1 2010-04-21 Jan Hubicka <jh@suse.cz>
3 * varpool.c (decide_is_variable_needed): Variable is always needed
6 2010-04-21 Jan Hubicka <jh@suse.cz>
8 * opts.c (decode_options): Enable pure-const pass for whopr.
10 2010-04-21 Jan Hubicka <jh@suse.cz>
12 * cgraph.c (dump_cgraph_node): Dump also assembler name.
13 * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
15 (cgraph_decide_inlining): Do not expect callee to be removed in all
18 2010-04-21 Eric B. Weddington <eric.weddington@atmel.com>
20 * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
22 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
24 * config/i386/i386.md (x86_shrd): Add athlon_decode and
25 amdfam10_decode attributes.
27 2010-04-21 Jakub Jelinek <jakub@redhat.com>
30 * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
31 OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
32 (lower_copyprivate_clauses): Use private var in outer
33 context instead of original var. Make sure the types
36 2010-04-21 Richard Guenther <rguenther@suse.de>
38 * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
39 to non-pointer objects.
41 2010-04-21 Jakub Jelinek <jakub@redhat.com>
43 * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument. Drop
44 last chain entry if it starts with the still current label.
45 (add_location_or_const_value_attribute): Check that
46 loc_list->first->next is NULL instead of comparing ->first with
48 (dwarf2out_var_location): Pass last_label resp. last_postcall_label
49 to add_var_loc_to_decl.
51 * dwarf2out.c (output_call_frame_info): For dw_cie_version
52 >= 4 add also address size and segment size fields into CIE
55 * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
56 long as address size is the same as sizeof (void *) and
58 * unwind-dw2-fde.c (get_cie_encoding): Likewise. If
59 address size or segment size is unexpected, return DW_EH_PE_omit.
60 (classify_object_over_fdes): If get_cie_encoding returned
61 DW_EH_PE_omit, return -1.
62 (init_object): If classify_object_over_fdes returned -1,
63 pretend there were no FDEs at all.
65 2010-04-21 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (bswap<mode>2): Macroize expander from
68 bswap{si,di}2 using SWI48 mode iterator.
69 (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
70 SWI48 mode iterator. Set type attribute of bswap insn to bitmanip,
71 set modrm attribute of bswap insn to 0 and remove length attribute.
72 (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
73 iterator. Set type attribute to bitmanip, set modrm attribute to 0,
74 set mode attribute to <MODE> and remove length attribute.
76 2010-04-20 James E. Wilson <wilson@codesourcery.com>
78 PR rtl-optimization/43520
79 * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
80 zero available registers.
82 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
84 * builtins.c (fold_builtin_cproj): Fold more cases.
86 2010-04-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
88 * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
89 (fold_builtin_1): Fold builtin cproj.
90 * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
91 Use ATTR_CONST_NOTHROW_LIST.
93 2010-04-20 Uros Bizjak <ubizjak@gmail.com>
95 * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
96 and ffsdi2 using SWI48 mode iterator. Expand SImode insn through
97 ffsi2_no_cmove for !TARGET_CMOVE.
98 (ffssi2_no_cmove): Rename from *ffs_no_cmove. Make public.
99 (ffssi2): Remove expander.
100 (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
102 (ctz<mode>2): Ditto from ctz{si,di}2.
103 (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
105 (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
108 2010-04-20 Jakub Jelinek <jakub@redhat.com>
110 * dwarf2out.c (AT_linkage_name): Define.
111 (clone_as_declaration): Handle DW_AT_linkage_name.
112 (add_name_and_src_coords_attributes): Use AT_linkage_name instead
113 of DW_AT_MIPS_linkage_name.
114 (move_linkage_attr): Likewise.
115 (dwarf2out_finish): Likewise.
117 2010-04-20 Xinliang David Li <davidxl@gcc.gnu.org>
120 * fold-const.c (fold_comparison): New folding rule.
122 2010-04-20 Anatoly Sokolov <aesok@post.ru>
124 * double-int.h (double_int_setbit): Declare.
125 * double-int.c (double_int_setbit): New function.
126 * rtl.h (immed_double_int_const): Declare.
127 * emit-rtl.c (immed_double_int_const): New function.
128 * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
129 and immed_double_int_const functions.
130 * optabs.c (expand_absneg_bit, expand_copysign_absneg,
131 expand_copysign_bit): (Ditto.).
132 * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
133 * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
134 * dojump.c (prefer_and_bit_test): (Ditto.).
135 * expr.c (convert_modes, reduce_to_bit_field_precision,
136 const_vector_from_tree): (Ditto.).
137 * expmed.c (mask_rtx, lshift_value): (Ditto.).
139 2010-04-20 Jan Hubicka <jh@suse.cz>
141 * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
142 (dump_cgraph_node): Dump new flags.
143 * cgraph.h (struct cgraph_node): Add flags
144 reachable_from_other_partition and in_other_partition.
145 (cgraph_can_remove_if_no_direct_calls_p): Functions used by
146 other partition can not be removed.
147 * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
148 the other partition must be output; silence sanity checking on
149 leaking functions bodies from other paritition.
150 * lto-cgraph.c (reachable_from_other_partition_p): New function.
151 (lto_output_node): Output new flags; do not sanity check that inline
152 clones are output; drop lto_forced_extern_inline_p code; do not mock
153 visibility flags at partition boundaries.
154 (add_node_to): New function.
155 (output_cgraph): Use it to sort functions so masters appear before
157 (input_overwrite_node): Input new flags.
158 * passes.c (ipa_write_summaries): Do not call
159 lto_new_extern_inline_states.
160 * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
161 lto_delete_extern_inline_states, lto_force_functions_extern_inline,
162 lto_forced_extern_inline_p): Kill.
163 * lto-streamer.h (lto_new_extern_inline_states,
164 * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
165 lto_forced_extern_inline_p): Kill.
167 2010-04-20 Richard Guenther <rguenther@suse.de>
169 * tree-ssa-structalias.c (do_sd_constraint): Add edges only
170 from vars that can have pointers.
171 (process_constraint): Dump useless constraints.
173 2010-04-20 Richard Guenther <rguenther@suse.de>
175 * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
176 (dump_sa_points_to_info): Remove asserts.
177 (init_base_vars): nothing_id isn't an escape point nor does it
180 2010-04-20 Jakub Jelinek <jakub@redhat.com>
182 * tree.h (TYPE_REF_IS_RVALUE): Define.
183 * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
184 should_move_die_to_comdat, prune_unused_types_walk): Handle
185 DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
186 (modified_type_die, gen_reference_type_die): Emit
187 DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
188 if TYPE_REF_IS_RVALUE and -gdwarf-4.
190 2010-04-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
193 * config/s390/s390.c (s390_emit_call): Turn direct into indirect
194 calls for -fpic -m31 if they have been sibcall optimized.
196 2010-04-19 James E. Wilson <wilson@codesourcery.com>
198 * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
199 ar.lc fixed and call-used.
201 * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
203 2010-04-19 Jan Hubicka <jh@suse.cz>
205 * opts.c (decode_options): Disable whpr incompatible passes.
206 * lto/lto.c (lto_1_to_1_map): Skip clones.
207 (read_cgraph_and_symbols): Do not mark everything as needed.
208 (do_whole_program_analysis): Do map only after optimizing;
209 set proper cgraph_state; use passmanager.
211 2010-04-19 DJ Delorie <dj@redhat.com>
213 * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
214 POINTER_PLUS_EXPR and fix them.
216 2010-04-19 Eric B. Weddington <eric.weddington@atmel.com>
218 * config/avr/avr-devices.c (avr_mcu_types): Add support for new
219 devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
220 attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
221 atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
222 atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
223 atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
224 atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
225 atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
226 m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
227 atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
228 * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
230 2010-04-19 Eric Botcazou <ebotcazou@adacore.com>
232 * ifcvt.c (noce_try_cmove_arith): Fix long lines.
233 (check_cond_move_block): Likewise.
234 (cond_move_process_if_block): Likewise.
235 (noce_find_if_block): Improve formatting.
236 (find_if_header): Pass 0 to memset and tweak conditions.
237 (cond_exec_find_if_block): Fix long lines and tweak conditions.
239 2010-04-19 Jakub Jelinek <jakub@redhat.com>
241 * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
245 * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
246 with non-local decl doesn't need chain.
248 2010-04-19 Vladimir Makarov <vmakarov@redhat.com>
250 * ira-color.c (allocno_reload_assign): Avoid accumulating
251 reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
253 2010-04-19 Martin Jambor <mjambor@suse.cz>
255 * gimple.h (create_tmp_reg): Declare.
256 * gimplify.c (create_tmp_reg): New function.
257 (gimplify_return_expr): Use create_tmp_reg.
258 (gimplify_omp_atomic): Likewise.
259 (gimple_regimplify_operands): Likewise.
260 * tree-dfa.c (make_rename_temp): Likewise.
261 * tree-predcom.c (predcom_tmp_var): Likewise.
262 (reassociate_to_the_same_stmt): Likewise.
263 * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
264 (get_replaced_param_substitute): Likewise.
265 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
266 * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
267 * tree-ssa-pre.c (get_representative_for): Likewise.
268 (create_expression_by_pieces): Likewise.
269 * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
270 (create_tailcall_accumulator): Likewise.
272 2010-04-19 Martin Jambor <mjambor@suse.cz>
274 * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
276 (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
278 2010-04-19 Richard Guenther <rguenther@suse.de>
280 PR tree-optimization/43796
281 * tree-vrp.c (adjust_range_with_scev): Lookup init and step
282 from SCEV in the lattice.
283 (vrp_visit_phi_node): Dump change.
285 2010-04-19 Richard Guenther <rguenther@suse.de>
287 * configure.ac: Fix quoting around elf_getshstrndx ABI check.
288 * configure: Re-generated.
290 2010-04-19 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/43783
293 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
294 constant ARRAY_REF operands two and three if possible.
296 2010-04-19 Uros Bizjak <ubizjak@gmail.com>
299 * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
301 2010-04-19 Jie Zhang <jie@codesourcery.com>
304 * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
306 2010-04-19 Ira Rosen <irar@il.ibm.com>
308 PR tree-optimization/37027
309 * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
310 and macro to access it.
311 (vectorizable_reduction): Add argument.
312 (vect_get_slp_defs): Likewise.
313 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
314 statements for possible use in SLP.
315 (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
316 (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
317 (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
319 (vectorizable_reduction): Likewise.
320 * tree-vect-stmts.c (vect_get_vec_defs): Update call to
322 (vectorizable_type_demotion, vectorizable_type_promotion,
323 vectorizable_store): Likewise.
324 (vect_analyze_stmt): Update call to vectorizable_reduction.
325 (vect_transform_stmt): Likewise.
326 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
327 (vect_build_slp_tree): Fix indentation. Check that there are no loads
328 from different interleaving chains in same node.
329 (vect_slp_rearrange_stmts): New function.
330 (vect_supported_load_permutation_p): Allow load permutations for
331 reductions. Call vect_slp_rearrange_stmts() to rearrange statements
332 inside SLP nodes if necessary.
333 (vect_analyze_slp_instance): Handle reductions.
334 (vect_analyze_slp): Try to build SLP instances originating from groups
336 (vect_detect_hybrid_slp_stmts): Skip reduction statements.
337 (vect_get_constant_vectors): Create initial vectors for reductions
338 according to reduction code. Add new argument.
339 (vect_get_slp_defs): Add new argument, pass it to
340 vect_get_constant_vectors.
341 (vect_schedule_slp_instance): Remove SLP tree root statements.
343 2010-04-19 Jakub Jelinek <jakub@redhat.com>
345 * tree.h (ENUM_IS_SCOPED): Define.
346 * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
347 for ENUM_IS_SCOPED enums.
349 2010-04-18 Eric Botcazou <ebotcazou@adacore.com>
351 * fold-const.c (fold_comparison): Use ssizetype.
352 * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
353 * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
354 * tree-loop-distribution.c (build_size_arg_loc): Likewise.
355 * tree-object-size.c (compute_object_sizes): Use size_type_node.
357 * tree.h (initialize_sizetypes): Remove parameter.
358 (build_common_tree_nodes): Remove second parameter.
359 * stor-layout.c (initialize_sizetypes): Remove parameter.
360 Always create an unsigned type.
361 (set_sizetype): Assert that the passed type is unsigned and simplify.
362 * tree.c (build_common_tree_nodes): Remove second parameter.
363 Adjust call to initialize_sizetypes.
364 * c-decl.c (c_init_decl_processing): Remove second argument in call to
365 build_common_tree_nodes.
367 2010-04-18 Matthias Klose <doko@ubuntu.com>
369 * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
371 2010-04-18 Ira Rosen <irar@il.ibm.com>
373 PR tree-optimization/43771
374 * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
375 load permutation doesn't have gaps.
377 2010-04-18 Jan Hubicka <jh@suse.cz>
379 * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
380 (sse_prologue_save_insn expander): Use new pattern.
381 (sse_prologue_save_insn1): New pattern and splitter.
382 (sse_prologue_save_insn): Update to deal also with 64bit aligned
384 * i386.c (setup_incoming_varargs_64): Do not compute jump
386 (ix86_gimplify_va_arg): Update alignment needed.
387 (ix86_local_alignment): Do not align all local arrays to 128bit.
389 2010-04-17 Jan Hubicka <jh@suse.cz>
391 * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
393 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
395 * arm.md (negdi2): Remove redundant code to force values into a
398 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
400 * arm/bpabi.S: Add EABI alignment attributes to objects.
401 * arm/bpabi-v6m.S: Likewise.
402 * arm/crti.asm: Likewise.
403 * arm/crtn.asm: Likewise.
404 * arm/lib1funcs.asm: Likewise.
405 * arm/libunwind.S: Likewise.
407 2010-04-17 Richard Earnshaw <rearnsha@arm.com>
409 * arm-protos.h (tune_params): New structure.
410 * arm.c (current_tune): New variable.
411 (arm_constant_limit): Delete.
412 (struct processors): Add pointer to the tune parameters.
413 (arm_slowmul_tune): New tuning option.
414 (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
415 (all_cores): Adjust to pick up the tuning model.
416 (arm_constant_limit): New function.
417 (arm_override_options): Select the appropriate tuning model. Delete
418 initialization of arm_const_limit.
419 (arm_split_constant): Use the new constant-limit model.
420 (arm_rtx_costs): Pick up the current tuning model.
421 * arm.md (is_strongarm, is_xscale): Delete.
422 * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
423 for Xscale variant architectures.
424 (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
426 2010-04-17 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
428 * config/arm/arm.c (arm_gen_constant): Remove unused variable
430 (arm_rtx_costs_1): Remove unused variable extra_cost.
431 (arm_unwind_emit_set): Use variable offset.
432 (thumb1_output_casesi): Remove unused variable flags.
434 2010-04-16 Jeff Law <law@redhat.com>
436 * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
437 needing assignment rather than doing a two-phase assignment. Remove
440 2010-04-16 Jakub Jelinek <jakub@redhat.com>
443 * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
445 2010-04-16 Doug Kwan <dougkwan@google.com>
447 * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
448 (next_operand_entry_id): New static variable.
449 (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
450 (add_to_ops_vec): Assigned unique ID to operand entry.
451 (struct oecount_s): New field ID.
452 (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
453 (undistribute_ops_list): Assign unique IDs to oecounts.
454 (init_reassoc): reset next_operand_entry_id.
456 2010-04-16 Doug Kwan <dougkwan@google.com>
458 * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
459 missing left parenthesis.
461 2010-04-16 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
464 *btdi_rex64 using SWI48 mode iterator.
465 (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
466 (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
467 *jcc_btdi_mask_rex64.
469 2010-04-16 Anatoly Sokolov <aesok@post.ru>
471 * double-int.h (tree_to_double_int): Convert to macro.
472 * double-int.c (tree_to_double_int): Remove.
474 2010-04-16 Jakub Jelinek <jakub@redhat.com>
477 * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
478 with want_address 2 and in case a single element list might be
479 possible, call it again with want_address 0.
481 2010-04-12 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
483 * config/h8300/h8300.c (print_operand) : Modify case 'V' and
484 case 'W' print operands for HI mode.
485 * config/h8300/h8300.h (Y0, Y2) : New constraints.
486 * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
487 (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
488 * config/h8300/predicate.md (bit_register_indirect_operand): New.
490 * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
492 * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
493 cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
494 #xx:3 and #xx:4 mode.
496 * config/h8300/h8300.md (inverted load with HImode dest): Add
499 * config/h8300/predicate.md (bit_operand): Allow immediate values that
500 satisfy 'U' constraint.
502 2010-04-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
504 * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
505 * configure: Regenerate.
506 * config.in: Regenerate.
507 * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
510 2010-04-16 Richard Guenther <rguenther@suse.de>
512 * tree.h (struct tree_decl_minimal): Move pt_uid ...
513 (struct tree_decl_common): ... here.
514 (DECL_PT_UID): Adjust.
515 (SET_DECL_PT_UID): Likewise.
516 (DECL_PT_UID_SET_P): Likewise.
518 2010-04-16 Richard Guenther <rguenther@suse.de>
520 PR tree-optimization/43572
521 * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
522 * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
523 * tree-flow.h (is_call_clobbered): Remove.
524 * tree-flow-inline.h (is_call_clobbered): Likewise.
525 * tree-dfa.c (dump_variable): Do not dump call clobber state.
526 * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
527 (execute_return_slot_opt): Adjust.
528 * tree-tailcall.c (suitable_for_tail_opt_p): Remove
529 check for call clobbered vars here.
530 (find_tail_calls): Move tailcall verification to the
533 2010-04-16 Diego Novillo <dnovillo@google.com>
535 * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
537 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
540 * config/arm/arm.md (cbranchqi4): New pattern.
541 * config/arm/predicates.md (const0_operand,
542 cbranchqi4_comparison_operator): New predicates.
544 2010-04-16 Richard Guenther <rguenther@suse.de>
546 * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
547 (dump_gimple_stmt): Likewise.
549 2010-04-16 Bernd Schmidt <bernds@codesourcery.com>
551 * recog.h (struct recog_data): New field is_operator.
552 (struct insn_operand_data): New field is_operator.
553 * recog.c (extract_insn): Set recog_data.is_operator.
554 * genoutput.c (output_operand_data): Emit code to set the
556 * reload.c (find_reloads): Use it rather than testing for an
557 empty constraint string.
560 * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
561 If the previous insn is a cbranchsi4_insn with the same arguments,
562 omit the compare instruction.
564 * config/arm/arm.md (addsi3_cbranch): If destination is a high
565 register, inputs must be low registers and we need a low register
566 scratch. Handle alternative 2 like alternative 3.
568 2010-04-16 Jakub Jelinek <jakub@redhat.com>
570 * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
571 don't call get_addr on both. If one expression is a VALUE and
572 the other a REG, check VALUE's locs if the REG isn't among them.
574 2010-04-16 Christian Bruel <christian.bruel@st.com>
576 * config/sh/sh.h (sh_frame_pointer_required): New function.
577 * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
578 (flag_omit_frame_pointer) Set.
579 (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
580 (rounded_frame_size): Adjust size with outgoing_args_size.
581 (sh_set_return_address): Must return from stack pointer.
582 * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
583 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
584 (ACCUMULATE_OUTGOING_ARGS): Define.
585 * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
586 * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
588 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
591 * config/sh/sh.c (sh_legitimize_reload_address): Use
592 MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
593 Remove a unneeded check for offset_base.
595 2010-04-15 H.J. Lu <hongjiu.lu@intel.com>
597 * configure: Regenerated.
599 2010-04-15 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
601 * config/s390/s390.c (s390_call_save_register_used): Switch back
604 2010-04-15 Richard Guenther <rguenther@suse.de>
606 * alias.c (alias_set_subset_of): Handle alias-set zero
609 2010-04-15 Mark Shinwell <shinwell@codesourcery.com>
610 Julian Brown <julian@codesourcery.com>
612 * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
613 alternatives according to use of high and low regs.
614 * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
615 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
616 optimizing for size on Thumb-2.
618 2010-04-15 Thomas Schwinge <tschwinge@gnu.org>
620 * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
622 2010-04-15 Richard Guenther <rguenther@suse.de>
624 * tree-ssa-structalias.c (struct variable_info): Add
626 (new_var_info): Initialize it.
627 (dump_constraints): Support printing last added constraints.
628 (debug_constraints): Adjust.
629 (dump_constraint_graph): Likewise.
630 (make_heapvar_for): Check for NULL cfun.
631 (get_function_part_constraint): New function.
632 (get_fi_for_callee): Likewise.
633 (find_func_aliases): Properly implement IPA PTA constraints.
634 (process_ipa_clobber): New function.
635 (find_func_clobbers): Likewise.
636 (insert_into_field_list_sorted): Remove.
637 (create_function_info_for): Properly allocate vars for IPA mode.
638 Do not use insert_into_field_list_sorted.
639 (create_variable_info_for): Properly generate constraints for
640 global vars in IPA mode.
641 (dump_solution_for_var): Always dump the solution.
642 (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
643 (find_what_var_points_to): Adjust.
644 (pt_solution_set): Change.
645 (pt_solution_ior_into): New function.
646 (pt_solution_empty_p): Export.
647 (pt_solution_includes_global): Adjust.
648 (pt_solution_includes_1): Likewise.
649 (pt_solutions_intersect_1): Likewise.
650 (dump_sa_points_to_info): Check some invariants.
651 (solve_constraints): Move constraint dumping ...
652 (compute_points_to_sets): ... here.
653 (ipa_pta_execute): ... and here.
654 (compute_may_aliases): Do not re-compute points-to info
655 locally if IPA info is available.
656 (ipa_escaped_pt): New global var.
657 (ipa_pta_execute): Properly implement IPA PTA.
658 * tree-into-ssa.c (dump_decl_set): Support dumping
659 decls not in referenced-vars.
660 * tree-flow.h (struct gimple_df): Add ipa_pta flag.
661 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
662 (dump_points_to_solution): Likewise.
663 * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
664 * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
665 (remap_gimple_stmt): Reset call clobber/use information if necessary.
666 (copy_decl_to_var): Copy DECL_PT_UID.
667 (copy_result_decl_to_var): Likewise.
668 * tree.c (make_node_stat): Initialize DECL_PT_UID.
669 (copy_node_stat): Copy it.
670 * tree.h (DECL_PT_UID): New macro.
671 (SET_DECL_PT_UID): Likewise.
672 (DECL_PT_UID_SET_P): Likewise.
673 (struct tree_decl_minimal): Add pt_uid member.
674 * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
675 (pt_solution_empty_p): Declare.
676 (pt_solution_set): Adjust.
677 (ipa_escaped_pt): Declare.
678 * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
679 * gimple-pretty-print.c (pp_points_to_solution): New function.
680 (dump_gimple_call): Dump call clobber/use information.
681 * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
682 * tree-pass.h (TDF_ALIAS): New dump option.
683 * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
684 * doc/invoke.texi (-fipa-pta): Update documentation.
686 2010-04-15 Richard Guenther <rguenther@suse.de>
688 * Makefile.in (OBJS-common): Add gimple-fold.o.
689 (gimple-fold.o): New rule.
690 * tree.h (maybe_fold_offset_to_reference,
691 maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
693 * gimple.h: ... here.
694 * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
695 may_propagate_address_into_dereference): Move prototypes ...
696 * gimple.h: ... here.
697 * tree-ssa-ccp.c (get_symbol_constant_value,
698 may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
699 maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
700 maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
701 maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
702 ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
703 fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
704 gimplify_and_update_call_from_tree): Move ...
705 * gimple-fold.c: ... here. New file.
706 (ccp_fold_builtin): Rename to ...
707 (gimple_fold_builtin): ... this.
708 * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
710 2010-04-15 Richard Guenther <rguenther@suse.de>
712 * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
713 fit_double_type, force_fit_type_double, add_double_with_sign,
714 neg_double, mul_double_with_sign, lshift_double, rshift_double,
715 lrotate_double, rrotate_double, div_and_round_double): Move ...
716 * double-int.c: ... here.
717 * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
718 add_double, neg_double, mul_double_with_sign, mul_double,
719 lshift_double, rshift_double, lrotate_double, rrotate_double,
720 div_and_round_double): Move prototypes ...
721 * double-int.h: ... here.
723 2010-04-15 Bernd Schmidt <bernds@codesourcery.com>
726 * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use
727 matching constraints to ensure inputs match the output.
729 2010-04-15 Kaz Kojima <kkojima@gcc.gnu.org>
732 * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
733 in an input-only operand.
735 2010-04-15 Anatoly Sokolov <aesok@post.ru>
737 * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
738 (double_int_not, double_int_lshift, double_int_rshift): Declare.
739 (double_int_negative_p): Convert to static inline function.
740 * double-int.c (double_int_lshift, double_int_lshift): Add new function.
741 (double_int_negative_p): Remove.
742 * tree.h (lshift_double, rshift_double):
743 * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
744 * fold-const.c (fold_convert_const_int_from_real,
745 fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
746 (lshift_double): Change type of arith argument to bool.
747 (rshift_double): Change type of arith argument to bool. Correct
749 * expmed.c (mask_rtx, lshift_value): (Ditto.).
751 2010-04-14 Bernd Schmidt <bernds@codesourcery.com>
754 * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
755 at the start and end of the then/else blocks, and omit them from the
757 * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE
758 argument; all callers changed. Pass zero to old_insns_match_p instead.
759 (flow_find_head_matching_sequence): New function.
760 (old_insns_match_p): Check REG_EH_REGION notes for calls.
761 * basic-block.h (flow_find_cross_jump,
762 flow_find_head_matching_sequence): Declare functions.
764 2010-04-14 Jason Merrill <jason@redhat.com>
767 * c-common.c (attribute_takes_identifier_p): New fn.
768 * c-common.h: Declare it.
770 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
772 * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
774 (*udivmod<mode>4): Ditto.
776 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
778 * config/i386/i386.md (maxmin_int): Rename code attribute from
779 maxminiprefix and update all users.
780 (maxmin_float): Ditto from maxminfprefix.
781 (logic): Ditto from logicprefix.
782 (absneg_mnemonic): Ditto from absnegprefix.
783 * config/i386/mmx.md: Update all users of maxminiprefix,
784 maxminfprefix and logicprefix for rename.
785 * config/i386/sse.md: Ditto.
786 * config/i386/sync.md (sync_<code><mode>): Update for
789 2010-04-14 Manuel López-Ibáñez <manu@gcc.gnu.org>
792 * diagnostics.c (diagnostic_report_diagnostic): Mark specially
793 warnings converted to errors.
795 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
797 * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
798 used insn_type variable.
799 (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
800 to avoid set-but-not-used warning.
802 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
804 * df-core.c (df_ref_debug): Change format string placeholder
806 * dwarf2asm.c (dw2_asm_output_data_raw,
807 dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
808 dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
809 * dwarf2out.c (output_cfi, output_cfi_directive,
810 dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
811 output_cfa_loc_raw, output_die, output_ranges, output_file_names):
813 * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
814 * print-rtl.c (print_rtx): Ditto.
816 2010-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
819 * builtins.c (expand_builtin_pow_root): New function to expand pow
820 calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
821 series of sqrt and cbrt calls under -ffast-math.
822 (expand_builtin_pow): Call it.
824 2010-04-14 Michael Matz <matz@suse.de>
826 PR tree-optimization/42963
827 * tree-cfg.c (touched_switch_bbs): New static variable.
828 (group_case_labels_stmt): New function broken out from ...
829 (group_case_labels): ... here, use the above.
830 (start_recording_case_labels): Allocate touched_switch_bbs.
831 (end_recording_case_labels): Deallocate it, call
832 group_case_labels_stmt.
833 (gimple_redirect_edge_and_branch): Remember index of affected BB.
835 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
837 * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
840 2010-04-14 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
844 2010-04-13 Jan Hubicka <jh@suse.cz>
846 * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
847 of optimized out static functions.
848 (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
849 cost computation. Also sanity check for overflows.
850 (update_caller_keys): Update cgraph_edge_badness call; properly
851 update fibheap and sanity check that it is up to date.
852 (add_new_edges_to_heap): Update cgraph_edge_badness.
853 (cgraph_decide_inlining_of_small_function): Likewise;
854 add sanity checking that badness in heap is up to date;
855 improve dumping of reason; Update badness of calls to the
856 offline copy of function currently inlined; dump badness
857 of functions not inlined because of unit growth limits.
859 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
862 * c-common.c (pointer_int_sum): Disregard overflow that occured only
863 because of sign-extension change when converting to sizetype here...
864 * fold-const.c (fold_convert_const_int_from_int): ...and not here.
866 * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
867 the folding to constants. Remove redundant final conversion.
868 (fold_binary) <associate>: Do not associate if the re-association of
869 constants alone overflows.
870 (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
871 to the end of the list.
872 (multiple_of_p) <COND_EXPR>: New case.
874 2010-04-13 Manuel López-Ibáñez <manu@gcc.gnu.org>
876 * opt-functions.awk (opt_sanitized_name): New.
878 * optc-gen.awk: Use it
879 * opth-gen.awk: Use it.
881 2010-04-13 Martin Jambor <mjambor@suse.cz>
883 * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
884 (sra_modify_assign): Delete stmts loading dead data even if racc has no
885 children. Call replace_uses_with_default_def_ssa_name to handle
888 2010-04-13 Michael Matz <matz@suse.de>
891 * builtins.c (expand_builtin_interclass_mathfn): Also create
892 a register if the predicate doesn't match.
894 2010-04-13 Diego Novillo <dnovillo@google.com>
896 * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
897 * c-pch.c: Include timevar.h.
898 (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
899 (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
900 * ggc-common.c: Include timevar.h.
901 (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
902 * timevar.def (TV_PCH_SAVE): Define.
903 (TV_PCH_CPP_SAVE): Define.
904 (TV_PCH_PTR_REALLOC): Define.
905 (TV_PCH_PTR_SORT): Define.
906 (TV_PCH_RESTORE): Define.
907 (TV_PCH_CPP_RESTORE): Define.
909 2010-04-13 Michael Matz <matz@suse.de>
911 * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
913 (can_reassociate_p): New function.
914 (break_up_subtract_bb, reassociate_bb): Use it.
916 2010-04-13 Richard Guenther <rguenther@suse.de>
919 * builtins.c (c_readstr): Fix assert.
921 2010-04-13 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
924 when generating cltd insn.
926 (*ashl<mode>3_1): Remove special handling for register operand 2.
