insn.
2719 (movsd_softfloat): Likewise.
2720 (movsd_store): Likewise.
2721 (movsd_load): Likewise.
2722 (extendsddd2): Likewise.
2723 (extendsdtd2): Likewise.
2724 (truncddsd2): Likewise.
2725 (movdd_hardfloat64): Fixup comment.
2726 (UNSPEC_MOVSD_LOAD): New constant.
2727 (UNSPEC_MOVSD_STORE): Likewise.
2729 2008-01-26 Jakub Jelinek <jakub@redhat.com>
2732 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2734 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2735 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2736 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2739 2008-01-26 David Edelsohn <edelsohn@gnu.org>
2742 * config.gcc: Separate AIX 5.3 from AIX 6.1.
2743 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2744 __LONGDOUBLE128 too.
2745 * config/rs6000/aix61.h: New file.
2747 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2749 PR rtl-optimization/34959
2750 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2751 popcount and parity rtxes the same mode as their operand.
2752 Truncate or extend the result to the return value's mode
2755 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
2758 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2759 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2760 to GOT_VERSION_REGNUM.
2761 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2762 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2763 * config/mips/mips.c (mips_emit_call_insn): New function.
2764 (mips_call_tls_get_addr): Call mips_expand_call directly.
2765 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2767 (mips16_build_call_stub): Likewise. Return the call insn or null.
2768 (mips_expand_call): Update the call to mips16_build_call_stub
2769 accordingly and a remove redundant condition. Assert that MIPS16
2770 stubs do not use lazy binding. Use mips_emit_call_insn and return
2772 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2774 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2775 (mips_avoid_hazard): Remove hazard_set handling.
2776 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2777 (UNSPEC_RESTORE_GP): ...this.
2778 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2779 (FAKE_CALL_REGNO): Rename to...
2780 (GOT_VERSION_REGNUM): ...this.
2781 (type): Add "ghost" value. Add an associated insn reservation.
2782 (hazard_set): Remove.
2783 (exception_receiver): Rename to...
2784 (restore_gp): ...this and update the unspec identifier accordingly.
2785 (exception_receiver, nonlocal_got_receiver): New expanders.
2786 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
2787 FAKE_CALL_REGNO. Remove hazard_set attribute.
2788 (set_got_version, update_got_version): New patterns.
2790 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
2793 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2795 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2798 * doc/install.texi2html: Generate gcc-vers.texi.
2800 2008-01-25 DJ Delorie <dj@redhat.com>
2802 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2804 2008-01-25 Joseph Myers <joseph@codesourcery.com>
2806 * config/c4x: Remove directory.
2807 * config.gcc (crx-*, mt-*): Mark obsolete.
2808 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2809 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2810 sh-*-rtemscoff*): Remove cases.
2811 * defaults.h (C4X_FLOAT_FORMAT): Remove.
2812 * real.c (encode_c4x_single, decode_c4x_single,
2813 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2814 c4x_extended_format): Remove.
2815 * real.h (c4x_single_format, c4x_extended_format): Remove.
2816 * doc/extend.texi (interrupt, naked): Remove mention of attributes
2818 (Pragmas): Remove comment about c4x pragmas.
2819 * doc/install.texi (c4x): Remove target-specific instructions.
2820 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2821 * doc/md.texi (Machine Constraints): Remove C4x documentation.
2822 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2823 refer to C4x source files as examples.
2824 (C4X_FLOAT_FORMAT): Remove documentation.
2826 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
2828 * config/bfin/bfin.c (override_options): Reorder tests so that
2829 flag_pic gets enabled for -msep-data.
2831 2008-01-25 Richard Guenther <rguenther@suse.de>
2834 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2835 to its bitfield precision if required.
2837 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2840 * tree-nested.c (walk_omp_for): New function.
2841 (convert_nonlocal_reference, convert_local_reference): Call
2842 walk_omp_for on OMP_FOR.
