1 2010-04-21 Jan Hubicka <jh@suse.cz>
3 * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
4 add write_optimization_summary, read_optimization_summary.
5 (ipa_write_summaries_of_cgraph_node_set): Remove.
6 (ipa_write_optimization_summaries): Declare.
7 (ipa_read_optimization_summaries): Declare.
8 * ipa-cp.c (pass_ipa_cp): Update.
9 * ipa-reference.c (pass_ipa_reference): Update.
10 * ipa-pure-const.c (pass_ipa_pure_const): Update.
11 * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
13 * ipa-inline.c (pass_ipa_inline): Update.
14 * ipa.c (pass_ipa_whole_program): Update.
15 * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
16 * passes.c (ipa_write_summaries_1): Do not test wpa.
17 (ipa_write_optimization_summaries_1): New.
18 (ipa_write_optimization_summaries): New.
19 (ipa_read_summaries): Do not test ltrans.
20 (ipa_read_optimization_summaries_1): New.
21 (ipa_read_optimization_summaries): New.
23 2010-04-21 Jan Hubicka <jh@suse.cz>
25 * lto-cgraph.c (lto_output_node): Do not output comdat groups
27 (output_cgraph): Do not arrange comdat groups for boundary nodes.
29 2010-04-21 Jakub Jelinek <jakub@redhat.com>
32 * dwarf2out.c (add_name_and_src_coords_attributes): Add
33 DW_AT_{,MIPS_}linkage_name even for Fortran decls.
35 2010-04-21 Jan Hubicka <jh@suse.cz>
37 * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
39 2010-04-21 Jan Hubicka <jh@suse.cz>
41 * varpool.c (decide_is_variable_needed): Variable is always needed
44 2010-04-21 Jan Hubicka <jh@suse.cz>
46 * opts.c (decode_options): Enable pure-const pass for whopr.
48 2010-04-21 Jan Hubicka <jh@suse.cz>
50 * cgraph.c (dump_cgraph_node): Dump also assembler name.
51 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
53 (cgraph_decide_inlining): Do not expect callee to be removed in all
56 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
58 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
60 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
62 * config/i386/i386.md (x86_shrd): Add athlon_decode and
63 amdfam10_decode attributes.
65 2010-04-21 Jakub Jelinek <jakub@redhat.com>
68 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
69 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
70 (lower_copyprivate_clauses): Use private var in outer
71 context instead of original var. Make sure the types
74 2010-04-21 Richard Guenther <rguenther@suse.de>
76 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
77 to non-pointer objects.
79 2010-04-21 Jakub Jelinek <jakub@redhat.com>
81 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
82 last chain entry if it starts with the still current label.
83 (add_location_or_const_value_attribute): Check that
84 loc_list->first->next is NULL instead of comparing ->first with
86 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
87 to add_var_loc_to_decl.
89 * dwarf2out.c (output_call_frame_info): For dw_cie_version
90 >= 4 add also address size and segment size fields into CIE
93 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
94 long as address size is the same as sizeof (void *) and
96 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
97 address size or segment size is unexpected, return DW_EH_PE_omit.
98 (classify_object_over_fdes): If get_cie_encoding returned
99 DW_EH_PE_omit, return -1.
100 (init_object): If classify_object_over_fdes returned -1,
101 pretend there were no FDEs at all.
103 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.md (bswap<mode>2): Macroize expander from
106 bswap{si,di}2 using SWI48 mode iterator.
107 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
108 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
109 set modrm attribute of bswap insn to 0 and remove length attribute.
110 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
111 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
112 set mode attribute to <MODE> and remove length attribute.
114 2010-04-20 James E. Wilson <wilson@codesourcery.com>
116 PR rtl-optimization/43520
117 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
118 zero available registers.
120 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
122 * builtins.c (fold_builtin_cproj): Fold more cases.
124 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
126 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
127 (fold_builtin_1): Fold builtin cproj.
128 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
129 Use ATTR_CONST_NOTHROW_LIST.
131 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
133 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
134 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
135 ffsi2_no_cmove for !TARGET_CMOVE.
136 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
137 (ffssi2): Remove expander.
138 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
140 (ctz<mode>2): Ditto from ctz{si,di}2.
141 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
143 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
146 2010-04-20 Jakub Jelinek <jakub@redhat.com>
148 * dwarf2out.c (AT_linkage_name): Define.
149 (clone_as_declaration): Handle DW_AT_linkage_name.
150 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
151 of DW_AT_MIPS_linkage_name.
152 (move_linkage_attr): Likewise.
153 (dwarf2out_finish): Likewise.
155 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
158 * fold-const.c (fold_comparison): New folding rule.
160 2010-04-20 Anatoly Sokolov <aesok@post.ru>
162 * double-int.h (double_int_setbit): Declare.
163 * double-int.c (double_int_setbit): New function.
164 * rtl.h (immed_double_int_const): Declare.
165 * emit-rtl.c (immed_double_int_const): New function.
166 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
167 and immed_double_int_const functions.
168 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
169 expand_copysign_bit): (Ditto.).
170 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
171 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
172 * dojump.c (prefer_and_bit_test): (Ditto.).
173 * expr.c (convert_modes, reduce_to_bit_field_precision,
174 const_vector_from_tree): (Ditto.).
175 * expmed.c (mask_rtx, lshift_value): (Ditto.).
177 2010-04-20 Jan Hubicka <jh@suse.cz>
179 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
180 (dump_cgraph_node): Dump new flags.
181 * cgraph.h (struct cgraph_node): Add flags
182 reachable_from_other_partition and in_other_partition.
183 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
184 other partition can not be removed.
185 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
186 the other partition must be output; silence sanity checking on
187 leaking functions bodies from other paritition.
188 * lto-cgraph.c (reachable_from_other_partition_p): New function.
189 (lto_output_node): Output new flags; do not sanity check that inline
190 clones are output; drop lto_forced_extern_inline_p code; do not mock
191 visibility flags at partition boundaries.
192 (add_node_to): New function.
193 (output_cgraph): Use it to sort functions so masters appear before
195 (input_overwrite_node): Input new flags.
196 * passes.c (ipa_write_summaries): Do not call
197 lto_new_extern_inline_states.
198 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
199 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
200 lto_forced_extern_inline_p): Kill.
201 * lto-streamer.h (lto_new_extern_inline_states,
202 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
203 lto_forced_extern_inline_p): Kill.
205 2010-04-20 Richard Guenther <rguenther@suse.de>
207 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
208 from vars that can have pointers.
209 (process_constraint): Dump useless constraints.
211 2010-04-20 Richard Guenther <rguenther@suse.de>
213 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
214 (dump_sa_points_to_info): Remove asserts.
215 (init_base_vars): nothing_id isn't an escape point nor does it
218 2010-04-20 Jakub Jelinek <jakub@redhat.com>
220 * tree.h (TYPE_REF_IS_RVALUE): Define.
221 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
222 should_move_die_to_comdat, prune_unused_types_walk): Handle
223 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
224 (modified_type_die, gen_reference_type_die): Emit
225 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
226 if TYPE_REF_IS_RVALUE and -gdwarf-4.
228 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
231 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
232 calls for -fpic -m31 if they have been sibcall optimized.
234 2010-04-19 James E. Wilson <wilson@codesourcery.com>
236 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
237 ar.lc fixed and call-used.
239 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
241 2010-04-19 Jan Hubicka <jh@suse.cz>
243 * opts.c (decode_options): Disable whpr incompatible passes.
244 * lto/lto.c (lto_1_to_1_map): Skip clones.
245 (read_cgraph_and_symbols): Do not mark everything as needed.
246 (do_whole_program_analysis): Do map only after optimizing;
247 set proper cgraph_state; use passmanager.
249 2010-04-19 DJ Delorie <dj@redhat.com>
251 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
252 POINTER_PLUS_EXPR and fix them.
254 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
256 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
257 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
258 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
259 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
260 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
261 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
262 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
263 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
264 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
265 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
266 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
268 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
270 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
271 (check_cond_move_block): Likewise.
272 (cond_move_process_if_block): Likewise.
273 (noce_find_if_block): Improve formatting.
274 (find_if_header): Pass 0 to memset and tweak conditions.
275 (cond_exec_find_if_block): Fix long lines and tweak conditions.
277 2010-04-19 Jakub Jelinek <jakub@redhat.com>
279 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
283 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
284 with non-local decl doesn't need chain.
286 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
288 * ira-color.c (allocno_reload_assign): Avoid accumulating
289 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
291 2010-04-19 Martin Jambor <mjambor@suse.cz>
293 * gimple.h (create_tmp_reg): Declare.
294 * gimplify.c (create_tmp_reg): New function.
295 (gimplify_return_expr): Use create_tmp_reg.
296 (gimplify_omp_atomic): Likewise.
297 (gimple_regimplify_operands): Likewise.
298 * tree-dfa.c (make_rename_temp): Likewise.
299 * tree-predcom.c (predcom_tmp_var): Likewise.
300 (reassociate_to_the_same_stmt): Likewise.
301 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
302 (get_replaced_param_substitute): Likewise.
303 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
304 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
305 * tree-ssa-pre.c (get_representative_for): Likewise.
306 (create_expression_by_pieces): Likewise.
307 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
308 (create_tailcall_accumulator): Likewise.
310 2010-04-19 Martin Jambor <mjambor@suse.cz>
312 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
314 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
316 2010-04-19 Richard Guenther <rguenther@suse.de>
318 PR tree-optimization/43796
319 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
320 from SCEV in the lattice.
321 (vrp_visit_phi_node): Dump change.
323 2010-04-19 Richard Guenther <rguenther@suse.de>
325 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
326 * configure: Re-generated.
328 2010-04-19 Richard Guenther <rguenther@suse.de>
330 PR tree-optimization/43783
331 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
332 constant ARRAY_REF operands two and three if possible.
334 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
337 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
339 2010-04-19 Jie Zhang <jie@codesourcery.com>
342 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
344 2010-04-19 Ira Rosen <irar@il.ibm.com>
346 PR tree-optimization/37027
347 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
348 and macro to access it.
349 (vectorizable_reduction): Add argument.
350 (vect_get_slp_defs): Likewise.
351 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
352 statements for possible use in SLP.
353 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
354 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
355 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
357 (vectorizable_reduction): Likewise.
358 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
360 (vectorizable_type_demotion, vectorizable_type_promotion,
361 vectorizable_store): Likewise.
362 (vect_analyze_stmt): Update call to vectorizable_reduction.
363 (vect_transform_stmt): Likewise.
364 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
365 (vect_build_slp_tree): Fix indentation. Check that there are no loads
366 from different interleaving chains in same node.
367 (vect_slp_rearrange_stmts): New function.
368 (vect_supported_load_permutation_p): Allow load permutations for
369 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
370 inside SLP nodes if necessary.
371 (vect_analyze_slp_instance): Handle reductions.
372 (vect_analyze_slp): Try to build SLP instances originating from groups
374 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
375 (vect_get_constant_vectors): Create initial vectors for reductions
376 according to reduction code. Add new argument.
377 (vect_get_slp_defs): Add new argument, pass it to
378 vect_get_constant_vectors.
379 (vect_schedule_slp_instance): Remove SLP tree root statements.
381 2010-04-19 Jakub Jelinek <jakub@redhat.com>
383 * tree.h (ENUM_IS_SCOPED): Define.
384 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
385 for ENUM_IS_SCOPED enums.
387 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
389 * fold-const.c (fold_comparison): Use ssizetype.
390 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
391 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
392 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
393 * tree-object-size.c (compute_object_sizes): Use size_type_node.
395 * tree.h (initialize_sizetypes): Remove parameter.
396 (build_common_tree_nodes): Remove second parameter.
397 * stor-layout.c (initialize_sizetypes): Remove parameter.
398 Always create an unsigned type.
399 (set_sizetype): Assert that the passed type is unsigned and simplify.
400 * tree.c (build_common_tree_nodes): Remove second parameter.
401 Adjust call to initialize_sizetypes.
402 * c-decl.c (c_init_decl_processing): Remove second argument in call to
403 build_common_tree_nodes.
405 2010-04-18 Matthias Klose <doko@ubuntu.com>
407 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
409 2010-04-18 Ira Rosen <irar@il.ibm.com>
411 PR tree-optimization/43771
412 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
413 load permutation doesn't have gaps.
415 2010-04-18 Jan Hubicka <jh@suse.cz>
417 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
418 (sse_prologue_save_insn expander): Use new pattern.
419 (sse_prologue_save_insn1): New pattern and splitter.
420 (sse_prologue_save_insn): Update to deal also with 64bit aligned
422 * i386.c (setup_incoming_varargs_64): Do not compute jump
424 (ix86_gimplify_va_arg): Update alignment needed.
425 (ix86_local_alignment): Do not align all local arrays to 128bit.
427 2010-04-17 Jan Hubicka <jh@suse.cz>
429 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
431 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
433 * arm.md (negdi2): Remove redundant code to force values into a
436 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
438 * arm/bpabi.S: Add EABI alignment attributes to objects.
439 * arm/bpabi-v6m.S: Likewise.
440 * arm/crti.asm: Likewise.
441 * arm/crtn.asm: Likewise.
442 * arm/lib1funcs.asm: Likewise.
443 * arm/libunwind.S: Likewise.
445 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
447 * arm-protos.h (tune_params): New structure.
448 * arm.c (current_tune): New variable.
449 (arm_constant_limit): Delete.
450 (struct processors): Add pointer to the tune parameters.
451 (arm_slowmul_tune): New tuning option.
452 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
453 (all_cores): Adjust to pick up the tuning model.
454 (arm_constant_limit): New function.
455 (arm_override_options): Select the appropriate tuning model. Delete
456 initialization of arm_const_limit.
457 (arm_split_constant): Use the new constant-limit model.
458 (arm_rtx_costs): Pick up the current tuning model.
459 * arm.md (is_strongarm, is_xscale): Delete.
460 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
461 for Xscale variant architectures.
462 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
464 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
466 * config/arm/arm.c (arm_gen_constant): Remove unused variable
468 (arm_rtx_costs_1): Remove unused variable extra_cost.
469 (arm_unwind_emit_set): Use variable offset.
470 (thumb1_output_casesi): Remove unused variable flags.
472 2010-04-16 Jeff Law <law@redhat.com>
474 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
475 needing assignment rather than doing a two-phase assignment. Remove
478 2010-04-16 Jakub Jelinek <jakub@redhat.com>
481 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
483 2010-04-16 Doug Kwan <dougkwan@google.com>
485 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
486 (next_operand_entry_id): New static variable.
487 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
488 (add_to_ops_vec): Assigned unique ID to operand entry.
489 (struct oecount_s): New field ID.
490 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
491 (undistribute_ops_list): Assign unique IDs to oecounts.
492 (init_reassoc): reset next_operand_entry_id.
494 2010-04-16 Doug Kwan <dougkwan@google.com>
496 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
497 missing left parenthesis.
499 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
502 *btdi_rex64 using SWI48 mode iterator.
503 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
504 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
505 *jcc_btdi_mask_rex64.
507 2010-04-16 Anatoly Sokolov <aesok@post.ru>
509 * double-int.h (tree_to_double_int): Convert to macro.
510 * double-int.c (tree_to_double_int): Remove.
512 2010-04-16 Jakub Jelinek <jakub@redhat.com>
515 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
516 with want_address 2 and in case a single element list might be
517 possible, call it again with want_address 0.
519 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
521 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
522 case 'W' print operands for HI mode.
523 * config/h8300/h8300.h (Y0, Y2) : New constraints.
524 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
525 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
526 * config/h8300/predicate.md (bit_register_indirect_operand): New.
528 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
530 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
531 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
532 #xx:3 and #xx:4 mode.
534 * config/h8300/h8300.md (inverted load with HImode dest): Add
537 * config/h8300/predicate.md (bit_operand): Allow immediate values that
538 satisfy 'U' constraint.
540 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
542 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
543 * configure: Regenerate.
544 * config.in: Regenerate.
545 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
548 2010-04-16 Richard Guenther <rguenther@suse.de>
550 * tree.h (struct tree_decl_minimal): Move pt_uid ...
551 (struct tree_decl_common): ... here.
552 (DECL_PT_UID): Adjust.
553 (SET_DECL_PT_UID): Likewise.
554 (DECL_PT_UID_SET_P): Likewise.
556 2010-04-16 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/43572
559 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
560 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
561 * tree-flow.h (is_call_clobbered): Remove.
562 * tree-flow-inline.h (is_call_clobbered): Likewise.
563 * tree-dfa.c (dump_variable): Do not dump call clobber state.
564 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
565 (execute_return_slot_opt): Adjust.
566 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
567 check for call clobbered vars here.
568 (find_tail_calls): Move tailcall verification to the
571 2010-04-16 Diego Novillo <dnovillo@google.com>
573 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
575 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
578 * config/arm/arm.md (cbranchqi4): New pattern.
579 * config/arm/predicates.md (const0_operand,
580 cbranchqi4_comparison_operator): New predicates.
582 2010-04-16 Richard Guenther <rguenther@suse.de>
584 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
585 (dump_gimple_stmt): Likewise.
587 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
589 * recog.h (struct recog_data): New field is_operator.
590 (struct insn_operand_data): New field is_operator.
591 * recog.c (extract_insn): Set recog_data.is_operator.
592 * genoutput.c (output_operand_data): Emit code to set the
594 * reload.c (find_reloads): Use it rather than testing for an
595 empty constraint string.
598 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
599 If the previous insn is a cbranchsi4_insn with the same arguments,
600 omit the compare instruction.
602 * config/arm/arm.md (addsi3_cbranch): If destination is a high
603 register, inputs must be low registers and we need a low register
604 scratch. Handle alternative 2 like alternative 3.
606 2010-04-16 Jakub Jelinek <jakub@redhat.com>
608 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
609 don't call get_addr on both. If one expression is a VALUE and
610 the other a REG, check VALUE's locs if the REG isn't among them.
612 2010-04-16 Christian Bruel <christian.bruel@st.com>
614 * config/sh/sh.h (sh_frame_pointer_required): New function.
615 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
616 (flag_omit_frame_pointer) Set.
617 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
618 (rounded_frame_size): Adjust size with outgoing_args_size.
619 (sh_set_return_address): Must return from stack pointer.
620 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
621 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
622 (ACCUMULATE_OUTGOING_ARGS): Define.
623 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
624 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
626 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
629 * config/sh/sh.c (sh_legitimize_reload_address): Use
630 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
631 Remove a unneeded check for offset_base.
633 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
635 * configure: Regenerated.
637 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
639 * config/s390/s390.c (s390_call_save_register_used): Switch back
642 2010-04-15 Richard Guenther <rguenther@suse.de>
644 * alias.c (alias_set_subset_of): Handle alias-set zero
647 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
648 Julian Brown <julian@codesourcery.com>
650 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
651 alternatives according to use of high and low regs.
652 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
653 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
654 optimizing for size on Thumb-2.
656 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
658 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
660 2010-04-15 Richard Guenther <rguenther@suse.de>
662 * tree-ssa-structalias.c (struct variable_info): Add
664 (new_var_info): Initialize it.
665 (dump_constraints): Support printing last added constraints.
666 (debug_constraints): Adjust.
667 (dump_constraint_graph): Likewise.
668 (make_heapvar_for): Check for NULL cfun.
669 (get_function_part_constraint): New function.
670 (get_fi_for_callee): Likewise.
671 (find_func_aliases): Properly implement IPA PTA constraints.
672 (process_ipa_clobber): New function.
673 (find_func_clobbers): Likewise.
674 (insert_into_field_list_sorted): Remove.
675 (create_function_info_for): Properly allocate vars for IPA mode.
676 Do not use insert_into_field_list_sorted.
677 (create_variable_info_for): Properly generate constraints for
678 global vars in IPA mode.
679 (dump_solution_for_var): Always dump the solution.
680 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
681 (find_what_var_points_to): Adjust.
682 (pt_solution_set): Change.
683 (pt_solution_ior_into): New function.
684 (pt_solution_empty_p): Export.
685 (pt_solution_includes_global): Adjust.
686 (pt_solution_includes_1): Likewise.
687 (pt_solutions_intersect_1): Likewise.
688 (dump_sa_points_to_info): Check some invariants.
689 (solve_constraints): Move constraint dumping ...
690 (compute_points_to_sets): ... here.
691 (ipa_pta_execute): ... and here.
692 (compute_may_aliases): Do not re-compute points-to info
693 locally if IPA info is available.
694 (ipa_escaped_pt): New global var.
695 (ipa_pta_execute): Properly implement IPA PTA.
696 * tree-into-ssa.c (dump_decl_set): Support dumping
697 decls not in referenced-vars.
698 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
699 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
700 (dump_points_to_solution): Likewise.
701 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
702 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
703 (remap_gimple_stmt): Reset call clobber/use information if necessary.
704 (copy_decl_to_var): Copy DECL_PT_UID.
705 (copy_result_decl_to_var): Likewise.
706 * tree.c (make_node_stat): Initialize DECL_PT_UID.
707 (copy_node_stat): Copy it.
708 * tree.h (DECL_PT_UID): New macro.
709 (SET_DECL_PT_UID): Likewise.
710 (DECL_PT_UID_SET_P): Likewise.
711 (struct tree_decl_minimal): Add pt_uid member.
712 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
713 (pt_solution_empty_p): Declare.
714 (pt_solution_set): Adjust.
715 (ipa_escaped_pt): Declare.
716 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
717 * gimple-pretty-print.c (pp_points_to_solution): New function.
718 (dump_gimple_call): Dump call clobber/use information.
719 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
720 * tree-pass.h (TDF_ALIAS): New dump option.
721 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
722 * doc/invoke.texi (-fipa-pta): Update documentation.