927 (*ashlsi3_1_zext): Ditto.
929 (*ashlhi3_1_lea): Ditto.
931 (*ashlqi3_1_lea): Ditto.
932 (*<shiftrt_insn><mode>3_1): Ditto.
933 (*<shiftrt_insn>si3_1_zext): Ditto.
934 (*<shiftrt_insn>qi3_1_slp): Ditto.
935 (*<rotate_insn><mode>3_1): Ditto.
936 (*<rotate_insn>si3_1_zext): Ditto.
937 (*<rotate_insn>qi3_1_slp): Ditto.
939 2010-04-13 Richard Guenther <rguenther@suse.de>
941 * tree-ssa-structalias.c (callused_id): Remove.
942 (call_stmt_vars): New.
943 (get_call_vi): Likewise.
944 (lookup_call_use_vi): Likewise.
945 (lookup_call_clobber_vi): Likewise.
946 (get_call_use_vi): Likewise.
947 (get_call_clobber_vi): Likewise.
948 (make_transitive_closure_constraints): Likewise.
949 (handle_const_call): Adjust to do per-call call-used handling.
950 (handle_pure_call): Likewise.
951 (find_what_var_points_to): Remove general callused handling.
952 (init_base_vars): Likewise.
953 (init_alias_vars): Initialize call_stmt_vars.
954 (compute_points_to_sets): Process call-used and call-clobbered
955 vars for call statements.
956 (delete_points_to_sets): Free call_stmt_vars.
958 2010-04-13 Richard Guenther <rguenther@suse.de>
960 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
961 Only add RW dependence for dependence distance zero.
962 Adjust maximal vectorization factor according to dependences.
963 Move alignment handling ...
964 (vect_find_same_alignment_drs): ... here. New function.
965 (vect_analyze_data_ref_dependences): Adjust.
966 (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
967 (vect_analyze_data_refs): Adjust minimal vectorization factor
968 according to data references.
969 * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
970 dependences before determining the vectorization factor.
971 Analyze alignment after determining the vectorization factor.
972 * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
973 dependences before alignment.
974 * tree-vectorizer.h (vect_analyze_data_ref_dependences):
976 (vect_analyze_data_refs): Likewise.
977 (MAX_VECTORIZATION_FACTOR): New define.
979 2010-04-13 Duncan Sands <baldrick@free.fr>
981 * except.h (lang_eh_type_covers): Remove.
982 * except.c (lang_eh_type_covers): Likewise.
984 2010-04-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
985 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
987 * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
988 * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
989 UNITS_PER_LONG where it is ABI relevant.
990 (s390_return_addr_rtx): Likewise.
991 (s390_back_chain_rtx): Likewise.
992 (s390_frame_area): Likewise.
993 (s390_frame_info): Likewise.
994 (s390_initial_elimination_offset): Likewise.
995 (save_gprs): Likewise.
996 (s390_emit_prologue): Likewise.
997 (s390_emit_epilogue): Likewise.
998 (s390_function_arg_advance): Likewise.
999 (s390_function_arg): Likewise.
1000 (s390_va_start): Likewise.
1001 (s390_gimplify_va_arg): Likewise.
1002 (s390_function_profiler): Likewise.
1003 (s390_optimize_prologue): Likewise.
1004 (s390_rtx_costs): Likewise.
1005 (s390_secondary_reload): Likewise.
1006 (s390_promote_function_mode): Likewise.
1007 (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1008 (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1009 registers available.
1010 (s390_unwind_word_mode): New function.
1011 (s390_function_value): Split 64 bit values into register pair if
1012 used as return value.
1013 (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1014 function call parameters. Handle parallels.
1015 (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1016 (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1017 (DWARF_CIE_DATA_ALIGNMENT): New macro.
1018 (s390_expand_setmem): Remove unused variable src_addr.
1019 * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1020 deal with 64 bit registers.
1021 * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1022 Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1023 (UNITS_PER_LONG): New macro.
1024 * libjava/include/s390-signal.h: Define extended ucontext
1025 structure containing the upper halfs of the 64 bit registers.
1027 2010-04-13 Simon Baldwin <simonb@google.com>
1029 * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1031 2010-04-13 Eric Botcazou <ebotcazou@adacore.com>
1033 * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1034 rvalue on the RHS if the LHS is of a non-renamable type.
1035 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1037 2010-04-13 Matthias Klose <doko@ubuntu.com>
1039 * gcc.c (cc1_options): Handle -iplugindir before processing
1040 the cc1 spec. Only add -iplugindir once.
1041 (cpp_unique_options): Add -iplugindir option if -fplugin* options
1043 * common.opt (iplugindir): Remove `Separate' property, initialize.
1044 * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1046 * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1047 (distclean): Remove plugin dir.
1048 * doc/invoke.texi: Document -iplugindir.
1050 2010-04-13 Basile Starynkevitch <basile@starynkevitch.net>
1052 * doc/plugins.texi (Loading Plugins): Document short
1053 -fplugin=foo option.
1054 (Plugin API): Mention default_plugin_dir_name function.
1056 * gcc.c (find_file_spec_function): Add new declaration.
1057 (static_spec_func): Use it for "find-file".
1058 (find_file_spec_function): Add new function.
1059 (cc1_options): Add -iplugindir option if -fplugin* options found.
1061 * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1063 * plugin.c (add_new_plugin): Updated comment, and handle short
1065 (default_plugin_dir_name): Added new function.
1067 * common.opt (iplugindir): New option to set the plugin directory.
1069 2010-04-12 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.md (any_rotate): New code iterator.
1072 (rotate_insn): New code attribute.
1074 (SWIM124): New mode iterator.
1075 (<rotate_insn>ti3): New expander.
1076 (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1077 any_rotate code iterator.
1078 (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1079 using any_rotate code iterator and SWIM124 mode iterator.
1080 (ix86_rotlti3): New insn_and_split pattern.
1081 (ix86_rotrti3): Ditto.
1082 (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1083 ix86_rotl{di,ti}3 patterns.
1084 (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1085 (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1086 and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1087 *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1088 code iterator and SWI mode iterator.
1089 (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1090 Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1092 (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1093 Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1094 (bswap rotatert splitter): Add splitter.
1095 (bswap splitter): Macroize splitter using any_rotate code iterator.
1096 Add insn predicate to split only for TARGET_USE_XCHGB or when
1097 optimizing function for size.
1099 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1101 * config/pa/pa.c (emit_move_sequence): Remove use of
1102 deleted variable flag_argument_noalias.
1104 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1106 * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1108 Add to unsupported targets list.
1109 * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1110 sparc*-sun-solaris2.[567]* from target lists.
1111 * configure: Regenerate.
1112 * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1114 Remove Solaris 7 patch references.
1115 (Specific, sparc-sun-solaris2.7): Removed.
1116 (sparc-sun-solaris2*): Update Solaris 7 example.
1117 (sparc64-*-solaris2*): Likewise.
1119 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1121 * config.build (alpha*-dec-osf4*): Remove.
1122 * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1123 of obsolete configurations.
1124 (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1126 * config/alpha/t-osf4: Renamed to ...
1127 * config/alpha/t-osf5: ... this.
1128 * config/alpha/osf.h: Renamed to ...
1129 * config/alpha/osf5.h: ... this.
1130 Merged old osf5.h contents.
1132 (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1133 (EXTRA_SPECS): Removed.
1134 * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1135 reflect removal of Tru64 UNIX V4.0/V5.0 support.
1138 2010-04-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1140 * doc/contrib.texi (Contributors, Rainer Orth): Update.
1142 2010-04-12 Kai Tietz <kai.tietz@onevision.com>
1145 * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1146 __thiscall convention.
1148 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1150 * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1152 * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1154 2010-04-12 Steve Ellcey <sje@cup.hp.com>
1156 * function.c (assign_parms_initialize_all): Add unused attribute
1159 2010-04-12 Richard Guenther <rguenther@suse.de>
1161 * gsstruct.def (GSS_CALL): New.
1162 * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1163 * gimple.h: Include tree-ssa-alias.h.
1164 (struct gimple_statement_call): New.
1165 (union gimple_statement_struct_d): Add gimple_call member.
1166 (gimple_call_reset_alias_info): Declare.
1167 (gimple_call_use_set): New function.
1168 (gimple_call_clobber_set): Likewise.
1169 * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1170 * gimple.c (gimple_call_reset_alias_info): New function.
1171 (gimple_build_call_1): Call it.
1172 * lto-streamer-in.c (input_gimple_stmt): Likewise.
1173 * tree-inline.c (remap_gimple_stmt): Likewise.
1174 (expand_call_inline): Remove callused handling.
1175 * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1176 * tree-dfa.c (dump_variable): Likewise.
1177 * tree-parloops.c (parallelize_loops): Likewise.
1178 * tree-ssa.c (init_tree_ssa): Likewise.
1179 (delete_tree_ssa): Likewise.
1180 * tree-flow-inline.h (is_call_used): Remove.
1181 * tree-flow.h (struct gimple_df): Remove callused member.
1182 * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1183 * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1184 (ref_maybe_used_by_call_p_1): Simplify.
1185 (call_may_clobber_ref_p_1): Likewise.
1186 * tree-ssa-structalias.c (compute_points_to_sets): Set
1187 the call stmt used and clobbered sets.
1188 * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1189 (find_tail_calls): Verify the tail call.
1191 2010-04-12 Richard Guenther <rguenther@suse.de>
1193 * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1194 single-iteration always-inline inlining.
1195 * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1196 (cgraph_decide_inlining): Do not handle always-inline specially.
1197 (try_inline): Remove always-inline cycle detection special case.
1198 Do not recurse on always-inlines.
1199 (cgraph_early_inlining): Do not iterate if not optimizing.
1200 (cgraph_gate_early_inlining): remove.
1201 (pass_early_inline): Run unconditionally.
1202 (gate_cgraph_decide_inlining): New function.
1203 (pass_ipa_inline): Use it. Do not run the IPA inliner if
1204 not inlining or optimizing.
1205 (cgraph_decide_inlining_of_small_functions): Also consider
1206 always-inline functions.
1207 (cgraph_default_inline_p): Return true for nodes which should
1208 disregard inline limits.
1209 (estimate_function_body_sizes): Assume zero size and time for
1210 nodes which are marked as disregarding inline limits.
1211 (cgraph_decide_recursive_inlining): Do not perform recursive
1212 inlining on always-inline nodes.
1214 2010-04-12 Jakub Jelinek <jakub@redhat.com>
1217 * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1218 for exprs satisfying handled_component_p.
1220 2010-04-12 Eric Botcazou <ebotcazou@adacore.com>
1222 * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1223 non-constant aggregate elements.
1225 * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1226 is a real initialization.
1228 2010-04-12 Shujing Zhao <pearly.zhao@oracle.com>
1231 * c-decl.c (start_function): Move forward check for nested function.
1233 2010-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1235 * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1236 * config/sh/sh.c: Include reload.h.
1237 (sh_legitimize_reload_address): New.
1238 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1239 sh_legitimize_reload_address.
1241 2010-04-11 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
1243 * config/sh/sh.md (*movqi_pop): New insn pattern.
1244 * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1246 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.md (any_shiftrt): New code iterator.
1249 (shiftrt_insn): New code attribute.
1251 (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1252 using any_shiftrt code iterator.
1253 (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1254 *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1255 (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1256 pattern from corresponding peephole2 patterns.
1257 (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1258 using any_shiftrt code iterator.
1259 (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1260 (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1261 (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1262 (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1263 *{ashr,lshr}<mode>3_cmp_zext.
1264 (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1266 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1270 (*lshr<mode>3_cconly): Ditto.
1272 2010-04-11 Uros Bizjak <ubizjak@gmail.com>
1274 * config/i386/i386.md (lshr<mode>3): Macroize expander from
1275 lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1276 (*lshr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1277 pattern from *lshr{di,ti}3_1 and corresponding splitters using
1279 (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1280 from corresponding peephole2 patterns.
1281 (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1282 *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1283 and *lshrdi3_1_rex64 using SWI mode iterator.
1284 (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1285 (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1286 (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1287 *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1288 and *lshrdi3_cmp_rex64 using SWI mode iterator.
1289 (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1290 (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1291 *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1292 *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1295 2010-04-10 Uros Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.md (ashr<mode>3): Macroize expander from
1298 ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1299 (*ashr<mode>3_doubleword): New insn_and_split_pattern. Macroize
1300 pattern from *ashr{di,ti}3_1 and corresponding splitters using
1302 (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1303 from corresponding peephole2 patterns.
1304 (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1305 (ashrsi3_cvt): Rename from ashrsi3_31.
1306 (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1307 (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1308 and x86_64_shift_adj_3 using SWI48 mode iterator.
1309 (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1310 *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1311 and *ashrdi3_1_rex64 using SWI mode iterator.
1312 (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1313 (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1314 (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1315 *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1316 and *ashrdi3_cmp_rex64 using SWI mode iterator.
1317 (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1318 (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1319 *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1320 *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1322 (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1323 * config/i386/i386.c (ix86_split_ashr): Update for renamed
1324 x86_shift<mode>_adj_3 expanders.
1326 2010-04-10 Wei Guozhi <carrot@google.com>
1329 * config/arm/arm.c (arm_pic_static_addr): New function.
1330 (legitimize_pic_address): Call arm_pic_static_addr when it detects
1332 (arm_output_addr_const_extra): Output expression for new pattern.
1333 * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1335 2010-04-10 Bernd Schmidt <bernds@codesourcery.com>
1337 * ira-costs.c (record_reg_classes): Ignore alternatives that are
1340 * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1341 * web.c: Include "insn-config.h" and "recog.h".
1342 (union_match_dups): New function.
1343 (web_main): Call it.
1344 (union_defs): Don't try to recognize match_dups.
1346 * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1347 if doing so would replace the entire pattern.
1349 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1353 * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1354 and splitter pattern. Change splitter operand 1 predicate to
1357 2010-04-09 Martin Jambor <mjambor@suse.cz>
1359 * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1360 lattices are addresses of CONST_DECLs with the same initial value.
1361 (ipcp_print_all_lattices): Print values of CONST_DECLs.
1362 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1364 2010-04-09 Eric Botcazou <ebotcazou@adacore.com>
1365 Bernd Schmidt <bernds@codesourcery.com>
1367 * loop-invariant.c (replace_uses): New static function.
1368 (move_invariant_reg): Use it to ensure we can replace the uses.
1370 2010-04-09 Hariharan Sandanagobalane <hariharan@picochip.com>
1372 * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1374 (picochip_override_options): Enable section anchors only above -O1.
1375 (picochip_reorg): Fixed a couple of build warnings.
1377 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1379 * configure.ac (plugin -rdynamic test): Log result.
1380 * configure: Regenerate.
1381 * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1382 (RDYNAMIC_SPEC): Define.
1383 * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1385 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1387 * configure.ac: Determine Sun ld version numbers.
1388 (comdat_group): Restrict GNU ld version checks to gld.
1389 (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1390 (enable_comdat): Support --enable-comdat.
1391 * configure: Regenerate.
1392 * doc/install.texi (Configuration): Document --enable-comdat.
1394 2010-04-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1396 * config/sparc/sol2-gld.h: Remove SPARC reference. Rename ...
1397 * config/sol2-gld.h: ... here.
1398 * config.gcc (sparc*-*-solaris2*): Reflect this.
1399 (i[34567]86-*-solaris2*): Use it.
1401 2010-04-09 Steve Ellcey <sje@cup.hp.com>
1403 * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1405 (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1407 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1410 * diagnostic.c (diagnostic_initialize): Initialize
1411 some_warnings_are_errors.
1412 (diagnostic_finish): New.
1413 (diagnostic_action_after_output): Call it before exiting.
1414 (diagnostic_report_diagnostic): Do not print message here. Set
1415 some_warnings_are_errors.
1416 * diagnostic.h (diagnostic_context): Delete
1417 issue_warnings_are_errors_message. Add some_warnings_are_errors.
1418 (diagnostic_finish): Declare.
1419 * toplev.c (toplev_main): Call it before exit.
1421 2010-04-09 Jason Merrill <jason@redhat.com>
1424 * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1425 for incomplete type.
1428 * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1429 based on a warning flag.
1431 2010-04-09 Richard Guenther <rguenther@suse.de>
1433 * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1435 2010-04-09 Iain Sandoe <iains@gcc.gnu.org>
1438 * varasm.c (default_assemble_visibility): Wrap vars that are
1439 set, but unused, by targets without GAS.
1440 * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1441 Remove set, but unused, vars.
1442 (rs6000_legitimize_tls_address): Likewise.
1443 (altivec_expand_dst_builtin): Likewise.
1444 * config/darwin.c (machopic_classify_symbol): Likewise.
1445 (machopic_indirection_name): Likewise.
1447 2010-04-09 Uros Bizjak <ubizjak@gmail.com>
1449 * config/i386/i386.md (DWI): New mode iterator.
1450 (S): New mode attribute.
1451 (shift_operand): Ditto.
1452 (shift_immediate_operand): Ditto.
1453 (ashl_input_operand): Ditto.
1454 (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1455 using SDWIM mode iterator.
1456 (*ashl<mode>3_doubleword): New insn_and_split_pattern. Macroize
1457 pattern from *ashl{di,ti}3_1 and corresponding splitters using
1459 (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1460 from corresponding peephole2 patterns.
1461 (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1462 and x86_64_shift_adj_1 using SWI48 mode iterator.
1463 (x86_shift<mode>_adj_2): Ditto.
1464 (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1465 (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1466 using SWI48 mode iterator.
1467 (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1468 *ashldi3_cmp_rex64 using SWI mode iterator.
1469 (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1470 *ashldi3_cconly_rex64 using SWI mode iterator.
1471 * config/i386/i386.c (ix86_split_ashl): Update for renamed
1472 x86_shift<mode>_adj_{1,2}.
1473 (ix86_split_ashr): Ditto.
1474 (ix86_split_lshr): Ditto.
1476 2010-04-09 Richard Guenther <rguenther@suse.de>
1478 * target.h (builtin_conversion): Pass in input and output types.
1479 * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1480 * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1481 * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1482 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1484 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1486 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1488 2010-04-09 Richard Guenther <rguenther@suse.de>
1491 * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1493 2010-04-09 Richard Guenther <rguenther@suse.de>
1495 * tree-vectorizer.h (struct _stmt_vec_info): Document
1496 that vectype is the type of the LHS.
1497 (supportable_widening_operation, supportable_narrowing_operation):
1498 Get both input and output vector types as arguments.
1499 (vect_is_simple_use_1): Declare.
1500 (get_same_sized_vectype): Likewise.
1501 * tree-vect-loop.c (vect_determine_vectorization_factor):
1502 Set STMT_VINFO_VECTYPE to the vector type of the def.
1503 (vectorizable_reduction): Adjust.
1504 * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1505 Adjust. Specify the output vector type.
1506 (vect_pattern_recog_1): Adjust.
1507 * tree-vect-stmts.c (get_same_sized_vectype): New function.
1508 (vectorizable_call): Adjust.
1509 (vectorizable_conversion): Likewise.
1510 (vectorizable_operation): Likewise.
1511 (vectorizable_type_demotion): Likewise.
1512 (vectorizable_type_promotion): Likewise.
1513 (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1515 (vect_is_simple_use_1): New function.
1516 (supportable_widening_operation): Get both input and output
1518 (supportable_narrowing_operation): Likewise.
1519 * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1521 2010-04-09 Kai Tietz <kai.tietz@onevision.com>
1523 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1524 __thiscall and _thiscall as predefined macros.
1525 * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1526 thiscall attribute handling.
1527 (ix86_comp_type_attributes): Likewise.
1528 (ix86_function_regparm): Likewise.
1529 (ix86_return_pops_args): Likewise.
1530 (init_cumulative_args): Likewise.
1531 (find_drap_reg): Likewise.
1532 (ix86_static_chain): Likewise.
1533 (x86_this_parameter): Likewise.
1534 (x86_output_mi_thunk): Likewise.
1535 (ix86_attribute_table): Add description for thiscall attribute.
1536 * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1537 * doc/extend.texi: Add documentation for thiscall.
1539 2010-04-09 Manuel López-Ibáñez <manu@gcc.gnu.org>
1542 * c.opt (Wint-to-pointer-cast): Available in C++.
1543 * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1545 2010-04-08 Eric Botcazou <ebotcazou@adacore.com>
1547 * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1548 * calls.c (expand_call): Pass the function type to aggregate_value_p.
1549 * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1550 the target function of a CALL_EXPR. Honor TREE_ADDRESSABLE on the
1551 function type instead. Reorder and simplify checks.
1553 * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1555 2010-04-08 Jing Yu <jingyu@google.com>
1556 Zdenek Dvorak <ook@ucw.cz>
1558 PR tree-optimization/42720
1559 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1560 loop unswitch conditions here from ...
1561 (tree_unswitch_single_loop): ... here.
1563 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1565 * tree-if-conv.c: Fix comments and simplify logic.
1567 2010-04-08 Sebastian Pop <sebastian.pop@amd.com>
1569 * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1570 (tree_if_conversion): Same. Update call to if_convertible_loop_p.
1571 (main_tree_if_conversion): Update call to tree_if_conversion.
1573 2010-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
1576 * doc/invoke.texi (-b,-V): Delete.
1577 * doc/tm.texi: Do not mention -b.
1578 * gcc.c (display_help): Delete -b and -V.
1579 (process_command): Delete -b and -V.
1580 * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1582 2010-04-08 Christian Borntraeger <borntraeger@de.ibm.com>
1583 Wolfgang Gellerich <gellerich@de.ibm.com>
1585 Implement target hook for loop unrolling
1586 * target.h (loop_unroll_adjust): Add a new target hook function.
1587 * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1588 * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1589 * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1590 (s390_loop_unroll_adjust): Implement the new target hook for s390.
1591 * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1593 (decide_unroll_stupid): Likewise.
1595 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1598 * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1600 2010-04-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1602 * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1603 (Specific, *-*-solaris2*): Likewise.
1604 Don't prefer Sun as over GNU as.
1606 2010-04-08 Wolfgang Gellerich <gellerich@de.ibm.com>
1608 * config/s390/s390.c (override_options): Adjust the z10
1609 defaults for max-unroll-times, max-completely-peeled-insns
1610 and max-completely-peel-times.
1612 2010-04-08 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1614 * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1615 instructions for z10.
1616 (s390_expand_setmem): Likewise.
1617 (s390_expand_cmpmem): Likewise.
1619 2010-04-08 Richard Guenther <rguenther@suse.de>
1621 PR tree-optimization/43679
1622 * tree-ssa-pre.c (eliminate): Only propagate copies.
1624 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1627 * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1628 set but not used variable warning.
1630 2010-04-08 Wei Guozhi <carrot@google.com>
1633 * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1634 (arm_size_rtx_costs): Call the new function when optimized for size.
1636 2010-04-08 Jakub Jelinek <jakub@redhat.com>
1639 * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1640 op0 is not a MEM, just return NULL instead of assertion
1642 (discover_nonconstant_array_refs): Don't walk debug stmts.
1644 2010-04-08 Doug Kwan <dougkwan@google.com>
1646 * configure.ac: Recognize gold and do not use its version number
1647 to test ld features.
1648 * configure: Regenerate.
1650 2010-04-08 Maxim Kuvyrkov <maxim@codesourcery.com>
1653 * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1654 (negate_value): Move code to push elements to broken_up_substracts ...
1655 (eliminate_plus_minus_pair): ... here. Push operands that have no
1656 negative pair to plus_negates.
1657 (repropagate_negates, init_reassoc, fini_reassoc): Update.
1659 2010-04-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1661 * doc/install.texi (Configuration): Move description of
1662 --enable-lto, --with-libelf*, --enable-gold from Java section to
1665 * doc/generic.texi (Working with declarations)
1666 (Function Properties, C and C++ Trees): Fix typos.
1667 * doc/sourcebuild.texi (Top Level): Likewise.
1669 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1672 * tree.h (DECL_READ_P): Define.
1673 (struct tree_decl_common): Add decl_read_flag.
1674 * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1675 a set but not used warning.
1676 (merge_decls): Merge DECL_READ_P flag.
1677 (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1678 (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1679 * c-common.c (handle_used_attribute, handle_unused_attribute):
1681 * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1683 * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1685 (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1686 * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1687 c_parser_binary_expression, c_parser_cast_expression,
1688 c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1689 Call default_function_array_read_conversion instead of
1690 default_function_array_conversion where needed.
1691 (c_parser_unary_expression, c_parser_conditional_expression,
1692 c_parser_postfix_expression_after_primary, c_parser_initelt):
1693 Likewise. Call mark_exp_read where needed.
1694 (c_parser_statement_after_labels, c_parser_asm_operands,
1695 c_parser_typeof_specifier, c_parser_sizeof_expression,
1696 c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1698 * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1700 * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1701 (warn_unused_but_set_parameter): Default to warn_unused
1703 * doc/invoke.texi: Document -Wunused-but-set-variable and
1704 -Wunused-but-set-parameter.
1706 * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1707 used count variable.
1708 * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1709 when operandN variables aren't used in the body of the expander
1711 * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1712 FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1713 * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1714 * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1715 FOR_EACH_IMM_USE_ON_STMT): Likewise.
1716 * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1717 * tree.c (PROCESS_ARG): Likewise.
1719 2010-04-07 Simon Baldwin <simonb@google.com>
1721 * diagnostic.h (diagnostic_override_option_index): New macro to
1722 set a diagnostic's option_index.
1723 * c-tree.h (c_cpp_error): Add warning reason argument.
1724 * opts.c (_warning_as_error_callback): New.
1725 (register_warning_as_error_callback): Store callback for
1726 warnings enabled via enable_warning_as_error.
1727 (enable_warning_as_error): Call callback, minor code tidy.
1728 * opts.h (register_warning_as_error_callback): Declare.
1729 * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1730 response to -Werror=.
1731 (c_common_init_options): Register warning_as_error_callback in opts.c.
1732 * common.opt: Add -Wno-cpp option.
1733 * c-common.c (struct reason_option_codes_t): Map cpp warning
1734 reason codes to gcc option indexes.
1735 * (c_option_controlling_cpp_error): New function, lookup the gcc
1736 option index for a cpp warning reason code.
1737 * (c_cpp_error): Add warning reason argument, call
1738 c_option_controlling_cpp_error for diagnostic_override_option_index.
1739 * doc/invoke.texi: Document -Wno-cpp.
1741 2010-04-07 Richard Guenther <rguenther@suse.de>
1743 * ipa-reference.c (mark_load): Use get_base_address.
1744 (mark_store): Likewise.
1746 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1747 inserting GIMPLE_NOPs into the IL.
1748 * tree-ssa-structalias.c (get_constraint_for_component_ref):
1749 Explicitly strip handled components and indirect references.
1751 * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1752 folding address expressions.
1753 * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1754 * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1755 operand_equal_p to compare decls.
1756 (ptr_deref_may_alias_decl_p): Likewise.
1757 * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1758 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1759 Handle reversed comparison ops.
1760 * tree-sra.c (asm_visit_addr): Use get_base_address.
1761 * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1762 * ipa-reference.c (mark_address): Use get_base_address.
1764 2010-04-07 Richard Guenther <rguenther@suse.de>
1766 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1767 Propagate constants everywhere.
1769 2010-04-07 Jakub Jelinek <jakub@redhat.com>
1772 * tree.c (MAX_INT_CACHED_PREC): Define.
1773 (nonstandard_integer_type_cache): New array.
1774 (build_nonstandard_integer_type): Cache results for precision
1775 <= MAX_INT_CACHED_PREC.
1777 2010-04-07 Richard Guenther <rguenther@suse.de>
1779 * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1780 -fargument-noalias-global, -fargument-noalias-anything): Remove.
1781 * common.opt: Likewise.
1782 * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1783 * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1784 (nonoverlapping_memrefs_p): Likewise.
1785 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1786 * opts.c (common_handle_option): Handle OPT_fargument_alias,
1787 OPT_fargument_noalias, OPT_fargument_noalias_anything and
1788 OPT_fargument_noalias_global for backward compatibility.
1790 2010-04-07 Richard Guenther <rguenther@suse.de>
1792 PR tree-optimization/43270
1793 * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1794 * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1795 * tree-ssa-pre.c (phi_translate_1): Adjust.
1796 (fully_constant_expression): Split out vn_reference handling to ...
1797 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1798 Fold reads from constant strings.
1799 (vn_reference_lookup): Handle fully constant references.
1800 (vn_reference_lookup_pieces): Likewise.
1801 * Makefile.in (expmed.o-warn): Add -Wno-error.
1803 2010-04-07 Martin Jambor <mjambor@suse.cz>
1805 * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1807 2010-04-07 Iain Sandoe <iains@gcc.gnu.org>
1810 * gcc.c: Add -static-libstdc++ to list of recognized options.
1812 2010-04-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1814 * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1816 2010-04-07 Richard Guenther <rguenther@suse.de>
1819 * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1820 bases build simple mem attributes to retain points-to information.
1822 2010-04-07 Richard Guenther <rguenther@suse.de>
1825 * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1826 preserve points-to related information.
1828 2010-04-07 Richard Guenther <rguenther@suse.de>
1831 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1832 discard plain indirect references.
1833 * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1834 * tree.c (tree_nop_conversion): Likewise.
1836 2010-04-07 Dodji Seketeli <dodji@redhat.com>
1839 * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1841 2010-04-06 Kai Tietz <kai.tietz@onevision.com>
1843 * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1844 calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1846 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1848 * tree-if-conv.c: Fix indentation and comments.
1850 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1852 * tree-if-conv.c: Sort static functions in topological order.
1854 2010-04-07 Sebastian Pop <sebastian.pop@amd.com>
1856 * tree-if-conv.c: Fix indentation and comments.
1858 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1861 * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1862 lang_hooks.types.type_for_size instead of
1863 build_nonstandard_integer_type.
1864 When converting an unsigned type to signed, double its precision.
1865 (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1866 (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1867 (graphite_create_new_loop_guard): When ub + 1 wraps around,
1870 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1873 * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1874 POINTER_PLUS_EXPR for pointer types.
1876 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1879 * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1880 * graphite-clast-to-gimple.c: Include langhooks.h.
1881 (max_signed_precision_type): New.
1882 (max_precision_type): Takes two types as arguments.
1883 (precision_for_value): New.
1884 (precision_for_interval): New.
1885 (gcc_type_for_interval): New.
1886 (gcc_type_for_value): New.
1887 (gcc_type_for_clast_term): New.