2843 (convert_call_expr): Call walk_body on OMP_FOR's
2844 OMP_FOR_PRE_INIT_BODY.
2846 2008-01-25 Richard Guenther <rguenther@suse.de>
2848 PR tree-optimization/34966
2849 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2850 default defs and PHI_NODEs we have to insert after the
2853 2008-01-24 Nick Clifton <nickc@redhat.com>
2855 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2856 Provide a default definition.
2857 (LIBGCC2_UNITS_PER_WORD): Likewise.
2859 * config/stormy16/stormy16.c: Include df.h for the prototype
2860 for df_regs_ever_live_p.
2861 (xstormy16_expand_builtin_va_start): Convert the stack offset
2862 into a component_ref and then use POINTER_PLUS_EXPR to add it
2863 to the incoming_virtual_args_rtx.
2864 (xstormy16_gimplify_va_arg_expr): Rename to
2865 xstormy16_gimplify_va_arg_expr.
2866 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2867 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2868 xstormy16_gimplify_va_arg_expr.
2869 Fix up some formatting issues.
2871 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2872 Move to predicates.md.
2873 (xs_hi_general_operand): Likewise.
2874 (xs_hi_nonmemory_operand): Likewise.
2875 * config/stormy16/predicates.md:
2876 (xstormy16_carry_plus_operand): New predicate.
2877 (xs_hi_general_operand): New predicate.
2878 (xs_hi_nonmemory_operand): New predicate.
2879 * config/stormy16/stormy16-protos.h:
2880 (xstormy16_carry_plus_operand): Delete prototype.
2881 (xs_hi_general_operand): Likewise.
2882 (xs_hi_nonmemory_operand): Likewise.
2884 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2885 modifiers as they are no longer needed and they can trigger
2886 reload spill failures.
2888 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2889 with a match_operand in order to help reload.
2891 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2892 constraint with 'e' for the 8th alternative as this version of
2893 the mov.w instruction only accepts the lower 8 registers.
2895 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
2898 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2899 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2902 2008-01-25 Jakub Jelinek <jakub@redhat.com>
2905 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2907 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2909 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2911 (remove_structure): Update allocations list before removing structure.
2913 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
2915 * ipa-struct-reorg.c (is_safe_cond_expr,
2916 create_new_stmts_for_cond_expr): Use integer_zerop function,
2917 that recognize not only zero-pointer, but zero-integer too.
2919 2008-01-25 Ben Elliston <bje@au.ibm.com>
2922 * fixproto: Escape "." in sed expression that strips leading "./".
2924 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
2927 * gcc.c (SWITCH_OK): Removed.
2928 (SWITCH_LIVE): Changed to bit.
2929 (SWITCH_FALSE): Likewise.
2930 (SWITCH_IGNORE): Likewise.
2931 (switchstr): Change live_cond to unsigned int.
2932 (process_command): Replace SWITCH_OK with 0.
2933 (do_self_spec): Likewise.
2934 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2935 (give_switch): Likewise.
2936 (used_arg): Likewise.
2937 (do_spec_1): Set the SWITCH_IGNORE bit.
2938 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2939 bits. Set the SWITCH_LIVE bit.
2941 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
2943 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2945 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
2947 PR tree-optimization/34472
2948 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2949 parameter to a "bool *" and set *DATA to false if there is
2950 an unsafe access. Do not delete the structure here.
2951 (check_cond_exprs): Delete it here instead.
2952 (check_cond_exprs, exclude_cold_structs): Do not increase
2953 I when removing a structure.
2955 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
2958 * config/i386/i386.c (ix86_expand_vector_init): Consider only
2959 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2961 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
2964 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2965 a fixed vector for stack.
2967 2008-01-24 Ben Elliston <bje@au.ibm.com>
2970 * doc/gcc.texi (Software development): Add a direntry for g++.
2972 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
2974 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2975 stale and straggling -fforce-addr comments above.
2977 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2979 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2980 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2982 2008-01-23 Michael Matz <matz@suse.de>
2985 * dwarf2out.c (force_type_die): Use modified_type_die instead of
2988 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
2990 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2993 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2995 * config/avr/avr.c (avr_current_arch): New variable.
2996 (avr_arch_types): Add 'avr31' and 'avr51' entries.
2997 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2998 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2999 (avr_override_options): Init 'avr_current_arch'.