724 2010-04-15 Richard Guenther <rguenther@suse.de>
726 * Makefile.in (OBJS-common): Add gimple-fold.o.
727 (gimple-fold.o): New rule.
728 * tree.h (maybe_fold_offset_to_reference,
729 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
731 * gimple.h: ... here.
732 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
733 may_propagate_address_into_dereference): Move prototypes ...
734 * gimple.h: ... here.
735 * tree-ssa-ccp.c (get_symbol_constant_value,
736 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
737 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
738 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
739 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
740 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
741 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
742 gimplify_and_update_call_from_tree): Move ...
743 * gimple-fold.c: ... here. New file.
744 (ccp_fold_builtin): Rename to ...
745 (gimple_fold_builtin): ... this.
746 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
748 2010-04-15 Richard Guenther <rguenther@suse.de>
750 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
751 fit_double_type, force_fit_type_double, add_double_with_sign,
752 neg_double, mul_double_with_sign, lshift_double, rshift_double,
753 lrotate_double, rrotate_double, div_and_round_double): Move ...
754 * double-int.c: ... here.
755 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
756 add_double, neg_double, mul_double_with_sign, mul_double,
757 lshift_double, rshift_double, lrotate_double, rrotate_double,
758 div_and_round_double): Move prototypes ...
759 * double-int.h: ... here.
761 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
764 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
765 matching constraints to ensure inputs match the output.
767 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
770 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
771 in an input-only operand.
773 2010-04-15 Anatoly Sokolov <aesok@post.ru>
775 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
776 (double_int_not, double_int_lshift, double_int_rshift): Declare.
777 (double_int_negative_p): Convert to static inline function.
778 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
779 (double_int_negative_p): Remove.
780 * tree.h (lshift_double, rshift_double):
781 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
782 * fold-const.c (fold_convert_const_int_from_real,
783 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
784 (lshift_double): Change type of arith argument to bool.
785 (rshift_double): Change type of arith argument to bool. Correct
787 * expmed.c (mask_rtx, lshift_value): (Ditto.).
789 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
792 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
793 at the start and end of the then/else blocks, and omit them from the
795 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
796 argument; all callers changed. Pass zero to old_insns_match_p instead.
797 (flow_find_head_matching_sequence): New function.
798 (old_insns_match_p): Check REG_EH_REGION notes for calls.
799 * basic-block.h (flow_find_cross_jump,
800 flow_find_head_matching_sequence): Declare functions.
802 2010-04-14 Jason Merrill <jason@redhat.com>
805 * c-common.c (attribute_takes_identifier_p): New fn.
806 * c-common.h: Declare it.
808 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
810 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
812 (*udivmod<mode>4): Ditto.
814 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
816 * config/i386/i386.md (maxmin_int): Rename code attribute from
817 maxminiprefix and update all users.
818 (maxmin_float): Ditto from maxminfprefix.
819 (logic): Ditto from logicprefix.
820 (absneg_mnemonic): Ditto from absnegprefix.
821 * config/i386/mmx.md: Update all users of maxminiprefix,
822 maxminfprefix and logicprefix for rename.
823 * config/i386/sse.md: Ditto.
824 * config/i386/sync.md (sync_<code><mode>): Update for
827 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
830 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
831 warnings converted to errors.
833 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
835 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
836 used insn_type variable.
837 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
838 to avoid set-but-not-used warning.
840 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
842 * df-core.c (df_ref_debug): Change format string placeholder
844 * dwarf2asm.c (dw2_asm_output_data_raw,
845 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
846 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
847 * dwarf2out.c (output_cfi, output_cfi_directive,
848 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
849 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
851 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
852 * print-rtl.c (print_rtx): Ditto.
854 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
857 * builtins.c (expand_builtin_pow_root): New function to expand pow
858 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
859 series of sqrt and cbrt calls under -ffast-math.
860 (expand_builtin_pow): Call it.
862 2010-04-14 Michael Matz <matz@suse.de>
864 PR tree-optimization/42963
865 * tree-cfg.c (touched_switch_bbs): New static variable.
866 (group_case_labels_stmt): New function broken out from ...
867 (group_case_labels): ... here, use the above.
868 (start_recording_case_labels): Allocate touched_switch_bbs.
869 (end_recording_case_labels): Deallocate it, call
870 group_case_labels_stmt.
871 (gimple_redirect_edge_and_branch): Remember index of affected BB.
873 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
875 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
878 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
880 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
882 2010-04-13 Jan Hubicka <jh@suse.cz>
884 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
885 of optimized out static functions.
886 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
887 cost computation. Also sanity check for overflows.
888 (update_caller_keys): Update cgraph_edge_badness call; properly
889 update fibheap and sanity check that it is up to date.
890 (add_new_edges_to_heap): Update cgraph_edge_badness.
891 (cgraph_decide_inlining_of_small_function): Likewise;
892 add sanity checking that badness in heap is up to date;
893 improve dumping of reason; Update badness of calls to the
894 offline copy of function currently inlined; dump badness
895 of functions not inlined because of unit growth limits.
897 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
900 * c-common.c (pointer_int_sum): Disregard overflow that occured only
901 because of sign-extension change when converting to sizetype here...
902 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
904 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
905 the folding to constants. Remove redundant final conversion.
906 (fold_binary) <associate>: Do not associate if the re-association of
907 constants alone overflows.
908 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
909 to the end of the list.
910 (multiple_of_p) <COND_EXPR>: New case.
912 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
914 * opt-functions.awk (opt_sanitized_name): New.
916 * optc-gen.awk: Use it
917 * opth-gen.awk: Use it.
919 2010-04-13 Martin Jambor <mjambor@suse.cz>
921 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
922 (sra_modify_assign): Delete stmts loading dead data even if racc has no
923 children. Call replace_uses_with_default_def_ssa_name to handle
926 2010-04-13 Michael Matz <matz@suse.de>
929 * builtins.c (expand_builtin_interclass_mathfn): Also create
930 a register if the predicate doesn't match.
932 2010-04-13 Diego Novillo <dnovillo@google.com>
934 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
935 * c-pch.c: Include timevar.h.
936 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
937 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
938 * ggc-common.c: Include timevar.h.
939 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
940 * timevar.def (TV_PCH_SAVE): Define.
941 (TV_PCH_CPP_SAVE): Define.
942 (TV_PCH_PTR_REALLOC): Define.
943 (TV_PCH_PTR_SORT): Define.
944 (TV_PCH_RESTORE): Define.
945 (TV_PCH_CPP_RESTORE): Define.
947 2010-04-13 Michael Matz <matz@suse.de>
949 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
951 (can_reassociate_p): New function.
952 (break_up_subtract_bb, reassociate_bb): Use it.
954 2010-04-13 Richard Guenther <rguenther@suse.de>
957 * builtins.c (c_readstr): Fix assert.
959 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
962 when generating cltd insn.
964 (*ashl<mode>3_1): Remove special handling for register operand 2.
965 (*ashlsi3_1_zext): Ditto.
967 (*ashlhi3_1_lea): Ditto.
969 (*ashlqi3_1_lea): Ditto.
970 (*<shiftrt_insn><mode>3_1): Ditto.
971 (*<shiftrt_insn>si3_1_zext): Ditto.
972 (*<shiftrt_insn>qi3_1_slp): Ditto.
973 (*<rotate_insn><mode>3_1): Ditto.
974 (*<rotate_insn>si3_1_zext): Ditto.
975 (*<rotate_insn>qi3_1_slp): Ditto.
977 2010-04-13 Richard Guenther <rguenther@suse.de>
979 * tree-ssa-structalias.c (callused_id): Remove.
980 (call_stmt_vars): New.
981 (get_call_vi): Likewise.
982 (lookup_call_use_vi): Likewise.
983 (lookup_call_clobber_vi): Likewise.
984 (get_call_use_vi): Likewise.
985 (get_call_clobber_vi): Likewise.
986 (make_transitive_closure_constraints): Likewise.
987 (handle_const_call): Adjust to do per-call call-used handling.
988 (handle_pure_call): Likewise.
989 (find_what_var_points_to): Remove general callused handling.
990 (init_base_vars): Likewise.
991 (init_alias_vars): Initialize call_stmt_vars.
992 (compute_points_to_sets): Process call-used and call-clobbered
993 vars for call statements.
994 (delete_points_to_sets): Free call_stmt_vars.
996 2010-04-13 Richard Guenther <rguenther@suse.de>
998 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
999 Only add RW dependence for dependence distance zero.
1000 Adjust maximal vectorization factor according to dependences.
1001 Move alignment handling ...
1002 (vect_find_same_alignment_drs): ... here. New function.
1003 (vect_analyze_data_ref_dependences): Adjust.
1004 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1005 (vect_analyze_data_refs): Adjust minimal vectorization factor
1006 according to data references.
1007 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1008 dependences before determining the vectorization factor.
1009 Analyze alignment after determining the vectorization factor.
1010 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1011 dependences before alignment.
1012 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1014 (vect_analyze_data_refs): Likewise.
1015 (MAX_VECTORIZATION_FACTOR): New define.
1017 2010-04-13 Duncan Sands <baldrick@free.fr>
1019 * except.h (lang_eh_type_covers): Remove.
1020 * except.c (lang_eh_type_covers): Likewise.
1022 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1023 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1025 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1026 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1027 UNITS_PER_LONG where it is ABI relevant.
1028 (s390_return_addr_rtx): Likewise.
1029 (s390_back_chain_rtx): Likewise.
1030 (s390_frame_area): Likewise.
1031 (s390_frame_info): Likewise.
1032 (s390_initial_elimination_offset): Likewise.
1033 (save_gprs): Likewise.
1034 (s390_emit_prologue): Likewise.
1035 (s390_emit_epilogue): Likewise.
1036 (s390_function_arg_advance): Likewise.
1037 (s390_function_arg): Likewise.
1038 (s390_va_start): Likewise.
1039 (s390_gimplify_va_arg): Likewise.
1040 (s390_function_profiler): Likewise.
1041 (s390_optimize_prologue): Likewise.
1042 (s390_rtx_costs): Likewise.
1043 (s390_secondary_reload): Likewise.
1044 (s390_promote_function_mode): Likewise.
1045 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1046 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1047 registers available.
1048 (s390_unwind_word_mode): New function.
1049 (s390_function_value): Split 64 bit values into register pair if
1050 used as return value.
1051 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1052 function call parameters. Handle parallels.
1053 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1054 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1055 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1056 (s390_expand_setmem): Remove unused variable src_addr.
1057 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1058 deal with 64 bit registers.
1059 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1060 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1061 (UNITS_PER_LONG): New macro.
1062 * libjava/include/s390-signal.h: Define extended ucontext
1063 structure containing the upper halfs of the 64 bit registers.
1065 2010-04-13 Simon Baldwin <simonb@google.com>
1067 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1069 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1071 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1072 rvalue on the RHS if the LHS is of a non-renamable type.
1073 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1075 2010-04-13 Matthias Klose <doko@ubuntu.com>
1077 * gcc.c (cc1_options): Handle -iplugindir before processing
1078 the cc1 spec. Only add -iplugindir once.
1079 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1081 * common.opt (iplugindir): Remove `Separate' property, initialize.
1082 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1084 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1085 (distclean): Remove plugin dir.
1086 * doc/invoke.texi: Document -iplugindir.
1088 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1090 * doc/plugins.texi (Loading Plugins): Document short
1091 -fplugin=foo option.
1092 (Plugin API): Mention default_plugin_dir_name function.
1094 * gcc.c (find_file_spec_function): Add new declaration.
1095 (static_spec_func): Use it for "find-file".
1096 (find_file_spec_function): Add new function.
1097 (cc1_options): Add -iplugindir option if -fplugin* options found.
1099 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1101 * plugin.c (add_new_plugin): Updated comment, and handle short
1103 (default_plugin_dir_name): Added new function.
1105 * common.opt (iplugindir): New option to set the plugin directory.
1107 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1109 * config/i386/i386.md (any_rotate): New code iterator.
1110 (rotate_insn): New code attribute.
1112 (SWIM124): New mode iterator.
1113 (<rotate_insn>ti3): New expander.
1114 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1115 any_rotate code iterator.
1116 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1117 using any_rotate code iterator and SWIM124 mode iterator.
1118 (ix86_rotlti3): New insn_and_split pattern.
1119 (ix86_rotrti3): Ditto.
1120 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1121 ix86_rotl{di,ti}3 patterns.
1122 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1123 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1124 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1125 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1126 code iterator and SWI mode iterator.
1127 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1128 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1130 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1131 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1132 (bswap rotatert splitter): Add splitter.
1133 (bswap splitter): Macroize splitter using any_rotate code iterator.
1134 Add insn predicate to split only for TARGET_USE_XCHGB or when
1135 optimizing function for size.
1137 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1139 * config/pa/pa.c (emit_move_sequence): Remove use of
1140 deleted variable flag_argument_noalias.
1142 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1144 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1146 Add to unsupported targets list.
1147 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1148 sparc*-sun-solaris2.[567]* from target lists.
1149 * configure: Regenerate.
1150 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1152 Remove Solaris 7 patch references.
1153 (Specific, sparc-sun-solaris2.7): Removed.
1154 (sparc-sun-solaris2*): Update Solaris 7 example.
1155 (sparc64-*-solaris2*): Likewise.
1157 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1159 * config.build (alpha*-dec-osf4*): Remove.
1160 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1161 of obsolete configurations.
1162 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1164 * config/alpha/t-osf4: Renamed to ...
1165 * config/alpha/t-osf5: ... this.
1166 * config/alpha/osf.h: Renamed to ...
1167 * config/alpha/osf5.h: ... this.
1168 Merged old osf5.h contents.
1170 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1171 (EXTRA_SPECS): Removed.
1172 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1173 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1176 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1178 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1180 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1183 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1184 __thiscall convention.
1186 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1188 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1190 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1192 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1194 * function.c (assign_parms_initialize_all): Add unused attribute
1197 2010-04-12 Richard Guenther <rguenther@suse.de>
1199 * gsstruct.def (GSS_CALL): New.
1200 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1201 * gimple.h: Include tree-ssa-alias.h.
1202 (struct gimple_statement_call): New.
1203 (union gimple_statement_struct_d): Add gimple_call member.
1204 (gimple_call_reset_alias_info): Declare.
1205 (gimple_call_use_set): New function.
1206 (gimple_call_clobber_set): Likewise.
1207 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1208 * gimple.c (gimple_call_reset_alias_info): New function.
1209 (gimple_build_call_1): Call it.
1210 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1211 * tree-inline.c (remap_gimple_stmt): Likewise.
1212 (expand_call_inline): Remove callused handling.
1213 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1214 * tree-dfa.c (dump_variable): Likewise.
1215 * tree-parloops.c (parallelize_loops): Likewise.
1216 * tree-ssa.c (init_tree_ssa): Likewise.
1217 (delete_tree_ssa): Likewise.
1218 * tree-flow-inline.h (is_call_used): Remove.
1219 * tree-flow.h (struct gimple_df): Remove callused member.
1220 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1221 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1222 (ref_maybe_used_by_call_p_1): Simplify.
1223 (call_may_clobber_ref_p_1): Likewise.
1224 * tree-ssa-structalias.c (compute_points_to_sets): Set
1225 the call stmt used and clobbered sets.
1226 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1227 (find_tail_calls): Verify the tail call.
1229 2010-04-12 Richard Guenther <rguenther@suse.de>
1231 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1232 single-iteration always-inline inlining.
1233 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1234 (cgraph_decide_inlining): Do not handle always-inline specially.
1235 (try_inline): Remove always-inline cycle detection special case.
1236 Do not recurse on always-inlines.
1237 (cgraph_early_inlining): Do not iterate if not optimizing.
1238 (cgraph_gate_early_inlining): remove.
1239 (pass_early_inline): Run unconditionally.
1240 (gate_cgraph_decide_inlining): New function.
1241 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1242 not inlining or optimizing.
1243 (cgraph_decide_inlining_of_small_functions): Also consider
1244 always-inline functions.
1245 (cgraph_default_inline_p): Return true for nodes which should
1246 disregard inline limits.
1247 (estimate_function_body_sizes): Assume zero size and time for
1248 nodes which are marked as disregarding inline limits.
1249 (cgraph_decide_recursive_inlining): Do not perform recursive
1250 inlining on always-inline nodes.
1252 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1255 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1256 for exprs satisfying handled_component_p.
1258 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1260 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1261 non-constant aggregate elements.
1263 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1264 is a real initialization.
1266 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1269 * c-decl.c (start_function): Move forward check for nested function.
1271 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1273 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1274 * config/sh/sh.c: Include reload.h.
1275 (sh_legitimize_reload_address): New.
1276 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1277 sh_legitimize_reload_address.
1279 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1281 * config/sh/sh.md (*movqi_pop): New insn pattern.
1282 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1284 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.md (any_shiftrt): New code iterator.
1287 (shiftrt_insn): New code attribute.
1289 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1290 using any_shiftrt code iterator.
1291 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1292 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1293 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1294 pattern from corresponding peephole2 patterns.
1295 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1296 using any_shiftrt code iterator.
1297 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1298 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1299 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1300 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1301 *{ashr,lshr}<mode>3_cmp_zext.
1302 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1304 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1308 (*lshr<mode>3_cconly): Ditto.
1310 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1312 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1313 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1314 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1315 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1317 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1318 from corresponding peephole2 patterns.
1319 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1320 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1321 and *lshrdi3_1_rex64 using SWI mode iterator.
1322 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1323 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1324 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1325 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1326 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1327 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1328 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1329 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1330 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1333 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1336 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1337 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1338 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1340 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1341 from corresponding peephole2 patterns.
1342 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1343 (ashrsi3_cvt): Rename from ashrsi3_31.
1344 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1345 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1346 and x86_64_shift_adj_3 using SWI48 mode iterator.
1347 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1348 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1349 and *ashrdi3_1_rex64 using SWI mode iterator.
1350 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1351 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1352 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1353 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1354 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1355 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1356 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1357 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1358 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1360 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1361 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1362 x86_shift<mode>_adj_3 expanders.
1364 2010-04-10 Wei Guozhi <carrot@google.com>
1367 * config/arm/arm.c (arm_pic_static_addr): New function.
1368 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1370 (arm_output_addr_const_extra): Output expression for new pattern.
1371 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1373 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1375 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1378 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1379 * web.c: Include "insn-config.h" and "recog.h".
1380 (union_match_dups): New function.
1381 (web_main): Call it.
1382 (union_defs): Don't try to recognize match_dups.
1384 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1385 if doing so would replace the entire pattern.
1387 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1392 and splitter pattern. Change splitter operand 1 predicate to
1395 2010-04-09 Martin Jambor <mjambor@suse.cz>
1397 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1398 lattices are addresses of CONST_DECLs with the same initial value.
1399 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1400 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1402 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1403 Bernd Schmidt <bernds@codesourcery.com>
1405 * loop-invariant.c (replace_uses): New static function.
1406 (move_invariant_reg): Use it to ensure we can replace the uses.
1408 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1410 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1412 (picochip_override_options): Enable section anchors only above -O1.
1413 (picochip_reorg): Fixed a couple of build warnings.
1415 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1417 * configure.ac (plugin -rdynamic test): Log result.
1418 * configure: Regenerate.
1419 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1420 (RDYNAMIC_SPEC): Define.
1421 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1423 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1425 * configure.ac: Determine Sun ld version numbers.
1426 (comdat_group): Restrict GNU ld version checks to gld.
1427 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1428 (enable_comdat): Support --enable-comdat.
1429 * configure: Regenerate.
1430 * doc/install.texi (Configuration): Document --enable-comdat.
1432 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1434 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1435 * config/sol2-gld.h: ... here.
1436 * config.gcc (sparc*-*-solaris2*): Reflect this.
1437 (i[34567]86-*-solaris2*): Use it.
1439 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1441 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1443 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1445 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1448 * diagnostic.c (diagnostic_initialize): Initialize
1449 some_warnings_are_errors.
1450 (diagnostic_finish): New.
1451 (diagnostic_action_after_output): Call it before exiting.
1452 (diagnostic_report_diagnostic): Do not print message here. Set
1453 some_warnings_are_errors.
1454 * diagnostic.h (diagnostic_context): Delete
1455 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1456 (diagnostic_finish): Declare.
1457 * toplev.c (toplev_main): Call it before exit.
1459 2010-04-09 Jason Merrill <jason@redhat.com>
1462 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1463 for incomplete type.
1466 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1467 based on a warning flag.
1469 2010-04-09 Richard Guenther <rguenther@suse.de>
1471 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1473 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1476 * varasm.c (default_assemble_visibility): Wrap vars that are
1477 set, but unused, by targets without GAS.
1478 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1479 Remove set, but unused, vars.
1480 (rs6000_legitimize_tls_address): Likewise.
1481 (altivec_expand_dst_builtin): Likewise.
1482 * config/darwin.c (machopic_classify_symbol): Likewise.
1483 (machopic_indirection_name): Likewise.
1485 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1487 * config/i386/i386.md (DWI): New mode iterator.
1488 (S): New mode attribute.
1489 (shift_operand): Ditto.
1490 (shift_immediate_operand): Ditto.
1491 (ashl_input_operand): Ditto.
1492 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1493 using SDWIM mode iterator.
1494 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1495 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1497 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1498 from corresponding peephole2 patterns.
1499 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1500 and x86_64_shift_adj_1 using SWI48 mode iterator.
1501 (x86_shift<mode>_adj_2): Ditto.
1502 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1503 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1504 using SWI48 mode iterator.
1505 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1506 *ashldi3_cmp_rex64 using SWI mode iterator.
1507 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1508 *ashldi3_cconly_rex64 using SWI mode iterator.