1888 (gcc_type_for_clast_red): New.
1889 (gcc_type_for_clast_bin): New.
1890 (gcc_type_for_clast_expr): Split up into several functions.
1891 (gcc_type_for_clast_eq): Rewritten.
1892 (compute_bounds_for_level): New.
1893 (compute_type_for_level_1): New.
1894 (compute_type_for_level): New.
1895 (gcc_type_for_cloog_iv): Removed.
1896 (gcc_type_for_iv_of_clast_loop): Rewritten.
1897 (graphite_create_new_loop): Compute the lower and upper bound types
1898 with gcc_type_for_clast_expr.
1899 (graphite_create_new_loop_guard): Same.
1900 (find_cloog_iv_in_expr): Removed.
1901 (compute_cloog_iv_types_1): Removed.
1902 (compute_cloog_iv_types): Removed.
1903 (gloog): Do not call compute_cloog_iv_types.
1904 * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1906 (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1907 * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1908 (GBB_CLOOG_IV_TYPES): Removed.
1910 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1912 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1913 gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1914 (detect_commutative_reduction): Same.
1916 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1918 * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1919 call to verify_ssa. Invoke verify_loop_closed_ssa with an extra
1921 * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1922 * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1923 (rewrite_commutative_reductions_out_of_ssa): Same.
1924 * passes.c (execute_function_todo): Call verify_ssa for every pass
1925 in the LNO. Invoke verify_loop_closed_ssa with an extra argument.
1926 * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1927 * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1928 with an extra argument.
1929 * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same. Call
1930 verify_ssa only when the extra argument is true.
1931 (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1932 with an extra argument.
1933 (tree_transform_and_unroll_loop): Same.
1935 2010-04-06 Sebastian Pop <sebastian.pop@amd.com>
1937 * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1938 for all the passes of the LNO having LOOP_CLOSED_SSA.
1939 * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1940 * tree-loop-distribution.c (pass_loop_distribution): Same.
1941 * tree-pass.h (TODO_verify_loops): Removed.
1942 * tree-ssa-loop.c (pass_tree_loop_init): Same.
1944 (pass_tree_unswitch): Same.
1945 (pass_predcom): Same.
1946 (pass_vectorize): Same.
1947 (pass_linear_transform): Same.
1948 (pass_graphite_transforms): Same.
1949 (pass_iv_canon): Same.
1950 (pass_complete_unroll): Same.
1951 (pass_complete_unrolli): Same.
1952 (pass_parallelize_loops): Same.
1953 (pass_loop_prefetch): Same.
1954 (pass_iv_optimize): Same.
1956 2010-04-06 Changpeng Fang <changpeng.fang@amd.com>
1959 * passes.c (init_optimization_passes): Move pass_lim before
1960 pass_copy_prop and pass_dce_loop.
1962 2010-04-06 Jakub Jelinek <jakub@redhat.com>
1965 * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1966 instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1967 (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1968 MULTI_* defines for 4 argument vpermil2p* builtins.
1970 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1972 * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1973 * config/i386/i386.c (x86_maybe_negate_const_int): New.
1974 (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1975 * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1976 *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1977 *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1978 *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1979 Use x86_maybe_negate_const_int to output insn mnemonic.
1980 (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto. Remove overflow
1981 check from instruction predicate. Update comments.
1982 * config/i386/sync.md (sync_add<mode>): Use
1983 x86_maybe_negate_const_int to output insn mnemonic.
1985 2010-04-06 Jan Hubicka <jh@suse.cz>
1987 PR tree-optimization/42906
1988 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
1989 IGNORE_SELF argument. Set visited_control_parents for fully
1991 (find_obviously_necessary_stmts): Update call of
1992 mark_control_dependent_edges_necessary.
1993 (propagate_necessity): Likewise. Handle PHI edges more curefully.
1995 2010-04-06 Uros Bizjak <ubizjak@gmail.com>
1997 * config/i386/i386.md: Remove comment about 'e' and 'E'
2000 2010-04-06 Richard Guenther <rguenther@suse.de>
2002 PR tree-optimization/43627
2003 * tree-vrp.c (extract_range_from_unary_expr): Widenings
2004 of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2007 2010-04-06 Jakub Jelinek <jakub@redhat.com>
2009 * BASE-VER: Change to 4.6.0.
2012 * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2015 2010-04-06 Richard Guenther <rguenther@suse.de>
2018 * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2020 2010-04-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2022 * doc/invoke.texi (Optimize Options): Document that LTO
2023 won't remove object access purely due to incompatible
2026 2010-04-04 Matthias Klose <doko@ubuntu.com>
2028 * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2029 Initialize variable.
2031 2010-04-03 Richard Guenther <rguenther@suse.de>
2034 * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2035 require a non-NULL MEM_OFFSET.
2037 2010-04-02 Steven Bosscher <steven@gcc.gnu.org>
2039 * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2040 basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2041 collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2042 config/alpha/predicates.md, config/arm/arm.md,
2043 config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2044 config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2045 config/darwin9.h, config/darwin.c, config/darwin.h,
2046 config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2047 config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2048 config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2049 config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2050 config/mips/mips.md, config/mn10300/mn10300.c,
2051 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2052 config/rs6000/aix.h, config/rs6000/dfp.md,
2053 config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2054 config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2055 config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2056 config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2057 config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2058 config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2059 c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2060 diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2061 doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2062 doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2063 fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2064 gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2065 graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2066 graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2067 graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2068 graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2069 intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2070 ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2071 ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2072 loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2073 objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2074 opt-functions.awk, opth-gen.awk, params.def, passes.c,
2075 postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2076 rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2077 store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2078 tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2079 tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2080 tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2081 tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2082 tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2083 tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2084 tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2085 tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2086 tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2087 tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2088 unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2090 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2093 * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2094 * aclocal.m4: Regenerate.
2096 2010-04-02 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/43629
2099 * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2100 if we have seen a constant value.
2102 2010-04-02 Joseph Myers <joseph@codesourcery.com>
2104 * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2106 2010-04-02 Richard Earnshaw <rearnsha@arm.com>
2109 * arm.c (legitimize_tls_address): Adjust call to
2110 gen_tls_load_dot_plus_four.
2111 (arm_note_pic_base): New function.
2112 (arm_cannot_copy_insn_p): Use it.
2113 * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2116 2010-04-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2121 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2123 * Makefile.in ($(out_object_file)): Depend on
2124 gt-$(basename $(notdir $(out_file))).h.
2126 2010-04-01 Ralf Corsépius <ralf.corsepius@rtems.org>
2128 * config.gcc (lm32-*-rtems*): Add t-lm32.
2130 2010-04-01 Joel Sherrill <joel.sherrill@oarcorp.com>
2132 * config.gcc: Add lm32-*-rtems*.
2133 * config/lm32/rtems.h: New file.
2135 2010-04-01 Dave Korn <dave.korn.cygwin@gmail.com>
2138 * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2140 2010-04-01 Jakub Jelinek <jakub@redhat.com>
2142 * dwarf2out.c (output_compilation_unit_header): For
2143 -gdwarf-4 use version 4 instead of version 3.
2144 (output_line_info): For version 4 and above emit additional
2145 maximum ops per insn header field.
2146 (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2148 * dwarf2out.c (is_c_family, is_java): Remove.
2149 (lower_bound_default): New function.
2150 (add_bound_info, gen_descr_array_type_die): Use it.
2152 2010-04-01 Dodji Seketeli <dodji@redhat.com>
2155 * dwarf2out.c (gen_variable_die): Allow debug info for variable
2156 re-declaration when it happens in a function.
2158 2010-04-01 Aldy Hernandez <aldyh@redhat.com>
2160 * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2161 (cgraph_remove_function_insertion_hook): Same.
2162 (cgraph_call_function_insertion_hooks): Same.
2164 2010-04-01 Richard Guenther <rguenther@suse.de>
2167 * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2168 and TREE_THIS_VOLATILE.
2169 (copy_ref_info): Likewise.
2170 * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2171 * tree.c (build6_stat): Ignore side-effects of all but arg5
2172 for TARGET_MEM_REF. Set TREE_THIS_VOLATILE from arg5 of
2175 2010-04-01 Richard Guenther <rguenther@suse.de>
2177 PR tree-optimization/43607
2178 * ipa-type-escape.c (check_call): Do not access non-existing
2181 2010-04-01 Richard Guenther <rguenther@suse.de>
2185 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2186 Jack Howarth <howarth@bromo.med.uc.edu>
2188 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2191 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2193 * doc/install.texi (Prerequisites): Document libelf usability on
2194 IRIX 5/6 and Solaris 2.
2195 (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2196 Update GNU as, GNU ld requirements.
2197 (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2198 Document Sun Studio compiler download.
2199 Update and simplify as, ld recommendations.
2200 (Specific, *-*-solaris2.7): Note obsoletion, removal.
2202 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2204 * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2205 with_tune_32 to pentium4.
2207 2010-04-01 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2211 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2213 * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2214 obsoletion, removal.
2216 Document GNU as requirement.
2217 Update configure requirements.
2218 (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2219 Recomment IRIX 6.5.18+.
2220 Document IDF/IDL requirement.
2221 Document GNU as requirement.
2222 Document GNU ld bootstrap failure.
2223 Remove freeware.sgi.com reference.
2225 2010-04-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2227 * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2228 UNIX V4.0, V5.0 obsoletion, removal.
2229 Remove --with-gc=simple reference.
2230 Update VM requirements during bootstrap.
2231 Remove -oldas bootstrap description.
2232 Update binutils reference.
2233 Remove comparison failure note.
2235 2010-03-31 Richard Guenther <rguenther@suse.de>
2236 Zdenek Dvorak <ook@ucw.cz>
2237 Sebastian Pop <sebastian.pop@amd.com>
2240 * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2241 with multiple arguments.
2242 (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2244 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2246 * graphite-dependences.c (print_pddr): Call print_pdr with an
2248 * graphite-poly.c (debug_pdr): Add an extra argument for the
2251 (print_pbb_domain): Same.
2253 (print_scop_context): Same.
2255 (print_cloog): Same.
2256 (debug_pbb_domain): Same.
2260 (debug_scop_context): Same.
2262 (debug_cloog): Same.
2263 (print_scop_params): Same.
2264 (debug_scop_params): Same.
2265 (print_iteration_domain): Same.
2266 (print_iteration_domains): Same.
2267 (debug_iteration_domain): Same.
2268 (debug_iteration_domains): Same.
2269 (print_scattering_function): Same.
2270 (print_scattering_functions): Same.
2271 (debug_scattering_function): Same.
2272 (debug_scattering_functions): Same.
2273 * graphite-poly.h (debug_pdr): Update declaration.
2275 (print_pbb_domain): Same.
2277 (print_scop_context): Same.
2279 (print_cloog): Same.
2280 (debug_pbb_domain): Same.
2284 (debug_scop_context): Same.
2286 (debug_cloog): Same.
2287 (print_scop_params): Same.
2288 (debug_scop_params): Same.
2289 (print_iteration_domain): Same.
2290 (print_iteration_domains): Same.
2291 (debug_iteration_domain): Same.
2292 (debug_iteration_domains): Same.
2293 (print_scattering_function): Same.
2294 (print_scattering_functions): Same.
2295 (debug_scattering_function): Same.
2296 (debug_scattering_functions): Same.
2298 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2300 * graphite-poly.c (print_scattering_function_1): New.
2301 (print_scattering_function): Call it.
2302 (print_scop_params): Remove spaces at the end of lines.
2305 * graphite-poly.h (print_cloog): Declared.
2306 (debug_cloog): Declared.
2308 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2310 * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2312 * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2313 * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2314 * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2315 to switch between adding the IV bump in loop->latch or in loop->header.
2317 2010-03-31 Sebastian Pop <sebastian.pop@amd.com>
2319 * graphite-poly.c (print_scattering_function): Pretty print following
2322 (print_pbb_domain): Same.
2323 (dump_gbb_cases): Same.
2324 (dump_gbb_conditions): Same.
2327 (print_scop_params): Same.
2328 (print_scop_context): Same.
2330 (print_pbb_body): New.
2331 (lst_indent_to): New.
2332 (print_lst): Start new lines with a #.
2333 * graphite-poly.h (pbb_bb): New.
2334 (pbb_index): Use pbb_bb.
2335 * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2337 * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2339 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2341 * dwarf2out.c (size_of_die): For -gdwarf-4 use
2342 uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2343 and 0 instead of 1 for dw_val_class_flag.
2344 (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2345 dw_val_class_range_list, dw_val_class_loc_list,
2346 dw_val_class_lineptr and dw_val_class_macptr, use
2347 DW_FORM_flag_present for dw_val_class_flag and
2348 DW_FORM_exprloc for dw_val_class_loc.
2349 (output_die): For -gdwarf-4 print dw_val_class_loc
2350 size as uleb128 instead of 1 or 2 bytes and don't print
2351 anything for dw_val_class_flag.
2353 * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2354 instead of cselib_lookup following by tweaking locs->setting_insn.
2357 * cselib.c (cselib_process_insn): Clear cselib_current_insn
2358 even before returning from label, setjmp call or volatile asm
2361 2010-03-31 Richard Guenther <rguenther@suse.de>
2364 * cgraphunit.c (cgraph_output_in_order): Do not allocate
2365 temporary data on stack.
2367 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2369 * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2370 (PUSHSECTION_ASM_OP): Remove.
2371 (POPSECTION_ASM_OP): Remove.
2372 (PUSHSECTION_FORMAT): Remove.
2373 * config/sol2.h (PUSHSECTION_FORMAT): Define.
2374 * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2375 * config/sol2.c (solaris_output_init_fini): Use it.
2377 2010-03-31 Jie Zhang <jie@codesourcery.com>
2380 * opt-functions.awk (var_type_struct): Use signed char type
2381 for simple variables.
2383 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2385 * config/sol2.c: Include output.h.
2386 (solaris_assemble_visibility): New function.
2387 * config/t-sol2 (sol2.o): Add output.h dependency.
2388 * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2389 * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2392 2010-03-31 Jakub Jelinek <jakub@redhat.com>
2395 * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2396 V2SImode or XFmode on PRE_DEC.
2399 * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2402 2010-03-31 Jie Zhang <jie@codesourcery.com>
2405 * reload.h (caller_save_initialized_p): Declare.
2406 * toplev.c (backend_init_target): Don't call
2407 init_caller_save but set caller_save_initialized_p to false.
2408 * caller-save.c (caller_save_initialized_p): Define.
2409 (init_caller_save): Check caller_save_initialized_p.
2410 * ira.c (ira): Call init_caller_save if flag_caller_saves.
2412 2010-03-31 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2415 * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2416 and soft-fp/t-softfp to tmake_file.
2417 * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2418 (LIBGCC2_TF_CEXT): Define.
2421 2010-03-30 Alexandre Oliva <aoliva@redhat.com>
2424 * cselib.c (n_useless_values): Document handling of debug locs.
2425 (n_useless_debug_values, n_debug_values): New variables.
2426 (new_elt_loc_list): Don't add to debug values, keep count.
2427 (promote_debug_loc): New.
2428 (cselib_reset_table): Zero new variables.
2429 (entry_and_rtx_equal_p): Promote debug locs.
2430 (discard_useless_locs): Increment n_useless_debug_values for
2432 (remove_useless_values): Adjust n_useless_values and n_debug_values
2433 with n_useless_debug_values.
2434 (add_mem_for_addr): Promote debug locs.
2435 (cselib_lookup_mem): Likewise.
2436 (cselib_lookup_addr): Renamed to...
2437 (cselib_lookup_addr_1): ... this. Promote debug locs. Don't call...
2438 (cselib_log_lookup): ... this. Turn into...
2439 (cselib_lookup_addr): ... new wrapper.
2440 (cselib_lookup_from_insn): New.
2441 (cselib_invalidate_regno): Increment n_useless_debug_values for
2443 (cselib_invalidate_mem): Likewise.
2444 (cselib_process_insn): Take n_deleted and n_debug_values into
2445 account to guard remove_useless_value call.
2446 (cselib_finish): Zero n_useless_debug_values.
2447 * cselib.h (cselib_lookup_from_insn): Declare.
2448 * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2449 (sched_analyze_2): Likewise.
2451 2010-03-30 Jakub Jelinek <jakub@redhat.com>
2453 * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2455 (adjust_mems): Replace narrowing SUBREG of expression containing
2456 just PLUS, MINUS, MULT and ASHIFT of registers and constants
2457 with operations in the narrower mode.
2460 * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2461 regs_invalidated_by_call instead all call_used_reg_set registers.
2463 2010-03-30 Sebastian Pop <sebastian.pop@amd.com>
2466 * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2467 pointer comparisons with types_compatible_p.
2468 * tree-vect-stmts.c (vectorizable_call): Same.
2469 (vectorizable_condition): Same.
2471 2010-03-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2473 * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2474 stack check if the mask would be zero.
2476 2010-03-30 Seongbae Park <seongbae.park@gmail.com>
2477 Jack Howarth <howarth@bromo.med.uc.edu>
2479 * tree-profile.c (tree_init_ic_make_global_vars): Make static
2482 2010-03-30 Joseph Myers <joseph@codesourcery.com>
2485 * libgcc-std.ver (GCC_4.5.0): Define version. Include __unordxf2
2487 * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2488 Include ___unordxf2 and ___unordtf2.
2489 * config/i386/libgcc-glibc.ver: Do not define inheritance from
2492 2010-03-30 Tarik Graba <tarik.graba@telecom-paristech.fr>
2494 * config/lm32/t-lm32: New file.
2495 * config.gcc: Use the above file when targetting lm32.
2497 2010-03-28 Duncan Sands <baldrick@free.fr>
2499 * Makefile.in (PLUGIN_HEADERS): Add except.h.
2501 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2504 * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2505 Improve vectorization cost model diagnostic.
2507 2010-03-29 Sebastian Pop <sebastian.pop@amd.com>
2510 * tree-vect-data-refs.c (vect_analyze_data_refs): When
2511 compute_data_dependences_for_loop returns false, early exit
2512 and output an extra diagnostic for the failed data reference
2515 2010-03-29 Richard Guenther <rguenther@suse.de>
2517 PR tree-optimization/43560
2518 * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2519 (can_sm_ref_p): Treat stores to readonly locations as trapping.
2521 2010-03-29 Jie Zhang <jie@codesourcery.com>
2524 * toplev.c (process_options): Set optimization_default_node
2525 and optimization_current_node.
2526 * opts.c (decode_options): Don't set optimization_default_node
2527 and optimization_current_node.
2529 2010-03-29 Ralf Corsépius <ralf.corsepius@rtems.org>
2531 * config/rtems.h: Abandon -qrtems_debug.
2533 2010-03-28 Jan Hubicka <jh@suse.cz>
2535 PR tree-optimization/43505
2536 * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2537 map should not be copied.
2539 2010-03-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2542 * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2543 cdtors, set DECL_PRESERVE_P.
2544 * ipa.c (cgraph_externally_visible_p): Return true if declaration
2547 2010-03-27 Uros Bizjak <ubizjak@gmail.com>
2549 PR tree-optimization/43528
2550 * stor-layout.c (place_field): Check that constant fits into
2551 unsigned HWI when skipping calculation of MS bitfield layout.
2553 2010-03-27 Jan Hubicka <jh@suse.cz>
2556 * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2557 notice_global_symbol work.
2559 2010-03-27 Jakub Jelinek <jakub@redhat.com>
2561 * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2562 instead of dwarf2out_decl.
2563 (struct var_loc_node): Remove section_label field.
2564 (dwarf2out_function_decl): New function.
2565 (dwarf2out_var_location): Don't set section_label field.
2566 (dwarf2out_begin_function): Don't empty decl_loc_table here.
2568 2010-03-26 Michael Meissner <meissner@linux.vnet.ibm.com>
2570 PR tree-optimization/43544
2571 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2572 First argument for builtin vectorized function hook is now a
2573 tree to be able to distinguish between machine specific and
2575 * targhooks.c (default_builtin_vectorized_function): Ditto.
2576 * targhooks.h (default_builtin_vectorized_function): Ditto.
2577 * target.h (struct gcc_target): Ditto.
2578 * tree-vect-stmts.c (vectorizable_function): Ditto.
2579 * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2580 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2583 2010-03-26 Joseph Myers <joseph@codesourcery.com>
2586 * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2587 nested binding iff it is a FUNCTION_DECL.
2588 (store_parm_decls_newstyle): Pass nested=true to bind for
2589 FUNCTION_DECLs amongst parameters.
2591 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2593 * var-tracking.c (vt_expand_loc_callback): Don't run
2594 cselib_expand_value_rtx_cb in dummy mode if
2595 cselib_dummy_expand_value_rtx_cb returned false.
2597 * var-tracking.c (emit_note_insn_var_location): For one part
2598 notes with offset 0, don't add EXPR_LIST around the location.
2599 * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2600 add_location_or_const_value_attribute): Adjust for that change.
2603 * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2604 into first operand and location into second.
2605 (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2606 dw_cfi_oprnd_loc for DW_CFA_expression.
2607 (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2608 (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2609 assume first argument is regnum and second argument is location.
2611 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2614 * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2615 of scratch register to DImode. Split to DImode comparison operator.
2616 Use SImode subreg of scratch register in the multiplication.
2617 (*cmp_sadd_sidi): Ditto.
2618 (*cmp_ssub_si): Ditto.
2619 (*cmp_ssub_sidi): Ditto.
2621 2010-03-26 Uros Bizjak <ubizjak@gmail.com>
2624 * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2625 Remove invalid assert and wrong comment.
2627 2010-03-26 Jakub Jelinek <jakub@redhat.com>
2630 * flags.h (final_insns_dump_p): New extern.
2631 * final.c (final_insns_dump_p): New variable.
2632 (rest_of_clean_state): Set it before -fdump-final-insns=
2633 dumping, clear afterwards.
2634 * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2635 MEM_ALIAS_SET on MEMs.
2637 2010-03-26 David S. Miller <davem@davemloft.net>
2639 * configure.ac: Fix sparc GOTDATA_OP bug check.
2640 * configure: Rebuild.
2642 2010-03-26 Alan Modra <amodra@gmail.com>
2644 * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2646 2010-03-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2648 * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2649 TLS_SECTION_ASM_FLAG.
2651 2010-03-25 Jakub Jelinek <jakub@redhat.com>
2654 * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2655 Clear first_function_block_is_cold.
2658 * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2659 argument if the argument is truth_value_p.
2661 2010-03-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2663 * config/rs6000/constraints.md: Update copyright year for my changes.
2666 * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2667 used in reg+reg addressing, swap registers.
2669 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2672 * target.h (struct gcc_target): Add code_end hook.
2673 * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2675 (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2676 * toplev.c (compile_file): Call targetm.asm_out.code_end
2677 hook before unwind info/debug info output.
2678 * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2679 * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2680 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2681 * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2682 (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2683 * config/i386/i386.c (ix86_file_end): Renamed to...
2684 (ix86_code_end): ... this. Make static. Don't call
2685 file_end_indicate_exec_stack. Emit unwind info using
2686 final_start_function/final_end_function.
2687 (darwin_x86_file_end): Remove.
2688 (TARGET_ASM_CODE_END): Define.
2689 * config/i386/i386.h (TARGET_ASM_FILE_END,
2690 NEED_INDICATE_EXEC_STACK): Don't define.
2691 * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2692 (TARGET_ASM_FILE_END): Define to darwin_file_end.
2693 * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2694 * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2697 * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2698 at the beginning and final_end_function at the end.
2699 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2701 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2703 * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2704 and Sun as TLS syntax.
2705 (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2706 * configure: Regenerate.
2707 * config.in: Regenerate.
2708 * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2709 (default_elf_asm_named_section): Use it.
2710 * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2711 (i386_output_dwarf_dtprel): Likewise.
2712 (output_addr_const_extra): Likewise.
2713 (output_pic_addr_const): Lowercase @GOTTPOFF.
2714 (output_addr_const_extra): Likewise.
2715 (output_pic_addr_const): Lowercase @GOTNTPOFF.
2716 (output_addr_const_extra): Likewise.
2717 (output_pic_addr_const): Lowercase @INDNTPOFF.
2718 (output_addr_const_extra): Likewise.
2719 (output_pic_addr_const): Lowercase @NTPOFF.
2720 (output_addr_const_extra): Likewise.
2721 (output_pic_addr_const): Lowercase @TPOFF.
2722 (output_addr_const_extra): Likewise.
2723 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2724 (*tls_global_dynamic_64): Likewise.
2725 (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2726 (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2728 * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2729 (ASM_OUTPUT_TLS_COMMON): Use it.
2730 * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2733 * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2734 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2735 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2736 * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2737 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2738 (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2740 2010-03-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2742 * config/i386/i386.c (override_options): Don't accept
2743 -mtls-dialect=sun any longer.
2744 * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2745 * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2746 (*tls_local_dynamic_base_32_sun): Likewise.
2747 * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2749 2010-03-24 Jakub Jelinek <jakub@redhat.com>
2752 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2753 VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2756 * ira.c (adjust_cleared_regs): New function.
2757 (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2761 * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2763 * expr.c (expand_expr_real): Restore previous
2764 curr_insn_source_location and curr_insn_block after
2765 expand_expr_real_1 call.
2766 (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2767 instead of expand_expr_real_1.
2769 2010-03-23 Vladimir Makarov <vmakarov@redhat.com>
2771 PR rtl-optimization/43413
2772 * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2775 2010-03-22 James E. Wilson <wilson@codesourcery.com>
2778 * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2779 call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2781 2010-03-22 H.J. Lu <hongjiu.lu@intel.com>
2783 * config/i386/i386.c (ix86_target_string): Add -mfma.
2784 Fix a typo in comment.
2786 2010-03-22 Mike Stump <mikestump@comcast.net>
2789 * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2790 Don't overly align based upon packed packed fields.
2792 2010-03-22 Jason Merrill <jason@redhat.com>
2794 * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2795 Use () rather than [], and move before the element type.
2797 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2799 * doc/configfiles.texi (Configuration Files): Removed
2800 fixinc/Makefile*, intl/Makefile.*.
2801 * doc/makefile.texi: Fixed markup. Abstract from version
2802 control system used.
2803 (Makefile): Removed obsolete gcc/java/parse.y example.
2804 * doc/sourcebuild.texi: Likewise.
2805 (Top Level): Added config, gnattools, libdecnumber, libgcc,
2806 libgomp, libssp. Removed fastjar.
2807 (Miscellaneous Docs): Clarify location.
2808 Added COPYING3, COPYING3.LIB.
2809 (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2811 2010-03-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2814 * config/i386/i386.c (x86_function_profiler)
2815 [!NO_PROFILE_COUNTERS]: Fix typo.
2816 * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2819 2010-03-22 Janis Johnson <janis187@us.ibm.com>
2820 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2822 * doc/sourcebuild.texi (Test Directives): Split into six
2823 subsections, with most of the current text in new subsections
2824 Directives, Selectors, and Final Actions.
2825 (Directives): Split list of test directives into multiple
2827 (Selectors): Describe use and syntax of selectors.
2828 (Effective-Target Keywords): Describe all existing keywords.
2829 (Add Options): Describe features for dg-add-options.
2830 (Require Support): Describe variants of dg-require-support.
2831 (Final Actions): Describe commands to use in dg-final.
2833 2010-03-22 Michael Matz <matz@suse.de>
2836 * recog.c (validate_replace_rtx_group): Replace also in
2837 REG_EQUAL and REG_EQUIV notes.
2839 2010-03-22 Richard Guenther <rguenther@suse.de>
2841 PR tree-optimization/43390
2842 * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2843 sure vector extracts are type correct.
2845 2010-03-22 Richard Guenther <rguenther@suse.de>
2848 * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2849 x * sqrt (x) even when optimizing for size if the target
2850 has native support for sqrt.
2852 2010-03-22 Jakub Jelinek <jakub@redhat.com>
2854 * varasm.c (make_decl_rtl_for_debug): Also clear
2855 flag_mudflap for the duration of make_decl_rtl call.
2858 * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2859 locs from preserved VALUEs.
2861 2010-03-21 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2864 * pa.md (movmemsi): Set align to one if zero.
2865 (movmemdi): Likewise.
2867 2010-03-21 Richard Earnshaw <rearnsha@arm.com>
2870 * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2871 with their corresponding prologue pushes.
2873 2010-03-20 Andrew Pinski <pinskia@gmail.com>
2876 * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2877 at the begining or end.
2878 (spu_expand_epilogue): Likewise.
2880 2010-03-20 Richard Guenther <rguenther@suse.de>
2882 PR rtl-optimization/43438
2883 * combine.c (make_extraction): Properly zero-/sign-extend an
2884 extraction of the low part of a CONST_INT. Also handle
2887 2010-03-19 Mike Stump <mikestump@comcast.net>
2889 * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2890 * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2891 (override_options): Use SUBTARGET32_DEFAULT_CPU.
2893 2010-03-19 Andrew Pinski <andrew_pinski@caviumnetworks.com>
2896 * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2899 2010-03-19 Bernd Schmidt <bernds@codesourcery.com>
2901 PR rtl-optimization/42258
2902 * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2903 use that may match DEF.
2906 * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2907 the cost of loading the constant rather than assuming
2909 * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2910 outer code is AND, do the same tests as the andsi3 expander and
2911 return COSTS_N_INSNS (1) if and is cheap.
2913 * optabs.c (avoid_expensive_constant): Fix formatting.
2915 2010-03-19 Michael Matz <matz@suse.de>
2918 * attribs.c (decl_attributes): When rebuilding a function pointer
2919 type use the same qualifiers as the original pointer type.
2921 2010-03-19 Martin Jambor <mjambor@suse.cz>
2923 * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2924 and is_gimple_ip_invariant_address.
2926 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2929 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2931 * config/arm/arm.c (arm_override_options): Turn off
2932 flag_dwarf2_cfi_asm for AAPCS variants.
2934 2010-03-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2937 * config/arm/arm.c (emit_multi_reg_push): Update comments.
2938 Use PRE_MODIFY instead of PRE_DEC.
2939 (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2940 (vfp_emit_fstmd): Likewise.
2942 2010-03-19 Michael Matz <matz@suse.de>
2945 * builtins.c (expand_builtin_interclass_mathfn,
2946 expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2949 2010-03-19 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/43415
2952 * tree-ssa-pre.c (phi_translate): Split out worker to ...
2953 (phi_translate_1): ... this.
2954 (phi_translate): Move all caching here. Cache all NARY
2955 and REFERENCE translations.