3000 (base_arch_s): Move from here...
3001 * config/avr/avr.h (base_arch_s): ... here. Add new members
3002 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
3003 'mega' to 'have_jmp_call'.
3004 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
3005 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
3007 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
3009 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3010 MULTILIB_MATCHES): (Ditto.).
3012 2008-01-23 Richard Guenther <rguenther@suse.de>
3015 * cgraphunit.c (cgraph_reset_node): Always mark the node
3016 not reachable if it is not queued already.
3018 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
3020 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
3021 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
3022 (cputype_selected): New static variable.
3023 (bfin_handle_option): Set it if -mcpu is used.
3024 (override_option): Select default set of workarounds if no cpu type
3025 selected on the command line.
3026 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
3028 From Michael Frysinger <michael.frysinger@analog.com>
3029 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
3030 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
3032 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
3033 for bf547, bf523, bf524, and bf526.
3034 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
3036 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3037 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3038 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3039 __ADSPBF547__ and __ADSPBF54x__ for bf547.
3040 * doc/invoke.texi (Blackfin Options): Document that
3041 -mcpu now accept bf547, bf523, bf524, and bf526.
3043 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
3045 PR rtl-optimization/34628
3046 * combine.c (try_combine): Stop and undo after the first combination
3047 if an autoincrement side-effect on the first insn has effectively
3050 2008-01-22 David Edelsohn <edelsohn@gnu.org>
3053 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3054 Offset addresses are not valid for Altivec or paired float modes.
3056 2008-01-22 Jakub Jelinek <jakub@redhat.com>
3059 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3060 if DECL_INITIAL (decl) is error_mark_node.
3063 * c-common.c (handle_vector_size_attribute): Only allow
3064 integral, scalar float and fixed point types. Handle OFFSET_TYPE
3065 the same way as pointer, array etc. types.
3066 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3069 * tree.c (build_type_attribute_qual_variant): Call
3070 build_qualified_type if attributes are equal, but quals are not.
3072 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3075 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3076 * flags.h (warn_strict_aliasing): Remove.
3077 (warn_strict_overflow): Remove.
3078 * opts.c (warn_strict_aliasing): Remove.
3079 (warn_strict_overflow): Remove.
3080 * c-opts.c (c_common_handle_option): -Wall only sets
3081 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3082 (c_common_post_options): Give default values to -Wstrict-aliasing
3083 and -Wstrict-overflow if they are uninitialized.
3084 * common.opt (Wstrict-aliasing): Specify Var and Init.
3085 (Wstrict-overflow): Likewise.
3087 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3089 PR rtl-optimization/26854
3090 PR rtl-optimization/34400
3091 PR rtl-optimization/34884
3092 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3094 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3095 (df_rd_bb_info.expanded_lr_out): Deleted
3096 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3097 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
3098 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3099 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3100 Removed code to allocate, initialize or free expanded_lr_out.
3101 (df_rd_bb_local_compute_process_def): Restructured to make more
3103 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3104 sets if the sets are being trimmed.
3106 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
3109 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3110 (as_vers): Likewise.
3111 * configure: Regenerated.
3113 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3116 * tree-pass.h (pass_build_alias): New pass.
3117 * tree-ssa-alias.c (gate_build_alias): New.
3118 (pass_build_alias): New.
3119 * passes.c (init_optimization_passes): Add pass_build_alias after
3120 pass_create_structure_vars.
3122 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
3124 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3125 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3126 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3127 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3128 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3129 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3130 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3131 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3132 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3133 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3134 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3135 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3136 * config/s390/s390.md (FP_ALL): New mode iterator.
3137 (_d): New mode attribute.
3138 ("*signbit<mode>2>"): Changed mode of first operand.
3139 ("isinf<mode>2"): Changed mode of first operand.
3140 ("*TDC_insn"): Adaptation for DFP modes.
3142 2008-01-22 Ben Elliston <bje@au.ibm.com>
3144 * tree.c (check_qualified_type): Improve function description.