1509 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1510 x86_shift<mode>_adj_{1,2}.
1511 (ix86_split_ashr): Ditto.
1512 (ix86_split_lshr): Ditto.
1514 2010-04-09 Richard Guenther <rguenther@suse.de>
1516 * target.h (builtin_conversion): Pass in input and output types.
1517 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1518 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1519 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1520 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1522 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1524 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1526 2010-04-09 Richard Guenther <rguenther@suse.de>
1529 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1531 2010-04-09 Richard Guenther <rguenther@suse.de>
1533 * tree-vectorizer.h (struct _stmt_vec_info): Document
1534 that vectype is the type of the LHS.
1535 (supportable_widening_operation, supportable_narrowing_operation):
1536 Get both input and output vector types as arguments.
1537 (vect_is_simple_use_1): Declare.
1538 (get_same_sized_vectype): Likewise.
1539 * tree-vect-loop.c (vect_determine_vectorization_factor):
1540 Set STMT_VINFO_VECTYPE to the vector type of the def.
1541 (vectorizable_reduction): Adjust.
1542 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1543 Adjust. Specify the output vector type.
1544 (vect_pattern_recog_1): Adjust.
1545 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1546 (vectorizable_call): Adjust.
1547 (vectorizable_conversion): Likewise.
1548 (vectorizable_operation): Likewise.
1549 (vectorizable_type_demotion): Likewise.
1550 (vectorizable_type_promotion): Likewise.
1551 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1553 (vect_is_simple_use_1): New function.
1554 (supportable_widening_operation): Get both input and output
1556 (supportable_narrowing_operation): Likewise.
1557 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1559 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1561 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1562 __thiscall and _thiscall as predefined macros.
1563 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1564 thiscall attribute handling.
1565 (ix86_comp_type_attributes): Likewise.
1566 (ix86_function_regparm): Likewise.
1567 (ix86_return_pops_args): Likewise.
1568 (init_cumulative_args): Likewise.
1569 (find_drap_reg): Likewise.
1570 (ix86_static_chain): Likewise.
1571 (x86_this_parameter): Likewise.
1572 (x86_output_mi_thunk): Likewise.
1573 (ix86_attribute_table): Add description for thiscall attribute.
1574 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1575 * doc/extend.texi: Add documentation for thiscall.
1577 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1580 * c.opt (Wint-to-pointer-cast): Available in C++.
1581 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1583 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1585 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1586 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1587 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1588 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1589 function type instead. Reorder and simplify checks.
1591 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1593 2010-04-08 Jing Yu <jingyu@google.com>
1594 Zdenek Dvorak <ook@ucw.cz>
1596 PR tree-optimization/42720
1597 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1598 loop unswitch conditions here from ...
1599 (tree_unswitch_single_loop): ... here.
1601 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1603 * tree-if-conv.c: Fix comments and simplify logic.
1605 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1607 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1608 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1609 (main_tree_if_conversion): Update call to tree_if_conversion.
1611 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1614 * doc/invoke.texi (-b,-V): Delete.
1615 * doc/tm.texi: Do not mention -b.
1616 * gcc.c (display_help): Delete -b and -V.
1617 (process_command): Delete -b and -V.
1618 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1620 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1621 Wolfgang Gellerich <gellerich@de.ibm.com>
1623 Implement target hook for loop unrolling
1624 * target.h (loop_unroll_adjust): Add a new target hook function.
1625 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1626 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1627 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1628 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1629 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1631 (decide_unroll_stupid): Likewise.
1633 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1636 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1638 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1640 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1641 (Specific, *-*-solaris2*): Likewise.
1642 Don't prefer Sun as over GNU as.
1644 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1646 * config/s390/s390.c (override_options): Adjust the z10
1647 defaults for max-unroll-times, max-completely-peeled-insns
1648 and max-completely-peel-times.
1650 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1652 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1653 instructions for z10.
1654 (s390_expand_setmem): Likewise.
1655 (s390_expand_cmpmem): Likewise.
1657 2010-04-08 Richard Guenther <rguenther@suse.de>
1659 PR tree-optimization/43679
1660 * tree-ssa-pre.c (eliminate): Only propagate copies.
1662 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1665 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1666 set but not used variable warning.
1668 2010-04-08 Wei Guozhi <carrot@google.com>
1671 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1672 (arm_size_rtx_costs): Call the new function when optimized for size.
1674 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1677 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1678 op0 is not a MEM, just return NULL instead of assertion
1680 (discover_nonconstant_array_refs): Don't walk debug stmts.
1682 2010-04-08 Doug Kwan <dougkwan@google.com>
1684 * configure.ac: Recognize gold and do not use its version number
1685 to test ld features.
1686 * configure: Regenerate.
1688 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1691 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1692 (negate_value): Move code to push elements to broken_up_substracts ...
1693 (eliminate_plus_minus_pair): ... here. Push operands that have no
1694 negative pair to plus_negates.
1695 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1697 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1699 * doc/install.texi (Configuration): Move description of
1700 --enable-lto, --with-libelf*, --enable-gold from Java section to
1703 * doc/generic.texi (Working with declarations)
1704 (Function Properties, C and C++ Trees): Fix typos.
1705 * doc/sourcebuild.texi (Top Level): Likewise.
1707 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1710 * tree.h (DECL_READ_P): Define.
1711 (struct tree_decl_common): Add decl_read_flag.
1712 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1713 a set but not used warning.
1714 (merge_decls): Merge DECL_READ_P flag.
1715 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1716 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1717 * c-common.c (handle_used_attribute, handle_unused_attribute):
1719 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1721 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1723 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1724 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1725 c_parser_binary_expression, c_parser_cast_expression,
1726 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1727 Call default_function_array_read_conversion instead of
1728 default_function_array_conversion where needed.
1729 (c_parser_unary_expression, c_parser_conditional_expression,
1730 c_parser_postfix_expression_after_primary, c_parser_initelt):
1731 Likewise. Call mark_exp_read where needed.
1732 (c_parser_statement_after_labels, c_parser_asm_operands,
1733 c_parser_typeof_specifier, c_parser_sizeof_expression,
1734 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1736 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1738 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1739 (warn_unused_but_set_parameter): Default to warn_unused
1741 * doc/invoke.texi: Document -Wunused-but-set-variable and
1742 -Wunused-but-set-parameter.
1744 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1745 used count variable.
1746 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1747 when operandN variables aren't used in the body of the expander
1749 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1750 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1751 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1752 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1753 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1754 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1755 * tree.c (PROCESS_ARG): Likewise.
1757 2010-04-07 Simon Baldwin <simonb@google.com>
1759 * diagnostic.h (diagnostic_override_option_index): New macro to
1760 set a diagnostic's option_index.
1761 * c-tree.h (c_cpp_error): Add warning reason argument.
1762 * opts.c (_warning_as_error_callback): New.
1763 (register_warning_as_error_callback): Store callback for
1764 warnings enabled via enable_warning_as_error.
1765 (enable_warning_as_error): Call callback, minor code tidy.
1766 * opts.h (register_warning_as_error_callback): Declare.
1767 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1768 response to -Werror=.
1769 (c_common_init_options): Register warning_as_error_callback in opts.c.
1770 * common.opt: Add -Wno-cpp option.
1771 * c-common.c (struct reason_option_codes_t): Map cpp warning
1772 reason codes to gcc option indexes.
1773 * (c_option_controlling_cpp_error): New function, lookup the gcc
1774 option index for a cpp warning reason code.
1775 * (c_cpp_error): Add warning reason argument, call
1776 c_option_controlling_cpp_error for diagnostic_override_option_index.
1777 * doc/invoke.texi: Document -Wno-cpp.
1779 2010-04-07 Richard Guenther <rguenther@suse.de>
1781 * ipa-reference.c (mark_load): Use get_base_address.
1782 (mark_store): Likewise.
1784 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1785 inserting GIMPLE_NOPs into the IL.
1786 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1787 Explicitly strip handled components and indirect references.
1789 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1790 folding address expressions.
1791 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1792 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1793 operand_equal_p to compare decls.
1794 (ptr_deref_may_alias_decl_p): Likewise.
1795 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1796 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1797 Handle reversed comparison ops.
1798 * tree-sra.c (asm_visit_addr): Use get_base_address.
1799 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1800 * ipa-reference.c (mark_address): Use get_base_address.
1802 2010-04-07 Richard Guenther <rguenther@suse.de>
1804 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1805 Propagate constants everywhere.
1807 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1810 * tree.c (MAX_INT_CACHED_PREC): Define.
1811 (nonstandard_integer_type_cache): New array.
1812 (build_nonstandard_integer_type): Cache results for precision
1813 <= MAX_INT_CACHED_PREC.
1815 2010-04-07 Richard Guenther <rguenther@suse.de>
1817 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1818 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1819 * common.opt: Likewise.
1820 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1821 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1822 (nonoverlapping_memrefs_p): Likewise.
1823 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1824 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1825 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1826 OPT_fargument_noalias_global for backward compatibility.
1828 2010-04-07 Richard Guenther <rguenther@suse.de>
1830 PR tree-optimization/43270
1831 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1832 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1833 * tree-ssa-pre.c (phi_translate_1): Adjust.
1834 (fully_constant_expression): Split out vn_reference handling to ...
1835 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1836 Fold reads from constant strings.
1837 (vn_reference_lookup): Handle fully constant references.
1838 (vn_reference_lookup_pieces): Likewise.
1839 * Makefile.in (expmed.o-warn): Add -Wno-error.
1841 2010-04-07 Martin Jambor <mjambor@suse.cz>
1843 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1845 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1848 * gcc.c: Add -static-libstdc++ to list of recognized options.
1850 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1852 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1854 2010-04-07 Richard Guenther <rguenther@suse.de>
1857 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1858 bases build simple mem attributes to retain points-to information.
1860 2010-04-07 Richard Guenther <rguenther@suse.de>
1863 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1864 preserve points-to related information.
1866 2010-04-07 Richard Guenther <rguenther@suse.de>
1869 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1870 discard plain indirect references.
1871 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1872 * tree.c (tree_nop_conversion): Likewise.
1874 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1877 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1879 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1881 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1882 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1884 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1886 * tree-if-conv.c: Fix indentation and comments.
1888 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1890 * tree-if-conv.c: Sort static functions in topological order.
1892 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1894 * tree-if-conv.c: Fix indentation and comments.
1896 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1899 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1900 lang_hooks.types.type_for_size instead of
1901 build_nonstandard_integer_type.
1902 When converting an unsigned type to signed, double its precision.
1903 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1904 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1905 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1908 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1911 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1912 POINTER_PLUS_EXPR for pointer types.
1914 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1917 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1918 * graphite-clast-to-gimple.c: Include langhooks.h.
1919 (max_signed_precision_type): New.
1920 (max_precision_type): Takes two types as arguments.
1921 (precision_for_value): New.
1922 (precision_for_interval): New.
1923 (gcc_type_for_interval): New.
1924 (gcc_type_for_value): New.
1925 (gcc_type_for_clast_term): New.
1926 (gcc_type_for_clast_red): New.
1927 (gcc_type_for_clast_bin): New.
1928 (gcc_type_for_clast_expr): Split up into several functions.
1929 (gcc_type_for_clast_eq): Rewritten.
1930 (compute_bounds_for_level): New.
1931 (compute_type_for_level_1): New.
1932 (compute_type_for_level): New.
1933 (gcc_type_for_cloog_iv): Removed.
1934 (gcc_type_for_iv_of_clast_loop): Rewritten.
1935 (graphite_create_new_loop): Compute the lower and upper bound types
1936 with gcc_type_for_clast_expr.
1937 (graphite_create_new_loop_guard): Same.
1938 (find_cloog_iv_in_expr): Removed.
1939 (compute_cloog_iv_types_1): Removed.
1940 (compute_cloog_iv_types): Removed.
1941 (gloog): Do not call compute_cloog_iv_types.
1942 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1944 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1945 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1946 (GBB_CLOOG_IV_TYPES): Removed.
1948 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1950 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1951 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1952 (detect_commutative_reduction): Same.
1954 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1956 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1957 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1959 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1960 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1961 (rewrite_commutative_reductions_out_of_ssa): Same.
1962 * passes.c (execute_function_todo): Call verify_ssa for every pass
1963 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1964 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1965 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1966 with an extra argument.
1967 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1968 verify_ssa only when the extra argument is true.
1969 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1970 with an extra argument.
1971 (tree_transform_and_unroll_loop): Same.
1973 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1975 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1976 for all the passes of the LNO having LOOP_CLOSED_SSA.
1977 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1978 * tree-loop-distribution.c (pass_loop_distribution): Same.
1979 * tree-pass.h (TODO_verify_loops): Removed.
1980 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1982 (pass_tree_unswitch): Same.
1983 (pass_predcom): Same.
1984 (pass_vectorize): Same.
1985 (pass_linear_transform): Same.
1986 (pass_graphite_transforms): Same.
1987 (pass_iv_canon): Same.
1988 (pass_complete_unroll): Same.
1989 (pass_complete_unrolli): Same.
1990 (pass_parallelize_loops): Same.
1991 (pass_loop_prefetch): Same.
1992 (pass_iv_optimize): Same.
1994 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1997 * passes.c (init_optimization_passes): Move pass_lim before
1998 pass_copy_prop and pass_dce_loop.
2000 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2003 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2004 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2005 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2006 MULTI_* defines for 4 argument vpermil2p* builtins.
2008 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2011 * config/i386/i386.c (x86_maybe_negate_const_int): New.
2012 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2013 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2014 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2015 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2016 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2017 Use x86_maybe_negate_const_int to output insn mnemonic.
2018 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
2019 check from instruction predicate. Update comments.
2020 * config/i386/sync.md (sync_add<mode>): Use
2021 x86_maybe_negate_const_int to output insn mnemonic.
2023 2010-04-06 Jan Hubicka <jh@suse.cz>
2025 PR tree-optimization/42906
2026 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2027 IGNORE_SELF argument. Set visited_control_parents for fully
2029 (find_obviously_necessary_stmts): Update call of
2030 mark_control_dependent_edges_necessary.
2031 (propagate_necessity): Likewise. Handle PHI edges more curefully.
2033 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
2035 * config/i386/i386.md: Remove comment about 'e' and 'E'
2038 2010-04-06 Richard Guenther <rguenther@suse.de>
2040 PR tree-optimization/43627
2041 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2042 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2045 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2047 * BASE-VER: Change to 4.6.0.
2050 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2053 2010-04-06 Richard Guenther <rguenther@suse.de>
2056 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2058 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2060 * doc/invoke.texi (Optimize Options): Document that LTO
2061 won't remove object access purely due to incompatible
2064 2010-04-04 Matthias Klose <doko@ubuntu.com>
2066 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2067 Initialize variable.
2069 2010-04-03 Richard Guenther <rguenther@suse.de>
2072 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2073 require a non-NULL MEM_OFFSET.
2075 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2077 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2078 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2079 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2080 config/alpha/predicates.md, config/arm/arm.md,
2081 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2082 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2083 config/darwin9.h, config/darwin.c, config/darwin.h,
2084 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2085 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2086 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2087 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2088 config/mips/mips.md, config/mn10300/mn10300.c,
2089 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2090 config/rs6000/aix.h, config/rs6000/dfp.md,
2091 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2092 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2093 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2094 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2095 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2096 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2097 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2098 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2099 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2100 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2101 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2102 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2103 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2104 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2105 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2106 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2107 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2108 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2109 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2110 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2111 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2112 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2113 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2114 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2115 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2116 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2117 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2118 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2119 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2120 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2121 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2122 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2123 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2124 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2125 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2126 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2128 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2131 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2132 * aclocal.m4: Regenerate.
2134 2010-04-02 Richard Guenther <rguenther@suse.de>
2136 PR tree-optimization/43629
2137 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2138 if we have seen a constant value.
2140 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2142 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2144 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2147 * arm.c (legitimize_tls_address): Adjust call to
2148 gen_tls_load_dot_plus_four.
2149 (arm_note_pic_base): New function.
2150 (arm_cannot_copy_insn_p): Use it.
2151 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2154 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2159 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2161 * Makefile.in ($(out_object_file)): Depend on
2162 gt-$(basename $(notdir $(out_file))).h.
2164 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2166 * config.gcc (lm32-*-rtems*): Add t-lm32.
2168 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2170 * config.gcc: Add lm32-*-rtems*.
2171 * config/lm32/rtems.h: New file.
2173 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2176 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2178 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2180 * dwarf2out.c (output_compilation_unit_header): For
2181 -gdwarf-4 use version 4 instead of version 3.
2182 (output_line_info): For version 4 and above emit additional
2183 maximum ops per insn header field.
2184 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2186 * dwarf2out.c (is_c_family, is_java): Remove.
2187 (lower_bound_default): New function.
2188 (add_bound_info, gen_descr_array_type_die): Use it.
2190 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2193 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2194 re-declaration when it happens in a function.
2196 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2198 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2199 (cgraph_remove_function_insertion_hook): Same.
2200 (cgraph_call_function_insertion_hooks): Same.
2202 2010-04-01 Richard Guenther <rguenther@suse.de>
2205 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2206 and TREE_THIS_VOLATILE.
2207 (copy_ref_info): Likewise.
2208 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2209 * tree.c (build6_stat): Ignore side-effects of all but arg5
2210 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2213 2010-04-01 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/43607
2216 * ipa-type-escape.c (check_call): Do not access non-existing
2219 2010-04-01 Richard Guenther <rguenther@suse.de>
2223 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2224 Jack Howarth <howarth@bromo.med.uc.edu>
2226 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2229 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2231 * doc/install.texi (Prerequisites): Document libelf usability on
2232 IRIX 5/6 and Solaris 2.
2233 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2234 Update GNU as, GNU ld requirements.
2235 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2236 Document Sun Studio compiler download.
2237 Update and simplify as, ld recommendations.
2238 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2240 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2242 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2243 with_tune_32 to pentium4.
2245 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2247 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2249 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2251 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2252 obsoletion, removal.
2254 Document GNU as requirement.
2255 Update configure requirements.
2256 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2257 Recomment IRIX 6.5.18+.
2258 Document IDF/IDL requirement.
2259 Document GNU as requirement.
2260 Document GNU ld bootstrap failure.
2261 Remove freeware.sgi.com reference.
2263 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2265 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2266 UNIX V4.0, V5.0 obsoletion, removal.
2267 Remove --with-gc=simple reference.
2268 Update VM requirements during bootstrap.
2269 Remove -oldas bootstrap description.
2270 Update binutils reference.
2271 Remove comparison failure note.
2273 2010-03-31 Richard Guenther <rguenther@suse.de>
2274 Zdenek Dvorak <ook@ucw.cz>
2275 Sebastian Pop <sebastian.pop@amd.com>
2278 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2279 with multiple arguments.
2280 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2282 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2284 * graphite-dependences.c (print_pddr): Call print_pdr with an
2286 * graphite-poly.c (debug_pdr): Add an extra argument for the
2289 (print_pbb_domain): Same.
2291 (print_scop_context): Same.
2293 (print_cloog): Same.
2294 (debug_pbb_domain): Same.
2298 (debug_scop_context): Same.
2300 (debug_cloog): Same.
2301 (print_scop_params): Same.
2302 (debug_scop_params): Same.
2303 (print_iteration_domain): Same.
2304 (print_iteration_domains): Same.
2305 (debug_iteration_domain): Same.
2306 (debug_iteration_domains): Same.
2307 (print_scattering_function): Same.
2308 (print_scattering_functions): Same.
2309 (debug_scattering_function): Same.
2310 (debug_scattering_functions): Same.
2311 * graphite-poly.h (debug_pdr): Update declaration.
2313 (print_pbb_domain): Same.
2315 (print_scop_context): Same.
2317 (print_cloog): Same.
2318 (debug_pbb_domain): Same.
2322 (debug_scop_context): Same.
2324 (debug_cloog): Same.
2325 (print_scop_params): Same.
2326 (debug_scop_params): Same.
2327 (print_iteration_domain): Same.
2328 (print_iteration_domains): Same.
2329 (debug_iteration_domain): Same.
2330 (debug_iteration_domains): Same.
2331 (print_scattering_function): Same.
2332 (print_scattering_functions): Same.
2333 (debug_scattering_function): Same.
2334 (debug_scattering_functions): Same.
2336 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2338 * graphite-poly.c (print_scattering_function_1): New.
2339 (print_scattering_function): Call it.
2340 (print_scop_params): Remove spaces at the end of lines.
2343 * graphite-poly.h (print_cloog): Declared.
2344 (debug_cloog): Declared.
2346 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2348 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2350 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2351 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2352 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2353 to switch between adding the IV bump in loop->latch or in loop->header.
2355 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2357 * graphite-poly.c (print_scattering_function): Pretty print following
2360 (print_pbb_domain): Same.
2361 (dump_gbb_cases): Same.
2362 (dump_gbb_conditions): Same.
2365 (print_scop_params): Same.
2366 (print_scop_context): Same.
2368 (print_pbb_body): New.
2369 (lst_indent_to): New.
2370 (print_lst): Start new lines with a #.
2371 * graphite-poly.h (pbb_bb): New.
2372 (pbb_index): Use pbb_bb.
2373 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2375 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2377 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2379 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2380 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2381 and 0 instead of 1 for dw_val_class_flag.
2382 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2383 dw_val_class_range_list, dw_val_class_loc_list,
2384 dw_val_class_lineptr and dw_val_class_macptr, use
2385 DW_FORM_flag_present for dw_val_class_flag and
2386 DW_FORM_exprloc for dw_val_class_loc.
2387 (output_die): For -gdwarf-4 print dw_val_class_loc
2388 size as uleb128 instead of 1 or 2 bytes and don't print
2389 anything for dw_val_class_flag.