2957 2010-03-19 David S. Miller <davem@davemloft.net>
2959 With help from Eric Botcazou.
2960 * config/sparc/sparc.c: Include dwarf2out.h.
2961 (emit_pic_helper): Delete.
2962 (pic_helper_symbol_name): Delete.
2963 (pic_helper_emitted_p): Delete.
2964 (pic_helper_needed): New.
2965 (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2966 (get_pc_thunk_name): New.
2967 (load_pic_register): Remove 'delay_pic_helper' arg. Use
2968 get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2969 Set pic_helper_needed to true. Don't call emit_pic_helper.
2970 (sparc_expand_prologue): Update load_pic_register call.
2971 (sparc_output_mi_thunk): Likewise.
2972 (sparc_file_end): Emit a hidden comdat symbol for the PIC
2973 thunk if possible. Output CFI information as needed.
2975 2010-03-18 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2976 Jack Howarth <howarth@bromo.med.uc.edu>
2979 * config/i386/i386.h: Fix ABI on darwin x86-32.
2981 2010-03-18 Aldy Hernandez <aldyh@redhat.com>
2983 * tree.h: Declare make_decl_rtl_for_debug.
2984 * varasm.c (make_decl_rtl_for_debug): New.
2985 * dwarf2out.c (rtl_for_decl_location): Call it.
2986 * cfgexpand.c (expand_debug_expr): Call it.
2988 2010-03-18 Jakub Jelinek <jakub@redhat.com>
2991 * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
2995 * var-tracking.c (vt_init_cfa_base): Do nothing if
2996 cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
2998 2010-03-18 Alexandre Oliva <aoliva@redhat.com>
3001 * var-tracking.c (canonicalize_vars_star): New.
3002 (dataflow_post_merge_adjust): Use it.
3004 2010-03-18 Jakub Jelinek <jakub@redhat.com>
3007 * var-tracking.c (non_suitable_const): New function.
3008 (add_uses): For DEBUG_INSNs with constants, don't record any
3009 value, instead just the constant value itself.
3010 (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3011 is not VAR_LOC_UNKNOWN_P, set var to the constant.
3012 (emit_notes_in_bb): Likewise.
3013 (emit_note_insn_var_location): For onepart variables if
3014 cur_loc is a VOIDmode constant, use DECL_MODE.
3016 2010-03-18 Martin Jambor <mjambor@suse.cz>
3019 * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3020 * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3021 all non-clones. Moved call redirection...
3022 (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3023 (cgraph_materialize_all_clones): Dispose of all
3024 combined_args_to_skip bitmaps.
3025 (verify_cgraph_node): Do not check for edges pointing to wrong
3026 nodes in inline clones.
3027 * tree-inline.c (copy_bb): Call
3028 cgraph_redirect_edge_call_stmt_to_callee.
3029 * ipa.c (cgraph_remove_unreachable_nodes): Call
3030 cgraph_node_remove_callees even when there are used clones.
3032 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3034 * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3036 2010-03-18 H.J. Lu <hongjiu.lu@intel.com>
3039 * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3042 2010-03-18 Michael Matz <matz@suse.de>
3045 * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3046 into sqrt(x) if we need to preserve signed zeros.
3048 2010-03-18 Steven Bosscher <steven@gcc.gnu.org>
3049 Eric Botcazou <ebotcazou@adacore.com>
3051 PR rtl-optimization/43360
3052 * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3053 note if we don't know its invariant status.
3055 2010-03-18 Michael Matz <matz@suse.de>
3057 PR tree-optimization/43402
3058 * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3059 PHI chains of ssa names registered for update.
3061 2010-03-17 Peter Bergner <bergner@vnet.ibm.com>
3064 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3065 non-offsettable and pre_modify update addressing.
3066 * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3067 and "2" alternatives "#".
3068 (*movdd_softfloat32): Make all alternatives "#";
3069 * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3070 (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3071 (*movdf_softfloat32): Make all alternatives "#";
3072 (movdi): Use the new DIFD mode iterator to create a common splitter
3073 for movdi, movdf and movdd patterns.
3075 2010-03-18 Shujing Zhao <pearly.zhao@oracle.com>
3077 * common.opt (dumpdir): Remove redundant tab.
3079 2010-03-17 Martin Jambor <mjambor@suse.cz>
3081 PR tree-optimization/43347
3082 * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3083 original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3085 2010-03-17 Bernd Schmidt <bernd.schmidt@analog.com>
3087 PR rtl-optimization/42216
3088 * regrename.c (create_new_chain): New function, broken out from...
3089 (scan_rtx_reg): ... here. Call it. Handle the case where we are
3090 appending a use to an empty chain.
3091 (build_def_use): Remove previous changes that convert OP_INOUT to
3092 OP_OUT operands; instead detect the case where an OP_INOUT operand
3093 uses a previously untracked register and create an empty chain for it.
3095 2010-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3097 * doc/extend.texi (Function Attributes): Rewrite unfinished
3098 sentence in ms_abi documentation.
3100 2010-03-17 Alan Modra <amodra@gmail.com>
3102 * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3103 * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3104 (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3105 * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3107 2010-03-16 Richard Henderson <rth@redhat.com>
3110 * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3111 (lower_try_finally): Save and restore eh_seq around the expansion
3114 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3116 * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3117 statements before splitting block.
3119 2010-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3121 * doc/sourcebuild.texi (Testsuites): Fix markup.
3122 Use pathnames relative to gcc/testsuite.
3123 (Test Directives): Move description of how timeout is determined.
3124 (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3125 (C Tests): Correct gcc.misc-tests directory.
3126 Framework tests now live in gcc.test-framework.
3128 2010-03-16 Richard Guenther <rguenther@suse.de>
3131 * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3132 operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3134 2010-03-16 Aldy Hernandez <aldyh@redhat.com>
3135 Alexandre Oliva <aoliva@redhat.com>
3137 PR tree-optimization/42917
3138 * lambda-code.c (remove_iv): Skip debug statements.
3139 (lambda_loopnest_to_gcc_loopnest): Likewise.
3140 (not_interesting_stmt): Debug statements are not interesting.
3142 2010-03-16 Jakub Jelinek <jakub@redhat.com>
3146 * cselib.c (cselib_preserve_constants,
3147 cfa_base_preserved_val): New static variables.
3148 (preserve_only_constants): New function.
3149 (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3150 clear its REG_VALUES. If cselib_preserve_constants, don't
3151 empty the whole hash table, but preserve there VALUEs with constants,
3152 cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3153 (cselib_preserve_cfa_base_value): New function.
3154 (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3155 (cselib_init): Change argument to int bitfield. Set
3156 cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3158 (cselib_finish): Clear cselib_preserve_constants and
3159 cfa_base_preserved_val.
3160 * cselib.h (enum cselib_record_what): New enum.
3161 (cselib_init): Change argument to int.
3162 (cselib_preserve_cfa_base_value): New prototype.
3163 * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3164 * dse.c (dse_step1): Likewise.
3165 * cfgcleanup.c (thread_jump): Likewise.
3166 * sched-deps.c (sched_analyze): Likewise.
3167 * gcse.c (local_cprop_pass): Likewise.
3168 * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3169 If FN is non-NULL, call the callback always and whenever it returns
3170 non-NULL just return that. Only do rtx_equal_p if FN is NULL.
3171 * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3172 * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3173 compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3174 * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3175 * var-tracking.c: Include recog.h.
3176 (bb_stack_adjust_offset): Remove.
3177 (vt_stack_adjustments): Don't call it, instead just gather the
3178 adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3179 (adjust_stack_reference): Remove.
3180 (compute_cfa_pointer): New function.
3181 (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3182 (struct adjust_mem_data): New type.
3183 (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3185 (get_address_mode): New function.
3186 (replace_expr_with_values): Use it.
3187 (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3188 Use get_address_mode. For cfa_base_rtx return MO_CLOBBER.
3189 (adjust_sets): Remove.
3190 (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3191 Use get_address_mode.
3192 (get_adjusted_src): Remove.
3193 (add_stores): Don't call it. Never reuse expr SET. Don't add extra
3194 MO_VAL_USE for cfa_base_rtx plus constant. Use get_address_mode.
3195 (add_with_sets): Don't call adjust_sets.
3196 (fp_setter, vt_init_cfa_base): New functions.
3197 (vt_initialize): Change return type to bool. Move most of pool etc.
3198 initialization to the beginning of the function from end. Pass
3199 CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3200 If !frame_pointer_needed, call vt_stack_adjustment before mos
3201 vector is filled, call vt_init_cfa_base if argp/framep has been
3202 eliminated to sp. If frame_pointer_needed and argp/framep has
3203 been eliminated to hard frame pointer, set
3204 hard_frame_pointer_adjustment and call vt_init_cfa_base after
3205 encountering fp setter in the prologue. For MO_ADJUST, call
3206 log_op_type before pusing the op into mos vector, not afterwards.
3207 Call adjust_insn before cselib_process_insn/add_with_sets,
3208 call cancel_changes (0) afterwards.
3209 (variable_tracking_main_1): Adjust for vt_initialize calling
3210 vt_stack_adjustments and returning whether it succeeded or not.
3212 2010-03-15 Aldy Hernandez <aldyh@redhat.com>
3214 * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3217 2010-03-15 Jakub Jelinek <jakub@redhat.com>
3219 * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3221 (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3222 drap_reg has not been set.
3224 2010-03-15 Michael Matz <matz@suse.de>
3227 * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3228 use it to expand block copies.
3229 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3230 insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3231 (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3233 2010-03-15 Richard Guenther <rguenther@suse.de>
3235 PR tree-optimization/43367
3236 * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3239 2010-03-15 Richard Guenther <rguenther@suse.de>
3241 PR tree-optimization/43317
3242 * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3244 2010-03-15 Martin Jambor <mjambor@suse.cz>
3246 PR tree-optimization/43141
3247 * tree-sra.c (create_abstract_origin): New function.
3248 (modify_function): Call create_abstract_origin.
3250 2010-03-15 Chris Demetriou <cgd@google.com>
3252 * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3255 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3258 * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3259 call insert_out_of_ssa_copy for default definitions.
3261 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3263 * graphite-clast-to-gimple.c (my_long_long): Defined.
3264 (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3265 * graphite-sese-to-poly.c (my_long_long): Defined.
3266 (scop_ivs_can_be_represented): Use it.
3268 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3270 * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3271 graphite-max-bbs-per-function, and loop-block-tile-size.
3272 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3274 (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3276 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3278 * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3279 forward declaration.
3280 * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3281 (add_upper_bounds_from_estimated_nit): New.
3282 (build_loop_iteration_domains): Use it.
3284 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3286 * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3288 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3291 * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3292 should be an INTEGER_CST. Also handle CASE_CONVERT.
3294 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3296 * graphite.c (graphite_initialize): To bound the number of bbs per
3297 function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3298 * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3299 * doc/invoke.texi: Document it.
3301 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3303 * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3304 * graphite-sese-to-poly.h (build_poly_scop): Same.
3306 2010-03-13 Sebastian Pop <sebastian.pop@amd.com>
3308 * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3309 the number of parameters in the scop. Use as an upper bound
3310 PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3311 * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3312 * doc/invoke.texi: Document it.
3314 2010-03-13 Jerry Quinn <jlquinn@optonline.net>
3316 * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3317 * doc/c-tree.texi: Remove.
3318 * doc/generic.texi: Merge c-tree.texi here.
3319 * doc/gccint.texi (Trees): Remove menu entry.
3320 (c-tree.texi): Remove @include.
3321 * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3322 * doc/languages.texi (Reading RTL): Ditto.
3324 2010-03-12 Steve Ellcey <sje@cup.hp.com>
3327 * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3329 2010-03-12 Michael Meissner <meissner@linux.vnet.ibm.com>
3332 * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3333 code added to work around reload clobbering CONST insns.
3335 2010-03-12 Jakub Jelinek <jakub@redhat.com>
3337 * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3338 (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3339 (cselib_preserve_only_values): Remove retain argument, don't
3340 traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3341 * cselib.h (cselib_preserve_only_values): Remove retain argument.
3342 * var-tracking.c (micro_operation): Move insn field before union.
3343 Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3344 (struct variable_tracking_info_def): Remove n_mos field, change
3345 mos into a vector of micro_operations.
3346 (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3347 (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3348 compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3349 changing into a vector.
3350 (add_with_sets): Likewise. Ensure MO_VAL_USE uops from add_stores
3351 come before all other uops generated by add_stores.
3352 (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3354 (vt_initialize): Likewise. Adjust for VTI (bb)->mos changing into
3355 a vector. Run just one pass over the bbs instead of separate counting
3356 and computation phase.
3357 (vt_finalize): Free VTI (bb)->mos vector instead of array.
3360 * tree-inline.c (remap_decls): Put old_var rather than origin_var
3361 into *nonlocalized_list vector.
3362 * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3363 even if origin is non-NULL.
3364 (gen_variable_die): Likewise.
3365 (process_scope_var): Don't change origin.
3366 (gen_decl_die): Likewise.
3367 * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3368 before adding new edges instead of after it, fix moving over
3371 2010-03-11 David S. Miller <davem@davemloft.net>
3373 * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3375 * configure: Rebuild.
3377 2010-03-11 Martin Jambor <mjambor@suse.cz>
3379 PR tree-optimization/43257
3380 * tree.c (assign_assembler_name_if_neeeded): New function.
3381 (free_lang_data_in_cgraph): Assembler name assignment moved to the
3383 * tree.h (assign_assembler_name_if_neeeded): Declare.
3384 * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3385 the function if needed.
3387 2010-03-11 Chris Demetriou <cgd@google.com>
3389 * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3390 include/stdint-gcc.h, and include/stdint.h world-readable.
3392 2010-03-11 Richard Guenther <rguenther@suse.de>
3394 PR tree-optimization/43255
3395 * tree-vrp.c (process_assert_insertions_for): Do not insert
3396 asserts for trivial conditions.
3398 2010-03-11 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3400 PR tree-optimization/43280
3401 * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3402 generation. Move calculation of size out of the if branch.
3403 (find_bswap): Modify compare number generation.
3405 2010-03-11 Richard Guenther <rguenther@suse.de>
3408 * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3409 (input_gimple_stmt): Fixup handled component types during
3410 operand read. Also fix up decls in ADDR_EXPRs.
3412 2010-03-10 Eric Botcazou <ebotcazou@adacore.com>
3414 * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3415 * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3417 2010-03-10 Jan Hubicka <jh@suse.cz>
3420 * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3421 * varasm.c (get_variable_section): Don't do that here...
3422 (make_decl_rtl): ... and here.
3423 (do_assemble_alias): Produce decl RTL.
3424 (assemble_alias): Likewise.
3426 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3429 * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3430 * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting
3432 (dwarf2out_frame_debug): Handle REG_CFA_SET_VDRAP note.
3433 (based_loc_descr): Only express drap or vdrap regno based expressions
3434 using DW_OP_fbreg when not optimizing.
3435 * config/i386/i386.c (ix86_get_drap_rtx): When not optimizing,
3436 make the vDRAP = DRAP assignment RTX_FRAME_RELATED_P and add
3437 REG_CFA_SET_VDRAP note.
3439 2010-03-10 Alexander Monakov <amonakov@ispras.ru>
3441 PR tree-optimization/43236
3442 * tree-loop-distribution.c (generate_memset_zero): Fix off-by-one
3443 error in calculation of base address in reverse iteration case.
3444 (generate_builtin): Take number of latch executions if the statement
3447 2010-03-10 Andrey Belevantsev <abel@ispras.ru>
3450 * tree-eh.c: Include pointer-set.h.
3451 (lower_eh_dispatch): Filter out duplicate case labels and
3452 remove the unneeded edge when the label is unused. Return
3453 true when some edges are removed.
3454 (execute_lower_eh_dispatch): When any lowering resulted in
3455 removing an edge, also delete unreachable blocks.
3457 2010-03-10 Jakub Jelinek <jakub@redhat.com>
3460 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle
3461 UNSPEC_MACHOPIC_OFFSET.
3463 2010-03-09 Andreas Schwab <schwab@linux-m68k.org>
3466 * config/m68k/m68k.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3467 (m68k_delegitimize_address): New function.
3469 2010-03-09 Jakub Jelinek <jakub@redhat.com>
3472 * dwarf2out.c (const_ok_for_output_1): Return 1 for UNSPECs.
3475 * var-tracking.c (adjust_sets): New function.
3476 (count_with_sets, add_with_sets): Use it.
3477 (get_adjusted_src): New inline function.
3478 (add_stores): Use it.
3481 * var-tracking.c (vt_expand_loc_callback) <case SUBREG>: If dummy,
3482 call cselib_dummy_expand_value_rtx_cb instead of
3483 cselib_expand_value_rtx_cb.
3486 * config/i386/t-i386 (i386.o): Depend on debug.h and dwarf2out.h.
3487 * config/i386/i386.c: Include debug.h and dwarf2out.h.
3488 (ix86_file_end): If dwarf2out_do_cfi_asm (), emit .cfi_startproc
3489 and .cfi_endproc around the pic thunks.
3490 (output_set_got): For TARGET_DEEP_BRANCH_PREDICTION pic, ensure
3491 all queued unwind info register saves are saved before the call.
3492 For !TARGET_DEEP_BRANCH_PREDICTION pic, ensure the call is
3493 considered as sp-=4 for unwind info and the pop as sp+=4 which
3494 also clobbers dest, but doesn't actually restore it.
3497 * config/i386/i386.c (ix86_get_drap_rtx): Don't set
3498 RTX_FRAME_RELATED_P.
3500 2010-03-09 Jie Zhang <jie@codesourcery.com>
3502 * config/arm/arm.md (thumb_mulsi3_v6): Remove trailing
3503 whitespaces in output template.
3505 2010-03-09 Jie Zhang <jie@codesourcery.com>
3507 * ira-lives.c (check_and_make_def_use_conflict): Don't fall
3510 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3512 * Makefile.in (check_gcc_parallelize): Run dg-torture.exp and
3513 builtins.exp in a separate job.
3515 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3517 * graphite-sese-to-poly.c (add_param_constraints): Use
3518 lower_bound_in_type and upper_bound_in_type.
3520 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3522 * graphite-sese-to-poly.c (add_param_constraints): Use sizetype
3523 instead of unsigned_type_node.
3525 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3526 Reza Yazdani <reza.yazdani@amd.com>
3529 * graphite-sese-to-poly.c (add_param_constraints): Insert bounds
3530 on pointer type parameters.
3532 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3536 * graphite-clast-to-gimple.c (clast_to_gcc_expression): Also
3537 handle conversions from pointer to integers.
3538 (gcc_type_for_cloog_iv): Choose the smalles signed integer as an
3539 induction variable, to be able to work with code generated by CLooG.
3540 * graphite-sese-to-poly.c (scop_ivs_can_be_represented): New.
3541 (build_poly_scop): Bail out if we cannot codegen a loop.
3543 2010-03-08 Tobias Grosser <grosser@fim.uni-passau.de>
3545 * graphite-clast-to-gimple.c (translate_clast): Do not short-cut
3546 code generation with gloog_error.
3548 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3550 * sese.c (expand_scalar_variables_ssa_name): Add new argument for type.
3551 Call fold_convert on all the returned values.
3552 (expand_scalar_variables_expr): Pass to
3553 expand_scalar_variables_ssa_name the type of the resulting expression.
3555 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3557 * graphite-ppl.c (ppl_min_for_le_polyhedron): Renamed
3558 ppl_min_for_le_pointset.
3559 Use ppl_Pointset_Powerset_C_Polyhedron_minimize.
3560 * graphite-ppl.h (ppl_min_for_le_polyhedron): Update declaration.
3562 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3564 * graphite-dependences.c (map_into_dep_poly): Removed.
3565 (dependence_polyhedron_1): Use combine_context_id_scat.
3567 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3569 * graphite-poly.h (struct poly_scattering): Add layout documentation.
3570 (struct poly_bb): Same.
3571 (combine_context_id_scat): New.
3573 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3576 * sese.c (name_defined_in_loop_p): Return false for default
3579 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3581 * graphite-clast-to-gimple.c (find_cloog_iv_in_expr): Simplify
3582 and clean up the logic.
3584 2010-03-08 Sebastian Pop <sebastian.pop@amd.com>
3586 * graphite-sese-to-poly.c (add_param_constraints): Enabled: remove
3589 2010-03-08 Jakub Jelinek <jakub@redhat.com>
3591 * var-tracking.c (remove_cselib_value_chains): Define only for
3593 (dataflow_set_preserve_mem_locs, dataflow_set_remove_mem_locs,
3594 delete_slot_part, emit_notes_for_differences_1): Don't call
3595 remove_cselib_value_chains here.
3596 (set_slot_part, emit_notes_for_differences_2): Don't call
3597 add_cselib_value_chains here.
3598 (preserved_values): New vector.
3599 (preserve_value): New function.
3600 (add_uses, add_stores, vt_add_function_parameters): Use it
3601 instead of cselib_preserve_value.
3602 (changed_values_stack): New vector.
3603 (check_changed_vars_0): New function.
3604 (check_changed_vars_1, check_changed_vars_2): Use it.
3605 (emit_notes_for_changes): Call set_dv_changed (*, false) on all
3606 changed_values_stack VALUEs.
3607 (vt_emit_notes): For all preserved_values call
3608 add_cselib_value_chains. If ENABLE_CHECKING call
3609 remove_cselib_value_chains before verifying value_chains is empty.
3610 Initialize and free changed_values_stack.
3611 (vt_initialize): Initialize preserved_values.
3612 (vt_finalize): Free preserved_values.
3614 2010-03-08 Richard Guenther <rguenther@suse.de>
3616 PR tree-optimization/43269
3617 * tree-ssa-dse.c (dse_possible_dead_store_p): Fix post-dom
3620 2010-03-08 Martin Jambor <mjambor@suse.cz>
3622 * ipa-prop.h (struct ipa_param_descriptor): Removed the called field.
3623 (ipa_is_param_called): Removed.
3624 * ipa-prop.c (ipa_note_param_call): Do not set the called flag.
3625 (ipa_print_node_params): Do not print the called flag.
3626 (ipa_write_node_info): Do not stream the called flag.
3627 (ipa_read_node_info): Likewise.
3629 2010-03-07 Jakub Jelinek <jakub@redhat.com>
3632 * Makefile.in (var-tracking.o): Depend on pointer-set.h.
3633 * cselib.c (struct expand_value_data): Add dummy field.
3634 (cselib_expand_value_rtx, cselib_expand_value_rtx_cb): Initialize
3636 (cselib_dummy_expand_value_rtx_cb): New function.
3637 (cselib_expand_value_rtx_1): If evd->dummy is true, don't allocate
3639 * cselib.h (cselib_dummy_expand_value_rtx_cb): New prototype.
3640 * var-tracking.c: Include pointer-set.h.
3641 (variable): Change n_var_parts to char from int. Add
3642 cur_loc_changed and in_changed_variables fields.
3643 (variable_canonicalize): Remove.
3644 (shared_var_p): New inline function.
3645 (unshare_variable): Maintain cur_loc_changed and
3646 in_changed_variables fields. If var was in changed_variables,
3647 replace it there with new_var. Just copy cur_loc instead of
3648 resetting it to something else.
3649 (variable_union): Don't recompute cur_loc. Use shared_var_p.
3650 (dataflow_set_union): Don't call variable_canonicalize.
3651 (loc_cmp): If both x and y are DEBUG_EXPRs, compare uids
3652 of their DEBUG_EXPR_TREE_DECLs.
3653 (canonicalize_loc_order_check): Verify that cur_loc is NULL
3654 and in_changed_variables and cur_loc_changed is false.
3655 (variable_merge_over_cur): Clear cur_loc, in_changed_variables
3656 and cur_loc_changed. Don't update cur_loc here.
3657 (variable_merge_over_src): Don't call variable_canonicalize.
3658 (dataflow_set_preserve_mem_locs): Use shared_var_p. When
3659 removing loc that is equal to cur_loc, clear cur_loc,
3660 set cur_loc_changed and ensure variable_was_changed is called.
3661 (dataflow_set_remove_mem_locs): Use shared_var_p. Only
3662 compare pointers in cur_loc check, if it is equal to loc,
3663 clear cur_loc and set cur_loc_changed. Don't recompute cur_loc here.
3664 (variable_different_p): Remove compare_current_location argument,
3665 don't compare cur_loc.
3666 (dataflow_set_different_1): Adjust variable_different_p caller.
3667 (variable_was_changed): If dv had some var in changed_variables
3668 already, reset in_changed_variables flag for it and propagate
3669 cur_loc_changed over to the new variable. On empty var
3670 always set cur_loc_changed. Set in_changed_variables on whatever
3671 var is added to changed_variables.
3672 (set_slot_part): Clear cur_loc_changed and in_changed_variables.
3673 Use shared_var_p. When removing loc that is equal to cur_loc,
3674 clear cur_loc and set cur_loc_changed. If cur_loc is NULL at the
3675 end, don't set it to something else, just call variable_was_changed.
3676 (delete_slot_part): Use shared_var_p. When cur_loc equals to
3677 loc being removed, clear cur_loc and set cur_loc_changed.
3678 Set cur_loc_changed if all locations have been removed.
3679 (struct expand_loc_callback_data): New type.
3680 (vt_expand_loc_callback): Add dummy mode in which no rtxes are
3681 allocated. Always create SUBREGs if simplify_subreg failed.
3682 Prefer to use cur_loc, when that fails and still in
3683 changed_variables (and seen first time) recompute it. Set
3684 cur_loc_changed of variables which had to change cur_loc and
3685 compute elcd->cur_loc_changed if any of the subexpressions used
3686 had to change cur_loc.
3687 (vt_expand_loc): Adjust to pass arguments in
3688 expand_loc_callback_data structure.
3689 (vt_expand_loc_dummy): New function.
3690 (emitted_notes): New variable.
3691 (emit_note_insn_var_location): For VALUEs and DEBUG_EXPR_DECLs
3692 that weren't used for any other decl in current
3693 emit_notes_for_changes call call vt_expand_loc_dummy to update
3694 cur_loc. For -fno-var-tracking-assignments, set cur_loc to
3695 first loc_chain location if NULL before. Always use just
3696 cur_loc instead of first loc_chain location. When cur_loc_changed
3697 is false, when not --enable-checking=rtl just don't emit any note.
3698 When rtl checking, compute the note and assert it is the same
3699 as previous note. Clear cur_loc_changed and in_changed_variables
3700 at the end before removing from changed_variables.
3701 (check_changed_vars_3): New function.
3702 (emit_notes_for_changes): Traverse changed_vars to call
3703 check_changed_vars_3 on each changed var.
3704 (emit_notes_for_differences_1): Clear cur_loc_changed and
3705 in_changed_variables. Recompute cur_loc of new_var.
3706 (emit_notes_for_differences_2): Clear cur_loc if new variable appears.
3707 (vt_emit_notes): Initialize and destroy emitted_notes.
3709 2010-03-07 Bernd Schmidt <bernd.schmidt@analog.com>
3711 PR rtl-optimization/42220
3712 * regrename.c (scan_rtx) <case STRICT_LOW_PART, ZERO_EXTRACT>:
3713 Use verify_reg_tracked to determine if we should use OP_OUT rather
3715 (build_def_use): If we see an in-out operand for a register that we
3716 know nothing about, treat is an output if possible, fail the block if
3719 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3722 * gimple-iterator.c (gsi_remove): Propagate only PHI DEFs removed
3725 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3728 * tree-vect-loop.c (vect_transform_loop): Kill out-of-loop debug
3729 uses of relevant DEFs that are dead outside the loop too.
3731 2010-03-06 Alexandre Oliva <aoliva@redhat.com>
3733 * var-tracking.c (dataflow_set_merge): Swap src and src2.
3735 2010-01-13 Jakub Jelinek <jakub@redhat.com>
3737 * var-tracking.c (values_to_unmark): New variable.
3738 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
3739 values_to_unmark vector. Moved body to...
3740 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
3741 instead queue it into values_to_unmark vector.
3742 (vt_find_locations): Free values_to_unmark vector.
3744 2010-03-05 Eric Botcazou <ebotcazou@adacore.com>
3746 * Makefile.in (PLUGINCC, PLUGINCFLAGS): New variables.
3747 (site.exp): Export them when plugins are enabled.
3749 2010-03-05 Sebastian Pop <sebastian.pop@amd.com>
3752 * tree-chrec.c (chrec_fold_plus_1): Do not handle convert expressions
3754 (chrec_fold_multiply): Same.
3756 2010-03-04 Andrew Pinski <andrew_pinski@caviumnetworks.com>
3759 * c-decl.c (build_compound_literal): Return early if init is
3762 2010-03-04 Martin Jambor <mjambor@suse.cz>
3764 PR tree-optimization/43164
3765 PR tree-optimization/43191
3766 * tree-sra.c (type_consists_of_records_p): Reject records with
3767 zero-size bit-fields at the end.
3769 2010-03-04 Mike Stump <mikestump@comcast.net>
3771 * Makefile.in (TAGS): Remove *.y.
3773 2010-03-04 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/40761
3776 * tree-ssa-pre.c (compute_antic): Walk reverse postorder
3778 (my_rev_post_order_compute): New function.
3779 (init_pre): Call it.
3781 2010-03-04 Changpeng Fang <changpeng.fang@amd.com>
3784 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Do not
3785 decrease the cost of an IV candidate when the cost is infinite.
3787 2010-03-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3789 * doc/extend.texi (Vector Extensions, X86 Built-in Functions):
3790 Use '3DNow!' for the extension of that name, ensure normal space
3792 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
3794 2010-03-03 Jeff Law <law@redhat.com>
3796 * PR middle-end/32693
3797 * expmed.c (store_bit_field_1): Use gen_lowpart_SUBREG rather
3798 than gen_rtx_SUBREG.
3799 (extract_bit_field_1): Likewise.
3801 2010-03-03 Janis Johnson <janis187@us.ibm.com>
3803 * doc/sourcebuild.texi (Test directives): Document that arguments
3804 include-opts and exclude-opts are now optional for dg-skip-if,
3805 dg-xfail-if, dg-xfail-run-if, and dg-shouldfail.
3807 2010-03-03 Jason Merrill <jason@redhat.com>
3810 * cgraph.h (varpool_node): Add extra_name field.
3811 * varpool.c (varpool_extra_name_alias): New.
3812 (varpool_assemble_decl): Emit extra name aliases.
3813 (varpool_mark_needed_node): Look past an extra name alias.