3146 2008-01-21 Jason Merrill <jason@redhat.com>
3149 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3150 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3153 2008-01-21 DJ Delorie <dj@redhat.com>
3155 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3158 2008-01-21 Richard Guenther <rguenther@suse.de>
3161 * tree-cfg.c (verify_expr): Allow all invariant expressions
3162 instead of just constant class ones as reference argument.
3163 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3164 like any other constant.
3165 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3167 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
3169 * regmove.c (fixup_match_1): Update call crossed frequencies.
3171 2008-01-21 Richard Guenther <rguenther@suse.de>
3174 * tree-inline.c (setup_one_parameter): Deal with mismatched
3175 types using a VIEW_CONVERT_EXPR.
3177 2008-01-21 Alon Dayan <alond@il.ibm.com>
3178 Olga Golovanevsky <olga@il.ibm.com>
3180 PR tree-optimization/34701
3181 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3182 when the structure size is not a power of 2.
3184 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
3186 * doc/install.texi: Add doc for --enable-checking=df.
3188 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
3190 PR rtl-optimization/34808
3191 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3193 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3195 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3198 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3200 PR rtl-optimization/26854
3201 PR rtl-optimization/34400
3202 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3204 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3205 (df_rd_bb_info.expanded_lr_out): New.
3206 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3207 * loop_iv.c (iv_analysis_loop_init): Ditto.
3208 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3209 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3210 Added code to allocate, initialize or free expanded_lr_out.
3211 (df_rd_bb_local_compute_process_def): Restructured to make
3212 more understandable.
3213 (df_rd_confluence_n): Add code to do nothing with fake edges and
3214 code to no apply invalidate_by_call sets if the sets are being trimmed.
3215 (df_lr_local_finalize): Renamed to df_lr_finalize.
3216 (df_live_local_finalize): Renamed to df_live_finalize.
3218 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
3221 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3222 deciding whether to use reciprocal instructions.
3224 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
3226 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3227 dwarf2out_note_section_used if cold_text_section is NULL.
3229 2008-01-19 Jakub Jelinek <jakub@redhat.com>
3231 PR gcov-profile/34610
3232 * tree-cfg.c (make_edges): Mark both outgoing edges from
3233 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3234 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3235 from OMP_FOR and OMP_CONTINUE outgoing edges.
3237 * tree-profile.c (tree_profiling): Return early if
3238 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
3240 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3241 from cfun to child_cfun.
3242 * function.h (struct function): Add after_tree_profile bit.
3244 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3246 * config/avr/avr.S (_exit): Disable interrupt.
3248 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
3249 Steven Bosscher <stevenb.gcc@gmail.com>
3251 PR rtl-optimization/26854
3252 PR rtl-optimization/34400
3253 * df-problems.c (df_live_scratch): New scratch bitmap.
3254 (df_live_alloc): Allocate df_live_scratch when doing df_live.
3255 (df_live_reset): Clear the proper bitmaps.
3256 (df_live_bb_local_compute): Only process the artificial defs once
3257 since the order is not important.
3258 (df_live_init): Init the df_live sets only with the variables
3259 found live by df_lr.
3260 (df_live_transfer_function): Use the df_lr sets to prune the
3261 df_live sets as they are being computed.
3262 (df_live_free): Free df_live_scratch.
3264 2008-01-18 Ian Lance Taylor <iant@google.com>
3266 * common.opt: Add fmerge-debug-strings.
3267 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3268 flag_merge_debug_strings rather than flag_merge_constants.
3269 * doc/invoke.texi (Option Summary): Mention
3270 -fmerge-debug-strings.
3271 (Debugging Options): Document -fmerge-debug-strings.
3273 2008-01-18 Ian Lance Taylor <iant@google.com>
3276 * tree.h (DECL_IS_OPERATOR_NEW): Define.
3277 (struct tree_function_decl): Add new field operator_new_flag.
3278 * tree-inline.c (expand_call_inline): When inlining a call to
3279 operator new, force the return value to go into a variable, and
3280 set DECL_NO_TBAA_P on that variable.
3281 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3283 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
3286 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3287 DWARF2_DEBUGGING_INFO.
3288 (dwarf2out_note_section_used): Ditto. Add prototype.