2391 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2392 instead of cselib_lookup following by tweaking locs->setting_insn.
2395 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2396 even before returning from label, setjmp call or volatile asm
2399 2010-03-31 Richard Guenther <rguenther@suse.de>
2402 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2403 temporary data on stack.
2405 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2407 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2408 (PUSHSECTION_ASM_OP): Remove.
2409 (POPSECTION_ASM_OP): Remove.
2410 (PUSHSECTION_FORMAT): Remove.
2411 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2412 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2413 * config/sol2.c (solaris_output_init_fini): Use it.
2415 2010-03-31 Jie Zhang <jie@codesourcery.com>
2418 * opt-functions.awk (var_type_struct): Use signed char type
2419 for simple variables.
2421 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2423 * config/sol2.c: Include output.h.
2424 (solaris_assemble_visibility): New function.
2425 * config/t-sol2 (sol2.o): Add output.h dependency.
2426 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2427 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2430 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2433 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2434 V2SImode or XFmode on PRE_DEC.
2437 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2440 2010-03-31 Jie Zhang <jie@codesourcery.com>
2443 * reload.h (caller_save_initialized_p): Declare.
2444 * toplev.c (backend_init_target): Don't call
2445 init_caller_save but set caller_save_initialized_p to false.
2446 * caller-save.c (caller_save_initialized_p): Define.
2447 (init_caller_save): Check caller_save_initialized_p.
2448 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2450 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2453 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2454 and soft-fp/t-softfp to tmake_file.
2455 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2456 (LIBGCC2_TF_CEXT): Define.
2459 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2462 * cselib.c (n_useless_values): Document handling of debug locs.
2463 (n_useless_debug_values, n_debug_values): New variables.
2464 (new_elt_loc_list): Don't add to debug values, keep count.
2465 (promote_debug_loc): New.
2466 (cselib_reset_table): Zero new variables.
2467 (entry_and_rtx_equal_p): Promote debug locs.
2468 (discard_useless_locs): Increment n_useless_debug_values for
2470 (remove_useless_values): Adjust n_useless_values and n_debug_values
2471 with n_useless_debug_values.
2472 (add_mem_for_addr): Promote debug locs.
2473 (cselib_lookup_mem): Likewise.
2474 (cselib_lookup_addr): Renamed to...
2475 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2476 (cselib_log_lookup): ... this. Turn into...
2477 (cselib_lookup_addr): ... new wrapper.
2478 (cselib_lookup_from_insn): New.
2479 (cselib_invalidate_regno): Increment n_useless_debug_values for
2481 (cselib_invalidate_mem): Likewise.
2482 (cselib_process_insn): Take n_deleted and n_debug_values into
2483 account to guard remove_useless_value call.
2484 (cselib_finish): Zero n_useless_debug_values.
2485 * cselib.h (cselib_lookup_from_insn): Declare.
2486 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2487 (sched_analyze_2): Likewise.
2489 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2491 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2493 (adjust_mems): Replace narrowing SUBREG of expression containing
2494 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2495 with operations in the narrower mode.
2498 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2499 regs_invalidated_by_call instead all call_used_reg_set registers.
2501 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2504 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2505 pointer comparisons with types_compatible_p.
2506 * tree-vect-stmts.c (vectorizable_call): Same.
2507 (vectorizable_condition): Same.
2509 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2511 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2512 stack check if the mask would be zero.
2514 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2515 Jack Howarth <howarth@bromo.med.uc.edu>
2517 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2520 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2523 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2525 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2526 Include ___unordxf2 and ___unordtf2.
2527 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2530 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2532 * config/lm32/t-lm32: New file.
2533 * config.gcc: Use the above file when targetting lm32.
2535 2010-03-28 Duncan Sands <baldrick@free.fr>
2537 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2539 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2542 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2543 Improve vectorization cost model diagnostic.
2545 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2548 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2549 compute_data_dependences_for_loop returns false, early exit
2550 and output an extra diagnostic for the failed data reference
2553 2010-03-29 Richard Guenther <rguenther@suse.de>
2555 PR tree-optimization/43560
2556 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2557 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2559 2010-03-29 Jie Zhang <jie@codesourcery.com>
2562 * toplev.c (process_options): Set optimization_default_node
2563 and optimization_current_node.
2564 * opts.c (decode_options): Don't set optimization_default_node
2565 and optimization_current_node.
2567 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2569 * config/rtems.h: Abandon -qrtems_debug.
2571 2010-03-28 Jan Hubicka <jh@suse.cz>
2573 PR tree-optimization/43505
2574 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2575 map should not be copied.
2577 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2580 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2581 cdtors, set DECL_PRESERVE_P.
2582 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2585 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2587 PR tree-optimization/43528
2588 * stor-layout.c (place_field): Check that constant fits into
2589 unsigned HWI when skipping calculation of MS bitfield layout.
2591 2010-03-27 Jan Hubicka <jh@suse.cz>
2594 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2595 notice_global_symbol work.
2597 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2599 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2600 instead of dwarf2out_decl.
2601 (struct var_loc_node): Remove section_label field.
2602 (dwarf2out_function_decl): New function.
2603 (dwarf2out_var_location): Don't set section_label field.
2604 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2606 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2608 PR tree-optimization/43544
2609 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2610 First argument for builtin vectorized function hook is now a
2611 tree to be able to distinguish between machine specific and
2613 * targhooks.c (default_builtin_vectorized_function): Ditto.
2614 * targhooks.h (default_builtin_vectorized_function): Ditto.
2615 * target.h (struct gcc_target): Ditto.
2616 * tree-vect-stmts.c (vectorizable_function): Ditto.
2617 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2618 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2621 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2624 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2625 nested binding iff it is a FUNCTION_DECL.
2626 (store_parm_decls_newstyle): Pass nested=true to bind for
2627 FUNCTION_DECLs amongst parameters.
2629 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2631 * var-tracking.c (vt_expand_loc_callback): Don't run
2632 cselib_expand_value_rtx_cb in dummy mode if
2633 cselib_dummy_expand_value_rtx_cb returned false.
2635 * var-tracking.c (emit_note_insn_var_location): For one part
2636 notes with offset 0, don't add EXPR_LIST around the location.
2637 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2638 add_location_or_const_value_attribute): Adjust for that change.
2641 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2642 into first operand and location into second.
2643 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2644 dw_cfi_oprnd_loc for DW_CFA_expression.
2645 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2646 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2647 assume first argument is regnum and second argument is location.
2649 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2652 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2653 of scratch register to DImode. Split to DImode comparison operator.
2654 Use SImode subreg of scratch register in the multiplication.
2655 (*cmp_sadd_sidi): Ditto.
2656 (*cmp_ssub_si): Ditto.
2657 (*cmp_ssub_sidi): Ditto.
2659 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2662 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2663 Remove invalid assert and wrong comment.
2665 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2668 * flags.h (final_insns_dump_p): New extern.
2669 * final.c (final_insns_dump_p): New variable.
2670 (rest_of_clean_state): Set it before -fdump-final-insns=
2671 dumping, clear afterwards.
2672 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2673 MEM_ALIAS_SET on MEMs.
2675 2010-03-26 David S. Miller <davem@davemloft.net>
2677 * configure.ac: Fix sparc GOTDATA_OP bug check.
2678 * configure: Rebuild.
2680 2010-03-26 Alan Modra <amodra@gmail.com>
2682 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2684 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2686 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2687 TLS_SECTION_ASM_FLAG.
2689 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2692 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2693 Clear first_function_block_is_cold.
2696 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2697 argument if the argument is truth_value_p.
2699 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2701 * config/rs6000/constraints.md: Update copyright year for my changes.
2704 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2705 used in reg+reg addressing, swap registers.
2707 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2710 * target.h (struct gcc_target): Add code_end hook.
2711 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2713 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2714 * toplev.c (compile_file): Call targetm.asm_out.code_end
2715 hook before unwind info/debug info output.
2716 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2717 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2718 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2719 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2720 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2721 * config/i386/i386.c (ix86_file_end): Renamed to...
2722 (ix86_code_end): ... this. Make static. Don't call
2723 file_end_indicate_exec_stack. Emit unwind info using
2724 final_start_function/final_end_function.
2725 (darwin_x86_file_end): Remove.
2726 (TARGET_ASM_CODE_END): Define.
2727 * config/i386/i386.h (TARGET_ASM_FILE_END,
2728 NEED_INDICATE_EXEC_STACK): Don't define.
2729 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2730 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2731 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2732 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2735 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2736 at the beginning and final_end_function at the end.
2737 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2739 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2741 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2742 and Sun as TLS syntax.
2743 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2744 * configure: Regenerate.
2745 * config.in: Regenerate.
2746 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2747 (default_elf_asm_named_section): Use it.
2748 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2749 (i386_output_dwarf_dtprel): Likewise.
2750 (output_addr_const_extra): Likewise.
2751 (output_pic_addr_const): Lowercase @GOTTPOFF.
2752 (output_addr_const_extra): Likewise.
2753 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2754 (output_addr_const_extra): Likewise.
2755 (output_pic_addr_const): Lowercase @INDNTPOFF.
2756 (output_addr_const_extra): Likewise.
2757 (output_pic_addr_const): Lowercase @NTPOFF.
2758 (output_addr_const_extra): Likewise.
2759 (output_pic_addr_const): Lowercase @TPOFF.
2760 (output_addr_const_extra): Likewise.
2761 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2762 (*tls_global_dynamic_64): Likewise.
2763 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2764 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2766 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2767 (ASM_OUTPUT_TLS_COMMON): Use it.
2768 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2771 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2772 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2773 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2774 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2775 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2776 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2778 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2780 * config/i386/i386.c (override_options): Don't accept
2781 -mtls-dialect=sun any longer.
2782 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2783 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2784 (*tls_local_dynamic_base_32_sun): Likewise.
2785 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2787 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2790 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2791 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2794 * ira.c (adjust_cleared_regs): New function.
2795 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2799 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2801 * expr.c (expand_expr_real): Restore previous
2802 curr_insn_source_location and curr_insn_block after
2803 expand_expr_real_1 call.
2804 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2805 instead of expand_expr_real_1.
2807 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2809 PR rtl-optimization/43413
2810 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2813 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2816 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2817 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2819 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2821 * config/i386/i386.c (ix86_target_string): Add -mfma.
2822 Fix a typo in comment.
2824 2010-03-22 Mike Stump <mikestump@comcast.net>
2827 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2828 Don't overly align based upon packed packed fields.
2830 2010-03-22 Jason Merrill <jason@redhat.com>
2832 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2833 Use () rather than [], and move before the element type.
2835 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2837 * doc/configfiles.texi (Configuration Files): Removed
2838 fixinc/Makefile*, intl/Makefile.*.
2839 * doc/makefile.texi: Fixed markup. Abstract from version
2840 control system used.
2841 (Makefile): Removed obsolete gcc/java/parse.y example.
2842 * doc/sourcebuild.texi: Likewise.
2843 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2844 libgomp, libssp. Removed fastjar.
2845 (Miscellaneous Docs): Clarify location.
2846 Added COPYING3, COPYING3.LIB.
2847 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2849 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2852 * config/i386/i386.c (x86_function_profiler)
2853 [!NO_PROFILE_COUNTERS]: Fix typo.
2854 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2857 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2858 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2860 * doc/sourcebuild.texi (Test Directives): Split into six
2861 subsections, with most of the current text in new subsections
2862 Directives, Selectors, and Final Actions.
2863 (Directives): Split list of test directives into multiple
2865 (Selectors): Describe use and syntax of selectors.
2866 (Effective-Target Keywords): Describe all existing keywords.
2867 (Add Options): Describe features for dg-add-options.
2868 (Require Support): Describe variants of dg-require-support.
2869 (Final Actions): Describe commands to use in dg-final.
2871 2010-03-22 Michael Matz <matz@suse.de>
2874 * recog.c (validate_replace_rtx_group): Replace also in
2875 REG_EQUAL and REG_EQUIV notes.
2877 2010-03-22 Richard Guenther <rguenther@suse.de>
2879 PR tree-optimization/43390
2880 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2881 sure vector extracts are type correct.
2883 2010-03-22 Richard Guenther <rguenther@suse.de>
2886 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2887 x * sqrt (x) even when optimizing for size if the target
2888 has native support for sqrt.
2890 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2892 * varasm.c (make_decl_rtl_for_debug): Also clear
2893 flag_mudflap for the duration of make_decl_rtl call.
2896 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2897 locs from preserved VALUEs.
2899 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2902 * pa.md (movmemsi): Set align to one if zero.
2903 (movmemdi): Likewise.
2905 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2908 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2909 with their corresponding prologue pushes.
2911 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2914 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2915 at the begining or end.
2916 (spu_expand_epilogue): Likewise.
2918 2010-03-20 Richard Guenther <rguenther@suse.de>
2920 PR rtl-optimization/43438
2921 * combine.c (make_extraction): Properly zero-/sign-extend an
2922 extraction of the low part of a CONST_INT. Also handle
2925 2010-03-19 Mike Stump <mikestump@comcast.net>
2927 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2928 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2929 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2931 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2934 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2937 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2939 PR rtl-optimization/42258
2940 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2941 use that may match DEF.
2944 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2945 the cost of loading the constant rather than assuming
2947 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2948 outer code is AND, do the same tests as the andsi3 expander and
2949 return COSTS_N_INSNS (1) if and is cheap.
2951 * optabs.c (avoid_expensive_constant): Fix formatting.
2953 2010-03-19 Michael Matz <matz@suse.de>
2956 * attribs.c (decl_attributes): When rebuilding a function pointer
2957 type use the same qualifiers as the original pointer type.
2959 2010-03-19 Martin Jambor <mjambor@suse.cz>
2961 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2962 and is_gimple_ip_invariant_address.
2964 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2967 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2969 * config/arm/arm.c (arm_override_options): Turn off
2970 flag_dwarf2_cfi_asm for AAPCS variants.
2972 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2975 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2976 Use PRE_MODIFY instead of PRE_DEC.
2977 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2978 (vfp_emit_fstmd): Likewise.
2980 2010-03-19 Michael Matz <matz@suse.de>
2983 * builtins.c (expand_builtin_interclass_mathfn,
2984 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2987 2010-03-19 Richard Guenther <rguenther@suse.de>
2989 PR tree-optimization/43415
2990 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2991 (phi_translate_1): ... this.
2992 (phi_translate): Move all caching here. Cache all NARY
2993 and REFERENCE translations.
2995 2010-03-19 David S. Miller <davem@davemloft.net>
2997 With help from Eric Botcazou.
2998 * config/sparc/sparc.c: Include dwarf2out.h.
2999 (emit_pic_helper): Delete.
3000 (pic_helper_symbol_name): Delete.
3001 (pic_helper_emitted_p): Delete.
3002 (pic_helper_needed): New.
3003 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3004 (get_pc_thunk_name): New.
3005 (load_pic_register): Remove 'delay_pic_helper' arg. Use
3006 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3007 Set pic_helper_needed to true. Don't call emit_pic_helper.
3008 (sparc_expand_prologue): Update load_pic_register call.
3009 (sparc_output_mi_thunk): Likewise.
3010 (sparc_file_end): Emit a hidden comdat symbol for the PIC
3011 thunk if possible. Output CFI information as needed.
3013 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3014 Jack Howarth <howarth@bromo.med.uc.edu>
3017 * config/i386/i386.h: Fix ABI on darwin x86-32.
3019 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
3021 * tree.h: Declare make_decl_rtl_for_debug.
3022 * varasm.c (make_decl_rtl_for_debug): New.
3023 * dwarf2out.c (rtl_for_decl_location): Call it.
3024 * cfgexpand.c (expand_debug_expr): Call it.
3026 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3029 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3033 * var-tracking.c (vt_init_cfa_base): Do nothing if
3034 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3036 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3039 * var-tracking.c (canonicalize_vars_star): New.
3040 (dataflow_post_merge_adjust): Use it.
3042 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3045 * var-tracking.c (non_suitable_const): New function.
3046 (add_uses): For DEBUG_INSNs with constants, don't record any
3047 value, instead just the constant value itself.
3048 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3049 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3050 (emit_notes_in_bb): Likewise.
3051 (emit_note_insn_var_location): For onepart variables if
3052 cur_loc is a VOIDmode constant, use DECL_MODE.
3054 2010-03-18 Martin Jambor <mjambor@suse.cz>
3057 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3058 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3059 all non-clones. Moved call redirection...
3060 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3061 (cgraph_materialize_all_clones): Dispose of all
3062 combined_args_to_skip bitmaps.
3063 (verify_cgraph_node): Do not check for edges pointing to wrong
3064 nodes in inline clones.
3065 * tree-inline.c (copy_bb): Call
3066 cgraph_redirect_edge_call_stmt_to_callee.
3067 * ipa.c (cgraph_remove_unreachable_nodes): Call
3068 cgraph_node_remove_callees even when there are used clones.
3070 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3074 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3077 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3080 2010-03-18 Michael Matz <matz@suse.de>
3083 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3084 into sqrt(x) if we need to preserve signed zeros.
3086 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3087 Eric Botcazou <ebotcazou@adacore.com>
3089 PR rtl-optimization/43360
3090 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3091 note if we don't know its invariant status.
3093 2010-03-18 Michael Matz <matz@suse.de>
3095 PR tree-optimization/43402
3096 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3097 PHI chains of ssa names registered for update.
3099 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3102 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3103 non-offsettable and pre_modify update addressing.
3104 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3105 and "2" alternatives "#".
3106 (*movdd_softfloat32): Make all alternatives "#";
3107 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3108 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3109 (*movdf_softfloat32): Make all alternatives "#";
3110 (movdi): Use the new DIFD mode iterator to create a common splitter
3111 for movdi, movdf and movdd patterns.
3113 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3115 * common.opt (dumpdir): Remove redundant tab.
3117 2010-03-17 Martin Jambor <mjambor@suse.cz>
3119 PR tree-optimization/43347
3120 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3121 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3123 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3125 PR rtl-optimization/42216
3126 * regrename.c (create_new_chain): New function, broken out from...
3127 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3128 appending a use to an empty chain.
3129 (build_def_use): Remove previous changes that convert OP_INOUT to
3130 OP_OUT operands; instead detect the case where an OP_INOUT operand
3131 uses a previously untracked register and create an empty chain for it.
3133 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3135 * doc/extend.texi (Function Attributes): Rewrite unfinished
3136 sentence in ms_abi documentation.
3138 2010-03-17 Alan Modra <amodra@gmail.com>
3140 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3141 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3142 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3143 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3145 2010-03-16 Richard Henderson <rth@redhat.com>
3148 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3149 (lower_try_finally): Save and restore eh_seq around the expansion
3152 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3154 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3155 statements before splitting block.
3157 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3159 * doc/sourcebuild.texi (Testsuites): Fix markup.
3160 Use pathnames relative to gcc/testsuite.
3161 (Test Directives): Move description of how timeout is determined.
3162 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3163 (C Tests): Correct gcc.misc-tests directory.
3164 Framework tests now live in gcc.test-framework.
3166 2010-03-16 Richard Guenther <rguenther@suse.de>
3169 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3170 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3172 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3173 Alexandre Oliva <aoliva@redhat.com>
3175 PR tree-optimization/42917
3176 * lambda-code.c (remove_iv): Skip debug statements.
3177 (lambda_loopnest_to_gcc_loopnest): Likewise.
3178 (not_interesting_stmt): Debug statements are not interesting.
3180 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3184 * cselib.c (cselib_preserve_constants,
3185 cfa_base_preserved_val): New static variables.
3186 (preserve_only_constants): New function.
3187 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3188 clear its REG_VALUES. If cselib_preserve_constants, don't
3189 empty the whole hash table, but preserve there VALUEs with constants,
3190 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3191 (cselib_preserve_cfa_base_value): New function.
3192 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3193 (cselib_init): Change argument to int bitfield. Set
3194 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3196 (cselib_finish): Clear cselib_preserve_constants and
3197 cfa_base_preserved_val.
3198 * cselib.h (enum cselib_record_what): New enum.
3199 (cselib_init): Change argument to int.
3200 (cselib_preserve_cfa_base_value): New prototype.
3201 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3202 * dse.c (dse_step1): Likewise.
3203 * cfgcleanup.c (thread_jump): Likewise.
3204 * sched-deps.c (sched_analyze): Likewise.
3205 * gcse.c (local_cprop_pass): Likewise.
3206 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3207 If FN is non-NULL, call the callback always and whenever it returns
3208 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3209 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3210 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3211 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3212 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3213 * var-tracking.c: Include recog.h.
3214 (bb_stack_adjust_offset): Remove.
3215 (vt_stack_adjustments): Don't call it, instead just gather the
3216 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3217 (adjust_stack_reference): Remove.
3218 (compute_cfa_pointer): New function.
3219 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3220 (struct adjust_mem_data): New type.
3221 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3223 (get_address_mode): New function.
3224 (replace_expr_with_values): Use it.
3225 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3226 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3227 (adjust_sets): Remove.
3228 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3229 Use get_address_mode.
3230 (get_adjusted_src): Remove.
3231 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3232 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3233 (add_with_sets): Don't call adjust_sets.
3234 (fp_setter, vt_init_cfa_base): New functions.
3235 (vt_initialize): Change return type to bool. Move most of pool etc.
3236 initialization to the beginning of the function from end. Pass
3237 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3238 If !frame_pointer_needed, call vt_stack_adjustment before mos
3239 vector is filled, call vt_init_cfa_base if argp/framep has been
3240 eliminated to sp. If frame_pointer_needed and argp/framep has
3241 been eliminated to hard frame pointer, set
3242 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3243 encountering fp setter in the prologue. For MO_ADJUST, call
3244 log_op_type before pusing the op into mos vector, not afterwards.