3814 * lto-streamer.h (LTO_tags): Add LTO_var_decl_alias.
3815 * lto-streamer-in.c (lto_input_tree): Read it.
3816 * lto-streamer-out.c (output_unreferenced_globals): Write it.
3818 2010-03-03 Eric Botcazou <ebotcazou@adacore.com>
3820 * config.gcc (sparc64-*-solaris2*, sparc-*-solaris2*): Merge into...
3821 (sparc*-*-solaris2*): ...this.
3823 2010-03-03 Jakub Jelinek <jakub@redhat.com>
3826 * cfgexpand.c (expand_debug_expr): Handle DOT_PROD_EXPR,
3827 WIDEN_MULT_EXPR and WIDEN_SUM_EXPR. Return NULL without
3828 ICE for vector expressions, ADDR_SPACE_CONVERT_EXPR,
3829 FIXED_CONVERT_EXPR, OBJ_TYPE_REF and WITH_SIZE_EXPR.
3832 * dwarf2out.c (add_bound_info): If a decl bound doesn't have decl_die,
3833 fallthrough to default handling, just with want_address 0 instead of 2.
3834 For single element lists, add_AT_loc directly, otherwise create an
3835 artificial variable DIE and stick location list to it.
3838 * var-tracking.c (loc_cmp): Don't assert VALUEs have the same mode.
3839 (VAL_EXPR_HAS_REVERSE): Define.
3840 (reverse_op): New function.
3841 (add_stores): For reversible operations add an extra MO_VAL_USE.
3843 2010-03-02 Jason Merrill <jason@redhat.com>
3845 * c-pretty-print.c (pp_c_specifier_qualifier_list): Print vector size.
3847 2010-03-02 Eric Botcazou <ebotcazou@adacore.com>
3849 * config.gcc (sparc-*-linux*): Do not include sparc/gas.h.
3850 (sparc64-*-linux*): Likewise.
3851 (sparc64-*-solaris2*): Include assembler files before linker ones.
3852 (sparc-*-solaris2*): Simplify and reorder to match previous case.
3853 * config/sparc/gas.h: Delete.
3854 * config/sparc/sol2-64.h: Add copyright notice.
3855 * config/sparc/sol2-gas-bi.h: Likewise.
3856 * config/sparc/sol2-gld.h: Likewise.
3857 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Delete.
3858 * config/sparc/sol2.h (TARGET_ASM_NAMED_SECTION): Redefine.
3859 * config/sparc/sol2-gas.h (TARGET_ASM_NAMED_SECTION): Likewise.
3860 * config/sparc/sparc.c (TARGET_ASM_ALIGNED_SI_OP): Never redefine.
3861 (sparc_elf_asm_named_section): Rename into...
3862 (sparc_solaris_elf_asm_named_section): ...this. Always define.
3864 2010-03-02 Uros Bizjak <ubizjak@gmail.com>
3866 * config/alpha/alpha.c (override_options): Fix -mtune error message.
3868 2010-03-02 Jeff Law <law@redhat.com>
3871 * reload1.c (rtx_p, substitute_stack): Declare.
3872 (substitute): Record addresses of changed rtxs.
3873 (gen_reload_chain_without_interm_reg_p): Don't use copy_rtx anymore.
3874 Restore the original rtx when complete.
3875 (reload): Free subsitute_stack when complete.
3877 2010-03-02 Janis Johnson <janis187@us.ibm.com>
3879 * doc/gccint.texi (menu): Add Testsuites as a chapter.
3880 * doc/sourcebuild.texi (Testsuites): Move up a level to be a
3882 (Test Idioms, Test Directives, Ada Tests, C Tests, libgcj Tests,
3883 LTO Testing, gcov Testing, profopt Testing, compat Testing,
3884 Torture Tests): Change from subsection to section.
3886 2010-03-02 Jakub Jelinek <jakub@redhat.com>
3887 Steven Bosscher <steven@gcc.gnu.org>
3889 * var-tracking.c (vt_initialize): Scan insns in ebb chunks
3892 2010-03-02 Reza Yazdani <reza.yazdani@amd.com>
3895 * tree-loop-distribution.c (update_phis_for_loop_copy): Replaced
3896 the assignment from the new induction variable to the assignment
3897 of the value from the original loop PHI function.
3899 2010-03-01 Janis Johnson <janis187@us.ibm.com>
3900 Daniel Jacobowitz <dan@codesourcery.com>
3902 * doc/sourcebuild.texi (Test directives): Clarify options to
3905 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3907 * configure.ac (gcc_cv_as_cfi_directive) [i?86-*-solaris*]:
3908 Disable cfi directives unless GCC and gas agree on using read-only
3909 .eh_frame sections for 64-bit.
3910 * configure: Regenerate.
3912 2010-03-01 Richard Guenther <rguenther@suse.de>
3914 PR tree-optimization/43220
3915 * tree-ssa-ccp.c (optimize_stack_restore): Do not optimize
3916 BUILT_IN_STACK_{SAVE,RESTORE} around alloca.
3918 2010-03-01 Richard Guenther <rguenther@suse.de>
3919 Martin Jambor <mjambor@suse.cz>
3922 * gimplify.c (gimplify_body): Unset DECL_HAS_VALUE_EXPR_P on
3923 gimplified parameters.
3925 2010-03-01 Christian Bruel <christian.bruel@st.com>
3927 * except.c (dw2_build_landing_pads): set LABEL_PRESERVE_P.
3929 2010-03-01 H.J. Lu <hongjiu.lu@intel.com>
3931 * config/i386/linux64.h (ASM_SPEC): Use SPEC_32 and SPEC_64.
3933 2010-03-01 Richard Guenther <rguenther@suse.de>
3936 * expr.c (expand_assignment): Use the alias-oracle to tell
3937 if the rhs aliases the result decl.
3939 2010-03-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3942 * config/host-solaris.c (HOST_HOOKS_GT_PCH_GET_ADDRESS): Redefine
3943 to sol_gt_pch_get_address.
3944 (TRY_EMPTY_VM_SPACE): Define for all combinations of 32 and
3945 64-bit, SPARC and x86.
3946 (sol_gt_pch_get_address): New function.
3948 2010-03-01 Marco Poletti <poletti.marco@gmail.com>
3950 * toplev.h (inform_n, error_n): Declare.
3951 * diagnostic.c (inform_n, error_n): New function.
3953 2010-03-01 Jakub Jelinek <jakub@redhat.com>
3955 * cfgexpand.c (expand_used_vars): If an artificial non-ignored var
3956 has no rtl yet when processing local_decls, queue it and recheck
3957 if deferred stack allocation hasn't assigned it rtl.
3959 2010-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
3961 * config/sh/sh.c (unspec_bbr_uid): New.
3962 (gen_block_redirect): Use it instead of INSN_UID.
3963 (gen_far_branch): Likewise.
3965 2010-02-28 H.J. Lu <hongjiu.lu@intel.com>
3967 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Make
3968 it the same as TARGET_SUBTARGET64_ISA_DEFAULT.
3970 2010-02-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3972 * doc/invoke.texi (Warning Options, RX Options): Fix typos.
3973 (Warning Options): -Wno-conversion-null is valid for
3974 Objective-C++ as well.
3975 * doc/tm.texi (Named Address Spaces): Likewise.
3976 * doc/plugins.texi (Plugins): Replace TABs with spaces.
3977 * doc/tree-ssa.texi (Tree SSA): Likewise.
3979 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3982 * config.gcc: Don't enable SSE math for i[34567]86-*-darwin*
3983 by default. Don't set the default arch for
3984 i[34567]86-*-darwin*|x86_64-*-darwin*.
3986 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
3989 * config.gcc: Enable SSE math for i[34567]86-*-darwin* by
3990 default. Set the default 32bit/64bit archs with $with_arch
3991 instead of $arch for i[34567]86-*-*|x86_64-*-* targets.
3993 2010-02-27 Richard Guenther <rguenther@suse.de>
3995 PR tree-optimization/43186
3996 * params.def (PARAM_MAX_UNROLL_ITERATIONS): New param.
3997 * doc/invoke.texi (max-completely-peel-loop-nest-depth): Document.
3998 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Limit
3999 unroller iterations.
4001 2010-02-27 H.J. Lu <hongjiu.lu@intel.com>
4003 * config.gcc: Set the default 32bit/64bit archs if 64bit ISA is
4004 required and i[34567]86-*-* targets don't support 64bit ISA.
4006 2010-02-26 Eric Botcazou <ebotcazou@adacore.com>
4009 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
4012 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4014 * config.gcc: Set the default arch at least to Prescott for
4015 i[34567]86-*-darwin* and Pentium 4 for i[34567]86-*-* targets
4016 if SSE math is enabled.
4018 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4020 * diagnostic.c (diagnostic_initialize): Update.
4021 (diagnostic_report_diagnostic): Test inhibit_notes_p for
4023 * diagnostic.h (diagnostic_context): New bool inhibit_notes_p.
4024 (diagnostic_inhibit_notes): New.
4025 * toplev.c (process_options): inhibit notes with -fcompare-debug.
4027 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4030 * doc/cpp.texi: Use c90 instead of c89 and gnu90 instead of gnu89.
4031 * doc/standards.texi: Likewise.
4032 * doc/extend.texi: Likewise.
4033 * doc/trouble.texi: Likewise.
4034 * doc/cppopts.texi: Likewise.
4035 * doc/install.texi: Likewise.
4036 * c.opt (std=c90,std=gnu90): New options.
4037 * c-opts.c (c_common_handle_option): Handle them.
4039 2010-02-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
4042 * c-decl.c (undeclared_variable): Use an informative note.
4044 2010-02-26 Richard Guenther <rguenther@suse.de>
4046 PR tree-optimization/43186
4047 * gimple.h (gimple_fold): Remove.
4048 * gimple.c (gimple_fold): Remove. Inline into single user ...
4049 * tree-cfgcleanup.c (cleanup_control_expr_graph): ... here.
4050 Try harder for conditions.
4052 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4055 * function.c (used_types_insert): Don't skip through named pointer
4056 types. Don't use TYPE_MAIN_VARIANT if the original type has a name
4057 and it is different from the main variant's type.
4059 2010-02-26 Nick Clifton <nickc@redhat.com>
4061 * config/rx/rx.md (sminsi3): Remove bogus alternative.
4063 2010-02-26 H.J. Lu <hongjiu.lu@intel.com>
4065 * config.gcc: Support --with-fpmath=sse for x86.
4067 * config/i386/ssemath.h: New.
4069 * doc/install.texi (--with-fpmath=sse): Documented.
4071 2010-02-26 Richard Guenther <rguenther@suse.de>
4073 PR tree-optimization/43188
4074 * tree-vect-stmts.c (get_vectype_for_scalar_type): Do not build
4075 vector types of over-aligned element type.
4077 2010-02-26 Uros Bizjak <ubizjak@gmail.com>
4080 * config/i386/i386.c (expand_vec_perm_blend): Use correct
4081 operands in V8HImode subregs. Fix operand order in VEC_MERGE rtx.
4083 2010-02-26 Jan Kratochvil <jan.kratochvil@redhat.com>
4085 * doc/invoke.texi (-fvar-tracking-assignments): Fix typo.
4087 2010-02-26 Jakub Jelinek <jakub@redhat.com>
4089 * Makefile.in (var-tracking.o): Depend on $(DIAGNOSTIC_H).
4090 * var-tracking.c: Include diagnostic.h.
4091 (debug_dv): New function.
4092 (dump_var): Print DEBUG_EXPR_DECLs as D#N instead of D.-N.
4095 * var-tracking.c (dv_onepart_p): Return true for DEBUG_EXPR_DECLs.
4096 (add_value_chain, add_value_chains, remove_value_chain,
4097 remove_value_chains): Handle DEBUG_EXPRs.
4098 (check_changed_vars_1, check_changed_vars_2): Handle DEBUG_EXPR_DECLs.
4101 * regcprop.c (struct queued_debug_insn_change): New type.
4102 (struct value_data_entry): Add debug_insn_changes field.
4103 (struct value_data): Add n_debug_insn_changes field.
4104 (debug_insn_changes_pool): New variable.
4105 (free_debug_insn_changes, apply_debug_insn_changes,
4106 cprop_find_used_regs_1, cprop_find_used_regs): New functions.
4107 (kill_value_one_regno): Call free_debug_insn_changes if needed.
4108 (init_value_data): Clear debug_insn_changes and n_debug_insn_changes
4110 (replace_oldest_value_reg): Don't change DEBUG_INSNs, instead queue
4112 (copyprop_hardreg_forward_1): Don't call apply_change_group for
4113 DEBUG_INSNs. For a real insn, if there are queued DEBUG_INSN
4114 changes, call cprop_find_used_regs via note_stores.
4115 (copyprop_hardreg_forward): When copying vd from predecessor
4116 which has any queued DEBUG_INSN changes, make sure the pointers are
4117 cleared. At the end call df_analyze and then if there are any
4118 DEBUG_INSN changes queued at the end of some basic block for still
4119 live registers, apply them.
4120 (pass_cprop_hardreg): Set TODO_df_finish in todo_flags_finish.
4122 2010-02-25 Uros Bizjak <ubizjak@gmail.com>
4124 * config.gcc (i[34567]86-*-* | x86_64-*-*): Split long line.
4127 2010-02-25 H.J. Lu <hongjiu.lu@intel.com>
4129 * config.gcc: Set arch/cpu for i[34567]86-*-*|x86_64-*-*
4130 targets. Set the default with_cpu/with_arch from arch/cpu.
4131 Allow x86-64 and native for with_cpu/with_arch.
4133 2010-02-25 Nicolas Benoit <nbenoit@tuxfamily.org>
4135 * ebitmap.c: Change calls to verify_popcount with calls to
4136 sbitmap_verify_popcount.
4137 (ebitmap_clear_bit): Fixed map->cacheindex test and
4138 map>cache update when bit clearing results in an empty
4141 2010-02-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4144 * config/rs6000/vector.md (VEC_64): New iterator for V2DF, V2DI.
4145 (vec_interleave_high<mode>): Rename from vec_interleave_highv2df
4146 and support both V2DF and V2DI modes.
4147 (vec_interleave_low<mode>): Rename from vec_interleave_lowv2df and
4148 support both V2DF and V2DI modes.
4149 (general): Delete trailing whitespace from a few patterns.
4151 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4152 V2DF/V2DI interleave high/low builtins.
4154 * config/rs6000/rs6000-builtin.def (VSX_BUILTIN_VEC_MERGE*): Add
4157 * config/rs6000/rs6000.c (bdesc_2arg): Add support for V2DF/V2DI
4158 interleave high/low functions.
4160 2010-02-25 Gerald Pfeifer <gerald@pfeifer.com>
4162 * doc/extend.texi (Symbol-Renaming Pragmas): Fix spelling of
4163 #pragma extern_prefix.
4165 2010-02-25 Jakub Jelinek <jakub@redhat.com>
4168 * cfgexpand.c (expand_debug_expr) <case VAR_DECL>: If mode is
4169 BLKmode, assert op0 is a MEM and just adjust its mode.
4172 * cfgexpand.c (expand_debug_expr): Don't call simplify_gen_subreg
4173 if bitpos isn't multiple of mode's bitsize.
4175 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4177 * c.opt (-ftemplate-depth=): New.
4178 (-ftemplate-depth-): Deprecate.
4179 * optc-gen.awk: Handle -ftemplate-depth=.
4180 * opth-gen.awk: Likewise.
4181 * c-opts.c (c_common_handle_option): Likewise.
4182 * doc/invoke.texi (-ftemplate-depth-): Replace with -ftemplate-depth=.
4184 2010-02-24 Jason Merrill <jason@redhat.com>
4186 * doc/invoke.texi: Improve -Wabi and -fabi-version docs.
4188 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4190 * cfg.c (alloc_aux_for_block): Remove inline.
4191 (alloc_aux_for_edge): Likewise.
4193 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4195 * config.gcc: Fix typo in mips-sgi-irix6.[0-4]* obsoletion.
4197 2010-02-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4199 * config/i386/sol2.h (NO_DBX_BNSYM_ENSYM): Define.
4200 * config/i386/sol2-gas.h: New file.
4201 * config.gcc (i[34567]86-*-solaris2*): Use it.
4203 2010-02-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
4206 * c-typeck.c (ep_convert_and_check): New.
4207 (build_conditional_expr): Use it.
4208 (build_binary_op): Likewise.
4210 2010-02-24 Jakub Jelinek <jakub@redhat.com>
4212 * regcprop.c (copyprop_hardreg_forward_1): Don't call df_insn_rescan.
4215 * gimplify.c (gimplify_type_sizes): Clear DECL_IGNORED_P for VLA
4216 bounds even for -O+.
4217 * var-tracking.c (track_expr_p): If !need_rtl, don't mandate
4218 expr needs to have DECL_NAME set.
4220 2010-02-24 Nick Clifton <nickc@redhat.com>
4222 * config/mep/mep.c: Include gimple.h.
4223 (mep_function_uses_sp): Delete unused function.
4224 (mep_gimplify_va_arg_expr): Change types of pre_p and post_p
4225 parameters. Use unsigned integers to count args. Return a
4226 NULL_RTX instead of an error_mark_node. Toidy up formatting.
4228 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4231 * config/i386/i386.c (avx_vpermilp_parallel): Reject indexes
4232 greater or equal to nelt instead of 2 * nelt.
4233 (expand_vec_perm_1): When op0 and op1 are equal, mask indexes
4236 2010-02-23 Jason Merrill <jason@redhat.com>
4239 * cfgexpand.c (expand_used_vars): Keep artificial non-ignored vars
4240 in cfun->local_decls even if they have register types.
4243 * stor-layout.c (place_field): Don't warn about unnecessary
4244 DECL_PACKED if the type is packed.
4246 2010-02-23 Jakub Jelinek <jakub@redhat.com>
4249 * config/i386/i386.c (ix86_delegitimize_address): Delegitimize all
4250 GOTOFF relocs, even when the base reg isn't pic pointer.
4252 2010-02-23 Michael Matz <matz@suse.de>
4255 * cfgexpand (expand_debug_expr): Expand TERed ssa names in place.
4256 (expand_gimple_basic_block): Generate and use debug temps if there
4257 are debug uses left after the last real use of TERed ssa names.
4258 Unlink debug immediate uses when they are expanded.
4260 2010-02-23 Manuel López-Ibáñez <manu@gcc.gnu.org>
4263 * config/i386/i386.c (override_options): Reorganise to provide
4264 better error messages.
4266 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4269 * graphite-scop-detection.c (create_single_exit_edge): Move
4270 the call to find_single_exit_edge to....
4271 (create_sese_edges): ...here. Don't handle multiple edges
4272 exiting the function.
4273 (build_graphite_scops): Don't handle multiple edges
4274 exiting the function.
4276 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4279 * sese.c (get_rename): Assert that old_name is an SSA_NAME.
4280 (rename_variables_in_stmt): Continue when the use is not an SSA_NAME.
4282 2010-02-22 Sebastian Pop <sebastian.pop@amd.com>
4285 * sese.c (expand_scalar_variables_expr): Handle COMPONENT_REF.
4287 2010-02-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
4290 * c-typeck.c (convert_arguments): Print declaration location.
4291 * c-common.c (validate_nargs): Rename as
4292 builtin_function_validate_nargs.
4293 (check_builtin_function_arguments): Update.
4295 2010-02-22 Richard Guenther <rguenther@suse.de>
4298 * tree-inline.c (declare_return_variable): Use the type of
4299 the call stmt lhs if available.
4301 2010-02-22 Duncan Sands <baldrick@free.fr>
4303 * passes.c (register_pass): Always consider all pass lists when
4304 ref_pass_instance_number is zero.
4306 2010-02-22 Richard Guenther <rguenther@suse.de>
4308 PR tree-optimization/42749
4309 * tree-tailcall.c (adjust_return_value_with_ops): Drop update
4310 parameter. Do arithmetic in the original type.
4311 (update_accumulator_with_ops): Likewise.
4312 (adjust_accumulator_values): Adjust.
4314 2010-02-22 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4316 * config/s390/s390.md ("movqi"): Re-add the mem->mem alternative.
4317 (QI to BLKmode splitter): New splitter.
4319 2010-02-22 H.J. Lu <hongjiu.lu@intel.com>
4321 * config/i386/i386.c (initial_ix86_tune_features): Turn on
4322 X86_TUNE_INTER_UNIT_MOVES for m_ATOM.
4324 2010-02-22 Richard Guenther <rguenther@suse.de>
4326 * tree-vect-slp.c (vect_slp_analyze_bb): Fix typo.
4328 2010-02-22 Hans-Peter Nilsson <hp@bitrange.com>
4330 Migrate crti, crtn, crtbegin, crtend build rules to libgcc.
4331 * config/mmix/t-mmix (EXTRA_MULTILIB_PARTS): Don't set.
4332 ($(T)crti.o, $(T)crtn.o): Remove rules.
4334 2010-02-21 Tobias Burnus <burnus@net-b.de>
4337 * doc/invoke.texi (-fassociative-math): Document that this
4338 option is automatically enabled for Fortran.
4340 2010-02-20 David S. Miller <davem@davemloft.net>
4342 * configure.ac: Test if linker and assembler properly support
4343 GOTDATA_OP relocations.
4344 * configure: Rebuild.
4345 * config.in: Likewise.
4346 * config/sparc/sparc.md (UNSPEC_MOVE_GOTDATA): New.
4347 (movsi_lo_sum_pic): Use %gdop_*() relocs if available.
4348 (movsi_high_pic): Likewise.
4349 (movdi_lo_sum_pic): Likewise.
4350 (movdi_high_pic): Likewise.
4351 (movsi_pic_gotdata_op): New pattern.
4352 (movdi_pic_gotdata_op): Likewise.
4353 * config/sparc/sparc.c (legitimize_pic_address): If flag_pic is 2,
4354 emit gen_mov{si,di}_pic_gotdata_op for the GOT slot load.
4356 2010-02-20 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/sse.md (xop_mulv2div2di3_low): Change type
4360 attribute to ssemul.
4361 (xop_mulv2div2di3_high): Ditto.
4363 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4366 * c.opt (Wconversion-null): New option.
4367 * doc/invoke.texi (Wconversion-null): Document.
4369 2010-02-20 Manuel López-Ibáñez <manu@gcc.gnu.org>
4371 * common.opt (Wlarger-than-): Add Undocumented.
4373 2010-02-19 Mike Stump <mikestump@comcast.net>
4375 * config/t-darwin (gt-darwin.h): Remove as Makefile now handles it.
4377 2010-02-19 Jason Merrill <jason@redhat.com>
4380 * configure.ac (gcc_cv_as_cfi_advance_working): Check 32-bit advance.
4381 * configure: Likewise.
4383 2010-02-20 Alan Modra <amodra@gmail.com>
4386 * cgraph.h (cgraph_make_decl_local): Declare.
4387 * cgraph.c (cgraph_make_decl_local): New function.
4388 (cgraph_make_node_local): Use it.
4389 * cgraphunit.c (cgraph_function_versioning): Likewise.
4390 * ipa.c (function_and_variable_visibility): Likewise.
4392 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4395 * except.c (sjlj_emit_function_enter): Don't call
4396 add_reg_br_prob_note, instead add REG_BR_PROB note to the last insn
4398 * rtl.h (add_reg_br_prob_note): Remove prototype.
4400 2010-02-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
4403 * c-common.c (conversion_warning): Remove widening conversions
4404 before checking the conversion of integers to reals.
4406 2010-02-19 Mike Stump <mikestump@comcast.net>
4409 * c-decl.c (merge_decls): Merge DECL_PRESERVE_P.
4412 * cgraphunit.c (process_function_and_variable_attributes): Check
4413 DECL_PRESERVE_P instead of looking up attribute "used".
4414 * ipa-pure-const.c (check_decl): Likewise.
4415 * ipa-reference.c (has_proper_scope_for_analysis): Likewise.
4416 * ipa-type-escape.c (has_proper_scope_for_analysis): Likewise.
4417 * config/sol2.c (solaris_insert_attributes): Set DECL_PRESERVE_P
4418 instead of attribute "used".
4419 * config/sol2-c.c (solaris_pragma_init): Likewise.
4420 (solaris_pragma_fini): Likewise.
4422 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4424 * ipa-struct-reorg.c (make_field_acc_node, gen_cluster, peel_field):
4425 Use XCNEW instead of xcalloc.
4426 (add_access_to_acc_sites, create_new_var_node, add_alloc_site): Use
4427 XNEW instead of xmalloc.
4428 (get_fields): Use XNEWVEC instead of xmalloc.
4431 * ipa-struct-reorg.c (add_access_to_acc_sites): For debug stmts don't
4432 populate vars array.
4433 (create_new_general_access): For debug stmts just reset value.
4434 (get_stmt_accesses): For accesses within debug stmts just record them
4435 using add_access_to_acc_sites instead of preventing the peeling or
4436 counting them as accesses.
4439 * dojump.c (do_jump) <case TRUTH_NOT_EXPR>: Invert priority.
4441 2010-02-19 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/42916
4444 * tree-vect-slp.c (vect_slp_analyze_bb): Count only real
4447 2010-02-19 Andreas Schwab <schwab@linux-m68k.org>
4449 * configure.ac: Replace all uses of changequote in macro arguments
4450 with proper quoting.
4452 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4455 * loop-doloop.c (add_test): Adjust do_compare_rtx_and_jump caller.
4457 2010-02-19 Richard Guenther <rguenther@suse.de>
4459 PR tree-optimization/42944
4460 * tree-ssa-alias.c (call_may_clobber_ref_p_1): Massage
4461 test for aliasing with errno.
4463 2010-02-19 Jakub Jelinek <jakub@redhat.com>
4466 * expr.h (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump,
4467 do_jump_1, do_compare_rtx_and_jump): Add PROB argument.
4468 * dojump.c: Include output.h.
4469 (inv): New inline function.
4470 (jumpifnot, jumpifnot_1, jumpif, jumpif_1, do_jump_1, do_jump,
4471 do_jump_by_parts_greater_rtx, do_jump_by_parts_greater,
4472 do_jump_by_parts_zero_rtx, do_jump_by_parts_equality_rtx,
4473 do_jump_by_parts_equality, do_compare_and_jump): Add PROB
4474 argument, pass it down to other calls.
4475 (do_compare_rtx_and_jump): Likewise. If PROB is not -1,
4476 add REG_BR_PROB note to the conditional jump.
4477 * cfgexpand.c (add_reg_br_prob_note): Removed.
4478 (expand_gimple_cond): Don't call it, add the probability
4479 as last argument to jumpif_1/jumpifnot_1.
4480 * Makefile.in (dojump.o): Depend on output.h.
4481 * builtins.c (expand_errno_check): Adjust do_compare_rtx_and_jump
4483 * expmed.c (emit_store_flag_force, do_cmp_and_jump): Likewise.
4484 * stmt.c (do_jump_if_equal): Likewise.
4485 * cfgrtl.c (rtl_lv_add_condition_to_bb): Likewise.
4486 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4487 * config/rs6000/rs6000.c (rs6000_aix_emit_builtin_unwind_init):
4489 * optabs.c (expand_doubleword_shift, expand_abs): Likewise.
4490 * expr.c (expand_expr_real_1): Adjust do_jump, jumpifnot and
4491 jumpifnot_1 callers.
4492 (expand_expr_real_2): Adjust jumpifnot_1 and do_compare_rtx_and_jump
4494 (store_expr): Adjust jumpifnot caller.
4495 (store_constructor): Adjust jumpif caller.
4498 * gimplify.c (gimple_boolify): For __builtin_expect call
4499 gimple_boolify also on its first argument.
4501 2010-02-18 Uros Bizjak <ubizjak@gmail.com>
4503 * configure.ac (gnu-unique-object): Wrap regexps using [] in
4505 (__stack_chk_fail): Ditto. Remove quadrigraphs.
4506 * configure: Regenerated.
4508 2010-02-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4510 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Call
4511 lang_hooks.types_compatible_p instead of comptypes.
4513 2010-02-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
4515 * config/arm/lib1funcs.asm (__prefer_thumb__): New define.
4516 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Use Thumb-1 variant
4517 if __prefer_thumb__ is defined.
4519 2010-02-18 Martin Jambor <mjambor@suse.cz>
4521 PR tree-optimization/43066
4522 * tree-sra.c (build_ref_for_offset_1): Return false on encountering an
4523 array with zero-sized element type.
4525 2010-02-18 Jakub Jelinek <jakub@redhat.com>
4527 * dwarf2out.c (add_var_loc_to_decl): Change last argument to
4528 rtx, allocate struct var_loc_node here and return it to the
4529 caller, and only if it is actually needed.
4530 (dwarf2out_var_location): Adjust add_var_loc_to_decl caller,
4531 move it earlier and return immediately if it returns NULL.
4533 2010-02-17 Mikael Pettersson <mikpe@it.uu.se>
4535 * config/sparc/gas.h: New file. Restore
4536 TARGET_ASM_NAMED_SECTION to its ELF default.
4537 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Do not
4539 * config/sparc/sparc.c (sparc_elf_asm_named_section):
4540 Likewise. Add ATTRIBUTE_UNUSED to prototype.
4541 * config.gcc (sparc*-*-linux*): Include sparc/gas.h
4542 after sparc/sysv4.h.
4544 2010-02-17 Dave Korn <dave.korn.cygwin@gmail.com>
4546 * config/i386/mingw32.h (LIBGCJ_SONAME): Fix cut'n'pasto in DLL name.
4548 2010-02-17 Steven Bosscher <steven@gcc.gnu.org>
4550 * gensupport.c (process_one_cond_exec): Derive name for COND_EXEC
4551 patterns from predicated pattern.
4553 2010-02-17 Uros Bizjak <ubizjak@gmail.com>
4556 * config/i386/sse.md (xop_vpermil2<mode>3): Use avxmodesuffixf2c
4557 for insn mnemonic suffix.
4559 2010-02-17 Richard Guenther <rguenther@suse.de>
4561 * tree-vrp.c (vrp_visit_phi_node): Restrict SCEV analysis
4564 2010-02-17 Jakub Jelinek <jakub@redhat.com>
4567 * caller-save.c (save_call_clobbered_regs): If BB ends with
4568 a DEBUG_INSN, move any notes in between last real insn and the last
4569 DEBUG_INSN after the last DEBUG_INSN.
4571 2010-02-16 Joern Rennecke <joern.rennecke@embecosm.com>
4573 * tm.texi (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD_SPEC):
4574 Fix return type. Fix argument type. Explain meaning of return value.
4576 2010-02-16 Richard Guenther <rguenther@suse.de>
4578 PR tree-optimization/41043
4579 * tree-vrp.c (vrp_var_may_overflow): Only ask SCEV for real loops.