3289 (have_multiple_function_sections, text_section_used,
3290 cold_text_section_used, *cold_text_sections): Move declarations
3293 2008-01-17 Bob Wilson <bob.wilson@acm.org>
3295 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3296 field and add signal_ra.
3297 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3298 assignments to frame state pc. Move end of stack check after
3299 MD_FALLBACK_FRAME_STATE_FOR.
3300 (uw_update_context_1): Use frame state signal_regs if set, instead
3301 of checking signal_frame flag.
3302 (uw_update_context): Use frame state signal_ra if set.
3303 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3304 * config/xtensa/linux-unwind.h: New file.
3306 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
3308 * modulo-sched.c (get_sched_window): Fix comment typo.
3310 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
3312 PR tree-optimization/34648
3313 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3315 2008-01-17 Anatoly Sokolov <aesok@post.ru>
3317 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3318 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3320 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
3322 PR rtl-optimization/34400
3323 * df-core.c (df_worklist_dataflow_overeager,
3324 df_worklist_dataflow_doublequeue): New functions.
3325 (df_worklist_dataflow): Two different worklist solvers.
3326 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3329 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3332 * doc/invoke.texi: Document the dependence on pthread for fopenmp
3333 and ftree-parallelize-loops.
3335 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
3337 PR rtl-optimization/34826
3338 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3340 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
3342 * global.c (find_reg): Mark the eh regs as used if necessary.
3343 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3344 * ra.h (struct allocno): no_eh_reg field added. Changed
3345 no_stack_reg type to bitfield.
3347 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
3349 * tree.c (substitute_in_expr): Add missing 'break'.
3351 2008-01-17 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/34825
3354 * tree-ssa-math-opts.c (is_division_by): Do not recognize
3355 x / x as division to handle.
3357 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3359 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3360 "-pthread" is specified.
3361 * pa-hpux11.h (LIB_SPEC): Likewise.
3363 2008-01-16 Janis Johnson <janis187@us.ibm.com>
3364 Peter Bergner <bergner@vnet.ibm.com>
3366 PR rtl-optimization/33796
3367 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3369 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3371 PR libgfortran/34699
3372 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3374 * pa-hpux10.h (LINK_SPEC): Likewise.
3375 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3377 2008-01-16 Richard Guenther <rguenther@suse.de>
3380 * fold-const.c (fold_convert_const_int_from_int): Do not
3381 set overflow if that occured only because of a sign extension
3382 change when converting from/to a sizetype with the same
3383 precision and signedness.
3385 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3388 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3389 location address to the correct place. Update copyright year.
3391 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3393 * lambda-code.c (lambda_transform_legal_p): Handle the case of
3394 no dependences in the dependence_relations vector.
3396 2008-01-16 Jan Hubicka <jh@suse.cz>
3398 PR rtl-optimization/31396
3399 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3400 * cfg.c (dump_reg_info): Print it.
3401 * regs.h (struct reg_info_t): add freq_calls_crossed.
3402 (REG_FREQ_CALLS_CROSSED): New macro.
3403 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3404 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3405 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3406 regmove_optimize): Update call crossed frequencies.
3407 * local-alloc.c (struct qty): Add freq_calls_crossed.
3408 (alloc_qty): Copute freq_calls_crossed.
3409 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3410 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3411 * ra.h (struct allocno): Add freq_calls_crossed.
3413 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3415 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3416 libgomp when compiling with ftree-parallelize-loops.
3417 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3419 2008-01-16 Richard Guenther <rguenther@suse.de>
3421 PR tree-optimization/34769
3422 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3423 * tree.c (int_cst_value): Instead make this function more
3424 permissive in what it accepts as valid input. Document this
3425 function always sign-extends the value.
3427 2008-01-16 Jakub Jelinek <jakub@redhat.com>
3428 Richard Guenther <rguenther@suse.de>
3431 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3432 (gimple_fold_indirect_ref_rhs): ... this.
3433 (gimple_fold_indirect_ref): New function with foldings
3434 that preserve lvalueness.
3435 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3436 * tree-flow.h (gimple_fold_indirect_ref): Declare.