3245 Call adjust_insn before cselib_process_insn/add_with_sets,
3246 call cancel_changes (0) afterwards.
3247 (variable_tracking_main_1): Adjust for vt_initialize calling
3248 vt_stack_adjustments and returning whether it succeeded or not.
3250 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3252 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3255 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3257 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3259 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3260 drap_reg has not been set.
3262 2010-03-15 Michael Matz <matz@suse.de>
3265 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3266 use it to expand block copies.
3267 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3268 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3269 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3271 2010-03-15 Richard Guenther <rguenther@suse.de>
3273 PR tree-optimization/43367
3274 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3277 2010-03-15 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/43317
3280 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3282 2010-03-15 Martin Jambor <mjambor@suse.cz>
3284 PR tree-optimization/43141
3285 * tree-sra.c (create_abstract_origin): New function.
3286 (modify_function): Call create_abstract_origin.
3288 2010-03-15 Chris Demetriou <cgd@google.com>
3290 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3293 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3296 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3297 call insert_out_of_ssa_copy for default definitions.
3299 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3301 * graphite-clast-to-gimple.c (my_long_long): Defined.
3302 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3303 * graphite-sese-to-poly.c (my_long_long): Defined.
3304 (scop_ivs_can_be_represented): Use it.
3306 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3308 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3309 graphite-max-bbs-per-function, and loop-block-tile-size.
3310 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3312 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3314 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3316 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3317 forward declaration.
3318 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3319 (add_upper_bounds_from_estimated_nit): New.
3320 (build_loop_iteration_domains): Use it.
3322 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3324 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3326 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3329 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3330 should be an INTEGER_CST. Also handle CASE_CONVERT.
3332 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3334 * graphite.c (graphite_initialize): To bound the number of bbs per
3335 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3336 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3337 * doc/invoke.texi: Document it.
3339 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3341 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3342 * graphite-sese-to-poly.h (build_poly_scop): Same.
3344 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3346 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3347 the number of parameters in the scop. Use as an upper bound
3348 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3349 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3350 * doc/invoke.texi: Document it.
3352 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3354 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3355 * doc/c-tree.texi: Remove.
3356 * doc/generic.texi: Merge c-tree.texi here.
3357 * doc/gccint.texi (Trees): Remove menu entry.
3358 (c-tree.texi): Remove @include.
3359 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3360 * doc/languages.texi (Reading RTL): Ditto.
3362 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3365 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3367 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3370 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3371 code added to work around reload clobbering CONST insns.
3373 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3375 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3376 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3377 (cselib_preserve_only_values): Remove retain argument, don't
3378 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3379 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3380 * var-tracking.c (micro_operation): Move insn field before union.
3381 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3382 (struct variable_tracking_info_def): Remove n_mos field, change
3383 mos into a vector of micro_operations.
3384 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3385 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3386 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3387 changing into a vector.
3388 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3389 come before all other uops generated by add_stores.
3390 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3392 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3393 a vector. Run just one pass over the bbs instead of separate counting
3394 and computation phase.
3395 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3398 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3399 into *nonlocalized_list vector.
3400 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3401 even if origin is non-NULL.
3402 (gen_variable_die): Likewise.
3403 (process_scope_var): Don't change origin.
3404 (gen_decl_die): Likewise.
3405 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3406 before adding new edges instead of after it, fix moving over
3409 2010-03-11 David S. Miller <davem@davemloft.net>
3411 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3413 * configure: Rebuild.
3415 2010-03-11 Martin Jambor <mjambor@suse.cz>
3417 PR tree-optimization/43257
3418 * tree.c (assign_assembler_name_if_neeeded): New function.
3419 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3421 * tree.h (assign_assembler_name_if_neeeded): Declare.
3422 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3423 the function if needed.
3425 2010-03-11 Chris Demetriou <cgd@google.com>
3427 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3428 include/stdint-gcc.h, and include/stdint.h world-readable.
3430 2010-03-11 Richard Guenther <rguenther@suse.de>
3432 PR tree-optimization/43255
3433 * tree-vrp.c (process_assert_insertions_for): Do not insert
3434 asserts for trivial conditions.
3436 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3438 PR tree-optimization/43280
3439 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3440 generation. Move calculation of size out of the if branch.
3441 (find_bswap): Modify compare number generation.
3443 2010-03-11 Richard Guenther <rguenther@suse.de>
3446 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3447 (input_gimple_stmt): Fixup handled component types during
3448 operand read. Also fix up decls in ADDR_EXPRs.
3450 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3452 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3453 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3455 2010-03-10 Jan Hubicka <jh@suse.cz>
3458 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3459 * varasm.c (get_variable_section): Don't do that here...
3460 (make_decl_rtl): ... and here.
3461 (do_assemble_alias): Produce decl RTL.
3462 (assemble_alias): Likewise.
3464 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3467 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3468 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3470 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3471 (based_loc_descr): Only express drap or vdrap regno based expressions
3472 using DW_OP_fbreg when not optimizing.
3473 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3474 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3475 REG_CFA_SET_VDRAP note.
3477 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3479 PR tree-optimization/43236
3480 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3481 error in calculation of base address in reverse iteration case.
3482 (generate_builtin): Take number of latch executions if the statement
3485 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3488 * tree-eh.c: Include pointer-set.h.
3489 (lower_eh_dispatch): Filter out duplicate case labels and
3490 remove the unneeded edge when the label is unused. Return
3491 true when some edges are removed.
3492 (execute_lower_eh_dispatch): When any lowering resulted in
3493 removing an edge, also delete unreachable blocks.
3495 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3498 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3499 UNSPEC_MACHOPIC_OFFSET.
3501 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3504 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3505 (m68k_delegitimize_address): New function.
3507 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3510 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3513 * var-tracking.c (adjust_sets): New function.
3514 (count_with_sets, add_with_sets): Use it.
3515 (get_adjusted_src): New inline function.
3516 (add_stores): Use it.
3519 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3520 call cselib_dummy_expand_value_rtx_cb instead of
3521 cselib_expand_value_rtx_cb.
3524 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3525 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3526 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3527 and .cfi_endproc around the pic thunks.
3528 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3529 all queued unwind info register saves are saved before the call.
3530 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3531 considered as sp-=4 for unwind info and the pop as sp+=4 which
3532 also clobbers dest, but doesn't actually restore it.
3535 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3536 RTX_FRAME_RELATED_P.
3538 2010-03-09 Jie Zhang <jie@codesourcery.com>
3540 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3541 whitespaces in output template.
3543 2010-03-09 Jie Zhang <jie@codesourcery.com>
3545 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3548 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3550 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3551 builtins.exp in a separate job.
3553 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3555 * graphite-sese-to-poly.c (add_param_constraints): Use
3556 lower_bound_in_type and upper_bound_in_type.
3558 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3560 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3561 instead of unsigned_type_node.
3563 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3564 Reza Yazdani <reza.yazdani@amd.com>
3567 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3568 on pointer type parameters.
3570 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3574 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3575 handle conversions from pointer to integers.
3576 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3577 induction variable, to be able to work with code generated by CLooG.
3578 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3579 (build_poly_scop): Bail out if we cannot codegen a loop.
3581 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3583 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3584 code generation with gloog_error.
3586 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3588 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3589 Call fold_convert on all the returned values.
3590 (expand_scalar_variables_expr): Pass to
3591 expand_scalar_variables_ssa_name the type of the resulting expression.
3593 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3595 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3596 ppl_min_for_le_pointset.
3597 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3598 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3600 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3602 * graphite-dependences.c (map_into_dep_poly): Removed.
3603 (dependence_polyhedron_1): Use combine_context_id_scat.
3605 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3607 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3608 (struct poly_bb): Same.
3609 (combine_context_id_scat): New.
3611 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3614 * sese.c (name_defined_in_loop_p): Return false for default
3617 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3619 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3620 and clean up the logic.
3622 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3624 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3627 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3629 * var-tracking.c (remove_cselib_value_chains): Define only for
3631 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3632 delete_slot_part, emit_notes_for_differences_1): Don't call
3633 remove_cselib_value_chains here.
3634 (set_slot_part, emit_notes_for_differences_2): Don't call
3635 add_cselib_value_chains here.
3636 (preserved_values): New vector.
3637 (preserve_value): New function.
3638 (add_uses, add_stores, vt_add_function_parameters): Use it
3639 instead of cselib_preserve_value.
3640 (changed_values_stack): New vector.
3641 (check_changed_vars_0): New function.
3642 (check_changed_vars_1, check_changed_vars_2): Use it.
3643 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3644 changed_values_stack VALUEs.
3645 (vt_emit_notes): For all preserved_values call
3646 add_cselib_value_chains. If ENABLE_CHECKING call
3647 remove_cselib_value_chains before verifying value_chains is empty.
3648 Initialize and free changed_values_stack.
3649 (vt_initialize): Initialize preserved_values.
3650 (vt_finalize): Free preserved_values.
3652 2010-03-08 Richard Guenther <rguenther@suse.de>
3654 PR tree-optimization/43269
3655 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3658 2010-03-08 Martin Jambor <mjambor@suse.cz>
3660 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3661 (ipa_is_param_called): Removed.
3662 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3663 (ipa_print_node_params): Do not print the called flag.
3664 (ipa_write_node_info): Do not stream the called flag.
3665 (ipa_read_node_info): Likewise.
3667 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3670 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3671 * cselib.c (struct expand_value_data): Add dummy field.
3672 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3674 (cselib_dummy_expand_value_rtx_cb): New function.
3675 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3677 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3678 * var-tracking.c: Include pointer-set.h.
3679 (variable): Change n_var_parts to char from int. Add
3680 cur_loc_changed and in_changed_variables fields.
3681 (variable_canonicalize): Remove.
3682 (shared_var_p): New inline function.
3683 (unshare_variable): Maintain cur_loc_changed and
3684 in_changed_variables fields. If var was in changed_variables,
3685 replace it there with new_var. Just copy cur_loc instead of
3686 resetting it to something else.
3687 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3688 (dataflow_set_union): Don't call variable_canonicalize.
3689 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3690 of their DEBUG_EXPR_TREE_DECLs.
3691 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3692 and in_changed_variables and cur_loc_changed is false.
3693 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3694 and cur_loc_changed. Don't update cur_loc here.
3695 (variable_merge_over_src): Don't call variable_canonicalize.
3696 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3697 removing loc that is equal to cur_loc, clear cur_loc,
3698 set cur_loc_changed and ensure variable_was_changed is called.
3699 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3700 compare pointers in cur_loc check, if it is equal to loc,
3701 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3702 (variable_different_p): Remove compare_current_location argument,
3703 don't compare cur_loc.
3704 (dataflow_set_different_1): Adjust variable_different_p caller.
3705 (variable_was_changed): If dv had some var in changed_variables
3706 already, reset in_changed_variables flag for it and propagate
3707 cur_loc_changed over to the new variable. On empty var
3708 always set cur_loc_changed. Set in_changed_variables on whatever
3709 var is added to changed_variables.
3710 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3711 Use shared_var_p. When removing loc that is equal to cur_loc,
3712 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3713 end, don't set it to something else, just call variable_was_changed.
3714 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3715 loc being removed, clear cur_loc and set cur_loc_changed.
3716 Set cur_loc_changed if all locations have been removed.
3717 (struct expand_loc_callback_data): New type.
3718 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3719 allocated. Always create SUBREGs if simplify_subreg failed.
3720 Prefer to use cur_loc, when that fails and still in
3721 changed_variables (and seen first time) recompute it. Set
3722 cur_loc_changed of variables which had to change cur_loc and
3723 compute elcd->cur_loc_changed if any of the subexpressions used
3724 had to change cur_loc.
3725 (vt_expand_loc): Adjust to pass arguments in
3726 expand_loc_callback_data structure.
3727 (vt_expand_loc_dummy): New function.
3728 (emitted_notes): New variable.
3729 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3730 that weren't used for any other decl in current
3731 emit_notes_for_changes call call vt_expand_loc_dummy to update
3732 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3733 first loc_chain location if NULL before. Always use just
3734 cur_loc instead of first loc_chain location. When cur_loc_changed
3735 is false, when not --enable-checking=rtl just don't emit any note.
3736 When rtl checking, compute the note and assert it is the same
3737 as previous note. Clear cur_loc_changed and in_changed_variables
3738 at the end before removing from changed_variables.
3739 (check_changed_vars_3): New function.
3740 (emit_notes_for_changes): Traverse changed_vars to call
3741 check_changed_vars_3 on each changed var.
3742 (emit_notes_for_differences_1): Clear cur_loc_changed and
3743 in_changed_variables. Recompute cur_loc of new_var.
3744 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3745 (vt_emit_notes): Initialize and destroy emitted_notes.
3747 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3749 PR rtl-optimization/42220
3750 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3751 Use verify_reg_tracked to determine if we should use OP_OUT rather
3753 (build_def_use): If we see an in-out operand for a register that we
3754 know nothing about, treat is an output if possible, fail the block if
3757 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3760 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3763 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3766 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3767 uses of relevant DEFs that are dead outside the loop too.
3769 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3771 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3773 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3775 * var-tracking.c (values_to_unmark): New variable.
3776 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3777 values_to_unmark vector. Moved body to...
3778 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3779 instead queue it into values_to_unmark vector.
3780 (vt_find_locations): Free values_to_unmark vector.
3782 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3784 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3785 (site.exp): Export them when plugins are enabled.
3787 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3790 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3792 (chrec_fold_multiply): Same.
3794 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3797 * c-decl.c (build_compound_literal): Return early if init is
3800 2010-03-04 Martin Jambor <mjambor@suse.cz>
3802 PR tree-optimization/43164
3803 PR tree-optimization/43191
3804 * tree-sra.c (type_consists_of_records_p): Reject records with
3805 zero-size bit-fields at the end.
3807 2010-03-04 Mike Stump <mikestump@comcast.net>
3809 * Makefile.in (TAGS): Remove *.y.
3811 2010-03-04 Richard Guenther <rguenther@suse.de>
3813 PR tree-optimization/40761
3814 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3816 (my_rev_post_order_compute): New function.
3817 (init_pre): Call it.
3819 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3822 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3823 decrease the cost of an IV candidate when the cost is infinite.
3825 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3827 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3828 Use '3DNow!' for the extension of that name, ensure normal space
3830 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3832 2010-03-03 Jeff Law <law@redhat.com>
3834 * PR middle-end/32693
3835 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3836 than gen_rtx_SUBREG.
3837 (extract_bit_field_1): Likewise.
3839 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3841 * doc/sourcebuild.texi (Test directives): Document that arguments
3842 include-opts and exclude-opts are now optional for dg-skip-if,
3843 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3845 2010-03-03 Jason Merrill <jason@redhat.com>
3848 * cgraph.h (varpool_node): Add extra_name field.
3849 * varpool.c (varpool_extra_name_alias): New.
3850 (varpool_assemble_decl): Emit extra name aliases.
3851 (varpool_mark_needed_node): Look past an extra name alias.
3852 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3853 * lto-streamer-in.c (lto_input_tree): Read it.
3854 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3856 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3858 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3859 (sparc*-*-solaris2*): ...this.
3861 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3864 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3865 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3866 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3867 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3870 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3871 fallthrough to default handling, just with want_address 0 instead of 2.
3872 For single element lists, add_AT_loc directly, otherwise create an
3873 artificial variable DIE and stick location list to it.
3876 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3877 (VAL_EXPR_HAS_REVERSE): Define.
3878 (reverse_op): New function.
3879 (add_stores): For reversible operations add an extra MO_VAL_USE.
3881 2010-03-02 Jason Merrill <jason@redhat.com>
3883 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3885 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3887 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3888 (sparc64-*-linux*): Likewise.
3889 (sparc64-*-solaris2*): Include assembler files before linker ones.
3890 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3891 * config/sparc/gas.h: Delete.
3892 * config/sparc/sol2-64.h: Add copyright notice.
3893 * config/sparc/sol2-gas-bi.h: Likewise.
3894 * config/sparc/sol2-gld.h: Likewise.
3895 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3896 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3897 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3898 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3899 (sparc_elf_asm_named_section): Rename into...
3900 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3902 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3904 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3906 2010-03-02 Jeff Law <law@redhat.com>
3909 * reload1.c (rtx_p, substitute_stack): Declare.
3910 (substitute): Record addresses of changed rtxs.
3911 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3912 Restore the original rtx when complete.
3913 (reload): Free subsitute_stack when complete.
3915 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3917 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3918 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3920 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3921 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3922 Torture Tests): Change from subsection to section.
3924 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3925 Steven Bosscher <steven@gcc.gnu.org>
3927 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3930 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3933 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3934 the assignment from the new induction variable to the assignment
3935 of the value from the original loop PHI function.
3937 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3938 Daniel Jacobowitz <dan@codesourcery.com>
3940 * doc/sourcebuild.texi (Test directives): Clarify options to
3943 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3945 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3946 Disable cfi directives unless GCC and gas agree on using read-only
3947 .eh_frame sections for 64-bit.
3948 * configure: Regenerate.
3950 2010-03-01 Richard Guenther <rguenther@suse.de>
3952 PR tree-optimization/43220
3953 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3954 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3956 2010-03-01 Richard Guenther <rguenther@suse.de>
3957 Martin Jambor <mjambor@suse.cz>
3960 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3961 gimplified parameters.
3963 2010-03-01 Christian Bruel <christian.bruel@st.com>
3965 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3967 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3969 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3971 2010-03-01 Richard Guenther <rguenther@suse.de>
3974 * expr.c (expand_assignment): Use the alias-oracle to tell
3975 if the rhs aliases the result decl.
3977 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3980 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3981 to sol_gt_pch_get_address.
3982 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3983 64-bit, SPARC and x86.
3984 (sol_gt_pch_get_address): New function.
3986 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3988 * toplev.h (inform_n, error_n): Declare.
3989 * diagnostic.c (inform_n, error_n): New function.
3991 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3993 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3994 has no rtl yet when processing local_decls, queue it and recheck
3995 if deferred stack allocation hasn't assigned it rtl.
3997 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3999 * config/sh/sh.c (unspec_bbr_uid): New.
4000 (gen_block_redirect): Use it instead of INSN_UID.
4001 (gen_far_branch): Likewise.
4003 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
4005 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
4006 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
4008 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4010 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
4011 (Warning Options): -Wno-conversion-null is valid for
4012 Objective-C++ as well.
4013 * doc/tm.texi (Named Address Spaces): Likewise.
4014 * doc/plugins.texi (Plugins): Replace TABs with spaces.
4015 * doc/tree-ssa.texi (Tree SSA): Likewise.
4017 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4020 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
4021 by default. Don't set the default arch for
4022 i[34567]86-*-darwin*|x86_64-*-darwin*.
4024 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4027 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
4028 default. Set the default 32bit/64bit archs with $with_arch
4029 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
4031 2010-02-27 Richard Guenther <rguenther@suse.de>
4033 PR tree-optimization/43186
4034 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
4035 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
4036 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
4037 unroller iterations.
4039 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4041 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4042 required and i[34567]86-*-* targets don't support 64bit ISA.
4044 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4047 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4050 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4052 * config.gcc: Set the default arch at least to Prescott for
4053 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4054 if SSE math is enabled.
4056 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4058 * diagnostic.c (diagnostic_initialize): Update.
4059 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4061 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4062 (diagnostic_inhibit_notes): New.
4063 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4065 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4068 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4069 * doc/standards.texi: Likewise.
4070 * doc/extend.texi: Likewise.
4071 * doc/trouble.texi: Likewise.
4072 * doc/cppopts.texi: Likewise.
4073 * doc/install.texi: Likewise.
4074 * c.opt (std=c90,std=gnu90): New options.
4075 * c-opts.c (c_common_handle_option): Handle them.
4077 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4080 * c-decl.c (undeclared_variable): Use an informative note.
4082 2010-02-26 Richard Guenther <rguenther@suse.de>
4084 PR tree-optimization/43186
4085 * gimple.h (gimple_fold): Remove.
4086 * gimple.c (gimple_fold): Remove. Inline into single user ...
4087 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4088 Try harder for conditions.
4090 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4093 * function.c (used_types_insert): Don't skip through named pointer
4094 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4095 and it is different from the main variant's type.
4097 2010-02-26 Nick Clifton <nickc@redhat.com>
4099 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4101 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4103 * config.gcc: Support --with-fpmath=sse for x86.
4105 * config/i386/ssemath.h: New.
4107 * doc/install.texi (--with-fpmath=sse): Documented.
4109 2010-02-26 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/43188
4112 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4113 vector types of over-aligned element type.
4115 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4118 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4119 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4121 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4123 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4125 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4127 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4128 * var-tracking.c: Include diagnostic.h.
4129 (debug_dv): New function.
4130 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4133 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4134 (add_value_chain, add_value_chains, remove_value_chain,
4135 remove_value_chains): Handle DEBUG_EXPRs.
4136 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4139 * regcprop.c (struct queued_debug_insn_change): New type.
4140 (struct value_data_entry): Add debug_insn_changes field.
4141 (struct value_data): Add n_debug_insn_changes field.
4142 (debug_insn_changes_pool): New variable.
4143 (free_debug_insn_changes, apply_debug_insn_changes,
4144 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4145 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4146 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4148 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4150 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4151 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4152 changes, call cprop_find_used_regs via note_stores.
4153 (copyprop_hardreg_forward): When copying vd from predecessor
4154 which has any queued DEBUG_INSN changes, make sure the pointers are
4155 cleared. At the end call df_analyze and then if there are any
4156 DEBUG_INSN changes queued at the end of some basic block for still
4157 live registers, apply them.