4580 (vrp_visit_assignment_or_call): Do not ask SCEV for regular
4582 (vrp_visit_phi_node): ... but only for loop PHI nodes.
4584 2010-02-16 Ira Rosen <irar@il.ibm.com>
4586 PR tree-optimization/43074
4587 * tree-vectorizer.h (VECTORIZABLE_CYCLE_DEF): New.
4588 * tree-vect-loop.c (vect_analyze_loop_operations): Add
4589 vectorizable cycles in hybrid SLP check.
4590 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Likewise.
4592 2010-02-16 Richard Guenther <rguenther@suse.de>
4594 * alias.c (memrefs_conflict_p): Distinguish must-alias from don't know.
4595 (true_dependence): If memrefs_conflict_p computes must-alias
4596 trust it. Move TBAA check after offset-based disambiguation.
4597 (canon_true_dependence): Likewise.
4599 2010-02-16 Alexandre Oliva <aoliva@redhat.com>
4601 * params.def (PARAM_MAX_VARTRACK_SIZE): New.
4602 * doc/invoke.texi: Document it.
4603 * var-tracking.c: Include toplev.h and params.h.
4604 (vt_find_locations): Return bool indicating success. Compute
4605 hash sizes unconditionally. Check new parameter, report.
4606 (variable_tracking_main_1): Check vt_find_locations results and
4607 retry. Renamed from...
4608 (variable_tracking_main): ... this. New wrapper to preserve
4609 flag_var_tracking_assignments.
4610 * Makefile.in (var-tracking.o): Adjust dependencies.
4612 2010-02-16 Jack Howarth <howarth@bromo.med.uc.edu>
4613 Jakub Jelinek <jakub@redhat.com>
4616 * config/darwin.h (ASM_WEAKEN_DECL): Don't check weak attribute
4617 if weak_import attribute is present.
4618 * config/darwin.c (machopic_select_section): Likewise.
4620 2010-02-15 Joern Rennecke <joern.rennecke@embecosm.com>
4622 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Document.
4623 (TARGET_VECTORIZE_VECTOR_ALIGNMENT_REACHABLE): Likewise.
4624 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Likewise.
4625 (TARGET_VECTORIZE_BUILTIN_VEC_PERM_OK): Likewise.
4627 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Fix argument types.
4629 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
4632 * doc/tm.texi (TARGET_SCHED_DFA_NEW_CYCLE): Add argument names.
4633 Rewrite text to refer to the names.
4635 2010-02-15 Sebastian Pop <sebastian.pop@amd.com>
4637 * config/i386/i386-builtin-types.def
4638 (V2DF_FTYPE_V2DF_V2DF_V2DI_INT): Declared.
4639 (V4DF_FTYPE_V4DF_V4DF_V4DI_INT): Declared.
4640 (V4SF_FTYPE_V4SF_V4SF_V4SI_INT): Declared.
4641 (V8SF_FTYPE_V8SF_V8SF_V8SI_INT): Declared.
4642 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_VPERMIL2PD,
4643 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256, and
4644 IX86_BUILTIN_VPERMIL2PS256.
4645 (MULTI_ARG_4_DF2_DI_I): Defined.
4646 (MULTI_ARG_4_DF2_DI_I1): Defined.
4647 (MULTI_ARG_4_SF2_SI_I): Defined.
4648 (MULTI_ARG_4_SF2_SI_I1): Defined.
4649 (bdesc_multi_arg): Add __builtin_ia32_vpermil2pd,
4650 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256, and
4651 __builtin_ia32_vpermil2ps256.
4652 (ix86_expand_multi_arg_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4653 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4654 MULTI_ARG_4_SF2_SI_I1. Handle builtins with 4 arguments.
4655 (ix86_expand_args_builtin): Handle MULTI_ARG_4_DF2_DI_I,
4656 MULTI_ARG_4_DF2_DI_I1, MULTI_ARG_4_SF2_SI_I, and
4657 MULTI_ARG_4_SF2_SI_I1. Handle CODE_FOR_xop_vpermil2v2df3,
4658 CODE_FOR_xop_vpermil2v4sf3, CODE_FOR_xop_vpermil2v4df3, and
4659 CODE_FOR_xop_vpermil2v8sf3.
4660 * config/i386/i386.md (UNSPEC_VPERMIL2): Declared.
4661 * config/i386/sse.md (xop_vpermil2<mode>3): New insn pattern.
4662 * config/i386/xopintrin.h (_mm_permute2_pd): New.
4663 (_mm256_permute2_pd): New.
4664 (_mm_permute2_ps): New.
4665 (_mm256_permute2_ps): New.
4667 2010-02-15 Nick Clifton <nickc@redhat.com>
4669 * config/h8300/h8300.c (h8300_push_pop): Use bool type for
4670 boolean parameters. Use emit_jump_insn when emitting a pop
4671 instruction containing a return insn.
4672 (push): Use 'true' rather than '1' as second parameter to F.
4673 (h8300_expand_prologue): Likewise.
4674 Use 'true' and 'false' for boolean parameters to h8300_push_pop.
4675 (h8300_expand_epilogue): Likewise.
4677 2010-02-15 Richard Guenther <rguenther@suse.de>
4680 * cgraphunit.c (thunk_adjust): Skip adjusting by fixed_offset
4683 2010-02-15 Nick Clifton <nickc@redhat.com>
4685 * config/mn10300/mn10300.h (FUNCTION_ARG_REGNO_P): Revert previous
4688 2010-02-14 Marco Poletti <poletti.marco@gmail.com>
4690 * intl.c (fake_ngettext): New function.
4691 * intl.h (fake_ngettext): Declare.
4692 (ngettext): Define macro.
4693 * collect2.c (notice_translated): New function.
4694 (main): Use notice_translated and ngettext.
4695 * collect2.h (notice_translated): Declare.
4697 2010-02-14 Steven Bosscher <steven@gcc.gnu.org>
4699 * reorg.c (delete_computation): Comment fixes.
4700 * caller-save.c (setup_save_areas): Idem.
4701 * sel-sched-dump.c (dump_lv_set): Idem.
4704 2010-02-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4706 * config/s390/s390.c (s390_sched_init): New function.
4707 (TARGET_SCHED_INIT): Target hook defined.
4709 2010-02-12 Dave Korn <dave.korn.cygwin@gmail.com>
4710 Jack Howarth <howarth@bromo.med.uc.edu>
4711 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4714 Partial revert of unintended change in fix for PR41605.
4715 * config/darwin.h: Fix typo.
4716 * config/darwin9.h: Same.
4718 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4720 * c-pch.c (pch_init): Clear v.
4722 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4725 * graphite-scop-detection.c (graphite_can_represent_scev): Call
4726 graphite_can_represent_init for MULT_EXPR.
4728 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4732 * graphite-sese-to-poly.c (remove_phi): New.
4733 (translate_scalar_reduction_to_array): Call remove_phi.
4735 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4738 * graphite-clast-to-gimple.c (gloog): Call rename_sese_parameters.
4739 * graphite-clast-to-gimple.h (gloog): Update declaration.
4740 * graphite-poly.c (new_scop): Clear POLY_SCOP_P.
4741 * graphite-poly.h (struct poly_bb): Add missing comments.
4742 (struct scop): Add poly_scop_p field.
4744 * graphite-sese-to-poly.c (build_poly_scop): Set POLY_SCOP_P.
4745 * graphite.c (graphite_transform_loops): Build the polyhedral
4746 representation for each scop before code generation.
4747 * sese.c (rename_variables_in_operand): Removed.
4748 (rename_variables_in_expr): Return the renamed expression.
4749 (rename_sese_parameters): New.
4750 * sese.h (rename_sese_parameters): Declared.
4752 2010-02-11 Richard Guenther <rguenther@suse.de>
4754 PR tree-optimization/42998
4755 * tree-ssa-pre.c (create_expression_by_pieces): Treat
4756 POINTER_PLUS_EXPR properly.
4758 2010-02-11 Sebastian Pop <sebastian.pop@amd.com>
4759 Changpeng Fang <changpeng.fang@amd.com>
4762 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Decrement
4763 the cost of an IV candidate when the IV is used in a test against zero.
4765 * gcc.dg/tree-ssa/ivopts-3.c: New.
4767 2010-02-11 Richard Guenther <rguenther@suse.de>
4770 * tree-ssa-alias.c (refs_may_alias_p_1): Canonicalize
4771 pointer-vs-decl case by swapping refs. Handle some cases
4772 of pointer-vs-decl disambiguations more conservatively.
4773 * cfgexpand.c (gimple_expand_cfg): Set gimple_df->in_ssa_p
4774 to false after expanding.
4776 2010-02-11 Richard Guenther <rguenther@suse.de>
4779 * gcc.c (process_command): Handle LTO file@offset case more
4782 2010-02-11 Jakub Jelinek <jakub@redhat.com>
4784 * reload1.c (eliminate_regs_1): If insn is DEBUG_INSN, avoid any
4785 modifications outside of the DEBUG_INSN. Accept CLOBBERs inside
4787 (eliminate_regs_in_insn): Eliminate regs even in DEBUG_INSNs.
4789 * dwarf2out.c (mem_loc_descriptor) <case MEM>: Use DW_OP_deref_size
4790 if MEM's mode size isn't DWARF2_ADDR_SIZE.
4791 (mem_loc_descriptor) <do_scompare>: Allow also VOIDmode arguments.
4792 Optimize eq/ne comparisons when both arguments are known to be
4794 (mem_loc_descriptor) <do_ucompare>: Allow also VOIDmode arguments.
4795 Don't mask operands unnecessarily if they are known to be already
4798 2010-02-10 Vladimir Makarov <vmakarov@redhat.com>
4800 * ira-conflicts.c (add_insn_allocno_copies): Use find_reg_note
4803 2010-02-10 Richard Guenther <rguenther@suse.de>
4805 PR tree-optimization/43017
4806 * tree-vrp.c (vrp_int_const_binop): Trust int_const_binop
4807 for wrapping signed arithmetic.
4809 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4812 * dwarf2out.c (retry_incomplete_types): Don't call gen_type_die
4813 if no debug info should be emitted for it.
4815 2010-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4817 * config/sh/sh.c (find_barrier): Skip call insn with a REG_EH_REGION
4818 note when flag_exceptions is set.
4820 2010-02-10 Duncan Sands <baldrick@free.fr>
4822 * Makefile.in (PLUGIN_HEADERS): Add debug.h.
4824 2010-02-10 Richard Guenther <rguenther@suse.de>
4827 * tree.c (get_unwidened): Handle constants.
4828 * convert.c (convert_to_integer): Handle TRUNC_DIV_EXPR.
4830 2010-02-10 Martin Jambor <mjambor@suse.cz>
4833 * ipa-prop.c (ipa_update_after_lto_read): Count parameters and
4834 check for variable argument counts independently.
4836 2010-02-10 Christian Bruel <christian.bruel@st.com>
4839 * config/sh/sh.c (find_barrier): Increase length for non delayed
4840 conditional branches.
4842 2010-02-10 Christian Bruel <christian.bruel@st.com>
4844 * config/sh/sh.c (find_barrier): Don't emit a CP inside the GP setting.
4846 2010-02-10 Jakub Jelinek <jakub@redhat.com>
4848 * builtins.c (set_builtin_user_assembler_name): Also handle
4849 ffs if int is smaller than word.
4851 2010-02-09 Vladimir Makarov <vmakarov@redhat.com>
4854 * ira-conflicts.c (get_dup): Remove.
4855 (process_reg_shuffles): Add new parameter. Use it as an
4856 additional guard for copy generation.
4857 (add_insn_allocno_copies): Rewrite.
4859 2010-02-09 Alexander Monakov <amonakov@ispras.ru>
4861 * common.opt (fsched2-use-traces): Preserved for backward
4863 * doc/invoke.texi: Remove the documentation about option
4864 -fsched2-use-traces.
4865 * sched-rgn.c (rest_of_handle_sched2): Remove usage of
4866 flag_sched2_use_traces.
4867 * opts.c (common_handle_option): Add OPT_fsched2_use_traces to
4868 the backward compatibility flag section.
4870 2010-02-09 Richard Guenther <rguenther@suse.de>
4872 PR tree-optimization/43008
4873 * tree-ssa-structalias.c (handle_lhs_call): Pass in the fndecl,
4874 make HEAP variables initialized from global memory if they
4875 are not known builtin functions.
4876 (find_func_aliases): Adjust.
4878 2010-02-09 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/43000
4881 * tree-vrp.c (vrp_int_const_binop): Only handle unsigned
4882 arithmetic manually.
4884 2010-02-08 Jakub Jelinek <jakub@redhat.com>
4886 PR tree-optimization/42931
4887 * tree-loop-linear.c (try_interchange_loops): Don't call
4888 double_int_mul if estimated_loop_iterations failed.
4890 2010-02-08 Martin Jambor <mjambor@suse.cz>
4893 * tree-sra.c (build_accesses_from_assign): Do not mark in
4894 should_scalarize_away_bitmap if stmt has volatile ops.
4895 (sra_modify_assign): Do not process assigns piecemeal if if stmt
4898 2010-02-08 Joern Rennecke <joern.rennecke@embecosm.com>
4900 * doc/tm.texi (TARGET_UNWIND_WORD_MODE): Document.
4902 2010-02-07 Adam Nemet <adambnmet@gmail.com>
4904 * config/mips/mips.md (*<optab>_trunc<mode>_exts): Fix comment
4907 2010-02-07 Andrew Pinski <pinskia@gmail.com>
4910 * df-core.c (df_finish_pass): Change type of saved_flags to int.
4912 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4915 * graphite-dependences.c (dependence_polyhedron): Set PDDR_KIND
4916 to unknown_dependence.
4917 (graphite_legal_transform_dr): Handle the unknown_dependence.
4918 (graphite_carried_dependence_level_k): Same.
4920 2010-02-07 Sebastian Pop <sebastian.pop@amd.com>
4922 * ChangeLog.graphite: Remove testsuite/ or gcc/testsuite/.
4924 2010-02-07 Richard Guenther <rguenther@suse.de>
4927 * expr.c (get_inner_reference): Always initialize *pbitsize.
4929 2010-02-07 Richard Guenther <rguenther@suse.de>
4932 * gimplify.c (gimple_fold_indirect_ref): Avoid generating
4933 new ARRAY_REFs on variable size element or minimal index arrays.
4935 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Use
4936 gimple_fold_indirect_ref.
4938 2010-02-06 Richard Earnshaw <rearnsha@arm.com>
4941 * arm.c (arm_override_options): Just return if the user has specified
4942 an invalid fpu name.
4944 2010-02-03 Jason Merrill <jason@redhat.com>
4947 * config/i386/cygming.h (ASM_OUTPUT_DEF_FROM_DECLS): Call
4948 i386_pe_maybe_record_exported_symbol.
4950 2010-02-05 Steve Ellcey <sje@cup.hp.com>
4953 * config/pa/pa.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
4954 (pa_delegitimize_address): New function.
4956 2010-02-05 Ozkan Sezer <sezeroz@gmail.com>
4958 * config/i386/msformat-c.c (ms_printf_length_specs): Set the
4959 scalar_identity_flag for the size_t/ptrdiff_t %Id and %Iu specs.
4961 2010-02-05 Richard Guenther <rguenther@suse.de>
4964 * lto-streamer-in.c (get_resolution): Deal with references
4965 to undefined functions.
4967 2010-02-05 Richard Guenther <rguenther@suse.de>
4969 * tree-ssa-ccp.c (get_symbol_constant_value): Strip all conversions.
4970 (fold_const_aggregate_ref): Likewise.
4971 (ccp_fold_stmt): Substitute loads.
4972 (maybe_fold_reference): Verify types before substituting.
4974 (fold_gimple_assign): Unshare properly.
4975 (fold_stmt_1): Insert conversion if necessary before replacing the RHS.
4977 2010-02-05 Nathan Froyd <froydnj@codesourcery.com>
4979 * config/rs6000/rs6000.c (rs6000_override_options): Invert check
4980 for rs6000_gen_cell_microcode.
4982 2010-02-04 Richard Guenther <rguenther@suse.de>
4984 PR rtl-optimization/42952
4985 * dse.c (const_or_frame_p): Remove MEM handling.
4987 2010-02-04 Nick Clifton <nickc@redhat.com>
4989 * config/mn10300/mn10300.c (TARGET_ASM_OUTPUT_MI_THUNK): Define.
4990 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
4991 (function_arg): Use NULL_RTX and FIRST_ARGUMENT_REGNUM.
4992 (mn10300_asm_output_mi_thunk): New function.
4993 (mn10300_can_output_mu_thunk): New function.
4994 * config/mn10300/mn10300.h (FIRST_ARGUMENT_REGNUM): Define.
4995 (FUNCTION_ARG_REGNO_P): Fix comment. Accept d0 and d1.
4996 (FUNCTION_ARG): Delete incorrect comment.
4998 2010-02-03 Jason Merrill <jason@redhat.com>
5001 * fold-const.c (operand_equal_p): Handle erroneous types.
5003 2010-02-03 Kaushik Phatak <kaushik.phatak@kpitcummins.com>
5005 * config/h8300/h8300.md (can_delay): Fix attibute condition.
5007 2010-02-03 Vladimir Makarov <vmakarov@redhat.com>
5009 PR rtl-optimization/42941
5010 * sched-deps.c (setup_insn_reg_pressure_info): Use xcalloc instead
5013 2010-02-03 Jason Merrill <jason@redhat.com>
5016 * builtins.c (c_strlen): Use EXPR_LOCATION in diagnostics.
5018 2010-02-03 Alexandre Oliva <aoliva@redhat.com>
5021 * cselib.h (struct cselib_val_struct): Add uid. Rename value to hash.
5022 (cselib_reset_table): Renamed from...
5023 (cselib_reset_table_with_next_value): ... this.
5024 (cselib_get_next_uid): Renamed from...
5025 (cselib_get_next_unknown_value): ... this.
5026 * cselib.c (next_uid): Renamed from...
5027 (next_unknown_value): ... this.
5028 (cselib_clear_table): Adjust.
5029 (cselib_reset_table): Adjust. Renamed from...
5030 (cselib_reset_table_with_next_value): ... this.
5031 (cselib_get_next_uid): Adjust. Renamed from...
5032 (cselib_get_next_unknown_value): ... this.
5033 (get_value_hash): Use hash.
5034 (cselib_hash_rtx): Likewise.
5035 (new_cselib_val): Adjust. Set and dump uid.
5036 (cselib_lookup_mem): Pass next_uid as hash.
5037 (cselib_subst_to_values): Likewise.
5038 (cselib_log_lookup): Dump uid.
5039 (cselib_lookup): Pass next_uid as hash. Adjust.
5040 (cselib_process_insn): Adjust.
5041 (cselib_init): Initialize next_uid.
5042 (cselib_finish): Adjust.
5043 (dump_cselib_table): Likewise.
5044 * dse.c (canon_address): Dump value uid.
5045 * print-rtl.c (print_rtx): Print value uid.
5046 * var-tracking.c (VARIABLE_HASH_VAL): Dropped.
5048 (dv_uid): New function, sort of renamed from...
5049 (dv_htab_hash): ... this, reimplemented in terms of it and...
5050 (dv_uid2hash): ... this. New.
5051 (variable_htab_eq): Drop excess assertions.
5052 (tie_break_pointers): Removed.
5053 (canon_value_cmp): Compare uids.
5054 (variable_post_merge_New_vals): Print uids.
5055 (vt_add_function_parameters): Adjust.
5056 (vt_initialize): Reset table. Adjust.
5058 2010-02-03 Richard Guenther <rguenther@suse.de>
5060 PR tree-optimization/42944
5061 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Handle calloc.
5062 (call_may_clobber_ref_p_1): Likewise. Properly handle
5063 malloc and calloc clobbering errno.
5065 2010-02-03 Steven Bosscher <steven@gcc.gnu.org>
5067 * doc/invoke.texi: Fix name of sched1 dump.
5069 * opts.c (decode_options): Set flag_tree_switch_conversion
5070 only conditionally on optimize >= 2.
5072 * gcse.c: Assorted comment fixes in pass description.
5074 2010-02-03 Anthony Green <green@moxielogic.com>
5076 * config/moxie/moxie.c (moxie_asm_trampoline_template): Introduce
5077 nop padding in order to maintain alignment of storage location of
5078 target function address.
5079 (moxie_trampoline_init): Store target function address at newly
5081 * config/moxie/moxie.h (TRAMPOLINE_ALIGNMENT): Increase alignment
5083 (TRAMPOLINE_SIZE): Increase size by 2 bytes for alignment padding.
5085 2010-02-03 Richard Guenther <rguenther@suse.de>
5088 * tree-cfg.c (verify_gimple_assign_binary): Fix shift verification.
5090 2010-02-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5092 * config.gcc: Reenable check for obsolete targets.
5093 Obsolete alpha*-dec-osf4*, alpha*-dec-osf5.0*, mips-sgi-irix5*,
5094 mips-sgi-irix6.[0-4]*.
5096 2010-02-02 Nick Clifton <nickc@redhat.com>
5098 * config/rx/rx.c (rx_is_legitimate_constant): Treat a maximum
5099 constant size of 4 as being the same as 0.
5100 * doc/invoke.texi (RX Options): Document that -mmax-constant-size
5101 can take values in the range 0..4.
5103 2010-02-02 Jack Howarth <howarth@bromo.med.uc.edu>
5106 * unwind-dw2-fde-darwin.c: Re-export _Unwind_FindEnclosingFunction()
5107 as _darwin10_Unwind_FindEnclosingFunction().
5108 * libgcc-libsystem.ver: New.
5110 2010-02-01 Vladimir Makarov <vmakarov@redhat.com>
5113 * sched-deps.c (sched_analyze_insn): Ignore fixed registers for
5114 implicitly set registers.
5116 2010-02-01 Richard Earnshaw <rearnsha@arm.com>
5118 * arm.c (FL_FOR_ARCH_7A): is also a superset of ARMv6K.
5119 (arm_override_options): Allow automatic selection of the thread
5120 pointer register if thumb2.
5121 (legitimize_pic_address): Improve code sequences for Thumb2.
5122 (arm_call_tls_get_addr): Likewise.
5123 (legitimize_tls_address): Likewise.
5124 * arm.md (pic_load_addr_arm): Delete. Replace with ...
5125 (pic_load_addr_32bit): ... this. New named pattern.
5126 * thumb2.md (pic_load_addr_thumb2): Delete.
5127 (pic_load_dot_plus_four): Delete.
5128 (tls_load_dot_plus_four): New named pattern.
5130 2010-02-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5133 * doc/install.texi (Specific): Add sparc-sun-solaris2.10 entry.
5134 Document fix for TLS bug.
5136 2010-01-31 Richard Guenther <rguenther@suse.de>
5138 * tree-sra.c (ptr_parm_has_direct_uses): Rewrite to be
5139 conservatively correct.
5141 2010-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5145 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5147 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
5149 2010-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5151 * doc/install.texi: Update recommended GMP/MPFR/MPC versions.
5153 2010-01-31 Kai Tietz <kai.tietz@onevision.com>
5155 * config.gcc: Adjust order of makefile fragments for mingw targets.
5157 2010-01-31 Richard Guenther <rguenther@suse.de>
5160 * gimplify.c (gimplify_init_constructor): For volatile LHS
5161 initialize a temporary.
5163 2010-01-31 Matthias Klose <doko@ubuntu.com>
5165 * configure.ac: Fix __stack_chk_fail check for cross builds configured
5167 * configure: Regenerate.
5169 2010-01-29 Eric Botcazou <ebotcazou@adacore.com>
5171 * tree-ssa-alias.c (same_type_for_tbaa): Return -1 if the types have
5172 the same alias set and their sizes different constantness.
5173 (aliasing_component_refs_p): Revert 2009-10-24 change.
5175 2010-01-29 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5177 * config/sparc/sparc.c (sparc_elf_asm_named_section): Declare decl
5180 2010-01-29 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa-ccp.c (ccp_fold_stmt): Unshare values we substitute.
5183 Assert we successfully updated the call.
5185 2010-01-29 Jakub Jelinek <jakub@redhat.com>
5187 PR rtl-optimization/42889
5188 * df.h (df_set_bb_dirty_nonlr): New prototype.
5189 * df-core.c (df_set_bb_dirty_nonlr): New function.
5190 * df-scan.c (df_insn_rescan): Call it instead of
5191 df_set_bb_dirty for DEBUG_INSNs.
5193 2010-01-29 Richard Guenther <rguenther@suse.de>
5196 * ipa-inline.c (cgraph_decide_inlining_incrementally): Avoid
5197 quadratic behavior in most cases.
5199 2010-01-28 Uros Bizjak <ubizjak@gmail.com>
5202 * config/i386/i386.c (ix86_expand_int_movcc): Convert tmp to SImode
5203 in the call to gen_x86_movsicc_0_m1.
5205 2010-01-28 Richard Guenther <rguenther@suse.de>
5207 PR tree-optimization/42871
5208 * tree-ssa-pre.c (phi_translate_set): Make sure to retain leaders.
5210 2010-01-28 Richard Guenther <rguenther@suse.de>
5212 * tree-ssa-ccp.c (ccp_fold_stmt): Fold calls and propagate
5213 into call arguments.
5215 2010-01-28 Richard Guenther <rguenther@suse.de>
5218 * tree-cfgcleanup.c (remove_forwarder_block): Do not remove
5219 the forwarder if the destination is an EH landing pad.
5221 2010-01-28 Razya Ladelsky <razya@il.ibm.com>
5223 * tree-parloops.c (transform_to_exit_first_loop): Update the basic
5224 block list passed to gimple_duplicate_sese_tail.
5225 (parallelize_loops): Avoid parallelization when the function
5227 Avoid parallelization when the preheader is IRREDUCIBLE.
5228 Try to optimize when estimated_loop_iterations_int is unresolved.
5229 Add the loop's location to the dump file.
5230 * tree-cfg.c (add_phi_args_after_redirect): Remove.
5231 (gimple_duplicate_sese_tail): Remove the check for the latch.
5232 Redirect nexits to the exit block.
5233 Remove handling of the incoming edges to the latch.
5234 Redirect the backedge from the copied latch to the exit bb.
5236 2010-01-28 Michael Matz <matz@suse.de>
5239 * config/i386/i386.c (ix86_expand_vector_init_duplicate):
5240 Wrap force_reg into a sequence, emit it before user.
5242 2010-01-28 Stephen Thomas <stephen.thomas@arm.com>
5244 * config/arm/arm.md (bswapsi2): Add support for bswapsi2.
5246 (arm_legacy_rev): Likewise.
5247 (thumb_legacy_rev): Likewise.
5249 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5251 * dwarf2out.c (mem_loc_descriptor): Remove special casing of
5252 CONSTANT_POOL_ADDRESS_P SYMBOL_REFs. If for MEM recursive call
5253 on MEM's address failed, try avoid_constant_pool_reference and
5254 recurse if it returned something different.
5255 (loc_descriptor): If for MEM mem_loc_descriptor failed on the
5256 address, try avoid_constant_pool_reference and recurse if it
5257 returned something different.
5258 (dw_loc_list_1): If for MEM mem_loc_descriptor failed on the
5259 address and avoid_constant_pool_reference returned something
5260 different, don't set have_address.
5262 2010-01-27 Alexandre Oliva <aoliva@redhat.com>
5265 * var-tracking.c (val_store): Add modified argument, obey it.
5267 (count_uses): Move down logging of main.
5268 (compute_bb_dataflow): Use val_store for MO_VAL_USEs that
5269 don't need resolution.
5270 (emit_notes_in_bb): Likewise.
5272 2010-01-27 Richard Guenther <rguenther@suse.de>
5275 * tree-inline.c (remap_decl): Delay remapping of SSA name
5276 default definitions until we need them.
5278 2010-01-27 Jakub Jelinek <jakub@redhat.com>
5280 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Redefine.
5281 (rs6000_delegitimize_address): New function.
5283 * config/s390/s390.c (s390_delegitimize_address): Call
5284 delegitimize_mem_from_attrs.
5287 * tree-inline.c (cannot_copy_type_1): Removed.
5288 (copy_forbidden): Don't forbid copying of functions containing
5289 records/unions with variable length fields.
5291 2010-01-27 Christian Bruel <christian.bruel@st.com>
5295 * config/sh/sh.c (find_barrier): Increase length for non delayed
5296 conditional branches.
5298 2010-01-27 Matthias Klose <doko@ubuntu.com>
5300 * configure.ac (gnu-unique-object): Fix ldd version check.
5301 * configure: Regenerate.
5303 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5305 * config/sparc/sparc.c (sparc_elf_asm_named_section): Test for
5307 * config/sparc/sysv4.h [HAVE_GNU_AS] (TARGET_ASM_NAMED_SECTION):
5308 Test for HAVE_GNU_AS value.
5310 2010-01-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5312 * config.gcc (mips-sgi-irix[56]*): Set use_gcc_stdint.
5313 * config/mips/iris.h (INT8_TYPE, INT16_TYPE, INT32_TYPE,
5314 INT64_TYPE): Define.
5315 (UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE): Define.
5316 (INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
5317 INT_LEAST64_TYPE): Define.
5318 (UINT_LEAST8_TYPE, UINT_LEAST16_TYPE, UINT_LEAST32_TYPE,
5319 UINT_LEAST64_TYPE): Define.
5320 (INT_FAST8_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE)
5321 INT_FAST64_TYPE): Define.
5322 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
5323 UINT_FAST64_TYPE): Define.
5324 (INTMAX_TYPE, UINTMAX_TYPE): Define.
5325 (INTPTR_TYPE, UINTPTR_TYPE): Define.
5326 (SIG_ATOMIC_TYPE): Define.
5328 2010-01-26 Richard Guenther <rguenther@suse.de>
5330 * df-scan.c (df_scan_set_bb_info): Remove assert.
5331 (df_insn_rescan_debug_internal): Merge asserts.
5332 (df_install_ref): Likewise.
5333 (df_mark_reg): Use bitmap_set_range.
5334 (df_hard_reg_used_p): Remove assert.
5335 (df_hard_reg_used_count): Likewise.