3437 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3438 to fold an INDIRECT_REF, fall back to the old use of
3439 fold_indirect_ref_1.
3441 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
3443 * tree-data-ref.c (subscript_dependence_tester_1): Call
3444 free_conflict_function.
3445 (compute_self_dependence): Same.
3447 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
3450 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3451 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
3453 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3454 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3455 for DWARF2_UNWIND_INFO targets.
3457 2008-01-16 Richard Guenther <rguenther@suse.de>
3460 * c-typeck.c (common_pointer_type): Do not merge inconsistent
3461 type qualifiers for function types.
3463 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
3465 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3466 loop_iterator li from previous commit.
3468 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
3470 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3472 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3474 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3475 (parallelize_loops): Don't parallelize irreducible components.
3477 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3480 * c-opts (c_common_post_options): Do not enable CPP
3481 flag_pedantic_errors by default.
3483 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
3485 PR rtl-optimization/31944
3486 * cse.c (remove_pseudo_from_table): New function.
3487 (merge_equiv_classes): Use above function to remove pseudo-registers.
3488 (invalidate): Likewise.
3490 2008-01-13 Richard Guenther <rguenther@suse.de>
3493 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3494 instead of TYPE_MODE to deal with calls from expand_one_error_var.
3496 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
3498 * gcse.c (cprop_jump): Call validate_unshare_change instead of
3499 validate_change to unshare the source of the PC set.
3501 2008-01-12 Jan Hubicka <jh@suse.cz>
3504 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3505 references above array bounds. This might trigger bounds checks for
3508 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
3510 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3511 new_replaceable_dependencies.
3513 2008-01-12 Doug Kwan <dougkwan@google.com>
3515 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3516 instead of OPT_Wreturn_type in warning due to ignored return type
3518 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3519 options included in -Wextra.
3520 * c.opt: New option -Wignored_qualifiers.
3521 * doc/invoke.texi (Warning Options, -Wextra): Add new option
3522 -Wignore_qualifiers.
3523 (-Wignored-qualifiers): Document.
3524 (-Wreturn-type): Remove description of functionality now handled
3525 by -Wignored-qualifiers.
3527 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
3530 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3531 NOP_EXPR if it is between integral types with the same precision.
3533 2008-01-12 Jan Hubicka <jh@suse.cz>
3536 * invoke.texi (max-inline-recursive-depth): Fix default value.
3538 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
3540 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3543 2008-01-11 Bob Wilson <bob.wilson@acm.org>
3545 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3547 2008-01-11 James E. Wilson <wilson@specifix.com>
3550 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3552 2008-01-11 Anatoly Sokolov <aesok@post.ru>
3554 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
3555 save/restore frame pointer register and don't use 'call-prologues'
3556 optimization in function with "OS_task" attribute.
3558 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
3561 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3562 when copying to memory.
3564 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
3566 PR rtl-optimization/30905
3567 * cfgcleanup.c: Include dce.h
3568 (crossjumps_occured): New global variable.
3569 (try_crossjump_bb): Exit loop after finding a fallthru edge.
3570 If something changed, set crossjumps_occured to true.
3571 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3572 Don't add/remove fake edges to exit here...
3573 (cleanup_cfg): ...but do it here, when crossjumping.
3574 Run a fast DCE when successful crossjumps occured in the latest
3575 iteration of try_optimize_cfg.
3577 2008-01-11 Richard Guenther <rguenther@suse.de>
3579 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3580 (struct vn_unary_op_s): Likewise.
3581 (vn_reference_insert): Free old reference on hash collision.
3583 2008-01-10 Raksit Ashok <raksit@google.com>
3585 PR rtl-optimization/27971
3586 * combine.c (find_split_point): Split PLUS expressions which are
3587 inside a MEM rtx, and whose first operand is complex.
3589 2008-01-10 DJ Delorie <dj@redhat.com>
3591 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3592 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3593 (m32c_hard_regno_ok): Call the underlying function.
3595 2008-01-10 Richard Guenther <rguenther@suse.de>
3598 * tree-cfg.c (tree_merge_blocks): Do not go through the
3599 full-blown folding and stmt updating path if we just deal
3600 with virtual operands.