4158 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4160 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4162 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4165 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4167 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4168 targets. Set the default with_cpu/with_arch from arch/cpu.
4169 Allow x86-64 and native for with_cpu/with_arch.
4171 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4173 * ebitmap.c: Change calls to verify_popcount with calls to
4174 sbitmap_verify_popcount.
4175 (ebitmap_clear_bit): Fixed map->cacheindex test and
4176 map>cache update when bit clearing results in an empty
4179 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4182 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4183 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4184 and support both V2DF and V2DI modes.
4185 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4186 support both V2DF and V2DI modes.
4187 (general): Delete trailing whitespace from a few patterns.
4189 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4190 V2DF/V2DI interleave high/low builtins.
4192 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4195 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4196 interleave high/low functions.
4198 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4200 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4201 #pragma extern_prefix.
4203 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4206 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4207 BLKmode, assert op0 is a MEM and just adjust its mode.
4210 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4211 if bitpos isn't multiple of mode's bitsize.
4213 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4215 * c.opt (-ftemplate-depth=): New.
4216 (-ftemplate-depth-): Deprecate.
4217 * optc-gen.awk: Handle -ftemplate-depth=.
4218 * opth-gen.awk: Likewise.
4219 * c-opts.c (c_common_handle_option): Likewise.
4220 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4222 2010-02-24 Jason Merrill <jason@redhat.com>
4224 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4226 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4228 * cfg.c (alloc_aux_for_block): Remove inline.
4229 (alloc_aux_for_edge): Likewise.
4231 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4233 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4235 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4237 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4238 * config/i386/sol2-gas.h: New file.
4239 * config.gcc (i[34567]86-*-solaris2*): Use it.
4241 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4244 * c-typeck.c (ep_convert_and_check): New.
4245 (build_conditional_expr): Use it.
4246 (build_binary_op): Likewise.
4248 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4250 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4253 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4254 bounds even for -O+.
4255 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4256 expr needs to have DECL_NAME set.
4258 2010-02-24 Nick Clifton <nickc@redhat.com>
4260 * config/mep/mep.c: Include gimple.h.
4261 (mep_function_uses_sp): Delete unused function.
4262 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4263 parameters. Use unsigned integers to count args. Return a
4264 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4266 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4269 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4270 greater or equal to nelt instead of 2 * nelt.
4271 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4274 2010-02-23 Jason Merrill <jason@redhat.com>
4277 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4278 in cfun->local_decls even if they have register types.
4281 * stor-layout.c (place_field): Don't warn about unnecessary
4282 DECL_PACKED if the type is packed.
4284 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4287 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4288 GOTOFF relocs, even when the base reg isn't pic pointer.
4290 2010-02-23 Michael Matz <matz@suse.de>
4293 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4294 (expand_gimple_basic_block): Generate and use debug temps if there
4295 are debug uses left after the last real use of TERed ssa names.
4296 Unlink debug immediate uses when they are expanded.
4298 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4301 * config/i386/i386.c (override_options): Reorganise to provide
4302 better error messages.
4304 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4307 * graphite-scop-detection.c (create_single_exit_edge): Move
4308 the call to find_single_exit_edge to....
4309 (create_sese_edges): ...here. Don't handle multiple edges
4310 exiting the function.
4311 (build_graphite_scops): Don't handle multiple edges
4312 exiting the function.
4314 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4317 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4318 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4320 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4323 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4325 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4328 * c-typeck.c (convert_arguments): Print declaration location.
4329 * c-common.c (validate_nargs): Rename as
4330 builtin_function_validate_nargs.
4331 (check_builtin_function_arguments): Update.
4333 2010-02-22 Richard Guenther <rguenther@suse.de>
4336 * tree-inline.c (declare_return_variable): Use the type of
4337 the call stmt lhs if available.
4339 2010-02-22 Duncan Sands <baldrick@free.fr>
4341 * passes.c (register_pass): Always consider all pass lists when
4342 ref_pass_instance_number is zero.
4344 2010-02-22 Richard Guenther <rguenther@suse.de>
4346 PR tree-optimization/42749
4347 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4348 parameter. Do arithmetic in the original type.
4349 (update_accumulator_with_ops): Likewise.
4350 (adjust_accumulator_values): Adjust.
4352 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4354 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4355 (QI to BLKmode splitter): New splitter.
4357 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4359 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4360 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4362 2010-02-22 Richard Guenther <rguenther@suse.de>
4364 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4366 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4368 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4369 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4370 ($(T)crti.o, $(T)crtn.o): Remove rules.
4372 2010-02-21 Tobias Burnus <burnus@net-b.de>
4375 * doc/invoke.texi (-fassociative-math): Document that this
4376 option is automatically enabled for Fortran.
4378 2010-02-20 David S. Miller <davem@davemloft.net>
4380 * configure.ac: Test if linker and assembler properly support
4381 GOTDATA_OP relocations.
4382 * configure: Rebuild.
4383 * config.in: Likewise.
4384 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4385 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4386 (movsi_high_pic): Likewise.
4387 (movdi_lo_sum_pic): Likewise.
4388 (movdi_high_pic): Likewise.
4389 (movsi_pic_gotdata_op): New pattern.
4390 (movdi_pic_gotdata_op): Likewise.
4391 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4392 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4394 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4397 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4398 attribute to ssemul.
4399 (xop_mulv2div2di3_high): Ditto.
4401 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4404 * c.opt (Wconversion-null): New option.
4405 * doc/invoke.texi (Wconversion-null): Document.
4407 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4409 * common.opt (Wlarger-than-): Add Undocumented.
4411 2010-02-19 Mike Stump <mikestump@comcast.net>
4413 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4415 2010-02-19 Jason Merrill <jason@redhat.com>
4418 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4419 * configure: Likewise.
4421 2010-02-20 Alan Modra <amodra@gmail.com>
4424 * cgraph.h (cgraph_make_decl_local): Declare.
4425 * cgraph.c (cgraph_make_decl_local): New function.
4426 (cgraph_make_node_local): Use it.
4427 * cgraphunit.c (cgraph_function_versioning): Likewise.
4428 * ipa.c (function_and_variable_visibility): Likewise.
4430 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4433 * except.c (sjlj_emit_function_enter): Don't call
4434 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4436 * rtl.h (add_reg_br_prob_note): Remove prototype.
4438 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4441 * c-common.c (conversion_warning): Remove widening conversions
4442 before checking the conversion of integers to reals.
4444 2010-02-19 Mike Stump <mikestump@comcast.net>
4447 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4450 * cgraphunit.c (process_function_and_variable_attributes): Check
4451 DECL_PRESERVE_P instead of looking up attribute "used".
4452 * ipa-pure-const.c (check_decl): Likewise.
4453 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4454 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4455 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4456 instead of attribute "used".
4457 * config/sol2-c.c (solaris_pragma_init): Likewise.
4458 (solaris_pragma_fini): Likewise.
4460 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4462 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4463 Use XCNEW instead of xcalloc.
4464 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4465 XNEW instead of xmalloc.
4466 (get_fields): Use XNEWVEC instead of xmalloc.
4469 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4470 populate vars array.
4471 (create_new_general_access): For debug stmts just reset value.
4472 (get_stmt_accesses): For accesses within debug stmts just record them
4473 using add_access_to_acc_sites instead of preventing the peeling or
4474 counting them as accesses.
4477 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4479 2010-02-19 Richard Guenther <rguenther@suse.de>
4481 PR tree-optimization/42916
4482 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4485 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4487 * configure.ac: Replace all uses of changequote in macro arguments
4488 with proper quoting.
4490 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4493 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4495 2010-02-19 Richard Guenther <rguenther@suse.de>
4497 PR tree-optimization/42944
4498 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4499 test for aliasing with errno.
4501 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4504 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4505 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4506 * dojump.c: Include output.h.
4507 (inv): New inline function.
4508 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4509 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4510 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4511 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4512 argument, pass it down to other calls.
4513 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4514 add REG_BR_PROB note to the conditional jump.
4515 * cfgexpand.c (add_reg_br_prob_note): Removed.
4516 (expand_gimple_cond): Don't call it, add the probability
4517 as last argument to jumpif_1/jumpifnot_1.
4518 * Makefile.in (dojump.o): Depend on output.h.
4519 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4521 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4522 * stmt.c (do_jump_if_equal): Likewise.
4523 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4524 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4525 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4527 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4528 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4529 jumpifnot_1 callers.
4530 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4532 (store_expr): Adjust jumpifnot caller.
4533 (store_constructor): Adjust jumpif caller.
4536 * gimplify.c (gimple_boolify): For __builtin_expect call
4537 gimple_boolify also on its first argument.
4539 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4541 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4543 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4544 * configure: Regenerated.
4546 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4548 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4549 lang_hooks.types_compatible_p instead of comptypes.
4551 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4553 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4554 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4555 if __prefer_thumb__ is defined.
4557 2010-02-18 Martin Jambor <mjambor@suse.cz>
4559 PR tree-optimization/43066
4560 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4561 array with zero-sized element type.
4563 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4565 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4566 rtx, allocate struct var_loc_node here and return it to the
4567 caller, and only if it is actually needed.
4568 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4569 move it earlier and return immediately if it returns NULL.
4571 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4573 * config/sparc/gas.h: New file. Restore
4574 TARGET_ASM_NAMED_SECTION to its ELF default.
4575 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4577 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4578 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4579 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4580 after sparc/sysv4.h.
4582 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4584 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4586 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4588 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4589 patterns from predicated pattern.
4591 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4594 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4595 for insn mnemonic suffix.
4597 2010-02-17 Richard Guenther <rguenther@suse.de>
4599 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4602 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4605 * caller-save.c (save_call_clobbered_regs): If BB ends with
4606 a DEBUG_INSN, move any notes in between last real insn and the last
4607 DEBUG_INSN after the last DEBUG_INSN.
4609 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4611 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4612 Fix return type. Fix argument type. Explain meaning of return value.
4614 2010-02-16 Richard Guenther <rguenther@suse.de>
4616 PR tree-optimization/41043
4617 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4618 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4620 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4622 2010-02-16 Ira Rosen <irar@il.ibm.com>
4624 PR tree-optimization/43074
4625 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4626 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4627 vectorizable cycles in hybrid SLP check.
4628 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4630 2010-02-16 Richard Guenther <rguenther@suse.de>
4632 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4633 (true_dependence): If memrefs_conflict_p computes must-alias
4634 trust it. Move TBAA check after offset-based disambiguation.
4635 (canon_true_dependence): Likewise.
4637 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4639 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4640 * doc/invoke.texi: Document it.
4641 * var-tracking.c: Include toplev.h and params.h.
4642 (vt_find_locations): Return bool indicating success. Compute
4643 hash sizes unconditionally. Check new parameter, report.
4644 (variable_tracking_main_1): Check vt_find_locations results and
4645 retry. Renamed from...
4646 (variable_tracking_main): ... this. New wrapper to preserve
4647 flag_var_tracking_assignments.
4648 * Makefile.in (var-tracking.o): Adjust dependencies.
4650 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4651 Jakub Jelinek <jakub@redhat.com>
4654 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4655 if weak_import attribute is present.
4656 * config/darwin.c (machopic_select_section): Likewise.
4658 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4660 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4661 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4662 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4663 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4665 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument
4668 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4671 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4672 Rewrite text to refer to the names.
4674 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4676 * config/i386/i386-builtin-types.def
4677 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4678 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4679 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4680 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4681 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4682 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4683 IX86_BUILTIN_VPERMIL2PS256.
4684 (MULTI_ARG_4_DF2_DI_I): Defined.
4685 (MULTI_ARG_4_DF2_DI_I1): Defined.
4686 (MULTI_ARG_4_SF2_SI_I): Defined.
4687 (MULTI_ARG_4_SF2_SI_I1): Defined.
4688 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4689 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4690 __builtin_ia32_vpermil2ps256.
4691 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4692 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4693 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4694 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4695 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4696 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4697 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4698 CODE_FOR_xop_vpermil2v8sf3.
4699 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4700 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4701 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4702 (_mm256_permute2_pd): New.
4703 (_mm_permute2_ps): New.
4704 (_mm256_permute2_ps): New.
4706 2010-02-15 Nick Clifton <nickc@redhat.com>
4708 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4709 boolean parameters. Use emit_jump_insn when emitting a pop
4710 instruction containing a return insn.
4711 (push): Use 'true' rather than '1' as second parameter to F.
4712 (h8300_expand_prologue): Likewise.
4713 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4714 (h8300_expand_epilogue): Likewise.
4716 2010-02-15 Richard Guenther <rguenther@suse.de>
4719 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4722 2010-02-15 Nick Clifton <nickc@redhat.com>
4724 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4727 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4729 * intl.c (fake_ngettext): New function.
4730 * intl.h (fake_ngettext): Declare.
4731 (ngettext): Define macro.
4732 * collect2.c (notice_translated): New function.
4733 (main): Use notice_translated and ngettext.
4734 * collect2.h (notice_translated): Declare.
4736 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4738 * reorg.c (delete_computation): Comment fixes.
4739 * caller-save.c (setup_save_areas): Idem.
4740 * sel-sched-dump.c (dump_lv_set): Idem.
4743 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4745 * config/s390/s390.c (s390_sched_init): New function.
4746 (TARGET_SCHED_INIT): Target hook defined.
4748 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4749 Jack Howarth <howarth@bromo.med.uc.edu>
4750 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4753 Partial revert of unintended change in fix for PR41605.
4754 * config/darwin.h: Fix typo.
4755 * config/darwin9.h: Same.
4757 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4759 * c-pch.c (pch_init): Clear v.
4761 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4764 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4765 graphite_can_represent_init for MULT_EXPR.
4767 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4771 * graphite-sese-to-poly.c (remove_phi): New.
4772 (translate_scalar_reduction_to_array): Call remove_phi.
4774 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4777 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4778 * graphite-clast-to-gimple.h (gloog): Update declaration.
4779 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4780 * graphite-poly.h (struct poly_bb): Add missing comments.
4781 (struct scop): Add poly_scop_p field.
4783 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4784 * graphite.c (graphite_transform_loops): Build the polyhedral
4785 representation for each scop before code generation.
4786 * sese.c (rename_variables_in_operand): Removed.
4787 (rename_variables_in_expr): Return the renamed expression.
4788 (rename_sese_parameters): New.
4789 * sese.h (rename_sese_parameters): Declared.
4791 2010-02-11 Richard Guenther <rguenther@suse.de>
4793 PR tree-optimization/42998
4794 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4795 POINTER_PLUS_EXPR properly.
4797 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4798 Changpeng Fang <changpeng.fang@amd.com>
4801 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4802 the cost of an IV candidate when the IV is used in a test against zero.
4804 * gcc.dg/tree-ssa/ivopts-3.c: New.
4806 2010-02-11 Richard Guenther <rguenther@suse.de>
4809 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4810 pointer-vs-decl case by swapping refs. Handle some cases
4811 of pointer-vs-decl disambiguations more conservatively.
4812 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4813 to false after expanding.
4815 2010-02-11 Richard Guenther <rguenther@suse.de>
4818 * gcc.c (process_command): Handle LTO file@offset case more
4821 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4823 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4824 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4826 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4828 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4829 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4830 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4831 Optimize eq/ne comparisons when both arguments are known to be
4833 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4834 Don't mask operands unnecessarily if they are known to be already
4837 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4839 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4842 2010-02-10 Richard Guenther <rguenther@suse.de>
4844 PR tree-optimization/43017
4845 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4846 for wrapping signed arithmetic.
4848 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4851 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4852 if no debug info should be emitted for it.
4854 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4856 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4857 note when flag_exceptions is set.
4859 2010-02-10 Duncan Sands <baldrick@free.fr>
4861 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4863 2010-02-10 Richard Guenther <rguenther@suse.de>
4866 * tree.c (get_unwidened): Handle constants.
4867 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4869 2010-02-10 Martin Jambor <mjambor@suse.cz>
4872 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4873 check for variable argument counts independently.
4875 2010-02-10 Christian Bruel <christian.bruel@st.com>
4878 * config/sh/sh.c (find_barrier): Increase length for non delayed
4879 conditional branches.
4881 2010-02-10 Christian Bruel <christian.bruel@st.com>
4883 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4885 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4887 * builtins.c (set_builtin_user_assembler_name): Also handle
4888 ffs if int is smaller than word.
4890 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4893 * ira-conflicts.c (get_dup): Remove.
4894 (process_reg_shuffles): Add new parameter. Use it as an
4895 additional guard for copy generation.
4896 (add_insn_allocno_copies): Rewrite.
4898 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4900 * common.opt (fsched2-use-traces): Preserved for backward
4902 * doc/invoke.texi: Remove the documentation about option
4903 -fsched2-use-traces.
4904 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4905 flag_sched2_use_traces.
4906 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4907 the backward compatibility flag section.
4909 2010-02-09 Richard Guenther <rguenther@suse.de>
4911 PR tree-optimization/43008
4912 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4913 make HEAP variables initialized from global memory if they
4914 are not known builtin functions.
4915 (find_func_aliases): Adjust.
4917 2010-02-09 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/43000
4920 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4921 arithmetic manually.
4923 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4925 PR tree-optimization/42931
4926 * tree-loop-linear.c (try_interchange_loops): Don't call
4927 double_int_mul if estimated_loop_iterations failed.
4929 2010-02-08 Martin Jambor <mjambor@suse.cz>
4932 * tree-sra.c (build_accesses_from_assign): Do not mark in
4933 should_scalarize_away_bitmap if stmt has volatile ops.
4934 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4937 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4939 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4941 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4943 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4946 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4949 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4951 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4954 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4955 to unknown_dependence.
4956 (graphite_legal_transform_dr): Handle the unknown_dependence.
4957 (graphite_carried_dependence_level_k): Same.
4959 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4961 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4963 2010-02-07 Richard Guenther <rguenther@suse.de>
4966 * expr.c (get_inner_reference): Always initialize *pbitsize.
4968 2010-02-07 Richard Guenther <rguenther@suse.de>
4971 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4972 new ARRAY_REFs on variable size element or minimal index arrays.
4974 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4975 gimple_fold_indirect_ref.
4977 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4980 * arm.c (arm_override_options): Just return if the user has specified
4981 an invalid fpu name.
4983 2010-02-03 Jason Merrill <jason@redhat.com>
4986 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4987 i386_pe_maybe_record_exported_symbol.
4989 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4992 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4993 (pa_delegitimize_address): New function.
4995 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4997 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4998 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
5000 2010-02-05 Richard Guenther <rguenther@suse.de>
5003 * lto-streamer-in.c (get_resolution): Deal with references
5004 to undefined functions.
5006 2010-02-05 Richard Guenther <rguenther@suse.de>
5008 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
5009 (fold_const_aggregate_ref): Likewise.
5010 (ccp_fold_stmt): Substitute loads.
5011 (maybe_fold_reference): Verify types before substituting.
5013 (fold_gimple_assign): Unshare properly.
5014 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
5016 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
5018 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
5019 for rs6000_gen_cell_microcode.
5021 2010-02-04 Richard Guenther <rguenther@suse.de>
5023 PR rtl-optimization/42952
5024 * dse.c (const_or_frame_p): Remove MEM handling.
5026 2010-02-04 Nick Clifton <nickc@redhat.com>
5028 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
5029 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
5030 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
5031 (mn10300_asm_output_mi_thunk): New function.
5032 (mn10300_can_output_mu_thunk): New function.
5033 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
5034 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
5035 (FUNCTION_ARG): Delete incorrect comment.
5037 2010-02-03 Jason Merrill <jason@redhat.com>
5040 * fold-const.c (operand_equal_p): Handle erroneous types.
5042 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5044 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5046 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5048 PR rtl-optimization/42941
5049 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5052 2010-02-03 Jason Merrill <jason@redhat.com>
5055 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5057 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5060 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5061 (cselib_reset_table): Renamed from...
5062 (cselib_reset_table_with_next_value): ... this.
5063 (cselib_get_next_uid): Renamed from...
5064 (cselib_get_next_unknown_value): ... this.
5065 * cselib.c (next_uid): Renamed from...
5066 (next_unknown_value): ... this.
5067 (cselib_clear_table): Adjust.
5068 (cselib_reset_table): Adjust. Renamed from...
5069 (cselib_reset_table_with_next_value): ... this.
5070 (cselib_get_next_uid): Adjust. Renamed from...
5071 (cselib_get_next_unknown_value): ... this.
5072 (get_value_hash): Use hash.
5073 (cselib_hash_rtx): Likewise.
5074 (new_cselib_val): Adjust. Set and dump uid.
5075 (cselib_lookup_mem): Pass next_uid as hash.
5076 (cselib_subst_to_values): Likewise.
5077 (cselib_log_lookup): Dump uid.
5078 (cselib_lookup): Pass next_uid as hash. Adjust.
5079 (cselib_process_insn): Adjust.
5080 (cselib_init): Initialize next_uid.
5081 (cselib_finish): Adjust.
5082 (dump_cselib_table): Likewise.
5083 * dse.c (canon_address): Dump value uid.
5084 * print-rtl.c (print_rtx): Print value uid.
5085 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5087 (dv_uid): New function, sort of renamed from...
5088 (dv_htab_hash): ... this, reimplemented in terms of it and...
5089 (dv_uid2hash): ... this. New.
5090 (variable_htab_eq): Drop excess assertions.
5091 (tie_break_pointers): Removed.
5092 (canon_value_cmp): Compare uids.
5093 (variable_post_merge_New_vals): Print uids.
5094 (vt_add_function_parameters): Adjust.
5095 (vt_initialize): Reset table. Adjust.