5337 2010-01-26 Richard Guenther <rguenther@suse.de>
5339 PR rtl-optimization/42685
5340 * web.c (web_main): Ignore DEBUG_INSNs.
5342 2010-01-26 Joern Rennecke <amylaar@spamcop.net>
5344 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Explain arguments.
5346 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Add loc parameter.
5347 Fix types of fndecl and arglist parameters.
5349 2010-01-26 Richard Guenther <rguenther@suse.de>
5352 * tree-eh.c (unsplit_eh): Skip debug insns.
5354 2010-01-26 Richard Guenther <rguenther@suse.de>
5356 PR tree-optimization/42250
5357 * ipa-type-escape.c (type_escape_execute): Do not analyze clones.
5359 2010-01-26 Jakub Jelinek <jakub@redhat.com>
5362 * omp-low.c (expand_omp_sections): Only use single_pred if
5363 l2_bb is single_pred_p.
5365 2010-01-25 Christian Bruel <christian.bruel@st.com>
5368 * config/sh/sh.c (find_barrier): Increase length for non delayed
5369 conditional branches.
5370 (sh_insn_length_adjustment): Use JUMP_TABLE_DATA_P.
5372 2010-01-24 David S. Miller <davem@davemloft.net>
5374 * config/sparc/sysv4.h (TARGET_ASM_NAMED_SECTION): Only
5375 define if not using GAS.
5376 * config/sparc/sparc.c (sparc_elf_asm_named_section):
5377 Likewise. Delete SECTION_MERGE code, which is only applicable
5380 2010-01-24 Mark Mitchell <mark@codesourcery.com>
5383 * config/arm/arm.c (arm_mangle_type): Do not warn about changes to
5384 mangling of va_list in system headers.
5386 2010-01-23 Toon Moene <toon@moene.org>
5388 * tree-predcom.c (combine_chains): Return NULL, not false.
5390 2010-01-23 Joern Rennecke <amylaar@spamcop.net>
5392 * tree-loop-distribution.c (distribute_loop): Fix declaration and
5393 initialization of variable res to agree with return type.
5395 2010-01-22 Steve Ellcey <sje@cup.hp.com>
5397 * Makefile.in (tree-sra.o): Add $(EXPR_H) dependency.
5398 * tree-sra.c: Add include of expr.h.
5400 2010-01-22 Jakub Jelinek <jakub@redhat.com>
5402 * tree-into-ssa.c (maybe_register_def): If stmt ends the bb,
5403 insert the debug stmt on the single non-EH edge from the stmt.
5405 2010-01-22 Richard Henderson <rth@redhat.com>
5408 * tree-sra.c (sra_modify_assign): Delay re-gimplification of
5409 the RHS until after generate_subtree_copies has insertted its
5410 code before the current statement.
5412 2010-01-22 Joern Rennecke <amylaar@spamcop.net>
5414 * doc/tm.texi (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): Fix return type.
5416 * gcc-plugin.h (plugin_init): Use "C" likage for c++.
5418 2010-01-21 Martin Jambor <mjambor@suse.cz>
5420 PR tree-optimization/42585
5421 * tree-sra.c (struct access): New field grp_total_scalarization.
5422 (dump_access): Dump the new field.
5423 (should_scalarize_away_bitmap): New variable.
5424 (cannot_scalarize_away_bitmap): Likewise.
5425 (sra_initialize): Allocate new bitmaps.
5426 (sra_deinitialize): Free new bitmaps.
5427 (create_access_1): New function.
5428 (create_access): Parts moved to create_access_1.
5429 (type_consists_of_records_p): New function.
5430 (completely_scalarize_record): Likewise.
5431 (build_access_from_expr): Set bit in cannot_scalarize_away_bitmap.
5432 (build_accesses_from_assign): Set bits in should_scalarize_away_bitmap.
5433 (sort_and_splice_var_accesses): Hint groups with a total_scalarization
5435 (analyze_all_variable_accesses): Completely scalarize small eligible
5438 2010-01-21 Martin Jambor <mjambor@suse.cz>
5440 * tree-sra.c (build_ref_for_offset_1): Allow for zero size fields.
5442 2010-01-21 Andrew Haley <aph@redhat.com>
5444 * gcc.c (process_command): Move lang_specific_driver before
5445 setting cc_libexec_prefix.
5447 2010-01-21 Richard Guenther <rguenther@suse.de>
5450 * fold-const.c (negate_expr_p): Pretend only negative
5451 real constants are easily negatable.
5453 2010-01-20 Janis Johnson <janis187@us.ibm.com>
5454 Jason Merrill <jason@redhat.com>
5456 * tree.h (TYPE_TRANSPARENT_UNION): Replace with ...
5457 (TYPE_TRANSPARENT_AGGR): this, for union and record.
5458 * calls.c (initialize argument_information): Handle it.
5459 * c-common.c (handle_transparent_union_attribute): Use new name.
5460 * c-decl.c (finish_struct): Ditto.
5461 * c-typeck.c (type_lists_compatible_p): Ditto.
5462 (convert_for_assignment): Use new name and also handle record.
5463 * function.c (aggregate_value_p): Handle it.
5464 (pass_by_reference): Ditto.
5465 (assign_parm_data_types): Ditto.
5466 * print-tree.c (print_node): Ditto.
5467 * lto-streamer-in.c (unpack_ts_type_value_fields): Ditto.
5468 * lto-streamer-out.c (pack_ts_type_value_fields): Ditto.
5469 * tree.c (first_field): New fn.
5471 2010-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
5474 * config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Always apply wrappers,
5475 even when linking statically, for now.
5477 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5480 * var-tracking.c (use_type): Choose MO_VAL_SET for REGs set
5481 without a cselib val.
5482 (count_uses): Accept MO_VAL_SET with no val on stores.
5483 (add_stores): Likewise.
5485 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5487 * var-tracking.c (check_value_val): Add a compile time assertion.
5488 (dv_is_decl_p): Simplify.
5489 (dv_as_decl, dv_as_value, dv_from_decl, dv_from_value): Only use
5490 gcc_assert if ENABLE_CHECKING.
5492 2010-01-20 Alexandre Oliva <aoliva@redhat.com>
5495 * var-tracking.c: Include tree-flow.h.
5496 (mem_dies_at_call): New.
5497 (dataflow_set_preserve_mem_locs): Use it.
5498 (dataflow_set_remove_mem_locs): Likewise.
5499 (dump_var): Renamed from dump_variable. Adjust all callers.
5500 (dump_var_slot): Renamed from dump_variable_slot. Likewise.
5501 * Makefile.in (var-tracking.o): Adjust deps.
5503 2010-01-20 Joern Rennecke <amylaar@spamcop.net>
5505 * doc/tm.texi (TARGET_SCHED_SET_SCHED_FLAGS): Fix argument list.
5507 2010-01-20 Richard Guenther <rguenther@suse.de>
5509 PR tree-optimization/42717
5510 * tree-ssa-dce.c (get_live_post_dom): Remove.
5511 (forward_edge_to_pdom): Take an arbitrary edge to copy
5512 degenerate PHI args from.
5513 (remove_dead_stmt): Use the first post-dominator even if it
5514 does not contain live statements as redirection destination.
5516 2010-01-20 Richard Guenther <rguenther@suse.de>
5518 * tree-inline.c (estimate_num_insns): Handle EH builtins.
5520 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5522 * sel-sched.c (create_speculation_check): Remove set but not used
5524 (try_transformation_cache): Remove set but not used variable ds.
5525 (calculate_privileged_insns): Remove set but not used variables
5526 cur_insn and min_spec_insn.
5527 (find_best_expr): Remove set but not used variable avail_n.
5528 * tree-predcom.c (base_names_in_chain_on): Remove set but not used
5530 * cgraphunit.c (assemble_thunk): Remove set but not used variable
5532 * haifa-sched.c (remove_notes): Remove set but not used variable prev.
5533 * graphite-clast-to-gimple.c (gloog): Remove set but not used variable
5536 2010-01-20 Felyza Wishbringer <fwishbringer@gmail.com>
5539 * config.gcc (i[34567]86-*-*): Fix handling of athlon64 and athlon-fx
5540 cpu types. Add support for *-sse3 cpu types.
5541 (x86_64-*-*): Ditto.
5543 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5546 * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
5547 argument, call initializer_constant_valid_p_1 instead of
5548 initializer_constant_valid_p, pass CACHE to it, return NULL
5549 immediately if first call returns NULL.
5550 (initializer_constant_valid_p_1): New function.
5551 (initializer_constant_valid_p): Use it.
5553 2010-01-20 Thomas Quinot <quinot@adacore.com>
5555 * tree.def (PLACEHOLDER_EXPR): Fix comment.
5557 2010-01-20 Jakub Jelinek <jakub@redhat.com>
5559 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_mod for UMOD instead
5560 of MOD, handle MOD using DW_OP_{over,over,div,mul,minus}.
5561 (loc_list_from_tree): Don't handle unsigned division. Handle
5562 signed modulo using DW_OP_{over,over,div,mul,minus}.
5563 * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
5564 modulo instead of signed.
5566 2010-01-20 DJ Delorie <dj@redhat.com>
5568 * config/h8300/h8300.c (F): Add "in_epilogue" flag.
5570 (h8300_emit_stack_adjustment): Propogate it.
5572 (h8300_expand_prologue): Likewise.
5573 (h8300_expand_epilogue): Likewise.
5575 2010-01-19 Michael Matz <matz@suse.de>
5577 PR tree-optimization/41783
5578 * tree-data-ref.c (toplevel): Include flags.h.
5579 (dump_data_dependence_relation): Also dump the inputs if the
5580 result will be unknown.
5581 (split_constant_offset_1): Look through some conversions.
5582 * tree-predcom.c (determine_roots_comp): Restart a new chain if
5583 the offset from last element is too large.
5584 (ref_at_iteration): Deal also with MISALIGNED_INDIRECT_REF.
5585 (reassociate_to_the_same_stmt): Handle vector registers.
5586 * tree-vect-data-refs.c (vect_equal_offsets): Handle unary operations
5588 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop): Add
5589 wide_prolog_niters argument, emit widening instructions.
5590 (vect_do_peeling_for_alignment): Adjust caller, use widened
5591 variant of the iteration cound.
5592 * Makefile.in (tree-data-ref.o): Add $(FLAGS_H).
5594 2010-01-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5597 * config/arm/neon-testgen.m (emit_automatics): New parameter
5598 features. Adjust for Fixed_return_reg feature.
5599 (test_intrinsic): Call emit_automatics with new feature.
5600 * config/arm/neon.ml: Update copyright years.
5601 (features): New Fixed_return_reg feature.
5602 (ops): Update feature for Vget_low.
5604 2010-01-19 Jakub Jelinek <jakub@redhat.com>
5606 PR tree-optimization/42719
5607 * tree-outof-ssa.c (trivially_conflicts_p): Don't consider debug
5611 * fwprop.c (all_uses_available_at): Return false if def_set dest
5612 is a REG that is used in def_insn.
5614 2010-01-19 Joern Rennecke <amylaar@spamcop.net>
5616 * doc/tm.texi (TARGET_FIXED_CONDITION_CODE_REGS): Add argument names.
5618 (TARGET_CC_MODES_COMPATIBLE): Put return value in braces.
5621 (TARGET_SCHED_INIT_SCHED_CONTEXT): Clarify language.
5623 * target.h (struct gcc_target) <secondary_reload>: Change type
5624 of last argument to secondary_reload_info *.
5626 2010-01-18 Uros Bizjak <ubizjak@gmail.com>
5629 * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
5630 memory references with unaligned offsets. Remove CQImode handling.
5631 (unaligned_memory_operand): Return 1 for memory references with
5632 unaligned offsets. Remove CQImode handling.
5634 2010-01-18 Richard Guenther <rguenther@suse.de>
5637 * cfgexpand.c (expand_call_stmt): TER pointer arguments in
5640 2010-01-18 Richard Guenther <rguenther@suse.de>
5642 PR tree-optimization/42781
5643 * tree-ssa-structalias.c (find_what_var_points_to): Skip
5644 restrict processing only if the original variable was artificial.
5646 2010-01-18 Joern Rennecke <amylaar@spamcop.net>
5648 * doc/tm.texi (TARGET_ASM_FUNCTION_EPILOGUE): Update text on where to
5649 find number of popped argument bytes.
5651 (TARGET_INVALID_WITHIN_DOLOOP): Put return value in braces.
5652 Fix the text that describes the return value for invalid insns.
5654 (TARGET_SCHED_NEEDS_BLOCK_P): Fix return type. Fix argument list.
5656 (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Fix argument types.
5657 Clarify what 'cost of the -dependence' is. Fix quoting.
5659 * toplev.c (default_get_pch_validity): Rename argument to "sz".
5660 * doc/tm.texi (TARGET_GET_PCH_VALIDITY): Likewise.
5662 2010-01-17 Jakub Jelinek <jakub@redhat.com>
5664 * dwarf2out.c (mem_loc_descriptor): Don't ICE on
5665 {S,U}S_{PLUS,MINUS,NEG,ABS,ASHIFT}.
5667 2010-01-17 Richard Guenther <rguenther@suse.de>
5670 * function.c (split_complex_args): Take a VEC to modify.
5671 (assign_parms_augmented_arg_list): Build a VEC instead of
5672 a chain of PARM_DECLs.
5673 (assign_parms_unsplit_complex): Take a VEC of arguments.
5674 Do not fixup unmodified parms.
5675 (assign_parms): Deal with the VEC.
5676 (gimplify_parameters): Likewise.
5678 2010-01-17 Richard Guenther <rguenther@suse.de>
5680 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Fix PHI
5681 node existence check.
5682 * tree-vect-loop.c (vect_analyze_loop_form): Likewise.
5683 * tree-cfgcleanup.c (merge_phi_nodes): Likewise.
5684 * tree-ssa-dce.c (forward_edge_to_pdom): Likewise.
5685 * tree-cfg.c (gimple_execute_on_growing_pred): Likewise.
5686 (gimple_execute_on_growing_pred): Likewise.
5688 2010-01-17 Richard Guenther <rguenther@suse.de>
5690 PR tree-optimization/42773
5691 * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
5692 (compute_antic_aux): Likewise.
5693 (compute_partial_antic_aux): Likewise.
5695 2010-01-17 Jie Zhang <jie.zhang@analog.com>
5698 * dwarf2out.c (mem_loc_descriptor): Handle SS_TRUNCATE
5701 2010-01-17 Joern Rennecke <amylaar@spamcop.net>
5703 * doc/tm.texi (TARGET_INIT_LIBFUNCS): Put @findex entries in order of
5706 (TARGET_LEGITIMATE_ADDRESS_P): Add return type.
5707 Fix markup for strict argument.
5709 (TARGET_SCHED_REORDER2): Fix argument types.
5711 (TARGET_SCHED_DFA_PRE_CYCLE_INSN): Fix return type.
5712 (TARGET_SCHED_DFA_POST_CYCLE_INSN): Likewise.
5714 (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE): Fix name.
5715 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Likewise.
5717 (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD):
5720 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Remove duplicate documentation.
5721 (TARGET_SCHED_INIT_SCHED_CONTEXT): Likewise.
5722 (TARGET_SCHED_SET_SCHED_CONTEXT): Likewise.
5723 (TARGET_SCHED_CLEAR_SCHED_CONTEXT): Likewise.
5724 (TARGET_SCHED_FREE_SCHED_CONTEXT): Likewise.
5726 (TARGET_SCHED_SET_SCHED_CONTEXT): Fix typo.
5728 (TARGET_SCHED_GEN_SPEC_CHECK): Fix name.
5730 (TARGET_ASM_RELOC_RW_MASK): Add return type.
5731 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Fix return type.
5733 (TARGET_STRIP_NAME_ENCODING): Fix markup of return type and parameter.
5735 (TARGET_ASM_FILE_START): Put @findex before paragraph start.
5738 (TARGET_ASM_NAMED_SECTION): Fix argument list.
5740 (TARGET_HAVE_NAMED_SECTIONS): Use @deftypevr.
5741 (TARGET_HAVE_SWITCHABLE_BSS_SECTIONS): Likewise.
5743 (TARGET_ASM_RECORD_GCC_SWITCHES_SECTION): Use @deftypevr.
5745 (TARGET_ASM_ASSEMBLE_VISIBILITY): Fix argument types.
5747 (TARGET_ASM_MARK_DECL_PRESERVED): Fix argument and markup
5748 referring to it. Fix language.
5750 (TARGET_HAVE_CTORS_DTORS): Use @deftypevr.
5752 (TARGET_ASM_FINAL_POSTSCAN_INSN): Adjust name of first argument.
5754 (TARGET_ASM_EMIT_UNWIND_LABEL): Add argument types.
5756 (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Add type to argument.
5758 (TARGET_UNWIND_EMIT): Remove space between 'FILE *' and
5759 '@var{stream}. Remove stray 'and'.
5761 (TARGET_ARM_EABI_UNWINDER): Use @deftypevr.
5763 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Adjust name of first argument.
5765 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Add missing article.
5767 (TARGET_OPTION_VALID_ATTRIBUTE_P): Fix name, it was
5768 misspelled as TARGET_VALID_OPTION_ATTRIBUTE_P.
5770 (TARGET_GET_PCH_VALIDITY): Put 'void *' in braces.
5771 Fix description of return value.
5772 Rename argument "sz" to "len."
5774 (TARGET_CXX_GUARD_MASK_BIT): Add missing article.
5775 Clarify meaning of 'true' return value.
5777 (TARGET_SHIFT_TRUNCATION_MASK): Fix return type.
5779 (TARGET_MODE_REP_EXTENDED): Fix two inconsisent uses of
5780 rep_mode versus mode_rep.
5782 (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Document.
5784 (TARGET_BUILTIN_DECL): Fix name.
5786 (TARGET_COMMUTATIVE_P): Fix type of first argument.
5788 (TARGET_SET_CURRENT_FUNCTION): Mention possibility of cfun being NULL.
5790 (TARGET_BRANCH_TARGET_REGISTER_CLASS): Fix return type.
5792 (TARGET_USE_LOCAL_THUNK_ALIAS_P): Document as macro instead of hook.
5794 (TARGET_RELAXED_ORDERING): Use @deftypevr.
5796 (TARGET_GET_DRAP_RTX): Note that this is a hook.
5799 (TARGET_BUILTIN_RECIPROCAL): Fix argument types.
5800 Rename argument tm_fn to md_fn.
5802 (TARGET_OPTION_PRINT): Fix argument list.
5804 2010-01-16 Harsha Jagasia <harsha.jagasia@amd.com>
5807 * config/i386/i386.c (ix86_fixup_binary_operands):
5808 Revert FMA4 fixup of operands.
5810 2010-01-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5813 * Makefile.in (write_entries_to_file, install-plugin):
5814 Use \012 instead of \n with tr.
5816 2010-01-16 Richard Sandiford <r.sandiford@uk.ibm.com>
5818 * configure.ac (HAVE_AS_REF): New C macro.
5819 * configure: Regenerate.
5820 * config.in: Likewise.
5821 * collect2.c (main): Only postpone SCAN_DWEH to the second pass
5823 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Only define
5826 2010-01-16 Joern Rennecke <amylaar@spamcop.net>
5828 * doc/tm.texi (TARGET_USE_BLOCKS_FOR_CONSTANT_P): Fix argument types.
5830 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Fix argument types.
5832 (TARGET_USE_ANCHORS_FOR_SYMBOL_P): Fix argument types.
5834 (TARGET_SCHED_ALLOC_SCHED_CONTEXT): Put 'void *' in braces.
5836 (TARGET_IN_SMALL_DATA_P): Fix argument type.
5838 (TARGET_BINDS_LOCAL_P): Fix argument type.
5840 (TARGET_ASM_FILE_END): Use prototype.
5842 (TARGET_ASM_RECORD_GCC_SWITCHES): Don't put 'int' in braces.
5844 (TARGET_DWARF_CALLING_CONVENTION): Fix argument type.
5846 (TARGET_COMP_TYPE_ATTRIBUTES): Fix argument types.
5848 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Fix argument type.
5850 (TARGET_EMUTLS_VAR_ALIGN_FIXED): Don't put 'bool' in braces.
5851 (TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS): Likewise.
5853 (TARGET_PCH_VALID_P): Put 'const char *' in braces.
5854 (TARGET_CHECK_PCH_TARGET_FLAGS): Likewise.
5856 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Don't put 'bool' in braces.
5857 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
5858 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Don't put 'rtx' in braces.
5859 (TARGET_ADDR_SPACE_CONVERT): Likewise.
5861 (TARGET_CASE_VALUES_THRESHOLD): Put 'unsigned int' in braces.
5863 (TARGET_MACHINE_DEPENDENT_REORG: Use prototype.
5865 (TARGET_INIT_BUILTINS): Use prototype.
5867 (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5868 Put 'const char *' in braces. Fix parameter types.
5869 (TARGET_INVALID_CONVERSION): Fix parameter types.
5870 (TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP): Likewise.
5871 (TARGET_INVALID_PARAMETER_TYPE, TARGET_INVALID_RETURN_TYPE): Likewise.
5873 (TARGET_PROMOTED_TYPE): Remove braces around 'tree'.
5876 (TARGET_CONVERT_TO_TYPE): Remove braces around 'tree'.
5878 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Remove braces around 'bool'.
5880 2010-01-15 Joern Rennecke <amylaar@spamcop.net>
5882 * doc/tm.texi (TARGET_HELP): Fix return type.
5884 (TARGET_PROMOTE_FUNCTION_MODE): Put 'enum machine_mode'
5885 in braces. Fix argument types.
5887 (TARGET_LIBGCC_CMP_RETURN_MODE): Use prototype.
5889 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Use prototype.
5891 (TARGET_MS_BITFIELD_LAYOUT_P): Fix argument type.
5893 (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Don't put 'bool' in braces.
5894 (TARGET_FIXED_POINT_SUPPORTED_P): Likewise.
5896 (TARGET_MANGLE_TYPE): Fix argument types.
5898 (TARGET_IRA_COVER_CLASSES): Use prototype.
5900 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Fix return type. Use prototype.
5902 (TARGET_CAN_ELIMINATE): Use identifiers for argument names.
5904 (TARGET_PROMOTE_PROTOTYPES): Fix argument type.
5906 (TARGET_MUST_PASS_IN_STACK): Fix argument type.
5908 (TARGET_CALLEE_COPIES): Fix argument types.
5910 (TARGET_SPLIT_COMPLEX_ARG): Fix argument type.
5912 (TARGET_GIMPLIFY_VA_ARG_EXPR): Fix argument types.
5914 (TARGET_FUNCTION_VALUE): Fix argument types.
5916 (TARGET_RETURN_IN_MSB): Fix argument type.
5918 (TARGET_RETURN_IN_MEMORY): Fix argument types.
5920 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Fix argument types.
5922 (TARGET_EXTRA_LIVE_ON_ENTRY): Fix argument type.
5924 (TARGET_STRICT_ARGUMENT_NAMING): Make literal in text
5925 agree with return type.
5927 (TARGET_PRETEND_OUTGOING_VARARGS_NAMED): Add Prototype.
5929 2010-01-15 Jing Yu <jingyu@google.com>
5931 PR rtl-optimization/42691
5932 * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
5933 a pseudo to a constant and are merged, and adjust comments.
5935 2010-01-15 Eric Botcazou <ebotcazou@adacore.com>
5937 * config/i386/sse.md (avx_vperm2f128<mode>3): Fix typo.
5939 2010-01-15 Richard Guenther <rguenther@suse.de>
5942 * tree-cfgcleanup.c (remove_forwarder_block): Move destination
5943 labels of computed or non-local gotos to the destination.
5944 * tree-cfg.c (gimple_verify_flow_info): Verify that a EH
5945 landing pad label is the first label.
5947 2010-01-15 Richard Guenther <rguenther@suse.de>
5949 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
5951 2010-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5954 * config/rs6000/rs6000.md (sqrtdf2): Split into expander and insn
5955 to allow generation of the xssqrtdp instruction on power7.
5956 (sqrtdf2_fpr): Ditto.
5958 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5961 * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
5962 functions with noreturn attribute.
5965 * varasm.c (declare_weak): Add weak attribute to decl if it
5966 doesn't have one already.
5967 (assemble_external): Only add decls to weak_decls if they also
5968 have weak attribute.
5970 2010-01-14 Alexandre Oliva <aoliva@redhat.com>
5972 * var-tracking.c (var_reg_delete): Don't delete the association
5973 between REGs and values or one-part variables if the register
5976 2010-01-14 Jakub Jelinek <jakub@redhat.com>
5979 * tree-inline.c (copy_debug_stmt): Don't reset debug stmt just
5980 because its first operand is a non-localized variable.
5982 2010-01-14 Martin Jambor <mjambor@suse.cz>
5984 PR tree-optimization/42706
5985 * tree-sra.c (encountered_recursive_call): New variable.
5986 (encountered_unchangable_recursive_call): Likewise.
5987 (sra_initialize): Initialize both new variables.
5988 (callsite_has_enough_arguments_p): New function.
5989 (scan_function): Call decl and flags check only for IPA-SRA, check
5990 whether there is a recursive call and whether it has enough arguments.
5991 (all_callers_have_enough_arguments_p): New function.
5992 (convert_callers): Look for recursive calls only when
5993 encountered_recursive_call is set.
5994 (ipa_early_sra): Bail out either if
5995 !all_callers_have_enough_arguments_p or
5996 encountered_unchangable_recursive_call.
5998 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6000 * sel-sched.c: Add 2010 to copyright years.
6001 * sel-sched-ir.c: Likewise.
6002 * sel-sched-ir.h: Likewise.
6004 2010-01-14 Martin Jambor <mjambor@suse.cz>
6006 PR tree-optimization/42714
6007 * tree-sra.c (sra_ipa_modify_assign): Handle incompatible-type
6008 constructors specially.
6010 2010-01-14 Andi Kleen <ak@linux.intel.com>
6012 * config/i386/drivers-i386.c (detect_caches_intel):
6013 Add l2sizekb parameter and fill in.
6014 (host_detect_local_cpu): Add l2sizekb, fill in.
6015 Add Atom small cache heuristic.
6017 2010-01-14 Andi Kleen <ak@linux.intel.com>
6019 * config/i386/drivers-i386.c (detect_caches_cpuid4):
6020 Add level3 parameter and fill in.
6021 (detect_caches_intel): Handle level3 cache.
6023 2010-01-14 Andi Kleen <ak@linux.intel.com>
6025 * config/i386/drivers-i386.c (host_detect_local_cpu):
6026 Fix core duo detection.
6028 2010-01-14 Andi Kleen <ak@linux.intel.com>
6030 * config/i386/drivers-i386.c (host_detect_local_cpu):
6033 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6035 * config/rs6000/rs6000.c (rs6000_variable_issue): Rename to...
6036 (rs6000_variable_issue_1): this. Use...
6037 (rs6000_variable_issue): here. Reimplement. Print debug info.
6039 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6041 * sel-sched-ir.c (sel_restore_other_notes): Rename to
6042 sel_restore_notes. Update all callers. Call reemit_notes
6045 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6047 PR rtl-optimization/42246
6048 * sel-sched-ir.h (get_all_loop_exits): Include exits from inner
6051 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6053 * sel-sched.c (compute_av_set_at_bb_end): Do not test that number of
6054 all successors is the same as number of successors in current region.
6056 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6058 * sel-sched.c (maybe_emit_renaming_copy): Exit early when expression
6059 to rename is not separable. Otherwise check that its LHS is not NULL.
6061 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6063 * sel-sched.c (choose_best_reg_1): Loop over all regs for mode.
6065 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6067 * sel-sched.c (mark_unavailable_hard_regs): Do not try to search
6068 available registers when failed to discover LHS register class.
6069 Fix indentation. Update comment.
6071 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6072 Alexander Monakov <amonakov@ispras.ru>
6074 PR rtl-optimization/42389
6075 * sel-sched.c (advance_one_cycle): Set FENCE_ISSUE_MORE
6077 (advance_state_on_fence): Likewise.
6078 (sel_target_adjust_priority): Print debug output only when
6079 sched_verbose >= 4, not 2.
6080 (get_expr_cost): Do not issue all unique insns on the next cycle.
6081 (fill_insns): Initialize can_issue_more from the value saved
6083 * sel-sched-ir.c (flist_add): New parameter issue_more.
6084 Init FENCE_ISSUE_MORE with it.
6085 (merge_fences): Likewise.
6086 (init_fences): Update call to flist_add.
6087 (add_to_fences, add_clean_fence_to_fences)
6088 (add_dirty_fence_to_fences): Likewise.
6089 (move_fence_to_fences): Update call to merge_fences.
6090 (invoke_reorder_hooks): Do not reset can_issue_more on insns from
6092 * sel-sched-ir.h (struct _fence): New field issue_more.
6093 (FENCE_ISSUE_MORE): New accessor macro.
6095 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6097 PR rtl-optimization/42388
6098 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not delete empty blocks
6099 that have no predecessors nor successors. Do not call move_bb_info
6100 for empty blocks outside of current region.
6102 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6104 PR rtl-optimization/42294
6105 * sel-sched-ir.h (struct _sel_insn_data): Update comment.
6106 * sel-sched.c (move_exprs_to_boundary): Transitively add all
6107 originators' originators.
6109 2010-01-14 Alexander Monakov <amonakov@ispras.ru>
6111 PR rtl-optimization/39453
6112 PR rtl-optimization/42246
6113 * sel-sched-ir.c (considered_for_pipelining_p): Do not test
6115 (sel_add_loop_preheaders): Add preheader to last_added_blocks.
6117 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6118 Alexander Monakov <amonakov@ispras.ru>
6121 * sel-sched-ir.c (sel_recompute_toporder): New. Use it...
6122 (maybe_tidy_empty_bb): ... here. Make static. Add new
6123 argument. Update all callers.
6124 (tidy_control_flow): ... and here. Recompute topological order
6125 of basic blocks in region if necessary.
6126 (sel_redirect_edge_and_branch): Change return type. Return true
6127 if topological order might have been invalidated.
6128 (purge_empty_blocks): Export and move from...
6129 * sel-sched.c (purge_empty_blocks): ... here.
6130 * sel-sched-ir.h (sel_redirect_edge_and_branch): Update prototype.
6131 (maybe_tidy_empty_bb): Delete prototype.
6132 (purge_empty_blocks): Declare.