3601 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3602 test for abnormal SSA_NAMEs.
3604 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
3607 * reload.c (push_reload): Add assertions. All constants from
3608 reg_equiv_constant should have been used for replacing the respective
3610 (find_reloads_address): Invoke find_reloads_address_part for
3611 constant taken from the reg_equiv_constant array.
3613 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
3615 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3616 field (valnum) the first in the struct. Replace bools with
3619 2008-01-10 Richard Guenther <rguenther@suse.de>
3621 PR tree-optimization/34651
3622 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
3623 types and ordering for masking and converting.
3625 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
3627 PR tree-optimization/34017
3628 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3629 also for PHI_NODE expressions.
3631 2008-01-09 Jan Hubicka <jh@suse.cz>
3633 PR tree-optimization/34708
3634 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3635 based on number of case labels.
3636 (init_inline_once): Remove switch_cost.
3637 * tree-inline.h (eni_weights_d): Remove switch_cost.
3639 2008-01-09 Richard Guenther <rguenther@suse.de>
3640 Andrew Pinski <andrew_pinski@playstation.sony.com>
3643 * gimplify.c (gimplify_cond_expr): Do not create an addressable
3644 temporary if an rvalue is ok or an lvalue is not required.
3646 2008-01-09 Richard Guenther <rguenther@suse.de>
3649 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3652 2008-01-09 Richard Guenther <rguenther@suse.de>
3655 * tree.c (host_integerp): Check for sizetype only if the
3656 type is an integer type.
3658 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
3661 * opts.c (decode_options): Disable inlining of functions called
3662 once if not in unit-at-a-time mode.
3664 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
3666 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3668 2008-01-08 Richard Guenther <rguenther@suse.de>
3671 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3672 out early if the result will be unused.
3674 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3679 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3680 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3683 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
3685 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3686 for vectorization tuned.
3688 2008-01-08 Richard Guenther <rguenther@suse.de>
3690 PR tree-optimization/34683
3691 * tree-ssa-operands.c (operand_build_cmp): Export.
3692 * tree-ssa-operands.h (operand_build_cmp): Declare.
3693 * tree-vn.c (vuses_compare): Remove.
3694 (sort_vuses): Use operand_build_cmp.
3695 (sort_vuses_heap): Likewise.
3696 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3697 to re-use old VEC if available. Do not sort already sorted VUSEs.
3698 (vdefs_to_vec): Do not sort already sorted VDEFs.
3700 2008-01-08 Jakub Jelinek <jakub@redhat.com>
3703 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3705 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
3708 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3709 limitations of reciprocal sequences on x86 targets.
3711 2008-01-08 Richard Guenther <rguenther@suse.de>
3713 PR tree-optimization/34683
3714 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3716 2008-01-07 Jakub Jelinek <jakub@redhat.com>
3719 * config/darwin.c (darwin_mergeable_string_section): Don't use
3720 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3722 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
3725 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3726 negxf2. Macroize expander using X87MODEF mode iterator. Change
3727 predicates of op0 and op1 to register_operand.
3728 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
3729 expander using X87MODEF mode iterator. Change predicates of
3730 op0 and op1 to register_operand.
3731 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3732 corresponding patterns and macroize using MODEF macro. Change
3733 predicates of op0 and op1 to register_operand and remove
3734 "m" constraint. Disparage "r" alternative with "!".
3735 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3736 macroize using X87MODEF macro. Change predicates of op0 and op1
3737 to register_operand and remove "m" constraint. Disparage "r"
3738 alternative with "!".
3739 (absneg splitter with memory operands): Remove.
3740 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3741 patterns and macroize using X87MODEF mode iterator.
3742 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3743 Change predicate of op1 to register_operand.
3744 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3745 for memory operands.
3747 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
3749 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3751 2008-01-07 Richard Guenther <rguenther@suse.de>
3753 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3756 2008-01-07 Richard Guenther <rguenther@suse.de>
3758 PR tree-optimization/34683
3759 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3760 VOPs of the needed size to save memory. Use VEC_quick_push
3761 to save compile-time.