5097 2010-02-03 Richard Guenther <rguenther@suse.de>
5099 PR tree-optimization/42944
5100 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5101 (call_may_clobber_ref_p_1): Likewise. Properly handle
5102 malloc and calloc clobbering errno.
5104 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5106 * doc/invoke.texi: Fix name of sched1 dump.
5108 * opts.c (decode_options): Set flag_tree_switch_conversion
5109 only conditionally on optimize >= 2.
5111 * gcse.c: Assorted comment fixes in pass description.
5113 2010-02-03 Anthony Green <green@moxielogic.com>
5115 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5116 nop padding in order to maintain alignment of storage location of
5117 target function address.
5118 (moxie_trampoline_init): Store target function address at newly
5120 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5122 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5124 2010-02-03 Richard Guenther <rguenther@suse.de>
5127 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5129 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5131 * config.gcc: Reenable check for obsolete targets.
5132 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5133 mips-sgi-irix6.[0-4]*.
5135 2010-02-02 Nick Clifton <nickc@redhat.com>
5137 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5138 constant size of 4 as being the same as 0.
5139 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5140 can take values in the range 0..4.
5142 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5145 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5146 as _darwin10_Unwind_FindEnclosingFunction().
5147 * libgcc-libsystem.ver: New.
5149 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5152 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5153 implicitly set registers.
5155 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5157 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5158 (arm_override_options): Allow automatic selection of the thread
5159 pointer register if thumb2.
5160 (legitimize_pic_address): Improve code sequences for Thumb2.
5161 (arm_call_tls_get_addr): Likewise.
5162 (legitimize_tls_address): Likewise.
5163 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5164 (pic_load_addr_32bit): ... this. New named pattern.
5165 * thumb2.md (pic_load_addr_thumb2): Delete.
5166 (pic_load_dot_plus_four): Delete.
5167 (tls_load_dot_plus_four): New named pattern.
5169 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5172 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5173 Document fix for TLS bug.
5175 2010-01-31 Richard Guenther <rguenther@suse.de>
5177 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5178 conservatively correct.
5180 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5184 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5186 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5188 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5190 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5192 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5194 * config.gcc: Adjust order of makefile fragments for mingw targets.
5196 2010-01-31 Richard Guenther <rguenther@suse.de>
5199 * gimplify.c (gimplify_init_constructor): For volatile LHS
5200 initialize a temporary.
5202 2010-01-31 Matthias Klose <doko@ubuntu.com>
5204 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5206 * configure: Regenerate.
5208 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5210 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5211 the same alias set and their sizes different constantness.
5212 (aliasing_component_refs_p): Revert 2009-10-24 change.
5214 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5216 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5219 2010-01-29 Richard Guenther <rguenther@suse.de>
5221 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5222 Assert we successfully updated the call.
5224 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5226 PR rtl-optimization/42889
5227 * df.h (df_set_bb_dirty_nonlr): New prototype.
5228 * df-core.c (df_set_bb_dirty_nonlr): New function.
5229 * df-scan.c (df_insn_rescan): Call it instead of
5230 df_set_bb_dirty for DEBUG_INSNs.
5232 2010-01-29 Richard Guenther <rguenther@suse.de>
5235 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5236 quadratic behavior in most cases.
5238 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5241 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5242 in the call to gen_x86_movsicc_0_m1.
5244 2010-01-28 Richard Guenther <rguenther@suse.de>
5246 PR tree-optimization/42871
5247 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5249 2010-01-28 Richard Guenther <rguenther@suse.de>
5251 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5252 into call arguments.
5254 2010-01-28 Richard Guenther <rguenther@suse.de>
5257 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5258 the forwarder if the destination is an EH landing pad.
5260 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5262 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5263 block list passed to gimple_duplicate_sese_tail.
5264 (parallelize_loops): Avoid parallelization when the function
5266 Avoid parallelization when the preheader is IRREDUCIBLE.
5267 Try to optimize when estimated_loop_iterations_int is unresolved.
5268 Add the loop's location to the dump file.
5269 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5270 (gimple_duplicate_sese_tail): Remove the check for the latch.
5271 Redirect nexits to the exit block.
5272 Remove handling of the incoming edges to the latch.
5273 Redirect the backedge from the copied latch to the exit bb.
5275 2010-01-28 Michael Matz <matz@suse.de>
5278 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5279 Wrap force_reg into a sequence, emit it before user.
5281 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5283 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5285 (arm_legacy_rev): Likewise.
5286 (thumb_legacy_rev): Likewise.
5288 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5290 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5291 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5292 on MEM's address failed, try avoid_constant_pool_reference and
5293 recurse if it returned something different.
5294 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5295 address, try avoid_constant_pool_reference and recurse if it
5296 returned something different.
5297 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5298 address and avoid_constant_pool_reference returned something
5299 different, don't set have_address.
5301 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5304 * var-tracking.c (val_store): Add modified argument, obey it.
5306 (count_uses): Move down logging of main.
5307 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5308 don't need resolution.
5309 (emit_notes_in_bb): Likewise.
5311 2010-01-27 Richard Guenther <rguenther@suse.de>
5314 * tree-inline.c (remap_decl): Delay remapping of SSA name
5315 default definitions until we need them.
5317 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5319 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5320 (rs6000_delegitimize_address): New function.
5322 * config/s390/s390.c (s390_delegitimize_address): Call
5323 delegitimize_mem_from_attrs.
5326 * tree-inline.c (cannot_copy_type_1): Removed.
5327 (copy_forbidden): Don't forbid copying of functions containing
5328 records/unions with variable length fields.
5330 2010-01-27 Christian Bruel <christian.bruel@st.com>
5334 * config/sh/sh.c (find_barrier): Increase length for non delayed
5335 conditional branches.
5337 2010-01-27 Matthias Klose <doko@ubuntu.com>
5339 * configure.ac (gnu-unique-object): Fix ldd version check.
5340 * configure: Regenerate.
5342 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5344 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5346 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5347 Test for HAVE_GNU_AS value.
5349 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5351 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5352 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5353 INT64_TYPE): Define.
5354 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5355 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5356 INT_LEAST64_TYPE): Define.
5357 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5358 UINT_LEAST64_TYPE): Define.
5359 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5360 INT_FAST64_TYPE): Define.
5361 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5362 UINT_FAST64_TYPE): Define.
5363 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5364 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5365 (SIG_ATOMIC_TYPE): Define.
5367 2010-01-26 Richard Guenther <rguenther@suse.de>
5369 * df-scan.c (df_scan_set_bb_info): Remove assert.
5370 (df_insn_rescan_debug_internal): Merge asserts.
5371 (df_install_ref): Likewise.
5372 (df_mark_reg): Use bitmap_set_range.
5373 (df_hard_reg_used_p): Remove assert.
5374 (df_hard_reg_used_count): Likewise.
5376 2010-01-26 Richard Guenther <rguenther@suse.de>
5378 PR rtl-optimization/42685
5379 * web.c (web_main): Ignore DEBUG_INSNs.
5381 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5383 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5385 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5386 Fix types of fndecl and arglist parameters.
5388 2010-01-26 Richard Guenther <rguenther@suse.de>
5391 * tree-eh.c (unsplit_eh): Skip debug insns.
5393 2010-01-26 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/42250
5396 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5398 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5401 * omp-low.c (expand_omp_sections): Only use single_pred if
5402 l2_bb is single_pred_p.
5404 2010-01-25 Christian Bruel <christian.bruel@st.com>
5407 * config/sh/sh.c (find_barrier): Increase length for non delayed
5408 conditional branches.
5409 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5411 2010-01-24 David S. Miller <davem@davemloft.net>
5413 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5414 define if not using GAS.
5415 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5416 Likewise. Delete SECTION_MERGE code, which is only applicable
5419 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5422 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5423 mangling of va_list in system headers.
5425 2010-01-23 Toon Moene <toon@moene.org>
5427 * tree-predcom.c (combine_chains): Return NULL, not false.
5429 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5431 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5432 initialization of variable res to agree with return type.
5434 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5436 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5437 * tree-sra.c: Add include of expr.h.
5439 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5441 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5442 insert the debug stmt on the single non-EH edge from the stmt.
5444 2010-01-22 Richard Henderson <rth@redhat.com>
5447 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5448 the RHS until after generate_subtree_copies has insertted its
5449 code before the current statement.
5451 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5453 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5455 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5457 2010-01-21 Martin Jambor <mjambor@suse.cz>
5459 PR tree-optimization/42585
5460 * tree-sra.c (struct access): New field grp_total_scalarization.
5461 (dump_access): Dump the new field.
5462 (should_scalarize_away_bitmap): New variable.
5463 (cannot_scalarize_away_bitmap): Likewise.
5464 (sra_initialize): Allocate new bitmaps.
5465 (sra_deinitialize): Free new bitmaps.
5466 (create_access_1): New function.
5467 (create_access): Parts moved to create_access_1.
5468 (type_consists_of_records_p): New function.
5469 (completely_scalarize_record): Likewise.
5470 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5471 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5472 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5474 (analyze_all_variable_accesses): Completely scalarize small eligible
5477 2010-01-21 Martin Jambor <mjambor@suse.cz>
5479 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5481 2010-01-21 Andrew Haley <aph@redhat.com>
5483 * gcc.c (process_command): Move lang_specific_driver before
5484 setting cc_libexec_prefix.
5486 2010-01-21 Richard Guenther <rguenther@suse.de>
5489 * fold-const.c (negate_expr_p): Pretend only negative
5490 real constants are easily negatable.
5492 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5493 Jason Merrill <jason@redhat.com>
5495 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5496 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5497 * calls.c (initialize argument_information): Handle it.
5498 * c-common.c (handle_transparent_union_attribute): Use new name.
5499 * c-decl.c (finish_struct): Ditto.
5500 * c-typeck.c (type_lists_compatible_p): Ditto.
5501 (convert_for_assignment): Use new name and also handle record.
5502 * function.c (aggregate_value_p): Handle it.
5503 (pass_by_reference): Ditto.
5504 (assign_parm_data_types): Ditto.
5505 * print-tree.c (print_node): Ditto.
5506 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5507 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5508 * tree.c (first_field): New fn.
5510 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5513 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5514 even when linking statically, for now.
5516 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5519 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5520 without a cselib val.
5521 (count_uses): Accept MO_VAL_SET with no val on stores.
5522 (add_stores): Likewise.
5524 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5526 * var-tracking.c (check_value_val): Add a compile time assertion.
5527 (dv_is_decl_p): Simplify.
5528 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5529 gcc_assert if ENABLE_CHECKING.
5531 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5534 * var-tracking.c: Include tree-flow.h.
5535 (mem_dies_at_call): New.
5536 (dataflow_set_preserve_mem_locs): Use it.
5537 (dataflow_set_remove_mem_locs): Likewise.
5538 (dump_var): Renamed from dump_variable. Adjust all callers.
5539 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5540 * Makefile.in (var-tracking.o): Adjust deps.
5542 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5544 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5546 2010-01-20 Richard Guenther <rguenther@suse.de>
5548 PR tree-optimization/42717
5549 * tree-ssa-dce.c (get_live_post_dom): Remove.
5550 (forward_edge_to_pdom): Take an arbitrary edge to copy
5551 degenerate PHI args from.
5552 (remove_dead_stmt): Use the first post-dominator even if it
5553 does not contain live statements as redirection destination.
5555 2010-01-20 Richard Guenther <rguenther@suse.de>
5557 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5559 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5561 * sel-sched.c (create_speculation_check): Remove set but not used
5563 (try_transformation_cache): Remove set but not used variable ds.
5564 (calculate_privileged_insns): Remove set but not used variables
5565 cur_insn and min_spec_insn.
5566 (find_best_expr): Remove set but not used variable avail_n.
5567 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5569 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5571 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5572 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5575 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5578 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5579 cpu types. Add support for *-sse3 cpu types.
5580 (x86_64-*-*): Ditto.
5582 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5585 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5586 argument, call initializer_constant_valid_p_1 instead of
5587 initializer_constant_valid_p, pass CACHE to it, return NULL
5588 immediately if first call returns NULL.
5589 (initializer_constant_valid_p_1): New function.
5590 (initializer_constant_valid_p): Use it.
5592 2010-01-20 Thomas Quinot <quinot@adacore.com>
5594 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5596 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5598 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5599 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5600 (loc_list_from_tree): Don't handle unsigned division. Handle
5601 signed modulo using DW_OP_{over,over,div,mul,minus}.
5602 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5603 modulo instead of signed.
5605 2010-01-20 DJ Delorie <dj@redhat.com>
5607 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5609 (h8300_emit_stack_adjustment): Propogate it.
5611 (h8300_expand_prologue): Likewise.
5612 (h8300_expand_epilogue): Likewise.
5614 2010-01-19 Michael Matz <matz@suse.de>
5616 PR tree-optimization/41783
5617 * tree-data-ref.c (toplevel): Include flags.h.
5618 (dump_data_dependence_relation): Also dump the inputs if the
5619 result will be unknown.
5620 (split_constant_offset_1): Look through some conversions.
5621 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5622 the offset from last element is too large.
5623 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5624 (reassociate_to_the_same_stmt): Handle vector registers.
5625 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5627 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5628 wide_prolog_niters argument, emit widening instructions.
5629 (vect_do_peeling_for_alignment): Adjust caller, use widened
5630 variant of the iteration cound.
5631 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5633 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5636 * config/arm/neon-testgen.m (emit_automatics): New parameter
5637 features. Adjust for Fixed_return_reg feature.
5638 (test_intrinsic): Call emit_automatics with new feature.
5639 * config/arm/neon.ml: Update copyright years.
5640 (features): New Fixed_return_reg feature.
5641 (ops): Update feature for Vget_low.
5643 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5645 PR tree-optimization/42719
5646 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5650 * fwprop.c (all_uses_available_at): Return false if def_set dest
5651 is a REG that is used in def_insn.
5653 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5655 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5657 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5660 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5662 * target.h (struct gcc_target) <secondary_reload>: Change type
5663 of last argument to secondary_reload_info *.
5665 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5668 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5669 memory references with unaligned offsets. Remove CQImode handling.
5670 (unaligned_memory_operand): Return 1 for memory references with
5671 unaligned offsets. Remove CQImode handling.
5673 2010-01-18 Richard Guenther <rguenther@suse.de>
5676 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5679 2010-01-18 Richard Guenther <rguenther@suse.de>
5681 PR tree-optimization/42781
5682 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5683 restrict processing only if the original variable was artificial.
5685 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5687 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5688 find number of popped argument bytes.
5690 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5691 Fix the text that describes the return value for invalid insns.
5693 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5695 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5696 Clarify what 'cost of the -dependence' is. Fix quoting.
5698 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5699 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5701 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5703 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5704 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5706 2010-01-17 Richard Guenther <rguenther@suse.de>
5709 * function.c (split_complex_args): Take a VEC to modify.
5710 (assign_parms_augmented_arg_list): Build a VEC instead of
5711 a chain of PARM_DECLs.
5712 (assign_parms_unsplit_complex): Take a VEC of arguments.
5713 Do not fixup unmodified parms.
5714 (assign_parms): Deal with the VEC.
5715 (gimplify_parameters): Likewise.
5717 2010-01-17 Richard Guenther <rguenther@suse.de>
5719 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5720 node existence check.
5721 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5722 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5723 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5724 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5725 (gimple_execute_on_growing_pred): Likewise.
5727 2010-01-17 Richard Guenther <rguenther@suse.de>
5729 PR tree-optimization/42773
5730 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5731 (compute_antic_aux): Likewise.
5732 (compute_partial_antic_aux): Likewise.
5734 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5737 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5740 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5742 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5745 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5746 Fix markup for strict argument.
5748 (TARGET_SCHED_REORDER2): Fix argument types.
5750 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5751 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5753 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5754 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5756 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5759 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5760 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5761 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5762 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5763 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5765 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5767 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5769 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5770 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5772 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5774 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5777 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5779 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5780 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5782 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5784 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5786 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5787 referring to it. Fix language.
5789 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5791 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5793 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5795 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5797 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5798 '@var{stream}. Remove stray 'and'.
5800 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5802 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5804 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5806 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5807 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5809 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5810 Fix description of return value.
5811 Rename argument "sz" to "len."
5813 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5814 Clarify meaning of 'true' return value.
5816 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5818 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5819 rep_mode versus mode_rep.
5821 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5823 (TARGET_BUILTIN_DECL): Fix name.
5825 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5827 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5829 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5831 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5833 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5835 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5838 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5839 Rename argument tm_fn to md_fn.
5841 (TARGET_OPTION_PRINT): Fix argument list.
5843 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5846 * config/i386/i386.c (ix86_fixup_binary_operands):
5847 Revert FMA4 fixup of operands.
5849 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5852 * Makefile.in (write_entries_to_file, install-plugin):
5853 Use \012 instead of \n with tr.
5855 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5857 * configure.ac (HAVE_AS_REF): New C macro.
5858 * configure: Regenerate.
5859 * config.in: Likewise.
5860 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5862 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5865 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5867 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5869 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5871 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5873 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5875 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5877 (TARGET_BINDS_LOCAL_P): Fix argument type.
5879 (TARGET_ASM_FILE_END): Use prototype.
5881 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5883 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5885 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5887 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5889 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5890 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5892 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5893 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5895 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5896 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5897 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5898 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5900 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5902 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5904 (TARGET_INIT_BUILTINS): Use prototype.
5906 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5907 Put 'const char *' in braces. Fix parameter types.
5908 (TARGET_INVALID_CONVERSION): Fix parameter types.
5909 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5910 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5912 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5915 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5917 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5919 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5921 * doc/tm.texi (TARGET_HELP): Fix return type.
5923 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5924 in braces. Fix argument types.
5926 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5928 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5930 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5932 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5933 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5935 (TARGET_MANGLE_TYPE): Fix argument types.
5937 (TARGET_IRA_COVER_CLASSES): Use prototype.
5939 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5941 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5943 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5945 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5947 (TARGET_CALLEE_COPIES): Fix argument types.
5949 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5951 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5953 (TARGET_FUNCTION_VALUE): Fix argument types.
5955 (TARGET_RETURN_IN_MSB): Fix argument type.
5957 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5959 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5961 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5963 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5964 agree with return type.
5966 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5968 2010-01-15 Jing Yu <jingyu@google.com>
5970 PR rtl-optimization/42691
5971 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5972 a pseudo to a constant and are merged, and adjust comments.
5974 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5976 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5978 2010-01-15 Richard Guenther <rguenther@suse.de>
5981 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5982 labels of computed or non-local gotos to the destination.
5983 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5984 landing pad label is the first label.
5986 2010-01-15 Richard Guenther <rguenther@suse.de>
5988 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5990 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5993 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5994 to allow generation of the xssqrtdp instruction on power7.
5995 (sqrtdf2_fpr): Ditto.
5997 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6000 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
6001 functions with noreturn attribute.
6004 * varasm.c (declare_weak): Add weak attribute to decl if it
6005 doesn't have one already.
6006 (assemble_external): Only add decls to weak_decls if they also
6007 have weak attribute.
6009 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
6011 * var-tracking.c (var_reg_delete): Don't delete the association
6012 between REGs and values or one-part variables if the register
6015 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6018 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
6019 because its first operand is a non-localized variable.
6021 2010-01-14 Martin Jambor <mjambor@suse.cz>
6023 PR tree-optimization/42706
6024 * tree-sra.c (encountered_recursive_call): New variable.
6025 (encountered_unchangable_recursive_call): Likewise.
6026 (sra_initialize): Initialize both new variables.
6027 (callsite_has_enough_arguments_p): New function.
6028 (scan_function): Call decl and flags check only for IPA-SRA, check
6029 whether there is a recursive call and whether it has enough arguments.
6030 (all_callers_have_enough_arguments_p): New function.
6031 (convert_callers): Look for recursive calls only when
6032 encountered_recursive_call is set.
6033 (ipa_early_sra): Bail out either if
6034 !all_callers_have_enough_arguments_p or
6035 encountered_unchangable_recursive_call.
6037 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6039 * sel-sched.c: Add 2010 to copyright years.
6040 * sel-sched-ir.c: Likewise.
6041 * sel-sched-ir.h: Likewise.
6043 2010-01-14 Martin Jambor <mjambor@suse.cz>
6045 PR tree-optimization/42714
6046 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6047 constructors specially.
6049 2010-01-14 Andi Kleen <ak@linux.intel.com>
6051 * config/i386/drivers-i386.c (detect_caches_intel):
6052 Add l2sizekb parameter and fill in.
6053 (host_detect_local_cpu): Add l2sizekb, fill in.
6054 Add Atom small cache heuristic.
6056 2010-01-14 Andi Kleen <ak@linux.intel.com>
6058 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6059 Add level3 parameter and fill in.
6060 (detect_caches_intel): Handle level3 cache.
6062 2010-01-14 Andi Kleen <ak@linux.intel.com>
6064 * config/i386/drivers-i386.c (host_detect_local_cpu):
6065 Fix core duo detection.
6067 2010-01-14 Andi Kleen <ak@linux.intel.com>
6069 * config/i386/drivers-i386.c (host_detect_local_cpu):
6072 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6074 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6075 (rs6000_variable_issue_1): this. Use...
6076 (rs6000_variable_issue): here. Reimplement. Print debug info.
6078 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6080 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6081 sel_restore_notes. Update all callers. Call reemit_notes
6084 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6086 PR rtl-optimization/42246
6087 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6090 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6092 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6093 all successors is the same as number of successors in current region.
6095 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6097 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6098 to rename is not separable. Otherwise check that its LHS is not NULL.
6100 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6102 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6104 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6106 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6107 available registers when failed to discover LHS register class.