6134 2010-01-14 Andrey Belevantsev <abel@ispras.ru>
6136 PR rtl-optimization/42249
6137 * sel-sched.c (try_replace_dest_reg): When chosen register
6138 and original register is the same, do not bail out early, but
6139 still check all original insns for validity of replacing destination
6140 register. Set EXPR_TARGET_AVAILABLE to 1 before leaving function
6143 2010-01-14 Jakub Jelinek <jakub@redhat.com>
6146 Port from no-undefined-overflow branch:
6147 2009-03-09 Richard Guenther <rguenther@suse.de>
6149 * fold-const.c (add_double_with_sign): Fix unsigned overflow detection.
6151 2010-01-14 Richard Guenther <rguenther@suse.de>
6154 * gimple.c (iterative_hash_gimple_type): Avoid hashing error_mark_node.
6156 2010-01-14 Ira Rosen <irar@il.ibm.com>
6158 PR tree-optimization/42709
6159 * tree-vect-slp.c (vect_get_constant_vectors): Use constant's type
6160 as scalar type in creation of constant vector operand.
6162 2010-01-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6165 * Makefile.in ($(TESTSUITEDIR)/site.exp, check-%)
6166 (check-parallel-%): Match `testsuite' directory component only
6169 2010-01-14 Shujing Zhao <pearly.zhao@oracle.com>
6171 PR translation/39521
6172 * gcc.c (do_spec_1): Wrapped the error and notice messages of specs
6175 2010-01-13 Richard Guenther <rguenther@suse.de>
6177 PR tree-optimization/42730
6178 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Add shortcut for
6181 2010-01-13 Steve Ellcey <sje@cup.hp.com>
6184 * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
6185 for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
6188 2010-01-13 Bernd Schmidt <bernd.schmidt@analog.com>
6190 * config/bfin/libgcc-bfin.ver: Regenerate based on current
6191 libgcc-std.ver. Add entries for ___smulsi3_highpart and
6192 ___umulsi3_highpart.
6194 * config/bfin/bfin.c (bfin_reorg): Call run_selective_scheduling
6195 rather than schedule_insns if the pass is enabled.
6197 2010-01-13 Martin Jambor <mjambor@suse.cz>
6199 PR tree-optimization/42704
6200 * tree-sra.c (sra_modify_assign): Do not delete assignments to
6203 2010-01-13 Martin Jambor <mjambor@suse.cz>
6205 PR tree-optimization/42703
6206 * tree-sra.c (analyze_access_subtree): Check that we can build a
6207 reference to the original data within the aggregate.
6209 2010-01-13 Richard Guenther <rguenther@suse.de>
6211 PR tree-optimization/42705
6212 * tree-ssa-reassoc.c (build_and_add_sum): Insert stmts after labels.
6214 2010-01-13 Richard Guenther <rguenther@suse.de>
6217 * fold-const.c (fold_unary_loc): Fold INDIRECT_REFs.
6219 2010-01-13 Jakub Jelinek <jakub@redhat.com>
6222 * var-tracking.c (values_to_unmark): New variable.
6223 (find_loc_in_1pdv): Clear VALUE_RECURSED_INTO of values in
6224 values_to_unmark vector. Moved body to...
6225 (find_loc_in_1pdv_1): ... this. Don't clear VALUE_RECURSED_INTO,
6226 instead queue it into values_to_unmark vector.
6227 (vt_find_locations): Free values_to_unmark vector.
6229 2010-01-13 Wolfgang Gellerich <gellerich@de.ibm.com>
6231 * config/s390/s390.c (override_options): Set
6232 default of max-pending-list-length to 256
6234 2010-01-13 Richard Guenther <rguenther@suse.de>
6237 * tree-pass.h (PROP_gimple_lcx): New.
6238 * cfgexpand.c (pass_expand): Require PROP_gimple_lcx.
6239 * passes.c (init_optimization_passes): Move pass_lower_complex_O0
6240 before the final cleanup_eh.
6241 (dump_properties): Dump PROP_gimple_lcx.
6242 * tree-complex.c (pass_lower_complex): Provide PROP_gimple_lcx.
6243 (tree_lower_complex_O0): Remove.
6244 (gate_no_optimization): Run if PROP_gimple_lcx is not set.
6245 (pass_lower_complex_O0): Provide PROP_gimple_lcx. Run
6246 tree_lower_complex, schedule TODO_update_ssa.
6247 * lto-streamer-out.c (output_function): Stream the functions
6249 * lto-streamer-in.c (input_function): Likewise.
6250 (lto_read_body): Do not override them here.
6252 2010-01-12 Joseph Myers <joseph@codesourcery.com>
6255 * c-typeck.c (build_c_cast): Fold value cast to union type before
6256 wrapping it in a CONSTRUCTOR.
6258 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6260 PR rtl-optimization/42699
6261 * cse.c (cse_insn): Optimize lhs ZERO_EXTRACT if only CONST_INTs are
6264 2010-01-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6266 * config/mips/iris6.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6267 SUBTARGET_WARN_UNUSED_SPEC): Move ...
6268 config/mips/iris.h (SUBTARGET_DONT_WARN_UNUSED_SPEC,
6269 SUBTARGET_WARN_UNUSED_SPEC): ... here
6270 * config/mips/iris5.h (LIBGCC_SPEC): Define.
6272 2010-01-12 Julian Brown <julian@codesourcery.com>
6274 * config/arm/neon-schedgen.ml (Utils): Don't try to
6275 open missing module.
6276 (find_with_result): New.
6278 2010-01-12 Jakub Jelinek <jakub@redhat.com>
6281 * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
6282 sharing when canonicalizing ({lt,ge}u (plus a b) b).
6284 PR tree-optimization/42645
6285 * tree-inline.c (processing_debug_stmt): Move earlier. Make static.
6286 (remap_ssa_name): If processing_debug_stmt and name wasn't found in
6287 decl_map, set processing_debug_stmt to -1 and return name without
6290 2010-01-11 Dave Korn <dave.korn.cygwin@gmail.com>
6292 * doc/install.texi (Specific#x-x-cygwin): Document minimum required
6293 binutils version, and reword target configuration description.
6295 2010-01-11 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6297 * config/avr/avr.h (LINKER_NAME): Remove.
6299 2010-01-11 Janis Johnson <janis187@us.ibm.com>
6302 * config/rs6000/rs6000.c (rs6000_override_options): On targets
6303 that support VSX, warn for -mno-altivec if vsx is not disabled,
6306 2010-01-11 Joseph Myers <joseph@codesourcery.com>
6307 Shujing Zhao <pearly.zhao@oracle.com>
6309 PR translation/42469
6310 * common.opt (Wframe-larger-than=, fcompare-debug=, fdbg-cnt=,
6311 fira-verbose=, flto-compression-level=, fplugin-arg-): Use tab
6312 character between option name and help text.
6313 * c.opt (imultilib): Likewise.
6315 2010-01-10 Rafael Avila de Espindola <espindola@google.com>
6317 * lto-streamer-out.c (output_unreferenced_globals): Output static
6320 2010-01-10 Steven Bosscher <steven@gcc.gnu.org>
6322 PR rtl-optimization/42621
6323 * bb-reorder.c (gate_duplicated_computed_gotos): Only run if not
6324 optimizing for size.
6325 (duplicate_computed_gotos): Remove now-redundant check.
6327 2010-01-10 Steve Ellcey <sje@cup.hp.com>
6330 * configure.ac: Save and restore LDFLAGS and LIBS
6331 * configure: Regenerate.
6333 2010-01-10 Richard Guenther <rguenther@suse.de>
6336 * builtins.c (fold_builtin_strlen): Add type argument and
6337 convert the resulting length to it.
6338 (fold_builtin_1): Adjust.
6340 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6342 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Shorten
6343 sequence for DImode constants >= 0x80000000UL <= 0xFFFFFFFFUL by
6345 (num_insns_constant_wide): Adjust for that change.
6347 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6350 * web.c (union_defs): Add used argument, to combine uses of
6352 (entry_register): Adjust type and tests of used argument.
6353 (web_main): Widen used for new use. Pass it to union_defs.
6354 * df.h (union_defs): Adjust prototype.
6356 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6359 * loop-unroll.c (referenced_in_one_insn_in_loop_p): Count debug
6360 uses in new incoming argument. Free body.
6361 (reset_debug_uses_in_loop): New.
6362 (analyze_insn_to_expand_var): Call the latter if the former found
6363 anything. Fix whitespace. Reject invalid dest overlaps before
6364 going through all insns in the loop.
6366 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6369 * haifa-sched.c (dying_use_p): Debug insns don't count.
6371 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6374 * gimplify.c (gimplify_modify_expr): Drop lhs on noreturn calls.
6375 * tree-cfg.c (is_ctrl_altering_stmt): Don't compute flags twice.
6376 (verify_gimple_call): Reject LHS in noreturn calls.
6378 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6382 * tree-vect-loop-manip.c (adjust_info): New type.
6383 (adjust_vec): New pointer to vector.
6384 (adjust_debug_stmts_now, adjust_vec_debug_stmts): New.
6385 (adjust_debug_stmts, adjust_phi_and_debug_stmts): New.
6386 (slpeel_update_phis_for_duplicate_loop): Use them.
6387 (slpeel_update_phi_nodes_for_guard1): Likewise.
6388 (slpeel_update_phi_nodes_for_guard2): Likewise.
6389 (slpeel_tree_peel_loop_to_edge): Likewise.
6390 (vect_update_ivs_after_vectorizer): Likewise.
6392 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6394 * vec.h (DEF_VEC_ALLOC_FUNC_O_STACK): Drop excess paren.
6395 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
6397 2010-01-09 Alexandre Oliva <aoliva@redhat.com>
6399 * config/i386/i386.c (ix86_vectorize_builtin_vec_perm): Silence
6400 bogus uninitialized warning.
6402 2010-01-09 Richard Guenther <rguenther@suse.de>
6405 * tree-scalar-evolution.c (interpret_loop_phi): Make sure
6406 the evolution is compatible with the initial condition.
6408 2010-01-09 Jakub Jelinek <jakub@redhat.com>
6410 * gcc.c (process_command): Update copyright notice dates.
6411 * gcov.c (print_version): Likewise.
6412 * gcov-dump.c (print_version): Likewise.
6413 * mips-tfile.c (main): Likewise.
6414 * mips-tdump.c (main): Likewise.
6416 2010-01-08 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
6419 * config/avr/avr.md (rotlqi3): Add CONST_INT_P check.
6421 (rotlhi3_8): Delete.
6423 (rotlsi3_8): Delete.
6424 (rotlsi3_16): Delete.
6425 (rotlsi3_24): Delete.
6427 (*rotw<mode>3): New.
6428 (*rotb<mode>3): New.
6429 * config/avr/avr.c (avr_rotate_bytes): New function.
6430 * config/avr/avr-proto.h (avr_rotate_bytes): New function.
6432 2010-01-08 Steve Ellcey <sje@cup.hp.com>
6435 * configure.ac: Modify -rdynamic check.
6436 * configure: Regenerate.
6438 2010-01-08 DJ Delorie <dj@redhat.com>
6440 * config/sh/sh.c (sh_expand_epilogue): Fix interrupt handler
6441 register popping order.
6443 2010-01-08 Richard Guenther <rguenther@suse.de>
6446 * c.opt (fsigned-char): Also let LTO handle this option.
6447 (funsigned-char): Likewise.
6449 2010-01-07 Richard Guenther <rguenther@suse.de>
6451 * gimple.h (gss_for_code): Wrap gcc_assert in ENABLE_CHECKING.
6452 (gimple_op): Likewise.
6453 (gimple_op_ptr): Likewise.
6454 (gimple_assign_set_lhs): Remove gcc_assert.
6455 (gimple_assign_set_rhs1): Likewise.
6456 (gimple_assign_set_rhs2): Likewise.
6457 (gimple_call_set_lhs): Likewise.
6458 (gimple_call_set_fn): Likewise.
6459 (gimple_call_set_fndecl): Likewise.
6460 (gimple_call_fndecl): Likewise.
6461 (gimple_call_return_type): Likewise.
6462 (gimple_call_set_chain): Likewise.
6463 (gimple_call_num_args): Likewise.
6464 (gimple_call_set_arg): Likewise.
6465 (gimple_cond_set_code): Likewise.
6466 (gimple_cond_set_lhs): Likewise.
6467 (gimple_cond_set_rhs): Likewise.
6468 (gimple_cond_set_true_label): Likewise.
6469 (gimple_cond_set_false_label): Likewise.
6470 (gimple_label_set_label): Likewise.
6471 (gimple_goto_set_dest): Likewise.
6472 (gimple_debug_bind_get_var): Wrap gcc_assert in ENABLE_CHECKING.
6473 (gimple_debug_bind_get_value): Likewise.
6474 (gimple_debug_bind_get_value_ptr): Likewise.
6475 (gimple_debug_bind_set_var): Likewise.
6476 (gimple_debug_bind_set_value): Likewise.
6477 (gimple_debug_bind_reset_value): Likewise.
6478 (gimple_debug_bind_has_value_p): Likewise.
6479 (gimple_return_retval_ptr): Remove gcc_assert.
6480 (gimple_return_retval): Likewise.
6481 (gimple_return_set_retval): Likewise.
6482 * tree-flow.h (struct gimple_df): Remove nonlocal_all member.
6483 (safe_referenced_var_iterator): Remove.
6484 (FOR_EACH_REFERENCED_VAR_SAFE): Likewise.
6485 * tree-flow-inline.h (gimple_nonlocal_all): Remove.
6486 (fill_referenced_var_vec): Remove.
6487 (first_readonly_imm_use): Remove redundant gcc_assert.
6488 (phi_arg_index_from_use): Combine gcc_asserts.
6489 (move_use_after_head): Wrap gcc_assert in ENABLE_CHECKING.
6490 (first_imm_use_stmt): Remove redundant gcc_assert.
6491 * tree-cfg.c (verify_gimple_call): Verify function and chain
6492 operands. Verify arguments.
6493 (verify_types_in_gimple_stmt): Verify condition code and labels.
6495 2010-01-07 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/42641
6498 * sese.c (rename_map_elt_info): Use the SSA name version, do
6501 2010-01-07 Jakub Jelinek <jakub@redhat.com>
6503 PR tree-optimization/42625
6504 * cgraph.c (cgraph_make_node_local): Clear DECL_COMDAT*,
6505 TREE_PUBLIC, DECL_WEAK and DECL_EXTERNAL also for same_body aliases.
6507 2010-01-07 Duncan Sands <baldrick@free.fr>
6509 * Makefile.in (PLUGIN_HEADERS): Add version.h.
6511 2010-01-07 Uros Bizjak <ubizjak@gmail.com>
6514 * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
6515 note itself is not function_invariant_p.
6517 2009-01-07 Steven Bosscher <steven@gcc.gnu.org>
6519 * gcse.c (execute_rtl_cprop, execute_rtl_pre, execute_rtl_hoist):
6520 Do not add the DF_NOTE problem.
6521 * store-motion.c (execute_rtl_store_motion): Likewise.
6523 2010-01-07 Martin Jambor <mjambor@suse.cz>
6525 PR tree-optimization/42157
6526 * tree-sra.c (compare_access_positions): Stabilize sort if both
6527 accesses have integer types, return zero immediately if they are the
6530 2010-01-06 Richard Henderson <rth@redhat.com>
6533 * haifa-sched.c (add_to_note_list): Merge into ...
6534 (concat_note_lists): ... here, and ...
6535 (unlink_other_notes, rm_other_notes): Merge into...
6536 (remove_notes): ... here. Create REG_SAVE_NOTEs for
6537 NOTE_INSN_EPILOGUE_BEG.
6539 2010-01-06 Richard Guenther <rguenther@suse.de>
6541 * ipa-inline.c (cgraph_decide_inlining_incrementally): Do
6542 not inline regular functions into always-inline functions.
6544 2010-01-06 Nick Clifton <nickc@redhat.com>
6546 * config/rx/rx.h (enum rx_cpu_type): Add RX200.
6547 (CC1_SPEC): Issue an error message if -mcpu=rx200 and -fpu are
6549 (OVERRIDE_OPTIONS): Delete.
6550 (OPTIMIZATION_OPTIONS): Define.
6551 (ALLOW_RX_FPU_INSNS): Define only in terms of -fpu option.
6552 * config/rx/rx.c (rx_handle_option): Issue an error message if
6553 -mcpu=rx200 and -fpu are used together.
6554 (rx_set_optimization_options): New function. Issue an error
6555 message if an optimization attribute attempts to reset the FPU/
6556 math optimization pairing.
6557 * config/rx/rx-protos.h (rx_set_optimization_options): Prototype.
6558 * config/rx/rx.opt: Set the default to 32-bit doubles.
6559 * config/rx/t-rx: Add multilibs for -nofpu option.
6560 * doc/invoke.texi: Update documentation of RX options.
6562 2010-01-06 Richard Guenther <rguenther@suse.de>
6564 * tree-ssa-pre.c (name_to_id): New global.
6565 (alloc_expression_id): Simplify SSA name handling.
6566 (lookup_expression_id): Likewise.
6567 (init_pre): Zero name_to_id.
6568 (fini_pre): Free it.
6570 2010-01-06 Uros Bizjak <ubizjak@gmail.com>
6572 * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
6574 2010-01-05 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/sse.md (smaxv2di3): New.
6578 (umaxv2di3): Likewise.
6579 (sminv2di3): Likewise.
6580 (uminv2di3): Likewise.
6582 2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
6585 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
6586 * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
6587 (legitimize_tls_address): Likewise.
6588 (sparc_tls_referenced_p): Likewise.
6589 * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
6590 and adjust calls to legitimize_pic_address.
6591 (legitimate_constant_p) Use sparc_tls_referenced_p.
6592 (legitimate_pic_operand_p): Likewise.
6593 (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
6594 (sparc_tls_symbol_ref_1): Delete.
6595 (sparc_tls_referenced_p): Make static, recognize specific patterns.
6596 (legitimize_tls_address): Make static, handle CONST patterns.
6597 (legitimize_pic_address): Make static, remove unused parameter and
6598 adjust recursive calls.
6599 (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
6600 and adjust call to legitimize_pic_address.
6601 (sparc_output_mi_thunk): Likewise.
6603 2010-01-05 Paolo Bonzini <bonzini@gnu.rg>
6604 H.J. Lu <hongjiu.lu@intel.com>
6607 * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
6608 for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
6609 operands to make them signed.
6612 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6615 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6616 GTU to GT for V4SI and V2DI.
6618 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6619 (umin<mode>3): Removed.
6621 (uminv4si3): Likewise.
6623 2010-01-05 Martin Jambor <mjambor@suse.cz>
6625 PR tree-optimization/42462
6626 * ipa-inline.c (compute_inline_parameters): Pass node->decl instead of
6627 current_function_decl to helper functions and macros.
6629 2010-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6632 * flags.h: Don't include real.h.
6633 (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS,
6634 HONOR_SIGN_DEPENDENT_ROUNDING): Move ...
6635 * real.h (HONOR_NANS, HONOR_SNANS, HONOR_INFINITIES,
6636 HONOR_SIGNED_ZEROS, HONOR_SIGN_DEPENDENT_ROUNDING): ... here.
6637 * dominance.c: Update copyright.
6638 * gimple.c (walk_gimple_op): Remove inline.
6639 * tree-ssa-reassoc.c: Include real.h.
6640 * Makefile.in (FLAGS_H): Remove $(REAL_H).
6641 (tree-ssa-reassoc.o): Depend on $(REAL_H).
6643 2010-01-05 Nick Clifton <nickc@redhat.com>
6645 * config/rx/rx.c (rx_get_stack_layout): Fix allocation of second
6646 register to push into the stack frame when the accumulator has to
6647 be saved during interrupts.
6649 2010-01-05 Eric Fisher <joefoxreal@gmail.com>
6651 * doc/invoke.texi: Remove the documentation about option
6653 * common.opt (Wunreachable-code): Preserved for backward
6655 * tree-cfg.c: Remove the implementation of -Wunreachable-code.
6656 * opts.c (common_handle_option): Add OPT_Wunreachable_code to
6657 the backward compatibility flag section.
6659 2010-01-05 Richard Guenther <rguenther@suse.de>
6661 * tree-ssa-pre.c (bitmap_value_insert_into_set): Optimize.
6663 2010-01-05 Jakub Jelinek <jakub@redhat.com>
6666 * cfgexpand.c (expand_one_var): Diagnose too large variables.
6668 PR tree-optimization/42508
6669 * tree-sra.c (convert_callers): Check for recursive call
6670 by comparing cgraph nodes instead of decls.
6671 (modify_function): Call ipa_modify_formal_parameters also
6672 on all same_body aliases.
6674 * cgraphunit.c (cgraph_materialize_all_clones): Compare
6675 cgraph nodes when checking for same_body aliases.
6677 2010-01-05 Richard Guenther <rguenther@suse.de>
6679 * tree-ssa-pre.c (get_or_alloc_expr_for_name): Avoid redundant
6680 allocation and lookup.
6681 (get_or_alloc_expr_for_constant): Likewise.
6682 (phi_translate): Sink allocation.
6684 2010-01-04 Richard Guenther <rguenther@suse.de>
6686 * tree-ssa-sccvn.c (get_or_alloc_constant_value_id): Allocate
6687 a new entry only if needed.
6688 * tree-ssa-dom.c (lookup_avail_expr): Likewise.
6689 * tree-ssa-coalesce.c (find_coalesce_pair): Avoid one
6691 * tree-ssa-pre.c (sorted_array_from_bitmap_set): Pre-allocate
6693 (phi_translate): Handle CONSTANTs early.
6695 2010-01-04 Martin Jambor <mjambor@suse.cz>
6697 PR tree-optimization/42398
6698 * tree-sra.c (struct access): Removed flag grp_different_types.
6699 (dump_access): Do not dump the removed flag.
6700 (sort_and_splice_var_accesses): Do not set the removed flag.
6701 (sra_modify_expr): Check for type compatibility directly.
6703 2010-01-04 Martin Jambor <mjambor@suse.cz>
6705 PR tree-optimization/42366
6706 * ipa-cp.c (ipcp_init_stage): Always call ipa_compute_jump_functions on
6707 edges with variable number of parameters.
6708 * ipa-prop.c (ipa_write_node_info): Stream out uses_analysis_done
6709 flag instead of asserting it.
6710 (ipa_read_node_info): Read uses_analysis_done flag.
6712 2010-01-04 Richard Guenther <rguenther@suse.de>
6714 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Use
6715 iterative_hash_* as intended.
6716 (vn_reference_compute_hash): Likewise. Simplify hashing
6718 (vn_reference_lookup_2): Likewise.
6719 (vn_nary_op_compute_hash): Likewise.
6720 (vn_phi_compute_hash): Likewise.
6721 (expressions_equal_p): Remove strange code.
6722 * tree-ssa-pre.c (pre_expr_eq): Use gcc_unreachable ().
6723 (pre_expr_hash): Likewise. Simplify hashing SSA names.
6724 (bitmap_insert_into_set_1): Take value-id as parameter.
6725 (add_to_value): Pass it.
6726 (bitmap_insert_into_set): Likewise.
6727 (bitmap_value_insert_into_set): Likewise. Remove redundant check.
6729 2010-01-04 Jakub Jelinek <jakub@redhat.com>
6732 * gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
6733 (do_self_spec): For switches with SWITCH_IGNORE set set also
6734 SWITCH_IGNORE_PERMANENTLY.
6735 (check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
6738 2010-01-04 Rafael Avila de Espindola <espindola@google.com>
6740 * lto-streamer-out.c (output_unreferenced_globals): Output the full
6741 tree of an unreferenced global var.
6743 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/i386.c (ix86_expand_int_vcond): Don't convert
6747 GTU to GT for V4SI and V2DI.
6749 * config/i386/sse.md (umaxv4si3): Enabled for SSE4.1 and XOP.
6750 (umin<mode>3): Removed.
6752 (uminv4si3): Likewise.
6754 2010-01-04 H.J. Lu <hongjiu.lu@intel.com>
6757 * collect2.c (main): Turn on trace in collect2 if -v is passed
6760 2010-01-03 Jerry Quinn <jlquinn@optonline.net>
6762 * doc/c-tree.texi (RETURN_STMT): Change to RETURN_EXPR. Update
6763 description of expression operand.
6765 2010-01-03 Andrew Jenner <andrew@codesourcery.com>
6767 * configure.ac: Add install-html to target_list for Make-hooks.
6768 * configure: Regenerate.
6769 * fortran/Make-lang.in (F95_HTMLFILES): New.
6770 (fortran.html): Use it.
6771 (fortran.install-html): New.
6772 * Makefile.in (install-html): Add lang.install-html.
6773 * java/Make-lang.in (JAVA_HTMLFILES): New.
6774 (java.html): Use it.
6775 (java.install-html): New.
6776 * objc/Make-lang.in (objc.install-html): New.
6777 * objcp/Make-lang.in (obj-c++.install-html): New.
6778 * cp/Make-lang.in (c++.install-html): New.
6779 * ada/gcc-interface/Make-lang.in (ada.install-html): New.
6780 * lto/Make-lang.in (lto.install-html): New.
6782 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6785 * gcc.c (LINK_COMMAND_SPEC): Pass -m* and -v to -plugin-opt.
6787 2009-01-03 Steven Bosscher <steven@gcc.gnu.org>
6789 PR rtl-optimization/41862
6790 * store-motion.c (store_killed_in_insn, compute_store_table,
6791 remove_reachable_equiv_notes, replace_store_insn,
6792 build_store_vectors): Ignore all DEBUG_INSNs.
6794 2010-01-03 H.J. Lu <hongjiu.lu@intel.com>
6797 * common.opt: Add dumpdir.
6799 * gcc.c (cc1_options): Add "-dumpbase %B" only if -dumpbase
6801 (option_map): Add --dumpdir.
6803 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add dumpdir.
6805 * lto-wrapper.c (run_gcc): Add -dumpbase and -dumpdir for -o.
6807 * opts.c (decode_options): Try dump_dir_name first if
6808 dump_base_name isn't an absolute path.
6809 (common_handle_option): Handle OPT_dumpdir.
6811 * toplev.c (dump_dir_name): New.
6812 (print_switch_values): Also ignore -dumpdir.
6814 * toplev.h (dump_dir_name): New.
6816 2010-01-03 Richard Guenther <rguenther@suse.de>
6818 PR tree-optimization/42589
6819 * tree-ssa-math-opts.c (execute_optimize_bswap): Allow
6820 double-word expansion of bswap32.
6822 2010-01-03 Steven Bosscher <steven@gcc.gnu.org>
6824 * postreload-gcse.c (insert_expr_in_table): Replace BLOCK_NUM
6825 with BLOCK_FOR_INSN.
6826 * auto-inc-dec.c (attempt_change, get_next_ref, find_inc): Likewise.
6827 * ifcvt.c (noce_get_alt_condition, noce_try_abs,
6828 noce_process_if_block): Likewise.
6829 * gcse.c (compute_local_properties, insert_expr_in_table,
6830 insert_set_in_table, canon_list_insert, find_avail_set,
6831 pre_insert_copy_insn): Likewise.
6833 * basic-block.h (BLOCK_NUM): Move from here...
6834 * sched-int.h (BLOCK_NUM): ... to here to localize it in the scheduler.
6836 2010-01-03 Richard Guenther <rguenther@suse.de>
6838 PR tree-optimization/42438
6839 * tree-ssa-pre.c (struct bb_bitmap_sets): Add
6840 contains_may_not_return_call flag.
6841 (BB_MAY_NOTRETURN): New.
6842 (valid_in_sets): Trapping nary operations are not valid
6843 in blocks that may not return.
6844 (insert_into_preds_of_block): Remove check for trapping expressions.
6845 (compute_avail): Compute also BB_MAY_NOTRETURN.
6847 2010-01-03 Gerald Pfeifer <gerald@pfeifer.com>
6849 * doc/invoke.texi: Add 2010 to copyright years.
6851 2010-01-03 Eric Botcazou <ebotcazou@adacore.com>
6853 * config/sparc/sparc.c: Fix formatting nits.
6855 2010-01-02 Gerald Pfeifer <gerald@pfeifer.com>
6856 Alexander Monakov <amonakov@ispras.ru>
6858 * doc/invoke.texi (Optimize Options): Reword introduction a bit.
6860 2010-01-02 Richard Guenther <rguenther@suse.de>
6863 * tree-vrp.c (check_all_array_refs): Skip non-excutable blocks.
6864 (simplify_switch_using_ranges): Mark to be removed edges
6867 2010-01-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6869 * config/pa/t-slibgcc-dwarf-ver (SHLIB_SOVERSION): Bump by two.
6871 * collect2.c (scan_libraries): Add missing argument in call to
6874 2010-01-02 Uros Bizjak <ubizjak@gmail.com>
6877 * config/alpha/predicates.md (aligned_memory_operand): Return false
6879 (unaligned_memory_operand): Return true for CQImode.
6880 * config/alpha/alpha.c (get_aligned_mem): Assert that location
6881 doesn not cross aligned SImode word boundary.
6883 2010-01-02 Anatoly Sokolov <aesok@post.ru>
6885 * config/avr/avr.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, XEXP_):
6887 * config/avr/avr-protos.h (avr_init_once, avr_optimization_options,
6888 avr_change_section, avr_reg_class_from_letter) : Remove declaration.
6890 2010-01-02 Richard Guenther <rguenther@suse.de>
6893 * toplev.c (compile_file): Emit LTO marker properly. Change
6895 * collect2.c (scan_prog_file): Adjust for changed LTO marker.
6897 2010-01-01 Richard Guenther <rguenther@suse.de>
6900 * tree-sra.c (analyze_all_variable_accesses): Work in DECL_UID order.
6902 2010-01-01 Richard Guenther <rguenther@suse.de>
6905 * c-decl.c (grokdeclarator): For zero-size arrays force
6906 structural equality checks as layout_type does.
6908 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6910 * builtins.c: Update copyright to 2010.
6912 2010-01-01 H.J. Lu <hongjiu.lu@intel.com>
6915 * lto-streamer-out.c (produce_asm): Revert the last change.
6916 (copy_function): Likewise.
6918 * lto-streamer.c (lto_get_section_name): Skip any leading
6921 2010-01-01 Richard Guenther <rguenther@suse.de>
6924 * builtins.c (get_object_alignment): Do not use DECL_ALIGN
6928 Copyright (C) 2010 Free Software Foundation, Inc.
6930 Copying and distribution of this file, with or without modification,
6931 are permitted in any medium without royalty provided the copyright
6932 notice and this notice are preserved.