3762 (vdefs_to_vec): Likewise.
3764 2008-01-07 Sa Liu <saliu@de.ibm.com>
3766 * config/spu/spu.md (divdf3): Genetate inline code for double
3767 division. The implementation doesn't handle INF or NAN, therefore it
3768 only applies when -ffinite-math-only is given.
3770 2008-01-06 Paolo Carlini <pcarlini@suse.de>
3773 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3774 * doc/cpp.texi ([Common Predefined Macros]): Document.
3776 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
3778 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3779 order to use commutative addition instead of subtraction.
3781 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3782 Mircea Namolaru <namolaru@il.ibm.com>
3783 Vladimir Yanovsky <yanov@il.ibm.com>
3784 Revital Eres <eres@il.ibm.com>
3786 PR tree-optimization/34263
3787 * tree-outof-ssa.c (process_single_block_loop_latch,
3788 contains_tree_r): New functions.
3789 (analyze_edges_for_bb): Call process_single_block_loop_latch
3790 function to empty single-basic-block latch block if possible.
3792 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3794 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3796 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3798 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3800 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3802 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
3804 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3806 2008-01-05 Jakub Jelinek <jakub@redhat.com>
3808 PR tree-optimization/34618
3809 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3812 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
3815 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3816 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
3817 Update copyright year.
3819 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3820 Update copyright year.
3821 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3824 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
3826 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3827 edge does not point to current bb before changing need_assert.
3829 2008-01-04 Richard Guenther <rguenther@suse.de>
3832 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3833 for verifying purposes if they are is_gimple_min_invariant.
3835 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
3837 PR tree-optimization/34448
3838 PR tree-optimization/34465
3839 * gimplify.c (gimplify_init_constructor): Add new parameter
3840 notify_temp_creation. Use it.
3841 (gimplify_modify_expr_rhs): Take volatiles into account when
3842 optimizing constructors.
3843 Do not optimize constructors if gimplify_init_constructor will dump to
3845 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3846 * gcc.c-torture/compile/pr34448.c: New.
3848 2008-01-04 Jakub Jelinek <jakub@redhat.com>
3850 PR gcov-profile/34609
3851 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3852 return_slot if result is TREE_ADDRESSABLE.
3854 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
3856 * config/mips/mips.md (sqrt_condition): Tweak comment.
3857 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
3859 2008-01-03 Tom Tromey <tromey@redhat.com>
3862 * c-common.c (c_type_hash): Handle VLAs.
3864 2008-01-03 Jan Hubicka <jh@suse.cz>
3866 PR tree-optimization/31081
3867 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3868 0 when inlining and not inlining to first basic block.
3869 (remap_decl): When var is initialized to 0, don't set default_def.
3870 (expand_call_inline): Set entry_bb.
3871 * tree-inline.h (copy_body_data): Add entry_bb.
3873 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3876 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3879 PR tree-optimization/29484
3880 * tree-inline.c (inline_forbidden_p_2): New function.
3881 (inline_forbidden_p): Disallow inlining if some static var
3882 has an address of a local LABEL_DECL in its initializer.
3883 * doc/extend.texi (Labels as Values): Document &&foo behaviour
3886 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
3888 PR tree-optimization/34635
3889 * tree-data-ref.c (add_other_self_distances): Make sure that the
3890 evolution step is constant.
3892 2008-01-03 Jakub Jelinek <jakub@redhat.com>
3895 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3897 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
3899 * tree-sra.c (scalarize_init): Insert the generate_element_init
3900 statements after the generate_element_zero statements.
3902 2008-01-02 Richard Guenther <rguenther@suse.de>
3906 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3907 for very large number of operands instead of ICEing.
3909 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
3912 * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3913 while stack probing.
3915 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
3917 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3920 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
3923 * tree-mudflap.c (mx_register_decls): Guard warning by
3924 !DECL_ARTIFICIAL check.
3926 2008-01-01 Jakub Jelinek <jakub@redhat.com>
3928 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3929 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3930 sse5_perm<mode>): Fix constraints.