6108 Fix indentation. Update comment.
6110 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6111 Alexander Monakov <amonakov@ispras.ru>
6113 PR rtl-optimization/42389
6114 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6116 (advance_state_on_fence): Likewise.
6117 (sel_target_adjust_priority): Print debug output only when
6118 sched_verbose >= 4, not 2.
6119 (get_expr_cost): Do not issue all unique insns on the next cycle.
6120 (fill_insns): Initialize can_issue_more from the value saved
6122 * sel-sched-ir.c (flist_add): New parameter issue_more.
6123 Init FENCE_ISSUE_MORE with it.
6124 (merge_fences): Likewise.
6125 (init_fences): Update call to flist_add.
6126 (add_to_fences, add_clean_fence_to_fences)
6127 (add_dirty_fence_to_fences): Likewise.
6128 (move_fence_to_fences): Update call to merge_fences.
6129 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6131 * sel-sched-ir.h (struct _fence): New field issue_more.
6132 (FENCE_ISSUE_MORE): New accessor macro.
6134 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6136 PR rtl-optimization/42388
6137 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6138 that have no predecessors nor successors. Do not call move_bb_info
6139 for empty blocks outside of current region.
6141 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6143 PR rtl-optimization/42294
6144 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6145 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6146 originators' originators.
6148 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6150 PR rtl-optimization/39453
6151 PR rtl-optimization/42246
6152 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6154 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6156 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6157 Alexander Monakov <amonakov@ispras.ru>
6160 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6161 (maybe_tidy_empty_bb): ... here. Make static. Add new
6162 argument. Update all callers.
6163 (tidy_control_flow): ... and here. Recompute topological order
6164 of basic blocks in region if necessary.
6165 (sel_redirect_edge_and_branch): Change return type. Return true
6166 if topological order might have been invalidated.
6167 (purge_empty_blocks): Export and move from...
6168 * sel-sched.c (purge_empty_blocks): ... here.
6169 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6170 (maybe_tidy_empty_bb): Delete prototype.
6171 (purge_empty_blocks): Declare.
6173 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6175 PR rtl-optimization/42249
6176 * sel-sched.c (try_replace_dest_reg): When chosen register
6177 and original register is the same, do not bail out early, but
6178 still check all original insns for validity of replacing destination
6179 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6182 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6185 Port from no-undefined-overflow branch:
6186 2009-03-09 Richard Guenther <rguenther@suse.de>
6188 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6190 2010-01-14 Richard Guenther <rguenther@suse.de>
6193 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6195 2010-01-14 Ira Rosen <irar@il.ibm.com>
6197 PR tree-optimization/42709
6198 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6199 as scalar type in creation of constant vector operand.
6201 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6204 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6205 (check-parallel-%): Match `testsuite' directory component only
6208 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6210 PR translation/39521
6211 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6214 2010-01-13 Richard Guenther <rguenther@suse.de>
6216 PR tree-optimization/42730
6217 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6220 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6223 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6224 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6227 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6229 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6230 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6231 ___umulsi3_highpart.
6233 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6234 rather than schedule_insns if the pass is enabled.
6236 2010-01-13 Martin Jambor <mjambor@suse.cz>
6238 PR tree-optimization/42704
6239 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6242 2010-01-13 Martin Jambor <mjambor@suse.cz>
6244 PR tree-optimization/42703
6245 * tree-sra.c (analyze_access_subtree): Check that we can build a
6246 reference to the original data within the aggregate.
6248 2010-01-13 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/42705
6251 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6253 2010-01-13 Richard Guenther <rguenther@suse.de>
6256 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6258 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6261 * var-tracking.c (values_to_unmark): New variable.
6262 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6263 values_to_unmark vector. Moved body to...
6264 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6265 instead queue it into values_to_unmark vector.
6266 (vt_find_locations): Free values_to_unmark vector.
6268 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6270 * config/s390/s390.c (override_options): Set
6271 default of max-pending-list-length to 256
6273 2010-01-13 Richard Guenther <rguenther@suse.de>
6276 * tree-pass.h (PROP_gimple_lcx): New.
6277 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6278 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6279 before the final cleanup_eh.
6280 (dump_properties): Dump PROP_gimple_lcx.
6281 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6282 (tree_lower_complex_O0): Remove.
6283 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6284 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6285 tree_lower_complex, schedule TODO_update_ssa.
6286 * lto-streamer-out.c (output_function): Stream the functions
6288 * lto-streamer-in.c (input_function): Likewise.
6289 (lto_read_body): Do not override them here.
6291 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6294 * c-typeck.c (build_c_cast): Fold value cast to union type before
6295 wrapping it in a CONSTRUCTOR.
6297 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6299 PR rtl-optimization/42699
6300 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6303 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6305 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6306 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6307 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6308 SUBTARGET_WARN_UNUSED_SPEC): ... here
6309 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6311 2010-01-12 Julian Brown <julian@codesourcery.com>
6313 * config/arm/neon-schedgen.ml (Utils): Don't try to
6314 open missing module.
6315 (find_with_result): New.
6317 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6320 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6321 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6323 PR tree-optimization/42645
6324 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6325 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6326 decl_map, set processing_debug_stmt to -1 and return name without
6329 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6331 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6332 binutils version, and reword target configuration description.
6334 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6336 * config/avr/avr.h (LINKER_NAME): Remove.
6338 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6341 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6342 that support VSX, warn for -mno-altivec if vsx is not disabled,
6345 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6346 Shujing Zhao <pearly.zhao@oracle.com>
6348 PR translation/42469
6349 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6350 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6351 character between option name and help text.
6352 * c.opt (imultilib): Likewise.
6354 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6356 * lto-streamer-out.c (output_unreferenced_globals): Output static
6359 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6361 PR rtl-optimization/42621
6362 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6363 optimizing for size.
6364 (duplicate_computed_gotos): Remove now-redundant check.
6366 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6369 * configure.ac: Save and restore LDFLAGS and LIBS
6370 * configure: Regenerate.
6372 2010-01-10 Richard Guenther <rguenther@suse.de>
6375 * builtins.c (fold_builtin_strlen): Add type argument and
6376 convert the resulting length to it.
6377 (fold_builtin_1): Adjust.
6379 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6381 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6382 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6384 (num_insns_constant_wide): Adjust for that change.
6386 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6389 * web.c (union_defs): Add used argument, to combine uses of
6391 (entry_register): Adjust type and tests of used argument.
6392 (web_main): Widen used for new use. Pass it to union_defs.
6393 * df.h (union_defs): Adjust prototype.
6395 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6398 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6399 uses in new incoming argument. Free body.
6400 (reset_debug_uses_in_loop): New.
6401 (analyze_insn_to_expand_var): Call the latter if the former found
6402 anything. Fix whitespace. Reject invalid dest overlaps before
6403 going through all insns in the loop.
6405 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6408 * haifa-sched.c (dying_use_p): Debug insns don't count.
6410 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6413 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6414 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6415 (verify_gimple_call): Reject LHS in noreturn calls.
6417 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6421 * tree-vect-loop-manip.c (adjust_info): New type.
6422 (adjust_vec): New pointer to vector.
6423 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6424 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6425 (slpeel_update_phis_for_duplicate_loop): Use them.
6426 (slpeel_update_phi_nodes_for_guard1): Likewise.
6427 (slpeel_update_phi_nodes_for_guard2): Likewise.
6428 (slpeel_tree_peel_loop_to_edge): Likewise.
6429 (vect_update_ivs_after_vectorizer): Likewise.
6431 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6433 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6434 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6436 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6438 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6439 bogus uninitialized warning.
6441 2010-01-09 Richard Guenther <rguenther@suse.de>
6444 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6445 the evolution is compatible with the initial condition.
6447 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6449 * gcc.c (process_command): Update copyright notice dates.
6450 * gcov.c (print_version): Likewise.
6451 * gcov-dump.c (print_version): Likewise.
6452 * mips-tfile.c (main): Likewise.
6453 * mips-tdump.c (main): Likewise.
6455 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6458 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6460 (rotlhi3_8): Delete.
6462 (rotlsi3_8): Delete.
6463 (rotlsi3_16): Delete.
6464 (rotlsi3_24): Delete.
6466 (*rotw<mode>3): New.
6467 (*rotb<mode>3): New.
6468 * config/avr/avr.c (avr_rotate_bytes): New function.
6469 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6471 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6474 * configure.ac: Modify -rdynamic check.
6475 * configure: Regenerate.
6477 2010-01-08 DJ Delorie <dj@redhat.com>
6479 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6480 register popping order.
6482 2010-01-08 Richard Guenther <rguenther@suse.de>
6485 * c.opt (fsigned-char): Also let LTO handle this option.
6486 (funsigned-char): Likewise.
6488 2010-01-07 Richard Guenther <rguenther@suse.de>
6490 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6491 (gimple_op): Likewise.
6492 (gimple_op_ptr): Likewise.
6493 (gimple_assign_set_lhs): Remove gcc_assert.
6494 (gimple_assign_set_rhs1): Likewise.
6495 (gimple_assign_set_rhs2): Likewise.
6496 (gimple_call_set_lhs): Likewise.
6497 (gimple_call_set_fn): Likewise.
6498 (gimple_call_set_fndecl): Likewise.
6499 (gimple_call_fndecl): Likewise.
6500 (gimple_call_return_type): Likewise.
6501 (gimple_call_set_chain): Likewise.
6502 (gimple_call_num_args): Likewise.
6503 (gimple_call_set_arg): Likewise.
6504 (gimple_cond_set_code): Likewise.
6505 (gimple_cond_set_lhs): Likewise.
6506 (gimple_cond_set_rhs): Likewise.
6507 (gimple_cond_set_true_label): Likewise.
6508 (gimple_cond_set_false_label): Likewise.
6509 (gimple_label_set_label): Likewise.
6510 (gimple_goto_set_dest): Likewise.
6511 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6512 (gimple_debug_bind_get_value): Likewise.
6513 (gimple_debug_bind_get_value_ptr): Likewise.
6514 (gimple_debug_bind_set_var): Likewise.
6515 (gimple_debug_bind_set_value): Likewise.
6516 (gimple_debug_bind_reset_value): Likewise.
6517 (gimple_debug_bind_has_value_p): Likewise.
6518 (gimple_return_retval_ptr): Remove gcc_assert.
6519 (gimple_return_retval): Likewise.
6520 (gimple_return_set_retval): Likewise.
6521 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6522 (safe_referenced_var_iterator): Remove.
6523 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6524 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6525 (fill_referenced_var_vec): Remove.
6526 (first_readonly_imm_use): Remove redundant gcc_assert.
6527 (phi_arg_index_from_use): Combine gcc_asserts.
6528 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6529 (first_imm_use_stmt): Remove redundant gcc_assert.
6530 * tree-cfg.c (verify_gimple_call): Verify function and chain
6531 operands. Verify arguments.
6532 (verify_types_in_gimple_stmt): Verify condition code and labels.
6534 2010-01-07 Richard Guenther <rguenther@suse.de>
6536 PR tree-optimization/42641
6537 * sese.c (rename_map_elt_info): Use the SSA name version, do
6540 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6542 PR tree-optimization/42625
6543 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6544 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6546 2010-01-07 Duncan Sands <baldrick@free.fr>
6548 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6550 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6553 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6554 note itself is not function_invariant_p.
6556 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6558 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6559 Do not add the DF_NOTE problem.
6560 * store-motion.c (execute_rtl_store_motion): Likewise.
6562 2010-01-07 Martin Jambor <mjambor@suse.cz>
6564 PR tree-optimization/42157
6565 * tree-sra.c (compare_access_positions): Stabilize sort if both
6566 accesses have integer types, return zero immediately if they are the
6569 2010-01-06 Richard Henderson <rth@redhat.com>
6572 * haifa-sched.c (add_to_note_list): Merge into ...
6573 (concat_note_lists): ... here, and ...
6574 (unlink_other_notes, rm_other_notes): Merge into...
6575 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6576 NOTE_INSN_EPILOGUE_BEG.
6578 2010-01-06 Richard Guenther <rguenther@suse.de>
6580 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6581 not inline regular functions into always-inline functions.
6583 2010-01-06 Nick Clifton <nickc@redhat.com>
6585 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6586 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6588 (OVERRIDE_OPTIONS): Delete.
6589 (OPTIMIZATION_OPTIONS): Define.
6590 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6591 * config/rx/rx.c (rx_handle_option): Issue an error message if
6592 -mcpu=rx200 and -fpu are used together.
6593 (rx_set_optimization_options): New function. Issue an error
6594 message if an optimization attribute attempts to reset the FPU/
6595 math optimization pairing.
6596 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6597 * config/rx/rx.opt: Set the default to 32-bit doubles.
6598 * config/rx/t-rx: Add multilibs for -nofpu option.
6599 * doc/invoke.texi: Update documentation of RX options.
6601 2010-01-06 Richard Guenther <rguenther@suse.de>
6603 * tree-ssa-pre.c (name_to_id): New global.
6604 (alloc_expression_id): Simplify SSA name handling.
6605 (lookup_expression_id): Likewise.
6606 (init_pre): Zero name_to_id.
6607 (fini_pre): Free it.
6609 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6611 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6613 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6616 * config/i386/sse.md (smaxv2di3): New.
6617 (umaxv2di3): Likewise.
6618 (sminv2di3): Likewise.
6619 (uminv2di3): Likewise.
6621 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6624 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6625 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6626 (legitimize_tls_address): Likewise.
6627 (sparc_tls_referenced_p): Likewise.
6628 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6629 and adjust calls to legitimize_pic_address.
6630 (legitimate_constant_p) Use sparc_tls_referenced_p.
6631 (legitimate_pic_operand_p): Likewise.
6632 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6633 (sparc_tls_symbol_ref_1): Delete.
6634 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6635 (legitimize_tls_address): Make static, handle CONST patterns.
6636 (legitimize_pic_address): Make static, remove unused parameter and
6637 adjust recursive calls.
6638 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6639 and adjust call to legitimize_pic_address.
6640 (sparc_output_mi_thunk): Likewise.
6642 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6643 H.J. Lu <hongjiu.lu@intel.com>
6646 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6647 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6648 operands to make them signed.
6651 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6654 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6655 GTU to GT for V4SI and V2DI.
6657 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6658 (umin<mode>3): Removed.
6660 (uminv4si3): Likewise.
6662 2010-01-05 Martin Jambor <mjambor@suse.cz>
6664 PR tree-optimization/42462
6665 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6666 current_function_decl to helper functions and macros.
6668 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6671 * flags.h: Don't include real.h.
6672 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6673 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6674 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6675 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6676 * dominance.c: Update copyright.
6677 * gimple.c (walk_gimple_op): Remove inline.
6678 * tree-ssa-reassoc.c: Include real.h.
6679 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6680 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6682 2010-01-05 Nick Clifton <nickc@redhat.com>
6684 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6685 register to push into the stack frame when the accumulator has to
6686 be saved during interrupts.
6688 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6690 * doc/invoke.texi: Remove the documentation about option
6692 * common.opt (Wunreachable-code): Preserved for backward
6694 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6695 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6696 the backward compatibility flag section.
6698 2010-01-05 Richard Guenther <rguenther@suse.de>
6700 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6702 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6705 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6707 PR tree-optimization/42508
6708 * tree-sra.c (convert_callers): Check for recursive call
6709 by comparing cgraph nodes instead of decls.
6710 (modify_function): Call ipa_modify_formal_parameters also
6711 on all same_body aliases.
6713 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6714 cgraph nodes when checking for same_body aliases.
6716 2010-01-05 Richard Guenther <rguenther@suse.de>
6718 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6719 allocation and lookup.
6720 (get_or_alloc_expr_for_constant): Likewise.
6721 (phi_translate): Sink allocation.
6723 2010-01-04 Richard Guenther <rguenther@suse.de>
6725 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6726 a new entry only if needed.
6727 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6728 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6730 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6732 (phi_translate): Handle CONSTANTs early.
6734 2010-01-04 Martin Jambor <mjambor@suse.cz>
6736 PR tree-optimization/42398
6737 * tree-sra.c (struct access): Removed flag grp_different_types.
6738 (dump_access): Do not dump the removed flag.
6739 (sort_and_splice_var_accesses): Do not set the removed flag.
6740 (sra_modify_expr): Check for type compatibility directly.
6742 2010-01-04 Martin Jambor <mjambor@suse.cz>
6744 PR tree-optimization/42366
6745 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6746 edges with variable number of parameters.
6747 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6748 flag instead of asserting it.
6749 (ipa_read_node_info): Read uses_analysis_done flag.
6751 2010-01-04 Richard Guenther <rguenther@suse.de>
6753 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6754 iterative_hash_* as intended.
6755 (vn_reference_compute_hash): Likewise. Simplify hashing
6757 (vn_reference_lookup_2): Likewise.
6758 (vn_nary_op_compute_hash): Likewise.
6759 (vn_phi_compute_hash): Likewise.
6760 (expressions_equal_p): Remove strange code.
6761 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6762 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6763 (bitmap_insert_into_set_1): Take value-id as parameter.
6764 (add_to_value): Pass it.
6765 (bitmap_insert_into_set): Likewise.
6766 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6768 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6771 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6772 (do_self_spec): For switches with SWITCH_IGNORE set set also
6773 SWITCH_IGNORE_PERMANENTLY.
6774 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6777 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6779 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6780 tree of an unreferenced global var.
6782 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6785 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6786 GTU to GT for V4SI and V2DI.
6788 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6789 (umin<mode>3): Removed.
6791 (uminv4si3): Likewise.
6793 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6796 * collect2.c (main): Turn on trace in collect2 if -v is passed
6799 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6801 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6802 description of expression operand.
6804 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6806 * configure.ac: Add install-html to target_list for Make-hooks.
6807 * configure: Regenerate.
6808 * fortran/Make-lang.in (F95_HTMLFILES): New.
6809 (fortran.html): Use it.
6810 (fortran.install-html): New.
6811 * Makefile.in (install-html): Add lang.install-html.
6812 * java/Make-lang.in (JAVA_HTMLFILES): New.
6813 (java.html): Use it.
6814 (java.install-html): New.
6815 * objc/Make-lang.in (objc.install-html): New.
6816 * objcp/Make-lang.in (obj-c++.install-html): New.
6817 * cp/Make-lang.in (c++.install-html): New.
6818 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6819 * lto/Make-lang.in (lto.install-html): New.
6821 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6824 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6826 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6828 PR rtl-optimization/41862
6829 * store-motion.c (store_killed_in_insn, compute_store_table,
6830 remove_reachable_equiv_notes, replace_store_insn,
6831 build_store_vectors): Ignore all DEBUG_INSNs.
6833 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6836 * common.opt: Add dumpdir.
6838 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6840 (option_map): Add --dumpdir.
6842 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6844 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6846 * opts.c (decode_options): Try dump_dir_name first if
6847 dump_base_name isn't an absolute path.
6848 (common_handle_option): Handle OPT_dumpdir.
6850 * toplev.c (dump_dir_name): New.
6851 (print_switch_values): Also ignore -dumpdir.
6853 * toplev.h (dump_dir_name): New.
6855 2010-01-03 Richard Guenther <rguenther@suse.de>
6857 PR tree-optimization/42589
6858 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6859 double-word expansion of bswap32.
6861 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6863 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6864 with BLOCK_FOR_INSN.
6865 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6866 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6867 noce_process_if_block): Likewise.
6868 * gcse.c (compute_local_properties, insert_expr_in_table,
6869 insert_set_in_table, canon_list_insert, find_avail_set,
6870 pre_insert_copy_insn): Likewise.
6872 * basic-block.h (BLOCK_NUM): Move from here...
6873 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6875 2010-01-03 Richard Guenther <rguenther@suse.de>
6877 PR tree-optimization/42438
6878 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6879 contains_may_not_return_call flag.
6880 (BB_MAY_NOTRETURN): New.
6881 (valid_in_sets): Trapping nary operations are not valid
6882 in blocks that may not return.
6883 (insert_into_preds_of_block): Remove check for trapping expressions.
6884 (compute_avail): Compute also BB_MAY_NOTRETURN.
6886 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6888 * doc/invoke.texi: Add 2010 to copyright years.
6890 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6892 * config/sparc/sparc.c: Fix formatting nits.
6894 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6895 Alexander Monakov <amonakov@ispras.ru>
6897 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6899 2010-01-02 Richard Guenther <rguenther@suse.de>
6902 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6903 (simplify_switch_using_ranges): Mark to be removed edges
6906 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6908 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6910 * collect2.c (scan_libraries): Add missing argument in call to
6913 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6916 * config/alpha/predicates.md (aligned_memory_operand): Return false
6918 (unaligned_memory_operand): Return true for CQImode.
6919 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6920 doesn not cross aligned SImode word boundary.
6922 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6924 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6926 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6927 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6929 2010-01-02 Richard Guenther <rguenther@suse.de>
6932 * toplev.c (compile_file): Emit LTO marker properly. Change
6934 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6936 2010-01-01 Richard Guenther <rguenther@suse.de>
6939 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6941 2010-01-01 Richard Guenther <rguenther@suse.de>
6944 * c-decl.c (grokdeclarator): For zero-size arrays force
6945 structural equality checks as layout_type does.
6947 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6949 * builtins.c: Update copyright to 2010.
6951 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6954 * lto-streamer-out.c (produce_asm): Revert the last change.
6955 (copy_function): Likewise.
6957 * lto-streamer.c (lto_get_section_name): Skip any leading
6960 2010-01-01 Richard Guenther <rguenther@suse.de>
6963 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6967 Copyright (C) 2010 Free Software Foundation, Inc.
6969 Copying and distribution of this file, with or without modification,
6970 are permitted in any medium without royalty provided the copyright
6971 notice and this notice are preserved.